Hi, "shaneyfelt@xxxxxxxx" <shaneyfelt@xxxxxxxx> writes: > The display filter for gamma is nice, but > it should be accompanied by some linear > adjustment of brightness and contrast. > (That contrast filter that's there just > doesn't do the trick!) That contrast filter is not meant to be used for adjusting contrast. It is meant to be used to visualize very subtle color changes that are otherwise invisible. Writing a display filter for brightness/contrast adjustment would be trivial. Why don't you just do it? Sven