5.2 Selections, Overlaying, and Blending Modes
This chapter focuses on the construction of composite images using elements from several different photographs. The three main tools for this process are selections, overlaying, and blending modes.
Masks and Selections
As the preceding tutorial demonstrates, making selections is one of the most important, and trickiest, tasks involved in photo manipulation. So we’ll spend some time clarifying the functionality of the selection tools available in GIMP.
When you build a selection with the Rectangle Select tool, you get an area bounded by a simple geometric form. The simplicity makes it easy to tell whether pixels are within the selection. If you choose to feather the edges of the selection, however, the ...
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