(video_sync_method == VSYNC_CFR ||
(video_sync_method == VSYNC_AUTO &&
!(oc->oformat->flags & (AVFMT_NOTIMESTAMPS | AVFMT_VARIABLE_FPS))))) {
- ost->frame_rate = ist->st->avg_frame_rate.num ? ist->st->avg_frame_rate : (AVRational){25, 1};
+ ost->frame_rate = ist->framerate.num ? ist->framerate :
+ ist->st->avg_frame_rate.num ?
+ ist->st->avg_frame_rate :
+ (AVRational){25, 1};
+
if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) {
int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
ost->frame_rate = ost->enc->supported_framerates[idx];