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/* $TOG: mpbandc.c /main/6 1998/02/09 16:21:13 kaleb $ */
/**** module mpbandc.c ****/
/******************************************************************************
Copyright 1993, 1994, 1998 The Open Group
All Rights Reserved.
The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP 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.
Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
NOTICE
This software is being provided by AGE Logic, Inc. under the
following license. By obtaining, using and/or copying this software,
you agree that you have read, understood, and will comply with these
terms and conditions:
Permission to use, copy, modify, distribute and sell this
software and its documentation for any purpose and without
fee or royalty and to grant others any or all rights granted
herein is hereby granted, provided that you agree to comply
with the following copyright notice and statements, including
the disclaimer, and that the same appears on all copies and
derivative works of the software and documentation you make.
"Copyright 1993, 1994 by AGE Logic, Inc."
THIS SOFTWARE IS PROVIDED "AS IS". AGE LOGIC MAKES NO
REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED. By way of
example, but not limitation, AGE LOGIC MAKE NO
REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS
FOR ANY PARTICULAR PURPOSE OR THAT THE SOFTWARE DOES NOT
INFRINGE THIRD-PARTY PROPRIETARY RIGHTS. AGE LOGIC
SHALL BEAR NO LIABILITY FOR ANY USE OF THIS SOFTWARE. IN NO
EVENT SHALL EITHER PARTY BE LIABLE FOR ANY INDIRECT,
INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOSS
OF PROFITS, REVENUE, DATA OR USE, INCURRED BY EITHER PARTY OR
ANY THIRD PARTY, WHETHER IN AN ACTION IN CONTRACT OR TORT OR
BASED ON A WARRANTY, EVEN IF AGE LOGIC LICENSEES
HEREUNDER HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGES.
The name of AGE Logic, Inc. may not be used in
advertising or publicity pertaining to this software without
specific, written prior permission from AGE Logic.
Title to this software shall at all times remain with AGE
Logic, Inc.
*****************************************************************************
mpbandc.c -- DDXIE BandCombine element
Robert NC Shelley -- AGE Logic, Inc. June, 1993
*****************************************************************************/
/* $XFree86: xc/programs/Xserver/XIE/mixie/process/mpbandc.c,v 3.3 1998/10/05 13:22:41 dawes Exp $ */
#define _XIEC_MPBANDC
#define _XIEC_PBANDC
/*
* Include files
*/
/*
* Core X Includes
*/
#include <X.h>
#include <Xproto.h>
/*
* XIE Includes
*/
#include <XIE.h>
#include <XIEproto.h>
/*
* more X server includes.
*/
#include <misc.h>
#include <dixstruct.h>
/*
* Server XIE Includes
*/
#include <error.h>
#include <macro.h>
#include <element.h>
#include <texstr.h>
#include <memory.h>
/* routines referenced by other DDXIE modules
*/
int miAnalyzeBandCom();
/* routines used internal to this module
*/
static int CreateBandCom();
static int InitializeBandCom();
static int ActivateBandCom();
static int ResetBandCom();
static int DestroyBandCom();
/* DDXIE BandCombine entry points
*/
static ddElemVecRec BandComVec = {
CreateBandCom,
InitializeBandCom,
ActivateBandCom,
(xieIntProc)NULL,
ResetBandCom,
DestroyBandCom
};
/*------------------------------------------------------------------------
------------------- see if we can handle this element --------------------
------------------------------------------------------------------------*/
int miAnalyzeBandCom(flo,ped)
floDefPtr flo;
peDefPtr ped;
{
/* for now just stash our entry point vector in the peDef */
ped->ddVec = BandComVec;
return(TRUE);
} /* end miAnalyzeBandCom */
/*------------------------------------------------------------------------
---------------------------- create peTex . . . --------------------------
------------------------------------------------------------------------*/
static int CreateBandCom(flo,ped)
floDefPtr flo;
peDefPtr ped;
{
/* attach an execution context to the photo element definition */
return MakePETex(flo, ped, NO_PRIVATE, NO_SYNC, NO_SYNC);
} /* end CreateBandCom */
/*------------------------------------------------------------------------
---------------------------- initialize peTex . . . ----------------------
------------------------------------------------------------------------*/
static int InitializeBandCom(flo,ped)
floDefPtr flo;
peDefPtr ped;
{
return
InitReceptors(flo, ped, NO_DATAMAP, 1) &&
InitEmitter(flo, ped, NO_DATAMAP, NO_INPLACE);
} /* end InitializeBandCom */
/*------------------------------------------------------------------------
------------------------ crank some single input data --------------------
------------------------------------------------------------------------*/
static int ActivateBandCom(flo,ped,pet)
floDefPtr flo;
peDefPtr ped;
peTexPtr pet;
{
receptorPtr rcp = pet->receptor;
bandPtr sbnd, dbnd = pet->emitter;
CARD32 b;
/* pass input from the 3 receptors to the corresponding output band
*/
for(b = 0; b < xieValMaxBands; ++rcp, ++dbnd, ++b) {
sbnd = rcp->band;
if(!GetCurrentSrc(flo,pet,sbnd)) continue;
do {
/* pass a clone of the current src strip downstream
*/
if(!PassStrip(flo,pet,dbnd,sbnd->strip))
return(FALSE);
} while(GetSrc(flo,pet,sbnd,sbnd->maxLocal,FLUSH));
FreeData(flo,pet,sbnd,sbnd->maxLocal);
}
return(TRUE);
} /* end ActivateBandCom */
/*------------------------------------------------------------------------
------------------------ get rid of run-time stuff -----------------------
------------------------------------------------------------------------*/
static int ResetBandCom(flo,ped)
floDefPtr flo;
peDefPtr ped;
{
ResetReceptors(ped);
ResetEmitter(ped);
return(TRUE);
} /* end ResetBandCom */
/*------------------------------------------------------------------------
-------------------------- get rid of this element -----------------------
------------------------------------------------------------------------*/
static int DestroyBandCom(flo,ped)
floDefPtr flo;
peDefPtr ped;
{
/* get rid of the peTex structure */
ped->peTex = (peTexPtr) XieFree(ped->peTex);
/* zap this element's entry point vector */
ped->ddVec.create = (xieIntProc)NULL;
ped->ddVec.initialize = (xieIntProc)NULL;
ped->ddVec.activate = (xieIntProc)NULL;
ped->ddVec.reset = (xieIntProc)NULL;
ped->ddVec.destroy = (xieIntProc)NULL;
return(TRUE);
} /* end DestroyBandCom */
/* end module mpbandc.c */
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