cdesktopenv/cde/lib/DtHelp/il/ilXint.h

48 lines
1.8 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: ilXint.h /main/3 1995/10/23 15:41:15 rswiston $ */
#ifndef ILXINT_H
#define ILXINT_H
/* PRIVATE definitions shared between /ilc/ilX.c and /ilc/ilXycbcr.c .
NO OTHER CODE SHOULD INCLUDE THIS FILE !
*/
/* Called by ilConvertForXWrite() to do fast dithered display of YCbCr.
The pipe image must be planar, subsampled by 2 in Cb/Cr, 1 in Y.
"pMapPixels" points to 256 bytes from the XWC map image, which are folded
into the lookup table used for this function.
*/
IL_EXTERN ilBool _ilFastYCbCrDither (
ilPipe pipe,
ilImageDes *pDes,
ilPipeInfo *pInfo,
int nBitsRed,
int nBitsGreen,
int nBitsBlue,
ilBool doDouble,
ilPtr pMapPixels
);
#endif