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Network Video Recorder User Manual
1)
Select the direction to A<->B, A->B or A<-B.
A<->B : Only the arrow on the B side shows; when an object going across the
configured line with both direction 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.
2) Click-and-drag the slider to set the detection sensitivity.
Sensitivity: Range [1-100]. The higher the value is, the more easily the
detection alarm can be triggered.
3) Click- OK to save the rule settings and back to the line crossing detection settings
interface.
Figure 10-5 Set Line Crossing Detection Rules
Step 7 Click and set two points in the preview window to draw a
virtual line.
You can use the to clear the existing virtual line and re-draw it.
Up to 4 rules can be configured.