void Characterization::execute()
{
Mat img;
// load image
try
{
VerboseOutput::println(string("Characterization"), "loading image: " + string(const_cast<char*>(filename->c_str())));
img = imread(const_cast<char*>(filename->c_str()), CV_LOAD_IMAGE_COLOR);
VerboseOutput::println(string("Characterization"), "image loaded" );
}
catch (Exception& e)
{
throw runtime_error("Error while reading image");
}
// check image
if ((img.rows == 0) || (img.cols == 0))
{
throw runtime_error("Corrupt Image");
}
// execute feature extraction
try
{
list<Feature*>::iterator i;
VerboseOutput::println(string("Characterization"), "extract features" );
// iterate through all tasks
for(i=tasks.begin(); i != tasks.end(); ++i)
{
Feature* task = *i;
if(canExecute(task))
{
VerboseOutput::println(string("Characterization"), "execute task: " + task->getName());
task->execute(img);
VerboseOutput::println(string("Characterization"), "persist data from task: " + task->getName());
task->persist(featureFileOutputDirectory);
}
}
VerboseOutput::println(string("Characterization"), "feature extraction finished");
}
catch (Exception& ex)
{
stringstream msg;
msg << "Error while executing feature extraction: " << ex.msg;
throw runtime_error(msg.str());
}
}
AddIndicationCommand::AddIndicationCommand(std::string indicationType,
EventSelection &selection) :
BasicCommand(getGlobalName(indicationType),
selection.getSegment(),
std::min(selection.getStartTime(), selection.getNotationStartTime()),
std::max(selection.getEndTime(), selection.getNotationEndTime())),
m_indicationType(indicationType),
m_indicationStart(selection.getNotationStartTime()),
m_indicationDuration(selection.getTotalNotationDuration()),
m_lastInsertedEvent(0)
{
if (!canExecute()) {
throw CommandFailed
//!!! need to use text from trunk/src/gui/editors/notation/NotationView.cpp (but this requires an informal human-readable version of the indication name)
(qstrtostr(tr("Can't add identical overlapping indications")));
}
}
void NewstuffModelPrivate::installMap()
{
if ( m_unpackProcess ) {
m_unpackProcess->close();
delete m_unpackProcess;
m_unpackProcess = 0;
} else if ( m_currentFile->fileName().endsWith( QLatin1String( "tar.gz" ) ) && canExecute( "tar" ) ) {
m_unpackProcess = new QProcess;
QObject::connect( m_unpackProcess, SIGNAL(finished(int)),
m_parent, SLOT(contentsListed(int)) );
QStringList arguments = QStringList() << "-t" << "-z" << "-f" << m_currentFile->fileName();
m_unpackProcess->setWorkingDirectory( m_targetDirectory );
m_unpackProcess->start( "tar", arguments );
} else {
if ( !m_currentFile->fileName().endsWith( QLatin1String( "tar.gz" ) ) ) {
mDebug() << "Can only handle tar.gz files";
} else {
mDebug() << "Cannot extract archive: tar executable not found in PATH.";
}
}
}
