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

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// QT includes
#include <QTimer>
// Hyperion-Dispmanx includes
#include <grabber/FramebufferFrameGrabber.h>
class FramebufferWrapper : public QObject
{
Q_OBJECT
public:
FramebufferWrapper(const std::string & device, const unsigned grabWidth, const unsigned grabHeight, const unsigned updateRate_Hz);
const Image<ColorRgb> & getScreenshot();
///
/// Starts the timed capturing of screenshots
///
void start();
void stop();
signals:
void sig_screenshot(const Image<ColorRgb> & screenshot);
private slots:
///
/// Performs a single screenshot capture and publishes the capture screenshot on the screenshot signal.
///
void capture();
private:
/// The QT timer to generate capture-publish events
QTimer _timer;
/// The grabber for creating screenshots
FramebufferFrameGrabber _grabber;
// image buffers
Image<ColorRgb> _screenshot;
};