rFormats **ppEnum);

      [helpstring("Retrieves the currently selected recorder format")]
      HRESULT _stdcall GetActiveDiscMasterFormat(
         [out] UUID *lpiid);

      [helpstring("Sets a new active recorder format")]
      HRESULT _stdcall SetActiveDiscMasterFormat(
         [in] UUID *riid,
         [out] stdole.IUnknown **ppUnk);

      [helpstring("Retrieves a recorder enumerator")]
      HRESULT _stdcall EnumDiscRecorders(
         [out] IVBEnumDiscRecorders **ppEnum);

      [helpstring("Get