root / trunk / libraries / libRaster / src / org / gvsig / raster / driver / GdalWriter.java @ 10740
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2006 IVER T.I. and Generalitat Valenciana.
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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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package org.gvsig.raster.driver; |
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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.gvsig.raster.dataaccess.buffer.RasterBuffer; |
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import org.gvsig.raster.shared.Extent; |
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import org.gvsig.raster.shared.RasterUtilities; |
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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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/**
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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 (nachobrodin@gmail.com)
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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 = RasterBuffer.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(64currentRaster.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 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, RasterUtilities.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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public void anotherFile(String fileName)throws GdalException{ |
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dset_destino = drv.create(fileName, sizeWindowX, sizeWindowY, |
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nBands, RasterUtilities.getGdalTypeFromRasterBufType(dataType), params); |
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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.
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* @param posicionY Posici?ny a partir desde donde se comienza.
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*/
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public void writeByteBand(int sizeY, int posicionY){ |
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byte[][] buftmp = dataWriter.readByteData(sizeWindowX, sizeY); |
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for(int iBand = 0; iBand < nBands; iBand ++) |
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bufBands[iBand].buffByte = new byte[buftmp[iBand].length]; |
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//Escribimos el bloque destino
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for (int iBand = 0; iBand < buftmp.length; iBand++) |
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for (int i = 0; i < buftmp[iBand].length; i++) |
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bufBands[iBand].buffByte[i] = buftmp[iBand][i]; |
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for (int iBand = 0; iBand < buftmp.length; iBand++){ |
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try {
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rband = dset_destino.getRasterBand(iBand + 1);
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rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Byte);
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} catch (GdalException e) {
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//No se est? escribiendo ...
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} |
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} |
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} |
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/**
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* Escritura de datos tipo Short.
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* @param sizeY Alto del bloque que se escribe.
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* @param posicionY Posici?ny a partir desde donde se comienza.
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*/
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public void writeShortBand(int sizeY, int posicionY){ |
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short[][] buftmp = dataWriter.readShortData(sizeWindowX, sizeY); |
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for(int iBand = 0; iBand < nBands; iBand ++) |
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bufBands[iBand].buffShort = new short[buftmp[iBand].length]; |
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//Escribimos el bloque destino
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for (int iBand = 0; iBand < buftmp.length; iBand++) |
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for (int i = 0; i < buftmp[iBand].length; i++) |
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bufBands[iBand].buffShort[i] = buftmp[iBand][i]; |
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for (int iBand = 0; iBand < buftmp.length; iBand++){ |
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try {
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rband = dset_destino.getRasterBand(iBand + 1);
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rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Int16);
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} catch (GdalException e) {
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//No se est? escribiendo ...
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} |
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} |
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} |
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/**
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* Escritura de datos tipo Int.
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* @param sizeY Alto del bloque que se escribe.
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* @param posicionY Posici?ny a partir desde donde se comienza.
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*/
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public void writeIntBand(int sizeY, int posicionY){ |
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int[][] buftmp = dataWriter.readIntData(sizeWindowX, sizeY); |
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for(int iBand = 0; iBand < nBands; iBand ++) |
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bufBands[iBand].buffInt = new int[buftmp[iBand].length]; |
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//Escribimos el bloque destino
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for (int iBand = 0; iBand < buftmp.length; iBand++) |
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for (int i = 0; i < buftmp[iBand].length; i++) |
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bufBands[iBand].buffInt[i] = buftmp[iBand][i]; |
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for (int iBand = 0; iBand < buftmp.length; iBand++){ |
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try {
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rband = dset_destino.getRasterBand(iBand + 1);
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rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Int32);
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} catch (GdalException e) {
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//No se est? escribiendo ...
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} |
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} |
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} |
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/**
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* Escritura de datos tipo Float.
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* @param sizeY Alto del bloque que se escribe.
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* @param posicionY Posici?ny a partir desde donde se comienza.
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*/
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public void writeFloatBand(int sizeY, int posicionY){ |
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float[][] buftmp = dataWriter.readFloatData(sizeWindowX, sizeY); |
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for(int iBand = 0; iBand < nBands; iBand ++) |
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bufBands[iBand].buffFloat = new float[buftmp[iBand].length]; |
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|
467 |
//Escribimos el bloque destino
|
468 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
469 |
for (int i = 0; i < buftmp[iBand].length; i++) |
470 |
bufBands[iBand].buffFloat[i] = buftmp[iBand][i]; |
471 |
|
472 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
473 |
try {
|
474 |
rband = dset_destino.getRasterBand(iBand + 1);
|
475 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Float32);
|
476 |
} catch (GdalException e) {
|
477 |
//No se est? escribiendo ...
|
478 |
} |
479 |
} |
480 |
} |
481 |
|
482 |
/**
|
483 |
* Escritura de datos tipo Double.
|
484 |
* @param sizeY Alto del bloque que se escribe.
|
485 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
486 |
*/
|
487 |
public void writeDoubleBand(int sizeY, int posicionY){ |
488 |
double[][] buftmp = dataWriter.readDoubleData(sizeWindowX, sizeY); |
489 |
for(int iBand = 0; iBand < nBands; iBand ++) |
490 |
bufBands[iBand].buffDouble = new double[buftmp[iBand].length]; |
491 |
|
492 |
//Escribimos el bloque destino
|
493 |
for (int iBand = 0; iBand < buftmp.length; iBand++) |
494 |
for (int i = 0; i < buftmp[iBand].length; i++) |
495 |
bufBands[iBand].buffDouble[i] = buftmp[iBand][i]; |
496 |
|
497 |
for (int iBand = 0; iBand < buftmp.length; iBand++){ |
498 |
try {
|
499 |
rband = dset_destino.getRasterBand(iBand + 1);
|
500 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Float64);
|
501 |
} catch (GdalException e) {
|
502 |
//No se est? escribiendo ...
|
503 |
} |
504 |
} |
505 |
} |
506 |
/**
|
507 |
* Escritura para tipo de dato ARGB.
|
508 |
* @param sizeY Alto del bloque que se escribe.
|
509 |
* @param posicionY Posici?ny a partir desde donde se comienza.
|
510 |
*/
|
511 |
public void writeARGBBand(int sizeY, int posicionY){ |
512 |
int[] buftmp = dataWriter.readARGBData(sizeWindowX, sizeY, 0); |
513 |
for(int iBand = 0; iBand < nBands; iBand ++) |
514 |
bufBands[iBand].buffByte = new byte[buftmp.length]; |
515 |
|
516 |
//Escribimos el bloque destino
|
517 |
for (int i = 0; i < buftmp.length; i++) { |
518 |
bufBands[0].buffByte[i] = (byte) (((buftmp[i] & 0xff0000) >> 16) & |
519 |
0xff);
|
520 |
bufBands[1].buffByte[i] = (byte) (((buftmp[i] & 0xff00) >> 8) & 0xff); |
521 |
bufBands[2].buffByte[i] = (byte) ((buftmp[i] & 0xff) & 0xff); |
522 |
} |
523 |
|
524 |
try {
|
525 |
rband = dset_destino.getRasterBand(1);
|
526 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[0], |
527 |
Gdal.GDT_Byte); |
528 |
rband = dset_destino.getRasterBand(2);
|
529 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[1], |
530 |
Gdal.GDT_Byte); |
531 |
rband = dset_destino.getRasterBand(3);
|
532 |
rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[2], |
533 |
Gdal.GDT_Byte); |
534 |
} catch (GdalException e) {
|
535 |
e.printStackTrace(); |
536 |
} |
537 |
} |
538 |
|
539 |
/**
|
540 |
* Escribe tres bandas en el GDALRasterBand desde el IDataWriter con una
|
541 |
* altura definida por sizeY.
|
542 |
* @param buftmp Buffer
|
543 |
* @param sizeY Altura en pixels del bloque leido
|
544 |
* @param posicionY Posici?n y a partir de la cual se escribe en el GDALRasterBand destino
|
545 |
*/
|
546 |
private void writeBands(int sizeY, int posicionY) { |
547 |
//leemos el bloque origen
|
548 |
|
549 |
switch(dataType){
|
550 |
case RasterBuffer.TYPE_IMAGE:
|
551 |
writeARGBBand(sizeY, posicionY); |
552 |
break;
|
553 |
case RasterBuffer.TYPE_BYTE:
|
554 |
writeByteBand(sizeY, posicionY); |
555 |
break;
|
556 |
case RasterBuffer.TYPE_SHORT:
|
557 |
writeShortBand(sizeY, posicionY); |
558 |
break;
|
559 |
case RasterBuffer.TYPE_INT:
|
560 |
writeIntBand(sizeY, posicionY); |
561 |
break;
|
562 |
case RasterBuffer.TYPE_FLOAT:
|
563 |
writeFloatBand(sizeY, posicionY); |
564 |
break;
|
565 |
case RasterBuffer.TYPE_DOUBLE:
|
566 |
writeDoubleBand(sizeY, posicionY); |
567 |
break;
|
568 |
} |
569 |
} |
570 |
|
571 |
/**
|
572 |
* Funci?n que gestiona la lectura desde el origen y la escritura
|
573 |
* de Gdal sobre el fichero destino.
|
574 |
* @param mode Modo de escritura
|
575 |
* @throws IOException
|
576 |
*/
|
577 |
private void write(int mode) throws IOException { |
578 |
buf = new GdalBuffer();
|
579 |
bufBands = new GdalBuffer[nBands];
|
580 |
for(int iBand = 0; iBand < nBands; iBand ++) |
581 |
bufBands[iBand] = new GdalBuffer();
|
582 |
|
583 |
// int[] buftmp = null;
|
584 |
|
585 |
//long t1 = System.currentTimeMillis();
|
586 |
//try {
|
587 |
if (mode == Mode.fileWrite) {
|
588 |
/*for (int iBand = 0; iBand < this.nBands; iBand++) {
|
589 |
rband = dset_destino.getRasterBand(iBand + 1);
|
590 |
|
591 |
for (int iBlock = 0; iBlock < nBlocks; iBlock++) {
|
592 |
if(write){
|
593 |
//leemos el bloque origen
|
594 |
buf.buffByte = currentRaster.getGeoFile().getWindow(0,
|
595 |
iBlock * this.support.getBlockSize(),
|
596 |
sizeWindowX,
|
597 |
this.support.getBlockSize(),
|
598 |
iBand +
|
599 |
1);
|
600 |
|
601 |
//Escribimos el bloque destino
|
602 |
rband.writeRaster(0,
|
603 |
iBlock * this.support.getBlockSize(),
|
604 |
sizeWindowX,
|
605 |
this.support.getBlockSize(), buf,
|
606 |
Gdal.GDT_Byte);
|
607 |
}//else
|
608 |
//this.writeClose();
|
609 |
}
|
610 |
}*/
|
611 |
} else if (mode == Mode.dataWrite) { |
612 |
//for(int iBlock=1;iBlock<=nBlocks;iBlock++){
|
613 |
for (int iBlock = 0; iBlock < nBlocks; iBlock++) { |
614 |
int posicionY = iBlock * this.support.getBlockSize(); |
615 |
if(write)
|
616 |
writeBands( this.support.getBlockSize(), posicionY);
|
617 |
/*else
|
618 |
this.writeClose();*/
|
619 |
} |
620 |
} |
621 |
|
622 |
if (anchoResto != 0) { |
623 |
if (mode == Mode.fileWrite) {
|
624 |
/*for (int iBand = 0; iBand < this.nBands; iBand++) {
|
625 |
rband = dset_destino.getRasterBand(iBand + 1);
|
626 |
if(write){
|
627 |
//leemos el bloque origen
|
628 |
buf.buffByte = currentRaster.getGeoFile().getWindow(0,
|
629 |
nBlocks * this.support.getBlockSize(),
|
630 |
sizeWindowX,
|
631 |
anchoResto,
|
632 |
iBand +
|
633 |
1);
|
634 |
|
635 |
//Escribimos el bloque destino
|
636 |
rband.writeRaster(0,
|
637 |
nBlocks * this.support.getBlockSize(),
|
638 |
sizeWindowX, anchoResto, buf,
|
639 |
Gdal.GDT_Byte);
|
640 |
}//else
|
641 |
//this.writeClose();
|
642 |
}*/
|
643 |
} else if (mode == Mode.dataWrite) { |
644 |
int posicionY = nBlocks * this.support.getBlockSize(); |
645 |
if(write)
|
646 |
writeBands(anchoResto, posicionY); |
647 |
/*else
|
648 |
this.writeClose();*/
|
649 |
} |
650 |
} |
651 |
/*} catch (GdalException e) {
|
652 |
e.printStackTrace();
|
653 |
}*/
|
654 |
} |
655 |
|
656 |
/**
|
657 |
* Realiza la funci?n de compresi?n a partir de un GeoRasterFile.
|
658 |
* @throws IOException
|
659 |
*/
|
660 |
public void fileWrite() throws IOException { |
661 |
/*if (currentRaster == null) {
|
662 |
throw new IOException("No se ha asignado un fichero de entrada.");
|
663 |
}*/
|
664 |
|
665 |
this.write(Mode.fileWrite);
|
666 |
} |
667 |
|
668 |
/**
|
669 |
* Realiza una copia en el formato especificado.
|
670 |
* @throws IOException
|
671 |
*/
|
672 |
public static void createCopy(GdalDriver driverDst, String dst, String src, |
673 |
boolean bstrict, String[] params, IProjection proj) throws IOException, GdalException { |
674 |
if (dst == null || src == null) { |
675 |
throw new IOException("No se ha asignado un fichero de entrada."); |
676 |
} |
677 |
|
678 |
org.gvsig.raster.driver.GdalDriver gdalFile; |
679 |
try {
|
680 |
gdalFile = new org.gvsig.raster.driver.GdalDriver(proj, src);
|
681 |
driverDst.createCopy(dst, gdalFile.getNative(), bstrict, params); |
682 |
if(dst.endsWith(".jpg") || dst.endsWith(".jpeg")) |
683 |
GdalWriter.createWorldFile(dst, gdalFile); |
684 |
gdalFile.close(); |
685 |
} catch (NotSupportedExtensionException e) {
|
686 |
e.printStackTrace(); |
687 |
} |
688 |
} |
689 |
|
690 |
/**
|
691 |
* Crea un fichero de georeferenciaci?n
|
692 |
* @param img
|
693 |
* @param name
|
694 |
* @return
|
695 |
* @throws IOException
|
696 |
*/
|
697 |
private static void createWorldFile(String name, org.gvsig.raster.driver.GdalDriver gdalFile) throws IOException{ |
698 |
File tfw = null; |
699 |
|
700 |
String extWorldFile = ".wld"; |
701 |
if(name.endsWith("tif")) |
702 |
extWorldFile = ".tfw";
|
703 |
if(name.endsWith("jpg") || name.endsWith("jpeg")) |
704 |
extWorldFile = ".jpgw";
|
705 |
|
706 |
tfw = new File(name.substring(0, name.lastIndexOf(".")) + extWorldFile); |
707 |
|
708 |
//Generamos un world file para gdal
|
709 |
DataOutputStream dos = new DataOutputStream( new BufferedOutputStream(new FileOutputStream(tfw)) ); |
710 |
dos.writeBytes((gdalFile.getExtent().getMax().getX() - gdalFile.getExtent().getMin().getX())/gdalFile.getWidth()+"\n");
|
711 |
dos.writeBytes("0.0\n");
|
712 |
dos.writeBytes("0.0\n");
|
713 |
dos.writeBytes((gdalFile.getExtent().getMax().getY() - gdalFile.getExtent().getMin().getY())/gdalFile.getHeight()+"\n");
|
714 |
dos.writeBytes(""+gdalFile.getExtent().getMin().getX()+"\n"); |
715 |
dos.writeBytes(""+gdalFile.getExtent().getMin().getY()+"\n"); |
716 |
dos.close(); |
717 |
} |
718 |
|
719 |
|
720 |
/**
|
721 |
* Realiza la escritura de datos con los datos que le pasa el cliente.
|
722 |
* @throws IOException
|
723 |
*/
|
724 |
public void dataWrite() throws IOException { |
725 |
if (dataWriter == null) { |
726 |
throw new IOException("No se ha obtenido un objeto de entrada para la escritura valido."); |
727 |
} |
728 |
|
729 |
this.write(Mode.dataWrite);
|
730 |
} |
731 |
|
732 |
/**
|
733 |
* Cancela el salvado de datos.
|
734 |
* @throws GdalException
|
735 |
*/
|
736 |
public void writeClose() { |
737 |
try {
|
738 |
if(dset_destino != null) |
739 |
dset_destino.close(); |
740 |
//oSRS = null;
|
741 |
} catch (GdalException e) {
|
742 |
e.printStackTrace(); |
743 |
} |
744 |
} |
745 |
|
746 |
/**
|
747 |
* Cancela el salvado de datos.
|
748 |
*/
|
749 |
public void writeCancel() { |
750 |
write = false;
|
751 |
} |
752 |
|
753 |
/**
|
754 |
* Devuelve la configuraci?n de la ventana de dialogo
|
755 |
* para las propiedades del driver de escritura de Gdal.
|
756 |
* @return XML de configuraci?n del dialogo.
|
757 |
*/
|
758 |
public String getXMLPropertiesDialog() { |
759 |
StringBuffer options = null; |
760 |
options = new StringBuffer(); |
761 |
options.append("<window sizex=\"" + this.windowSizeX + "\" sizey=\"" + |
762 |
this.windowSizeY + "\">"); |
763 |
options.append("<panel sizex=\"" + this.panelSizeX + "\" sizey=\"" + |
764 |
this.panelSizeY + "\" layout=\"" + this.panelLayout + |
765 |
"\" border=\"yes\">");
|
766 |
|
767 |
options.append("<panel layout=\"FlowLayout\" position=\"North\" align=\"left\">");
|
768 |
options.append("<label>Block Size:</label>");
|
769 |
options.append("<combo ident=\"BLOCKSIZE\" selected=\"" +
|
770 |
this.support.getBlockSize() + "\">"); |
771 |
|
772 |
for (int i = 0; i < this.support.getBlockSizeList().length; i++) |
773 |
options.append("<elem>" + this.support.getBlockSizeList()[i] + |
774 |
"</elem>");
|
775 |
|
776 |
options.append("</combo>");
|
777 |
//options.append("<label>Georef Si/No:</label>");
|
778 |
|
779 |
String sel = null; |
780 |
|
781 |
if (this.support.getGeoref()) { |
782 |
sel = new String("yes"); |
783 |
} else {
|
784 |
sel = new String("no"); |
785 |
} |
786 |
|
787 |
/*options.append("<check ident=\"GEOREF\" selected=\"" + sel +
|
788 |
"\" text=\"\">");
|
789 |
options.append("</check>");*/
|
790 |
options.append("</panel>");
|
791 |
|
792 |
options.append("<panel layout=\"FlowLayout\" position=\"Center\" align=\"left\">");
|
793 |
options.append("<label>Photometric:</label>");
|
794 |
options.append("<combo ident=\"PHOTOMETRIC\" selected=\"" +
|
795 |
this.support.getPhotometric() + "\">"); |
796 |
|
797 |
for (int i = 0; i < this.support.getPhotometricList().length; i++) |
798 |
options.append("<elem>" + this.support.getPhotometricList()[i] + |
799 |
"</elem>");
|
800 |
|
801 |
options.append("</combo>");
|
802 |
options.append("<label>Interleave:</label>");
|
803 |
options.append("<combo ident=\"INTERLEAVE\" selected=\"" +
|
804 |
this.support.getInterleave() + "\">"); |
805 |
|
806 |
for (int i = 0; i < this.support.getInterleaveList().length; i++) |
807 |
options.append("<elem>" + this.support.getInterleaveList()[i] + |
808 |
"</elem>");
|
809 |
|
810 |
options.append("</combo>");
|
811 |
options.append("</panel>");
|
812 |
|
813 |
options.append("<panel layout=\"FlowLayout\" position=\"South\" align=\"left\">");
|
814 |
options.append("<label>Compresi?n:</label>");
|
815 |
options.append("<combo ident=\"COMPRESS\" selected=\"" +
|
816 |
this.support.getCompress() + "\">"); |
817 |
|
818 |
for (int i = 0; i < this.support.getCompressList().length; i++) |
819 |
options.append("<elem>" + this.support.getCompressList()[i] + |
820 |
"</elem>");
|
821 |
|
822 |
options.append("</combo>");
|
823 |
options.append("<label>Generar Tfw:</label>");
|
824 |
sel = null;
|
825 |
|
826 |
if (this.support.getTfw()) { |
827 |
sel = new String("yes"); |
828 |
} else {
|
829 |
sel = new String("no"); |
830 |
} |
831 |
|
832 |
options.append("<check ident=\"TFW\" selected=\"" + sel +
|
833 |
"\" text=\"\">");
|
834 |
options.append("</check>");
|
835 |
options.append("</panel>");
|
836 |
|
837 |
options.append("</panel>");
|
838 |
options.append("</window>");
|
839 |
|
840 |
return options.toString();
|
841 |
} |
842 |
|
843 |
/**
|
844 |
* Obtiene el valor a la variable write que estar? a true cuando se est? escribiendo
|
845 |
* o puede escribirse la imagen de salida. El cancelar la operaci?n de escritura
|
846 |
* pondr? esta variable a false deteniendose la escritura y cerrandose el dataset
|
847 |
* de salida.
|
848 |
* @return True si puede escribirse y false si no puede
|
849 |
*/
|
850 |
public boolean isWrite() { |
851 |
return write;
|
852 |
} |
853 |
|
854 |
/**
|
855 |
* Asigna el valor a la variable write que estar? a true cuando se est? escribiendo
|
856 |
* o puede escribirse la imagen de salida. El cancelar la operaci?n de escritura
|
857 |
* pondr? esta variable a false deteniendose la escritura y cerrandose el dataset
|
858 |
* de salida.
|
859 |
* @param write Variable booleana. True si puede escribirse y false si no puede
|
860 |
*/
|
861 |
public void setWrite(boolean write) { |
862 |
this.write = write;
|
863 |
} |
864 |
|
865 |
/**
|
866 |
* Obtiene las opciones de salvado.
|
867 |
* @return GdalSupportOptions
|
868 |
*/
|
869 |
public GdalSupportOptions getSupport(){
|
870 |
return this.support; |
871 |
} |
872 |
|
873 |
/**
|
874 |
*
|
875 |
* @author Nacho Brodin (brodin_ign@gva.es)
|
876 |
*
|
877 |
* Opciones que soporta el driver de escritura de Gdal.
|
878 |
*/
|
879 |
public class GdalSupportOptions extends WriterSupportOptions { |
880 |
private String[] photometric = { |
881 |
"YCBR", "MINISBLACK", "MINISWHITE", |
882 |
"RGB", "CMYK", "CIELAB", "ICCLAB", |
883 |
"ITULAB", "CBCR" |
884 |
}; |
885 |
private String[] interleave = { "BAND", "PIXEL" }; |
886 |
private String[] compress = { "LZW", "PACKBITS", "DEFLATE", "NONE" }; |
887 |
private String photometricDefault = "RGB"; |
888 |
private String interleaveDefault = "BAND"; |
889 |
private String compressDefault = "NONE"; |
890 |
|
891 |
private boolean tfw = false; |
892 |
|
893 |
public GdalSupportOptions(String ext) { |
894 |
super(ext);
|
895 |
} |
896 |
|
897 |
/**
|
898 |
* @param defaultPhot Tipo de imagen
|
899 |
*/
|
900 |
public void setPhotometric(String defaultPhot) { |
901 |
this.photometricDefault = defaultPhot;
|
902 |
} |
903 |
|
904 |
/**
|
905 |
* @param defaultInt
|
906 |
*/
|
907 |
public void setInterleave(String defaultInt) { |
908 |
this.interleaveDefault = defaultInt;
|
909 |
} |
910 |
|
911 |
/**
|
912 |
* @param defaultComp
|
913 |
*/
|
914 |
public void setCompress(String defaultComp) { |
915 |
this.compressDefault = defaultComp;
|
916 |
} |
917 |
|
918 |
/**
|
919 |
* Asigna true o false si se desea generar un fichero tfw con la
|
920 |
* georeferenciaci?n o no;
|
921 |
* @param tfw true se genera el fichero tfw y false no se genera
|
922 |
*/
|
923 |
public void setTfw(boolean tfw) { |
924 |
this.tfw = tfw;
|
925 |
} |
926 |
|
927 |
/**
|
928 |
* @return
|
929 |
*/
|
930 |
public String[] getPhotometricList() { |
931 |
return photometric;
|
932 |
} |
933 |
|
934 |
/**
|
935 |
* @return
|
936 |
*/
|
937 |
public String[] getInterleaveList() { |
938 |
return interleave;
|
939 |
} |
940 |
|
941 |
/**
|
942 |
* @return
|
943 |
*/
|
944 |
public String[] getCompressList() { |
945 |
return compress;
|
946 |
} |
947 |
|
948 |
/**
|
949 |
* @return
|
950 |
*/
|
951 |
public String getPhotometric() { |
952 |
return photometricDefault;
|
953 |
} |
954 |
|
955 |
/**
|
956 |
* @return
|
957 |
*/
|
958 |
public String getInterleave() { |
959 |
return interleaveDefault;
|
960 |
} |
961 |
|
962 |
/**
|
963 |
* Obtiene el par?metro de compresi?n
|
964 |
* @return
|
965 |
*/
|
966 |
public String getCompress() { |
967 |
return compressDefault;
|
968 |
} |
969 |
|
970 |
/**
|
971 |
* Devuelve true o false si se genera un fichero tfw con la
|
972 |
* georeferenciaci?n o no;
|
973 |
* @param tfw true se genera el fichero tfw y false no se genera
|
974 |
*/
|
975 |
public boolean getTfw() { |
976 |
return tfw;
|
977 |
} |
978 |
} |
979 |
|
980 |
private class Mode { |
981 |
public final static int fileWrite = 0; |
982 |
public final static int dataWrite = 1; |
983 |
} |
984 |
} |