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ReadTIFF

vtk-examples/Cxx/IO/ReadTIFF


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Question

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Code

ReadTIFF.cxx

#include <vtkImageViewer2.h>
#include <vtkNamedColors.h>
#include <vtkNew.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include <vtkTIFFReader.h>

int main(int argc, char* argv[])
{
  vtkNew<vtkNamedColors> colors;

  // Verify input arguments.
  if (argc != 2)
  {
    std::cout << "Usage: " << argv[0] << " Filename(.tif) e.g. ColorCells.tif"
              << std::endl;
    return EXIT_FAILURE;
  }

  // Read the image.
  vtkNew<vtkTIFFReader> reader;
  reader->SetFileName(argv[1]);

  // Visualize
  vtkNew<vtkImageViewer2> imageViewer;
  imageViewer->SetInputConnection(reader->GetOutputPort());
  vtkNew<vtkRenderWindowInteractor> renderWindowInteractor;
  imageViewer->SetupInteractor(renderWindowInteractor);
  imageViewer->Render();
  imageViewer->GetRenderer()->SetBackground(
      colors->GetColor3d("DarkSlateGray").GetData());
  imageViewer->GetRenderer()->ResetCamera();
  imageViewer->GetRenderWindow()->SetWindowName("ReadTIFF");
  imageViewer->Render();

  renderWindowInteractor->Start();

  return EXIT_SUCCESS;
}

CMakeLists.txt

cmake_minimum_required(VERSION 3.12 FATAL_ERROR)

project(ReadTIFF)

find_package(VTK COMPONENTS 
  CommonColor
  CommonCore
  IOImage
  InteractionImage
  InteractionStyle
  RenderingContextOpenGL2
  RenderingCore
  RenderingFreeType
  RenderingGL2PSOpenGL2
  RenderingOpenGL2
)

if (NOT VTK_FOUND)
  message(FATAL_ERROR "ReadTIFF: Unable to find the VTK build folder.")
endif()

# Prevent a "command line is too long" failure in Windows.
set(CMAKE_NINJA_FORCE_RESPONSE_FILE "ON" CACHE BOOL "Force Ninja to use response files.")
add_executable(ReadTIFF MACOSX_BUNDLE ReadTIFF.cxx )
  target_link_libraries(ReadTIFF PRIVATE ${VTK_LIBRARIES}
)
# vtk_module_autoinit is needed
vtk_module_autoinit(
  TARGETS ReadTIFF
  MODULES ${VTK_LIBRARIES}
)

Download and Build ReadTIFF

Click here to download ReadTIFF and its CMakeLists.txt file. Once the tarball ReadTIFF.tar has been downloaded and extracted,

cd ReadTIFF/build

If VTK is installed:

cmake ..

If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:

cmake -DVTK_DIR:PATH=/home/me/vtk_build ..

Build the project:

make

and run it:

./ReadTIFF

WINDOWS USERS

Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.