<HTML><BODY>I'm analyzing RTSP stream data and need to have the time difference in milliseconds between each video frame. Stream server send timestamp values like below:<br><br>1271120994<br>1271124594<br>1271128194<br>...<br>...<br>...<br><br>but it does not look like difference between frames is coming in milliseconds or microseconds: 1271124594 - 1271120994 = 3600<br><br>How to calculate timestamp difference in milli or micro seconds?<br><br><br><br></BODY></HTML>