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.TagInfoAscii;
025
026/**
027 * GDAL library.
028 * <p>
029 * https://www.awaresystems.be/imaging/tiff/tifftags/gdal_metadata.html
030 * </p>
031 * <p>
032 * https://www.awaresystems.be/imaging/tiff/tifftags/gdal_nodata.html
033 * </p>
034 */
035public final class GdalLibraryTagConstants {
036
037    public static final TagInfoAscii EXIF_TAG_GDAL_METADATA = new TagInfoAscii("GDALMetadata", 0xa480, -1, TiffDirectoryType.EXIF_DIRECTORY_UNKNOWN);
038
039    public static final TagInfoAscii EXIF_TAG_GDAL_NO_DATA = new TagInfoAscii("GDALNoData", 0xa481, -1, TiffDirectoryType.EXIF_DIRECTORY_UNKNOWN);
040
041    public static final List<TagInfo> ALL_GDAL_LIBRARY_TAGS = Collections
042            .unmodifiableList(Arrays.<TagInfo>asList(EXIF_TAG_GDAL_METADATA, EXIF_TAG_GDAL_NO_DATA));
043
044    private GdalLibraryTagConstants() {
045    }
046}