FYI, The new audio codec standard from MPEG (MPEG-D Part 3:2012) is finalized and published, it's called USAC. It's an evolution of AAC, CELP, HVXC, SBR and MPS. Here is the reference code: http://www.itscj.ipsj.or.jp/sc29/open/29view/29n12756b.txt http://www.itscj.ipsj.or.jp/sc29/open/29view/29n12756att.zip Best regards, Rafael Diniz
