Title :
Lossless compression of digital audio
Author :
Hans, Mat ; Schafer, Ronald W.
Author_Institution :
Hewlett-Packard Co., Palo Alto, CA, USA
fDate :
7/1/2001 12:00:00 AM
Abstract :
Lossless audio compression is likely to play an important part in music distribution over the Internet, DVD audio, digital audio archiving, and mixing. The article is a survey and a classification of the current state-of-the-art lossless audio compression algorithms. This study finds that lossless audio coders have reached a limit in what can be achieved for lossless compression of audio. It also describes a new lossless audio coder called AudioPak, which low algorithmic complexity and performs well or even better than most of the lossless audio coders that have been described in the literature
Keywords :
audio coding; computational complexity; data compression; music; AudioPak; DVD audio; Internet; audio mixing; digital audio archiving; digital audio compression; lossless audio coders; lossless audio compression algorithms; low algorithmic complexity; music distribution; Audio coding; Audio compression; Audio recording; Compression algorithms; Internet; Multiple signal classification; Signal processing algorithms; Speech; Testing; Transform coding;
Journal_Title :
Signal Processing Magazine, IEEE