2 #include <itkImageFileWriter.h>
4 #include <fpa/Image/RegionGrow.h>
5 #include <fpa/Image/Functors/RegionGrow/Tautology.h>
7 // -------------------------------------------------------------------------
8 typedef unsigned char TPixel;
9 typedef itk::Image< TPixel, 2 > TImage;
10 typedef itk::ImageFileWriter< TImage > TWriter;
12 typedef fpa::Image::RegionGrow< TImage, TImage > TFilter;
13 typedef fpa::Image::Functors::RegionGrow::Tautology< TPixel > TPredicate;
15 // -------------------------------------------------------------------------
16 int main( int argc, char* argv[] )
22 << "Usage: " << argv[ 0 ]
23 << " output_image width height s0x s0y s1x s1y ..."
28 std::string output_image_filename = argv[ 1 ];
29 TImage::SizeType size;
30 size[ 0 ] = std::atoi( argv[ 2 ] );
31 size[ 1 ] = std::atoi( argv[ 3 ] );
33 TImage::Pointer input = TImage::New( );
34 input->SetRegions( size );
36 input->FillBuffer( 0 );
38 TPredicate::Pointer predicate = TPredicate::New( );
40 TFilter::Pointer filter = TFilter::New( );
41 filter->SetInput( input );
42 filter->SetPredicate( predicate );
43 for( int i = 4; i < argc; i += 2 )
47 TImage::IndexType seed;
48 seed[ 0 ] = std::atoi( argv[ i ] );
49 seed[ 1 ] = std::atoi( argv[ i + 1 ] );
50 filter->AddSeed( seed );
55 filter->SetInsideValue( 255 );
56 filter->SetOutsideValue( 0 );
58 TWriter::Pointer writer = TWriter::New( );
59 writer->SetInput( filter->GetOutput( ) );
60 writer->SetFileName( output_image_filename );
65 catch( std::exception& err )
67 std::cerr << "ERROR: " << err.what( ) << std::endl;