37 lines
1.4 KiB
Python
37 lines
1.4 KiB
Python
# -*- coding: utf-8 -*-
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from pydub import AudioSegment
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from pydub.silence import split_on_silence
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def remove_silent_parts(input_file_path, output_file_path, min_silence_len=1000, silence_thresh=-40):
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"""
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函数功能：删除音频文件中的无声部分，并将处理后的音频保存到指定输出路径
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参数:
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input_file_path: 输入音频文件的路径
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output_file_path: 输出音频文件的路径
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min_silence_len: 最小静音长度，单位为毫秒，默认值为1000毫秒
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silence_thresh: 静音阈值，单位为dBFS，默认值为-40dBFS，低于此阈值的部分被视为静音
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"""
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# 从文件中读取音频
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audio_segment = AudioSegment.from_file(input_file_path)
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# 根据静音阈值和最小静音长度拆分音频
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chunks = split_on_silence(audio_segment, min_silence_len=min_silence_len, silence_thresh=silence_thresh)
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# 将拆分后的非静音部分重新拼接在一起
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final_audio = AudioSegment.empty()
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for chunk in chunks:
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final_audio += chunk
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# 将处理后的音频保存到输出文件路径
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final_audio.export(output_file_path, format="wav")
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if __name__ == "__main__":
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# 首先使用命令行umx audio.wav来将音频拆分为
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input_file_path = "vocal/this is water_umxl/vocals.wav"
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output_file_path = "vocal/this is water_umxl/vocals_process.wav"
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remove_silent_parts(input_file_path, output_file_path)
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