43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
import os
|
|
import argparse
|
|
import librosa
|
|
import numpy as np
|
|
from multiprocessing import Pool, cpu_count
|
|
|
|
import soundfile
|
|
from scipy.io import wavfile
|
|
from tqdm import tqdm
|
|
|
|
|
|
def process(item):
|
|
spkdir, wav_name, args = item
|
|
speaker = spkdir.replace("\\", "/").split("/")[-1]
|
|
wav_path = os.path.join(args.in_dir, speaker, wav_name)
|
|
if os.path.exists(wav_path) and '.wav' in wav_path:
|
|
os.makedirs(os.path.join(args.out_dir, speaker), exist_ok=True)
|
|
wav, sr = librosa.load(wav_path, sr=args.sr)
|
|
soundfile.write(
|
|
os.path.join(args.out_dir, speaker, wav_name),
|
|
wav,
|
|
sr
|
|
)
|
|
|
|
|
|
|
|
if __name__ == "__main__":
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument("--sr", type=int, default=44100, help="sampling rate")
|
|
parser.add_argument("--in_dir", type=str, default="./raw", help="path to source dir")
|
|
parser.add_argument("--out_dir", type=str, default="./dataset", help="path to target dir")
|
|
args = parser.parse_args()
|
|
# processs = 8
|
|
processs = cpu_count()-2 if cpu_count() >4 else 1
|
|
pool = Pool(processes=processs)
|
|
|
|
for speaker in os.listdir(args.in_dir):
|
|
spk_dir = os.path.join(args.in_dir, speaker)
|
|
if os.path.isdir(spk_dir):
|
|
print(spk_dir)
|
|
for _ in tqdm(pool.imap_unordered(process, [(spk_dir, i, args) for i in os.listdir(spk_dir) if i.endswith("wav")])):
|
|
pass
|