00001 /* 00002 * RAW Dirac demuxer 00003 * Copyright (c) 2007 Marco Gerards <marco@gnu.org> 00004 * 00005 * This file is part of FFmpeg. 00006 * 00007 * FFmpeg 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 * FFmpeg 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 FFmpeg; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00020 */ 00021 00022 #include "libavutil/intreadwrite.h" 00023 #include "avformat.h" 00024 #include "rawdec.h" 00025 00026 static int dirac_probe(AVProbeData *p) 00027 { 00028 if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D')) 00029 return AVPROBE_SCORE_MAX; 00030 else 00031 return 0; 00032 } 00033 00034 FF_DEF_RAWVIDEO_DEMUXER(dirac, "raw Dirac", dirac_probe, NULL, CODEC_ID_DIRAC)