[argyllcms] Re: Continuous reading mode ambient light temperature
- From: Jos van Riswick <josvanr@xxxxxxxxx>
- To: "Alastair M. Robinson" <profiling@xxxxxxxxxxxxxxxxxxxxxxx>
- Date: Sun, 29 May 2011 23:47:03 +0200
hmmmm thnx.... getting ever more complicated..
Anyway, I'm on kubuntu 11.04. (in windowze the software that comes
with the huey pro adapts to ambient temperature changes, so I
wouldnt have the problem) (but windowze well... hmm)
josvanr
On Sun, May 29, 2011 at 11:37 PM, Alastair M. Robinson
<profiling@xxxxxxxxxxxxxxxxxxxxxxx> wrote:
> Hi :)
>
> On 29/05/11 21:49, Jos van Riswick wrote:
>
>> thnx. but the biggest problem for my setup *is* temperature.... but yes,
>> using a number of different curves measured at different times of the day
>> is possible. Then write a script that takes an ambient temperature
>> measurement,
>> and then pick the curve closest to the measured temperature... But still
>> a bit cumbersome.
>
> It seems to me that what you actually need here isn't a way of adjusting the
> monitor's profile, but of adjusting the *image's* profile.
>
> Normally when displaying images on a monitor, colour matching software
> doesn't attempt to preserve any particular colour temperature for the image.
> Instead it is assumed that the monitor will dominate your field of vision,
> and thus your eyes will be adapted to monitor white. In your situation
> that's not the case - your eyes will be adapted to the white of the paper
> you're painting on, which will change as the lighting changes.
>
> What I think you need is a custom image viewer capable of doing something
> similar to soft-proofing. You need a solution that will take periodic
> readings of the ambient light colour temperature, construct a generic colour
> profile for the image which has that colour temperature (or rather, the
> colour temperature of the paper viewed under that light - though in practice
> that degree of refinement may not be necessary), then do an absolute
> colorimetric conversion from that profile to the monitor's profile.
>
> Which platform are you using, by the way?
>
> All the best
> --
> Alastair M. Robinson
>
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