1 /* 2 * Copyright (c) 2003, 2017, 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 4893464 27 * @summary Tests bmp writer behavior with different compression modes 28 */ 29 30 import java.awt.Color; 31 import java.awt.Graphics; 32 import java.awt.image.BufferedImage; 33 import java.io.File; 34 35 import javax.imageio.IIOImage; 36 import javax.imageio.ImageIO; 37 import javax.imageio.ImageTypeSpecifier; 38 import javax.imageio.ImageWriteParam; 39 import javax.imageio.ImageWriter; 40 import javax.imageio.metadata.IIOMetadata; 41 import javax.imageio.stream.ImageOutputStream; 42 43 public class CompressionModeTest { 44 45 public static void main(String args[]) { 46 int[] iModes = { ImageWriteParam.MODE_DISABLED, 47 ImageWriteParam.MODE_EXPLICIT, 48 ImageWriteParam.MODE_COPY_FROM_METADATA, 49 ImageWriteParam.MODE_DEFAULT }; 50 51 String[] strModes = { "ImageWriteParam.MODE_DISABLED", 52 "ImageWriteParam.MODE_EXPLICIT", 53 "ImageWriteParam.MODE_COPY_FROM_METADATA", 54 "ImageWriteParam.MODE_DEFAULT" }; 55 56 for(int i=0; i<iModes.length; i++) { 57 System.out.println("Test compression mode "+strModes[i]); 58 doTest(iModes[i]); 59 } 60 } 61 62 private static void doTest(int mode) { 63 String fileFormat = "bmp"; 64 try { 65 ImageWriter iw = (ImageWriter)ImageIO.getImageWritersBySuffix(fileFormat).next(); 66 if(iw == null) { 67 throw new RuntimeException("No available image writer for " 68 + fileFormat 69 + " Test failed."); 70 } 71 72 File file = new File("image." + fileFormat); 73 ImageOutputStream ios = ImageIO.createImageOutputStream(file); 74 iw.setOutput(ios); 75 76 BufferedImage bimg = new BufferedImage(100, 77 100, BufferedImage.TYPE_INT_RGB); 78 Graphics g = bimg.getGraphics(); 79 g.setColor(Color.green); 80 g.fillRect(0,0,100,100); 81 82 ImageWriteParam param = iw.getDefaultWriteParam(); 83 84 param.setCompressionMode(mode); 85 86 IIOMetadata meta = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bimg), 87 param); 88 89 IIOImage iioImg = new IIOImage(bimg, null, meta); 90 iw.write(null, iioImg, param); 91 } catch(Exception e) { 92 e.printStackTrace(); 93 throw new RuntimeException("Test failed."); 94 } 95 } 96 }