107 lines
3.6 KiB
Java
107 lines
3.6 KiB
Java
/*
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* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.imageio.plugins.bmp;
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import java.awt.image.DataBuffer;
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import java.awt.image.SampleModel;
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import java.awt.image.SinglePixelPackedSampleModel;
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import javax.imageio.spi.ImageWriterSpi;
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import javax.imageio.spi.ServiceRegistry;
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import javax.imageio.spi.IIORegistry;
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import javax.imageio.stream.ImageOutputStream;
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import javax.imageio.ImageWriter;
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import javax.imageio.ImageTypeSpecifier;
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import javax.imageio.IIOException;
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import java.util.Locale;
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import javax.imageio.plugins.bmp.BMPImageWriteParam;
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public class BMPImageWriterSpi extends ImageWriterSpi {
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private static String [] readerSpiNames =
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{"com.sun.imageio.plugins.bmp.BMPImageReaderSpi"};
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private static String[] formatNames = {"bmp", "BMP"};
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private static String[] entensions = {"bmp"};
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private static String[] mimeType = {"image/bmp"};
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private boolean registered = false;
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public BMPImageWriterSpi() {
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super("Oracle Corporation",
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"1.0",
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formatNames,
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entensions,
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mimeType,
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"com.sun.imageio.plugins.bmp.BMPImageWriter",
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new Class[] { ImageOutputStream.class },
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readerSpiNames,
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false,
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null, null, null, null,
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true,
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BMPMetadata.nativeMetadataFormatName,
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"com.sun.imageio.plugins.bmp.BMPMetadataFormat",
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null, null);
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}
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public String getDescription(Locale locale) {
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return "Standard BMP Image Writer";
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}
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public void onRegistration(ServiceRegistry registry,
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Class<?> category) {
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if (registered) {
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return;
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}
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registered = true;
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}
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public boolean canEncodeImage(ImageTypeSpecifier type) {
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int dataType= type.getSampleModel().getDataType();
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if (dataType < DataBuffer.TYPE_BYTE || dataType > DataBuffer.TYPE_INT)
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return false;
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SampleModel sm = type.getSampleModel();
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int numBands = sm.getNumBands();
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if (!(numBands == 1 || numBands == 3))
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return false;
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if (numBands == 1 && dataType != DataBuffer.TYPE_BYTE)
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return false;
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if (dataType > DataBuffer.TYPE_BYTE &&
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!(sm instanceof SinglePixelPackedSampleModel))
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return false;
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return true;
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}
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public ImageWriter createWriterInstance(Object extension)
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throws IIOException {
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return new BMPImageWriter(this);
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}
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}
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