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 García, Image Processing Laboratory, University of Valladolid, 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 /** @defgroup J3D J3D - JPEG-2000 PART 10 codestream reader/writer */
40 /*@{*/
41
42 /** @name Funciones locales */
43 /*@{*/
44
45 /**
46 Write the SOC marker (Start Of Codestream)
47 @param j3d J3D handle
48 */
49 static void j3d_write_soc(opj_j3d_t *j3d);
50 /**
51 Read the SOC marker (Start of Codestream)
52 @param j3d J3D handle
53 */
54 static void j3d_read_soc(opj_j3d_t *j3d);
55 /**
56 Write the SIZ marker (2D volume and tile size)
57 @param j3d J3D handle
58 */
59 static void j3d_write_siz(opj_j3d_t *j3d);
60 /**
61 Read the SIZ marker (2D volume and tile size)
62 @param j3d J3D handle
63 */
64 static void j3d_read_siz(opj_j3d_t *j3d);
65 /**
66 Write the NSI marker (3rd volume and tile size)
67 @param j3d J3D handle
68 */
69 static void j3d_write_nsi(opj_j3d_t *j3d);
70 /**
71 Read the NSI marker (3rd volume and tile size)
72 @param j3d J3D handle
73 */
74 static void j3d_read_nsi(opj_j3d_t *j3d);
75 /**
76 Write the COM marker (comment)
77 @param j3d J3D handle
78 */
79 static void j3d_write_com(opj_j3d_t *j3d);
80 /**
81 Read the COM marker (comment)
82 @param j3d J3D handle
83 */
84 static void j3d_read_com(opj_j3d_t *j3d);
85 /**
86 Write the value concerning the specified component in the marker COD and COC
87 @param j3d J3D handle
88 @param compno Number of the component concerned by the information written
89 */
90 static void j3d_write_cox(opj_j3d_t *j3d, int compno);
91 /**
92 Read the value concerning the specified component in the marker COD and COC
93 @param j3d J3D handle
94 @param compno Number of the component concerned by the information read
95 */
96 static void j3d_read_cox(opj_j3d_t *j3d, int compno);
97 /**
98 Write the COD marker (coding style default)
99 @param j3d J3D handle
100 */
101 static void j3d_write_cod(opj_j3d_t *j3d);
102 /**
103 Read the COD marker (coding style default)
104 @param j3d J3D handle
105 */
106 static void j3d_read_cod(opj_j3d_t *j3d);
107 /**
108 Write the COC marker (coding style component)
109 @param j3d J3D handle
110 @param compno Number of the component concerned by the information written
111 */
112 static void j3d_write_coc(opj_j3d_t *j3d, int compno);
113 /**
114 Read the COC marker (coding style component)
115 @param j3d J3D handle
116 */
117 static void j3d_read_coc(opj_j3d_t *j3d);
118 /**
119 Write the value concerning the specified component in the marker QCD and QCC
120 @param j3d J3D handle
121 @param compno Number of the component concerned by the information written
122 */
123 static void j3d_write_qcx(opj_j3d_t *j3d, int compno);
124 /**
125 Read the value concerning the specified component in the marker QCD and QCC
126 @param j3d J3D handle
127 @param compno Number of the component concern by the information read
128 @param len Length of the information in the QCX part of the marker QCD/QCC
129 */
130 static void j3d_read_qcx(opj_j3d_t *j3d, int compno, int len);
131 /**
132 Write the QCD marker (quantization default)
133 @param j3d J3D handle
134 */
135 static void j3d_write_qcd(opj_j3d_t *j3d);
136 /**
137 Read the QCD marker (quantization default)
138 @param j3d J3D handle
139 */
140 static void j3d_read_qcd(opj_j3d_t *j3d);
141 /**
142 Write the QCC marker (quantization component)
143 @param j3d J3D handle
144 @param compno Number of the component concerned by the information written
145 */
146 static void j3d_write_qcc(opj_j3d_t *j3d, int compno);
147 /**
148 Read the QCC marker (quantization component)
149 @param j3d J3D handle
150 */
151 static void j3d_read_qcc(opj_j3d_t *j3d);
152 /**
153 Write the POC marker (progression order change)
154 @param j3d J3D handle
155 */
156 static void j3d_write_poc(opj_j3d_t *j3d);
157 /**
158 Read the POC marker (progression order change)
159 @param j3d J3D handle
160 */
161 static void j3d_read_poc(opj_j3d_t *j3d);
162 /**
163 Read the CRG marker (component registration)
164 @param j3d J3D handle
165 */
166 static void j3d_read_crg(opj_j3d_t *j3d);
167 /**
168 Read the TLM marker (tile-part lengths)
169 @param j3d J3D handle
170 */
171 static void j3d_read_tlm(opj_j3d_t *j3d);
172 /**
173 Read the PLM marker (packet length, main header)
174 @param j3d J3D handle
175 */
176 static void j3d_read_plm(opj_j3d_t *j3d);
177 /**
178 Read the PLT marker (packet length, tile-part header)
179 @param j3d J3D handle
180 */
181 static void j3d_read_plt(opj_j3d_t *j3d);
182 /**
183 Read the PPM marker (packet packet headers, main header)
184 @param j3d J3D handle
185 */
186 static void j3d_read_ppm(opj_j3d_t *j3d);
187 /**
188 Read the PPT marker (packet packet headers, tile-part header)
189 @param j3d J3D handle
190 */
191 static void j3d_read_ppt(opj_j3d_t *j3d);
192 /**
193 Write the SOT marker (start of tile-part)
194 @param j3d J3D handle
195 */
196 static void j3d_write_sot(opj_j3d_t *j3d);
197 /**
198 Read the SOT marker (start of tile-part)
199 @param j3d J3D handle
200 */
201 static void j3d_read_sot(opj_j3d_t *j3d);
202 /**
203 Write the SOD marker (start of data)
204 @param j3d J3D handle
205 @param tile_coder Pointer to a TCD handle
206 */
207 static void j3d_write_sod(opj_j3d_t *j3d, void *tile_coder);
208 /**
209 Read the SOD marker (start of data)
210 @param j3d J3D handle
211 */
212 static void j3d_read_sod(opj_j3d_t *j3d);
213 /**
214 Write the RGN marker (region-of-interest)
215 @param j3d J3D handle
216 @param compno Number of the component concerned by the information written
217 @param tileno Number of the tile concerned by the information written
218 */
219 static void j3d_write_rgn(opj_j3d_t *j3d, int compno, int tileno);
220 /**
221 Read the RGN marker (region-of-interest)
222 @param j3d J3D handle
223 */
224 static void j3d_read_rgn(opj_j3d_t *j3d);
225 /**
226 Write the EOC marker (end of codestream)
227 @param j3d J3D handle
228 */
229 static void j3d_write_eoc(opj_j3d_t *j3d);
230 /**
231 Read the EOC marker (end of codestream)
232 @param j3d J3D handle
233 */
234 static void j3d_read_eoc(opj_j3d_t *j3d);
235 /**
236 Read an unknown marker
237 @param j3d J3D handle
238 */
239 static void j3d_read_unk(opj_j3d_t *j3d);
240 /**
241 Write the CAP marker (extended capabilities)
242 @param j3d J3D handle
243 */
244 static void j3d_write_cap(opj_j3d_t *j3d);
245 /**
246 Read the CAP marker (extended capabilities)
247 @param j3d J3D handle
248 */
249 static void j3d_read_cap(opj_j3d_t *j3d);
250 /**
251 Write the DCO marker (Variable DC offset)
252 @param j3d J3D handle
253 */
254 static void j3d_write_dco(opj_j3d_t *j3d);
255 /**
256 Read the DCO marker (Variable DC offset)
257 @param j3d J3D handle
258 */
259 static void j3d_read_dco(opj_j3d_t *j3d);
260 /**
261 Write the ATK marker (arbitrary transformation kernel)
262 @param j3d J3D handle
263 */
264 static void j3d_write_atk(opj_j3d_t *j3d);
265 /**
266 Read the ATK marker (arbitrary transformation kernel)
267 @param j3d J3D handle
268 */
269 static void j3d_read_atk(opj_j3d_t *j3d);
270 /**
271 Write the CBD marker (component bit depth definition)
272 @param j3d J3D handle
273 */
274 static void j3d_write_cbd(opj_j3d_t *j3d);
275 /**
276 Read the CBD marker (component bit depth definition)
277 @param j3d J3D handle
278 */
279 static void j3d_read_cbd(opj_j3d_t *j3d);
280 /**
281 Write the MCT marker (multiple component transfomation definition)
282 @param j3d J3D handle
283 */
284 static void j3d_write_mct(opj_j3d_t *j3d);
285 /**
286 Read the MCT marker (multiple component transfomation definition)
287 @param j3d J3D handle
288 */
289 static void j3d_read_mct(opj_j3d_t *j3d);
290 /**
291 Write the MCC marker (multiple component transfomation collection)
292 @param j3d J3D handle
293 */
294 static void j3d_write_mcc(opj_j3d_t *j3d);
295 /**
296 Read the MCC marker (multiple component transfomation collection)
297 @param j3d J3D handle
298 */
299 static void j3d_read_mcc(opj_j3d_t *j3d);
300 /**
301 Write the MCO marker (multiple component transfomation ordering)
302 @param j3d J3D handle
303 */
304 static void j3d_write_mco(opj_j3d_t *j3d);
305 /**
306 Read the MCO marker (multiple component transfomation ordering)
307 @param j3d J3D handle
308 */
309 static void j3d_read_mco(opj_j3d_t *j3d);
310 /**
311 Write the NLT marker (non-linearity point transformation)
312 @param j3d J3D handle
313 */
314 static void j3d_write_nlt(opj_j3d_t *j3d);
315 /**
316 Read the NLT marker (non-linearity point transformation)
317 @param j3d J3D handle
318 */
319 static void j3d_read_nlt(opj_j3d_t *j3d);
320 /*@}*/
321
322 /* ----------------------------------------------------------------------- */
323
j3d_dump_volume(FILE * fd,opj_volume_t * vol)324 static void j3d_dump_volume(FILE *fd, opj_volume_t * vol)
325 {
326 int compno;
327 fprintf(fd, "volume {\n");
328 fprintf(fd, " x0=%d, y0=%d, z0=%d, x1=%d, y1=%d, z1=%d\n", vol->x0, vol->y0,
329 vol->z0, vol->x1, vol->y1, vol->z1);
330 fprintf(fd, " numcomps=%d\n", vol->numcomps);
331 for (compno = 0; compno < vol->numcomps; compno++) {
332 opj_volume_comp_t *comp = &vol->comps[compno];
333 fprintf(fd, " comp %d {\n", compno);
334 fprintf(fd, " dx=%d, dy=%d, dz=%d\n", comp->dx, comp->dy, comp->dz);
335 fprintf(fd, " prec=%d\n", comp->prec);
336 fprintf(fd, " sgnd=%d\n", comp->sgnd);
337 fprintf(fd, " }\n");
338 }
339 fprintf(fd, "}\n");
340 }
341
j3d_dump_cp(FILE * fd,opj_volume_t * vol,opj_cp_t * cp)342 static void j3d_dump_cp(FILE *fd, opj_volume_t * vol, opj_cp_t * cp)
343 {
344 int tileno, compno, layno, bandno, resno, numbands;
345 fprintf(fd, "coding parameters {\n");
346 fprintf(fd, " tx0=%d, ty0=%d, tz0=%d\n", cp->tx0, cp->ty0, cp->tz0);
347 fprintf(fd, " tdx=%d, tdy=%d, tdz=%d\n", cp->tdx, cp->tdy, cp->tdz);
348 fprintf(fd, " tw=%d, th=%d, tl=%d\n", cp->tw, cp->th, cp->tl);
349 fprintf(fd, " transform format: %d\n", cp->transform_format);
350 fprintf(fd, " encoding format: %d\n", cp->encoding_format);
351 for (tileno = 0; tileno < cp->tw * cp->th * cp->tl; tileno++) {
352 opj_tcp_t *tcp = &cp->tcps[tileno];
353 fprintf(fd, " tile %d {\n", tileno);
354 fprintf(fd, " csty=%x\n", tcp->csty);
355 fprintf(fd, " prg=%d\n", tcp->prg);
356 fprintf(fd, " numlayers=%d\n", tcp->numlayers);
357 fprintf(fd, " mct=%d\n", tcp->mct);
358 fprintf(fd, " rates=");
359 for (layno = 0; layno < tcp->numlayers; layno++) {
360 fprintf(fd, "%f ", tcp->rates[layno]);
361 }
362 fprintf(fd, "\n");
363 fprintf(fd, " first=%d\n", tcp->first);
364 for (compno = 0; compno < vol->numcomps; compno++) {
365 opj_tccp_t *tccp = &tcp->tccps[compno];
366 fprintf(fd, " comp %d {\n", compno);
367 fprintf(fd, " csty=%x\n", tccp->csty);
368 fprintf(fd, " numresx=%d, numresy=%d, numresz=%d\n",
369 tccp->numresolution[0], tccp->numresolution[1], tccp->numresolution[2]);
370 fprintf(fd, " cblkw=%d, cblkh=%d, cblkl=%d\n", tccp->cblk[0],
371 tccp->cblk[1], tccp->cblk[2]);
372 fprintf(fd, " cblksty=%x\n", tccp->cblksty);
373 fprintf(fd, " qntsty=%d\n", tccp->qntsty);
374 fprintf(fd, " numgbits=%d\n", tccp->numgbits);
375 fprintf(fd, " roishift=%d\n", tccp->roishift);
376 fprintf(fd, " reversible=%d\n", tccp->reversible);
377 fprintf(fd, " dwtidx=%d dwtidy=%d dwtidz=%d\n", tccp->dwtid[0],
378 tccp->dwtid[1], tccp->dwtid[2]);
379 if (tccp->atk != NULL) {
380 fprintf(fd, " atk.index=%d\n", tccp->atk->index);
381 fprintf(fd, " atk.coeff_typ=%d\n", tccp->atk->coeff_typ);
382 fprintf(fd, " atk.filt_cat=%d\n", tccp->atk->filt_cat);
383 fprintf(fd, " atk.exten=%d\n", tccp->atk->exten);
384 fprintf(fd, " atk.minit=%d\n", tccp->atk->minit);
385 fprintf(fd, " atk.wt_typ=%d\n", tccp->atk->wt_typ);
386 }
387 fprintf(fd, " stepsizes of bands=");
388 numbands = (tccp->qntsty == J3D_CCP_QNTSTY_SIQNT) ? 1 :
389 ((cp->transform_format == TRF_2D_DWT) ? (tccp->numresolution[0] * 3 - 2) :
390 (tccp->numresolution[0] * 7 - 6) - 4 * (tccp->numresolution[0] -
391 tccp->numresolution[2]));
392 for (bandno = 0; bandno < numbands; bandno++) {
393 fprintf(fd, "(%d,%d) ", tccp->stepsizes[bandno].mant,
394 tccp->stepsizes[bandno].expn);
395 }
396 fprintf(fd, "\n");
397
398 if (tccp->csty & J3D_CCP_CSTY_PRT) {
399 fprintf(fd, " prcw=");
400 for (resno = 0; resno < tccp->numresolution[0]; resno++) {
401 fprintf(fd, "%d ", tccp->prctsiz[0][resno]);
402 }
403 fprintf(fd, "\n");
404 fprintf(fd, " prch=");
405 for (resno = 0; resno < tccp->numresolution[0]; resno++) {
406 fprintf(fd, "%d ", tccp->prctsiz[1][resno]);
407 }
408 fprintf(fd, "\n");
409 fprintf(fd, " prcl=");
410 for (resno = 0; resno < tccp->numresolution[0]; resno++) {
411 fprintf(fd, "%d ", tccp->prctsiz[2][resno]);
412 }
413 fprintf(fd, "\n");
414 }
415 fprintf(fd, " }\n");
416 }
417 fprintf(fd, " }\n");
418 }
419 fprintf(fd, "}\n");
420 }
421
422 /* -----------------------------------------------------------------------
423 Extended capabilities
424 ------------------------------------------------------------------------*/
425
j3d_write_cap(opj_j3d_t * j3d)426 static void j3d_write_cap(opj_j3d_t *j3d)
427 {
428 int len, lenp;
429
430 opj_cio_t *cio = j3d->cio;
431 cio_write(cio, J3D_MS_CAP, 2); /* CAP */
432 lenp = cio_tell(cio);
433 cio_skip(cio, 2);
434 cio_write(cio, J3D_CAP_10, 4);
435 if (J3D_CAP_10) {
436 cio_write(cio, 0x0, 2);
437 }
438 len = cio_tell(cio) - lenp;
439 cio_seek(cio, lenp);
440 cio_write(cio, len, 2); /* Lsiz */
441 cio_seek(cio, lenp + len);
442
443 }
j3d_read_cap(opj_j3d_t * j3d)444 static void j3d_read_cap(opj_j3d_t *j3d)
445 {
446 int len, Cap;
447 opj_cio_t *cio = j3d->cio;
448 /*cio_read(cio, 2); CAP */
449 len = cio_read(cio, 2);
450 Cap = cio_read(cio, 4);
451 if (Cap) {
452 cio_read(cio, 2);
453 }
454 assert(len == 2 + 4 + 2);
455 }
j3d_write_nsi(opj_j3d_t * j3d)456 static void j3d_write_nsi(opj_j3d_t *j3d)
457 {
458 int i;
459 int lenp, len;
460 int ndim = 3;
461
462 opj_cio_t *cio = j3d->cio;
463 opj_volume_t *volume = j3d->volume;
464 opj_cp_t *cp = j3d->cp;
465
466 cio_write(cio, J3D_MS_NSI, 2); /* NSI */
467 lenp = cio_tell(cio);
468 cio_skip(cio, 2);
469 cio_write(cio, ndim, 1); /* Ndim */
470 cio_write(cio, volume->z1, 4); /* Zsiz */
471 cio_write(cio, volume->z0, 4); /* Z0siz */
472 cio_write(cio, cp->tdz, 4); /* ZTsiz */
473 cio_write(cio, cp->tz0, 4); /* ZT0siz */
474 for (i = 0; i < volume->numcomps; i++) {
475 cio_write(cio, volume->comps[i].dz, 1); /* ZRsiz_i */
476 }
477 len = cio_tell(cio) - lenp;
478 cio_seek(cio, lenp);
479 cio_write(cio, len, 2); /* Lsiz */
480 cio_seek(cio, lenp + len);
481 }
482
j3d_read_nsi(opj_j3d_t * j3d)483 static void j3d_read_nsi(opj_j3d_t *j3d)
484 {
485 int ndim;
486 int len, i;
487
488 opj_cio_t *cio = j3d->cio;
489 opj_volume_t *volume = j3d->volume;
490 opj_cp_t *cp = j3d->cp;
491
492 len = cio_read(cio, 2); /* Lnsi */
493 ndim = cio_read(cio, 1); /* Ndim */
494 assert(ndim == 3);
495 volume->z1 = cio_read(cio, 4); /* Zsiz */
496 volume->z0 = cio_read(cio, 4); /* Z0siz */
497 cp->tdz = cio_read(cio, 4); /* ZTsiz */
498 cp->tz0 = cio_read(cio, 4); /* ZT0siz */
499 for (i = 0; i < volume->numcomps; i++) {
500 volume->comps[i].dz = cio_read(cio, 1); /* ZRsiz_i */
501 }
502
503 /*Initialization of volume*/
504 cp->tw = int_ceildiv(volume->x1 - cp->tx0, cp->tdx);
505 cp->th = int_ceildiv(volume->y1 - cp->ty0, cp->tdy);
506 cp->tl = int_ceildiv(volume->z1 - cp->tz0, cp->tdz);
507 cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(
508 opj_tcp_t));
509 cp->tileno = (int *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(int));
510 cp->tileno_size = 0;
511
512 for (i = 0; i < cp->tw * cp->th * cp->tl ; i++) {
513 cp->tcps[i].POC = 0;
514 cp->tcps[i].numpocs = 0;
515 cp->tcps[i].first = 1;
516 }
517
518 /* Initialization for PPM marker (Packets header)*/
519 cp->ppm = 0;
520 cp->ppm_data = NULL;
521 cp->ppm_data_first = NULL;
522 cp->ppm_previous = 0;
523 cp->ppm_store = 0;
524
525 j3d->default_tcp->tccps = (opj_tccp_t *) opj_malloc(sizeof(
526 opj_tccp_t) * volume->numcomps);
527 for (i = 0; i < cp->tw * cp->th * cp->tl ; i++) {
528 cp->tcps[i].tccps = (opj_tccp_t *) opj_malloc(sizeof(opj_tccp_t) *
529 volume->numcomps);
530 }
531 j3d->tile_data = (unsigned char **) opj_malloc(cp->tw * cp->th * cp->tl *
532 sizeof(unsigned char *));
533 j3d->tile_len = (int *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(int));
534 j3d->state = J3D_STATE_MH;
535
536 }
j3d_write_dco(opj_j3d_t * j3d)537 static void j3d_write_dco(opj_j3d_t *j3d)
538 {
539 int lenp, len, i;
540 int dcotype;
541
542 opj_cio_t *cio = j3d->cio;
543 opj_volume_t *volume = j3d->volume;
544 opj_cp_t *cp = j3d->cp;
545
546 dcotype = 1; /* Offsets are 16bit signed integers Table A21 15444-2 */
547 cio_write(cio, J3D_MS_DCO, 2); /* DCO */
548 lenp = cio_tell(cio);
549 cio_skip(cio, 2);
550 cio_write(cio, dcotype, 1);
551 if (dcotype == 0) {
552 for (i = 0; i < volume->numcomps; i++) {
553 cio_write(cio, volume->comps[i].dcoffset, 1); /* SPdco_i */
554 }
555 } else if (dcotype == 1) {
556 for (i = 0; i < volume->numcomps; i++) {
557 cio_write(cio, volume->comps[i].dcoffset, 1); /* SPdco_i */
558 opj_event_msg(j3d->cinfo, EVT_INFO, "dcotype %d DCO %d \n", dcotype,
559 volume->comps[i].dcoffset);
560 }
561 }
562 len = cio_tell(cio) - lenp;
563 cio_seek(cio, lenp);
564 cio_write(cio, len, 2); /* Ldco */
565 cio_seek(cio, lenp + len);
566
567 }
j3d_read_dco(opj_j3d_t * j3d)568 static void j3d_read_dco(opj_j3d_t *j3d)
569 {
570 int len, i;
571 int dcotype;
572
573 opj_cio_t *cio = j3d->cio;
574 opj_volume_t *volume = j3d->volume;
575 opj_cp_t *cp = j3d->cp;
576
577 len = cio_read(cio, 2); /* Lsiz */
578 dcotype = cio_read(cio, 1); /*offset 8bit unsigned / 16bit signed integers*/
579 if (dcotype == 0) {
580 for (i = 0; i < volume->numcomps; i++) {
581 volume->comps[i].dcoffset = cio_read(cio, 1);
582 if (volume->comps[i].dcoffset > 128) {
583 volume->comps[i].dcoffset = volume->comps[i].dcoffset - 256;
584 }
585 }
586 } else if (dcotype == 1) {
587 for (i = 0; i < volume->numcomps; i++) {
588 volume->comps[i].dcoffset = cio_read(cio, 1);
589 if (volume->comps[i].dcoffset > 128) {
590 volume->comps[i].dcoffset = volume->comps[i].dcoffset - 256;
591 }
592 }
593 }
594
595 }
j3d_write_atk(opj_j3d_t * j3d)596 static void j3d_write_atk(opj_j3d_t *j3d)
597 {
598 int lenp, len, s, k;
599
600 opj_cio_t *cio = j3d->cio;
601 opj_volume_t *volume = j3d->volume;
602 opj_atk_t *atk = j3d->cp->tcps->tccps->atk;
603
604 cio_write(cio, J3D_MS_ATK, 2); /* ATK */
605 lenp = cio_tell(cio);
606 cio_skip(cio, 2);
607 cio_write(cio, atk->index + (atk->coeff_typ << 8) + (atk->filt_cat << 11)
608 + (atk->wt_typ << 12) + (atk->minit << 13) + (atk->exten << 14),
609 2); /* Satk */
610 if (atk->wt_typ == J3D_ATK_IRR) {
611 cio_write(cio, (unsigned int)(atk->Katk * 8192.0), 1 << atk->coeff_typ);
612 }
613 cio_write(cio, atk->Natk, 1);
614 for (s = 0; s < atk->Natk; s++) {
615 if (atk->filt_cat == J3D_ATK_ARB) {
616 cio_write(cio, atk->Oatk[s], 1);
617 }
618 if (atk->wt_typ == J3D_ATK_REV) {
619 cio_write(cio, atk->Eatk[s], 1);
620 cio_write(cio, atk->Batk[s], 1);
621 }
622 cio_write(cio, atk->LCatk[s], 1);
623 for (k = 0; k < atk->LCatk[s]; k++) {
624 cio_write(cio, (unsigned int)(atk->Aatk[s][k] * 8192.0), 1 << atk->coeff_typ);
625 }
626 }
627 len = cio_tell(cio) - lenp;
628 cio_seek(cio, lenp);
629 cio_write(cio, len, 2); /* Latk */
630 cio_seek(cio, lenp + len);
631 }
j3d_read_atk(opj_j3d_t * j3d)632 static void j3d_read_atk(opj_j3d_t *j3d)
633 {
634 int len, i, Satk, k;
635
636 opj_cio_t *cio = j3d->cio;
637 opj_volume_t *volume = j3d->volume;
638 opj_cp_t *cp = j3d->cp;
639 opj_atk_t *atk = cp->tcps->tccps->atk;
640
641 len = cio_read(cio, 2); /* Latk */
642 Satk = cio_read(cio, 2);
643 atk->index = Satk & 0x00ff;
644 atk->coeff_typ = Satk >> 8 & 0x0007;
645 atk->filt_cat = Satk >> 11 & 0x0001;
646 atk->wt_typ = Satk >> 12 & 0x0001;
647 atk->minit = Satk >> 13 & 0x0001;
648 atk->exten = Satk >> 14 & 0x0001;
649 if (atk->wt_typ == J3D_ATK_IRR) {
650 atk->Katk = ((double) cio_read(cio, 1 << atk->coeff_typ) / 8192.0);
651 }
652 atk->Natk = cio_read(cio, 1);
653 for (i = 0; i < atk->Natk; i++) {
654 if (atk->filt_cat == J3D_ATK_ARB) {
655 atk->Oatk[i] = cio_read(cio, 1);
656 }
657 if (atk->wt_typ == J3D_ATK_REV) {
658 atk->Eatk[i] = cio_read(cio, 1);
659 atk->Batk[i] = cio_read(cio, 1);
660 }
661 atk->LCatk[i] = cio_read(cio, 1);
662 for (k = 0; k < atk->LCatk[i]; k++) {
663 atk->Aatk[i][k] = ((double) cio_read(cio, 1 << atk->coeff_typ) / 8192.0);
664 }
665 }
666 }
j3d_write_cbd(opj_j3d_t * j3d)667 static void j3d_write_cbd(opj_j3d_t *j3d)
668 {
669 }
j3d_read_cbd(opj_j3d_t * j3d)670 static void j3d_read_cbd(opj_j3d_t *j3d)
671 {
672 }
j3d_write_mct(opj_j3d_t * j3d)673 static void j3d_write_mct(opj_j3d_t *j3d)
674 {
675 }
j3d_read_mct(opj_j3d_t * j3d)676 static void j3d_read_mct(opj_j3d_t *j3d)
677 {
678 }
j3d_write_mcc(opj_j3d_t * j3d)679 static void j3d_write_mcc(opj_j3d_t *j3d)
680 {
681 }
j3d_read_mcc(opj_j3d_t * j3d)682 static void j3d_read_mcc(opj_j3d_t *j3d)
683 {
684 }
j3d_write_mco(opj_j3d_t * j3d)685 static void j3d_write_mco(opj_j3d_t *j3d)
686 {
687 }
j3d_read_mco(opj_j3d_t * j3d)688 static void j3d_read_mco(opj_j3d_t *j3d)
689 {
690 }
j3d_write_nlt(opj_j3d_t * j3d)691 static void j3d_write_nlt(opj_j3d_t *j3d)
692 {
693 }
j3d_read_nlt(opj_j3d_t * j3d)694 static void j3d_read_nlt(opj_j3d_t *j3d)
695 {
696 }
697 /* -----------------------------------------------------------------------
698 15444-1 codestream syntax
699 ------------------------------------------------------------------------*/
j3d_write_soc(opj_j3d_t * j3d)700 static void j3d_write_soc(opj_j3d_t *j3d)
701 {
702 opj_cio_t *cio = j3d->cio;
703 cio_write(cio, J3D_MS_SOC, 2);
704 }
705
j3d_read_soc(opj_j3d_t * j3d)706 static void j3d_read_soc(opj_j3d_t *j3d)
707 {
708 j3d->state = J3D_STATE_MHSIZ;
709 }
710
j3d_write_siz(opj_j3d_t * j3d)711 static void j3d_write_siz(opj_j3d_t *j3d)
712 {
713 int i;
714 int lenp, len;
715 int Rsiz;
716
717 opj_cio_t *cio = j3d->cio;
718 opj_volume_t *volume = j3d->volume;
719 opj_cp_t *cp = j3d->cp;
720
721 cio_write(cio, J3D_MS_SIZ, 2); /* SIZ */
722 lenp = cio_tell(cio);
723 cio_skip(cio, 2);
724 /*cio_write(cio, 0, 2);*/ /* Rsiz (capabilities of 15444-1 only) */
725 Rsiz = J3D_RSIZ_DCO |
726 J3D_RSIZ_ATK; /** | J3D_RSIZ_MCT | J3D_RSIZ_NONLT (not implemented yet)*/
727 cio_write(cio, Rsiz, 2); /* capabilities of WDv5.2*/
728 cio_write(cio, volume->x1, 4); /* Xsiz */
729 cio_write(cio, volume->y1, 4); /* Ysiz */
730 cio_write(cio, volume->x0, 4); /* X0siz */
731 cio_write(cio, volume->y0, 4); /* Y0siz */
732 cio_write(cio, cp->tdx, 4); /* XTsiz */
733 cio_write(cio, cp->tdy, 4); /* YTsiz */
734 cio_write(cio, cp->tx0, 4); /* XT0siz */
735 cio_write(cio, cp->ty0, 4); /* YT0siz */
736 cio_write(cio, volume->numcomps, 2); /* Csiz */
737 for (i = 0; i < volume->numcomps; i++) {
738 cio_write(cio, volume->comps[i].prec - 1 + (volume->comps[i].sgnd << 7),
739 1); /* Ssiz_i */
740 cio_write(cio, volume->comps[i].dx, 1); /* XRsiz_i */
741 cio_write(cio, volume->comps[i].dy, 1); /* YRsiz_i */
742 }
743 len = cio_tell(cio) - lenp;
744 cio_seek(cio, lenp);
745 cio_write(cio, len, 2); /* Lsiz */
746 cio_seek(cio, lenp + len);
747 }
748
j3d_read_siz(opj_j3d_t * j3d)749 static void j3d_read_siz(opj_j3d_t *j3d)
750 {
751 int len, i;
752
753 opj_cio_t *cio = j3d->cio;
754 opj_volume_t *volume = j3d->volume;
755 opj_cp_t *cp = j3d->cp;
756
757 len = cio_read(cio, 2); /* Lsiz */
758 cp->rsiz = cio_read(cio, 2); /* Rsiz (capabilities) */
759 volume->x1 = cio_read(cio, 4); /* Xsiz */
760 volume->y1 = cio_read(cio, 4); /* Ysiz */
761 volume->x0 = cio_read(cio, 4); /* X0siz */
762 volume->y0 = cio_read(cio, 4); /* Y0siz */
763 cp->tdx = cio_read(cio, 4); /* XTsiz */
764 cp->tdy = cio_read(cio, 4); /* YTsiz */
765 cp->tx0 = cio_read(cio, 4); /* XT0siz */
766 cp->ty0 = cio_read(cio, 4); /* YT0siz */
767
768 volume->numcomps = cio_read(cio, 2); /* Csiz */
769 volume->comps = (opj_volume_comp_t *) opj_malloc(volume->numcomps * sizeof(
770 opj_volume_comp_t));
771 for (i = 0; i < volume->numcomps; i++) {
772 int tmp, j;
773 tmp = cio_read(cio, 1); /* Ssiz_i */
774 volume->comps[i].prec = (tmp & 0x7f) + 1;
775 volume->comps[i].sgnd = tmp >> 7;
776 volume->comps[i].dx = cio_read(cio, 1); /* XRsiz_i */
777 volume->comps[i].dy = cio_read(cio, 1); /* YRsiz_i */
778 for (j = 0; j < 3; j++) {
779 volume->comps[i].resno_decoded[j] = 0; /* number of resolution decoded */
780 volume->comps[i].factor[j] = 0; /* reducing factor per component */
781 }
782 }
783
784 if (j3d->cinfo->codec_format == CODEC_J2K) {
785 volume->z1 = 1;
786 volume->z0 = 0;
787 volume->numslices = 1;
788 cp->tdz = 1;
789 cp->tz0 = 0;
790 for (i = 0; i < volume->numcomps; i++) {
791 volume->comps[i].dz = 1;
792 }
793
794 /*Initialization of volume*/
795 cp->tw = int_ceildiv(volume->x1 - cp->tx0, cp->tdx);
796 cp->th = int_ceildiv(volume->y1 - cp->ty0, cp->tdy);
797 cp->tl = int_ceildiv(volume->z1 - cp->tz0, cp->tdz);
798 cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(
799 opj_tcp_t));
800 cp->tileno = (int *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(int));
801 cp->tileno_size = 0;
802
803 for (i = 0; i < cp->tw * cp->th * cp->tl ; i++) {
804 cp->tcps[i].POC = 0;
805 cp->tcps[i].numpocs = 0;
806 cp->tcps[i].first = 1;
807 }
808
809 /* Initialization for PPM marker (Packets header)*/
810 cp->ppm = 0;
811 cp->ppm_data = NULL;
812 cp->ppm_data_first = NULL;
813 cp->ppm_previous = 0;
814 cp->ppm_store = 0;
815
816 j3d->default_tcp->tccps = (opj_tccp_t *) opj_malloc(sizeof(
817 opj_tccp_t) * volume->numcomps);
818 for (i = 0; i < cp->tw * cp->th * cp->tl ; i++) {
819 cp->tcps[i].tccps = (opj_tccp_t *) opj_malloc(sizeof(opj_tccp_t) *
820 volume->numcomps);
821 }
822 j3d->tile_data = (unsigned char **) opj_malloc(cp->tw * cp->th * cp->tl *
823 sizeof(unsigned char *));
824 j3d->tile_len = (int *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(int));
825 j3d->state = J3D_STATE_MH;
826 }
827 }
828
829
830
j3d_write_com(opj_j3d_t * j3d)831 static void j3d_write_com(opj_j3d_t *j3d)
832 {
833 unsigned int i;
834 int lenp, len;
835
836 opj_cio_t *cio = j3d->cio;
837
838 cio_write(cio, J3D_MS_COM, 2);
839 lenp = cio_tell(cio);
840 cio_skip(cio, 2);
841 cio_write(cio, 1, 2);
842 /*opj_event_msg(j3d->cinfo, EVT_INFO, "TRF %D ENCOD %d\n",j3d->cp->transform_format,j3d->cp->encoding_format);*/
843 if (j3d->cp->comment != NULL) {
844 char *comment = j3d->cp->comment;
845 for (i = 0; i < strlen(comment); i++) {
846 cio_write(cio, comment[i], 1);
847 }
848 }
849 len = cio_tell(cio) - lenp;
850 cio_seek(cio, lenp);
851 cio_write(cio, len, 2);
852 cio_seek(cio, lenp + len);
853 }
854
j3d_read_com(opj_j3d_t * j3d)855 static void j3d_read_com(opj_j3d_t *j3d)
856 {
857 int len;
858 opj_cio_t *cio = j3d->cio;
859
860 len = cio_read(cio, 2);
861 cio_read(cio, 2); // read registration
862
863 /*opj_event_msg(j3d->cinfo, EVT_INFO, "TRF %D ENCOD %d\n",j3d->cp->transform_format,j3d->cp->encoding_format);*/
864
865 cio_skip(cio, len - 4); /*possible comments*/
866 }
867
j3d_write_cox(opj_j3d_t * j3d,int compno)868 static void j3d_write_cox(opj_j3d_t *j3d, int compno)
869 {
870 int i;
871 int shift = 2;
872
873 opj_cp_t *cp = j3d->cp;
874 opj_tcp_t *tcp = &cp->tcps[j3d->curtileno];
875 opj_tccp_t *tccp = &tcp->tccps[compno];
876 opj_cio_t *cio = j3d->cio;
877
878 cio_write(cio, tccp->numresolution[0] - 1,
879 1); /* SPcox (D) No of decomposition levels in x-axis*/
880 if (j3d->cinfo->codec_format == CODEC_J3D) {
881 cio_write(cio, tccp->numresolution[1] - 1,
882 1); /* SPcox (E) No of decomposition levels in y-axis*/
883 cio_write(cio, tccp->numresolution[2] - 1,
884 1); /* SPcox (F) No of decomposition levels in z-axis*/
885 }
886 if (j3d->cinfo->codec_format == CODEC_J3D) {
887 /* Table A.7 */
888 shift = 0;
889 }
890 /* (cblkw - 2) + (cblkh - 2) + (cblkl - 2) <= 18*/
891 cio_write(cio, tccp->cblk[0] - shift,
892 1); /* SPcox (G) Cblk width entre 10 y 2 (8 y 0)*/
893 cio_write(cio, tccp->cblk[1] - shift,
894 1); /* SPcox (H) Cblk height*/
895 if (j3d->cinfo->codec_format == CODEC_J3D) {
896 cio_write(cio, tccp->cblk[2] - shift, 1); /* SPcox (I) Cblk depth*/
897 }
898 cio_write(cio, tccp->cblksty, 1); /* SPcox (J) Cblk style*/
899 cio_write(cio, tccp->dwtid[0],
900 1); /* SPcox (K) WT in x-axis 15444-2 Table A10*/
901 if (j3d->cinfo->codec_format == CODEC_J3D) {
902 cio_write(cio, tccp->dwtid[1],
903 1); /* SPcox (L) WT in y-axis 15444-2 Table A10*/
904 cio_write(cio, tccp->dwtid[2],
905 1); /* SPcox (M) WT in z-axis 15444-2 Table A10*/
906 }
907
908 if (tccp->csty & J3D_CCP_CSTY_PRT) {
909 for (i = 0; i < tccp->numresolution[0]; i++) {
910 if (i < tccp->numresolution[2]) {
911 cio_write(cio, tccp->prctsiz[0][i] + (tccp->prctsiz[1][i] << 4) +
912 (tccp->prctsiz[2][i] << 8), 2); /* SPcox (N_i) Table A9*/
913 } else if (j3d->cinfo->codec_format == CODEC_J3D) {
914 cio_write(cio, tccp->prctsiz[0][i] + (tccp->prctsiz[1][i] << 4),
915 2); /* SPcox (N_i) Table A9*/
916 } else {
917 cio_write(cio, tccp->prctsiz[0][i] + (tccp->prctsiz[1][i] << 4), 1);
918 } /* SPcox (N_i) Table A9*/
919 }
920 }
921 }
922
j3d_read_cox(opj_j3d_t * j3d,int compno)923 static void j3d_read_cox(opj_j3d_t *j3d, int compno)
924 {
925 int i;
926 int shift = 2;
927
928 opj_cp_t *cp = j3d->cp;
929 opj_tcp_t *tcp = j3d->state == J3D_STATE_TPH ? &cp->tcps[j3d->curtileno] :
930 j3d->default_tcp;
931 opj_tccp_t *tccp = &tcp->tccps[compno];
932 opj_cio_t *cio = j3d->cio;
933
934 tccp->numresolution[0] = cio_read(cio,
935 1) + 1; /* SPcox (D) No of decomposition levels in x-axis*/
936 if (j3d->cinfo->codec_format == CODEC_J3D) {
937 tccp->numresolution[1] = cio_read(cio,
938 1) + 1; /* SPcox (E) No of decomposition levels in y-axis*/
939 tccp->numresolution[2] = cio_read(cio,
940 1) + 1; /* SPcox (F) No of decomposition levels in z-axis*/
941 } else if (j3d->cinfo->codec_format == CODEC_J2K) {
942 tccp->numresolution[1] = tccp->numresolution[0];
943 tccp->numresolution[2] = 1;
944 }
945 /* check the reduce value */
946 cp->reduce[0] = int_min((tccp->numresolution[0]) - 1, cp->reduce[0]);
947 cp->reduce[1] = int_min((tccp->numresolution[1]) - 1, cp->reduce[1]);
948 cp->reduce[2] = int_min((tccp->numresolution[2]) - 1, cp->reduce[2]);
949
950 if (j3d->cinfo->codec_format == CODEC_J3D) {
951 /* Table A.7 */
952 shift = 0;
953 }
954 tccp->cblk[0] = cio_read(cio, 1) + shift; /* SPcox (G) */
955 tccp->cblk[1] = cio_read(cio, 1) + shift; /* SPcox (H) */
956 if (j3d->cinfo->codec_format == CODEC_J3D) {
957 tccp->cblk[2] = cio_read(cio, 1) + shift; /* SPcox (I) */
958 } else {
959 tccp->cblk[2] = tccp->cblk[0];
960 }
961
962 tccp->cblksty = cio_read(cio, 1); /* SPcox (J) */
963 tccp->dwtid[0] = cio_read(cio, 1); /* SPcox (K) */
964 if (j3d->cinfo->codec_format == CODEC_J3D) {
965 tccp->dwtid[1] = cio_read(cio, 1); /* SPcox (L) */
966 tccp->dwtid[2] = cio_read(cio, 1); /* SPcox (M) */
967 } else {
968 tccp->dwtid[1] = tccp->dwtid[0]; /* SPcox (L) */
969 tccp->dwtid[2] = tccp->dwtid[0]; /* SPcox (M) */
970 }
971 tccp->reversible = (tccp->dwtid[0] >= 1 && tccp->dwtid[1] >= 1 &&
972 tccp->dwtid[2] >= 1); /*TODO: only valid for irreversible 9x7 WTs*/
973 if (tccp->csty & J3D_CP_CSTY_PRT) {
974 for (i = 0; i < tccp->numresolution[0]; i++) {
975 int tmp = cio_read(cio, 2); /* SPcox (N_i) */
976 tccp->prctsiz[0][i] = tmp & 0xf;
977 tccp->prctsiz[1][i] = tmp >> 4;
978 tccp->prctsiz[2][i] = tmp >> 8;
979 }
980 }
981 }
982
j3d_write_cod(opj_j3d_t * j3d)983 static void j3d_write_cod(opj_j3d_t *j3d)
984 {
985 opj_cp_t *cp = NULL;
986 opj_tcp_t *tcp = NULL;
987 int lenp, len;
988
989 opj_cio_t *cio = j3d->cio;
990
991 cio_write(cio, J3D_MS_COD, 2); /* COD */
992
993 lenp = cio_tell(cio);
994 cio_skip(cio, 2);
995
996 cp = j3d->cp;
997 tcp = &cp->tcps[j3d->curtileno];
998
999 /* Scod : Table A-4*/
1000 cio_write(cio, tcp->csty, 1); /* Scod : Coding style parameters */
1001 /* SGcod : Table A-5*/
1002 cio_write(cio, tcp->prg, 1); /* SGcod (A) : Progression order */
1003 cio_write(cio, tcp->numlayers, 2); /* SGcod (B) : No of layers */
1004 cio_write(cio, tcp->mct,
1005 1); /* SGcod (C) : Multiple component transformation usage */
1006 /* SPcod : Table A-6*/
1007 j3d_write_cox(j3d, 0);
1008 len = cio_tell(cio) - lenp;
1009 cio_seek(cio, lenp);
1010 cio_write(cio, len, 2); /* Lcod */
1011 cio_seek(cio, lenp + len);
1012 }
1013
j3d_read_cod(opj_j3d_t * j3d)1014 static void j3d_read_cod(opj_j3d_t *j3d)
1015 {
1016 int len, i, pos;
1017
1018 opj_cio_t *cio = j3d->cio;
1019 opj_cp_t *cp = j3d->cp;
1020 opj_tcp_t *tcp = j3d->state == J3D_STATE_TPH ? &cp->tcps[j3d->curtileno] :
1021 j3d->default_tcp;
1022 opj_volume_t *volume = j3d->volume;
1023
1024 /* Lcod */
1025 len = cio_read(cio, 2);
1026 /* Scod : Table A-4*/
1027 tcp->csty = cio_read(cio, 1);
1028 /* SGcod : Table A-5*/
1029 tcp->prg = (OPJ_PROG_ORDER)cio_read(cio, 1);
1030 tcp->numlayers = cio_read(cio, 2);
1031 tcp->mct = cio_read(cio, 1);
1032
1033 pos = cio_tell(cio);
1034 for (i = 0; i < volume->numcomps; i++) {
1035 tcp->tccps[i].csty = tcp->csty & J3D_CP_CSTY_PRT;
1036 cio_seek(cio, pos);
1037 j3d_read_cox(j3d, i);
1038 }
1039 }
1040
j3d_write_coc(opj_j3d_t * j3d,int compno)1041 static void j3d_write_coc(opj_j3d_t *j3d, int compno)
1042 {
1043 int lenp, len;
1044
1045 opj_cp_t *cp = j3d->cp;
1046 opj_tcp_t *tcp = &cp->tcps[j3d->curtileno];
1047 opj_volume_t *volume = j3d->volume;
1048 opj_cio_t *cio = j3d->cio;
1049
1050 cio_write(cio, J3D_MS_COC, 2); /* COC */
1051 lenp = cio_tell(cio);
1052 cio_skip(cio, 2);
1053 cio_write(cio, compno, volume->numcomps <= 256 ? 1 : 2); /* Ccoc */
1054 cio_write(cio, tcp->tccps[compno].csty, 1); /* Scoc */
1055
1056 j3d_write_cox(j3d, compno);
1057
1058 len = cio_tell(cio) - lenp;
1059 cio_seek(cio, lenp);
1060 cio_write(cio, len, 2); /* Lcoc */
1061 cio_seek(cio, lenp + len);
1062 }
1063
j3d_read_coc(opj_j3d_t * j3d)1064 static void j3d_read_coc(opj_j3d_t *j3d)
1065 {
1066 int len, compno;
1067
1068 opj_cp_t *cp = j3d->cp;
1069 opj_tcp_t *tcp = j3d->state == J3D_STATE_TPH ? &cp->tcps[j3d->curtileno] :
1070 j3d->default_tcp;
1071 opj_volume_t *volume = j3d->volume;
1072 opj_cio_t *cio = j3d->cio;
1073
1074 len = cio_read(cio, 2); /* Lcoc */
1075 compno = cio_read(cio, volume->numcomps <= 256 ? 1 : 2); /* Ccoc */
1076 tcp->tccps[compno].csty = cio_read(cio, 1); /* Scoc */
1077 j3d_read_cox(j3d, compno);
1078 }
1079
j3d_write_qcx(opj_j3d_t * j3d,int compno)1080 static void j3d_write_qcx(opj_j3d_t *j3d, int compno)
1081 {
1082 int bandno, numbands;
1083 int expn, mant;
1084
1085 opj_cp_t *cp = j3d->cp;
1086 opj_tcp_t *tcp = &cp->tcps[j3d->curtileno];
1087 opj_tccp_t *tccp = &tcp->tccps[compno];
1088 opj_cio_t *cio = j3d->cio;
1089
1090 cio_write(cio, tccp->qntsty + (tccp->numgbits << 5),
1091 1); /* Sqcx : Table A28 de 15444-1*/
1092
1093 numbands = 0; // compiler warning
1094 if (j3d->cinfo->codec_format == CODEC_J2K) {
1095 numbands = tccp->qntsty == J3D_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolution[0] * 3
1096 - 2;
1097 } else if (j3d->cinfo->codec_format == CODEC_J3D) {
1098 int diff = tccp->numresolution[0] - tccp->numresolution[2];
1099 numbands = (tccp->qntsty == J3D_CCP_QNTSTY_SIQNT) ? 1 :
1100 (tccp->numresolution[0] * 7 - 6) - 4 * diff; /* SIQNT vs. SEQNT */
1101 }
1102
1103 for (bandno = 0; bandno < numbands; bandno++) {
1104 expn = tccp->stepsizes[bandno].expn;
1105 mant = tccp->stepsizes[bandno].mant;
1106
1107 if (tccp->qntsty == J3D_CCP_QNTSTY_NOQNT) {
1108 cio_write(cio, expn << 3, 1); /* SPqcx_i */
1109 } else {
1110 cio_write(cio, (expn << 11) + mant, 2); /* SPqcx_i */
1111 }
1112 }
1113 }
1114
j3d_read_qcx(opj_j3d_t * j3d,int compno,int len)1115 static void j3d_read_qcx(opj_j3d_t *j3d, int compno, int len)
1116 {
1117 int tmp;
1118 int bandno, numbands;
1119
1120 opj_cp_t *cp = j3d->cp;
1121 opj_tcp_t *tcp = j3d->state == J3D_STATE_TPH ? &cp->tcps[j3d->curtileno] :
1122 j3d->default_tcp;
1123 opj_tccp_t *tccp = &tcp->tccps[compno];
1124 opj_cio_t *cio = j3d->cio;
1125
1126 tmp = cio_read(cio, 1); /* Sqcx */
1127 tccp->qntsty = tmp & 0x1f;
1128 tccp->numgbits = tmp >> 5;
1129
1130 /*Numbands = 1 si SIQNT
1131 len - 1 si NOQNT
1132 (len - 1) / 2 si SEQNT */
1133 numbands = tccp->qntsty == J3D_CCP_QNTSTY_SIQNT ? 1 : ((
1134 tccp->qntsty == J3D_CCP_QNTSTY_NOQNT) ? len - 1 : (len - 1) / 2);
1135
1136 for (bandno = 0; bandno < numbands; bandno++) {
1137 int expn, mant;
1138 if (tccp->qntsty == J3D_CCP_QNTSTY_NOQNT) {
1139 expn = cio_read(cio, 1) >> 3; /* SPqcx_i */
1140 mant = 0;
1141 } else {
1142 tmp = cio_read(cio, 2); /* SPqcx_i */
1143 expn = tmp >> 11;
1144 mant = tmp & 0x7ff;
1145 }
1146 tccp->stepsizes[bandno].expn = expn;
1147 tccp->stepsizes[bandno].mant = mant;
1148 }
1149
1150 /* Add Antonin : if scalar_derived -> compute other stepsizes */
1151 if (tccp->qntsty == J3D_CCP_QNTSTY_SIQNT) {
1152 for (bandno = 1; bandno < J3D_MAXBANDS; bandno++) {
1153 int numbands = (cp->transform_format == TRF_2D_DWT) ? 3 : 7;
1154 tccp->stepsizes[bandno].expn = tccp->stepsizes[0].expn - ((
1155 bandno - 1) / numbands);
1156 tccp->stepsizes[bandno].mant = tccp->stepsizes[0].mant;
1157 }
1158 }
1159 /* ddA */
1160 }
1161
j3d_write_qcd(opj_j3d_t * j3d)1162 static void j3d_write_qcd(opj_j3d_t *j3d)
1163 {
1164 int lenp, len;
1165
1166 opj_cio_t *cio = j3d->cio;
1167
1168 cio_write(cio, J3D_MS_QCD, 2); /* QCD */
1169 lenp = cio_tell(cio);
1170 cio_skip(cio, 2);
1171 j3d_write_qcx(j3d, 0); /* Sqcd*/
1172 len = cio_tell(cio) - lenp;
1173 cio_seek(cio, lenp);
1174 cio_write(cio, len, 2); /* Lqcd */
1175 cio_seek(cio, lenp + len);
1176 }
1177
j3d_read_qcd(opj_j3d_t * j3d)1178 static void j3d_read_qcd(opj_j3d_t *j3d)
1179 {
1180 int len, i, pos;
1181
1182 opj_cio_t *cio = j3d->cio;
1183 opj_volume_t *volume = j3d->volume;
1184
1185 len = cio_read(cio, 2); /* Lqcd */
1186 pos = cio_tell(cio);
1187 for (i = 0; i < volume->numcomps; i++) {
1188 cio_seek(cio, pos);
1189 j3d_read_qcx(j3d, i, len - 2);
1190 }
1191 }
1192
j3d_write_qcc(opj_j3d_t * j3d,int compno)1193 static void j3d_write_qcc(opj_j3d_t *j3d, int compno)
1194 {
1195 int lenp, len;
1196
1197 opj_cio_t *cio = j3d->cio;
1198
1199 cio_write(cio, J3D_MS_QCC, 2); /* QCC */
1200 lenp = cio_tell(cio);
1201 cio_skip(cio, 2);
1202 cio_write(cio, compno, j3d->volume->numcomps <= 256 ? 1 : 2); /* Cqcc */
1203 j3d_write_qcx(j3d, compno);
1204 len = cio_tell(cio) - lenp;
1205 cio_seek(cio, lenp);
1206 cio_write(cio, len, 2); /* Lqcc */
1207 cio_seek(cio, lenp + len);
1208 }
1209
j3d_read_qcc(opj_j3d_t * j3d)1210 static void j3d_read_qcc(opj_j3d_t *j3d)
1211 {
1212 int len, compno;
1213 int numcomp = j3d->volume->numcomps;
1214 opj_cio_t *cio = j3d->cio;
1215
1216 len = cio_read(cio, 2); /* Lqcc */
1217 compno = cio_read(cio, numcomp <= 256 ? 1 : 2); /* Cqcc */
1218 j3d_read_qcx(j3d, compno, len - 2 - (numcomp <= 256 ? 1 : 2));
1219 }
1220
j3d_write_poc(opj_j3d_t * j3d)1221 static void j3d_write_poc(opj_j3d_t *j3d)
1222 {
1223 int len, numpchgs, i;
1224
1225 int numcomps = j3d->volume->numcomps;
1226
1227 opj_cp_t *cp = j3d->cp;
1228 opj_tcp_t *tcp = &cp->tcps[j3d->curtileno];
1229 opj_tccp_t *tccp = &tcp->tccps[0];
1230 opj_cio_t *cio = j3d->cio;
1231
1232 numpchgs = tcp->numpocs;
1233 cio_write(cio, J3D_MS_POC, 2); /* POC */
1234 len = 2 + (5 + 2 * (numcomps <= 256 ? 1 : 2)) * numpchgs;
1235 cio_write(cio, len, 2); /* Lpoc */
1236 for (i = 0; i < numpchgs; i++) {
1237 opj_poc_t *poc = &tcp->pocs[i];
1238 cio_write(cio, poc->resno0, 1); /* RSpoc_i */
1239 cio_write(cio, poc->compno0, (numcomps <= 256 ? 1 : 2)); /* CSpoc_i */
1240 cio_write(cio, poc->layno1, 2); /* LYEpoc_i */
1241 poc->layno1 = int_min(poc->layno1, tcp->numlayers);
1242 cio_write(cio, poc->resno1, 1); /* REpoc_i */
1243 poc->resno1 = int_min(poc->resno1, tccp->numresolution[0]);
1244 cio_write(cio, poc->compno1, (numcomps <= 256 ? 1 : 2)); /* CEpoc_i */
1245 poc->compno1 = int_min(poc->compno1, numcomps);
1246 cio_write(cio, poc->prg, 1); /* Ppoc_i */
1247 }
1248 }
1249
j3d_read_poc(opj_j3d_t * j3d)1250 static void j3d_read_poc(opj_j3d_t *j3d)
1251 {
1252 int len, numpchgs, i, old_poc;
1253
1254 int numcomps = j3d->volume->numcomps;
1255
1256 opj_cp_t *cp = j3d->cp;
1257 opj_tcp_t *tcp = j3d->state == J3D_STATE_TPH ? &cp->tcps[j3d->curtileno] :
1258 j3d->default_tcp;
1259 opj_tccp_t *tccp = &tcp->tccps[0];
1260 opj_cio_t *cio = j3d->cio;
1261
1262 old_poc = tcp->POC ? tcp->numpocs + 1 : 0;
1263 tcp->POC = 1;
1264 len = cio_read(cio, 2); /* Lpoc */
1265 numpchgs = (len - 2) / (5 + 2 * (numcomps <= 256 ? 1 : 2));
1266
1267 for (i = old_poc; i < numpchgs + old_poc; i++) {
1268 opj_poc_t *poc;
1269 poc = &tcp->pocs[i];
1270 poc->resno0 = cio_read(cio, 1); /* RSpoc_i */
1271 poc->compno0 = cio_read(cio, numcomps <= 256 ? 1 : 2); /* CSpoc_i */
1272 poc->layno1 = int_min(cio_read(cio, 2),
1273 (unsigned int) tcp->numlayers); /* LYEpoc_i */
1274 poc->resno1 = int_min(cio_read(cio, 1),
1275 (unsigned int) tccp->numresolution[0]); /* REpoc_i */
1276 poc->compno1 = int_min(
1277 cio_read(cio, numcomps <= 256 ? 1 : 2),
1278 (unsigned int) numcomps); /* CEpoc_i */
1279 poc->prg = (OPJ_PROG_ORDER)cio_read(cio, 1); /* Ppoc_i */
1280 }
1281
1282 tcp->numpocs = numpchgs + old_poc - 1;
1283 }
1284
j3d_read_crg(opj_j3d_t * j3d)1285 static void j3d_read_crg(opj_j3d_t *j3d)
1286 {
1287 int len, i, Xcrg_i, Ycrg_i, Zcrg_i;
1288
1289 opj_cio_t *cio = j3d->cio;
1290 int numcomps = j3d->volume->numcomps;
1291
1292 len = cio_read(cio, 2); /* Lcrg */
1293 for (i = 0; i < numcomps; i++) {
1294 Xcrg_i = cio_read(cio, 2); /* Xcrg_i */
1295 Ycrg_i = cio_read(cio, 2); /* Ycrg_i */
1296 Zcrg_i = cio_read(cio, 2); /* Zcrg_i */
1297 }
1298 }
1299
j3d_read_tlm(opj_j3d_t * j3d)1300 static void j3d_read_tlm(opj_j3d_t *j3d)
1301 {
1302 int len, Ztlm, Stlm, ST, SP, tile_tlm, i;
1303 long int Ttlm_i, Ptlm_i;
1304
1305 opj_cio_t *cio = j3d->cio;
1306
1307 len = cio_read(cio, 2); /* Ltlm */
1308 Ztlm = cio_read(cio, 1); /* Ztlm */
1309 Stlm = cio_read(cio, 1); /* Stlm */
1310 ST = ((Stlm >> 4) & 0x01) + ((Stlm >> 4) & 0x02);
1311 SP = (Stlm >> 6) & 0x01;
1312 tile_tlm = (len - 4) / ((SP + 1) * 2 + ST);
1313 for (i = 0; i < tile_tlm; i++) {
1314 Ttlm_i = cio_read(cio, ST); /* Ttlm_i */
1315 Ptlm_i = cio_read(cio, SP ? 4 : 2); /* Ptlm_i */
1316 }
1317 }
1318
j3d_read_plm(opj_j3d_t * j3d)1319 static void j3d_read_plm(opj_j3d_t *j3d)
1320 {
1321 int len, i, Zplm, Nplm, add, packet_len = 0;
1322
1323 opj_cio_t *cio = j3d->cio;
1324
1325 len = cio_read(cio, 2); /* Lplm */
1326 Zplm = cio_read(cio, 1); /* Zplm */
1327 len -= 3;
1328 while (len > 0) {
1329 Nplm = cio_read(cio, 4); /* Nplm */
1330 len -= 4;
1331 for (i = Nplm; i > 0; i--) {
1332 add = cio_read(cio, 1);
1333 len--;
1334 packet_len = (packet_len << 7) + add; /* Iplm_ij */
1335 if ((add & 0x80) == 0) {
1336 /* New packet */
1337 packet_len = 0;
1338 }
1339 if (len <= 0) {
1340 break;
1341 }
1342 }
1343 }
1344 }
1345
j3d_read_plt(opj_j3d_t * j3d)1346 static void j3d_read_plt(opj_j3d_t *j3d)
1347 {
1348 int len, i, Zplt, packet_len = 0, add;
1349
1350 opj_cio_t *cio = j3d->cio;
1351
1352 len = cio_read(cio, 2); /* Lplt */
1353 Zplt = cio_read(cio, 1); /* Zplt */
1354 for (i = len - 3; i > 0; i--) {
1355 add = cio_read(cio, 1);
1356 packet_len = (packet_len << 7) + add; /* Iplt_i */
1357 if ((add & 0x80) == 0) {
1358 /* New packet */
1359 packet_len = 0;
1360 }
1361 }
1362 }
1363
j3d_read_ppm(opj_j3d_t * j3d)1364 static void j3d_read_ppm(opj_j3d_t *j3d)
1365 {
1366 int len, Z_ppm, i, j;
1367 int N_ppm;
1368
1369 opj_cp_t *cp = j3d->cp;
1370 opj_cio_t *cio = j3d->cio;
1371
1372 len = cio_read(cio, 2);
1373 cp->ppm = 1;
1374
1375 Z_ppm = cio_read(cio, 1); /* Z_ppm */
1376 len -= 3;
1377 while (len > 0) {
1378 if (cp->ppm_previous == 0) {
1379 N_ppm = cio_read(cio, 4); /* N_ppm */
1380 len -= 4;
1381 } else {
1382 N_ppm = cp->ppm_previous;
1383 }
1384 j = cp->ppm_store;
1385 if (Z_ppm == 0) { /* First PPM marker */
1386 cp->ppm_data = (unsigned char *) opj_malloc(N_ppm * sizeof(unsigned char));
1387 cp->ppm_data_first = cp->ppm_data;
1388 cp->ppm_len = N_ppm;
1389 } else { /* NON-first PPM marker */
1390 cp->ppm_data = (unsigned char *) opj_realloc(cp->ppm_data,
1391 (N_ppm + cp->ppm_store) * sizeof(unsigned char));
1392 cp->ppm_data_first = cp->ppm_data;
1393 cp->ppm_len = N_ppm + cp->ppm_store;
1394 }
1395 for (i = N_ppm; i > 0; i--) { /* Read packet header */
1396 cp->ppm_data[j] = cio_read(cio, 1);
1397 j++;
1398 len--;
1399 if (len == 0) {
1400 break; /* Case of non-finished packet header in present marker but finished in next one */
1401 }
1402 }
1403 cp->ppm_previous = i - 1;
1404 cp->ppm_store = j;
1405 }
1406 }
1407
j3d_read_ppt(opj_j3d_t * j3d)1408 static void j3d_read_ppt(opj_j3d_t *j3d)
1409 {
1410 int len, Z_ppt, i, j = 0;
1411
1412 opj_cp_t *cp = j3d->cp;
1413 opj_tcp_t *tcp = cp->tcps + j3d->curtileno;
1414 opj_cio_t *cio = j3d->cio;
1415
1416 len = cio_read(cio, 2);
1417 Z_ppt = cio_read(cio, 1);
1418 tcp->ppt = 1;
1419 if (Z_ppt == 0) { /* First PPT marker */
1420 tcp->ppt_data = (unsigned char *) opj_malloc((len - 3) * sizeof(unsigned char));
1421 tcp->ppt_data_first = tcp->ppt_data;
1422 tcp->ppt_store = 0;
1423 tcp->ppt_len = len - 3;
1424 } else { /* NON-first PPT marker */
1425 tcp->ppt_data = (unsigned char *) opj_realloc(tcp->ppt_data,
1426 (len - 3 + tcp->ppt_store) * sizeof(unsigned char));
1427 tcp->ppt_data_first = tcp->ppt_data;
1428 tcp->ppt_len = len - 3 + tcp->ppt_store;
1429 }
1430 j = tcp->ppt_store;
1431 for (i = len - 3; i > 0; i--) {
1432 tcp->ppt_data[j] = cio_read(cio, 1);
1433 j++;
1434 }
1435 tcp->ppt_store = j;
1436 }
1437
j3d_write_sot(opj_j3d_t * j3d)1438 static void j3d_write_sot(opj_j3d_t *j3d)
1439 {
1440 int lenp, len;
1441
1442 opj_cio_t *cio = j3d->cio;
1443
1444 j3d->sot_start = cio_tell(cio);
1445 cio_write(cio, J3D_MS_SOT, 2); /* SOT */
1446 lenp = cio_tell(cio);
1447 cio_skip(cio, 2); /* Lsot (further) */
1448 cio_write(cio, j3d->curtileno, 2); /* Isot */
1449 cio_skip(cio, 4); /* Psot (further in j3d_write_sod) */
1450 cio_write(cio, 0, 1); /* TPsot */
1451 cio_write(cio, 1,
1452 1); /* TNsot (no of tile-parts of this tile in this codestream)*/
1453 len = cio_tell(cio) - lenp;
1454 cio_seek(cio, lenp);
1455 cio_write(cio, len, 2); /* Lsot */
1456 cio_seek(cio, lenp + len);
1457 }
1458
j3d_read_sot(opj_j3d_t * j3d)1459 static void j3d_read_sot(opj_j3d_t *j3d)
1460 {
1461 int len, tileno, totlen, partno, numparts, i;
1462 opj_tcp_t *tcp = NULL;
1463 char status = 0;
1464
1465 opj_cp_t *cp = j3d->cp;
1466 opj_cio_t *cio = j3d->cio;
1467
1468 len = cio_read(cio, 2);
1469 tileno = cio_read(cio, 2);
1470
1471 if (cp->tileno_size == 0) {
1472 cp->tileno[cp->tileno_size] = tileno;
1473 cp->tileno_size++;
1474 } else {
1475 i = 0;
1476 while (i < cp->tileno_size && status == 0) {
1477 status = cp->tileno[i] == tileno ? 1 : 0;
1478 i++;
1479 }
1480 if (status == 0) {
1481 cp->tileno[cp->tileno_size] = tileno;
1482 cp->tileno_size++;
1483 }
1484 }
1485
1486 totlen = cio_read(cio, 4);
1487 if (!totlen) {
1488 totlen = cio_numbytesleft(cio) + 8;
1489 }
1490
1491 partno = cio_read(cio, 1);
1492 numparts = cio_read(cio, 1);
1493
1494 j3d->curtileno = tileno;
1495 j3d->eot = cio_getbp(cio) - 12 + totlen;
1496 j3d->state = J3D_STATE_TPH;
1497 tcp = &cp->tcps[j3d->curtileno];
1498
1499 if (tcp->first == 1) {
1500
1501 /* Initialization PPT */
1502 opj_tccp_t *tmp = tcp->tccps;
1503 memcpy(tcp, j3d->default_tcp, sizeof(opj_tcp_t));
1504 tcp->ppt = 0;
1505 tcp->ppt_data = NULL;
1506 tcp->ppt_data_first = NULL;
1507 tcp->tccps = tmp;
1508
1509 for (i = 0; i < j3d->volume->numcomps; i++) {
1510 tcp->tccps[i] = j3d->default_tcp->tccps[i];
1511 }
1512 cp->tcps[j3d->curtileno].first = 0;
1513 }
1514 }
1515
j3d_write_sod(opj_j3d_t * j3d,void * tile_coder)1516 static void j3d_write_sod(opj_j3d_t *j3d, void *tile_coder)
1517 {
1518 int l, layno;
1519 int totlen;
1520 opj_tcp_t *tcp = NULL;
1521 opj_volume_info_t *volume_info = NULL;
1522
1523 opj_tcd_t *tcd = (opj_tcd_t*)
1524 tile_coder; /* cast is needed because of conflicts in header inclusions */
1525 opj_cp_t *cp = j3d->cp;
1526 opj_cio_t *cio = j3d->cio;
1527
1528 cio_write(cio, J3D_MS_SOD, 2);
1529 if (j3d->curtileno == 0) {
1530 j3d->sod_start = cio_tell(cio) + j3d->pos_correction;
1531 }
1532
1533 /* INDEX >> */
1534 volume_info = j3d->volume_info;
1535 if (volume_info && volume_info->index_on) {
1536 volume_info->tile[j3d->curtileno].end_header = cio_tell(
1537 cio) + j3d->pos_correction - 1;
1538 }
1539 /* << INDEX */
1540
1541 tcp = &cp->tcps[j3d->curtileno];
1542 for (layno = 0; layno < tcp->numlayers; layno++) {
1543 tcp->rates[layno] -= tcp->rates[layno] ? (j3d->sod_start /
1544 (cp->th * cp->tw * cp->tl)) : 0;
1545 }
1546
1547 if (volume_info) {
1548 volume_info->num = 0;
1549 }
1550
1551 l = tcd_encode_tile(tcd, j3d->curtileno, cio_getbp(cio),
1552 cio_numbytesleft(cio) - 2, volume_info);
1553
1554 /* Writing Psot in SOT marker */
1555 totlen = cio_tell(cio) + l - j3d->sot_start;
1556 cio_seek(cio, j3d->sot_start + 6);
1557 cio_write(cio, totlen, 4);
1558 cio_seek(cio, j3d->sot_start + totlen);
1559 }
1560
j3d_read_sod(opj_j3d_t * j3d)1561 static void j3d_read_sod(opj_j3d_t *j3d)
1562 {
1563 int len, truncate = 0, i;
1564 unsigned char *data = NULL, *data_ptr = NULL;
1565
1566 opj_cio_t *cio = j3d->cio;
1567 int curtileno = j3d->curtileno;
1568
1569 len = int_min(j3d->eot - cio_getbp(cio), cio_numbytesleft(cio) + 1);
1570
1571 if (len == cio_numbytesleft(cio) + 1) {
1572 truncate = 1; /* Case of a truncate codestream */
1573 }
1574
1575 data = (unsigned char *) opj_malloc((j3d->tile_len[curtileno] + len) * sizeof(
1576 unsigned char));
1577
1578 for (i = 0; i < j3d->tile_len[curtileno]; i++) {
1579 data[i] = j3d->tile_data[curtileno][i];
1580 }
1581
1582 data_ptr = data + j3d->tile_len[curtileno];
1583 for (i = 0; i < len; i++) {
1584 data_ptr[i] = cio_read(cio, 1);
1585 }
1586
1587 j3d->tile_len[curtileno] += len;
1588 opj_free(j3d->tile_data[curtileno]);
1589 j3d->tile_data[curtileno] = data;
1590
1591 if (!truncate) {
1592 j3d->state = J3D_STATE_TPHSOT;
1593 } else {
1594 j3d->state = J3D_STATE_NEOC; /* RAJOUTE !! */
1595 }
1596 }
1597
j3d_write_rgn(opj_j3d_t * j3d,int compno,int tileno)1598 static void j3d_write_rgn(opj_j3d_t *j3d, int compno, int tileno)
1599 {
1600
1601 opj_cp_t *cp = j3d->cp;
1602 opj_tcp_t *tcp = &cp->tcps[tileno];
1603 opj_cio_t *cio = j3d->cio;
1604 int numcomps = j3d->volume->numcomps;
1605
1606 cio_write(cio, J3D_MS_RGN, 2); /* RGN */
1607 cio_write(cio, numcomps <= 256 ? 5 : 6, 2); /* Lrgn */
1608 cio_write(cio, compno, numcomps <= 256 ? 1 : 2); /* Crgn */
1609 cio_write(cio, 0, 1); /* Srgn */
1610 cio_write(cio, tcp->tccps[compno].roishift, 1); /* SPrgn */
1611 }
1612
j3d_read_rgn(opj_j3d_t * j3d)1613 static void j3d_read_rgn(opj_j3d_t *j3d)
1614 {
1615 int len, compno, roisty;
1616
1617 opj_cp_t *cp = j3d->cp;
1618 opj_tcp_t *tcp = j3d->state == J3D_STATE_TPH ? &cp->tcps[j3d->curtileno] :
1619 j3d->default_tcp;
1620 opj_cio_t *cio = j3d->cio;
1621 int numcomps = j3d->volume->numcomps;
1622
1623 len = cio_read(cio, 2); /* Lrgn */
1624 compno = cio_read(cio, numcomps <= 256 ? 1 : 2); /* Crgn */
1625 roisty = cio_read(cio, 1); /* Srgn */
1626 tcp->tccps[compno].roishift = cio_read(cio, 1); /* SPrgn */
1627 }
1628
j3d_write_eoc(opj_j3d_t * j3d)1629 static void j3d_write_eoc(opj_j3d_t *j3d)
1630 {
1631 opj_cio_t *cio = j3d->cio;
1632 /* opj_event_msg(j3d->cinfo, "%.8x: EOC\n", cio_tell(cio) + j3d->pos_correction); */
1633 cio_write(cio, J3D_MS_EOC, 2);
1634 }
1635
j3d_read_eoc(opj_j3d_t * j3d)1636 static void j3d_read_eoc(opj_j3d_t *j3d)
1637 {
1638 int i, tileno;
1639
1640 #ifndef NO_PACKETS_DECODING
1641 opj_tcd_t *tcd = tcd_create(j3d->cinfo);
1642 tcd_malloc_decode(tcd, j3d->volume, j3d->cp);
1643 /*j3d_dump_volume(stdout, tcd->volume);
1644 j3d_dump_cp(stdout, tcd->volume, tcd->cp);*/
1645 for (i = 0; i < j3d->cp->tileno_size; i++) {
1646 tileno = j3d->cp->tileno[i];
1647 /*opj_event_msg(j3d->cinfo, EVT_INFO, "tcd_decode_tile \n");*/
1648 tcd_decode_tile(tcd, j3d->tile_data[tileno], j3d->tile_len[tileno], tileno);
1649 opj_free(j3d->tile_data[tileno]);
1650 j3d->tile_data[tileno] = NULL;
1651 }
1652 tcd_free_decode(tcd);
1653 tcd_destroy(tcd);
1654 #else
1655 for (i = 0; i < j3d->cp->tileno_size; i++) {
1656 tileno = j3d->cp->tileno[i];
1657 opj_free(j3d->tile_data[tileno]);
1658 j3d->tile_data[tileno] = NULL;
1659 }
1660 #endif
1661
1662 j3d->state = J3D_STATE_MT;
1663 }
1664
j3d_read_unk(opj_j3d_t * j3d)1665 static void j3d_read_unk(opj_j3d_t *j3d)
1666 {
1667 opj_event_msg(j3d->cinfo, EVT_WARNING, "Unknown marker\n");
1668 }
1669
1670 static opj_atk_t atk_info_wt[] = {
1671 {0, 1, J3D_ATK_WS, J3D_ATK_IRR, 0, J3D_ATK_WS, 1.230174104, 4, {0}, {0}, {0}, {1, 1, 1, 1}, {-1.586134342059924, -0.052980118572961, 0.882911075530934, 0.443506852043971}}, /* WT 9-7 IRR*/
1672 {1, 0, J3D_ATK_WS, J3D_ATK_REV, 0, J3D_ATK_WS, 0, 2, {0}, {1, 2}, {1, 2}, {1, 1}, {-1.0, 1.0}}, /* WT 5-3 REV*/
1673 {2, 0, J3D_ATK_ARB, J3D_ATK_REV, 0, J3D_ATK_CON, 0, 2, {0, 0}, {0, 1}, {0, 1}, {1, 1}, {{-1.0}, {1.0}}}, /* WT 2-2 REV*/
1674 {3, 0, J3D_ATK_ARB, J3D_ATK_REV, 1, J3D_ATK_CON, 0, 3, {0, 0, -1}, {0, 1, 2}, {0, 1, 2}, {1, 1, 3}, {{-1.0}, {1.0}, {1.0, 0.0, -1.0}}}, /* WT 2-6 REV*/
1675 {4, 0, J3D_ATK_ARB, J3D_ATK_REV, 1, J3D_ATK_CON, 0, 3, {0, 0, -2}, {0, 1, 6}, {0, 1, 32}, {1, 1, 5}, {{-1}, {1}, {-3.0, 22.0, 0.0, -22.0, 3.0}}}, /* WT 2-10 REV*/
1676 {5, 1, J3D_ATK_ARB, J3D_ATK_IRR, 1, J3D_ATK_WS, 1, 7, {0}, {0}, {0}, {1, 1, 2, 1, 2, 1, 3}, {{-1}, {1.58613434206}, {-0.460348209828, 0.460348209828}, {0.25}, {0.374213867768, -0.374213867768}, {-1.33613434206}, {0.29306717103, 0, -0.29306717103}}}, /* WT 6-10 IRR*/
1677 {
1678 6, 1, J3D_ATK_ARB, J3D_ATK_IRR, 0, J3D_ATK_WS, 1, 11, {0}, {0}, {0}, {1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 5}, {{-1}, {0, 99715069105}, {-1.00573127827, 1.00573127827}, {-0.27040357631}, {2.20509972343, -2.20509972343}, {0.08059995736},
1679 {-1.62682532350, 1.62682532350}, {0.52040357631}, {0.60404664250, -0.60404664250}, {-0.82775064841}, {-0.06615812964, 0.29402137720, 0, -0.29402137720, 0.06615812964}
1680 }
1681 }, /* WT 10-18 IRR*/
1682 {7, 1, J3D_ATK_WS, J3D_ATK_IRR, 0, J3D_ATK_WS, 1, 2, {0}, {0}, {0}, {1, 1}, {-0.5, 0.25}}, /* WT 5-3 IRR*/
1683 {8, 0, J3D_ATK_WS, J3D_ATK_REV, 0, J3D_ATK_WS, 0, 2, {0}, {4, 4}, {8, 8}, {2, 2}, {{-9, 1}, {5, -1}}} /* WT 13-7 REV*/
1684 };
1685
1686 typedef struct opj_dec_mstabent {
1687 /** marker value */
1688 int id;
1689 /** value of the state when the marker can appear */
1690 int states;
1691 /** action linked to the marker */
1692 void (*handler)(opj_j3d_t *j3d);
1693 } opj_dec_mstabent_t;
1694
1695 opj_dec_mstabent_t j3d_dec_mstab[] = {
1696 {J3D_MS_SOC, J3D_STATE_MHSOC, j3d_read_soc},
1697 {J3D_MS_SOT, J3D_STATE_MH | J3D_STATE_TPHSOT, j3d_read_sot},
1698 {J3D_MS_SOD, J3D_STATE_TPH, j3d_read_sod},
1699 {J3D_MS_EOC, J3D_STATE_TPHSOT, j3d_read_eoc},
1700 {J3D_MS_CAP, J3D_STATE_MHSIZ, j3d_read_cap},
1701 {J3D_MS_SIZ, J3D_STATE_MHSIZ, j3d_read_siz},
1702 {J3D_MS_NSI, J3D_STATE_MHSIZ, j3d_read_nsi},
1703 {J3D_MS_COD, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_cod},
1704 {J3D_MS_COC, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_coc},
1705 {J3D_MS_RGN, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_rgn},
1706 {J3D_MS_QCD, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_qcd},
1707 {J3D_MS_QCC, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_qcc},
1708 {J3D_MS_POC, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_poc},
1709 {J3D_MS_TLM, J3D_STATE_MH, j3d_read_tlm},
1710 {J3D_MS_PLM, J3D_STATE_MH, j3d_read_plm},
1711 {J3D_MS_PLT, J3D_STATE_TPH, j3d_read_plt},
1712 {J3D_MS_PPM, J3D_STATE_MH, j3d_read_ppm},
1713 {J3D_MS_PPT, J3D_STATE_TPH, j3d_read_ppt},
1714 {J3D_MS_SOP, 0, 0},
1715 {J3D_MS_CRG, J3D_STATE_MH, j3d_read_crg},
1716 {J3D_MS_COM, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_com},
1717 {J3D_MS_DCO, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_dco},
1718 {J3D_MS_ATK, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_atk},
1719 {0, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_unk}
1720 /*, -->must define the j3d_read functions
1721 {J3D_MS_CBD, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_cbd},
1722 {J3D_MS_MCT, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_mct},
1723 {J3D_MS_MCC, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_mcc},
1724 {J3D_MS_MCO, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_mco},
1725 {J3D_MS_NLT, J3D_STATE_MH | J3D_STATE_TPH, j3d_read_nlt},
1726 {J3D_MS_VMS, J3D_STATE_MH, j3d_read_vms},
1727 {J3D_MS_DFS, J3D_STATE_MH, j3d_read_dfs},
1728 {J3D_MS_ADS, J3D_STATE_MH, j3d_read_ads},
1729 {J3D_MS_QPD, J3D_STATE_MH, j3d_read_qpd},
1730 {J3D_MS_QPC, J3D_STATE_TPH, j3d_read_qpc}*/
1731 };
1732
1733 /**
1734 Read the lookup table containing all the marker, status and action
1735 @param id Marker value
1736 */
j3d_dec_mstab_lookup(int id)1737 static opj_dec_mstabent_t *j3d_dec_mstab_lookup(int id)
1738 {
1739 opj_dec_mstabent_t *e;
1740 for (e = j3d_dec_mstab; e->id != 0; e++) {
1741 if (e->id == id) {
1742 break;
1743 }
1744 }
1745 return e;
1746 }
1747
1748 /* ----------------------------------------------------------------------- */
1749 /* J3D / JPT decoder interface */
1750 /* ----------------------------------------------------------------------- */
1751
j3d_create_decompress(opj_common_ptr cinfo)1752 opj_j3d_t* j3d_create_decompress(opj_common_ptr cinfo)
1753 {
1754 opj_j3d_t *j3d = (opj_j3d_t*)opj_malloc(sizeof(opj_j3d_t));
1755 if (j3d) {
1756 j3d->cinfo = cinfo;
1757 j3d->default_tcp = (opj_tcp_t*)opj_malloc(sizeof(opj_tcp_t));
1758 if (!j3d->default_tcp) {
1759 opj_free(j3d);
1760 return NULL;
1761 }
1762 }
1763 return j3d;
1764 }
1765
j3d_destroy_decompress(opj_j3d_t * j3d)1766 void j3d_destroy_decompress(opj_j3d_t *j3d)
1767 {
1768 int i = 0;
1769
1770 if (j3d->tile_len != NULL) {
1771 opj_free(j3d->tile_len);
1772 }
1773 if (j3d->tile_data != NULL) {
1774 opj_free(j3d->tile_data);
1775 }
1776 if (j3d->default_tcp != NULL) {
1777 opj_tcp_t *default_tcp = j3d->default_tcp;
1778 if (default_tcp->ppt_data_first != NULL) {
1779 opj_free(default_tcp->ppt_data_first);
1780 }
1781 if (j3d->default_tcp->tccps != NULL) {
1782 opj_free(j3d->default_tcp->tccps);
1783 }
1784 opj_free(j3d->default_tcp);
1785 }
1786 if (j3d->cp != NULL) {
1787 opj_cp_t *cp = j3d->cp;
1788 if (cp->tcps != NULL) {
1789 for (i = 0; i < cp->tw * cp->th * cp->tl; i++) {
1790 if (cp->tcps[i].ppt_data_first != NULL) {
1791 opj_free(cp->tcps[i].ppt_data_first);
1792 }
1793 if (cp->tcps[i].tccps != NULL) {
1794 opj_free(cp->tcps[i].tccps);
1795 }
1796 }
1797 opj_free(cp->tcps);
1798 }
1799 if (cp->ppm_data_first != NULL) {
1800 opj_free(cp->ppm_data_first);
1801 }
1802 if (cp->tileno != NULL) {
1803 opj_free(cp->tileno);
1804 }
1805 if (cp->comment != NULL) {
1806 opj_free(cp->comment);
1807 }
1808
1809 opj_free(cp);
1810 }
1811
1812 opj_free(j3d);
1813 }
1814
j3d_setup_decoder(opj_j3d_t * j3d,opj_dparameters_t * parameters)1815 void j3d_setup_decoder(opj_j3d_t *j3d, opj_dparameters_t *parameters)
1816 {
1817 if (j3d && parameters) {
1818 /* create and initialize the coding parameters structure */
1819 opj_cp_t *cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
1820 cp->reduce[0] = parameters->cp_reduce[0];
1821 cp->reduce[1] = parameters->cp_reduce[1];
1822 cp->reduce[2] = parameters->cp_reduce[2];
1823 cp->layer = parameters->cp_layer;
1824 cp->bigendian = parameters->bigendian;
1825
1826 /* MM: Settings of the following two member variables would take
1827 place during j3d_read_com. FIXME */
1828 cp->encoding_format = ENCOD_3EB;
1829 cp->transform_format = TRF_2D_DWT;
1830
1831 /* keep a link to cp so that we can destroy it later in j3d_destroy_decompress */
1832 j3d->cp = cp;
1833 }
1834 }
1835
j3d_decode(opj_j3d_t * j3d,opj_cio_t * cio)1836 opj_volume_t* j3d_decode(opj_j3d_t *j3d, opj_cio_t *cio)
1837 {
1838 opj_volume_t *volume = NULL;
1839
1840 opj_common_ptr cinfo = j3d->cinfo;
1841
1842 j3d->cio = cio;
1843
1844 /* create an empty volume */
1845 volume = (opj_volume_t*)opj_malloc(sizeof(opj_volume_t));
1846 j3d->volume = volume;
1847
1848 j3d->state = J3D_STATE_MHSOC;
1849
1850 for (;;) {
1851 opj_dec_mstabent_t *e;
1852 int id = cio_read(cio, 2);
1853 if (id >> 8 != 0xff) {
1854 opj_volume_destroy(volume);
1855 opj_event_msg(cinfo, EVT_ERROR, "%.8x: expected a marker instead of %x\n",
1856 cio_tell(cio) - 2, id);
1857 return 0;
1858 }
1859 e = j3d_dec_mstab_lookup(id);
1860 /*opj_event_msg(cinfo, EVT_INFO, "MARKER %x PREVSTATE %d E->STATE %d\n",e->id,j3d->state,e->states);*/
1861 if (!(j3d->state & e->states)) {
1862 opj_volume_destroy(volume);
1863 opj_event_msg(cinfo, EVT_ERROR, "%.8x: unexpected marker %x\n",
1864 cio_tell(cio) - 2, id);
1865 return 0;
1866 }
1867 if (e->handler) {
1868 (*e->handler)(j3d);
1869 }
1870 /*opj_event_msg(cinfo, EVT_INFO, "POSTSTATE %d\n",j3d->state);*/
1871 if (j3d->state == J3D_STATE_MT) {
1872 break;
1873 }
1874 if (j3d->state == J3D_STATE_NEOC) {
1875 break;
1876 }
1877 }
1878 if (j3d->state == J3D_STATE_NEOC) {
1879 j3d_read_eoc(j3d);
1880 }
1881
1882 if (j3d->state != J3D_STATE_MT) {
1883 opj_event_msg(cinfo, EVT_WARNING, "Incomplete bitstream\n");
1884 }
1885
1886 return volume;
1887 }
1888
1889 /* ----------------------------------------------------------------------- */
1890 /* J3D encoder interface */
1891 /* ----------------------------------------------------------------------- */
1892
j3d_create_compress(opj_common_ptr cinfo)1893 opj_j3d_t* j3d_create_compress(opj_common_ptr cinfo)
1894 {
1895 opj_j3d_t *j3d = (opj_j3d_t*)opj_malloc(sizeof(opj_j3d_t));
1896 if (j3d) {
1897 j3d->cinfo = cinfo;
1898 }
1899 return j3d;
1900 }
1901
j3d_destroy_compress(opj_j3d_t * j3d)1902 void j3d_destroy_compress(opj_j3d_t *j3d)
1903 {
1904 int tileno;
1905
1906 if (!j3d) {
1907 return;
1908 }
1909
1910 if (j3d->volume_info != NULL) {
1911 opj_volume_info_t *volume_info = j3d->volume_info;
1912 if (volume_info->index_on && j3d->cp) {
1913 opj_cp_t *cp = j3d->cp;
1914 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
1915 opj_tile_info_t *tile_info = &volume_info->tile[tileno];
1916 opj_free(tile_info->thresh);
1917 opj_free(tile_info->packet);
1918 }
1919 opj_free(volume_info->tile);
1920 }
1921 opj_free(volume_info);
1922 }
1923 if (j3d->cp != NULL) {
1924 opj_cp_t *cp = j3d->cp;
1925
1926 if (cp->comment) {
1927 opj_free(cp->comment);
1928 }
1929 if (cp->matrice) {
1930 opj_free(cp->matrice);
1931 }
1932 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
1933 opj_free(cp->tcps[tileno].tccps);
1934 }
1935 opj_free(cp->tcps);
1936 opj_free(cp);
1937 }
1938
1939 opj_free(j3d);
1940 }
1941
j3d_setup_encoder(opj_j3d_t * j3d,opj_cparameters_t * parameters,opj_volume_t * volume)1942 void j3d_setup_encoder(opj_j3d_t *j3d, opj_cparameters_t *parameters,
1943 opj_volume_t *volume)
1944 {
1945 int i, j, tileno, numpocs_tile;
1946 opj_cp_t *cp = NULL;
1947
1948 if (!j3d || !parameters || ! volume) {
1949 return;
1950 }
1951
1952 /* create and initialize the coding parameters structure */
1953 cp = (opj_cp_t*)opj_malloc(sizeof(opj_cp_t));
1954
1955 /* keep a link to cp so that we can destroy it later in j3d_destroy_compress */
1956 j3d->cp = cp;
1957
1958 /* set default values for cp */
1959 cp->tw = 1;
1960 cp->th = 1;
1961 cp->tl = 1;
1962
1963 /* copy user encoding parameters */
1964 cp->disto_alloc = parameters->cp_disto_alloc;
1965 cp->fixed_alloc = parameters->cp_fixed_alloc;
1966 cp->fixed_quality = parameters->cp_fixed_quality;
1967
1968 /* transform and coding method */
1969 cp->transform_format = parameters->transform_format;
1970 cp->encoding_format = parameters->encoding_format;
1971
1972 /* mod fixed_quality */
1973 if (parameters->cp_matrice) {
1974 size_t array_size = parameters->tcp_numlayers * 3 * parameters->numresolution[0]
1975 * sizeof(int);
1976 cp->matrice = (int *) opj_malloc(array_size);
1977 memcpy(cp->matrice, parameters->cp_matrice, array_size);
1978 }
1979
1980 /* creation of an index file ? */
1981 cp->index_on = parameters->index_on;
1982 if (cp->index_on) {
1983 j3d->volume_info = (opj_volume_info_t*)opj_malloc(sizeof(opj_volume_info_t));
1984 }
1985
1986 /* tiles */
1987 cp->tdx = parameters->cp_tdx;
1988 cp->tdy = parameters->cp_tdy;
1989 cp->tdz = parameters->cp_tdz;
1990 /* tile offset */
1991 cp->tx0 = parameters->cp_tx0;
1992 cp->ty0 = parameters->cp_ty0;
1993 cp->tz0 = parameters->cp_tz0;
1994 /* comment string */
1995 if (parameters->cp_comment) {
1996 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
1997 if (cp->comment) {
1998 strcpy(cp->comment, parameters->cp_comment);
1999 }
2000 }
2001
2002 /*calculate other encoding parameters*/
2003 if (parameters->tile_size_on) {
2004 cp->tw = int_ceildiv(volume->x1 - cp->tx0, cp->tdx);
2005 cp->th = int_ceildiv(volume->y1 - cp->ty0, cp->tdy);
2006 cp->tl = int_ceildiv(volume->z1 - cp->tz0, cp->tdz);
2007 } else {
2008 cp->tdx = volume->x1 - cp->tx0;
2009 cp->tdy = volume->y1 - cp->ty0;
2010 cp->tdz = volume->z1 - cp->tz0;
2011 }
2012
2013 /* initialize the multiple tiles */
2014 /* ---------------------------- */
2015 cp->tcps = (opj_tcp_t *) opj_malloc(cp->tw * cp->th * cp->tl * sizeof(
2016 opj_tcp_t));
2017
2018 for (tileno = 0; tileno < cp->tw * cp->th * cp->tl; tileno++) {
2019 opj_tcp_t *tcp = &cp->tcps[tileno];
2020 tcp->numlayers = parameters->tcp_numlayers;
2021 for (j = 0; j < tcp->numlayers; j++) {
2022 if (cp->fixed_quality) { /* add fixed_quality */
2023 tcp->distoratio[j] = parameters->tcp_distoratio[j];
2024 } else {
2025 tcp->rates[j] = parameters->tcp_rates[j];
2026 }
2027 }
2028 tcp->csty = parameters->csty;
2029 tcp->prg = parameters->prog_order;
2030 tcp->mct = volume->numcomps == 3 ? 1 : 0;
2031
2032 numpocs_tile = 0;
2033 tcp->POC = 0;
2034 if (parameters->numpocs) {
2035 /* initialisation of POC */
2036 tcp->POC = 1;
2037 for (i = 0; i < parameters->numpocs; i++) {
2038 if ((tileno == parameters->POC[i].tile - 1) ||
2039 (parameters->POC[i].tile == -1)) {
2040 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
2041 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
2042 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
2043 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
2044 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
2045 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
2046 tcp_poc->prg = parameters->POC[numpocs_tile].prg;
2047 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
2048 numpocs_tile++;
2049 }
2050 }
2051 }
2052 tcp->numpocs = numpocs_tile;
2053
2054 tcp->tccps = (opj_tccp_t *) opj_malloc(volume->numcomps * sizeof(opj_tccp_t));
2055
2056 for (i = 0; i < volume->numcomps; i++) {
2057 opj_tccp_t *tccp = &tcp->tccps[i];
2058 tccp->csty = parameters->csty &
2059 J3D_CCP_CSTY_PRT; /* 0 => standard precint || 1 => custom-defined precinct */
2060 tccp->numresolution[0] = parameters->numresolution[0];
2061 tccp->numresolution[1] = parameters->numresolution[1];
2062 tccp->numresolution[2] = parameters->numresolution[2];
2063 assert(parameters->cblock_init[0] <= T1_MAXCBLKW);
2064 assert(parameters->cblock_init[0] >= T1_MINCBLKW);
2065 assert(parameters->cblock_init[1] <= T1_MAXCBLKH);
2066 assert(parameters->cblock_init[1] >= T1_MINCBLKH);
2067 assert(parameters->cblock_init[2] <= T1_MAXCBLKD);
2068 assert(parameters->cblock_init[2] >= T1_MINCBLKD);
2069 tccp->cblk[0] = int_floorlog2(parameters->cblock_init[0]);
2070 tccp->cblk[1] = int_floorlog2(parameters->cblock_init[1]);
2071 tccp->cblk[2] = int_floorlog2(parameters->cblock_init[2]);
2072 assert(tccp->cblk[0] + tccp->cblk[1] + tccp->cblk[1] <= T1_MAXWHD);
2073 tccp->cblksty = parameters->mode; /*Codeblock style --> Table A.19 (default 0)*/
2074
2075 /*ATK / transform */
2076 tccp->reversible = parameters->irreversible ? 0 :
2077 1; /* 0 => DWT 9-7 || 1 => DWT 5-3 */
2078 for (j = 0; j < 3; j++) {
2079 tccp->dwtid[j] = parameters->irreversible ? 0 :
2080 1; /* 0 => DWT 9-7 || 1 => DWT 5-3 */
2081 }
2082
2083 /* Quantification: SEQNT (Scalar Expounded, value for each subband) / NOQNT (no quant)*/
2084 tccp->qntsty = parameters->irreversible ? J3D_CCP_QNTSTY_SEQNT :
2085 J3D_CCP_QNTSTY_NOQNT;
2086 tccp->numgbits = 2;
2087 if (i == parameters->roi_compno) {
2088 tccp->roishift = parameters->roi_shift;
2089 } else {
2090 tccp->roishift = 0;
2091 }
2092 /* Custom defined precints */
2093 if (parameters->csty & J3D_CCP_CSTY_PRT) {
2094 int k;
2095 for (k = 0; k < 3; k++) {
2096 int p = 0;
2097 for (j = tccp->numresolution[k] - 1; j >= 0; j--) {
2098 if (p < parameters->res_spec) {/* p < number of precinct size specifications */
2099 if (parameters->prct_init[k][p] < 1) {
2100 tccp->prctsiz[k][j] = 1;
2101 } else {
2102 tccp->prctsiz[k][j] = int_floorlog2(parameters->prct_init[k][p]);
2103 }
2104 } else {
2105 int res_spec = parameters->res_spec;
2106 int size_prct = parameters->prct_init[k][res_spec - 1] >> (p - (res_spec - 1));
2107 if (size_prct < 1) {
2108 tccp->prctsiz[k][j] = 1;
2109 } else {
2110 tccp->prctsiz[k][j] = int_floorlog2(size_prct);
2111 }
2112 }
2113 }
2114 p++;
2115 }
2116 } else {
2117 int k;
2118 for (k = 0; k < 3; k++) {
2119 for (j = 0; j < tccp->numresolution[k]; j++) {
2120 tccp->prctsiz[k][j] = 15;
2121 }
2122 }
2123 }
2124 /*Calcular stepsize for each subband (if NOQNT -->stepsize = 1.0)*/
2125 dwt_calc_explicit_stepsizes(tccp, volume->comps[i].prec);
2126 }
2127 }
2128 }
2129
2130 /**
2131 Create an index file
2132 @param j3d
2133 @param cio
2134 @param volume_info
2135 @param index Index filename
2136 @return Returns 1 if successful, returns 0 otherwise
2137 */
j3d_create_index(opj_j3d_t * j3d,opj_cio_t * cio,opj_volume_info_t * volume_info,char * index)2138 static int j3d_create_index(opj_j3d_t *j3d, opj_cio_t *cio,
2139 opj_volume_info_t *volume_info, char *index)
2140 {
2141
2142 int tileno, compno, layno, resno, precno, pack_nb, x, y, z;
2143 FILE *stream = NULL;
2144 double total_disto = 0;
2145
2146 volume_info->codestream_size = cio_tell(cio) +
2147 j3d->pos_correction; /* Correction 14/4/03 suite rmq de Patrick */
2148
2149 stream = fopen(index, "w");
2150 if (!stream) {
2151 opj_event_msg(j3d->cinfo, EVT_ERROR, "failed to open %s for writing\n", index);
2152 return 0;
2153 }
2154
2155 fprintf(stream, "w %d\t h %d\t l %d\n", volume_info->volume_w,
2156 volume_info->volume_h, volume_info->volume_l);
2157 fprintf(stream, "TRASNFORM\t%d\n", volume_info->transform_format);
2158 fprintf(stream, "ENTROPY CODING\t%d\n", volume_info->encoding_format);
2159 fprintf(stream, "PROG\t%d\n", volume_info->prog);
2160 fprintf(stream, "TILE\tx %d y %d z %d\n", volume_info->tile_x,
2161 volume_info->tile_y, volume_info->tile_z);
2162 fprintf(stream, "NOTILE\tx %d y %d z %d\n", volume_info->tw, volume_info->th,
2163 volume_info->tl);
2164 fprintf(stream, "COMPONENTS\t%d\n", volume_info->comp);
2165 fprintf(stream, "LAYER\t%d\n", volume_info->layer);
2166 fprintf(stream, "RESOLUTIONS\tx %d y %d z %d\n", volume_info->decomposition[0],
2167 volume_info->decomposition[1], volume_info->decomposition[2]);
2168
2169 fprintf(stream, "Precint sizes for each resolution:\n");
2170 for (resno = volume_info->decomposition[0]; resno >= 0; resno--) {
2171 fprintf(stream, "Resno %d \t [%d,%d,%d] \n", resno,
2172 (1 << volume_info->tile[0].prctsiz[0][resno]),
2173 (1 << volume_info->tile[0].prctsiz[0][resno]),
2174 (1 << volume_info->tile[0].prctsiz[2][resno])); /* based on tile 0 */
2175 }
2176 fprintf(stream, "HEADER_END\t%d\n", volume_info->main_head_end);
2177 fprintf(stream, "CODESTREAM\t%d\n", volume_info->codestream_size);
2178 fprintf(stream,
2179 "Num_tile Start_pos End_header End_pos Distotile Nbpix Ratio\n");
2180 for (tileno = 0; tileno < (volume_info->tw * volume_info->th * volume_info->tl);
2181 tileno++) {
2182 fprintf(stream, "%4d\t%9d\t%9d\t%9d\t%9e\t%9d\t%9e\n",
2183 volume_info->tile[tileno].num_tile,
2184 volume_info->tile[tileno].start_pos,
2185 volume_info->tile[tileno].end_header,
2186 volume_info->tile[tileno].end_pos,
2187 volume_info->tile[tileno].distotile, volume_info->tile[tileno].nbpix,
2188 volume_info->tile[tileno].distotile / volume_info->tile[tileno].nbpix);
2189 }
2190
2191 for (tileno = 0; tileno < (volume_info->tw * volume_info->th * volume_info->tl);
2192 tileno++) {
2193 int start_pos, end_pos;
2194 double disto = 0;
2195 pack_nb = 0;
2196 if (volume_info->prog == LRCP) { /* LRCP */
2197 fprintf(stream,
2198 "pack_nb tileno layno resno compno precno start_pos end_pos disto\n");
2199 for (layno = 0; layno < volume_info->layer; layno++) {
2200 for (resno = 0; resno < volume_info->decomposition[0] + 1; resno++) {
2201 for (compno = 0; compno < volume_info->comp; compno++) {
2202 int prec_max = volume_info->tile[tileno].prctno[0][resno] *
2203 volume_info->tile[tileno].prctno[1][resno] *
2204 volume_info->tile[tileno].prctno[2][resno];
2205 for (precno = 0; precno < prec_max; precno++) {
2206 start_pos = volume_info->tile[tileno].packet[pack_nb].start_pos;
2207 end_pos = volume_info->tile[tileno].packet[pack_nb].end_pos;
2208 disto = volume_info->tile[tileno].packet[pack_nb].disto;
2209 fprintf(stream, "%4d %6d %7d %5d %6d %6d %9d %9d %8e\n", pack_nb, tileno, layno,
2210 resno, compno, precno, start_pos, end_pos, disto);
2211 total_disto += disto;
2212 pack_nb++;
2213 }
2214 }
2215 }
2216 }
2217 } /* LRCP */
2218 else if (volume_info->prog == RLCP) { /* RLCP */
2219 /*
2220 fprintf(stream, "pack_nb tileno resno layno compno precno start_pos end_pos disto");
2221 */
2222 for (resno = 0; resno < volume_info->decomposition[0] + 1; resno++) {
2223 for (layno = 0; layno < volume_info->layer; layno++) {
2224 for (compno = 0; compno < volume_info->comp; compno++) {
2225 int prec_max = volume_info->tile[tileno].prctno[0][resno] *
2226 volume_info->tile[tileno].prctno[1][resno] *
2227 volume_info->tile[tileno].prctno[2][resno];
2228 for (precno = 0; precno < prec_max; precno++) {
2229 start_pos = volume_info->tile[tileno].packet[pack_nb].start_pos;
2230 end_pos = volume_info->tile[tileno].packet[pack_nb].end_pos;
2231 disto = volume_info->tile[tileno].packet[pack_nb].disto;
2232 fprintf(stream, "%4d %6d %5d %7d %6d %6d %9d %9d %8e\n",
2233 pack_nb, tileno, resno, layno, compno, precno, start_pos, end_pos, disto);
2234 total_disto += disto;
2235 pack_nb++;
2236 }
2237 }
2238 }
2239 }
2240 } /* RLCP */
2241 else if (volume_info->prog == RPCL) { /* RPCL */
2242 /*
2243 fprintf(stream, "\npack_nb tileno resno precno compno layno start_pos end_pos disto\n");
2244 */
2245 for (resno = 0; resno < volume_info->decomposition[0] + 1; resno++) {
2246 /* I suppose components have same XRsiz, YRsiz */
2247 /*int x0 = volume_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)volume_info->tw ) * volume_info->tw * volume_info->tile_x;*/
2248 /*int y0 = volume_info->tile_Ox + (int)floor( (float)tileno/(float)volume_info->tw ) * volume_info->tile_y;*/
2249 int x0 = volume_info->tile_Ox + (int)floor((float)tileno /
2250 (float)volume_info->tw) * volume_info->tile_x;
2251 int y0 = volume_info->tile_Oy + (int)floor((float)tileno /
2252 (float)volume_info->th) * volume_info->tile_y;
2253 int z0 = volume_info->tile_Ox + (int)floor((float)tileno /
2254 (float)volume_info->tl) * volume_info->tile_z;
2255 int x1 = x0 + volume_info->tile_x;
2256 int y1 = y0 + volume_info->tile_y;
2257 int z1 = z0 + volume_info->tile_z;
2258 for (z = z0; z < z1; z++) {
2259 for (y = y0; y < y1; y++) {
2260 for (x = x0; x < x1; x++) {
2261 for (compno = 0; compno < volume_info->comp; compno++) {
2262 int prec_max = volume_info->tile[tileno].prctno[0][resno] *
2263 volume_info->tile[tileno].prctno[1][resno] *
2264 volume_info->tile[tileno].prctno[2][resno];
2265 for (precno = 0; precno < prec_max; precno++) {
2266 int pcnx = volume_info->tile[tileno].prctno[0][resno];
2267 int pcx = (int) pow(2, volume_info->tile[tileno].prctsiz[0][resno] +
2268 volume_info->decomposition[0] - resno);
2269 int pcy = (int) pow(2, volume_info->tile[tileno].prctsiz[1][resno] +
2270 volume_info->decomposition[1] - resno);
2271 int pcz = (int) pow(2, volume_info->tile[tileno].prctsiz[2][resno] +
2272 volume_info->decomposition[2] - resno);
2273 int precno_x = precno - (int) floor((float)precno / (float)pcnx) * pcnx;
2274 int precno_y = (int) floor((float)precno / (float)pcnx);
2275 if (precno_y * pcy == y) {
2276 if (precno_x * pcx == x) {
2277 for (layno = 0; layno < volume_info->layer; layno++) {
2278 start_pos = volume_info->tile[tileno].packet[pack_nb].start_pos;
2279 end_pos = volume_info->tile[tileno].packet[pack_nb].end_pos;
2280 disto = volume_info->tile[tileno].packet[pack_nb].disto;
2281 fprintf(stream, "%4d %6d %5d %6d %6d %7d %9d %9d %8e\n",
2282 pack_nb, tileno, resno, precno, compno, layno, start_pos, end_pos, disto);
2283 total_disto += disto;
2284 pack_nb++;
2285 }
2286 }
2287 }
2288 } /* precno */
2289 } /* compno */
2290 } /* x = x0..x1 */
2291 } /* y = y0..y1 */
2292 } /* z = z0..z1 */
2293 } /* resno */
2294 } /* RPCL */
2295 else if (volume_info->prog == PCRL) { /* PCRL */
2296 /* I suppose components have same XRsiz, YRsiz */
2297 int x0 = volume_info->tile_Ox + tileno - (int)floor((float)tileno /
2298 (float)volume_info->tw) * volume_info->tw * volume_info->tile_x;
2299 int y0 = volume_info->tile_Ox + (int)floor((float)tileno /
2300 (float)volume_info->tw) * volume_info->tile_y;
2301 int z0 = volume_info->tile_Oz + (int)floor((float)tileno /
2302 (float)volume_info->tw) * volume_info->tile_z;
2303 int x1 = x0 + volume_info->tile_x;
2304 int y1 = y0 + volume_info->tile_y;
2305 int z1 = z0 + volume_info->tile_z;
2306 /*
2307 fprintf(stream, "\npack_nb tileno precno compno resno layno start_pos end_pos disto\n");
2308 */
2309 for (z = z0; z < z1; z++) {
2310 for (y = y0; y < y1; y++) {
2311 for (x = x0; x < x1; x++) {
2312 for (compno = 0; compno < volume_info->comp; compno++) {
2313 for (resno = 0; resno < volume_info->decomposition[0] + 1; resno++) {
2314 int prec_max = volume_info->tile[tileno].prctno[0][resno] *
2315 volume_info->tile[tileno].prctno[1][resno];
2316 for (precno = 0; precno < prec_max; precno++) {
2317 int pcnx = volume_info->tile[tileno].prctno[0][resno];
2318 int pcx = (int) pow(2, volume_info->tile[tileno].prctsiz[0][resno] +
2319 volume_info->decomposition[0] - resno);
2320 int pcy = (int) pow(2, volume_info->tile[tileno].prctsiz[1][resno] +
2321 volume_info->decomposition[1] - resno);
2322 int pcz = (int) pow(2, volume_info->tile[tileno].prctsiz[2][resno] +
2323 volume_info->decomposition[2] - resno);
2324 int precno_x = precno - (int) floor((float)precno / (float)pcnx) * pcnx;
2325 int precno_y = (int) floor((float)precno / (float)pcnx);
2326 int precno_z = (int) floor((float)precno / (float)pcnx);
2327 if (precno_z * pcz == z) {
2328 if (precno_y * pcy == y) {
2329 if (precno_x * pcx == x) {
2330 for (layno = 0; layno < volume_info->layer; layno++) {
2331 start_pos = volume_info->tile[tileno].packet[pack_nb].start_pos;
2332 end_pos = volume_info->tile[tileno].packet[pack_nb].end_pos;
2333 disto = volume_info->tile[tileno].packet[pack_nb].disto;
2334 fprintf(stream, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
2335 pack_nb, tileno, precno, compno, resno, layno, start_pos, end_pos, disto);
2336 total_disto += disto;
2337 pack_nb++;
2338 }
2339 }
2340 }
2341 }
2342 } /* precno */
2343 } /* resno */
2344 } /* compno */
2345 } /* x = x0..x1 */
2346 } /* y = y0..y1 */
2347 }
2348 } /* PCRL */
2349 else { /* CPRL */
2350 /*
2351 fprintf(stream, "\npack_nb tileno compno precno resno layno start_pos end_pos disto\n");
2352 */
2353 for (compno = 0; compno < volume_info->comp; compno++) {
2354 /* I suppose components have same XRsiz, YRsiz */
2355 int x0 = volume_info->tile_Ox + tileno - (int)floor((float)tileno /
2356 (float)volume_info->tw) * volume_info->tw * volume_info->tile_x;
2357 int y0 = volume_info->tile_Ox + (int)floor((float)tileno /
2358 (float)volume_info->tw) * volume_info->tile_y;
2359 int z0 = volume_info->tile_Oz + (int)floor((float)tileno /
2360 (float)volume_info->tw) * volume_info->tile_z;
2361 int x1 = x0 + volume_info->tile_x;
2362 int y1 = y0 + volume_info->tile_y;
2363 int z1 = z0 + volume_info->tile_z;
2364 for (z = z0; z < z1; z++) {
2365 for (y = y0; y < y1; y++) {
2366 for (x = x0; x < x1; x++) {
2367 for (resno = 0; resno < volume_info->decomposition[0] + 1; resno++) {
2368 int prec_max = volume_info->tile[tileno].prctno[0][resno] *
2369 volume_info->tile[tileno].prctno[1][resno] *
2370 volume_info->tile[tileno].prctno[2][resno];
2371 for (precno = 0; precno < prec_max; precno++) {
2372 int pcnx = volume_info->tile[tileno].prctno[0][resno];
2373 int pcny = volume_info->tile[tileno].prctno[1][resno];
2374 int pcx = (int) pow(2, volume_info->tile[tileno].prctsiz[0][resno] +
2375 volume_info->decomposition[0] - resno);
2376 int pcy = (int) pow(2, volume_info->tile[tileno].prctsiz[1][resno] +
2377 volume_info->decomposition[1] - resno);
2378 int pcz = (int) pow(2, volume_info->tile[tileno].prctsiz[2][resno] +
2379 volume_info->decomposition[2] - resno);
2380 int precno_x = precno - (int) floor((float)precno / (float)pcnx) * pcnx;
2381 int precno_y = (int) floor((float)precno / (float)pcnx);
2382 int precno_z = 0; /*???*/
2383 if (precno_z * pcz == z) {
2384 if (precno_y * pcy == y) {
2385 if (precno_x * pcx == x) {
2386 for (layno = 0; layno < volume_info->layer; layno++) {
2387 start_pos = volume_info->tile[tileno].packet[pack_nb].start_pos;
2388 end_pos = volume_info->tile[tileno].packet[pack_nb].end_pos;
2389 disto = volume_info->tile[tileno].packet[pack_nb].disto;
2390 fprintf(stream, "%4d %6d %6d %6d %5d %7d %9d %9d %8e\n",
2391 pack_nb, tileno, compno, precno, resno, layno, start_pos, end_pos, disto);
2392 total_disto += disto;
2393 pack_nb++;
2394 }
2395 }
2396 }
2397 }
2398 } /* precno */
2399 } /* resno */
2400 } /* x = x0..x1 */
2401 } /* y = y0..y1 */
2402 } /* z = z0..z1 */
2403 } /* comno */
2404 } /* CPRL */
2405 } /* tileno */
2406
2407 fprintf(stream, "SE_MAX\t%8e\n", volume_info->D_max); /* SE max */
2408 fprintf(stream, "SE_TOTAL\t%.8e\n", total_disto); /* SE totale */
2409
2410
2411 fclose(stream);
2412
2413 return 1;
2414 }
2415
j3d_encode(opj_j3d_t * j3d,opj_cio_t * cio,opj_volume_t * volume,char * index)2416 bool j3d_encode(opj_j3d_t *j3d, opj_cio_t *cio, opj_volume_t *volume,
2417 char *index)
2418 {
2419 int tileno, compno;
2420 opj_volume_info_t *volume_info = NULL;
2421 opj_cp_t *cp = NULL;
2422 opj_tcd_t *tcd = NULL; /* TCD component */
2423
2424 j3d->cio = cio;
2425 j3d->volume = volume;
2426 cp = j3d->cp;
2427
2428 /*j3d_dump_volume(stdout, volume);
2429 j3d_dump_cp(stdout, volume, cp);*/
2430
2431 /* INDEX >> */
2432 volume_info = j3d->volume_info;
2433 if (volume_info && cp->index_on) {
2434 volume_info->index_on = cp->index_on;
2435 volume_info->tile = (opj_tile_info_t *) opj_malloc(cp->tw * cp->th * cp->tl *
2436 sizeof(opj_tile_info_t));
2437 volume_info->volume_w = volume->x1 - volume->x0;
2438 volume_info->volume_h = volume->y1 - volume->y0;
2439 volume_info->volume_l = volume->z1 - volume->z0;
2440 volume_info->prog = (&cp->tcps[0])->prg;
2441 volume_info->tw = cp->tw;
2442 volume_info->th = cp->th;
2443 volume_info->tl = cp->tl;
2444 volume_info->tile_x = cp->tdx; /* new version parser */
2445 volume_info->tile_y = cp->tdy; /* new version parser */
2446 volume_info->tile_z = cp->tdz; /* new version parser */
2447 volume_info->tile_Ox = cp->tx0; /* new version parser */
2448 volume_info->tile_Oy = cp->ty0; /* new version parser */
2449 volume_info->tile_Oz = cp->tz0; /* new version parser */
2450 volume_info->transform_format = cp->transform_format;
2451 volume_info->encoding_format = cp->encoding_format;
2452 volume_info->comp = volume->numcomps;
2453 volume_info->layer = (&cp->tcps[0])->numlayers;
2454 volume_info->decomposition[0] = (&cp->tcps[0])->tccps->numresolution[0] - 1;
2455 volume_info->decomposition[1] = (&cp->tcps[0])->tccps->numresolution[1] - 1;
2456 volume_info->decomposition[2] = (&cp->tcps[0])->tccps->numresolution[2] - 1;
2457 volume_info->D_max = 0; /* ADD Marcela */
2458 }
2459 /* << INDEX */
2460
2461 j3d_write_soc(j3d);
2462 j3d_write_siz(j3d);
2463 if (j3d->cinfo->codec_format == CODEC_J3D) {
2464 j3d_write_cap(j3d);
2465 j3d_write_nsi(j3d);
2466 }
2467
2468 /*if (j3d->cp->transform_format != TRF_2D_DWT || j3d->cp->encoding_format != ENCOD_2EB)*/
2469 j3d_write_com(j3d);
2470
2471 j3d_write_cod(j3d);
2472 j3d_write_qcd(j3d);
2473 for (compno = 0; compno < volume->numcomps; compno++) {
2474 opj_tcp_t *tcp = &cp->tcps[0];
2475 if (tcp->tccps[compno].roishift) {
2476 j3d_write_rgn(j3d, compno, 0);
2477 }
2478 }
2479 /*Optional 15444-2 markers*/
2480 if (j3d->cp->tcps->tccps[0].atk != NULL) {
2481 j3d_write_atk(j3d);
2482 }
2483 if (j3d->volume->comps[0].dcoffset != 0) {
2484 j3d_write_dco(j3d);
2485 }
2486
2487 /* INDEX >> */
2488 if (volume_info && volume_info->index_on) {
2489 volume_info->main_head_end = cio_tell(cio) - 1;
2490 }
2491 /* << INDEX */
2492
2493 /* create the tile encoder */
2494 tcd = tcd_create(j3d->cinfo);
2495
2496 /* encode each tile */
2497 for (tileno = 0; tileno < cp->tw * cp->th * cp->tl; tileno++) {
2498 opj_event_msg(j3d->cinfo, EVT_INFO, "tile number %d / %d\n", tileno + 1,
2499 cp->tw * cp->th * cp->tl);
2500
2501 j3d->curtileno = tileno;
2502
2503 /* initialisation before tile encoding */
2504 if (tileno == 0) {
2505 tcd_malloc_encode(tcd, volume, cp, j3d->curtileno);
2506 } else {
2507 tcd_init_encode(tcd, volume, cp, j3d->curtileno);
2508 }
2509
2510 /* INDEX >> */
2511 if (volume_info && volume_info->index_on) {
2512 volume_info->tile[j3d->curtileno].num_tile = j3d->curtileno;
2513 volume_info->tile[j3d->curtileno].start_pos = cio_tell(cio) +
2514 j3d->pos_correction;
2515 }
2516 /* << INDEX */
2517
2518 j3d_write_sot(j3d);
2519
2520 for (compno = 1; compno < volume->numcomps; compno++) {
2521 j3d_write_coc(j3d, compno);
2522 j3d_write_qcc(j3d, compno);
2523 }
2524
2525 if (cp->tcps[tileno].numpocs) {
2526 j3d_write_poc(j3d);
2527 }
2528 j3d_write_sod(j3d, tcd); /*--> tcd_encode_tile*/
2529
2530 /* INDEX >> */
2531 if (volume_info && volume_info->index_on) {
2532 volume_info->tile[j3d->curtileno].end_pos = cio_tell(cio) + j3d->pos_correction
2533 - 1;
2534 }
2535 /* << INDEX */
2536 }
2537
2538 /* destroy the tile encoder */
2539 tcd_free_encode(tcd);
2540 tcd_destroy(tcd);
2541
2542 j3d_write_eoc(j3d);
2543
2544 /* Creation of the index file */
2545 if (volume_info && volume_info->index_on) {
2546 if (!j3d_create_index(j3d, cio, volume_info, index)) {
2547 opj_event_msg(j3d->cinfo, EVT_ERROR, "failed to create index file %s\n", index);
2548 return false;
2549 }
2550 }
2551
2552 return true;
2553 }
2554
2555 /* ----------------------------------------------------------------------- */
2556 /*@}*/
2557
2558 /*@}*/
2559
2560