ExampleCalibratedPyramid.cpp

/* 
This file is part of the BIAS library (Basic ImageAlgorithmS).

Copyright (C) 2003, 2004    (see file CONTACTS for details)
  Multimediale Systeme der Informationsverarbeitung
  Institut fuer Informatik
  Christian-Albrechts-Universitaet Kiel


BIAS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

BIAS 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with BIAS; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

/**
   @example ExampleCalibratedPyramid.cpp
   @relates CalibratedPyramid  
   @brief Example for creating a calibrated pyramid object with 
   automatic adaption of BIAS::Projection to pyramid layers
   @ingroup g_examples
   @author MIP
*/

#include <Base/Image/ImageIO.hh>
#include <Base/Image/ImageConvert.hh>
#include <Image/CalibratedPyramid.hh>
#include <Image/Camera.hh>

using namespace BIAS;
using namespace std;

int main(int argc, char *argv[])
{
  if (argc<2){
    cerr << argv[0] << " <image>"<<endl;
    return -1;
  }
  
  CalibratedPyramid<unsigned char> cp;
  CalibratedImage<unsigned char> ci;
  Camera<unsigned char> cam, tmp;

  if (ImageIO::Load(argv[1], cam)!=0){
    cerr << "error loading image \""<<argv[1]<<"\"\n";
    return -2;
  }

  // extract projections
  cam.ParseMetaData();
  BIASASSERT(cam.IsProjValid());
  ci.projection = SharedPtr<ProjectionParametersBase>(cam.GetProj().GetParameters()->Clone());
  BIASASSERT(ci.projection);
  if (cam.GetChannelCount()!=1){
    if (ImageConvert::ToGrey(cam, tmp)!=0){
      return -3;
    }
    cam = tmp;
  }
  ci.image = SharedPtr<Image<unsigned char> >(new Image<unsigned char>(cam));
  // this does not Work!!! SharedPtr is destructing object and it ends in a double free
  //  ci.image = SharedPtr<Image<unsigned char> >(&cam);

  double rescale = 4.0;
  unsigned size = 2;
  cp.Init(ci, size, rescale);
  
  cout<<"Size:"<<cp.Size()<<endl;
  cout<<"RefCount image:"<<RefCount(ci.image)<<endl;
  cout<<"RefCount projection:"<<RefCount(ci.projection)<<endl;
  return 0;
}