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Java example source code file (PNGMetadataFormatResources.java)

This example Java source code file (PNGMetadataFormatResources.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

cie, gray, icc, ihdr, ihdr\/interlacemethod, object, plte, pngmetadataformatresources, rgb, rgba, significant, the, util

The PNGMetadataFormatResources.java Java example source code

/*
 * Copyright (c) 2001, 2005, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.imageio.plugins.png;

import java.util.ListResourceBundle;

public class PNGMetadataFormatResources extends ListResourceBundle {

    public PNGMetadataFormatResources() {}

    protected Object[][] getContents() {
        return new Object[][] {

        // Node name, followed by description
        { "IHDR", "The IHDR chunk, containing the header" },
        { "PLTE", "The PLTE chunk, containing the palette" },
        { "PLTEEntry", "A palette entry" },
        { "bKGD", "The bKGD chunk, containing the background color" },
        { "bKGD_RGB", "An RGB background color, for RGB and RGBAlpha images" },
        { "bKGD_Grayscale",
          "A grayscale background color, for Gray and GrayAlpha images" },
        { "bKGD_Palette", "A background palette index" },
        { "cHRM", "The cHRM chunk, containing color calibration" },
        { "gAMA", "The gAMA chunk, containing the image gamma" },
        { "hIST", "The hIST chunk, containing histogram information " },
        { "hISTEntry", "A histogram entry" },
        { "iCCP", "The iCCP chunk, containing an ICC color profile" },
        { "iTXt", "The iTXt chunk, containing internationalized text" },
        { "iTXtEntry", "A localized text entry" },
        { "pHYS",
          "The pHYS chunk, containing the pixel size and aspect ratio" },
        { "sBIT", "The sBIT chunk, containing significant bit information" },
        { "sBIT_Grayscale", "Significant bit information for gray samples" },
        { "sBIT_GrayAlpha",
          "Significant bit information for gray and alpha samples" },
        { "sBIT_RGB", "Significant bit information for RGB samples" },
        { "sBIT_RGBAlpha", "Significant bit information for RGBA samples" },
        { "sBIT_Palette",
          "Significant bit information for RGB palette entries" },
        { "sPLT", "The sPLT chunk, containing a suggested palette" },
        { "sPLTEntry", "A suggested palette entry" },
        { "sRGB", "The sRGB chunk, containing rendering intent information" },
        { "tEXt", "The tEXt chunk, containing text" },
        { "tEXtEntry", "A text entry" },
        { "tIME", "The tIME chunk, containing the image modification time" },
        { "tRNS", "The tRNS chunk, containing transparency information" },
        { "tRNS_Grayscale",
          "A grayscale value that should be considered transparent" },
        { "tRNS_RGB",
          "An RGB value that should be considered transparent" },
        { "tRNS_Palette",
          "A palette index that should be considered transparent" },
        { "zTXt", "The zTXt chunk, containing compressed text" },
        { "zTXtEntry", "A compressed text entry" },
        { "UnknownChunks", "A set of unknown chunks" },
        { "UnknownChunk", "Unknown chunk data stored as a byte array" },

        // Node name + "/" + AttributeName, followed by description
        { "IHDR/width", "The width of the image in pixels" },
        { "IHDR/height", "The height of the image in pixels" },
        { "IHDR/bitDepth", "The bit depth of the image samples" },
        { "IHDR/colorType", "The color type of the image" },
        { "IHDR/compressionMethod",
"The compression used for image data, always \"deflate\"" },
        { "IHDR/filterMethod",
"The filtering method used for compression, always \"adaptive\"" },
        { "IHDR/interlaceMethod",
          "The interlacing method, \"none\" or \"adam7\"" },

        { "PLTEEntry/index", "The index of a palette entry" },
        { "PLTEEntry/red", "The red value of a palette entry" },
        { "PLTEEntry/green", "The green value of a palette entry" },
        { "PLTEEntry/blue", "The blue value of a palette entry" },

        { "bKGD_Grayscale/gray", "A gray value to be used as a background" },
        { "bKGD_RGB/red", "A red value to be used as a background" },
        { "bKGD_RGB/green", "A green value to be used as a background" },
        { "bKGD_RGB/blue", "A blue value to be used as a background" },
        { "bKGD_Palette/index", "A palette index to be used as a background" },

        { "cHRM/whitePointX",
              "The CIE x coordinate of the white point, multiplied by 1e5" },
        { "cHRM/whitePointY",
              "The CIE y coordinate of the white point, multiplied by 1e5" },
        { "cHRM/redX",
              "The CIE x coordinate of the red primary, multiplied by 1e5" },
        { "cHRM/redY",
              "The CIE y coordinate of the red primary, multiplied by 1e5" },
        { "cHRM/greenX",
              "The CIE x coordinate of the green primary, multiplied by 1e5" },
        { "cHRM/greenY",
              "The CIE y coordinate of the green primary, multiplied by 1e5" },
        { "cHRM/blueX",
              "The CIE x coordinate of the blue primary, multiplied by 1e5" },
        { "cHRM/blueY",
              "The CIE y coordinate of the blue primary, multiplied by 1e5" },

        { "gAMA/value",
              "The image gamma, multiplied by 1e5" },

        { "hISTEntry/index", "The palette index of this histogram entry" },
        { "hISTEntry/value", "The frequency of this histogram entry" },

        { "iCCP/profileName", "The name of this ICC profile" },
        { "iCCP/compressionMethod",
              "The compression method used to store this ICC profile" },

        { "iTXtEntry/keyword", "The keyword" },
        { "iTXtEntry/compressionMethod",
              "The compression method used to store this iTXt entry" },
        { "iTXtEntry/languageTag",
              "The ISO tag describing the language this iTXt entry" },
        { "iTXtEntry/translatedKeyword",
              "The translated keyword for iTXt entry" },
        { "iTXtEntry/text",
              "The localized text" },

        { "pHYS/pixelsPerUnitXAxis",
            "The number of horizontal pixels per unit, multiplied by 1e5" },
        { "pHYS/pixelsPerUnitYAxis",
            "The number of vertical pixels per unit, multiplied by 1e5" },
        { "pHYS/unitSpecifier",
            "The unit specifier for this chunk (i.e., meters)" },

        { "sBIT_Grayscale/gray",
            "The number of significant bits of the gray samples" },
        { "sBIT_GrayAlpha/gray",
            "The number of significant bits of the gray samples" },
        { "sBIT_GrayAlpha/alpha",
            "The number of significant bits of the alpha samples" },
        { "sBIT_RGB/red",
            "The number of significant bits of the red samples" },
        { "sBIT_RGB/green",
            "The number of significant bits of the green samples" },
        { "sBIT_RGB/blue",
            "The number of significant bits of the blue samples" },
        { "sBIT_RGBAlpha/red",
            "The number of significant bits of the red samples" },
        { "sBIT_RGBAlpha/green",
            "The number of significant bits of the green samples" },
        { "sBIT_RGBAlpha/blue",
            "The number of significant bits of the blue samples" },
        { "sBIT_RGBAlpha/alpha",
            "The number of significant bits of the alpha samples" },
        { "sBIT_Palette/red",
            "The number of significant bits of the red palette entries" },
        { "sBIT_Palette/green",
            "The number of significant bits of the green palette entries" },
        { "sBIT_Palette/blue",
            "The number of significant bits of the blue palette entries" },

        { "sPLTEntry/index", "The index of a suggested palette entry" },
        { "sPLTEntry/red", "The red value of a suggested palette entry" },
        { "sPLTEntry/green", "The green value of a suggested palette entry" },
        { "sPLTEntry/blue", "The blue value of a suggested palette entry" },
        { "sPLTEntry/alpha", "The blue value of a suggested palette entry" },

        { "sRGB/renderingIntent", "The rendering intent" },

        { "tEXtEntry/keyword", "The keyword" },
        { "tEXtEntry/value", "The text" },

        { "tIME/year", "The year when the image was last modified" },
        { "tIME/month",
          "The month when the image was last modified, 1 = January" },
        { "tIME/day",
          "The day of the month when the image was last modified" },
        { "tIME/hour",
          "The hour when the image was last modified" },
        { "tIME/minute",
          "The minute when the image was last modified" },
        { "tIME/second",
          "The second when the image was last modified, 60 = leap second" },

        { "tRNS_Grayscale/gray",
          "The gray value to be considered transparent" },
        { "tRNS_RGB/red",
          "The red value to be considered transparent" },
        { "tRNS_RGB/green",
          "The green value to be considered transparent" },
        { "tRNS_RGB/blue",
          "The blure value to be considered transparent" },
        { "tRNS_Palette/index",
          "A palette index to be considered transparent" },
        { "tRNS_Palette/alpha",
          "The transparency associated with the palette entry" },

        { "zTXtEntry/keyword", "The keyword" },
        { "zTXtEntry/compressionMethod", "The compression method" },
        { "zTXtEntry/text", "The compressed text" },

        { "UnknownChunk/type", "The 4-character type of the unknown chunk" }

        };
    }
}

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