fft_subp.py 文件源码

def callback(self, in_data, frame_count, time_info, status):
        #print "callback data len: %s" % len(in_data)
        pixels = sample(in_data)
        if pixels != None:
            self.miso.put(pixels)
        time.sleep(1.0/30)
        #data = wf.readframes(frame_count)
        return ('', pyaudio.paContinue)