/* $Xorg: miphoto.c,v 1.3 2000/08/17 19:47:45 cpqbld Exp $ */ /**** module miphoto.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. ***************************************************************************** miphoto.c -- DDXIE prototype import client photomap element Robert NC Shelley -- AGE Logic, Inc. April, 1993 *****************************************************************************/ /* $XFree86: xc/programs/Xserver/XIE/mixie/import/miphoto.c,v 3.4 2001/01/17 22:13:05 dawes Exp $ */ #define _XIEC_MIPHOTO #define _XIEC_IPHOTO /* * Include files */ /* * Core X Includes */ #include #include /* * XIE Includes */ #include #include /* * more X server includes. */ #include #include /* * Server XIE Includes */ #include #include #include #include #include #include #include #include /* * routines referenced by other DDXIE modules */ int miAnalyzeIPhoto(); /* * routines used internal to this module */ static int CreateIPhotoUncom(); static int InitializeIPhotoUncomByPlane(); static int ActivateIPhotoUncomByPlane(); static int ResetIPhoto(); static int DestroyIPhoto(); static int CreateIPhotoStream(); static int InitializeIPhotoStream(); static int ActivateIPhotoStream(); static int ResetIPhotoStream(); #if XIE_FULL static int InitializeIPhotoUncomByPixel(); static int ActivateIPhotoUncomByPixel(); #endif /* * routines we need from somewhere else */ extern bandMsk miImportCanonic(); extern bandMsk miImportStream(); extern int CreateICPhotoFax(); extern int InitializeIPhotoFax(); extern int ActivateICPhotoFax(); extern int ResetICPhotoFax(); extern int DestroyICPhotoFax(); #if XIE_FULL extern int CreateIPhotoJpegBase(); extern int InitializeIPhotoJpegBase(); extern int ActivateIPhotoJpegBase(); extern int ResetIPhotoJpegBase(); extern int DestroyIPhotoJpegBase(); #endif /* * DDXIE ImportPhotomap entry points */ static ddElemVecRec IPhotoUncomByPlaneVec = { CreateIPhotoUncom, InitializeIPhotoUncomByPlane, ActivateIPhotoUncomByPlane, (xieIntProc)NULL, ResetIPhoto, DestroyIPhoto }; static ddElemVecRec IPhotoStreamVec = { CreateIPhotoStream, InitializeIPhotoStream, ActivateIPhotoStream, (xieIntProc)NULL, ResetIPhotoStream, DestroyIPhoto }; static ddElemVecRec IPhotoFaxVec = { CreateICPhotoFax, /* share this with ICphoto stuff */ InitializeIPhotoFax, /* note that only this is unshared */ ActivateICPhotoFax, (xieIntProc)NULL, ResetICPhotoFax, DestroyICPhotoFax }; #if XIE_FULL static ddElemVecRec IPhotoUncomByPixelVec = { CreateIPhotoUncom, InitializeIPhotoUncomByPixel, ActivateIPhotoUncomByPixel, (xieIntProc)NULL, ResetIPhoto, DestroyIPhoto }; static ddElemVecRec IPhotoJPEGBaselineVec = { CreateIPhotoJpegBase, InitializeIPhotoJpegBase, ActivateIPhotoJpegBase, (xieIntProc)NULL, ResetIPhotoJpegBase, DestroyIPhotoJpegBase }; #endif /* XIE_FULL */ /*------------------------------------------------------------------------ ------------------- see if we can handle this element -------------------- ------------------------------------------------------------------------*/ int miAnalyzeIPhoto(flo,ped) floDefPtr flo; peDefPtr ped; { photomapPtr map = ((iPhotoDefPtr)ped->elemPvt)->map; if(!miImportCanonic(flo,ped)) { ped->ddVec = IPhotoStreamVec; return(TRUE); } switch(map->technique) { case xieValDecodeUncompressedSingle: ped->ddVec = IPhotoUncomByPlaneVec; break; #if XIE_FULL case xieValDecodeUncompressedTriple: if(((xieTecDecodeUncompressedTriple *) map->tecParms)->interleave == xieValBandByPlane) ped->ddVec = IPhotoUncomByPlaneVec; else ped->ddVec = IPhotoUncomByPixelVec; break; case xieValDecodeJPEGBaseline: ped->ddVec = IPhotoJPEGBaselineVec; break; #endif /* XIE_FULL */ case xieValDecodeTIFFPackBits: case xieValDecodeTIFF2: case xieValDecodeG31D: case xieValDecodeG32D: case xieValDecodeG42D: ped->ddVec = IPhotoFaxVec; break; default: ImplementationError(flo,ped, return(FALSE)); } return(TRUE); } /* end miAnalyzeIPhoto */ /*------------------------------------------------------------------------ ---------------------------- create peTex . . . -------------------------- ------------------------------------------------------------------------*/ static int CreateIPhotoUncom(flo,ped) floDefPtr flo; peDefPtr ped; { /* attach an execution context to the photo element definition */ return(MakePETex(flo, ped, xieValMaxBands * sizeof(miUncompRec), NO_SYNC, NO_SYNC) ); } /* end CreateIPhotoUncom */ static int CreateIPhotoStream(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 CreateIPhotoStream */ /*------------------------------------------------------------------------ ---------------------------- initialize peTex . . . ---------------------- ------------------------------------------------------------------------*/ static int InitializeIPhotoUncomByPlane(flo,ped) floDefPtr flo; peDefPtr ped; { photomapPtr map = ((iPhotoDefPtr)ped->elemPvt)->map; peTexPtr pet = ped->peTex; miUncompPtr pvt = (miUncompPtr)pet->private; CARD32 nbands = ped->outFlo.bands,b,s; formatPtr inf = ped->inFloLst[IMPORT].format; bandMsk import = NO_BANDS; bandMsk reformat = miImportCanonic(flo,ped); xieTypOrientation pixelOrder, fillOrder; CARD8 *ppad; if (nbands == 1) { xieTecDecodeUncompressedSingle *tec = ((xieTecDecodeUncompressedSingle*) map->tecParms); pixelOrder = tec->pixelOrder; fillOrder = tec->fillOrder; pvt->bandMap = 0; ppad = &tec->leftPad; } else { #if XIE_FULL xieTecDecodeUncompressedTriple *tec = ((xieTecDecodeUncompressedTriple*) map->tecParms); pixelOrder = tec->pixelOrder; fillOrder = tec->fillOrder; ppad = tec->leftPad; if (tec->bandOrder == xieValLSFirst) for(b = 0; b < xieValMaxBands; ++b) pvt[b].bandMap = b; else for(s = 0, b = xieValMaxBands; b--; ++s) pvt[s].bandMap = b; #else ImplementationError(flo,ped, return(FALSE)); #endif } for (b = 0; b < nbands; b++, pvt++, ppad++, inf++) { pvt->next_strip = map->strips[b].flink; if (IsCanonic(inf->class))/* If data was passed through then no decoding*/ continue; import |= 1<reformat = TRUE; else continue; pvt->bitOff = pvt->leftPad = *ppad; if(inf->depth == 1) { #if (IMAGE_BYTE_ORDER == MSBFirst) if (pvt->leftPad & 7 || inf->stride != 1) { pvt->action = (fillOrder == xieValMSFirst) ? CPextractstreambits: CPextractswappedstreambits; } else { pvt->action = (fillOrder == xieValMSFirst) ? CPpass_bits : CPreverse_bits; } #else if (pvt->leftPad & 7 || inf->stride != 1) { pvt->action = (fillOrder == xieValLSFirst) ? CPextractstreambits: CPextractswappedstreambits; } else { pvt->action = (fillOrder == xieValLSFirst) ? CPpass_bits : CPreverse_bits; } #endif } else if (inf->depth <= 8) { if (pvt->leftPad & 7 || inf->stride & 7) { /* They chose . . . poorly */ if (pixelOrder == xieValMSFirst) { if(fillOrder == xieValMSFirst) pvt->action = MMUBtoB; else pvt->action = MLUBtoB; } else { if(fillOrder == xieValMSFirst) pvt->action = LMUBtoB; else pvt->action = LLUBtoB; } } else { /* They chose wisely */ pvt->action = CPpass_bytes; } } else if (inf->depth <= 16) { if (pvt->leftPad & 15 || inf->stride & 15) { /* They chose . . . poorly */ if (pixelOrder == xieValMSFirst) { if(fillOrder == xieValMSFirst) pvt->action = MMUPtoP; else pvt->action = MLUPtoP; } else { if(fillOrder == xieValMSFirst) pvt->action = LMUPtoP; else pvt->action = LLUPtoP; } } else { /* They chose wisely */ #if (IMAGE_BYTE_ORDER == MSBFirst) pvt->action = fillOrder == xieValMSFirst ? CPpass_pairs : CPswap_pairs; #else pvt->action = fillOrder == xieValLSFirst ? CPpass_pairs : CPswap_pairs; #endif } } else if (inf->depth <= 24) { if (pvt->leftPad & 31 || inf->stride & 31) { /* They chose . . . poorly */ if (pixelOrder == xieValMSFirst) { if(fillOrder == xieValMSFirst) pvt->action = MMUQtoQ; else pvt->action = MLUQtoQ; } else { if(fillOrder == xieValMSFirst) pvt->action = LMUQtoQ; else pvt->action = LLUQtoQ; } } else { /* They chose wisely */ #if (IMAGE_BYTE_ORDER == MSBFirst) pvt->action = fillOrder == xieValMSFirst ? CPpass_quads : CPswap_quads; #else pvt->action = fillOrder == xieValLSFirst ? CPpass_quads : CPswap_quads; #endif } } else { ImplementationError(flo,ped, return(FALSE)); } } if(import) { bandMsk smuggle = import & ~reformat; /* bands that will bypass emitter */ receptorPtr rcp = pet->receptor; rcp->forward = miImportStream(flo,ped); return( InitReceptor(flo, ped, rcp, NO_DATAMAP, 1, import, smuggle) && (!(import & 1) || ImportStrips(flo, pet,&rcp->band[0], &map->strips[0])) && (!(import & 2) || ImportStrips(flo, pet,&rcp->band[1], &map->strips[1])) && (!(import & 4) || ImportStrips(flo, pet,&rcp->band[2], &map->strips[2])) && InitEmitter(flo, ped, NO_DATAMAP, NO_INPLACE)); } else { return(InitEmitter(flo, ped, NO_DATAMAP, NO_INPLACE)); } } /* end InitializeIPhotoUncomByPlane */ static int InitializeIPhotoStream(flo,ped) floDefPtr flo; peDefPtr ped; { photomapPtr map = ((iPhotoDefPtr)ped->elemPvt)->map; peTexPtr pet = ped->peTex; receptorPtr rcp = pet->receptor; int b, nbands = ped->inFloLst[IMPORT].bands; /* tell data manager to forward our input data to downstream elements */ rcp->forward = miImportStream(flo,ped); if(!InitReceptor(flo, ped, rcp, NO_DATAMAP, 1, rcp->forward, ~rcp->forward)) return(FALSE); for(b = 0; b < nbands; ++b) if(!ImportStrips(flo, pet, &rcp->band[b], &map->strips[b])) return(FALSE); return(InitEmitter(flo, ped, NO_DATAMAP, NO_INPLACE)); } /* end InitializeIPhotoStream */ /*------------------------------------------------------------------------ ----------------------------- crank some data ---------------------------- ------------------------------------------------------------------------*/ static int ActivateIPhotoUncomByPlane(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { photomapPtr map = ((iPhotoDefPtr)ped->elemPvt)->map; xieFloImportPhotomap *raw = (xieFloImportPhotomap *)ped->elemRaw; miUncompPtr pvt = (miUncompPtr)pet->private; formatPtr fmt = ped->inFloLst[IMPORT].format; bandPtr bnd = &pet->emitter[0]; bandPtr sbnd = pet->receptor[SRCtag].band; bandPtr dbnd; CARD32 oldslen, final, nextslen, b; for(b = 0; b < map->bands; b++, pvt++, fmt++, sbnd++, bnd++) if(!bnd->final) if(pet->receptor[SRCtag].active & 1<action; pointer src, dst; if(!pvt->reformat) { FreeData(flo, pet, sbnd, sbnd->maxGlobal); continue; } nextslen = pvt->bitOff + sbnd->format->pitch + 7 >> 3; dbnd = &pet->emitter[pvt->bandMap]; if((src = GetSrcBytes(flo,pet,sbnd,sbnd->current,nextslen,KEEP)) && (dst = GetCurrentDst(flo,pet,dbnd))) do { (*action)(src, dst, sbnd->format->width, (CARD32)pvt->bitOff, (CARD32)sbnd->format->depth, sbnd->format->stride); pvt->bitOff = pvt->bitOff + sbnd->format->pitch & 7; oldslen = (pvt->bitOff) ? nextslen - 1 : nextslen; nextslen = pvt->bitOff + sbnd->format->pitch + 7 >> 3; src = GetSrcBytes(flo,pet,sbnd,sbnd->current+oldslen, nextslen,KEEP); dst = GetNextDst(flo,pet,dbnd,FLUSH); } while(src && dst); final = sbnd->strip && sbnd->strip->final; if(!src && final && dbnd->current < dbnd->format->height) { /* * the client lied about the image size! */ if(raw->notify) SendDecodeNotifyEvent(flo, ped, 0, map->technique, dbnd->format->width, dbnd->current, TRUE); /* * If the client didn't send enough data, we could zero-fill the * remaining lines. Since we sent the "aborted" status, we won't * bother (the protocol offers both choices). */ ValueError(flo,ped,dbnd->format->height, return(FALSE)); } if(!src || dbnd->final) { /* free whatever we've used so far */ FreeData(flo, pet, sbnd, final ? sbnd->maxGlobal : sbnd->current); } } else { stripPtr strip = pvt->next_strip; pvt->next_strip = strip->flink; if(ListEnd(strip,&map->strips[b])) AccessError(flo,ped, return(FALSE)); /* pass a clone of the current strip to our recipients */ if(!PassStrip(flo,pet,bnd,strip)) return(FALSE); /* alloc error */ } return(TRUE); } /* end ActivateIPhotoUncomByPlane */ static int ActivateIPhotoStream(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { CARD32 nbands = ped->inFloLst[IMPORT].bands; bandPtr bnd = pet->receptor[IMPORT].band; CARD32 b; for(b = 0; b < nbands; ++bnd, ++b) { if(GetSrcBytes(flo,pet,bnd,bnd->current,1,KEEP)) { FreeData(flo,pet,bnd,bnd->maxLocal); if(ListEmpty(&bnd->stripLst)) DisableDst(flo,pet,&pet->emitter[b]); } } return(TRUE); } /* end ActivateIPhotoStream */ /*------------------------------------------------------------------------ ------------------------ get rid of run-time stuff ----------------------- ------------------------------------------------------------------------*/ static int ResetIPhoto(flo,ped) floDefPtr flo; peDefPtr ped; { miUncompPtr pvt = (miUncompPtr)ped->peTex->private; int i; for(i = 0; i < xieValMaxBands; ++i) if(pvt[i].buf) pvt[i].buf = (pointer) XieFree(pvt[i].buf); ResetReceptors(ped); ResetEmitter(ped); return(TRUE); } /* end ResetIPhoto */ static int ResetIPhotoStream(flo,ped) floDefPtr flo; peDefPtr ped; { ResetReceptors(ped); ResetEmitter(ped); return(TRUE); } /* end ResetIPhotoStream */ /*------------------------------------------------------------------------ -------------------------- get rid of this element ----------------------- ------------------------------------------------------------------------*/ static int DestroyIPhoto(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 DestroyIPhoto */ #if XIE_FULL /*------------------------------------------------------------------------ ---------------------------- initialize peTex . . . ---------------------- ------------------------------------------------------------------------*/ static int InitializeIPhotoUncomByPixel(flo,ped) floDefPtr flo; peDefPtr ped; { photomapPtr map = ((iPhotoDefPtr)ped->elemPvt)->map; xieTecDecodeUncompressedTriple *tec = ((xieTecDecodeUncompressedTriple *) map->tecParms); peTexPtr pet = ped->peTex; miUncompPtr pvt = (miUncompPtr)pet->private; bandPtr sbnd = &ped->peTex->receptor[IMPORT].band[0]; CARD32 sstride = sbnd->format->stride>>3; CARD8 leftPad = tec->leftPad[0]>>3; xieTypOrientation pixelOrder, fillOrder; CARD32 depth0, depth1, depth2; int s, d; pvt->unaligned = FALSE; /* Hope for the best */ if(tec->bandOrder == xieValLSFirst) for(d = 0; d < xieValMaxBands; ++d) pvt[d].bandMap = d; else for(s = 0, d = xieValMaxBands; d--; ++s) pvt[s].bandMap = d; depth0 = pet->emitter[pvt[0].bandMap].format->depth; depth1 = pet->emitter[pvt[1].bandMap].format->depth; depth2 = pet->emitter[pvt[2].bandMap].format->depth; pixelOrder = tec->pixelOrder; fillOrder = tec->fillOrder; pvt[0].next_strip = map->strips[0].flink; pvt->bitOff = pvt->leftPad = tec->leftPad[0]; /* See if data is nicely aligned */ if (!(tec->leftPad[0] & 7) && !(sbnd->format->stride & 7)) { if (depth0 == 16 && depth1 == 16 && depth2 == 16) { #if (IMAGE_BYTE_ORDER == MSBFirst) void (*pa)() = (tec->pixelOrder == xieValMSFirst) ? StoP : StosP; #else void (*pa)() = (tec->pixelOrder == xieValMSFirst) ? StosP : StoP; #endif for(s = 0; s < xieValMaxBands; s++, pvt++) { pvt->action = pa; pvt->Bstride = sstride; pvt->srcoffset = s + leftPad; pvt->mask = 0; /* Unused */ pvt->shift = 0; /* Unused */ } } else if (depth0 == 8 && depth1 == 8 && depth2 == 8) { for(s = 0; s < xieValMaxBands; s++, pvt++) { pvt->action = StoB; pvt->Bstride = sstride; pvt->srcoffset = s + leftPad; pvt->mask = 0; /* Unused */ pvt->shift = 0; /* Unused */ } } else if (depth0 == 4 && depth1 == 4 && depth2 == 4) { if (tec->fillOrder == xieValMSFirst) { pvt->action = SbtoB; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = 0xf0; (pvt++)->shift = 4; pvt->action = SbtoB; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = 0x0f; (pvt++)->shift = 0; pvt->action = SbtoB; pvt->Bstride = sstride; pvt->srcoffset = 1 + leftPad; pvt->mask = 0xf0; pvt->shift = 4; } else { /* xieValLSFirst */ pvt->action = SbtoB; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = 0x0f; (pvt++)->shift = 0; pvt->action = SbtoB; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = 0xf0; (pvt++)->shift = 4; pvt->action = SbtoB; pvt->Bstride = sstride; pvt->srcoffset = 1 + leftPad; pvt->mask = 0x0f; pvt->shift = 0; } } else if (depth0 + depth1 + depth2 <= 8) { CARD8 ones = 0xff,smask0,smask1,smask2,shift0,shift1,shift2; if (tec->fillOrder == xieValMSFirst) { smask0 = ~(ones>>depth0); smask1 = ~(ones>>(depth0 + depth1) | smask0); smask2 = ~(ones>>(depth0 + depth1 + depth2) | smask0 | smask1); shift0 = 8 - depth0; shift1 = 8 - (depth0 + depth1); shift2 = 8 - (depth0 + depth1 + depth2); } else { /* fillOrder == xieValLSFirst */ smask2 = ~(ones<action = (depth0 > 1) ? SbtoB : Sbtob; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = smask0; (pvt++)->shift = shift0; pvt->action = (depth1 > 1) ? SbtoB : Sbtob; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = smask1; (pvt++)->shift = shift1; pvt->action = (depth2 > 1) ? SbtoB : Sbtob; pvt->Bstride = sstride; pvt->srcoffset = leftPad; pvt->mask = smask2; pvt->shift = shift2; } else { pvt->unaligned = TRUE; } } else { pvt->unaligned = TRUE; } pvt = (miUncompPtr)pet->private; pvt->reformat = TRUE; if(pvt->unaligned) { /* since it's unaligned and somebody wants our data, do it the hard way */ CARD32 width = sbnd->format->width; pvt->action = ExtractTripleFuncs[tec->pixelOrder == xieValLSFirst ? 0 : 1] [tec->fillOrder == xieValLSFirst ? 0 : 1] [depth0 <= 8 ? 0 : 1] [depth1 <= 8 ? 0 : 1] [depth2 <= 8 ? 0 : 1]; if(depth0 == 1 && !(pvt[0].buf = (pointer)XieMalloc(width+7)) || depth1 == 1 && !(pvt[1].buf = (pointer)XieMalloc(width+7)) || depth2 == 1 && !(pvt[2].buf = (pointer)XieMalloc(width+7))) AllocError(flo,ped, return(FALSE)); } /* see if data manager should forward our input data to downstream elements */ pet->receptor->forward = miImportStream(flo,ped); return(InitReceptor(flo,ped, pet->receptor,NO_DATAMAP,1,1,NO_BANDS) && ImportStrips(flo,pet,&pet->receptor[0].band[0],&map->strips[0]) && InitEmitter(flo,ped,NO_DATAMAP,NO_INPLACE)); } /* end InitializeIPhotoUnTriple */ /*------------------------------------------------------------------------ ----------------------------- crank some data ---------------------------- ------------------------------------------------------------------------*/ static int ActivateIPhotoUncomByPixel(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { xieFloImportPhotomap *raw = (xieFloImportPhotomap *)ped->elemRaw; miUncompPtr pvt = (miUncompPtr) (pet->private); bandPtr sbnd = &pet->receptor[IMPORT].band[0]; bandPtr db0 = &pet->emitter[pvt[0].bandMap]; bandPtr db1 = &pet->emitter[pvt[1].bandMap]; bandPtr db2 = &pet->emitter[pvt[2].bandMap]; CARD32 final, width = db0->format->width; pointer src, dp0, dp1, dp2; if(pvt->unaligned) { CARD32 oldslen, nextslen; void (*action)() = pvt->action; CARD32 depth0 = db0->format->depth; CARD32 depth1 = db1->format->depth; CARD32 depth2 = db2->format->depth; CARD32 stride = sbnd->format->stride; nextslen = pvt->bitOff + sbnd->format->pitch + 7 >> 3; if((src = GetSrcBytes(flo,pet,sbnd,sbnd->current,nextslen,KEEP)) && (dp0 = GetCurrentDst(flo,pet,db0)) && (dp1 = GetCurrentDst(flo,pet,db1)) && (dp2 = GetCurrentDst(flo,pet,db2))) do { (*action)(src, pvt[0].buf ? pvt[0].buf : dp0, pvt[1].buf ? pvt[1].buf : dp1, pvt[2].buf ? pvt[2].buf : dp2, width, pvt->bitOff, depth0, depth1, depth2, stride); if(pvt[0].buf) bitshrink(pvt[0].buf,dp0,width,(BytePixel)1); if(pvt[1].buf) bitshrink(pvt[1].buf,dp1,width,(BytePixel)1); if(pvt[2].buf) bitshrink(pvt[2].buf,dp2,width,(BytePixel)1); pvt->bitOff = pvt->bitOff + sbnd->format->pitch & 7; oldslen = pvt->bitOff ? nextslen - 1 : nextslen; nextslen = pvt->bitOff + sbnd->format->pitch + 7 >> 3; src = GetSrcBytes(flo,pet,sbnd,sbnd->current+oldslen,nextslen,KEEP); dp0 = GetNextDst(flo,pet,db0,FLUSH); dp1 = GetNextDst(flo,pet,db1,FLUSH); dp2 = GetNextDst(flo,pet,db2,FLUSH); } while(src && dp0 && dp1 && dp2); } else { CARD32 slen = sbnd->format->pitch+7>>3; if((src = GetSrcBytes(flo,pet,sbnd,sbnd->current,slen,KEEP)) && (dp0 = GetCurrentDst(flo,pet,db0)) && (dp1 = GetCurrentDst(flo,pet,db1)) && (dp2 = GetCurrentDst(flo,pet,db2))) do { (*pvt[0].action)(src,dp0,width,&pvt[0]); (*pvt[1].action)(src,dp1,width,&pvt[1]); (*pvt[2].action)(src,dp2,width,&pvt[2]); src =GetSrcBytes(flo,pet,sbnd,sbnd->current+slen,slen,KEEP); dp0 = GetNextDst(flo,pet,db0,FLUSH); dp1 = GetNextDst(flo,pet,db1,FLUSH); dp2 = GetNextDst(flo,pet,db2,FLUSH); } while(src && dp0 && dp1 && dp2); } final = sbnd->strip && sbnd->strip->final; if(!src && final && db0->current < db0->format->height) { /* * the client lied about the image size! */ if(raw->notify) SendDecodeNotifyEvent(flo, ped, 0, xieValDecodeUncompressedTriple, db0->format->width, db0->current, TRUE); /* * If the client didn't send enough data, we could zero-fill the * remaining lines. Since we sent the "aborted" status, we won't * bother (the protocol offers both choices). */ ValueError(flo,ped,db0->format->height, return(FALSE)); } if(!src || db0->final && db1->final && db2->final) { /* free whatever we've used so far */ FreeData(flo, pet, sbnd, final ? sbnd->maxGlobal : sbnd->current); } return(TRUE); } /* end ActivateIPhotoUncomByPixel */ #endif /* XIE_FULL */ /* end module miphoto.c */