Interface methods from ssfrr/NoiseReduction.jl

[Datseris]

cc' @ssfrr :

Also I have some basic noise reduction (spectral subtraction, STFT wiener filtering, and a variant of rank-1 filtering) implemented here: https://github.com/ssfrr/NoiseReduction.jl and noise PSD estimation here: https://github.com/ssfrr/SFRDSP.jl