[argyllcms] Re: input profiles -u and - U scale
- From: "Gerhard Fürnkranz" <nospam456@xxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Fri, 11 Mar 2011 13:33:53 +0100
-------- Original-Nachricht --------
> Datum: Fri, 11 Mar 2011 13:22:15 +0100
> Von: "Gerhard Fürnkranz" <nospam456@xxxxxx>
> An: argyllcms@xxxxxxxxxxxxx
> Betreff: [argyllcms] Re: input profiles -u and - U scale
>
> -------- Original-Nachricht --------
> > Datum: Fri, 11 Mar 2011 00:24:57 +0300
> > Von: Nikolay Pokhilchenko <nikolay_po@xxxxxxx>
> > An: argyllcms@xxxxxxxxxxxxx
> > Betreff: [argyllcms] Re: input profiles -u and - U scale
>
> > There is white point issue with colprof & "-u" key for certain and
> > specific target data: the profile works good inside ArgyllCMS with
> relative
> > intent, but white point of characterized device is incorrect.
> > The same issue is with matrix profiles too: if the target data contains
> > not-neutral patch which Y is highest, the profile is unacceptable.
> >
> > Here is sample "RAW_daylight.ti3" in attachment.
>
> Hmm....
> What kind of target is this?
> Can you also post the manufacturer's reference file for this target?
> Just wondering, are there possibly fluorescent patches in the play?
In particular the first patch in the .ti3 file is suspect, as it has Y > 100.
-Gerhard
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