# -*- coding: utf-8 -*-
"""
Created on Sun Feb 23 15:57:07 2020@author: leslielee
列举一些音频库:
(除ffmpeg与tksnack外,其余都需要转化为wav格式才能处理)
from scipy.io import wavfile
portaudio是一个开源 跨平台的声音IO库
pyPortAudio是PortAudio的python封装
tkSnack是Python和Tcl/Tk的声音工具包
PyAudio借鉴了pyPortAudio与tkSnack
from pydub import AudioSegment
import wave 内置库
ffmpeg 录制,转换流媒体 需安装,终端执行安装ffmpeg:
conda install ffmpeg 但是conda命令很慢
pip install ffmpeg
conda install -c https://conda.anaconda.org/menpo ffmpeg注意:
此时,ffmpeg只能在anaconda的命令行里面用使用ffmpeg:
ffmpeg -i D:/当年情.mp3 -f wav D:/当年情.wav
ffmpeg -i D:/当年情.wav -f mp3 -acodec libmp3lame -y D:/当年情.mp3查看conda install命令怎么使用:
conda install -help仓库
https://conda.anaconda.org/menpo
https://pypi.org查看的blog:
https://blog.csdn.net/liaoxingwei2008/article/details/86605189
"""
from scipy.io import wavfile
import numpy as nppath1 = '当年情(mandarin).wav'
path2 = '当年情(cantonese).wav'fs1,data1 = wavfile.read(path1)
fs2,data2 = wavfile.read(path2)# 在一半的时候切换 之所以再加200000,是因为leslie有一句没唱完
half = int(len(data1[:,0])/2)+200000
# 将两种方言拼接起来
data3 = np.vstack([data1[0:half,:],data2[half+1:-1,:]])# 将data3保存为wave
path3 = '当年情.wav'
wavfile.write(path3,fs1,data3)
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转载自blog.csdn.net/qq_37083038/article/details/104510209
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