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vf_drawtext: Fix memory leak

This commit is contained in:
Kieran Kunhya 2017-03-20 19:40:29 +00:00
parent e6be531a30
commit 4cca2f74f2
1 changed files with 4 additions and 2 deletions
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6
libavfilter/vf_drawtext.c
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@ -709,7 +709,8 @@ static av_cold void uninit(AVFilterContext *ctx)
av_expr_free(s->x_pexpr); av_expr_free(s->x_pexpr);
av_expr_free(s->y_pexpr); av_expr_free(s->y_pexpr);
s->x_pexpr = s->y_pexpr = NULL; av_expr_free(s->a_pexpr);
s->x_pexpr = s->y_pexpr = s->a_pexpr = NULL;
av_freep(&s->positions); av_freep(&s->positions);
s->nb_positions = 0; s->nb_positions = 0;
@ -752,7 +753,8 @@ static int config_input(AVFilterLink *inlink)
av_expr_free(s->x_pexpr); av_expr_free(s->x_pexpr);
av_expr_free(s->y_pexpr); av_expr_free(s->y_pexpr);
s->x_pexpr = s->y_pexpr = NULL; av_expr_free(s->a_pexpr);
s->x_pexpr = s->y_pexpr = s->a_pexpr = NULL;
if ((ret = av_expr_parse(&s->x_pexpr, s->x_expr, var_names, if ((ret = av_expr_parse(&s->x_pexpr, s->x_expr, var_names,
NULL, NULL, fun2_names, fun2, 0, ctx)) < 0 || NULL, NULL, fun2_names, fun2, 0, ctx)) < 0 ||