Dahua Technology IPC-HDW5842T-ZE, Руководство по эксплуатации

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Operation Manual
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Table 6-4 Description of backlight parameters
Backlight mode Description
BLC
Enable BLC , the camera can get clearer image of the dark areas on the
target when shooting against light. You can enable or disable
Customized
mode.
●
When you enable
Customized
mode, the system auto adjusts
exposure only to the set area according to ambient lighting condition
to ensure the image of the set area at ideal brightness.
●
When you disable Default mode, the system adjusts exposure
according to ambient lighting condition automatically to ensure the
clarity of the darkest area.
WDR
The system dims bright areas and compensates dark areas to ensure the
clarity of all the area. The higher the value is, the brighter the dark will be,
but the more the noise will be.
There might be a few seconds of video loss when the device is switching
to WDR mode from other mode.
HLC
Enable HLC when extreme strong light is in the environment (such as toll
station or parking lot), the camera will dim strong light, and reduce the
size of Halo zone to lower the brightness of the whole image, so that the
camera can capture human face or car plate detail clearly. The higher the
value is, the more obvious the HLC effect will be.
SSA
Enable SSA , the system automatically adjusts the image brightness
according to the environment to make the objects in the image clearer.
Step 3 Click Apply .
6.2.1.6 WB
WB function makes the image color display precisely as it is. When in WB mode, white objects would
always display white color in different environments.
Procedure
Step 1 Select > Camera > Image > WB .
Figure 6-8 WB
Step 2 Configure WB parameters.