[argyllcms] Re: AW: Black generation and black ink limiting

  • From: Martin Weberg <martin.weberg@xxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Thu, 1 Apr 2010 14:18:36 +0200

2010/4/1 Vladimir Gajic <vgajic67@xxxxxxxxxxxxxx>:
> My "old" way of testing the
> separation quality of a profile is simply in generating a Lab-ramp (from 0 0
> 0 to 100 0 0) and converting using perceptual ri. This what you see in your
> separations responds almost exactly to what you will get running xicclu -v
> -g -fb -ip profile.icc

I do this too. Convert Lab to CMYK in Photoshop then turn
CMYK-channels on and off to spot sudden changes. If you have a good
monitor/set-up you will see if those non-smooth curves will cause
visual (real) problems.

Martin Weberg

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