Mercurial > hg > orthanc
view OrthancFramework/Sources/DicomParsing/DicomDirWriter.cpp @ 4691:a08ef46c95a1
applying modifications to subsequences after all the other modifications
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 10 Jun 2021 12:15:38 +0200 |
parents | b6818bbef7b8 |
children | 7053502fbf97 |
line wrap: on
line source
/** * Orthanc - A Lightweight, RESTful DICOM Store * 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/>. **/ /*========================================================================= This file is based on portions of the following project: Program: DCMTK 3.6.0 Module: http://dicom.offis.de/dcmtk.php.en Copyright (C) 1994-2011, OFFIS e.V. All rights reserved. This software and supporting documentation were developed by OFFIS e.V. R&D Division Health Escherweg 2 26121 Oldenburg, Germany Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. - Neither the name of OFFIS nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. =========================================================================*/ /*** Validation: # sudo apt-get install dicom3tools # dciodvfy DICOMDIR 2>&1 | less # dcentvfy DICOMDIR 2>&1 | less http://www.dclunie.com/dicom3tools/dciodvfy.html DICOMDIR viewer working with Wine under Linux: http://www.microdicom.com/ ***/ #include "../PrecompiledHeaders.h" #include "DicomDirWriter.h" #include "FromDcmtkBridge.h" #include "ToDcmtkBridge.h" #include "../Compatibility.h" #include "../Logging.h" #include "../OrthancException.h" #include "../TemporaryFile.h" #include "../Toolbox.h" #include "../SystemToolbox.h" #include <dcmtk/dcmdata/dcdicdir.h> #include <dcmtk/dcmdata/dcmetinf.h> #include <dcmtk/dcmdata/dcdeftag.h> #include <dcmtk/dcmdata/dcuid.h> #include <dcmtk/dcmdata/dcddirif.h> #include <dcmtk/dcmdata/dcvrui.h> #include <dcmtk/dcmdata/dcsequen.h> #include <dcmtk/dcmdata/dcostrmf.h> #include "dcmtk/dcmdata/dcvrda.h" /* for class DcmDate */ #include "dcmtk/dcmdata/dcvrtm.h" /* for class DcmTime */ #include <memory> namespace Orthanc { class DicomDirWriter::PImpl { private: bool utc_; std::string fileSetId_; bool extendedSopClass_; TemporaryFile file_; std::unique_ptr<DcmDicomDir> dir_; typedef std::pair<ResourceType, std::string> IndexKey; typedef std::map<IndexKey, DcmDirectoryRecord* > Index; Index index_; DcmDicomDir& GetDicomDir() { if (dir_.get() == NULL) { dir_.reset(new DcmDicomDir(file_.GetPath().c_str(), fileSetId_.c_str())); //SetTagValue(dir_->getRootRecord(), DCM_SpecificCharacterSet, GetDicomSpecificCharacterSet(Encoding_Utf8)); } return *dir_; } DcmDirectoryRecord& GetRoot() { return GetDicomDir().getRootRecord(); } static bool GetUtf8TagValue(std::string& result, DcmItem& source, Encoding encoding, bool hasCodeExtensions, const DcmTagKey& key) { DcmElement* element = NULL; result.clear(); if (source.findAndGetElement(key, element).good()) { char* s = NULL; if (element->isLeaf() && element->getString(s).good()) { if (s != NULL) { result = Toolbox::ConvertToUtf8(s, encoding, hasCodeExtensions); } return true; } } return false; } static void SetTagValue(DcmDirectoryRecord& target, const DcmTagKey& key, const std::string& valueUtf8) { std::string s = Toolbox::ConvertFromUtf8(valueUtf8, Encoding_Ascii); if (!target.putAndInsertString(key, s.c_str()).good()) { throw OrthancException(ErrorCode_InternalError); } } static bool CopyString(DcmDirectoryRecord& target, DcmDataset& source, Encoding encoding, bool hasCodeExtensions, const DcmTagKey& key, bool optional, bool copyEmpty) { if (optional && !source.tagExistsWithValue(key) && !(copyEmpty && source.tagExists(key))) { return false; } std::string value; bool found = GetUtf8TagValue(value, source, encoding, hasCodeExtensions, key); if (!found) { // We don't raise an exception if "!optional", even if this // results in an invalid DICOM file value.clear(); } SetTagValue(target, key, value); return found; } static void CopyStringType1(DcmDirectoryRecord& target, DcmDataset& source, Encoding encoding, bool hasCodeExtensions, const DcmTagKey& key) { CopyString(target, source, encoding, hasCodeExtensions, key, false, false); } static void CopyStringType1C(DcmDirectoryRecord& target, DcmDataset& source, Encoding encoding, bool hasCodeExtensions, const DcmTagKey& key) { CopyString(target, source, encoding, hasCodeExtensions, key, true, false); } static void CopyStringType2(DcmDirectoryRecord& target, DcmDataset& source, Encoding encoding, bool hasCodeExtensions, const DcmTagKey& key) { CopyString(target, source, encoding, hasCodeExtensions, key, false, true); } static void CopyStringType3(DcmDirectoryRecord& target, DcmDataset& source, Encoding encoding, bool hasCodeExtensions, const DcmTagKey& key) { CopyString(target, source, encoding, hasCodeExtensions, key, true, true); } public: PImpl() : utc_(true), // By default, use UTC (universal time, not local time) fileSetId_("ORTHANC_MEDIA"), extendedSopClass_(false) { } bool IsUtcUsed() const { return utc_; } void SetUtcUsed(bool utc) { utc_ = utc; } void EnableExtendedSopClass(bool enable) { if (enable) { LOG(WARNING) << "Generating a DICOMDIR with type 3 attributes, " << "which leads to an Extended SOP Class"; } extendedSopClass_ = enable; } bool IsExtendedSopClass() const { return extendedSopClass_; } void FillPatient(DcmDirectoryRecord& record, DcmDataset& dicom, Encoding encoding, bool hasCodeExtensions) { // cf. "DicomDirInterface::buildPatientRecord()" CopyStringType1C(record, dicom, encoding, hasCodeExtensions, DCM_PatientID); CopyStringType2(record, dicom, encoding, hasCodeExtensions, DCM_PatientName); } void FillStudy(DcmDirectoryRecord& record, DcmDataset& dicom, Encoding encoding, bool hasCodeExtensions) { // cf. "DicomDirInterface::buildStudyRecord()" std::string nowDate, nowTime; SystemToolbox::GetNowDicom(nowDate, nowTime, utc_); std::string studyDate; if (!GetUtf8TagValue(studyDate, dicom, encoding, hasCodeExtensions, DCM_StudyDate) && !GetUtf8TagValue(studyDate, dicom, encoding, hasCodeExtensions, DCM_SeriesDate) && !GetUtf8TagValue(studyDate, dicom, encoding, hasCodeExtensions, DCM_AcquisitionDate) && !GetUtf8TagValue(studyDate, dicom, encoding, hasCodeExtensions, DCM_ContentDate)) { studyDate = nowDate; } std::string studyTime; if (!GetUtf8TagValue(studyTime, dicom, encoding, hasCodeExtensions, DCM_StudyTime) && !GetUtf8TagValue(studyTime, dicom, encoding, hasCodeExtensions, DCM_SeriesTime) && !GetUtf8TagValue(studyTime, dicom, encoding, hasCodeExtensions, DCM_AcquisitionTime) && !GetUtf8TagValue(studyTime, dicom, encoding, hasCodeExtensions, DCM_ContentTime)) { studyTime = nowTime; } /* copy attribute values from dataset to study record */ SetTagValue(record, DCM_StudyDate, studyDate); SetTagValue(record, DCM_StudyTime, studyTime); CopyStringType2(record, dicom, encoding, hasCodeExtensions, DCM_StudyDescription); CopyStringType1(record, dicom, encoding, hasCodeExtensions, DCM_StudyInstanceUID); /* use type 1C instead of 1 in order to avoid unwanted overwriting */ CopyStringType1C(record, dicom, encoding, hasCodeExtensions, DCM_StudyID); CopyStringType2(record, dicom, encoding, hasCodeExtensions, DCM_AccessionNumber); } void FillSeries(DcmDirectoryRecord& record, DcmDataset& dicom, Encoding encoding, bool hasCodeExtensions) { // cf. "DicomDirInterface::buildSeriesRecord()" /* copy attribute values from dataset to series record */ CopyStringType1(record, dicom, encoding, hasCodeExtensions, DCM_Modality); CopyStringType1(record, dicom, encoding, hasCodeExtensions, DCM_SeriesInstanceUID); /* use type 1C instead of 1 in order to avoid unwanted overwriting */ CopyStringType1C(record, dicom, encoding, hasCodeExtensions, DCM_SeriesNumber); // Add extended (non-standard) type 3 tags, those are not generated by DCMTK // http://dicom.nema.org/medical/Dicom/2016a/output/chtml/part02/sect_7.3.html // https://groups.google.com/d/msg/orthanc-users/Y7LOvZMDeoc/9cp3kDgxAwAJ if (extendedSopClass_) { CopyStringType3(record, dicom, encoding, hasCodeExtensions, DCM_SeriesDescription); } } void FillInstance(DcmDirectoryRecord& record, DcmDataset& dicom, Encoding encoding, bool hasCodeExtensions, DcmMetaInfo& metaInfo, const char* path) { // cf. "DicomDirInterface::buildImageRecord()" /* copy attribute values from dataset to image record */ CopyStringType1(record, dicom, encoding, hasCodeExtensions, DCM_InstanceNumber); //CopyElementType1C(record, dicom, encoding, hasCodeExtensions, DCM_ImageType); // REMOVED since 0.9.7: copyElementType1C(dicom, DCM_ReferencedImageSequence, record); std::string sopClassUid, sopInstanceUid, transferSyntaxUid; if (!GetUtf8TagValue(sopClassUid, dicom, encoding, hasCodeExtensions, DCM_SOPClassUID) || !GetUtf8TagValue(sopInstanceUid, dicom, encoding, hasCodeExtensions, DCM_SOPInstanceUID) || !GetUtf8TagValue(transferSyntaxUid, metaInfo, encoding, hasCodeExtensions, DCM_TransferSyntaxUID)) { throw OrthancException(ErrorCode_BadFileFormat); } SetTagValue(record, DCM_ReferencedFileID, path); SetTagValue(record, DCM_ReferencedSOPClassUIDInFile, sopClassUid); SetTagValue(record, DCM_ReferencedSOPInstanceUIDInFile, sopInstanceUid); SetTagValue(record, DCM_ReferencedTransferSyntaxUIDInFile, transferSyntaxUid); } bool CreateResource(DcmDirectoryRecord*& target, ResourceType level, ParsedDicomFile& dicom, const char* filename, const char* path) { DcmDataset& dataset = *dicom.GetDcmtkObject().getDataset(); bool hasCodeExtensions; Encoding encoding = dicom.DetectEncoding(hasCodeExtensions); bool found; std::string id; E_DirRecType type; switch (level) { case ResourceType_Patient: if (!GetUtf8TagValue(id, dataset, encoding, hasCodeExtensions, DCM_PatientID)) { // Be tolerant about missing patient ID. Fixes issue #124 // (GET /studies/ID/media fails for certain dicom file). id = ""; } found = true; type = ERT_Patient; break; case ResourceType_Study: found = GetUtf8TagValue(id, dataset, encoding, hasCodeExtensions, DCM_StudyInstanceUID); type = ERT_Study; break; case ResourceType_Series: found = GetUtf8TagValue(id, dataset, encoding, hasCodeExtensions, DCM_SeriesInstanceUID); type = ERT_Series; break; case ResourceType_Instance: found = GetUtf8TagValue(id, dataset, encoding, hasCodeExtensions, DCM_SOPInstanceUID); type = ERT_Image; break; default: throw OrthancException(ErrorCode_InternalError); } if (!found) { throw OrthancException(ErrorCode_BadFileFormat); } IndexKey key = std::make_pair(level, std::string(id.c_str())); Index::iterator it = index_.find(key); if (it != index_.end()) { target = it->second; return false; // Already existing } std::unique_ptr<DcmDirectoryRecord> record(new DcmDirectoryRecord(type, NULL, filename)); switch (level) { case ResourceType_Patient: FillPatient(*record, dataset, encoding, hasCodeExtensions); break; case ResourceType_Study: FillStudy(*record, dataset, encoding, hasCodeExtensions); break; case ResourceType_Series: FillSeries(*record, dataset, encoding, hasCodeExtensions); break; case ResourceType_Instance: FillInstance(*record, dataset, encoding, hasCodeExtensions, *dicom.GetDcmtkObject().getMetaInfo(), path); break; default: throw OrthancException(ErrorCode_InternalError); } CopyStringType1C(*record, dataset, encoding, hasCodeExtensions, DCM_SpecificCharacterSet); target = record.get(); GetRoot().insertSub(record.release()); index_[key] = target; return true; // Newly created } void Write(std::string& s) { if (!GetDicomDir().write(DICOMDIR_DEFAULT_TRANSFERSYNTAX, EET_UndefinedLength /*encodingType*/, EGL_withoutGL /*groupLength*/).good()) { throw OrthancException(ErrorCode_InternalError); } file_.Read(s); } void SetFileSetId(const std::string& id) { dir_.reset(NULL); fileSetId_ = id; } }; DicomDirWriter::DicomDirWriter() : pimpl_(new PImpl) { } void DicomDirWriter::SetUtcUsed(bool utc) { pimpl_->SetUtcUsed(utc); } bool DicomDirWriter::IsUtcUsed() const { return pimpl_->IsUtcUsed(); } void DicomDirWriter::SetFileSetId(const std::string& id) { pimpl_->SetFileSetId(id); } void DicomDirWriter::Add(const std::string& directory, const std::string& filename, ParsedDicomFile& dicom) { std::string path; if (directory.empty()) { path = filename; } else { if (directory[directory.length() - 1] == '/' || directory[directory.length() - 1] == '\\') { throw OrthancException(ErrorCode_ParameterOutOfRange); } path = directory + '\\' + filename; } DcmDirectoryRecord* instance; bool isNewInstance = pimpl_->CreateResource(instance, ResourceType_Instance, dicom, filename.c_str(), path.c_str()); if (isNewInstance) { DcmDirectoryRecord* series; bool isNewSeries = pimpl_->CreateResource(series, ResourceType_Series, dicom, filename.c_str(), NULL); series->insertSub(instance); if (isNewSeries) { DcmDirectoryRecord* study; bool isNewStudy = pimpl_->CreateResource(study, ResourceType_Study, dicom, filename.c_str(), NULL); study->insertSub(series); if (isNewStudy) { DcmDirectoryRecord* patient; pimpl_->CreateResource(patient, ResourceType_Patient, dicom, filename.c_str(), NULL); patient->insertSub(study); } } } } void DicomDirWriter::Encode(std::string& target) { pimpl_->Write(target); } void DicomDirWriter::EnableExtendedSopClass(bool enable) { pimpl_->EnableExtendedSopClass(enable); } bool DicomDirWriter::IsExtendedSopClass() const { return pimpl_->IsExtendedSopClass(); } }