DS-76xx-I2/xP/4S NVR UM
105
Figure 12-5 Intrusion Detection
3)
Select a
Camera
to configure.
4)
Check
Enable Intrusion Detection
.
5)
Optionally, check
Save VCA Picture
to save the captured intrusion detection pictures.
6)
Select
Target Detection
as
Human Body
or
Vehicle
.
Human Body
: Discard non-human body pictures and videos which are not triggered
by intrusion detection.
Vehicle
: Discard non-vehicle pictures and videos which are not triggered by
intrusion detection.
7)
Follow the steps to set the detection rules and detection areas.
1)
Select a Virtual Panel to configure. Up to 4 virtual panels are selectable.
2)
Drag the sliders to set
Time Threshold
,
Sensitivity
, and
Percentage
.
Time Threshold:
The threshold for the time of the object loitering in the region.
When the duration of the object in the defined detection area is longer than the
threshold, device will trigger an alarm. Its range is [1s-10s].
Sensitivity:
The size of the object that can trigger the alarm. The higher the value
is, the more easily the detection alarm can be triggered. Its range is [1-100].
Percentage:
The ratio of the in-region part of the object that can trigger the alarm.
For example, if the percentage is 50%, when the object enters the region and
occupies half of the whole region, device will trigger an alarm. Its range is [1-100].
3)
Click
Draw Region
and draw a quadrilateral in the preview window by specifying four
vertexes of the detection region.
8)
Draw the maximum size/minimum size for targets. Only target the size of which is rangers
from max. size and min. size will be trigger intrusion detection.
1)
Click
Max. Size/Min. Size
.
2)
Draw an area in the preview window.
3)
Click
Stop Drawing
.
9)
Set the arming schedule. Refer to
Chapter 11.1 Configure Arming Schedule.
10)
Set the linkage actions. Refer to
Chapter 11.2 Configure Alarm Linkage Actions.
11)
Click
Apply
.
Region Entrance Detection
Purpose
Region entrance detection function detects objects that enter a pre-defined virtual region from the
outside.
1)
Go to
System Management > Event Settings > Smart Event
.
