Mercurial > hg > orthanc-stone
view OrthancStone/Sources/Loaders/OrthancMultiframeVolumeLoader.h @ 1851:739a69562826
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 29 Jun 2021 14:25:58 +0200 |
parents | 28979b77ce90 |
children | 3889ae96d2e9 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2021 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/>. **/ #pragma once #include "LoaderStateMachine.h" #include "../Volumes/DicomVolumeImage.h" #include "../Volumes/IGeometryProvider.h" #include <boost/shared_ptr.hpp> namespace OrthancStone { class OrthancMultiframeVolumeLoader : public LoaderStateMachine, public IObservable, public IGeometryProvider { private: class LoadRTDoseGeometry; class LoadGeometry; class LoadTransferSyntax; class LoadUncompressedPixelData; struct PixelCount { uint64_t count_; PixelCount() { count_ = 0; } }; boost::shared_ptr<DicomVolumeImage> volume_; std::string instanceId_; std::string transferSyntaxUid_; bool pixelDataLoaded_; float outliersHalfRejectionRate_; float distributionRawMin_; float distributionRawMax_; float computedDistributionMin_; float computedDistributionMax_; const std::string& GetInstanceId() const; void ScheduleFrameDownloads(); void SetTransferSyntax(const std::string& transferSyntax); void SetGeometry(const Orthanc::DicomMap& dicom); /** This method will : - copy the pixel values from the response to the volume image - compute the maximum and minimum value while discarding the outliersHalfRejectionRate_ fraction of the outliers from both the start and the end of the distribution. In English, this means that, if the volume dataset contains a few extreme values very different from the rest (outliers) that we want to get rid of, this method allows to do so. If you supply 0.005, for instance, it means 1% of the extreme values will be rejected (0.5% on each side of the distribution) */ template <typename T> void CopyPixelDataAndComputeMinMax(const std::string& pixelData); /** Service method for CopyPixelDataAndComputeMinMax*/ template <typename T> void CopyPixelDataAndComputeDistribution(const std::string& pixelData, std::map<T, PixelCount>& distribution); /** Service method for CopyPixelDataAndComputeMinMax*/ template <typename T> void ComputeMinMaxWithOutlierRejection(const std::map<T, PixelCount>& distribution); void SetUncompressedPixelData(const std::string& pixelData); protected: OrthancMultiframeVolumeLoader(ILoadersContext& loadersContext, boost::shared_ptr<DicomVolumeImage> volume, float outliersHalfRejectionRate); public: static boost::shared_ptr<OrthancMultiframeVolumeLoader> Create( ILoadersContext& loadersContext, boost::shared_ptr<DicomVolumeImage> volume, float outliersHalfRejectionRate = 0.0005); virtual ~OrthancMultiframeVolumeLoader(); bool HasGeometry() const ORTHANC_OVERRIDE; virtual const VolumeImageGeometry& GetImageGeometry() const ORTHANC_OVERRIDE; bool IsPixelDataLoaded() const { return pixelDataLoaded_; } void GetDistributionMinMax (float& minValue, float& maxValue) const; void GetDistributionMinMaxWithOutliersRejection (float& minValue, float& maxValue) const; void LoadInstance(const std::string& instanceId); }; }