hyperion.ng/include/grabber/X11Wrapper.h

47 lines
1.2 KiB
C++

#pragma once
#include <hyperion/GrabberWrapper.h>
#include <grabber/X11Grabber.h>
// some include of xorg defines "None" this is also used by QT and has to be undefined to avoid collisions
#ifdef None
#undef None
#endif
///
/// The X11Wrapper uses an instance of the X11Grabber to obtain ImageRgb's from the displayed content.
/// This ImageRgb is processed to a ColorRgb for each led and committed to the attached Hyperion.
///
class X11Wrapper: public GrabberWrapper
{
public:
///
/// Constructs the X11 frame grabber with a specified grab size and update rate.
///
/// @param[in] updateRate_Hz The image grab rate [Hz]
/// @param[in] pixelDecimation Decimation factor for image [pixels]
///
X11Wrapper( int updateRate_Hz=GrabberWrapper::DEFAULT_RATE_HZ,
int pixelDecimation=GrabberWrapper::DEFAULT_PIXELDECIMATION,
int cropLeft=0, int cropRight=0,
int cropTop=0, int cropBottom=0
);
///
/// Destructor of this frame grabber. Releases any claimed resources.
///
~X11Wrapper() override;
public slots:
///
/// Performs a single frame grab and computes the led-colors
///
void action() override;
private:
/// The actual grabber
X11Grabber _grabber;
bool _init;
};