def dec.try
import emerging-ezaudio@0.4.0.0/src/mp3_dec.bend as Mp3Decimport Base
746def dec.try(
747 ok: Bool, +gs: List<&2, Gd>, bits: List<&2, U32>, +nch: U32, +ov: List<&2, F32>, +qmf: List<&2, F32>,
748 +lib: Lib
749) -> Maybe<&2, Out>:
750 match ok:
751 case False{}:
752 None{}
753 case True{}:
754 dec.grs(gs, bits, nch, ov, qmf, lib)