2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
7 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8 * Copyright (c) 2002-2014, Professor Benoit Macq
9 * Copyright (c) 2001-2003, David Janssens
10 * Copyright (c) 2002-2003, Yannick Verschueren
11 * Copyright (c) 2003-2007, Francois-Olivier Devaux
12 * Copyright (c) 2003-2014, Antonin Descampe
13 * Copyright (c) 2005, Herve Drolon, FreeImage Team
14 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
15 * Copyright (c) 2006-2007, Parvatha Elangovan
16 * Copyright (c) 2010-2011, Kaori Hagihara
17 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
18 * Copyright (c) 2012, CS Systemes d'Information, France
19 * Copyright (c) 2017, IntoPIX SA <support@intopix.com>
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23 * modification, are permitted provided that the following conditions
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44 #include "opj_includes.h"
46 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
49 /** @name Local static functions */
53 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
55 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
56 opj_event_mgr_t * p_manager);
59 * The read header procedure.
61 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
62 opj_stream_private_t *p_stream,
63 opj_event_mgr_t * p_manager);
66 * The default encoding validation procedure without any extension.
68 * @param p_j2k the jpeg2000 codec to validate.
69 * @param p_stream the input stream to validate.
70 * @param p_manager the user event manager.
72 * @return true if the parameters are correct.
74 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
75 opj_stream_private_t *p_stream,
76 opj_event_mgr_t * p_manager);
79 * The default decoding validation procedure without any extension.
81 * @param p_j2k the jpeg2000 codec to validate.
82 * @param p_stream the input stream to validate.
83 * @param p_manager the user event manager.
85 * @return true if the parameters are correct.
87 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
88 opj_stream_private_t *p_stream,
89 opj_event_mgr_t * p_manager);
92 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
93 * are valid. Developpers wanting to extend the library can add their own validation procedures.
95 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
96 opj_event_mgr_t * p_manager);
99 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
100 * are valid. Developpers wanting to extend the library can add their own validation procedures.
102 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
103 opj_event_mgr_t * p_manager);
106 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
107 * are valid. Developpers wanting to extend the library can add their own validation procedures.
109 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
110 opj_event_mgr_t * p_manager);
113 * The mct encoding validation procedure.
115 * @param p_j2k the jpeg2000 codec to validate.
116 * @param p_stream the input stream to validate.
117 * @param p_manager the user event manager.
119 * @return true if the parameters are correct.
121 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
122 opj_stream_private_t *p_stream,
123 opj_event_mgr_t * p_manager);
126 * Builds the tcd decoder to use to decode tile.
128 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
129 opj_stream_private_t *p_stream,
130 opj_event_mgr_t * p_manager);
132 * Builds the tcd encoder to use to encode tile.
134 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
135 opj_stream_private_t *p_stream,
136 opj_event_mgr_t * p_manager);
139 * Creates a tile-coder encoder.
141 * @param p_stream the stream to write data to.
142 * @param p_j2k J2K codec.
143 * @param p_manager the user event manager.
145 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
146 opj_stream_private_t *p_stream,
147 opj_event_mgr_t * p_manager);
150 * Excutes the given procedures on the given codec.
152 * @param p_procedure_list the list of procedures to execute
153 * @param p_j2k the jpeg2000 codec to execute the procedures on.
154 * @param p_stream the stream to execute the procedures on.
155 * @param p_manager the user manager.
157 * @return true if all the procedures were successfully executed.
159 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
160 opj_procedure_list_t * p_procedure_list,
161 opj_stream_private_t *p_stream,
162 opj_event_mgr_t * p_manager);
165 * Updates the rates of the tcp.
167 * @param p_stream the stream to write data to.
168 * @param p_j2k J2K codec.
169 * @param p_manager the user event manager.
171 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
172 opj_stream_private_t *p_stream,
173 opj_event_mgr_t * p_manager);
176 * Copies the decoding tile parameters onto all the tile parameters.
177 * Creates also the tile decoder.
179 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
180 opj_stream_private_t *p_stream,
181 opj_event_mgr_t * p_manager);
184 * Destroys the memory associated with the decoding of headers.
186 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
187 opj_stream_private_t *p_stream,
188 opj_event_mgr_t * p_manager);
191 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
192 * with the marker value.
193 * @param p_id Marker value to look up
195 * @return the handler associated with the id.
197 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
201 * Destroys a tile coding parameter structure.
203 * @param p_tcp the tile coding parameter to destroy.
205 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
208 * Destroys the data inside a tile coding parameter structure.
210 * @param p_tcp the tile coding parameter which contain data to destroy.
212 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
215 * Destroys a coding parameter structure.
217 * @param p_cp the coding parameter to destroy.
219 static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
222 * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
224 * @param p_j2k J2K codec.
225 * @param p_tile_no Tile number
226 * @param p_first_comp_no The 1st component number to compare.
227 * @param p_second_comp_no The 1st component number to compare.
229 * @return OPJ_TRUE if SPCdod are equals.
231 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
232 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
235 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
237 * @param p_j2k J2K codec.
238 * @param p_tile_no FIXME DOC
239 * @param p_comp_no the component number to output.
240 * @param p_data FIXME DOC
241 * @param p_header_size FIXME DOC
242 * @param p_manager the user event manager.
246 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
247 OPJ_UINT32 p_tile_no,
248 OPJ_UINT32 p_comp_no,
250 OPJ_UINT32 * p_header_size,
251 opj_event_mgr_t * p_manager);
254 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
256 * @param p_j2k the J2K codec.
257 * @param p_tile_no the tile index.
258 * @param p_comp_no the component being outputted.
260 * @return the number of bytes taken by the SPCod element.
262 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
263 OPJ_UINT32 p_tile_no,
264 OPJ_UINT32 p_comp_no);
267 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
268 * @param p_j2k the jpeg2000 codec.
269 * @param compno FIXME DOC
270 * @param p_header_data the data contained in the COM box.
271 * @param p_header_size the size of the data contained in the COM marker.
272 * @param p_manager the user event manager.
274 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
276 OPJ_BYTE * p_header_data,
277 OPJ_UINT32 * p_header_size,
278 opj_event_mgr_t * p_manager);
281 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
283 * @param p_tile_no the tile index.
284 * @param p_comp_no the component being outputted.
285 * @param p_j2k the J2K codec.
287 * @return the number of bytes taken by the SPCod element.
289 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
290 OPJ_UINT32 p_tile_no,
291 OPJ_UINT32 p_comp_no);
294 * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
296 * @param p_j2k J2K codec.
297 * @param p_tile_no the tile to output.
298 * @param p_first_comp_no the first component number to compare.
299 * @param p_second_comp_no the second component number to compare.
301 * @return OPJ_TRUE if equals.
303 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
304 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
308 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
310 * @param p_tile_no the tile to output.
311 * @param p_comp_no the component number to output.
312 * @param p_data the data buffer.
313 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
314 * @param p_j2k J2K codec.
315 * @param p_manager the user event manager.
318 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
319 OPJ_UINT32 p_tile_no,
320 OPJ_UINT32 p_comp_no,
322 OPJ_UINT32 * p_header_size,
323 opj_event_mgr_t * p_manager);
326 * Updates the Tile Length Marker.
328 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
331 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
333 * @param p_j2k J2K codec.
334 * @param compno the component number to output.
335 * @param p_header_data the data buffer.
336 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
337 * @param p_manager the user event manager.
340 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
342 OPJ_BYTE * p_header_data,
343 OPJ_UINT32 * p_header_size,
344 opj_event_mgr_t * p_manager);
347 * Copies the tile component parameters of all the component from the first tile component.
349 * @param p_j2k the J2k codec.
351 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
354 * Copies the tile quantization parameters of all the component from the first tile component.
356 * @param p_j2k the J2k codec.
358 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
363 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
364 opj_stream_private_t *p_stream,
365 opj_event_mgr_t * p_manager);
367 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
368 OPJ_UINT32 p_tile_index,
369 opj_stream_private_t *p_stream,
370 opj_event_mgr_t * p_manager);
372 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
373 opj_image_t* p_output_image);
375 static void opj_get_tile_dimensions(opj_image_t * l_image,
376 opj_tcd_tilecomp_t * l_tilec,
377 opj_image_comp_t * l_img_comp,
378 OPJ_UINT32* l_size_comp,
380 OPJ_UINT32* l_height,
381 OPJ_UINT32* l_offset_x,
382 OPJ_UINT32* l_offset_y,
383 OPJ_UINT32* l_image_width,
384 OPJ_UINT32* l_stride,
385 OPJ_UINT32* l_tile_offset);
387 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
389 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
390 opj_stream_private_t *p_stream,
391 opj_event_mgr_t * p_manager);
394 * Sets up the procedures to do on writing header.
395 * Developers wanting to extend the library can add their own writing procedures.
397 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
398 opj_event_mgr_t * p_manager);
400 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
402 OPJ_UINT32 * p_data_written,
403 OPJ_UINT32 total_data_size,
404 opj_stream_private_t *p_stream,
405 struct opj_event_mgr * p_manager);
407 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
409 OPJ_UINT32 * p_data_written,
410 OPJ_UINT32 total_data_size,
411 opj_stream_private_t *p_stream,
412 struct opj_event_mgr * p_manager);
415 * Gets the offset of the header.
417 * @param p_stream the stream to write data to.
418 * @param p_j2k J2K codec.
419 * @param p_manager the user event manager.
421 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
422 opj_stream_private_t *p_stream,
423 opj_event_mgr_t * p_manager);
425 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
428 * -----------------------------------------------------------------------
429 * -----------------------------------------------------------------------
430 * -----------------------------------------------------------------------
434 * Writes the SOC marker (Start Of Codestream)
436 * @param p_stream the stream to write data to.
437 * @param p_j2k J2K codec.
438 * @param p_manager the user event manager.
440 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
441 opj_stream_private_t *p_stream,
442 opj_event_mgr_t * p_manager);
445 * Reads a SOC marker (Start of Codestream)
446 * @param p_j2k the jpeg2000 file codec.
447 * @param p_stream XXX needs data
448 * @param p_manager the user event manager.
450 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
451 opj_stream_private_t *p_stream,
452 opj_event_mgr_t * p_manager);
455 * Writes the SIZ marker (image and tile size)
457 * @param p_j2k J2K codec.
458 * @param p_stream the stream to write data to.
459 * @param p_manager the user event manager.
461 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
462 opj_stream_private_t *p_stream,
463 opj_event_mgr_t * p_manager);
466 * Reads a SIZ marker (image and tile size)
467 * @param p_j2k the jpeg2000 file codec.
468 * @param p_header_data the data contained in the SIZ box.
469 * @param p_header_size the size of the data contained in the SIZ marker.
470 * @param p_manager the user event manager.
472 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
473 OPJ_BYTE * p_header_data,
474 OPJ_UINT32 p_header_size,
475 opj_event_mgr_t * p_manager);
478 * Writes the COM marker (comment)
480 * @param p_stream the stream to write data to.
481 * @param p_j2k J2K codec.
482 * @param p_manager the user event manager.
484 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
485 opj_stream_private_t *p_stream,
486 opj_event_mgr_t * p_manager);
489 * Reads a COM marker (comments)
490 * @param p_j2k the jpeg2000 file codec.
491 * @param p_header_data the data contained in the COM box.
492 * @param p_header_size the size of the data contained in the COM marker.
493 * @param p_manager the user event manager.
495 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
496 OPJ_BYTE * p_header_data,
497 OPJ_UINT32 p_header_size,
498 opj_event_mgr_t * p_manager);
500 * Writes the COD marker (Coding style default)
502 * @param p_stream the stream to write data to.
503 * @param p_j2k J2K codec.
504 * @param p_manager the user event manager.
506 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
507 opj_stream_private_t *p_stream,
508 opj_event_mgr_t * p_manager);
511 * Reads a COD marker (Coding style defaults)
512 * @param p_header_data the data contained in the COD box.
513 * @param p_j2k the jpeg2000 codec.
514 * @param p_header_size the size of the data contained in the COD marker.
515 * @param p_manager the user event manager.
517 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
518 OPJ_BYTE * p_header_data,
519 OPJ_UINT32 p_header_size,
520 opj_event_mgr_t * p_manager);
523 * Compares 2 COC markers (Coding style component)
525 * @param p_j2k J2K codec.
526 * @param p_first_comp_no the index of the first component to compare.
527 * @param p_second_comp_no the index of the second component to compare.
529 * @return OPJ_TRUE if equals
531 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
532 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
535 * Writes the COC marker (Coding style component)
537 * @param p_j2k J2K codec.
538 * @param p_comp_no the index of the component to output.
539 * @param p_stream the stream to write data to.
540 * @param p_manager the user event manager.
542 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
543 OPJ_UINT32 p_comp_no,
544 opj_stream_private_t *p_stream,
545 opj_event_mgr_t * p_manager);
548 * Writes the COC marker (Coding style component)
550 * @param p_j2k J2K codec.
551 * @param p_comp_no the index of the component to output.
552 * @param p_data FIXME DOC
553 * @param p_data_written FIXME DOC
554 * @param p_manager the user event manager.
556 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
557 OPJ_UINT32 p_comp_no,
559 OPJ_UINT32 * p_data_written,
560 opj_event_mgr_t * p_manager);
563 * Gets the maximum size taken by a coc.
565 * @param p_j2k the jpeg2000 codec to use.
567 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
570 * Reads a COC marker (Coding Style Component)
571 * @param p_header_data the data contained in the COC box.
572 * @param p_j2k the jpeg2000 codec.
573 * @param p_header_size the size of the data contained in the COC marker.
574 * @param p_manager the user event manager.
576 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
577 OPJ_BYTE * p_header_data,
578 OPJ_UINT32 p_header_size,
579 opj_event_mgr_t * p_manager);
582 * Writes the QCD marker (quantization default)
584 * @param p_j2k J2K codec.
585 * @param p_stream the stream to write data to.
586 * @param p_manager the user event manager.
588 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
589 opj_stream_private_t *p_stream,
590 opj_event_mgr_t * p_manager);
593 * Reads a QCD marker (Quantization defaults)
594 * @param p_header_data the data contained in the QCD box.
595 * @param p_j2k the jpeg2000 codec.
596 * @param p_header_size the size of the data contained in the QCD marker.
597 * @param p_manager the user event manager.
599 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
600 OPJ_BYTE * p_header_data,
601 OPJ_UINT32 p_header_size,
602 opj_event_mgr_t * p_manager);
605 * Compare QCC markers (quantization component)
607 * @param p_j2k J2K codec.
608 * @param p_first_comp_no the index of the first component to compare.
609 * @param p_second_comp_no the index of the second component to compare.
611 * @return OPJ_TRUE if equals.
613 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
614 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
617 * Writes the QCC marker (quantization component)
619 * @param p_comp_no the index of the component to output.
620 * @param p_stream the stream to write data to.
621 * @param p_j2k J2K codec.
622 * @param p_manager the user event manager.
624 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
625 OPJ_UINT32 p_comp_no,
626 opj_stream_private_t *p_stream,
627 opj_event_mgr_t * p_manager);
630 * Writes the QCC marker (quantization component)
632 * @param p_j2k J2K codec.
633 * @param p_comp_no the index of the component to output.
634 * @param p_data FIXME DOC
635 * @param p_data_written the stream to write data to.
636 * @param p_manager the user event manager.
638 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
639 OPJ_UINT32 p_comp_no,
641 OPJ_UINT32 * p_data_written,
642 opj_event_mgr_t * p_manager);
645 * Gets the maximum size taken by a qcc.
647 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
650 * Reads a QCC marker (Quantization component)
651 * @param p_header_data the data contained in the QCC box.
652 * @param p_j2k the jpeg2000 codec.
653 * @param p_header_size the size of the data contained in the QCC marker.
654 * @param p_manager the user event manager.
656 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
657 OPJ_BYTE * p_header_data,
658 OPJ_UINT32 p_header_size,
659 opj_event_mgr_t * p_manager);
661 * Writes the POC marker (Progression Order Change)
663 * @param p_stream the stream to write data to.
664 * @param p_j2k J2K codec.
665 * @param p_manager the user event manager.
667 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
668 opj_stream_private_t *p_stream,
669 opj_event_mgr_t * p_manager);
671 * Writes the POC marker (Progression Order Change)
673 * @param p_j2k J2K codec.
674 * @param p_data FIXME DOC
675 * @param p_data_written the stream to write data to.
676 * @param p_manager the user event manager.
678 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
680 OPJ_UINT32 * p_data_written,
681 opj_event_mgr_t * p_manager);
683 * Gets the maximum size taken by the writing of a POC.
685 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
688 * Reads a POC marker (Progression Order Change)
690 * @param p_header_data the data contained in the POC box.
691 * @param p_j2k the jpeg2000 codec.
692 * @param p_header_size the size of the data contained in the POC marker.
693 * @param p_manager the user event manager.
695 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
696 OPJ_BYTE * p_header_data,
697 OPJ_UINT32 p_header_size,
698 opj_event_mgr_t * p_manager);
701 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
703 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
706 * Gets the maximum size taken by the headers of the SOT.
708 * @param p_j2k the jpeg2000 codec to use.
710 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
713 * Reads a CRG marker (Component registration)
715 * @param p_header_data the data contained in the TLM box.
716 * @param p_j2k the jpeg2000 codec.
717 * @param p_header_size the size of the data contained in the TLM marker.
718 * @param p_manager the user event manager.
720 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
721 OPJ_BYTE * p_header_data,
722 OPJ_UINT32 p_header_size,
723 opj_event_mgr_t * p_manager);
725 * Reads a TLM marker (Tile Length Marker)
727 * @param p_header_data the data contained in the TLM box.
728 * @param p_j2k the jpeg2000 codec.
729 * @param p_header_size the size of the data contained in the TLM marker.
730 * @param p_manager the user event manager.
732 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
733 OPJ_BYTE * p_header_data,
734 OPJ_UINT32 p_header_size,
735 opj_event_mgr_t * p_manager);
738 * Writes the updated tlm.
740 * @param p_stream the stream to write data to.
741 * @param p_j2k J2K codec.
742 * @param p_manager the user event manager.
744 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
745 opj_stream_private_t *p_stream,
746 opj_event_mgr_t * p_manager);
749 * Reads a PLM marker (Packet length, main header marker)
751 * @param p_header_data the data contained in the TLM box.
752 * @param p_j2k the jpeg2000 codec.
753 * @param p_header_size the size of the data contained in the TLM marker.
754 * @param p_manager the user event manager.
756 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
757 OPJ_BYTE * p_header_data,
758 OPJ_UINT32 p_header_size,
759 opj_event_mgr_t * p_manager);
761 * Reads a PLT marker (Packet length, tile-part header)
763 * @param p_header_data the data contained in the PLT box.
764 * @param p_j2k the jpeg2000 codec.
765 * @param p_header_size the size of the data contained in the PLT marker.
766 * @param p_manager the user event manager.
768 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
769 OPJ_BYTE * p_header_data,
770 OPJ_UINT32 p_header_size,
771 opj_event_mgr_t * p_manager);
774 * Reads a PPM marker (Packed headers, main header)
776 * @param p_header_data the data contained in the POC box.
777 * @param p_j2k the jpeg2000 codec.
778 * @param p_header_size the size of the data contained in the POC marker.
779 * @param p_manager the user event manager.
782 static OPJ_BOOL opj_j2k_read_ppm(
784 OPJ_BYTE * p_header_data,
785 OPJ_UINT32 p_header_size,
786 opj_event_mgr_t * p_manager);
789 * Merges all PPM markers read (Packed headers, main header)
791 * @param p_cp main coding parameters.
792 * @param p_manager the user event manager.
794 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
797 * Reads a PPT marker (Packed packet headers, tile-part header)
799 * @param p_header_data the data contained in the PPT box.
800 * @param p_j2k the jpeg2000 codec.
801 * @param p_header_size the size of the data contained in the PPT marker.
802 * @param p_manager the user event manager.
804 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
805 OPJ_BYTE * p_header_data,
806 OPJ_UINT32 p_header_size,
807 opj_event_mgr_t * p_manager);
810 * Merges all PPT markers read (Packed headers, tile-part header)
812 * @param p_tcp the tile.
813 * @param p_manager the user event manager.
815 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
816 opj_event_mgr_t * p_manager);
820 * Writes the TLM marker (Tile Length Marker)
822 * @param p_stream the stream to write data to.
823 * @param p_j2k J2K codec.
824 * @param p_manager the user event manager.
826 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
827 opj_stream_private_t *p_stream,
828 opj_event_mgr_t * p_manager);
831 * Writes the SOT marker (Start of tile-part)
833 * @param p_j2k J2K codec.
834 * @param p_data Output buffer
835 * @param total_data_size Output buffer size
836 * @param p_data_written Number of bytes written into stream
837 * @param p_stream the stream to write data to.
838 * @param p_manager the user event manager.
840 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
842 OPJ_UINT32 total_data_size,
843 OPJ_UINT32 * p_data_written,
844 const opj_stream_private_t *p_stream,
845 opj_event_mgr_t * p_manager);
848 * Reads values from a SOT marker (Start of tile-part)
850 * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
852 * @param p_header_data the data contained in the SOT marker.
853 * @param p_header_size the size of the data contained in the SOT marker.
854 * @param p_tile_no Isot.
855 * @param p_tot_len Psot.
856 * @param p_current_part TPsot.
857 * @param p_num_parts TNsot.
858 * @param p_manager the user event manager.
860 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
861 OPJ_UINT32 p_header_size,
862 OPJ_UINT32* p_tile_no,
863 OPJ_UINT32* p_tot_len,
864 OPJ_UINT32* p_current_part,
865 OPJ_UINT32* p_num_parts,
866 opj_event_mgr_t * p_manager);
868 * Reads a SOT marker (Start of tile-part)
870 * @param p_header_data the data contained in the SOT marker.
871 * @param p_j2k the jpeg2000 codec.
872 * @param p_header_size the size of the data contained in the PPT marker.
873 * @param p_manager the user event manager.
875 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
876 OPJ_BYTE * p_header_data,
877 OPJ_UINT32 p_header_size,
878 opj_event_mgr_t * p_manager);
880 * Writes the SOD marker (Start of data)
882 * This also writes optional PLT markers (before SOD)
884 * @param p_j2k J2K codec.
885 * @param p_tile_coder FIXME DOC
886 * @param p_data FIXME DOC
887 * @param p_data_written FIXME DOC
888 * @param total_data_size FIXME DOC
889 * @param p_stream the stream to write data to.
890 * @param p_manager the user event manager.
892 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
893 opj_tcd_t * p_tile_coder,
895 OPJ_UINT32 * p_data_written,
896 OPJ_UINT32 total_data_size,
897 const opj_stream_private_t *p_stream,
898 opj_event_mgr_t * p_manager);
901 * Reads a SOD marker (Start Of Data)
903 * @param p_j2k the jpeg2000 codec.
904 * @param p_stream FIXME DOC
905 * @param p_manager the user event manager.
907 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
908 opj_stream_private_t *p_stream,
909 opj_event_mgr_t * p_manager);
911 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
913 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
914 p_j2k->m_current_tile_number, 1); /* PSOT */
915 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
917 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
918 p_tile_part_size, 4); /* PSOT */
919 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
923 * Writes the RGN marker (Region Of Interest)
925 * @param p_tile_no the tile to output
926 * @param p_comp_no the component to output
927 * @param nb_comps the number of components
928 * @param p_stream the stream to write data to.
929 * @param p_j2k J2K codec.
930 * @param p_manager the user event manager.
932 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
933 OPJ_UINT32 p_tile_no,
934 OPJ_UINT32 p_comp_no,
936 opj_stream_private_t *p_stream,
937 opj_event_mgr_t * p_manager);
940 * Reads a RGN marker (Region Of Interest)
942 * @param p_header_data the data contained in the POC box.
943 * @param p_j2k the jpeg2000 codec.
944 * @param p_header_size the size of the data contained in the POC marker.
945 * @param p_manager the user event manager.
947 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
948 OPJ_BYTE * p_header_data,
949 OPJ_UINT32 p_header_size,
950 opj_event_mgr_t * p_manager);
953 * Writes the EOC marker (End of Codestream)
955 * @param p_stream the stream to write data to.
956 * @param p_j2k J2K codec.
957 * @param p_manager the user event manager.
959 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
960 opj_stream_private_t *p_stream,
961 opj_event_mgr_t * p_manager);
965 * Reads a EOC marker (End Of Codestream)
967 * @param p_j2k the jpeg2000 codec.
968 * @param p_stream FIXME DOC
969 * @param p_manager the user event manager.
971 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
972 opj_stream_private_t *p_stream,
973 opj_event_mgr_t * p_manager);
977 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
979 * @param p_stream the stream to write data to.
980 * @param p_j2k J2K codec.
981 * @param p_manager the user event manager.
983 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
984 opj_stream_private_t *p_stream,
985 opj_event_mgr_t * p_manager);
990 * @param p_stream the stream to write data to.
991 * @param p_j2k J2K codec.
992 * @param p_manager the user event manager.
994 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
995 opj_stream_private_t *p_stream,
996 opj_event_mgr_t * p_manager);
999 Add main header marker information
1000 @param cstr_index Codestream information structure
1001 @param type marker type
1002 @param pos byte offset of marker segment
1003 @param len length of marker segment
1005 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
1006 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
1008 Add tile header marker information
1009 @param tileno tile index number
1010 @param cstr_index Codestream information structure
1011 @param type marker type
1012 @param pos byte offset of marker segment
1013 @param len length of marker segment
1015 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
1016 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
1020 * Reads an unknown marker
1022 * @param p_j2k the jpeg2000 codec.
1023 * @param p_stream the stream object to read from.
1024 * @param output_marker FIXME DOC
1025 * @param p_manager the user event manager.
1027 * @return true if the marker could be deduced.
1029 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
1030 opj_stream_private_t *p_stream,
1031 OPJ_UINT32 *output_marker,
1032 opj_event_mgr_t * p_manager);
1035 * Writes the MCT marker (Multiple Component Transform)
1037 * @param p_j2k J2K codec.
1038 * @param p_mct_record FIXME DOC
1039 * @param p_stream the stream to write data to.
1040 * @param p_manager the user event manager.
1042 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
1043 opj_mct_data_t * p_mct_record,
1044 opj_stream_private_t *p_stream,
1045 opj_event_mgr_t * p_manager);
1048 * Reads a MCT marker (Multiple Component Transform)
1050 * @param p_header_data the data contained in the MCT box.
1051 * @param p_j2k the jpeg2000 codec.
1052 * @param p_header_size the size of the data contained in the MCT marker.
1053 * @param p_manager the user event manager.
1055 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
1056 OPJ_BYTE * p_header_data,
1057 OPJ_UINT32 p_header_size,
1058 opj_event_mgr_t * p_manager);
1061 * Writes the MCC marker (Multiple Component Collection)
1063 * @param p_j2k J2K codec.
1064 * @param p_mcc_record FIXME DOC
1065 * @param p_stream the stream to write data to.
1066 * @param p_manager the user event manager.
1068 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
1069 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
1070 opj_stream_private_t *p_stream,
1071 opj_event_mgr_t * p_manager);
1074 * Reads a MCC marker (Multiple Component Collection)
1076 * @param p_header_data the data contained in the MCC box.
1077 * @param p_j2k the jpeg2000 codec.
1078 * @param p_header_size the size of the data contained in the MCC marker.
1079 * @param p_manager the user event manager.
1081 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
1082 OPJ_BYTE * p_header_data,
1083 OPJ_UINT32 p_header_size,
1084 opj_event_mgr_t * p_manager);
1087 * Writes the MCO marker (Multiple component transformation ordering)
1089 * @param p_stream the stream to write data to.
1090 * @param p_j2k J2K codec.
1091 * @param p_manager the user event manager.
1093 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
1094 opj_stream_private_t *p_stream,
1095 opj_event_mgr_t * p_manager);
1098 * Reads a MCO marker (Multiple Component Transform Ordering)
1100 * @param p_header_data the data contained in the MCO box.
1101 * @param p_j2k the jpeg2000 codec.
1102 * @param p_header_size the size of the data contained in the MCO marker.
1103 * @param p_manager the user event manager.
1105 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
1106 OPJ_BYTE * p_header_data,
1107 OPJ_UINT32 p_header_size,
1108 opj_event_mgr_t * p_manager);
1110 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
1111 OPJ_UINT32 p_index);
1113 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1114 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1115 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1116 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1117 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1118 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1119 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1120 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1122 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1123 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1124 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1125 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1126 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1127 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1128 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1129 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1131 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1132 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1133 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1134 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1135 static void opj_j2k_write_float_to_float(const void * p_src_data,
1136 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1137 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1138 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1141 * Ends the encoding, i.e. frees memory.
1143 * @param p_stream the stream to write data to.
1144 * @param p_j2k J2K codec.
1145 * @param p_manager the user event manager.
1147 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
1148 opj_stream_private_t *p_stream,
1149 opj_event_mgr_t * p_manager);
1152 * Writes the CBD marker (Component bit depth definition)
1154 * @param p_stream the stream to write data to.
1155 * @param p_j2k J2K codec.
1156 * @param p_manager the user event manager.
1158 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
1159 opj_stream_private_t *p_stream,
1160 opj_event_mgr_t * p_manager);
1163 * Reads a CBD marker (Component bit depth definition)
1164 * @param p_header_data the data contained in the CBD box.
1165 * @param p_j2k the jpeg2000 codec.
1166 * @param p_header_size the size of the data contained in the CBD marker.
1167 * @param p_manager the user event manager.
1169 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
1170 OPJ_BYTE * p_header_data,
1171 OPJ_UINT32 p_header_size,
1172 opj_event_mgr_t * p_manager);
1176 * Writes COC marker for each component.
1178 * @param p_stream the stream to write data to.
1179 * @param p_j2k J2K codec.
1180 * @param p_manager the user event manager.
1182 static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
1183 opj_stream_private_t *p_stream,
1184 opj_event_mgr_t * p_manager);
1187 * Writes QCC marker for each component.
1189 * @param p_stream the stream to write data to.
1190 * @param p_j2k J2K codec.
1191 * @param p_manager the user event manager.
1193 static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
1194 opj_stream_private_t *p_stream,
1195 opj_event_mgr_t * p_manager);
1198 * Writes regions of interests.
1200 * @param p_stream the stream to write data to.
1201 * @param p_j2k J2K codec.
1202 * @param p_manager the user event manager.
1204 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
1205 opj_stream_private_t *p_stream,
1206 opj_event_mgr_t * p_manager);
1211 * @param p_stream the stream to write data to.
1212 * @param p_j2k J2K codec.
1213 * @param p_manager the user event manager.
1215 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
1216 opj_stream_private_t *p_stream,
1217 opj_event_mgr_t * p_manager);
1220 * Checks the progression order changes values. Tells of the poc given as input are valid.
1221 * A nice message is outputted at errors.
1223 * @param p_pocs the progression order changes.
1224 * @param tileno the tile number of interest
1225 * @param p_nb_pocs the number of progression order changes.
1226 * @param p_nb_resolutions the number of resolutions.
1227 * @param numcomps the number of components
1228 * @param numlayers the number of layers.
1229 * @param p_manager the user event manager.
1231 * @return true if the pocs are valid.
1233 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1235 OPJ_UINT32 p_nb_pocs,
1236 OPJ_UINT32 p_nb_resolutions,
1237 OPJ_UINT32 numcomps,
1238 OPJ_UINT32 numlayers,
1239 opj_event_mgr_t * p_manager);
1242 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1244 * @param cp the coding parameters.
1245 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1246 * @param tileno the given tile.
1248 * @return the number of tile parts.
1250 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1254 * Calculates the total number of tile parts needed by the encoder to
1255 * encode such an image. If not enough memory is available, then the function return false.
1257 * @param p_nb_tiles pointer that will hold the number of tile parts.
1258 * @param cp the coding parameters for the image.
1259 * @param image the image to encode.
1260 * @param p_j2k the p_j2k encoder.
1261 * @param p_manager the user event manager.
1263 * @return true if the function was successful, false else.
1265 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1267 OPJ_UINT32 * p_nb_tiles,
1269 opj_event_mgr_t * p_manager);
1271 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1273 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1275 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1277 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
1279 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
1281 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1283 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
1284 opj_image_t *image, opj_event_mgr_t *p_manager);
1286 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
1287 opj_event_mgr_t *p_manager);
1289 static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
1290 opj_image_t *image, opj_event_mgr_t *p_manager);
1292 static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
1294 opj_event_mgr_t *p_manager);
1297 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1299 * @param p_stream the stream to read data from.
1300 * @param tile_no tile number we're looking for.
1301 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1302 * @param p_manager the user event manager.
1304 * @return true if the function was successful, false else.
1306 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
1307 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
1308 opj_event_mgr_t * p_manager);
1314 /* ----------------------------------------------------------------------- */
1315 typedef struct j2k_prog_order {
1316 OPJ_PROG_ORDER enum_prog;
1320 static const j2k_prog_order_t j2k_prog_order_list[] = {
1326 {(OPJ_PROG_ORDER) - 1, ""}
1332 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
1339 typedef void (* opj_j2k_mct_function)(const void * p_src_data,
1340 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1342 static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
1343 opj_j2k_read_int16_to_float,
1344 opj_j2k_read_int32_to_float,
1345 opj_j2k_read_float32_to_float,
1346 opj_j2k_read_float64_to_float
1349 static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
1350 opj_j2k_read_int16_to_int32,
1351 opj_j2k_read_int32_to_int32,
1352 opj_j2k_read_float32_to_int32,
1353 opj_j2k_read_float64_to_int32
1356 static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
1357 opj_j2k_write_float_to_int16,
1358 opj_j2k_write_float_to_int32,
1359 opj_j2k_write_float_to_float,
1360 opj_j2k_write_float_to_float64
1363 typedef struct opj_dec_memory_marker_handler {
1366 /** value of the state when the marker can appear */
1368 /** action linked to the marker */
1369 OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
1370 OPJ_BYTE * p_header_data,
1371 OPJ_UINT32 p_header_size,
1372 opj_event_mgr_t * p_manager);
1374 opj_dec_memory_marker_handler_t;
1376 static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1378 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1379 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1380 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1381 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1382 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1383 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1384 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1385 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1386 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1387 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1388 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1389 {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
1390 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1392 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1393 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1394 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1395 {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
1396 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1397 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1399 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1400 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1401 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1402 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1403 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1405 #endif /* USE_JPWL */
1407 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1408 {J2K_MS_INSEC, 0, j2k_read_insec}
1409 #endif /* USE_JPSEC */
1410 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1413 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1414 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1416 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1417 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1421 for (i = 0; i < p_nb_elem; ++i) {
1422 opj_read_bytes(l_src_data, &l_temp, 2);
1424 l_src_data += sizeof(OPJ_INT16);
1426 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1430 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1431 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1433 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1434 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1438 for (i = 0; i < p_nb_elem; ++i) {
1439 opj_read_bytes(l_src_data, &l_temp, 4);
1441 l_src_data += sizeof(OPJ_INT32);
1443 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1447 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1448 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1450 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1451 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1455 for (i = 0; i < p_nb_elem; ++i) {
1456 opj_read_float(l_src_data, &l_temp);
1458 l_src_data += sizeof(OPJ_FLOAT32);
1460 *(l_dest_data++) = l_temp;
1464 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1465 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1467 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1468 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1472 for (i = 0; i < p_nb_elem; ++i) {
1473 opj_read_double(l_src_data, &l_temp);
1475 l_src_data += sizeof(OPJ_FLOAT64);
1477 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1481 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1482 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1484 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1485 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1489 for (i = 0; i < p_nb_elem; ++i) {
1490 opj_read_bytes(l_src_data, &l_temp, 2);
1492 l_src_data += sizeof(OPJ_INT16);
1494 *(l_dest_data++) = (OPJ_INT32) l_temp;
1498 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1499 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1501 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1502 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1506 for (i = 0; i < p_nb_elem; ++i) {
1507 opj_read_bytes(l_src_data, &l_temp, 4);
1509 l_src_data += sizeof(OPJ_INT32);
1511 *(l_dest_data++) = (OPJ_INT32) l_temp;
1515 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1516 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1518 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1519 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1523 for (i = 0; i < p_nb_elem; ++i) {
1524 opj_read_float(l_src_data, &l_temp);
1526 l_src_data += sizeof(OPJ_FLOAT32);
1528 *(l_dest_data++) = (OPJ_INT32) l_temp;
1532 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1533 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1535 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1536 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1540 for (i = 0; i < p_nb_elem; ++i) {
1541 opj_read_double(l_src_data, &l_temp);
1543 l_src_data += sizeof(OPJ_FLOAT64);
1545 *(l_dest_data++) = (OPJ_INT32) l_temp;
1549 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1550 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1552 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1553 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1557 for (i = 0; i < p_nb_elem; ++i) {
1558 l_temp = (OPJ_UINT32) * (l_src_data++);
1560 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
1562 l_dest_data += sizeof(OPJ_INT16);
1566 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1567 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1569 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1570 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1574 for (i = 0; i < p_nb_elem; ++i) {
1575 l_temp = (OPJ_UINT32) * (l_src_data++);
1577 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
1579 l_dest_data += sizeof(OPJ_INT32);
1583 static void opj_j2k_write_float_to_float(const void * p_src_data,
1584 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1586 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1587 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1591 for (i = 0; i < p_nb_elem; ++i) {
1592 l_temp = (OPJ_FLOAT32) * (l_src_data++);
1594 opj_write_float(l_dest_data, l_temp);
1596 l_dest_data += sizeof(OPJ_FLOAT32);
1600 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1601 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1603 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1604 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1608 for (i = 0; i < p_nb_elem; ++i) {
1609 l_temp = (OPJ_FLOAT64) * (l_src_data++);
1611 opj_write_double(l_dest_data, l_temp);
1613 l_dest_data += sizeof(OPJ_FLOAT64);
1617 const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
1619 const j2k_prog_order_t *po;
1620 for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
1621 if (po->enum_prog == prg_order) {
1622 return po->str_prog;
1625 return po->str_prog;
1628 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1630 OPJ_UINT32 p_nb_pocs,
1631 OPJ_UINT32 p_nb_resolutions,
1632 OPJ_UINT32 p_num_comps,
1633 OPJ_UINT32 p_num_layers,
1634 opj_event_mgr_t * p_manager)
1636 OPJ_UINT32* packet_array;
1637 OPJ_UINT32 index, resno, compno, layno;
1639 OPJ_UINT32 step_c = 1;
1640 OPJ_UINT32 step_r = p_num_comps * step_c;
1641 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1642 OPJ_BOOL loss = OPJ_FALSE;
1644 assert(p_nb_pocs > 0);
1646 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
1647 sizeof(OPJ_UINT32));
1648 if (packet_array == 00) {
1649 opj_event_msg(p_manager, EVT_ERROR,
1650 "Not enough memory for checking the poc values.\n");
1654 /* iterate through all the pocs that match our tile of interest. */
1655 for (i = 0; i < p_nb_pocs; ++i) {
1656 const opj_poc_t *poc = &p_pocs[i];
1657 if (tileno + 1 == poc->tile) {
1658 index = step_r * poc->resno0;
1660 /* take each resolution for each poc */
1661 for (resno = poc->resno0 ;
1662 resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) {
1663 OPJ_UINT32 res_index = index + poc->compno0 * step_c;
1665 /* take each comp of each resolution for each poc */
1666 for (compno = poc->compno0 ;
1667 compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) {
1668 /* The layer index always starts at zero for every progression. */
1669 const OPJ_UINT32 layno0 = 0;
1670 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1672 /* and finally take each layer of each res of ... */
1673 for (layno = layno0; layno < opj_uint_min(poc->layno1, p_num_layers);
1675 packet_array[comp_index] = 1;
1676 comp_index += step_l;
1679 res_index += step_c;
1688 for (layno = 0; layno < p_num_layers ; ++layno) {
1689 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1690 for (compno = 0; compno < p_num_comps; ++compno) {
1691 loss |= (packet_array[index] != 1);
1692 #ifdef DEBUG_VERBOSE
1693 if (packet_array[index] != 1) {
1695 "Missing packet in POC: layno=%d resno=%d compno=%d\n",
1696 layno, resno, compno);
1705 opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
1708 opj_free(packet_array);
1713 /* ----------------------------------------------------------------------- */
1715 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1718 const OPJ_CHAR *prog = 00;
1720 OPJ_UINT32 tpnum = 1;
1721 opj_tcp_t *tcp = 00;
1722 opj_poc_t * l_current_poc = 00;
1725 assert(tileno < (cp->tw * cp->th));
1726 assert(pino < (cp->tcps[tileno].numpocs + 1));
1728 /* get the given tile coding parameter */
1729 tcp = &cp->tcps[tileno];
1732 l_current_poc = &(tcp->pocs[pino]);
1733 assert(l_current_poc != 0);
1735 /* get the progression order as a character string */
1736 prog = opj_j2k_convert_progression_order(tcp->prg);
1737 assert(strlen(prog) > 0);
1739 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1740 for (i = 0; i < 4; ++i) {
1742 /* component wise */
1744 tpnum *= l_current_poc->compE;
1746 /* resolution wise */
1748 tpnum *= l_current_poc->resE;
1752 tpnum *= l_current_poc->prcE;
1756 tpnum *= l_current_poc->layE;
1759 /* whould we split here ? */
1760 if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
1761 cp->m_specific_param.m_enc.m_tp_pos = i;
1772 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1774 OPJ_UINT32 * p_nb_tiles,
1776 opj_event_mgr_t * p_manager
1779 OPJ_UINT32 pino, tileno;
1780 OPJ_UINT32 l_nb_tiles;
1784 assert(p_nb_tiles != 00);
1786 assert(image != 00);
1787 assert(p_j2k != 00);
1788 assert(p_manager != 00);
1791 OPJ_UNUSED(p_manager);
1793 l_nb_tiles = cp->tw * cp->th;
1798 /* TODO mergeV2: check this part which use cstr_info */
1799 /*if (p_j2k->cstr_info) {
1800 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1802 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1803 OPJ_UINT32 cur_totnum_tp = 0;
1805 opj_pi_update_encoding_parameters(image,cp,tileno);
1807 for (pino = 0; pino <= tcp->numpocs; ++pino)
1809 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1811 *p_nb_tiles = *p_nb_tiles + tp_num;
1813 cur_totnum_tp += tp_num;
1816 tcp->m_nb_tile_parts = cur_totnum_tp;
1818 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1819 if (l_info_tile_ptr->tp == 00) {
1823 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1825 l_info_tile_ptr->num_tps = cur_totnum_tp;
1832 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1833 OPJ_UINT32 cur_totnum_tp = 0;
1835 opj_pi_update_encoding_parameters(image, cp, tileno);
1837 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1838 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
1840 *p_nb_tiles = *p_nb_tiles + tp_num;
1842 cur_totnum_tp += tp_num;
1844 tcp->m_nb_tile_parts = cur_totnum_tp;
1853 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
1854 opj_stream_private_t *p_stream,
1855 opj_event_mgr_t * p_manager)
1857 /* 2 bytes will be written */
1858 OPJ_BYTE * l_start_stream = 00;
1861 assert(p_stream != 00);
1862 assert(p_j2k != 00);
1863 assert(p_manager != 00);
1865 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1867 /* write SOC identifier */
1868 opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
1870 if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
1876 /* update markers struct */
1878 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1880 assert(0 && "TODO");
1881 #endif /* USE_JPWL */
1888 * Reads a SOC marker (Start of Codestream)
1889 * @param p_j2k the jpeg2000 file codec.
1890 * @param p_stream FIXME DOC
1891 * @param p_manager the user event manager.
1893 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
1894 opj_stream_private_t *p_stream,
1895 opj_event_mgr_t * p_manager
1898 OPJ_BYTE l_data [2];
1899 OPJ_UINT32 l_marker;
1902 assert(p_j2k != 00);
1903 assert(p_manager != 00);
1904 assert(p_stream != 00);
1906 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
1910 opj_read_bytes(l_data, &l_marker, 2);
1911 if (l_marker != J2K_MS_SOC) {
1915 /* Next marker should be a SIZ marker in the main header */
1916 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1918 /* FIXME move it in a index structure included in p_j2k*/
1919 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1921 opj_event_msg(p_manager, EVT_INFO,
1922 "Start to read j2k main header (%" PRId64 ").\n",
1923 p_j2k->cstr_index->main_head_start);
1925 /* Add the marker to the codestream index*/
1926 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
1927 p_j2k->cstr_index->main_head_start, 2)) {
1928 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1934 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
1935 opj_stream_private_t *p_stream,
1936 opj_event_mgr_t * p_manager)
1939 OPJ_UINT32 l_size_len;
1940 OPJ_BYTE * l_current_ptr;
1941 opj_image_t * l_image = 00;
1943 opj_image_comp_t * l_img_comp = 00;
1946 assert(p_stream != 00);
1947 assert(p_j2k != 00);
1948 assert(p_manager != 00);
1950 l_image = p_j2k->m_private_image;
1951 cp = &(p_j2k->m_cp);
1952 l_size_len = 40 + 3 * l_image->numcomps;
1953 l_img_comp = l_image->comps;
1955 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1957 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
1958 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1959 if (! new_header_tile_data) {
1960 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1961 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1962 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1963 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1966 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1967 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1970 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1972 /* write SOC identifier */
1973 opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
1976 opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
1979 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1982 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1985 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1988 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1991 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1994 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1997 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
2000 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
2003 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
2006 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
2009 for (i = 0; i < l_image->numcomps; ++i) {
2010 /* TODO here with MCT ? */
2011 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
2015 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
2018 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
2024 if (opj_stream_write_data(p_stream,
2025 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
2026 p_manager) != l_size_len) {
2034 * Reads a SIZ marker (image and tile size)
2035 * @param p_j2k the jpeg2000 file codec.
2036 * @param p_header_data the data contained in the SIZ box.
2037 * @param p_header_size the size of the data contained in the SIZ marker.
2038 * @param p_manager the user event manager.
2040 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
2041 OPJ_BYTE * p_header_data,
2042 OPJ_UINT32 p_header_size,
2043 opj_event_mgr_t * p_manager
2047 OPJ_UINT32 l_nb_comp;
2048 OPJ_UINT32 l_nb_comp_remain;
2049 OPJ_UINT32 l_remaining_size;
2050 OPJ_UINT32 l_nb_tiles;
2051 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2052 OPJ_UINT32 l_prec0, l_sgnd0;
2053 opj_image_t *l_image = 00;
2054 opj_cp_t *l_cp = 00;
2055 opj_image_comp_t * l_img_comp = 00;
2056 opj_tcp_t * l_current_tile_param = 00;
2059 assert(p_j2k != 00);
2060 assert(p_manager != 00);
2061 assert(p_header_data != 00);
2063 l_image = p_j2k->m_private_image;
2064 l_cp = &(p_j2k->m_cp);
2066 /* minimum size == 39 - 3 (= minimum component parameter) */
2067 if (p_header_size < 36) {
2068 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2072 l_remaining_size = p_header_size - 36;
2073 l_nb_comp = l_remaining_size / 3;
2074 l_nb_comp_remain = l_remaining_size % 3;
2075 if (l_nb_comp_remain != 0) {
2076 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2080 opj_read_bytes(p_header_data, &l_tmp,
2081 2); /* Rsiz (capabilities) */
2083 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2084 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2086 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2088 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2090 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2092 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2095 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2098 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2101 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2104 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2107 if (l_tmp < 16385) {
2108 l_image->numcomps = (OPJ_UINT16) l_tmp;
2110 opj_event_msg(p_manager, EVT_ERROR,
2111 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2115 if (l_image->numcomps != l_nb_comp) {
2116 opj_event_msg(p_manager, EVT_ERROR,
2117 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2118 l_image->numcomps, l_nb_comp);
2122 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2123 /* testcase issue427-null-image-size.jp2 */
2124 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2125 opj_event_msg(p_manager, EVT_ERROR,
2126 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2127 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2128 (OPJ_INT64)l_image->y1 - l_image->y0);
2131 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2132 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2133 opj_event_msg(p_manager, EVT_ERROR,
2134 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2139 /* testcase issue427-illegal-tile-offset.jp2 */
2140 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2141 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2142 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2143 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2144 opj_event_msg(p_manager, EVT_ERROR,
2145 "Error with SIZ marker: illegal tile offset\n");
2148 if (!p_j2k->dump_state) {
2149 OPJ_UINT32 siz_w, siz_h;
2151 siz_w = l_image->x1 - l_image->x0;
2152 siz_h = l_image->y1 - l_image->y0;
2154 if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
2155 && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
2156 opj_event_msg(p_manager, EVT_ERROR,
2157 "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
2158 p_j2k->ihdr_h, siz_w, siz_h);
2163 if (l_cp->correct) {
2164 /* if JPWL is on, we check whether TX errors have damaged
2165 too much the SIZ parameters */
2166 if (!(l_image->x1 * l_image->y1)) {
2167 opj_event_msg(p_manager, EVT_ERROR,
2168 "JPWL: bad image size (%d x %d)\n",
2169 l_image->x1, l_image->y1);
2171 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2176 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2177 if (l_image->numcomps != ((len - 38) / 3)) {
2178 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2179 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2180 l_image->numcomps, ((len - 38) / 3));
2182 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2185 */ /* we try to correct */
2186 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2187 if (l_image->numcomps < ((len - 38) / 3)) {
2188 len = 38 + 3 * l_image->numcomps;
2189 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2192 l_image->numcomps = ((len - 38) / 3);
2193 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2199 /* update components number in the jpwl_exp_comps filed */
2200 l_cp->exp_comps = l_image->numcomps;
2202 #endif /* USE_JPWL */
2204 /* Allocate the resulting image components */
2205 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2206 sizeof(opj_image_comp_t));
2207 if (l_image->comps == 00) {
2208 l_image->numcomps = 0;
2209 opj_event_msg(p_manager, EVT_ERROR,
2210 "Not enough memory to take in charge SIZ marker\n");
2214 l_img_comp = l_image->comps;
2218 /* Read the component information */
2219 for (i = 0; i < l_image->numcomps; ++i) {
2221 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2223 l_img_comp->prec = (tmp & 0x7f) + 1;
2224 l_img_comp->sgnd = tmp >> 7;
2226 if (p_j2k->dump_state == 0) {
2228 l_prec0 = l_img_comp->prec;
2229 l_sgnd0 = l_img_comp->sgnd;
2230 } else if (!l_cp->allow_different_bit_depth_sign
2231 && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
2232 opj_event_msg(p_manager, EVT_WARNING,
2233 "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
2234 " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
2235 i, l_img_comp->prec, l_img_comp->sgnd);
2237 /* TODO: we should perhaps also check against JP2 BPCC values */
2239 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2241 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2242 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2244 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2245 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2246 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2247 opj_event_msg(p_manager, EVT_ERROR,
2248 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2249 i, l_img_comp->dx, l_img_comp->dy);
2252 /* Avoids later undefined shift in computation of */
2253 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2254 << (l_image->comps[i].prec - 1); */
2255 if (l_img_comp->prec > 31) {
2256 opj_event_msg(p_manager, EVT_ERROR,
2257 "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
2258 i, l_img_comp->prec);
2262 if (l_cp->correct) {
2263 /* if JPWL is on, we check whether TX errors have damaged
2264 too much the SIZ parameters, again */
2265 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2266 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2267 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2268 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2270 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2273 /* we try to correct */
2274 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2275 if (!l_image->comps[i].dx) {
2276 l_image->comps[i].dx = 1;
2277 opj_event_msg(p_manager, EVT_WARNING,
2278 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2279 i, l_image->comps[i].dx);
2281 if (!l_image->comps[i].dy) {
2282 l_image->comps[i].dy = 1;
2283 opj_event_msg(p_manager, EVT_WARNING,
2284 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2285 i, l_image->comps[i].dy);
2289 #endif /* USE_JPWL */
2290 l_img_comp->resno_decoded =
2291 0; /* number of resolution decoded */
2292 l_img_comp->factor =
2293 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2297 if (l_cp->tdx == 0 || l_cp->tdy == 0) {
2301 /* Compute the number of tiles */
2302 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2303 (OPJ_INT32)l_cp->tdx);
2304 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2305 (OPJ_INT32)l_cp->tdy);
2307 /* Check that the number of tiles is valid */
2308 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2309 opj_event_msg(p_manager, EVT_ERROR,
2310 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2311 l_cp->tw, l_cp->th);
2314 l_nb_tiles = l_cp->tw * l_cp->th;
2316 /* Define the tiles which will be decoded */
2317 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2318 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2319 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2320 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2321 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2322 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2323 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2324 (OPJ_INT32)l_cp->tdx);
2325 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2326 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2327 (OPJ_INT32)l_cp->tdy);
2329 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2330 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2331 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2332 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2336 if (l_cp->correct) {
2337 /* if JPWL is on, we check whether TX errors have damaged
2338 too much the SIZ parameters */
2339 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2340 (l_cp->th > l_cp->max_tiles)) {
2341 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2342 "JPWL: bad number of tiles (%d x %d)\n",
2343 l_cp->tw, l_cp->th);
2345 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2348 /* we try to correct */
2349 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2352 opj_event_msg(p_manager, EVT_WARNING,
2353 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2356 if (l_cp->tw > l_cp->max_tiles) {
2358 opj_event_msg(p_manager, EVT_WARNING,
2359 "- too large x, increase expectance of %d\n"
2360 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2361 l_cp->max_tiles, l_cp->tw);
2365 opj_event_msg(p_manager, EVT_WARNING,
2366 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2369 if (l_cp->th > l_cp->max_tiles) {
2371 opj_event_msg(p_manager, EVT_WARNING,
2372 "- too large y, increase expectance of %d to continue\n",
2373 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2374 l_cp->max_tiles, l_cp->th);
2378 #endif /* USE_JPWL */
2380 /* memory allocations */
2381 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2382 if (l_cp->tcps == 00) {
2383 opj_event_msg(p_manager, EVT_ERROR,
2384 "Not enough memory to take in charge SIZ marker\n");
2389 if (l_cp->correct) {
2391 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2392 "JPWL: could not alloc tcps field of cp\n");
2394 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2399 #endif /* USE_JPWL */
2401 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2402 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2403 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2404 opj_event_msg(p_manager, EVT_ERROR,
2405 "Not enough memory to take in charge SIZ marker\n");
2409 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2410 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2411 sizeof(opj_mct_data_t));
2413 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2414 opj_event_msg(p_manager, EVT_ERROR,
2415 "Not enough memory to take in charge SIZ marker\n");
2418 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2419 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2421 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2422 (opj_simple_mcc_decorrelation_data_t*)
2423 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2424 sizeof(opj_simple_mcc_decorrelation_data_t));
2426 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2427 opj_event_msg(p_manager, EVT_ERROR,
2428 "Not enough memory to take in charge SIZ marker\n");
2431 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2432 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2434 /* set up default dc level shift */
2435 for (i = 0; i < l_image->numcomps; ++i) {
2436 if (! l_image->comps[i].sgnd) {
2437 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2438 << (l_image->comps[i].prec - 1);
2442 l_current_tile_param = l_cp->tcps;
2443 for (i = 0; i < l_nb_tiles; ++i) {
2444 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2445 sizeof(opj_tccp_t));
2446 if (l_current_tile_param->tccps == 00) {
2447 opj_event_msg(p_manager, EVT_ERROR,
2448 "Not enough memory to take in charge SIZ marker\n");
2452 ++l_current_tile_param;
2455 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
2456 opj_image_comp_header_update(l_image, l_cp);
2461 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2462 opj_stream_private_t *p_stream,
2463 opj_event_mgr_t * p_manager
2466 OPJ_UINT32 l_comment_size;
2467 OPJ_UINT32 l_total_com_size;
2468 const OPJ_CHAR *l_comment;
2469 OPJ_BYTE * l_current_ptr = 00;
2472 assert(p_j2k != 00);
2473 assert(p_stream != 00);
2474 assert(p_manager != 00);
2476 l_comment = p_j2k->m_cp.comment;
2477 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2478 l_total_com_size = l_comment_size + 6;
2480 if (l_total_com_size >
2481 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2482 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2483 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2484 if (! new_header_tile_data) {
2485 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2486 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2487 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2488 opj_event_msg(p_manager, EVT_ERROR,
2489 "Not enough memory to write the COM marker\n");
2492 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2493 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2496 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2498 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2501 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2504 opj_write_bytes(l_current_ptr, 1,
2505 2); /* General use (IS 8859-15:1999 (Latin) values) */
2508 memcpy(l_current_ptr, l_comment, l_comment_size);
2510 if (opj_stream_write_data(p_stream,
2511 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2512 p_manager) != l_total_com_size) {
2520 * Reads a COM marker (comments)
2521 * @param p_j2k the jpeg2000 file codec.
2522 * @param p_header_data the data contained in the COM box.
2523 * @param p_header_size the size of the data contained in the COM marker.
2524 * @param p_manager the user event manager.
2526 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2527 OPJ_BYTE * p_header_data,
2528 OPJ_UINT32 p_header_size,
2529 opj_event_mgr_t * p_manager
2533 assert(p_j2k != 00);
2534 assert(p_manager != 00);
2535 assert(p_header_data != 00);
2538 OPJ_UNUSED(p_header_data);
2539 OPJ_UNUSED(p_header_size);
2540 OPJ_UNUSED(p_manager);
2545 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2546 opj_stream_private_t *p_stream,
2547 opj_event_mgr_t * p_manager)
2549 opj_cp_t *l_cp = 00;
2550 opj_tcp_t *l_tcp = 00;
2551 OPJ_UINT32 l_code_size, l_remaining_size;
2552 OPJ_BYTE * l_current_data = 00;
2555 assert(p_j2k != 00);
2556 assert(p_manager != 00);
2557 assert(p_stream != 00);
2559 l_cp = &(p_j2k->m_cp);
2560 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2561 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2562 p_j2k->m_current_tile_number, 0);
2563 l_remaining_size = l_code_size;
2565 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2566 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2567 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2568 if (! new_header_tile_data) {
2569 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2570 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2571 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2572 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2575 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2576 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2579 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2581 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2582 l_current_data += 2;
2584 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2585 l_current_data += 2;
2587 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2590 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2593 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2594 l_current_data += 2;
2596 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2599 l_remaining_size -= 9;
2601 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2602 l_current_data, &l_remaining_size, p_manager)) {
2603 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2607 if (l_remaining_size != 0) {
2608 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2612 if (opj_stream_write_data(p_stream,
2613 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2614 p_manager) != l_code_size) {
2622 * Reads a COD marker (Coding style defaults)
2623 * @param p_header_data the data contained in the COD box.
2624 * @param p_j2k the jpeg2000 codec.
2625 * @param p_header_size the size of the data contained in the COD marker.
2626 * @param p_manager the user event manager.
2628 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2629 OPJ_BYTE * p_header_data,
2630 OPJ_UINT32 p_header_size,
2631 opj_event_mgr_t * p_manager
2637 opj_cp_t *l_cp = 00;
2638 opj_tcp_t *l_tcp = 00;
2639 opj_image_t *l_image = 00;
2642 assert(p_header_data != 00);
2643 assert(p_j2k != 00);
2644 assert(p_manager != 00);
2646 l_image = p_j2k->m_private_image;
2647 l_cp = &(p_j2k->m_cp);
2649 /* If we are in the first tile-part header of the current tile */
2650 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2651 &l_cp->tcps[p_j2k->m_current_tile_number] :
2652 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2655 /* This check was added per https://github.com/uclouvain/openjpeg/commit/daed8cc9195555e101ab708a501af2dfe6d5e001 */
2656 /* but this is no longer necessary to handle issue476.jp2 */
2657 /* and this actually cause issues on legit files. See https://github.com/uclouvain/openjpeg/issues/1043 */
2658 /* Only one COD per tile */
2660 opj_event_msg(p_manager, EVT_ERROR,
2661 "COD marker already read. No more than one COD marker per tile.\n");
2667 /* Make sure room is sufficient */
2668 if (p_header_size < 5) {
2669 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2673 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2675 /* Make sure we know how to decode this */
2676 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2677 J2K_CP_CSTY_EPH)) != 0U) {
2678 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2681 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2683 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2684 /* Make sure progression order is valid */
2685 if (l_tcp->prg > OPJ_CPRL) {
2686 opj_event_msg(p_manager, EVT_ERROR,
2687 "Unknown progression order in COD marker\n");
2688 l_tcp->prg = OPJ_PROG_UNKNOWN;
2690 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2693 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2694 opj_event_msg(p_manager, EVT_ERROR,
2695 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2700 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2701 if (l_cp->m_specific_param.m_dec.m_layer) {
2702 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2704 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2707 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2711 for (i = 0; i < l_image->numcomps; ++i) {
2712 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2715 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2717 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2721 if (p_header_size != 0) {
2722 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2726 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2727 opj_j2k_copy_tile_component_parameters(p_j2k);
2730 #ifdef WIP_REMOVE_MSD
2731 if (p_j2k->cstr_info) {
2732 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2733 p_j2k->cstr_info->prog = l_tcp->prg;
2734 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2735 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2736 l_image->numcomps * sizeof(OPJ_UINT32));
2737 if (!p_j2k->cstr_info->numdecompos) {
2740 for (i = 0; i < l_image->numcomps; ++i) {
2741 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2749 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2750 OPJ_UINT32 p_comp_no,
2751 opj_stream_private_t *p_stream,
2752 opj_event_mgr_t * p_manager)
2754 OPJ_UINT32 l_coc_size, l_remaining_size;
2755 OPJ_UINT32 l_comp_room;
2758 assert(p_j2k != 00);
2759 assert(p_manager != 00);
2760 assert(p_stream != 00);
2762 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2764 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2765 p_j2k->m_current_tile_number, p_comp_no);
2767 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2768 OPJ_BYTE *new_header_tile_data;
2769 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2770 = (OPJ_BYTE*)opj_realloc(
2771 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2774 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2775 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2776 if (! new_header_tile_data) {
2777 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2778 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2779 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2780 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2783 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2784 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2787 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2788 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2791 if (opj_stream_write_data(p_stream,
2792 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2793 p_manager) != l_coc_size) {
2800 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2801 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2803 opj_cp_t *l_cp = NULL;
2804 opj_tcp_t *l_tcp = NULL;
2807 assert(p_j2k != 00);
2809 l_cp = &(p_j2k->m_cp);
2810 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2812 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2817 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2818 p_first_comp_no, p_second_comp_no);
2821 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2822 OPJ_UINT32 p_comp_no,
2824 OPJ_UINT32 * p_data_written,
2825 opj_event_mgr_t * p_manager
2828 opj_cp_t *l_cp = 00;
2829 opj_tcp_t *l_tcp = 00;
2830 OPJ_UINT32 l_coc_size, l_remaining_size;
2831 OPJ_BYTE * l_current_data = 00;
2832 opj_image_t *l_image = 00;
2833 OPJ_UINT32 l_comp_room;
2836 assert(p_j2k != 00);
2837 assert(p_manager != 00);
2839 l_cp = &(p_j2k->m_cp);
2840 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2841 l_image = p_j2k->m_private_image;
2842 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2844 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2845 p_j2k->m_current_tile_number, p_comp_no);
2846 l_remaining_size = l_coc_size;
2848 l_current_data = p_data;
2850 opj_write_bytes(l_current_data, J2K_MS_COC,
2852 l_current_data += 2;
2854 opj_write_bytes(l_current_data, l_coc_size - 2,
2856 l_current_data += 2;
2858 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2859 l_current_data += l_comp_room;
2861 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2865 l_remaining_size -= (5 + l_comp_room);
2866 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2867 l_current_data, &l_remaining_size, p_manager);
2868 * p_data_written = l_coc_size;
2871 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2874 OPJ_UINT32 l_nb_comp;
2875 OPJ_UINT32 l_nb_tiles;
2876 OPJ_UINT32 l_max = 0;
2880 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2881 l_nb_comp = p_j2k->m_private_image->numcomps;
2883 for (i = 0; i < l_nb_tiles; ++i) {
2884 for (j = 0; j < l_nb_comp; ++j) {
2885 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2893 * Reads a COC marker (Coding Style Component)
2894 * @param p_header_data the data contained in the COC box.
2895 * @param p_j2k the jpeg2000 codec.
2896 * @param p_header_size the size of the data contained in the COC marker.
2897 * @param p_manager the user event manager.
2899 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2900 OPJ_BYTE * p_header_data,
2901 OPJ_UINT32 p_header_size,
2902 opj_event_mgr_t * p_manager
2905 opj_cp_t *l_cp = NULL;
2906 opj_tcp_t *l_tcp = NULL;
2907 opj_image_t *l_image = NULL;
2908 OPJ_UINT32 l_comp_room;
2909 OPJ_UINT32 l_comp_no;
2912 assert(p_header_data != 00);
2913 assert(p_j2k != 00);
2914 assert(p_manager != 00);
2916 l_cp = &(p_j2k->m_cp);
2917 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2919 &l_cp->tcps[p_j2k->m_current_tile_number] :
2920 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2921 l_image = p_j2k->m_private_image;
2923 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2925 /* make sure room is sufficient*/
2926 if (p_header_size < l_comp_room + 1) {
2927 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2930 p_header_size -= l_comp_room + 1;
2932 opj_read_bytes(p_header_data, &l_comp_no,
2933 l_comp_room); /* Ccoc */
2934 p_header_data += l_comp_room;
2935 if (l_comp_no >= l_image->numcomps) {
2936 opj_event_msg(p_manager, EVT_ERROR,
2937 "Error reading COC marker (bad number of components)\n");
2941 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2945 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2947 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2951 if (p_header_size != 0) {
2952 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2958 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2959 opj_stream_private_t *p_stream,
2960 opj_event_mgr_t * p_manager
2963 OPJ_UINT32 l_qcd_size, l_remaining_size;
2964 OPJ_BYTE * l_current_data = 00;
2967 assert(p_j2k != 00);
2968 assert(p_manager != 00);
2969 assert(p_stream != 00);
2971 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2973 l_remaining_size = l_qcd_size;
2975 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2976 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2977 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2978 if (! new_header_tile_data) {
2979 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2980 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2981 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2982 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2985 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2986 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2989 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2991 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2992 l_current_data += 2;
2994 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
2995 l_current_data += 2;
2997 l_remaining_size -= 4;
2999 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
3000 l_current_data, &l_remaining_size, p_manager)) {
3001 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3005 if (l_remaining_size != 0) {
3006 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3010 if (opj_stream_write_data(p_stream,
3011 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
3012 p_manager) != l_qcd_size) {
3020 * Reads a QCD marker (Quantization defaults)
3021 * @param p_header_data the data contained in the QCD box.
3022 * @param p_j2k the jpeg2000 codec.
3023 * @param p_header_size the size of the data contained in the QCD marker.
3024 * @param p_manager the user event manager.
3026 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3027 OPJ_BYTE * p_header_data,
3028 OPJ_UINT32 p_header_size,
3029 opj_event_mgr_t * p_manager
3033 assert(p_header_data != 00);
3034 assert(p_j2k != 00);
3035 assert(p_manager != 00);
3037 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3039 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3043 if (p_header_size != 0) {
3044 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3048 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3049 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3054 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3055 OPJ_UINT32 p_comp_no,
3056 opj_stream_private_t *p_stream,
3057 opj_event_mgr_t * p_manager
3060 OPJ_UINT32 l_qcc_size, l_remaining_size;
3063 assert(p_j2k != 00);
3064 assert(p_manager != 00);
3065 assert(p_stream != 00);
3067 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3069 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3070 l_remaining_size = l_qcc_size;
3072 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3073 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3074 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3075 if (! new_header_tile_data) {
3076 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3077 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3078 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3079 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3082 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3083 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3086 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3087 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3090 if (opj_stream_write_data(p_stream,
3091 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3092 p_manager) != l_qcc_size) {
3099 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3100 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3102 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3103 p_first_comp_no, p_second_comp_no);
3106 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3107 OPJ_UINT32 p_comp_no,
3109 OPJ_UINT32 * p_data_written,
3110 opj_event_mgr_t * p_manager
3113 OPJ_UINT32 l_qcc_size, l_remaining_size;
3114 OPJ_BYTE * l_current_data = 00;
3117 assert(p_j2k != 00);
3118 assert(p_manager != 00);
3120 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3122 l_remaining_size = l_qcc_size;
3124 l_current_data = p_data;
3126 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3127 l_current_data += 2;
3129 if (p_j2k->m_private_image->numcomps <= 256) {
3132 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3133 l_current_data += 2;
3135 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3138 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3139 l_remaining_size -= 6;
3141 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3142 l_current_data += 2;
3144 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3145 l_current_data += 2;
3147 l_remaining_size -= 6;
3150 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3151 l_current_data, &l_remaining_size, p_manager);
3153 *p_data_written = l_qcc_size;
3156 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3158 return opj_j2k_get_max_coc_size(p_j2k);
3162 * Reads a QCC marker (Quantization component)
3163 * @param p_header_data the data contained in the QCC box.
3164 * @param p_j2k the jpeg2000 codec.
3165 * @param p_header_size the size of the data contained in the QCC marker.
3166 * @param p_manager the user event manager.
3168 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3169 OPJ_BYTE * p_header_data,
3170 OPJ_UINT32 p_header_size,
3171 opj_event_mgr_t * p_manager
3174 OPJ_UINT32 l_num_comp, l_comp_no;
3177 assert(p_header_data != 00);
3178 assert(p_j2k != 00);
3179 assert(p_manager != 00);
3181 l_num_comp = p_j2k->m_private_image->numcomps;
3183 if (l_num_comp <= 256) {
3184 if (p_header_size < 1) {
3185 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3188 opj_read_bytes(p_header_data, &l_comp_no, 1);
3192 if (p_header_size < 2) {
3193 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3196 opj_read_bytes(p_header_data, &l_comp_no, 2);
3202 if (p_j2k->m_cp.correct) {
3204 static OPJ_UINT32 backup_compno = 0;
3206 /* compno is negative or larger than the number of components!!! */
3207 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3208 opj_event_msg(p_manager, EVT_ERROR,
3209 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3210 l_comp_no, l_num_comp);
3212 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3215 /* we try to correct */
3216 l_comp_no = backup_compno % l_num_comp;
3217 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3218 "- setting component number to %d\n",
3222 /* keep your private count of tiles */
3225 #endif /* USE_JPWL */
3227 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3228 opj_event_msg(p_manager, EVT_ERROR,
3229 "Invalid component number: %d, regarding the number of components %d\n",
3230 l_comp_no, p_j2k->m_private_image->numcomps);
3234 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3236 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3240 if (p_header_size != 0) {
3241 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3248 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3249 opj_stream_private_t *p_stream,
3250 opj_event_mgr_t * p_manager
3253 OPJ_UINT32 l_nb_comp;
3254 OPJ_UINT32 l_nb_poc;
3255 OPJ_UINT32 l_poc_size;
3256 OPJ_UINT32 l_written_size = 0;
3257 opj_tcp_t *l_tcp = 00;
3258 OPJ_UINT32 l_poc_room;
3261 assert(p_j2k != 00);
3262 assert(p_manager != 00);
3263 assert(p_stream != 00);
3265 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3266 l_nb_comp = p_j2k->m_private_image->numcomps;
3267 l_nb_poc = 1 + l_tcp->numpocs;
3269 if (l_nb_comp <= 256) {
3274 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3276 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3277 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3278 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3279 if (! new_header_tile_data) {
3280 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3281 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3282 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3283 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3286 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3287 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3290 opj_j2k_write_poc_in_memory(p_j2k,
3291 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3294 if (opj_stream_write_data(p_stream,
3295 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3296 p_manager) != l_poc_size) {
3303 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3305 OPJ_UINT32 * p_data_written,
3306 opj_event_mgr_t * p_manager
3310 OPJ_BYTE * l_current_data = 00;
3311 OPJ_UINT32 l_nb_comp;
3312 OPJ_UINT32 l_nb_poc;
3313 OPJ_UINT32 l_poc_size;
3314 opj_image_t *l_image = 00;
3315 opj_tcp_t *l_tcp = 00;
3316 opj_tccp_t *l_tccp = 00;
3317 opj_poc_t *l_current_poc = 00;
3318 OPJ_UINT32 l_poc_room;
3321 assert(p_j2k != 00);
3322 assert(p_manager != 00);
3324 OPJ_UNUSED(p_manager);
3326 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3327 l_tccp = &l_tcp->tccps[0];
3328 l_image = p_j2k->m_private_image;
3329 l_nb_comp = l_image->numcomps;
3330 l_nb_poc = 1 + l_tcp->numpocs;
3332 if (l_nb_comp <= 256) {
3338 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3340 l_current_data = p_data;
3342 opj_write_bytes(l_current_data, J2K_MS_POC,
3344 l_current_data += 2;
3346 opj_write_bytes(l_current_data, l_poc_size - 2,
3348 l_current_data += 2;
3350 l_current_poc = l_tcp->pocs;
3351 for (i = 0; i < l_nb_poc; ++i) {
3352 opj_write_bytes(l_current_data, l_current_poc->resno0,
3356 opj_write_bytes(l_current_data, l_current_poc->compno0,
3357 l_poc_room); /* CSpoc_i */
3358 l_current_data += l_poc_room;
3360 opj_write_bytes(l_current_data, l_current_poc->layno1,
3362 l_current_data += 2;
3364 opj_write_bytes(l_current_data, l_current_poc->resno1,
3368 opj_write_bytes(l_current_data, l_current_poc->compno1,
3369 l_poc_room); /* CEpoc_i */
3370 l_current_data += l_poc_room;
3372 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3376 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3377 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3378 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3379 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3380 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3381 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3382 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3387 *p_data_written = l_poc_size;
3390 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3392 opj_tcp_t * l_tcp = 00;
3393 OPJ_UINT32 l_nb_tiles = 0;
3394 OPJ_UINT32 l_max_poc = 0;
3397 l_tcp = p_j2k->m_cp.tcps;
3398 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3400 for (i = 0; i < l_nb_tiles; ++i) {
3401 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3407 return 4 + 9 * l_max_poc;
3410 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3413 OPJ_UINT32 l_nb_tiles;
3414 OPJ_UINT32 l_max = 0;
3415 opj_tcp_t * l_tcp = 00;
3417 l_tcp = p_j2k->m_cp.tcps;
3418 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3420 for (i = 0; i < l_nb_tiles; ++i) {
3421 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3429 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3431 OPJ_UINT32 l_nb_bytes = 0;
3432 OPJ_UINT32 l_nb_comps;
3433 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3435 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3436 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3438 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3439 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3440 l_nb_bytes += l_nb_comps * l_coc_bytes;
3442 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3443 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3446 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3448 if (p_j2k->m_specific_param.m_encoder.m_PLT) {
3449 /* Reserve space for PLT markers */
3452 const opj_cp_t * l_cp = &(p_j2k->m_cp);
3453 OPJ_UINT32 l_max_packet_count = 0;
3454 for (i = 0; i < l_cp->th * l_cp->tw; ++i) {
3455 l_max_packet_count = opj_uint_max(l_max_packet_count,
3456 opj_get_encoding_packet_count(p_j2k->m_private_image, l_cp, i));
3458 /* Minimum 6 bytes per PLT marker, and at a minimum (taking a pessimistic */
3459 /* estimate of 4 bytes for a packet size), one can write */
3460 /* (65536-6) / 4 = 16382 paquet sizes per PLT marker */
3461 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT =
3462 6 * opj_uint_ceildiv(l_max_packet_count, 16382);
3463 /* Maximum 5 bytes per packet to encode a full UINT32 */
3464 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT +=
3465 l_nb_bytes += 5 * l_max_packet_count;
3466 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += 1;
3467 l_nb_bytes += p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
3470 /*** DEVELOPER CORNER, Add room for your headers ***/
3476 * Reads a POC marker (Progression Order Change)
3478 * @param p_header_data the data contained in the POC box.
3479 * @param p_j2k the jpeg2000 codec.
3480 * @param p_header_size the size of the data contained in the POC marker.
3481 * @param p_manager the user event manager.
3483 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3484 OPJ_BYTE * p_header_data,
3485 OPJ_UINT32 p_header_size,
3486 opj_event_mgr_t * p_manager
3489 OPJ_UINT32 i, l_nb_comp, l_tmp;
3490 opj_image_t * l_image = 00;
3491 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3492 OPJ_UINT32 l_chunk_size, l_comp_room;
3494 opj_cp_t *l_cp = 00;
3495 opj_tcp_t *l_tcp = 00;
3496 opj_poc_t *l_current_poc = 00;
3499 assert(p_header_data != 00);
3500 assert(p_j2k != 00);
3501 assert(p_manager != 00);
3503 l_image = p_j2k->m_private_image;
3504 l_nb_comp = l_image->numcomps;
3505 if (l_nb_comp <= 256) {
3510 l_chunk_size = 5 + 2 * l_comp_room;
3511 l_current_poc_nb = p_header_size / l_chunk_size;
3512 l_current_poc_remaining = p_header_size % l_chunk_size;
3514 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3515 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3519 l_cp = &(p_j2k->m_cp);
3520 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3521 &l_cp->tcps[p_j2k->m_current_tile_number] :
3522 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3523 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3524 l_current_poc_nb += l_old_poc_nb;
3526 if (l_current_poc_nb >= J2K_MAX_POCS) {
3527 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3531 /* now poc is in use.*/
3534 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3535 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3536 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3539 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3540 l_comp_room); /* CSpoc_i */
3541 p_header_data += l_comp_room;
3542 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3544 /* make sure layer end is in acceptable bounds */
3545 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3547 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3550 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3551 l_comp_room); /* CEpoc_i */
3552 p_header_data += l_comp_room;
3553 opj_read_bytes(p_header_data, &l_tmp,
3556 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3557 /* make sure comp is in acceptable bounds */
3558 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3562 l_tcp->numpocs = l_current_poc_nb - 1;
3567 * Reads a CRG marker (Component registration)
3569 * @param p_header_data the data contained in the TLM box.
3570 * @param p_j2k the jpeg2000 codec.
3571 * @param p_header_size the size of the data contained in the TLM marker.
3572 * @param p_manager the user event manager.
3574 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3575 OPJ_BYTE * p_header_data,
3576 OPJ_UINT32 p_header_size,
3577 opj_event_mgr_t * p_manager
3580 OPJ_UINT32 l_nb_comp;
3582 assert(p_header_data != 00);
3583 assert(p_j2k != 00);
3584 assert(p_manager != 00);
3586 OPJ_UNUSED(p_header_data);
3588 l_nb_comp = p_j2k->m_private_image->numcomps;
3590 if (p_header_size != l_nb_comp * 4) {
3591 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3594 /* Do not care of this at the moment since only local variables are set here */
3597 (i = 0; i < l_nb_comp; ++i)
3599 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3601 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3609 * Reads a TLM marker (Tile Length Marker)
3611 * @param p_header_data the data contained in the TLM box.
3612 * @param p_j2k the jpeg2000 codec.
3613 * @param p_header_size the size of the data contained in the TLM marker.
3614 * @param p_manager the user event manager.
3616 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3617 OPJ_BYTE * p_header_data,
3618 OPJ_UINT32 p_header_size,
3619 opj_event_mgr_t * p_manager
3622 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3625 assert(p_header_data != 00);
3626 assert(p_j2k != 00);
3627 assert(p_manager != 00);
3631 if (p_header_size < 2) {
3632 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3637 opj_read_bytes(p_header_data, &l_Ztlm,
3640 opj_read_bytes(p_header_data, &l_Stlm,
3644 l_ST = ((l_Stlm >> 4) & 0x3);
3645 l_SP = (l_Stlm >> 6) & 0x1;
3647 l_Ptlm_size = (l_SP + 1) * 2;
3648 l_quotient = l_Ptlm_size + l_ST;
3650 l_tot_num_tp_remaining = p_header_size % l_quotient;
3652 if (l_tot_num_tp_remaining != 0) {
3653 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3656 /* FIXME Do not care of this at the moment since only local variables are set here */
3659 (i = 0; i < l_tot_num_tp; ++i)
3661 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3662 p_header_data += l_ST;
3663 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3664 p_header_data += l_Ptlm_size;
3670 * Reads a PLM marker (Packet length, main header marker)
3672 * @param p_header_data the data contained in the TLM box.
3673 * @param p_j2k the jpeg2000 codec.
3674 * @param p_header_size the size of the data contained in the TLM marker.
3675 * @param p_manager the user event manager.
3677 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3678 OPJ_BYTE * p_header_data,
3679 OPJ_UINT32 p_header_size,
3680 opj_event_mgr_t * p_manager
3684 assert(p_header_data != 00);
3685 assert(p_j2k != 00);
3686 assert(p_manager != 00);
3689 OPJ_UNUSED(p_header_data);
3691 if (p_header_size < 1) {
3692 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3695 /* Do not care of this at the moment since only local variables are set here */
3697 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3704 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3706 p_header_size -= (1+l_Nplm);
3710 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3714 (i = 0; i < l_Nplm; ++i)
3716 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3718 // take only the last seven bytes
3719 l_packet_len |= (l_tmp & 0x7f);
3727 // store packet length and proceed to next packet
3734 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3743 * Reads a PLT marker (Packet length, tile-part header)
3745 * @param p_header_data the data contained in the PLT box.
3746 * @param p_j2k the jpeg2000 codec.
3747 * @param p_header_size the size of the data contained in the PLT marker.
3748 * @param p_manager the user event manager.
3750 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3751 OPJ_BYTE * p_header_data,
3752 OPJ_UINT32 p_header_size,
3753 opj_event_mgr_t * p_manager
3756 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3759 assert(p_header_data != 00);
3760 assert(p_j2k != 00);
3761 assert(p_manager != 00);
3765 if (p_header_size < 1) {
3766 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3770 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3774 for (i = 0; i < p_header_size; ++i) {
3775 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3777 /* take only the last seven bytes */
3778 l_packet_len |= (l_tmp & 0x7f);
3782 /* store packet length and proceed to next packet */
3787 if (l_packet_len != 0) {
3788 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3796 * Reads a PPM marker (Packed packet headers, main header)
3798 * @param p_header_data the data contained in the POC box.
3799 * @param p_j2k the jpeg2000 codec.
3800 * @param p_header_size the size of the data contained in the POC marker.
3801 * @param p_manager the user event manager.
3804 static OPJ_BOOL opj_j2k_read_ppm(
3806 OPJ_BYTE * p_header_data,
3807 OPJ_UINT32 p_header_size,
3808 opj_event_mgr_t * p_manager)
3810 opj_cp_t *l_cp = 00;
3814 assert(p_header_data != 00);
3815 assert(p_j2k != 00);
3816 assert(p_manager != 00);
3818 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3819 if (p_header_size < 2) {
3820 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3824 l_cp = &(p_j2k->m_cp);
3827 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3831 /* check allocation needed */
3832 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3833 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3834 assert(l_cp->ppm_markers_count == 0U);
3836 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3837 if (l_cp->ppm_markers == NULL) {
3838 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3841 l_cp->ppm_markers_count = l_newCount;
3842 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3843 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3844 opj_ppx *new_ppm_markers;
3845 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3846 l_newCount * sizeof(opj_ppx));
3847 if (new_ppm_markers == NULL) {
3848 /* clean up to be done on l_cp destruction */
3849 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3852 l_cp->ppm_markers = new_ppm_markers;
3853 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3854 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3855 l_cp->ppm_markers_count = l_newCount;
3858 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3859 /* clean up to be done on l_cp destruction */
3860 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3864 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3865 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3866 /* clean up to be done on l_cp destruction */
3867 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3870 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3871 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3877 * Merges all PPM markers read (Packed headers, main header)
3879 * @param p_cp main coding parameters.
3880 * @param p_manager the user event manager.
3882 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3884 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3888 assert(p_manager != 00);
3889 assert(p_cp->ppm_buffer == NULL);
3891 if (p_cp->ppm == 0U) {
3895 l_ppm_data_size = 0U;
3896 l_N_ppm_remaining = 0U;
3897 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3898 if (p_cp->ppm_markers[i].m_data !=
3899 NULL) { /* standard doesn't seem to require contiguous Zppm */
3901 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3902 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3904 if (l_N_ppm_remaining >= l_data_size) {
3905 l_N_ppm_remaining -= l_data_size;
3908 l_data += l_N_ppm_remaining;
3909 l_data_size -= l_N_ppm_remaining;
3910 l_N_ppm_remaining = 0U;
3913 if (l_data_size > 0U) {
3916 if (l_data_size < 4U) {
3917 /* clean up to be done on l_cp destruction */
3918 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3921 opj_read_bytes(l_data, &l_N_ppm, 4);
3925 l_N_ppm; /* can't overflow, max 256 markers of max 65536 bytes, that is when PPM markers are not corrupted which is checked elsewhere */
3927 if (l_data_size >= l_N_ppm) {
3928 l_data_size -= l_N_ppm;
3931 l_N_ppm_remaining = l_N_ppm - l_data_size;
3934 } while (l_data_size > 0U);
3939 if (l_N_ppm_remaining != 0U) {
3940 /* clean up to be done on l_cp destruction */
3941 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3945 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3946 if (p_cp->ppm_buffer == 00) {
3947 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3950 p_cp->ppm_len = l_ppm_data_size;
3951 l_ppm_data_size = 0U;
3952 l_N_ppm_remaining = 0U;
3953 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3954 if (p_cp->ppm_markers[i].m_data !=
3955 NULL) { /* standard doesn't seem to require contiguous Zppm */
3957 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3958 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3960 if (l_N_ppm_remaining >= l_data_size) {
3961 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3962 l_ppm_data_size += l_data_size;
3963 l_N_ppm_remaining -= l_data_size;
3966 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3967 l_ppm_data_size += l_N_ppm_remaining;
3968 l_data += l_N_ppm_remaining;
3969 l_data_size -= l_N_ppm_remaining;
3970 l_N_ppm_remaining = 0U;
3973 if (l_data_size > 0U) {
3976 if (l_data_size < 4U) {
3977 /* clean up to be done on l_cp destruction */
3978 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3981 opj_read_bytes(l_data, &l_N_ppm, 4);
3985 if (l_data_size >= l_N_ppm) {
3986 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3987 l_ppm_data_size += l_N_ppm;
3988 l_data_size -= l_N_ppm;
3991 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3992 l_ppm_data_size += l_data_size;
3993 l_N_ppm_remaining = l_N_ppm - l_data_size;
3996 } while (l_data_size > 0U);
3998 opj_free(p_cp->ppm_markers[i].m_data);
3999 p_cp->ppm_markers[i].m_data = NULL;
4000 p_cp->ppm_markers[i].m_data_size = 0U;
4004 p_cp->ppm_data = p_cp->ppm_buffer;
4005 p_cp->ppm_data_size = p_cp->ppm_len;
4007 p_cp->ppm_markers_count = 0U;
4008 opj_free(p_cp->ppm_markers);
4009 p_cp->ppm_markers = NULL;
4015 * Reads a PPT marker (Packed packet headers, tile-part header)
4017 * @param p_header_data the data contained in the PPT box.
4018 * @param p_j2k the jpeg2000 codec.
4019 * @param p_header_size the size of the data contained in the PPT marker.
4020 * @param p_manager the user event manager.
4022 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
4023 OPJ_BYTE * p_header_data,
4024 OPJ_UINT32 p_header_size,
4025 opj_event_mgr_t * p_manager
4028 opj_cp_t *l_cp = 00;
4029 opj_tcp_t *l_tcp = 00;
4033 assert(p_header_data != 00);
4034 assert(p_j2k != 00);
4035 assert(p_manager != 00);
4037 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
4038 if (p_header_size < 2) {
4039 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
4043 l_cp = &(p_j2k->m_cp);
4045 opj_event_msg(p_manager, EVT_ERROR,
4046 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4050 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4053 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4057 /* check allocation needed */
4058 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4059 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4060 assert(l_tcp->ppt_markers_count == 0U);
4062 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4063 if (l_tcp->ppt_markers == NULL) {
4064 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4067 l_tcp->ppt_markers_count = l_newCount;
4068 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4069 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4070 opj_ppx *new_ppt_markers;
4071 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4072 l_newCount * sizeof(opj_ppx));
4073 if (new_ppt_markers == NULL) {
4074 /* clean up to be done on l_tcp destruction */
4075 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4078 l_tcp->ppt_markers = new_ppt_markers;
4079 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4080 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4081 l_tcp->ppt_markers_count = l_newCount;
4084 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4085 /* clean up to be done on l_tcp destruction */
4086 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4090 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4091 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4092 /* clean up to be done on l_tcp destruction */
4093 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4096 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4097 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4102 * Merges all PPT markers read (Packed packet headers, tile-part header)
4104 * @param p_tcp the tile.
4105 * @param p_manager the user event manager.
4107 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4109 OPJ_UINT32 i, l_ppt_data_size;
4111 assert(p_tcp != 00);
4112 assert(p_manager != 00);
4114 if (p_tcp->ppt_buffer != NULL) {
4115 opj_event_msg(p_manager, EVT_ERROR,
4116 "opj_j2k_merge_ppt() has already been called\n");
4120 if (p_tcp->ppt == 0U) {
4124 l_ppt_data_size = 0U;
4125 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4127 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4130 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4131 if (p_tcp->ppt_buffer == 00) {
4132 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4135 p_tcp->ppt_len = l_ppt_data_size;
4136 l_ppt_data_size = 0U;
4137 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4138 if (p_tcp->ppt_markers[i].m_data !=
4139 NULL) { /* standard doesn't seem to require contiguous Zppt */
4140 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4141 p_tcp->ppt_markers[i].m_data_size);
4143 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4145 opj_free(p_tcp->ppt_markers[i].m_data);
4146 p_tcp->ppt_markers[i].m_data = NULL;
4147 p_tcp->ppt_markers[i].m_data_size = 0U;
4151 p_tcp->ppt_markers_count = 0U;
4152 opj_free(p_tcp->ppt_markers);
4153 p_tcp->ppt_markers = NULL;
4155 p_tcp->ppt_data = p_tcp->ppt_buffer;
4156 p_tcp->ppt_data_size = p_tcp->ppt_len;
4160 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4161 opj_stream_private_t *p_stream,
4162 opj_event_mgr_t * p_manager
4165 OPJ_BYTE * l_current_data = 00;
4166 OPJ_UINT32 l_tlm_size;
4169 assert(p_j2k != 00);
4170 assert(p_manager != 00);
4171 assert(p_stream != 00);
4173 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4175 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4176 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4177 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4178 if (! new_header_tile_data) {
4179 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4180 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4181 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4182 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4185 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4186 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4189 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4191 /* change the way data is written to avoid seeking if possible */
4193 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4195 opj_write_bytes(l_current_data, J2K_MS_TLM,
4197 l_current_data += 2;
4199 opj_write_bytes(l_current_data, l_tlm_size - 2,
4201 l_current_data += 2;
4203 opj_write_bytes(l_current_data, 0,
4207 opj_write_bytes(l_current_data, 0x50,
4208 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4211 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4212 if (opj_stream_write_data(p_stream,
4213 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4214 p_manager) != l_tlm_size) {
4221 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4223 OPJ_UINT32 total_data_size,
4224 OPJ_UINT32 * p_data_written,
4225 const opj_stream_private_t *p_stream,
4226 opj_event_mgr_t * p_manager
4230 assert(p_j2k != 00);
4231 assert(p_manager != 00);
4232 assert(p_stream != 00);
4234 OPJ_UNUSED(p_stream);
4236 if (total_data_size < 12) {
4237 opj_event_msg(p_manager, EVT_ERROR,
4238 "Not enough bytes in output buffer to write SOT marker\n");
4242 opj_write_bytes(p_data, J2K_MS_SOT,
4246 opj_write_bytes(p_data, 10,
4250 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4257 opj_write_bytes(p_data,
4258 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4262 opj_write_bytes(p_data,
4263 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4269 /* update markers struct */
4271 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4273 assert(0 && "TODO");
4274 #endif /* USE_JPWL */
4276 * p_data_written = 12;
4281 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4282 OPJ_UINT32 p_header_size,
4283 OPJ_UINT32* p_tile_no,
4284 OPJ_UINT32* p_tot_len,
4285 OPJ_UINT32* p_current_part,
4286 OPJ_UINT32* p_num_parts,
4287 opj_event_mgr_t * p_manager)
4290 assert(p_header_data != 00);
4291 assert(p_manager != 00);
4293 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4294 if (p_header_size != 8) {
4295 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4299 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4301 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4303 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4305 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4310 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4311 OPJ_BYTE * p_header_data,
4312 OPJ_UINT32 p_header_size,
4313 opj_event_mgr_t * p_manager)
4315 opj_cp_t *l_cp = 00;
4316 opj_tcp_t *l_tcp = 00;
4317 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4318 OPJ_UINT32 l_current_part;
4319 OPJ_UINT32 l_tile_x, l_tile_y;
4323 assert(p_j2k != 00);
4324 assert(p_manager != 00);
4326 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4327 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4329 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4332 #ifdef DEBUG_VERBOSE
4333 fprintf(stderr, "SOT %d %d %d %d\n",
4334 p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
4337 l_cp = &(p_j2k->m_cp);
4339 /* testcase 2.pdf.SIGFPE.706.1112 */
4340 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4341 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4342 p_j2k->m_current_tile_number);
4346 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4347 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4348 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4350 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
4351 p_j2k->m_current_tile_number == (OPJ_UINT32)
4352 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
4353 /* Do only this check if we decode all tile part headers, or if */
4354 /* we decode one precise tile. Otherwise the m_current_tile_part_number */
4355 /* might not be valid */
4356 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4357 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4358 /* We must avoid reading twice the same tile part number for a given tile */
4359 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4360 /* several times. */
4361 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4362 /* should appear in increasing order. */
4363 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4364 opj_event_msg(p_manager, EVT_ERROR,
4365 "Invalid tile part index for tile number %d. "
4366 "Got %d, expected %d\n",
4367 p_j2k->m_current_tile_number,
4369 l_tcp->m_current_tile_part_number + 1);
4374 l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
4377 if (l_cp->correct) {
4379 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4380 static OPJ_UINT32 backup_tileno = 0;
4382 /* tileno is negative or larger than the number of tiles!!! */
4383 if (tileno > (l_cp->tw * l_cp->th)) {
4384 opj_event_msg(p_manager, EVT_ERROR,
4385 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4386 tileno, (l_cp->tw * l_cp->th));
4388 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4391 /* we try to correct */
4392 tileno = backup_tileno;
4393 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4394 "- setting tile number to %d\n",
4398 /* keep your private count of tiles */
4401 #endif /* USE_JPWL */
4403 /* look for the tile in the list of already processed tile (in parts). */
4404 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4405 /* since the time taken by this function can only grow at the time */
4407 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4408 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4410 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4411 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4414 opj_event_msg(p_manager, EVT_ERROR,
4415 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4421 if (l_cp->correct) {
4423 /* totlen is negative or larger than the bytes left!!! */
4424 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4425 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4426 opj_event_msg(p_manager, EVT_ERROR,
4427 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4429 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4431 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4434 /* we try to correct */
4436 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4437 "- setting Psot to %d => assuming it is the last tile\n",
4441 #endif /* USE_JPWL */
4443 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4445 opj_event_msg(p_manager, EVT_INFO,
4446 "Psot value of the current tile-part is equal to zero, "
4447 "we assuming it is the last tile-part of the codestream.\n");
4448 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4451 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4452 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4453 opj_event_msg(p_manager, EVT_ERROR,
4454 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4455 "number of tile-part (%d), giving up\n", l_current_part,
4456 l_tcp->m_nb_tile_parts);
4457 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4462 0) { /* Number of tile-part header is provided by this tile-part header */
4463 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4464 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4465 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4466 if (l_tcp->m_nb_tile_parts) {
4467 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4468 opj_event_msg(p_manager, EVT_ERROR,
4469 "In SOT marker, TPSot (%d) is not valid regards to the current "
4470 "number of tile-part (%d), giving up\n", l_current_part,
4471 l_tcp->m_nb_tile_parts);
4472 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4476 if (l_current_part >= l_num_parts) {
4477 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4478 opj_event_msg(p_manager, EVT_ERROR,
4479 "In SOT marker, TPSot (%d) is not valid regards to the current "
4480 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4481 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4484 l_tcp->m_nb_tile_parts = l_num_parts;
4487 /* If know the number of tile part header we will check if we didn't read the last*/
4488 if (l_tcp->m_nb_tile_parts) {
4489 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4490 p_j2k->m_specific_param.m_decoder.m_can_decode =
4491 1; /* Process the last tile-part header*/
4495 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4496 /* Keep the size of data to skip after this marker */
4497 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4498 12; /* SOT_marker_size = 12 */
4500 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4501 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4504 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4506 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4507 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4508 p_j2k->m_specific_param.m_decoder.m_skip_data =
4509 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4510 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4511 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4512 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4514 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4515 p_j2k->m_specific_param.m_decoder.m_skip_data =
4516 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4517 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4521 if (p_j2k->cstr_index) {
4522 assert(p_j2k->cstr_index->tile_index != 00);
4523 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4524 p_j2k->m_current_tile_number;
4525 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4528 if (l_num_parts != 0) {
4529 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4531 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4534 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4535 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4536 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4537 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4538 opj_event_msg(p_manager, EVT_ERROR,
4539 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4543 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4544 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4545 l_num_parts * sizeof(opj_tp_index_t));
4546 if (! new_tp_index) {
4547 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4548 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4549 opj_event_msg(p_manager, EVT_ERROR,
4550 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4553 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4557 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4559 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4560 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4561 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4562 (opj_tp_index_t*)opj_calloc(
4563 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4564 sizeof(opj_tp_index_t));
4565 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4566 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4567 opj_event_msg(p_manager, EVT_ERROR,
4568 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4573 if (l_current_part >=
4574 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4575 opj_tp_index_t *new_tp_index;
4576 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4578 new_tp_index = (opj_tp_index_t *) opj_realloc(
4579 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4580 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4581 sizeof(opj_tp_index_t));
4582 if (! new_tp_index) {
4583 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4584 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4585 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4586 opj_event_msg(p_manager, EVT_ERROR,
4587 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4590 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4599 /* 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 */
4600 /* if (p_j2k->cstr_info) {
4603 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4606 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4607 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4608 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4609 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4612 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4615 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4619 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4622 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4623 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4624 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4630 * Write one or more PLT markers in the provided buffer
4632 static OPJ_BOOL opj_j2k_write_plt_in_memory(opj_j2k_t *p_j2k,
4633 opj_tcd_marker_info_t* marker_info,
4635 OPJ_UINT32 * p_data_written,
4636 opj_event_mgr_t * p_manager)
4640 OPJ_BYTE* p_data_start = p_data;
4641 OPJ_BYTE* p_data_Lplt = p_data + 2;
4646 opj_write_bytes(p_data, J2K_MS_PLT, 2);
4649 /* Reserve space for Lplt */
4652 opj_write_bytes(p_data, Zplt, 1);
4657 for (i = 0; i < marker_info->packet_count; i++) {
4658 OPJ_BYTE var_bytes[5];
4659 OPJ_UINT8 var_bytes_size = 0;
4660 OPJ_UINT32 packet_size = marker_info->p_packet_size[i];
4662 /* Packet size written in variable-length way, starting with LSB */
4663 var_bytes[var_bytes_size] = (OPJ_BYTE)(packet_size & 0x7f);
4666 while (packet_size > 0) {
4667 var_bytes[var_bytes_size] = (OPJ_BYTE)((packet_size & 0x7f) | 0x80);
4672 /* Check if that can fit in the current PLT marker. If not, finish */
4673 /* current one, and start a new one */
4674 if (Lplt + var_bytes_size > 65535) {
4676 opj_event_msg(p_manager, EVT_ERROR,
4677 "More than 255 PLT markers would be needed for current tile-part !\n");
4682 opj_write_bytes(p_data_Lplt, Lplt, 2);
4684 /* Start new segment */
4685 opj_write_bytes(p_data, J2K_MS_PLT, 2);
4688 /* Reserve space for Lplt */
4689 p_data_Lplt = p_data;
4693 opj_write_bytes(p_data, Zplt, 1);
4699 Lplt = (OPJ_UINT16)(Lplt + var_bytes_size);
4701 /* Serialize variable-length packet size, starting with MSB */
4702 for (; var_bytes_size > 0; --var_bytes_size) {
4703 opj_write_bytes(p_data, var_bytes[var_bytes_size - 1], 1);
4708 *p_data_written = (OPJ_UINT32)(p_data - p_data_start);
4711 opj_write_bytes(p_data_Lplt, Lplt, 2);
4716 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4717 opj_tcd_t * p_tile_coder,
4719 OPJ_UINT32 * p_data_written,
4720 OPJ_UINT32 total_data_size,
4721 const opj_stream_private_t *p_stream,
4722 opj_event_mgr_t * p_manager
4725 opj_codestream_info_t *l_cstr_info = 00;
4726 OPJ_UINT32 l_remaining_data;
4727 opj_tcd_marker_info_t* marker_info = NULL;
4730 assert(p_j2k != 00);
4731 assert(p_manager != 00);
4732 assert(p_stream != 00);
4734 OPJ_UNUSED(p_stream);
4736 if (total_data_size < 4) {
4737 opj_event_msg(p_manager, EVT_ERROR,
4738 "Not enough bytes in output buffer to write SOD marker\n");
4742 opj_write_bytes(p_data, J2K_MS_SOD,
4745 /* make room for the EOF marker */
4746 l_remaining_data = total_data_size - 4;
4748 /* update tile coder */
4749 p_tile_coder->tp_num =
4750 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4751 p_tile_coder->cur_tp_num =
4752 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4755 /* TODO mergeV2: check this part which use cstr_info */
4756 /*l_cstr_info = p_j2k->cstr_info;
4758 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4759 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4760 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4766 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4768 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4773 /* update markers struct */
4774 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4776 assert(0 && "TODO");
4777 #endif /* USE_JPWL */
4782 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4783 p_tile_coder->tcd_image->tiles->packno = 0;
4786 l_cstr_info->packno = 0;
4791 *p_data_written = 0;
4793 if (p_j2k->m_specific_param.m_encoder.m_PLT) {
4794 marker_info = opj_tcd_marker_info_create(
4795 p_j2k->m_specific_param.m_encoder.m_PLT);
4796 if (marker_info == NULL) {
4797 opj_event_msg(p_manager, EVT_ERROR,
4798 "Cannot encode tile: opj_tcd_marker_info_create() failed\n");
4803 assert(l_remaining_data >
4804 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
4805 l_remaining_data -= p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
4807 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number,
4809 p_data_written, l_remaining_data, l_cstr_info,
4812 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4813 opj_tcd_marker_info_destroy(marker_info);
4818 *p_data_written += 2;
4820 if (p_j2k->m_specific_param.m_encoder.m_PLT) {
4821 OPJ_UINT32 l_data_written_PLT = 0;
4822 OPJ_BYTE* p_PLT_buffer = (OPJ_BYTE*)opj_malloc(
4823 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
4824 if (!p_PLT_buffer) {
4825 opj_event_msg(p_manager, EVT_ERROR, "Cannot allocate memory\n");
4826 opj_tcd_marker_info_destroy(marker_info);
4829 if (!opj_j2k_write_plt_in_memory(p_j2k,
4832 &l_data_written_PLT,
4834 opj_tcd_marker_info_destroy(marker_info);
4835 opj_free(p_PLT_buffer);
4839 assert(l_data_written_PLT <=
4840 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
4842 /* Move PLT marker(s) before SOD */
4843 memmove(p_data + l_data_written_PLT, p_data, *p_data_written);
4844 memcpy(p_data, p_PLT_buffer, l_data_written_PLT);
4845 opj_free(p_PLT_buffer);
4846 *p_data_written += l_data_written_PLT;
4849 opj_tcd_marker_info_destroy(marker_info);
4854 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4855 opj_stream_private_t *p_stream,
4856 opj_event_mgr_t * p_manager
4859 OPJ_SIZE_T l_current_read_size;
4860 opj_codestream_index_t * l_cstr_index = 00;
4861 OPJ_BYTE ** l_current_data = 00;
4862 opj_tcp_t * l_tcp = 00;
4863 OPJ_UINT32 * l_tile_len = 00;
4864 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4867 assert(p_j2k != 00);
4868 assert(p_manager != 00);
4869 assert(p_stream != 00);
4871 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4873 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4874 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4875 // but we are in the last tile part,
4876 // so its result will fit on OPJ_UINT32 unless we find
4877 // a file with a single tile part of more than 4 GB...*/
4878 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4879 opj_stream_get_number_byte_left(p_stream) - 2);
4881 /* Check to avoid pass the limit of OPJ_UINT32 */
4882 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4883 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4885 /* MSD: case commented to support empty SOT marker (PHR data) */
4889 l_current_data = &(l_tcp->m_data);
4890 l_tile_len = &l_tcp->m_data_size;
4892 /* Patch to support new PHR data */
4893 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4894 /* If we are here, we'll try to read the data after allocation */
4895 /* Check enough bytes left in stream before allocation */
4896 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4897 opj_stream_get_number_byte_left(p_stream)) {
4898 opj_event_msg(p_manager, EVT_ERROR,
4899 "Tile part length size inconsistent with stream length\n");
4902 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4903 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4904 opj_event_msg(p_manager, EVT_ERROR,
4905 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4906 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4909 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4910 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4911 /* 0xFFFF marker. */
4912 if (! *l_current_data) {
4913 /* LH: oddly enough, in this path, l_tile_len!=0.
4914 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4916 *l_current_data = (OPJ_BYTE*) opj_malloc(
4917 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4919 OPJ_BYTE *l_new_current_data;
4920 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4921 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4922 opj_event_msg(p_manager, EVT_ERROR,
4923 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4924 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4928 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4929 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4930 OPJ_COMMON_CBLK_DATA_EXTRA);
4931 if (! l_new_current_data) {
4932 opj_free(*l_current_data);
4933 /*nothing more is done as l_current_data will be set to null, and just
4934 afterward we enter in the error path
4935 and the actual tile_len is updated (committed) at the end of the
4938 *l_current_data = l_new_current_data;
4941 if (*l_current_data == 00) {
4942 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4946 l_sot_length_pb_detected = OPJ_TRUE;
4950 l_cstr_index = p_j2k->cstr_index;
4952 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4954 OPJ_UINT32 l_current_tile_part =
4955 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4956 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4959 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4961 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4963 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4967 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4968 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4972 /*l_cstr_index->packno = 0;*/
4975 /* Patch to support new PHR data */
4976 if (!l_sot_length_pb_detected) {
4977 l_current_read_size = opj_stream_read_data(
4979 *l_current_data + *l_tile_len,
4980 p_j2k->m_specific_param.m_decoder.m_sot_length,
4983 l_current_read_size = 0;
4986 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4987 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4989 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4992 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4997 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4998 OPJ_UINT32 p_tile_no,
4999 OPJ_UINT32 p_comp_no,
5000 OPJ_UINT32 nb_comps,
5001 opj_stream_private_t *p_stream,
5002 opj_event_mgr_t * p_manager
5005 OPJ_BYTE * l_current_data = 00;
5006 OPJ_UINT32 l_rgn_size;
5007 opj_cp_t *l_cp = 00;
5008 opj_tcp_t *l_tcp = 00;
5009 opj_tccp_t *l_tccp = 00;
5010 OPJ_UINT32 l_comp_room;
5013 assert(p_j2k != 00);
5014 assert(p_manager != 00);
5015 assert(p_stream != 00);
5017 l_cp = &(p_j2k->m_cp);
5018 l_tcp = &l_cp->tcps[p_tile_no];
5019 l_tccp = &l_tcp->tccps[p_comp_no];
5021 if (nb_comps <= 256) {
5027 l_rgn_size = 6 + l_comp_room;
5029 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5031 opj_write_bytes(l_current_data, J2K_MS_RGN,
5033 l_current_data += 2;
5035 opj_write_bytes(l_current_data, l_rgn_size - 2,
5037 l_current_data += 2;
5039 opj_write_bytes(l_current_data, p_comp_no,
5040 l_comp_room); /* Crgn */
5041 l_current_data += l_comp_room;
5043 opj_write_bytes(l_current_data, 0,
5047 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
5051 if (opj_stream_write_data(p_stream,
5052 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
5053 p_manager) != l_rgn_size) {
5060 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
5061 opj_stream_private_t *p_stream,
5062 opj_event_mgr_t * p_manager
5066 assert(p_j2k != 00);
5067 assert(p_manager != 00);
5068 assert(p_stream != 00);
5070 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
5071 J2K_MS_EOC, 2); /* EOC */
5075 /* update markers struct */
5077 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
5079 #endif /* USE_JPWL */
5081 if (opj_stream_write_data(p_stream,
5082 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
5086 if (! opj_stream_flush(p_stream, p_manager)) {
5094 * Reads a RGN marker (Region Of Interest)
5096 * @param p_header_data the data contained in the POC box.
5097 * @param p_j2k the jpeg2000 codec.
5098 * @param p_header_size the size of the data contained in the POC marker.
5099 * @param p_manager the user event manager.
5101 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
5102 OPJ_BYTE * p_header_data,
5103 OPJ_UINT32 p_header_size,
5104 opj_event_mgr_t * p_manager
5107 OPJ_UINT32 l_nb_comp;
5108 opj_image_t * l_image = 00;
5110 opj_cp_t *l_cp = 00;
5111 opj_tcp_t *l_tcp = 00;
5112 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
5115 assert(p_header_data != 00);
5116 assert(p_j2k != 00);
5117 assert(p_manager != 00);
5119 l_image = p_j2k->m_private_image;
5120 l_nb_comp = l_image->numcomps;
5122 if (l_nb_comp <= 256) {
5128 if (p_header_size != 2 + l_comp_room) {
5129 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
5133 l_cp = &(p_j2k->m_cp);
5134 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
5135 &l_cp->tcps[p_j2k->m_current_tile_number] :
5136 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5138 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
5139 p_header_data += l_comp_room;
5140 opj_read_bytes(p_header_data, &l_roi_sty,
5145 if (l_cp->correct) {
5146 /* totlen is negative or larger than the bytes left!!! */
5147 if (l_comp_room >= l_nb_comp) {
5148 opj_event_msg(p_manager, EVT_ERROR,
5149 "JPWL: bad component number in RGN (%d when there are only %d)\n",
5150 l_comp_room, l_nb_comp);
5152 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
5157 #endif /* USE_JPWL */
5159 /* testcase 3635.pdf.asan.77.2930 */
5160 if (l_comp_no >= l_nb_comp) {
5161 opj_event_msg(p_manager, EVT_ERROR,
5162 "bad component number in RGN (%d when there are only %d)\n",
5163 l_comp_no, l_nb_comp);
5167 opj_read_bytes(p_header_data,
5168 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
5175 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
5177 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
5180 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
5186 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
5187 opj_stream_private_t *p_stream,
5188 opj_event_mgr_t * p_manager)
5190 opj_cp_t * l_cp = 00;
5191 opj_image_t * l_image = 00;
5192 opj_tcp_t * l_tcp = 00;
5193 opj_image_comp_t * l_img_comp = 00;
5196 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
5197 OPJ_FLOAT32 * l_rates = 0;
5198 OPJ_FLOAT32 l_sot_remove;
5199 OPJ_UINT32 l_bits_empty, l_size_pixel;
5200 OPJ_UINT32 l_tile_size = 0;
5201 OPJ_UINT32 l_last_res;
5202 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
5205 assert(p_j2k != 00);
5206 assert(p_manager != 00);
5207 assert(p_stream != 00);
5209 OPJ_UNUSED(p_manager);
5211 l_cp = &(p_j2k->m_cp);
5212 l_image = p_j2k->m_private_image;
5215 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5216 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5217 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5218 l_cp->th * l_cp->tw);
5220 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5221 l_tp_stride_func = opj_j2k_get_tp_stride;
5223 l_tp_stride_func = opj_j2k_get_default_stride;
5226 for (i = 0; i < l_cp->th; ++i) {
5227 for (j = 0; j < l_cp->tw; ++j) {
5228 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5229 (OPJ_FLOAT32)l_tcp->numlayers;
5231 /* 4 borders of the tile rescale on the image if necessary */
5232 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5233 (OPJ_INT32)l_image->x0);
5234 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5235 (OPJ_INT32)l_image->y0);
5236 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5237 (OPJ_INT32)l_image->x1);
5238 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5239 (OPJ_INT32)l_image->y1);
5241 l_rates = l_tcp->rates;
5243 /* Modification of the RATE >> */
5244 if (*l_rates > 0.0f) {
5245 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5246 (OPJ_UINT32)(l_y1 - l_y0)))
5248 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5256 for (k = 1; k < l_tcp->numlayers; ++k) {
5257 if (*l_rates > 0.0f) {
5258 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5259 (OPJ_UINT32)(l_y1 - l_y0)))
5261 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5277 for (i = 0; i < l_cp->th; ++i) {
5278 for (j = 0; j < l_cp->tw; ++j) {
5279 l_rates = l_tcp->rates;
5281 if (*l_rates > 0.0f) {
5282 *l_rates -= l_sot_remove;
5284 if (*l_rates < 30.0f) {
5291 l_last_res = l_tcp->numlayers - 1;
5293 for (k = 1; k < l_last_res; ++k) {
5295 if (*l_rates > 0.0f) {
5296 *l_rates -= l_sot_remove;
5298 if (*l_rates < * (l_rates - 1) + 10.0f) {
5299 *l_rates = (*(l_rates - 1)) + 20.0f;
5306 if (*l_rates > 0.0f) {
5307 *l_rates -= (l_sot_remove + 2.f);
5309 if (*l_rates < * (l_rates - 1) + 10.0f) {
5310 *l_rates = (*(l_rates - 1)) + 20.0f;
5318 l_img_comp = l_image->comps;
5321 for (i = 0; i < l_image->numcomps; ++i) {
5322 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5324 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5332 /* TODO: where does this magic value come from ? */
5333 /* This used to be 1.3 / 8, but with random data and very small code */
5334 /* block sizes, this is not enough. For example with */
5335 /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
5336 /* TODO revise this to take into account the overhead linked to the */
5337 /* number of packets and number of code blocks in packets */
5338 l_tile_size = (OPJ_UINT32)(l_tile_size * 1.4 / 8);
5340 /* Arbitrary amount to make the following work: */
5341 /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
5344 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5346 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5347 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5348 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5349 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5353 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
5354 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5355 (OPJ_BYTE *) opj_malloc(5 *
5356 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5357 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5361 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5362 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5369 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5370 opj_stream_private_t *p_stream,
5371 opj_event_mgr_t * p_manager)
5374 opj_tcd_t * l_tcd = 00;
5375 OPJ_UINT32 l_nb_tiles;
5376 opj_tcp_t * l_tcp = 00;
5380 assert(p_j2k != 00);
5381 assert(p_manager != 00);
5382 assert(p_stream != 00);
5384 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5385 l_tcp = p_j2k->m_cp.tcps;
5387 l_tcd = opj_tcd_create(OPJ_TRUE);
5389 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5393 for (i = 0; i < l_nb_tiles; ++i) {
5394 if (l_tcp->m_data) {
5395 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5396 opj_tcd_destroy(l_tcd);
5397 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5401 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5406 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5411 opj_j2k_tcp_destroy(l_tcp);
5415 opj_tcd_destroy(l_tcd);
5420 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5421 struct opj_stream_private *p_stream,
5422 struct opj_event_mgr * p_manager)
5425 assert(p_j2k != 00);
5426 assert(p_manager != 00);
5427 assert(p_stream != 00);
5429 OPJ_UNUSED(p_manager);
5431 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5436 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5437 struct opj_stream_private *p_stream,
5438 struct opj_event_mgr * p_manager)
5441 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5442 opj_mct_data_t * l_mct_record;
5446 assert(p_j2k != 00);
5447 assert(p_stream != 00);
5448 assert(p_manager != 00);
5450 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5454 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5455 l_mct_record = l_tcp->m_mct_records;
5457 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5459 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5466 l_mcc_record = l_tcp->m_mcc_records;
5468 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5470 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5477 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5484 static OPJ_BOOL opj_j2k_write_all_coc(
5486 struct opj_stream_private *p_stream,
5487 struct opj_event_mgr * p_manager)
5492 assert(p_j2k != 00);
5493 assert(p_manager != 00);
5494 assert(p_stream != 00);
5496 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5497 /* cod is first component of first tile */
5498 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5499 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5508 static OPJ_BOOL opj_j2k_write_all_qcc(
5510 struct opj_stream_private *p_stream,
5511 struct opj_event_mgr * p_manager)
5516 assert(p_j2k != 00);
5517 assert(p_manager != 00);
5518 assert(p_stream != 00);
5520 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5521 /* qcd is first component of first tile */
5522 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5523 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5531 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5532 struct opj_stream_private *p_stream,
5533 struct opj_event_mgr * p_manager)
5536 const opj_tccp_t *l_tccp = 00;
5539 assert(p_j2k != 00);
5540 assert(p_manager != 00);
5541 assert(p_stream != 00);
5543 l_tccp = p_j2k->m_cp.tcps->tccps;
5545 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5546 if (l_tccp->roishift) {
5548 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5549 p_stream, p_manager)) {
5560 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5561 struct opj_stream_private *p_stream,
5562 struct opj_event_mgr * p_manager)
5564 opj_codestream_index_t * l_cstr_index = 00;
5567 assert(p_j2k != 00);
5568 assert(p_manager != 00);
5569 assert(p_stream != 00);
5571 OPJ_UNUSED(p_manager);
5573 l_cstr_index = p_j2k->cstr_index;
5575 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5577 /* The following adjustment is done to adjust the codestream size */
5578 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5579 /* the first bunch of bytes is not in the codestream */
5580 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5585 /* preparation of JPWL marker segments */
5589 /* encode according to JPWL */
5590 jpwl_encode(p_j2k, p_stream, image);
5594 assert(0 && "TODO");
5595 #endif /* USE_JPWL */
5600 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5601 opj_stream_private_t *p_stream,
5602 OPJ_UINT32 *output_marker,
5603 opj_event_mgr_t * p_manager
5606 OPJ_UINT32 l_unknown_marker;
5607 const opj_dec_memory_marker_handler_t * l_marker_handler;
5608 OPJ_UINT32 l_size_unk = 2;
5611 assert(p_j2k != 00);
5612 assert(p_manager != 00);
5613 assert(p_stream != 00);
5615 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5618 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5619 if (opj_stream_read_data(p_stream,
5620 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5621 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5625 /* read 2 bytes as the new marker ID*/
5626 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5627 &l_unknown_marker, 2);
5629 if (!(l_unknown_marker < 0xff00)) {
5631 /* Get the marker handler from the marker ID*/
5632 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5634 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5635 opj_event_msg(p_manager, EVT_ERROR,
5636 "Marker is not compliant with its position\n");
5639 if (l_marker_handler->id != J2K_MS_UNK) {
5640 /* Add the marker to the codestream index*/
5641 if (l_marker_handler->id != J2K_MS_SOT) {
5642 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5643 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5645 if (res == OPJ_FALSE) {
5646 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5650 break; /* next marker is known and well located */
5658 *output_marker = l_marker_handler->id ;
5663 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5664 opj_mct_data_t * p_mct_record,
5665 struct opj_stream_private *p_stream,
5666 struct opj_event_mgr * p_manager)
5668 OPJ_UINT32 l_mct_size;
5669 OPJ_BYTE * l_current_data = 00;
5673 assert(p_j2k != 00);
5674 assert(p_manager != 00);
5675 assert(p_stream != 00);
5677 l_mct_size = 10 + p_mct_record->m_data_size;
5679 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5680 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5681 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5682 if (! new_header_tile_data) {
5683 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5684 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5685 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5686 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5689 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5690 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5693 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5695 opj_write_bytes(l_current_data, J2K_MS_MCT,
5697 l_current_data += 2;
5699 opj_write_bytes(l_current_data, l_mct_size - 2,
5701 l_current_data += 2;
5703 opj_write_bytes(l_current_data, 0,
5705 l_current_data += 2;
5707 /* only one marker atm */
5708 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5709 (p_mct_record->m_element_type << 10);
5711 opj_write_bytes(l_current_data, l_tmp, 2);
5712 l_current_data += 2;
5714 opj_write_bytes(l_current_data, 0,
5716 l_current_data += 2;
5718 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5720 if (opj_stream_write_data(p_stream,
5721 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5722 p_manager) != l_mct_size) {
5730 * Reads a MCT marker (Multiple Component Transform)
5732 * @param p_header_data the data contained in the MCT box.
5733 * @param p_j2k the jpeg2000 codec.
5734 * @param p_header_size the size of the data contained in the MCT marker.
5735 * @param p_manager the user event manager.
5737 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5738 OPJ_BYTE * p_header_data,
5739 OPJ_UINT32 p_header_size,
5740 opj_event_mgr_t * p_manager
5744 opj_tcp_t *l_tcp = 00;
5747 opj_mct_data_t * l_mct_data;
5750 assert(p_header_data != 00);
5751 assert(p_j2k != 00);
5753 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5754 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5755 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5757 if (p_header_size < 2) {
5758 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5763 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5766 opj_event_msg(p_manager, EVT_WARNING,
5767 "Cannot take in charge mct data within multiple MCT records\n");
5771 if (p_header_size <= 6) {
5772 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5776 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5777 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5780 l_indix = l_tmp & 0xff;
5781 l_mct_data = l_tcp->m_mct_records;
5783 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5784 if (l_mct_data->m_index == l_indix) {
5791 if (i == l_tcp->m_nb_mct_records) {
5792 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5793 opj_mct_data_t *new_mct_records;
5794 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5796 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5797 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5798 if (! new_mct_records) {
5799 opj_free(l_tcp->m_mct_records);
5800 l_tcp->m_mct_records = NULL;
5801 l_tcp->m_nb_max_mct_records = 0;
5802 l_tcp->m_nb_mct_records = 0;
5803 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5807 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5808 * to point to the new addresses */
5809 if (new_mct_records != l_tcp->m_mct_records) {
5810 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5811 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5812 &(l_tcp->m_mcc_records[i]);
5813 if (l_mcc_record->m_decorrelation_array) {
5814 l_mcc_record->m_decorrelation_array =
5816 (l_mcc_record->m_decorrelation_array -
5817 l_tcp->m_mct_records);
5819 if (l_mcc_record->m_offset_array) {
5820 l_mcc_record->m_offset_array =
5822 (l_mcc_record->m_offset_array -
5823 l_tcp->m_mct_records);
5828 l_tcp->m_mct_records = new_mct_records;
5829 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5830 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5831 sizeof(opj_mct_data_t));
5834 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5835 ++l_tcp->m_nb_mct_records;
5838 if (l_mct_data->m_data) {
5839 opj_free(l_mct_data->m_data);
5840 l_mct_data->m_data = 00;
5841 l_mct_data->m_data_size = 0;
5844 l_mct_data->m_index = l_indix;
5845 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5846 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5848 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5851 opj_event_msg(p_manager, EVT_WARNING,
5852 "Cannot take in charge multiple MCT markers\n");
5858 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5859 if (! l_mct_data->m_data) {
5860 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5863 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5865 l_mct_data->m_data_size = p_header_size;
5870 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5871 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5872 struct opj_stream_private *p_stream,
5873 struct opj_event_mgr * p_manager)
5876 OPJ_UINT32 l_mcc_size;
5877 OPJ_BYTE * l_current_data = 00;
5878 OPJ_UINT32 l_nb_bytes_for_comp;
5883 assert(p_j2k != 00);
5884 assert(p_manager != 00);
5885 assert(p_stream != 00);
5887 if (p_mcc_record->m_nb_comps > 255) {
5888 l_nb_bytes_for_comp = 2;
5891 l_nb_bytes_for_comp = 1;
5895 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5896 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5897 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5898 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5899 if (! new_header_tile_data) {
5900 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5901 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5902 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5903 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5906 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5907 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5910 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5912 opj_write_bytes(l_current_data, J2K_MS_MCC,
5914 l_current_data += 2;
5916 opj_write_bytes(l_current_data, l_mcc_size - 2,
5918 l_current_data += 2;
5921 opj_write_bytes(l_current_data, 0,
5923 l_current_data += 2;
5925 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5926 1); /* Imcc -> no need for other values, take the first */
5929 /* only one marker atm */
5930 opj_write_bytes(l_current_data, 0,
5932 l_current_data += 2;
5934 opj_write_bytes(l_current_data, 1,
5935 2); /* Qmcc -> number of collections -> 1 */
5936 l_current_data += 2;
5938 opj_write_bytes(l_current_data, 0x1,
5939 1); /* Xmcci type of component transformation -> array based decorrelation */
5942 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5943 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5944 l_current_data += 2;
5946 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5947 opj_write_bytes(l_current_data, i,
5948 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5949 l_current_data += l_nb_bytes_for_comp;
5952 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5953 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5954 l_current_data += 2;
5956 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5957 opj_write_bytes(l_current_data, i,
5958 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5959 l_current_data += l_nb_bytes_for_comp;
5962 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5964 if (p_mcc_record->m_decorrelation_array) {
5965 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5968 if (p_mcc_record->m_offset_array) {
5969 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5972 opj_write_bytes(l_current_data, l_tmcc,
5973 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5974 l_current_data += 3;
5976 if (opj_stream_write_data(p_stream,
5977 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5978 p_manager) != l_mcc_size) {
5985 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5986 OPJ_BYTE * p_header_data,
5987 OPJ_UINT32 p_header_size,
5988 opj_event_mgr_t * p_manager)
5994 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5995 opj_mct_data_t * l_mct_data;
5996 OPJ_UINT32 l_nb_collections;
5997 OPJ_UINT32 l_nb_comps;
5998 OPJ_UINT32 l_nb_bytes_by_comp;
5999 OPJ_BOOL l_new_mcc = OPJ_FALSE;
6002 assert(p_header_data != 00);
6003 assert(p_j2k != 00);
6004 assert(p_manager != 00);
6006 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6007 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6008 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6010 if (p_header_size < 2) {
6011 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6016 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
6019 opj_event_msg(p_manager, EVT_WARNING,
6020 "Cannot take in charge multiple data spanning\n");
6024 if (p_header_size < 7) {
6025 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6029 opj_read_bytes(p_header_data, &l_indix,
6030 1); /* Imcc -> no need for other values, take the first */
6033 l_mcc_record = l_tcp->m_mcc_records;
6035 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6036 if (l_mcc_record->m_index == l_indix) {
6043 if (i == l_tcp->m_nb_mcc_records) {
6044 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
6045 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6046 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
6048 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6049 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
6050 opj_simple_mcc_decorrelation_data_t));
6051 if (! new_mcc_records) {
6052 opj_free(l_tcp->m_mcc_records);
6053 l_tcp->m_mcc_records = NULL;
6054 l_tcp->m_nb_max_mcc_records = 0;
6055 l_tcp->m_nb_mcc_records = 0;
6056 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
6059 l_tcp->m_mcc_records = new_mcc_records;
6060 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
6061 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
6062 * sizeof(opj_simple_mcc_decorrelation_data_t));
6064 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
6065 l_new_mcc = OPJ_TRUE;
6067 l_mcc_record->m_index = l_indix;
6069 /* only one marker atm */
6070 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
6073 opj_event_msg(p_manager, EVT_WARNING,
6074 "Cannot take in charge multiple data spanning\n");
6078 opj_read_bytes(p_header_data, &l_nb_collections,
6079 2); /* Qmcc -> number of collections -> 1 */
6082 if (l_nb_collections > 1) {
6083 opj_event_msg(p_manager, EVT_WARNING,
6084 "Cannot take in charge multiple collections\n");
6090 for (i = 0; i < l_nb_collections; ++i) {
6091 if (p_header_size < 3) {
6092 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6096 opj_read_bytes(p_header_data, &l_tmp,
6097 1); /* Xmcci type of component transformation -> array based decorrelation */
6101 opj_event_msg(p_manager, EVT_WARNING,
6102 "Cannot take in charge collections other than array decorrelation\n");
6106 opj_read_bytes(p_header_data, &l_nb_comps, 2);
6111 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
6112 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
6114 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
6115 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6119 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
6121 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
6122 opj_read_bytes(p_header_data, &l_tmp,
6123 l_nb_bytes_by_comp); /* Cmccij Component offset*/
6124 p_header_data += l_nb_bytes_by_comp;
6127 opj_event_msg(p_manager, EVT_WARNING,
6128 "Cannot take in charge collections with indix shuffle\n");
6133 opj_read_bytes(p_header_data, &l_nb_comps, 2);
6136 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
6137 l_nb_comps &= 0x7fff;
6139 if (l_nb_comps != l_mcc_record->m_nb_comps) {
6140 opj_event_msg(p_manager, EVT_WARNING,
6141 "Cannot take in charge collections without same number of indixes\n");
6145 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
6146 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6150 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
6152 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
6153 opj_read_bytes(p_header_data, &l_tmp,
6154 l_nb_bytes_by_comp); /* Wmccij Component offset*/
6155 p_header_data += l_nb_bytes_by_comp;
6158 opj_event_msg(p_manager, EVT_WARNING,
6159 "Cannot take in charge collections with indix shuffle\n");
6164 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
6167 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
6168 l_mcc_record->m_decorrelation_array = 00;
6169 l_mcc_record->m_offset_array = 00;
6171 l_indix = l_tmp & 0xff;
6173 l_mct_data = l_tcp->m_mct_records;
6174 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6175 if (l_mct_data->m_index == l_indix) {
6176 l_mcc_record->m_decorrelation_array = l_mct_data;
6182 if (l_mcc_record->m_decorrelation_array == 00) {
6183 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6188 l_indix = (l_tmp >> 8) & 0xff;
6190 l_mct_data = l_tcp->m_mct_records;
6191 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6192 if (l_mct_data->m_index == l_indix) {
6193 l_mcc_record->m_offset_array = l_mct_data;
6199 if (l_mcc_record->m_offset_array == 00) {
6200 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6206 if (p_header_size != 0) {
6207 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6212 ++l_tcp->m_nb_mcc_records;
6218 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
6219 struct opj_stream_private *p_stream,
6220 struct opj_event_mgr * p_manager
6223 OPJ_BYTE * l_current_data = 00;
6224 OPJ_UINT32 l_mco_size;
6225 opj_tcp_t * l_tcp = 00;
6226 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6230 assert(p_j2k != 00);
6231 assert(p_manager != 00);
6232 assert(p_stream != 00);
6234 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6236 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6237 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6239 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6240 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6241 if (! new_header_tile_data) {
6242 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6243 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6244 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6245 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6248 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6249 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6251 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6254 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6255 l_current_data += 2;
6257 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6258 l_current_data += 2;
6260 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6261 1); /* Nmco : only one transform stage*/
6264 l_mcc_record = l_tcp->m_mcc_records;
6265 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6266 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6267 1); /* Imco -> use the mcc indicated by 1*/
6272 if (opj_stream_write_data(p_stream,
6273 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6274 p_manager) != l_mco_size) {
6282 * Reads a MCO marker (Multiple Component Transform Ordering)
6284 * @param p_header_data the data contained in the MCO box.
6285 * @param p_j2k the jpeg2000 codec.
6286 * @param p_header_size the size of the data contained in the MCO marker.
6287 * @param p_manager the user event manager.
6289 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6290 OPJ_BYTE * p_header_data,
6291 OPJ_UINT32 p_header_size,
6292 opj_event_mgr_t * p_manager
6295 OPJ_UINT32 l_tmp, i;
6296 OPJ_UINT32 l_nb_stages;
6298 opj_tccp_t * l_tccp;
6299 opj_image_t * l_image;
6302 assert(p_header_data != 00);
6303 assert(p_j2k != 00);
6304 assert(p_manager != 00);
6306 l_image = p_j2k->m_private_image;
6307 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6308 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6309 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6311 if (p_header_size < 1) {
6312 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6316 opj_read_bytes(p_header_data, &l_nb_stages,
6317 1); /* Nmco : only one transform stage*/
6320 if (l_nb_stages > 1) {
6321 opj_event_msg(p_manager, EVT_WARNING,
6322 "Cannot take in charge multiple transformation stages.\n");
6326 if (p_header_size != l_nb_stages + 1) {
6327 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6331 l_tccp = l_tcp->tccps;
6333 for (i = 0; i < l_image->numcomps; ++i) {
6334 l_tccp->m_dc_level_shift = 0;
6338 if (l_tcp->m_mct_decoding_matrix) {
6339 opj_free(l_tcp->m_mct_decoding_matrix);
6340 l_tcp->m_mct_decoding_matrix = 00;
6343 for (i = 0; i < l_nb_stages; ++i) {
6344 opj_read_bytes(p_header_data, &l_tmp, 1);
6347 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6355 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6359 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6360 opj_mct_data_t * l_deco_array, * l_offset_array;
6361 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6362 OPJ_UINT32 l_nb_elem;
6363 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6364 opj_tccp_t * l_tccp;
6367 assert(p_tcp != 00);
6369 l_mcc_record = p_tcp->m_mcc_records;
6371 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6372 if (l_mcc_record->m_index == p_index) {
6377 if (i == p_tcp->m_nb_mcc_records) {
6378 /** element discarded **/
6382 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6383 /** do not support number of comps != image */
6387 l_deco_array = l_mcc_record->m_decorrelation_array;
6390 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6391 * p_image->numcomps;
6392 if (l_deco_array->m_data_size != l_data_size) {
6396 l_nb_elem = p_image->numcomps * p_image->numcomps;
6397 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6398 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6400 if (! p_tcp->m_mct_decoding_matrix) {
6404 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6405 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6408 l_offset_array = l_mcc_record->m_offset_array;
6410 if (l_offset_array) {
6411 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6413 if (l_offset_array->m_data_size != l_data_size) {
6417 l_nb_elem = p_image->numcomps;
6418 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6419 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6421 if (! l_offset_data) {
6425 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6426 l_offset_array->m_data, l_offset_data, l_nb_elem);
6428 l_tccp = p_tcp->tccps;
6429 l_current_offset_data = l_offset_data;
6431 for (i = 0; i < p_image->numcomps; ++i) {
6432 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6436 opj_free(l_offset_data);
6442 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6443 struct opj_stream_private *p_stream,
6444 struct opj_event_mgr * p_manager)
6447 OPJ_UINT32 l_cbd_size;
6448 OPJ_BYTE * l_current_data = 00;
6449 opj_image_t *l_image = 00;
6450 opj_image_comp_t * l_comp = 00;
6453 assert(p_j2k != 00);
6454 assert(p_manager != 00);
6455 assert(p_stream != 00);
6457 l_image = p_j2k->m_private_image;
6458 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6460 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6461 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6462 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6463 if (! new_header_tile_data) {
6464 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6465 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6466 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6467 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6470 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6471 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6474 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6476 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6477 l_current_data += 2;
6479 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6480 l_current_data += 2;
6482 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6483 l_current_data += 2;
6485 l_comp = l_image->comps;
6487 for (i = 0; i < l_image->numcomps; ++i) {
6488 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6489 1); /* Component bit depth */
6495 if (opj_stream_write_data(p_stream,
6496 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6497 p_manager) != l_cbd_size) {
6505 * Reads a CBD marker (Component bit depth definition)
6506 * @param p_header_data the data contained in the CBD box.
6507 * @param p_j2k the jpeg2000 codec.
6508 * @param p_header_size the size of the data contained in the CBD marker.
6509 * @param p_manager the user event manager.
6511 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6512 OPJ_BYTE * p_header_data,
6513 OPJ_UINT32 p_header_size,
6514 opj_event_mgr_t * p_manager
6517 OPJ_UINT32 l_nb_comp, l_num_comp;
6518 OPJ_UINT32 l_comp_def;
6520 opj_image_comp_t * l_comp = 00;
6523 assert(p_header_data != 00);
6524 assert(p_j2k != 00);
6525 assert(p_manager != 00);
6527 l_num_comp = p_j2k->m_private_image->numcomps;
6529 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6530 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6534 opj_read_bytes(p_header_data, &l_nb_comp,
6538 if (l_nb_comp != l_num_comp) {
6539 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6543 l_comp = p_j2k->m_private_image->comps;
6544 for (i = 0; i < l_num_comp; ++i) {
6545 opj_read_bytes(p_header_data, &l_comp_def,
6546 1); /* Component bit depth */
6548 l_comp->sgnd = (l_comp_def >> 7) & 1;
6549 l_comp->prec = (l_comp_def & 0x7f) + 1;
6551 if (l_comp->prec > 31) {
6552 opj_event_msg(p_manager, EVT_ERROR,
6553 "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
6563 /* ----------------------------------------------------------------------- */
6564 /* J2K / JPT decoder interface */
6565 /* ----------------------------------------------------------------------- */
6567 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6569 if (j2k && parameters) {
6570 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6571 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6573 j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
6575 j2k->m_cp.correct = parameters->jpwl_correct;
6576 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6577 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6578 #endif /* USE_JPWL */
6582 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6584 /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */
6586 if (opj_has_thread_support() && j2k->m_tcd == NULL) {
6587 opj_thread_pool_destroy(j2k->m_tp);
6589 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6590 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6592 if (j2k->m_tp == NULL) {
6593 j2k->m_tp = opj_thread_pool_create(0);
6601 static int opj_j2k_get_default_thread_count()
6603 const char* num_threads_str = getenv("OPJ_NUM_THREADS");
6607 if (num_threads_str == NULL || !opj_has_thread_support()) {
6610 num_cpus = opj_get_num_cpus();
6611 if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
6614 if (num_cpus == 0) {
6617 num_threads = atoi(num_threads_str);
6618 if (num_threads < 0) {
6620 } else if (num_threads > 2 * num_cpus) {
6621 num_threads = 2 * num_cpus;
6626 /* ----------------------------------------------------------------------- */
6627 /* J2K encoder interface */
6628 /* ----------------------------------------------------------------------- */
6630 opj_j2k_t* opj_j2k_create_compress(void)
6632 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6638 l_j2k->m_is_decoder = 0;
6639 l_j2k->m_cp.m_is_decoder = 0;
6641 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6642 OPJ_J2K_DEFAULT_HEADER_SIZE);
6643 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6644 opj_j2k_destroy(l_j2k);
6648 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6649 OPJ_J2K_DEFAULT_HEADER_SIZE;
6651 /* validation list creation*/
6652 l_j2k->m_validation_list = opj_procedure_list_create();
6653 if (! l_j2k->m_validation_list) {
6654 opj_j2k_destroy(l_j2k);
6658 /* execution list creation*/
6659 l_j2k->m_procedure_list = opj_procedure_list_create();
6660 if (! l_j2k->m_procedure_list) {
6661 opj_j2k_destroy(l_j2k);
6665 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6667 l_j2k->m_tp = opj_thread_pool_create(0);
6670 opj_j2k_destroy(l_j2k);
6677 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6683 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6685 POC[0].prg1 = OPJ_CPRL;
6687 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6690 POC[1].resno1 = (OPJ_UINT32)numres;
6692 POC[1].prg1 = OPJ_CPRL;
6696 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6697 opj_image_t *image, opj_event_mgr_t *p_manager)
6699 /* Configure cinema parameters */
6703 parameters->tile_size_on = OPJ_FALSE;
6704 parameters->cp_tdx = 1;
6705 parameters->cp_tdy = 1;
6707 /* One tile part for each component */
6708 parameters->tp_flag = 'C';
6709 parameters->tp_on = 1;
6711 /* Tile and Image shall be at (0,0) */
6712 parameters->cp_tx0 = 0;
6713 parameters->cp_ty0 = 0;
6714 parameters->image_offset_x0 = 0;
6715 parameters->image_offset_y0 = 0;
6717 /* Codeblock size= 32*32 */
6718 parameters->cblockw_init = 32;
6719 parameters->cblockh_init = 32;
6721 /* Codeblock style: no mode switch enabled */
6722 parameters->mode = 0;
6725 parameters->roi_compno = -1;
6727 /* No subsampling */
6728 parameters->subsampling_dx = 1;
6729 parameters->subsampling_dy = 1;
6732 parameters->irreversible = 1;
6734 /* Number of layers */
6735 if (parameters->tcp_numlayers > 1) {
6736 opj_event_msg(p_manager, EVT_WARNING,
6737 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6738 "1 single quality layer"
6739 "-> Number of layers forced to 1 (rather than %d)\n"
6740 "-> Rate of the last layer (%3.1f) will be used",
6741 parameters->tcp_numlayers,
6742 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6743 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6744 parameters->tcp_numlayers = 1;
6747 /* Resolution levels */
6748 switch (parameters->rsiz) {
6749 case OPJ_PROFILE_CINEMA_2K:
6750 if (parameters->numresolution > 6) {
6751 opj_event_msg(p_manager, EVT_WARNING,
6752 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6753 "Number of decomposition levels <= 5\n"
6754 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6755 parameters->numresolution + 1);
6756 parameters->numresolution = 6;
6759 case OPJ_PROFILE_CINEMA_4K:
6760 if (parameters->numresolution < 2) {
6761 opj_event_msg(p_manager, EVT_WARNING,
6762 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6763 "Number of decomposition levels >= 1 && <= 6\n"
6764 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6765 parameters->numresolution + 1);
6766 parameters->numresolution = 1;
6767 } else if (parameters->numresolution > 7) {
6768 opj_event_msg(p_manager, EVT_WARNING,
6769 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6770 "Number of decomposition levels >= 1 && <= 6\n"
6771 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6772 parameters->numresolution + 1);
6773 parameters->numresolution = 7;
6781 parameters->csty |= J2K_CP_CSTY_PRT;
6782 if (parameters->numresolution == 1) {
6783 parameters->res_spec = 1;
6784 parameters->prcw_init[0] = 128;
6785 parameters->prch_init[0] = 128;
6787 parameters->res_spec = parameters->numresolution - 1;
6788 for (i = 0; i < parameters->res_spec; i++) {
6789 parameters->prcw_init[i] = 256;
6790 parameters->prch_init[i] = 256;
6794 /* The progression order shall be CPRL */
6795 parameters->prog_order = OPJ_CPRL;
6797 /* Progression order changes for 4K, disallowed for 2K */
6798 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6799 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6800 parameters->numresolution);
6802 parameters->numpocs = 0;
6805 /* Limited bit-rate */
6806 parameters->cp_disto_alloc = 1;
6807 if (parameters->max_cs_size <= 0) {
6808 /* No rate has been introduced, 24 fps is assumed */
6809 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6810 opj_event_msg(p_manager, EVT_WARNING,
6811 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6812 "Maximum 1302083 compressed bytes @ 24fps\n"
6813 "As no rate has been given, this limit will be used.\n");
6814 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6815 opj_event_msg(p_manager, EVT_WARNING,
6816 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6817 "Maximum 1302083 compressed bytes @ 24fps\n"
6818 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6819 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6822 if (parameters->max_comp_size <= 0) {
6823 /* No rate has been introduced, 24 fps is assumed */
6824 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6825 opj_event_msg(p_manager, EVT_WARNING,
6826 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6827 "Maximum 1041666 compressed bytes @ 24fps\n"
6828 "As no rate has been given, this limit will be used.\n");
6829 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6830 opj_event_msg(p_manager, EVT_WARNING,
6831 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6832 "Maximum 1041666 compressed bytes @ 24fps\n"
6833 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6834 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6837 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6838 image->comps[0].h * image->comps[0].prec) /
6839 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6840 image->comps[0].dy);
6844 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6845 opj_event_mgr_t *p_manager)
6849 /* Number of components */
6850 if (image->numcomps != 3) {
6851 opj_event_msg(p_manager, EVT_WARNING,
6852 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6854 "-> Number of components of input image (%d) is not compliant\n"
6855 "-> Non-profile-3 codestream will be generated\n",
6861 for (i = 0; i < image->numcomps; i++) {
6862 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6863 char signed_str[] = "signed";
6864 char unsigned_str[] = "unsigned";
6865 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6866 opj_event_msg(p_manager, EVT_WARNING,
6867 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6868 "Precision of each component shall be 12 bits unsigned"
6869 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6870 "-> Non-profile-3 codestream will be generated\n",
6871 i, image->comps[i].bpp, tmp_str);
6878 case OPJ_PROFILE_CINEMA_2K:
6879 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6880 opj_event_msg(p_manager, EVT_WARNING,
6881 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6882 "width <= 2048 and height <= 1080\n"
6883 "-> Input image size %d x %d is not compliant\n"
6884 "-> Non-profile-3 codestream will be generated\n",
6885 image->comps[0].w, image->comps[0].h);
6889 case OPJ_PROFILE_CINEMA_4K:
6890 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6891 opj_event_msg(p_manager, EVT_WARNING,
6892 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6893 "width <= 4096 and height <= 2160\n"
6894 "-> Image size %d x %d is not compliant\n"
6895 "-> Non-profile-4 codestream will be generated\n",
6896 image->comps[0].w, image->comps[0].h);
6907 static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters,
6910 /* Decomposition levels */
6911 const OPJ_UINT16 rsiz = parameters->rsiz;
6912 const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
6913 const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
6914 parameters->cp_tdx : image->x1;
6916 case OPJ_PROFILE_IMF_2K:
6918 case OPJ_PROFILE_IMF_4K:
6920 case OPJ_PROFILE_IMF_8K:
6922 case OPJ_PROFILE_IMF_2K_R: {
6923 if (XTsiz >= 2048) {
6925 } else if (XTsiz >= 1024) {
6930 case OPJ_PROFILE_IMF_4K_R: {
6931 if (XTsiz >= 4096) {
6933 } else if (XTsiz >= 2048) {
6935 } else if (XTsiz >= 1024) {
6940 case OPJ_PROFILE_IMF_8K_R: {
6941 if (XTsiz >= 8192) {
6943 } else if (XTsiz >= 4096) {
6945 } else if (XTsiz >= 2048) {
6947 } else if (XTsiz >= 1024) {
6958 static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
6959 opj_image_t *image, opj_event_mgr_t *p_manager)
6961 const OPJ_UINT16 rsiz = parameters->rsiz;
6962 const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
6964 OPJ_UNUSED(p_manager);
6966 /* Override defaults set by opj_set_default_encoder_parameters */
6967 if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW &&
6968 parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) {
6969 parameters->cblockw_init = 32;
6970 parameters->cblockh_init = 32;
6973 /* One tile part for each component */
6974 parameters->tp_flag = 'C';
6975 parameters->tp_on = 1;
6977 if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) {
6978 parameters->prog_order = OPJ_CPRL;
6981 if (profile == OPJ_PROFILE_IMF_2K ||
6982 profile == OPJ_PROFILE_IMF_4K ||
6983 profile == OPJ_PROFILE_IMF_8K) {
6985 parameters->irreversible = 1;
6988 /* Adjust the number of resolutions if set to its defaults */
6989 if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION &&
6992 const int max_NL = opj_j2k_get_imf_max_NL(parameters, image);
6993 if (max_NL >= 0 && parameters->numresolution > max_NL) {
6994 parameters->numresolution = max_NL + 1;
6997 /* Note: below is generic logic */
6998 if (!parameters->tile_size_on) {
6999 while (parameters->numresolution > 0) {
7000 if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
7001 parameters->numresolution --;
7004 if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
7005 parameters->numresolution --;
7013 /* Set defaults precincts */
7014 if (parameters->csty == 0) {
7015 parameters->csty |= J2K_CP_CSTY_PRT;
7016 if (parameters->numresolution == 1) {
7017 parameters->res_spec = 1;
7018 parameters->prcw_init[0] = 128;
7019 parameters->prch_init[0] = 128;
7022 parameters->res_spec = parameters->numresolution - 1;
7023 for (i = 0; i < parameters->res_spec; i++) {
7024 parameters->prcw_init[i] = 256;
7025 parameters->prch_init[i] = 256;
7031 /* Table A.53 from JPEG2000 standard */
7032 static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = {
7033 15, /* unspecified */
7047 static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
7049 opj_event_mgr_t *p_manager)
7052 const OPJ_UINT16 rsiz = parameters->rsiz;
7053 const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
7054 const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz);
7055 const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz);
7056 const int NL = parameters->numresolution - 1;
7057 const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
7058 parameters->cp_tdx : image->x1;
7059 OPJ_BOOL ret = OPJ_TRUE;
7061 /* Validate mainlevel */
7062 if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) {
7063 opj_event_msg(p_manager, EVT_WARNING,
7064 "IMF profile require mainlevel <= 11.\n"
7065 "-> %d is thus not compliant\n"
7066 "-> Non-IMF codestream will be generated\n",
7071 /* Validate sublevel */
7072 assert(sizeof(tabMaxSubLevelFromMainLevel) ==
7073 (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
7074 if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) {
7075 opj_event_msg(p_manager, EVT_WARNING,
7076 "IMF profile require sublevel <= %d for mainlevel = %d.\n"
7077 "-> %d is thus not compliant\n"
7078 "-> Non-IMF codestream will be generated\n",
7079 tabMaxSubLevelFromMainLevel[mainlevel],
7085 /* Number of components */
7086 if (image->numcomps > 3) {
7087 opj_event_msg(p_manager, EVT_WARNING,
7088 "IMF profiles require at most 3 components.\n"
7089 "-> Number of components of input image (%d) is not compliant\n"
7090 "-> Non-IMF codestream will be generated\n",
7095 if (image->x0 != 0 || image->y0 != 0) {
7096 opj_event_msg(p_manager, EVT_WARNING,
7097 "IMF profiles require image origin to be at 0,0.\n"
7098 "-> %d,%d is not compliant\n"
7099 "-> Non-IMF codestream will be generated\n",
7100 image->x0, image->y0 != 0);
7104 if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) {
7105 opj_event_msg(p_manager, EVT_WARNING,
7106 "IMF profiles require tile origin to be at 0,0.\n"
7107 "-> %d,%d is not compliant\n"
7108 "-> Non-IMF codestream will be generated\n",
7109 parameters->cp_tx0, parameters->cp_ty0);
7113 if (parameters->tile_size_on) {
7114 if (profile == OPJ_PROFILE_IMF_2K ||
7115 profile == OPJ_PROFILE_IMF_4K ||
7116 profile == OPJ_PROFILE_IMF_8K) {
7117 if ((OPJ_UINT32)parameters->cp_tdx < image->x1 ||
7118 (OPJ_UINT32)parameters->cp_tdy < image->y1) {
7119 opj_event_msg(p_manager, EVT_WARNING,
7120 "IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n"
7121 "-> %d,%d is lesser than %d,%d\n"
7122 "-> Non-IMF codestream will be generated\n",
7130 if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 &&
7131 (OPJ_UINT32)parameters->cp_tdy >= image->y1) {
7133 } else if (parameters->cp_tdx == 1024 &&
7134 parameters->cp_tdy == 1024) {
7136 } else if (parameters->cp_tdx == 2048 &&
7137 parameters->cp_tdy == 2048 &&
7138 (profile == OPJ_PROFILE_IMF_4K ||
7139 profile == OPJ_PROFILE_IMF_8K)) {
7141 } else if (parameters->cp_tdx == 4096 &&
7142 parameters->cp_tdy == 4096 &&
7143 profile == OPJ_PROFILE_IMF_8K) {
7146 opj_event_msg(p_manager, EVT_WARNING,
7147 "IMF 2K_R/4K_R/8K_R single/multiple tile profiles "
7148 "require tile to be greater or equal to image size,\n"
7149 "or to be (1024,1024), or (2048,2048) for 4K_R/8K_R "
7150 "or (4096,4096) for 8K_R.\n"
7151 "-> %d,%d is non conformant\n"
7152 "-> Non-IMF codestream will be generated\n",
7154 parameters->cp_tdy);
7161 for (i = 0; i < image->numcomps; i++) {
7162 if (!(image->comps[i].bpp >= 8 && image->comps[i].bpp <= 16) ||
7163 (image->comps[i].sgnd)) {
7164 char signed_str[] = "signed";
7165 char unsigned_str[] = "unsigned";
7166 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
7167 opj_event_msg(p_manager, EVT_WARNING,
7168 "IMF profiles require precision of each component to b in [8-16] bits unsigned"
7169 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
7170 "-> Non-IMF codestream will be generated\n",
7171 i, image->comps[i].bpp, tmp_str);
7177 for (i = 0; i < image->numcomps; i++) {
7178 if (i == 0 && image->comps[i].dx != 1) {
7179 opj_event_msg(p_manager, EVT_WARNING,
7180 "IMF profiles require XRSiz1 == 1. Here it is set to %d.\n"
7181 "-> Non-IMF codestream will be generated\n",
7182 image->comps[i].dx);
7185 if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) {
7186 opj_event_msg(p_manager, EVT_WARNING,
7187 "IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n"
7188 "-> Non-IMF codestream will be generated\n",
7189 image->comps[i].dx);
7192 if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) {
7193 opj_event_msg(p_manager, EVT_WARNING,
7194 "IMF profiles require XRSiz%d to be the same as XRSiz2. "
7195 "Here it is set to %d instead of %d.\n"
7196 "-> Non-IMF codestream will be generated\n",
7197 i + 1, image->comps[i].dx, image->comps[i - 1].dx);
7200 if (image->comps[i].dy != 1) {
7201 opj_event_msg(p_manager, EVT_WARNING,
7202 "IMF profiles require YRsiz == 1. "
7203 "Here it is set to %d for component i.\n"
7204 "-> Non-IMF codestream will be generated\n",
7205 image->comps[i].dy, i);
7212 case OPJ_PROFILE_IMF_2K:
7213 case OPJ_PROFILE_IMF_2K_R:
7214 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) {
7215 opj_event_msg(p_manager, EVT_WARNING,
7216 "IMF 2K/2K_R profile require:\n"
7217 "width <= 2048 and height <= 1556\n"
7218 "-> Input image size %d x %d is not compliant\n"
7219 "-> Non-IMF codestream will be generated\n",
7220 image->comps[0].w, image->comps[0].h);
7224 case OPJ_PROFILE_IMF_4K:
7225 case OPJ_PROFILE_IMF_4K_R:
7226 if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) {
7227 opj_event_msg(p_manager, EVT_WARNING,
7228 "IMF 4K/4K_R profile require:\n"
7229 "width <= 4096 and height <= 3112\n"
7230 "-> Input image size %d x %d is not compliant\n"
7231 "-> Non-IMF codestream will be generated\n",
7232 image->comps[0].w, image->comps[0].h);
7236 case OPJ_PROFILE_IMF_8K:
7237 case OPJ_PROFILE_IMF_8K_R:
7238 if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) {
7239 opj_event_msg(p_manager, EVT_WARNING,
7240 "IMF 8K/8K_R profile require:\n"
7241 "width <= 8192 and height <= 6224\n"
7242 "-> Input image size %d x %d is not compliant\n"
7243 "-> Non-IMF codestream will be generated\n",
7244 image->comps[0].w, image->comps[0].h);
7253 if (parameters->roi_compno != -1) {
7254 opj_event_msg(p_manager, EVT_WARNING,
7255 "IMF profile forbid RGN / region of interest marker.\n"
7256 "-> Compression parameters specify a ROI\n"
7257 "-> Non-IMF codestream will be generated\n");
7261 if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) {
7262 opj_event_msg(p_manager, EVT_WARNING,
7263 "IMF profile require code block size to be 32x32.\n"
7264 "-> Compression parameters set it to %dx%d.\n"
7265 "-> Non-IMF codestream will be generated\n",
7266 parameters->cblockw_init,
7267 parameters->cblockh_init);
7271 if (parameters->prog_order != OPJ_CPRL) {
7272 opj_event_msg(p_manager, EVT_WARNING,
7273 "IMF profile require progression order to be CPRL.\n"
7274 "-> Compression parameters set it to %d.\n"
7275 "-> Non-IMF codestream will be generated\n",
7276 parameters->prog_order);
7280 if (parameters->numpocs != 0) {
7281 opj_event_msg(p_manager, EVT_WARNING,
7282 "IMF profile forbid POC markers.\n"
7283 "-> Compression parameters set %d POC.\n"
7284 "-> Non-IMF codestream will be generated\n",
7285 parameters->numpocs);
7289 /* Codeblock style: no mode switch enabled */
7290 if (parameters->mode != 0) {
7291 opj_event_msg(p_manager, EVT_WARNING,
7292 "IMF profile forbid mode switch in code block style.\n"
7293 "-> Compression parameters set code block style to %d.\n"
7294 "-> Non-IMF codestream will be generated\n",
7299 if (profile == OPJ_PROFILE_IMF_2K ||
7300 profile == OPJ_PROFILE_IMF_4K ||
7301 profile == OPJ_PROFILE_IMF_8K) {
7302 /* Expect 9-7 transform */
7303 if (parameters->irreversible != 1) {
7304 opj_event_msg(p_manager, EVT_WARNING,
7305 "IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n"
7306 "-> Compression parameters set it to reversible.\n"
7307 "-> Non-IMF codestream will be generated\n");
7311 /* Expect 5-3 transform */
7312 if (parameters->irreversible != 0) {
7313 opj_event_msg(p_manager, EVT_WARNING,
7314 "IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n"
7315 "-> Compression parameters set it to irreversible.\n"
7316 "-> Non-IMF codestream will be generated\n");
7321 /* Number of layers */
7322 if (parameters->tcp_numlayers != 1) {
7323 opj_event_msg(p_manager, EVT_WARNING,
7324 "IMF 2K/4K/8K profiles require 1 single quality layer.\n"
7325 "-> Number of layers is %d.\n"
7326 "-> Non-IMF codestream will be generated\n",
7327 parameters->tcp_numlayers);
7331 /* Decomposition levels */
7333 case OPJ_PROFILE_IMF_2K:
7334 if (!(NL >= 1 && NL <= 5)) {
7335 opj_event_msg(p_manager, EVT_WARNING,
7336 "IMF 2K profile requires 1 <= NL <= 5:\n"
7337 "-> Number of decomposition levels is %d.\n"
7338 "-> Non-IMF codestream will be generated\n",
7343 case OPJ_PROFILE_IMF_4K:
7344 if (!(NL >= 1 && NL <= 6)) {
7345 opj_event_msg(p_manager, EVT_WARNING,
7346 "IMF 4K profile requires 1 <= NL <= 6:\n"
7347 "-> Number of decomposition levels is %d.\n"
7348 "-> Non-IMF codestream will be generated\n",
7353 case OPJ_PROFILE_IMF_8K:
7354 if (!(NL >= 1 && NL <= 7)) {
7355 opj_event_msg(p_manager, EVT_WARNING,
7356 "IMF 8K profile requires 1 <= NL <= 7:\n"
7357 "-> Number of decomposition levels is %d.\n"
7358 "-> Non-IMF codestream will be generated\n",
7363 case OPJ_PROFILE_IMF_2K_R: {
7364 if (XTsiz >= 2048) {
7365 if (!(NL >= 1 && NL <= 5)) {
7366 opj_event_msg(p_manager, EVT_WARNING,
7367 "IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n"
7368 "-> Number of decomposition levels is %d.\n"
7369 "-> Non-IMF codestream will be generated\n",
7373 } else if (XTsiz >= 1024) {
7374 if (!(NL >= 1 && NL <= 4)) {
7375 opj_event_msg(p_manager, EVT_WARNING,
7376 "IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
7377 "-> Number of decomposition levels is %d.\n"
7378 "-> Non-IMF codestream will be generated\n",
7385 case OPJ_PROFILE_IMF_4K_R: {
7386 if (XTsiz >= 4096) {
7387 if (!(NL >= 1 && NL <= 6)) {
7388 opj_event_msg(p_manager, EVT_WARNING,
7389 "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n"
7390 "-> Number of decomposition levels is %d.\n"
7391 "-> Non-IMF codestream will be generated\n",
7395 } else if (XTsiz >= 2048) {
7396 if (!(NL >= 1 && NL <= 5)) {
7397 opj_event_msg(p_manager, EVT_WARNING,
7398 "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
7399 "-> Number of decomposition levels is %d.\n"
7400 "-> Non-IMF codestream will be generated\n",
7404 } else if (XTsiz >= 1024) {
7405 if (!(NL >= 1 && NL <= 4)) {
7406 opj_event_msg(p_manager, EVT_WARNING,
7407 "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
7408 "-> Number of decomposition levels is %d.\n"
7409 "-> Non-IMF codestream will be generated\n",
7416 case OPJ_PROFILE_IMF_8K_R: {
7417 if (XTsiz >= 8192) {
7418 if (!(NL >= 1 && NL <= 7)) {
7419 opj_event_msg(p_manager, EVT_WARNING,
7420 "IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n"
7421 "-> Number of decomposition levels is %d.\n"
7422 "-> Non-IMF codestream will be generated\n",
7426 } else if (XTsiz >= 4096) {
7427 if (!(NL >= 1 && NL <= 6)) {
7428 opj_event_msg(p_manager, EVT_WARNING,
7429 "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n"
7430 "-> Number of decomposition levels is %d.\n"
7431 "-> Non-IMF codestream will be generated\n",
7435 } else if (XTsiz >= 2048) {
7436 if (!(NL >= 1 && NL <= 5)) {
7437 opj_event_msg(p_manager, EVT_WARNING,
7438 "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
7439 "-> Number of decomposition levels is %d.\n"
7440 "-> Non-IMF codestream will be generated\n",
7444 } else if (XTsiz >= 1024) {
7445 if (!(NL >= 1 && NL <= 4)) {
7446 opj_event_msg(p_manager, EVT_WARNING,
7447 "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
7448 "-> Number of decomposition levels is %d.\n"
7449 "-> Non-IMF codestream will be generated\n",
7460 if (parameters->numresolution == 1) {
7461 if (parameters->res_spec != 1 ||
7462 parameters->prcw_init[0] != 128 ||
7463 parameters->prch_init[0] != 128) {
7464 opj_event_msg(p_manager, EVT_WARNING,
7465 "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
7466 "-> Supplied values are different from that.\n"
7467 "-> Non-IMF codestream will be generated\n",
7473 for (i = 0; i < parameters->res_spec; i++) {
7474 if (parameters->prcw_init[i] != 256 ||
7475 parameters->prch_init[i] != 256) {
7476 opj_event_msg(p_manager, EVT_WARNING,
7477 "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
7478 "-> Supplied values are different from that.\n"
7479 "-> Non-IMF codestream will be generated\n",
7490 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
7491 opj_cparameters_t *parameters,
7493 opj_event_mgr_t * p_manager)
7495 OPJ_UINT32 i, j, tileno, numpocs_tile;
7497 OPJ_UINT32 cblkw, cblkh;
7499 if (!p_j2k || !parameters || ! image) {
7503 if ((parameters->numresolution <= 0) ||
7504 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
7505 opj_event_msg(p_manager, EVT_ERROR,
7506 "Invalid number of resolutions : %d not in range [1,%d]\n",
7507 parameters->numresolution, OPJ_J2K_MAXRLVLS);
7511 if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
7512 opj_event_msg(p_manager, EVT_ERROR,
7513 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
7514 parameters->cblockw_init);
7517 if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
7518 opj_event_msg(p_manager, EVT_ERROR,
7519 "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
7520 parameters->cblockh_init);
7523 if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
7524 opj_event_msg(p_manager, EVT_ERROR,
7525 "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
7528 cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7529 cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7530 if (parameters->cblockw_init != (1 << cblkw)) {
7531 opj_event_msg(p_manager, EVT_ERROR,
7532 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
7533 parameters->cblockw_init);
7536 if (parameters->cblockh_init != (1 << cblkh)) {
7537 opj_event_msg(p_manager, EVT_ERROR,
7538 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
7539 parameters->cblockh_init);
7543 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
7544 cp = &(p_j2k->m_cp);
7546 /* set default values for cp */
7550 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
7551 if (parameters->rsiz ==
7552 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
7553 OPJ_BOOL deprecated_used = OPJ_FALSE;
7554 switch (parameters->cp_cinema) {
7555 case OPJ_CINEMA2K_24:
7556 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
7557 parameters->max_cs_size = OPJ_CINEMA_24_CS;
7558 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
7559 deprecated_used = OPJ_TRUE;
7561 case OPJ_CINEMA2K_48:
7562 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
7563 parameters->max_cs_size = OPJ_CINEMA_48_CS;
7564 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
7565 deprecated_used = OPJ_TRUE;
7567 case OPJ_CINEMA4K_24:
7568 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
7569 parameters->max_cs_size = OPJ_CINEMA_24_CS;
7570 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
7571 deprecated_used = OPJ_TRUE;
7577 switch (parameters->cp_rsiz) {
7579 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
7580 deprecated_used = OPJ_TRUE;
7583 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
7584 deprecated_used = OPJ_TRUE;
7587 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
7588 deprecated_used = OPJ_TRUE;
7593 if (deprecated_used) {
7594 opj_event_msg(p_manager, EVT_WARNING,
7595 "Deprecated fields cp_cinema or cp_rsiz are used\n"
7596 "Please consider using only the rsiz field\n"
7597 "See openjpeg.h documentation for more details\n");
7601 /* If no explicit layers are provided, use lossless settings */
7602 if (parameters->tcp_numlayers == 0) {
7603 parameters->tcp_numlayers = 1;
7604 parameters->cp_disto_alloc = 1;
7605 parameters->tcp_rates[0] = 0;
7608 if (parameters->cp_disto_alloc) {
7609 /* Emit warnings if tcp_rates are not decreasing */
7610 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
7611 OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
7612 OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
7613 if (rate_i_corr <= 1.0) {
7616 if (rate_i_m_1_corr <= 1.0) {
7617 rate_i_m_1_corr = 1.0;
7619 if (rate_i_corr >= rate_i_m_1_corr) {
7620 if (rate_i_corr != parameters->tcp_rates[i] &&
7621 rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
7622 opj_event_msg(p_manager, EVT_WARNING,
7623 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
7624 "than tcp_rates[%d]=%f (corrected as %f)\n",
7625 i, parameters->tcp_rates[i], rate_i_corr,
7626 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
7627 } else if (rate_i_corr != parameters->tcp_rates[i]) {
7628 opj_event_msg(p_manager, EVT_WARNING,
7629 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
7630 "than tcp_rates[%d]=%f\n",
7631 i, parameters->tcp_rates[i], rate_i_corr,
7632 i - 1, parameters->tcp_rates[i - 1]);
7633 } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
7634 opj_event_msg(p_manager, EVT_WARNING,
7635 "tcp_rates[%d]=%f should be strictly lesser "
7636 "than tcp_rates[%d]=%f (corrected as %f)\n",
7637 i, parameters->tcp_rates[i],
7638 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
7640 opj_event_msg(p_manager, EVT_WARNING,
7641 "tcp_rates[%d]=%f should be strictly lesser "
7642 "than tcp_rates[%d]=%f\n",
7643 i, parameters->tcp_rates[i],
7644 i - 1, parameters->tcp_rates[i - 1]);
7648 } else if (parameters->cp_fixed_quality) {
7649 /* Emit warnings if tcp_distoratio are not increasing */
7650 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
7651 if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
7652 !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
7653 parameters->tcp_distoratio[i] == 0)) {
7654 opj_event_msg(p_manager, EVT_WARNING,
7655 "tcp_distoratio[%d]=%f should be strictly greater "
7656 "than tcp_distoratio[%d]=%f\n",
7657 i, parameters->tcp_distoratio[i], i - 1,
7658 parameters->tcp_distoratio[i - 1]);
7663 /* see if max_codestream_size does limit input rate */
7664 if (parameters->max_cs_size <= 0) {
7665 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
7666 OPJ_FLOAT32 temp_size;
7667 temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
7668 image->comps[0].h * image->comps[0].prec) /
7669 ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
7670 image->comps[0].dx * image->comps[0].dy));
7671 if (temp_size > INT_MAX) {
7672 parameters->max_cs_size = INT_MAX;
7674 parameters->max_cs_size = (int) floor(temp_size);
7677 parameters->max_cs_size = 0;
7680 OPJ_FLOAT32 temp_rate;
7681 OPJ_BOOL cap = OPJ_FALSE;
7683 if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 &&
7684 parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) {
7685 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
7686 image->comps[0].h * image->comps[0].prec) /
7687 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
7688 image->comps[0].dy);
7691 temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
7692 image->comps[0].h * image->comps[0].prec) /
7693 (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
7694 image->comps[0].dy));
7695 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
7696 if (parameters->tcp_rates[i] < temp_rate) {
7697 parameters->tcp_rates[i] = temp_rate;
7702 opj_event_msg(p_manager, EVT_WARNING,
7703 "The desired maximum codestream size has limited\n"
7704 "at least one of the desired quality layers\n");
7708 /* Manage profiles and applications and set RSIZ */
7709 /* set cinema parameters if required */
7710 if (OPJ_IS_CINEMA(parameters->rsiz)) {
7711 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
7712 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
7713 opj_event_msg(p_manager, EVT_WARNING,
7714 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
7715 parameters->rsiz = OPJ_PROFILE_NONE;
7717 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
7718 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
7719 parameters->rsiz = OPJ_PROFILE_NONE;
7722 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
7723 opj_event_msg(p_manager, EVT_WARNING,
7724 "JPEG 2000 Long Term Storage profile not yet supported\n");
7725 parameters->rsiz = OPJ_PROFILE_NONE;
7726 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
7727 opj_event_msg(p_manager, EVT_WARNING,
7728 "JPEG 2000 Broadcast profiles not yet supported\n");
7729 parameters->rsiz = OPJ_PROFILE_NONE;
7730 } else if (OPJ_IS_IMF(parameters->rsiz)) {
7731 opj_j2k_set_imf_parameters(parameters, image, p_manager);
7732 if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) {
7733 parameters->rsiz = OPJ_PROFILE_NONE;
7735 } else if (OPJ_IS_PART2(parameters->rsiz)) {
7736 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
7737 opj_event_msg(p_manager, EVT_WARNING,
7738 "JPEG 2000 Part-2 profile defined\n"
7739 "but no Part-2 extension enabled.\n"
7740 "Profile set to NONE.\n");
7741 parameters->rsiz = OPJ_PROFILE_NONE;
7742 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
7743 opj_event_msg(p_manager, EVT_WARNING,
7744 "Unsupported Part-2 extension enabled\n"
7745 "Profile set to NONE.\n");
7746 parameters->rsiz = OPJ_PROFILE_NONE;
7751 copy user encoding parameters
7753 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
7754 parameters->max_comp_size;
7755 cp->rsiz = parameters->rsiz;
7756 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
7757 parameters->cp_disto_alloc & 1u;
7758 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
7759 parameters->cp_fixed_alloc & 1u;
7760 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
7761 parameters->cp_fixed_quality & 1u;
7763 /* mod fixed_quality */
7764 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
7765 size_t array_size = (size_t)parameters->tcp_numlayers *
7766 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
7767 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
7768 if (!cp->m_specific_param.m_enc.m_matrice) {
7769 opj_event_msg(p_manager, EVT_ERROR,
7770 "Not enough memory to allocate copy of user encoding parameters matrix \n");
7773 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
7778 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
7779 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
7782 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
7783 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
7785 /* comment string */
7786 if (parameters->cp_comment) {
7787 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
7789 opj_event_msg(p_manager, EVT_ERROR,
7790 "Not enough memory to allocate copy of comment string\n");
7793 strcpy(cp->comment, parameters->cp_comment);
7795 /* Create default comment for codestream */
7796 const char comment[] = "Created by OpenJPEG version ";
7797 const size_t clen = strlen(comment);
7798 const char *version = opj_version();
7802 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
7804 opj_event_msg(p_manager, EVT_ERROR,
7805 "Not enough memory to allocate comment string\n");
7808 sprintf(cp->comment, "%s%s with JPWL", comment, version);
7810 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
7812 opj_event_msg(p_manager, EVT_ERROR,
7813 "Not enough memory to allocate comment string\n");
7816 sprintf(cp->comment, "%s%s", comment, version);
7822 calculate other encoding parameters
7825 if (parameters->tile_size_on) {
7827 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile width\n");
7831 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile height\n");
7834 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
7835 (OPJ_INT32)cp->tdx);
7836 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
7837 (OPJ_INT32)cp->tdy);
7839 cp->tdx = image->x1 - cp->tx0;
7840 cp->tdy = image->y1 - cp->ty0;
7843 if (parameters->tp_on) {
7844 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
7845 cp->m_specific_param.m_enc.m_tp_on = 1;
7850 calculate JPWL encoding parameters
7853 if (parameters->jpwl_epc_on) {
7857 cp->epc_on = OPJ_TRUE;
7858 cp->info_on = OPJ_FALSE; /* no informative technique */
7861 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
7862 cp->epb_on = OPJ_TRUE;
7864 cp->hprot_MH = parameters->jpwl_hprot_MH;
7865 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7866 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
7867 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
7869 /* if tile specs are not specified, copy MH specs */
7870 if (cp->hprot_TPH[0] == -1) {
7871 cp->hprot_TPH_tileno[0] = 0;
7872 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
7874 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
7875 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
7876 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
7877 cp->pprot[i] = parameters->jpwl_pprot[i];
7881 /* set ESD writing */
7882 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
7883 cp->esd_on = OPJ_TRUE;
7885 cp->sens_size = parameters->jpwl_sens_size;
7886 cp->sens_addr = parameters->jpwl_sens_addr;
7887 cp->sens_range = parameters->jpwl_sens_range;
7889 cp->sens_MH = parameters->jpwl_sens_MH;
7890 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7891 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
7892 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
7896 /* always set RED writing to false: we are at the encoder */
7897 cp->red_on = OPJ_FALSE;
7900 cp->epc_on = OPJ_FALSE;
7902 #endif /* USE_JPWL */
7904 /* initialize the mutiple tiles */
7905 /* ---------------------------- */
7906 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
7908 opj_event_msg(p_manager, EVT_ERROR,
7909 "Not enough memory to allocate tile coding parameters\n");
7913 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
7914 opj_tcp_t *tcp = &cp->tcps[tileno];
7915 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
7917 for (j = 0; j < tcp->numlayers; j++) {
7918 if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
7919 if (cp->m_specific_param.m_enc.m_fixed_quality) {
7920 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7922 tcp->rates[j] = parameters->tcp_rates[j];
7924 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
7925 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7927 tcp->rates[j] = parameters->tcp_rates[j];
7930 if (!cp->m_specific_param.m_enc.m_fixed_quality &&
7931 tcp->rates[j] <= 1.0) {
7932 tcp->rates[j] = 0.0; /* force lossless */
7936 tcp->csty = (OPJ_UINT32)parameters->csty;
7937 tcp->prg = parameters->prog_order;
7938 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
7943 if (parameters->numpocs) {
7944 /* initialisation of POC */
7945 for (i = 0; i < parameters->numpocs; i++) {
7946 if (tileno + 1 == parameters->POC[i].tile) {
7947 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7949 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7950 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7951 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7952 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7953 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7954 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7955 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7963 /* TODO MSD use the return value*/
7964 opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
7965 (OPJ_UINT32)parameters->numresolution, image->numcomps,
7966 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
7969 tcp->numpocs = numpocs_tile - 1 ;
7975 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7977 opj_event_msg(p_manager, EVT_ERROR,
7978 "Not enough memory to allocate tile component coding parameters\n");
7981 if (parameters->mct_data) {
7983 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7985 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7986 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7990 opj_event_msg(p_manager, EVT_ERROR,
7991 "Not enough memory to allocate temp buffer\n");
7996 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7997 if (! tcp->m_mct_coding_matrix) {
8000 opj_event_msg(p_manager, EVT_ERROR,
8001 "Not enough memory to allocate encoder MCT coding matrix \n");
8004 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
8005 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
8007 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
8008 if (! tcp->m_mct_decoding_matrix) {
8011 opj_event_msg(p_manager, EVT_ERROR,
8012 "Not enough memory to allocate encoder MCT decoding matrix \n");
8015 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
8016 image->numcomps) == OPJ_FALSE) {
8019 opj_event_msg(p_manager, EVT_ERROR,
8020 "Failed to inverse encoder MCT decoding matrix \n");
8024 tcp->mct_norms = (OPJ_FLOAT64*)
8025 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
8026 if (! tcp->mct_norms) {
8029 opj_event_msg(p_manager, EVT_ERROR,
8030 "Not enough memory to allocate encoder MCT norms \n");
8033 opj_calculate_norms(tcp->mct_norms, image->numcomps,
8034 tcp->m_mct_decoding_matrix);
8037 for (i = 0; i < image->numcomps; i++) {
8038 opj_tccp_t *tccp = &tcp->tccps[i];
8039 tccp->m_dc_level_shift = l_dc_shift[i];
8042 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
8043 /* free will be handled by opj_j2k_destroy */
8044 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
8048 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
8049 if ((image->comps[0].dx != image->comps[1].dx) ||
8050 (image->comps[0].dx != image->comps[2].dx) ||
8051 (image->comps[0].dy != image->comps[1].dy) ||
8052 (image->comps[0].dy != image->comps[2].dy)) {
8053 opj_event_msg(p_manager, EVT_WARNING,
8054 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
8058 for (i = 0; i < image->numcomps; i++) {
8059 opj_tccp_t *tccp = &tcp->tccps[i];
8060 opj_image_comp_t * l_comp = &(image->comps[i]);
8062 if (! l_comp->sgnd) {
8063 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
8068 for (i = 0; i < image->numcomps; i++) {
8069 opj_tccp_t *tccp = &tcp->tccps[i];
8071 tccp->csty = parameters->csty &
8072 0x01; /* 0 => one precinct || 1 => custom precinct */
8073 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
8074 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
8075 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
8076 tccp->cblksty = (OPJ_UINT32)parameters->mode;
8077 tccp->qmfbid = parameters->irreversible ? 0 : 1;
8078 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
8079 J2K_CCP_QNTSTY_NOQNT;
8082 if ((OPJ_INT32)i == parameters->roi_compno) {
8083 tccp->roishift = parameters->roi_shift;
8088 if (parameters->csty & J2K_CCP_CSTY_PRT) {
8089 OPJ_INT32 p = 0, it_res;
8090 assert(tccp->numresolutions > 0);
8091 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
8092 if (p < parameters->res_spec) {
8094 if (parameters->prcw_init[p] < 1) {
8095 tccp->prcw[it_res] = 1;
8097 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
8100 if (parameters->prch_init[p] < 1) {
8101 tccp->prch[it_res] = 1;
8103 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
8107 OPJ_INT32 res_spec = parameters->res_spec;
8108 OPJ_INT32 size_prcw = 0;
8109 OPJ_INT32 size_prch = 0;
8111 assert(res_spec > 0); /* issue 189 */
8112 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
8113 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
8116 if (size_prcw < 1) {
8117 tccp->prcw[it_res] = 1;
8119 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
8122 if (size_prch < 1) {
8123 tccp->prch[it_res] = 1;
8125 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
8129 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
8132 for (j = 0; j < tccp->numresolutions; j++) {
8138 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
8142 if (parameters->mct_data) {
8143 opj_free(parameters->mct_data);
8144 parameters->mct_data = 00;
8149 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
8150 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
8152 assert(cstr_index != 00);
8154 /* expand the list? */
8155 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
8156 opj_marker_info_t *new_marker;
8157 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
8158 cstr_index->maxmarknum);
8159 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
8160 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
8162 opj_free(cstr_index->marker);
8163 cstr_index->marker = NULL;
8164 cstr_index->maxmarknum = 0;
8165 cstr_index->marknum = 0;
8166 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
8169 cstr_index->marker = new_marker;
8172 /* add the marker */
8173 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
8174 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
8175 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
8176 cstr_index->marknum++;
8180 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
8181 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
8184 assert(cstr_index != 00);
8185 assert(cstr_index->tile_index != 00);
8187 /* expand the list? */
8188 if ((cstr_index->tile_index[tileno].marknum + 1) >
8189 cstr_index->tile_index[tileno].maxmarknum) {
8190 opj_marker_info_t *new_marker;
8191 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
8192 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
8193 new_marker = (opj_marker_info_t *) opj_realloc(
8194 cstr_index->tile_index[tileno].marker,
8195 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
8197 opj_free(cstr_index->tile_index[tileno].marker);
8198 cstr_index->tile_index[tileno].marker = NULL;
8199 cstr_index->tile_index[tileno].maxmarknum = 0;
8200 cstr_index->tile_index[tileno].marknum = 0;
8201 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
8204 cstr_index->tile_index[tileno].marker = new_marker;
8207 /* add the marker */
8208 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
8210 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
8212 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
8214 cstr_index->tile_index[tileno].marknum++;
8216 if (type == J2K_MS_SOT) {
8217 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
8219 if (cstr_index->tile_index[tileno].tp_index) {
8220 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
8228 * -----------------------------------------------------------------------
8229 * -----------------------------------------------------------------------
8230 * -----------------------------------------------------------------------
8233 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
8234 opj_stream_private_t *p_stream,
8235 opj_event_mgr_t * p_manager
8244 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
8246 opj_image_t** p_image,
8247 opj_event_mgr_t* p_manager)
8250 assert(p_j2k != 00);
8251 assert(p_stream != 00);
8252 assert(p_manager != 00);
8254 /* create an empty image header */
8255 p_j2k->m_private_image = opj_image_create0();
8256 if (! p_j2k->m_private_image) {
8260 /* customization of the validation */
8261 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
8262 opj_image_destroy(p_j2k->m_private_image);
8263 p_j2k->m_private_image = NULL;
8267 /* validation of the parameters codec */
8268 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
8269 opj_image_destroy(p_j2k->m_private_image);
8270 p_j2k->m_private_image = NULL;
8274 /* customization of the encoding */
8275 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
8276 opj_image_destroy(p_j2k->m_private_image);
8277 p_j2k->m_private_image = NULL;
8282 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
8283 opj_image_destroy(p_j2k->m_private_image);
8284 p_j2k->m_private_image = NULL;
8288 *p_image = opj_image_create0();
8293 /* Copy codestream image information to the output image */
8294 opj_copy_image_header(p_j2k->m_private_image, *p_image);
8296 /*Allocate and initialize some elements of codestrem index*/
8297 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
8304 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
8305 opj_event_mgr_t * p_manager)
8308 assert(p_j2k != 00);
8309 assert(p_manager != 00);
8311 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
8312 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
8316 /* DEVELOPER CORNER, add your custom procedures */
8317 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
8318 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
8325 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
8326 opj_event_mgr_t * p_manager)
8329 assert(p_j2k != 00);
8330 assert(p_manager != 00);
8332 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
8333 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
8336 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
8337 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
8341 /* DEVELOPER CORNER, add your custom validation procedure */
8345 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
8346 opj_stream_private_t *p_stream,
8347 opj_event_mgr_t * p_manager)
8349 OPJ_BOOL l_is_valid = OPJ_TRUE;
8353 assert(p_j2k != 00);
8354 assert(p_stream != 00);
8355 assert(p_manager != 00);
8357 OPJ_UNUSED(p_stream);
8358 OPJ_UNUSED(p_manager);
8360 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
8361 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8362 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
8364 for (i = 0; i < l_nb_tiles; ++i) {
8365 if (l_tcp->mct == 2) {
8366 opj_tccp_t * l_tccp = l_tcp->tccps;
8367 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
8369 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
8370 l_is_valid &= !(l_tccp->qmfbid & 1);
8381 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
8384 OPJ_UINT32 l_indix = 1;
8385 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
8386 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
8387 OPJ_UINT32 l_mct_size, l_nb_elem;
8388 OPJ_FLOAT32 * l_data, * l_current_data;
8389 opj_tccp_t * l_tccp;
8392 assert(p_tcp != 00);
8394 if (p_tcp->mct != 2) {
8398 if (p_tcp->m_mct_decoding_matrix) {
8399 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
8400 opj_mct_data_t *new_mct_records;
8401 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
8403 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
8404 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
8405 if (! new_mct_records) {
8406 opj_free(p_tcp->m_mct_records);
8407 p_tcp->m_mct_records = NULL;
8408 p_tcp->m_nb_max_mct_records = 0;
8409 p_tcp->m_nb_mct_records = 0;
8410 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
8413 p_tcp->m_mct_records = new_mct_records;
8414 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8416 memset(l_mct_deco_data, 0,
8417 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
8420 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8422 if (l_mct_deco_data->m_data) {
8423 opj_free(l_mct_deco_data->m_data);
8424 l_mct_deco_data->m_data = 00;
8427 l_mct_deco_data->m_index = l_indix++;
8428 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
8429 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
8430 l_nb_elem = p_image->numcomps * p_image->numcomps;
8431 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
8432 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
8434 if (! l_mct_deco_data->m_data) {
8438 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
8439 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
8441 l_mct_deco_data->m_data_size = l_mct_size;
8442 ++p_tcp->m_nb_mct_records;
8445 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
8446 opj_mct_data_t *new_mct_records;
8447 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
8448 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
8449 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
8450 if (! new_mct_records) {
8451 opj_free(p_tcp->m_mct_records);
8452 p_tcp->m_mct_records = NULL;
8453 p_tcp->m_nb_max_mct_records = 0;
8454 p_tcp->m_nb_mct_records = 0;
8455 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
8458 p_tcp->m_mct_records = new_mct_records;
8459 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8461 memset(l_mct_offset_data, 0,
8462 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
8465 if (l_mct_deco_data) {
8466 l_mct_deco_data = l_mct_offset_data - 1;
8470 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8472 if (l_mct_offset_data->m_data) {
8473 opj_free(l_mct_offset_data->m_data);
8474 l_mct_offset_data->m_data = 00;
8477 l_mct_offset_data->m_index = l_indix++;
8478 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
8479 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
8480 l_nb_elem = p_image->numcomps;
8481 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
8482 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
8484 if (! l_mct_offset_data->m_data) {
8488 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
8490 opj_free(l_mct_offset_data->m_data);
8491 l_mct_offset_data->m_data = 00;
8495 l_tccp = p_tcp->tccps;
8496 l_current_data = l_data;
8498 for (i = 0; i < l_nb_elem; ++i) {
8499 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
8503 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
8504 l_mct_offset_data->m_data, l_nb_elem);
8508 l_mct_offset_data->m_data_size = l_mct_size;
8510 ++p_tcp->m_nb_mct_records;
8512 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
8513 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
8514 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
8515 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
8516 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
8517 opj_simple_mcc_decorrelation_data_t));
8518 if (! new_mcc_records) {
8519 opj_free(p_tcp->m_mcc_records);
8520 p_tcp->m_mcc_records = NULL;
8521 p_tcp->m_nb_max_mcc_records = 0;
8522 p_tcp->m_nb_mcc_records = 0;
8523 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
8526 p_tcp->m_mcc_records = new_mcc_records;
8527 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
8528 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
8529 sizeof(opj_simple_mcc_decorrelation_data_t));
8533 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
8534 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
8535 l_mcc_data->m_is_irreversible = 1;
8536 l_mcc_data->m_nb_comps = p_image->numcomps;
8537 l_mcc_data->m_index = l_indix++;
8538 l_mcc_data->m_offset_array = l_mct_offset_data;
8539 ++p_tcp->m_nb_mcc_records;
8544 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
8545 opj_stream_private_t *p_stream,
8546 opj_event_mgr_t * p_manager)
8548 /* add here initialization of cp
8549 copy paste of setup_decoder */
8556 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
8557 opj_stream_private_t *p_stream,
8558 opj_event_mgr_t * p_manager)
8560 /* add here initialization of cp
8561 copy paste of setup_encoder */
8568 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
8569 opj_stream_private_t *p_stream,
8570 opj_event_mgr_t * p_manager)
8572 OPJ_BOOL l_is_valid = OPJ_TRUE;
8575 assert(p_j2k != 00);
8576 assert(p_stream != 00);
8577 assert(p_manager != 00);
8579 OPJ_UNUSED(p_stream);
8581 /* STATE checking */
8582 /* make sure the state is at 0 */
8583 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
8585 /* POINTER validation */
8586 /* make sure a p_j2k codec is present */
8587 l_is_valid &= (p_j2k->m_procedure_list != 00);
8588 /* make sure a validation list is present */
8589 l_is_valid &= (p_j2k->m_validation_list != 00);
8591 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
8592 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
8593 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
8594 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
8595 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
8596 opj_event_msg(p_manager, EVT_ERROR,
8597 "Number of resolutions is too high in comparison to the size of tiles\n");
8601 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
8602 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
8603 opj_event_msg(p_manager, EVT_ERROR,
8604 "Number of resolutions is too high in comparison to the size of tiles\n");
8608 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
8609 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
8610 opj_event_msg(p_manager, EVT_ERROR,
8611 "Number of resolutions is too high in comparison to the size of tiles\n");
8615 /* PARAMETER VALIDATION */
8619 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
8620 opj_stream_private_t *p_stream,
8621 opj_event_mgr_t * p_manager
8624 OPJ_BOOL l_is_valid = OPJ_TRUE;
8627 assert(p_j2k != 00);
8628 assert(p_stream != 00);
8629 assert(p_manager != 00);
8631 OPJ_UNUSED(p_stream);
8632 OPJ_UNUSED(p_manager);
8634 /* STATE checking */
8635 /* make sure the state is at 0 */
8637 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
8639 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
8641 /* POINTER validation */
8642 /* make sure a p_j2k codec is present */
8643 /* make sure a procedure list is present */
8644 l_is_valid &= (p_j2k->m_procedure_list != 00);
8645 /* make sure a validation list is present */
8646 l_is_valid &= (p_j2k->m_validation_list != 00);
8648 /* PARAMETER VALIDATION */
8652 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
8653 opj_stream_private_t *p_stream,
8654 opj_event_mgr_t * p_manager)
8656 OPJ_UINT32 l_current_marker;
8657 OPJ_UINT32 l_marker_size;
8658 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8659 OPJ_BOOL l_has_siz = 0;
8660 OPJ_BOOL l_has_cod = 0;
8661 OPJ_BOOL l_has_qcd = 0;
8664 assert(p_stream != 00);
8665 assert(p_j2k != 00);
8666 assert(p_manager != 00);
8668 /* We enter in the main header */
8669 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
8671 /* Try to read the SOC marker, the codestream must begin with SOC marker */
8672 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
8673 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
8677 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8678 if (opj_stream_read_data(p_stream,
8679 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8680 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8684 /* Read 2 bytes as the new marker ID */
8685 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8686 &l_current_marker, 2);
8688 /* Try to read until the SOT is detected */
8689 while (l_current_marker != J2K_MS_SOT) {
8691 /* Check if the current marker ID is valid */
8692 if (l_current_marker < 0xff00) {
8693 opj_event_msg(p_manager, EVT_ERROR,
8694 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
8698 /* Get the marker handler from the marker ID */
8699 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8701 /* Manage case where marker is unknown */
8702 if (l_marker_handler->id == J2K_MS_UNK) {
8703 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
8704 opj_event_msg(p_manager, EVT_ERROR,
8705 "Unknow marker have been detected and generated error.\n");
8709 if (l_current_marker == J2K_MS_SOT) {
8710 break; /* SOT marker is detected main header is completely read */
8711 } else { /* Get the marker handler from the marker ID */
8712 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8716 if (l_marker_handler->id == J2K_MS_SIZ) {
8717 /* Mark required SIZ marker as found */
8720 if (l_marker_handler->id == J2K_MS_COD) {
8721 /* Mark required COD marker as found */
8724 if (l_marker_handler->id == J2K_MS_QCD) {
8725 /* Mark required QCD marker as found */
8729 /* Check if the marker is known and if it is the right place to find it */
8730 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8731 opj_event_msg(p_manager, EVT_ERROR,
8732 "Marker is not compliant with its position\n");
8736 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8737 if (opj_stream_read_data(p_stream,
8738 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8739 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8743 /* read 2 bytes as the marker size */
8744 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8746 if (l_marker_size < 2) {
8747 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
8750 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8752 /* Check if the marker size is compatible with the header data size */
8753 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8754 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
8755 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8756 if (! new_header_data) {
8757 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8758 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8759 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8760 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8763 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8764 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8767 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8768 if (opj_stream_read_data(p_stream,
8769 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8770 p_manager) != l_marker_size) {
8771 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8775 /* Read the marker segment with the correct marker handler */
8776 if (!(*(l_marker_handler->handler))(p_j2k,
8777 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8778 opj_event_msg(p_manager, EVT_ERROR,
8779 "Marker handler function failed to read the marker segment\n");
8783 /* Add the marker to the codestream index*/
8784 if (OPJ_FALSE == opj_j2k_add_mhmarker(
8786 l_marker_handler->id,
8787 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8788 l_marker_size + 4)) {
8789 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
8793 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8794 if (opj_stream_read_data(p_stream,
8795 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8796 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8800 /* read 2 bytes as the new marker ID */
8801 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8802 &l_current_marker, 2);
8805 if (l_has_siz == 0) {
8806 opj_event_msg(p_manager, EVT_ERROR,
8807 "required SIZ marker not found in main header\n");
8810 if (l_has_cod == 0) {
8811 opj_event_msg(p_manager, EVT_ERROR,
8812 "required COD marker not found in main header\n");
8815 if (l_has_qcd == 0) {
8816 opj_event_msg(p_manager, EVT_ERROR,
8817 "required QCD marker not found in main header\n");
8821 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
8822 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
8826 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
8828 /* Position of the last element if the main header */
8829 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
8831 /* Next step: read a tile-part header */
8832 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8837 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
8838 opj_procedure_list_t * p_procedure_list,
8839 opj_stream_private_t *p_stream,
8840 opj_event_mgr_t * p_manager)
8842 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
8843 opj_event_mgr_t *) = 00;
8844 OPJ_BOOL l_result = OPJ_TRUE;
8845 OPJ_UINT32 l_nb_proc, i;
8848 assert(p_procedure_list != 00);
8849 assert(p_j2k != 00);
8850 assert(p_stream != 00);
8851 assert(p_manager != 00);
8853 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
8854 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
8855 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
8857 for (i = 0; i < l_nb_proc; ++i) {
8858 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
8862 /* and clear the procedure list at the end.*/
8863 opj_procedure_list_clear(p_procedure_list);
8868 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
8869 opj_stream_private_t *p_stream,
8870 opj_event_mgr_t * p_manager
8873 opj_tcp_t * l_tcp = 00;
8874 opj_tcp_t * l_default_tcp = 00;
8875 OPJ_UINT32 l_nb_tiles;
8877 opj_tccp_t *l_current_tccp = 00;
8878 OPJ_UINT32 l_tccp_size;
8879 OPJ_UINT32 l_mct_size;
8880 opj_image_t * l_image;
8881 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
8882 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
8883 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
8884 OPJ_UINT32 l_offset;
8887 assert(p_j2k != 00);
8888 assert(p_stream != 00);
8889 assert(p_manager != 00);
8891 OPJ_UNUSED(p_stream);
8893 l_image = p_j2k->m_private_image;
8894 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8895 l_tcp = p_j2k->m_cp.tcps;
8896 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
8897 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8898 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
8902 for (i = 0; i < l_nb_tiles; ++i) {
8903 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
8904 l_current_tccp = l_tcp->tccps;
8905 /*Copy default coding parameters into the current tile coding parameters*/
8906 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
8907 /* Initialize some values of the current tile coding parameters*/
8910 l_tcp->ppt_data = 00;
8911 l_tcp->m_current_tile_part_number = -1;
8912 /* Remove memory not owned by this tile in case of early error return. */
8913 l_tcp->m_mct_decoding_matrix = 00;
8914 l_tcp->m_nb_max_mct_records = 0;
8915 l_tcp->m_mct_records = 00;
8916 l_tcp->m_nb_max_mcc_records = 0;
8917 l_tcp->m_mcc_records = 00;
8918 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
8919 l_tcp->tccps = l_current_tccp;
8921 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
8922 if (l_default_tcp->m_mct_decoding_matrix) {
8923 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
8924 if (! l_tcp->m_mct_decoding_matrix) {
8927 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
8931 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
8932 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
8934 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
8935 if (! l_tcp->m_mct_records) {
8938 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
8940 /* Copy the mct record data from dflt_tile_cp to the current tile*/
8941 l_src_mct_rec = l_default_tcp->m_mct_records;
8942 l_dest_mct_rec = l_tcp->m_mct_records;
8944 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
8946 if (l_src_mct_rec->m_data) {
8948 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
8949 if (! l_dest_mct_rec->m_data) {
8952 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8953 l_src_mct_rec->m_data_size);
8958 /* Update with each pass to free exactly what has been allocated on early return. */
8959 l_tcp->m_nb_max_mct_records += 1;
8962 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8963 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8964 opj_simple_mcc_decorrelation_data_t);
8965 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8966 l_mcc_records_size);
8967 if (! l_tcp->m_mcc_records) {
8970 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8971 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8973 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8974 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8975 l_dest_mcc_rec = l_tcp->m_mcc_records;
8977 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8979 if (l_src_mcc_rec->m_decorrelation_array) {
8980 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8981 l_default_tcp->m_mct_records);
8982 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8985 if (l_src_mcc_rec->m_offset_array) {
8986 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8987 l_default_tcp->m_mct_records);
8988 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8995 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8996 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8998 /* Move to next tile cp*/
9002 /* Create the current tile decoder*/
9003 p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
9004 if (! p_j2k->m_tcd) {
9008 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
9009 opj_tcd_destroy(p_j2k->m_tcd);
9011 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
9018 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
9021 const opj_dec_memory_marker_handler_t *e;
9022 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
9023 if (e->id == p_id) {
9024 break; /* we find a handler corresponding to the marker ID*/
9030 void opj_j2k_destroy(opj_j2k_t *p_j2k)
9036 if (p_j2k->m_is_decoder) {
9038 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
9039 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
9040 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
9041 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
9044 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
9045 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
9046 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
9047 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
9050 opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
9051 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
9052 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
9056 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
9057 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9058 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
9061 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
9062 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
9063 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
9064 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
9067 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
9068 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
9069 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
9070 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
9074 opj_tcd_destroy(p_j2k->m_tcd);
9076 opj_j2k_cp_destroy(&(p_j2k->m_cp));
9077 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
9079 opj_procedure_list_destroy(p_j2k->m_procedure_list);
9080 p_j2k->m_procedure_list = 00;
9082 opj_procedure_list_destroy(p_j2k->m_validation_list);
9083 p_j2k->m_procedure_list = 00;
9085 j2k_destroy_cstr_index(p_j2k->cstr_index);
9086 p_j2k->cstr_index = NULL;
9088 opj_image_destroy(p_j2k->m_private_image);
9089 p_j2k->m_private_image = NULL;
9091 opj_image_destroy(p_j2k->m_output_image);
9092 p_j2k->m_output_image = NULL;
9094 opj_thread_pool_destroy(p_j2k->m_tp);
9100 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
9104 if (p_cstr_ind->marker) {
9105 opj_free(p_cstr_ind->marker);
9106 p_cstr_ind->marker = NULL;
9109 if (p_cstr_ind->tile_index) {
9110 OPJ_UINT32 it_tile = 0;
9112 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
9114 if (p_cstr_ind->tile_index[it_tile].packet_index) {
9115 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
9116 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
9119 if (p_cstr_ind->tile_index[it_tile].tp_index) {
9120 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
9121 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
9124 if (p_cstr_ind->tile_index[it_tile].marker) {
9125 opj_free(p_cstr_ind->tile_index[it_tile].marker);
9126 p_cstr_ind->tile_index[it_tile].marker = NULL;
9131 opj_free(p_cstr_ind->tile_index);
9132 p_cstr_ind->tile_index = NULL;
9135 opj_free(p_cstr_ind);
9139 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
9145 if (p_tcp->ppt_markers != 00) {
9147 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
9148 if (p_tcp->ppt_markers[i].m_data != NULL) {
9149 opj_free(p_tcp->ppt_markers[i].m_data);
9152 p_tcp->ppt_markers_count = 0U;
9153 opj_free(p_tcp->ppt_markers);
9154 p_tcp->ppt_markers = NULL;
9157 if (p_tcp->ppt_buffer != 00) {
9158 opj_free(p_tcp->ppt_buffer);
9159 p_tcp->ppt_buffer = 00;
9162 if (p_tcp->tccps != 00) {
9163 opj_free(p_tcp->tccps);
9167 if (p_tcp->m_mct_coding_matrix != 00) {
9168 opj_free(p_tcp->m_mct_coding_matrix);
9169 p_tcp->m_mct_coding_matrix = 00;
9172 if (p_tcp->m_mct_decoding_matrix != 00) {
9173 opj_free(p_tcp->m_mct_decoding_matrix);
9174 p_tcp->m_mct_decoding_matrix = 00;
9177 if (p_tcp->m_mcc_records) {
9178 opj_free(p_tcp->m_mcc_records);
9179 p_tcp->m_mcc_records = 00;
9180 p_tcp->m_nb_max_mcc_records = 0;
9181 p_tcp->m_nb_mcc_records = 0;
9184 if (p_tcp->m_mct_records) {
9185 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
9188 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
9189 if (l_mct_data->m_data) {
9190 opj_free(l_mct_data->m_data);
9191 l_mct_data->m_data = 00;
9197 opj_free(p_tcp->m_mct_records);
9198 p_tcp->m_mct_records = 00;
9201 if (p_tcp->mct_norms != 00) {
9202 opj_free(p_tcp->mct_norms);
9203 p_tcp->mct_norms = 00;
9206 opj_j2k_tcp_data_destroy(p_tcp);
9210 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
9212 if (p_tcp->m_data) {
9213 opj_free(p_tcp->m_data);
9214 p_tcp->m_data = NULL;
9215 p_tcp->m_data_size = 0;
9219 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
9221 OPJ_UINT32 l_nb_tiles;
9222 opj_tcp_t * l_current_tile = 00;
9227 if (p_cp->tcps != 00) {
9229 l_current_tile = p_cp->tcps;
9230 l_nb_tiles = p_cp->th * p_cp->tw;
9232 for (i = 0U; i < l_nb_tiles; ++i) {
9233 opj_j2k_tcp_destroy(l_current_tile);
9236 opj_free(p_cp->tcps);
9239 if (p_cp->ppm_markers != 00) {
9241 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
9242 if (p_cp->ppm_markers[i].m_data != NULL) {
9243 opj_free(p_cp->ppm_markers[i].m_data);
9246 p_cp->ppm_markers_count = 0U;
9247 opj_free(p_cp->ppm_markers);
9248 p_cp->ppm_markers = NULL;
9250 opj_free(p_cp->ppm_buffer);
9251 p_cp->ppm_buffer = 00;
9253 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
9254 opj_free(p_cp->comment);
9256 if (! p_cp->m_is_decoder) {
9257 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
9258 p_cp->m_specific_param.m_enc.m_matrice = 00;
9262 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
9263 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
9264 opj_event_mgr_t * p_manager)
9266 OPJ_BYTE l_header_data[10];
9267 OPJ_OFF_T l_stream_pos_backup;
9268 OPJ_UINT32 l_current_marker;
9269 OPJ_UINT32 l_marker_size;
9270 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
9272 /* initialize to no correction needed */
9273 *p_correction_needed = OPJ_FALSE;
9275 if (!opj_stream_has_seek(p_stream)) {
9276 /* We can't do much in this case, seek is needed */
9280 l_stream_pos_backup = opj_stream_tell(p_stream);
9281 if (l_stream_pos_backup == -1) {
9282 /* let's do nothing */
9287 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
9288 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
9289 /* assume all is OK */
9290 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9296 /* Read 2 bytes from buffer as the new marker ID */
9297 opj_read_bytes(l_header_data, &l_current_marker, 2);
9299 if (l_current_marker != J2K_MS_SOT) {
9300 /* assume all is OK */
9301 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9307 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
9308 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
9309 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9313 /* Read 2 bytes from the buffer as the marker size */
9314 opj_read_bytes(l_header_data, &l_marker_size, 2);
9316 /* Check marker size for SOT Marker */
9317 if (l_marker_size != 10) {
9318 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
9323 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
9324 p_manager) != l_marker_size) {
9325 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9329 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
9330 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
9334 if (l_tile_no == tile_no) {
9335 /* we found what we were looking for */
9339 if (l_tot_len < 14U) {
9340 /* last SOT until EOC or invalid Psot value */
9341 /* assume all is OK */
9342 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9348 /* look for next SOT marker */
9349 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
9350 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
9351 /* assume all is OK */
9352 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9359 /* check for correction */
9360 if (l_current_part == l_num_parts) {
9361 *p_correction_needed = OPJ_TRUE;
9364 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9370 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
9371 OPJ_UINT32 * p_tile_index,
9372 OPJ_UINT32 * p_data_size,
9373 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
9374 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
9375 OPJ_UINT32 * p_nb_comps,
9377 opj_stream_private_t *p_stream,
9378 opj_event_mgr_t * p_manager)
9380 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
9381 OPJ_UINT32 l_marker_size;
9382 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
9383 opj_tcp_t * l_tcp = NULL;
9386 assert(p_stream != 00);
9387 assert(p_j2k != 00);
9388 assert(p_manager != 00);
9390 /* Reach the End Of Codestream ?*/
9391 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
9392 l_current_marker = J2K_MS_EOC;
9394 /* We need to encounter a SOT marker (a new tile-part header) */
9395 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9399 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
9400 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
9401 (l_current_marker != J2K_MS_EOC)) {
9403 /* Try to read until the Start Of Data is detected */
9404 while (l_current_marker != J2K_MS_SOD) {
9406 if (opj_stream_get_number_byte_left(p_stream) == 0) {
9407 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9411 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
9412 if (opj_stream_read_data(p_stream,
9413 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9414 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9418 /* Read 2 bytes from the buffer as the marker size */
9419 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
9422 /* Check marker size (does not include marker ID but includes marker size) */
9423 if (l_marker_size < 2) {
9424 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
9428 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
9429 if (l_current_marker == 0x8080 &&
9430 opj_stream_get_number_byte_left(p_stream) == 0) {
9431 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9435 /* Why this condition? FIXME */
9436 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
9437 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
9439 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
9441 /* Get the marker handler from the marker ID */
9442 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
9444 /* Check if the marker is known and if it is the right place to find it */
9445 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
9446 opj_event_msg(p_manager, EVT_ERROR,
9447 "Marker is not compliant with its position\n");
9450 /* FIXME manage case of unknown marker as in the main header ? */
9452 /* Check if the marker size is compatible with the header data size */
9453 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
9454 OPJ_BYTE *new_header_data = NULL;
9455 /* If we are here, this means we consider this marker as known & we will read it */
9456 /* Check enough bytes left in stream before allocation */
9457 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
9458 opj_event_msg(p_manager, EVT_ERROR,
9459 "Marker size inconsistent with stream length\n");
9462 new_header_data = (OPJ_BYTE *) opj_realloc(
9463 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
9464 if (! new_header_data) {
9465 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
9466 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
9467 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
9468 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
9471 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
9472 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
9475 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
9476 if (opj_stream_read_data(p_stream,
9477 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
9478 p_manager) != l_marker_size) {
9479 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9483 if (!l_marker_handler->handler) {
9484 /* See issue #175 */
9485 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
9488 /* Read the marker segment with the correct marker handler */
9489 if (!(*(l_marker_handler->handler))(p_j2k,
9490 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
9491 opj_event_msg(p_manager, EVT_ERROR,
9492 "Fail to read the current marker segment (%#x)\n", l_current_marker);
9496 /* Add the marker to the codestream index*/
9497 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
9499 l_marker_handler->id,
9500 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
9501 l_marker_size + 4)) {
9502 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
9506 /* Keep the position of the last SOT marker read */
9507 if (l_marker_handler->id == J2K_MS_SOT) {
9508 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
9510 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
9511 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
9515 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
9516 /* Skip the rest of the tile part header*/
9517 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
9518 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
9519 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9522 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
9524 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
9525 if (opj_stream_read_data(p_stream,
9526 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9527 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9530 /* Read 2 bytes from the buffer as the new marker ID */
9531 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
9532 &l_current_marker, 2);
9535 if (opj_stream_get_number_byte_left(p_stream) == 0
9536 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
9540 /* If we didn't skip data before, we need to read the SOD marker*/
9541 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
9542 /* Try to read the SOD marker and skip data ? FIXME */
9543 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
9546 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
9547 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
9549 OPJ_BOOL l_correction_needed;
9551 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9552 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
9553 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
9554 opj_event_msg(p_manager, EVT_ERROR,
9555 "opj_j2k_apply_nb_tile_parts_correction error\n");
9558 if (l_correction_needed) {
9559 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9560 OPJ_UINT32 l_tile_no;
9562 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
9563 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
9565 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
9566 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
9567 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
9570 opj_event_msg(p_manager, EVT_WARNING,
9571 "Non conformant codestream TPsot==TNsot.\n");
9574 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
9575 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
9576 if (opj_stream_read_data(p_stream,
9577 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9578 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9582 /* Read 2 bytes from buffer as the new marker ID */
9583 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
9584 &l_current_marker, 2);
9587 /* Indicate we will try to read a new tile-part header*/
9588 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
9589 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
9590 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9592 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
9593 if (opj_stream_read_data(p_stream,
9594 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9595 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9599 /* Read 2 bytes from buffer as the new marker ID */
9600 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
9601 &l_current_marker, 2);
9605 /* Current marker is the EOC marker ?*/
9606 if (l_current_marker == J2K_MS_EOC) {
9607 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
9608 p_j2k->m_current_tile_number = 0;
9609 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
9614 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
9615 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9616 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
9618 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
9619 ++p_j2k->m_current_tile_number;
9623 if (p_j2k->m_current_tile_number == l_nb_tiles) {
9624 *p_go_on = OPJ_FALSE;
9629 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
9631 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
9635 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
9637 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
9641 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
9642 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
9644 *p_tile_index = p_j2k->m_current_tile_number;
9645 *p_go_on = OPJ_TRUE;
9647 /* For internal use in j2k.c, we don't need this */
9648 /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
9649 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
9650 if (*p_data_size == UINT_MAX) {
9654 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
9655 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
9656 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
9657 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
9658 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
9660 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
9665 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
9666 OPJ_UINT32 p_tile_index,
9668 OPJ_UINT32 p_data_size,
9669 opj_stream_private_t *p_stream,
9670 opj_event_mgr_t * p_manager)
9672 OPJ_UINT32 l_current_marker;
9673 OPJ_BYTE l_data [2];
9675 opj_image_t* l_image_for_bounds;
9678 assert(p_stream != 00);
9679 assert(p_j2k != 00);
9680 assert(p_manager != 00);
9682 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
9683 || (p_tile_index != p_j2k->m_current_tile_number)) {
9687 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
9688 if (! l_tcp->m_data) {
9689 opj_j2k_tcp_destroy(l_tcp);
9693 /* When using the opj_read_tile_header / opj_decode_tile_data API */
9694 /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
9695 /* to the full image dimension. This is a bit surprising that */
9696 /* opj_set_decode_area() is only used to determinte intersecting tiles, */
9697 /* but full tile decoding is done */
9698 l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
9699 p_j2k->m_private_image;
9700 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
9701 l_image_for_bounds->x0,
9702 l_image_for_bounds->y0,
9703 l_image_for_bounds->x1,
9704 l_image_for_bounds->y1,
9705 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
9706 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
9710 p_j2k->cstr_index, p_manager)) {
9711 opj_j2k_tcp_destroy(l_tcp);
9712 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
9713 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
9717 /* p_data can be set to NULL when the call will take care of using */
9718 /* itself the TCD data. This is typically the case for whole single */
9719 /* tile decoding optimization. */
9720 if (p_data != NULL) {
9721 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
9725 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
9726 * we destroy just the data which will be re-read in read_tile_header*/
9727 /*opj_j2k_tcp_destroy(l_tcp);
9728 p_j2k->m_tcd->tcp = 0;*/
9729 opj_j2k_tcp_data_destroy(l_tcp);
9732 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
9733 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
9735 if (opj_stream_get_number_byte_left(p_stream) == 0
9736 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
9740 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
9741 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
9742 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9746 opj_read_bytes(l_data, &l_current_marker, 2);
9748 if (l_current_marker == J2K_MS_EOC) {
9749 p_j2k->m_current_tile_number = 0;
9750 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
9751 } else if (l_current_marker != J2K_MS_SOT) {
9752 if (opj_stream_get_number_byte_left(p_stream) == 0) {
9753 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9754 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
9757 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
9765 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
9766 opj_image_t* p_output_image)
9769 OPJ_UINT32 l_width_src, l_height_src;
9770 OPJ_UINT32 l_width_dest, l_height_dest;
9771 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
9772 OPJ_SIZE_T l_start_offset_src;
9773 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
9774 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
9775 OPJ_SIZE_T l_start_offset_dest;
9777 opj_image_comp_t * l_img_comp_src = 00;
9778 opj_image_comp_t * l_img_comp_dest = 00;
9780 opj_tcd_tilecomp_t * l_tilec = 00;
9781 opj_image_t * l_image_src = 00;
9782 OPJ_INT32 * l_dest_ptr;
9784 l_tilec = p_tcd->tcd_image->tiles->comps;
9785 l_image_src = p_tcd->image;
9786 l_img_comp_src = l_image_src->comps;
9788 l_img_comp_dest = p_output_image->comps;
9790 for (i = 0; i < l_image_src->numcomps;
9791 i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
9792 OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
9793 OPJ_UINT32 src_data_stride;
9794 const OPJ_INT32* p_src_data;
9796 /* Copy info from decoded comp image to output image */
9797 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
9799 if (p_tcd->whole_tile_decoding) {
9800 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9801 l_img_comp_src->resno_decoded;
9806 src_data_stride = (OPJ_UINT32)(
9807 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
9808 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
9809 p_src_data = l_tilec->data;
9811 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9812 l_img_comp_src->resno_decoded;
9813 res_x0 = (OPJ_INT32)l_res->win_x0;
9814 res_y0 = (OPJ_INT32)l_res->win_y0;
9815 res_x1 = (OPJ_INT32)l_res->win_x1;
9816 res_y1 = (OPJ_INT32)l_res->win_y1;
9817 src_data_stride = l_res->win_x1 - l_res->win_x0;
9818 p_src_data = l_tilec->data_win;
9821 if (p_src_data == NULL) {
9822 /* Happens for partial component decoding */
9826 l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
9827 l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
9830 /* Current tile component size*/
9832 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
9833 res_x0, res_x1, res_y0, res_y1);
9837 /* Border of the current output component*/
9838 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
9839 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
9840 l_x1_dest = l_x0_dest +
9841 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
9842 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
9845 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
9846 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
9850 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
9851 * of the input buffer (decoded tile component) which will be move
9852 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
9853 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
9854 * by this input area.
9856 assert(res_x0 >= 0);
9857 assert(res_x1 >= 0);
9858 if (l_x0_dest < (OPJ_UINT32)res_x0) {
9859 l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
9860 l_offset_x0_src = 0;
9862 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9863 l_width_dest = l_width_src;
9864 l_offset_x1_src = 0;
9866 l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
9867 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
9870 l_start_x_dest = 0U;
9871 l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
9873 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9874 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
9875 l_offset_x1_src = 0;
9877 l_width_dest = l_img_comp_dest->w ;
9878 l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
9882 if (l_y0_dest < (OPJ_UINT32)res_y0) {
9883 l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
9884 l_offset_y0_src = 0;
9886 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9887 l_height_dest = l_height_src;
9888 l_offset_y1_src = 0;
9890 l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
9891 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
9894 l_start_y_dest = 0U;
9895 l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
9897 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9898 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
9899 l_offset_y1_src = 0;
9901 l_height_dest = l_img_comp_dest->h ;
9902 l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
9906 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
9907 (l_offset_y1_src < 0)) {
9910 /* testcase 2977.pdf.asan.67.2198 */
9911 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
9916 /* Compute the input buffer offset */
9917 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
9918 * (OPJ_SIZE_T)src_data_stride;
9920 /* Compute the output buffer offset */
9921 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
9922 * (OPJ_SIZE_T)l_img_comp_dest->w;
9924 /* Allocate output component buffer if necessary */
9925 if (l_img_comp_dest->data == NULL &&
9926 l_start_offset_src == 0 && l_start_offset_dest == 0 &&
9927 src_data_stride == l_img_comp_dest->w &&
9928 l_width_dest == l_img_comp_dest->w &&
9929 l_height_dest == l_img_comp_dest->h) {
9930 /* If the final image matches the tile buffer, then borrow it */
9931 /* directly to save a copy */
9932 if (p_tcd->whole_tile_decoding) {
9933 l_img_comp_dest->data = l_tilec->data;
9934 l_tilec->data = NULL;
9936 l_img_comp_dest->data = l_tilec->data_win;
9937 l_tilec->data_win = NULL;
9940 } else if (l_img_comp_dest->data == NULL) {
9941 OPJ_SIZE_T l_width = l_img_comp_dest->w;
9942 OPJ_SIZE_T l_height = l_img_comp_dest->h;
9944 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
9945 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
9946 /* would overflow */
9949 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
9951 if (! l_img_comp_dest->data) {
9955 if (l_img_comp_dest->w != l_width_dest ||
9956 l_img_comp_dest->h != l_height_dest) {
9957 memset(l_img_comp_dest->data, 0,
9958 (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
9962 /* Move the output buffer to the first place where we will write*/
9963 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
9966 const OPJ_INT32 * l_src_ptr = p_src_data;
9967 l_src_ptr += l_start_offset_src;
9969 for (j = 0; j < l_height_dest; ++j) {
9970 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9971 l_dest_ptr += l_img_comp_dest->w;
9972 l_src_ptr += src_data_stride;
9982 static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
9983 opj_event_mgr_t * p_manager)
9986 OPJ_INT32 l_comp_x1, l_comp_y1;
9987 opj_image_comp_t* l_img_comp = NULL;
9989 l_img_comp = p_image->comps;
9990 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9992 if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
9993 p_image->y0 > (OPJ_UINT32)INT_MAX ||
9994 p_image->x1 > (OPJ_UINT32)INT_MAX ||
9995 p_image->y1 > (OPJ_UINT32)INT_MAX) {
9996 opj_event_msg(p_manager, EVT_ERROR,
9997 "Image coordinates above INT_MAX are not supported\n");
10001 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
10002 (OPJ_INT32)l_img_comp->dx);
10003 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
10004 (OPJ_INT32)l_img_comp->dy);
10005 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
10006 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10008 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
10009 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
10011 opj_event_msg(p_manager, EVT_ERROR,
10012 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
10016 l_img_comp->w = (OPJ_UINT32)l_w;
10018 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
10019 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
10021 opj_event_msg(p_manager, EVT_ERROR,
10022 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
10026 l_img_comp->h = (OPJ_UINT32)l_h;
10034 OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
10035 OPJ_UINT32 numcomps,
10036 const OPJ_UINT32* comps_indices,
10037 opj_event_mgr_t * p_manager)
10040 OPJ_BOOL* already_mapped;
10042 if (p_j2k->m_private_image == NULL) {
10043 opj_event_msg(p_manager, EVT_ERROR,
10044 "opj_read_header() should be called before "
10045 "opj_set_decoded_components().\n");
10049 already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
10050 p_j2k->m_private_image->numcomps);
10051 if (already_mapped == NULL) {
10055 for (i = 0; i < numcomps; i++) {
10056 if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
10057 opj_event_msg(p_manager, EVT_ERROR,
10058 "Invalid component index: %u\n",
10060 opj_free(already_mapped);
10063 if (already_mapped[comps_indices[i]]) {
10064 opj_event_msg(p_manager, EVT_ERROR,
10065 "Component index %u used several times\n",
10067 opj_free(already_mapped);
10070 already_mapped[comps_indices[i]] = OPJ_TRUE;
10072 opj_free(already_mapped);
10074 opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
10076 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
10077 (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
10078 if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
10079 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
10082 memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
10084 numcomps * sizeof(OPJ_UINT32));
10086 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
10088 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
10094 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
10095 opj_image_t* p_image,
10096 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
10097 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
10098 opj_event_mgr_t * p_manager)
10100 opj_cp_t * l_cp = &(p_j2k->m_cp);
10101 opj_image_t * l_image = p_j2k->m_private_image;
10103 OPJ_UINT32 it_comp;
10105 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10106 p_j2k->m_cp.tcps[0].m_data != NULL) {
10107 /* In the case of a single-tiled image whose codestream we have already */
10108 /* ingested, go on */
10110 /* Check if we are read the main header */
10111 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
10112 opj_event_msg(p_manager, EVT_ERROR,
10113 "Need to decode the main header before begin to decode the remaining codestream.\n");
10117 /* Update the comps[].factor member of the output image with the one */
10119 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
10120 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
10123 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
10124 opj_event_msg(p_manager, EVT_INFO,
10125 "No decoded area parameters, set the decoded area to the whole image\n");
10127 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
10128 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
10129 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
10130 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
10132 p_image->x0 = l_image->x0;
10133 p_image->y0 = l_image->y0;
10134 p_image->x1 = l_image->x1;
10135 p_image->y1 = l_image->y1;
10137 return opj_j2k_update_image_dimensions(p_image, p_manager);
10141 /* Check if the positions provided by the user are correct */
10144 if (p_start_x < 0) {
10145 opj_event_msg(p_manager, EVT_ERROR,
10146 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
10149 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
10150 opj_event_msg(p_manager, EVT_ERROR,
10151 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
10152 p_start_x, l_image->x1);
10154 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
10155 opj_event_msg(p_manager, EVT_WARNING,
10156 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
10157 p_start_x, l_image->x0);
10158 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
10159 p_image->x0 = l_image->x0;
10161 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
10162 l_cp->tx0) / l_cp->tdx;
10163 p_image->x0 = (OPJ_UINT32)p_start_x;
10167 if (p_start_y < 0) {
10168 opj_event_msg(p_manager, EVT_ERROR,
10169 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
10172 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
10173 opj_event_msg(p_manager, EVT_ERROR,
10174 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
10175 p_start_y, l_image->y1);
10177 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
10178 opj_event_msg(p_manager, EVT_WARNING,
10179 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
10180 p_start_y, l_image->y0);
10181 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
10182 p_image->y0 = l_image->y0;
10184 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
10185 l_cp->ty0) / l_cp->tdy;
10186 p_image->y0 = (OPJ_UINT32)p_start_y;
10190 if (p_end_x <= 0) {
10191 opj_event_msg(p_manager, EVT_ERROR,
10192 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
10195 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
10196 opj_event_msg(p_manager, EVT_ERROR,
10197 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
10198 p_end_x, l_image->x0);
10200 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
10201 opj_event_msg(p_manager, EVT_WARNING,
10202 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
10203 p_end_x, l_image->x1);
10204 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
10205 p_image->x1 = l_image->x1;
10207 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
10208 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
10209 p_image->x1 = (OPJ_UINT32)p_end_x;
10213 if (p_end_y <= 0) {
10214 opj_event_msg(p_manager, EVT_ERROR,
10215 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
10218 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
10219 opj_event_msg(p_manager, EVT_ERROR,
10220 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
10221 p_end_y, l_image->y0);
10224 if ((OPJ_UINT32)p_end_y > l_image->y1) {
10225 opj_event_msg(p_manager, EVT_WARNING,
10226 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
10227 p_end_y, l_image->y1);
10228 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
10229 p_image->y1 = l_image->y1;
10231 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
10232 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
10233 p_image->y1 = (OPJ_UINT32)p_end_y;
10237 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
10239 ret = opj_j2k_update_image_dimensions(p_image, p_manager);
10242 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
10243 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
10249 opj_j2k_t* opj_j2k_create_decompress(void)
10251 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
10256 l_j2k->m_is_decoder = 1;
10257 l_j2k->m_cp.m_is_decoder = 1;
10258 /* in the absence of JP2 boxes, consider different bit depth / sign */
10259 /* per component is allowed */
10260 l_j2k->m_cp.allow_different_bit_depth_sign = 1;
10262 #ifdef OPJ_DISABLE_TPSOT_FIX
10263 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
10266 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
10267 sizeof(opj_tcp_t));
10268 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
10269 opj_j2k_destroy(l_j2k);
10273 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
10274 OPJ_J2K_DEFAULT_HEADER_SIZE);
10275 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
10276 opj_j2k_destroy(l_j2k);
10280 l_j2k->m_specific_param.m_decoder.m_header_data_size =
10281 OPJ_J2K_DEFAULT_HEADER_SIZE;
10283 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
10285 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
10287 /* codestream index creation */
10288 l_j2k->cstr_index = opj_j2k_create_cstr_index();
10289 if (!l_j2k->cstr_index) {
10290 opj_j2k_destroy(l_j2k);
10294 /* validation list creation */
10295 l_j2k->m_validation_list = opj_procedure_list_create();
10296 if (! l_j2k->m_validation_list) {
10297 opj_j2k_destroy(l_j2k);
10301 /* execution list creation */
10302 l_j2k->m_procedure_list = opj_procedure_list_create();
10303 if (! l_j2k->m_procedure_list) {
10304 opj_j2k_destroy(l_j2k);
10308 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
10309 if (!l_j2k->m_tp) {
10310 l_j2k->m_tp = opj_thread_pool_create(0);
10312 if (!l_j2k->m_tp) {
10313 opj_j2k_destroy(l_j2k);
10320 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
10322 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
10323 opj_calloc(1, sizeof(opj_codestream_index_t));
10328 cstr_index->maxmarknum = 100;
10329 cstr_index->marknum = 0;
10330 cstr_index->marker = (opj_marker_info_t*)
10331 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
10332 if (!cstr_index-> marker) {
10333 opj_free(cstr_index);
10337 cstr_index->tile_index = NULL;
10342 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
10343 OPJ_UINT32 p_tile_no,
10344 OPJ_UINT32 p_comp_no)
10346 opj_cp_t *l_cp = 00;
10347 opj_tcp_t *l_tcp = 00;
10348 opj_tccp_t *l_tccp = 00;
10350 /* preconditions */
10351 assert(p_j2k != 00);
10353 l_cp = &(p_j2k->m_cp);
10354 l_tcp = &l_cp->tcps[p_tile_no];
10355 l_tccp = &l_tcp->tccps[p_comp_no];
10357 /* preconditions again */
10358 assert(p_tile_no < (l_cp->tw * l_cp->th));
10359 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10361 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
10362 return 5 + l_tccp->numresolutions;
10368 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
10369 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
10372 opj_cp_t *l_cp = NULL;
10373 opj_tcp_t *l_tcp = NULL;
10374 opj_tccp_t *l_tccp0 = NULL;
10375 opj_tccp_t *l_tccp1 = NULL;
10377 /* preconditions */
10378 assert(p_j2k != 00);
10380 l_cp = &(p_j2k->m_cp);
10381 l_tcp = &l_cp->tcps[p_tile_no];
10382 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
10383 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
10385 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
10388 if (l_tccp0->cblkw != l_tccp1->cblkw) {
10391 if (l_tccp0->cblkh != l_tccp1->cblkh) {
10394 if (l_tccp0->cblksty != l_tccp1->cblksty) {
10397 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
10400 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
10404 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
10405 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
10408 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
10415 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
10416 OPJ_UINT32 p_tile_no,
10417 OPJ_UINT32 p_comp_no,
10419 OPJ_UINT32 * p_header_size,
10420 struct opj_event_mgr * p_manager)
10423 opj_cp_t *l_cp = 00;
10424 opj_tcp_t *l_tcp = 00;
10425 opj_tccp_t *l_tccp = 00;
10427 /* preconditions */
10428 assert(p_j2k != 00);
10429 assert(p_header_size != 00);
10430 assert(p_manager != 00);
10431 assert(p_data != 00);
10433 l_cp = &(p_j2k->m_cp);
10434 l_tcp = &l_cp->tcps[p_tile_no];
10435 l_tccp = &l_tcp->tccps[p_comp_no];
10437 /* preconditions again */
10438 assert(p_tile_no < (l_cp->tw * l_cp->th));
10439 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
10441 if (*p_header_size < 5) {
10442 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
10446 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
10449 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
10452 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
10455 opj_write_bytes(p_data, l_tccp->cblksty,
10456 1); /* SPcoc (G) */
10459 opj_write_bytes(p_data, l_tccp->qmfbid,
10460 1); /* SPcoc (H) */
10463 *p_header_size = *p_header_size - 5;
10465 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
10467 if (*p_header_size < l_tccp->numresolutions) {
10468 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
10472 for (i = 0; i < l_tccp->numresolutions; ++i) {
10473 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
10474 1); /* SPcoc (I_i) */
10478 *p_header_size = *p_header_size - l_tccp->numresolutions;
10484 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
10486 OPJ_BYTE * p_header_data,
10487 OPJ_UINT32 * p_header_size,
10488 opj_event_mgr_t * p_manager)
10490 OPJ_UINT32 i, l_tmp;
10491 opj_cp_t *l_cp = NULL;
10492 opj_tcp_t *l_tcp = NULL;
10493 opj_tccp_t *l_tccp = NULL;
10494 OPJ_BYTE * l_current_ptr = NULL;
10496 /* preconditions */
10497 assert(p_j2k != 00);
10498 assert(p_manager != 00);
10499 assert(p_header_data != 00);
10501 l_cp = &(p_j2k->m_cp);
10502 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
10503 &l_cp->tcps[p_j2k->m_current_tile_number] :
10504 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10506 /* precondition again */
10507 assert(compno < p_j2k->m_private_image->numcomps);
10509 l_tccp = &l_tcp->tccps[compno];
10510 l_current_ptr = p_header_data;
10512 /* make sure room is sufficient */
10513 if (*p_header_size < 5) {
10514 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
10518 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
10519 1); /* SPcox (D) */
10520 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
10521 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
10522 opj_event_msg(p_manager, EVT_ERROR,
10523 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
10524 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
10529 /* If user wants to remove more resolutions than the codestream contains, return error */
10530 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
10531 opj_event_msg(p_manager, EVT_ERROR,
10532 "Error decoding component %d.\nThe number of resolutions "
10533 "to remove (%d) is greater or equal than the number "
10534 "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
10535 compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
10536 p_j2k->m_specific_param.m_decoder.m_state |=
10537 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
10541 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
10543 l_tccp->cblkw += 2;
10545 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
10547 l_tccp->cblkh += 2;
10549 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
10550 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
10551 opj_event_msg(p_manager, EVT_ERROR,
10552 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
10557 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
10559 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
10560 opj_event_msg(p_manager, EVT_ERROR,
10561 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
10565 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
10568 *p_header_size = *p_header_size - 5;
10570 /* use custom precinct size ? */
10571 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
10572 if (*p_header_size < l_tccp->numresolutions) {
10573 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
10577 for (i = 0; i < l_tccp->numresolutions; ++i) {
10578 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
10580 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
10581 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
10582 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
10585 l_tccp->prcw[i] = l_tmp & 0xf;
10586 l_tccp->prch[i] = l_tmp >> 4;
10589 *p_header_size = *p_header_size - l_tccp->numresolutions;
10591 /* set default size for the precinct width and height */
10592 for (i = 0; i < l_tccp->numresolutions; ++i) {
10593 l_tccp->prcw[i] = 15;
10594 l_tccp->prch[i] = 15;
10598 #ifdef WIP_REMOVE_MSD
10600 if (p_j2k->cstr_info && compno == 0) {
10601 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
10603 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
10605 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
10607 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
10608 = l_tccp->numresolutions;
10609 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
10611 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
10614 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
10616 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
10625 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
10629 opj_cp_t *l_cp = NULL;
10630 opj_tcp_t *l_tcp = NULL;
10631 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
10632 OPJ_UINT32 l_prc_size;
10634 /* preconditions */
10635 assert(p_j2k != 00);
10637 l_cp = &(p_j2k->m_cp);
10638 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
10640 &l_cp->tcps[p_j2k->m_current_tile_number] :
10641 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10643 l_ref_tccp = &l_tcp->tccps[0];
10644 l_copied_tccp = l_ref_tccp + 1;
10645 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
10647 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10648 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
10649 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
10650 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
10651 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
10652 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
10653 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
10654 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
10659 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
10660 OPJ_UINT32 p_tile_no,
10661 OPJ_UINT32 p_comp_no)
10663 OPJ_UINT32 l_num_bands;
10665 opj_cp_t *l_cp = 00;
10666 opj_tcp_t *l_tcp = 00;
10667 opj_tccp_t *l_tccp = 00;
10669 /* preconditions */
10670 assert(p_j2k != 00);
10672 l_cp = &(p_j2k->m_cp);
10673 l_tcp = &l_cp->tcps[p_tile_no];
10674 l_tccp = &l_tcp->tccps[p_comp_no];
10676 /* preconditions again */
10677 assert(p_tile_no < l_cp->tw * l_cp->th);
10678 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10680 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10681 (l_tccp->numresolutions * 3 - 2);
10683 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10684 return 1 + l_num_bands;
10686 return 1 + 2 * l_num_bands;
10690 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
10691 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
10693 opj_cp_t *l_cp = NULL;
10694 opj_tcp_t *l_tcp = NULL;
10695 opj_tccp_t *l_tccp0 = NULL;
10696 opj_tccp_t *l_tccp1 = NULL;
10697 OPJ_UINT32 l_band_no, l_num_bands;
10699 /* preconditions */
10700 assert(p_j2k != 00);
10702 l_cp = &(p_j2k->m_cp);
10703 l_tcp = &l_cp->tcps[p_tile_no];
10704 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
10705 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
10707 if (l_tccp0->qntsty != l_tccp1->qntsty) {
10710 if (l_tccp0->numgbits != l_tccp1->numgbits) {
10713 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10716 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
10717 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
10722 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10723 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
10727 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
10728 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10729 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
10738 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
10739 OPJ_UINT32 p_tile_no,
10740 OPJ_UINT32 p_comp_no,
10742 OPJ_UINT32 * p_header_size,
10743 struct opj_event_mgr * p_manager)
10745 OPJ_UINT32 l_header_size;
10746 OPJ_UINT32 l_band_no, l_num_bands;
10747 OPJ_UINT32 l_expn, l_mant;
10749 opj_cp_t *l_cp = 00;
10750 opj_tcp_t *l_tcp = 00;
10751 opj_tccp_t *l_tccp = 00;
10753 /* preconditions */
10754 assert(p_j2k != 00);
10755 assert(p_header_size != 00);
10756 assert(p_manager != 00);
10757 assert(p_data != 00);
10759 l_cp = &(p_j2k->m_cp);
10760 l_tcp = &l_cp->tcps[p_tile_no];
10761 l_tccp = &l_tcp->tccps[p_comp_no];
10763 /* preconditions again */
10764 assert(p_tile_no < l_cp->tw * l_cp->th);
10765 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10767 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10768 (l_tccp->numresolutions * 3 - 2);
10770 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10771 l_header_size = 1 + l_num_bands;
10773 if (*p_header_size < l_header_size) {
10774 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
10778 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
10782 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10783 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
10784 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
10788 l_header_size = 1 + 2 * l_num_bands;
10790 if (*p_header_size < l_header_size) {
10791 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
10795 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
10799 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10800 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
10801 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
10803 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
10808 *p_header_size = *p_header_size - l_header_size;
10813 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
10814 OPJ_UINT32 p_comp_no,
10815 OPJ_BYTE* p_header_data,
10816 OPJ_UINT32 * p_header_size,
10817 opj_event_mgr_t * p_manager
10821 OPJ_UINT32 l_band_no;
10822 opj_cp_t *l_cp = 00;
10823 opj_tcp_t *l_tcp = 00;
10824 opj_tccp_t *l_tccp = 00;
10825 OPJ_BYTE * l_current_ptr = 00;
10826 OPJ_UINT32 l_tmp, l_num_band;
10829 assert(p_j2k != 00);
10830 assert(p_manager != 00);
10831 assert(p_header_data != 00);
10833 l_cp = &(p_j2k->m_cp);
10834 /* come from tile part header or main header ?*/
10835 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
10837 &l_cp->tcps[p_j2k->m_current_tile_number] :
10838 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10840 /* precondition again*/
10841 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10843 l_tccp = &l_tcp->tccps[p_comp_no];
10844 l_current_ptr = p_header_data;
10846 if (*p_header_size < 1) {
10847 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
10850 *p_header_size -= 1;
10852 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
10855 l_tccp->qntsty = l_tmp & 0x1f;
10856 l_tccp->numgbits = l_tmp >> 5;
10857 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10860 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
10862 (*p_header_size) / 2;
10864 if (l_num_band > OPJ_J2K_MAXBANDS) {
10865 opj_event_msg(p_manager, EVT_WARNING,
10866 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
10867 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
10868 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
10870 /*return OPJ_FALSE;*/
10875 if (l_cp->correct) {
10877 /* if JPWL is on, we check whether there are too many subbands */
10878 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
10879 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
10880 "JPWL: bad number of subbands in Sqcx (%d)\n",
10882 if (!JPWL_ASSUME) {
10883 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
10886 /* we try to correct */
10888 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
10889 "- setting number of bands to %d => HYPOTHESIS!!!\n",
10894 #endif /* USE_JPWL */
10896 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10897 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10898 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
10900 if (l_band_no < OPJ_J2K_MAXBANDS) {
10901 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
10902 l_tccp->stepsizes[l_band_no].mant = 0;
10905 *p_header_size = *p_header_size - l_num_band;
10907 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10908 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
10909 l_current_ptr += 2;
10910 if (l_band_no < OPJ_J2K_MAXBANDS) {
10911 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
10912 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
10915 *p_header_size = *p_header_size - 2 * l_num_band;
10918 /* Add Antonin : if scalar_derived -> compute other stepsizes */
10919 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10920 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
10921 l_tccp->stepsizes[l_band_no].expn =
10922 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
10924 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
10925 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
10932 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
10935 opj_cp_t *l_cp = NULL;
10936 opj_tcp_t *l_tcp = NULL;
10937 opj_tccp_t *l_ref_tccp = NULL;
10938 opj_tccp_t *l_copied_tccp = NULL;
10941 /* preconditions */
10942 assert(p_j2k != 00);
10944 l_cp = &(p_j2k->m_cp);
10945 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
10946 &l_cp->tcps[p_j2k->m_current_tile_number] :
10947 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10949 l_ref_tccp = &l_tcp->tccps[0];
10950 l_copied_tccp = l_ref_tccp + 1;
10951 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
10953 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10954 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
10955 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
10956 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
10961 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
10962 OPJ_INT32 numcomps, FILE* out_stream)
10964 if (l_default_tile) {
10967 fprintf(out_stream, "\t default tile {\n");
10968 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
10969 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
10970 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
10971 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
10973 for (compno = 0; compno < numcomps; compno++) {
10974 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10976 OPJ_INT32 bandno, numbands;
10979 fprintf(out_stream, "\t\t comp %d {\n", compno);
10980 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
10981 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
10982 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
10983 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
10984 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
10985 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
10987 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
10988 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
10989 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
10991 fprintf(out_stream, "\n");
10993 /* quantization style*/
10994 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
10995 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
10996 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
10997 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10998 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10999 for (bandno = 0; bandno < numbands; bandno++) {
11000 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
11001 l_tccp->stepsizes[bandno].expn);
11003 fprintf(out_stream, "\n");
11006 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
11008 fprintf(out_stream, "\t\t }\n");
11009 } /*end of component of default tile*/
11010 fprintf(out_stream, "\t }\n"); /*end of default tile*/
11014 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
11016 /* Check if the flag is compatible with j2k file*/
11017 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
11018 fprintf(out_stream, "Wrong flag\n");
11022 /* Dump the image_header */
11023 if (flag & OPJ_IMG_INFO) {
11024 if (p_j2k->m_private_image) {
11025 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
11029 /* Dump the codestream info from main header */
11030 if (flag & OPJ_J2K_MH_INFO) {
11031 if (p_j2k->m_private_image) {
11032 opj_j2k_dump_MH_info(p_j2k, out_stream);
11035 /* Dump all tile/codestream info */
11036 if (flag & OPJ_J2K_TCH_INFO) {
11037 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
11039 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
11040 if (p_j2k->m_private_image) {
11041 for (i = 0; i < l_nb_tiles; ++i) {
11042 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
11049 /* Dump the codestream info of the current tile */
11050 if (flag & OPJ_J2K_TH_INFO) {
11054 /* Dump the codestream index from main header */
11055 if (flag & OPJ_J2K_MH_IND) {
11056 opj_j2k_dump_MH_index(p_j2k, out_stream);
11059 /* Dump the codestream index of the current tile */
11060 if (flag & OPJ_J2K_TH_IND) {
11066 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
11068 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
11069 OPJ_UINT32 it_marker, it_tile, it_tile_part;
11071 fprintf(out_stream, "Codestream index from main header: {\n");
11073 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
11074 "\t Main header end position=%" PRIi64 "\n",
11075 cstr_index->main_head_start, cstr_index->main_head_end);
11077 fprintf(out_stream, "\t Marker list: {\n");
11079 if (cstr_index->marker) {
11080 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
11081 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
11082 cstr_index->marker[it_marker].type,
11083 cstr_index->marker[it_marker].pos,
11084 cstr_index->marker[it_marker].len);
11088 fprintf(out_stream, "\t }\n");
11090 if (cstr_index->tile_index) {
11092 /* Simple test to avoid to write empty information*/
11093 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
11094 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
11095 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
11098 if (l_acc_nb_of_tile_part) {
11099 fprintf(out_stream, "\t Tile index: {\n");
11101 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
11102 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
11104 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
11107 if (cstr_index->tile_index[it_tile].tp_index) {
11108 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
11109 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
11110 PRIi64 ", end_pos=%" PRIi64 ".\n",
11112 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
11113 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
11114 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
11118 if (cstr_index->tile_index[it_tile].marker) {
11119 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
11121 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
11122 cstr_index->tile_index[it_tile].marker[it_marker].type,
11123 cstr_index->tile_index[it_tile].marker[it_marker].pos,
11124 cstr_index->tile_index[it_tile].marker[it_marker].len);
11128 fprintf(out_stream, "\t }\n");
11132 fprintf(out_stream, "}\n");
11137 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
11140 fprintf(out_stream, "Codestream info from main header: {\n");
11142 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
11143 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
11144 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
11145 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
11146 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
11147 fprintf(out_stream, "}\n");
11150 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
11155 if (dev_dump_flag) {
11156 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
11159 fprintf(out_stream, "Image info {\n");
11164 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
11165 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
11167 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
11169 if (img_header->comps) {
11171 for (compno = 0; compno < img_header->numcomps; compno++) {
11172 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
11173 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
11175 fprintf(out_stream, "%s}\n", tab);
11179 fprintf(out_stream, "}\n");
11182 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
11183 OPJ_BOOL dev_dump_flag, FILE* out_stream)
11187 if (dev_dump_flag) {
11188 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
11196 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
11197 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
11198 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
11200 if (dev_dump_flag) {
11201 fprintf(out_stream, "}\n");
11205 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
11208 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
11209 opj_tcp_t *l_default_tile;
11210 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
11211 sizeof(opj_codestream_info_v2_t));
11216 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
11218 cstr_info->tx0 = p_j2k->m_cp.tx0;
11219 cstr_info->ty0 = p_j2k->m_cp.ty0;
11220 cstr_info->tdx = p_j2k->m_cp.tdx;
11221 cstr_info->tdy = p_j2k->m_cp.tdy;
11222 cstr_info->tw = p_j2k->m_cp.tw;
11223 cstr_info->th = p_j2k->m_cp.th;
11225 cstr_info->tile_info = NULL; /* Not fill from the main header*/
11227 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
11229 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
11230 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
11231 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
11232 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
11234 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
11235 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
11236 if (!cstr_info->m_default_tile_info.tccp_info) {
11237 opj_destroy_cstr_info(&cstr_info);
11241 for (compno = 0; compno < numcomps; compno++) {
11242 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
11243 opj_tccp_info_t *l_tccp_info = &
11244 (cstr_info->m_default_tile_info.tccp_info[compno]);
11245 OPJ_INT32 bandno, numbands;
11248 l_tccp_info->csty = l_tccp->csty;
11249 l_tccp_info->numresolutions = l_tccp->numresolutions;
11250 l_tccp_info->cblkw = l_tccp->cblkw;
11251 l_tccp_info->cblkh = l_tccp->cblkh;
11252 l_tccp_info->cblksty = l_tccp->cblksty;
11253 l_tccp_info->qmfbid = l_tccp->qmfbid;
11254 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
11255 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
11256 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
11259 /* quantization style*/
11260 l_tccp_info->qntsty = l_tccp->qntsty;
11261 l_tccp_info->numgbits = l_tccp->numgbits;
11263 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
11264 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
11265 if (numbands < OPJ_J2K_MAXBANDS) {
11266 for (bandno = 0; bandno < numbands; bandno++) {
11267 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
11268 l_tccp->stepsizes[bandno].mant;
11269 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
11270 l_tccp->stepsizes[bandno].expn;
11275 l_tccp_info->roishift = l_tccp->roishift;
11281 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
11283 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
11284 opj_calloc(1, sizeof(opj_codestream_index_t));
11285 if (!l_cstr_index) {
11289 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
11290 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
11291 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
11293 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
11294 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
11295 sizeof(opj_marker_info_t));
11296 if (!l_cstr_index->marker) {
11297 opj_free(l_cstr_index);
11301 if (p_j2k->cstr_index->marker) {
11302 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
11303 l_cstr_index->marknum * sizeof(opj_marker_info_t));
11305 opj_free(l_cstr_index->marker);
11306 l_cstr_index->marker = NULL;
11309 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
11310 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
11311 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
11312 if (!l_cstr_index->tile_index) {
11313 opj_free(l_cstr_index->marker);
11314 opj_free(l_cstr_index);
11318 if (!p_j2k->cstr_index->tile_index) {
11319 opj_free(l_cstr_index->tile_index);
11320 l_cstr_index->tile_index = NULL;
11322 OPJ_UINT32 it_tile = 0;
11323 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
11326 l_cstr_index->tile_index[it_tile].marknum =
11327 p_j2k->cstr_index->tile_index[it_tile].marknum;
11329 l_cstr_index->tile_index[it_tile].marker =
11330 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
11331 sizeof(opj_marker_info_t));
11333 if (!l_cstr_index->tile_index[it_tile].marker) {
11334 OPJ_UINT32 it_tile_free;
11336 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
11337 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
11340 opj_free(l_cstr_index->tile_index);
11341 opj_free(l_cstr_index->marker);
11342 opj_free(l_cstr_index);
11346 if (p_j2k->cstr_index->tile_index[it_tile].marker)
11347 memcpy(l_cstr_index->tile_index[it_tile].marker,
11348 p_j2k->cstr_index->tile_index[it_tile].marker,
11349 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
11351 opj_free(l_cstr_index->tile_index[it_tile].marker);
11352 l_cstr_index->tile_index[it_tile].marker = NULL;
11355 /* Tile part index*/
11356 l_cstr_index->tile_index[it_tile].nb_tps =
11357 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
11359 l_cstr_index->tile_index[it_tile].tp_index =
11360 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
11363 if (!l_cstr_index->tile_index[it_tile].tp_index) {
11364 OPJ_UINT32 it_tile_free;
11366 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
11367 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
11368 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
11371 opj_free(l_cstr_index->tile_index);
11372 opj_free(l_cstr_index->marker);
11373 opj_free(l_cstr_index);
11377 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
11378 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
11379 p_j2k->cstr_index->tile_index[it_tile].tp_index,
11380 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
11382 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
11383 l_cstr_index->tile_index[it_tile].tp_index = NULL;
11386 /* Packet index (NOT USED)*/
11387 l_cstr_index->tile_index[it_tile].nb_packet = 0;
11388 l_cstr_index->tile_index[it_tile].packet_index = NULL;
11393 return l_cstr_index;
11396 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
11398 OPJ_UINT32 it_tile = 0;
11400 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
11401 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
11402 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
11403 if (!p_j2k->cstr_index->tile_index) {
11407 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
11408 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
11409 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
11410 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
11411 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
11412 sizeof(opj_marker_info_t));
11413 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
11421 static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k,
11422 opj_event_mgr_t * p_manager)
11425 OPJ_BOOL decoded_all_used_components = OPJ_TRUE;
11427 if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) {
11429 compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
11430 OPJ_UINT32 dec_compno =
11431 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
11432 if (p_j2k->m_output_image->comps[dec_compno].data == NULL) {
11433 opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
11435 decoded_all_used_components = OPJ_FALSE;
11439 for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) {
11440 if (p_j2k->m_output_image->comps[compno].data == NULL) {
11441 opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
11443 decoded_all_used_components = OPJ_FALSE;
11448 if (decoded_all_used_components == OPJ_FALSE) {
11449 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n");
11457 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
11458 opj_stream_private_t *p_stream,
11459 opj_event_mgr_t * p_manager)
11461 OPJ_BOOL l_go_on = OPJ_TRUE;
11462 OPJ_UINT32 l_current_tile_no;
11463 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
11464 OPJ_UINT32 l_nb_comps;
11465 OPJ_UINT32 nr_tiles = 0;
11467 /* Particular case for whole single tile decoding */
11468 /* We can avoid allocating intermediate tile buffers */
11469 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
11470 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
11471 p_j2k->m_output_image->x0 == 0 &&
11472 p_j2k->m_output_image->y0 == 0 &&
11473 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
11474 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
11476 if (! opj_j2k_read_tile_header(p_j2k,
11477 &l_current_tile_no,
11479 &l_tile_x0, &l_tile_y0,
11480 &l_tile_x1, &l_tile_y1,
11488 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
11489 p_stream, p_manager)) {
11490 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
11494 /* Transfer TCD data to output image data */
11495 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
11496 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
11497 p_j2k->m_output_image->comps[i].data =
11498 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
11499 p_j2k->m_output_image->comps[i].resno_decoded =
11500 p_j2k->m_tcd->image->comps[i].resno_decoded;
11501 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
11508 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
11509 p_j2k->m_cp.tcps[0].m_data != NULL) {
11510 l_current_tile_no = 0;
11511 p_j2k->m_current_tile_number = 0;
11512 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
11514 if (! opj_j2k_read_tile_header(p_j2k,
11515 &l_current_tile_no,
11517 &l_tile_x0, &l_tile_y0,
11518 &l_tile_x1, &l_tile_y1,
11531 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
11532 p_stream, p_manager)) {
11533 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
11534 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
11538 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
11539 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
11541 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
11542 p_j2k->m_output_image)) {
11546 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
11547 !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
11548 p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
11549 p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
11550 p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
11551 /* Keep current tcp data */
11553 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
11556 opj_event_msg(p_manager, EVT_INFO,
11557 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
11559 if (opj_stream_get_number_byte_left(p_stream) == 0
11560 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
11563 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
11568 if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
11576 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
11578 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
11579 opj_event_mgr_t * p_manager)
11582 assert(p_j2k != 00);
11583 assert(p_manager != 00);
11585 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11586 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
11589 /* DEVELOPER CORNER, add your custom procedures */
11595 * Read and decode one tile.
11597 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
11598 opj_stream_private_t *p_stream,
11599 opj_event_mgr_t * p_manager)
11601 OPJ_BOOL l_go_on = OPJ_TRUE;
11602 OPJ_UINT32 l_current_tile_no;
11603 OPJ_UINT32 l_tile_no_to_dec;
11604 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
11605 OPJ_UINT32 l_nb_comps;
11606 OPJ_UINT32 l_nb_tiles;
11609 /*Allocate and initialize some elements of codestrem index if not already done*/
11610 if (!p_j2k->cstr_index->tile_index) {
11611 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
11615 /* Move into the codestream to the first SOT used to decode the desired tile */
11616 l_tile_no_to_dec = (OPJ_UINT32)
11617 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
11618 if (p_j2k->cstr_index->tile_index)
11619 if (p_j2k->cstr_index->tile_index->tp_index) {
11620 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
11621 /* the index for this tile has not been built,
11622 * so move to the last SOT read */
11623 if (!(opj_stream_read_seek(p_stream,
11624 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
11625 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
11629 if (!(opj_stream_read_seek(p_stream,
11630 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
11632 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
11636 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
11637 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
11638 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
11642 /* Reset current tile part number for all tiles, and not only the one */
11644 /* Not completely sure this is always correct but required for */
11645 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
11646 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
11647 for (i = 0; i < l_nb_tiles; ++i) {
11648 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
11652 if (! opj_j2k_read_tile_header(p_j2k,
11653 &l_current_tile_no,
11655 &l_tile_x0, &l_tile_y0,
11656 &l_tile_x1, &l_tile_y1,
11668 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
11669 p_stream, p_manager)) {
11672 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
11673 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
11675 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
11676 p_j2k->m_output_image)) {
11679 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
11681 opj_event_msg(p_manager, EVT_INFO,
11682 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
11684 if (l_current_tile_no == l_tile_no_to_dec) {
11685 /* move into the codestream to the first SOT (FIXME or not move?)*/
11686 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
11688 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
11693 opj_event_msg(p_manager, EVT_WARNING,
11694 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
11695 l_current_tile_no + 1, l_tile_no_to_dec + 1);
11700 if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
11708 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
11710 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
11711 opj_event_mgr_t * p_manager)
11714 assert(p_j2k != 00);
11715 assert(p_manager != 00);
11717 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11718 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
11721 /* DEVELOPER CORNER, add your custom procedures */
11726 static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
11727 opj_image_t * p_image)
11731 /* Move data and copy one information from codec to output image*/
11732 if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
11733 opj_image_comp_t* newcomps =
11734 (opj_image_comp_t*) opj_malloc(
11735 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
11736 sizeof(opj_image_comp_t));
11737 if (newcomps == NULL) {
11738 opj_image_destroy(p_j2k->m_private_image);
11739 p_j2k->m_private_image = NULL;
11742 for (compno = 0; compno < p_image->numcomps; compno++) {
11743 opj_image_data_free(p_image->comps[compno].data);
11744 p_image->comps[compno].data = NULL;
11747 compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
11748 OPJ_UINT32 src_compno =
11749 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
11750 memcpy(&(newcomps[compno]),
11751 &(p_j2k->m_output_image->comps[src_compno]),
11752 sizeof(opj_image_comp_t));
11753 newcomps[compno].resno_decoded =
11754 p_j2k->m_output_image->comps[src_compno].resno_decoded;
11755 newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
11756 p_j2k->m_output_image->comps[src_compno].data = NULL;
11758 for (compno = 0; compno < p_image->numcomps; compno++) {
11759 assert(p_j2k->m_output_image->comps[compno].data == NULL);
11760 opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
11761 p_j2k->m_output_image->comps[compno].data = NULL;
11763 p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
11764 opj_free(p_image->comps);
11765 p_image->comps = newcomps;
11767 for (compno = 0; compno < p_image->numcomps; compno++) {
11768 p_image->comps[compno].resno_decoded =
11769 p_j2k->m_output_image->comps[compno].resno_decoded;
11770 opj_image_data_free(p_image->comps[compno].data);
11771 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
11774 sprintf(fn, "/tmp/%d.raw", compno);
11775 FILE *debug = fopen(fn, "wb");
11776 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
11777 p_image->comps[compno].w * p_image->comps[compno].h, debug);
11780 p_j2k->m_output_image->comps[compno].data = NULL;
11786 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
11787 opj_stream_private_t * p_stream,
11788 opj_image_t * p_image,
11789 opj_event_mgr_t * p_manager)
11795 /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
11796 /* and finally opj_decode_image() without manual setting of comps[].factor */
11797 /* We could potentially always execute it, if we don't allow people to do */
11798 /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
11799 if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
11800 p_j2k->m_private_image != NULL &&
11801 p_j2k->m_private_image->numcomps > 0 &&
11802 p_j2k->m_private_image->comps[0].factor ==
11803 p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
11804 p_image->numcomps > 0 &&
11805 p_image->comps[0].factor == 0 &&
11806 /* Don't mess with image dimension if the user has allocated it */
11807 p_image->comps[0].data == NULL) {
11808 OPJ_UINT32 it_comp;
11810 /* Update the comps[].factor member of the output image with the one */
11812 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
11813 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
11815 if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
11820 if (p_j2k->m_output_image == NULL) {
11821 p_j2k->m_output_image = opj_image_create0();
11822 if (!(p_j2k->m_output_image)) {
11826 opj_copy_image_header(p_image, p_j2k->m_output_image);
11828 /* customization of the decoding */
11829 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
11833 /* Decode the codestream */
11834 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11835 opj_image_destroy(p_j2k->m_private_image);
11836 p_j2k->m_private_image = NULL;
11840 /* Move data and copy one information from codec to output image*/
11841 return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
11844 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
11845 opj_stream_private_t *p_stream,
11846 opj_image_t* p_image,
11847 opj_event_mgr_t * p_manager,
11848 OPJ_UINT32 tile_index)
11851 OPJ_UINT32 l_tile_x, l_tile_y;
11852 opj_image_comp_t* l_img_comp;
11855 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
11859 if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
11860 opj_event_msg(p_manager, EVT_ERROR,
11861 "Image has less components than codestream.\n");
11865 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
11866 opj_event_msg(p_manager, EVT_ERROR,
11867 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
11868 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
11872 /* Compute the dimension of the desired tile*/
11873 l_tile_x = tile_index % p_j2k->m_cp.tw;
11874 l_tile_y = tile_index / p_j2k->m_cp.tw;
11876 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
11877 if (p_image->x0 < p_j2k->m_private_image->x0) {
11878 p_image->x0 = p_j2k->m_private_image->x0;
11880 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
11881 if (p_image->x1 > p_j2k->m_private_image->x1) {
11882 p_image->x1 = p_j2k->m_private_image->x1;
11885 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
11886 if (p_image->y0 < p_j2k->m_private_image->y0) {
11887 p_image->y0 = p_j2k->m_private_image->y0;
11889 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
11890 if (p_image->y1 > p_j2k->m_private_image->y1) {
11891 p_image->y1 = p_j2k->m_private_image->y1;
11894 l_img_comp = p_image->comps;
11895 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
11896 OPJ_INT32 l_comp_x1, l_comp_y1;
11898 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
11900 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
11901 (OPJ_INT32)l_img_comp->dx);
11902 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
11903 (OPJ_INT32)l_img_comp->dy);
11904 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
11905 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
11907 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
11908 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
11909 (OPJ_INT32)l_img_comp->factor));
11910 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
11911 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
11912 (OPJ_INT32)l_img_comp->factor));
11917 if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
11918 /* Can happen when calling repeatdly opj_get_decoded_tile() on an
11919 * image with a color palette, where color palette expansion is done
11920 * later in jp2.c */
11921 for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
11923 opj_image_data_free(p_image->comps[compno].data);
11924 p_image->comps[compno].data = NULL;
11926 p_image->numcomps = p_j2k->m_private_image->numcomps;
11929 /* Destroy the previous output image*/
11930 if (p_j2k->m_output_image) {
11931 opj_image_destroy(p_j2k->m_output_image);
11934 /* Create the ouput image from the information previously computed*/
11935 p_j2k->m_output_image = opj_image_create0();
11936 if (!(p_j2k->m_output_image)) {
11939 opj_copy_image_header(p_image, p_j2k->m_output_image);
11941 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
11943 /* customization of the decoding */
11944 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
11948 /* Decode the codestream */
11949 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11950 opj_image_destroy(p_j2k->m_private_image);
11951 p_j2k->m_private_image = NULL;
11955 /* Move data and copy one information from codec to output image*/
11956 return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
11959 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
11960 OPJ_UINT32 res_factor,
11961 opj_event_mgr_t * p_manager)
11963 OPJ_UINT32 it_comp;
11965 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
11967 if (p_j2k->m_private_image) {
11968 if (p_j2k->m_private_image->comps) {
11969 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
11970 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
11971 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
11972 OPJ_UINT32 max_res =
11973 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
11974 if (res_factor >= max_res) {
11975 opj_event_msg(p_manager, EVT_ERROR,
11976 "Resolution factor is greater than the maximum resolution in the component.\n");
11979 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
11990 /* ----------------------------------------------------------------------- */
11992 OPJ_BOOL opj_j2k_encoder_set_extra_options(
11994 const char* const* p_options,
11995 opj_event_mgr_t * p_manager)
11997 const char* const* p_option_iter;
11999 if (p_options == NULL) {
12003 for (p_option_iter = p_options; *p_option_iter != NULL; ++p_option_iter) {
12004 if (strncmp(*p_option_iter, "PLT=", 4) == 0) {
12005 if (strcmp(*p_option_iter, "PLT=YES") == 0) {
12006 p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_TRUE;
12007 } else if (strcmp(*p_option_iter, "PLT=NO") == 0) {
12008 p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_FALSE;
12010 opj_event_msg(p_manager, EVT_ERROR,
12011 "Invalid value for option: %s.\n", *p_option_iter);
12015 opj_event_msg(p_manager, EVT_ERROR,
12016 "Invalid option: %s.\n", *p_option_iter);
12024 /* ----------------------------------------------------------------------- */
12026 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
12027 opj_stream_private_t *p_stream,
12028 opj_event_mgr_t * p_manager)
12031 OPJ_UINT32 l_nb_tiles;
12032 OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
12033 OPJ_BYTE * l_current_data = 00;
12034 OPJ_BOOL l_reuse_data = OPJ_FALSE;
12035 opj_tcd_t* p_tcd = 00;
12037 /* preconditions */
12038 assert(p_j2k != 00);
12039 assert(p_stream != 00);
12040 assert(p_manager != 00);
12042 p_tcd = p_j2k->m_tcd;
12044 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
12045 if (l_nb_tiles == 1) {
12046 l_reuse_data = OPJ_TRUE;
12048 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12049 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
12050 if (((size_t)l_img_comp->data & 0xFU) !=
12051 0U) { /* tile data shall be aligned on 16 bytes */
12052 l_reuse_data = OPJ_FALSE;
12057 for (i = 0; i < l_nb_tiles; ++i) {
12058 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
12059 if (l_current_data) {
12060 opj_free(l_current_data);
12065 /* if we only have one tile, then simply set tile component data equal to image component data */
12066 /* otherwise, allocate the data */
12067 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12068 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
12069 if (l_reuse_data) {
12070 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
12071 l_tilec->data = l_img_comp->data;
12072 l_tilec->ownsData = OPJ_FALSE;
12074 if (! opj_alloc_tile_component_data(l_tilec)) {
12075 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
12076 if (l_current_data) {
12077 opj_free(l_current_data);
12083 l_current_tile_size = opj_tcd_get_encoder_input_buffer_size(p_j2k->m_tcd);
12084 if (!l_reuse_data) {
12085 if (l_current_tile_size > l_max_tile_size) {
12086 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
12087 l_current_tile_size);
12088 if (! l_new_current_data) {
12089 if (l_current_data) {
12090 opj_free(l_current_data);
12092 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
12095 l_current_data = l_new_current_data;
12096 l_max_tile_size = l_current_tile_size;
12098 if (l_current_data == NULL) {
12099 /* Should not happen in practice, but will avoid Coverity to */
12100 /* complain about a null pointer dereference */
12105 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
12106 /* 32 bit components @ 8 bit precision get converted to 8 bit */
12107 /* 32 bit components @ 16 bit precision get converted to 16 bit */
12108 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
12110 /* now copy this data into the tile component */
12111 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
12112 l_current_tile_size)) {
12113 opj_event_msg(p_manager, EVT_ERROR,
12114 "Size mismatch between tile data and sent data.");
12115 opj_free(l_current_data);
12120 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
12121 if (l_current_data) {
12122 opj_free(l_current_data);
12128 if (l_current_data) {
12129 opj_free(l_current_data);
12134 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
12135 opj_stream_private_t *p_stream,
12136 opj_event_mgr_t * p_manager)
12138 /* customization of the encoding */
12139 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
12143 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
12150 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
12151 opj_stream_private_t *p_stream,
12152 opj_image_t * p_image,
12153 opj_event_mgr_t * p_manager)
12155 /* preconditions */
12156 assert(p_j2k != 00);
12157 assert(p_stream != 00);
12158 assert(p_manager != 00);
12160 p_j2k->m_private_image = opj_image_create0();
12161 if (! p_j2k->m_private_image) {
12162 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
12165 opj_copy_image_header(p_image, p_j2k->m_private_image);
12167 /* TODO_MSD: Find a better way */
12168 if (p_image->comps) {
12169 OPJ_UINT32 it_comp;
12170 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
12171 if (p_image->comps[it_comp].data) {
12172 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
12173 p_image->comps[it_comp].data = NULL;
12179 /* customization of the validation */
12180 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
12184 /* validation of the parameters codec */
12185 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
12189 /* customization of the encoding */
12190 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
12195 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
12202 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
12203 OPJ_UINT32 p_tile_index,
12204 opj_stream_private_t *p_stream,
12205 opj_event_mgr_t * p_manager)
12208 if (p_tile_index != p_j2k->m_current_tile_number) {
12209 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
12213 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
12214 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
12216 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
12217 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
12218 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
12220 /* initialisation before tile encoding */
12221 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
12229 static void opj_get_tile_dimensions(opj_image_t * l_image,
12230 opj_tcd_tilecomp_t * l_tilec,
12231 opj_image_comp_t * l_img_comp,
12232 OPJ_UINT32* l_size_comp,
12233 OPJ_UINT32* l_width,
12234 OPJ_UINT32* l_height,
12235 OPJ_UINT32* l_offset_x,
12236 OPJ_UINT32* l_offset_y,
12237 OPJ_UINT32* l_image_width,
12238 OPJ_UINT32* l_stride,
12239 OPJ_UINT32* l_tile_offset)
12241 OPJ_UINT32 l_remaining;
12242 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
12243 l_remaining = l_img_comp->prec & 7; /* (%8) */
12248 if (*l_size_comp == 3) {
12252 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
12253 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
12254 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
12255 (OPJ_INT32)l_img_comp->dx);
12256 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
12257 (OPJ_INT32)l_img_comp->dy);
12258 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
12259 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
12260 *l_stride = *l_image_width - *l_width;
12261 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
12262 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
12265 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
12267 OPJ_UINT32 i, j, k = 0;
12269 for (i = 0; i < p_tcd->image->numcomps; ++i) {
12270 opj_image_t * l_image = p_tcd->image;
12271 OPJ_INT32 * l_src_ptr;
12272 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
12273 opj_image_comp_t * l_img_comp = l_image->comps + i;
12274 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
12275 l_image_width, l_stride, l_tile_offset;
12277 opj_get_tile_dimensions(l_image,
12289 l_src_ptr = l_img_comp->data + l_tile_offset;
12291 switch (l_size_comp) {
12293 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
12294 if (l_img_comp->sgnd) {
12295 for (j = 0; j < l_height; ++j) {
12296 for (k = 0; k < l_width; ++k) {
12297 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
12301 l_src_ptr += l_stride;
12304 for (j = 0; j < l_height; ++j) {
12305 for (k = 0; k < l_width; ++k) {
12306 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
12310 l_src_ptr += l_stride;
12314 p_data = (OPJ_BYTE*) l_dest_ptr;
12318 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
12319 if (l_img_comp->sgnd) {
12320 for (j = 0; j < l_height; ++j) {
12321 for (k = 0; k < l_width; ++k) {
12322 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
12324 l_src_ptr += l_stride;
12327 for (j = 0; j < l_height; ++j) {
12328 for (k = 0; k < l_width; ++k) {
12329 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
12331 l_src_ptr += l_stride;
12335 p_data = (OPJ_BYTE*) l_dest_ptr;
12339 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
12340 for (j = 0; j < l_height; ++j) {
12341 for (k = 0; k < l_width; ++k) {
12342 *(l_dest_ptr++) = *(l_src_ptr++);
12344 l_src_ptr += l_stride;
12347 p_data = (OPJ_BYTE*) l_dest_ptr;
12354 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
12355 opj_stream_private_t *p_stream,
12356 opj_event_mgr_t * p_manager)
12358 OPJ_UINT32 l_nb_bytes_written;
12359 OPJ_BYTE * l_current_data = 00;
12360 OPJ_UINT32 l_tile_size = 0;
12361 OPJ_UINT32 l_available_data;
12363 /* preconditions */
12364 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
12366 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
12367 l_available_data = l_tile_size;
12368 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
12370 l_nb_bytes_written = 0;
12371 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
12372 l_available_data, p_stream, p_manager)) {
12375 l_current_data += l_nb_bytes_written;
12376 l_available_data -= l_nb_bytes_written;
12378 l_nb_bytes_written = 0;
12379 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
12380 l_available_data, p_stream, p_manager)) {
12384 l_available_data -= l_nb_bytes_written;
12385 l_nb_bytes_written = l_tile_size - l_available_data;
12387 if (opj_stream_write_data(p_stream,
12388 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
12389 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
12393 ++p_j2k->m_current_tile_number;
12398 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
12399 opj_event_mgr_t * p_manager)
12401 /* preconditions */
12402 assert(p_j2k != 00);
12403 assert(p_manager != 00);
12405 /* DEVELOPER CORNER, insert your custom procedures */
12406 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12407 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
12411 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
12412 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12413 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
12418 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12419 (opj_procedure)opj_j2k_write_epc, p_manager)) {
12422 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12423 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
12426 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12427 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
12433 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
12434 opj_event_mgr_t * p_manager)
12436 /* preconditions */
12437 assert(p_j2k != 00);
12438 assert(p_manager != 00);
12440 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
12441 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
12444 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
12445 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
12449 /* DEVELOPER CORNER, add your custom validation procedure */
12450 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
12451 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
12458 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
12459 opj_event_mgr_t * p_manager)
12461 /* preconditions */
12462 assert(p_j2k != 00);
12463 assert(p_manager != 00);
12465 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12466 (opj_procedure)opj_j2k_init_info, p_manager)) {
12469 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12470 (opj_procedure)opj_j2k_write_soc, p_manager)) {
12473 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12474 (opj_procedure)opj_j2k_write_siz, p_manager)) {
12477 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12478 (opj_procedure)opj_j2k_write_cod, p_manager)) {
12481 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12482 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
12485 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12486 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
12489 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12490 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
12494 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
12495 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12496 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
12500 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
12501 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12502 (opj_procedure)opj_j2k_write_poc, p_manager)) {
12508 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12509 (opj_procedure)opj_j2k_write_regions, p_manager)) {
12513 if (p_j2k->m_cp.comment != 00) {
12514 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12515 (opj_procedure)opj_j2k_write_com, p_manager)) {
12520 /* DEVELOPER CORNER, insert your custom procedures */
12521 if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) ==
12522 (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) {
12523 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12524 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
12528 /* End of Developer Corner */
12530 if (p_j2k->cstr_index) {
12531 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12532 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
12537 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12538 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
12541 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12542 (opj_procedure)opj_j2k_update_rates, p_manager)) {
12549 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
12551 OPJ_UINT32 * p_data_written,
12552 OPJ_UINT32 total_data_size,
12553 opj_stream_private_t *p_stream,
12554 struct opj_event_mgr * p_manager)
12556 OPJ_UINT32 l_nb_bytes_written = 0;
12557 OPJ_UINT32 l_current_nb_bytes_written;
12558 OPJ_BYTE * l_begin_data = 00;
12560 opj_tcd_t * l_tcd = 00;
12561 opj_cp_t * l_cp = 00;
12563 l_tcd = p_j2k->m_tcd;
12564 l_cp = &(p_j2k->m_cp);
12566 l_tcd->cur_pino = 0;
12568 /*Get number of tile parts*/
12569 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
12574 l_current_nb_bytes_written = 0;
12575 l_begin_data = p_data;
12576 if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size,
12577 &l_current_nb_bytes_written, p_stream,
12582 l_nb_bytes_written += l_current_nb_bytes_written;
12583 p_data += l_current_nb_bytes_written;
12584 total_data_size -= l_current_nb_bytes_written;
12586 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
12588 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
12589 l_current_nb_bytes_written = 0;
12590 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
12592 l_nb_bytes_written += l_current_nb_bytes_written;
12593 p_data += l_current_nb_bytes_written;
12594 total_data_size -= l_current_nb_bytes_written;
12596 l_current_nb_bytes_written = 0;
12597 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
12599 l_nb_bytes_written += l_current_nb_bytes_written;
12600 p_data += l_current_nb_bytes_written;
12601 total_data_size -= l_current_nb_bytes_written;
12604 if (l_cp->tcps[p_j2k->m_current_tile_number].POC) {
12605 l_current_nb_bytes_written = 0;
12606 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
12608 l_nb_bytes_written += l_current_nb_bytes_written;
12609 p_data += l_current_nb_bytes_written;
12610 total_data_size -= l_current_nb_bytes_written;
12614 l_current_nb_bytes_written = 0;
12615 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
12616 total_data_size, p_stream, p_manager)) {
12620 l_nb_bytes_written += l_current_nb_bytes_written;
12621 * p_data_written = l_nb_bytes_written;
12623 /* Writing Psot in SOT marker */
12624 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
12627 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
12628 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
12634 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
12636 OPJ_UINT32 * p_data_written,
12637 OPJ_UINT32 total_data_size,
12638 opj_stream_private_t *p_stream,
12639 struct opj_event_mgr * p_manager
12642 OPJ_UINT32 tilepartno = 0;
12643 OPJ_UINT32 l_nb_bytes_written = 0;
12644 OPJ_UINT32 l_current_nb_bytes_written;
12645 OPJ_UINT32 l_part_tile_size;
12646 OPJ_UINT32 tot_num_tp;
12649 OPJ_BYTE * l_begin_data;
12650 opj_tcp_t *l_tcp = 00;
12651 opj_tcd_t * l_tcd = 00;
12652 opj_cp_t * l_cp = 00;
12654 l_tcd = p_j2k->m_tcd;
12655 l_cp = &(p_j2k->m_cp);
12656 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
12658 /*Get number of tile parts*/
12659 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
12661 /* start writing remaining tile parts */
12662 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
12663 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
12664 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
12665 l_current_nb_bytes_written = 0;
12666 l_part_tile_size = 0;
12667 l_begin_data = p_data;
12669 if (! opj_j2k_write_sot(p_j2k, p_data,
12671 &l_current_nb_bytes_written,
12677 l_nb_bytes_written += l_current_nb_bytes_written;
12678 p_data += l_current_nb_bytes_written;
12679 total_data_size -= l_current_nb_bytes_written;
12680 l_part_tile_size += l_current_nb_bytes_written;
12682 l_current_nb_bytes_written = 0;
12683 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
12684 total_data_size, p_stream, p_manager)) {
12688 p_data += l_current_nb_bytes_written;
12689 l_nb_bytes_written += l_current_nb_bytes_written;
12690 total_data_size -= l_current_nb_bytes_written;
12691 l_part_tile_size += l_current_nb_bytes_written;
12693 /* Writing Psot in SOT marker */
12694 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
12697 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
12698 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
12701 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
12704 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
12705 l_tcd->cur_pino = pino;
12707 /*Get number of tile parts*/
12708 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
12709 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
12710 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
12711 l_current_nb_bytes_written = 0;
12712 l_part_tile_size = 0;
12713 l_begin_data = p_data;
12715 if (! opj_j2k_write_sot(p_j2k, p_data,
12717 &l_current_nb_bytes_written, p_stream,
12722 l_nb_bytes_written += l_current_nb_bytes_written;
12723 p_data += l_current_nb_bytes_written;
12724 total_data_size -= l_current_nb_bytes_written;
12725 l_part_tile_size += l_current_nb_bytes_written;
12727 l_current_nb_bytes_written = 0;
12729 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
12730 total_data_size, p_stream, p_manager)) {
12734 l_nb_bytes_written += l_current_nb_bytes_written;
12735 p_data += l_current_nb_bytes_written;
12736 total_data_size -= l_current_nb_bytes_written;
12737 l_part_tile_size += l_current_nb_bytes_written;
12739 /* Writing Psot in SOT marker */
12740 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
12743 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
12744 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
12747 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
12751 *p_data_written = l_nb_bytes_written;
12756 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
12757 struct opj_stream_private *p_stream,
12758 struct opj_event_mgr * p_manager)
12760 OPJ_UINT32 l_tlm_size;
12761 OPJ_OFF_T l_tlm_position, l_current_position;
12763 /* preconditions */
12764 assert(p_j2k != 00);
12765 assert(p_manager != 00);
12766 assert(p_stream != 00);
12768 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
12769 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
12770 l_current_position = opj_stream_tell(p_stream);
12772 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
12776 if (opj_stream_write_data(p_stream,
12777 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
12778 p_manager) != l_tlm_size) {
12782 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
12789 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
12790 struct opj_stream_private *p_stream,
12791 struct opj_event_mgr * p_manager)
12793 /* preconditions */
12794 assert(p_j2k != 00);
12795 assert(p_manager != 00);
12796 assert(p_stream != 00);
12798 OPJ_UNUSED(p_stream);
12799 OPJ_UNUSED(p_manager);
12801 opj_tcd_destroy(p_j2k->m_tcd);
12804 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
12805 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
12806 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
12807 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
12810 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
12811 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
12812 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
12815 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
12821 * Destroys the memory associated with the decoding of headers.
12823 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
12824 opj_stream_private_t *p_stream,
12825 opj_event_mgr_t * p_manager
12828 /* preconditions */
12829 assert(p_j2k != 00);
12830 assert(p_stream != 00);
12831 assert(p_manager != 00);
12833 OPJ_UNUSED(p_stream);
12834 OPJ_UNUSED(p_manager);
12836 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
12837 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
12838 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
12841 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
12846 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
12847 struct opj_stream_private *p_stream,
12848 struct opj_event_mgr * p_manager)
12850 opj_codestream_info_t * l_cstr_info = 00;
12852 /* preconditions */
12853 assert(p_j2k != 00);
12854 assert(p_manager != 00);
12855 assert(p_stream != 00);
12858 OPJ_UNUSED(p_stream);
12860 /* TODO mergeV2: check this part which use cstr_info */
12861 /*l_cstr_info = p_j2k->cstr_info;
12865 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));
12867 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
12868 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
12870 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
12872 l_cstr_info->tw = p_j2k->m_cp.tw;
12873 l_cstr_info->th = p_j2k->m_cp.th;
12875 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
12876 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
12877 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
12878 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
12880 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
12882 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
12884 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
12886 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
12887 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
12890 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
12892 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
12894 /*l_cstr_info->maxmarknum = 100;
12895 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
12896 l_cstr_info->marknum = 0;
12899 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
12900 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
12905 * Creates a tile-coder encoder.
12907 * @param p_stream the stream to write data to.
12908 * @param p_j2k J2K codec.
12909 * @param p_manager the user event manager.
12911 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
12912 opj_stream_private_t *p_stream,
12913 opj_event_mgr_t * p_manager
12916 /* preconditions */
12917 assert(p_j2k != 00);
12918 assert(p_manager != 00);
12919 assert(p_stream != 00);
12921 OPJ_UNUSED(p_stream);
12923 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
12925 if (! p_j2k->m_tcd) {
12926 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
12930 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
12932 opj_tcd_destroy(p_j2k->m_tcd);
12940 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
12941 OPJ_UINT32 p_tile_index,
12943 OPJ_UINT32 p_data_size,
12944 opj_stream_private_t *p_stream,
12945 opj_event_mgr_t * p_manager)
12947 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
12948 opj_event_msg(p_manager, EVT_ERROR,
12949 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
12953 /* Allocate data */
12954 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12955 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
12957 if (! opj_alloc_tile_component_data(l_tilec)) {
12958 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
12963 /* now copy data into the tile component */
12964 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
12965 opj_event_msg(p_manager, EVT_ERROR,
12966 "Size mismatch between tile data and sent data.");
12969 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
12970 opj_event_msg(p_manager, EVT_ERROR,
12971 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);