GrabberListener::deviceLost Method |
||||||||||||||
| This method is called when the video capture device is lost, i.e. unplugged. | ||||||||||||||
| Syntax: | virtual void deviceLost( Grabber& caller ); |
|||||||||||||
|
||||||||||||||
| Remarks: | If the video capture device was lost - for example it was unplugged - this callback method is called. This callback method is called only if the GrabberListener object was registered by a call to Grabber::addListener with the parameter eDEVICELOST or eALL. |
|||||||||||||
| See also: | GrabberListener, Grabber::addListener, GrabberListener::tListenerType, GrabberListener::frameReady, GrabberListener::overlayCallback | |||||||||||||