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Mp4ToWav.py

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import os

import subprocess

# Loop through the filesystem

for root, dirs, files in os.walk("./folder", topdown=False):

# Loop through files

for name in files:

# Consider only mp4

if name.endswith('.mp4'):

# Using ffmpeg to convert the mp4 in wav

# Example command: "ffmpeg -i C:/test.mp4 -ab 160k -ac 2 -ar 44100 -vn audio.wav"

command = "ffmpeg -i /Users/marcogdepinto/Desktop" + root[1:] + "/" + name + " " + "-ab 160k -ac 2 -ar 44100 -vn /Users/marcogdepinto/Desktop/ConvertedFolder/" + name[:-3] + "wav"

#print(command)

# Execute conversion

try:

subprocess.call(command, shell=True)

# Skip the file in case of error

except ValueError:

continue