CCTV Camera Pros Geovision 8.4 Multicam Digital Surveillance System User Manual

Page 200

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Invoke Alarm: Activates the computer alarm when a scene change is detected. Click the […]

button beside to assign a .wav sound file.

„

Output Module: Activates the output device when a scene change is detected. Click the […]

button beside to assign the output module and pin number.

„

Live disable alarm: Choose whether to invoke the warning message when a scene change

is detected. Click the […] button beside to display Figure 3-40.

Figure 3-40 Figure 3-41

Select Auto to close the warning message (Figure 3-41) automatically or select Manual to

close it manually. Under Delay Time(s), you can define the duration of a scene change to

invoke the message. The range of delay time is from 1 to 99999 seconds.

„

Never Recycle: When the item is checked, the event files of scene changes will not be

recycled by the system.

„

Demo: See three examples of Focus Change and View Change. Click the Play button to see

the demonstration.

„

Skip Instant Light Change: Ignores sudden illumination changes and avoids false alarms.

For example, light switches can cause illumination changes suddenly. With the option

selected, the system will ignore significant illumination changes without triggering the alarm

and continue monitoring. See the Note in Crowd Detection later in this chapter for possible

risk.

3. To activate the function at certain times only, click the Schedule button and select Active

Schedule. For details, see Video Analysis Schedule later in this chapter.

4. Click

OK to apply the settings.

5. Start monitoring to run the application.

When a scene change is detected, a warning message will appear on live video (if Live Disable

Alarm is enabled), the selected alarm or output will be activated, and the event will be recorded as

Scene Change in System Log for later retrieval.

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