User's Manual

56
Table 4-8 Image parameter description
Parameter
Description
Brightness
The larger the value is, the brighter the images will be.
Contrast
Contrast is the difference in luminance or color that makes an object
distinguishable. The larger the contrast value is, the greater the brightness
and color contrast will be.
Hue
The larger the value is, the deeper the color will be.
Saturation
The larger the value is, the brighter the colors will be.
The value does not change image brightness.
Scene Mode
Close: without modes.

Auto: The system automatically adjusts scene modes.

Sunny: In this mode, image hue will be reduced.

Night: In this mode, image hue will be increased.

Sunny is selected by default.
Day/Night
Mode
Day/Night mode decides the working status of the fill light.
Auto: The system automatically adjusts the day/night modes.

Colorful: In this mode, images are with colors.

Black and white: In this mode, images are in black and white.

Back Light
Mode
Close: Without backlight.

BLC: Backlight compensation corrects regions with extremely high or low

levels of light to maintain a normal and usable level of light for the object
in focus.
WDR: In the wide dynamic range mode, the system dims bright areas

and compensates dark areas to ensure the definition of objects in the
bright areas and dark areas.
When human faces are in the backlight, you need to enable the WDR.
HLC: Highlight compensation is needed to compensate for overexposure

of highlights or strong light sources like spotlights, headlights, porch
lights, etc. to create an image that is usable and not overtaken by a
bright light.
Mirror
When the function is enabled, images will be displayed with left and right side
reversed.
Flip
When this function is enabled, images can be flipped over.
4.7.3 Exposure
Table 4-9 Exposure parameter description
Parameter
Description
Anti-flicker
50Hz: When the utility frequency of alternating current is 50Hz, the

exposure is automatically adjusted to make sure that there are no
stripes on images.
60Hz: When the utility frequency of alternating current is 60Hz, the

exposure is automatically adjusted to make sure that there are no