vf_drawtext: Fix memory leak

This commit is contained in:
Kieran Kunhya 2017-03-20 19:40:29 +00:00
parent e6be531a30
commit 4cca2f74f2

View File

@ -709,7 +709,8 @@ static av_cold void uninit(AVFilterContext *ctx)
av_expr_free(s->x_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);
s->nb_positions = 0;
@ -752,7 +753,8 @@ static int config_input(AVFilterLink *inlink)
av_expr_free(s->x_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,
NULL, NULL, fun2_names, fun2, 0, ctx)) < 0 ||