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Update file_utils.py

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add speed_change function
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刘悦
2024-07-22 11:44:39 +08:00
committed by GitHub
parent 3ee6e19c88
commit cf43100f66
1 changed files with 12 additions and 0 deletions
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12
cosyvoice/utils/file_utils.py
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@@ -39,3 +39,15 @@ def load_wav(wav, target_sr):
assert sample_rate > target_sr, 'wav sample rate {} must be greater than {}'.format(sample_rate, target_sr) assert sample_rate > target_sr, 'wav sample rate {} must be greater than {}'.format(sample_rate, target_sr)
speech = torchaudio.transforms.Resample(orig_freq=sample_rate, new_freq=target_sr)(speech) speech = torchaudio.transforms.Resample(orig_freq=sample_rate, new_freq=target_sr)(speech)
return speech return speech
def speed_change(waveform,sample_rate,speed_factor:str):
effects = [
["tempo",speed_factor], # speed_factor
["rate", f"{sample_rate}"]
]
augmented_waveform, new_sample_rate = torchaudio.sox_effects.apply_effects_tensor(
waveform,
sample_rate,
effects
)
return augmented_waveform, new_sample_rate