/* * RAW demuxers * Copyright (C) 2007 Aurelien Jacobs <aurel@gnuage.org> * * 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_RAWDEC_H #define AVFORMAT_RAWDEC_H #include "avformat.h" #include "libavutil/log.h" #include "libavutil/opt.h" typedef struct FFRawVideoDemuxerContext { const AVClass *class; /**< Class for private options. */ int raw_packet_size; char *video_size; /**< String describing video size, set by a private option. */ char *pixel_format; /**< Set by a private option. */ AVRational framerate; /**< AVRational describing framerate, set by a private option. */ } FFRawVideoDemuxerContext; typedef struct FFRawDemuxerContext { const AVClass *class; /**< Class for private options. */ int raw_packet_size; } FFRawDemuxerContext; extern const AVOption ff_rawvideo_options[]; extern const AVOption ff_raw_options[]; int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt); int ff_raw_audio_read_header(AVFormatContext *s); int ff_raw_video_read_header(AVFormatContext *s); int ff_raw_subtitle_read_header(AVFormatContext *s); int ff_raw_data_read_header(AVFormatContext *s); #define FF_RAW_DEMUXER_CLASS(name)\ static const AVClass name ## _demuxer_class = {\ .class_name = #name " demuxer",\ .item_name = av_default_item_name,\ .option = ff_raw_options,\ .version = LIBAVUTIL_VERSION_INT,\ }; #define FF_RAWVIDEO_DEMUXER_CLASS(name)\ static const AVClass name ## _demuxer_class = {\ .class_name = #name " demuxer",\ .item_name = av_default_item_name,\ .option = ff_rawvideo_options,\ .version = LIBAVUTIL_VERSION_INT,\ }; #define FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, flag)\ FF_RAWVIDEO_DEMUXER_CLASS(shortname)\ AVInputFormat ff_ ## shortname ## _demuxer = {\ .name = #shortname,\ .long_name = NULL_IF_CONFIG_SMALL(longname),\ .read_probe = probe,\ .read_header = ff_raw_video_read_header,\ .read_packet = ff_raw_read_partial_packet,\ .extensions = ext,\ .flags = flag,\ .raw_codec_id = id,\ .priv_data_size = sizeof(FFRawVideoDemuxerContext),\ .priv_class = &shortname ## _demuxer_class,\ }; #define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\ FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, AVFMT_GENERIC_INDEX) #define FF_RAWSUB_DEMUXER_CLASS(name)\ static const AVClass name ## _demuxer_class = {\ .class_name = #name " demuxer",\ .item_name = av_default_item_name,\ .option = ff_raw_options,\ .version = LIBAVUTIL_VERSION_INT,\ }; #define FF_DEF_RAWSUB_DEMUXER(shortname, longname, probe, ext, id, flag)\ FF_RAWSUB_DEMUXER_CLASS(shortname)\ AVInputFormat ff_ ## shortname ## _demuxer = {\ .name = #shortname,\ .long_name = NULL_IF_CONFIG_SMALL(longname),\ .read_probe = probe,\ .read_header = ff_raw_subtitle_read_header,\ .read_packet = ff_raw_read_partial_packet,\ .extensions = ext,\ .flags = flag,\ .raw_codec_id = id,\ .priv_data_size = sizeof(FFRawDemuxerContext),\ .priv_class = &shortname ## _demuxer_class,\ }; #endif /* AVFORMAT_RAWDEC_H */