TRVCamMultiView.OnViewerPaint |
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Occurs when the component needs to paint a video frame. type TRVCamViewerPaintEvent = procedure(Sender : TObject; Viewer : TRVCamView; ViewerIndex: Integer; VideoFrame : TBitmap; ACanvas : TCanvas; var CanDrawFrame : Boolean) of object; property OnViewerPaint: TRVCamViewerPaintEvent; Parameters Viewer – a viewer component corresponding to Viewers[ViewerIndex]. ViewerIndex – an index of the viewer that needs to draw a video frame. VideoFrame – a bitmap image containing a video frame to draw. Canvas – a canvas where you can draw. However, the recommended way to use this event is modifying VideoFrame. CanDraw specifies whether the component should draw VideoFrame onto Canvas. |