Chapter 4. Audio Coding
Audio processing has been an important part of DSP from the very beginning, and it is one of the few areas of DSP that is well-known among nonengineers. Recording studios have used DSP for over 20 years, and today every album on the shelves has gone through some form of digital signal processing. Audiophiles know about DSP thanks to the “DSP” button on receivers from Yamaha and other manufacturers. Even the average consumer knows a little bit about DSP thanks to the prevalence of audio compression. If you have an iPod, listen to satellite or Internet radio, or watch DVDs, you’ve experienced the wonders of audio compression.In this chapter, Khalid Sayood gives an introduction to audio compression, focusing on popular compression ...
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