error = gesture_create(&ad->gesture_handle);
    if(error == GESTURE_ERROR_NONE)
    {
        PRINT_MSG(“gesture_create = Success (%d)”, error);
    }
    else if(error == GESTURE_ERROR_NOT_SUPPORTED)
    {
        PRINT_MSG(“gesture_create = GESTURE_ERROR_NOT_SUPPORTED (%d)”, error);
    }

    gesture_start_recognition(ad->gesture_handle, GESTURE_SHAKE, GESTURE_OPTION_ALWAYS_ON, gesture_cb, NULL);