[Openicc] CUPS Color Management under Linux gets into distros

Kai-Uwe Behrmann ku.b at gmx.de
Thu Feb 10 10:28:42 PST 2011


Am 10.02.11, 09:57 -0800 schrieb Hal V. Engel:
> On Wednesday, February 09, 2011 09:08:41 AM Leonard Rosenthol wrote:
>> The Ghent Workgroup's Output Suite has a nice one.  Here you go.
>>
>> Leonard
>
> Poppler with or without the recent rendering intent patch does not render this
> or the Altona test files correctly.
>
> I now have GhostScript 9.00 installed on my system and I tested the Ghent
> rendering intent PDF and it also does not render it correctly either.  The
> other two Ghent CM tests (over print and source profile) do work correctly.
> Poppler also passes these two tests.

confirmed

> Could this be an issue with LCMS not correctly doing rendering intents?  I

I doubt especially for lcms1. In lcms2 where only some extrem case bugs 
found as its is new.

> have tested the new RI poppler patches and added extra debug output so I can
> see what it is doing.  It is picking up the RI values from the PDF files and it
> is passing these through to LCMS when it creates the transform.  Yet the
> output appears to not have RI applied correctly.  Since both GS9 and a patched
> poppler fail this test could indicated that this is a CMS issue but I am not
> sure how I would go about isolating this.

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



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