mic_recorder.py 文件源码

def record_iter(total=10, chunk=5):
    try:
        audio = pyaudio.PyAudio()

        stream = audio.open(format=FORMAT, channels=CHANNELS,
        rate=RATE, input=True,
        frames_per_buffer=CHUNK)
        print "recording..."
        for k in range(0, int(int(total)/int(chunk))):
            data=b""
            for j in range(0, int(chunk)):
                for i in range(0, int(RATE / CHUNK * 1)):
                    data += stream.read(CHUNK)
            yield (audio.get_sample_size(FORMAT), CHANNELS, RATE, data)
        print "finished recording"
    finally:
        stream.stop_stream()
        stream.close()
        audio.terminate()