AAC is an international standard for lossy compression audio codecs, widely used as a distribution format for music data and a digital broadcast audio format. The audio of ARIB advanced BS digital broadcasting is required to support up to 22.2 channels, which is four times as many channels as before.
This product is a software IP that enables 22.2ch decoding processing with low power consumption operation and low memory consumption.
|Software IP Form||C language library|
|Compliant standard||ISO/IEC 14496-3（MPEG-4 AAC-LC）|
|Sampling Frequency||8 to 48 kHz|
|Bit Rate||Supporting up to the upper limit of the standard, supporting VBR|
|Channel Configuration||Monaural, stereo, dual monaural, multi-channels (max. 22.2ch)|
|Input Data Format||LOAS/LATM, ADTS|
|Output Data Format||16-bit linear PCM|
|Down-Mixing||Built-in down-mixing function to ARIB compliant 2ch or 5.1ch|