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/*=========================================================================
Program: ORFEO Toolbox
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
See OTBCopyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "itkMacro.h"
#include "otbImage.h"
#include "otbImageFileReader.h"
#include "otbThresholdImageToPointSetFilter.h"
int otbThresholdImageToPointSetTest(int itkNotUsed(argc), char * argv[])
{
const char * inputFilename = argv[1];
const char * outputFilename = argv[2];
typedef unsigned char InputPixelType;
const unsigned int Dimension = 2;
typedef otb::Image<InputPixelType, Dimension> InputImageType;
typedef otb::ImageFileReader<InputImageType> ReaderType;
typedef itk::PointSet<InputPixelType, Dimension> PointSetType;
typedef otb::ThresholdImageToPointSetFilter<InputImageType, PointSetType> FunctionType;
typedef PointSetType::PointType PointType;
typedef FunctionType::InputPixelType InputPixelType;
typedef FunctionType::OutputPointSetType OutputPointSetType;
InputPixelType LowerThreshold((InputPixelType) ::atoi(argv[3]));
InputPixelType UpperThreshold((InputPixelType) ::atoi(argv[4]));
ReaderType::Pointer reader = ReaderType::New();
FunctionType::Pointer function = FunctionType::New();
reader->SetFileName(inputFilename);
function->SetInput(0, reader->GetOutput());
function->SetLowerThreshold(LowerThreshold);
function->SetUpperThreshold(UpperThreshold);
function->Update();
OutputPointSetType * pointList = function->GetOutput();
std::ofstream file;
file.open(outputFilename);
unsigned long NbPoints = pointList->GetNumberOfPoints();
file << "NbPoints : " << NbPoints << std::endl;
PointType CoordPoint;
//Initialization
CoordPoint.Fill(0);
for (unsigned long i = 0; i < NbPoints; ++i)
{
pointList->GetPoint(i, &CoordPoint);
file << i + 1 << "/" << NbPoints << " : " << CoordPoint[0] << " , " << CoordPoint[1] << std::endl;
}
file.close();
return EXIT_SUCCESS;
}
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