Steps
1. Go to Smart Analysis → Smart Event
Sengs → Other Events .
2. Select a camera.
3. Click Defocus.
Figure 5-10 Defocus Detecon
4. Check Enable.
5.
Oponal: Check Save VCA Picture to save the captured defocus detecon pictures.
6. Drag the Sensivity slider to set the detecon sensivity.
Sensivity
Ranges from 1 to 100, the higher the value, the more easily the defocus image will be
detected.
Note
7. Set the arming schedule. Refer to Congure Arming Schedule .
8. Set the linkage
acons. Refer to Congure Linkage Acons .
9. Click Apply.
5.2.9 Sudden Scene Change
Detecon
Scene change detecon detects the change of the surveillance environment aected by external
factors, such as the intenonal rotaon of the camera.
Steps
1. Go to Smart Analysis → Smart Event Sengs → Other Events .
2. Select a camera.
3. Click Sudden Scene Change.
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