1 #include <creaImageIODicomImageReader.h>
3 #include <vtkGdcmReader.h>
4 #include <creaImageIOSystem.h>
5 #include "boost/filesystem/path.hpp"
7 #include <creaImageIOTreeAttributeDescriptor.h>
8 #include <vtkStringArray.h>
15 //=====================================================================
16 DicomImageReader::DicomImageReader()
18 mReader = vtkGdcmReader::New();
21 //=====================================================================
23 //=====================================================================
24 DicomImageReader::~DicomImageReader()
28 //=====================================================================
30 //=====================================================================
31 bool DicomImageReader::CanRead(const std::string& filename)
34 GDCM_NAME_SPACE::Document*doc;
35 GDCM_NAME_SPACE::File* file = GDCM_NAME_SPACE::File::New();
36 file->SetLoadMode( GDCM_NAME_SPACE::LD_ALL);
37 file->SetFileName(filename.c_str());
39 bool ok = file->IsReadable();
42 doc = (GDCM_NAME_SPACE::Document*)file;
43 ok = doc->IsReadable();
48 //=====================================================================
50 //=====================================================================
51 vtkImageData* DicomImageReader::ReadImage(const std::string& filename)
57 mReader->SetFileName(filename.c_str());
59 im = vtkImageData::New();
60 im->ShallowCopy(mReader->GetOutput());
64 if (im!=0) im->Delete();
70 //=====================================================================
71 void DicomImageReader::PushBackExtensions(std::vector<std::string>& v)
76 //=====================================================================
78 //========================================================================
79 std::string irclean(const std::string& str)
81 if (str == "GDCM::Unfound")
85 if (str[str.size()-1]==' ')
87 return str.substr(0,str.size()-1);
89 if (str[str.size()-1]==0)
91 return str.substr(0,str.size()-1);
96 //========================================================================
98 //=====================================================================
99 void DicomImageReader::ReadAttributes(const std::string& filename,
100 std::map<std::string,std::string>& attr)
103 GimmickMessage(2,"Reading attributes from DICOM file '"
104 <<filename<<"'"<<std::endl);
106 GDCM_NAME_SPACE::File* file = GDCM_NAME_SPACE::File::New();
108 GDCM_NAME_SPACE::Document *doc= GDCM_NAME_SPACE::File::New();
109 doc->SetLoadMode( GDCM_NAME_SPACE::LD_ALL);
110 doc->SetFileName(filename.c_str());
112 file->SetLoadMode( GDCM_NAME_SPACE::LD_ALL);
113 file->SetFileName(filename.c_str());
115 if (file->IsReadable() ||((GDCM_NAME_SPACE::Document*) file)->IsReadable())
118 std::map<std::string,std::string>::iterator i;
119 for (i=attr.begin();i!=attr.end();++i)
121 if ( i->first == "D0004_1500" )
123 boost::filesystem::path full_path(filename);
124 std::string f = full_path.leaf();
127 else if ( i->first == "FullFileName" )
129 i->second = filename;
131 else if ( i->first == "FullFileDirectory" )
133 std::string::size_type last_pos = filename.find_last_of("//");
134 //find first separator
135 i->second = filename.substr(0, last_pos);
141 tree::AttributeDescriptor::GetDicomGroupElementFromKey(i->first,gr,el);
142 if ( ( gr!=0 ) && ( el!=0 ) )
144 std::string val = file->GetEntryString(gr,el);
145 i->second = irclean(val);
153 //=====================================================================
155 } // namespace creaImageIO