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Code Issues Releases Activity

Make probing for VC1 test bitstream format stricter

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Originally committed as revision 19860 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2009-09-15 15:22:36 +00:00
parent 2370338850
commit 23218a9801
1 changed files with 3 additions and 1 deletions
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4
libavformat/vc1test.c
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@ -33,7 +33,9 @@
static int vc1t_probe(AVProbeData *p)
{
if (p->buf[3] != 0xC5 || AV_RL32(&p->buf[4]) != 4)
if (p->buf_size < 24)
return 0;
if (p->buf[3] != 0xC5 || AV_RL32(&p->buf[4]) != 4 || AV_RL32(&p->buf[20]) != 0xC)
return 0;
return AVPROBE_SCORE_MAX/2;