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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include <vtkSmartPointer.h>
#include <vtkImageData.h>
#include <vtkImageViewer2.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include <vtkTIFFReader.h>
int TestCompressedTIFFReader(int argc, char* argv[])
{
// Verify input arguments
if (argc < 3)
{
std::cout << "Usage: " << argv[0] << " Filename(.tif)" << std::endl;
return EXIT_FAILURE;
}
// Read the image
vtkSmartPointer<vtkTIFFReader> reader = vtkSmartPointer<vtkTIFFReader>::New();
reader->SetFileName(argv[1]);
reader->UpdateInformation();
// Read the image in 4 chunks. This exercises the logic to read random scan
// lines from files that do not support it.
const int maxNumPieces = 4;
for (int cc = 0; cc < maxNumPieces; cc++)
{
reader->UpdatePiece(cc, maxNumPieces, 0);
}
reader->UpdateWholeExtent();
// Visualize
vtkSmartPointer<vtkImageViewer2> imageViewer = vtkSmartPointer<vtkImageViewer2>::New();
imageViewer->SetInputConnection(reader->GetOutputPort());
vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
imageViewer->SetupInteractor(renderWindowInteractor);
imageViewer->Render();
imageViewer->GetRenderer()->ResetCamera();
renderWindowInteractor->Initialize();
imageViewer->Render();
renderWindowInteractor->Start();
return EXIT_SUCCESS;
}
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