Re: Humans (and cameras and scanners) do not have a color gamut (?)
Re: Humans (and cameras and scanners) do not have a color gamut (?)
- Subject: Re: Humans (and cameras and scanners) do not have a color gamut (?)
- From: edmund ronald via colorsync-users <email@hidden>
- Date: Thu, 9 Jan 2020 18:14:26 +0100
Let us agree that Color is a Daemon -that which is neither God nor Thing.
In other words, a concept.
https://en.wikipedia.org/wiki/Concept
On Thu, Jan 9, 2020 at 5:30 PM Iliah Borg via colorsync-users <
email@hidden> wrote:
> Useful definitions help advancing knowledge.
>
> What is the upside of ascribing colour gamut to a sensor? What practical
> tasks are facilitated with that? What would be a strict, communicable
> definition?
>
> On Jan 9, 2020, at 11:21 AM, Henry Davis via colorsync-users wrote:
>
> > It keeps being suggested that without an observer there is no such thing
> as color - for there to be color it must be perceived. That old tree
> falling in the forest . . .
> >
> > Since there is no proof one way or another we have to settle for opinion
> at this point. For me, if the existence of color depends on being observed
> why not take that position all the way to its end, to where there is no
> spectrum, no waves of energy, no trees. Without an observer there are no
> things at all.
> >
> > I believe that things exist without observers. Maybe that’s partly the
> reason why I have trouble with a sensor not having a color gamut. A camera
> sensor isn’t designed to amplify sound waves. It sounds absurdly obvious
> to say that a camera sensor is sensitive to, um, color.
> >
> > Does the eye distinguish color prior to the brain’s post processing?
> Yes, the eye has already begun the work of distinguishing color before the
> brain gets involved.
> >
> > Henry Davis
>
> --
> Best regards,
> Iliah Borg
> LibRaw, LLC
> www.libraw.org
> www.rawdigger.com
> www.fastrawviewer.com
>
>
>
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