gvsig-raster / org.gvsig.raster.tools / branches / org.gvsig.raster.tools_dataaccess_refactoring / org.gvsig.raster.tools.app.basic / src / main / java / org / gvsig / raster / tools / app / basic / raster / process / FilterProcess.java @ 2338
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package org.gvsig.raster.tools.app.basic.raster.process; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.List; |
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import javax.swing.SwingUtilities; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.dal.coverage.RasterLocator; |
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import org.gvsig.fmap.dal.coverage.RasterManager; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.datastruct.NoData; |
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import org.gvsig.fmap.dal.coverage.exception.FilterManagerException; |
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import org.gvsig.fmap.dal.coverage.exception.FilterTypeException; |
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import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
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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.exception.ROIException; |
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import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
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import org.gvsig.fmap.dal.coverage.filter.FilterLoader; |
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import org.gvsig.fmap.dal.coverage.grid.RasterFilterList; |
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import org.gvsig.fmap.dal.coverage.grid.RasterFilterListManager; |
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import org.gvsig.fmap.dal.coverage.store.DataServerWriter; |
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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.fmap.dal.coverage.store.RasterWriter; |
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import org.gvsig.fmap.dal.coverage.store.props.ColorInterpretation; |
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import org.gvsig.fmap.dal.coverage.store.props.Transparency; |
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import org.gvsig.fmap.dal.exception.CloseException; |
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import org.gvsig.i18n.Messages; |
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import org.gvsig.raster.fmap.layers.FLyrRaster; |
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import org.gvsig.raster.roi.ROI; |
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import org.gvsig.raster.tools.app.basic.raster.bean.previewbase.ParamStruct; |
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/**
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* Clase donde se hara todo el proceso de aplicar una lista de filtros a una
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* capa. Muestra una ventana de dialogo de incremento informativa.
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*
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* @author BorSanZa - Borja S?nchez Zamorano
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*/
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public class FilterProcess extends RasterProcess { |
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private String filename = ""; |
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private RasterDataStore rasterDataSource = null; |
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private ArrayList<ParamStruct> listFilterUsed = null; |
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private RasterFilterList rasterFilterList = null; |
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private RasterWriter geoRasterWriter = null; |
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private FLyrRaster lyr = null; |
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private RasterManager rManager = RasterLocator.getManager();
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public void init() { |
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filename = getStringParam("filename");
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listFilterUsed = (ArrayList) getParam("listfilterused"); |
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lyr = (FLyrRaster)getParam("layer");
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rasterDataSource = lyr.getDataStore(); |
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} |
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/**
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* Devuelve una interpretacion de color. Es usado cuando no conseguimos un
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* rendering y no podemos saber que interpretacion l?gica ten?a antes.
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* @param geoRasterWriter
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*/
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private ColorInterpretation getColorIntepretation(Buffer buffer, RasterFilterList filterList) { |
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ColorInterpretation colorInterpretation = null;
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do {
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// Si tiene una tabla de color asignamos las tres bandas
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if (filterList.isActive("colortable")) { |
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colorInterpretation = rManager.getDataStructFactory().createColorInterpretation( |
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new String[] { |
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ColorInterpretation.RED_BAND, |
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ColorInterpretation.GREEN_BAND, |
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ColorInterpretation.BLUE_BAND, |
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ColorInterpretation.ALPHA_BAND |
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}); |
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break;
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} |
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// Si el numero de bandas coincide asignamos la misma interpretacion que tenia antes
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if (buffer.getBandCount() == rasterDataSource.getBandCount()) {
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colorInterpretation = rasterDataSource.getColorInterpretation(); |
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break;
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} |
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String[] colorInterp = new String[rasterDataSource.getColorInterpretation().getValues().length]; |
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for (int i = 0; i < rasterDataSource.getColorInterpretation().getValues().length; i++) { |
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if (rasterDataSource.getColorInterpretation().getValues()[i].equals(ColorInterpretation.UNDEF_BAND)) {
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colorInterp[i] = ColorInterpretation.GRAY_BAND; |
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continue;
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} |
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colorInterp[i] = rasterDataSource.getColorInterpretation().getValues()[i]; |
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} |
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colorInterpretation = rManager.getDataStructFactory().createColorInterpretation(colorInterp); |
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} while (false); |
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return colorInterpretation;
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} |
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public void process() throws ProcessInterruptedException, ProcessException { |
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DataServerWriter writerBufferServer = null;
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if(lyr != null) |
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lyr.setReadingData(Thread.currentThread().getId() + ""); |
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RasterDataStore dstoreCopy = null;
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RasterQuery query = null;
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Buffer buffer = null; |
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Buffer buff = null; |
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Buffer alpha = null; |
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try {
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insertLineLog(Messages.getText("leyendo_raster"));
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//Creaci?n del BufferFactory
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dstoreCopy = rasterDataSource.newNotTiledDataStore(); |
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query = rManager.createQuery(); |
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//if (!RasterBuffer.loadInMemory(dsetCopy))
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query.setReadOnly(true);
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//Asignaci?n de bandas
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int[] renderBands = lyr.getRender().getRenderColorInterpretation().buildRenderBands(); |
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if (renderBands != null) { |
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// Si es gris, se reduce a una sola banda
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if ((renderBands.length == 3) && (renderBands[0] == renderBands[1]) && (renderBands[1] == renderBands[2])) |
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renderBands = new int[] { renderBands[0] }; |
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query.setDrawableBands(renderBands); |
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} else
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query.setAllDrawableBands(); |
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query.setAreaOfInterest(); |
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buff = dstoreCopy.query(query); |
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if(buff.isReadOnlyBuffer())
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buff.addDrawableBands(renderBands); |
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insertLineLog(Messages.getText("aplicando_filtros"));
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Transparency processTransparency = dstoreCopy.getTransparency().cloneTransparency();
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processTransparency.setColorInterpretation(lyr.getRender().getRenderColorInterpretation().cloneColorInterpretation()); |
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List<ROI> roi = null; |
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try {
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IProjection proj = dstoreCopy.getProjection(); |
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if(proj == null) |
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proj = lyr.getMapContext().getProjection(); |
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roi = (List<ROI>)dstoreCopy.getRois(proj);
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} catch (ROIException e) {
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} |
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rasterFilterList = rManager.createEmptyFilterList(dstoreCopy.getDataType()[0]);
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FilterLoader filterLoader = RasterLocator.getManager().createFilterLoader(rasterFilterList); |
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filterLoader.addSrcBandCount(dstoreCopy.getBandCount()); |
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filterLoader.addSrcDataType(dstoreCopy.getDataType()[0]);
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filterLoader.addSrcStatistics(dstoreCopy.getStatistics()); |
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filterLoader.addSrcROI(roi); |
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filterLoader.addTransparency(processTransparency); |
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filterLoader.addSrcHistogram(dstoreCopy.getHistogramComputer()); |
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addSelectedFilters(rasterFilterList, listFilterUsed); |
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buffer = filterLoader.applyFilters(buff); |
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insertLineLog(Messages.getText("guardando_capa"));
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writerBufferServer = rManager.createDataServerWriter(); |
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writerBufferServer.setBuffer(buffer, -1);
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// TODO: FUNCIONALIDAD: Poner los getWriter con la proyecci?n del fichero fuente
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ColorInterpretation colorInterpretation = getColorInterpretation(buffer.getBandCount(), buffer.getDataType()); |
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geoRasterWriter = rManager.createWriter(writerBufferServer, |
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filename, |
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buffer.getBandCount(), |
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rasterDataSource.getAffineTransform(), |
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buffer.getWidth(), |
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buffer.getHeight(), |
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buffer.getDataType(), |
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rManager.createWriter(filename).getParams(), |
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null);
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if (lyr.getRender() == null) |
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colorInterpretation = getColorIntepretation(buffer, rasterFilterList); |
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geoRasterWriter.setColorBandsInterpretation(colorInterpretation.getValues()); |
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geoRasterWriter.dataWrite(); |
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geoRasterWriter.writeClose(); |
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geoRasterWriter = null;
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// Guardamos en el RMF el valor NoData
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//Si el del buffer tiene valor es porque alg?n filtro le ha salvado valor nodata por lo que se pone ese
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//sino se pone el de la imagen original
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NoData nodataOrigin = (NoData)rasterDataSource.getNoDataValue(); |
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NoData nodataBuffer = (NoData)buffer.getNoDataValue(); |
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if(nodataBuffer != null && nodataBuffer.isDefined()) { |
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nodataBuffer.setFileName(filename); |
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nodataBuffer.save(); |
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} else if(nodataOrigin != null && nodataOrigin.isDefined()) { |
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nodataOrigin.setFileName(filename); |
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nodataOrigin.save(); |
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} |
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SwingUtilities.invokeLater(new Runnable() { |
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public void run() { |
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if (externalActions != null) |
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externalActions.end(filename); |
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} |
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}); |
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} catch (NotSupportedExtensionException e) {
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throw new ProcessException("error_writer_notsupportedextension", e); |
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} catch (RasterDriverException e) {
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throw new ProcessException("error_writer", e); |
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} catch (IOException e) { |
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throw new ProcessException("error_writer", e); |
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} catch (FilterTypeException e) {
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throw new ProcessException("error_adding_filters", e); |
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} catch (QueryException e) {
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throw new ProcessException("error_loading_data", e); |
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} catch (FilterManagerException e) {
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throw new ProcessException("error_adding_filters", e); |
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} finally {
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if(writerBufferServer != null) |
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writerBufferServer.dispose(); |
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if(buff != null) |
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buff.dispose(); |
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if(rasterFilterList != null) |
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rasterFilterList.dispose(); |
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if(alpha != null) |
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alpha.dispose(); |
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if(dstoreCopy != null) |
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try {
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dstoreCopy.close(); |
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} catch (CloseException e) {
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} |
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if(lyr != null) |
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lyr.setReadingData(null);
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dispose(); |
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} |
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} |
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private ColorInterpretation getColorInterpretation(int nBands, int dataType) { |
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//Si la fuente es con paleta, al aplicarle un filtro se genera un ARGB
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if(lyr.existColorTable())
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return rManager.getDataStructFactory().createColorInterpretation(
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new String[] { ColorInterpretation.RED_BAND, ColorInterpretation.GREEN_BAND, ColorInterpretation.BLUE_BAND, ColorInterpretation.ALPHA_BAND }); |
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if(dataType == Buffer.TYPE_BYTE) { |
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if(nBands == 3) |
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return rManager.getDataStructFactory().createColorInterpretation(
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new String[] { ColorInterpretation.RED_BAND, ColorInterpretation.GREEN_BAND, ColorInterpretation.BLUE_BAND }); |
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if(nBands == 4) |
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return rManager.getDataStructFactory().createColorInterpretation(
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new String[] { ColorInterpretation.RED_BAND, ColorInterpretation.GREEN_BAND, ColorInterpretation.BLUE_BAND, ColorInterpretation.ALPHA_BAND }); |
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if(nBands == 2 || nBands > 4) { |
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return lyr.getRender().getRenderColorInterpretation();
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/*int[] renderBands = lyr.getRender().getRenderBands();
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String[] ci = new String[renderBands.length];
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for (int i = 0; i < renderBands.length; i++) {
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switch (renderBands[i]) {
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case 0:ci[i] = ColorInterpretation.RED_BAND; break;
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case 1:ci[i] = ColorInterpretation.GREEN_BAND; break;
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case 2:ci[i] = ColorInterpretation.BLUE_BAND; break;
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default: ci[i] = ColorInterpretation.UNDEF_BAND;
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}
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}
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return rManager.getDataStructFactory().createColorInterpretation(ci);*/
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} |
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} |
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if(nBands == 1) |
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return rManager.getDataStructFactory().createColorInterpretation(
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new String[] { ColorInterpretation.GRAY_BAND }); |
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else {
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String[] ci = new String[nBands]; |
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for (int i = 0; i < ci.length; i++) { |
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ci[i] = ColorInterpretation.UNDEF_BAND; |
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} |
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return rManager.getDataStructFactory().createColorInterpretation(ci);
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} |
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} |
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/**
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* Sustituye la lista de filtros de filterList por la que le pasamos en forma
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* de ArrayList
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* @param filterList
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* @param listFilterUsed
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* @throws FilterTypeException
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* @throws FilterTypeException
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*/
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public void addSelectedFilters(RasterFilterList filterList, ArrayList<ParamStruct> listFilterUsed) throws FilterManagerException, FilterTypeException { |
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filterList.clear(); |
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for (int i = 0; i < listFilterUsed.size(); i++) { |
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ParamStruct aux = (ParamStruct) listFilterUsed.get(i); |
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RasterFilterListManager filterManager = filterList.getManagerByFilterClass(aux.getFilterClass()); |
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filterManager.addFilter(aux.getFilterClass(), aux.getFilterParam()); |
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} |
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filterList.resetPercent(); |
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} |
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public int getPercent() { |
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if (rasterFilterList == null) |
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return 0; |
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if (rasterFilterList.getPercent() < 100) |
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return rasterFilterList.getPercent();
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if (geoRasterWriter == null) |
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return 0; |
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return geoRasterWriter.getPercent();
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} |
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public String getTitle() { |
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return Messages.getText("aplicando_filtros"); |
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} |
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public void dispose() { |
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rasterDataSource = null;
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if(listFilterUsed != null) { |
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listFilterUsed.clear(); |
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listFilterUsed = null;
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} |
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rasterFilterList = null;
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geoRasterWriter = null;
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lyr = null;
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} |
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@Override
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protected void finalize() throws Throwable { |
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dispose(); |
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super.finalize();
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} |
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} |