206 lines
6.0 KiB
C
206 lines
6.0 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: ilpipelem.h /main/5 1996/06/19 12:21:07 ageorge $ */
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/**---------------------------------------------------------------------
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***
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*** file: ilpipelem.h
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***
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*** description: Definitions for user-defined and internal pipe elements
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***
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***
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*** (c)Copyright 1991 Hewlett-Packard Co.
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***
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*** RESTRICTED RIGHTS LEGEND
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*** Use, duplication, or disclosure by the U.S. Government is subject to
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*** restrictions as set forth in sub-paragraph (c)(1)(ii) of the Rights in
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*** Technical Data and Computer Software clause in DFARS 252.227-7013.
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*** Hewlett-Packard Company
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*** 3000 Hanover Street
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*** Palo Alto, CA 94304 U.S.A.
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*** Rights for non-DOD U.S. Government Departments and Agencies are as set
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*** forth in FAR 52.227-19(c)(1,2).
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***
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***-------------------------------------------------------------------*/
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#ifndef ILPIPELEM_H
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#define ILPIPELEM_H
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#ifndef ILINT_H
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/* for size_t declaration */
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#include <stddef.h>
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#endif
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#ifndef IL_H
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#include "il.h"
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#endif
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#ifndef NeedFunctionPrototypes
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#if defined(FUNCPROTO) || defined(__STDC__) || defined(__cplusplus) || defined(c_plusplus)
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#define NeedFunctionPrototypes 1
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#else
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#define NeedFunctionPrototypes 0
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#endif /* __STDC__ */
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#endif /* NeedFunctionPrototypes */
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#ifndef NeedWidePrototypes
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#if defined(NARROWPROTO)
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#define NeedWidePrototypes 0
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#else
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#define NeedWidePrototypes 1 /* default to make interropt. easier */
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#endif
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#endif
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#ifdef __cplusplus /* do not leave open across includes */
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extern "C" { /* for C++ V2.0 */
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#endif
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/* ilAddPipeElement (elementType) */
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#define IL_PRODUCER 0
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#define IL_CONSUMER 1
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#define IL_FILTER 2
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#define IL_HOOK 3
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/* ilAddPipeElement (flags) */
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#define IL_ADD_PIPE_NO_DST (1<<0)
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#define IL_ADD_PIPE_HOLD_SRC (1<<1)
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#define IL_ADD_PIPE_HOLD_DST (1<<2)
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/* ilAddPipeElement (null function pointer) */
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#define IL_NPF ((ilError (*)())0)
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typedef struct {
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ilObject producerObject;
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ilBool tempImage;
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long width, height;
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ilBool constantStrip;
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long stripHeight;
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long recommendedStripHeight;
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unsigned short *pPalette;
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ilPtr pCompData;
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long filler [8];
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} ilPipeInfo;
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typedef struct {
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ilPtr pPrivate;
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ilImageInfo *pSrcImage;
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ilImageInfo *pDstImage;
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long srcLine;
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long *pNextSrcLine;
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struct {
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long srcOffset;
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long nBytesToRead;
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long *pDstOffset;
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long *pNBytesWritten;
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} compressed;
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long filler [8];
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} ilExecuteData;
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typedef struct {
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ilObject consumerImage;
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long stripHeight;
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ilBool constantStrip;
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long minBufferHeight;
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} ilSrcElementData;
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typedef struct {
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ilObject producerObject;
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const ilImageDes *pDes;
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const ilImageFormat *pFormat;
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long width, height;
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long stripHeight;
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ilBool constantStrip;
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unsigned short *pPalette;
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ilPtr pCompData;
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} ilDstElementData;
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extern ilBool ilDeclarePipeInvalid (
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#if NeedFunctionPrototypes
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ilPipe pipe,
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ilError error
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#endif
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);
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extern unsigned int ilGetPipeInfo (
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#if NeedFunctionPrototypes
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ilPipe pipe,
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ilBool forceDecompress,
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ilPipeInfo *pInfo, /* RETURNED */
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ilImageDes *pDes, /* RETURNED */
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ilImageFormat *pFormat /* RETURNED */
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#endif
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);
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extern void ilGetBytesPerRow (
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#if NeedFunctionPrototypes
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const ilImageDes *pDes,
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const ilImageFormat *pFormat,
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long width,
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long *pnBytesPerRow /* RETURNED */
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#endif
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);
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extern long ilRecommendedStripHeight (
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#if NeedFunctionPrototypes
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const ilImageDes *pDes,
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const ilImageFormat *pFormat,
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long width,
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long height
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#endif
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);
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extern ilPtr ilAddPipeElement (
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#if NeedFunctionPrototypes
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ilPipe pipe,
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int elementType,
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/* Use portable type for sizeof() operator, bug report OSF_QAR# 32082 */
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size_t nBytesPrivate,
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unsigned long flags,
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ilSrcElementData *pSrcData,
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ilDstElementData *pDstData,
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ilError (*Init)(),
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ilError (*Cleanup)(),
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ilError (*Destroy)(),
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/*
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** Added another execute function for passing in a fourth
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** parameter which is a floating pointing.
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*/
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ilError (*ExecuteThree)(),
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ilError (*ExecuteFour)( ilExecuteData *,
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long,
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long *,
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float),
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unsigned long mustBeZero
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#endif
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);
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#ifdef __cplusplus
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} /* for C++ V2.0 */
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#endif
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#endif
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