001: /*
002: * $RCSfile: BMPImageWriterSpi.java,v $
003: *
004: *
005: * Copyright (c) 2005 Sun Microsystems, Inc. All Rights Reserved.
006: *
007: * Redistribution and use in source and binary forms, with or without
008: * modification, are permitted provided that the following conditions
009: * are met:
010: *
011: * - Redistribution of source code must retain the above copyright
012: * notice, this list of conditions and the following disclaimer.
013: *
014: * - Redistribution in binary form must reproduce the above copyright
015: * notice, this list of conditions and the following disclaimer in
016: * the documentation and/or other materials provided with the
017: * distribution.
018: *
019: * Neither the name of Sun Microsystems, Inc. or the names of
020: * contributors may be used to endorse or promote products derived
021: * from this software without specific prior written permission.
022: *
023: * This software is provided "AS IS," without a warranty of any
024: * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
025: * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
026: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
027: * EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
028: * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
029: * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
030: * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
031: * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
032: * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
033: * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
034: * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
035: * POSSIBILITY OF SUCH DAMAGES.
036: *
037: * You acknowledge that this software is not designed or intended for
038: * use in the design, construction, operation or maintenance of any
039: * nuclear facility.
040: *
041: * $Revision: 1.3 $
042: * $Date: 2006/03/31 19:43:38 $
043: * $State: Exp $
044: */
045: package com.sun.media.imageioimpl.plugins.bmp;
046:
047: import java.awt.image.DataBuffer;
048: import java.awt.image.SampleModel;
049: import java.awt.image.SinglePixelPackedSampleModel;
050:
051: import javax.imageio.spi.ImageWriterSpi;
052: import javax.imageio.spi.ServiceRegistry;
053: import javax.imageio.spi.IIORegistry;
054: import javax.imageio.ImageWriter;
055: import javax.imageio.ImageTypeSpecifier;
056: import javax.imageio.IIOException;
057: import java.util.Locale;
058:
059: import com.sun.media.imageio.plugins.bmp.BMPImageWriteParam;
060: import com.sun.media.imageioimpl.common.PackageUtil;
061: import com.sun.media.imageioimpl.common.ImageUtil;
062:
063: public class BMPImageWriterSpi extends ImageWriterSpi {
064: private static String[] readerSpiNames = { "com.sun.media.imageioimpl.plugins.bmp.BMPImageReaderSpi" };
065: private static String[] formatNames = { "bmp", "BMP" };
066: private static String[] extensions = { "bmp" };
067: private static String[] mimeTypes = { "image/bmp", "image/x-bmp",
068: "image/x-windows-bmp" };
069: private boolean registered = false;
070:
071: public BMPImageWriterSpi() {
072: super (
073: PackageUtil.getVendor(),
074: PackageUtil.getVersion(),
075: formatNames,
076: extensions,
077: mimeTypes,
078: "com.sun.media.imageioimpl.plugins.bmp.BMPImageWriter",
079: STANDARD_OUTPUT_TYPE,
080: readerSpiNames,
081: false,
082: null,
083: null,
084: null,
085: null,
086: true,
087: BMPMetadata.nativeMetadataFormatName,
088: "com.sun.media.imageioimpl.plugins.bmp.BMPMetadataFormat",
089: null, null);
090: }
091:
092: public String getDescription(Locale locale) {
093: String desc = PackageUtil.getSpecificationTitle()
094: + " BMP Image Writer";
095: return desc;
096: }
097:
098: public void onRegistration(ServiceRegistry registry, Class category) {
099: if (registered) {
100: return;
101: }
102:
103: registered = true;
104:
105: // By JDK 1.7, the BMPImageWriter will have been in JDK core for
106: // atleast two FCS releases, so we can set JIIO's to lower priority
107: // With JDK 1.8, we can entirely de-register the JIIO one
108: ImageUtil.processOnRegistration(registry, category, "BMP",
109: this , 8, 7); // JDK version 1.8, 1.7
110: }
111:
112: public boolean canEncodeImage(ImageTypeSpecifier type) {
113: int dataType = type.getSampleModel().getDataType();
114: if (dataType < DataBuffer.TYPE_BYTE
115: || dataType > DataBuffer.TYPE_INT)
116: return false;
117:
118: SampleModel sm = type.getSampleModel();
119: int numBands = sm.getNumBands();
120: if (!(numBands == 1 || numBands == 3))
121: return false;
122:
123: if (numBands == 1 && dataType != DataBuffer.TYPE_BYTE)
124: return false;
125:
126: if (dataType > DataBuffer.TYPE_BYTE
127: && !(sm instanceof SinglePixelPackedSampleModel))
128: return false;
129:
130: return true;
131: }
132:
133: public ImageWriter createWriterInstance(Object extension)
134: throws IIOException {
135: return new BMPImageWriter(this);
136: }
137: }
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