avfilter/vf_vfrdet: fix reporting max delta

If only first delta was big it was previously discarded.

diff --git a/libavfilter/vf_vfrdet.c b/libavfilter/vf_vfrdet.c
index cac96e29a2cf760cced27bc85d5fc1721600837b..051b53babd192b4f0026351201d033138ddd079a 100644 (file)
--- a/libavfilter/vf_vfrdet.c
+++ b/libavfilter/vf_vfrdet.c
@@ -44,6 +44,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 
         if (s->delta == AV_NOPTS_VALUE) {
             s->delta = delta;
+            s->min_delta = delta;
+            s->max_delta = delta;
         }
 
         if (s->delta != delta) {