public static void flip(File imageFile, File outFile) throws IORuntimeException {
		BufferedImage image = null;
		try {
			image = read(imageFile);
			flip(image, outFile);
		} finally {
			flush(image);
		}
	}
@Test
	@Disabled
	public void flipTest() {
		ImgUtil.flip(FileUtil.file("d:/logo.png"), FileUtil.file("d:/result.png"));
	}