>
> Hi.
Hi.
> I just noticed in the white balance module that the values for color
> temperature are way off. If i choose direct sunlight i get 8794K instead of
> 5500K. If i choose incandescent i get 4729K instead of 3200K. The scale
> goes from 2000K to 23000K.
> Although the values are wrong the photos look OK. Choosing daylight
> balance on a daylight photo produces realistic colors and results.
>
The process which is used to convert RGB multipliers to Kelvin is rather
arbitrary (there isn't a single correct way to do it).
> Is this a feature? If so what's the rationale behind it? If not what's
> wrong with DT?
> Thanks in advance.
>
Yes, that is not a bug, that is expected to happen.
Though, actually, i have worked on this recently and i have achieved
significant improvements to the Kelvin temperature display:
https://github.com/darktable-org/darktable/pull/859
See also: http://www.darktable.org/redmine/issues/9362
> Gonçalo Marrafa
Roman.
On Fri, Feb 13, 2015 at 3:28 PM, Gonçalo Marrafa <goncalo.marr...@gmail.com>
wrote:
> Hi.
>
> I just noticed in the white balance module that the values for color
> temperature are way off. If i choose direct sunlight i get 8794K instead of
> 5500K. If i choose incandescent i get 4729K instead of 3200K. The scale
> goes from 2000K to 23000K.
>
> Although the values are wrong the photos look OK. Choosing daylight
> balance on a daylight photo produces realistic colors and results.
>
> Is this a feature? If so what's the rationale behind it? If not what's
> wrong with DT?
>
> Thanks in advance.
>
>
> Gonçalo Marrafa
>
>
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leadership blogs to news, videos, case studies, tutorials and more. Take a
look and join the conversation now. http://goparallel.sourceforge.net/
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