CCTV Camera Pros Geovision 8.4 Multicam Digital Surveillance System - Manual (Page 187)

Video Analysis
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3.7 Face Detection
The Face Detection enables the GV-System to detect and record human faces. This feature captures
human faces only, ignoring other body parts, objects or background views. Moreover, it can capture
each face separately when a group of people comes in the view together.
Up to 16 cameras can be configured for this application.
1. Click
the Configure button (No. 14, Figure 1-2), point to Video Analysis, and then select Object
Index/Monitor Setup. The Camera Applied Object Index/Monitor dialog box appears.
2. Select the desired cameras to be configured.
3. Click the Configure button. The Video Object Setup window appears.
4. Select one camera from the drop-down list and select Camera to enable the following settings..
5. In the Setup section, select Face Detection and click OK.
6. Start the monitoring of the configured camera(s).
7. On the main screen, click the ViewLog button (No. 13, Figure 1-2) and select Live Object Index.
When the faces are detected, the thumbnail images will appear on the Object Index Live Viewer.
Figure 3-28
8. Double-clicking one of images can play back its related video.
For details on the settings in the Video Object Setup dialog box, see Setting Object Index earlier in this
chapter.
Note:
1. Face contour must be clearly seen.
2. Only faces tilting within the range of 45 ° vertically and 30° ~ 45° horizontally can be detected.
3. The face to be detected must cover at least 1/10 of the screen.