Python audio file batch cutting

Python audio file batch cutting

operating

1. Install pydub
   1.pip3 install pydub
2. Pydub needs to rely on ffmpeg to install ffmpeg
   1. Installation address ffmpeg download link
   2. Configure environment variables
3. Code

from pydub import AudioSegment
from pydub.utils import make_chunks
import os, re
# #
# # 循环目录下所有文件
for each in os.listdir("D:/纯音乐"): #循环目录
    
    filename = re.findall(r"(.*?)\.mp3", each) # 取出.mp3后缀的文件名
    print(each)
    if each:
        # filename[0] += '.wav'
        # print(filename[0])

        mp3 = AudioSegment.from_file('D:/纯音乐/{}'.format(each), "mp3") # 打开mp3文件
#         # # mp3[17*1000+500:].export(filename[0], format="mp3") #
        size = 15000  # 切割的毫秒数 10s=10000

        chunks = make_chunks(mp3, size)  # 将文件切割为15s一块

        for i, chunk in enumerate(chunks):

            chunk_name = "{}-{}.mp3".format(each.split(".")[0],i)
            print(chunk_name)
            chunk.export('D:/纯音乐分解/{}'.format(chunk_name), format="mp3")```