public static void sliceByRowsAndCols(File srcImageFile, File destDir, int rows, int cols) {
		sliceByRowsAndCols(srcImageFile, destDir, IMAGE_TYPE_JPEG, rows, cols);
	}
@Test
	@Disabled
	public void sliceByRowsAndColsTest() {
		ImgUtil.sliceByRowsAndCols(FileUtil.file("d:/temp/2.png"), FileUtil.file("d:/temp/slice/png"),ImgUtil.IMAGE_TYPE_PNG, 1, 5);
	}