Over the centuries, human beings have developed numerous technologies for representing the visual world, the most prominent being sculpture, painting, photography, and motion pictures. The most recent form of this type of technology is digital image processing. This enormous field includes the principles and techniques for the following: The capture of images with devices such as flatbed scanners and digital cameras The representation and storage of images in efficient file formats Constructing the algorithms in image-manipulation programs such as Adobe Photoshop In this section, we focus on some of the basic concepts and principles used to solve problems in image processing. Analog and Digital Information Representing photographic images in a computer poses an interesting problem.As you have seen, computers must use digital information which consists of discrete values, such as individual integers, characters of text, or bits in a bit string. However, the information contained in...
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