color balance

Posted by Paweł Łabno on
URL: http://imagej.273.s1.nabble.com/color-balance-tp5013589.html

i take a photo with a gray card to set the correct exposision later in
lightroom. how can i change it in imagej?

http://farm4.static.flickr.com/3518/3938355715_f91bbb679e_o.jpg

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