text: /*
   * The copyright in this software is being made available under the 2-clauses
   * BSD License, included below. This software may be subject to other third
   * party and contributor rights, including patent rights, and no such rights
   * are granted under this license.
   *
   * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
   * Copyright (c) 2002-2014, Professor Benoit Macq
   * Copyright (c) 2001-2003, David Janssens
   * Copyright (c) 2002-2003, Yannick Verschueren
   * Copyright (c) 2003-2007, Francois-Olivier Devaux
   * Copyright (c) 2003-2014, Antonin Descampe
   * Copyright (c) 2005, Herve Drolon, FreeImage Team
   * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
   * Copyright (c) 2006-2007, Parvatha Elangovan
   * Copyright (c) 2010-2011, Kaori Hagihara
   * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
   * Copyright (c) 2012, CS Systemes d'Information, France
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "opj_includes.h"
  
  /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
  /*@{*/
  
  /** @name Local static functions */
  /*@{*/
  
  #define OPJ_UNUSED(x) (void)x
  
  /**
   * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
   */
  static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager);
  
  /**
   * The read header procedure.
   */
  static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * The default encoding validation procedure without any extension.
   *
   * @param       p_j2k                   the jpeg2000 codec to validate.
   * @param       p_stream                the input stream to validate.
   * @param       p_manager               the user event manager.
   *
   * @return true if the parameters are correct.
   */
  static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * The default decoding validation procedure without any extension.
   *
   * @param       p_j2k                   the jpeg2000 codec to validate.
   * @param       p_stream                                the input stream to validate.
   * @param       p_manager               the user event manager.
   *
   * @return true if the parameters are correct.
   */
  static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
   * are valid. Developpers wanting to extend the library can add their own validation procedures.
   */
  static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager);
  
  /**
   * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
   * are valid. Developpers wanting to extend the library can add their own validation procedures.
   */
  static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager);
  
  /**
   * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
   * are valid. Developpers wanting to extend the library can add their own validation procedures.
   */
  static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager);
  
  /**
   * The mct encoding validation procedure.
   *
   * @param       p_j2k                   the jpeg2000 codec to validate.
   * @param       p_stream                                the input stream to validate.
   * @param       p_manager               the user event manager.
   *
   * @return true if the parameters are correct.
   */
  static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
                                         opj_stream_private_t *p_stream,
                                         opj_event_mgr_t * p_manager);
  
  /**
   * Builds the tcd decoder to use to decode tile.
   */
  static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager);
  /**
   * Builds the tcd encoder to use to encode tile.
   */
  static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager);
  
  /**
   * Creates a tile-coder decoder.
   *
   * @param       p_stream                        the stream to write data to.
   * @param       p_j2k                           J2K codec.
   * @param       p_manager                   the user event manager.
  */
  static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
                                     opj_stream_private_t *p_stream,
                                     opj_event_mgr_t * p_manager);
  
  /**
   * Excutes the given procedures on the given codec.
   *
   * @param       p_procedure_list        the list of procedures to execute
   * @param       p_j2k                           the jpeg2000 codec to execute the procedures on.
   * @param       p_stream                        the stream to execute the procedures on.
   * @param       p_manager                       the user manager.
   *
   * @return      true                            if all the procedures were successfully executed.
   */
  static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
                               opj_procedure_list_t * p_procedure_list,
                               opj_stream_private_t *p_stream,
                               opj_event_mgr_t * p_manager);
  
  /**
   * Updates the rates of the tcp.
   *
   * @param       p_stream                                the stream to write data to.
   * @param       p_j2k                           J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
                                       opj_stream_private_t *p_stream,
                                       opj_event_mgr_t * p_manager);
  
  /**
   * Copies the decoding tile parameters onto all the tile parameters.
   * Creates also the tile decoder.
   */
  static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Destroys the memory associated with the decoding of headers.
   */
  static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Reads the lookup table containing all the marker, status and action, and returns the handler associated
   * with the marker value.
   * @param       p_id            Marker value to look up
   *
   * @return      the handler associated with the id.
  */
  static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
      OPJ_UINT32 p_id);
  
  /**
   * Destroys a tile coding parameter structure.
   *
   * @param       p_tcp           the tile coding parameter to destroy.
   */
  static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
  
  /**
   * Destroys the data inside a tile coding parameter structure.
   *
   * @param       p_tcp           the tile coding parameter which contain data to destroy.
   */
  static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
  
  /**
   * Destroys a coding parameter structure.
   *
   * @param       p_cp            the coding parameter to destroy.
   */
  static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
  
  /**
   * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
   *
   * @param       p_j2k            J2K codec.
   * @param       p_tile_no        Tile number
   * @param       p_first_comp_no  The 1st component number to compare.
   * @param       p_second_comp_no The 1st component number to compare.
   *
   * @return OPJ_TRUE if SPCdod are equals.
   */
  static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  
  /**
   * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
   *
   * @param       p_j2k           J2K codec.
   * @param       p_tile_no       FIXME DOC
   * @param       p_comp_no       the component number to output.
   * @param       p_data          FIXME DOC
   * @param       p_header_size   FIXME DOC
   * @param       p_manager       the user event manager.
   *
   * @return FIXME DOC
  */
  static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no,
          OPJ_UINT32 p_comp_no,
          OPJ_BYTE * p_data,
          OPJ_UINT32 * p_header_size,
          opj_event_mgr_t * p_manager);
  
  /**
   * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
   *
   * @param       p_j2k                   the J2K codec.
   * @param       p_tile_no               the tile index.
   * @param       p_comp_no               the component being outputted.
   *
   * @return      the number of bytes taken by the SPCod element.
   */
  static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no,
          OPJ_UINT32 p_comp_no);
  
  /**
   * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
   * @param       p_j2k           the jpeg2000 codec.
   * @param       compno          FIXME DOC
   * @param       p_header_data   the data contained in the COM box.
   * @param       p_header_size   the size of the data contained in the COM marker.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
          OPJ_UINT32 compno,
          OPJ_BYTE * p_header_data,
          OPJ_UINT32 * p_header_size,
          opj_event_mgr_t * p_manager);
  
  /**
   * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
   *
   * @param       p_tile_no               the tile index.
   * @param       p_comp_no               the component being outputted.
   * @param       p_j2k                   the J2K codec.
   *
   * @return      the number of bytes taken by the SPCod element.
   */
  static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no,
          OPJ_UINT32 p_comp_no);
  
  /**
   * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
   *
   * @param       p_j2k                   J2K codec.
   * @param       p_tile_no               the tile to output.
   * @param       p_first_comp_no         the first component number to compare.
   * @param       p_second_comp_no        the second component number to compare.
   *
   * @return OPJ_TRUE if equals.
   */
  static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  
  
  /**
   * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
   *
   * @param       p_tile_no               the tile to output.
   * @param       p_comp_no               the component number to output.
   * @param       p_data                  the data buffer.
   * @param       p_header_size   pointer to the size of the data buffer, it is changed by the function.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
   *
  */
  static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
                                          OPJ_UINT32 p_tile_no,
                                          OPJ_UINT32 p_comp_no,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_header_size,
                                          opj_event_mgr_t * p_manager);
  
  /**
   * Updates the Tile Length Marker.
   */
  static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
  
  /**
   * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
   *
   * @param       p_j2k           J2K codec.
   * @param       compno          the component number to output.
   * @param       p_header_data   the data buffer.
   * @param       p_header_size   pointer to the size of the data buffer, it is changed by the function.
   * @param       p_manager       the user event manager.
   *
  */
  static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
                                         OPJ_UINT32 compno,
                                         OPJ_BYTE * p_header_data,
                                         OPJ_UINT32 * p_header_size,
                                         opj_event_mgr_t * p_manager);
  
  /**
   * Copies the tile component parameters of all the component from the first tile component.
   *
   * @param               p_j2k           the J2k codec.
   */
  static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
  
  /**
   * Copies the tile quantization parameters of all the component from the first tile component.
   *
   * @param               p_j2k           the J2k codec.
   */
  static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
  
  /**
   * Reads the tiles.
   */
  static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
                                       opj_stream_private_t *p_stream,
                                       opj_event_mgr_t * p_manager);
  
  static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
                                         OPJ_UINT32 p_tile_index,
                                         opj_stream_private_t *p_stream,
                                         opj_event_mgr_t * p_manager);
  
  static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
          opj_image_t* p_output_image);
  
  static void opj_get_tile_dimensions(opj_image_t * l_image,
                                      opj_tcd_tilecomp_t * l_tilec,
                                      opj_image_comp_t * l_img_comp,
                                      OPJ_UINT32* l_size_comp,
                                      OPJ_UINT32* l_width,
                                      OPJ_UINT32* l_height,
                                      OPJ_UINT32* l_offset_x,
                                      OPJ_UINT32* l_offset_y,
                                      OPJ_UINT32* l_image_width,
                                      OPJ_UINT32* l_stride,
                                      OPJ_UINT32* l_tile_offset);
  
  static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
  
  static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
                                          opj_stream_private_t *p_stream,
                                          opj_event_mgr_t * p_manager);
  
  /**
   * Sets up the procedures to do on writing header.
   * Developers wanting to extend the library can add their own writing procedures.
   */
  static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager);
  
  static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
          OPJ_BYTE * p_data,
          OPJ_UINT32 * p_data_written,
          OPJ_UINT32 p_total_data_size,
          opj_stream_private_t *p_stream,
          struct opj_event_mgr * p_manager);
  
  static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
          OPJ_BYTE * p_data,
          OPJ_UINT32 * p_data_written,
          OPJ_UINT32 p_total_data_size,
          opj_stream_private_t *p_stream,
          struct opj_event_mgr * p_manager);
  
  /**
   * Gets the offset of the header.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
                                         opj_stream_private_t *p_stream,
                                         opj_event_mgr_t * p_manager);
  
  static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
  
  /*
   * -----------------------------------------------------------------------
   * -----------------------------------------------------------------------
   * -----------------------------------------------------------------------
   */
  
  /**
   * Writes the SOC marker (Start Of Codestream)
   *
   * @param       p_stream                        the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a SOC marker (Start of Codestream)
   * @param       p_j2k           the jpeg2000 file codec.
   * @param       p_stream        XXX needs data
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the SIZ marker (image and tile size)
   *
   * @param       p_j2k           J2K codec.
   * @param       p_stream        the stream to write data to.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a SIZ marker (image and tile size)
   * @param       p_j2k           the jpeg2000 file codec.
   * @param       p_header_data   the data contained in the SIZ box.
   * @param       p_header_size   the size of the data contained in the SIZ marker.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the COM marker (comment)
   *
   * @param       p_stream                        the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a COM marker (comments)
   * @param       p_j2k           the jpeg2000 file codec.
   * @param       p_header_data   the data contained in the COM box.
   * @param       p_header_size   the size of the data contained in the COM marker.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  /**
   * Writes the COD marker (Coding style default)
   *
   * @param       p_stream                        the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a COD marker (Coding Styke defaults)
   * @param       p_header_data   the data contained in the COD box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the COD marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Compares 2 COC markers (Coding style component)
   *
   * @param       p_j2k            J2K codec.
   * @param       p_first_comp_no  the index of the first component to compare.
   * @param       p_second_comp_no the index of the second component to compare.
   *
   * @return      OPJ_TRUE if equals
   */
  static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
                                      OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  
  /**
   * Writes the COC marker (Coding style component)
   *
   * @param       p_j2k       J2K codec.
   * @param       p_comp_no   the index of the component to output.
   * @param       p_stream    the stream to write data to.
   * @param       p_manager   the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
                                    OPJ_UINT32 p_comp_no,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Writes the COC marker (Coding style component)
   *
   * @param       p_j2k                   J2K codec.
   * @param       p_comp_no               the index of the component to output.
   * @param       p_data          FIXME DOC
   * @param       p_data_written  FIXME DOC
   * @param       p_manager               the user event manager.
  */
  static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
                                          OPJ_UINT32 p_comp_no,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_data_written,
                                          opj_event_mgr_t * p_manager);
  
  /**
   * Gets the maximum size taken by a coc.
   *
   * @param       p_j2k   the jpeg2000 codec to use.
   */
  static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
  
  /**
   * Reads a COC marker (Coding Style Component)
   * @param       p_header_data   the data contained in the COC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the COC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the QCD marker (quantization default)
   *
   * @param       p_j2k                   J2K codec.
   * @param       p_stream                the stream to write data to.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a QCD marker (Quantization defaults)
   * @param       p_header_data   the data contained in the QCD box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the QCD marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Compare QCC markers (quantization component)
   *
   * @param       p_j2k                 J2K codec.
   * @param       p_first_comp_no       the index of the first component to compare.
   * @param       p_second_comp_no      the index of the second component to compare.
   *
   * @return OPJ_TRUE if equals.
   */
  static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
                                      OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  
  /**
   * Writes the QCC marker (quantization component)
   *
   * @param       p_comp_no       the index of the component to output.
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
                                    OPJ_UINT32 p_comp_no,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Writes the QCC marker (quantization component)
   *
   * @param       p_j2k           J2K codec.
   * @param       p_comp_no       the index of the component to output.
   * @param       p_data          FIXME DOC
   * @param       p_data_written  the stream to write data to.
   * @param       p_manager       the user event manager.
  */
  static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
                                          OPJ_UINT32 p_comp_no,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_data_written,
                                          opj_event_mgr_t * p_manager);
  
  /**
   * Gets the maximum size taken by a qcc.
   */
  static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
  
  /**
   * Reads a QCC marker (Quantization component)
   * @param       p_header_data   the data contained in the QCC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the QCC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  /**
   * Writes the POC marker (Progression Order Change)
   *
   * @param       p_stream                                the stream to write data to.
   * @param       p_j2k                           J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  /**
   * Writes the POC marker (Progression Order Change)
   *
   * @param       p_j2k          J2K codec.
   * @param       p_data         FIXME DOC
   * @param       p_data_written the stream to write data to.
   * @param       p_manager      the user event manager.
   */
  static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_data_written,
                                          opj_event_mgr_t * p_manager);
  /**
   * Gets the maximum size taken by the writing of a POC.
   */
  static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
  
  /**
   * Reads a POC marker (Progression Order Change)
   *
   * @param       p_header_data   the data contained in the POC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the POC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
   */
  static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
  
  /**
   * Gets the maximum size taken by the headers of the SOT.
   *
   * @param       p_j2k   the jpeg2000 codec to use.
   */
  static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
  
  /**
   * Reads a CRG marker (Component registration)
   *
   * @param       p_header_data   the data contained in the TLM box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the TLM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  /**
   * Reads a TLM marker (Tile Length Marker)
   *
   * @param       p_header_data   the data contained in the TLM box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the TLM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the updated tlm.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Reads a PLM marker (Packet length, main header marker)
   *
   * @param       p_header_data   the data contained in the TLM box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the TLM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  /**
   * Reads a PLT marker (Packet length, tile-part header)
   *
   * @param       p_header_data   the data contained in the PLT box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the PLT marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Reads a PPM marker (Packed headers, main header)
   *
   * @param       p_header_data   the data contained in the POC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the POC marker.
   * @param       p_manager               the user event manager.
   */
  
  static OPJ_BOOL opj_j2k_read_ppm(
      opj_j2k_t *p_j2k,
      OPJ_BYTE * p_header_data,
      OPJ_UINT32 p_header_size,
      opj_event_mgr_t * p_manager);
  
  /**
   * Merges all PPM markers read (Packed headers, main header)
   *
   * @param       p_cp      main coding parameters.
   * @param       p_manager the user event manager.
   */
  static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
  
  /**
   * Reads a PPT marker (Packed packet headers, tile-part header)
   *
   * @param       p_header_data   the data contained in the PPT box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the PPT marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Merges all PPT markers read (Packed headers, tile-part header)
   *
   * @param       p_tcp   the tile.
   * @param       p_manager               the user event manager.
   */
  static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
                                    opj_event_mgr_t * p_manager);
  
  
  /**
   * Writes the TLM marker (Tile Length Marker)
   *
   * @param       p_stream                                the stream to write data to.
   * @param       p_j2k                           J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Writes the SOT marker (Start of tile-part)
   *
   * @param       p_j2k            J2K codec.
   * @param       p_data           FIXME DOC
   * @param       p_data_written   FIXME DOC
   * @param       p_stream         the stream to write data to.
   * @param       p_manager        the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
                                    OPJ_BYTE * p_data,
                                    OPJ_UINT32 * p_data_written,
                                    const opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads values from a SOT marker (Start of tile-part)
   *
   * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
   *
   * @param       p_header_data   the data contained in the SOT marker.
   * @param       p_header_size   the size of the data contained in the SOT marker.
   * @param       p_tile_no       Isot.
   * @param       p_tot_len       Psot.
   * @param       p_current_part  TPsot.
   * @param       p_num_parts     TNsot.
   * @param       p_manager       the user event manager.
   */
  static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE *  p_header_data,
                                         OPJ_UINT32  p_header_size,
                                         OPJ_UINT32* p_tile_no,
                                         OPJ_UINT32* p_tot_len,
                                         OPJ_UINT32* p_current_part,
                                         OPJ_UINT32* p_num_parts,
                                         opj_event_mgr_t * p_manager);
  /**
   * Reads a SOT marker (Start of tile-part)
   *
   * @param       p_header_data   the data contained in the SOT marker.
   * @param       p_j2k           the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the PPT marker.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  /**
   * Writes the SOD marker (Start of data)
   *
   * @param       p_j2k               J2K codec.
   * @param       p_tile_coder        FIXME DOC
   * @param       p_data              FIXME DOC
   * @param       p_data_written      FIXME DOC
   * @param       p_total_data_size   FIXME DOC
   * @param       p_stream            the stream to write data to.
   * @param       p_manager           the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
                                    opj_tcd_t * p_tile_coder,
                                    OPJ_BYTE * p_data,
                                    OPJ_UINT32 * p_data_written,
                                    OPJ_UINT32 p_total_data_size,
                                    const opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a SOD marker (Start Of Data)
   *
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_stream                FIXME DOC
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager);
  
  static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
  {
      opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
                      p_j2k->m_current_tile_number, 1);           /* PSOT */
      ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
  
      opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
                      p_tile_part_size, 4);                                       /* PSOT */
      p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
  }
  
  /**
   * Writes the RGN marker (Region Of Interest)
   *
   * @param       p_tile_no               the tile to output
   * @param       p_comp_no               the component to output
   * @param       nb_comps                the number of components
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
                                    OPJ_UINT32 p_tile_no,
                                    OPJ_UINT32 p_comp_no,
                                    OPJ_UINT32 nb_comps,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a RGN marker (Region Of Interest)
   *
   * @param       p_header_data   the data contained in the POC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the POC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the EOC marker (End of Codestream)
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  #if 0
  /**
   * Reads a EOC marker (End Of Codestream)
   *
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_stream                FIXME DOC
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager);
  #endif
  
  /**
   * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
   *
   * @param       p_stream                        the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Inits the Info
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
  Add main header marker information
  @param cstr_index    Codestream information structure
  @param type         marker type
  @param pos          byte offset of marker segment
  @param len          length of marker segment
   */
  static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
                                       OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
  /**
  Add tile header marker information
  @param tileno       tile index number
  @param cstr_index   Codestream information structure
  @param type         marker type
  @param pos          byte offset of marker segment
  @param len          length of marker segment
   */
  static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
                                       opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
                                       OPJ_UINT32 len);
  
  /**
   * Reads an unknown marker
   *
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_stream                the stream object to read from.
   * @param       output_marker           FIXME DOC
   * @param       p_manager               the user event manager.
   *
   * @return      true                    if the marker could be deduced.
  */
  static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   OPJ_UINT32 *output_marker,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the MCT marker (Multiple Component Transform)
   *
   * @param       p_j2k           J2K codec.
   * @param       p_mct_record    FIXME DOC
   * @param       p_stream        the stream to write data to.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
          opj_mct_data_t * p_mct_record,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Reads a MCT marker (Multiple Component Transform)
   *
   * @param       p_header_data   the data contained in the MCT box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the MCT marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the MCC marker (Multiple Component Collection)
   *
   * @param       p_j2k                   J2K codec.
   * @param       p_mcc_record            FIXME DOC
   * @param       p_stream                the stream to write data to.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
          opj_simple_mcc_decorrelation_data_t * p_mcc_record,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager);
  
  /**
   * Reads a MCC marker (Multiple Component Collection)
   *
   * @param       p_header_data   the data contained in the MCC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the MCC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  /**
   * Writes the MCO marker (Multiple component transformation ordering)
   *
   * @param       p_stream                                the stream to write data to.
   * @param       p_j2k                           J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a MCO marker (Multiple Component Transform Ordering)
   *
   * @param       p_header_data   the data contained in the MCO box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the MCO marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
                                  OPJ_UINT32 p_index);
  
  static void  opj_j2k_read_int16_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_read_int32_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_read_float32_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_read_float64_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  
  static void  opj_j2k_read_int16_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_read_int32_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_read_float32_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_read_float64_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  
  static void  opj_j2k_write_float_to_int16(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_write_float_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_write_float_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  static void  opj_j2k_write_float_to_float64(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem);
  
  /**
   * Ends the encoding, i.e. frees memory.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
                                       opj_stream_private_t *p_stream,
                                       opj_event_mgr_t * p_manager);
  
  /**
   * Writes the CBD marker (Component bit depth definition)
   *
   * @param       p_stream                                the stream to write data to.
   * @param       p_j2k                           J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Reads a CBD marker (Component bit depth definition)
   * @param       p_header_data   the data contained in the CBD box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the CBD marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager);
  
  
  /**
   * Writes COC marker for each component.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager);
  
  /**
   * Writes QCC marker for each component.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager);
  
  /**
   * Writes regions of interests.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager);
  
  /**
   * Writes EPC ????
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager);
  
  /**
   * Checks the progression order changes values. Tells of the poc given as input are valid.
   * A nice message is outputted at errors.
   *
   * @param       p_pocs                  the progression order changes.
   * @param       p_nb_pocs               the number of progression order changes.
   * @param       p_nb_resolutions        the number of resolutions.
   * @param       numcomps                the number of components
   * @param       numlayers               the number of layers.
   * @param       p_manager               the user event manager.
   *
   * @return      true if the pocs are valid.
   */
  static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
                                        OPJ_UINT32 p_nb_pocs,
                                        OPJ_UINT32 p_nb_resolutions,
                                        OPJ_UINT32 numcomps,
                                        OPJ_UINT32 numlayers,
                                        opj_event_mgr_t * p_manager);
  
  /**
   * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
   *
   * @param               cp                      the coding parameters.
   * @param               pino            the offset of the given poc (i.e. its position in the coding parameter).
   * @param               tileno          the given tile.
   *
   * @return              the number of tile parts.
   */
  static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
                                       OPJ_UINT32 tileno);
  
  /**
   * Calculates the total number of tile parts needed by the encoder to
   * encode such an image. If not enough memory is available, then the function return false.
   *
   * @param       p_nb_tiles      pointer that will hold the number of tile parts.
   * @param       cp                      the coding parameters for the image.
   * @param       image           the image to encode.
   * @param       p_j2k                   the p_j2k encoder.
   * @param       p_manager       the user event manager.
   *
   * @return true if the function was successful, false else.
   */
  static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
                                       opj_cp_t *cp,
                                       OPJ_UINT32 * p_nb_tiles,
                                       opj_image_t *image,
                                       opj_event_mgr_t * p_manager);
  
  static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
  
  static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
  
  static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
  
  static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
  
  static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
  
  static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
  
  static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
          opj_image_t *image, opj_event_mgr_t *p_manager);
  
  static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
          opj_event_mgr_t *p_manager);
  
  /**
   * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
   *
   * @param       p_stream            the stream to read data from.
   * @param       tile_no             tile number we're looking for.
   * @param       p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
   * @param       p_manager       the user event manager.
   *
   * @return true if the function was successful, false else.
   */
  static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
          *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
          opj_event_mgr_t * p_manager);
  
  /*@}*/
  
  /*@}*/
  
  /* ----------------------------------------------------------------------- */
  typedef struct j2k_prog_order {
      OPJ_PROG_ORDER enum_prog;
      char str_prog[5];
  } j2k_prog_order_t;
  
  static j2k_prog_order_t j2k_prog_order_list[] = {
      {OPJ_CPRL, "CPRL"},
      {OPJ_LRCP, "LRCP"},
      {OPJ_PCRL, "PCRL"},
      {OPJ_RLCP, "RLCP"},
      {OPJ_RPCL, "RPCL"},
      {(OPJ_PROG_ORDER) - 1, ""}
  };
  
  /**
   * FIXME DOC
   */
  static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
      2,
      4,
      4,
      8
  };
  
  typedef void (* opj_j2k_mct_function)(const void * p_src_data,
                                        void * p_dest_data, OPJ_UINT32 p_nb_elem);
  
  static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
      opj_j2k_read_int16_to_float,
      opj_j2k_read_int32_to_float,
      opj_j2k_read_float32_to_float,
      opj_j2k_read_float64_to_float
  };
  
  static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
      opj_j2k_read_int16_to_int32,
      opj_j2k_read_int32_to_int32,
      opj_j2k_read_float32_to_int32,
      opj_j2k_read_float64_to_int32
  };
  
  static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
      opj_j2k_write_float_to_int16,
      opj_j2k_write_float_to_int32,
      opj_j2k_write_float_to_float,
      opj_j2k_write_float_to_float64
  };
  
  typedef struct opj_dec_memory_marker_handler {
      /** marker value */
      OPJ_UINT32 id;
      /** value of the state when the marker can appear */
      OPJ_UINT32 states;
      /** action linked to the marker */
      OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
                         OPJ_BYTE * p_header_data,
                         OPJ_UINT32 p_header_size,
                         opj_event_mgr_t * p_manager);
  }
  opj_dec_memory_marker_handler_t;
  
  static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
  {
      {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
      {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
      {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
      {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
      {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
      {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
      {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
      {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
      {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
      {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
      {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
      {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
      {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
      {J2K_MS_SOP, 0, 0},
      {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
      {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
      {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
      {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
      {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
      {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
  #ifdef USE_JPWL
  #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
      {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
      {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
      {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
      {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
  #endif
  #endif /* USE_JPWL */
  #ifdef USE_JPSEC
      {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
      {J2K_MS_INSEC, 0, j2k_read_insec}
  #endif /* USE_JPSEC */
      {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
  };
  
  static void  opj_j2k_read_int16_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_UINT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_bytes(l_src_data, &l_temp, 2);
  
          l_src_data += sizeof(OPJ_INT16);
  
          *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
      }
  }
  
  static void  opj_j2k_read_int32_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_UINT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_bytes(l_src_data, &l_temp, 4);
  
          l_src_data += sizeof(OPJ_INT32);
  
          *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
      }
  }
  
  static void  opj_j2k_read_float32_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_FLOAT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_float(l_src_data, &l_temp);
  
          l_src_data += sizeof(OPJ_FLOAT32);
  
          *(l_dest_data++) = l_temp;
      }
  }
  
  static void  opj_j2k_read_float64_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_FLOAT64 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_double(l_src_data, &l_temp);
  
          l_src_data += sizeof(OPJ_FLOAT64);
  
          *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
      }
  }
  
  static void  opj_j2k_read_int16_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_UINT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_bytes(l_src_data, &l_temp, 2);
  
          l_src_data += sizeof(OPJ_INT16);
  
          *(l_dest_data++) = (OPJ_INT32) l_temp;
      }
  }
  
  static void  opj_j2k_read_int32_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_UINT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_bytes(l_src_data, &l_temp, 4);
  
          l_src_data += sizeof(OPJ_INT32);
  
          *(l_dest_data++) = (OPJ_INT32) l_temp;
      }
  }
  
  static void  opj_j2k_read_float32_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_FLOAT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_float(l_src_data, &l_temp);
  
          l_src_data += sizeof(OPJ_FLOAT32);
  
          *(l_dest_data++) = (OPJ_INT32) l_temp;
      }
  }
  
  static void  opj_j2k_read_float64_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
      OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
      OPJ_UINT32 i;
      OPJ_FLOAT64 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          opj_read_double(l_src_data, &l_temp);
  
          l_src_data += sizeof(OPJ_FLOAT64);
  
          *(l_dest_data++) = (OPJ_INT32) l_temp;
      }
  }
  
  static void  opj_j2k_write_float_to_int16(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
      OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
      OPJ_UINT32 i;
      OPJ_UINT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          l_temp = (OPJ_UINT32) * (l_src_data++);
  
          opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
  
          l_dest_data += sizeof(OPJ_INT16);
      }
  }
  
  static void opj_j2k_write_float_to_int32(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
      OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
      OPJ_UINT32 i;
      OPJ_UINT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          l_temp = (OPJ_UINT32) * (l_src_data++);
  
          opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
  
          l_dest_data += sizeof(OPJ_INT32);
      }
  }
  
  static void  opj_j2k_write_float_to_float(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
      OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
      OPJ_UINT32 i;
      OPJ_FLOAT32 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          l_temp = (OPJ_FLOAT32) * (l_src_data++);
  
          opj_write_float(l_dest_data, l_temp);
  
          l_dest_data += sizeof(OPJ_FLOAT32);
      }
  }
  
  static void  opj_j2k_write_float_to_float64(const void * p_src_data,
          void * p_dest_data, OPJ_UINT32 p_nb_elem)
  {
      OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
      OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
      OPJ_UINT32 i;
      OPJ_FLOAT64 l_temp;
  
      for (i = 0; i < p_nb_elem; ++i) {
          l_temp = (OPJ_FLOAT64) * (l_src_data++);
  
          opj_write_double(l_dest_data, l_temp);
  
          l_dest_data += sizeof(OPJ_FLOAT64);
      }
  }
  
  char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
  {
      j2k_prog_order_t *po;
      for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
          if (po->enum_prog == prg_order) {
              return po->str_prog;
          }
      }
      return po->str_prog;
  }
  
  static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
                                        OPJ_UINT32 p_nb_pocs,
                                        OPJ_UINT32 p_nb_resolutions,
                                        OPJ_UINT32 p_num_comps,
                                        OPJ_UINT32 p_num_layers,
                                        opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32* packet_array;
      OPJ_UINT32 index, resno, compno, layno;
      OPJ_UINT32 i;
      OPJ_UINT32 step_c = 1;
      OPJ_UINT32 step_r = p_num_comps * step_c;
      OPJ_UINT32 step_l = p_nb_resolutions * step_r;
      OPJ_BOOL loss = OPJ_FALSE;
      OPJ_UINT32 layno0 = 0;
  
      packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
                                              sizeof(OPJ_UINT32));
      if (packet_array == 00) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory for checking the poc values.\n");
          return OPJ_FALSE;
      }
  
      if (p_nb_pocs == 0) {
          opj_free(packet_array);
          return OPJ_TRUE;
      }
  
      index = step_r * p_pocs->resno0;
      /* take each resolution for each poc */
      for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
          OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
  
          /* take each comp of each resolution for each poc */
          for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
              OPJ_UINT32 comp_index = res_index + layno0 * step_l;
  
              /* and finally take each layer of each res of ... */
              for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
                  /*index = step_r * resno + step_c * compno + step_l * layno;*/
                  packet_array[comp_index] = 1;
                  comp_index += step_l;
              }
  
              res_index += step_c;
          }
  
          index += step_r;
      }
      ++p_pocs;
  
      /* iterate through all the pocs */
      for (i = 1; i < p_nb_pocs ; ++i) {
          OPJ_UINT32 l_last_layno1 = (p_pocs - 1)->layno1 ;
  
          layno0 = (p_pocs->layno1 > l_last_layno1) ? l_last_layno1 : 0;
          index = step_r * p_pocs->resno0;
  
          /* take each resolution for each poc */
          for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
              OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
  
              /* take each comp of each resolution for each poc */
              for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
                  OPJ_UINT32 comp_index = res_index + layno0 * step_l;
  
                  /* and finally take each layer of each res of ... */
                  for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
                      /*index = step_r * resno + step_c * compno + step_l * layno;*/
                      packet_array[comp_index] = 1;
                      comp_index += step_l;
                  }
  
                  res_index += step_c;
              }
  
              index += step_r;
          }
  
          ++p_pocs;
      }
  
      index = 0;
      for (layno = 0; layno < p_num_layers ; ++layno) {
          for (resno = 0; resno < p_nb_resolutions; ++resno) {
              for (compno = 0; compno < p_num_comps; ++compno) {
                  loss |= (packet_array[index] != 1);
                  /*index = step_r * resno + step_c * compno + step_l * layno;*/
                  index += step_c;
              }
          }
      }
  
      if (loss) {
          opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
      }
  
      opj_free(packet_array);
  
      return !loss;
  }
  
  /* ----------------------------------------------------------------------- */
  
  static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
                                       OPJ_UINT32 tileno)
  {
      const OPJ_CHAR *prog = 00;
      OPJ_INT32 i;
      OPJ_UINT32 tpnum = 1;
      opj_tcp_t *tcp = 00;
      opj_poc_t * l_current_poc = 00;
  
      /*  preconditions */
      assert(tileno < (cp->tw * cp->th));
      assert(pino < (cp->tcps[tileno].numpocs + 1));
  
      /* get the given tile coding parameter */
      tcp = &cp->tcps[tileno];
      assert(tcp != 00);
  
      l_current_poc = &(tcp->pocs[pino]);
      assert(l_current_poc != 0);
  
      /* get the progression order as a character string */
      prog = opj_j2k_convert_progression_order(tcp->prg);
      assert(strlen(prog) > 0);
  
      if (cp->m_specific_param.m_enc.m_tp_on == 1) {
          for (i = 0; i < 4; ++i) {
              switch (prog[i]) {
              /* component wise */
              case 'C':
                  tpnum *= l_current_poc->compE;
                  break;
              /* resolution wise */
              case 'R':
                  tpnum *= l_current_poc->resE;
                  break;
              /* precinct wise */
              case 'P':
                  tpnum *= l_current_poc->prcE;
                  break;
              /* layer wise */
              case 'L':
                  tpnum *= l_current_poc->layE;
                  break;
              }
              /* whould we split here ? */
              if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
                  cp->m_specific_param.m_enc.m_tp_pos = i;
                  break;
              }
          }
      } else {
          tpnum = 1;
      }
  
      return tpnum;
  }
  
  static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
                                       opj_cp_t *cp,
                                       OPJ_UINT32 * p_nb_tiles,
                                       opj_image_t *image,
                                       opj_event_mgr_t * p_manager
                                      )
  {
      OPJ_UINT32 pino, tileno;
      OPJ_UINT32 l_nb_tiles;
      opj_tcp_t *tcp;
  
      /* preconditions */
      assert(p_nb_tiles != 00);
      assert(cp != 00);
      assert(image != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_j2k);
      OPJ_UNUSED(p_manager);
  
      l_nb_tiles = cp->tw * cp->th;
      * p_nb_tiles = 0;
      tcp = cp->tcps;
  
      /* INDEX >> */
      /* TODO mergeV2: check this part which use cstr_info */
      /*if (p_j2k->cstr_info) {
              opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
  
              for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
                      OPJ_UINT32 cur_totnum_tp = 0;
  
                      opj_pi_update_encoding_parameters(image,cp,tileno);
  
                      for (pino = 0; pino <= tcp->numpocs; ++pino)
                      {
                              OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
  
                              *p_nb_tiles = *p_nb_tiles + tp_num;
  
                              cur_totnum_tp += tp_num;
                      }
  
                      tcp->m_nb_tile_parts = cur_totnum_tp;
  
                      l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
                      if (l_info_tile_ptr->tp == 00) {
                              return OPJ_FALSE;
                      }
  
                      memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
  
                      l_info_tile_ptr->num_tps = cur_totnum_tp;
  
                      ++l_info_tile_ptr;
                      ++tcp;
              }
      }
      else */{
          for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
              OPJ_UINT32 cur_totnum_tp = 0;
  
              opj_pi_update_encoding_parameters(image, cp, tileno);
  
              for (pino = 0; pino <= tcp->numpocs; ++pino) {
                  OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
  
                  *p_nb_tiles = *p_nb_tiles + tp_num;
  
                  cur_totnum_tp += tp_num;
              }
              tcp->m_nb_tile_parts = cur_totnum_tp;
  
              ++tcp;
          }
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager)
  {
      /* 2 bytes will be written */
      OPJ_BYTE * l_start_stream = 00;
  
      /* preconditions */
      assert(p_stream != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      /* write SOC identifier */
      opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
  
      if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
          return OPJ_FALSE;
      }
  
      /* UniPG>> */
  #ifdef USE_JPWL
      /* update markers struct */
      /*
              OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
      */
      assert(0 && "TODO");
  #endif /* USE_JPWL */
      /* <<UniPG */
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a SOC marker (Start of Codestream)
   * @param       p_j2k           the jpeg2000 file codec.
   * @param       p_stream        FIXME DOC
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_BYTE l_data [2];
      OPJ_UINT32 l_marker;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
          return OPJ_FALSE;
      }
  
      opj_read_bytes(l_data, &l_marker, 2);
      if (l_marker != J2K_MS_SOC) {
          return OPJ_FALSE;
      }
  
      /* Next marker should be a SIZ marker in the main header */
      p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
  
      /* FIXME move it in a index structure included in p_j2k*/
      p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
  
      opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n",
                    p_j2k->cstr_index->main_head_start);
  
      /* Add the marker to the codestream index*/
      if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
                                            p_j2k->cstr_index->main_head_start, 2)) {
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
          return OPJ_FALSE;
      }
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i;
      OPJ_UINT32 l_size_len;
      OPJ_BYTE * l_current_ptr;
      opj_image_t * l_image = 00;
      opj_cp_t *cp = 00;
      opj_image_comp_t * l_img_comp = 00;
  
      /* preconditions */
      assert(p_stream != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_image = p_j2k->m_private_image;
      cp = &(p_j2k->m_cp);
      l_size_len = 40 + 3 * l_image->numcomps;
      l_img_comp = l_image->comps;
  
      if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
      }
  
      l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      /* write SOC identifier */
      opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2);  /* SIZ */
      l_current_ptr += 2;
  
      opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
      l_current_ptr += 2;
  
      opj_write_bytes(l_current_ptr, cp->rsiz, 2);    /* Rsiz (capabilities) */
      l_current_ptr += 2;
  
      opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, cp->tdx, 4);             /* XTsiz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, cp->tdy, 4);             /* YTsiz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, cp->tx0, 4);             /* XT0siz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, cp->ty0, 4);             /* YT0siz */
      l_current_ptr += 4;
  
      opj_write_bytes(l_current_ptr, l_image->numcomps, 2);   /* Csiz */
      l_current_ptr += 2;
  
      for (i = 0; i < l_image->numcomps; ++i) {
          /* TODO here with MCT ? */
          opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
                          1);      /* Ssiz_i */
          ++l_current_ptr;
  
          opj_write_bytes(l_current_ptr, l_img_comp->dx, 1);      /* XRsiz_i */
          ++l_current_ptr;
  
          opj_write_bytes(l_current_ptr, l_img_comp->dy, 1);      /* YRsiz_i */
          ++l_current_ptr;
  
          ++l_img_comp;
      }
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
                                p_manager) != l_size_len) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a SIZ marker (image and tile size)
   * @param       p_j2k           the jpeg2000 file codec.
   * @param       p_header_data   the data contained in the SIZ box.
   * @param       p_header_size   the size of the data contained in the SIZ marker.
   * @param       p_manager       the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 i;
      OPJ_UINT32 l_nb_comp;
      OPJ_UINT32 l_nb_comp_remain;
      OPJ_UINT32 l_remaining_size;
      OPJ_UINT32 l_nb_tiles;
      OPJ_UINT32 l_tmp, l_tx1, l_ty1;
      OPJ_UINT32 l_prec0, l_sgnd0;
      opj_image_t *l_image = 00;
      opj_cp_t *l_cp = 00;
      opj_image_comp_t * l_img_comp = 00;
      opj_tcp_t * l_current_tile_param = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_header_data != 00);
  
      l_image = p_j2k->m_private_image;
      l_cp = &(p_j2k->m_cp);
  
      /* minimum size == 39 - 3 (= minimum component parameter) */
      if (p_header_size < 36) {
          opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
          return OPJ_FALSE;
      }
  
      l_remaining_size = p_header_size - 36;
      l_nb_comp = l_remaining_size / 3;
      l_nb_comp_remain = l_remaining_size % 3;
      if (l_nb_comp_remain != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_tmp,
                     2);                                                /* Rsiz (capabilities) */
      p_header_data += 2;
      l_cp->rsiz = (OPJ_UINT16) l_tmp;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4);   /* Xsiz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4);   /* Ysiz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4);   /* X0siz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4);   /* Y0siz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
                     4);             /* XTsiz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
                     4);             /* YTsiz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
                     4);             /* XT0siz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
                     4);             /* YT0siz */
      p_header_data += 4;
      opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
                     2);                 /* Csiz */
      p_header_data += 2;
      if (l_tmp < 16385) {
          l_image->numcomps = (OPJ_UINT16) l_tmp;
      } else {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
          return OPJ_FALSE;
      }
  
      if (l_image->numcomps != l_nb_comp) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
                        l_image->numcomps, l_nb_comp);
          return OPJ_FALSE;
      }
  
      /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
      /* testcase issue427-null-image-size.jp2 */
      if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
                        ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
                        (OPJ_INT64)l_image->y1 - l_image->y0);
          return OPJ_FALSE;
      }
      /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
      if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
                        l_cp->tdy);
          return OPJ_FALSE;
      }
  
      /* testcase 1610.pdf.SIGSEGV.59c.681 */
      if ((0xFFFFFFFFU / l_image->x1) < l_image->y1) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
          return OPJ_FALSE;
      }
  
      /* testcase issue427-illegal-tile-offset.jp2 */
      l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
      l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
      if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
              (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error with SIZ marker: illegal tile offset\n");
          return OPJ_FALSE;
      }
      if (!p_j2k->dump_state) {
          OPJ_UINT32 siz_w, siz_h;
  
          siz_w = l_image->x1 - l_image->x0;
          siz_h = l_image->y1 - l_image->y0;
  
          if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
                  && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
                            p_j2k->ihdr_h, siz_w, siz_h);
              return OPJ_FALSE;
          }
      }
  #ifdef USE_JPWL
      if (l_cp->correct) {
          /* if JPWL is on, we check whether TX errors have damaged
            too much the SIZ parameters */
          if (!(l_image->x1 * l_image->y1)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "JPWL: bad image size (%d x %d)\n",
                            l_image->x1, l_image->y1);
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
          }
  
          /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
                  if (l_image->numcomps != ((len - 38) / 3)) {
                          opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
                                  "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
                                  l_image->numcomps, ((len - 38) / 3));
                          if (!JPWL_ASSUME) {
                                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                                  return OPJ_FALSE;
                          }
          */              /* we try to correct */
          /*              opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
                          if (l_image->numcomps < ((len - 38) / 3)) {
                                  len = 38 + 3 * l_image->numcomps;
                                  opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
                                          len);
                          } else {
                                  l_image->numcomps = ((len - 38) / 3);
                                  opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
                                          l_image->numcomps);
                          }
                  }
          */
  
          /* update components number in the jpwl_exp_comps filed */
          l_cp->exp_comps = l_image->numcomps;
      }
  #endif /* USE_JPWL */
  
      /* Allocate the resulting image components */
      l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
                       sizeof(opj_image_comp_t));
      if (l_image->comps == 00) {
          l_image->numcomps = 0;
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory to take in charge SIZ marker\n");
          return OPJ_FALSE;
      }
  
      l_img_comp = l_image->comps;
  
      l_prec0 = 0;
      l_sgnd0 = 0;
      /* Read the component information */
      for (i = 0; i < l_image->numcomps; ++i) {
          OPJ_UINT32 tmp;
          opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
          ++p_header_data;
          l_img_comp->prec = (tmp & 0x7f) + 1;
          l_img_comp->sgnd = tmp >> 7;
  
          if (p_j2k->dump_state == 0) {
              if (i == 0) {
                  l_prec0 = l_img_comp->prec;
                  l_sgnd0 = l_img_comp->sgnd;
              } else if (!l_cp->allow_different_bit_depth_sign
                         && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
                  opj_event_msg(p_manager, EVT_WARNING,
                                "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
                                "        [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
                                i, l_img_comp->prec, l_img_comp->sgnd);
              }
              /* TODO: we should perhaps also check against JP2 BPCC values */
          }
          opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
          ++p_header_data;
          l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
          opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
          ++p_header_data;
          l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
          if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
                  l_img_comp->dy < 1 || l_img_comp->dy > 255) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
                            i, l_img_comp->dx, l_img_comp->dy);
              return OPJ_FALSE;
          }
          /* Avoids later undefined shift in computation of */
          /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
                      << (l_image->comps[i].prec - 1); */
          if (l_img_comp->prec > 31) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
                            i, l_img_comp->prec);
              return OPJ_FALSE;
          }
  #ifdef USE_JPWL
          if (l_cp->correct) {
              /* if JPWL is on, we check whether TX errors have damaged
                      too much the SIZ parameters, again */
              if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
                  opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
                                "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
                                i, i, l_image->comps[i].dx, l_image->comps[i].dy);
                  if (!JPWL_ASSUME) {
                      opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                      return OPJ_FALSE;
                  }
                  /* we try to correct */
                  opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
                  if (!l_image->comps[i].dx) {
                      l_image->comps[i].dx = 1;
                      opj_event_msg(p_manager, EVT_WARNING,
                                    "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
                                    i, l_image->comps[i].dx);
                  }
                  if (!l_image->comps[i].dy) {
                      l_image->comps[i].dy = 1;
                      opj_event_msg(p_manager, EVT_WARNING,
                                    "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
                                    i, l_image->comps[i].dy);
                  }
              }
          }
  #endif /* USE_JPWL */
          l_img_comp->resno_decoded =
              0;                                                          /* number of resolution decoded */
          l_img_comp->factor =
              l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
          ++l_img_comp;
      }
  
      if (l_cp->tdx == 0 || l_cp->tdy == 0) {
          return OPJ_FALSE;
      }
  
      /* Compute the number of tiles */
      l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
                                             (OPJ_INT32)l_cp->tdx);
      l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
                                             (OPJ_INT32)l_cp->tdy);
  
      /* Check that the number of tiles is valid */
      if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
                        l_cp->tw, l_cp->th);
          return OPJ_FALSE;
      }
      l_nb_tiles = l_cp->tw * l_cp->th;
  
      /* Define the tiles which will be decoded */
      if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
          p_j2k->m_specific_param.m_decoder.m_start_tile_x =
              (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
          p_j2k->m_specific_param.m_decoder.m_start_tile_y =
              (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
          p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
                      OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
                  (OPJ_INT32)l_cp->tdx);
          p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
                      OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
                  (OPJ_INT32)l_cp->tdy);
      } else {
          p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
          p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
          p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
          p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
      }
  
  #ifdef USE_JPWL
      if (l_cp->correct) {
          /* if JPWL is on, we check whether TX errors have damaged
            too much the SIZ parameters */
          if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
                  (l_cp->th > l_cp->max_tiles)) {
              opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
                            "JPWL: bad number of tiles (%d x %d)\n",
                            l_cp->tw, l_cp->th);
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
              /* we try to correct */
              opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
              if (l_cp->tw < 1) {
                  l_cp->tw = 1;
                  opj_event_msg(p_manager, EVT_WARNING,
                                "- setting %d tiles in x => HYPOTHESIS!!!\n",
                                l_cp->tw);
              }
              if (l_cp->tw > l_cp->max_tiles) {
                  l_cp->tw = 1;
                  opj_event_msg(p_manager, EVT_WARNING,
                                "- too large x, increase expectance of %d\n"
                                "- setting %d tiles in x => HYPOTHESIS!!!\n",
                                l_cp->max_tiles, l_cp->tw);
              }
              if (l_cp->th < 1) {
                  l_cp->th = 1;
                  opj_event_msg(p_manager, EVT_WARNING,
                                "- setting %d tiles in y => HYPOTHESIS!!!\n",
                                l_cp->th);
              }
              if (l_cp->th > l_cp->max_tiles) {
                  l_cp->th = 1;
                  opj_event_msg(p_manager, EVT_WARNING,
                                "- too large y, increase expectance of %d to continue\n",
                                "- setting %d tiles in y => HYPOTHESIS!!!\n",
                                l_cp->max_tiles, l_cp->th);
              }
          }
      }
  #endif /* USE_JPWL */
  
      /* memory allocations */
      l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
      if (l_cp->tcps == 00) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory to take in charge SIZ marker\n");
          return OPJ_FALSE;
      }
  
  #ifdef USE_JPWL
      if (l_cp->correct) {
          if (!l_cp->tcps) {
              opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
                            "JPWL: could not alloc tcps field of cp\n");
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
          }
      }
  #endif /* USE_JPWL */
  
      p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
          (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
      if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps  == 00) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory to take in charge SIZ marker\n");
          return OPJ_FALSE;
      }
  
      p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
          (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
                                      sizeof(opj_mct_data_t));
  
      if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory to take in charge SIZ marker\n");
          return OPJ_FALSE;
      }
      p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
          OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  
      p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
          (opj_simple_mcc_decorrelation_data_t*)
          opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
                     sizeof(opj_simple_mcc_decorrelation_data_t));
  
      if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory to take in charge SIZ marker\n");
          return OPJ_FALSE;
      }
      p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
          OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
  
      /* set up default dc level shift */
      for (i = 0; i < l_image->numcomps; ++i) {
          if (! l_image->comps[i].sgnd) {
              p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
                      << (l_image->comps[i].prec - 1);
          }
      }
  
      l_current_tile_param = l_cp->tcps;
      for (i = 0; i < l_nb_tiles; ++i) {
          l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
                                        sizeof(opj_tccp_t));
          if (l_current_tile_param->tccps == 00) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to take in charge SIZ marker\n");
              return OPJ_FALSE;
          }
  
          ++l_current_tile_param;
      }
  
      p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
      opj_image_comp_header_update(l_image, l_cp);
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      OPJ_UINT32 l_comment_size;
      OPJ_UINT32 l_total_com_size;
      const OPJ_CHAR *l_comment;
      OPJ_BYTE * l_current_ptr = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      l_comment = p_j2k->m_cp.comment;
      l_comment_size = (OPJ_UINT32)strlen(l_comment);
      l_total_com_size = l_comment_size + 6;
  
      if (l_total_com_size >
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to write the COM marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
      }
  
      l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_ptr, J2K_MS_COM, 2);  /* COM */
      l_current_ptr += 2;
  
      opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2);        /* L_COM */
      l_current_ptr += 2;
  
      opj_write_bytes(l_current_ptr, 1,
                      2);   /* General use (IS 8859-15:1999 (Latin) values) */
      l_current_ptr += 2;
  
      memcpy(l_current_ptr, l_comment, l_comment_size);
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
                                p_manager) != l_total_com_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a COM marker (comments)
   * @param       p_j2k           the jpeg2000 file codec.
   * @param       p_header_data   the data contained in the COM box.
   * @param       p_header_size   the size of the data contained in the COM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_header_data != 00);
  
      OPJ_UNUSED(p_j2k);
      OPJ_UNUSED(p_header_data);
      OPJ_UNUSED(p_header_size);
      OPJ_UNUSED(p_manager);
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager)
  {
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_code_size, l_remaining_size;
      OPJ_BYTE * l_current_data = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
      l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
                    p_j2k->m_current_tile_number, 0);
      l_remaining_size = l_code_size;
  
      if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
      }
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_data, J2K_MS_COD, 2);           /* COD */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_code_size - 2, 2);      /* L_COD */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_tcp->csty, 1);          /* Scod */
      ++l_current_data;
  
      opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
      ++l_current_data;
  
      opj_write_bytes(l_current_data, l_tcp->numlayers, 2);     /* SGcod (B) */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_tcp->mct, 1);           /* SGcod (C) */
      ++l_current_data;
  
      l_remaining_size -= 9;
  
      if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
                                      l_current_data, &l_remaining_size, p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
          return OPJ_FALSE;
      }
  
      if (l_remaining_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
          return OPJ_FALSE;
      }
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
                                p_manager) != l_code_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a COD marker (Coding Styke defaults)
   * @param       p_header_data   the data contained in the COD box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the COD marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      /* loop */
      OPJ_UINT32 i;
      OPJ_UINT32 l_tmp;
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_image_t *l_image = 00;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_image = p_j2k->m_private_image;
      l_cp = &(p_j2k->m_cp);
  
      /* If we are in the first tile-part header of the current tile */
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      /* Only one COD per tile */
      if (l_tcp->cod) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "COD marker already read. No more than one COD marker per tile.\n");
          return OPJ_FALSE;
      }
      l_tcp->cod = 1;
  
      /* Make sure room is sufficient */
      if (p_header_size < 5) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_tcp->csty, 1);         /* Scod */
      ++p_header_data;
      /* Make sure we know how to decode this */
      if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
                                       J2K_CP_CSTY_EPH)) != 0U) {
          opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
          return OPJ_FALSE;
      }
      opj_read_bytes(p_header_data, &l_tmp, 1);                       /* SGcod (A) */
      ++p_header_data;
      l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
      /* Make sure progression order is valid */
      if (l_tcp->prg > OPJ_CPRL) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Unknown progression order in COD marker\n");
          l_tcp->prg = OPJ_PROG_UNKNOWN;
      }
      opj_read_bytes(p_header_data, &l_tcp->numlayers, 2);    /* SGcod (B) */
      p_header_data += 2;
  
      if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
                        l_tcp->numlayers);
          return OPJ_FALSE;
      }
  
      /* If user didn't set a number layer to decode take the max specify in the codestream. */
      if (l_cp->m_specific_param.m_dec.m_layer) {
          l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
      } else {
          l_tcp->num_layers_to_decode = l_tcp->numlayers;
      }
  
      opj_read_bytes(p_header_data, &l_tcp->mct, 1);          /* SGcod (C) */
      ++p_header_data;
  
      p_header_size -= 5;
      for (i = 0; i < l_image->numcomps; ++i) {
          l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
      }
  
      if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
                                     p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
          return OPJ_FALSE;
      }
  
      if (p_header_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
          return OPJ_FALSE;
      }
  
      /* Apply the coding style to other components of the current tile or the m_default_tcp*/
      opj_j2k_copy_tile_component_parameters(p_j2k);
  
      /* Index */
  #ifdef WIP_REMOVE_MSD
      if (p_j2k->cstr_info) {
          /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
          p_j2k->cstr_info->prog = l_tcp->prg;
          p_j2k->cstr_info->numlayers = l_tcp->numlayers;
          p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
                                              l_image->numcomps * sizeof(OPJ_UINT32));
          if (!p_j2k->cstr_info->numdecompos) {
              return OPJ_FALSE;
          }
          for (i = 0; i < l_image->numcomps; ++i) {
              p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
          }
      }
  #endif
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
                                    OPJ_UINT32 p_comp_no,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 l_coc_size, l_remaining_size;
      OPJ_UINT32 l_comp_room;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
  
      l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
                   p_j2k->m_current_tile_number, p_comp_no);
  
      if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data;
          /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
                  = (OPJ_BYTE*)opj_realloc(
                          p_j2k->m_specific_param.m_encoder.m_header_tile_data,
                          l_coc_size);*/
  
          new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                     p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
      }
  
      opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
                                  p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
                                  p_manager);
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
                                p_manager) != l_coc_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
                                      OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  {
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  
      if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
          return OPJ_FALSE;
      }
  
  
      return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
                                         p_first_comp_no, p_second_comp_no);
  }
  
  static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
                                          OPJ_UINT32 p_comp_no,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_data_written,
                                          opj_event_mgr_t * p_manager
                                         )
  {
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_coc_size, l_remaining_size;
      OPJ_BYTE * l_current_data = 00;
      opj_image_t *l_image = 00;
      OPJ_UINT32 l_comp_room;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
      l_image = p_j2k->m_private_image;
      l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
  
      l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
                   p_j2k->m_current_tile_number, p_comp_no);
      l_remaining_size = l_coc_size;
  
      l_current_data = p_data;
  
      opj_write_bytes(l_current_data, J2K_MS_COC,
                      2);                         /* COC */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_coc_size - 2,
                      2);                     /* L_COC */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, p_comp_no, l_comp_room);        /* Ccoc */
      l_current_data += l_comp_room;
  
      opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
                      1);               /* Scoc */
      ++l_current_data;
  
      l_remaining_size -= (5 + l_comp_room);
      opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
                                l_current_data, &l_remaining_size, p_manager);
      * p_data_written = l_coc_size;
  }
  
  static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
  {
      OPJ_UINT32 i, j;
      OPJ_UINT32 l_nb_comp;
      OPJ_UINT32 l_nb_tiles;
      OPJ_UINT32 l_max = 0;
  
      /* preconditions */
  
      l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
      l_nb_comp = p_j2k->m_private_image->numcomps;
  
      for (i = 0; i < l_nb_tiles; ++i) {
          for (j = 0; j < l_nb_comp; ++j) {
              l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
          }
      }
  
      return 6 + l_max;
  }
  
  /**
   * Reads a COC marker (Coding Style Component)
   * @param       p_header_data   the data contained in the COC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the COC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
      opj_image_t *l_image = NULL;
      OPJ_UINT32 l_comp_room;
      OPJ_UINT32 l_comp_no;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
              ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
      l_image = p_j2k->m_private_image;
  
      l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
  
      /* make sure room is sufficient*/
      if (p_header_size < l_comp_room + 1) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
          return OPJ_FALSE;
      }
      p_header_size -= l_comp_room + 1;
  
      opj_read_bytes(p_header_data, &l_comp_no,
                     l_comp_room);                 /* Ccoc */
      p_header_data += l_comp_room;
      if (l_comp_no >= l_image->numcomps) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error reading COC marker (bad number of components)\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
                     1);                  /* Scoc */
      ++p_header_data ;
  
      if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
                                     p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
          return OPJ_FALSE;
      }
  
      if (p_header_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
          return OPJ_FALSE;
      }
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      OPJ_UINT32 l_qcd_size, l_remaining_size;
      OPJ_BYTE * l_current_data = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
                   0);
      l_remaining_size = l_qcd_size;
  
      if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
      }
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_data, J2K_MS_QCD, 2);         /* QCD */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_qcd_size - 2, 2);     /* L_QCD */
      l_current_data += 2;
  
      l_remaining_size -= 4;
  
      if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
                                    l_current_data, &l_remaining_size, p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
          return OPJ_FALSE;
      }
  
      if (l_remaining_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
          return OPJ_FALSE;
      }
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
                                p_manager) != l_qcd_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a QCD marker (Quantization defaults)
   * @param       p_header_data   the data contained in the QCD box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the QCD marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
                                   p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
          return OPJ_FALSE;
      }
  
      if (p_header_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
          return OPJ_FALSE;
      }
  
      /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
      opj_j2k_copy_tile_quantization_parameters(p_j2k);
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
                                    OPJ_UINT32 p_comp_no,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      OPJ_UINT32 l_qcc_size, l_remaining_size;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
                   p_comp_no);
      l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
      l_remaining_size = l_qcc_size;
  
      if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
      }
  
      opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
                                  p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
                                  p_manager);
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
                                p_manager) != l_qcc_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
                                      OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  {
      return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
                                       p_first_comp_no, p_second_comp_no);
  }
  
  static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
                                          OPJ_UINT32 p_comp_no,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_data_written,
                                          opj_event_mgr_t * p_manager
                                         )
  {
      OPJ_UINT32 l_qcc_size, l_remaining_size;
      OPJ_BYTE * l_current_data = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
                   p_comp_no);
      l_remaining_size = l_qcc_size;
  
      l_current_data = p_data;
  
      opj_write_bytes(l_current_data, J2K_MS_QCC, 2);         /* QCC */
      l_current_data += 2;
  
      if (p_j2k->m_private_image->numcomps <= 256) {
          --l_qcc_size;
  
          opj_write_bytes(l_current_data, l_qcc_size - 2, 2);     /* L_QCC */
          l_current_data += 2;
  
          opj_write_bytes(l_current_data, p_comp_no, 1);  /* Cqcc */
          ++l_current_data;
  
          /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
          l_remaining_size -= 6;
      } else {
          opj_write_bytes(l_current_data, l_qcc_size - 2, 2);     /* L_QCC */
          l_current_data += 2;
  
          opj_write_bytes(l_current_data, p_comp_no, 2);  /* Cqcc */
          l_current_data += 2;
  
          l_remaining_size -= 6;
      }
  
      opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
                              l_current_data, &l_remaining_size, p_manager);
  
      *p_data_written = l_qcc_size;
  }
  
  static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
  {
      return opj_j2k_get_max_coc_size(p_j2k);
  }
  
  /**
   * Reads a QCC marker (Quantization component)
   * @param       p_header_data   the data contained in the QCC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the QCC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_num_comp, l_comp_no;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_num_comp = p_j2k->m_private_image->numcomps;
  
      if (l_num_comp <= 256) {
          if (p_header_size < 1) {
              opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
              return OPJ_FALSE;
          }
          opj_read_bytes(p_header_data, &l_comp_no, 1);
          ++p_header_data;
          --p_header_size;
      } else {
          if (p_header_size < 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
              return OPJ_FALSE;
          }
          opj_read_bytes(p_header_data, &l_comp_no, 2);
          p_header_data += 2;
          p_header_size -= 2;
      }
  
  #ifdef USE_JPWL
      if (p_j2k->m_cp.correct) {
  
          static OPJ_UINT32 backup_compno = 0;
  
          /* compno is negative or larger than the number of components!!! */
          if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
                            l_comp_no, l_num_comp);
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
              /* we try to correct */
              l_comp_no = backup_compno % l_num_comp;
              opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
                            "- setting component number to %d\n",
                            l_comp_no);
          }
  
          /* keep your private count of tiles */
          backup_compno++;
      };
  #endif /* USE_JPWL */
  
      if (l_comp_no >= p_j2k->m_private_image->numcomps) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Invalid component number: %d, regarding the number of components %d\n",
                        l_comp_no, p_j2k->m_private_image->numcomps);
          return OPJ_FALSE;
      }
  
      if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
                                   p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
          return OPJ_FALSE;
      }
  
      if (p_header_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      OPJ_UINT32 l_nb_comp;
      OPJ_UINT32 l_nb_poc;
      OPJ_UINT32 l_poc_size;
      OPJ_UINT32 l_written_size = 0;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_poc_room;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
      l_nb_comp = p_j2k->m_private_image->numcomps;
      l_nb_poc = 1 + l_tcp->numpocs;
  
      if (l_nb_comp <= 256) {
          l_poc_room = 1;
      } else {
          l_poc_room = 2;
      }
      l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
  
      if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
      }
  
      opj_j2k_write_poc_in_memory(p_j2k,
                                  p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
                                  p_manager);
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
                                p_manager) != l_poc_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_data_written,
                                          opj_event_mgr_t * p_manager
                                         )
  {
      OPJ_UINT32 i;
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_nb_comp;
      OPJ_UINT32 l_nb_poc;
      OPJ_UINT32 l_poc_size;
      opj_image_t *l_image = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
      opj_poc_t *l_current_poc = 00;
      OPJ_UINT32 l_poc_room;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_manager);
  
      l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
      l_tccp = &l_tcp->tccps[0];
      l_image = p_j2k->m_private_image;
      l_nb_comp = l_image->numcomps;
      l_nb_poc = 1 + l_tcp->numpocs;
  
      if (l_nb_comp <= 256) {
          l_poc_room = 1;
      } else {
          l_poc_room = 2;
      }
  
      l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
  
      l_current_data = p_data;
  
      opj_write_bytes(l_current_data, J2K_MS_POC,
                      2);                                   /* POC  */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_poc_size - 2,
                      2);                                 /* Lpoc */
      l_current_data += 2;
  
      l_current_poc =  l_tcp->pocs;
      for (i = 0; i < l_nb_poc; ++i) {
          opj_write_bytes(l_current_data, l_current_poc->resno0,
                          1);                                /* RSpoc_i */
          ++l_current_data;
  
          opj_write_bytes(l_current_data, l_current_poc->compno0,
                          l_poc_room);              /* CSpoc_i */
          l_current_data += l_poc_room;
  
          opj_write_bytes(l_current_data, l_current_poc->layno1,
                          2);                                /* LYEpoc_i */
          l_current_data += 2;
  
          opj_write_bytes(l_current_data, l_current_poc->resno1,
                          1);                                /* REpoc_i */
          ++l_current_data;
  
          opj_write_bytes(l_current_data, l_current_poc->compno1,
                          l_poc_room);              /* CEpoc_i */
          l_current_data += l_poc_room;
  
          opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
                          1);   /* Ppoc_i */
          ++l_current_data;
  
          /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
          l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
                                  l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
          l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
                                  l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
          l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
                                   l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
  
          ++l_current_poc;
      }
  
      *p_data_written = l_poc_size;
  }
  
  static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
  {
      opj_tcp_t * l_tcp = 00;
      OPJ_UINT32 l_nb_tiles = 0;
      OPJ_UINT32 l_max_poc = 0;
      OPJ_UINT32 i;
  
      l_tcp = p_j2k->m_cp.tcps;
      l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  
      for (i = 0; i < l_nb_tiles; ++i) {
          l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
          ++l_tcp;
      }
  
      ++l_max_poc;
  
      return 4 + 9 * l_max_poc;
  }
  
  static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
  {
      OPJ_UINT32 i;
      OPJ_UINT32 l_nb_tiles;
      OPJ_UINT32 l_max = 0;
      opj_tcp_t * l_tcp = 00;
  
      l_tcp = p_j2k->m_cp.tcps;
      l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
  
      for (i = 0; i < l_nb_tiles; ++i) {
          l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
  
          ++l_tcp;
      }
  
      return 12 * l_max;
  }
  
  static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
  {
      OPJ_UINT32 l_nb_bytes = 0;
      OPJ_UINT32 l_nb_comps;
      OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
  
      l_nb_comps = p_j2k->m_private_image->numcomps - 1;
      l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
  
      if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
          l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
          l_nb_bytes += l_nb_comps * l_coc_bytes;
  
          l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
          l_nb_bytes += l_nb_comps * l_qcc_bytes;
      }
  
      l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
  
      /*** DEVELOPER CORNER, Add room for your headers ***/
  
      return l_nb_bytes;
  }
  
  /**
   * Reads a POC marker (Progression Order Change)
   *
   * @param       p_header_data   the data contained in the POC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the POC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 i, l_nb_comp, l_tmp;
      opj_image_t * l_image = 00;
      OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
      OPJ_UINT32 l_chunk_size, l_comp_room;
  
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_poc_t *l_current_poc = 00;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_image = p_j2k->m_private_image;
      l_nb_comp = l_image->numcomps;
      if (l_nb_comp <= 256) {
          l_comp_room = 1;
      } else {
          l_comp_room = 2;
      }
      l_chunk_size = 5 + 2 * l_comp_room;
      l_current_poc_nb = p_header_size / l_chunk_size;
      l_current_poc_remaining = p_header_size % l_chunk_size;
  
      if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
          return OPJ_FALSE;
      }
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
      l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
      l_current_poc_nb += l_old_poc_nb;
  
      if (l_current_poc_nb >= 32) {
          opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
          return OPJ_FALSE;
      }
      assert(l_current_poc_nb < 32);
  
      /* now poc is in use.*/
      l_tcp->POC = 1;
  
      l_current_poc = &l_tcp->pocs[l_old_poc_nb];
      for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
          opj_read_bytes(p_header_data, &(l_current_poc->resno0),
                         1);                               /* RSpoc_i */
          ++p_header_data;
          opj_read_bytes(p_header_data, &(l_current_poc->compno0),
                         l_comp_room);  /* CSpoc_i */
          p_header_data += l_comp_room;
          opj_read_bytes(p_header_data, &(l_current_poc->layno1),
                         2);                               /* LYEpoc_i */
          /* make sure layer end is in acceptable bounds */
          l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
          p_header_data += 2;
          opj_read_bytes(p_header_data, &(l_current_poc->resno1),
                         1);                               /* REpoc_i */
          ++p_header_data;
          opj_read_bytes(p_header_data, &(l_current_poc->compno1),
                         l_comp_room);  /* CEpoc_i */
          p_header_data += l_comp_room;
          opj_read_bytes(p_header_data, &l_tmp,
                         1);                                                                 /* Ppoc_i */
          ++p_header_data;
          l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
          /* make sure comp is in acceptable bounds */
          l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
          ++l_current_poc;
      }
  
      l_tcp->numpocs = l_current_poc_nb - 1;
      return OPJ_TRUE;
  }
  
  /**
   * Reads a CRG marker (Component registration)
   *
   * @param       p_header_data   the data contained in the TLM box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the TLM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_nb_comp;
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_header_data);
  
      l_nb_comp = p_j2k->m_private_image->numcomps;
  
      if (p_header_size != l_nb_comp * 4) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
          return OPJ_FALSE;
      }
      /* Do not care of this at the moment since only local variables are set here */
      /*
      for
              (i = 0; i < l_nb_comp; ++i)
      {
              opj_read_bytes(p_header_data,&l_Xcrg_i,2);                              // Xcrg_i
              p_header_data+=2;
              opj_read_bytes(p_header_data,&l_Ycrg_i,2);                              // Xcrg_i
              p_header_data+=2;
      }
      */
      return OPJ_TRUE;
  }
  
  /**
   * Reads a TLM marker (Tile Length Marker)
   *
   * @param       p_header_data   the data contained in the TLM box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the TLM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
                 l_Ptlm_size;
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_j2k);
  
      if (p_header_size < 2) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
          return OPJ_FALSE;
      }
      p_header_size -= 2;
  
      opj_read_bytes(p_header_data, &l_Ztlm,
                     1);                              /* Ztlm */
      ++p_header_data;
      opj_read_bytes(p_header_data, &l_Stlm,
                     1);                              /* Stlm */
      ++p_header_data;
  
      l_ST = ((l_Stlm >> 4) & 0x3);
      l_SP = (l_Stlm >> 6) & 0x1;
  
      l_Ptlm_size = (l_SP + 1) * 2;
      l_quotient = l_Ptlm_size + l_ST;
  
      l_tot_num_tp_remaining = p_header_size % l_quotient;
  
      if (l_tot_num_tp_remaining != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
          return OPJ_FALSE;
      }
      /* FIXME Do not care of this at the moment since only local variables are set here */
      /*
      for
              (i = 0; i < l_tot_num_tp; ++i)
      {
              opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST);                           // Ttlm_i
              p_header_data += l_ST;
              opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size);            // Ptlm_i
              p_header_data += l_Ptlm_size;
      }*/
      return OPJ_TRUE;
  }
  
  /**
   * Reads a PLM marker (Packet length, main header marker)
   *
   * @param       p_header_data   the data contained in the TLM box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the TLM marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_j2k);
      OPJ_UNUSED(p_header_data);
  
      if (p_header_size < 1) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
          return OPJ_FALSE;
      }
      /* Do not care of this at the moment since only local variables are set here */
      /*
      opj_read_bytes(p_header_data,&l_Zplm,1);                                        // Zplm
      ++p_header_data;
      --p_header_size;
  
      while
              (p_header_size > 0)
      {
              opj_read_bytes(p_header_data,&l_Nplm,1);                                // Nplm
              ++p_header_data;
              p_header_size -= (1+l_Nplm);
              if
                      (p_header_size < 0)
              {
                      opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
                      return false;
              }
              for
                      (i = 0; i < l_Nplm; ++i)
              {
                      opj_read_bytes(p_header_data,&l_tmp,1);                         // Iplm_ij
                      ++p_header_data;
                      // take only the last seven bytes
                      l_packet_len |= (l_tmp & 0x7f);
                      if
                              (l_tmp & 0x80)
                      {
                              l_packet_len <<= 7;
                      }
                      else
                      {
              // store packet length and proceed to next packet
                              l_packet_len = 0;
                      }
              }
              if
                      (l_packet_len != 0)
              {
                      opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
                      return false;
              }
      }
      */
      return OPJ_TRUE;
  }
  
  /**
   * Reads a PLT marker (Packet length, tile-part header)
   *
   * @param       p_header_data   the data contained in the PLT box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the PLT marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_j2k);
  
      if (p_header_size < 1) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_Zplt, 1);              /* Zplt */
      ++p_header_data;
      --p_header_size;
  
      for (i = 0; i < p_header_size; ++i) {
          opj_read_bytes(p_header_data, &l_tmp, 1);       /* Iplt_ij */
          ++p_header_data;
          /* take only the last seven bytes */
          l_packet_len |= (l_tmp & 0x7f);
          if (l_tmp & 0x80) {
              l_packet_len <<= 7;
          } else {
              /* store packet length and proceed to next packet */
              l_packet_len = 0;
          }
      }
  
      if (l_packet_len != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a PPM marker (Packed packet headers, main header)
   *
   * @param       p_header_data   the data contained in the POC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the POC marker.
   * @param       p_manager               the user event manager.
   */
  
  static OPJ_BOOL opj_j2k_read_ppm(
      opj_j2k_t *p_j2k,
      OPJ_BYTE * p_header_data,
      OPJ_UINT32 p_header_size,
      opj_event_mgr_t * p_manager)
  {
      opj_cp_t *l_cp = 00;
      OPJ_UINT32 l_Z_ppm;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
      if (p_header_size < 2) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
          return OPJ_FALSE;
      }
  
      l_cp = &(p_j2k->m_cp);
      l_cp->ppm = 1;
  
      opj_read_bytes(p_header_data, &l_Z_ppm, 1);             /* Z_ppm */
      ++p_header_data;
      --p_header_size;
  
      /* check allocation needed */
      if (l_cp->ppm_markers == NULL) { /* first PPM marker */
          OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
          assert(l_cp->ppm_markers_count == 0U);
  
          l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
          if (l_cp->ppm_markers == NULL) {
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
              return OPJ_FALSE;
          }
          l_cp->ppm_markers_count = l_newCount;
      } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
          OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
          opj_ppx *new_ppm_markers;
          new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
                            l_newCount * sizeof(opj_ppx));
          if (new_ppm_markers == NULL) {
              /* clean up to be done on l_cp destruction */
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
              return OPJ_FALSE;
          }
          l_cp->ppm_markers = new_ppm_markers;
          memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
                 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
          l_cp->ppm_markers_count = l_newCount;
      }
  
      if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
          /* clean up to be done on l_cp destruction */
          opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
          return OPJ_FALSE;
      }
  
      l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
      if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
          /* clean up to be done on l_cp destruction */
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
          return OPJ_FALSE;
      }
      l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
      memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
  
      return OPJ_TRUE;
  }
  
  /**
   * Merges all PPM markers read (Packed headers, main header)
   *
   * @param       p_cp      main coding parameters.
   * @param       p_manager the user event manager.
   */
  static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
  
      /* preconditions */
      assert(p_cp != 00);
      assert(p_manager != 00);
      assert(p_cp->ppm_buffer == NULL);
  
      if (p_cp->ppm == 0U) {
          return OPJ_TRUE;
      }
  
      l_ppm_data_size = 0U;
      l_N_ppm_remaining = 0U;
      for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
          if (p_cp->ppm_markers[i].m_data !=
                  NULL) { /* standard doesn't seem to require contiguous Zppm */
              OPJ_UINT32 l_N_ppm;
              OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
              const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
  
              if (l_N_ppm_remaining >= l_data_size) {
                  l_N_ppm_remaining -= l_data_size;
                  l_data_size = 0U;
              } else {
                  l_data += l_N_ppm_remaining;
                  l_data_size -= l_N_ppm_remaining;
                  l_N_ppm_remaining = 0U;
              }
  
              if (l_data_size > 0U) {
                  do {
                      /* read Nppm */
                      if (l_data_size < 4U) {
                          /* clean up to be done on l_cp destruction */
                          opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
                          return OPJ_FALSE;
                      }
                      opj_read_bytes(l_data, &l_N_ppm, 4);
                      l_data += 4;
                      l_data_size -= 4;
                      l_ppm_data_size +=
                          l_N_ppm; /* can't overflow, max 256 markers of max 65536 bytes, that is when PPM markers are not corrupted which is checked elsewhere */
  
                      if (l_data_size >= l_N_ppm) {
                          l_data_size -= l_N_ppm;
                          l_data += l_N_ppm;
                      } else {
                          l_N_ppm_remaining = l_N_ppm - l_data_size;
                          l_data_size = 0U;
                      }
                  } while (l_data_size > 0U);
              }
          }
      }
  
      if (l_N_ppm_remaining != 0U) {
          /* clean up to be done on l_cp destruction */
          opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
          return OPJ_FALSE;
      }
  
      p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
      if (p_cp->ppm_buffer == 00) {
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
          return OPJ_FALSE;
      }
      p_cp->ppm_len = l_ppm_data_size;
      l_ppm_data_size = 0U;
      l_N_ppm_remaining = 0U;
      for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
          if (p_cp->ppm_markers[i].m_data !=
                  NULL) { /* standard doesn't seem to require contiguous Zppm */
              OPJ_UINT32 l_N_ppm;
              OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
              const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
  
              if (l_N_ppm_remaining >= l_data_size) {
                  memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
                  l_ppm_data_size += l_data_size;
                  l_N_ppm_remaining -= l_data_size;
                  l_data_size = 0U;
              } else {
                  memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
                  l_ppm_data_size += l_N_ppm_remaining;
                  l_data += l_N_ppm_remaining;
                  l_data_size -= l_N_ppm_remaining;
                  l_N_ppm_remaining = 0U;
              }
  
              if (l_data_size > 0U) {
                  do {
                      /* read Nppm */
                      if (l_data_size < 4U) {
                          /* clean up to be done on l_cp destruction */
                          opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
                          return OPJ_FALSE;
                      }
                      opj_read_bytes(l_data, &l_N_ppm, 4);
                      l_data += 4;
                      l_data_size -= 4;
  
                      if (l_data_size >= l_N_ppm) {
                          memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
                          l_ppm_data_size += l_N_ppm;
                          l_data_size -= l_N_ppm;
                          l_data += l_N_ppm;
                      } else {
                          memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
                          l_ppm_data_size += l_data_size;
                          l_N_ppm_remaining = l_N_ppm - l_data_size;
                          l_data_size = 0U;
                      }
                  } while (l_data_size > 0U);
              }
              opj_free(p_cp->ppm_markers[i].m_data);
              p_cp->ppm_markers[i].m_data = NULL;
              p_cp->ppm_markers[i].m_data_size = 0U;
          }
      }
  
      p_cp->ppm_data = p_cp->ppm_buffer;
      p_cp->ppm_data_size = p_cp->ppm_len;
  
      p_cp->ppm_markers_count = 0U;
      opj_free(p_cp->ppm_markers);
      p_cp->ppm_markers = NULL;
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a PPT marker (Packed packet headers, tile-part header)
   *
   * @param       p_header_data   the data contained in the PPT box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the PPT marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_Z_ppt;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
      if (p_header_size < 2) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
          return OPJ_FALSE;
      }
  
      l_cp = &(p_j2k->m_cp);
      if (l_cp->ppm) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
          return OPJ_FALSE;
      }
  
      l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
      l_tcp->ppt = 1;
  
      opj_read_bytes(p_header_data, &l_Z_ppt, 1);             /* Z_ppt */
      ++p_header_data;
      --p_header_size;
  
      /* check allocation needed */
      if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
          OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
          assert(l_tcp->ppt_markers_count == 0U);
  
          l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
          if (l_tcp->ppt_markers == NULL) {
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
              return OPJ_FALSE;
          }
          l_tcp->ppt_markers_count = l_newCount;
      } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
          OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
          opj_ppx *new_ppt_markers;
          new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
                            l_newCount * sizeof(opj_ppx));
          if (new_ppt_markers == NULL) {
              /* clean up to be done on l_tcp destruction */
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
              return OPJ_FALSE;
          }
          l_tcp->ppt_markers = new_ppt_markers;
          memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
                 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
          l_tcp->ppt_markers_count = l_newCount;
      }
  
      if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
          /* clean up to be done on l_tcp destruction */
          opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
          return OPJ_FALSE;
      }
  
      l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
      if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
          /* clean up to be done on l_tcp destruction */
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
          return OPJ_FALSE;
      }
      l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
      memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
      return OPJ_TRUE;
  }
  
  /**
   * Merges all PPT markers read (Packed packet headers, tile-part header)
   *
   * @param       p_tcp   the tile.
   * @param       p_manager               the user event manager.
   */
  static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i, l_ppt_data_size;
      /* preconditions */
      assert(p_tcp != 00);
      assert(p_manager != 00);
      assert(p_tcp->ppt_buffer == NULL);
  
      if (p_tcp->ppt == 0U) {
          return OPJ_TRUE;
      }
  
      l_ppt_data_size = 0U;
      for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
          l_ppt_data_size +=
              p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
      }
  
      p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
      if (p_tcp->ppt_buffer == 00) {
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
          return OPJ_FALSE;
      }
      p_tcp->ppt_len = l_ppt_data_size;
      l_ppt_data_size = 0U;
      for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
          if (p_tcp->ppt_markers[i].m_data !=
                  NULL) { /* standard doesn't seem to require contiguous Zppt */
              memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
                     p_tcp->ppt_markers[i].m_data_size);
              l_ppt_data_size +=
                  p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
  
              opj_free(p_tcp->ppt_markers[i].m_data);
              p_tcp->ppt_markers[i].m_data = NULL;
              p_tcp->ppt_markers[i].m_data_size = 0U;
          }
      }
  
      p_tcp->ppt_markers_count = 0U;
      opj_free(p_tcp->ppt_markers);
      p_tcp->ppt_markers = NULL;
  
      p_tcp->ppt_data = p_tcp->ppt_buffer;
      p_tcp->ppt_data_size = p_tcp->ppt_len;
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_tlm_size;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
  
      if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
      }
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      /* change the way data is written to avoid seeking if possible */
      /* TODO */
      p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
  
      opj_write_bytes(l_current_data, J2K_MS_TLM,
                      2);                                   /* TLM */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_tlm_size - 2,
                      2);                                 /* Lpoc */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, 0,
                      1);                                                    /* Ztlm=0*/
      ++l_current_data;
  
      opj_write_bytes(l_current_data, 0x50,
                      1);                                                 /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
      ++l_current_data;
  
      /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
                                p_manager) != l_tlm_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
                                    OPJ_BYTE * p_data,
                                    OPJ_UINT32 * p_data_written,
                                    const opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_stream);
      OPJ_UNUSED(p_manager);
  
      opj_write_bytes(p_data, J2K_MS_SOT,
                      2);                                 /* SOT */
      p_data += 2;
  
      opj_write_bytes(p_data, 10,
                      2);                                                   /* Lsot */
      p_data += 2;
  
      opj_write_bytes(p_data, p_j2k->m_current_tile_number,
                      2);                        /* Isot */
      p_data += 2;
  
      /* Psot  */
      p_data += 4;
  
      opj_write_bytes(p_data,
                      p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
                      1);                        /* TPsot */
      ++p_data;
  
      opj_write_bytes(p_data,
                      p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
                      1);                      /* TNsot */
      ++p_data;
  
      /* UniPG>> */
  #ifdef USE_JPWL
      /* update markers struct */
      /*
              OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
      */
      assert(0 && "TODO");
  #endif /* USE_JPWL */
  
      * p_data_written = 12;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE *  p_header_data,
                                         OPJ_UINT32  p_header_size,
                                         OPJ_UINT32* p_tile_no,
                                         OPJ_UINT32* p_tot_len,
                                         OPJ_UINT32* p_current_part,
                                         OPJ_UINT32* p_num_parts,
                                         opj_event_mgr_t * p_manager)
  {
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_manager != 00);
  
      /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
      if (p_header_size != 8) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, p_tile_no, 2);    /* Isot */
      p_header_data += 2;
      opj_read_bytes(p_header_data, p_tot_len, 4);    /* Psot */
      p_header_data += 4;
      opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
      ++p_header_data;
      opj_read_bytes(p_header_data, p_num_parts, 1);  /* TNsot */
      ++p_header_data;
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager)
  {
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_tot_len, l_num_parts = 0;
      OPJ_UINT32 l_current_part;
      OPJ_UINT32 l_tile_x, l_tile_y;
  
      /* preconditions */
  
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
                                   &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
                                   p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
          return OPJ_FALSE;
      }
  
      l_cp = &(p_j2k->m_cp);
  
      /* testcase 2.pdf.SIGFPE.706.1112 */
      if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
          opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
                        p_j2k->m_current_tile_number);
          return OPJ_FALSE;
      }
  
      l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
      l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
      l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
  
      /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
      /* of https://github.com/uclouvain/openjpeg/issues/939 */
      /* We must avoid reading twice the same tile part number for a given tile */
      /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
      /* several times. */
      /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
      /* should appear in increasing order. */
      if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Invalid tile part index for tile number %d. "
                        "Got %d, expected %d\n",
                        p_j2k->m_current_tile_number,
                        l_current_part,
                        l_tcp->m_current_tile_part_number + 1);
          return OPJ_FALSE;
      }
      ++ l_tcp->m_current_tile_part_number;
  
  #ifdef USE_JPWL
      if (l_cp->correct) {
  
          OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
          static OPJ_UINT32 backup_tileno = 0;
  
          /* tileno is negative or larger than the number of tiles!!! */
          if (tileno > (l_cp->tw * l_cp->th)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "JPWL: bad tile number (%d out of a maximum of %d)\n",
                            tileno, (l_cp->tw * l_cp->th));
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
              /* we try to correct */
              tileno = backup_tileno;
              opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
                            "- setting tile number to %d\n",
                            tileno);
          }
  
          /* keep your private count of tiles */
          backup_tileno++;
      };
  #endif /* USE_JPWL */
  
      /* look for the tile in the list of already processed tile (in parts). */
      /* Optimization possible here with a more complex data structure and with the removing of tiles */
      /* since the time taken by this function can only grow at the time */
  
      /* PSot should be equal to zero or >=14 or <= 2^32-1 */
      if ((l_tot_len != 0) && (l_tot_len < 14)) {
          if (l_tot_len ==
                  12) { /* MSD: Special case for the PHR data which are read by kakadu*/
              opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
                            l_tot_len);
          } else {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
              return OPJ_FALSE;
          }
      }
  
  #ifdef USE_JPWL
      if (l_cp->correct) {
  
          /* totlen is negative or larger than the bytes left!!! */
          if (/*(l_tot_len < 0) ||*/ (l_tot_len >
                                      p_header_size)) {   /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
              opj_event_msg(p_manager, EVT_ERROR,
                            "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
                            l_tot_len,
                            p_header_size);  /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
              /* we try to correct */
              l_tot_len = 0;
              opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
                            "- setting Psot to %d => assuming it is the last tile\n",
                            l_tot_len);
          }
      };
  #endif /* USE_JPWL */
  
      /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
      if (!l_tot_len) {
          opj_event_msg(p_manager, EVT_INFO,
                        "Psot value of the current tile-part is equal to zero, "
                        "we assuming it is the last tile-part of the codestream.\n");
          p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
      }
  
      if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
          /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
          opj_event_msg(p_manager, EVT_ERROR,
                        "In SOT marker, TPSot (%d) is not valid regards to the previous "
                        "number of tile-part (%d), giving up\n", l_current_part,
                        l_tcp->m_nb_tile_parts);
          p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
          return OPJ_FALSE;
      }
  
      if (l_num_parts !=
              0) { /* Number of tile-part header is provided by this tile-part header */
          l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
          /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
           * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
          if (l_tcp->m_nb_tile_parts) {
              if (l_current_part >= l_tcp->m_nb_tile_parts) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "In SOT marker, TPSot (%d) is not valid regards to the current "
                                "number of tile-part (%d), giving up\n", l_current_part,
                                l_tcp->m_nb_tile_parts);
                  p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
                  return OPJ_FALSE;
              }
          }
          if (l_current_part >= l_num_parts) {
              /* testcase 451.pdf.SIGSEGV.ce9.3723 */
              opj_event_msg(p_manager, EVT_ERROR,
                            "In SOT marker, TPSot (%d) is not valid regards to the current "
                            "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
              p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
              return OPJ_FALSE;
          }
          l_tcp->m_nb_tile_parts = l_num_parts;
      }
  
      /* If know the number of tile part header we will check if we didn't read the last*/
      if (l_tcp->m_nb_tile_parts) {
          if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
              p_j2k->m_specific_param.m_decoder.m_can_decode =
                  1; /* Process the last tile-part header*/
          }
      }
  
      if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
          /* Keep the size of data to skip after this marker */
          p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
                  12; /* SOT_marker_size = 12 */
      } else {
          /* FIXME: need to be computed from the number of bytes remaining in the codestream */
          p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
      }
  
      p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
  
      /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
      if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
          p_j2k->m_specific_param.m_decoder.m_skip_data =
              (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
              || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
              || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
              || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
      } else {
          assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
          p_j2k->m_specific_param.m_decoder.m_skip_data =
              (p_j2k->m_current_tile_number != (OPJ_UINT32)
               p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
      }
  
      /* Index */
      if (p_j2k->cstr_index) {
          assert(p_j2k->cstr_index->tile_index != 00);
          p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
              p_j2k->m_current_tile_number;
          p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
              l_current_part;
  
          if (l_num_parts != 0) {
              p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
                  l_num_parts;
              p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
                  l_num_parts;
  
              if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
                  p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
                      (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
                  if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
                      opj_event_msg(p_manager, EVT_ERROR,
                                    "Not enough memory to read SOT marker. Tile index allocation failed\n");
                      return OPJ_FALSE;
                  }
              } else {
                  opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
                                                     p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
                                                     l_num_parts * sizeof(opj_tp_index_t));
                  if (! new_tp_index) {
                      opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
                      p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
                      opj_event_msg(p_manager, EVT_ERROR,
                                    "Not enough memory to read SOT marker. Tile index allocation failed\n");
                      return OPJ_FALSE;
                  }
                  p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
                      new_tp_index;
              }
          } else {
              /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
  
                  if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
                      p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
                      p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
                          (opj_tp_index_t*)opj_calloc(
                              p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
                              sizeof(opj_tp_index_t));
                      if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
                          p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
                          opj_event_msg(p_manager, EVT_ERROR,
                                        "Not enough memory to read SOT marker. Tile index allocation failed\n");
                          return OPJ_FALSE;
                      }
                  }
  
                  if (l_current_part >=
                          p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
                      opj_tp_index_t *new_tp_index;
                      p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
                          l_current_part + 1;
                      new_tp_index = (opj_tp_index_t *) opj_realloc(
                                         p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
                                         p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
                                         sizeof(opj_tp_index_t));
                      if (! new_tp_index) {
                          opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
                          p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
                          p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
                          opj_event_msg(p_manager, EVT_ERROR,
                                        "Not enough memory to read SOT marker. Tile index allocation failed\n");
                          return OPJ_FALSE;
                      }
                      p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
                          new_tp_index;
                  }
              }
  
          }
  
      }
  
      /* FIXME move this onto a separate method to call before reading any SOT, remove part about main_end header, use a index struct inside p_j2k */
      /* if (p_j2k->cstr_info) {
         if (l_tcp->first) {
         if (tileno == 0) {
         p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
         }
  
         p_j2k->cstr_info->tile[tileno].tileno = tileno;
         p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
         p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
         p_j2k->cstr_info->tile[tileno].num_tps = numparts;
  
         if (numparts) {
         p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
         }
         else {
         p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
         }
         }
         else {
         p_j2k->cstr_info->tile[tileno].end_pos += totlen;
         }
  
         p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
         p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
         p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
         }*/
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
                                    opj_tcd_t * p_tile_coder,
                                    OPJ_BYTE * p_data,
                                    OPJ_UINT32 * p_data_written,
                                    OPJ_UINT32 p_total_data_size,
                                    const opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      opj_codestream_info_t *l_cstr_info = 00;
      OPJ_UINT32 l_remaining_data;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_stream);
  
      opj_write_bytes(p_data, J2K_MS_SOD,
                      2);                                 /* SOD */
      p_data += 2;
  
      /* make room for the EOF marker */
      l_remaining_data =  p_total_data_size - 4;
  
      /* update tile coder */
      p_tile_coder->tp_num =
          p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
      p_tile_coder->cur_tp_num =
          p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  
      /* INDEX >> */
      /* TODO mergeV2: check this part which use cstr_info */
      /*l_cstr_info = p_j2k->cstr_info;
      if (l_cstr_info) {
              if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
                      //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
                      l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
              }
              else {*/
      /*
      TODO
      if
              (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
      {
              cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
      }*/
      /*}*/
      /* UniPG>> */
  #ifdef USE_JPWL
      /* update markers struct */
      /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
      */
      assert(0 && "TODO");
  #endif /* USE_JPWL */
      /* <<UniPG */
      /*}*/
      /* << INDEX */
  
      if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
          p_tile_coder->tcd_image->tiles->packno = 0;
          if (l_cstr_info) {
              l_cstr_info->packno = 0;
          }
      }
  
      *p_data_written = 0;
  
      if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
                                p_data_written, l_remaining_data, l_cstr_info)) {
          opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
          return OPJ_FALSE;
      }
  
      *p_data_written += 2;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_SIZE_T l_current_read_size;
      opj_codestream_index_t * l_cstr_index = 00;
      OPJ_BYTE ** l_current_data = 00;
      opj_tcp_t * l_tcp = 00;
      OPJ_UINT32 * l_tile_len = 00;
      OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  
      if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
          /* opj_stream_get_number_byte_left returns OPJ_OFF_T
          // but we are in the last tile part,
          // so its result will fit on OPJ_UINT32 unless we find
          // a file with a single tile part of more than 4 GB...*/
          p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
                      opj_stream_get_number_byte_left(p_stream) - 2);
      } else {
          /* Check to avoid pass the limit of OPJ_UINT32 */
          if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
              p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
          } else {
              /* MSD: case commented to support empty SOT marker (PHR data) */
          }
      }
  
      l_current_data = &(l_tcp->m_data);
      l_tile_len = &l_tcp->m_data_size;
  
      /* Patch to support new PHR data */
      if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
          /* If we are here, we'll try to read the data after allocation */
          /* Check enough bytes left in stream before allocation */
          if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
                  opj_stream_get_number_byte_left(p_stream)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Tile part length size inconsistent with stream length\n");
              return OPJ_FALSE;
          }
          if (p_j2k->m_specific_param.m_decoder.m_sot_length >
                  UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "p_j2k->m_specific_param.m_decoder.m_sot_length > "
                            "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
              return OPJ_FALSE;
          }
          /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
          /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
          /* 0xFFFF marker. */
          if (! *l_current_data) {
              /* LH: oddly enough, in this path, l_tile_len!=0.
               * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
               */
              *l_current_data = (OPJ_BYTE*) opj_malloc(
                                    p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
          } else {
              OPJ_BYTE *l_new_current_data;
              if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
                      p_j2k->m_specific_param.m_decoder.m_sot_length) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
                                "p_j2k->m_specific_param.m_decoder.m_sot_length");
                  return OPJ_FALSE;
              }
  
              l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
                                   *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
                                   OPJ_COMMON_CBLK_DATA_EXTRA);
              if (! l_new_current_data) {
                  opj_free(*l_current_data);
                  /*nothing more is done as l_current_data will be set to null, and just
                    afterward we enter in the error path
                    and the actual tile_len is updated (committed) at the end of the
                    function. */
              }
              *l_current_data = l_new_current_data;
          }
  
          if (*l_current_data == 00) {
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
              return OPJ_FALSE;
          }
      } else {
          l_sot_length_pb_detected = OPJ_TRUE;
      }
  
      /* Index */
      l_cstr_index = p_j2k->cstr_index;
      if (l_cstr_index) {
          OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
  
          OPJ_UINT32 l_current_tile_part =
              l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
          l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
              =
                  l_current_pos;
          l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
              =
                  l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
  
          if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
                                                l_cstr_index,
                                                J2K_MS_SOD,
                                                l_current_pos,
                                                p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
              return OPJ_FALSE;
          }
  
          /*l_cstr_index->packno = 0;*/
      }
  
      /* Patch to support new PHR data */
      if (!l_sot_length_pb_detected) {
          l_current_read_size = opj_stream_read_data(
                                    p_stream,
                                    *l_current_data + *l_tile_len,
                                    p_j2k->m_specific_param.m_decoder.m_sot_length,
                                    p_manager);
      } else {
          l_current_read_size = 0;
      }
  
      if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
          p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
      } else {
          p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
      }
  
      *l_tile_len += (OPJ_UINT32)l_current_read_size;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
                                    OPJ_UINT32 p_tile_no,
                                    OPJ_UINT32 p_comp_no,
                                    OPJ_UINT32 nb_comps,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_rgn_size;
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
      OPJ_UINT32 l_comp_room;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp = &l_tcp->tccps[p_comp_no];
  
      if (nb_comps <= 256) {
          l_comp_room = 1;
      } else {
          l_comp_room = 2;
      }
  
      l_rgn_size = 6 + l_comp_room;
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_data, J2K_MS_RGN,
                      2);                                   /* RGN  */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_rgn_size - 2,
                      2);                                 /* Lrgn */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, p_comp_no,
                      l_comp_room);                          /* Crgn */
      l_current_data += l_comp_room;
  
      opj_write_bytes(l_current_data, 0,
                      1);                                           /* Srgn */
      ++l_current_data;
  
      opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
                      1);                            /* SPrgn */
      ++l_current_data;
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
                                p_manager) != l_rgn_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager
                                   )
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
                      J2K_MS_EOC, 2);                                    /* EOC */
  
      /* UniPG>> */
  #ifdef USE_JPWL
      /* update markers struct */
      /*
      OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
      */
  #endif /* USE_JPWL */
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
          return OPJ_FALSE;
      }
  
      if (! opj_stream_flush(p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a RGN marker (Region Of Interest)
   *
   * @param       p_header_data   the data contained in the POC box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the POC marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_nb_comp;
      opj_image_t * l_image = 00;
  
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
  
      /* preconditions*/
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_image = p_j2k->m_private_image;
      l_nb_comp = l_image->numcomps;
  
      if (l_nb_comp <= 256) {
          l_comp_room = 1;
      } else {
          l_comp_room = 2;
      }
  
      if (p_header_size != 2 + l_comp_room) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
          return OPJ_FALSE;
      }
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      opj_read_bytes(p_header_data, &l_comp_no, l_comp_room);         /* Crgn */
      p_header_data += l_comp_room;
      opj_read_bytes(p_header_data, &l_roi_sty,
                     1);                                     /* Srgn */
      ++p_header_data;
  
  #ifdef USE_JPWL
      if (l_cp->correct) {
          /* totlen is negative or larger than the bytes left!!! */
          if (l_comp_room >= l_nb_comp) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "JPWL: bad component number in RGN (%d when there are only %d)\n",
                            l_comp_room, l_nb_comp);
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
          }
      };
  #endif /* USE_JPWL */
  
      /* testcase 3635.pdf.asan.77.2930 */
      if (l_comp_no >= l_nb_comp) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "bad component number in RGN (%d when there are only %d)\n",
                        l_comp_no, l_nb_comp);
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data,
                     (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1);  /* SPrgn */
      ++p_header_data;
  
      return OPJ_TRUE;
  
  }
  
  static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
  {
      return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
  }
  
  static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
  {
      (void)p_tcp;
      return 0;
  }
  
  static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
                                       opj_stream_private_t *p_stream,
                                       opj_event_mgr_t * p_manager)
  {
      opj_cp_t * l_cp = 00;
      opj_image_t * l_image = 00;
      opj_tcp_t * l_tcp = 00;
      opj_image_comp_t * l_img_comp = 00;
  
      OPJ_UINT32 i, j, k;
      OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
      OPJ_FLOAT32 * l_rates = 0;
      OPJ_FLOAT32 l_sot_remove;
      OPJ_UINT32 l_bits_empty, l_size_pixel;
      OPJ_UINT32 l_tile_size = 0;
      OPJ_UINT32 l_last_res;
      OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_manager);
  
      l_cp = &(p_j2k->m_cp);
      l_image = p_j2k->m_private_image;
      l_tcp = l_cp->tcps;
  
      l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
      l_size_pixel = l_image->numcomps * l_image->comps->prec;
      l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
                         l_cp->th * l_cp->tw);
  
      if (l_cp->m_specific_param.m_enc.m_tp_on) {
          l_tp_stride_func = opj_j2k_get_tp_stride;
      } else {
          l_tp_stride_func = opj_j2k_get_default_stride;
      }
  
      for (i = 0; i < l_cp->th; ++i) {
          for (j = 0; j < l_cp->tw; ++j) {
              OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
                                     (OPJ_FLOAT32)l_tcp->numlayers;
  
              /* 4 borders of the tile rescale on the image if necessary */
              l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
                                 (OPJ_INT32)l_image->x0);
              l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
                                 (OPJ_INT32)l_image->y0);
              l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
                                 (OPJ_INT32)l_image->x1);
              l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
                                 (OPJ_INT32)l_image->y1);
  
              l_rates = l_tcp->rates;
  
              /* Modification of the RATE >> */
              if (*l_rates > 0.0f) {
                  *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
                                             (OPJ_UINT32)(l_y1 - l_y0)))
                              /
                              ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
                             )
                             -
                             l_offset;
              }
  
              ++l_rates;
  
              for (k = 1; k < l_tcp->numlayers; ++k) {
                  if (*l_rates > 0.0f) {
                      *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
                                                 (OPJ_UINT32)(l_y1 - l_y0)))
                                  /
                                  ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
                                 )
                                 -
                                 l_offset;
                  }
  
                  ++l_rates;
              }
  
              ++l_tcp;
  
          }
      }
  
      l_tcp = l_cp->tcps;
  
      for (i = 0; i < l_cp->th; ++i) {
          for (j = 0; j < l_cp->tw; ++j) {
              l_rates = l_tcp->rates;
  
              if (*l_rates > 0.0f) {
                  *l_rates -= l_sot_remove;
  
                  if (*l_rates < 30.0f) {
                      *l_rates = 30.0f;
                  }
              }
  
              ++l_rates;
  
              l_last_res = l_tcp->numlayers - 1;
  
              for (k = 1; k < l_last_res; ++k) {
  
                  if (*l_rates > 0.0f) {
                      *l_rates -= l_sot_remove;
  
                      if (*l_rates < * (l_rates - 1) + 10.0f) {
                          *l_rates  = (*(l_rates - 1)) + 20.0f;
                      }
                  }
  
                  ++l_rates;
              }
  
              if (*l_rates > 0.0f) {
                  *l_rates -= (l_sot_remove + 2.f);
  
                  if (*l_rates < * (l_rates - 1) + 10.0f) {
                      *l_rates  = (*(l_rates - 1)) + 20.0f;
                  }
              }
  
              ++l_tcp;
          }
      }
  
      l_img_comp = l_image->comps;
      l_tile_size = 0;
  
      for (i = 0; i < l_image->numcomps; ++i) {
          l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
                          *
                          opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
                          *
                          l_img_comp->prec
                         );
  
          ++l_img_comp;
      }
  
      l_tile_size = (OPJ_UINT32)(l_tile_size * 0.1625);  /* 1.3/8 = 0.1625 */
  
      l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
  
      p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
      p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
          (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
      if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
          return OPJ_FALSE;
      }
  
      if (OPJ_IS_CINEMA(l_cp->rsiz)) {
          p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
              (OPJ_BYTE *) opj_malloc(5 *
                                      p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
          if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
              return OPJ_FALSE;
          }
  
          p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
              p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
      }
  
      return OPJ_TRUE;
  }
  
  #if 0
  static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i;
      opj_tcd_t * l_tcd = 00;
      OPJ_UINT32 l_nb_tiles;
      opj_tcp_t * l_tcp = 00;
      OPJ_BOOL l_success;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
      l_tcp = p_j2k->m_cp.tcps;
  
      l_tcd = opj_tcd_create(OPJ_TRUE);
      if (l_tcd == 00) {
          opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
          return OPJ_FALSE;
      }
  
      for (i = 0; i < l_nb_tiles; ++i) {
          if (l_tcp->m_data) {
              if (! opj_tcd_init_decode_tile(l_tcd, i)) {
                  opj_tcd_destroy(l_tcd);
                  opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
                  return OPJ_FALSE;
              }
  
              l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
                                              p_j2k->cstr_index);
              /* cleanup */
  
              if (! l_success) {
                  p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
                  break;
              }
          }
  
          opj_j2k_tcp_destroy(l_tcp);
          ++l_tcp;
      }
  
      opj_tcd_destroy(l_tcd);
      return OPJ_TRUE;
  }
  #endif
  
  static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
                                         struct opj_stream_private *p_stream,
                                         struct opj_event_mgr * p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_manager);
  
      p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
          struct opj_stream_private *p_stream,
          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 i;
      opj_simple_mcc_decorrelation_data_t * l_mcc_record;
      opj_mct_data_t * l_mct_record;
      opj_tcp_t * l_tcp;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
      l_mct_record = l_tcp->m_mct_records;
  
      for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
  
          if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
              return OPJ_FALSE;
          }
  
          ++l_mct_record;
      }
  
      l_mcc_record = l_tcp->m_mcc_records;
  
      for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  
          if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
              return OPJ_FALSE;
          }
  
          ++l_mcc_record;
      }
  
      if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_all_coc(
      opj_j2k_t *p_j2k,
      struct opj_stream_private *p_stream,
      struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 compno;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
          /* cod is first component of first tile */
          if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
              if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
                  return OPJ_FALSE;
              }
          }
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_all_qcc(
      opj_j2k_t *p_j2k,
      struct opj_stream_private *p_stream,
      struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 compno;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
          /* qcd is first component of first tile */
          if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
              if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
                  return OPJ_FALSE;
              }
          }
      }
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
                                        struct opj_stream_private *p_stream,
                                        struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 compno;
      const opj_tccp_t *l_tccp = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_tccp = p_j2k->m_cp.tcps->tccps;
  
      for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)  {
          if (l_tccp->roishift) {
  
              if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
                                      p_stream, p_manager)) {
                  return OPJ_FALSE;
              }
          }
  
          ++l_tccp;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
                                    struct opj_stream_private *p_stream,
                                    struct opj_event_mgr * p_manager)
  {
      opj_codestream_index_t * l_cstr_index = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_manager);
  
      l_cstr_index = p_j2k->cstr_index;
      if (l_cstr_index) {
          l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
          /* UniPG>> */
          /* The following adjustment is done to adjust the codestream size */
          /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
          /* the first bunch of bytes is not in the codestream              */
          l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
          /* <<UniPG */
      }
  
  #ifdef USE_JPWL
      /* preparation of JPWL marker segments */
  #if 0
      if (cp->epc_on) {
  
          /* encode according to JPWL */
          jpwl_encode(p_j2k, p_stream, image);
  
      }
  #endif
      assert(0 && "TODO");
  #endif /* USE_JPWL */
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
                                   opj_stream_private_t *p_stream,
                                   OPJ_UINT32 *output_marker,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_unknown_marker;
      const opj_dec_memory_marker_handler_t * l_marker_handler;
      OPJ_UINT32 l_size_unk = 2;
  
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
  
      for (;;) {
          /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
          if (opj_stream_read_data(p_stream,
                                   p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          /* read 2 bytes as the new marker ID*/
          opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
                         &l_unknown_marker, 2);
  
          if (!(l_unknown_marker < 0xff00)) {
  
              /* Get the marker handler from the marker ID*/
              l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
  
              if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Marker is not compliant with its position\n");
                  return OPJ_FALSE;
              } else {
                  if (l_marker_handler->id != J2K_MS_UNK) {
                      /* Add the marker to the codestream index*/
                      if (l_marker_handler->id != J2K_MS_SOT) {
                          OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
                                                              (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
                                                              l_size_unk);
                          if (res == OPJ_FALSE) {
                              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
                              return OPJ_FALSE;
                          }
                      }
                      break; /* next marker is known and well located */
                  } else {
                      l_size_unk += 2;
                  }
              }
          }
      }
  
      *output_marker = l_marker_handler->id ;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
          opj_mct_data_t * p_mct_record,
          struct opj_stream_private *p_stream,
          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 l_mct_size;
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_tmp;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_mct_size = 10 + p_mct_record->m_data_size;
  
      if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
      }
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_data, J2K_MS_MCT,
                      2);                                   /* MCT */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_mct_size - 2,
                      2);                                 /* Lmct */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, 0,
                      2);                                                    /* Zmct */
      l_current_data += 2;
  
      /* only one marker atm */
      l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
              (p_mct_record->m_element_type << 10);
  
      opj_write_bytes(l_current_data, l_tmp, 2);
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, 0,
                      2);                                                    /* Ymct */
      l_current_data += 2;
  
      memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
                                p_manager) != l_mct_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a MCT marker (Multiple Component Transform)
   *
   * @param       p_header_data   the data contained in the MCT box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the MCT marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 i;
      opj_tcp_t *l_tcp = 00;
      OPJ_UINT32 l_tmp;
      OPJ_UINT32 l_indix;
      opj_mct_data_t * l_mct_data;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
  
      l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
              &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      if (p_header_size < 2) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
          return OPJ_FALSE;
      }
  
      /* first marker */
      opj_read_bytes(p_header_data, &l_tmp, 2);                       /* Zmct */
      p_header_data += 2;
      if (l_tmp != 0) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Cannot take in charge mct data within multiple MCT records\n");
          return OPJ_TRUE;
      }
  
      if (p_header_size <= 6) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
          return OPJ_FALSE;
      }
  
      /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
      opj_read_bytes(p_header_data, &l_tmp, 2);                       /* Imct */
      p_header_data += 2;
  
      l_indix = l_tmp & 0xff;
      l_mct_data = l_tcp->m_mct_records;
  
      for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
          if (l_mct_data->m_index == l_indix) {
              break;
          }
          ++l_mct_data;
      }
  
      /* NOT FOUND */
      if (i == l_tcp->m_nb_mct_records) {
          if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
              opj_mct_data_t *new_mct_records;
              l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  
              new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
                                l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
              if (! new_mct_records) {
                  opj_free(l_tcp->m_mct_records);
                  l_tcp->m_mct_records = NULL;
                  l_tcp->m_nb_max_mct_records = 0;
                  l_tcp->m_nb_mct_records = 0;
                  opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
                  return OPJ_FALSE;
              }
  
              /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
               * to point to the new addresses */
              if (new_mct_records != l_tcp->m_mct_records) {
                  for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
                      opj_simple_mcc_decorrelation_data_t* l_mcc_record =
                          &(l_tcp->m_mcc_records[i]);
                      if (l_mcc_record->m_decorrelation_array) {
                          l_mcc_record->m_decorrelation_array =
                              new_mct_records +
                              (l_mcc_record->m_decorrelation_array -
                               l_tcp->m_mct_records);
                      }
                      if (l_mcc_record->m_offset_array) {
                          l_mcc_record->m_offset_array =
                              new_mct_records +
                              (l_mcc_record->m_offset_array -
                               l_tcp->m_mct_records);
                      }
                  }
              }
  
              l_tcp->m_mct_records = new_mct_records;
              l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
              memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
                     sizeof(opj_mct_data_t));
          }
  
          l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
          ++l_tcp->m_nb_mct_records;
      }
  
      if (l_mct_data->m_data) {
          opj_free(l_mct_data->m_data);
          l_mct_data->m_data = 00;
          l_mct_data->m_data_size = 0;
      }
  
      l_mct_data->m_index = l_indix;
      l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp  >> 8) & 3);
      l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp  >> 10) & 3);
  
      opj_read_bytes(p_header_data, &l_tmp, 2);                       /* Ymct */
      p_header_data += 2;
      if (l_tmp != 0) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Cannot take in charge multiple MCT markers\n");
          return OPJ_TRUE;
      }
  
      p_header_size -= 6;
  
      l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
      if (! l_mct_data->m_data) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
          return OPJ_FALSE;
      }
      memcpy(l_mct_data->m_data, p_header_data, p_header_size);
  
      l_mct_data->m_data_size = p_header_size;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
          struct opj_simple_mcc_decorrelation_data * p_mcc_record,
          struct opj_stream_private *p_stream,
          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 i;
      OPJ_UINT32 l_mcc_size;
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_nb_bytes_for_comp;
      OPJ_UINT32 l_mask;
      OPJ_UINT32 l_tmcc;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      if (p_mcc_record->m_nb_comps > 255) {
          l_nb_bytes_for_comp = 2;
          l_mask = 0x8000;
      } else {
          l_nb_bytes_for_comp = 1;
          l_mask = 0;
      }
  
      l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
      if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
      }
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_data, J2K_MS_MCC,
                      2);                                   /* MCC */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_mcc_size - 2,
                      2);                                 /* Lmcc */
      l_current_data += 2;
  
      /* first marker */
      opj_write_bytes(l_current_data, 0,
                      2);                                  /* Zmcc */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, p_mcc_record->m_index,
                      1);                                        /* Imcc -> no need for other values, take the first */
      ++l_current_data;
  
      /* only one marker atm */
      opj_write_bytes(l_current_data, 0,
                      2);                                  /* Ymcc */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, 1,
                      2);                                  /* Qmcc -> number of collections -> 1 */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, 0x1,
                      1);                                /* Xmcci type of component transformation -> array based decorrelation */
      ++l_current_data;
  
      opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
                      2);  /* Nmcci number of input components involved and size for each component offset = 8 bits */
      l_current_data += 2;
  
      for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
          opj_write_bytes(l_current_data, i,
                          l_nb_bytes_for_comp);                          /* Cmccij Component offset*/
          l_current_data += l_nb_bytes_for_comp;
      }
  
      opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
                      2);  /* Mmcci number of output components involved and size for each component offset = 8 bits */
      l_current_data += 2;
  
      for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
          opj_write_bytes(l_current_data, i,
                          l_nb_bytes_for_comp);                          /* Wmccij Component offset*/
          l_current_data += l_nb_bytes_for_comp;
      }
  
      l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
  
      if (p_mcc_record->m_decorrelation_array) {
          l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
      }
  
      if (p_mcc_record->m_offset_array) {
          l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
      }
  
      opj_write_bytes(l_current_data, l_tmcc,
                      3);     /* Tmcci : use MCT defined as number 1 and irreversible array based. */
      l_current_data += 3;
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
                                p_manager) != l_mcc_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i, j;
      OPJ_UINT32 l_tmp;
      OPJ_UINT32 l_indix;
      opj_tcp_t * l_tcp;
      opj_simple_mcc_decorrelation_data_t * l_mcc_record;
      opj_mct_data_t * l_mct_data;
      OPJ_UINT32 l_nb_collections;
      OPJ_UINT32 l_nb_comps;
      OPJ_UINT32 l_nb_bytes_by_comp;
      OPJ_BOOL l_new_mcc = OPJ_FALSE;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
              &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      if (p_header_size < 2) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
          return OPJ_FALSE;
      }
  
      /* first marker */
      opj_read_bytes(p_header_data, &l_tmp, 2);                       /* Zmcc */
      p_header_data += 2;
      if (l_tmp != 0) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Cannot take in charge multiple data spanning\n");
          return OPJ_TRUE;
      }
  
      if (p_header_size < 7) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_indix,
                     1); /* Imcc -> no need for other values, take the first */
      ++p_header_data;
  
      l_mcc_record = l_tcp->m_mcc_records;
  
      for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
          if (l_mcc_record->m_index == l_indix) {
              break;
          }
          ++l_mcc_record;
      }
  
      /** NOT FOUND */
      if (i == l_tcp->m_nb_mcc_records) {
          if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
              opj_simple_mcc_decorrelation_data_t *new_mcc_records;
              l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
  
              new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
                                    l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
                                        opj_simple_mcc_decorrelation_data_t));
              if (! new_mcc_records) {
                  opj_free(l_tcp->m_mcc_records);
                  l_tcp->m_mcc_records = NULL;
                  l_tcp->m_nb_max_mcc_records = 0;
                  l_tcp->m_nb_mcc_records = 0;
                  opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
                  return OPJ_FALSE;
              }
              l_tcp->m_mcc_records = new_mcc_records;
              l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
              memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
                     * sizeof(opj_simple_mcc_decorrelation_data_t));
          }
          l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
          l_new_mcc = OPJ_TRUE;
      }
      l_mcc_record->m_index = l_indix;
  
      /* only one marker atm */
      opj_read_bytes(p_header_data, &l_tmp, 2);                       /* Ymcc */
      p_header_data += 2;
      if (l_tmp != 0) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Cannot take in charge multiple data spanning\n");
          return OPJ_TRUE;
      }
  
      opj_read_bytes(p_header_data, &l_nb_collections,
                     2);                              /* Qmcc -> number of collections -> 1 */
      p_header_data += 2;
  
      if (l_nb_collections > 1) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Cannot take in charge multiple collections\n");
          return OPJ_TRUE;
      }
  
      p_header_size -= 7;
  
      for (i = 0; i < l_nb_collections; ++i) {
          if (p_header_size < 3) {
              opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
              return OPJ_FALSE;
          }
  
          opj_read_bytes(p_header_data, &l_tmp,
                         1); /* Xmcci type of component transformation -> array based decorrelation */
          ++p_header_data;
  
          if (l_tmp != 1) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "Cannot take in charge collections other than array decorrelation\n");
              return OPJ_TRUE;
          }
  
          opj_read_bytes(p_header_data, &l_nb_comps, 2);
  
          p_header_data += 2;
          p_header_size -= 3;
  
          l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
          l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
  
          if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
              opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
              return OPJ_FALSE;
          }
  
          p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
  
          for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
              opj_read_bytes(p_header_data, &l_tmp,
                             l_nb_bytes_by_comp);      /* Cmccij Component offset*/
              p_header_data += l_nb_bytes_by_comp;
  
              if (l_tmp != j) {
                  opj_event_msg(p_manager, EVT_WARNING,
                                "Cannot take in charge collections with indix shuffle\n");
                  return OPJ_TRUE;
              }
          }
  
          opj_read_bytes(p_header_data, &l_nb_comps, 2);
          p_header_data += 2;
  
          l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
          l_nb_comps &= 0x7fff;
  
          if (l_nb_comps != l_mcc_record->m_nb_comps) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "Cannot take in charge collections without same number of indixes\n");
              return OPJ_TRUE;
          }
  
          if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
              opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
              return OPJ_FALSE;
          }
  
          p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
  
          for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
              opj_read_bytes(p_header_data, &l_tmp,
                             l_nb_bytes_by_comp);      /* Wmccij Component offset*/
              p_header_data += l_nb_bytes_by_comp;
  
              if (l_tmp != j) {
                  opj_event_msg(p_manager, EVT_WARNING,
                                "Cannot take in charge collections with indix shuffle\n");
                  return OPJ_TRUE;
              }
          }
  
          opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
          p_header_data += 3;
  
          l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
          l_mcc_record->m_decorrelation_array = 00;
          l_mcc_record->m_offset_array = 00;
  
          l_indix = l_tmp & 0xff;
          if (l_indix != 0) {
              l_mct_data = l_tcp->m_mct_records;
              for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
                  if (l_mct_data->m_index == l_indix) {
                      l_mcc_record->m_decorrelation_array = l_mct_data;
                      break;
                  }
                  ++l_mct_data;
              }
  
              if (l_mcc_record->m_decorrelation_array == 00) {
                  opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
                  return OPJ_FALSE;
              }
          }
  
          l_indix = (l_tmp >> 8) & 0xff;
          if (l_indix != 0) {
              l_mct_data = l_tcp->m_mct_records;
              for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
                  if (l_mct_data->m_index == l_indix) {
                      l_mcc_record->m_offset_array = l_mct_data;
                      break;
                  }
                  ++l_mct_data;
              }
  
              if (l_mcc_record->m_offset_array == 00) {
                  opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
                  return OPJ_FALSE;
              }
          }
      }
  
      if (p_header_size != 0) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
          return OPJ_FALSE;
      }
  
      if (l_new_mcc) {
          ++l_tcp->m_nb_mcc_records;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
                                    struct opj_stream_private *p_stream,
                                    struct opj_event_mgr * p_manager
                                   )
  {
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_mco_size;
      opj_tcp_t * l_tcp = 00;
      opj_simple_mcc_decorrelation_data_t * l_mcc_record;
      OPJ_UINT32 i;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  
      l_mco_size = 5 + l_tcp->m_nb_mcc_records;
      if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
      }
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
  
      opj_write_bytes(l_current_data, J2K_MS_MCO, 2);                 /* MCO */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_mco_size - 2, 2);             /* Lmco */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
                      1);    /* Nmco : only one transform stage*/
      ++l_current_data;
  
      l_mcc_record = l_tcp->m_mcc_records;
      for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
          opj_write_bytes(l_current_data, l_mcc_record->m_index,
                          1); /* Imco -> use the mcc indicated by 1*/
          ++l_current_data;
          ++l_mcc_record;
      }
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
                                p_manager) != l_mco_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a MCO marker (Multiple Component Transform Ordering)
   *
   * @param       p_header_data   the data contained in the MCO box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the MCO marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_tmp, i;
      OPJ_UINT32 l_nb_stages;
      opj_tcp_t * l_tcp;
      opj_tccp_t * l_tccp;
      opj_image_t * l_image;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_image = p_j2k->m_private_image;
      l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
              &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      if (p_header_size < 1) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_nb_stages,
                     1);                         /* Nmco : only one transform stage*/
      ++p_header_data;
  
      if (l_nb_stages > 1) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Cannot take in charge multiple transformation stages.\n");
          return OPJ_TRUE;
      }
  
      if (p_header_size != l_nb_stages + 1) {
          opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
          return OPJ_FALSE;
      }
  
      l_tccp = l_tcp->tccps;
  
      for (i = 0; i < l_image->numcomps; ++i) {
          l_tccp->m_dc_level_shift = 0;
          ++l_tccp;
      }
  
      if (l_tcp->m_mct_decoding_matrix) {
          opj_free(l_tcp->m_mct_decoding_matrix);
          l_tcp->m_mct_decoding_matrix = 00;
      }
  
      for (i = 0; i < l_nb_stages; ++i) {
          opj_read_bytes(p_header_data, &l_tmp, 1);
          ++p_header_data;
  
          if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
              return OPJ_FALSE;
          }
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
                                  OPJ_UINT32 p_index)
  {
      OPJ_UINT32 i;
      opj_simple_mcc_decorrelation_data_t * l_mcc_record;
      opj_mct_data_t * l_deco_array, * l_offset_array;
      OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
      OPJ_UINT32 l_nb_elem;
      OPJ_UINT32 * l_offset_data, * l_current_offset_data;
      opj_tccp_t * l_tccp;
  
      /* preconditions */
      assert(p_tcp != 00);
  
      l_mcc_record = p_tcp->m_mcc_records;
  
      for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
          if (l_mcc_record->m_index == p_index) {
              break;
          }
      }
  
      if (i == p_tcp->m_nb_mcc_records) {
          /** element discarded **/
          return OPJ_TRUE;
      }
  
      if (l_mcc_record->m_nb_comps != p_image->numcomps) {
          /** do not support number of comps != image */
          return OPJ_TRUE;
      }
  
      l_deco_array = l_mcc_record->m_decorrelation_array;
  
      if (l_deco_array) {
          l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
                        * p_image->numcomps;
          if (l_deco_array->m_data_size != l_data_size) {
              return OPJ_FALSE;
          }
  
          l_nb_elem = p_image->numcomps * p_image->numcomps;
          l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
          p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
  
          if (! p_tcp->m_mct_decoding_matrix) {
              return OPJ_FALSE;
          }
  
          j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
              l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
      }
  
      l_offset_array = l_mcc_record->m_offset_array;
  
      if (l_offset_array) {
          l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
                        p_image->numcomps;
          if (l_offset_array->m_data_size != l_data_size) {
              return OPJ_FALSE;
          }
  
          l_nb_elem = p_image->numcomps;
          l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
          l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
  
          if (! l_offset_data) {
              return OPJ_FALSE;
          }
  
          j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
              l_offset_array->m_data, l_offset_data, l_nb_elem);
  
          l_tccp = p_tcp->tccps;
          l_current_offset_data = l_offset_data;
  
          for (i = 0; i < p_image->numcomps; ++i) {
              l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
              ++l_tccp;
          }
  
          opj_free(l_offset_data);
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
                                    struct opj_stream_private *p_stream,
                                    struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 i;
      OPJ_UINT32 l_cbd_size;
      OPJ_BYTE * l_current_data = 00;
      opj_image_t *l_image = 00;
      opj_image_comp_t * l_comp = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_image = p_j2k->m_private_image;
      l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
  
      if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
          OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
                                               p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
          if (! new_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
              return OPJ_FALSE;
          }
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
          p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
      }
  
      l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  
      opj_write_bytes(l_current_data, J2K_MS_CBD, 2);                 /* CBD */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_cbd_size - 2, 2);             /* L_CBD */
      l_current_data += 2;
  
      opj_write_bytes(l_current_data, l_image->numcomps, 2);          /* Ncbd */
      l_current_data += 2;
  
      l_comp = l_image->comps;
  
      for (i = 0; i < l_image->numcomps; ++i) {
          opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
                          1);           /* Component bit depth */
          ++l_current_data;
  
          ++l_comp;
      }
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
                                p_manager) != l_cbd_size) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  /**
   * Reads a CBD marker (Component bit depth definition)
   * @param       p_header_data   the data contained in the CBD box.
   * @param       p_j2k                   the jpeg2000 codec.
   * @param       p_header_size   the size of the data contained in the CBD marker.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_header_data,
                                   OPJ_UINT32 p_header_size,
                                   opj_event_mgr_t * p_manager
                                  )
  {
      OPJ_UINT32 l_nb_comp, l_num_comp;
      OPJ_UINT32 l_comp_def;
      OPJ_UINT32 i;
      opj_image_comp_t * l_comp = 00;
  
      /* preconditions */
      assert(p_header_data != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      l_num_comp = p_j2k->m_private_image->numcomps;
  
      if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
          opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(p_header_data, &l_nb_comp,
                     2);                           /* Ncbd */
      p_header_data += 2;
  
      if (l_nb_comp != l_num_comp) {
          opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
          return OPJ_FALSE;
      }
  
      l_comp = p_j2k->m_private_image->comps;
      for (i = 0; i < l_num_comp; ++i) {
          opj_read_bytes(p_header_data, &l_comp_def,
                         1);                  /* Component bit depth */
          ++p_header_data;
          l_comp->sgnd = (l_comp_def >> 7) & 1;
          l_comp->prec = (l_comp_def & 0x7f) + 1;
  
          if (l_comp->prec > 31) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
                            i, l_comp->prec);
              return OPJ_FALSE;
          }
          ++l_comp;
      }
  
      return OPJ_TRUE;
  }
  
  /* ----------------------------------------------------------------------- */
  /* J2K / JPT decoder interface                                             */
  /* ----------------------------------------------------------------------- */
  
  void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
  {
      if (j2k && parameters) {
          j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
          j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
  
          j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
  #ifdef USE_JPWL
          j2k->m_cp.correct = parameters->jpwl_correct;
          j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
          j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
  #endif /* USE_JPWL */
      }
  }
  
  OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
  {
      if (opj_has_thread_support()) {
          opj_thread_pool_destroy(j2k->m_tp);
          j2k->m_tp = NULL;
          if (num_threads <= (OPJ_UINT32)INT_MAX) {
              j2k->m_tp = opj_thread_pool_create((int)num_threads);
          }
          if (j2k->m_tp == NULL) {
              j2k->m_tp = opj_thread_pool_create(0);
              return OPJ_FALSE;
          }
          return OPJ_TRUE;
      }
      return OPJ_FALSE;
  }
  
  static int opj_j2k_get_default_thread_count()
  {
      const char* num_threads = getenv("OPJ_NUM_THREADS");
      if (num_threads == NULL || !opj_has_thread_support()) {
          return 0;
      }
      if (strcmp(num_threads, "ALL_CPUS") == 0) {
          return opj_get_num_cpus();
      }
      return atoi(num_threads);
  }
  
  /* ----------------------------------------------------------------------- */
  /* J2K encoder interface                                                       */
  /* ----------------------------------------------------------------------- */
  
  opj_j2k_t* opj_j2k_create_compress(void)
  {
      opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
      if (!l_j2k) {
          return NULL;
      }
  
  
      l_j2k->m_is_decoder = 0;
      l_j2k->m_cp.m_is_decoder = 0;
  
      l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
                  OPJ_J2K_DEFAULT_HEADER_SIZE);
      if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
          opj_j2k_destroy(l_j2k);
          return NULL;
      }
  
      l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
          OPJ_J2K_DEFAULT_HEADER_SIZE;
  
      /* validation list creation*/
      l_j2k->m_validation_list = opj_procedure_list_create();
      if (! l_j2k->m_validation_list) {
          opj_j2k_destroy(l_j2k);
          return NULL;
      }
  
      /* execution list creation*/
      l_j2k->m_procedure_list = opj_procedure_list_create();
      if (! l_j2k->m_procedure_list) {
          opj_j2k_destroy(l_j2k);
          return NULL;
      }
  
      l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
      if (!l_j2k->m_tp) {
          l_j2k->m_tp = opj_thread_pool_create(0);
      }
      if (!l_j2k->m_tp) {
          opj_j2k_destroy(l_j2k);
          return NULL;
      }
  
      return l_j2k;
  }
  
  static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
  {
      POC[0].tile  = 1;
      POC[0].resno0  = 0;
      POC[0].compno0 = 0;
      POC[0].layno1  = 1;
      POC[0].resno1  = (OPJ_UINT32)(numres - 1);
      POC[0].compno1 = 3;
      POC[0].prg1 = OPJ_CPRL;
      POC[1].tile  = 1;
      POC[1].resno0  = (OPJ_UINT32)(numres - 1);
      POC[1].compno0 = 0;
      POC[1].layno1  = 1;
      POC[1].resno1  = (OPJ_UINT32)numres;
      POC[1].compno1 = 3;
      POC[1].prg1 = OPJ_CPRL;
      return 2;
  }
  
  static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
          opj_image_t *image, opj_event_mgr_t *p_manager)
  {
      /* Configure cinema parameters */
      int i;
  
      /* No tiling */
      parameters->tile_size_on = OPJ_FALSE;
      parameters->cp_tdx = 1;
      parameters->cp_tdy = 1;
  
      /* One tile part for each component */
      parameters->tp_flag = 'C';
      parameters->tp_on = 1;
  
      /* Tile and Image shall be at (0,0) */
      parameters->cp_tx0 = 0;
      parameters->cp_ty0 = 0;
      parameters->image_offset_x0 = 0;
      parameters->image_offset_y0 = 0;
  
      /* Codeblock size= 32*32 */
      parameters->cblockw_init = 32;
      parameters->cblockh_init = 32;
  
      /* Codeblock style: no mode switch enabled */
      parameters->mode = 0;
  
      /* No ROI */
      parameters->roi_compno = -1;
  
      /* No subsampling */
      parameters->subsampling_dx = 1;
      parameters->subsampling_dy = 1;
  
      /* 9-7 transform */
      parameters->irreversible = 1;
  
      /* Number of layers */
      if (parameters->tcp_numlayers > 1) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
                        "1 single quality layer"
                        "-> Number of layers forced to 1 (rather than %d)\n"
                        "-> Rate of the last layer (%3.1f) will be used",
                        parameters->tcp_numlayers,
                        parameters->tcp_rates[parameters->tcp_numlayers - 1]);
          parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
          parameters->tcp_numlayers = 1;
      }
  
      /* Resolution levels */
      switch (parameters->rsiz) {
      case OPJ_PROFILE_CINEMA_2K:
          if (parameters->numresolution > 6) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
                            "Number of decomposition levels <= 5\n"
                            "-> Number of decomposition levels forced to 5 (rather than %d)\n",
                            parameters->numresolution + 1);
              parameters->numresolution = 6;
          }
          break;
      case OPJ_PROFILE_CINEMA_4K:
          if (parameters->numresolution < 2) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
                            "Number of decomposition levels >= 1 && <= 6\n"
                            "-> Number of decomposition levels forced to 1 (rather than %d)\n",
                            parameters->numresolution + 1);
              parameters->numresolution = 1;
          } else if (parameters->numresolution > 7) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
                            "Number of decomposition levels >= 1 && <= 6\n"
                            "-> Number of decomposition levels forced to 6 (rather than %d)\n",
                            parameters->numresolution + 1);
              parameters->numresolution = 7;
          }
          break;
      default :
          break;
      }
  
      /* Precincts */
      parameters->csty |= 0x01;
      parameters->res_spec = parameters->numresolution - 1;
      for (i = 0; i < parameters->res_spec; i++) {
          parameters->prcw_init[i] = 256;
          parameters->prch_init[i] = 256;
      }
  
      /* The progression order shall be CPRL */
      parameters->prog_order = OPJ_CPRL;
  
      /* Progression order changes for 4K, disallowed for 2K */
      if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
          parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
                                parameters->numresolution);
      } else {
          parameters->numpocs = 0;
      }
  
      /* Limited bit-rate */
      parameters->cp_disto_alloc = 1;
      if (parameters->max_cs_size <= 0) {
          /* No rate has been introduced, 24 fps is assumed */
          parameters->max_cs_size = OPJ_CINEMA_24_CS;
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
                        "Maximum 1302083 compressed bytes @ 24fps\n"
                        "As no rate has been given, this limit will be used.\n");
      } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
                        "Maximum 1302083 compressed bytes @ 24fps\n"
                        "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
          parameters->max_cs_size = OPJ_CINEMA_24_CS;
      }
  
      if (parameters->max_comp_size <= 0) {
          /* No rate has been introduced, 24 fps is assumed */
          parameters->max_comp_size = OPJ_CINEMA_24_COMP;
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
                        "Maximum 1041666 compressed bytes @ 24fps\n"
                        "As no rate has been given, this limit will be used.\n");
      } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
                        "Maximum 1041666 compressed bytes @ 24fps\n"
                        "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
          parameters->max_comp_size = OPJ_CINEMA_24_COMP;
      }
  
      parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
                                 image->comps[0].h * image->comps[0].prec) /
                                 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
                                         image->comps[0].dy);
  
  }
  
  static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
          opj_event_mgr_t *p_manager)
  {
      OPJ_UINT32 i;
  
      /* Number of components */
      if (image->numcomps != 3) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
                        "3 components"
                        "-> Number of components of input image (%d) is not compliant\n"
                        "-> Non-profile-3 codestream will be generated\n",
                        image->numcomps);
          return OPJ_FALSE;
      }
  
      /* Bitdepth */
      for (i = 0; i < image->numcomps; i++) {
          if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
              char signed_str[] = "signed";
              char unsigned_str[] = "unsigned";
              char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
                            "Precision of each component shall be 12 bits unsigned"
                            "-> At least component %d of input image (%d bits, %s) is not compliant\n"
                            "-> Non-profile-3 codestream will be generated\n",
                            i, image->comps[i].bpp, tmp_str);
              return OPJ_FALSE;
          }
      }
  
      /* Image size */
      switch (rsiz) {
      case OPJ_PROFILE_CINEMA_2K:
          if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
                            "width <= 2048 and height <= 1080\n"
                            "-> Input image size %d x %d is not compliant\n"
                            "-> Non-profile-3 codestream will be generated\n",
                            image->comps[0].w, image->comps[0].h);
              return OPJ_FALSE;
          }
          break;
      case OPJ_PROFILE_CINEMA_4K:
          if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
                            "width <= 4096 and height <= 2160\n"
                            "-> Image size %d x %d is not compliant\n"
                            "-> Non-profile-4 codestream will be generated\n",
                            image->comps[0].w, image->comps[0].h);
              return OPJ_FALSE;
          }
          break;
      default :
          break;
      }
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                                 opj_cparameters_t *parameters,
                                 opj_image_t *image,
                                 opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i, j, tileno, numpocs_tile;
      opj_cp_t *cp = 00;
  
      if (!p_j2k || !parameters || ! image) {
          return OPJ_FALSE;
      }
  
      if ((parameters->numresolution <= 0) ||
              (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Invalid number of resolutions : %d not in range [1,%d]\n",
                        parameters->numresolution, OPJ_J2K_MAXRLVLS);
          return OPJ_FALSE;
      }
  
      /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
      cp = &(p_j2k->m_cp);
  
      /* set default values for cp */
      cp->tw = 1;
      cp->th = 1;
  
      /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
      if (parameters->rsiz ==
              OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
          OPJ_BOOL deprecated_used = OPJ_FALSE;
          switch (parameters->cp_cinema) {
          case OPJ_CINEMA2K_24:
              parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
              parameters->max_cs_size = OPJ_CINEMA_24_CS;
              parameters->max_comp_size = OPJ_CINEMA_24_COMP;
              deprecated_used = OPJ_TRUE;
              break;
          case OPJ_CINEMA2K_48:
              parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
              parameters->max_cs_size = OPJ_CINEMA_48_CS;
              parameters->max_comp_size = OPJ_CINEMA_48_COMP;
              deprecated_used = OPJ_TRUE;
              break;
          case OPJ_CINEMA4K_24:
              parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
              parameters->max_cs_size = OPJ_CINEMA_24_CS;
              parameters->max_comp_size = OPJ_CINEMA_24_COMP;
              deprecated_used = OPJ_TRUE;
              break;
          case OPJ_OFF:
          default:
              break;
          }
          switch (parameters->cp_rsiz) {
          case OPJ_CINEMA2K:
              parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
              deprecated_used = OPJ_TRUE;
              break;
          case OPJ_CINEMA4K:
              parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
              deprecated_used = OPJ_TRUE;
              break;
          case OPJ_MCT:
              parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
              deprecated_used = OPJ_TRUE;
          case OPJ_STD_RSIZ:
          default:
              break;
          }
          if (deprecated_used) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "Deprecated fields cp_cinema or cp_rsiz are used\n"
                            "Please consider using only the rsiz field\n"
                            "See openjpeg.h documentation for more details\n");
          }
      }
  
      /* see if max_codestream_size does limit input rate */
      if (parameters->max_cs_size <= 0) {
          if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
              OPJ_FLOAT32 temp_size;
              temp_size = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
                                        image->comps[0].h * image->comps[0].prec) /
                          (parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
                           (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
              parameters->max_cs_size = (int) floor(temp_size);
          } else {
              parameters->max_cs_size = 0;
          }
      } else {
          OPJ_FLOAT32 temp_rate;
          OPJ_BOOL cap = OPJ_FALSE;
          temp_rate = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
                                    image->comps[0].h * image->comps[0].prec) /
                      (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
                                    image->comps[0].dy);
          for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
              if (parameters->tcp_rates[i] < temp_rate) {
                  parameters->tcp_rates[i] = temp_rate;
                  cap = OPJ_TRUE;
              }
          }
          if (cap) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "The desired maximum codestream size has limited\n"
                            "at least one of the desired quality layers\n");
          }
      }
  
      /* Manage profiles and applications and set RSIZ */
      /* set cinema parameters if required */
      if (OPJ_IS_CINEMA(parameters->rsiz)) {
          if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
                  || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
              parameters->rsiz = OPJ_PROFILE_NONE;
          } else {
              opj_j2k_set_cinema_parameters(parameters, image, p_manager);
              if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
                  parameters->rsiz = OPJ_PROFILE_NONE;
              }
          }
      } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Long Term Storage profile not yet supported\n");
          parameters->rsiz = OPJ_PROFILE_NONE;
      } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 Broadcast profiles not yet supported\n");
          parameters->rsiz = OPJ_PROFILE_NONE;
      } else if (OPJ_IS_IMF(parameters->rsiz)) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "JPEG 2000 IMF profiles not yet supported\n");
          parameters->rsiz = OPJ_PROFILE_NONE;
      } else if (OPJ_IS_PART2(parameters->rsiz)) {
          if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "JPEG 2000 Part-2 profile defined\n"
                            "but no Part-2 extension enabled.\n"
                            "Profile set to NONE.\n");
              parameters->rsiz = OPJ_PROFILE_NONE;
          } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "Unsupported Part-2 extension enabled\n"
                            "Profile set to NONE.\n");
              parameters->rsiz = OPJ_PROFILE_NONE;
          }
      }
  
      /*
      copy user encoding parameters
      */
      cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
              parameters->max_comp_size;
      cp->rsiz = parameters->rsiz;
      cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
              parameters->cp_disto_alloc & 1u;
      cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
              parameters->cp_fixed_alloc & 1u;
      cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
              parameters->cp_fixed_quality & 1u;
  
      /* mod fixed_quality */
      if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
          size_t array_size = (size_t)parameters->tcp_numlayers *
                              (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
          cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
          if (!cp->m_specific_param.m_enc.m_matrice) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to allocate copy of user encoding parameters matrix \n");
              return OPJ_FALSE;
          }
          memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
                 array_size);
      }
  
      /* tiles */
      cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
      cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
  
      /* tile offset */
      cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
      cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
  
      /* comment string */
      if (parameters->cp_comment) {
          cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
          if (!cp->comment) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to allocate copy of comment string\n");
              return OPJ_FALSE;
          }
          strcpy(cp->comment, parameters->cp_comment);
      } else {
          /* Create default comment for codestream */
          const char comment[] = "Created by OpenJPEG version ";
          const size_t clen = strlen(comment);
          const char *version = opj_version();
  
          /* UniPG>> */
  #ifdef USE_JPWL
          cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
          if (!cp->comment) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to allocate comment string\n");
              return OPJ_FALSE;
          }
          sprintf(cp->comment, "%s%s with JPWL", comment, version);
  #else
          cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
          if (!cp->comment) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to allocate comment string\n");
              return OPJ_FALSE;
          }
          sprintf(cp->comment, "%s%s", comment, version);
  #endif
          /* <<UniPG */
      }
  
      /*
      calculate other encoding parameters
      */
  
      if (parameters->tile_size_on) {
          cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
                                               (OPJ_INT32)cp->tdx);
          cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
                                               (OPJ_INT32)cp->tdy);
      } else {
          cp->tdx = image->x1 - cp->tx0;
          cp->tdy = image->y1 - cp->ty0;
      }
  
      if (parameters->tp_on) {
          cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
          cp->m_specific_param.m_enc.m_tp_on = 1;
      }
  
  #ifdef USE_JPWL
      /*
      calculate JPWL encoding parameters
      */
  
      if (parameters->jpwl_epc_on) {
          OPJ_INT32 i;
  
          /* set JPWL on */
          cp->epc_on = OPJ_TRUE;
          cp->info_on = OPJ_FALSE; /* no informative technique */
  
          /* set EPB on */
          if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
              cp->epb_on = OPJ_TRUE;
  
              cp->hprot_MH = parameters->jpwl_hprot_MH;
              for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
                  cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
                  cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
              }
              /* if tile specs are not specified, copy MH specs */
              if (cp->hprot_TPH[0] == -1) {
                  cp->hprot_TPH_tileno[0] = 0;
                  cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
              }
              for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
                  cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
                  cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
                  cp->pprot[i] = parameters->jpwl_pprot[i];
              }
          }
  
          /* set ESD writing */
          if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
              cp->esd_on = OPJ_TRUE;
  
              cp->sens_size = parameters->jpwl_sens_size;
              cp->sens_addr = parameters->jpwl_sens_addr;
              cp->sens_range = parameters->jpwl_sens_range;
  
              cp->sens_MH = parameters->jpwl_sens_MH;
              for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
                  cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
                  cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
              }
          }
  
          /* always set RED writing to false: we are at the encoder */
          cp->red_on = OPJ_FALSE;
  
      } else {
          cp->epc_on = OPJ_FALSE;
      }
  #endif /* USE_JPWL */
  
      /* initialize the mutiple tiles */
      /* ---------------------------- */
      cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
      if (!cp->tcps) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Not enough memory to allocate tile coding parameters\n");
          return OPJ_FALSE;
      }
      if (parameters->numpocs) {
          /* initialisation of POC */
          opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
                                (OPJ_UINT32)parameters->numresolution, image->numcomps,
                                (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
          /* TODO MSD use the return value*/
      }
  
      for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
          opj_tcp_t *tcp = &cp->tcps[tileno];
          tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
  
          for (j = 0; j < tcp->numlayers; j++) {
              if (OPJ_IS_CINEMA(cp->rsiz)) {
                  if (cp->m_specific_param.m_enc.m_fixed_quality) {
                      tcp->distoratio[j] = parameters->tcp_distoratio[j];
                  }
                  tcp->rates[j] = parameters->tcp_rates[j];
              } else {
                  if (cp->m_specific_param.m_enc.m_fixed_quality) {       /* add fixed_quality */
                      tcp->distoratio[j] = parameters->tcp_distoratio[j];
                  } else {
                      tcp->rates[j] = parameters->tcp_rates[j];
                  }
              }
          }
  
          tcp->csty = (OPJ_UINT32)parameters->csty;
          tcp->prg = parameters->prog_order;
          tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
  
          numpocs_tile = 0;
          tcp->POC = 0;
  
          if (parameters->numpocs) {
              /* initialisation of POC */
              tcp->POC = 1;
              for (i = 0; i < parameters->numpocs; i++) {
                  if (tileno + 1 == parameters->POC[i].tile)  {
                      opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
  
                      tcp_poc->resno0         = parameters->POC[numpocs_tile].resno0;
                      tcp_poc->compno0        = parameters->POC[numpocs_tile].compno0;
                      tcp_poc->layno1         = parameters->POC[numpocs_tile].layno1;
                      tcp_poc->resno1         = parameters->POC[numpocs_tile].resno1;
                      tcp_poc->compno1        = parameters->POC[numpocs_tile].compno1;
                      tcp_poc->prg1           = parameters->POC[numpocs_tile].prg1;
                      tcp_poc->tile           = parameters->POC[numpocs_tile].tile;
  
                      numpocs_tile++;
                  }
              }
  
              tcp->numpocs = numpocs_tile - 1 ;
          } else {
              tcp->numpocs = 0;
          }
  
          tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
          if (!tcp->tccps) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Not enough memory to allocate tile component coding parameters\n");
              return OPJ_FALSE;
          }
          if (parameters->mct_data) {
  
              OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
                                        OPJ_FLOAT32);
              OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
              OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
                                                     lMctSize);
  
              if (!lTmpBuf) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Not enough memory to allocate temp buffer\n");
                  return OPJ_FALSE;
              }
  
              tcp->mct = 2;
              tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
              if (! tcp->m_mct_coding_matrix) {
                  opj_free(lTmpBuf);
                  lTmpBuf = NULL;
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Not enough memory to allocate encoder MCT coding matrix \n");
                  return OPJ_FALSE;
              }
              memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
              memcpy(lTmpBuf, parameters->mct_data, lMctSize);
  
              tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
              if (! tcp->m_mct_decoding_matrix) {
                  opj_free(lTmpBuf);
                  lTmpBuf = NULL;
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Not enough memory to allocate encoder MCT decoding matrix \n");
                  return OPJ_FALSE;
              }
              if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
                                         image->numcomps) == OPJ_FALSE) {
                  opj_free(lTmpBuf);
                  lTmpBuf = NULL;
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Failed to inverse encoder MCT decoding matrix \n");
                  return OPJ_FALSE;
              }
  
              tcp->mct_norms = (OPJ_FLOAT64*)
                               opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
              if (! tcp->mct_norms) {
                  opj_free(lTmpBuf);
                  lTmpBuf = NULL;
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Not enough memory to allocate encoder MCT norms \n");
                  return OPJ_FALSE;
              }
              opj_calculate_norms(tcp->mct_norms, image->numcomps,
                                  tcp->m_mct_decoding_matrix);
              opj_free(lTmpBuf);
  
              for (i = 0; i < image->numcomps; i++) {
                  opj_tccp_t *tccp = &tcp->tccps[i];
                  tccp->m_dc_level_shift = l_dc_shift[i];
              }
  
              if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
                  /* free will be handled by opj_j2k_destroy */
                  opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
                  return OPJ_FALSE;
              }
          } else {
              if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
                  if ((image->comps[0].dx != image->comps[1].dx) ||
                          (image->comps[0].dx != image->comps[2].dx) ||
                          (image->comps[0].dy != image->comps[1].dy) ||
                          (image->comps[0].dy != image->comps[2].dy)) {
                      opj_event_msg(p_manager, EVT_WARNING,
                                    "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
                      tcp->mct = 0;
                  }
              }
              for (i = 0; i < image->numcomps; i++) {
                  opj_tccp_t *tccp = &tcp->tccps[i];
                  opj_image_comp_t * l_comp = &(image->comps[i]);
  
                  if (! l_comp->sgnd) {
                      tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
                  }
              }
          }
  
          for (i = 0; i < image->numcomps; i++) {
              opj_tccp_t *tccp = &tcp->tccps[i];
  
              tccp->csty = parameters->csty &
                           0x01;   /* 0 => one precinct || 1 => custom precinct  */
              tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
              tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
              tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
              tccp->cblksty = (OPJ_UINT32)parameters->mode;
              tccp->qmfbid = parameters->irreversible ? 0 : 1;
              tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
                             J2K_CCP_QNTSTY_NOQNT;
              tccp->numgbits = 2;
  
              if ((OPJ_INT32)i == parameters->roi_compno) {
                  tccp->roishift = parameters->roi_shift;
              } else {
                  tccp->roishift = 0;
              }
  
              if (parameters->csty & J2K_CCP_CSTY_PRT) {
                  OPJ_INT32 p = 0, it_res;
                  assert(tccp->numresolutions > 0);
                  for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
                      if (p < parameters->res_spec) {
  
                          if (parameters->prcw_init[p] < 1) {
                              tccp->prcw[it_res] = 1;
                          } else {
                              tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
                          }
  
                          if (parameters->prch_init[p] < 1) {
                              tccp->prch[it_res] = 1;
                          } else {
                              tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
                          }
  
                      } else {
                          OPJ_INT32 res_spec = parameters->res_spec;
                          OPJ_INT32 size_prcw = 0;
                          OPJ_INT32 size_prch = 0;
  
                          assert(res_spec > 0); /* issue 189 */
                          size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
                          size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
  
  
                          if (size_prcw < 1) {
                              tccp->prcw[it_res] = 1;
                          } else {
                              tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
                          }
  
                          if (size_prch < 1) {
                              tccp->prch[it_res] = 1;
                          } else {
                              tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
                          }
                      }
                      p++;
                      /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
                  }       /*end for*/
              } else {
                  for (j = 0; j < tccp->numresolutions; j++) {
                      tccp->prcw[j] = 15;
                      tccp->prch[j] = 15;
                  }
              }
  
              opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
          }
      }
  
      if (parameters->mct_data) {
          opj_free(parameters->mct_data);
          parameters->mct_data = 00;
      }
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
                                       OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
  {
      assert(cstr_index != 00);
  
      /* expand the list? */
      if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
          opj_marker_info_t *new_marker;
          cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
                                                cstr_index->maxmarknum);
          new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
                       cstr_index->maxmarknum * sizeof(opj_marker_info_t));
          if (! new_marker) {
              opj_free(cstr_index->marker);
              cstr_index->marker = NULL;
              cstr_index->maxmarknum = 0;
              cstr_index->marknum = 0;
              /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
              return OPJ_FALSE;
          }
          cstr_index->marker = new_marker;
      }
  
      /* add the marker */
      cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
      cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
      cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
      cstr_index->marknum++;
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
                                       opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
                                       OPJ_UINT32 len)
  {
      assert(cstr_index != 00);
      assert(cstr_index->tile_index != 00);
  
      /* expand the list? */
      if ((cstr_index->tile_index[tileno].marknum + 1) >
              cstr_index->tile_index[tileno].maxmarknum) {
          opj_marker_info_t *new_marker;
          cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
                  (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
          new_marker = (opj_marker_info_t *) opj_realloc(
                           cstr_index->tile_index[tileno].marker,
                           cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
          if (! new_marker) {
              opj_free(cstr_index->tile_index[tileno].marker);
              cstr_index->tile_index[tileno].marker = NULL;
              cstr_index->tile_index[tileno].maxmarknum = 0;
              cstr_index->tile_index[tileno].marknum = 0;
              /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
              return OPJ_FALSE;
          }
          cstr_index->tile_index[tileno].marker = new_marker;
      }
  
      /* add the marker */
      cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
          = (OPJ_UINT16)type;
      cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
          = (OPJ_INT32)pos;
      cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
          = (OPJ_INT32)len;
      cstr_index->tile_index[tileno].marknum++;
  
      if (type == J2K_MS_SOT) {
          OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
  
          if (cstr_index->tile_index[tileno].tp_index) {
              cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
          }
  
      }
      return OPJ_TRUE;
  }
  
  /*
   * -----------------------------------------------------------------------
   * -----------------------------------------------------------------------
   * -----------------------------------------------------------------------
   */
  
  OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
                                  opj_stream_private_t *p_stream,
                                  opj_event_mgr_t * p_manager
                                 )
  {
      (void)p_j2k;
      (void)p_stream;
      (void)p_manager;
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
                               opj_j2k_t* p_j2k,
                               opj_image_t** p_image,
                               opj_event_mgr_t* p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      /* create an empty image header */
      p_j2k->m_private_image = opj_image_create0();
      if (! p_j2k->m_private_image) {
          return OPJ_FALSE;
      }
  
      /* customization of the validation */
      if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
          opj_image_destroy(p_j2k->m_private_image);
          p_j2k->m_private_image = NULL;
          return OPJ_FALSE;
      }
  
      /* validation of the parameters codec */
      if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
          opj_image_destroy(p_j2k->m_private_image);
          p_j2k->m_private_image = NULL;
          return OPJ_FALSE;
      }
  
      /* customization of the encoding */
      if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
          opj_image_destroy(p_j2k->m_private_image);
          p_j2k->m_private_image = NULL;
          return OPJ_FALSE;
      }
  
      /* read header */
      if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
          opj_image_destroy(p_j2k->m_private_image);
          p_j2k->m_private_image = NULL;
          return OPJ_FALSE;
      }
  
      *p_image = opj_image_create0();
      if (!(*p_image)) {
          return OPJ_FALSE;
      }
  
      /* Copy codestream image information to the output image */
      opj_copy_image_header(p_j2k->m_private_image, *p_image);
  
      /*Allocate and initialize some elements of codestrem index*/
      if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager)
  {
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* DEVELOPER CORNER, add your custom procedures */
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager))  {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager)
  {
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
                                             (opj_procedure)opj_j2k_build_decoder, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
                                             (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* DEVELOPER CORNER, add your custom validation procedure */
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
                                         opj_stream_private_t *p_stream,
                                         opj_event_mgr_t * p_manager)
  {
      OPJ_BOOL l_is_valid = OPJ_TRUE;
      OPJ_UINT32 i, j;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_stream);
      OPJ_UNUSED(p_manager);
  
      if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
          OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
          opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
  
          for (i = 0; i < l_nb_tiles; ++i) {
              if (l_tcp->mct == 2) {
                  opj_tccp_t * l_tccp = l_tcp->tccps;
                  l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
  
                  for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
                      l_is_valid &= !(l_tccp->qmfbid & 1);
                      ++l_tccp;
                  }
              }
              ++l_tcp;
          }
      }
  
      return l_is_valid;
  }
  
  OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
  {
      OPJ_UINT32 i;
      OPJ_UINT32 l_indix = 1;
      opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
      opj_simple_mcc_decorrelation_data_t * l_mcc_data;
      OPJ_UINT32 l_mct_size, l_nb_elem;
      OPJ_FLOAT32 * l_data, * l_current_data;
      opj_tccp_t * l_tccp;
  
      /* preconditions */
      assert(p_tcp != 00);
  
      if (p_tcp->mct != 2) {
          return OPJ_TRUE;
      }
  
      if (p_tcp->m_mct_decoding_matrix) {
          if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
              opj_mct_data_t *new_mct_records;
              p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  
              new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
                                p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
              if (! new_mct_records) {
                  opj_free(p_tcp->m_mct_records);
                  p_tcp->m_mct_records = NULL;
                  p_tcp->m_nb_max_mct_records = 0;
                  p_tcp->m_nb_mct_records = 0;
                  /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
                  return OPJ_FALSE;
              }
              p_tcp->m_mct_records = new_mct_records;
              l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  
              memset(l_mct_deco_data, 0,
                     (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
                         opj_mct_data_t));
          }
          l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  
          if (l_mct_deco_data->m_data) {
              opj_free(l_mct_deco_data->m_data);
              l_mct_deco_data->m_data = 00;
          }
  
          l_mct_deco_data->m_index = l_indix++;
          l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
          l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
          l_nb_elem = p_image->numcomps * p_image->numcomps;
          l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
          l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
  
          if (! l_mct_deco_data->m_data) {
              return OPJ_FALSE;
          }
  
          j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
              p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
  
          l_mct_deco_data->m_data_size = l_mct_size;
          ++p_tcp->m_nb_mct_records;
      }
  
      if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
          opj_mct_data_t *new_mct_records;
          p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
          new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
                            p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
          if (! new_mct_records) {
              opj_free(p_tcp->m_mct_records);
              p_tcp->m_mct_records = NULL;
              p_tcp->m_nb_max_mct_records = 0;
              p_tcp->m_nb_mct_records = 0;
              /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
              return OPJ_FALSE;
          }
          p_tcp->m_mct_records = new_mct_records;
          l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  
          memset(l_mct_offset_data, 0,
                 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
                     opj_mct_data_t));
  
          if (l_mct_deco_data) {
              l_mct_deco_data = l_mct_offset_data - 1;
          }
      }
  
      l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  
      if (l_mct_offset_data->m_data) {
          opj_free(l_mct_offset_data->m_data);
          l_mct_offset_data->m_data = 00;
      }
  
      l_mct_offset_data->m_index = l_indix++;
      l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
      l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
      l_nb_elem = p_image->numcomps;
      l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
      l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
  
      if (! l_mct_offset_data->m_data) {
          return OPJ_FALSE;
      }
  
      l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
      if (! l_data) {
          opj_free(l_mct_offset_data->m_data);
          l_mct_offset_data->m_data = 00;
          return OPJ_FALSE;
      }
  
      l_tccp = p_tcp->tccps;
      l_current_data = l_data;
  
      for (i = 0; i < l_nb_elem; ++i) {
          *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
          ++l_tccp;
      }
  
      j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
              l_mct_offset_data->m_data, l_nb_elem);
  
      opj_free(l_data);
  
      l_mct_offset_data->m_data_size = l_mct_size;
  
      ++p_tcp->m_nb_mct_records;
  
      if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
          opj_simple_mcc_decorrelation_data_t *new_mcc_records;
          p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
          new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
                                p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
                                    opj_simple_mcc_decorrelation_data_t));
          if (! new_mcc_records) {
              opj_free(p_tcp->m_mcc_records);
              p_tcp->m_mcc_records = NULL;
              p_tcp->m_nb_max_mcc_records = 0;
              p_tcp->m_nb_mcc_records = 0;
              /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
              return OPJ_FALSE;
          }
          p_tcp->m_mcc_records = new_mcc_records;
          l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
          memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
                 sizeof(opj_simple_mcc_decorrelation_data_t));
  
      }
  
      l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
      l_mcc_data->m_decorrelation_array = l_mct_deco_data;
      l_mcc_data->m_is_irreversible = 1;
      l_mcc_data->m_nb_comps = p_image->numcomps;
      l_mcc_data->m_index = l_indix++;
      l_mcc_data->m_offset_array = l_mct_offset_data;
      ++p_tcp->m_nb_mcc_records;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager)
  {
      /* add here initialization of cp
         copy paste of setup_decoder */
      (void)p_j2k;
      (void)p_stream;
      (void)p_manager;
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager)
  {
      /* add here initialization of cp
         copy paste of setup_encoder */
      (void)p_j2k;
      (void)p_stream;
      (void)p_manager;
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager)
  {
      OPJ_BOOL l_is_valid = OPJ_TRUE;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_stream);
  
      /* STATE checking */
      /* make sure the state is at 0 */
      l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
  
      /* POINTER validation */
      /* make sure a p_j2k codec is present */
      l_is_valid &= (p_j2k->m_procedure_list != 00);
      /* make sure a validation list is present */
      l_is_valid &= (p_j2k->m_validation_list != 00);
  
      /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
      /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
      /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
      if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
              (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Number of resolutions is too high in comparison to the size of tiles\n");
          return OPJ_FALSE;
      }
  
      if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
                                           (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Number of resolutions is too high in comparison to the size of tiles\n");
          return OPJ_FALSE;
      }
  
      if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
                                           (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Number of resolutions is too high in comparison to the size of tiles\n");
          return OPJ_FALSE;
      }
  
      /* PARAMETER VALIDATION */
      return l_is_valid;
  }
  
  static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager
                                             )
  {
      OPJ_BOOL l_is_valid = OPJ_TRUE;
  
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_stream);
      OPJ_UNUSED(p_manager);
  
      /* STATE checking */
      /* make sure the state is at 0 */
  #ifdef TODO_MSD
      l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
  #endif
      l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
  
      /* POINTER validation */
      /* make sure a p_j2k codec is present */
      /* make sure a procedure list is present */
      l_is_valid &= (p_j2k->m_procedure_list != 00);
      /* make sure a validation list is present */
      l_is_valid &= (p_j2k->m_validation_list != 00);
  
      /* PARAMETER VALIDATION */
      return l_is_valid;
  }
  
  static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 l_current_marker;
      OPJ_UINT32 l_marker_size;
      const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
      OPJ_BOOL l_has_siz = 0;
      OPJ_BOOL l_has_cod = 0;
      OPJ_BOOL l_has_qcd = 0;
  
      /* preconditions */
      assert(p_stream != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      /*  We enter in the main header */
      p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
  
      /* Try to read the SOC marker, the codestream must begin with SOC marker */
      if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
          return OPJ_FALSE;
      }
  
      /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
      if (opj_stream_read_data(p_stream,
                               p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
          opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
          return OPJ_FALSE;
      }
  
      /* Read 2 bytes as the new marker ID */
      opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
                     &l_current_marker, 2);
  
      /* Try to read until the SOT is detected */
      while (l_current_marker != J2K_MS_SOT) {
  
          /* Check if the current marker ID is valid */
          if (l_current_marker < 0xff00) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
              return OPJ_FALSE;
          }
  
          /* Get the marker handler from the marker ID */
          l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  
          /* Manage case where marker is unknown */
          if (l_marker_handler->id == J2K_MS_UNK) {
              if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Unknow marker have been detected and generated error.\n");
                  return OPJ_FALSE;
              }
  
              if (l_current_marker == J2K_MS_SOT) {
                  break;    /* SOT marker is detected main header is completely read */
              } else { /* Get the marker handler from the marker ID */
                  l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
              }
          }
  
          if (l_marker_handler->id == J2K_MS_SIZ) {
              /* Mark required SIZ marker as found */
              l_has_siz = 1;
          }
          if (l_marker_handler->id == J2K_MS_COD) {
              /* Mark required COD marker as found */
              l_has_cod = 1;
          }
          if (l_marker_handler->id == J2K_MS_QCD) {
              /* Mark required QCD marker as found */
              l_has_qcd = 1;
          }
  
          /* Check if the marker is known and if it is the right place to find it */
          if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Marker is not compliant with its position\n");
              return OPJ_FALSE;
          }
  
          /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
          if (opj_stream_read_data(p_stream,
                                   p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          /* read 2 bytes as the marker size */
          opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
                         2);
          if (l_marker_size < 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
              return OPJ_FALSE;
          }
          l_marker_size -= 2; /* Subtract the size of the marker ID already read */
  
          /* Check if the marker size is compatible with the header data size */
          if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
              OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
                                              p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
              if (! new_header_data) {
                  opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
                  p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
                  p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
                  opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
                  return OPJ_FALSE;
              }
              p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
              p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
          }
  
          /* Try to read the rest of the marker segment from stream and copy them into the buffer */
          if (opj_stream_read_data(p_stream,
                                   p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
                                   p_manager) != l_marker_size) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          /* Read the marker segment with the correct marker handler */
          if (!(*(l_marker_handler->handler))(p_j2k,
                                              p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Marker handler function failed to read the marker segment\n");
              return OPJ_FALSE;
          }
  
          /* Add the marker to the codestream index*/
          if (OPJ_FALSE == opj_j2k_add_mhmarker(
                      p_j2k->cstr_index,
                      l_marker_handler->id,
                      (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
                      l_marker_size + 4)) {
              opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
              return OPJ_FALSE;
          }
  
          /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
          if (opj_stream_read_data(p_stream,
                                   p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          /* read 2 bytes as the new marker ID */
          opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
                         &l_current_marker, 2);
      }
  
      if (l_has_siz == 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "required SIZ marker not found in main header\n");
          return OPJ_FALSE;
      }
      if (l_has_cod == 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "required COD marker not found in main header\n");
          return OPJ_FALSE;
      }
      if (l_has_qcd == 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "required QCD marker not found in main header\n");
          return OPJ_FALSE;
      }
  
      if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
          return OPJ_FALSE;
      }
  
      opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
  
      /* Position of the last element if the main header */
      p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
  
      /* Next step: read a tile-part header */
      p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
                               opj_procedure_list_t * p_procedure_list,
                               opj_stream_private_t *p_stream,
                               opj_event_mgr_t * p_manager)
  {
      OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
                               opj_event_mgr_t *) = 00;
      OPJ_BOOL l_result = OPJ_TRUE;
      OPJ_UINT32 l_nb_proc, i;
  
      /* preconditions*/
      assert(p_procedure_list != 00);
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
      l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
                                  opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
  
      for (i = 0; i < l_nb_proc; ++i) {
          l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
          ++l_procedure;
      }
  
      /* and clear the procedure list at the end.*/
      opj_procedure_list_clear(p_procedure_list);
      return l_result;
  }
  
  /* FIXME DOC*/
  static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager
                                                         )
  {
      opj_tcp_t * l_tcp = 00;
      opj_tcp_t * l_default_tcp = 00;
      OPJ_UINT32 l_nb_tiles;
      OPJ_UINT32 i, j;
      opj_tccp_t *l_current_tccp = 00;
      OPJ_UINT32 l_tccp_size;
      OPJ_UINT32 l_mct_size;
      opj_image_t * l_image;
      OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
      opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
      opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
      OPJ_UINT32 l_offset;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_stream);
  
      l_image = p_j2k->m_private_image;
      l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
      l_tcp = p_j2k->m_cp.tcps;
      l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
      l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
      l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
                       OPJ_FLOAT32);
  
      /* For each tile */
      for (i = 0; i < l_nb_tiles; ++i) {
          /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
          l_current_tccp = l_tcp->tccps;
          /*Copy default coding parameters into the current tile coding parameters*/
          memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
          /* Initialize some values of the current tile coding parameters*/
          l_tcp->cod = 0;
          l_tcp->ppt = 0;
          l_tcp->ppt_data = 00;
          l_tcp->m_current_tile_part_number = -1;
          /* Remove memory not owned by this tile in case of early error return. */
          l_tcp->m_mct_decoding_matrix = 00;
          l_tcp->m_nb_max_mct_records = 0;
          l_tcp->m_mct_records = 00;
          l_tcp->m_nb_max_mcc_records = 0;
          l_tcp->m_mcc_records = 00;
          /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
          l_tcp->tccps = l_current_tccp;
  
          /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
          if (l_default_tcp->m_mct_decoding_matrix) {
              l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
              if (! l_tcp->m_mct_decoding_matrix) {
                  return OPJ_FALSE;
              }
              memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
                     l_mct_size);
          }
  
          /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
          l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
                                   opj_mct_data_t);
          l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
          if (! l_tcp->m_mct_records) {
              return OPJ_FALSE;
          }
          memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
  
          /* Copy the mct record data from dflt_tile_cp to the current tile*/
          l_src_mct_rec = l_default_tcp->m_mct_records;
          l_dest_mct_rec = l_tcp->m_mct_records;
  
          for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
  
              if (l_src_mct_rec->m_data) {
  
                  l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
                  if (! l_dest_mct_rec->m_data) {
                      return OPJ_FALSE;
                  }
                  memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
                         l_src_mct_rec->m_data_size);
              }
  
              ++l_src_mct_rec;
              ++l_dest_mct_rec;
              /* Update with each pass to free exactly what has been allocated on early return. */
              l_tcp->m_nb_max_mct_records += 1;
          }
  
          /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
          l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
                                   opj_simple_mcc_decorrelation_data_t);
          l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
                                     l_mcc_records_size);
          if (! l_tcp->m_mcc_records) {
              return OPJ_FALSE;
          }
          memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
          l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
  
          /* Copy the mcc record data from dflt_tile_cp to the current tile*/
          l_src_mcc_rec = l_default_tcp->m_mcc_records;
          l_dest_mcc_rec = l_tcp->m_mcc_records;
  
          for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
  
              if (l_src_mcc_rec->m_decorrelation_array) {
                  l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
                                          l_default_tcp->m_mct_records);
                  l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
              }
  
              if (l_src_mcc_rec->m_offset_array) {
                  l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
                                          l_default_tcp->m_mct_records);
                  l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
              }
  
              ++l_src_mcc_rec;
              ++l_dest_mcc_rec;
          }
  
          /* Copy all the dflt_tile_compo_cp to the current tile cp */
          memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
  
          /* Move to next tile cp*/
          ++l_tcp;
      }
  
      /* Create the current tile decoder*/
      p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
      if (! p_j2k->m_tcd) {
          return OPJ_FALSE;
      }
  
      if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
          opj_tcd_destroy(p_j2k->m_tcd);
          p_j2k->m_tcd = 00;
          opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
      OPJ_UINT32 p_id)
  {
      const opj_dec_memory_marker_handler_t *e;
      for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
          if (e->id == p_id) {
              break; /* we find a handler corresponding to the marker ID*/
          }
      }
      return e;
  }
  
  void opj_j2k_destroy(opj_j2k_t *p_j2k)
  {
      if (p_j2k == 00) {
          return;
      }
  
      if (p_j2k->m_is_decoder) {
  
          if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
              opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
              opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
              p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
          }
  
          if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
              opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
              p_j2k->m_specific_param.m_decoder.m_header_data = 00;
              p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
          }
      } else {
  
          if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
              p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
          }
  
          if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
              p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
              p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
          }
  
          if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
              opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
              p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
              p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
          }
      }
  
      opj_tcd_destroy(p_j2k->m_tcd);
  
      opj_j2k_cp_destroy(&(p_j2k->m_cp));
      memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
  
      opj_procedure_list_destroy(p_j2k->m_procedure_list);
      p_j2k->m_procedure_list = 00;
  
      opj_procedure_list_destroy(p_j2k->m_validation_list);
      p_j2k->m_procedure_list = 00;
  
      j2k_destroy_cstr_index(p_j2k->cstr_index);
      p_j2k->cstr_index = NULL;
  
      opj_image_destroy(p_j2k->m_private_image);
      p_j2k->m_private_image = NULL;
  
      opj_image_destroy(p_j2k->m_output_image);
      p_j2k->m_output_image = NULL;
  
      opj_thread_pool_destroy(p_j2k->m_tp);
      p_j2k->m_tp = NULL;
  
      opj_free(p_j2k);
  }
  
  void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
  {
      if (p_cstr_ind) {
  
          if (p_cstr_ind->marker) {
              opj_free(p_cstr_ind->marker);
              p_cstr_ind->marker = NULL;
          }
  
          if (p_cstr_ind->tile_index) {
              OPJ_UINT32 it_tile = 0;
  
              for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
  
                  if (p_cstr_ind->tile_index[it_tile].packet_index) {
                      opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
                      p_cstr_ind->tile_index[it_tile].packet_index = NULL;
                  }
  
                  if (p_cstr_ind->tile_index[it_tile].tp_index) {
                      opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
                      p_cstr_ind->tile_index[it_tile].tp_index = NULL;
                  }
  
                  if (p_cstr_ind->tile_index[it_tile].marker) {
                      opj_free(p_cstr_ind->tile_index[it_tile].marker);
                      p_cstr_ind->tile_index[it_tile].marker = NULL;
  
                  }
              }
  
              opj_free(p_cstr_ind->tile_index);
              p_cstr_ind->tile_index = NULL;
          }
  
          opj_free(p_cstr_ind);
      }
  }
  
  static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
  {
      if (p_tcp == 00) {
          return;
      }
  
      if (p_tcp->ppt_markers != 00) {
          OPJ_UINT32 i;
          for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
              if (p_tcp->ppt_markers[i].m_data != NULL) {
                  opj_free(p_tcp->ppt_markers[i].m_data);
              }
          }
          p_tcp->ppt_markers_count = 0U;
          opj_free(p_tcp->ppt_markers);
          p_tcp->ppt_markers = NULL;
      }
  
      if (p_tcp->ppt_buffer != 00) {
          opj_free(p_tcp->ppt_buffer);
          p_tcp->ppt_buffer = 00;
      }
  
      if (p_tcp->tccps != 00) {
          opj_free(p_tcp->tccps);
          p_tcp->tccps = 00;
      }
  
      if (p_tcp->m_mct_coding_matrix != 00) {
          opj_free(p_tcp->m_mct_coding_matrix);
          p_tcp->m_mct_coding_matrix = 00;
      }
  
      if (p_tcp->m_mct_decoding_matrix != 00) {
          opj_free(p_tcp->m_mct_decoding_matrix);
          p_tcp->m_mct_decoding_matrix = 00;
      }
  
      if (p_tcp->m_mcc_records) {
          opj_free(p_tcp->m_mcc_records);
          p_tcp->m_mcc_records = 00;
          p_tcp->m_nb_max_mcc_records = 0;
          p_tcp->m_nb_mcc_records = 0;
      }
  
      if (p_tcp->m_mct_records) {
          opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
          OPJ_UINT32 i;
  
          for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
              if (l_mct_data->m_data) {
                  opj_free(l_mct_data->m_data);
                  l_mct_data->m_data = 00;
              }
  
              ++l_mct_data;
          }
  
          opj_free(p_tcp->m_mct_records);
          p_tcp->m_mct_records = 00;
      }
  
      if (p_tcp->mct_norms != 00) {
          opj_free(p_tcp->mct_norms);
          p_tcp->mct_norms = 00;
      }
  
      opj_j2k_tcp_data_destroy(p_tcp);
  
  }
  
  static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
  {
      if (p_tcp->m_data) {
          opj_free(p_tcp->m_data);
          p_tcp->m_data = NULL;
          p_tcp->m_data_size = 0;
      }
  }
  
  static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
  {
      OPJ_UINT32 l_nb_tiles;
      opj_tcp_t * l_current_tile = 00;
  
      if (p_cp == 00) {
          return;
      }
      if (p_cp->tcps != 00) {
          OPJ_UINT32 i;
          l_current_tile = p_cp->tcps;
          l_nb_tiles = p_cp->th * p_cp->tw;
  
          for (i = 0U; i < l_nb_tiles; ++i) {
              opj_j2k_tcp_destroy(l_current_tile);
              ++l_current_tile;
          }
          opj_free(p_cp->tcps);
          p_cp->tcps = 00;
      }
      if (p_cp->ppm_markers != 00) {
          OPJ_UINT32 i;
          for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
              if (p_cp->ppm_markers[i].m_data != NULL) {
                  opj_free(p_cp->ppm_markers[i].m_data);
              }
          }
          p_cp->ppm_markers_count = 0U;
          opj_free(p_cp->ppm_markers);
          p_cp->ppm_markers = NULL;
      }
      opj_free(p_cp->ppm_buffer);
      p_cp->ppm_buffer = 00;
      p_cp->ppm_data =
          NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
      opj_free(p_cp->comment);
      p_cp->comment = 00;
      if (! p_cp->m_is_decoder) {
          opj_free(p_cp->m_specific_param.m_enc.m_matrice);
          p_cp->m_specific_param.m_enc.m_matrice = 00;
      }
  }
  
  static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
          *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
          opj_event_mgr_t * p_manager)
  {
      OPJ_BYTE   l_header_data[10];
      OPJ_OFF_T  l_stream_pos_backup;
      OPJ_UINT32 l_current_marker;
      OPJ_UINT32 l_marker_size;
      OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
  
      /* initialize to no correction needed */
      *p_correction_needed = OPJ_FALSE;
  
      if (!opj_stream_has_seek(p_stream)) {
          /* We can't do much in this case, seek is needed */
          return OPJ_TRUE;
      }
  
      l_stream_pos_backup = opj_stream_tell(p_stream);
      if (l_stream_pos_backup == -1) {
          /* let's do nothing */
          return OPJ_TRUE;
      }
  
      for (;;) {
          /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
          if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
              /* assume all is OK */
              if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
                  return OPJ_FALSE;
              }
              return OPJ_TRUE;
          }
  
          /* Read 2 bytes from buffer as the new marker ID */
          opj_read_bytes(l_header_data, &l_current_marker, 2);
  
          if (l_current_marker != J2K_MS_SOT) {
              /* assume all is OK */
              if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
                  return OPJ_FALSE;
              }
              return OPJ_TRUE;
          }
  
          /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
          if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          /* Read 2 bytes from the buffer as the marker size */
          opj_read_bytes(l_header_data, &l_marker_size, 2);
  
          /* Check marker size for SOT Marker */
          if (l_marker_size != 10) {
              opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
              return OPJ_FALSE;
          }
          l_marker_size -= 2;
  
          if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
                                   p_manager) != l_marker_size) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
                                       &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
              return OPJ_FALSE;
          }
  
          if (l_tile_no == tile_no) {
              /* we found what we were looking for */
              break;
          }
  
          if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
              /* last SOT until EOC or invalid Psot value */
              /* assume all is OK */
              if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
                  return OPJ_FALSE;
              }
              return OPJ_TRUE;
          }
          l_tot_len -= 12U;
          /* look for next SOT marker */
          if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
                              p_manager) != (OPJ_OFF_T)(l_tot_len)) {
              /* assume all is OK */
              if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
                  return OPJ_FALSE;
              }
              return OPJ_TRUE;
          }
      }
  
      /* check for correction */
      if (l_current_part == l_num_parts) {
          *p_correction_needed = OPJ_TRUE;
      }
  
      if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
          return OPJ_FALSE;
      }
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
                                    OPJ_UINT32 * p_tile_index,
                                    OPJ_UINT32 * p_data_size,
                                    OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
                                    OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
                                    OPJ_UINT32 * p_nb_comps,
                                    OPJ_BOOL * p_go_on,
                                    opj_stream_private_t *p_stream,
                                    opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 l_current_marker = J2K_MS_SOT;
      OPJ_UINT32 l_marker_size;
      const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
      opj_tcp_t * l_tcp = NULL;
  
      /* preconditions */
      assert(p_stream != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      /* Reach the End Of Codestream ?*/
      if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
          l_current_marker = J2K_MS_EOC;
      }
      /* We need to encounter a SOT marker (a new tile-part header) */
      else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
          return OPJ_FALSE;
      }
  
      /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
      while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
              (l_current_marker != J2K_MS_EOC)) {
  
          /* Try to read until the Start Of Data is detected */
          while (l_current_marker != J2K_MS_SOD) {
  
              if (opj_stream_get_number_byte_left(p_stream) == 0) {
                  p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
                  break;
              }
  
              /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
              if (opj_stream_read_data(p_stream,
                                       p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
                  opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
                  return OPJ_FALSE;
              }
  
              /* Read 2 bytes from the buffer as the marker size */
              opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
                             2);
  
              /* Check marker size (does not include marker ID but includes marker size) */
              if (l_marker_size < 2) {
                  opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
                  return OPJ_FALSE;
              }
  
              /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
              if (l_current_marker == 0x8080 &&
                      opj_stream_get_number_byte_left(p_stream) == 0) {
                  p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
                  break;
              }
  
              /* Why this condition? FIXME */
              if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
                  p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
              }
              l_marker_size -= 2; /* Subtract the size of the marker ID already read */
  
              /* Get the marker handler from the marker ID */
              l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  
              /* Check if the marker is known and if it is the right place to find it */
              if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Marker is not compliant with its position\n");
                  return OPJ_FALSE;
              }
              /* FIXME manage case of unknown marker as in the main header ? */
  
              /* Check if the marker size is compatible with the header data size */
              if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
                  OPJ_BYTE *new_header_data = NULL;
                  /* If we are here, this means we consider this marker as known & we will read it */
                  /* Check enough bytes left in stream before allocation */
                  if ((OPJ_OFF_T)l_marker_size >  opj_stream_get_number_byte_left(p_stream)) {
                      opj_event_msg(p_manager, EVT_ERROR,
                                    "Marker size inconsistent with stream length\n");
                      return OPJ_FALSE;
                  }
                  new_header_data = (OPJ_BYTE *) opj_realloc(
                                        p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
                  if (! new_header_data) {
                      opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
                      p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
                      p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
                      opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
                      return OPJ_FALSE;
                  }
                  p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
                  p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
              }
  
              /* Try to read the rest of the marker segment from stream and copy them into the buffer */
              if (opj_stream_read_data(p_stream,
                                       p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
                                       p_manager) != l_marker_size) {
                  opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
                  return OPJ_FALSE;
              }
  
              if (!l_marker_handler->handler) {
                  /* See issue #175 */
                  opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
                  return OPJ_FALSE;
              }
              /* Read the marker segment with the correct marker handler */
              if (!(*(l_marker_handler->handler))(p_j2k,
                                                  p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Fail to read the current marker segment (%#x)\n", l_current_marker);
                  return OPJ_FALSE;
              }
  
              /* Add the marker to the codestream index*/
              if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
                                                    p_j2k->cstr_index,
                                                    l_marker_handler->id,
                                                    (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
                                                    l_marker_size + 4)) {
                  opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
                  return OPJ_FALSE;
              }
  
              /* Keep the position of the last SOT marker read */
              if (l_marker_handler->id == J2K_MS_SOT) {
                  OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
                                       ;
                  if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
                      p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
                  }
              }
  
              if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
                  /* Skip the rest of the tile part header*/
                  if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
                                      p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
                      opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
                      return OPJ_FALSE;
                  }
                  l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
              } else {
                  /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
                  if (opj_stream_read_data(p_stream,
                                           p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
                      opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
                      return OPJ_FALSE;
                  }
                  /* Read 2 bytes from the buffer as the new marker ID */
                  opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
                                 &l_current_marker, 2);
              }
          }
          if (opj_stream_get_number_byte_left(p_stream) == 0
                  && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
              break;
          }
  
          /* If we didn't skip data before, we need to read the SOD marker*/
          if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
              /* Try to read the SOD marker and skip data ? FIXME */
              if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
                  return OPJ_FALSE;
              }
              if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
                      !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
                  /* Issue 254 */
                  OPJ_BOOL l_correction_needed;
  
                  p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
                  if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
                          p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
                      opj_event_msg(p_manager, EVT_ERROR,
                                    "opj_j2k_apply_nb_tile_parts_correction error\n");
                      return OPJ_FALSE;
                  }
                  if (l_correction_needed) {
                      OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
                      OPJ_UINT32 l_tile_no;
  
                      p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
                      p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
                      /* correct tiles */
                      for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
                          if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
                              p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
                          }
                      }
                      opj_event_msg(p_manager, EVT_WARNING,
                                    "Non conformant codestream TPsot==TNsot.\n");
                  }
              }
              if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
                  /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
                  if (opj_stream_read_data(p_stream,
                                           p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
                      opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
                      return OPJ_FALSE;
                  }
  
                  /* Read 2 bytes from buffer as the new marker ID */
                  opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
                                 &l_current_marker, 2);
              }
          } else {
              /* Indicate we will try to read a new tile-part header*/
              p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
              p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
              p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  
              /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
              if (opj_stream_read_data(p_stream,
                                       p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
                  opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
                  return OPJ_FALSE;
              }
  
              /* Read 2 bytes from buffer as the new marker ID */
              opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
                             &l_current_marker, 2);
          }
      }
  
      /* Current marker is the EOC marker ?*/
      if (l_current_marker == J2K_MS_EOC) {
          p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
      }
  
      /* FIXME DOC ???*/
      if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
          OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
          l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
  
          while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
              ++p_j2k->m_current_tile_number;
              ++l_tcp;
          }
  
          if (p_j2k->m_current_tile_number == l_nb_tiles) {
              *p_go_on = OPJ_FALSE;
              return OPJ_TRUE;
          }
      }
  
      if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
                              p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
          return OPJ_FALSE;
      }
      /*FIXME ???*/
      if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
                                     p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
          return OPJ_FALSE;
      }
  
      opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
                    p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
  
      *p_tile_index = p_j2k->m_current_tile_number;
      *p_go_on = OPJ_TRUE;
      *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
      if (*p_data_size == UINT_MAX) {
          return OPJ_FALSE;
      }
      *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
      *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
      *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
      *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
      *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
  
      p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
                               OPJ_UINT32 p_tile_index,
                               OPJ_BYTE * p_data,
                               OPJ_UINT32 p_data_size,
                               opj_stream_private_t *p_stream,
                               opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 l_current_marker;
      OPJ_BYTE l_data [2];
      opj_tcp_t * l_tcp;
  
      /* preconditions */
      assert(p_stream != 00);
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
              || (p_tile_index != p_j2k->m_current_tile_number)) {
          return OPJ_FALSE;
      }
  
      l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
      if (! l_tcp->m_data) {
          opj_j2k_tcp_destroy(l_tcp);
          return OPJ_FALSE;
      }
  
      if (! opj_tcd_decode_tile(p_j2k->m_tcd,
                                l_tcp->m_data,
                                l_tcp->m_data_size,
                                p_tile_index,
                                p_j2k->cstr_index, p_manager)) {
          opj_j2k_tcp_destroy(l_tcp);
          p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
          opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
          return OPJ_FALSE;
      }
  
      /* p_data can be set to NULL when the call will take care of using */
      /* itself the TCD data. This is typically the case for whole single */
      /* tile decoding optimization. */
      if (p_data != NULL) {
          if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
              return OPJ_FALSE;
          }
  
          /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
          * we destroy just the data which will be re-read in read_tile_header*/
          /*opj_j2k_tcp_destroy(l_tcp);
          p_j2k->m_tcd->tcp = 0;*/
          opj_j2k_tcp_data_destroy(l_tcp);
      }
  
      p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
      p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
  
      if (opj_stream_get_number_byte_left(p_stream) == 0
              && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
          return OPJ_TRUE;
      }
  
      if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
          if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
              return OPJ_FALSE;
          }
  
          opj_read_bytes(l_data, &l_current_marker, 2);
  
          if (l_current_marker == J2K_MS_EOC) {
              p_j2k->m_current_tile_number = 0;
              p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
          } else if (l_current_marker != J2K_MS_SOT) {
              if (opj_stream_get_number_byte_left(p_stream) == 0) {
                  p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
                  opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
                  return OPJ_TRUE;
              }
              opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
              return OPJ_FALSE;
          }
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
          opj_image_t* p_output_image)
  {
      OPJ_UINT32 i, j, k = 0;
      OPJ_UINT32 l_width_src, l_height_src;
      OPJ_UINT32 l_width_dest, l_height_dest;
      OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
      OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
      OPJ_UINT32 l_start_x_dest, l_start_y_dest;
      OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
      OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
  
      opj_image_comp_t * l_img_comp_src = 00;
      opj_image_comp_t * l_img_comp_dest = 00;
  
      opj_tcd_tilecomp_t * l_tilec = 00;
      opj_image_t * l_image_src = 00;
      OPJ_UINT32 l_size_comp, l_remaining;
      OPJ_INT32 * l_dest_ptr;
      opj_tcd_resolution_t* l_res = 00;
  
      l_tilec = p_tcd->tcd_image->tiles->comps;
      l_image_src = p_tcd->image;
      l_img_comp_src = l_image_src->comps;
  
      l_img_comp_dest = p_output_image->comps;
  
      for (i = 0; i < l_image_src->numcomps; i++) {
  
          /* Allocate output component buffer if necessary */
          if (!l_img_comp_dest->data) {
              OPJ_SIZE_T l_width = l_img_comp_dest->w;
              OPJ_SIZE_T l_height = l_img_comp_dest->h;
  
              if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
                      l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
                  /* would overflow */
                  return OPJ_FALSE;
              }
              l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
                                      sizeof(OPJ_INT32));
              if (! l_img_comp_dest->data) {
                  return OPJ_FALSE;
              }
              /* Do we really need this memset ? */
              memset(l_img_comp_dest->data, 0, l_width * l_height * sizeof(OPJ_INT32));
          }
  
          /* Copy info from decoded comp image to output image */
          l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
  
          /*-----*/
          /* Compute the precision of the output buffer */
          l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
          l_remaining = l_img_comp_src->prec & 7;  /* (%8) */
          l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
  
          if (l_remaining) {
              ++l_size_comp;
          }
  
          if (l_size_comp == 3) {
              l_size_comp = 4;
          }
          /*-----*/
  
          /* Current tile component size*/
          /*if (i == 0) {
          fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
                          l_res->x0, l_res->x1, l_res->y0, l_res->y1);
          }*/
  
          l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
          l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
  
          /* Border of the current output component*/
          l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
          l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
          l_x1_dest = l_x0_dest +
                      l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
          l_y1_dest = l_y0_dest + l_img_comp_dest->h;
  
          /*if (i == 0) {
          fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
                          l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
          }*/
  
          /*-----*/
          /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
           * of the input buffer (decoded tile component) which will be move
           * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
           * l_start_y_dest, l_width_dest, l_height_dest)  which will be modified
           * by this input area.
           * */
          assert(l_res->x0 >= 0);
          assert(l_res->x1 >= 0);
          if (l_x0_dest < (OPJ_UINT32)l_res->x0) {
              l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
              l_offset_x0_src = 0;
  
              if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
                  l_width_dest = l_width_src;
                  l_offset_x1_src = 0;
              } else {
                  l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
                  l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
              }
          } else {
              l_start_x_dest = 0U;
              l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
  
              if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
                  l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
                  l_offset_x1_src = 0;
              } else {
                  l_width_dest = l_img_comp_dest->w ;
                  l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
              }
          }
  
          if (l_y0_dest < (OPJ_UINT32)l_res->y0) {
              l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
              l_offset_y0_src = 0;
  
              if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
                  l_height_dest = l_height_src;
                  l_offset_y1_src = 0;
              } else {
                  l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
                  l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
              }
          } else {
              l_start_y_dest = 0U;
              l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
  
              if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
                  l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
                  l_offset_y1_src = 0;
              } else {
                  l_height_dest = l_img_comp_dest->h ;
                  l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
              }
          }
  
          if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
                  (l_offset_y1_src < 0)) {
              return OPJ_FALSE;
          }
          /* testcase 2977.pdf.asan.67.2198 */
          if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
              return OPJ_FALSE;
          }
          /*-----*/
  
          /* Compute the input buffer offset */
          l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
                               * (OPJ_SIZE_T)l_width_src;
          l_line_offset_src  = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
          l_end_offset_src   = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src -
                               (OPJ_SIZE_T)l_offset_x0_src;
  
          /* Compute the output buffer offset */
          l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
                                * (OPJ_SIZE_T)l_img_comp_dest->w;
          l_line_offset_dest  = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
  
          /* Move the output buffer to the first place where we will write*/
          l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
  
          /*if (i == 0) {
                  fprintf(stdout, "COMPO[%d]:\n",i);
                  fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
                                  "\t tile offset:%d, %d, %d, %d\n"
                                  "\t buffer offset: %d; %d, %d\n",
                                  l_res->x0, l_res->y0, l_width_src, l_height_src,
                                  l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
                                  l_start_offset_src, l_line_offset_src, l_end_offset_src);
  
                  fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
                                  "\t start offset: %d, line offset= %d\n",
                                  l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
          }*/
  
          switch (l_size_comp) {
          case 1: {
              OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
              l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
  
              if (l_img_comp_src->sgnd) {
                  for (j = 0 ; j < l_height_dest ; ++j) {
                      for (k = 0 ; k < l_width_dest ; ++k) {
                          *(l_dest_ptr++) = (OPJ_INT32)(*
                                                        (l_src_ptr++));  /* Copy only the data needed for the output image */
                      }
  
                      l_dest_ptr +=
                          l_line_offset_dest; /* Move to the next place where we will write */
                      l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
                  }
              } else {
                  for (j = 0 ; j < l_height_dest ; ++j) {
                      for (k = 0 ; k < l_width_dest ; ++k) {
                          *(l_dest_ptr++) = (OPJ_INT32)((*(l_src_ptr++)) & 0xff);
                      }
  
                      l_dest_ptr += l_line_offset_dest;
                      l_src_ptr += l_line_offset_src;
                  }
              }
  
              l_src_ptr +=
                  l_end_offset_src; /* Move to the end of this component-part of the input buffer */
              p_data = (OPJ_BYTE*)
                       l_src_ptr; /* Keep the current position for the next component-part */
          }
          break;
          case 2: {
              OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
              l_src_ptr += l_start_offset_src;
  
              if (l_img_comp_src->sgnd) {
                  for (j = 0; j < l_height_dest; ++j) {
                      for (k = 0; k < l_width_dest; ++k) {
                          OPJ_INT16 val;
                          memcpy(&val, l_src_ptr, sizeof(val));
                          l_src_ptr ++;
                          *(l_dest_ptr++) = val;
                      }
  
                      l_dest_ptr += l_line_offset_dest;
                      l_src_ptr += l_line_offset_src ;
                  }
              } else {
                  for (j = 0; j < l_height_dest; ++j) {
                      for (k = 0; k < l_width_dest; ++k) {
                          OPJ_INT16 val;
                          memcpy(&val, l_src_ptr, sizeof(val));
                          l_src_ptr ++;
                          *(l_dest_ptr++) = val & 0xffff;
                      }
  
                      l_dest_ptr += l_line_offset_dest;
                      l_src_ptr += l_line_offset_src ;
                  }
              }
  
              l_src_ptr += l_end_offset_src;
              p_data = (OPJ_BYTE*) l_src_ptr;
          }
          break;
          case 4: {
              OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
              l_src_ptr += l_start_offset_src;
  
              for (j = 0; j < l_height_dest; ++j) {
                  memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
                  l_dest_ptr += l_width_dest + l_line_offset_dest;
                  l_src_ptr += l_width_dest + l_line_offset_src ;
              }
  
              l_src_ptr += l_end_offset_src;
              p_data = (OPJ_BYTE*) l_src_ptr;
          }
          break;
          }
  
          ++l_img_comp_dest;
          ++l_img_comp_src;
          ++l_tilec;
      }
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
                                   opj_image_t* p_image,
                                   OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
                                   OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
                                   opj_event_mgr_t * p_manager)
  {
      opj_cp_t * l_cp = &(p_j2k->m_cp);
      opj_image_t * l_image = p_j2k->m_private_image;
  
      OPJ_UINT32 it_comp;
      OPJ_INT32 l_comp_x1, l_comp_y1;
      opj_image_comp_t* l_img_comp = NULL;
  
      /* Check if we are read the main header */
      if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Need to decode the main header before begin to decode the remaining codestream");
          return OPJ_FALSE;
      }
  
      if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
          opj_event_msg(p_manager, EVT_INFO,
                        "No decoded area parameters, set the decoded area to the whole image\n");
  
          p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
          p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
          p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
          p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  
          return OPJ_TRUE;
      }
  
      /* ----- */
      /* Check if the positions provided by the user are correct */
  
      /* Left */
      if (p_start_x < 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
                        p_start_x);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
                        p_start_x, l_image->x1);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
                        p_start_x, l_image->x0);
          p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
          p_image->x0 = l_image->x0;
      } else {
          p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
                  l_cp->tx0) / l_cp->tdx;
          p_image->x0 = (OPJ_UINT32)p_start_x;
      }
  
      /* Up */
      if (p_start_x < 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
                        p_start_y);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
                        p_start_y, l_image->y1);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
                        p_start_y, l_image->y0);
          p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
          p_image->y0 = l_image->y0;
      } else {
          p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
                  l_cp->ty0) / l_cp->tdy;
          p_image->y0 = (OPJ_UINT32)p_start_y;
      }
  
      /* Right */
      if (p_end_x <= 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Right position of the decoded area (region_x1=%d) should be > 0.\n",
                        p_end_x);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
                        p_end_x, l_image->x0);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
                        p_end_x, l_image->x1);
          p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
          p_image->x1 = l_image->x1;
      } else {
          p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
                      p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
          p_image->x1 = (OPJ_UINT32)p_end_x;
      }
  
      /* Bottom */
      if (p_end_y <= 0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
                        p_end_y);
          return OPJ_FALSE;
      } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
                        p_end_y, l_image->y0);
          return OPJ_FALSE;
      }
      if ((OPJ_UINT32)p_end_y > l_image->y1) {
          opj_event_msg(p_manager, EVT_WARNING,
                        "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
                        p_end_y, l_image->y1);
          p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
          p_image->y1 = l_image->y1;
      } else {
          p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
                      p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
          p_image->y1 = (OPJ_UINT32)p_end_y;
      }
      /* ----- */
  
      p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
  
      l_img_comp = p_image->comps;
      for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
          OPJ_INT32 l_h, l_w;
  
          l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
                           (OPJ_INT32)l_img_comp->dx);
          l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
                           (OPJ_INT32)l_img_comp->dy);
          l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
          l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
  
          l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
                - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
          if (l_w < 0) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
                            it_comp, l_w);
              return OPJ_FALSE;
          }
          l_img_comp->w = (OPJ_UINT32)l_w;
  
          l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
                - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
          if (l_h < 0) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
                            it_comp, l_h);
              return OPJ_FALSE;
          }
          l_img_comp->h = (OPJ_UINT32)l_h;
  
          l_img_comp++;
      }
  
      opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
                    p_image->x0, p_image->y0, p_image->x1, p_image->y1);
  
      return OPJ_TRUE;
  }
  
  opj_j2k_t* opj_j2k_create_decompress(void)
  {
      opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
      if (!l_j2k) {
          return 00;
      }
  
      l_j2k->m_is_decoder = 1;
      l_j2k->m_cp.m_is_decoder = 1;
      /* in the absence of JP2 boxes, consider different bit depth / sign */
      /* per component is allowed */
      l_j2k->m_cp.allow_different_bit_depth_sign = 1;
  
  #ifdef OPJ_DISABLE_TPSOT_FIX
      l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
  #endif
  
      l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
              sizeof(opj_tcp_t));
      if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
          opj_j2k_destroy(l_j2k);
          return 00;
      }
  
      l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
              OPJ_J2K_DEFAULT_HEADER_SIZE);
      if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
          opj_j2k_destroy(l_j2k);
          return 00;
      }
  
      l_j2k->m_specific_param.m_decoder.m_header_data_size =
          OPJ_J2K_DEFAULT_HEADER_SIZE;
  
      l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
  
      l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
  
      /* codestream index creation */
      l_j2k->cstr_index = opj_j2k_create_cstr_index();
      if (!l_j2k->cstr_index) {
          opj_j2k_destroy(l_j2k);
          return 00;
      }
  
      /* validation list creation */
      l_j2k->m_validation_list = opj_procedure_list_create();
      if (! l_j2k->m_validation_list) {
          opj_j2k_destroy(l_j2k);
          return 00;
      }
  
      /* execution list creation */
      l_j2k->m_procedure_list = opj_procedure_list_create();
      if (! l_j2k->m_procedure_list) {
          opj_j2k_destroy(l_j2k);
          return 00;
      }
  
      l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
      if (!l_j2k->m_tp) {
          l_j2k->m_tp = opj_thread_pool_create(0);
      }
      if (!l_j2k->m_tp) {
          opj_j2k_destroy(l_j2k);
          return NULL;
      }
  
      return l_j2k;
  }
  
  static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
  {
      opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
                                           opj_calloc(1, sizeof(opj_codestream_index_t));
      if (!cstr_index) {
          return NULL;
      }
  
      cstr_index->maxmarknum = 100;
      cstr_index->marknum = 0;
      cstr_index->marker = (opj_marker_info_t*)
                           opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
      if (!cstr_index-> marker) {
          opj_free(cstr_index);
          return NULL;
      }
  
      cstr_index->tile_index = NULL;
  
      return cstr_index;
  }
  
  static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no,
          OPJ_UINT32 p_comp_no)
  {
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp = &l_tcp->tccps[p_comp_no];
  
      /* preconditions again */
      assert(p_tile_no < (l_cp->tw * l_cp->th));
      assert(p_comp_no < p_j2k->m_private_image->numcomps);
  
      if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
          return 5 + l_tccp->numresolutions;
      } else {
          return 5;
      }
  }
  
  static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  {
      OPJ_UINT32 i;
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
      opj_tccp_t *l_tccp0 = NULL;
      opj_tccp_t *l_tccp1 = NULL;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp0 = &l_tcp->tccps[p_first_comp_no];
      l_tccp1 = &l_tcp->tccps[p_second_comp_no];
  
      if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
          return OPJ_FALSE;
      }
      if (l_tccp0->cblkw != l_tccp1->cblkw) {
          return OPJ_FALSE;
      }
      if (l_tccp0->cblkh != l_tccp1->cblkh) {
          return OPJ_FALSE;
      }
      if (l_tccp0->cblksty != l_tccp1->cblksty) {
          return OPJ_FALSE;
      }
      if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
          return OPJ_FALSE;
      }
      if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
          return OPJ_FALSE;
      }
  
      for (i = 0U; i < l_tccp0->numresolutions; ++i) {
          if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
              return OPJ_FALSE;
          }
          if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
              return OPJ_FALSE;
          }
      }
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no,
          OPJ_UINT32 p_comp_no,
          OPJ_BYTE * p_data,
          OPJ_UINT32 * p_header_size,
          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 i;
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_header_size != 00);
      assert(p_manager != 00);
      assert(p_data != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp = &l_tcp->tccps[p_comp_no];
  
      /* preconditions again */
      assert(p_tile_no < (l_cp->tw * l_cp->th));
      assert(p_comp_no < (p_j2k->m_private_image->numcomps));
  
      if (*p_header_size < 5) {
          opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
          return OPJ_FALSE;
      }
  
      opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
      ++p_data;
  
      opj_write_bytes(p_data, l_tccp->cblkw - 2, 1);                  /* SPcoc (E) */
      ++p_data;
  
      opj_write_bytes(p_data, l_tccp->cblkh - 2, 1);                  /* SPcoc (F) */
      ++p_data;
  
      opj_write_bytes(p_data, l_tccp->cblksty,
                      1);                            /* SPcoc (G) */
      ++p_data;
  
      opj_write_bytes(p_data, l_tccp->qmfbid,
                      1);                             /* SPcoc (H) */
      ++p_data;
  
      *p_header_size = *p_header_size - 5;
  
      if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  
          if (*p_header_size < l_tccp->numresolutions) {
              opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
              return OPJ_FALSE;
          }
  
          for (i = 0; i < l_tccp->numresolutions; ++i) {
              opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
                              1);   /* SPcoc (I_i) */
              ++p_data;
          }
  
          *p_header_size = *p_header_size - l_tccp->numresolutions;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
          OPJ_UINT32 compno,
          OPJ_BYTE * p_header_data,
          OPJ_UINT32 * p_header_size,
          opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i, l_tmp;
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
      opj_tccp_t *l_tccp = NULL;
      OPJ_BYTE * l_current_ptr = NULL;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_header_data != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      /* precondition again */
      assert(compno < p_j2k->m_private_image->numcomps);
  
      l_tccp = &l_tcp->tccps[compno];
      l_current_ptr = p_header_data;
  
      /* make sure room is sufficient */
      if (*p_header_size < 5) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
                     1);              /* SPcox (D) */
      ++l_tccp->numresolutions;                                                                               /* tccp->numresolutions = read() + 1 */
      if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
                        l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
          return OPJ_FALSE;
      }
      ++l_current_ptr;
  
      /* If user wants to remove more resolutions than the codestream contains, return error */
      if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
                        "of resolutions of this component\nModify the cp_reduce parameter.\n\n",
                        compno);
          p_j2k->m_specific_param.m_decoder.m_state |=
              0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
          return OPJ_FALSE;
      }
  
      opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1);               /* SPcoc (E) */
      ++l_current_ptr;
      l_tccp->cblkw += 2;
  
      opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1);               /* SPcoc (F) */
      ++l_current_ptr;
      l_tccp->cblkh += 2;
  
      if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
              ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
          return OPJ_FALSE;
      }
  
  
      opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1);             /* SPcoc (G) */
      ++l_current_ptr;
      if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error reading SPCod SPCoc element, Invalid code-block style found\n");
          return OPJ_FALSE;
      }
  
      opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1);              /* SPcoc (H) */
      ++l_current_ptr;
  
      *p_header_size = *p_header_size - 5;
  
      /* use custom precinct size ? */
      if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
          if (*p_header_size < l_tccp->numresolutions) {
              opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
              return OPJ_FALSE;
          }
  
          for (i = 0; i < l_tccp->numresolutions; ++i) {
              opj_read_bytes(l_current_ptr, &l_tmp, 1);               /* SPcoc (I_i) */
              ++l_current_ptr;
              /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
              if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
                  opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
                  return OPJ_FALSE;
              }
              l_tccp->prcw[i] = l_tmp & 0xf;
              l_tccp->prch[i] = l_tmp >> 4;
          }
  
          *p_header_size = *p_header_size - l_tccp->numresolutions;
      } else {
          /* set default size for the precinct width and height */
          for (i = 0; i < l_tccp->numresolutions; ++i) {
              l_tccp->prcw[i] = 15;
              l_tccp->prch[i] = 15;
          }
      }
  
  #ifdef WIP_REMOVE_MSD
      /* INDEX >> */
      if (p_j2k->cstr_info && compno == 0) {
          OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
  
          p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
              l_tccp->cblkh;
          p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
              l_tccp->cblkw;
          p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
              = l_tccp->numresolutions;
          p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
              l_tccp->cblksty;
          p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
              l_tccp->qmfbid;
  
          memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
                 l_data_size);
          memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
                 l_data_size);
      }
      /* << INDEX */
  #endif
  
      return OPJ_TRUE;
  }
  
  static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
  {
      /* loop */
      OPJ_UINT32 i;
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
      opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
      OPJ_UINT32 l_prc_size;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
              ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      l_ref_tccp = &l_tcp->tccps[0];
      l_copied_tccp = l_ref_tccp + 1;
      l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
  
      for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
          l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
          l_copied_tccp->cblkw = l_ref_tccp->cblkw;
          l_copied_tccp->cblkh = l_ref_tccp->cblkh;
          l_copied_tccp->cblksty = l_ref_tccp->cblksty;
          l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
          memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
          memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
          ++l_copied_tccp;
      }
  }
  
  static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no,
          OPJ_UINT32 p_comp_no)
  {
      OPJ_UINT32 l_num_bands;
  
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp = &l_tcp->tccps[p_comp_no];
  
      /* preconditions again */
      assert(p_tile_no < l_cp->tw * l_cp->th);
      assert(p_comp_no < p_j2k->m_private_image->numcomps);
  
      l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
                    (l_tccp->numresolutions * 3 - 2);
  
      if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT)  {
          return 1 + l_num_bands;
      } else {
          return 1 + 2 * l_num_bands;
      }
  }
  
  static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
          OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  {
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
      opj_tccp_t *l_tccp0 = NULL;
      opj_tccp_t *l_tccp1 = NULL;
      OPJ_UINT32 l_band_no, l_num_bands;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp0 = &l_tcp->tccps[p_first_comp_no];
      l_tccp1 = &l_tcp->tccps[p_second_comp_no];
  
      if (l_tccp0->qntsty != l_tccp1->qntsty) {
          return OPJ_FALSE;
      }
      if (l_tccp0->numgbits != l_tccp1->numgbits) {
          return OPJ_FALSE;
      }
      if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
          l_num_bands = 1U;
      } else {
          l_num_bands = l_tccp0->numresolutions * 3U - 2U;
          if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
              return OPJ_FALSE;
          }
      }
  
      for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
          if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
              return OPJ_FALSE;
          }
      }
      if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
          for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
              if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
                  return OPJ_FALSE;
              }
          }
      }
      return OPJ_TRUE;
  }
  
  
  static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
                                          OPJ_UINT32 p_tile_no,
                                          OPJ_UINT32 p_comp_no,
                                          OPJ_BYTE * p_data,
                                          OPJ_UINT32 * p_header_size,
                                          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 l_header_size;
      OPJ_UINT32 l_band_no, l_num_bands;
      OPJ_UINT32 l_expn, l_mant;
  
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_header_size != 00);
      assert(p_manager != 00);
      assert(p_data != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = &l_cp->tcps[p_tile_no];
      l_tccp = &l_tcp->tccps[p_comp_no];
  
      /* preconditions again */
      assert(p_tile_no < l_cp->tw * l_cp->th);
      assert(p_comp_no < p_j2k->m_private_image->numcomps);
  
      l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
                    (l_tccp->numresolutions * 3 - 2);
  
      if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT)  {
          l_header_size = 1 + l_num_bands;
  
          if (*p_header_size < l_header_size) {
              opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
              return OPJ_FALSE;
          }
  
          opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
                          1);   /* Sqcx */
          ++p_data;
  
          for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
              l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
              opj_write_bytes(p_data, l_expn << 3, 1);        /* SPqcx_i */
              ++p_data;
          }
      } else {
          l_header_size = 1 + 2 * l_num_bands;
  
          if (*p_header_size < l_header_size) {
              opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
              return OPJ_FALSE;
          }
  
          opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
                          1);   /* Sqcx */
          ++p_data;
  
          for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
              l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
              l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
  
              opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2);    /* SPqcx_i */
              p_data += 2;
          }
      }
  
      *p_header_size = *p_header_size - l_header_size;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
                                         OPJ_UINT32 p_comp_no,
                                         OPJ_BYTE* p_header_data,
                                         OPJ_UINT32 * p_header_size,
                                         opj_event_mgr_t * p_manager
                                        )
  {
      /* loop*/
      OPJ_UINT32 l_band_no;
      opj_cp_t *l_cp = 00;
      opj_tcp_t *l_tcp = 00;
      opj_tccp_t *l_tccp = 00;
      OPJ_BYTE * l_current_ptr = 00;
      OPJ_UINT32 l_tmp, l_num_band;
  
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_header_data != 00);
  
      l_cp = &(p_j2k->m_cp);
      /* come from tile part header or main header ?*/
      l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
              ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      /* precondition again*/
      assert(p_comp_no <  p_j2k->m_private_image->numcomps);
  
      l_tccp = &l_tcp->tccps[p_comp_no];
      l_current_ptr = p_header_data;
  
      if (*p_header_size < 1) {
          opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
          return OPJ_FALSE;
      }
      *p_header_size -= 1;
  
      opj_read_bytes(l_current_ptr, &l_tmp, 1);                       /* Sqcx */
      ++l_current_ptr;
  
      l_tccp->qntsty = l_tmp & 0x1f;
      l_tccp->numgbits = l_tmp >> 5;
      if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
          l_num_band = 1;
      } else {
          l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
                       (*p_header_size) :
                       (*p_header_size) / 2;
  
          if (l_num_band > OPJ_J2K_MAXBANDS) {
              opj_event_msg(p_manager, EVT_WARNING,
                            "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
                            "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
                            "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
                            OPJ_J2K_MAXBANDS);
              /*return OPJ_FALSE;*/
          }
      }
  
  #ifdef USE_JPWL
      if (l_cp->correct) {
  
          /* if JPWL is on, we check whether there are too many subbands */
          if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
              opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
                            "JPWL: bad number of subbands in Sqcx (%d)\n",
                            l_num_band);
              if (!JPWL_ASSUME) {
                  opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
                  return OPJ_FALSE;
              }
              /* we try to correct */
              l_num_band = 1;
              opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
                            "- setting number of bands to %d => HYPOTHESIS!!!\n",
                            l_num_band);
          };
  
      };
  #endif /* USE_JPWL */
  
      if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
          for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
              opj_read_bytes(l_current_ptr, &l_tmp, 1);                       /* SPqcx_i */
              ++l_current_ptr;
              if (l_band_no < OPJ_J2K_MAXBANDS) {
                  l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
                  l_tccp->stepsizes[l_band_no].mant = 0;
              }
          }
          *p_header_size = *p_header_size - l_num_band;
      } else {
          for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
              opj_read_bytes(l_current_ptr, &l_tmp, 2);                       /* SPqcx_i */
              l_current_ptr += 2;
              if (l_band_no < OPJ_J2K_MAXBANDS) {
                  l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
                  l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
              }
          }
          *p_header_size = *p_header_size - 2 * l_num_band;
      }
  
      /* Add Antonin : if scalar_derived -> compute other stepsizes */
      if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
          for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
              l_tccp->stepsizes[l_band_no].expn =
                  ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
                  ?
                  (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
              l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
          }
      }
  
      return OPJ_TRUE;
  }
  
  static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
  {
      OPJ_UINT32 i;
      opj_cp_t *l_cp = NULL;
      opj_tcp_t *l_tcp = NULL;
      opj_tccp_t *l_ref_tccp = NULL;
      opj_tccp_t *l_copied_tccp = NULL;
      OPJ_UINT32 l_size;
  
      /* preconditions */
      assert(p_j2k != 00);
  
      l_cp = &(p_j2k->m_cp);
      l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
              &l_cp->tcps[p_j2k->m_current_tile_number] :
              p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      l_ref_tccp = &l_tcp->tccps[0];
      l_copied_tccp = l_ref_tccp + 1;
      l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
  
      for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
          l_copied_tccp->qntsty = l_ref_tccp->qntsty;
          l_copied_tccp->numgbits = l_ref_tccp->numgbits;
          memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
          ++l_copied_tccp;
      }
  }
  
  static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
                                     OPJ_INT32 numcomps, FILE* out_stream)
  {
      if (l_default_tile) {
          OPJ_INT32 compno;
  
          fprintf(out_stream, "\t default tile {\n");
          fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
          fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
          fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
          fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
  
          for (compno = 0; compno < numcomps; compno++) {
              opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
              OPJ_UINT32 resno;
              OPJ_INT32 bandno, numbands;
  
              /* coding style*/
              fprintf(out_stream, "\t\t comp %d {\n", compno);
              fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
              fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
              fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
              fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
              fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
              fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
  
              fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
              for (resno = 0; resno < l_tccp->numresolutions; resno++) {
                  fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
              }
              fprintf(out_stream, "\n");
  
              /* quantization style*/
              fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
              fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
              fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
              numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
                         (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
              for (bandno = 0; bandno < numbands; bandno++) {
                  fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
                          l_tccp->stepsizes[bandno].expn);
              }
              fprintf(out_stream, "\n");
  
              /* RGN value*/
              fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
  
              fprintf(out_stream, "\t\t }\n");
          } /*end of component of default tile*/
          fprintf(out_stream, "\t }\n"); /*end of default tile*/
      }
  }
  
  void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
  {
      /* Check if the flag is compatible with j2k file*/
      if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
          fprintf(out_stream, "Wrong flag\n");
          return;
      }
  
      /* Dump the image_header */
      if (flag & OPJ_IMG_INFO) {
          if (p_j2k->m_private_image) {
              j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
          }
      }
  
      /* Dump the codestream info from main header */
      if (flag & OPJ_J2K_MH_INFO) {
          if (p_j2k->m_private_image) {
              opj_j2k_dump_MH_info(p_j2k, out_stream);
          }
      }
      /* Dump all tile/codestream info */
      if (flag & OPJ_J2K_TCH_INFO) {
          OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
          OPJ_UINT32 i;
          opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
          if (p_j2k->m_private_image) {
              for (i = 0; i < l_nb_tiles; ++i) {
                  opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
                                         out_stream);
                  ++l_tcp;
              }
          }
      }
  
      /* Dump the codestream info of the current tile */
      if (flag & OPJ_J2K_TH_INFO) {
  
      }
  
      /* Dump the codestream index from main header */
      if (flag & OPJ_J2K_MH_IND) {
          opj_j2k_dump_MH_index(p_j2k, out_stream);
      }
  
      /* Dump the codestream index of the current tile */
      if (flag & OPJ_J2K_TH_IND) {
  
      }
  
  }
  
  static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
  {
      opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
      OPJ_UINT32 it_marker, it_tile, it_tile_part;
  
      fprintf(out_stream, "Codestream index from main header: {\n");
  
      fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
              "\t Main header end position=%" PRIi64 "\n",
              cstr_index->main_head_start, cstr_index->main_head_end);
  
      fprintf(out_stream, "\t Marker list: {\n");
  
      if (cstr_index->marker) {
          for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
              fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
                      cstr_index->marker[it_marker].type,
                      cstr_index->marker[it_marker].pos,
                      cstr_index->marker[it_marker].len);
          }
      }
  
      fprintf(out_stream, "\t }\n");
  
      if (cstr_index->tile_index) {
  
          /* Simple test to avoid to write empty information*/
          OPJ_UINT32 l_acc_nb_of_tile_part = 0;
          for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
              l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
          }
  
          if (l_acc_nb_of_tile_part) {
              fprintf(out_stream, "\t Tile index: {\n");
  
              for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
                  OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
  
                  fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
                          nb_of_tile_part);
  
                  if (cstr_index->tile_index[it_tile].tp_index) {
                      for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
                          fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
                                  PRIi64 ", end_pos=%" PRIi64 ".\n",
                                  it_tile_part,
                                  cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
                                  cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
                                  cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
                      }
                  }
  
                  if (cstr_index->tile_index[it_tile].marker) {
                      for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
                              it_marker++) {
                          fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
                                  cstr_index->tile_index[it_tile].marker[it_marker].type,
                                  cstr_index->tile_index[it_tile].marker[it_marker].pos,
                                  cstr_index->tile_index[it_tile].marker[it_marker].len);
                      }
                  }
              }
              fprintf(out_stream, "\t }\n");
          }
      }
  
      fprintf(out_stream, "}\n");
  
  }
  
  
  static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
  {
  
      fprintf(out_stream, "Codestream info from main header: {\n");
  
      fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
      fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
      fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
      opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
                             (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
      fprintf(out_stream, "}\n");
  }
  
  void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
                             FILE* out_stream)
  {
      char tab[2];
  
      if (dev_dump_flag) {
          fprintf(stdout, "[DEV] Dump an image_header struct {\n");
          tab[0] = '\0';
      } else {
          fprintf(out_stream, "Image info {\n");
          tab[0] = '\t';
          tab[1] = '\0';
      }
  
      fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
      fprintf(out_stream,     "%s x1=%d, y1=%d\n", tab, img_header->x1,
              img_header->y1);
      fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
  
      if (img_header->comps) {
          OPJ_UINT32 compno;
          for (compno = 0; compno < img_header->numcomps; compno++) {
              fprintf(out_stream, "%s\t component %d {\n", tab, compno);
              j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
                                         out_stream);
              fprintf(out_stream, "%s}\n", tab);
          }
      }
  
      fprintf(out_stream, "}\n");
  }
  
  void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
                                  OPJ_BOOL dev_dump_flag, FILE* out_stream)
  {
      char tab[3];
  
      if (dev_dump_flag) {
          fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
          tab[0] = '\0';
      }       else {
          tab[0] = '\t';
          tab[1] = '\t';
          tab[2] = '\0';
      }
  
      fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
      fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
      fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
  
      if (dev_dump_flag) {
          fprintf(out_stream, "}\n");
      }
  }
  
  opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
  {
      OPJ_UINT32 compno;
      OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
      opj_tcp_t *l_default_tile;
      opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
                                            sizeof(opj_codestream_info_v2_t));
      if (!cstr_info) {
          return NULL;
      }
  
      cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
  
      cstr_info->tx0 = p_j2k->m_cp.tx0;
      cstr_info->ty0 = p_j2k->m_cp.ty0;
      cstr_info->tdx = p_j2k->m_cp.tdx;
      cstr_info->tdy = p_j2k->m_cp.tdy;
      cstr_info->tw = p_j2k->m_cp.tw;
      cstr_info->th = p_j2k->m_cp.th;
  
      cstr_info->tile_info = NULL; /* Not fill from the main header*/
  
      l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
  
      cstr_info->m_default_tile_info.csty = l_default_tile->csty;
      cstr_info->m_default_tile_info.prg = l_default_tile->prg;
      cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
      cstr_info->m_default_tile_info.mct = l_default_tile->mct;
  
      cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
                  cstr_info->nbcomps, sizeof(opj_tccp_info_t));
      if (!cstr_info->m_default_tile_info.tccp_info) {
          opj_destroy_cstr_info(&cstr_info);
          return NULL;
      }
  
      for (compno = 0; compno < numcomps; compno++) {
          opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
          opj_tccp_info_t *l_tccp_info = &
                                         (cstr_info->m_default_tile_info.tccp_info[compno]);
          OPJ_INT32 bandno, numbands;
  
          /* coding style*/
          l_tccp_info->csty = l_tccp->csty;
          l_tccp_info->numresolutions = l_tccp->numresolutions;
          l_tccp_info->cblkw = l_tccp->cblkw;
          l_tccp_info->cblkh = l_tccp->cblkh;
          l_tccp_info->cblksty = l_tccp->cblksty;
          l_tccp_info->qmfbid = l_tccp->qmfbid;
          if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
              memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
              memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
          }
  
          /* quantization style*/
          l_tccp_info->qntsty = l_tccp->qntsty;
          l_tccp_info->numgbits = l_tccp->numgbits;
  
          numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
                     (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
          if (numbands < OPJ_J2K_MAXBANDS) {
              for (bandno = 0; bandno < numbands; bandno++) {
                  l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
                                                        l_tccp->stepsizes[bandno].mant;
                  l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
                                                        l_tccp->stepsizes[bandno].expn;
              }
          }
  
          /* RGN value*/
          l_tccp_info->roishift = l_tccp->roishift;
      }
  
      return cstr_info;
  }
  
  opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
  {
      opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
                                             opj_calloc(1, sizeof(opj_codestream_index_t));
      if (!l_cstr_index) {
          return NULL;
      }
  
      l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
      l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
      l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
  
      l_cstr_index->marknum = p_j2k->cstr_index->marknum;
      l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
                             sizeof(opj_marker_info_t));
      if (!l_cstr_index->marker) {
          opj_free(l_cstr_index);
          return NULL;
      }
  
      if (p_j2k->cstr_index->marker) {
          memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
                 l_cstr_index->marknum * sizeof(opj_marker_info_t));
      } else {
          opj_free(l_cstr_index->marker);
          l_cstr_index->marker = NULL;
      }
  
      l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
      l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
                                     l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
      if (!l_cstr_index->tile_index) {
          opj_free(l_cstr_index->marker);
          opj_free(l_cstr_index);
          return NULL;
      }
  
      if (!p_j2k->cstr_index->tile_index) {
          opj_free(l_cstr_index->tile_index);
          l_cstr_index->tile_index = NULL;
      } else {
          OPJ_UINT32 it_tile = 0;
          for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
  
              /* Tile Marker*/
              l_cstr_index->tile_index[it_tile].marknum =
                  p_j2k->cstr_index->tile_index[it_tile].marknum;
  
              l_cstr_index->tile_index[it_tile].marker =
                  (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
                                                 sizeof(opj_marker_info_t));
  
              if (!l_cstr_index->tile_index[it_tile].marker) {
                  OPJ_UINT32 it_tile_free;
  
                  for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
                      opj_free(l_cstr_index->tile_index[it_tile_free].marker);
                  }
  
                  opj_free(l_cstr_index->tile_index);
                  opj_free(l_cstr_index->marker);
                  opj_free(l_cstr_index);
                  return NULL;
              }
  
              if (p_j2k->cstr_index->tile_index[it_tile].marker)
                  memcpy(l_cstr_index->tile_index[it_tile].marker,
                         p_j2k->cstr_index->tile_index[it_tile].marker,
                         l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
              else {
                  opj_free(l_cstr_index->tile_index[it_tile].marker);
                  l_cstr_index->tile_index[it_tile].marker = NULL;
              }
  
              /* Tile part index*/
              l_cstr_index->tile_index[it_tile].nb_tps =
                  p_j2k->cstr_index->tile_index[it_tile].nb_tps;
  
              l_cstr_index->tile_index[it_tile].tp_index =
                  (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
                                                  opj_tp_index_t));
  
              if (!l_cstr_index->tile_index[it_tile].tp_index) {
                  OPJ_UINT32 it_tile_free;
  
                  for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
                      opj_free(l_cstr_index->tile_index[it_tile_free].marker);
                      opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
                  }
  
                  opj_free(l_cstr_index->tile_index);
                  opj_free(l_cstr_index->marker);
                  opj_free(l_cstr_index);
                  return NULL;
              }
  
              if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
                  memcpy(l_cstr_index->tile_index[it_tile].tp_index,
                         p_j2k->cstr_index->tile_index[it_tile].tp_index,
                         l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
              } else {
                  opj_free(l_cstr_index->tile_index[it_tile].tp_index);
                  l_cstr_index->tile_index[it_tile].tp_index = NULL;
              }
  
              /* Packet index (NOT USED)*/
              l_cstr_index->tile_index[it_tile].nb_packet = 0;
              l_cstr_index->tile_index[it_tile].packet_index = NULL;
  
          }
      }
  
      return l_cstr_index;
  }
  
  static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
  {
      OPJ_UINT32 it_tile = 0;
  
      p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
      p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
                                          p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
      if (!p_j2k->cstr_index->tile_index) {
          return OPJ_FALSE;
      }
  
      for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
          p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
          p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
          p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
                  opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
                             sizeof(opj_marker_info_t));
          if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
              return OPJ_FALSE;
          }
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
                                       opj_stream_private_t *p_stream,
                                       opj_event_mgr_t * p_manager)
  {
      OPJ_BOOL l_go_on = OPJ_TRUE;
      OPJ_UINT32 l_current_tile_no;
      OPJ_UINT32 l_data_size, l_max_data_size;
      OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
      OPJ_UINT32 l_nb_comps;
      OPJ_BYTE * l_current_data;
      OPJ_UINT32 nr_tiles = 0;
  
      /* Particular case for whole single tile decoding */
      /* We can avoid allocating intermediate tile buffers */
      if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
              p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
              p_j2k->m_output_image->x0 == 0 &&
              p_j2k->m_output_image->y0 == 0 &&
              p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
              p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy &&
              p_j2k->m_output_image->comps[0].factor == 0) {
          OPJ_UINT32 i;
          if (! opj_j2k_read_tile_header(p_j2k,
                                         &l_current_tile_no,
                                         &l_data_size,
                                         &l_tile_x0, &l_tile_y0,
                                         &l_tile_x1, &l_tile_y1,
                                         &l_nb_comps,
                                         &l_go_on,
                                         p_stream,
                                         p_manager)) {
              return OPJ_FALSE;
          }
  
          if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
                                    p_stream, p_manager)) {
              opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
              return OPJ_FALSE;
          }
  
          /* Transfer TCD data to output image data */
          for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
              opj_image_data_free(p_j2k->m_output_image->comps[i].data);
              p_j2k->m_output_image->comps[i].data =
                  p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
              p_j2k->m_output_image->comps[i].resno_decoded =
                  p_j2k->m_tcd->image->comps[i].resno_decoded;
              p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
          }
  
          return OPJ_TRUE;
      }
  
      l_current_data = (OPJ_BYTE*)opj_malloc(1000);
      if (! l_current_data) {
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
          return OPJ_FALSE;
      }
      l_max_data_size = 1000;
  
      for (;;) {
          if (! opj_j2k_read_tile_header(p_j2k,
                                         &l_current_tile_no,
                                         &l_data_size,
                                         &l_tile_x0, &l_tile_y0,
                                         &l_tile_x1, &l_tile_y1,
                                         &l_nb_comps,
                                         &l_go_on,
                                         p_stream,
                                         p_manager)) {
              opj_free(l_current_data);
              return OPJ_FALSE;
          }
  
          if (! l_go_on) {
              break;
          }
  
          if (l_data_size > l_max_data_size) {
              OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
                                             l_data_size);
              if (! l_new_current_data) {
                  opj_free(l_current_data);
                  opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
                                l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
                  return OPJ_FALSE;
              }
              l_current_data = l_new_current_data;
              l_max_data_size = l_data_size;
          }
  
          if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
                                    p_stream, p_manager)) {
              opj_free(l_current_data);
              opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
                            l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
              return OPJ_FALSE;
          }
          opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
                        l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  
          if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
                                          p_j2k->m_output_image)) {
              opj_free(l_current_data);
              return OPJ_FALSE;
          }
          opj_event_msg(p_manager, EVT_INFO,
                        "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
  
          if (opj_stream_get_number_byte_left(p_stream) == 0
                  && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
              break;
          }
          if (++nr_tiles ==  p_j2k->m_cp.th * p_j2k->m_cp.tw) {
              break;
          }
      }
  
      opj_free(l_current_data);
  
      return OPJ_TRUE;
  }
  
  /**
   * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
   */
  static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
                                         opj_event_mgr_t * p_manager)
  {
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
          return OPJ_FALSE;
      }
      /* DEVELOPER CORNER, add your custom procedures */
  
      return OPJ_TRUE;
  }
  
  /*
   * Read and decode one tile.
   */
  static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
                                          opj_stream_private_t *p_stream,
                                          opj_event_mgr_t * p_manager)
  {
      OPJ_BOOL l_go_on = OPJ_TRUE;
      OPJ_UINT32 l_current_tile_no;
      OPJ_UINT32 l_tile_no_to_dec;
      OPJ_UINT32 l_data_size, l_max_data_size;
      OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
      OPJ_UINT32 l_nb_comps;
      OPJ_BYTE * l_current_data;
      OPJ_UINT32 l_nb_tiles;
      OPJ_UINT32 i;
  
      l_current_data = (OPJ_BYTE*)opj_malloc(1000);
      if (! l_current_data) {
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
          return OPJ_FALSE;
      }
      l_max_data_size = 1000;
  
      /*Allocate and initialize some elements of codestrem index if not already done*/
      if (!p_j2k->cstr_index->tile_index) {
          if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
              opj_free(l_current_data);
              return OPJ_FALSE;
          }
      }
      /* Move into the codestream to the first SOT used to decode the desired tile */
      l_tile_no_to_dec = (OPJ_UINT32)
                         p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
      if (p_j2k->cstr_index->tile_index)
          if (p_j2k->cstr_index->tile_index->tp_index) {
              if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
                  /* the index for this tile has not been built,
                   *  so move to the last SOT read */
                  if (!(opj_stream_read_seek(p_stream,
                                             p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
                      opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
                      opj_free(l_current_data);
                      return OPJ_FALSE;
                  }
              } else {
                  if (!(opj_stream_read_seek(p_stream,
                                             p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
                                             p_manager))) {
                      opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
                      opj_free(l_current_data);
                      return OPJ_FALSE;
                  }
              }
              /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
              if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
                  p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
              }
          }
  
      /* Reset current tile part number for all tiles, and not only the one */
      /* of interest. */
      /* Not completely sure this is always correct but required for */
      /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
      l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
      for (i = 0; i < l_nb_tiles; ++i) {
          p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
      }
  
      for (;;) {
          if (! opj_j2k_read_tile_header(p_j2k,
                                         &l_current_tile_no,
                                         &l_data_size,
                                         &l_tile_x0, &l_tile_y0,
                                         &l_tile_x1, &l_tile_y1,
                                         &l_nb_comps,
                                         &l_go_on,
                                         p_stream,
                                         p_manager)) {
              opj_free(l_current_data);
              return OPJ_FALSE;
          }
  
          if (! l_go_on) {
              break;
          }
  
          if (l_data_size > l_max_data_size) {
              OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
                                             l_data_size);
              if (! l_new_current_data) {
                  opj_free(l_current_data);
                  l_current_data = NULL;
                  opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
                                l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
                  return OPJ_FALSE;
              }
              l_current_data = l_new_current_data;
              l_max_data_size = l_data_size;
          }
  
          if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
                                    p_stream, p_manager)) {
              opj_free(l_current_data);
              return OPJ_FALSE;
          }
          opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
                        l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  
          if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
                                          p_j2k->m_output_image)) {
              opj_free(l_current_data);
              return OPJ_FALSE;
          }
          opj_event_msg(p_manager, EVT_INFO,
                        "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
  
          if (l_current_tile_no == l_tile_no_to_dec) {
              /* move into the codestream to the first SOT (FIXME or not move?)*/
              if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
                                         p_manager))) {
                  opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
                  opj_free(l_current_data);
                  return OPJ_FALSE;
              }
              break;
          } else {
              opj_event_msg(p_manager, EVT_WARNING,
                            "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
                            l_current_tile_no + 1, l_tile_no_to_dec + 1);
          }
  
      }
  
      opj_free(l_current_data);
  
      return OPJ_TRUE;
  }
  
  /**
   * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
   */
  static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager)
  {
      /* preconditions*/
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
          return OPJ_FALSE;
      }
      /* DEVELOPER CORNER, add your custom procedures */
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
                          opj_stream_private_t * p_stream,
                          opj_image_t * p_image,
                          opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 compno;
  
      if (!p_image) {
          return OPJ_FALSE;
      }
  
      p_j2k->m_output_image = opj_image_create0();
      if (!(p_j2k->m_output_image)) {
          return OPJ_FALSE;
      }
      opj_copy_image_header(p_image, p_j2k->m_output_image);
  
      /* customization of the decoding */
      if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* Decode the codestream */
      if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
          opj_image_destroy(p_j2k->m_private_image);
          p_j2k->m_private_image = NULL;
          return OPJ_FALSE;
      }
  
      /* Move data and copy one information from codec to output image*/
      for (compno = 0; compno < p_image->numcomps; compno++) {
          p_image->comps[compno].resno_decoded =
              p_j2k->m_output_image->comps[compno].resno_decoded;
          p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
  #if 0
          char fn[256];
          sprintf(fn, "/tmp/%d.raw", compno);
          FILE *debug = fopen(fn, "wb");
          fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
                 p_image->comps[compno].w * p_image->comps[compno].h, debug);
          fclose(debug);
  #endif
          p_j2k->m_output_image->comps[compno].data = NULL;
      }
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
                            opj_stream_private_t *p_stream,
                            opj_image_t* p_image,
                            opj_event_mgr_t * p_manager,
                            OPJ_UINT32 tile_index)
  {
      OPJ_UINT32 compno;
      OPJ_UINT32 l_tile_x, l_tile_y;
      opj_image_comp_t* l_img_comp;
  
      if (!p_image) {
          opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
          return OPJ_FALSE;
      }
  
      if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
                        (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
          return OPJ_FALSE;
      }
  
      /* Compute the dimension of the desired tile*/
      l_tile_x = tile_index % p_j2k->m_cp.tw;
      l_tile_y = tile_index / p_j2k->m_cp.tw;
  
      p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
      if (p_image->x0 < p_j2k->m_private_image->x0) {
          p_image->x0 = p_j2k->m_private_image->x0;
      }
      p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
      if (p_image->x1 > p_j2k->m_private_image->x1) {
          p_image->x1 = p_j2k->m_private_image->x1;
      }
  
      p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
      if (p_image->y0 < p_j2k->m_private_image->y0) {
          p_image->y0 = p_j2k->m_private_image->y0;
      }
      p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
      if (p_image->y1 > p_j2k->m_private_image->y1) {
          p_image->y1 = p_j2k->m_private_image->y1;
      }
  
      l_img_comp = p_image->comps;
      for (compno = 0; compno < p_image->numcomps; ++compno) {
          OPJ_INT32 l_comp_x1, l_comp_y1;
  
          l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
  
          l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
                           (OPJ_INT32)l_img_comp->dx);
          l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
                           (OPJ_INT32)l_img_comp->dy);
          l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
          l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
  
          l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
                                       (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
                                               (OPJ_INT32)l_img_comp->factor));
          l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
                                       (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
                                               (OPJ_INT32)l_img_comp->factor));
  
          l_img_comp++;
      }
  
      /* Destroy the previous output image*/
      if (p_j2k->m_output_image) {
          opj_image_destroy(p_j2k->m_output_image);
      }
  
      /* Create the ouput image from the information previously computed*/
      p_j2k->m_output_image = opj_image_create0();
      if (!(p_j2k->m_output_image)) {
          return OPJ_FALSE;
      }
      opj_copy_image_header(p_image, p_j2k->m_output_image);
  
      p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
  
      /* customization of the decoding */
      if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* Decode the codestream */
      if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
          opj_image_destroy(p_j2k->m_private_image);
          p_j2k->m_private_image = NULL;
          return OPJ_FALSE;
      }
  
      /* Move data and copy one information from codec to output image*/
      for (compno = 0; compno < p_image->numcomps; compno++) {
          p_image->comps[compno].resno_decoded =
              p_j2k->m_output_image->comps[compno].resno_decoded;
  
          if (p_image->comps[compno].data) {
              opj_image_data_free(p_image->comps[compno].data);
          }
  
          p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
  
          p_j2k->m_output_image->comps[compno].data = NULL;
      }
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
          OPJ_UINT32 res_factor,
          opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 it_comp;
  
      p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
  
      if (p_j2k->m_private_image) {
          if (p_j2k->m_private_image->comps) {
              if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
                  if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
                      for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
                          OPJ_UINT32 max_res =
                              p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
                          if (res_factor >= max_res) {
                              opj_event_msg(p_manager, EVT_ERROR,
                                            "Resolution factor is greater than the maximum resolution in the component.\n");
                              return OPJ_FALSE;
                          }
                          p_j2k->m_private_image->comps[it_comp].factor = res_factor;
                      }
                      return OPJ_TRUE;
                  }
              }
          }
      }
  
      return OPJ_FALSE;
  }
  
  OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
                          opj_stream_private_t *p_stream,
                          opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 i, j;
      OPJ_UINT32 l_nb_tiles;
      OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
      OPJ_BYTE * l_current_data = 00;
      OPJ_BOOL l_reuse_data = OPJ_FALSE;
      opj_tcd_t* p_tcd = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      p_tcd = p_j2k->m_tcd;
  
      l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
      if (l_nb_tiles == 1) {
          l_reuse_data = OPJ_TRUE;
  #ifdef __SSE__
          for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
              opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
              if (((size_t)l_img_comp->data & 0xFU) !=
                      0U) { /* tile data shall be aligned on 16 bytes */
                  l_reuse_data = OPJ_FALSE;
              }
          }
  #endif
      }
      for (i = 0; i < l_nb_tiles; ++i) {
          if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
              if (l_current_data) {
                  opj_free(l_current_data);
              }
              return OPJ_FALSE;
          }
  
          /* if we only have one tile, then simply set tile component data equal to image component data */
          /* otherwise, allocate the data */
          for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
              opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
              if (l_reuse_data) {
                  opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
                  l_tilec->data  =  l_img_comp->data;
                  l_tilec->ownsData = OPJ_FALSE;
              } else {
                  if (! opj_alloc_tile_component_data(l_tilec)) {
                      opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
                      if (l_current_data) {
                          opj_free(l_current_data);
                      }
                      return OPJ_FALSE;
                  }
              }
          }
          l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
          if (!l_reuse_data) {
              if (l_current_tile_size > l_max_tile_size) {
                  OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
                                                 l_current_tile_size);
                  if (! l_new_current_data) {
                      if (l_current_data) {
                          opj_free(l_current_data);
                      }
                      opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
                      return OPJ_FALSE;
                  }
                  l_current_data = l_new_current_data;
                  l_max_tile_size = l_current_tile_size;
              }
  
              /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
              /* 32 bit components @ 8 bit precision get converted to 8 bit */
              /* 32 bit components @ 16 bit precision get converted to 16 bit */
              opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
  
              /* now copy this data into the tile component */
              if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
                                           l_current_tile_size)) {
                  opj_event_msg(p_manager, EVT_ERROR,
                                "Size mismatch between tile data and sent data.");
                  opj_free(l_current_data);
                  return OPJ_FALSE;
              }
          }
  
          if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
              if (l_current_data) {
                  opj_free(l_current_data);
              }
              return OPJ_FALSE;
          }
      }
  
      if (l_current_data) {
          opj_free(l_current_data);
      }
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
                                opj_stream_private_t *p_stream,
                                opj_event_mgr_t * p_manager)
  {
      /* customization of the encoding */
      if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
          return OPJ_FALSE;
      }
  
      if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
                                  opj_stream_private_t *p_stream,
                                  opj_image_t * p_image,
                                  opj_event_mgr_t * p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      p_j2k->m_private_image = opj_image_create0();
      if (! p_j2k->m_private_image) {
          opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
          return OPJ_FALSE;
      }
      opj_copy_image_header(p_image, p_j2k->m_private_image);
  
      /* TODO_MSD: Find a better way */
      if (p_image->comps) {
          OPJ_UINT32 it_comp;
          for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
              if (p_image->comps[it_comp].data) {
                  p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
                  p_image->comps[it_comp].data = NULL;
  
              }
          }
      }
  
      /* customization of the validation */
      if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* validation of the parameters codec */
      if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* customization of the encoding */
      if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* write header */
      if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
                                         OPJ_UINT32 p_tile_index,
                                         opj_stream_private_t *p_stream,
                                         opj_event_mgr_t * p_manager)
  {
      (void)p_stream;
      if (p_tile_index != p_j2k->m_current_tile_number) {
          opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
          return OPJ_FALSE;
      }
  
      opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
                    p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
  
      p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
      p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
      p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
  
      /* initialisation before tile encoding  */
      if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
                                     p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static void opj_get_tile_dimensions(opj_image_t * l_image,
                                      opj_tcd_tilecomp_t * l_tilec,
                                      opj_image_comp_t * l_img_comp,
                                      OPJ_UINT32* l_size_comp,
                                      OPJ_UINT32* l_width,
                                      OPJ_UINT32* l_height,
                                      OPJ_UINT32* l_offset_x,
                                      OPJ_UINT32* l_offset_y,
                                      OPJ_UINT32* l_image_width,
                                      OPJ_UINT32* l_stride,
                                      OPJ_UINT32* l_tile_offset)
  {
      OPJ_UINT32 l_remaining;
      *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
      l_remaining = l_img_comp->prec & 7;  /* (%8) */
      if (l_remaining) {
          *l_size_comp += 1;
      }
  
      if (*l_size_comp == 3) {
          *l_size_comp = 4;
      }
  
      *l_width  = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
      *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
      *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
                    (OPJ_INT32)l_img_comp->dx);
      *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
                    (OPJ_INT32)l_img_comp->dy);
      *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
                       (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
      *l_stride = *l_image_width - *l_width;
      *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
                           OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
  }
  
  static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
  {
      OPJ_UINT32 i, j, k = 0;
  
      for (i = 0; i < p_tcd->image->numcomps; ++i) {
          opj_image_t * l_image =  p_tcd->image;
          OPJ_INT32 * l_src_ptr;
          opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
          opj_image_comp_t * l_img_comp = l_image->comps + i;
          OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
                     l_image_width, l_stride, l_tile_offset;
  
          opj_get_tile_dimensions(l_image,
                                  l_tilec,
                                  l_img_comp,
                                  &l_size_comp,
                                  &l_width,
                                  &l_height,
                                  &l_offset_x,
                                  &l_offset_y,
                                  &l_image_width,
                                  &l_stride,
                                  &l_tile_offset);
  
          l_src_ptr = l_img_comp->data + l_tile_offset;
  
          switch (l_size_comp) {
          case 1: {
              OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
              if (l_img_comp->sgnd) {
                  for (j = 0; j < l_height; ++j) {
                      for (k = 0; k < l_width; ++k) {
                          *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
                          ++l_dest_ptr;
                          ++l_src_ptr;
                      }
                      l_src_ptr += l_stride;
                  }
              } else {
                  for (j = 0; j < l_height; ++j) {
                      for (k = 0; k < l_width; ++k) {
                          *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
                          ++l_dest_ptr;
                          ++l_src_ptr;
                      }
                      l_src_ptr += l_stride;
                  }
              }
  
              p_data = (OPJ_BYTE*) l_dest_ptr;
          }
          break;
          case 2: {
              OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
              if (l_img_comp->sgnd) {
                  for (j = 0; j < l_height; ++j) {
                      for (k = 0; k < l_width; ++k) {
                          *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
                      }
                      l_src_ptr += l_stride;
                  }
              } else {
                  for (j = 0; j < l_height; ++j) {
                      for (k = 0; k < l_width; ++k) {
                          *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
                      }
                      l_src_ptr += l_stride;
                  }
              }
  
              p_data = (OPJ_BYTE*) l_dest_ptr;
          }
          break;
          case 4: {
              OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
              for (j = 0; j < l_height; ++j) {
                  for (k = 0; k < l_width; ++k) {
                      *(l_dest_ptr++) = *(l_src_ptr++);
                  }
                  l_src_ptr += l_stride;
              }
  
              p_data = (OPJ_BYTE*) l_dest_ptr;
          }
          break;
          }
      }
  }
  
  static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
                                          opj_stream_private_t *p_stream,
                                          opj_event_mgr_t * p_manager)
  {
      OPJ_UINT32 l_nb_bytes_written;
      OPJ_BYTE * l_current_data = 00;
      OPJ_UINT32 l_tile_size = 0;
      OPJ_UINT32 l_available_data;
  
      /* preconditions */
      assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  
      l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
      l_available_data = l_tile_size;
      l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
  
      l_nb_bytes_written = 0;
      if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
                                          l_available_data, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
      l_current_data += l_nb_bytes_written;
      l_available_data -= l_nb_bytes_written;
  
      l_nb_bytes_written = 0;
      if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
                                         l_available_data, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      l_available_data -= l_nb_bytes_written;
      l_nb_bytes_written = l_tile_size - l_available_data;
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
                                l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
          return OPJ_FALSE;
      }
  
      ++p_j2k->m_current_tile_number;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      /* DEVELOPER CORNER, insert your custom procedures */
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_eoc, p_manager)) {
          return OPJ_FALSE;
      }
  
      if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
          if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
              return OPJ_FALSE;
          }
      }
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_epc, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_end_encoding, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
          return OPJ_FALSE;
      }
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
                                             (opj_procedure)opj_j2k_build_encoder, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
                                             (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
          return OPJ_FALSE;
      }
  
      /* DEVELOPER CORNER, add your custom validation procedure */
      if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
                                             (opj_procedure)opj_j2k_mct_validation, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
          opj_event_mgr_t * p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_init_info, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_soc, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_siz, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_cod, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_qcd, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
          return OPJ_FALSE;
      }
  
      if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
          if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
              return OPJ_FALSE;
          }
  
          if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
              if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                     (opj_procedure)opj_j2k_write_poc, p_manager)) {
                  return OPJ_FALSE;
              }
          }
      }
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_write_regions, p_manager)) {
          return OPJ_FALSE;
      }
  
      if (p_j2k->m_cp.comment != 00)  {
          if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                 (opj_procedure)opj_j2k_write_com, p_manager)) {
              return OPJ_FALSE;
          }
      }
  
      /* DEVELOPER CORNER, insert your custom procedures */
      if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
          if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
              return OPJ_FALSE;
          }
      }
      /* End of Developer Corner */
  
      if (p_j2k->cstr_index) {
          if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
              return OPJ_FALSE;
          }
      }
  
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_create_tcd, p_manager)) {
          return OPJ_FALSE;
      }
      if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                             (opj_procedure)opj_j2k_update_rates, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
          OPJ_BYTE * p_data,
          OPJ_UINT32 * p_data_written,
          OPJ_UINT32 p_total_data_size,
          opj_stream_private_t *p_stream,
          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 l_nb_bytes_written = 0;
      OPJ_UINT32 l_current_nb_bytes_written;
      OPJ_BYTE * l_begin_data = 00;
  
      opj_tcd_t * l_tcd = 00;
      opj_cp_t * l_cp = 00;
  
      l_tcd = p_j2k->m_tcd;
      l_cp = &(p_j2k->m_cp);
  
      l_tcd->cur_pino = 0;
  
      /*Get number of tile parts*/
      p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
  
      /* INDEX >> */
      /* << INDEX */
  
      l_current_nb_bytes_written = 0;
      l_begin_data = p_data;
      if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
                              p_manager)) {
          return OPJ_FALSE;
      }
  
      l_nb_bytes_written += l_current_nb_bytes_written;
      p_data += l_current_nb_bytes_written;
      p_total_data_size -= l_current_nb_bytes_written;
  
      if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
  #if 0
          for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
              l_current_nb_bytes_written = 0;
              opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
                                          p_manager);
              l_nb_bytes_written += l_current_nb_bytes_written;
              p_data += l_current_nb_bytes_written;
              p_total_data_size -= l_current_nb_bytes_written;
  
              l_current_nb_bytes_written = 0;
              opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
                                          p_manager);
              l_nb_bytes_written += l_current_nb_bytes_written;
              p_data += l_current_nb_bytes_written;
              p_total_data_size -= l_current_nb_bytes_written;
          }
  #endif
          if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
              l_current_nb_bytes_written = 0;
              opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
                                          p_manager);
              l_nb_bytes_written += l_current_nb_bytes_written;
              p_data += l_current_nb_bytes_written;
              p_total_data_size -= l_current_nb_bytes_written;
          }
      }
  
      l_current_nb_bytes_written = 0;
      if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
                              p_total_data_size, p_stream, p_manager)) {
          return OPJ_FALSE;
      }
  
      l_nb_bytes_written += l_current_nb_bytes_written;
      * p_data_written = l_nb_bytes_written;
  
      /* Writing Psot in SOT marker */
      opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
                      4);                                 /* PSOT */
  
      if (OPJ_IS_CINEMA(l_cp->rsiz)) {
          opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
          OPJ_BYTE * p_data,
          OPJ_UINT32 * p_data_written,
          OPJ_UINT32 p_total_data_size,
          opj_stream_private_t *p_stream,
          struct opj_event_mgr * p_manager
                                              )
  {
      OPJ_UINT32 tilepartno = 0;
      OPJ_UINT32 l_nb_bytes_written = 0;
      OPJ_UINT32 l_current_nb_bytes_written;
      OPJ_UINT32 l_part_tile_size;
      OPJ_UINT32 tot_num_tp;
      OPJ_UINT32 pino;
  
      OPJ_BYTE * l_begin_data;
      opj_tcp_t *l_tcp = 00;
      opj_tcd_t * l_tcd = 00;
      opj_cp_t * l_cp = 00;
  
      l_tcd = p_j2k->m_tcd;
      l_cp = &(p_j2k->m_cp);
      l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
  
      /*Get number of tile parts*/
      tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
  
      /* start writing remaining tile parts */
      ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
      for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
          p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
          l_current_nb_bytes_written = 0;
          l_part_tile_size = 0;
          l_begin_data = p_data;
  
          if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
                                  p_manager)) {
              return OPJ_FALSE;
          }
  
          l_nb_bytes_written += l_current_nb_bytes_written;
          p_data += l_current_nb_bytes_written;
          p_total_data_size -= l_current_nb_bytes_written;
          l_part_tile_size += l_current_nb_bytes_written;
  
          l_current_nb_bytes_written = 0;
          if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
                                  p_total_data_size, p_stream, p_manager)) {
              return OPJ_FALSE;
          }
  
          p_data += l_current_nb_bytes_written;
          l_nb_bytes_written += l_current_nb_bytes_written;
          p_total_data_size -= l_current_nb_bytes_written;
          l_part_tile_size += l_current_nb_bytes_written;
  
          /* Writing Psot in SOT marker */
          opj_write_bytes(l_begin_data + 6, l_part_tile_size,
                          4);                                   /* PSOT */
  
          if (OPJ_IS_CINEMA(l_cp->rsiz)) {
              opj_j2k_update_tlm(p_j2k, l_part_tile_size);
          }
  
          ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
      }
  
      for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
          l_tcd->cur_pino = pino;
  
          /*Get number of tile parts*/
          tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
          for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
              p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
              l_current_nb_bytes_written = 0;
              l_part_tile_size = 0;
              l_begin_data = p_data;
  
              if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
                                      p_manager)) {
                  return OPJ_FALSE;
              }
  
              l_nb_bytes_written += l_current_nb_bytes_written;
              p_data += l_current_nb_bytes_written;
              p_total_data_size -= l_current_nb_bytes_written;
              l_part_tile_size += l_current_nb_bytes_written;
  
              l_current_nb_bytes_written = 0;
  
              if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
                                      p_total_data_size, p_stream, p_manager)) {
                  return OPJ_FALSE;
              }
  
              l_nb_bytes_written += l_current_nb_bytes_written;
              p_data += l_current_nb_bytes_written;
              p_total_data_size -= l_current_nb_bytes_written;
              l_part_tile_size += l_current_nb_bytes_written;
  
              /* Writing Psot in SOT marker */
              opj_write_bytes(l_begin_data + 6, l_part_tile_size,
                              4);                                   /* PSOT */
  
              if (OPJ_IS_CINEMA(l_cp->rsiz)) {
                  opj_j2k_update_tlm(p_j2k, l_part_tile_size);
              }
  
              ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
          }
      }
  
      *p_data_written = l_nb_bytes_written;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
          struct opj_stream_private *p_stream,
          struct opj_event_mgr * p_manager)
  {
      OPJ_UINT32 l_tlm_size;
      OPJ_OFF_T l_tlm_position, l_current_position;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
      l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
      l_current_position = opj_stream_tell(p_stream);
  
      if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
          return OPJ_FALSE;
      }
  
      if (opj_stream_write_data(p_stream,
                                p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
                                p_manager) != l_tlm_size) {
          return OPJ_FALSE;
      }
  
      if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
                                       struct opj_stream_private *p_stream,
                                       struct opj_event_mgr * p_manager)
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_stream);
      OPJ_UNUSED(p_manager);
  
      opj_tcd_destroy(p_j2k->m_tcd);
      p_j2k->m_tcd = 00;
  
      if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
          opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
          p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
          p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
      }
  
      if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
          opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
          p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
      }
  
      p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
  
      return OPJ_TRUE;
  }
  
  /**
   * Destroys the memory associated with the decoding of headers.
   */
  static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
          opj_stream_private_t *p_stream,
          opj_event_mgr_t * p_manager
                                               )
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_stream != 00);
      assert(p_manager != 00);
  
      OPJ_UNUSED(p_stream);
      OPJ_UNUSED(p_manager);
  
      if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
          opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
          p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
      }
  
      p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  
      return OPJ_TRUE;
  }
  
  static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
                                    struct opj_stream_private *p_stream,
                                    struct opj_event_mgr * p_manager)
  {
      opj_codestream_info_t * l_cstr_info = 00;
  
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
      (void)l_cstr_info;
  
      OPJ_UNUSED(p_stream);
  
      /* TODO mergeV2: check this part which use cstr_info */
      /*l_cstr_info = p_j2k->cstr_info;
  
      if (l_cstr_info)  {
              OPJ_UINT32 compno;
              l_cstr_info->tile = (opj_tile_info_t *) opj_malloc(p_j2k->m_cp.tw * p_j2k->m_cp.th * sizeof(opj_tile_info_t));
  
              l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
              l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
  
              l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
  
              l_cstr_info->tw = p_j2k->m_cp.tw;
              l_cstr_info->th = p_j2k->m_cp.th;
  
              l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/        /* new version parser */
      /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/      /* new version parser */
      /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/     /* new version parser */
      /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/     /* new version parser */
  
      /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
  
      l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
  
      l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
  
      for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
              l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
      }
  
      l_cstr_info->D_max = 0.0;       */      /* ADD Marcela */
  
      /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
  
      /*l_cstr_info->maxmarknum = 100;
      l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
      l_cstr_info->marknum = 0;
      }*/
  
      return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
                                  &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
                                  p_manager);
  }
  
  /**
   * Creates a tile-coder decoder.
   *
   * @param       p_stream                the stream to write data to.
   * @param       p_j2k                   J2K codec.
   * @param       p_manager               the user event manager.
  */
  static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
                                     opj_stream_private_t *p_stream,
                                     opj_event_mgr_t * p_manager
                                    )
  {
      /* preconditions */
      assert(p_j2k != 00);
      assert(p_manager != 00);
      assert(p_stream != 00);
  
      OPJ_UNUSED(p_stream);
  
      p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
  
      if (! p_j2k->m_tcd) {
          opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
          return OPJ_FALSE;
      }
  
      if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
                        p_j2k->m_tp)) {
          opj_tcd_destroy(p_j2k->m_tcd);
          p_j2k->m_tcd = 00;
          return OPJ_FALSE;
      }
  
      return OPJ_TRUE;
  }
  
  OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
                              OPJ_UINT32 p_tile_index,
                              OPJ_BYTE * p_data,
                              OPJ_UINT32 p_data_size,
                              opj_stream_private_t *p_stream,
                              opj_event_mgr_t * p_manager)
  {
      if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
          opj_event_msg(p_manager, EVT_ERROR,
                        "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
          return OPJ_FALSE;
      } else {
          OPJ_UINT32 j;
          /* Allocate data */
          for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
              opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
  
              if (! opj_alloc_tile_component_data(l_tilec)) {
                  opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
                  return OPJ_FALSE;
              }
          }
  
          /* now copy data into the tile component */
          if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Size mismatch between tile data and sent data.");
              return OPJ_FALSE;
          }
          if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
              opj_event_msg(p_manager, EVT_ERROR,
                            "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);
              return OPJ_FALSE;
          }
      }
  
      return OPJ_TRUE;
  }
  