Lattice Editing: Distortion-Free "Flip" Operator
[blender.git] / extern / libopenjpeg / j2k.c
1 /*
2  * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
3  * Copyright (c) 2002-2007, Professor Benoit Macq
4  * Copyright (c) 2001-2003, David Janssens
5  * Copyright (c) 2002-2003, Yannick Verschueren
6  * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
7  * Copyright (c) 2005, Herve Drolon, FreeImage Team
8  * Copyright (c) 2006-2007, Parvatha Elangovan
9  * Copyright (c) 2010-2011, Kaori Hagihara
10  * All rights reserved.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33
34 #include "opj_includes.h"
35
36 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
37 /*@{*/
38
39 /** @name Local static functions */
40 /*@{*/
41
42 /**
43 Write the SOC marker (Start Of Codestream)
44 @param j2k J2K handle
45 */
46 static void j2k_write_soc(opj_j2k_t *j2k);
47 /**
48 Read the SOC marker (Start of Codestream)
49 @param j2k J2K handle
50 */
51 static void j2k_read_soc(opj_j2k_t *j2k);
52 /**
53 Write the SIZ marker (image and tile size)
54 @param j2k J2K handle
55 */
56 static void j2k_write_siz(opj_j2k_t *j2k);
57 /**
58 Read the SIZ marker (image and tile size)
59 @param j2k J2K handle
60 */
61 static void j2k_read_siz(opj_j2k_t *j2k);
62 /**
63 Write the COM marker (comment)
64 @param j2k J2K handle
65 */
66 static void j2k_write_com(opj_j2k_t *j2k);
67 /**
68 Read the COM marker (comment)
69 @param j2k J2K handle
70 */
71 static void j2k_read_com(opj_j2k_t *j2k);
72 /**
73 Write the value concerning the specified component in the marker COD and COC
74 @param j2k J2K handle
75 @param compno Number of the component concerned by the information written
76 */
77 static void j2k_write_cox(opj_j2k_t *j2k, int compno);
78 /**
79 Read the value concerning the specified component in the marker COD and COC
80 @param j2k J2K handle
81 @param compno Number of the component concerned by the information read
82 */
83 static void j2k_read_cox(opj_j2k_t *j2k, int compno);
84 /**
85 Write the COD marker (coding style default)
86 @param j2k J2K handle
87 */
88 static void j2k_write_cod(opj_j2k_t *j2k);
89 /**
90 Read the COD marker (coding style default)
91 @param j2k J2K handle
92 */
93 static void j2k_read_cod(opj_j2k_t *j2k);
94 /**
95 Write the COC marker (coding style component)
96 @param j2k J2K handle
97 @param compno Number of the component concerned by the information written
98 */
99 static void j2k_write_coc(opj_j2k_t *j2k, int compno);
100 /**
101 Read the COC marker (coding style component)
102 @param j2k J2K handle
103 */
104 static void j2k_read_coc(opj_j2k_t *j2k);
105 /**
106 Write the value concerning the specified component in the marker QCD and QCC
107 @param j2k J2K handle
108 @param compno Number of the component concerned by the information written
109 */
110 static void j2k_write_qcx(opj_j2k_t *j2k, int compno);
111 /**
112 Read the value concerning the specified component in the marker QCD and QCC
113 @param j2k J2K handle
114 @param compno Number of the component concern by the information read
115 @param len Length of the information in the QCX part of the marker QCD/QCC
116 */
117 static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len);
118 /**
119 Write the QCD marker (quantization default)
120 @param j2k J2K handle
121 */
122 static void j2k_write_qcd(opj_j2k_t *j2k);
123 /**
124 Read the QCD marker (quantization default)
125 @param j2k J2K handle
126 */
127 static void j2k_read_qcd(opj_j2k_t *j2k);
128 /**
129 Write the QCC marker (quantization component)
130 @param j2k J2K handle
131 @param compno Number of the component concerned by the information written
132 */
133 static void j2k_write_qcc(opj_j2k_t *j2k, int compno);
134 /**
135 Read the QCC marker (quantization component)
136 @param j2k J2K handle
137 */
138 static void j2k_read_qcc(opj_j2k_t *j2k);
139 /**
140 Write the POC marker (progression order change)
141 @param j2k J2K handle
142 */
143 static void j2k_write_poc(opj_j2k_t *j2k);
144 /**
145 Read the POC marker (progression order change)
146 @param j2k J2K handle
147 */
148 static void j2k_read_poc(opj_j2k_t *j2k);
149 /**
150 Read the CRG marker (component registration)
151 @param j2k J2K handle
152 */
153 static void j2k_read_crg(opj_j2k_t *j2k);
154 /**
155 Read the TLM marker (tile-part lengths)
156 @param j2k J2K handle
157 */
158 static void j2k_read_tlm(opj_j2k_t *j2k);
159 /**
160 Read the PLM marker (packet length, main header)
161 @param j2k J2K handle
162 */
163 static void j2k_read_plm(opj_j2k_t *j2k);
164 /**
165 Read the PLT marker (packet length, tile-part header)
166 @param j2k J2K handle
167 */
168 static void j2k_read_plt(opj_j2k_t *j2k);
169 /**
170 Read the PPM marker (packet packet headers, main header)
171 @param j2k J2K handle
172 */
173 static void j2k_read_ppm(opj_j2k_t *j2k);
174 /**
175 Read the PPT marker (packet packet headers, tile-part header)
176 @param j2k J2K handle
177 */
178 static void j2k_read_ppt(opj_j2k_t *j2k);
179 /**
180 Write the TLM marker (Mainheader)
181 @param j2k J2K handle
182 */
183 static void j2k_write_tlm(opj_j2k_t *j2k);
184 /**
185 Write the SOT marker (start of tile-part)
186 @param j2k J2K handle
187 */
188 static void j2k_write_sot(opj_j2k_t *j2k);
189 /**
190 Read the SOT marker (start of tile-part)
191 @param j2k J2K handle
192 */
193 static void j2k_read_sot(opj_j2k_t *j2k);
194 /**
195 Write the SOD marker (start of data)
196 @param j2k J2K handle
197 @param tile_coder Pointer to a TCD handle
198 */
199 static void j2k_write_sod(opj_j2k_t *j2k, void *tile_coder);
200 /**
201 Read the SOD marker (start of data)
202 @param j2k J2K handle
203 */
204 static void j2k_read_sod(opj_j2k_t *j2k);
205 /**
206 Write the RGN marker (region-of-interest)
207 @param j2k J2K handle
208 @param compno Number of the component concerned by the information written
209 @param tileno Number of the tile concerned by the information written
210 */
211 static void j2k_write_rgn(opj_j2k_t *j2k, int compno, int tileno);
212 /**
213 Read the RGN marker (region-of-interest)
214 @param j2k J2K handle
215 */
216 static void j2k_read_rgn(opj_j2k_t *j2k);
217 /**
218 Write the EOC marker (end of codestream)
219 @param j2k J2K handle
220 */
221 static void j2k_write_eoc(opj_j2k_t *j2k);
222 /**
223 Read the EOC marker (end of codestream)
224 @param j2k J2K handle
225 */
226 static void j2k_read_eoc(opj_j2k_t *j2k);
227 /**
228 Read an unknown marker
229 @param j2k J2K handle
230 */
231 static void j2k_read_unk(opj_j2k_t *j2k);
232 /**
233 Add main header marker information
234 @param cstr_info Codestream information structure
235 @param type marker type
236 @param pos byte offset of marker segment
237 @param len length of marker segment
238  */
239 static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
240 /**
241 Add tile header marker information
242 @param tileno tile index number
243 @param cstr_info Codestream information structure
244 @param type marker type
245 @param pos byte offset of marker segment
246 @param len length of marker segment
247  */
248 static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
249
250 /*@}*/
251
252 /*@}*/
253
254 /* ----------------------------------------------------------------------- */
255 typedef struct j2k_prog_order{
256         OPJ_PROG_ORDER enum_prog;
257         char str_prog[5];
258 }j2k_prog_order_t;
259
260 j2k_prog_order_t j2k_prog_order_list[] = {
261         {CPRL, "CPRL"},
262         {LRCP, "LRCP"},
263         {PCRL, "PCRL"},
264         {RLCP, "RLCP"},
265         {RPCL, "RPCL"},
266         {(OPJ_PROG_ORDER)-1, ""}
267 };
268
269 char *j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
270         j2k_prog_order_t *po;
271         for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
272                 if(po->enum_prog == prg_order){
273                         break;
274                 }
275         }
276         return po->str_prog;
277 }
278
279 /* ----------------------------------------------------------------------- */
280 static int j2k_get_num_tp(opj_cp_t *cp,int pino,int tileno){
281         char *prog;
282         int i;
283         int tpnum=1,tpend=0;
284         opj_tcp_t *tcp = &cp->tcps[tileno];
285         prog = j2k_convert_progression_order(tcp->prg);
286         
287         if(cp->tp_on == 1){
288                 for(i=0;i<4;i++){
289                         if(tpend!=1){
290                                 if( cp->tp_flag == prog[i] ){
291                                         tpend=1;cp->tp_pos=i;
292                                 }
293                                 switch(prog[i]){
294                                 case 'C':
295                                         tpnum= tpnum * tcp->pocs[pino].compE;
296                                         break;
297                                 case 'R':
298                                         tpnum= tpnum * tcp->pocs[pino].resE;
299                                         break;
300                                 case 'P':
301                                         tpnum= tpnum * tcp->pocs[pino].prcE;
302                                         break;
303                                 case 'L':
304                                         tpnum= tpnum * tcp->pocs[pino].layE;
305                                         break;
306                                 }
307                         }
308                 }
309         }else{
310                 tpnum=1;
311         }
312         return tpnum;
313 }
314
315 /**     mem allocation for TLM marker*/
316 int j2k_calculate_tp(opj_cp_t *cp,int img_numcomp,opj_image_t *image,opj_j2k_t *j2k ){
317         int pino,tileno,totnum_tp=0;
318
319         OPJ_ARG_NOT_USED(img_numcomp);
320
321         j2k->cur_totnum_tp = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
322         for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
323                 int cur_totnum_tp = 0;
324                 opj_tcp_t *tcp = &cp->tcps[tileno];
325                 for(pino = 0; pino <= tcp->numpocs; pino++) {
326                         int tp_num=0;
327                         opj_pi_iterator_t *pi = pi_initialise_encode(image, cp, tileno,FINAL_PASS);
328                         if(!pi) { return -1;}
329                         tp_num = j2k_get_num_tp(cp,pino,tileno);
330                         totnum_tp = totnum_tp + tp_num;
331                         cur_totnum_tp = cur_totnum_tp + tp_num;
332                         pi_destroy(pi, cp, tileno);
333                 }
334                 j2k->cur_totnum_tp[tileno] = cur_totnum_tp;
335                 /* INDEX >> */
336                 if (j2k->cstr_info) {
337                         j2k->cstr_info->tile[tileno].num_tps = cur_totnum_tp;
338                         j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
339                 }
340                 /* << INDEX */
341         }
342         return totnum_tp;
343 }
344
345 static void j2k_write_soc(opj_j2k_t *j2k) {
346         opj_cio_t *cio = j2k->cio;
347         cio_write(cio, J2K_MS_SOC, 2);
348
349         if(j2k->cstr_info)
350           j2k_add_mhmarker(j2k->cstr_info, J2K_MS_SOC, cio_tell(cio), 0);
351
352 /* UniPG>> */
353 #ifdef USE_JPWL
354
355         /* update markers struct */
356         j2k_add_marker(j2k->cstr_info, J2K_MS_SOC, cio_tell(cio) - 2, 2);
357 #endif /* USE_JPWL */
358 /* <<UniPG */
359 }
360
361 static void j2k_read_soc(opj_j2k_t *j2k) {      
362         j2k->state = J2K_STATE_MHSIZ;
363         /* Index */
364         if (j2k->cstr_info) {
365                 j2k->cstr_info->main_head_start = cio_tell(j2k->cio) - 2;
366                 j2k->cstr_info->codestream_size = cio_numbytesleft(j2k->cio) + 2 - j2k->cstr_info->main_head_start;
367         }
368 }
369
370 static void j2k_write_siz(opj_j2k_t *j2k) {
371         int i;
372         int lenp, len;
373
374         opj_cio_t *cio = j2k->cio;
375         opj_image_t *image = j2k->image;
376         opj_cp_t *cp = j2k->cp;
377
378         cio_write(cio, J2K_MS_SIZ, 2);  /* SIZ */
379         lenp = cio_tell(cio);
380         cio_skip(cio, 2);
381         cio_write(cio, cp->rsiz, 2);                    /* Rsiz (capabilities) */
382         cio_write(cio, image->x1, 4);   /* Xsiz */
383         cio_write(cio, image->y1, 4);   /* Ysiz */
384         cio_write(cio, image->x0, 4);   /* X0siz */
385         cio_write(cio, image->y0, 4);   /* Y0siz */
386         cio_write(cio, cp->tdx, 4);             /* XTsiz */
387         cio_write(cio, cp->tdy, 4);             /* YTsiz */
388         cio_write(cio, cp->tx0, 4);             /* XT0siz */
389         cio_write(cio, cp->ty0, 4);             /* YT0siz */
390         cio_write(cio, image->numcomps, 2);     /* Csiz */
391         for (i = 0; i < image->numcomps; i++) {
392                 cio_write(cio, image->comps[i].prec - 1 + (image->comps[i].sgnd << 7), 1);      /* Ssiz_i */
393                 cio_write(cio, image->comps[i].dx, 1);  /* XRsiz_i */
394                 cio_write(cio, image->comps[i].dy, 1);  /* YRsiz_i */
395         }
396         len = cio_tell(cio) - lenp;
397         cio_seek(cio, lenp);
398         cio_write(cio, len, 2);         /* Lsiz */
399         cio_seek(cio, lenp + len);
400         
401         if(j2k->cstr_info)
402           j2k_add_mhmarker(j2k->cstr_info, J2K_MS_SIZ, lenp, len);
403 }
404
405 static void j2k_read_siz(opj_j2k_t *j2k) {
406         int len, i;
407         
408         opj_cio_t *cio = j2k->cio;
409         opj_image_t *image = j2k->image;
410         opj_cp_t *cp = j2k->cp;
411         
412         len = cio_read(cio, 2);                 /* Lsiz */
413         cio_read(cio, 2);                               /* Rsiz (capabilities) */
414         image->x1 = cio_read(cio, 4);   /* Xsiz */
415         image->y1 = cio_read(cio, 4);   /* Ysiz */
416         image->x0 = cio_read(cio, 4);   /* X0siz */
417         image->y0 = cio_read(cio, 4);   /* Y0siz */
418         cp->tdx = cio_read(cio, 4);             /* XTsiz */
419         cp->tdy = cio_read(cio, 4);             /* YTsiz */
420         cp->tx0 = cio_read(cio, 4);             /* XT0siz */
421         cp->ty0 = cio_read(cio, 4);             /* YT0siz */
422         
423         if ((image->x0<0)||(image->x1<0)||(image->y0<0)||(image->y1<0)) {
424                 opj_event_msg(j2k->cinfo, EVT_ERROR,
425                                                                         "%s: invalid image size (x0:%d, x1:%d, y0:%d, y1:%d)\n",
426                                                                         image->x0,image->x1,image->y0,image->y1);
427                 return;
428         }
429         
430         image->numcomps = cio_read(cio, 2);     /* Csiz */
431
432 #ifdef USE_JPWL
433         if (j2k->cp->correct) {
434                 /* if JPWL is on, we check whether TX errors have damaged
435                   too much the SIZ parameters */
436                 if (!(image->x1 * image->y1)) {
437                         opj_event_msg(j2k->cinfo, EVT_ERROR,
438                                 "JPWL: bad image size (%d x %d)\n",
439                                 image->x1, image->y1);
440                         if (!JPWL_ASSUME || JPWL_ASSUME) {
441                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
442                                 return;
443                         }
444                 }
445                 if (image->numcomps != ((len - 38) / 3)) {
446                         opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
447                                 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
448                                 image->numcomps, ((len - 38) / 3));
449                         if (!JPWL_ASSUME) {
450                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
451                                 return;
452                         }
453                         /* we try to correct */
454                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n");
455                         if (image->numcomps < ((len - 38) / 3)) {
456                                 len = 38 + 3 * image->numcomps;
457                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
458                                         len);                           
459                         } else {
460                                 image->numcomps = ((len - 38) / 3);
461                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
462                                         image->numcomps);                               
463                         }
464                 }
465
466                 /* update components number in the jpwl_exp_comps filed */
467                 cp->exp_comps = image->numcomps;
468         }
469 #endif /* USE_JPWL */
470
471         image->comps = (opj_image_comp_t*) opj_calloc(image->numcomps, sizeof(opj_image_comp_t));
472         for (i = 0; i < image->numcomps; i++) {
473                 int tmp, w, h;
474                 tmp = cio_read(cio, 1);         /* Ssiz_i */
475                 image->comps[i].prec = (tmp & 0x7f) + 1;
476                 image->comps[i].sgnd = tmp >> 7;
477                 image->comps[i].dx = cio_read(cio, 1);  /* XRsiz_i */
478                 image->comps[i].dy = cio_read(cio, 1);  /* YRsiz_i */
479                 
480 #ifdef USE_JPWL
481                 if (j2k->cp->correct) {
482                 /* if JPWL is on, we check whether TX errors have damaged
483                         too much the SIZ parameters, again */
484                         if (!(image->comps[i].dx * image->comps[i].dy)) {
485                                 opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
486                                         "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
487                                         i, i, image->comps[i].dx, image->comps[i].dy);
488                                 if (!JPWL_ASSUME) {
489                                         opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
490                                         return;
491                                 }
492                                 /* we try to correct */
493                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n");
494                                 if (!image->comps[i].dx) {
495                                         image->comps[i].dx = 1;
496                                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
497                                                 i, image->comps[i].dx);
498                                 }
499                                 if (!image->comps[i].dy) {
500                                         image->comps[i].dy = 1;
501                                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
502                                                 i, image->comps[i].dy);
503                                 }
504                         }
505                         
506                 }
507 #endif /* USE_JPWL */
508
509                 /* TODO: unused ? */
510                 w = int_ceildiv(image->x1 - image->x0, image->comps[i].dx);
511                 h = int_ceildiv(image->y1 - image->y0, image->comps[i].dy);
512
513                 image->comps[i].resno_decoded = 0;      /* number of resolution decoded */
514                 image->comps[i].factor = cp->reduce; /* reducing factor per component */
515         }
516         
517         cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
518         cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
519
520 #ifdef USE_JPWL
521         if (j2k->cp->correct) {
522                 /* if JPWL is on, we check whether TX errors have damaged
523                   too much the SIZ parameters */
524                 if ((cp->tw < 1) || (cp->th < 1) || (cp->tw > cp->max_tiles) || (cp->th > cp->max_tiles)) {
525                         opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
526                                 "JPWL: bad number of tiles (%d x %d)\n",
527                                 cp->tw, cp->th);
528                         if (!JPWL_ASSUME) {
529                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
530                                 return;
531                         }
532                         /* we try to correct */
533                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n");
534                         if (cp->tw < 1) {
535                                 cp->tw= 1;
536                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
537                                         cp->tw);
538                         }
539                         if (cp->tw > cp->max_tiles) {
540                                 cp->tw= 1;
541                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- too large x, increase expectance of %d\n"
542                                         "- setting %d tiles in x => HYPOTHESIS!!!\n",
543                                         cp->max_tiles, cp->tw);
544                         }
545                         if (cp->th < 1) {
546                                 cp->th= 1;
547                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
548                                         cp->th);
549                         }
550                         if (cp->th > cp->max_tiles) {
551                                 cp->th= 1;
552                                 opj_event_msg(j2k->cinfo, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
553                                         "- setting %d tiles in y => HYPOTHESIS!!!\n",
554                                         cp->max_tiles, cp->th);
555                         }
556                 }
557         }
558 #endif /* USE_JPWL */
559
560         cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
561         cp->tileno = (int*) opj_malloc(cp->tw * cp->th * sizeof(int));
562         cp->tileno_size = 0;
563         
564 #ifdef USE_JPWL
565         if (j2k->cp->correct) {
566                 if (!cp->tcps) {
567                         opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
568                                 "JPWL: could not alloc tcps field of cp\n");
569                         if (!JPWL_ASSUME || JPWL_ASSUME) {
570                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
571                                 return;
572                         }
573                 }
574         }
575 #endif /* USE_JPWL */
576
577         for (i = 0; i < cp->tw * cp->th; i++) {
578                 cp->tcps[i].POC = 0;
579                 cp->tcps[i].numpocs = 0;
580                 cp->tcps[i].first = 1;
581         }
582         
583         /* Initialization for PPM marker */
584         cp->ppm = 0;
585         cp->ppm_data = NULL;
586         cp->ppm_data_first = NULL;
587         cp->ppm_previous = 0;
588         cp->ppm_store = 0;
589
590         j2k->default_tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
591         for (i = 0; i < cp->tw * cp->th; i++) {
592                 cp->tcps[i].tccps = (opj_tccp_t*) opj_malloc(image->numcomps * sizeof(opj_tccp_t));
593         }       
594         j2k->tile_data = (unsigned char**) opj_calloc(cp->tw * cp->th, sizeof(unsigned char*));
595         j2k->tile_len = (int*) opj_calloc(cp->tw * cp->th, sizeof(int));
596         j2k->state = J2K_STATE_MH;
597
598         /* Index */
599         if (j2k->cstr_info) {
600                 opj_codestream_info_t *cstr_info = j2k->cstr_info;
601                 cstr_info->image_w = image->x1 - image->x0;
602                 cstr_info->image_h = image->y1 - image->y0;
603                 cstr_info->numcomps = image->numcomps;
604                 cstr_info->tw = cp->tw;
605                 cstr_info->th = cp->th;
606                 cstr_info->tile_x = cp->tdx;    
607                 cstr_info->tile_y = cp->tdy;    
608                 cstr_info->tile_Ox = cp->tx0;   
609                 cstr_info->tile_Oy = cp->ty0;                   
610                 cstr_info->tile = (opj_tile_info_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tile_info_t));              
611         }
612 }
613
614 static void j2k_write_com(opj_j2k_t *j2k) {
615         unsigned int i;
616         int lenp, len;
617
618         if(j2k->cp->comment) {
619                 opj_cio_t *cio = j2k->cio;
620                 char *comment = j2k->cp->comment;
621
622                 cio_write(cio, J2K_MS_COM, 2);
623                 lenp = cio_tell(cio);
624                 cio_skip(cio, 2);
625                 cio_write(cio, 1, 2);           /* General use (IS 8859-15:1999 (Latin) values) */
626                 for (i = 0; i < strlen(comment); i++) {
627                         cio_write(cio, comment[i], 1);
628                 }
629                 len = cio_tell(cio) - lenp;
630                 cio_seek(cio, lenp);
631                 cio_write(cio, len, 2);
632                 cio_seek(cio, lenp + len);
633
634                 
635                 if(j2k->cstr_info)
636                   j2k_add_mhmarker(j2k->cstr_info, J2K_MS_COM, lenp, len);
637
638         }
639 }
640
641 static void j2k_read_com(opj_j2k_t *j2k) {
642         int len;
643         
644         opj_cio_t *cio = j2k->cio;
645
646         len = cio_read(cio, 2);
647         cio_skip(cio, len - 2);  
648 }
649
650 static void j2k_write_cox(opj_j2k_t *j2k, int compno) {
651         int i;
652
653         opj_cp_t *cp = j2k->cp;
654         opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
655         opj_tccp_t *tccp = &tcp->tccps[compno];
656         opj_cio_t *cio = j2k->cio;
657         
658         cio_write(cio, tccp->numresolutions - 1, 1);    /* SPcox (D) */
659         cio_write(cio, tccp->cblkw - 2, 1);                             /* SPcox (E) */
660         cio_write(cio, tccp->cblkh - 2, 1);                             /* SPcox (F) */
661         cio_write(cio, tccp->cblksty, 1);                               /* SPcox (G) */
662         cio_write(cio, tccp->qmfbid, 1);                                /* SPcox (H) */
663         
664         if (tccp->csty & J2K_CCP_CSTY_PRT) {
665                 for (i = 0; i < tccp->numresolutions; i++) {
666                         cio_write(cio, tccp->prcw[i] + (tccp->prch[i] << 4), 1);        /* SPcox (I_i) */
667                 }
668         }
669 }
670
671 static void j2k_read_cox(opj_j2k_t *j2k, int compno) {
672         int i;
673
674         opj_cp_t *cp = j2k->cp;
675         opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
676         opj_tccp_t *tccp = &tcp->tccps[compno];
677         opj_cio_t *cio = j2k->cio;
678
679         tccp->numresolutions = cio_read(cio, 1) + 1;    /* SPcox (D) */
680
681         /* If user wants to remove more resolutions than the codestream contains, return error*/
682         if (cp->reduce >= tccp->numresolutions) {
683                 opj_event_msg(j2k->cinfo, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
684                                         "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
685                 j2k->state |= J2K_STATE_ERR;
686         }
687
688         tccp->cblkw = cio_read(cio, 1) + 2;     /* SPcox (E) */
689         tccp->cblkh = cio_read(cio, 1) + 2;     /* SPcox (F) */
690         tccp->cblksty = cio_read(cio, 1);       /* SPcox (G) */
691         tccp->qmfbid = cio_read(cio, 1);        /* SPcox (H) */
692         if (tccp->csty & J2K_CP_CSTY_PRT) {
693                 for (i = 0; i < tccp->numresolutions; i++) {
694                         int tmp = cio_read(cio, 1);     /* SPcox (I_i) */
695                         tccp->prcw[i] = tmp & 0xf;
696                         tccp->prch[i] = tmp >> 4;
697                 }
698         }
699
700         /* INDEX >> */
701         if(j2k->cstr_info && compno == 0) {
702                 for (i = 0; i < tccp->numresolutions; i++) {
703                         if (tccp->csty & J2K_CP_CSTY_PRT) {
704                                 j2k->cstr_info->tile[j2k->curtileno].pdx[i] = tccp->prcw[i];
705                                 j2k->cstr_info->tile[j2k->curtileno].pdy[i] = tccp->prch[i];
706                         }
707                         else {
708                                 j2k->cstr_info->tile[j2k->curtileno].pdx[i] = 15;
709                                 j2k->cstr_info->tile[j2k->curtileno].pdx[i] = 15;
710                         }
711                 }
712         }
713         /* << INDEX */
714 }
715
716 static void j2k_write_cod(opj_j2k_t *j2k) {
717         opj_cp_t *cp = NULL;
718         opj_tcp_t *tcp = NULL;
719         int lenp, len;
720
721         opj_cio_t *cio = j2k->cio;
722         
723         cio_write(cio, J2K_MS_COD, 2);  /* COD */
724         
725         lenp = cio_tell(cio);
726         cio_skip(cio, 2);
727         
728         cp = j2k->cp;
729         tcp = &cp->tcps[j2k->curtileno];
730
731         cio_write(cio, tcp->csty, 1);           /* Scod */
732         cio_write(cio, tcp->prg, 1);            /* SGcod (A) */
733         cio_write(cio, tcp->numlayers, 2);      /* SGcod (B) */
734         cio_write(cio, tcp->mct, 1);            /* SGcod (C) */
735         
736         j2k_write_cox(j2k, 0);
737         len = cio_tell(cio) - lenp;
738         cio_seek(cio, lenp);
739         cio_write(cio, len, 2);         /* Lcod */
740         cio_seek(cio, lenp + len);
741
742         if(j2k->cstr_info)
743           j2k_add_mhmarker(j2k->cstr_info, J2K_MS_COD, lenp, len);
744
745 }
746
747 static void j2k_read_cod(opj_j2k_t *j2k) {
748         int len, i, pos;
749         
750         opj_cio_t *cio = j2k->cio;
751         opj_cp_t *cp = j2k->cp;
752         opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
753         opj_image_t *image = j2k->image;
754         
755         len = cio_read(cio, 2);                         /* Lcod */
756         tcp->csty = cio_read(cio, 1);           /* Scod */
757         tcp->prg = (OPJ_PROG_ORDER)cio_read(cio, 1);            /* SGcod (A) */
758         tcp->numlayers = cio_read(cio, 2);      /* SGcod (B) */
759         tcp->mct = cio_read(cio, 1);            /* SGcod (C) */
760         
761         pos = cio_tell(cio);
762         for (i = 0; i < image->numcomps; i++) {
763                 tcp->tccps[i].csty = tcp->csty & J2K_CP_CSTY_PRT;
764                 cio_seek(cio, pos);
765                 j2k_read_cox(j2k, i);
766         }
767
768         /* Index */
769         if (j2k->cstr_info) {
770                 opj_codestream_info_t *cstr_info = j2k->cstr_info;
771                 cstr_info->prog = tcp->prg;
772                 cstr_info->numlayers = tcp->numlayers;
773                 cstr_info->numdecompos = (int*) opj_malloc(image->numcomps * sizeof(int));
774                 for (i = 0; i < image->numcomps; i++) {
775                         cstr_info->numdecompos[i] = tcp->tccps[i].numresolutions - 1;
776                 }
777         }
778 }
779
780 static void j2k_write_coc(opj_j2k_t *j2k, int compno) {
781         int lenp, len;
782
783         opj_cp_t *cp = j2k->cp;
784         opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
785         opj_image_t *image = j2k->image;
786         opj_cio_t *cio = j2k->cio;
787         
788         cio_write(cio, J2K_MS_COC, 2);  /* COC */
789         lenp = cio_tell(cio);
790         cio_skip(cio, 2);
791         cio_write(cio, compno, image->numcomps <= 256 ? 1 : 2); /* Ccoc */
792         cio_write(cio, tcp->tccps[compno].csty, 1);     /* Scoc */
793         j2k_write_cox(j2k, compno);
794         len = cio_tell(cio) - lenp;
795         cio_seek(cio, lenp);
796         cio_write(cio, len, 2);                 /* Lcoc */
797         cio_seek(cio, lenp + len);
798 }
799
800 static void j2k_read_coc(opj_j2k_t *j2k) {
801         int len, compno;
802
803         opj_cp_t *cp = j2k->cp;
804         opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
805         opj_image_t *image = j2k->image;
806         opj_cio_t *cio = j2k->cio;
807         
808         len = cio_read(cio, 2);         /* Lcoc */
809         compno = cio_read(cio, image->numcomps <= 256 ? 1 : 2); /* Ccoc */
810         tcp->tccps[compno].csty = cio_read(cio, 1);     /* Scoc */
811         j2k_read_cox(j2k, compno);
812 }
813
814 static void j2k_write_qcx(opj_j2k_t *j2k, int compno) {
815         int bandno, numbands;
816         int expn, mant;
817         
818         opj_cp_t *cp = j2k->cp;
819         opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
820         opj_tccp_t *tccp = &tcp->tccps[compno];
821         opj_cio_t *cio = j2k->cio;
822         
823         cio_write(cio, tccp->qntsty + (tccp->numgbits << 5), 1);        /* Sqcx */
824         numbands = tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
825         
826         for (bandno = 0; bandno < numbands; bandno++) {
827                 expn = tccp->stepsizes[bandno].expn;
828                 mant = tccp->stepsizes[bandno].mant;
829                 
830                 if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
831                         cio_write(cio, expn << 3, 1);   /* SPqcx_i */
832                 } else {
833                         cio_write(cio, (expn << 11) + mant, 2); /* SPqcx_i */
834                 }
835         }
836 }
837
838 static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
839         int tmp;
840         int bandno, numbands;
841
842         opj_cp_t *cp = j2k->cp;
843         opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
844         opj_tccp_t *tccp = &tcp->tccps[compno];
845         opj_cio_t *cio = j2k->cio;
846
847         tmp = cio_read(cio, 1);         /* Sqcx */
848         tccp->qntsty = tmp & 0x1f;
849         tccp->numgbits = tmp >> 5;
850         numbands = (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 
851                 1 : ((tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ? len - 1 : (len - 1) / 2);
852
853 #ifdef USE_JPWL
854         if (j2k->cp->correct) {
855
856                 /* if JPWL is on, we check whether there are too many subbands */
857                 if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
858                         opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
859                                 "JPWL: bad number of subbands in Sqcx (%d)\n",
860                                 numbands);
861                         if (!JPWL_ASSUME) {
862                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
863                                 return;
864                         }
865                         /* we try to correct */
866                         numbands = 1;
867                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n"
868                                 "- setting number of bands to %d => HYPOTHESIS!!!\n",
869                                 numbands);
870                 };
871
872         };
873
874 #else
875         /* We check whether there are too many subbands */
876         if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
877                 opj_event_msg(j2k->cinfo, EVT_WARNING ,
878                                         "bad number of subbands in Sqcx (%d) regarding to J2K_MAXBANDS (%d) \n"
879                                     "- limiting number of bands to J2K_MAXBANDS and try to move to the next markers\n", numbands, J2K_MAXBANDS);
880         }
881
882 #endif /* USE_JPWL */
883
884         for (bandno = 0; bandno < numbands; bandno++) {
885                 int expn, mant;
886                 if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
887                         expn = cio_read(cio, 1) >> 3;   /* SPqcx_i */
888                         mant = 0;
889                 } else {
890                         tmp = cio_read(cio, 2); /* SPqcx_i */
891                         expn = tmp >> 11;
892                         mant = tmp & 0x7ff;
893                 }
894                 if (bandno < J2K_MAXBANDS){
895                         tccp->stepsizes[bandno].expn = expn;
896                         tccp->stepsizes[bandno].mant = mant;
897                 }
898         }
899         
900         /* Add Antonin : if scalar_derived -> compute other stepsizes */
901         if (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
902                 for (bandno = 1; bandno < J2K_MAXBANDS; bandno++) {
903                         tccp->stepsizes[bandno].expn = 
904                                 ((tccp->stepsizes[0].expn) - ((bandno - 1) / 3) > 0) ? 
905                                         (tccp->stepsizes[0].expn) - ((bandno - 1) / 3) : 0;
906                         tccp->stepsizes[bandno].mant = tccp->stepsizes[0].mant;
907                 }
908         }
909         /* ddA */
910 }
911
912 static void j2k_write_qcd(opj_j2k_t *j2k) {
913         int lenp, len;
914
915         opj_cio_t *cio = j2k->cio;
916         
917         cio_write(cio, J2K_MS_QCD, 2);  /* QCD */
918         lenp = cio_tell(cio);
919         cio_skip(cio, 2);
920         j2k_write_qcx(j2k, 0);
921         len = cio_tell(cio) - lenp;
922         cio_seek(cio, lenp);
923         cio_write(cio, len, 2);                 /* Lqcd */
924         cio_seek(cio, lenp + len);
925
926         if(j2k->cstr_info)
927           j2k_add_mhmarker(j2k->cstr_info, J2K_MS_QCD, lenp, len);
928 }
929
930 static void j2k_read_qcd(opj_j2k_t *j2k) {
931         int len, i, pos;
932
933         opj_cio_t *cio = j2k->cio;
934         opj_image_t *image = j2k->image;
935         
936         len = cio_read(cio, 2);         /* Lqcd */
937         pos = cio_tell(cio);
938         for (i = 0; i < image->numcomps; i++) {
939                 cio_seek(cio, pos);
940                 j2k_read_qcx(j2k, i, len - 2);
941         }
942 }
943
944 static void j2k_write_qcc(opj_j2k_t *j2k, int compno) {
945         int lenp, len;
946
947         opj_cio_t *cio = j2k->cio;
948         
949         cio_write(cio, J2K_MS_QCC, 2);  /* QCC */
950         lenp = cio_tell(cio);
951         cio_skip(cio, 2);
952         cio_write(cio, compno, j2k->image->numcomps <= 256 ? 1 : 2);    /* Cqcc */
953         j2k_write_qcx(j2k, compno);
954         len = cio_tell(cio) - lenp;
955         cio_seek(cio, lenp);
956         cio_write(cio, len, 2);                 /* Lqcc */
957         cio_seek(cio, lenp + len);
958 }
959
960 static void j2k_read_qcc(opj_j2k_t *j2k) {
961         int len, compno;
962         int numcomp = j2k->image->numcomps;
963         opj_cio_t *cio = j2k->cio;
964
965         len = cio_read(cio, 2); /* Lqcc */
966         compno = cio_read(cio, numcomp <= 256 ? 1 : 2); /* Cqcc */
967
968 #ifdef USE_JPWL
969         if (j2k->cp->correct) {
970
971                 static int backup_compno = 0;
972
973                 /* compno is negative or larger than the number of components!!! */
974                 if ((compno < 0) || (compno >= numcomp)) {
975                         opj_event_msg(j2k->cinfo, EVT_ERROR,
976                                 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
977                                 compno, numcomp);
978                         if (!JPWL_ASSUME) {
979                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
980                                 return;
981                         }
982                         /* we try to correct */
983                         compno = backup_compno % numcomp;
984                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n"
985                                 "- setting component number to %d\n",
986                                 compno);
987                 }
988
989                 /* keep your private count of tiles */
990                 backup_compno++;
991         };
992 #endif /* USE_JPWL */
993
994         j2k_read_qcx(j2k, compno, len - 2 - (numcomp <= 256 ? 1 : 2));
995 }
996
997 static void j2k_write_poc(opj_j2k_t *j2k) {
998         int len, numpchgs, i;
999
1000         int numcomps = j2k->image->numcomps;
1001         
1002         opj_cp_t *cp = j2k->cp;
1003         opj_tcp_t *tcp = &cp->tcps[j2k->curtileno];
1004         opj_tccp_t *tccp = &tcp->tccps[0];
1005         opj_cio_t *cio = j2k->cio;
1006
1007         numpchgs = 1 + tcp->numpocs;
1008         cio_write(cio, J2K_MS_POC, 2);  /* POC  */
1009         len = 2 + (5 + 2 * (numcomps <= 256 ? 1 : 2)) * numpchgs;
1010         cio_write(cio, len, 2);         /* Lpoc */
1011         for (i = 0; i < numpchgs; i++) {
1012                 opj_poc_t *poc = &tcp->pocs[i];
1013                 cio_write(cio, poc->resno0, 1); /* RSpoc_i */
1014                 cio_write(cio, poc->compno0, (numcomps <= 256 ? 1 : 2));        /* CSpoc_i */
1015                 cio_write(cio, poc->layno1, 2); /* LYEpoc_i */
1016                 poc->layno1 = int_min(poc->layno1, tcp->numlayers);
1017                 cio_write(cio, poc->resno1, 1); /* REpoc_i */
1018                 poc->resno1 = int_min(poc->resno1, tccp->numresolutions);
1019                 cio_write(cio, poc->compno1, (numcomps <= 256 ? 1 : 2));        /* CEpoc_i */
1020                 poc->compno1 = int_min(poc->compno1, numcomps);
1021                 cio_write(cio, poc->prg, 1);    /* Ppoc_i */
1022         }
1023 }
1024
1025 static void j2k_read_poc(opj_j2k_t *j2k) {
1026         int len, numpchgs, i, old_poc;
1027
1028         int numcomps = j2k->image->numcomps;
1029         
1030         opj_cp_t *cp = j2k->cp;
1031         opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
1032         opj_cio_t *cio = j2k->cio;
1033         
1034         old_poc = tcp->POC ? tcp->numpocs + 1 : 0;
1035         tcp->POC = 1;
1036         len = cio_read(cio, 2);         /* Lpoc */
1037         numpchgs = (len - 2) / (5 + 2 * (numcomps <= 256 ? 1 : 2));
1038         
1039         for (i = old_poc; i < numpchgs + old_poc; i++) {
1040                 opj_poc_t *poc;
1041                 poc = &tcp->pocs[i];
1042                 poc->resno0 = cio_read(cio, 1); /* RSpoc_i */
1043                 poc->compno0 = cio_read(cio, numcomps <= 256 ? 1 : 2);  /* CSpoc_i */
1044                 poc->layno1 = cio_read(cio, 2);    /* LYEpoc_i */
1045                 poc->resno1 = cio_read(cio, 1);    /* REpoc_i */
1046                 poc->compno1 = int_min(
1047                         cio_read(cio, numcomps <= 256 ? 1 : 2), (unsigned int) numcomps);       /* CEpoc_i */
1048                 poc->prg = (OPJ_PROG_ORDER)cio_read(cio, 1);    /* Ppoc_i */
1049         }
1050         
1051         tcp->numpocs = numpchgs + old_poc - 1;
1052 }
1053
1054 static void j2k_read_crg(opj_j2k_t *j2k) {
1055         int len, i, Xcrg_i, Ycrg_i;
1056         
1057         opj_cio_t *cio = j2k->cio;
1058         int numcomps = j2k->image->numcomps;
1059         
1060         len = cio_read(cio, 2);                 /* Lcrg */
1061         for (i = 0; i < numcomps; i++) {
1062                 Xcrg_i = cio_read(cio, 2);      /* Xcrg_i */
1063                 Ycrg_i = cio_read(cio, 2);      /* Ycrg_i */
1064         }
1065 }
1066
1067 static void j2k_read_tlm(opj_j2k_t *j2k) {
1068         int len, Ztlm, Stlm, ST, SP, tile_tlm, i;
1069         long int Ttlm_i, Ptlm_i;
1070
1071         opj_cio_t *cio = j2k->cio;
1072         
1073         len = cio_read(cio, 2);         /* Ltlm */
1074         Ztlm = cio_read(cio, 1);        /* Ztlm */
1075         Stlm = cio_read(cio, 1);        /* Stlm */
1076         ST = ((Stlm >> 4) & 0x01) + ((Stlm >> 4) & 0x02);
1077         SP = (Stlm >> 6) & 0x01;
1078         tile_tlm = (len - 4) / ((SP + 1) * 2 + ST);
1079         for (i = 0; i < tile_tlm; i++) {
1080                 Ttlm_i = cio_read(cio, ST);     /* Ttlm_i */
1081                 Ptlm_i = cio_read(cio, SP ? 4 : 2);     /* Ptlm_i */
1082         }
1083 }
1084
1085 static void j2k_read_plm(opj_j2k_t *j2k) {
1086         int len, i, Zplm, Nplm, add, packet_len = 0;
1087         
1088         opj_cio_t *cio = j2k->cio;
1089
1090         len = cio_read(cio, 2);         /* Lplm */
1091         Zplm = cio_read(cio, 1);        /* Zplm */
1092         len -= 3;
1093         while (len > 0) {
1094                 Nplm = cio_read(cio, 4);                /* Nplm */
1095                 len -= 4;
1096                 for (i = Nplm; i > 0; i--) {
1097                         add = cio_read(cio, 1);
1098                         len--;
1099                         packet_len = (packet_len << 7) + add;   /* Iplm_ij */
1100                         if ((add & 0x80) == 0) {
1101                                 /* New packet */
1102                                 packet_len = 0;
1103                         }
1104                         if (len <= 0)
1105                                 break;
1106                 }
1107         }
1108 }
1109
1110 static void j2k_read_plt(opj_j2k_t *j2k) {
1111         int len, i, Zplt, packet_len = 0, add;
1112         
1113         opj_cio_t *cio = j2k->cio;
1114         
1115         len = cio_read(cio, 2);         /* Lplt */
1116         Zplt = cio_read(cio, 1);        /* Zplt */
1117         for (i = len - 3; i > 0; i--) {
1118                 add = cio_read(cio, 1);
1119                 packet_len = (packet_len << 7) + add;   /* Iplt_i */
1120                 if ((add & 0x80) == 0) {
1121                         /* New packet */
1122                         packet_len = 0;
1123                 }
1124         }
1125 }
1126
1127 static void j2k_read_ppm(opj_j2k_t *j2k) {
1128         int len, Z_ppm, i, j;
1129         int N_ppm;
1130
1131         opj_cp_t *cp = j2k->cp;
1132         opj_cio_t *cio = j2k->cio;
1133         
1134         len = cio_read(cio, 2);
1135         cp->ppm = 1;
1136         
1137         Z_ppm = cio_read(cio, 1);       /* Z_ppm */
1138         len -= 3;
1139         while (len > 0) {
1140                 if (cp->ppm_previous == 0) {
1141                         N_ppm = cio_read(cio, 4);       /* N_ppm */
1142                         len -= 4;
1143                 } else {
1144                         N_ppm = cp->ppm_previous;
1145                 }
1146                 j = cp->ppm_store;
1147                 if (Z_ppm == 0) {       /* First PPM marker */
1148                         cp->ppm_data = (unsigned char *) opj_malloc(N_ppm * sizeof(unsigned char));
1149                         cp->ppm_data_first = cp->ppm_data;
1150                         cp->ppm_len = N_ppm;
1151                 } else {                        /* NON-first PPM marker */
1152                         cp->ppm_data = (unsigned char *) opj_realloc(cp->ppm_data, (N_ppm +     cp->ppm_store) * sizeof(unsigned char));
1153
1154 #ifdef USE_JPWL
1155                         /* this memory allocation check could be done even in non-JPWL cases */
1156                         if (cp->correct) {
1157                                 if (!cp->ppm_data) {
1158                                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1159                                                 "JPWL: failed memory allocation during PPM marker parsing (pos. %x)\n",
1160                                                 cio_tell(cio));
1161                                         if (!JPWL_ASSUME || JPWL_ASSUME) {
1162                                                 opj_free(cp->ppm_data);
1163                                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
1164                                                 return;
1165                                         }
1166                                 }
1167                         }
1168 #endif
1169
1170                         cp->ppm_data_first = cp->ppm_data;
1171                         cp->ppm_len = N_ppm + cp->ppm_store;
1172                 }
1173                 for (i = N_ppm; i > 0; i--) {   /* Read packet header */
1174                         cp->ppm_data[j] = cio_read(cio, 1);
1175                         j++;
1176                         len--;
1177                         if (len == 0)
1178                                 break;                  /* Case of non-finished packet header in present marker but finished in next one */
1179                 }
1180                 cp->ppm_previous = i - 1;
1181                 cp->ppm_store = j;
1182         }
1183 }
1184
1185 static void j2k_read_ppt(opj_j2k_t *j2k) {
1186         int len, Z_ppt, i, j = 0;
1187
1188         opj_cp_t *cp = j2k->cp;
1189         opj_tcp_t *tcp = cp->tcps + j2k->curtileno;
1190         opj_cio_t *cio = j2k->cio;
1191
1192         len = cio_read(cio, 2);
1193         Z_ppt = cio_read(cio, 1);
1194         tcp->ppt = 1;
1195         if (Z_ppt == 0) {               /* First PPT marker */
1196                 tcp->ppt_data = (unsigned char *) opj_malloc((len - 3) * sizeof(unsigned char));
1197                 tcp->ppt_data_first = tcp->ppt_data;
1198                 tcp->ppt_store = 0;
1199                 tcp->ppt_len = len - 3;
1200         } else {                        /* NON-first PPT marker */
1201                 tcp->ppt_data = (unsigned char *) opj_realloc(tcp->ppt_data, (len - 3 + tcp->ppt_store) * sizeof(unsigned char));
1202                 tcp->ppt_data_first = tcp->ppt_data;
1203                 tcp->ppt_len = len - 3 + tcp->ppt_store;
1204         }
1205         j = tcp->ppt_store;
1206         for (i = len - 3; i > 0; i--) {
1207                 tcp->ppt_data[j] = cio_read(cio, 1);
1208                 j++;
1209         }
1210         tcp->ppt_store = j;
1211 }
1212
1213 static void j2k_write_tlm(opj_j2k_t *j2k){
1214         int lenp;
1215         opj_cio_t *cio = j2k->cio;
1216         j2k->tlm_start = cio_tell(cio);
1217         cio_write(cio, J2K_MS_TLM, 2);/* TLM */
1218         lenp = 4 + (5*j2k->totnum_tp);
1219         cio_write(cio,lenp,2);                          /* Ltlm */
1220         cio_write(cio, 0,1);                                    /* Ztlm=0*/
1221         cio_write(cio,80,1);                                    /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
1222         cio_skip(cio,5*j2k->totnum_tp);
1223 }
1224
1225 static void j2k_write_sot(opj_j2k_t *j2k) {
1226         int lenp, len;
1227
1228         opj_cio_t *cio = j2k->cio;
1229
1230         j2k->sot_start = cio_tell(cio);
1231         cio_write(cio, J2K_MS_SOT, 2);          /* SOT */
1232         lenp = cio_tell(cio);
1233         cio_skip(cio, 2);                                       /* Lsot (further) */
1234         cio_write(cio, j2k->curtileno, 2);      /* Isot */
1235         cio_skip(cio, 4);                                       /* Psot (further in j2k_write_sod) */
1236         cio_write(cio, j2k->cur_tp_num , 1);    /* TPsot */
1237         cio_write(cio, j2k->cur_totnum_tp[j2k->curtileno], 1);          /* TNsot */
1238         len = cio_tell(cio) - lenp;
1239         cio_seek(cio, lenp);
1240         cio_write(cio, len, 2);                         /* Lsot */
1241         cio_seek(cio, lenp + len);
1242
1243         /* UniPG>> */
1244 #ifdef USE_JPWL
1245         /* update markers struct */
1246         j2k_add_marker(j2k->cstr_info, J2K_MS_SOT, j2k->sot_start, len + 2);
1247 #endif /* USE_JPWL */
1248         /* <<UniPG */
1249
1250         if( j2k->cstr_info && j2k->cur_tp_num==0){
1251           j2k_add_tlmarker( j2k->curtileno, j2k->cstr_info, J2K_MS_SOT, lenp, len);
1252         }
1253 }
1254
1255 static void j2k_read_sot(opj_j2k_t *j2k) {
1256         int len, tileno, totlen, partno, numparts, i;
1257         opj_tcp_t *tcp = NULL;
1258         char status = 0;
1259
1260         opj_cp_t *cp = j2k->cp;
1261         opj_cio_t *cio = j2k->cio;
1262
1263         len = cio_read(cio, 2);
1264         tileno = cio_read(cio, 2);
1265
1266 #ifdef USE_JPWL
1267         if (j2k->cp->correct) {
1268
1269                 static int backup_tileno = 0;
1270
1271                 /* tileno is negative or larger than the number of tiles!!! */
1272                 if ((tileno < 0) || (tileno > (cp->tw * cp->th))) {
1273                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1274                                 "JPWL: bad tile number (%d out of a maximum of %d)\n",
1275                                 tileno, (cp->tw * cp->th));
1276                         if (!JPWL_ASSUME) {
1277                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
1278                                 return;
1279                         }
1280                         /* we try to correct */
1281                         tileno = backup_tileno;
1282                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n"
1283                                 "- setting tile number to %d\n",
1284                                 tileno);
1285                 }
1286
1287                 /* keep your private count of tiles */
1288                 backup_tileno++;
1289         };
1290 #endif /* USE_JPWL */
1291         
1292         if (cp->tileno_size == 0) {
1293                 cp->tileno[cp->tileno_size] = tileno;
1294                 cp->tileno_size++;
1295         } else {
1296                 i = 0;
1297                 while (i < cp->tileno_size && status == 0) {
1298                         status = cp->tileno[i] == tileno ? 1 : 0;
1299                         i++;
1300                 }
1301                 if (status == 0) {
1302                         cp->tileno[cp->tileno_size] = tileno;
1303                         cp->tileno_size++;
1304                 }
1305         }
1306         
1307         totlen = cio_read(cio, 4);
1308
1309 #ifdef USE_JPWL
1310         if (j2k->cp->correct) {
1311
1312                 /* totlen is negative or larger than the bytes left!!! */
1313                 if ((totlen < 0) || (totlen > (cio_numbytesleft(cio) + 8))) {
1314                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1315                                 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
1316                                 totlen, cio_numbytesleft(cio) + 8);
1317                         if (!JPWL_ASSUME) {
1318                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
1319                                 return;
1320                         }
1321                         /* we try to correct */
1322                         totlen = 0;
1323                         opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust this\n"
1324                                 "- setting Psot to %d => assuming it is the last tile\n",
1325                                 totlen);
1326                 }
1327
1328         };
1329 #endif /* USE_JPWL */
1330
1331         if (!totlen)
1332                 totlen = cio_numbytesleft(cio) + 8;
1333         
1334         partno = cio_read(cio, 1);
1335         numparts = cio_read(cio, 1);
1336   
1337   if (partno >= numparts) {
1338     opj_event_msg(j2k->cinfo, EVT_WARNING, "SOT marker inconsistency in tile %d: tile-part index greater (%d) than number of tile-parts (%d)\n", tileno, partno, numparts);
1339     numparts = partno+1;
1340   }
1341         
1342         j2k->curtileno = tileno;
1343         j2k->cur_tp_num = partno;
1344         j2k->eot = cio_getbp(cio) - 12 + totlen;
1345         j2k->state = J2K_STATE_TPH;
1346         tcp = &cp->tcps[j2k->curtileno];
1347
1348         /* Index */
1349         if (j2k->cstr_info) {
1350                 if (tcp->first) {
1351                         if (tileno == 0) 
1352                                 j2k->cstr_info->main_head_end = cio_tell(cio) - 13;
1353                         j2k->cstr_info->tile[tileno].tileno = tileno;
1354                         j2k->cstr_info->tile[tileno].start_pos = cio_tell(cio) - 12;
1355                         j2k->cstr_info->tile[tileno].end_pos = j2k->cstr_info->tile[tileno].start_pos + totlen - 1;                             
1356     } else {
1357                         j2k->cstr_info->tile[tileno].end_pos += totlen;
1358                 }
1359     j2k->cstr_info->tile[tileno].num_tps = numparts;
1360     if (numparts)
1361       j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_realloc(j2k->cstr_info->tile[tileno].tp, numparts * sizeof(opj_tp_info_t));
1362     else
1363       j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_realloc(j2k->cstr_info->tile[tileno].tp, 10 * sizeof(opj_tp_info_t)); /* Fixme (10)*/
1364                 j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = cio_tell(cio) - 12;
1365                 j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos = 
1366                         j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
1367         }
1368         
1369         if (tcp->first == 1) {          
1370                 /* Initialization PPT */
1371                 opj_tccp_t *tmp = tcp->tccps;
1372                 memcpy(tcp, j2k->default_tcp, sizeof(opj_tcp_t));
1373                 tcp->ppt = 0;
1374                 tcp->ppt_data = NULL;
1375                 tcp->ppt_data_first = NULL;
1376                 tcp->tccps = tmp;
1377
1378                 for (i = 0; i < j2k->image->numcomps; i++) {
1379                         tcp->tccps[i] = j2k->default_tcp->tccps[i];
1380                 }
1381                 cp->tcps[j2k->curtileno].first = 0;
1382         }
1383 }
1384
1385 static void j2k_write_sod(opj_j2k_t *j2k, void *tile_coder) {
1386         int l, layno;
1387         int totlen;
1388         opj_tcp_t *tcp = NULL;
1389         opj_codestream_info_t *cstr_info = NULL;
1390         
1391         opj_tcd_t *tcd = (opj_tcd_t*)tile_coder;        /* cast is needed because of conflicts in header inclusions */
1392         opj_cp_t *cp = j2k->cp;
1393         opj_cio_t *cio = j2k->cio;
1394
1395         tcd->tp_num = j2k->tp_num ;
1396         tcd->cur_tp_num = j2k->cur_tp_num;
1397         
1398         cio_write(cio, J2K_MS_SOD, 2);
1399
1400         if( j2k->cstr_info && j2k->cur_tp_num==0){
1401           j2k_add_tlmarker( j2k->curtileno, j2k->cstr_info, J2K_MS_SOD, cio_tell(cio), 0);
1402         }
1403
1404         if (j2k->curtileno == 0) {
1405                 j2k->sod_start = cio_tell(cio) + j2k->pos_correction;
1406         }
1407
1408         /* INDEX >> */
1409         cstr_info = j2k->cstr_info;
1410         if (cstr_info) {
1411                 if (!j2k->cur_tp_num ) {
1412                         cstr_info->tile[j2k->curtileno].end_header = cio_tell(cio) + j2k->pos_correction - 1;
1413                         j2k->cstr_info->tile[j2k->curtileno].tileno = j2k->curtileno;
1414                 }
1415                 else{
1416                         if(cstr_info->tile[j2k->curtileno].packet[cstr_info->packno - 1].end_pos < cio_tell(cio))
1417                                 cstr_info->tile[j2k->curtileno].packet[cstr_info->packno].start_pos = cio_tell(cio);
1418                 }
1419                 /* UniPG>> */
1420 #ifdef USE_JPWL
1421                 /* update markers struct */
1422                 j2k_add_marker(j2k->cstr_info, J2K_MS_SOD, j2k->sod_start, 2);
1423 #endif /* USE_JPWL */
1424                 /* <<UniPG */
1425         }
1426         /* << INDEX */
1427         
1428         tcp = &cp->tcps[j2k->curtileno];
1429         for (layno = 0; layno < tcp->numlayers; layno++) {
1430                 if (tcp->rates[layno]>(j2k->sod_start / (cp->th * cp->tw))) {
1431                         tcp->rates[layno]-=(j2k->sod_start / (cp->th * cp->tw));
1432                 } else if (tcp->rates[layno]) {
1433                         tcp->rates[layno]=1;
1434                 }
1435         }
1436         if(j2k->cur_tp_num == 0){
1437                 tcd->tcd_image->tiles->packno = 0;
1438                 if(cstr_info)
1439                         cstr_info->packno = 0;
1440         }
1441         
1442         l = tcd_encode_tile(tcd, j2k->curtileno, cio_getbp(cio), cio_numbytesleft(cio) - 2, cstr_info);
1443         
1444         /* Writing Psot in SOT marker */
1445         totlen = cio_tell(cio) + l - j2k->sot_start;
1446         cio_seek(cio, j2k->sot_start + 6);
1447         cio_write(cio, totlen, 4);
1448         cio_seek(cio, j2k->sot_start + totlen);
1449         /* Writing Ttlm and Ptlm in TLM marker */
1450         if(cp->cinema){
1451                 cio_seek(cio, j2k->tlm_start + 6 + (5*j2k->cur_tp_num));
1452                 cio_write(cio, j2k->curtileno, 1);
1453                 cio_write(cio, totlen, 4);
1454         }
1455         cio_seek(cio, j2k->sot_start + totlen);
1456 }
1457
1458 static void j2k_read_sod(opj_j2k_t *j2k) {
1459         int len, truncate = 0, i;
1460         unsigned char *data = NULL, *data_ptr = NULL;
1461
1462         opj_cio_t *cio = j2k->cio;
1463         int curtileno = j2k->curtileno;
1464
1465         /* Index */
1466         if (j2k->cstr_info) {
1467                 j2k->cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_end_header =
1468                         cio_tell(cio) + j2k->pos_correction - 1;
1469                 if (j2k->cur_tp_num == 0)
1470                         j2k->cstr_info->tile[j2k->curtileno].end_header = cio_tell(cio) + j2k->pos_correction - 1;
1471                 j2k->cstr_info->packno = 0;
1472         }
1473         
1474         len = int_min(j2k->eot - cio_getbp(cio), cio_numbytesleft(cio) + 1);
1475
1476         if (len == cio_numbytesleft(cio) + 1) {
1477                 truncate = 1;           /* Case of a truncate codestream */
1478         }       
1479
1480         data = j2k->tile_data[curtileno];
1481         data = (unsigned char*) opj_realloc(data, (j2k->tile_len[curtileno] + len) * sizeof(unsigned char));
1482
1483         data_ptr = data + j2k->tile_len[curtileno];
1484         for (i = 0; i < len; i++) {
1485                 data_ptr[i] = cio_read(cio, 1);
1486         }
1487
1488         j2k->tile_len[curtileno] += len;
1489         j2k->tile_data[curtileno] = data;
1490         
1491         if (!truncate) {
1492                 j2k->state = J2K_STATE_TPHSOT;
1493         } else {
1494                 j2k->state = J2K_STATE_NEOC;    /* RAJOUTE !! */
1495         }
1496         j2k->cur_tp_num++;
1497 }
1498
1499 static void j2k_write_rgn(opj_j2k_t *j2k, int compno, int tileno) {
1500         opj_cp_t *cp = j2k->cp;
1501         opj_tcp_t *tcp = &cp->tcps[tileno];
1502         opj_cio_t *cio = j2k->cio;
1503         int numcomps = j2k->image->numcomps;
1504         
1505         cio_write(cio, J2K_MS_RGN, 2);                                          /* RGN  */
1506         cio_write(cio, numcomps <= 256 ? 5 : 6, 2);                     /* Lrgn */
1507         cio_write(cio, compno, numcomps <= 256 ? 1 : 2);        /* Crgn */
1508         cio_write(cio, 0, 1);                                                           /* Srgn */
1509         cio_write(cio, tcp->tccps[compno].roishift, 1);         /* SPrgn */
1510 }
1511
1512 static void j2k_read_rgn(opj_j2k_t *j2k) {
1513         int len, compno, roisty;
1514
1515         opj_cp_t *cp = j2k->cp;
1516         opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
1517         opj_cio_t *cio = j2k->cio;
1518         int numcomps = j2k->image->numcomps;
1519
1520         len = cio_read(cio, 2);                                                                         /* Lrgn */
1521         compno = cio_read(cio, numcomps <= 256 ? 1 : 2);                        /* Crgn */
1522         roisty = cio_read(cio, 1);                                                                      /* Srgn */
1523
1524 #ifdef USE_JPWL
1525         if (j2k->cp->correct) {
1526                 /* totlen is negative or larger than the bytes left!!! */
1527                 if (compno >= numcomps) {
1528                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1529                                 "JPWL: bad component number in RGN (%d when there are only %d)\n",
1530                                 compno, numcomps);
1531                         if (!JPWL_ASSUME || JPWL_ASSUME) {
1532                                 opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
1533                                 return;
1534                         }
1535                 }
1536         };
1537 #endif /* USE_JPWL */
1538
1539         tcp->tccps[compno].roishift = cio_read(cio, 1);                         /* SPrgn */
1540 }
1541
1542 static void j2k_write_eoc(opj_j2k_t *j2k) {
1543         opj_cio_t *cio = j2k->cio;
1544         /* opj_event_msg(j2k->cinfo, "%.8x: EOC\n", cio_tell(cio) + j2k->pos_correction); */
1545         cio_write(cio, J2K_MS_EOC, 2);
1546
1547 /* UniPG>> */
1548 #ifdef USE_JPWL
1549         /* update markers struct */
1550         j2k_add_marker(j2k->cstr_info, J2K_MS_EOC, cio_tell(cio) - 2, 2);
1551 #endif /* USE_JPWL */
1552 /* <<UniPG */
1553 }
1554
1555 static void j2k_read_eoc(opj_j2k_t *j2k) {
1556         int i, tileno;
1557         opj_bool success;
1558
1559         /* if packets should be decoded */
1560         if (j2k->cp->limit_decoding != DECODE_ALL_BUT_PACKETS) {
1561                 opj_tcd_t *tcd = tcd_create(j2k->cinfo);
1562                 tcd_malloc_decode(tcd, j2k->image, j2k->cp);
1563                 for (i = 0; i < j2k->cp->tileno_size; i++) {
1564                         tcd_malloc_decode_tile(tcd, j2k->image, j2k->cp, i, j2k->cstr_info);
1565                         tileno = j2k->cp->tileno[i];
1566                         success = tcd_decode_tile(tcd, j2k->tile_data[tileno], j2k->tile_len[tileno], tileno, j2k->cstr_info);
1567                         opj_free(j2k->tile_data[tileno]);
1568                         j2k->tile_data[tileno] = NULL;
1569                         tcd_free_decode_tile(tcd, i);
1570                         if (success == OPJ_FALSE) {
1571                                 j2k->state |= J2K_STATE_ERR;
1572                                 break;
1573                         }
1574                 }
1575                 tcd_free_decode(tcd);
1576                 tcd_destroy(tcd);
1577         }
1578         /* if packets should not be decoded  */
1579         else {
1580                 for (i = 0; i < j2k->cp->tileno_size; i++) {
1581                         tileno = j2k->cp->tileno[i];
1582                         opj_free(j2k->tile_data[tileno]);
1583                         j2k->tile_data[tileno] = NULL;
1584                 }
1585         }       
1586         if (j2k->state & J2K_STATE_ERR)
1587                 j2k->state = J2K_STATE_MT + J2K_STATE_ERR;
1588         else
1589                 j2k->state = J2K_STATE_MT; 
1590 }
1591
1592 typedef struct opj_dec_mstabent {
1593         /** marker value */
1594         int id;
1595         /** value of the state when the marker can appear */
1596         int states;
1597         /** action linked to the marker */
1598         void (*handler) (opj_j2k_t *j2k);
1599 } opj_dec_mstabent_t;
1600
1601 opj_dec_mstabent_t j2k_dec_mstab[] = {
1602   {J2K_MS_SOC, J2K_STATE_MHSOC, j2k_read_soc},
1603   {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, j2k_read_sot},
1604   {J2K_MS_SOD, J2K_STATE_TPH, j2k_read_sod},
1605   {J2K_MS_EOC, J2K_STATE_TPHSOT, j2k_read_eoc},
1606   {J2K_MS_SIZ, J2K_STATE_MHSIZ, j2k_read_siz},
1607   {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_cod},
1608   {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_coc},
1609   {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_rgn},
1610   {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_qcd},
1611   {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_qcc},
1612   {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_poc},
1613   {J2K_MS_TLM, J2K_STATE_MH, j2k_read_tlm},
1614   {J2K_MS_PLM, J2K_STATE_MH, j2k_read_plm},
1615   {J2K_MS_PLT, J2K_STATE_TPH, j2k_read_plt},
1616   {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm},
1617   {J2K_MS_PPT, J2K_STATE_TPH, j2k_read_ppt},
1618   {J2K_MS_SOP, 0, 0},
1619   {J2K_MS_CRG, J2K_STATE_MH, j2k_read_crg},
1620   {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_com},
1621
1622 #ifdef USE_JPWL
1623   {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1624   {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1625   {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1626   {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1627 #endif /* USE_JPWL */
1628 #ifdef USE_JPSEC
1629   {J2K_MS_SEC, J2K_STATE_MH, j2k_read_sec},
1630   {J2K_MS_INSEC, 0, j2k_read_insec},
1631 #endif /* USE_JPSEC */
1632
1633   {0, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_unk}
1634 };
1635
1636 static void j2k_read_unk(opj_j2k_t *j2k) {
1637         opj_event_msg(j2k->cinfo, EVT_WARNING, "Unknown marker\n");
1638
1639 #ifdef USE_JPWL
1640         if (j2k->cp->correct) {
1641                 int m = 0, id, i;
1642                 int min_id = 0, min_dist = 17, cur_dist = 0, tmp_id;
1643                 cio_seek(j2k->cio, cio_tell(j2k->cio) - 2);
1644                 id = cio_read(j2k->cio, 2);
1645                 opj_event_msg(j2k->cinfo, EVT_ERROR,
1646                         "JPWL: really don't know this marker %x\n",
1647                         id);
1648                 if (!JPWL_ASSUME) {
1649                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1650                                 "- possible synch loss due to uncorrectable codestream errors => giving up\n");
1651                         return;
1652                 }
1653                 /* OK, activate this at your own risk!!! */
1654                 /* we look for the marker at the minimum hamming distance from this */
1655                 while (j2k_dec_mstab[m].id) {
1656                         
1657                         /* 1's where they differ */
1658                         tmp_id = j2k_dec_mstab[m].id ^ id;
1659
1660                         /* compute the hamming distance between our id and the current */
1661                         cur_dist = 0;
1662                         for (i = 0; i < 16; i++) {
1663                                 if ((tmp_id >> i) & 0x0001) {
1664                                         cur_dist++;
1665                                 }
1666                         }
1667
1668                         /* if current distance is smaller, set the minimum */
1669                         if (cur_dist < min_dist) {
1670                                 min_dist = cur_dist;
1671                                 min_id = j2k_dec_mstab[m].id;
1672                         }
1673                         
1674                         /* jump to the next marker */
1675                         m++;
1676                 }
1677
1678                 /* do we substitute the marker? */
1679                 if (min_dist < JPWL_MAXIMUM_HAMMING) {
1680                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1681                                 "- marker %x is at distance %d from the read %x\n",
1682                                 min_id, min_dist, id);
1683                         opj_event_msg(j2k->cinfo, EVT_ERROR,
1684                                 "- trying to substitute in place and crossing fingers!\n");
1685                         cio_seek(j2k->cio, cio_tell(j2k->cio) - 2);
1686                         cio_write(j2k->cio, min_id, 2);
1687
1688                         /* rewind */
1689                         cio_seek(j2k->cio, cio_tell(j2k->cio) - 2);
1690
1691                 }
1692
1693         };
1694 #endif /* USE_JPWL */
1695
1696 }
1697
1698 /**
1699 Read the lookup table containing all the marker, status and action
1700 @param id Marker value
1701 */
1702 static opj_dec_mstabent_t *j2k_dec_mstab_lookup(int id) {
1703         opj_dec_mstabent_t *e;
1704         for (e = j2k_dec_mstab; e->id != 0; e++) {
1705                 if (e->id == id) {
1706                         break;
1707                 }
1708         }
1709         return e;
1710 }
1711
1712 /* ----------------------------------------------------------------------- */
1713 /* J2K / JPT decoder interface                                             */
1714 /* ----------------------------------------------------------------------- */
1715
1716 opj_j2k_t* j2k_create_decompress(opj_common_ptr cinfo) {
1717         opj_j2k_t *j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
1718         if(!j2k)
1719                 return NULL;
1720
1721         j2k->default_tcp = (opj_tcp_t*) opj_calloc(1, sizeof(opj_tcp_t));
1722         if(!j2k->default_tcp) {
1723                 opj_free(j2k);
1724                 return NULL;
1725         }
1726
1727         j2k->cinfo = cinfo;
1728         j2k->tile_data = NULL;
1729
1730         return j2k;
1731 }
1732
1733 void j2k_destroy_decompress(opj_j2k_t *j2k) {
1734         int i = 0;
1735
1736         if(j2k->tile_len != NULL) {
1737                 opj_free(j2k->tile_len);
1738         }
1739         if(j2k->tile_data != NULL) {
1740                 opj_free(j2k->tile_data);
1741         }
1742         if(j2k->default_tcp != NULL) {
1743                 opj_tcp_t *default_tcp = j2k->default_tcp;
1744                 if(default_tcp->ppt_data_first != NULL) {
1745                         opj_free(default_tcp->ppt_data_first);
1746                 }
1747                 if(j2k->default_tcp->tccps != NULL) {
1748                         opj_free(j2k->default_tcp->tccps);
1749                 }
1750                 opj_free(j2k->default_tcp);
1751         }
1752         if(j2k->cp != NULL) {
1753                 opj_cp_t *cp = j2k->cp;
1754                 if(cp->tcps != NULL) {
1755                         for(i = 0; i < cp->tw * cp->th; i++) {
1756                                 if(cp->tcps[i].ppt_data_first != NULL) {
1757                                         opj_free(cp->tcps[i].ppt_data_first);
1758                                 }
1759                                 if(cp->tcps[i].tccps != NULL) {
1760                                         opj_free(cp->tcps[i].tccps);
1761                                 }
1762                         }
1763                         opj_free(cp->tcps);
1764                 }
1765                 if(cp->ppm_data_first != NULL) {
1766                         opj_free(cp->ppm_data_first);
1767                 }
1768                 if(cp->tileno != NULL) {
1769                         opj_free(cp->tileno);  
1770                 }
1771                 if(cp->comment != NULL) {
1772                         opj_free(cp->comment);
1773                 }
1774
1775                 opj_free(cp);
1776         }
1777         opj_free(j2k);
1778 }
1779
1780 void j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters) {
1781         if(j2k && parameters) {
1782                 /* create and initialize the coding parameters structure */
1783                 opj_cp_t *cp = (opj_cp_t*) opj_calloc(1, sizeof(opj_cp_t));
1784                 cp->reduce = parameters->cp_reduce;     
1785                 cp->layer = parameters->cp_layer;
1786                 cp->limit_decoding = parameters->cp_limit_decoding;
1787
1788 #ifdef USE_JPWL
1789                 cp->correct = parameters->jpwl_correct;
1790                 cp->exp_comps = parameters->jpwl_exp_comps;
1791                 cp->max_tiles = parameters->jpwl_max_tiles;
1792 #endif /* USE_JPWL */
1793
1794
1795                 /* keep a link to cp so that we can destroy it later in j2k_destroy_decompress */
1796                 j2k->cp = cp;
1797         }
1798 }
1799
1800 opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio, opj_codestream_info_t *cstr_info) {
1801         opj_image_t *image = NULL;
1802
1803         opj_common_ptr cinfo = j2k->cinfo;      
1804
1805         j2k->cio = cio;
1806         j2k->cstr_info = cstr_info;
1807         if (cstr_info)
1808                 memset(cstr_info, 0, sizeof(opj_codestream_info_t));
1809
1810         /* create an empty image */
1811         image = opj_image_create0();
1812         j2k->image = image;
1813
1814         j2k->state = J2K_STATE_MHSOC;
1815
1816         for (;;) {
1817                 opj_dec_mstabent_t *e;
1818                 int id = cio_read(cio, 2);
1819
1820 #ifdef USE_JPWL
1821                 /* we try to honor JPWL correction power */
1822                 if (j2k->cp->correct) {
1823
1824                         int orig_pos = cio_tell(cio);
1825                         opj_bool status;
1826
1827                         /* call the corrector */
1828                         status = jpwl_correct(j2k);
1829
1830                         /* go back to where you were */
1831                         cio_seek(cio, orig_pos - 2);
1832
1833                         /* re-read the marker */
1834                         id = cio_read(cio, 2);
1835
1836                         /* check whether it begins with ff */
1837                         if (id >> 8 != 0xff) {
1838                                 opj_event_msg(cinfo, EVT_ERROR,
1839                                         "JPWL: possible bad marker %x at %d\n",
1840                                         id, cio_tell(cio) - 2);
1841                                 if (!JPWL_ASSUME) {
1842                                         opj_image_destroy(image);
1843                                         opj_event_msg(cinfo, EVT_ERROR, "JPWL: giving up\n");
1844                                         return 0;
1845                                 }
1846                                 /* we try to correct */
1847                                 id = id | 0xff00;
1848                                 cio_seek(cio, cio_tell(cio) - 2);
1849                                 cio_write(cio, id, 2);
1850                                 opj_event_msg(cinfo, EVT_WARNING, "- trying to adjust this\n"
1851                                         "- setting marker to %x\n",
1852                                         id);
1853                         }
1854
1855                 }
1856 #endif /* USE_JPWL */
1857
1858                 if (id >> 8 != 0xff) {
1859                         opj_image_destroy(image);
1860                         opj_event_msg(cinfo, EVT_ERROR, "%.8x: expected a marker instead of %x\n", cio_tell(cio) - 2, id);
1861                         return 0;
1862                 }
1863                 e = j2k_dec_mstab_lookup(id);
1864                 /* Check if the marker is known*/
1865                 if (!(j2k->state & e->states)) {
1866                         opj_image_destroy(image);
1867                         opj_event_msg(cinfo, EVT_ERROR, "%.8x: unexpected marker %x\n", cio_tell(cio) - 2, id);
1868                         return 0;
1869                 }
1870                 /* Check if the decoding is limited to the main header*/
1871                 if (e->id == J2K_MS_SOT && j2k->cp->limit_decoding == LIMIT_TO_MAIN_HEADER) {
1872                         opj_event_msg(cinfo, EVT_INFO, "Main Header decoded.\n");
1873                         return image;
1874                 }               
1875
1876                 if (e->handler) {
1877                         (*e->handler)(j2k);
1878                 }
1879                 if (j2k->state & J2K_STATE_ERR) 
1880                         return NULL;    
1881
1882                 if (j2k->state == J2K_STATE_MT) {
1883                         break;
1884                 }
1885                 if (j2k->state == J2K_STATE_NEOC) {
1886                         break;
1887                 }
1888         }
1889         if (j2k->state == J2K_STATE_NEOC) {
1890                 j2k_read_eoc(j2k);
1891         }
1892
1893         if (j2k->state != J2K_STATE_MT) {
1894                 opj_event_msg(cinfo, EVT_WARNING, "Incomplete bitstream\n");
1895         }
1896         return image;
1897 }
1898
1899 /*
1900 * Read a JPT-stream and decode file
1901 *
1902 */
1903 opj_image_t* j2k_decode_jpt_stream(opj_j2k_t *j2k, opj_cio_t *cio,  opj_codestream_info_t *cstr_info) {
1904         opj_image_t *image = NULL;
1905         opj_jpt_msg_header_t header;
1906         int position;
1907         opj_common_ptr cinfo = j2k->cinfo;
1908
1909         OPJ_ARG_NOT_USED(cstr_info);
1910
1911         j2k->cio = cio;
1912
1913         /* create an empty image */
1914         image = opj_image_create0();
1915         j2k->image = image;
1916
1917         j2k->state = J2K_STATE_MHSOC;
1918         
1919         /* Initialize the header */
1920         jpt_init_msg_header(&header);
1921         /* Read the first header of the message */
1922         jpt_read_msg_header(cinfo, cio, &header);
1923         
1924         position = cio_tell(cio);
1925         if (header.Class_Id != 6) {     /* 6 : Main header data-bin message */
1926                 opj_image_destroy(image);
1927                 opj_event_msg(cinfo, EVT_ERROR, "[JPT-stream] : Expecting Main header first [class_Id %d] !\n", header.Class_Id);
1928                 return 0;
1929         }
1930         
1931         for (;;) {
1932                 opj_dec_mstabent_t *e = NULL;
1933                 int id;
1934                 
1935                 if (!cio_numbytesleft(cio)) {
1936                         j2k_read_eoc(j2k);
1937                         return image;
1938                 }
1939                 /* data-bin read -> need to read a new header */
1940                 if ((unsigned int) (cio_tell(cio) - position) == header.Msg_length) {
1941                         jpt_read_msg_header(cinfo, cio, &header);
1942                         position = cio_tell(cio);
1943                         if (header.Class_Id != 4) {     /* 4 : Tile data-bin message */
1944                                 opj_image_destroy(image);
1945                                 opj_event_msg(cinfo, EVT_ERROR, "[JPT-stream] : Expecting Tile info !\n");
1946                                 return 0;
1947                         }
1948                 }
1949                 
1950                 id = cio_read(cio, 2);
1951                 if (id >> 8 != 0xff) {
1952                         opj_image_destroy(image);
1953                         opj_event_msg(cinfo, EVT_ERROR, "%.8x: expected a marker instead of %x\n", cio_tell(cio) - 2, id);
1954                         return 0;
1955                 }
1956                 e = j2k_dec_mstab_lookup(id);
1957                 if (!(j2k->state & e->states)) {
1958                         opj_image_destroy(image);
1959                         opj_event_msg(cinfo, EVT_ERROR, "%.8x: unexpected marker %x\n", cio_tell(cio) - 2, id);
1960                         return 0;
1961                 }
1962                 if (e->handler) {
1963                         (*e->handler)(j2k);
1964                 }
1965                 if (j2k->state == J2K_STATE_MT) {
1966                         break;
1967                 }
1968                 if (j2k->state == J2K_STATE_NEOC) {
1969                         break;
1970                 }
1971         }
1972         if (j2k->state == J2K_STATE_NEOC) {
1973                 j2k_read_eoc(j2k);
1974         }
1975         
1976         if (j2k->state != J2K_STATE_MT) {
1977                 opj_event_msg(cinfo, EVT_WARNING, "Incomplete bitstream\n");
1978         }
1979
1980         return image;
1981 }
1982
1983 /* ----------------------------------------------------------------------- */
1984 /* J2K encoder interface                                                       */
1985 /* ----------------------------------------------------------------------- */
1986
1987 opj_j2k_t* j2k_create_compress(opj_common_ptr cinfo) {
1988         opj_j2k_t *j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
1989         if(j2k) {
1990                 j2k->cinfo = cinfo;
1991         }
1992         return j2k;
1993 }
1994
1995 void j2k_destroy_compress(opj_j2k_t *j2k) {
1996         int tileno;
1997
1998         if(!j2k) return;
1999         if(j2k->cp != NULL) {
2000                 opj_cp_t *cp = j2k->cp;
2001
2002                 if(cp->comment) {
2003                         opj_free(cp->comment);
2004                 }
2005                 if(cp->matrice) {
2006                         opj_free(cp->matrice);
2007                 }
2008                 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
2009                         opj_free(cp->tcps[tileno].tccps);
2010                 }
2011                 opj_free(cp->tcps);
2012                 opj_free(cp);
2013         }
2014
2015         opj_free(j2k);
2016 }
2017
2018 void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_t *image) {
2019         int i, j, tileno, numpocs_tile;
2020         opj_cp_t *cp = NULL;
2021
2022         if(!j2k || !parameters || ! image) {
2023                 return;
2024         }
2025
2026         /* create and initialize the coding parameters structure */
2027         cp = (opj_cp_t*) opj_calloc(1, sizeof(opj_cp_t));
2028
2029         /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
2030         j2k->cp = cp;
2031
2032         /* set default values for cp */
2033         cp->tw = 1;
2034         cp->th = 1;
2035
2036         /* 
2037         copy user encoding parameters 
2038         */
2039         cp->cinema = parameters->cp_cinema;
2040         cp->max_comp_size =     parameters->max_comp_size;
2041         cp->rsiz   = parameters->cp_rsiz;
2042         cp->disto_alloc = parameters->cp_disto_alloc;
2043         cp->fixed_alloc = parameters->cp_fixed_alloc;
2044         cp->fixed_quality = parameters->cp_fixed_quality;
2045
2046         /* mod fixed_quality */
2047         if(parameters->cp_matrice) {
2048                 size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(int);
2049                 cp->matrice = (int *) opj_malloc(array_size);
2050                 memcpy(cp->matrice, parameters->cp_matrice, array_size);
2051         }
2052
2053         /* tiles */
2054         cp->tdx = parameters->cp_tdx;
2055         cp->tdy = parameters->cp_tdy;
2056
2057         /* tile offset */
2058         cp->tx0 = parameters->cp_tx0;
2059         cp->ty0 = parameters->cp_ty0;
2060
2061         /* comment string */
2062         if(parameters->cp_comment) {
2063                 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
2064                 if(cp->comment) {
2065                         strcpy(cp->comment, parameters->cp_comment);
2066                 }
2067         }
2068
2069         /*
2070         calculate other encoding parameters
2071         */
2072
2073         if (parameters->tile_size_on) {
2074                 cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
2075                 cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
2076         } else {
2077                 cp->tdx = image->x1 - cp->tx0;
2078                 cp->tdy = image->y1 - cp->ty0;
2079         }
2080
2081         if(parameters->tp_on){
2082                 cp->tp_flag = parameters->tp_flag;
2083                 cp->tp_on = 1;
2084         }
2085         
2086         cp->img_size = 0;
2087         for(i=0;i<image->numcomps ;i++){
2088         cp->img_size += (image->comps[i].w *image->comps[i].h * image->comps[i].prec);
2089         }
2090
2091
2092 #ifdef USE_JPWL
2093         /*
2094         calculate JPWL encoding parameters
2095         */
2096
2097         if (parameters->jpwl_epc_on) {
2098                 int i;
2099
2100                 /* set JPWL on */
2101                 cp->epc_on = OPJ_TRUE;
2102                 cp->info_on = OPJ_FALSE; /* no informative technique */
2103
2104                 /* set EPB on */
2105                 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
2106                         cp->epb_on = OPJ_TRUE;
2107                         
2108                         cp->hprot_MH = parameters->jpwl_hprot_MH;
2109                         for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
2110                                 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
2111                                 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
2112                         }
2113                         /* if tile specs are not specified, copy MH specs */
2114                         if (cp->hprot_TPH[0] == -1) {
2115                                 cp->hprot_TPH_tileno[0] = 0;
2116                                 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
2117                         }
2118                         for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
2119                                 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
2120                                 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
2121                                 cp->pprot[i] = parameters->jpwl_pprot[i];
2122                         }
2123                 }
2124
2125                 /* set ESD writing */
2126                 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
2127                         cp->esd_on = OPJ_TRUE;
2128
2129                         cp->sens_size = parameters->jpwl_sens_size;
2130                         cp->sens_addr = parameters->jpwl_sens_addr;
2131                         cp->sens_range = parameters->jpwl_sens_range;
2132
2133                         cp->sens_MH = parameters->jpwl_sens_MH;
2134                         for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
2135                                 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
2136                                 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
2137                         }
2138                 }
2139
2140                 /* always set RED writing to false: we are at the encoder */
2141                 cp->red_on = OPJ_FALSE;
2142
2143         } else {
2144                 cp->epc_on = OPJ_FALSE;
2145         }
2146 #endif /* USE_JPWL */
2147
2148
2149         /* initialize the mutiple tiles */
2150         /* ---------------------------- */
2151         cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
2152
2153         for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
2154                 opj_tcp_t *tcp = &cp->tcps[tileno];
2155                 tcp->numlayers = parameters->tcp_numlayers;
2156                 for (j = 0; j < tcp->numlayers; j++) {
2157                         if(cp->cinema){
2158                                 if (cp->fixed_quality) {
2159                                         tcp->distoratio[j] = parameters->tcp_distoratio[j];
2160                                 }
2161                                 tcp->rates[j] = parameters->tcp_rates[j];
2162                         }else{
2163                                 if (cp->fixed_quality) {        /* add fixed_quality */
2164                                         tcp->distoratio[j] = parameters->tcp_distoratio[j];
2165                                 } else {
2166                                         tcp->rates[j] = parameters->tcp_rates[j];
2167                                 }
2168                         }
2169                 }
2170                 tcp->csty = parameters->csty;
2171                 tcp->prg = parameters->prog_order;
2172                 tcp->mct = parameters->tcp_mct; 
2173
2174                 numpocs_tile = 0;
2175                 tcp->POC = 0;
2176                 if (parameters->numpocs) {
2177                         /* initialisation of POC */
2178                         tcp->POC = 1;
2179                         for (i = 0; i < parameters->numpocs; i++) {
2180                                 if((tileno == parameters->POC[i].tile - 1) || (parameters->POC[i].tile == -1)) {
2181                                         opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
2182                                         tcp_poc->resno0         = parameters->POC[numpocs_tile].resno0;
2183                                         tcp_poc->compno0        = parameters->POC[numpocs_tile].compno0;
2184                                         tcp_poc->layno1         = parameters->POC[numpocs_tile].layno1;
2185                                         tcp_poc->resno1         = parameters->POC[numpocs_tile].resno1;
2186                                         tcp_poc->compno1        = parameters->POC[numpocs_tile].compno1;
2187                                         tcp_poc->prg1           = parameters->POC[numpocs_tile].prg1;
2188                                         tcp_poc->tile           = parameters->POC[numpocs_tile].tile;
2189                                         numpocs_tile++;
2190                                 }
2191                         }
2192                         tcp->numpocs = numpocs_tile -1 ;
2193                 }else{ 
2194                         tcp->numpocs = 0;
2195                 }
2196
2197                 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
2198
2199                 for (i = 0; i < image->numcomps; i++) {
2200                         opj_tccp_t *tccp = &tcp->tccps[i];
2201                         tccp->csty = parameters->csty & 0x01;   /* 0 => one precinct || 1 => custom precinct  */
2202                         tccp->numresolutions = parameters->numresolution;
2203                         tccp->cblkw = int_floorlog2(parameters->cblockw_init);
2204                         tccp->cblkh = int_floorlog2(parameters->cblockh_init);
2205                         tccp->cblksty = parameters->mode;
2206                         tccp->qmfbid = parameters->irreversible ? 0 : 1;
2207                         tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
2208                         tccp->numgbits = 2;
2209                         if (i == parameters->roi_compno) {
2210                                 tccp->roishift = parameters->roi_shift;
2211                         } else {
2212                                 tccp->roishift = 0;
2213                         }
2214
2215                         if(parameters->cp_cinema)
2216                         {
2217                                 /*Precinct size for lowest frequency subband=128*/
2218                                 tccp->prcw[0] = 7;
2219                                 tccp->prch[0] = 7;
2220                                 /*Precinct size at all other resolutions = 256*/
2221                                 for (j = 1; j < tccp->numresolutions; j++) {
2222                                         tccp->prcw[j] = 8;
2223                                         tccp->prch[j] = 8;
2224                                 }
2225                         }else{
2226                                 if (parameters->csty & J2K_CCP_CSTY_PRT) {
2227                                         int p = 0;
2228                                         for (j = tccp->numresolutions - 1; j >= 0; j--) {
2229                                                 if (p < parameters->res_spec) {
2230                                                         
2231                                                         if (parameters->prcw_init[p] < 1) {
2232                                                                 tccp->prcw[j] = 1;
2233                                                         } else {
2234                                                                 tccp->prcw[j] = int_floorlog2(parameters->prcw_init[p]);
2235                                                         }
2236                                                         
2237                                                         if (parameters->prch_init[p] < 1) {
2238                                                                 tccp->prch[j] = 1;
2239                                                         }else {
2240                                                                 tccp->prch[j] = int_floorlog2(parameters->prch_init[p]);
2241                                                         }
2242
2243                                                 } else {
2244                                                         int res_spec = parameters->res_spec;
2245                                                         int size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
2246                                                         int size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
2247                                                         
2248                                                         if (size_prcw < 1) {
2249                                                                 tccp->prcw[j] = 1;
2250                                                         } else {
2251                                                                 tccp->prcw[j] = int_floorlog2(size_prcw);
2252                                                         }
2253                                                         
2254                                                         if (size_prch < 1) {
2255                                                                 tccp->prch[j] = 1;
2256                                                         } else {
2257                                                                 tccp->prch[j] = int_floorlog2(size_prch);
2258                                                         }
2259                                                 }
2260                                                 p++;
2261                                                 /*printf("\nsize precinct for level %d : %d,%d\n", j,tccp->prcw[j], tccp->prch[j]); */
2262                                         }       /*end for*/
2263                                 } else {
2264                                         for (j = 0; j < tccp->numresolutions; j++) {
2265                                                 tccp->prcw[j] = 15;
2266                                                 tccp->prch[j] = 15;
2267                                         }
2268                                 }
2269                         }
2270
2271                         dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
2272                 }
2273         }
2274 }
2275
2276 opj_bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info) {
2277         int tileno, compno;
2278         opj_cp_t *cp = NULL;
2279
2280         opj_tcd_t *tcd = NULL;  /* TCD component */
2281
2282         j2k->cio = cio; 
2283         j2k->image = image;
2284
2285         cp = j2k->cp;
2286
2287         /* INDEX >> */
2288         j2k->cstr_info = cstr_info;
2289         if (cstr_info) {
2290                 int compno;
2291                 cstr_info->tile = (opj_tile_info_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tile_info_t));
2292                 cstr_info->image_w = image->x1 - image->x0;
2293                 cstr_info->image_h = image->y1 - image->y0;
2294                 cstr_info->prog = (&cp->tcps[0])->prg;
2295                 cstr_info->tw = cp->tw;
2296                 cstr_info->th = cp->th;
2297                 cstr_info->tile_x = cp->tdx;    /* new version parser */
2298                 cstr_info->tile_y = cp->tdy;    /* new version parser */
2299                 cstr_info->tile_Ox = cp->tx0;   /* new version parser */
2300                 cstr_info->tile_Oy = cp->ty0;   /* new version parser */
2301                 cstr_info->numcomps = image->numcomps;
2302                 cstr_info->numlayers = (&cp->tcps[0])->numlayers;
2303                 cstr_info->numdecompos = (int*) opj_malloc(image->numcomps * sizeof(int));
2304                 for (compno=0; compno < image->numcomps; compno++) {
2305                         cstr_info->numdecompos[compno] = (&cp->tcps[0])->tccps->numresolutions - 1;
2306                 }
2307                 cstr_info->D_max = 0.0;         /* ADD Marcela */
2308                 cstr_info->main_head_start = cio_tell(cio); /* position of SOC */
2309                 cstr_info->maxmarknum = 100;
2310                 cstr_info->marker = (opj_marker_info_t *) opj_malloc(cstr_info->maxmarknum * sizeof(opj_marker_info_t));
2311                 cstr_info->marknum = 0;
2312         }
2313         /* << INDEX */
2314
2315         j2k_write_soc(j2k);
2316         j2k_write_siz(j2k);
2317         j2k_write_cod(j2k);
2318         j2k_write_qcd(j2k);
2319
2320         if(cp->cinema){
2321                 for (compno = 1; compno < image->numcomps; compno++) {
2322                         j2k_write_coc(j2k, compno);
2323                         j2k_write_qcc(j2k, compno);
2324                 }
2325         }
2326
2327         for (compno = 0; compno < image->numcomps; compno++) {
2328                 opj_tcp_t *tcp = &cp->tcps[0];
2329                 if (tcp->tccps[compno].roishift)
2330                         j2k_write_rgn(j2k, compno, 0);
2331         }
2332         if (cp->comment != NULL) {
2333                 j2k_write_com(j2k);
2334         }
2335
2336         j2k->totnum_tp = j2k_calculate_tp(cp,image->numcomps,image,j2k);
2337         /* TLM Marker*/
2338         if(cp->cinema){
2339                 j2k_write_tlm(j2k);
2340                 if (cp->cinema == CINEMA4K_24) {
2341                         j2k_write_poc(j2k);
2342                 }
2343         }
2344
2345         /* uncomment only for testing JPSEC marker writing */
2346         /* j2k_write_sec(j2k); */
2347
2348         /* INDEX >> */
2349         if(cstr_info) {
2350                 cstr_info->main_head_end = cio_tell(cio) - 1;
2351         }
2352         /* << INDEX */
2353         /**** Main Header ENDS here ***/
2354
2355         /* create the tile encoder */
2356         tcd = tcd_create(j2k->cinfo);
2357
2358         /* encode each tile */
2359         for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
2360                 int pino;
2361                 int tilepartno=0;
2362                 /* UniPG>> */
2363                 int acc_pack_num = 0;
2364                 /* <<UniPG */
2365
2366
2367                 opj_tcp_t *tcp = &cp->tcps[tileno];
2368                 opj_event_msg(j2k->cinfo, EVT_INFO, "tile number %d / %d\n", tileno + 1, cp->tw * cp->th);
2369
2370                 j2k->curtileno = tileno;
2371                 j2k->cur_tp_num = 0;
2372                 tcd->cur_totnum_tp = j2k->cur_totnum_tp[j2k->curtileno];
2373                 /* initialisation before tile encoding  */
2374                 if (tileno == 0) {
2375                         tcd_malloc_encode(tcd, image, cp, j2k->curtileno);
2376                 } else {
2377                         tcd_init_encode(tcd, image, cp, j2k->curtileno);
2378                 }
2379
2380                 /* INDEX >> */
2381                 if(cstr_info) {
2382                         cstr_info->tile[j2k->curtileno].start_pos = cio_tell(cio) + j2k->pos_correction;
2383                         cstr_info->tile[j2k->curtileno].maxmarknum = 10;
2384                         cstr_info->tile[j2k->curtileno].marker = (opj_marker_info_t *) opj_malloc(cstr_info->tile[j2k->curtileno].maxmarknum * sizeof(opj_marker_info_t));
2385                         cstr_info->tile[j2k->curtileno].marknum = 0;
2386                 }
2387                 /* << INDEX */
2388
2389                 for(pino = 0; pino <= tcp->numpocs; pino++) {
2390                         int tot_num_tp;
2391                         tcd->cur_pino=pino;
2392
2393                         /*Get number of tile parts*/
2394                         tot_num_tp = j2k_get_num_tp(cp,pino,tileno);
2395                         tcd->tp_pos = cp->tp_pos;
2396
2397                         for(tilepartno = 0; tilepartno < tot_num_tp ; tilepartno++){
2398                                 j2k->tp_num = tilepartno;
2399                                 /* INDEX >> */
2400                                 if(cstr_info)
2401                                         cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_start_pos =
2402                                         cio_tell(cio) + j2k->pos_correction;
2403                                 /* << INDEX */
2404                                 j2k_write_sot(j2k);
2405
2406                                 if(j2k->cur_tp_num == 0 && cp->cinema == 0){
2407                                         for (compno = 1; compno < image->numcomps; compno++) {
2408                                                 j2k_write_coc(j2k, compno);
2409                                                 j2k_write_qcc(j2k, compno);
2410                                         }
2411                                         if (cp->tcps[tileno].numpocs) {
2412                                                 j2k_write_poc(j2k);
2413                                         }
2414                                 }
2415
2416                                 /* INDEX >> */
2417                                 if(cstr_info)
2418                                         cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_end_header =
2419                                         cio_tell(cio) + j2k->pos_correction + 1;
2420                                 /* << INDEX */
2421
2422                                 j2k_write_sod(j2k, tcd);
2423
2424                                 /* INDEX >> */
2425                                 if(cstr_info) {
2426                                         cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_end_pos =
2427                                                 cio_tell(cio) + j2k->pos_correction - 1;
2428                                         cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_start_pack =
2429                                                 acc_pack_num;
2430                                         cstr_info->tile[j2k->curtileno].tp[j2k->cur_tp_num].tp_numpacks =
2431                                                 cstr_info->packno - acc_pack_num;
2432                                         acc_pack_num = cstr_info->packno;
2433                                 }
2434                                 /* << INDEX */
2435
2436                                 j2k->cur_tp_num++;
2437                         }                       
2438                 }
2439                 if(cstr_info) {
2440                         cstr_info->tile[j2k->curtileno].end_pos = cio_tell(cio) + j2k->pos_correction - 1;
2441                 }
2442
2443
2444                 /*
2445                 if (tile->PPT) { // BAD PPT !!! 
2446                 FILE *PPT_file;
2447                 int i;
2448                 PPT_file=fopen("PPT","rb");
2449                 fprintf(stderr,"%c%c%c%c",255,97,tile->len_ppt/256,tile->len_ppt%256);
2450                 for (i=0;i<tile->len_ppt;i++) {
2451                 unsigned char elmt;
2452                 fread(&elmt, 1, 1, PPT_file);
2453                 fwrite(&elmt,1,1,f);
2454                 }
2455                 fclose(PPT_file);
2456                 unlink("PPT");
2457                 }
2458                 */
2459
2460         }
2461
2462         /* destroy the tile encoder */
2463         tcd_free_encode(tcd);
2464         tcd_destroy(tcd);
2465
2466         opj_free(j2k->cur_totnum_tp);
2467
2468         j2k_write_eoc(j2k);
2469
2470         if(cstr_info) {
2471                 cstr_info->codestream_size = cio_tell(cio) + j2k->pos_correction;
2472                 /* UniPG>> */
2473                 /* The following adjustment is done to adjust the codestream size */
2474                 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
2475                 /* the first bunch of bytes is not in the codestream              */
2476                 cstr_info->codestream_size -= cstr_info->main_head_start;
2477                 /* <<UniPG */
2478         }
2479
2480 #ifdef USE_JPWL
2481         /*
2482         preparation of JPWL marker segments
2483         */
2484         if(cp->epc_on) {
2485
2486                 /* encode according to JPWL */
2487                 jpwl_encode(j2k, cio, image);
2488
2489         }
2490 #endif /* USE_JPWL */
2491
2492         return OPJ_TRUE;
2493 }
2494
2495 static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len) {
2496
2497         if (!cstr_info)
2498                 return;
2499
2500         /* expand the list? */
2501         if ((cstr_info->marknum + 1) > cstr_info->maxmarknum) {
2502                 cstr_info->maxmarknum = 100 + (int) ((float) cstr_info->maxmarknum * 1.0F);
2503                 cstr_info->marker = (opj_marker_info_t*)opj_realloc(cstr_info->marker, cstr_info->maxmarknum);
2504         }
2505
2506         /* add the marker */
2507         cstr_info->marker[cstr_info->marknum].type = type;
2508         cstr_info->marker[cstr_info->marknum].pos = pos;
2509         cstr_info->marker[cstr_info->marknum].len = len;
2510         cstr_info->marknum++;
2511
2512 }
2513
2514 static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len) {
2515
2516   opj_marker_info_t *marker;
2517
2518         if (!cstr_info)
2519                 return;
2520
2521         /* expand the list? */
2522         if ((cstr_info->tile[tileno].marknum + 1) > cstr_info->tile[tileno].maxmarknum) {
2523                 cstr_info->tile[tileno].maxmarknum = 100 + (int) ((float) cstr_info->tile[tileno].maxmarknum * 1.0F);
2524                 cstr_info->tile[tileno].marker = (opj_marker_info_t*)opj_realloc(cstr_info->tile[tileno].marker, cstr_info->maxmarknum);
2525         }
2526
2527         marker = &(cstr_info->tile[tileno].marker[cstr_info->tile[tileno].marknum]);
2528
2529         /* add the marker */
2530         marker->type = type;
2531         marker->pos = pos;
2532         marker->len = len;
2533         cstr_info->tile[tileno].marknum++;
2534 }