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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_DEMUXER2(shortname, longname, probe, ext, id, flag)\ | |
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 = 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)\ | |
68 | FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, AVFMT_GENERIC_INDEX) | |
69 | ||
70 | #endif /* AVFORMAT_RAWDEC_H */ |