Enable to assign more encoding resources to the region of interest to 
increase the quality of the ROI whereas the background information is less 
focused. 
 
To configure ROI settings: 
 
1.  From the menu toolbar, click Configuration > Video/Audio > ROI.  
2.  Select the desired channel from the drop-down list.  
3.  Draw the region of interest on the image. Up to four regions can be drawn.  
4.  Choose the stream type to set the ROI encoding.  
5.  Enable Fixed Region to manually configure the area.  
Region No.: Select the region.  
ROI Level: Choose the image quality enhancing level.  
Region Name: Set the desired region name.  
6.  Click Save to save changes. 
Video image 
You may need to adjust the camera image depending on the camera model or location 
background in order to get the best image quality. You can adjust the brightness, 
contrast, saturation, hue, and sharpness of the video image. See Figure 6 below. 
Use this menu to also adjust camera behavior parameters such as exposure time, iris 
mode, video standard, day/night mode, image flip, WDR, digital noise reduction, white 
balance, and indoor/outdoor mode. See Figure 6 and Table 6 below for more 
information.