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// 接口定义：
const
  CLSID_IDirectVobSub:    TGUID = '{9852A670-F845-491B-9BE6-EBD841B8A613}';
  IID_ISubClock:          TGUID = '{FE6EC6A0-21CA-4970-9EF0-B296F7F38AF0}';
  IID_ISubClock2:          TGUID = '{0665B760-FBC1-46C3-A35F-E471527C96A4}';
  IID_IDirectVobSub:       TGUID = '{EBE1FB08-3957-47CA-AF13-5827E5442E56}';
  IID_IDirectVobSub2:       TGUID = '{AB52FC9C-2415-4DCA-BC1C-8DCC2EAE8150}';

type
  PEPARCompensationType = ^EPARCompensationType;
  EPARCompensationType = (
EPCTDisabled = 0,
EPCTDownscale = 1,
EPCTUpscale = 2,
EPCTAccurateSize = 3
);

type
  ISubClock = interface(IUnknown)
  ['{FE6EC6A0-21CA-4970-9EF0-B296F7F38AF0}']
function SetTime(rt: REFERENCE_TIME): HRESULT; stdcall;
function GetTime(): REFERENCE_TIME; stdcall;
  end;

type
  ISubClock2 = interface(ISubClock)
  ['{0665B760-FBC1-46C3-A35F-E471527C96A4}']
function SetAvgTimePerFrame(rt: REFERENCE_TIME): HRESULT; stdcall;
function GetAvgTimePerFrame(out prt: REFERENCE_TIME): HRESULT; stdcall;
   // return S_OK only if *prt was set and is valid
  end;

type
  IDirectVobSub = interface(IUnknown)
  ['{EBE1FB08-3957-47ca-AF13-5827E5442E56}']
function get_FileName(lpFileName: PWideChar): HRESULT; stdcall;
   // fn should point to a buffer allocated to at least the length of MAX_PATH (=260)
function put_FileName(lpFileName: PWideChar): HRESULT; stdcall;
function get_LanguageCount(out nLangs: Integer): HRESULT; stdcall;
function get_LanguageName(iLanguage: Integer; out lpName: PWideChar): HRESULT; stdcall;
   // the returned *lpName is allocated with CoTaskMemAlloc
function get_SelectedLanguage(out iSelected: Integer): HRESULT; stdcall;
function put_SelectedLanguage(iSelected: Integer): HRESULT; stdcall;
function get_HideSubtitles(out fHideSubtitles: BOOL): HRESULT; stdcall;
function put_HideSubtitles(fHideSubtitles: BOOL): HRESULT; stdcall;
function get_PreBuffering(out fDoPreBuffering: BOOL): HRESULT; stdcall;
function put_PreBuffering(fDoPreBuffering: BOOL): HRESULT; stdcall;
function get_Placement(out fOverridePlacement: BOOL; out xPerc, yPerc: Integer): HRESULT; stdcall;
function put_Placement(fOverridePlacement: BOOL; xPerc, yPerc: Integer): HRESULT; stdcall;
function get_VobSubSettings(out fBuffer, fOnlyShowForcedSubs, fPolygonize: BOOL): HRESULT; stdcall;
function put_VobSubSettings(fBuffer, fOnlyShowForcedSubs, fPolygonize: BOOL): HRESULT; stdcall;
function get_TextSettings(out lf; lflen: Integer; // depending on lflen, lf must point to LOGFONTA or LOGFONTW
   out color: COLORREF; out fShadow, fOutline, fAdvancedRenderer: BOOL): HRESULT; stdcall;
function put_TextSettings(const lf; lflen: Integer;
   color: COLORREF; fShadow, fOutline, fAdvancedRenderer: BOOL): HRESULT; stdcall;
function get_Flip(out fPicture, fSubtitles: BOOL): HRESULT; stdcall;
function put_Flip(fPicture, fSubtitles: BOOL): HRESULT; stdcall;
function get_OSD(out fOSD: BOOL): HRESULT; stdcall;
function put_OSD(fOSD: BOOL): HRESULT; stdcall;
function get_SaveFullPath(out fSaveFullPath: BOOL): HRESULT; stdcall;
function put_SaveFullPath(fSaveFullPath: BOOL): HRESULT; stdcall;
function get_SubtitleTiming(out delay, speedmul, speeddiv: Integer): HRESULT; stdcall;
function put_SubtitleTiming(delay, speedmul, speeddiv: Integer): HRESULT; stdcall;
function get_MediaFPS(out fEnabled: BOOL; out fps: Double): HRESULT; stdcall;
function put_MediaFPS(fEnabled: BOOL; fps: Double): HRESULT; stdcall;
// no longer supported
function get_ColorFormat(out iPosition: Integer): HRESULT; stdcall;
function put_ColorFormat(iPosition: Integer): HRESULT; stdcall;
function get_ZoomRect(rect: PNormalizedRect): HRESULT; stdcall;
function put_ZoomRect(rect: PNormalizedRect): HRESULT; stdcall;
//
function UpdateRegistry(): HRESULT; stdcall;
//
function HasConfigDialog(iSelected: Integer): HRESULT; stdcall;
function ShowConfigDialog(iSelected: Integer; hWndParent: HWND): HRESULT; stdcall;
   // if available, this will popup a child dialog allowing the user to edit the style options
//
function IsSubtitleReloaderLocked(out fLocked: BOOL): HRESULT; stdcall;
function LockSubtitleReloader(fLock: BOOL): HRESULT; stdcall;
function get_SubtitleReloader(out fDisabled: BOOL): HRESULT; stdcall;
function put_SubtitleReloader(fDisable: BOOL): HRESULT; stdcall;
//
function get_ExtendPicture(out
   horizontal, // 0 - disabled, 1 - mod32 extension (width = (width+31)&~31)
   vertical, // 0 - disabled, 1 - 16:9, 2 - 4:3, 0x80 - crop (use crop together with 16:9 or 4:3, eg 0x81 will crop to 16:9 if the picture was taller)
   resx2, // 0 - disabled, 1 - enabled, 2 - depends on the original resolution
   resx2minw, // resolution doubler will be used if width*height <= resx2minw*resx2minh (resx2minw*resx2minh equals to 384*288 by default)
   resx2minh: Integer): HRESULT; stdcall;
function put_ExtendPicture(horizontal, vertical, resx2, resx2minw, resx2minh: Integer): HRESULT; stdcall;

function get_LoadSettings(out level: Integer; // 0 - when needed, 1 - always, 2 - disabled
   out fExternalLoad, fWebLoad, fEmbeddedLoad: BOOL): HRESULT; stdcall;
function put_LoadSettings(level: Integer; // 0 - when needed, 1 - always, 2 - disabled
   fExternalLoad, fWebLoad, fEmbeddedLoad: BOOL): HRESULT; stdcall;

function get_SubPictToBuffer(out uSubPictToBuffer: UINT): HRESULT; stdcall;
function put_SubPictToBuffer(uSubPictToBuffer: UINT): HRESULT; stdcall;

function get_AnimWhenBuffering(out fAnimWhenBuffering: BOOL): HRESULT; stdcall;
function put_AnimWhenBuffering(fAnimWhenBuffering: BOOL): HRESULT; stdcall;
  end;

type
  IDirectVobSub2 = interface(IDirectVobSub)
  ['{AB52FC9C-2415-4dca-BC1C-8DCC2EAE8150}']
function AdviseSubClock(pSubClock: ISubClock): HRESULT; stdcall;
function get_Forced(): BOOL; stdcall;
function put_Forced(fForced: BOOL): HRESULT; stdcall;
function get_TextSettings(pDefStyle: Pointer): HRESULT; stdcall;
function put_TextSettings(pDefStyle: Pointer): HRESULT; stdcall;
function get_AspectRatioSettings(ePARCompensationType: Pointer): HRESULT; stdcall;
function put_AspectRatioSettings(ePARCompensationType: Pointer): HRESULT; stdcall;
  end;