* RAW MPEG-4 video demuxer
* Copyright (c) 2006 Thijs Vermeir <thijs.vermeir@barco.com>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
for (i = 0; i < probe_packet->buf_size; i++) {
temp_buffer = (temp_buffer << 8) + probe_packet->buf[i];
- if ((temp_buffer & 0xffffff00) != 0x100)
+ if (temp_buffer & 0xfffffe00)
+ continue;
+ if (temp_buffer < 2)
continue;
if (temp_buffer == VOP_START_CODE)
VOP++;
else if (temp_buffer == VISUAL_OBJECT_START_CODE)
VISO++;
- else if (temp_buffer < 0x120)
+ else if (temp_buffer >= 0x100 && temp_buffer < 0x120)
VO++;
- else if (temp_buffer < 0x130)
+ else if (temp_buffer >= 0x120 && temp_buffer < 0x130)
VOL++;
else if (!(0x1AF < temp_buffer && temp_buffer < 0x1B7) &&
!(0x1B9 < temp_buffer && temp_buffer < 0x1C4))
}
if (VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res == 0)
- return AVPROBE_SCORE_EXTENSION;
+ return VOP+VO > 4 ? AVPROBE_SCORE_EXTENSION : AVPROBE_SCORE_EXTENSION/2;
return 0;
}