[FFmpeg-user] Reversing PAL->NTSC telecining.
Carl Eugen Hoyos
cehoyos at ag.or.at
Tue Jan 7 01:21:00 CET 2014
Nicholas Robbins <nickrobbins <at> yahoo.com> writes:
> >> >> >> If you recall, something about how mplayer dumps its
> >> >> >> vobs labels them as ~60fps, when they are really ~30.
> > I would like to look at this issue (if it is reproducible.
> > (The fps filter should not be necessary.)
> So, do you want the output of perhaps
> mplayer -dvd-device /dev/sr0 dvd://1 -dumpfile out.vob
> -dumpstream -endpos 2M
> >> a) -vf fps=30000/1001,fieldmatch,decimate=6
> >> won't a) leave interlaced frames?
> > Only for very badly cut material.
> the ffmpeg docs suggest including yadif.
It also suggests that fieldmatch is better than
pullup but I still haven't seen a sample that
shows this (it is much slower though).
I think this does not always work correctly so you should
probably only use it if necessary for your sample.
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