MFCancelWorkItem function
Attempts to cancel an asynchronous operation that was scheduled with MFScheduleWorkItem or MFScheduleWorkItemEx.
Syntax
HRESULT MFCancelWorkItem( _In_ MFWORKITEM_KEY Key );
Parameters
- Key [in]
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The key that was received in the pKey parameter of the MFScheduleWorkItem, MFScheduleWorkItemEx, or MFPutWaitingWorkItem functions.
Return value
If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
Because work items are asynchronous, the work-item callback might still be invoked after MFCancelWorkItem is called.
This function 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
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Minimum supported client |
Windows Vista [desktop apps | Windows Store apps] |
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Minimum supported server |
Windows Server 2008 [desktop apps | Windows Store apps] |
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Minimum supported phone |
Windows Phone 8.1 |
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Header |
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Library |
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DLL |
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See also