    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017package org.apache.commons.imaging.formats.tiff.constants;
    018
    019import java.util.Arrays;
    020import java.util.Collections;
    021import java.util.List;
    022
    023import org.apache.commons.imaging.formats.tiff.taginfos.TagInfo;
    024import org.apache.commons.imaging.formats.tiff.taginfos.TagInfoShort;
    025import org.apache.commons.imaging.formats.tiff.taginfos.TagInfoXpString;
    026
    027/**
    028 * Largely undocumented and derived by experimentation.
    029 */
    030public final class MicrosoftTagConstants {
    031
    032    public static final TagInfoShort EXIF_TAG_RATING = new TagInfoShort(
    033            "Rating", 0x4746,
    034            TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    035
    036    public static final TagInfoShort EXIF_TAG_RATING_PERCENT = new TagInfoShort(
    037            "RatingPercent", 0x4749,
    038            TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    039
    040    public static final TagInfoXpString EXIF_TAG_XPTITLE = new TagInfoXpString(
    041            "XPTitle", 0x9c9b, TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    042
    043    public static final TagInfoXpString EXIF_TAG_XPCOMMENT = new TagInfoXpString(
    044            "XPComment", 0x9c9c, TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    045
    046    public static final TagInfoXpString EXIF_TAG_XPAUTHOR = new TagInfoXpString(
    047            "XPAuthor", 0x9c9d, TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    048
    049    public static final TagInfoXpString EXIF_TAG_XPKEYWORDS = new TagInfoXpString(
    050            "XPKeywords", 0x9c9e, TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    051
    052    public static final TagInfoXpString EXIF_TAG_XPSUBJECT = new TagInfoXpString(
    053            "XPSubject",  0x9c9f, TiffDirectoryType.EXIF_DIRECTORY_IFD0);
    054
    055    public static final List<TagInfo> ALL_MICROSOFT_TAGS =
    056            Collections.unmodifiableList(Arrays.asList(
    057                    EXIF_TAG_RATING,
    058                    EXIF_TAG_RATING_PERCENT,
    059                    EXIF_TAG_XPTITLE,
    060                    EXIF_TAG_XPCOMMENT,
    061                    EXIF_TAG_XPAUTHOR,
    062                    EXIF_TAG_XPKEYWORDS,
    063                    EXIF_TAG_XPSUBJECT));
    064
    065    private MicrosoftTagConstants() {
    066    }
    067}