com.github.jaiimageio.jpeg2000.impl.J2KMetadataFormat Maven / Gradle / Ivy
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JPEG2000 support for Java Advanced Imaging Image I/O Tools API core.
This module is licensed under the [JJ2000 license](LICENSE.txt) and
is therefore NOT compatible with the GPL 3 license. It should be
compatible with the LGPL 2.1 license.
/*
* $RCSfile: J2KMetadataFormat.java,v $
*
*
* Copyright (c) 2005 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any
* kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
* EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
* NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
* USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
* ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
* CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
* REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
* INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for
* use in the design, construction, operation or maintenance of any
* nuclear facility.
*
* $Revision: 1.2 $
* $Date: 2005/04/27 18:23:01 $
* $State: Exp $
*/
package com.github.jaiimageio.jpeg2000.impl;
import java.awt.image.ColorModel;
import java.awt.image.IndexColorModel;
import java.lang.reflect.Method;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Set;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.metadata.IIOMetadataFormatImpl;
public class J2KMetadataFormat extends IIOMetadataFormatImpl {
/** The table to link the child to its parent.
*/
private static Hashtable parents = new Hashtable();
static {
//children for the root
parents.put("JPEG2000SignatureBox", "com_sun_media_imageio_plugins_jpeg2000_image_1.0");
parents.put("JPEG2000FileTypeBox", "com_sun_media_imageio_plugins_jpeg2000_image_1.0");
parents.put("OtherBoxes", "com_sun_media_imageio_plugins_jpeg2000_image_1.0");
// children for the boxes other than
// JPEG2000SignatureBox/JPEG2000FileTypeBox
parents.put("JPEG2000HeaderSuperBox", "OtherBoxes");
parents.put("JPEG2000CodeStreamBox", "OtherBoxes");
parents.put("JPEG2000IntellectualPropertyRightsBox", "OtherBoxes");
parents.put("JPEG2000XMLBox", "OtherBoxes");
parents.put("JPEG2000UUIDBox", "OtherBoxes");
parents.put("JPEG2000UUIDInfoBox", "OtherBoxes");
// Children of JPEG2000HeaderSuperBox
parents.put("JPEG2000HeaderBox", "JPEG2000HeaderSuperBox");
parents.put("OptionalBoxes", "JPEG2000HeaderSuperBox");
// Optional boxes in JPEG2000HeaderSuperBox
parents.put("JPEG2000BitsPerComponentBox", "OptionalBoxes");
parents.put("JPEG2000ColorSpecificationBox", "OptionalBoxes");
parents.put("JPEG2000PaletteBox", "OptionalBoxes");
parents.put("JPEG2000ComponentMappingBox", "OptionalBoxes");
parents.put("JPEG2000ChannelDefinitionBox", "OptionalBoxes");
parents.put("JPEG2000ResolutionBox", "OptionalBoxes");
// Children of JPEG2000ResolutionBox
parents.put("JPEG2000CaptureResolutionBox", "JPEG2000ResolutionBox");
parents.put("JPEG2000DefaultDisplayResolutionBox",
"JPEG2000ResolutionBox");
// Children of JPEG2000UUIDInfoBox
parents.put("JPEG2000UUIDListBox", "JPEG2000UUIDInfoBox");
parents.put("JPEG2000DataEntryURLBox", "JPEG2000UUIDInfoBox");
}
private static J2KMetadataFormat instance;
public static synchronized J2KMetadataFormat getInstance() {
if (instance == null)
instance = new J2KMetadataFormat();
return instance;
}
String resourceBaseName = this.getClass().getName() + "Resources";
/** Constructs J2KMetadataFormat. Calls the super
* class constructor. Sets the resource base name. Adds the elements
* into this format object based on the XML schema and DTD.
*/
J2KMetadataFormat() {
super("com_sun_media_imageio_plugins_jpeg2000_image_1.0", CHILD_POLICY_ALL);
setResourceBaseName(resourceBaseName);
addElements();
}
/** Adds the elements into this format object based on the XML
* schema and DTD.
*/
private void addElements() {
addElement("JPEG2000SignatureBox",
getParent("JPEG2000SignatureBox"),
CHILD_POLICY_EMPTY);
addElement("JPEG2000FileTypeBox",
getParent("JPEG2000FileTypeBox"),
CHILD_POLICY_ALL);
addElement("OtherBoxes",
getParent("OtherBoxes"),
CHILD_POLICY_CHOICE);
addElement("JPEG2000HeaderSuperBox",
getParent("JPEG2000HeaderSuperBox"),
CHILD_POLICY_CHOICE);
addElement("JPEG2000CodeStreamBox",
getParent("JPEG2000CodeStreamBox"),
CHILD_POLICY_EMPTY);
addElement("JPEG2000IntellectualPropertyRightsBox",
getParent("JPEG2000IntellectualPropertyRightsBox"),
CHILD_POLICY_ALL);
addElement("JPEG2000XMLBox",
getParent("JPEG2000XMLBox"),
CHILD_POLICY_ALL);
addElement("JPEG2000UUIDBox",
getParent("JPEG2000UUIDBox"),
CHILD_POLICY_ALL);
addElement("JPEG2000UUIDInfoBox",
getParent("JPEG2000UUIDInfoBox"),
CHILD_POLICY_ALL);
addElement("JPEG2000HeaderBox",
"JPEG2000HeaderSuperBox",
CHILD_POLICY_ALL);
addElement("OptionalBoxes",
"JPEG2000HeaderSuperBox",
CHILD_POLICY_CHOICE);
addElement("JPEG2000BitsPerComponentBox",
"OptionalBoxes",
CHILD_POLICY_ALL);
addElement("JPEG2000ColorSpecificationBox",
"OptionalBoxes",
CHILD_POLICY_ALL);
addElement("JPEG2000PaletteBox",
"OptionalBoxes",
CHILD_POLICY_ALL);
addElement("JPEG2000ComponentMappingBox",
"OptionalBoxes",
CHILD_POLICY_ALL);
addElement("JPEG2000ChannelDefinitionBox",
"OptionalBoxes",
CHILD_POLICY_ALL);
addElement("JPEG2000ResolutionBox",
"OptionalBoxes",
CHILD_POLICY_ALL);
addElement("JPEG2000CaptureResolutionBox",
"JPEG2000ResolutionBox",
CHILD_POLICY_ALL);
addElement("JPEG2000DefaultDisplayResolutionBox",
"JPEG2000ResolutionBox",
CHILD_POLICY_ALL);
addElement("JPEG2000UUIDListBox",
"JPEG2000UUIDInfoBox",
CHILD_POLICY_ALL);
addElement("JPEG2000DataEntryURLBox",
"JPEG2000UUIDInfoBox",
CHILD_POLICY_ALL);
// Adds the default attributes "Length", "Type" and "ExtraLength" into
// the J2K box-related data elements
Enumeration keys = parents.keys();
while (keys.hasMoreElements()) {
String s = (String)keys.nextElement();
if (s.startsWith("JPEG2000")) {
addAttribute(s, "Length", DATATYPE_INTEGER, true, null);
addAttribute(s, "Type", DATATYPE_STRING, true, Box.getTypeByName(s));
addAttribute(s, "ExtraLength", DATATYPE_STRING, false, null);
// If it is a simple node, adds the data elements by using
// relection.
Class c = Box.getBoxClass(Box.getTypeInt(Box.getTypeByName(s)));
try {
Method m = c.getMethod("getElementNames", (Class[])null);
String[] elementNames = (String[])m.invoke(null,
(Object[])null);
for (int i = 0; i < elementNames.length; i++)
addElement(elementNames[i], s, CHILD_POLICY_EMPTY);
} catch (Exception e) {
// no such method
}
}
}
addAttribute("JPEG2000SignatureBox",
"Signature",
DATATYPE_STRING,
true,
"0D0A870A");
addElement("BitDepth",
"JPEG2000BitsPerComponentBox",
CHILD_POLICY_EMPTY);
addElement("NumberEntries",
"JPEG2000PaletteBox",
CHILD_POLICY_EMPTY);
addElement("NumberColors",
"JPEG2000PaletteBox",
CHILD_POLICY_EMPTY);
addElement("BitDepth",
"JPEG2000PaletteBox",
CHILD_POLICY_EMPTY);
addElement("LUT",
"JPEG2000PaletteBox",
1, 1024);
addElement("LUTRow",
"LUT",
CHILD_POLICY_EMPTY);
addElement("Component",
"JPEG2000ComponentMappingBox",
CHILD_POLICY_EMPTY);
addElement("ComponentType",
"JPEG2000ComponentMappingBox",
CHILD_POLICY_EMPTY);
addElement("ComponentAssociation",
"JPEG2000ComponentMappingBox",
CHILD_POLICY_EMPTY);
addElement("NumberOfDefinition",
"JPEG2000ChannelDefinitionBox",
CHILD_POLICY_EMPTY);
addElement("Definitions",
"JPEG2000ChannelDefinitionBox",
0, 9);
addElement("ChannelNumber",
"Definitions",
CHILD_POLICY_EMPTY);
addElement("ChannelType",
"Definitions",
CHILD_POLICY_EMPTY);
addElement("ChannelAssociation",
"Definitions",
CHILD_POLICY_EMPTY);
addElement("CodeStream",
"JPEG2000CodeStreamBox",
CHILD_POLICY_EMPTY);
addElement("Content",
"JPEG2000IntellectualPropertyRightsBox",
CHILD_POLICY_EMPTY);
addElement("Content",
"JPEG2000XMLBox",
CHILD_POLICY_EMPTY);
addElement("UUID",
"JPEG2000UUIDBox",
CHILD_POLICY_EMPTY);
addElement("Data",
"JPEG2000UUIDBox",
CHILD_POLICY_EMPTY);
addElement("NumberUUID",
"JPEG2000UUIDListBox",
CHILD_POLICY_EMPTY);
addElement("UUID",
"JPEG2000UUIDListBox",
CHILD_POLICY_EMPTY);
addElement("Version",
"JPEG2000DataEntryURLBox",
CHILD_POLICY_EMPTY);
addElement("Flags",
"JPEG2000DataEntryURLBox",
CHILD_POLICY_EMPTY);
addElement("URL",
"JPEG2000DataEntryURLBox",
CHILD_POLICY_EMPTY);
}
public String getParent(String elementName) {
return (String)parents.get(elementName);
}
public boolean canNodeAppear(String elementName,
ImageTypeSpecifier imageType) {
ColorModel cm = imageType.getColorModel();
if (!(cm instanceof IndexColorModel))
if ("JPEG2000PaletteBox".equals(elementName))
return false;
if (!cm.hasAlpha())
if ("JPEG2000ChannelDefinitionBox".equals(elementName))
return false;
if (getParent(elementName) != null)
return true;
return false;
}
public boolean isLeaf(String name) {
Set keys = parents.keySet();
Iterator iterator = keys.iterator();
while(iterator.hasNext()) {
if (name.equals(parents.get(iterator.next())))
return false;
}
return true;
}
public boolean singleInstance(String name) {
return !(name.equals("JPEG2000IntellectualPropertyRightsBox") ||
name.equals("JPEG2000XMLBox") ||
name.equals("JPEG2000UUIDBox") ||
name.equals("JPEG2000UUIDInfoBox") ||
name.equals("JPEG2000UUIDListBox") ||
name.equals("JPEG2000DataEntryURLBox"));
}
}