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https://github.com/FFmpeg/FFmpeg.git
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f6d1b18b3d
This allows testing parsers with a wider range of input packet sizes. Which is important and usefull for regression testing, some of our parsers in fact to not work if the packet size is changed from 1024 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
113 lines
3.9 KiB
C
113 lines
3.9 KiB
C
/*
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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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int raw_packet_size;
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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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typedef struct FFRawDemuxerContext {
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const AVClass *class; /**< Class for private options. */
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int raw_packet_size;
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} FFRawDemuxerContext;
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extern const AVOption ff_rawvideo_options[];
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extern const AVOption ff_raw_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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int ff_raw_subtitle_read_header(AVFormatContext *s);
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int ff_raw_data_read_header(AVFormatContext *s);
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#define FF_RAW_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_raw_options,\
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.version = LIBAVUTIL_VERSION_INT,\
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};
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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_DEMUXER2(shortname, longname, probe, ext, id, flag)\
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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 = flag,\
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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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#define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\
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FF_DEF_RAWVIDEO_DEMUXER2(shortname, longname, probe, ext, id, AVFMT_GENERIC_INDEX)
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#define FF_RAWSUB_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_raw_options,\
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.version = LIBAVUTIL_VERSION_INT,\
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};
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#define FF_DEF_RAWSUB_DEMUXER(shortname, longname, probe, ext, id, flag)\
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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_subtitle_read_header,\
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.read_packet = ff_raw_read_partial_packet,\
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.extensions = ext,\
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.flags = flag,\
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.raw_codec_id = id,\
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.priv_data_size = sizeof(FFRawDemuxerContext),\
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.priv_class = &shortname ## _demuxer_class,\
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};
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#endif /* AVFORMAT_RAWDEC_H */
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