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>
9 #include <creaImageIOGimmick.h>
16 //=====================================================================
17 DicomImageReader::DicomImageReader()
19 mReader = vtkGdcmReader::New();
22 //=====================================================================
24 //=====================================================================
25 DicomImageReader::~DicomImageReader()
29 //=====================================================================
31 //=====================================================================
32 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)
56 mReader->SetFileName(filename.c_str());
58 im = vtkImageData::New();
59 im->ShallowCopy(mReader->GetOutput());
63 if (im!=0) im->Delete();
69 //=====================================================================
70 void DicomImageReader::PushBackExtensions(std::vector<std::string>& v)
75 //=====================================================================
77 //========================================================================
78 std::string irclean(const std::string& str)
82 if (str == "GDCM::Unfound")
86 if (str[str.size()-1]==' ')
88 return irclean(str.substr(0,str.size()-1));
90 if (str[str.size()-1]==0)
92 return irclean(str.substr(0,str.size()-1));
98 //========================================================================
100 //=====================================================================
101 void DicomImageReader::ReadAttributes(const std::string& filename,
102 std::map<std::string,std::string>& attr)
104 GimmickMessage(2,"Reading attributes from DICOM file '"
105 <<filename<<"'"<<std::endl);
107 //GDCM_NAME_SPACE::File* file = GDCM_NAME_SPACE::File::New();
108 boost::shared_ptr<GDCM_NAME_SPACE::File> file(GDCM_NAME_SPACE::File::New(), DicomImageReader::deleter());
110 GDCM_NAME_SPACE::Document *doc= GDCM_NAME_SPACE::File::New();
111 doc->SetLoadMode( GDCM_NAME_SPACE::LD_ALL);
112 doc->SetFileName(filename.c_str());
114 file->SetLoadMode( GDCM_NAME_SPACE::LD_ALL);
115 file->SetFileName(filename.c_str());
117 if (file->IsReadable())// ||((GDCM_NAME_SPACE::Document*) file)->IsReadable())
119 std::map<std::string,std::string>::iterator i;
120 for (i=attr.begin();i!=attr.end();++i)
122 if ( i->first == "D0004_1500" )
124 boost::filesystem::path full_path(filename);
125 std::string f = full_path.leaf();
128 else if ( i->first == "FullFileName" )
130 i->second = filename;
132 else if ( i->first == "FullFileDirectory" )
134 std::string::size_type last_pos = filename.find_last_of("//");
135 //find first separator
136 i->second = filename.substr(0, last_pos);
143 tree::AttributeDescriptor::GetDicomGroupElementFromKey(i->first,gr,el);
144 if ( ( gr!=0 ) && ( el!=0 ) )
146 std::string val = file->GetEntryString(gr,el);
147 i->second = irclean(val);
154 //=====================================================================
156 } // namespace creaImageIO