[MPlayer-G2-dev] transcode filters

Arpi arpi at thot.banki.hu
Tue Apr 20 17:26:22 CEST 2004


Hi,

> > > cshift - chroma lag shifter
> > 
> > What is chroma lag?
> 
> The chrominance component shifted to the left or right compared to
> luminance. This seems to happen in some broadcast situations. Granted
> this is not *widely* necessary.

swscaler can do this, see -ssf

> > > decimate - NTSC decimation in pure software
> > 
> > What is NTSC decimation?
> 
> Removal of duplicate frames. Made as a part of the inverse telecine
> process. MPlayer seems to have the whole process in one big whopping
> filter (ivtc or detc); but heck, what if I need this stuff for other
> purposes? 

there is such filter for duplicate (very similar) frame removal

> > > smartdeinter/smartyuv - "smart" deinterlacing, only deinterlaces motion
> > > areas and keeps the full resoultion in others
> > 
> > Similar to pp=md.
> 
> smartdeinter uses some thresholds (all tune-able) to detect motion
> areas, and only applies a deinterlacing algorithm to where it has
> detected motion.  (smartyuv is a yuv-optimized version of the same).

kerndeint?


A'rpi / MPlayer, Astral & ESP-team

--
PyMaViS - my answer to worm storm - http://mplayerhq.hu/~arpi/pymavis/




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