content: /*
   * Copyright 2002-2019 Drew Noakes and contributors
   *
   *    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
   *
   *        https://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.photoshop;
  
  import com.drew.lang.annotations.NotNull;
  import com.drew.metadata.Directory;
  
  import java.util.HashMap;
  
  /**
   * Holds the basic metadata found in the header of a Photoshop PSD file.
   *
   * @author Drew Noakes https://drewnoakes.com
   */
  @SuppressWarnings("WeakerAccess")
  public class PsdHeaderDirectory extends Directory
  {
      /**
       * The number of channels in the image, including any alpha channels. Supported range is 1 to 56.
       */
      public static final int TAG_CHANNEL_COUNT = 1;
      /**
       * The height of the image in pixels.
       */
      public static final int TAG_IMAGE_HEIGHT = 2;
      /**
       * The width of the image in pixels.
       */
      public static final int TAG_IMAGE_WIDTH = 3;
      /**
       * The number of bits per channel. Supported values are 1, 8, 16 and 32.
       */
      public static final int TAG_BITS_PER_CHANNEL = 4;
      /**
       * The color mode of the file. Supported values are:
       * Bitmap = 0; Grayscale = 1; Indexed = 2; RGB = 3; CMYK = 4; Multichannel = 7; Duotone = 8; Lab = 9.
       */
      public static final int TAG_COLOR_MODE = 5;
  
      @NotNull
      private static final HashMap<Integer, String> _tagNameMap = new HashMap<Integer, String>();
  
      static {
          _tagNameMap.put(TAG_CHANNEL_COUNT, "Channel Count");
          _tagNameMap.put(TAG_IMAGE_HEIGHT, "Image Height");
          _tagNameMap.put(TAG_IMAGE_WIDTH, "Image Width");
          _tagNameMap.put(TAG_BITS_PER_CHANNEL, "Bits Per Channel");
          _tagNameMap.put(TAG_COLOR_MODE, "Color Mode");
      }
  
      public PsdHeaderDirectory()
      {
          this.setDescriptor(new PsdHeaderDescriptor(this));
      }
  
      @Override
      @NotNull
      public String getName()
      {
          return "PSD Header";
      }
  
      @Override
      @NotNull
      protected HashMap<Integer, String> getTagNameMap()
      {
          return _tagNameMap;
      }
  }
  