Important: |
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Removes the filter from the registry.
HRESULT Unregister( );
Return Values
Returns an HRESULTvalue that depends on the implementation. HRESULTcan be one of the following standard constants, or other values not listed.
Value | Description |
---|---|
E_FAIL | Failure. |
E_POINTER | Null pointer argument. |
E_INVALIDARG | Invalid argument. |
E_NOTIMPL | Method isn't supported. |
S_OK or NOERROR | Success. |
Remarks
This method should be implemented to use the IFilterMapper::UnregisterFiltermethod to remove the filter from the registry. This effectively removes the pins and media types as well.