From 3fb29588a27a711132106b924e27b53789a58dcb Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Mon, 18 Mar 2013 22:13:35 +0100 Subject: vf_drawtext: don't leak the expressions. --- libavfilter/vf_drawtext.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'libavfilter/vf_drawtext.c') diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c index 2989bd5034..53340c84ab 100644 --- a/libavfilter/vf_drawtext.c +++ b/libavfilter/vf_drawtext.c @@ -402,6 +402,10 @@ static av_cold void uninit(AVFilterContext *ctx) DrawTextContext *s = ctx->priv; int i; + av_expr_free(s->x_pexpr); + av_expr_free(s->y_pexpr); + av_expr_free(s->d_pexpr); + s->x_pexpr = s->y_pexpr = s->d_pexpr = NULL; av_freep(&s->expanded_text); av_freep(&s->positions); av_tree_enumerate(s->glyphs, NULL, NULL, glyph_enu_free); @@ -573,6 +577,10 @@ static int config_input(AVFilterLink *inlink) av_lfg_init(&s->prng, av_get_random_seed()); + av_expr_free(s->x_pexpr); + av_expr_free(s->y_pexpr); + av_expr_free(s->d_pexpr); + s->x_pexpr = s->y_pexpr = s->d_pexpr = NULL; if ((ret = av_expr_parse(&s->x_pexpr, s->x_expr, var_names, NULL, NULL, fun2_names, fun2, 0, ctx)) < 0 || (ret = av_expr_parse(&s->y_pexpr, s->y_expr, var_names, -- cgit v1.2.3