// clitk
#include "clitkSegmentationUtils.h"
-// #include "clitkBooleanOperatorLabelImageFilter.h"
-// #include "clitkAutoCropFilter.h"
-// #include "clitkResampleImageWithOptionsFilter.h"
-// #include "clitkBooleanOperatorLabelImageFilter.h"
#include "clitkExtractSliceFilter.h"
+#include "clitkResampleImageWithOptionsFilter.h"
-// // itk
-// #include <deque>
-// #include "itkStatisticsLabelMapFilter.h"
-// #include "itkLabelImageToStatisticsLabelMapFilter.h"
-// #include "itkRegionOfInterestImageFilter.h"
-// #include "itkBinaryThresholdImageFilter.h"
-// #include "itkBinaryErodeImageFilter.h"
-// #include "itkBinaryBallStructuringElement.h"
-
-// // itk [Bloch et al]
-// #include "RelativePositionPropImageFilter.h"
+// itk
+#include <itkJoinSeriesImageFilter.h>
//--------------------------------------------------------------------
template <class ImageType>
clitk::SliceBySliceRelativePositionFilter<ImageType>::
SliceBySliceRelativePositionFilter():
- clitk::FilterBase(),
- itk::ImageToImageFilter<ImageType, ImageType>()
+ clitk::AddRelativePositionConstraintToLabelImageFilter<ImageType>()
{
- this->SetNumberOfRequiredInputs(2);
SetDirection(2);
- SetObjectBackgroundValue(0);
+ UniqueConnectedComponentBySliceFlagOff();
+ SetIgnoreEmptySliceObjectFlag(false);
+ UseTheLargestObjectCCLFlagOff();
+ this->VerboseStepFlagOff();
+ this->WriteStepFlagOff();
+ this->SetCombineWithOrFlag(false);
+ ObjectCCLSelectionFlagOff();
+ SetObjectCCLSelectionDimension(0);
+ SetObjectCCLSelectionDirection(1);
+ ObjectCCLSelectionIgnoreSingleCCLFlagOff();
}
//--------------------------------------------------------------------
template <class ImageType>
void
clitk::SliceBySliceRelativePositionFilter<ImageType>::
-SetInput(const ImageType * image) {
+SetInput(const ImageType * image)
+{
// Process object is not const-correct so the const casting is required.
this->SetNthInput(0, const_cast<ImageType *>(image));
}
template <class ImageType>
void
clitk::SliceBySliceRelativePositionFilter<ImageType>::
-SetInputObject(const ImageType * image) {
+SetInputObject(const ImageType * image)
+{
// Process object is not const-correct so the const casting is required.
this->SetNthInput(1, const_cast<ImageType *>(image));
}
template <class ImageType>
void
clitk::SliceBySliceRelativePositionFilter<ImageType>::
-GenerateOutputInformation() {
- ImagePointer input = dynamic_cast<ImageType*>(itk::ProcessObject::GetInput(0));
- ImagePointer outputImage = this->GetOutput(0);
- outputImage->SetRegions(input->GetLargestPossibleRegion());
+PrintOptions(std::ostream & os)
+{
+ os << "Slice direction = " << this->GetDirection() << std::endl
+ << "BG value = " << this->GetBackgroundValue() << std::endl;
+ for(int i=0; i<this->GetNumberOfAngles(); i++)
+ os << "Orientation = " << this->GetOrientationTypeString()[i] << std::endl;
+ os << "InverseOrientationFlag = " << this->GetInverseOrientationFlag() << std::endl
+ << "SpacingFlag = " << this->GetIntermediateSpacingFlag() << std::endl
+ << "Spacing = " << this->GetIntermediateSpacing() << std::endl
+ << "FuzzyThreshold = " << this->GetFuzzyThreshold() << std::endl
+ << "UniqueConnectedComponentBySliceFlag = " << this->GetUniqueConnectedComponentBySliceFlag() << std::endl
+ << "AutoCropFlag = " << this->GetAutoCropFlag() << std::endl
+ << "RemoveObjectFlag= " << this->GetRemoveObjectFlag() << std::endl
+ << "CombineWithOrFlag = " << this->GetCombineWithOrFlag() << std::endl
+ << "UseTheLargestObjectCCLFlag = " << this->GetUseTheLargestObjectCCLFlag() << std::endl
+ << "ObjectCCLSelectionFlag = " << this->GetObjectCCLSelectionFlag() << std::endl
+ << "ObjectCCLSelectionDimension = " << this->GetObjectCCLSelectionDimension() << std::endl
+ << "ObjectCCLSelectionIgnoreSingleCCLFlag = " << this->GetObjectCCLSelectionIgnoreSingleCCLFlag() << std::endl
+ << "IgnoreEmptySliceObjectFlag = " << this->GetIgnoreEmptySliceObjectFlag() << std::endl;
}
//--------------------------------------------------------------------
template <class ImageType>
void
clitk::SliceBySliceRelativePositionFilter<ImageType>::
-GenerateInputRequestedRegion() {
+GenerateInputRequestedRegion()
+{
// Call default
itk::ImageToImageFilter<ImageType, ImageType>::GenerateInputRequestedRegion();
// Get input pointers and set requested region to common region
}
//--------------------------------------------------------------------
-
+
//--------------------------------------------------------------------
template <class ImageType>
void
clitk::SliceBySliceRelativePositionFilter<ImageType>::
-GenerateData() {
+GenerateOutputInformation()
+{
+ if (this->GetVerboseOptionFlag()) {
+ PrintOptions();
+ }
+
// Get input pointer
input = dynamic_cast<ImageType*>(itk::ProcessObject::GetInput(0));
object = dynamic_cast<ImageType*>(itk::ProcessObject::GetInput(1));
//--------------------------------------------------------------------
// Resample object to the same spacing than input
if (!clitk::HaveSameSpacing<ImageType, ImageType>(object, input)) {
- StartNewStep("Resample object to the same spacing than input");
+ this->StartNewStep("Resample object to the same spacing than input");
m_working_object = clitk::ResampleImageSpacing<ImageType>(object, input->GetSpacing());
- StopCurrentStep<ImageType>(m_working_object);
+ this->template StopCurrentStep<ImageType>(m_working_object);
}
else {
- DD("no resampling");
m_working_object = object;
}
//--------------------------------------------------------------------
// Pad object to the same size than input
if (!clitk::HaveSameSizeAndSpacing<ImageType, ImageType>(m_working_object, input)) {
- StartNewStep("Pad object to the same size than input");
- m_working_object = clitk::EnlargeImageLike<ImageType>(m_working_object,
- input,
- GetObjectBackgroundValue());
- StopCurrentStep<ImageType>(m_working_object);
+ this->StartNewStep("Pad object to the same size than input");
+ m_working_object = clitk::ResizeImageLike<ImageType>(m_working_object,
+ input,
+ this->GetObjectBackgroundValue());
+ this->template StopCurrentStep<ImageType>(m_working_object);
}
else {
- DD("no pad");
}
-
+
/*
+ - extract vector of slices in input, in object
+ - slice by slice rel position
+ - joint result
+ - post process
+ */
//--------------------------------------------------------------------
// Extract input slices
- StartNewStep("Extract input slices");
+ this->StartNewStep("Extract input slices");
typedef clitk::ExtractSliceFilter<ImageType> ExtractSliceFilterType;
- typename ExtractSliceFilterType::Pointer extractSliceFilter = Extractslicefilter::New();
+ typename ExtractSliceFilterType::Pointer extractSliceFilter = ExtractSliceFilterType::New();
extractSliceFilter->SetInput(input);
extractSliceFilter->SetDirection(GetDirection());
extractSliceFilter->Update();
typedef typename ExtractSliceFilterType::SliceType SliceType;
- std::vector<typename SliceType::Pointer> & mInputSlices = extractSliceFilter->GetOutput();
- DD(mInputSlices.size());
- StopCurrentStep<SliceType>(mInputSlices[5]);
+ std::vector<typename SliceType::Pointer> mInputSlices;
+ extractSliceFilter->GetOutputSlices(mInputSlices);
+ this->template StopCurrentStep<SliceType>(mInputSlices[0]);
//--------------------------------------------------------------------
// Extract object slices
-
- StartNewStep("Extract object slices");
- extractSliceFilter = Extractslicefilter::New();
- extractSliceFilter->SetInput(input);
+ this->StartNewStep("Extract object slices");
+ extractSliceFilter = ExtractSliceFilterType::New();
+ extractSliceFilter->SetInput(m_working_object);//object);
extractSliceFilter->SetDirection(GetDirection());
extractSliceFilter->Update();
- std::vector<typename SliceType::Pointer> & mObjectSlices = extractSliceFilter->GetOutput();
- DD(mObjectSlices.size());
- StopCurrentStep<SliceType>(mInputSlices[5]);
+ std::vector<typename SliceType::Pointer> mObjectSlices;
+ extractSliceFilter->GetOutputSlices(mObjectSlices);
+ this->template StopCurrentStep<SliceType>(mObjectSlices[0]);
-
//--------------------------------------------------------------------
// Perform slice by slice relative position
- StartNewStep("Perform slice by slice relative position");
- for(int i=0; i<mInputSlices.size(); i++) {
- DD(i);
- typedef clitk::AddRelativePositionConstraintToLabelImageFilter<SliceType> RelPosFilterType;
- typename RelPosFilterType::Pointer relPosFilter = RelPosFilterType::New();
- relPosFilter->VerboseStepOff();
- relPosFilter->WriteStepOff();
- relPosFilter->SetInput(mInputSlices[i]);
- relPosFilter->SetInputObject(mObjectSlices[i]);
- relPosFilter->SetOrientationType(GetOrientationType());
- relPosFilter->SetIntermediateSpacing(GetIntermediateSpacing());
- relPosFilter->SetFuzzyThreshold(GetFuzzyThreshold());
- relPosFilter->Update();
- mInputSlices[i] = relPosFilter->GetOutput();
+ this->StartNewStep("Perform slice by slice relative position");
+ for(unsigned int i=0; i<mInputSlices.size(); i++) {
+
+ // Count the number of CCL (allow to ignore empty slice)
+ int nb=0;
+ mObjectSlices[i] = LabelizeAndCountNumberOfObjects<SliceType>(mObjectSlices[i], 0, true, 1, nb);
+ if ((!GetIgnoreEmptySliceObjectFlag()) || (nb!=0)) {
+
+ // Select or not a single CCL ?
+ if (GetUseTheLargestObjectCCLFlag()) {
+ mObjectSlices[i] = KeepLabels<SliceType>(mObjectSlices[i], 0, 1, 1, 1, true);
+ }
+
+ // Select a single according to a position if more than one CCL
+ if (GetObjectCCLSelectionFlag()) {
+ // if several CCL, choose the most extrema according a direction,
+ // if not -> should we consider this slice ?
+ if (nb<2) {
+ if (GetObjectCCLSelectionIgnoreSingleCCLFlag()) {
+ mObjectSlices[i] = SetBackground<SliceType, SliceType>(mObjectSlices[i], mObjectSlices[i],
+ 1, this->GetBackgroundValue(),
+ true);
+ }
+ }
+ int dim = GetObjectCCLSelectionDimension();
+ int direction = GetObjectCCLSelectionDirection();
+ std::vector<typename SliceType::PointType> centroids;
+ ComputeCentroids<SliceType>(mObjectSlices[i], this->GetBackgroundValue(), centroids);
+ uint index=1;
+ for(uint j=1; j<centroids.size(); j++) {
+ if (direction == 1) {
+ if (centroids[j][dim] > centroids[index][dim]) index = j;
+ }
+ else {
+ if (centroids[j][dim] < centroids[index][dim]) index = j;
+ }
+ }
+ for(uint v=1; v<centroids.size(); v++) {
+ if (v != index) {
+ mObjectSlices[i] = SetBackground<SliceType, SliceType>(mObjectSlices[i], mObjectSlices[i],
+ (char)v, this->GetBackgroundValue(),
+ true);
+ }
+ }
+ } // end GetbjectCCLSelectionFlag = true
+
+ // Relative position
+ typedef clitk::AddRelativePositionConstraintToLabelImageFilter<SliceType> RelPosFilterType;
+ typename RelPosFilterType::Pointer relPosFilter = RelPosFilterType::New();
+
+ relPosFilter->VerboseStepFlagOff();
+ relPosFilter->WriteStepFlagOff();
+ relPosFilter->SetBackgroundValue(this->GetBackgroundValue());
+ relPosFilter->SetInput(mInputSlices[i]);
+ relPosFilter->SetInputObject(mObjectSlices[i]);
+ relPosFilter->SetRemoveObjectFlag(this->GetRemoveObjectFlag());
+ // This flag (InverseOrientation) *must* be set before
+ // AddOrientation because AddOrientation can change it.
+ relPosFilter->SetInverseOrientationFlag(this->GetInverseOrientationFlag());
+ for(int j=0; j<this->GetNumberOfAngles(); j++) {
+ relPosFilter->AddOrientationTypeString(this->GetOrientationTypeString(j));
+ //DD(this->GetOrientationTypeString(j));
+ }
+ //DD(this->GetInverseOrientationFlag());
+ //relPosFilter->SetOrientationType(this->GetOrientationType());
+ relPosFilter->SetIntermediateSpacing(this->GetIntermediateSpacing());
+ relPosFilter->SetIntermediateSpacingFlag(this->GetIntermediateSpacingFlag());
+ relPosFilter->SetFuzzyThreshold(this->GetFuzzyThreshold());
+ relPosFilter->AutoCropFlagOff(); // important ! because we join the slices after this loop
+ relPosFilter->SetCombineWithOrFlag(this->GetCombineWithOrFlag());
+ relPosFilter->Update();
+ mInputSlices[i] = relPosFilter->GetOutput();
+
+ // Select main CC if needed
+ if (GetUniqueConnectedComponentBySliceFlag()) {
+ mInputSlices[i] = Labelize<SliceType>(mInputSlices[i], 0, true, 1);
+ mInputSlices[i] = KeepLabels<SliceType>(mInputSlices[i], 0, 1, 1, 1, true);
+ }
+
+ /*
+ // Select unique CC according to the most in a given direction
+ if (GetUniqueConnectedComponentBySliceAccordingToADirection()) {
+ int nb;
+ mInputSlices[i] = LabelizeAndCountNumberOfObjects<SliceType>(mInputSlices[i], 0, true, 1, nb);
+ std::vector<typename ImageType::PointType> & centroids;
+ ComputeCentroids
+ }
+ */
+ }
}
- typedef itk::JoinSeriesImageFilter<SliceType, ImageType> JointSeriesFilterType;
- typename JointSeriesFilterType::Pointer jointFilter = JointSeriesFilterType::New();
- for(int i=0; i<mInputSlices.size(); i++) {
- jointFilter->SetInput(i, mInputSlices[i]);
+
+ // Join the slices
+ m_working_input = clitk::JoinSlices<ImageType>(mInputSlices, input, GetDirection());
+ this->template StopCurrentStep<ImageType>(m_working_input);
+
+ //--------------------------------------------------------------------
+ // Step 7: autocrop
+ if (this->GetAutoCropFlag()) {
+ this->StartNewStep("Final AutoCrop");
+ typedef clitk::AutoCropFilter<ImageType> CropFilterType;
+ typename CropFilterType::Pointer cropFilter = CropFilterType::New();
+ cropFilter->SetInput(m_working_input);
+ cropFilter->ReleaseDataFlagOff();
+ cropFilter->Update();
+ m_working_input = cropFilter->GetOutput();
+ this->template StopCurrentStep<ImageType>(m_working_input);
}
- m_working_input = jointFilter->GetOutput();
- DD(m_working_input->GetSpacing());
- DD(m_working_input->GetOrigin());
- StopCurrentStep<ImageType>(m_working_input);
- */
+ // Update output info
+ this->GetOutput(0)->SetRegions(m_working_input->GetLargestPossibleRegion());
+}
+//--------------------------------------------------------------------
+//--------------------------------------------------------------------
+template <class ImageType>
+void
+clitk::SliceBySliceRelativePositionFilter<ImageType>::
+GenerateData()
+{
+ // Get input pointer
//--------------------------------------------------------------------
//--------------------------------------------------------------------
// Final Step -> set output
- this->SetNthOutput(0, m_working_input);
+ //this->SetNthOutput(0, m_working_input);
+ this->GraftOutput(m_working_input);
return;
}
//--------------------------------------------------------------------
git://git.creatis.insa-lyon.fr / clitk.git / blobdiff