Owners manual

User Manual of Digital Video Recorder
136
Figure 8. 17 Set Direction of Line Crossing Detection
3) Set the sensitivity of the line crossing detection to 1-100.
4) Click and set two points in the preview window to draw a virtual line.
A
B
Figure 8. 18 Draw Virtual Line in the Image
You can use the to clear the existing virtual line and re-draw it.
5) Click Apply to save the settings.
Task2: Configure the Intrusion Detection.
1) Select the intrusion region from the drop-down list. Up to 4 regions are selectable.
2) Select the sensitivity of the intrusion detection to 1-100.
3) Set the percentage to 1-100. Percentage defines the ratio of the region the target object enters that can
trigger the alarm. For example, when you set the percentage as 50%, when the target enters half of
the region, the alarm will be triggered.
Figure 8. 19 Set Intrusion Detection
4) Set the time threshold to 0-10 sec. When the duration of the object in the defined detection area is