A fast integer-based MPEG-1, Layer II audio decoder is obtained using a scaled Chen DCT and truncation of perceptually insignificant coefficients. These algorithms and CPU scalability enhancements yield a 60% speed improvement over a direct integer implementation of the standard.

Authors: Hans, Mathieu C.; Bhaskaran, Vasudev
Affiliations: Georgia Institute of Technology, Atlanta, GA ; Hewlett-Packard Laboratories, Palo Alto, CA(See document for exact affiliation information.)
AES Convention: 101 (November 1996) Paper Number: 4359
Publication Date: November 1, 1996 Import into BibTeX
Subject: Signal Processing
Permalink: https://www.aes.org/e-lib/browse.cfm?elib=7420

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