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/*
* Copyright (C) 2005-2017 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include "otbImage.h"
#include "otbPointSetToDensityImageFilter.h"
#include "itkVariableLengthVector.h"
#include "otbImageFileReader.h"
#include "otbImageFileWriter.h"
#include "otbImageToSIFTKeyPointSetFilter.h"
int otbPointSetToDensityImageFilterTest(int itkNotUsed(argc), char* argv[])
{
const char * infname = argv[1];
const char * outfname = argv[2];
const unsigned int scales = atoi(argv[3]);
const unsigned int octaves = atoi(argv[4]);
const unsigned int radius = atoi(argv[5]);
const unsigned int Dimension = 2;
typedef float PixelType;
typedef otb::Image<PixelType, Dimension> ImageType;
typedef otb::ImageFileReader<ImageType> ReaderType;
typedef otb::ImageFileWriter<ImageType> WriterType;
typedef itk::VariableLengthVector<PixelType> RealVectorType;
typedef itk::PointSet<RealVectorType, Dimension> PointSetType;
typedef otb::ImageToSIFTKeyPointSetFilter<ImageType, PointSetType> DetectorType;
typedef otb::PointSetToDensityImageFilter <PointSetType, ImageType> FunctionType;
/**Instantiation of an object*/
FunctionType::Pointer filter = FunctionType::New();
DetectorType::Pointer detector = DetectorType::New();
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(infname);
reader->GenerateOutputInformation();
detector->SetInput(reader->GetOutput());
detector->SetOctavesNumber(octaves);
detector->SetScalesNumber(scales);
/** PointSetImageToDensity ImageFilter*/
filter->SetInput(detector->GetOutput());
filter->SetRadius(radius);
filter->SetSpacing(reader->GetOutput()->GetSignedSpacing());
filter->SetSize(reader->GetOutput()->GetLargestPossibleRegion().GetSize());
filter->SetOrigin(reader->GetOutput()->GetOrigin());
/** Writing the densty Image*/
WriterType::Pointer writer = WriterType::New();
writer->SetFileName(outfname);
writer->SetInput(filter->GetOutput());
writer->Update();
return EXIT_SUCCESS;
}
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