CCTV Camera Pros Geovision 8.5 Multicam Digital Surveillance System - Manual (Page 253)

Playing Back Video Files
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4.1.9 Setting Face Mask
You can change the account privileges of Power User, User and Guest to apply Face Mask, which is
designed to detect and blur the human faces in recorded videos for privacy purposes. All Supervisor
accounts can see the recorded video without face masks.
Figure 4-20
Note: The Face Mask function is designed to detect front-view faces only, and the area of the detected
face must take up 10% to 50% of the live image. For other limitations, see Face Detection in Chapter 3.