[MPlayer-users] scaling and deinterlacing, telecine

[Nico Sabbi]

Il giorno sab, 10/01/2009 alle 15.34 -0600, Matyas Sustik ha scritto:
> Carl Eugen Hoyos wrote:
> > If the original source was progressive (as most movies are), I don't think
> > what the upconverter produces is interlaced from your point of you (that is
> > what I see every day with SD MPEG2 via DVB. If somebody thinks upconverters
> 
> This was 1080i HD broadcast of a movie.  I am quite confused overall how a
> progressive 23.97ps movie can be broadcast in different ways.  The above was
> the worst of I have seen.  It was a KLRU broadcast of Jane Eyre (1996) with
> black bars around, except the bars were not completely black so cropdetect
> did not work on it.  I also recorded Bruce Almighty OTA from Fox.  It was
> 720p reported as 59.94fps progressive.  I could not observe a clear frame
> duplication pattern though.
> 
> > you will get much better quality (IMO) if you use a deinterlacer. yadif is
> > by far the best deinterlacer for MPlayer quality-wise.
> 
> I also prefer yadif!
> 
> Thanks for your comments.
> Matyas
> -
> Every hardware eventually breaks.  Every software eventually works.

in US certain 29.976 fps movies are telecined to 59.94 fps  repeating
every frame twice, while others (23.976) ... well, do the math :)