fftools/ffmpeg: copy average framerate for streamcopy, when known

4 years ago · f6ea2ee005
parent 04feb1c038
commit f6ea2ee005
1 changed files with 5 additions and 1 deletions
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@ -3144,7 +3144,11 @@ static int init_output_stream_streamcopy(OutputStream *ost)

    if (!ost->frame_rate.num)
        ost->frame_rate = ist->framerate;
-    ost->st->avg_frame_rate = ost->frame_rate;
+
+    if (ost->frame_rate.num)
+        ost->st->avg_frame_rate = ost->frame_rate;
+    else
+        ost->st->avg_frame_rate = ist->st->avg_frame_rate;

    ret = avformat_transfer_internal_stream_timing_info(of->ctx->oformat, ost->st, ist->st, copy_tb);
    if (ret < 0)