def qmf.st
import emerging-ezaudio@0.4.0.0/src/mp3_syn.bend as Mp3Synimport Base
1507# stereo tail: 960 delay-Array samples in one pull. The old list is dropped.
1508def qmf.st(+old: List<&2, F32>, lin: Array<F32>) -> List<&2, F32>:
1509 match old:
1510 case _old:
1511 ln.pull(959n, ln.at(lin, 1152), 1152, [])