module Effect:sig..end
val compand_mu_law : float -> Audio.Mono.buffer -> int -> int -> unitclass type t =object..end
class amplify :float ->t
class clip :float ->t
class biquad_filter :int -> [ `All_pass
| `Band_pass
| `High_pass
| `High_shelf
| `Low_pass
| `Low_shelf
| `Notch
| `Peaking ] -> ?gain:float -> float -> float ->t
module ADSR:sig..end