import sys import numpy as np FS=16000 NBCHANNELS=2 # stereo # You can try with 120 AUDIO_INTERRUPT_LENGTH = 192 # MFCC Description sample_rate = 16000 FFTSize = 1024 AudioOverlap = 256 numOfDctOutputs = 13 freq_min = 64 freq_high = sample_rate / 2 numOfMelFilters = 20 # NB MFCC Outputs to cover one second of signal with the window overlap nbMFCCOutputs = int(np.floor((sample_rate - FFTSize) / AudioOverlap)) if nbMFCCOutputs%2 == 1: nbMFCCOutputs = nbMFCCOutputs + 1