X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmDataEntry.cxx;h=106310443eca7167723e73e1f45ff1da4ff8cdc3;hb=b06cbd9177331d793223eac6bf8b2bccf874e7e3;hp=1ae42af4e01bd6a871cd76cd8d5e0f6adeac55a6;hpb=1cb2c2138ee52f3081d243b5a798134e860a4019;p=gdcm.git diff --git a/src/gdcmDataEntry.cxx b/src/gdcmDataEntry.cxx index 1ae42af4..10631044 100644 --- a/src/gdcmDataEntry.cxx +++ b/src/gdcmDataEntry.cxx @@ -3,8 +3,8 @@ Program: gdcm Module: $RCSfile: gdcmDataEntry.cxx,v $ Language: C++ - Date: $Date: 2005/11/14 18:54:04 $ - Version: $Revision: 1.21 $ + Date: $Date: 2007/09/14 08:22:19 $ + Version: $Revision: 1.48 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or @@ -25,7 +25,13 @@ #include -namespace gdcm +#if defined(__BORLANDC__) + #include // for memcpy + #include // for atof + #include // for isdigit +#endif + +namespace GDCM_NAME_SPACE { //----------------------------------------------------------------------------- #define MAX_SIZE_PRINT_ELEMENT_VALUE 0x7fffffff @@ -34,15 +40,19 @@ uint32_t DataEntry::MaxSizePrintEntry = MAX_SIZE_PRINT_ELEMENT_VALUE; //----------------------------------------------------------------------------- // Constructor / Destructor /** - * \brief Constructor for a given DictEntry - * @param e Pointer to existing dictionary entry + * \brief Constructor for a given DataEntry + * @param group group number of the Data Entry to be created + * @param elem element number of the Data Entry to be created + * @param vr Value Representation of the Data Entry to be created */ -DataEntry::DataEntry(DictEntry *e) - : DocEntry(e) +DataEntry::DataEntry(uint16_t group,uint16_t elem, + VRKey const &vr) + : DocEntry(group,elem,vr) { State = STATE_LOADED; Flag = FLAG_NONE; + StrArea = 0; BinArea = 0; SelfArea = true; } @@ -52,10 +62,12 @@ DataEntry::DataEntry(DictEntry *e) * @param e Pointer to existing Doc entry */ DataEntry::DataEntry(DocEntry *e) - : DocEntry(e->GetDictEntry()) + //: DocEntry(e->GetDictEntry()) + : DocEntry(e->GetGroup(),e->GetElement(), e->GetVR() ) { Flag = FLAG_NONE; BinArea = 0; + SelfArea = true; Copy(e); @@ -67,15 +79,18 @@ DataEntry::DataEntry(DocEntry *e) DataEntry::~DataEntry () { DeleteBinArea(); + } -//----------------------------------------------------------------------------- -// Print - //----------------------------------------------------------------------------- // Public /** - * \brief Sets the value (non string) of the current Dicom Header Entry + * \brief Sets the value (non string) of the current DataEntry + * @param area area + * @param self self=true : The area : *belongs" to the DataEntry + * : will be delete with the DataEntry + * self=false The area *is not* deleted with the DataEntry + * */ void DataEntry::SetBinArea( uint8_t *area, bool self ) { @@ -87,7 +102,9 @@ void DataEntry::SetBinArea( uint8_t *area, bool self ) State = STATE_LOADED; } /** - * \brief Inserts the value (non string) into the current Dicom Header Entry + * \brief Inserts the value (non string) into the current DataEntry + * @param area area + * @param length length */ void DataEntry::CopyBinArea( uint8_t *area, uint32_t length ) { @@ -101,12 +118,17 @@ void DataEntry::CopyBinArea( uint8_t *area, uint32_t length ) NewBinArea(); memcpy(BinArea,area,length); if( length!=lgh ) - BinArea[length]=0; + BinArea[length]=0; // padd with zero State = STATE_LOADED; } } +/** + * \brief Inserts the elementary (non string) value into the current DataEntry + * @param id index of the elementary value to be set + * @param val value, passed as a double + */ void DataEntry::SetValue(const uint32_t &id, const double &val) { if( !BinArea ) @@ -115,7 +137,7 @@ void DataEntry::SetValue(const uint32_t &id, const double &val) if( id > GetValueCount() ) { - gdcmErrorMacro("Index (" << id << ")is greater than the data size"); + gdcmErrorMacro("Index (" << id << ") is greater than the data size"); return; } @@ -150,30 +172,35 @@ void DataEntry::SetValue(const uint32_t &id, const double &val) } } /** - * \brief returns, as a double (?!?) one of the values - // (when entry is multivaluated), identified by its index. - // Returns 0.0 if index is wrong - // FIXME : warn the user there was a problem ! + * \brief returns, as a double one of the values + * (when entry is multivaluated), identified by its index. + * Returns 0.0 if index is wrong + * @param id id */ double DataEntry::GetValue(const uint32_t &id) const { if( !BinArea ) { - gdcmErrorMacro("BinArea not set. Can't get the value"); + if (GetLength() != 0) // avoid stupid messages + /// \todo warn the user there was a problem ! + gdcmErrorMacro("BinArea not set " << std::hex + << GetGroup() << " " << GetElement() + << " Can't get the value"); return 0.0; } uint32_t count = GetValueCount(); if( id > count ) { - gdcmErrorMacro("Index (" << id << ")is greater than the data size"); + gdcmErrorMacro("Index (" << id << ") is greater than the data size"); return 0.0; } - // FIX the API : user *knows* that entry contains a US - // and he receives a double ?!? + // if user *knows* that entry contains a US, + // he just has to cast the double he receives const VRKey &vr = GetVR(); + if( vr == "US" || vr == "SS" ) return ((uint16_t *)BinArea)[id]; else if( vr == "UL" || vr == "SL" ) @@ -184,6 +211,7 @@ double DataEntry::GetValue(const uint32_t &id) const return ((double *)BinArea)[id]; else if( Global::GetVR()->IsVROfStringRepresentable(vr) ) { + // this is for VR = "DS", ... if( GetLength() ) { // Don't use std::string to accelerate processing @@ -232,7 +260,7 @@ double DataEntry::GetValue(const uint32_t &id) const /** * \brief Checks if the multiplicity of the value follows Dictionary VM */ -bool DataEntry::IsValueCountValid() const +bool DataEntry::IsValueCountValid() /*const*/ { uint32_t vm; const std::string &strVM = GetVM(); @@ -286,14 +314,15 @@ uint32_t DataEntry::GetValueCount( ) const return GetLength()/sizeof(uint16_t); else if( vr == "UL" || vr == "SL" ) return GetLength()/sizeof(uint32_t); - else if( vr == "FL" ) - return GetLength()/sizeof(float); + else if( vr == "FL" || vr == "OF" ) + return GetLength()/4 ; // FL has a *4* length! sizeof(float); else if( vr == "FD" ) - return GetLength()/sizeof(double); + return GetLength()/8; // FD has a *8* length! sizeof(double); else if( Global::GetVR()->IsVROfStringRepresentable(vr) ) { // Some element in DICOM are allowed to be empty - if( !GetLength() ) return 0; + if( !GetLength() ) + return 0; // Don't use std::string to accelerate processing uint32_t count = 1; for(uint32_t i=0;i &valueVector) + { + /// \todo rewrite the whole method, in order *not to use* std::string ! + std::vector tokens; + + if (GetVR() != "DS") // never trust a user ! + return false; + + Util::Tokenize ( GetString().c_str(), tokens, "\\" ); + + int nbValues= tokens.size(); + if (nbValues == 0) + return false; + + for (int loop=0; loop 0 ) - { - size_t l = value.size(); - SetLength(l + l%2); - NewBinArea(); - memcpy(BinArea, value.c_str(), l); - if (l%2) + { + size_t l = value.size(); + SetLength(l + l%2); + NewBinArea(); + memcpy(BinArea, value.c_str(), l); + if (l%2) // padded with blank except for UI + if ( vr == "UI" ) BinArea[l] = '\0'; - } + else + BinArea[l] = ' '; } State = STATE_LOADED; } @@ -382,79 +435,98 @@ void DataEntry::SetString(std::string const &value) */ std::string const &DataEntry::GetString() const { - static std::ostringstream s; - const VRKey &vr = GetVR(); - - s.str(""); - StrArea=""; - - if( !BinArea ) - return StrArea; - - // When short integer(s) are stored, convert the following (n * 2) characters - // as a displayable string, the values being separated by a back-slash - - if( vr == "US" || vr == "SS" ) - { - uint16_t *data=(uint16_t *)BinArea; - - for (unsigned int i=0; i < GetValueCount(); i++) - { - if( i!=0 ) - s << '\\'; - s << data[i]; - } - StrArea=s.str(); - } - // See above comment on multiple short integers (mutatis mutandis). - else if( vr == "UL" || vr == "SL" ) - { - uint32_t *data=(uint32_t *)BinArea; - - for (unsigned int i=0; i < GetValueCount(); i++) - { - if( i!=0 ) - s << '\\'; - s << data[i]; - } - StrArea=s.str(); - } - else if( vr == "FL" ) - { - float *data=(float *)BinArea; + static std::ostringstream s; + const VRKey &vr = GetVR(); + s.str(""); + + if (!StrArea) + StrArea = new std::string(); + else + *StrArea=""; + + if( !BinArea ) + return *StrArea; + // When short integer(s) are stored, convert the following (n * 2) characters + // as a displayable string, the values being separated by a back-slash + if( vr == "US" ) + { + uint16_t *data=(uint16_t *)BinArea; + for (unsigned int i=0; i < GetValueCount(); i++) + { + if( i!=0 ) + s << '\\'; + s << data[i]; + } + *StrArea=s.str(); + } + else if (vr == "SS" ) + { + int16_t *data=(int16_t *)BinArea; + for (unsigned int i=0; i < GetValueCount(); i++) + { + if( i!=0 ) + s << '\\'; + s << data[i]; + } + *StrArea=s.str(); + } // See above comment on multiple short integers (mutatis mutandis). + else if( vr == "UL" ) + { + uint32_t *data=(uint32_t *)BinArea; + for (unsigned int i=0; i < GetValueCount(); i++) + { + if( i!=0 ) + s << '\\'; + s << data[i]; + } + *StrArea=s.str(); + } + else if( vr == "SL" ) + { + int32_t *data=(int32_t *)BinArea; + for (unsigned int i=0; i < GetValueCount(); i++) + { + if( i!=0 ) + s << '\\'; + s << data[i]; + } + *StrArea=s.str(); + } else if( vr == "FL" ) + { + float *data=(float *)BinArea; + for (unsigned int i=0; i < GetValueCount(); i++) + { + if( i!=0 ) + s << '\\'; + s << data[i]; + } + *StrArea=s.str(); + } + else if( vr == "FD" ) + { + double *data=(double *)BinArea; + for (unsigned int i=0; i < GetValueCount(); i++) + { + if( i!=0 ) + s << '\\'; + s << data[i]; + } + *StrArea=s.str(); + } + else + { + StrArea->append((const char *)BinArea,GetLength()); + // to avoid gdcm to propagate oddities in lengthes + if ( GetLength()%2) + StrArea->append(" ",1); } + return *StrArea; +} - for (unsigned int i=0; i < GetValueCount(); i++) - { - if( i!=0 ) - s << '\\'; - s << data[i]; - } - StrArea=s.str(); - } - else if( vr == "FD" ) - { - double *data=(double *)BinArea; - for (unsigned int i=0; i < GetValueCount(); i++) - { - if( i!=0 ) - s << '\\'; - s << data[i]; - } - StrArea=s.str(); - } - else - { - StrArea.append((const char *)BinArea,GetLength()); - // to avoid gdcm propagate oddities in lengthes - if ( GetLength()%2) - StrArea.append(" ",1); - } - return StrArea; -} /** - * \brief Copies all the attributes from an other DocEntry + * \brief Copies all the attributes from an other DocEntry * @param doc entry to copy from + * @remarks The content BinArea is copied too (StrArea is not) */ void DataEntry::Copy(DocEntry *doc) { @@ -465,24 +537,27 @@ void DataEntry::Copy(DocEntry *doc) { State = entry->State; Flag = entry->Flag; - CopyBinArea(entry->BinArea,entry->GetLength()); + CopyBinArea(entry->BinArea,entry->GetLength()); } } + /** - * \brief Writes the 'value' area of a DataEntry + * \brief Writes the 'common part' + the 'value' area of a DataEntry * @param fp already open ofstream pointer * @param filetype type of the file (ACR, ImplicitVR, ExplicitVR, ...) */ -void DataEntry::WriteContent(std::ofstream *fp, FileType filetype) +void DataEntry::WriteContent(std::ofstream *fp, FileType filetype, + bool insideMetaElements, bool insideSequence) { - DocEntry::WriteContent(fp, filetype); + // writes the 'common part' + DocEntry::WriteContent(fp, filetype, insideMetaElements, insideSequence); if ( GetGroup() == 0xfffe ) { return; //delimitors have NO value } - // --> We only deal with Little Endian writting + // --> We only deal with Little Endian writting. // --> forget Big Endian Transfer Syntax writting! // Next DICOM version will give it up ... @@ -503,9 +578,9 @@ void DataEntry::WriteContent(std::ofstream *fp, FileType filetype) uint8_t *data = BinArea; //safe notation size_t l = GetLength(); - gdcmDebugMacro ("in DataEntry::WriteContent " << GetKey() - << " : " << Global::GetVR()->GetAtomicElementLength(this->GetVR()) - ); +// gdcmDebugMacro("in DataEntry::WriteContent " << GetKey() << " AtomicLength: " +// << Global::GetVR()->GetAtomicElementLength(this->GetVR() ) // << " BinArea in :" << &BinArea +// ); if (BinArea) // the binArea was *actually* loaded { #if defined(GDCM_WORDS_BIGENDIAN) || defined(GDCM_FORCE_BIGENDIAN_EMULATION) @@ -521,7 +596,6 @@ void DataEntry::WriteContent(std::ofstream *fp, FileType filetype) } case 2: { -gdcmDebugMacro ("AtomicLength = 2 found; lgt =" << l); uint16_t *data16 = (uint16_t *)data; for(i=0;iseekp(l, std::ios::cur); // At Write time, for unloaded elems + } } // to avoid gdcm to propagate oddities // (length was already modified) if (l%2) - fp->seekp(1, std::ios::cur); + fp->seekp(1, std::ios::cur); // At Write time, for non even length elems } /** @@ -574,14 +651,18 @@ uint32_t DataEntry::ComputeFullLength() //----------------------------------------------------------------------------- // Protected -void DataEntry::NewBinArea(void) + +/// \brief Creates a DataEntry owned BinArea +/// (remove previous one if any and relevant StrArea if any) +void DataEntry::NewBinArea( ) { DeleteBinArea(); if( GetLength() > 0 ) BinArea = new uint8_t[GetLength()]; SelfArea = true; } - +/// \brief Removes the BinArea, if owned by the DataEntry, +/// and the relevant StrArea if any void DataEntry::DeleteBinArea(void) { if (BinArea && SelfArea) @@ -589,6 +670,11 @@ void DataEntry::DeleteBinArea(void) delete[] BinArea; BinArea = NULL; } + if (StrArea) + { + delete StrArea; + StrArea = 0; + } } //----------------------------------------------------------------------------- @@ -603,7 +689,9 @@ void DataEntry::DeleteBinArea(void) */ void DataEntry::Print(std::ostream &os, std::string const & ) { - os << "D "; + //os << "D "; + + // First, Print the common part (vr [length offset] name). DocEntry::Print(os); uint16_t g = GetGroup(); @@ -620,13 +708,8 @@ void DataEntry::Print(std::ostream &os, std::string const & ) v = GetString(); const VRKey &vr = GetVR(); - if( vr == "US" || vr == "SS" ) - s << " [" << GetString() << "]"; - else if( vr == "UL" || vr == "SL" ) - s << " [" << GetString() << "]"; - else if ( vr == "FL" ) - s << " [" << GetString() << "]"; - else if ( vr == "FD" ) + if( vr == "US" || vr == "SS" || vr == "UL" || vr == "SL" + || vr == "FL" || vr == "FD") s << " [" << GetString() << "]"; else { @@ -646,7 +729,7 @@ void DataEntry::Print(std::ostream &os, std::string const & ) } else { - s << " [gdcm::too long for print (" << cleanString.length() << ") ]"; + s << " [GDCM_NAME_SPACE::too long for print (" << cleanString.length() << ") ]"; } } else