Redirected from Advanced Audio Codec
AAC was designed to replace MP3.
Some of its advances:
This result in better and more stable quality than MP3 at equivalent bitrates. 96 kbps AAC gives nearly the same perceptional quality than 128 kbps MP3.
AAC is part of the MPEG-2 international standard, ISO/IEC 1????-3. It's was further improved in MPEG-4, MPEG-4 Version 2[?] and MPEG-4 Version 3.
There are several complexity profiles possible:
Mostly MPEG-2 LC is used.
In April 2003, Apple Computer brought mainstream attention to AAC by announcing that its iPod and iTunes products would support songs in AAC format, and that customers could download popular songs in this format via the internet.
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