com.drew.metadata.gif.GifImageDirectory Maven / Gradle / Ivy

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Java library for extracting EXIF, IPTC, XMP, ICC and other metadata from image and video files.

There is a newer version: 2.19.0

/*
 * Copyright 2002-2017 Drew Noakes
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 *
 * More information about this project is available at:
 *
 *    https://drewnoakes.com/code/exif/
 *    https://github.com/drewnoakes/metadata-extractor
 */
package com.drew.metadata.gif;

import com.drew.lang.annotations.NotNull;
import com.drew.metadata.Directory;

import java.util.HashMap;

/**
 * @author Drew Noakes https://drewnoakes.com
 * @author Kevin Mott https://github.com/kwhopper
 */
@SuppressWarnings("WeakerAccess")
public class GifImageDirectory extends Directory
{
    public static final int TAG_LEFT = 1;
    public static final int TAG_TOP = 2;
    public static final int TAG_WIDTH = 3;
    public static final int TAG_HEIGHT = 4;
    public static final int TAG_HAS_LOCAL_COLOUR_TABLE = 5;
    public static final int TAG_IS_INTERLACED = 6;
    public static final int TAG_IS_COLOR_TABLE_SORTED = 7;
    public static final int TAG_LOCAL_COLOUR_TABLE_BITS_PER_PIXEL = 8;

    @NotNull
    protected static final HashMap _tagNameMap = new HashMap();

    static
    {
        _tagNameMap.put(TAG_LEFT, "Left");
        _tagNameMap.put(TAG_TOP, "Top");
        _tagNameMap.put(TAG_WIDTH, "Width");
        _tagNameMap.put(TAG_HEIGHT, "Height");
        _tagNameMap.put(TAG_HAS_LOCAL_COLOUR_TABLE, "Has Local Colour Table");
        _tagNameMap.put(TAG_IS_INTERLACED, "Is Interlaced");
        _tagNameMap.put(TAG_IS_COLOR_TABLE_SORTED, "Is Local Colour Table Sorted");
        _tagNameMap.put(TAG_LOCAL_COLOUR_TABLE_BITS_PER_PIXEL, "Local Colour Table Bits Per Pixel");
    }

    public GifImageDirectory()
    {
        this.setDescriptor(new GifImageDescriptor(this));
    }

    @Override
    @NotNull
    public String getName()
    {
        return "GIF Image";
    }

    @Override
    @NotNull
    protected HashMap getTagNameMap()
    {
        return _tagNameMap;
    }
}