September 2012
Intermediate to advanced
232 pages
5h 26m
English
Content preview from Digital Video Processing for Engineers
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11
Entropy, Predictive Coding and Quantization
Chapter Outline
In this chapter, we will discuss some of the basic concepts of data compression, including video and image compression. Until now we have considered only uncompressed video formats, such as RGB or YCrCb, where each pixel is individually represented (although this is not strictly true for 4:2:2 or 4:2:0 forms of YCrCb). However, high levels of compression are possible with little loss of video quality. Reducing the data needed to represent an individual image or a sequence of video frames is very important when considering how ...
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