backlight_compensation_function

1.With automatic white-balance Settings, contrast level adjustment system, automatic gain control, backlight compensation function.
具有自动白平衡设置，反差系统水平调整，自动增益控制，逆光补偿等功能。
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2.It now features an automatic backlight compensation function that activates whenever the camera detects the subject is in backlight.
它现在，内置自动背光补偿功能，激活每当相机自动检测拍摄对象是在背光。
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