gvsig-raster / org.gvsig.raster.lizardtech / trunk / org.gvsig.raster.lizardtech / org.gvsig.raster.lizardtech.io / src / main / java / org / gvsig / raster / lizardtech / io / LizardTechProvider.java @ 1054
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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.lizardtech.io; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Point2D; |
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import java.awt.image.BufferedImage; |
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import org.gvsig.fmap.dal.DALFileLocator; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataStore; |
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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.datastruct.BandList; |
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import org.gvsig.fmap.dal.coverage.datastruct.Extent; |
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import org.gvsig.fmap.dal.coverage.exception.BandAccessException; |
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import org.gvsig.fmap.dal.coverage.exception.FileNotOpenException; |
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import org.gvsig.fmap.dal.coverage.exception.InvalidSetViewException; |
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import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
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import org.gvsig.fmap.dal.coverage.exception.ParsingException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
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import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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import org.gvsig.metadata.MetadataLocator; |
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import org.gvsig.raster.cache.tile.provider.TileListener; |
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import org.gvsig.raster.cache.tile.provider.TileServer; |
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import org.gvsig.raster.impl.datastruct.ExtentImpl; |
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import org.gvsig.raster.impl.process.RasterTask; |
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import org.gvsig.raster.impl.process.RasterTaskQueue; |
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import org.gvsig.raster.impl.provider.DefaultRasterProvider; |
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import org.gvsig.raster.impl.provider.RasterProvider; |
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import org.gvsig.raster.impl.provider.tile.FileTileServer; |
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import org.gvsig.raster.impl.store.AbstractRasterDataParameters; |
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import org.gvsig.raster.impl.store.DefaultStoreFactory; |
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import org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation; |
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import org.gvsig.raster.impl.store.properties.DataStoreTransparency; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.task.TaskStatus; |
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import es.gva.cit.jmrsid.MrSIDException; |
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/**
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* Clase encargada del acceso a los datos y repintado de imagenes MrSID. Estos
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* son registrados con la extensi?n sid
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*
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* @version 15/05/2008
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class LizardTechProvider extends DefaultRasterProvider { |
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public static String NAME = "LizardTech Store"; |
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public static String DESCRIPTION = "LizardTech Raster file"; |
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public static final String METADATA_DEFINITION_NAME = "LizardTechStore"; |
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protected LizardTechNative file = null; |
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private Extent viewRequest = null; |
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private DataStoreColorInterpretation colorInterpr = null; |
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protected DataStoreTransparency fileTransparency = null; |
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private boolean open = false; |
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protected static String[] formatList = null; |
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public static void register() { |
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RasterLocator.getManager().registerFileProvidersTiled(LizardTechProvider.class); |
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registerFormats(); |
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DataManagerProviderServices dataman = (DataManagerProviderServices) DALLocator.getDataManager(); |
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if (dataman != null && !dataman.getStoreProviders().contains(NAME)) { |
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dataman.registerStoreProvider(NAME, |
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LizardTechProvider.class, LizardTechDataParameters.class); |
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} |
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if(DALFileLocator.getFilesystemServerExplorerManager() != null) |
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DALFileLocator.getFilesystemServerExplorerManager().registerProvider( |
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NAME, DESCRIPTION, |
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LizardTechFilesystemServerExplorer.class); |
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dataman.registerStoreFactory(NAME, DefaultStoreFactory.class); |
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} |
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private static void registerFormats() { |
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formatList = new String[] {"sid"}; |
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for (int i = 0; i < formatList.length; i++) |
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RasterLocator.getManager().addFormat(formatList[i], LizardTechProvider.class); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.RasterProvider#getFormatList()
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*/
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public String[] getFormatList() { |
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return formatList;
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} |
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/**
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* Returns true if the extension is supported and false if doesn't
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* @param ext
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* @return
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*/
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public boolean isExtensionSupported(String ext) { |
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if(ext.indexOf(".") != -1) |
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ext = ext.substring(ext.lastIndexOf(".") + 1, ext.length()); |
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for (int i = 0; i < formatList.length; i++) { |
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if(formatList[i].compareTo(ext) == 0) |
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return true; |
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} |
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return false; |
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} |
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/**
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* Mandatory constructor to instantiate an empty provider
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*/
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public LizardTechProvider() {
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} |
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/**
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* Constructor. Abre el dataset.
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* @param proj Proyecci?n
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* @param fName Nombre del fichero ecw
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* @throws NotSupportedExtensionException
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*/
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public LizardTechProvider(String params) throws NotSupportedExtensionException { |
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super(params);
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if(params instanceof String) { |
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LizardTechDataParameters p = new LizardTechDataParameters();
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p.setURI((String)params);
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super.init(p, null, ToolsLocator.getDynObjectManager() |
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.createDynObject( |
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MetadataLocator.getMetadataManager().getDefinition( |
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DataStore.METADATA_DEFINITION_NAME))); |
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init(p, null);
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} |
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} |
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public LizardTechProvider(LizardTechDataParameters params,
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException {
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super(params, storeServices, ToolsLocator.getDynObjectManager()
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.createDynObject( |
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MetadataLocator.getMetadataManager().getDefinition( |
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DataStore.METADATA_DEFINITION_NAME))); |
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init(params, storeServices); |
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} |
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/**
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* Contructor. Abre el fichero mrsid
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* @param proj Proyecci?n
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* @param fName Nombre del fichero mrsid
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*/
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public void init(AbstractRasterDataParameters params, |
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException {
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setParam(storeServices, params); |
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try {
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file = new LizardTechNative(params.getURI());
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load(); |
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bandCount = file.nbands; |
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int[] dt = new int[bandCount]; |
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for (int i = 0; i < dt.length; i++) |
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dt[i] = Buffer.TYPE_BYTE;
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setDataType(dt); |
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super.init();
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try {
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loadFromRmf(getRmfBlocksManager()); |
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} catch (ParsingException e) {
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// No lee desde rmf
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} |
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} catch (Exception e) { |
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System.out.println("Error en constructor de MrSID"); |
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e.printStackTrace(); |
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file = null;
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} |
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open = true;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#load()
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*/
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public RasterProvider load() {
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ownTransformation = file.getOwnTransformation(); |
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externalTransformation = (AffineTransform) ownTransformation.clone();
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return this; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.RasterProvider#isOpen()
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*/
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public boolean isOpen() { |
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return open;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#close()
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*/
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public void close() { |
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if (file != null) { |
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file.close(); |
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file = null;
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} |
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open = false;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setView(org.gvsig.fmap.dal.coverage.datastruct.Extent)
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*/
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public void setView(Extent e) { |
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viewRequest = new ExtentImpl(e);
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getView()
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*/
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public Extent getView() {
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return viewRequest;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWidth()
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*/
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public double getWidth() { |
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return file.width;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getHeight()
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*/
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public double getHeight() { |
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return file.height;
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} |
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/**
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* Asigna al objeto Image los valores con los dato de la imagen contenidos en
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* el vector de enteros.
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* @param image imagen con los datos actuales
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* @param startX inicio de la posici?n en X dentro de la imagen
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* @param startY inicio de la posici?n en X dentro de la imagen
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* @param w Ancho de la imagen
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* @param h Alto de la imagen
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* @param rgbArray vector que contiene la banda que se va a sustituir
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* @param offset desplazamiento
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* @param scansize tama?o de imagen recorrida por cada p
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*/
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protected void setRGBLine(BufferedImage image, int startX, int startY, int w, int h, |
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int[] rgbArray, int offset, int scansize) { |
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image.setRGB(startX, startY, w, h, rgbArray, offset, scansize); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getData(int, int, int)
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*/
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public Object getData(int x, int y, int band) throws InvalidSetViewException, FileNotOpenException, RasterDriverException { |
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if (file != null) { |
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if (x < 0 || y < 0 || x >= file.width || y >= file.height) |
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throw new InvalidSetViewException("Request out of grid"); |
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Object[] data = file.getData(x, y); |
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return data[band];
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} |
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throw new FileNotOpenException("MrSIDNative not exist"); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getBlockSize()
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*/
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public int getBlockSize() { |
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return file.blocksize;
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} |
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/**
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* Informa de si el driver ha supersampleado en el ?ltimo dibujado. Es el
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* driver el que colocar? el valor de esta variable cada vez que dibuja.
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* @return true si se ha supersampleado y false si no se ha hecho.
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*/
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public boolean isSupersampling() { |
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return file.isSupersampling;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.raster.cache.tile.provider.TileListener)
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*/
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public void getWindow(Extent ex, int bufWidth, int bufHeight, |
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BandList bandList, TileListener listener, TaskStatus status)throws ProcessInterruptedException, RasterDriverException {
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
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*/
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public Buffer getWindow(Extent ex, BandList bandList, Buffer rasterBuf, TaskStatus status) |
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throws ProcessInterruptedException, RasterDriverException {
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RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
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// TODO: FUNCIONALIDAD: Hacer caso del bandList
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int width = rasterBuf.getWidth();
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int height = rasterBuf.getHeight();
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// Impedimos que los valores de ancho y alto de la im?gen sean menores que 1
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if (width <= 0) |
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width = 1;
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if (height <= 0) |
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height = 1;
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setView(ex); |
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file.setView(viewRequest.getULX(), viewRequest.getULY(), viewRequest.getLRX(), viewRequest.getLRY(), width, height); |
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int[] pRGBArray = new int[width * height]; |
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try {
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file.readScene(pRGBArray, task); |
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loadBuffer(rasterBuf.getHeight(), rasterBuf.getWidth(), bandList, rasterBuf, pRGBArray); |
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} catch (MrSIDException e) {
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throw new RasterDriverException("Error reading data"); |
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} |
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return rasterBuf;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
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*/
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public Buffer getWindow(double ulx, double uly, double w, double h, |
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BandList bandList, Buffer rasterBuf, boolean adjustToExtent, TaskStatus status) throws ProcessInterruptedException, RasterDriverException { |
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RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
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// El incremento o decremento de las X e Y depende de los signos de rotaci?n
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// y escala en la matriz de transformaci?n. Por esto
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// tenemos que averiguar si lrx es x + w o x -w, asi como si lry es y + h o
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// y - h
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Extent ext = getExtent(); |
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Point2D pInit = rasterToWorld(new Point2D.Double(0, 0)); |
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Point2D pEnd = rasterToWorld(new Point2D.Double(getWidth(), getHeight())); |
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double wRaster = Math.abs(pEnd.getX() - pInit.getX()); |
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double hRaster = Math.abs(pEnd.getY() - pInit.getY()); |
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double lrx = (((ext.getULX() - wRaster) > ext.maxX()) || ((ext.getULX() - wRaster) < ext.minX())) ? (ulx + w) : (ulx - w);
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double lry = (((ext.getULY() - hRaster) > ext.maxY()) || ((ext.getULY() - hRaster) < ext.minY())) ? (uly + h) : (uly - h);
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// TODO: FUNCIONALIDAD: Hacer caso del bandList
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int width = rasterBuf.getWidth();
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int height = rasterBuf.getHeight();
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// Impedimos que los valores de ancho y alto de la im?gen sean menores que 1
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if (width <= 0) |
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width = 1;
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if (height <= 0) |
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height = 1;
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setView(new ExtentImpl(ulx, uly, lrx, lry));
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file.setView(viewRequest.minX(), viewRequest.maxY(), viewRequest.maxX(), viewRequest.minY(), width, height); |
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int[] pRGBArray = new int[width * height]; |
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try {
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file.readScene(pRGBArray, task); |
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loadBuffer(rasterBuf.getHeight(), rasterBuf.getWidth(), bandList, rasterBuf, pRGBArray); |
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} catch (MrSIDException e) {
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throw new RasterDriverException("Error reading data"); |
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} |
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return rasterBuf;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
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*/
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public Buffer getWindow(Extent extent, int bufWidth, int bufHeight, |
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BandList bandList, Buffer rasterBuf, boolean adjustToExtent, TaskStatus status) throws ProcessInterruptedException, RasterDriverException { |
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RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
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// Impedimos que los valores de ancho y alto de la im?gen sean menores que 1
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if (bufWidth <= 0) |
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bufWidth = 1;
|
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|
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if (bufHeight <= 0) |
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bufHeight = 1;
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setView(extent); |
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file.setView(viewRequest.getULX(), viewRequest.getULY(), viewRequest.getLRX(), viewRequest.getLRY(), bufWidth, bufHeight); |
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int[] pRGBArray = new int[bufWidth * bufHeight]; |
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|
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try {
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file.readScene(pRGBArray, task); |
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loadBuffer(rasterBuf.getHeight(), rasterBuf.getWidth(), bandList, rasterBuf, pRGBArray); |
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} catch (MrSIDException e) {
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throw new RasterDriverException("Error reading data"); |
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} |
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return rasterBuf;
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} |
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|
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// private void loadCachedBuffer( Buffer buf,
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// Extent inputWindow,
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// RasterTask task,
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// int[] pRGBArray,
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// BandList bandList) throws ProcessInterruptedException, MrSIDException {
|
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// if(buf.isCached()) {
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// Point2D blockHeightWC = rasterToWorld(new Point2D.Double(buf.getBlockHeight(), buf.getBlockHeight()));
|
| 424 |
// int nBlocks = (int)(inputWindow.height() / blockHeightWC.getX());
|
| 425 |
// double lastblockWC = inputWindow.height() - (nBlocks * blockHeightWC.getX());
|
| 426 |
// int lastBlock = buf.getHeight() - (nBlocks * buf.getBlockHeight());
|
| 427 |
// if(lastblockWC > 0)
|
| 428 |
// nBlocks ++;
|
| 429 |
// double init = inputWindow.getULY();
|
| 430 |
// Extent ext = null;
|
| 431 |
// for (int i = 0; i < nBlocks; i++) {
|
| 432 |
// if(lastblockWC > 0 && i == (nBlocks - 1)) {
|
| 433 |
// ext = RasterLocator.getManager().getDataStructFactory().createExtent(
|
| 434 |
// inputWindow.getULX(),
|
| 435 |
// init,
|
| 436 |
// inputWindow.getLRX(),
|
| 437 |
// lastblockWC);
|
| 438 |
// file.setView(ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), buf.getWidth(), buf.getBlockHeight());
|
| 439 |
// file.readScene(pRGBArray, task);
|
| 440 |
// loadPartialBuffer(new int[]{0, i * buf.getBlockHeight(), buf.getWidth(), buf.getHeight() },
|
| 441 |
// bandList,
|
| 442 |
// buf,
|
| 443 |
// pRGBArray,
|
| 444 |
// buf.getWidth());
|
| 445 |
// } else {
|
| 446 |
// ext = RasterLocator.getManager().getDataStructFactory().createExtent(
|
| 447 |
// inputWindow.getULX(),
|
| 448 |
// init,
|
| 449 |
// inputWindow.getLRX(),
|
| 450 |
// init - blockHeightWC.getX());
|
| 451 |
// file.setView(ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), buf.getWidth(), lastBlock);
|
| 452 |
// file.readScene(pRGBArray, task);
|
| 453 |
// loadPartialBuffer(new int[]{0, i * buf.getBlockHeight(), buf.getWidth(), i * buf.getBlockHeight() + buf.getBlockHeight() },
|
| 454 |
// bandList,
|
| 455 |
// buf,
|
| 456 |
// pRGBArray,
|
| 457 |
// buf.getWidth());
|
| 458 |
// init += buf.getBlockHeight();
|
| 459 |
// }
|
| 460 |
// }
|
| 461 |
// } else {
|
| 462 |
// file.setView(inputWindow.getULX(), inputWindow.getULY(), inputWindow.getLRX(), inputWindow.getLRY(), buf.getWidth(), buf.getHeight());
|
| 463 |
// file.readScene(pRGBArray, task);
|
| 464 |
// loadBuffer(buf.getWidth(), buf.getHeight(), bandList, buf, pRGBArray);
|
| 465 |
// }
|
| 466 |
// }
|
| 467 |
//
|
| 468 |
// private void loadPartialBuffer(int[] stepBuffer,
|
| 469 |
// BandList bandList,
|
| 470 |
// Buffer rasterBuf,
|
| 471 |
// int[] pRGBArray,
|
| 472 |
// int bufWidth) throws ProcessInterruptedException {
|
| 473 |
// RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
|
| 474 |
// int[] drawableBandsR = bandList.getBufferBandToDraw(getURIOfFirstProvider(), 0);
|
| 475 |
// int[] drawableBandsG = bandList.getBufferBandToDraw(getURIOfFirstProvider(), 1);
|
| 476 |
// int[] drawableBandsB = bandList.getBufferBandToDraw(getURIOfFirstProvider(), 2);
|
| 477 |
// int element = 0;
|
| 478 |
// int rowSrc = 0;
|
| 479 |
//
|
| 480 |
// for (int row = stepBuffer[1]; row < stepBuffer[3]; row++) {
|
| 481 |
// int colSrc = 0;
|
| 482 |
// for (int col = stepBuffer[0]; col < stepBuffer[2]; col++) {
|
| 483 |
// element = pRGBArray[(rowSrc * bufWidth) + colSrc];
|
| 484 |
// if(drawableBandsR != null) {
|
| 485 |
// for (int i = 0; i < drawableBandsR.length; i++) {
|
| 486 |
// if(drawableBandsR[i] >= 0 && drawableBandsR[i] < rasterBuf.getBandCount())
|
| 487 |
// rasterBuf.setElem(row, col, drawableBandsR[i], (byte) ((element & 0x00ff0000) >> 16));
|
| 488 |
// }
|
| 489 |
// }
|
| 490 |
// if(drawableBandsG != null) {
|
| 491 |
// for (int i = 0; i < drawableBandsG.length; i++) {
|
| 492 |
// if(drawableBandsG[i] >= 0 && drawableBandsG[i] < rasterBuf.getBandCount())
|
| 493 |
// rasterBuf.setElem(row, col, drawableBandsG[i], (byte) ((element & 0x0000ff00) >> 8));
|
| 494 |
// }
|
| 495 |
// }
|
| 496 |
// if(drawableBandsB != null) {
|
| 497 |
// for (int i = 0; i < drawableBandsB.length; i++) {
|
| 498 |
// if(drawableBandsB[i] >= 0 && drawableBandsB[i] < rasterBuf.getBandCount())
|
| 499 |
// rasterBuf.setElem(row, col, drawableBandsB[i], (byte) (element & 0x000000ff));
|
| 500 |
// }
|
| 501 |
// }
|
| 502 |
// colSrc ++;
|
| 503 |
// }
|
| 504 |
// if (task.getEvent() != null)
|
| 505 |
// task.manageEvent(task.getEvent());
|
| 506 |
// rowSrc ++;
|
| 507 |
// }
|
| 508 |
// }
|
| 509 |
|
| 510 |
private void loadBuffer(int h, int w, BandList bandList, Buffer rasterBuf, int[] pRGBArray) throws ProcessInterruptedException { |
| 511 |
RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
|
| 512 |
int[] drawableBandsR = bandList.getBufferBandToDraw(getURIOfFirstProvider(), 0); |
| 513 |
int[] drawableBandsG = bandList.getBufferBandToDraw(getURIOfFirstProvider(), 1); |
| 514 |
int[] drawableBandsB = bandList.getBufferBandToDraw(getURIOfFirstProvider(), 2); |
| 515 |
int element = 0; |
| 516 |
|
| 517 |
for (int row = 0; row < h; row++) { |
| 518 |
for (int col = 0; col < w; col++) { |
| 519 |
element = pRGBArray[(row * w) + col]; |
| 520 |
if(drawableBandsR != null) { |
| 521 |
for (int i = 0; i < drawableBandsR.length; i++) { |
| 522 |
if(drawableBandsR[i] >= 0 && drawableBandsR[i] < rasterBuf.getBandCount()) |
| 523 |
rasterBuf.setElem(row, col, drawableBandsR[i], (byte) ((element & 0x00ff0000) >> 16)); |
| 524 |
} |
| 525 |
} |
| 526 |
if(drawableBandsG != null) { |
| 527 |
for (int i = 0; i < drawableBandsG.length; i++) { |
| 528 |
if(drawableBandsG[i] >= 0 && drawableBandsG[i] < rasterBuf.getBandCount()) |
| 529 |
rasterBuf.setElem(row, col, drawableBandsG[i], (byte) ((element & 0x0000ff00) >> 8)); |
| 530 |
} |
| 531 |
} |
| 532 |
if(drawableBandsB != null) { |
| 533 |
for (int i = 0; i < drawableBandsB.length; i++) { |
| 534 |
if(drawableBandsB[i] >= 0 && drawableBandsB[i] < rasterBuf.getBandCount()) |
| 535 |
rasterBuf.setElem(row, col, drawableBandsB[i], (byte) (element & 0x000000ff)); |
| 536 |
} |
| 537 |
} |
| 538 |
} |
| 539 |
if (task.getEvent() != null) |
| 540 |
task.manageEvent(task.getEvent()); |
| 541 |
} |
| 542 |
} |
| 543 |
|
| 544 |
/*
|
| 545 |
* (non-Javadoc)
|
| 546 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(int, int, int, int, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
|
| 547 |
*/
|
| 548 |
public Buffer getWindow(int x, int y, int w, int h, |
| 549 |
BandList bandList, Buffer rasterBuf, TaskStatus status) throws ProcessInterruptedException, RasterDriverException { |
| 550 |
try {
|
| 551 |
file.readWindow(rasterBuf, bandList, x, y, w, h, rasterBuf.getWidth(), rasterBuf.getHeight()); |
| 552 |
} catch (MrSIDException e) {
|
| 553 |
throw new RasterDriverException("Error reading data"); |
| 554 |
} |
| 555 |
return rasterBuf;
|
| 556 |
} |
| 557 |
|
| 558 |
/*
|
| 559 |
* (non-Javadoc)
|
| 560 |
* @see org.gvsig.raster.impl.provider.RasterProvider#readBlock(int, int, double)
|
| 561 |
*/
|
| 562 |
public Object readBlock(int pos, int blockHeight, double scale) throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException { |
| 563 |
RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
|
| 564 |
|
| 565 |
if (pos < 0) |
| 566 |
throw new InvalidSetViewException("Request out of grid"); |
| 567 |
|
| 568 |
if ((pos + blockHeight) > file.height)
|
| 569 |
blockHeight = Math.abs(file.height - pos);
|
| 570 |
|
| 571 |
Point2D begin = rasterToWorld(new Point2D.Double(0, pos)); |
| 572 |
Point2D end = rasterToWorld(new Point2D.Double(file.width, pos + blockHeight)); |
| 573 |
|
| 574 |
int w = file.width;
|
| 575 |
|
| 576 |
file.setView(begin.getX(), begin.getY(), end.getX(), end.getY(), w, blockHeight); |
| 577 |
|
| 578 |
int[] pRGBArray = new int[file.width * blockHeight]; |
| 579 |
try {
|
| 580 |
file.readScene(pRGBArray, task); |
| 581 |
byte[][][] buf = new byte[3][blockHeight][w]; |
| 582 |
for (int row = 0; row < blockHeight; row++) { |
| 583 |
for (int col = 0; col < w; col++) { |
| 584 |
buf[0][row][col] = (byte) ((pRGBArray[(row * w) + col] & 0x00ff0000) >> 16); |
| 585 |
buf[1][row][col] = (byte) ((pRGBArray[(row * w) + col] & 0x0000ff00) >> 8); |
| 586 |
buf[2][row][col] = (byte) (pRGBArray[(row * w) + col] & 0x000000ff); |
| 587 |
} |
| 588 |
if (task.getEvent() != null) |
| 589 |
task.manageEvent(task.getEvent()); |
| 590 |
} |
| 591 |
return buf;
|
| 592 |
} catch (MrSIDException e) {
|
| 593 |
throw new RasterDriverException("Error reading data"); |
| 594 |
} |
| 595 |
} |
| 596 |
|
| 597 |
/**
|
| 598 |
* Read a line from the file
|
| 599 |
* @param line
|
| 600 |
* @param band
|
| 601 |
* @return
|
| 602 |
* @throws InvalidSetViewException
|
| 603 |
* @throws FileNotOpenException
|
| 604 |
* @throws RasterDriverException
|
| 605 |
* @Deprecated This operation is deprecated because is not useful and in the future
|
| 606 |
* it will not be maintained. The abstract operation has dissapear
|
| 607 |
*/
|
| 608 |
public Object readCompleteLine(int line, int band) |
| 609 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
| 610 |
RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
|
| 611 |
|
| 612 |
if (line > this.getHeight() || band > this.getBandCount()) |
| 613 |
throw new InvalidSetViewException("Request out of grid"); |
| 614 |
|
| 615 |
try {
|
| 616 |
Extent extent = getExtent(); |
| 617 |
Point2D pt = rasterToWorld(new Point2D.Double(extent.minX(), line)); |
| 618 |
file.setView(extent.minX(), pt.getY(), extent.maxX(), pt.getY(), (int)getWidth(), 1); |
| 619 |
int[] pRGBArray = new int[(int)getWidth()]; |
| 620 |
file.readScene(pRGBArray, task); |
| 621 |
return pRGBArray;
|
| 622 |
} catch (MrSIDException e) {
|
| 623 |
throw new RasterDriverException("Error reading data from MrSID library"); |
| 624 |
} catch (ProcessInterruptedException e) {
|
| 625 |
// El proceso que debe ser interrumpido es el que llama a readLine.
|
| 626 |
} |
| 627 |
return null; |
| 628 |
} |
| 629 |
|
| 630 |
/*
|
| 631 |
* (non-Javadoc)
|
| 632 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getTransparency()
|
| 633 |
*/
|
| 634 |
public DataStoreTransparency getTransparency() {
|
| 635 |
if (fileTransparency == null) |
| 636 |
fileTransparency = new DataStoreTransparency();
|
| 637 |
return fileTransparency;
|
| 638 |
} |
| 639 |
|
| 640 |
/*
|
| 641 |
* (non-Javadoc)
|
| 642 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getColorInterpretation()
|
| 643 |
*/
|
| 644 |
public DataStoreColorInterpretation getColorInterpretation() {
|
| 645 |
if (colorInterpr == null) { |
| 646 |
colorInterpr = new DataStoreColorInterpretation();
|
| 647 |
colorInterpr.initColorInterpretation(getBandCount()); |
| 648 |
if (getBandCount() == 1) |
| 649 |
colorInterpr.setColorInterpValue(0, DataStoreColorInterpretation.GRAY_BAND);
|
| 650 |
if (getBandCount() >= 3) { |
| 651 |
colorInterpr.setColorInterpValue(0, DataStoreColorInterpretation.RED_BAND);
|
| 652 |
colorInterpr.setColorInterpValue(1, DataStoreColorInterpretation.GREEN_BAND);
|
| 653 |
colorInterpr.setColorInterpValue(2, DataStoreColorInterpretation.BLUE_BAND);
|
| 654 |
} |
| 655 |
} |
| 656 |
return colorInterpr;
|
| 657 |
} |
| 658 |
|
| 659 |
/*
|
| 660 |
* (non-Javadoc)
|
| 661 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWktProjection()
|
| 662 |
*/
|
| 663 |
public String getWktProjection() { |
| 664 |
// System.err.println("======>" + file);
|
| 665 |
return null; |
| 666 |
} |
| 667 |
|
| 668 |
/*
|
| 669 |
* (non-Javadoc)
|
| 670 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setAffineTransform(java.awt.geom.AffineTransform)
|
| 671 |
*/
|
| 672 |
public void setAffineTransform(AffineTransform t) { |
| 673 |
super.setAffineTransform(t);
|
| 674 |
file.setExternalTransform(t); |
| 675 |
} |
| 676 |
|
| 677 |
/*
|
| 678 |
* (non-Javadoc)
|
| 679 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewCount(int)
|
| 680 |
*/
|
| 681 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
| 682 |
if (band >= getBandCount())
|
| 683 |
throw new BandAccessException("Wrong band"); |
| 684 |
try {
|
| 685 |
return file.getNumLevels();
|
| 686 |
} catch (MrSIDException e) {
|
| 687 |
throw new RasterDriverException(""); |
| 688 |
} |
| 689 |
} |
| 690 |
|
| 691 |
/*
|
| 692 |
* (non-Javadoc)
|
| 693 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewWidth(int, int)
|
| 694 |
*/
|
| 695 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
| 696 |
if (band >= getBandCount())
|
| 697 |
throw new BandAccessException("Wrong band"); |
| 698 |
return 0; |
| 699 |
} |
| 700 |
|
| 701 |
/*
|
| 702 |
* (non-Javadoc)
|
| 703 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewHeight(int, int)
|
| 704 |
*/
|
| 705 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
| 706 |
if (band >= getBandCount())
|
| 707 |
throw new BandAccessException("Wrong band"); |
| 708 |
return 0; |
| 709 |
} |
| 710 |
|
| 711 |
/*
|
| 712 |
* (non-Javadoc)
|
| 713 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isOverviewsSupported()
|
| 714 |
*/
|
| 715 |
public boolean isOverviewsSupported() { |
| 716 |
// No podemos escribir por lo que no podemos informar de que soporta overviews aunque el formato si lo haga.
|
| 717 |
return false; |
| 718 |
} |
| 719 |
|
| 720 |
/*
|
| 721 |
* (non-Javadoc)
|
| 722 |
* @see org.gvsig.fmap.dal.spi.DataStoreProvider#getName()
|
| 723 |
*/
|
| 724 |
public String getName() { |
| 725 |
return NAME;
|
| 726 |
} |
| 727 |
|
| 728 |
/*
|
| 729 |
* (non-Javadoc)
|
| 730 |
* @see org.gvsig.raster.impl.provider.RasterProvider#setStatus(org.gvsig.raster.impl.provider.RasterProvider)
|
| 731 |
*/
|
| 732 |
public void setStatus(RasterProvider provider) { |
| 733 |
if(provider instanceof LizardTechProvider) { |
| 734 |
//Not implemented yet
|
| 735 |
} |
| 736 |
} |
| 737 |
|
| 738 |
/*
|
| 739 |
* (non-Javadoc)
|
| 740 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getTileServer()
|
| 741 |
*/
|
| 742 |
public TileServer getTileServer() {
|
| 743 |
if(tileServer == null) |
| 744 |
tileServer = new FileTileServer(this); |
| 745 |
return tileServer;
|
| 746 |
} |
| 747 |
|
| 748 |
} |