57 lines
1.1 KiB
C++
57 lines
1.1 KiB
C++
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#include "FramebufferWrapper.h"
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FramebufferWrapper::FramebufferWrapper( int updateRate_Hz,
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const QString & device,
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int pixelDecimation,
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int cropLeft, int cropRight,
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int cropTop, int cropBottom
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) :
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_timer(this),
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_grabber(device)
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{
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_grabber.setFramerate(updateRate_Hz);
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_grabber.setCropping(cropLeft, cropRight, cropTop, cropBottom);
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_grabber.setPixelDecimation(pixelDecimation);
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_timer.setTimerType(Qt::PreciseTimer);
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_timer.setSingleShot(false);
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_timer.setInterval(_grabber.getUpdateInterval());
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// Connect capturing to the timeout signal of the timer
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connect(&_timer, SIGNAL(timeout()), this, SLOT(capture()));
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}
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const Image<ColorRgb> & FramebufferWrapper::getScreenshot()
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{
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capture();
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return _screenshot;
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}
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void FramebufferWrapper::start()
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{
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_timer.start();
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}
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void FramebufferWrapper::stop()
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{
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_timer.stop();
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}
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bool FramebufferWrapper::screenInit()
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{
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return _grabber.setupScreen();
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}
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void FramebufferWrapper::capture()
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{
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_grabber.grabFrame(_screenshot);
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emit sig_screenshot(_screenshot);
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}
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void FramebufferWrapper::setVideoMode(VideoMode mode)
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{
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_grabber.setVideoMode(mode);
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}
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