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/*=========================================================================
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 "gdcmFileStreamer.h"
#include "gdcmTesting.h"
#include "gdcmSystem.h"
#include "gdcmReader.h"
#include "gdcmDataSet.h"
#include "gdcmPrivateTag.h"
#include "gdcmFilename.h"
int TestFileStream1(const char *filename, bool verbose = false)
{
using namespace gdcm;
if( verbose )
std::cout << "Processing: " << filename << std::endl;
// Create directory first:
const char subdir[] = "TestFileStreamer1";
std::string tmpdir = Testing::GetTempDirectory( subdir );
if( !System::FileIsDirectory( tmpdir.c_str() ) )
{
System::MakeDirectory( tmpdir.c_str() );
//return 1;
}
std::string outfilename = Testing::GetTempFilename( filename, subdir );
if( verbose )
std::cout << "Generating: " << outfilename << std::endl;
gdcm::Filename fn( filename );
const char *name = fn.GetName();
// Special handling:
bool checktemplate = false;
if( strcmp(name, "DMCPACS_ExplicitImplicit_BogusIOP.dcm" ) == 0
|| strcmp(name, "ExplicitVRforPublicElementsImplicitVRforShadowElements.dcm") == 0
|| strcmp(name, "SIEMENS_MAGNETOM-12-MONO2-GDCM12-VRUN.dcm") == 0
)
{
checktemplate = true;
}
gdcm::FileStreamer fs;
fs.SetTemplateFileName( filename );
fs.CheckTemplateFileName( checktemplate );
fs.SetOutputFileName( outfilename.c_str() );
std::vector<char> vbuffer;
vbuffer.resize( 8192 );
const char *buffer = vbuffer.data();
const size_t len = vbuffer.size();
PrivateTag pt( Tag(0x9,0x10), "MYTEST" );
if( !fs.ReserveGroupDataElement( 20 ) )
{
return 1;
}
const uint8_t startoffset = 0x13; // why not ?
fs.StartGroupDataElement( pt, 1000, startoffset );
fs.AppendToGroupDataElement( pt, buffer, len );
fs.AppendToGroupDataElement( pt, buffer, len );
fs.StopGroupDataElement( pt );
// Read back and check:
gdcm::Reader r;
r.SetFileName( outfilename.c_str() );
if( !r.Read() )
{
std::cerr << "Failed to read: " << outfilename << std::endl;
return 1;
}
gdcm::File & f = r.GetFile();
gdcm::DataSet & ds = f.GetDataSet();
const DataElement private_creator = pt.GetAsDataElement();
if( !ds.FindDataElement( private_creator.GetTag() ) )
{
std::cerr << "Could not find priv creator: " << outfilename << std::endl;
return 1;
}
// Check all the group:
const size_t nels = (2 * vbuffer.size() + 999) / 1000;
if( nels != 17 ) return 1;
PrivateTag check = pt;
for( size_t i = startoffset; i < startoffset + nels; ++i )
{
#if 1
check.SetElement( (uint16_t)i );
check.SetPrivateCreator( pt );
#else
check.SetElement( check.GetElement() + 1 );
#endif
if( !ds.FindDataElement( check ) )
{
std::cerr << "Could not find priv tag: " << check << " " << outfilename << std::endl;
return 1;
}
const DataElement & de = ds.GetDataElement( check );
const int vl = de.GetVL();
int reflen = 0;
if( i == (startoffset + nels - 1) )
{
reflen = 384;
}
else
{
reflen = 1000;
}
if( vl != reflen )
{
std::cerr << "Wrong length for: " << check << ":" << vl << " should be :" << reflen << std::endl;
return 1;
}
}
return 0;
}
int TestFileStreamer1(int argc, char *argv[])
{
if( argc == 2 )
{
const char *filename = argv[1];
return TestFileStream1(filename, true);
}
// else
gdcm::Trace::DebugOff();
gdcm::Trace::WarningOff();
gdcm::Trace::ErrorOff();
int r = 0, i = 0;
const char *filename;
const char * const *filenames = gdcm::Testing::GetFileNames();
while( (filename = filenames[i]) )
{
r += TestFileStream1( filename );
++i;
}
return r;
}
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