rev 9343 : 8033716: Fix raw and unchecked lint warnings in com.sun.imageio
Reviewed-by: darcy, prr, bae

   1 /*
   2  * Copyright (c) 2003, 2004, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.imageio.plugins.bmp;
  27 
  28 import java.io.UnsupportedEncodingException;
  29 import java.util.ArrayList;
  30 import java.util.Iterator;
  31 import java.util.List;
  32 import javax.imageio.ImageTypeSpecifier;
  33 import javax.imageio.metadata.IIOMetadata;
  34 import javax.imageio.metadata.IIOMetadataNode;
  35 import javax.imageio.metadata.IIOMetadataFormat;
  36 import javax.imageio.metadata.IIOMetadataFormatImpl;
  37 import org.w3c.dom.Node;
  38 import com.sun.imageio.plugins.common.I18N;
  39 
  40 import com.sun.imageio.plugins.common.ImageUtil;
  41 
  42 public class BMPMetadata extends IIOMetadata implements BMPConstants {
  43     public static final String nativeMetadataFormatName =
  44         "javax_imageio_bmp_1.0";
  45 
  46     // Fields for Image Descriptor
  47     public String bmpVersion;
  48     public int width ;
  49     public int height;
  50     public short bitsPerPixel;
  51     public int compression;
  52     public int imageSize;
  53 
  54     // Fields for PixelsPerMeter
  55     public int xPixelsPerMeter;
  56     public int yPixelsPerMeter;
  57 
  58     public int colorsUsed;
  59     public int colorsImportant;
  60 
  61     // Fields for BI_BITFIELDS compression(Mask)
  62     public int redMask;
  63     public int greenMask;
  64     public int blueMask;
  65     public int alphaMask;
  66 
  67     public int colorSpace;
  68 
  69     // Fields for CIE XYZ for the LCS_CALIBRATED_RGB color space
  70     public double redX;
  71     public double redY;
  72     public double redZ;
  73     public double greenX;
  74     public double greenY;
  75     public double greenZ;
  76     public double blueX;
  77     public double blueY;
  78     public double blueZ;
  79 
  80     // Fields for Gamma values for the LCS_CALIBRATED_RGB color space
  81     public int gammaRed;
  82     public int gammaGreen;
  83     public int gammaBlue;
  84 
  85     public int intent;
  86 
  87     // Fields for the Palette and Entries
  88     public byte[] palette = null;
  89     public int paletteSize;
  90     public int red;
  91     public int green;
  92     public int blue;
  93 




  94     public BMPMetadata() {
  95         super(true,
  96               nativeMetadataFormatName,
  97               "com.sun.imageio.plugins.bmp.BMPMetadataFormat",
  98               null, null);
  99     }
 100 
 101     public boolean isReadOnly() {
 102         return true;
 103     }
 104 
 105     public Node getAsTree(String formatName) {
 106         if (formatName.equals(nativeMetadataFormatName)) {
 107             return getNativeTree();
 108         } else if (formatName.equals
 109                    (IIOMetadataFormatImpl.standardMetadataFormatName)) {
 110             return getStandardTree();
 111         } else {
 112             throw new IllegalArgumentException(I18N.getString("BMPMetadata0"));
 113         }
 114     }
 115 
 116     private String toISO8859(byte[] data) {
 117         try {
 118             return new String(data, "ISO-8859-1");
 119         } catch (UnsupportedEncodingException e) {
 120             return "";
 121         }
 122     }
 123 
 124     private Node getNativeTree() {
 125         IIOMetadataNode root =
 126             new IIOMetadataNode(nativeMetadataFormatName);
 127 
 128         addChildNode(root, "BMPVersion", bmpVersion);
 129         addChildNode(root, "Width", new Integer(width));
 130         addChildNode(root, "Height", new Integer(height));
 131         addChildNode(root, "BitsPerPixel", new Short(bitsPerPixel));
 132         addChildNode(root, "Compression", new Integer(compression));
 133         addChildNode(root, "ImageSize", new Integer(imageSize));
 134 
 135         IIOMetadataNode node = addChildNode(root, "PixelsPerMeter", null);
 136         addChildNode(node, "X", new Integer(xPixelsPerMeter));
 137         addChildNode(node, "Y", new Integer(yPixelsPerMeter));
 138 
 139         addChildNode(root, "ColorsUsed", new Integer(colorsUsed));
 140         addChildNode(root, "ColorsImportant", new Integer(colorsImportant));
 141 
 142         int version = 0;
 143         for (int i = 0; i < bmpVersion.length(); i++)
 144             if (Character.isDigit(bmpVersion.charAt(i)))
 145                 version = bmpVersion.charAt(i) -'0';
 146 
 147         if (version >= 4) {
 148             node = addChildNode(root, "Mask", null);
 149             addChildNode(node, "Red", new Integer(redMask));
 150             addChildNode(node, "Green", new Integer(greenMask));
 151             addChildNode(node, "Blue", new Integer(blueMask));
 152             addChildNode(node, "Alpha", new Integer(alphaMask));
 153 
 154             addChildNode(root, "ColorSpaceType", new Integer(colorSpace));
 155 
 156             node = addChildNode(root, "CIEXYZEndPoints", null);
 157             addXYZPoints(node, "Red", redX, redY, redZ);
 158             addXYZPoints(node, "Green", greenX, greenY, greenZ);
 159             addXYZPoints(node, "Blue", blueX, blueY, blueZ);
 160 
 161             node = addChildNode(root, "Intent", new Integer(intent));
 162         }
 163 
 164         // Palette
 165         if ((palette != null) && (paletteSize > 0)) {
 166             node = addChildNode(root, "Palette", null);
 167             int numComps = palette.length / paletteSize;
 168 
 169             for (int i = 0, j = 0; i < paletteSize; i++) {
 170                 IIOMetadataNode entry =
 171                     addChildNode(node, "PaletteEntry", null);
 172                 red = palette[j++] & 0xff;
 173                 green = palette[j++] & 0xff;
 174                 blue = palette[j++] & 0xff;
 175                 addChildNode(entry, "Red", new Byte((byte)red));
 176                 addChildNode(entry, "Green", new Byte((byte)green));
 177                 addChildNode(entry, "Blue", new Byte((byte)blue));
 178                 if (numComps == 4)
 179                     addChildNode(entry, "Alpha",
 180                                  new Byte((byte)(palette[j++] & 0xff)));
 181             }
 182         }
 183 
 184         return root;
 185     }
 186 
 187     // Standard tree node methods
 188     protected IIOMetadataNode getStandardChromaNode() {
 189 
 190         if ((palette != null) && (paletteSize > 0)) {
 191             IIOMetadataNode node = new IIOMetadataNode("Chroma");
 192             IIOMetadataNode subNode = new IIOMetadataNode("Palette");
 193             int numComps = palette.length / paletteSize;
 194             subNode.setAttribute("value", "" + numComps);
 195 
 196             for (int i = 0, j = 0; i < paletteSize; i++) {
 197                 IIOMetadataNode subNode1 = new IIOMetadataNode("PaletteEntry");
 198                 subNode1.setAttribute("index", ""+i);
 199                 subNode1.setAttribute("red", "" + palette[j++]);
 200                 subNode1.setAttribute("green", "" + palette[j++]);
 201                 subNode1.setAttribute("blue", "" + palette[j++]);
 202                 if (numComps == 4 && palette[j] != 0)
 203                     subNode1.setAttribute("alpha", "" + palette[j++]);
 204                 subNode.appendChild(subNode1);
 205             }
 206             node.appendChild(subNode);
 207             return node;
 208         }
 209 
 210         return null;
 211     }
 212 
 213     protected IIOMetadataNode getStandardCompressionNode() {
 214         IIOMetadataNode node = new IIOMetadataNode("Compression");
 215 
 216         // CompressionTypeName
 217         IIOMetadataNode subNode = new IIOMetadataNode("CompressionTypeName");
 218         subNode.setAttribute("value", BMPCompressionTypes.getName(compression));
 219         node.appendChild(subNode);
 220         return node;
 221     }
 222 
 223     protected IIOMetadataNode getStandardDataNode() {
 224         IIOMetadataNode node = new IIOMetadataNode("Data");
 225 
 226         String bits = "";
 227         if (bitsPerPixel == 24)
 228             bits = "8 8 8 ";
 229         else if (bitsPerPixel == 16 || bitsPerPixel == 32) {
 230             bits = "" + countBits(redMask) + " " + countBits(greenMask) +
 231                   countBits(blueMask) + "" + countBits(alphaMask);
 232         }
 233 
 234         IIOMetadataNode subNode = new IIOMetadataNode("BitsPerSample");
 235         subNode.setAttribute("value", bits);
 236         node.appendChild(subNode);
 237 
 238         return node;
 239     }
 240 
 241     protected IIOMetadataNode getStandardDimensionNode() {
 242         if (yPixelsPerMeter > 0.0F && xPixelsPerMeter > 0.0F) {
 243             IIOMetadataNode node = new IIOMetadataNode("Dimension");
 244             float ratio = yPixelsPerMeter / xPixelsPerMeter;
 245             IIOMetadataNode subNode = new IIOMetadataNode("PixelAspectRatio");
 246             subNode.setAttribute("value", "" + ratio);
 247             node.appendChild(subNode);
 248 
 249             subNode = new IIOMetadataNode("HorizontalPhysicalPixelSpacing");
 250             subNode.setAttribute("value", "" + (1 / xPixelsPerMeter * 1000));
 251             node.appendChild(subNode);
 252 
 253             subNode = new IIOMetadataNode("VerticalPhysicalPixelSpacing");
 254             subNode.setAttribute("value", "" + (1 / yPixelsPerMeter * 1000));
 255             node.appendChild(subNode);
 256 
 257             return node;
 258         }
 259         return null;
 260     }
 261 
 262     public void setFromTree(String formatName, Node root) {
 263         throw new IllegalStateException(I18N.getString("BMPMetadata1"));
 264     }
 265 
 266     public void mergeTree(String formatName, Node root) {
 267         throw new IllegalStateException(I18N.getString("BMPMetadata1"));
 268     }
 269 
 270     public void reset() {
 271         throw new IllegalStateException(I18N.getString("BMPMetadata1"));
 272     }
 273 
 274     private String countBits(int num) {
 275         int count = 0;
 276         while(num > 0) {
 277             if ((num & 1) == 1)
 278                 count++;
 279             num >>>= 1;
 280         }
 281 
 282         return count == 0 ? "" : "" + count;
 283     }
 284 
 285     private void addXYZPoints(IIOMetadataNode root, String name, double x, double y, double z) {
 286         IIOMetadataNode node = addChildNode(root, name, null);
 287         addChildNode(node, "X", new Double(x));
 288         addChildNode(node, "Y", new Double(y));
 289         addChildNode(node, "Z", new Double(z));
 290     }
 291 
 292     private IIOMetadataNode addChildNode(IIOMetadataNode root,
 293                                          String name,
 294                                          Object object) {
 295         IIOMetadataNode child = new IIOMetadataNode(name);
 296         if (object != null) {
 297             child.setUserObject(object);
 298             child.setNodeValue(ImageUtil.convertObjectToString(object));
 299         }
 300         root.appendChild(child);
 301         return child;
 302     }
 303 }
--- EOF ---