ITK  4.8.0
Insight Segmentation and Registration Toolkit
SphinxExamples/src/Filtering/Smoothing/ApplyMedianFilter/Code.py
1 #!/usr/bin/env python
2 
3 #==========================================================================
4 #
5 # Copyright Insight Software Consortium
6 #
7 # Licensed under the Apache License, Version 2.0 (the "License");
8 # you may not use this file except in compliance with the License.
9 # You may obtain a copy of the License at
10 #
11 # http://www.apache.org/licenses/LICENSE-2.0.txt
12 #
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS,
15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 # See the License for the specific language governing permissions and
17 # limitations under the License.
18 #
19 #==========================================================================*/
20 
21 import sys
22 import itk
23 
24 if len(sys.argv) != 4:
25  print("Usage: " + sys.argv[0] + " <inputImage> <outputImage> <radius>")
26  sys.exit(1)
27 
28 inputImage = sys.argv[1]
29 outputImage = sys.argv[2]
30 radius = int(sys.argv[3])
31 
32 PixelType = itk.UC
33 Dimension = 2
34 
35 ImageType = itk.Image[PixelType, Dimension]
36 
37 ReaderType = itk.ImageFileReader[ImageType]
38 reader = ReaderType.New()
39 reader.SetFileName(inputImage)
40 
41 FilterType = itk.MedianImageFilter[ImageType, ImageType]
42 medianFilter = FilterType.New()
43 
44 medianFilter.SetInput(reader.GetOutput())
45 medianFilter.SetRadius(radius)
46 
47 WriterType = itk.ImageFileWriter[ImageType]
48 writer = WriterType.New()
49 writer.SetFileName(outputImage)
50 writer.SetInput(medianFilter.GetOutput())
51 
52 writer.Update()