int
main(int argc, char * argv[])
{
if (argc != 3)
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " <InputFileName> <OutputFileName>" << std::endl;
return EXIT_FAILURE;
}
using PixelType = unsigned char;
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(argv[1]);
ColormapType::Pointer colormap = ColormapType::New();
ColormapType::ChannelType redChannel;
ColormapType::ChannelType greenChannel;
ColormapType::ChannelType blueChannel;
random->SetSeed(0);
for (unsigned int i = 0; i < 255; ++i)
{
redChannel.push_back(static_cast<ColormapType::RealType>(random->GetUniformVariate(0., 1.0)));
greenChannel.push_back(static_cast<ColormapType::RealType>(random->GetUniformVariate(0., 1.0)));
blueChannel.push_back(static_cast<ColormapType::RealType>(random->GetUniformVariate(0., 1.0)));
}
colormap->SetRedChannel(redChannel);
colormap->SetGreenChannel(greenChannel);
colormap->SetBlueChannel(blueChannel);
ColormapFilterType::Pointer colormapFilter1 = ColormapFilterType::New();
colormapFilter1->SetInput(reader->GetOutput());
colormapFilter1->SetColormap(colormap);
WriterType::Pointer writer = WriterType::New();
writer->SetInput(colormapFilter1->GetOutput());
writer->SetFileName(argv[2]);
try
{
writer->Update();
}
catch (itk::ExceptionObject & error)
{
std::cerr << "Error: " << error << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}