3 encode, 1 encode – AGI Security SYS-HC0851S2 User Manual
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input the value here, the bright section and the dark section of 
the video will be adjusted accordingly. You can use this 
function when the whole video is too dark or too bright. Please 
note the video may become hazy if the value is too high. The 
value ranges from 0 to 100.The recommended value ranges 
from 40 to 60. 
Contrast
It is to adjust monitor window contrast. The value ranges from 0 
to 100. The default value is 50. 
The larger the number is, the higher the contrast is. You can use 
this function when the whole video bright is OK but the contrast 
is not proper. Please note the video may become hazy if the 
value is too low. If this value is too high, the dark section may 
lack brightness while the bright section may over exposure .The 
recommended value ranges from 40 to 60. 
Saturation
It is to adjust monitor window saturation. The value ranges from 
0 to 100. The default value is 50. 
The larger the number is, the strong the color is. This value has 
no effect on the general brightness of the whole video. The 
video color may become too strong if the value is too high. For 
the grey part of the video, the distortion may occur if the white 
balance is not accurate. Please note the video may not be 
attractive if the value is too low. The recommended value ranges 
from 40 to 60. 
Color mode
It includes several modes such as standard, color. You can 
select corresponding color mode here, you can see hue, 
brightness, and contrast and etc will adjust accordingly. 
5.8.1.3 Encode
5.8.1.3.1 Encode
The encode interface is shown as below. See Figure 5-19.
