From d371c3c2e2830d9783465ecfe1ab7d93351083b7 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Mon, 18 Mar 2013 21:31:54 +0100
Subject: [PATCH] vf_frei0r: make config_props work properly when called
multiple times.
Do not leak the initialized filter instance.
---
libavfilter/vf_frei0r.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index ff7e308a8df..7e79b28f8f2 100644
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -317,6 +317,8 @@ static int config_input_props(AVFilterLink *inlink)
AVFilterContext *ctx = inlink->dst;
Frei0rContext *s = ctx->priv;
+ if (s->destruct && s->instance)
+ s->destruct(s->instance);
if (!(s->instance = s->construct(inlink->w, inlink->h))) {
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
return AVERROR(EINVAL);
@@ -451,6 +453,8 @@ static int source_config_props(AVFilterLink *outlink)
outlink->h = s->h;
outlink->time_base = s->time_base;
+ if (s->destruct && s->instance)
+ s->destruct(s->instance);
if (!(s->instance = s->construct(outlink->w, outlink->h))) {
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
return AVERROR(EINVAL);
--
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