Color Correction

This is some sort of LookUp table correction. Each specific values on the horizontal axes will be mapped to the according value on the vertical axes given by the curve.


1. Display
It visualizes the currently used mapping curve.
 
2. apply to
Choose the color channel, which will be altered by the given curve. In this example it would only alter the green color channel.
 
3. easy access buttons
These buttons will apply a predefined operation on the actual curve:

moves up all values (positive brightness)

moves up all values (positive brightness)

moves up all values (positive brightness)

moves up all values (positive brightness)

smoothing

:.:.: diffusion

/ resets the curve to a linear function (identity curve)

This filter doesn't support Line Art and other 1 bit image formats.
See also