O'Reilly logo

MPEG-4 Book, The by Touradj Ebrahimi, Fernando Pereira

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 11. General Audio Coding

by Jürgen Herre and Heiko Purnhagen

Keywords: natural audio coding, audio coding tools, advanced audio coding, AAC, TwinVQ, T/F coding, transform coding, PNS, LTP, low-delay audio coding, parametric audio coding, HILN, BSAC, scalable audio coding, error resilience, error robustness

This chapter introduces the concepts and tools behind the MPEG-4 General Audio coding technology—that is, the coding algorithms within the MPEG-4 natural audio framework that are not targeted at specific types of audio signals but aim at the faithful reproduction of all types of input audio signals. This implies that encoding has to be done in a flexible way rather than relying on a specific source model.

Originally, the term general ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required