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By default, the entire frame is analyzed. If you want to exclude difficult areas in the camera FOV (foliage, water, and so on) from the analysis, you must specify one or more areas where detection and metadata generation won’t be performed.

To do this, do the following:

1. Select a detector and click the Image Modified button.
2. In
the Surveillance window
3. the surveillance window, click the mouse button.
4. Select
 Skip area
5. Ignore area in the list.

6. Set the anchor points of the area

,

7. within which the detection won’t be performed.

   Image Modified

   Info
   title Note
   Depending on the detector being configured, the area can be either rectangular or polygonal. When you set anchor points, they are connected by a two-color dashed line outlining the border of the area. For convenience of configuration, you can "freeze" the frame. Click the Image Modified button. To cancel the action, click this button again. Once the area is closed, the Image Modified buttons are available on its borders between the anchor points. When you click them, a new anchor point is added, allowing you to specify the most precise areas possible. To delete a selected area, click the Image Modified button.

   Action	Result
   Left-click or right-click in the

Surveillance

8. surveillance window	Creates a new anchor point of the area
   Right-click a created anchor point	Deletes an anchor point of the area
   Hover the mouse cursor over an anchor point and, holding down the left mouse button, move the mouse	Moves an anchor point of the area

9. Specify all required areas.

10. Click the Apply Image Modified button. To cancel the changes, click the Cancel Image Modified button.

Configuration of a skip the ignore area is complete. Skip  Ignore areas are relevant for all sub-detectors created on the basis of the parent detector.