"7.1":
  alayout: "7.1"
  ba: "384k"
  cpu: "2"
  crf: "24"
  mf: "1"
"5.1":
  alayout: "5.1"
  ba: "192k"
  cpu: "2"
  crf: "25"
  mf: "1"
stereo:
  alayout: "stereo"
  ba: "128k"
  cpu: "2"
  crf: "25"
  mf: "1"
lq_mono:
  alayout: "mono"
  ba: "64k"
  cpu: "2"
  crf: "42"
  mf: "1"