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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  
18  package org.apache.commons.imaging.formats.png;
19  
20  import static org.junit.Assert.assertNotNull;
21  
22  import java.awt.image.BufferedImage;
23  import java.io.File;
24  import java.util.HashMap;
25  import java.util.List;
26  import java.util.Map;
27  
28  import org.apache.commons.imaging.ImageFormats;
29  import org.apache.commons.imaging.Imaging;
30  import org.apache.commons.imaging.util.Debug;
31  import org.junit.Test;
32  
33  public class PngWriteForceTrueColorText extends PngBaseTest {
34  
35      @Test
36      public void test() throws Exception {
37  
38          final List<File> images = getPngImages();
39          for (final File imageFile : images) {
40  
41              try {
42                  if (isInvalidPNGTestFile(imageFile)) {
43                      continue;
44                  }
45  
46                  Debug.debug("imageFile", imageFile);
47                  // Debug.debug();
48  
49                  // params.put(ImagingConstants.PARAM_KEY_VERBOSE,
50                  // Boolean.TRUE);
51  
52                  final BufferedImage image = Imaging.getBufferedImage(imageFile,
53                          new HashMap<String, Object>());
54                  assertNotNull(image);
55  
56                  final File outFile = createTempFile(imageFile.getName() + ".", ".gif");
57                  // Debug.debug("outFile", outFile);
58  
59                  final Map<String, Object> params = new HashMap<>();
60                  params.put(PngConstants.PARAM_KEY_PNG_FORCE_TRUE_COLOR,
61                          Boolean.TRUE);
62                  Imaging.writeImage(image, outFile,
63                          ImageFormats.PNG, params);
64  
65                  final BufferedImage image2 = Imaging.getBufferedImage(outFile,
66                          new HashMap<String, Object>());
67                  assertNotNull(image2);
68              } catch (final Exception e) {
69                  Debug.debug("imageFile", imageFile);
70                  throw e;
71              }
72          }
73          Debug.debug("complete.");
74      }
75  
76  }