X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmHeader.h;h=2bfd53cb3cbc8fc9f3a9fa3955b766d62452b7e3;hb=34a471bea70a384767359164ef244ab08b1b842d;hp=ac2f63633e036c5b0009ec8b2f90ac439c618104;hpb=376c6f32b2c8363692a44c3e44aef6ed5203816f;p=gdcm.git diff --git a/src/gdcmHeader.h b/src/gdcmHeader.h index ac2f6363..2bfd53cb 100644 --- a/src/gdcmHeader.h +++ b/src/gdcmHeader.h @@ -1,9 +1,8 @@ -// $Header: /cvs/public/gdcm/src/Attic/gdcmHeader.h,v 1.31 2003/07/01 15:14:36 frog Exp $ +// $Header: /cvs/public/gdcm/src/Attic/gdcmHeader.h,v 1.46 2004/01/12 13:12:28 regrain Exp $ #ifndef GDCMHEADER_H #define GDCMHEADER_H -#include #include "gdcmCommon.h" #include "gdcmVR.h" #include "gdcmTS.h" @@ -11,41 +10,42 @@ #include "gdcmDictSet.h" #include "gdcmElValue.h" #include "gdcmElValSet.h" +#include typedef std::string VRKey; typedef std::string VRAtr; typedef std::map VRHT; // Value Representation Hash Table -/// The purpose of an instance of gdcmHeader is to act as a container of -/// all the DICOM elements and their corresponding values (and -/// additionaly the corresponding DICOM dictionary entry) of the header -/// of a DICOM file. -/// -/// The typical usage of instances of class gdcmHeader is to classify a set of -/// dicom files according to header information e.g. to create a file hierarchy -/// reflecting the Patient/Study/Serie informations, or extracting a given -/// SerieId. Accesing the content (image[s] or volume[s]) is beyond the -/// functionality of this class and belongs to gdmcFile. -/// \note The various entries of the explicit value representation (VR) shall -/// be managed within a dictionary which is shared by all gdcmHeader -/// instances. -/// \note The gdcmHeader::Set*Tag* family members cannot be defined as -/// protected due to Swig limitations for as Has_a dependency between -/// gdcmFile and gdcmHeader. - +/* + * The purpose of an instance of gdcmHeader is to act as a container of + * all the DICOM elements and their corresponding values (and + * additionaly the corresponding DICOM dictionary entry) of the header + * of a DICOM file. + * + * The typical usage of instances of class gdcmHeader is to classify a set of + * dicom files according to header information e.g. to create a file hierarchy + * reflecting the Patient/Study/Serie informations, or extracting a given + * SerieId. Accesing the content (image[s] or volume[s]) is beyond the + * functionality of this class and belongs to gdmcFile. + * \note The various entries of the explicit value representation (VR) shall + * be managed within a dictionary which is shared by all gdcmHeader + * instances. + * \note The gdcmHeader::Set*Tag* family members cannot be defined as + * protected due to Swig limitations for as Has_a dependency between + * gdcmFile and gdcmHeader. + */ class GDCM_EXPORT gdcmHeader { - void SkipBytes(guint32); private: /// Pointer to the Value Representation Hash Table which contains all /// the VR of the DICOM version3 public dictionary. gdcmVR *dicom_vr; // Not a class member for thread-safety reasons /// Pointer to global dictionary container - gdcmDictSet* Dicts; // Not a class member for thread-safety reasons + gdcmDictSet *Dicts; // Not a class member for thread-safety reasons /// Public dictionary used to parse this header - gdcmDict* RefPubDict; + gdcmDict *RefPubDict; /// Optional "shadow dictionary" (private elements) used to parse this /// header - gdcmDict* RefShaDict; + gdcmDict *RefShaDict; /// Pointer to the Transfert Syntax Hash Table which contains all /// the TS of the DICOM version3 public dictionary. gdcmTS *dicom_ts; // Not a class member for thread-safety reasons @@ -56,7 +56,9 @@ private: gdcmElValSet ShaElValSet; /// Refering underlying filename. std::string filename; - + + int enableSequences; + // FIXME sw should be an enum e.g. //enum EndianType { //LittleEndian, @@ -80,42 +82,44 @@ private: void CheckSwap(void); void SwitchSwapToBigEndian(void); // CLEAN ME: NewManualElValToPubDict is NOT called any more. - gdcmElValue* NewManualElValToPubDict(std::string NewTagName, + gdcmElValue *NewManualElValToPubDict(std::string NewTagName, std::string VR); void SetMaxSizeLoadElementValue(long); - gdcmDictEntry * GetDictEntryByNumber(guint16, guint16); - gdcmDictEntry * GetDictEntryByName(std::string Name); + gdcmDictEntry *GetDictEntryByNumber(guint16, guint16); + gdcmDictEntry *GetDictEntryByName (std::string Name); // ElValue related utilities - gdcmElValue * ReadNextElement(void); - gdcmElValue * NewElValueByNumber(guint16 group, guint16 element); - gdcmElValue * NewElValueByName(std::string Name); + gdcmElValue *ReadNextElement(void); + gdcmElValue *NewElValueByNumber(guint16 group, guint16 element); + gdcmElValue *NewElValueByName (std::string Name); - void FindLength(gdcmElValue *); - void FindVR(gdcmElValue *); - void LoadElementValue(gdcmElValue *); + void FindLength (gdcmElValue *); + void FindVR (gdcmElValue *); + void LoadElementValue (gdcmElValue *); void LoadElementValueSafe(gdcmElValue *); - void SkipElementValue(gdcmElValue *); - void FixFoundLength(gdcmElValue*, guint32); - bool IsAnInteger(gdcmElValue *); + void SkipElementValue (gdcmElValue *); + void FixFoundLength (gdcmElValue *, guint32); + bool IsAnInteger (gdcmElValue *); void LoadElements(void); - + void SkipBytes(guint32); + protected: - FILE * fp; FileType filetype; - + FILE * fp; + gdcmElValue * GetElValueByNumber(guint16 group, guint16 element); int CheckIfExistByNumber(guint16 Group, guint16 Elem ); - guint16 SwapShort(guint16); // needed by gdcmFile - guint32 SwapLong(guint32); // for JPEG Files :-( - bool OpenFile(bool exception_on_error = false) - throw(gdcmFileError); - bool CloseFile(void); int write(std::ostream&); int anonymize(std::ostream&); // FIXME : anonymize should be a friend ? + public: + FILE *OpenFile(bool exception_on_error = false) + throw(gdcmFileError); + bool CloseFile(void); + FileType GetFileType(void); + bool IsReadable(void); bool IsImplicitVRLittleEndianTransferSyntax(void); bool IsExplicitVRLittleEndianTransferSyntax(void); @@ -125,16 +129,26 @@ public: bool IsJPEGExtendedProcess2_4TransferSyntax(void); bool IsJPEGExtendedProcess3_5TransferSyntax(void); bool IsJPEGSpectralSelectionProcess6_8TransferSyntax(void); + bool IsRLELossLessTransferSyntax(void); bool IsJPEGLossless(void); + bool IsJPEG2000(void); bool IsDicomV3(void); virtual void ParseHeader(bool exception_on_error = false) throw(gdcmFormatError); - gdcmHeader(const char *filename, bool exception_on_error = false); - gdcmHeader( bool exception_on_error = false); + + gdcmHeader(bool exception_on_error = false); + gdcmHeader(const char *filename, + bool exception_on_error = false, + bool enable_sequences = false); + virtual ~gdcmHeader(); + + std::string GetFileName(void) {return filename;} size_t GetPixelOffset(void); + size_t GetPixelAreaLength(void); + int GetSwapCode(void) { return sw; } // TODO Swig int SetPubDict(std::string filename); @@ -146,6 +160,12 @@ public: std::string GetPubElValRepByName (std::string TagName); std::string GetPubElValByNumber (guint16 group, guint16 element); std::string GetPubElValRepByNumber(guint16 group, guint16 element); + + size_t GetPubElValOffsetByNumber(guint16 Group, guint16 Elem); + void * GetPubElValVoidAreaByNumber(guint16 Group, guint16 Elem); + void * LoadElementVoidArea(guint16 Group, guint16 Element); + + ListTag & GetListElem(void) { return PubElValSet.GetListElem(); }; TagElValueHT & GetPubElVal(void) { return PubElValSet.GetTagHt(); }; void PrintPubElVal(std::ostream & os = std::cout); @@ -172,24 +192,34 @@ public: int ReplaceOrCreateByNumber(std::string Value, guint16 Group, guint16 Elem); int ReplaceOrCreateByNumber( char * Value, guint16 Group, guint16 Elem); - + int ReplaceIfExistByNumber ( char * Value, guint16 Group, guint16 Elem); + + int Write(FILE *, FileType); + + // Some heuristic based accessors, end user intended + int GetXSize(void); int GetYSize(void); int GetZSize(void); int GetBitsStored(void); + int GetBitsAllocated(void); int GetSamplesPerPixel(void); + + int GetPlanarConfiguration(void); + int GetPixelSize(void); std::string GetPixelType(void); - float GetXSpacing(void); - float GetYSpacing(void); - float GetZSpacing(void); - - float GetXImagePosition(void); - float GetYImagePosition(void); - float GetZImagePosition(void); - - int Write(FILE *, FileType); + std::string GetTransferSyntaxName(void); + int HasLUT(void); + int GetLUTNbits(void); + unsigned char * GetLUTRGBA(void); + + void SetImageDataSize (size_t ExpectedSize); + +// System access + guint16 SwapShort(guint16); // needed by gdcmFile + guint32 SwapLong(guint32); // for JPEG Files }; #endif