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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 "itkMacro.h"
#include <iostream>
#include <list>
#include "otbImage.h"
#include "otbImageFileReader.h"
#include "otbImageFileWriter.h"
#include "otbDrawLineSpatialObjectFilter.h"
int otbDrawLineSpatialObject(int itkNotUsed(argc), char * argv[])
{
const char * inputFilename = argv[1];
const char * outputFilename = argv[2];
// two points to represent a straight line
double Ux((double) ::atof(argv[3]));
double Uy((double) ::atof(argv[4]));
double Vx((double) ::atof(argv[5]));
double Vy((double) ::atof(argv[6]));
typedef double InputPixelType;
typedef unsigned char OutputPixelType;
const unsigned int Dimension = 2;
typedef otb::Image<InputPixelType, Dimension> InputImageType;
typedef otb::Image<OutputPixelType, Dimension> OutputImageType;
typedef otb::DrawLineSpatialObjectFilter<InputImageType, OutputImageType> FilterType;
FilterType::Pointer filter = FilterType::New();
typedef otb::ImageFileReader<InputImageType> ReaderType;
typedef otb::ImageFileWriter<OutputImageType> WriterType;
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writer = WriterType::New();
reader->SetFileName(inputFilename);
writer->SetFileName(outputFilename);
// Definition of the line
typedef itk::LineSpatialObject<2> LineType;
LineType::PointListType list;
LineType::LinePointType point;
point.SetPosition(Ux, Uy);
list.push_back(point);
point.SetPosition(Vx, Vy);
list.push_back(point);
LineType::Pointer line = LineType::New();
line->SetId(0);
line->SetPoints(list);
line->ComputeBoundingBox();
filter->SetValue(static_cast<OutputPixelType>(245));
filter->SetInputLine(line);
filter->SetInput(reader->GetOutput());
writer->SetInput(filter->GetOutput());
writer->Update();
return EXIT_SUCCESS;
}
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