1 /*
2  * Copyright (c) 2001, 2007, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
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22  */
23 
24 /*
25  * @test
26  * @bug 4425837
27  * @summary Test color conversion for TYPE_INT_ARGB images
28  */
29 
30 import java.awt.Color;
31 import java.awt.image.BufferedImage;
32 import java.awt.image.ColorConvertOp;
33 
34 
35 public class ColCvtIntARGB {
36 
main(String args[])37     public static void main(String args[]) {
38         //
39         // Build a 1 pixel ARGB, non-premultiplied image
40         //
41         BufferedImage src
42             = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
43 
44         // Set src pixel value
45         Color pelColor = new Color(100, 100, 100, 128);
46         src.setRGB(0, 0, pelColor.getRGB());
47 
48         //
49         // ColorConvertOp filter
50         //
51         ColorConvertOp op = new ColorConvertOp(null);
52 
53         //
54         // Test ARGB -> ARGB_PRE
55         //
56         BufferedImage dst
57             = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB_PRE);
58         op.filter(src, dst);
59         if (((dst.getRGB(0, 0) >> 24) & 0xff) != 128) {
60             throw new RuntimeException("Incorrect destination alpha value.");
61         }
62 
63         //
64         // Test ARGB -> ARGB
65         //
66         dst = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
67         op.filter(src, dst);
68         if (((dst.getRGB(0, 0) >> 24) & 0xff) != 128) {
69             throw new RuntimeException("Incorrect destination alpha value.");
70         }
71     }
72 }
73