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Re: [Openexr-devel] Introduction and CTL/ICC question
From: |
Geraldine Joffre |
Subject: |
Re: [Openexr-devel] Introduction and CTL/ICC question |
Date: |
Fri, 11 Mar 2005 11:03:01 -0500 |
On Fri, 11 Mar 2005 14:59:06 +0100 (CET), Kai-Uwe Behrmann wrote
> Am 11.03.05, 07:09 -0500 schrieb Geraldine Joffre:
>
> > I am under the impression that what you are after is the ability to handle
> > tone
and color
> > reproduction of HDR images via ICC profiles. Is this correct? In this case,
> > you
may want to
>
> I saw such behaviour within Greg Wards photosphere application. Well
> it is very different from the ICC concept of "one colour at one
> time" handling. Tonemapping introduces frequencies, handling the
> neighbourhood of colours as well.
No. Some tonemapping techniques do take into account the values of neighbouring
pixels but many others do not. The TRC of a display profile for instance is a
type of
tonemapping, though not a sophisticated one.
> First I would like to adapt a tonemapping implementation to
> CinePaint. Then I may go more seriously in such a discussion.
Well, I was just trying to guess what you want to achieve, which is still not
clear to
me.
Geraldine Joffre
MultimediaPhoto Sarl
- Re: [Openexr-devel] Introduction and CTL/ICC question, (continued)
- Re: [Openexr-devel] Introduction and CTL/ICC question, Florian Kainz, 2005/03/09
- Re: [Openexr-devel] Introduction and CTL/ICC question, Kai-Uwe Behrmann, 2005/03/10
- Re: [Openexr-devel] Introduction and CTL/ICC question, Florian Kainz, 2005/03/10
- Re: [Openexr-devel] Introduction and CTL/ICC question, Kai-Uwe Behrmann, 2005/03/10
- Re: [Openexr-devel] Introduction and CTL/ICC question, Joseph Goldstone, 2005/03/10
- Re: [Openexr-devel] Introduction and CTL/ICC question, Kai-Uwe Behrmann, 2005/03/10
- Re: [Openexr-devel] Introduction and CTL/ICC question, Geraldine Joffre, 2005/03/11
- Re: [Openexr-devel] Introduction and CTL/ICC question, Kai-Uwe Behrmann, 2005/03/11
- Re: [Openexr-devel] Introduction and CTL/ICC question, Greg Ward, 2005/03/11
- Re: [Openexr-devel] Introduction and CTL/ICC question, Kai-Uwe Behrmann, 2005/03/11
- Re: [Openexr-devel] Introduction and CTL/ICC question,
Geraldine Joffre <=
- Re: [Openexr-devel] Introduction and CTL/ICC question, Kai-Uwe Behrmann, 2005/03/11
- Re: [Openexr-devel] Introduction and CTL/ICC question, Lars Borg, 2005/03/11