_ACMFORMATDETAILSA

type _ACMFORMATDETAILSA = packed record

  cbStruct: DWORD;

  dwFormatIndex: DWORD;

  dwFormatTag: DWORD;

  fdwSupport: DWORD;

  pwfx: PWAVEFORMATEX;

  cbwfx: DWORD;

  szFormat: array [0..ACMFORMATDETAILS_FORMAT_CHARS-1] of AnsiChar;

end;