Aften: A/52 audio encoder based on FFmpeg.

Aften is an audio encoder which generates compressed audio streams
based on ATSC A/52 specification. This type of audio is also known
as AC-3 or Dolby Digital and is one of the audio codecs used in
DVD-Video content.

The name, Aften, is an acronym for: A Fifty-Two ENcoder. It is also
Danish and Norwegian for 'evening'.

Authors:
Justin Ruggles
Prakash Punnoor