-// gdcmDocEntry.cxx
-//-----------------------------------------------------------------------------
-//
+/*=========================================================================
+
+ Program: gdcm
+ Module: $RCSfile: gdcmDocEntry.cxx,v $
+ Language: C++
+ Date: $Date: 2004/10/12 04:35:45 $
+ Version: $Revision: 1.27 $
+
+ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
+ l'Image). All rights reserved. See Doc/License.txt or
+ http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the above copyright notices for more information.
+
+=========================================================================*/
+
#include "gdcmDocEntry.h"
#include "gdcmTS.h"
#include "gdcmGlobal.h"
#include "gdcmUtil.h"
#include <iomanip> // for std::ios::left, ...
+namespace gdcm
+{
-
+// CLEAN ME
#define MAX_SIZE_PRINT_ELEMENT_VALUE 64
//-----------------------------------------------------------------------------
// Constructor / Destructor
/**
- * \ingroup gdcmDocEntry
- * \brief Constructor from a given gdcmDictEntry
+ * \ingroup DocEntry
+ * \brief Constructor from a given DictEntry
* @param in Pointer to existing dictionary entry
*/
-gdcmDocEntry::gdcmDocEntry(gdcmDictEntry* in) {
+DocEntry::DocEntry(DictEntry* in)
+{
ImplicitVR = false;
- entry = in;
+ DicomDict = in;
+ SetKey( in->GetKey( ) );
+ Offset = 0 ; // To avoid further missprinting
}
//-----------------------------------------------------------------------------
// Print
/**
- * \ingroup gdcmDocEntry
- * \brief canonical Printer
+ * \ingroup DocEntry
+ * \brief Prints the common part of ValEntry, BinEntry, SeqEntry
+ * @param os ostream we want to print in
*/
-void gdcmDocEntry::Print(std::ostream & os) {
-
-// TODO : (no more chained list ...)
-
-/*
+void DocEntry::Print(std::ostream& os)
+{
+ PrintLevel = 2; // FIXME
+
size_t o;
unsigned short int g, e;
- char st[20];
+ std::string st;
TSKey v;
std::string d2, vr;
- gdcmTS * ts = gdcmGlobal::GetTS();
std::ostringstream s;
- guint32 lgth;
- char greltag[10]; //group element tag
+ uint32_t lgth;
g = GetGroup();
e = GetElement();
- v = GetValue();
o = GetOffset();
vr = GetVR();
- sprintf(greltag,"%04x|%04x ",g,e);
- s << greltag ;
-
- d2 = CreateCleanString(v); // replace non printable characters by '.'
- if (printLevel>=2) {
- s << "lg : ";
+
+ s << DictEntry::TranslateToKey(GetGroup(),GetElement());
+
+ if (PrintLevel >= 2)
+ {
+ s << " lg : ";
lgth = GetReadLength(); // ReadLength, as opposed to UsableLength
- if (lgth == 0xffffffff) {
- sprintf(st,"x(ffff)"); // I said : "x(ffff)" !
+ if (lgth == 0xffffffff)
+ {
+ st = Util::Format("x(ffff)"); // I said : "x(ffff)" !
s.setf(std::ios::left);
- s << std::setw(10-strlen(st)) << " ";
+ s << std::setw(10-st.size()) << " ";
s << st << " ";
s.setf(std::ios::left);
- s << std::setw(8) << "-1";
- } else {
- sprintf(st,"x(%x)",lgth);
+ s << std::setw(8) << "-1";
+ }
+ else
+ {
+ st = Util::Format("x(%x)",lgth);
s.setf(std::ios::left);
- s << std::setw(10-strlen(st)) << " ";
+ s << std::setw(10-st.size()) << " ";
s << st << " ";
s.setf(std::ios::left);
s << std::setw(8) << lgth;
}
s << " Off.: ";
- sprintf(st,"x(%x)",o);
- s << std::setw(10-strlen(st)) << " ";
+ st = Util::Format("x(%x)",o);
+ s << std::setw(10-st.size()) << " ";
s << st << " ";
s << std::setw(8) << o;
}
s << "[" << vr << "] ";
- if (printLevel>=1) {
+ if (PrintLevel >= 1)
+ {
s.setf(std::ios::left);
s << std::setw(66-GetName().length()) << " ";
}
s << "[" << GetName()<< "]";
+ os << s.str();
+}
- if (voidArea != NULL) {
- s << " [gdcm::Non String Data Loaded in Unsecure Area ("
- << GetLength() << ") ]";
- }
-
- else {
- if( (GetLength()<MAX_SIZE_PRINT_ELEMENT_VALUE) ||
- (printLevel>=3) ||
- (d2.find("gdcm::NotLoaded.") < d2.length()) )
- s << " [" << d2 << "]";
- else
- s << " [gdcm::too long for print (" << GetLength() << ") ]";
+/**
+ * \ingroup DocEntry
+ * \brief Writes the common part of any ValEntry, BinEntry, SeqEntry
+ * @param fp already open file pointer
+ * @param filetype type of the file to be written
+ */
+void DocEntry::Write(FILE* fp, FileType filetype)
+{
+ uint32_t ffff = 0xffffffff;
+ uint16_t group = GetGroup();
+ VRKey vr = GetVR();
+ uint16_t el = GetElement();
+ uint32_t lgr = GetReadLength();
+
+ if ( group == 0xfffe && el == 0x0000 )
+ {
+ // Fix in order to make some MR PHILIPS images e-film readable
+ // see gdcmData/gdcm-MR-PHILIPS-16-Multi-Seq.dcm:
+ // we just *always* ignore spurious fffe|0000 tag !
+ return;
}
-
- // Display the UID value (instead of displaying only the rough code)
- if (g == 0x0002) { // Any more to be displayed ?
- if ( (e == 0x0010) || (e == 0x0002) )
- s << " ==>\t[" << ts->GetValue(v) << "]";
- } else {
- if (g == 0x0008) {
- if ( (e == 0x0016) || (e == 0x1150) )
- s << " ==>\t[" << ts->GetValue(v) << "]";
- } else {
- if (g == 0x0004) {
- if ( (e == 0x1510) || (e == 0x1512) )
- s << " ==>\t[" << ts->GetValue(v) << "]";
- }
+
+ //
+ // ----------- Writes the common part
+ //
+ fwrite ( &group,(size_t)2 ,(size_t)1 ,fp); //group
+ fwrite ( &el, (size_t)2 ,(size_t)1 ,fp); //element
+
+ if ( filetype == ExplicitVR )
+ {
+ // Special case of delimiters:
+ if (group == 0xfffe)
+ {
+ // Delimiters have NO Value Representation
+ // Hence we skip writing the VR.
+ // In order to avoid further troubles, we choose to write them
+ // as 'no-length' Item Delimitors (we pad by writing 0xffffffff)
+ // The end of a given Item will be found when :
+ // - a new Item Delimitor Item is encountered (the Seq goes on)
+ // - a Sequence Delimitor Item is encountered (the Seq just ended)
+
+ // TODO : verify if the Sequence Delimitor Item was forced during Parsing
+
+ int ff = 0xffffffff;
+ fwrite (&ff,(size_t)4 ,(size_t)1 ,fp);
+ return;
}
- }
- //if (e == 0x0000) { // elem 0x0000 --> group length
- if ( (vr == "UL") || (vr == "US") || (vr == "SL") || (vr == "SS") ) {
- if (v == "4294967295") // to avoid troubles in convertion
- sprintf (st," x(ffffffff)");
- else {
- if ( GetLength() !=0 )
- sprintf(st," x(%x)", atoi(v.c_str()));//FIXME
- else
- sprintf(st," ");
+
+ uint16_t z = 0;
+ uint16_t shortLgr = lgr;
+
+ if (vr == "unkn")
+ {
+ // Unknown was 'written'
+ // deal with Little Endian
+ fwrite ( &shortLgr,(size_t)2 ,(size_t)1 ,fp);
+ fwrite ( &z, (size_t)2 ,(size_t)1 ,fp);
+ }
+ else
+ {
+ fwrite (vr.c_str(),(size_t)2 ,(size_t)1 ,fp);
+
+ if ( (vr == "OB") || (vr == "OW") || (vr == "SQ") || (vr == "UN") )
+ {
+ fwrite ( &z, (size_t)2 ,(size_t)1 ,fp);
+ if (vr == "SQ")
+ {
+ // we set SQ length to ffffffff
+ // and we shall write a Sequence Delimitor Item
+ // at the end of the Sequence!
+ fwrite ( &ffff,(size_t)4 ,(size_t)1 ,fp);
+ }
+ else
+ {
+ fwrite ( &lgr,(size_t)4 ,(size_t)1 ,fp);
+ }
+ }
+ else
+ {
+ fwrite ( &shortLgr,(size_t)2 ,(size_t)1 ,fp);
+ }
+ }
+ }
+ else // IMPLICIT VR
+ {
+ if (vr == "SQ")
+ {
+ fwrite ( &ffff,(size_t)4 ,(size_t)1 ,fp);
+ }
+ else
+ {
+ fwrite ( &lgr,(size_t)4 ,(size_t)1 ,fp);
}
- s << st;
}
- s << std::endl;
- os << s.str();
-
- */
}
//-----------------------------------------------------------------------------
// Public
/**
- * \ingroup gdcmDocEntry
- * \brief Gets the full length of the DocEntry (not only value length)
+ * \ingroup DocEntry
+ * \brief Gets the full length of the elementary DocEntry (not only value
+ * length) depending on the VR.
*/
-guint32 gdcmDocEntry::GetFullLength(void) {
- guint32 l;
- l = GetLength();
- if ( IsImplicitVR() )
+uint32_t DocEntry::GetFullLength()
+{
+ uint32_t l = GetReadLength();
+ if ( IsImplicitVR() )
+ {
l = l + 8; // 2 (gr) + 2 (el) + 4 (lgth)
- else
+ }
+ else
+ {
if ( GetVR()=="OB" || GetVR()=="OW" || GetVR()=="SQ" )
+ {
l = l + 12; // 2 (gr) + 2 (el) + 2 (vr) + 2 (unused) + 4 (lgth)
+ }
else
+ {
l = l + 8; // 2 (gr) + 2 (el) + 2 (vr) + 2 (lgth)
- return(l);
+ }
+ }
+ return l;
}
/**
- * \ingroup gdcmDocEntry
+ * \ingroup DocEntry
* \brief Copies all the attributes from an other DocEntry
*/
+void DocEntry::Copy (DocEntry* e)
+{
+ DicomDict = e->DicomDict;
+ UsableLength = e->UsableLength;
+ ReadLength = e->ReadLength;
+ ImplicitVR = e->ImplicitVR;
+ Offset = e->Offset;
+ PrintLevel = e->PrintLevel;
+ // TODO : remove DocEntry SQDepth
+}
-void gdcmDocEntry::Copy (gdcmDocEntry* e) {
- this->entry = e->entry;
- this->UsableLength = e->UsableLength;
- this->ReadLength = e->ReadLength;
- this->ImplicitVR = e->ImplicitVR;
- this->Offset = e->Offset;
- this->printLevel = e->printLevel;
- this->SQDepthLevel = e->SQDepthLevel;
+/**
+ * \ingroup DocEntry
+ * \brief tells us if entry is the last one of a 'no length' SequenceItem
+ * (fffe,e00d)
+ */
+bool DocEntry::IsItemDelimitor()
+{
+ return (GetGroup() == 0xfffe && GetElement() == 0xe00d);
+}
+/**
+ * \ingroup DocEntry
+ * \brief tells us if entry is the last one of a 'no length' Sequence
+ * (fffe,e0dd)
+ */
+bool DocEntry::IsSequenceDelimitor()
+{
+ return (GetGroup() == 0xfffe && GetElement() == 0xe0dd);
}
//-----------------------------------------------------------------------------
// Protected
+
//-----------------------------------------------------------------------------
// Private
//-----------------------------------------------------------------------------
+
+} // end namespace gdcm