IltmmTargetDevices::Refresh

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#include "ltmm.h"

C Syntax	HRESULT IltmmTargetDevices_Refresh(pTargetDevices)
C++ Syntax	HRESULT Refresh()

IltmmTargetDevices *pTargetDevices;

/* pointer to an interface */

Rebuilds the device collection.

Parameter	Description
pTargetDevices	Pointer to an IltmmTargetDevices Interface.

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

This function will rebuild the collection of system-registered devices. It is usually called from applications that respond to system device change notifications.

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:	IltmmTargetDevices::get_Count, IltmmTargetDevices::Item
Topics:	Multimedia Function Group

Example

For a C example, refer to Selecting ltmmCapture Object Target Devices for C and Selecting ltmmConvert Object Target Devices for C

For a C++ example, refer to Selecting ltmmCapture Object Target Devices for C++ and Selecting ltmmConvert Object Target Devices for C++.