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vf_gradfun: make config_props work properly when called multiple times.

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This commit is contained in:
Anton Khirnov 2013-03-18 21:31:54 +01:00
parent b06848f4de
commit 87c31cfd7a
1 changed files with 1 additions and 0 deletions
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libavfilter/vf_gradfun.c
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@ -166,6 +166,7 @@ static int config_input(AVFilterLink *inlink)
int hsub = desc->log2_chroma_w;
int vsub = desc->log2_chroma_h;
av_freep(&s->buf);
s->buf = av_mallocz((FFALIGN(inlink->w, 16) * (s->radius + 1) / 2 + 32) * sizeof(uint16_t));
if (!s->buf)
return AVERROR(ENOMEM);