pyaudiorenderer.py 文件源码

def get_frame(self, in_data, frame_count, time_info, status):
        """ Callback function for the pyaudio stream. Don't use directly. """
        while self.keep_listening:
            try:
                frame = self.queue.get(False, timeout=queue_timeout)
                return (frame, pyaudio.paContinue)
            except Empty:
                pass
        return (None, pyaudio.paComplete)