137 lines
4.3 KiB
Java
137 lines
4.3 KiB
Java
/*
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* $Id$
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*
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* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2014, Professor Benoit Macq
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* Copyright (c) 2010-2011, Kaori Hagihara
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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import java.awt.Image;
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public class ImageManager extends JPIPHttpClient
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{
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private PnmImage pnmimage;
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private int origwidth;
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private int origheight;
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private ImgdecClient imgdecoder;
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public ImageManager( String uri, String host, int port)
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{
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super( uri);
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imgdecoder = new ImgdecClient( host, port);
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pnmimage = null;
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origwidth = 0;
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origheight = 0;
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}
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public int getOrigWidth(){
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if( origwidth == 0){
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if( cid != null || tid != null){
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java.awt.Dimension dim = imgdecoder.query_imagesize( cid, tid);
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if( dim != null){
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origwidth = dim.width;
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origheight = dim.height;
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}
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}
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else
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System.err.println("Neither cid or tid obtained before to get Original Image Dimension");
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}
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return origwidth;
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}
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public int getOrigHeight(){ return origheight;}
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public Image getImage( String j2kfilename, int reqfw, int reqfh, boolean reqcnew, int reqaux, boolean reqJPP, boolean reqJPT)
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{
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System.err.println();
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String refcid = null;
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byte[] jpipstream;
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// Todo: check if the cid is for the same stream type
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if( reqcnew)
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refcid = imgdecoder.query_cid( j2kfilename);
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if( refcid == null){
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String reftid = imgdecoder.query_tid( j2kfilename);
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if( reftid == null)
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jpipstream = super.requestViewWindow( j2kfilename, reqfw, reqfh, reqcnew, reqaux, reqJPP, reqJPT);
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else
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jpipstream = super.requestViewWindow( j2kfilename, reftid, reqfw, reqfh, reqcnew, reqaux, reqJPP, reqJPT);
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}
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else
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jpipstream = super.requestViewWindow( reqfw, reqfh, refcid, reqcnew, reqaux, reqJPP, reqJPT);
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System.err.println( "decoding to PNM image");
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if((pnmimage = imgdecoder.decode_jpipstream( jpipstream, j2kfilename, tid, cid, fw, fh))!=null){
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System.err.println( " done");
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return pnmimage.createROIImage( rx, ry, rw, rh);
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}
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else{
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System.err.println( " failed");
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return null;
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}
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}
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public Image getImage( int reqfw, int reqfh, int reqrx, int reqry, int reqrw, int reqrh)
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{
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System.err.println();
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byte[] jpipstream = super.requestViewWindow( reqfw, reqfh, reqrx, reqry, reqrw, reqrh);
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System.err.println( "decoding to PNM image");
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if((pnmimage = imgdecoder.decode_jpipstream( jpipstream, tid, cid, fw, fh)) != null){
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System.err.println( " done");
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return pnmimage.createROIImage( rx, ry, rw, rh);
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}
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else{
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System.err.println( " failed");
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return null;
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}
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}
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public byte[] getXML()
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{
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System.err.println();
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byte []xmldata = null;
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byte[] jpipstream = super.requestXML();
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if( jpipstream != null){
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imgdecoder.send_JPIPstream( jpipstream);
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xmldata = imgdecoder.get_XMLstream( cid);
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}
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return xmldata;
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}
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public void closeChannel()
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{
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if( cid != null){
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imgdecoder.destroy_cid( cid);
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super.closeChannel();
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}
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}
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}
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