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avformat/mov: decrease probe score for a random tag 

The tag comes from samples/ffmpeg/mov/unrecognized/bartjones.mov
really looks like some random data. Now the random tag matched
another file, which isn't a mov.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
This commit is contained in:
Zhao Zhili 2023-05-22 22:07:49 +08:00
parent 32a749c7a6
commit b7e79ba395
1 changed files with 2 additions and 0 deletions
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2
libavformat/mov.c
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@ -8111,6 +8111,8 @@ static int mov_probe(const AVProbeData *p)
score = FFMAX(score, AVPROBE_SCORE_MAX - 5);
break;
case MKTAG(0x82,0x82,0x7f,0x7d):
score = FFMAX(score, AVPROBE_SCORE_EXTENSION - 5);
break;
case MKTAG('s','k','i','p'):
case MKTAG('u','u','i','d'):
case MKTAG('p','r','f','l'):