识别正在我的计算机上播放的声音

Question

我想识别计算机上播放的声音。我该怎么办

import speech_recognition
import pyaudio
from speech_recognition import *
import os

r = Recognizer()
m = Microphone()


with m as source:
            print('start recognize')
            audio = r.listen(source)
            try:
                Text = r.recognize_google(audio)
                print(Text)
            except:
                print('error')