--- /dev/null
+/*
+ * Copyright (c) 1999-2000 Image Power, Inc. and the University of
+ * British Columbia.
+ * Copyright (c) 2001-2003 Michael David Adams.
+ * All rights reserved.
+ */
+
+/* __START_OF_JASPER_LICENSE__
+ *
+ * JasPer License Version 2.0
+ *
+ * Copyright (c) 1999-2000 Image Power, Inc.
+ * Copyright (c) 1999-2000 The University of British Columbia
+ * Copyright (c) 2001-2003 Michael David Adams
+ *
+ * All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person (the
+ * "User") 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, 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:
+ *
+ * 1. The above copyright notices and this permission notice (which
+ * includes the disclaimer below) shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * 2. The name of a copyright holder shall not be used to endorse or
+ * promote products derived from the Software without specific prior
+ * written permission.
+ *
+ * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
+ * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
+ * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
+ * "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 OF THIRD PARTY RIGHTS. IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
+ * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
+ * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
+ * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
+ * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
+ * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
+ * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
+ * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
+ * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
+ * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
+ * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
+ * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
+ * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
+ * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
+ * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
+ * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
+ * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
+ *
+ * __END_OF_JASPER_LICENSE__
+ */
+
+/*
+ * Tier 2 Encoder
+ *
+ * $Id: jpc_t2enc.c,v 1.1 2005/05/22 18:33:05 malaterre Exp $
+ */
+
+/******************************************************************************\
+* Includes.
+\******************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include "jasper/jas_fix.h"
+#include "jasper/jas_malloc.h"
+#include "jasper/jas_math.h"
+#include "jasper/jas_debug.h"
+
+#include "jpc_flt.h"
+#include "jpc_t2enc.h"
+#include "jpc_t2cod.h"
+#include "jpc_tagtree.h"
+#include "jpc_enc.h"
+#include "jpc_math.h"
+
+/******************************************************************************\
+* Code.
+\******************************************************************************/
+
+static int jpc_putcommacode(jpc_bitstream_t *out, int n)
+{
+ assert(n >= 0);
+
+ while (--n >= 0) {
+ if (jpc_bitstream_putbit(out, 1) == EOF) {
+ return -1;
+ }
+ }
+ if (jpc_bitstream_putbit(out, 0) == EOF) {
+ return -1;
+ }
+ return 0;
+}
+
+static int jpc_putnumnewpasses(jpc_bitstream_t *out, int n)
+{
+ int ret;
+
+ if (n <= 0) {
+ return -1;
+ } else if (n == 1) {
+ ret = jpc_bitstream_putbit(out, 0);
+ } else if (n == 2) {
+ ret = jpc_bitstream_putbits(out, 2, 2);
+ } else if (n <= 5) {
+ ret = jpc_bitstream_putbits(out, 4, 0xc | (n - 3));
+ } else if (n <= 36) {
+ ret = jpc_bitstream_putbits(out, 9, 0x1e0 | (n - 6));
+ } else if (n <= 164) {
+ ret = jpc_bitstream_putbits(out, 16, 0xff80 | (n - 37));
+ } else {
+ /* The standard has no provision for encoding a larger value.
+ In practice, however, it is highly unlikely that this
+ limitation will ever be encountered. */
+ return -1;
+ }
+
+ return (ret != EOF) ? 0 : (-1);
+}
+
+int jpc_enc_encpkts(jpc_enc_t *enc, jas_stream_t *out)
+{
+ jpc_enc_tile_t *tile;
+ jpc_pi_t *pi;
+
+ tile = enc->curtile;
+
+ jpc_init_t2state(enc, 0);
+ pi = tile->pi;
+ jpc_pi_init(pi);
+
+ if (!jpc_pi_next(pi)) {
+ for (;;) {
+ if (jpc_enc_encpkt(enc, out, jpc_pi_cmptno(pi), jpc_pi_rlvlno(pi),
+ jpc_pi_prcno(pi), jpc_pi_lyrno(pi))) {
+ return -1;
+ }
+ if (jpc_pi_next(pi)) {
+ break;
+ }
+ }
+ }
+
+ return 0;
+}
+
+int jpc_enc_encpkt(jpc_enc_t *enc, jas_stream_t *out, int compno, int lvlno, int prcno, int lyrno)
+{
+ jpc_enc_tcmpt_t *comp;
+ jpc_enc_rlvl_t *lvl;
+ jpc_enc_band_t *band;
+ jpc_enc_band_t *endbands;
+ jpc_enc_cblk_t *cblk;
+ jpc_enc_cblk_t *endcblks;
+ jpc_bitstream_t *outb;
+ jpc_enc_pass_t *pass;
+ jpc_enc_pass_t *startpass;
+ jpc_enc_pass_t *lastpass;
+ jpc_enc_pass_t *endpass;
+ jpc_enc_pass_t *endpasses;
+ int i;
+ int included;
+ int ret;
+ jpc_tagtreenode_t *leaf;
+ int n;
+ int t1;
+ int t2;
+ int adjust;
+ int maxadjust;
+ int datalen;
+ int numnewpasses;
+ int passcount;
+ jpc_enc_tile_t *tile;
+ jpc_enc_prc_t *prc;
+ jpc_enc_cp_t *cp;
+ jpc_ms_t *ms;
+
+ tile = enc->curtile;
+ cp = enc->cp;
+
+ if (cp->tcp.csty & JPC_COD_SOP) {
+ if (!(ms = jpc_ms_create(JPC_MS_SOP))) {
+ return -1;
+ }
+ ms->parms.sop.seqno = jpc_pi_getind(tile->pi);
+ if (jpc_putms(out, enc->cstate, ms)) {
+ return -1;
+ }
+ jpc_ms_destroy(ms);
+ }
+
+ outb = jpc_bitstream_sopen(out, "w+");
+ assert(outb);
+
+ if (jpc_bitstream_putbit(outb, 1) == EOF) {
+ return -1;
+ }
+ JAS_DBGLOG(10, ("\n"));
+ JAS_DBGLOG(10, ("present. "));
+
+ comp = &tile->tcmpts[compno];
+ lvl = &comp->rlvls[lvlno];
+ endbands = &lvl->bands[lvl->numbands];
+ for (band = lvl->bands; band != endbands; ++band) {
+ if (!band->data) {
+ continue;
+ }
+ prc = &band->prcs[prcno];
+ if (!prc->cblks) {
+ continue;
+ }
+
+ endcblks = &prc->cblks[prc->numcblks];
+ for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
+ if (!lyrno) {
+ leaf = jpc_tagtree_getleaf(prc->nlibtree, cblk - prc->cblks);
+ jpc_tagtree_setvalue(prc->nlibtree, leaf, cblk->numimsbs);
+ }
+ pass = cblk->curpass;
+ included = (pass && pass->lyrno == lyrno);
+ if (included && (!cblk->numencpasses)) {
+ assert(pass->lyrno == lyrno);
+ leaf = jpc_tagtree_getleaf(prc->incltree,
+ cblk - prc->cblks);
+ jpc_tagtree_setvalue(prc->incltree, leaf, pass->lyrno);
+ }
+ }
+
+ endcblks = &prc->cblks[prc->numcblks];
+ for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
+ pass = cblk->curpass;
+ included = (pass && pass->lyrno == lyrno);
+ if (!cblk->numencpasses) {
+ leaf = jpc_tagtree_getleaf(prc->incltree,
+ cblk - prc->cblks);
+ if (jpc_tagtree_encode(prc->incltree, leaf, lyrno
+ + 1, outb) < 0) {
+ return -1;
+ }
+ } else {
+ if (jpc_bitstream_putbit(outb, included) == EOF) {
+ return -1;
+ }
+ }
+ JAS_DBGLOG(10, ("included=%d ", included));
+ if (!included) {
+ continue;
+ }
+ if (!cblk->numencpasses) {
+ i = 1;
+ leaf = jpc_tagtree_getleaf(prc->nlibtree, cblk - prc->cblks);
+ for (;;) {
+ if ((ret = jpc_tagtree_encode(prc->nlibtree, leaf, i, outb)) < 0) {
+ return -1;
+ }
+ if (ret) {
+ break;
+ }
+ ++i;
+ }
+ assert(leaf->known_ && i == leaf->value_ + 1);
+ }
+
+ endpasses = &cblk->passes[cblk->numpasses];
+ startpass = pass;
+ endpass = startpass;
+ while (endpass != endpasses && endpass->lyrno == lyrno){
+ ++endpass;
+ }
+ numnewpasses = endpass - startpass;
+ if (jpc_putnumnewpasses(outb, numnewpasses)) {
+ return -1;
+ }
+ JAS_DBGLOG(10, ("numnewpasses=%d ", numnewpasses));
+
+ lastpass = endpass - 1;
+ n = startpass->start;
+ passcount = 1;
+ maxadjust = 0;
+ for (pass = startpass; pass != endpass; ++pass) {
+ if (pass->term || pass == lastpass) {
+ datalen = pass->end - n;
+ t1 = jpc_firstone(datalen) + 1;
+ t2 = cblk->numlenbits + jpc_floorlog2(passcount);
+ adjust = JAS_MAX(t1 - t2, 0);
+ maxadjust = JAS_MAX(adjust, maxadjust);
+ n += datalen;
+ passcount = 1;
+ } else {
+ ++passcount;
+ }
+ }
+ if (jpc_putcommacode(outb, maxadjust)) {
+ return -1;
+ }
+ cblk->numlenbits += maxadjust;
+
+ lastpass = endpass - 1;
+ n = startpass->start;
+ passcount = 1;
+ for (pass = startpass; pass != endpass; ++pass) {
+ if (pass->term || pass == lastpass) {
+ datalen = pass->end - n;
+assert(jpc_firstone(datalen) < cblk->numlenbits + jpc_floorlog2(passcount));
+ if (jpc_bitstream_putbits(outb, cblk->numlenbits + jpc_floorlog2(passcount), datalen) == EOF) {
+ return -1;
+ }
+ n += datalen;
+ passcount = 1;
+ } else {
+ ++passcount;
+ }
+ }
+ }
+ }
+
+ jpc_bitstream_outalign(outb, 0);
+ jpc_bitstream_close(outb);
+
+ if (cp->tcp.csty & JPC_COD_EPH) {
+ if (!(ms = jpc_ms_create(JPC_MS_EPH))) {
+ return -1;
+ }
+ jpc_putms(out, enc->cstate, ms);
+ jpc_ms_destroy(ms);
+ }
+
+ comp = &tile->tcmpts[compno];
+ lvl = &comp->rlvls[lvlno];
+ endbands = &lvl->bands[lvl->numbands];
+ for (band = lvl->bands; band != endbands; ++band) {
+ if (!band->data) {
+ continue;
+ }
+ prc = &band->prcs[prcno];
+ if (!prc->cblks) {
+ continue;
+ }
+ endcblks = &prc->cblks[prc->numcblks];
+ for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
+ pass = cblk->curpass;
+
+ if (!pass) {
+ continue;
+ }
+ if (pass->lyrno != lyrno) {
+ assert(pass->lyrno < 0 || pass->lyrno > lyrno);
+ continue;
+ }
+
+ endpasses = &cblk->passes[cblk->numpasses];
+ startpass = pass;
+ endpass = startpass;
+ while (endpass != endpasses && endpass->lyrno == lyrno){
+ ++endpass;
+ }
+ lastpass = endpass - 1;
+ numnewpasses = endpass - startpass;
+
+ jas_stream_seek(cblk->stream, startpass->start, SEEK_SET);
+ assert(jas_stream_tell(cblk->stream) == startpass->start);
+ if (jas_stream_copy(out, cblk->stream, lastpass->end - startpass->start)) {
+ return -1;
+ }
+ cblk->curpass = (endpass != endpasses) ? endpass : 0;
+ cblk->numencpasses += numnewpasses;
+
+ }
+ }
+
+ return 0;
+}
+
+void jpc_save_t2state(jpc_enc_t *enc)
+{
+/* stream pos in embedded T1 stream may be wrong since not saved/restored! */
+
+ jpc_enc_tcmpt_t *comp;
+ jpc_enc_tcmpt_t *endcomps;
+ jpc_enc_rlvl_t *lvl;
+ jpc_enc_rlvl_t *endlvls;
+ jpc_enc_band_t *band;
+ jpc_enc_band_t *endbands;
+ jpc_enc_cblk_t *cblk;
+ jpc_enc_cblk_t *endcblks;
+ jpc_enc_tile_t *tile;
+ int prcno;
+ jpc_enc_prc_t *prc;
+
+ tile = enc->curtile;
+
+ endcomps = &tile->tcmpts[tile->numtcmpts];
+ for (comp = tile->tcmpts; comp != endcomps; ++comp) {
+ endlvls = &comp->rlvls[comp->numrlvls];
+ for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
+ if (!lvl->bands) {
+ continue;
+ }
+ endbands = &lvl->bands[lvl->numbands];
+ for (band = lvl->bands; band != endbands; ++band) {
+ if (!band->data) {
+ continue;
+ }
+ for (prcno = 0, prc = band->prcs; prcno < lvl->numprcs; ++prcno, ++prc) {
+ if (!prc->cblks) {
+ continue;
+ }
+ jpc_tagtree_copy(prc->savincltree, prc->incltree);
+ jpc_tagtree_copy(prc->savnlibtree, prc->nlibtree);
+ endcblks = &prc->cblks[prc->numcblks];
+ for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
+ cblk->savedcurpass = cblk->curpass;
+ cblk->savednumencpasses = cblk->numencpasses;
+ cblk->savednumlenbits = cblk->numlenbits;
+ }
+ }
+ }
+ }
+ }
+
+}
+
+void jpc_restore_t2state(jpc_enc_t *enc)
+{
+
+ jpc_enc_tcmpt_t *comp;
+ jpc_enc_tcmpt_t *endcomps;
+ jpc_enc_rlvl_t *lvl;
+ jpc_enc_rlvl_t *endlvls;
+ jpc_enc_band_t *band;
+ jpc_enc_band_t *endbands;
+ jpc_enc_cblk_t *cblk;
+ jpc_enc_cblk_t *endcblks;
+ jpc_enc_tile_t *tile;
+ int prcno;
+ jpc_enc_prc_t *prc;
+
+ tile = enc->curtile;
+
+ endcomps = &tile->tcmpts[tile->numtcmpts];
+ for (comp = tile->tcmpts; comp != endcomps; ++comp) {
+ endlvls = &comp->rlvls[comp->numrlvls];
+ for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
+ if (!lvl->bands) {
+ continue;
+ }
+ endbands = &lvl->bands[lvl->numbands];
+ for (band = lvl->bands; band != endbands; ++band) {
+ if (!band->data) {
+ continue;
+ }
+ for (prcno = 0, prc = band->prcs; prcno < lvl->numprcs; ++prcno, ++prc) {
+ if (!prc->cblks) {
+ continue;
+ }
+ jpc_tagtree_copy(prc->incltree, prc->savincltree);
+ jpc_tagtree_copy(prc->nlibtree, prc->savnlibtree);
+ endcblks = &prc->cblks[prc->numcblks];
+ for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
+ cblk->curpass = cblk->savedcurpass;
+ cblk->numencpasses = cblk->savednumencpasses;
+ cblk->numlenbits = cblk->savednumlenbits;
+ }
+ }
+ }
+ }
+ }
+}
+
+void jpc_init_t2state(jpc_enc_t *enc, int raflag)
+{
+/* It is assumed that band->numbps and cblk->numbps precomputed */
+
+ jpc_enc_tcmpt_t *comp;
+ jpc_enc_tcmpt_t *endcomps;
+ jpc_enc_rlvl_t *lvl;
+ jpc_enc_rlvl_t *endlvls;
+ jpc_enc_band_t *band;
+ jpc_enc_band_t *endbands;
+ jpc_enc_cblk_t *cblk;
+ jpc_enc_cblk_t *endcblks;
+ jpc_enc_pass_t *pass;
+ jpc_enc_pass_t *endpasses;
+ jpc_tagtreenode_t *leaf;
+ jpc_enc_tile_t *tile;
+ int prcno;
+ jpc_enc_prc_t *prc;
+
+ tile = enc->curtile;
+
+ endcomps = &tile->tcmpts[tile->numtcmpts];
+ for (comp = tile->tcmpts; comp != endcomps; ++comp) {
+ endlvls = &comp->rlvls[comp->numrlvls];
+ for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
+ if (!lvl->bands) {
+ continue;
+ }
+ endbands = &lvl->bands[lvl->numbands];
+ for (band = lvl->bands; band != endbands; ++band) {
+ if (!band->data) {
+ continue;
+ }
+ for (prcno = 0, prc = band->prcs; prcno < lvl->numprcs; ++prcno, ++prc) {
+ if (!prc->cblks) {
+ continue;
+ }
+ jpc_tagtree_reset(prc->incltree);
+ jpc_tagtree_reset(prc->nlibtree);
+ endcblks = &prc->cblks[prc->numcblks];
+ for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
+ if (jas_stream_rewind(cblk->stream)) {
+ assert(0);
+ }
+ cblk->curpass = (cblk->numpasses > 0) ? cblk->passes : 0;
+ cblk->numencpasses = 0;
+ cblk->numlenbits = 3;
+ cblk->numimsbs = band->numbps - cblk->numbps;
+ assert(cblk->numimsbs >= 0);
+ leaf = jpc_tagtree_getleaf(prc->nlibtree, cblk - prc->cblks);
+ jpc_tagtree_setvalue(prc->nlibtree, leaf, cblk->numimsbs);
+
+ if (raflag) {
+ endpasses = &cblk->passes[cblk->numpasses];
+ for (pass = cblk->passes; pass != endpasses; ++pass) {
+ pass->lyrno = -1;
+ pass->lyrno = 0;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+}
+
+jpc_pi_t *jpc_enc_pi_create(jpc_enc_cp_t *cp, jpc_enc_tile_t *tile)
+{
+ jpc_pi_t *pi;
+ int compno;
+ jpc_picomp_t *picomp;
+ jpc_pirlvl_t *pirlvl;
+ jpc_enc_tcmpt_t *tcomp;
+ int rlvlno;
+ jpc_enc_rlvl_t *rlvl;
+ int prcno;
+ int *prclyrno;
+
+ if (!(pi = jpc_pi_create0())) {
+ return 0;
+ }
+ pi->pktno = -1;
+ pi->numcomps = cp->numcmpts;
+ if (!(pi->picomps = jas_malloc(pi->numcomps * sizeof(jpc_picomp_t)))) {
+ jpc_pi_destroy(pi);
+ return 0;
+ }
+ for (compno = 0, picomp = pi->picomps; compno < pi->numcomps; ++compno,
+ ++picomp) {
+ picomp->pirlvls = 0;
+ }
+
+ for (compno = 0, tcomp = tile->tcmpts, picomp = pi->picomps;
+ compno < pi->numcomps; ++compno, ++tcomp, ++picomp) {
+ picomp->numrlvls = tcomp->numrlvls;
+ if (!(picomp->pirlvls = jas_malloc(picomp->numrlvls *
+ sizeof(jpc_pirlvl_t)))) {
+ jpc_pi_destroy(pi);
+ return 0;
+ }
+ for (rlvlno = 0, pirlvl = picomp->pirlvls; rlvlno <
+ picomp->numrlvls; ++rlvlno, ++pirlvl) {
+ pirlvl->prclyrnos = 0;
+ }
+ for (rlvlno = 0, pirlvl = picomp->pirlvls, rlvl = tcomp->rlvls;
+ rlvlno < picomp->numrlvls; ++rlvlno, ++pirlvl, ++rlvl) {
+/* XXX sizeof(long) should be sizeof different type */
+ pirlvl->numprcs = rlvl->numprcs;
+ if (rlvl->numprcs) {
+ if (!(pirlvl->prclyrnos = jas_malloc(pirlvl->numprcs *
+ sizeof(long)))) {
+ jpc_pi_destroy(pi);
+ return 0;
+ }
+ } else {
+ pirlvl->prclyrnos = 0;
+ }
+ }
+ }
+
+ pi->maxrlvls = 0;
+ for (compno = 0, tcomp = tile->tcmpts, picomp = pi->picomps;
+ compno < pi->numcomps; ++compno, ++tcomp, ++picomp) {
+ picomp->hsamp = cp->ccps[compno].sampgrdstepx;
+ picomp->vsamp = cp->ccps[compno].sampgrdstepy;
+ for (rlvlno = 0, pirlvl = picomp->pirlvls, rlvl = tcomp->rlvls;
+ rlvlno < picomp->numrlvls; ++rlvlno, ++pirlvl, ++rlvl) {
+ pirlvl->prcwidthexpn = rlvl->prcwidthexpn;
+ pirlvl->prcheightexpn = rlvl->prcheightexpn;
+ for (prcno = 0, prclyrno = pirlvl->prclyrnos;
+ prcno < pirlvl->numprcs; ++prcno, ++prclyrno) {
+ *prclyrno = 0;
+ }
+ pirlvl->numhprcs = rlvl->numhprcs;
+ }
+ if (pi->maxrlvls < tcomp->numrlvls) {
+ pi->maxrlvls = tcomp->numrlvls;
+ }
+ }
+
+ pi->numlyrs = tile->numlyrs;
+ pi->xstart = tile->tlx;
+ pi->ystart = tile->tly;
+ pi->xend = tile->brx;
+ pi->yend = tile->bry;
+
+ pi->picomp = 0;
+ pi->pirlvl = 0;
+ pi->x = 0;
+ pi->y = 0;
+ pi->compno = 0;
+ pi->rlvlno = 0;
+ pi->prcno = 0;
+ pi->lyrno = 0;
+ pi->xstep = 0;
+ pi->ystep = 0;
+
+ pi->pchgno = -1;
+
+ pi->defaultpchg.prgord = tile->prg;
+ pi->defaultpchg.compnostart = 0;
+ pi->defaultpchg.compnoend = pi->numcomps;
+ pi->defaultpchg.rlvlnostart = 0;
+ pi->defaultpchg.rlvlnoend = pi->maxrlvls;
+ pi->defaultpchg.lyrnoend = pi->numlyrs;
+ pi->pchg = 0;
+
+ pi->valid = 0;
+
+ return pi;
+}
git://git.creatis.insa-lyon.fr / gdcm.git / blobdiff