text: /*
   * copyright (c) 2003 Fabrice Bellard
   *
   * This file is part of FFmpeg.
   *
   * FFmpeg is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * FFmpeg 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
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with FFmpeg; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
   */
  
  #ifndef AVUTIL_VERSION_H
  #define AVUTIL_VERSION_H
  
  #include "macros.h"
  
  /**
   * @addtogroup version_utils
   *
   * Useful to check and match library version in order to maintain
   * backward compatibility.
   *
   * @{
   */
  
  #define AV_VERSION_INT(a, b, c) ((a)<<16 | (b)<<8 | (c))
  #define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c
  #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
  
  /**
   * Extract version components from the full ::AV_VERSION_INT int as returned
   * by functions like ::avformat_version() and ::avcodec_version()
   */
  #define AV_VERSION_MAJOR(a) ((a) >> 16)
  #define AV_VERSION_MINOR(a) (((a) & 0x00FF00) >> 8)
  #define AV_VERSION_MICRO(a) ((a) & 0xFF)
  
  /**
   * @}
   */
  
  /**
   * @file
   * @ingroup lavu
   * Libavutil version macros
   */
  
  /**
   * @defgroup lavu_ver Version and Build diagnostics
   *
   * Macros and function useful to check at compiletime and at runtime
   * which version of libavutil is in use.
   *
   * @{
   */
  
  #define LIBAVUTIL_VERSION_MAJOR  55
  #define LIBAVUTIL_VERSION_MINOR  24
  #define LIBAVUTIL_VERSION_MICRO 100
  
  #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
                                                 LIBAVUTIL_VERSION_MINOR, \
                                                 LIBAVUTIL_VERSION_MICRO)
  #define LIBAVUTIL_VERSION       AV_VERSION(LIBAVUTIL_VERSION_MAJOR,     \
                                             LIBAVUTIL_VERSION_MINOR,     \
                                             LIBAVUTIL_VERSION_MICRO)
  #define LIBAVUTIL_BUILD         LIBAVUTIL_VERSION_INT
  
  #define LIBAVUTIL_IDENT         "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION)
  
  /**
   * @}
   *
   * @defgroup depr_guards Deprecation guards
   * FF_API_* defines may be placed below to indicate public API that will be
   * dropped at a future version bump. The defines themselves are not part of
   * the public API and may change, break or disappear at any time.
   *
   * @note, when bumping the major version it is recommended to manually
   * disable each FF_API_* in its own commit instead of disabling them all
   * at once through the bump. This improves the git bisect-ability of the change.
   *
   * @{
   */
  
  #ifndef FF_API_VDPAU
  #define FF_API_VDPAU                    (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_XVMC
  #define FF_API_XVMC                     (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_OPT_TYPE_METADATA
  #define FF_API_OPT_TYPE_METADATA        (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_DLOG
  #define FF_API_DLOG                     (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_VAAPI
  #define FF_API_VAAPI                    (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_FRAME_QP
  #define FF_API_FRAME_QP                 (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_PLUS1_MINUS1
  #define FF_API_PLUS1_MINUS1             (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_ERROR_FRAME
  #define FF_API_ERROR_FRAME              (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  #ifndef FF_API_CRC_BIG_TABLE
  #define FF_API_CRC_BIG_TABLE            (LIBAVUTIL_VERSION_MAJOR < 56)
  #endif
  
  
  /**
   * @}
   */
  
  #endif /* AVUTIL_VERSION_H */
  