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-rw-r--r--libavfilter/avf_avectorscope.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libavfilter/avf_avectorscope.c b/libavfilter/avf_avectorscope.c
index fe381a631d..2ed85f56e5 100644
--- a/libavfilter/avf_avectorscope.c
+++ b/libavfilter/avf_avectorscope.c
@@ -275,6 +275,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
memset(s->outpicref->data[0] + i * s->outpicref->linesize[0], 0, outlink->w * 4);
}
s->outpicref->pts = av_rescale_q(insamples->pts, inlink->time_base, outlink->time_base);
+ s->outpicref->duration = 1;
av_frame_make_writable(s->outpicref);
ff_filter_execute(ctx, fade, NULL, NULL, FFMIN(outlink->h, ff_filter_get_nb_threads(ctx)));