root / trunk / libraries / libRaster / src / org / gvsig / raster / grid / filter / correction / MedianFilter.java @ 21803
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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) 2004 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.grid.filter.correction; |
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import org.gvsig.raster.buffer.RasterBuffer; |
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import org.gvsig.raster.dataset.Params; |
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import org.gvsig.raster.grid.filter.RasterFilter; |
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/**
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* Clase base para los filtros de mediana.
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*
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* @author Diego Guerrero Sevilla <diego.guerrero@uclm.es>
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*/
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public class MedianFilter extends RasterFilter { |
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public static String[] names = new String[] {"median"}; |
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/**
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* Variable para guardar el lado de la ventana de filtrado
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*/
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protected int ladoVentana = 0; |
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public MedianFilter() {
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super();
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setName(names[0]);
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#pre()
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*/
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public void pre() { |
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exec = true;
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raster = (RasterBuffer) params.get("raster");
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height = raster.getHeight(); |
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width = raster.getWidth(); |
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ladoVentana = ((Integer) params.get("ladoVentana")).intValue(); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#post()
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*/
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public void post() { |
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// En caso de que nadie apunte a raster, se liberar? su memoria.
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raster = null;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getGroup()
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*/
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public String getGroup() { |
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return "espaciales"; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getInRasterDataType()
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*/
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public int getInRasterDataType() { |
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return 0; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getNames()
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*/
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public String[] getNames() { |
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return names;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getOutRasterDataType()
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*/
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public int getOutRasterDataType() { |
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return 0; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getResult(java.lang.String)
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*/
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public Object getResult(String name) { |
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if (name.equals("raster")) { |
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if (!exec)
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return this.raster; |
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return this.rasterResult; |
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} |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getUIParams()
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*/
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public Params getUIParams(String nameFilter) { |
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Params params = new Params();
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params.setParam("LadoVentana",
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new Integer(ladoVentana), |
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Params.SLIDER, |
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new String[] {"1", "7", "0", "1", "25" }); //min, max, valor defecto, intervalo peque?o, intervalo grande; |
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return params;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#process(int, int)
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*/
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public void process(int x, int y) { |
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} |
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} |