surface.h
上传用户:zhongxx05
上传日期:2007-06-06
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文件大小:5k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _SURFACE_H_
- #define _SURFACE_H_
- #ifndef WIDTHBYTES
- #define WIDTHBYTES(i) ((unsigned long)((i+31)&(~31))/8) /* ULONG aligned ! */
- #endif
- // Forward declarations
- class ColorFuncAccess;
- class CHXSiteWindowed;
- class CHXSurface : public IHXVideoSurface,
- public IHXVideoControl
- {
- protected:
- virtual ~CHXSurface();
- PRIVATE_DESTRUCTORS_ARE_NOT_A_CRIME
- LONG32 m_lRefCount;
- IUnknown* m_pContext;
- ColorFuncAccess* m_pConverter;
- float m_Brightness;
- float m_Contrast;
- float m_Saturation;
- float m_Hue;
- float m_Sharpness;
- float m_PrevBrightness;
- float m_PrevContrast;
- float m_PrevSaturation;
- float m_PrevHue;
- float m_PrevSharpness;
- INT16 m_ModeSharpness;
- INT16 m_nBitDepth;
- CHXSiteWindowed* m_pSite;
- HX_MOFTAG m_PreferredFormat;
- STDMETHOD(BltImage) (UCHAR* pImageData,
- HXBitmapInfoHeader* pBitmapInfo,
- REF(CHXxRect) rDestRect,
- REF(CHXxRect) rSrcRect) PURE;
- void PerformYUVConversion (UCHAR* ySrc, UCHAR* uSrc, UCHAR* vSrc,
- INT32 nPitchSrc, UCHAR* Dst, INT32 nWidth,
- INT32 nHeight, INT32 nPitchDst,
- HX_MOFTAG Format, INT16 nExpand);
- UINT16 CalculateNewBitDepth (HX_COMPRESSION_TYPE nNewFormat);
- void AdjustBitmapHeader (HXBitmapInfoHeader* pBitmapInfo,
- HX_MOFTAG NewFormat);
- UINT16 CheckColorSettings ();
- UINT16 CheckSharpness ();
- public:
- CHXSurface(IUnknown* pContext, CHXSiteWindowed* pSite);
- /*
- * IUnknown methods
- */
- STDMETHOD(QueryInterface) (THIS_
- REFIID riid,
- void** ppvObj);
- STDMETHOD_(ULONG32,AddRef) (THIS);
- STDMETHOD_(ULONG32,Release) (THIS);
- /*
- * IHXVideoSurface methods usually called by renderers to
- * Draw on the surface
- */
- STDMETHOD(Blt) (THIS_
- UCHAR* /*IN*/ pImageData,
- HXBitmapInfoHeader* /*IN*/ pBitmapInfo,
- REF(HXxRect) /*IN*/ rDestRect,
- REF(HXxRect) /*IN*/ rSrcRect);
- STDMETHOD(BeginOptimizedBlt)(THIS_
- HXBitmapInfoHeader* /*IN*/ pBitmapInfo);
-
- STDMETHOD(OptimizedBlt) (THIS_
- UCHAR* /*IN*/ pImageBits,
- REF(HXxRect) /*IN*/ rDestRect,
- REF(HXxRect) /*IN*/ rSrcRect);
-
- STDMETHOD(EndOptimizedBlt) (THIS);
- STDMETHOD(GetOptimizedFormat)(THIS_
- REF(HX_COMPRESSION_TYPE) /*OUT*/ ulType);
- STDMETHOD(GetPreferredFormat)(THIS_
- REF(HX_COMPRESSION_TYPE) /*OUT*/ ulType);
- /*
- * IHXVideoControls methods
- */
- STDMETHOD_(float, GetBrightness) (THIS);
- STDMETHOD(SetBrightness) (THIS_ float Brightness);
- STDMETHOD_(float, GetContrast) (THIS);
- STDMETHOD(SetContrast) (THIS_ float Contrast);
- STDMETHOD_(float, GetSaturation) (THIS);
- STDMETHOD(SetSaturation) (THIS_ float Saturation);
- STDMETHOD_(float, GetHue) (THIS);
- STDMETHOD(SetHue) (THIS_ float Hue);
- STDMETHOD_(float, GetSharpness) (THIS);
- STDMETHOD(SetSharpness) (THIS_ float Sharpness);
- STDMETHOD(SetModeSharpness) (THIS_ UINT16 dFlag);
- };
- #endif // _SURFACE_H_