X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavfilter%2Fvf_zoompan.c;h=59c9b19ec853491c811532b8d1c8f27d45a13deb;hb=8d861cd850597c009b6d947a556209f4ac7469d9;hp=dea10d51371f6905104061ca785019c2c3496fae;hpb=ff44c2d4f483cda53859ce019f3815c69239a7e0;p=ffmpeg

diff --git a/libavfilter/vf_zoompan.c b/libavfilter/vf_zoompan.c
index dea10d51371..59c9b19ec85 100644
--- a/libavfilter/vf_zoompan.c
+++ b/libavfilter/vf_zoompan.c
@@ -245,6 +245,8 @@ static int output_single_frame(AVFilterContext *ctx, AVFrame *in, double *var_va
     }
     return ret;
 error:
+    sws_freeContext(s->sws);
+    s->sws = NULL;
     av_frame_free(&out);
     return ret;
 }
@@ -257,6 +259,8 @@ static int activate(AVFilterContext *ctx)
     int status, ret = 0;
     int64_t pts;
 
+    FF_FILTER_FORWARD_STATUS_BACK(outlink, inlink);
+
     if (s->in && ff_outlink_frame_wanted(outlink)) {
         double zoom = -1, dx = -1, dy = -1;
 
@@ -344,6 +348,10 @@ static av_cold void uninit(AVFilterContext *ctx)
 
     sws_freeContext(s->sws);
     s->sws = NULL;
+    av_expr_free(s->x_expr);
+    av_expr_free(s->y_expr);
+    av_expr_free(s->zoom_expr);
+    av_frame_free(&s->in);
 }
 
 static const AVFilterPad inputs[] = {