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wavdec: make sample count check more precise

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May be used to fix Ticket4577

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Ganesh Ajjanagadde 2015-07-29 00:28:15 -04:00 committed by Michael Niedermayer
parent 9ec17e45b2
commit 13d605e090
1 changed files with 1 additions and 1 deletions
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libavformat/wavdec.c
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@ -430,7 +430,7 @@ break_loop:
avio_seek(pb, data_ofs, SEEK_SET); avio_seek(pb, data_ofs, SEEK_SET);
if ( data_size > 0 && sample_count && st->codec->channels if ( data_size > 0 && sample_count && st->codec->channels
&& data_size / sample_count / st->codec->channels > 8) { && (data_size << 3) / sample_count / st->codec->channels > st->codec->bits_per_coded_sample) {
av_log(s, AV_LOG_WARNING, "ignoring wrong sample_count %"PRId64"\n", sample_count); av_log(s, AV_LOG_WARNING, "ignoring wrong sample_count %"PRId64"\n", sample_count);
sample_count = 0; sample_count = 0;
} }