hyperion.ng/src/hyperion-framebuffer/FramebufferWrapper.cpp

57 lines
1.1 KiB
C++

#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);
}