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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 */

package org.cresques.filter.enhancement;

import org.cresques.filter.RasterFilter;

import org.cresques.filter.RasterFilterStack;

import org.gvsig.i18n.Messages;

/**

 * Clase base para todos los filtros de contraste

 * @author Miguel ?ngel Querol Carratal?  <querol_mig@gva.es>

 *

 */

public abstract class ContrastFilter extends RasterFilter{

        /**

         * Variable que contendra el incremento del contraste.

         */

        int incrContraste = 0;

        /**

         * Valor que toma el pixel despues de aplicarle el algoritmo de 

         * mejora del contraste.

         */

        int result = 0;

        /**

         * Constructor

         */

        public ContrastFilter(){

                super();

                super.filterName = Messages.getText("contrast");

        }

        public void pre() {

                // TODO Auto-generated method stub

        }

        public void post() {

                // TODO Auto-generated method stub

        }

}