forked from mia/Aegisub
269 lines
6.5 KiB
C++
269 lines
6.5 KiB
C++
/*
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* Copyright (C) 2003-2006 Gabest
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* http://www.gabest.org
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*
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* This Program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This Program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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*/
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#pragma once
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#include "STS.h"
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#include "Rasterizer.h"
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#include "..\SubPic\ISubPic.h"
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class CMyFont : public CFont
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{
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public:
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int m_ascent, m_descent;
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CMyFont(STSStyle& style);
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};
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class CPolygon;
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class CWord : public Rasterizer
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{
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bool m_fDrawn;
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CPoint m_p;
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void Transform(CPoint org);
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bool CreateOpaqueBox();
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protected:
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CStringW m_str;
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virtual bool CreatePath() = 0;
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public:
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bool m_fWhiteSpaceChar, m_fLineBreak;
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STSStyle m_style;
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CPolygon* m_pOpaqueBox;
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int m_ktype, m_kstart, m_kend;
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int m_width, m_ascent, m_descent;
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CWord(STSStyle& style, CStringW str, int ktype, int kstart, int kend); // str[0] = 0 -> m_fLineBreak = true (in this case we only need and use the height of m_font from the whole class)
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virtual ~CWord();
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virtual CWord* Copy() = 0;
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virtual bool Append(CWord* w);
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void Paint(CPoint p, CPoint org);
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};
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class CText : public CWord
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{
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protected:
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virtual bool CreatePath();
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public:
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CText(STSStyle& style, CStringW str, int ktype, int kstart, int kend);
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virtual CWord* Copy();
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virtual bool Append(CWord* w);
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};
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class CPolygon : public CWord
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{
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bool GetLONG(CStringW& str, LONG& ret);
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bool GetPOINT(CStringW& str, POINT& ret);
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bool ParseStr();
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protected:
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double m_scalex, m_scaley;
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int m_baseline;
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CAtlArray<BYTE> m_pathTypesOrg;
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CAtlArray<CPoint> m_pathPointsOrg;
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virtual bool CreatePath();
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public:
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CPolygon(STSStyle& style, CStringW str, int ktype, int kstart, int kend, double scalex, double scaley, int baseline);
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virtual ~CPolygon();
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virtual CWord* Copy();
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virtual bool Append(CWord* w);
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};
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class CClipper : public CPolygon
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{
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private:
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CWord* Copy();
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virtual bool Append(CWord* w);
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public:
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CClipper(CStringW str, CSize size, double scalex, double scaley, bool inverse);
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virtual ~CClipper();
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CSize m_size;
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bool m_inverse;
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BYTE* m_pAlphaMask;
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};
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class CLine : public CAtlList<CWord*>
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{
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public:
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int m_width, m_ascent, m_descent, m_borderX, m_borderY;
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virtual ~CLine();
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void Compact();
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CRect PaintShadow(SubPicDesc& spd, CRect& clipRect, BYTE* pAlphaMask, CPoint p, CPoint org, int time, int alpha);
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CRect PaintOutline(SubPicDesc& spd, CRect& clipRect, BYTE* pAlphaMask, CPoint p, CPoint org, int time, int alpha);
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CRect PaintBody(SubPicDesc& spd, CRect& clipRect, BYTE* pAlphaMask, CPoint p, CPoint org, int time, int alpha);
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};
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enum eftype
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{
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EF_MOVE = 0, // {\move(x1=param[0], y1=param[1], x2=param[2], y2=param[3], t1=t[0], t2=t[1])} or {\pos(x=param[0], y=param[1])}
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EF_ORG, // {\org(x=param[0], y=param[1])}
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EF_FADE, // {\fade(a1=param[0], a2=param[1], a3=param[2], t1=t[0], t2=t[1], t3=t[2], t4=t[3])} or {\fad(t1=t[1], t2=t[2])
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EF_BANNER, // Banner;delay=param[0][;lefttoright=param[1];fadeawaywidth=param[2]]
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EF_SCROLL, // Scroll up/down=param[3];top=param[0];bottom=param[1];delay=param[2][;fadeawayheight=param[4]]
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};
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#define EF_NUMBEROFEFFECTS 5
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class Effect
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{
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public:
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enum eftype type;
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int param[8];
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int t[4];
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};
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class CSubtitle : public CAtlList<CLine*>
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{
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int GetFullWidth();
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int GetFullLineWidth(POSITION pos);
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int GetWrapWidth(POSITION pos, int maxwidth);
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CLine* GetNextLine(POSITION& pos, int maxwidth);
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public:
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int m_scrAlignment;
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int m_wrapStyle;
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bool m_fAnimated;
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int m_relativeTo;
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Effect* m_effects[EF_NUMBEROFEFFECTS];
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CAtlList<CWord*> m_words;
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CClipper* m_pClipper;
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CRect m_rect, m_clip;
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int m_topborder, m_bottomborder;
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bool m_clipInverse;
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double m_scalex, m_scaley;
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public:
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CSubtitle();
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virtual ~CSubtitle();
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virtual void Empty();
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void CreateClippers(CSize size);
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void MakeLines(CSize size, CRect marginRect);
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};
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class CScreenLayoutAllocator
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{
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typedef struct
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{
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CRect r;
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int segment, entry, layer;
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} SubRect;
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CAtlList<SubRect> m_subrects;
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public:
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virtual void Empty();
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void AdvanceToSegment(int segment, const CAtlArray<int>& sa);
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CRect AllocRect(CSubtitle* s, int segment, int entry, int layer, int collisions);
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};
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[uuid("537DCACA-2812-4a4f-B2C6-1A34C17ADEB0")]
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class CRenderedTextSubtitle : public CSimpleTextSubtitle, public ISubPicProviderImpl, public ISubStream
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{
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CAtlMap<int, CSubtitle*> m_subtitleCache;
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CScreenLayoutAllocator m_sla;
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CSize m_size;
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CRect m_vidrect;
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// temp variables, used when parsing the script
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int m_time, m_delay;
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int m_animStart, m_animEnd;
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double m_animAccel;
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int m_ktype, m_kstart, m_kend;
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int m_nPolygon;
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int m_polygonBaselineOffset;
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void ParseEffect(CSubtitle* sub, CString str);
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void ParseString(CSubtitle* sub, CStringW str, STSStyle& style);
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void ParsePolygon(CSubtitle* sub, CStringW str, STSStyle& style);
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bool ParseSSATag(CSubtitle* sub, CStringW str, STSStyle& style, STSStyle& org, bool fAnimate = false);
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bool ParseHtmlTag(CSubtitle* sub, CStringW str, STSStyle& style, STSStyle& org);
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double CalcAnimation(double dst, double src, bool fAnimate);
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CSubtitle* GetSubtitle(int entry);
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protected:
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virtual void OnChanged();
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public:
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CRenderedTextSubtitle(CCritSec* pLock);
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virtual ~CRenderedTextSubtitle();
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virtual void Copy(CSimpleTextSubtitle& sts);
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virtual void Empty();
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public:
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bool Init(CSize size, CRect vidrect); // will call Deinit()
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void Deinit();
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DECLARE_IUNKNOWN
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STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);
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// ISubPicProvider
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STDMETHODIMP_(POSITION) GetStartPosition(REFERENCE_TIME rt, double fps);
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STDMETHODIMP_(POSITION) GetNext(POSITION pos);
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STDMETHODIMP_(REFERENCE_TIME) GetStart(POSITION pos, double fps);
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STDMETHODIMP_(REFERENCE_TIME) GetStop(POSITION pos, double fps);
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STDMETHODIMP_(bool) IsAnimated(POSITION pos);
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STDMETHODIMP Render(SubPicDesc& spd, REFERENCE_TIME rt, double fps, RECT& bbox);
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// IPersist
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STDMETHODIMP GetClassID(CLSID* pClassID);
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// ISubStream
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STDMETHODIMP_(int) GetStreamCount();
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STDMETHODIMP GetStreamInfo(int i, WCHAR** ppName, LCID* pLCID);
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STDMETHODIMP_(int) GetStream();
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STDMETHODIMP SetStream(int iStream);
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STDMETHODIMP Reload();
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};
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