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wmapro: prevent division by zero when sample rate is unspecified

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This fixes Bugzilla #327:

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Sean McGovern
2012-08-02 15:37:28 -04:00
committed by Ronald S. Bultje
parent 7191e1c490
commit 3693608023
1 changed files with 5 additions and 0 deletions
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5
libavcodec/wmaprodec.c
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@@ -340,6 +340,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
if (s->avctx->sample_rate <= 0) {
av_log(avctx, AV_LOG_ERROR, "invalid sample rate\n");
return AVERROR_INVALIDDATA;
}
s->num_channels = avctx->channels; s->num_channels = avctx->channels;
if (s->num_channels < 0) { if (s->num_channels < 0) {