58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
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#include "QtWrapper.h"
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QtWrapper::QtWrapper( int updateRate_Hz,
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int display,
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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(display, cropLeft, cropRight, cropTop, cropBottom)
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{
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_grabber.setFramerate(updateRate_Hz);
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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> & QtWrapper::getScreenshot()
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{
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_grabber.grabFrame(_screenshot);
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return _screenshot;
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}
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void QtWrapper::start()
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{
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_timer.start();
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}
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void QtWrapper::stop()
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{
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_timer.stop();
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}
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bool QtWrapper::displayInit()
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{
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return _grabber.setupDisplay();
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}
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void QtWrapper::capture()
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{
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if(unsigned(_grabber.getImageWidth()) != unsigned(_screenshot.width()) || unsigned(_grabber.getImageHeight()) != unsigned(_screenshot.height()))
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_screenshot.resize(_grabber.getImageWidth(),_grabber.getImageHeight());
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_grabber.grabFrame(_screenshot);
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emit sig_screenshot(_screenshot);
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}
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void QtWrapper::setVideoMode(VideoMode mode)
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{
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_grabber.setVideoMode(mode);
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}
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