-// gdcmDocEntry.cxx
-//-----------------------------------------------------------------------------
-//
+/*=========================================================================
+
+ Program: gdcm
+ Module: $RCSfile: gdcmDocEntry.cxx,v $
+ Language: C++
+ Date: $Date: 2004/07/02 13:55:27 $
+ Version: $Revision: 1.13 $
+
+ 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.htm 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"
entry = in;
}
-void gdcmDocEntry::Print(std::ostream & os) {
- std::ostringstream s;
- s << std::endl;
- PrintCommonPart(os);
- os << s.str();
-}
-
//-----------------------------------------------------------------------------
// Print
/**
* \ingroup gdcmDocEntry
* \brief Prints the common part of gdcmValEntry, gdcmBinEntry, gdcmSeqEntry
+ * @param os ostream we want to print in
*/
-void gdcmDocEntry::PrintCommonPart(std::ostream & os) {
+void gdcmDocEntry::Print(std::ostream & os) {
printLevel=2; // FIXME
TSKey v;
std::string d2, vr;
std::ostringstream s;
- guint32 lgth;
+ uint32_t lgth;
char greltag[10]; //group element tag
g = GetGroup();
os << s.str();
}
+/**
+ * \ingroup gdcmDocEntry
+ * \brief Writes the common part of any gdcmValEntry, gdcmBinEntry, gdcmSeqEntry
+ */
+void gdcmDocEntry::Write(FILE *fp, FileType filetype) {
+
+ uint32_t FFFF = 0xffffffff;
+ uint16_t group = GetGroup();
+ gdcmVRKey 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;
+
+//
+// ----------- 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 == gdcmExplicitVR ) {
+
+ // 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;
+ }
+
+ 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);
+ }
+ }
+}
+
//-----------------------------------------------------------------------------
// Public
* \ingroup gdcmDocEntry
* \brief Gets the full length of the elementary DocEntry (not only value length)
*/
-guint32 gdcmDocEntry::GetFullLength(void) {
- guint32 l;
+uint32_t gdcmDocEntry::GetFullLength(void) {
+ uint32_t l;
l = GetReadLength();
if ( IsImplicitVR() )
l = l + 8; // 2 (gr) + 2 (el) + 4 (lgth)
* \ingroup gdcmDocEntry
* \brief Copies all the attributes from an other DocEntry
*/
-
void gdcmDocEntry::Copy (gdcmDocEntry* e) {
this->entry = e->entry;
this->UsableLength = e->UsableLength;
// TODO : remove gdcmDocEntry SQDepth
}
+/**
+ * \ingroup gdcmDocEntry
+ * \brief tells us if entry is the last one of a 'no length' SequenceItem
+ * (fffe,e00d)
+ */
bool gdcmDocEntry::isItemDelimitor() {
if ( (GetGroup() == 0xfffe) && (GetElement() == 0xe00d) )
return true;
else
return false;
}
-
+/**
+ * \ingroup gdcmDocEntry
+ * \brief tells us if entry is the last one of a 'no length' Sequence
+ * (fffe,e0dd)
+ */
bool gdcmDocEntry::isSequenceDelimitor() {
if (GetGroup() == 0xfffe && GetElement() == 0xe0dd)
return true;