Manual

Network Video Recorder User Manual
142
9.4 Region Entrance Detection
Purpose:
Region entrance detection function detects people, vehicle or other objects which enter a
pre-defined virtual region from the outside place, and some certain actions can be taken when the
alarm is triggered.
Step 1 Enter the VCA settings interface.
Menu> Camera> VCA
Step 2 Select the camera to configure the VCA.
You can click the checkbox of Save VCA Picture to save the captured pictures of VCA
detection.
Step 3 Select the VCA detection type to Region Entrance Detection.
Step 4 Check the Enable checkbox to enable this function.
Step 5 Click to configure the trigger channel, arming schedule and linkage actions for the line
crossing detection alarm.
Step 6 Click the Rule Settings button to set the sensitivity of the region entrance detection.
Sensitivity: Range [0-100]. The higher the value is, the more easily the detection alarm can
be triggered.
Step 7 Click and draw a quadrilateral in the preview window by specifying four vertexes of
the detection region, and right click to complete drawing. Only one region can be
configured.
You can use the to clear the existing virtual line and re-draw it.
Figure 9-7 Set Region Entrance Detection