[MEncoder-users] Deinterlacing or iVTC and "best settings"

[RC]

On Fri, 15 Dec 2006 10:13:39 -0500
"Justin Randall" <jrrandall at gmail.com> wrote:

These filter chains are utterly wrong...

> # for pure interleaved NTSC @ 29.97 fps
> mencoder -oac copy -ovc xvid -xvidencopts
> fixed_quant=4:chroma_opt:vhq=4:bvhq=1:quant_type=mpeg -vf
> hqdn3d=3:2:3:3,yadif=3:1,mcdeint=2:1:10,framestep=2,filmdint=dint_thr
> es=256,crop=704:480:0:0,scale=640:480 -ofps 24000/1001 -o test.avi
> capture000.mpg

hqdn3d isn't going to work properly while the video is still interlaced.
 hqdn3d takes 3 options, not 4.  Running deinterlacing BEFORE IVTC
(filmdint) is utterly wrong.  

Basically, you're destroying the video, JUST deinterlacing (no IVTC at
all), and then dropping every 5th frame for no reason.