classifier.cpp
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#include <QtConcurrentRun>
#include <openbr_plugin.h>
#include "classifier.h"
using namespace br;
/**** CLASSIFIER ****/
/*** PUBLIC ***/
Classifier::Classifier(QWidget *parent)
: QLabel(parent)
{
setAlignment(Qt::AlignCenter);
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
connect(this, SIGNAL(newClassification(QString,QString)), this, SLOT(setClassification(QString,QString)));
}
void Classifier::setAlgorithm(const QString &algorithm)
{
this->algorithm = algorithm;
_classify(File()); // Trigger algorithm initialization
}
/*** PUBLIC SLOTS ***/
void Classifier::classify(const File &file)
{
QtConcurrent::run(this, &Classifier::_classify, file);
}
/*** PRIVATE SLOTS ***/
void Classifier::setClassification(const QString &key, const QString &value)
{
if (key.isEmpty()) clear();
else setText(QString("<b>%1: </b>%2").arg(key, value));
}
/*** PRIVATE ***/
void Classifier::_classify(File file)
{
QString key, value;
foreach (const File &f, Enroll(file.flat(), File("[algorithm=" + algorithm + "]"))) {
qDebug() << f.flat();
if (!f.contains("Label"))
continue;
if (algorithm == "GenderClassification") {
key = "Gender";
value = (f.getInt("Label", 0) == 0 ? "Male" : "Female");
} else if (algorithm == "AgeRegression") {
key = "Age";
value = QString::number(int(f.getFloat("Label", 0)+0.5)) + " Years";
} else {
key = algorithm;
value = f.getString("Label");
}
break;
}
emit newClassification(key, value);
}
#include "moc_classifier.cpp"