import scipy.io.wavfile as wav
import numpy as np
import pickle

def enc (track,n, target):
    rate,data = wav.read(track)
    qStep = (float(np.max(data)) - float(np.min(data)))/(2**n-1)
    dataQuant = np.round(data/(qStep))*qStep
    b = open(target, 'wb')
    pickle.dump(data, b, pickle.HIGHEST_PROTOCOL)
    b.close()