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Digital Video Concepts, Methods, and Metrics: Quality, Compression, Performance, and Power Trade-off Analysis by Shahriar Akramullah

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CHAPTER 4

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Video Quality Metrics

Quality generally indicates excellence, and the universal societal norm is to strive for the highest achievable quality in most fields. However, in case of digital video, a measured, careful approach is taken to allow some deficit in quality that is not always discernible by typical viewers. Such concessions in perceivable visual quality make room for a valuable accomplishment in terms of compression.

Video quality is a characteristic of a video signal passed through a transmission or processing system, representing a measure of perceived degradation with respect to the original source video. Video processing systems ...

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