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avformat/mov: Factor offset advancement out in probing 

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2021-02-06 18:22:57 +01:00
parent 941e747d66
commit 1ad6801a61
1 changed files with 1 additions and 5 deletions
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6
libavformat/mov.c
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@ -7141,7 +7141,6 @@ static int mov_probe(const AVProbeData *p)
} else {
score = AVPROBE_SCORE_MAX;
}
offset = FFMAX(4, size) + offset;
break;
/* those are more common words, so rate then a bit less */
case MKTAG('e','d','i','w'): /* xdcam files have reverted first tags */
@ -7150,7 +7149,6 @@ static int mov_probe(const AVProbeData *p)
case MKTAG('j','u','n','k'):
case MKTAG('p','i','c','t'):
score = FFMAX(score, AVPROBE_SCORE_MAX - 5);
offset = FFMAX(4, size) + offset;
break;
case MKTAG(0x82,0x82,0x7f,0x7d):
case MKTAG('s','k','i','p'):
@ -7158,11 +7156,9 @@ static int mov_probe(const AVProbeData *p)
case MKTAG('p','r','f','l'):
/* if we only find those cause probedata is too small at least rate them */
score = FFMAX(score, AVPROBE_SCORE_EXTENSION);
offset = FFMAX(4, size) + offset;
break;
default:
offset = FFMAX(4, size) + offset;
}
offset = FFMAX(4, size) + offset;
}
if (score > AVPROBE_SCORE_MAX - 50 && moov_offset != -1) {
/* moov atom in the header - we should make sure that this is not a