[MEncoder-users] Re: x264 lossless, or is it?

Rich Felker dalias at aerifal.cx
Tue Dec 6 08:56:06 CET 2005

On Tue, Dec 06, 2005 at 08:35:09AM +0100, Hans-Carl Oberdalhoff wrote:
> 2005/12/5, Aleksandar Uzelac <uzi at galeb.etf.bg.ac.yu>:
> >   this is a great idea! i see that FFDSHOW is supporting this format. but can i
> > use mencoder to make MPNG? and when i say mencoder, i mean win32 build. i dont
> > have it in "-ovc help", and lavc "vcodec" doesn't have MPNG as an option (but in
> > FFDSHOW it is libavcodec that handles this type of movie).
> I can't test it right now, but something like this might work
> mencoder mf://*.png -ffourcc MPNG -ofps 10 -ovc copy -nosound -o movie.avi
> You HAVE to check the "ofps"! Or your movie will play too slow/fast.
> And I have no clue, what fourcc is needed, so that ffdshow will accept
> your movie. MPNG is just a guess.

-ofps does not do what you want. The option you're looking for is -mf fps=10
(although 10fps looks very bad.. hopefully you'll use a higher framerate)

-ofps only controls OUTPUT fps, and will drop/duplicate input frames
to obtain the desired output framerate.


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