surface.h
上传用户:dangjiwu
上传日期:2013-07-19
资源大小:42019k
文件大小:6k
- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: surface.h,v 1.1.1.1.42.1 2004/07/09 01:58:56 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 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 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (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.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * 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_