Mp3Syn.im.sign: def of emerging-ezaudio@0.4.0.0
Import: import emerging-ezaudio@0.4.0.0/src/mp3_syn.bend as Mp3Syn
Lines 484-488 of emerging-ezaudio@0.4.0.0/src/mp3_syn.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&start_line=484&end_line=488

import Base

# frequency inversion after the IMDCT. base is the channel offset.
def im.sign(st: Im, +base: U32) -> Im:
  match st:
    case Im{buf, ov}:
      Im{sg.b(16n, buf, u.add(base, 18)), ov}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&name=Im
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&name=sg.b
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_syn.bend&name=u.add