linux_fb_surf.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2003 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 _LINUX_FB_SURF_H_
- #define _LINUX_FB_SURF_H_
- #include "minisurf.h"
- class CLinuxFrameBufferSurface : public CMiniBaseSurface
- {
- public:
- CLinuxFrameBufferSurface(IUnknown* pContext, CMiniBaseSite* pSite);
- virtual ~CLinuxFrameBufferSurface();
-
- virtual HX_RESULT _CreateDestBuffer(int cidIn, int nWidth, int nHeight, int& nCount);
-
- virtual HX_RESULT _LockDestBuffer(UCHAR** ppDestPtr,
- LONG32* pnDestPitch,
- int& cid,
- REF(HXxSize) srcSize,
- int nIndex=0);
-
- virtual HX_RESULT _TransferToDestBuffer(UCHAR* pSrcBuffer,
- HXBitmapInfoHeader* pBitmapInfo,
- HXxRect* prSrcRect,
- HXxRect* prDstRect,
- UCHAR* pDstBuffer,
- LONG32 nDstPitch);
-
- virtual HX_RESULT _UnlockDestBuffer(UCHAR* pSurfPtr, int nIndex=0);
- virtual HX_RESULT _RenderDestBuffer(HXxRect* prSrcRect,
- HXxRect* prDstRect,
- int nIndex=0);
-
- virtual HX_RESULT _DestroyDestBuffer(int cid, int nCount=1);
- protected:
- virtual int GetDstCID(int nIndex=0);
- int m_nScreenNumber;
- unsigned int m_unDepth;
- int m_nBitsPerPixel;
- HXxSize m_surfaceSize;
- UCHAR* m_pCompositionSurface;
- UINT32 m_nCompositionSize;
- UINT32 m_nCompositionPitch;
-
- private:
- HX_RESULT _OpenFrameBuffer();
- HX_RESULT _ResizeVideoBuffer( INT32 nSize);
- int m_frameBufferFD;
- UINT16* m_pFrameBuffer;
- int m_fbWidth;
- int m_fbHeight;
- };
- #endif // _LINUX_FB_SURF_H_