[MEncoder-users] Problems when creating video dvd

[Guillaume POIRIER]

Hi,

On 1/16/06, Oded Shimon <ods15 at ods15.dyndns.org> wrote:
> On Mon, Jan 16, 2006 at 06:21:17PM +0100, Guillaume POIRIER wrote:
> > Hi,
> >
> > On 1/16/06, Sebastian <sebastian_ml at gmx.net> wrote:
> > > On Mo, Jan 16, 2006 at 12:39:04 -0400, Giacomo Comes wrote:
> > > > Using -nosound is also a bad idea. In order to test stuffs (options,
> > > > dvdauthor, mplex, etc) I would suggest you to encode only a small
> > > > portion of the movie. You can use -frames 10000 in order to encode
> > > > few minutes. Test the results and when you have found a working
> > > > command line, encode the whole movie.
> > >
> > > You're right, will do. I just get this feeling that this is all about
> > > "harddup". I left it out because I didn't see it in the guide ->
> > > http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-vcd-dvd.html
> > > It definitely is in there, but too late, in the "Putting it all
> > > Together" section. It should be mentioned early on (with a short explanation
> > > of its meaning, what it does and why one needs it for mpeg encoding).
> > >
> > > Anyone cares to change that? :)
> >
> > I could change it, but I need to be dead sure that this option is
> > absolutely necessary. Nico, can you confirm?
>
> I can confirm - without harddup, MEncoder uses "0 byte frames" to make a
> fake delay, to constrain to fixed fps. 0 byte frames are legal in AVI, but
> the are completely illegal in MPEG and will most likely even make the mpeg
> muxer fail, as it has a framer that reads the frames given it.
>
> it's either harddup, or -mc 0 -noskip, or just pure luck that mencoder for
> this specific file didn't give you any duplicate frames.

I'll commit an small note about this shortly. Keep an eye on my
mirror: http://tuxrip.free.fr//MPlayer-DOCS-HTML/en/menc-feat-vcd-dvd.html

Guillaume
--
Life is pleasant. Death is peaceful. It's the transition that's troublesome.
    Isaac Asimov (1920 - 1992)

MPlayer's doc is offline. Find some fresh one here:
http://tuxrip.free.fr//MPlayer-DOCS-HTML/en/
http://tuxrip.free.fr//MPlayer-DOCS-HTML/fr/