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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.imaging.formats.psd.dataparsers;
18  
19  import org.apache.commons.imaging.color.ColorConversions;
20  import org.apache.commons.imaging.formats.psd.PsdImageContents;
21  
22  public class DataParserLab extends DataParser {
23  
24      @Override
25      protected int getRGB(final int[][][] data, final int x, final int y, final PsdImageContents imageContents) {
26          final int cieL = 0xff & data[0][y][x];
27          int cieA = 0xff & data[1][y][x];
28          int cieB = 0xff & data[2][y][x];
29  
30          cieA -= 128;
31          cieB -= 128;
32  
33          return ColorConversions.convertCIELabtoARGBTest(cieL, cieA, cieB);
34      }
35  
36      @Override
37      public int getBasicChannelsCount() {
38          return 3;
39      }
40  }