[MPlayer-users] Reducing FPS?
Mark Williams (MWP)
mwp at internode.on.net
Sat Mar 19 14:49:32 CET 2005
> > > >> Hi,
> > > >>
> > > >> you can use the option -ofps of mencoder.
> > > >> Use mencoder -ofps 25.
> > > >
> > > >No...
> > > >This sets the output frame rate.
> > > >If i do this, i get video which is 1/2 the speed of normal.
> > >
> > > It seems that I do not fully understand your problem.
> > > I use to reduce the FPS of my videos with ofps because some of my files
> > > are at 60fps.
> >
> > I basically need mencoder to drop every 2nd frame.
> >
> > Thanks.
>
> If you tell mencoderthe "-ofps" option, it tries to achieve this framerate
> without changing speed of the video.
> It will drop/duplicate frames as needed.
>
> But sadly, sometimes it gets this a bit wrong. (For example speed-changes
> sometimes happened, when I de-telecined videos)
> You can try "mencoder -fps 50 -ofps 25" to remind him of the input framerate
> then. This helps in my cases.
Tried "-fps 50 -ofps 25", didnt help, still get video at 1/2 speed.
Any other ideas?
Thanks again.
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