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extract_audio_from_video_with_vlc.py
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extract_audio_from_video_with_vlc.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# extract_audio_from_video_with_vlc.py - Extract and save the audio content from videos thanks to VLC
# Copyright (C) 2012 Axel "0vercl0k" Souchet - http://www.twitter.com/0vercl0k
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import sys
import os
from subprocess import call
VLC_PATH = r'C:\Program Files (x86)\VideoLAN\VLC119\vlc.exe'
def main(argc, argv):
if argc == 1:
print 'Usage: ./extract_audio_from_video.py <path dir video> [<dest path audio>]'
return 0
src = os.path.abspath(argv[1])
dst = src if argc < 3 else os.path.abspath(argv[2])
assert(os.path.isdir(src) and os.path.isdir(dst))
for root, dirs, files in os.walk(src):
for f in files:
src_file = os.path.join(root, f)
dst_file = os.path.join(dst, f) + '.wav'
if os.path.isfile(dst_file) == False:
print 'Extracting audio from "%s" to "%s"..' % (src_file, dst_file)
# http://wiki.videolan.org/Extract_audio
args = [VLC_PATH] + '-I dummy --no-sout-video --sout-audio --no-sout-rtp-sap --no-sout-standard-sap --ttl=1 --sout-keep --sout'.split(' ')
args += ['#transcode{acodec=s16l,channels=2}:std{access=file,mux=wav,dst=%s}' % dst_file, "%s" % src_file, 'vlc://quit']
call(args)
return 1
if __name__ == '__main__':
sys.exit(main(len(sys.argv), sys.argv))