IltmmCapture::get_CameraControl

#include "ltmm.h"

C Syntax

HRESULT IltmmCapture_get_CameraControl(pCapture, pVal)

C++ Syntax

HRESULT get_CameraControl(pVal)

IltmmCapture *pCapture;

pointer to an interface

IltmmCameraControl **pVal;

pointer to a pointer

Retrieves a camera control object exposed by the video input device.

Parameter

Description

pCapture

Pointer to an IltmmCapture interface.

pVal

Pointer to a variable that will receive the camera control interface pointer.

Returns

S_OK

The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

Not all devices expose this interface. Therefore, this function may update the Camera parameter with NULL.

The IltmmCameraControl interface obtained by this function is used to control device properties such as zoom, tilt, iris, etc. For more information, refer to the IltmmCameraControl Interface.

If the function succeeds, the user should release the returned interface pointer by calling the interfaces Release method.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64

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