[mythtv-users] MPEG2 -> MPEG2 Transcoding

Steven Adeff adeffs.mythtv at gmail.com
Wed Mar 29 14:35:46 UTC 2006

On 3/29/06, Christian Husemann <Christian.Husemann at sun.com> wrote:
> Steven Adeff wrote:
> > On 3/29/06, mikepolniak <mikpolniak at adelphia.net> wrote:
> >> On 13:28 Tue 28 Mar     , Mark A. Hoover wrote:
> >>>> Kevin,  just curious, after you have used the lossless MPEG2->MPEG2
> >>>> transcoding are you then doing anything else to the files that require
> >>>> them to be de-multiplexed like burning them to DVD?
> >>> Paul,
> >>>
> >>> Are you trying to say DVD burning the resulting stream might be a problem?
> >>> I do have one recording that I haven't stripped yet that I'm planning to
> >>> burn to DVD.
> >> I have used the lossless MPEG2 transcoding with nuvexport. nuvexport
> >> runs mythtranscode with honor cutlist and ffmpeg to create the DVD compliant
> >> file for burning. Some of these burned DVD's had bad audio-video sync.
> >>
> >> So i tried ProjectX instead of nuvexport and ProjectX seems to keep the
> >> a-v sync. But then some of the lossless MPEG2 files that ran thru  ProjectX
> >> produced truncated audio files (which some claim is due to noisey
> >> signal). Although i think in my case it has something to do with the
> >> cutting of commercials.
> >
> > When you ran it through ProjectX, what was your output format? I've
> > used it more than the internal cutter and haven't noticed the problem
> > you ran into. I output to m2p, but I've been told by one of the
> > developers that some of the other output modes are still buggy.
> >
> > Now I need to figure out a good process to use Geoffrey's work outside
> > of Myth, I basically need a nice graphical way to create the cut list
> > outside of MythTV...
> >
> > --
> > Steve
> > _______________________________________________
> > mythtv-users mailing list
> > mythtv-users at mythtv.org
> > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> What do you mean by "nice graphical"? What about feeding
> mythcommflag   -f ${file} --getcutlist

I need to see if I can create a cutlist while an episode is recording
and then run mythcommflag manually on another computer.

> to projectX with "use Frame number for cuts" as cutoption. In that case you can use the GUI from
> mythfrontend and cut it with ProjectX

except that ProjectX has to cut on specific frames no?


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