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avformat/genh: Fix tools/probetest failure

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Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-11-17 17:01:58 +01:00
parent 0be48dd9bb
commit 3a4d8281c6
1 changed files with 2 additions and 0 deletions
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2
libavformat/genh.c
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@ -32,6 +32,8 @@ static int genh_probe(AVProbeData *p)
{ {
if (AV_RL32(p->buf) != MKTAG('G','E','N','H')) if (AV_RL32(p->buf) != MKTAG('G','E','N','H'))
return 0; return 0;
if (AV_RL32(p->buf+4) <= 0 || AV_RL32(p->buf+4) > 0xFFFF) // channels
return 0;
return AVPROBE_SCORE_MAX / 3 * 2; return AVPROBE_SCORE_MAX / 3 * 2;
} }