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ffmpeg-4.2.2/libavformat/rmsipr.h 1.13 KB
aac5773f   hucm   功能基本完成,接口待打磨
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  /*
   * tables and functions for demuxing SIPR audio muxed RealMedia style
   *
   * 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 AVFORMAT_RMSIPR_H
  #define AVFORMAT_RMSIPR_H
  
  #include <stdint.h>
  
  extern const unsigned char ff_sipr_subpk_size[4];
  
  /**
   * Perform 4-bit block reordering for SIPR data.
   *
   * @param buf SIPR data
   */
  void ff_rm_reorder_sipr_data(uint8_t *buf, int sub_packet_h, int framesize);
  
  #endif /* AVFORMAT_RMSIPR_H */