gmlFingerTracker Class Reference

Detailed Description

Track fingertips in a video stream.

Emits the following events (tm is always the current time in ns):

Detect x y ox oy r tm

a fingertip candidate has been detected at <x,y>, with orientation <ox,oy> and radius r.

Appear oid x y tm

a finger has appeared at <x,y>; oid is unique to this finger.

Motion oid x y tm

finger oid has moved to <x,y>

Dwell oid x y tm

finger oid was static at <x,y> for over the parameter dwell delay.

Disappear oid x y tm

finger oid has disappeared at <x,y>

Public Member Functions

constructor bgModel thresholder args

destructor

reset

ask the tracker to reset its internal state

process currentFrame

process the current frame and generate appropriate events