Python を使って 無音部分で分割する

pip install git+https://github.com/jiaaro/pydub.git@master
pip install simpleaudio

from pydub import AudioSegment
from pydub.silence import split_on_silence
from pydub import silence
from pydub.playback import play

sound = AudioSegment.from_file("prec.wav", format="wav")

#chunks = split_on_silence(sound, min_silence_len=1000, silence_thresh=-16,seek_step=1, keep_silence=100)
chunks = split_on_silence(sound, min_silence_len=2000, silence_thresh=-40, keep_silence=600)

for i, chunk in enumerate(chunks):
    chunk.export("dat/"+"output" + str(i) +".wav", format="wav")
    play(chunk)

print(silence.detect_nonsilent(sound, min_silence_len=1000, silence_thresh=-16,seek_step=1))