GDCM 2.2.1

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GenAllVR.cxx
/*=========================================================================
Program: GDCM (Grassroots DICOM). A DICOM library
Copyright (c) 2006-2011 Mathieu Malaterre
All rights reserved.
See Copyright.txt or http://gdcm.sourceforge.net/Copyright.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 notice for more information.
=========================================================================*/
#include "gdcmReader.h"
#include "gdcmGlobal.h"
#include "gdcmDummyValueGenerator.h"
#include "gdcmMediaStorage.h"
#include "gdcmWriter.h"
#include "gdcmItem.h"
#include "gdcmImageReader.h"
#include "gdcmSequenceOfItems.h"
#include "gdcmFile.h"
#include "gdcmTag.h"
#include "gdcmDict.h"
#include "gdcmDictEntry.h"
#include "gdcmDicts.h"
#include "gdcmTransferSyntax.h"
#include "gdcmUIDGenerator.h"
#include "gdcmFileExplicitFilter.h"
#include <cstdlib>
#include <cstring>
gdcm::Tag FindTagFromVR(gdcm::Dict const &dict, gdcm::VR const &vr)
{
using gdcm::Dict;
Dict::ConstIterator beg = dict.Begin();
Dict::ConstIterator end = dict.End();
Dict::ConstIterator it;
for( it = beg; it != end; ++it)
{
const gdcm::Tag &t = it->first;
const gdcm::DictEntry &de = it->second;
const gdcm::VR &vr_de = de.GetVR();
if( vr == vr_de && !de.GetRetired() && t.GetGroup() >= 0x8 )
{
return t;
}
}
return gdcm::Tag(0xffff,0xffff);
}
struct rnd_gen {
rnd_gen(char const* r = "abcdefghijklmnopqrstuvwxyz0123456789")
: range(r), len(std::strlen(r)) { }
char operator ()() const {
return range[static_cast<std::size_t>(std::rand() * (1.0 / ((double)RAND_MAX + 1.0 )) * (double)len)];
}
private:
char const* range;
std::size_t len;
};
/*
*/
int main(int argc, char *argv[])
{
if( argc < 2 )
{
std::cerr << argv[0] << " output.dcm" << std::endl;
return 1;
}
const char *outfilename = argv[1];
static const gdcm::Global &g = gdcm::Global::GetInstance();
static const gdcm::Dicts &dicts = g.GetDicts();
static const gdcm::Dict &pubdict = dicts.GetPublicDict();
using gdcm::VR;
using gdcm::Tag;
gdcm::Writer w;
gdcm::File &f = w.GetFile();
gdcm::DataSet &ds = f.GetDataSet();
gdcm::FileExplicitFilter fef;
//fef.SetChangePrivateTags( true );
fef.SetFile( w.GetFile() );
if( !fef.Change() )
{
std::cerr << "Failed to change" << std::endl;
return 1;
}
gdcm::SmartPointer<gdcm::SequenceOfItems> sq = new gdcm::SequenceOfItems();
sq->SetLengthToUndefined();
// gdcm::DummyValueGenerator dvg;
const std::size_t len = 10;
char ss[len+1];
ss[len] = '\0';
const char owner_str[] = "GDCM CONFORMANCE TESTS";
gdcm::DataElement owner( gdcm::Tag(0x4d4d, 0x10) );
owner.SetByteValue(owner_str, (uint32_t)strlen(owner_str));
owner.SetVR( gdcm::VR::LO );
// Create an item
gdcm::Item it;
it.SetVLToUndefined();
gdcm::DataSet &nds = it.GetNestedDataSet();
// nds.Insert(owner);
// nds.Insert(de);
// Insert sequence into data set
gdcm::DataElement des( gdcm::Tag(0x4d4d,0x1001) );
des.SetVR(gdcm::VR::SQ);
des.SetValue(*sq);
des.SetVLToUndefined();
ds.Insert(owner);
ds.Insert(des);
// avoid INVALID = 0
for(int i = 1; i < 27; ++i)
{
VR vr = (VR::VRType)(1 << i);
Tag t = FindTagFromVR( pubdict, vr );
if( vr != VR::UN && vr != VR::SQ )
{
assert( t != Tag(0xffff,0xffff) );
gdcm::DataElement de( t );
std::generate_n(ss, len, rnd_gen());
de.SetVR( vr );
de.SetByteValue( ss, (uint32_t)std::strlen( ss ) );
nds.Insert( de );
}
}
sq->AddItem(it);
// Make sure to override any UID stuff
gdcm::UIDGenerator uid;
gdcm::DataElement de( Tag(0x8,0x18) ); // SOP Instance UID
de.SetVR( VR::UI );
const char *u = uid.Generate();
de.SetByteValue( u, (uint32_t)strlen(u) );
ds.Insert( de );
de.SetTag( Tag(0x8,0x16) ); // SOP Class UID
de.SetVR( VR::UI );
gdcm::MediaStorage ms( gdcm::MediaStorage::RawDataStorage );
de.SetByteValue( ms.GetString(), (uint32_t)strlen(ms.GetString()));
ds.Insert( de );
gdcm::FileMetaInformation &fmi = f.GetHeader();
//fmi.SetDataSetTransferSyntax( gdcm::TransferSyntax::ImplicitVRLittleEndian );
fmi.SetDataSetTransferSyntax( gdcm::TransferSyntax::ExplicitVRLittleEndian );
w.SetCheckFileMetaInformation( true );
w.SetFileName( outfilename );
if (!w.Write() )
{
return 1;
}
return 0;
}