root / branches / CqCMSDvp / libraries / libCq CMS for java.old / src / org / cresques / io / raster / PercentTailTrimImageFilter.java @ 2669
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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.raster; |
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import java.awt.Image; |
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import java.awt.image.BufferedImage; |
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/**
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* Proceso del filtro de recorte de colas aplicado a objetos Image
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* @author Nacho Brodin (brodin_ign@gva.es)
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*
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*/
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public class PercentTailTrimImageFilter extends PercentTailTrimFilter { |
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public PercentTailTrimImageFilter() {
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} |
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/**
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* Obtiene par?metros para el filtro y obtiene el ancho y alto de
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* la imagen sobre la que se aplica el filtro
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*/
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public void pre() { |
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//Obtenci?n de par?metros
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this.image = (Image) params.get("raster"); |
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height = image.getHeight(null);
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width = image.getWidth(null);
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super.pre();
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} |
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/**
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* Carga sobre el vector de muestras los valores de estas cogidos
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* de la imagen
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*/
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public void process(int x, int y) { |
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int pt = ((BufferedImage) image).getRGB(x, y); |
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sample[0][count] = ((pt & 0xff0000) >> 16) & 0xff; |
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sample[1][count] = ((pt & 0xff00) >> 8) & 0xff; |
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sample[2][count] = (pt & 0xff); |
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count++; |
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} |
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/* (non-Javadoc)
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* @see org.cresques.io.raster.IRasterFilter#getInRasterDataType()
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*/
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public int getInRasterDataType() { |
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return RasterBuf.TYPE_IMAGE;
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} |
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/* (non-Javadoc)
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* @see org.cresques.io.raster.IRasterFilter#getOutRasterDataType()
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*/
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public int getOutRasterDataType() { |
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return RasterBuf.TYPE_IMAGE;
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} |
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/* (non-Javadoc)
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* @see org.cresques.io.raster.RasterFilter#processLine(int)
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*/
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public void processLine(int y) { |
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} |
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/* (non-Javadoc)
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* @see org.cresques.io.raster.IRasterFilter#post()
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*/
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public void post() { |
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super.post();
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} |
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} |