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

[Rich Felker]

On Sun, Jul 24, 2005 at 01:30:43PM -0700, RC wrote:
> On Sun, 24 Jul 2005 07:59:58 -0400
> Rich Felker <dalias at aerifal.cx> wrote:
> 
> > What do you mean by still images? Pausing during a high-motion scene?
> 
> Well, I was specifically talking about the images he posted, but yes,
> pausing gives you the same thing.
> 
> > If so I mostly agree. By the way it's also worth noting that the
> > ghosts from pp=lb probably compress very poorly.
> 
> Years ago I tried pp=lb vs. pp=md and was surprised how much better lb
> compressed. 

Yeah, the duplicate identical pixels pp=md makes will compress very
poorly (both motion and dct).

> Just now I tried pp=lb vs. kerndeint and found pp=lb to produce 45%
> smaller files (using vqscale=2) in a high-ghosting clip.  (Cue the
> "lb halves the resolution" comments).

Interesting. What if you denoise the frames too (pp=lb doubles as a
cheap denoiser)?

Rich