IltmmDevices::get_Count

#include "ltmm.h"

C Syntax

HRESULT IltmmDevices__get_Count(pDevices, pVal)

C++ Syntax

HRESULT get_Count(pVal)

 

IltmmDevices *pDevices;

/* pointer to an interface */

long *pVal;

/* number of devices */

Retrieves the total number of devices.

Parameter

Description

pDevices

Pointer to an IltmmDevices interface.

pVal

Pointer to a variable that receives the device count.

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.

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

See Also

Elements:

IltmmDevices::Item, IltmmDevices::Refresh

Topics:

Multimedia Function Group

Example

For an example, refer to Selecting ltmmCapture Object Devices for C.

For an example, refer to Selecting ltmmCapture Object Devices for C++.