From a13931843eccb35fe6a594a33e04869173cb94b6 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Tue, 17 Jan 2023 18:26:41 +0100
Subject: [PATCH] avfilter/avf_abitscope: set output time_base and output frame
 duration

---
 libavfilter/avf_abitscope.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavfilter/avf_abitscope.c b/libavfilter/avf_abitscope.c
index 58e2bdaf61..4fc3c06ecb 100644
--- a/libavfilter/avf_abitscope.c
+++ b/libavfilter/avf_abitscope.c
@@ -143,6 +143,7 @@ static int config_output(AVFilterLink *outlink)
     outlink->h = s->h;
     outlink->sample_aspect_ratio = (AVRational){1,1};
     outlink->frame_rate = s->frame_rate;
+    outlink->time_base = av_inv_q(outlink->frame_rate);
 
     return 0;
 }
@@ -233,7 +234,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
             return AVERROR(ENOMEM);
     }
 
-    outpicref->pts = insamples->pts;
+    outpicref->pts = av_rescale_q(insamples->pts, inlink->time_base, outlink->time_base);
+    outpicref->duration = 1;
     outpicref->sample_aspect_ratio = (AVRational){1,1};
 
     switch (insamples->format) {