帆软使用的第三方框架。
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package com.fr.third.JAI;
/*
* Copyright (c) 2001 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* -Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* -Redistribution in binary form must reproduct the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
* IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
* NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
* LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
* OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
* LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
* INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
* CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
* OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that Software is not designed,licensed or intended for use in
* the design, construction, operation or maintenance of any nuclear facility.
*/
import java.awt.image.RenderedImage;
import java.io.InputStream;
import java.io.OutputStream;
/**
*/
public final class FPXCodec extends ImageCodec {
public FPXCodec() {}
public String getFormatName() {
return "fpx";
}
public Class getEncodeParamClass() {
return null;
}
public Class getDecodeParamClass() {
return FPXDecodeParam.class;
}
public boolean canEncodeImage(RenderedImage im,
ImageEncodeParam param) {
return false;
}
protected ImageEncoder createImageEncoder(OutputStream dst,
ImageEncodeParam param) {
throw new RuntimeException(JaiI18N.getString("FPXCodec0"));
}
protected ImageDecoder createImageDecoder(SeekableStream src,
ImageDecodeParam param) {
return new FPXImageDecoder(src, param);
}
public int getNumHeaderBytes() {
return 8;
}
public boolean isFormatRecognized(byte[] header) {
return ((header[0] == (byte)0xd0) &&
(header[1] == (byte)0xcf) &&
(header[2] == (byte)0x11) &&
(header[3] == (byte)0xe0) &&
(header[4] == (byte)0xa1) &&
(header[5] == (byte)0xb1) &&
(header[6] == (byte)0x1a) &&
(header[7] == (byte)0xe1));
}
}