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comparison mupdf-source/thirdparty/openjpeg/src/lib/openjp2/tcd.c @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
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) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8 * Copyright (c) 2002-2014, Professor Benoit Macq
9 * Copyright (c) 2001-2003, David Janssens
10 * Copyright (c) 2002-2003, Yannick Verschueren
11 * Copyright (c) 2003-2007, Francois-Olivier Devaux
12 * Copyright (c) 2003-2014, Antonin Descampe
13 * Copyright (c) 2005, Herve Drolon, FreeImage Team
14 * Copyright (c) 2006-2007, Parvatha Elangovan
15 * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
16 * Copyright (c) 2012, CS Systemes d'Information, France
17 * Copyright (c) 2017, IntoPIX SA <support@intopix.com>
18 * All rights reserved.
19 *
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
22 * are met:
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in the
27 * documentation and/or other materials provided with the distribution.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
30 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
33 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGE.
40 */
41
42 #include "opj_includes.h"
43 #include "opj_common.h"
44
45 // #define DEBUG_RATE_ALLOC
46
47 /* ----------------------------------------------------------------------- */
48
49 /* TODO MSD: */
50 #ifdef TODO_MSD
51 void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t * img)
52 {
53 int tileno, compno, resno, bandno, precno;/*, cblkno;*/
54
55 fprintf(fd, "image {\n");
56 fprintf(fd, " tw=%d, th=%d x0=%d x1=%d y0=%d y1=%d\n",
57 img->tw, img->th, tcd->image->x0, tcd->image->x1, tcd->image->y0,
58 tcd->image->y1);
59
60 for (tileno = 0; tileno < img->th * img->tw; tileno++) {
61 opj_tcd_tile_t *tile = &tcd->tcd_image->tiles[tileno];
62 fprintf(fd, " tile {\n");
63 fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, numcomps=%d\n",
64 tile->x0, tile->y0, tile->x1, tile->y1, tile->numcomps);
65 for (compno = 0; compno < tile->numcomps; compno++) {
66 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
67 fprintf(fd, " tilec {\n");
68 fprintf(fd,
69 " x0=%d, y0=%d, x1=%d, y1=%d, numresolutions=%d\n",
70 tilec->x0, tilec->y0, tilec->x1, tilec->y1, tilec->numresolutions);
71 for (resno = 0; resno < tilec->numresolutions; resno++) {
72 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
73 fprintf(fd, "\n res {\n");
74 fprintf(fd,
75 " x0=%d, y0=%d, x1=%d, y1=%d, pw=%d, ph=%d, numbands=%d\n",
76 res->x0, res->y0, res->x1, res->y1, res->pw, res->ph, res->numbands);
77 for (bandno = 0; bandno < res->numbands; bandno++) {
78 opj_tcd_band_t *band = &res->bands[bandno];
79 fprintf(fd, " band {\n");
80 fprintf(fd,
81 " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%f, numbps=%d\n",
82 band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps);
83 for (precno = 0; precno < res->pw * res->ph; precno++) {
84 opj_tcd_precinct_t *prec = &band->precincts[precno];
85 fprintf(fd, " prec {\n");
86 fprintf(fd,
87 " x0=%d, y0=%d, x1=%d, y1=%d, cw=%d, ch=%d\n",
88 prec->x0, prec->y0, prec->x1, prec->y1, prec->cw, prec->ch);
89 /*
90 for (cblkno = 0; cblkno < prec->cw * prec->ch; cblkno++) {
91 opj_tcd_cblk_t *cblk = &prec->cblks[cblkno];
92 fprintf(fd, " cblk {\n");
93 fprintf(fd,
94 " x0=%d, y0=%d, x1=%d, y1=%d\n",
95 cblk->x0, cblk->y0, cblk->x1, cblk->y1);
96 fprintf(fd, " }\n");
97 }
98 */
99 fprintf(fd, " }\n");
100 }
101 fprintf(fd, " }\n");
102 }
103 fprintf(fd, " }\n");
104 }
105 fprintf(fd, " }\n");
106 }
107 fprintf(fd, " }\n");
108 }
109 fprintf(fd, "}\n");
110 }
111 #endif
112
113 /**
114 * Initializes tile coding/decoding
115 */
116 static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
117 OPJ_BOOL isEncoder, OPJ_SIZE_T sizeof_block,
118 opj_event_mgr_t* manager);
119
120 /**
121 * Allocates memory for a decoding code block.
122 */
123 static OPJ_BOOL opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t *
124 p_code_block);
125
126 /**
127 * Deallocates the decoding data of the given precinct.
128 */
129 static void opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct);
130
131 /**
132 * Allocates memory for an encoding code block (but not data).
133 */
134 static OPJ_BOOL opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t *
135 p_code_block);
136
137 /**
138 * Allocates data for an encoding code block
139 */
140 static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
141 p_code_block);
142
143 /**
144 * Deallocates the encoding data of the given precinct.
145 */
146 static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct);
147
148 static
149 void opj_tcd_makelayer_fixed(opj_tcd_t *tcd, OPJ_UINT32 layno,
150 OPJ_UINT32 final);
151
152 /**
153 Free the memory allocated for encoding
154 @param tcd TCD handle
155 */
156 static void opj_tcd_free_tile(opj_tcd_t *tcd);
157
158
159 static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd,
160 OPJ_BYTE * p_src_data,
161 OPJ_UINT32 * p_data_read,
162 OPJ_UINT32 p_max_src_size,
163 opj_codestream_index_t *p_cstr_index,
164 opj_event_mgr_t *p_manager);
165
166 static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd,
167 opj_event_mgr_t *p_manager);
168
169 static OPJ_BOOL opj_tcd_dwt_decode(opj_tcd_t *p_tcd);
170
171 static OPJ_BOOL opj_tcd_mct_decode(opj_tcd_t *p_tcd,
172 opj_event_mgr_t *p_manager);
173
174 static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd);
175
176
177 static OPJ_BOOL opj_tcd_dc_level_shift_encode(opj_tcd_t *p_tcd);
178
179 static OPJ_BOOL opj_tcd_mct_encode(opj_tcd_t *p_tcd);
180
181 static OPJ_BOOL opj_tcd_dwt_encode(opj_tcd_t *p_tcd);
182
183 static OPJ_BOOL opj_tcd_t1_encode(opj_tcd_t *p_tcd);
184
185 static OPJ_BOOL opj_tcd_t2_encode(opj_tcd_t *p_tcd,
186 OPJ_BYTE * p_dest_data,
187 OPJ_UINT32 * p_data_written,
188 OPJ_UINT32 p_max_dest_size,
189 opj_codestream_info_t *p_cstr_info,
190 opj_tcd_marker_info_t* p_marker_info,
191 opj_event_mgr_t *p_manager);
192
193 static OPJ_BOOL opj_tcd_rate_allocate_encode(opj_tcd_t *p_tcd,
194 OPJ_BYTE * p_dest_data,
195 OPJ_UINT32 p_max_dest_size,
196 opj_codestream_info_t *p_cstr_info,
197 opj_event_mgr_t *p_manager);
198
199
200 static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *tcd,
201 OPJ_UINT32 compno);
202
203 /* ----------------------------------------------------------------------- */
204
205 /**
206 Create a new TCD handle
207 */
208 opj_tcd_t* opj_tcd_create(OPJ_BOOL p_is_decoder)
209 {
210 opj_tcd_t *l_tcd = 00;
211
212 /* create the tcd structure */
213 l_tcd = (opj_tcd_t*) opj_calloc(1, sizeof(opj_tcd_t));
214 if (!l_tcd) {
215 return 00;
216 }
217
218 l_tcd->m_is_decoder = p_is_decoder ? 1 : 0;
219
220 l_tcd->tcd_image = (opj_tcd_image_t*)opj_calloc(1, sizeof(opj_tcd_image_t));
221 if (!l_tcd->tcd_image) {
222 opj_free(l_tcd);
223 return 00;
224 }
225
226 return l_tcd;
227 }
228
229
230 /* ----------------------------------------------------------------------- */
231
232 static
233 void opj_tcd_rateallocate_fixed(opj_tcd_t *tcd)
234 {
235 OPJ_UINT32 layno;
236
237 for (layno = 0; layno < tcd->tcp->numlayers; layno++) {
238 opj_tcd_makelayer_fixed(tcd, layno, 1);
239 }
240 }
241
242
243 /* ----------------------------------------------------------------------- */
244
245 /** Returns OPJ_TRUE if the layer allocation is unchanged w.r.t to the previous
246 * invocation with a different threshold */
247 static
248 OPJ_BOOL opj_tcd_makelayer(opj_tcd_t *tcd,
249 OPJ_UINT32 layno,
250 OPJ_FLOAT64 thresh,
251 OPJ_UINT32 final)
252 {
253 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
254 OPJ_UINT32 passno;
255
256 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
257 OPJ_BOOL layer_allocation_is_same = OPJ_TRUE;
258
259 tcd_tile->distolayer[layno] = 0;
260
261 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
262 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
263
264 for (resno = 0; resno < tilec->numresolutions; resno++) {
265 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
266
267 for (bandno = 0; bandno < res->numbands; bandno++) {
268 opj_tcd_band_t *band = &res->bands[bandno];
269
270 /* Skip empty bands */
271 if (opj_tcd_is_band_empty(band)) {
272 continue;
273 }
274
275 for (precno = 0; precno < res->pw * res->ph; precno++) {
276 opj_tcd_precinct_t *prc = &band->precincts[precno];
277
278 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
279 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
280 opj_tcd_layer_t *layer = &cblk->layers[layno];
281 OPJ_UINT32 n;
282
283 if (layno == 0) {
284 cblk->numpassesinlayers = 0;
285 }
286
287 n = cblk->numpassesinlayers;
288
289 if (thresh < 0) {
290 /* Special value to indicate to use all passes */
291 n = cblk->totalpasses;
292 } else {
293 for (passno = cblk->numpassesinlayers; passno < cblk->totalpasses; passno++) {
294 OPJ_UINT32 dr;
295 OPJ_FLOAT64 dd;
296 opj_tcd_pass_t *pass = &cblk->passes[passno];
297
298 if (n == 0) {
299 dr = pass->rate;
300 dd = pass->distortiondec;
301 } else {
302 dr = pass->rate - cblk->passes[n - 1].rate;
303 dd = pass->distortiondec - cblk->passes[n - 1].distortiondec;
304 }
305
306 if (!dr) {
307 if (dd != 0) {
308 n = passno + 1;
309 }
310 continue;
311 }
312 if (thresh - (dd / dr) <
313 DBL_EPSILON) { /* do not rely on float equality, check with DBL_EPSILON margin */
314 n = passno + 1;
315 }
316 }
317 }
318
319 if (layer->numpasses != n - cblk->numpassesinlayers) {
320 layer_allocation_is_same = OPJ_FALSE;
321 layer->numpasses = n - cblk->numpassesinlayers;
322 }
323
324 if (!layer->numpasses) {
325 layer->disto = 0;
326 continue;
327 }
328
329 if (cblk->numpassesinlayers == 0) {
330 layer->len = cblk->passes[n - 1].rate;
331 layer->data = cblk->data;
332 layer->disto = cblk->passes[n - 1].distortiondec;
333 } else {
334 layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers -
335 1].rate;
336 layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
337 layer->disto = cblk->passes[n - 1].distortiondec -
338 cblk->passes[cblk->numpassesinlayers - 1].distortiondec;
339 }
340
341 tcd_tile->distolayer[layno] += layer->disto;
342
343 if (final) {
344 cblk->numpassesinlayers = n;
345 }
346 }
347 }
348 }
349 }
350 }
351 return layer_allocation_is_same;
352 }
353
354 /** For m_quality_layer_alloc_strategy == FIXED_LAYER */
355 static
356 void opj_tcd_makelayer_fixed(opj_tcd_t *tcd, OPJ_UINT32 layno,
357 OPJ_UINT32 final)
358 {
359 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
360 OPJ_INT32 value; /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolutions][3]; */
361 OPJ_INT32 matrice[J2K_TCD_MATRIX_MAX_LAYER_COUNT][J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT][3];
362 OPJ_UINT32 i, j, k;
363
364 opj_cp_t *cp = tcd->cp;
365 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
366 opj_tcp_t *tcd_tcp = tcd->tcp;
367
368 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
369 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
370
371 for (i = 0; i < tcd_tcp->numlayers; i++) {
372 for (j = 0; j < tilec->numresolutions; j++) {
373 for (k = 0; k < 3; k++) {
374 matrice[i][j][k] =
375 (OPJ_INT32)((OPJ_FLOAT32)cp->m_specific_param.m_enc.m_matrice[i *
376 tilec->numresolutions * 3 + j * 3 + k]
377 * (OPJ_FLOAT32)(tcd->image->comps[compno].prec / 16.0));
378 }
379 }
380 }
381
382 for (resno = 0; resno < tilec->numresolutions; resno++) {
383 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
384
385 for (bandno = 0; bandno < res->numbands; bandno++) {
386 opj_tcd_band_t *band = &res->bands[bandno];
387
388 /* Skip empty bands */
389 if (opj_tcd_is_band_empty(band)) {
390 continue;
391 }
392
393 for (precno = 0; precno < res->pw * res->ph; precno++) {
394 opj_tcd_precinct_t *prc = &band->precincts[precno];
395
396 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
397 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
398 opj_tcd_layer_t *layer = &cblk->layers[layno];
399 OPJ_UINT32 n;
400 OPJ_INT32 imsb = (OPJ_INT32)(tcd->image->comps[compno].prec -
401 cblk->numbps); /* number of bit-plan equal to zero */
402
403 /* Correction of the matrix of coefficient to include the IMSB information */
404 if (layno == 0) {
405 value = matrice[layno][resno][bandno];
406 if (imsb >= value) {
407 value = 0;
408 } else {
409 value -= imsb;
410 }
411 } else {
412 value = matrice[layno][resno][bandno] - matrice[layno - 1][resno][bandno];
413 if (imsb >= matrice[layno - 1][resno][bandno]) {
414 value -= (imsb - matrice[layno - 1][resno][bandno]);
415 if (value < 0) {
416 value = 0;
417 }
418 }
419 }
420
421 if (layno == 0) {
422 cblk->numpassesinlayers = 0;
423 }
424
425 n = cblk->numpassesinlayers;
426 if (cblk->numpassesinlayers == 0) {
427 if (value != 0) {
428 n = 3 * (OPJ_UINT32)value - 2 + cblk->numpassesinlayers;
429 } else {
430 n = cblk->numpassesinlayers;
431 }
432 } else {
433 n = 3 * (OPJ_UINT32)value + cblk->numpassesinlayers;
434 }
435
436 layer->numpasses = n - cblk->numpassesinlayers;
437
438 if (!layer->numpasses) {
439 continue;
440 }
441
442 if (cblk->numpassesinlayers == 0) {
443 layer->len = cblk->passes[n - 1].rate;
444 layer->data = cblk->data;
445 } else {
446 layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers -
447 1].rate;
448 layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
449 }
450
451 if (final) {
452 cblk->numpassesinlayers = n;
453 }
454 }
455 }
456 }
457 }
458 }
459 }
460
461 /** Rate allocation for the following methods:
462 * - allocation by rate/distortio (m_quality_layer_alloc_strategy == RATE_DISTORTION_RATIO)
463 * - allocation by fixed quality (m_quality_layer_alloc_strategy == FIXED_DISTORTION_RATIO)
464 */
465 static
466 OPJ_BOOL opj_tcd_rateallocate(opj_tcd_t *tcd,
467 OPJ_BYTE *dest,
468 OPJ_UINT32 * p_data_written,
469 OPJ_UINT32 len,
470 opj_codestream_info_t *cstr_info,
471 opj_event_mgr_t *p_manager)
472 {
473 OPJ_UINT32 compno, resno, bandno, precno, cblkno, layno;
474 OPJ_UINT32 passno;
475 OPJ_FLOAT64 min, max;
476 OPJ_FLOAT64 cumdisto[100];
477 const OPJ_FLOAT64 K = 1;
478 OPJ_FLOAT64 maxSE = 0;
479
480 opj_cp_t *cp = tcd->cp;
481 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
482 opj_tcp_t *tcd_tcp = tcd->tcp;
483
484 min = DBL_MAX;
485 max = 0;
486
487 tcd_tile->numpix = 0;
488
489 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
490 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
491 tilec->numpix = 0;
492
493 for (resno = 0; resno < tilec->numresolutions; resno++) {
494 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
495
496 for (bandno = 0; bandno < res->numbands; bandno++) {
497 opj_tcd_band_t *band = &res->bands[bandno];
498
499 /* Skip empty bands */
500 if (opj_tcd_is_band_empty(band)) {
501 continue;
502 }
503
504 for (precno = 0; precno < res->pw * res->ph; precno++) {
505 opj_tcd_precinct_t *prc = &band->precincts[precno];
506
507 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
508 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
509
510 for (passno = 0; passno < cblk->totalpasses; passno++) {
511 opj_tcd_pass_t *pass = &cblk->passes[passno];
512 OPJ_INT32 dr;
513 OPJ_FLOAT64 dd, rdslope;
514
515 if (passno == 0) {
516 dr = (OPJ_INT32)pass->rate;
517 dd = pass->distortiondec;
518 } else {
519 dr = (OPJ_INT32)(pass->rate - cblk->passes[passno - 1].rate);
520 dd = pass->distortiondec - cblk->passes[passno - 1].distortiondec;
521 }
522
523 if (dr == 0) {
524 continue;
525 }
526
527 rdslope = dd / dr;
528 if (rdslope < min) {
529 min = rdslope;
530 }
531
532 if (rdslope > max) {
533 max = rdslope;
534 }
535 } /* passno */
536
537 {
538 const OPJ_SIZE_T cblk_pix_count = (OPJ_SIZE_T)((cblk->x1 - cblk->x0) *
539 (cblk->y1 - cblk->y0));
540 tcd_tile->numpix += cblk_pix_count;
541 tilec->numpix += cblk_pix_count;
542 }
543 } /* cbklno */
544 } /* precno */
545 } /* bandno */
546 } /* resno */
547
548 maxSE += (((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0)
549 * ((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0))
550 * ((OPJ_FLOAT64)(tilec->numpix));
551 } /* compno */
552
553 /* index file */
554 if (cstr_info) {
555 opj_tile_info_t *tile_info = &cstr_info->tile[tcd->tcd_tileno];
556 tile_info->numpix = (int)tcd_tile->numpix;
557 tile_info->distotile = (int)tcd_tile->distotile;
558 tile_info->thresh = (OPJ_FLOAT64 *) opj_malloc(tcd_tcp->numlayers * sizeof(
559 OPJ_FLOAT64));
560 if (!tile_info->thresh) {
561 /* FIXME event manager error callback */
562 return OPJ_FALSE;
563 }
564 }
565
566 for (layno = 0; layno < tcd_tcp->numlayers; layno++) {
567 OPJ_FLOAT64 lo = min;
568 OPJ_FLOAT64 hi = max;
569 OPJ_UINT32 maxlen = tcd_tcp->rates[layno] > 0.0f ? opj_uint_min(((
570 OPJ_UINT32) ceil(tcd_tcp->rates[layno])), len) : len;
571 OPJ_FLOAT64 goodthresh = 0;
572 OPJ_FLOAT64 stable_thresh = 0;
573 OPJ_UINT32 i;
574 OPJ_FLOAT64 distotarget;
575
576 distotarget = tcd_tile->distotile - ((K * maxSE) / pow((OPJ_FLOAT32)10,
577 tcd_tcp->distoratio[layno] / 10));
578
579 /* Don't try to find an optimal threshold but rather take everything not included yet, if
580 -r xx,yy,zz,0 (m_quality_layer_alloc_strategy == RATE_DISTORTION_RATIO and rates == NULL)
581 -q xx,yy,zz,0 (m_quality_layer_alloc_strategy == FIXED_DISTORTION_RATIO and distoratio == NULL)
582 ==> possible to have some lossy layers and the last layer for sure lossless */
583 if (((cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
584 RATE_DISTORTION_RATIO) &&
585 (tcd_tcp->rates[layno] > 0.0f)) ||
586 ((cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
587 FIXED_DISTORTION_RATIO) &&
588 (tcd_tcp->distoratio[layno] > 0.0))) {
589 opj_t2_t*t2 = opj_t2_create(tcd->image, cp);
590 OPJ_FLOAT64 thresh = 0;
591 OPJ_BOOL last_layer_allocation_ok = OPJ_FALSE;
592
593 if (t2 == 00) {
594 return OPJ_FALSE;
595 }
596
597 for (i = 0; i < 128; ++i) {
598 OPJ_FLOAT64 distoachieved = 0;
599 OPJ_BOOL layer_allocation_is_same;
600
601 OPJ_FLOAT64 new_thresh = (lo + hi) / 2;
602 /* Stop iterating when the threshold has stabilized enough */
603 /* 0.5 * 1e-5 is somewhat arbitrary, but has been selected */
604 /* so that this doesn't change the results of the regression */
605 /* test suite. */
606 if (fabs(new_thresh - thresh) <= 0.5 * 1e-5 * thresh) {
607 break;
608 }
609 thresh = new_thresh;
610 #ifdef DEBUG_RATE_ALLOC
611 opj_event_msg(p_manager, EVT_INFO, "layno=%u, iter=%u, thresh=%g",
612 layno, i, new_thresh);
613 #endif
614
615 layer_allocation_is_same = opj_tcd_makelayer(tcd, layno, thresh, 0) && i != 0;
616 #ifdef DEBUG_RATE_ALLOC
617 opj_event_msg(p_manager, EVT_INFO, "--> layer_allocation_is_same = %d",
618 layer_allocation_is_same);
619 #endif
620 if (cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
621 FIXED_DISTORTION_RATIO) {
622 if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
623 if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,
624 p_data_written, maxlen, cstr_info, NULL, tcd->cur_tp_num, tcd->tp_pos,
625 tcd->cur_pino,
626 THRESH_CALC, p_manager)) {
627
628 lo = thresh;
629 continue;
630 } else {
631 distoachieved = layno == 0 ?
632 tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno];
633
634 if (distoachieved < distotarget) {
635 hi = thresh;
636 stable_thresh = thresh;
637 continue;
638 } else {
639 lo = thresh;
640 }
641 }
642 } else {
643 distoachieved = (layno == 0) ?
644 tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
645
646 if (distoachieved < distotarget) {
647 hi = thresh;
648 stable_thresh = thresh;
649 continue;
650 }
651 lo = thresh;
652 }
653 } else { /* Disto/rate based optimization */
654 /* Check if the layer allocation done by opj_tcd_makelayer()
655 * is compatible of the maximum rate allocation. If not,
656 * retry with a higher threshold.
657 * If OK, try with a lower threshold.
658 * Call opj_t2_encode_packets() only if opj_tcd_makelayer()
659 * has resulted in different truncation points since its last
660 * call. */
661 if ((layer_allocation_is_same && !last_layer_allocation_ok) ||
662 (!layer_allocation_is_same &&
663 ! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,
664 p_data_written, maxlen, cstr_info, NULL, tcd->cur_tp_num, tcd->tp_pos,
665 tcd->cur_pino,
666 THRESH_CALC, p_manager))) {
667
668 #ifdef DEBUG_RATE_ALLOC
669 if (!layer_allocation_is_same) {
670 opj_event_msg(p_manager, EVT_INFO,
671 "--> check rate alloc failed (> maxlen=%u)\n", maxlen);
672 }
673 #endif
674 last_layer_allocation_ok = OPJ_FALSE;
675 lo = thresh;
676 continue;
677 }
678
679 #ifdef DEBUG_RATE_ALLOC
680 if (!layer_allocation_is_same) {
681 opj_event_msg(p_manager, EVT_INFO,
682 "--> check rate alloc success (len=%u <= maxlen=%u)\n", *p_data_written,
683 maxlen);
684 }
685 #endif
686
687 last_layer_allocation_ok = OPJ_TRUE;
688 hi = thresh;
689 stable_thresh = thresh;
690 }
691 }
692
693 goodthresh = stable_thresh == 0 ? thresh : stable_thresh;
694
695 opj_t2_destroy(t2);
696 } else {
697 /* Special value to indicate to use all passes */
698 goodthresh = -1;
699 }
700
701 if (cstr_info) { /* Threshold for Marcela Index */
702 cstr_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh;
703 }
704
705 opj_tcd_makelayer(tcd, layno, goodthresh, 1);
706
707 cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] :
708 (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
709 }
710
711 return OPJ_TRUE;
712 }
713
714 OPJ_BOOL opj_tcd_init(opj_tcd_t *p_tcd,
715 opj_image_t * p_image,
716 opj_cp_t * p_cp,
717 opj_thread_pool_t* p_tp)
718 {
719 p_tcd->image = p_image;
720 p_tcd->cp = p_cp;
721
722 p_tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_calloc(1,
723 sizeof(opj_tcd_tile_t));
724 if (! p_tcd->tcd_image->tiles) {
725 return OPJ_FALSE;
726 }
727
728 p_tcd->tcd_image->tiles->comps = (opj_tcd_tilecomp_t *) opj_calloc(
729 p_image->numcomps, sizeof(opj_tcd_tilecomp_t));
730 if (! p_tcd->tcd_image->tiles->comps) {
731 return OPJ_FALSE;
732 }
733
734 p_tcd->tcd_image->tiles->numcomps = p_image->numcomps;
735 p_tcd->tp_pos = p_cp->m_specific_param.m_enc.m_tp_pos;
736 p_tcd->thread_pool = p_tp;
737
738 return OPJ_TRUE;
739 }
740
741 /**
742 Destroy a previously created TCD handle
743 */
744 void opj_tcd_destroy(opj_tcd_t *tcd)
745 {
746 if (tcd) {
747 opj_tcd_free_tile(tcd);
748
749 if (tcd->tcd_image) {
750 opj_free(tcd->tcd_image);
751 tcd->tcd_image = 00;
752 }
753
754 opj_free(tcd->used_component);
755
756 opj_free(tcd);
757 }
758 }
759
760 OPJ_BOOL opj_alloc_tile_component_data(opj_tcd_tilecomp_t *l_tilec)
761 {
762 if ((l_tilec->data == 00) ||
763 ((l_tilec->data_size_needed > l_tilec->data_size) &&
764 (l_tilec->ownsData == OPJ_FALSE))) {
765 l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed);
766 if (!l_tilec->data && l_tilec->data_size_needed != 0) {
767 return OPJ_FALSE;
768 }
769 /*fprintf(stderr, "tAllocate data of tilec (int): %d x OPJ_UINT32n",l_data_size);*/
770 l_tilec->data_size = l_tilec->data_size_needed;
771 l_tilec->ownsData = OPJ_TRUE;
772 } else if (l_tilec->data_size_needed > l_tilec->data_size) {
773 /* We don't need to keep old data */
774 opj_image_data_free(l_tilec->data);
775 l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed);
776 if (! l_tilec->data) {
777 l_tilec->data_size = 0;
778 l_tilec->data_size_needed = 0;
779 l_tilec->ownsData = OPJ_FALSE;
780 return OPJ_FALSE;
781 }
782 /*fprintf(stderr, "tReallocate data of tilec (int): from %d to %d x OPJ_UINT32n", l_tilec->data_size, l_data_size);*/
783 l_tilec->data_size = l_tilec->data_size_needed;
784 l_tilec->ownsData = OPJ_TRUE;
785 }
786 return OPJ_TRUE;
787 }
788
789 /* ----------------------------------------------------------------------- */
790
791 static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
792 OPJ_BOOL isEncoder, OPJ_SIZE_T sizeof_block,
793 opj_event_mgr_t* manager)
794 {
795 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
796 opj_tcp_t * l_tcp = 00;
797 opj_cp_t * l_cp = 00;
798 opj_tcd_tile_t * l_tile = 00;
799 opj_tccp_t *l_tccp = 00;
800 opj_tcd_tilecomp_t *l_tilec = 00;
801 opj_image_comp_t * l_image_comp = 00;
802 opj_tcd_resolution_t *l_res = 00;
803 opj_tcd_band_t *l_band = 00;
804 opj_stepsize_t * l_step_size = 00;
805 opj_tcd_precinct_t *l_current_precinct = 00;
806 opj_image_t *l_image = 00;
807 OPJ_UINT32 p, q;
808 OPJ_UINT32 l_level_no;
809 OPJ_UINT32 l_pdx, l_pdy;
810 OPJ_INT32 l_x0b, l_y0b;
811 OPJ_UINT32 l_tx0, l_ty0;
812 /* extent of precincts , top left, bottom right**/
813 OPJ_INT32 l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end, l_br_prc_y_end;
814 /* number of precinct for a resolution */
815 OPJ_UINT32 l_nb_precincts;
816 /* room needed to store l_nb_precinct precinct for a resolution */
817 OPJ_UINT32 l_nb_precinct_size;
818 /* number of code blocks for a precinct*/
819 OPJ_UINT32 l_nb_code_blocks;
820 /* room needed to store l_nb_code_blocks code blocks for a precinct*/
821 OPJ_UINT32 l_nb_code_blocks_size;
822 /* size of data for a tile */
823 OPJ_UINT32 l_data_size;
824
825 l_cp = p_tcd->cp;
826 l_tcp = &(l_cp->tcps[p_tile_no]);
827 l_tile = p_tcd->tcd_image->tiles;
828 l_tccp = l_tcp->tccps;
829 l_tilec = l_tile->comps;
830 l_image = p_tcd->image;
831 l_image_comp = p_tcd->image->comps;
832
833 p = p_tile_no % l_cp->tw; /* tile coordinates */
834 q = p_tile_no / l_cp->tw;
835 /*fprintf(stderr, "Tile coordinate = %d,%d\n", p, q);*/
836
837 /* 4 borders of the tile rescale on the image if necessary */
838 l_tx0 = l_cp->tx0 + p *
839 l_cp->tdx; /* can't be greater than l_image->x1 so won't overflow */
840 l_tile->x0 = (OPJ_INT32)opj_uint_max(l_tx0, l_image->x0);
841 l_tile->x1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_tx0, l_cp->tdx),
842 l_image->x1);
843 /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */
844 if ((l_tile->x0 < 0) || (l_tile->x1 <= l_tile->x0)) {
845 opj_event_msg(manager, EVT_ERROR, "Tile X coordinates are not supported\n");
846 return OPJ_FALSE;
847 }
848 l_ty0 = l_cp->ty0 + q *
849 l_cp->tdy; /* can't be greater than l_image->y1 so won't overflow */
850 l_tile->y0 = (OPJ_INT32)opj_uint_max(l_ty0, l_image->y0);
851 l_tile->y1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_ty0, l_cp->tdy),
852 l_image->y1);
853 /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */
854 if ((l_tile->y0 < 0) || (l_tile->y1 <= l_tile->y0)) {
855 opj_event_msg(manager, EVT_ERROR, "Tile Y coordinates are not supported\n");
856 return OPJ_FALSE;
857 }
858
859
860 /* testcase 1888.pdf.asan.35.988 */
861 if (l_tccp->numresolutions == 0) {
862 opj_event_msg(manager, EVT_ERROR, "tiles require at least one resolution\n");
863 return OPJ_FALSE;
864 }
865 /*fprintf(stderr, "Tile border = %d,%d,%d,%d\n", l_tile->x0, l_tile->y0,l_tile->x1,l_tile->y1);*/
866
867 /*tile->numcomps = image->numcomps; */
868 for (compno = 0; compno < l_tile->numcomps; ++compno) {
869 /*fprintf(stderr, "compno = %d/%d\n", compno, l_tile->numcomps);*/
870 l_image_comp->resno_decoded = 0;
871 /* border of each l_tile component (global) */
872 l_tilec->x0 = opj_int_ceildiv(l_tile->x0, (OPJ_INT32)l_image_comp->dx);
873 l_tilec->y0 = opj_int_ceildiv(l_tile->y0, (OPJ_INT32)l_image_comp->dy);
874 l_tilec->x1 = opj_int_ceildiv(l_tile->x1, (OPJ_INT32)l_image_comp->dx);
875 l_tilec->y1 = opj_int_ceildiv(l_tile->y1, (OPJ_INT32)l_image_comp->dy);
876 l_tilec->compno = compno;
877 /*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/
878
879 l_tilec->numresolutions = l_tccp->numresolutions;
880 if (l_tccp->numresolutions < l_cp->m_specific_param.m_dec.m_reduce) {
881 l_tilec->minimum_num_resolutions = 1;
882 } else {
883 l_tilec->minimum_num_resolutions = l_tccp->numresolutions -
884 l_cp->m_specific_param.m_dec.m_reduce;
885 }
886
887 if (isEncoder) {
888 OPJ_SIZE_T l_tile_data_size;
889
890 /* compute l_data_size with overflow check */
891 OPJ_SIZE_T w = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0);
892 OPJ_SIZE_T h = (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);
893
894 /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */
895 if (h > 0 && w > SIZE_MAX / h) {
896 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
897 return OPJ_FALSE;
898 }
899 l_tile_data_size = w * h;
900
901 if (SIZE_MAX / sizeof(OPJ_UINT32) < l_tile_data_size) {
902 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
903 return OPJ_FALSE;
904 }
905 l_tile_data_size = l_tile_data_size * sizeof(OPJ_UINT32);
906
907 l_tilec->data_size_needed = l_tile_data_size;
908 }
909
910 l_data_size = l_tilec->numresolutions * (OPJ_UINT32)sizeof(
911 opj_tcd_resolution_t);
912
913 opj_image_data_free(l_tilec->data_win);
914 l_tilec->data_win = NULL;
915 l_tilec->win_x0 = 0;
916 l_tilec->win_y0 = 0;
917 l_tilec->win_x1 = 0;
918 l_tilec->win_y1 = 0;
919
920 if (l_tilec->resolutions == 00) {
921 l_tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(l_data_size);
922 if (! l_tilec->resolutions) {
923 return OPJ_FALSE;
924 }
925 /*fprintf(stderr, "\tAllocate resolutions of tilec (opj_tcd_resolution_t): %d\n",l_data_size);*/
926 l_tilec->resolutions_size = l_data_size;
927 memset(l_tilec->resolutions, 0, l_data_size);
928 } else if (l_data_size > l_tilec->resolutions_size) {
929 opj_tcd_resolution_t* new_resolutions = (opj_tcd_resolution_t *) opj_realloc(
930 l_tilec->resolutions, l_data_size);
931 if (! new_resolutions) {
932 opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile resolutions\n");
933 opj_free(l_tilec->resolutions);
934 l_tilec->resolutions = NULL;
935 l_tilec->resolutions_size = 0;
936 return OPJ_FALSE;
937 }
938 l_tilec->resolutions = new_resolutions;
939 /*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->resolutions_size, l_data_size);*/
940 memset(((OPJ_BYTE*) l_tilec->resolutions) + l_tilec->resolutions_size, 0,
941 l_data_size - l_tilec->resolutions_size);
942 l_tilec->resolutions_size = l_data_size;
943 }
944
945 l_level_no = l_tilec->numresolutions;
946 l_res = l_tilec->resolutions;
947 l_step_size = l_tccp->stepsizes;
948 /*fprintf(stderr, "\tlevel_no=%d\n",l_level_no);*/
949
950 for (resno = 0; resno < l_tilec->numresolutions; ++resno) {
951 /*fprintf(stderr, "\t\tresno = %d/%d\n", resno, l_tilec->numresolutions);*/
952 OPJ_INT32 tlcbgxstart, tlcbgystart /*, brcbgxend, brcbgyend*/;
953 OPJ_UINT32 cbgwidthexpn, cbgheightexpn;
954 OPJ_UINT32 cblkwidthexpn, cblkheightexpn;
955
956 --l_level_no;
957
958 /* border for each resolution level (global) */
959 l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
960 l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
961 l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
962 l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
963
964 /*fprintf(stderr, "\t\t\tres_x0= %d, res_y0 =%d, res_x1=%d, res_y1=%d\n", l_res->x0, l_res->y0, l_res->x1, l_res->y1);*/
965 /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */
966 l_pdx = l_tccp->prcw[resno];
967 l_pdy = l_tccp->prch[resno];
968 /*fprintf(stderr, "\t\t\tpdx=%d, pdy=%d\n", l_pdx, l_pdy);*/
969 /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
970 l_tl_prc_x_start = opj_int_floordivpow2(l_res->x0, (OPJ_INT32)l_pdx) << l_pdx;
971 l_tl_prc_y_start = opj_int_floordivpow2(l_res->y0, (OPJ_INT32)l_pdy) << l_pdy;
972 {
973 OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->x1,
974 (OPJ_INT32)l_pdx)) << l_pdx;
975 if (tmp > (OPJ_UINT32)INT_MAX) {
976 opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
977 return OPJ_FALSE;
978 }
979 l_br_prc_x_end = (OPJ_INT32)tmp;
980 }
981 {
982 OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->y1,
983 (OPJ_INT32)l_pdy)) << l_pdy;
984 if (tmp > (OPJ_UINT32)INT_MAX) {
985 opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
986 return OPJ_FALSE;
987 }
988 l_br_prc_y_end = (OPJ_INT32)tmp;
989 }
990 /*fprintf(stderr, "\t\t\tprc_x_start=%d, prc_y_start=%d, br_prc_x_end=%d, br_prc_y_end=%d \n", l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end ,l_br_prc_y_end );*/
991
992 l_res->pw = (l_res->x0 == l_res->x1) ? 0U : (OPJ_UINT32)((
993 l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx);
994 l_res->ph = (l_res->y0 == l_res->y1) ? 0U : (OPJ_UINT32)((
995 l_br_prc_y_end - l_tl_prc_y_start) >> l_pdy);
996 /*fprintf(stderr, "\t\t\tres_pw=%d, res_ph=%d\n", l_res->pw, l_res->ph );*/
997
998 if ((l_res->pw != 0U) && ((((OPJ_UINT32) - 1) / l_res->pw) < l_res->ph)) {
999 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
1000 return OPJ_FALSE;
1001 }
1002 l_nb_precincts = l_res->pw * l_res->ph;
1003
1004 if ((((OPJ_UINT32) - 1) / (OPJ_UINT32)sizeof(opj_tcd_precinct_t)) <
1005 l_nb_precincts) {
1006 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
1007 return OPJ_FALSE;
1008 }
1009 l_nb_precinct_size = l_nb_precincts * (OPJ_UINT32)sizeof(opj_tcd_precinct_t);
1010
1011 if (resno == 0) {
1012 tlcbgxstart = l_tl_prc_x_start;
1013 tlcbgystart = l_tl_prc_y_start;
1014 /*brcbgxend = l_br_prc_x_end;*/
1015 /* brcbgyend = l_br_prc_y_end;*/
1016 cbgwidthexpn = l_pdx;
1017 cbgheightexpn = l_pdy;
1018 l_res->numbands = 1;
1019 } else {
1020 tlcbgxstart = opj_int_ceildivpow2(l_tl_prc_x_start, 1);
1021 tlcbgystart = opj_int_ceildivpow2(l_tl_prc_y_start, 1);
1022 /*brcbgxend = opj_int_ceildivpow2(l_br_prc_x_end, 1);*/
1023 /*brcbgyend = opj_int_ceildivpow2(l_br_prc_y_end, 1);*/
1024 cbgwidthexpn = l_pdx - 1;
1025 cbgheightexpn = l_pdy - 1;
1026 l_res->numbands = 3;
1027 }
1028
1029 cblkwidthexpn = opj_uint_min(l_tccp->cblkw, cbgwidthexpn);
1030 cblkheightexpn = opj_uint_min(l_tccp->cblkh, cbgheightexpn);
1031 l_band = l_res->bands;
1032
1033 for (bandno = 0; bandno < l_res->numbands; ++bandno, ++l_band, ++l_step_size) {
1034 /*fprintf(stderr, "\t\t\tband_no=%d/%d\n", bandno, l_res->numbands );*/
1035
1036 if (resno == 0) {
1037 l_band->bandno = 0 ;
1038 l_band->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
1039 l_band->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
1040 l_band->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
1041 l_band->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
1042 } else {
1043 l_band->bandno = bandno + 1;
1044 /* x0b = 1 if bandno = 1 or 3 */
1045 l_x0b = l_band->bandno & 1;
1046 /* y0b = 1 if bandno = 2 or 3 */
1047 l_y0b = (OPJ_INT32)((l_band->bandno) >> 1);
1048 /* l_band border (global) */
1049 l_band->x0 = opj_int64_ceildivpow2(l_tilec->x0 - ((OPJ_INT64)l_x0b <<
1050 l_level_no), (OPJ_INT32)(l_level_no + 1));
1051 l_band->y0 = opj_int64_ceildivpow2(l_tilec->y0 - ((OPJ_INT64)l_y0b <<
1052 l_level_no), (OPJ_INT32)(l_level_no + 1));
1053 l_band->x1 = opj_int64_ceildivpow2(l_tilec->x1 - ((OPJ_INT64)l_x0b <<
1054 l_level_no), (OPJ_INT32)(l_level_no + 1));
1055 l_band->y1 = opj_int64_ceildivpow2(l_tilec->y1 - ((OPJ_INT64)l_y0b <<
1056 l_level_no), (OPJ_INT32)(l_level_no + 1));
1057 }
1058
1059 if (isEncoder) {
1060 /* Skip empty bands */
1061 if (opj_tcd_is_band_empty(l_band)) {
1062 /* Do not zero l_band->precints to avoid leaks */
1063 /* but make sure we don't use it later, since */
1064 /* it will point to precincts of previous bands... */
1065 continue;
1066 }
1067 }
1068
1069 {
1070 /* Table E-1 - Sub-band gains */
1071 /* BUG_WEIRD_TWO_INVK (look for this identifier in dwt.c): */
1072 /* the test (!isEncoder && l_tccp->qmfbid == 0) is strongly */
1073 /* linked to the use of two_invK instead of invK */
1074 const OPJ_INT32 log2_gain = (!isEncoder &&
1075 l_tccp->qmfbid == 0) ? 0 : (l_band->bandno == 0) ? 0 :
1076 (l_band->bandno == 3) ? 2 : 1;
1077
1078 /* Nominal dynamic range. Equation E-4 */
1079 const OPJ_INT32 Rb = (OPJ_INT32)l_image_comp->prec + log2_gain;
1080
1081 /* Delta_b value of Equation E-3 in "E.1 Inverse quantization
1082 * procedure" of the standard */
1083 l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0,
1084 (OPJ_INT32)(Rb - l_step_size->expn))));
1085 }
1086
1087 /* Mb value of Equation E-2 in "E.1 Inverse quantization
1088 * procedure" of the standard */
1089 l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits -
1090 1;
1091
1092 if (!l_band->precincts && (l_nb_precincts > 0U)) {
1093 l_band->precincts = (opj_tcd_precinct_t *) opj_malloc(/*3 * */
1094 l_nb_precinct_size);
1095 if (! l_band->precincts) {
1096 opj_event_msg(manager, EVT_ERROR,
1097 "Not enough memory to handle band precints\n");
1098 return OPJ_FALSE;
1099 }
1100 /*fprintf(stderr, "\t\t\t\tAllocate precincts of a band (opj_tcd_precinct_t): %d\n",l_nb_precinct_size); */
1101 memset(l_band->precincts, 0, l_nb_precinct_size);
1102 l_band->precincts_data_size = l_nb_precinct_size;
1103 } else if (l_band->precincts_data_size < l_nb_precinct_size) {
1104
1105 opj_tcd_precinct_t * new_precincts = (opj_tcd_precinct_t *) opj_realloc(
1106 l_band->precincts,/*3 * */ l_nb_precinct_size);
1107 if (! new_precincts) {
1108 opj_event_msg(manager, EVT_ERROR,
1109 "Not enough memory to handle band precints\n");
1110 opj_free(l_band->precincts);
1111 l_band->precincts = NULL;
1112 l_band->precincts_data_size = 0;
1113 return OPJ_FALSE;
1114 }
1115 l_band->precincts = new_precincts;
1116 /*fprintf(stderr, "\t\t\t\tReallocate precincts of a band (opj_tcd_precinct_t): from %d to %d\n",l_band->precincts_data_size, l_nb_precinct_size);*/
1117 memset(((OPJ_BYTE *) l_band->precincts) + l_band->precincts_data_size, 0,
1118 l_nb_precinct_size - l_band->precincts_data_size);
1119 l_band->precincts_data_size = l_nb_precinct_size;
1120 }
1121
1122 l_current_precinct = l_band->precincts;
1123 for (precno = 0; precno < l_nb_precincts; ++precno) {
1124 OPJ_INT32 tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend;
1125 OPJ_INT32 cbgxstart = tlcbgxstart + (OPJ_INT32)(precno % l_res->pw) *
1126 (1 << cbgwidthexpn);
1127 OPJ_INT32 cbgystart = tlcbgystart + (OPJ_INT32)(precno / l_res->pw) *
1128 (1 << cbgheightexpn);
1129 OPJ_INT32 cbgxend = cbgxstart + (1 << cbgwidthexpn);
1130 OPJ_INT32 cbgyend = cbgystart + (1 << cbgheightexpn);
1131 /*fprintf(stderr, "\t precno=%d; bandno=%d, resno=%d; compno=%d\n", precno, bandno , resno, compno);*/
1132 /*fprintf(stderr, "\t tlcbgxstart(=%d) + (precno(=%d) percent res->pw(=%d)) * (1 << cbgwidthexpn(=%d)) \n",tlcbgxstart,precno,l_res->pw,cbgwidthexpn);*/
1133
1134 /* precinct size (global) */
1135 /*fprintf(stderr, "\t cbgxstart=%d, l_band->x0 = %d \n",cbgxstart, l_band->x0);*/
1136
1137 l_current_precinct->x0 = opj_int_max(cbgxstart, l_band->x0);
1138 l_current_precinct->y0 = opj_int_max(cbgystart, l_band->y0);
1139 l_current_precinct->x1 = opj_int_min(cbgxend, l_band->x1);
1140 l_current_precinct->y1 = opj_int_min(cbgyend, l_band->y1);
1141 /*fprintf(stderr, "\t prc_x0=%d; prc_y0=%d, prc_x1=%d; prc_y1=%d\n",l_current_precinct->x0, l_current_precinct->y0 ,l_current_precinct->x1, l_current_precinct->y1);*/
1142
1143 tlcblkxstart = opj_int_floordivpow2(l_current_precinct->x0,
1144 (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn;
1145 /*fprintf(stderr, "\t tlcblkxstart =%d\n",tlcblkxstart );*/
1146 tlcblkystart = opj_int_floordivpow2(l_current_precinct->y0,
1147 (OPJ_INT32)cblkheightexpn) << cblkheightexpn;
1148 /*fprintf(stderr, "\t tlcblkystart =%d\n",tlcblkystart );*/
1149 brcblkxend = opj_int_ceildivpow2(l_current_precinct->x1,
1150 (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn;
1151 /*fprintf(stderr, "\t brcblkxend =%d\n",brcblkxend );*/
1152 brcblkyend = opj_int_ceildivpow2(l_current_precinct->y1,
1153 (OPJ_INT32)cblkheightexpn) << cblkheightexpn;
1154 /*fprintf(stderr, "\t brcblkyend =%d\n",brcblkyend );*/
1155 l_current_precinct->cw = (OPJ_UINT32)((brcblkxend - tlcblkxstart) >>
1156 cblkwidthexpn);
1157 l_current_precinct->ch = (OPJ_UINT32)((brcblkyend - tlcblkystart) >>
1158 cblkheightexpn);
1159
1160 l_nb_code_blocks = l_current_precinct->cw * l_current_precinct->ch;
1161 /*fprintf(stderr, "\t\t\t\t precinct_cw = %d x recinct_ch = %d\n",l_current_precinct->cw, l_current_precinct->ch); */
1162 if ((((OPJ_UINT32) - 1) / (OPJ_UINT32)sizeof_block) <
1163 l_nb_code_blocks) {
1164 opj_event_msg(manager, EVT_ERROR,
1165 "Size of code block data exceeds system limits\n");
1166 return OPJ_FALSE;
1167 }
1168 l_nb_code_blocks_size = l_nb_code_blocks * (OPJ_UINT32)sizeof_block;
1169
1170 if (!l_current_precinct->cblks.blocks && (l_nb_code_blocks > 0U)) {
1171 l_current_precinct->cblks.blocks = opj_malloc(l_nb_code_blocks_size);
1172 if (! l_current_precinct->cblks.blocks) {
1173 return OPJ_FALSE;
1174 }
1175 /*fprintf(stderr, "\t\t\t\tAllocate cblks of a precinct (opj_tcd_cblk_dec_t): %d\n",l_nb_code_blocks_size);*/
1176
1177 memset(l_current_precinct->cblks.blocks, 0, l_nb_code_blocks_size);
1178
1179 l_current_precinct->block_size = l_nb_code_blocks_size;
1180 } else if (l_nb_code_blocks_size > l_current_precinct->block_size) {
1181 void *new_blocks = opj_realloc(l_current_precinct->cblks.blocks,
1182 l_nb_code_blocks_size);
1183 if (! new_blocks) {
1184 opj_free(l_current_precinct->cblks.blocks);
1185 l_current_precinct->cblks.blocks = NULL;
1186 l_current_precinct->block_size = 0;
1187 opj_event_msg(manager, EVT_ERROR,
1188 "Not enough memory for current precinct codeblock element\n");
1189 return OPJ_FALSE;
1190 }
1191 l_current_precinct->cblks.blocks = new_blocks;
1192 /*fprintf(stderr, "\t\t\t\tReallocate cblks of a precinct (opj_tcd_cblk_dec_t): from %d to %d\n",l_current_precinct->block_size, l_nb_code_blocks_size); */
1193
1194 memset(((OPJ_BYTE *) l_current_precinct->cblks.blocks) +
1195 l_current_precinct->block_size
1196 , 0
1197 , l_nb_code_blocks_size - l_current_precinct->block_size);
1198
1199 l_current_precinct->block_size = l_nb_code_blocks_size;
1200 }
1201
1202 if (! l_current_precinct->incltree) {
1203 l_current_precinct->incltree = opj_tgt_create(l_current_precinct->cw,
1204 l_current_precinct->ch, manager);
1205 } else {
1206 l_current_precinct->incltree = opj_tgt_init(l_current_precinct->incltree,
1207 l_current_precinct->cw, l_current_precinct->ch, manager);
1208 }
1209
1210 if (! l_current_precinct->imsbtree) {
1211 l_current_precinct->imsbtree = opj_tgt_create(l_current_precinct->cw,
1212 l_current_precinct->ch, manager);
1213 } else {
1214 l_current_precinct->imsbtree = opj_tgt_init(l_current_precinct->imsbtree,
1215 l_current_precinct->cw, l_current_precinct->ch, manager);
1216 }
1217
1218 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
1219 OPJ_INT32 cblkxstart = tlcblkxstart + (OPJ_INT32)(cblkno %
1220 l_current_precinct->cw) * (1 << cblkwidthexpn);
1221 OPJ_INT32 cblkystart = tlcblkystart + (OPJ_INT32)(cblkno /
1222 l_current_precinct->cw) * (1 << cblkheightexpn);
1223 OPJ_INT32 cblkxend = cblkxstart + (1 << cblkwidthexpn);
1224 OPJ_INT32 cblkyend = cblkystart + (1 << cblkheightexpn);
1225
1226 if (isEncoder) {
1227 opj_tcd_cblk_enc_t* l_code_block = l_current_precinct->cblks.enc + cblkno;
1228
1229 if (! opj_tcd_code_block_enc_allocate(l_code_block)) {
1230 return OPJ_FALSE;
1231 }
1232 /* code-block size (global) */
1233 l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0);
1234 l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0);
1235 l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1);
1236 l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1);
1237
1238 if (! opj_tcd_code_block_enc_allocate_data(l_code_block)) {
1239 return OPJ_FALSE;
1240 }
1241 } else {
1242 opj_tcd_cblk_dec_t* l_code_block = l_current_precinct->cblks.dec + cblkno;
1243
1244 if (! opj_tcd_code_block_dec_allocate(l_code_block)) {
1245 return OPJ_FALSE;
1246 }
1247 /* code-block size (global) */
1248 l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0);
1249 l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0);
1250 l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1);
1251 l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1);
1252 }
1253 }
1254 ++l_current_precinct;
1255 } /* precno */
1256 } /* bandno */
1257 ++l_res;
1258 } /* resno */
1259 ++l_tccp;
1260 ++l_tilec;
1261 ++l_image_comp;
1262 } /* compno */
1263 return OPJ_TRUE;
1264 }
1265
1266 OPJ_BOOL opj_tcd_init_encode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
1267 opj_event_mgr_t* p_manager)
1268 {
1269 return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_TRUE,
1270 sizeof(opj_tcd_cblk_enc_t), p_manager);
1271 }
1272
1273 OPJ_BOOL opj_tcd_init_decode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
1274 opj_event_mgr_t* p_manager)
1275 {
1276 return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_FALSE,
1277 sizeof(opj_tcd_cblk_dec_t), p_manager);
1278 }
1279
1280 /**
1281 * Allocates memory for an encoding code block (but not data memory).
1282 */
1283 static OPJ_BOOL opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t *
1284 p_code_block)
1285 {
1286 if (! p_code_block->layers) {
1287 /* no memset since data */
1288 p_code_block->layers = (opj_tcd_layer_t*) opj_calloc(100,
1289 sizeof(opj_tcd_layer_t));
1290 if (! p_code_block->layers) {
1291 return OPJ_FALSE;
1292 }
1293 }
1294 if (! p_code_block->passes) {
1295 p_code_block->passes = (opj_tcd_pass_t*) opj_calloc(100,
1296 sizeof(opj_tcd_pass_t));
1297 if (! p_code_block->passes) {
1298 return OPJ_FALSE;
1299 }
1300 }
1301 return OPJ_TRUE;
1302 }
1303
1304 /**
1305 * Allocates data memory for an encoding code block.
1306 */
1307 static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
1308 p_code_block)
1309 {
1310 OPJ_UINT32 l_data_size;
1311
1312 /* +1 is needed for https://github.com/uclouvain/openjpeg/issues/835 */
1313 /* and actually +2 required for https://github.com/uclouvain/openjpeg/issues/982 */
1314 /* and +7 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 3) */
1315 /* and +26 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 7) */
1316 /* and +28 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 44) */
1317 /* and +33 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4) */
1318 /* and +63 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4 -IMF 2K) */
1319 /* and +74 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4 -n 8 -s 7,7 -I) */
1320 /* TODO: is there a theoretical upper-bound for the compressed code */
1321 /* block size ? */
1322 l_data_size = 74 + (OPJ_UINT32)((p_code_block->x1 - p_code_block->x0) *
1323 (p_code_block->y1 - p_code_block->y0) * (OPJ_INT32)sizeof(OPJ_UINT32));
1324
1325 if (l_data_size > p_code_block->data_size) {
1326 if (p_code_block->data) {
1327 /* We refer to data - 1 since below we incremented it */
1328 opj_free(p_code_block->data - 1);
1329 }
1330 p_code_block->data = (OPJ_BYTE*) opj_malloc(l_data_size + 1);
1331 if (! p_code_block->data) {
1332 p_code_block->data_size = 0U;
1333 return OPJ_FALSE;
1334 }
1335 p_code_block->data_size = l_data_size;
1336
1337 /* We reserve the initial byte as a fake byte to a non-FF value */
1338 /* and increment the data pointer, so that opj_mqc_init_enc() */
1339 /* can do bp = data - 1, and opj_mqc_byteout() can safely dereference */
1340 /* it. */
1341 p_code_block->data[0] = 0;
1342 p_code_block->data += 1; /*why +1 ?*/
1343 }
1344 return OPJ_TRUE;
1345 }
1346
1347
1348 void opj_tcd_reinit_segment(opj_tcd_seg_t* seg)
1349 {
1350 memset(seg, 0, sizeof(opj_tcd_seg_t));
1351 }
1352
1353 /**
1354 * Allocates memory for a decoding code block.
1355 */
1356 static OPJ_BOOL opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t *
1357 p_code_block)
1358 {
1359 if (! p_code_block->segs) {
1360
1361 p_code_block->segs = (opj_tcd_seg_t *) opj_calloc(OPJ_J2K_DEFAULT_NB_SEGS,
1362 sizeof(opj_tcd_seg_t));
1363 if (! p_code_block->segs) {
1364 return OPJ_FALSE;
1365 }
1366 /*fprintf(stderr, "Allocate %d elements of code_block->data\n", OPJ_J2K_DEFAULT_NB_SEGS * sizeof(opj_tcd_seg_t));*/
1367
1368 p_code_block->m_current_max_segs = OPJ_J2K_DEFAULT_NB_SEGS;
1369 /*fprintf(stderr, "m_current_max_segs of code_block->data = %d\n", p_code_block->m_current_max_segs);*/
1370 } else {
1371 /* sanitize */
1372 opj_tcd_seg_t * l_segs = p_code_block->segs;
1373 OPJ_UINT32 l_current_max_segs = p_code_block->m_current_max_segs;
1374 opj_tcd_seg_data_chunk_t* l_chunks = p_code_block->chunks;
1375 OPJ_UINT32 l_numchunksalloc = p_code_block->numchunksalloc;
1376 OPJ_UINT32 i;
1377
1378 opj_aligned_free(p_code_block->decoded_data);
1379 p_code_block->decoded_data = 00;
1380
1381 memset(p_code_block, 0, sizeof(opj_tcd_cblk_dec_t));
1382 p_code_block->segs = l_segs;
1383 p_code_block->m_current_max_segs = l_current_max_segs;
1384 for (i = 0; i < l_current_max_segs; ++i) {
1385 opj_tcd_reinit_segment(&l_segs[i]);
1386 }
1387 p_code_block->chunks = l_chunks;
1388 p_code_block->numchunksalloc = l_numchunksalloc;
1389 }
1390
1391 return OPJ_TRUE;
1392 }
1393
1394 OPJ_UINT32 opj_tcd_get_decoded_tile_size(opj_tcd_t *p_tcd,
1395 OPJ_BOOL take_into_account_partial_decoding)
1396 {
1397 OPJ_UINT32 i;
1398 OPJ_UINT32 l_data_size = 0;
1399 opj_image_comp_t * l_img_comp = 00;
1400 opj_tcd_tilecomp_t * l_tile_comp = 00;
1401 opj_tcd_resolution_t * l_res = 00;
1402 OPJ_UINT32 l_size_comp, l_remaining;
1403 OPJ_UINT32 l_temp;
1404
1405 l_tile_comp = p_tcd->tcd_image->tiles->comps;
1406 l_img_comp = p_tcd->image->comps;
1407
1408 for (i = 0; i < p_tcd->image->numcomps; ++i) {
1409 OPJ_UINT32 w, h;
1410 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
1411 l_remaining = l_img_comp->prec & 7; /* (%8) */
1412
1413 if (l_remaining) {
1414 ++l_size_comp;
1415 }
1416
1417 if (l_size_comp == 3) {
1418 l_size_comp = 4;
1419 }
1420
1421 l_res = l_tile_comp->resolutions + l_tile_comp->minimum_num_resolutions - 1;
1422 if (take_into_account_partial_decoding && !p_tcd->whole_tile_decoding) {
1423 w = l_res->win_x1 - l_res->win_x0;
1424 h = l_res->win_y1 - l_res->win_y0;
1425 } else {
1426 w = (OPJ_UINT32)(l_res->x1 - l_res->x0);
1427 h = (OPJ_UINT32)(l_res->y1 - l_res->y0);
1428 }
1429 if (h > 0 && UINT_MAX / w < h) {
1430 return UINT_MAX;
1431 }
1432 l_temp = w * h;
1433 if (l_size_comp && UINT_MAX / l_size_comp < l_temp) {
1434 return UINT_MAX;
1435 }
1436 l_temp *= l_size_comp;
1437
1438 if (l_temp > UINT_MAX - l_data_size) {
1439 return UINT_MAX;
1440 }
1441 l_data_size += l_temp;
1442 ++l_img_comp;
1443 ++l_tile_comp;
1444 }
1445
1446 return l_data_size;
1447 }
1448
1449 OPJ_BOOL opj_tcd_encode_tile(opj_tcd_t *p_tcd,
1450 OPJ_UINT32 p_tile_no,
1451 OPJ_BYTE *p_dest,
1452 OPJ_UINT32 * p_data_written,
1453 OPJ_UINT32 p_max_length,
1454 opj_codestream_info_t *p_cstr_info,
1455 opj_tcd_marker_info_t* p_marker_info,
1456 opj_event_mgr_t *p_manager)
1457 {
1458
1459 if (p_tcd->cur_tp_num == 0) {
1460
1461 p_tcd->tcd_tileno = p_tile_no;
1462 p_tcd->tcp = &p_tcd->cp->tcps[p_tile_no];
1463
1464 /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */
1465 if (p_cstr_info) {
1466 OPJ_UINT32 l_num_packs = 0;
1467 OPJ_UINT32 i;
1468 opj_tcd_tilecomp_t *l_tilec_idx =
1469 &p_tcd->tcd_image->tiles->comps[0]; /* based on component 0 */
1470 opj_tccp_t *l_tccp = p_tcd->tcp->tccps; /* based on component 0 */
1471
1472 for (i = 0; i < l_tilec_idx->numresolutions; i++) {
1473 opj_tcd_resolution_t *l_res_idx = &l_tilec_idx->resolutions[i];
1474
1475 p_cstr_info->tile[p_tile_no].pw[i] = (int)l_res_idx->pw;
1476 p_cstr_info->tile[p_tile_no].ph[i] = (int)l_res_idx->ph;
1477
1478 l_num_packs += l_res_idx->pw * l_res_idx->ph;
1479 p_cstr_info->tile[p_tile_no].pdx[i] = (int)l_tccp->prcw[i];
1480 p_cstr_info->tile[p_tile_no].pdy[i] = (int)l_tccp->prch[i];
1481 }
1482 p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t*) opj_calloc((
1483 OPJ_SIZE_T)p_cstr_info->numcomps * (OPJ_SIZE_T)p_cstr_info->numlayers *
1484 l_num_packs,
1485 sizeof(opj_packet_info_t));
1486 if (!p_cstr_info->tile[p_tile_no].packet) {
1487 /* FIXME event manager error callback */
1488 return OPJ_FALSE;
1489 }
1490 }
1491 /* << INDEX */
1492
1493 /* FIXME _ProfStart(PGROUP_DC_SHIFT); */
1494 /*---------------TILE-------------------*/
1495 if (! opj_tcd_dc_level_shift_encode(p_tcd)) {
1496 return OPJ_FALSE;
1497 }
1498 /* FIXME _ProfStop(PGROUP_DC_SHIFT); */
1499
1500 /* FIXME _ProfStart(PGROUP_MCT); */
1501 if (! opj_tcd_mct_encode(p_tcd)) {
1502 return OPJ_FALSE;
1503 }
1504 /* FIXME _ProfStop(PGROUP_MCT); */
1505
1506 /* FIXME _ProfStart(PGROUP_DWT); */
1507 if (! opj_tcd_dwt_encode(p_tcd)) {
1508 return OPJ_FALSE;
1509 }
1510 /* FIXME _ProfStop(PGROUP_DWT); */
1511
1512 /* FIXME _ProfStart(PGROUP_T1); */
1513 if (! opj_tcd_t1_encode(p_tcd)) {
1514 return OPJ_FALSE;
1515 }
1516 /* FIXME _ProfStop(PGROUP_T1); */
1517
1518 /* FIXME _ProfStart(PGROUP_RATE); */
1519 if (! opj_tcd_rate_allocate_encode(p_tcd, p_dest, p_max_length,
1520 p_cstr_info, p_manager)) {
1521 return OPJ_FALSE;
1522 }
1523 /* FIXME _ProfStop(PGROUP_RATE); */
1524
1525 }
1526 /*--------------TIER2------------------*/
1527
1528 /* INDEX */
1529 if (p_cstr_info) {
1530 p_cstr_info->index_write = 1;
1531 }
1532 /* FIXME _ProfStart(PGROUP_T2); */
1533
1534 if (! opj_tcd_t2_encode(p_tcd, p_dest, p_data_written, p_max_length,
1535 p_cstr_info, p_marker_info, p_manager)) {
1536 return OPJ_FALSE;
1537 }
1538 /* FIXME _ProfStop(PGROUP_T2); */
1539
1540 /*---------------CLEAN-------------------*/
1541
1542 return OPJ_TRUE;
1543 }
1544
1545 OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *p_tcd,
1546 OPJ_UINT32 win_x0,
1547 OPJ_UINT32 win_y0,
1548 OPJ_UINT32 win_x1,
1549 OPJ_UINT32 win_y1,
1550 OPJ_UINT32 numcomps_to_decode,
1551 const OPJ_UINT32 *comps_indices,
1552 OPJ_BYTE *p_src,
1553 OPJ_UINT32 p_max_length,
1554 OPJ_UINT32 p_tile_no,
1555 opj_codestream_index_t *p_cstr_index,
1556 opj_event_mgr_t *p_manager
1557 )
1558 {
1559 OPJ_UINT32 l_data_read;
1560 OPJ_UINT32 compno;
1561
1562 p_tcd->tcd_tileno = p_tile_no;
1563 p_tcd->tcp = &(p_tcd->cp->tcps[p_tile_no]);
1564 p_tcd->win_x0 = win_x0;
1565 p_tcd->win_y0 = win_y0;
1566 p_tcd->win_x1 = win_x1;
1567 p_tcd->win_y1 = win_y1;
1568 p_tcd->whole_tile_decoding = OPJ_TRUE;
1569
1570 opj_free(p_tcd->used_component);
1571 p_tcd->used_component = NULL;
1572
1573 if (numcomps_to_decode) {
1574 OPJ_BOOL* used_component = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
1575 p_tcd->image->numcomps);
1576 if (used_component == NULL) {
1577 return OPJ_FALSE;
1578 }
1579 for (compno = 0; compno < numcomps_to_decode; compno++) {
1580 used_component[ comps_indices[compno] ] = OPJ_TRUE;
1581 }
1582
1583 p_tcd->used_component = used_component;
1584 }
1585
1586 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1587 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1588 continue;
1589 }
1590
1591 if (!opj_tcd_is_whole_tilecomp_decoding(p_tcd, compno)) {
1592 p_tcd->whole_tile_decoding = OPJ_FALSE;
1593 break;
1594 }
1595 }
1596
1597 if (p_tcd->whole_tile_decoding) {
1598 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1599 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1600 opj_tcd_resolution_t *l_res = &
1601 (tilec->resolutions[tilec->minimum_num_resolutions - 1]);
1602 OPJ_SIZE_T l_data_size;
1603
1604 /* compute l_data_size with overflow check */
1605 OPJ_SIZE_T res_w = (OPJ_SIZE_T)(l_res->x1 - l_res->x0);
1606 OPJ_SIZE_T res_h = (OPJ_SIZE_T)(l_res->y1 - l_res->y0);
1607
1608 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1609 continue;
1610 }
1611
1612 /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */
1613 if (res_h > 0 && res_w > SIZE_MAX / res_h) {
1614 opj_event_msg(p_manager, EVT_ERROR,
1615 "Size of tile data exceeds system limits\n");
1616 return OPJ_FALSE;
1617 }
1618 l_data_size = res_w * res_h;
1619
1620 if (SIZE_MAX / sizeof(OPJ_UINT32) < l_data_size) {
1621 opj_event_msg(p_manager, EVT_ERROR,
1622 "Size of tile data exceeds system limits\n");
1623 return OPJ_FALSE;
1624 }
1625 l_data_size *= sizeof(OPJ_UINT32);
1626
1627 tilec->data_size_needed = l_data_size;
1628
1629 if (!opj_alloc_tile_component_data(tilec)) {
1630 opj_event_msg(p_manager, EVT_ERROR,
1631 "Size of tile data exceeds system limits\n");
1632 return OPJ_FALSE;
1633 }
1634 }
1635 } else {
1636 /* Compute restricted tile-component and tile-resolution coordinates */
1637 /* of the window of interest, but defer the memory allocation until */
1638 /* we know the resno_decoded */
1639 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1640 OPJ_UINT32 resno;
1641 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1642 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
1643
1644 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1645 continue;
1646 }
1647
1648 /* Compute the intersection of the area of interest, expressed in tile coordinates */
1649 /* with the tile coordinates */
1650 tilec->win_x0 = opj_uint_max(
1651 (OPJ_UINT32)tilec->x0,
1652 opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx));
1653 tilec->win_y0 = opj_uint_max(
1654 (OPJ_UINT32)tilec->y0,
1655 opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy));
1656 tilec->win_x1 = opj_uint_min(
1657 (OPJ_UINT32)tilec->x1,
1658 opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx));
1659 tilec->win_y1 = opj_uint_min(
1660 (OPJ_UINT32)tilec->y1,
1661 opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy));
1662 if (tilec->win_x1 < tilec->win_x0 ||
1663 tilec->win_y1 < tilec->win_y0) {
1664 /* We should not normally go there. The circumstance is when */
1665 /* the tile coordinates do not intersect the area of interest */
1666 /* Upper level logic should not even try to decode that tile */
1667 opj_event_msg(p_manager, EVT_ERROR,
1668 "Invalid tilec->win_xxx values\n");
1669 return OPJ_FALSE;
1670 }
1671
1672 for (resno = 0; resno < tilec->numresolutions; ++resno) {
1673 opj_tcd_resolution_t *res = tilec->resolutions + resno;
1674 res->win_x0 = opj_uint_ceildivpow2(tilec->win_x0,
1675 tilec->numresolutions - 1 - resno);
1676 res->win_y0 = opj_uint_ceildivpow2(tilec->win_y0,
1677 tilec->numresolutions - 1 - resno);
1678 res->win_x1 = opj_uint_ceildivpow2(tilec->win_x1,
1679 tilec->numresolutions - 1 - resno);
1680 res->win_y1 = opj_uint_ceildivpow2(tilec->win_y1,
1681 tilec->numresolutions - 1 - resno);
1682 }
1683 }
1684 }
1685
1686 #ifdef TODO_MSD /* FIXME */
1687 /* INDEX >> */
1688 if (p_cstr_info) {
1689 OPJ_UINT32 resno, compno, numprec = 0;
1690 for (compno = 0; compno < (OPJ_UINT32) p_cstr_info->numcomps; compno++) {
1691 opj_tcp_t *tcp = &p_tcd->cp->tcps[0];
1692 opj_tccp_t *tccp = &tcp->tccps[compno];
1693 opj_tcd_tilecomp_t *tilec_idx = &p_tcd->tcd_image->tiles->comps[compno];
1694 for (resno = 0; resno < tilec_idx->numresolutions; resno++) {
1695 opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[resno];
1696 p_cstr_info->tile[p_tile_no].pw[resno] = res_idx->pw;
1697 p_cstr_info->tile[p_tile_no].ph[resno] = res_idx->ph;
1698 numprec += res_idx->pw * res_idx->ph;
1699 p_cstr_info->tile[p_tile_no].pdx[resno] = tccp->prcw[resno];
1700 p_cstr_info->tile[p_tile_no].pdy[resno] = tccp->prch[resno];
1701 }
1702 }
1703 p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t *) opj_malloc(
1704 p_cstr_info->numlayers * numprec * sizeof(opj_packet_info_t));
1705 p_cstr_info->packno = 0;
1706 }
1707 /* << INDEX */
1708 #endif
1709
1710 /*--------------TIER2------------------*/
1711 /* FIXME _ProfStart(PGROUP_T2); */
1712 l_data_read = 0;
1713 if (! opj_tcd_t2_decode(p_tcd, p_src, &l_data_read, p_max_length, p_cstr_index,
1714 p_manager)) {
1715 return OPJ_FALSE;
1716 }
1717 /* FIXME _ProfStop(PGROUP_T2); */
1718
1719 /*------------------TIER1-----------------*/
1720
1721 /* FIXME _ProfStart(PGROUP_T1); */
1722 if (! opj_tcd_t1_decode(p_tcd, p_manager)) {
1723 return OPJ_FALSE;
1724 }
1725 /* FIXME _ProfStop(PGROUP_T1); */
1726
1727
1728 /* For subtile decoding, now we know the resno_decoded, we can allocate */
1729 /* the tile data buffer */
1730 if (!p_tcd->whole_tile_decoding) {
1731 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1732 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1733 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
1734 opj_tcd_resolution_t *res = tilec->resolutions + image_comp->resno_decoded;
1735 OPJ_SIZE_T w = res->win_x1 - res->win_x0;
1736 OPJ_SIZE_T h = res->win_y1 - res->win_y0;
1737 OPJ_SIZE_T l_data_size;
1738
1739 opj_image_data_free(tilec->data_win);
1740 tilec->data_win = NULL;
1741
1742 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1743 continue;
1744 }
1745
1746 if (w > 0 && h > 0) {
1747 if (w > SIZE_MAX / h) {
1748 opj_event_msg(p_manager, EVT_ERROR,
1749 "Size of tile data exceeds system limits\n");
1750 return OPJ_FALSE;
1751 }
1752 l_data_size = w * h;
1753 if (l_data_size > SIZE_MAX / sizeof(OPJ_INT32)) {
1754 opj_event_msg(p_manager, EVT_ERROR,
1755 "Size of tile data exceeds system limits\n");
1756 return OPJ_FALSE;
1757 }
1758 l_data_size *= sizeof(OPJ_INT32);
1759
1760 tilec->data_win = (OPJ_INT32*) opj_image_data_alloc(l_data_size);
1761 if (tilec->data_win == NULL) {
1762 opj_event_msg(p_manager, EVT_ERROR,
1763 "Size of tile data exceeds system limits\n");
1764 return OPJ_FALSE;
1765 }
1766 }
1767 }
1768 }
1769
1770 /*----------------DWT---------------------*/
1771
1772 /* FIXME _ProfStart(PGROUP_DWT); */
1773 if
1774 (! opj_tcd_dwt_decode(p_tcd)) {
1775 return OPJ_FALSE;
1776 }
1777 /* FIXME _ProfStop(PGROUP_DWT); */
1778
1779 /*----------------MCT-------------------*/
1780 /* FIXME _ProfStart(PGROUP_MCT); */
1781 if
1782 (! opj_tcd_mct_decode(p_tcd, p_manager)) {
1783 return OPJ_FALSE;
1784 }
1785 /* FIXME _ProfStop(PGROUP_MCT); */
1786
1787 /* FIXME _ProfStart(PGROUP_DC_SHIFT); */
1788 if
1789 (! opj_tcd_dc_level_shift_decode(p_tcd)) {
1790 return OPJ_FALSE;
1791 }
1792 /* FIXME _ProfStop(PGROUP_DC_SHIFT); */
1793
1794
1795 /*---------------TILE-------------------*/
1796 return OPJ_TRUE;
1797 }
1798
1799 OPJ_BOOL opj_tcd_update_tile_data(opj_tcd_t *p_tcd,
1800 OPJ_BYTE * p_dest,
1801 OPJ_UINT32 p_dest_length
1802 )
1803 {
1804 OPJ_UINT32 i, j, k, l_data_size = 0;
1805 opj_image_comp_t * l_img_comp = 00;
1806 opj_tcd_tilecomp_t * l_tilec = 00;
1807 opj_tcd_resolution_t * l_res;
1808 OPJ_UINT32 l_size_comp, l_remaining;
1809 OPJ_UINT32 l_stride, l_width, l_height;
1810
1811 l_data_size = opj_tcd_get_decoded_tile_size(p_tcd, OPJ_TRUE);
1812 if (l_data_size == UINT_MAX || l_data_size > p_dest_length) {
1813 return OPJ_FALSE;
1814 }
1815
1816 l_tilec = p_tcd->tcd_image->tiles->comps;
1817 l_img_comp = p_tcd->image->comps;
1818
1819 for (i = 0; i < p_tcd->image->numcomps; ++i) {
1820 const OPJ_INT32* l_src_data;
1821 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
1822 l_remaining = l_img_comp->prec & 7; /* (%8) */
1823 l_res = l_tilec->resolutions + l_img_comp->resno_decoded;
1824 if (p_tcd->whole_tile_decoding) {
1825 l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0);
1826 l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0);
1827 l_stride = (OPJ_UINT32)(l_tilec->resolutions[l_tilec->minimum_num_resolutions -
1828 1].x1 -
1829 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0) - l_width;
1830 l_src_data = l_tilec->data;
1831 } else {
1832 l_width = l_res->win_x1 - l_res->win_x0;
1833 l_height = l_res->win_y1 - l_res->win_y0;
1834 l_stride = 0;
1835 l_src_data = l_tilec->data_win;
1836 }
1837
1838 if (l_remaining) {
1839 ++l_size_comp;
1840 }
1841
1842 if (l_size_comp == 3) {
1843 l_size_comp = 4;
1844 }
1845
1846 switch (l_size_comp) {
1847 case 1: {
1848 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR *) p_dest;
1849 const OPJ_INT32 * l_src_ptr = l_src_data;
1850
1851 if (l_img_comp->sgnd) {
1852 for (j = 0; j < l_height; ++j) {
1853 for (k = 0; k < l_width; ++k) {
1854 *(l_dest_ptr++) = (OPJ_CHAR)(*(l_src_ptr++));
1855 }
1856 l_src_ptr += l_stride;
1857 }
1858 } else {
1859 for (j = 0; j < l_height; ++j) {
1860 for (k = 0; k < l_width; ++k) {
1861 *(l_dest_ptr++) = (OPJ_CHAR)((*(l_src_ptr++)) & 0xff);
1862 }
1863 l_src_ptr += l_stride;
1864 }
1865 }
1866
1867 p_dest = (OPJ_BYTE *)l_dest_ptr;
1868 }
1869 break;
1870 case 2: {
1871 const OPJ_INT32 * l_src_ptr = l_src_data;
1872 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_dest;
1873
1874 if (l_img_comp->sgnd) {
1875 for (j = 0; j < l_height; ++j) {
1876 for (k = 0; k < l_width; ++k) {
1877 OPJ_INT16 val = (OPJ_INT16)(*(l_src_ptr++));
1878 memcpy(l_dest_ptr, &val, sizeof(val));
1879 l_dest_ptr ++;
1880 }
1881 l_src_ptr += l_stride;
1882 }
1883 } else {
1884 for (j = 0; j < l_height; ++j) {
1885 for (k = 0; k < l_width; ++k) {
1886 OPJ_INT16 val = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
1887 memcpy(l_dest_ptr, &val, sizeof(val));
1888 l_dest_ptr ++;
1889 }
1890 l_src_ptr += l_stride;
1891 }
1892 }
1893
1894 p_dest = (OPJ_BYTE*) l_dest_ptr;
1895 }
1896 break;
1897 case 4: {
1898 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_dest;
1899 const OPJ_INT32 * l_src_ptr = l_src_data;
1900
1901 for (j = 0; j < l_height; ++j) {
1902 memcpy(l_dest_ptr, l_src_ptr, l_width * sizeof(OPJ_INT32));
1903 l_dest_ptr += l_width;
1904 l_src_ptr += l_width + l_stride;
1905 }
1906
1907 p_dest = (OPJ_BYTE*) l_dest_ptr;
1908 }
1909 break;
1910 }
1911
1912 ++l_img_comp;
1913 ++l_tilec;
1914 }
1915
1916 return OPJ_TRUE;
1917 }
1918
1919
1920
1921
1922 static void opj_tcd_free_tile(opj_tcd_t *p_tcd)
1923 {
1924 OPJ_UINT32 compno, resno, bandno, precno;
1925 opj_tcd_tile_t *l_tile = 00;
1926 opj_tcd_tilecomp_t *l_tile_comp = 00;
1927 opj_tcd_resolution_t *l_res = 00;
1928 opj_tcd_band_t *l_band = 00;
1929 opj_tcd_precinct_t *l_precinct = 00;
1930 OPJ_UINT32 l_nb_resolutions, l_nb_precincts;
1931 void (* l_tcd_code_block_deallocate)(opj_tcd_precinct_t *) = 00;
1932
1933 if (! p_tcd) {
1934 return;
1935 }
1936
1937 if (! p_tcd->tcd_image) {
1938 return;
1939 }
1940
1941 if (p_tcd->m_is_decoder) {
1942 l_tcd_code_block_deallocate = opj_tcd_code_block_dec_deallocate;
1943 } else {
1944 l_tcd_code_block_deallocate = opj_tcd_code_block_enc_deallocate;
1945 }
1946
1947 l_tile = p_tcd->tcd_image->tiles;
1948 if (! l_tile) {
1949 return;
1950 }
1951
1952 l_tile_comp = l_tile->comps;
1953
1954 for (compno = 0; compno < l_tile->numcomps; ++compno) {
1955 l_res = l_tile_comp->resolutions;
1956 if (l_res) {
1957
1958 l_nb_resolutions = l_tile_comp->resolutions_size / (OPJ_UINT32)sizeof(
1959 opj_tcd_resolution_t);
1960 for (resno = 0; resno < l_nb_resolutions; ++resno) {
1961 l_band = l_res->bands;
1962 for (bandno = 0; bandno < 3; ++bandno) {
1963 l_precinct = l_band->precincts;
1964 if (l_precinct) {
1965
1966 l_nb_precincts = l_band->precincts_data_size / (OPJ_UINT32)sizeof(
1967 opj_tcd_precinct_t);
1968 for (precno = 0; precno < l_nb_precincts; ++precno) {
1969 opj_tgt_destroy(l_precinct->incltree);
1970 l_precinct->incltree = 00;
1971 opj_tgt_destroy(l_precinct->imsbtree);
1972 l_precinct->imsbtree = 00;
1973 (*l_tcd_code_block_deallocate)(l_precinct);
1974 ++l_precinct;
1975 }
1976
1977 opj_free(l_band->precincts);
1978 l_band->precincts = 00;
1979 }
1980 ++l_band;
1981 } /* for (resno */
1982 ++l_res;
1983 }
1984
1985 opj_free(l_tile_comp->resolutions);
1986 l_tile_comp->resolutions = 00;
1987 }
1988
1989 if (l_tile_comp->ownsData && l_tile_comp->data) {
1990 opj_image_data_free(l_tile_comp->data);
1991 l_tile_comp->data = 00;
1992 l_tile_comp->ownsData = 0;
1993 l_tile_comp->data_size = 0;
1994 l_tile_comp->data_size_needed = 0;
1995 }
1996
1997 opj_image_data_free(l_tile_comp->data_win);
1998
1999 ++l_tile_comp;
2000 }
2001
2002 opj_free(l_tile->comps);
2003 l_tile->comps = 00;
2004 opj_free(p_tcd->tcd_image->tiles);
2005 p_tcd->tcd_image->tiles = 00;
2006 }
2007
2008
2009 static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd,
2010 OPJ_BYTE * p_src_data,
2011 OPJ_UINT32 * p_data_read,
2012 OPJ_UINT32 p_max_src_size,
2013 opj_codestream_index_t *p_cstr_index,
2014 opj_event_mgr_t *p_manager
2015 )
2016 {
2017 opj_t2_t * l_t2;
2018
2019 l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp);
2020 if (l_t2 == 00) {
2021 return OPJ_FALSE;
2022 }
2023
2024 if (! opj_t2_decode_packets(
2025 p_tcd,
2026 l_t2,
2027 p_tcd->tcd_tileno,
2028 p_tcd->tcd_image->tiles,
2029 p_src_data,
2030 p_data_read,
2031 p_max_src_size,
2032 p_cstr_index,
2033 p_manager)) {
2034 opj_t2_destroy(l_t2);
2035 return OPJ_FALSE;
2036 }
2037
2038 opj_t2_destroy(l_t2);
2039
2040 /*---------------CLEAN-------------------*/
2041 return OPJ_TRUE;
2042 }
2043
2044 static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager)
2045 {
2046 OPJ_UINT32 compno;
2047 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2048 opj_tcd_tilecomp_t* l_tile_comp = l_tile->comps;
2049 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
2050 volatile OPJ_BOOL ret = OPJ_TRUE;
2051 OPJ_BOOL check_pterm = OPJ_FALSE;
2052 opj_mutex_t* p_manager_mutex = NULL;
2053
2054 p_manager_mutex = opj_mutex_create();
2055
2056 /* Only enable PTERM check if we decode all layers */
2057 if (p_tcd->tcp->num_layers_to_decode == p_tcd->tcp->numlayers &&
2058 (l_tccp->cblksty & J2K_CCP_CBLKSTY_PTERM) != 0) {
2059 check_pterm = OPJ_TRUE;
2060 }
2061
2062 for (compno = 0; compno < l_tile->numcomps;
2063 ++compno, ++l_tile_comp, ++l_tccp) {
2064 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2065 continue;
2066 }
2067
2068 opj_t1_decode_cblks(p_tcd, &ret, l_tile_comp, l_tccp,
2069 p_manager, p_manager_mutex, check_pterm);
2070 if (!ret) {
2071 break;
2072 }
2073 }
2074
2075 opj_thread_pool_wait_completion(p_tcd->thread_pool, 0);
2076 if (p_manager_mutex) {
2077 opj_mutex_destroy(p_manager_mutex);
2078 }
2079 return ret;
2080 }
2081
2082
2083 static OPJ_BOOL opj_tcd_dwt_decode(opj_tcd_t *p_tcd)
2084 {
2085 OPJ_UINT32 compno;
2086 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2087 opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps;
2088 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
2089 opj_image_comp_t * l_img_comp = p_tcd->image->comps;
2090
2091 for (compno = 0; compno < l_tile->numcomps;
2092 compno++, ++l_tile_comp, ++l_img_comp, ++l_tccp) {
2093 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2094 continue;
2095 }
2096
2097 if (l_tccp->qmfbid == 1) {
2098 if (! opj_dwt_decode(p_tcd, l_tile_comp,
2099 l_img_comp->resno_decoded + 1)) {
2100 return OPJ_FALSE;
2101 }
2102 } else {
2103 if (! opj_dwt_decode_real(p_tcd, l_tile_comp,
2104 l_img_comp->resno_decoded + 1)) {
2105 return OPJ_FALSE;
2106 }
2107 }
2108
2109 }
2110
2111 return OPJ_TRUE;
2112 }
2113
2114 static OPJ_BOOL opj_tcd_mct_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager)
2115 {
2116 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2117 opj_tcp_t * l_tcp = p_tcd->tcp;
2118 opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps;
2119 OPJ_SIZE_T l_samples;
2120 OPJ_UINT32 i;
2121
2122 if (l_tcp->mct == 0 || p_tcd->used_component != NULL) {
2123 return OPJ_TRUE;
2124 }
2125
2126 if (p_tcd->whole_tile_decoding) {
2127 opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions +
2128 l_tile_comp->minimum_num_resolutions - 1;
2129
2130 /* A bit inefficient: we process more data than needed if */
2131 /* resno_decoded < l_tile_comp->minimum_num_resolutions-1, */
2132 /* but we would need to take into account a stride then */
2133 l_samples = (OPJ_SIZE_T)(res_comp0->x1 - res_comp0->x0) *
2134 (OPJ_SIZE_T)(res_comp0->y1 - res_comp0->y0);
2135 if (l_tile->numcomps >= 3) {
2136 if (l_tile_comp->minimum_num_resolutions !=
2137 l_tile->comps[1].minimum_num_resolutions ||
2138 l_tile_comp->minimum_num_resolutions !=
2139 l_tile->comps[2].minimum_num_resolutions) {
2140 opj_event_msg(p_manager, EVT_ERROR,
2141 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2142 return OPJ_FALSE;
2143 }
2144 }
2145 if (l_tile->numcomps >= 3) {
2146 opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions +
2147 l_tile_comp->minimum_num_resolutions - 1;
2148 opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions +
2149 l_tile_comp->minimum_num_resolutions - 1;
2150 /* testcase 1336.pdf.asan.47.376 */
2151 if (p_tcd->image->comps[0].resno_decoded !=
2152 p_tcd->image->comps[1].resno_decoded ||
2153 p_tcd->image->comps[0].resno_decoded !=
2154 p_tcd->image->comps[2].resno_decoded ||
2155 (OPJ_SIZE_T)(res_comp1->x1 - res_comp1->x0) *
2156 (OPJ_SIZE_T)(res_comp1->y1 - res_comp1->y0) != l_samples ||
2157 (OPJ_SIZE_T)(res_comp2->x1 - res_comp2->x0) *
2158 (OPJ_SIZE_T)(res_comp2->y1 - res_comp2->y0) != l_samples) {
2159 opj_event_msg(p_manager, EVT_ERROR,
2160 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2161 return OPJ_FALSE;
2162 }
2163 }
2164 } else {
2165 opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions +
2166 p_tcd->image->comps[0].resno_decoded;
2167
2168 l_samples = (OPJ_SIZE_T)(res_comp0->win_x1 - res_comp0->win_x0) *
2169 (OPJ_SIZE_T)(res_comp0->win_y1 - res_comp0->win_y0);
2170 if (l_tile->numcomps >= 3) {
2171 opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions +
2172 p_tcd->image->comps[1].resno_decoded;
2173 opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions +
2174 p_tcd->image->comps[2].resno_decoded;
2175 /* testcase 1336.pdf.asan.47.376 */
2176 if (p_tcd->image->comps[0].resno_decoded !=
2177 p_tcd->image->comps[1].resno_decoded ||
2178 p_tcd->image->comps[0].resno_decoded !=
2179 p_tcd->image->comps[2].resno_decoded ||
2180 (OPJ_SIZE_T)(res_comp1->win_x1 - res_comp1->win_x0) *
2181 (OPJ_SIZE_T)(res_comp1->win_y1 - res_comp1->win_y0) != l_samples ||
2182 (OPJ_SIZE_T)(res_comp2->win_x1 - res_comp2->win_x0) *
2183 (OPJ_SIZE_T)(res_comp2->win_y1 - res_comp2->win_y0) != l_samples) {
2184 opj_event_msg(p_manager, EVT_ERROR,
2185 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2186 return OPJ_FALSE;
2187 }
2188 }
2189 }
2190
2191 if (l_tile->numcomps >= 3) {
2192 if (l_tcp->mct == 2) {
2193 OPJ_BYTE ** l_data;
2194
2195 if (! l_tcp->m_mct_decoding_matrix) {
2196 return OPJ_TRUE;
2197 }
2198
2199 l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps * sizeof(OPJ_BYTE*));
2200 if (! l_data) {
2201 return OPJ_FALSE;
2202 }
2203
2204 for (i = 0; i < l_tile->numcomps; ++i) {
2205 if (p_tcd->whole_tile_decoding) {
2206 l_data[i] = (OPJ_BYTE*) l_tile_comp->data;
2207 } else {
2208 l_data[i] = (OPJ_BYTE*) l_tile_comp->data_win;
2209 }
2210 ++l_tile_comp;
2211 }
2212
2213 if (! opj_mct_decode_custom(/* MCT data */
2214 (OPJ_BYTE*) l_tcp->m_mct_decoding_matrix,
2215 /* size of components */
2216 l_samples,
2217 /* components */
2218 l_data,
2219 /* nb of components (i.e. size of pData) */
2220 l_tile->numcomps,
2221 /* tells if the data is signed */
2222 p_tcd->image->comps->sgnd)) {
2223 opj_free(l_data);
2224 return OPJ_FALSE;
2225 }
2226
2227 opj_free(l_data);
2228 } else {
2229 if (l_tcp->tccps->qmfbid == 1) {
2230 if (p_tcd->whole_tile_decoding) {
2231 opj_mct_decode(l_tile->comps[0].data,
2232 l_tile->comps[1].data,
2233 l_tile->comps[2].data,
2234 l_samples);
2235 } else {
2236 opj_mct_decode(l_tile->comps[0].data_win,
2237 l_tile->comps[1].data_win,
2238 l_tile->comps[2].data_win,
2239 l_samples);
2240 }
2241 } else {
2242 if (p_tcd->whole_tile_decoding) {
2243 opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data,
2244 (OPJ_FLOAT32*)l_tile->comps[1].data,
2245 (OPJ_FLOAT32*)l_tile->comps[2].data,
2246 l_samples);
2247 } else {
2248 opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data_win,
2249 (OPJ_FLOAT32*)l_tile->comps[1].data_win,
2250 (OPJ_FLOAT32*)l_tile->comps[2].data_win,
2251 l_samples);
2252 }
2253 }
2254 }
2255 } else {
2256 opj_event_msg(p_manager, EVT_ERROR,
2257 "Number of components (%d) is inconsistent with a MCT. Skip the MCT step.\n",
2258 l_tile->numcomps);
2259 }
2260
2261 return OPJ_TRUE;
2262 }
2263
2264
2265 static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd)
2266 {
2267 OPJ_UINT32 compno;
2268 opj_tcd_tilecomp_t * l_tile_comp = 00;
2269 opj_tccp_t * l_tccp = 00;
2270 opj_image_comp_t * l_img_comp = 00;
2271 opj_tcd_resolution_t* l_res = 00;
2272 opj_tcd_tile_t * l_tile;
2273 OPJ_UINT32 l_width, l_height, i, j;
2274 OPJ_INT32 * l_current_ptr;
2275 OPJ_INT32 l_min, l_max;
2276 OPJ_UINT32 l_stride;
2277
2278 l_tile = p_tcd->tcd_image->tiles;
2279 l_tile_comp = l_tile->comps;
2280 l_tccp = p_tcd->tcp->tccps;
2281 l_img_comp = p_tcd->image->comps;
2282
2283 for (compno = 0; compno < l_tile->numcomps;
2284 compno++, ++l_img_comp, ++l_tccp, ++l_tile_comp) {
2285
2286 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2287 continue;
2288 }
2289
2290 l_res = l_tile_comp->resolutions + l_img_comp->resno_decoded;
2291
2292 if (!p_tcd->whole_tile_decoding) {
2293 l_width = l_res->win_x1 - l_res->win_x0;
2294 l_height = l_res->win_y1 - l_res->win_y0;
2295 l_stride = 0;
2296 l_current_ptr = l_tile_comp->data_win;
2297 } else {
2298 l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0);
2299 l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0);
2300 l_stride = (OPJ_UINT32)(
2301 l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x1 -
2302 l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x0)
2303 - l_width;
2304 l_current_ptr = l_tile_comp->data;
2305
2306 assert(l_height == 0 ||
2307 l_width + l_stride <= l_tile_comp->data_size / l_height); /*MUPDF*/
2308 }
2309
2310 if (l_img_comp->sgnd) {
2311 l_min = -(1 << (l_img_comp->prec - 1));
2312 l_max = (1 << (l_img_comp->prec - 1)) - 1;
2313 } else {
2314 l_min = 0;
2315 l_max = (OPJ_INT32)((1U << l_img_comp->prec) - 1);
2316 }
2317
2318 if (l_width == 0 || l_height == 0) {
2319 continue;
2320 }
2321
2322 if (l_tccp->qmfbid == 1) {
2323 for (j = 0; j < l_height; ++j) {
2324 for (i = 0; i < l_width; ++i) {
2325 /* TODO: do addition on int64 ? */
2326 *l_current_ptr = opj_int_clamp(*l_current_ptr + l_tccp->m_dc_level_shift, l_min,
2327 l_max);
2328 ++l_current_ptr;
2329 }
2330 l_current_ptr += l_stride;
2331 }
2332 } else {
2333 for (j = 0; j < l_height; ++j) {
2334 for (i = 0; i < l_width; ++i) {
2335 OPJ_FLOAT32 l_value = *((OPJ_FLOAT32 *) l_current_ptr);
2336 if (l_value > (OPJ_FLOAT32)INT_MAX) {
2337 *l_current_ptr = l_max;
2338 } else if (l_value < INT_MIN) {
2339 *l_current_ptr = l_min;
2340 } else {
2341 /* Do addition on int64 to avoid overflows */
2342 OPJ_INT64 l_value_int = (OPJ_INT64)opj_lrintf(l_value);
2343 *l_current_ptr = (OPJ_INT32)opj_int64_clamp(
2344 l_value_int + l_tccp->m_dc_level_shift, l_min, l_max);
2345 }
2346 ++l_current_ptr;
2347 }
2348 l_current_ptr += l_stride;
2349 }
2350 }
2351 }
2352
2353 return OPJ_TRUE;
2354 }
2355
2356
2357
2358 /**
2359 * Deallocates the encoding data of the given precinct.
2360 */
2361 static void opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct)
2362 {
2363 OPJ_UINT32 cblkno, l_nb_code_blocks;
2364
2365 opj_tcd_cblk_dec_t * l_code_block = p_precinct->cblks.dec;
2366 if (l_code_block) {
2367 /*fprintf(stderr,"deallocate codeblock:{\n");*/
2368 /*fprintf(stderr,"\t x0=%d, y0=%d, x1=%d, y1=%d\n",l_code_block->x0, l_code_block->y0, l_code_block->x1, l_code_block->y1);*/
2369 /*fprintf(stderr,"\t numbps=%d, numlenbits=%d, len=%d, numnewpasses=%d, real_num_segs=%d, m_current_max_segs=%d\n ",
2370 l_code_block->numbps, l_code_block->numlenbits, l_code_block->len, l_code_block->numnewpasses, l_code_block->real_num_segs, l_code_block->m_current_max_segs );*/
2371
2372
2373 l_nb_code_blocks = p_precinct->block_size / (OPJ_UINT32)sizeof(
2374 opj_tcd_cblk_dec_t);
2375 /*fprintf(stderr,"nb_code_blocks =%d\t}\n", l_nb_code_blocks);*/
2376
2377 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
2378
2379 if (l_code_block->segs) {
2380 opj_free(l_code_block->segs);
2381 l_code_block->segs = 00;
2382 }
2383
2384 if (l_code_block->chunks) {
2385 opj_free(l_code_block->chunks);
2386 l_code_block->chunks = 00;
2387 }
2388
2389 opj_aligned_free(l_code_block->decoded_data);
2390 l_code_block->decoded_data = NULL;
2391
2392 ++l_code_block;
2393 }
2394
2395 opj_free(p_precinct->cblks.dec);
2396 p_precinct->cblks.dec = 00;
2397 }
2398 }
2399
2400 /**
2401 * Deallocates the encoding data of the given precinct.
2402 */
2403 static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct)
2404 {
2405 OPJ_UINT32 cblkno, l_nb_code_blocks;
2406
2407 opj_tcd_cblk_enc_t * l_code_block = p_precinct->cblks.enc;
2408 if (l_code_block) {
2409 l_nb_code_blocks = p_precinct->block_size / (OPJ_UINT32)sizeof(
2410 opj_tcd_cblk_enc_t);
2411
2412 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
2413 if (l_code_block->data) {
2414 /* We refer to data - 1 since below we incremented it */
2415 /* in opj_tcd_code_block_enc_allocate_data() */
2416 opj_free(l_code_block->data - 1);
2417 l_code_block->data = 00;
2418 }
2419
2420 if (l_code_block->layers) {
2421 opj_free(l_code_block->layers);
2422 l_code_block->layers = 00;
2423 }
2424
2425 if (l_code_block->passes) {
2426 opj_free(l_code_block->passes);
2427 l_code_block->passes = 00;
2428 }
2429 ++l_code_block;
2430 }
2431
2432 opj_free(p_precinct->cblks.enc);
2433
2434 p_precinct->cblks.enc = 00;
2435 }
2436 }
2437
2438 OPJ_SIZE_T opj_tcd_get_encoder_input_buffer_size(opj_tcd_t *p_tcd)
2439 {
2440 OPJ_UINT32 i;
2441 OPJ_SIZE_T l_data_size = 0;
2442 opj_image_comp_t * l_img_comp = 00;
2443 opj_tcd_tilecomp_t * l_tilec = 00;
2444 OPJ_UINT32 l_size_comp, l_remaining;
2445
2446 l_tilec = p_tcd->tcd_image->tiles->comps;
2447 l_img_comp = p_tcd->image->comps;
2448 for (i = 0; i < p_tcd->image->numcomps; ++i) {
2449 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
2450 l_remaining = l_img_comp->prec & 7; /* (%8) */
2451
2452 if (l_remaining) {
2453 ++l_size_comp;
2454 }
2455
2456 if (l_size_comp == 3) {
2457 l_size_comp = 4;
2458 }
2459
2460 l_data_size += l_size_comp * ((OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0) *
2461 (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0));
2462 ++l_img_comp;
2463 ++l_tilec;
2464 }
2465
2466 return l_data_size;
2467 }
2468
2469 static OPJ_BOOL opj_tcd_dc_level_shift_encode(opj_tcd_t *p_tcd)
2470 {
2471 OPJ_UINT32 compno;
2472 opj_tcd_tilecomp_t * l_tile_comp = 00;
2473 opj_tccp_t * l_tccp = 00;
2474 opj_image_comp_t * l_img_comp = 00;
2475 opj_tcd_tile_t * l_tile;
2476 OPJ_SIZE_T l_nb_elem, i;
2477 OPJ_INT32 * l_current_ptr;
2478
2479 l_tile = p_tcd->tcd_image->tiles;
2480 l_tile_comp = l_tile->comps;
2481 l_tccp = p_tcd->tcp->tccps;
2482 l_img_comp = p_tcd->image->comps;
2483
2484 for (compno = 0; compno < l_tile->numcomps; compno++) {
2485 l_current_ptr = l_tile_comp->data;
2486 l_nb_elem = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) *
2487 (OPJ_SIZE_T)(l_tile_comp->y1 - l_tile_comp->y0);
2488
2489 if (l_tccp->qmfbid == 1) {
2490 for (i = 0; i < l_nb_elem; ++i) {
2491 *l_current_ptr -= l_tccp->m_dc_level_shift ;
2492 ++l_current_ptr;
2493 }
2494 } else {
2495 for (i = 0; i < l_nb_elem; ++i) {
2496 *((OPJ_FLOAT32 *) l_current_ptr) = (OPJ_FLOAT32)(*l_current_ptr -
2497 l_tccp->m_dc_level_shift);
2498 ++l_current_ptr;
2499 }
2500 }
2501
2502 ++l_img_comp;
2503 ++l_tccp;
2504 ++l_tile_comp;
2505 }
2506
2507 return OPJ_TRUE;
2508 }
2509
2510 static OPJ_BOOL opj_tcd_mct_encode(opj_tcd_t *p_tcd)
2511 {
2512 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2513 opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps;
2514 OPJ_SIZE_T samples = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) *
2515 (OPJ_SIZE_T)(l_tile_comp->y1 - l_tile_comp->y0);
2516 OPJ_UINT32 i;
2517 OPJ_BYTE ** l_data = 00;
2518 opj_tcp_t * l_tcp = p_tcd->tcp;
2519
2520 if (!p_tcd->tcp->mct) {
2521 return OPJ_TRUE;
2522 }
2523
2524 if (p_tcd->tcp->mct == 2) {
2525 if (! p_tcd->tcp->m_mct_coding_matrix) {
2526 return OPJ_TRUE;
2527 }
2528
2529 l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps * sizeof(OPJ_BYTE*));
2530 if (! l_data) {
2531 return OPJ_FALSE;
2532 }
2533
2534 for (i = 0; i < l_tile->numcomps; ++i) {
2535 l_data[i] = (OPJ_BYTE*) l_tile_comp->data;
2536 ++l_tile_comp;
2537 }
2538
2539 if (! opj_mct_encode_custom(/* MCT data */
2540 (OPJ_BYTE*) p_tcd->tcp->m_mct_coding_matrix,
2541 /* size of components */
2542 samples,
2543 /* components */
2544 l_data,
2545 /* nb of components (i.e. size of pData) */
2546 l_tile->numcomps,
2547 /* tells if the data is signed */
2548 p_tcd->image->comps->sgnd)) {
2549 opj_free(l_data);
2550 return OPJ_FALSE;
2551 }
2552
2553 opj_free(l_data);
2554 } else if (l_tcp->tccps->qmfbid == 0) {
2555 opj_mct_encode_real(
2556 (OPJ_FLOAT32*)l_tile->comps[0].data,
2557 (OPJ_FLOAT32*)l_tile->comps[1].data,
2558 (OPJ_FLOAT32*)l_tile->comps[2].data,
2559 samples);
2560 } else {
2561 opj_mct_encode(l_tile->comps[0].data, l_tile->comps[1].data,
2562 l_tile->comps[2].data, samples);
2563 }
2564
2565 return OPJ_TRUE;
2566 }
2567
2568 static OPJ_BOOL opj_tcd_dwt_encode(opj_tcd_t *p_tcd)
2569 {
2570 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2571 opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps;
2572 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
2573 OPJ_UINT32 compno;
2574
2575 for (compno = 0; compno < l_tile->numcomps; ++compno) {
2576 if (l_tccp->qmfbid == 1) {
2577 if (! opj_dwt_encode(p_tcd, l_tile_comp)) {
2578 return OPJ_FALSE;
2579 }
2580 } else if (l_tccp->qmfbid == 0) {
2581 if (! opj_dwt_encode_real(p_tcd, l_tile_comp)) {
2582 return OPJ_FALSE;
2583 }
2584 }
2585
2586 ++l_tile_comp;
2587 ++l_tccp;
2588 }
2589
2590 return OPJ_TRUE;
2591 }
2592
2593 static OPJ_BOOL opj_tcd_t1_encode(opj_tcd_t *p_tcd)
2594 {
2595 const OPJ_FLOAT64 * l_mct_norms;
2596 OPJ_UINT32 l_mct_numcomps = 0U;
2597 opj_tcp_t * l_tcp = p_tcd->tcp;
2598
2599 if (l_tcp->mct == 1) {
2600 l_mct_numcomps = 3U;
2601 /* irreversible encoding */
2602 if (l_tcp->tccps->qmfbid == 0) {
2603 l_mct_norms = opj_mct_get_mct_norms_real();
2604 } else {
2605 l_mct_norms = opj_mct_get_mct_norms();
2606 }
2607 } else {
2608 l_mct_numcomps = p_tcd->image->numcomps;
2609 l_mct_norms = (const OPJ_FLOAT64 *)(l_tcp->mct_norms);
2610 }
2611
2612 return opj_t1_encode_cblks(p_tcd,
2613 p_tcd->tcd_image->tiles, l_tcp, l_mct_norms,
2614 l_mct_numcomps);
2615
2616 return OPJ_TRUE;
2617 }
2618
2619 static OPJ_BOOL opj_tcd_t2_encode(opj_tcd_t *p_tcd,
2620 OPJ_BYTE * p_dest_data,
2621 OPJ_UINT32 * p_data_written,
2622 OPJ_UINT32 p_max_dest_size,
2623 opj_codestream_info_t *p_cstr_info,
2624 opj_tcd_marker_info_t* p_marker_info,
2625 opj_event_mgr_t *p_manager)
2626 {
2627 opj_t2_t * l_t2;
2628
2629 l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp);
2630 if (l_t2 == 00) {
2631 return OPJ_FALSE;
2632 }
2633
2634 if (! opj_t2_encode_packets(
2635 l_t2,
2636 p_tcd->tcd_tileno,
2637 p_tcd->tcd_image->tiles,
2638 p_tcd->tcp->numlayers,
2639 p_dest_data,
2640 p_data_written,
2641 p_max_dest_size,
2642 p_cstr_info,
2643 p_marker_info,
2644 p_tcd->tp_num,
2645 p_tcd->tp_pos,
2646 p_tcd->cur_pino,
2647 FINAL_PASS,
2648 p_manager)) {
2649 opj_t2_destroy(l_t2);
2650 return OPJ_FALSE;
2651 }
2652
2653 opj_t2_destroy(l_t2);
2654
2655 /*---------------CLEAN-------------------*/
2656 return OPJ_TRUE;
2657 }
2658
2659
2660 static OPJ_BOOL opj_tcd_rate_allocate_encode(opj_tcd_t *p_tcd,
2661 OPJ_BYTE * p_dest_data,
2662 OPJ_UINT32 p_max_dest_size,
2663 opj_codestream_info_t *p_cstr_info,
2664 opj_event_mgr_t *p_manager)
2665 {
2666 opj_cp_t * l_cp = p_tcd->cp;
2667 OPJ_UINT32 l_nb_written = 0;
2668
2669 if (p_cstr_info) {
2670 p_cstr_info->index_write = 0;
2671 }
2672
2673 if (l_cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
2674 RATE_DISTORTION_RATIO ||
2675 l_cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
2676 FIXED_DISTORTION_RATIO) {
2677 if (! opj_tcd_rateallocate(p_tcd, p_dest_data, &l_nb_written, p_max_dest_size,
2678 p_cstr_info, p_manager)) {
2679 return OPJ_FALSE;
2680 }
2681 } else {
2682 /* Fixed layer allocation */
2683 opj_tcd_rateallocate_fixed(p_tcd);
2684 }
2685
2686 return OPJ_TRUE;
2687 }
2688
2689
2690 OPJ_BOOL opj_tcd_copy_tile_data(opj_tcd_t *p_tcd,
2691 OPJ_BYTE * p_src,
2692 OPJ_SIZE_T p_src_length)
2693 {
2694 OPJ_UINT32 i;
2695 OPJ_SIZE_T j;
2696 OPJ_SIZE_T l_data_size = 0;
2697 opj_image_comp_t * l_img_comp = 00;
2698 opj_tcd_tilecomp_t * l_tilec = 00;
2699 OPJ_UINT32 l_size_comp, l_remaining;
2700 OPJ_SIZE_T l_nb_elem;
2701
2702 l_data_size = opj_tcd_get_encoder_input_buffer_size(p_tcd);
2703 if (l_data_size != p_src_length) {
2704 return OPJ_FALSE;
2705 }
2706
2707 l_tilec = p_tcd->tcd_image->tiles->comps;
2708 l_img_comp = p_tcd->image->comps;
2709 for (i = 0; i < p_tcd->image->numcomps; ++i) {
2710 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
2711 l_remaining = l_img_comp->prec & 7; /* (%8) */
2712 l_nb_elem = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0) *
2713 (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);
2714
2715 if (l_remaining) {
2716 ++l_size_comp;
2717 }
2718
2719 if (l_size_comp == 3) {
2720 l_size_comp = 4;
2721 }
2722
2723 switch (l_size_comp) {
2724 case 1: {
2725 OPJ_CHAR * l_src_ptr = (OPJ_CHAR *) p_src;
2726 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2727
2728 if (l_img_comp->sgnd) {
2729 for (j = 0; j < l_nb_elem; ++j) {
2730 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2731 }
2732 } else {
2733 for (j = 0; j < l_nb_elem; ++j) {
2734 *(l_dest_ptr++) = (*(l_src_ptr++)) & 0xff;
2735 }
2736 }
2737
2738 p_src = (OPJ_BYTE*) l_src_ptr;
2739 }
2740 break;
2741 case 2: {
2742 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2743 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_src;
2744
2745 if (l_img_comp->sgnd) {
2746 for (j = 0; j < l_nb_elem; ++j) {
2747 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2748 }
2749 } else {
2750 for (j = 0; j < l_nb_elem; ++j) {
2751 *(l_dest_ptr++) = (*(l_src_ptr++)) & 0xffff;
2752 }
2753 }
2754
2755 p_src = (OPJ_BYTE*) l_src_ptr;
2756 }
2757 break;
2758 case 4: {
2759 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_src;
2760 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2761
2762 for (j = 0; j < l_nb_elem; ++j) {
2763 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2764 }
2765
2766 p_src = (OPJ_BYTE*) l_src_ptr;
2767 }
2768 break;
2769 }
2770
2771 ++l_img_comp;
2772 ++l_tilec;
2773 }
2774
2775 return OPJ_TRUE;
2776 }
2777
2778 OPJ_BOOL opj_tcd_is_band_empty(opj_tcd_band_t* band)
2779 {
2780 return (band->x1 - band->x0 == 0) || (band->y1 - band->y0 == 0);
2781 }
2782
2783 OPJ_BOOL opj_tcd_is_subband_area_of_interest(opj_tcd_t *tcd,
2784 OPJ_UINT32 compno,
2785 OPJ_UINT32 resno,
2786 OPJ_UINT32 bandno,
2787 OPJ_UINT32 band_x0,
2788 OPJ_UINT32 band_y0,
2789 OPJ_UINT32 band_x1,
2790 OPJ_UINT32 band_y1)
2791 {
2792 /* Note: those values for filter_margin are in part the result of */
2793 /* experimentation. The value 2 for QMFBID=1 (5x3 filter) can be linked */
2794 /* to the maximum left/right extension given in tables F.2 and F.3 of the */
2795 /* standard. The value 3 for QMFBID=0 (9x7 filter) is more suspicious, */
2796 /* since F.2 and F.3 would lead to 4 instead, so the current 3 might be */
2797 /* needed to be bumped to 4, in case inconsistencies are found while */
2798 /* decoding parts of irreversible coded images. */
2799 /* See opj_dwt_decode_partial_53 and opj_dwt_decode_partial_97 as well */
2800 OPJ_UINT32 filter_margin = (tcd->tcp->tccps[compno].qmfbid == 1) ? 2 : 3;
2801 opj_tcd_tilecomp_t *tilec = &(tcd->tcd_image->tiles->comps[compno]);
2802 opj_image_comp_t* image_comp = &(tcd->image->comps[compno]);
2803 /* Compute the intersection of the area of interest, expressed in tile coordinates */
2804 /* with the tile coordinates */
2805 OPJ_UINT32 tcx0 = opj_uint_max(
2806 (OPJ_UINT32)tilec->x0,
2807 opj_uint_ceildiv(tcd->win_x0, image_comp->dx));
2808 OPJ_UINT32 tcy0 = opj_uint_max(
2809 (OPJ_UINT32)tilec->y0,
2810 opj_uint_ceildiv(tcd->win_y0, image_comp->dy));
2811 OPJ_UINT32 tcx1 = opj_uint_min(
2812 (OPJ_UINT32)tilec->x1,
2813 opj_uint_ceildiv(tcd->win_x1, image_comp->dx));
2814 OPJ_UINT32 tcy1 = opj_uint_min(
2815 (OPJ_UINT32)tilec->y1,
2816 opj_uint_ceildiv(tcd->win_y1, image_comp->dy));
2817 /* Compute number of decomposition for this band. See table F-1 */
2818 OPJ_UINT32 nb = (resno == 0) ?
2819 tilec->numresolutions - 1 :
2820 tilec->numresolutions - resno;
2821 /* Map above tile-based coordinates to sub-band-based coordinates per */
2822 /* equation B-15 of the standard */
2823 OPJ_UINT32 x0b = bandno & 1;
2824 OPJ_UINT32 y0b = bandno >> 1;
2825 OPJ_UINT32 tbx0 = (nb == 0) ? tcx0 :
2826 (tcx0 <= (1U << (nb - 1)) * x0b) ? 0 :
2827 opj_uint_ceildivpow2(tcx0 - (1U << (nb - 1)) * x0b, nb);
2828 OPJ_UINT32 tby0 = (nb == 0) ? tcy0 :
2829 (tcy0 <= (1U << (nb - 1)) * y0b) ? 0 :
2830 opj_uint_ceildivpow2(tcy0 - (1U << (nb - 1)) * y0b, nb);
2831 OPJ_UINT32 tbx1 = (nb == 0) ? tcx1 :
2832 (tcx1 <= (1U << (nb - 1)) * x0b) ? 0 :
2833 opj_uint_ceildivpow2(tcx1 - (1U << (nb - 1)) * x0b, nb);
2834 OPJ_UINT32 tby1 = (nb == 0) ? tcy1 :
2835 (tcy1 <= (1U << (nb - 1)) * y0b) ? 0 :
2836 opj_uint_ceildivpow2(tcy1 - (1U << (nb - 1)) * y0b, nb);
2837 OPJ_BOOL intersects;
2838
2839 if (tbx0 < filter_margin) {
2840 tbx0 = 0;
2841 } else {
2842 tbx0 -= filter_margin;
2843 }
2844 if (tby0 < filter_margin) {
2845 tby0 = 0;
2846 } else {
2847 tby0 -= filter_margin;
2848 }
2849 tbx1 = opj_uint_adds(tbx1, filter_margin);
2850 tby1 = opj_uint_adds(tby1, filter_margin);
2851
2852 intersects = band_x0 < tbx1 && band_y0 < tby1 && band_x1 > tbx0 &&
2853 band_y1 > tby0;
2854
2855 #ifdef DEBUG_VERBOSE
2856 printf("compno=%u resno=%u nb=%u bandno=%u x0b=%u y0b=%u band=%u,%u,%u,%u tb=%u,%u,%u,%u -> %u\n",
2857 compno, resno, nb, bandno, x0b, y0b,
2858 band_x0, band_y0, band_x1, band_y1,
2859 tbx0, tby0, tbx1, tby1, intersects);
2860 #endif
2861 return intersects;
2862 }
2863
2864 /** Returns whether a tile component is fully decoded, taking into account
2865 * p_tcd->win_* members.
2866 *
2867 * @param p_tcd TCD handle.
2868 * @param compno Component number
2869 * @return OPJ_TRUE whether the tile component is fully decoded
2870 */
2871 static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *p_tcd,
2872 OPJ_UINT32 compno)
2873 {
2874 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
2875 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
2876 /* Compute the intersection of the area of interest, expressed in tile coordinates */
2877 /* with the tile coordinates */
2878 OPJ_UINT32 tcx0 = opj_uint_max(
2879 (OPJ_UINT32)tilec->x0,
2880 opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx));
2881 OPJ_UINT32 tcy0 = opj_uint_max(
2882 (OPJ_UINT32)tilec->y0,
2883 opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy));
2884 OPJ_UINT32 tcx1 = opj_uint_min(
2885 (OPJ_UINT32)tilec->x1,
2886 opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx));
2887 OPJ_UINT32 tcy1 = opj_uint_min(
2888 (OPJ_UINT32)tilec->y1,
2889 opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy));
2890
2891 OPJ_UINT32 shift = tilec->numresolutions - tilec->minimum_num_resolutions;
2892 /* Tolerate small margin within the reduced resolution factor to consider if */
2893 /* the whole tile path must be taken */
2894 return (tcx0 >= (OPJ_UINT32)tilec->x0 &&
2895 tcy0 >= (OPJ_UINT32)tilec->y0 &&
2896 tcx1 <= (OPJ_UINT32)tilec->x1 &&
2897 tcy1 <= (OPJ_UINT32)tilec->y1 &&
2898 (shift >= 32 ||
2899 (((tcx0 - (OPJ_UINT32)tilec->x0) >> shift) == 0 &&
2900 ((tcy0 - (OPJ_UINT32)tilec->y0) >> shift) == 0 &&
2901 (((OPJ_UINT32)tilec->x1 - tcx1) >> shift) == 0 &&
2902 (((OPJ_UINT32)tilec->y1 - tcy1) >> shift) == 0)));
2903 }
2904
2905 /* ----------------------------------------------------------------------- */
2906
2907 opj_tcd_marker_info_t* opj_tcd_marker_info_create(OPJ_BOOL need_PLT)
2908 {
2909 opj_tcd_marker_info_t *l_tcd_marker_info =
2910 (opj_tcd_marker_info_t*) opj_calloc(1, sizeof(opj_tcd_marker_info_t));
2911 if (!l_tcd_marker_info) {
2912 return NULL;
2913 }
2914
2915 l_tcd_marker_info->need_PLT = need_PLT;
2916
2917 return l_tcd_marker_info;
2918 }
2919
2920 /* ----------------------------------------------------------------------- */
2921
2922 void opj_tcd_marker_info_destroy(opj_tcd_marker_info_t *p_tcd_marker_info)
2923 {
2924 if (p_tcd_marker_info) {
2925 opj_free(p_tcd_marker_info->p_packet_size);
2926 opj_free(p_tcd_marker_info);
2927 }
2928 }
2929
2930 /* ----------------------------------------------------------------------- */