[MPlayer-users] Re: Crop before deinterlacing OK?

[Matthias Wieser]

Am Montag, 25. Juli 2005 14:49 schrieb Rich Felker:
> On Mon, Jul 25, 2005 at 12:30:11PM +0200, Matthias Wieser wrote:
>
> > Maybe kerndeint could be improved by replacing the cubic
> > interpolation by the pp=fd interpolation which gives nicer edges.
>
> pp=fd is not (just) interpolation. It's a blend filter, just like lb,
> except it only operates on one field and blends the interpolated value
> with the discrete laplacian of the other field rather than the
> original pixels of the other field.

Hm, maybe the manpage is a bit misleading.

> This makes nasty ghosts, in the 
> form of an edge-detected version of the discarded field...

...which no person has ever seen?...

> > Maybe someone ports some additional deinterlacers from dscaler...
>
> The only way to get anything remotely correct is by doing per-pixel
> motion estimation using 2 fields of same parity, and then interpolated
> motion compensation on the opposite parity field to try to make it
> line up.

Maybe TomsMoComp deinterlacer from DScaler?



Regards,
  Matthias