[mythtv-users] Re: How to convert PCM audio track to AC3?

Boleslaw Ciesielski bolek-mythtv at curl.com
Sat Apr 2 21:02:13 UTC 2005


Ian Trider wrote:
> Your post raises the question though; why are you even doing this? 
> The output is already DVD-compliant if you record at 352, 704, or 720
> x 480 (or 576 in PAL countries).  MythTV simply names the MPEG file
> .nuv -- dvdauthor will take the file directly.
> [...]
> Demuxing the audio and video is just asking for trouble -- PVR-350
> audio and video streams aren't guaranteed perfect sync, but are kept
> that way through PTS data, which is lost when you demux.

Ah, but I think the demuxing is needed so one can run "mplex -f 8" to 
insert the NAV sectors (whatever they are :-). dvdauthor does not take 
native PVR-250 files.

Bolek


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