3 * Copyright (C) 2007 Aurelien Jacobs <aurel@gnuage.org>
5 * This file is part of FFmpeg.
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.
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.
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
22 #ifndef AVFORMAT_RAWDEC_H
23 #define AVFORMAT_RAWDEC_H
26 #include "libavutil/log.h"
27 #include "libavutil/opt.h"
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;
36 extern const AVOption ff_rawvideo_options[];
38 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt);
40 int ff_raw_audio_read_header(AVFormatContext *s);
42 int ff_raw_video_read_header(AVFormatContext *s);
44 int ff_raw_data_read_header(AVFormatContext *s);
46 #define FF_RAWVIDEO_DEMUXER_CLASS(name)\
47 static const AVClass name ## _demuxer_class = {\
48 .class_name = #name " demuxer",\
49 .item_name = av_default_item_name,\
50 .option = ff_rawvideo_options,\
51 .version = LIBAVUTIL_VERSION_INT,\
54 #define FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, flag)\
55 FF_RAWVIDEO_DEMUXER_CLASS(shortname)\
56 AVInputFormat ff_ ## shortname ## _demuxer = {\
58 .long_name = NULL_IF_CONFIG_SMALL(longname),\
60 .read_header = ff_raw_video_read_header,\
61 .read_packet = ff_raw_read_partial_packet,\
65 .priv_data_size = sizeof(FFRawVideoDemuxerContext),\
66 .priv_class = &shortname ## _demuxer_class,\
69 #define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\
70 FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, AVFMT_GENERIC_INDEX)
72 #define FF_RAWSUB_DEMUXER_CLASS(name)\
73 static const AVClass name ## _demuxer_class = {\
74 .class_name = #name " demuxer",\
75 .item_name = av_default_item_name,\
77 .version = LIBAVUTIL_VERSION_INT,\
80 #define FF_DEF_RAWSUB_DEMUXER(shortname, longname, probe, ext, id, flag)\
81 FF_RAWVIDEO_DEMUXER_CLASS(shortname)\
82 AVInputFormat ff_ ## shortname ## _demuxer = {\
84 .long_name = NULL_IF_CONFIG_SMALL(longname),\
86 .read_header = ff_raw_data_read_header,\
87 .read_packet = ff_raw_read_partial_packet,\
92 .priv_class = &shortname ## _demuxer_class,\
95 #endif /* AVFORMAT_RAWDEC_H */