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IltmmMemory::Unlock

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#include "ltmm.h"

C Syntax

HRESULT IltmmMemory_Unlock(pMem)

C++ Syntax

HRESULT Unlock()

 

IltmmMemory *pMem;

/* pointer to an interface */

Unlocks the locked buffer or region.

Parameter

Description

pMem

Pointer to an IltmmMemory 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

Each call to IltmmMemory::LockBuffer or IltmmMemory::LockRegion should have a corresponding call to Unlock.

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:

IltmmMemory::LockBuffer, IltmmMemory::LockRegion

Topics:

Multimedia Function Group

Example

For a C example, refer to Use ltmmMemory for Memory Conversion for C.

For a C++ example, refer to Use ltmmMemory for Memory Conversion for C++.

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