int
main(int argc, char * argv[])
{
if (argc < 3)
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputImageFile outputImageFile" << std::endl;
return EXIT_FAILURE;
}
std::string inputFilename = argv[1];
std::string outputFilename = argv[2];
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(inputFilename);
VectorMagnitudeFilterType::Pointer magnitudeFilter = VectorMagnitudeFilterType::New();
magnitudeFilter->SetInput(reader->GetOutput());
rescaleFilterType::Pointer rescaler = rescaleFilterType::New();
rescaler->SetOutputMinimum(0);
rescaler->SetOutputMaximum(255);
rescaler->SetInput(magnitudeFilter->GetOutput());
WriterType::Pointer writer = WriterType::New();
writer->SetFileName(outputFilename);
writer->SetInput(rescaler->GetOutput());
writer->Update();
return EXIT_SUCCESS;
}