X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmElValSet.cxx;h=1d6e42b3b74c28c4ede672797872a49e58050466;hb=f87aa828eaad96473078971c4f039e73d76b2070;hp=aef6800ffec75fcb544a0543a8520bb44a4e1fb3;hpb=add079705405296ac0e1f811afbd0f237371dd52;p=gdcm.git diff --git a/src/gdcmElValSet.cxx b/src/gdcmElValSet.cxx index aef6800f..1d6e42b3 100644 --- a/src/gdcmElValSet.cxx +++ b/src/gdcmElValSet.cxx @@ -1,242 +1,482 @@ // gdcmElValSet.cxx -#include "gdcm.h" +#include #include "gdcmUtil.h" +#include "gdcmElValSet.h" +#include "gdcmTS.h" +using namespace std; -TagElValueHT & ElValSet::GetTagHt(void) { +gdcmElValSet::~gdcmElValSet() { + for (TagElValueHT::iterator tag = tagHt.begin(); tag != tagHt.end(); ++tag) { + gdcmElValue* EntryToDelete = tag->second; + if ( EntryToDelete ) + delete EntryToDelete; + } + tagHt.clear(); + // Since Add() adds symetrical in both tagHt and NameHt we can + // assume all the pointed gdcmElValues are allready cleaned-up when + // we cleaned tagHt. + NameHt.clear(); +} + +TagElValueHT & gdcmElValSet::GetTagHt(void) { return tagHt; } -void ElValSet::Add(ElValue * newElValue) { +/** + * \ingroup gdcmElValSet + * \brief + * @param newElValue + * @return + */ +void gdcmElValSet::Add(gdcmElValue * newElValue) { tagHt [newElValue->GetKey()] = newElValue; NameHt[newElValue->GetName()] = newElValue; } -void ElValSet::Print(ostream & os) { - for (TagElValueHT::iterator tag = tagHt.begin(); - tag != tagHt.end(); - ++tag){ - os << tag->first << ": "; - os << "[" << tag->second->GetValue() << "]"; - os << "[" << tag->second->GetName() << "]"; - os << "[" << tag->second->GetVR() << "]" << endl; - } + +/** + * \ingroup gdcmElValSet + * \brief Checks if a given Dicom element exists + * \ within a ElValSet + * @param Group + * @param Elem + * @return + */ +int gdcmElValSet::CheckIfExistByNumber(guint16 Group, guint16 Elem ) { + string key = TranslateToKey(Group, Elem ); + return (tagHt.count(key)); +} + +/** + * \ingroup gdcmElValSet + * \brief + */ +void gdcmElValSet::Print(ostream & os) { + + size_t o; + short int g, e; + TSKey v; + char * d; + string d2; + gdcmTS * ts = gdcmGlobal::GetTS(); + + for (TagElValueHT::iterator tag = tagHt.begin(); + tag != tagHt.end(); + ++tag){ + g = tag->second->GetGroup(); + e = tag->second->GetElement(); + v = tag->second->GetValue(); + o = tag->second->GetOffset(); + d = _CreateCleanString(v); // TODO : trouver qq chose moins goret + d2=d; + + os << tag->first << ": "; + //os << "[" << v << "]"; + os << "[" << d2 << "]"; + os << "[" << tag->second->GetName() << "]"; + os << "[" << tag->second->GetVR() << "]"; + + if ( (g == 0x0002) && (e == 0x0010) ) { + os << " [" << ts->GetValue(v) << "]"; + } + + // liberer 'd' ici ? + + os << " lgr : " << tag->second->GetLength(); + os << ", Offset : " << o; + os << " x(" << hex << o << dec << ") "; + os << endl; + } } -void ElValSet::PrintByName(ostream & os) { - for (TagElValueNameHT::iterator tag = NameHt.begin(); - tag != NameHt.end(); - ++tag){ - os << tag->first << ": "; - os << "[" << tag->second->GetValue() << "]"; - os << "[" << tag->second->GetKey() << "]"; - os << "[" << tag->second->GetVR() << "]" << endl; - } +/** + * \ingroup gdcmElValSet + * \brief + */ +void gdcmElValSet::PrintByName(ostream & os) { + for (TagElValueNameHT::iterator tag = NameHt.begin(); + tag != NameHt.end(); + ++tag){ + os << tag->first << ": "; + os << "[" << tag->second->GetValue() << "]"; + os << "[" << tag->second->GetKey() << "]"; + os << "[" << tag->second->GetVR() << "]" << endl; + } } -ElValue* ElValSet::GetElementByNumber(guint32 group, guint32 element) { - TagKey key = gdcmDictEntry::TranslateToKey(group, element); - if ( ! tagHt.count(key)) - return (ElValue*)0; - if (tagHt.count(key) > 1) - dbg.Verbose(0, "ElValSet::GetElementByNumber", - "multiple entries for this key (FIXME) !"); - return tagHt.find(key)->second; +/** + * \ingroup gdcmElValSet + * \brief + * @param group + * @param element + * @return + */ +gdcmElValue* gdcmElValSet::GetElementByNumber(guint16 group, guint16 element) { + TagKey key = gdcmDictEntry::TranslateToKey(group, element); + if ( ! tagHt.count(key)) + return (gdcmElValue*)0; + return tagHt.find(key)->second; } -ElValue* ElValSet::GetElementByName(string TagName) { +/** + * \ingroup gdcmElValSet + * \brief + * @return + */ +gdcmElValue* gdcmElValSet::GetElementByName(string TagName) { if ( ! NameHt.count(TagName)) - return (ElValue*)0; - if (NameHt.count(TagName) > 1) - dbg.Verbose(0, "ElValSet::GetElement", - "multipe entries for this key (FIXME) !"); + return (gdcmElValue*)0; return NameHt.find(TagName)->second; } -string ElValSet::GetElValueByNumber(guint32 group, guint32 element) { - TagKey key = gdcmDictEntry::TranslateToKey(group, element); - if ( ! tagHt.count(key)) - return "gdcm::Unfound"; - if (tagHt.count(key) > 1) - dbg.Verbose(0, "ElValSet::GetElValueByNumber", - "multiple entries for this key (FIXME) !"); - return tagHt.find(key)->second->GetValue(); +/** + * \ingroup gdcmElValSet + * \brief + * @param group + * @param element + * @return + */ +string gdcmElValSet::GetElValueByNumber(guint16 group, guint16 element) { + TagKey key = gdcmDictEntry::TranslateToKey(group, element); + if ( ! tagHt.count(key)) + return "gdcm::Unfound"; + return tagHt.find(key)->second->GetValue(); } -string ElValSet::GetElValueByName(string TagName) { - if ( ! NameHt.count(TagName)) - return "gdcm::Unfound"; - if (NameHt.count(TagName) > 1) - dbg.Verbose(0, "ElValSet::GetElValue", - "multipe entries for this key (FIXME) !"); - return NameHt.find(TagName)->second->GetValue(); +/** + * \ingroup gdcmElValSet + * \brief + * @return + */ +string gdcmElValSet::GetElValueByName(string TagName) { + if ( ! NameHt.count(TagName)) + return "gdcm::Unfound"; + return NameHt.find(TagName)->second->GetValue(); } -int ElValSet::SetElValueByNumber(string content, guint32 group, guint32 element) { - TagKey key = gdcmDictEntry::TranslateToKey(group, element); - if ( ! tagHt.count(key)) - return 0; - if (tagHt.count(key) > 1) { - dbg.Verbose(0, "ElValSet::SetElValueByNumber", - "multiple entries for this key (FIXME) !"); - return (0); - } - tagHt[key]->SetValue(content); - // FIXME should we really update the element length ? - tagHt[key]->SetLength(content.length()); - return(1); +/** + * \ingroup gdcmElValSet + * \brief + * @param content + * @param group + * @param element + * @return + */ +int gdcmElValSet::SetElValueByNumber(string content, + guint16 group, guint16 element) { + TagKey key = gdcmDictEntry::TranslateToKey(group, element); + if ( ! tagHt.count(key)) + return 0; + tagHt[key]->SetValue(content); + string vr = tagHt[key]->GetVR(); + guint32 lgr; + + if( (vr == "US") || (vr == "SS") ) + lgr = 2; + else if( (vr == "UL") || (vr == "SL") ) + lgr = 4; + else + lgr = content.length(); + tagHt[key]->SetLength(lgr); + return 1; } +/** + * \ingroup gdcmElValSet + * \brief + * @param content + * @param TagName + * @return + */ +int gdcmElValSet::SetElValueByName(string content, string TagName) { + if ( ! NameHt.count(TagName)) + return 0; + NameHt[TagName]->SetValue(content); + string vr = NameHt[TagName]->GetVR(); + guint32 lgr; -int ElValSet::SetElValueByName(string content, string TagName) { - if ( ! NameHt.count(TagName)) - return 0; - if (NameHt.count(TagName) > 1) { - dbg.Verbose(0, "ElValSet::SetElValue", - "multipe entries for this key (FIXME) !"); - return 0; - } - NameHt.find(TagName)->second->SetValue(content); - NameHt.find(TagName)->second->SetLength(strlen(content.c_str())); - return(1); + if( (vr == "US") || (vr == "SS") ) + lgr = 2; + else if( (vr == "UL") || (vr == "SL") ) + lgr = 4; + else + lgr = content.length(); + +// TODO : WARNING: le cas de l'element des pixels (7fe0,0010) n'est pas traite +// par SetElValueByName +// il faudra utiliser SetElValueByNumber + + NameHt[TagName]->SetLength(lgr); + return 1; } +/** + * \ingroup gdcmElValSet + * \brief Generate a free TagKey i.e. a TagKey that is not present + * in the TagHt dictionary. + * @param group The generated tag must belong to this group. + * @return The element of tag with given group which is fee. + */ +guint32 gdcmElValSet::GenerateFreeTagKeyInGroup(guint16 group) { + for (guint32 elem = 0; elem < UINT32_MAX; elem++) { + TagKey key = gdcmDictEntry::TranslateToKey(group, elem); + if (tagHt.count(key) == 0) + return elem; + } + return UINT32_MAX; +} +/** + * \ingroup gdcmElValSet + * \brief + * @param length + * @param group + * @param element + * @return + */ +int gdcmElValSet::SetElValueLengthByNumber(guint32 length, + guint16 group, guint16 element) { + TagKey key = gdcmDictEntry::TranslateToKey(group, element); + if ( ! tagHt.count(key)) + return 0; + tagHt[key]->SetLength(length); + return 1 ; +} -int ElValSet::Write(FILE * _fp) { -// ATTENTION : fonction non terminée (commitée a titre de precaution) +/** + * \ingroup gdcmElValSet + * \brief + * @param length + * @param TagName + * @return + */ +int gdcmElValSet::SetElValueLengthByName(guint32 length, string TagName) { + if ( ! NameHt.count(TagName)) + return 0; + NameHt.find(TagName)->second->SetLength(length); + return 1 ; +} - guint16 gr, el; - guint32 lgr; - const char * val; - string vr; - guint32 val_int32; - guint16 val_int16; - void *ptr; - - string implicitVRTransfertSyntax = "1.2.840.10008.1.2"; - -/* // Utilisées pour le calcul Group Length - int deja = 0; - guint32 lgrCalcGroupe; - ElValue * elemZ, *elemZPrec; - guint16 grCourant = 0; - -*/ +/** + * \ingroup gdcmElValSet + * \brief Re-computes the length of a ACR-NEMA/Dicom group from a DcmHeader + * @param SkipSequence + * @param type + */ +void gdcmElValSet::UpdateGroupLength(bool SkipSequence, FileType type) { + guint16 gr, el; + string vr; + + gdcmElValue *elem; + char trash[10]; + string str_trash; + + GroupKey key; + GroupHT groupHt; // to hold the length of each group + TagKey tk; + // remember : + // typedef std::map GroupHT; + + gdcmElValue *elemZ; + + // for each Tag in the DCM Header + + for (TagElValueHT::iterator tag2 = tagHt.begin(); + tag2 != tagHt.end(); + ++tag2){ + + elem = tag2->second; + gr = elem->GetGroup(); + el = elem->GetElement(); + vr = elem->GetVR(); + + sprintf(trash, "%04x", gr); + key = trash; // generate 'group tag' + + // if the caller decided not to take SEQUENCEs into account + // e.g : he wants to write an ACR-NEMA File + + if (SkipSequence && vr == "SQ") continue; + + // pas SEQUENCE en ACR-NEMA + // WARNING : pb CERTAIN + // si on est descendu 'a l'interieur' des SQ + // + // --> la descente a l'interieur' des SQ + // devra etre faite avec une liste chainee, pas avec une HTable... + + if ( groupHt.count(key) == 0) { // we just read the first elem of a given group + if (el == 0x0000) { // the first elem is 0x0000 + groupHt[key] = 0; // initialize group length + } else { + groupHt[key] = 2 + 2 + 4 + elem->GetLength(); // non 0x0000 first group elem + } + } else { // any elem but the first + if (type == ExplicitVR) { + if ( (vr == "OB") || (vr == "OW") || (vr == "SQ") ) { + groupHt[key] += 4; // explicit VR AND OB, OW, SQ : 4 more bytes + } + } + groupHt[key] += 2 + 2 + 4 + elem->GetLength(); + } + } + + if(1) // unnormalized way to see what happened + for (GroupHT::iterator g = groupHt.begin(); + g != groupHt.end(); + ++g){ + printf("groupKey %s : %d\n",g->first.c_str(),g->second); + } + + unsigned short int gr_bid; + + for (GroupHT::iterator g = groupHt.begin(); // for each group we found + g != groupHt.end(); + ++g){ + // FIXME: g++ -Wall -Wstrict-prototypes reports on following line: + // warning: unsigned int format, different type arg + sscanf(g->first.c_str(),"%x",&gr_bid); + tk = g->first + "|0000"; // generate the element full tag + + if ( tagHt.count(tk) == 0) { // if element 0x0000 not found + gdcmDictEntry * tagZ = new gdcmDictEntry(gr_bid, 0x0000, "UL"); + elemZ = new gdcmElValue(tagZ); + elemZ->SetLength(4); + Add(elemZ); // create it + } else { + elemZ=GetElementByNumber(gr_bid, 0x0000); + } + sprintf(trash ,"%d",g->second); + str_trash=trash; + elemZ->SetValue(str_trash); + } +} + +/** + * \ingroup gdcmElValSet + * \brief + * @param type + * @param _fp + * @return + */ +void gdcmElValSet::WriteElements(FileType type, FILE * _fp) { + guint16 gr, el; + guint32 lgr; + const char * val; + string vr; + guint32 val_uint32; + guint16 val_uint16; + + vector tokens; - // Question : - // Comment pourrait-on tester si on est TRueDicom ou non , + void *ptr; + + // Tout ceci ne marche QUE parce qu'on est sur un proc Little Endian + // restent à tester les echecs en écriture (apres chaque fwrite) + + for (TagElValueHT::iterator tag2=tagHt.begin(); + tag2 != tagHt.end(); + ++tag2){ + + gr = tag2->second->GetGroup(); + el = tag2->second->GetElement(); + lgr = tag2->second->GetLength(); + val = tag2->second->GetValue().c_str(); + vr = tag2->second->GetVR(); + + if ( type == ACR ) { + if (gr < 0x0008) continue; + // if (gr %2) continue; // pour voir + if (vr == "SQ" ) continue; + } + + fwrite ( &gr,(size_t)2 ,(size_t)1 ,_fp); //group + fwrite ( &el,(size_t)2 ,(size_t)1 ,_fp); //element + + if ( (type == ExplicitVR) && (gr <= 0x0002) ) { + // On est en EXPLICIT VR + guint16 z=0, shortLgr; + fwrite (vr.c_str(),(size_t)2 ,(size_t)1 ,_fp); + + if ( (vr == "OB") || (vr == "OW") || (vr == "SQ") ) { + fwrite ( &z, (size_t)2 ,(size_t)1 ,_fp); + fwrite ( &lgr,(size_t)4 ,(size_t)1 ,_fp); + + } else { + shortLgr=lgr; + fwrite ( &shortLgr,(size_t)2 ,(size_t)1 ,_fp); + } + } else { + fwrite ( &lgr,(size_t)4 ,(size_t)1 ,_fp); + } + + tokens.erase(tokens.begin(),tokens.end()); + Tokenize (tag2->second->GetValue(), tokens, "\\"); + + if (vr == "US" || vr == "SS") { + for (unsigned int i=0; isecond; + // WARNING : Si on veut ecrire du DICOM V3 a partir d'un DcmHeader ACR-NEMA + // no way - if ( (elemZ->GetGroup() != grCourant) && - (elemZ->GetGroup() != 0xfffe) ) { // On arrive sur un nv Groupe - - if(elemZ->GetNum != 0x0000) { // pas d'element 'Lgr groupe' - // On le crée - gdcmDictEntry * tagZ = IsInDicts(tag->second->GetGroup(), 0); - elemZ = new (ElValue(tagZ)); // on le cree - elemZ.SetLength(4); - Add(elemZ); // On l'accroche à sa place - } - - if (deja) { - - // A FINIR - } - deja = 1; - elemZPrec = elemZ; - grCourant = elemZ->GetGroup(); - lgrCalcGroupe = 12; //2 + 2 + 4 + 4; // lgr (Gr + Num + LgrElem + LgrGroupe) - - } else { // On n'EST PAS sur un nv Groupe - - lgrCalcGroupe += 2 + 2; // lgr (Gr + Num ) - - if (IsVrUnknowkn()) { - - // A FINIR - - } - - // A FINIR - } - -*/ - - // Si on fait de l'implicit VR littele Endian - // (pour moins se fairche sur processeur INTEL) - // penser a forcer le SYNTAX TRANSFERT UID - - SetElValueByNumber(implicitVRTransfertSyntax, 0x0002, 0x0010); - - // restent à tester les echecs en écriture (apres chaque fwrite) - - for (TagElValueHT::iterator tag = tagHt.begin(); - tag != tagHt.end(); - ++tag){ - - // Question : - // peut-on se passer des affectations? - // - passer l'adresse du resultat d'une fonction (???) - // - acceder au champ sans passer par un accesseur ? - - gr = tag->second->GetGroup(); - el = tag->second->GetElement(); - lgr = tag->second->GetLength(); - val = tag->second->GetValue().c_str(); - vr = tag->second->GetVR(); - - fwrite ( &gr,(size_t)2 ,(size_t)1 ,_fp); //group - fwrite ( &el,(size_t)2 ,(size_t)1 ,_fp); //element - - //fwrite ( vr,(size_t)2 ,(size_t)1 ,_fp); //VR - - // si on n'est pas en IMPLICIT VR voir pb (lgr + VR) - - fwrite ( &lgr,(size_t)4 ,(size_t)1 ,_fp); //lgr - - if (vr == "US" || vr == "SS") { - val_int16 = atoi(val); - ptr = &val_int16; - fwrite ( ptr,(size_t)2 ,(size_t)1 ,_fp); - continue; - } - if (vr == "UL" || vr == "SL") { - val_int32 = atoi(val); - ptr = &val_int32; - fwrite ( ptr,(size_t)4 ,(size_t)1 ,_fp); - continue; - } - - // Les pixels ne sont pas chargés dans l'element ! - if ((gr == 0x7fe0) && (el == 0x0010) ) break; - - fwrite ( val,(size_t)lgr ,(size_t)1 ,_fp); //valeur Elem - } - - return(1); + if (type == ExplicitVR) { + string explicitVRTransfertSyntax = "1.2.840.10008.1.2.1"; + SetElValueByNumber(explicitVRTransfertSyntax, 0x0002, 0x0010); + // See above comment + SetElValueLengthByNumber(20, 0x0002, 0x0010); + } + + if ( (type == ImplicitVR) || (type == ExplicitVR) ) + UpdateGroupLength(false,type); + if ( type == ACR) + UpdateGroupLength(true,ACR); + + WriteElements(type, _fp); + return(1); }