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/*
* Copyright (C) 2005-2020 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 "otbBoxAndWhiskerImageFilter.h"
#include "otbImageFileReader.h"
#include "otbImageFileWriter.h"
#include "otbVectorImage.h"
#include "otbEuclideanDistanceMetricWithMissingValuePow2.h"
#include "itkImageRegionIterator.h"
int otbBoxAndWhiskerImageFilter(int itkNotUsed(argc), char* argv[])
{
const char* inputFilename = argv[1];
const char* outputFilename = argv[2];
unsigned int RadiusX((unsigned int)::atoi(argv[3]));
unsigned int RadiusY((unsigned int)::atoi(argv[4]));
typedef double PixelType;
const unsigned int Dimension = 2;
typedef otb::VectorImage<PixelType, Dimension> ImageType;
typedef otb::ImageFileReader<ImageType> ReaderType;
typedef otb::ImageFileWriter<ImageType> WriterType;
typedef otb::BoxAndWhiskerImageFilter<ImageType> FilterType;
FilterType::SizeType Radius;
Radius[0] = RadiusX;
Radius[1] = RadiusY;
FilterType::Pointer filter = FilterType::New();
filter->SetRadius(Radius);
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writer = WriterType::New();
reader->SetFileName(inputFilename);
reader->UpdateOutputInformation();
writer->SetFileName(outputFilename);
typedef otb::Statistics::EuclideanDistanceMetricWithMissingValuePow2<ImageType::PixelType> OutlierType;
filter->SetInput(reader->GetOutput());
filter->Update();
ImageType::Pointer binaryImage = ImageType::New();
binaryImage->SetRegions(filter->GetOutput()->GetLargestPossibleRegion());
binaryImage->SetNumberOfComponentsPerPixel(filter->GetOutput()->GetNumberOfComponentsPerPixel());
binaryImage->Allocate();
ImageType::PixelType p;
p.SetSize(filter->GetOutput()->GetNumberOfComponentsPerPixel());
p.Fill(0.0);
binaryImage->FillBuffer(p);
typedef itk::ImageRegionConstIterator<ImageType> ConstIteratorType;
typedef itk::ImageRegionIterator<ImageType> IteratorType;
ConstIteratorType inputIt(filter->GetOutput(), filter->GetOutput()->GetRequestedRegion());
IteratorType outputIt(binaryImage, filter->GetOutput()->GetRequestedRegion());
for (inputIt.GoToBegin(), outputIt.GoToBegin(); !inputIt.IsAtEnd(); ++inputIt, ++outputIt)
{
const FilterType::PixelType pixel = inputIt.Get();
ImageType::PixelType outputPixel = outputIt.Get();
const unsigned int vectorSize = pixel.Size();
for (unsigned i = 0; i < vectorSize; ++i)
{
if (OutlierType::IsMissingValue(pixel[i]))
{
outputPixel[i] = 1.0;
}
}
outputIt.Set(outputPixel);
}
writer->SetInput(binaryImage);
writer->Update();
return EXIT_SUCCESS;
}
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