I’m using webrtcbin to stream video. On the sender sider, I have a smooth PTS with delta of 16.6 ms (60HZ). But on the receiver side, the PTS is not smooth. The video gets very choppy when the PTS fluctuates.
Sender
Frame PTS: 1000:02:08.750000000, PTS diff: 16666667
Frame PTS: 1000:02:08.766666666, PTS diff: 16666666
Frame PTS: 1000:02:08.783333333, PTS diff: 16666667
Frame PTS: 1000:02:08.800000000, PTS diff: 16666667
Frame PTS: 1000:02:08.816666666, PTS diff: 16666666
Frame PTS: 1000:02:08.833333333, PTS diff: 16666667
Frame PTS: 1000:02:08.850000000, PTS diff: 16666667
Frame PTS: 1000:02:08.866666666, PTS diff: 16666666
Frame PTS: 1000:02:08.883333333, PTS diff: 16666667
Frame PTS: 1000:02:08.900000000, PTS diff: 16666667
Frame PTS: 1000:02:08.916666666, PTS diff: 16666666
Frame PTS: 1000:02:08.933333333, PTS diff: 16666667
Frame PTS: 1000:02:08.950000000, PTS diff: 16666667
Receiver
Received frame PTS: 0:00:55.911666502, PTS diff: 16158961
Received frame PTS: 0:00:55.927814914, PTS diff: 16148412
Received frame PTS: 0:00:55.943917546, PTS diff: 16102632
Received frame PTS: 0:00:55.959973605, PTS diff: 16056059
Received frame PTS: 0:00:55.975952291, PTS diff: 15978686
Received frame PTS: 0:00:55.991889225, PTS diff: 15936934
Received frame PTS: 0:00:56.071973521, PTS diff: 80084296
Received frame PTS: 0:00:56.088685587, PTS diff: 16712066
Received frame PTS: 0:00:56.105349685, PTS diff: 16664098
Received frame PTS: 0:00:56.122010534, PTS diff: 16660849
Received frame PTS: 0:00:56.138613082, PTS diff: 16602548
Received frame PTS: 0:00:56.155158977, PTS diff: 16545895
I’m quite new to network stuff, so I would really appreciate it if someone could explain a bit.