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This SDK only works with devices released within the past 3 years. We regularly optimize and update the SDK to ensure compatibility and performance. We do not guarantee compatibility or provide technical support for devices older than 3 years.

# NET_SDK_SetVideoEffect

### Interface Definition

C++C#

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    BOOL NET_SDK_SetVideoEffect(
        LONG lUserID,
        LONG lChannel,
        DWORD dwBrightValue,
        DWORD dwContrastValue,
        DWORD dwSaturationValue,
        DWORD dwHueValue);

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    public static extern Boolean NET_SDK_SetVideoEffect(
        Int32 lUserID,
        Int32 lChannel,
        UInt32 dwBrightValue,
        UInt32 dwContrastValue,
        UInt32 dwSaturationValue,
        UInt32 dwHueValue);

### Function Description

Get preview video display parameters.

### Parameter Description

Parameters | Type | Remark
--- | --- | ---
lUserIDin | LONG | User ID, the return value of `NET_SDK_Login` or `NET_SDK_LoginEx`.
lChannelin | LONG | Channel number, starting from 0. This parameter is invalid for IPC devices.
dwBrightValueout | DWORD | Brightness value.
dwContrastValueout | DWORD | Contrast value.
dwSaturationValueout | DWORD | Saturation value.
dwHueValueout | DWORD | Chroma value.

### Return Value

- Type：BOOL

- Remark：Returns TRUE if successful, FALSE if failed.

### Remarks

None

Error Code