#include "FramebufferWrapper.h"
FramebufferWrapper::FramebufferWrapper( int updateRate_Hz,
const QString & device,
int pixelDecimation,
int cropLeft, int cropRight,
int cropTop, int cropBottom
) :
_timer(this),
_grabber(device)
{
_grabber.setFramerate(updateRate_Hz);
_grabber.setCropping(cropLeft, cropRight, cropTop, cropBottom);
_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> & FramebufferWrapper::getScreenshot()
capture();
return _screenshot;
void FramebufferWrapper::start()
_timer.start();
void FramebufferWrapper::stop()
_timer.stop();
bool FramebufferWrapper::screenInit()
return _grabber.setupScreen();
void FramebufferWrapper::capture()
_grabber.grabFrame(_screenshot);
emit sig_screenshot(_screenshot);
void FramebufferWrapper::setVideoMode(VideoMode mode)
_grabber.setVideoMode(mode);