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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
输出的音频有噪音.
"""
import argparse
import librosa
import numpy as np
from scipy.io import wavfile
from project_settings import project_path
def get_args():
parser = argparse.ArgumentParser()
parser.add_argument(
"--filename",
default=(project_path / "data/voice_clone_audio/e2_tts/audio_0_3_clone_from_audio_0_2.wav").as_posix(),
type=str,
)
parser.add_argument(
"--output_file",
default="temp.wav",
type=str,
)
parser.add_argument("--change_by_radio", default=0.5, type=float)
args = parser.parse_args()
return args
def change_by_ratio(signal: np.ndarray, radio: float = 1.0):
signal_ = signal * radio
signal_ = np.clip(signal_, a_min=0.0, a_max=1.0)
return signal_
def main():
args = get_args()
signal, sample_rate = librosa.load(args.filename)
signal_ = change_by_ratio(
signal=signal,
radio=args.change_by_radio,
)
# max_wave_value = 32768.0
max_wave_value = 1 << 15
signal_ = signal_ * max_wave_value
signal_ = np.array(signal_, dtype=np.int16)
wavfile.write(
filename=args.output_file,
rate=sample_rate,
data=signal_
)
return
if __name__ == "__main__":
main()
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