Program: gdcm
Module: $RCSfile: gdcmDocument.cxx,v $
Language: C++
- Date: $Date: 2005/10/26 17:06:33 $
- Version: $Revision: 1.312 $
+ Date: $Date: 2005/10/27 09:55:00 $
+ Version: $Revision: 1.313 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
if ( !OpenFile() )
{
// warning already performed in OpenFile()
- //gdcmWarningMacro( "Unable to open as an ACR/DICOM file: "
- // << Filename.c_str() );
Filetype = Unknown;
return false;
}
if ( IsEmpty() )
{
- gdcmWarningMacro( "No tag in internal hash table for: "
+ gdcmErrorMacro( "No tag in internal hash table for: "
<< Filename.c_str());
CloseFile();
return false;
LoadEntryBinArea(0x0028,0x1200); // gray LUT
/// FIXME
+ /// --> FIXME : The difference between BinEntry and DataEntry
+ /// --> no longer exists, but the alteration of Dicom Dictionary remains.
+ /// --> Old comment restored on purpose.
+ /// --> New one (replacing both BinEntry and ValEntry by DataEntry)
+ /// --> had absolutely no meaning.
+ /// --> The whole comment will be removed when the stuff is cleaned !
+ /// -->
/// The tags refered by the three following lines used to be CORRECTLY
/// defined as having an US Value Representation in the public
/// dictionary. BUT the semantics implied by the three following
/// lines state that the corresponding tag contents are in fact
- /// the ones of a DataEntry.
+ /// the ones of a BinEntry.
/// In order to fix things "Quick and Dirty" the dictionary was
/// altered on PURPOSE but now contains a WRONG value.
/// In order to fix things and restore the dictionary to its
/// correct value, one needs to decided of the semantics by deciding
/// whether the following tags are either :
- /// - multivaluated US, and hence loaded as DataEntry, but afterwards
- /// also used as DataEntry, which requires the proper conversion,
- /// - OW, and hence loaded as DataEntry, but afterwards also used
- /// as DataEntry, which requires the proper conversion.
+ /// - multivaluated US, and hence loaded as ValEntry, but afterwards
+ /// also used as BinEntry, which requires the proper conversion,
+ /// - OW, and hence loaded as BinEntry, but afterwards also used
+ /// as ValEntry, which requires the proper conversion.
+
+ // --> OB (byte aray) or OW (short int aray)
+ // The actual VR has to be deduced from other entries.
+ // Our way of loading them may fail in some cases :
+ // We must or not SwapByte depending on other field values.
+
LoadEntryBinArea(0x0028,0x1201); // R LUT
LoadEntryBinArea(0x0028,0x1202); // G LUT
LoadEntryBinArea(0x0028,0x1203); // B LUT
{
if ( dataEntry->GetLength() != 0 )
{
+ // FIXME : CTX dependent means : contexted dependant.
+ // see upper comment.
LoadEntryBinArea(dataEntry); //LUT Data (CTX dependent)
}
}
it != UserForceLoadList.end();
++it)
{
- gdcmWarningMacro( "Force Load " << std::hex
+ gdcmDebugMacro( "Force Load " << std::hex
<< (*it).Group << "|" <<(*it).Elem );
d = GetDocEntry( (*it).Group, (*it).Elem);
{
if ( Filetype == Unknown )
{
- gdcmWarningMacro( "Wrong filetype");
+ gdcmErrorMacro( "Wrong filetype");
return false;
}
if ( IsEmpty() )
{
- gdcmWarningMacro( "No tag in internal hash table.");
+ gdcmErrorMacro( "No tag in internal hash table.");
return false;
}
if ( transfer.length() == 0 )
{
// for brain damaged headers
+ gdcmWarningMacro( "Transfer Syntax has length = 0.");
return GDCM_UNKNOWN;
}
while ( !isdigit((unsigned char)transfer[transfer.length()-1]) )
if ( transfer.length() == 0 )
{
// for brain damaged headers
+ gdcmWarningMacro( "Transfer Syntax contains no valid character.");
return GDCM_UNKNOWN;
}
}
}
if ( transferSyntax == GDCM_UNFOUND )
{
- gdcmWarningMacro( "Unfound Transfer Syntax (0002,0010)");
+ gdcmDebugMacro( "Unfound Transfer Syntax (0002,0010)");
return "Uncompressed ACR-NEMA";
}
a=( ((a<< 8) & 0xff00ff00) | ((a>>8) & 0x00ff00ff) );
break;
default :
- gdcmErrorMacro( "Unset swap code:" << SwapCode );
+ gdcmErrorMacro( "Unexpected swap code:" << SwapCode );
a = 0;
}
return a;
}
break;
default :
- gdcmErrorMacro( "Unset swap code:" << SwapCode );
+ gdcmErrorMacro( "Unexpected swap code:" << SwapCode );
a = 0.;
}
return a;
if ( Fp )
{
- gdcmWarningMacro( "File already open: " << Filename.c_str());
+ gdcmDebugMacro( "File already open: " << Filename.c_str());
CloseFile();
}
// a spurious message will appear when you use, for instance
// gdcm::FileHelper *fh = new gdcm::FileHelper( outputFileName );
// to create outputFileName.
+
+ // FIXME : if the upper comment is still usefull
+ // --> the constructor is not so good ...
+
gdcmWarningMacro( "Cannot open file: " << Filename.c_str());
delete Fp;
Fp = 0;
zero == 0x0007 || zero == 0x0700 || zero == 0x0008 || zero == 0x0800 )
{
std::string msg = Util::Format(
- "ACR/DICOM starting at the beginning of the file:(%04x)\n", zero);
+ "ACR/DICOM starting at the beginning of the file:(%04x)\n", zero);
+ // FIXME : is it a Warning message, or a Debug message?
gdcmWarningMacro( msg.c_str() );
return Fp;
}
// -- Neither ACR/No Preamble Dicom nor DICOMV3 file
CloseFile();
- gdcmWarningMacro( "Neither ACR/No Preamble Dicom nor DICOMV3 file: "
+ // Don't user Warning nor Error, not to polute the output
+ // while directory recursive parsing ...
+ gdcmDebugMacro( "Neither ACR/No Preamble Dicom nor DICOMV3 file: "
<< Filename.c_str());
return 0;
}
* UpdateGroupLength(false,filetype);
* if ( filetype == ACR)
* UpdateGroupLength(true,ACR);
+ *
+ * --> Computing group length for groups with embeded Sequences
+ * --> was too much tricky / we were [in a hurry / too lazy]
+ * --> We don't write the element 0x0000 (group length)
*/
ElementSet::WriteContent(fp, filetype); // This one is recursive
vr = entry->GetVR();
// FIXME : group 0x0002 is *always* Explicit VR!
-
+ // --> Except for Implicit VR Transfer Syntax (GE Private) !!
+
//if ( filetype == ExplicitVR )
//{
//if ( (vr == "OB")||(vr == "OW")||(vr == "UT")||(vr == "SQ"))
// (Entry will then be deleted)
bool delim_mode_intern = delim_mode;
bool first = true;
- gdcmWarningMacro( "Enter in ParseDES, delim-mode " << delim_mode
+ gdcmDebugMacro( "Enter in ParseDES, delim-mode " << delim_mode
<< " at offset " << std::hex << offset );
while (true)
{
newDocEntry = ReadNextDocEntry( );
- // FIXME :
- // Private tag, in IMplicit VR are defaulted as a DataEntry,
- // Very often they are only composed of Printable characters,
- // and could be defaulted as a DataEntry.
- // It's too late to do the Job
- // (we should check the value, but we know it after LoadDocEntry ...)
-
// Uncoment this cerr line to be able to 'follow' the DocEntries
// when something *very* strange happens
-
if( Debug::GetDebugFlag() )
std::cerr<<newDocEntry->GetKey()<<" "<<newDocEntry->GetVR()<<std::endl;
// but we didn't get it (private Sequence + Implicit VR)
// we have to backtrack.
if ( !first && newDocEntry->IsItemStarter() )
- {
- newDocEntry = Backtrack(newDocEntry);
+ {
+ // Debug message within the method !
+ newDocEntry = Backtrack(newDocEntry);
}
else
{
//////////////////////////// DataEntry
vr = newDocEntry->GetVR();
-
- // Useless checking, now !
- /*
- if ( Filetype == ExplicitVR &&
- !Global::GetVR()->IsVROfBinaryRepresentable(vr) )
- {
- ////// No DataEntry: should mean UNKOWN VR
- gdcmWarningMacro( std::hex << newDocEntry->GetGroup()
- << "|" << newDocEntry->GetElement()
- << " : unknown VR."
- " Probably 'Implicit VR' entry within "
- "an explicit VR 'document'.");
- }
- */
if ( !set->AddEntry( newDataEntry ) )
{
- gdcmWarningMacro( "in ParseDES : cannot add a DataEntry "
+ gdcmDebugMacro( "in ParseDES : cannot add a DataEntry "
<< newDataEntry->GetKey()
<< " (at offset : "
<< newDataEntry->GetOffset() << " )" );
if ( l != 0 )
{ // Don't try to parse zero-length sequences
- gdcmWarningMacro( "Entry in ParseSQ, delim " << delim_mode_intern
+ gdcmDebugMacro( "Entry in ParseSQ, delim " << delim_mode_intern
<< " at offset " << std::hex
<< newDocEntry->GetOffset() );
newDocEntry->GetOffset(),
l, delim_mode_intern);
- gdcmWarningMacro( "Exit from ParseSQ, delim " << delim_mode_intern);
+ gdcmDebugMacro( "Exit from ParseSQ, delim " << delim_mode_intern);
}
if ( !set->AddEntry( newSeqEntry ) )
if ( !newDocEntry )
{
- // FIXME Should warn user
gdcmWarningMacro("in ParseSQ : should never get here!");
break;
}
dlm_mod = false;
}
- // Let's try :------------
// remove fff0,e000, created out of the SQItem
Fp->seekg(offsetStartCurrentSQItem, std::ios::beg);
// fill up the current SQItem, starting at the beginning of fff0,e000
ParseDES(itemSQ, offsetStartCurrentSQItem, l+8, dlm_mod);
offsetStartCurrentSQItem = Fp->tellg();
- // end try -----------------
seqEntry->AddSQItem( itemSQ, SQItemNumber );
itemSQ->Delete();
uint32_t lgt = PreviousDocEntry->GetLength();
long offset = PreviousDocEntry->GetOffset();
- gdcmWarningMacro( "Backtrack :" << std::hex << group
+ gdcmDebugMacro( "Backtrack :" << std::hex << group
<< "|" << elem
<< " at offset " << offset );
RemoveEntry( PreviousDocEntry );
}
// The elements whose length is bigger than the specified upper bound
- // are not loaded. Instead we leave a short notice on the offset of
- // the element content and it's length.
+ // are not loaded.
std::ostringstream s;
// Length is on 4 bytes.
// Well ... group 0002 is always coded in 'Explicit VR Litle Endian'
- // even if Transfer Syntax is 'Implicit VR ...'
+ // even if Transfer Syntax is 'Implicit VR ...'
+ // --> Except for 'Implicit VR Big Endian Transfer Syntax GE Private'
FixDocEntryFoundLength( entry, ReadInt32() );
return;
long positionOnEntry = Fp->tellg();
// Warning: we believe this is explicit VR (Value Representation) because
- // we used a heuristic that found "UL" in the first tag. Alas this
- // doesn't guarantee that all the tags will be in explicit VR. In some
- // cases (see e-film filtered files) one finds implicit VR tags mixed
- // within an explicit VR file. Hence we make sure the present tag
- // is in explicit VR and try to fix things if it happens not to be
- // the case.
+ // we used a heuristic that found "UL" in the first tag and/or
+ // 'Transfer Syntax' told us it is.
+ // Alas this doesn't guarantee that all the tags will be in explicit VR.
+ // In some cases one finds implicit VR tags mixed within an explicit VR file
+ // Hence we make sure the present tag is in explicit VR and try to fix things
+ // if it happens not to be the case.
VRKey vr;
Fp->read(&(vr[0]),(size_t)2);
- //gdcmDebugMacro( "--> VR: " << vr )
if ( !CheckDocEntryVR(vr) )
{
- gdcmWarningMacro( "Unknown VR '" << vr << "' at offset :"
+ gdcmWarningMacro( "Unknown VR " << std::hex << "0x("
+ << vr[0] << vr[1] << ") at offset :"
<< positionOnEntry );
Fp->seekg(positionOnEntry, std::ios::beg);
return GDCM_VRUNKNOWN;
{
uint16_t elem = entry->GetElement();
uint16_t group = entry->GetGroup();
- const VRKey &vr = entry->GetVR();
+ const VRKey &vr = entry->GetVR();
uint32_t length = entry->GetLength();
// When we have some semantics on the element we just read, and if we
else
{
Filetype = ImplicitVR;
- gdcmErrorMacro( "Group 0002 :Not an explicit Value Representation;"
+ gdcmWarningMacro( "Group 0002 :Not an explicit Value Representation;"
<< "Looks like a bugged Header!");
}
}
else if (group == 0xfffe && elem == 0xe0dd)
{
- gdcmWarningMacro( "Straight Sequence Terminator." );
+ gdcmDebugMacro( "Straight Sequence Terminator." );
}
}
std::string ts = GetTransferSyntax();
if ( !Global::GetTS()->IsTransferSyntax(ts) )
{
- gdcmWarningMacro("True DICOM File, with NO Tansfer Syntax: " << ts );
+ gdcmDebugMacro("True DICOM File, with NO Tansfer Syntax: " << ts );
return;
}
if ( Global::GetTS()->GetSpecialTransferSyntax(ts) ==
TS::ExplicitVRBigEndian )
{
- gdcmWarningMacro("Transfer Syntax Name = ["
+ gdcmDebugMacro("Transfer Syntax Name = ["
<< GetTransferSyntaxName() << "]" );
SwitchByteSwapCode();
group = SwapShort(group);
projects / gdcm.git / commitdiff