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());
26 GimmickDebugMessage(5,"Constructing vtkImageReader : "<<GetName()
30 //=====================================================================
32 //=====================================================================
33 VtkImageReader::~VtkImageReader()
38 //=====================================================================
40 //=====================================================================
41 bool VtkImageReader::CanRead(const std::string& filename)
44 return (mReader->CanReadFile(filename.c_str())!=0);
47 return (mReader->CanReadFile(filename.c_str())!=0);
54 //=====================================================================
55 void VtkImageReader::getAttributes(const std::string filename,
56 std::map <std::string , std::string> &infos, std::vector<std::string> i_attr)
59 //=====================================================================
60 vtkImageData* VtkImageReader::ReadImage(const std::string& filename)
65 mReader->SetFileName(filename.c_str());
67 im = vtkImageData::New();
68 im->ShallowCopy(mReader->GetOutput());
72 if (im!=0) im->Delete();
77 //=====================================================================
79 //=====================================================================
80 void SplitExtensionsString ( const std::string& str,
81 const std::string& delimiters,
82 std::vector<std::string>& tokens)
84 // Skip delimiters at beginning.
85 std::string::size_type lastPos = str.find_first_not_of(delimiters, 0);
86 // Find first delimiter.
87 std::string::size_type pos = str.find_first_of(delimiters, lastPos);
89 while (std::string::npos != pos || std::string::npos != lastPos)
91 // Found a token, add it to the vector.
92 // SPECIFIC : REMOVE INITIAL DOT (lastPos + 1)
93 tokens.push_back(str.substr(lastPos+1, pos - lastPos));
94 // Skip delimiters. Note the "not_of"
95 lastPos = str.find_first_not_of(delimiters, pos);
96 // Find next delimiter
97 pos = str.find_first_of(delimiters, lastPos);
101 //=====================================================================
103 //=====================================================================
104 void VtkImageReader::PushBackExtensions(std::vector<std::string>& v)
106 std::string ext = mExtensions;
107 if (ext.size()==0) ext = mReader->GetFileExtensions ();
109 SplitExtensionsString(ext," ",v);
111 //=====================================================================
115 //=====================================================================
116 void VtkImageReader::ReadAttributes(const std::string& filename,
117 std::map<std::string,std::string>& attr)
119 GimmickMessage(2,"Reading attributes from '"<<filename<<std::endl);
120 // Get image dimensions
121 // How to get the image info without loading it in vtk ?
122 mReader->SetFileName(filename.c_str());
123 mReader->Update(); //OpenFile();
125 mReader->GetDataExtent(ext);
128 sprintf(cols,"%i",ext[1]-ext[0]);
131 sprintf(rows,"%i",ext[3]-ext[2]);
134 sprintf(planes,"%i",ext[5]-ext[4]);
136 std::map<std::string,std::string>::iterator i;
137 if ( (i = attr.find("FullFileName")) != attr.end())
139 i->second = filename;
141 if ( (i = attr.find("D0004_1500")) != attr.end())
143 boost::filesystem::path full_path(filename);
144 std::string f = full_path.leaf();
147 if ( (i = attr.find("D0028_0010")) != attr.end())
151 if ( (i = attr.find("D0028_0011")) != attr.end())
156 if ( (i = attr.find("D0028_0012")) != attr.end())
160 if ( (i = attr.find("FullFileDirectory")) != attr.end())
162 std::string::size_type last_pos = filename.find_last_of("//");
163 i->second = filename.substr(0, last_pos);
166 GimmickMessage(2,"Attributes map:"<<std::endl<<attr<<std::endl);
168 //=====================================================================
170 } // namespace creaImageIO