[Openicc] Open Source compatible AdobeRGB profile
Kai-Uwe Behrmann
ku.b at gmx.de
Fri Jul 7 09:27:14 PDT 2006
Ann,
I have not much experience/support for v4 currently. I would start with v2
and orient on the hex values as described in the specification:
http://www.adobe.com/digitalimag/pdfs/AdobeRGB1998.pdf
Thanks as well for the hints in your other email.
regards
Kai-Uwe Behrmann
+ development for color management
+ imaging / panoramas
+ email: ku.b at gmx.de
+ http://www.behrmann.name
Am 07.07.06, 11:58 -0400 schrieb almccart at lexmark.com:
> Kai-Uwe,
>
> When you or Graeme builds the compatibleWithAdobeRGB.icc profile, I suggest testing
> it with lots of images to compare it to the Adobe profile. It is OK to
> build it to get matching results.
> However, note that the currently widespread AdobeRGB 1998 profile is a
> version 2 profile. The
> version 4 profile is still on the drawing board. So it might be worthwhile
> to coordinate with folks in the
> ICC who are planning to build the Version 4. Version 2 color space
> profiles had only one color
> conversion path. Version 4 color space profiles have the multiple color
> conversion paths like
> printer profiles and scanner profiles.
>
> Best regards,
> Ann McCarthy
> Lexmark CPD
> Imaging Systems Engineering
>
> "To every complex problem there is a simple solution - and inevitably it
> is wrong" HL Mencken
>
>
>
>
> Kai-Uwe Behrmann <ku.b at gmx.de>
> Sent by: openicc-bounces at lists.freedesktop.org
> 07/07/2006 08:20 AM
>
>
> To: Hubert Figuiere <hfiguiere at teaser.fr>
> cc: Caulier Gilles <caulier.gilles at kdemail.net>, OpenICC Liste
> <openicc at lists.freedesktop.org>, Patrice Lagrange <lagrange at adobe.com>
> Subject: Re: [Openicc] Open Source compatible AdobeRGB profile
>
>
> Am 07.07.06, 08:00 -0400 schrieb Hubert Figuiere:
>
> > > see: http://www.adobe.com/adobergb
> > >
> > > As "compatible with Adobe RGB (1998).icc" is a bit unconventional for
> a
> > > file name I would like to name the profile compatibleWithAdobeRGB.icc
> .
> > > This is better recognizable and not limited to EXIF.
> > >
> > > Gilles and others,
> > > would you take advantage of that profile? I like to packaged it
> > > into the Oyranos' profiles collection. Location is
> /usr/share/color/icc
> > > on linux.
> > >
> > > License can be free.
> >
> > Sorry to be picky, but the URL above point to the license I described
> > previously that are not compatible with Open Source software.
> >
> > Back to square 1.
> >
>
> So you did not get the point. What I suggest is to create a own profile,
> compatibleWithAdobeRGB.icc, from the above by Adobe published spec. If
> Graeme is more quick, than take these. compatibleWithAdobeRGB.icc will be
> includeed in the Oyranos profile collection package to make it available
> at /usr/share/color/icc on linux systems.
>
> compatibleWithAdobeRGB.icc profile should indeed be free and will NOT
> follow the Adobe license model. It is NOT ideentical with "Adobe RGB
> (1998).icc".
>
> Hope this helps clearing.
>
> As long as distributions have problems with Adobe license, this would be a
>
> workaround.
>
> regards
> Kai-Uwe Behrmann
> + development for color management
> + imaging / panoramas
> + email: ku.b at gmx.de
> + http://www.behrmann.name
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