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) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
9 * Copyright (c) 2006-2007, Parvatha Elangovan
10 * Copyright (c) 2010-2011, Kaori Hagihara
11 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
12 * Copyright (c) 2012, CS Systemes d'Information, France
13 * All rights reserved.
14 *
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
17 * are met:
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 */
36
37 #include "opj_includes.h"
38
39 #define CINEMA_24_CS 1302083 /*Codestream length for 24fps*/
40 #define CINEMA_48_CS 651041 /*Codestream length for 48fps*/
41 #define COMP_24_CS 1041666 /*Maximum size per color component for 2K & 4K @ 24fps*/
42 #define COMP_48_CS 520833 /*Maximum size per color component for 2K @ 48fps*/
43
44 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
45 /*@{*/
46
47 /** @name Local static functions */
48 /*@{*/
49
50 /**
51 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
52 */
53 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k);
54
55 /**
56 * The read header procedure.
57 */
58 static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
59 opj_stream_private_t *p_stream,
60 opj_event_mgr_t * p_manager);
61
62 /**
63 * The default encoding validation procedure without any extension.
64 *
65 * @param p_j2k the jpeg2000 codec to validate.
66 * @param p_stream the input stream to validate.
67 * @param p_manager the user event manager.
68 *
69 * @return true if the parameters are correct.
70 */
71 static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
72 opj_stream_private_t *p_stream,
73 opj_event_mgr_t * p_manager );
74
75 /**
76 * The default decoding validation procedure without any extension.
77 *
78 * @param p_j2k the jpeg2000 codec to validate.
79 * @param p_stream the input stream to validate.
80 * @param p_manager the user event manager.
81 *
82 * @return true if the parameters are correct.
83 */
84 static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t * p_j2k,
85 opj_stream_private_t *p_stream,
86 opj_event_mgr_t * p_manager );
87
88 /**
89 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
90 * are valid. Developpers wanting to extend the library can add their own validation procedures.
91 */
92 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k);
93
94 /**
95 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
96 * are valid. Developpers wanting to extend the library can add their own validation procedures.
97 */
98 static void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k);
99
100 /**
101 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
102 * are valid. Developpers wanting to extend the library can add their own validation procedures.
103 */
104 static void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k);
105
106 /**
107 * The mct encoding validation procedure.
108 *
109 * @param p_j2k the jpeg2000 codec to validate.
110 * @param p_stream the input stream to validate.
111 * @param p_manager the user event manager.
112 *
113 * @return true if the parameters are correct.
114 */
115 static OPJ_BOOL opj_j2k_mct_validation (opj_j2k_t * p_j2k,
116 opj_stream_private_t *p_stream,
117 opj_event_mgr_t * p_manager );
118
119 /**
120 * Builds the tcd decoder to use to decode tile.
121 */
122 static OPJ_BOOL opj_j2k_build_decoder ( opj_j2k_t * p_j2k,
123 opj_stream_private_t *p_stream,
124 opj_event_mgr_t * p_manager );
125 /**
126 * Builds the tcd encoder to use to encode tile.
127 */
128 static OPJ_BOOL opj_j2k_build_encoder ( opj_j2k_t * p_j2k,
129 opj_stream_private_t *p_stream,
130 opj_event_mgr_t * p_manager );
131
132 /**
133 * Creates a tile-coder decoder.
134 *
135 * @param p_stream the stream to write data to.
136 * @param p_j2k J2K codec.
137 * @param p_manager the user event manager.
138 */
139 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
140 opj_stream_private_t *p_stream,
141 opj_event_mgr_t * p_manager );
142
143 /**
144 * Excutes the given procedures on the given codec.
145 *
146 * @param p_procedure_list the list of procedures to execute
147 * @param p_j2k the jpeg2000 codec to execute the procedures on.
148 * @param p_stream the stream to execute the procedures on.
149 * @param p_manager the user manager.
150 *
151 * @return true if all the procedures were successfully executed.
152 */
153 static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
154 opj_procedure_list_t * p_procedure_list,
155 opj_stream_private_t *p_stream,
156 opj_event_mgr_t * p_manager);
157
158 /**
159 * Updates the rates of the tcp.
160 *
161 * @param p_stream the stream to write data to.
162 * @param p_j2k J2K codec.
163 * @param p_manager the user event manager.
164 */
165 static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
166 opj_stream_private_t *p_stream,
167 opj_event_mgr_t * p_manager );
168
169 /**
170 * Copies the decoding tile parameters onto all the tile parameters.
171 * Creates also the tile decoder.
172 */
173 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
174 opj_stream_private_t *p_stream,
175 opj_event_mgr_t * p_manager );
176
177 /**
178 * Destroys the memory associated with the decoding of headers.
179 */
180 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
181 opj_stream_private_t *p_stream,
182 opj_event_mgr_t * p_manager );
183
184 /**
185 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
186 * with the marker value.
187 * @param p_id Marker value to look up
188 *
189 * @return the handler associated with the id.
190 */
191 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id);
192
193 /**
194 * Destroys a tile coding parameter structure.
195 *
196 * @param p_tcp the tile coding parameter to destroy.
197 */
198 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp);
199
200 /**
201 * Destroys the data inside a tile coding parameter structure.
202 *
203 * @param p_tcp the tile coding parameter which contain data to destroy.
204 */
205 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp);
206
207 /**
208 * Destroys a coding parameter structure.
209 *
210 * @param p_cp the coding parameter to destroy.
211 */
212 static void opj_j2k_cp_destroy (opj_cp_t *p_cp);
213
214 /**
215 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
216 *
217 * @param p_j2k J2K codec.
218 * @param p_tile_no FIXME DOC
219 * @param p_comp_no the component number to output.
220 * @param p_data FIXME DOC
221 * @param p_header_size FIXME DOC
222 * @param p_manager the user event manager.
223 *
224 * @return FIXME DOC
225 */
226 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
227 OPJ_UINT32 p_tile_no,
228 OPJ_UINT32 p_comp_no,
229 OPJ_BYTE * p_data,
230 OPJ_UINT32 * p_header_size,
231 opj_event_mgr_t * p_manager );
232
233 /**
234 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
235 *
236 * @param p_j2k the J2K codec.
237 * @param p_tile_no the tile index.
238 * @param p_comp_no the component being outputted.
239 *
240 * @return the number of bytes taken by the SPCod element.
241 */
242 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k,
243 OPJ_UINT32 p_tile_no,
244 OPJ_UINT32 p_comp_no );
245
246 /**
247 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
248 * @param p_j2k the jpeg2000 codec.
249 * @param compno FIXME DOC
250 * @param p_header_data the data contained in the COM box.
251 * @param p_header_size the size of the data contained in the COM marker.
252 * @param p_manager the user event manager.
253 */
254 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
255 OPJ_UINT32 compno,
256 OPJ_BYTE * p_header_data,
257 OPJ_UINT32 * p_header_size,
258 opj_event_mgr_t * p_manager );
259
260 /**
261 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
262 *
263 * @param p_tile_no the tile index.
264 * @param p_comp_no the component being outputted.
265 * @param p_j2k the J2K codec.
266 *
267 * @return the number of bytes taken by the SPCod element.
268 */
269 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
270 OPJ_UINT32 p_tile_no,
271 OPJ_UINT32 p_comp_no );
272
273 /**
274 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
275 *
276 * @param p_tile_no the tile to output.
277 * @param p_comp_no the component number to output.
278 * @param p_data the data buffer.
279 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
280 * @param p_j2k J2K codec.
281 * @param p_manager the user event manager.
282 *
283 */
284 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
285 OPJ_UINT32 p_tile_no,
286 OPJ_UINT32 p_comp_no,
287 OPJ_BYTE * p_data,
288 OPJ_UINT32 * p_header_size,
289 opj_event_mgr_t * p_manager);
290
291 /**
292 * Updates the Tile Length Marker.
293 */
294 static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
295
296 /**
297 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
298 *
299 * @param p_j2k J2K codec.
300 * @param compno the component number to output.
301 * @param p_header_data the data buffer.
302 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
303 * @param p_manager the user event manager.
304 *
305 */
306 static OPJ_BOOL opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k,
307 OPJ_UINT32 compno,
308 OPJ_BYTE * p_header_data,
309 OPJ_UINT32 * p_header_size,
310 opj_event_mgr_t * p_manager );
311
312 /**
313 * Copies the tile component parameters of all the component from the first tile component.
314 *
315 * @param p_j2k the J2k codec.
316 */
317 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k );
318
319 /**
320 * Copies the tile quantization parameters of all the component from the first tile component.
321 *
322 * @param p_j2k the J2k codec.
323 */
324 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k );
325
326 /**
327 * Reads the tiles.
328 */
329 static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
330 opj_stream_private_t *p_stream,
331 opj_event_mgr_t * p_manager);
332
333 static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
334 OPJ_UINT32 p_tile_index,
335 opj_stream_private_t *p_stream,
336 opj_event_mgr_t * p_manager );
337
338 static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image);
339
340 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
341
342 static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
343 OPJ_BYTE * p_data,
344 OPJ_UINT32 p_data_size,
345 opj_stream_private_t *p_stream,
346 opj_event_mgr_t * p_manager );
347
348 /**
349 * Sets up the procedures to do on writing header.
350 * Developers wanting to extend the library can add their own writing procedures.
351 */
352 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
353
354 static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
355 OPJ_BYTE * p_data,
356 OPJ_UINT32 * p_data_written,
357 OPJ_UINT32 p_total_data_size,
358 opj_stream_private_t *p_stream,
359 struct opj_event_mgr * p_manager );
360
361 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
362 OPJ_BYTE * p_data,
363 OPJ_UINT32 * p_data_written,
364 OPJ_UINT32 p_total_data_size,
365 opj_stream_private_t *p_stream,
366 struct opj_event_mgr * p_manager );
367
368 /**
369 * Gets the offset of the header.
370 *
371 * @param p_stream the stream to write data to.
372 * @param p_j2k J2K codec.
373 * @param p_manager the user event manager.
374 */
375 static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k,
376 opj_stream_private_t *p_stream,
377 opj_event_mgr_t * p_manager );
378
379 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
380
381 /*
382 * -----------------------------------------------------------------------
383 * -----------------------------------------------------------------------
384 * -----------------------------------------------------------------------
385 */
386
387 /**
388 * Writes the SOC marker (Start Of Codestream)
389 *
390 * @param p_stream the stream to write data to.
391 * @param p_j2k J2K codec.
392 * @param p_manager the user event manager.
393 */
394 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
395 opj_stream_private_t *p_stream,
396 opj_event_mgr_t * p_manager );
397
398 /**
399 * Reads a SOC marker (Start of Codestream)
400 * @param p_j2k the jpeg2000 file codec.
401 * @param p_stream XXX needs data
402 * @param p_manager the user event manager.
403 */
404 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
405 opj_stream_private_t *p_stream,
406 opj_event_mgr_t * p_manager );
407
408 /**
409 * Writes the SIZ marker (image and tile size)
410 *
411 * @param p_j2k J2K codec.
412 * @param p_stream the stream to write data to.
413 * @param p_manager the user event manager.
414 */
415 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
416 opj_stream_private_t *p_stream,
417 opj_event_mgr_t * p_manager );
418
419 /**
420 * Reads a SIZ marker (image and tile size)
421 * @param p_j2k the jpeg2000 file codec.
422 * @param p_header_data the data contained in the SIZ box.
423 * @param p_header_size the size of the data contained in the SIZ marker.
424 * @param p_manager the user event manager.
425 */
426 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
427 OPJ_BYTE * p_header_data,
428 OPJ_UINT32 p_header_size,
429 opj_event_mgr_t * p_manager);
430
431 /**
432 * Writes the COM marker (comment)
433 *
434 * @param p_stream the stream to write data to.
435 * @param p_j2k J2K codec.
436 * @param p_manager the user event manager.
437 */
438 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
439 opj_stream_private_t *p_stream,
440 opj_event_mgr_t * p_manager );
441
442 /**
443 * Reads a COM marker (comments)
444 * @param p_j2k the jpeg2000 file codec.
445 * @param p_header_data the data contained in the COM box.
446 * @param p_header_size the size of the data contained in the COM marker.
447 * @param p_manager the user event manager.
448 */
449 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
450 OPJ_BYTE * p_header_data,
451 OPJ_UINT32 p_header_size,
452 opj_event_mgr_t * p_manager );
453 /**
454 * Writes the COD marker (Coding style default)
455 *
456 * @param p_stream the stream to write data to.
457 * @param p_j2k J2K codec.
458 * @param p_manager the user event manager.
459 */
460 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
461 opj_stream_private_t *p_stream,
462 opj_event_mgr_t * p_manager );
463
464 /**
465 * Reads a COD marker (Coding Styke defaults)
466 * @param p_header_data the data contained in the COD box.
467 * @param p_j2k the jpeg2000 codec.
468 * @param p_header_size the size of the data contained in the COD marker.
469 * @param p_manager the user event manager.
470 */
471 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
472 OPJ_BYTE * p_header_data,
473 OPJ_UINT32 p_header_size,
474 opj_event_mgr_t * p_manager);
475
476 #if 0
477 /**
478 * Writes the COC marker (Coding style component)
479 *
480 * @param p_j2k J2K codec.
481 * @param p_comp_no the index of the component to output.
482 * @param p_stream the stream to write data to.
483 * @param p_manager the user event manager.
484 */
485 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
486 OPJ_UINT32 p_comp_no,
487 opj_stream_private_t *p_stream,
488 opj_event_mgr_t * p_manager );
489 #endif
490
491 #if 0
492 /**
493 * Writes the COC marker (Coding style component)
494 *
495 * @param p_j2k J2K codec.
496 * @param p_comp_no the index of the component to output.
497 * @param p_data FIXME DOC
498 * @param p_data_written FIXME DOC
499 * @param p_manager the user event manager.
500 */
501 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
502 OPJ_UINT32 p_comp_no,
503 OPJ_BYTE * p_data,
504 OPJ_UINT32 * p_data_written,
505 opj_event_mgr_t * p_manager );
506 #endif
507
508 /**
509 * Gets the maximum size taken by a coc.
510 *
511 * @param p_j2k the jpeg2000 codec to use.
512 */
513 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
514
515 /**
516 * Reads a COC marker (Coding Style Component)
517 * @param p_header_data the data contained in the COC box.
518 * @param p_j2k the jpeg2000 codec.
519 * @param p_header_size the size of the data contained in the COC marker.
520 * @param p_manager the user event manager.
521 */
522 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
523 OPJ_BYTE * p_header_data,
524 OPJ_UINT32 p_header_size,
525 opj_event_mgr_t * p_manager );
526
527 /**
528 * Writes the QCD marker (quantization default)
529 *
530 * @param p_j2k J2K codec.
531 * @param p_stream the stream to write data to.
532 * @param p_manager the user event manager.
533 */
534 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
535 opj_stream_private_t *p_stream,
536 opj_event_mgr_t * p_manager );
537
538 /**
539 * Reads a QCD marker (Quantization defaults)
540 * @param p_header_data the data contained in the QCD box.
541 * @param p_j2k the jpeg2000 codec.
542 * @param p_header_size the size of the data contained in the QCD marker.
543 * @param p_manager the user event manager.
544 */
545 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
546 OPJ_BYTE * p_header_data,
547 OPJ_UINT32 p_header_size,
548 opj_event_mgr_t * p_manager );
549 #if 0
550 /**
551 * Writes the QCC marker (quantization component)
552 *
553 * @param p_comp_no the index of the component to output.
554 * @param p_stream the stream to write data to.
555 * @param p_j2k J2K codec.
556 * @param p_manager the user event manager.
557 */
558 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
559 OPJ_UINT32 p_comp_no,
560 opj_stream_private_t *p_stream,
561 opj_event_mgr_t * p_manager );
562 #endif
563
564 #if 0
565 /**
566 * Writes the QCC marker (quantization component)
567 *
568 * @param p_j2k J2K codec.
569 * @param p_comp_no the index of the component to output.
570 * @param p_data FIXME DOC
571 * @param p_data_written the stream to write data to.
572 * @param p_manager the user event manager.
573 */
574 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
575 OPJ_UINT32 p_comp_no,
576 OPJ_BYTE * p_data,
577 OPJ_UINT32 * p_data_written,
578 opj_event_mgr_t * p_manager );
579 #endif
580
581 /**
582 * Gets the maximum size taken by a qcc.
583 */
584 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
585
586 /**
587 * Reads a QCC marker (Quantization component)
588 * @param p_header_data the data contained in the QCC box.
589 * @param p_j2k the jpeg2000 codec.
590 * @param p_header_size the size of the data contained in the QCC marker.
591 * @param p_manager the user event manager.
592 */
593 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
594 OPJ_BYTE * p_header_data,
595 OPJ_UINT32 p_header_size,
596 opj_event_mgr_t * p_manager);
597 /**
598 * Writes the POC marker (Progression Order Change)
599 *
600 * @param p_stream the stream to write data to.
601 * @param p_j2k J2K codec.
602 * @param p_manager the user event manager.
603 */
604 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
605 opj_stream_private_t *p_stream,
606 opj_event_mgr_t * p_manager );
607 /**
608 * Writes the POC marker (Progression Order Change)
609 *
610 * @param p_j2k J2K codec.
611 * @param p_data FIXME DOC
612 * @param p_data_written the stream to write data to.
613 * @param p_manager the user event manager.
614 */
615 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
616 OPJ_BYTE * p_data,
617 OPJ_UINT32 * p_data_written,
618 opj_event_mgr_t * p_manager );
619 /**
620 * Gets the maximum size taken by the writing of a POC.
621 */
622 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
623
624 /**
625 * Reads a POC marker (Progression Order Change)
626 *
627 * @param p_header_data the data contained in the POC box.
628 * @param p_j2k the jpeg2000 codec.
629 * @param p_header_size the size of the data contained in the POC marker.
630 * @param p_manager the user event manager.
631 */
632 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
633 OPJ_BYTE * p_header_data,
634 OPJ_UINT32 p_header_size,
635 opj_event_mgr_t * p_manager );
636
637 /**
638 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
639 */
640 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
641
642 /**
643 * Gets the maximum size taken by the headers of the SOT.
644 *
645 * @param p_j2k the jpeg2000 codec to use.
646 */
647 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
648
649 /**
650 * Reads a CRG marker (Component registration)
651 *
652 * @param p_header_data the data contained in the TLM box.
653 * @param p_j2k the jpeg2000 codec.
654 * @param p_header_size the size of the data contained in the TLM marker.
655 * @param p_manager the user event manager.
656 */
657 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
658 OPJ_BYTE * p_header_data,
659 OPJ_UINT32 p_header_size,
660 opj_event_mgr_t * p_manager );
661 /**
662 * Reads a TLM marker (Tile Length Marker)
663 *
664 * @param p_header_data the data contained in the TLM box.
665 * @param p_j2k the jpeg2000 codec.
666 * @param p_header_size the size of the data contained in the TLM marker.
667 * @param p_manager the user event manager.
668 */
669 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
670 OPJ_BYTE * p_header_data,
671 OPJ_UINT32 p_header_size,
672 opj_event_mgr_t * p_manager);
673
674 /**
675 * Writes the updated tlm.
676 *
677 * @param p_stream the stream to write data to.
678 * @param p_j2k J2K codec.
679 * @param p_manager the user event manager.
680 */
681 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
682 opj_stream_private_t *p_stream,
683 opj_event_mgr_t * p_manager );
684
685 /**
686 * Reads a PLM marker (Packet length, main header marker)
687 *
688 * @param p_header_data the data contained in the TLM box.
689 * @param p_j2k the jpeg2000 codec.
690 * @param p_header_size the size of the data contained in the TLM marker.
691 * @param p_manager the user event manager.
692 */
693 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
694 OPJ_BYTE * p_header_data,
695 OPJ_UINT32 p_header_size,
696 opj_event_mgr_t * p_manager);
697 /**
698 * Reads a PLT marker (Packet length, tile-part header)
699 *
700 * @param p_header_data the data contained in the PLT box.
701 * @param p_j2k the jpeg2000 codec.
702 * @param p_header_size the size of the data contained in the PLT marker.
703 * @param p_manager the user event manager.
704 */
705 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
706 OPJ_BYTE * p_header_data,
707 OPJ_UINT32 p_header_size,
708 opj_event_mgr_t * p_manager );
709
710 #if 0
711 /**
712 * Reads a PPM marker (Packed packet headers, main header)
713 *
714 * @param p_header_data the data contained in the POC box.
715 * @param p_j2k the jpeg2000 codec.
716 * @param p_header_size the size of the data contained in the POC marker.
717 * @param p_manager the user event manager.
718 */
719 static OPJ_BOOL j2k_read_ppm_v2 (
720 opj_j2k_t *p_j2k,
721 OPJ_BYTE * p_header_data,
722 OPJ_UINT32 p_header_size,
723 struct opj_event_mgr * p_manager
724 );
725 #endif
726
727 static OPJ_BOOL j2k_read_ppm_v3 (
728 opj_j2k_t *p_j2k,
729 OPJ_BYTE * p_header_data,
730 OPJ_UINT32 p_header_size,
731 opj_event_mgr_t * p_manager );
732
733 /**
734 * Reads a PPT marker (Packed packet headers, tile-part header)
735 *
736 * @param p_header_data the data contained in the PPT box.
737 * @param p_j2k the jpeg2000 codec.
738 * @param p_header_size the size of the data contained in the PPT marker.
739 * @param p_manager the user event manager.
740 */
741 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
742 OPJ_BYTE * p_header_data,
743 OPJ_UINT32 p_header_size,
744 opj_event_mgr_t * p_manager );
745 /**
746 * Writes the TLM marker (Tile Length Marker)
747 *
748 * @param p_stream the stream to write data to.
749 * @param p_j2k J2K codec.
750 * @param p_manager the user event manager.
751 */
752 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
753 opj_stream_private_t *p_stream,
754 opj_event_mgr_t * p_manager );
755
756 /**
757 * Writes the SOT marker (Start of tile-part)
758 *
759 * @param p_j2k J2K codec.
760 * @param p_data FIXME DOC
761 * @param p_data_written FIXME DOC
762 * @param p_stream the stream to write data to.
763 * @param p_manager the user event manager.
764 */
765 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
766 OPJ_BYTE * p_data,
767 OPJ_UINT32 * p_data_written,
768 const opj_stream_private_t *p_stream,
769 opj_event_mgr_t * p_manager );
770
771 /**
772 * Reads a PPT marker (Packed packet headers, tile-part header)
773 *
774 * @param p_header_data the data contained in the PPT box.
775 * @param p_j2k the jpeg2000 codec.
776 * @param p_header_size the size of the data contained in the PPT marker.
777 * @param p_manager the user event manager.
778 */
779 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
780 OPJ_BYTE * p_header_data,
781 OPJ_UINT32 p_header_size,
782 opj_event_mgr_t * p_manager );
783 /**
784 * Writes the SOD marker (Start of data)
785 *
786 * @param p_j2k J2K codec.
787 * @param p_tile_coder FIXME DOC
788 * @param p_data FIXME DOC
789 * @param p_data_written FIXME DOC
790 * @param p_total_data_size FIXME DOC
791 * @param p_stream the stream to write data to.
792 * @param p_manager the user event manager.
793 */
794 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
795 opj_tcd_t * p_tile_coder,
796 OPJ_BYTE * p_data,
797 OPJ_UINT32 * p_data_written,
798 OPJ_UINT32 p_total_data_size,
799 const opj_stream_private_t *p_stream,
800 opj_event_mgr_t * p_manager );
801
802 /**
803 * Reads a SOD marker (Start Of Data)
804 *
805 * @param p_j2k the jpeg2000 codec.
806 * @param p_stream FIXME DOC
807 * @param p_manager the user event manager.
808 */
809 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
810 opj_stream_private_t *p_stream,
811 opj_event_mgr_t * p_manager );
812
opj_j2k_update_tlm(opj_j2k_t * p_j2k,OPJ_UINT32 p_tile_part_size)813 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
814 {
815 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
816 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
817
818 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
819 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
820 }
821
822 /**
823 * Writes the RGN marker (Region Of Interest)
824 *
825 * @param p_tile_no the tile to output
826 * @param p_comp_no the component to output
827 * @param nb_comps the number of components
828 * @param p_stream the stream to write data to.
829 * @param p_j2k J2K codec.
830 * @param p_manager the user event manager.
831 */
832 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
833 OPJ_UINT32 p_tile_no,
834 OPJ_UINT32 p_comp_no,
835 OPJ_UINT32 nb_comps,
836 opj_stream_private_t *p_stream,
837 opj_event_mgr_t * p_manager );
838
839 /**
840 * Reads a RGN marker (Region Of Interest)
841 *
842 * @param p_header_data the data contained in the POC box.
843 * @param p_j2k the jpeg2000 codec.
844 * @param p_header_size the size of the data contained in the POC marker.
845 * @param p_manager the user event manager.
846 */
847 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
848 OPJ_BYTE * p_header_data,
849 OPJ_UINT32 p_header_size,
850 opj_event_mgr_t * p_manager );
851
852 /**
853 * Writes the EOC marker (End of Codestream)
854 *
855 * @param p_stream the stream to write data to.
856 * @param p_j2k J2K codec.
857 * @param p_manager the user event manager.
858 */
859 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
860 opj_stream_private_t *p_stream,
861 opj_event_mgr_t * p_manager );
862
863 #if 0
864 /**
865 * Reads a EOC marker (End Of Codestream)
866 *
867 * @param p_j2k the jpeg2000 codec.
868 * @param p_stream FIXME DOC
869 * @param p_manager the user event manager.
870 */
871 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
872 opj_stream_private_t *p_stream,
873 opj_event_mgr_t * p_manager );
874 #endif
875
876 /**
877 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
878 *
879 * @param p_stream the stream to write data to.
880 * @param p_j2k J2K codec.
881 * @param p_manager the user event manager.
882 */
883 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
884 opj_stream_private_t *p_stream,
885 opj_event_mgr_t * p_manager );
886
887 /**
888 * Inits the Info
889 *
890 * @param p_stream the stream to write data to.
891 * @param p_j2k J2K codec.
892 * @param p_manager the user event manager.
893 */
894 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
895 opj_stream_private_t *p_stream,
896 opj_event_mgr_t * p_manager );
897
898 /**
899 Add main header marker information
900 @param cstr_index Codestream information structure
901 @param type marker type
902 @param pos byte offset of marker segment
903 @param len length of marker segment
904 */
905 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
906 /**
907 Add tile header marker information
908 @param tileno tile index number
909 @param cstr_index Codestream information structure
910 @param type marker type
911 @param pos byte offset of marker segment
912 @param len length of marker segment
913 */
914 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len);
915
916 /**
917 * Reads an unknown marker
918 *
919 * @param p_j2k the jpeg2000 codec.
920 * @param p_stream the stream object to read from.
921 * @param output_marker FIXME DOC
922 * @param p_manager the user event manager.
923 *
924 * @return true if the marker could be deduced.
925 */
926 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
927 opj_stream_private_t *p_stream,
928 OPJ_UINT32 *output_marker,
929 opj_event_mgr_t * p_manager );
930
931 /**
932 * Writes the MCT marker (Multiple Component Transform)
933 *
934 * @param p_j2k J2K codec.
935 * @param p_mct_record FIXME DOC
936 * @param p_stream the stream to write data to.
937 * @param p_manager the user event manager.
938 */
939 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
940 opj_mct_data_t * p_mct_record,
941 opj_stream_private_t *p_stream,
942 opj_event_mgr_t * p_manager );
943
944 /**
945 * Reads a MCT marker (Multiple Component Transform)
946 *
947 * @param p_header_data the data contained in the MCT box.
948 * @param p_j2k the jpeg2000 codec.
949 * @param p_header_size the size of the data contained in the MCT marker.
950 * @param p_manager the user event manager.
951 */
952 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
953 OPJ_BYTE * p_header_data,
954 OPJ_UINT32 p_header_size,
955 opj_event_mgr_t * p_manager );
956
957 /**
958 * Writes the MCC marker (Multiple Component Collection)
959 *
960 * @param p_j2k J2K codec.
961 * @param p_mcc_record FIXME DOC
962 * @param p_stream the stream to write data to.
963 * @param p_manager the user event manager.
964 */
965 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
966 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
967 opj_stream_private_t *p_stream,
968 opj_event_mgr_t * p_manager );
969
970 /**
971 * Reads a MCC marker (Multiple Component Collection)
972 *
973 * @param p_header_data the data contained in the MCC box.
974 * @param p_j2k the jpeg2000 codec.
975 * @param p_header_size the size of the data contained in the MCC marker.
976 * @param p_manager the user event manager.
977 */
978 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
979 OPJ_BYTE * p_header_data,
980 OPJ_UINT32 p_header_size,
981 opj_event_mgr_t * p_manager );
982
983 /**
984 * Writes the MCO marker (Multiple component transformation ordering)
985 *
986 * @param p_stream the stream to write data to.
987 * @param p_j2k J2K codec.
988 * @param p_manager the user event manager.
989 */
990 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
991 opj_stream_private_t *p_stream,
992 opj_event_mgr_t * p_manager );
993
994 /**
995 * Reads a MCO marker (Multiple Component Transform Ordering)
996 *
997 * @param p_header_data the data contained in the MCO box.
998 * @param p_j2k the jpeg2000 codec.
999 * @param p_header_size the size of the data contained in the MCO marker.
1000 * @param p_manager the user event manager.
1001 */
1002 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
1003 OPJ_BYTE * p_header_data,
1004 OPJ_UINT32 p_header_size,
1005 opj_event_mgr_t * p_manager );
1006
1007 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
1008
1009 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1010 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1011 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1012 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1013
1014 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1015 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1016 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1017 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1018
1019 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1020 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1021 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1022 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1023
1024 /**
1025 * Ends the encoding, i.e. frees memory.
1026 *
1027 * @param p_stream the stream to write data to.
1028 * @param p_j2k J2K codec.
1029 * @param p_manager the user event manager.
1030 */
1031 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1032 opj_stream_private_t *p_stream,
1033 opj_event_mgr_t * p_manager );
1034
1035 /**
1036 * Writes the CBD marker (Component bit depth definition)
1037 *
1038 * @param p_stream the stream to write data to.
1039 * @param p_j2k J2K codec.
1040 * @param p_manager the user event manager.
1041 */
1042 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1043 opj_stream_private_t *p_stream,
1044 opj_event_mgr_t * p_manager );
1045
1046 /**
1047 * Reads a CBD marker (Component bit depth definition)
1048 * @param p_header_data the data contained in the CBD box.
1049 * @param p_j2k the jpeg2000 codec.
1050 * @param p_header_size the size of the data contained in the CBD marker.
1051 * @param p_manager the user event manager.
1052 */
1053 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1054 OPJ_BYTE * p_header_data,
1055 OPJ_UINT32 p_header_size,
1056 opj_event_mgr_t * p_manager);
1057
1058 #if 0
1059 /**
1060 * Writes COC marker for each component.
1061 *
1062 * @param p_stream the stream to write data to.
1063 * @param p_j2k J2K codec.
1064 * @param p_manager the user event manager.
1065 */
1066 static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k,
1067 opj_stream_private_t *p_stream,
1068 opj_event_mgr_t * p_manager );
1069 #endif
1070
1071 #if 0
1072 /**
1073 * Writes QCC marker for each component.
1074 *
1075 * @param p_stream the stream to write data to.
1076 * @param p_j2k J2K codec.
1077 * @param p_manager the user event manager.
1078 */
1079 static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k,
1080 opj_stream_private_t *p_stream,
1081 opj_event_mgr_t * p_manager );
1082 #endif
1083
1084 /**
1085 * Writes regions of interests.
1086 *
1087 * @param p_stream the stream to write data to.
1088 * @param p_j2k J2K codec.
1089 * @param p_manager the user event manager.
1090 */
1091 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1092 opj_stream_private_t *p_stream,
1093 opj_event_mgr_t * p_manager );
1094
1095 /**
1096 * Writes EPC ????
1097 *
1098 * @param p_stream the stream to write data to.
1099 * @param p_j2k J2K codec.
1100 * @param p_manager the user event manager.
1101 */
1102 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1103 opj_stream_private_t *p_stream,
1104 opj_event_mgr_t * p_manager );
1105
1106 /**
1107 * Checks the progression order changes values. Tells of the poc given as input are valid.
1108 * A nice message is outputted at errors.
1109 *
1110 * @param p_pocs the progression order changes.
1111 * @param p_nb_pocs the number of progression order changes.
1112 * @param p_nb_resolutions the number of resolutions.
1113 * @param numcomps the number of components
1114 * @param numlayers the number of layers.
1115 * @param p_manager the user event manager.
1116 *
1117 * @return true if the pocs are valid.
1118 */
1119 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1120 OPJ_UINT32 p_nb_pocs,
1121 OPJ_UINT32 p_nb_resolutions,
1122 OPJ_UINT32 numcomps,
1123 OPJ_UINT32 numlayers,
1124 opj_event_mgr_t * p_manager);
1125
1126 /**
1127 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1128 *
1129 * @param cp the coding parameters.
1130 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1131 * @param tileno the given tile.
1132 *
1133 * @return the number of tile parts.
1134 */
1135 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1136
1137 /**
1138 * Calculates the total number of tile parts needed by the encoder to
1139 * encode such an image. If not enough memory is available, then the function return false.
1140 *
1141 * @param p_nb_tiles pointer that will hold the number of tile parts.
1142 * @param cp the coding parameters for the image.
1143 * @param image the image to encode.
1144 * @param p_j2k the p_j2k encoder.
1145 * @param p_manager the user event manager.
1146 *
1147 * @return true if the function was successful, false else.
1148 */
1149 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1150 opj_cp_t *cp,
1151 OPJ_UINT32 * p_nb_tiles,
1152 opj_image_t *image,
1153 opj_event_mgr_t * p_manager);
1154
1155 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1156
1157 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1158
1159 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1160
1161 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1162
1163 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1164
1165 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1166
1167 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager);
1168
1169 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode, opj_event_mgr_t *p_manager);
1170
1171 /*@}*/
1172
1173 /*@}*/
1174
1175 /* ----------------------------------------------------------------------- */
1176 typedef struct j2k_prog_order{
1177 OPJ_PROG_ORDER enum_prog;
1178 char str_prog[5];
1179 }j2k_prog_order_t;
1180
1181 j2k_prog_order_t j2k_prog_order_list[] = {
1182 {OPJ_CPRL, "CPRL"},
1183 {OPJ_LRCP, "LRCP"},
1184 {OPJ_PCRL, "PCRL"},
1185 {OPJ_RLCP, "RLCP"},
1186 {OPJ_RPCL, "RPCL"},
1187 {(OPJ_PROG_ORDER)-1, ""}
1188 };
1189
1190 /**
1191 * FIXME DOC
1192 */
1193 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1194 {
1195 2,
1196 4,
1197 4,
1198 8
1199 };
1200
1201 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1202
1203 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1204 {
1205 opj_j2k_read_int16_to_float,
1206 opj_j2k_read_int32_to_float,
1207 opj_j2k_read_float32_to_float,
1208 opj_j2k_read_float64_to_float
1209 };
1210
1211 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1212 {
1213 opj_j2k_read_int16_to_int32,
1214 opj_j2k_read_int32_to_int32,
1215 opj_j2k_read_float32_to_int32,
1216 opj_j2k_read_float64_to_int32
1217 };
1218
1219 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1220 {
1221 opj_j2k_write_float_to_int16,
1222 opj_j2k_write_float_to_int32,
1223 opj_j2k_write_float_to_float,
1224 opj_j2k_write_float_to_float64
1225 };
1226
1227 typedef struct opj_dec_memory_marker_handler
1228 {
1229 /** marker value */
1230 OPJ_UINT32 id;
1231 /** value of the state when the marker can appear */
1232 OPJ_UINT32 states;
1233 /** action linked to the marker */
1234 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1235 OPJ_BYTE * p_header_data,
1236 OPJ_UINT32 p_header_size,
1237 opj_event_mgr_t * p_manager );
1238 }
1239 opj_dec_memory_marker_handler_t;
1240
1241 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1242 {
1243 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1244 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1245 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1246 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1247 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1248 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1249 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1250 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1251 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1252 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1253 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1254 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1255 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1256 {J2K_MS_SOP, 0, 0},
1257 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1258 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1259 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1260 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1261 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1262 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1263 #ifdef USE_JPWL
1264 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1265 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1266 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1267 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1268 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1269 #endif
1270 #endif /* USE_JPWL */
1271 #ifdef USE_JPSEC
1272 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1273 {J2K_MS_INSEC, 0, j2k_read_insec}
1274 #endif /* USE_JPSEC */
1275 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1276 };
1277
opj_j2k_read_int16_to_float(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1278 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1279 {
1280 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1281 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1282 OPJ_UINT32 i;
1283 OPJ_UINT32 l_temp;
1284
1285 for (i=0;i<p_nb_elem;++i) {
1286 opj_read_bytes(l_src_data,&l_temp,2);
1287
1288 l_src_data+=sizeof(OPJ_INT16);
1289
1290 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1291 }
1292 }
1293
opj_j2k_read_int32_to_float(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1294 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1295 {
1296 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1297 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1298 OPJ_UINT32 i;
1299 OPJ_UINT32 l_temp;
1300
1301 for (i=0;i<p_nb_elem;++i) {
1302 opj_read_bytes(l_src_data,&l_temp,4);
1303
1304 l_src_data+=sizeof(OPJ_INT32);
1305
1306 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1307 }
1308 }
1309
opj_j2k_read_float32_to_float(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1310 void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1311 {
1312 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1313 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1314 OPJ_UINT32 i;
1315 OPJ_FLOAT32 l_temp;
1316
1317 for (i=0;i<p_nb_elem;++i) {
1318 opj_read_float(l_src_data,&l_temp);
1319
1320 l_src_data+=sizeof(OPJ_FLOAT32);
1321
1322 *(l_dest_data++) = l_temp;
1323 }
1324 }
1325
opj_j2k_read_float64_to_float(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1326 void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1327 {
1328 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1329 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1330 OPJ_UINT32 i;
1331 OPJ_FLOAT64 l_temp;
1332
1333 for (i=0;i<p_nb_elem;++i) {
1334 opj_read_double(l_src_data,&l_temp);
1335
1336 l_src_data+=sizeof(OPJ_FLOAT64);
1337
1338 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1339 }
1340 }
1341
opj_j2k_read_int16_to_int32(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1342 void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1343 {
1344 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1345 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1346 OPJ_UINT32 i;
1347 OPJ_UINT32 l_temp;
1348
1349 for (i=0;i<p_nb_elem;++i) {
1350 opj_read_bytes(l_src_data,&l_temp,2);
1351
1352 l_src_data+=sizeof(OPJ_INT16);
1353
1354 *(l_dest_data++) = (OPJ_INT32) l_temp;
1355 }
1356 }
1357
opj_j2k_read_int32_to_int32(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1358 void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1359 {
1360 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1361 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1362 OPJ_UINT32 i;
1363 OPJ_UINT32 l_temp;
1364
1365 for (i=0;i<p_nb_elem;++i) {
1366 opj_read_bytes(l_src_data,&l_temp,4);
1367
1368 l_src_data+=sizeof(OPJ_INT32);
1369
1370 *(l_dest_data++) = (OPJ_INT32) l_temp;
1371 }
1372 }
1373
opj_j2k_read_float32_to_int32(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1374 void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1375 {
1376 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1377 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1378 OPJ_UINT32 i;
1379 OPJ_FLOAT32 l_temp;
1380
1381 for (i=0;i<p_nb_elem;++i) {
1382 opj_read_float(l_src_data,&l_temp);
1383
1384 l_src_data+=sizeof(OPJ_FLOAT32);
1385
1386 *(l_dest_data++) = (OPJ_INT32) l_temp;
1387 }
1388 }
1389
opj_j2k_read_float64_to_int32(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1390 void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1391 {
1392 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1393 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1394 OPJ_UINT32 i;
1395 OPJ_FLOAT64 l_temp;
1396
1397 for (i=0;i<p_nb_elem;++i) {
1398 opj_read_double(l_src_data,&l_temp);
1399
1400 l_src_data+=sizeof(OPJ_FLOAT64);
1401
1402 *(l_dest_data++) = (OPJ_INT32) l_temp;
1403 }
1404 }
1405
opj_j2k_write_float_to_int16(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1406 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1407 {
1408 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1409 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1410 OPJ_UINT32 i;
1411 OPJ_UINT32 l_temp;
1412
1413 for (i=0;i<p_nb_elem;++i) {
1414 l_temp = (OPJ_UINT32) *(l_src_data++);
1415
1416 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1417
1418 l_dest_data+=sizeof(OPJ_INT16);
1419 }
1420 }
1421
opj_j2k_write_float_to_int32(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1422 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1423 {
1424 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1425 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1426 OPJ_UINT32 i;
1427 OPJ_UINT32 l_temp;
1428
1429 for (i=0;i<p_nb_elem;++i) {
1430 l_temp = (OPJ_UINT32) *(l_src_data++);
1431
1432 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1433
1434 l_dest_data+=sizeof(OPJ_INT32);
1435 }
1436 }
1437
opj_j2k_write_float_to_float(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1438 void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1439 {
1440 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1441 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1442 OPJ_UINT32 i;
1443 OPJ_FLOAT32 l_temp;
1444
1445 for (i=0;i<p_nb_elem;++i) {
1446 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1447
1448 opj_write_float(l_dest_data,l_temp);
1449
1450 l_dest_data+=sizeof(OPJ_FLOAT32);
1451 }
1452 }
1453
opj_j2k_write_float_to_float64(const void * p_src_data,void * p_dest_data,OPJ_UINT32 p_nb_elem)1454 void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1455 {
1456 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1457 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1458 OPJ_UINT32 i;
1459 OPJ_FLOAT64 l_temp;
1460
1461 for (i=0;i<p_nb_elem;++i) {
1462 l_temp = (OPJ_FLOAT64) *(l_src_data++);
1463
1464 opj_write_double(l_dest_data,l_temp);
1465
1466 l_dest_data+=sizeof(OPJ_FLOAT64);
1467 }
1468 }
1469
opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)1470 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1471 j2k_prog_order_t *po;
1472 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1473 if(po->enum_prog == prg_order){
1474 return po->str_prog;
1475 }
1476 }
1477 return po->str_prog;
1478 }
1479
opj_j2k_check_poc_val(const opj_poc_t * p_pocs,OPJ_UINT32 p_nb_pocs,OPJ_UINT32 p_nb_resolutions,OPJ_UINT32 p_num_comps,OPJ_UINT32 p_num_layers,opj_event_mgr_t * p_manager)1480 OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1481 OPJ_UINT32 p_nb_pocs,
1482 OPJ_UINT32 p_nb_resolutions,
1483 OPJ_UINT32 p_num_comps,
1484 OPJ_UINT32 p_num_layers,
1485 opj_event_mgr_t * p_manager)
1486 {
1487 OPJ_UINT32* packet_array;
1488 OPJ_UINT32 index , resno, compno, layno;
1489 OPJ_UINT32 i;
1490 OPJ_UINT32 step_c = 1;
1491 OPJ_UINT32 step_r = p_num_comps * step_c;
1492 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1493 OPJ_BOOL loss = OPJ_FALSE;
1494 OPJ_UINT32 layno0 = 0;
1495
1496 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1497 if (packet_array == 00) {
1498 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1499 return OPJ_FALSE;
1500 }
1501 memset(packet_array,0,step_l * p_num_layers* sizeof(OPJ_UINT32));
1502
1503 if (p_nb_pocs == 0) {
1504 opj_free(packet_array);
1505 return OPJ_TRUE;
1506 }
1507
1508 index = step_r * p_pocs->resno0;
1509 /* take each resolution for each poc */
1510 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1511 {
1512 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1513
1514 /* take each comp of each resolution for each poc */
1515 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1516 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1517
1518 /* and finally take each layer of each res of ... */
1519 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1520 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1521 packet_array[comp_index] = 1;
1522 comp_index += step_l;
1523 }
1524
1525 res_index += step_c;
1526 }
1527
1528 index += step_r;
1529 }
1530 ++p_pocs;
1531
1532 /* iterate through all the pocs */
1533 for (i = 1; i < p_nb_pocs ; ++i) {
1534 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1535
1536 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1537 index = step_r * p_pocs->resno0;
1538
1539 /* take each resolution for each poc */
1540 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1541 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1542
1543 /* take each comp of each resolution for each poc */
1544 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1545 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1546
1547 /* and finally take each layer of each res of ... */
1548 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1549 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1550 packet_array[comp_index] = 1;
1551 comp_index += step_l;
1552 }
1553
1554 res_index += step_c;
1555 }
1556
1557 index += step_r;
1558 }
1559
1560 ++p_pocs;
1561 }
1562
1563 index = 0;
1564 for (layno = 0; layno < p_num_layers ; ++layno) {
1565 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1566 for (compno = 0; compno < p_num_comps; ++compno) {
1567 loss |= (packet_array[index]!=1);
1568 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1569 index += step_c;
1570 }
1571 }
1572 }
1573
1574 if (loss) {
1575 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1576 }
1577
1578 opj_free(packet_array);
1579
1580 return !loss;
1581 }
1582
1583 /* ----------------------------------------------------------------------- */
1584
opj_j2k_get_num_tp(opj_cp_t * cp,OPJ_UINT32 pino,OPJ_UINT32 tileno)1585 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1586 {
1587 const OPJ_CHAR *prog = 00;
1588 OPJ_INT32 i;
1589 OPJ_UINT32 tpnum = 1;
1590 opj_tcp_t *tcp = 00;
1591 opj_poc_t * l_current_poc = 00;
1592
1593 /* preconditions */
1594 assert(tileno < (cp->tw * cp->th));
1595 assert(pino < (cp->tcps[tileno].numpocs + 1));
1596
1597 /* get the given tile coding parameter */
1598 tcp = &cp->tcps[tileno];
1599 assert(tcp != 00);
1600
1601 l_current_poc = &(tcp->pocs[pino]);
1602 assert(l_current_poc != 0);
1603
1604 /* get the progression order as a character string */
1605 prog = opj_j2k_convert_progression_order(tcp->prg);
1606 assert(strlen(prog) > 0);
1607
1608 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1609 for (i=0;i<4;++i) {
1610 switch (prog[i])
1611 {
1612 /* component wise */
1613 case 'C':
1614 tpnum *= l_current_poc->compE;
1615 break;
1616 /* resolution wise */
1617 case 'R':
1618 tpnum *= l_current_poc->resE;
1619 break;
1620 /* precinct wise */
1621 case 'P':
1622 tpnum *= l_current_poc->prcE;
1623 break;
1624 /* layer wise */
1625 case 'L':
1626 tpnum *= l_current_poc->layE;
1627 break;
1628 }
1629 /* whould we split here ? */
1630 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1631 cp->m_specific_param.m_enc.m_tp_pos=i;
1632 break;
1633 }
1634 }
1635 }
1636 else {
1637 tpnum=1;
1638 }
1639
1640 return tpnum;
1641 }
1642
opj_j2k_calculate_tp(opj_j2k_t * p_j2k,opj_cp_t * cp,OPJ_UINT32 * p_nb_tiles,opj_image_t * image,opj_event_mgr_t * p_manager)1643 OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1644 opj_cp_t *cp,
1645 OPJ_UINT32 * p_nb_tiles,
1646 opj_image_t *image,
1647 opj_event_mgr_t * p_manager
1648 )
1649 {
1650 OPJ_UINT32 pino,tileno;
1651 OPJ_UINT32 l_nb_tiles;
1652 opj_tcp_t *tcp;
1653
1654 /* preconditions */
1655 assert(p_nb_tiles != 00);
1656 assert(cp != 00);
1657 assert(image != 00);
1658 assert(p_j2k != 00);
1659 assert(p_manager != 00);
1660
1661 l_nb_tiles = cp->tw * cp->th;
1662 * p_nb_tiles = 0;
1663 tcp = cp->tcps;
1664
1665 /* INDEX >> */
1666 /* TODO mergeV2: check this part which use cstr_info */
1667 /*if (p_j2k->cstr_info) {
1668 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1669
1670 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1671 OPJ_UINT32 cur_totnum_tp = 0;
1672
1673 opj_pi_update_encoding_parameters(image,cp,tileno);
1674
1675 for (pino = 0; pino <= tcp->numpocs; ++pino)
1676 {
1677 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1678
1679 *p_nb_tiles = *p_nb_tiles + tp_num;
1680
1681 cur_totnum_tp += tp_num;
1682 }
1683
1684 tcp->m_nb_tile_parts = cur_totnum_tp;
1685
1686 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1687 if (l_info_tile_ptr->tp == 00) {
1688 return OPJ_FALSE;
1689 }
1690
1691 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1692
1693 l_info_tile_ptr->num_tps = cur_totnum_tp;
1694
1695 ++l_info_tile_ptr;
1696 ++tcp;
1697 }
1698 }
1699 else */{
1700 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1701 OPJ_UINT32 cur_totnum_tp = 0;
1702
1703 opj_pi_update_encoding_parameters(image,cp,tileno);
1704
1705 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1706 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1707
1708 *p_nb_tiles = *p_nb_tiles + tp_num;
1709
1710 cur_totnum_tp += tp_num;
1711 }
1712 tcp->m_nb_tile_parts = cur_totnum_tp;
1713
1714 ++tcp;
1715 }
1716 }
1717
1718 return OPJ_TRUE;
1719 }
1720
opj_j2k_write_soc(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)1721 OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1722 opj_stream_private_t *p_stream,
1723 opj_event_mgr_t * p_manager )
1724 {
1725 /* 2 bytes will be written */
1726 OPJ_BYTE * l_start_stream = 00;
1727
1728 /* preconditions */
1729 assert(p_stream != 00);
1730 assert(p_j2k != 00);
1731 assert(p_manager != 00);
1732
1733 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1734
1735 /* write SOC identifier */
1736 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1737
1738 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1739 return OPJ_FALSE;
1740 }
1741
1742 /* UniPG>> */
1743 #ifdef USE_JPWL
1744 /* update markers struct */
1745 /*
1746 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1747 */
1748 assert( 0 && "TODO" );
1749 #endif /* USE_JPWL */
1750 /* <<UniPG */
1751
1752 return OPJ_TRUE;
1753 }
1754
1755 /**
1756 * Reads a SOC marker (Start of Codestream)
1757 * @param p_j2k the jpeg2000 file codec.
1758 * @param p_stream FIXME DOC
1759 * @param p_manager the user event manager.
1760 */
opj_j2k_read_soc(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)1761 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1762 opj_stream_private_t *p_stream,
1763 opj_event_mgr_t * p_manager
1764 )
1765 {
1766 OPJ_BYTE l_data [2];
1767 OPJ_UINT32 l_marker;
1768
1769 /* preconditions */
1770 assert(p_j2k != 00);
1771 assert(p_manager != 00);
1772 assert(p_stream != 00);
1773
1774 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1775 return OPJ_FALSE;
1776 }
1777
1778 opj_read_bytes(l_data,&l_marker,2);
1779 if (l_marker != J2K_MS_SOC) {
1780 return OPJ_FALSE;
1781 }
1782
1783 /* Next marker should be a SIZ marker in the main header */
1784 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1785
1786 /* FIXME move it in a index structure included in p_j2k*/
1787 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1788
1789 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1790
1791 /* Add the marker to the codestream index*/
1792 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1793 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1794 return OPJ_FALSE;
1795 }
1796 return OPJ_TRUE;
1797 }
1798
opj_j2k_write_siz(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)1799 OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1800 opj_stream_private_t *p_stream,
1801 opj_event_mgr_t * p_manager )
1802 {
1803 OPJ_UINT32 i;
1804 OPJ_UINT32 l_size_len;
1805 OPJ_BYTE * l_current_ptr;
1806 opj_image_t * l_image = 00;
1807 opj_cp_t *cp = 00;
1808 opj_image_comp_t * l_img_comp = 00;
1809
1810 /* preconditions */
1811 assert(p_stream != 00);
1812 assert(p_j2k != 00);
1813 assert(p_manager != 00);
1814
1815 l_image = p_j2k->m_private_image;
1816 cp = &(p_j2k->m_cp);
1817 l_size_len = 40 + 3 * l_image->numcomps;
1818 l_img_comp = l_image->comps;
1819
1820 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1821
1822 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1823 if (! new_header_tile_data) {
1824 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1825 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1826 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1827 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1828 return OPJ_FALSE;
1829 }
1830 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1831 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1832 }
1833
1834 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1835
1836 /* write SOC identifier */
1837 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1838 l_current_ptr+=2;
1839
1840 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1841 l_current_ptr+=2;
1842
1843 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1844 l_current_ptr+=2;
1845
1846 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1847 l_current_ptr+=4;
1848
1849 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1850 l_current_ptr+=4;
1851
1852 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1853 l_current_ptr+=4;
1854
1855 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1856 l_current_ptr+=4;
1857
1858 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1859 l_current_ptr+=4;
1860
1861 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1862 l_current_ptr+=4;
1863
1864 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1865 l_current_ptr+=4;
1866
1867 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1868 l_current_ptr+=4;
1869
1870 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1871 l_current_ptr+=2;
1872
1873 for (i = 0; i < l_image->numcomps; ++i) {
1874 /* TODO here with MCT ? */
1875 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1876 ++l_current_ptr;
1877
1878 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1879 ++l_current_ptr;
1880
1881 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1882 ++l_current_ptr;
1883
1884 ++l_img_comp;
1885 }
1886
1887 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_size_len,p_manager) != l_size_len) {
1888 return OPJ_FALSE;
1889 }
1890
1891 return OPJ_TRUE;
1892 }
1893
1894 /**
1895 * Reads a SIZ marker (image and tile size)
1896 * @param p_j2k the jpeg2000 file codec.
1897 * @param p_header_data the data contained in the SIZ box.
1898 * @param p_header_size the size of the data contained in the SIZ marker.
1899 * @param p_manager the user event manager.
1900 */
opj_j2k_read_siz(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)1901 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1902 OPJ_BYTE * p_header_data,
1903 OPJ_UINT32 p_header_size,
1904 opj_event_mgr_t * p_manager
1905 )
1906 {
1907 OPJ_UINT32 i;
1908 OPJ_UINT32 l_nb_comp;
1909 OPJ_UINT32 l_nb_comp_remain;
1910 OPJ_UINT32 l_remaining_size;
1911 OPJ_UINT32 l_nb_tiles;
1912 OPJ_UINT32 l_tmp;
1913 opj_image_t *l_image = 00;
1914 opj_cp_t *l_cp = 00;
1915 opj_image_comp_t * l_img_comp = 00;
1916 opj_tcp_t * l_current_tile_param = 00;
1917
1918 /* preconditions */
1919 assert(p_j2k != 00);
1920 assert(p_manager != 00);
1921 assert(p_header_data != 00);
1922
1923 l_image = p_j2k->m_private_image;
1924 l_cp = &(p_j2k->m_cp);
1925
1926 /* minimum size == 39 - 3 (= minimum component parameter) */
1927 if (p_header_size < 36) {
1928 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1929 return OPJ_FALSE;
1930 }
1931
1932 l_remaining_size = p_header_size - 36;
1933 l_nb_comp = l_remaining_size / 3;
1934 l_nb_comp_remain = l_remaining_size % 3;
1935 if (l_nb_comp_remain != 0){
1936 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1937 return OPJ_FALSE;
1938 }
1939
1940 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1941 p_header_data+=2;
1942 l_cp->rsiz = (OPJ_RSIZ_CAPABILITIES) l_tmp;
1943 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1944 p_header_data+=4;
1945 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1946 p_header_data+=4;
1947 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1948 p_header_data+=4;
1949 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1950 p_header_data+=4;
1951 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1952 p_header_data+=4;
1953 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1954 p_header_data+=4;
1955 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1956 p_header_data+=4;
1957 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
1958 p_header_data+=4;
1959 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
1960 p_header_data+=2;
1961 if (l_tmp < 16385)
1962 l_image->numcomps = (OPJ_UINT16) l_tmp;
1963 else {
1964 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
1965 return OPJ_FALSE;
1966 }
1967
1968 if (l_image->numcomps != l_nb_comp) {
1969 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n", l_image->numcomps, l_nb_comp);
1970 return OPJ_FALSE;
1971 }
1972
1973 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
1974 if (l_image->x0 > l_image->x1 || l_image->y0 > l_image->y1) {
1975 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: negative image size (%d x %d)\n", l_image->x1 - l_image->x0, l_image->y1 - l_image->y0);
1976 return OPJ_FALSE;
1977 }
1978 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
1979 if (!(l_cp->tdx * l_cp->tdy)) {
1980 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx, l_cp->tdy);
1981 return OPJ_FALSE;
1982 }
1983
1984 /* testcase 1610.pdf.SIGSEGV.59c.681 */
1985 if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) {
1986 opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)", l_image->x1, l_image->y1);
1987 return OPJ_FALSE;
1988 }
1989
1990 #ifdef USE_JPWL
1991 if (l_cp->correct) {
1992 /* if JPWL is on, we check whether TX errors have damaged
1993 too much the SIZ parameters */
1994 if (!(l_image->x1 * l_image->y1)) {
1995 opj_event_msg(p_manager, EVT_ERROR,
1996 "JPWL: bad image size (%d x %d)\n",
1997 l_image->x1, l_image->y1);
1998 if (!JPWL_ASSUME || JPWL_ASSUME) {
1999 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2000 return OPJ_FALSE;
2001 }
2002 }
2003
2004 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2005 if (l_image->numcomps != ((len - 38) / 3)) {
2006 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2007 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2008 l_image->numcomps, ((len - 38) / 3));
2009 if (!JPWL_ASSUME) {
2010 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2011 return OPJ_FALSE;
2012 }
2013 */ /* we try to correct */
2014 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2015 if (l_image->numcomps < ((len - 38) / 3)) {
2016 len = 38 + 3 * l_image->numcomps;
2017 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2018 len);
2019 } else {
2020 l_image->numcomps = ((len - 38) / 3);
2021 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2022 l_image->numcomps);
2023 }
2024 }
2025 */
2026
2027 /* update components number in the jpwl_exp_comps filed */
2028 l_cp->exp_comps = l_image->numcomps;
2029 }
2030 #endif /* USE_JPWL */
2031
2032 /* Allocate the resulting image components */
2033 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
2034 if (l_image->comps == 00){
2035 l_image->numcomps = 0;
2036 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2037 return OPJ_FALSE;
2038 }
2039
2040 memset(l_image->comps,0,l_image->numcomps * sizeof(opj_image_comp_t));
2041 l_img_comp = l_image->comps;
2042
2043 /* Read the component information */
2044 for (i = 0; i < l_image->numcomps; ++i){
2045 OPJ_UINT32 tmp;
2046 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
2047 ++p_header_data;
2048 l_img_comp->prec = (tmp & 0x7f) + 1;
2049 l_img_comp->sgnd = tmp >> 7;
2050 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
2051 ++p_header_data;
2052 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2053 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2054 ++p_header_data;
2055 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2056 if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2057 l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
2058 opj_event_msg(p_manager, EVT_ERROR,
2059 "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
2060 i, l_img_comp->dx, l_img_comp->dy);
2061 return OPJ_FALSE;
2062 }
2063
2064 #ifdef USE_JPWL
2065 if (l_cp->correct) {
2066 /* if JPWL is on, we check whether TX errors have damaged
2067 too much the SIZ parameters, again */
2068 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2069 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2070 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2071 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2072 if (!JPWL_ASSUME) {
2073 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2074 return OPJ_FALSE;
2075 }
2076 /* we try to correct */
2077 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2078 if (!l_image->comps[i].dx) {
2079 l_image->comps[i].dx = 1;
2080 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2081 i, l_image->comps[i].dx);
2082 }
2083 if (!l_image->comps[i].dy) {
2084 l_image->comps[i].dy = 1;
2085 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2086 i, l_image->comps[i].dy);
2087 }
2088 }
2089 }
2090 #endif /* USE_JPWL */
2091 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2092 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2093 ++l_img_comp;
2094 }
2095
2096 /* Compute the number of tiles */
2097 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2098 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2099
2100 /* Check that the number of tiles is valid */
2101 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2102 opj_event_msg( p_manager, EVT_ERROR,
2103 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2104 l_cp->tw, l_cp->th);
2105 return OPJ_FALSE;
2106 }
2107 l_nb_tiles = l_cp->tw * l_cp->th;
2108
2109 /* Define the tiles which will be decoded */
2110 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2111 p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2112 p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2113 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2114 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2115 }
2116 else {
2117 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2118 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2119 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2120 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2121 }
2122
2123 #ifdef USE_JPWL
2124 if (l_cp->correct) {
2125 /* if JPWL is on, we check whether TX errors have damaged
2126 too much the SIZ parameters */
2127 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2128 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2129 "JPWL: bad number of tiles (%d x %d)\n",
2130 l_cp->tw, l_cp->th);
2131 if (!JPWL_ASSUME) {
2132 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2133 return OPJ_FALSE;
2134 }
2135 /* we try to correct */
2136 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2137 if (l_cp->tw < 1) {
2138 l_cp->tw= 1;
2139 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2140 l_cp->tw);
2141 }
2142 if (l_cp->tw > l_cp->max_tiles) {
2143 l_cp->tw= 1;
2144 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2145 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2146 l_cp->max_tiles, l_cp->tw);
2147 }
2148 if (l_cp->th < 1) {
2149 l_cp->th= 1;
2150 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2151 l_cp->th);
2152 }
2153 if (l_cp->th > l_cp->max_tiles) {
2154 l_cp->th= 1;
2155 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2156 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2157 l_cp->max_tiles, l_cp->th);
2158 }
2159 }
2160 }
2161 #endif /* USE_JPWL */
2162
2163 /* memory allocations */
2164 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2165 if (l_cp->tcps == 00) {
2166 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2167 return OPJ_FALSE;
2168 }
2169 memset(l_cp->tcps,0,l_nb_tiles*sizeof(opj_tcp_t));
2170
2171 #ifdef USE_JPWL
2172 if (l_cp->correct) {
2173 if (!l_cp->tcps) {
2174 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2175 "JPWL: could not alloc tcps field of cp\n");
2176 if (!JPWL_ASSUME || JPWL_ASSUME) {
2177 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2178 return OPJ_FALSE;
2179 }
2180 }
2181 }
2182 #endif /* USE_JPWL */
2183
2184 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2185 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2186 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2187 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2188 return OPJ_FALSE;
2189 }
2190 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps ,0,l_image->numcomps*sizeof(opj_tccp_t));
2191
2192 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2193 (opj_mct_data_t*)opj_malloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2194
2195 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2196 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2197 return OPJ_FALSE;
2198 }
2199 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records,0,OPJ_J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2200 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2201
2202 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2203 (opj_simple_mcc_decorrelation_data_t*)
2204 opj_malloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2205
2206 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2207 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2208 return OPJ_FALSE;
2209 }
2210 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records,0,OPJ_J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2211 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2212
2213 /* set up default dc level shift */
2214 for (i=0;i<l_image->numcomps;++i) {
2215 if (! l_image->comps[i].sgnd) {
2216 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2217 }
2218 }
2219
2220 l_current_tile_param = l_cp->tcps;
2221 for (i = 0; i < l_nb_tiles; ++i) {
2222 l_current_tile_param->tccps = (opj_tccp_t*) opj_malloc(l_image->numcomps * sizeof(opj_tccp_t));
2223 if (l_current_tile_param->tccps == 00) {
2224 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2225 return OPJ_FALSE;
2226 }
2227 memset(l_current_tile_param->tccps,0,l_image->numcomps * sizeof(opj_tccp_t));
2228
2229 ++l_current_tile_param;
2230 }
2231
2232 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2233 opj_image_comp_header_update(l_image,l_cp);
2234
2235 return OPJ_TRUE;
2236 }
2237
opj_j2k_write_com(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)2238 OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2239 opj_stream_private_t *p_stream,
2240 opj_event_mgr_t * p_manager
2241 )
2242 {
2243 OPJ_UINT32 l_comment_size;
2244 OPJ_UINT32 l_total_com_size;
2245 const OPJ_CHAR *l_comment;
2246 OPJ_BYTE * l_current_ptr = 00;
2247
2248 /* preconditions */
2249 assert(p_j2k != 00);
2250 assert(p_stream != 00);
2251 assert(p_manager != 00);
2252
2253 l_comment = p_j2k->m_cp.comment;
2254 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2255 l_total_com_size = l_comment_size + 6;
2256
2257 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2258 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2259 if (! new_header_tile_data) {
2260 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2261 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2262 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2263 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2264 return OPJ_FALSE;
2265 }
2266 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2267 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2268 }
2269
2270 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2271
2272 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2273 l_current_ptr+=2;
2274
2275 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2276 l_current_ptr+=2;
2277
2278 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2279 l_current_ptr+=2;
2280
2281 memcpy( l_current_ptr,l_comment,l_comment_size);
2282
2283 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_total_com_size,p_manager) != l_total_com_size) {
2284 return OPJ_FALSE;
2285 }
2286
2287 return OPJ_TRUE;
2288 }
2289
2290 /**
2291 * Reads a COM marker (comments)
2292 * @param p_j2k the jpeg2000 file codec.
2293 * @param p_header_data the data contained in the COM box.
2294 * @param p_header_size the size of the data contained in the COM marker.
2295 * @param p_manager the user event manager.
2296 */
opj_j2k_read_com(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)2297 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2298 OPJ_BYTE * p_header_data,
2299 OPJ_UINT32 p_header_size,
2300 opj_event_mgr_t * p_manager
2301 )
2302 {
2303 /* preconditions */
2304 assert(p_j2k != 00);
2305 assert(p_manager != 00);
2306 assert(p_header_data != 00);
2307 (void)p_header_size;
2308
2309 return OPJ_TRUE;
2310 }
2311
opj_j2k_write_cod(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)2312 OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2313 opj_stream_private_t *p_stream,
2314 opj_event_mgr_t * p_manager )
2315 {
2316 opj_cp_t *l_cp = 00;
2317 opj_tcp_t *l_tcp = 00;
2318 OPJ_UINT32 l_code_size,l_remaining_size;
2319 OPJ_BYTE * l_current_data = 00;
2320
2321 /* preconditions */
2322 assert(p_j2k != 00);
2323 assert(p_manager != 00);
2324 assert(p_stream != 00);
2325
2326 l_cp = &(p_j2k->m_cp);
2327 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2328 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2329 l_remaining_size = l_code_size;
2330
2331 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2332 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2333 if (! new_header_tile_data) {
2334 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2335 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2336 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2337 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2338 return OPJ_FALSE;
2339 }
2340 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2341 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2342 }
2343
2344 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2345
2346 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2347 l_current_data += 2;
2348
2349 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2350 l_current_data += 2;
2351
2352 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2353 ++l_current_data;
2354
2355 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2356 ++l_current_data;
2357
2358 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2359 l_current_data+=2;
2360
2361 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2362 ++l_current_data;
2363
2364 l_remaining_size -= 9;
2365
2366 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2367 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2368 return OPJ_FALSE;
2369 }
2370
2371 if (l_remaining_size != 0) {
2372 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2373 return OPJ_FALSE;
2374 }
2375
2376 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_code_size,p_manager) != l_code_size) {
2377 return OPJ_FALSE;
2378 }
2379
2380 return OPJ_TRUE;
2381 }
2382
2383 /**
2384 * Reads a COD marker (Coding Styke defaults)
2385 * @param p_header_data the data contained in the COD box.
2386 * @param p_j2k the jpeg2000 codec.
2387 * @param p_header_size the size of the data contained in the COD marker.
2388 * @param p_manager the user event manager.
2389 */
opj_j2k_read_cod(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)2390 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2391 OPJ_BYTE * p_header_data,
2392 OPJ_UINT32 p_header_size,
2393 opj_event_mgr_t * p_manager
2394 )
2395 {
2396 /* loop */
2397 OPJ_UINT32 i;
2398 OPJ_UINT32 l_tmp;
2399 opj_cp_t *l_cp = 00;
2400 opj_tcp_t *l_tcp = 00;
2401 opj_image_t *l_image = 00;
2402
2403 /* preconditions */
2404 assert(p_header_data != 00);
2405 assert(p_j2k != 00);
2406 assert(p_manager != 00);
2407
2408 l_image = p_j2k->m_private_image;
2409 l_cp = &(p_j2k->m_cp);
2410
2411 /* If we are in the first tile-part header of the current tile */
2412 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2413 &l_cp->tcps[p_j2k->m_current_tile_number] :
2414 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2415
2416 /* Make sure room is sufficient */
2417 if (p_header_size < 5) {
2418 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2419 return OPJ_FALSE;
2420 }
2421
2422 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2423 ++p_header_data;
2424 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2425 ++p_header_data;
2426 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2427 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2428 p_header_data+=2;
2429
2430 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2431 if (l_cp->m_specific_param.m_dec.m_layer) {
2432 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2433 }
2434 else {
2435 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2436 }
2437
2438 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2439 ++p_header_data;
2440
2441 p_header_size -= 5;
2442 for (i = 0; i < l_image->numcomps; ++i) {
2443 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2444 }
2445
2446 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2447 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2448 return OPJ_FALSE;
2449 }
2450
2451 if (p_header_size != 0) {
2452 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2453 return OPJ_FALSE;
2454 }
2455
2456 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2457 opj_j2k_copy_tile_component_parameters(p_j2k);
2458
2459 /* Index */
2460 #ifdef WIP_REMOVE_MSD
2461 if (p_j2k->cstr_info) {
2462 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2463 p_j2k->cstr_info->prog = l_tcp->prg;
2464 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2465 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2466 for (i = 0; i < l_image->numcomps; ++i) {
2467 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2468 }
2469 }
2470 #endif
2471
2472 return OPJ_TRUE;
2473 }
2474
2475 #if 0
opj_j2k_write_coc(opj_j2k_t * p_j2k,OPJ_UINT32 p_comp_no,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)2476 OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2477 OPJ_UINT32 p_comp_no,
2478 opj_stream_private_t *p_stream,
2479 opj_event_mgr_t * p_manager )
2480 {
2481 OPJ_UINT32 l_coc_size,l_remaining_size;
2482 OPJ_UINT32 l_comp_room;
2483
2484 /* preconditions */
2485 assert(p_j2k != 00);
2486 assert(p_manager != 00);
2487 assert(p_stream != 00);
2488
2489 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2490
2491 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2492
2493 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2494 OPJ_BYTE *new_header_tile_data;
2495 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2496 = (OPJ_BYTE*)opj_realloc(
2497 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2498 l_coc_size);*/
2499
2500 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2501 if (! new_header_tile_data) {
2502 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2503 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2504 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2505 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2506 return OPJ_FALSE;
2507 }
2508 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2509 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2510 }
2511
2512 opj_j2k_write_coc_in_memory(p_j2k,p_comp_no,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_remaining_size,p_manager);
2513
2514 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_coc_size,p_manager) != l_coc_size) {
2515 return OPJ_FALSE;
2516 }
2517
2518 return OPJ_TRUE;
2519 }
2520 #endif
2521
2522 #if 0
opj_j2k_write_coc_in_memory(opj_j2k_t * p_j2k,OPJ_UINT32 p_comp_no,OPJ_BYTE * p_data,OPJ_UINT32 * p_data_written,opj_event_mgr_t * p_manager)2523 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2524 OPJ_UINT32 p_comp_no,
2525 OPJ_BYTE * p_data,
2526 OPJ_UINT32 * p_data_written,
2527 opj_event_mgr_t * p_manager
2528 )
2529 {
2530 opj_cp_t *l_cp = 00;
2531 opj_tcp_t *l_tcp = 00;
2532 OPJ_UINT32 l_coc_size,l_remaining_size;
2533 OPJ_BYTE * l_current_data = 00;
2534 opj_image_t *l_image = 00;
2535 OPJ_UINT32 l_comp_room;
2536
2537 /* preconditions */
2538 assert(p_j2k != 00);
2539 assert(p_manager != 00);
2540
2541 l_cp = &(p_j2k->m_cp);
2542 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2543 l_image = p_j2k->m_private_image;
2544 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2545
2546 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2547 l_remaining_size = l_coc_size;
2548
2549 l_current_data = p_data;
2550
2551 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2552 l_current_data += 2;
2553
2554 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2555 l_current_data += 2;
2556
2557 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2558 l_current_data+=l_comp_room;
2559
2560 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2561 ++l_current_data;
2562
2563 l_remaining_size -= (5 + l_comp_room);
2564 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2565 * p_data_written = l_coc_size;
2566 }
2567 #endif
2568
opj_j2k_get_max_coc_size(opj_j2k_t * p_j2k)2569 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2570 {
2571 OPJ_UINT32 i,j;
2572 OPJ_UINT32 l_nb_comp;
2573 OPJ_UINT32 l_nb_tiles;
2574 OPJ_UINT32 l_max = 0;
2575
2576 /* preconditions */
2577
2578 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2579 l_nb_comp = p_j2k->m_private_image->numcomps;
2580
2581 for (i=0;i<l_nb_tiles;++i) {
2582 for (j=0;j<l_nb_comp;++j) {
2583 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2584 }
2585 }
2586
2587 return 6 + l_max;
2588 }
2589
2590 /**
2591 * Reads a COC marker (Coding Style Component)
2592 * @param p_header_data the data contained in the COC box.
2593 * @param p_j2k the jpeg2000 codec.
2594 * @param p_header_size the size of the data contained in the COC marker.
2595 * @param p_manager the user event manager.
2596 */
opj_j2k_read_coc(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)2597 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2598 OPJ_BYTE * p_header_data,
2599 OPJ_UINT32 p_header_size,
2600 opj_event_mgr_t * p_manager
2601 )
2602 {
2603 opj_cp_t *l_cp = NULL;
2604 opj_tcp_t *l_tcp = NULL;
2605 opj_image_t *l_image = NULL;
2606 OPJ_UINT32 l_comp_room;
2607 OPJ_UINT32 l_comp_no;
2608
2609 /* preconditions */
2610 assert(p_header_data != 00);
2611 assert(p_j2k != 00);
2612 assert(p_manager != 00);
2613
2614 l_cp = &(p_j2k->m_cp);
2615 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2616 &l_cp->tcps[p_j2k->m_current_tile_number] :
2617 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2618 l_image = p_j2k->m_private_image;
2619
2620 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2621
2622 /* make sure room is sufficient*/
2623 if (p_header_size < l_comp_room + 1) {
2624 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2625 return OPJ_FALSE;
2626 }
2627 p_header_size -= l_comp_room + 1;
2628
2629 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2630 p_header_data += l_comp_room;
2631 if (l_comp_no >= l_image->numcomps) {
2632 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2633 return OPJ_FALSE;
2634 }
2635
2636 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2637 ++p_header_data ;
2638
2639 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2640 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2641 return OPJ_FALSE;
2642 }
2643
2644 if (p_header_size != 0) {
2645 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2646 return OPJ_FALSE;
2647 }
2648 return OPJ_TRUE;
2649 }
2650
opj_j2k_write_qcd(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)2651 OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2652 opj_stream_private_t *p_stream,
2653 opj_event_mgr_t * p_manager
2654 )
2655 {
2656 OPJ_UINT32 l_qcd_size,l_remaining_size;
2657 OPJ_BYTE * l_current_data = 00;
2658
2659 /* preconditions */
2660 assert(p_j2k != 00);
2661 assert(p_manager != 00);
2662 assert(p_stream != 00);
2663
2664 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2665 l_remaining_size = l_qcd_size;
2666
2667 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2668 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2669 if (! new_header_tile_data) {
2670 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2671 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2672 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2673 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2674 return OPJ_FALSE;
2675 }
2676 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2677 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2678 }
2679
2680 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2681
2682 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2683 l_current_data += 2;
2684
2685 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2686 l_current_data += 2;
2687
2688 l_remaining_size -= 4;
2689
2690 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2691 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2692 return OPJ_FALSE;
2693 }
2694
2695 if (l_remaining_size != 0) {
2696 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2697 return OPJ_FALSE;
2698 }
2699
2700 if (opj_stream_write_data(p_stream, p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_qcd_size,p_manager) != l_qcd_size) {
2701 return OPJ_FALSE;
2702 }
2703
2704 return OPJ_TRUE;
2705 }
2706
2707 /**
2708 * Reads a QCD marker (Quantization defaults)
2709 * @param p_header_data the data contained in the QCD box.
2710 * @param p_j2k the jpeg2000 codec.
2711 * @param p_header_size the size of the data contained in the QCD marker.
2712 * @param p_manager the user event manager.
2713 */
opj_j2k_read_qcd(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)2714 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2715 OPJ_BYTE * p_header_data,
2716 OPJ_UINT32 p_header_size,
2717 opj_event_mgr_t * p_manager
2718 )
2719 {
2720 /* preconditions */
2721 assert(p_header_data != 00);
2722 assert(p_j2k != 00);
2723 assert(p_manager != 00);
2724
2725 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2726 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2727 return OPJ_FALSE;
2728 }
2729
2730 if (p_header_size != 0) {
2731 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2732 return OPJ_FALSE;
2733 }
2734
2735 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2736 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2737
2738 return OPJ_TRUE;
2739 }
2740
2741 #if 0
opj_j2k_write_qcc(opj_j2k_t * p_j2k,OPJ_UINT32 p_comp_no,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)2742 OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2743 OPJ_UINT32 p_comp_no,
2744 opj_stream_private_t *p_stream,
2745 opj_event_mgr_t * p_manager
2746 )
2747 {
2748 OPJ_UINT32 l_qcc_size,l_remaining_size;
2749
2750 /* preconditions */
2751 assert(p_j2k != 00);
2752 assert(p_manager != 00);
2753 assert(p_stream != 00);
2754
2755 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2756 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1;
2757 l_remaining_size = l_qcc_size;
2758
2759 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2760 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2761 if (! new_header_tile_data) {
2762 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2763 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2764 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2765 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2766 return OPJ_FALSE;
2767 }
2768 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2769 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2770 }
2771
2772 opj_j2k_write_qcc_in_memory(p_j2k,p_comp_no,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_remaining_size,p_manager);
2773
2774 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_qcc_size,p_manager) != l_qcc_size) {
2775 return OPJ_FALSE;
2776 }
2777
2778 return OPJ_TRUE;
2779 }
2780 #endif
2781
2782 #if 0
opj_j2k_write_qcc_in_memory(opj_j2k_t * p_j2k,OPJ_UINT32 p_comp_no,OPJ_BYTE * p_data,OPJ_UINT32 * p_data_written,opj_event_mgr_t * p_manager)2783 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2784 OPJ_UINT32 p_comp_no,
2785 OPJ_BYTE * p_data,
2786 OPJ_UINT32 * p_data_written,
2787 opj_event_mgr_t * p_manager
2788 )
2789 {
2790 OPJ_UINT32 l_qcc_size,l_remaining_size;
2791 OPJ_BYTE * l_current_data = 00;
2792
2793 /* preconditions */
2794 assert(p_j2k != 00);
2795 assert(p_manager != 00);
2796
2797 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2798 l_remaining_size = l_qcc_size;
2799
2800 l_current_data = p_data;
2801
2802 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2803 l_current_data += 2;
2804
2805 if (p_j2k->m_private_image->numcomps <= 256) {
2806 --l_qcc_size;
2807
2808 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2809 l_current_data += 2;
2810
2811 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2812 ++l_current_data;
2813
2814 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2815 l_remaining_size -= 6;
2816 }
2817 else {
2818 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2819 l_current_data += 2;
2820
2821 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2822 l_current_data+=2;
2823
2824 l_remaining_size -= 6;
2825 }
2826
2827 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2828
2829 *p_data_written = l_qcc_size;
2830 }
2831 #endif
2832
opj_j2k_get_max_qcc_size(opj_j2k_t * p_j2k)2833 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2834 {
2835 return opj_j2k_get_max_coc_size(p_j2k);
2836 }
2837
2838 /**
2839 * Reads a QCC marker (Quantization component)
2840 * @param p_header_data the data contained in the QCC box.
2841 * @param p_j2k the jpeg2000 codec.
2842 * @param p_header_size the size of the data contained in the QCC marker.
2843 * @param p_manager the user event manager.
2844 */
opj_j2k_read_qcc(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)2845 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2846 OPJ_BYTE * p_header_data,
2847 OPJ_UINT32 p_header_size,
2848 opj_event_mgr_t * p_manager
2849 )
2850 {
2851 OPJ_UINT32 l_num_comp,l_comp_no;
2852
2853 /* preconditions */
2854 assert(p_header_data != 00);
2855 assert(p_j2k != 00);
2856 assert(p_manager != 00);
2857
2858 l_num_comp = p_j2k->m_private_image->numcomps;
2859
2860 if (l_num_comp <= 256) {
2861 if (p_header_size < 1) {
2862 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2863 return OPJ_FALSE;
2864 }
2865 opj_read_bytes(p_header_data,&l_comp_no,1);
2866 ++p_header_data;
2867 --p_header_size;
2868 }
2869 else {
2870 if (p_header_size < 2) {
2871 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2872 return OPJ_FALSE;
2873 }
2874 opj_read_bytes(p_header_data,&l_comp_no,2);
2875 p_header_data+=2;
2876 p_header_size-=2;
2877 }
2878
2879 #ifdef USE_JPWL
2880 if (p_j2k->m_cp.correct) {
2881
2882 static OPJ_UINT32 backup_compno = 0;
2883
2884 /* compno is negative or larger than the number of components!!! */
2885 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2886 opj_event_msg(p_manager, EVT_ERROR,
2887 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2888 l_comp_no, l_num_comp);
2889 if (!JPWL_ASSUME) {
2890 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2891 return OPJ_FALSE;
2892 }
2893 /* we try to correct */
2894 l_comp_no = backup_compno % l_num_comp;
2895 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2896 "- setting component number to %d\n",
2897 l_comp_no);
2898 }
2899
2900 /* keep your private count of tiles */
2901 backup_compno++;
2902 };
2903 #endif /* USE_JPWL */
2904
2905 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
2906 opj_event_msg(p_manager, EVT_ERROR,
2907 "Invalid component number: %d, regarding the number of components %d\n",
2908 l_comp_no, p_j2k->m_private_image->numcomps);
2909 return OPJ_FALSE;
2910 }
2911
2912 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2913 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2914 return OPJ_FALSE;
2915 }
2916
2917 if (p_header_size != 0) {
2918 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2919 return OPJ_FALSE;
2920 }
2921
2922 return OPJ_TRUE;
2923 }
2924
opj_j2k_write_poc(opj_j2k_t * p_j2k,opj_stream_private_t * p_stream,opj_event_mgr_t * p_manager)2925 OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
2926 opj_stream_private_t *p_stream,
2927 opj_event_mgr_t * p_manager
2928 )
2929 {
2930 OPJ_UINT32 l_nb_comp;
2931 OPJ_UINT32 l_nb_poc;
2932 OPJ_UINT32 l_poc_size;
2933 OPJ_UINT32 l_written_size = 0;
2934 opj_tcp_t *l_tcp = 00;
2935 OPJ_UINT32 l_poc_room;
2936
2937 /* preconditions */
2938 assert(p_j2k != 00);
2939 assert(p_manager != 00);
2940 assert(p_stream != 00);
2941
2942 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2943 l_nb_comp = p_j2k->m_private_image->numcomps;
2944 l_nb_poc = 1 + l_tcp->numpocs;
2945
2946 if (l_nb_comp <= 256) {
2947 l_poc_room = 1;
2948 }
2949 else {
2950 l_poc_room = 2;
2951 }
2952 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2953
2954 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2955 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
2956 if (! new_header_tile_data) {
2957 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2958 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2959 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2960 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
2961 return OPJ_FALSE;
2962 }
2963 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2964 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
2965 }
2966
2967 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
2968
2969 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_poc_size,p_manager) != l_poc_size) {
2970 return OPJ_FALSE;
2971 }
2972
2973 return OPJ_TRUE;
2974 }
2975
opj_j2k_write_poc_in_memory(opj_j2k_t * p_j2k,OPJ_BYTE * p_data,OPJ_UINT32 * p_data_written,opj_event_mgr_t * p_manager)2976 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
2977 OPJ_BYTE * p_data,
2978 OPJ_UINT32 * p_data_written,
2979 opj_event_mgr_t * p_manager
2980 )
2981 {
2982 OPJ_UINT32 i;
2983 OPJ_BYTE * l_current_data = 00;
2984 OPJ_UINT32 l_nb_comp;
2985 OPJ_UINT32 l_nb_poc;
2986 OPJ_UINT32 l_poc_size;
2987 opj_image_t *l_image = 00;
2988 opj_tcp_t *l_tcp = 00;
2989 opj_tccp_t *l_tccp = 00;
2990 opj_poc_t *l_current_poc = 00;
2991 OPJ_UINT32 l_poc_room;
2992
2993 /* preconditions */
2994 assert(p_j2k != 00);
2995 assert(p_manager != 00);
2996
2997 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2998 l_tccp = &l_tcp->tccps[0];
2999 l_image = p_j2k->m_private_image;
3000 l_nb_comp = l_image->numcomps;
3001 l_nb_poc = 1 + l_tcp->numpocs;
3002
3003 if (l_nb_comp <= 256) {
3004 l_poc_room = 1;
3005 }
3006 else {
3007 l_poc_room = 2;
3008 }
3009
3010 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3011
3012 l_current_data = p_data;
3013
3014 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
3015 l_current_data += 2;
3016
3017 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
3018 l_current_data += 2;
3019
3020 l_current_poc = l_tcp->pocs;
3021 for (i = 0; i < l_nb_poc; ++i) {
3022 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
3023 ++l_current_data;
3024
3025 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
3026 l_current_data+=l_poc_room;
3027
3028 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
3029 l_current_data+=2;
3030
3031 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
3032 ++l_current_data;
3033
3034 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
3035 l_current_data+=l_poc_room;
3036
3037 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
3038 ++l_current_data;
3039
3040 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3041 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3042 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3043 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3044
3045 ++l_current_poc;
3046 }
3047
3048 *p_data_written = l_poc_size;
3049 }
3050
opj_j2k_get_max_poc_size(opj_j2k_t * p_j2k)3051 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3052 {
3053 opj_tcp_t * l_tcp = 00;
3054 OPJ_UINT32 l_nb_tiles = 0;
3055 OPJ_UINT32 l_max_poc = 0;
3056 OPJ_UINT32 i;
3057
3058 l_tcp = p_j2k->m_cp.tcps;
3059 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3060
3061 for (i=0;i<l_nb_tiles;++i) {
3062 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
3063 ++l_tcp;
3064 }
3065
3066 ++l_max_poc;
3067
3068 return 4 + 9 * l_max_poc;
3069 }
3070
opj_j2k_get_max_toc_size(opj_j2k_t * p_j2k)3071 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
3072 {
3073 OPJ_UINT32 i;
3074 OPJ_UINT32 l_nb_tiles;
3075 OPJ_UINT32 l_max = 0;
3076 opj_tcp_t * l_tcp = 00;
3077
3078 l_tcp = p_j2k->m_cp.tcps;
3079 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3080
3081 for (i=0;i<l_nb_tiles;++i) {
3082 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3083
3084 ++l_tcp;
3085 }
3086
3087 return 12 * l_max;
3088 }
3089
opj_j2k_get_specific_header_sizes(opj_j2k_t * p_j2k)3090 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3091 {
3092 OPJ_UINT32 l_nb_bytes = 0;
3093 OPJ_UINT32 l_nb_comps;
3094 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3095
3096 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3097 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3098
3099 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == 0) {
3100 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3101 l_nb_bytes += l_nb_comps * l_coc_bytes;
3102
3103 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3104 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3105 }
3106
3107 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3108
3109 /*** DEVELOPER CORNER, Add room for your headers ***/
3110
3111 return l_nb_bytes;
3112 }
3113
3114 /**
3115 * Reads a POC marker (Progression Order Change)
3116 *
3117 * @param p_header_data the data contained in the POC box.
3118 * @param p_j2k the jpeg2000 codec.
3119 * @param p_header_size the size of the data contained in the POC marker.
3120 * @param p_manager the user event manager.
3121 */
opj_j2k_read_poc(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)3122 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3123 OPJ_BYTE * p_header_data,
3124 OPJ_UINT32 p_header_size,
3125 opj_event_mgr_t * p_manager
3126 )
3127 {
3128 OPJ_UINT32 i, l_nb_comp, l_tmp;
3129 opj_image_t * l_image = 00;
3130 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3131 OPJ_UINT32 l_chunk_size, l_comp_room;
3132
3133 opj_cp_t *l_cp = 00;
3134 opj_tcp_t *l_tcp = 00;
3135 opj_poc_t *l_current_poc = 00;
3136
3137 /* preconditions */
3138 assert(p_header_data != 00);
3139 assert(p_j2k != 00);
3140 assert(p_manager != 00);
3141
3142 l_image = p_j2k->m_private_image;
3143 l_nb_comp = l_image->numcomps;
3144 if (l_nb_comp <= 256) {
3145 l_comp_room = 1;
3146 }
3147 else {
3148 l_comp_room = 2;
3149 }
3150 l_chunk_size = 5 + 2 * l_comp_room;
3151 l_current_poc_nb = p_header_size / l_chunk_size;
3152 l_current_poc_remaining = p_header_size % l_chunk_size;
3153
3154 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3155 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3156 return OPJ_FALSE;
3157 }
3158
3159 l_cp = &(p_j2k->m_cp);
3160 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3161 &l_cp->tcps[p_j2k->m_current_tile_number] :
3162 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3163 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3164 l_current_poc_nb += l_old_poc_nb;
3165
3166 if(l_current_poc_nb >= 32)
3167 {
3168 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3169 return OPJ_FALSE;
3170 }
3171 assert(l_current_poc_nb < 32);
3172
3173 /* now poc is in use.*/
3174 l_tcp->POC = 1;
3175
3176 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3177 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3178 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3179 ++p_header_data;
3180 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3181 p_header_data+=l_comp_room;
3182 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3183 /* make sure layer end is in acceptable bounds */
3184 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3185 p_header_data+=2;
3186 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3187 ++p_header_data;
3188 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3189 p_header_data+=l_comp_room;
3190 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3191 ++p_header_data;
3192 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3193 /* make sure comp is in acceptable bounds */
3194 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3195 ++l_current_poc;
3196 }
3197
3198 l_tcp->numpocs = l_current_poc_nb - 1;
3199 return OPJ_TRUE;
3200 }
3201
3202 /**
3203 * Reads a CRG marker (Component registration)
3204 *
3205 * @param p_header_data the data contained in the TLM box.
3206 * @param p_j2k the jpeg2000 codec.
3207 * @param p_header_size the size of the data contained in the TLM marker.
3208 * @param p_manager the user event manager.
3209 */
opj_j2k_read_crg(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)3210 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3211 OPJ_BYTE * p_header_data,
3212 OPJ_UINT32 p_header_size,
3213 opj_event_mgr_t * p_manager
3214 )
3215 {
3216 OPJ_UINT32 l_nb_comp;
3217 /* preconditions */
3218 assert(p_header_data != 00);
3219 assert(p_j2k != 00);
3220 assert(p_manager != 00);
3221
3222 l_nb_comp = p_j2k->m_private_image->numcomps;
3223
3224 if (p_header_size != l_nb_comp *4) {
3225 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3226 return OPJ_FALSE;
3227 }
3228 /* Do not care of this at the moment since only local variables are set here */
3229 /*
3230 for
3231 (i = 0; i < l_nb_comp; ++i)
3232 {
3233 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3234 p_header_data+=2;
3235 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3236 p_header_data+=2;
3237 }
3238 */
3239 return OPJ_TRUE;
3240 }
3241
3242 /**
3243 * Reads a TLM marker (Tile Length Marker)
3244 *
3245 * @param p_header_data the data contained in the TLM box.
3246 * @param p_j2k the jpeg2000 codec.
3247 * @param p_header_size the size of the data contained in the TLM marker.
3248 * @param p_manager the user event manager.
3249 */
opj_j2k_read_tlm(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)3250 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3251 OPJ_BYTE * p_header_data,
3252 OPJ_UINT32 p_header_size,
3253 opj_event_mgr_t * p_manager
3254 )
3255 {
3256 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3257 /* preconditions */
3258 assert(p_header_data != 00);
3259 assert(p_j2k != 00);
3260 assert(p_manager != 00);
3261
3262 if (p_header_size < 2) {
3263 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3264 return OPJ_FALSE;
3265 }
3266 p_header_size -= 2;
3267
3268 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3269 ++p_header_data;
3270 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3271 ++p_header_data;
3272
3273 l_ST = ((l_Stlm >> 4) & 0x3);
3274 l_SP = (l_Stlm >> 6) & 0x1;
3275
3276 l_Ptlm_size = (l_SP + 1) * 2;
3277 l_quotient = l_Ptlm_size + l_ST;
3278
3279 l_tot_num_tp_remaining = p_header_size % l_quotient;
3280
3281 if (l_tot_num_tp_remaining != 0) {
3282 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3283 return OPJ_FALSE;
3284 }
3285 /* FIXME Do not care of this at the moment since only local variables are set here */
3286 /*
3287 for
3288 (i = 0; i < l_tot_num_tp; ++i)
3289 {
3290 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3291 p_header_data += l_ST;
3292 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3293 p_header_data += l_Ptlm_size;
3294 }*/
3295 return OPJ_TRUE;
3296 }
3297
3298 /**
3299 * Reads a PLM marker (Packet length, main header marker)
3300 *
3301 * @param p_header_data the data contained in the TLM box.
3302 * @param p_j2k the jpeg2000 codec.
3303 * @param p_header_size the size of the data contained in the TLM marker.
3304 * @param p_manager the user event manager.
3305 */
opj_j2k_read_plm(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)3306 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3307 OPJ_BYTE * p_header_data,
3308 OPJ_UINT32 p_header_size,
3309 opj_event_mgr_t * p_manager
3310 )
3311 {
3312 /* preconditions */
3313 assert(p_header_data != 00);
3314 assert(p_j2k != 00);
3315 assert(p_manager != 00);
3316
3317 if (p_header_size < 1) {
3318 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3319 return OPJ_FALSE;
3320 }
3321 /* Do not care of this at the moment since only local variables are set here */
3322 /*
3323 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3324 ++p_header_data;
3325 --p_header_size;
3326
3327 while
3328 (p_header_size > 0)
3329 {
3330 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3331 ++p_header_data;
3332 p_header_size -= (1+l_Nplm);
3333 if
3334 (p_header_size < 0)
3335 {
3336 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3337 return false;
3338 }
3339 for
3340 (i = 0; i < l_Nplm; ++i)
3341 {
3342 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3343 ++p_header_data;
3344 // take only the last seven bytes
3345 l_packet_len |= (l_tmp & 0x7f);
3346 if
3347 (l_tmp & 0x80)
3348 {
3349 l_packet_len <<= 7;
3350 }
3351 else
3352 {
3353 // store packet length and proceed to next packet
3354 l_packet_len = 0;
3355 }
3356 }
3357 if
3358 (l_packet_len != 0)
3359 {
3360 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3361 return false;
3362 }
3363 }
3364 */
3365 return OPJ_TRUE;
3366 }
3367
3368 /**
3369 * Reads a PLT marker (Packet length, tile-part header)
3370 *
3371 * @param p_header_data the data contained in the PLT box.
3372 * @param p_j2k the jpeg2000 codec.
3373 * @param p_header_size the size of the data contained in the PLT marker.
3374 * @param p_manager the user event manager.
3375 */
opj_j2k_read_plt(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,opj_event_mgr_t * p_manager)3376 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3377 OPJ_BYTE * p_header_data,
3378 OPJ_UINT32 p_header_size,
3379 opj_event_mgr_t * p_manager
3380 )
3381 {
3382 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3383
3384 /* preconditions */
3385 assert(p_header_data != 00);
3386 assert(p_j2k != 00);
3387 assert(p_manager != 00);
3388
3389 if (p_header_size < 1) {
3390 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3391 return OPJ_FALSE;
3392 }
3393
3394 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3395 ++p_header_data;
3396 --p_header_size;
3397
3398 for (i = 0; i < p_header_size; ++i) {
3399 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3400 ++p_header_data;
3401 /* take only the last seven bytes */
3402 l_packet_len |= (l_tmp & 0x7f);
3403 if (l_tmp & 0x80) {
3404 l_packet_len <<= 7;
3405 }
3406 else {
3407 /* store packet length and proceed to next packet */
3408 l_packet_len = 0;
3409 }
3410 }
3411
3412 if (l_packet_len != 0) {
3413 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3414 return OPJ_FALSE;
3415 }
3416
3417 return OPJ_TRUE;
3418 }
3419
3420 #if 0
j2k_read_ppm_v2(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,struct opj_event_mgr * p_manager)3421 OPJ_BOOL j2k_read_ppm_v2 (
3422 opj_j2k_t *p_j2k,
3423 OPJ_BYTE * p_header_data,
3424 OPJ_UINT32 p_header_size,
3425 struct opj_event_mgr * p_manager
3426 )
3427 {
3428
3429 opj_cp_t *l_cp = 00;
3430 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3431
3432 /* preconditions */
3433 assert(p_header_data != 00);
3434 assert(p_j2k != 00);
3435 assert(p_manager != 00);
3436
3437 if (p_header_size < 1) {
3438 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3439 return OPJ_FALSE;
3440 }
3441
3442 l_cp = &(p_j2k->m_cp);
3443 l_cp->ppm = 1;
3444
3445 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3446 ++p_header_data;
3447 --p_header_size;
3448
3449 /* First PPM marker */
3450 if (l_Z_ppm == 0) {
3451 if (p_header_size < 4) {
3452 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3453 return OPJ_FALSE;
3454 }
3455
3456 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3457 p_header_data+=4;
3458 p_header_size-=4;
3459
3460 /* First PPM marker: Initialization */
3461 l_cp->ppm_len = l_N_ppm;
3462 l_cp->ppm_data_size = 0;
3463
3464 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3465 if (l_cp->ppm_buffer == 00) {
3466 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3467 return OPJ_FALSE;
3468 }
3469 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3470
3471 l_cp->ppm_data = l_cp->ppm_buffer;
3472 }
3473
3474 while (1) {
3475 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3476 if (p_header_size >= 4) {
3477 /* read a N_ppm */
3478 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3479 p_header_data+=4;
3480 p_header_size-=4;
3481 l_cp->ppm_len += l_N_ppm ;
3482
3483 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3484 if (! new_ppm_buffer) {
3485 opj_free(l_cp->ppm_buffer);
3486 l_cp->ppm_buffer = NULL;
3487 l_cp->ppm_len = 0;
3488 l_cp->ppm_data = NULL;
3489 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3490 return OPJ_FALSE;
3491 }
3492 l_cp->ppm_buffer = new_ppm_buffer;
3493 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3494 l_cp->ppm_data = l_cp->ppm_buffer;
3495 }
3496 else {
3497 return OPJ_FALSE;
3498 }
3499 }
3500
3501 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3502
3503 if (l_remaining_data <= p_header_size) {
3504 /* we must store less information than available in the packet */
3505 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3506 l_cp->ppm_data_size = l_cp->ppm_len;
3507 p_header_size -= l_remaining_data;
3508 p_header_data += l_remaining_data;
3509 }
3510 else {
3511 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3512 l_cp->ppm_data_size += p_header_size;
3513 p_header_data += p_header_size;
3514 p_header_size = 0;
3515 break;
3516 }
3517 }
3518
3519 return OPJ_TRUE;
3520 }
3521 #endif
3522
j2k_read_ppm_v3(opj_j2k_t * p_j2k,OPJ_BYTE * p_header_data,OPJ_UINT32 p_header_size,struct opj_event_mgr * p_manager)3523 OPJ_BOOL j2k_read_ppm_v3 (
3524 opj_j2k_t *p_j2k,
3525 OPJ_BYTE * p_header_data,
3526 OPJ_UINT32 p_header_size,
3527 struct opj_event_mgr * p_manager
3528 )
3529 {
3530 opj_cp_t *l_cp = 00;
3531 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3532
3533 /* preconditions */
3534 assert(p_header_data != 00);
3535 assert(p_j2k != 00);
3536 assert(p_manager != 00);
3537
3538 /* Minimum size of PPM marker is equal to the size of Zppm element */
3539 if (p_header_size < 1) {
3540 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3541 return OPJ_FALSE;
3542 }
3543
3544 l_cp = &(p_j2k->m_cp);
3545 l_cp->ppm = 1;
3546
3547 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3548 ++p_header_data;
3549 --p_header_size;
3550
3551 /* First PPM marker */
3552 if (l_Z_ppm == 0) {
3553 /* We need now at least the Nppm^0 element */
3554 if (p_header_size < 4) {
3555 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3556 return OPJ_FALSE;
3557 }
3558
3559 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3560 p_header_data+=4;
3561 p_header_size-=4;
3562
3563 /* sanity check: how much bytes is left for Ippm */
3564 if( p_header_size < l_N_ppm )
3565 {
3566 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes (%u) to hold Ippm series (%u), Index (%d)\n", p_header_size, l_N_ppm, l_Z_ppm );
3567 opj_free(l_cp->ppm_data);
3568 l_cp->ppm_data = NULL;
3569 l_cp->ppm_buffer = NULL;
3570 l_cp->ppm = 0; /* do not use PPM */
3571 return OPJ_TRUE;
3572 }
3573
3574 /* First PPM marker: Initialization */
3575 l_cp->ppm_len = l_N_ppm;
3576 l_cp->ppm_data_read = 0;
3577
3578 l_cp->ppm_data = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3579 l_cp->ppm_buffer = l_cp->ppm_data;
3580 if (l_cp->ppm_data == 00) {
3581 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3582 return OPJ_FALSE;
3583 }
3584 memset(l_cp->ppm_data,0,l_cp->ppm_len);
3585
3586 l_cp->ppm_data_current = l_cp->ppm_data;
3587
3588 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3589 }
3590 else {
3591 if (p_header_size < 4) {
3592 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3593 return OPJ_TRUE;
3594 }
3595 else {
3596 /* Uncompleted Ippm series in the previous PPM marker?*/
3597 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3598 /* Get the place where add the remaining Ippm series*/
3599 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3600 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3601 }
3602 else {
3603 OPJ_BYTE *new_ppm_data;
3604 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3605 p_header_data+=4;
3606 p_header_size-=4;
3607
3608 /* sanity check: how much bytes is left for Ippm */
3609 if( p_header_size < l_N_ppm )
3610 {
3611 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes (%u) to hold Ippm series (%u), Index (%d)\n", p_header_size, l_N_ppm, l_Z_ppm );
3612 opj_free(l_cp->ppm_data);
3613 l_cp->ppm_data = NULL;
3614 l_cp->ppm_buffer = NULL;
3615 l_cp->ppm = 0; /* do not use PPM */
3616 return OPJ_TRUE;
3617 }
3618 /* Increase the size of ppm_data to add the new Ippm series*/
3619 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3620 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3621 if (! new_ppm_data) {
3622 opj_free(l_cp->ppm_data);
3623 l_cp->ppm_data = NULL;
3624 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3625 l_cp->ppm_len = 0;
3626 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3627 return OPJ_FALSE;
3628 }
3629 l_cp->ppm_data = new_ppm_data;
3630 l_cp->ppm_buffer = l_cp->ppm_data;
3631
3632 /* Keep the position of the place where concatenate the new series*/
3633 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3634 l_cp->ppm_len += l_N_ppm;
3635 }
3636 }
3637 }
3638
3639 l_remaining_data = p_header_size;
3640
3641 while (l_remaining_data >= l_N_ppm) {
3642 /* read a complete Ippm series*/
3643 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3644 p_header_size -= l_N_ppm;
3645 p_header_data += l_N_ppm;
3646
3647 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3648
3649 if (p_header_size)
3650 {
3651 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3652 p_header_data+=4;
3653 p_header_size-=4;
3654 }
3655 else {
3656 l_remaining_data = p_header_size;
3657 break;
3658 }
3659
3660 l_remaining_data = p_header_size;
3661
3662 /* Next Ippm series is a complete series ?*/
3663 if (l_remaining_data >= l_N_ppm) {
3664 OPJ_BYTE *new_ppm_data;
3665 /* Increase the size of ppm_data to add the new Ippm series*/
3666 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3667 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3668 if (! new_ppm_data) {
3669 opj_free(l_cp->ppm_data);
3670 l_cp->ppm_data = NULL;
3671 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3672 l_cp->ppm_len = 0;
3673 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n");
3674 return OPJ_FALSE;
3675 }
3676 l_cp->ppm_data = new_ppm_data;
3677 l_cp->ppm_buffer = l_cp->ppm_data;
3678
3679 /* Keep the position of the place where concatenate the new series */
3680 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3681 l_cp->ppm_len += l_N_ppm;
3682 }
3683
3684 }
3685
3686 /* Need to read an incomplete Ippm series*/
3687 if (l_remaining_data) {
3688 OPJ_BYTE *new_ppm_data;
3689 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3690 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3691 if (! new_ppm_data) {
3692 opj_free(l_cp->ppm_data);
3693 l_cp->ppm_data = NULL;
3694 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3695 l_cp->ppm_len = 0;
3696 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (incomplete) Ippm series\n");
3697 return OPJ_FALSE;
3698 }
3699 l_cp->ppm_data = new_ppm_data;
3700 l_cp->ppm_buffer = l_cp->ppm_data;
3701
3702 /* Keep the position of the place where concatenate the new series*/
3703 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3704 l_cp->ppm_len += l_N_ppm;
3705
3706 /* Read incomplete Ippm series*/
3707 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3708 p_header_size -= l_remaining_data;
3709 p_header_data += l_remaining_data;
3710
3711 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3712 }
3713
3714 #ifdef CLEAN_MSD
3715
3716 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3717 if (p_header_size >= 4) {
3718 /* read a N_ppm*/
3719 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3720 p_header_data+=4;
3721 p_header_size-=4;
3722 l_cp->ppm_len += l_N_ppm ;
3723
3724 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3725 if (! new_ppm_buffer) {
3726 opj_free(l_cp->ppm_buffer);
3727 l_cp->ppm_buffer = NULL;
3728 l_cp->ppm_len = 0;
3729 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3730 return OPJ_FALSE;
3731 }
3732 l_cp->ppm_buffer = new_ppm_buffer;
3733 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3734
3735 l_cp->ppm_data = l_cp->ppm_buffer;
3736 }
3737 else {
3738 return OPJ_FALSE;
3739 }
3740 }
3741
3742 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3743
3744 if (l_remaining_data <= p_header_size) {
3745 /* we must store less information than available in the packet */
3746 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3747 l_cp->ppm_data_size = l_cp->ppm_len;
3748 p_header_size -= l_remaining_data;
3749 p_header_data += l_remaining_data;
3750 }
3751 else {
3752 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3753 l_cp->ppm_data_size += p_header_size;
3754 p_header_data += p_header_size;
3755 p_header_size = 0;
3756 break;
3757 }
3758 }
3759 #endif
3760 return OPJ_TRUE;
3761 }
3762
3763 /**
3764 * Reads a PPT marker (Packed packet headers, tile-part header)
3765 *
3766 * @param p_header_data the data contained in the PPT box.
3767 * @param p_j2k the jpeg2000 codec.
3768 * @param p_header_size the size of the data contained in the PPT marker.
3769 * @param p_manager the user event manager.
3770 */
3771 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3772 OPJ_BYTE * p_header_data,
3773 OPJ_UINT32 p_header_size,
3774 opj_event_mgr_t * p_manager
3775 )
3776 {
3777 opj_cp_t *l_cp = 00;
3778 opj_tcp_t *l_tcp = 00;
3779 OPJ_UINT32 l_Z_ppt;
3780
3781 /* preconditions */
3782 assert(p_header_data != 00);
3783 assert(p_j2k != 00);
3784 assert(p_manager != 00);
3785
3786 /* We need to have the Z_ppt element at minimum */
3787 if (p_header_size < 1) {
3788 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3789 return OPJ_FALSE;
3790 }
3791
3792 l_cp = &(p_j2k->m_cp);
3793 if (l_cp->ppm){
3794 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3795 return OPJ_FALSE;
3796 }
3797
3798 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3799 l_tcp->ppt = 1;
3800
3801 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3802 ++p_header_data;
3803 --p_header_size;
3804
3805 /* Allocate buffer to read the packet header */
3806 if (l_Z_ppt == 0) {
3807 /* First PPT marker */
3808 l_tcp->ppt_data_size = 0;
3809 l_tcp->ppt_len = p_header_size;
3810
3811 opj_free(l_tcp->ppt_buffer);
3812 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3813 if (l_tcp->ppt_buffer == 00) {
3814 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3815 return OPJ_FALSE;
3816 }
3817 l_tcp->ppt_data = l_tcp->ppt_buffer;
3818
3819 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3820 }
3821 else {
3822 OPJ_BYTE *new_ppt_buffer;
3823 l_tcp->ppt_len += p_header_size;
3824
3825 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3826 if (! new_ppt_buffer) {
3827 opj_free(l_tcp->ppt_buffer);
3828 l_tcp->ppt_buffer = NULL;
3829 l_tcp->ppt_len = 0;
3830 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3831 return OPJ_FALSE;
3832 }
3833 l_tcp->ppt_buffer = new_ppt_buffer;
3834 l_tcp->ppt_data = l_tcp->ppt_buffer;
3835
3836 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3837 }
3838
3839 /* Read packet header from buffer */
3840 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3841
3842 l_tcp->ppt_data_size += p_header_size;
3843
3844 return OPJ_TRUE;
3845 }
3846
3847 OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3848 opj_stream_private_t *p_stream,
3849 opj_event_mgr_t * p_manager
3850 )
3851 {
3852 OPJ_BYTE * l_current_data = 00;
3853 OPJ_UINT32 l_tlm_size;
3854
3855 /* preconditions */
3856 assert(p_j2k != 00);
3857 assert(p_manager != 00);
3858 assert(p_stream != 00);
3859
3860 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3861
3862 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3863 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3864 if (! new_header_tile_data) {
3865 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3866 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3867 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3868 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3869 return OPJ_FALSE;
3870 }
3871 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3872 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3873 }
3874
3875 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3876
3877 /* change the way data is written to avoid seeking if possible */
3878 /* TODO */
3879 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3880
3881 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3882 l_current_data += 2;
3883
3884 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3885 l_current_data += 2;
3886
3887 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3888 ++l_current_data;
3889
3890 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3891 ++l_current_data;
3892
3893 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3894 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_tlm_size,p_manager) != l_tlm_size) {
3895 return OPJ_FALSE;
3896 }
3897
3898 return OPJ_TRUE;
3899 }
3900
3901 OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
3902 OPJ_BYTE * p_data,
3903 OPJ_UINT32 * p_data_written,
3904 const opj_stream_private_t *p_stream,
3905 opj_event_mgr_t * p_manager
3906 )
3907 {
3908 /* preconditions */
3909 assert(p_j2k != 00);
3910 assert(p_manager != 00);
3911 assert(p_stream != 00);
3912
3913 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3914 p_data += 2;
3915
3916 opj_write_bytes(p_data,10,2); /* Lsot */
3917 p_data += 2;
3918
3919 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
3920 p_data += 2;
3921
3922 /* Psot */
3923 p_data += 4;
3924
3925 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
3926 ++p_data;
3927
3928 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
3929 ++p_data;
3930
3931 /* UniPG>> */
3932 #ifdef USE_JPWL
3933 /* update markers struct */
3934 /*
3935 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
3936 */
3937 assert( 0 && "TODO" );
3938 #endif /* USE_JPWL */
3939
3940 * p_data_written = 12;
3941
3942 return OPJ_TRUE;
3943 }
3944
3945 OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
3946 OPJ_BYTE * p_header_data,
3947 OPJ_UINT32 p_header_size,
3948 opj_event_mgr_t * p_manager )
3949 {
3950 opj_cp_t *l_cp = 00;
3951 opj_tcp_t *l_tcp = 00;
3952 OPJ_UINT32 l_tot_len, l_num_parts = 0;
3953 OPJ_UINT32 l_current_part;
3954 OPJ_UINT32 l_tile_x,l_tile_y;
3955
3956 /* preconditions */
3957 assert(p_header_data != 00);
3958 assert(p_j2k != 00);
3959 assert(p_manager != 00);
3960
3961 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
3962 if (p_header_size != 8) {
3963 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
3964 return OPJ_FALSE;
3965 }
3966
3967 l_cp = &(p_j2k->m_cp);
3968 opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */
3969 p_header_data+=2;
3970
3971 /* testcase 2.pdf.SIGFPE.706.1112 */
3972 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
3973 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number);
3974 return OPJ_FALSE;
3975 }
3976
3977 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
3978 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
3979 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
3980
3981 #ifdef USE_JPWL
3982 if (l_cp->correct) {
3983
3984 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
3985 static OPJ_UINT32 backup_tileno = 0;
3986
3987 /* tileno is negative or larger than the number of tiles!!! */
3988 if (tileno > (l_cp->tw * l_cp->th)) {
3989 opj_event_msg(p_manager, EVT_ERROR,
3990 "JPWL: bad tile number (%d out of a maximum of %d)\n",
3991 tileno, (l_cp->tw * l_cp->th));
3992 if (!JPWL_ASSUME) {
3993 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3994 return OPJ_FALSE;
3995 }
3996 /* we try to correct */
3997 tileno = backup_tileno;
3998 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3999 "- setting tile number to %d\n",
4000 tileno);
4001 }
4002
4003 /* keep your private count of tiles */
4004 backup_tileno++;
4005 };
4006 #endif /* USE_JPWL */
4007
4008 /* look for the tile in the list of already processed tile (in parts). */
4009 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4010 /* since the time taken by this function can only grow at the time */
4011
4012 opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
4013 p_header_data+=4;
4014
4015 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4016 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
4017 {
4018 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
4019 {
4020 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
4021 }
4022 else
4023 {
4024 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4025 return OPJ_FALSE;
4026 }
4027 }
4028
4029 #ifdef USE_JPWL
4030 if (l_cp->correct) {
4031
4032 /* totlen is negative or larger than the bytes left!!! */
4033 if (/*(l_tot_len < 0) ||*/ (l_tot_len > p_header_size ) ) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4034 opj_event_msg(p_manager, EVT_ERROR,
4035 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4036 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4037 if (!JPWL_ASSUME) {
4038 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4039 return OPJ_FALSE;
4040 }
4041 /* we try to correct */
4042 l_tot_len = 0;
4043 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4044 "- setting Psot to %d => assuming it is the last tile\n",
4045 l_tot_len);
4046 }
4047 };
4048 #endif /* USE_JPWL */
4049
4050 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4051 if (!l_tot_len) {
4052 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
4053 "we assuming it is the last tile-part of the codestream.\n");
4054 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4055 }
4056
4057 opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
4058 ++p_header_data;
4059
4060 opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
4061 ++p_header_data;
4062
4063 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
4064 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4065 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4066 if (l_tcp->m_nb_tile_parts) {
4067 if (l_current_part >= l_tcp->m_nb_tile_parts){
4068 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4069 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
4070 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4071 return OPJ_FALSE;
4072 }
4073 }
4074 if( l_current_part >= l_num_parts ) {
4075 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4076 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4077 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts );
4078 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4079 return OPJ_FALSE;
4080 }
4081 l_tcp->m_nb_tile_parts = l_num_parts;
4082 }
4083
4084 /* If know the number of tile part header we will check if we didn't read the last*/
4085 if (l_tcp->m_nb_tile_parts) {
4086 if (l_tcp->m_nb_tile_parts == (l_current_part+1)) {
4087 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
4088 }
4089 }
4090
4091 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
4092 /* Keep the size of data to skip after this marker */
4093 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
4094 }
4095 else {
4096 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4097 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4098 }
4099
4100 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4101
4102 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4103 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4104 p_j2k->m_specific_param.m_decoder.m_skip_data =
4105 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4106 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4107 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4108 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4109 }
4110 else {
4111 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
4112 p_j2k->m_specific_param.m_decoder.m_skip_data =
4113 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4114 }
4115
4116 /* Index */
4117 if (p_j2k->cstr_index)
4118 {
4119 assert(p_j2k->cstr_index->tile_index != 00);
4120 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4121 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
4122
4123 if (l_num_parts != 0){
4124 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
4125 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
4126
4127 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4128 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4129 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4130 }
4131 else {
4132 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4133 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4134 if (! new_tp_index) {
4135 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4136 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4137 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4138 return OPJ_FALSE;
4139 }
4140 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4141 }
4142 }
4143 else{
4144 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4145
4146 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4147 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4148 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4149 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4150 sizeof(opj_tp_index_t));
4151 }
4152
4153 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4154 opj_tp_index_t *new_tp_index;
4155 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1;
4156 new_tp_index = (opj_tp_index_t *) opj_realloc(
4157 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4158 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4159 if (! new_tp_index) {
4160 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4161 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4162 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4163 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4164 return OPJ_FALSE;
4165 }
4166 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4167 }
4168 }
4169
4170 }
4171
4172 }
4173
4174 /* FIXME move this onto a separate method to call before reading any SOT, remove part about main_end header, use a index struct inside p_j2k */
4175 /* if (p_j2k->cstr_info) {
4176 if (l_tcp->first) {
4177 if (tileno == 0) {
4178 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4179 }
4180
4181 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4182 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4183 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4184 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4185
4186 if (numparts) {
4187 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4188 }
4189 else {
4190 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4191 }
4192 }
4193 else {
4194 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4195 }
4196
4197 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4198 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4199 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4200 }*/
4201 return OPJ_TRUE;
4202 }
4203
4204 OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4205 opj_tcd_t * p_tile_coder,
4206 OPJ_BYTE * p_data,
4207 OPJ_UINT32 * p_data_written,
4208 OPJ_UINT32 p_total_data_size,
4209 const opj_stream_private_t *p_stream,
4210 opj_event_mgr_t * p_manager
4211 )
4212 {
4213 opj_codestream_info_t *l_cstr_info = 00;
4214 OPJ_UINT32 l_remaining_data;
4215
4216 /* preconditions */
4217 assert(p_j2k != 00);
4218 assert(p_manager != 00);
4219 assert(p_stream != 00);
4220
4221 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4222 p_data += 2;
4223
4224 /* make room for the EOF marker */
4225 l_remaining_data = p_total_data_size - 4;
4226
4227 /* update tile coder */
4228 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4229 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4230
4231 /* INDEX >> */
4232 /* TODO mergeV2: check this part which use cstr_info */
4233 /*l_cstr_info = p_j2k->cstr_info;
4234 if (l_cstr_info) {
4235 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4236 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4237 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4238 }
4239 else {*/
4240 /*
4241 TODO
4242 if
4243 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4244 {
4245 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4246 }*/
4247 /*}*/
4248 /* UniPG>> */
4249 #ifdef USE_JPWL
4250 /* update markers struct */
4251 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4252 */
4253 assert( 0 && "TODO" );
4254 #endif /* USE_JPWL */
4255 /* <<UniPG */
4256 /*}*/
4257 /* << INDEX */
4258
4259 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4260 p_tile_coder->tcd_image->tiles->packno = 0;
4261 if (l_cstr_info) {
4262 l_cstr_info->packno = 0;
4263 }
4264 }
4265
4266 *p_data_written = 0;
4267
4268 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data, p_data_written, l_remaining_data , l_cstr_info)) {
4269 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4270 return OPJ_FALSE;
4271 }
4272
4273 *p_data_written += 2;
4274
4275 return OPJ_TRUE;
4276 }
4277
4278 OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4279 opj_stream_private_t *p_stream,
4280 opj_event_mgr_t * p_manager
4281 )
4282 {
4283 OPJ_SIZE_T l_current_read_size;
4284 opj_codestream_index_t * l_cstr_index = 00;
4285 OPJ_BYTE ** l_current_data = 00;
4286 opj_tcp_t * l_tcp = 00;
4287 OPJ_UINT32 * l_tile_len = 00;
4288 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4289
4290 /* preconditions */
4291 assert(p_j2k != 00);
4292 assert(p_manager != 00);
4293 assert(p_stream != 00);
4294
4295 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4296
4297 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4298 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4299 // but we are in the last tile part,
4300 // so its result will fit on OPJ_UINT32 unless we find
4301 // a file with a single tile part of more than 4 GB...*/
4302 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4303 }
4304 else {
4305 /* Check to avoid pass the limit of OPJ_UINT32 */
4306 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4307 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4308 else {
4309 /* MSD: case commented to support empty SOT marker (PHR data) */
4310 }
4311 }
4312
4313 l_current_data = &(l_tcp->m_data);
4314 l_tile_len = &l_tcp->m_data_size;
4315
4316 /* Patch to support new PHR data */
4317 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4318 if (! *l_current_data) {
4319 /* LH: oddly enough, in this path, l_tile_len!=0.
4320 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4321 */
4322 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4323 }
4324 else {
4325 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
4326 if (! l_new_current_data) {
4327 opj_free(*l_current_data);
4328 /*nothing more is done as l_current_data will be set to null, and just
4329 afterward we enter in the error path
4330 and the actual tile_len is updated (committed) at the end of the
4331 function. */
4332 }
4333 *l_current_data = l_new_current_data;
4334 }
4335
4336 if (*l_current_data == 00) {
4337 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4338 return OPJ_FALSE;
4339 }
4340 }
4341 else {
4342 l_sot_length_pb_detected = OPJ_TRUE;
4343 }
4344
4345 /* Index */
4346 l_cstr_index = p_j2k->cstr_index;
4347 if (l_cstr_index) {
4348 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4349
4350 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4351 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4352 l_current_pos;
4353 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4354 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4355
4356 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4357 l_cstr_index,
4358 J2K_MS_SOD,
4359 l_current_pos,
4360 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4361 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4362 return OPJ_FALSE;
4363 }
4364
4365 /*l_cstr_index->packno = 0;*/
4366 }
4367
4368 /* Patch to support new PHR data */
4369 if (!l_sot_length_pb_detected) {
4370 l_current_read_size = opj_stream_read_data(
4371 p_stream,
4372 *l_current_data + *l_tile_len,
4373 p_j2k->m_specific_param.m_decoder.m_sot_length,
4374 p_manager);
4375 }
4376 else
4377 {
4378 l_current_read_size = 0;
4379 }
4380
4381 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4382 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4383 }
4384 else {
4385 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4386 }
4387
4388 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4389
4390 return OPJ_TRUE;
4391 }
4392
4393 OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4394 OPJ_UINT32 p_tile_no,
4395 OPJ_UINT32 p_comp_no,
4396 OPJ_UINT32 nb_comps,
4397 opj_stream_private_t *p_stream,
4398 opj_event_mgr_t * p_manager
4399 )
4400 {
4401 OPJ_BYTE * l_current_data = 00;
4402 OPJ_UINT32 l_rgn_size;
4403 opj_cp_t *l_cp = 00;
4404 opj_tcp_t *l_tcp = 00;
4405 opj_tccp_t *l_tccp = 00;
4406 OPJ_UINT32 l_comp_room;
4407
4408 /* preconditions */
4409 assert(p_j2k != 00);
4410 assert(p_manager != 00);
4411 assert(p_stream != 00);
4412
4413 l_cp = &(p_j2k->m_cp);
4414 l_tcp = &l_cp->tcps[p_tile_no];
4415 l_tccp = &l_tcp->tccps[p_comp_no];
4416
4417 if (nb_comps <= 256) {
4418 l_comp_room = 1;
4419 }
4420 else {
4421 l_comp_room = 2;
4422 }
4423
4424 l_rgn_size = 6 + l_comp_room;
4425
4426 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4427
4428 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4429 l_current_data += 2;
4430
4431 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4432 l_current_data += 2;
4433
4434 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4435 l_current_data+=l_comp_room;
4436
4437 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4438 ++l_current_data;
4439
4440 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,1); /* SPrgn */
4441 ++l_current_data;
4442
4443 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_rgn_size,p_manager) != l_rgn_size) {
4444 return OPJ_FALSE;
4445 }
4446
4447 return OPJ_TRUE;
4448 }
4449
4450 OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4451 opj_stream_private_t *p_stream,
4452 opj_event_mgr_t * p_manager
4453 )
4454 {
4455 /* preconditions */
4456 assert(p_j2k != 00);
4457 assert(p_manager != 00);
4458 assert(p_stream != 00);
4459
4460 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4461
4462 /* UniPG>> */
4463 #ifdef USE_JPWL
4464 /* update markers struct */
4465 /*
4466 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4467 */
4468 #endif /* USE_JPWL */
4469
4470 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4471 return OPJ_FALSE;
4472 }
4473
4474 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4475 return OPJ_FALSE;
4476 }
4477
4478 return OPJ_TRUE;
4479 }
4480
4481 /**
4482 * Reads a RGN marker (Region Of Interest)
4483 *
4484 * @param p_header_data the data contained in the POC box.
4485 * @param p_j2k the jpeg2000 codec.
4486 * @param p_header_size the size of the data contained in the POC marker.
4487 * @param p_manager the user event manager.
4488 */
4489 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4490 OPJ_BYTE * p_header_data,
4491 OPJ_UINT32 p_header_size,
4492 opj_event_mgr_t * p_manager
4493 )
4494 {
4495 OPJ_UINT32 l_nb_comp;
4496 opj_image_t * l_image = 00;
4497
4498 opj_cp_t *l_cp = 00;
4499 opj_tcp_t *l_tcp = 00;
4500 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4501
4502 /* preconditions*/
4503 assert(p_header_data != 00);
4504 assert(p_j2k != 00);
4505 assert(p_manager != 00);
4506
4507 l_image = p_j2k->m_private_image;
4508 l_nb_comp = l_image->numcomps;
4509
4510 if (l_nb_comp <= 256) {
4511 l_comp_room = 1; }
4512 else {
4513 l_comp_room = 2; }
4514
4515 if (p_header_size != 2 + l_comp_room) {
4516 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4517 return OPJ_FALSE;
4518 }
4519
4520 l_cp = &(p_j2k->m_cp);
4521 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4522 &l_cp->tcps[p_j2k->m_current_tile_number] :
4523 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4524
4525 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4526 p_header_data+=l_comp_room;
4527 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4528 ++p_header_data;
4529
4530 #ifdef USE_JPWL
4531 if (l_cp->correct) {
4532 /* totlen is negative or larger than the bytes left!!! */
4533 if (l_comp_room >= l_nb_comp) {
4534 opj_event_msg(p_manager, EVT_ERROR,
4535 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4536 l_comp_room, l_nb_comp);
4537 if (!JPWL_ASSUME || JPWL_ASSUME) {
4538 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4539 return OPJ_FALSE;
4540 }
4541 }
4542 };
4543 #endif /* USE_JPWL */
4544
4545 /* testcase 3635.pdf.asan.77.2930 */
4546 if (l_comp_no >= l_nb_comp) {
4547 opj_event_msg(p_manager, EVT_ERROR,
4548 "bad component number in RGN (%d when there are only %d)\n",
4549 l_comp_no, l_nb_comp);
4550 return OPJ_FALSE;
4551 }
4552
4553 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4554 ++p_header_data;
4555
4556 return OPJ_TRUE;
4557
4558 }
4559
4560 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4561 {
4562 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4563 }
4564
4565 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4566 {
4567 (void)p_tcp;
4568 return 0;
4569 }
4570
4571 OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4572 opj_stream_private_t *p_stream,
4573 opj_event_mgr_t * p_manager )
4574 {
4575 opj_cp_t * l_cp = 00;
4576 opj_image_t * l_image = 00;
4577 opj_tcp_t * l_tcp = 00;
4578 opj_image_comp_t * l_img_comp = 00;
4579
4580 OPJ_UINT32 i,j,k;
4581 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4582 OPJ_FLOAT32 * l_rates = 0;
4583 OPJ_FLOAT32 l_sot_remove;
4584 OPJ_UINT32 l_bits_empty, l_size_pixel;
4585 OPJ_UINT32 l_tile_size = 0;
4586 OPJ_UINT32 l_last_res;
4587 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4588
4589 /* preconditions */
4590 assert(p_j2k != 00);
4591 assert(p_manager != 00);
4592 assert(p_stream != 00);
4593
4594 l_cp = &(p_j2k->m_cp);
4595 l_image = p_j2k->m_private_image;
4596 l_tcp = l_cp->tcps;
4597
4598 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4599 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4600 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(l_cp->th * l_cp->tw);
4601
4602 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4603 l_tp_stride_func = opj_j2k_get_tp_stride;
4604 }
4605 else {
4606 l_tp_stride_func = opj_j2k_get_default_stride;
4607 }
4608
4609 for (i=0;i<l_cp->th;++i) {
4610 for (j=0;j<l_cp->tw;++j) {
4611 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / (OPJ_FLOAT32)l_tcp->numlayers;
4612
4613 /* 4 borders of the tile rescale on the image if necessary */
4614 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), (OPJ_INT32)l_image->x0);
4615 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), (OPJ_INT32)l_image->y0);
4616 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1);
4617 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1);
4618
4619 l_rates = l_tcp->rates;
4620
4621 /* Modification of the RATE >> */
4622 if (*l_rates) {
4623 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4624 /
4625 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4626 )
4627 -
4628 l_offset;
4629 }
4630
4631 ++l_rates;
4632
4633 for (k = 1; k < l_tcp->numlayers; ++k) {
4634 if (*l_rates) {
4635 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4636 /
4637 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4638 )
4639 -
4640 l_offset;
4641 }
4642
4643 ++l_rates;
4644 }
4645
4646 ++l_tcp;
4647
4648 }
4649 }
4650
4651 l_tcp = l_cp->tcps;
4652
4653 for (i=0;i<l_cp->th;++i) {
4654 for (j=0;j<l_cp->tw;++j) {
4655 l_rates = l_tcp->rates;
4656
4657 if (*l_rates) {
4658 *l_rates -= l_sot_remove;
4659
4660 if (*l_rates < 30) {
4661 *l_rates = 30;
4662 }
4663 }
4664
4665 ++l_rates;
4666
4667 l_last_res = l_tcp->numlayers - 1;
4668
4669 for (k = 1; k < l_last_res; ++k) {
4670
4671 if (*l_rates) {
4672 *l_rates -= l_sot_remove;
4673
4674 if (*l_rates < *(l_rates - 1) + 10) {
4675 *l_rates = (*(l_rates - 1)) + 20;
4676 }
4677 }
4678
4679 ++l_rates;
4680 }
4681
4682 if (*l_rates) {
4683 *l_rates -= (l_sot_remove + 2.f);
4684
4685 if (*l_rates < *(l_rates - 1) + 10) {
4686 *l_rates = (*(l_rates - 1)) + 20;
4687 }
4688 }
4689
4690 ++l_tcp;
4691 }
4692 }
4693
4694 l_img_comp = l_image->comps;
4695 l_tile_size = 0;
4696
4697 for (i=0;i<l_image->numcomps;++i) {
4698 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4699 *
4700 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4701 *
4702 l_img_comp->prec
4703 );
4704
4705 ++l_img_comp;
4706 }
4707
4708 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4709
4710 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4711
4712 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4713 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4714 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4715 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4716 return OPJ_FALSE;
4717 }
4718
4719 if (l_cp->m_specific_param.m_enc.m_cinema) {
4720 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4721 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4722 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4723 return OPJ_FALSE;
4724 }
4725
4726 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4727 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4728 }
4729
4730 return OPJ_TRUE;
4731 }
4732
4733 #if 0
4734 OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4735 opj_stream_private_t *p_stream,
4736 opj_event_mgr_t * p_manager )
4737 {
4738 OPJ_UINT32 i;
4739 opj_tcd_t * l_tcd = 00;
4740 OPJ_UINT32 l_nb_tiles;
4741 opj_tcp_t * l_tcp = 00;
4742 OPJ_BOOL l_success;
4743
4744 /* preconditions */
4745 assert(p_j2k != 00);
4746 assert(p_manager != 00);
4747 assert(p_stream != 00);
4748
4749 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4750 l_tcp = p_j2k->m_cp.tcps;
4751
4752 l_tcd = opj_tcd_create(OPJ_TRUE);
4753 if (l_tcd == 00) {
4754 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4755 return OPJ_FALSE;
4756 }
4757
4758 for (i = 0; i < l_nb_tiles; ++i) {
4759 if (l_tcp->m_data) {
4760 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4761 opj_tcd_destroy(l_tcd);
4762 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4763 return OPJ_FALSE;
4764 }
4765
4766 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4767 /* cleanup */
4768
4769 if (! l_success) {
4770 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4771 break;
4772 }
4773 }
4774
4775 opj_j2k_tcp_destroy(l_tcp);
4776 ++l_tcp;
4777 }
4778
4779 opj_tcd_destroy(l_tcd);
4780 return OPJ_TRUE;
4781 }
4782 #endif
4783
4784 OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4785 struct opj_stream_private *p_stream,
4786 struct opj_event_mgr * p_manager )
4787 {
4788 /* preconditions */
4789 assert(p_j2k != 00);
4790 assert(p_manager != 00);
4791 assert(p_stream != 00);
4792
4793 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4794
4795 return OPJ_TRUE;
4796 }
4797
4798 OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4799 struct opj_stream_private *p_stream,
4800 struct opj_event_mgr * p_manager )
4801 {
4802 OPJ_UINT32 i;
4803 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4804 opj_mct_data_t * l_mct_record;
4805 opj_tcp_t * l_tcp;
4806
4807 /* preconditions */
4808 assert(p_j2k != 00);
4809 assert(p_stream != 00);
4810 assert(p_manager != 00);
4811
4812 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4813 return OPJ_FALSE;
4814 }
4815
4816 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4817 l_mct_record = l_tcp->m_mct_records;
4818
4819 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4820
4821 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4822 return OPJ_FALSE;
4823 }
4824
4825 ++l_mct_record;
4826 }
4827
4828 l_mcc_record = l_tcp->m_mcc_records;
4829
4830 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4831
4832 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4833 return OPJ_FALSE;
4834 }
4835
4836 ++l_mcc_record;
4837 }
4838
4839 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4840 return OPJ_FALSE;
4841 }
4842
4843 return OPJ_TRUE;
4844 }
4845
4846 #if 0
4847 OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
4848 struct opj_stream_private *p_stream,
4849 struct opj_event_mgr * p_manager )
4850 {
4851 OPJ_UINT32 compno;
4852
4853 /* preconditions */
4854 assert(p_j2k != 00);
4855 assert(p_manager != 00);
4856 assert(p_stream != 00);
4857
4858 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4859 {
4860 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4861 return OPJ_FALSE;
4862 }
4863 }
4864
4865 return OPJ_TRUE;
4866 }
4867 #endif
4868
4869 #if 0
4870 OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
4871 struct opj_stream_private *p_stream,
4872 struct opj_event_mgr * p_manager )
4873 {
4874 OPJ_UINT32 compno;
4875
4876 /* preconditions */
4877 assert(p_j2k != 00);
4878 assert(p_manager != 00);
4879 assert(p_stream != 00);
4880
4881 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4882 {
4883 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4884 return OPJ_FALSE;
4885 }
4886 }
4887
4888 return OPJ_TRUE;
4889 }
4890 #endif
4891
4892
4893 OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
4894 struct opj_stream_private *p_stream,
4895 struct opj_event_mgr * p_manager )
4896 {
4897 OPJ_UINT32 compno;
4898 const opj_tccp_t *l_tccp = 00;
4899
4900 /* preconditions */
4901 assert(p_j2k != 00);
4902 assert(p_manager != 00);
4903 assert(p_stream != 00);
4904
4905 l_tccp = p_j2k->m_cp.tcps->tccps;
4906
4907 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4908 if (l_tccp->roishift) {
4909
4910 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
4911 return OPJ_FALSE;
4912 }
4913 }
4914
4915 ++l_tccp;
4916 }
4917
4918 return OPJ_TRUE;
4919 }
4920
4921 OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
4922 struct opj_stream_private *p_stream,
4923 struct opj_event_mgr * p_manager )
4924 {
4925 opj_codestream_index_t * l_cstr_index = 00;
4926
4927 /* preconditions */
4928 assert(p_j2k != 00);
4929 assert(p_manager != 00);
4930 assert(p_stream != 00);
4931
4932 l_cstr_index = p_j2k->cstr_index;
4933 if (l_cstr_index) {
4934 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
4935 /* UniPG>> */
4936 /* The following adjustment is done to adjust the codestream size */
4937 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
4938 /* the first bunch of bytes is not in the codestream */
4939 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
4940 /* <<UniPG */
4941 }
4942
4943 #ifdef USE_JPWL
4944 /* preparation of JPWL marker segments */
4945 #if 0
4946 if(cp->epc_on) {
4947
4948 /* encode according to JPWL */
4949 jpwl_encode(p_j2k, p_stream, image);
4950
4951 }
4952 #endif
4953 assert( 0 && "TODO" );
4954 #endif /* USE_JPWL */
4955
4956 return OPJ_TRUE;
4957 }
4958
4959 OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
4960 opj_stream_private_t *p_stream,
4961 OPJ_UINT32 *output_marker,
4962 opj_event_mgr_t * p_manager
4963 )
4964 {
4965 OPJ_UINT32 l_unknown_marker;
4966 const opj_dec_memory_marker_handler_t * l_marker_handler;
4967 OPJ_UINT32 l_size_unk = 2;
4968
4969 /* preconditions*/
4970 assert(p_j2k != 00);
4971 assert(p_manager != 00);
4972 assert(p_stream != 00);
4973
4974 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
4975
4976 while(1) {
4977 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
4978 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
4979 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
4980 return OPJ_FALSE;
4981 }
4982
4983 /* read 2 bytes as the new marker ID*/
4984 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
4985
4986 if (!(l_unknown_marker < 0xff00)) {
4987
4988 /* Get the marker handler from the marker ID*/
4989 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
4990
4991 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
4992 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
4993 return OPJ_FALSE;
4994 }
4995 else {
4996 if (l_marker_handler->id != J2K_MS_UNK) {
4997 /* Add the marker to the codestream index*/
4998 if (l_marker_handler->id != J2K_MS_SOT)
4999 {
5000 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5001 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5002 l_size_unk);
5003 if (res == OPJ_FALSE) {
5004 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5005 return OPJ_FALSE;
5006 }
5007 }
5008 break; /* next marker is known and well located */
5009 }
5010 else
5011 l_size_unk += 2;
5012 }
5013 }
5014 }
5015
5016 *output_marker = l_marker_handler->id ;
5017
5018 return OPJ_TRUE;
5019 }
5020
5021 OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
5022 opj_mct_data_t * p_mct_record,
5023 struct opj_stream_private *p_stream,
5024 struct opj_event_mgr * p_manager )
5025 {
5026 OPJ_UINT32 l_mct_size;
5027 OPJ_BYTE * l_current_data = 00;
5028 OPJ_UINT32 l_tmp;
5029
5030 /* preconditions */
5031 assert(p_j2k != 00);
5032 assert(p_manager != 00);
5033 assert(p_stream != 00);
5034
5035 l_mct_size = 10 + p_mct_record->m_data_size;
5036
5037 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5038 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5039 if (! new_header_tile_data) {
5040 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5041 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5042 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5043 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5044 return OPJ_FALSE;
5045 }
5046 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5047 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5048 }
5049
5050 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5051
5052 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
5053 l_current_data += 2;
5054
5055 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
5056 l_current_data += 2;
5057
5058 opj_write_bytes(l_current_data,0,2); /* Zmct */
5059 l_current_data += 2;
5060
5061 /* only one marker atm */
5062 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
5063
5064 opj_write_bytes(l_current_data,l_tmp,2);
5065 l_current_data += 2;
5066
5067 opj_write_bytes(l_current_data,0,2); /* Ymct */
5068 l_current_data+=2;
5069
5070 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
5071
5072 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mct_size,p_manager) != l_mct_size) {
5073 return OPJ_FALSE;
5074 }
5075
5076 return OPJ_TRUE;
5077 }
5078
5079 /**
5080 * Reads a MCT marker (Multiple Component Transform)
5081 *
5082 * @param p_header_data the data contained in the MCT box.
5083 * @param p_j2k the jpeg2000 codec.
5084 * @param p_header_size the size of the data contained in the MCT marker.
5085 * @param p_manager the user event manager.
5086 */
5087 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
5088 OPJ_BYTE * p_header_data,
5089 OPJ_UINT32 p_header_size,
5090 opj_event_mgr_t * p_manager
5091 )
5092 {
5093 OPJ_UINT32 i;
5094 opj_tcp_t *l_tcp = 00;
5095 OPJ_UINT32 l_tmp;
5096 OPJ_UINT32 l_indix;
5097 opj_mct_data_t * l_mct_data;
5098
5099 /* preconditions */
5100 assert(p_header_data != 00);
5101 assert(p_j2k != 00);
5102
5103 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5104 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5105 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5106
5107 if (p_header_size < 2) {
5108 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5109 return OPJ_FALSE;
5110 }
5111
5112 /* first marker */
5113 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
5114 p_header_data += 2;
5115 if (l_tmp != 0) {
5116 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
5117 return OPJ_TRUE;
5118 }
5119
5120 if(p_header_size <= 6) {
5121 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5122 return OPJ_FALSE;
5123 }
5124
5125 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5126 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
5127 p_header_data += 2;
5128
5129 l_indix = l_tmp & 0xff;
5130 l_mct_data = l_tcp->m_mct_records;
5131
5132 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
5133 if (l_mct_data->m_index == l_indix) {
5134 break;
5135 }
5136 ++l_mct_data;
5137 }
5138
5139 /* NOT FOUND */
5140 if (i == l_tcp->m_nb_mct_records) {
5141 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5142 opj_mct_data_t *new_mct_records;
5143 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5144
5145 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records, l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5146 if (! new_mct_records) {
5147 opj_free(l_tcp->m_mct_records);
5148 l_tcp->m_mct_records = NULL;
5149 l_tcp->m_nb_max_mct_records = 0;
5150 l_tcp->m_nb_mct_records = 0;
5151 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5152 return OPJ_FALSE;
5153 }
5154 l_tcp->m_mct_records = new_mct_records;
5155 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5156 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
5157 }
5158
5159 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5160 }
5161
5162 if (l_mct_data->m_data) {
5163 opj_free(l_mct_data->m_data);
5164 l_mct_data->m_data = 00;
5165 }
5166
5167 l_mct_data->m_index = l_indix;
5168 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5169 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5170
5171 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5172 p_header_data+=2;
5173 if (l_tmp != 0) {
5174 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5175 return OPJ_TRUE;
5176 }
5177
5178 p_header_size -= 6;
5179
5180 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5181 if (! l_mct_data->m_data) {
5182 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5183 return OPJ_FALSE;
5184 }
5185 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5186
5187 l_mct_data->m_data_size = p_header_size;
5188 ++l_tcp->m_nb_mct_records;
5189
5190 return OPJ_TRUE;
5191 }
5192
5193 OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5194 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5195 struct opj_stream_private *p_stream,
5196 struct opj_event_mgr * p_manager )
5197 {
5198 OPJ_UINT32 i;
5199 OPJ_UINT32 l_mcc_size;
5200 OPJ_BYTE * l_current_data = 00;
5201 OPJ_UINT32 l_nb_bytes_for_comp;
5202 OPJ_UINT32 l_mask;
5203 OPJ_UINT32 l_tmcc;
5204
5205 /* preconditions */
5206 assert(p_j2k != 00);
5207 assert(p_manager != 00);
5208 assert(p_stream != 00);
5209
5210 if (p_mcc_record->m_nb_comps > 255 ) {
5211 l_nb_bytes_for_comp = 2;
5212 l_mask = 0x8000;
5213 }
5214 else {
5215 l_nb_bytes_for_comp = 1;
5216 l_mask = 0;
5217 }
5218
5219 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5220 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5221 {
5222 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5223 if (! new_header_tile_data) {
5224 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5225 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5226 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5227 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5228 return OPJ_FALSE;
5229 }
5230 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5231 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5232 }
5233
5234 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5235
5236 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5237 l_current_data += 2;
5238
5239 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5240 l_current_data += 2;
5241
5242 /* first marker */
5243 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5244 l_current_data += 2;
5245
5246 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5247 ++l_current_data;
5248
5249 /* only one marker atm */
5250 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5251 l_current_data+=2;
5252
5253 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5254 l_current_data+=2;
5255
5256 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5257 ++l_current_data;
5258
5259 opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps | l_mask,2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5260 l_current_data+=2;
5261
5262 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5263 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5264 l_current_data+=l_nb_bytes_for_comp;
5265 }
5266
5267 opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps|l_mask,2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5268 l_current_data+=2;
5269
5270 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5271 {
5272 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5273 l_current_data+=l_nb_bytes_for_comp;
5274 }
5275
5276 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5277
5278 if (p_mcc_record->m_decorrelation_array) {
5279 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5280 }
5281
5282 if (p_mcc_record->m_offset_array) {
5283 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5284 }
5285
5286 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5287 l_current_data+=3;
5288
5289 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mcc_size,p_manager) != l_mcc_size) {
5290 return OPJ_FALSE;
5291 }
5292
5293 return OPJ_TRUE;
5294 }
5295
5296 OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5297 OPJ_BYTE * p_header_data,
5298 OPJ_UINT32 p_header_size,
5299 opj_event_mgr_t * p_manager )
5300 {
5301 OPJ_UINT32 i,j;
5302 OPJ_UINT32 l_tmp;
5303 OPJ_UINT32 l_indix;
5304 opj_tcp_t * l_tcp;
5305 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5306 opj_mct_data_t * l_mct_data;
5307 OPJ_UINT32 l_nb_collections;
5308 OPJ_UINT32 l_nb_comps;
5309 OPJ_UINT32 l_nb_bytes_by_comp;
5310
5311 /* preconditions */
5312 assert(p_header_data != 00);
5313 assert(p_j2k != 00);
5314 assert(p_manager != 00);
5315
5316 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5317 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5318 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5319
5320 if (p_header_size < 2) {
5321 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5322 return OPJ_FALSE;
5323 }
5324
5325 /* first marker */
5326 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5327 p_header_data += 2;
5328 if (l_tmp != 0) {
5329 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5330 return OPJ_TRUE;
5331 }
5332
5333 if (p_header_size < 7) {
5334 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5335 return OPJ_FALSE;
5336 }
5337
5338 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5339 ++p_header_data;
5340
5341 l_mcc_record = l_tcp->m_mcc_records;
5342
5343 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5344 if (l_mcc_record->m_index == l_indix) {
5345 break;
5346 }
5347 ++l_mcc_record;
5348 }
5349
5350 /** NOT FOUND */
5351 if (i == l_tcp->m_nb_mcc_records) {
5352 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5353 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5354 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5355
5356 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5357 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5358 if (! new_mcc_records) {
5359 opj_free(l_tcp->m_mcc_records);
5360 l_tcp->m_mcc_records = NULL;
5361 l_tcp->m_nb_max_mcc_records = 0;
5362 l_tcp->m_nb_mcc_records = 0;
5363 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5364 return OPJ_FALSE;
5365 }
5366 l_tcp->m_mcc_records = new_mcc_records;
5367 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5368 memset(l_mcc_record,0,(l_tcp->m_nb_max_mcc_records-l_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
5369 }
5370 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5371 }
5372 l_mcc_record->m_index = l_indix;
5373
5374 /* only one marker atm */
5375 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5376 p_header_data+=2;
5377 if (l_tmp != 0) {
5378 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5379 return OPJ_TRUE;
5380 }
5381
5382 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5383 p_header_data+=2;
5384
5385 if (l_nb_collections > 1) {
5386 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5387 return OPJ_TRUE;
5388 }
5389
5390 p_header_size -= 7;
5391
5392 for (i=0;i<l_nb_collections;++i) {
5393 if (p_header_size < 3) {
5394 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5395 return OPJ_FALSE;
5396 }
5397
5398 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5399 ++p_header_data;
5400
5401 if (l_tmp != 1) {
5402 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5403 return OPJ_TRUE;
5404 }
5405
5406 opj_read_bytes(p_header_data,&l_nb_comps,2);
5407
5408 p_header_data+=2;
5409 p_header_size-=3;
5410
5411 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5412 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5413
5414 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5415 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5416 return OPJ_FALSE;
5417 }
5418
5419 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5420
5421 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5422 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5423 p_header_data+=l_nb_bytes_by_comp;
5424
5425 if (l_tmp != j) {
5426 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5427 return OPJ_TRUE;
5428 }
5429 }
5430
5431 opj_read_bytes(p_header_data,&l_nb_comps,2);
5432 p_header_data+=2;
5433
5434 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5435 l_nb_comps &= 0x7fff;
5436
5437 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5438 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5439 return OPJ_TRUE;
5440 }
5441
5442 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5443 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5444 return OPJ_FALSE;
5445 }
5446
5447 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5448
5449 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5450 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5451 p_header_data+=l_nb_bytes_by_comp;
5452
5453 if (l_tmp != j) {
5454 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5455 return OPJ_TRUE;
5456 }
5457 }
5458
5459 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5460 p_header_data += 3;
5461
5462 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5463 l_mcc_record->m_decorrelation_array = 00;
5464 l_mcc_record->m_offset_array = 00;
5465
5466 l_indix = l_tmp & 0xff;
5467 if (l_indix != 0) {
5468 l_mct_data = l_tcp->m_mct_records;
5469 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5470 if (l_mct_data->m_index == l_indix) {
5471 l_mcc_record->m_decorrelation_array = l_mct_data;
5472 break;
5473 }
5474 ++l_mct_data;
5475 }
5476
5477 if (l_mcc_record->m_decorrelation_array == 00) {
5478 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5479 return OPJ_FALSE;
5480 }
5481 }
5482
5483 l_indix = (l_tmp >> 8) & 0xff;
5484 if (l_indix != 0) {
5485 l_mct_data = l_tcp->m_mct_records;
5486 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5487 if (l_mct_data->m_index == l_indix) {
5488 l_mcc_record->m_offset_array = l_mct_data;
5489 break;
5490 }
5491 ++l_mct_data;
5492 }
5493
5494 if (l_mcc_record->m_offset_array == 00) {
5495 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5496 return OPJ_FALSE;
5497 }
5498 }
5499 }
5500
5501 if (p_header_size != 0) {
5502 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5503 return OPJ_FALSE;
5504 }
5505
5506 ++l_tcp->m_nb_mcc_records;
5507
5508 return OPJ_TRUE;
5509 }
5510
5511 OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5512 struct opj_stream_private *p_stream,
5513 struct opj_event_mgr * p_manager
5514 )
5515 {
5516 OPJ_BYTE * l_current_data = 00;
5517 OPJ_UINT32 l_mco_size;
5518 opj_tcp_t * l_tcp = 00;
5519 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5520 OPJ_UINT32 i;
5521
5522 /* preconditions */
5523 assert(p_j2k != 00);
5524 assert(p_manager != 00);
5525 assert(p_stream != 00);
5526
5527 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5528 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5529
5530 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5531 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5532
5533 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5534 if (! new_header_tile_data) {
5535 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5536 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5537 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5538 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5539 return OPJ_FALSE;
5540 }
5541 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5542 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5543 }
5544
5545 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5546 l_current_data += 2;
5547
5548 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5549 l_current_data += 2;
5550
5551 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5552 ++l_current_data;
5553
5554 l_mcc_record = l_tcp->m_mcc_records;
5555 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5556 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5557 ++l_current_data;
5558
5559 ++l_mcc_record;
5560 }
5561
5562 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mco_size,p_manager) != l_mco_size) {
5563 return OPJ_FALSE;
5564 }
5565
5566 return OPJ_TRUE;
5567 }
5568
5569 /**
5570 * Reads a MCO marker (Multiple Component Transform Ordering)
5571 *
5572 * @param p_header_data the data contained in the MCO box.
5573 * @param p_j2k the jpeg2000 codec.
5574 * @param p_header_size the size of the data contained in the MCO marker.
5575 * @param p_manager the user event manager.
5576 */
5577 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5578 OPJ_BYTE * p_header_data,
5579 OPJ_UINT32 p_header_size,
5580 opj_event_mgr_t * p_manager
5581 )
5582 {
5583 OPJ_UINT32 l_tmp, i;
5584 OPJ_UINT32 l_nb_stages;
5585 opj_tcp_t * l_tcp;
5586 opj_tccp_t * l_tccp;
5587 opj_image_t * l_image;
5588
5589 /* preconditions */
5590 assert(p_header_data != 00);
5591 assert(p_j2k != 00);
5592 assert(p_manager != 00);
5593
5594 l_image = p_j2k->m_private_image;
5595 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5596 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5597 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5598
5599 if (p_header_size < 1) {
5600 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5601 return OPJ_FALSE;
5602 }
5603
5604 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5605 ++p_header_data;
5606
5607 if (l_nb_stages > 1) {
5608 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5609 return OPJ_TRUE;
5610 }
5611
5612 if (p_header_size != l_nb_stages + 1) {
5613 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5614 return OPJ_FALSE;
5615 }
5616
5617 l_tccp = l_tcp->tccps;
5618
5619 for (i=0;i<l_image->numcomps;++i) {
5620 l_tccp->m_dc_level_shift = 0;
5621 ++l_tccp;
5622 }
5623
5624 if (l_tcp->m_mct_decoding_matrix) {
5625 opj_free(l_tcp->m_mct_decoding_matrix);
5626 l_tcp->m_mct_decoding_matrix = 00;
5627 }
5628
5629 for (i=0;i<l_nb_stages;++i) {
5630 opj_read_bytes(p_header_data,&l_tmp,1);
5631 ++p_header_data;
5632
5633 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5634 return OPJ_FALSE;
5635 }
5636 }
5637
5638 return OPJ_TRUE;
5639 }
5640
5641 OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5642 {
5643 OPJ_UINT32 i;
5644 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5645 opj_mct_data_t * l_deco_array, * l_offset_array;
5646 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5647 OPJ_UINT32 l_nb_elem;
5648 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5649 opj_tccp_t * l_tccp;
5650
5651 /* preconditions */
5652 assert(p_tcp != 00);
5653
5654 l_mcc_record = p_tcp->m_mcc_records;
5655
5656 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5657 if (l_mcc_record->m_index == p_index) {
5658 break;
5659 }
5660 }
5661
5662 if (i==p_tcp->m_nb_mcc_records) {
5663 /** element discarded **/
5664 return OPJ_TRUE;
5665 }
5666
5667 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5668 /** do not support number of comps != image */
5669 return OPJ_TRUE;
5670 }
5671
5672 l_deco_array = l_mcc_record->m_decorrelation_array;
5673
5674 if (l_deco_array) {
5675 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5676 if (l_deco_array->m_data_size != l_data_size) {
5677 return OPJ_FALSE;
5678 }
5679
5680 l_nb_elem = p_image->numcomps * p_image->numcomps;
5681 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
5682 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5683
5684 if (! p_tcp->m_mct_decoding_matrix ) {
5685 return OPJ_FALSE;
5686 }
5687
5688 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](l_deco_array->m_data,p_tcp->m_mct_decoding_matrix,l_nb_elem);
5689 }
5690
5691 l_offset_array = l_mcc_record->m_offset_array;
5692
5693 if (l_offset_array) {
5694 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5695 if (l_offset_array->m_data_size != l_data_size) {
5696 return OPJ_FALSE;
5697 }
5698
5699 l_nb_elem = p_image->numcomps;
5700 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
5701 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5702
5703 if (! l_offset_data ) {
5704 return OPJ_FALSE;
5705 }
5706
5707 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5708
5709 l_tccp = p_tcp->tccps;
5710 l_current_offset_data = l_offset_data;
5711
5712 for (i=0;i<p_image->numcomps;++i) {
5713 l_tccp->m_dc_level_shift = (OPJ_INT32)*(l_current_offset_data++);
5714 ++l_tccp;
5715 }
5716
5717 opj_free(l_offset_data);
5718 }
5719
5720 return OPJ_TRUE;
5721 }
5722
5723 OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5724 struct opj_stream_private *p_stream,
5725 struct opj_event_mgr * p_manager )
5726 {
5727 OPJ_UINT32 i;
5728 OPJ_UINT32 l_cbd_size;
5729 OPJ_BYTE * l_current_data = 00;
5730 opj_image_t *l_image = 00;
5731 opj_image_comp_t * l_comp = 00;
5732
5733 /* preconditions */
5734 assert(p_j2k != 00);
5735 assert(p_manager != 00);
5736 assert(p_stream != 00);
5737
5738 l_image = p_j2k->m_private_image;
5739 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5740
5741 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5742 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5743 if (! new_header_tile_data) {
5744 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5745 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5746 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5747 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5748 return OPJ_FALSE;
5749 }
5750 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5751 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5752 }
5753
5754 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5755
5756 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5757 l_current_data += 2;
5758
5759 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5760 l_current_data += 2;
5761
5762 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5763 l_current_data+=2;
5764
5765 l_comp = l_image->comps;
5766
5767 for (i=0;i<l_image->numcomps;++i) {
5768 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5769 ++l_current_data;
5770
5771 ++l_comp;
5772 }
5773
5774 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_cbd_size,p_manager) != l_cbd_size) {
5775 return OPJ_FALSE;
5776 }
5777
5778 return OPJ_TRUE;
5779 }
5780
5781 /**
5782 * Reads a CBD marker (Component bit depth definition)
5783 * @param p_header_data the data contained in the CBD box.
5784 * @param p_j2k the jpeg2000 codec.
5785 * @param p_header_size the size of the data contained in the CBD marker.
5786 * @param p_manager the user event manager.
5787 */
5788 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5789 OPJ_BYTE * p_header_data,
5790 OPJ_UINT32 p_header_size,
5791 opj_event_mgr_t * p_manager
5792 )
5793 {
5794 OPJ_UINT32 l_nb_comp,l_num_comp;
5795 OPJ_UINT32 l_comp_def;
5796 OPJ_UINT32 i;
5797 opj_image_comp_t * l_comp = 00;
5798
5799 /* preconditions */
5800 assert(p_header_data != 00);
5801 assert(p_j2k != 00);
5802 assert(p_manager != 00);
5803
5804 l_num_comp = p_j2k->m_private_image->numcomps;
5805
5806 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5807 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5808 return OPJ_FALSE;
5809 }
5810
5811 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5812 p_header_data+=2;
5813
5814 if (l_nb_comp != l_num_comp) {
5815 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5816 return OPJ_FALSE;
5817 }
5818
5819 l_comp = p_j2k->m_private_image->comps;
5820 for (i=0;i<l_num_comp;++i) {
5821 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5822 ++p_header_data;
5823 l_comp->sgnd = (l_comp_def>>7) & 1;
5824 l_comp->prec = (l_comp_def&0x7f) + 1;
5825 ++l_comp;
5826 }
5827
5828 return OPJ_TRUE;
5829 }
5830
5831 /* ----------------------------------------------------------------------- */
5832 /* J2K / JPT decoder interface */
5833 /* ----------------------------------------------------------------------- */
5834
5835 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5836 {
5837 if(j2k && parameters) {
5838 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5839 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5840
5841 #ifdef USE_JPWL
5842 j2k->m_cp.correct = parameters->jpwl_correct;
5843 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5844 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5845 #endif /* USE_JPWL */
5846 }
5847 }
5848
5849 /* ----------------------------------------------------------------------- */
5850 /* J2K encoder interface */
5851 /* ----------------------------------------------------------------------- */
5852
5853 opj_j2k_t* opj_j2k_create_compress(void)
5854 {
5855 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
5856 if (!l_j2k) {
5857 return NULL;
5858 }
5859
5860 memset(l_j2k,0,sizeof(opj_j2k_t));
5861
5862 l_j2k->m_is_decoder = 0;
5863 l_j2k->m_cp.m_is_decoder = 0;
5864
5865 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
5866 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5867 opj_j2k_destroy(l_j2k);
5868 return NULL;
5869 }
5870
5871 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
5872
5873 /* validation list creation*/
5874 l_j2k->m_validation_list = opj_procedure_list_create();
5875 if (! l_j2k->m_validation_list) {
5876 opj_j2k_destroy(l_j2k);
5877 return NULL;
5878 }
5879
5880 /* execution list creation*/
5881 l_j2k->m_procedure_list = opj_procedure_list_create();
5882 if (! l_j2k->m_procedure_list) {
5883 opj_j2k_destroy(l_j2k);
5884 return NULL;
5885 }
5886
5887 return l_j2k;
5888 }
5889
5890 int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
5891 POC[0].tile = 1;
5892 POC[0].resno0 = 0;
5893 POC[0].compno0 = 0;
5894 POC[0].layno1 = 1;
5895 POC[0].resno1 = (OPJ_UINT32)(numres-1);
5896 POC[0].compno1 = 3;
5897 POC[0].prg1 = OPJ_CPRL;
5898 POC[1].tile = 1;
5899 POC[1].resno0 = (OPJ_UINT32)(numres-1);
5900 POC[1].compno0 = 0;
5901 POC[1].layno1 = 1;
5902 POC[1].resno1 = (OPJ_UINT32)numres;
5903 POC[1].compno1 = 3;
5904 POC[1].prg1 = OPJ_CPRL;
5905 return 2;
5906 }
5907
5908 void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
5909 {
5910 /* Configure cinema parameters */
5911 OPJ_FLOAT32 max_rate = 0;
5912 OPJ_FLOAT32 temp_rate = 0;
5913 int i;
5914
5915 /* profile (Rsiz) */
5916 switch (parameters->cp_cinema){
5917 case OPJ_CINEMA2K_24:
5918 case OPJ_CINEMA2K_48:
5919 parameters->cp_rsiz = OPJ_CINEMA2K;
5920 break;
5921 case OPJ_CINEMA4K_24:
5922 parameters->cp_rsiz = OPJ_CINEMA4K;
5923 break;
5924 case OPJ_OFF:
5925 assert(0);
5926 break;
5927 }
5928
5929 /* No tiling */
5930 parameters->tile_size_on = OPJ_FALSE;
5931 parameters->cp_tdx=1;
5932 parameters->cp_tdy=1;
5933
5934 /* One tile part for each component */
5935 parameters->tp_flag = 'C';
5936 parameters->tp_on = 1;
5937
5938 /* Tile and Image shall be at (0,0) */
5939 parameters->cp_tx0 = 0;
5940 parameters->cp_ty0 = 0;
5941 parameters->image_offset_x0 = 0;
5942 parameters->image_offset_y0 = 0;
5943
5944 /* Codeblock size= 32*32 */
5945 parameters->cblockw_init = 32;
5946 parameters->cblockh_init = 32;
5947
5948 /* Codeblock style: no mode switch enabled */
5949 parameters->mode = 0;
5950
5951 /* No ROI */
5952 parameters->roi_compno = -1;
5953
5954 /* No subsampling */
5955 parameters->subsampling_dx = 1;
5956 parameters->subsampling_dy = 1;
5957
5958 /* 9-7 transform */
5959 parameters->irreversible = 1;
5960
5961 /* Number of layers */
5962 if (parameters->tcp_numlayers > 1){
5963 opj_event_msg(p_manager, EVT_WARNING,
5964 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
5965 "1 single quality layer"
5966 "-> Number of layers forced to 1 (rather than %d)\n",
5967 parameters->tcp_numlayers);
5968 parameters->tcp_numlayers = 1;
5969 }
5970
5971 /* Resolution levels */
5972 switch (parameters->cp_cinema){
5973 case OPJ_CINEMA2K_24:
5974 case OPJ_CINEMA2K_48:
5975 if(parameters->numresolution > 6){
5976 opj_event_msg(p_manager, EVT_WARNING,
5977 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
5978 "Number of decomposition levels <= 5\n"
5979 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
5980 parameters->numresolution+1);
5981 parameters->numresolution = 6;
5982 }
5983 break;
5984 case OPJ_CINEMA4K_24:
5985 if(parameters->numresolution < 2){
5986 opj_event_msg(p_manager, EVT_WARNING,
5987 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
5988 "Number of decomposition levels >= 1 && <= 6\n"
5989 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
5990 parameters->numresolution+1);
5991 parameters->numresolution = 1;
5992 }else if(parameters->numresolution > 7){
5993 opj_event_msg(p_manager, EVT_WARNING,
5994 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
5995 "Number of decomposition levels >= 1 && <= 6\n"
5996 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
5997 parameters->numresolution+1);
5998 parameters->numresolution = 7;
5999 }
6000 break;
6001 default :
6002 break;
6003 }
6004
6005 /* Precincts */
6006 parameters->csty |= 0x01;
6007 parameters->res_spec = parameters->numresolution-1;
6008 for (i = 0; i<parameters->res_spec; i++) {
6009 parameters->prcw_init[i] = 256;
6010 parameters->prch_init[i] = 256;
6011 }
6012
6013 /* The progression order shall be CPRL */
6014 parameters->prog_order = OPJ_CPRL;
6015
6016 /* Progression order changes for 4K, disallowed for 2K */
6017 if (parameters->cp_cinema == OPJ_CINEMA4K_24) {
6018 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
6019 } else {
6020 parameters->numpocs = 0;
6021 }
6022
6023 /* Limited bit-rate */
6024 parameters->cp_disto_alloc = 1;
6025 switch (parameters->cp_cinema){
6026 case OPJ_CINEMA2K_24:
6027 case OPJ_CINEMA4K_24:
6028 max_rate = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6029 (OPJ_FLOAT32)(CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
6030 if (parameters->tcp_rates[0] == 0){
6031 parameters->tcp_rates[0] = max_rate;
6032 }else{
6033 temp_rate =(OPJ_FLOAT32)(image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6034 (parameters->tcp_rates[0] * 8 * (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6035 if (temp_rate > CINEMA_24_CS ){
6036 opj_event_msg(p_manager, EVT_WARNING,
6037 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6038 "Maximum 1302083 compressed bytes @ 24fps\n"
6039 "-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
6040 parameters->tcp_rates[0], max_rate);
6041 parameters->tcp_rates[0]= max_rate;
6042 }else{
6043 opj_event_msg(p_manager, EVT_WARNING,
6044 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile):\n"
6045 "INFO : Specified rate (%3.1f) is below the 2k/4k limit @ 24fps.\n",
6046 parameters->tcp_rates[0]);
6047 }
6048 }
6049 parameters->max_comp_size = COMP_24_CS;
6050 break;
6051 case OPJ_CINEMA2K_48:
6052 max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
6053 (float)(CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
6054 if (parameters->tcp_rates[0] == 0){
6055 parameters->tcp_rates[0] = max_rate;
6056 }else{
6057 temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
6058 (parameters->tcp_rates[0] * 8 * (float)image->comps[0].dx * (float)image->comps[0].dy);
6059 if (temp_rate > CINEMA_48_CS ){
6060 opj_event_msg(p_manager, EVT_WARNING,
6061 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6062 "Maximum 651041 compressed bytes @ 48fps\n"
6063 "-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
6064 parameters->tcp_rates[0], max_rate);
6065 parameters->tcp_rates[0]= max_rate;
6066 }else{
6067 opj_event_msg(p_manager, EVT_WARNING,
6068 "JPEG 2000 Profile-3 (2k dc profile):\n"
6069 "INFO : Specified rate (%3.1f) is below the 2k limit @ 48 fps.\n",
6070 parameters->tcp_rates[0]);
6071 }
6072 }
6073 parameters->max_comp_size = COMP_48_CS;
6074 break;
6075 default:
6076 break;
6077 }
6078 }
6079
6080 OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode, opj_event_mgr_t *p_manager)
6081 {
6082 OPJ_UINT32 i;
6083
6084 /* Number of components */
6085 if (image->numcomps != 3){
6086 opj_event_msg(p_manager, EVT_WARNING,
6087 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6088 "3 components"
6089 "-> Number of components of input image (%d) is not compliant\n"
6090 "-> Non-profile-3 codestream will be generated\n",
6091 image->numcomps);
6092 return OPJ_FALSE;
6093 }
6094
6095 /* Bitdepth */
6096 for (i = 0; i < image->numcomps; i++) {
6097 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
6098 char signed_str[] = "signed";
6099 char unsigned_str[] = "unsigned";
6100 char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
6101 opj_event_msg(p_manager, EVT_WARNING,
6102 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6103 "Precision of each component shall be 12 bits unsigned"
6104 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6105 "-> Non-profile-3 codestream will be generated\n",
6106 i,image->comps[i].bpp, tmp_str);
6107 return OPJ_FALSE;
6108 }
6109 }
6110
6111 /* Image size */
6112 switch (cinema_mode){
6113 case OPJ_CINEMA2K_24:
6114 case OPJ_CINEMA2K_48:
6115 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
6116 opj_event_msg(p_manager, EVT_WARNING,
6117 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6118 "width <= 2048 and height <= 1080\n"
6119 "-> Input image size %d x %d is not compliant\n"
6120 "-> Non-profile-3 codestream will be generated\n",
6121 image->comps[0].w,image->comps[0].h);
6122 return OPJ_FALSE;
6123 }
6124 break;
6125 case OPJ_CINEMA4K_24:
6126 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
6127 opj_event_msg(p_manager, EVT_WARNING,
6128 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6129 "width <= 4096 and height <= 2160\n"
6130 "-> Image size %d x %d is not compliant\n"
6131 "-> Non-profile-4 codestream will be generated\n",
6132 image->comps[0].w,image->comps[0].h);
6133 return OPJ_FALSE;
6134 }
6135 break;
6136 default :
6137 break;
6138 }
6139
6140 return OPJ_TRUE;
6141 }
6142
6143 void opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
6144 opj_cparameters_t *parameters,
6145 opj_image_t *image,
6146 opj_event_mgr_t * p_manager)
6147 {
6148 OPJ_UINT32 i, j, tileno, numpocs_tile;
6149 opj_cp_t *cp = 00;
6150
6151 if(!p_j2k || !parameters || ! image) {
6152 return;
6153 }
6154
6155 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6156 cp = &(p_j2k->m_cp);
6157
6158 /* set default values for cp */
6159 cp->tw = 1;
6160 cp->th = 1;
6161
6162 /* set cinema parameters if required */
6163 if (parameters->cp_cinema){
6164 opj_j2k_set_cinema_parameters(parameters,image,p_manager);
6165 if (!opj_j2k_is_cinema_compliant(image,parameters->cp_cinema,p_manager)) {
6166 parameters->cp_rsiz = OPJ_STD_RSIZ;
6167 }
6168 }
6169
6170 /*
6171 copy user encoding parameters
6172 */
6173 cp->m_specific_param.m_enc.m_cinema = parameters->cp_cinema;
6174 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)parameters->max_comp_size;
6175 cp->rsiz = parameters->cp_rsiz;
6176 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)parameters->cp_disto_alloc & 1u;
6177 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)parameters->cp_fixed_alloc & 1u;
6178 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)parameters->cp_fixed_quality & 1u;
6179
6180 /* mod fixed_quality */
6181 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6182 size_t array_size = (size_t)parameters->tcp_numlayers * (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6183 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6184 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
6185 }
6186
6187 /* tiles */
6188 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6189 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6190
6191 /* tile offset */
6192 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6193 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6194
6195 /* comment string */
6196 if(parameters->cp_comment) {
6197 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
6198 if(cp->comment) {
6199 strcpy(cp->comment, parameters->cp_comment);
6200 }
6201 }
6202
6203 /*
6204 calculate other encoding parameters
6205 */
6206
6207 if (parameters->tile_size_on) {
6208 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0), (OPJ_INT32)cp->tdx);
6209 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0), (OPJ_INT32)cp->tdy);
6210 } else {
6211 cp->tdx = image->x1 - cp->tx0;
6212 cp->tdy = image->y1 - cp->ty0;
6213 }
6214
6215 if (parameters->tp_on) {
6216 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6217 cp->m_specific_param.m_enc.m_tp_on = 1;
6218 }
6219
6220 #ifdef USE_JPWL
6221 /*
6222 calculate JPWL encoding parameters
6223 */
6224
6225 if (parameters->jpwl_epc_on) {
6226 OPJ_INT32 i;
6227
6228 /* set JPWL on */
6229 cp->epc_on = OPJ_TRUE;
6230 cp->info_on = OPJ_FALSE; /* no informative technique */
6231
6232 /* set EPB on */
6233 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6234 cp->epb_on = OPJ_TRUE;
6235
6236 cp->hprot_MH = parameters->jpwl_hprot_MH;
6237 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6238 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6239 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6240 }
6241 /* if tile specs are not specified, copy MH specs */
6242 if (cp->hprot_TPH[0] == -1) {
6243 cp->hprot_TPH_tileno[0] = 0;
6244 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6245 }
6246 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6247 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6248 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6249 cp->pprot[i] = parameters->jpwl_pprot[i];
6250 }
6251 }
6252
6253 /* set ESD writing */
6254 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6255 cp->esd_on = OPJ_TRUE;
6256
6257 cp->sens_size = parameters->jpwl_sens_size;
6258 cp->sens_addr = parameters->jpwl_sens_addr;
6259 cp->sens_range = parameters->jpwl_sens_range;
6260
6261 cp->sens_MH = parameters->jpwl_sens_MH;
6262 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6263 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6264 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6265 }
6266 }
6267
6268 /* always set RED writing to false: we are at the encoder */
6269 cp->red_on = OPJ_FALSE;
6270
6271 } else {
6272 cp->epc_on = OPJ_FALSE;
6273 }
6274 #endif /* USE_JPWL */
6275
6276 /* initialize the mutiple tiles */
6277 /* ---------------------------- */
6278 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6279 if (parameters->numpocs) {
6280 /* initialisation of POC */
6281 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, (OPJ_UINT32)parameters->numresolution, image->numcomps, (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6282 /* TODO MSD use the return value*/
6283 }
6284
6285 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6286 opj_tcp_t *tcp = &cp->tcps[tileno];
6287 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6288
6289 for (j = 0; j < tcp->numlayers; j++) {
6290 if(cp->m_specific_param.m_enc.m_cinema){
6291 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6292 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6293 }
6294 tcp->rates[j] = parameters->tcp_rates[j];
6295 }else{
6296 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6297 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6298 } else {
6299 tcp->rates[j] = parameters->tcp_rates[j];
6300 }
6301 }
6302 }
6303
6304 tcp->csty = (OPJ_UINT32)parameters->csty;
6305 tcp->prg = parameters->prog_order;
6306 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6307
6308 numpocs_tile = 0;
6309 tcp->POC = 0;
6310
6311 if (parameters->numpocs) {
6312 /* initialisation of POC */
6313 tcp->POC = 1;
6314 for (i = 0; i < parameters->numpocs; i++) {
6315 if (tileno + 1 == parameters->POC[i].tile ) {
6316 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6317
6318 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6319 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6320 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6321 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6322 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6323 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6324 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6325
6326 numpocs_tile++;
6327 }
6328 }
6329
6330 tcp->numpocs = numpocs_tile -1 ;
6331 }else{
6332 tcp->numpocs = 0;
6333 }
6334
6335 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6336
6337 if (parameters->mct_data) {
6338
6339 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6340 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6341 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
6342
6343 tcp->mct = 2;
6344 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6345 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
6346 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
6347
6348 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6349 assert(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps));
6350
6351 tcp->mct_norms = (OPJ_FLOAT64*)
6352 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
6353
6354 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
6355 opj_free(lTmpBuf);
6356
6357 for (i = 0; i < image->numcomps; i++) {
6358 opj_tccp_t *tccp = &tcp->tccps[i];
6359 tccp->m_dc_level_shift = l_dc_shift[i];
6360 }
6361
6362 opj_j2k_setup_mct_encoding(tcp,image);
6363 }
6364 else {
6365 for (i = 0; i < image->numcomps; i++) {
6366 opj_tccp_t *tccp = &tcp->tccps[i];
6367 opj_image_comp_t * l_comp = &(image->comps[i]);
6368
6369 if (! l_comp->sgnd) {
6370 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
6371 }
6372 }
6373 }
6374
6375 for (i = 0; i < image->numcomps; i++) {
6376 opj_tccp_t *tccp = &tcp->tccps[i];
6377
6378 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
6379 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
6380 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6381 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6382 tccp->cblksty = (OPJ_UINT32)parameters->mode;
6383 tccp->qmfbid = parameters->irreversible ? 0 : 1;
6384 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
6385 tccp->numgbits = 2;
6386
6387 if ((OPJ_INT32)i == parameters->roi_compno) {
6388 tccp->roishift = parameters->roi_shift;
6389 } else {
6390 tccp->roishift = 0;
6391 }
6392
6393 if (parameters->csty & J2K_CCP_CSTY_PRT) {
6394 OPJ_INT32 p = 0, it_res;
6395 assert( tccp->numresolutions > 0 );
6396 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
6397 if (p < parameters->res_spec) {
6398
6399 if (parameters->prcw_init[p] < 1) {
6400 tccp->prcw[it_res] = 1;
6401 } else {
6402 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
6403 }
6404
6405 if (parameters->prch_init[p] < 1) {
6406 tccp->prch[it_res] = 1;
6407 }else {
6408 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
6409 }
6410
6411 } else {
6412 OPJ_INT32 res_spec = parameters->res_spec;
6413 OPJ_INT32 size_prcw = 0;
6414 OPJ_INT32 size_prch = 0;
6415
6416 assert(res_spec>0); /* issue 189 */
6417 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6418 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6419
6420
6421 if (size_prcw < 1) {
6422 tccp->prcw[it_res] = 1;
6423 } else {
6424 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
6425 }
6426
6427 if (size_prch < 1) {
6428 tccp->prch[it_res] = 1;
6429 } else {
6430 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
6431 }
6432 }
6433 p++;
6434 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6435 } /*end for*/
6436 } else {
6437 for (j = 0; j < tccp->numresolutions; j++) {
6438 tccp->prcw[j] = 15;
6439 tccp->prch[j] = 15;
6440 }
6441 }
6442
6443 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6444 }
6445 }
6446
6447 if (parameters->mct_data) {
6448 opj_free(parameters->mct_data);
6449 parameters->mct_data = 00;
6450 }
6451 }
6452
6453 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6454 {
6455 assert(cstr_index != 00);
6456
6457 /* expand the list? */
6458 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6459 opj_marker_info_t *new_marker;
6460 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->maxmarknum);
6461 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6462 if (! new_marker) {
6463 opj_free(cstr_index->marker);
6464 cstr_index->marker = NULL;
6465 cstr_index->maxmarknum = 0;
6466 cstr_index->marknum = 0;
6467 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6468 return OPJ_FALSE;
6469 }
6470 cstr_index->marker = new_marker;
6471 }
6472
6473 /* add the marker */
6474 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6475 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6476 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6477 cstr_index->marknum++;
6478 return OPJ_TRUE;
6479 }
6480
6481 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6482 {
6483 assert(cstr_index != 00);
6484 assert(cstr_index->tile_index != 00);
6485
6486 /* expand the list? */
6487 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6488 opj_marker_info_t *new_marker;
6489 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
6490 new_marker = (opj_marker_info_t *) opj_realloc(
6491 cstr_index->tile_index[tileno].marker,
6492 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6493 if (! new_marker) {
6494 opj_free(cstr_index->tile_index[tileno].marker);
6495 cstr_index->tile_index[tileno].marker = NULL;
6496 cstr_index->tile_index[tileno].maxmarknum = 0;
6497 cstr_index->tile_index[tileno].marknum = 0;
6498 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6499 return OPJ_FALSE;
6500 }
6501 cstr_index->tile_index[tileno].marker = new_marker;
6502 }
6503
6504 /* add the marker */
6505 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6506 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6507 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6508 cstr_index->tile_index[tileno].marknum++;
6509
6510 if (type == J2K_MS_SOT) {
6511 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6512
6513 if (cstr_index->tile_index[tileno].tp_index)
6514 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6515
6516 }
6517 return OPJ_TRUE;
6518 }
6519
6520 /*
6521 * -----------------------------------------------------------------------
6522 * -----------------------------------------------------------------------
6523 * -----------------------------------------------------------------------
6524 */
6525
6526 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6527 opj_stream_private_t *p_stream,
6528 opj_event_mgr_t * p_manager
6529 )
6530 {
6531 (void)p_j2k;
6532 (void)p_stream;
6533 (void)p_manager;
6534 return OPJ_TRUE;
6535 }
6536
6537 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6538 opj_j2k_t* p_j2k,
6539 opj_image_t** p_image,
6540 opj_event_mgr_t* p_manager )
6541 {
6542 /* preconditions */
6543 assert(p_j2k != 00);
6544 assert(p_stream != 00);
6545 assert(p_manager != 00);
6546
6547 /* create an empty image header */
6548 p_j2k->m_private_image = opj_image_create0();
6549 if (! p_j2k->m_private_image) {
6550 return OPJ_FALSE;
6551 }
6552
6553 /* customization of the validation */
6554 opj_j2k_setup_decoding_validation(p_j2k);
6555
6556 /* validation of the parameters codec */
6557 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6558 opj_image_destroy(p_j2k->m_private_image);
6559 p_j2k->m_private_image = NULL;
6560 return OPJ_FALSE;
6561 }
6562
6563 /* customization of the encoding */
6564 opj_j2k_setup_header_reading(p_j2k);
6565
6566 /* read header */
6567 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6568 opj_image_destroy(p_j2k->m_private_image);
6569 p_j2k->m_private_image = NULL;
6570 return OPJ_FALSE;
6571 }
6572
6573 *p_image = opj_image_create0();
6574 if (! (*p_image)) {
6575 return OPJ_FALSE;
6576 }
6577
6578 /* Copy codestream image information to the output image */
6579 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6580
6581 /*Allocate and initialize some elements of codestrem index*/
6582 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6583 return OPJ_FALSE;
6584 }
6585
6586 return OPJ_TRUE;
6587 }
6588
6589 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6590 {
6591 /* preconditions*/
6592 assert(p_j2k != 00);
6593
6594 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6595
6596 /* DEVELOPER CORNER, add your custom procedures */
6597 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6598
6599 }
6600
6601 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6602 {
6603 /* preconditions*/
6604 assert(p_j2k != 00);
6605
6606 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6607 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6608 /* DEVELOPER CORNER, add your custom validation procedure */
6609
6610 }
6611
6612 OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6613 opj_stream_private_t *p_stream,
6614 opj_event_mgr_t * p_manager )
6615 {
6616 OPJ_BOOL l_is_valid = OPJ_TRUE;
6617 OPJ_UINT32 i,j;
6618
6619 /* preconditions */
6620 assert(p_j2k != 00);
6621 assert(p_stream != 00);
6622 assert(p_manager != 00);
6623
6624 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6625 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6626 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6627
6628 for (i=0;i<l_nb_tiles;++i) {
6629 if (l_tcp->mct == 2) {
6630 opj_tccp_t * l_tccp = l_tcp->tccps;
6631 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6632
6633 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6634 l_is_valid &= ! (l_tccp->qmfbid & 1);
6635 ++l_tccp;
6636 }
6637 }
6638 ++l_tcp;
6639 }
6640 }
6641
6642 return l_is_valid;
6643 }
6644
6645 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6646 {
6647 OPJ_UINT32 i;
6648 OPJ_UINT32 l_indix = 1;
6649 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6650 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6651 OPJ_UINT32 l_mct_size,l_nb_elem;
6652 OPJ_FLOAT32 * l_data, * l_current_data;
6653 opj_tccp_t * l_tccp;
6654
6655 /* preconditions */
6656 assert(p_tcp != 00);
6657
6658 if (p_tcp->mct != 2) {
6659 return OPJ_TRUE;
6660 }
6661
6662 if (p_tcp->m_mct_decoding_matrix) {
6663 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6664 opj_mct_data_t *new_mct_records;
6665 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6666
6667 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
6668 if (! new_mct_records) {
6669 opj_free(p_tcp->m_mct_records);
6670 p_tcp->m_mct_records = NULL;
6671 p_tcp->m_nb_max_mct_records = 0;
6672 p_tcp->m_nb_mct_records = 0;
6673 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6674 return OPJ_FALSE;
6675 }
6676 p_tcp->m_mct_records = new_mct_records;
6677 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6678
6679 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6680 }
6681 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6682
6683 if (l_mct_deco_data->m_data) {
6684 opj_free(l_mct_deco_data->m_data);
6685 l_mct_deco_data->m_data = 00;
6686 }
6687
6688 l_mct_deco_data->m_index = l_indix++;
6689 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6690 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6691 l_nb_elem = p_image->numcomps * p_image->numcomps;
6692 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6693 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6694
6695 if (! l_mct_deco_data->m_data) {
6696 return OPJ_FALSE;
6697 }
6698
6699 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](p_tcp->m_mct_decoding_matrix,l_mct_deco_data->m_data,l_nb_elem);
6700
6701 l_mct_deco_data->m_data_size = l_mct_size;
6702 ++p_tcp->m_nb_mct_records;
6703 }
6704
6705 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6706 opj_mct_data_t *new_mct_records;
6707 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6708 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
6709 if (! new_mct_records) {
6710 opj_free(p_tcp->m_mct_records);
6711 p_tcp->m_mct_records = NULL;
6712 p_tcp->m_nb_max_mct_records = 0;
6713 p_tcp->m_nb_mct_records = 0;
6714 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6715 return OPJ_FALSE;
6716 }
6717 p_tcp->m_mct_records = new_mct_records;
6718 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6719
6720 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6721
6722 if (l_mct_deco_data) {
6723 l_mct_deco_data = l_mct_offset_data - 1;
6724 }
6725 }
6726
6727 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6728
6729 if (l_mct_offset_data->m_data) {
6730 opj_free(l_mct_offset_data->m_data);
6731 l_mct_offset_data->m_data = 00;
6732 }
6733
6734 l_mct_offset_data->m_index = l_indix++;
6735 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6736 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6737 l_nb_elem = p_image->numcomps;
6738 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6739 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6740
6741 if (! l_mct_offset_data->m_data) {
6742 return OPJ_FALSE;
6743 }
6744
6745 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6746 if (! l_data) {
6747 opj_free(l_mct_offset_data->m_data);
6748 l_mct_offset_data->m_data = 00;
6749 return OPJ_FALSE;
6750 }
6751
6752 l_tccp = p_tcp->tccps;
6753 l_current_data = l_data;
6754
6755 for (i=0;i<l_nb_elem;++i) {
6756 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
6757 ++l_tccp;
6758 }
6759
6760 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
6761
6762 opj_free(l_data);
6763
6764 l_mct_offset_data->m_data_size = l_mct_size;
6765
6766 ++p_tcp->m_nb_mct_records;
6767
6768 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
6769 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6770 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6771 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6772 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
6773 if (! new_mcc_records) {
6774 opj_free(p_tcp->m_mcc_records);
6775 p_tcp->m_mcc_records = NULL;
6776 p_tcp->m_nb_max_mcc_records = 0;
6777 p_tcp->m_nb_mcc_records = 0;
6778 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6779 return OPJ_FALSE;
6780 }
6781 p_tcp->m_mcc_records = new_mcc_records;
6782 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6783 memset(l_mcc_data ,0,(p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
6784
6785 }
6786
6787 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6788 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
6789 l_mcc_data->m_is_irreversible = 1;
6790 l_mcc_data->m_nb_comps = p_image->numcomps;
6791 l_mcc_data->m_index = l_indix++;
6792 l_mcc_data->m_offset_array = l_mct_offset_data;
6793 ++p_tcp->m_nb_mcc_records;
6794
6795 return OPJ_TRUE;
6796 }
6797
6798 OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
6799 opj_stream_private_t *p_stream,
6800 opj_event_mgr_t * p_manager )
6801 {
6802 /* add here initialization of cp
6803 copy paste of setup_decoder */
6804 (void)p_j2k;
6805 (void)p_stream;
6806 (void)p_manager;
6807 return OPJ_TRUE;
6808 }
6809
6810 OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
6811 opj_stream_private_t *p_stream,
6812 opj_event_mgr_t * p_manager )
6813 {
6814 /* add here initialization of cp
6815 copy paste of setup_encoder */
6816 (void)p_j2k;
6817 (void)p_stream;
6818 (void)p_manager;
6819 return OPJ_TRUE;
6820 }
6821
6822 OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
6823 opj_stream_private_t *p_stream,
6824 opj_event_mgr_t * p_manager )
6825 {
6826 OPJ_BOOL l_is_valid = OPJ_TRUE;
6827
6828 /* preconditions */
6829 assert(p_j2k != 00);
6830 assert(p_stream != 00);
6831 assert(p_manager != 00);
6832
6833 /* STATE checking */
6834 /* make sure the state is at 0 */
6835 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
6836
6837 /* POINTER validation */
6838 /* make sure a p_j2k codec is present */
6839 l_is_valid &= (p_j2k->m_procedure_list != 00);
6840 /* make sure a validation list is present */
6841 l_is_valid &= (p_j2k->m_validation_list != 00);
6842
6843 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6844 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6845 return OPJ_FALSE;
6846 }
6847
6848 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6849 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6850 return OPJ_FALSE;
6851 }
6852
6853 /* PARAMETER VALIDATION */
6854 return l_is_valid;
6855 }
6856
6857 OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
6858 opj_stream_private_t *p_stream,
6859 opj_event_mgr_t * p_manager
6860 )
6861 {
6862 OPJ_BOOL l_is_valid = OPJ_TRUE;
6863
6864 /* preconditions*/
6865 assert(p_j2k != 00);
6866 assert(p_stream != 00);
6867 assert(p_manager != 00);
6868
6869 /* STATE checking */
6870 /* make sure the state is at 0 */
6871 #ifdef TODO_MSD
6872 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
6873 #endif
6874 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
6875
6876 /* POINTER validation */
6877 /* make sure a p_j2k codec is present */
6878 /* make sure a procedure list is present */
6879 l_is_valid &= (p_j2k->m_procedure_list != 00);
6880 /* make sure a validation list is present */
6881 l_is_valid &= (p_j2k->m_validation_list != 00);
6882
6883 /* PARAMETER VALIDATION */
6884 return l_is_valid;
6885 }
6886
6887 OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
6888 opj_stream_private_t *p_stream,
6889 opj_event_mgr_t * p_manager)
6890 {
6891 OPJ_UINT32 l_current_marker;
6892 OPJ_UINT32 l_marker_size;
6893 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
6894
6895 /* preconditions */
6896 assert(p_stream != 00);
6897 assert(p_j2k != 00);
6898 assert(p_manager != 00);
6899
6900 /* We enter in the main header */
6901 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
6902
6903 /* Try to read the SOC marker, the codestream must begin with SOC marker */
6904 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
6905 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
6906 return OPJ_FALSE;
6907 }
6908
6909 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6910 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6911 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6912 return OPJ_FALSE;
6913 }
6914
6915 /* Read 2 bytes as the new marker ID */
6916 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6917
6918 /* Try to read until the SOT is detected */
6919 while (l_current_marker != J2K_MS_SOT) {
6920
6921 /* Check if the current marker ID is valid */
6922 if (l_current_marker < 0xff00) {
6923 opj_event_msg(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
6924 return OPJ_FALSE;
6925 }
6926
6927 /* Get the marker handler from the marker ID */
6928 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6929
6930 /* Manage case where marker is unknown */
6931 if (l_marker_handler->id == J2K_MS_UNK) {
6932 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
6933 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
6934 return OPJ_FALSE;
6935 }
6936
6937 if (l_current_marker == J2K_MS_SOT)
6938 break; /* SOT marker is detected main header is completely read */
6939 else /* Get the marker handler from the marker ID */
6940 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6941 }
6942
6943 /* Check if the marker is known and if it is the right place to find it */
6944 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
6945 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
6946 return OPJ_FALSE;
6947 }
6948
6949 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
6950 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6951 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6952 return OPJ_FALSE;
6953 }
6954
6955 /* read 2 bytes as the marker size */
6956 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
6957 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
6958
6959 /* Check if the marker size is compatible with the header data size */
6960 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
6961 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
6962 if (! new_header_data) {
6963 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
6964 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
6965 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
6966 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
6967 return OPJ_FALSE;
6968 }
6969 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
6970 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
6971 }
6972
6973 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
6974 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
6975 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6976 return OPJ_FALSE;
6977 }
6978
6979 /* Read the marker segment with the correct marker handler */
6980 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
6981 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
6982 return OPJ_FALSE;
6983 }
6984
6985 /* Add the marker to the codestream index*/
6986 if (OPJ_FALSE == opj_j2k_add_mhmarker(
6987 p_j2k->cstr_index,
6988 l_marker_handler->id,
6989 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
6990 l_marker_size + 4 )) {
6991 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
6992 return OPJ_FALSE;
6993 }
6994
6995 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6996 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6997 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6998 return OPJ_FALSE;
6999 }
7000
7001 /* read 2 bytes as the new marker ID */
7002 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7003 }
7004
7005 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7006
7007 /* Position of the last element if the main header */
7008 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7009
7010 /* Next step: read a tile-part header */
7011 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7012
7013 return OPJ_TRUE;
7014 }
7015
7016 OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
7017 opj_procedure_list_t * p_procedure_list,
7018 opj_stream_private_t *p_stream,
7019 opj_event_mgr_t * p_manager )
7020 {
7021 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
7022 OPJ_BOOL l_result = OPJ_TRUE;
7023 OPJ_UINT32 l_nb_proc, i;
7024
7025 /* preconditions*/
7026 assert(p_procedure_list != 00);
7027 assert(p_j2k != 00);
7028 assert(p_stream != 00);
7029 assert(p_manager != 00);
7030
7031 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7032 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7033
7034 for (i=0;i<l_nb_proc;++i) {
7035 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
7036 ++l_procedure;
7037 }
7038
7039 /* and clear the procedure list at the end.*/
7040 opj_procedure_list_clear(p_procedure_list);
7041 return l_result;
7042 }
7043
7044 /* FIXME DOC*/
7045 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
7046 opj_stream_private_t *p_stream,
7047 opj_event_mgr_t * p_manager
7048 )
7049 {
7050 opj_tcp_t * l_tcp = 00;
7051 opj_tcp_t * l_default_tcp = 00;
7052 OPJ_UINT32 l_nb_tiles;
7053 OPJ_UINT32 i,j;
7054 opj_tccp_t *l_current_tccp = 00;
7055 OPJ_UINT32 l_tccp_size;
7056 OPJ_UINT32 l_mct_size;
7057 opj_image_t * l_image;
7058 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
7059 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7060 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7061 OPJ_UINT32 l_offset;
7062
7063 /* preconditions */
7064 assert(p_j2k != 00);
7065 assert(p_stream != 00);
7066 assert(p_manager != 00);
7067
7068 l_image = p_j2k->m_private_image;
7069 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7070 l_tcp = p_j2k->m_cp.tcps;
7071 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7072 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7073 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
7074
7075 /* For each tile */
7076 for (i=0; i<l_nb_tiles; ++i) {
7077 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7078 l_current_tccp = l_tcp->tccps;
7079 /*Copy default coding parameters into the current tile coding parameters*/
7080 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7081 /* Initialize some values of the current tile coding parameters*/
7082 l_tcp->ppt = 0;
7083 l_tcp->ppt_data = 00;
7084 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7085 l_tcp->tccps = l_current_tccp;
7086
7087 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7088 if (l_default_tcp->m_mct_decoding_matrix) {
7089 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7090 if (! l_tcp->m_mct_decoding_matrix ) {
7091 return OPJ_FALSE;
7092 }
7093 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
7094 }
7095
7096 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7097 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(opj_mct_data_t);
7098 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7099 if (! l_tcp->m_mct_records) {
7100 return OPJ_FALSE;
7101 }
7102 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
7103
7104 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7105 l_src_mct_rec = l_default_tcp->m_mct_records;
7106 l_dest_mct_rec = l_tcp->m_mct_records;
7107
7108 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
7109
7110 if (l_src_mct_rec->m_data) {
7111
7112 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7113 if(! l_dest_mct_rec->m_data) {
7114 return OPJ_FALSE;
7115 }
7116 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
7117 }
7118
7119 ++l_src_mct_rec;
7120 ++l_dest_mct_rec;
7121 }
7122
7123 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7124 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(opj_simple_mcc_decorrelation_data_t);
7125 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
7126 if (! l_tcp->m_mcc_records) {
7127 return OPJ_FALSE;
7128 }
7129 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
7130
7131 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7132 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7133 l_dest_mcc_rec = l_tcp->m_mcc_records;
7134
7135 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
7136
7137 if (l_src_mcc_rec->m_decorrelation_array) {
7138 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records);
7139 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7140 }
7141
7142 if (l_src_mcc_rec->m_offset_array) {
7143 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records);
7144 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7145 }
7146
7147 ++l_src_mcc_rec;
7148 ++l_dest_mcc_rec;
7149 }
7150
7151 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7152 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
7153
7154 /* Move to next tile cp*/
7155 ++l_tcp;
7156 }
7157
7158 /* Create the current tile decoder*/
7159 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
7160 if (! p_j2k->m_tcd ) {
7161 return OPJ_FALSE;
7162 }
7163
7164 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
7165 opj_tcd_destroy(p_j2k->m_tcd);
7166 p_j2k->m_tcd = 00;
7167 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7168 return OPJ_FALSE;
7169 }
7170
7171 return OPJ_TRUE;
7172 }
7173
7174 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
7175 {
7176 const opj_dec_memory_marker_handler_t *e;
7177 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
7178 if (e->id == p_id) {
7179 break; /* we find a handler corresponding to the marker ID*/
7180 }
7181 }
7182 return e;
7183 }
7184
7185 void opj_j2k_destroy (opj_j2k_t *p_j2k)
7186 {
7187 if (p_j2k == 00) {
7188 return;
7189 }
7190
7191 if (p_j2k->m_is_decoder) {
7192
7193 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
7194 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7195 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7196 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
7197 }
7198
7199 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
7200 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7201 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
7202 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7203 }
7204 }
7205 else {
7206
7207 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
7208 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
7209 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
7210 }
7211
7212 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
7213 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
7214 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
7215 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
7216 }
7217
7218 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
7219 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
7220 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
7221 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
7222 }
7223 }
7224
7225 opj_tcd_destroy(p_j2k->m_tcd);
7226
7227 opj_j2k_cp_destroy(&(p_j2k->m_cp));
7228 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
7229
7230 opj_procedure_list_destroy(p_j2k->m_procedure_list);
7231 p_j2k->m_procedure_list = 00;
7232
7233 opj_procedure_list_destroy(p_j2k->m_validation_list);
7234 p_j2k->m_procedure_list = 00;
7235
7236 j2k_destroy_cstr_index(p_j2k->cstr_index);
7237 p_j2k->cstr_index = NULL;
7238
7239 opj_image_destroy(p_j2k->m_private_image);
7240 p_j2k->m_private_image = NULL;
7241
7242 opj_image_destroy(p_j2k->m_output_image);
7243 p_j2k->m_output_image = NULL;
7244
7245 opj_free(p_j2k);
7246 }
7247
7248 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
7249 {
7250 if (p_cstr_ind) {
7251
7252 if (p_cstr_ind->marker) {
7253 opj_free(p_cstr_ind->marker);
7254 p_cstr_ind->marker = NULL;
7255 }
7256
7257 if (p_cstr_ind->tile_index) {
7258 OPJ_UINT32 it_tile = 0;
7259
7260 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
7261
7262 if(p_cstr_ind->tile_index[it_tile].packet_index) {
7263 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
7264 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
7265 }
7266
7267 if(p_cstr_ind->tile_index[it_tile].tp_index){
7268 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
7269 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
7270 }
7271
7272 if(p_cstr_ind->tile_index[it_tile].marker){
7273 opj_free(p_cstr_ind->tile_index[it_tile].marker);
7274 p_cstr_ind->tile_index[it_tile].marker = NULL;
7275
7276 }
7277 }
7278
7279 opj_free( p_cstr_ind->tile_index);
7280 p_cstr_ind->tile_index = NULL;
7281 }
7282
7283 opj_free(p_cstr_ind);
7284 }
7285 }
7286
7287 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
7288 {
7289 if (p_tcp == 00) {
7290 return;
7291 }
7292
7293 if (p_tcp->ppt_buffer != 00) {
7294 opj_free(p_tcp->ppt_buffer);
7295 p_tcp->ppt_buffer = 00;
7296 }
7297
7298 if (p_tcp->tccps != 00) {
7299 opj_free(p_tcp->tccps);
7300 p_tcp->tccps = 00;
7301 }
7302
7303 if (p_tcp->m_mct_coding_matrix != 00) {
7304 opj_free(p_tcp->m_mct_coding_matrix);
7305 p_tcp->m_mct_coding_matrix = 00;
7306 }
7307
7308 if (p_tcp->m_mct_decoding_matrix != 00) {
7309 opj_free(p_tcp->m_mct_decoding_matrix);
7310 p_tcp->m_mct_decoding_matrix = 00;
7311 }
7312
7313 if (p_tcp->m_mcc_records) {
7314 opj_free(p_tcp->m_mcc_records);
7315 p_tcp->m_mcc_records = 00;
7316 p_tcp->m_nb_max_mcc_records = 0;
7317 p_tcp->m_nb_mcc_records = 0;
7318 }
7319
7320 if (p_tcp->m_mct_records) {
7321 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
7322 OPJ_UINT32 i;
7323
7324 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
7325 if (l_mct_data->m_data) {
7326 opj_free(l_mct_data->m_data);
7327 l_mct_data->m_data = 00;
7328 }
7329
7330 ++l_mct_data;
7331 }
7332
7333 opj_free(p_tcp->m_mct_records);
7334 p_tcp->m_mct_records = 00;
7335 }
7336
7337 if (p_tcp->mct_norms != 00) {
7338 opj_free(p_tcp->mct_norms);
7339 p_tcp->mct_norms = 00;
7340 }
7341
7342 opj_j2k_tcp_data_destroy(p_tcp);
7343
7344 }
7345
7346 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
7347 {
7348 if (p_tcp->m_data) {
7349 opj_free(p_tcp->m_data);
7350 p_tcp->m_data = NULL;
7351 p_tcp->m_data_size = 0;
7352 }
7353 }
7354
7355 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
7356 {
7357 OPJ_UINT32 l_nb_tiles;
7358 opj_tcp_t * l_current_tile = 00;
7359 OPJ_UINT32 i;
7360
7361 if (p_cp == 00)
7362 {
7363 return;
7364 }
7365 if (p_cp->tcps != 00)
7366 {
7367 l_current_tile = p_cp->tcps;
7368 l_nb_tiles = p_cp->th * p_cp->tw;
7369
7370 for (i = 0; i < l_nb_tiles; ++i)
7371 {
7372 opj_j2k_tcp_destroy(l_current_tile);
7373 ++l_current_tile;
7374 }
7375 opj_free(p_cp->tcps);
7376 p_cp->tcps = 00;
7377 }
7378 opj_free(p_cp->ppm_buffer);
7379 p_cp->ppm_buffer = 00;
7380 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
7381 opj_free(p_cp->comment);
7382 p_cp->comment = 00;
7383 if (! p_cp->m_is_decoder)
7384 {
7385 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
7386 p_cp->m_specific_param.m_enc.m_matrice = 00;
7387 }
7388 }
7389
7390 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
7391 OPJ_UINT32 * p_tile_index,
7392 OPJ_UINT32 * p_data_size,
7393 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
7394 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
7395 OPJ_UINT32 * p_nb_comps,
7396 OPJ_BOOL * p_go_on,
7397 opj_stream_private_t *p_stream,
7398 opj_event_mgr_t * p_manager )
7399 {
7400 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
7401 OPJ_UINT32 l_marker_size;
7402 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7403 opj_tcp_t * l_tcp = NULL;
7404 OPJ_UINT32 l_nb_tiles;
7405
7406 /* preconditions */
7407 assert(p_stream != 00);
7408 assert(p_j2k != 00);
7409 assert(p_manager != 00);
7410
7411 /* Reach the End Of Codestream ?*/
7412 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7413 l_current_marker = J2K_MS_EOC;
7414 }
7415 /* We need to encounter a SOT marker (a new tile-part header) */
7416 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7417 return OPJ_FALSE;
7418 }
7419
7420 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7421 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7422
7423 /* Try to read until the Start Of Data is detected */
7424 while (l_current_marker != J2K_MS_SOD) {
7425
7426 if(opj_stream_get_number_byte_left(p_stream) == 0)
7427 {
7428 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7429 break;
7430 }
7431
7432 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7433 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7434 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7435 return OPJ_FALSE;
7436 }
7437
7438 /* Read 2 bytes from the buffer as the marker size */
7439 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7440
7441 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
7442 if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) {
7443 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7444 break;
7445 }
7446
7447 /* Why this condition? FIXME */
7448 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7449 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7450 }
7451 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7452
7453 /* Get the marker handler from the marker ID */
7454 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7455
7456 /* Check if the marker is known and if it is the right place to find it */
7457 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7458 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7459 return OPJ_FALSE;
7460 }
7461 /* FIXME manage case of unknown marker as in the main header ? */
7462
7463 /* Check if the marker size is compatible with the header data size */
7464 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7465 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7466 if (! new_header_data) {
7467 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7468 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7469 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7470 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7471 return OPJ_FALSE;
7472 }
7473 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7474 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7475 }
7476
7477 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7478 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
7479 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7480 return OPJ_FALSE;
7481 }
7482
7483 if (!l_marker_handler->handler) {
7484 /* See issue #175 */
7485 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7486 return OPJ_FALSE;
7487 }
7488 /* Read the marker segment with the correct marker handler */
7489 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7490 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7491 return OPJ_FALSE;
7492 }
7493
7494 /* Add the marker to the codestream index*/
7495 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7496 p_j2k->cstr_index,
7497 l_marker_handler->id,
7498 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7499 l_marker_size + 4 )) {
7500 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7501 return OPJ_FALSE;
7502 }
7503
7504 /* Keep the position of the last SOT marker read */
7505 if ( l_marker_handler->id == J2K_MS_SOT ) {
7506 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7507 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7508 {
7509 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7510 }
7511 }
7512
7513 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7514 /* Skip the rest of the tile part header*/
7515 if (opj_stream_skip(p_stream,p_j2k->m_specific_param.m_decoder.m_sot_length,p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
7516 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7517 return OPJ_FALSE;
7518 }
7519 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7520 }
7521 else {
7522 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7523 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7524 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7525 return OPJ_FALSE;
7526 }
7527 /* Read 2 bytes from the buffer as the new marker ID */
7528 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7529 }
7530 }
7531 if(opj_stream_get_number_byte_left(p_stream) == 0
7532 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
7533 break;
7534
7535 /* If we didn't skip data before, we need to read the SOD marker*/
7536 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7537 /* Try to read the SOD marker and skip data ? FIXME */
7538 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7539 return OPJ_FALSE;
7540 }
7541
7542 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7543 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7544 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7545 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7546 return OPJ_FALSE;
7547 }
7548
7549 /* Read 2 bytes from buffer as the new marker ID */
7550 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7551 }
7552 }
7553 else {
7554 /* Indicate we will try to read a new tile-part header*/
7555 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
7556 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7557 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7558
7559 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7560 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7561 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7562 return OPJ_FALSE;
7563 }
7564
7565 /* Read 2 bytes from buffer as the new marker ID */
7566 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7567 }
7568 }
7569
7570 /* Current marker is the EOC marker ?*/
7571 if (l_current_marker == J2K_MS_EOC) {
7572 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
7573 p_j2k->m_current_tile_number = 0;
7574 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
7575 }
7576 }
7577
7578 /* FIXME DOC ???*/
7579 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
7580 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
7581 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7582
7583 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
7584 ++p_j2k->m_current_tile_number;
7585 ++l_tcp;
7586 }
7587
7588 if (p_j2k->m_current_tile_number == l_nb_tiles) {
7589 *p_go_on = OPJ_FALSE;
7590 return OPJ_TRUE;
7591 }
7592 }
7593
7594 /*FIXME ???*/
7595 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
7596 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7597 return OPJ_FALSE;
7598 }
7599
7600 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
7601 p_j2k->m_current_tile_number, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
7602
7603 *p_tile_index = p_j2k->m_current_tile_number;
7604 *p_go_on = OPJ_TRUE;
7605 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
7606 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
7607 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
7608 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
7609 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
7610 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
7611
7612 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
7613
7614 return OPJ_TRUE;
7615 }
7616
7617 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
7618 OPJ_UINT32 p_tile_index,
7619 OPJ_BYTE * p_data,
7620 OPJ_UINT32 p_data_size,
7621 opj_stream_private_t *p_stream,
7622 opj_event_mgr_t * p_manager )
7623 {
7624 OPJ_UINT32 l_current_marker;
7625 OPJ_BYTE l_data [2];
7626 opj_tcp_t * l_tcp;
7627
7628 /* preconditions */
7629 assert(p_stream != 00);
7630 assert(p_j2k != 00);
7631 assert(p_manager != 00);
7632
7633 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
7634 || (p_tile_index != p_j2k->m_current_tile_number) ) {
7635 return OPJ_FALSE;
7636 }
7637
7638 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
7639 if (! l_tcp->m_data) {
7640 opj_j2k_tcp_destroy(l_tcp);
7641 return OPJ_FALSE;
7642 }
7643
7644 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
7645 l_tcp->m_data,
7646 l_tcp->m_data_size,
7647 p_tile_index,
7648 p_j2k->cstr_index) ) {
7649 opj_j2k_tcp_destroy(l_tcp);
7650 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
7651 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
7652 return OPJ_FALSE;
7653 }
7654
7655 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
7656 return OPJ_FALSE;
7657 }
7658
7659 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
7660 * we destroy just the data which will be re-read in read_tile_header*/
7661 /*opj_j2k_tcp_destroy(l_tcp);
7662 p_j2k->m_tcd->tcp = 0;*/
7663 opj_j2k_tcp_data_destroy(l_tcp);
7664
7665 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7666 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080u));/* FIXME J2K_DEC_STATE_DATA);*/
7667
7668 if(opj_stream_get_number_byte_left(p_stream) == 0
7669 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){
7670 return OPJ_TRUE;
7671 }
7672
7673 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
7674 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
7675 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7676 return OPJ_FALSE;
7677 }
7678
7679 opj_read_bytes(l_data,&l_current_marker,2);
7680
7681 if (l_current_marker == J2K_MS_EOC) {
7682 p_j2k->m_current_tile_number = 0;
7683 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
7684 }
7685 else if (l_current_marker != J2K_MS_SOT)
7686 {
7687 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
7688
7689 if(opj_stream_get_number_byte_left(p_stream) == 0) {
7690 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7691 return OPJ_TRUE;
7692 }
7693 return OPJ_FALSE;
7694 }
7695 }
7696
7697 return OPJ_TRUE;
7698 }
7699
7700 OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
7701 {
7702 OPJ_UINT32 i,j,k = 0;
7703 OPJ_UINT32 l_width_src,l_height_src;
7704 OPJ_UINT32 l_width_dest,l_height_dest;
7705 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
7706 OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
7707 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
7708 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
7709 OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
7710
7711 opj_image_comp_t * l_img_comp_src = 00;
7712 opj_image_comp_t * l_img_comp_dest = 00;
7713
7714 opj_tcd_tilecomp_t * l_tilec = 00;
7715 opj_image_t * l_image_src = 00;
7716 OPJ_UINT32 l_size_comp, l_remaining;
7717 OPJ_INT32 * l_dest_ptr;
7718 opj_tcd_resolution_t* l_res= 00;
7719
7720 l_tilec = p_tcd->tcd_image->tiles->comps;
7721 l_image_src = p_tcd->image;
7722 l_img_comp_src = l_image_src->comps;
7723
7724 l_img_comp_dest = p_output_image->comps;
7725
7726 for (i=0; i<l_image_src->numcomps; i++) {
7727
7728 /* Allocate output component buffer if necessary */
7729 if (!l_img_comp_dest->data) {
7730
7731 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
7732 if (! l_img_comp_dest->data) {
7733 return OPJ_FALSE;
7734 }
7735 }
7736
7737 /* Copy info from decoded comp image to output image */
7738 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
7739
7740 /*-----*/
7741 /* Compute the precision of the output buffer */
7742 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
7743 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
7744 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
7745
7746 if (l_remaining) {
7747 ++l_size_comp;
7748 }
7749
7750 if (l_size_comp == 3) {
7751 l_size_comp = 4;
7752 }
7753 /*-----*/
7754
7755 /* Current tile component size*/
7756 /*if (i == 0) {
7757 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
7758 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
7759 }*/
7760
7761 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
7762 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
7763
7764 /* Border of the current output component*/
7765 l_x0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->x0, (OPJ_INT32)l_img_comp_dest->factor);
7766 l_y0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->y0, (OPJ_INT32)l_img_comp_dest->factor);
7767 l_x1_dest = l_x0_dest + l_img_comp_dest->w;
7768 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
7769
7770 /*if (i == 0) {
7771 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
7772 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
7773 }*/
7774
7775 /*-----*/
7776 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
7777 * of the input buffer (decoded tile component) which will be move
7778 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
7779 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
7780 * by this input area.
7781 * */
7782 assert( l_res->x0 >= 0);
7783 assert( l_res->x1 >= 0);
7784 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
7785 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
7786 l_offset_x0_src = 0;
7787
7788 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7789 l_width_dest = l_width_src;
7790 l_offset_x1_src = 0;
7791 }
7792 else {
7793 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
7794 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
7795 }
7796 }
7797 else {
7798 l_start_x_dest = 0 ;
7799 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
7800
7801 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7802 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
7803 l_offset_x1_src = 0;
7804 }
7805 else {
7806 l_width_dest = l_img_comp_dest->w ;
7807 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
7808 }
7809 }
7810
7811 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
7812 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
7813 l_offset_y0_src = 0;
7814
7815 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7816 l_height_dest = l_height_src;
7817 l_offset_y1_src = 0;
7818 }
7819 else {
7820 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
7821 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
7822 }
7823 }
7824 else {
7825 l_start_y_dest = 0 ;
7826 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
7827
7828 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7829 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
7830 l_offset_y1_src = 0;
7831 }
7832 else {
7833 l_height_dest = l_img_comp_dest->h ;
7834 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
7835 }
7836 }
7837
7838 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
7839 return OPJ_FALSE;
7840 }
7841 /* testcase 2977.pdf.asan.67.2198 */
7842 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
7843 return OPJ_FALSE;
7844 }
7845 /*-----*/
7846
7847 /* Compute the input buffer offset */
7848 l_start_offset_src = l_offset_x0_src + l_offset_y0_src * (OPJ_INT32)l_width_src;
7849 l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
7850 l_end_offset_src = l_offset_y1_src * (OPJ_INT32)l_width_src - l_offset_x0_src;
7851
7852 /* Compute the output buffer offset */
7853 l_start_offset_dest = (OPJ_INT32)(l_start_x_dest + l_start_y_dest * l_img_comp_dest->w);
7854 l_line_offset_dest = (OPJ_INT32)(l_img_comp_dest->w - l_width_dest);
7855
7856 /* Move the output buffer to the first place where we will write*/
7857 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
7858
7859 /*if (i == 0) {
7860 fprintf(stdout, "COMPO[%d]:\n",i);
7861 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
7862 "\t tile offset:%d, %d, %d, %d\n"
7863 "\t buffer offset: %d; %d, %d\n",
7864 l_res->x0, l_res->y0, l_width_src, l_height_src,
7865 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
7866 l_start_offset_src, l_line_offset_src, l_end_offset_src);
7867
7868 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
7869 "\t start offset: %d, line offset= %d\n",
7870 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
7871 }*/
7872
7873 switch (l_size_comp) {
7874 case 1:
7875 {
7876 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
7877 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
7878
7879 if (l_img_comp_src->sgnd) {
7880 for (j = 0 ; j < l_height_dest ; ++j) {
7881 for ( k = 0 ; k < l_width_dest ; ++k) {
7882 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
7883 }
7884
7885 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
7886 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
7887 }
7888 }
7889 else {
7890 for ( j = 0 ; j < l_height_dest ; ++j ) {
7891 for ( k = 0 ; k < l_width_dest ; ++k) {
7892 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
7893 }
7894
7895 l_dest_ptr+= l_line_offset_dest;
7896 l_src_ptr += l_line_offset_src;
7897 }
7898 }
7899
7900 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
7901 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
7902 }
7903 break;
7904 case 2:
7905 {
7906 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
7907 l_src_ptr += l_start_offset_src;
7908
7909 if (l_img_comp_src->sgnd) {
7910 for (j=0;j<l_height_dest;++j) {
7911 for (k=0;k<l_width_dest;++k) {
7912 *(l_dest_ptr++) = *(l_src_ptr++);
7913 }
7914
7915 l_dest_ptr+= l_line_offset_dest;
7916 l_src_ptr += l_line_offset_src ;
7917 }
7918 }
7919 else {
7920 for (j=0;j<l_height_dest;++j) {
7921 for (k=0;k<l_width_dest;++k) {
7922 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
7923 }
7924
7925 l_dest_ptr+= l_line_offset_dest;
7926 l_src_ptr += l_line_offset_src ;
7927 }
7928 }
7929
7930 l_src_ptr += l_end_offset_src;
7931 p_data = (OPJ_BYTE*) l_src_ptr;
7932 }
7933 break;
7934 case 4:
7935 {
7936 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
7937 l_src_ptr += l_start_offset_src;
7938
7939 for (j=0;j<l_height_dest;++j) {
7940 for (k=0;k<l_width_dest;++k) {
7941 *(l_dest_ptr++) = (*(l_src_ptr++));
7942 }
7943
7944 l_dest_ptr+= l_line_offset_dest;
7945 l_src_ptr += l_line_offset_src ;
7946 }
7947
7948 l_src_ptr += l_end_offset_src;
7949 p_data = (OPJ_BYTE*) l_src_ptr;
7950 }
7951 break;
7952 }
7953
7954 ++l_img_comp_dest;
7955 ++l_img_comp_src;
7956 ++l_tilec;
7957 }
7958
7959 return OPJ_TRUE;
7960 }
7961
7962 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
7963 opj_image_t* p_image,
7964 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
7965 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
7966 opj_event_mgr_t * p_manager )
7967 {
7968 opj_cp_t * l_cp = &(p_j2k->m_cp);
7969 opj_image_t * l_image = p_j2k->m_private_image;
7970
7971 OPJ_UINT32 it_comp;
7972 OPJ_INT32 l_comp_x1, l_comp_y1;
7973 opj_image_comp_t* l_img_comp = NULL;
7974
7975 /* Check if we are read the main header */
7976 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
7977 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
7978 return OPJ_FALSE;
7979 }
7980
7981 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
7982 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
7983
7984 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7985 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7986 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7987 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7988
7989 return OPJ_TRUE;
7990 }
7991
7992 /* ----- */
7993 /* Check if the positions provided by the user are correct */
7994
7995 /* Left */
7996 assert(p_start_x >= 0 );
7997 assert(p_start_y >= 0 );
7998
7999 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
8000 opj_event_msg(p_manager, EVT_ERROR,
8001 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
8002 p_start_x, l_image->x1);
8003 return OPJ_FALSE;
8004 }
8005 else if ((OPJ_UINT32)p_start_x < l_image->x0){
8006 opj_event_msg(p_manager, EVT_WARNING,
8007 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
8008 p_start_x, l_image->x0);
8009 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8010 p_image->x0 = l_image->x0;
8011 }
8012 else {
8013 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - l_cp->tx0) / l_cp->tdx;
8014 p_image->x0 = (OPJ_UINT32)p_start_x;
8015 }
8016
8017 /* Up */
8018 if ((OPJ_UINT32)p_start_y > l_image->y1){
8019 opj_event_msg(p_manager, EVT_ERROR,
8020 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
8021 p_start_y, l_image->y1);
8022 return OPJ_FALSE;
8023 }
8024 else if ((OPJ_UINT32)p_start_y < l_image->y0){
8025 opj_event_msg(p_manager, EVT_WARNING,
8026 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
8027 p_start_y, l_image->y0);
8028 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8029 p_image->y0 = l_image->y0;
8030 }
8031 else {
8032 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - l_cp->ty0) / l_cp->tdy;
8033 p_image->y0 = (OPJ_UINT32)p_start_y;
8034 }
8035
8036 /* Right */
8037 assert((OPJ_UINT32)p_end_x > 0);
8038 assert((OPJ_UINT32)p_end_y > 0);
8039 if ((OPJ_UINT32)p_end_x < l_image->x0) {
8040 opj_event_msg(p_manager, EVT_ERROR,
8041 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
8042 p_end_x, l_image->x0);
8043 return OPJ_FALSE;
8044 }
8045 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
8046 opj_event_msg(p_manager, EVT_WARNING,
8047 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
8048 p_end_x, l_image->x1);
8049 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8050 p_image->x1 = l_image->x1;
8051 }
8052 else {
8053 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
8054 p_image->x1 = (OPJ_UINT32)p_end_x;
8055 }
8056
8057 /* Bottom */
8058 if ((OPJ_UINT32)p_end_y < l_image->y0) {
8059 opj_event_msg(p_manager, EVT_ERROR,
8060 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
8061 p_end_y, l_image->y0);
8062 return OPJ_FALSE;
8063 }
8064 if ((OPJ_UINT32)p_end_y > l_image->y1){
8065 opj_event_msg(p_manager, EVT_WARNING,
8066 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
8067 p_end_y, l_image->y1);
8068 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8069 p_image->y1 = l_image->y1;
8070 }
8071 else{
8072 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
8073 p_image->y1 = (OPJ_UINT32)p_end_y;
8074 }
8075 /* ----- */
8076
8077 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
8078
8079 l_img_comp = p_image->comps;
8080 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
8081 {
8082 OPJ_INT32 l_h,l_w;
8083
8084 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
8085 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
8086 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
8087 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
8088
8089 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
8090 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
8091 if (l_w < 0){
8092 opj_event_msg(p_manager, EVT_ERROR,
8093 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
8094 it_comp, l_w);
8095 return OPJ_FALSE;
8096 }
8097 l_img_comp->w = (OPJ_UINT32)l_w;
8098
8099 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
8100 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
8101 if (l_h < 0){
8102 opj_event_msg(p_manager, EVT_ERROR,
8103 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
8104 it_comp, l_h);
8105 return OPJ_FALSE;
8106 }
8107 l_img_comp->h = (OPJ_UINT32)l_h;
8108
8109 l_img_comp++;
8110 }
8111
8112 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
8113 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
8114
8115 return OPJ_TRUE;
8116 }
8117
8118 opj_j2k_t* opj_j2k_create_decompress(void)
8119 {
8120 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
8121 if (!l_j2k) {
8122 return 00;
8123 }
8124 memset(l_j2k,0,sizeof(opj_j2k_t));
8125
8126 l_j2k->m_is_decoder = 1;
8127 l_j2k->m_cp.m_is_decoder = 1;
8128
8129 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_malloc(sizeof(opj_tcp_t));
8130 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
8131 opj_j2k_destroy(l_j2k);
8132 return 00;
8133 }
8134 memset(l_j2k->m_specific_param.m_decoder.m_default_tcp,0,sizeof(opj_tcp_t));
8135
8136 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
8137 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
8138 opj_j2k_destroy(l_j2k);
8139 return 00;
8140 }
8141
8142 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
8143
8144 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
8145
8146 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
8147
8148 /* codestream index creation */
8149 l_j2k->cstr_index = opj_j2k_create_cstr_index();
8150
8151 /*(opj_codestream_index_t*) opj_malloc(sizeof(opj_codestream_index_t));
8152 if (!l_j2k->cstr_index){
8153 opj_j2k_destroy(l_j2k);
8154 return NULL;
8155 }
8156
8157 l_j2k->cstr_index->marker = (opj_marker_info_t*) opj_malloc(100 * sizeof(opj_marker_info_t));
8158 */
8159
8160 /* validation list creation */
8161 l_j2k->m_validation_list = opj_procedure_list_create();
8162 if (! l_j2k->m_validation_list) {
8163 opj_j2k_destroy(l_j2k);
8164 return 00;
8165 }
8166
8167 /* execution list creation */
8168 l_j2k->m_procedure_list = opj_procedure_list_create();
8169 if (! l_j2k->m_procedure_list) {
8170 opj_j2k_destroy(l_j2k);
8171 return 00;
8172 }
8173
8174 return l_j2k;
8175 }
8176
8177 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
8178 {
8179 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
8180 opj_calloc(1,sizeof(opj_codestream_index_t));
8181 if (!cstr_index)
8182 return NULL;
8183
8184 cstr_index->maxmarknum = 100;
8185 cstr_index->marknum = 0;
8186 cstr_index->marker = (opj_marker_info_t*)
8187 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
8188 if (!cstr_index-> marker)
8189 return NULL;
8190
8191 cstr_index->tile_index = NULL;
8192
8193 return cstr_index;
8194 }
8195
8196 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
8197 OPJ_UINT32 p_tile_no,
8198 OPJ_UINT32 p_comp_no )
8199 {
8200 opj_cp_t *l_cp = 00;
8201 opj_tcp_t *l_tcp = 00;
8202 opj_tccp_t *l_tccp = 00;
8203
8204 /* preconditions */
8205 assert(p_j2k != 00);
8206
8207 l_cp = &(p_j2k->m_cp);
8208 l_tcp = &l_cp->tcps[p_tile_no];
8209 l_tccp = &l_tcp->tccps[p_comp_no];
8210
8211 /* preconditions again */
8212 assert(p_tile_no < (l_cp->tw * l_cp->th));
8213 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8214
8215 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8216 return 5 + l_tccp->numresolutions;
8217 }
8218 else {
8219 return 5;
8220 }
8221 }
8222
8223 OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
8224 OPJ_UINT32 p_tile_no,
8225 OPJ_UINT32 p_comp_no,
8226 OPJ_BYTE * p_data,
8227 OPJ_UINT32 * p_header_size,
8228 struct opj_event_mgr * p_manager )
8229 {
8230 OPJ_UINT32 i;
8231 opj_cp_t *l_cp = 00;
8232 opj_tcp_t *l_tcp = 00;
8233 opj_tccp_t *l_tccp = 00;
8234
8235 /* preconditions */
8236 assert(p_j2k != 00);
8237 assert(p_header_size != 00);
8238 assert(p_manager != 00);
8239 assert(p_data != 00);
8240
8241 l_cp = &(p_j2k->m_cp);
8242 l_tcp = &l_cp->tcps[p_tile_no];
8243 l_tccp = &l_tcp->tccps[p_comp_no];
8244
8245 /* preconditions again */
8246 assert(p_tile_no < (l_cp->tw * l_cp->th));
8247 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
8248
8249 if (*p_header_size < 5) {
8250 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8251 return OPJ_FALSE;
8252 }
8253
8254 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
8255 ++p_data;
8256
8257 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
8258 ++p_data;
8259
8260 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
8261 ++p_data;
8262
8263 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
8264 ++p_data;
8265
8266 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
8267 ++p_data;
8268
8269 *p_header_size = *p_header_size - 5;
8270
8271 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8272
8273 if (*p_header_size < l_tccp->numresolutions) {
8274 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8275 return OPJ_FALSE;
8276 }
8277
8278 for (i = 0; i < l_tccp->numresolutions; ++i) {
8279 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
8280 ++p_data;
8281 }
8282
8283 *p_header_size = *p_header_size - l_tccp->numresolutions;
8284 }
8285
8286 return OPJ_TRUE;
8287 }
8288
8289 OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
8290 OPJ_UINT32 compno,
8291 OPJ_BYTE * p_header_data,
8292 OPJ_UINT32 * p_header_size,
8293 opj_event_mgr_t * p_manager)
8294 {
8295 OPJ_UINT32 i, l_tmp;
8296 opj_cp_t *l_cp = NULL;
8297 opj_tcp_t *l_tcp = NULL;
8298 opj_tccp_t *l_tccp = NULL;
8299 OPJ_BYTE * l_current_ptr = NULL;
8300
8301 /* preconditions */
8302 assert(p_j2k != 00);
8303 assert(p_manager != 00);
8304 assert(p_header_data != 00);
8305
8306 l_cp = &(p_j2k->m_cp);
8307 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
8308 &l_cp->tcps[p_j2k->m_current_tile_number] :
8309 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8310
8311 /* precondition again */
8312 assert(compno < p_j2k->m_private_image->numcomps);
8313
8314 l_tccp = &l_tcp->tccps[compno];
8315 l_current_ptr = p_header_data;
8316
8317 /* make sure room is sufficient */
8318 if (*p_header_size < 5) {
8319 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8320 return OPJ_FALSE;
8321 }
8322
8323 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
8324 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
8325 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
8326 opj_event_msg(p_manager, EVT_ERROR,
8327 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
8328 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
8329 return OPJ_FALSE;
8330 }
8331 ++l_current_ptr;
8332
8333 /* If user wants to remove more resolutions than the codestream contains, return error */
8334 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
8335 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
8336 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
8337 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
8338 return OPJ_FALSE;
8339 }
8340
8341 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
8342 ++l_current_ptr;
8343 l_tccp->cblkw += 2;
8344
8345 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
8346 ++l_current_ptr;
8347 l_tccp->cblkh += 2;
8348
8349 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
8350 ++l_current_ptr;
8351
8352 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
8353 ++l_current_ptr;
8354
8355 *p_header_size = *p_header_size - 5;
8356
8357 /* use custom precinct size ? */
8358 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8359 if (*p_header_size < l_tccp->numresolutions) {
8360 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8361 return OPJ_FALSE;
8362 }
8363
8364 for (i = 0; i < l_tccp->numresolutions; ++i) {
8365 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
8366 ++l_current_ptr;
8367 l_tccp->prcw[i] = l_tmp & 0xf;
8368 l_tccp->prch[i] = l_tmp >> 4;
8369 }
8370
8371 *p_header_size = *p_header_size - l_tccp->numresolutions;
8372 }
8373 else {
8374 /* set default size for the precinct width and height */
8375 for (i = 0; i < l_tccp->numresolutions; ++i) {
8376 l_tccp->prcw[i] = 15;
8377 l_tccp->prch[i] = 15;
8378 }
8379 }
8380
8381 #ifdef WIP_REMOVE_MSD
8382 /* INDEX >> */
8383 if (p_j2k->cstr_info && compno == 0) {
8384 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
8385
8386 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
8387 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
8388 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
8389 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
8390 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
8391
8392 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
8393 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
8394 }
8395 /* << INDEX */
8396 #endif
8397
8398 return OPJ_TRUE;
8399 }
8400
8401 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
8402 {
8403 /* loop */
8404 OPJ_UINT32 i;
8405 opj_cp_t *l_cp = NULL;
8406 opj_tcp_t *l_tcp = NULL;
8407 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
8408 OPJ_UINT32 l_prc_size;
8409
8410 /* preconditions */
8411 assert(p_j2k != 00);
8412
8413 l_cp = &(p_j2k->m_cp);
8414 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
8415 &l_cp->tcps[p_j2k->m_current_tile_number] :
8416 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8417
8418 l_ref_tccp = &l_tcp->tccps[0];
8419 l_copied_tccp = l_ref_tccp + 1;
8420 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
8421
8422 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
8423 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
8424 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
8425 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
8426 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
8427 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
8428 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
8429 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
8430 ++l_copied_tccp;
8431 }
8432 }
8433
8434 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
8435 OPJ_UINT32 p_tile_no,
8436 OPJ_UINT32 p_comp_no )
8437 {
8438 OPJ_UINT32 l_num_bands;
8439
8440 opj_cp_t *l_cp = 00;
8441 opj_tcp_t *l_tcp = 00;
8442 opj_tccp_t *l_tccp = 00;
8443
8444 /* preconditions */
8445 assert(p_j2k != 00);
8446
8447 l_cp = &(p_j2k->m_cp);
8448 l_tcp = &l_cp->tcps[p_tile_no];
8449 l_tccp = &l_tcp->tccps[p_comp_no];
8450
8451 /* preconditions again */
8452 assert(p_tile_no < l_cp->tw * l_cp->th);
8453 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8454
8455 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8456
8457 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8458 return 1 + l_num_bands;
8459 }
8460 else {
8461 return 1 + 2*l_num_bands;
8462 }
8463 }
8464
8465 OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8466 OPJ_UINT32 p_tile_no,
8467 OPJ_UINT32 p_comp_no,
8468 OPJ_BYTE * p_data,
8469 OPJ_UINT32 * p_header_size,
8470 struct opj_event_mgr * p_manager )
8471 {
8472 OPJ_UINT32 l_header_size;
8473 OPJ_UINT32 l_band_no, l_num_bands;
8474 OPJ_UINT32 l_expn,l_mant;
8475
8476 opj_cp_t *l_cp = 00;
8477 opj_tcp_t *l_tcp = 00;
8478 opj_tccp_t *l_tccp = 00;
8479
8480 /* preconditions */
8481 assert(p_j2k != 00);
8482 assert(p_header_size != 00);
8483 assert(p_manager != 00);
8484 assert(p_data != 00);
8485
8486 l_cp = &(p_j2k->m_cp);
8487 l_tcp = &l_cp->tcps[p_tile_no];
8488 l_tccp = &l_tcp->tccps[p_comp_no];
8489
8490 /* preconditions again */
8491 assert(p_tile_no < l_cp->tw * l_cp->th);
8492 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8493
8494 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8495
8496 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8497 l_header_size = 1 + l_num_bands;
8498
8499 if (*p_header_size < l_header_size) {
8500 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8501 return OPJ_FALSE;
8502 }
8503
8504 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8505 ++p_data;
8506
8507 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8508 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8509 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8510 ++p_data;
8511 }
8512 }
8513 else {
8514 l_header_size = 1 + 2*l_num_bands;
8515
8516 if (*p_header_size < l_header_size) {
8517 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8518 return OPJ_FALSE;
8519 }
8520
8521 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8522 ++p_data;
8523
8524 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8525 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8526 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
8527
8528 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
8529 p_data += 2;
8530 }
8531 }
8532
8533 *p_header_size = *p_header_size - l_header_size;
8534
8535 return OPJ_TRUE;
8536 }
8537
8538 OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
8539 OPJ_UINT32 p_comp_no,
8540 OPJ_BYTE* p_header_data,
8541 OPJ_UINT32 * p_header_size,
8542 opj_event_mgr_t * p_manager
8543 )
8544 {
8545 /* loop*/
8546 OPJ_UINT32 l_band_no;
8547 opj_cp_t *l_cp = 00;
8548 opj_tcp_t *l_tcp = 00;
8549 opj_tccp_t *l_tccp = 00;
8550 OPJ_BYTE * l_current_ptr = 00;
8551 OPJ_UINT32 l_tmp, l_num_band;
8552
8553 /* preconditions*/
8554 assert(p_j2k != 00);
8555 assert(p_manager != 00);
8556 assert(p_header_data != 00);
8557
8558 l_cp = &(p_j2k->m_cp);
8559 /* come from tile part header or main header ?*/
8560 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
8561 &l_cp->tcps[p_j2k->m_current_tile_number] :
8562 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8563
8564 /* precondition again*/
8565 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8566
8567 l_tccp = &l_tcp->tccps[p_comp_no];
8568 l_current_ptr = p_header_data;
8569
8570 if (*p_header_size < 1) {
8571 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
8572 return OPJ_FALSE;
8573 }
8574 *p_header_size -= 1;
8575
8576 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
8577 ++l_current_ptr;
8578
8579 l_tccp->qntsty = l_tmp & 0x1f;
8580 l_tccp->numgbits = l_tmp >> 5;
8581 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8582 l_num_band = 1;
8583 }
8584 else {
8585 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
8586 (*p_header_size) :
8587 (*p_header_size) / 2;
8588
8589 if( l_num_band > OPJ_J2K_MAXBANDS ) {
8590 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
8591 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
8592 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
8593 /*return OPJ_FALSE;*/
8594 }
8595 }
8596
8597 #ifdef USE_JPWL
8598 if (l_cp->correct) {
8599
8600 /* if JPWL is on, we check whether there are too many subbands */
8601 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
8602 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
8603 "JPWL: bad number of subbands in Sqcx (%d)\n",
8604 l_num_band);
8605 if (!JPWL_ASSUME) {
8606 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
8607 return OPJ_FALSE;
8608 }
8609 /* we try to correct */
8610 l_num_band = 1;
8611 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
8612 "- setting number of bands to %d => HYPOTHESIS!!!\n",
8613 l_num_band);
8614 };
8615
8616 };
8617 #endif /* USE_JPWL */
8618
8619 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8620 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8621 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
8622 ++l_current_ptr;
8623 if (l_band_no < OPJ_J2K_MAXBANDS){
8624 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
8625 l_tccp->stepsizes[l_band_no].mant = 0;
8626 }
8627 }
8628 *p_header_size = *p_header_size - l_num_band;
8629 }
8630 else {
8631 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8632 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
8633 l_current_ptr+=2;
8634 if (l_band_no < OPJ_J2K_MAXBANDS){
8635 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
8636 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
8637 }
8638 }
8639 *p_header_size = *p_header_size - 2*l_num_band;
8640 }
8641
8642 /* Add Antonin : if scalar_derived -> compute other stepsizes */
8643 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8644 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
8645 l_tccp->stepsizes[l_band_no].expn =
8646 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) ?
8647 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
8648 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
8649 }
8650 }
8651
8652 return OPJ_TRUE;
8653 }
8654
8655 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
8656 {
8657 OPJ_UINT32 i;
8658 opj_cp_t *l_cp = NULL;
8659 opj_tcp_t *l_tcp = NULL;
8660 opj_tccp_t *l_ref_tccp = NULL;
8661 opj_tccp_t *l_copied_tccp = NULL;
8662 OPJ_UINT32 l_size;
8663
8664 /* preconditions */
8665 assert(p_j2k != 00);
8666
8667 l_cp = &(p_j2k->m_cp);
8668 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
8669 &l_cp->tcps[p_j2k->m_current_tile_number] :
8670 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8671
8672 l_ref_tccp = &l_tcp->tccps[0];
8673 l_copied_tccp = l_ref_tccp + 1;
8674 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
8675
8676 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
8677 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
8678 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
8679 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
8680 ++l_copied_tccp;
8681 }
8682 }
8683
8684 static void opj_j2k_dump_tile_info( opj_tcp_t * l_default_tile,OPJ_INT32 numcomps,FILE* out_stream)
8685 {
8686 if (l_default_tile)
8687 {
8688 OPJ_INT32 compno;
8689
8690 fprintf(out_stream, "\t default tile {\n");
8691 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
8692 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
8693 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
8694 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
8695
8696 for (compno = 0; compno < numcomps; compno++) {
8697 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8698 OPJ_UINT32 resno;
8699 OPJ_INT32 bandno, numbands;
8700
8701 /* coding style*/
8702 fprintf(out_stream, "\t\t comp %d {\n", compno);
8703 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
8704 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
8705 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
8706 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
8707 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
8708 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
8709
8710 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
8711 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
8712 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
8713 }
8714 fprintf(out_stream, "\n");
8715
8716 /* quantization style*/
8717 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
8718 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
8719 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
8720 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
8721 for (bandno = 0; bandno < numbands; bandno++) {
8722 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
8723 l_tccp->stepsizes[bandno].expn);
8724 }
8725 fprintf(out_stream, "\n");
8726
8727 /* RGN value*/
8728 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
8729
8730 fprintf(out_stream, "\t\t }\n");
8731 } /*end of component of default tile*/
8732 fprintf(out_stream, "\t }\n"); /*end of default tile*/
8733 }
8734 }
8735
8736 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
8737 {
8738 /* Check if the flag is compatible with j2k file*/
8739 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
8740 fprintf(out_stream, "Wrong flag\n");
8741 return;
8742 }
8743
8744 /* Dump the image_header */
8745 if (flag & OPJ_IMG_INFO){
8746 if (p_j2k->m_private_image)
8747 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
8748 }
8749
8750 /* Dump the codestream info from main header */
8751 if (flag & OPJ_J2K_MH_INFO){
8752 opj_j2k_dump_MH_info(p_j2k, out_stream);
8753 }
8754 /* Dump all tile/codestream info */
8755 if (flag & OPJ_J2K_TCH_INFO){
8756 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8757 OPJ_UINT32 i;
8758 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
8759 for (i=0;i<l_nb_tiles;++i) {
8760 opj_j2k_dump_tile_info( l_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
8761 ++l_tcp;
8762 }
8763 }
8764
8765 /* Dump the codestream info of the current tile */
8766 if (flag & OPJ_J2K_TH_INFO){
8767
8768 }
8769
8770 /* Dump the codestream index from main header */
8771 if (flag & OPJ_J2K_MH_IND){
8772 opj_j2k_dump_MH_index(p_j2k, out_stream);
8773 }
8774
8775 /* Dump the codestream index of the current tile */
8776 if (flag & OPJ_J2K_TH_IND){
8777
8778 }
8779
8780 }
8781
8782 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
8783 {
8784 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
8785 OPJ_UINT32 it_marker, it_tile, it_tile_part;
8786
8787 fprintf(out_stream, "Codestream index from main header: {\n");
8788
8789 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
8790 "\t Main header end position=%" PRIi64 "\n",
8791 cstr_index->main_head_start, cstr_index->main_head_end);
8792
8793 fprintf(out_stream, "\t Marker list: {\n");
8794
8795 if (cstr_index->marker){
8796 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
8797 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8798 cstr_index->marker[it_marker].type,
8799 cstr_index->marker[it_marker].pos,
8800 cstr_index->marker[it_marker].len );
8801 }
8802 }
8803
8804 fprintf(out_stream, "\t }\n");
8805
8806 if (cstr_index->tile_index){
8807
8808 /* Simple test to avoid to write empty information*/
8809 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
8810 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8811 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
8812 }
8813
8814 if (l_acc_nb_of_tile_part)
8815 {
8816 fprintf(out_stream, "\t Tile index: {\n");
8817
8818 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8819 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
8820
8821 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
8822
8823 if (cstr_index->tile_index[it_tile].tp_index){
8824 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
8825 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
8826 it_tile_part,
8827 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
8828 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
8829 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
8830 }
8831 }
8832
8833 if (cstr_index->tile_index[it_tile].marker){
8834 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
8835 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8836 cstr_index->tile_index[it_tile].marker[it_marker].type,
8837 cstr_index->tile_index[it_tile].marker[it_marker].pos,
8838 cstr_index->tile_index[it_tile].marker[it_marker].len );
8839 }
8840 }
8841 }
8842 fprintf(out_stream,"\t }\n");
8843 }
8844 }
8845
8846 fprintf(out_stream,"}\n");
8847
8848 }
8849
8850
8851 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
8852 {
8853
8854 fprintf(out_stream, "Codestream info from main header: {\n");
8855
8856 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
8857 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
8858 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
8859 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
8860 fprintf(out_stream, "}\n");
8861 }
8862
8863 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
8864 {
8865 char tab[2];
8866
8867 if (dev_dump_flag){
8868 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
8869 tab[0] = '\0';
8870 }
8871 else {
8872 fprintf(out_stream, "Image info {\n");
8873 tab[0] = '\t';tab[1] = '\0';
8874 }
8875
8876 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
8877 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
8878 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
8879
8880 if (img_header->comps){
8881 OPJ_UINT32 compno;
8882 for (compno = 0; compno < img_header->numcomps; compno++) {
8883 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
8884 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
8885 fprintf(out_stream,"%s}\n",tab);
8886 }
8887 }
8888
8889 fprintf(out_stream, "}\n");
8890 }
8891
8892 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
8893 {
8894 char tab[3];
8895
8896 if (dev_dump_flag){
8897 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
8898 tab[0] = '\0';
8899 } else {
8900 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
8901 }
8902
8903 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
8904 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
8905 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
8906
8907 if (dev_dump_flag)
8908 fprintf(out_stream, "}\n");
8909 }
8910
8911 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
8912 {
8913 OPJ_UINT32 compno;
8914 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
8915 opj_tcp_t *l_default_tile;
8916 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
8917 if (!cstr_info)
8918 return NULL;
8919
8920 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
8921
8922 cstr_info->tx0 = p_j2k->m_cp.tx0;
8923 cstr_info->ty0 = p_j2k->m_cp.ty0;
8924 cstr_info->tdx = p_j2k->m_cp.tdx;
8925 cstr_info->tdy = p_j2k->m_cp.tdy;
8926 cstr_info->tw = p_j2k->m_cp.tw;
8927 cstr_info->th = p_j2k->m_cp.th;
8928
8929 cstr_info->tile_info = NULL; /* Not fill from the main header*/
8930
8931 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8932
8933 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
8934 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
8935 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
8936 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
8937
8938 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
8939 if (!cstr_info->m_default_tile_info.tccp_info)
8940 {
8941 opj_destroy_cstr_info(&cstr_info);
8942 return NULL;
8943 }
8944
8945 for (compno = 0; compno < numcomps; compno++) {
8946 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8947 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
8948 OPJ_INT32 bandno, numbands;
8949
8950 /* coding style*/
8951 l_tccp_info->csty = l_tccp->csty;
8952 l_tccp_info->numresolutions = l_tccp->numresolutions;
8953 l_tccp_info->cblkw = l_tccp->cblkw;
8954 l_tccp_info->cblkh = l_tccp->cblkh;
8955 l_tccp_info->cblksty = l_tccp->cblksty;
8956 l_tccp_info->qmfbid = l_tccp->qmfbid;
8957 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
8958 {
8959 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
8960 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
8961 }
8962
8963 /* quantization style*/
8964 l_tccp_info->qntsty = l_tccp->qntsty;
8965 l_tccp_info->numgbits = l_tccp->numgbits;
8966
8967 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
8968 if (numbands < OPJ_J2K_MAXBANDS) {
8969 for (bandno = 0; bandno < numbands; bandno++) {
8970 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].mant;
8971 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].expn;
8972 }
8973 }
8974
8975 /* RGN value*/
8976 l_tccp_info->roishift = l_tccp->roishift;
8977 }
8978
8979 return cstr_info;
8980 }
8981
8982 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
8983 {
8984 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
8985 opj_calloc(1,sizeof(opj_codestream_index_t));
8986 if (!l_cstr_index)
8987 return NULL;
8988
8989 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
8990 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
8991 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
8992
8993 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
8994 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
8995 if (!l_cstr_index->marker){
8996 opj_free( l_cstr_index);
8997 return NULL;
8998 }
8999
9000 if (p_j2k->cstr_index->marker)
9001 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
9002 else{
9003 opj_free(l_cstr_index->marker);
9004 l_cstr_index->marker = NULL;
9005 }
9006
9007 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
9008 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
9009 if (!l_cstr_index->tile_index){
9010 opj_free( l_cstr_index->marker);
9011 opj_free( l_cstr_index);
9012 return NULL;
9013 }
9014
9015 if (!p_j2k->cstr_index->tile_index){
9016 opj_free(l_cstr_index->tile_index);
9017 l_cstr_index->tile_index = NULL;
9018 }
9019 else {
9020 OPJ_UINT32 it_tile = 0;
9021 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
9022
9023 /* Tile Marker*/
9024 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
9025
9026 l_cstr_index->tile_index[it_tile].marker =
9027 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
9028
9029 if (!l_cstr_index->tile_index[it_tile].marker) {
9030 OPJ_UINT32 it_tile_free;
9031
9032 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9033 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9034 }
9035
9036 opj_free( l_cstr_index->tile_index);
9037 opj_free( l_cstr_index->marker);
9038 opj_free( l_cstr_index);
9039 return NULL;
9040 }
9041
9042 if (p_j2k->cstr_index->tile_index[it_tile].marker)
9043 memcpy( l_cstr_index->tile_index[it_tile].marker,
9044 p_j2k->cstr_index->tile_index[it_tile].marker,
9045 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
9046 else{
9047 opj_free(l_cstr_index->tile_index[it_tile].marker);
9048 l_cstr_index->tile_index[it_tile].marker = NULL;
9049 }
9050
9051 /* Tile part index*/
9052 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
9053
9054 l_cstr_index->tile_index[it_tile].tp_index =
9055 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
9056
9057 if(!l_cstr_index->tile_index[it_tile].tp_index){
9058 OPJ_UINT32 it_tile_free;
9059
9060 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9061 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9062 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
9063 }
9064
9065 opj_free( l_cstr_index->tile_index);
9066 opj_free( l_cstr_index->marker);
9067 opj_free( l_cstr_index);
9068 return NULL;
9069 }
9070
9071 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
9072 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
9073 p_j2k->cstr_index->tile_index[it_tile].tp_index,
9074 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
9075 }
9076 else{
9077 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
9078 l_cstr_index->tile_index[it_tile].tp_index = NULL;
9079 }
9080
9081 /* Packet index (NOT USED)*/
9082 l_cstr_index->tile_index[it_tile].nb_packet = 0;
9083 l_cstr_index->tile_index[it_tile].packet_index = NULL;
9084
9085 }
9086 }
9087
9088 return l_cstr_index;
9089 }
9090
9091 OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
9092 {
9093 OPJ_UINT32 it_tile=0;
9094
9095 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9096 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
9097 if (!p_j2k->cstr_index->tile_index)
9098 return OPJ_FALSE;
9099
9100 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
9101 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
9102 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
9103 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
9104 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
9105 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
9106 return OPJ_FALSE;
9107 }
9108
9109 return OPJ_TRUE;
9110 }
9111
9112 OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
9113 opj_stream_private_t *p_stream,
9114 opj_event_mgr_t * p_manager)
9115 {
9116 OPJ_BOOL l_go_on = OPJ_TRUE;
9117 OPJ_UINT32 l_current_tile_no;
9118 OPJ_UINT32 l_data_size,l_max_data_size;
9119 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9120 OPJ_UINT32 l_nb_comps;
9121 OPJ_BYTE * l_current_data;
9122 OPJ_UINT32 nr_tiles = 0;
9123
9124 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9125 if (! l_current_data) {
9126 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
9127 return OPJ_FALSE;
9128 }
9129 l_max_data_size = 1000;
9130
9131 while (OPJ_TRUE) {
9132 if (! opj_j2k_read_tile_header( p_j2k,
9133 &l_current_tile_no,
9134 &l_data_size,
9135 &l_tile_x0, &l_tile_y0,
9136 &l_tile_x1, &l_tile_y1,
9137 &l_nb_comps,
9138 &l_go_on,
9139 p_stream,
9140 p_manager)) {
9141 opj_free(l_current_data);
9142 return OPJ_FALSE;
9143 }
9144
9145 if (! l_go_on) {
9146 break;
9147 }
9148
9149 if (l_data_size > l_max_data_size) {
9150 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9151 if (! l_new_current_data) {
9152 opj_free(l_current_data);
9153 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9154 return OPJ_FALSE;
9155 }
9156 l_current_data = l_new_current_data;
9157 l_max_data_size = l_data_size;
9158 }
9159
9160 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9161 opj_free(l_current_data);
9162 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9163 return OPJ_FALSE;
9164 }
9165 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9166
9167 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9168 opj_free(l_current_data);
9169 return OPJ_FALSE;
9170 }
9171 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
9172
9173 if(opj_stream_get_number_byte_left(p_stream) == 0
9174 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
9175 break;
9176 if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw)
9177 break;
9178 }
9179
9180 opj_free(l_current_data);
9181
9182 return OPJ_TRUE;
9183 }
9184
9185 /**
9186 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
9187 */
9188 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
9189 {
9190 /* preconditions*/
9191 assert(p_j2k != 00);
9192
9193 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
9194 /* DEVELOPER CORNER, add your custom procedures */
9195
9196 }
9197
9198 /*
9199 * Read and decode one tile.
9200 */
9201 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
9202 opj_stream_private_t *p_stream,
9203 opj_event_mgr_t * p_manager)
9204 {
9205 OPJ_BOOL l_go_on = OPJ_TRUE;
9206 OPJ_UINT32 l_current_tile_no;
9207 OPJ_UINT32 l_tile_no_to_dec;
9208 OPJ_UINT32 l_data_size,l_max_data_size;
9209 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9210 OPJ_UINT32 l_nb_comps;
9211 OPJ_BYTE * l_current_data;
9212
9213 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9214 if (! l_current_data) {
9215 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
9216 return OPJ_FALSE;
9217 }
9218 l_max_data_size = 1000;
9219
9220 /*Allocate and initialize some elements of codestrem index if not already done*/
9221 if( !p_j2k->cstr_index->tile_index)
9222 {
9223 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
9224 opj_free(l_current_data);
9225 return OPJ_FALSE;
9226 }
9227 }
9228 /* Move into the codestream to the first SOT used to decode the desired tile */
9229 l_tile_no_to_dec = (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
9230 if (p_j2k->cstr_index->tile_index)
9231 if(p_j2k->cstr_index->tile_index->tp_index)
9232 {
9233 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
9234 /* the index for this tile has not been built,
9235 * so move to the last SOT read */
9236 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
9237 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9238 opj_free(l_current_data);
9239 return OPJ_FALSE;
9240 }
9241 }
9242 else{
9243 if ( !(opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) ) {
9244 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9245 opj_free(l_current_data);
9246 return OPJ_FALSE;
9247 }
9248 }
9249 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
9250 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
9251 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9252 }
9253
9254 while (OPJ_TRUE) {
9255 if (! opj_j2k_read_tile_header( p_j2k,
9256 &l_current_tile_no,
9257 &l_data_size,
9258 &l_tile_x0, &l_tile_y0,
9259 &l_tile_x1, &l_tile_y1,
9260 &l_nb_comps,
9261 &l_go_on,
9262 p_stream,
9263 p_manager)) {
9264 opj_free(l_current_data);
9265 return OPJ_FALSE;
9266 }
9267
9268 if (! l_go_on) {
9269 break;
9270 }
9271
9272 if (l_data_size > l_max_data_size) {
9273 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9274 if (! l_new_current_data) {
9275 opj_free(l_current_data);
9276 l_current_data = NULL;
9277 /* TODO: LH: why tile numbering policy used in messages differs from
9278 the one used in opj_j2k_decode_tiles() ? */
9279 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
9280 return OPJ_FALSE;
9281 }
9282 l_current_data = l_new_current_data;
9283 l_max_data_size = l_data_size;
9284 }
9285
9286 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9287 opj_free(l_current_data);
9288 return OPJ_FALSE;
9289 }
9290 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
9291
9292 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9293 opj_free(l_current_data);
9294 return OPJ_FALSE;
9295 }
9296 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
9297
9298 if(l_current_tile_no == l_tile_no_to_dec)
9299 {
9300 /* move into the codestream to the the first SOT (FIXME or not move?)*/
9301 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
9302 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9303 return OPJ_FALSE;
9304 }
9305 break;
9306 }
9307 else {
9308 opj_event_msg(p_manager, EVT_WARNING, "Tile read, decode and updated is not the desired (%d vs %d).\n", l_current_tile_no, l_tile_no_to_dec);
9309 }
9310
9311 }
9312
9313 opj_free(l_current_data);
9314
9315 return OPJ_TRUE;
9316 }
9317
9318 /**
9319 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
9320 */
9321 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
9322 {
9323 /* preconditions*/
9324 assert(p_j2k != 00);
9325
9326 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
9327 /* DEVELOPER CORNER, add your custom procedures */
9328
9329 }
9330
9331 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
9332 opj_stream_private_t * p_stream,
9333 opj_image_t * p_image,
9334 opj_event_mgr_t * p_manager)
9335 {
9336 OPJ_UINT32 compno;
9337
9338 if (!p_image)
9339 return OPJ_FALSE;
9340
9341 p_j2k->m_output_image = opj_image_create0();
9342 if (! (p_j2k->m_output_image)) {
9343 return OPJ_FALSE;
9344 }
9345 opj_copy_image_header(p_image, p_j2k->m_output_image);
9346
9347 /* customization of the decoding */
9348 opj_j2k_setup_decoding(p_j2k);
9349
9350 /* Decode the codestream */
9351 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9352 opj_image_destroy(p_j2k->m_private_image);
9353 p_j2k->m_private_image = NULL;
9354 return OPJ_FALSE;
9355 }
9356
9357 /* Move data and copy one information from codec to output image*/
9358 for (compno = 0; compno < p_image->numcomps; compno++) {
9359 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9360 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9361 #if 0
9362 char fn[256];
9363 sprintf( fn, "/tmp/%d.raw", compno );
9364 FILE *debug = fopen( fn, "wb" );
9365 fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug );
9366 fclose( debug );
9367 #endif
9368 p_j2k->m_output_image->comps[compno].data = NULL;
9369 }
9370
9371 return OPJ_TRUE;
9372 }
9373
9374 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
9375 opj_stream_private_t *p_stream,
9376 opj_image_t* p_image,
9377 opj_event_mgr_t * p_manager,
9378 OPJ_UINT32 tile_index )
9379 {
9380 OPJ_UINT32 compno;
9381 OPJ_UINT32 l_tile_x, l_tile_y;
9382 opj_image_comp_t* l_img_comp;
9383
9384 if (!p_image) {
9385 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
9386 return OPJ_FALSE;
9387 }
9388
9389 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
9390 opj_event_msg(p_manager, EVT_ERROR, "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
9391 return OPJ_FALSE;
9392 }
9393
9394 /* Compute the dimension of the desired tile*/
9395 l_tile_x = tile_index % p_j2k->m_cp.tw;
9396 l_tile_y = tile_index / p_j2k->m_cp.tw;
9397
9398 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9399 if (p_image->x0 < p_j2k->m_private_image->x0)
9400 p_image->x0 = p_j2k->m_private_image->x0;
9401 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9402 if (p_image->x1 > p_j2k->m_private_image->x1)
9403 p_image->x1 = p_j2k->m_private_image->x1;
9404
9405 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9406 if (p_image->y0 < p_j2k->m_private_image->y0)
9407 p_image->y0 = p_j2k->m_private_image->y0;
9408 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9409 if (p_image->y1 > p_j2k->m_private_image->y1)
9410 p_image->y1 = p_j2k->m_private_image->y1;
9411
9412 l_img_comp = p_image->comps;
9413 for (compno=0; compno < p_image->numcomps; ++compno)
9414 {
9415 OPJ_INT32 l_comp_x1, l_comp_y1;
9416
9417 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
9418
9419 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
9420 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
9421 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9422 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9423
9424 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor));
9425 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor));
9426
9427 l_img_comp++;
9428 }
9429
9430 /* Destroy the previous output image*/
9431 if (p_j2k->m_output_image)
9432 opj_image_destroy(p_j2k->m_output_image);
9433
9434 /* Create the ouput image from the information previously computed*/
9435 p_j2k->m_output_image = opj_image_create0();
9436 if (! (p_j2k->m_output_image)) {
9437 return OPJ_FALSE;
9438 }
9439 opj_copy_image_header(p_image, p_j2k->m_output_image);
9440
9441 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
9442
9443 /* customization of the decoding */
9444 opj_j2k_setup_decoding_tile(p_j2k);
9445
9446 /* Decode the codestream */
9447 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9448 opj_image_destroy(p_j2k->m_private_image);
9449 p_j2k->m_private_image = NULL;
9450 return OPJ_FALSE;
9451 }
9452
9453 /* Move data and copy one information from codec to output image*/
9454 for (compno = 0; compno < p_image->numcomps; compno++) {
9455 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9456
9457 if (p_image->comps[compno].data)
9458 opj_free(p_image->comps[compno].data);
9459
9460 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9461
9462 p_j2k->m_output_image->comps[compno].data = NULL;
9463 }
9464
9465 return OPJ_TRUE;
9466 }
9467
9468 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
9469 OPJ_UINT32 res_factor,
9470 opj_event_mgr_t * p_manager)
9471 {
9472 OPJ_UINT32 it_comp;
9473
9474 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
9475
9476 if (p_j2k->m_private_image) {
9477 if (p_j2k->m_private_image->comps) {
9478 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
9479 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
9480 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
9481 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
9482 if ( res_factor >= max_res){
9483 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9484 return OPJ_FALSE;
9485 }
9486 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9487 }
9488 return OPJ_TRUE;
9489 }
9490 }
9491 }
9492 }
9493
9494 return OPJ_FALSE;
9495 }
9496
9497 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
9498 opj_stream_private_t *p_stream,
9499 opj_event_mgr_t * p_manager )
9500 {
9501 OPJ_UINT32 i;
9502 OPJ_UINT32 l_nb_tiles;
9503 OPJ_UINT32 l_max_tile_size, l_current_tile_size;
9504 OPJ_BYTE * l_current_data;
9505
9506 /* preconditions */
9507 assert(p_j2k != 00);
9508 assert(p_stream != 00);
9509 assert(p_manager != 00);
9510
9511 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9512 if (! l_current_data) {
9513 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9514 return OPJ_FALSE;
9515 }
9516 l_max_tile_size = 1000;
9517
9518 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9519 for (i=0;i<l_nb_tiles;++i) {
9520 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
9521 opj_free(l_current_data);
9522 return OPJ_FALSE;
9523 }
9524
9525 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
9526 if (l_current_tile_size > l_max_tile_size) {
9527 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
9528 if (! l_new_current_data) {
9529 opj_free(l_current_data);
9530 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9531 return OPJ_FALSE;
9532 }
9533 l_current_data = l_new_current_data;
9534 l_max_tile_size = l_current_tile_size;
9535 }
9536
9537 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
9538
9539 if (! opj_j2k_post_write_tile (p_j2k,l_current_data,l_current_tile_size,p_stream,p_manager)) {
9540 return OPJ_FALSE;
9541 }
9542 }
9543
9544 opj_free(l_current_data);
9545 return OPJ_TRUE;
9546 }
9547
9548 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
9549 opj_stream_private_t *p_stream,
9550 opj_event_mgr_t * p_manager)
9551 {
9552 /* customization of the encoding */
9553 opj_j2k_setup_end_compress(p_j2k);
9554
9555 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
9556 {
9557 return OPJ_FALSE;
9558 }
9559
9560 return OPJ_TRUE;
9561 }
9562
9563 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
9564 opj_stream_private_t *p_stream,
9565 opj_image_t * p_image,
9566 opj_event_mgr_t * p_manager)
9567 {
9568 /* preconditions */
9569 assert(p_j2k != 00);
9570 assert(p_stream != 00);
9571 assert(p_manager != 00);
9572
9573 p_j2k->m_private_image = opj_image_create0();
9574 opj_copy_image_header(p_image, p_j2k->m_private_image);
9575
9576 /* TODO_MSD: Find a better way */
9577 if (p_image->comps) {
9578 OPJ_UINT32 it_comp;
9579 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
9580 if (p_image->comps[it_comp].data) {
9581 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
9582 p_image->comps[it_comp].data = NULL;
9583
9584 }
9585 }
9586 }
9587
9588 /* customization of the validation */
9589 opj_j2k_setup_encoding_validation (p_j2k);
9590
9591 /* validation of the parameters codec */
9592 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
9593 return OPJ_FALSE;
9594 }
9595
9596 /* customization of the encoding */
9597 opj_j2k_setup_header_writing(p_j2k);
9598
9599 /* write header */
9600 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9601 return OPJ_FALSE;
9602 }
9603
9604 return OPJ_TRUE;
9605 }
9606
9607 OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
9608 OPJ_UINT32 p_tile_index,
9609 opj_stream_private_t *p_stream,
9610 opj_event_mgr_t * p_manager )
9611 {
9612 (void)p_stream;
9613 if (p_tile_index != p_j2k->m_current_tile_number) {
9614 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
9615 return OPJ_FALSE;
9616 }
9617
9618 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n", p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
9619
9620 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
9621 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
9622 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9623
9624 /* initialisation before tile encoding */
9625 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
9626 return OPJ_FALSE;
9627 }
9628
9629 return OPJ_TRUE;
9630 }
9631
9632 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
9633 {
9634 OPJ_UINT32 i,j,k = 0;
9635 OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
9636 opj_image_comp_t * l_img_comp = 00;
9637 opj_tcd_tilecomp_t * l_tilec = 00;
9638 opj_image_t * l_image = 00;
9639 OPJ_UINT32 l_size_comp, l_remaining;
9640 OPJ_INT32 * l_src_ptr;
9641 l_tilec = p_tcd->tcd_image->tiles->comps;
9642 l_image = p_tcd->image;
9643 l_img_comp = l_image->comps;
9644
9645 for (i=0;i<p_tcd->image->numcomps;++i) {
9646 l_size_comp = l_img_comp->prec >> 3; /* (/8) */
9647 l_remaining = l_img_comp->prec & 7; /* (%8) */
9648 if (l_remaining) {
9649 ++l_size_comp;
9650 }
9651
9652 if (l_size_comp == 3) {
9653 l_size_comp = 4;
9654 }
9655
9656 l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
9657 l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
9658 l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
9659 l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0, (OPJ_INT32)l_img_comp->dy);
9660 l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 - (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
9661 l_stride = l_image_width - l_width;
9662 l_src_ptr = l_img_comp->data + ((OPJ_UINT32)l_tilec->x0 - l_offset_x) + ((OPJ_UINT32)l_tilec->y0 - l_offset_y) * l_image_width;
9663
9664 switch (l_size_comp) {
9665 case 1:
9666 {
9667 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
9668 if (l_img_comp->sgnd) {
9669 for (j=0;j<l_height;++j) {
9670 for (k=0;k<l_width;++k) {
9671 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
9672 ++l_dest_ptr;
9673 ++l_src_ptr;
9674 }
9675 l_src_ptr += l_stride;
9676 }
9677 }
9678 else {
9679 for (j=0;j<l_height;++j) {
9680 for (k=0;k<l_width;++k) {
9681 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr)&0xff);
9682 ++l_dest_ptr;
9683 ++l_src_ptr;
9684 }
9685 l_src_ptr += l_stride;
9686 }
9687 }
9688
9689 p_data = (OPJ_BYTE*) l_dest_ptr;
9690 }
9691 break;
9692 case 2:
9693 {
9694 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
9695 if (l_img_comp->sgnd) {
9696 for (j=0;j<l_height;++j) {
9697 for (k=0;k<l_width;++k) {
9698 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
9699 }
9700 l_src_ptr += l_stride;
9701 }
9702 }
9703 else {
9704 for (j=0;j<l_height;++j) {
9705 for (k=0;k<l_width;++k) {
9706 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
9707 }
9708 l_src_ptr += l_stride;
9709 }
9710 }
9711
9712 p_data = (OPJ_BYTE*) l_dest_ptr;
9713 }
9714 break;
9715 case 4:
9716 {
9717 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
9718 for (j=0;j<l_height;++j) {
9719 for (k=0;k<l_width;++k) {
9720 *(l_dest_ptr++) = *(l_src_ptr++);
9721 }
9722 l_src_ptr += l_stride;
9723 }
9724
9725 p_data = (OPJ_BYTE*) l_dest_ptr;
9726 }
9727 break;
9728 }
9729
9730 ++l_img_comp;
9731 ++l_tilec;
9732 }
9733 }
9734
9735 OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
9736 OPJ_BYTE * p_data,
9737 OPJ_UINT32 p_data_size,
9738 opj_stream_private_t *p_stream,
9739 opj_event_mgr_t * p_manager )
9740 {
9741 opj_tcd_t * l_tcd = 00;
9742 OPJ_UINT32 l_nb_bytes_written;
9743 OPJ_BYTE * l_current_data = 00;
9744 OPJ_UINT32 l_tile_size = 0;
9745 OPJ_UINT32 l_available_data;
9746
9747 /* preconditions */
9748 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9749
9750 l_tcd = p_j2k->m_tcd;
9751
9752 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
9753 l_available_data = l_tile_size;
9754 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
9755
9756 if (! opj_tcd_copy_tile_data(l_tcd,p_data,p_data_size)) {
9757 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
9758 return OPJ_FALSE;
9759 }
9760
9761 l_nb_bytes_written = 0;
9762 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9763 return OPJ_FALSE;
9764 }
9765 l_current_data += l_nb_bytes_written;
9766 l_available_data -= l_nb_bytes_written;
9767
9768 l_nb_bytes_written = 0;
9769 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9770 return OPJ_FALSE;
9771 }
9772
9773 l_available_data -= l_nb_bytes_written;
9774 l_nb_bytes_written = l_tile_size - l_available_data;
9775
9776 if ( opj_stream_write_data( p_stream,
9777 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
9778 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
9779 return OPJ_FALSE;
9780 }
9781
9782 ++p_j2k->m_current_tile_number;
9783
9784 return OPJ_TRUE;
9785 }
9786
9787 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
9788 {
9789 /* preconditions */
9790 assert(p_j2k != 00);
9791
9792 /* DEVELOPER CORNER, insert your custom procedures */
9793 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
9794
9795 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9796 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
9797 }
9798
9799 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
9800 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
9801 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
9802 }
9803
9804 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
9805 {
9806 /* preconditions */
9807 assert(p_j2k != 00);
9808
9809 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
9810 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
9811
9812 /* DEVELOPER CORNER, add your custom validation procedure */
9813 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
9814 }
9815
9816 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
9817 {
9818 /* preconditions */
9819 assert(p_j2k != 00);
9820
9821 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
9822 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
9823 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
9824 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
9825 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
9826
9827 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9828 /* No need for COC or QCC, QCD and COD are used
9829 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc );
9830 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc );
9831 */
9832 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
9833
9834 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == OPJ_CINEMA4K_24) {
9835 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
9836 }
9837 }
9838
9839 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
9840
9841 if (p_j2k->m_cp.comment != 00) {
9842 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
9843 }
9844
9845 /* DEVELOPER CORNER, insert your custom procedures */
9846 if (p_j2k->m_cp.rsiz & OPJ_MCT) {
9847 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
9848 }
9849 /* End of Developer Corner */
9850
9851 if (p_j2k->cstr_index) {
9852 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
9853 }
9854
9855 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
9856 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
9857 }
9858
9859 OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
9860 OPJ_BYTE * p_data,
9861 OPJ_UINT32 * p_data_written,
9862 OPJ_UINT32 p_total_data_size,
9863 opj_stream_private_t *p_stream,
9864 struct opj_event_mgr * p_manager )
9865 {
9866 OPJ_UINT32 l_nb_bytes_written = 0;
9867 OPJ_UINT32 l_current_nb_bytes_written;
9868 OPJ_BYTE * l_begin_data = 00;
9869
9870 opj_tcd_t * l_tcd = 00;
9871 opj_cp_t * l_cp = 00;
9872
9873 l_tcd = p_j2k->m_tcd;
9874 l_cp = &(p_j2k->m_cp);
9875
9876 l_tcd->cur_pino = 0;
9877
9878 /*Get number of tile parts*/
9879 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9880
9881 /* INDEX >> */
9882 /* << INDEX */
9883
9884 l_current_nb_bytes_written = 0;
9885 l_begin_data = p_data;
9886 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
9887 {
9888 return OPJ_FALSE;
9889 }
9890
9891 l_nb_bytes_written += l_current_nb_bytes_written;
9892 p_data += l_current_nb_bytes_written;
9893 p_total_data_size -= l_current_nb_bytes_written;
9894
9895 if (l_cp->m_specific_param.m_enc.m_cinema == 0) {
9896 #if 0
9897 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
9898 l_current_nb_bytes_written = 0;
9899 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9900 l_nb_bytes_written += l_current_nb_bytes_written;
9901 p_data += l_current_nb_bytes_written;
9902 p_total_data_size -= l_current_nb_bytes_written;
9903
9904 l_current_nb_bytes_written = 0;
9905 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9906 l_nb_bytes_written += l_current_nb_bytes_written;
9907 p_data += l_current_nb_bytes_written;
9908 p_total_data_size -= l_current_nb_bytes_written;
9909 }
9910 #endif
9911
9912 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
9913 l_current_nb_bytes_written = 0;
9914 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
9915 l_nb_bytes_written += l_current_nb_bytes_written;
9916 p_data += l_current_nb_bytes_written;
9917 p_total_data_size -= l_current_nb_bytes_written;
9918 }
9919 }
9920
9921 l_current_nb_bytes_written = 0;
9922 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9923 return OPJ_FALSE;
9924 }
9925
9926 l_nb_bytes_written += l_current_nb_bytes_written;
9927 * p_data_written = l_nb_bytes_written;
9928
9929 /* Writing Psot in SOT marker */
9930 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
9931
9932 if (l_cp->m_specific_param.m_enc.m_cinema){
9933 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
9934 }
9935
9936 return OPJ_TRUE;
9937 }
9938
9939 OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
9940 OPJ_BYTE * p_data,
9941 OPJ_UINT32 * p_data_written,
9942 OPJ_UINT32 p_total_data_size,
9943 opj_stream_private_t *p_stream,
9944 struct opj_event_mgr * p_manager
9945 )
9946 {
9947 OPJ_UINT32 tilepartno=0;
9948 OPJ_UINT32 l_nb_bytes_written = 0;
9949 OPJ_UINT32 l_current_nb_bytes_written;
9950 OPJ_UINT32 l_part_tile_size;
9951 OPJ_UINT32 tot_num_tp;
9952 OPJ_UINT32 pino;
9953
9954 OPJ_BYTE * l_begin_data;
9955 opj_tcp_t *l_tcp = 00;
9956 opj_tcd_t * l_tcd = 00;
9957 opj_cp_t * l_cp = 00;
9958
9959 l_tcd = p_j2k->m_tcd;
9960 l_cp = &(p_j2k->m_cp);
9961 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
9962
9963 /*Get number of tile parts*/
9964 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
9965
9966 /* start writing remaining tile parts */
9967 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9968 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
9969 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9970 l_current_nb_bytes_written = 0;
9971 l_part_tile_size = 0;
9972 l_begin_data = p_data;
9973
9974 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9975 return OPJ_FALSE;
9976 }
9977
9978 l_nb_bytes_written += l_current_nb_bytes_written;
9979 p_data += l_current_nb_bytes_written;
9980 p_total_data_size -= l_current_nb_bytes_written;
9981 l_part_tile_size += l_current_nb_bytes_written;
9982
9983 l_current_nb_bytes_written = 0;
9984 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9985 return OPJ_FALSE;
9986 }
9987
9988 p_data += l_current_nb_bytes_written;
9989 l_nb_bytes_written += l_current_nb_bytes_written;
9990 p_total_data_size -= l_current_nb_bytes_written;
9991 l_part_tile_size += l_current_nb_bytes_written;
9992
9993 /* Writing Psot in SOT marker */
9994 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9995
9996 if (l_cp->m_specific_param.m_enc.m_cinema) {
9997 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9998 }
9999
10000 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10001 }
10002
10003 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
10004 l_tcd->cur_pino = pino;
10005
10006 /*Get number of tile parts*/
10007 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
10008 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
10009 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10010 l_current_nb_bytes_written = 0;
10011 l_part_tile_size = 0;
10012 l_begin_data = p_data;
10013
10014 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10015 return OPJ_FALSE;
10016 }
10017
10018 l_nb_bytes_written += l_current_nb_bytes_written;
10019 p_data += l_current_nb_bytes_written;
10020 p_total_data_size -= l_current_nb_bytes_written;
10021 l_part_tile_size += l_current_nb_bytes_written;
10022
10023 l_current_nb_bytes_written = 0;
10024
10025 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10026 return OPJ_FALSE;
10027 }
10028
10029 l_nb_bytes_written += l_current_nb_bytes_written;
10030 p_data += l_current_nb_bytes_written;
10031 p_total_data_size -= l_current_nb_bytes_written;
10032 l_part_tile_size += l_current_nb_bytes_written;
10033
10034 /* Writing Psot in SOT marker */
10035 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10036
10037 if (l_cp->m_specific_param.m_enc.m_cinema) {
10038 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10039 }
10040
10041 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10042 }
10043 }
10044
10045 *p_data_written = l_nb_bytes_written;
10046
10047 return OPJ_TRUE;
10048 }
10049
10050 OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
10051 struct opj_stream_private *p_stream,
10052 struct opj_event_mgr * p_manager )
10053 {
10054 OPJ_UINT32 l_tlm_size;
10055 OPJ_OFF_T l_tlm_position, l_current_position;
10056
10057 /* preconditions */
10058 assert(p_j2k != 00);
10059 assert(p_manager != 00);
10060 assert(p_stream != 00);
10061
10062 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
10063 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
10064 l_current_position = opj_stream_tell(p_stream);
10065
10066 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
10067 return OPJ_FALSE;
10068 }
10069
10070 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer,l_tlm_size,p_manager) != l_tlm_size) {
10071 return OPJ_FALSE;
10072 }
10073
10074 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
10075 return OPJ_FALSE;
10076 }
10077
10078 return OPJ_TRUE;
10079 }
10080
10081 OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
10082 struct opj_stream_private *p_stream,
10083 struct opj_event_mgr * p_manager )
10084 {
10085 /* preconditions */
10086 assert(p_j2k != 00);
10087 assert(p_manager != 00);
10088 assert(p_stream != 00);
10089
10090 opj_tcd_destroy(p_j2k->m_tcd);
10091 p_j2k->m_tcd = 00;
10092
10093 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
10094 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
10095 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
10096 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
10097 }
10098
10099 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
10100 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10101 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
10102 }
10103
10104 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
10105
10106 return OPJ_TRUE;
10107 }
10108
10109 /**
10110 * Destroys the memory associated with the decoding of headers.
10111 */
10112 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
10113 opj_stream_private_t *p_stream,
10114 opj_event_mgr_t * p_manager
10115 )
10116 {
10117 /* preconditions */
10118 assert(p_j2k != 00);
10119 assert(p_stream != 00);
10120 assert(p_manager != 00);
10121
10122 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
10123 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
10124 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
10125 }
10126
10127 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
10128
10129 return OPJ_TRUE;
10130 }
10131
10132 OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
10133 struct opj_stream_private *p_stream,
10134 struct opj_event_mgr * p_manager )
10135 {
10136 opj_codestream_info_t * l_cstr_info = 00;
10137
10138 /* preconditions */
10139 assert(p_j2k != 00);
10140 assert(p_manager != 00);
10141 assert(p_stream != 00);
10142 (void)l_cstr_info;
10143
10144 /* TODO mergeV2: check this part which use cstr_info */
10145 /*l_cstr_info = p_j2k->cstr_info;
10146
10147 if (l_cstr_info) {
10148 OPJ_UINT32 compno;
10149 l_cstr_info->tile = (opj_tile_info_t *) opj_malloc(p_j2k->m_cp.tw * p_j2k->m_cp.th * sizeof(opj_tile_info_t));
10150
10151 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
10152 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
10153
10154 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
10155
10156 l_cstr_info->tw = p_j2k->m_cp.tw;
10157 l_cstr_info->th = p_j2k->m_cp.th;
10158
10159 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
10160 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
10161 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
10162 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
10163
10164 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
10165
10166 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
10167
10168 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
10169
10170 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
10171 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
10172 }
10173
10174 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
10175
10176 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
10177
10178 /*l_cstr_info->maxmarknum = 100;
10179 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
10180 l_cstr_info->marknum = 0;
10181 }*/
10182
10183 return opj_j2k_calculate_tp(p_j2k,&(p_j2k->m_cp),&p_j2k->m_specific_param.m_encoder.m_total_tile_parts,p_j2k->m_private_image,p_manager);
10184 }
10185
10186 /**
10187 * Creates a tile-coder decoder.
10188 *
10189 * @param p_stream the stream to write data to.
10190 * @param p_j2k J2K codec.
10191 * @param p_manager the user event manager.
10192 */
10193 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
10194 opj_stream_private_t *p_stream,
10195 opj_event_mgr_t * p_manager
10196 )
10197 {
10198 /* preconditions */
10199 assert(p_j2k != 00);
10200 assert(p_manager != 00);
10201 assert(p_stream != 00);
10202
10203 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
10204
10205 if (! p_j2k->m_tcd) {
10206 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
10207 return OPJ_FALSE;
10208 }
10209
10210 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
10211 opj_tcd_destroy(p_j2k->m_tcd);
10212 p_j2k->m_tcd = 00;
10213 return OPJ_FALSE;
10214 }
10215
10216 return OPJ_TRUE;
10217 }
10218
10219 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
10220 OPJ_UINT32 p_tile_index,
10221 OPJ_BYTE * p_data,
10222 OPJ_UINT32 p_data_size,
10223 opj_stream_private_t *p_stream,
10224 opj_event_mgr_t * p_manager )
10225 {
10226 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
10227 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
10228 return OPJ_FALSE;
10229 }
10230 else {
10231 if (! opj_j2k_post_write_tile(p_j2k,p_data,p_data_size,p_stream,p_manager)) {
10232 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);
10233 return OPJ_FALSE;
10234 }
10235 }
10236
10237 return OPJ_TRUE;
10238 }
10239