/*

 * Copyright (c) 2001, 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.jpeg;

import javax.imageio.metadata.IIOMetadataFormat;

import javax.imageio.metadata.IIOMetadataFormatImpl;

import javax.imageio.ImageTypeSpecifier;

import java.awt.color.ICC_Profile;

import java.awt.color.ColorSpace;

import java.awt.image.ColorModel;

import java.util.List;

import java.util.ArrayList;

public class JPEGImageMetadataFormat extends JPEGMetadataFormat {

    private static JPEGImageMetadataFormat theInstance = null;

    private JPEGImageMetadataFormat() {

        super(JPEG.nativeImageMetadataFormatName,

              CHILD_POLICY_ALL);

        addElement("JPEGvariety",

                   JPEG.nativeImageMetadataFormatName,

                   CHILD_POLICY_CHOICE);

        addElement("markerSequence",

                   JPEG.nativeImageMetadataFormatName,

                   CHILD_POLICY_SEQUENCE);

        addElement("app0JFIF", "JPEGvariety", CHILD_POLICY_SOME);

        addStreamElements("markerSequence");

        addElement("app14Adobe", "markerSequence", CHILD_POLICY_EMPTY);

        addElement("sof", "markerSequence", 1, 4);

        addElement("sos", "markerSequence", 1, 4);

        addElement("JFXX", "app0JFIF", 1, Integer.MAX_VALUE);

        addElement("app0JFXX", "JFXX", CHILD_POLICY_CHOICE);

        addElement("app2ICC", "app0JFIF", CHILD_POLICY_EMPTY);

        addAttribute("app0JFIF",

                     "majorVersion",

                     DATATYPE_INTEGER,

                     false,

                     "1",

                     "0", "255",

                     true, true);

        addAttribute("app0JFIF",

                     "minorVersion",

                     DATATYPE_INTEGER,

                     false,

                     "2",

                     "0", "255",

                     true, true);

        List resUnits = new ArrayList();

        resUnits.add("0");

        resUnits.add("1");

        resUnits.add("2");

        addAttribute("app0JFIF",

                     "resUnits",

                     DATATYPE_INTEGER,

                     false,

                     "0",

                     resUnits);

        addAttribute("app0JFIF",

                     "Xdensity",

                     DATATYPE_INTEGER,

                     false,

                     "1",

                     "1", "65535",

                     true, true);

        addAttribute("app0JFIF",

                     "Ydensity",

                     DATATYPE_INTEGER,

                     false,

                     "1",

                     "1", "65535",

                     true, true);

        addAttribute("app0JFIF",

                     "thumbWidth",

                     DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "255",

                     true, true);

        addAttribute("app0JFIF",

                     "thumbHeight",

                     DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "255",

                     true, true);

        addElement("JFIFthumbJPEG", "app0JFXX", CHILD_POLICY_SOME);

        addElement("JFIFthumbPalette", "app0JFXX", CHILD_POLICY_EMPTY);

        addElement("JFIFthumbRGB", "app0JFXX", CHILD_POLICY_EMPTY);

        List codes = new ArrayList();

        codes.add("16"); // Hex 10

        codes.add("17"); // Hex 11

        codes.add("19"); // Hex 13

        addAttribute("app0JFXX",

                     "extensionCode",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     codes);

        addChildElement("markerSequence", "JFIFthumbJPEG");

        addAttribute("JFIFthumbPalette",

                     "thumbWidth",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     "0", "255",

                     true, true);

        addAttribute("JFIFthumbPalette",

                     "thumbHeight",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     "0", "255",

                     true, true);

        addAttribute("JFIFthumbRGB",

                     "thumbWidth",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     "0", "255",

                     true, true);

        addAttribute("JFIFthumbRGB",

                     "thumbHeight",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     "0", "255",

                     true, true);

        addObjectValue("app2ICC", ICC_Profile.class, false, null);

        addAttribute("app14Adobe",

                     "version",

                     DATATYPE_INTEGER,

                     false,

                     "100",

                     "100", "255",

                     true, true);

        addAttribute("app14Adobe",

                     "flags0",

                     DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "65535",

                     true, true);

        addAttribute("app14Adobe",

                     "flags1",

                     DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "65535",

                     true, true);

        List transforms = new ArrayList();

        transforms.add("0");

        transforms.add("1");

        transforms.add("2");

        addAttribute("app14Adobe",

                     "transform",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     transforms);

        addElement("componentSpec", "sof", CHILD_POLICY_EMPTY);

        List procs = new ArrayList();

        procs.add("0");

        procs.add("1");

        procs.add("2");

        addAttribute("sof",

                     "process",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     procs);

        addAttribute("sof",

                     "samplePrecision",

                     DATATYPE_INTEGER,

                     false,

                     "8");

        addAttribute("sof",

                     "numLines",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     "0", "65535",

                     true, true);

        addAttribute("sof",

                     "samplesPerLine",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     "0", "65535",

                     true, true);

        List comps = new ArrayList();

        comps.add("1");

        comps.add("2");

        comps.add("3");

        comps.add("4");

        addAttribute("sof",

                     "numFrameComponents",

                     DATATYPE_INTEGER,

                     false,

                     null,

                     comps);

        addAttribute("componentSpec",

                     "componentId",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     "0", "255",

                     true, true);

        addAttribute("componentSpec",

                     "HsamplingFactor",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     "1", "255",

                     true, true);

        addAttribute("componentSpec",

                     "VsamplingFactor",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     "1", "255",

                     true, true);

        List tabids = new ArrayList();

        tabids.add("0");

        tabids.add("1");

        tabids.add("2");

        tabids.add("3");

        addAttribute("componentSpec",

                     "QtableSelector",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     tabids);

        addElement("scanComponentSpec", "sos", CHILD_POLICY_EMPTY);

        addAttribute("sos",

                     "numScanComponents",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     comps);

        addAttribute("sos",

                     "startSpectralSelection",

                      DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "63",

                     true, true);

        addAttribute("sos",

                     "endSpectralSelection",

                      DATATYPE_INTEGER,

                     false,

                     "63",

                     "0", "63",

                     true, true);

        addAttribute("sos",

                     "approxHigh",

                      DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "15",

                     true, true);

        addAttribute("sos",

                     "approxLow",

                      DATATYPE_INTEGER,

                     false,

                     "0",

                     "0", "15",

                     true, true);

        addAttribute("scanComponentSpec",

                     "componentSelector",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     "0", "255",

                     true, true);

        addAttribute("scanComponentSpec",

                     "dcHuffTable",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     tabids);

        addAttribute("scanComponentSpec",

                     "acHuffTable",

                     DATATYPE_INTEGER,

                     true,

                     null,

                     tabids);

    }

    public boolean canNodeAppear(String elementName,

                                 ImageTypeSpecifier imageType) {

        // All images can have these

        if (elementName.equals(getRootName())

            || elementName.equals("JPEGvariety")

            || isInSubtree(elementName, "markerSequence")) {

            return true;

        }

        // If it is an element in the app0jfif subtree, just check

        // that the image type is JFIF compliant.

        if ((isInSubtree(elementName, "app0JFIF"))

            && JPEG.isJFIFcompliant(imageType, true)) {

            return true;

        }

        return false;

    }

    public static synchronized IIOMetadataFormat getInstance() {

        if (theInstance == null) {

            theInstance = new JPEGImageMetadataFormat();

        }

        return theInstance;

    }

}