| level | + * | do mid-side stereo | + * | loose mid-side stereo | + * | apodization | + * | max lpc order | + * | qlp coeff precision | + * | qlp coeff prec search | + * | escape coding | + * | exhaustive model search | + * | min residual partition order | + * | max residual partition order | + * | rice parameter search dist | + * |
| 0 | false | false | tukey(0.5) | 0 | 0 | false | false | false | 0 | 3 | 0 | ||||||||||||
| 1 | true | true | tukey(0.5) | 0 | 0 | false | false | false | 0 | 3 | 0 | ||||||||||||
| 2 | true | false | tukey(0.5) | 0 | 0 | false | false | false | 0 | 3 | 0 | ||||||||||||
| 3 | false | false | tukey(0.5) | 6 | 0 | false | false | false | 0 | 4 | 0 | ||||||||||||
| 4 | true | true | tukey(0.5) | 8 | 0 | false | false | false | 0 | 4 | 0 | ||||||||||||
| 5 | true | false | tukey(0.5) | 8 | 0 | false | false | false | 0 | 5 | 0 | ||||||||||||
| 6 | true | false | tukey(0.5) | 8 | 0 | false | false | false | 0 | 6 | 0 | ||||||||||||
| 7 | true | false | tukey(0.5) | 8 | 0 | false | false | true | 0 | 6 | 0 | ||||||||||||
| 8 | true | false | tukey(0.5) | 12 | 0 | false | false | true | 0 | 6 | 0 |