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Network Camera User Manual
43
Figure 6-4 Set Rule
5. Optional: You can set the parameters of multiple areas by repeating the above steps.
6. For the arming schedule settings, refer to Set Arming Schedule. For the linkage method settings,
refer to Linkage Method Settings.
7. Click Save.
6.2.7 Set Line Crossing Detection
It is used to detect objects crossing a pre-defined virtual line. If it occurs, the device can take
linkage actions.
Steps
1. Go to Configuration → Event → Smart Event → Line Crossing Detection.
2. Check Enable.
3. Select one Line and set the size filter. For the size filter settings, refer to Set Size Filter.
4. Click Draw Area and a line with an arrow appears in the live video. Drag the line to the location
on the live video as desired.
5. Set rules.
Direction
It stands for the direction from which the object goes across the line.
A<->B: The object going across the line from both directions can be
detected and alarms are triggered.
A->B: Only the object crossing the configured line from the A side to
the B side can be detected.
B->A: Only the object crossing the configured line from the B side to
the A side can be detected.
Sensitivity
It stands for the percentage of the body part of an acceptable target
that goes across the pre-defined line. Sensitivity = 100 - S1/ST × 100.
S1 stands for the target body part that goes across the pre-defined
line. ST stands for the complete target body. The higher the value of
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