12 lines
267 B
Python
12 lines
267 B
Python
|
from scipy.io import wavfile
|
||
|
|
import numpy as np
|
||
|
|
import matplotlib.pyplot as plt
|
||
|
|
|
||
|
|
srate, data = wavfile.read("nasty.wav")
|
||
|
|
data = data.flatten()
|
||
|
|
|
||
|
|
for i in range(1, len(data)):
|
||
|
|
data[i] = data[i-1] - data[i]
|
||
|
|
|
||
|
|
plt.hist(data, range=(-2**23, 2**23), bins=128)
|
||
|
|
plt.show()
|