Application: gvSIG desktop » gvSIG raster

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.raster.impl.grid.filter.pansharp;

import java.io.IOException;

import java.util.ArrayList;

import org.gvsig.fmap.dal.coverage.dataset.Buffer;

import org.gvsig.fmap.dal.coverage.datastruct.Params;

import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException;

import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException;

import org.gvsig.fmap.dal.coverage.exception.RasterDriverException;

import org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter;

import org.gvsig.fmap.dal.coverage.store.RasterDataStore;

import org.gvsig.fmap.dal.coverage.store.RasterWriter;

import org.gvsig.raster.impl.DefaultRasterManager;

import org.gvsig.raster.impl.buffer.DefaultDataServerWriter;

import org.gvsig.raster.impl.store.ParamsImpl;

import org.gvsig.raster.util.DefaultColorConversion;

/**

 * Filtros de  Pansharpening

 * */

public class PanSharpeningFilter  extends BaseRasterFilter {

        public static String[]                                 names                                         = new String[] {"pansharp"};

        protected RasterDataStore                     dataset                 = null;

        protected int                                                 heightPancr                         = 0;

        protected int                                                 widthPancr                                 = 0;

        protected int                                                 heightMultiespec                 = 0;

        protected int                                                 widthMultiespec                 = 0;

        protected int                                                nBands                                         = 0;

        protected int                                                relX                                         = 0;

        protected int                                                relY                                         = 0;

        protected int                                                posPancromatica                 = 0;        

        public ArrayList<Object>                        bandOrder                                 = null;

        public int                                                        alpha                                         = 0;

        public String                                                method                                         = "";

        public String                                                 fileNameOutput                        = "";

        public double                                                coef                                         = 0.0;

        public int                                                        coefBrovey                                 = 0;

        protected int                                            posPancromat            = -1;

        protected Buffer                                         bufferMultiespectral        = null;

        protected Buffer                                         bufferPancr                                = null;

        protected DefaultColorConversion    colorConversion         = null;         

                public PanSharpeningFilter() {

                        super();

                }

        public String getGroup() {

                return "espectrales";

        }

        public int getInRasterDataType() {

                return 0;

        }

        public String[] getNames() {

                return names;                        

        }

        public int getOutRasterDataType() {

                return 0;

        }

        public Params getUIParams(String nameFilter) {

                Params params = new ParamsImpl();

                return params;

        }

         public boolean isVisible() {

                        return false;

                 }

        public void post() {        

                // Escritura del raster a disco en fichero temporal

                RasterWriter grw = null;

                DefaultDataServerWriter writerBufferServer = new DefaultDataServerWriter(rasterResult);

                try {

                        grw = DefaultRasterManager.getInstance().createWriter(writerBufferServer, 

                                                fileNameOutput, 

                                                rasterResult.getBandCount(),

                                                dataset.getAffineTransformByProvider()[posPancromat], 

                                                rasterResult.getWidth(), 

                                                rasterResult.getHeight(), 

                                                rasterResult.getDataType(), 

                                                DefaultRasterManager.getInstance().createWriterParams(fileNameOutput), 

                                                dataset.getProjection());

                        grw.setWkt(dataset.getWktProjection());

                        grw.dataWrite();

                        grw.writeClose();

                } catch (NotSupportedExtensionException e) {

                        e.printStackTrace();

                } catch (RasterDriverException e) {

                        e.printStackTrace();

                } catch (IOException e) {

                        e.printStackTrace();

                } catch (ProcessInterruptedException e) {

                        //TODO: Gestionar cancelaci?n de escritura

                }

                rasterResult.dispose();

        }

        public void pre() {        

                if(colorConversion == null)

                        colorConversion = new DefaultColorConversion();

        }

        public void process(int x, int y) {        

        }

}