casa6

//# Copyright (C) 1998,1999,2000,2001,2003

//# Associated Universities, Inc. Washington DC, USA.

//#

//# This library is free software; you can redistribute it and/or modify it

//# under the terms of the GNU Library General Public License as published by

//# the Free Software Foundation; either version 2 of the License, or (at your

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//#

//# This library 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 Library General Public

//# License for more details.

//#

//# You should have received a copy of the GNU Library General Public License

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​

#include <imageanalysis/ImageAnalysis/SubImageFactory.h>

​

#include <casacore/casa/BasicSL/String.h>

#include <casacore/tables/LogTables/NewFile.h>

#include <casacore/images/Images/ExtendImage.h>

#include <casacore/images/Images/ImageExpr.h>

#include <casacore/images/Images/ImageUtilities.h>

#include <casacore/images/Images/SubImage.h>

#include <casacore/images/Images/PagedImage.h>

#include <casacore/images/Regions/WCLELMask.h>

#include <casacore/lattices/LRegions/LCMask.h>

#include <casacore/lattices/Lattices/LatticeUtilities.h>

​

#include <imageanalysis/ImageAnalysis/ImageMask.h>

#include <imageanalysis/ImageAnalysis/ImageMaskAttacher.h>

#include <imageanalysis/ImageAnalysis/ImageMaskHandler.h>

​

// debug

#include <components/ComponentModels/C11Timer.h>

​

namespace casa {

​

template<class T> std::shared_ptr<casacore::SubImage<T> > SubImageFactory<T>::createSubImageRW(

    casacore::CountedPtr<casacore::ImageRegion>& outRegion, casacore::CountedPtr<casacore::ImageRegion>& outMask,

    casacore::ImageInterface<T>& inImage, const casacore::Record& region,

    const casacore::String& mask, casacore::LogIO *const &os,

    const casacore::AxesSpecifier& axesSpecifier,

    casacore::Bool extendMask, casacore::Bool preserveAxesOrder

) {

    if (! mask.empty()) {

        _getMask(outMask, mask, extendMask, inImage.shape(), inImage.coordinates());

    }

    std::shared_ptr<casacore::SubImage<T> > subImage;

    // We can get away with no region processing if the region record

    // is empty and the user is not dropping degenerate axes

    if (region.nfields() == 0 && axesSpecifier.keep()) {

        subImage.reset(

            ! outMask