From 9bdb476c40372a2609219e649dcc037ee7c67963 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Thu, 10 Feb 2022 09:18:36 +0100 Subject: [PATCH] avfilter/vf_avgblur: fix memory leaks if config_input() is called again --- libavfilter/vf_avgblur.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/libavfilter/vf_avgblur.c b/libavfilter/vf_avgblur.c index e44b9f63c8..bd4471cb8e 100644 --- a/libavfilter/vf_avgblur.c +++ b/libavfilter/vf_avgblur.c @@ -187,12 +187,21 @@ static void build_lut(AVFilterContext *ctx, int max) } } +static av_cold void uninit(AVFilterContext *ctx) +{ + AverageBlurContext *s = ctx->priv; + + av_freep(&s->buffer); +} + static int config_input(AVFilterLink *inlink) { AVFilterContext *ctx = inlink->dst; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format); AverageBlurContext *s = ctx->priv; + uninit(ctx); + s->depth = desc->comp[0].depth; s->max = 1 << s->depth; s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w); @@ -316,13 +325,6 @@ static int process_command(AVFilterContext *ctx, const char *cmd, const char *ar return 0; } -static av_cold void uninit(AVFilterContext *ctx) -{ - AverageBlurContext *s = ctx->priv; - - av_freep(&s->buffer); -} - static const AVFilterPad avgblur_inputs[] = { { .name = "default",