1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include <iostream>
#include "itkCropImageFilter.h"
#include "itkFileOutputWindow.h"
#include "itkFilterWatcher.h"
int itkCropImageFilterTest(int, char* [] )
{
itk::FileOutputWindow::Pointer fow = itk::FileOutputWindow::New();
fow->SetInstance(fow);
// typedefs to simplify the syntax
typedef itk::Image<short, 2> SimpleImage;
SimpleImage::Pointer simpleImage = SimpleImage::New();
std::cout << "Simple image spacing: " << simpleImage->GetSpacing()[0] << ", "
<< simpleImage->GetSpacing()[1] << std::endl;
// typedefs to simplify the syntax
typedef itk::Image<short, 2> ShortImage;
// Test the creation of an image with native type
ShortImage::Pointer if2 = ShortImage::New();
// fill in an image
ShortImage::IndexType index = {{0, 0}};
ShortImage::SizeType size = {{8, 12}};
ShortImage::RegionType region;
region.SetSize( size );
region.SetIndex( index );
if2->SetLargestPossibleRegion( region );
if2->SetBufferedRegion( region );
if2->Allocate();
itk::ImageRegionIterator<ShortImage> iterator(if2, region);
short i=0;
for (; !iterator.IsAtEnd(); ++iterator, ++i)
{
iterator.Set( i );
}
std::cout << "Input Image: " << if2 << std::endl;
// Create a filter
itk::CropImageFilter< ShortImage, ShortImage >::Pointer extract;
extract = itk::CropImageFilter< ShortImage, ShortImage >::New();
FilterWatcher watcher(extract);
extract->SetInput( if2 );
ShortImage::RegionType requestedRegion;
ShortImage::SizeType extractSize = {{8, 12}};
extractSize[0] = 1; extractSize[1] = 1;
extract->SetBoundaryCropSize(extractSize);
extract->SetUpperBoundaryCropSize(extractSize);
extract->SetLowerBoundaryCropSize(extractSize);
extract->UpdateLargestPossibleRegion();
requestedRegion = extract->GetOutput()->GetRequestedRegion();
if (extract->GetOutput()->GetLargestPossibleRegion().GetSize()[0] != 6
|| extract->GetOutput()->GetLargestPossibleRegion().GetSize()[1] != 10)
{
return EXIT_FAILURE;
}
if (extract->GetOutput()->GetLargestPossibleRegion().GetIndex()[0] != 1
|| extract->GetOutput()->GetLargestPossibleRegion().GetIndex()[1] != 1)
{
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
|
