User Manual

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4.4.1 Exception
This function can detect changes in the surveillance environment affected by the external factors.
Go to EventException interface as shown below.
1. Enable the applicable detection that’s desired.
Scene Change Detection: Alarms will be triggered if the scene of the video has changed.
Video Blur Detection: Alarms will be triggered if the video becomes blurry.
Enable Video Color Cast Detection: Alarms will be triggered if the video becomes obscured.
2. Set the alarm holding time and alarm trigger options. The setup steps are the same as motion detection. Please refer to motion
detection chapter for details.
3. Click “Save” button to save the settings.
4. Set the sensitivity of the exception detection. Click “Sensitivity” tab to go to the interface as shown below.
Drag the slider to set the sensitivity value or directly enter the sensitivity value in the textbox. Click “Save” button to save the
settings.
The sensitivity value of Scene Change Detection: The higher the value is, the more sensitive the system responds to the amplitude
of the scene change.
The sensitivity value of Video Blur Detection: The higher the value is, the more sensitive the system responds to the blurriness of
the image.
The sensitivity value of Video Color Cast Detection: The higher the value is, the more sensitive the system responds to the
obscuring of the image.
※ The requirements of camera and surrounding area