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 29typedef 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 36extern const AVOption ff_rawvideo_options[]; 37 38int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt); 39 40int ff_raw_audio_read_header(AVFormatContext *s); 41 42int ff_raw_video_read_header(AVFormatContext *s); 43 44#define FF_RAWVIDEO_DEMUXER_CLASS(name)\ 45static 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_DEMUXER2(shortname, longname, probe, ext, id, flag)\ 53FF_RAWVIDEO_DEMUXER_CLASS(shortname)\ 54AVInputFormat 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 = flag,\ 62 .raw_codec_id = id,\ 63 .priv_data_size = sizeof(FFRawVideoDemuxerContext),\ 64 .priv_class = &shortname ## _demuxer_class,\ 65}; 66 67#define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\ 68FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, AVFMT_GENERIC_INDEX) 69 70#endif /* AVFORMAT_RAWDEC_H */ 71