> Yes, I saw this before, but I need to know how it is calulated. I'm
> doing a
> research project analyzing brightness and color and I need to know
> whether
> the white balance alters this things.
>
>
> On Wed, Jul 10, 2013 at 6:11 PM, Owen <rc...@pcug.org.au> wrote:
>
>>
>> > I would like to know how the white balance is calculated on GIMP.
>> >
>> > thanks!
>> >

>>
>> This doesn't give the math in the src but tells you how it is done.
>>
>> http://docs.gimp.org/2.8/en/gimp-layer-white-balance.html



Have a look at app/tools/gimpcolorbalancetool.* in gimp source and
app/gegl/gimpoperationcolorbalance*

Those two may give you a few more clues




-- 
Owen

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