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authorPaul B Mahol <onemda@gmail.com>2015-12-05 16:08:29 +0100
committerPaul B Mahol <onemda@gmail.com>2015-12-05 16:15:32 +0100
commita525b844d9e454e42c762f8030c23bf56d8ec49c (patch)
treefcf8490c5a656aa53809be707f3798b99cc379ed /libavfilter/af_stereotools.c
parent66e05f6ff5e5c105bdd7bf3a49234ddac1b592c5 (diff)
downloadffmpeg-a525b844d9e454e42c762f8030c23bf56d8ec49c.tar.gz
avfilter/af_stereotools: check s->length size
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavfilter/af_stereotools.c')
-rw-r--r--libavfilter/af_stereotools.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavfilter/af_stereotools.c b/libavfilter/af_stereotools.c
index 3c796f5b15..00a0dde281 100644
--- a/libavfilter/af_stereotools.c
+++ b/libavfilter/af_stereotools.c
@@ -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);