typedef struct tACMFILTERDETAILSW
{
    DWORD           cbStruct;
    DWORD           dwFilterIndex;
    DWORD           dwFilterTag;
    DWORD           fdwSupport;
    LPWAVEFILTER    pwfltr;
    DWORD           cbwfltr;
    WCHAR           szFilter[ACMFILTERDETAILS_FILTER_CHARS];

} ACMFILTERDETAILSW, *PACMFILTERDETAILSW, FAR *LPACMFILTERDETAILSW;