gfxdevice_rescale_init(middev, 0x00000000, 0, 0, 1.0 / multiply);
gfxdevice_rescale_setdevice(middev, dev);
middev->setparameter(middev, "protect", "1");
gfxdevice_rescale_init(middev, 0x00000000, 0, 0, 1.0 / multiply);
gfxdevice_rescale_setdevice(middev, dev);
middev->setparameter(middev, "protect", "1");