User Manual of 89XX-R Series NVR
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Figure 9. 1 Set Line Crossing Detection Rules
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.
Figure 9. 2 Draw Line for Line Crossing Detection
8. Click Apply to activate the settings.
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