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 /* ----------------------------------------------------------------------- */
46
47 /* TODO MSD: */
48 #ifdef TODO_MSD
tcd_dump(FILE * fd,opj_tcd_t * tcd,opj_tcd_image_t * img)49 void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t * img)
50 {
51 int tileno, compno, resno, bandno, precno;/*, cblkno;*/
52
53 fprintf(fd, "image {\n");
54 fprintf(fd, " tw=%d, th=%d x0=%d x1=%d y0=%d y1=%d\n",
55 img->tw, img->th, tcd->image->x0, tcd->image->x1, tcd->image->y0,
56 tcd->image->y1);
57
58 for (tileno = 0; tileno < img->th * img->tw; tileno++) {
59 opj_tcd_tile_t *tile = &tcd->tcd_image->tiles[tileno];
60 fprintf(fd, " tile {\n");
61 fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, numcomps=%d\n",
62 tile->x0, tile->y0, tile->x1, tile->y1, tile->numcomps);
63 for (compno = 0; compno < tile->numcomps; compno++) {
64 opj_tcd_tilecomp_t *tilec = &tile->comps[compno];
65 fprintf(fd, " tilec {\n");
66 fprintf(fd,
67 " x0=%d, y0=%d, x1=%d, y1=%d, numresolutions=%d\n",
68 tilec->x0, tilec->y0, tilec->x1, tilec->y1, tilec->numresolutions);
69 for (resno = 0; resno < tilec->numresolutions; resno++) {
70 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
71 fprintf(fd, "\n res {\n");
72 fprintf(fd,
73 " x0=%d, y0=%d, x1=%d, y1=%d, pw=%d, ph=%d, numbands=%d\n",
74 res->x0, res->y0, res->x1, res->y1, res->pw, res->ph, res->numbands);
75 for (bandno = 0; bandno < res->numbands; bandno++) {
76 opj_tcd_band_t *band = &res->bands[bandno];
77 fprintf(fd, " band {\n");
78 fprintf(fd,
79 " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%f, numbps=%d\n",
80 band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps);
81 for (precno = 0; precno < res->pw * res->ph; precno++) {
82 opj_tcd_precinct_t *prec = &band->precincts[precno];
83 fprintf(fd, " prec {\n");
84 fprintf(fd,
85 " x0=%d, y0=%d, x1=%d, y1=%d, cw=%d, ch=%d\n",
86 prec->x0, prec->y0, prec->x1, prec->y1, prec->cw, prec->ch);
87 /*
88 for (cblkno = 0; cblkno < prec->cw * prec->ch; cblkno++) {
89 opj_tcd_cblk_t *cblk = &prec->cblks[cblkno];
90 fprintf(fd, " cblk {\n");
91 fprintf(fd,
92 " x0=%d, y0=%d, x1=%d, y1=%d\n",
93 cblk->x0, cblk->y0, cblk->x1, cblk->y1);
94 fprintf(fd, " }\n");
95 }
96 */
97 fprintf(fd, " }\n");
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 #endif
110
111 /**
112 * Initializes tile coding/decoding
113 */
114 static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
115 OPJ_BOOL isEncoder, OPJ_FLOAT32 fraction, OPJ_SIZE_T sizeof_block,
116 opj_event_mgr_t* manager);
117
118 /**
119 * Allocates memory for a decoding code block.
120 */
121 static OPJ_BOOL opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t *
122 p_code_block);
123
124 /**
125 * Deallocates the decoding data of the given precinct.
126 */
127 static void opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct);
128
129 /**
130 * Allocates memory for an encoding code block (but not data).
131 */
132 static OPJ_BOOL opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t *
133 p_code_block);
134
135 /**
136 * Allocates data for an encoding code block
137 */
138 static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
139 p_code_block);
140
141 /**
142 * Deallocates the encoding data of the given precinct.
143 */
144 static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct);
145
146
147 /**
148 Free the memory allocated for encoding
149 @param tcd TCD handle
150 */
151 static void opj_tcd_free_tile(opj_tcd_t *tcd);
152
153
154 static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd,
155 OPJ_BYTE * p_src_data,
156 OPJ_UINT32 * p_data_read,
157 OPJ_UINT32 p_max_src_size,
158 opj_codestream_index_t *p_cstr_index,
159 opj_event_mgr_t *p_manager);
160
161 static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd,
162 opj_event_mgr_t *p_manager);
163
164 static OPJ_BOOL opj_tcd_dwt_decode(opj_tcd_t *p_tcd);
165
166 static OPJ_BOOL opj_tcd_mct_decode(opj_tcd_t *p_tcd,
167 opj_event_mgr_t *p_manager);
168
169 static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd);
170
171
172 static OPJ_BOOL opj_tcd_dc_level_shift_encode(opj_tcd_t *p_tcd);
173
174 static OPJ_BOOL opj_tcd_mct_encode(opj_tcd_t *p_tcd);
175
176 static OPJ_BOOL opj_tcd_dwt_encode(opj_tcd_t *p_tcd);
177
178 static OPJ_BOOL opj_tcd_t1_encode(opj_tcd_t *p_tcd);
179
180 static OPJ_BOOL opj_tcd_t2_encode(opj_tcd_t *p_tcd,
181 OPJ_BYTE * p_dest_data,
182 OPJ_UINT32 * p_data_written,
183 OPJ_UINT32 p_max_dest_size,
184 opj_codestream_info_t *p_cstr_info,
185 opj_event_mgr_t *p_manager);
186
187 static OPJ_BOOL opj_tcd_rate_allocate_encode(opj_tcd_t *p_tcd,
188 OPJ_BYTE * p_dest_data,
189 OPJ_UINT32 p_max_dest_size,
190 opj_codestream_info_t *p_cstr_info,
191 opj_event_mgr_t *p_manager);
192
193
194 static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *tcd,
195 OPJ_UINT32 compno);
196
197 /* ----------------------------------------------------------------------- */
198
199 /**
200 Create a new TCD handle
201 */
opj_tcd_create(OPJ_BOOL p_is_decoder)202 opj_tcd_t* opj_tcd_create(OPJ_BOOL p_is_decoder)
203 {
204 opj_tcd_t *l_tcd = 00;
205
206 /* create the tcd structure */
207 l_tcd = (opj_tcd_t*) opj_calloc(1, sizeof(opj_tcd_t));
208 if (!l_tcd) {
209 return 00;
210 }
211
212 l_tcd->m_is_decoder = p_is_decoder ? 1 : 0;
213
214 l_tcd->tcd_image = (opj_tcd_image_t*)opj_calloc(1, sizeof(opj_tcd_image_t));
215 if (!l_tcd->tcd_image) {
216 opj_free(l_tcd);
217 return 00;
218 }
219
220 return l_tcd;
221 }
222
223
224 /* ----------------------------------------------------------------------- */
225
opj_tcd_rateallocate_fixed(opj_tcd_t * tcd)226 void opj_tcd_rateallocate_fixed(opj_tcd_t *tcd)
227 {
228 OPJ_UINT32 layno;
229
230 for (layno = 0; layno < tcd->tcp->numlayers; layno++) {
231 opj_tcd_makelayer_fixed(tcd, layno, 1);
232 }
233 }
234
235
opj_tcd_makelayer(opj_tcd_t * tcd,OPJ_UINT32 layno,OPJ_FLOAT64 thresh,OPJ_UINT32 final)236 void opj_tcd_makelayer(opj_tcd_t *tcd,
237 OPJ_UINT32 layno,
238 OPJ_FLOAT64 thresh,
239 OPJ_UINT32 final)
240 {
241 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
242 OPJ_UINT32 passno;
243
244 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
245
246 tcd_tile->distolayer[layno] = 0; /* fixed_quality */
247
248 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
249 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
250
251 for (resno = 0; resno < tilec->numresolutions; resno++) {
252 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
253
254 for (bandno = 0; bandno < res->numbands; bandno++) {
255 opj_tcd_band_t *band = &res->bands[bandno];
256
257 /* Skip empty bands */
258 if (opj_tcd_is_band_empty(band)) {
259 continue;
260 }
261
262 for (precno = 0; precno < res->pw * res->ph; precno++) {
263 opj_tcd_precinct_t *prc = &band->precincts[precno];
264
265 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
266 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
267 opj_tcd_layer_t *layer = &cblk->layers[layno];
268 OPJ_UINT32 n;
269
270 if (layno == 0) {
271 cblk->numpassesinlayers = 0;
272 }
273
274 n = cblk->numpassesinlayers;
275
276 if (thresh < 0) {
277 /* Special value to indicate to use all passes */
278 n = cblk->totalpasses;
279 } else {
280 for (passno = cblk->numpassesinlayers; passno < cblk->totalpasses; passno++) {
281 OPJ_UINT32 dr;
282 OPJ_FLOAT64 dd;
283 opj_tcd_pass_t *pass = &cblk->passes[passno];
284
285 if (n == 0) {
286 dr = pass->rate;
287 dd = pass->distortiondec;
288 } else {
289 dr = pass->rate - cblk->passes[n - 1].rate;
290 dd = pass->distortiondec - cblk->passes[n - 1].distortiondec;
291 }
292
293 if (!dr) {
294 if (dd != 0) {
295 n = passno + 1;
296 }
297 continue;
298 }
299 if (thresh - (dd / dr) <
300 DBL_EPSILON) { /* do not rely on float equality, check with DBL_EPSILON margin */
301 n = passno + 1;
302 }
303 }
304 }
305
306 layer->numpasses = n - cblk->numpassesinlayers;
307
308 if (!layer->numpasses) {
309 layer->disto = 0;
310 continue;
311 }
312
313 if (cblk->numpassesinlayers == 0) {
314 layer->len = cblk->passes[n - 1].rate;
315 layer->data = cblk->data;
316 layer->disto = cblk->passes[n - 1].distortiondec;
317 } else {
318 layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers -
319 1].rate;
320 layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
321 layer->disto = cblk->passes[n - 1].distortiondec -
322 cblk->passes[cblk->numpassesinlayers - 1].distortiondec;
323 }
324
325 tcd_tile->distolayer[layno] += layer->disto; /* fixed_quality */
326
327 if (final) {
328 cblk->numpassesinlayers = n;
329 }
330 }
331 }
332 }
333 }
334 }
335 }
336
opj_tcd_makelayer_fixed(opj_tcd_t * tcd,OPJ_UINT32 layno,OPJ_UINT32 final)337 void opj_tcd_makelayer_fixed(opj_tcd_t *tcd, OPJ_UINT32 layno,
338 OPJ_UINT32 final)
339 {
340 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
341 OPJ_INT32 value; /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolutions][3]; */
342 OPJ_INT32 matrice[10][10][3];
343 OPJ_UINT32 i, j, k;
344
345 opj_cp_t *cp = tcd->cp;
346 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
347 opj_tcp_t *tcd_tcp = tcd->tcp;
348
349 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
350 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
351
352 for (i = 0; i < tcd_tcp->numlayers; i++) {
353 for (j = 0; j < tilec->numresolutions; j++) {
354 for (k = 0; k < 3; k++) {
355 matrice[i][j][k] =
356 (OPJ_INT32)((OPJ_FLOAT32)cp->m_specific_param.m_enc.m_matrice[i *
357 tilec->numresolutions * 3 + j * 3 + k]
358 * (OPJ_FLOAT32)(tcd->image->comps[compno].prec / 16.0));
359 }
360 }
361 }
362
363 for (resno = 0; resno < tilec->numresolutions; resno++) {
364 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
365
366 for (bandno = 0; bandno < res->numbands; bandno++) {
367 opj_tcd_band_t *band = &res->bands[bandno];
368
369 /* Skip empty bands */
370 if (opj_tcd_is_band_empty(band)) {
371 continue;
372 }
373
374 for (precno = 0; precno < res->pw * res->ph; precno++) {
375 opj_tcd_precinct_t *prc = &band->precincts[precno];
376
377 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
378 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
379 opj_tcd_layer_t *layer = &cblk->layers[layno];
380 OPJ_UINT32 n;
381 OPJ_INT32 imsb = (OPJ_INT32)(tcd->image->comps[compno].prec -
382 cblk->numbps); /* number of bit-plan equal to zero */
383
384 /* Correction of the matrix of coefficient to include the IMSB information */
385 if (layno == 0) {
386 value = matrice[layno][resno][bandno];
387 if (imsb >= value) {
388 value = 0;
389 } else {
390 value -= imsb;
391 }
392 } else {
393 value = matrice[layno][resno][bandno] - matrice[layno - 1][resno][bandno];
394 if (imsb >= matrice[layno - 1][resno][bandno]) {
395 value -= (imsb - matrice[layno - 1][resno][bandno]);
396 if (value < 0) {
397 value = 0;
398 }
399 }
400 }
401
402 if (layno == 0) {
403 cblk->numpassesinlayers = 0;
404 }
405
406 n = cblk->numpassesinlayers;
407 if (cblk->numpassesinlayers == 0) {
408 if (value != 0) {
409 n = 3 * (OPJ_UINT32)value - 2 + cblk->numpassesinlayers;
410 } else {
411 n = cblk->numpassesinlayers;
412 }
413 } else {
414 n = 3 * (OPJ_UINT32)value + cblk->numpassesinlayers;
415 }
416
417 layer->numpasses = n - cblk->numpassesinlayers;
418
419 if (!layer->numpasses) {
420 continue;
421 }
422
423 if (cblk->numpassesinlayers == 0) {
424 layer->len = cblk->passes[n - 1].rate;
425 layer->data = cblk->data;
426 } else {
427 layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers -
428 1].rate;
429 layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate;
430 }
431
432 if (final) {
433 cblk->numpassesinlayers = n;
434 }
435 }
436 }
437 }
438 }
439 }
440 }
441
opj_tcd_rateallocate(opj_tcd_t * tcd,OPJ_BYTE * dest,OPJ_UINT32 * p_data_written,OPJ_UINT32 len,opj_codestream_info_t * cstr_info,opj_event_mgr_t * p_manager)442 OPJ_BOOL opj_tcd_rateallocate(opj_tcd_t *tcd,
443 OPJ_BYTE *dest,
444 OPJ_UINT32 * p_data_written,
445 OPJ_UINT32 len,
446 opj_codestream_info_t *cstr_info,
447 opj_event_mgr_t *p_manager)
448 {
449 OPJ_UINT32 compno, resno, bandno, precno, cblkno, layno;
450 OPJ_UINT32 passno;
451 OPJ_FLOAT64 min, max;
452 OPJ_FLOAT64 cumdisto[100]; /* fixed_quality */
453 const OPJ_FLOAT64 K = 1; /* 1.1; fixed_quality */
454 OPJ_FLOAT64 maxSE = 0;
455
456 opj_cp_t *cp = tcd->cp;
457 opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles;
458 opj_tcp_t *tcd_tcp = tcd->tcp;
459
460 min = DBL_MAX;
461 max = 0;
462
463 tcd_tile->numpix = 0; /* fixed_quality */
464
465 for (compno = 0; compno < tcd_tile->numcomps; compno++) {
466 opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
467 tilec->numpix = 0;
468
469 for (resno = 0; resno < tilec->numresolutions; resno++) {
470 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
471
472 for (bandno = 0; bandno < res->numbands; bandno++) {
473 opj_tcd_band_t *band = &res->bands[bandno];
474
475 /* Skip empty bands */
476 if (opj_tcd_is_band_empty(band)) {
477 continue;
478 }
479
480 for (precno = 0; precno < res->pw * res->ph; precno++) {
481 opj_tcd_precinct_t *prc = &band->precincts[precno];
482
483 for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) {
484 opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno];
485
486 for (passno = 0; passno < cblk->totalpasses; passno++) {
487 opj_tcd_pass_t *pass = &cblk->passes[passno];
488 OPJ_INT32 dr;
489 OPJ_FLOAT64 dd, rdslope;
490
491 if (passno == 0) {
492 dr = (OPJ_INT32)pass->rate;
493 dd = pass->distortiondec;
494 } else {
495 dr = (OPJ_INT32)(pass->rate - cblk->passes[passno - 1].rate);
496 dd = pass->distortiondec - cblk->passes[passno - 1].distortiondec;
497 }
498
499 if (dr == 0) {
500 continue;
501 }
502
503 rdslope = dd / dr;
504 if (rdslope < min) {
505 min = rdslope;
506 }
507
508 if (rdslope > max) {
509 max = rdslope;
510 }
511 } /* passno */
512
513 /* fixed_quality */
514 tcd_tile->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0));
515 tilec->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0));
516 } /* cbklno */
517 } /* precno */
518 } /* bandno */
519 } /* resno */
520
521 maxSE += (((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0)
522 * ((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0))
523 * ((OPJ_FLOAT64)(tilec->numpix));
524 } /* compno */
525
526 /* index file */
527 if (cstr_info) {
528 opj_tile_info_t *tile_info = &cstr_info->tile[tcd->tcd_tileno];
529 tile_info->numpix = tcd_tile->numpix;
530 tile_info->distotile = tcd_tile->distotile;
531 tile_info->thresh = (OPJ_FLOAT64 *) opj_malloc(tcd_tcp->numlayers * sizeof(
532 OPJ_FLOAT64));
533 if (!tile_info->thresh) {
534 /* FIXME event manager error callback */
535 return OPJ_FALSE;
536 }
537 }
538
539 for (layno = 0; layno < tcd_tcp->numlayers; layno++) {
540 OPJ_FLOAT64 lo = min;
541 OPJ_FLOAT64 hi = max;
542 OPJ_UINT32 maxlen = tcd_tcp->rates[layno] > 0.0f ? opj_uint_min(((
543 OPJ_UINT32) ceil(tcd_tcp->rates[layno])), len) : len;
544 OPJ_FLOAT64 goodthresh = 0;
545 OPJ_FLOAT64 stable_thresh = 0;
546 OPJ_UINT32 i;
547 OPJ_FLOAT64 distotarget; /* fixed_quality */
548
549 /* fixed_quality */
550 distotarget = tcd_tile->distotile - ((K * maxSE) / pow((OPJ_FLOAT32)10,
551 tcd_tcp->distoratio[layno] / 10));
552
553 /* Don't try to find an optimal threshold but rather take everything not included yet, if
554 -r xx,yy,zz,0 (disto_alloc == 1 and rates == 0)
555 -q xx,yy,zz,0 (fixed_quality == 1 and distoratio == 0)
556 ==> possible to have some lossy layers and the last layer for sure lossless */
557 if (((cp->m_specific_param.m_enc.m_disto_alloc == 1) &&
558 (tcd_tcp->rates[layno] > 0.0f)) ||
559 ((cp->m_specific_param.m_enc.m_fixed_quality == 1) &&
560 (tcd_tcp->distoratio[layno] > 0.0))) {
561 opj_t2_t*t2 = opj_t2_create(tcd->image, cp);
562 OPJ_FLOAT64 thresh = 0;
563
564 if (t2 == 00) {
565 return OPJ_FALSE;
566 }
567
568 for (i = 0; i < 128; ++i) {
569 OPJ_FLOAT64 distoachieved = 0; /* fixed_quality */
570
571 thresh = (lo + hi) / 2;
572
573 opj_tcd_makelayer(tcd, layno, thresh, 0);
574
575 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* fixed_quality */
576 if (OPJ_IS_CINEMA(cp->rsiz)) {
577 if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,
578 p_data_written, maxlen, cstr_info, tcd->cur_tp_num, tcd->tp_pos, tcd->cur_pino,
579 THRESH_CALC, p_manager)) {
580
581 lo = thresh;
582 continue;
583 } else {
584 distoachieved = layno == 0 ?
585 tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno];
586
587 if (distoachieved < distotarget) {
588 hi = thresh;
589 stable_thresh = thresh;
590 continue;
591 } else {
592 lo = thresh;
593 }
594 }
595 } else {
596 distoachieved = (layno == 0) ?
597 tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
598
599 if (distoachieved < distotarget) {
600 hi = thresh;
601 stable_thresh = thresh;
602 continue;
603 }
604 lo = thresh;
605 }
606 } else {
607 if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,
608 p_data_written, maxlen, cstr_info, tcd->cur_tp_num, tcd->tp_pos, tcd->cur_pino,
609 THRESH_CALC, p_manager)) {
610 /* TODO: what to do with l ??? seek / tell ??? */
611 /* opj_event_msg(tcd->cinfo, EVT_INFO, "rate alloc: len=%d, max=%d\n", l, maxlen); */
612 lo = thresh;
613 continue;
614 }
615
616 hi = thresh;
617 stable_thresh = thresh;
618 }
619 }
620
621 goodthresh = stable_thresh == 0 ? thresh : stable_thresh;
622
623 opj_t2_destroy(t2);
624 } else {
625 /* Special value to indicate to use all passes */
626 goodthresh = -1;
627 }
628
629 if (cstr_info) { /* Threshold for Marcela Index */
630 cstr_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh;
631 }
632
633 opj_tcd_makelayer(tcd, layno, goodthresh, 1);
634
635 /* fixed_quality */
636 cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] :
637 (cumdisto[layno - 1] + tcd_tile->distolayer[layno]);
638 }
639
640 return OPJ_TRUE;
641 }
642
opj_tcd_init(opj_tcd_t * p_tcd,opj_image_t * p_image,opj_cp_t * p_cp,opj_thread_pool_t * p_tp)643 OPJ_BOOL opj_tcd_init(opj_tcd_t *p_tcd,
644 opj_image_t * p_image,
645 opj_cp_t * p_cp,
646 opj_thread_pool_t* p_tp)
647 {
648 p_tcd->image = p_image;
649 p_tcd->cp = p_cp;
650
651 p_tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_calloc(1,
652 sizeof(opj_tcd_tile_t));
653 if (! p_tcd->tcd_image->tiles) {
654 return OPJ_FALSE;
655 }
656
657 p_tcd->tcd_image->tiles->comps = (opj_tcd_tilecomp_t *) opj_calloc(
658 p_image->numcomps, sizeof(opj_tcd_tilecomp_t));
659 if (! p_tcd->tcd_image->tiles->comps) {
660 return OPJ_FALSE;
661 }
662
663 p_tcd->tcd_image->tiles->numcomps = p_image->numcomps;
664 p_tcd->tp_pos = p_cp->m_specific_param.m_enc.m_tp_pos;
665 p_tcd->thread_pool = p_tp;
666
667 return OPJ_TRUE;
668 }
669
670 /**
671 Destroy a previously created TCD handle
672 */
opj_tcd_destroy(opj_tcd_t * tcd)673 void opj_tcd_destroy(opj_tcd_t *tcd)
674 {
675 if (tcd) {
676 opj_tcd_free_tile(tcd);
677
678 if (tcd->tcd_image) {
679 opj_free(tcd->tcd_image);
680 tcd->tcd_image = 00;
681 }
682
683 opj_free(tcd->used_component);
684
685 opj_free(tcd);
686 }
687 }
688
opj_alloc_tile_component_data(opj_tcd_tilecomp_t * l_tilec)689 OPJ_BOOL opj_alloc_tile_component_data(opj_tcd_tilecomp_t *l_tilec)
690 {
691 if ((l_tilec->data == 00) ||
692 ((l_tilec->data_size_needed > l_tilec->data_size) &&
693 (l_tilec->ownsData == OPJ_FALSE))) {
694 l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed);
695 if (!l_tilec->data && l_tilec->data_size_needed != 0) {
696 return OPJ_FALSE;
697 }
698 /*fprintf(stderr, "tAllocate data of tilec (int): %d x OPJ_UINT32n",l_data_size);*/
699 l_tilec->data_size = l_tilec->data_size_needed;
700 l_tilec->ownsData = OPJ_TRUE;
701 } else if (l_tilec->data_size_needed > l_tilec->data_size) {
702 /* We don't need to keep old data */
703 opj_image_data_free(l_tilec->data);
704 l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed);
705 if (! l_tilec->data) {
706 l_tilec->data_size = 0;
707 l_tilec->data_size_needed = 0;
708 l_tilec->ownsData = OPJ_FALSE;
709 return OPJ_FALSE;
710 }
711 /*fprintf(stderr, "tReallocate data of tilec (int): from %d to %d x OPJ_UINT32n", l_tilec->data_size, l_data_size);*/
712 l_tilec->data_size = l_tilec->data_size_needed;
713 l_tilec->ownsData = OPJ_TRUE;
714 }
715 return OPJ_TRUE;
716 }
717
718 /* ----------------------------------------------------------------------- */
719
opj_tcd_init_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,OPJ_BOOL isEncoder,OPJ_FLOAT32 fraction,OPJ_SIZE_T sizeof_block,opj_event_mgr_t * manager)720 static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
721 OPJ_BOOL isEncoder, OPJ_FLOAT32 fraction, OPJ_SIZE_T sizeof_block,
722 opj_event_mgr_t* manager)
723 {
724 OPJ_UINT32(*l_gain_ptr)(OPJ_UINT32) = 00;
725 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
726 opj_tcp_t * l_tcp = 00;
727 opj_cp_t * l_cp = 00;
728 opj_tcd_tile_t * l_tile = 00;
729 opj_tccp_t *l_tccp = 00;
730 opj_tcd_tilecomp_t *l_tilec = 00;
731 opj_image_comp_t * l_image_comp = 00;
732 opj_tcd_resolution_t *l_res = 00;
733 opj_tcd_band_t *l_band = 00;
734 opj_stepsize_t * l_step_size = 00;
735 opj_tcd_precinct_t *l_current_precinct = 00;
736 opj_image_t *l_image = 00;
737 OPJ_UINT32 p, q;
738 OPJ_UINT32 l_level_no;
739 OPJ_UINT32 l_pdx, l_pdy;
740 OPJ_UINT32 l_gain;
741 OPJ_INT32 l_x0b, l_y0b;
742 OPJ_UINT32 l_tx0, l_ty0;
743 /* extent of precincts , top left, bottom right**/
744 OPJ_INT32 l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end, l_br_prc_y_end;
745 /* number of precinct for a resolution */
746 OPJ_UINT32 l_nb_precincts;
747 /* room needed to store l_nb_precinct precinct for a resolution */
748 OPJ_UINT32 l_nb_precinct_size;
749 /* number of code blocks for a precinct*/
750 OPJ_UINT32 l_nb_code_blocks;
751 /* room needed to store l_nb_code_blocks code blocks for a precinct*/
752 OPJ_UINT32 l_nb_code_blocks_size;
753 /* size of data for a tile */
754 OPJ_UINT32 l_data_size;
755
756 l_cp = p_tcd->cp;
757 l_tcp = &(l_cp->tcps[p_tile_no]);
758 l_tile = p_tcd->tcd_image->tiles;
759 l_tccp = l_tcp->tccps;
760 l_tilec = l_tile->comps;
761 l_image = p_tcd->image;
762 l_image_comp = p_tcd->image->comps;
763
764 p = p_tile_no % l_cp->tw; /* tile coordinates */
765 q = p_tile_no / l_cp->tw;
766 /*fprintf(stderr, "Tile coordinate = %d,%d\n", p, q);*/
767
768 /* 4 borders of the tile rescale on the image if necessary */
769 l_tx0 = l_cp->tx0 + p *
770 l_cp->tdx; /* can't be greater than l_image->x1 so won't overflow */
771 l_tile->x0 = (OPJ_INT32)opj_uint_max(l_tx0, l_image->x0);
772 l_tile->x1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_tx0, l_cp->tdx),
773 l_image->x1);
774 /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */
775 if ((l_tile->x0 < 0) || (l_tile->x1 <= l_tile->x0)) {
776 opj_event_msg(manager, EVT_ERROR, "Tile X coordinates are not supported\n");
777 return OPJ_FALSE;
778 }
779 l_ty0 = l_cp->ty0 + q *
780 l_cp->tdy; /* can't be greater than l_image->y1 so won't overflow */
781 l_tile->y0 = (OPJ_INT32)opj_uint_max(l_ty0, l_image->y0);
782 l_tile->y1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_ty0, l_cp->tdy),
783 l_image->y1);
784 /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */
785 if ((l_tile->y0 < 0) || (l_tile->y1 <= l_tile->y0)) {
786 opj_event_msg(manager, EVT_ERROR, "Tile Y coordinates are not supported\n");
787 return OPJ_FALSE;
788 }
789
790
791 /* testcase 1888.pdf.asan.35.988 */
792 if (l_tccp->numresolutions == 0) {
793 opj_event_msg(manager, EVT_ERROR, "tiles require at least one resolution\n");
794 return OPJ_FALSE;
795 }
796 /*fprintf(stderr, "Tile border = %d,%d,%d,%d\n", l_tile->x0, l_tile->y0,l_tile->x1,l_tile->y1);*/
797
798 /*tile->numcomps = image->numcomps; */
799 for (compno = 0; compno < l_tile->numcomps; ++compno) {
800 /*fprintf(stderr, "compno = %d/%d\n", compno, l_tile->numcomps);*/
801 l_image_comp->resno_decoded = 0;
802 /* border of each l_tile component (global) */
803 l_tilec->x0 = opj_int_ceildiv(l_tile->x0, (OPJ_INT32)l_image_comp->dx);
804 l_tilec->y0 = opj_int_ceildiv(l_tile->y0, (OPJ_INT32)l_image_comp->dy);
805 l_tilec->x1 = opj_int_ceildiv(l_tile->x1, (OPJ_INT32)l_image_comp->dx);
806 l_tilec->y1 = opj_int_ceildiv(l_tile->y1, (OPJ_INT32)l_image_comp->dy);
807 l_tilec->compno = compno;
808 /*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/
809
810 l_tilec->numresolutions = l_tccp->numresolutions;
811 if (l_tccp->numresolutions < l_cp->m_specific_param.m_dec.m_reduce) {
812 l_tilec->minimum_num_resolutions = 1;
813 } else {
814 l_tilec->minimum_num_resolutions = l_tccp->numresolutions -
815 l_cp->m_specific_param.m_dec.m_reduce;
816 }
817
818 if (isEncoder) {
819 OPJ_SIZE_T l_tile_data_size;
820
821 if (l_tilec->x0 >= l_tilec->x1 || l_tilec->y0 >= l_tilec->y1) {
822 opj_event_msg(manager, EVT_ERROR, "Invalid tile data\n");
823 return OPJ_FALSE;
824 }
825
826 /* compute l_data_size with overflow check */
827 OPJ_SIZE_T w = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0);
828 OPJ_SIZE_T h = (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);
829
830 /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */
831 if (h > 0 && w > SIZE_MAX / h) {
832 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
833 return OPJ_FALSE;
834 }
835 l_tile_data_size = w * h;
836
837 if (SIZE_MAX / sizeof(OPJ_UINT32) < l_tile_data_size) {
838 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
839 return OPJ_FALSE;
840 }
841 l_tile_data_size = l_tile_data_size * sizeof(OPJ_UINT32);
842
843 l_tilec->data_size_needed = l_tile_data_size;
844 }
845
846 l_data_size = l_tilec->numresolutions * (OPJ_UINT32)sizeof(
847 opj_tcd_resolution_t);
848
849 opj_image_data_free(l_tilec->data_win);
850 l_tilec->data_win = NULL;
851 l_tilec->win_x0 = 0;
852 l_tilec->win_y0 = 0;
853 l_tilec->win_x1 = 0;
854 l_tilec->win_y1 = 0;
855
856 if (l_tilec->resolutions == 00) {
857 l_tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(l_data_size);
858 if (! l_tilec->resolutions) {
859 return OPJ_FALSE;
860 }
861 /*fprintf(stderr, "\tAllocate resolutions of tilec (opj_tcd_resolution_t): %d\n",l_data_size);*/
862 l_tilec->resolutions_size = l_data_size;
863 memset(l_tilec->resolutions, 0, l_data_size);
864 } else if (l_data_size > l_tilec->resolutions_size) {
865 opj_tcd_resolution_t* new_resolutions = (opj_tcd_resolution_t *) opj_realloc(
866 l_tilec->resolutions, l_data_size);
867 if (! new_resolutions) {
868 opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile resolutions\n");
869 opj_free(l_tilec->resolutions);
870 l_tilec->resolutions = NULL;
871 l_tilec->resolutions_size = 0;
872 return OPJ_FALSE;
873 }
874 l_tilec->resolutions = new_resolutions;
875 /*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->resolutions_size, l_data_size);*/
876 memset(((OPJ_BYTE*) l_tilec->resolutions) + l_tilec->resolutions_size, 0,
877 l_data_size - l_tilec->resolutions_size);
878 l_tilec->resolutions_size = l_data_size;
879 }
880
881 l_level_no = l_tilec->numresolutions;
882 l_res = l_tilec->resolutions;
883 l_step_size = l_tccp->stepsizes;
884 if (l_tccp->qmfbid == 0) {
885 l_gain_ptr = &opj_dwt_getgain_real;
886 } else {
887 l_gain_ptr = &opj_dwt_getgain;
888 }
889 /*fprintf(stderr, "\tlevel_no=%d\n",l_level_no);*/
890
891 for (resno = 0; resno < l_tilec->numresolutions; ++resno) {
892 /*fprintf(stderr, "\t\tresno = %d/%d\n", resno, l_tilec->numresolutions);*/
893 OPJ_INT32 tlcbgxstart, tlcbgystart /*, brcbgxend, brcbgyend*/;
894 OPJ_UINT32 cbgwidthexpn, cbgheightexpn;
895 OPJ_UINT32 cblkwidthexpn, cblkheightexpn;
896
897 --l_level_no;
898
899 /* border for each resolution level (global) */
900 l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
901 l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
902 l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
903 l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
904
905 /*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);*/
906 /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */
907 l_pdx = l_tccp->prcw[resno];
908 l_pdy = l_tccp->prch[resno];
909 /*fprintf(stderr, "\t\t\tpdx=%d, pdy=%d\n", l_pdx, l_pdy);*/
910 /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
911 l_tl_prc_x_start = opj_int_floordivpow2(l_res->x0, (OPJ_INT32)l_pdx) << l_pdx;
912 l_tl_prc_y_start = opj_int_floordivpow2(l_res->y0, (OPJ_INT32)l_pdy) << l_pdy;
913 l_br_prc_x_end = opj_int_ceildivpow2(l_res->x1, (OPJ_INT32)l_pdx) << l_pdx;
914 l_br_prc_y_end = opj_int_ceildivpow2(l_res->y1, (OPJ_INT32)l_pdy) << l_pdy;
915 /*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 );*/
916
917 l_res->pw = (l_res->x0 == l_res->x1) ? 0U : (OPJ_UINT32)((
918 l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx);
919 l_res->ph = (l_res->y0 == l_res->y1) ? 0U : (OPJ_UINT32)((
920 l_br_prc_y_end - l_tl_prc_y_start) >> l_pdy);
921 /*fprintf(stderr, "\t\t\tres_pw=%d, res_ph=%d\n", l_res->pw, l_res->ph );*/
922
923 if ((l_res->pw != 0U) && ((((OPJ_UINT32) - 1) / l_res->pw) < l_res->ph)) {
924 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
925 return OPJ_FALSE;
926 }
927 l_nb_precincts = l_res->pw * l_res->ph;
928
929 if ((((OPJ_UINT32) - 1) / (OPJ_UINT32)sizeof(opj_tcd_precinct_t)) <
930 l_nb_precincts) {
931 opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n");
932 return OPJ_FALSE;
933 }
934 l_nb_precinct_size = l_nb_precincts * (OPJ_UINT32)sizeof(opj_tcd_precinct_t);
935
936 if (resno == 0) {
937 tlcbgxstart = l_tl_prc_x_start;
938 tlcbgystart = l_tl_prc_y_start;
939 /*brcbgxend = l_br_prc_x_end;*/
940 /* brcbgyend = l_br_prc_y_end;*/
941 cbgwidthexpn = l_pdx;
942 cbgheightexpn = l_pdy;
943 l_res->numbands = 1;
944 } else {
945 tlcbgxstart = opj_int_ceildivpow2(l_tl_prc_x_start, 1);
946 tlcbgystart = opj_int_ceildivpow2(l_tl_prc_y_start, 1);
947 /*brcbgxend = opj_int_ceildivpow2(l_br_prc_x_end, 1);*/
948 /*brcbgyend = opj_int_ceildivpow2(l_br_prc_y_end, 1);*/
949 cbgwidthexpn = l_pdx - 1;
950 cbgheightexpn = l_pdy - 1;
951 l_res->numbands = 3;
952 }
953
954 cblkwidthexpn = opj_uint_min(l_tccp->cblkw, cbgwidthexpn);
955 cblkheightexpn = opj_uint_min(l_tccp->cblkh, cbgheightexpn);
956 l_band = l_res->bands;
957
958 for (bandno = 0; bandno < l_res->numbands; ++bandno, ++l_band, ++l_step_size) {
959 OPJ_INT32 numbps;
960 /*fprintf(stderr, "\t\t\tband_no=%d/%d\n", bandno, l_res->numbands );*/
961
962 if (resno == 0) {
963 l_band->bandno = 0 ;
964 l_band->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
965 l_band->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
966 l_band->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
967 l_band->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
968 } else {
969 l_band->bandno = bandno + 1;
970 /* x0b = 1 if bandno = 1 or 3 */
971 l_x0b = l_band->bandno & 1;
972 /* y0b = 1 if bandno = 2 or 3 */
973 l_y0b = (OPJ_INT32)((l_band->bandno) >> 1);
974 /* l_band border (global) */
975 l_band->x0 = opj_int64_ceildivpow2(l_tilec->x0 - ((OPJ_INT64)l_x0b <<
976 l_level_no), (OPJ_INT32)(l_level_no + 1));
977 l_band->y0 = opj_int64_ceildivpow2(l_tilec->y0 - ((OPJ_INT64)l_y0b <<
978 l_level_no), (OPJ_INT32)(l_level_no + 1));
979 l_band->x1 = opj_int64_ceildivpow2(l_tilec->x1 - ((OPJ_INT64)l_x0b <<
980 l_level_no), (OPJ_INT32)(l_level_no + 1));
981 l_band->y1 = opj_int64_ceildivpow2(l_tilec->y1 - ((OPJ_INT64)l_y0b <<
982 l_level_no), (OPJ_INT32)(l_level_no + 1));
983 }
984
985 if (isEncoder) {
986 /* Skip empty bands */
987 if (opj_tcd_is_band_empty(l_band)) {
988 /* Do not zero l_band->precints to avoid leaks */
989 /* but make sure we don't use it later, since */
990 /* it will point to precincts of previous bands... */
991 continue;
992 }
993 }
994
995 /** avoid an if with storing function pointer */
996 l_gain = (*l_gain_ptr)(l_band->bandno);
997 numbps = (OPJ_INT32)(l_image_comp->prec + l_gain);
998 l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0,
999 (OPJ_INT32)(numbps - l_step_size->expn)))) * fraction;
1000 /* Mb value of Equation E-2 in "E.1 Inverse quantization
1001 * procedure" of the standard */
1002 l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits -
1003 1;
1004
1005 if (!l_band->precincts && (l_nb_precincts > 0U)) {
1006 l_band->precincts = (opj_tcd_precinct_t *) opj_malloc(/*3 * */
1007 l_nb_precinct_size);
1008 if (! l_band->precincts) {
1009 opj_event_msg(manager, EVT_ERROR,
1010 "Not enough memory to handle band precints\n");
1011 return OPJ_FALSE;
1012 }
1013 /*fprintf(stderr, "\t\t\t\tAllocate precincts of a band (opj_tcd_precinct_t): %d\n",l_nb_precinct_size); */
1014 memset(l_band->precincts, 0, l_nb_precinct_size);
1015 l_band->precincts_data_size = l_nb_precinct_size;
1016 } else if (l_band->precincts_data_size < l_nb_precinct_size) {
1017
1018 opj_tcd_precinct_t * new_precincts = (opj_tcd_precinct_t *) opj_realloc(
1019 l_band->precincts,/*3 * */ l_nb_precinct_size);
1020 if (! new_precincts) {
1021 opj_event_msg(manager, EVT_ERROR,
1022 "Not enough memory to handle band precints\n");
1023 opj_free(l_band->precincts);
1024 l_band->precincts = NULL;
1025 l_band->precincts_data_size = 0;
1026 return OPJ_FALSE;
1027 }
1028 l_band->precincts = new_precincts;
1029 /*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);*/
1030 memset(((OPJ_BYTE *) l_band->precincts) + l_band->precincts_data_size, 0,
1031 l_nb_precinct_size - l_band->precincts_data_size);
1032 l_band->precincts_data_size = l_nb_precinct_size;
1033 }
1034
1035 l_current_precinct = l_band->precincts;
1036 for (precno = 0; precno < l_nb_precincts; ++precno) {
1037 OPJ_INT32 tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend;
1038 OPJ_INT32 cbgxstart = tlcbgxstart + (OPJ_INT32)(precno % l_res->pw) *
1039 (1 << cbgwidthexpn);
1040 OPJ_INT32 cbgystart = tlcbgystart + (OPJ_INT32)(precno / l_res->pw) *
1041 (1 << cbgheightexpn);
1042 OPJ_INT32 cbgxend = cbgxstart + (1 << cbgwidthexpn);
1043 OPJ_INT32 cbgyend = cbgystart + (1 << cbgheightexpn);
1044 /*fprintf(stderr, "\t precno=%d; bandno=%d, resno=%d; compno=%d\n", precno, bandno , resno, compno);*/
1045 /*fprintf(stderr, "\t tlcbgxstart(=%d) + (precno(=%d) percent res->pw(=%d)) * (1 << cbgwidthexpn(=%d)) \n",tlcbgxstart,precno,l_res->pw,cbgwidthexpn);*/
1046
1047 /* precinct size (global) */
1048 /*fprintf(stderr, "\t cbgxstart=%d, l_band->x0 = %d \n",cbgxstart, l_band->x0);*/
1049
1050 l_current_precinct->x0 = opj_int_max(cbgxstart, l_band->x0);
1051 l_current_precinct->y0 = opj_int_max(cbgystart, l_band->y0);
1052 l_current_precinct->x1 = opj_int_min(cbgxend, l_band->x1);
1053 l_current_precinct->y1 = opj_int_min(cbgyend, l_band->y1);
1054 /*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);*/
1055
1056 tlcblkxstart = opj_int_floordivpow2(l_current_precinct->x0,
1057 (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn;
1058 /*fprintf(stderr, "\t tlcblkxstart =%d\n",tlcblkxstart );*/
1059 tlcblkystart = opj_int_floordivpow2(l_current_precinct->y0,
1060 (OPJ_INT32)cblkheightexpn) << cblkheightexpn;
1061 /*fprintf(stderr, "\t tlcblkystart =%d\n",tlcblkystart );*/
1062 brcblkxend = opj_int_ceildivpow2(l_current_precinct->x1,
1063 (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn;
1064 /*fprintf(stderr, "\t brcblkxend =%d\n",brcblkxend );*/
1065 brcblkyend = opj_int_ceildivpow2(l_current_precinct->y1,
1066 (OPJ_INT32)cblkheightexpn) << cblkheightexpn;
1067 /*fprintf(stderr, "\t brcblkyend =%d\n",brcblkyend );*/
1068 l_current_precinct->cw = (OPJ_UINT32)((brcblkxend - tlcblkxstart) >>
1069 cblkwidthexpn);
1070 l_current_precinct->ch = (OPJ_UINT32)((brcblkyend - tlcblkystart) >>
1071 cblkheightexpn);
1072 if (l_current_precinct->cw && ((OPJ_UINT32)-1) / l_current_precinct->cw < l_current_precinct->ch) {
1073 return OPJ_FALSE;
1074 }
1075 l_nb_code_blocks = l_current_precinct->cw * l_current_precinct->ch;
1076 /*fprintf(stderr, "\t\t\t\t precinct_cw = %d x recinct_ch = %d\n",l_current_precinct->cw, l_current_precinct->ch); */
1077
1078 if (((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof_block < l_nb_code_blocks) {
1079 return OPJ_FALSE;
1080 }
1081 l_nb_code_blocks_size = l_nb_code_blocks * (OPJ_UINT32)sizeof_block;
1082
1083 if (!l_current_precinct->cblks.blocks && (l_nb_code_blocks > 0U)) {
1084 l_current_precinct->cblks.blocks = opj_malloc(l_nb_code_blocks_size);
1085 if (! l_current_precinct->cblks.blocks) {
1086 return OPJ_FALSE;
1087 }
1088 /*fprintf(stderr, "\t\t\t\tAllocate cblks of a precinct (opj_tcd_cblk_dec_t): %d\n",l_nb_code_blocks_size);*/
1089
1090 memset(l_current_precinct->cblks.blocks, 0, l_nb_code_blocks_size);
1091
1092 l_current_precinct->block_size = l_nb_code_blocks_size;
1093 } else if (l_nb_code_blocks_size > l_current_precinct->block_size) {
1094 void *new_blocks = opj_realloc(l_current_precinct->cblks.blocks,
1095 l_nb_code_blocks_size);
1096 if (! new_blocks) {
1097 opj_free(l_current_precinct->cblks.blocks);
1098 l_current_precinct->cblks.blocks = NULL;
1099 l_current_precinct->block_size = 0;
1100 opj_event_msg(manager, EVT_ERROR,
1101 "Not enough memory for current precinct codeblock element\n");
1102 return OPJ_FALSE;
1103 }
1104 l_current_precinct->cblks.blocks = new_blocks;
1105 /*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); */
1106
1107 memset(((OPJ_BYTE *) l_current_precinct->cblks.blocks) +
1108 l_current_precinct->block_size
1109 , 0
1110 , l_nb_code_blocks_size - l_current_precinct->block_size);
1111
1112 l_current_precinct->block_size = l_nb_code_blocks_size;
1113 }
1114
1115 if (! l_current_precinct->incltree) {
1116 l_current_precinct->incltree = opj_tgt_create(l_current_precinct->cw,
1117 l_current_precinct->ch, manager);
1118 } else {
1119 l_current_precinct->incltree = opj_tgt_init(l_current_precinct->incltree,
1120 l_current_precinct->cw, l_current_precinct->ch, manager);
1121 }
1122
1123 if (! l_current_precinct->imsbtree) {
1124 l_current_precinct->imsbtree = opj_tgt_create(l_current_precinct->cw,
1125 l_current_precinct->ch, manager);
1126 } else {
1127 l_current_precinct->imsbtree = opj_tgt_init(l_current_precinct->imsbtree,
1128 l_current_precinct->cw, l_current_precinct->ch, manager);
1129 }
1130
1131 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
1132 OPJ_INT32 cblkxstart = tlcblkxstart + (OPJ_INT32)(cblkno %
1133 l_current_precinct->cw) * (1 << cblkwidthexpn);
1134 OPJ_INT32 cblkystart = tlcblkystart + (OPJ_INT32)(cblkno /
1135 l_current_precinct->cw) * (1 << cblkheightexpn);
1136 OPJ_INT32 cblkxend = cblkxstart + (1 << cblkwidthexpn);
1137 OPJ_INT32 cblkyend = cblkystart + (1 << cblkheightexpn);
1138
1139 if (isEncoder) {
1140 opj_tcd_cblk_enc_t* l_code_block = l_current_precinct->cblks.enc + cblkno;
1141
1142 if (! opj_tcd_code_block_enc_allocate(l_code_block)) {
1143 return OPJ_FALSE;
1144 }
1145 /* code-block size (global) */
1146 l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0);
1147 l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0);
1148 l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1);
1149 l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1);
1150
1151 if (! opj_tcd_code_block_enc_allocate_data(l_code_block)) {
1152 return OPJ_FALSE;
1153 }
1154 } else {
1155 opj_tcd_cblk_dec_t* l_code_block = l_current_precinct->cblks.dec + cblkno;
1156
1157 if (! opj_tcd_code_block_dec_allocate(l_code_block)) {
1158 return OPJ_FALSE;
1159 }
1160 /* code-block size (global) */
1161 l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0);
1162 l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0);
1163 l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1);
1164 l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1);
1165 }
1166 }
1167 ++l_current_precinct;
1168 } /* precno */
1169 } /* bandno */
1170 ++l_res;
1171 } /* resno */
1172 ++l_tccp;
1173 ++l_tilec;
1174 ++l_image_comp;
1175 } /* compno */
1176 return OPJ_TRUE;
1177 }
1178
opj_tcd_init_encode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,opj_event_mgr_t * p_manager)1179 OPJ_BOOL opj_tcd_init_encode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
1180 opj_event_mgr_t* p_manager)
1181 {
1182 return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_TRUE, 1.0F,
1183 sizeof(opj_tcd_cblk_enc_t), p_manager);
1184 }
1185
opj_tcd_init_decode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,opj_event_mgr_t * p_manager)1186 OPJ_BOOL opj_tcd_init_decode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
1187 opj_event_mgr_t* p_manager)
1188 {
1189 return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_FALSE, 0.5F,
1190 sizeof(opj_tcd_cblk_dec_t), p_manager);
1191 }
1192
1193 /**
1194 * Allocates memory for an encoding code block (but not data memory).
1195 */
opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t * p_code_block)1196 static OPJ_BOOL opj_tcd_code_block_enc_allocate(opj_tcd_cblk_enc_t *
1197 p_code_block)
1198 {
1199 if (! p_code_block->layers) {
1200 /* no memset since data */
1201 p_code_block->layers = (opj_tcd_layer_t*) opj_calloc(100,
1202 sizeof(opj_tcd_layer_t));
1203 if (! p_code_block->layers) {
1204 return OPJ_FALSE;
1205 }
1206 }
1207 if (! p_code_block->passes) {
1208 p_code_block->passes = (opj_tcd_pass_t*) opj_calloc(100,
1209 sizeof(opj_tcd_pass_t));
1210 if (! p_code_block->passes) {
1211 return OPJ_FALSE;
1212 }
1213 }
1214 return OPJ_TRUE;
1215 }
1216
1217 /**
1218 * Allocates data memory for an encoding code block.
1219 */
opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t * p_code_block)1220 static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
1221 p_code_block)
1222 {
1223 OPJ_UINT32 l_data_size;
1224
1225 /* +1 is needed for https://github.com/uclouvain/openjpeg/issues/835 */
1226 /* and actually +2 required for https://github.com/uclouvain/openjpeg/issues/982 */
1227 /* TODO: is there a theoretical upper-bound for the compressed code */
1228 /* block size ? */
1229 l_data_size = 2 + (OPJ_UINT32)((p_code_block->x1 - p_code_block->x0) *
1230 (p_code_block->y1 - p_code_block->y0) * (OPJ_INT32)sizeof(OPJ_UINT32));
1231
1232 if (l_data_size > p_code_block->data_size) {
1233 if (p_code_block->data) {
1234 /* We refer to data - 1 since below we incremented it */
1235 opj_free(p_code_block->data - 1);
1236 }
1237 p_code_block->data = (OPJ_BYTE*) opj_malloc(l_data_size + 1);
1238 if (! p_code_block->data) {
1239 p_code_block->data_size = 0U;
1240 return OPJ_FALSE;
1241 }
1242 p_code_block->data_size = l_data_size;
1243
1244 /* We reserve the initial byte as a fake byte to a non-FF value */
1245 /* and increment the data pointer, so that opj_mqc_init_enc() */
1246 /* can do bp = data - 1, and opj_mqc_byteout() can safely dereference */
1247 /* it. */
1248 p_code_block->data[0] = 0;
1249 p_code_block->data += 1; /*why +1 ?*/
1250 }
1251 return OPJ_TRUE;
1252 }
1253
1254
opj_tcd_reinit_segment(opj_tcd_seg_t * seg)1255 void opj_tcd_reinit_segment(opj_tcd_seg_t* seg)
1256 {
1257 memset(seg, 0, sizeof(opj_tcd_seg_t));
1258 }
1259
1260 /**
1261 * Allocates memory for a decoding code block.
1262 */
opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t * p_code_block)1263 static OPJ_BOOL opj_tcd_code_block_dec_allocate(opj_tcd_cblk_dec_t *
1264 p_code_block)
1265 {
1266 if (! p_code_block->segs) {
1267
1268 p_code_block->segs = (opj_tcd_seg_t *) opj_calloc(OPJ_J2K_DEFAULT_NB_SEGS,
1269 sizeof(opj_tcd_seg_t));
1270 if (! p_code_block->segs) {
1271 return OPJ_FALSE;
1272 }
1273 /*fprintf(stderr, "Allocate %d elements of code_block->data\n", OPJ_J2K_DEFAULT_NB_SEGS * sizeof(opj_tcd_seg_t));*/
1274
1275 p_code_block->m_current_max_segs = OPJ_J2K_DEFAULT_NB_SEGS;
1276 /*fprintf(stderr, "m_current_max_segs of code_block->data = %d\n", p_code_block->m_current_max_segs);*/
1277 } else {
1278 /* sanitize */
1279 opj_tcd_seg_t * l_segs = p_code_block->segs;
1280 OPJ_UINT32 l_current_max_segs = p_code_block->m_current_max_segs;
1281 opj_tcd_seg_data_chunk_t* l_chunks = p_code_block->chunks;
1282 OPJ_UINT32 l_numchunksalloc = p_code_block->numchunksalloc;
1283 OPJ_UINT32 i;
1284
1285 opj_aligned_free(p_code_block->decoded_data);
1286 p_code_block->decoded_data = 00;
1287
1288 memset(p_code_block, 0, sizeof(opj_tcd_cblk_dec_t));
1289 p_code_block->segs = l_segs;
1290 p_code_block->m_current_max_segs = l_current_max_segs;
1291 for (i = 0; i < l_current_max_segs; ++i) {
1292 opj_tcd_reinit_segment(&l_segs[i]);
1293 }
1294 p_code_block->chunks = l_chunks;
1295 p_code_block->numchunksalloc = l_numchunksalloc;
1296 }
1297
1298 return OPJ_TRUE;
1299 }
1300
opj_tcd_get_decoded_tile_size(opj_tcd_t * p_tcd,OPJ_BOOL take_into_account_partial_decoding)1301 OPJ_UINT32 opj_tcd_get_decoded_tile_size(opj_tcd_t *p_tcd,
1302 OPJ_BOOL take_into_account_partial_decoding)
1303 {
1304 OPJ_UINT32 i;
1305 OPJ_UINT32 l_data_size = 0;
1306 opj_image_comp_t * l_img_comp = 00;
1307 opj_tcd_tilecomp_t * l_tile_comp = 00;
1308 opj_tcd_resolution_t * l_res = 00;
1309 OPJ_UINT32 l_size_comp, l_remaining;
1310 OPJ_UINT32 l_temp;
1311
1312 l_tile_comp = p_tcd->tcd_image->tiles->comps;
1313 l_img_comp = p_tcd->image->comps;
1314
1315 for (i = 0; i < p_tcd->image->numcomps; ++i) {
1316 OPJ_UINT32 w, h;
1317 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
1318 l_remaining = l_img_comp->prec & 7; /* (%8) */
1319
1320 if (l_remaining) {
1321 ++l_size_comp;
1322 }
1323
1324 if (l_size_comp == 3) {
1325 l_size_comp = 4;
1326 }
1327
1328 l_res = l_tile_comp->resolutions + l_tile_comp->minimum_num_resolutions - 1;
1329 if (take_into_account_partial_decoding && !p_tcd->whole_tile_decoding) {
1330 w = l_res->win_x1 - l_res->win_x0;
1331 h = l_res->win_y1 - l_res->win_y0;
1332 } else {
1333 w = (OPJ_UINT32)(l_res->x1 - l_res->x0);
1334 h = (OPJ_UINT32)(l_res->y1 - l_res->y0);
1335 }
1336 if (h > 0 && UINT_MAX / w < h) {
1337 return UINT_MAX;
1338 }
1339 l_temp = w * h;
1340 if (l_size_comp && UINT_MAX / l_size_comp < l_temp) {
1341 return UINT_MAX;
1342 }
1343 l_temp *= l_size_comp;
1344
1345 if (l_temp > UINT_MAX - l_data_size) {
1346 return UINT_MAX;
1347 }
1348 l_data_size += l_temp;
1349 ++l_img_comp;
1350 ++l_tile_comp;
1351 }
1352
1353 return l_data_size;
1354 }
1355
opj_tcd_encode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 p_tile_no,OPJ_BYTE * p_dest,OPJ_UINT32 * p_data_written,OPJ_UINT32 p_max_length,opj_codestream_info_t * p_cstr_info,opj_event_mgr_t * p_manager)1356 OPJ_BOOL opj_tcd_encode_tile(opj_tcd_t *p_tcd,
1357 OPJ_UINT32 p_tile_no,
1358 OPJ_BYTE *p_dest,
1359 OPJ_UINT32 * p_data_written,
1360 OPJ_UINT32 p_max_length,
1361 opj_codestream_info_t *p_cstr_info,
1362 opj_event_mgr_t *p_manager)
1363 {
1364
1365 if (p_tcd->cur_tp_num == 0) {
1366
1367 p_tcd->tcd_tileno = p_tile_no;
1368 p_tcd->tcp = &p_tcd->cp->tcps[p_tile_no];
1369
1370 /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */
1371 if (p_cstr_info) {
1372 OPJ_UINT32 l_num_packs = 0;
1373 OPJ_UINT32 i;
1374 opj_tcd_tilecomp_t *l_tilec_idx =
1375 &p_tcd->tcd_image->tiles->comps[0]; /* based on component 0 */
1376 opj_tccp_t *l_tccp = p_tcd->tcp->tccps; /* based on component 0 */
1377
1378 for (i = 0; i < l_tilec_idx->numresolutions; i++) {
1379 opj_tcd_resolution_t *l_res_idx = &l_tilec_idx->resolutions[i];
1380
1381 p_cstr_info->tile[p_tile_no].pw[i] = (int)l_res_idx->pw;
1382 p_cstr_info->tile[p_tile_no].ph[i] = (int)l_res_idx->ph;
1383
1384 l_num_packs += l_res_idx->pw * l_res_idx->ph;
1385 p_cstr_info->tile[p_tile_no].pdx[i] = (int)l_tccp->prcw[i];
1386 p_cstr_info->tile[p_tile_no].pdy[i] = (int)l_tccp->prch[i];
1387 }
1388 p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t*) opj_calloc((
1389 OPJ_SIZE_T)p_cstr_info->numcomps * (OPJ_SIZE_T)p_cstr_info->numlayers *
1390 l_num_packs,
1391 sizeof(opj_packet_info_t));
1392 if (!p_cstr_info->tile[p_tile_no].packet) {
1393 /* FIXME event manager error callback */
1394 return OPJ_FALSE;
1395 }
1396 }
1397 /* << INDEX */
1398
1399 /* FIXME _ProfStart(PGROUP_DC_SHIFT); */
1400 /*---------------TILE-------------------*/
1401 if (! opj_tcd_dc_level_shift_encode(p_tcd)) {
1402 return OPJ_FALSE;
1403 }
1404 /* FIXME _ProfStop(PGROUP_DC_SHIFT); */
1405
1406 /* FIXME _ProfStart(PGROUP_MCT); */
1407 if (! opj_tcd_mct_encode(p_tcd)) {
1408 return OPJ_FALSE;
1409 }
1410 /* FIXME _ProfStop(PGROUP_MCT); */
1411
1412 /* FIXME _ProfStart(PGROUP_DWT); */
1413 if (! opj_tcd_dwt_encode(p_tcd)) {
1414 return OPJ_FALSE;
1415 }
1416 /* FIXME _ProfStop(PGROUP_DWT); */
1417
1418 /* FIXME _ProfStart(PGROUP_T1); */
1419 if (! opj_tcd_t1_encode(p_tcd)) {
1420 return OPJ_FALSE;
1421 }
1422 /* FIXME _ProfStop(PGROUP_T1); */
1423
1424 /* FIXME _ProfStart(PGROUP_RATE); */
1425 if (! opj_tcd_rate_allocate_encode(p_tcd, p_dest, p_max_length,
1426 p_cstr_info, p_manager)) {
1427 return OPJ_FALSE;
1428 }
1429 /* FIXME _ProfStop(PGROUP_RATE); */
1430
1431 }
1432 /*--------------TIER2------------------*/
1433
1434 /* INDEX */
1435 if (p_cstr_info) {
1436 p_cstr_info->index_write = 1;
1437 }
1438 /* FIXME _ProfStart(PGROUP_T2); */
1439
1440 if (! opj_tcd_t2_encode(p_tcd, p_dest, p_data_written, p_max_length,
1441 p_cstr_info, p_manager)) {
1442 return OPJ_FALSE;
1443 }
1444 /* FIXME _ProfStop(PGROUP_T2); */
1445
1446 /*---------------CLEAN-------------------*/
1447
1448 return OPJ_TRUE;
1449 }
1450
opj_tcd_decode_tile(opj_tcd_t * p_tcd,OPJ_UINT32 win_x0,OPJ_UINT32 win_y0,OPJ_UINT32 win_x1,OPJ_UINT32 win_y1,OPJ_UINT32 numcomps_to_decode,const OPJ_UINT32 * comps_indices,OPJ_BYTE * p_src,OPJ_UINT32 p_max_length,OPJ_UINT32 p_tile_no,opj_codestream_index_t * p_cstr_index,opj_event_mgr_t * p_manager)1451 OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *p_tcd,
1452 OPJ_UINT32 win_x0,
1453 OPJ_UINT32 win_y0,
1454 OPJ_UINT32 win_x1,
1455 OPJ_UINT32 win_y1,
1456 OPJ_UINT32 numcomps_to_decode,
1457 const OPJ_UINT32 *comps_indices,
1458 OPJ_BYTE *p_src,
1459 OPJ_UINT32 p_max_length,
1460 OPJ_UINT32 p_tile_no,
1461 opj_codestream_index_t *p_cstr_index,
1462 opj_event_mgr_t *p_manager
1463 )
1464 {
1465 OPJ_UINT32 l_data_read;
1466 OPJ_UINT32 compno;
1467
1468 p_tcd->tcd_tileno = p_tile_no;
1469 p_tcd->tcp = &(p_tcd->cp->tcps[p_tile_no]);
1470 p_tcd->win_x0 = win_x0;
1471 p_tcd->win_y0 = win_y0;
1472 p_tcd->win_x1 = win_x1;
1473 p_tcd->win_y1 = win_y1;
1474 p_tcd->whole_tile_decoding = OPJ_TRUE;
1475
1476 opj_free(p_tcd->used_component);
1477 p_tcd->used_component = NULL;
1478
1479 if (numcomps_to_decode) {
1480 OPJ_BOOL* used_component = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
1481 p_tcd->image->numcomps);
1482 if (used_component == NULL) {
1483 return OPJ_FALSE;
1484 }
1485 for (compno = 0; compno < numcomps_to_decode; compno++) {
1486 used_component[ comps_indices[compno] ] = OPJ_TRUE;
1487 }
1488
1489 p_tcd->used_component = used_component;
1490 }
1491
1492 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1493 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1494 continue;
1495 }
1496
1497 if (!opj_tcd_is_whole_tilecomp_decoding(p_tcd, compno)) {
1498 p_tcd->whole_tile_decoding = OPJ_FALSE;
1499 break;
1500 }
1501 }
1502
1503 if (p_tcd->whole_tile_decoding) {
1504 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1505 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1506 opj_tcd_resolution_t *l_res = &
1507 (tilec->resolutions[tilec->minimum_num_resolutions - 1]);
1508 OPJ_SIZE_T l_data_size;
1509
1510 /* compute l_data_size with overflow check */
1511 OPJ_SIZE_T res_w = (OPJ_SIZE_T)(l_res->x1 - l_res->x0);
1512 OPJ_SIZE_T res_h = (OPJ_SIZE_T)(l_res->y1 - l_res->y0);
1513
1514 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1515 continue;
1516 }
1517
1518 /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */
1519 if (res_h > 0 && res_w > SIZE_MAX / res_h) {
1520 opj_event_msg(p_manager, EVT_ERROR,
1521 "Size of tile data exceeds system limits\n");
1522 return OPJ_FALSE;
1523 }
1524 l_data_size = res_w * res_h;
1525
1526 if (SIZE_MAX / sizeof(OPJ_UINT32) < l_data_size) {
1527 opj_event_msg(p_manager, EVT_ERROR,
1528 "Size of tile data exceeds system limits\n");
1529 return OPJ_FALSE;
1530 }
1531 l_data_size *= sizeof(OPJ_UINT32);
1532
1533 tilec->data_size_needed = l_data_size;
1534
1535 if (!opj_alloc_tile_component_data(tilec)) {
1536 opj_event_msg(p_manager, EVT_ERROR,
1537 "Size of tile data exceeds system limits\n");
1538 return OPJ_FALSE;
1539 }
1540 }
1541 } else {
1542 /* Compute restricted tile-component and tile-resolution coordinates */
1543 /* of the window of interest, but defer the memory allocation until */
1544 /* we know the resno_decoded */
1545 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1546 OPJ_UINT32 resno;
1547 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1548 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
1549
1550 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1551 continue;
1552 }
1553
1554 /* Compute the intersection of the area of interest, expressed in tile coordinates */
1555 /* with the tile coordinates */
1556 tilec->win_x0 = opj_uint_max(
1557 (OPJ_UINT32)tilec->x0,
1558 opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx));
1559 tilec->win_y0 = opj_uint_max(
1560 (OPJ_UINT32)tilec->y0,
1561 opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy));
1562 tilec->win_x1 = opj_uint_min(
1563 (OPJ_UINT32)tilec->x1,
1564 opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx));
1565 tilec->win_y1 = opj_uint_min(
1566 (OPJ_UINT32)tilec->y1,
1567 opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy));
1568 if (tilec->win_x1 < tilec->win_x0 ||
1569 tilec->win_y1 < tilec->win_y0) {
1570 /* We should not normally go there. The circumstance is when */
1571 /* the tile coordinates do not intersect the area of interest */
1572 /* Upper level logic should not even try to decode that tile */
1573 opj_event_msg(p_manager, EVT_ERROR,
1574 "Invalid tilec->win_xxx values\n");
1575 return OPJ_FALSE;
1576 }
1577
1578 for (resno = 0; resno < tilec->numresolutions; ++resno) {
1579 opj_tcd_resolution_t *res = tilec->resolutions + resno;
1580 res->win_x0 = opj_uint_ceildivpow2(tilec->win_x0,
1581 tilec->numresolutions - 1 - resno);
1582 res->win_y0 = opj_uint_ceildivpow2(tilec->win_y0,
1583 tilec->numresolutions - 1 - resno);
1584 res->win_x1 = opj_uint_ceildivpow2(tilec->win_x1,
1585 tilec->numresolutions - 1 - resno);
1586 res->win_y1 = opj_uint_ceildivpow2(tilec->win_y1,
1587 tilec->numresolutions - 1 - resno);
1588 }
1589 }
1590 }
1591
1592 #ifdef TODO_MSD /* FIXME */
1593 /* INDEX >> */
1594 if (p_cstr_info) {
1595 OPJ_UINT32 resno, compno, numprec = 0;
1596 for (compno = 0; compno < (OPJ_UINT32) p_cstr_info->numcomps; compno++) {
1597 opj_tcp_t *tcp = &p_tcd->cp->tcps[0];
1598 opj_tccp_t *tccp = &tcp->tccps[compno];
1599 opj_tcd_tilecomp_t *tilec_idx = &p_tcd->tcd_image->tiles->comps[compno];
1600 for (resno = 0; resno < tilec_idx->numresolutions; resno++) {
1601 opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[resno];
1602 p_cstr_info->tile[p_tile_no].pw[resno] = res_idx->pw;
1603 p_cstr_info->tile[p_tile_no].ph[resno] = res_idx->ph;
1604 numprec += res_idx->pw * res_idx->ph;
1605 p_cstr_info->tile[p_tile_no].pdx[resno] = tccp->prcw[resno];
1606 p_cstr_info->tile[p_tile_no].pdy[resno] = tccp->prch[resno];
1607 }
1608 }
1609 p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t *) opj_malloc(
1610 p_cstr_info->numlayers * numprec * sizeof(opj_packet_info_t));
1611 p_cstr_info->packno = 0;
1612 }
1613 /* << INDEX */
1614 #endif
1615
1616 /*--------------TIER2------------------*/
1617 /* FIXME _ProfStart(PGROUP_T2); */
1618 l_data_read = 0;
1619 if (! opj_tcd_t2_decode(p_tcd, p_src, &l_data_read, p_max_length, p_cstr_index,
1620 p_manager)) {
1621 return OPJ_FALSE;
1622 }
1623 /* FIXME _ProfStop(PGROUP_T2); */
1624
1625 /*------------------TIER1-----------------*/
1626
1627 /* FIXME _ProfStart(PGROUP_T1); */
1628 if (! opj_tcd_t1_decode(p_tcd, p_manager)) {
1629 return OPJ_FALSE;
1630 }
1631 /* FIXME _ProfStop(PGROUP_T1); */
1632
1633
1634 /* For subtile decoding, now we know the resno_decoded, we can allocate */
1635 /* the tile data buffer */
1636 if (!p_tcd->whole_tile_decoding) {
1637 for (compno = 0; compno < p_tcd->image->numcomps; compno++) {
1638 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
1639 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
1640 opj_tcd_resolution_t *res = tilec->resolutions + image_comp->resno_decoded;
1641 OPJ_SIZE_T w = res->win_x1 - res->win_x0;
1642 OPJ_SIZE_T h = res->win_y1 - res->win_y0;
1643 OPJ_SIZE_T l_data_size;
1644
1645 opj_image_data_free(tilec->data_win);
1646 tilec->data_win = NULL;
1647
1648 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1649 continue;
1650 }
1651
1652 if (w > 0 && h > 0) {
1653 if (w > SIZE_MAX / h) {
1654 opj_event_msg(p_manager, EVT_ERROR,
1655 "Size of tile data exceeds system limits\n");
1656 return OPJ_FALSE;
1657 }
1658 l_data_size = w * h;
1659 if (l_data_size > SIZE_MAX / sizeof(OPJ_INT32)) {
1660 opj_event_msg(p_manager, EVT_ERROR,
1661 "Size of tile data exceeds system limits\n");
1662 return OPJ_FALSE;
1663 }
1664 l_data_size *= sizeof(OPJ_INT32);
1665
1666 tilec->data_win = (OPJ_INT32*) opj_image_data_alloc(l_data_size);
1667 if (tilec->data_win == NULL) {
1668 opj_event_msg(p_manager, EVT_ERROR,
1669 "Size of tile data exceeds system limits\n");
1670 return OPJ_FALSE;
1671 }
1672 }
1673 }
1674 }
1675
1676 /*----------------DWT---------------------*/
1677
1678 /* FIXME _ProfStart(PGROUP_DWT); */
1679 if
1680 (! opj_tcd_dwt_decode(p_tcd)) {
1681 return OPJ_FALSE;
1682 }
1683 /* FIXME _ProfStop(PGROUP_DWT); */
1684
1685 /*----------------MCT-------------------*/
1686 /* FIXME _ProfStart(PGROUP_MCT); */
1687 if
1688 (! opj_tcd_mct_decode(p_tcd, p_manager)) {
1689 return OPJ_FALSE;
1690 }
1691 /* FIXME _ProfStop(PGROUP_MCT); */
1692
1693 /* FIXME _ProfStart(PGROUP_DC_SHIFT); */
1694 if
1695 (! opj_tcd_dc_level_shift_decode(p_tcd)) {
1696 return OPJ_FALSE;
1697 }
1698 /* FIXME _ProfStop(PGROUP_DC_SHIFT); */
1699
1700
1701 /*---------------TILE-------------------*/
1702 return OPJ_TRUE;
1703 }
1704
opj_tcd_update_tile_data(opj_tcd_t * p_tcd,OPJ_BYTE * p_dest,OPJ_UINT32 p_dest_length)1705 OPJ_BOOL opj_tcd_update_tile_data(opj_tcd_t *p_tcd,
1706 OPJ_BYTE * p_dest,
1707 OPJ_UINT32 p_dest_length
1708 )
1709 {
1710 OPJ_UINT32 i, j, k, l_data_size = 0;
1711 opj_image_comp_t * l_img_comp = 00;
1712 opj_tcd_tilecomp_t * l_tilec = 00;
1713 opj_tcd_resolution_t * l_res;
1714 OPJ_UINT32 l_size_comp, l_remaining;
1715 OPJ_UINT32 l_stride, l_width, l_height;
1716
1717 l_data_size = opj_tcd_get_decoded_tile_size(p_tcd, OPJ_TRUE);
1718 if (l_data_size == UINT_MAX || l_data_size > p_dest_length) {
1719 return OPJ_FALSE;
1720 }
1721
1722 l_tilec = p_tcd->tcd_image->tiles->comps;
1723 l_img_comp = p_tcd->image->comps;
1724
1725 for (i = 0; i < p_tcd->image->numcomps; ++i) {
1726 const OPJ_INT32* l_src_data;
1727 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
1728 l_remaining = l_img_comp->prec & 7; /* (%8) */
1729 l_res = l_tilec->resolutions + l_img_comp->resno_decoded;
1730 if (p_tcd->whole_tile_decoding) {
1731 l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0);
1732 l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0);
1733 l_stride = (OPJ_UINT32)(l_tilec->resolutions[l_tilec->minimum_num_resolutions -
1734 1].x1 -
1735 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0) - l_width;
1736 l_src_data = l_tilec->data;
1737 } else {
1738 l_width = l_res->win_x1 - l_res->win_x0;
1739 l_height = l_res->win_y1 - l_res->win_y0;
1740 l_stride = 0;
1741 l_src_data = l_tilec->data_win;
1742 }
1743
1744 if (l_remaining) {
1745 ++l_size_comp;
1746 }
1747
1748 if (l_size_comp == 3) {
1749 l_size_comp = 4;
1750 }
1751
1752 switch (l_size_comp) {
1753 case 1: {
1754 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR *) p_dest;
1755 const OPJ_INT32 * l_src_ptr = l_src_data;
1756
1757 if (l_img_comp->sgnd) {
1758 for (j = 0; j < l_height; ++j) {
1759 for (k = 0; k < l_width; ++k) {
1760 *(l_dest_ptr++) = (OPJ_CHAR)(*(l_src_ptr++));
1761 }
1762 l_src_ptr += l_stride;
1763 }
1764 } else {
1765 for (j = 0; j < l_height; ++j) {
1766 for (k = 0; k < l_width; ++k) {
1767 *(l_dest_ptr++) = (OPJ_CHAR)((*(l_src_ptr++)) & 0xff);
1768 }
1769 l_src_ptr += l_stride;
1770 }
1771 }
1772
1773 p_dest = (OPJ_BYTE *)l_dest_ptr;
1774 }
1775 break;
1776 case 2: {
1777 const OPJ_INT32 * l_src_ptr = l_src_data;
1778 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_dest;
1779
1780 if (l_img_comp->sgnd) {
1781 for (j = 0; j < l_height; ++j) {
1782 for (k = 0; k < l_width; ++k) {
1783 OPJ_INT16 val = (OPJ_INT16)(*(l_src_ptr++));
1784 memcpy(l_dest_ptr, &val, sizeof(val));
1785 l_dest_ptr ++;
1786 }
1787 l_src_ptr += l_stride;
1788 }
1789 } else {
1790 for (j = 0; j < l_height; ++j) {
1791 for (k = 0; k < l_width; ++k) {
1792 OPJ_INT16 val = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
1793 memcpy(l_dest_ptr, &val, sizeof(val));
1794 l_dest_ptr ++;
1795 }
1796 l_src_ptr += l_stride;
1797 }
1798 }
1799
1800 p_dest = (OPJ_BYTE*) l_dest_ptr;
1801 }
1802 break;
1803 case 4: {
1804 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_dest;
1805 const OPJ_INT32 * l_src_ptr = l_src_data;
1806
1807 for (j = 0; j < l_height; ++j) {
1808 memcpy(l_dest_ptr, l_src_ptr, l_width * sizeof(OPJ_INT32));
1809 l_dest_ptr += l_width;
1810 l_src_ptr += l_width + l_stride;
1811 }
1812
1813 p_dest = (OPJ_BYTE*) l_dest_ptr;
1814 }
1815 break;
1816 }
1817
1818 ++l_img_comp;
1819 ++l_tilec;
1820 }
1821
1822 return OPJ_TRUE;
1823 }
1824
1825
1826
1827
opj_tcd_free_tile(opj_tcd_t * p_tcd)1828 static void opj_tcd_free_tile(opj_tcd_t *p_tcd)
1829 {
1830 OPJ_UINT32 compno, resno, bandno, precno;
1831 opj_tcd_tile_t *l_tile = 00;
1832 opj_tcd_tilecomp_t *l_tile_comp = 00;
1833 opj_tcd_resolution_t *l_res = 00;
1834 opj_tcd_band_t *l_band = 00;
1835 opj_tcd_precinct_t *l_precinct = 00;
1836 OPJ_UINT32 l_nb_resolutions, l_nb_precincts;
1837 void (* l_tcd_code_block_deallocate)(opj_tcd_precinct_t *) = 00;
1838
1839 if (! p_tcd) {
1840 return;
1841 }
1842
1843 if (! p_tcd->tcd_image) {
1844 return;
1845 }
1846
1847 if (p_tcd->m_is_decoder) {
1848 l_tcd_code_block_deallocate = opj_tcd_code_block_dec_deallocate;
1849 } else {
1850 l_tcd_code_block_deallocate = opj_tcd_code_block_enc_deallocate;
1851 }
1852
1853 l_tile = p_tcd->tcd_image->tiles;
1854 if (! l_tile) {
1855 return;
1856 }
1857
1858 l_tile_comp = l_tile->comps;
1859
1860 for (compno = 0; compno < l_tile->numcomps; ++compno) {
1861 l_res = l_tile_comp->resolutions;
1862 if (l_res) {
1863
1864 l_nb_resolutions = l_tile_comp->resolutions_size / (OPJ_UINT32)sizeof(
1865 opj_tcd_resolution_t);
1866 for (resno = 0; resno < l_nb_resolutions; ++resno) {
1867 l_band = l_res->bands;
1868 for (bandno = 0; bandno < 3; ++bandno) {
1869 l_precinct = l_band->precincts;
1870 if (l_precinct) {
1871
1872 l_nb_precincts = l_band->precincts_data_size / (OPJ_UINT32)sizeof(
1873 opj_tcd_precinct_t);
1874 for (precno = 0; precno < l_nb_precincts; ++precno) {
1875 opj_tgt_destroy(l_precinct->incltree);
1876 l_precinct->incltree = 00;
1877 opj_tgt_destroy(l_precinct->imsbtree);
1878 l_precinct->imsbtree = 00;
1879 (*l_tcd_code_block_deallocate)(l_precinct);
1880 ++l_precinct;
1881 }
1882
1883 opj_free(l_band->precincts);
1884 l_band->precincts = 00;
1885 }
1886 ++l_band;
1887 } /* for (resno */
1888 ++l_res;
1889 }
1890
1891 opj_free(l_tile_comp->resolutions);
1892 l_tile_comp->resolutions = 00;
1893 }
1894
1895 if (l_tile_comp->ownsData && l_tile_comp->data) {
1896 opj_image_data_free(l_tile_comp->data);
1897 l_tile_comp->data = 00;
1898 l_tile_comp->ownsData = 0;
1899 l_tile_comp->data_size = 0;
1900 l_tile_comp->data_size_needed = 0;
1901 }
1902
1903 opj_image_data_free(l_tile_comp->data_win);
1904
1905 ++l_tile_comp;
1906 }
1907
1908 opj_free(l_tile->comps);
1909 l_tile->comps = 00;
1910 opj_free(p_tcd->tcd_image->tiles);
1911 p_tcd->tcd_image->tiles = 00;
1912 }
1913
1914
opj_tcd_t2_decode(opj_tcd_t * p_tcd,OPJ_BYTE * p_src_data,OPJ_UINT32 * p_data_read,OPJ_UINT32 p_max_src_size,opj_codestream_index_t * p_cstr_index,opj_event_mgr_t * p_manager)1915 static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd,
1916 OPJ_BYTE * p_src_data,
1917 OPJ_UINT32 * p_data_read,
1918 OPJ_UINT32 p_max_src_size,
1919 opj_codestream_index_t *p_cstr_index,
1920 opj_event_mgr_t *p_manager
1921 )
1922 {
1923 opj_t2_t * l_t2;
1924
1925 l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp);
1926 if (l_t2 == 00) {
1927 return OPJ_FALSE;
1928 }
1929
1930 if (! opj_t2_decode_packets(
1931 p_tcd,
1932 l_t2,
1933 p_tcd->tcd_tileno,
1934 p_tcd->tcd_image->tiles,
1935 p_src_data,
1936 p_data_read,
1937 p_max_src_size,
1938 p_cstr_index,
1939 p_manager)) {
1940 opj_t2_destroy(l_t2);
1941 return OPJ_FALSE;
1942 }
1943
1944 opj_t2_destroy(l_t2);
1945
1946 /*---------------CLEAN-------------------*/
1947 return OPJ_TRUE;
1948 }
1949
opj_tcd_t1_decode(opj_tcd_t * p_tcd,opj_event_mgr_t * p_manager)1950 static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager)
1951 {
1952 OPJ_UINT32 compno;
1953 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
1954 opj_tcd_tilecomp_t* l_tile_comp = l_tile->comps;
1955 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
1956 volatile OPJ_BOOL ret = OPJ_TRUE;
1957 OPJ_BOOL check_pterm = OPJ_FALSE;
1958 opj_mutex_t* p_manager_mutex = NULL;
1959
1960 p_manager_mutex = opj_mutex_create();
1961
1962 /* Only enable PTERM check if we decode all layers */
1963 if (p_tcd->tcp->num_layers_to_decode == p_tcd->tcp->numlayers &&
1964 (l_tccp->cblksty & J2K_CCP_CBLKSTY_PTERM) != 0) {
1965 check_pterm = OPJ_TRUE;
1966 }
1967
1968 for (compno = 0; compno < l_tile->numcomps;
1969 ++compno, ++l_tile_comp, ++l_tccp) {
1970 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
1971 continue;
1972 }
1973
1974 opj_t1_decode_cblks(p_tcd, &ret, l_tile_comp, l_tccp,
1975 p_manager, p_manager_mutex, check_pterm);
1976 if (!ret) {
1977 break;
1978 }
1979 }
1980
1981 opj_thread_pool_wait_completion(p_tcd->thread_pool, 0);
1982 if (p_manager_mutex) {
1983 opj_mutex_destroy(p_manager_mutex);
1984 }
1985 return ret;
1986 }
1987
1988
opj_tcd_dwt_decode(opj_tcd_t * p_tcd)1989 static OPJ_BOOL opj_tcd_dwt_decode(opj_tcd_t *p_tcd)
1990 {
1991 OPJ_UINT32 compno;
1992 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
1993 opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps;
1994 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
1995 opj_image_comp_t * l_img_comp = p_tcd->image->comps;
1996
1997 for (compno = 0; compno < l_tile->numcomps;
1998 compno++, ++l_tile_comp, ++l_img_comp, ++l_tccp) {
1999 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2000 continue;
2001 }
2002
2003 if (l_tccp->qmfbid == 1) {
2004 if (! opj_dwt_decode(p_tcd, l_tile_comp,
2005 l_img_comp->resno_decoded + 1)) {
2006 return OPJ_FALSE;
2007 }
2008 } else {
2009 if (! opj_dwt_decode_real(p_tcd, l_tile_comp,
2010 l_img_comp->resno_decoded + 1)) {
2011 return OPJ_FALSE;
2012 }
2013 }
2014
2015 }
2016
2017 return OPJ_TRUE;
2018 }
2019
opj_tcd_mct_decode(opj_tcd_t * p_tcd,opj_event_mgr_t * p_manager)2020 static OPJ_BOOL opj_tcd_mct_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager)
2021 {
2022 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2023 opj_tcp_t * l_tcp = p_tcd->tcp;
2024 opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps;
2025 OPJ_UINT32 l_samples, i;
2026
2027 if (l_tcp->mct == 0 || p_tcd->used_component != NULL) {
2028 return OPJ_TRUE;
2029 }
2030
2031 if (p_tcd->whole_tile_decoding) {
2032 opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions +
2033 l_tile_comp->minimum_num_resolutions - 1;
2034
2035 /* A bit inefficient: we process more data than needed if */
2036 /* resno_decoded < l_tile_comp->minimum_num_resolutions-1, */
2037 /* but we would need to take into account a stride then */
2038 l_samples = (OPJ_UINT32)((res_comp0->x1 - res_comp0->x0) *
2039 (res_comp0->y1 - res_comp0->y0));
2040 if (l_tile->numcomps >= 3) {
2041 if (l_tile_comp->minimum_num_resolutions !=
2042 l_tile->comps[1].minimum_num_resolutions ||
2043 l_tile_comp->minimum_num_resolutions !=
2044 l_tile->comps[2].minimum_num_resolutions) {
2045 opj_event_msg(p_manager, EVT_ERROR,
2046 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2047 return OPJ_FALSE;
2048 }
2049 }
2050 if (l_tile->numcomps >= 3) {
2051 opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions +
2052 l_tile_comp->minimum_num_resolutions - 1;
2053 opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions +
2054 l_tile_comp->minimum_num_resolutions - 1;
2055 /* testcase 1336.pdf.asan.47.376 */
2056 if (p_tcd->image->comps[0].resno_decoded !=
2057 p_tcd->image->comps[1].resno_decoded ||
2058 p_tcd->image->comps[0].resno_decoded !=
2059 p_tcd->image->comps[2].resno_decoded ||
2060 (OPJ_SIZE_T)(res_comp1->x1 - res_comp1->x0) *
2061 (OPJ_SIZE_T)(res_comp1->y1 - res_comp1->y0) != l_samples ||
2062 (OPJ_SIZE_T)(res_comp2->x1 - res_comp2->x0) *
2063 (OPJ_SIZE_T)(res_comp2->y1 - res_comp2->y0) != l_samples) {
2064 opj_event_msg(p_manager, EVT_ERROR,
2065 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2066 return OPJ_FALSE;
2067 }
2068 }
2069 } else {
2070 opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions +
2071 p_tcd->image->comps[0].resno_decoded;
2072
2073 l_samples = (res_comp0->win_x1 - res_comp0->win_x0) *
2074 (res_comp0->win_y1 - res_comp0->win_y0);
2075 if (l_tile->numcomps >= 3) {
2076 opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions +
2077 p_tcd->image->comps[1].resno_decoded;
2078 opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions +
2079 p_tcd->image->comps[2].resno_decoded;
2080 /* testcase 1336.pdf.asan.47.376 */
2081 if (p_tcd->image->comps[0].resno_decoded !=
2082 p_tcd->image->comps[1].resno_decoded ||
2083 p_tcd->image->comps[0].resno_decoded !=
2084 p_tcd->image->comps[2].resno_decoded ||
2085 (OPJ_SIZE_T)(res_comp1->win_x1 - res_comp1->win_x0) *
2086 (OPJ_SIZE_T)(res_comp1->win_y1 - res_comp1->win_y0) != l_samples ||
2087 (OPJ_SIZE_T)(res_comp2->win_x1 - res_comp2->win_x0) *
2088 (OPJ_SIZE_T)(res_comp2->win_y1 - res_comp2->win_y0) != l_samples) {
2089 opj_event_msg(p_manager, EVT_ERROR,
2090 "Tiles don't all have the same dimension. Skip the MCT step.\n");
2091 return OPJ_FALSE;
2092 }
2093 }
2094 }
2095
2096 if (l_tile->numcomps >= 3) {
2097 if (l_tcp->mct == 2) {
2098 OPJ_BYTE ** l_data;
2099
2100 if (! l_tcp->m_mct_decoding_matrix) {
2101 return OPJ_TRUE;
2102 }
2103
2104 l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps * sizeof(OPJ_BYTE*));
2105 if (! l_data) {
2106 return OPJ_FALSE;
2107 }
2108
2109 for (i = 0; i < l_tile->numcomps; ++i) {
2110 if (p_tcd->whole_tile_decoding) {
2111 l_data[i] = (OPJ_BYTE*) l_tile_comp->data;
2112 } else {
2113 l_data[i] = (OPJ_BYTE*) l_tile_comp->data_win;
2114 }
2115 ++l_tile_comp;
2116 }
2117
2118 if (! opj_mct_decode_custom(/* MCT data */
2119 (OPJ_BYTE*) l_tcp->m_mct_decoding_matrix,
2120 /* size of components */
2121 l_samples,
2122 /* components */
2123 l_data,
2124 /* nb of components (i.e. size of pData) */
2125 l_tile->numcomps,
2126 /* tells if the data is signed */
2127 p_tcd->image->comps->sgnd)) {
2128 opj_free(l_data);
2129 return OPJ_FALSE;
2130 }
2131
2132 opj_free(l_data);
2133 } else {
2134 if (l_tcp->tccps->qmfbid == 1) {
2135 if (p_tcd->whole_tile_decoding) {
2136 opj_mct_decode(l_tile->comps[0].data,
2137 l_tile->comps[1].data,
2138 l_tile->comps[2].data,
2139 l_samples);
2140 } else {
2141 opj_mct_decode(l_tile->comps[0].data_win,
2142 l_tile->comps[1].data_win,
2143 l_tile->comps[2].data_win,
2144 l_samples);
2145 }
2146 } else {
2147 if (p_tcd->whole_tile_decoding) {
2148 opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data,
2149 (OPJ_FLOAT32*)l_tile->comps[1].data,
2150 (OPJ_FLOAT32*)l_tile->comps[2].data,
2151 l_samples);
2152 } else {
2153 opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data_win,
2154 (OPJ_FLOAT32*)l_tile->comps[1].data_win,
2155 (OPJ_FLOAT32*)l_tile->comps[2].data_win,
2156 l_samples);
2157 }
2158 }
2159 }
2160 } else {
2161 opj_event_msg(p_manager, EVT_ERROR,
2162 "Number of components (%d) is inconsistent with a MCT. Skip the MCT step.\n",
2163 l_tile->numcomps);
2164 }
2165
2166 return OPJ_TRUE;
2167 }
2168
2169
opj_tcd_dc_level_shift_decode(opj_tcd_t * p_tcd)2170 static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd)
2171 {
2172 OPJ_UINT32 compno;
2173 opj_tcd_tilecomp_t * l_tile_comp = 00;
2174 opj_tccp_t * l_tccp = 00;
2175 opj_image_comp_t * l_img_comp = 00;
2176 opj_tcd_resolution_t* l_res = 00;
2177 opj_tcd_tile_t * l_tile;
2178 OPJ_UINT32 l_width, l_height, i, j;
2179 OPJ_INT32 * l_current_ptr;
2180 OPJ_INT32 l_min, l_max;
2181 OPJ_UINT32 l_stride;
2182
2183 l_tile = p_tcd->tcd_image->tiles;
2184 l_tile_comp = l_tile->comps;
2185 l_tccp = p_tcd->tcp->tccps;
2186 l_img_comp = p_tcd->image->comps;
2187
2188 for (compno = 0; compno < l_tile->numcomps;
2189 compno++, ++l_img_comp, ++l_tccp, ++l_tile_comp) {
2190
2191 if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) {
2192 continue;
2193 }
2194
2195 l_res = l_tile_comp->resolutions + l_img_comp->resno_decoded;
2196
2197 if (!p_tcd->whole_tile_decoding) {
2198 l_width = l_res->win_x1 - l_res->win_x0;
2199 l_height = l_res->win_y1 - l_res->win_y0;
2200 l_stride = 0;
2201 l_current_ptr = l_tile_comp->data_win;
2202 } else {
2203 l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0);
2204 l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0);
2205 l_stride = (OPJ_UINT32)(
2206 l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x1 -
2207 l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x0)
2208 - l_width;
2209 l_current_ptr = l_tile_comp->data;
2210
2211 assert(l_height == 0 ||
2212 l_width + l_stride <= l_tile_comp->data_size / l_height); /*MUPDF*/
2213 }
2214
2215 if (l_img_comp->sgnd) {
2216 l_min = -(1 << (l_img_comp->prec - 1));
2217 l_max = (1 << (l_img_comp->prec - 1)) - 1;
2218 } else {
2219 l_min = 0;
2220 l_max = (OPJ_INT32)((1U << l_img_comp->prec) - 1);
2221 }
2222
2223
2224 if (l_tccp->qmfbid == 1) {
2225 for (j = 0; j < l_height; ++j) {
2226 for (i = 0; i < l_width; ++i) {
2227 /* TODO: do addition on int64 ? */
2228 *l_current_ptr = opj_int_clamp(*l_current_ptr + l_tccp->m_dc_level_shift, l_min,
2229 l_max);
2230 ++l_current_ptr;
2231 }
2232 l_current_ptr += l_stride;
2233 }
2234 } else {
2235 for (j = 0; j < l_height; ++j) {
2236 for (i = 0; i < l_width; ++i) {
2237 OPJ_FLOAT32 l_value = *((OPJ_FLOAT32 *) l_current_ptr);
2238 if (l_value > INT_MAX) {
2239 *l_current_ptr = l_max;
2240 } else if (l_value < INT_MIN) {
2241 *l_current_ptr = l_min;
2242 } else {
2243 /* Do addition on int64 to avoid overflows */
2244 OPJ_INT64 l_value_int = (OPJ_INT64)opj_lrintf(l_value);
2245 *l_current_ptr = (OPJ_INT32)opj_int64_clamp(
2246 l_value_int + l_tccp->m_dc_level_shift, l_min, l_max);
2247 }
2248 ++l_current_ptr;
2249 }
2250 l_current_ptr += l_stride;
2251 }
2252 }
2253 }
2254
2255 return OPJ_TRUE;
2256 }
2257
2258
2259
2260 /**
2261 * Deallocates the encoding data of the given precinct.
2262 */
opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct)2263 static void opj_tcd_code_block_dec_deallocate(opj_tcd_precinct_t * p_precinct)
2264 {
2265 OPJ_UINT32 cblkno, l_nb_code_blocks;
2266
2267 opj_tcd_cblk_dec_t * l_code_block = p_precinct->cblks.dec;
2268 if (l_code_block) {
2269 /*fprintf(stderr,"deallocate codeblock:{\n");*/
2270 /*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);*/
2271 /*fprintf(stderr,"\t numbps=%d, numlenbits=%d, len=%d, numnewpasses=%d, real_num_segs=%d, m_current_max_segs=%d\n ",
2272 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 );*/
2273
2274
2275 l_nb_code_blocks = p_precinct->block_size / (OPJ_UINT32)sizeof(
2276 opj_tcd_cblk_dec_t);
2277 /*fprintf(stderr,"nb_code_blocks =%d\t}\n", l_nb_code_blocks);*/
2278
2279 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
2280
2281 if (l_code_block->segs) {
2282 opj_free(l_code_block->segs);
2283 l_code_block->segs = 00;
2284 }
2285
2286 if (l_code_block->chunks) {
2287 opj_free(l_code_block->chunks);
2288 l_code_block->chunks = 00;
2289 }
2290
2291 opj_aligned_free(l_code_block->decoded_data);
2292 l_code_block->decoded_data = NULL;
2293
2294 ++l_code_block;
2295 }
2296
2297 opj_free(p_precinct->cblks.dec);
2298 p_precinct->cblks.dec = 00;
2299 }
2300 }
2301
2302 /**
2303 * Deallocates the encoding data of the given precinct.
2304 */
opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct)2305 static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct)
2306 {
2307 OPJ_UINT32 cblkno, l_nb_code_blocks;
2308
2309 opj_tcd_cblk_enc_t * l_code_block = p_precinct->cblks.enc;
2310 if (l_code_block) {
2311 l_nb_code_blocks = p_precinct->block_size / (OPJ_UINT32)sizeof(
2312 opj_tcd_cblk_enc_t);
2313
2314 for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
2315 if (l_code_block->data) {
2316 /* We refer to data - 1 since below we incremented it */
2317 /* in opj_tcd_code_block_enc_allocate_data() */
2318 opj_free(l_code_block->data - 1);
2319 l_code_block->data = 00;
2320 }
2321
2322 if (l_code_block->layers) {
2323 opj_free(l_code_block->layers);
2324 l_code_block->layers = 00;
2325 }
2326
2327 if (l_code_block->passes) {
2328 opj_free(l_code_block->passes);
2329 l_code_block->passes = 00;
2330 }
2331 ++l_code_block;
2332 }
2333
2334 opj_free(p_precinct->cblks.enc);
2335
2336 p_precinct->cblks.enc = 00;
2337 }
2338 }
2339
opj_tcd_get_encoded_tile_size(opj_tcd_t * p_tcd)2340 OPJ_SIZE_T opj_tcd_get_encoded_tile_size(opj_tcd_t *p_tcd)
2341 {
2342 OPJ_UINT32 i;
2343 OPJ_SIZE_T l_data_size = 0;
2344 opj_image_comp_t * l_img_comp = 00;
2345 opj_tcd_tilecomp_t * l_tilec = 00;
2346 OPJ_UINT32 l_size_comp, l_remaining;
2347
2348 l_tilec = p_tcd->tcd_image->tiles->comps;
2349 l_img_comp = p_tcd->image->comps;
2350 for (i = 0; i < p_tcd->image->numcomps; ++i) {
2351 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
2352 l_remaining = l_img_comp->prec & 7; /* (%8) */
2353
2354 if (l_remaining) {
2355 ++l_size_comp;
2356 }
2357
2358 if (l_size_comp == 3) {
2359 l_size_comp = 4;
2360 }
2361
2362 l_data_size += l_size_comp * ((OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0) *
2363 (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0));
2364 ++l_img_comp;
2365 ++l_tilec;
2366 }
2367
2368 return l_data_size;
2369 }
2370
opj_tcd_dc_level_shift_encode(opj_tcd_t * p_tcd)2371 static OPJ_BOOL opj_tcd_dc_level_shift_encode(opj_tcd_t *p_tcd)
2372 {
2373 OPJ_UINT32 compno;
2374 opj_tcd_tilecomp_t * l_tile_comp = 00;
2375 opj_tccp_t * l_tccp = 00;
2376 opj_image_comp_t * l_img_comp = 00;
2377 opj_tcd_tile_t * l_tile;
2378 OPJ_SIZE_T l_nb_elem, i;
2379 OPJ_INT32 * l_current_ptr;
2380
2381 l_tile = p_tcd->tcd_image->tiles;
2382 l_tile_comp = l_tile->comps;
2383 l_tccp = p_tcd->tcp->tccps;
2384 l_img_comp = p_tcd->image->comps;
2385
2386 for (compno = 0; compno < l_tile->numcomps; compno++) {
2387 l_current_ptr = l_tile_comp->data;
2388 l_nb_elem = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) *
2389 (OPJ_SIZE_T)(l_tile_comp->y1 - l_tile_comp->y0);
2390
2391 if (l_tccp->qmfbid == 1) {
2392 for (i = 0; i < l_nb_elem; ++i) {
2393 *l_current_ptr -= l_tccp->m_dc_level_shift ;
2394 ++l_current_ptr;
2395 }
2396 } else {
2397 for (i = 0; i < l_nb_elem; ++i) {
2398 *l_current_ptr = (*l_current_ptr - l_tccp->m_dc_level_shift) * (1 << 11);
2399 ++l_current_ptr;
2400 }
2401 }
2402
2403 ++l_img_comp;
2404 ++l_tccp;
2405 ++l_tile_comp;
2406 }
2407
2408 return OPJ_TRUE;
2409 }
2410
opj_tcd_mct_encode(opj_tcd_t * p_tcd)2411 static OPJ_BOOL opj_tcd_mct_encode(opj_tcd_t *p_tcd)
2412 {
2413 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2414 opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps;
2415 OPJ_SIZE_T samples = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) *
2416 (OPJ_SIZE_T)(l_tile_comp->y1 - l_tile_comp->y0);
2417 OPJ_UINT32 i;
2418 OPJ_BYTE ** l_data = 00;
2419 opj_tcp_t * l_tcp = p_tcd->tcp;
2420
2421 if (!p_tcd->tcp->mct) {
2422 return OPJ_TRUE;
2423 }
2424
2425 if (p_tcd->tcp->mct == 2) {
2426 if (! p_tcd->tcp->m_mct_coding_matrix) {
2427 return OPJ_TRUE;
2428 }
2429
2430 l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps * sizeof(OPJ_BYTE*));
2431 if (! l_data) {
2432 return OPJ_FALSE;
2433 }
2434
2435 for (i = 0; i < l_tile->numcomps; ++i) {
2436 l_data[i] = (OPJ_BYTE*) l_tile_comp->data;
2437 ++l_tile_comp;
2438 }
2439
2440 if (! opj_mct_encode_custom(/* MCT data */
2441 (OPJ_BYTE*) p_tcd->tcp->m_mct_coding_matrix,
2442 /* size of components */
2443 samples,
2444 /* components */
2445 l_data,
2446 /* nb of components (i.e. size of pData) */
2447 l_tile->numcomps,
2448 /* tells if the data is signed */
2449 p_tcd->image->comps->sgnd)) {
2450 opj_free(l_data);
2451 return OPJ_FALSE;
2452 }
2453
2454 opj_free(l_data);
2455 } else if (l_tcp->tccps->qmfbid == 0) {
2456 opj_mct_encode_real(l_tile->comps[0].data, l_tile->comps[1].data,
2457 l_tile->comps[2].data, samples);
2458 } else {
2459 opj_mct_encode(l_tile->comps[0].data, l_tile->comps[1].data,
2460 l_tile->comps[2].data, samples);
2461 }
2462
2463 return OPJ_TRUE;
2464 }
2465
opj_tcd_dwt_encode(opj_tcd_t * p_tcd)2466 static OPJ_BOOL opj_tcd_dwt_encode(opj_tcd_t *p_tcd)
2467 {
2468 opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles;
2469 opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps;
2470 opj_tccp_t * l_tccp = p_tcd->tcp->tccps;
2471 OPJ_UINT32 compno;
2472
2473 for (compno = 0; compno < l_tile->numcomps; ++compno) {
2474 if (l_tccp->qmfbid == 1) {
2475 if (! opj_dwt_encode(l_tile_comp)) {
2476 return OPJ_FALSE;
2477 }
2478 } else if (l_tccp->qmfbid == 0) {
2479 if (! opj_dwt_encode_real(l_tile_comp)) {
2480 return OPJ_FALSE;
2481 }
2482 }
2483
2484 ++l_tile_comp;
2485 ++l_tccp;
2486 }
2487
2488 return OPJ_TRUE;
2489 }
2490
opj_tcd_t1_encode(opj_tcd_t * p_tcd)2491 static OPJ_BOOL opj_tcd_t1_encode(opj_tcd_t *p_tcd)
2492 {
2493 opj_t1_t * l_t1;
2494 const OPJ_FLOAT64 * l_mct_norms;
2495 OPJ_UINT32 l_mct_numcomps = 0U;
2496 opj_tcp_t * l_tcp = p_tcd->tcp;
2497
2498 l_t1 = opj_t1_create(OPJ_TRUE);
2499 if (l_t1 == 00) {
2500 return OPJ_FALSE;
2501 }
2502
2503 if (l_tcp->mct == 1) {
2504 l_mct_numcomps = 3U;
2505 /* irreversible encoding */
2506 if (l_tcp->tccps->qmfbid == 0) {
2507 l_mct_norms = opj_mct_get_mct_norms_real();
2508 } else {
2509 l_mct_norms = opj_mct_get_mct_norms();
2510 }
2511 } else {
2512 l_mct_numcomps = p_tcd->image->numcomps;
2513 l_mct_norms = (const OPJ_FLOAT64 *)(l_tcp->mct_norms);
2514 }
2515
2516 if (! opj_t1_encode_cblks(l_t1, p_tcd->tcd_image->tiles, l_tcp, l_mct_norms,
2517 l_mct_numcomps)) {
2518 opj_t1_destroy(l_t1);
2519 return OPJ_FALSE;
2520 }
2521
2522 opj_t1_destroy(l_t1);
2523
2524 return OPJ_TRUE;
2525 }
2526
opj_tcd_t2_encode(opj_tcd_t * p_tcd,OPJ_BYTE * p_dest_data,OPJ_UINT32 * p_data_written,OPJ_UINT32 p_max_dest_size,opj_codestream_info_t * p_cstr_info,opj_event_mgr_t * p_manager)2527 static OPJ_BOOL opj_tcd_t2_encode(opj_tcd_t *p_tcd,
2528 OPJ_BYTE * p_dest_data,
2529 OPJ_UINT32 * p_data_written,
2530 OPJ_UINT32 p_max_dest_size,
2531 opj_codestream_info_t *p_cstr_info,
2532 opj_event_mgr_t *p_manager)
2533 {
2534 opj_t2_t * l_t2;
2535
2536 l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp);
2537 if (l_t2 == 00) {
2538 return OPJ_FALSE;
2539 }
2540
2541 if (! opj_t2_encode_packets(
2542 l_t2,
2543 p_tcd->tcd_tileno,
2544 p_tcd->tcd_image->tiles,
2545 p_tcd->tcp->numlayers,
2546 p_dest_data,
2547 p_data_written,
2548 p_max_dest_size,
2549 p_cstr_info,
2550 p_tcd->tp_num,
2551 p_tcd->tp_pos,
2552 p_tcd->cur_pino,
2553 FINAL_PASS,
2554 p_manager)) {
2555 opj_t2_destroy(l_t2);
2556 return OPJ_FALSE;
2557 }
2558
2559 opj_t2_destroy(l_t2);
2560
2561 /*---------------CLEAN-------------------*/
2562 return OPJ_TRUE;
2563 }
2564
2565
opj_tcd_rate_allocate_encode(opj_tcd_t * p_tcd,OPJ_BYTE * p_dest_data,OPJ_UINT32 p_max_dest_size,opj_codestream_info_t * p_cstr_info,opj_event_mgr_t * p_manager)2566 static OPJ_BOOL opj_tcd_rate_allocate_encode(opj_tcd_t *p_tcd,
2567 OPJ_BYTE * p_dest_data,
2568 OPJ_UINT32 p_max_dest_size,
2569 opj_codestream_info_t *p_cstr_info,
2570 opj_event_mgr_t *p_manager)
2571 {
2572 opj_cp_t * l_cp = p_tcd->cp;
2573 OPJ_UINT32 l_nb_written = 0;
2574
2575 if (p_cstr_info) {
2576 p_cstr_info->index_write = 0;
2577 }
2578
2579 if (l_cp->m_specific_param.m_enc.m_disto_alloc ||
2580 l_cp->m_specific_param.m_enc.m_fixed_quality) {
2581 /* fixed_quality */
2582 /* Normal Rate/distortion allocation */
2583 if (! opj_tcd_rateallocate(p_tcd, p_dest_data, &l_nb_written, p_max_dest_size,
2584 p_cstr_info, p_manager)) {
2585 return OPJ_FALSE;
2586 }
2587 } else {
2588 /* Fixed layer allocation */
2589 opj_tcd_rateallocate_fixed(p_tcd);
2590 }
2591
2592 return OPJ_TRUE;
2593 }
2594
2595
opj_tcd_copy_tile_data(opj_tcd_t * p_tcd,OPJ_BYTE * p_src,OPJ_SIZE_T p_src_length)2596 OPJ_BOOL opj_tcd_copy_tile_data(opj_tcd_t *p_tcd,
2597 OPJ_BYTE * p_src,
2598 OPJ_SIZE_T p_src_length)
2599 {
2600 OPJ_UINT32 i;
2601 OPJ_SIZE_T j;
2602 OPJ_SIZE_T l_data_size = 0;
2603 opj_image_comp_t * l_img_comp = 00;
2604 opj_tcd_tilecomp_t * l_tilec = 00;
2605 OPJ_UINT32 l_size_comp, l_remaining;
2606 OPJ_SIZE_T l_nb_elem;
2607
2608 l_data_size = opj_tcd_get_encoded_tile_size(p_tcd);
2609 if (l_data_size != p_src_length) {
2610 return OPJ_FALSE;
2611 }
2612
2613 l_tilec = p_tcd->tcd_image->tiles->comps;
2614 l_img_comp = p_tcd->image->comps;
2615 for (i = 0; i < p_tcd->image->numcomps; ++i) {
2616 l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/
2617 l_remaining = l_img_comp->prec & 7; /* (%8) */
2618 l_nb_elem = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0) *
2619 (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);
2620
2621 if (l_remaining) {
2622 ++l_size_comp;
2623 }
2624
2625 if (l_size_comp == 3) {
2626 l_size_comp = 4;
2627 }
2628
2629 switch (l_size_comp) {
2630 case 1: {
2631 OPJ_CHAR * l_src_ptr = (OPJ_CHAR *) p_src;
2632 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2633
2634 if (l_img_comp->sgnd) {
2635 for (j = 0; j < l_nb_elem; ++j) {
2636 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2637 }
2638 } else {
2639 for (j = 0; j < l_nb_elem; ++j) {
2640 *(l_dest_ptr++) = (*(l_src_ptr++)) & 0xff;
2641 }
2642 }
2643
2644 p_src = (OPJ_BYTE*) l_src_ptr;
2645 }
2646 break;
2647 case 2: {
2648 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2649 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_src;
2650
2651 if (l_img_comp->sgnd) {
2652 for (j = 0; j < l_nb_elem; ++j) {
2653 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2654 }
2655 } else {
2656 for (j = 0; j < l_nb_elem; ++j) {
2657 *(l_dest_ptr++) = (*(l_src_ptr++)) & 0xffff;
2658 }
2659 }
2660
2661 p_src = (OPJ_BYTE*) l_src_ptr;
2662 }
2663 break;
2664 case 4: {
2665 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_src;
2666 OPJ_INT32 * l_dest_ptr = l_tilec->data;
2667
2668 for (j = 0; j < l_nb_elem; ++j) {
2669 *(l_dest_ptr++) = (OPJ_INT32)(*(l_src_ptr++));
2670 }
2671
2672 p_src = (OPJ_BYTE*) l_src_ptr;
2673 }
2674 break;
2675 }
2676
2677 ++l_img_comp;
2678 ++l_tilec;
2679 }
2680
2681 return OPJ_TRUE;
2682 }
2683
opj_tcd_is_band_empty(opj_tcd_band_t * band)2684 OPJ_BOOL opj_tcd_is_band_empty(opj_tcd_band_t* band)
2685 {
2686 return (band->x1 - band->x0 == 0) || (band->y1 - band->y0 == 0);
2687 }
2688
opj_tcd_is_subband_area_of_interest(opj_tcd_t * tcd,OPJ_UINT32 compno,OPJ_UINT32 resno,OPJ_UINT32 bandno,OPJ_UINT32 band_x0,OPJ_UINT32 band_y0,OPJ_UINT32 band_x1,OPJ_UINT32 band_y1)2689 OPJ_BOOL opj_tcd_is_subband_area_of_interest(opj_tcd_t *tcd,
2690 OPJ_UINT32 compno,
2691 OPJ_UINT32 resno,
2692 OPJ_UINT32 bandno,
2693 OPJ_UINT32 band_x0,
2694 OPJ_UINT32 band_y0,
2695 OPJ_UINT32 band_x1,
2696 OPJ_UINT32 band_y1)
2697 {
2698 /* Note: those values for filter_margin are in part the result of */
2699 /* experimentation. The value 2 for QMFBID=1 (5x3 filter) can be linked */
2700 /* to the maximum left/right extension given in tables F.2 and F.3 of the */
2701 /* standard. The value 3 for QMFBID=0 (9x7 filter) is more suspicious, */
2702 /* since F.2 and F.3 would lead to 4 instead, so the current 3 might be */
2703 /* needed to be bumped to 4, in case inconsistencies are found while */
2704 /* decoding parts of irreversible coded images. */
2705 /* See opj_dwt_decode_partial_53 and opj_dwt_decode_partial_97 as well */
2706 OPJ_UINT32 filter_margin = (tcd->tcp->tccps[compno].qmfbid == 1) ? 2 : 3;
2707 opj_tcd_tilecomp_t *tilec = &(tcd->tcd_image->tiles->comps[compno]);
2708 opj_image_comp_t* image_comp = &(tcd->image->comps[compno]);
2709 /* Compute the intersection of the area of interest, expressed in tile coordinates */
2710 /* with the tile coordinates */
2711 OPJ_UINT32 tcx0 = opj_uint_max(
2712 (OPJ_UINT32)tilec->x0,
2713 opj_uint_ceildiv(tcd->win_x0, image_comp->dx));
2714 OPJ_UINT32 tcy0 = opj_uint_max(
2715 (OPJ_UINT32)tilec->y0,
2716 opj_uint_ceildiv(tcd->win_y0, image_comp->dy));
2717 OPJ_UINT32 tcx1 = opj_uint_min(
2718 (OPJ_UINT32)tilec->x1,
2719 opj_uint_ceildiv(tcd->win_x1, image_comp->dx));
2720 OPJ_UINT32 tcy1 = opj_uint_min(
2721 (OPJ_UINT32)tilec->y1,
2722 opj_uint_ceildiv(tcd->win_y1, image_comp->dy));
2723 /* Compute number of decomposition for this band. See table F-1 */
2724 OPJ_UINT32 nb = (resno == 0) ?
2725 tilec->numresolutions - 1 :
2726 tilec->numresolutions - resno;
2727 /* Map above tile-based coordinates to sub-band-based coordinates per */
2728 /* equation B-15 of the standard */
2729 OPJ_UINT32 x0b = bandno & 1;
2730 OPJ_UINT32 y0b = bandno >> 1;
2731 OPJ_UINT32 tbx0 = (nb == 0) ? tcx0 :
2732 (tcx0 <= (1U << (nb - 1)) * x0b) ? 0 :
2733 opj_uint_ceildivpow2(tcx0 - (1U << (nb - 1)) * x0b, nb);
2734 OPJ_UINT32 tby0 = (nb == 0) ? tcy0 :
2735 (tcy0 <= (1U << (nb - 1)) * y0b) ? 0 :
2736 opj_uint_ceildivpow2(tcy0 - (1U << (nb - 1)) * y0b, nb);
2737 OPJ_UINT32 tbx1 = (nb == 0) ? tcx1 :
2738 (tcx1 <= (1U << (nb - 1)) * x0b) ? 0 :
2739 opj_uint_ceildivpow2(tcx1 - (1U << (nb - 1)) * x0b, nb);
2740 OPJ_UINT32 tby1 = (nb == 0) ? tcy1 :
2741 (tcy1 <= (1U << (nb - 1)) * y0b) ? 0 :
2742 opj_uint_ceildivpow2(tcy1 - (1U << (nb - 1)) * y0b, nb);
2743 OPJ_BOOL intersects;
2744
2745 if (tbx0 < filter_margin) {
2746 tbx0 = 0;
2747 } else {
2748 tbx0 -= filter_margin;
2749 }
2750 if (tby0 < filter_margin) {
2751 tby0 = 0;
2752 } else {
2753 tby0 -= filter_margin;
2754 }
2755 tbx1 = opj_uint_adds(tbx1, filter_margin);
2756 tby1 = opj_uint_adds(tby1, filter_margin);
2757
2758 intersects = band_x0 < tbx1 && band_y0 < tby1 && band_x1 > tbx0 &&
2759 band_y1 > tby0;
2760
2761 #ifdef DEBUG_VERBOSE
2762 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",
2763 compno, resno, nb, bandno, x0b, y0b,
2764 band_x0, band_y0, band_x1, band_y1,
2765 tbx0, tby0, tbx1, tby1, intersects);
2766 #endif
2767 return intersects;
2768 }
2769
2770 /** Returns whether a tile componenent is fully decoded, taking into account
2771 * p_tcd->win_* members.
2772 *
2773 * @param p_tcd TCD handle.
2774 * @param compno Component number
2775 * @return OPJ_TRUE whether the tile componenent is fully decoded
2776 */
opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t * p_tcd,OPJ_UINT32 compno)2777 static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *p_tcd,
2778 OPJ_UINT32 compno)
2779 {
2780 opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]);
2781 opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]);
2782 /* Compute the intersection of the area of interest, expressed in tile coordinates */
2783 /* with the tile coordinates */
2784 OPJ_UINT32 tcx0 = opj_uint_max(
2785 (OPJ_UINT32)tilec->x0,
2786 opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx));
2787 OPJ_UINT32 tcy0 = opj_uint_max(
2788 (OPJ_UINT32)tilec->y0,
2789 opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy));
2790 OPJ_UINT32 tcx1 = opj_uint_min(
2791 (OPJ_UINT32)tilec->x1,
2792 opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx));
2793 OPJ_UINT32 tcy1 = opj_uint_min(
2794 (OPJ_UINT32)tilec->y1,
2795 opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy));
2796
2797 OPJ_UINT32 shift = tilec->numresolutions - tilec->minimum_num_resolutions;
2798 /* Tolerate small margin within the reduced resolution factor to consider if */
2799 /* the whole tile path must be taken */
2800 return (tcx0 >= (OPJ_UINT32)tilec->x0 &&
2801 tcy0 >= (OPJ_UINT32)tilec->y0 &&
2802 tcx1 <= (OPJ_UINT32)tilec->x1 &&
2803 tcy1 <= (OPJ_UINT32)tilec->y1 &&
2804 (shift >= 32 ||
2805 (((tcx0 - (OPJ_UINT32)tilec->x0) >> shift) == 0 &&
2806 ((tcy0 - (OPJ_UINT32)tilec->y0) >> shift) == 0 &&
2807 (((OPJ_UINT32)tilec->x1 - tcx1) >> shift) == 0 &&
2808 (((OPJ_UINT32)tilec->y1 - tcy1) >> shift) == 0)));
2809 }
2810