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libavformat
rawdec.h
Go to the documentation of this file.
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/*
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* RAW demuxers
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* Copyright (C) 2007 Aurelien Jacobs <aurel@gnuage.org>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVFORMAT_RAWDEC_H
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#define AVFORMAT_RAWDEC_H
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#include "
avformat.h
"
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#include "libavutil/log.h"
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#include "libavutil/opt.h"
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typedef
struct
FFRawVideoDemuxerContext
{
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const
AVClass
*
class
;
/**< Class for private options. */
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char
*
video_size
;
/**< String describing video size, set by a private option. */
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char
*
pixel_format
;
/**< Set by a private option. */
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AVRational
framerate
;
/**< AVRational describing framerate, set by a private option. */
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}
FFRawVideoDemuxerContext
;
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extern
const
AVOption
ff_rawvideo_options
[];
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int
ff_raw_read_partial_packet
(
AVFormatContext
*
s
,
AVPacket
*
pkt
);
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int
ff_raw_audio_read_header
(
AVFormatContext
*
s
);
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int
ff_raw_video_read_header
(
AVFormatContext
*
s
);
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#define FF_RAWVIDEO_DEMUXER_CLASS(name)\
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static const AVClass name ## _demuxer_class = {\
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.class_name = #name " demuxer",\
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.item_name = av_default_item_name,\
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.option = ff_rawvideo_options,\
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.version = LIBAVUTIL_VERSION_INT,\
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};
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#define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\
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FF_RAWVIDEO_DEMUXER_CLASS(shortname)\
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AVInputFormat ff_ ## shortname ## _demuxer = {\
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.name = #shortname,\
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.long_name = NULL_IF_CONFIG_SMALL(longname),\
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.read_probe = probe,\
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.read_header = ff_raw_video_read_header,\
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.read_packet = ff_raw_read_partial_packet,\
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.extensions = ext,\
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.flags = AVFMT_GENERIC_INDEX,\
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.raw_codec_id = id,\
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.priv_data_size = sizeof(FFRawVideoDemuxerContext),\
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.priv_class = &shortname ## _demuxer_class,\
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};
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#endif
/* AVFORMAT_RAWDEC_H */
ff_rawvideo_options
const AVOption ff_rawvideo_options[]
Definition:
rawdec.c:108
s
const char * s
Definition:
avisynth_c.h:668
AVOption
AVOption.
Definition:
opt.h:253
FFRawVideoDemuxerContext::video_size
char * video_size
String describing video size, set by a private option.
Definition:
rawdec.h:31
AVFormatContext
Format I/O context.
Definition:
avformat.h:968
FFRawVideoDemuxerContext
Definition:
rawdec.h:29
ff_raw_read_partial_packet
int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
Definition:
rawdec.c:34
FFRawVideoDemuxerContext::pixel_format
char * pixel_format
Set by a private option.
Definition:
rawdec.h:32
ff_raw_audio_read_header
int ff_raw_audio_read_header(AVFormatContext *s)
Definition:
rawdec.c:54
AVClass
Describe the class of an AVClass context structure.
Definition:
log.h:50
AVRational
rational number numerator/denominator
Definition:
rational.h:43
avformat.h
Main libavformat public API header.
FFRawVideoDemuxerContext::framerate
AVRational framerate
AVRational describing framerate, set by a private option.
Definition:
rawdec.h:33
pkt
static AVPacket pkt
Definition:
demuxing.c:52
ff_raw_video_read_header
int ff_raw_video_read_header(AVFormatContext *s)
Definition:
rawdec.c:69
AVPacket
This structure stores compressed data.
Definition:
avcodec.h:1040
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