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  1. /*
  2.  * RAW demuxers
  3.  * Copyright (C) 2007  Aurelien Jacobs <aurel@gnuage.org>
  4.  *
  5.  * This file is part of FFmpeg.
  6.  *
  7.  * FFmpeg is free software; you can redistribute it and/or
  8.  * modify it under the terms of the GNU Lesser General Public
  9.  * License as published by the Free Software Foundation; either
  10.  * version 2.1 of the License, or (at your option) any later version.
  11.  *
  12.  * FFmpeg is distributed in the hope that it will be useful,
  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15.  * Lesser General Public License for more details.
  16.  *
  17.  * You should have received a copy of the GNU Lesser General Public
  18.  * License along with FFmpeg; if not, write to the Free Software
  19.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20.  */
  21.  
  22. #ifndef AVFORMAT_RAWDEC_H
  23. #define AVFORMAT_RAWDEC_H
  24.  
  25. #include "avformat.h"
  26. #include "libavutil/log.h"
  27. #include "libavutil/opt.h"
  28.  
  29. typedef struct FFRawVideoDemuxerContext {
  30.     const AVClass *class;     /**< Class for private options. */
  31.     char *video_size;         /**< String describing video size, set by a private option. */
  32.     char *pixel_format;       /**< Set by a private option. */
  33.     AVRational framerate;     /**< AVRational describing framerate, set by a private option. */
  34. } FFRawVideoDemuxerContext;
  35.  
  36. extern const AVOption ff_rawvideo_options[];
  37.  
  38. int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt);
  39.  
  40. int ff_raw_audio_read_header(AVFormatContext *s);
  41.  
  42. int ff_raw_video_read_header(AVFormatContext *s);
  43.  
  44. #define FF_RAWVIDEO_DEMUXER_CLASS(name)\
  45. static const AVClass name ## _demuxer_class = {\
  46.     .class_name = #name " demuxer",\
  47.     .item_name  = av_default_item_name,\
  48.     .option     = ff_rawvideo_options,\
  49.     .version    = LIBAVUTIL_VERSION_INT,\
  50. };
  51.  
  52. #define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\
  53. FF_RAWVIDEO_DEMUXER_CLASS(shortname)\
  54. AVInputFormat ff_ ## shortname ## _demuxer = {\
  55.     .name           = #shortname,\
  56.     .long_name      = NULL_IF_CONFIG_SMALL(longname),\
  57.     .read_probe     = probe,\
  58.     .read_header    = ff_raw_video_read_header,\
  59.     .read_packet    = ff_raw_read_partial_packet,\
  60.     .extensions     = ext,\
  61.     .flags          = AVFMT_GENERIC_INDEX,\
  62.     .raw_codec_id   = id,\
  63.     .priv_data_size = sizeof(FFRawVideoDemuxerContext),\
  64.     .priv_class     = &shortname ## _demuxer_class,\
  65. };
  66.  
  67. #endif /* AVFORMAT_RAWDEC_H */
  68.