realtimerecognize.py 文件源码

def listen_and_recognize():           
    r = sr.Recognizer()
    m = sr.Microphone(sample_rate=8000)
    r.listen_in_background(m,callback,phrase_time_limit=1)

    while(True):
        lastlen=0
        if len(audiolist)==0:        
            time.sleep(10)
            continue
        if lastlen==len(audiolist):
            time.sleep(10)
            continue
        output = wave.open('microphone-results.wav', 'wb')
        output.setnchannels(1)
        setparam=False
        para=None
        for audio in audiolist:
            with open("temps.wav", "wb") as f:
                f.write(audio.get_wav_data())       
            temps = wave.open('temps.wav', 'rb') 
            #print temps.getparams()
            if not setparam:
                para=temps.getparams()
                output.setparams(para)   
                setparam=True     
            output.writeframes(temps.readframes(temps.getnframes()))   

        output.close() 
#         output = wavefile.open('microphone-results.wav', 'rb')
#         outputaudio=sr.AudioData(output.readframes(output.getnframes()),para[2],para[1])
#         translate(r,outputaudio)
        #baidu('microphone-results.wav')
        lastlen=len(audiolist) 
        time.sleep(10)