Commit 5ecfcc7d authored by Marton Balint's avatar Marton Balint

ffplay: add smarter method for determining video picture duration

- consider it an invalid PTS when the next PTS value is the same as the current one
- in case of invalid or unknown PTS, return vp->duration

This fixes ffplay part of ticket #3005.
Signed-off-by: 's avatarMarton Balint <cus@passwd.hu>
parent 61dd3197
......@@ -1293,6 +1293,18 @@ static double compute_target_delay(double delay, VideoState *is)
return delay;
}
static double vp_duration(VideoState *is, VideoPicture *vp, VideoPicture *nextvp) {
if (vp->serial == nextvp->serial) {
double duration = nextvp->pts - vp->pts;
if (isnan(duration) || duration <= 0 || duration > is->max_frame_duration)
return vp->duration;
else
return duration;
} else {
return 0.0;
}
}
static void pictq_next_picture(VideoState *is) {
/* update queue size and signal for next picture */
if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
......@@ -1407,7 +1419,7 @@ retry:
if (is->pictq_size > 1) {
VideoPicture *nextvp = &is->pictq[(is->pictq_rindex + 1) % VIDEO_PICTURE_QUEUE_SIZE];
duration = nextvp->pts - vp->pts;
duration = vp_duration(is, vp, nextvp);
if(!is->step && (redisplay || framedrop>0 || (framedrop && get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER)) && time > is->frame_timer + duration){
if (!redisplay)
is->frame_drops_late++;
......
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