Advantech DVP-7410 Especificaciones descargar pdf (Pagina 44)

LPDWORD lpdwLevel)

Description

Retrieves the current audio volume level.

Parameters

lpdwLevel

[out] Pointer to the currently set volume level.

The volume level varies between 0 and 1000.

Return Value

E_FAIL: Failure.

S_OK: Success.

E_ACCESSDENIED : This interface is not initialized.

E_INVALIDARG : lpdwLevel argument is invalid.

Adv_DVPAPI_SetVolumeLevel

Syntax

HRESULT Adv_DVPAPI_SetVolumeLevel(

DWORD dwLevel)

Description

Sets the audio volume level

Parameters

dwLevel

[in] New volume level. The level varies from 0 to 1000.

Return Value

E_FAIL: Failure.

S_OK: Success.

E_ACCESSDENIED : This interface is not initialized.

E_INVALIDARG : dwLevel argument is out of range.

E_NOTIMPL : No method is supported.

Adv_DVPAPI_GetPictureControlValue

Syntax

HRESULT Adv_DVPAPI_GetPictureControlValue(

PICTURE_CONTROL picCtl,

LPDWORD lpdwValue)

Description

Retrieves the current values for Brightness, Contrast, Saturation or Hue.

DVP-7410 User’s Manual

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