ITK  4.8.0
Insight Segmentation and Registration Toolkit
Examples/SpatialObjects/BoundingBoxFromImageMaskSpatialObject.cxx
/*=========================================================================
*
* 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.
*
*=========================================================================*/
// Disable warning for long symbol names in this file only
// Software Guide : BeginLatex
//
// \index{itk::ImageMaskSpatialObject}
// \index{itk::ImageMaskSpatialObject!GetValue()}
//
// This example illustrates how to compute the bounding box around a binary
// contained in an ImageMaskSpatialObject. This is typically useful for
// extracting the region of interest of a segmented object and ignoring the
// larger region of the image that is not occupied by the segmentation.
//
// Software Guide : EndLatex
// Software Guide : BeginCodeSnippet
#include "itkImage.h"
// Software Guide : EndCodeSnippet
int main( int argc, char * argv [] )
{
if ( argc < 2 )
{
std::cerr << "Missing Parameters " << std::endl;
std::cerr << "Usage: " << argv[0];
std::cerr << " inputBinaryImageFile ";
return EXIT_FAILURE;
}
typedef itk::ImageMaskSpatialObject<3> ImageMaskSpatialObject;
typedef ImageMaskSpatialObject::ImageType ImageType;
typedef ImageType::RegionType RegionType;
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName( argv[1] );
try
{
reader->Update();
}
catch( itk::ExceptionObject & excp )
{
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
ImageMaskSpatialObject::Pointer maskSO = ImageMaskSpatialObject::New();
maskSO->SetImage ( reader->GetOutput() );
RegionType boundingBoxRegion = maskSO->GetAxisAlignedBoundingBoxRegion();
std::cout << "Bounding Box Region: " << boundingBoxRegion << std::endl;
return EXIT_SUCCESS;
}