[argyllcms] Re: Greenish cast in darker blacks

  • From: Pascal de Bruijn <pmjdebruijn@xxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Thu, 24 Dec 2009 00:46:51 +0100

On Wed, Dec 23, 2009 at 10:24 PM, andrzej duda <desdaa@xxxxxxxxx> wrote:
>
> Why don't try -B, it worked for me and Alexander.
> -f1 -k0 -A20 -B0.1
> Here, the difference it makes in LUT curves:
> http://www.freelists.org/post/argyllcms/Problem-with-110-RC2,16
> The lowest value for -B can't be lower than measured black point.
> http://www.freelists.org/post/argyllcms/How-do-I-force-dispcal-to-always-map-R0-B0-G0-R0-B0-G0-on-the-calibrated-video-LUT,10

Generating LUT (LAB or XYZ) profiles seems to give severely worse results.

The additional dispcal parameter do not seem to make a big change...

I guess it's a good idea to wait for RC3, and then recheck if the
problem still exists.

Thanks for your time,
Pascal de Bruijn

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