Libav 0.7.1
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00001 /* 00002 * RAW demuxers 00003 * Copyright (C) 2007 Aurelien Jacobs <aurel@gnuage.org> 00004 * 00005 * This file is part of Libav. 00006 * 00007 * Libav is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU Lesser General Public 00009 * License as published by the Free Software Foundation; either 00010 * version 2.1 of the License, or (at your option) any later version. 00011 * 00012 * Libav is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 * Lesser General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public 00018 * License along with Libav; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00020 */ 00021 00022 #ifndef AVFORMAT_RAWDEC_H 00023 #define AVFORMAT_RAWDEC_H 00024 00025 #include "avformat.h" 00026 #include "libavutil/log.h" 00027 00028 typedef struct RawAudioDemuxerContext { 00029 AVClass *class; 00030 int sample_rate; 00031 int channels; 00032 } RawAudioDemuxerContext; 00033 00034 typedef struct FFRawVideoDemuxerContext { 00035 const AVClass *class; 00036 char *video_size; 00037 char *pixel_format; 00038 char *framerate; 00039 } FFRawVideoDemuxerContext; 00040 00041 extern const AVClass ff_rawaudio_demuxer_class; 00042 extern const AVClass ff_rawvideo_demuxer_class; 00043 00044 int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap); 00045 00046 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt); 00047 00048 int ff_raw_audio_read_header(AVFormatContext *s, AVFormatParameters *ap); 00049 00050 int ff_raw_video_read_header(AVFormatContext *s, AVFormatParameters *ap); 00051 00052 #define FF_DEF_RAWVIDEO_DEMUXER(shortname, longname, probe, ext, id)\ 00053 AVInputFormat ff_ ## shortname ## _demuxer = {\ 00054 .name = #shortname,\ 00055 .long_name = NULL_IF_CONFIG_SMALL(longname),\ 00056 .read_probe = probe,\ 00057 .read_header = ff_raw_video_read_header,\ 00058 .read_packet = ff_raw_read_partial_packet,\ 00059 .extensions = ext,\ 00060 .flags = AVFMT_GENERIC_INDEX,\ 00061 .value = id,\ 00062 .priv_data_size = sizeof(FFRawVideoDemuxerContext),\ 00063 .priv_class = &ff_rawvideo_demuxer_class,\ 00064 }; 00065 00066 #endif /* AVFORMAT_RAWDEC_H */