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The DSLR Field Guide by Michael Freeman

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File Formats

Digital photography can be seen as just one branch or one element of the larger subject of digital imaging. Images have been created digitally, without digital cameras, for many, many years, and for this reason a number of different ways of organizing and storing digital images, known as file formats, has evolved, each with a particular specialty.

Some formats are better suited to one kind of image than another—for example, graphic illustration with solid color and hard edges as opposed to photographs containing complex detail and shading. Some formats are aimed at delivery—such as for the Web. By now, a few standard formats are accepted as useful for photographic images, primarily TIFF (Tagged Image File Format) and JPEG (Joint ...

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