IP Camera Web-Client

Figure 4-11 Video Analytics Tab

Each Tamper Detection Setting provides 3 threshold levels: High (80%), Medium (50%) and Low (30%).

Each setting has three threshold levels: high (80%), medium (50%) and low (30%). When these thresholds are exceeded, camera sabotage or motion is detected, and alarm messages appear above the video display and alarm signals are sent to DVRs/NVRs (see Figure 4-13).

Sabotage Detection

Figure 4-12 Tamper Detection Settings on the Video Analytics Tab

Set the Blur Threshold. Blur can be affected by elements such as water, for example

Set the Blinding Threshold. Blinding applies to obstacles in front of the camera lens

Set the Scene Change

Threshold

There are three types of sabotage detection in the Tamper Detection Setting tab on the Video Analytics tab: blinding the camera, blurring the video display, and tampering with the camera field of view. The user should note that when the following conditions are applicable, the tamper detection features should be manually disabled to avoid raising false alarms:

•During the configuration of the video display

•While text is overlaid on the video

•If the video display becomes too dark

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