if (stream.getStartTime() != Global.NO_PTS && stream.getStartTime() > 0
&& stream.getTimeBase() != null)
{
IRational defTimeBase = IRational.make(1,
(int) Global.DEFAULT_PTS_PER_SECOND);
tsOffset = defTimeBase.rescale(stream.getStartTime(), stream
.getTimeBase());
}
/**
* And look up the appropriate objects that are working on that stream.
*/