src/subpic/SubPicAllocatorPresenterImpl.h

   1 /*
   2  *  $Id: SubPicAllocatorPresenterImpl.h 3618 2011-08-08 22:22:25Z underground78 $
   3  *
   4  *  (C) 2003-2006 Gabest
   5  *  (C) 2006-2011 see AUTHORS
   6  *
   7  *  This Program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2, or (at your option)
  10  *  any later version.
  11  *
  12  *  This Program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with GNU Make; see the file COPYING.  If not, write to
  19  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *  http://www.gnu.org/copyleft/gpl.html
  21  *
  22  */
  23
  24 #pragma once
  25
  26 #include <atlbase.h>
  27 #include <atlcoll.h>
  28 #include "ISubPic.h"
  29 #include "CoordGeom.h"
  30
  31 class CSubPicAllocatorPresenterImpl
  32     : public CUnknown
  33     , public CCritSec
  34         , public ISubPicAllocatorPresenter2
  35 {
  36 protected:
  37     HWND m_hWnd;
  38     CSize m_spMaxSize; // TODO:
  39     int m_spMaxQueued; // TODO:
  40         REFERENCE_TIME m_rtSubtitleDelay;
  41
  42     CSize m_NativeVideoSize, m_AspectRatio;
  43     CRect m_VideoRect, m_WindowRect;
  44
  45     REFERENCE_TIME m_rtNow;
  46     double m_fps;
  47
  48     CComPtr<ISubPicProvider> m_SubPicProvider;
  49     CComPtr<ISubPicAllocator> m_pAllocator;
  50     CComPtr<ISubPicQueue> m_pSubPicQueue;
  51
  52         bool m_bDeviceResetRequested;
  53         bool m_bPendingResetDevice;
  54     void AlphaBltSubPic(CSize size, SubPicDesc* pTarget = NULL);
  55
  56     XForm m_xform;
  57     void Transform(CRect r, Vector v[4]);
  58
  59 public:
  60         CSubPicAllocatorPresenterImpl(HWND hWnd, HRESULT& hr, CString *_pError);
  61     virtual ~CSubPicAllocatorPresenterImpl();
  62
  63     DECLARE_IUNKNOWN;
  64     STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);
  65
  66     // ISubPicAllocatorPresenter
  67
  68     STDMETHODIMP CreateRenderer(IUnknown** ppRenderer) = 0;
  69
  70     STDMETHODIMP_(SIZE) GetVideoSize(bool fCorrectAR = true);
  71         STDMETHODIMP_(SIZE) GetVisibleVideoSize() {
  72                 return m_NativeVideoSize;
  73         };
  74     STDMETHODIMP_(void) SetPosition(RECT w, RECT v);
  75     STDMETHODIMP_(bool) Paint(bool fAll) = 0;
  76
  77     STDMETHODIMP_(void) SetTime(REFERENCE_TIME rtNow);
  78     STDMETHODIMP_(void) SetSubtitleDelay(int delay_ms);
  79     STDMETHODIMP_(int) GetSubtitleDelay();
  80     STDMETHODIMP_(double) GetFPS();
  81
  82     STDMETHODIMP_(void) SetSubPicProvider(ISubPicProvider* pSubPicProvider);
  83     STDMETHODIMP_(void) Invalidate(REFERENCE_TIME rtInvalidate = -1);
  84
  85         STDMETHODIMP GetDIB(BYTE* lpDib, DWORD* size) {
  86                 return E_NOTIMPL;
  87         }
  88
  89         STDMETHODIMP_(bool) ResetDevice() {
  90                 return false;
  91         }
  92         STDMETHODIMP_(bool) DisplayChange() {
  93                 return false;
  94         }
  95     STDMETHODIMP SetVideoAngle(Vector v, bool fRepaint = true);
  96         STDMETHODIMP SetPixelShader(LPCSTR pSrcData, LPCSTR pTarget) {
  97                 return E_NOTIMPL;
  98         }
  99         STDMETHODIMP SetPixelShader2(LPCSTR pSrcData, LPCSTR pTarget, bool bScreenSpace) {
 100                 if (!bScreenSpace) {
 101                         return SetPixelShader(pSrcData, pTarget);
 102                 }
 103                 return E_NOTIMPL;
 104         }
 105 };
 106