그림 13.125. The Color tools in the Tools menu
Access to the Color tools through the “classical” Tools menu.
With the Color tools you can manipulate image colors in several ways:
Modify the color balance: 5.2절. “Color Balance”
Adjust hue, saturation and lightness levels: 5.3절. “Hue-Saturation”
Render into a greyscale image seen through a colored glass: 5.4절. “Colorize”
Adjust brightness and contrast levels: 5.5절. “Brightness-Contrast”
Transform into a black and white image depending on pixel value: 5.6절. “임계값”
Change the intensity range in a channel: 5.7절. “Levels”
Change color, brightness, contrast or transparency in a sophisticated way: 5.8절. “Curves”
Reduce the number of colors: 5.9절. “Posterize”
Convert all colors to corresponding shades of gray: 5.10절. “Desaturate”