HIKVISION network camera User Manual page 69

whereas the background information is less focused.
Note: ROI function varies according to different camera models.
Configuring Fixed Region for ROI:
Steps:
1. Enter the ROI settings interface:
Configuration> Advanced Configuration> Video/Audio> ROI
2. Check the checkbox of Enable under Fixed Region item.
3. Select the stream type for ROI encoding.
4. Select the region from the drop-down list for ROI settings. There are four fixed
regions selectable.
User Manual of Network Camera
Figure 6-31 Region of Interest Settings
69