svn-gvsig-desktop / tags / v1_1_Build_914 / libraries / libCq_CMS_praster / src / org / cresques / io / GdalWriter.java @ 11873
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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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* 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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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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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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* cresques@gmail.com
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*/
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package org.cresques.io; |
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import java.io.BufferedOutputStream; |
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import java.io.DataOutputStream; |
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import java.io.File; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import org.cresques.cts.IProjection; |
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import org.cresques.geo.ViewPortData; |
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import org.cresques.io.data.RasterBuf; |
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import org.cresques.io.exceptions.NotSupportedExtensionException; |
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import org.cresques.px.Extent; |
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import org.cresques.px.PxRaster; |
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import org.cresques.util.Utilities; |
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import es.gva.cit.jecwcompress.EcwException; |
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import es.gva.cit.jgdal.Gdal; |
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import es.gva.cit.jgdal.GdalBuffer; |
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import es.gva.cit.jgdal.GdalDriver; |
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import es.gva.cit.jgdal.GdalException; |
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import es.gva.cit.jgdal.GdalRasterBand; |
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import es.gva.cit.jgdal.GeoTransform; |
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import es.gva.cit.jogr.OGRSpatialReference; |
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/**
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* Driver para la escritura a trav?s de Gdal.
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* Puede exportar un fichero de un formato a otro desde un GeoRasterFile
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* en cualquier formato soportado por la lectura a un formato que este incluido
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* en la lista supportedDrv.
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*
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* Puede salvar a disco en un formato que este incluido en la lista supportedDrv
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* obteniendo los datos que van siendo servidos desde el cliente. Este cliente
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* debe implementar un IDataWriter o tener un objeto que lo implemente. Inicialmente
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* le pasar? los par?metros de la imagen de salida y cuando el driver comience a
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* escribir le ir? solicitando m?s a trav?s del m?todo readData de IDataWriter.
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* El cliente ser? el que lleve el control de lo que va sirviendo y lo que le queda
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* por servir.
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* @author Nacho Brodin (brodin_ign@gva.es)
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*/
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public class GdalWriter extends GeoRasterWriter { |
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//Datos de registro de drivers
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static {
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GeoRasterWriter.registerWriterExtension("tif", GdalWriter.class);
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//GeoRasterWriter.registerWriterExtension("tiff", GdalWriter.class);
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typeList.put("tif", "GTiff"); |
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//typeList.put("tiff", "GTiff");
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} |
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public final int windowSizeX = 386; |
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public final int windowSizeY = 195; |
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public final int panelSizeX = 358; |
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public final int panelSizeY = 105; |
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public final String panelLayout = "BorderLayout"; |
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private GdalDriver drv;
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private Gdal dset_destino = null; |
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private GdalRasterBand rband = null; |
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private GeoTransform geot = null; //Datos de georeferenciaci?n |
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private OGRSpatialReference oSRS; //Datos de proyecci?n |
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private GdalBuffer buf = null; //Buffer de origen de gdal |
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private GdalBuffer[] bufBands = null; |
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private int nBlocks = 0; //N?mero de bloques en Y en el que se divide la imagen para escribir |
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private int anchoResto = 0; //Tama?o del ?ltimo bloque de la imagen. |
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private String[] params = null; //Par?metros de creaci?n del dataset. |
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private GdalSupportOptions support = null; |
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private boolean consulta = false; |
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private boolean write = true; //Cuando est? a true se puede escribir en la imagen de salida. Si est? a false el proceso es interrumpido |
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private int dataType = RasterBuf.TYPE_UNDEFINED; |
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/**
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* Constructor para la obtenci?n de par?metros del driver
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* @param drvType Tipo de driver
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*/
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public GdalWriter(String fileName) { |
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ident = fileName.toLowerCase().substring(fileName.lastIndexOf(".") + 1); |
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driver = (String)typeList.get(ident);
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support = new GdalSupportOptions(driver);
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support.setBlockSize(blockSizeDefault); |
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support.setPhotometric("RGB");
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support.setInterleave("BAND");
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support.setCompress("NONE");
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support.setWriteGeoref(true);
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support.setTfw(false);
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consulta = true;
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} |
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/**
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* Constructor para salvar una sola imagen completa
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* @param raster PxRaster de la imagen de origen
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* @param outfilename Nombre del fichero de salida
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* @param infilename Nombre del fichero de entrada
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* @param drvType Tipo de driver
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*/
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public GdalWriter(PxRaster raster, String outFileName, String inFileName) throws GdalException, IOException { |
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ident = outFileName.toLowerCase().substring(outFileName.lastIndexOf(".") + 1); |
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driver = (String)typeList.get(ident);
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support = new GdalSupportOptions(driver);
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this.outFileName = outFileName;
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this.inFileName = inFileName;
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currentRaster = raster; |
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sizeWindowX = raster.getFWidth(); |
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sizeWindowY = raster.getFHeight(); |
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//Obtenemos la georeferenciaci?n
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if (support.getGeoref()) {
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double maxX = currentRaster.getExtent().maxX();
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double minX = currentRaster.getExtent().minX();
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double maxY = currentRaster.getExtent().maxY();
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double minY = currentRaster.getExtent().minY();
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geot = new GeoTransform();
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geot.adfgeotransform[0] = minX;
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geot.adfgeotransform[3] = maxY;
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geot.adfgeotransform[1] = (maxX - minX) / currentRaster.getFWidth();
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geot.adfgeotransform[5] = (minY - maxY) / currentRaster.getFHeight();
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} |
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nBands = currentRaster.getBandCount(); |
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this.support.setBlockSize(64/*currentRaster.getBlockSize()*/); |
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if ((sizeWindowX < 0) || (sizeWindowY < 0)) { |
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throw new IOException("Tama?o del fichero de salida erroneo."); |
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} |
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if (nBands == 3) { |
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this.support.setPhotometric("PHOTOMETRIC=RGB"); |
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} else if (nBands == 1) { |
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this.support.setPhotometric("PHOTOMETRIC=MINISBLACK"); |
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} else {
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this.support.setPhotometric(""); |
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} |
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params = new String[2]; |
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params[0] = new String("TILED=YES"); |
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params[1] = new String(this.support.getPhotometric()); |
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init(); |
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/*oSRS = new OGRSpatialReference();
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try{
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oSRS.setUTM(currentRaster.geoFile.getUTM(), currentRaster.geoFile.getZone());
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oSRS.setWellKnownGeogCS(currentRaster.geoFile.getGeogCS());
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//System.out.println(currentRaster.geoFile.getGeogCS()+"Nueva Proyecci?n ==> "+oSRS.exportToWkt());
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dset_destino.setProjection(oSRS.exportToWkt());
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}catch(Exception e){
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e.printStackTrace();
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}*/
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} |
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/**
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* Constructor para salvar datos servidos por el cliente
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* @param dataWriter Objeto servidor de datos para el driver de escritura
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* @param outSizeX N?mero de pixels en X de la imagen de salida
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* @param outSizeY N?mero de pixels en Y de la imagen de salida
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* @param outFilename Fichero de salida
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* @param extentMaxX Posici?n en X m?xima del extent
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* @param extentMinX Posici?n en X m?nima del extent
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* @param extentMaxY Posici?n en Y m?xima del extent
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* @param extentMinY Posici?n en Y m?nima del extent
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* @param nBands N?mero de bandas
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* @param drvType Tipo de driver
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* @throws GdalException
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* @throws IOException
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*/
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public GdalWriter( IDataWriter dataWriter,
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String outFileName,
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Integer blockSize,
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Integer nBands,
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ViewPortData vp, |
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Integer compresion,
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Integer outSizeX,
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Integer outSizeY,
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Integer dataType)throws GdalException, IOException { |
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ident = outFileName.toLowerCase().substring(outFileName.lastIndexOf(".") + 1); |
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driver = (String)typeList.get(ident);
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support = new GdalSupportOptions(driver);
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this.dataType = dataType.intValue();
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this.dataWriter = dataWriter;
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this.outFileName = outFileName;
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this.sizeWindowX = outSizeX.intValue();
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this.sizeWindowY = outSizeY.intValue();
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if ((sizeWindowX < 0) || (sizeWindowY < 0)) { |
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throw new IOException("Tama?o del fichero de salida erroneo."); |
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} |
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this.nBands = nBands.intValue();
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//Calculamos la georeferenciaci?n a partir del extend pasado por el cliente.
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if (support.getGeoref()) {
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Extent ex = vp.getExtent(); |
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double maxX = ex.maxX();
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double minX = ex.minX();
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double maxY = ex.maxY();
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double minY = ex.minY();
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this.support.setBlockSize(blockSize.intValue());
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geot = new GeoTransform();
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geot.adfgeotransform[0] = minX;
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geot.adfgeotransform[3] = maxY; //-((pixelSizeY * outSizeY)-minY); |
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geot.adfgeotransform[1] = (double) ((maxX - minX) / outSizeX.intValue()); //pixelSizeX; |
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geot.adfgeotransform[5] = (double) ((minY - maxY) / outSizeY.intValue()); //pixelSizeY; |
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} |
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setParams(); |
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init(); |
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} |
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/**
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* Constructor para salvar datos servidos por el cliente
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* @param dataWriter Objeto servidor de datos para el driver de escritura
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* @param outFilename Fichero de salida
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* @param blockSize Tama?o de bloque
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* @param Extent extent
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* @param compresion Compresi?n si la tiene
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* @param outSizeX Tama?o de salida en X
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* @param outSizeY Tama?o de salida en Y
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* @param dataType Tipo de dato
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* @throws GdalException
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* @throws IOException
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*/
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public GdalWriter( IDataWriter dataWriter,
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String outFileName,
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Integer blockSize,
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Integer nBands,
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Extent ex, |
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Integer compresion,
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Integer outSizeX,
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Integer outSizeY,
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Integer dataType)throws GdalException, IOException { |
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ident = outFileName.toLowerCase().substring(outFileName.lastIndexOf(".") + 1); |
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driver = (String)typeList.get(ident);
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support = new GdalSupportOptions(driver);
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this.dataType = dataType.intValue();
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this.dataWriter = dataWriter;
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this.outFileName = outFileName;
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this.sizeWindowX = outSizeX.intValue();
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this.sizeWindowY = outSizeY.intValue();
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if ((sizeWindowX < 0) || (sizeWindowY < 0)) { |
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throw new IOException("Tama?o del fichero de salida erroneo."); |
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} |
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this.nBands = nBands.intValue();
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//Calculamos la georeferenciaci?n a partir del extend pasado por el cliente.
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if (support.getGeoref()) {
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double maxX = ex.maxX();
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double minX = ex.minX();
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double maxY = ex.maxY();
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double minY = ex.minY();
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this.support.setBlockSize(blockSize.intValue());
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geot = new GeoTransform();
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geot.adfgeotransform[0] = minX;
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geot.adfgeotransform[3] = maxY; //-((pixelSizeY * outSizeY)-minY); |
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geot.adfgeotransform[1] = (double) ((maxX - minX) / outSizeX.intValue()); //pixelSizeX; |
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geot.adfgeotransform[5] = (double) ((minY - maxY) / outSizeY.intValue()); //pixelSizeY; |
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} |
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setParams(); |
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init(); |
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} |
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/**
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*Asigna par?metros de creaci?n del dataset de Gdal
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*/
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private void setParams() { |
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params = new String[5]; |
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params[0] = new String("TILED=YES"); |
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params[1] = new String("PHOTOMETRIC=" + this.support.getPhotometric()); |
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params[2] = new String("INTERLEAVE=" + this.support.getInterleave()); |
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params[3] = new String("COMPRESS=" + this.support.getCompress()); |
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String tfw = null; |
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if (this.support.getTfw()) { |
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tfw = new String("YES"); |
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} else {
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tfw = new String("NO"); |
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} |
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params[4] = new String("TFW=" + tfw); |
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} |
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/**
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* Asigna el tipo de driver con el que se salvar? la imagen
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* @param drvType Tipo de driver
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*/
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public void setDriverType(String drvType) { |
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this.driver = drvType;
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} |
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/**
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* Creaci?n del dataset de destino.
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* @throws EcwException
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*/
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private void init() throws GdalException { |
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//Controlamos que el tipo de driver sea correcto
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if (driver == null) { |
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throw new GdalException("Tipo de driver sin especificar."); |
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} |
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boolean okdrvtype = false; |
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String[] types = GeoRasterWriter.getDriversType(); |
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for (int i = 0; i < GeoRasterWriter.getNTypes(); i++) |
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if (driver.equals(types[i])) {
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okdrvtype = true;
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} |
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if (okdrvtype == false) { |
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throw new GdalException("El tipo de driver "+driver+" no est? soportado por GdalWriter."); |
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} |
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//Obtenemos el driver y creamos el dataset del destino
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drv = Gdal.getDriverByName(driver); |
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if (dset_destino != null) { |
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dset_destino.close(); |
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dset_destino = null;
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} |
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dset_destino = drv.create(outFileName, sizeWindowX, sizeWindowY, |
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nBands, Utilities.getGdalTypeFromRasterBufType(dataType), params);
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if (this.support.getGeoref()) { |
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dset_destino.setGeoTransform(geot); |
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} |
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nBlocks = (int) (sizeWindowY / this.support.getBlockSize()); |
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anchoResto = sizeWindowY - (nBlocks * this.support.getBlockSize());
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} |
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/**
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* A partir de un elemento que contiene una propiedad y un valor
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* lo parsea y asigna el valor a su variable.
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* @param propValue elemento con la forma propiedad=valor
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*/
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private void readProperty(String propValue) { |
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String prop = propValue.substring(0, propValue.indexOf("=")); |
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if (propValue.startsWith(prop)) {
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String value = propValue.substring(propValue.indexOf("=") + 1, |
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propValue.length()); |
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if ((value != null) && !value.equals("")) { |
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if (prop.equals("BLOCKSIZE")) { |
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this.support.setBlockSize(Integer.parseInt(value)); |
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} |
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if (prop.equals("GEOREF")) { |
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boolean georef = true; |
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if (value.equals("yes")) { |
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georef = true;
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} else {
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georef = false;
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} |
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this.support.setWriteGeoref(georef);
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} |
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if (prop.equals("INTERLEAVE")) { |
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this.support.setInterleave(value);
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} |
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if (prop.equals("PHOTOMETRIC")) { |
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this.support.setPhotometric(value);
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} |
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if (prop.equals("COMPRESS")) { |
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this.support.setCompress(value);
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} |
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if (prop.equals("TFW")) { |
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boolean tfw = true; |
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if (value.equals("yes")) { |
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tfw = true;
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} else {
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tfw = false;
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} |
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this.support.setTfw(tfw);
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} |
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} |
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} |
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} |
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/**
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* Asigna propiedades al driver a partir de un vector de
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* strings donde cada elemento tiene la estructura de
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* propiedad=valor.
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* @param props Propiedades
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*/
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public void setProps(String[] props) { |
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for (int iProps = 0; iProps < props.length; iProps++) |
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readProperty(props[iProps]); |
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setParams(); |
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try {
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if (!consulta) {
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init(); |
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} |
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} catch (GdalException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Escritura de datos tipo Byte.
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* @param sizeY Alto del bloque que se escribe.
|
| 454 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
| 455 |
*/
|
| 456 |
public void writeByteBand(int sizeY, int posicionY){ |
| 457 |
byte[][] buftmp = dataWriter.readByteData(sizeWindowX, sizeY); |
| 458 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 459 |
bufBands[iBand].buffByte = new byte[buftmp[iBand].length]; |
| 460 |
|
| 461 |
//Escribimos el bloque destino
|
| 462 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
| 463 |
for (int i = 0; i < buftmp[iBand].length; i++) |
| 464 |
bufBands[iBand].buffByte[i] = buftmp[iBand][i]; |
| 465 |
|
| 466 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
| 467 |
try {
|
| 468 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 469 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Byte);
|
| 470 |
} catch (GdalException e) {
|
| 471 |
//No se est? escribiendo ...
|
| 472 |
} |
| 473 |
} |
| 474 |
} |
| 475 |
|
| 476 |
/**
|
| 477 |
* Escritura de datos tipo Short.
|
| 478 |
* @param sizeY Alto del bloque que se escribe.
|
| 479 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
| 480 |
*/
|
| 481 |
public void writeShortBand(int sizeY, int posicionY){ |
| 482 |
short[][] buftmp = dataWriter.readShortData(sizeWindowX, sizeY); |
| 483 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 484 |
bufBands[iBand].buffShort = new short[buftmp[iBand].length]; |
| 485 |
|
| 486 |
//Escribimos el bloque destino
|
| 487 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
| 488 |
for (int i = 0; i < buftmp[iBand].length; i++) |
| 489 |
bufBands[iBand].buffShort[i] = buftmp[iBand][i]; |
| 490 |
|
| 491 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
| 492 |
try {
|
| 493 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 494 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Int16);
|
| 495 |
} catch (GdalException e) {
|
| 496 |
//No se est? escribiendo ...
|
| 497 |
} |
| 498 |
} |
| 499 |
} |
| 500 |
|
| 501 |
/**
|
| 502 |
* Escritura de datos tipo Int.
|
| 503 |
* @param sizeY Alto del bloque que se escribe.
|
| 504 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
| 505 |
*/
|
| 506 |
public void writeIntBand(int sizeY, int posicionY){ |
| 507 |
int[][] buftmp = dataWriter.readIntData(sizeWindowX, sizeY); |
| 508 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 509 |
bufBands[iBand].buffInt = new int[buftmp[iBand].length]; |
| 510 |
|
| 511 |
//Escribimos el bloque destino
|
| 512 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
| 513 |
for (int i = 0; i < buftmp[iBand].length; i++) |
| 514 |
bufBands[iBand].buffInt[i] = buftmp[iBand][i]; |
| 515 |
|
| 516 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
| 517 |
try {
|
| 518 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 519 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Int32);
|
| 520 |
} catch (GdalException e) {
|
| 521 |
//No se est? escribiendo ...
|
| 522 |
} |
| 523 |
} |
| 524 |
} |
| 525 |
|
| 526 |
/**
|
| 527 |
* Escritura de datos tipo Float.
|
| 528 |
* @param sizeY Alto del bloque que se escribe.
|
| 529 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
| 530 |
*/
|
| 531 |
public void writeFloatBand(int sizeY, int posicionY){ |
| 532 |
float[][] buftmp = dataWriter.readFloatData(sizeWindowX, sizeY); |
| 533 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 534 |
bufBands[iBand].buffFloat = new float[buftmp[iBand].length]; |
| 535 |
|
| 536 |
//Escribimos el bloque destino
|
| 537 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
| 538 |
for (int i = 0; i < buftmp[iBand].length; i++) |
| 539 |
bufBands[iBand].buffFloat[i] = buftmp[iBand][i]; |
| 540 |
|
| 541 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
| 542 |
try {
|
| 543 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 544 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Float32);
|
| 545 |
} catch (GdalException e) {
|
| 546 |
//No se est? escribiendo ...
|
| 547 |
} |
| 548 |
} |
| 549 |
} |
| 550 |
|
| 551 |
/**
|
| 552 |
* Escritura de datos tipo Double.
|
| 553 |
* @param sizeY Alto del bloque que se escribe.
|
| 554 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
| 555 |
*/
|
| 556 |
public void writeDoubleBand(int sizeY, int posicionY){ |
| 557 |
double[][] buftmp = dataWriter.readDoubleData(sizeWindowX, sizeY); |
| 558 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 559 |
bufBands[iBand].buffDouble = new double[buftmp[iBand].length]; |
| 560 |
|
| 561 |
//Escribimos el bloque destino
|
| 562 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
| 563 |
for (int i = 0; i < buftmp[iBand].length; i++) |
| 564 |
bufBands[iBand].buffDouble[i] = buftmp[iBand][i]; |
| 565 |
|
| 566 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
| 567 |
try {
|
| 568 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 569 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Float64);
|
| 570 |
} catch (GdalException e) {
|
| 571 |
//No se est? escribiendo ...
|
| 572 |
} |
| 573 |
} |
| 574 |
} |
| 575 |
/**
|
| 576 |
* Escritura para tipo de dato ARGB.
|
| 577 |
* @param sizeY Alto del bloque que se escribe.
|
| 578 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
| 579 |
*/
|
| 580 |
public void writeARGBBand(int sizeY, int posicionY){ |
| 581 |
int[] buftmp = dataWriter.readARGBData(sizeWindowX, sizeY, 0); |
| 582 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 583 |
bufBands[iBand].buffByte = new byte[buftmp.length]; |
| 584 |
|
| 585 |
//Escribimos el bloque destino
|
| 586 |
for (int i = 0; i < buftmp.length; i++) { |
| 587 |
bufBands[0].buffByte[i] = (byte) (((buftmp[i] & 0xff0000) >> 16) & |
| 588 |
0xff);
|
| 589 |
bufBands[1].buffByte[i] = (byte) (((buftmp[i] & 0xff00) >> 8) & 0xff); |
| 590 |
bufBands[2].buffByte[i] = (byte) ((buftmp[i] & 0xff) & 0xff); |
| 591 |
} |
| 592 |
|
| 593 |
try {
|
| 594 |
rband = dset_destino.getRasterBand(1);
|
| 595 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[0], |
| 596 |
Gdal.GDT_Byte); |
| 597 |
rband = dset_destino.getRasterBand(2);
|
| 598 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[1], |
| 599 |
Gdal.GDT_Byte); |
| 600 |
rband = dset_destino.getRasterBand(3);
|
| 601 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[2], |
| 602 |
Gdal.GDT_Byte); |
| 603 |
} catch (GdalException e) {
|
| 604 |
e.printStackTrace(); |
| 605 |
} |
| 606 |
} |
| 607 |
|
| 608 |
/**
|
| 609 |
* Escribe tres bandas en el GDALRasterBand desde el IDataWriter con una
|
| 610 |
* altura definida por sizeY.
|
| 611 |
* @param buftmp Buffer
|
| 612 |
* @param sizeY Altura en pixels del bloque leido
|
| 613 |
* @param posicionY Posici?n y a partir de la cual se escribe en el GDALRasterBand destino
|
| 614 |
*/
|
| 615 |
private void writeBands(int sizeY, int posicionY) { |
| 616 |
//leemos el bloque origen
|
| 617 |
|
| 618 |
switch(dataType){
|
| 619 |
case RasterBuf.TYPE_IMAGE:
|
| 620 |
writeARGBBand(sizeY, posicionY); |
| 621 |
break;
|
| 622 |
case RasterBuf.TYPE_BYTE:
|
| 623 |
writeByteBand(sizeY, posicionY); |
| 624 |
break;
|
| 625 |
case RasterBuf.TYPE_SHORT:
|
| 626 |
writeShortBand(sizeY, posicionY); |
| 627 |
break;
|
| 628 |
case RasterBuf.TYPE_INT:
|
| 629 |
writeIntBand(sizeY, posicionY); |
| 630 |
break;
|
| 631 |
case RasterBuf.TYPE_FLOAT:
|
| 632 |
writeFloatBand(sizeY, posicionY); |
| 633 |
break;
|
| 634 |
case RasterBuf.TYPE_DOUBLE:
|
| 635 |
writeDoubleBand(sizeY, posicionY); |
| 636 |
break;
|
| 637 |
} |
| 638 |
} |
| 639 |
|
| 640 |
/**
|
| 641 |
* Funci?n que gestiona la lectura desde el origen y la escritura
|
| 642 |
* de Gdal sobre el fichero destino.
|
| 643 |
* @param mode Modo de escritura
|
| 644 |
* @throws IOException
|
| 645 |
*/
|
| 646 |
private void write(int mode) throws IOException { |
| 647 |
buf = new GdalBuffer();
|
| 648 |
bufBands = new GdalBuffer[nBands];
|
| 649 |
for(int iBand = 0; iBand < nBands; iBand ++) |
| 650 |
bufBands[iBand] = new GdalBuffer();
|
| 651 |
|
| 652 |
// int[] buftmp = null;
|
| 653 |
|
| 654 |
//long t1 = System.currentTimeMillis();
|
| 655 |
try {
|
| 656 |
if (mode == Mode.fileWrite) {
|
| 657 |
for (int iBand = 0; iBand < this.nBands; iBand++) { |
| 658 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 659 |
|
| 660 |
for (int iBlock = 0; iBlock < nBlocks; iBlock++) { |
| 661 |
if(write){
|
| 662 |
//leemos el bloque origen
|
| 663 |
buf.buffByte = currentRaster.getGeoFile().getWindow(0,
|
| 664 |
iBlock * this.support.getBlockSize(),
|
| 665 |
sizeWindowX, |
| 666 |
this.support.getBlockSize(),
|
| 667 |
iBand + |
| 668 |
1);
|
| 669 |
|
| 670 |
//Escribimos el bloque destino
|
| 671 |
rband.writeRaster(0,
|
| 672 |
iBlock * this.support.getBlockSize(),
|
| 673 |
sizeWindowX, |
| 674 |
this.support.getBlockSize(), buf,
|
| 675 |
Gdal.GDT_Byte); |
| 676 |
}/*else
|
| 677 |
this.writeClose();*/
|
| 678 |
} |
| 679 |
} |
| 680 |
} else if (mode == Mode.dataWrite) { |
| 681 |
//for(int iBlock=1;iBlock<=nBlocks;iBlock++){
|
| 682 |
for (int iBlock = 0; iBlock < nBlocks; iBlock++) { |
| 683 |
int posicionY = iBlock * this.support.getBlockSize(); |
| 684 |
if(write)
|
| 685 |
writeBands( this.support.getBlockSize(), posicionY);
|
| 686 |
/*else
|
| 687 |
this.writeClose();*/
|
| 688 |
} |
| 689 |
} |
| 690 |
|
| 691 |
if (anchoResto != 0) { |
| 692 |
if (mode == Mode.fileWrite) {
|
| 693 |
for (int iBand = 0; iBand < this.nBands; iBand++) { |
| 694 |
rband = dset_destino.getRasterBand(iBand + 1);
|
| 695 |
if(write){
|
| 696 |
//leemos el bloque origen
|
| 697 |
buf.buffByte = currentRaster.getGeoFile().getWindow(0,
|
| 698 |
nBlocks * this.support.getBlockSize(),
|
| 699 |
sizeWindowX, |
| 700 |
anchoResto, |
| 701 |
iBand + |
| 702 |
1);
|
| 703 |
|
| 704 |
//Escribimos el bloque destino
|
| 705 |
rband.writeRaster(0,
|
| 706 |
nBlocks * this.support.getBlockSize(),
|
| 707 |
sizeWindowX, anchoResto, buf, |
| 708 |
Gdal.GDT_Byte); |
| 709 |
}/*else
|
| 710 |
this.writeClose();*/
|
| 711 |
} |
| 712 |
} else if (mode == Mode.dataWrite) { |
| 713 |
int posicionY = nBlocks * this.support.getBlockSize(); |
| 714 |
if(write)
|
| 715 |
writeBands(anchoResto, posicionY); |
| 716 |
/*else
|
| 717 |
this.writeClose();*/
|
| 718 |
} |
| 719 |
} |
| 720 |
} catch (GdalException e) {
|
| 721 |
e.printStackTrace(); |
| 722 |
} |
| 723 |
} |
| 724 |
|
| 725 |
/**
|
| 726 |
* Realiza la funci?n de compresi?n a partir de un GeoRasterFile.
|
| 727 |
* @throws IOException
|
| 728 |
*/
|
| 729 |
public void fileWrite() throws IOException { |
| 730 |
if (currentRaster == null) { |
| 731 |
throw new IOException("No se ha asignado un fichero de entrada."); |
| 732 |
} |
| 733 |
|
| 734 |
this.write(Mode.fileWrite);
|
| 735 |
} |
| 736 |
|
| 737 |
/**
|
| 738 |
* Realiza una copia en el formato especificado.
|
| 739 |
* @throws IOException
|
| 740 |
*/
|
| 741 |
public static void createCopy(GdalDriver driverDst, String dst, String src, |
| 742 |
boolean bstrict, String[] params, IProjection proj) throws IOException, GdalException { |
| 743 |
if (dst == null || src == null) { |
| 744 |
throw new IOException("No se ha asignado un fichero de entrada."); |
| 745 |
} |
| 746 |
|
| 747 |
GdalFile gdalFile; |
| 748 |
try {
|
| 749 |
gdalFile = new GdalFile(proj, src);
|
| 750 |
driverDst.createCopy(dst, gdalFile.file, bstrict, params); |
| 751 |
if(dst.endsWith(".jpg") || dst.endsWith(".jpeg")) |
| 752 |
GdalWriter.createWorldFile(dst, gdalFile); |
| 753 |
gdalFile.close(); |
| 754 |
} catch (NotSupportedExtensionException e) {
|
| 755 |
e.printStackTrace(); |
| 756 |
} |
| 757 |
} |
| 758 |
|
| 759 |
/**
|
| 760 |
* Crea un fichero de georeferenciaci?n
|
| 761 |
* @param img
|
| 762 |
* @param name
|
| 763 |
* @return
|
| 764 |
* @throws IOException
|
| 765 |
*/
|
| 766 |
private static void createWorldFile(String name, GdalFile gdalFile) throws IOException{ |
| 767 |
File tfw = null; |
| 768 |
|
| 769 |
String extWorldFile = ".wld"; |
| 770 |
if(name.endsWith("tif")) |
| 771 |
extWorldFile = ".tfw";
|
| 772 |
if(name.endsWith("jpg") || name.endsWith("jpeg")) |
| 773 |
extWorldFile = ".jpgw";
|
| 774 |
|
| 775 |
tfw = new File(name.substring(0, name.lastIndexOf(".")) + extWorldFile); |
| 776 |
|
| 777 |
//Generamos un world file para gdal
|
| 778 |
DataOutputStream dos = new DataOutputStream( new BufferedOutputStream(new FileOutputStream(tfw)) ); |
| 779 |
dos.writeBytes((gdalFile.getExtent().getMax().getX() - gdalFile.getExtent().getMin().getX())/gdalFile.getWidth()+"\n");
|
| 780 |
dos.writeBytes("0.0\n");
|
| 781 |
dos.writeBytes("0.0\n");
|
| 782 |
dos.writeBytes((gdalFile.getExtent().getMax().getY() - gdalFile.getExtent().getMin().getY())/gdalFile.getHeight()+"\n");
|
| 783 |
dos.writeBytes(""+gdalFile.getExtent().getMin().getX()+"\n"); |
| 784 |
dos.writeBytes(""+gdalFile.getExtent().getMin().getY()+"\n"); |
| 785 |
dos.close(); |
| 786 |
} |
| 787 |
|
| 788 |
|
| 789 |
/**
|
| 790 |
* Realiza la escritura de datos con los datos que le pasa el cliente.
|
| 791 |
* @throws IOException
|
| 792 |
*/
|
| 793 |
public void dataWrite() throws IOException { |
| 794 |
if (dataWriter == null) { |
| 795 |
throw new IOException("No se ha obtenido un objeto de entrada para la escritura valido."); |
| 796 |
} |
| 797 |
|
| 798 |
this.write(Mode.dataWrite);
|
| 799 |
} |
| 800 |
|
| 801 |
/**
|
| 802 |
* Cancela el salvado de datos.
|
| 803 |
* @throws GdalException
|
| 804 |
*/
|
| 805 |
public void writeClose() { |
| 806 |
try {
|
| 807 |
if(dset_destino != null) |
| 808 |
dset_destino.close(); |
| 809 |
oSRS = null;
|
| 810 |
} catch (GdalException e) {
|
| 811 |
e.printStackTrace(); |
| 812 |
} |
| 813 |
} |
| 814 |
|
| 815 |
/**
|
| 816 |
* Cancela el salvado de datos.
|
| 817 |
*/
|
| 818 |
public void writeCancel() { |
| 819 |
write = false;
|
| 820 |
} |
| 821 |
|
| 822 |
/**
|
| 823 |
* Devuelve la configuraci?n de la ventana de dialogo
|
| 824 |
* para las propiedades del driver de escritura de Gdal.
|
| 825 |
* @return XML de configuraci?n del dialogo.
|
| 826 |
*/
|
| 827 |
public String getXMLPropertiesDialog() { |
| 828 |
StringBuffer options = null; |
| 829 |
options = new StringBuffer(); |
| 830 |
options.append("<window sizex=\"" + this.windowSizeX + "\" sizey=\"" + |
| 831 |
this.windowSizeY + "\">"); |
| 832 |
options.append("<panel sizex=\"" + this.panelSizeX + "\" sizey=\"" + |
| 833 |
this.panelSizeY + "\" layout=\"" + this.panelLayout + |
| 834 |
"\" border=\"yes\">");
|
| 835 |
|
| 836 |
options.append("<panel layout=\"FlowLayout\" position=\"North\" align=\"left\">");
|
| 837 |
options.append("<label>Block Size:</label>");
|
| 838 |
options.append("<combo ident=\"BLOCKSIZE\" selected=\"" +
|
| 839 |
this.support.getBlockSize() + "\">"); |
| 840 |
|
| 841 |
for (int i = 0; i < this.support.getBlockSizeList().length; i++) |
| 842 |
options.append("<elem>" + this.support.getBlockSizeList()[i] + |
| 843 |
"</elem>");
|
| 844 |
|
| 845 |
options.append("</combo>");
|
| 846 |
//options.append("<label>Georef Si/No:</label>");
|
| 847 |
|
| 848 |
String sel = null; |
| 849 |
|
| 850 |
if (this.support.getGeoref()) { |
| 851 |
sel = new String("yes"); |
| 852 |
} else {
|
| 853 |
sel = new String("no"); |
| 854 |
} |
| 855 |
|
| 856 |
/*options.append("<check ident=\"GEOREF\" selected=\"" + sel +
|
| 857 |
"\" text=\"\">");
|
| 858 |
options.append("</check>");*/
|
| 859 |
options.append("</panel>");
|
| 860 |
|
| 861 |
options.append("<panel layout=\"FlowLayout\" position=\"Center\" align=\"left\">");
|
| 862 |
options.append("<label>Photometric:</label>");
|
| 863 |
options.append("<combo ident=\"PHOTOMETRIC\" selected=\"" +
|
| 864 |
this.support.getPhotometric() + "\">"); |
| 865 |
|
| 866 |
for (int i = 0; i < this.support.getPhotometricList().length; i++) |
| 867 |
options.append("<elem>" + this.support.getPhotometricList()[i] + |
| 868 |
"</elem>");
|
| 869 |
|
| 870 |
options.append("</combo>");
|
| 871 |
options.append("<label>Interleave:</label>");
|
| 872 |
options.append("<combo ident=\"INTERLEAVE\" selected=\"" +
|
| 873 |
this.support.getInterleave() + "\">"); |
| 874 |
|
| 875 |
for (int i = 0; i < this.support.getInterleaveList().length; i++) |
| 876 |
options.append("<elem>" + this.support.getInterleaveList()[i] + |
| 877 |
"</elem>");
|
| 878 |
|
| 879 |
options.append("</combo>");
|
| 880 |
options.append("</panel>");
|
| 881 |
|
| 882 |
options.append("<panel layout=\"FlowLayout\" position=\"South\" align=\"left\">");
|
| 883 |
options.append("<label>Compresi?n:</label>");
|
| 884 |
options.append("<combo ident=\"COMPRESS\" selected=\"" +
|
| 885 |
this.support.getCompress() + "\">"); |
| 886 |
|
| 887 |
for (int i = 0; i < this.support.getCompressList().length; i++) |
| 888 |
options.append("<elem>" + this.support.getCompressList()[i] + |
| 889 |
"</elem>");
|
| 890 |
|
| 891 |
options.append("</combo>");
|
| 892 |
options.append("<label>Generar Tfw:</label>");
|
| 893 |
sel = null;
|
| 894 |
|
| 895 |
if (this.support.getTfw()) { |
| 896 |
sel = new String("yes"); |
| 897 |
} else {
|
| 898 |
sel = new String("no"); |
| 899 |
} |
| 900 |
|
| 901 |
options.append("<check ident=\"TFW\" selected=\"" + sel +
|
| 902 |
"\" text=\"\">");
|
| 903 |
options.append("</check>");
|
| 904 |
options.append("</panel>");
|
| 905 |
|
| 906 |
options.append("</panel>");
|
| 907 |
options.append("</window>");
|
| 908 |
|
| 909 |
return options.toString();
|
| 910 |
} |
| 911 |
|
| 912 |
/**
|
| 913 |
* Obtiene el valor a la variable write que estar? a true cuando se est? escribiendo
|
| 914 |
* o puede escribirse la imagen de salida. El cancelar la operaci?n de escritura
|
| 915 |
* pondr? esta variable a false deteniendose la escritura y cerrandose el dataset
|
| 916 |
* de salida.
|
| 917 |
* @return True si puede escribirse y false si no puede
|
| 918 |
*/
|
| 919 |
public boolean isWrite() { |
| 920 |
return write;
|
| 921 |
} |
| 922 |
|
| 923 |
/**
|
| 924 |
* Asigna el valor a la variable write que estar? a true cuando se est? escribiendo
|
| 925 |
* o puede escribirse la imagen de salida. El cancelar la operaci?n de escritura
|
| 926 |
* pondr? esta variable a false deteniendose la escritura y cerrandose el dataset
|
| 927 |
* de salida.
|
| 928 |
* @param write Variable booleana. True si puede escribirse y false si no puede
|
| 929 |
*/
|
| 930 |
public void setWrite(boolean write) { |
| 931 |
this.write = write;
|
| 932 |
} |
| 933 |
|
| 934 |
/**
|
| 935 |
* Obtiene las opciones de salvado.
|
| 936 |
* @return GdalSupportOptions
|
| 937 |
*/
|
| 938 |
public GdalSupportOptions getSupport(){
|
| 939 |
return this.support; |
| 940 |
} |
| 941 |
|
| 942 |
/**
|
| 943 |
*
|
| 944 |
* @author Nacho Brodin (brodin_ign@gva.es)
|
| 945 |
*
|
| 946 |
* Opciones que soporta el driver de escritura de Gdal.
|
| 947 |
*/
|
| 948 |
public class GdalSupportOptions extends WriterSupportOptions { |
| 949 |
private String[] photometric = { |
| 950 |
"YCBR", "MINISBLACK", "MINISWHITE", |
| 951 |
"RGB", "CMYK", "CIELAB", "ICCLAB", |
| 952 |
"ITULAB", "CBCR" |
| 953 |
}; |
| 954 |
private String[] interleave = { "BAND", "PIXEL" }; |
| 955 |
private String[] compress = { "LZW", "PACKBITS", "DEFLATE", "NONE" }; |
| 956 |
private String photometricDefault = "RGB"; |
| 957 |
private String interleaveDefault = "BAND"; |
| 958 |
private String compressDefault = "NONE"; |
| 959 |
|
| 960 |
private boolean tfw = false; |
| 961 |
|
| 962 |
public GdalSupportOptions(String ext) { |
| 963 |
super(ext);
|
| 964 |
} |
| 965 |
|
| 966 |
/**
|
| 967 |
* @param defaultPhot Tipo de imagen
|
| 968 |
*/
|
| 969 |
public void setPhotometric(String defaultPhot) { |
| 970 |
this.photometricDefault = defaultPhot;
|
| 971 |
} |
| 972 |
|
| 973 |
/**
|
| 974 |
* @param defaultInt
|
| 975 |
*/
|
| 976 |
public void setInterleave(String defaultInt) { |
| 977 |
this.interleaveDefault = defaultInt;
|
| 978 |
} |
| 979 |
|
| 980 |
/**
|
| 981 |
* @param defaultComp
|
| 982 |
*/
|
| 983 |
public void setCompress(String defaultComp) { |
| 984 |
this.compressDefault = defaultComp;
|
| 985 |
} |
| 986 |
|
| 987 |
/**
|
| 988 |
* Asigna true o false si se desea generar un fichero tfw con la
|
| 989 |
* georeferenciaci?n o no;
|
| 990 |
* @param tfw true se genera el fichero tfw y false no se genera
|
| 991 |
*/
|
| 992 |
public void setTfw(boolean tfw) { |
| 993 |
this.tfw = tfw;
|
| 994 |
} |
| 995 |
|
| 996 |
/**
|
| 997 |
* @return
|
| 998 |
*/
|
| 999 |
public String[] getPhotometricList() { |
| 1000 |
return photometric;
|
| 1001 |
} |
| 1002 |
|
| 1003 |
/**
|
| 1004 |
* @return
|
| 1005 |
*/
|
| 1006 |
public String[] getInterleaveList() { |
| 1007 |
return interleave;
|
| 1008 |
} |
| 1009 |
|
| 1010 |
/**
|
| 1011 |
* @return
|
| 1012 |
*/
|
| 1013 |
public String[] getCompressList() { |
| 1014 |
return compress;
|
| 1015 |
} |
| 1016 |
|
| 1017 |
/**
|
| 1018 |
* @return
|
| 1019 |
*/
|
| 1020 |
public String getPhotometric() { |
| 1021 |
return photometricDefault;
|
| 1022 |
} |
| 1023 |
|
| 1024 |
/**
|
| 1025 |
* @return
|
| 1026 |
*/
|
| 1027 |
public String getInterleave() { |
| 1028 |
return interleaveDefault;
|
| 1029 |
} |
| 1030 |
|
| 1031 |
/**
|
| 1032 |
* Obtiene el par?metro de compresi?n
|
| 1033 |
* @return
|
| 1034 |
*/
|
| 1035 |
public String getCompress() { |
| 1036 |
return compressDefault;
|
| 1037 |
} |
| 1038 |
|
| 1039 |
/**
|
| 1040 |
* Devuelve true o false si se genera un fichero tfw con la
|
| 1041 |
* georeferenciaci?n o no;
|
| 1042 |
* @param tfw true se genera el fichero tfw y false no se genera
|
| 1043 |
*/
|
| 1044 |
public boolean getTfw() { |
| 1045 |
return tfw;
|
| 1046 |
} |
| 1047 |
} |
| 1048 |
|
| 1049 |
private class Mode { |
| 1050 |
public final static int fileWrite = 0; |
| 1051 |
public final static int dataWrite = 1; |
| 1052 |
} |
| 1053 |
} |