From Tracker Software PDF SDK
The method retrieves a list of the parameters that returned by specified encoder of file format.
HRESULT GetSaveFilters([in] ULONG nFlags, [out, retval] BSTR* sFilters);
- [in] Specifies the format to which the returned by specified encoder of file format.
- [out, retval] Pointer to BSTR that will be filled with all parameters that can be returned by the specified encoder.
Returns S_OK if operation was successful or error code in other cases.