play_example.py 文件源码

def start(self):
        try:
            p = pyaudio.PyAudio()

            self.decoder = Decoder(CHUNK_SIZE*20)

            self.stream = p.open(format=p.get_format_from_width(2),
                                 channels=2,
                                 rate=44100,
                                 output=True)

            yield self.stream
        finally:
            self.stream.stop_stream()
            self.stream.close()

            p.terminate()