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wmaprodec: check min_samples_per_subframe 

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-04-14 13:13:32 +02:00
parent b28c678ba8
commit 9166f483c5
1 changed files with 6 additions and 0 deletions
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6
libavcodec/wmaprodec.c
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@ -335,6 +335,12 @@ static av_cold int decode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA;
}
if (s->min_samples_per_subframe < (1<<WMAPRO_BLOCK_MIN_BITS)) {
av_log(avctx, AV_LOG_ERROR, "min_samples_per_subframe of %d too small\n",
s->min_samples_per_subframe);
return AVERROR_INVALIDDATA;
}
s->num_channels = avctx->channels;
if (s->num_channels < 0) {