Program: gdcm
Module: $RCSfile: gdcmDocument.cxx,v $
Language: C++
- Date: $Date: 2004/06/22 15:31:17 $
- Version: $Revision: 1.25 $
+ Date: $Date: 2004/06/25 12:56:39 $
+ Version: $Revision: 1.33 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
const unsigned int gdcmDocument::HEADER_LENGTH_TO_READ = 256;
// Refer to gdcmDocument::SetMaxSizeLoadEntry()
-const unsigned int gdcmDocument::MAX_SIZE_LOAD_ELEMENT_VALUE = 4096;
+const unsigned int gdcmDocument::MAX_SIZE_LOAD_ELEMENT_VALUE = 0x7fffffff;// 4096;
-const unsigned int gdcmDocument::MAX_SIZE_PRINT_ELEMENT_VALUE = 64;
+const unsigned int gdcmDocument::MAX_SIZE_PRINT_ELEMENT_VALUE = 0x7fffffff;//64;
//-----------------------------------------------------------------------------
// Constructor / Destructor
long l=ParseDES( this, beg, lgt, false); // le Load sera fait a la volee
(void)l; //is l used anywhere ?
+
+ rewind(fp);
+
+ // Load 'non string' values
+
+ std::string PhotometricInterpretation = GetEntryByNumber(0x0028,0x0004);
+ if( PhotometricInterpretation == "PALETTE COLOR " ) {
+ LoadEntryVoidArea(0x0028,0x1200); // gray LUT
+ LoadEntryVoidArea(0x0028,0x1201); // R LUT
+ LoadEntryVoidArea(0x0028,0x1202); // G LUT
+ LoadEntryVoidArea(0x0028,0x1203); // B LUT
+
+ LoadEntryVoidArea(0x0028,0x1221); // Segmented Red Palette Color LUT Data
+ LoadEntryVoidArea(0x0028,0x1222); // Segmented Green Palette Color LUT Data
+ LoadEntryVoidArea(0x0028,0x1223); // Segmented Blue Palette Color LUT Data
+ }
+ //FIXME later : how to use it?
+ LoadEntryVoidArea(0x0028,0x3006); //LUT Data (CTX dependent)
+
CloseFile();
// --------------------------------------------------------------
* \brief Get the public dictionary used
*/
gdcmDict *gdcmDocument::GetPubDict(void) {
- return(RefPubDict);
+ return RefPubDict;
}
/**
* \brief Get the shadow dictionary used
*/
gdcmDict *gdcmDocument::GetShaDict(void) {
- return(RefShaDict);
+ return RefShaDict;
}
/**
*/
bool gdcmDocument::SetShaDict(gdcmDict *dict){
RefShaDict=dict;
- return(!RefShaDict);
+ return !RefShaDict;
}
/**
*/
bool gdcmDocument::SetShaDict(DictKey dictName){
RefShaDict=gdcmGlobal::GetDicts()->GetDict(dictName);
- return(!RefShaDict);
+ return !RefShaDict;
}
/**
bool gdcmDocument::IsReadable(void) {
if(Filetype==gdcmUnknown) {
dbg.Verbose(0, "gdcmDocument::IsReadable: wrong filetype");
- return(false);
+ return false;
}
if(!tagHT.empty()<=0) {
dbg.Verbose(0, "gdcmDocument::IsReadable: no tags in internal"
" hash table.");
- return(false);
+ return false;
}
return(true);
* @return True when RLE Lossless found. False in all
* other cases.
*/
+
bool gdcmDocument::IsJPEGLossless(void)
{
return ( IsGivenTransferSyntax(UI1_2_840_10008_1_2_4_55)
|| IsGivenTransferSyntax(UI1_2_840_10008_1_2_4_57)
- || IsGivenTransferSyntax(UI1_2_840_10008_1_2_4_90) );
+ || IsGivenTransferSyntax(UI1_2_840_10008_1_2_4_70) );
}
/**
* UpdateGroupLength(true,ACR);
*/
- Write(fp,filetype); // the gdcmElementSet one !
+ gdcmElementSet::Write(fp,filetype);
- /// WriteEntries(fp,type); // old stuff
return true;
}
delete[] a;
return NULL;
}
-
+ return a;
+}
+/**
+ * \brief Loads (from disk) the element content
+ * when a string is not suitable
+ * @param Element Entry whose voidArea is going to be loaded
+ */
+void *gdcmDocument::LoadEntryVoidArea(gdcmBinEntry *Element)
+{
+ size_t o =(size_t)Element->GetOffset();
+ fseek(fp, o, SEEK_SET);
+ size_t l = Element->GetLength();
+ char* a = new char[l];
+ if(!a) {
+ dbg.Verbose(0, "gdcmDocument::LoadEntryVoidArea cannot allocate a");
+ return NULL;
+ }
+ Element->SetVoidArea((void *)a);
+ /// \todo check the result
+ size_t l2 = fread(a, 1, l ,fp);
+ if(l != l2)
+ {
+ delete[] a;
+ return NULL;
+ }
return a;
}
*/
gdcmDocEntry* gdcmDocument::GetDocEntryByNumber(guint16 group, guint16 element)
{
- TagKey key = gdcmDictEntry::TranslateToKey(group, element);
+ TagKey key = gdcmDictEntry::TranslateToKey(group, element);
if ( ! tagHT.count(key))
return NULL;
return tagHT.find(key)->second;
dbg.Error(" gdcmDocument::SwapLong : unset swap code");
a=0;
}
- return(a);
+ return a;
}
/**
* @return The properly unswaped 32 bits integer.
*/
guint32 gdcmDocument::UnswapLong(guint32 a) {
- return (SwapLong(a));
+ return SwapLong(a);
}
/**
guint16 gdcmDocument::SwapShort(guint16 a) {
if ( (sw==4321) || (sw==2143) )
a =(((a<<8) & 0x0ff00) | ((a>>8)&0x00ff));
- return (a);
+ return a;
}
/**
* @return The properly unswaped 16 bits integer.
*/
guint16 gdcmDocument::UnswapShort(guint16 a) {
- return (SwapShort(a));
+ return SwapShort(a);
}
//-----------------------------------------------------------------------------
if (NewDocEntry->GetGroup() == 0x7fe0 &&
NewDocEntry->GetElement() == 0x0010 )
{
- if (NewDocEntry->GetLength()==0xffffffff)
+ if (NewDocEntry->GetReadLength()==0xffffffff)
+ {
// Broken US.3405.1.dcm
Parse7FE0(); // to skip the pixels
// (multipart JPEG/RLE are trouble makers)
+ }
+ else
+ {
+ SkipToNextDocEntry(NewDocEntry);
+ l = NewDocEntry->GetFullLength();
+ }
}
else
{
l, delim_mode);
(void)lgt; //not used...
}
- // FIXME : on en fait quoi, de lgt ?
set->AddEntry(sq);
if ( !delim_mode && ftell(fp)-offset >= l_max)
{
}
delete NewDocEntry;
}
- return l; // ??
+ return l; // Probably useless
}
/**
(void)depth; //not used
while (true) {
+
NewDocEntry = ReadNextDocEntry();
+ if (!NewDocEntry)
+ break;
if(delim_mode) {
if (NewDocEntry->isSequenceDelimitor()) {
set->SetSequenceDelimitationItem(NewDocEntry);
}
}
lgth = ftell(fp) - offset;
- return(lgth);
+ return lgth;
}
/**
// The elements whose length is bigger than the specified upper bound
// are not loaded. Instead we leave a short notice of the offset of
// the element content and it's length.
-
+
+ std::ostringstream s;
if (length > MaxSizeLoadEntry) {
if (gdcmBinEntry* BinEntryPtr = dynamic_cast< gdcmBinEntry* >(Entry) )
- {
- std::ostringstream s;
+ {
s << "gdcm::NotLoaded (BinEntry)";
s << " Address:" << (long)Entry->GetOffset();
s << " Length:" << Entry->GetLength();
}
// to be sure we are at the end of the value ...
fseek(fp,(long)Entry->GetOffset()+(long)Entry->GetLength(),SEEK_SET);
- return;
- // Be carefull : a BinEntry IS_A valEntry ...
+ return;
+ // Be carefull : a BinEntry IS_A ValEntry ...
if (gdcmValEntry* ValEntryPtr = dynamic_cast< gdcmValEntry* >(Entry) )
{
- std::ostringstream s;
s << "gdcm::NotLoaded. (ValEntry)";
s << " Address:" << (long)Entry->GetOffset();
s << " Length:" << Entry->GetLength();
s << " x(" << std::hex << Entry->GetLength() << ")";
ValEntryPtr->SetValue(s.str());
- }
+ }
// to be sure we are at the end of the value ...
fseek(fp,(long)Entry->GetOffset()+(long)Entry->GetLength(),SEEK_SET);
return;
// When we find a BinEntry not very much can be done :
if (gdcmBinEntry* BinEntryPtr = dynamic_cast< gdcmBinEntry* >(Entry) ) {
- LoadEntryVoidArea (BinEntryPtr->GetGroup(),BinEntryPtr->GetElement());
- return;
- }
+
+ LoadEntryVoidArea(BinEntryPtr);
+ s << "gdcm::Loaded (BinEntry)";
+ BinEntryPtr->SetValue(s.str());
+ return;
+ }
// Any compacter code suggested (?)
// We need an additional byte for storing \0 that is not on disk
std::string NewValue(length,0);
item_read = fread(&(NewValue[0]), (size_t)length, (size_t)1, fp);
- if ( item_read != 1 ) {
- dbg.Verbose(1, "gdcmDocument::LoadElementValue","unread element value");
- ((gdcmValEntry *)Entry)->SetValue("gdcm::UnRead");
- return;
+ if (gdcmValEntry* ValEntry = dynamic_cast< gdcmValEntry* >(Entry) ) {
+ if ( item_read != 1 ) {
+ dbg.Verbose(1, "gdcmDocument::LoadElementValue","unread element value");
+ ValEntry->SetValue("gdcm::UnRead");
+ return;
+ }
+
+ if( (vr == "UI") ) // Because of correspondance with the VR dic
+ ValEntry->SetValue(NewValue.c_str());
+ else
+ ValEntry->SetValue(NewValue);
+ } else {
+ // fusible
+ std::cout << "Should have a ValEntry, here !" << std::endl;
}
- if( (vr == "UI") ) // Because of correspondance with the VR dic
- ((gdcmValEntry *)Entry)->SetValue(NewValue.c_str());
- else
- ((gdcmValEntry *)Entry)->SetValue(NewValue);
}
Entry->SetDictEntry(NewTag);
}
- // Heuristic: well some files are really ill-formed.
+ // Heuristic: well, some files are really ill-formed.
if ( length16 == 0xffff)
{
length16 = 0;
- //dbg.Verbose(0, "gdcmDocument::FindLength",
- // "Erroneous element length fixed.");
- // Actually, length= 0xffff means that we deal with
- // Unknown Sequence Length
+ // Length16= 0xffff means that we deal with
+ // 'Unknown Length' Sequence
}
FixDocEntryFoundLength(Entry, (guint32)length16);
return;
"UL","FIXME","Group Length");
Entry->SetDictEntry(NewEntry);
}
- return(false);
+ return false;
}
if ( Entry->IsVRUnknown() )
vr,"FIXME",Entry->GetName());
Entry->SetDictEntry(NewEntry);
}
- return(true);
+ return true;
}
/**
#ifdef GDCM_NO_ANSI_STRING_STREAM
s << std::ends; // to avoid oddities on Solaris
#endif //GDCM_NO_ANSI_STRING_STREAM
- return(s.str());
+ return s.str();
}
- return(((gdcmValEntry *)Entry)->GetValue());
+ return ((gdcmValEntry *)Entry)->GetValue();
}
/**
#ifdef GDCM_NO_ANSI_STRING_STREAM
s << std::ends; // to avoid oddities on Solaris
#endif //GDCM_NO_ANSI_STRING_STREAM
- return(s.str());
+ return s.str();
}
- return(((gdcmValEntry *)Entry)->GetValue());
+ return ((gdcmValEntry *)Entry)->GetValue();
}
/**