Network Video Recorder User Manual
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Optionally, check Save VCA Picture to save the captured pictures of line crossing detection
pictures.
Follow the steps to set the line crossing detection rules and detection areas.
7) Select Arming Region. Up to 4 arming regions are selectable.
8) Select the Direction as A<->B, A->B, or A<-B.
A<->B: Only the arrow on the B side shows. An object crossing a configured line in both
directions can be detected and trigger alarms.
A->B: Only an object crossing the configured line from the A side to the B side can be
detected.
B->A: Only an object crossing the configured line from the B side to the A side can be
detected.
9) Set the detection sensitivity range. The higher the value is, the easier the detection alarm will
be triggered.
10) Click Draw Region and set two points in the preview window to draw a virtual line.
Draw the maximum size/minimum size for targets. Only the targets in the size ranging from
max. size to min. size will trigger line crossing detection.
1) Click Max. Size/Min. Size.
Draw an area in preview window.
Click Stop Drawing.
Set the arming schedule. Refer to Chapter 11.1 Configure Arming Schedule.
Set the linkage actions. Refer to Chapter 11.2 Configure Alarm Linkage Actions.
Click Apply.
Intrusion Detection
Purpose
The Intrusion detection function detects people, vehicles or other objects that enter and loiter in a
pre-defined virtual region. Specific actions can be taken when an alarm is triggered.
Go to System > Event > Smart Event.
Click Intrusion.
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