Windows Dev Center

IMFMediaEngineExtension::CancelObjectCreation method

Cancels the current request to create an object.

Syntax


HRESULT CancelObjectCreation(
  [in] IUnknown *pIUnknownCancelCookie
);

Parameters

pIUnknownCancelCookie [in]

The pointer that was returned in the the ppIUnknownCancelCookie parameter of the IMFMediaEngineExtension::BeginCreateObject method.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

This method attempts to cancel a previous call to BeginCreateObject. Because that method is asynchronous, however, it might complete before the operation can be canceled.

Requirements

Minimum supported client

Windows 8 [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2012 [desktop apps | Windows Store apps]

Header

Mfmediaengine.h

See also

IMFMediaEngineExtension

 

 

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