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mpegprobe: fix misdetection of mp3 

Fixes tikcet1524

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-08-03 02:45:07 +02:00
parent 752344dada
commit 31d8261cde
1 changed files with 2 additions and 1 deletions
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3
libavformat/mpeg.c
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@ -91,10 +91,11 @@ static int mpegps_probe(AVProbeData *p)
if(pspack > invalid && (priv1+vid+audio)*10 >= pspack*9)
return pspack > 2 ? AVPROBE_SCORE_MAX/2+2 : AVPROBE_SCORE_MAX/4; // +1 for .mpg
if((!!vid ^ !!audio) && (audio > 4 || vid > 1) && !sys && !pspack && p->buf_size>2048 && vid + audio > invalid) /* PES stream */
return (audio > 12 || vid > 3) ? AVPROBE_SCORE_MAX/2+2 : AVPROBE_SCORE_MAX/4;
return (audio > 12 || vid > 3 + 2*invalid) ? AVPROBE_SCORE_MAX/2+2 : AVPROBE_SCORE_MAX/4;
//02-Penguin.flac has sys:0 priv1:0 pspack:0 vid:0 audio:1
//mp3_misidentified_2.mp3 has sys:0 priv1:0 pspack:0 vid:0 audio:6
//Have\ Yourself\ a\ Merry\ Little\ Christmas.mp3 0 0 0 5 0 1 len:21618
return score;
}