#include "QtWrapper.h"
QtWrapper::QtWrapper( int updateRate_Hz,
int display,
int pixelDecimation,
int cropLeft, int cropRight,
int cropTop, int cropBottom
) :
_timer(this),
_grabber(display, cropLeft, cropRight, cropTop, cropBottom)
{
_grabber.setFramerate(updateRate_Hz);
_grabber.setPixelDecimation(pixelDecimation);
_timer.setTimerType(Qt::PreciseTimer);
_timer.setSingleShot(false);
_timer.setInterval(_grabber.getUpdateInterval());
// Connect capturing to the timeout signal of the timer
connect(&_timer, SIGNAL(timeout()), this, SLOT(capture()));
}
const Image<ColorRgb> & QtWrapper::getScreenshot()
_grabber.grabFrame(_screenshot);
return _screenshot;
void QtWrapper::start()
_timer.start();
void QtWrapper::stop()
_timer.stop();
bool QtWrapper::displayInit()
return _grabber.setupDisplay();
void QtWrapper::capture()
if(unsigned(_grabber.getImageWidth()) != unsigned(_screenshot.width()) || unsigned(_grabber.getImageHeight()) != unsigned(_screenshot.height()))
_screenshot.resize(_grabber.getImageWidth(),_grabber.getImageHeight());
emit sig_screenshot(_screenshot);
void QtWrapper::setVideoMode(VideoMode mode)
_grabber.setVideoMode(mode);