Adjusting Brightness and Contrast Gimp Tutorial
Posted by phoenix 1027 days ago http://boitblog.blogspot.com
The most powerful approach to adjusting brightness and contrast across an image, for more expert GIMP users, is to create a new layer above the one you are working on, and then in the Layers dialog set the Mode for the upper layer to “Multiply”. The new layer then serves as a “gain control” layer for the layer below it, with white yielding maximum gain and black yielding a gain of zero. Thus, by Read More
