diff --git a/libavfilter/defaults.c b/libavfilter/defaults.c
index 7697fd459f..7e02ea849d 100644
--- a/libavfilter/defaults.c
+++ b/libavfilter/defaults.c
@@ -72,7 +72,7 @@ void avfilter_default_start_frame(AVFilterLink *link, AVFilterPicRef *picref)
         out = link->dst->outputs[0];
 
     if(out) {
-        out->outpic      = avfilter_get_video_buffer(out, AV_PERM_WRITE, link->w, link->h);
+        out->outpic      = avfilter_get_video_buffer(out, AV_PERM_WRITE, out->w, out->h);
         out->outpic->pts = picref->pts;
         avfilter_start_frame(out, avfilter_ref_pic(out->outpic, ~0));
     }