The Clone method creates a copy of the DMO in its current state.
HRESULT Clone( IMediaObjectInPlace** ppMediaObject );
[out] Address of a pointer to receive the new DMO's IMediaObjectInPlace interface.
Returns S_OK if successful. Otherwise, returns an HRESULT value indicating the cause of the error.
If the method succeeds, the IMediaObjectInPlace interface that it returns has an outstanding reference count. Be sure to release the interface when you are finished using it.
Header: Declared in Mediaobj.h; include Dmo.h