src/lib/openjp3d/tcd.c

   1 /*
   2  * The copyright in this software is being made available under the 2-clauses
   3  * BSD License, included below. This software may be subject to other third
   4  * party and contributor rights, including patent rights, and no such rights
   5  * are granted under this license.
   6  *
   7  * Copyright (c) 2001-2003, David Janssens
   8  * Copyright (c) 2002-2003, Yannick Verschueren
   9  * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
  10  * Copyright (c) 2005, Herve Drolon, FreeImage Team
  11  * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
  12  * Copyright (c) 2006, Mónica Díez, LPI-UVA, Spain
  13  * All rights reserved.
  14  *
  15  * Redistribution and use in source and binary forms, with or without
  16  * modification, are permitted provided that the following conditions
  17  * are met:
  18  * 1. Redistributions of source code must retain the above copyright
  19  *    notice, this list of conditions and the following disclaimer.
  20  * 2. Redistributions in binary form must reproduce the above copyright
  21  *    notice, this list of conditions and the following disclaimer in the
  22  *    documentation and/or other materials provided with the distribution.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  32  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  33  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  34  * POSSIBILITY OF SUCH DAMAGE.
  35  */
  36
  37 #include "opj_includes.h"
  38
  39 void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_volume_t * vol) {
  40         int tileno, compno, resno, bandno, precno, cblkno;
  41
  42         fprintf(fd, "volume {\n");
  43         fprintf(fd, "  tw=%d, th=%d, tl=%d, x0=%d x1=%d y0=%d y1=%d z0=%d z1=%d\n",
  44                 vol->tw, vol->th, vol->tl, tcd->volume->x0, tcd->volume->x1, tcd->volume->y0, tcd->volume->y1, tcd->volume->z0, tcd->volume->z1);
  45
  46         for (tileno = 0; tileno < vol->th * vol->tw * vol->tl; tileno++) {
  47                 opj_tcd_tile_t *tile = &tcd->tcd_volume->tiles[tileno];
  48                 fprintf(fd, "  tile {\n");
  49                 fprintf(fd, "    x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, numcomps=%d\n",
  50                         tile->x0, tile->y0, tile->z0, tile->x1, tile->y1, tile->z1, tile->numcomps);
  51                 for (compno = 0; compno < tile->numcomps; compno++) {
  52                         opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
  53                         fprintf(fd, "    tilecomp %d {\n",compno);
  54                         fprintf(fd,     "     x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, numresx=%d, numresy=%d, numresz=%d\n",
  55                                 tilec->x0, tilec->y0, tilec->z0, tilec->x1, tilec->y1, tilec->z1, tilec->numresolution[0], tilec->numresolution[1], tilec->numresolution[2]);
  56                         for (resno = 0; resno < tilec->numresolution[0]; resno++) {
  57                                 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
  58                                 fprintf(fd, "     res %d{\n",resno);
  59                                 fprintf(fd,"      x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, pw=%d, ph=%d, pl=%d, numbands=%d\n",
  60                                         res->x0, res->y0, res->z0, res->x1, res->y1, res->z1, res->prctno[0], res->prctno[1], res->prctno[2], res->numbands);
  61                                 for (bandno = 0; bandno < res->numbands; bandno++) {
  62                                         opj_tcd_band_t *band = &res->bands[bandno];
  63                                         fprintf(fd, "       band %d{\n", bandno);
  64                                         fprintf(fd,     "                x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, stepsize=%f, numbps=%d\n",
  65                                                 band->x0, band->y0, band->z0, band->x1, band->y1, band->z1, band->stepsize, band->numbps);
  66                                         for (precno = 0; precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]); precno++) {
  67                                                 opj_tcd_precinct_t *prec = &band->precincts[precno];
  68                                                 fprintf(fd, "             prec %d{\n",precno);
  69                                                 fprintf(fd,     "                  x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, cw=%d, ch=%d, cl=%d,\n",
  70                                                         prec->x0, prec->y0, prec->z0, prec->x1, prec->y1, prec->z1, prec->cblkno[0], prec->cblkno[1], prec->cblkno[2]);
  71                                                 for (cblkno = 0; cblkno < (prec->cblkno[0] * prec->cblkno[1] * prec->cblkno[2]); cblkno++) {
  72                                                         opj_tcd_cblk_t *cblk = &prec->cblks[cblkno];
  73                                                         fprintf(fd, "               cblk %d{\n",cblkno);
  74                                                         fprintf(fd,     "                    x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d\n", cblk->x0, cblk->y0, cblk->z0, cblk->x1, cblk->y1, cblk->z1);
  75                                                         fprintf(fd, "            }\n");
  76                                                 }
  77                                                 fprintf(fd, "          }\n");
  78                                         }
  79                                         fprintf(fd, "        }\n");
  80                                 }
  81                                 fprintf(fd, "      }\n");
  82                         }
  83                         fprintf(fd, "    }\n");
  84                 }
  85                 fprintf(fd, "  }\n");
  86         }
  87         fprintf(fd, "}\n");
  88 }
  89
  90 static void tilec_dump(FILE *fd, opj_tcd_tilecomp_t *tilec) {
  91
  92         int i=0,k;
  93         int datalen;
  94         int *a;
  95
  96         fprintf(fd, "    tilecomp{\n");
  97         fprintf(fd,     "     x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d, numresx=%d, numresy=%d, numresz=%d\n",
  98                 tilec->x0, tilec->y0, tilec->z0, tilec->x1, tilec->y1, tilec->z1, tilec->numresolution[0], tilec->numresolution[1], tilec->numresolution[2]);
  99         fprintf(fd, "     data {\n");
 100         datalen = (tilec->z1 - tilec->z0) * (tilec->y1 - tilec->y0) * (tilec->x1 - tilec->x0);
 101         a = tilec->data;
 102         for (k = 0; k < datalen; k++) {
 103                 if (!(k % tilec->x1)){
 104                         fprintf(fd, "\n");
 105                 }
 106                 if (!(k % (tilec->y1 * tilec->x1))){
 107                         fprintf(fd, "Slice %d\n",i++);
 108                 }
 109                 fprintf(fd," %d",a[k]);
 110
 111
 112         }
 113         fprintf(fd, "     }\n");
 114         /*i=0;
 115         fprintf(fd, "Slice %d\n");
 116         if (tilec->prediction->prederr) {
 117                 fprintf(fd, "     prederror {\n");
 118                 a = tilec->prediction->prederr;
 119                 for (k = 0; k < datalen; k++) {
 120                         fprintf(fd," %d",*(a++));
 121                         if (!(k % (tilec->y1 - tilec->y0) * (tilec->x1 - tilec->x0))){
 122                                 fprintf(fd, "\n");fprintf(fd, "Slice %d\n",i++);
 123                         }
 124                         if (!(k % (tilec->x1 - tilec->x0))){
 125                                 fprintf(fd, "\n");
 126                         }
 127                 }
 128         }
 129         fprintf(fd, "     }\n");*/
 130         fprintf(fd, "}\n");
 131 }
 132
 133 /* ----------------------------------------------------------------------- */
 134
 135 /**
 136 Create a new TCD handle
 137 */
 138 opj_tcd_t* tcd_create(opj_common_ptr cinfo) {
 139         /* create the tcd structure */
 140         opj_tcd_t *tcd = (opj_tcd_t*)opj_malloc(sizeof(opj_tcd_t));
 141         if(!tcd) return NULL;
 142         tcd->cinfo = cinfo;
 143         tcd->tcd_volume = (opj_tcd_volume_t*)opj_malloc(sizeof(opj_tcd_volume_t));
 144         if(!tcd->tcd_volume) {
 145                 opj_free(tcd);
 146                 return NULL;
 147         }
 148
 149         return tcd;
 150 }
 151
 152 /**
 153 Destroy a previously created TCD handle
 154 */
 155 void tcd_destroy(opj_tcd_t *tcd) {
 156         if(tcd) {
 157                 opj_free(tcd->tcd_volume);
 158                 opj_free(tcd);
 159         }
 160 }
 161
 162 /* ----------------------------------------------------------------------- */
 163 void tcd_malloc_encode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp, int curtileno) {
 164         int compno, resno, bandno, precno, cblkno, i, j;/*, k;*/
 165
 166         opj_tcd_tile_t          *tile = NULL;           /* pointer to tcd->tile */
 167         opj_tcd_tilecomp_t      *tilec = NULL;          /* pointer to tcd->tilec */
 168         opj_tcd_resolution_t    *res = NULL;            /* pointer to tcd->res */
 169         opj_tcd_band_t          *band = NULL;           /* pointer to tcd->band */
 170         opj_tcd_precinct_t      *prc = NULL;            /* pointer to tcd->prc */
 171         opj_tcd_cblk_t          *cblk = NULL;           /* pointer to tcd->cblk */
 172         opj_tcp_t               *tcp = &cp->tcps[curtileno];
 173         int p,q,r;
 174
 175         tcd->volume = volume;
 176         tcd->cp = cp;
 177         tcd->tcd_volume->tw = cp->tw;
 178         tcd->tcd_volume->th = cp->th;
 179         tcd->tcd_volume->tl = cp->tl;
 180         tcd->tcd_volume->tiles = (opj_tcd_tile_t *) opj_malloc(sizeof(opj_tcd_tile_t));
 181         tcd->tile = tcd->tcd_volume->tiles;
 182         tile = tcd->tile;
 183
 184
 185         /* p61 ISO/IEC IS15444-1 : 2002 */
 186         /* curtileno --> raster scanned index of tiles */
 187         /* p,q,r --> matricial index of tiles */
 188         p = curtileno % cp->tw;
 189         q = curtileno / cp->tw;
 190         r = curtileno / (cp->tw * cp->th); /* extension to 3-D */
 191
 192         /* 4 borders of the tile rescale on the volume if necessary (B.3)*/
 193         tile->x0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
 194         tile->y0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
 195         tile->z0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
 196         tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
 197         tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
 198         tile->z1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
 199         tile->numcomps = volume->numcomps;
 200
 201         /* Modification of the RATE >> */
 202         for (j = 0; j < tcp->numlayers; j++) {
 203                 if (tcp->rates[j] <= 1) {
 204                         tcp->rates[j] = 0;
 205                 } else {
 206                         float num = (float) (tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec);
 207                         float den = (float) (8 * volume->comps[0].dx * volume->comps[0].dy * volume->comps[0].dz);
 208                         den = tcp->rates[j] * den;
 209                         tcp->rates[j] = (num + den - 1) / den;
 210                 }
 211                 /*tcp->rates[j] = tcp->rates[j] ? int_ceildiv(
 212                         tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec,
 213             (tcp->rates[j] * 8 * volume->comps[0].dx * volume->comps[0].dy * volume->comps[0].dz)) : 0;*/
 214                 if (tcp->rates[j]) {
 215                         if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) {
 216                                 tcp->rates[j] = tcp->rates[j - 1] + 20;
 217                         } else if (!j && tcp->rates[j] < 30){
 218                                 tcp->rates[j] = 30;
 219                         }
 220                 }
 221         }
 222         /* << Modification of the RATE */
 223
 224         tile->comps = (opj_tcd_tilecomp_t *) opj_malloc(volume->numcomps * sizeof(opj_tcd_tilecomp_t));
 225         for (compno = 0; compno < tile->numcomps; compno++) {
 226                 opj_tccp_t *tccp = &tcp->tccps[compno];
 227                 int res_max;
 228                 int prevnumbands = 0;
 229
 230                 /* opj_tcd_tilecomp_t *tilec=&tile->comps[compno]; */
 231                 tcd->tilec = &tile->comps[compno];
 232                 tilec = tcd->tilec;
 233
 234                 /* border of each tile component (global) (B.3) */
 235                 tilec->x0 = int_ceildiv(tile->x0, volume->comps[compno].dx);
 236                 tilec->y0 = int_ceildiv(tile->y0, volume->comps[compno].dy);
 237                 tilec->z0 = int_ceildiv(tile->z0, volume->comps[compno].dz);
 238                 tilec->x1 = int_ceildiv(tile->x1, volume->comps[compno].dx);
 239                 tilec->y1 = int_ceildiv(tile->y1, volume->comps[compno].dy);
 240                 tilec->z1 = int_ceildiv(tile->z1, volume->comps[compno].dz);
 241
 242                 tilec->data = (int *) opj_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * (tilec->z1 - tilec->z0) * sizeof(int));
 243
 244                 res_max = 0;
 245                 for (i = 0;i < 3; i++){
 246                         tilec->numresolution[i] = tccp->numresolution[i];
 247                         /*Greater of 3 resolutions contains all information*/
 248                         res_max = (tilec->numresolution[i] > res_max) ? tilec->numresolution[i] : res_max;
 249                 }
 250
 251
 252                 tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(res_max * sizeof(opj_tcd_resolution_t));
 253                 for (resno = 0; resno < res_max; resno++) {
 254
 255                         int pdx, pdy, pdz;
 256                         int tlprcxstart, tlprcystart, tlprczstart;
 257                         int brprcxend, brprcyend, brprczend;
 258                         int tlcbgxstart, tlcbgystart, tlcbgzstart;
 259                         int brcbgxend, brcbgyend, brcbgzend;
 260                         int cbgwidthexpn, cbgheightexpn, cbglengthexpn;
 261                         int cblkwidthexpn, cblkheightexpn, cblklengthexpn;
 262
 263                         int diff = tccp->numresolution[0] - tccp->numresolution[2];
 264                         int levelnox = tilec->numresolution[0] - 1 - resno;
 265                         int levelnoy = tilec->numresolution[1] - 1 - resno;
 266                         int levelnoz = tilec->numresolution[2] - 1 - ((resno <= diff) ? 0 : (resno - diff));
 267                                 if (levelnoz < 0) levelnoz = 0;
 268
 269                         /* opj_tcd_resolution_t *res=&tilec->resolutions[resno]; */
 270                         tcd->res = &tilec->resolutions[resno];
 271                         res = tcd->res;
 272
 273                         /* border for each resolution level (global) (B.14)*/
 274                         res->x0 = int_ceildivpow2(tilec->x0, levelnox);
 275                         res->y0 = int_ceildivpow2(tilec->y0, levelnoy);
 276                         res->z0 = int_ceildivpow2(tilec->z0, levelnoz);
 277                         res->x1 = int_ceildivpow2(tilec->x1, levelnox);
 278                         res->y1 = int_ceildivpow2(tilec->y1, levelnoy);
 279                         res->z1 = int_ceildivpow2(tilec->z1, levelnoz);
 280                         /*if (res->z1 < 0)fprintf(stdout,"Res: %d       %d/%d --> %d\n",resno,tilec->z1, levelnoz, int_ceildivpow2(tilec->z1, levelnoz));*/
 281
 282                         res->numbands = (resno == 0) ? 1 : (resno <= diff) ? 3 : 7; /* --> 3D */
 283
 284                         /* p. 30, table A-13, ISO/IEC IS154444-1 : 2002 */
 285                         if (tccp->csty & J3D_CCP_CSTY_PRT) {
 286                                 pdx = tccp->prctsiz[0][resno];
 287                                 pdy = tccp->prctsiz[1][resno];
 288                                 pdz = tccp->prctsiz[2][resno];
 289                         } else {
 290                                 pdx = 15;
 291                                 pdy = 15;
 292                                 pdz = 15;
 293                         }
 294
 295                         /* p. 66, B.16, ISO/IEC IS15444-1 : 2002  */
 296                         tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
 297                         tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
 298                         tlprczstart = int_floordivpow2(res->z0, pdz) << pdz;
 299                         brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
 300                         brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
 301                         brprczend = int_ceildivpow2(res->z1, pdz) << pdz;
 302
 303                         res->prctno[0] = (brprcxend - tlprcxstart) >> pdx;
 304                         res->prctno[1] = (brprcyend - tlprcystart) >> pdy;
 305                         res->prctno[2] = (brprczend - tlprczstart) >> pdz;
 306                                 if (res->prctno[2] == 0) res->prctno[2] = 1;
 307
 308                         /* p. 67, B.17 & B.18, ISO/IEC IS15444-1 : 2002  */
 309                         if (resno == 0) {
 310                                 tlcbgxstart = tlprcxstart;
 311                                 tlcbgystart = tlprcystart;
 312                                 tlcbgzstart = tlprczstart;
 313                                 brcbgxend = brprcxend;
 314                                 brcbgyend = brprcyend;
 315                                 brcbgzend = brprczend;
 316                                 cbgwidthexpn = pdx;
 317                                 cbgheightexpn = pdy;
 318                                 cbglengthexpn = pdz;
 319                         } else {
 320                                 tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
 321                                 tlcbgystart = int_ceildivpow2(tlprcystart, 1);
 322                                 tlcbgzstart = int_ceildivpow2(tlprczstart, 1);
 323                                 brcbgxend = int_ceildivpow2(brprcxend, 1);
 324                                 brcbgyend = int_ceildivpow2(brprcyend, 1);
 325                                 brcbgzend = int_ceildivpow2(brprczend, 1);
 326                                 cbgwidthexpn = pdx - 1;
 327                                 cbgheightexpn = pdy - 1;
 328                                 cbglengthexpn = pdz - 1;
 329                         }
 330
 331                         cblkwidthexpn = int_min(tccp->cblk[0], cbgwidthexpn); /*6*/
 332                         cblkheightexpn = int_min(tccp->cblk[1], cbgheightexpn); /*6*/
 333                         cblklengthexpn = int_min(tccp->cblk[2], cbglengthexpn); /*6*/
 334
 335                         res->bands = (opj_tcd_band_t *) opj_malloc(res->numbands * sizeof(opj_tcd_band_t));
 336                         for (bandno = 0; bandno < res->numbands; bandno++) {
 337                                 int x0b, y0b, z0b, i;
 338                                 int gain, numbps;
 339                                 opj_stepsize_t *ss = NULL;
 340
 341                                 tcd->band = &res->bands[bandno];
 342                                 band = tcd->band;
 343
 344                                 band->bandno = (resno == 0) ? 0 : bandno + 1;
 345                                 /* Bandno:      0 - LLL         2 - LHL
 346                                                         1 - HLL         3 - HHL
 347                                                         4 - LLH         6 - LHH
 348                                                         5 - HLH         7 - HHH         */
 349                                 x0b = (band->bandno == 1) || (band->bandno == 3) || (band->bandno == 5 ) || (band->bandno == 7 ) ? 1 : 0;
 350                                 y0b = (band->bandno == 2) || (band->bandno == 3) || (band->bandno == 6 ) || (band->bandno == 7 ) ? 1 : 0;
 351                                 z0b = (band->bandno == 4) || (band->bandno == 5) || (band->bandno == 6 ) || (band->bandno == 7 ) ? 1 : 0;
 352
 353                                 /* p. 65, B.15, ISO/IEC IS15444-1 : 2002  */
 354                                 if (band->bandno == 0) {
 355                                         /* band border (global) */
 356                                         band->x0 = int_ceildivpow2(tilec->x0, levelnox);
 357                                         band->y0 = int_ceildivpow2(tilec->y0, levelnoy);
 358                                         band->z0 = int_ceildivpow2(tilec->z0, levelnoz);
 359                                         band->x1 = int_ceildivpow2(tilec->x1, levelnox);
 360                                         band->y1 = int_ceildivpow2(tilec->y1, levelnoy);
 361                                         band->z1 = int_ceildivpow2(tilec->z1, levelnoz);
 362                                 } else {
 363                                         band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelnox) * x0b, levelnox + 1);
 364                                         band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelnoy) * y0b, levelnoy + 1);
 365                                         band->z0 = int_ceildivpow2(tilec->z0 - (1 << levelnoz) * z0b, (resno <= diff) ? levelnoz : levelnoz + 1);
 366                                         band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelnox) * x0b, levelnox + 1);
 367                                         band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelnoy) * y0b, levelnoy + 1);
 368                                         band->z1 = int_ceildivpow2(tilec->z1 - (1 << levelnoz) * z0b, (resno <= diff) ? levelnoz : levelnoz + 1);
 369                                 }
 370
 371                                 ss = &tccp->stepsizes[(resno == 0) ? 0 : (prevnumbands + bandno + 1)];
 372                                 if (bandno == (res->numbands - 1))
 373                                         prevnumbands += (resno == 0) ? 0 : res->numbands;
 374                                 gain = dwt_getgain(band->bandno,tccp->reversible);
 375                                 numbps = volume->comps[compno].prec + gain;
 376                                 band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn));
 377                                 band->numbps = ss->expn + tccp->numgbits - 1;   /* WHY -1 ? */
 378
 379                                 band->precincts = (opj_tcd_precinct_t *) opj_malloc((res->prctno[0] * res->prctno[1] * res->prctno[2]) * sizeof(opj_tcd_precinct_t));
 380
 381                                 for (i = 0; i < (res->prctno[0] * res->prctno[1] * res->prctno[2]); i++) {
 382                                         band->precincts[i].imsbtree = NULL;
 383                                         band->precincts[i].incltree = NULL;
 384                                 }
 385
 386                                 for (precno = 0; precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]); precno++) {
 387                                         int tlcblkxstart, tlcblkystart, tlcblkzstart, brcblkxend, brcblkyend, brcblkzend;
 388                                         int cbgxstart, cbgystart, cbgzstart, cbgxend, cbgyend, cbgzend;
 389
 390                                         cbgxstart = tlcbgxstart + (precno % res->prctno[0]) * (1 << cbgwidthexpn);
 391                                         cbgystart = tlcbgystart + ((precno % (res->prctno[0] * res->prctno[1])) / res->prctno[0]) * (1 << cbgheightexpn);
 392                                         cbgzstart = tlcbgzstart + (precno / (res->prctno[0] * res->prctno[1])) * (1 << cbglengthexpn);
 393                                         cbgxend = cbgxstart + (1 << cbgwidthexpn);
 394                                         cbgyend = cbgystart + (1 << cbgheightexpn);
 395                                         cbgzend = cbgzstart + (1 << cbglengthexpn);
 396
 397                                         tcd->prc = &band->precincts[precno];
 398                                         prc = tcd->prc;
 399
 400                                         /* precinct size (global) */
 401                                         prc->x0 = int_max(cbgxstart, band->x0);
 402                                         prc->y0 = int_max(cbgystart, band->y0);
 403                                         prc->z0 = int_max(cbgzstart, band->z0);
 404                                         prc->x1 = int_min(cbgxend, band->x1);
 405                                         prc->y1 = int_min(cbgyend, band->y1);
 406                                         prc->z1 = int_min(cbgzend, band->z1);
 407
 408                                         tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
 409                                         tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
 410                                         tlcblkzstart = int_floordivpow2(prc->z0, cblklengthexpn) << cblklengthexpn;
 411                                         brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
 412                                         brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
 413                                         brcblkzend = int_ceildivpow2(prc->z1, cblklengthexpn) << cblklengthexpn;
 414                                         prc->cblkno[0] = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
 415                                         prc->cblkno[1] = (brcblkyend - tlcblkystart) >> cblkheightexpn;
 416                                         prc->cblkno[2] = (brcblkzend - tlcblkzstart) >> cblklengthexpn;
 417                                         prc->cblkno[2] = (prc->cblkno[2] == 0) ? 1 : prc->cblkno[2];
 418
 419                                         prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]) * sizeof(opj_tcd_cblk_t));
 420                                         prc->incltree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
 421                                         prc->imsbtree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
 422                                         /*tgt_tree_dump(stdout,prc->incltree);*/
 423                                         for (cblkno = 0; cblkno < (prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]); cblkno++) {
 424                                                 int cblkxstart = tlcblkxstart + (cblkno % prc->cblkno[0]) * (1 << cblkwidthexpn);
 425                                                 int cblkystart = tlcblkystart + ((cblkno % (prc->cblkno[0] * prc->cblkno[1])) / prc->cblkno[0]) * (1 << cblkheightexpn);
 426                                                 int cblkzstart = tlcblkzstart + (cblkno / (prc->cblkno[0] * prc->cblkno[1])) * (1 << cblklengthexpn);
 427                                                 int cblkxend = cblkxstart + (1 << cblkwidthexpn);
 428                                                 int cblkyend = cblkystart + (1 << cblkheightexpn);
 429                                                 int cblkzend = cblkzstart + (1 << cblklengthexpn);
 430                                                 int prec = ((tilec->bpp > 16) ? 3 : ((tilec->bpp > 8) ? 2 : 1));
 431
 432                                                 tcd->cblk = &prc->cblks[cblkno];
 433                                                 cblk = tcd->cblk;
 434
 435                                                 /* code-block size (global) */
 436                                                 cblk->x0 = int_max(cblkxstart, prc->x0);
 437                                                 cblk->y0 = int_max(cblkystart, prc->y0);
 438                                                 cblk->z0 = int_max(cblkzstart, prc->z0);
 439                                                 cblk->x1 = int_min(cblkxend, prc->x1);
 440                                                 cblk->y1 = int_min(cblkyend, prc->y1);
 441                                                 cblk->z1 = int_min(cblkzend, prc->z1);
 442                                         }
 443                                 }
 444                         }
 445                 }
 446         }
 447         /*tcd_dump(stdout, tcd, tcd->tcd_volume);*/
 448
 449 }
 450 void tcd_init_encode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp, int curtileno) {
 451         int compno, resno, bandno, precno, cblkno;
 452         int j, p, q, r;
 453
 454         opj_tcd_tile_t          *tile = NULL;           /* pointer to tcd->tile */
 455         opj_tcd_tilecomp_t      *tilec = NULL;          /* pointer to tcd->tilec */
 456         opj_tcd_resolution_t    *res = NULL;    /* pointer to tcd->res */
 457         opj_tcd_band_t          *band = NULL;           /* pointer to tcd->band */
 458         opj_tcd_precinct_t      *prc = NULL;            /* pointer to tcd->prc */
 459         opj_tcd_cblk_t          *cblk = NULL;           /* pointer to tcd->cblk */
 460         opj_tcp_t *tcp = &cp->tcps[curtileno];
 461
 462         tcd->tile = tcd->tcd_volume->tiles;
 463         tile = tcd->tile;
 464
 465         /* p61 ISO/IEC IS15444-1 : 2002 */
 466         /* curtileno --> raster scanned index of tiles */
 467         /* p,q,r --> matricial index of tiles */
 468         p = curtileno % cp->tw;
 469         q = curtileno / cp->tw;
 470         r = curtileno / (cp->tw * cp->th); /* extension to 3-D */
 471
 472         /* 4 borders of the tile rescale on the volume if necessary (B.3)*/
 473         tile->x0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
 474         tile->y0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
 475         tile->z0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
 476         tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
 477         tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
 478         tile->z1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
 479         tile->numcomps = volume->numcomps;
 480
 481         /* Modification of the RATE >> */
 482         for (j = 0; j < tcp->numlayers; j++) {
 483                 if (tcp->rates[j] <= 1) {
 484                         tcp->rates[j] = 0;
 485                 } else {
 486                         float num = (float) (tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec);
 487                         float den = (float) (8 * volume->comps[0].dx * volume->comps[0].dy * volume->comps[0].dz);
 488                         den = tcp->rates[j] * den;
 489                         tcp->rates[j] = (num + den - 1) / den;
 490                 }
 491                 /*tcp->rates[j] = tcp->rates[j] ? int_ceildiv(
 492                         tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * (tile->z1 - tile->z0) * volume->comps[0].prec,
 493             (tcp->rates[j] * 8 * volume->comps[0].dx * volume->comps[0].dy * volume->comps[0].dz)) : 0;*/
 494                 if (tcp->rates[j]) {
 495                         if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) {
 496                                 tcp->rates[j] = tcp->rates[j - 1] + 20;
 497                         } else if (!j && tcp->rates[j] < 30){
 498                                 tcp->rates[j] = 30;
 499                         }
 500                 }
 501         }
 502         /* << Modification of the RATE */
 503
 504         for (compno = 0; compno < tile->numcomps; compno++) {
 505                 opj_tccp_t *tccp = &tcp->tccps[compno];
 506                 int res_max, i;
 507                 int prevnumbands = 0;
 508
 509                 /* opj_tcd_tilecomp_t *tilec=&tile->comps[compno]; */
 510                 tcd->tilec = &tile->comps[compno];
 511                 tilec = tcd->tilec;
 512
 513                 /* border of each tile component (global) (B.3) */
 514                 tilec->x0 = int_ceildiv(tile->x0, volume->comps[compno].dx);
 515                 tilec->y0 = int_ceildiv(tile->y0, volume->comps[compno].dy);
 516                 tilec->z0 = int_ceildiv(tile->z0, volume->comps[compno].dz);
 517                 tilec->x1 = int_ceildiv(tile->x1, volume->comps[compno].dx);
 518                 tilec->y1 = int_ceildiv(tile->y1, volume->comps[compno].dy);
 519                 tilec->z1 = int_ceildiv(tile->z1, volume->comps[compno].dz);
 520
 521                 tilec->data = (int *) opj_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * (tilec->z1 - tilec->z0) * sizeof(int));
 522
 523                 res_max = 0;
 524                 for (i = 0;i < 3; i++){
 525                         tilec->numresolution[i] = tccp->numresolution[i];
 526                         /*Greater of 3 resolutions contains all information*/
 527                         res_max = (tilec->numresolution[i] > res_max) ? tilec->numresolution[i] : res_max;
 528                 }
 529
 530                 tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(res_max * sizeof(opj_tcd_resolution_t));
 531                 for (resno = 0; resno < res_max; resno++) {
 532                         int pdx, pdy, pdz;
 533                         int tlprcxstart, tlprcystart, tlprczstart, brprcxend, brprcyend, brprczend;
 534                         int tlcbgxstart, tlcbgystart, tlcbgzstart, brcbgxend, brcbgyend, brcbgzend;
 535                         int cbgwidthexpn, cbgheightexpn, cbglengthexpn;
 536                         int cblkwidthexpn, cblkheightexpn, cblklengthexpn;
 537
 538                         int levelnox = tilec->numresolution[0] - 1 - resno;
 539                         int levelnoy = tilec->numresolution[1] - 1 - resno;
 540                         int diff = tccp->numresolution[0] - tccp->numresolution[2];
 541                         int levelnoz = tilec->numresolution[2] - 1 - ((resno <= diff) ? 0 : (resno - diff));
 542                                 if (levelnoz < 0) levelnoz = 0;
 543
 544                         tcd->res = &tilec->resolutions[resno];
 545                         res = tcd->res;
 546
 547                         /* border for each resolution level (global) (B.14)*/
 548                         res->x0 = int_ceildivpow2(tilec->x0, levelnox);
 549                         res->y0 = int_ceildivpow2(tilec->y0, levelnoy);
 550                         res->z0 = int_ceildivpow2(tilec->z0, levelnoz);
 551                         res->x1 = int_ceildivpow2(tilec->x1, levelnox);
 552                         res->y1 = int_ceildivpow2(tilec->y1, levelnoy);
 553                         res->z1 = int_ceildivpow2(tilec->z1, levelnoz);
 554
 555                         /* res->numbands = resno == 0 ? 1 : 3; *//* --> 2D */
 556
 557                         res->numbands = (resno == 0) ? 1 : (resno <= diff) ? 3 : 7; /* --> 3D */
 558
 559                         /* p. 30, table A-13, ISO/IEC IS154444-1 : 2002 */
 560                         if (tccp->csty & J3D_CCP_CSTY_PRT) {
 561                                 pdx = tccp->prctsiz[0][resno];
 562                                 pdy = tccp->prctsiz[1][resno];
 563                                 pdz = tccp->prctsiz[2][resno];
 564                         } else {
 565                                 pdx = 15;
 566                                 pdy = 15;
 567                                 pdz = 15;
 568                         }
 569                         /* p. 66, B.16, ISO/IEC IS15444-1 : 2002  */
 570                         tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
 571                         tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
 572                         tlprczstart = int_floordivpow2(res->z0, pdz) << pdz;
 573                         brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
 574                         brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
 575                         brprczend = int_ceildivpow2(res->z1, pdz) << pdz;
 576
 577                         res->prctno[0] = (brprcxend - tlprcxstart) >> pdx;
 578                         res->prctno[1] = (brprcyend - tlprcystart) >> pdy;
 579                         res->prctno[2] = (brprczend - tlprczstart) >> pdz;
 580                         if (res->prctno[2] == 0) res->prctno[2] = 1;
 581
 582                         /* p. 67, B.17 & B.18, ISO/IEC IS15444-1 : 2002  */
 583                         if (resno == 0) {
 584                                 tlcbgxstart = tlprcxstart;
 585                                 tlcbgystart = tlprcystart;
 586                                 tlcbgzstart = tlprczstart;
 587                                 brcbgxend = brprcxend;
 588                                 brcbgyend = brprcyend;
 589                                 brcbgzend = brprczend;
 590                                 cbgwidthexpn = pdx;
 591                                 cbgheightexpn = pdy;
 592                                 cbglengthexpn = pdz;
 593                         } else {
 594                                 tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
 595                                 tlcbgystart = int_ceildivpow2(tlprcystart, 1);
 596                                 tlcbgzstart = int_ceildivpow2(tlprczstart, 1);
 597                                 brcbgxend = int_ceildivpow2(brprcxend, 1);
 598                                 brcbgyend = int_ceildivpow2(brprcyend, 1);
 599                                 brcbgzend = int_ceildivpow2(brprczend, 1);
 600                                 cbgwidthexpn = pdx - 1;
 601                                 cbgheightexpn = pdy - 1;
 602                                 cbglengthexpn = pdz - 1;
 603                         }
 604
 605                         cblkwidthexpn = int_min(tccp->cblk[0], cbgwidthexpn);
 606                         cblkheightexpn = int_min(tccp->cblk[1], cbgheightexpn);
 607                         cblklengthexpn = int_min(tccp->cblk[2], cbglengthexpn);
 608
 609                         res->bands = (opj_tcd_band_t *) opj_malloc(res->numbands * sizeof(opj_tcd_band_t));
 610                         for (bandno = 0; bandno < res->numbands; bandno++) {
 611                                 int x0b, y0b, z0b;
 612                                 int gain, numbps;
 613                                 opj_stepsize_t *ss = NULL;
 614
 615                                 tcd->band = &res->bands[bandno];
 616                                 band = tcd->band;
 617
 618                                 band->bandno = resno == 0 ? 0 : bandno + 1;
 619                                 /* Bandno:      0 - LLL         2 - LHL
 620                                                         1 - HLL         3 - HHL
 621                                                         4 - LLH         6 - LHH
 622                                                         5 - HLH         7 - HHH         */
 623                                 x0b = (band->bandno == 1) || (band->bandno == 3) || (band->bandno == 5 ) || (band->bandno == 7 ) ? 1 : 0;
 624                                 y0b = (band->bandno == 2) || (band->bandno == 3) || (band->bandno == 6 ) || (band->bandno == 7 ) ? 1 : 0;
 625                                 z0b = (band->bandno == 4) || (band->bandno == 5) || (band->bandno == 6 ) || (band->bandno == 7 ) ? 1 : 0;
 626
 627                                 /* p. 65, B.15, ISO/IEC IS15444-1 : 2002  */
 628                                 if (band->bandno == 0) {
 629                                         /* band border (global) */
 630                                         band->x0 = int_ceildivpow2(tilec->x0, levelnox);
 631                                         band->y0 = int_ceildivpow2(tilec->y0, levelnoy);
 632                                         band->z0 = int_ceildivpow2(tilec->z0, levelnoz);
 633                                         band->x1 = int_ceildivpow2(tilec->x1, levelnox);
 634                                         band->y1 = int_ceildivpow2(tilec->y1, levelnoy);
 635                                         band->z1 = int_ceildivpow2(tilec->z1, levelnoz);
 636                                 } else {
 637                                         band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelnox) * x0b, levelnox + 1);
 638                                         band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelnoy) * y0b, levelnoy + 1);
 639                                         band->z0 = int_ceildivpow2(tilec->z0 - (1 << levelnoz) * z0b, (resno <= diff) ? levelnoz : levelnoz + 1);
 640                                         band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelnox) * x0b, levelnox + 1);
 641                                         band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelnoy) * y0b, levelnoy + 1);
 642                                         band->z1 = int_ceildivpow2(tilec->z1 - (1 << levelnoz) * z0b, (resno <= diff) ? levelnoz : levelnoz + 1);
 643                                 }
 644
 645                                 ss = &tccp->stepsizes[(resno == 0) ? 0 : (prevnumbands + bandno + 1)];
 646                                 if (bandno == (res->numbands - 1))
 647                                         prevnumbands += (resno == 0) ? 0 : res->numbands;
 648                                 gain = dwt_getgain(band->bandno,tccp->reversible);
 649                                 numbps = volume->comps[compno].prec + gain;
 650
 651                                 band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn));
 652                                 band->numbps = ss->expn + tccp->numgbits - 1;   /* WHY -1 ? */
 653
 654                                 for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) {
 655                                         int tlcblkxstart, tlcblkystart, tlcblkzstart, brcblkxend, brcblkyend, brcblkzend;
 656
 657                                         int cbgxstart = tlcbgxstart + (precno % res->prctno[0]) * (1 << cbgwidthexpn);
 658                                         int cbgystart = tlcbgystart + ((precno / (res->prctno[0] * res->prctno[1])) / res->prctno[0]) * (1 << cbgheightexpn);
 659                                         int cbgzstart = tlcbgzstart + (precno / (res->prctno[0] * res->prctno[1])) * (1 << cbglengthexpn);
 660                                         int cbgxend = cbgxstart + (1 << cbgwidthexpn);
 661                                         int cbgyend = cbgystart + (1 << cbgheightexpn);
 662                                         int cbgzend = cbgzstart + (1 << cbglengthexpn);
 663
 664                                         /* opj_tcd_precinct_t *prc=&band->precincts[precno]; */
 665                                         tcd->prc = &band->precincts[precno];
 666                                         prc = tcd->prc;
 667
 668                                         /* precinct size (global) */
 669                                         prc->x0 = int_max(cbgxstart, band->x0);
 670                                         prc->y0 = int_max(cbgystart, band->y0);
 671                                         prc->z0 = int_max(cbgzstart, band->z0);
 672                                         prc->x1 = int_min(cbgxend, band->x1);
 673                                         prc->y1 = int_min(cbgyend, band->y1);
 674                                         prc->z1 = int_min(cbgzend, band->z1);
 675
 676                                         tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
 677                                         tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
 678                                         tlcblkzstart = int_floordivpow2(prc->z0, cblklengthexpn) << cblklengthexpn;
 679                                         brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
 680                                         brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
 681                                         brcblkzend = int_ceildivpow2(prc->z1, cblklengthexpn) << cblklengthexpn;
 682                                         prc->cblkno[0] = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
 683                                         prc->cblkno[1] = (brcblkyend - tlcblkystart) >> cblkheightexpn;
 684                                         prc->cblkno[2] = (brcblkzend - tlcblkzstart) >> cblklengthexpn;
 685                                         prc->cblkno[2] = (prc->cblkno[2] == 0) ? 1 : prc->cblkno[2];
 686
 687                                         opj_free(prc->cblks);
 688                                         prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]) * sizeof(opj_tcd_cblk_t));
 689                                         prc->incltree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
 690                                         prc->imsbtree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
 691
 692                                         for (cblkno = 0; cblkno < (prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]); cblkno++) {
 693                                                         int cblkxstart = tlcblkxstart + (cblkno % prc->cblkno[0]) * (1 << cblkwidthexpn);
 694                                                         int cblkystart = tlcblkystart + ((cblkno % (prc->cblkno[0] * prc->cblkno[1])) / prc->cblkno[0]) * (1 << cblkheightexpn);
 695                                                         int cblkzstart = tlcblkzstart + (cblkno / (prc->cblkno[0] * prc->cblkno[1])) * (1 << cblklengthexpn);
 696                                                         int cblkxend = cblkxstart + (1 << cblkwidthexpn);
 697                                                         int cblkyend = cblkystart + (1 << cblkheightexpn);
 698                                                         int cblkzend = cblkzstart + (1 << cblklengthexpn);
 699                                                         int prec = ((tilec->bpp > 16) ? 3 : ((tilec->bpp > 8) ? 2 : 1));
 700
 701                                                         tcd->cblk = &prc->cblks[cblkno];
 702                                                         cblk = tcd->cblk;
 703
 704                                                         /* code-block size (global) */
 705                                                         cblk->x0 = int_max(cblkxstart, prc->x0);
 706                                                         cblk->y0 = int_max(cblkystart, prc->y0);
 707                                                         cblk->z0 = int_max(cblkzstart, prc->z0);
 708                                                         cblk->x1 = int_min(cblkxend, prc->x1);
 709                                                         cblk->y1 = int_min(cblkyend, prc->y1);
 710                                                         cblk->z1 = int_min(cblkzend, prc->z1);
 711                                         }
 712                                 } /* precno */
 713                         } /* bandno */
 714                 } /* resno */
 715         } /* compno */
 716         /*tcd_dump(stdout, tcd, tcd->tcd_volume);*/
 717 }
 718
 719
 720 void tcd_free_encode(opj_tcd_t *tcd) {
 721         int tileno, compno, resno, bandno, precno;
 722
 723         opj_tcd_tile_t *tile = NULL;            /* pointer to tcd->tile         */
 724 /*      opj_tcd_slice_t *slice = NULL; */               /* pointer to tcd->slice */
 725         opj_tcd_tilecomp_t *tilec = NULL;       /* pointer to tcd->tilec        */
 726         opj_tcd_resolution_t *res = NULL;       /* pointer to tcd->res          */
 727         opj_tcd_band_t *band = NULL;            /* pointer to tcd->band         */
 728         opj_tcd_precinct_t *prc = NULL;         /* pointer to tcd->prc          */
 729
 730         for (tileno = 0; tileno < 1; tileno++) {
 731                 tcd->tile = tcd->tcd_volume->tiles;
 732                 tile = tcd->tile;
 733
 734                 for (compno = 0; compno < tile->numcomps; compno++) {
 735                         tcd->tilec = &tile->comps[compno];
 736                         tilec = tcd->tilec;
 737
 738                         for (resno = 0; resno < tilec->numresolution[0]; resno++) {
 739                                 tcd->res = &tilec->resolutions[resno];
 740                                 res = tcd->res;
 741
 742                                 for (bandno = 0; bandno < res->numbands; bandno++) {
 743                                         tcd->band = &res->bands[bandno];
 744                                         band = tcd->band;
 745
 746                                         for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) {
 747                                                 tcd->prc = &band->precincts[precno];
 748                                                 prc = tcd->prc;
 749
 750                                                 if (prc->incltree != NULL) {
 751                             tgt_destroy(prc->incltree);
 752                             prc->incltree = NULL;
 753                                                 }
 754                                                 if (prc->imsbtree != NULL) {
 755                             tgt_destroy(prc->imsbtree);
 756                             prc->imsbtree = NULL;
 757                                                 }
 758                                                 opj_free(prc->cblks);
 759                                                 prc->cblks = NULL;
 760                                         } /* for (precno */
 761                                         opj_free(band->precincts);
 762                                         band->precincts = NULL;
 763                                 } /* for (bandno */
 764                         } /* for (resno */
 765                         opj_free(tilec->resolutions);
 766                         tilec->resolutions = NULL;
 767                 } /* for (compno */
 768                 opj_free(tile->comps);
 769                 tile->comps = NULL;
 770         } /* for (tileno */
 771         opj_free(tcd->tcd_volume->tiles);
 772         tcd->tcd_volume->tiles = NULL;
 773 }
 774
 775 /* ----------------------------------------------------------------------- */
 776 void tcd_malloc_decode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp) {
 777         int tileno, compno, resno, bandno, precno, cblkno, res_max,
 778                 i, j, p, q, r;
 779         unsigned int x0 = 0, y0 = 0, z0 = 0,
 780                 x1 = 0, y1 = 0, z1 = 0,
 781                 w, h, l;
 782
 783         tcd->volume = volume;
 784         tcd->cp = cp;
 785         tcd->tcd_volume->tw = cp->tw;
 786         tcd->tcd_volume->th = cp->th;
 787         tcd->tcd_volume->tl = cp->tl;
 788         tcd->tcd_volume->tiles = (opj_tcd_tile_t *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(opj_tcd_tile_t));
 789
 790         for (i = 0; i < cp->tileno_size; i++) {
 791                 opj_tcp_t *tcp = &(cp->tcps[cp->tileno[i]]);
 792                 opj_tcd_tile_t *tile = &(tcd->tcd_volume->tiles[cp->tileno[i]]);
 793
 794                 /* p61 ISO/IEC IS15444-1 : 2002 */
 795                 /* curtileno --> raster scanned index of tiles */
 796                 /* p,q,r --> matricial index of tiles */
 797                 tileno = cp->tileno[i];
 798                 p = tileno % cp->tw;
 799                 q = tileno / cp->tw;
 800                 r = tileno / (cp->tw * cp->th); /* extension to 3-D */
 801
 802                 /* 4 borders of the tile rescale on the volume if necessary (B.3)*/
 803                 tile->x0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
 804                 tile->y0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
 805                 tile->z0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
 806                 tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
 807                 tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
 808                 tile->z1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
 809                 tile->numcomps = volume->numcomps;
 810
 811                 tile->comps = (opj_tcd_tilecomp_t *) opj_malloc(volume->numcomps * sizeof(opj_tcd_tilecomp_t));
 812                 for (compno = 0; compno < tile->numcomps; compno++) {
 813                         opj_tccp_t *tccp = &tcp->tccps[compno];
 814                         opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
 815                         int prevnumbands = 0;
 816
 817                         /* border of each tile component (global) */
 818                         tilec->x0 = int_ceildiv(tile->x0, volume->comps[compno].dx);
 819                         tilec->y0 = int_ceildiv(tile->y0, volume->comps[compno].dy);
 820                         tilec->z0 = int_ceildiv(tile->z0, volume->comps[compno].dz);
 821                         tilec->x1 = int_ceildiv(tile->x1, volume->comps[compno].dx);
 822                         tilec->y1 = int_ceildiv(tile->y1, volume->comps[compno].dy);
 823                         tilec->z1 = int_ceildiv(tile->z1, volume->comps[compno].dz);
 824
 825                         tilec->data = (int *) opj_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * (tilec->z1 - tilec->z0) * sizeof(int));
 826
 827                         res_max = 0;
 828                         for (i = 0;i < 3; i++){
 829                                 tilec->numresolution[i] = tccp->numresolution[i];
 830                                 /*Greater of 3 resolutions contains all information*/
 831                                 res_max = (tilec->numresolution[i] > res_max) ? tilec->numresolution[i] : res_max;
 832                         }
 833
 834                         tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(res_max * sizeof(opj_tcd_resolution_t));
 835
 836                         for (resno = 0; resno < res_max; resno++) {
 837                                 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
 838                                 int pdx, pdy, pdz;
 839                                 int tlprcxstart, tlprcystart, tlprczstart, brprcxend, brprcyend, brprczend;
 840                                 int tlcbgxstart, tlcbgystart, tlcbgzstart, brcbgxend, brcbgyend, brcbgzend;
 841                                 int cbgwidthexpn, cbgheightexpn, cbglengthexpn;
 842                                 int cblkwidthexpn, cblkheightexpn, cblklengthexpn;
 843                                 int levelnox = tilec->numresolution[0] - 1 - resno;
 844                                 int levelnoy = tilec->numresolution[1] - 1 - resno;
 845                                 int diff = tccp->numresolution[0] - tccp->numresolution[2];
 846                                 int levelnoz = tilec->numresolution[2] - 1 - ((resno <= diff) ? 0 : (resno - diff));
 847                                         if (levelnoz < 0) levelnoz = 0;
 848
 849                                 /* border for each resolution level (global) */
 850                                 res->x0 = int_ceildivpow2(tilec->x0, levelnox);
 851                                 res->y0 = int_ceildivpow2(tilec->y0, levelnoy);
 852                                 res->z0 = int_ceildivpow2(tilec->z0, levelnoz);
 853                                 res->x1 = int_ceildivpow2(tilec->x1, levelnox);
 854                                 res->y1 = int_ceildivpow2(tilec->y1, levelnoy);
 855                                 res->z1 = int_ceildivpow2(tilec->z1, levelnoz);
 856                                 res->numbands = (resno == 0) ? 1 : (resno <= diff) ? 3 : 7; /* --> 3D */
 857
 858                                 /* p. 30, table A-13, ISO/IEC IS154444-1 : 2002 */
 859                                 if (tccp->csty & J3D_CCP_CSTY_PRT) {
 860                                         pdx = tccp->prctsiz[0][resno];
 861                                         pdy = tccp->prctsiz[1][resno];
 862                                         pdz = tccp->prctsiz[2][resno];
 863                                 } else {
 864                                         pdx = 15;
 865                                         pdy = 15;
 866                                         pdz = 15;
 867                                 }
 868
 869                                 /* p. 66, B.16, ISO/IEC IS15444-1 : 2002  */
 870                                 tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx;
 871                                 tlprcystart = int_floordivpow2(res->y0, pdy) << pdy;
 872                                 tlprczstart = int_floordivpow2(res->z0, pdz) << pdz;
 873                                 brprcxend = int_ceildivpow2(res->x1, pdx) << pdx;
 874                                 brprcyend = int_ceildivpow2(res->y1, pdy) << pdy;
 875                                 brprczend = int_ceildivpow2(res->z1, pdz) << pdz;
 876
 877                                 res->prctno[0] = (brprcxend - tlprcxstart) >> pdx;
 878                                 res->prctno[1] = (brprcyend - tlprcystart) >> pdy;
 879                                 res->prctno[2] = (brprczend - tlprczstart) >> pdz;
 880
 881                                 /* p. 67, B.17 & B.18, ISO/IEC IS15444-1 : 2002  */
 882                                 if (resno == 0) {
 883                                         tlcbgxstart = tlprcxstart;/*0*/
 884                                         tlcbgystart = tlprcystart;
 885                                         tlcbgzstart = tlprczstart;
 886                                         brcbgxend = brprcxend;/*1*/
 887                                         brcbgyend = brprcyend;
 888                                         brcbgzend = brprczend;
 889                                         cbgwidthexpn = pdx; /*15*/
 890                                         cbgheightexpn = pdy;
 891                                         cbglengthexpn = pdz;
 892                                 } else {
 893                                         tlcbgxstart = int_ceildivpow2(tlprcxstart, 1);
 894                                         tlcbgystart = int_ceildivpow2(tlprcystart, 1);
 895                                         tlcbgzstart = int_ceildivpow2(tlprczstart, 1);
 896                                         brcbgxend = int_ceildivpow2(brprcxend, 1);
 897                                         brcbgyend = int_ceildivpow2(brprcyend, 1);
 898                                         brcbgzend = int_ceildivpow2(brprczend, 1);
 899                                         cbgwidthexpn = pdx - 1;
 900                                         cbgheightexpn = pdy - 1;
 901                                         cbglengthexpn = pdz - 1;
 902                                 }
 903
 904                                 cblkwidthexpn = int_min(tccp->cblk[0], cbgwidthexpn); /*6*/
 905                                 cblkheightexpn = int_min(tccp->cblk[1], cbgheightexpn); /*6*/
 906                                 cblklengthexpn = int_min(tccp->cblk[2], cbglengthexpn); /*6*/
 907
 908                                 res->bands = (opj_tcd_band_t *) opj_malloc(res->numbands * sizeof(opj_tcd_band_t));
 909                                 for (bandno = 0; bandno < res->numbands; bandno++) {
 910                                         int x0b, y0b, z0b;
 911                                         int gain, numbps;
 912                                         opj_stepsize_t *ss = NULL;
 913
 914                                         opj_tcd_band_t *band = &res->bands[bandno];
 915                                         band->bandno = resno == 0 ? 0 : bandno + 1;
 916                                         /* Bandno:      0 - LLL         2 - LHL
 917                                                                 1 - HLL         3 - HHL
 918                                                                 4 - LLH         6 - LHH
 919                                                                 5 - HLH         7 - HHH         */
 920                                         x0b = (band->bandno == 1) || (band->bandno == 3) || (band->bandno == 5 ) || (band->bandno == 7 ) ? 1 : 0;
 921                                         y0b = (band->bandno == 2) || (band->bandno == 3) || (band->bandno == 6 ) || (band->bandno == 7 ) ? 1 : 0;
 922                                         z0b = (band->bandno == 4) || (band->bandno == 5) || (band->bandno == 6 ) || (band->bandno == 7 ) ? 1 : 0;
 923
 924                                         /* p. 65, B.15, ISO/IEC IS15444-1 : 2002  */
 925                                         if (band->bandno == 0) {
 926                                                 /* band border (global) */
 927                                                 band->x0 = int_ceildivpow2(tilec->x0, levelnox);
 928                                                 band->y0 = int_ceildivpow2(tilec->y0, levelnoy);
 929                                                 band->z0 = int_ceildivpow2(tilec->z0, levelnoz);
 930                                                 band->x1 = int_ceildivpow2(tilec->x1, levelnox);
 931                                                 band->y1 = int_ceildivpow2(tilec->y1, levelnoy);
 932                                                 band->z1 = int_ceildivpow2(tilec->z1, levelnoz);
 933                                         } else {
 934                                                 band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelnox) * x0b, levelnox + 1);
 935                                                 band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelnoy) * y0b, levelnoy + 1);
 936                                                 band->z0 = int_ceildivpow2(tilec->z0 - (1 << levelnoz) * z0b, (resno <= diff) ? levelnoz : levelnoz + 1);
 937                                                 band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelnox) * x0b, levelnox + 1);
 938                                                 band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelnoy) * y0b, levelnoy + 1);
 939                                                 band->z1 = int_ceildivpow2(tilec->z1 - (1 << levelnoz) * z0b, (resno <= diff) ? levelnoz : levelnoz + 1);
 940                                         }
 941
 942                                         ss = &tccp->stepsizes[(resno == 0) ? 0 : (prevnumbands + bandno + 1)];
 943                                         if (bandno == (res->numbands - 1))
 944                                                 prevnumbands += (resno == 0) ? 0 : res->numbands;
 945                                         gain = dwt_getgain(band->bandno,tccp->reversible);
 946                                         numbps = volume->comps[compno].prec + gain;
 947
 948                                         band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn));
 949                                         band->numbps = ss->expn + tccp->numgbits - 1;   /* WHY -1 ? */
 950
 951                                         band->precincts = (opj_tcd_precinct_t *) opj_malloc(res->prctno[0] * res->prctno[1] * res->prctno[2] * sizeof(opj_tcd_precinct_t));
 952
 953                                         for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) {
 954                                                 int tlcblkxstart, tlcblkystart, tlcblkzstart, brcblkxend, brcblkyend, brcblkzend;
 955
 956                                                 int cbgxstart = tlcbgxstart + (precno % res->prctno[0]) * (1 << cbgwidthexpn);
 957                                                 int cbgystart = tlcbgystart + (precno / res->prctno[0]) * (1 << cbgheightexpn);
 958                                                 int cbgzstart = tlcbgzstart + (precno / (res->prctno[0] * res->prctno[1])) * (1 << cbglengthexpn);
 959                                                 int cbgxend = cbgxstart + (1 << cbgwidthexpn);
 960                                                 int cbgyend = cbgystart + (1 << cbgheightexpn);
 961                                                 int cbgzend = cbgzstart + (1 << cbglengthexpn);
 962
 963                                                 opj_tcd_precinct_t *prc = &band->precincts[precno];
 964                                                 /* precinct size (global) */
 965                                                 prc->x0 = int_max(cbgxstart, band->x0);
 966                                                 prc->y0 = int_max(cbgystart, band->y0);
 967                                                 prc->z0 = int_max(cbgzstart, band->z0);
 968                                                 prc->x1 = int_min(cbgxend, band->x1);
 969                                                 prc->y1 = int_min(cbgyend, band->y1);
 970                                                 prc->z1 = int_min(cbgzend, band->z1);
 971
 972                                                 tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn;
 973                                                 tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn;
 974                                                 tlcblkzstart = int_floordivpow2(prc->z0, cblklengthexpn) << cblklengthexpn;
 975                                                 brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn;
 976                                                 brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn;
 977                                                 brcblkzend = int_ceildivpow2(prc->z1, cblklengthexpn) << cblklengthexpn;
 978                                                 prc->cblkno[0] = (brcblkxend - tlcblkxstart) >> cblkwidthexpn;
 979                                                 prc->cblkno[1] = (brcblkyend - tlcblkystart) >> cblkheightexpn;
 980                                                 prc->cblkno[2] = (brcblkzend - tlcblkzstart) >> cblklengthexpn;
 981                                                 prc->cblkno[2] = (prc->cblkno[2] == 0) ? 1 : prc->cblkno[2];
 982
 983                                                 prc->cblks = (opj_tcd_cblk_t *) opj_malloc((prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]) * sizeof(opj_tcd_cblk_t));
 984                                                 prc->incltree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
 985                                                 prc->imsbtree = tgt_create(prc->cblkno[0], prc->cblkno[1], prc->cblkno[2]);
 986
 987                                                 for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]; cblkno++) {
 988                                                         int cblkxstart = tlcblkxstart + (cblkno % prc->cblkno[0]) * (1 << cblkwidthexpn);
 989                                                         int cblkystart = tlcblkystart + ((cblkno % (prc->cblkno[0] * prc->cblkno[1])) / prc->cblkno[0]) * (1 << cblkheightexpn);
 990                                                         int cblkzstart = tlcblkzstart + (cblkno / (prc->cblkno[0] * prc->cblkno[1])) * (1 << cblklengthexpn);
 991                                                         int cblkxend = cblkxstart + (1 << cblkwidthexpn);
 992                                                         int cblkyend = cblkystart + (1 << cblkheightexpn);
 993                                                         int cblkzend = cblkzstart + (1 << cblklengthexpn);
 994                                                         int prec = ((tilec->bpp > 16) ? 3 : ((tilec->bpp > 8) ? 2 : 1));
 995                                                         /* code-block size (global) */
 996                                                         opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
 997
 998                                                         /* code-block size (global) */
 999                                                         cblk->x0 = int_max(cblkxstart, prc->x0);
1000                                                         cblk->y0 = int_max(cblkystart, prc->y0);
1001                                                         cblk->z0 = int_max(cblkzstart, prc->z0);
1002                                                         cblk->x1 = int_min(cblkxend, prc->x1);
1003                                                         cblk->y1 = int_min(cblkyend, prc->y1);
1004                                                         cblk->z1 = int_min(cblkzend, prc->z1);
1005                                                 }
1006                                         } /* precno */
1007                                 } /* bandno */
1008                         } /* resno */
1009                 } /* compno */
1010         } /* i = 0..cp->tileno_size */
1011
1012         /*tcd_dump(stdout, tcd, tcd->tcd_volume);*/
1013
1014         /*
1015         Allocate place to store the decoded data = final volume
1016         Place limited by the tile really present in the codestream
1017         */
1018
1019         for (i = 0; i < volume->numcomps; i++) {
1020                 for (j = 0; j < cp->tileno_size; j++) {
1021                         tileno = cp->tileno[j];
1022                         x0 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].x0 : int_min(x0,(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].x0);
1023                         y0 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].y0 : int_min(y0,(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].y0);
1024                         z0 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].z0 : int_min(z0,(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].z0);
1025                         x1 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].x1 : int_max(x1,(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].x1);
1026                         y1 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].y1 : int_max(y1,(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].y1);
1027                         z1 = (j == 0) ? tcd->tcd_volume->tiles[tileno].comps[i].z1 : int_max(z1,(unsigned int) tcd->tcd_volume->tiles[tileno].comps[i].z1);
1028                 }
1029
1030                 w = x1 - x0;
1031                 h = y1 - y0;
1032                 l = z1 - z0;
1033
1034                 volume->comps[i].data = (int *) opj_malloc(w * h * l * sizeof(int));
1035                 volume->comps[i].w = w;
1036                 volume->comps[i].h = h;
1037                 volume->comps[i].l = l;
1038                 volume->comps[i].x0 = x0;
1039                 volume->comps[i].y0 = y0;
1040                 volume->comps[i].z0 = z0;
1041                 volume->comps[i].bigendian = cp->bigendian;
1042         }
1043 }
1044
1045 void tcd_free_decode(opj_tcd_t *tcd) {
1046         int tileno,compno,resno,bandno,precno;
1047
1048         opj_tcd_volume_t *tcd_volume = tcd->tcd_volume;
1049
1050         for (tileno = 0; tileno < tcd_volume->tw * tcd_volume->th * tcd_volume->tl; tileno++) {
1051                 opj_tcd_tile_t *tile = &tcd_volume->tiles[tileno];
1052                 for (compno = 0; compno < tile->numcomps; compno++) {
1053                         opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
1054                         for (resno = 0; resno < tilec->numresolution[0]; resno++) {
1055                                 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
1056                                 for (bandno = 0; bandno < res->numbands; bandno++) {
1057                                         opj_tcd_band_t *band = &res->bands[bandno];
1058                                         for (precno = 0; precno < res->prctno[1] * res->prctno[0] * res->prctno[2]; precno++) {
1059                                                 opj_tcd_precinct_t *prec = &band->precincts[precno];
1060                                                 if (prec->cblks != NULL) opj_free(prec->cblks);
1061                                                 if (prec->imsbtree != NULL) tgt_destroy(prec->imsbtree);
1062                         if (prec->incltree != NULL) tgt_destroy(prec->incltree);
1063                                                 /*for (treeno = 0; treeno < prec->numtrees; treeno++){
1064                             if (prec->imsbtree[treeno] != NULL) tgt_destroy(prec->imsbtree[treeno]);
1065                             if (prec->incltree[treeno] != NULL) tgt_destroy(prec->incltree[treeno]);
1066                                                 }*/
1067                                         }
1068                                         if (band->precincts != NULL) opj_free(band->precincts);
1069                                 }
1070                         }
1071                         if (tilec->resolutions != NULL) opj_free(tilec->resolutions);
1072                 }
1073                 if (tile->comps != NULL) opj_free(tile->comps);
1074         }
1075
1076         if (tcd_volume->tiles != NULL) opj_free(tcd_volume->tiles);
1077 }
1078
1079
1080
1081 /* ----------------------------------------------------------------------- */
1082 void tcd_makelayer_fixed(opj_tcd_t *tcd, int layno, int final) {
1083         int compno, resno, bandno, precno, cblkno;
1084         int value;                      /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolution[0]][3]; */
1085         int matrice[10][10][3];
1086         int i, j, k;
1087
1088         opj_cp_t *cp = tcd->cp;
1089         opj_tcd_tile_t *tcd_tile = tcd->tcd_tile;
1090         opj_tcp_t *tcd_tcp = tcd->tcp;
1091
1092         /*matrice=(int*)opj_malloc(tcd_tcp->numlayers*tcd_tile->comps[0].numresolution[0]*3*sizeof(int)); */
1093
1094         for (compno = 0; compno < tcd_tile->numcomps; compno++) {
1095                 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
1096                 for (i = 0; i < tcd_tcp->numlayers; i++) {
1097                         for (j = 0; j < tilec->numresolution[0]; j++) {
1098                                 for (k = 0; k < 3; k++) {
1099                                         matrice[i][j][k] =
1100                                                 (int) (cp->matrice[i * tilec->numresolution[0] * 3 + j * 3 + k]
1101                                                 * (float) (tcd->volume->comps[compno].prec / 16.0));
1102                                 }
1103                         }
1104                 }
1105
1106                 for (resno = 0; resno < tilec->numresolution[0]; resno++) {
1107                         opj_tcd_resolution_t *res = &tilec->resolutions[resno];
1108                         for (bandno = 0; bandno < res->numbands; bandno++) {
1109                                 opj_tcd_band_t *band = &res->bands[bandno];
1110                                 for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) {
1111                                         opj_tcd_precinct_t *prc = &band->precincts[precno];
1112                                         for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]; cblkno++) {
1113                                                 opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
1114                                                 opj_tcd_layer_t *layer = &cblk->layers[layno];
1115                                                 int n;
1116                                                 int imsb = tcd->volume->comps[compno].prec - cblk->numbps;      /* number of bit-plan equal to zero */
1117                                                 /* Correction of the matrix of coefficient to include the IMSB information */
1118                                                 if (layno == 0) {
1119                                                         value = matrice[layno][resno][bandno];
1120                                                         if (imsb >= value) {
1121                                                                 value = 0;
1122                                                         } else {
1123                                                                 value -= imsb;
1124                                                         }
1125                                                 } else {
1126                                                         value = matrice[layno][resno][bandno] - matrice[layno - 1][resno][bandno];
1127                                                         if (imsb >= matrice[layno - 1][resno][bandno]) {
1128                                                                 value -= (imsb - matrice[layno - 1][resno][bandno]);
1129                                                                 if (value < 0) {
1130                                                                         value = 0;
1131                                                                 }
1132                                                         }
1133                                                 }
1134
1135                                                 if (layno == 0) {
1136                                                         cblk->numpassesinlayers = 0;
1137                                                 }
1138
1139                                                 n = cblk->numpassesinlayers;
1140                                                 if (cblk->numpassesinlayers == 0) {
1141                                                         if (value != 0) {
1142                                                                 n = 3 * value - 2 + cblk->numpassesinlayers;
1143                                                         } else {
1144                                                                 n = cblk->numpassesinlayers;
1145                                                         }
1146                                                 } else {
1147                                                         n = 3 * value + cblk->numpassesinlayers;
1148                                                 }
1149
1150                                                 layer->numpasses = n - cblk->numpassesinlayers;
1151
1152                                                 if (!layer->numpasses)
1153                                                         continue;
1154
1155                                                 if (cblk->numpassesinlayers == 0) {
1156                                                         layer->len = cblk->passes[n - 1].rate;
1157                                                         layer->data = cblk->data;
1158                                                 } else {
1159                                                         layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers - 1].rate;
1160                                                         layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
1161                                                 }
1162                                                 if (final)
1163                                                         cblk->numpassesinlayers = n;
1164                                         }
1165                                 }
1166                         }
1167                 }
1168         }
1169 }
1170
1171 void tcd_rateallocate_fixed(opj_tcd_t *tcd) {
1172         int layno;
1173         for (layno = 0; layno < tcd->tcp->numlayers; layno++) {
1174                 tcd_makelayer_fixed(tcd, layno, 1);
1175         }
1176 }
1177
1178 void tcd_makelayer(opj_tcd_t *tcd, int layno, double thresh, int final) {
1179         int compno, resno, bandno, precno, cblkno, passno;
1180
1181         opj_tcd_tile_t *tcd_tile = tcd->tcd_tile;
1182
1183         tcd_tile->distolayer[layno] = 0;        /* fixed_quality */
1184
1185         for (compno = 0; compno < tcd_tile->numcomps; compno++) {
1186                 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
1187                 for (resno = 0; resno < tilec->numresolution[0]; resno++) {
1188                         opj_tcd_resolution_t *res = &tilec->resolutions[resno];
1189                         for (bandno = 0; bandno < res->numbands; bandno++) {
1190                                 opj_tcd_band_t *band = &res->bands[bandno];
1191                                 for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) {
1192                                         opj_tcd_precinct_t *prc = &band->precincts[precno];
1193                                         for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]; cblkno++) {
1194                                                 opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
1195                                                 opj_tcd_layer_t *layer = &cblk->layers[layno];
1196
1197                                                 int n;
1198                                                 if (layno == 0) {
1199                                                         cblk->numpassesinlayers = 0;
1200                                                 }
1201                                                 n = cblk->numpassesinlayers;
1202                                                 for (passno = cblk->numpassesinlayers; passno < cblk->totalpasses; passno++) {
1203                                                         int dr;
1204                                                         double dd;
1205                                                         opj_tcd_pass_t *pass = &cblk->passes[passno];
1206                                                         if (n == 0) {
1207                                                                 dr = pass->rate;
1208                                                                 dd = pass->distortiondec;
1209                                                         } else {
1210                                                                 dr = pass->rate - cblk->passes[n - 1].rate;
1211                                                                 dd = pass->distortiondec - cblk->passes[n - 1].distortiondec;
1212                                                         }
1213                                                         if (!dr) {
1214                                                                 if (dd)
1215                                                                         n = passno + 1;
1216                                                                 continue;
1217                                                         }
1218                                                         if (dd / dr >= thresh){
1219                                                                 n = passno + 1;
1220                                                         }
1221                                                 }
1222                                                 layer->numpasses = n - cblk->numpassesinlayers;
1223
1224                                                 if (!layer->numpasses) {
1225                                                         layer->disto = 0;
1226                                                         continue;
1227                                                 }
1228                                                 if (cblk->numpassesinlayers == 0) {
1229                                                         layer->len = cblk->passes[n - 1].rate;
1230                                                         layer->data = cblk->data;
1231                                                         layer->disto = cblk->passes[n - 1].distortiondec;
1232                                                 } else {
1233                                                         layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers - 1].rate;
1234                                                         layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
1235                                                         layer->disto = cblk->passes[n - 1].distortiondec - cblk->passes[cblk->numpassesinlayers - 1].distortiondec;
1236                                                 }
1237
1238                                                 tcd_tile->distolayer[layno] += layer->disto;    /* fixed_quality */
1239
1240                                                 if (final)
1241                                                         cblk->numpassesinlayers = n;
1242
1243                                         /*      fprintf(stdout,"MakeLayer : %d %f %d %d \n",layer->len, layer->disto, layer->numpasses, n);*/
1244                                         }
1245                                 }
1246                         }
1247                 }
1248         }
1249 }
1250
1251 bool tcd_rateallocate(opj_tcd_t *tcd, unsigned char *dest, int len, opj_volume_info_t * volume_info) {
1252         int compno, resno, bandno, precno, cblkno, passno, layno;
1253         double min, max;
1254         double cumdisto[100];   /* fixed_quality */
1255         const double K = 1;             /* 1.1; // fixed_quality */
1256         double maxSE = 0;
1257
1258         opj_cp_t *cp = tcd->cp;
1259         opj_tcd_tile_t *tcd_tile = tcd->tcd_tile;
1260         opj_tcp_t *tcd_tcp = tcd->tcp;
1261
1262         min = DBL_MAX;
1263         max = 0;
1264
1265         tcd_tile->nbpix = 0;            /* fixed_quality */
1266
1267         for (compno = 0; compno < tcd_tile->numcomps; compno++) {
1268                 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
1269                 tilec->nbpix = 0;
1270                 for (resno = 0; resno < tilec->numresolution[0]; resno++) {
1271                         opj_tcd_resolution_t *res = &tilec->resolutions[resno];
1272                         for (bandno = 0; bandno < res->numbands; bandno++) {
1273                                 opj_tcd_band_t *band = &res->bands[bandno];
1274                                 for (precno = 0; precno < res->prctno[0] * res->prctno[1] * res->prctno[2]; precno++) {
1275                                         opj_tcd_precinct_t *prc = &band->precincts[precno];
1276                                         for (cblkno = 0; cblkno < prc->cblkno[0] * prc->cblkno[1] * prc->cblkno[2]; cblkno++) {
1277                                                 opj_tcd_cblk_t *cblk = &prc->cblks[cblkno];
1278                                                 for (passno = 0; passno < cblk->totalpasses; passno++) {
1279                                                         opj_tcd_pass_t *pass = &cblk->passes[passno];
1280                                                         int dr;
1281                                                         double dd, rdslope;
1282                                                         if (passno == 0) {
1283                                                                 dr = pass->rate;
1284                                                                 dd = pass->distortiondec;
1285                                                         } else {
1286                                                                 dr = pass->rate - cblk->passes[passno - 1].rate;
1287                                                                 dd = pass->distortiondec - cblk->passes[passno - 1].distortiondec;
1288                                                         }
1289                                                         if (dr == 0) {
1290                                                                 continue;
1291                                                         }
1292                                                         rdslope = dd / dr;
1293                                                         if (rdslope < min) {
1294                                                                 min = rdslope;
1295                                                         }
1296                                                         if (rdslope > max) {
1297                                                                 max = rdslope;
1298                                                         }
1299
1300                                                 } /* passno */
1301
1302                                                 /* fixed_quality */
1303                                                 tcd_tile->nbpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0) * (cblk->z1 - cblk->z0));
1304                         tilec->nbpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0) * (cblk->z1 - cblk->z0));
1305                                         } /* cbklno */
1306                                 } /* precno */
1307                         } /* bandno */
1308                 } /* resno */
1309
1310                 maxSE += (((double)(1 << tcd->volume->comps[compno].prec) - 1.0)
1311                         * ((double)(1 << tcd->volume->comps[compno].prec) -1.0))
1312                         * ((double)(tilec->nbpix));
1313         } /* compno */
1314
1315         /* add antonin index */
1316         if(volume_info && volume_info->index_on) {
1317                 opj_tile_info_t *info_TL = &volume_info->tile[tcd->tcd_tileno];
1318                 info_TL->nbpix = tcd_tile->nbpix;
1319                 info_TL->distotile = tcd_tile->distotile;
1320                 info_TL->thresh = (double *) opj_malloc(tcd_tcp->numlayers * sizeof(double));
1321         }
1322         /* dda */
1323
1324         for (layno = 0; layno < tcd_tcp->numlayers; layno++) {
1325                 double lo = min;
1326                 double hi = max;
1327                 int success = 0;
1328                 int maxlen = tcd_tcp->rates[layno] ? int_min(((int) tcd_tcp->rates[layno]), len) : len;
1329                 double goodthresh;
1330                 double distotarget;             /* fixed_quality */
1331                 int i = 0;
1332
1333         /* fixed_quality */
1334                 distotarget = tcd_tile->distotile - ((K * maxSE) / pow((float)10, tcd_tcp->distoratio[layno] / 10));
1335
1336                 if ((tcd_tcp->rates[layno]) || (cp->disto_alloc==0)) {
1337                         opj_t2_t *t2 = t2_create(tcd->cinfo, tcd->volume, cp);
1338                         int oldl = 0, oldoldl = 0;
1339                         for (i = 0; i < 128; i++) {
1340                                 double thresh = (lo + hi) / 2;
1341                                 int l = 0;
1342                                 double distoachieved = 0;       /* fixed_quality -q */
1343
1344                                 tcd_makelayer(tcd, layno, thresh, 0);
1345
1346                                 if (cp->fixed_quality) {        /* fixed_quality -q */
1347                                         distoachieved = (layno == 0) ? tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno];
1348                                         if (distoachieved < distotarget) {
1349                                                 hi = thresh;
1350                                                 continue;
1351                                         }
1352                                         lo = thresh;
1353                                 } else {                /* disto_alloc -r, fixed_alloc -f */
1354                                         l = t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest, maxlen, volume_info);
1355                                         /*fprintf(stdout, "layno %d i %d len=%d max=%d \n",layno,i,l,maxlen);*/
1356                                         if (l == -999) {
1357                                                 lo = thresh;
1358                                                 continue;
1359                                         } else if (l == oldl && oldl == oldoldl && tcd_tile->distolayer[layno] > 0.0 && i>32)
1360                                                 break;
1361                                         hi = thresh;
1362                                         oldoldl = oldl;
1363                                         oldl = l;
1364                                 }
1365                                 success = 1;
1366                                 goodthresh = thresh;
1367                         }
1368                         t2_destroy(t2);
1369                 } else {
1370                         success = 1;
1371                         goodthresh = min;
1372                 }
1373                 if (!success) {
1374                         return false;
1375                 }
1376
1377                 if(volume_info && volume_info->index_on) {      /* Threshold for Marcela Index */
1378                         volume_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh;
1379                 }
1380                 tcd_makelayer(tcd, layno, goodthresh, 1);
1381
1382                 /* fixed_quality */
1383                 cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno];
1384         }
1385
1386         return true;
1387 }
1388
1389 /* ----------------------------------------------------------------------- */
1390 int tcd_encode_tile(opj_tcd_t *tcd, int tileno, unsigned char *dest, int len, opj_volume_info_t * volume_info) {
1391         int compno;
1392         int l = 0, i, npck = 0;
1393         double encoding_time;
1394
1395         opj_tcd_tile_t  *tile = NULL;
1396         opj_tcp_t               *tcd_tcp = NULL;
1397         opj_cp_t                *cp = NULL;
1398
1399         opj_tcp_t               *tcp = &tcd->cp->tcps[0];
1400         opj_tccp_t              *tccp = &tcp->tccps[0];
1401         opj_volume_t    *volume = tcd->volume;
1402         opj_t2_t                *t2 = NULL;             /* T2 component */
1403
1404         tcd->tcd_tileno = tileno;                       /* current encoded/decoded tile */
1405
1406         tcd->tcd_tile = tcd->tcd_volume->tiles; /* tile information */
1407         tile = tcd->tcd_tile;
1408
1409         tcd->tcp = &tcd->cp->tcps[tileno];      /* coding/decoding params of tileno */
1410         tcd_tcp = tcd->tcp;
1411
1412         cp = tcd->cp;           /* coding parameters */
1413
1414         /* INDEX >> */
1415         if(volume_info && volume_info->index_on) {
1416                 opj_tcd_tilecomp_t *tilec_idx = &tile->comps[0];        /* based on component 0 */
1417                 for (i = 0; i < tilec_idx->numresolution[0]; i++) {
1418                         opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[i];
1419
1420                         volume_info->tile[tileno].prctno[0][i] = res_idx->prctno[0];
1421                         volume_info->tile[tileno].prctno[1][i] = res_idx->prctno[1];
1422                         volume_info->tile[tileno].prctno[2][i] = res_idx->prctno[2];
1423
1424                         npck += res_idx->prctno[0] * res_idx->prctno[1] * res_idx->prctno[2];
1425
1426                         volume_info->tile[tileno].prctsiz[0][i] = tccp->prctsiz[0][i];
1427                         volume_info->tile[tileno].prctsiz[1][i] = tccp->prctsiz[1][i];
1428                         volume_info->tile[tileno].prctsiz[2][i] = tccp->prctsiz[2][i];
1429                 }
1430                 volume_info->tile[tileno].packet = (opj_packet_info_t *) opj_malloc(volume_info->comp * volume_info->layer * npck * sizeof(opj_packet_info_t));
1431         }
1432         /* << INDEX */
1433
1434         /*---------------TILE-------------------*/
1435         encoding_time = opj_clock();    /* time needed to encode a tile */
1436
1437         for (compno = 0; compno < tile->numcomps; compno++) {
1438                 int x, y, z;
1439                 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
1440
1441                 int adjust;
1442                 int offset_x = int_ceildiv(volume->x0, volume->comps[compno].dx); /*ceil(x0 / subsampling_dx)*/
1443                 int offset_y = int_ceildiv(volume->y0, volume->comps[compno].dy);
1444                 int offset_z = int_ceildiv(volume->z0, volume->comps[compno].dz);
1445
1446                 int tw = tilec->x1 - tilec->x0;
1447                 int w = int_ceildiv(volume->x1 - volume->x0, volume->comps[compno].dx);
1448                 int th = tilec->y1 - tilec->y0;
1449                 int h = int_ceildiv(volume->y1 - volume->y0, volume->comps[compno].dy);
1450                 int tl = tilec->z1 - tilec->z0;
1451                 int l = int_ceildiv(volume->z1 - volume->z0, volume->comps[compno].dz);
1452
1453
1454
1455                 /* extract tile data from volume.comps[0].data to tile.comps[0].data */
1456                 /*fprintf(stdout,"[INFO] Extract tile data\n");*/
1457                 if (tcd->cp->transform_format == TRF_3D_RLS || tcd->cp->transform_format == TRF_3D_LSE) {
1458                         adjust = 0;
1459                 } else {
1460             adjust = volume->comps[compno].sgnd ? 0 : 1 << (volume->comps[compno].prec - 1); /*sign=='+' --> 2^(prec-1)*/
1461                         if (volume->comps[compno].dcoffset != 0){
1462                                 adjust += volume->comps[compno].dcoffset;
1463                                 fprintf(stdout,"[INFO] DC Offset applied: DCO = %d -> adjust = %d\n",volume->comps[compno].dcoffset,adjust);
1464                         }
1465                 }
1466
1467                 if (tcd_tcp->tccps[compno].reversible == 1) { /*IF perfect reconstruction (DWT.5-3)*/
1468                         for (z = tilec->z0; z < tilec->z1; z++) {
1469                                 for (y = tilec->y0; y < tilec->y1; y++) {
1470                                         /* start of the src tile scanline */
1471                                         int *data = &volume->comps[compno].data[(tilec->x0 - offset_x) + (y - offset_y) * w + (z - offset_z) * w * h];
1472                                         /* start of the dst tile scanline */
1473                                         int *tile_data = &tilec->data[(y - tilec->y0) * tw + (z - tilec->z0) * tw * th];
1474                                         for (x = tilec->x0; x < tilec->x1; x++) {
1475                                                 *tile_data++ = *data++ - adjust;
1476                                         }
1477                                 }
1478                         }
1479                 } else if (tcd_tcp->tccps[compno].reversible == 0) { /*IF not (DWT.9-7)*/
1480                         for (z = tilec->z0; z < tilec->z1; z++) {
1481                                 for (y = tilec->y0; y < tilec->y1; y++) {
1482                                         /* start of the src tile scanline */
1483                                         int *data = &volume->comps[compno].data[(tilec->x0 - offset_x) + (y - offset_y) * w + (z - offset_z) * w * h];
1484                                         /* start of the dst tile scanline */
1485                                         int *tile_data = &tilec->data[(y - tilec->y0) * tw + (z - tilec->z0) * tw * th];
1486                                         for (x = tilec->x0; x < tilec->x1; x++) {
1487                                                 *tile_data++ = (*data++ - adjust) << 13;
1488                                         }
1489                                 }
1490                         }
1491                 }
1492
1493         }
1494
1495         /*----------------MCT-------------------*/
1496         if (tcd_tcp->mct) {
1497                 int samples = (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0) * (tile->comps[0].z1 - tile->comps[0].z0);
1498                 fprintf(stdout,"[INFO] Tcd_encode_tile: mct\n");
1499                 if (tcd_tcp->tccps[0].reversible == 0) {
1500                         mct_encode_real(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, samples);
1501                 } else {
1502                         mct_encode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, samples);
1503                 }
1504         }
1505         /*----------------TRANSFORM---------------------------------*/
1506         fprintf(stdout,"[INFO] Tcd_encode_tile: Transform\n");
1507         for (compno = 0; compno < tile->numcomps; compno++) {
1508                 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
1509                 dwt_encode(tilec, tcd_tcp->tccps[compno].dwtid);
1510         }
1511
1512         /*-------------------ENTROPY CODING-----------------------------*/
1513         fprintf(stdout,"[INFO] Tcd_encode_tile: Entropy coding\n");
1514         if ((cp->encoding_format == ENCOD_2EB)||(cp->encoding_format == ENCOD_3EB))
1515         {
1516                 if (cp->encoding_format == ENCOD_2EB) {
1517                         opj_t1_t *t1 = NULL;
1518                         t1 = t1_create(tcd->cinfo);
1519                         t1_encode_cblks(t1, tile, tcd_tcp);
1520                         t1_destroy(t1);
1521                 } else if (cp->encoding_format == ENCOD_3EB) {
1522                         opj_t1_3d_t *t1 = NULL;
1523                         t1 = t1_3d_create(tcd->cinfo);
1524                         t1_3d_encode_cblks(t1, tile, tcd_tcp);
1525                         t1_3d_destroy(t1);
1526                 }
1527                 /*-----------RATE-ALLOCATE------------------*/
1528                 /* INDEX */
1529                 if(volume_info) {
1530                         volume_info->index_write = 0;
1531                 }
1532                 if (cp->disto_alloc || cp->fixed_quality) {
1533                         fprintf(stdout,"[INFO] Tcd_encode_tile: Rate-allocate\n");
1534                         tcd_rateallocate(tcd, dest, len, volume_info);                  /* Normal Rate/distortion allocation */
1535                 } else {/* fixed_alloc */
1536             fprintf(stdout,"[INFO] Tcd_encode_tile: Rate-allocate fixed\n");
1537             tcd_rateallocate_fixed(tcd);                                                        /* Fixed layer allocation */
1538                 }
1539
1540                 /*--------------TIER2------------------*/
1541                 /* INDEX */
1542                 if(volume_info) {
1543                         volume_info->index_write = 1;
1544                 }
1545                 fprintf(stdout,"[INFO] Tcd_encode_tile: Tier - 2\n");
1546         t2 = t2_create(tcd->cinfo, volume, cp);
1547                 l = t2_encode_packets(t2, tileno, tile, tcd_tcp->numlayers, dest, len, volume_info);
1548         t2_destroy(t2);
1549         } else if ((cp->encoding_format == ENCOD_2GR)||(cp->encoding_format == ENCOD_3GR)) {
1550                 /*if(volume_info) {
1551                         volume_info->index_write = 1;
1552                 }
1553                 gr = golomb_create(tcd->cinfo, volume, cp);
1554                 l = golomb_encode(gr, tileno, tile, dest, len, volume_info);
1555                 golomb_destroy(gr);*/
1556         }
1557
1558
1559         /*---------------CLEAN-------------------*/
1560         fprintf(stdout,"[INFO] Tcd_encode_tile: %d bytes coded\n",l);
1561         encoding_time = opj_clock() - encoding_time;
1562         opj_event_msg(tcd->cinfo, EVT_INFO, "- tile encoded in %f s\n", encoding_time);
1563
1564         /* cleaning memory */
1565         for (compno = 0; compno < tile->numcomps; compno++) {
1566                 tcd->tilec = &tile->comps[compno];
1567                 opj_free(tcd->tilec->data);
1568         }
1569
1570         if (l == -999){
1571                 fprintf(stdout,"[ERROR] Unable to perform T2 tier. Return -999.\n");
1572                 return 0;
1573         }
1574
1575         return l;
1576 }
1577
1578
1579 bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno) {
1580         int l, i;
1581         int compno, eof = 0;
1582         double tile_time, t1_time, dwt_time;
1583
1584         opj_tcd_tile_t *tile = NULL;
1585         opj_t2_t *t2 = NULL;            /* T2 component */
1586
1587         tcd->tcd_tileno = tileno;
1588         tcd->tcd_tile = &(tcd->tcd_volume->tiles[tileno]);
1589         tcd->tcp = &(tcd->cp->tcps[tileno]);
1590         tile = tcd->tcd_tile;
1591
1592         tile_time = opj_clock();        /* time needed to decode a tile */
1593         opj_event_msg(tcd->cinfo, EVT_INFO, "tile %d / %d\n", tileno + 1, tcd->cp->tw * tcd->cp->th * tcd->cp->tl);
1594
1595         if ((tcd->cp->encoding_format == ENCOD_2EB) || (tcd->cp->encoding_format == ENCOD_3EB)) {
1596                 /*--------------TIER2------------------*/
1597                 t2 = t2_create(tcd->cinfo, tcd->volume, tcd->cp);
1598                 l = t2_decode_packets(t2, src, len, tileno, tile);
1599                 t2_destroy(t2);
1600                 opj_event_msg(tcd->cinfo, EVT_INFO, "Tcd_decode_tile: %d bytes decoded\n",l);
1601
1602                 if (l == -999) {
1603                         eof = 1;
1604                         opj_event_msg(tcd->cinfo, EVT_ERROR, "Tcd_decode_tile: incomplete bitstream\n");
1605                 }
1606
1607                 /*------------------TIER1-----------------*/
1608                 opj_event_msg(tcd->cinfo, EVT_INFO, "Tcd_decode_tile: Entropy decoding %d \n",tcd->cp->encoding_format);
1609                 t1_time = opj_clock();  /* time needed to decode a tile */
1610                 if (tcd->cp->encoding_format == ENCOD_2EB) {
1611                         opj_t1_t *t1 = NULL;            /* T1 component */
1612                         t1 = t1_create(tcd->cinfo);
1613                         t1_decode_cblks(t1, tile, tcd->tcp);
1614                         t1_destroy(t1);
1615                 }else if (tcd->cp->encoding_format == ENCOD_3EB) {
1616                         opj_t1_3d_t *t1 = NULL;         /* T1 component */
1617                         t1 = t1_3d_create(tcd->cinfo);
1618                         t1_3d_decode_cblks(t1, tile, tcd->tcp);
1619                         t1_3d_destroy(t1);
1620                 }
1621
1622                 t1_time = opj_clock() - t1_time;
1623                 #ifdef VERBOSE
1624                                 opj_event_msg(tcd->cinfo, EVT_INFO, "- tier-1 took %f s\n", t1_time);
1625                 #endif
1626         } else if ((tcd->cp->encoding_format == ENCOD_2GR)||(tcd->cp->encoding_format == ENCOD_3GR)) {
1627                 opj_event_msg(tcd->cinfo, EVT_INFO, "Tcd_decode_tile: Entropy decoding -- Does nothing :-D\n");
1628                 /*
1629                 gr = golomb_create(tcd->cinfo, tcd->volume, tcd->cp);
1630                 l = golomb_decode(gr, tileno, tile, src, len);
1631                 golomb_destroy(gr);
1632                 if (l == -999) {
1633                         eof = 1;
1634                         opj_event_msg(tcd->cinfo, EVT_ERROR, "Tcd_decode_tile: incomplete bitstream\n");
1635                 }
1636                 */
1637         }
1638
1639         /*----------------DWT---------------------*/
1640         fprintf(stdout,"[INFO] Tcd_decode_tile: Inverse DWT\n");
1641         dwt_time = opj_clock(); /* time needed to decode a tile */
1642         for (compno = 0; compno < tile->numcomps; compno++) {
1643                 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
1644                 int stops[3], dwtid[3];
1645
1646                 for (i = 0; i < 3; i++) {
1647                         if (tcd->cp->reduce[i] != 0)
1648                                 tcd->volume->comps[compno].resno_decoded[i] = tile->comps[compno].numresolution[i] - tcd->cp->reduce[i] - 1;
1649                         stops[i] = tilec->numresolution[i] - 1 - tcd->volume->comps[compno].resno_decoded[i];
1650                         if (stops[i] < 0) stops[i]=0;
1651                         dwtid[i] = tcd->cp->tcps->tccps[compno].dwtid[i];
1652                 }
1653
1654                 dwt_decode(tilec, stops, dwtid);
1655
1656                 for (i = 0; i < 3; i++) {
1657                         if (tile->comps[compno].numresolution[i] > 0) {
1658                                 tcd->volume->comps[compno].factor[i] = tile->comps[compno].numresolution[i] - (tcd->volume->comps[compno].resno_decoded[i] + 1);
1659                                 if ( (tcd->volume->comps[compno].factor[i]) < 0 )
1660                                         tcd->volume->comps[compno].factor[i] = 0;
1661                         }
1662                 }
1663         }
1664         dwt_time = opj_clock() - dwt_time;
1665         #ifdef VERBOSE
1666                         opj_event_msg(tcd->cinfo, EVT_INFO, "- dwt took %f s\n", dwt_time);
1667         #endif
1668
1669         /*----------------MCT-------------------*/
1670
1671         if (tcd->tcp->mct) {
1672                 if (tcd->tcp->tccps[0].reversible == 1) {
1673                         mct_decode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data,
1674                                 (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0) * (tile->comps[0].z1 - tile->comps[0].z0));
1675                 } else {
1676                         mct_decode_real(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data,
1677                                 (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0)* (tile->comps[0].z1 - tile->comps[0].z0));
1678                 }
1679         }
1680
1681         /*---------------TILE-------------------*/
1682
1683         for (compno = 0; compno < tile->numcomps; compno++) {
1684                 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
1685                 opj_tcd_resolution_t *res =     &tilec->resolutions[tcd->volume->comps[compno].resno_decoded[0]];
1686                 int adjust;
1687                 int minval = tcd->volume->comps[compno].sgnd ? -(1 << (tcd->volume->comps[compno].prec - 1)) : 0;
1688                 int maxval = tcd->volume->comps[compno].sgnd ? (1 << (tcd->volume->comps[compno].prec - 1)) - 1 : (1 << tcd->volume->comps[compno].prec) - 1;
1689
1690                 int tw = tilec->x1 - tilec->x0;
1691                 int w = tcd->volume->comps[compno].w;
1692                 int th = tilec->y1 - tilec->y0;
1693                 int h = tcd->volume->comps[compno].h;
1694
1695                 int i, j, k;
1696                 int offset_x = int_ceildivpow2(tcd->volume->comps[compno].x0, tcd->volume->comps[compno].factor[0]);
1697                 int offset_y = int_ceildivpow2(tcd->volume->comps[compno].y0, tcd->volume->comps[compno].factor[1]);
1698                 int offset_z = int_ceildivpow2(tcd->volume->comps[compno].z0, tcd->volume->comps[compno].factor[2]);
1699
1700                 if (tcd->cp->transform_format == TRF_3D_RLS || tcd->cp->transform_format == TRF_3D_LSE) {
1701                         adjust = 0;
1702                 } else {
1703             adjust = tcd->volume->comps[compno].sgnd ? 0 : 1 << (tcd->volume->comps[compno].prec - 1); /*sign=='+' --> 2^(prec-1)*/
1704                         if (tcd->volume->comps[compno].dcoffset != 0){
1705                                 adjust += tcd->volume->comps[compno].dcoffset;
1706                                 fprintf(stdout,"[INFO] DC Offset applied: DCO = %d -> adjust = %d\n",tcd->volume->comps[compno].dcoffset,adjust);
1707                         }
1708                 }
1709
1710                 for (k = res->z0; k < res->z1; k++) {
1711                         for (j = res->y0; j < res->y1; j++) {
1712                                 for (i = res->x0; i < res->x1; i++) {
1713                                         int v;
1714                                         float tmp = (float)((tilec->data[i - res->x0 + (j - res->y0) * tw + (k - res->z0) * tw * th]) / 8192.0);
1715
1716                                         if (tcd->tcp->tccps[compno].reversible == 1) {
1717                                                 v = tilec->data[i - res->x0 + (j - res->y0) * tw + (k - res->z0) * tw * th];
1718                                         } else {
1719                                                 int tmp2 = ((int) (floor(fabs(tmp)))) + ((int) floor(fabs(tmp*2))%2);
1720                                                 v = ((tmp < 0) ? -tmp2:tmp2);
1721                                         }
1722                                         v += adjust;
1723
1724                                         tcd->volume->comps[compno].data[(i - offset_x) + (j - offset_y) * w + (k - offset_z) * w * h] = int_clamp(v, minval, maxval);
1725                                 }
1726                         }
1727                 }
1728         }
1729
1730         tile_time = opj_clock() - tile_time;    /* time needed to decode a tile */
1731         opj_event_msg(tcd->cinfo, EVT_INFO, "- tile decoded in %f s\n", tile_time);
1732
1733         for (compno = 0; compno < tile->numcomps; compno++) {
1734                 opj_free(tcd->tcd_volume->tiles[tileno].comps[compno].data);
1735                 tcd->tcd_volume->tiles[tileno].comps[compno].data = NULL;
1736         }
1737
1738         if (eof) {
1739                 return false;
1740         }
1741
1742         return true;
1743 }
1744