def frames_to_timecode(framerate,frames):
    """
    視訊 通過視訊幀轉換成時間
    :param framerate: 視訊幀率
    :param frames: 當前視訊幀數
    :return:時間（00:00:01:01）
    """
    return '{0:02d}:{1:02d}:{2:02d}:{3:02d}'.format(int(frames / (3600 * framerate)),
                                                    int(frames / (60 * framerate)
 
 % 60),
                                                    int(frames / framerate % 60),
                                                    int(frames % framerate))

print(frames_to_timecode(25,123))

00:00:04:23