moonintheriver--diffsinger
wehub-resource-sync
16 行
516 B
Python
16 行
516 B
Python
import librosa
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from utils.hparams import hparams
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import numpy as np
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def denoise(wav, v=0.1):
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spec = librosa.stft(y=wav, n_fft=hparams['fft_size'], hop_length=hparams['hop_size'],
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win_length=hparams['win_size'], pad_mode='constant')
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spec_m = np.abs(spec)
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spec_m = np.clip(spec_m - v, a_min=0, a_max=None)
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spec_a = np.angle(spec)
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return librosa.istft(spec_m * np.exp(1j * spec_a), hop_length=hparams['hop_size'],
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win_length=hparams['win_size'])
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