alexa_audio_device_pyaduio.py 文件源码

def __init__(self):
        self.pa = pyaudio.PyAudio()
        self.in_stream = self.pa.open(format=pyaudio.paInt16, channels=1,
                        rate=16000, input=True)
        self.in_stream.start_stream()
        self.out_stream = self.pa.open(format=pyaudio.paInt16, channels=1,
                        rate=16000, output=True)
        self.out_stream.start_stream()