text: /*****************************************************************************
   * predict.c: aarch64 intra prediction
   *****************************************************************************
   * Copyright (C) 2009-2015 x264 project
   *
   * Authors: David Conrad <lessen42@gmail.com>
   *          Janne Grunau <janne-x264@jannau.net>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
   *
   * This program is also available under a commercial proprietary license.
   * For more information, contact us at licensing@x264.com.
   *****************************************************************************/
  
  #include "common/common.h"
  #include "predict.h"
  #include "pixel.h"
  
  void x264_predict_4x4_dc_top_neon( uint8_t *src );
  void x264_predict_4x4_ddr_neon( uint8_t *src );
  void x264_predict_4x4_ddl_neon( uint8_t *src );
  
  void x264_predict_8x8c_dc_top_neon( uint8_t *src );
  void x264_predict_8x8c_dc_left_neon( uint8_t *src );
  void x264_predict_8x8c_p_neon( uint8_t *src );
  
  void x264_predict_8x16c_dc_left_neon( uint8_t *src );
  void x264_predict_8x16c_dc_top_neon( uint8_t *src );
  void x264_predict_8x16c_p_neon( uint8_t *src );
  
  void x264_predict_8x8_ddl_neon( uint8_t *src, uint8_t edge[36] );
  void x264_predict_8x8_ddr_neon( uint8_t *src, uint8_t edge[36] );
  void x264_predict_8x8_vl_neon( uint8_t *src, uint8_t edge[36] );
  void x264_predict_8x8_vr_neon( uint8_t *src, uint8_t edge[36] );
  void x264_predict_8x8_hd_neon( uint8_t *src, uint8_t edge[36] );
  void x264_predict_8x8_hu_neon( uint8_t *src, uint8_t edge[36] );
  
  void x264_predict_16x16_dc_top_neon( uint8_t *src );
  void x264_predict_16x16_dc_left_neon( uint8_t *src );
  void x264_predict_16x16_p_neon( uint8_t *src );
  
  void x264_predict_4x4_init_aarch64( int cpu, x264_predict_t pf[12] )
  {
  #if !HIGH_BIT_DEPTH
      if (cpu&X264_CPU_ARMV8)
      {
          pf[I_PRED_4x4_H]   = x264_predict_4x4_h_aarch64;
          pf[I_PRED_4x4_V]   = x264_predict_4x4_v_aarch64;
      }
  
      if (cpu&X264_CPU_NEON)
      {
          pf[I_PRED_4x4_DC]     = x264_predict_4x4_dc_neon;
          pf[I_PRED_4x4_DC_TOP] = x264_predict_4x4_dc_top_neon;
          pf[I_PRED_4x4_DDL]    = x264_predict_4x4_ddl_neon;
          pf[I_PRED_4x4_DDR]    = x264_predict_4x4_ddr_neon;
      }
  #endif // !HIGH_BIT_DEPTH
  }
  
  void x264_predict_8x8c_init_aarch64( int cpu, x264_predict_t pf[7] )
  {
      if (!(cpu&X264_CPU_NEON))
          return;
  
  #if !HIGH_BIT_DEPTH
      pf[I_PRED_CHROMA_DC]      = x264_predict_8x8c_dc_neon;
      pf[I_PRED_CHROMA_DC_TOP]  = x264_predict_8x8c_dc_top_neon;
      pf[I_PRED_CHROMA_DC_LEFT] = x264_predict_8x8c_dc_left_neon;
      pf[I_PRED_CHROMA_H]       = x264_predict_8x8c_h_neon;
      pf[I_PRED_CHROMA_V]       = x264_predict_8x8c_v_neon;
      pf[I_PRED_CHROMA_P]       = x264_predict_8x8c_p_neon;
  #endif // !HIGH_BIT_DEPTH
  }
  
  
  void x264_predict_8x16c_init_aarch64( int cpu, x264_predict_t pf[7] )
  {
      if (!(cpu&X264_CPU_NEON))
          return;
  
  #if !HIGH_BIT_DEPTH
      pf[I_PRED_CHROMA_V ]     = x264_predict_8x16c_v_neon;
      pf[I_PRED_CHROMA_H ]     = x264_predict_8x16c_h_neon;
      pf[I_PRED_CHROMA_DC]     = x264_predict_8x16c_dc_neon;
      pf[I_PRED_CHROMA_P ]     = x264_predict_8x16c_p_neon;
      pf[I_PRED_CHROMA_DC_LEFT]= x264_predict_8x16c_dc_left_neon;
      pf[I_PRED_CHROMA_DC_TOP ]= x264_predict_8x16c_dc_top_neon;
  #endif // !HIGH_BIT_DEPTH
  }
  
  void x264_predict_8x8_init_aarch64( int cpu, x264_predict8x8_t pf[12], x264_predict_8x8_filter_t *predict_filter )
  {
      if (!(cpu&X264_CPU_NEON))
          return;
  
  #if !HIGH_BIT_DEPTH
      pf[I_PRED_8x8_DDL] = x264_predict_8x8_ddl_neon;
      pf[I_PRED_8x8_DDR] = x264_predict_8x8_ddr_neon;
      pf[I_PRED_8x8_VL]  = x264_predict_8x8_vl_neon;
      pf[I_PRED_8x8_VR]  = x264_predict_8x8_vr_neon;
      pf[I_PRED_8x8_DC]  = x264_predict_8x8_dc_neon;
      pf[I_PRED_8x8_H]   = x264_predict_8x8_h_neon;
      pf[I_PRED_8x8_HD]  = x264_predict_8x8_hd_neon;
      pf[I_PRED_8x8_HU]  = x264_predict_8x8_hu_neon;
      pf[I_PRED_8x8_V]   = x264_predict_8x8_v_neon;
  #endif // !HIGH_BIT_DEPTH
  }
  
  void x264_predict_16x16_init_aarch64( int cpu, x264_predict_t pf[7] )
  {
      if (!(cpu&X264_CPU_NEON))
          return;
  
  #if !HIGH_BIT_DEPTH
      pf[I_PRED_16x16_DC ]    = x264_predict_16x16_dc_neon;
      pf[I_PRED_16x16_DC_TOP] = x264_predict_16x16_dc_top_neon;
      pf[I_PRED_16x16_DC_LEFT]= x264_predict_16x16_dc_left_neon;
      pf[I_PRED_16x16_H ]     = x264_predict_16x16_h_neon;
      pf[I_PRED_16x16_V ]     = x264_predict_16x16_v_neon;
      pf[I_PRED_16x16_P ]     = x264_predict_16x16_p_neon;
  #endif // !HIGH_BIT_DEPTH
  }
  