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| 1 | - | #include "itkImage.h" |
| 1 | + | |
| 2 | - | #include "itkImageFileWriter.h" |
| 2 | + | |
| 3 | - | #include "itkImageFileReader.h" |
| 3 | + | |
| 4 | - | #include "itkMinimumMaximumImageCalculator.h" |
| 4 | + | |
| 5 | - | #include "itkImageRegionIterator.h" |
| 5 | + | |
| 6 | - | #include <iostream> |
| 6 | + | |
| 7 | - | #include <string> |
| 7 | + | |
| 8 | - | #include <stdlib.h> |
| 8 | + | |
| 9 | - | #include <fstream> |
| 9 | + | |
| 10 | PixelType Imax = imageCalculatorFilter->GetMaximum(); | |
| 11 | - | using namespace std; |
| 11 | + | |
| 12 | PixelType Omax = 1; | |
| 13 | - | const unsigned int ImageDimension = 4; |
| 13 | + | |
| 14 | - | typedef double PixelType; |
| 14 | + | |
| 15 | - | typedef itk::Image< PixelType, ImageDimension > ImageType; |
| 15 | + | |
| 16 | - | typedef itk::ImageFileReader< ImageType > ReaderType; |
| 16 | + | |
| 17 | - | typedef itk::ImageFileWriter< ImageType > WriterType; |
| 17 | + | |
| 18 | ||
| 19 | std::cout << "image iterator at end?" << imageIterator.IsAtEnd() << std::endl; //gives 1 always | |
| 20 | ||
| 21 | while(!imageIterator.IsAtEnd()) | |
| 22 | {
| |
| 23 | PixelType inputPixel = imageIterator.Get(); | |
| 24 | PixelType outputPixel = (inputPixel-Imin)*((Omax-Omin)/(Imax-Imin))+Omin; | |
| 25 | imageIterator.Set(outputPixel); | |
| 26 | ++imageIterator; | |
| 27 | } | |
| 28 | ||
| 29 | ImageType::Pointer outputimage = inputimage; | |
| 30 | ||
| 31 | return outputimage; | |
| 32 | } | |
| 33 | ||
| 34 | int main(int argc , char *argv[]) | |
| 35 | {
| |
| 36 | if( argc < 3 ) | |
| 37 | {
| |
| 38 | std::cerr << "Usage: " << std::endl; | |
| 39 | std::cerr << argv[1] << " inputImageFile" << std::endl; | |
| 40 | std::cerr << argv[2] << " outputImageFile" << std::endl; | |
| 41 | return EXIT_FAILURE; | |
| 42 | } | |
| 43 | ||
| 44 | ReaderType::Pointer reader = ReaderType::New(); | |
| 45 | ||
| 46 | reader->SetFileName(argv[1]); | |
| 47 | reader->Update(); | |
| 48 | ||
| 49 | ImageType::Pointer image = reader->GetOutput(); | |
| 50 | ImageType::RegionType region = image->GetLargestPossibleRegion(); | |
| 51 | ImageType::SizeType size = region.GetSize(); | |
| 52 | ||
| 53 | ImageType::IndexType volumestart; | |
| 54 | volumestart = image->GetLargestPossibleRegion().GetIndex(); | |
| 55 | ||
| 56 | int nrofloops = size[ImageDimension-1]; | |
| 57 | ||
| 58 | size[ImageDimension-1] = 0; | |
| 59 | ||
| 60 | region.SetSize(size); | |
| 61 | ||
| 62 | ImageType::Pointer scaledImage; | |
| 63 | scaledImage = image; | |
| 64 | ||
| 65 | for(int i=0; i < nrofloops; i++) | |
| 66 | {
| |
| 67 | volumestart[ImageDimension-1] = i; | |
| 68 | region.SetIndex(volumestart); | |
| 69 | scaledImage = randomscaler(scaledImage, region); | |
| 70 | } | |
| 71 | ||
| 72 | return 0; | |
| 73 | } |