4 Working with Black-and-White and Color Images
Naturally, GIMP is not limited to color representation. You can also edit black-and-white photos with GIMP. In addition to the functions and tools used when editing color images, the program offers specific tools for modifying black-and-white images. What’s more, you can use GIMP to colorize old black-and-white photos.
4.1 Converting Color Images Partly or Entirely into Grayscale Images
4.1.1 Hints for Working in Grayscale and RGB Modes
By default, GIMP works in RGB color mode, which supports the representation of approximately 16.7 million colors. This color mode supports all the tools available ...
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