def im.band
import emerging-ezaudio@0.4.0.0/src/mp3_syn.bend as Mp3Synimport Base
322# IMDCT-36 of one 18-point band
323def im.band(+gg: List<&2, F32>, +ov: List<&2, F32>, +tw: List<&2, F32>, +win: List<&2, F32>) -> Wn:
324 wn.go(9n, Wn{List.replicate(F32, 18n, 0.0), List.replicate(F32, 9n, 0.0)}, d9.run(cs.co(gg)),
325 d9.neg(d9.run(cs.si(gg))), ov, tw, win, 0)