1 /*=========================================================================
2 Program: vv http://www.creatis.insa-lyon.fr/rio/vv
5 - University of LYON http://www.universite-lyon.fr/
6 - Léon Bérard cancer center http://www.centreleonberard.fr
7 - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
9 This software is distributed WITHOUT ANY WARRANTY; without even
10 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11 PURPOSE. See the copyright notices for more information.
13 It is distributed under dual licence
15 - BSD See included LICENSE.txt file
16 - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
17 ===========================================================================**/
18 #ifndef CLITKHISIMAGEIO_CXX
19 #define CLITKHISIMAGEIO_CXX
20 #define HEADER_INFO_SIZE 68
22 -------------------------------------------------
23 * @file clitkHisImageIO.cxx
24 * @author Simon Rit <simon.rit@gmail.com>
30 -------------------------------------------------*/
32 // Based on a true story by the Nederlands Kanker Instituut (AVS_HEIMANN.CPP from the 20090608)
38 #include "clitkHisImageIO.h"
39 #include "clitkCommon.h"
41 //--------------------------------------------------------------------
42 // Read Image Information
43 void clitk::HisImageIO::ReadImageInformation()
46 std::ifstream file(m_FileName.c_str(), std::ios::in | std::ios::binary);
48 itkGenericExceptionMacro(<< "Could not open file (for reading): " << m_FileName);
51 char header[HEADER_INFO_SIZE];
52 file.read(header, HEADER_INFO_SIZE);
54 if (header[0]!=0 || header[1]!=112 || header[2]!=68 || header[3]!=0) {
55 itkExceptionMacro(<< "clitk::HisImageIO::ReadImageInformation: file " << m_FileName << " not in Heimann HIS format version 100");
59 int nrframes, type, ulx, uly, brx, bry;
60 m_HeaderSize = header[10] + (header[11]<<8);
61 ulx = header[12] + (header[13]<<8);
62 uly = header[14] + (header[15]<<8);
63 brx = header[16] + (header[17]<<8);
64 bry = header[18] + (header[19]<<8);
65 nrframes = header[20] + (header[21]<<8);
66 type = header[32] + (header[34]<<8);
70 SetComponentType(itk::ImageIOBase::USHORT);
72 // case 8: SetComponentType(itk::ImageIOBase::INT); break;
73 // case 16: SetComponentType(itk::ImageIOBase::FLOAT); break;
74 // case 32: SetComponentType(itk::ImageIOBase::INT); break;
76 SetComponentType(itk::ImageIOBase::USHORT);
82 SetNumberOfDimensions(2);
85 SetNumberOfDimensions(3);
89 SetDimensions(0, bry-uly+1);
90 SetDimensions(1, brx-ulx+1);
92 SetDimensions(2, nrframes);
94 SetSpacing(0, 409.6/GetDimensions(0));
95 SetSpacing(1, 409.6/GetDimensions(1));
97 SetOrigin(0, -0.5*(GetDimensions(0)-1)*GetSpacing(0));
98 SetOrigin(1, -0.5*(GetDimensions(1)-1)*GetSpacing(1));
101 //--------------------------------------------------------------------
102 // Read Image Information
103 bool clitk::HisImageIO::CanReadFile(const char* FileNameToRead)
105 std::string filename(FileNameToRead);
106 std::string filenameext = GetExtension(filename);
107 if (filenameext != std::string("his")) return false;
111 //--------------------------------------------------------------------
112 // Read Image Content
113 void clitk::HisImageIO::Read(void * buffer)
116 std::ifstream file(m_FileName.c_str(), std::ios::in | std::ios::binary);
118 itkGenericExceptionMacro(<< "Could not open file (for reading): " << m_FileName);
121 file.seekg(m_HeaderSize+HEADER_INFO_SIZE, std::ios::beg);
123 itkExceptionMacro(<<"File seek failed (His Read)");
126 file.read((char*)buffer, GetImageSizeInBytes());
128 itkExceptionMacro(<<"Read failed: Wanted "
129 << GetImageSizeInBytes()
130 << " bytes, but read "
131 << file.gcount() << " bytes. The current state is: "
135 //--------------------------------------------------------------------
136 bool clitk::HisImageIO::CanWriteFile(const char* FileNameToWrite)
138 std::string filename(FileNameToWrite);
139 std::string filenameext = GetExtension(filename);
140 if (filenameext != std::string("his")) return false;
144 //--------------------------------------------------------------------
146 void clitk::HisImageIO::Write(const void* buffer)
148 std::ofstream file(m_FileName.c_str(), std::ios::out | std::ios::binary);
150 itkGenericExceptionMacro(<< "Could not open file (for writing): " << m_FileName);
152 m_HeaderSize = HEADER_INFO_SIZE + 32;
153 char szHeader[HEADER_INFO_SIZE + 32] = {
154 0x00, 0x70, 0x44, 0x00, 0x64, 0x00, 0x64, 0x00, 0x20, 0x00, 0x20, 0x00, 0x01, 0x00, 0x01, 0x00,
155 0x00, 0x04, 0x00, 0x04, 0x01, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6A, 0x18, 0x41,
156 0x04, 0x00, 0x40, 0x5F, 0x48, 0x01, 0x40, 0x00, 0x86, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
157 0x00, 0x00, 0x00, 0x00, 0x08, 0x63, 0x13, 0x00, 0xE8, 0x51, 0x13, 0x00, 0x5C, 0xE7, 0x12, 0x00,
158 0xFE, 0x2A, 0x49, 0x5F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
159 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
160 0x00, 0x00, 0x00, 0x00
163 /* Fill into the header the essentials
164 The 'iheader' in previous module is fixed to 0x20, and is included in szHeader.
165 The 'ulx' and 'uly' are fixed to 0x01, so that 'brx' and 'bry' reflect the dimensions of
168 const unsigned int ndim = GetNumberOfDimensions();
169 if ((ndim < 2) || (ndim > 3))
170 itkExceptionMacro( <<"Only 2D or 3D support");
172 szHeader[16] = (char)(GetDimensions(0) % 256); // X-size lsb
173 szHeader[17] = (char)(GetDimensions(0) / 256); // X-size msb
174 szHeader[18] = (char)(GetDimensions(1) % 256); // Y-size lsb
175 szHeader[19] = (char)(GetDimensions(1) / 256); // Y-size msb
177 szHeader[20] = (char)(GetDimensions(0) % 256); // NbFrames lsb
178 szHeader[21] = (char)(GetDimensions(0) / 256); // NbFrames msb
181 switch (GetComponentType()) {
182 case itk::ImageIOBase::USHORT:
185 //case AVS_TYPE_INTEGER:
188 //case AVS_TYPE_REAL:
189 // szHeader[32] = 16;
192 itkExceptionMacro(<< "Unsupported field type");
196 file.write(szHeader, m_HeaderSize);
197 file.write((const char *)buffer, GetImageSizeInBytes());
201 #endif /* end #define CLITKHISIMAGEIO_CXX */