casa / casa5 / 1422320fc6e

Commits

Takahiro Tsutsumi authored 1422320fc6e 14 Jun 2017

Fix for segfault in automask

code/synthesis/ImagerObjects/test/tLabelandFindRegions.cc

Added

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+/*
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+ * tSynthesisUtils.cc
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+ *demo of SynthesisUtil functionality
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+//# Copyright (C) 2013-2014
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+//# Associated Universities, Inc. Washington DC, USA.
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+//#
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+//# This program is free software; you can redistribute it and/or modify it
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+//# under the terms of the GNU General Public License as published by the Free
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+//# Software Foundation; either version 2 of the License, or (at your option)
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+//# any later version.
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+//#
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+//# This program is distributed in the hope that it will be useful, but WITHOUT
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+//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+//# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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+//# more details.
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+//#
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+//# You should have received a copy of the GNU General Public License along
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+//# with this program; if not, write to the Free Software Foundation, Inc.,
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+//# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
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+//#
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+//# Correspondence concerning AIPS++ should be addressed as follows:
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+//#        Internet email: aips2-request@nrao.edu.
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+//#        Postal address: AIPS++ Project Office
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+//#                        National Radio Astronomy Observatory
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+//#                        520 Edgemont Road
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+//#                        Charlottesville, VA 22903-2475 USA
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+ *
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+ *  test labelRegions and findBlobSize
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+ */
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+#include <casacore/images/Images/ImageUtilities.h>
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+#include <casa/iostream.h>
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+#include <casa/aips.h>
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+#include <casa/Exceptions/Error.h>
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+#include <casa/BasicSL/String.h>
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+#include <casa/Containers/Block.h>
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+#include <measures/Measures/MRadialVelocity.h>
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+#include <coordinates/Coordinates/CoordinateSystem.h>
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+#include <casa/Logging/LogIO.h>
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+#include <synthesis/ImagerObjects/SynthesisImager.h>
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+#include <synthesis/ImagerObjects/SIImageStore.h>
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+#include <imageanalysis/Utilities/SpectralImageUtil.h>
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+#include <lattices/Lattices/LatticeConcat.h>
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+#include <images/Images/PagedImage.h>
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+#include <images/Images/ImageConcat.h>
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+#include <images/Images/SubImage.h>
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+#include <casa/namespace.h>
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+#include <images/Images/TempImage.h>
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+#include <coordinates/Coordinates/CoordinateUtil.h>
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+#include <ms/MSSel/MSSourceIndex.h>
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+#include <synthesis/ImagerObjects/SDMaskHandler.h>
-+
-+
+int main(int argc, char **argv)
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+{
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+  using namespace std;
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+  using namespace casacore;
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+  using namespace casa;
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+  try{
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-+
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+    String imagename;
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+    if (argc > 1) {
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+      imagename=argv[1];
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+    }
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+    else {
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+      imagename="tLabelandFindRegions.temp.mask";
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+      Int imsize = 100;
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+      Int nchan = 2;
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+      IPosition blc(4,45,50,0,0);
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+      IPosition trc(4,55,55,0,0);
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+      IPosition shape(4, imsize, imsize, 1, nchan);
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+      CoordinateSystem csys=CoordinateUtil::defaultCoords4D();
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+      PagedImage<Float> maskImage(TiledShape(shape), csys, imagename);
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+      maskImage.setUnits(Unit("Jy/pixel"));
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+      maskImage.set(0.0);
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+      // sanity check
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+      if (blc(0) <= trc(0) && blc(1) <= trc(1) && blc(3) < nchan) {
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+        Int dx = trc(0) - blc(0);
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+        Int dy = trc(1) - blc(1);
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+        for (uInt i=0+blc(3); i < trc(3)+1; i++) {
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+          for (uInt j=0; j < (uInt)dx+1; j++) {
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+            for (uInt k=0; k < (uInt)dy+1; k++) {
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+              IPosition loc(4,blc(0)+j, blc(1)+k, 0, Int(i));
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+              Float val = 1.0;
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+              maskImage.putAt(val, loc);
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+            }
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+          }
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+        }
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+      }
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+    }
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+    CountedPtr<ImageInterface<Float> > im;
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+    im = ImageUtilities::openImage<Float>(imagename);
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+    IPosition shp=im->shape();
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+    cerr<<"shp="<<shp<<endl;
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+    IPosition start(4, 0, 0, 0, 0);
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+    IPosition length(4, shp(0),shp(1),shp(2),1);
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+    Slicer sl(start, length);
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+    AxesSpecifier aspec(False);
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+    SubImage<Float>* subIm = new SubImage<Float>(*im, sl, aspec, True);
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+    cerr<<"subIm shape="<<subIm->shape()<<" slice="<<sl<<endl;
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+    SDMaskHandler smh;
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+    TempImage<Float>* tempIm = new TempImage<Float> (TiledShape(subIm->shape(), subIm->niceCursorShape()), subIm->coordinates() );
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+    tempIm->copyData(LatticeExpr<Float> (*subIm));
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+    cerr<<"tempIm shape="<<tempIm->shape()<<endl;
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+    cerr<<"setup a blobmap ..."<<endl;
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+    TempImage<Float>* blobMap = new TempImage<Float> (TiledShape(subIm->shape(), subIm->niceCursorShape()), subIm->coordinates() );
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+    blobMap->set(0);
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+    cerr<<"blobMap shape="<<blobMap->shape()<<endl;
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+    cerr<<"Calling labelRegions()..."<<endl;
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+    //Array<Float> subimarr;
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+    //Array<Float> blobarr;
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+    //smh.getarr(*subIm, False);
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+    //smh.getarr(*blobMap, True);
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+    smh.labelRegions(*subIm, *blobMap);
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+    cerr<<"Calling findBlobSize()..."<<endl;
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+    Vector<Float> bloblist=smh.findBlobSize(*blobMap);
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+    for (uInt iblob=0; iblob<bloblist.nelements(); ++iblob) {
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+        cerr<<iblob<<" : "<<bloblist[iblob]<<endl;
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+    }
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+  }catch( AipsError e ){
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+    cout << "Exception ocurred." << endl;
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+    cout << e.getMesg() << endl;
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+  }
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+  return 0;
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+};

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