Last active
July 6, 2021 15:46
-
-
Save Nannigalaxy/991e4f7be7405eafa974816c2559ca67 to your computer and use it in GitHub Desktop.
Convert audio file format using ffmpeg in ubuntu
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
''' convert file format using ffmpeg in ubuntu | |
windows install: https://video.stackexchange.com/questions/20495/how-do-i-set-up-and-use-ffmpeg-in-windows | |
or https://www.wikihow.com/Install-FFmpeg-on-Windows | |
Usage: | |
$ python ./format_convert.py --input <dir/path> --output <dir/path> | |
''' | |
import os | |
import argparse | |
arg = argparse.ArgumentParser() | |
arg.add_argument("--input",default='./tf') | |
arg.add_argument("--output",default="./wav_dataset") | |
opt = arg.parse_args() | |
INPUT_FORMAT = ('aac','mp4','m4a','ogg','mp3','opus') | |
OUTPUT_FORMAT = 'wav' | |
PATH = opt.input+'/' | |
SAMPLE_RATE = 16000 | |
OUT_DIR = opt.output | |
if not os.path.isdir(OUT_DIR): | |
os.mkdir(OUT_DIR) | |
dirs = os.listdir(PATH) | |
dirs.sort() | |
print(dirs) | |
for folder in dirs: | |
c=0 | |
if not os.path.isdir(OUT_DIR+'/'+folder): | |
os.mkdir(OUT_DIR+'/'+folder) | |
for filename in os.listdir(PATH+folder): | |
if filename.endswith(INPUT_FORMAT): | |
c+=1 | |
output = OUT_DIR+'/'+folder+'/'+filename.split('.')[0]+".wav" | |
if not os.path.exists(output): | |
print(output) | |
os.system("ffmpeg -i '{0}' -ar {1} '{4}/{2}.{3}' -y".format(PATH+folder+'/'+filename, SAMPLE_RATE, filename.split('.')[0], OUTPUT_FORMAT, OUT_DIR+'/'+folder)) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment