95 lines
3.2 KiB
Java
95 lines
3.2 KiB
Java
/*
|
|
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation. Oracle designates this
|
|
* particular file as subject to the "Classpath" exception as provided
|
|
* by Oracle in the LICENSE file that accompanied this code.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
package com.sun.imageio.plugins.bmp;
|
|
|
|
import java.util.Locale;
|
|
import javax.imageio.spi.ImageReaderSpi;
|
|
import javax.imageio.stream.ImageInputStream;
|
|
import javax.imageio.spi.IIORegistry;
|
|
import javax.imageio.spi.ServiceRegistry;
|
|
import java.io.IOException;
|
|
import javax.imageio.ImageReader;
|
|
import javax.imageio.IIOException;
|
|
|
|
public class BMPImageReaderSpi extends ImageReaderSpi {
|
|
|
|
private static String [] writerSpiNames =
|
|
{"com.sun.imageio.plugins.bmp.BMPImageWriterSpi"};
|
|
private static String[] formatNames = {"bmp", "BMP"};
|
|
private static String[] entensions = {"bmp"};
|
|
private static String[] mimeType = {"image/bmp"};
|
|
|
|
private boolean registered = false;
|
|
|
|
public BMPImageReaderSpi() {
|
|
super("Oracle Corporation",
|
|
"1.0",
|
|
formatNames,
|
|
entensions,
|
|
mimeType,
|
|
"com.sun.imageio.plugins.bmp.BMPImageReader",
|
|
new Class[] { ImageInputStream.class },
|
|
writerSpiNames,
|
|
false,
|
|
null, null, null, null,
|
|
true,
|
|
BMPMetadata.nativeMetadataFormatName,
|
|
"com.sun.imageio.plugins.bmp.BMPMetadataFormat",
|
|
null, null);
|
|
}
|
|
|
|
public void onRegistration(ServiceRegistry registry,
|
|
Class<?> category) {
|
|
if (registered) {
|
|
return;
|
|
}
|
|
registered = true;
|
|
}
|
|
|
|
public String getDescription(Locale locale) {
|
|
return "Standard BMP Image Reader";
|
|
}
|
|
|
|
public boolean canDecodeInput(Object source) throws IOException {
|
|
if (!(source instanceof ImageInputStream)) {
|
|
return false;
|
|
}
|
|
|
|
ImageInputStream stream = (ImageInputStream)source;
|
|
byte[] b = new byte[2];
|
|
stream.mark();
|
|
stream.readFully(b);
|
|
stream.reset();
|
|
|
|
return (b[0] == 0x42) && (b[1] == 0x4d);
|
|
}
|
|
|
|
public ImageReader createReaderInstance(Object extension)
|
|
throws IIOException {
|
|
return new BMPImageReader(this);
|
|
}
|
|
}
|