User Guide

GNU Image Manipulation Program
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15.3.12.2 Options
Figure 15.47: ‘Colorify’ filter options
Color A color palette is available and you can select your own color by clicking on the Custom Color swatch.
15.3.13 Color to Alpha
15.3.13.1 Overview
Figure 15.48: From left to right: original image, after applying Color to Alpha filter (Blue to transparency)
(a) (b)