Mp3Enc.spec.step: def of emerging-ezaudio@0.4.0.0
Import: import emerging-ezaudio@0.4.0.0/src/mp3_enc.bend as Mp3Enc
Lines 944-953 of emerging-ezaudio@0.4.0.0/src/mp3_enc.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&start_line=944&end_line=953

import Base

def spec.step(
  hop: Nat, +aa: List<&2, List<&2, F32>>, +cc: List<&2, List<&2, F32>>, got: Br, +band: U32,
  acc: List<&2, List<&2, F32>>
) -> Array<F32> & List<&2, F32>:
  match hop got:
    case 0n Br{tab, row}:
      (tab, flat.bands(f.revs(row <> acc)))
    case 1n+p Br{tab, row}:
      spec.step(p, aa, cc, br.of(band.row(aa, cc, tab, (band + 1 : U32))), (band + 1 : U32),
        (row <> acc))

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=Br
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=band.row
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=br.of
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=f.revs
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=flat.bands