Advanced Audio Coding

• FOURCCS: ????
• Company: ISO

Specification and reference source links. http://www.3gpp.org/ftp/specs/html-info/26-series.htm ftp://ftp.tnt.uni-hannover.de/pub/MPEG/audio/mpeg4/

Intel has source for its IPP based AAC decoder: http://www.intel.com/cd/software/products/asmo-na/eng/perflib/ipp/219611.htm?prn=y

Real Networks has source for its Helix AAC fixedpoint decoder here: https://datatype.helixcommunity.org/2005/aacfixptdec

Usually stored in an MP4 container.

See also Understanding AAC.