Chapter 3. Image Manipulation with Phoenix

Digital and cell phone cameras changed the face of photography forever. Developing photos from film used to be expensive and time-consuming, and photo correction was basic. Many of the tools in digital editing programs come from this early photo manipulation. Dodge and burn meant cutting stencils from paper and manually over and under exposing sections of film, which was a tedious and imprecise process. Colored-glass filters were used to adjust the hue and saturation in a photo; to remove an object from a photo literally took a brush to manually paint it out. It has gotten much easier in the computer age. Photos are digitized, turned into discrete points of color and value. These digital pixels are much ...

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