Video compression
Video is continuous media in which information is presented to give an illusion of continuity. Sound, movies and computer animation are common examples of continuous media. Temporal characteristics are the focus of the compression potential for continuous media.
Video can be viewed as a sequence of moving pictures played with its audio accompaniment. The moving pictures and audio signals, as two components, may be dealt with separately. Moving pictures consist of a time series of still images called frames. To feel alive, each frame of image can be perceived only in the existence of its previous and succeeding frames.
Video files contain a mixture of almost everything: text, graphics, audio, images and animation ...
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