1 /*
2 * $RCSfile: PCXImageWriterSpi.java,v $
3 *
4 *
5 * Copyright (c) 2007 Sun Microsystems, Inc. All Rights Reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * - Redistribution of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * - Redistribution in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 *
19 * Neither the name of Sun Microsystems, Inc. or the names of
20 * contributors may be used to endorse or promote products derived
21 * from this software without specific prior written permission.
22 *
23 * This software is provided "AS IS," without a warranty of any
24 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
25 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
26 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
27 * EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
28 * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
29 * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
30 * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
31 * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
32 * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
33 * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
34 * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGES.
36 *
37 * You acknowledge that this software is not designed or intended for
38 * use in the design, construction, operation or maintenance of any
39 * nuclear facility.
40 *
41 * $Revision: 1.1 $
42 * $Date: 2007/09/05 00:21:08 $
43 * $State: Exp $
44 */
45 package com.github.jaiimageio.impl.plugins.pcx;
46
47 import java.awt.image.DataBuffer;
48 import java.awt.image.SampleModel;
49 import java.awt.image.SinglePixelPackedSampleModel;
50 import java.util.Locale;
51
52 import javax.imageio.IIOException;
53 import javax.imageio.ImageTypeSpecifier;
54 import javax.imageio.ImageWriter;
55 import javax.imageio.spi.ImageWriterSpi;
56 import javax.imageio.spi.ServiceRegistry;
57
58 import com.github.jaiimageio.impl.common.PackageUtil;
59
60 public class PCXImageWriterSpi extends ImageWriterSpi {
61 private static String [] readerSpiNames =
62 {"com.github.jaiimageio.impl.plugins.pcx.PCXImageReaderSpi"};
63 private static String[] formatNames = {"pcx", "PCX"};
64 private static String[] extensions = {"pcx"};
65 private static String[] mimeTypes = {
66 "image/pcx", "image/x-pcx", "image/x-windows-pcx", "image/x-pc-paintbrush"
67 };
68 private boolean registered = false;
69
70 public PCXImageWriterSpi() {
71 super(PackageUtil.getVendor(),
72 PackageUtil.getVersion(),
73 formatNames,
74 extensions,
75 mimeTypes,
76 "com.github.jaiimageio.impl.plugins.pcx.PCXImageWriter",
77 STANDARD_OUTPUT_TYPE,
78 readerSpiNames,
79 false,
80 null, null, null, null,
81 true,
82 null,
83 null,
84 null, null);
85 }
86
87 public String getDescription(Locale locale) {
88 String desc = PackageUtil.getSpecificationTitle() +
89 " PCX Image Writer";
90 return desc;
91 }
92
93 public void onRegistration(ServiceRegistry registry, Class category) {
94 if (registered) {
95 return;
96 }
97
98 registered = true;
99 }
100
101 public boolean canEncodeImage(ImageTypeSpecifier type) {
102 int dataType= type.getSampleModel().getDataType();
103 if (dataType < DataBuffer.TYPE_BYTE || dataType > DataBuffer.TYPE_INT)
104 return false;
105
106 SampleModel sm = type.getSampleModel();
107 int numBands = sm.getNumBands();
108 if (!(numBands == 1 || numBands == 3))
109 return false;
110
111 if (numBands == 1 && dataType != DataBuffer.TYPE_BYTE)
112 return false;
113
114 if (dataType > DataBuffer.TYPE_BYTE && !(sm instanceof SinglePixelPackedSampleModel))
115 return false;
116
117 return true;
118 }
119
120 public ImageWriter createWriterInstance(Object extension)
121 throws IIOException {
122 return new PCXImageWriter(this);
123 }
124 }
125