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