1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 8074967 27 * @summary Test verifies if there is no JFIF & EXIF header 28 * and sampling factor is same of JPEG image, then 29 * JPEG colorspace should not be RGB. 30 * @run main JpegMetadataColorSpaceTest 31 */ 32 33 import javax.imageio.ImageIO; 34 import javax.imageio.ImageReader; 35 import javax.imageio.metadata.IIOMetadata; 36 import javax.imageio.metadata.IIOMetadataFormatImpl; 37 import javax.imageio.metadata.IIOMetadataNode; 38 import javax.imageio.stream.ImageInputStream; 39 import java.io.File; 40 import java.io.IOException; 41 import java.util.Iterator; 42 43 public class JpegMetadataColorSpaceTest { 44 public static void main(String[] args) throws IOException { 45 String fileName = "nomarkers.jpg"; 46 String sep = System.getProperty("file.separator"); 47 String dir = System.getProperty("test.src", "."); 48 String filePath = dir+sep+fileName; 49 System.out.println("Test file: " + filePath); 50 File file = new File(filePath); 51 ImageInputStream stream = ImageIO.createImageInputStream(file); 52 Iterator<ImageReader> readers = ImageIO.getImageReaders(stream); 53 54 if(readers.hasNext()) { 55 ImageReader reader = readers.next(); 56 reader.setInput(stream); 57 IIOMetadata metadata = reader.getImageMetadata(0); 58 59 IIOMetadataNode standardTree = (IIOMetadataNode) 60 metadata.getAsTree 61 (IIOMetadataFormatImpl.standardMetadataFormatName); 62 IIOMetadataNode colorSpaceType = (IIOMetadataNode) 63 standardTree.getElementsByTagName("ColorSpaceType").item(0); 64 String colorSpaceName = colorSpaceType.getAttribute("name"); 65 if(colorSpaceName.equals("RGB")) 66 throw new RuntimeException("Identified incorrect ColorSpace"); 67 } 68 } 69 }