ITK  4.13.0
Insight Segmentation and Registration Toolkit
SphinxExamples/src/Filtering/ImageGrid/FlipAnImageOverSpecifiedAxes/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 
23 import itk
24 
25 if len(sys.argv) != 4:
26  print("Usage: " + sys.argv[0] + " <InputImage> <OutputImage> <AxisToFlip>")
27  sys.exit(1)
28 
29 PixelType = itk.UC
30 Dimension = 2
31 
32 ImageType = itk.Image[PixelType, Dimension]
33 
34 reader = itk.ImageFileReader[ImageType].New()
35 reader.SetFileName(sys.argv[1])
36 
37 flipFilter = itk.FlipImageFilter[ImageType].New()
38 flipFilter.SetInput(reader.GetOutput())
39 
40 if int(sys.argv[3]) == 0:
41  flipAxes = (True, False)
42 else:
43  flipAxes = (False, True)
44 
45 flipFilter.SetFlipAxes(flipAxes)
46 
47 writer = itk.ImageFileWriter[ImageType].New()
48 writer.SetFileName(sys.argv[2])
49 writer.SetInput(flipFilter.GetOutput())
50 
51 writer.Update()