[MEncoder-users] Trying to fully understand de-interlacing.

[Carl Eugen Hoyos]

Andy Furniss <andyqos <at> ukfsn.org> writes:

> IIRC yadif will assume interlaced chroma - but I found when testing 
> 4:2:2 (though pointless for PAL) that it only accepted 4:2:0, in which 
> cads it became important to specify  -vf scale=-1:-1:1 (for the s/w 
> 4:2:2 to 4:2:0) to avoid sharp vertical edges between saturated colours 
> being blurred after deinterlacing.

It doesn't matter in this case since if the camera would record something else
than 4:2:0, it could not be decoded;-)

Carl Eugen