[argyllcms] Re: Shadow detail problem
- From: Frédéric Mantegazza <frederic.mantegazza@xxxxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Thu, 7 Feb 2008 17:45:50 +0100
On jeudi 07 février 2008, Dave Wagner wrote:
> I finally resolved my problem. I was using the sRGB profile from
> http://www.color.org/srgbprofiles.xalter with BPC for my working
> profile in Gimp. When I used the sRGB profile without BPC, the shadow
> detail returned.
>
> So, here's a final clarification question: Which combination is
> "correct," assuming that gimp is not doing BPC...
>
> 1) Use sRGB_no_BCP as a source profile to argyll's profile utility AND
> sRGB_no_BCP as the RGB working space?
>
> 2) Use sRGB_with_BPC for profile generation, sRGB_no_BCP for working
> space?
>
> 3) Use sRGB_no_BCP for profile generation, sRGB_with_BPC for the working
> space?
There is something I don't understand: how a profile alone can do BPC? I
thought this could only be done by the CMM, using source and targer
profiles...
Am I missing something?
--
Frédéric
http://www.gbiloba.org
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