2010/7/11 Alexia Death <alexiade...@gmail.com>:
> On Sunday, July 11, 2010 11:51:47 Lukáš Jirkovský wrote:
>> I'll try to explain (maybe I could try to record a short video showing
>> my work flow if my description is incomprehensible).
>> When I open a photo I look for areas where I know how the color should
>> look like. I usually look for neutrals (asphalt road, gray clothes)
>> first and put some sample point here. Then I add sample points other
>> places with known color like leaves. Then I open curves dialog and I
>> try to set the curves so the color color "matches theory". In other
>> words I try to match the curves so the neutrals are approximately
>> neutrals and eg. leaves mentioned contains most green and bit of red
>> but almost no blue. This is where the sample points are really useful
>> because I see the numbers for all selected places at the same time.
> Thanks for the explanation. Its a very interesting use of the sample points :)
> A video perhaps would bean overkill but I would like to see screenshots of
> before an after with some sample image, if its not too much of a bother.
I made some images to show how I use sample points. Image  shows
initial setup and image without any corrections. Screenshot  shows
the image while working on it using curves and sample points. Image
 is the actual result, where I did correction on b in Lab
decomposed image to get rid of the blue shadows atop of the curves.
Gimp-developer mailing list