[MPlayer-dev-eng] [BUG] DVB/MPEG-TS problems now reproducable

Nico nsabbi at libero.it
Fri Aug 29 16:39:53 CEST 2003

David Kühling wrote:

>I just uploaded files to ftp.mplayerhq.hu/MPlayer/incoming 
>that allow an (almost) time-exact replay of the DVB stream 
>which I'm receiving here in Berlin. 
>Download ftp.mplayerhq.hu/MPlayer/incoming/frozenstream.tgz, 
>extract and compile. 
>Download dvbt-berlin.mpg and dvbt-berlin.ti. 
>Reproduce the stream: 
>./frozenstream play dvbt-berlin.mpg dvbt-berlin.ti \ 
>   | mplayer - 
>This shows exactly the same A/V sync misbehaviour which I 
>see when playing directly from DVB.  If you replay with  
>-cache 4096  or -nosound, everything should work right. 
Ok, I will test it tonight.

>The stream recording works by storing information about how 
>many bytes were available at which point in time to a file 
>(eg dvbt-berlin.ti) while recording from 
>/dev/dvb/adapter0/dvr0.  Those information are used on  
>playback (`frozenstream play') to make sure that at any of 
>those time-points exactly the same amount of data was send 
>to stdout. 
>Maybe somebody with more knowledge of MPlayer's demuxer can 
>now have a look at it? 

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