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00017 #ifndef __itkDicomImageIO_h
00018 #define __itkDicomImageIO_h
00019
00020 #ifdef _MSC_VER
00021 #pragma warning ( disable : 4786 )
00022 #endif
00023
00024 #include <fstream>
00025 #include "itkImageIOBase.h"
00026
00027 namespace itk
00028 {
00029
00036 class ITK_EXPORT DicomImageIO : public ImageIOBase
00037 {
00038 public:
00040 typedef DicomImageIO Self;
00041 typedef ImageIOBase Superclass;
00042 typedef SmartPointer<Self> Pointer;
00043
00044
00045 typedef struct Bal
00046 {
00047 unsigned char Subtag1 [2];
00048 unsigned char Subtag2 [2];
00049 int count;
00050 } Tag;
00051
00053 itkNewMacro(Self);
00054
00056 itkTypeMacro(DicomImageIO, Superclass);
00057
00058
00059
00062 virtual bool CanReadFile(const char*) ;
00063
00065 virtual void ReadImageInformation();
00066
00068 virtual const std::type_info& GetPixelType() const;
00069
00071 virtual void Read(void* buffer);
00072
00076 virtual unsigned int GetComponentSize() const;
00077
00078
00079
00082 virtual bool CanWriteFile(const char*);
00083
00085 virtual void WriteImageInformation();
00086
00089 virtual void Write(const void* buffer);
00090
00091
00092 protected:
00093 DicomImageIO();
00094 ~DicomImageIO();
00095 void PrintSelf(std::ostream& os, Indent indent) const;
00096
00097 private:
00098 DicomImageIO(const Self&);
00099 void operator=(const Self&);
00100
00101 void SwapBytesIfNecessary(void* buffer, unsigned long numberOfPixels);
00102
00105 bool CheckTagTable(std::ifstream & inputStream,
00106 std::list <Tag> &TableOfTags) const;
00107
00110 bool GoToTheEndOfHeader(std::ifstream & inputStream,
00111 long int& i,Tag & tagcurrent) const;
00112
00115 bool GoToTag(std::ifstream & inputStream, int balise1, int balise2,
00116 long int & i, long int & max, Tag & tagcurrent) const;
00117
00119 bool IfEqual(unsigned char * tag, int tagvalue1, int tagvalue2) const;
00120
00121
00122 size_t m_InputPosition;
00123 };
00124
00125 }
00126
00127 #endif // __itkDicomImageIO_h