1 #include <creaImageIOVtkImageReader.h>
2 #include <vtkImageReader2.h>
3 #include <creaImageIOSystem.h>
4 #include "boost/filesystem/path.hpp"
7 //=====================================================================
8 VtkImageReader::VtkImageReader(vtkImageReader2* r,
9 const std::string& name,
10 const std::string& extensions)
11 : mReader(r), mExtensions(extensions)
15 const char *test =mReader->GetDescriptiveName();
18 SetName ( "toto");// mReader->GetDescriptiveName());
25 GimmickDebugMessage(5,"Constructing vtkImageReader : "<<GetName()
29 //=====================================================================
31 //=====================================================================
32 VtkImageReader::~VtkImageReader()
37 //=====================================================================
39 //=====================================================================
40 bool VtkImageReader::CanRead(const std::string& filename)
43 return (mReader->CanReadFile(filename.c_str())!=0);
46 return (mReader->CanReadFile(filename.c_str())!=0);
53 //=====================================================================
54 void VtkImageReader::getAttributes(const std::string filename,
55 std::map <std::string , std::string> &infos, std::vector<std::string> i_attr)
58 //=====================================================================
59 vtkImageData* VtkImageReader::ReadImage(const std::string& filename)
64 mReader->SetFileName(filename.c_str());
66 im = vtkImageData::New();
67 im->ShallowCopy(mReader->GetOutput());
71 if (im!=0) im->Delete();
76 //=====================================================================
78 //=====================================================================
79 void SplitExtensionsString ( const std::string& str,
80 const std::string& delimiters,
81 std::vector<std::string>& tokens)
83 // Skip delimiters at beginning.
84 std::string::size_type lastPos = str.find_first_not_of(delimiters, 0);
85 // Find first delimiter.
86 std::string::size_type pos = str.find_first_of(delimiters, lastPos);
88 while (std::string::npos != pos || std::string::npos != lastPos)
90 // Found a token, add it to the vector.
91 // SPECIFIC : REMOVE INITIAL DOT (lastPos + 1)
92 tokens.push_back(str.substr(lastPos+1, pos - lastPos));
93 // Skip delimiters. Note the "not_of"
94 lastPos = str.find_first_not_of(delimiters, pos);
95 // Find next delimiter
96 pos = str.find_first_of(delimiters, lastPos);
100 //=====================================================================
102 //=====================================================================
103 void VtkImageReader::PushBackExtensions(std::vector<std::string>& v)
105 std::string ext = mExtensions;
106 if (ext.size()==0) ext = mReader->GetFileExtensions ();
108 SplitExtensionsString(ext," ",v);
110 //=====================================================================
114 //=====================================================================
115 void VtkImageReader::ReadAttributes(const std::string& filename,
116 std::map<std::string,std::string>& attr)
118 GimmickMessage(2,"Reading attributes from '"<<filename<<std::endl);
119 // Get image dimensions
120 // How to get the image info without loading it in vtk ?
121 mReader->SetFileName(filename.c_str());
122 mReader->Update(); //OpenFile();
124 mReader->GetDataExtent(ext);
127 sprintf(cols,"%i",ext[1]-ext[0]);
130 sprintf(rows,"%i",ext[3]-ext[2]);
133 sprintf(planes,"%i",ext[5]-ext[4]);
135 std::map<std::string,std::string>::iterator i;
136 if ( (i = attr.find("FullFileName")) != attr.end())
138 i->second = filename;
140 if ( (i = attr.find("D0004_1500")) != attr.end())
142 boost::filesystem::path full_path(filename);
143 std::string f = full_path.leaf();
146 if ( (i = attr.find("D0028_0010")) != attr.end())
150 if ( (i = attr.find("D0028_0011")) != attr.end())
155 if ( (i = attr.find("D0028_0012")) != attr.end())
159 if ( (i = attr.find("FullFileDirectory")) != attr.end())
161 std::string::size_type last_pos = filename.find_last_of("//");
162 i->second = filename.substr(0, last_pos);
165 GimmickMessage(2,"Attributes map:"<<std::endl<<attr<<std::endl);
167 //=====================================================================
169 } // namespace creaImageIO