To view and dewarp video images in Security Desk that were captured using a Dahua fish-eye camera lens, you must configure the lens in Config Tool.
Dewarping allows you to zoom in on a 360 degree image, similar to the digital zoom feature in Security Desk. The zoomed image is dewarped, or flattened to show a rectangular image.
What you should know
- From the Video task in Config Tool, select the camera to configure.
- Click the Hardware tab.
From the Lens type drop-down list, make sure
Dahua is selected.
- Click Edit ().
In the Configure lens dialog box, do the following:
- Select the Camera position.
- To set the center position of the fish-eye, drag the left mouse button.
To adjust the radius of the fish-eye, drag the right mouse button.
NOTE: The blue region represents the area that can be dewarped in a Security Desk tile.
- Click .
For your changes to take effect, remove the camera from all Security Desk tiles, and then re-add the camera.