@Override
	protected void checkType() {
		for (int x = 0; x < getWidth(); x++) {
			for (int y = 0; y < getHeight(); y++) {
				if (saturation.getPixel(x, y) != 0) {
					type = ImageType.COLOR;
					return;
				}
			}
		}
		type = ImageType.GREYSCALE;
	}