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dpcm: check to make sure channels is 1 or 2.

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This commit is contained in:
Justin Ruggles 2011-09-11 12:40:40 -04:00
parent 4bad464e7f
commit 8d77d12a2b
1 changed files with 5 additions and 0 deletions
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5
libavcodec/dpcm.c
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@ -117,6 +117,11 @@ static av_cold int dpcm_decode_init(AVCodecContext *avctx)
int i;
short square;
if (avctx->channels < 1 || avctx->channels > 2) {
av_log(avctx, AV_LOG_INFO, "invalid number of channels\n");
return AVERROR(EINVAL);
}
s->channels = avctx->channels;
s->sample[0] = s->sample[1] = 0;