--- fftools/ffmpeg.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c index 46bb014de8..8085442156 100644 --- a/fftools/ffmpeg.c +++ b/fftools/ffmpeg.c @@ -1238,8 +1238,9 @@ static void do_video_out(OutputFile *of, nb_frames = 0; } else if (delta < -1.1) nb_frames = 0; - else if (delta > 1.1) { - nb_frames = lrintf(delta); + // let the CFR frame go backward by at most one frame duration with respect to the original VFR + else if (delta >= 2) { + nb_frames = floor(delta); if (delta0 > 1.1) nb0_frames = llrintf(delta0 - 0.6); } -- 2.27.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".