ITK  6.0.0
Insight Toolkit
SphinxExamples/src/Bridge/VtkGlue/ConvertRGBvtkImageDataToAnitkImage/Code.py
1 #!/usr/bin/env python
2 
3 # Copyright NumFOCUS
4 #
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
8 #
9 # https://www.apache.org/licenses/LICENSE-2.0.txt
10 #
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
16 
17 import itk
18 import vtk
19 import argparse
20 
21 parser = argparse.ArgumentParser(
22  description="Convert RBG vtk Image Data To An itk Image."
23 )
24 parser.add_argument("input_image")
25 args = parser.parse_args()
26 
27 Dimension = 2
28 PixelComponentType = itk.UC
29 PixelType = itk.RGBPixel[PixelComponentType]
30 ImageType = itk.Image[PixelType, Dimension]
31 
32 reader = vtk.vtkPNGReader()
33 reader.SetFileName(args.input_image)
34 reader.SetDataScalarTypeToUnsignedChar()
35 
36 vtkToItkFilter = itk.VTKImageToImageFilter[ImageType].New()
37 vtkToItkFilter.SetInput(reader.GetOutput())
38 
39 reader.Update()
40 vtkToItkFilter.Update()
41 myitkImage = vtkToItkFilter.GetOutput()
42 print(myitkImage)
itk::RGBPixel
Represent Red, Green and Blue components for color images.
Definition: itkRGBPixel.h:58
itk::Image
Templated n-dimensional image class.
Definition: itkImage.h:88
New
static Pointer New()
itk::VTKImageToImageFilter
Converts a VTK image into an ITK image and plugs a VTK data pipeline to an ITK datapipeline.
Definition: itkVTKImageToImageFilter.h:51