From dd1ba9ad320e297f1acf1027604a368f1ddbde6c Mon Sep 17 00:00:00 2001 From: Constantin Date: Mon, 14 Jun 2010 11:27:05 +0200 Subject: changed build system of java/ folder from makefile to ant (big compilation time improvement) --- java/rasj/RasFastScale.java | 361 -------------------------------------------- 1 file changed, 361 deletions(-) delete mode 100644 java/rasj/RasFastScale.java (limited to 'java/rasj/RasFastScale.java') diff --git a/java/rasj/RasFastScale.java b/java/rasj/RasFastScale.java deleted file mode 100644 index bbc21f4..0000000 --- a/java/rasj/RasFastScale.java +++ /dev/null @@ -1,361 +0,0 @@ -package rasj; - -import rasj.clientcommhttp.*; -import rasj.odmg.*; -import rasj.global.*; -import org.odmg.*; - -import java.io.*; -import java.net.*; -import java.util.*; -import java.sql.*; - -/* -* This file is part of rasdaman community. -* -* Rasdaman community is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* Rasdaman community is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with rasdaman community. If not, see . -* -* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann / -rasdaman GmbH. -* -* For more information please see -* or contact Peter Baumann via . -*/ -/** *********************************************************** - * 
- *
- * PURPOSE:
- *  Abstract base class for fast scaling
- *
- *
- *
- * COMMENTS:
- *
- *
- *********************************************************** */ - - -abstract class RasFastBaseScale implements RasGlobalDefs -{ - - OQLQuery query = null; - String collectionName = null; - RasMInterval fullDomain = null; - double lastScaleUsed; - - /** - * Default constructor. - * - * This constructor gets the name of the image collection and and an OQLQuery object as parameters. - *

Important:This class does not open its own connection to the database nor start or - * commit any transactions. This has to be done by the application using FastScale.

- * @param collection the name of the collection containing the image(s) - * @param queryObject the OQLQuery object for connecting to the database - **/ - public RasFastBaseScale( final String collection, final OQLQuery queryObject ) - { - collectionName = collection; - query = queryObject; - fullDomain = readFullDomain(collectionName); - } - - /** - * Returns the full (unscaled) Domain of the image. - * @return the original domain of the image - **/ - public final RasMInterval getFullDomain() - { - return fullDomain; - } - - /** - * Returns the scaled domain of the image. - **/ - public RasMInterval scaleGetDomain( final RasMInterval areaOp, final RasPoint origin, double scale) - throws RasClientInternalException - { - try - { - int i; - int dim = areaOp.dimension(); - RasMInterval areaScale = new RasMInterval(dim); - - for( i=0 ; i seamless tiling. - high = (int)(origin.item(i) + - (areaOp.item(i).high() + 1 - origin.item(i)) * scale - 1); - -/* FIXME At some point we need to have a clean design - // now make sure these values transformed back into the original domain are legal - // values. Due to floor rounding low <= true_low, i.e. underflow is possible. - if ((int)((low - origin.item(i)) / scale) < areaOp.item(i).low() - origin.item(i)) - { - low++; - } - - // Because of floor rounding, high is always legal. However, if the low - // coordinate of the next tile underflows, the high value of this one would - // no longer match seamlessly. Therefore we have to check whether the cell - // at high+1 transformed back into the original domain is a legal value too - // and use that as the real high boundary if so. - if ((int)((high+1 - origin.item(i)) / scale) <= - areaOp.item(i).high() - origin.item(i)) - { - high++; - } -*/ - - if (high < low) - return null; - - areaScale.stream(new RasSInterval(low, high)); - - } - return areaScale; - } - catch(RasIndexOutOfBoundsException e1) - { - throw new RasClientInternalException("RasFastBaseScale","scaleGetDomain",e1.getMessage()); - } - catch(RasStreamInputOverflowException e2) - { - throw new RasClientInternalException("RasFastBaseScale","scaleGetDomain",e2.getMessage()); - } - catch(RasResultIsNoIntervalException e3) - { - throw new RasClientInternalException("RasFastBaseScale","scaleGetDomain",e3.getMessage()); - } - } - - /** - * Reads the full domain of the given image. This method is called in the RasFastScale constructor. - * @param name name of the collection containing the image - * @return the full domain of the image - **/ - protected RasMInterval readFullDomain(String collection) throws RasClientInternalException - { - try { - query.create("SELECT sdom(img) FROM " + collection + " AS img"); - DBag resultBag = (DBag)query.execute(); - if (resultBag != null) - { - Iterator iter = resultBag.iterator(); - if(iter.hasNext()) - return (RasMInterval)iter.next(); - else - throw new RasClientInternalException("RasFastScale","readFullDomain","query produced no result."); - } - else - throw new RasClientInternalException("RasFastScale","readFullDomain","query produced no result."); - - } - catch(Exception e1) { - throw new RasClientInternalException("RasFastScale","readFullDomain",e1.getMessage()); - } - } - - /** - * gets the minimal array - **/ - protected RasGMArray getMinimalArray(final String collection) throws RasClientInternalException - { - try { - RasMInterval iv; - iv = readFullDomain(collection); - RasMInterval getDomain = new RasMInterval(iv.dimension()); - int i; - for(i=0 ; iImportant:This class does not open its own connection to the database nor start or - * commit any transactions. This has to be done by the application using FastScale.

- * @param collection the name of the collection containing the image(s) - * @param queryObject the OQLQuery object for connecting to the database - **/ - public RasFastScale( final String collection, final OQLQuery queryObject ) - { - super(collection,queryObject); - - } - - /** - * Returns the scaled image. - * - * @param trimDomain the domain of the desired image sector - * @param scalingFactor the scaling factor ( values greater than 1 mean magnification, lesser than - * 1 lead to a reduction ) - * @param domType determines wether the scaling or the trimmimg have to be executed first. Currently - * only domType=1 is supported by the server. - * - */ - public Object getScaledImage (final RasMInterval trimDomain, double scalingFactor, int domType) - throws QueryException - { - // That one should be the simpler part. Just choose the appropriate - // scaling factor from the list and the corresponding collection, - // adapt the factor given here and execute the query. - - int i; - int nearest = -1; - String suffix = null; - RasGMArray res = null; - Object result = null; - - // find the nearest scaling factor larger than the requested scale - for ( i = 0; i < (int)NUM_FAST_PRE_SCALE; i++ ) - { - if(FAST_PRE_SCALE_FACTORS[i] < scalingFactor) break; - nearest = i; - } - - while(true) - { - try { - - double nearScale; - - // Try all collections, therefore decide on this here. - if (nearest == -1 || nearest == 0) - { - nearScale = 1.0; - suffix = ""; - } - else - { - nearScale = FAST_PRE_SCALE_FACTORS[nearest]; - suffix = FAST_PRE_SCALE_SUFFIXES[nearest]; - } - - // depending on the value of domType apply the trim domain to the scaled object - // (domType == 0) or to the unscaled object (domType != 0). - if (domType == 0) - query.create("SELECT scale(img," + scalingFactor / nearScale + ')' + trimDomain + - " FROM " + collectionName + suffix + " AS img"); - else - { - RasMInterval scaledTrimDomain = null; - - scaledTrimDomain = getScaledDomain(trimDomain, nearScale); - if ( scaledTrimDomain == null ) - { - nearest--; // we can't get an error here for the highest scale! - continue; // try the next higher scaling factor instead. - } - - query.create("SELECT scale(img" + scaledTrimDomain + ',' + scalingFactor / nearScale + - ") FROM " + collectionName + suffix + " AS img"); - //System.err.println("Query : " + query ); - - } - - DBag resultBag = (DBag)query.execute(); - if (resultBag != null) - { - result = (DBag)resultBag; - break; - } - else - throw new RasClientInternalException("RasFastScale","getScaledImage","query returned no result."); - } - catch(Exception e1) { - throw new RasClientInternalException("RasFastScale","getScaledImage",e1.getMessage()); - } - - } - return result; - } - -} -- cgit