Re: [CinePaint] ICC Examin plugin

Kai-Uwe Behrmann <[email protected]> Fri, 22 Aug 2008 20:58:13 +0200 (CEST)
Newsgroups gmane.comp.video.cinepaint.user
Message-ID <[email protected]>
Am 17.08.08, 21:06 +0200 schrieb Milan Knížek:
> When "Print Proof" is not selected, the image colours are shown as per
> the image profile. When "Print Proof" is selected, the image colours are
> shown after transformation to the printer profile - i.e. they fit in the
> smaller printer gamut.

... and they should show a tracing line of the colour movement.
 
> I would like to see the image colours (pixels) as per image (or working
> space) gamut and as an extra information the gamut of the printer. This
> should clearly visualise, which colours of the particular image are out
> of the printer gamut and how far.

It is not enough to estimate the distance to the printer gamut. Colours 
can move from outside the printer gamut to inside the printer gamut,
depending on the profiles and rendering intent selected. 
Further, colours, which are inside the printers gamut, might change in 
CIE*Lab colour space as well. But it's harder to see this change with 
a pixel only representation. The tracing lines are more verbose about 
this movement. Switch print simulation on and of, or switch between 
different rendering intents to make those lines visible.

This is available in the CinePaint CVS and in the ICC Examin git 
repositories.

> Is this possible with the ICC examin plugin?

kind regards
Kai-Uwe Behrmann
-- 
developing for colour management 
www.behrmann.name + www.oyranos.org

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