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vf_frei0r: make config_props work properly when called multiple times. 

Do not leak the initialized filter instance.
This commit is contained in:
Anton Khirnov 2013-03-18 21:31:54 +01:00
parent 87c31cfd7a
commit d371c3c2e2
1 changed files with 4 additions and 0 deletions
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4
libavfilter/vf_frei0r.c
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@ -317,6 +317,8 @@ static int config_input_props(AVFilterLink *inlink)
AVFilterContext *ctx = inlink->dst; AVFilterContext *ctx = inlink->dst;
Frei0rContext *s = ctx->priv; Frei0rContext *s = ctx->priv;
if (s->destruct && s->instance)
s->destruct(s->instance);
if (!(s->instance = s->construct(inlink->w, inlink->h))) { if (!(s->instance = s->construct(inlink->w, inlink->h))) {
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance"); av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
return AVERROR(EINVAL); return AVERROR(EINVAL);
@ -451,6 +453,8 @@ static int source_config_props(AVFilterLink *outlink)
outlink->h = s->h; outlink->h = s->h;
outlink->time_base = s->time_base; outlink->time_base = s->time_base;
if (s->destruct && s->instance)
s->destruct(s->instance);
if (!(s->instance = s->construct(outlink->w, outlink->h))) { if (!(s->instance = s->construct(outlink->w, outlink->h))) {
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance"); av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
return AVERROR(EINVAL); return AVERROR(EINVAL);