Revision 2669 branches/CqCMSDvp/libraries/libCq CMS for java.old/src/org/cresques/io/EcwFile.java
EcwFile.java | ||
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/* |
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* Cresques Mapping Suite. Graphic Library for constructing mapping applications. |
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* |
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* Copyright (C) 2004-5. |
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* |
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* Copyright (C) 2004-5. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
... | ... | |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA. |
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* |
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* For more information, contact: |
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*
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* |
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* cresques@gmail.com |
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*/ |
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package org.cresques.io; |
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import com.ermapper.ecw.JNCSFile; |
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import com.ermapper.ecw.JNCSFileNotOpenException; |
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import com.ermapper.ecw.JNCSProgressiveUpdate; |
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import com.ermapper.util.JNCSDatasetPoint; |
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import com.ermapper.util.JNCSWorldPoint; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.cresques.px.Extent; |
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import java.awt.Dimension; |
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import java.awt.Image; |
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import java.awt.Point; |
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import java.awt.image.BufferedImage; |
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import java.awt.image.PixelGrabber; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.cresques.px.Extent; |
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import com.ermapper.ecw.JNCSFile; |
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import com.ermapper.ecw.JNCSFileNotOpenException; |
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import com.ermapper.ecw.JNCSProgressiveUpdate; |
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import com.ermapper.util.JNCSDatasetPoint; |
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import com.ermapper.util.JNCSWorldPoint; |
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/** |
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* Soporte para los ficheros .ecw de ErMapper. |
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* <br> |
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* |
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* @author "Luis W. Sevilla" <sevilla_lui@gva.es> |
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*/ |
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public class EcwFile extends GeoRasterFile implements JNCSProgressiveUpdate { |
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//Lleva la cuenta del n?mero de actualizaciones que se hace de una imagen que corresponde con el |
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//n?mero de bandas que tiene. Esto es necesario ya que si una imagen tiene el mustResize a |
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//true solo debe llamar a la funci?n resizeImage al actualizar la ?ltima banda, sino al hacer |
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//un zoom menor que 1:1 se veria mal |
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private static int nUpdate = 0; |
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private JNCSFile file = null; |
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private boolean bErrorOnOpen = false; |
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private String errorMessage = null; |
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private boolean multifile = false; |
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private Extent v = null; |
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public class EcwFile extends GeoRasterFile implements JNCSProgressiveUpdate { |
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private JNCSFile file = null; |
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private boolean bErrorOnOpen = false; |
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private String errorMessage = null; |
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//Lleva la cuenta del n?mero de actualizaciones que se hace de una imagen que corresponde con el |
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//n?mero de bandas que tiene. Esto es necesario ya que si una imagen tiene el mustResize a |
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//true solo debe llamar a la funci?n resizeImage al actualizar la ?ltima banda, sino al hacer |
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//un zoom menor que 1:1 se veria mal |
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private static int nUpdate = 0; |
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private boolean multifile = false; |
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// Ultimo porcentaje de refresco. Se carga en el update y se |
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// actualiza en el refreshUpdate |
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private int lastRefreshPercent = 0; |
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private Extent v = null; |
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// Ultimo porcentaje de refresco. Se carga en el update y se |
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// actualiza en el refreshUpdate |
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private int lastRefreshPercent = 0; |
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public EcwFile(IProjection proj, String fName) { |
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super(proj, null); |
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fName = DataSource.normalize(fName); |
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super.setName(fName); |
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extent = new Extent(); |
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try { |
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//System.err.println("Abriendo "+fName); |
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file = new JNCSFile(fName, false); |
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load(); |
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bandCount = file.numBands; |
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/*if ( bandCount > 2) { |
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setBand(RED_BAND, 0); |
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setBand(GREEN_BAND, 1); |
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setBand(BLUE_BAND, 2); |
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} else |
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setBand(RED_BAND|GREEN_BAND|BLUE_BAND, 0);*/ |
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} catch(Exception e) { |
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bErrorOnOpen = true; |
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errorMessage = e.getMessage(); |
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System.err.println(errorMessage); |
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e.printStackTrace(); |
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} |
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} |
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public void setView(Extent e) { v = new Extent(e); } |
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public Extent getView() { return v; } |
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/** |
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* Carga un ECW. |
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* |
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* @param fname |
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*/ |
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public GeoFile load() { |
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double minX, minY, maxX, maxY; |
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public EcwFile(IProjection proj, String fName) { |
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super(proj, null); |
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fName = DataSource.normalize(fName); |
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super.setName(fName); |
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extent = new Extent(); |
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/*System.out.println("ECW size = ("+file.width+","+file.height+")\n"+ |
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" inc=("+file.cellIncrementX+","+file.cellIncrementY+")\n"+ |
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" datum='"+file.datum+"', proyeccion='"+file.projection+"'");*/ |
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minX = file.originX; |
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maxY = file.originY; |
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maxX = file.originX + (double)(file.width-1)*file.cellIncrementX; |
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minY = file.originY + (double)(file.height-1)*file.cellIncrementY; |
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extent = new Extent(minX, minY, maxX, maxY); |
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System.out.println(extent); |
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return this; |
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} |
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public void close() { |
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file.close(true); |
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file = null; |
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} |
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/** |
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* Devuelve el ancho de la imagen |
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*/ |
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public int getWidth() { |
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return file.width; |
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} |
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/** |
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* Devuelve el alto de la imagen |
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*/ |
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public int getHeight() { |
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return file.height; |
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} |
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/** |
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* |
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*/ |
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public void setMultifile(boolean mult){ |
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this.multifile = mult; |
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} |
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/** |
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* Trozo de imagen (Chunk) en que se divide la consulta a la librer?a, |
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* para esquivar el bug#2. |
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* |
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* @author luisw |
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*/ |
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static class ChunkFrame { |
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// Ancho m?ximo (~2500 px) |
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final static int MAX_WIDTH = 1536; |
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// Alto m?ximo (no hay l?mite) |
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final static int MAX_HEIGHT = 1536; |
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Point pos; |
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Extent v; |
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int width, height; |
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boolean mustResize = false; |
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public ChunkFrame(Extent vista, int w, int h) { |
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v = vista; |
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width = w; |
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height = h; |
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} |
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/** |
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* Calcula el array de chunks (trozos). |
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* @param file Fichero ecw que hay que trocear. |
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* @param v Extent total de la vista. |
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* @param sz Tama?o total de la vista. |
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* @return array de ChunkFrames. |
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* @throws JNCSFileNotOpenException |
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*/ |
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public static ChunkFrame [] computeFrames(JNCSFile file, Extent v, Dimension sz) throws JNCSFileNotOpenException { |
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ChunkFrame [] frames = null; |
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ChunkFrame f = null; |
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// Calcula el n? de chunks (filas y columnas) |
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int numCol = (sz.width / MAX_WIDTH), numRow = (sz.height / MAX_HEIGHT); |
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if (sz.width -(numCol*MAX_WIDTH) > 0) numCol++; |
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if (sz.height - (numRow*MAX_HEIGHT) > 0) numRow++; |
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frames = new ChunkFrame[numCol*numRow]; |
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try { |
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//System.err.println("Abriendo "+fName); |
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file = new JNCSFile(fName, false); |
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load(); |
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bandCount = file.numBands; |
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// Coprobaci?n previa para resolver el bug#1 |
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JNCSDatasetPoint ptMin = file.convertWorldToDataset(v.minX(), v.minY()); |
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JNCSDatasetPoint ptMax = file.convertWorldToDataset(v.maxX(), v.maxY()); |
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/*System.out.println("Dataset coords Width = "+(ptMax.x-ptMin.x)+", px width = "+sz.width+ |
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" px heigh = "+sz.height);*/ |
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// BEGIN Cambiando para soportar e < 1:1 |
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// TODO Mejorarlo para que los PAN con un zoom muy grande sean correctos |
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//System.out.println("MAXX MINX-"+ptMax.x+","+ptMin.x); |
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if ((ptMax.x-ptMin.x)<sz.width) { |
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numCol = numRow = 1; |
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frames = new ChunkFrame[numCol*numRow]; |
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f = frames[0] = new ChunkFrame(v, ptMax.x-ptMin.x, ptMin.y-ptMax.y); |
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//System.out.println("Size=("+f.width+","+f.height+")"); |
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f.pos = new Point(0,0); |
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f.mustResize = true; |
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f.v = new Extent(v); |
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} else { |
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// Calcula cada chunk |
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double stepx = ((double) ptMax.x-ptMin.x)/sz.getWidth(); |
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double stepy = ((double) ptMax.y-ptMin.y)/sz.getHeight(); |
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int h = sz.height; |
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for (int r=0; r<numRow; r++) { |
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int w = sz.width; |
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for (int c = 0; c<numCol; c++) { |
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f = new ChunkFrame(null, -1, -1); |
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// Posici?n del chunk |
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f.pos = new Point(c*MAX_WIDTH, r*MAX_HEIGHT); |
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// Tama?o del chunk |
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f.width = Math.min(MAX_WIDTH, w); |
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f.height = Math.min(MAX_HEIGHT, h); |
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// Extent del chunk |
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int x1 = ptMin.x+(int) (f.pos.x*stepx); |
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int x2 = x1+(int)(f.width*stepx); |
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int y1 = ptMax.y-(int) (f.pos.y*stepy); //ptMax.y; |
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int y2 = y1-(int)(f.height*stepy);//ptMin.y; |
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JNCSWorldPoint pt1 = file.convertDatasetToWorld(x1, y1); |
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JNCSWorldPoint pt2 = file.convertDatasetToWorld(x2, y2); |
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f.v = new Extent(pt1.x, pt1.y, pt2.x, pt2.y); // Hay que calcularlo |
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/*System.out.println(" View DataSet = ("+x1+","+y1+","+x2+","+y2+")"); |
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System.out.println(" View Extent = "+ v); |
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System.out.println("Frame Extent = "+ f.v);*/ |
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/*if ( bandCount > 2) { |
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setBand(RED_BAND, 0); |
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setBand(GREEN_BAND, 1); |
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setBand(BLUE_BAND, 2); |
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} else |
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setBand(RED_BAND|GREEN_BAND|BLUE_BAND, 0);*/ |
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} catch (Exception e) { |
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bErrorOnOpen = true; |
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errorMessage = e.getMessage(); |
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System.err.println(errorMessage); |
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e.printStackTrace(); |
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} |
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} |
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frames[r*numCol+c] = f; |
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w -= MAX_WIDTH; |
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} |
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h -= MAX_HEIGHT; |
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} |
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} |
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//System.out.println("Hay "+numRow+" filas y "+numCol+" columnas."); |
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return frames; |
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} |
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} |
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public void setView(Extent e) { |
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v = new Extent(e); |
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} |
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/** |
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* Obtiene un trozo de imagen (determinado por la vista y los par?metros. |
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* |
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* @param width |
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* @param height |
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*/ |
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public synchronized Image updateImage(int width, int height, ICoordTrans rp) { |
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// TODO reproyectar para devolver el trozo de imagen pedida sobre ... |
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// la proyecci?n de destino. |
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int line = 0; |
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boolean mustResize = false; |
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Dimension fullSize = null; |
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Image ecwImage = null; |
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if (file == null) return ecwImage; |
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try { |
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double dFileAspect, dWindowAspect; |
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//double dWorldTLX, dWorldTLY, dWorldBRX, dWorldBRY; |
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int bandlist[]; |
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int bandListTriband[]; |
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int pRGBArray[] = null; |
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public Extent getView() { |
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return v; |
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} |
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// Work out the correct aspect for the setView call. |
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dFileAspect = (double)v.width()/(double)v.height(); |
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dWindowAspect = (double)width /(double)height; |
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/** |
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* Carga un ECW. |
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* |
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* @param fname |
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*/ |
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public GeoFile load() { |
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double minX; |
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double minY; |
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double maxX; |
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double maxY; |
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if (dFileAspect > dWindowAspect) { |
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height =(int)((double)width/dFileAspect); |
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} else { |
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width = (int)((double)height*dFileAspect); |
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} |
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/*System.out.println("ECW size = ("+file.width+","+file.height+")\n"+ |
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" inc=("+file.cellIncrementX+","+file.cellIncrementY+")\n"+ |
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" datum='"+file.datum+"', proyeccion='"+file.projection+"'");*/ |
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minX = file.originX; |
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maxY = file.originY; |
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maxX = file.originX + |
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((double) (file.width - 1) * file.cellIncrementX); |
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minY = file.originY + |
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((double) (file.height - 1) * file.cellIncrementY); |
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extent = new Extent(minX, minY, maxX, maxY); |
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System.out.println(extent); |
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fullSize = new Dimension(width, height); |
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//System.out.println("fullSize = ("+width+","+height+")"); |
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// Peta en los peque?os ... arreglar antes de meter del todo |
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ChunkFrame frames[] = ChunkFrame.computeFrames(file, v, fullSize); |
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/*for (int nChunk=0; nChunk<frames.length; nChunk++) { |
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System.out.println("chunck "+nChunk+"->"+frames[nChunk]); |
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}*/ |
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if (frames.length == 1) { |
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width = frames[0].width; |
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height = frames[0].height; |
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if(width<=0)width=1; |
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if(height<=0)height=1; |
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//System.out.println("frameSize = ("+width+","+height+")"); |
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//System.out.println("Cambio el ancho total a ("+width+","+height+")"); |
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} |
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/* JNCSDatasetPoint ptMin = file.convertWorldToDataset(v.minX(), v.minY()); |
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JNCSDatasetPoint ptMax = file.convertWorldToDataset(v.maxX(), v.maxY()); |
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System.out.println("Dataset coords Width = "+(ptMax.x-ptMin.x)+", px width ="+width); |
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// BEGIN Cambiando para soportar e < 1:1 |
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// TODO Mejorarlo para que los PAN con un zoom muy grande sean correctos |
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if ((ptMax.x-ptMin.x)<width) { |
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width = ptMax.x-ptMin.x; |
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height = ptMin.y-ptMax.y; |
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System.out.println("Size=("+width+","+height+")"); |
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mustResize = true; |
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}*/ |
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// Create an image of the ecw file. |
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if (doTransparency) |
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ecwImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB) ; |
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else |
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ecwImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); |
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return this; |
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} |
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pRGBArray = new int[width]; |
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public void close() { |
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file.close(true); |
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file = null; |
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} |
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325 | 153 |
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// Setup the view parameters for the ecw file. |
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bandlist = new int[bandCount]; |
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bandListTriband = new int[bandCount]; |
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if ( bandCount > 2) { |
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bandlist[0] = getBand(RED_BAND); |
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bandlist[1] = getBand(GREEN_BAND); |
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bandlist[2] = getBand(BLUE_BAND); |
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if (bandCount > 3) |
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for (int i=3; i< bandCount; i++) { |
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bandlist[i] = 0; |
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} |
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} else { |
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for (int i=0; i< bandCount; i++) { |
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bandlist[i] = i; |
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} |
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} |
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|
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if(bandCount==3){ |
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bandListTriband[0] = 0; |
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bandListTriband[1] = 1; |
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bandListTriband[2] = 2; |
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} |
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|
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for (int nChunk=0; nChunk<frames.length; nChunk++) { |
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ChunkFrame f = frames[nChunk]; |
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|
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// Set the view |
|
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if(bandCount!=3) |
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file.setView(file.numBands, bandlist, f.v.minX(), f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, f.height); |
|
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else |
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file.setView(file.numBands, bandListTriband, f.v.minX(), f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, f.height); |
|
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|
|
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//System.out.println("f.Size = ("+f.width+","+f.height+")+CHUNK="+nChunk); |
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359 |
|
|
360 |
/* Esta peli es porque el Ecw no intercambia las bandas con lo que me toca hacerlo |
|
361 |
* a mano. Primero detectamos si se ha alterado el orden de las mismas. Si es as? |
|
362 |
* calculamos mascaras y desplazamientos y hacemos una copia en pRGBArrayCopy |
|
363 |
* con las bandas alteradas de orden |
|
364 |
*/ |
|
365 |
|
|
366 |
int pRGBArrayCopy[] = null; |
|
367 |
int mascara[] = new int[3]; |
|
368 |
int shl[] = new int[3]; |
|
369 |
int shr[] = new int[3]; |
|
370 |
boolean order = true; |
|
371 |
|
|
372 |
if(bandCount==3){ |
|
373 |
for(int i=0;i<bandCount;i++) |
|
374 |
if(bandlist[i]!=i)order=false; |
|
375 |
if(!order){ |
|
376 |
for(int i=0;i<bandCount;i++){ |
|
377 |
switch(bandlist[i]){ |
|
378 |
case 0:mascara[i] = 0x00ff0000;break; |
|
379 |
case 1:mascara[i] = 0x0000ff00;break; |
|
380 |
case 2:mascara[i] = 0x000000ff;break; |
|
381 |
} |
|
382 |
if(i==1 && bandlist[i]==0)shr[i] = 8; |
|
383 |
if(i==2 && bandlist[i]==0)shr[i] = 16; |
|
384 |
if(i==0 && bandlist[i]==1)shl[i] = 8; |
|
385 |
if(i==2 && bandlist[i]==1)shr[i] = 8; |
|
386 |
if(i==0 && bandlist[i]==2)shl[i] = 16; |
|
387 |
if(i==1 && bandlist[i]==2)shl[i] = 8; |
|
388 |
} |
|
389 |
} |
|
390 |
} |
|
391 |
|
|
392 |
// Read the scan lines |
|
393 |
for (line=0; line < f.height; line++) { |
|
394 |
file.readLineRGBA(pRGBArray); |
|
395 |
|
|
396 |
if(bandCount==3 && !order){ |
|
397 |
pRGBArrayCopy = new int[pRGBArray.length]; |
|
398 |
for(int i=0;i<pRGBArray.length;i++){ |
|
399 |
pRGBArrayCopy[i] = (pRGBArray[i] & 0xff000000) + |
|
400 |
(((pRGBArray[i] & mascara[2]) << shl[2] ) >> shr[2]) + |
|
401 |
(((pRGBArray[i] & mascara[1]) << shl[1] ) >> shr[1]) + |
|
402 |
(((pRGBArray[i] & mascara[0]) << shl[0] ) >> shr[0]); |
|
403 |
} |
|
404 |
pRGBArray = pRGBArrayCopy; |
|
405 |
} |
|
406 |
|
|
407 |
// Prueba de sustituci?n de color transparente |
|
408 |
if (doTransparency) { |
|
409 |
if (line == 0) tFilter.debug = true; |
|
410 |
tFilter.filterLine(pRGBArray); |
|
411 |
tFilter.debug = false; |
|
412 |
} |
|
413 |
//System.out.println("setRGB("+f.pos.x+","+f.pos.y+line+","+f.width+","+1+","+pRGBArray+","+0+","+f.width+")"); |
|
414 |
((BufferedImage)ecwImage).setRGB(f.pos.x, f.pos.y+line, f.width, 1, pRGBArray, 0, f.width); |
|
415 |
} |
|
416 |
} |
|
417 |
if (frames[0].mustResize) { |
|
418 |
//System.out.println("resize "+fullSize); |
|
419 |
return resizeImage(fullSize, ecwImage); |
|
420 |
} |
|
421 |
/* |
|
422 |
* La excepci?n atrapada es la de 'zoom > 1:1 no valido' |
|
423 |
} catch (com.ermapper.ecw.JNCSInvalidSetViewException e) { |
|
424 |
System.err.println(errorMessage); |
|
425 |
e.printStackTrace(); */ |
|
426 |
} catch(com.ermapper.ecw.JNCSException e) { //java.lang.ArrayIndexOutOfBoundsException: |
|
427 |
bErrorOnOpen = true; |
|
428 |
System.err.println("EcwFile JNCS Error en la l?nea "+line+"/"+height); |
|
429 |
System.err.println(e.getMessage()); |
|
430 |
e.printStackTrace(); |
|
431 |
} catch(java.lang.ArrayIndexOutOfBoundsException e) { //: |
|
432 |
bErrorOnOpen = true; |
|
433 |
System.err.println("EcwFile ArrayIndex Error en la l?nea "+line+"/"+height); |
|
434 |
System.err.println(e.getMessage()); |
|
435 |
e.printStackTrace(); |
|
436 |
} catch(Exception e) { |
|
437 |
bErrorOnOpen = true; |
|
438 |
errorMessage = e.getMessage(); |
|
439 |
// g.drawString(errorMessage, 0, 50); |
|
440 |
System.err.println(errorMessage); |
|
441 |
e.printStackTrace(); |
|
442 |
} |
|
443 |
lastRefreshPercent = file.getPercentComplete(); |
|
444 |
System.out.println("Leido al "+lastRefreshPercent+" %."); |
|
445 |
return ecwImage; |
|
446 |
} |
|
447 |
|
|
448 |
/** |
|
449 |
* Redimensionado de imagen |
|
450 |
* La funci?n getScaledInstance nos devuelve un tipo image que no sirve por lo que |
|
451 |
* habr? que crear buffImg como BufferedImage y copiar los datos devueltos por esta |
|
452 |
* funci?n a este que es el que ser? devuelto por la funci?n |
|
453 |
* @param sz |
|
454 |
* @param image Image de entrada |
|
455 |
* @return Imagen reescalada |
|
456 |
*/ |
|
457 |
private Image resizeImage(Dimension sz, Image image) { |
|
458 |
Image buffImg = null; |
|
459 |
Image img = image.getScaledInstance((int) sz.getWidth(), |
|
460 |
(int) sz.getHeight(), Image.SCALE_SMOOTH); |
|
461 |
|
|
462 |
//Todo este pollo es para copiar el tipo image devuelto a BufferedImage |
|
463 |
|
|
464 |
buffImg = new BufferedImage(img.getWidth(null), img.getHeight(null), BufferedImage.TYPE_INT_ARGB) ; |
|
465 |
|
|
466 |
int[] pixels = new int[img.getWidth(null) * img.getHeight(null)]; |
|
467 |
PixelGrabber pg = new PixelGrabber(img, 0, 0, img.getWidth(null), img.getHeight(null), pixels, 0, img.getWidth(null)); |
|
468 |
|
|
469 |
try { |
|
470 |
pg.grabPixels(); |
|
471 |
} catch (InterruptedException e) { |
|
472 |
e.printStackTrace(); |
|
473 |
} |
|
474 |
|
|
475 |
for (int j = 0; j < buffImg.getHeight(null); j++) { |
|
476 |
for (int i = 0; i < buffImg.getWidth(null); i++) { |
|
477 |
((BufferedImage)buffImg).setRGB(i, j, pixels[j * buffImg.getWidth(null) + i]); |
|
478 |
} |
|
479 |
} |
|
480 |
|
|
481 |
return buffImg; |
|
482 |
} |
|
483 |
|
|
484 |
/** |
|
485 |
* Reproyecta el raster. |
|
486 |
*/ |
|
487 |
public void reProject(ICoordTrans rp) { |
|
488 |
// TODO metodo reProject pendiente de implementar |
|
489 |
} |
|
154 |
/** |
|
155 |
* Devuelve el ancho de la imagen |
|
156 |
*/ |
|
157 |
public int getWidth() { |
|
158 |
return file.width; |
|
159 |
} |
|
490 | 160 |
|
161 |
/** |
|
162 |
* Devuelve el alto de la imagen |
|
163 |
*/ |
|
164 |
public int getHeight() { |
|
165 |
return file.height; |
|
166 |
} |
|
491 | 167 |
|
492 |
/** |
|
493 |
* Soporte para actualizaci?n de la imagen |
|
494 |
* @see com.ermapper.ecw.JNCSProgressiveUpdate#refreshUpdate(int, int, double, double, double, double) |
|
495 |
*/ |
|
496 |
public void refreshUpdate(int nWidth, int nHeight, double dWorldTLX, double dWorldTLY, double dWorldBRX, double dWorldBRY) { |
|
497 |
int completado = file.getPercentComplete(); |
|
498 |
System.out.println("EcwFile: se actualiza 1: "+completado+" % completado"); |
|
499 |
if ((updatable != null) && (lastRefreshPercent < 100)) { |
|
500 |
if ((completado-lastRefreshPercent > 25) || completado == 100) { |
|
501 |
lastRefreshPercent = file.getPercentComplete(); |
|
502 |
updatable.repaint(); |
|
503 |
} |
|
504 |
} |
|
505 |
} |
|
168 |
/** |
|
169 |
* |
|
170 |
*/ |
|
171 |
public void setMultifile(boolean mult) { |
|
172 |
this.multifile = mult; |
|
173 |
} |
|
506 | 174 |
|
507 |
public void refreshUpdate(int nWidth, int nHeight, int dDatasetTLX, int dDatasetTLY, int dDatasetBRX, int dDatasetBRY) { |
|
508 |
System.out.println("EcwFile: se actualiza 2"); |
|
509 |
} |
|
175 |
/** |
|
176 |
* Obtiene un trozo de imagen (determinado por la vista y los par?metros. |
|
177 |
* |
|
178 |
* @param width |
|
179 |
* @param height |
|
180 |
*/ |
|
181 |
public synchronized Image updateImage(int width, int height, ICoordTrans rp) { |
|
182 |
// TODO reproyectar para devolver el trozo de imagen pedida sobre ... |
|
183 |
// la proyecci?n de destino. |
|
184 |
int line = 0; |
|
185 |
boolean mustResize = false; |
|
186 |
Dimension fullSize = null; |
|
187 |
Image ecwImage = null; |
|
510 | 188 |
|
511 |
/** |
|
512 |
* Esta funci?n es porque el Ecw no intercambia las bandas con lo que me toca hacerlo |
|
513 |
* a mano. Primero detectamos si se ha alterado el orden de las mismas. Si es as? |
|
514 |
* calculamos mascaras y desplazamientos y hacemos una copia en pRGBArrayCopy |
|
515 |
* con las bandas alteradas de orden |
|
516 |
* @param bandList lista de bandas |
|
517 |
* @param mask mascara |
|
518 |
* @param shl desplazamiento izquierda |
|
519 |
* @param shr desplazamiento derecha |
|
520 |
*/ |
|
521 |
private boolean calcMaskAndShift(int[] bandList, int[] mask, int[] shl, int[] shr){ |
|
522 |
boolean order = true; |
|
523 |
if(bandCount==3){ |
|
524 |
for(int i=0;i<bandCount;i++) |
|
525 |
if(bandList[i]!=i)order=false; |
|
526 |
if(!order){ |
|
527 |
for(int i=0;i<bandCount;i++){ |
|
528 |
switch(bandList[i]){ |
|
529 |
case 0:mask[i] = 0x00ff0000;break; |
|
530 |
case 1:mask[i] = 0x0000ff00;break; |
|
531 |
case 2:mask[i] = 0x000000ff;break; |
|
532 |
} |
|
533 |
if(i==1 && bandList[i]==0)shr[i] = 8; |
|
534 |
if(i==2 && bandList[i]==0)shr[i] = 16; |
|
535 |
if(i==0 && bandList[i]==1)shl[i] = 8; |
|
536 |
if(i==2 && bandList[i]==1)shr[i] = 8; |
|
537 |
if(i==0 && bandList[i]==2)shl[i] = 16; |
|
538 |
if(i==1 && bandList[i]==2)shl[i] = 8; |
|
539 |
} |
|
540 |
} |
|
541 |
} |
|
542 |
return order; |
|
543 |
} |
|
544 |
|
|
545 |
/** |
|
546 |
* Intercambio de bandas para ecw manual. Se le pasa el array de bytes que se desea intercambiar |
|
547 |
* la mascara y desplazamientos previamente calculados con calcMaskAndShift |
|
548 |
* @param order true si el orden de las bandas no est? alterado y false si lo est? |
|
549 |
* @param pRGBArray array de |
|
550 |
* @param mascara |
|
551 |
* @param shl desplazamiento a izquierda |
|
552 |
* @param shr desplazamiento a derecha |
|
553 |
* @return array con las bandas cambiadas |
|
554 |
*/ |
|
555 |
private int[] changeBands(boolean order, int[] pRGBArray, int[] mascara, int[] shl, int[] shr){ |
|
556 |
if(bandCount==3 && !order){ |
|
557 |
int[] pRGBArrayCopy = new int[pRGBArray.length]; |
|
558 |
for(int i=0;i<pRGBArray.length;i++){ |
|
559 |
pRGBArrayCopy[i] = (pRGBArray[i] & 0xff000000) + |
|
560 |
(((pRGBArray[i] & mascara[2]) << shl[2] ) >> shr[2]) + |
|
561 |
(((pRGBArray[i] & mascara[1]) << shl[1] ) >> shr[1]) + |
|
562 |
(((pRGBArray[i] & mascara[0]) << shl[0] ) >> shr[0]); |
|
563 |
} |
|
564 |
return pRGBArrayCopy; |
|
565 |
} |
|
566 |
return pRGBArray; |
|
567 |
} |
|
568 |
|
|
569 |
/** |
|
570 |
* Asigna al objeto Image los valores con los dato de la imagen contenidos en el |
|
571 |
* vector de enteros. |
|
572 |
* @param image imagen con los datos actuales |
|
573 |
* @param startX inicio de la posici?n en X dentro de la imagen |
|
574 |
* @param startY inicio de la posici?n en X dentro de la imagen |
|
575 |
* @param w Ancho de la imagen |
|
576 |
* @param h Alto de la imagen |
|
577 |
* @param rgbArray vector que contiene la banda que se va a sustituir |
|
578 |
* @param offset desplazamiento |
|
579 |
* @param scansize tama?o de imagen recorrida por cada p |
|
580 |
*/ |
|
581 |
protected void setRGBLine(BufferedImage image, int startX, int startY, int w, int h, int[] rgbArray, |
|
582 |
int offset, int scansize) { |
|
583 |
image.setRGB(startX, startY, w, h, rgbArray, offset, scansize); |
|
584 |
} |
|
585 |
|
|
586 |
/** |
|
587 |
* Asigna al objeto Image la mezcla entre los valores que ya tiene y los valores |
|
588 |
* con los dato de la imagen contenidos en el vector de enteros. De los valores RGB |
|
589 |
* que ya contiene se mantienen las bandas que no coinciden con el valor de flags. La |
|
590 |
* banda correspondiente a flags es sustituida por los datos del vector. |
|
591 |
* @param image imagen con los datos actuales |
|
592 |
* @param startX inicio de la posici?n en X dentro de la imagen |
|
593 |
* @param startY inicio de la posici?n en X dentro de la imagen |
|
594 |
* @param w Ancho de la imagen |
|
595 |
* @param h Alto de la imagen |
|
596 |
* @param rgbArray vector que contiene la banda que se va a sustituir |
|
597 |
* @param offset desplazamiento |
|
598 |
* @param scansize tama?o de imagen recorrida por cada paso |
|
599 |
* @param flags banda que se va a sustituir (Ctes de GeoRasterFile) |
|
600 |
*/ |
|
601 |
protected void setRGBLine(BufferedImage image, int startX, int startY, int w, int h, int[] rgbArray, |
|
602 |
int offset, int scansize, int flags) { |
|
603 |
int [] line = new int[rgbArray.length]; |
|
604 |
image.getRGB(startX, startY, w, h, line, offset, scansize); |
|
605 |
if (flags == GeoRasterFile.RED_BAND) |
|
606 |
for (int i=0; i<line.length; i++) |
|
607 |
line[i] = (line[i] & 0x0000ffff) | (rgbArray[i] & 0xffff0000); |
|
608 |
else if (flags == GeoRasterFile.GREEN_BAND) |
|
609 |
for (int i=0; i<line.length; i++) |
|
610 |
line[i] = (line[i] & 0x00ff00ff) | (rgbArray[i] & 0xff00ff00); |
|
611 |
else if (flags == GeoRasterFile.BLUE_BAND) |
|
612 |
for (int i=0; i<line.length; i++) |
|
613 |
line[i] = (line[i] & 0x00ffff00) | (rgbArray[i] & 0xff0000ff); |
|
614 |
image.setRGB(startX, startY, w, h, line, offset, scansize); |
|
615 |
} |
|
616 |
|
|
617 |
/** |
|
618 |
* Asigna al objeto Image la mezcla entre los valores que ya tiene y los valores |
|
619 |
* con los dato de la imagen contenidos en el vector de enteros. De los valores RGB |
|
620 |
* que ya contiene se mantienen las bandas que no coinciden con el valor de flags. La |
|
621 |
* banda correspondiente a flags es sustituida por los datos del vector. |
|
622 |
* @param image imagen con los datos actuales |
|
623 |
* @param startX inicio de la posici?n en X dentro de la imagen |
|
624 |
* @param startY inicio de la posici?n en X dentro de la imagen |
|
625 |
* @param w Ancho de la imagen |
|
626 |
* @param h Alto de la imagen |
|
627 |
* @param rgbArray vector que contiene la banda que se va a sustituir |
|
628 |
* @param offset desplazamiento |
|
629 |
* @param scansize tama?o de imagen recorrida por cada paso |
|
630 |
* @param origBand Banda origen del GeoRasterFile |
|
631 |
* @param destBandFlag banda que se va a sustituir (Ctes de GeoRasterFile) |
|
632 |
*/ |
|
633 |
protected void setRGBLine(BufferedImage image, int startX, int startY, int w, int h, int[] rgbArray, |
|
634 |
int offset, int scansize, int origBand, int destBandFlag) { |
|
635 |
int [] line = new int[rgbArray.length]; |
|
636 |
image.getRGB(startX, startY, w, h, line, offset, scansize); |
|
637 |
|
|
638 |
if (origBand == 0 && destBandFlag == GeoRasterFile.RED_BAND) |
|
639 |
for (int i=0; i<line.length; i++) |
|
640 |
line[i] = (line[i] & 0xff00ffff) | (rgbArray[i] & 0x00ff0000); |
|
641 |
else if (origBand == 1 && destBandFlag == GeoRasterFile.GREEN_BAND) |
|
642 |
for (int i=0; i<line.length; i++) |
|
643 |
line[i] = (line[i] & 0xffff00ff) | (rgbArray[i] & 0x0000ff00); |
|
644 |
else if (origBand == 2 && destBandFlag == GeoRasterFile.BLUE_BAND) |
|
645 |
for (int i=0; i<line.length; i++) |
|
646 |
line[i] = (line[i] & 0xffffff00) | (rgbArray[i] & 0x000000ff); |
|
647 |
|
|
648 |
else if (origBand == 0 && destBandFlag == GeoRasterFile.GREEN_BAND) |
|
649 |
for (int i=0; i<line.length; i++) |
|
650 |
line[i] = (line[i] & 0xffff00ff) | ((rgbArray[i] & 0x00ff0000) >> 8) ; |
|
651 |
else if (origBand == 0 && destBandFlag == GeoRasterFile.BLUE_BAND) |
|
652 |
for (int i=0; i<line.length; i++) |
|
653 |
line[i] = (line[i] & 0xffffff00) | ((rgbArray[i] & 0x00ff0000) >> 16); |
|
654 |
|
|
655 |
else if (origBand == 1 && destBandFlag == GeoRasterFile.RED_BAND) |
|
656 |
for (int i=0; i<line.length; i++) |
|
657 |
line[i] = (line[i] & 0xff00ffff) | ((rgbArray[i] & 0x0000ff00) << 8); |
|
658 |
else if (origBand == 1 && destBandFlag == GeoRasterFile.BLUE_BAND) |
|
659 |
for (int i=0; i<line.length; i++) |
|
660 |
line[i] = (line[i] & 0xffffff00) | ((rgbArray[i] & 0x0000ff00) >> 8); |
|
661 |
|
|
662 |
else if (origBand == 2 && destBandFlag == GeoRasterFile.RED_BAND) |
|
663 |
for (int i=0; i<line.length; i++) |
|
664 |
line[i] = (line[i] & 0xff00ffff) | ((rgbArray[i] & 0x000000ff) << 16); |
|
665 |
else if (origBand == 2 && destBandFlag == GeoRasterFile.GREEN_BAND) |
|
666 |
for (int i=0; i<line.length; i++) |
|
667 |
line[i] = (line[i] & 0xffff00ff) | ((rgbArray[i] & 0x000000ff) << 8); |
|
668 |
|
|
669 |
image.setRGB(startX, startY, w, h, line, offset, scansize); |
|
670 |
} |
|
671 |
|
|
672 |
/* (non-Javadoc) |
|
673 |
* @see org.cresques.io.GeoRasterFile#updateImage(int, int, org.cresques.cts.ICoordTrans, java.awt.Image, int origBand, int destBand) |
|
674 |
*/ |
|
675 |
public Image updateImage(int width, int height, ICoordTrans rp, Image img, int origBand, int destBandFlag) { |
|
676 |
//TODO reproyectar para devolver el trozo de imagen pedida sobre ... |
|
677 |
// la proyecci?n de destino. |
|
678 |
int line = 0; |
|
679 |
boolean mustResize = false; |
|
680 |
Dimension fullSize = null; |
|
681 |
|
|
682 |
if (file == null) return null; |
|
683 |
try { |
|
684 |
double dFileAspect, dWindowAspect; |
|
685 |
//double dWorldTLX, dWorldTLY, dWorldBRX, dWorldBRY; |
|
686 |
int bandlist[]; |
|
687 |
int bandListTriband[]; |
|
688 |
int pRGBArray[] = null; |
|
189 |
if (file == null) { |
|
190 |
return ecwImage; |
|
191 |
} |
|
689 | 192 |
|
690 |
// Work out the correct aspect for the setView call.
|
|
691 |
dFileAspect = (double)v.width()/(double)v.height();
|
|
692 |
dWindowAspect = (double)width /(double)height;
|
|
193 |
try {
|
|
194 |
double dFileAspect;
|
|
195 |
double dWindowAspect;
|
|
693 | 196 |
|
694 |
if (dFileAspect > dWindowAspect) { |
|
695 |
height =(int)((double)width/dFileAspect); |
|
696 |
} else { |
|
697 |
width = (int)((double)height*dFileAspect); |
|
698 |
} |
|
197 |
//double dWorldTLX, dWorldTLY, dWorldBRX, dWorldBRY; |
|
198 |
int[] bandlist; |
|
199 |
int[] bandListTriband; |
|
200 |
int[] pRGBArray = null; |
|
699 | 201 |
|
700 |
fullSize = new Dimension(width, height); |
|
701 |
//System.out.println("fullSize = ("+width+","+height+")"); |
|
702 |
// Peta en los peque?os ... arreglar antes de meter del todo |
|
703 |
ChunkFrame frames[] = ChunkFrame.computeFrames(file, v, fullSize); |
|
704 |
/*for (int nChunk=0; nChunk<frames.length; nChunk++) { |
|
705 |
System.out.println("chunck "+nChunk+"->"+frames[nChunk]); |
|
706 |
}*/ |
|
707 |
if (frames.length == 1) { |
|
708 |
width = frames[0].width; |
|
709 |
height = frames[0].height; |
|
710 |
if(width<=0)width=1; |
|
711 |
if(height<=0)height=1; |
|
712 |
//System.out.println("frameSize = ("+width+","+height+")"); |
|
713 |
//System.out.println("Cambio el ancho total a ("+width+","+height+")"); |
|
714 |
} |
|
715 |
|
|
716 |
// Create an image of the ecw file. |
|
717 |
|
|
718 |
pRGBArray = new int[width]; |
|
202 |
// Work out the correct aspect for the setView call. |
|
203 |
dFileAspect = (double) v.width() / (double) v.height(); |
|
204 |
dWindowAspect = (double) width / (double) height; |
|
719 | 205 |
|
720 |
// Setup the view parameters for the ecw file. |
|
721 |
bandlist = new int[bandCount]; |
|
722 |
bandListTriband = new int[bandCount]; |
|
723 |
if ( bandCount > 2) { |
|
724 |
bandlist[0] = getBand(RED_BAND); |
|
725 |
bandlist[1] = getBand(GREEN_BAND); |
|
726 |
bandlist[2] = getBand(BLUE_BAND); |
|
727 |
if (bandCount > 3) |
|
728 |
for (int i=3; i< bandCount; i++) { |
|
729 |
bandlist[i] = 0; |
|
730 |
} |
|
731 |
} else { |
|
732 |
for (int i=0; i< bandCount; i++) { |
|
733 |
bandlist[i] = i; |
|
734 |
} |
|
735 |
} |
|
736 |
|
|
737 |
if(bandCount==3){ |
|
738 |
bandListTriband[0] = 0; |
|
739 |
bandListTriband[1] = 1; |
|
740 |
bandListTriband[2] = 2; |
|
741 |
} |
|
742 |
|
|
743 |
int mascara[] = new int[3]; |
|
744 |
int shl[] = new int[3]; |
|
745 |
int shr[] = new int[3]; |
|
746 |
boolean order = true; |
|
747 |
|
|
748 |
if(img==null){ //Caso en el que se crea un Image |
|
749 |
EcwFile.nUpdate = 1; |
|
750 |
Image ecwImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); |
|
751 |
|
|
752 |
for (int nChunk=0; nChunk<frames.length; nChunk++) { |
|
753 |
ChunkFrame f = frames[nChunk]; |
|
754 |
if(bandCount!=3) |
|
755 |
file.setView(file.numBands, bandlist, f.v.minX(), f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, f.height); |
|
756 |
else |
|
757 |
file.setView(file.numBands, bandListTriband, f.v.minX(), f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, f.height); |
|
758 |
|
|
759 |
order = calcMaskAndShift(bandlist, mascara, shl, shr); |
|
760 |
|
|
761 |
for (line=0; line < f.height; line++) { |
|
762 |
file.readLineRGBA(pRGBArray); |
|
763 |
pRGBArray = changeBands(order, pRGBArray, mascara, shl, shr); |
|
764 |
setRGBLine((BufferedImage) ecwImage, f.pos.x, f.pos.y+line, f.width, 1, pRGBArray, 0, f.width); |
|
765 |
} |
|
766 |
|
|
767 |
}//Chuncks |
|
768 |
applyAlpha(ecwImage); |
|
769 |
if (frames[0].mustResize && !this.multifile) { |
|
770 |
return resizeImage(fullSize, ecwImage); |
|
771 |
} |
|
772 |
lastRefreshPercent = file.getPercentComplete(); |
|
773 |
//System.out.println("Leido al "+lastRefreshPercent+" %."); |
|
774 |
return ecwImage; |
|
775 |
}else{ //Caso en el que se actualiza una banda del Image |
|
776 |
EcwFile.nUpdate ++; |
|
777 |
for (int nChunk=0; nChunk<frames.length; nChunk++) { |
|
778 |
ChunkFrame f = frames[nChunk]; |
|
779 |
if(bandCount!=3) |
|
780 |
file.setView(file.numBands, bandlist, f.v.minX(), f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, f.height); |
|
781 |
else |
|
782 |
file.setView(file.numBands, bandListTriband, f.v.minX(), f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, f.height); |
|
783 |
order = calcMaskAndShift(bandlist, mascara, shl, shr); |
|
784 |
|
|
785 |
//System.out.println("ORIGEN="+origBand+" DESTINO="+destBandFlag); |
|
786 |
for (line=0; line < f.height; line++) { |
|
787 |
file.readLineRGBA(pRGBArray); |
|
788 |
pRGBArray = changeBands(order, pRGBArray, mascara, shl, shr); |
|
789 |
setRGBLine((BufferedImage) img, f.pos.x, f.pos.y+line, f.width, 1, pRGBArray, 0, f.width, origBand, destBandFlag); |
|
790 |
} |
|
791 |
|
|
792 |
}//Chuncks |
|
793 |
|
|
794 |
applyAlpha(img); |
|
795 |
|
|
796 |
if (frames[0].mustResize && nUpdate == 3 && this.multifile) { |
|
797 |
return resizeImage(fullSize, img); |
|
798 |
} |
|
799 |
lastRefreshPercent = file.getPercentComplete(); |
|
800 |
//System.out.println("Leido al "+lastRefreshPercent+" %."); |
|
801 |
return img; |
|
802 |
} |
|
803 |
|
|
206 |
if (dFileAspect > dWindowAspect) { |
|
207 |
height = (int) ((double) width / dFileAspect); |
|
208 |
} else { |
|
209 |
width = (int) ((double) height * dFileAspect); |
|
210 |
} |
|
804 | 211 |
|
805 |
} catch(com.ermapper.ecw.JNCSException e) { //java.lang.ArrayIndexOutOfBoundsException: |
|
806 |
bErrorOnOpen = true; |
|
807 |
System.err.println("EcwFile JNCS Error en la l?nea "+line+"/"+height); |
|
808 |
System.err.println(e.getMessage()); |
|
809 |
e.printStackTrace(); |
|
810 |
} catch(java.lang.ArrayIndexOutOfBoundsException e) { //: |
|
811 |
bErrorOnOpen = true; |
|
812 |
System.err.println("EcwFile ArrayIndex Error en la l?nea "+line+"/"+height); |
|
813 |
System.err.println(e.getMessage()); |
|
814 |
e.printStackTrace(); |
|
815 |
} catch(Exception e) { |
|
816 |
bErrorOnOpen = true; |
|
817 |
errorMessage = e.getMessage(); |
|
818 |
System.err.println(errorMessage); |
|
819 |
e.printStackTrace(); |
|
820 |
} |
|
821 |
return img; |
|
822 |
} |
|
823 |
|
|
824 |
private void applyAlpha(Image im) { |
|
825 |
BufferedImage img = (BufferedImage) im; |
|
826 |
int alpha = (getAlpha() & 0xff) << 24; |
|
827 |
int w = img.getWidth(); |
|
828 |
int [] line = new int[w]; |
|
829 |
for (int j=0; j<img.getHeight(); j++) { |
|
830 |
img.getRGB(0, j, w, 1, line, 0, w); |
|
831 |
for (int i=0; i<w; i++) |
|
832 |
line[i] = (alpha | line[i] & 0x00ffffff); |
|
833 |
img.setRGB(0, j, w, 1, line, 0, w); |
|
834 |
} |
|
835 |
} |
|
212 |
fullSize = new Dimension(width, height); |
|
836 | 213 |
|
837 |
/* (non-Javadoc) |
|
838 |
* @see org.cresques.io.GeoRasterFile#getData(int, int) |
|
839 |
*/ |
|
840 |
public Object getData(int x, int y, int band) { |
|
841 |
//file.readLineRGBA(); |
|
842 |
return null; |
|
843 |
} |
|
844 |
|
|
845 |
/** |
|
846 |
* Devuelve los datos de una ventana solicitada |
|
847 |
* @param ulX coordenada X superior izda. |
|
848 |
* @param ulY coordenada Y superior derecha. |
|
849 |
* @param sizeX tama?o en X de la ventana. |
|
850 |
* @param sizeY tama?o en Y de la ventana. |
|
851 |
* @param band Banda solicitada. |
|
852 |
*/ |
|
853 |
|
|
854 |
public byte[] getWindow(int ulX, int ulY, int sizeX, int sizeY, int band){ |
|
855 |
//TODO Nacho: Implementar getWindow de EcwFile |
|
856 |
return null; |
|
857 |
|
|
858 |
} |
|
859 |
|
|
860 |
/** |
|
861 |
* Obtiene la zona (Norte / Sur) |
|
862 |
* @return true si la zona es norte y false si es sur |
|
863 |
*/ |
|
864 |
|
|
865 |
public boolean getZone(){ |
|
866 |
//TODO Nacho: Implementar getZone de EcwFile |
|
867 |
return false; |
|
868 |
} |
|
869 |
|
|
870 |
/** |
|
871 |
*Devuelve el n?mero de zona UTM |
|
872 |
*@return N?mero de zona |
|
873 |
*/ |
|
874 |
|
|
875 |
public int getUTM(){ |
|
876 |
// TODO Nacho: Implementar getUTM de EcwFile |
|
877 |
return 0; |
|
878 |
} |
|
879 |
|
|
880 |
/** |
|
881 |
* Obtiene el sistema de coordenadas geograficas |
|
882 |
* @return Sistema de coordenadas geogr?ficas |
|
883 |
*/ |
|
884 |
public String getGeogCS(){ |
|
885 |
//TODO Nacho: Implementar getGeogCS de EcwFile |
|
886 |
return new String(""); |
|
887 |
} |
|
888 |
|
|
889 |
/** |
|
890 |
* Devuelve el tama?o de bloque |
|
891 |
* @return Tama?o de bloque |
|
892 |
*/ |
|
893 |
public int getBlockSize(){ |
|
894 |
//TODO Nacho: Implementar getBlockSize de EcwFile |
|
895 |
return 1; |
|
896 |
} |
|
214 |
//System.out.println("fullSize = ("+width+","+height+")"); |
|
215 |
// Peta en los peque?os ... arreglar antes de meter del todo |
|
216 |
ChunkFrame[] frames = ChunkFrame.computeFrames(file, v, fullSize); |
|
897 | 217 |
|
898 |
} |
|
218 |
/*for (int nChunk=0; nChunk<frames.length; nChunk++) { |
|
219 |
System.out.println("chunck "+nChunk+"->"+frames[nChunk]); |
|
220 |
}*/ |
|
221 |
if (frames.length == 1) { |
|
222 |
width = frames[0].width; |
|
223 |
height = frames[0].height; |
|
224 |
|
|
225 |
if (width <= 0) { |
|
226 |
width = 1; |
|
227 |
} |
|
228 |
|
|
229 |
if (height <= 0) { |
|
230 |
height = 1; |
|
231 |
} |
|
232 |
|
|
233 |
//System.out.println("frameSize = ("+width+","+height+")"); |
|
234 |
//System.out.println("Cambio el ancho total a ("+width+","+height+")"); |
|
235 |
} |
|
236 |
|
|
237 |
/* JNCSDatasetPoint ptMin = file.convertWorldToDataset(v.minX(), v.minY()); |
|
238 |
JNCSDatasetPoint ptMax = file.convertWorldToDataset(v.maxX(), v.maxY()); |
|
239 |
System.out.println("Dataset coords Width = "+(ptMax.x-ptMin.x)+", px width ="+width); |
|
240 |
// BEGIN Cambiando para soportar e < 1:1 |
|
241 |
// TODO Mejorarlo para que los PAN con un zoom muy grande sean correctos |
|
242 |
if ((ptMax.x-ptMin.x)<width) { |
|
243 |
width = ptMax.x-ptMin.x; |
|
244 |
height = ptMin.y-ptMax.y; |
|
245 |
System.out.println("Size=("+width+","+height+")"); |
|
246 |
mustResize = true; |
|
247 |
}*/ |
|
248 |
|
|
249 |
// Create an image of the ecw file. |
|
250 |
if (doTransparency) { |
|
251 |
ecwImage = new BufferedImage(width, height, |
|
252 |
BufferedImage.TYPE_INT_ARGB); |
|
253 |
} else { |
|
254 |
ecwImage = new BufferedImage(width, height, |
|
255 |
BufferedImage.TYPE_INT_RGB); |
|
256 |
} |
|
257 |
|
|
258 |
pRGBArray = new int[width]; |
|
259 |
|
|
260 |
// Setup the view parameters for the ecw file. |
|
261 |
bandlist = new int[bandCount]; |
|
262 |
bandListTriband = new int[bandCount]; |
|
263 |
|
|
264 |
if (bandCount > 2) { |
|
265 |
bandlist[0] = getBand(RED_BAND); |
|
266 |
bandlist[1] = getBand(GREEN_BAND); |
|
267 |
bandlist[2] = getBand(BLUE_BAND); |
|
268 |
|
|
269 |
if (bandCount > 3) { |
|
270 |
for (int i = 3; i < bandCount; i++) { |
|
271 |
bandlist[i] = 0; |
|
272 |
} |
|
273 |
} |
|
274 |
} else { |
|
275 |
for (int i = 0; i < bandCount; i++) { |
|
276 |
bandlist[i] = i; |
|
277 |
} |
|
278 |
} |
|
279 |
|
|
280 |
if (bandCount == 3) { |
|
281 |
bandListTriband[0] = 0; |
|
282 |
bandListTriband[1] = 1; |
|
283 |
bandListTriband[2] = 2; |
|
284 |
} |
|
285 |
|
|
286 |
for (int nChunk = 0; nChunk < frames.length; nChunk++) { |
|
287 |
ChunkFrame f = frames[nChunk]; |
|
288 |
|
|
289 |
// Set the view |
|
290 |
if (bandCount != 3) { |
|
291 |
file.setView(file.numBands, bandlist, f.v.minX(), |
|
292 |
f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, |
|
293 |
f.height); |
|
294 |
} else { |
|
295 |
file.setView(file.numBands, bandListTriband, f.v.minX(), |
|
296 |
f.v.maxY(), f.v.maxX(), f.v.minY(), f.width, |
|
297 |
f.height); |
|
298 |
} |
|
299 |
|
|
300 |
//System.out.println("f.Size = ("+f.width+","+f.height+")+CHUNK="+nChunk); |
|
301 |
|
|
302 |
/* Esta peli es porque el Ecw no intercambia las bandas con lo que me toca hacerlo |
|
303 |
* a mano. Primero detectamos si se ha alterado el orden de las mismas. Si es as? |
|
304 |
* calculamos mascaras y desplazamientos y hacemos una copia en pRGBArrayCopy |
|
305 |
* con las bandas alteradas de orden |
|
306 |
*/ |
|
307 |
int[] pRGBArrayCopy = null; |
|
308 |
int[] mascara = new int[3]; |
|
309 |
int[] shl = new int[3]; |
|
310 |
int[] shr = new int[3]; |
|
311 |
boolean order = true; |
|
312 |
|
|
313 |
if (bandCount == 3) { |
|
314 |
for (int i = 0; i < bandCount; i++) |
|
315 |
if (bandlist[i] != i) { |
|
316 |
order = false; |
|
317 |
} |
|
318 |
|
|
319 |
if (!order) { |
|
320 |
for (int i = 0; i < bandCount; i++) { |
|
321 |
switch (bandlist[i]) { |
|
322 |
case 0: |
|
323 |
mascara[i] = 0x00ff0000; |
|
324 |
|
|
325 |
break; |
|
326 |
|
|
327 |
case 1: |
|
328 |
mascara[i] = 0x0000ff00; |
|
329 |
|
|
330 |
break; |
|
331 |
|
|
332 |
case 2: |
|
333 |
mascara[i] = 0x000000ff; |
|
334 |
|
|
335 |
break; |
|
336 |
} |
|
337 |
|
|
338 |
if ((i == 1) && (bandlist[i] == 0)) { |
|
339 |
shr[i] = 8; |
|
340 |
} |
|
341 |
|
|
342 |
if ((i == 2) && (bandlist[i] == 0)) { |
|
343 |
shr[i] = 16; |
|
344 |
} |
|
345 |
|
|
346 |
if ((i == 0) && (bandlist[i] == 1)) { |
|
347 |
shl[i] = 8; |
|
348 |
} |
|
349 |
|
|
350 |
if ((i == 2) && (bandlist[i] == 1)) { |
|
351 |
shr[i] = 8; |
|
352 |
} |
|
353 |
|
|
354 |
if ((i == 0) && (bandlist[i] == 2)) { |
|
355 |
shl[i] = 16; |
|
356 |
} |
|
357 |
|
|
358 |
if ((i == 1) && (bandlist[i] == 2)) { |
|
359 |
shl[i] = 8; |
|
360 |
} |
|
361 |
} |
|
362 |
} |
|
363 |
} |
|
364 |
|
|
365 |
// Read the scan lines |
|
366 |
for (line = 0; line < f.height; line++) { |
|
367 |
file.readLineRGBA(pRGBArray); |
|
368 |
|
|
369 |
if ((bandCount == 3) && !order) { |
|
370 |
pRGBArrayCopy = new int[pRGBArray.length]; |
|
371 |
|
|
372 |
for (int i = 0; i < pRGBArray.length; i++) { |
|
373 |
pRGBArrayCopy[i] = (pRGBArray[i] & 0xff000000) + |
|
374 |
(((pRGBArray[i] & mascara[2]) << shl[2]) >> shr[2]) + |
|
375 |
(((pRGBArray[i] & mascara[1]) << shl[1]) >> shr[1]) + |
|
376 |
(((pRGBArray[i] & mascara[0]) << shl[0]) >> shr[0]); |
|
377 |
} |
|
378 |
|
|
379 |
pRGBArray = pRGBArrayCopy; |
|
380 |
} |
|
381 |
|
|
382 |
// Prueba de sustituci?n de color transparente |
|
383 |
if (doTransparency) { |
|
384 |
if (line == 0) { |
|
385 |
tFilter.debug = true; |
|
386 |
} |
|
387 |
|
|
388 |
tFilter.filterLine(pRGBArray); |
|
389 |
tFilter.debug = false; |
|
390 |
} |
|
391 |
|
|
392 |
//System.out.println("setRGB("+f.pos.x+","+f.pos.y+line+","+f.width+","+1+","+pRGBArray+","+0+","+f.width+")"); |
|
393 |
((BufferedImage) ecwImage).setRGB(f.pos.x, f.pos.y + line, |
|
394 |
f.width, 1, pRGBArray, 0, |
|
395 |
f.width); |
|
396 |
} |
|
397 |
} |
|
398 |
|
|
399 |
if (frames[0].mustResize) { |
|
400 |
//System.out.println("resize "+fullSize); |
|
401 |
return resizeImage(fullSize, ecwImage); |
|
402 |
} |
|
403 |
|
|
404 |
/* |
|
405 |
* La excepci?n atrapada es la de 'zoom > 1:1 no valido' |
|
406 |
} catch (com.ermapper.ecw.JNCSInvalidSetViewException e) { |
|
407 |
System.err.println(errorMessage); |
|
408 |
e.printStackTrace(); */ |
|
409 |
} catch (com.ermapper.ecw.JNCSException e) { //java.lang.ArrayIndexOutOfBoundsException: |
|
410 |
bErrorOnOpen = true; |
|
411 |
System.err.println("EcwFile JNCS Error en la l?nea " + line + "/" + |
|
412 |
height); |
|
413 |
System.err.println(e.getMessage()); |
|
414 |
e.printStackTrace(); |
|
415 |
} catch (java.lang.ArrayIndexOutOfBoundsException e) { //: |
|
416 |
bErrorOnOpen = true; |
|
417 |
System.err.println("EcwFile ArrayIndex Error en la l?nea " + line + |
|
418 |
"/" + height); |
|
419 |
System.err.println(e.getMessage()); |
|
420 |
e.printStackTrace(); |
|
421 |
} catch (Exception e) { |
|
422 |
bErrorOnOpen = true; |
|
423 |
errorMessage = e.getMessage(); |
|
424 |
|
|
425 |
// g.drawString(errorMessage, 0, 50); |
|
426 |
System.err.println(errorMessage); |
|
427 |
e.printStackTrace(); |
|
428 |
} |
|
429 |
|
|
430 |
lastRefreshPercent = file.getPercentComplete(); |
|
431 |
System.out.println("Leido al " + lastRefreshPercent + " %."); |
|
432 |
|
|
433 |
return ecwImage; |
|
434 |
} |
|
435 |
|
|
436 |
/** |
|
437 |
* Redimensionado de imagen |
|
438 |
* La funci?n getScaledInstance nos devuelve un tipo image que no sirve por lo que |
|
439 |
* habr? que crear buffImg como BufferedImage y copiar los datos devueltos por esta |
|
440 |
* funci?n a este que es el que ser? devuelto por la funci?n |
|
441 |
* @param sz |
|
442 |
* @param image Image de entrada |
|
443 |
* @return Imagen reescalada |
|
444 |
*/ |
|
445 |
private Image resizeImage(Dimension sz, Image image) { |
|
446 |
Image buffImg = null; |
|
447 |
Image img = image.getScaledInstance((int) sz.getWidth(), |
|
448 |
(int) sz.getHeight(), |
|
449 |
Image.SCALE_SMOOTH); |
|
450 |
|
|
451 |
//Todo este pollo es para copiar el tipo image devuelto a BufferedImage |
|
452 |
buffImg = new BufferedImage(img.getWidth(null), img.getHeight(null), |
|
453 |
BufferedImage.TYPE_INT_ARGB); |
|
454 |
|
|
455 |
int[] pixels = new int[img.getWidth(null) * img.getHeight(null)]; |
|
456 |
PixelGrabber pg = new PixelGrabber(img, 0, 0, img.getWidth(null), |
|
457 |
img.getHeight(null), pixels, 0, |
|
458 |
img.getWidth(null)); |
|
459 |
|
|
460 |
try { |
|
461 |
pg.grabPixels(); |
|
462 |
} catch (InterruptedException e) { |
|
463 |
e.printStackTrace(); |
|
464 |
} |
|
465 |
|
|
466 |
for (int j = 0; j < buffImg.getHeight(null); j++) { |
|
467 |
for (int i = 0; i < buffImg.getWidth(null); i++) { |
|
468 |
((BufferedImage) buffImg).setRGB(i, j, |
|
469 |
pixels[(j * buffImg.getWidth(null)) + |
|
470 |
i]); |
|
471 |
} |
|
472 |
} |
|
473 |
|
|
474 |
return buffImg; |
|
475 |
} |
|
476 |
|
|
477 |
/** |
|
478 |
* Reproyecta el raster. |
|
479 |
*/ |
|
480 |
public void reProject(ICoordTrans rp) { |
|
481 |
// TODO metodo reProject pendiente de implementar |
|
482 |
} |
|
483 |
|
|
484 |
/** |
|
485 |
* Soporte para actualizaci?n de la imagen |
|
486 |
* @see com.ermapper.ecw.JNCSProgressiveUpdate#refreshUpdate(int, int, double, double, double, double) |
|
487 |
*/ |
|
488 |
public void refreshUpdate(int nWidth, int nHeight, double dWorldTLX, |
|
489 |
double dWorldTLY, double dWorldBRX, |
|
490 |
double dWorldBRY) { |
|
491 |
int completado = file.getPercentComplete(); |
|
492 |
System.out.println("EcwFile: se actualiza 1: " + completado + |
|
493 |
" % completado"); |
|
494 |
|
|
495 |
if ((updatable != null) && (lastRefreshPercent < 100)) { |
|
496 |
if (((completado - lastRefreshPercent) > 25) || |
|
497 |
(completado == 100)) { |
|
498 |
lastRefreshPercent = file.getPercentComplete(); |
|
499 |
updatable.repaint(); |
|
500 |
} |
|
501 |
} |
|
502 |
} |
|
503 |
|
|
504 |
public void refreshUpdate(int nWidth, int nHeight, int dDatasetTLX, |
|
505 |
int dDatasetTLY, int dDatasetBRX, int dDatasetBRY) { |
|
506 |
System.out.println("EcwFile: se actualiza 2"); |
|
507 |
} |
|
508 |
|
|
509 |
/** |
|
510 |
* Esta funci?n es porque el Ecw no intercambia las bandas con lo que me toca hacerlo |
|
511 |
* a mano. Primero detectamos si se ha alterado el orden de las mismas. Si es as? |
|
512 |
* calculamos mascaras y desplazamientos y hacemos una copia en pRGBArrayCopy |
|
513 |
* con las bandas alteradas de orden |
|
514 |
* @param bandList lista de bandas |
|
515 |
* @param mask mascara |
|
516 |
* @param shl desplazamiento izquierda |
|
517 |
* @param shr desplazamiento derecha |
|
518 |
*/ |
|
519 |
private boolean calcMaskAndShift(int[] bandList, int[] mask, int[] shl, |
|
520 |
int[] shr) { |
|
521 |
boolean order = true; |
|
522 |
|
|
523 |
if (bandCount == 3) { |
|
524 |
for (int i = 0; i < bandCount; i++) |
|
525 |
if (bandList[i] != i) { |
|
526 |
order = false; |
|
527 |
} |
|
528 |
|
|
529 |
if (!order) { |
|
530 |
for (int i = 0; i < bandCount; i++) { |
|
531 |
switch (bandList[i]) { |
|
532 |
case 0: |
|
533 |
mask[i] = 0x00ff0000; |
|
534 |
|
|
535 |
break; |
|
536 |
|
|
537 |
case 1: |
|
538 |
mask[i] = 0x0000ff00; |
|
539 |
|
|
540 |
break; |
|
541 |
|
|
542 |
case 2: |
|
543 |
mask[i] = 0x000000ff; |
|
544 |
|
|
545 |
break; |
|
546 |
} |
|
547 |
|
|
548 |
if ((i == 1) && (bandList[i] == 0)) { |
|
549 |
shr[i] = 8; |
|
550 |
} |
|
551 |
|
|
552 |
if ((i == 2) && (bandList[i] == 0)) { |
|
553 |
shr[i] = 16; |
|
554 |
} |
|
555 |
|
|
556 |
if ((i == 0) && (bandList[i] == 1)) { |
|
557 |
shl[i] = 8; |
|
558 |
} |
|
559 |
|
|
560 |
if ((i == 2) && (bandList[i] == 1)) { |
|
561 |
shr[i] = 8; |
|
562 |
} |
|
563 |
|
|
564 |
if ((i == 0) && (bandList[i] == 2)) { |
|
565 |
shl[i] = 16; |
|
566 |
} |
|
567 |
|
|
568 |
if ((i == 1) && (bandList[i] == 2)) { |
|
569 |
shl[i] = 8; |
|
570 |
} |
|
571 |
} |
|
572 |
} |
|
573 |
} |
|
574 |
|
|
575 |
return order; |
|
576 |
} |
|
577 |
|
|
578 |
/** |
|
579 |
* Intercambio de bandas para ecw manual. Se le pasa el array de bytes que se desea intercambiar |
|
580 |
* la mascara y desplazamientos previamente calculados con calcMaskAndShift |
|
581 |
* @param order true si el orden de las bandas no est? alterado y false si lo est? |
|
582 |
* @param pRGBArray array de |
|
583 |
* @param mascara |
|
584 |
* @param shl desplazamiento a izquierda |
|
585 |
* @param shr desplazamiento a derecha |
|
586 |
* @return array con las bandas cambiadas |
|
587 |
*/ |
|
588 |
private int[] changeBands(boolean order, int[] pRGBArray, int[] mascara, |
|
589 |
int[] shl, int[] shr) { |
|
590 |
if ((bandCount == 3) && !order) { |
|
591 |
int[] pRGBArrayCopy = new int[pRGBArray.length]; |
|
592 |
|
|
593 |
for (int i = 0; i < pRGBArray.length; i++) { |
|
594 |
pRGBArrayCopy[i] = (pRGBArray[i] & 0xff000000) + |
|
595 |
(((pRGBArray[i] & mascara[2]) << shl[2]) >> shr[2]) + |
|
596 |
(((pRGBArray[i] & mascara[1]) << shl[1]) >> shr[1]) + |
|
597 |
(((pRGBArray[i] & mascara[0]) << shl[0]) >> shr[0]); |
|
598 |
} |
|
599 |
|
|
600 |
return pRGBArrayCopy; |
|
601 |
} |
|
602 |
|
|
603 |
return pRGBArray; |
|
604 |
} |
|
605 |
|
|
606 |
/** |
|
607 |
* Asigna al objeto Image los valores con los dato de la imagen contenidos en el |
|
608 |
* vector de enteros. |
|
609 |
* @param image imagen con los datos actuales |
|
610 |
* @param startX inicio de la posici?n en X dentro de la imagen |
|
611 |
* @param startY inicio de la posici?n en X dentro de la imagen |
|
612 |
* @param w Ancho de la imagen |
|
613 |
* @param h Alto de la imagen |
|
614 |
* @param rgbArray vector que contiene la banda que se va a sustituir |
|
615 |
* @param offset desplazamiento |
|
616 |
* @param scansize tama?o de imagen recorrida por cada p |
|
617 |
*/ |
|
618 |
protected void setRGBLine(BufferedImage image, int startX, int startY, |
|
619 |
int w, int h, int[] rgbArray, int offset, |
|
620 |
int scansize) { |
|
621 |
image.setRGB(startX, startY, w, h, rgbArray, offset, scansize); |
|
622 |
} |
|
623 |
|
|
624 |
/** |
|
625 |
* Asigna al objeto Image la mezcla entre los valores que ya tiene y los valores |
|
626 |
* con los dato de la imagen contenidos en el vector de enteros. De los valores RGB |
|
627 |
* que ya contiene se mantienen las bandas que no coinciden con el valor de flags. La |
|
628 |
* banda correspondiente a flags es sustituida por los datos del vector. |
|
629 |
* @param image imagen con los datos actuales |
|
630 |
* @param startX inicio de la posici?n en X dentro de la imagen |
|
631 |
* @param startY inicio de la posici?n en X dentro de la imagen |
|
632 |
* @param w Ancho de la imagen |
|
633 |
* @param h Alto de la imagen |
|
634 |
* @param rgbArray vector que contiene la banda que se va a sustituir |
|
635 |
* @param offset desplazamiento |
|
636 |
* @param scansize tama?o de imagen recorrida por cada paso |
|
637 |
* @param flags banda que se va a sustituir (Ctes de GeoRasterFile) |
|
638 |
*/ |
|
639 |
protected void setRGBLine(BufferedImage image, int startX, int startY, |
|
640 |
int w, int h, int[] rgbArray, int offset, |
|
641 |
int scansize, int flags) { |
|
642 |
int[] line = new int[rgbArray.length]; |
|
643 |
image.getRGB(startX, startY, w, h, line, offset, scansize); |
|
644 |
|
|
645 |
if (flags == GeoRasterFile.RED_BAND) { |
|
646 |
for (int i = 0; i < line.length; i++) |
|
647 |
line[i] = (line[i] & 0x0000ffff) | (rgbArray[i] & 0xffff0000); |
|
648 |
} else if (flags == GeoRasterFile.GREEN_BAND) { |
|
649 |
for (int i = 0; i < line.length; i++) |
|
650 |
line[i] = (line[i] & 0x00ff00ff) | (rgbArray[i] & 0xff00ff00); |
|
651 |
} else if (flags == GeoRasterFile.BLUE_BAND) { |
|
652 |
for (int i = 0; i < line.length; i++) |
|
653 |
line[i] = (line[i] & 0x00ffff00) | (rgbArray[i] & 0xff0000ff); |
|
654 |
} |
|
655 |
|
|
656 |
image.setRGB(startX, startY, w, h, line, offset, scansize); |
|
657 |
} |
|
658 |
|
|
659 |
/** |
|
660 |
* Asigna al objeto Image la mezcla entre los valores que ya tiene y los valores |
|
661 |
* con los dato de la imagen contenidos en el vector de enteros. De los valores RGB |
|
662 |
* que ya contiene se mantienen las bandas que no coinciden con el valor de flags. La |
|
663 |
* banda correspondiente a flags es sustituida por los datos del vector. |
|
664 |
* @param image imagen con los datos actuales |
|
665 |
* @param startX inicio de la posici?n en X dentro de la imagen |
|
666 |
* @param startY inicio de la posici?n en X dentro de la imagen |
|
667 |
* @param w Ancho de la imagen |
|
668 |
* @param h Alto de la imagen |
|
669 |
* @param rgbArray vector que contiene la banda que se va a sustituir |
|
670 |
* @param offset desplazamiento |
|
671 |
* @param scansize tama?o de imagen recorrida por cada paso |
|
672 |
* @param origBand Banda origen del GeoRasterFile |
|
673 |
* @param destBandFlag banda que se va a sustituir (Ctes de GeoRasterFile) |
|
674 |
*/ |
|
675 |
protected void setRGBLine(BufferedImage image, int startX, int startY, |
|
676 |
int w, int h, int[] rgbArray, int offset, |
|
677 |
int scansize, int origBand, int destBandFlag) { |
|
678 |
int[] line = new int[rgbArray.length]; |
|
679 |
image.getRGB(startX, startY, w, h, line, offset, scansize); |
|
680 |
|
|
681 |
if ((origBand == 0) && (destBandFlag == GeoRasterFile.RED_BAND)) { |
|
682 |
for (int i = 0; i < line.length; i++) |
|
683 |
line[i] = (line[i] & 0xff00ffff) | (rgbArray[i] & 0x00ff0000); |
|
684 |
} else if ((origBand == 1) && |
|
685 |
(destBandFlag == GeoRasterFile.GREEN_BAND)) { |
|
686 |
for (int i = 0; i < line.length; i++) |
|
687 |
line[i] = (line[i] & 0xffff00ff) | (rgbArray[i] & 0x0000ff00); |
|
688 |
} else if ((origBand == 2) && |
|
689 |
(destBandFlag == GeoRasterFile.BLUE_BAND)) { |
|
690 |
for (int i = 0; i < line.length; i++) |
|
691 |
line[i] = (line[i] & 0xffffff00) | (rgbArray[i] & 0x000000ff); |
|
692 |
} |
|
693 |
else if ((origBand == 0) && (destBandFlag == GeoRasterFile.GREEN_BAND)) { |
|
694 |
for (int i = 0; i < line.length; i++) |
|
695 |
line[i] = (line[i] & 0xffff00ff) | |
|
696 |
((rgbArray[i] & 0x00ff0000) >> 8); |
|
697 |
} else if ((origBand == 0) && |
|
698 |
(destBandFlag == GeoRasterFile.BLUE_BAND)) { |
|
699 |
for (int i = 0; i < line.length; i++) |
|
700 |
line[i] = (line[i] & 0xffffff00) | |
|
701 |
((rgbArray[i] & 0x00ff0000) >> 16); |
|
702 |
} |
|
703 |
else if ((origBand == 1) && (destBandFlag == GeoRasterFile.RED_BAND)) { |
|
704 |
for (int i = 0; i < line.length; i++) |
|
705 |
line[i] = (line[i] & 0xff00ffff) | |
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