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/*=========================================================================
Program: Image Guided Surgery Software Toolkit
Module: $RCSfile: igstkPETImageReaderTest.cxx,v $
Language: C++
Date: $Date: 2011-02-04 19:43:02 $
Version: $Revision: 1.1 $
Copyright (c) ISC Insight Software Consortium. All rights reserved.
See IGSTKCopyright.txt or http://www.igstk.org/copyright.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.
=========================================================================*/
#if defined(_MSC_VER)
#pragma warning ( disable : 4786 )
#endif
#include "igstkPETImageReader.h"
#include "igstkLogger.h"
#include "itkStdStreamLogOutput.h"
namespace PETImageReaderTest
{
igstkObserverObjectMacro(PETImage,
::igstk::PETImageReader::ImageModifiedEvent,::igstk::PETImageSpatialObject)
igstkObserverMacro( DICOMImageInvalidError,
::igstk::DICOMImageReadingErrorEvent, ::igstk::EventHelperType::StringType)
}
int igstkPETImageReaderTest( int argc, char* argv[] )
{
igstk::RealTimeClock::Initialize();
if( argc < 2 )
{
std::cerr<<"Usage: "<<argv[0]<<" PETImage "<<" Non-PETImage " <<std::endl;
return EXIT_FAILURE;
}
typedef igstk::Object::LoggerType LoggerType;
typedef itk::StdStreamLogOutput LogOutputType;
// logger object created for logging mouse activities
LoggerType::Pointer logger = LoggerType::New();
LogOutputType::Pointer logOutput = LogOutputType::New();
logOutput->SetStream( std::cout );
logger->AddLogOutput( logOutput );
logger->SetPriorityLevel( itk::Logger::DEBUG );
typedef igstk::PETImageReader ReaderType;
ReaderType::Pointer reader = ReaderType::New();
reader->SetLogger( logger );
/* Read in a DICOM series */
std::cout<<"Reading PET image : "<<argv[1]<<std::endl;
ReaderType::DirectoryNameType directoryName = argv[1];
reader->RequestSetDirectory( directoryName );
reader->Print( std::cout );
// Attach an observer
typedef PETImageReaderTest::PETImageObserver PETImageObserverType;
PETImageObserverType::Pointer ctImageObserver = PETImageObserverType::New();
reader->AddObserver(::igstk::PETImageReader::ImageModifiedEvent(),
ctImageObserver);
try
{
reader->RequestReadImage();
}
catch( ... )
{
std::cerr << "ERROR: An exception was thrown while reading the PET dataset"
<< std::endl;
std::cerr << "This should not have happened. The State Machine should have"
<< std::endl;
std::cerr << "catched that exception and converted it into a SM Input "
<< std::endl;
return EXIT_FAILURE;
}
reader->RequestGetImage();
if(!ctImageObserver->GotPETImage())
{
std::cout << "No PETImage!" << std::endl;
std::cout << "[FAILED]" << std::endl;
return EXIT_FAILURE;
}
igstk::PETImageSpatialObject::Pointer ctImage = ctImageObserver->GetPETImage();
// Details of the loaded image
ctImage->Print( std::cout );
/* Now try to load a non-MR image */
std::cout<<"Reading non-PET image : "<<argv[2]<<std::endl;
directoryName = argv[2];
reader->RequestSetDirectory( directoryName );
reader->Print( std::cout );
// Attach an error observer
PETImageReaderTest::DICOMImageInvalidErrorObserver::Pointer errorObs =
PETImageReaderTest::DICOMImageInvalidErrorObserver::New();
reader->AddObserver( igstk::DICOMImageReadingErrorEvent(), errorObs );
reader->AddObserver(::igstk::DICOMImageReadingErrorEvent(), errorObs);
try
{
reader->RequestReadImage();
}
catch( ... )
{
std::cerr << "ERROR: An exception was thrown while reading the a image"
<< std::endl;
std::cerr << "This should not have happened. The State Machine should have"
<< std::endl;
std::cerr << "catched that exception and converted it into a SM Input"
<< std::endl;
return EXIT_FAILURE;
}
if(!errorObs->GotDICOMImageInvalidError())
{
std::cout << "Failed to report invalid image" << std::endl;
std::cout << "[FAILED]" << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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