*/
	public static ImageData internal_new(int width, int height, int depth,
			PaletteData palette, int scanlinePad, byte[] data, int maskPad,
			byte[] maskData, byte[] alphaData, int alpha, int transparentPixel,
			int type, int x, int y, int disposalMethod, int delayTime) {
		return new ImageData(width, height, depth, palette, scanlinePad, data,
				maskPad, maskData, alphaData, alpha, transparentPixel, type, x,
				y, disposalMethod, delayTime);
	}