[MPlayer-users] -vf ilpack

[D Richard Felker III]

On Tue, Mar 09, 2004 at 09:51:46AM +0300, Vladimir Mosgalin wrote:
> On Tue, 9 Mar 2004, D Richard Felker III wrote:
> 
> DRFI>You could try to estimate the 'resolution loss' based on where the
> DRFI>errors get too big, I suppose. All I'm saying is that it's very false
> DRFI>that you lose "half the resolution" from linear blend. Linear blend
> DRFI>followed by a sharpen filter (i.e. pp=l5) will look very close to the
> DRFI>original when applied to progressive pictures.
> 
> What is l5

Convolution deinterlace with (-1 2 6 2 -1)/8. Note that this is the
composition of (1 2 1)/4 (aka lb) and (-1 4 -1)/2 (a simple sharpening
kernel).

> and why it isn't in -pphelp?

Good question...

Rich