---
libavfilter/f_drawgraph.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/libavfilter/f_drawgraph.c b/libavfilter/f_drawgraph.c
index 000255fc52..d29a7fb60a 100644
--- a/libavfilter/f_drawgraph.c
+++ b/libavfilter/f_drawgraph.c
@@ -168,7 +168,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
AVDictionaryEntry *e;
AVFrame *out = s->out;
AVFrame *clone = NULL;
- int64_t in_pts, out_pts;
+ int64_t in_pts, out_pts, in_duration;
int i;
if (s->slide == 4 && s->nb_values >= s->values_size[0] / sizeof(float)) {
@@ -320,6 +320,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
s->x++;
in_pts = in->pts;
+ in_duration = in->duration;
av_frame_free(&in);
@@ -336,6 +337,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
return AVERROR(ENOMEM);
clone->pts = s->prev_pts = out_pts;
+ clone->duration = av_rescale_q(in_duration, inlink->time_base,
outlink->time_base);
return ff_filter_frame(outlink, clone);
}
--
2.35.1
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