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avfilter/af_stereotools: check s->length size 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-12-05 16:08:29 +01:00
parent 66e05f6ff5
commit a525b844d9
1 changed files with 4 additions and 0 deletions
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4
libavfilter/af_stereotools.c
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@ -110,6 +110,10 @@ static int config_input(AVFilterLink *inlink)
StereoToolsContext *s = ctx->priv;
s->length = 2 * inlink->sample_rate * 0.05;
if (s->length <= 1 && s->length & 1) {
av_log(ctx, AV_LOG_ERROR, "sample rate is too small\n");
return AVERROR(EINVAL);
}
s->buffer = av_calloc(s->length, sizeof(*s->buffer));
if (!s->buffer)
return AVERROR(ENOMEM);