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IMFAsyncCallback::Invoke method

Called when an asynchronous operation is completed.

Syntax


HRESULT Invoke(
  [in]  IMFAsyncResult *pAsyncResult
);

Parameters

pAsyncResult [in]

Pointer to the IMFAsyncResult interface. Pass this pointer to the asynchronous End... method to complete the asynchronous call.

Return value

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return codeDescription
S_OK

The method succeeded.

 

Remarks

Within your implementation of Invoke, call the corresponding End... method.

This interface is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:

  • Windows XP with Service Pack 2 (SP2) and later.
  • Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (October 2006 Update Rollup for Windows XP Media Center Edition) installed.

Requirements

Minimum supported client

Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 [desktop apps | Windows Store apps]

Header

Mfobjects.h (include Mfidl.h)

Library

Mfuuid.lib

See also

IMFAsyncCallback
MFInvokeCallback
Asynchronous Callback Methods

 

 

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