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NF:mfidl.IMFByteStreamHandler.CancelObjectCreation |
IMFByteStreamHandler::CancelObjectCreation (mfidl.h) |
Cancels the current request to create a media source. |
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mf\imfbytestreamhandler_cancelobjectcreation.htm |
mf |
9731dac4-879c-4cbc-97b4-fa596b20c033 |
12/05/2018 |
9731dac4-879c-4cbc-97b4-fa596b20c033, CancelObjectCreation, CancelObjectCreation method [Media Foundation], CancelObjectCreation method [Media Foundation],IMFByteStreamHandler interface, IMFByteStreamHandler interface [Media Foundation],CancelObjectCreation method, IMFByteStreamHandler.CancelObjectCreation, IMFByteStreamHandler::CancelObjectCreation, mf.imfbytestreamhandler_cancelobjectcreation, mfidl/IMFByteStreamHandler::CancelObjectCreation |
mfidl.h |
Windows |
Windows Vista [desktop apps \| UWP apps] |
Windows Server 2008 [desktop apps \| UWP apps] |
Mfuuid.lib |
Windows |
19H1 |
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Cancels the current request to create a media source.
Pointer to the IUnknown interface that was returned in the ppIUnknownCancelCookie parameter of the IMFByteStreamHandler::BeginCreateObject method.
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
|---|---|
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The method succeeded. |
You can use this method to cancel a previous call to BeginCreateObject. Because that method is asynchronous, however, it might be completed before the operation can be canceled. Therefore, your callback might still be invoked after you call this method.