drscotthawley

import pysox
import librosa
import numpy as np

def apply_sox_effect(signal, sr, fxstr):
    # This writes signal to a .wav file, processes it sox to another file, loads that and returns it.
    #
    # signal:  a numpy list of numbers; the audio signal
    # sr:      the sample rate in Hz, must be an integer
    # fxstr:   a semicolon-separated string starting with the effect name followed by parameter values in order