From: "Dr. Werner Fink" <werner@xxxxxxx> > On Tue, Aug 23, 2005 at 04:54:49PM +0200, Rene Bartsch wrote: > > Which measurement is used for PTS/PTR? Nanoseconds? > Normally ticks within a 90kHz clock are used for that. >From ITU-T H.222.0: | Time stamps are generally in units of 90 kHz, but the System Clock | Reference (SCR), the Program Clock Reference (PCR) and the optional | Elementary Stream Clock Reference (ESCR) have extensions with a | resolution of 27 MHz. Regards, -- Robert Schlabbach e-mail: robert_s@xxxxxxx Berlin, Germany