Hi, Am Dienstag, den 29.07.2008, 15:16 +0200 schrieb Nico Sabbi: > On Tuesday 29 July 2008 15:01:39 Markus Rechberger wrote: > > On Tue, Jul 29, 2008 at 2:38 PM, loody <miloody@xxxxxxxxx> wrote: > > > Dear all: > > > I study 13818-1 recently, but I cannot understand the whole flow > > > of PCR, PTS and DTS. > > > Would someone please tell me where I can get any open TS-player > > > or part of source code which can help me to figure this part out? > > > ps:I have check ffmpeg and vcl, and both of them seem cannot play > > > TS directly. > > > > you could use mplayer. > > it's the most messy player around and also the least academical ;) > ffmpeg is much cleaner, but it doesn't expose how to use > PCR wrt to DTS and PTS. in many cases it is the best player around, the v4l2 implementation was also always great, it is still most robust for A/V sync issues if you are at hardware limits and it has unique features concerning dma audio. > To make it short: you can consider the PCR your "wallclock", > the DTS and the PTS are then timestamps when you should > begin to decode and display, respectively. > In a stream the DTS and PTS are always > PCR, thus you > have to buffer packets (PES payloads) and dispatch each packet whose > [PD]TS is <= last PCR seen to the respective decoder/player > What works best is not finished at all. Compiled a lot. Concerning shuffling around HDTV files from m$ vista, with full Nvidia h.264/AVC hardware acceleration, seemingly no flaws there, to x86_64 linux and back on the other hand, there is no winner yet. Cheers, Hermann _______________________________________________ linux-dvb mailing list linux-dvb@xxxxxxxxxxx http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
