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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/via/via_overlay.h,v 1.2 2003/08/27 15:16:12 tsi Exp $ */
/*
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _VIA_OVERLAY_H_
#define _VIA_OVERLAY_H_ 1
/*#define XV_DEBUG 1*/ /* write log msg to /var/log/XFree86.0.log */
#ifdef XV_DEBUG
# define DBG_DD(x) (x)
#else
# define DBG_DD(x)
#endif
#define PLUS_HEIGHT 1 /*V003*/
typedef struct _YCBCRREC {
CARD32 dwY ;
CARD32 dwCB;
CARD32 dwCR;
} YCBCRREC;
unsigned long viaOverlayHQVGetFormat(LPDDPIXELFORMAT lpDPF, unsigned long dwVidCtl,unsigned long * lpdwHQVCtl );
YCBCRREC viaOverlayGetYCbCrStartAddress(unsigned long dwVideoFlag,unsigned long dwStartAddr, unsigned long dwOffset,unsigned long dwUVoffset,unsigned long dwSrcPitch/*lpGbl->lPitch*/,unsigned long dwSrcHeight/*lpGbl->wHeight*/);
unsigned long viaOverlayGetFetch(unsigned long dwVideoFlag,LPDDPIXELFORMAT lpDPF,unsigned long dwSrcWidth,unsigned long dwDstWidth,unsigned long dwOriSrcWidth,unsigned long * lpHQVsrcFetch);
#endif /* _VIA_OVERLAY_H_ */
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