Encoder alac [ALAC (Apple Lossless Audio Codec)]:
    General capabilities: small 
    Threading capabilities: none
    Supported sample formats: s32p s16p
    Supported channel layouts: mono stereo 3.0 4.0 5.0 5.1 6.1(back) 7.1(wide)
alacenc AVOptions:
  -min_prediction_order <int>        E...A.... (from 1 to 30) (default 4)
  -max_prediction_order <int>        E...A.... (from 1 to 30) (default 6)


