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Step 7 Click
and set two points in the preview window to draw a virtual line.
You can use the
Up to 4 rules can be configured.
Step 8 Click Apply to activate the settings.
The sudden scene change detection and the line crossing detection cannot be enabled at the same
channel.
10.4 Intrusion Detection
Purpose
Intrusion detection function detects people, vehicle or other objects which enter and loiter in a
pre-defined virtual region, and some certain actions can be taken when the alarm is triggered.
Digital Video Recorder User Manual
Figure 10-5 Set Line Crossing Detection Rules
to clear the existing virtual line and re-draw it.
Figure 10-6 Draw Line for Line Crossing Detection
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