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ffmpeg-4.2.2/libavcodec/libopenh264.h 1.49 KB
aac5773f   hucm   功能基本完成,接口待打磨
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  /*
   * OpenH264 shared utils
   * Copyright (C) 2014 Martin Storsjo
   *
   * 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 AVCODEC_LIBOPENH264_H
  #define AVCODEC_LIBOPENH264_H
  
  #define OPENH264_VER_AT_LEAST(maj, min) \
      ((OPENH264_MAJOR  > (maj)) || \
       (OPENH264_MAJOR == (maj) && OPENH264_MINOR >= (min)))
  
  // This function will be provided to the libopenh264 library.  The function will be called
  // when libopenh264 wants to log a message (error, warning, info, etc.).  The signature for
  // this function (defined in .../codec/api/svc/codec_api.h) is:
  //
  //        typedef void (*WelsTraceCallback) (void* ctx, int level, const char* string);
  
  void ff_libopenh264_trace_callback(void *ctx, int level, const char *msg);
  
  int ff_libopenh264_check_version(void *logctx);
  
  #endif /* AVCODEC_LIBOPENH264_H */