[mythtv] Myth .nuv MPEG4 format portability

David Madsen madsend at myrealbox.com
Thu Feb 27 19:54:19 EST 2003


I have looked for some sort of command line option to use that would add
these reproduced frames back into the mplayer stream but didn't have any
luck.  Maybe this idea should be suggested to the developers there.

Dave Madsen
----- Original Message -----
From: "Matt Zimmerman" <mdz at debian.org>
To: "Development of mythtv" <mythtv-dev at snowman.net>
Sent: Thursday, February 27, 2003 7:48 PM
Subject: Re: [mythtv] Myth .nuv MPEG4 format portability


> On Thu, Feb 27, 2003 at 07:36:06PM -0700, David Madsen wrote:
>
> > Yes, you are correct in your assumption.  mencoder does something
different
> > while handling the data than mplayer does.  Either mencoder is chopping
out
> > some of the audio or reproducing some of the dropped frames (more
likely)
> > and mplayer doesn't do this when used in the yuv4mpeg output method
> > apparently.
>
> I know for a fact that mencoder duplicates frames to compensate for this
> sort of thing.  It also makes perfect sense that mplayer would not do so,
> since it is unnecessary for display purposes.
>
> > I think one of the main reasons that shell scripts and pipes are still
> > being used is the old idea of people not wanting to reinvent the wheel.
> > Someone has already done this or that so we'll just pipe over o this
other
> > program which will do what we want.  The script actually works quite
well
> > despite all the many different programs involved.  It'll even burn it
> > straight to CD for you if you drop a blank in your drive, as long as you
> > have configured it correctly of course.
>
> There is nothing wrong with stringing multiple tools together to process
> a data stream, but one would think that when this type of usage is so
> common, the tools in question would be adapted to work nicely without
hacks
> like named pipes and writing out a lot of temporary files.
>
> --
>  - mdz
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