int
main(int argc, char * argv[])
{
if (argc < 4)
{
std::cerr << "Usage: \n" << argv[0] << "<InputFileName> <DisplacementFieldFileName> <OutputFileName>" << std::endl;
return EXIT_FAILURE;
}
const char * inputFileName = argv[1];
const char * displacementFieldFileName = argv[2];
const char * outputFileName = argv[3];
using VectorComponentType = float;
using PixelType = unsigned char;
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(inputFileName);
FieldReaderType::Pointer fieldReader = FieldReaderType::New();
fieldReader->SetFileName(displacementFieldFileName);
fieldReader->Update();
DisplacementFieldType::ConstPointer deformationField = fieldReader->GetOutput();
FilterType::Pointer filter = FilterType::New();
InterpolatorType::Pointer interpolator = InterpolatorType::New();
filter->SetInterpolator(interpolator);
filter->SetOutputSpacing(deformationField->GetSpacing());
filter->SetOutputOrigin(deformationField->GetOrigin());
filter->SetOutputDirection(deformationField->GetDirection());
filter->SetDisplacementField(deformationField);
filter->SetInput(reader->GetOutput());
WriterType::Pointer writer = WriterType::New();
writer->SetInput(filter->GetOutput());
writer->SetFileName(outputFileName);
try
{
writer->Update();
}
catch (itk::ExceptionObject & error)
{
std::cerr << "Error: " << error << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}