October 2017
Intermediate to advanced
790 pages
46h 35m
English
Content preview from Introduction to Data Compression, 5th Edition
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Chapter 16
Wavelet-Based Image Compression
Abstract
In this chapter, we examine the implementations of several wavelet-based image compression schemes. We begin with the earliest, the embedded zerotree wavelet coder, and then look at an image coder based on set partitioning, and finally, we look at JPEG 2000—the latest image compression standard.
Keywords
Zerotree; Embedded zerotree coder (EZW); Set partitioning; Group testing; SPIHT; EBCOT; JPEG2000; Tiles; Precinct; Reversible transform; Random access; PCRDopt
16.1 Overview
In this chapter, we examine the implementations of several wavelet-based image compression schemes. The wavelet decomposition is a space-frequency (or time-frequency) decomposition. In practice, this means that ...
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