User Manual

Table Of Contents
190
3.11
The Scene Change Detection can detect when a camera has been tampered physically. This feature
camera, or when
onfigure button (No. 14, Figure 1-2), select Video Analysis, and select Scene
Change Detection Setting. The Scene Change Detection Setup dialog box appears.
2. Select the desired cameras to be configured, and then click the Configure tab. This dialog box
Scene Change Detection
can generate an alert whenever someone or something has covered the lens of the
the camera has been moved, or when it is out of focus.
1. Click the C
appears.
Figure 3-45 Scene Change Detection Setup
Camera: Select the camera to be configured.
Mask region: Masks off the areas where motion will be ignored.
Focus change: Generates an alert when the camera is out of focus.
View change: Generates an alert when the camera has been moved, or the lens of the
camera has been covered.
Sensitivity: Adjusts detection sensitivity. The default value is 3.