Image Processing Reference
In-Depth Information
2.6.4 A Second Method to Remove
Color Cast—Color Balance
Color Balance not only corrects images with color cast, it can also be used to
adjust colors in general, freshen up colors, or even change or intentionally
distort colors.
To introduce this function we will work with an image with an excessive color
cast. However, it is better suited for color corrections in images with very little
color deviation. Open the colorcast.png image from the DVD again.
Access the Color Balance function by choosing Colors > Color Balance .
Figure 2.63
The Color Balance
window with a pre-
view of the image.
Notice that the
Preserve luminos-
ity option is not
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