gvsig-raster / org.gvsig.raster.tools / trunk / org.gvsig.raster.tools / org.gvsig.raster.tools.algorithm / org.gvsig.raster.tools.algorithm.maskthreshold / src / main / java / org / gvsig / raster / tools / algorithm / maskthreshold / MaskthresholdProcess.java @ 2480
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.raster.tools.algorithm.maskthreshold; |
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import java.awt.geom.Rectangle2D; |
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import org.gvsig.fmap.dal.coverage.RasterLocator; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.dataset.BufferParam; |
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import org.gvsig.fmap.dal.coverage.datastruct.NoData; |
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import org.gvsig.fmap.dal.coverage.exception.BufferCreationException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.exception.QueryException; |
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import org.gvsig.fmap.dal.coverage.store.RasterDataStore; |
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import org.gvsig.fmap.dal.coverage.store.RasterQuery; |
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import org.gvsig.i18n.Messages; |
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import org.gvsig.raster.algorithm.process.DataProcess; |
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import org.gvsig.raster.algorithm.process.ProcessException; |
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import org.gvsig.raster.algorithm.util.Operation; |
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import org.gvsig.tools.locator.LocatorException; |
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/**
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* Process to create a mask using a threshold. This threshold could be a value
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* of a pixel or a fixed value.
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*
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* Possible use cases:
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* <UL>
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* <LI><b>Fixed-oplayer:</b> A input layer, an operator layer and a fixed value if the condition is satisfied.
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* If the condition is not satisfied the value is set to NoData</LI>
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*
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* <LI><b>Fixed-threshold:</b> A input layer, a threshold and a fixed value if the condition is satisfied.
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* If the condition is not satisfied the value is set to NoData</LI>
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*
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* <LI><b>Replicate-oplayer:</b> A input layer, an operator layer and a output layer. If the condition is satisfied.
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* the result layer replicates the output bands. If the condition is not satisfied the values is set to NoData</LI>
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*
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* <LI><b>Replicate-threshold:</b> A input layer, a threshold layer and a output layer. If the condition is satisfied.
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* the result layer replicates the output bands. If the condition is not satisfied the values is set to NoData</LI>
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*
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* <LI><b>Transparent-oplayer:</b> A input layer, an operator layer and a RGB output layer. If the condition is satisfied
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* the layer result replicates the output RGB with transparency values. If the condition is not satisfied
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* the layer result only replicates the output RGB.</LI>
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*
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* <LI><b>Transparent-threshold:</b> A input layer, a threshold and a RGB output layer. If the condition is satisfied
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* the layer result replicates the output RGB with transparency values. If the condition is not satisfied
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* the layer result only replicates the output RGB.</LI>
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*
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* <LI><b>Opacity-oplayer:</b> A input layer, an operator layer, a RGB output layer. If the condition is satisfied
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* the layer result replicates the output layer values and if not this pixels are set to transparent </LI>
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*
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* <LI><b>Opacity-threshold:</b> A input layer, an operator layer, a threshold. If the condition is satisfied
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* the layer result replicates the output layer values and if not this pixels are set to transparent </LI>
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* </UL>
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*
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* <table>
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* <tr>
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* <th>band1</th><th>band2</th><th>threshold</th><th>output</th>
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* </tr>
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* <tr>
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* <td>-1</td><td>-1</td><td>-</td><td>el n?mero de bandas de la capa de operaci?n debe
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* ser mayor o igual a la de entrada. Compara la banda
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* i de la capa de entrada con la banda i de la de operaci?n</td>
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* </tr>
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* <tr>
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* <td>-1</td><td>0</td><td>-</td><td>Compara todas las bandas de la capa de entrada con la
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* banda cero de la capa de operaci?n</td>
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* </tr>
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* <tr>
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* <td>-1</td><td>-</td><td>value</td><td>Compara todas las bandas de la capa de entrada con el valor
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* de threshold</td>
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* </tr>
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* <tr>
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* <td>0</td><td>-1</td><td>-</td><td>Caso no permitido</td>
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* </tr>
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* <tr>
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* <td>0</td><td>-</td><td>value</td><td>Compara la banda cero de la capa de entrada con el valor
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* de threshold</td>
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* </tr>
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* </table>
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*
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* Input parameters
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* <UL>
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* <LI><b>RASTER_STORE1:</b>(Store method) Input store.</LI>
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* <LI><b>RASTER_STORE2:</b>(Store method) Operation store. If this parameter is null then THRESHOLD is mandatory</LI>
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* <LI><b>RASTER_STORE3:</b>(Store method) Output store. If this parameter is null then FIXED_VALUE is mandatory</LI>
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* <LI><b>RASTER_BUFFER1:</b>(Buffer method) Input buffer</LI>
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* <LI><b>RASTER_BUFFER2:</b>(Buffer method) Operation buffer. If this parameter is null then THRESHOLD is mandatory</LI>
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* <LI><b>RASTER_BUFFER3:</b>(Buffer method) Output buffer. If this parameter is null then FIXED_VALUE is mandatory</LI>
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* <LI><b>BAND1:</b> RASTER_STORE1 band. Band to compare with the threshold or operation band. If BAND1 is lesser than 0 then all
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* bands will be compared. If BAND1 is lesser than zero and BAND2 is lesser than zero then the store </LI>
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* <LI><b>BAND2:</b> RASTER_STORE2 band. Band to compare with the input store band</LI>
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* <LI><b>BAND3:</b> RASTER:STORE3 band. Band to put in the output when the method is "layer bands selecteds"</LI>
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* <LI><b>THRESHOLD:</b> Threshold to compare with the input data</LI>
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* <LI><b>FIXED_VALUE:</b> Value to put in the output when the method is "Fixed Value" or "NoData"</LI>
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* <LI><b>OPERATION:</b> Operation. Index in list MASK_OPERATIONS</LI>
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* <LI><b>SATISFY_METHOD:</b> Output method. Index in list OUTPUT_METHODS</LI>
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* <LI><b>PATH:</b></LI>
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* </UL>
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*
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* Possible output parameters
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* <UL>
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* <LI><b>BUFFER:</b></LI>
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* <LI><b>FILENAME:</b></LI>
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* <LI><b>TIME:</b></LI>
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* </UL>
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* 10/12/2007
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* @author Nacho Brodin nachobrodin@gmail.com
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*/
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public class MaskthresholdProcess extends DataProcess { |
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//Possible input parameters
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public static String RASTER_STORE1 = "RasterStore1"; //Input store |
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public static String RASTER_STORE2 = "RasterStore2"; //Operation store if exists (threshold) |
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public static String RASTER_STORE3 = "RasterStore3"; //Output store if exists (fixed value) |
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public static String RASTER_BUFFER1 = "Buffer1"; //Intput buffer |
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public static String RASTER_BUFFER2 = "Buffer2"; //Operation buffer if exists (threshold) |
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public static String RASTER_BUFFER3 = "Buffer3"; //Output buffer if exists (fixed value) |
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public static String BAND1 = "Band1"; |
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public static String BAND2 = "Band2"; |
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public static String BAND3 = "Band3"; |
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public static String THRESHOLD = "Threshold"; |
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public static String FIXED_VALUE = "FixedValue"; |
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public static String OPERATION = "Operation"; |
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public static String SATISFY_METHOD = "Satisfy_Method"; |
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public static String PATH = "Path"; |
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//Possible output parameters
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public static String BUFFER = "Buffer"; |
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public static String FILENAME = "FileName"; |
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public static String[] MASK_OPERATIONS = new String[]{"Greater", "Lower", |
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"GreaterOrEquals", "LoweOrEquals"}; |
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public static String[] OUTPUT_METHODS = new String[]{"NoData", "FixedValue", |
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"Transparency", "Opacity", |
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"LayerAndBandsSelected", "LayerAndBandsSelectedInverse"}; |
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private RasterDataStore inputStore = null; |
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private RasterDataStore operationStore = null; |
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private RasterDataStore outputStore = null; |
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private Buffer inputBuffer = null; |
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private Buffer operationBuffer = null; |
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private Buffer outputBuffer = null; |
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private int band1 = 0; |
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private int band2 = 0; |
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private int band3 = 0; //-1 All |
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private int resultNumBands = 0; |
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private String filename = null; //If is null only returns a buffer |
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private double threshold = 0; |
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private double fixedValue = 0; |
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private NoData nodata = null; |
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private AbstractOperation operation = null; |
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private AbstractOperation opSatisfy = null; |
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private AbstractOperation opNotSatisfy = null; |
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private Buffer resultBuffer = null; |
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public static void registerParameters() { |
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registerInputParameter(RASTER_STORE1, RasterDataStore.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL); |
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registerInputParameter(RASTER_STORE2, RasterDataStore.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL); |
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registerInputParameter(RASTER_STORE3, RasterDataStore.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL); |
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registerInputParameter(RASTER_BUFFER1, Buffer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(RASTER_BUFFER2, Buffer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(RASTER_BUFFER3, Buffer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(BAND1, Integer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(BAND2, Integer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(BAND3, Integer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(SATISFY_METHOD, Integer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(THRESHOLD, Double.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(FIXED_VALUE, Double.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(OPERATION, Integer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerInputParameter(PATH, String.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerOutputParameter(FILENAME, String.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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registerOutputParameter(BUFFER, Buffer.class, MaskthresholdAlgorithmLibrary.PROCESS_LABEL);
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} |
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public void init() { |
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inputStore = getParam(RASTER_STORE1) != null ? (RasterDataStore)getParam(RASTER_STORE1) : null; |
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operationStore = getParam(RASTER_STORE2) != null ? (RasterDataStore)getParam(RASTER_STORE2) : null; //Default Null |
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outputStore = getParam(RASTER_STORE3) != null ? (RasterDataStore)getParam(RASTER_STORE3) : null; //Default Null |
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inputBuffer = getParam(RASTER_BUFFER1) != null ? (Buffer)getParam(RASTER_BUFFER1) : null; |
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operationBuffer = getParam(RASTER_BUFFER2) != null ? (Buffer)getParam(RASTER_BUFFER2) : null; |
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outputBuffer = getParam(RASTER_BUFFER3) != null ? (Buffer)getParam(RASTER_BUFFER3) : null; |
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band1 = (Integer)getIntParam(BAND1); //Default 0 |
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band2 = (Integer)getIntParam(BAND2); //Default 0 |
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band3 = (Integer)getIntParam(BAND3); //Default 0 |
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//Caso no permitido. No se puede comparar una banda de la de entrada
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//con todas de la capa de operaci?n. Evitamos el pete
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if(band2 < 0 && band1 >= 0) |
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band2 = 0;
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int satisfy = (Integer)getIntParam(SATISFY_METHOD); //Default 0 |
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if(satisfy == 0) { |
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opSatisfy = new NoDataOp();
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opNotSatisfy = new FixedValueOp();
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resultNumBands = 1;
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} |
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if(satisfy == 1) { |
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opSatisfy = new FixedValueOp();
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opNotSatisfy = new NoDataOp();
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resultNumBands = 1;
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} |
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if(satisfy == 2) { |
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opSatisfy = new TransparencyOp();
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opNotSatisfy = new OpacityOp();
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resultNumBands = 4;
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} |
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if(satisfy == 3) { |
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opSatisfy = new OpacityOp();
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opNotSatisfy = new TransparencyOp();
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resultNumBands = 4;
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} |
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if(satisfy == 4) { |
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opSatisfy = new LayerOp();
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opNotSatisfy = new NoDataOp();
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} |
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if(satisfy == 5) { |
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opSatisfy = new NoDataOp();
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opNotSatisfy = new LayerOp();
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} |
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if(satisfy == 4 || satisfy == 5) { |
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if(outputStore != null) |
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resultNumBands = band3 >= 0 ? band3 + 1 : outputStore.getBandCount(); |
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if(outputBuffer != null) |
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resultNumBands = band3 >= 0 ? band3 + 1 : outputBuffer.getBandCount(); |
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} |
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int op = (Integer)getIntParam(OPERATION); //Default 0 |
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if(op == 0) |
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operation = new Greater();
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if(op == 1) |
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operation = new Lower();
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if(op == 2) |
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operation = new GreaterOrEquals();
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if(op == 3) |
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operation = new LowerOrEquals();
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threshold = (Double)getDoubleParam(THRESHOLD); //Default 0 |
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fixedValue = (Double)getDoubleParam(FIXED_VALUE); //Default 0 |
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filename = getStringParam(PATH); |
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} |
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/**
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* M?todo donde se ejecutar? el Thread, aqu? se reproyecta el raster.
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*/
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public void process() throws ProcessInterruptedException, ProcessException { |
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insertLineLog(Messages.getText("maskthreshold"));
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try {
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if(inputStore != null) |
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checkStore(); |
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else
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checkBuffer(); |
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Rectangle2D[] pxBBox = null; |
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if(inputStore != null) { |
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inputBuffer = readROBuffer(inputStore, band1); |
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RasterDataStore[] storeList = new RasterDataStore[]{inputStore, operationStore, outputStore}; |
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pxBBox = getIntersectionInPxCoords(storeList); |
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} else {
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Rectangle2D r = new Rectangle2D.Double(0, 0, inputBuffer.getWidth(), inputBuffer.getHeight()); |
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pxBBox = new Rectangle2D[]{r, r, r}; |
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} |
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if(operationStore != null) |
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operationBuffer = readROBuffer(operationStore, band2); |
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int dataType = Buffer.TYPE_DOUBLE; |
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if(outputStore != null) { |
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outputBuffer = readROBuffer(outputStore, band3); |
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} |
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if(outputBuffer != null) { |
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dataType = outputBuffer.getDataType(); |
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} |
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BufferParam param = RasterLocator.getManager().getBufferFactory().createBufferParams( |
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(int)pxBBox[0].getWidth(), |
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(int)pxBBox[0].getHeight(), |
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resultNumBands, |
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dataType, |
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true);
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resultBuffer = RasterLocator.getManager().getBufferFactory().createBuffer(param); |
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write(resultBuffer, pxBBox); |
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if(filename != null) |
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exportRaster(filename, resultBuffer, inputStore.getCellSize(), |
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inputStore.getExtent().getULX(), inputStore.getExtent().getULY()); |
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addOutputValue(FILENAME, filename); |
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addOutputValue(BUFFER, resultBuffer); |
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} catch (MaskthresholdException e) {
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if (incrementableTask != null) |
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incrementableTask.processFinalize(); |
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messageBoxError("error_processing_maskthreshold", null, e); |
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} catch (LocatorException e) {
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messageBoxError("error_creating_buffer", null, e); |
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} catch (BufferCreationException e) {
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messageBoxError("error_creating_buffer", null, e); |
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} finally {
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if (incrementableTask != null) { |
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incrementableTask.processFinalize(); |
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setProgressActive(false);
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} |
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} |
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} |
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/**
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* Checks input parameters for DataStores
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* @throws MaskthresholdException
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*/
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private void checkStore() throws MaskthresholdException { |
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if(opSatisfy instanceof TransparencyOp || opSatisfy instanceof OpacityOp && |
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(outputStore == null || outputStore.getBandCount() < 3 || outputStore.getDataType()[0] != Buffer.TYPE_BYTE)) { |
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throw new MaskthresholdException("Not valid parameters. Transparency method have 3 output bands"); |
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} |
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if((opSatisfy instanceof LayerOp || opNotSatisfy instanceof LayerOp) && |
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outputStore == null)
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throw new MaskthresholdException("Not valid parameters. Layer method have output data store"); |
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if (inputStore == null) |
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throw new MaskthresholdException("Layer not valid"); |
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if(operationStore != null) { |
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if(!inputStore.getExtent().intersects(operationStore.getExtent()))
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throw new MaskthresholdException("Extents don't intersect"); |
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if(inputStore.getCellSize() != operationStore.getCellSize())
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throw new MaskthresholdException("Cell sizes are not equal"); |
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if(band1 < 0 && band2 < 0) { // Si se comparan todas las bandas, la capa dos debe tener m?s bandas que la uno o las mismas |
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if(operationStore.getBandCount() < inputStore.getBandCount())
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throw new MaskthresholdException("If exists operation layer and all bands have to be compared then the operation layer must have more or the same number of bands that the input layer."); |
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} |
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} |
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} |
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/**
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* Checks input parameters for Buffers
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* @throws MaskthresholdException
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*/
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private void checkBuffer() throws MaskthresholdException { |
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if(opSatisfy instanceof TransparencyOp || opSatisfy instanceof OpacityOp && |
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(outputBuffer == null || outputBuffer.getBandCount() < 3 || outputBuffer.getDataType() != Buffer.TYPE_BYTE)) { |
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throw new MaskthresholdException("Not valid parameters. Transparency method have 3 output bands"); |
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} |
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if((opSatisfy instanceof LayerOp || opNotSatisfy instanceof LayerOp) && |
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outputBuffer == null)
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throw new MaskthresholdException("Not valid parameters. Layer method have output data store"); |
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if (inputBuffer == null) |
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throw new MaskthresholdException("Layer not valid"); |
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if(outputBuffer != null) { |
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if ((inputBuffer.getWidth() != outputBuffer.getWidth()) ||
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(inputBuffer.getHeight() != outputBuffer.getHeight())) |
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throw new MaskthresholdException("Buffer sizes not valid"); |
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} |
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if(operationBuffer != null) { |
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if(band1 < 0 && band2 < 0) { // Si se comparan todas las bandas, la capa dos debe tener m?s bandas que la uno o las mismas |
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if(operationBuffer.getBandCount() < inputBuffer.getBandCount())
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throw new MaskthresholdException("If exists operation layer and all bands have to be compared then the operation layer must have more or the same number of bands that the input layer."); |
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} |
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} |
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} |
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/**
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* Reads a band of a buffer
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* @param store
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* @param band
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* @return
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* @throws MaskthresholdException
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* @throws ProcessInterruptedException
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*/
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private Buffer readROBuffer(RasterDataStore store, int band) throws MaskthresholdException, ProcessInterruptedException { |
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RasterQuery query = RasterLocator.getManager().createQuery(); |
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if(band >= 0 && band < store.getBandCount()) |
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query.setDrawableBands(new int[]{band}); |
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else
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query.setAllDrawableBands(); |
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query.setReadOnly(true);
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query.setAreaOfInterest(); |
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try {
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return store.query(query);
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} catch (QueryException e) {
|
417 |
throw new MaskthresholdException("Error reading input raster."); |
418 |
} |
419 |
} |
420 |
|
421 |
private void write(Buffer result, Rectangle2D[] pxBbox) throws ProcessInterruptedException { |
422 |
if(nodata == null) |
423 |
nodata = RasterLocator.getManager().getDataStructFactory().createDefaultNoData(1, result.getDataType());
|
424 |
int colSource = (int)pxBbox[0].getX(); |
425 |
int rowSource = (int)pxBbox[0].getY(); |
426 |
int colOperation = colSource;
|
427 |
int rowOperation = rowSource;
|
428 |
if(pxBbox.length > 1) { |
429 |
colOperation = (int)pxBbox[1].getX(); |
430 |
rowOperation = (int)pxBbox[1].getY(); |
431 |
} |
432 |
|
433 |
opSatisfy.fixedValue = opNotSatisfy.fixedValue = fixedValue; |
434 |
opSatisfy.result = opNotSatisfy.result = result; |
435 |
opSatisfy.outBuffer = opNotSatisfy.outBuffer = outputBuffer; |
436 |
opSatisfy.band = opNotSatisfy.band = band3; |
437 |
|
438 |
int inputInitBand = band1 < 0 ? 0 : band1; |
439 |
int inputEndBand = band1 < 0 ? inputBuffer.getBandCount() : band1 + 1; |
440 |
|
441 |
for (int row = 0; row < result.getHeight(); row++) { |
442 |
if(pxBbox.length > 1) { |
443 |
colOperation = (int)pxBbox[1].getX(); |
444 |
colSource = (int)pxBbox[0].getX(); |
445 |
} |
446 |
colSource = 0;
|
447 |
for (int col = 0; col < result.getWidth(); col++) { |
448 |
boolean compare = true; |
449 |
for (int iBands = inputInitBand; iBands < inputEndBand; iBands++) { |
450 |
double op1 = getValue(inputBuffer, rowSource, colSource, iBands);
|
451 |
double op2 = getValue(operationBuffer, rowOperation, colOperation, getBandToCompare(operationBuffer, iBands));
|
452 |
if(!operation.compare(op1, op2)) {
|
453 |
compare = false;
|
454 |
break;
|
455 |
} |
456 |
} |
457 |
if(compare) {
|
458 |
opSatisfy.row = row; |
459 |
opSatisfy.col = col; |
460 |
opSatisfy.invoke(); |
461 |
} else {
|
462 |
opNotSatisfy.row = row; |
463 |
opNotSatisfy.col = col; |
464 |
opNotSatisfy.invoke(); |
465 |
} |
466 |
colSource ++; |
467 |
colOperation++; |
468 |
} |
469 |
rowSource ++; |
470 |
rowOperation ++; |
471 |
updatePercent((int)((row * 100) / result.getHeight()), 100); |
472 |
} |
473 |
} |
474 |
|
475 |
/**
|
476 |
* Gets the band to operate. If the buffer is null then it does not
|
477 |
* matter and it returns zero.
|
478 |
* @param buf
|
479 |
* @param inputBand
|
480 |
* @return
|
481 |
*/
|
482 |
private int getBandToCompare(Buffer buf, int inputBand) { |
483 |
if(buf == null) |
484 |
return 0; |
485 |
if(band2 < 0) |
486 |
return inputBand;
|
487 |
else
|
488 |
return band2;
|
489 |
} |
490 |
|
491 |
/**
|
492 |
* Gets the operation value in using a double value. If there is a operation data store then
|
493 |
* returns the value of the pixel in this position else it returns a threshold value
|
494 |
* @param operationBuffer
|
495 |
* @param rowOperation
|
496 |
* @param colOperation
|
497 |
* @return
|
498 |
*/
|
499 |
private double getValue(Buffer buf, int rowOperation, int colOperation, int band) { |
500 |
if(buf == null) |
501 |
return threshold;
|
502 |
if(buf.getDataType() == Buffer.TYPE_BYTE) |
503 |
return buf.getElemByte(rowOperation, colOperation, band);
|
504 |
if(buf.getDataType() == Buffer.TYPE_FLOAT) |
505 |
return buf.getElemFloat(rowOperation, colOperation, band);
|
506 |
if(buf.getDataType() == Buffer.TYPE_DOUBLE) |
507 |
return buf.getElemDouble(rowOperation, colOperation, band);
|
508 |
if(buf.getDataType() == Buffer.TYPE_SHORT) |
509 |
return buf.getElemShort(rowOperation, colOperation, band);
|
510 |
if(buf.getDataType() == Buffer.TYPE_INT) |
511 |
return buf.getElemInt(rowOperation, colOperation, band);
|
512 |
return 0; |
513 |
} |
514 |
|
515 |
public String getTitle() { |
516 |
return Messages.getText("maskthreshold"); |
517 |
} |
518 |
|
519 |
abstract class AbstractOperation implements Operation { |
520 |
public int row = 0; |
521 |
public int col = 0; |
522 |
public Buffer result = null; |
523 |
public double fixedValue = 0; |
524 |
public Buffer outBuffer = null; |
525 |
public int band = 0; |
526 |
|
527 |
public void invoke() { |
528 |
|
529 |
} |
530 |
public boolean compare(double a, double b) { |
531 |
return false; |
532 |
} |
533 |
} |
534 |
|
535 |
class LayerOp extends AbstractOperation { |
536 |
public void invoke() { |
537 |
if(result.getDataType() == Buffer.TYPE_BYTE) { |
538 |
if(band < 0) { |
539 |
for (int i = 0; i < result.getBandCount(); i++) { |
540 |
byte vSource = outBuffer.getElemByte(row, col, i);
|
541 |
result.setElem(row, col, i, vSource); |
542 |
} |
543 |
} else {
|
544 |
byte vSource = outBuffer.getElemByte(row, col, band);
|
545 |
result.setElem(row, col, band, vSource); |
546 |
} |
547 |
} else if(result.getDataType() == Buffer.TYPE_FLOAT) { |
548 |
if(band < 0) { |
549 |
for (int i = 0; i < result.getBandCount(); i++) { |
550 |
float vSource = outBuffer.getElemFloat(row, col, i);
|
551 |
result.setElem(row, col, i, vSource); |
552 |
} |
553 |
} else {
|
554 |
float vSource = outBuffer.getElemFloat(row, col, band);
|
555 |
result.setElem(row, col, band, vSource); |
556 |
} |
557 |
} else if(result.getDataType() == Buffer.TYPE_DOUBLE) { |
558 |
if(band < 0) { |
559 |
for (int i = 0; i < result.getBandCount(); i++) { |
560 |
double vSource = outBuffer.getElemDouble(row, col, i);
|
561 |
result.setElem(row, col, i, vSource); |
562 |
} |
563 |
} else {
|
564 |
double vSource = outBuffer.getElemDouble(row, col, band);
|
565 |
result.setElem(row, col, band, vSource); |
566 |
} |
567 |
} else if(result.getDataType() == Buffer.TYPE_SHORT) { |
568 |
if(band < 0) { |
569 |
for (int i = 0; i < result.getBandCount(); i++) { |
570 |
float vSource = outBuffer.getElemShort(row, col, i);
|
571 |
result.setElem(row, col, i, vSource); |
572 |
} |
573 |
} else {
|
574 |
float vSource = outBuffer.getElemShort(row, col, band);
|
575 |
result.setElem(row, col, band, vSource); |
576 |
} |
577 |
} else if(result.getDataType() == Buffer.TYPE_INT) { |
578 |
if(band < 0) { |
579 |
for (int i = 0; i < result.getBandCount(); i++) { |
580 |
int vSource = outBuffer.getElemInt(row, col, i);
|
581 |
result.setElem(row, col, i, vSource); |
582 |
} |
583 |
} else {
|
584 |
int vSource = outBuffer.getElemInt(row, col, band);
|
585 |
result.setElem(row, col, band, vSource); |
586 |
} |
587 |
} |
588 |
} |
589 |
} |
590 |
|
591 |
class TransparencyOp extends AbstractOperation { |
592 |
public void invoke() { |
593 |
if(result.getDataType() == Buffer.TYPE_BYTE) { |
594 |
for (int i = 0; i < 3; i++) { |
595 |
byte vSource = outBuffer.getElemByte(row, col, i);
|
596 |
result.setElem(row, col, i, vSource); |
597 |
} |
598 |
result.setElem(row, col, 4, (byte)0); |
599 |
} |
600 |
} |
601 |
} |
602 |
|
603 |
class OpacityOp extends AbstractOperation { |
604 |
public void invoke() { |
605 |
if(result.getDataType() == Buffer.TYPE_BYTE) { |
606 |
for (int i = 0; i < 3; i++) { |
607 |
byte vSource = outBuffer.getElemByte(row, col, i);
|
608 |
result.setElem(row, col, i, vSource); |
609 |
} |
610 |
result.setElem(row, col, 4, (byte)255); |
611 |
} |
612 |
} |
613 |
} |
614 |
|
615 |
class FixedValueOp extends AbstractOperation { |
616 |
public void invoke() { |
617 |
if(result.getDataType() == Buffer.TYPE_BYTE) |
618 |
result.setElem(row, col, 0, (byte)fixedValue); |
619 |
else if(result.getDataType() == Buffer.TYPE_FLOAT) |
620 |
result.setElem(row, col, 0, (float)fixedValue); |
621 |
else if(result.getDataType() == Buffer.TYPE_DOUBLE) |
622 |
result.setElem(row, col, 0, fixedValue);
|
623 |
else if(result.getDataType() == Buffer.TYPE_SHORT) |
624 |
result.setElem(row, col, 0, (short)fixedValue); |
625 |
else if(result.getDataType() == Buffer.TYPE_INT) |
626 |
result.setElem(row, col, 0, (int)fixedValue); |
627 |
} |
628 |
} |
629 |
|
630 |
class NoDataOp extends AbstractOperation { |
631 |
public void invoke() { |
632 |
if(result.getDataType() == Buffer.TYPE_BYTE) |
633 |
if(band < 0) { |
634 |
for (int i = 0; i < result.getBandCount(); i++) { |
635 |
result.setElem(row, col, i, nodata.getValue().byteValue()); |
636 |
} |
637 |
} else {
|
638 |
result.setElem(row, col, band, nodata.getValue().byteValue()); |
639 |
} |
640 |
else if(result.getDataType() == Buffer.TYPE_FLOAT) |
641 |
if(band < 0) { |
642 |
for (int i = 0; i < result.getBandCount(); i++) { |
643 |
result.setElem(row, col, i, nodata.getValue().floatValue()); |
644 |
} |
645 |
} else {
|
646 |
result.setElem(row, col, band, nodata.getValue().floatValue()); |
647 |
} |
648 |
else if(result.getDataType() == Buffer.TYPE_DOUBLE) |
649 |
if(band < 0) { |
650 |
for (int i = 0; i < result.getBandCount(); i++) { |
651 |
result.setElem(row, col, i, nodata.getValue().doubleValue()); |
652 |
} |
653 |
} else {
|
654 |
result.setElem(row, col, band, nodata.getValue().doubleValue()); |
655 |
} |
656 |
else if(result.getDataType() == Buffer.TYPE_SHORT) |
657 |
if(band < 0) { |
658 |
for (int i = 0; i < result.getBandCount(); i++) { |
659 |
result.setElem(row, col, i, nodata.getValue().shortValue()); |
660 |
} |
661 |
} else {
|
662 |
result.setElem(row, col, band, nodata.getValue().shortValue()); |
663 |
} |
664 |
else if(result.getDataType() == Buffer.TYPE_INT) |
665 |
if(band < 0) { |
666 |
for (int i = 0; i < result.getBandCount(); i++) { |
667 |
result.setElem(row, col, i, nodata.getValue().intValue()); |
668 |
} |
669 |
} else {
|
670 |
result.setElem(row, col, band, nodata.getValue().intValue()); |
671 |
} |
672 |
} |
673 |
} |
674 |
|
675 |
class Greater extends AbstractOperation { |
676 |
public boolean compare(double a, double b) { |
677 |
return a > b;
|
678 |
} |
679 |
} |
680 |
|
681 |
class Lower extends AbstractOperation { |
682 |
public boolean compare(double a, double b) { |
683 |
return a < b;
|
684 |
} |
685 |
} |
686 |
|
687 |
class GreaterOrEquals extends AbstractOperation { |
688 |
public boolean compare(double a, double b) { |
689 |
return a >= b;
|
690 |
} |
691 |
} |
692 |
|
693 |
class LowerOrEquals extends AbstractOperation { |
694 |
public boolean compare(double a, double b) { |
695 |
return a <= b;
|
696 |
} |
697 |
} |
698 |
} |