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 4843895 27 * @summary Tests that we handle raster with non-zero minX and minY correctly 28 * @modules java.desktop/com.sun.imageio.plugins.jpeg 29 */ 30 31 import java.awt.Rectangle; 32 import java.awt.image.BufferedImage; 33 import java.awt.image.RasterFormatException; 34 import java.awt.image.WritableRaster; 35 import java.io.ByteArrayOutputStream; 36 import java.util.Arrays; 37 import java.util.Iterator; 38 39 import javax.imageio.IIOImage; 40 import javax.imageio.ImageIO; 41 import javax.imageio.ImageTypeSpecifier; 42 import javax.imageio.ImageWriteParam; 43 import javax.imageio.ImageWriter; 44 import javax.imageio.metadata.IIOMetadata; 45 import javax.imageio.stream.ImageOutputStream; 46 import javax.imageio.stream.MemoryCacheImageOutputStream; 47 48 public class RasterWithMinXTest { 49 50 public static void main(String[] args) { 51 String format = "jpeg"; 52 53 // Set output file. 54 ImageOutputStream output = new MemoryCacheImageOutputStream(new ByteArrayOutputStream()); 55 56 // Create image. 57 BufferedImage bi = new BufferedImage(256, 256, 58 BufferedImage.TYPE_3BYTE_BGR); 59 60 // Populate image. 61 int[] rgbArray = new int[256]; 62 for(int i = 0; i < 256; i++) { 63 Arrays.fill(rgbArray, i); 64 bi.setRGB(0, i, 256, 1, rgbArray, 0, 256); 65 } 66 67 // create translated raster in order to get non-zero minX and minY 68 WritableRaster r = (WritableRaster)bi.getRaster().createTranslatedChild(64,64); 69 70 Iterator i = ImageIO.getImageWritersByFormatName(format); 71 ImageWriter iw = null; 72 while(i.hasNext() && iw == null) { 73 Object o = i.next(); 74 if (o instanceof com.sun.imageio.plugins.jpeg.JPEGImageWriter) { 75 iw = (ImageWriter)o; 76 } 77 } 78 if (iw == null) { 79 throw new RuntimeException("No available image writer"); 80 } 81 82 ImageWriteParam iwp = iw.getDefaultWriteParam(); 83 IIOMetadata metadata = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bi.getColorModel(), r.getSampleModel()), iwp); 84 85 IIOImage img = new IIOImage(r, null, metadata); 86 87 iw.setOutput(output); 88 try { 89 iw.write(img); 90 } catch (RasterFormatException e) { 91 e.printStackTrace(); 92 throw new RuntimeException("RasterException occurs. Test Failed!"); 93 } catch (Exception ex) { 94 ex.printStackTrace(); 95 throw new RuntimeException("Unexpected Exception"); 96 } 97 98 // test case of theImageWriteParam with non-null sourceRegion 99 iwp.setSourceRegion(new Rectangle(32,32,192,192)); 100 metadata = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bi.getColorModel(), r.getSampleModel()), iwp); 101 try { 102 iw.write(metadata, img, iwp); 103 } catch (RasterFormatException e) { 104 e.printStackTrace(); 105 throw new RuntimeException("SetSourceRegion causes the RasterException. Test Failed!"); 106 } catch (Exception ex) { 107 ex.printStackTrace(); 108 throw new RuntimeException("Unexpected Exception"); 109 } 110 111 } 112 }