8.2.6 Set Object Removal Detecon
Object removal detecon detects whether the objects are removed from the predened detecon
area, such as exhibits on display. When it occurs, the device takes linkage acons as response.
Before You Start
You need to enable Smart Event on the VCA Resource page to show the conguraon page. See
Allocate VCA Resource for instrucons.
Steps
1.
Go to Open Plaorm → Smart Event → Object Removal Detecon .
2.
Check Enable.
3.
Oponal: Click Lock to lock PTZ control to prevent the interrupon from other PTZ related acon
during conguraon.
Normally, the PTZ control is automacally locked when you enter the conguraon interface.
You can manually resume the lock when the countdown is over.
4.
Adjust the live image to the desired scene by using PTZ control buons.
5.
Draw detecon area.
1) Select a Region No.. Up to 4 regions can be set.
2) Click
Detecon Area.
3) Click on the live image to draw the boundaries of the detecon area, and right click to
complete drawing.
6.
Oponal: Set the minimum size and the maximum size for the target to improve detecon
accuracy. Only targets whose size are between the maximum size and the minimum size trigger
the
detecon.
1) Click Max. Size, and drag the mouse on live image. If you want to change the size, click the
buon and draw again.
2) Click Min. Size, and drag the mouse on the live image. If you want to change the size, click the
buon and draw again.
7.
Set detecon parameters.
Sensivity
The value of the sensivity denes the size of the object which can trigger the
alarm, when the sensivity is high, a very small object can trigger the alarm.
Threshold The threshold is the me of the objects removed from the area. If you set the
value as 10, alarm is triggered aer the object disappears from the area for 10
seconds.
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