Defocus
From Dahua Wiki
Defocus Detection
Function Description: defocus detection is to detect if there is any image out of focus in the video and causes the image to become blurry. It can activate record, snapshot and alarm according to the judgment result.
(image)
Operation Steps:
- Click “Enable Defocus Detection”
- Working period setup, default is all day.
- Support alarm activation setup: record, relay-out, send email and snapshot.