1/*
2 * RAW demuxers
3 * Copyright (C) 2007  Aurelien Jacobs <aurel@gnuage.org>
4 *
5 * This file is part of Libav.
6 *
7 * Libav 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 * Libav 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 Libav; 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 RawAudioDemuxerContext {
30    AVClass *class;
31    int sample_rate;
32    int channels;
33} RawAudioDemuxerContext;
34
35typedef struct FFRawVideoDemuxerContext {
36    const AVClass *class;     /**< Class for private options. */
37    char *video_size;         /**< String describing video size, set by a private option. */
38    char *pixel_format;       /**< Set by a private option. */
39    char *framerate;          /**< String describing framerate, set by a private option. */
40} FFRawVideoDemuxerContext;
41
42extern const AVOption ff_rawvideo_options[];
43
44int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap);
45
46int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt);
47
48int ff_raw_audio_read_header(AVFormatContext *s, AVFormatParameters *ap);
49
50int ff_raw_video_read_header(AVFormatContext *s, AVFormatParameters *ap);
51
52#define FF_RAWVIDEO_DEMUXER_CLASS(name)\
53static const AVClass name ## _demuxer_class = {\
54    .class_name = #name " demuxer",\
55    .item_name  = av_default_item_name,\
56    .option     = ff_rawvideo_options,\
57    .version    = LIBAVUTIL_VERSION_INT,\
58};
59
60#define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\
61FF_RAWVIDEO_DEMUXER_CLASS(shortname)\
62AVInputFormat ff_ ## shortname ## _demuxer = {\
63    .name           = #shortname,\
64    .long_name      = NULL_IF_CONFIG_SMALL(longname),\
65    .read_probe     = probe,\
66    .read_header    = ff_raw_video_read_header,\
67    .read_packet    = ff_raw_read_partial_packet,\
68    .extensions     = ext,\
69    .flags          = AVFMT_GENERIC_INDEX,\
70    .value          = id,\
71    .priv_data_size = sizeof(FFRawVideoDemuxerContext),\
72    .priv_class     = &shortname ## _demuxer_class,\
73};
74
75#endif /* AVFORMAT_RAWDEC_H */
76