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) */
2710 if (l_tcp->mct > 1) {
2711 opj_event_msg(p_manager, EVT_ERROR,
2712 "Invalid multiple component transformation\n");
2717 for (i = 0; i < l_image->numcomps; ++i) {
2718 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2721 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2723 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2727 if (p_header_size != 0) {
2728 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2732 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2733 opj_j2k_copy_tile_component_parameters(p_j2k);
2736 #ifdef WIP_REMOVE_MSD
2737 if (p_j2k->cstr_info) {
2738 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2739 p_j2k->cstr_info->prog = l_tcp->prg;
2740 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2741 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2742 l_image->numcomps * sizeof(OPJ_UINT32));
2743 if (!p_j2k->cstr_info->numdecompos) {
2746 for (i = 0; i < l_image->numcomps; ++i) {
2747 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2755 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2756 OPJ_UINT32 p_comp_no,
2757 opj_stream_private_t *p_stream,
2758 opj_event_mgr_t * p_manager)
2760 OPJ_UINT32 l_coc_size, l_remaining_size;
2761 OPJ_UINT32 l_comp_room;
2764 assert(p_j2k != 00);
2765 assert(p_manager != 00);
2766 assert(p_stream != 00);
2768 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2770 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2771 p_j2k->m_current_tile_number, p_comp_no);
2773 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2774 OPJ_BYTE *new_header_tile_data;
2775 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2776 = (OPJ_BYTE*)opj_realloc(
2777 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2780 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2781 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2782 if (! new_header_tile_data) {
2783 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2784 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2785 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2786 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2789 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2790 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2793 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2794 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2797 if (opj_stream_write_data(p_stream,
2798 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2799 p_manager) != l_coc_size) {
2806 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2807 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2809 opj_cp_t *l_cp = NULL;
2810 opj_tcp_t *l_tcp = NULL;
2813 assert(p_j2k != 00);
2815 l_cp = &(p_j2k->m_cp);
2816 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2818 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2823 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2824 p_first_comp_no, p_second_comp_no);
2827 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2828 OPJ_UINT32 p_comp_no,
2830 OPJ_UINT32 * p_data_written,
2831 opj_event_mgr_t * p_manager
2834 opj_cp_t *l_cp = 00;
2835 opj_tcp_t *l_tcp = 00;
2836 OPJ_UINT32 l_coc_size, l_remaining_size;
2837 OPJ_BYTE * l_current_data = 00;
2838 opj_image_t *l_image = 00;
2839 OPJ_UINT32 l_comp_room;
2842 assert(p_j2k != 00);
2843 assert(p_manager != 00);
2845 l_cp = &(p_j2k->m_cp);
2846 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2847 l_image = p_j2k->m_private_image;
2848 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2850 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2851 p_j2k->m_current_tile_number, p_comp_no);
2852 l_remaining_size = l_coc_size;
2854 l_current_data = p_data;
2856 opj_write_bytes(l_current_data, J2K_MS_COC,
2858 l_current_data += 2;
2860 opj_write_bytes(l_current_data, l_coc_size - 2,
2862 l_current_data += 2;
2864 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2865 l_current_data += l_comp_room;
2867 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2871 l_remaining_size -= (5 + l_comp_room);
2872 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2873 l_current_data, &l_remaining_size, p_manager);
2874 * p_data_written = l_coc_size;
2877 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2880 OPJ_UINT32 l_nb_comp;
2881 OPJ_UINT32 l_nb_tiles;
2882 OPJ_UINT32 l_max = 0;
2886 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2887 l_nb_comp = p_j2k->m_private_image->numcomps;
2889 for (i = 0; i < l_nb_tiles; ++i) {
2890 for (j = 0; j < l_nb_comp; ++j) {
2891 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2899 * Reads a COC marker (Coding Style Component)
2900 * @param p_header_data the data contained in the COC box.
2901 * @param p_j2k the jpeg2000 codec.
2902 * @param p_header_size the size of the data contained in the COC marker.
2903 * @param p_manager the user event manager.
2905 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2906 OPJ_BYTE * p_header_data,
2907 OPJ_UINT32 p_header_size,
2908 opj_event_mgr_t * p_manager
2911 opj_cp_t *l_cp = NULL;
2912 opj_tcp_t *l_tcp = NULL;
2913 opj_image_t *l_image = NULL;
2914 OPJ_UINT32 l_comp_room;
2915 OPJ_UINT32 l_comp_no;
2918 assert(p_header_data != 00);
2919 assert(p_j2k != 00);
2920 assert(p_manager != 00);
2922 l_cp = &(p_j2k->m_cp);
2923 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2925 &l_cp->tcps[p_j2k->m_current_tile_number] :
2926 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2927 l_image = p_j2k->m_private_image;
2929 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2931 /* make sure room is sufficient*/
2932 if (p_header_size < l_comp_room + 1) {
2933 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2936 p_header_size -= l_comp_room + 1;
2938 opj_read_bytes(p_header_data, &l_comp_no,
2939 l_comp_room); /* Ccoc */
2940 p_header_data += l_comp_room;
2941 if (l_comp_no >= l_image->numcomps) {
2942 opj_event_msg(p_manager, EVT_ERROR,
2943 "Error reading COC marker (bad number of components)\n");
2947 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2951 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2953 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2957 if (p_header_size != 0) {
2958 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2964 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2965 opj_stream_private_t *p_stream,
2966 opj_event_mgr_t * p_manager
2969 OPJ_UINT32 l_qcd_size, l_remaining_size;
2970 OPJ_BYTE * l_current_data = 00;
2973 assert(p_j2k != 00);
2974 assert(p_manager != 00);
2975 assert(p_stream != 00);
2977 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2979 l_remaining_size = l_qcd_size;
2981 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2982 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2983 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2984 if (! new_header_tile_data) {
2985 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2986 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2987 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2988 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2991 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2992 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2995 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2997 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2998 l_current_data += 2;
3000 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
3001 l_current_data += 2;
3003 l_remaining_size -= 4;
3005 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
3006 l_current_data, &l_remaining_size, p_manager)) {
3007 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3011 if (l_remaining_size != 0) {
3012 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3016 if (opj_stream_write_data(p_stream,
3017 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
3018 p_manager) != l_qcd_size) {
3026 * Reads a QCD marker (Quantization defaults)
3027 * @param p_header_data the data contained in the QCD box.
3028 * @param p_j2k the jpeg2000 codec.
3029 * @param p_header_size the size of the data contained in the QCD marker.
3030 * @param p_manager the user event manager.
3032 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3033 OPJ_BYTE * p_header_data,
3034 OPJ_UINT32 p_header_size,
3035 opj_event_mgr_t * p_manager
3039 assert(p_header_data != 00);
3040 assert(p_j2k != 00);
3041 assert(p_manager != 00);
3043 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3045 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3049 if (p_header_size != 0) {
3050 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3054 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3055 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3060 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3061 OPJ_UINT32 p_comp_no,
3062 opj_stream_private_t *p_stream,
3063 opj_event_mgr_t * p_manager
3066 OPJ_UINT32 l_qcc_size, l_remaining_size;
3069 assert(p_j2k != 00);
3070 assert(p_manager != 00);
3071 assert(p_stream != 00);
3073 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3075 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3076 l_remaining_size = l_qcc_size;
3078 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3079 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3080 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3081 if (! new_header_tile_data) {
3082 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3083 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3084 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3085 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3088 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3089 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3092 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3093 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3096 if (opj_stream_write_data(p_stream,
3097 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3098 p_manager) != l_qcc_size) {
3105 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3106 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3108 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3109 p_first_comp_no, p_second_comp_no);
3112 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3113 OPJ_UINT32 p_comp_no,
3115 OPJ_UINT32 * p_data_written,
3116 opj_event_mgr_t * p_manager
3119 OPJ_UINT32 l_qcc_size, l_remaining_size;
3120 OPJ_BYTE * l_current_data = 00;
3123 assert(p_j2k != 00);
3124 assert(p_manager != 00);
3126 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3128 l_remaining_size = l_qcc_size;
3130 l_current_data = p_data;
3132 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3133 l_current_data += 2;
3135 if (p_j2k->m_private_image->numcomps <= 256) {
3138 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3139 l_current_data += 2;
3141 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3144 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3145 l_remaining_size -= 6;
3147 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3148 l_current_data += 2;
3150 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3151 l_current_data += 2;
3153 l_remaining_size -= 6;
3156 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3157 l_current_data, &l_remaining_size, p_manager);
3159 *p_data_written = l_qcc_size;
3162 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3164 return opj_j2k_get_max_coc_size(p_j2k);
3168 * Reads a QCC marker (Quantization component)
3169 * @param p_header_data the data contained in the QCC box.
3170 * @param p_j2k the jpeg2000 codec.
3171 * @param p_header_size the size of the data contained in the QCC marker.
3172 * @param p_manager the user event manager.
3174 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3175 OPJ_BYTE * p_header_data,
3176 OPJ_UINT32 p_header_size,
3177 opj_event_mgr_t * p_manager
3180 OPJ_UINT32 l_num_comp, l_comp_no;
3183 assert(p_header_data != 00);
3184 assert(p_j2k != 00);
3185 assert(p_manager != 00);
3187 l_num_comp = p_j2k->m_private_image->numcomps;
3189 if (l_num_comp <= 256) {
3190 if (p_header_size < 1) {
3191 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3194 opj_read_bytes(p_header_data, &l_comp_no, 1);
3198 if (p_header_size < 2) {
3199 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3202 opj_read_bytes(p_header_data, &l_comp_no, 2);
3208 if (p_j2k->m_cp.correct) {
3210 static OPJ_UINT32 backup_compno = 0;
3212 /* compno is negative or larger than the number of components!!! */
3213 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3214 opj_event_msg(p_manager, EVT_ERROR,
3215 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3216 l_comp_no, l_num_comp);
3218 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3221 /* we try to correct */
3222 l_comp_no = backup_compno % l_num_comp;
3223 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3224 "- setting component number to %d\n",
3228 /* keep your private count of tiles */
3231 #endif /* USE_JPWL */
3233 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3234 opj_event_msg(p_manager, EVT_ERROR,
3235 "Invalid component number: %d, regarding the number of components %d\n",
3236 l_comp_no, p_j2k->m_private_image->numcomps);
3240 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3242 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3246 if (p_header_size != 0) {
3247 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3254 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3255 opj_stream_private_t *p_stream,
3256 opj_event_mgr_t * p_manager
3259 OPJ_UINT32 l_nb_comp;
3260 OPJ_UINT32 l_nb_poc;
3261 OPJ_UINT32 l_poc_size;
3262 OPJ_UINT32 l_written_size = 0;
3263 opj_tcp_t *l_tcp = 00;
3264 OPJ_UINT32 l_poc_room;
3267 assert(p_j2k != 00);
3268 assert(p_manager != 00);
3269 assert(p_stream != 00);
3271 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3272 l_nb_comp = p_j2k->m_private_image->numcomps;
3273 l_nb_poc = 1 + l_tcp->numpocs;
3275 if (l_nb_comp <= 256) {
3280 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3282 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3283 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3284 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3285 if (! new_header_tile_data) {
3286 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3287 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3288 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3289 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3292 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3293 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3296 opj_j2k_write_poc_in_memory(p_j2k,
3297 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3300 if (opj_stream_write_data(p_stream,
3301 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3302 p_manager) != l_poc_size) {
3309 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3311 OPJ_UINT32 * p_data_written,
3312 opj_event_mgr_t * p_manager
3316 OPJ_BYTE * l_current_data = 00;
3317 OPJ_UINT32 l_nb_comp;
3318 OPJ_UINT32 l_nb_poc;
3319 OPJ_UINT32 l_poc_size;
3320 opj_image_t *l_image = 00;
3321 opj_tcp_t *l_tcp = 00;
3322 opj_tccp_t *l_tccp = 00;
3323 opj_poc_t *l_current_poc = 00;
3324 OPJ_UINT32 l_poc_room;
3327 assert(p_j2k != 00);
3328 assert(p_manager != 00);
3330 OPJ_UNUSED(p_manager);
3332 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3333 l_tccp = &l_tcp->tccps[0];
3334 l_image = p_j2k->m_private_image;
3335 l_nb_comp = l_image->numcomps;
3336 l_nb_poc = 1 + l_tcp->numpocs;
3338 if (l_nb_comp <= 256) {
3344 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3346 l_current_data = p_data;
3348 opj_write_bytes(l_current_data, J2K_MS_POC,
3350 l_current_data += 2;
3352 opj_write_bytes(l_current_data, l_poc_size - 2,
3354 l_current_data += 2;
3356 l_current_poc = l_tcp->pocs;
3357 for (i = 0; i < l_nb_poc; ++i) {
3358 opj_write_bytes(l_current_data, l_current_poc->resno0,
3362 opj_write_bytes(l_current_data, l_current_poc->compno0,
3363 l_poc_room); /* CSpoc_i */
3364 l_current_data += l_poc_room;
3366 opj_write_bytes(l_current_data, l_current_poc->layno1,
3368 l_current_data += 2;
3370 opj_write_bytes(l_current_data, l_current_poc->resno1,
3374 opj_write_bytes(l_current_data, l_current_poc->compno1,
3375 l_poc_room); /* CEpoc_i */
3376 l_current_data += l_poc_room;
3378 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3382 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3383 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3384 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3385 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3386 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3387 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3388 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3393 *p_data_written = l_poc_size;
3396 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3398 opj_tcp_t * l_tcp = 00;
3399 OPJ_UINT32 l_nb_tiles = 0;
3400 OPJ_UINT32 l_max_poc = 0;
3403 l_tcp = p_j2k->m_cp.tcps;
3404 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3406 for (i = 0; i < l_nb_tiles; ++i) {
3407 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3413 return 4 + 9 * l_max_poc;
3416 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3419 OPJ_UINT32 l_nb_tiles;
3420 OPJ_UINT32 l_max = 0;
3421 opj_tcp_t * l_tcp = 00;
3423 l_tcp = p_j2k->m_cp.tcps;
3424 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3426 for (i = 0; i < l_nb_tiles; ++i) {
3427 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3435 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3437 OPJ_UINT32 l_nb_bytes = 0;
3438 OPJ_UINT32 l_nb_comps;
3439 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3441 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3442 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3444 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3445 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3446 l_nb_bytes += l_nb_comps * l_coc_bytes;
3448 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3449 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3452 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3454 if (p_j2k->m_specific_param.m_encoder.m_PLT) {
3455 /* Reserve space for PLT markers */
3458 const opj_cp_t * l_cp = &(p_j2k->m_cp);
3459 OPJ_UINT32 l_max_packet_count = 0;
3460 for (i = 0; i < l_cp->th * l_cp->tw; ++i) {
3461 l_max_packet_count = opj_uint_max(l_max_packet_count,
3462 opj_get_encoding_packet_count(p_j2k->m_private_image, l_cp, i));
3464 /* Minimum 6 bytes per PLT marker, and at a minimum (taking a pessimistic */
3465 /* estimate of 4 bytes for a packet size), one can write */
3466 /* (65536-6) / 4 = 16382 paquet sizes per PLT marker */
3467 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT =
3468 6 * opj_uint_ceildiv(l_max_packet_count, 16382);
3469 /* Maximum 5 bytes per packet to encode a full UINT32 */
3470 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT +=
3471 l_nb_bytes += 5 * l_max_packet_count;
3472 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += 1;
3473 l_nb_bytes += p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
3476 /*** DEVELOPER CORNER, Add room for your headers ***/
3482 * Reads a POC marker (Progression Order Change)
3484 * @param p_header_data the data contained in the POC box.
3485 * @param p_j2k the jpeg2000 codec.
3486 * @param p_header_size the size of the data contained in the POC marker.
3487 * @param p_manager the user event manager.
3489 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3490 OPJ_BYTE * p_header_data,
3491 OPJ_UINT32 p_header_size,
3492 opj_event_mgr_t * p_manager
3495 OPJ_UINT32 i, l_nb_comp, l_tmp;
3496 opj_image_t * l_image = 00;
3497 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3498 OPJ_UINT32 l_chunk_size, l_comp_room;
3500 opj_cp_t *l_cp = 00;
3501 opj_tcp_t *l_tcp = 00;
3502 opj_poc_t *l_current_poc = 00;
3505 assert(p_header_data != 00);
3506 assert(p_j2k != 00);
3507 assert(p_manager != 00);
3509 l_image = p_j2k->m_private_image;
3510 l_nb_comp = l_image->numcomps;
3511 if (l_nb_comp <= 256) {
3516 l_chunk_size = 5 + 2 * l_comp_room;
3517 l_current_poc_nb = p_header_size / l_chunk_size;
3518 l_current_poc_remaining = p_header_size % l_chunk_size;
3520 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3521 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3525 l_cp = &(p_j2k->m_cp);
3526 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3527 &l_cp->tcps[p_j2k->m_current_tile_number] :
3528 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3529 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3530 l_current_poc_nb += l_old_poc_nb;
3532 if (l_current_poc_nb >= J2K_MAX_POCS) {
3533 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3537 /* now poc is in use.*/
3540 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3541 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3542 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3545 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3546 l_comp_room); /* CSpoc_i */
3547 p_header_data += l_comp_room;
3548 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3550 /* make sure layer end is in acceptable bounds */
3551 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3553 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3556 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3557 l_comp_room); /* CEpoc_i */
3558 p_header_data += l_comp_room;
3559 opj_read_bytes(p_header_data, &l_tmp,
3562 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3563 /* make sure comp is in acceptable bounds */
3564 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3568 l_tcp->numpocs = l_current_poc_nb - 1;
3573 * Reads a CRG marker (Component registration)
3575 * @param p_header_data the data contained in the TLM box.
3576 * @param p_j2k the jpeg2000 codec.
3577 * @param p_header_size the size of the data contained in the TLM marker.
3578 * @param p_manager the user event manager.
3580 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3581 OPJ_BYTE * p_header_data,
3582 OPJ_UINT32 p_header_size,
3583 opj_event_mgr_t * p_manager
3586 OPJ_UINT32 l_nb_comp;
3588 assert(p_header_data != 00);
3589 assert(p_j2k != 00);
3590 assert(p_manager != 00);
3592 OPJ_UNUSED(p_header_data);
3594 l_nb_comp = p_j2k->m_private_image->numcomps;
3596 if (p_header_size != l_nb_comp * 4) {
3597 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3600 /* Do not care of this at the moment since only local variables are set here */
3603 (i = 0; i < l_nb_comp; ++i)
3605 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3607 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3615 * Reads a TLM marker (Tile Length Marker)
3617 * @param p_header_data the data contained in the TLM box.
3618 * @param p_j2k the jpeg2000 codec.
3619 * @param p_header_size the size of the data contained in the TLM marker.
3620 * @param p_manager the user event manager.
3622 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3623 OPJ_BYTE * p_header_data,
3624 OPJ_UINT32 p_header_size,
3625 opj_event_mgr_t * p_manager
3628 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3631 assert(p_header_data != 00);
3632 assert(p_j2k != 00);
3633 assert(p_manager != 00);
3637 if (p_header_size < 2) {
3638 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3643 opj_read_bytes(p_header_data, &l_Ztlm,
3646 opj_read_bytes(p_header_data, &l_Stlm,
3650 l_ST = ((l_Stlm >> 4) & 0x3);
3651 l_SP = (l_Stlm >> 6) & 0x1;
3653 l_Ptlm_size = (l_SP + 1) * 2;
3654 l_quotient = l_Ptlm_size + l_ST;
3656 l_tot_num_tp_remaining = p_header_size % l_quotient;
3658 if (l_tot_num_tp_remaining != 0) {
3659 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3662 /* FIXME Do not care of this at the moment since only local variables are set here */
3665 (i = 0; i < l_tot_num_tp; ++i)
3667 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3668 p_header_data += l_ST;
3669 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3670 p_header_data += l_Ptlm_size;
3676 * Reads a PLM marker (Packet length, main header marker)
3678 * @param p_header_data the data contained in the TLM box.
3679 * @param p_j2k the jpeg2000 codec.
3680 * @param p_header_size the size of the data contained in the TLM marker.
3681 * @param p_manager the user event manager.
3683 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3684 OPJ_BYTE * p_header_data,
3685 OPJ_UINT32 p_header_size,
3686 opj_event_mgr_t * p_manager
3690 assert(p_header_data != 00);
3691 assert(p_j2k != 00);
3692 assert(p_manager != 00);
3695 OPJ_UNUSED(p_header_data);
3697 if (p_header_size < 1) {
3698 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3701 /* Do not care of this at the moment since only local variables are set here */
3703 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3710 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3712 p_header_size -= (1+l_Nplm);
3716 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3720 (i = 0; i < l_Nplm; ++i)
3722 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3724 // take only the last seven bytes
3725 l_packet_len |= (l_tmp & 0x7f);
3733 // store packet length and proceed to next packet
3740 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3749 * Reads a PLT marker (Packet length, tile-part header)
3751 * @param p_header_data the data contained in the PLT box.
3752 * @param p_j2k the jpeg2000 codec.
3753 * @param p_header_size the size of the data contained in the PLT marker.
3754 * @param p_manager the user event manager.
3756 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3757 OPJ_BYTE * p_header_data,
3758 OPJ_UINT32 p_header_size,
3759 opj_event_mgr_t * p_manager
3762 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3765 assert(p_header_data != 00);
3766 assert(p_j2k != 00);
3767 assert(p_manager != 00);
3771 if (p_header_size < 1) {
3772 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3776 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3780 for (i = 0; i < p_header_size; ++i) {
3781 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3783 /* take only the last seven bytes */
3784 l_packet_len |= (l_tmp & 0x7f);
3788 /* store packet length and proceed to next packet */
3793 if (l_packet_len != 0) {
3794 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3802 * Reads a PPM marker (Packed packet headers, main header)
3804 * @param p_header_data the data contained in the POC box.
3805 * @param p_j2k the jpeg2000 codec.
3806 * @param p_header_size the size of the data contained in the POC marker.
3807 * @param p_manager the user event manager.
3810 static OPJ_BOOL opj_j2k_read_ppm(
3812 OPJ_BYTE * p_header_data,
3813 OPJ_UINT32 p_header_size,
3814 opj_event_mgr_t * p_manager)
3816 opj_cp_t *l_cp = 00;
3820 assert(p_header_data != 00);
3821 assert(p_j2k != 00);
3822 assert(p_manager != 00);
3824 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3825 if (p_header_size < 2) {
3826 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3830 l_cp = &(p_j2k->m_cp);
3833 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3837 /* check allocation needed */
3838 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3839 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3840 assert(l_cp->ppm_markers_count == 0U);
3842 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3843 if (l_cp->ppm_markers == NULL) {
3844 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3847 l_cp->ppm_markers_count = l_newCount;
3848 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3849 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3850 opj_ppx *new_ppm_markers;
3851 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3852 l_newCount * sizeof(opj_ppx));
3853 if (new_ppm_markers == NULL) {
3854 /* clean up to be done on l_cp destruction */
3855 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3858 l_cp->ppm_markers = new_ppm_markers;
3859 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3860 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3861 l_cp->ppm_markers_count = l_newCount;
3864 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3865 /* clean up to be done on l_cp destruction */
3866 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3870 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3871 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3872 /* clean up to be done on l_cp destruction */
3873 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3876 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3877 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3883 * Merges all PPM markers read (Packed headers, main header)
3885 * @param p_cp main coding parameters.
3886 * @param p_manager the user event manager.
3888 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3890 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3894 assert(p_manager != 00);
3895 assert(p_cp->ppm_buffer == NULL);
3897 if (p_cp->ppm == 0U) {
3901 l_ppm_data_size = 0U;
3902 l_N_ppm_remaining = 0U;
3903 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3904 if (p_cp->ppm_markers[i].m_data !=
3905 NULL) { /* standard doesn't seem to require contiguous Zppm */
3907 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3908 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3910 if (l_N_ppm_remaining >= l_data_size) {
3911 l_N_ppm_remaining -= l_data_size;
3914 l_data += l_N_ppm_remaining;
3915 l_data_size -= l_N_ppm_remaining;
3916 l_N_ppm_remaining = 0U;
3919 if (l_data_size > 0U) {
3922 if (l_data_size < 4U) {
3923 /* clean up to be done on l_cp destruction */
3924 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3927 opj_read_bytes(l_data, &l_N_ppm, 4);
3931 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 */
3933 if (l_data_size >= l_N_ppm) {
3934 l_data_size -= l_N_ppm;
3937 l_N_ppm_remaining = l_N_ppm - l_data_size;
3940 } while (l_data_size > 0U);
3945 if (l_N_ppm_remaining != 0U) {
3946 /* clean up to be done on l_cp destruction */
3947 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3951 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3952 if (p_cp->ppm_buffer == 00) {
3953 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3956 p_cp->ppm_len = l_ppm_data_size;
3957 l_ppm_data_size = 0U;
3958 l_N_ppm_remaining = 0U;
3959 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3960 if (p_cp->ppm_markers[i].m_data !=
3961 NULL) { /* standard doesn't seem to require contiguous Zppm */
3963 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3964 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3966 if (l_N_ppm_remaining >= l_data_size) {
3967 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3968 l_ppm_data_size += l_data_size;
3969 l_N_ppm_remaining -= l_data_size;
3972 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3973 l_ppm_data_size += l_N_ppm_remaining;
3974 l_data += l_N_ppm_remaining;
3975 l_data_size -= l_N_ppm_remaining;
3976 l_N_ppm_remaining = 0U;
3979 if (l_data_size > 0U) {
3982 if (l_data_size < 4U) {
3983 /* clean up to be done on l_cp destruction */
3984 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3987 opj_read_bytes(l_data, &l_N_ppm, 4);
3991 if (l_data_size >= l_N_ppm) {
3992 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3993 l_ppm_data_size += l_N_ppm;
3994 l_data_size -= l_N_ppm;
3997 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3998 l_ppm_data_size += l_data_size;
3999 l_N_ppm_remaining = l_N_ppm - l_data_size;
4002 } while (l_data_size > 0U);
4004 opj_free(p_cp->ppm_markers[i].m_data);
4005 p_cp->ppm_markers[i].m_data = NULL;
4006 p_cp->ppm_markers[i].m_data_size = 0U;
4010 p_cp->ppm_data = p_cp->ppm_buffer;
4011 p_cp->ppm_data_size = p_cp->ppm_len;
4013 p_cp->ppm_markers_count = 0U;
4014 opj_free(p_cp->ppm_markers);
4015 p_cp->ppm_markers = NULL;
4021 * Reads a PPT marker (Packed packet headers, tile-part header)
4023 * @param p_header_data the data contained in the PPT box.
4024 * @param p_j2k the jpeg2000 codec.
4025 * @param p_header_size the size of the data contained in the PPT marker.
4026 * @param p_manager the user event manager.
4028 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
4029 OPJ_BYTE * p_header_data,
4030 OPJ_UINT32 p_header_size,
4031 opj_event_mgr_t * p_manager
4034 opj_cp_t *l_cp = 00;
4035 opj_tcp_t *l_tcp = 00;
4039 assert(p_header_data != 00);
4040 assert(p_j2k != 00);
4041 assert(p_manager != 00);
4043 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
4044 if (p_header_size < 2) {
4045 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
4049 l_cp = &(p_j2k->m_cp);
4051 opj_event_msg(p_manager, EVT_ERROR,
4052 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4056 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4059 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4063 /* check allocation needed */
4064 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4065 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4066 assert(l_tcp->ppt_markers_count == 0U);
4068 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4069 if (l_tcp->ppt_markers == NULL) {
4070 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4073 l_tcp->ppt_markers_count = l_newCount;
4074 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4075 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4076 opj_ppx *new_ppt_markers;
4077 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4078 l_newCount * sizeof(opj_ppx));
4079 if (new_ppt_markers == NULL) {
4080 /* clean up to be done on l_tcp destruction */
4081 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4084 l_tcp->ppt_markers = new_ppt_markers;
4085 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4086 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4087 l_tcp->ppt_markers_count = l_newCount;
4090 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4091 /* clean up to be done on l_tcp destruction */
4092 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4096 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4097 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4098 /* clean up to be done on l_tcp destruction */
4099 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4102 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4103 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4108 * Merges all PPT markers read (Packed packet headers, tile-part header)
4110 * @param p_tcp the tile.
4111 * @param p_manager the user event manager.
4113 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4115 OPJ_UINT32 i, l_ppt_data_size;
4117 assert(p_tcp != 00);
4118 assert(p_manager != 00);
4120 if (p_tcp->ppt_buffer != NULL) {
4121 opj_event_msg(p_manager, EVT_ERROR,
4122 "opj_j2k_merge_ppt() has already been called\n");
4126 if (p_tcp->ppt == 0U) {
4130 l_ppt_data_size = 0U;
4131 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4133 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4136 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4137 if (p_tcp->ppt_buffer == 00) {
4138 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4141 p_tcp->ppt_len = l_ppt_data_size;
4142 l_ppt_data_size = 0U;
4143 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4144 if (p_tcp->ppt_markers[i].m_data !=
4145 NULL) { /* standard doesn't seem to require contiguous Zppt */
4146 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4147 p_tcp->ppt_markers[i].m_data_size);
4149 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4151 opj_free(p_tcp->ppt_markers[i].m_data);
4152 p_tcp->ppt_markers[i].m_data = NULL;
4153 p_tcp->ppt_markers[i].m_data_size = 0U;
4157 p_tcp->ppt_markers_count = 0U;
4158 opj_free(p_tcp->ppt_markers);
4159 p_tcp->ppt_markers = NULL;
4161 p_tcp->ppt_data = p_tcp->ppt_buffer;
4162 p_tcp->ppt_data_size = p_tcp->ppt_len;
4166 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4167 opj_stream_private_t *p_stream,
4168 opj_event_mgr_t * p_manager
4171 OPJ_BYTE * l_current_data = 00;
4172 OPJ_UINT32 l_tlm_size;
4175 assert(p_j2k != 00);
4176 assert(p_manager != 00);
4177 assert(p_stream != 00);
4179 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4181 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4182 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4183 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4184 if (! new_header_tile_data) {
4185 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4186 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4187 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4188 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4191 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4192 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4195 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4197 /* change the way data is written to avoid seeking if possible */
4199 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4201 opj_write_bytes(l_current_data, J2K_MS_TLM,
4203 l_current_data += 2;
4205 opj_write_bytes(l_current_data, l_tlm_size - 2,
4207 l_current_data += 2;
4209 opj_write_bytes(l_current_data, 0,
4213 opj_write_bytes(l_current_data, 0x50,
4214 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4217 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4218 if (opj_stream_write_data(p_stream,
4219 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4220 p_manager) != l_tlm_size) {
4227 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4229 OPJ_UINT32 total_data_size,
4230 OPJ_UINT32 * p_data_written,
4231 const opj_stream_private_t *p_stream,
4232 opj_event_mgr_t * p_manager
4236 assert(p_j2k != 00);
4237 assert(p_manager != 00);
4238 assert(p_stream != 00);
4240 OPJ_UNUSED(p_stream);
4242 if (total_data_size < 12) {
4243 opj_event_msg(p_manager, EVT_ERROR,
4244 "Not enough bytes in output buffer to write SOT marker\n");
4248 opj_write_bytes(p_data, J2K_MS_SOT,
4252 opj_write_bytes(p_data, 10,
4256 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4263 opj_write_bytes(p_data,
4264 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4268 opj_write_bytes(p_data,
4269 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4275 /* update markers struct */
4277 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4279 assert(0 && "TODO");
4280 #endif /* USE_JPWL */
4282 * p_data_written = 12;
4287 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4288 OPJ_UINT32 p_header_size,
4289 OPJ_UINT32* p_tile_no,
4290 OPJ_UINT32* p_tot_len,
4291 OPJ_UINT32* p_current_part,
4292 OPJ_UINT32* p_num_parts,
4293 opj_event_mgr_t * p_manager)
4296 assert(p_header_data != 00);
4297 assert(p_manager != 00);
4299 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4300 if (p_header_size != 8) {
4301 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4305 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4307 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4309 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4311 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4316 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4317 OPJ_BYTE * p_header_data,
4318 OPJ_UINT32 p_header_size,
4319 opj_event_mgr_t * p_manager)
4321 opj_cp_t *l_cp = 00;
4322 opj_tcp_t *l_tcp = 00;
4323 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4324 OPJ_UINT32 l_current_part;
4325 OPJ_UINT32 l_tile_x, l_tile_y;
4329 assert(p_j2k != 00);
4330 assert(p_manager != 00);
4332 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4333 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4335 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4338 #ifdef DEBUG_VERBOSE
4339 fprintf(stderr, "SOT %d %d %d %d\n",
4340 p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
4343 l_cp = &(p_j2k->m_cp);
4345 /* testcase 2.pdf.SIGFPE.706.1112 */
4346 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4347 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4348 p_j2k->m_current_tile_number);
4352 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4353 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4354 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4356 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
4357 p_j2k->m_current_tile_number == (OPJ_UINT32)
4358 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
4359 /* Do only this check if we decode all tile part headers, or if */
4360 /* we decode one precise tile. Otherwise the m_current_tile_part_number */
4361 /* might not be valid */
4362 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4363 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4364 /* We must avoid reading twice the same tile part number for a given tile */
4365 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4366 /* several times. */
4367 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4368 /* should appear in increasing order. */
4369 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4370 opj_event_msg(p_manager, EVT_ERROR,
4371 "Invalid tile part index for tile number %d. "
4372 "Got %d, expected %d\n",
4373 p_j2k->m_current_tile_number,
4375 l_tcp->m_current_tile_part_number + 1);
4380 l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
4383 if (l_cp->correct) {
4385 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4386 static OPJ_UINT32 backup_tileno = 0;
4388 /* tileno is negative or larger than the number of tiles!!! */
4389 if (tileno > (l_cp->tw * l_cp->th)) {
4390 opj_event_msg(p_manager, EVT_ERROR,
4391 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4392 tileno, (l_cp->tw * l_cp->th));
4394 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4397 /* we try to correct */
4398 tileno = backup_tileno;
4399 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4400 "- setting tile number to %d\n",
4404 /* keep your private count of tiles */
4407 #endif /* USE_JPWL */
4409 /* look for the tile in the list of already processed tile (in parts). */
4410 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4411 /* since the time taken by this function can only grow at the time */
4413 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4414 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4416 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4417 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4420 opj_event_msg(p_manager, EVT_ERROR,
4421 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4427 if (l_cp->correct) {
4429 /* totlen is negative or larger than the bytes left!!! */
4430 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4431 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4432 opj_event_msg(p_manager, EVT_ERROR,
4433 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4435 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4437 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4440 /* we try to correct */
4442 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4443 "- setting Psot to %d => assuming it is the last tile\n",
4447 #endif /* USE_JPWL */
4449 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4451 opj_event_msg(p_manager, EVT_INFO,
4452 "Psot value of the current tile-part is equal to zero, "
4453 "we assuming it is the last tile-part of the codestream.\n");
4454 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4457 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4458 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4459 opj_event_msg(p_manager, EVT_ERROR,
4460 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4461 "number of tile-part (%d), giving up\n", l_current_part,
4462 l_tcp->m_nb_tile_parts);
4463 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4468 0) { /* Number of tile-part header is provided by this tile-part header */
4469 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4470 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4471 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4472 if (l_tcp->m_nb_tile_parts) {
4473 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4474 opj_event_msg(p_manager, EVT_ERROR,
4475 "In SOT marker, TPSot (%d) is not valid regards to the current "
4476 "number of tile-part (%d), giving up\n", l_current_part,
4477 l_tcp->m_nb_tile_parts);
4478 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4482 if (l_current_part >= l_num_parts) {
4483 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4484 opj_event_msg(p_manager, EVT_ERROR,
4485 "In SOT marker, TPSot (%d) is not valid regards to the current "
4486 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4487 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4490 l_tcp->m_nb_tile_parts = l_num_parts;
4493 /* If know the number of tile part header we will check if we didn't read the last*/
4494 if (l_tcp->m_nb_tile_parts) {
4495 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4496 p_j2k->m_specific_param.m_decoder.m_can_decode =
4497 1; /* Process the last tile-part header*/
4501 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4502 /* Keep the size of data to skip after this marker */
4503 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4504 12; /* SOT_marker_size = 12 */
4506 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4507 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4510 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4512 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4513 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4514 p_j2k->m_specific_param.m_decoder.m_skip_data =
4515 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4516 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4517 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4518 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4520 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4521 p_j2k->m_specific_param.m_decoder.m_skip_data =
4522 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4523 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4527 if (p_j2k->cstr_index) {
4528 assert(p_j2k->cstr_index->tile_index != 00);
4529 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4530 p_j2k->m_current_tile_number;
4531 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4534 if (l_num_parts != 0) {
4535 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4537 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4540 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4541 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4542 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4543 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4544 opj_event_msg(p_manager, EVT_ERROR,
4545 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4549 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4550 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4551 l_num_parts * sizeof(opj_tp_index_t));
4552 if (! new_tp_index) {
4553 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4554 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4555 opj_event_msg(p_manager, EVT_ERROR,
4556 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4559 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4563 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
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 = 10;
4567 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4568 (opj_tp_index_t*)opj_calloc(
4569 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4570 sizeof(opj_tp_index_t));
4571 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4572 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4573 opj_event_msg(p_manager, EVT_ERROR,
4574 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4579 if (l_current_part >=
4580 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4581 opj_tp_index_t *new_tp_index;
4582 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4584 new_tp_index = (opj_tp_index_t *) opj_realloc(
4585 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4586 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4587 sizeof(opj_tp_index_t));
4588 if (! new_tp_index) {
4589 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4590 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4591 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4592 opj_event_msg(p_manager, EVT_ERROR,
4593 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4596 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4605 /* 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 */
4606 /* if (p_j2k->cstr_info) {
4609 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4612 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4613 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4614 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4615 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4618 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4621 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4625 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4628 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4629 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4630 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4636 * Write one or more PLT markers in the provided buffer
4638 static OPJ_BOOL opj_j2k_write_plt_in_memory(opj_j2k_t *p_j2k,
4639 opj_tcd_marker_info_t* marker_info,
4641 OPJ_UINT32 * p_data_written,
4642 opj_event_mgr_t * p_manager)
4646 OPJ_BYTE* p_data_start = p_data;
4647 OPJ_BYTE* p_data_Lplt = p_data + 2;
4652 opj_write_bytes(p_data, J2K_MS_PLT, 2);
4655 /* Reserve space for Lplt */
4658 opj_write_bytes(p_data, Zplt, 1);
4663 for (i = 0; i < marker_info->packet_count; i++) {
4664 OPJ_BYTE var_bytes[5];
4665 OPJ_UINT8 var_bytes_size = 0;
4666 OPJ_UINT32 packet_size = marker_info->p_packet_size[i];
4668 /* Packet size written in variable-length way, starting with LSB */
4669 var_bytes[var_bytes_size] = (OPJ_BYTE)(packet_size & 0x7f);
4672 while (packet_size > 0) {
4673 var_bytes[var_bytes_size] = (OPJ_BYTE)((packet_size & 0x7f) | 0x80);
4678 /* Check if that can fit in the current PLT marker. If not, finish */
4679 /* current one, and start a new one */
4680 if (Lplt + var_bytes_size > 65535) {
4682 opj_event_msg(p_manager, EVT_ERROR,
4683 "More than 255 PLT markers would be needed for current tile-part !\n");
4688 opj_write_bytes(p_data_Lplt, Lplt, 2);
4690 /* Start new segment */
4691 opj_write_bytes(p_data, J2K_MS_PLT, 2);
4694 /* Reserve space for Lplt */
4695 p_data_Lplt = p_data;
4699 opj_write_bytes(p_data, Zplt, 1);
4705 Lplt = (OPJ_UINT16)(Lplt + var_bytes_size);
4707 /* Serialize variable-length packet size, starting with MSB */
4708 for (; var_bytes_size > 0; --var_bytes_size) {
4709 opj_write_bytes(p_data, var_bytes[var_bytes_size - 1], 1);
4714 *p_data_written = (OPJ_UINT32)(p_data - p_data_start);
4717 opj_write_bytes(p_data_Lplt, Lplt, 2);
4722 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4723 opj_tcd_t * p_tile_coder,
4725 OPJ_UINT32 * p_data_written,
4726 OPJ_UINT32 total_data_size,
4727 const opj_stream_private_t *p_stream,
4728 opj_event_mgr_t * p_manager
4731 opj_codestream_info_t *l_cstr_info = 00;
4732 OPJ_UINT32 l_remaining_data;
4733 opj_tcd_marker_info_t* marker_info = NULL;
4736 assert(p_j2k != 00);
4737 assert(p_manager != 00);
4738 assert(p_stream != 00);
4740 OPJ_UNUSED(p_stream);
4742 if (total_data_size < 4) {
4743 opj_event_msg(p_manager, EVT_ERROR,
4744 "Not enough bytes in output buffer to write SOD marker\n");
4748 opj_write_bytes(p_data, J2K_MS_SOD,
4751 /* make room for the EOF marker */
4752 l_remaining_data = total_data_size - 4;
4754 /* update tile coder */
4755 p_tile_coder->tp_num =
4756 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4757 p_tile_coder->cur_tp_num =
4758 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4761 /* TODO mergeV2: check this part which use cstr_info */
4762 /*l_cstr_info = p_j2k->cstr_info;
4764 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4765 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4766 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4772 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4774 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4779 /* update markers struct */
4780 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4782 assert(0 && "TODO");
4783 #endif /* USE_JPWL */
4788 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4789 p_tile_coder->tcd_image->tiles->packno = 0;
4792 l_cstr_info->packno = 0;
4797 *p_data_written = 0;
4799 if (p_j2k->m_specific_param.m_encoder.m_PLT) {
4800 marker_info = opj_tcd_marker_info_create(
4801 p_j2k->m_specific_param.m_encoder.m_PLT);
4802 if (marker_info == NULL) {
4803 opj_event_msg(p_manager, EVT_ERROR,
4804 "Cannot encode tile: opj_tcd_marker_info_create() failed\n");
4809 assert(l_remaining_data >
4810 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
4811 l_remaining_data -= p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
4813 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number,
4815 p_data_written, l_remaining_data, l_cstr_info,
4818 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4819 opj_tcd_marker_info_destroy(marker_info);
4824 *p_data_written += 2;
4826 if (p_j2k->m_specific_param.m_encoder.m_PLT) {
4827 OPJ_UINT32 l_data_written_PLT = 0;
4828 OPJ_BYTE* p_PLT_buffer = (OPJ_BYTE*)opj_malloc(
4829 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
4830 if (!p_PLT_buffer) {
4831 opj_event_msg(p_manager, EVT_ERROR, "Cannot allocate memory\n");
4832 opj_tcd_marker_info_destroy(marker_info);
4835 if (!opj_j2k_write_plt_in_memory(p_j2k,
4838 &l_data_written_PLT,
4840 opj_tcd_marker_info_destroy(marker_info);
4841 opj_free(p_PLT_buffer);
4845 assert(l_data_written_PLT <=
4846 p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
4848 /* Move PLT marker(s) before SOD */
4849 memmove(p_data + l_data_written_PLT, p_data, *p_data_written);
4850 memcpy(p_data, p_PLT_buffer, l_data_written_PLT);
4851 opj_free(p_PLT_buffer);
4852 *p_data_written += l_data_written_PLT;
4855 opj_tcd_marker_info_destroy(marker_info);
4860 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4861 opj_stream_private_t *p_stream,
4862 opj_event_mgr_t * p_manager
4865 OPJ_SIZE_T l_current_read_size;
4866 opj_codestream_index_t * l_cstr_index = 00;
4867 OPJ_BYTE ** l_current_data = 00;
4868 opj_tcp_t * l_tcp = 00;
4869 OPJ_UINT32 * l_tile_len = 00;
4870 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4873 assert(p_j2k != 00);
4874 assert(p_manager != 00);
4875 assert(p_stream != 00);
4877 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4879 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4880 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4881 // but we are in the last tile part,
4882 // so its result will fit on OPJ_UINT32 unless we find
4883 // a file with a single tile part of more than 4 GB...*/
4884 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4885 opj_stream_get_number_byte_left(p_stream) - 2);
4887 /* Check to avoid pass the limit of OPJ_UINT32 */
4888 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4889 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4891 /* MSD: case commented to support empty SOT marker (PHR data) */
4895 l_current_data = &(l_tcp->m_data);
4896 l_tile_len = &l_tcp->m_data_size;
4898 /* Patch to support new PHR data */
4899 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4900 /* If we are here, we'll try to read the data after allocation */
4901 /* Check enough bytes left in stream before allocation */
4902 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4903 opj_stream_get_number_byte_left(p_stream)) {
4904 opj_event_msg(p_manager, EVT_ERROR,
4905 "Tile part length size inconsistent with stream length\n");
4908 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4909 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4910 opj_event_msg(p_manager, EVT_ERROR,
4911 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4912 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4915 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4916 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4917 /* 0xFFFF marker. */
4918 if (! *l_current_data) {
4919 /* LH: oddly enough, in this path, l_tile_len!=0.
4920 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4922 *l_current_data = (OPJ_BYTE*) opj_malloc(
4923 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4925 OPJ_BYTE *l_new_current_data;
4926 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4927 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4928 opj_event_msg(p_manager, EVT_ERROR,
4929 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4930 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4934 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4935 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4936 OPJ_COMMON_CBLK_DATA_EXTRA);
4937 if (! l_new_current_data) {
4938 opj_free(*l_current_data);
4939 /*nothing more is done as l_current_data will be set to null, and just
4940 afterward we enter in the error path
4941 and the actual tile_len is updated (committed) at the end of the
4944 *l_current_data = l_new_current_data;
4947 if (*l_current_data == 00) {
4948 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4952 l_sot_length_pb_detected = OPJ_TRUE;
4956 l_cstr_index = p_j2k->cstr_index;
4958 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4960 OPJ_UINT32 l_current_tile_part =
4961 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4962 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4965 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4967 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4969 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4973 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4974 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4978 /*l_cstr_index->packno = 0;*/
4981 /* Patch to support new PHR data */
4982 if (!l_sot_length_pb_detected) {
4983 l_current_read_size = opj_stream_read_data(
4985 *l_current_data + *l_tile_len,
4986 p_j2k->m_specific_param.m_decoder.m_sot_length,
4989 l_current_read_size = 0;
4992 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4993 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4995 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4998 *l_tile_len += (OPJ_UINT32)l_current_read_size;
5003 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
5004 OPJ_UINT32 p_tile_no,
5005 OPJ_UINT32 p_comp_no,
5006 OPJ_UINT32 nb_comps,
5007 opj_stream_private_t *p_stream,
5008 opj_event_mgr_t * p_manager
5011 OPJ_BYTE * l_current_data = 00;
5012 OPJ_UINT32 l_rgn_size;
5013 opj_cp_t *l_cp = 00;
5014 opj_tcp_t *l_tcp = 00;
5015 opj_tccp_t *l_tccp = 00;
5016 OPJ_UINT32 l_comp_room;
5019 assert(p_j2k != 00);
5020 assert(p_manager != 00);
5021 assert(p_stream != 00);
5023 l_cp = &(p_j2k->m_cp);
5024 l_tcp = &l_cp->tcps[p_tile_no];
5025 l_tccp = &l_tcp->tccps[p_comp_no];
5027 if (nb_comps <= 256) {
5033 l_rgn_size = 6 + l_comp_room;
5035 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5037 opj_write_bytes(l_current_data, J2K_MS_RGN,
5039 l_current_data += 2;
5041 opj_write_bytes(l_current_data, l_rgn_size - 2,
5043 l_current_data += 2;
5045 opj_write_bytes(l_current_data, p_comp_no,
5046 l_comp_room); /* Crgn */
5047 l_current_data += l_comp_room;
5049 opj_write_bytes(l_current_data, 0,
5053 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
5057 if (opj_stream_write_data(p_stream,
5058 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
5059 p_manager) != l_rgn_size) {
5066 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
5067 opj_stream_private_t *p_stream,
5068 opj_event_mgr_t * p_manager
5072 assert(p_j2k != 00);
5073 assert(p_manager != 00);
5074 assert(p_stream != 00);
5076 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
5077 J2K_MS_EOC, 2); /* EOC */
5081 /* update markers struct */
5083 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
5085 #endif /* USE_JPWL */
5087 if (opj_stream_write_data(p_stream,
5088 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
5092 if (! opj_stream_flush(p_stream, p_manager)) {
5100 * Reads a RGN marker (Region Of Interest)
5102 * @param p_header_data the data contained in the POC box.
5103 * @param p_j2k the jpeg2000 codec.
5104 * @param p_header_size the size of the data contained in the POC marker.
5105 * @param p_manager the user event manager.
5107 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
5108 OPJ_BYTE * p_header_data,
5109 OPJ_UINT32 p_header_size,
5110 opj_event_mgr_t * p_manager
5113 OPJ_UINT32 l_nb_comp;
5114 opj_image_t * l_image = 00;
5116 opj_cp_t *l_cp = 00;
5117 opj_tcp_t *l_tcp = 00;
5118 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
5121 assert(p_header_data != 00);
5122 assert(p_j2k != 00);
5123 assert(p_manager != 00);
5125 l_image = p_j2k->m_private_image;
5126 l_nb_comp = l_image->numcomps;
5128 if (l_nb_comp <= 256) {
5134 if (p_header_size != 2 + l_comp_room) {
5135 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
5139 l_cp = &(p_j2k->m_cp);
5140 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
5141 &l_cp->tcps[p_j2k->m_current_tile_number] :
5142 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5144 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
5145 p_header_data += l_comp_room;
5146 opj_read_bytes(p_header_data, &l_roi_sty,
5151 if (l_cp->correct) {
5152 /* totlen is negative or larger than the bytes left!!! */
5153 if (l_comp_room >= l_nb_comp) {
5154 opj_event_msg(p_manager, EVT_ERROR,
5155 "JPWL: bad component number in RGN (%d when there are only %d)\n",
5156 l_comp_room, l_nb_comp);
5158 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
5163 #endif /* USE_JPWL */
5165 /* testcase 3635.pdf.asan.77.2930 */
5166 if (l_comp_no >= l_nb_comp) {
5167 opj_event_msg(p_manager, EVT_ERROR,
5168 "bad component number in RGN (%d when there are only %d)\n",
5169 l_comp_no, l_nb_comp);
5173 opj_read_bytes(p_header_data,
5174 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
5181 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
5183 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
5186 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
5192 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
5193 opj_stream_private_t *p_stream,
5194 opj_event_mgr_t * p_manager)
5196 opj_cp_t * l_cp = 00;
5197 opj_image_t * l_image = 00;
5198 opj_tcp_t * l_tcp = 00;
5199 opj_image_comp_t * l_img_comp = 00;
5202 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
5203 OPJ_FLOAT32 * l_rates = 0;
5204 OPJ_FLOAT32 l_sot_remove;
5205 OPJ_UINT32 l_bits_empty, l_size_pixel;
5206 OPJ_UINT64 l_tile_size = 0;
5207 OPJ_UINT32 l_last_res;
5208 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
5211 assert(p_j2k != 00);
5212 assert(p_manager != 00);
5213 assert(p_stream != 00);
5215 OPJ_UNUSED(p_manager);
5217 l_cp = &(p_j2k->m_cp);
5218 l_image = p_j2k->m_private_image;
5221 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5222 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5223 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5224 l_cp->th * l_cp->tw);
5226 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5227 l_tp_stride_func = opj_j2k_get_tp_stride;
5229 l_tp_stride_func = opj_j2k_get_default_stride;
5232 for (i = 0; i < l_cp->th; ++i) {
5233 for (j = 0; j < l_cp->tw; ++j) {
5234 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5235 (OPJ_FLOAT32)l_tcp->numlayers;
5237 /* 4 borders of the tile rescale on the image if necessary */
5238 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5239 (OPJ_INT32)l_image->x0);
5240 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5241 (OPJ_INT32)l_image->y0);
5242 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5243 (OPJ_INT32)l_image->x1);
5244 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5245 (OPJ_INT32)l_image->y1);
5247 l_rates = l_tcp->rates;
5249 /* Modification of the RATE >> */
5250 for (k = 0; k < l_tcp->numlayers; ++k) {
5251 if (*l_rates > 0.0f) {
5252 *l_rates = (OPJ_FLOAT32)(((OPJ_FLOAT64)l_size_pixel * (OPJ_UINT32)(
5254 (OPJ_UINT32)(l_y1 - l_y0))
5255 / ((*l_rates) * (OPJ_FLOAT32)l_bits_empty))
5270 for (i = 0; i < l_cp->th; ++i) {
5271 for (j = 0; j < l_cp->tw; ++j) {
5272 l_rates = l_tcp->rates;
5274 if (*l_rates > 0.0f) {
5275 *l_rates -= l_sot_remove;
5277 if (*l_rates < 30.0f) {
5284 l_last_res = l_tcp->numlayers - 1;
5286 for (k = 1; k < l_last_res; ++k) {
5288 if (*l_rates > 0.0f) {
5289 *l_rates -= l_sot_remove;
5291 if (*l_rates < * (l_rates - 1) + 10.0f) {
5292 *l_rates = (*(l_rates - 1)) + 20.0f;
5299 if (*l_rates > 0.0f) {
5300 *l_rates -= (l_sot_remove + 2.f);
5302 if (*l_rates < * (l_rates - 1) + 10.0f) {
5303 *l_rates = (*(l_rates - 1)) + 20.0f;
5311 l_img_comp = l_image->comps;
5314 for (i = 0; i < l_image->numcomps; ++i) {
5315 l_tile_size += (OPJ_UINT64)opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5317 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5324 /* TODO: where does this magic value come from ? */
5325 /* This used to be 1.3 / 8, but with random data and very small code */
5326 /* block sizes, this is not enough. For example with */
5327 /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
5328 /* TODO revise this to take into account the overhead linked to the */
5329 /* number of packets and number of code blocks in packets */
5330 l_tile_size = (OPJ_UINT64)((double)l_tile_size * 1.4 / 8);
5332 /* Arbitrary amount to make the following work: */
5333 /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
5336 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5338 if (l_tile_size > UINT_MAX) {
5339 l_tile_size = UINT_MAX;
5342 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = (OPJ_UINT32)l_tile_size;
5343 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5344 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5345 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5346 opj_event_msg(p_manager, EVT_ERROR,
5347 "Not enough memory to allocate m_encoded_tile_data. %u MB required\n",
5348 (OPJ_UINT32)(l_tile_size / 1024 / 1024));
5352 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
5353 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5354 (OPJ_BYTE *) opj_malloc(5 *
5355 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5356 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5360 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5361 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5368 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5369 opj_stream_private_t *p_stream,
5370 opj_event_mgr_t * p_manager)
5373 opj_tcd_t * l_tcd = 00;
5374 OPJ_UINT32 l_nb_tiles;
5375 opj_tcp_t * l_tcp = 00;
5379 assert(p_j2k != 00);
5380 assert(p_manager != 00);
5381 assert(p_stream != 00);
5383 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5384 l_tcp = p_j2k->m_cp.tcps;
5386 l_tcd = opj_tcd_create(OPJ_TRUE);
5388 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5392 for (i = 0; i < l_nb_tiles; ++i) {
5393 if (l_tcp->m_data) {
5394 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5395 opj_tcd_destroy(l_tcd);
5396 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5400 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5405 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5410 opj_j2k_tcp_destroy(l_tcp);
5414 opj_tcd_destroy(l_tcd);
5419 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5420 struct opj_stream_private *p_stream,
5421 struct opj_event_mgr * p_manager)
5424 assert(p_j2k != 00);
5425 assert(p_manager != 00);
5426 assert(p_stream != 00);
5428 OPJ_UNUSED(p_manager);
5430 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5435 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5436 struct opj_stream_private *p_stream,
5437 struct opj_event_mgr * p_manager)
5440 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5441 opj_mct_data_t * l_mct_record;
5445 assert(p_j2k != 00);
5446 assert(p_stream != 00);
5447 assert(p_manager != 00);
5449 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5453 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5454 l_mct_record = l_tcp->m_mct_records;
5456 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5458 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5465 l_mcc_record = l_tcp->m_mcc_records;
5467 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5469 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5476 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5483 static OPJ_BOOL opj_j2k_write_all_coc(
5485 struct opj_stream_private *p_stream,
5486 struct opj_event_mgr * p_manager)
5491 assert(p_j2k != 00);
5492 assert(p_manager != 00);
5493 assert(p_stream != 00);
5495 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5496 /* cod is first component of first tile */
5497 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5498 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5507 static OPJ_BOOL opj_j2k_write_all_qcc(
5509 struct opj_stream_private *p_stream,
5510 struct opj_event_mgr * p_manager)
5515 assert(p_j2k != 00);
5516 assert(p_manager != 00);
5517 assert(p_stream != 00);
5519 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5520 /* qcd is first component of first tile */
5521 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5522 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5530 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5531 struct opj_stream_private *p_stream,
5532 struct opj_event_mgr * p_manager)
5535 const opj_tccp_t *l_tccp = 00;
5538 assert(p_j2k != 00);
5539 assert(p_manager != 00);
5540 assert(p_stream != 00);
5542 l_tccp = p_j2k->m_cp.tcps->tccps;
5544 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5545 if (l_tccp->roishift) {
5547 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5548 p_stream, p_manager)) {
5559 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5560 struct opj_stream_private *p_stream,
5561 struct opj_event_mgr * p_manager)
5563 opj_codestream_index_t * l_cstr_index = 00;
5566 assert(p_j2k != 00);
5567 assert(p_manager != 00);
5568 assert(p_stream != 00);
5570 OPJ_UNUSED(p_manager);
5572 l_cstr_index = p_j2k->cstr_index;
5574 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5576 /* The following adjustment is done to adjust the codestream size */
5577 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5578 /* the first bunch of bytes is not in the codestream */
5579 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5584 /* preparation of JPWL marker segments */
5588 /* encode according to JPWL */
5589 jpwl_encode(p_j2k, p_stream, image);
5593 assert(0 && "TODO");
5594 #endif /* USE_JPWL */
5599 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5600 opj_stream_private_t *p_stream,
5601 OPJ_UINT32 *output_marker,
5602 opj_event_mgr_t * p_manager
5605 OPJ_UINT32 l_unknown_marker;
5606 const opj_dec_memory_marker_handler_t * l_marker_handler;
5607 OPJ_UINT32 l_size_unk = 2;
5610 assert(p_j2k != 00);
5611 assert(p_manager != 00);
5612 assert(p_stream != 00);
5614 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5617 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5618 if (opj_stream_read_data(p_stream,
5619 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5620 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5624 /* read 2 bytes as the new marker ID*/
5625 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5626 &l_unknown_marker, 2);
5628 if (!(l_unknown_marker < 0xff00)) {
5630 /* Get the marker handler from the marker ID*/
5631 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5633 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5634 opj_event_msg(p_manager, EVT_ERROR,
5635 "Marker is not compliant with its position\n");
5638 if (l_marker_handler->id != J2K_MS_UNK) {
5639 /* Add the marker to the codestream index*/
5640 if (l_marker_handler->id != J2K_MS_SOT) {
5641 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5642 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5644 if (res == OPJ_FALSE) {
5645 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5649 break; /* next marker is known and well located */
5657 *output_marker = l_marker_handler->id ;
5662 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5663 opj_mct_data_t * p_mct_record,
5664 struct opj_stream_private *p_stream,
5665 struct opj_event_mgr * p_manager)
5667 OPJ_UINT32 l_mct_size;
5668 OPJ_BYTE * l_current_data = 00;
5672 assert(p_j2k != 00);
5673 assert(p_manager != 00);
5674 assert(p_stream != 00);
5676 l_mct_size = 10 + p_mct_record->m_data_size;
5678 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5679 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5680 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5681 if (! new_header_tile_data) {
5682 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5683 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5684 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5685 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5688 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5689 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5692 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5694 opj_write_bytes(l_current_data, J2K_MS_MCT,
5696 l_current_data += 2;
5698 opj_write_bytes(l_current_data, l_mct_size - 2,
5700 l_current_data += 2;
5702 opj_write_bytes(l_current_data, 0,
5704 l_current_data += 2;
5706 /* only one marker atm */
5707 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5708 (p_mct_record->m_element_type << 10);
5710 opj_write_bytes(l_current_data, l_tmp, 2);
5711 l_current_data += 2;
5713 opj_write_bytes(l_current_data, 0,
5715 l_current_data += 2;
5717 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5719 if (opj_stream_write_data(p_stream,
5720 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5721 p_manager) != l_mct_size) {
5729 * Reads a MCT marker (Multiple Component Transform)
5731 * @param p_header_data the data contained in the MCT box.
5732 * @param p_j2k the jpeg2000 codec.
5733 * @param p_header_size the size of the data contained in the MCT marker.
5734 * @param p_manager the user event manager.
5736 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5737 OPJ_BYTE * p_header_data,
5738 OPJ_UINT32 p_header_size,
5739 opj_event_mgr_t * p_manager
5743 opj_tcp_t *l_tcp = 00;
5746 opj_mct_data_t * l_mct_data;
5749 assert(p_header_data != 00);
5750 assert(p_j2k != 00);
5752 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5753 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5754 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5756 if (p_header_size < 2) {
5757 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5762 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5765 opj_event_msg(p_manager, EVT_WARNING,
5766 "Cannot take in charge mct data within multiple MCT records\n");
5770 if (p_header_size <= 6) {
5771 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5775 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5776 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5779 l_indix = l_tmp & 0xff;
5780 l_mct_data = l_tcp->m_mct_records;
5782 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5783 if (l_mct_data->m_index == l_indix) {
5790 if (i == l_tcp->m_nb_mct_records) {
5791 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5792 opj_mct_data_t *new_mct_records;
5793 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5795 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5796 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5797 if (! new_mct_records) {
5798 opj_free(l_tcp->m_mct_records);
5799 l_tcp->m_mct_records = NULL;
5800 l_tcp->m_nb_max_mct_records = 0;
5801 l_tcp->m_nb_mct_records = 0;
5802 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5806 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5807 * to point to the new addresses */
5808 if (new_mct_records != l_tcp->m_mct_records) {
5809 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5810 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5811 &(l_tcp->m_mcc_records[i]);
5812 if (l_mcc_record->m_decorrelation_array) {
5813 l_mcc_record->m_decorrelation_array =
5815 (l_mcc_record->m_decorrelation_array -
5816 l_tcp->m_mct_records);
5818 if (l_mcc_record->m_offset_array) {
5819 l_mcc_record->m_offset_array =
5821 (l_mcc_record->m_offset_array -
5822 l_tcp->m_mct_records);
5827 l_tcp->m_mct_records = new_mct_records;
5828 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5829 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5830 sizeof(opj_mct_data_t));
5833 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5834 ++l_tcp->m_nb_mct_records;
5837 if (l_mct_data->m_data) {
5838 opj_free(l_mct_data->m_data);
5839 l_mct_data->m_data = 00;
5840 l_mct_data->m_data_size = 0;
5843 l_mct_data->m_index = l_indix;
5844 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5845 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5847 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5850 opj_event_msg(p_manager, EVT_WARNING,
5851 "Cannot take in charge multiple MCT markers\n");
5857 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5858 if (! l_mct_data->m_data) {
5859 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5862 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5864 l_mct_data->m_data_size = p_header_size;
5869 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5870 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5871 struct opj_stream_private *p_stream,
5872 struct opj_event_mgr * p_manager)
5875 OPJ_UINT32 l_mcc_size;
5876 OPJ_BYTE * l_current_data = 00;
5877 OPJ_UINT32 l_nb_bytes_for_comp;
5882 assert(p_j2k != 00);
5883 assert(p_manager != 00);
5884 assert(p_stream != 00);
5886 if (p_mcc_record->m_nb_comps > 255) {
5887 l_nb_bytes_for_comp = 2;
5890 l_nb_bytes_for_comp = 1;
5894 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5895 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5896 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5897 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5898 if (! new_header_tile_data) {
5899 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5900 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5901 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5902 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5905 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5906 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5909 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5911 opj_write_bytes(l_current_data, J2K_MS_MCC,
5913 l_current_data += 2;
5915 opj_write_bytes(l_current_data, l_mcc_size - 2,
5917 l_current_data += 2;
5920 opj_write_bytes(l_current_data, 0,
5922 l_current_data += 2;
5924 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5925 1); /* Imcc -> no need for other values, take the first */
5928 /* only one marker atm */
5929 opj_write_bytes(l_current_data, 0,
5931 l_current_data += 2;
5933 opj_write_bytes(l_current_data, 1,
5934 2); /* Qmcc -> number of collections -> 1 */
5935 l_current_data += 2;
5937 opj_write_bytes(l_current_data, 0x1,
5938 1); /* Xmcci type of component transformation -> array based decorrelation */
5941 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5942 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5943 l_current_data += 2;
5945 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5946 opj_write_bytes(l_current_data, i,
5947 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5948 l_current_data += l_nb_bytes_for_comp;
5951 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5952 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5953 l_current_data += 2;
5955 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5956 opj_write_bytes(l_current_data, i,
5957 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5958 l_current_data += l_nb_bytes_for_comp;
5961 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5963 if (p_mcc_record->m_decorrelation_array) {
5964 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5967 if (p_mcc_record->m_offset_array) {
5968 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5971 opj_write_bytes(l_current_data, l_tmcc,
5972 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5973 l_current_data += 3;
5975 if (opj_stream_write_data(p_stream,
5976 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5977 p_manager) != l_mcc_size) {
5984 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5985 OPJ_BYTE * p_header_data,
5986 OPJ_UINT32 p_header_size,
5987 opj_event_mgr_t * p_manager)
5993 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5994 opj_mct_data_t * l_mct_data;
5995 OPJ_UINT32 l_nb_collections;
5996 OPJ_UINT32 l_nb_comps;
5997 OPJ_UINT32 l_nb_bytes_by_comp;
5998 OPJ_BOOL l_new_mcc = OPJ_FALSE;
6001 assert(p_header_data != 00);
6002 assert(p_j2k != 00);
6003 assert(p_manager != 00);
6005 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6006 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6007 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6009 if (p_header_size < 2) {
6010 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6015 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
6018 opj_event_msg(p_manager, EVT_WARNING,
6019 "Cannot take in charge multiple data spanning\n");
6023 if (p_header_size < 7) {
6024 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6028 opj_read_bytes(p_header_data, &l_indix,
6029 1); /* Imcc -> no need for other values, take the first */
6032 l_mcc_record = l_tcp->m_mcc_records;
6034 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6035 if (l_mcc_record->m_index == l_indix) {
6042 if (i == l_tcp->m_nb_mcc_records) {
6043 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
6044 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6045 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
6047 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6048 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
6049 opj_simple_mcc_decorrelation_data_t));
6050 if (! new_mcc_records) {
6051 opj_free(l_tcp->m_mcc_records);
6052 l_tcp->m_mcc_records = NULL;
6053 l_tcp->m_nb_max_mcc_records = 0;
6054 l_tcp->m_nb_mcc_records = 0;
6055 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
6058 l_tcp->m_mcc_records = new_mcc_records;
6059 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
6060 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
6061 * sizeof(opj_simple_mcc_decorrelation_data_t));
6063 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
6064 l_new_mcc = OPJ_TRUE;
6066 l_mcc_record->m_index = l_indix;
6068 /* only one marker atm */
6069 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
6072 opj_event_msg(p_manager, EVT_WARNING,
6073 "Cannot take in charge multiple data spanning\n");
6077 opj_read_bytes(p_header_data, &l_nb_collections,
6078 2); /* Qmcc -> number of collections -> 1 */
6081 if (l_nb_collections > 1) {
6082 opj_event_msg(p_manager, EVT_WARNING,
6083 "Cannot take in charge multiple collections\n");
6089 for (i = 0; i < l_nb_collections; ++i) {
6090 if (p_header_size < 3) {
6091 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6095 opj_read_bytes(p_header_data, &l_tmp,
6096 1); /* Xmcci type of component transformation -> array based decorrelation */
6100 opj_event_msg(p_manager, EVT_WARNING,
6101 "Cannot take in charge collections other than array decorrelation\n");
6105 opj_read_bytes(p_header_data, &l_nb_comps, 2);
6110 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
6111 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
6113 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
6114 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6118 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
6120 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
6121 opj_read_bytes(p_header_data, &l_tmp,
6122 l_nb_bytes_by_comp); /* Cmccij Component offset*/
6123 p_header_data += l_nb_bytes_by_comp;
6126 opj_event_msg(p_manager, EVT_WARNING,
6127 "Cannot take in charge collections with indix shuffle\n");
6132 opj_read_bytes(p_header_data, &l_nb_comps, 2);
6135 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
6136 l_nb_comps &= 0x7fff;
6138 if (l_nb_comps != l_mcc_record->m_nb_comps) {
6139 opj_event_msg(p_manager, EVT_WARNING,
6140 "Cannot take in charge collections without same number of indixes\n");
6144 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
6145 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6149 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
6151 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
6152 opj_read_bytes(p_header_data, &l_tmp,
6153 l_nb_bytes_by_comp); /* Wmccij Component offset*/
6154 p_header_data += l_nb_bytes_by_comp;
6157 opj_event_msg(p_manager, EVT_WARNING,
6158 "Cannot take in charge collections with indix shuffle\n");
6163 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
6166 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
6167 l_mcc_record->m_decorrelation_array = 00;
6168 l_mcc_record->m_offset_array = 00;
6170 l_indix = l_tmp & 0xff;
6172 l_mct_data = l_tcp->m_mct_records;
6173 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6174 if (l_mct_data->m_index == l_indix) {
6175 l_mcc_record->m_decorrelation_array = l_mct_data;
6181 if (l_mcc_record->m_decorrelation_array == 00) {
6182 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6187 l_indix = (l_tmp >> 8) & 0xff;
6189 l_mct_data = l_tcp->m_mct_records;
6190 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6191 if (l_mct_data->m_index == l_indix) {
6192 l_mcc_record->m_offset_array = l_mct_data;
6198 if (l_mcc_record->m_offset_array == 00) {
6199 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6205 if (p_header_size != 0) {
6206 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6211 ++l_tcp->m_nb_mcc_records;
6217 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
6218 struct opj_stream_private *p_stream,
6219 struct opj_event_mgr * p_manager
6222 OPJ_BYTE * l_current_data = 00;
6223 OPJ_UINT32 l_mco_size;
6224 opj_tcp_t * l_tcp = 00;
6225 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6229 assert(p_j2k != 00);
6230 assert(p_manager != 00);
6231 assert(p_stream != 00);
6233 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6235 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6236 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6238 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6239 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6240 if (! new_header_tile_data) {
6241 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6242 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6243 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6244 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6247 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6248 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6250 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6253 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6254 l_current_data += 2;
6256 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6257 l_current_data += 2;
6259 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6260 1); /* Nmco : only one transform stage*/
6263 l_mcc_record = l_tcp->m_mcc_records;
6264 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6265 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6266 1); /* Imco -> use the mcc indicated by 1*/
6271 if (opj_stream_write_data(p_stream,
6272 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6273 p_manager) != l_mco_size) {
6281 * Reads a MCO marker (Multiple Component Transform Ordering)
6283 * @param p_header_data the data contained in the MCO box.
6284 * @param p_j2k the jpeg2000 codec.
6285 * @param p_header_size the size of the data contained in the MCO marker.
6286 * @param p_manager the user event manager.
6288 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6289 OPJ_BYTE * p_header_data,
6290 OPJ_UINT32 p_header_size,
6291 opj_event_mgr_t * p_manager
6294 OPJ_UINT32 l_tmp, i;
6295 OPJ_UINT32 l_nb_stages;
6297 opj_tccp_t * l_tccp;
6298 opj_image_t * l_image;
6301 assert(p_header_data != 00);
6302 assert(p_j2k != 00);
6303 assert(p_manager != 00);
6305 l_image = p_j2k->m_private_image;
6306 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6307 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6308 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6310 if (p_header_size < 1) {
6311 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6315 opj_read_bytes(p_header_data, &l_nb_stages,
6316 1); /* Nmco : only one transform stage*/
6319 if (l_nb_stages > 1) {
6320 opj_event_msg(p_manager, EVT_WARNING,
6321 "Cannot take in charge multiple transformation stages.\n");
6325 if (p_header_size != l_nb_stages + 1) {
6326 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6330 l_tccp = l_tcp->tccps;
6332 for (i = 0; i < l_image->numcomps; ++i) {
6333 l_tccp->m_dc_level_shift = 0;
6337 if (l_tcp->m_mct_decoding_matrix) {
6338 opj_free(l_tcp->m_mct_decoding_matrix);
6339 l_tcp->m_mct_decoding_matrix = 00;
6342 for (i = 0; i < l_nb_stages; ++i) {
6343 opj_read_bytes(p_header_data, &l_tmp, 1);
6346 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6354 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6358 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6359 opj_mct_data_t * l_deco_array, * l_offset_array;
6360 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6361 OPJ_UINT32 l_nb_elem;
6362 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6363 opj_tccp_t * l_tccp;
6366 assert(p_tcp != 00);
6368 l_mcc_record = p_tcp->m_mcc_records;
6370 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6371 if (l_mcc_record->m_index == p_index) {
6376 if (i == p_tcp->m_nb_mcc_records) {
6377 /** element discarded **/
6381 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6382 /** do not support number of comps != image */
6386 l_deco_array = l_mcc_record->m_decorrelation_array;
6389 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6390 * p_image->numcomps;
6391 if (l_deco_array->m_data_size != l_data_size) {
6395 l_nb_elem = p_image->numcomps * p_image->numcomps;
6396 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6397 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6399 if (! p_tcp->m_mct_decoding_matrix) {
6403 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6404 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6407 l_offset_array = l_mcc_record->m_offset_array;
6409 if (l_offset_array) {
6410 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6412 if (l_offset_array->m_data_size != l_data_size) {
6416 l_nb_elem = p_image->numcomps;
6417 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6418 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6420 if (! l_offset_data) {
6424 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6425 l_offset_array->m_data, l_offset_data, l_nb_elem);
6427 l_tccp = p_tcp->tccps;
6428 l_current_offset_data = l_offset_data;
6430 for (i = 0; i < p_image->numcomps; ++i) {
6431 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6435 opj_free(l_offset_data);
6441 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6442 struct opj_stream_private *p_stream,
6443 struct opj_event_mgr * p_manager)
6446 OPJ_UINT32 l_cbd_size;
6447 OPJ_BYTE * l_current_data = 00;
6448 opj_image_t *l_image = 00;
6449 opj_image_comp_t * l_comp = 00;
6452 assert(p_j2k != 00);
6453 assert(p_manager != 00);
6454 assert(p_stream != 00);
6456 l_image = p_j2k->m_private_image;
6457 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6459 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6460 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6461 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6462 if (! new_header_tile_data) {
6463 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6464 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6465 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6466 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6469 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6470 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6473 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6475 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6476 l_current_data += 2;
6478 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6479 l_current_data += 2;
6481 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6482 l_current_data += 2;
6484 l_comp = l_image->comps;
6486 for (i = 0; i < l_image->numcomps; ++i) {
6487 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6488 1); /* Component bit depth */
6494 if (opj_stream_write_data(p_stream,
6495 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6496 p_manager) != l_cbd_size) {
6504 * Reads a CBD marker (Component bit depth definition)
6505 * @param p_header_data the data contained in the CBD box.
6506 * @param p_j2k the jpeg2000 codec.
6507 * @param p_header_size the size of the data contained in the CBD marker.
6508 * @param p_manager the user event manager.
6510 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6511 OPJ_BYTE * p_header_data,
6512 OPJ_UINT32 p_header_size,
6513 opj_event_mgr_t * p_manager
6516 OPJ_UINT32 l_nb_comp, l_num_comp;
6517 OPJ_UINT32 l_comp_def;
6519 opj_image_comp_t * l_comp = 00;
6522 assert(p_header_data != 00);
6523 assert(p_j2k != 00);
6524 assert(p_manager != 00);
6526 l_num_comp = p_j2k->m_private_image->numcomps;
6528 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6529 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6533 opj_read_bytes(p_header_data, &l_nb_comp,
6537 if (l_nb_comp != l_num_comp) {
6538 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6542 l_comp = p_j2k->m_private_image->comps;
6543 for (i = 0; i < l_num_comp; ++i) {
6544 opj_read_bytes(p_header_data, &l_comp_def,
6545 1); /* Component bit depth */
6547 l_comp->sgnd = (l_comp_def >> 7) & 1;
6548 l_comp->prec = (l_comp_def & 0x7f) + 1;
6550 if (l_comp->prec > 31) {
6551 opj_event_msg(p_manager, EVT_ERROR,
6552 "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",
6562 /* ----------------------------------------------------------------------- */
6563 /* J2K / JPT decoder interface */
6564 /* ----------------------------------------------------------------------- */
6566 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6568 if (j2k && parameters) {
6569 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6570 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6572 j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
6574 j2k->m_cp.correct = parameters->jpwl_correct;
6575 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6576 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6577 #endif /* USE_JPWL */
6581 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6583 /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */
6585 if (opj_has_thread_support() && j2k->m_tcd == NULL) {
6586 opj_thread_pool_destroy(j2k->m_tp);
6588 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6589 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6591 if (j2k->m_tp == NULL) {
6592 j2k->m_tp = opj_thread_pool_create(0);
6600 static int opj_j2k_get_default_thread_count()
6602 const char* num_threads_str = getenv("OPJ_NUM_THREADS");
6606 if (num_threads_str == NULL || !opj_has_thread_support()) {
6609 num_cpus = opj_get_num_cpus();
6610 if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
6613 if (num_cpus == 0) {
6616 num_threads = atoi(num_threads_str);
6617 if (num_threads < 0) {
6619 } else if (num_threads > 2 * num_cpus) {
6620 num_threads = 2 * num_cpus;
6625 /* ----------------------------------------------------------------------- */
6626 /* J2K encoder interface */
6627 /* ----------------------------------------------------------------------- */
6629 opj_j2k_t* opj_j2k_create_compress(void)
6631 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6637 l_j2k->m_is_decoder = 0;
6638 l_j2k->m_cp.m_is_decoder = 0;
6640 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6641 OPJ_J2K_DEFAULT_HEADER_SIZE);
6642 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6643 opj_j2k_destroy(l_j2k);
6647 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6648 OPJ_J2K_DEFAULT_HEADER_SIZE;
6650 /* validation list creation*/
6651 l_j2k->m_validation_list = opj_procedure_list_create();
6652 if (! l_j2k->m_validation_list) {
6653 opj_j2k_destroy(l_j2k);
6657 /* execution list creation*/
6658 l_j2k->m_procedure_list = opj_procedure_list_create();
6659 if (! l_j2k->m_procedure_list) {
6660 opj_j2k_destroy(l_j2k);
6664 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6666 l_j2k->m_tp = opj_thread_pool_create(0);
6669 opj_j2k_destroy(l_j2k);
6676 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6682 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6684 POC[0].prg1 = OPJ_CPRL;
6686 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6689 POC[1].resno1 = (OPJ_UINT32)numres;
6691 POC[1].prg1 = OPJ_CPRL;
6695 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6696 opj_image_t *image, opj_event_mgr_t *p_manager)
6698 /* Configure cinema parameters */
6702 parameters->tile_size_on = OPJ_FALSE;
6703 parameters->cp_tdx = 1;
6704 parameters->cp_tdy = 1;
6706 /* One tile part for each component */
6707 parameters->tp_flag = 'C';
6708 parameters->tp_on = 1;
6710 /* Tile and Image shall be at (0,0) */
6711 parameters->cp_tx0 = 0;
6712 parameters->cp_ty0 = 0;
6713 parameters->image_offset_x0 = 0;
6714 parameters->image_offset_y0 = 0;
6716 /* Codeblock size= 32*32 */
6717 parameters->cblockw_init = 32;
6718 parameters->cblockh_init = 32;
6720 /* Codeblock style: no mode switch enabled */
6721 parameters->mode = 0;
6724 parameters->roi_compno = -1;
6726 /* No subsampling */
6727 parameters->subsampling_dx = 1;
6728 parameters->subsampling_dy = 1;
6731 parameters->irreversible = 1;
6733 /* Number of layers */
6734 if (parameters->tcp_numlayers > 1) {
6735 opj_event_msg(p_manager, EVT_WARNING,
6736 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6737 "1 single quality layer"
6738 "-> Number of layers forced to 1 (rather than %d)\n"
6739 "-> Rate of the last layer (%3.1f) will be used",
6740 parameters->tcp_numlayers,
6741 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6742 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6743 parameters->tcp_numlayers = 1;
6746 /* Resolution levels */
6747 switch (parameters->rsiz) {
6748 case OPJ_PROFILE_CINEMA_2K:
6749 if (parameters->numresolution > 6) {
6750 opj_event_msg(p_manager, EVT_WARNING,
6751 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6752 "Number of decomposition levels <= 5\n"
6753 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6754 parameters->numresolution + 1);
6755 parameters->numresolution = 6;
6758 case OPJ_PROFILE_CINEMA_4K:
6759 if (parameters->numresolution < 2) {
6760 opj_event_msg(p_manager, EVT_WARNING,
6761 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6762 "Number of decomposition levels >= 1 && <= 6\n"
6763 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6764 parameters->numresolution + 1);
6765 parameters->numresolution = 1;
6766 } else if (parameters->numresolution > 7) {
6767 opj_event_msg(p_manager, EVT_WARNING,
6768 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6769 "Number of decomposition levels >= 1 && <= 6\n"
6770 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6771 parameters->numresolution + 1);
6772 parameters->numresolution = 7;
6780 parameters->csty |= J2K_CP_CSTY_PRT;
6781 if (parameters->numresolution == 1) {
6782 parameters->res_spec = 1;
6783 parameters->prcw_init[0] = 128;
6784 parameters->prch_init[0] = 128;
6786 parameters->res_spec = parameters->numresolution - 1;
6787 for (i = 0; i < parameters->res_spec; i++) {
6788 parameters->prcw_init[i] = 256;
6789 parameters->prch_init[i] = 256;
6793 /* The progression order shall be CPRL */
6794 parameters->prog_order = OPJ_CPRL;
6796 /* Progression order changes for 4K, disallowed for 2K */
6797 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6798 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6799 parameters->numresolution);
6801 parameters->numpocs = 0;
6804 /* Limited bit-rate */
6805 parameters->cp_disto_alloc = 1;
6806 if (parameters->max_cs_size <= 0) {
6807 /* No rate has been introduced, 24 fps is assumed */
6808 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6809 opj_event_msg(p_manager, EVT_WARNING,
6810 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6811 "Maximum 1302083 compressed bytes @ 24fps\n"
6812 "As no rate has been given, this limit will be used.\n");
6813 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6814 opj_event_msg(p_manager, EVT_WARNING,
6815 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6816 "Maximum 1302083 compressed bytes @ 24fps\n"
6817 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6818 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6821 if (parameters->max_comp_size <= 0) {
6822 /* No rate has been introduced, 24 fps is assumed */
6823 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6824 opj_event_msg(p_manager, EVT_WARNING,
6825 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6826 "Maximum 1041666 compressed bytes @ 24fps\n"
6827 "As no rate has been given, this limit will be used.\n");
6828 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6829 opj_event_msg(p_manager, EVT_WARNING,
6830 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6831 "Maximum 1041666 compressed bytes @ 24fps\n"
6832 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6833 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6836 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6837 image->comps[0].h * image->comps[0].prec) /
6838 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6839 image->comps[0].dy);
6843 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6844 opj_event_mgr_t *p_manager)
6848 /* Number of components */
6849 if (image->numcomps != 3) {
6850 opj_event_msg(p_manager, EVT_WARNING,
6851 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6853 "-> Number of components of input image (%d) is not compliant\n"
6854 "-> Non-profile-3 codestream will be generated\n",
6860 for (i = 0; i < image->numcomps; i++) {
6861 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6862 char signed_str[] = "signed";
6863 char unsigned_str[] = "unsigned";
6864 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6865 opj_event_msg(p_manager, EVT_WARNING,
6866 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6867 "Precision of each component shall be 12 bits unsigned"
6868 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6869 "-> Non-profile-3 codestream will be generated\n",
6870 i, image->comps[i].bpp, tmp_str);
6877 case OPJ_PROFILE_CINEMA_2K:
6878 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6879 opj_event_msg(p_manager, EVT_WARNING,
6880 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6881 "width <= 2048 and height <= 1080\n"
6882 "-> Input image size %d x %d is not compliant\n"
6883 "-> Non-profile-3 codestream will be generated\n",
6884 image->comps[0].w, image->comps[0].h);
6888 case OPJ_PROFILE_CINEMA_4K:
6889 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6890 opj_event_msg(p_manager, EVT_WARNING,
6891 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6892 "width <= 4096 and height <= 2160\n"
6893 "-> Image size %d x %d is not compliant\n"
6894 "-> Non-profile-4 codestream will be generated\n",
6895 image->comps[0].w, image->comps[0].h);
6906 static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters,
6909 /* Decomposition levels */
6910 const OPJ_UINT16 rsiz = parameters->rsiz;
6911 const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
6912 const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
6913 parameters->cp_tdx : image->x1;
6915 case OPJ_PROFILE_IMF_2K:
6917 case OPJ_PROFILE_IMF_4K:
6919 case OPJ_PROFILE_IMF_8K:
6921 case OPJ_PROFILE_IMF_2K_R: {
6922 if (XTsiz >= 2048) {
6924 } else if (XTsiz >= 1024) {
6929 case OPJ_PROFILE_IMF_4K_R: {
6930 if (XTsiz >= 4096) {
6932 } else if (XTsiz >= 2048) {
6934 } else if (XTsiz >= 1024) {
6939 case OPJ_PROFILE_IMF_8K_R: {
6940 if (XTsiz >= 8192) {
6942 } else if (XTsiz >= 4096) {
6944 } else if (XTsiz >= 2048) {
6946 } else if (XTsiz >= 1024) {
6957 static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
6958 opj_image_t *image, opj_event_mgr_t *p_manager)
6960 const OPJ_UINT16 rsiz = parameters->rsiz;
6961 const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
6963 OPJ_UNUSED(p_manager);
6965 /* Override defaults set by opj_set_default_encoder_parameters */
6966 if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW &&
6967 parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) {
6968 parameters->cblockw_init = 32;
6969 parameters->cblockh_init = 32;
6972 /* One tile part for each component */
6973 parameters->tp_flag = 'C';
6974 parameters->tp_on = 1;
6976 if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) {
6977 parameters->prog_order = OPJ_CPRL;
6980 if (profile == OPJ_PROFILE_IMF_2K ||
6981 profile == OPJ_PROFILE_IMF_4K ||
6982 profile == OPJ_PROFILE_IMF_8K) {
6984 parameters->irreversible = 1;
6987 /* Adjust the number of resolutions if set to its defaults */
6988 if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION &&
6991 const int max_NL = opj_j2k_get_imf_max_NL(parameters, image);
6992 if (max_NL >= 0 && parameters->numresolution > max_NL) {
6993 parameters->numresolution = max_NL + 1;
6996 /* Note: below is generic logic */
6997 if (!parameters->tile_size_on) {
6998 while (parameters->numresolution > 0) {
6999 if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
7000 parameters->numresolution --;
7003 if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
7004 parameters->numresolution --;
7012 /* Set defaults precincts */
7013 if (parameters->csty == 0) {
7014 parameters->csty |= J2K_CP_CSTY_PRT;
7015 if (parameters->numresolution == 1) {
7016 parameters->res_spec = 1;
7017 parameters->prcw_init[0] = 128;
7018 parameters->prch_init[0] = 128;
7021 parameters->res_spec = parameters->numresolution - 1;
7022 for (i = 0; i < parameters->res_spec; i++) {
7023 parameters->prcw_init[i] = 256;
7024 parameters->prch_init[i] = 256;
7030 /* Table A.53 from JPEG2000 standard */
7031 static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = {
7032 15, /* unspecified */
7046 static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
7048 opj_event_mgr_t *p_manager)
7051 const OPJ_UINT16 rsiz = parameters->rsiz;
7052 const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
7053 const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz);
7054 const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz);
7055 const int NL = parameters->numresolution - 1;
7056 const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
7057 parameters->cp_tdx : image->x1;
7058 OPJ_BOOL ret = OPJ_TRUE;
7060 /* Validate mainlevel */
7061 if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) {
7062 opj_event_msg(p_manager, EVT_WARNING,
7063 "IMF profile require mainlevel <= 11.\n"
7064 "-> %d is thus not compliant\n"
7065 "-> Non-IMF codestream will be generated\n",
7070 /* Validate sublevel */
7071 assert(sizeof(tabMaxSubLevelFromMainLevel) ==
7072 (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
7073 if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) {
7074 opj_event_msg(p_manager, EVT_WARNING,
7075 "IMF profile require sublevel <= %d for mainlevel = %d.\n"
7076 "-> %d is thus not compliant\n"
7077 "-> Non-IMF codestream will be generated\n",
7078 tabMaxSubLevelFromMainLevel[mainlevel],
7084 /* Number of components */
7085 if (image->numcomps > 3) {
7086 opj_event_msg(p_manager, EVT_WARNING,
7087 "IMF profiles require at most 3 components.\n"
7088 "-> Number of components of input image (%d) is not compliant\n"
7089 "-> Non-IMF codestream will be generated\n",
7094 if (image->x0 != 0 || image->y0 != 0) {
7095 opj_event_msg(p_manager, EVT_WARNING,
7096 "IMF profiles require image origin to be at 0,0.\n"
7097 "-> %d,%d is not compliant\n"
7098 "-> Non-IMF codestream will be generated\n",
7099 image->x0, image->y0 != 0);
7103 if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) {
7104 opj_event_msg(p_manager, EVT_WARNING,
7105 "IMF profiles require tile origin to be at 0,0.\n"
7106 "-> %d,%d is not compliant\n"
7107 "-> Non-IMF codestream will be generated\n",
7108 parameters->cp_tx0, parameters->cp_ty0);
7112 if (parameters->tile_size_on) {
7113 if (profile == OPJ_PROFILE_IMF_2K ||
7114 profile == OPJ_PROFILE_IMF_4K ||
7115 profile == OPJ_PROFILE_IMF_8K) {
7116 if ((OPJ_UINT32)parameters->cp_tdx < image->x1 ||
7117 (OPJ_UINT32)parameters->cp_tdy < image->y1) {
7118 opj_event_msg(p_manager, EVT_WARNING,
7119 "IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n"
7120 "-> %d,%d is lesser than %d,%d\n"
7121 "-> Non-IMF codestream will be generated\n",
7129 if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 &&
7130 (OPJ_UINT32)parameters->cp_tdy >= image->y1) {
7132 } else if (parameters->cp_tdx == 1024 &&
7133 parameters->cp_tdy == 1024) {
7135 } else if (parameters->cp_tdx == 2048 &&
7136 parameters->cp_tdy == 2048 &&
7137 (profile == OPJ_PROFILE_IMF_4K ||
7138 profile == OPJ_PROFILE_IMF_8K)) {
7140 } else if (parameters->cp_tdx == 4096 &&
7141 parameters->cp_tdy == 4096 &&
7142 profile == OPJ_PROFILE_IMF_8K) {
7145 opj_event_msg(p_manager, EVT_WARNING,
7146 "IMF 2K_R/4K_R/8K_R single/multiple tile profiles "
7147 "require tile to be greater or equal to image size,\n"
7148 "or to be (1024,1024), or (2048,2048) for 4K_R/8K_R "
7149 "or (4096,4096) for 8K_R.\n"
7150 "-> %d,%d is non conformant\n"
7151 "-> Non-IMF codestream will be generated\n",
7153 parameters->cp_tdy);
7160 for (i = 0; i < image->numcomps; i++) {
7161 if (!(image->comps[i].bpp >= 8 && image->comps[i].bpp <= 16) ||
7162 (image->comps[i].sgnd)) {
7163 char signed_str[] = "signed";
7164 char unsigned_str[] = "unsigned";
7165 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
7166 opj_event_msg(p_manager, EVT_WARNING,
7167 "IMF profiles require precision of each component to b in [8-16] bits unsigned"
7168 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
7169 "-> Non-IMF codestream will be generated\n",
7170 i, image->comps[i].bpp, tmp_str);
7176 for (i = 0; i < image->numcomps; i++) {
7177 if (i == 0 && image->comps[i].dx != 1) {
7178 opj_event_msg(p_manager, EVT_WARNING,
7179 "IMF profiles require XRSiz1 == 1. Here it is set to %d.\n"
7180 "-> Non-IMF codestream will be generated\n",
7181 image->comps[i].dx);
7184 if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) {
7185 opj_event_msg(p_manager, EVT_WARNING,
7186 "IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n"
7187 "-> Non-IMF codestream will be generated\n",
7188 image->comps[i].dx);
7191 if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) {
7192 opj_event_msg(p_manager, EVT_WARNING,
7193 "IMF profiles require XRSiz%d to be the same as XRSiz2. "
7194 "Here it is set to %d instead of %d.\n"
7195 "-> Non-IMF codestream will be generated\n",
7196 i + 1, image->comps[i].dx, image->comps[i - 1].dx);
7199 if (image->comps[i].dy != 1) {
7200 opj_event_msg(p_manager, EVT_WARNING,
7201 "IMF profiles require YRsiz == 1. "
7202 "Here it is set to %d for component i.\n"
7203 "-> Non-IMF codestream will be generated\n",
7204 image->comps[i].dy, i);
7211 case OPJ_PROFILE_IMF_2K:
7212 case OPJ_PROFILE_IMF_2K_R:
7213 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) {
7214 opj_event_msg(p_manager, EVT_WARNING,
7215 "IMF 2K/2K_R profile require:\n"
7216 "width <= 2048 and height <= 1556\n"
7217 "-> Input image size %d x %d is not compliant\n"
7218 "-> Non-IMF codestream will be generated\n",
7219 image->comps[0].w, image->comps[0].h);
7223 case OPJ_PROFILE_IMF_4K:
7224 case OPJ_PROFILE_IMF_4K_R:
7225 if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) {
7226 opj_event_msg(p_manager, EVT_WARNING,
7227 "IMF 4K/4K_R profile require:\n"
7228 "width <= 4096 and height <= 3112\n"
7229 "-> Input image size %d x %d is not compliant\n"
7230 "-> Non-IMF codestream will be generated\n",
7231 image->comps[0].w, image->comps[0].h);
7235 case OPJ_PROFILE_IMF_8K:
7236 case OPJ_PROFILE_IMF_8K_R:
7237 if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) {
7238 opj_event_msg(p_manager, EVT_WARNING,
7239 "IMF 8K/8K_R profile require:\n"
7240 "width <= 8192 and height <= 6224\n"
7241 "-> Input image size %d x %d is not compliant\n"
7242 "-> Non-IMF codestream will be generated\n",
7243 image->comps[0].w, image->comps[0].h);
7252 if (parameters->roi_compno != -1) {
7253 opj_event_msg(p_manager, EVT_WARNING,
7254 "IMF profile forbid RGN / region of interest marker.\n"
7255 "-> Compression parameters specify a ROI\n"
7256 "-> Non-IMF codestream will be generated\n");
7260 if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) {
7261 opj_event_msg(p_manager, EVT_WARNING,
7262 "IMF profile require code block size to be 32x32.\n"
7263 "-> Compression parameters set it to %dx%d.\n"
7264 "-> Non-IMF codestream will be generated\n",
7265 parameters->cblockw_init,
7266 parameters->cblockh_init);
7270 if (parameters->prog_order != OPJ_CPRL) {
7271 opj_event_msg(p_manager, EVT_WARNING,
7272 "IMF profile require progression order to be CPRL.\n"
7273 "-> Compression parameters set it to %d.\n"
7274 "-> Non-IMF codestream will be generated\n",
7275 parameters->prog_order);
7279 if (parameters->numpocs != 0) {
7280 opj_event_msg(p_manager, EVT_WARNING,
7281 "IMF profile forbid POC markers.\n"
7282 "-> Compression parameters set %d POC.\n"
7283 "-> Non-IMF codestream will be generated\n",
7284 parameters->numpocs);
7288 /* Codeblock style: no mode switch enabled */
7289 if (parameters->mode != 0) {
7290 opj_event_msg(p_manager, EVT_WARNING,
7291 "IMF profile forbid mode switch in code block style.\n"
7292 "-> Compression parameters set code block style to %d.\n"
7293 "-> Non-IMF codestream will be generated\n",
7298 if (profile == OPJ_PROFILE_IMF_2K ||
7299 profile == OPJ_PROFILE_IMF_4K ||
7300 profile == OPJ_PROFILE_IMF_8K) {
7301 /* Expect 9-7 transform */
7302 if (parameters->irreversible != 1) {
7303 opj_event_msg(p_manager, EVT_WARNING,
7304 "IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n"
7305 "-> Compression parameters set it to reversible.\n"
7306 "-> Non-IMF codestream will be generated\n");
7310 /* Expect 5-3 transform */
7311 if (parameters->irreversible != 0) {
7312 opj_event_msg(p_manager, EVT_WARNING,
7313 "IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n"
7314 "-> Compression parameters set it to irreversible.\n"
7315 "-> Non-IMF codestream will be generated\n");
7320 /* Number of layers */
7321 if (parameters->tcp_numlayers != 1) {
7322 opj_event_msg(p_manager, EVT_WARNING,
7323 "IMF 2K/4K/8K profiles require 1 single quality layer.\n"
7324 "-> Number of layers is %d.\n"
7325 "-> Non-IMF codestream will be generated\n",
7326 parameters->tcp_numlayers);
7330 /* Decomposition levels */
7332 case OPJ_PROFILE_IMF_2K:
7333 if (!(NL >= 1 && NL <= 5)) {
7334 opj_event_msg(p_manager, EVT_WARNING,
7335 "IMF 2K profile requires 1 <= NL <= 5:\n"
7336 "-> Number of decomposition levels is %d.\n"
7337 "-> Non-IMF codestream will be generated\n",
7342 case OPJ_PROFILE_IMF_4K:
7343 if (!(NL >= 1 && NL <= 6)) {
7344 opj_event_msg(p_manager, EVT_WARNING,
7345 "IMF 4K profile requires 1 <= NL <= 6:\n"
7346 "-> Number of decomposition levels is %d.\n"
7347 "-> Non-IMF codestream will be generated\n",
7352 case OPJ_PROFILE_IMF_8K:
7353 if (!(NL >= 1 && NL <= 7)) {
7354 opj_event_msg(p_manager, EVT_WARNING,
7355 "IMF 8K profile requires 1 <= NL <= 7:\n"
7356 "-> Number of decomposition levels is %d.\n"
7357 "-> Non-IMF codestream will be generated\n",
7362 case OPJ_PROFILE_IMF_2K_R: {
7363 if (XTsiz >= 2048) {
7364 if (!(NL >= 1 && NL <= 5)) {
7365 opj_event_msg(p_manager, EVT_WARNING,
7366 "IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n"
7367 "-> Number of decomposition levels is %d.\n"
7368 "-> Non-IMF codestream will be generated\n",
7372 } else if (XTsiz >= 1024) {
7373 if (!(NL >= 1 && NL <= 4)) {
7374 opj_event_msg(p_manager, EVT_WARNING,
7375 "IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
7376 "-> Number of decomposition levels is %d.\n"
7377 "-> Non-IMF codestream will be generated\n",
7384 case OPJ_PROFILE_IMF_4K_R: {
7385 if (XTsiz >= 4096) {
7386 if (!(NL >= 1 && NL <= 6)) {
7387 opj_event_msg(p_manager, EVT_WARNING,
7388 "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n"
7389 "-> Number of decomposition levels is %d.\n"
7390 "-> Non-IMF codestream will be generated\n",
7394 } else if (XTsiz >= 2048) {
7395 if (!(NL >= 1 && NL <= 5)) {
7396 opj_event_msg(p_manager, EVT_WARNING,
7397 "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
7398 "-> Number of decomposition levels is %d.\n"
7399 "-> Non-IMF codestream will be generated\n",
7403 } else if (XTsiz >= 1024) {
7404 if (!(NL >= 1 && NL <= 4)) {
7405 opj_event_msg(p_manager, EVT_WARNING,
7406 "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
7407 "-> Number of decomposition levels is %d.\n"
7408 "-> Non-IMF codestream will be generated\n",
7415 case OPJ_PROFILE_IMF_8K_R: {
7416 if (XTsiz >= 8192) {
7417 if (!(NL >= 1 && NL <= 7)) {
7418 opj_event_msg(p_manager, EVT_WARNING,
7419 "IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n"
7420 "-> Number of decomposition levels is %d.\n"
7421 "-> Non-IMF codestream will be generated\n",
7425 } else if (XTsiz >= 4096) {
7426 if (!(NL >= 1 && NL <= 6)) {
7427 opj_event_msg(p_manager, EVT_WARNING,
7428 "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n"
7429 "-> Number of decomposition levels is %d.\n"
7430 "-> Non-IMF codestream will be generated\n",
7434 } else if (XTsiz >= 2048) {
7435 if (!(NL >= 1 && NL <= 5)) {
7436 opj_event_msg(p_manager, EVT_WARNING,
7437 "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
7438 "-> Number of decomposition levels is %d.\n"
7439 "-> Non-IMF codestream will be generated\n",
7443 } else if (XTsiz >= 1024) {
7444 if (!(NL >= 1 && NL <= 4)) {
7445 opj_event_msg(p_manager, EVT_WARNING,
7446 "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
7447 "-> Number of decomposition levels is %d.\n"
7448 "-> Non-IMF codestream will be generated\n",
7459 if (parameters->numresolution == 1) {
7460 if (parameters->res_spec != 1 ||
7461 parameters->prcw_init[0] != 128 ||
7462 parameters->prch_init[0] != 128) {
7463 opj_event_msg(p_manager, EVT_WARNING,
7464 "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
7465 "-> Supplied values are different from that.\n"
7466 "-> Non-IMF codestream will be generated\n",
7472 for (i = 0; i < parameters->res_spec; i++) {
7473 if (parameters->prcw_init[i] != 256 ||
7474 parameters->prch_init[i] != 256) {
7475 opj_event_msg(p_manager, EVT_WARNING,
7476 "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
7477 "-> Supplied values are different from that.\n"
7478 "-> Non-IMF codestream will be generated\n",
7489 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
7490 opj_cparameters_t *parameters,
7492 opj_event_mgr_t * p_manager)
7494 OPJ_UINT32 i, j, tileno, numpocs_tile;
7496 OPJ_UINT32 cblkw, cblkh;
7498 if (!p_j2k || !parameters || ! image) {
7502 if ((parameters->numresolution <= 0) ||
7503 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
7504 opj_event_msg(p_manager, EVT_ERROR,
7505 "Invalid number of resolutions : %d not in range [1,%d]\n",
7506 parameters->numresolution, OPJ_J2K_MAXRLVLS);
7510 if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
7511 opj_event_msg(p_manager, EVT_ERROR,
7512 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
7513 parameters->cblockw_init);
7516 if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
7517 opj_event_msg(p_manager, EVT_ERROR,
7518 "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
7519 parameters->cblockh_init);
7522 if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
7523 opj_event_msg(p_manager, EVT_ERROR,
7524 "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
7527 cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7528 cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7529 if (parameters->cblockw_init != (1 << cblkw)) {
7530 opj_event_msg(p_manager, EVT_ERROR,
7531 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
7532 parameters->cblockw_init);
7535 if (parameters->cblockh_init != (1 << cblkh)) {
7536 opj_event_msg(p_manager, EVT_ERROR,
7537 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
7538 parameters->cblockh_init);
7542 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
7543 cp = &(p_j2k->m_cp);
7545 /* set default values for cp */
7549 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
7550 if (parameters->rsiz ==
7551 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
7552 OPJ_BOOL deprecated_used = OPJ_FALSE;
7553 switch (parameters->cp_cinema) {
7554 case OPJ_CINEMA2K_24:
7555 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
7556 parameters->max_cs_size = OPJ_CINEMA_24_CS;
7557 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
7558 deprecated_used = OPJ_TRUE;
7560 case OPJ_CINEMA2K_48:
7561 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
7562 parameters->max_cs_size = OPJ_CINEMA_48_CS;
7563 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
7564 deprecated_used = OPJ_TRUE;
7566 case OPJ_CINEMA4K_24:
7567 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
7568 parameters->max_cs_size = OPJ_CINEMA_24_CS;
7569 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
7570 deprecated_used = OPJ_TRUE;
7576 switch (parameters->cp_rsiz) {
7578 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
7579 deprecated_used = OPJ_TRUE;
7582 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
7583 deprecated_used = OPJ_TRUE;
7586 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
7587 deprecated_used = OPJ_TRUE;
7592 if (deprecated_used) {
7593 opj_event_msg(p_manager, EVT_WARNING,
7594 "Deprecated fields cp_cinema or cp_rsiz are used\n"
7595 "Please consider using only the rsiz field\n"
7596 "See openjpeg.h documentation for more details\n");
7600 /* If no explicit layers are provided, use lossless settings */
7601 if (parameters->tcp_numlayers == 0) {
7602 parameters->tcp_numlayers = 1;
7603 parameters->cp_disto_alloc = 1;
7604 parameters->tcp_rates[0] = 0;
7607 if (parameters->cp_disto_alloc) {
7608 /* Emit warnings if tcp_rates are not decreasing */
7609 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
7610 OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
7611 OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
7612 if (rate_i_corr <= 1.0) {
7615 if (rate_i_m_1_corr <= 1.0) {
7616 rate_i_m_1_corr = 1.0;
7618 if (rate_i_corr >= rate_i_m_1_corr) {
7619 if (rate_i_corr != parameters->tcp_rates[i] &&
7620 rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
7621 opj_event_msg(p_manager, EVT_WARNING,
7622 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
7623 "than tcp_rates[%d]=%f (corrected as %f)\n",
7624 i, parameters->tcp_rates[i], rate_i_corr,
7625 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
7626 } else if (rate_i_corr != parameters->tcp_rates[i]) {
7627 opj_event_msg(p_manager, EVT_WARNING,
7628 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
7629 "than tcp_rates[%d]=%f\n",
7630 i, parameters->tcp_rates[i], rate_i_corr,
7631 i - 1, parameters->tcp_rates[i - 1]);
7632 } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
7633 opj_event_msg(p_manager, EVT_WARNING,
7634 "tcp_rates[%d]=%f should be strictly lesser "
7635 "than tcp_rates[%d]=%f (corrected as %f)\n",
7636 i, parameters->tcp_rates[i],
7637 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
7639 opj_event_msg(p_manager, EVT_WARNING,
7640 "tcp_rates[%d]=%f should be strictly lesser "
7641 "than tcp_rates[%d]=%f\n",
7642 i, parameters->tcp_rates[i],
7643 i - 1, parameters->tcp_rates[i - 1]);
7647 } else if (parameters->cp_fixed_quality) {
7648 /* Emit warnings if tcp_distoratio are not increasing */
7649 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
7650 if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
7651 !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
7652 parameters->tcp_distoratio[i] == 0)) {
7653 opj_event_msg(p_manager, EVT_WARNING,
7654 "tcp_distoratio[%d]=%f should be strictly greater "
7655 "than tcp_distoratio[%d]=%f\n",
7656 i, parameters->tcp_distoratio[i], i - 1,
7657 parameters->tcp_distoratio[i - 1]);
7662 /* see if max_codestream_size does limit input rate */
7663 if (parameters->max_cs_size <= 0) {
7664 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
7665 OPJ_FLOAT32 temp_size;
7666 temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
7667 image->comps[0].h * image->comps[0].prec) /
7668 ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
7669 image->comps[0].dx * image->comps[0].dy));
7670 if (temp_size > INT_MAX) {
7671 parameters->max_cs_size = INT_MAX;
7673 parameters->max_cs_size = (int) floor(temp_size);
7676 parameters->max_cs_size = 0;
7679 OPJ_FLOAT32 temp_rate;
7680 OPJ_BOOL cap = OPJ_FALSE;
7682 if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 &&
7683 parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) {
7684 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
7685 image->comps[0].h * image->comps[0].prec) /
7686 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
7687 image->comps[0].dy);
7690 temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
7691 image->comps[0].h * image->comps[0].prec) /
7692 (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
7693 image->comps[0].dy));
7694 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
7695 if (parameters->tcp_rates[i] < temp_rate) {
7696 parameters->tcp_rates[i] = temp_rate;
7701 opj_event_msg(p_manager, EVT_WARNING,
7702 "The desired maximum codestream size has limited\n"
7703 "at least one of the desired quality layers\n");
7707 /* Manage profiles and applications and set RSIZ */
7708 /* set cinema parameters if required */
7709 if (OPJ_IS_CINEMA(parameters->rsiz)) {
7710 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
7711 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
7712 opj_event_msg(p_manager, EVT_WARNING,
7713 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
7714 parameters->rsiz = OPJ_PROFILE_NONE;
7716 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
7717 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
7718 parameters->rsiz = OPJ_PROFILE_NONE;
7721 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
7722 opj_event_msg(p_manager, EVT_WARNING,
7723 "JPEG 2000 Long Term Storage profile not yet supported\n");
7724 parameters->rsiz = OPJ_PROFILE_NONE;
7725 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
7726 opj_event_msg(p_manager, EVT_WARNING,
7727 "JPEG 2000 Broadcast profiles not yet supported\n");
7728 parameters->rsiz = OPJ_PROFILE_NONE;
7729 } else if (OPJ_IS_IMF(parameters->rsiz)) {
7730 opj_j2k_set_imf_parameters(parameters, image, p_manager);
7731 if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) {
7732 parameters->rsiz = OPJ_PROFILE_NONE;
7734 } else if (OPJ_IS_PART2(parameters->rsiz)) {
7735 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
7736 opj_event_msg(p_manager, EVT_WARNING,
7737 "JPEG 2000 Part-2 profile defined\n"
7738 "but no Part-2 extension enabled.\n"
7739 "Profile set to NONE.\n");
7740 parameters->rsiz = OPJ_PROFILE_NONE;
7741 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
7742 opj_event_msg(p_manager, EVT_WARNING,
7743 "Unsupported Part-2 extension enabled\n"
7744 "Profile set to NONE.\n");
7745 parameters->rsiz = OPJ_PROFILE_NONE;
7750 copy user encoding parameters
7752 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
7753 parameters->max_comp_size;
7754 cp->rsiz = parameters->rsiz;
7755 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
7756 parameters->cp_disto_alloc & 1u;
7757 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
7758 parameters->cp_fixed_alloc & 1u;
7759 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
7760 parameters->cp_fixed_quality & 1u;
7762 /* mod fixed_quality */
7763 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
7764 size_t array_size = (size_t)parameters->tcp_numlayers *
7765 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
7766 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
7767 if (!cp->m_specific_param.m_enc.m_matrice) {
7768 opj_event_msg(p_manager, EVT_ERROR,
7769 "Not enough memory to allocate copy of user encoding parameters matrix \n");
7772 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
7777 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
7778 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
7781 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
7782 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
7784 /* comment string */
7785 if (parameters->cp_comment) {
7786 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
7788 opj_event_msg(p_manager, EVT_ERROR,
7789 "Not enough memory to allocate copy of comment string\n");
7792 strcpy(cp->comment, parameters->cp_comment);
7794 /* Create default comment for codestream */
7795 const char comment[] = "Created by OpenJPEG version ";
7796 const size_t clen = strlen(comment);
7797 const char *version = opj_version();
7801 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
7803 opj_event_msg(p_manager, EVT_ERROR,
7804 "Not enough memory to allocate comment string\n");
7807 sprintf(cp->comment, "%s%s with JPWL", comment, version);
7809 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
7811 opj_event_msg(p_manager, EVT_ERROR,
7812 "Not enough memory to allocate comment string\n");
7815 sprintf(cp->comment, "%s%s", comment, version);
7821 calculate other encoding parameters
7824 if (parameters->tile_size_on) {
7825 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
7826 (OPJ_INT32)cp->tdx);
7827 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
7828 (OPJ_INT32)cp->tdy);
7830 cp->tdx = image->x1 - cp->tx0;
7831 cp->tdy = image->y1 - cp->ty0;
7834 if (parameters->tp_on) {
7835 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
7836 cp->m_specific_param.m_enc.m_tp_on = 1;
7841 calculate JPWL encoding parameters
7844 if (parameters->jpwl_epc_on) {
7848 cp->epc_on = OPJ_TRUE;
7849 cp->info_on = OPJ_FALSE; /* no informative technique */
7852 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
7853 cp->epb_on = OPJ_TRUE;
7855 cp->hprot_MH = parameters->jpwl_hprot_MH;
7856 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7857 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
7858 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
7860 /* if tile specs are not specified, copy MH specs */
7861 if (cp->hprot_TPH[0] == -1) {
7862 cp->hprot_TPH_tileno[0] = 0;
7863 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
7865 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
7866 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
7867 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
7868 cp->pprot[i] = parameters->jpwl_pprot[i];
7872 /* set ESD writing */
7873 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
7874 cp->esd_on = OPJ_TRUE;
7876 cp->sens_size = parameters->jpwl_sens_size;
7877 cp->sens_addr = parameters->jpwl_sens_addr;
7878 cp->sens_range = parameters->jpwl_sens_range;
7880 cp->sens_MH = parameters->jpwl_sens_MH;
7881 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7882 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
7883 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
7887 /* always set RED writing to false: we are at the encoder */
7888 cp->red_on = OPJ_FALSE;
7891 cp->epc_on = OPJ_FALSE;
7893 #endif /* USE_JPWL */
7895 /* initialize the mutiple tiles */
7896 /* ---------------------------- */
7897 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
7899 opj_event_msg(p_manager, EVT_ERROR,
7900 "Not enough memory to allocate tile coding parameters\n");
7904 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
7905 opj_tcp_t *tcp = &cp->tcps[tileno];
7906 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
7908 for (j = 0; j < tcp->numlayers; j++) {
7909 if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
7910 if (cp->m_specific_param.m_enc.m_fixed_quality) {
7911 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7913 tcp->rates[j] = parameters->tcp_rates[j];
7915 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
7916 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7918 tcp->rates[j] = parameters->tcp_rates[j];
7921 if (!cp->m_specific_param.m_enc.m_fixed_quality &&
7922 tcp->rates[j] <= 1.0) {
7923 tcp->rates[j] = 0.0; /* force lossless */
7927 tcp->csty = (OPJ_UINT32)parameters->csty;
7928 tcp->prg = parameters->prog_order;
7929 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
7934 if (parameters->numpocs) {
7935 /* initialisation of POC */
7936 for (i = 0; i < parameters->numpocs; i++) {
7937 if (tileno + 1 == parameters->POC[i].tile) {
7938 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7940 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7941 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7942 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7943 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7944 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7945 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7946 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7954 /* TODO MSD use the return value*/
7955 opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
7956 (OPJ_UINT32)parameters->numresolution, image->numcomps,
7957 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
7960 tcp->numpocs = numpocs_tile - 1 ;
7966 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7968 opj_event_msg(p_manager, EVT_ERROR,
7969 "Not enough memory to allocate tile component coding parameters\n");
7972 if (parameters->mct_data) {
7974 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7976 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7977 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7981 opj_event_msg(p_manager, EVT_ERROR,
7982 "Not enough memory to allocate temp buffer\n");
7987 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7988 if (! tcp->m_mct_coding_matrix) {
7991 opj_event_msg(p_manager, EVT_ERROR,
7992 "Not enough memory to allocate encoder MCT coding matrix \n");
7995 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7996 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7998 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7999 if (! tcp->m_mct_decoding_matrix) {
8002 opj_event_msg(p_manager, EVT_ERROR,
8003 "Not enough memory to allocate encoder MCT decoding matrix \n");
8006 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
8007 image->numcomps) == OPJ_FALSE) {
8010 opj_event_msg(p_manager, EVT_ERROR,
8011 "Failed to inverse encoder MCT decoding matrix \n");
8015 tcp->mct_norms = (OPJ_FLOAT64*)
8016 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
8017 if (! tcp->mct_norms) {
8020 opj_event_msg(p_manager, EVT_ERROR,
8021 "Not enough memory to allocate encoder MCT norms \n");
8024 opj_calculate_norms(tcp->mct_norms, image->numcomps,
8025 tcp->m_mct_decoding_matrix);
8028 for (i = 0; i < image->numcomps; i++) {
8029 opj_tccp_t *tccp = &tcp->tccps[i];
8030 tccp->m_dc_level_shift = l_dc_shift[i];
8033 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
8034 /* free will be handled by opj_j2k_destroy */
8035 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
8039 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
8040 if ((image->comps[0].dx != image->comps[1].dx) ||
8041 (image->comps[0].dx != image->comps[2].dx) ||
8042 (image->comps[0].dy != image->comps[1].dy) ||
8043 (image->comps[0].dy != image->comps[2].dy)) {
8044 opj_event_msg(p_manager, EVT_WARNING,
8045 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
8049 for (i = 0; i < image->numcomps; i++) {
8050 opj_tccp_t *tccp = &tcp->tccps[i];
8051 opj_image_comp_t * l_comp = &(image->comps[i]);
8053 if (! l_comp->sgnd) {
8054 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
8059 for (i = 0; i < image->numcomps; i++) {
8060 opj_tccp_t *tccp = &tcp->tccps[i];
8062 tccp->csty = parameters->csty &
8063 0x01; /* 0 => one precinct || 1 => custom precinct */
8064 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
8065 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
8066 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
8067 tccp->cblksty = (OPJ_UINT32)parameters->mode;
8068 tccp->qmfbid = parameters->irreversible ? 0 : 1;
8069 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
8070 J2K_CCP_QNTSTY_NOQNT;
8073 if ((OPJ_INT32)i == parameters->roi_compno) {
8074 tccp->roishift = parameters->roi_shift;
8079 if (parameters->csty & J2K_CCP_CSTY_PRT) {
8080 OPJ_INT32 p = 0, it_res;
8081 assert(tccp->numresolutions > 0);
8082 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
8083 if (p < parameters->res_spec) {
8085 if (parameters->prcw_init[p] < 1) {
8086 tccp->prcw[it_res] = 1;
8088 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
8091 if (parameters->prch_init[p] < 1) {
8092 tccp->prch[it_res] = 1;
8094 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
8098 OPJ_INT32 res_spec = parameters->res_spec;
8099 OPJ_INT32 size_prcw = 0;
8100 OPJ_INT32 size_prch = 0;
8102 assert(res_spec > 0); /* issue 189 */
8103 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
8104 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
8107 if (size_prcw < 1) {
8108 tccp->prcw[it_res] = 1;
8110 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
8113 if (size_prch < 1) {
8114 tccp->prch[it_res] = 1;
8116 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
8120 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
8123 for (j = 0; j < tccp->numresolutions; j++) {
8129 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
8133 if (parameters->mct_data) {
8134 opj_free(parameters->mct_data);
8135 parameters->mct_data = 00;
8140 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
8141 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
8143 assert(cstr_index != 00);
8145 /* expand the list? */
8146 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
8147 opj_marker_info_t *new_marker;
8148 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
8149 cstr_index->maxmarknum);
8150 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
8151 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
8153 opj_free(cstr_index->marker);
8154 cstr_index->marker = NULL;
8155 cstr_index->maxmarknum = 0;
8156 cstr_index->marknum = 0;
8157 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
8160 cstr_index->marker = new_marker;
8163 /* add the marker */
8164 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
8165 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
8166 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
8167 cstr_index->marknum++;
8171 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
8172 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
8175 assert(cstr_index != 00);
8176 assert(cstr_index->tile_index != 00);
8178 /* expand the list? */
8179 if ((cstr_index->tile_index[tileno].marknum + 1) >
8180 cstr_index->tile_index[tileno].maxmarknum) {
8181 opj_marker_info_t *new_marker;
8182 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
8183 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
8184 new_marker = (opj_marker_info_t *) opj_realloc(
8185 cstr_index->tile_index[tileno].marker,
8186 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
8188 opj_free(cstr_index->tile_index[tileno].marker);
8189 cstr_index->tile_index[tileno].marker = NULL;
8190 cstr_index->tile_index[tileno].maxmarknum = 0;
8191 cstr_index->tile_index[tileno].marknum = 0;
8192 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
8195 cstr_index->tile_index[tileno].marker = new_marker;
8198 /* add the marker */
8199 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
8201 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
8203 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
8205 cstr_index->tile_index[tileno].marknum++;
8207 if (type == J2K_MS_SOT) {
8208 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
8210 if (cstr_index->tile_index[tileno].tp_index) {
8211 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
8219 * -----------------------------------------------------------------------
8220 * -----------------------------------------------------------------------
8221 * -----------------------------------------------------------------------
8224 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
8225 opj_stream_private_t *p_stream,
8226 opj_event_mgr_t * p_manager
8235 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
8237 opj_image_t** p_image,
8238 opj_event_mgr_t* p_manager)
8241 assert(p_j2k != 00);
8242 assert(p_stream != 00);
8243 assert(p_manager != 00);
8245 /* create an empty image header */
8246 p_j2k->m_private_image = opj_image_create0();
8247 if (! p_j2k->m_private_image) {
8251 /* customization of the validation */
8252 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
8253 opj_image_destroy(p_j2k->m_private_image);
8254 p_j2k->m_private_image = NULL;
8258 /* validation of the parameters codec */
8259 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
8260 opj_image_destroy(p_j2k->m_private_image);
8261 p_j2k->m_private_image = NULL;
8265 /* customization of the encoding */
8266 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
8267 opj_image_destroy(p_j2k->m_private_image);
8268 p_j2k->m_private_image = NULL;
8273 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
8274 opj_image_destroy(p_j2k->m_private_image);
8275 p_j2k->m_private_image = NULL;
8279 *p_image = opj_image_create0();
8284 /* Copy codestream image information to the output image */
8285 opj_copy_image_header(p_j2k->m_private_image, *p_image);
8287 /*Allocate and initialize some elements of codestrem index*/
8288 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
8289 opj_image_destroy(*p_image);
8297 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
8298 opj_event_mgr_t * p_manager)
8301 assert(p_j2k != 00);
8302 assert(p_manager != 00);
8304 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
8305 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
8309 /* DEVELOPER CORNER, add your custom procedures */
8310 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
8311 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
8318 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
8319 opj_event_mgr_t * p_manager)
8322 assert(p_j2k != 00);
8323 assert(p_manager != 00);
8325 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
8326 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
8329 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
8330 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
8334 /* DEVELOPER CORNER, add your custom validation procedure */
8338 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
8339 opj_stream_private_t *p_stream,
8340 opj_event_mgr_t * p_manager)
8342 OPJ_BOOL l_is_valid = OPJ_TRUE;
8346 assert(p_j2k != 00);
8347 assert(p_stream != 00);
8348 assert(p_manager != 00);
8350 OPJ_UNUSED(p_stream);
8351 OPJ_UNUSED(p_manager);
8353 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
8354 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8355 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
8357 for (i = 0; i < l_nb_tiles; ++i) {
8358 if (l_tcp->mct == 2) {
8359 opj_tccp_t * l_tccp = l_tcp->tccps;
8360 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
8362 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
8363 l_is_valid &= !(l_tccp->qmfbid & 1);
8374 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
8377 OPJ_UINT32 l_indix = 1;
8378 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
8379 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
8380 OPJ_UINT32 l_mct_size, l_nb_elem;
8381 OPJ_FLOAT32 * l_data, * l_current_data;
8382 opj_tccp_t * l_tccp;
8385 assert(p_tcp != 00);
8387 if (p_tcp->mct != 2) {
8391 if (p_tcp->m_mct_decoding_matrix) {
8392 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
8393 opj_mct_data_t *new_mct_records;
8394 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
8396 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
8397 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
8398 if (! new_mct_records) {
8399 opj_free(p_tcp->m_mct_records);
8400 p_tcp->m_mct_records = NULL;
8401 p_tcp->m_nb_max_mct_records = 0;
8402 p_tcp->m_nb_mct_records = 0;
8403 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
8406 p_tcp->m_mct_records = new_mct_records;
8407 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8409 memset(l_mct_deco_data, 0,
8410 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
8413 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8415 if (l_mct_deco_data->m_data) {
8416 opj_free(l_mct_deco_data->m_data);
8417 l_mct_deco_data->m_data = 00;
8420 l_mct_deco_data->m_index = l_indix++;
8421 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
8422 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
8423 l_nb_elem = p_image->numcomps * p_image->numcomps;
8424 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
8425 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
8427 if (! l_mct_deco_data->m_data) {
8431 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
8432 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
8434 l_mct_deco_data->m_data_size = l_mct_size;
8435 ++p_tcp->m_nb_mct_records;
8438 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
8439 opj_mct_data_t *new_mct_records;
8440 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
8441 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
8442 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
8443 if (! new_mct_records) {
8444 opj_free(p_tcp->m_mct_records);
8445 p_tcp->m_mct_records = NULL;
8446 p_tcp->m_nb_max_mct_records = 0;
8447 p_tcp->m_nb_mct_records = 0;
8448 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
8451 p_tcp->m_mct_records = new_mct_records;
8452 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8454 memset(l_mct_offset_data, 0,
8455 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
8458 if (l_mct_deco_data) {
8459 l_mct_deco_data = l_mct_offset_data - 1;
8463 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
8465 if (l_mct_offset_data->m_data) {
8466 opj_free(l_mct_offset_data->m_data);
8467 l_mct_offset_data->m_data = 00;
8470 l_mct_offset_data->m_index = l_indix++;
8471 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
8472 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
8473 l_nb_elem = p_image->numcomps;
8474 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
8475 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
8477 if (! l_mct_offset_data->m_data) {
8481 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
8483 opj_free(l_mct_offset_data->m_data);
8484 l_mct_offset_data->m_data = 00;
8488 l_tccp = p_tcp->tccps;
8489 l_current_data = l_data;
8491 for (i = 0; i < l_nb_elem; ++i) {
8492 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
8496 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
8497 l_mct_offset_data->m_data, l_nb_elem);
8501 l_mct_offset_data->m_data_size = l_mct_size;
8503 ++p_tcp->m_nb_mct_records;
8505 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
8506 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
8507 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
8508 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
8509 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
8510 opj_simple_mcc_decorrelation_data_t));
8511 if (! new_mcc_records) {
8512 opj_free(p_tcp->m_mcc_records);
8513 p_tcp->m_mcc_records = NULL;
8514 p_tcp->m_nb_max_mcc_records = 0;
8515 p_tcp->m_nb_mcc_records = 0;
8516 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
8519 p_tcp->m_mcc_records = new_mcc_records;
8520 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
8521 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
8522 sizeof(opj_simple_mcc_decorrelation_data_t));
8526 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
8527 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
8528 l_mcc_data->m_is_irreversible = 1;
8529 l_mcc_data->m_nb_comps = p_image->numcomps;
8530 l_mcc_data->m_index = l_indix++;
8531 l_mcc_data->m_offset_array = l_mct_offset_data;
8532 ++p_tcp->m_nb_mcc_records;
8537 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
8538 opj_stream_private_t *p_stream,
8539 opj_event_mgr_t * p_manager)
8541 /* add here initialization of cp
8542 copy paste of setup_decoder */
8549 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
8550 opj_stream_private_t *p_stream,
8551 opj_event_mgr_t * p_manager)
8553 /* add here initialization of cp
8554 copy paste of setup_encoder */
8561 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
8562 opj_stream_private_t *p_stream,
8563 opj_event_mgr_t * p_manager)
8565 OPJ_BOOL l_is_valid = OPJ_TRUE;
8568 assert(p_j2k != 00);
8569 assert(p_stream != 00);
8570 assert(p_manager != 00);
8572 OPJ_UNUSED(p_stream);
8574 /* STATE checking */
8575 /* make sure the state is at 0 */
8576 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
8578 /* POINTER validation */
8579 /* make sure a p_j2k codec is present */
8580 l_is_valid &= (p_j2k->m_procedure_list != 00);
8581 /* make sure a validation list is present */
8582 l_is_valid &= (p_j2k->m_validation_list != 00);
8584 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
8585 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
8586 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
8587 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
8588 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
8589 opj_event_msg(p_manager, EVT_ERROR,
8590 "Number of resolutions is too high in comparison to the size of tiles\n");
8594 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
8595 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
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.tdy) < (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 /* PARAMETER VALIDATION */
8612 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
8613 opj_stream_private_t *p_stream,
8614 opj_event_mgr_t * p_manager
8617 OPJ_BOOL l_is_valid = OPJ_TRUE;
8620 assert(p_j2k != 00);
8621 assert(p_stream != 00);
8622 assert(p_manager != 00);
8624 OPJ_UNUSED(p_stream);
8625 OPJ_UNUSED(p_manager);
8627 /* STATE checking */
8628 /* make sure the state is at 0 */
8630 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
8632 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
8634 /* POINTER validation */
8635 /* make sure a p_j2k codec is present */
8636 /* make sure a procedure list is present */
8637 l_is_valid &= (p_j2k->m_procedure_list != 00);
8638 /* make sure a validation list is present */
8639 l_is_valid &= (p_j2k->m_validation_list != 00);
8641 /* PARAMETER VALIDATION */
8645 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
8646 opj_stream_private_t *p_stream,
8647 opj_event_mgr_t * p_manager)
8649 OPJ_UINT32 l_current_marker;
8650 OPJ_UINT32 l_marker_size;
8651 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8652 OPJ_BOOL l_has_siz = 0;
8653 OPJ_BOOL l_has_cod = 0;
8654 OPJ_BOOL l_has_qcd = 0;
8657 assert(p_stream != 00);
8658 assert(p_j2k != 00);
8659 assert(p_manager != 00);
8661 /* We enter in the main header */
8662 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
8664 /* Try to read the SOC marker, the codestream must begin with SOC marker */
8665 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
8666 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
8670 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8671 if (opj_stream_read_data(p_stream,
8672 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8673 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8677 /* Read 2 bytes as the new marker ID */
8678 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8679 &l_current_marker, 2);
8681 /* Try to read until the SOT is detected */
8682 while (l_current_marker != J2K_MS_SOT) {
8684 /* Check if the current marker ID is valid */
8685 if (l_current_marker < 0xff00) {
8686 opj_event_msg(p_manager, EVT_ERROR,
8687 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
8691 /* Get the marker handler from the marker ID */
8692 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8694 /* Manage case where marker is unknown */
8695 if (l_marker_handler->id == J2K_MS_UNK) {
8696 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
8697 opj_event_msg(p_manager, EVT_ERROR,
8698 "Unknow marker have been detected and generated error.\n");
8702 if (l_current_marker == J2K_MS_SOT) {
8703 break; /* SOT marker is detected main header is completely read */
8704 } else { /* Get the marker handler from the marker ID */
8705 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8709 if (l_marker_handler->id == J2K_MS_SIZ) {
8710 /* Mark required SIZ marker as found */
8713 if (l_marker_handler->id == J2K_MS_COD) {
8714 /* Mark required COD marker as found */
8717 if (l_marker_handler->id == J2K_MS_QCD) {
8718 /* Mark required QCD marker as found */
8722 /* Check if the marker is known and if it is the right place to find it */
8723 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8724 opj_event_msg(p_manager, EVT_ERROR,
8725 "Marker is not compliant with its position\n");
8729 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8730 if (opj_stream_read_data(p_stream,
8731 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8732 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8736 /* read 2 bytes as the marker size */
8737 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8739 if (l_marker_size < 2) {
8740 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
8743 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8745 /* Check if the marker size is compatible with the header data size */
8746 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8747 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
8748 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8749 if (! new_header_data) {
8750 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8751 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8752 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8753 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8756 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8757 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8760 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8761 if (opj_stream_read_data(p_stream,
8762 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8763 p_manager) != l_marker_size) {
8764 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8768 /* Read the marker segment with the correct marker handler */
8769 if (!(*(l_marker_handler->handler))(p_j2k,
8770 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8771 opj_event_msg(p_manager, EVT_ERROR,
8772 "Marker handler function failed to read the marker segment\n");
8776 /* Add the marker to the codestream index*/
8777 if (OPJ_FALSE == opj_j2k_add_mhmarker(
8779 l_marker_handler->id,
8780 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8781 l_marker_size + 4)) {
8782 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
8786 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8787 if (opj_stream_read_data(p_stream,
8788 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8789 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8793 /* read 2 bytes as the new marker ID */
8794 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8795 &l_current_marker, 2);
8798 if (l_has_siz == 0) {
8799 opj_event_msg(p_manager, EVT_ERROR,
8800 "required SIZ marker not found in main header\n");
8803 if (l_has_cod == 0) {
8804 opj_event_msg(p_manager, EVT_ERROR,
8805 "required COD marker not found in main header\n");
8808 if (l_has_qcd == 0) {
8809 opj_event_msg(p_manager, EVT_ERROR,
8810 "required QCD marker not found in main header\n");
8814 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
8815 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
8819 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
8821 /* Position of the last element if the main header */
8822 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
8824 /* Next step: read a tile-part header */
8825 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8830 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
8831 opj_procedure_list_t * p_procedure_list,
8832 opj_stream_private_t *p_stream,
8833 opj_event_mgr_t * p_manager)
8835 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
8836 opj_event_mgr_t *) = 00;
8837 OPJ_BOOL l_result = OPJ_TRUE;
8838 OPJ_UINT32 l_nb_proc, i;
8841 assert(p_procedure_list != 00);
8842 assert(p_j2k != 00);
8843 assert(p_stream != 00);
8844 assert(p_manager != 00);
8846 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
8847 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
8848 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
8850 for (i = 0; i < l_nb_proc; ++i) {
8851 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
8855 /* and clear the procedure list at the end.*/
8856 opj_procedure_list_clear(p_procedure_list);
8861 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
8862 opj_stream_private_t *p_stream,
8863 opj_event_mgr_t * p_manager
8866 opj_tcp_t * l_tcp = 00;
8867 opj_tcp_t * l_default_tcp = 00;
8868 OPJ_UINT32 l_nb_tiles;
8870 opj_tccp_t *l_current_tccp = 00;
8871 OPJ_UINT32 l_tccp_size;
8872 OPJ_UINT32 l_mct_size;
8873 opj_image_t * l_image;
8874 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
8875 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
8876 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
8877 OPJ_UINT32 l_offset;
8880 assert(p_j2k != 00);
8881 assert(p_stream != 00);
8882 assert(p_manager != 00);
8884 OPJ_UNUSED(p_stream);
8886 l_image = p_j2k->m_private_image;
8887 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8888 l_tcp = p_j2k->m_cp.tcps;
8889 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
8890 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8891 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
8895 for (i = 0; i < l_nb_tiles; ++i) {
8896 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
8897 l_current_tccp = l_tcp->tccps;
8898 /*Copy default coding parameters into the current tile coding parameters*/
8899 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
8900 /* Initialize some values of the current tile coding parameters*/
8903 l_tcp->ppt_data = 00;
8904 l_tcp->m_current_tile_part_number = -1;
8905 /* Remove memory not owned by this tile in case of early error return. */
8906 l_tcp->m_mct_decoding_matrix = 00;
8907 l_tcp->m_nb_max_mct_records = 0;
8908 l_tcp->m_mct_records = 00;
8909 l_tcp->m_nb_max_mcc_records = 0;
8910 l_tcp->m_mcc_records = 00;
8911 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
8912 l_tcp->tccps = l_current_tccp;
8914 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
8915 if (l_default_tcp->m_mct_decoding_matrix) {
8916 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
8917 if (! l_tcp->m_mct_decoding_matrix) {
8920 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
8924 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
8925 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
8927 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
8928 if (! l_tcp->m_mct_records) {
8931 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
8933 /* Copy the mct record data from dflt_tile_cp to the current tile*/
8934 l_src_mct_rec = l_default_tcp->m_mct_records;
8935 l_dest_mct_rec = l_tcp->m_mct_records;
8937 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
8939 if (l_src_mct_rec->m_data) {
8941 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
8942 if (! l_dest_mct_rec->m_data) {
8945 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8946 l_src_mct_rec->m_data_size);
8951 /* Update with each pass to free exactly what has been allocated on early return. */
8952 l_tcp->m_nb_max_mct_records += 1;
8955 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8956 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8957 opj_simple_mcc_decorrelation_data_t);
8958 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8959 l_mcc_records_size);
8960 if (! l_tcp->m_mcc_records) {
8963 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8964 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8966 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8967 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8968 l_dest_mcc_rec = l_tcp->m_mcc_records;
8970 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8972 if (l_src_mcc_rec->m_decorrelation_array) {
8973 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8974 l_default_tcp->m_mct_records);
8975 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8978 if (l_src_mcc_rec->m_offset_array) {
8979 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8980 l_default_tcp->m_mct_records);
8981 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8988 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8989 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8991 /* Move to next tile cp*/
8995 /* Create the current tile decoder*/
8996 p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
8997 if (! p_j2k->m_tcd) {
9001 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
9002 opj_tcd_destroy(p_j2k->m_tcd);
9004 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
9011 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
9014 const opj_dec_memory_marker_handler_t *e;
9015 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
9016 if (e->id == p_id) {
9017 break; /* we find a handler corresponding to the marker ID*/
9023 void opj_j2k_destroy(opj_j2k_t *p_j2k)
9029 if (p_j2k->m_is_decoder) {
9031 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
9032 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
9033 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
9034 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
9037 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
9038 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
9039 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
9040 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
9043 opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
9044 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
9045 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
9049 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
9050 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9051 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
9054 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
9055 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
9056 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
9057 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
9060 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
9061 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
9062 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
9063 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
9067 opj_tcd_destroy(p_j2k->m_tcd);
9069 opj_j2k_cp_destroy(&(p_j2k->m_cp));
9070 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
9072 opj_procedure_list_destroy(p_j2k->m_procedure_list);
9073 p_j2k->m_procedure_list = 00;
9075 opj_procedure_list_destroy(p_j2k->m_validation_list);
9076 p_j2k->m_procedure_list = 00;
9078 j2k_destroy_cstr_index(p_j2k->cstr_index);
9079 p_j2k->cstr_index = NULL;
9081 opj_image_destroy(p_j2k->m_private_image);
9082 p_j2k->m_private_image = NULL;
9084 opj_image_destroy(p_j2k->m_output_image);
9085 p_j2k->m_output_image = NULL;
9087 opj_thread_pool_destroy(p_j2k->m_tp);
9093 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
9097 if (p_cstr_ind->marker) {
9098 opj_free(p_cstr_ind->marker);
9099 p_cstr_ind->marker = NULL;
9102 if (p_cstr_ind->tile_index) {
9103 OPJ_UINT32 it_tile = 0;
9105 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
9107 if (p_cstr_ind->tile_index[it_tile].packet_index) {
9108 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
9109 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
9112 if (p_cstr_ind->tile_index[it_tile].tp_index) {
9113 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
9114 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
9117 if (p_cstr_ind->tile_index[it_tile].marker) {
9118 opj_free(p_cstr_ind->tile_index[it_tile].marker);
9119 p_cstr_ind->tile_index[it_tile].marker = NULL;
9124 opj_free(p_cstr_ind->tile_index);
9125 p_cstr_ind->tile_index = NULL;
9128 opj_free(p_cstr_ind);
9132 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
9138 if (p_tcp->ppt_markers != 00) {
9140 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
9141 if (p_tcp->ppt_markers[i].m_data != NULL) {
9142 opj_free(p_tcp->ppt_markers[i].m_data);
9145 p_tcp->ppt_markers_count = 0U;
9146 opj_free(p_tcp->ppt_markers);
9147 p_tcp->ppt_markers = NULL;
9150 if (p_tcp->ppt_buffer != 00) {
9151 opj_free(p_tcp->ppt_buffer);
9152 p_tcp->ppt_buffer = 00;
9155 if (p_tcp->tccps != 00) {
9156 opj_free(p_tcp->tccps);
9160 if (p_tcp->m_mct_coding_matrix != 00) {
9161 opj_free(p_tcp->m_mct_coding_matrix);
9162 p_tcp->m_mct_coding_matrix = 00;
9165 if (p_tcp->m_mct_decoding_matrix != 00) {
9166 opj_free(p_tcp->m_mct_decoding_matrix);
9167 p_tcp->m_mct_decoding_matrix = 00;
9170 if (p_tcp->m_mcc_records) {
9171 opj_free(p_tcp->m_mcc_records);
9172 p_tcp->m_mcc_records = 00;
9173 p_tcp->m_nb_max_mcc_records = 0;
9174 p_tcp->m_nb_mcc_records = 0;
9177 if (p_tcp->m_mct_records) {
9178 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
9181 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
9182 if (l_mct_data->m_data) {
9183 opj_free(l_mct_data->m_data);
9184 l_mct_data->m_data = 00;
9190 opj_free(p_tcp->m_mct_records);
9191 p_tcp->m_mct_records = 00;
9194 if (p_tcp->mct_norms != 00) {
9195 opj_free(p_tcp->mct_norms);
9196 p_tcp->mct_norms = 00;
9199 opj_j2k_tcp_data_destroy(p_tcp);
9203 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
9205 if (p_tcp->m_data) {
9206 opj_free(p_tcp->m_data);
9207 p_tcp->m_data = NULL;
9208 p_tcp->m_data_size = 0;
9212 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
9214 OPJ_UINT32 l_nb_tiles;
9215 opj_tcp_t * l_current_tile = 00;
9220 if (p_cp->tcps != 00) {
9222 l_current_tile = p_cp->tcps;
9223 l_nb_tiles = p_cp->th * p_cp->tw;
9225 for (i = 0U; i < l_nb_tiles; ++i) {
9226 opj_j2k_tcp_destroy(l_current_tile);
9229 opj_free(p_cp->tcps);
9232 if (p_cp->ppm_markers != 00) {
9234 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
9235 if (p_cp->ppm_markers[i].m_data != NULL) {
9236 opj_free(p_cp->ppm_markers[i].m_data);
9239 p_cp->ppm_markers_count = 0U;
9240 opj_free(p_cp->ppm_markers);
9241 p_cp->ppm_markers = NULL;
9243 opj_free(p_cp->ppm_buffer);
9244 p_cp->ppm_buffer = 00;
9246 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
9247 opj_free(p_cp->comment);
9249 if (! p_cp->m_is_decoder) {
9250 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
9251 p_cp->m_specific_param.m_enc.m_matrice = 00;
9255 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
9256 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
9257 opj_event_mgr_t * p_manager)
9259 OPJ_BYTE l_header_data[10];
9260 OPJ_OFF_T l_stream_pos_backup;
9261 OPJ_UINT32 l_current_marker;
9262 OPJ_UINT32 l_marker_size;
9263 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
9265 /* initialize to no correction needed */
9266 *p_correction_needed = OPJ_FALSE;
9268 if (!opj_stream_has_seek(p_stream)) {
9269 /* We can't do much in this case, seek is needed */
9273 l_stream_pos_backup = opj_stream_tell(p_stream);
9274 if (l_stream_pos_backup == -1) {
9275 /* let's do nothing */
9280 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
9281 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
9282 /* assume all is OK */
9283 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9289 /* Read 2 bytes from buffer as the new marker ID */
9290 opj_read_bytes(l_header_data, &l_current_marker, 2);
9292 if (l_current_marker != J2K_MS_SOT) {
9293 /* assume all is OK */
9294 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9300 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
9301 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
9302 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9306 /* Read 2 bytes from the buffer as the marker size */
9307 opj_read_bytes(l_header_data, &l_marker_size, 2);
9309 /* Check marker size for SOT Marker */
9310 if (l_marker_size != 10) {
9311 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
9316 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
9317 p_manager) != l_marker_size) {
9318 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9322 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
9323 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
9327 if (l_tile_no == tile_no) {
9328 /* we found what we were looking for */
9332 if (l_tot_len < 14U) {
9333 /* last SOT until EOC or invalid Psot value */
9334 /* assume all is OK */
9335 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9341 /* look for next SOT marker */
9342 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
9343 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
9344 /* assume all is OK */
9345 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9352 /* check for correction */
9353 if (l_current_part == l_num_parts) {
9354 *p_correction_needed = OPJ_TRUE;
9357 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
9363 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
9364 OPJ_UINT32 * p_tile_index,
9365 OPJ_UINT32 * p_data_size,
9366 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
9367 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
9368 OPJ_UINT32 * p_nb_comps,
9370 opj_stream_private_t *p_stream,
9371 opj_event_mgr_t * p_manager)
9373 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
9374 OPJ_UINT32 l_marker_size;
9375 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
9376 opj_tcp_t * l_tcp = NULL;
9379 assert(p_stream != 00);
9380 assert(p_j2k != 00);
9381 assert(p_manager != 00);
9383 /* Reach the End Of Codestream ?*/
9384 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
9385 l_current_marker = J2K_MS_EOC;
9387 /* We need to encounter a SOT marker (a new tile-part header) */
9388 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9392 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
9393 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
9394 (l_current_marker != J2K_MS_EOC)) {
9396 /* Try to read until the Start Of Data is detected */
9397 while (l_current_marker != J2K_MS_SOD) {
9399 if (opj_stream_get_number_byte_left(p_stream) == 0) {
9400 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9404 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
9405 if (opj_stream_read_data(p_stream,
9406 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9407 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9411 /* Read 2 bytes from the buffer as the marker size */
9412 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
9415 /* Check marker size (does not include marker ID but includes marker size) */
9416 if (l_marker_size < 2) {
9417 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
9421 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
9422 if (l_current_marker == 0x8080 &&
9423 opj_stream_get_number_byte_left(p_stream) == 0) {
9424 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9428 /* Why this condition? FIXME */
9429 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
9430 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
9432 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
9434 /* Get the marker handler from the marker ID */
9435 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
9437 /* Check if the marker is known and if it is the right place to find it */
9438 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
9439 opj_event_msg(p_manager, EVT_ERROR,
9440 "Marker is not compliant with its position\n");
9443 /* FIXME manage case of unknown marker as in the main header ? */
9445 /* Check if the marker size is compatible with the header data size */
9446 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
9447 OPJ_BYTE *new_header_data = NULL;
9448 /* If we are here, this means we consider this marker as known & we will read it */
9449 /* Check enough bytes left in stream before allocation */
9450 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
9451 opj_event_msg(p_manager, EVT_ERROR,
9452 "Marker size inconsistent with stream length\n");
9455 new_header_data = (OPJ_BYTE *) opj_realloc(
9456 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
9457 if (! new_header_data) {
9458 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
9459 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
9460 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
9461 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
9464 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
9465 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
9468 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
9469 if (opj_stream_read_data(p_stream,
9470 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
9471 p_manager) != l_marker_size) {
9472 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9476 if (!l_marker_handler->handler) {
9477 /* See issue #175 */
9478 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
9481 /* Read the marker segment with the correct marker handler */
9482 if (!(*(l_marker_handler->handler))(p_j2k,
9483 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
9484 opj_event_msg(p_manager, EVT_ERROR,
9485 "Fail to read the current marker segment (%#x)\n", l_current_marker);
9489 /* Add the marker to the codestream index*/
9490 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
9492 l_marker_handler->id,
9493 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
9494 l_marker_size + 4)) {
9495 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
9499 /* Keep the position of the last SOT marker read */
9500 if (l_marker_handler->id == J2K_MS_SOT) {
9501 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
9503 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
9504 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
9508 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
9509 /* Skip the rest of the tile part header*/
9510 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
9511 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
9512 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9515 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
9517 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
9518 if (opj_stream_read_data(p_stream,
9519 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9520 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9523 /* Read 2 bytes from the buffer as the new marker ID */
9524 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
9525 &l_current_marker, 2);
9528 if (opj_stream_get_number_byte_left(p_stream) == 0
9529 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
9533 /* If we didn't skip data before, we need to read the SOD marker*/
9534 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
9535 /* Try to read the SOD marker and skip data ? FIXME */
9536 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
9539 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
9540 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
9542 OPJ_BOOL l_correction_needed;
9544 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9545 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
9546 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
9547 opj_event_msg(p_manager, EVT_ERROR,
9548 "opj_j2k_apply_nb_tile_parts_correction error\n");
9551 if (l_correction_needed) {
9552 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9553 OPJ_UINT32 l_tile_no;
9555 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
9556 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
9558 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
9559 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
9560 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
9563 opj_event_msg(p_manager, EVT_WARNING,
9564 "Non conformant codestream TPsot==TNsot.\n");
9567 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
9568 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
9569 if (opj_stream_read_data(p_stream,
9570 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9571 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9575 /* Read 2 bytes from buffer as the new marker ID */
9576 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
9577 &l_current_marker, 2);
9580 /* Indicate we will try to read a new tile-part header*/
9581 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
9582 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
9583 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9585 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
9586 if (opj_stream_read_data(p_stream,
9587 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
9588 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9592 /* Read 2 bytes from buffer as the new marker ID */
9593 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
9594 &l_current_marker, 2);
9598 /* Current marker is the EOC marker ?*/
9599 if (l_current_marker == J2K_MS_EOC) {
9600 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
9601 p_j2k->m_current_tile_number = 0;
9602 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
9607 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
9608 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9609 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
9611 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
9612 ++p_j2k->m_current_tile_number;
9616 if (p_j2k->m_current_tile_number == l_nb_tiles) {
9617 *p_go_on = OPJ_FALSE;
9622 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
9624 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
9628 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
9630 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
9634 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
9635 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
9637 *p_tile_index = p_j2k->m_current_tile_number;
9638 *p_go_on = OPJ_TRUE;
9640 /* For internal use in j2k.c, we don't need this */
9641 /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
9642 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
9643 if (*p_data_size == UINT_MAX) {
9647 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
9648 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
9649 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
9650 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
9651 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
9653 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
9658 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
9659 OPJ_UINT32 p_tile_index,
9661 OPJ_UINT32 p_data_size,
9662 opj_stream_private_t *p_stream,
9663 opj_event_mgr_t * p_manager)
9665 OPJ_UINT32 l_current_marker;
9666 OPJ_BYTE l_data [2];
9668 opj_image_t* l_image_for_bounds;
9671 assert(p_stream != 00);
9672 assert(p_j2k != 00);
9673 assert(p_manager != 00);
9675 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
9676 || (p_tile_index != p_j2k->m_current_tile_number)) {
9680 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
9681 if (! l_tcp->m_data) {
9682 opj_j2k_tcp_destroy(l_tcp);
9686 /* When using the opj_read_tile_header / opj_decode_tile_data API */
9687 /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
9688 /* to the full image dimension. This is a bit surprising that */
9689 /* opj_set_decode_area() is only used to determinte intersecting tiles, */
9690 /* but full tile decoding is done */
9691 l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
9692 p_j2k->m_private_image;
9693 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
9694 l_image_for_bounds->x0,
9695 l_image_for_bounds->y0,
9696 l_image_for_bounds->x1,
9697 l_image_for_bounds->y1,
9698 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
9699 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
9703 p_j2k->cstr_index, p_manager)) {
9704 opj_j2k_tcp_destroy(l_tcp);
9705 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
9706 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
9710 /* p_data can be set to NULL when the call will take care of using */
9711 /* itself the TCD data. This is typically the case for whole single */
9712 /* tile decoding optimization. */
9713 if (p_data != NULL) {
9714 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
9718 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
9719 * we destroy just the data which will be re-read in read_tile_header*/
9720 /*opj_j2k_tcp_destroy(l_tcp);
9721 p_j2k->m_tcd->tcp = 0;*/
9722 opj_j2k_tcp_data_destroy(l_tcp);
9725 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
9726 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
9728 if (opj_stream_get_number_byte_left(p_stream) == 0
9729 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
9733 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
9734 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
9735 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
9739 opj_read_bytes(l_data, &l_current_marker, 2);
9741 if (l_current_marker == J2K_MS_EOC) {
9742 p_j2k->m_current_tile_number = 0;
9743 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
9744 } else if (l_current_marker != J2K_MS_SOT) {
9745 if (opj_stream_get_number_byte_left(p_stream) == 0) {
9746 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9747 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
9750 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
9758 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
9759 opj_image_t* p_output_image)
9762 OPJ_UINT32 l_width_src, l_height_src;
9763 OPJ_UINT32 l_width_dest, l_height_dest;
9764 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
9765 OPJ_SIZE_T l_start_offset_src;
9766 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
9767 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
9768 OPJ_SIZE_T l_start_offset_dest;
9770 opj_image_comp_t * l_img_comp_src = 00;
9771 opj_image_comp_t * l_img_comp_dest = 00;
9773 opj_tcd_tilecomp_t * l_tilec = 00;
9774 opj_image_t * l_image_src = 00;
9775 OPJ_INT32 * l_dest_ptr;
9777 l_tilec = p_tcd->tcd_image->tiles->comps;
9778 l_image_src = p_tcd->image;
9779 l_img_comp_src = l_image_src->comps;
9781 l_img_comp_dest = p_output_image->comps;
9783 for (i = 0; i < l_image_src->numcomps;
9784 i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
9785 OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
9786 OPJ_UINT32 src_data_stride;
9787 const OPJ_INT32* p_src_data;
9789 /* Copy info from decoded comp image to output image */
9790 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
9792 if (p_tcd->whole_tile_decoding) {
9793 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9794 l_img_comp_src->resno_decoded;
9799 src_data_stride = (OPJ_UINT32)(
9800 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
9801 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
9802 p_src_data = l_tilec->data;
9804 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9805 l_img_comp_src->resno_decoded;
9806 res_x0 = (OPJ_INT32)l_res->win_x0;
9807 res_y0 = (OPJ_INT32)l_res->win_y0;
9808 res_x1 = (OPJ_INT32)l_res->win_x1;
9809 res_y1 = (OPJ_INT32)l_res->win_y1;
9810 src_data_stride = l_res->win_x1 - l_res->win_x0;
9811 p_src_data = l_tilec->data_win;
9814 if (p_src_data == NULL) {
9815 /* Happens for partial component decoding */
9819 l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
9820 l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
9823 /* Current tile component size*/
9825 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
9826 res_x0, res_x1, res_y0, res_y1);
9830 /* Border of the current output component*/
9831 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
9832 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
9833 l_x1_dest = l_x0_dest +
9834 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
9835 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
9838 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
9839 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
9843 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
9844 * of the input buffer (decoded tile component) which will be move
9845 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
9846 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
9847 * by this input area.
9849 assert(res_x0 >= 0);
9850 assert(res_x1 >= 0);
9851 if (l_x0_dest < (OPJ_UINT32)res_x0) {
9852 l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
9853 l_offset_x0_src = 0;
9855 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9856 l_width_dest = l_width_src;
9857 l_offset_x1_src = 0;
9859 l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
9860 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
9863 l_start_x_dest = 0U;
9864 l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
9866 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9867 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
9868 l_offset_x1_src = 0;
9870 l_width_dest = l_img_comp_dest->w ;
9871 l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
9875 if (l_y0_dest < (OPJ_UINT32)res_y0) {
9876 l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
9877 l_offset_y0_src = 0;
9879 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9880 l_height_dest = l_height_src;
9881 l_offset_y1_src = 0;
9883 l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
9884 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
9887 l_start_y_dest = 0U;
9888 l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
9890 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9891 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
9892 l_offset_y1_src = 0;
9894 l_height_dest = l_img_comp_dest->h ;
9895 l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
9899 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
9900 (l_offset_y1_src < 0)) {
9903 /* testcase 2977.pdf.asan.67.2198 */
9904 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
9909 /* Compute the input buffer offset */
9910 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
9911 * (OPJ_SIZE_T)src_data_stride;
9913 /* Compute the output buffer offset */
9914 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
9915 * (OPJ_SIZE_T)l_img_comp_dest->w;
9917 /* Allocate output component buffer if necessary */
9918 if (l_img_comp_dest->data == NULL &&
9919 l_start_offset_src == 0 && l_start_offset_dest == 0 &&
9920 src_data_stride == l_img_comp_dest->w &&
9921 l_width_dest == l_img_comp_dest->w &&
9922 l_height_dest == l_img_comp_dest->h) {
9923 /* If the final image matches the tile buffer, then borrow it */
9924 /* directly to save a copy */
9925 if (p_tcd->whole_tile_decoding) {
9926 l_img_comp_dest->data = l_tilec->data;
9927 l_tilec->data = NULL;
9929 l_img_comp_dest->data = l_tilec->data_win;
9930 l_tilec->data_win = NULL;
9933 } else if (l_img_comp_dest->data == NULL) {
9934 OPJ_SIZE_T l_width = l_img_comp_dest->w;
9935 OPJ_SIZE_T l_height = l_img_comp_dest->h;
9937 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
9938 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
9939 /* would overflow */
9942 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
9944 if (! l_img_comp_dest->data) {
9948 if (l_img_comp_dest->w != l_width_dest ||
9949 l_img_comp_dest->h != l_height_dest) {
9950 memset(l_img_comp_dest->data, 0,
9951 (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
9955 /* Move the output buffer to the first place where we will write*/
9956 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
9959 const OPJ_INT32 * l_src_ptr = p_src_data;
9960 l_src_ptr += l_start_offset_src;
9962 for (j = 0; j < l_height_dest; ++j) {
9963 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9964 l_dest_ptr += l_img_comp_dest->w;
9965 l_src_ptr += src_data_stride;
9975 static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
9976 opj_event_mgr_t * p_manager)
9979 OPJ_INT32 l_comp_x1, l_comp_y1;
9980 opj_image_comp_t* l_img_comp = NULL;
9982 l_img_comp = p_image->comps;
9983 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9985 if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
9986 p_image->y0 > (OPJ_UINT32)INT_MAX ||
9987 p_image->x1 > (OPJ_UINT32)INT_MAX ||
9988 p_image->y1 > (OPJ_UINT32)INT_MAX) {
9989 opj_event_msg(p_manager, EVT_ERROR,
9990 "Image coordinates above INT_MAX are not supported\n");
9994 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9995 (OPJ_INT32)l_img_comp->dx);
9996 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9997 (OPJ_INT32)l_img_comp->dy);
9998 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9999 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10001 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
10002 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
10004 opj_event_msg(p_manager, EVT_ERROR,
10005 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
10009 l_img_comp->w = (OPJ_UINT32)l_w;
10011 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
10012 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
10014 opj_event_msg(p_manager, EVT_ERROR,
10015 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
10019 l_img_comp->h = (OPJ_UINT32)l_h;
10027 OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
10028 OPJ_UINT32 numcomps,
10029 const OPJ_UINT32* comps_indices,
10030 opj_event_mgr_t * p_manager)
10033 OPJ_BOOL* already_mapped;
10035 if (p_j2k->m_private_image == NULL) {
10036 opj_event_msg(p_manager, EVT_ERROR,
10037 "opj_read_header() should be called before "
10038 "opj_set_decoded_components().\n");
10042 already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
10043 p_j2k->m_private_image->numcomps);
10044 if (already_mapped == NULL) {
10048 for (i = 0; i < numcomps; i++) {
10049 if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
10050 opj_event_msg(p_manager, EVT_ERROR,
10051 "Invalid component index: %u\n",
10053 opj_free(already_mapped);
10056 if (already_mapped[comps_indices[i]]) {
10057 opj_event_msg(p_manager, EVT_ERROR,
10058 "Component index %u used several times\n",
10060 opj_free(already_mapped);
10063 already_mapped[comps_indices[i]] = OPJ_TRUE;
10065 opj_free(already_mapped);
10067 opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
10069 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
10070 (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
10071 if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
10072 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
10075 memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
10077 numcomps * sizeof(OPJ_UINT32));
10079 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
10081 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
10087 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
10088 opj_image_t* p_image,
10089 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
10090 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
10091 opj_event_mgr_t * p_manager)
10093 opj_cp_t * l_cp = &(p_j2k->m_cp);
10094 opj_image_t * l_image = p_j2k->m_private_image;
10096 OPJ_UINT32 it_comp;
10098 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10099 p_j2k->m_cp.tcps[0].m_data != NULL) {
10100 /* In the case of a single-tiled image whose codestream we have already */
10101 /* ingested, go on */
10103 /* Check if we are read the main header */
10104 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
10105 opj_event_msg(p_manager, EVT_ERROR,
10106 "Need to decode the main header before begin to decode the remaining codestream.\n");
10110 /* Update the comps[].factor member of the output image with the one */
10112 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
10113 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
10116 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
10117 opj_event_msg(p_manager, EVT_INFO,
10118 "No decoded area parameters, set the decoded area to the whole image\n");
10120 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
10121 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
10122 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
10123 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
10125 p_image->x0 = l_image->x0;
10126 p_image->y0 = l_image->y0;
10127 p_image->x1 = l_image->x1;
10128 p_image->y1 = l_image->y1;
10130 return opj_j2k_update_image_dimensions(p_image, p_manager);
10134 /* Check if the positions provided by the user are correct */
10137 if (p_start_x < 0) {
10138 opj_event_msg(p_manager, EVT_ERROR,
10139 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
10142 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
10143 opj_event_msg(p_manager, EVT_ERROR,
10144 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
10145 p_start_x, l_image->x1);
10147 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
10148 opj_event_msg(p_manager, EVT_WARNING,
10149 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
10150 p_start_x, l_image->x0);
10151 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
10152 p_image->x0 = l_image->x0;
10154 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
10155 l_cp->tx0) / l_cp->tdx;
10156 p_image->x0 = (OPJ_UINT32)p_start_x;
10160 if (p_start_y < 0) {
10161 opj_event_msg(p_manager, EVT_ERROR,
10162 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
10165 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
10166 opj_event_msg(p_manager, EVT_ERROR,
10167 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
10168 p_start_y, l_image->y1);
10170 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
10171 opj_event_msg(p_manager, EVT_WARNING,
10172 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
10173 p_start_y, l_image->y0);
10174 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
10175 p_image->y0 = l_image->y0;
10177 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
10178 l_cp->ty0) / l_cp->tdy;
10179 p_image->y0 = (OPJ_UINT32)p_start_y;
10183 if (p_end_x <= 0) {
10184 opj_event_msg(p_manager, EVT_ERROR,
10185 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
10188 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
10189 opj_event_msg(p_manager, EVT_ERROR,
10190 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
10191 p_end_x, l_image->x0);
10193 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
10194 opj_event_msg(p_manager, EVT_WARNING,
10195 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
10196 p_end_x, l_image->x1);
10197 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
10198 p_image->x1 = l_image->x1;
10200 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
10201 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
10202 p_image->x1 = (OPJ_UINT32)p_end_x;
10206 if (p_end_y <= 0) {
10207 opj_event_msg(p_manager, EVT_ERROR,
10208 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
10211 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
10212 opj_event_msg(p_manager, EVT_ERROR,
10213 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
10214 p_end_y, l_image->y0);
10217 if ((OPJ_UINT32)p_end_y > l_image->y1) {
10218 opj_event_msg(p_manager, EVT_WARNING,
10219 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
10220 p_end_y, l_image->y1);
10221 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
10222 p_image->y1 = l_image->y1;
10224 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
10225 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
10226 p_image->y1 = (OPJ_UINT32)p_end_y;
10230 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
10232 ret = opj_j2k_update_image_dimensions(p_image, p_manager);
10235 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
10236 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
10242 opj_j2k_t* opj_j2k_create_decompress(void)
10244 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
10249 l_j2k->m_is_decoder = 1;
10250 l_j2k->m_cp.m_is_decoder = 1;
10251 /* in the absence of JP2 boxes, consider different bit depth / sign */
10252 /* per component is allowed */
10253 l_j2k->m_cp.allow_different_bit_depth_sign = 1;
10255 #ifdef OPJ_DISABLE_TPSOT_FIX
10256 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
10259 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
10260 sizeof(opj_tcp_t));
10261 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
10262 opj_j2k_destroy(l_j2k);
10266 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
10267 OPJ_J2K_DEFAULT_HEADER_SIZE);
10268 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
10269 opj_j2k_destroy(l_j2k);
10273 l_j2k->m_specific_param.m_decoder.m_header_data_size =
10274 OPJ_J2K_DEFAULT_HEADER_SIZE;
10276 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
10278 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
10280 /* codestream index creation */
10281 l_j2k->cstr_index = opj_j2k_create_cstr_index();
10282 if (!l_j2k->cstr_index) {
10283 opj_j2k_destroy(l_j2k);
10287 /* validation list creation */
10288 l_j2k->m_validation_list = opj_procedure_list_create();
10289 if (! l_j2k->m_validation_list) {
10290 opj_j2k_destroy(l_j2k);
10294 /* execution list creation */
10295 l_j2k->m_procedure_list = opj_procedure_list_create();
10296 if (! l_j2k->m_procedure_list) {
10297 opj_j2k_destroy(l_j2k);
10301 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
10302 if (!l_j2k->m_tp) {
10303 l_j2k->m_tp = opj_thread_pool_create(0);
10305 if (!l_j2k->m_tp) {
10306 opj_j2k_destroy(l_j2k);
10313 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
10315 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
10316 opj_calloc(1, sizeof(opj_codestream_index_t));
10321 cstr_index->maxmarknum = 100;
10322 cstr_index->marknum = 0;
10323 cstr_index->marker = (opj_marker_info_t*)
10324 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
10325 if (!cstr_index-> marker) {
10326 opj_free(cstr_index);
10330 cstr_index->tile_index = NULL;
10335 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
10336 OPJ_UINT32 p_tile_no,
10337 OPJ_UINT32 p_comp_no)
10339 opj_cp_t *l_cp = 00;
10340 opj_tcp_t *l_tcp = 00;
10341 opj_tccp_t *l_tccp = 00;
10343 /* preconditions */
10344 assert(p_j2k != 00);
10346 l_cp = &(p_j2k->m_cp);
10347 l_tcp = &l_cp->tcps[p_tile_no];
10348 l_tccp = &l_tcp->tccps[p_comp_no];
10350 /* preconditions again */
10351 assert(p_tile_no < (l_cp->tw * l_cp->th));
10352 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10354 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
10355 return 5 + l_tccp->numresolutions;
10361 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
10362 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
10365 opj_cp_t *l_cp = NULL;
10366 opj_tcp_t *l_tcp = NULL;
10367 opj_tccp_t *l_tccp0 = NULL;
10368 opj_tccp_t *l_tccp1 = NULL;
10370 /* preconditions */
10371 assert(p_j2k != 00);
10373 l_cp = &(p_j2k->m_cp);
10374 l_tcp = &l_cp->tcps[p_tile_no];
10375 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
10376 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
10378 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
10381 if (l_tccp0->cblkw != l_tccp1->cblkw) {
10384 if (l_tccp0->cblkh != l_tccp1->cblkh) {
10387 if (l_tccp0->cblksty != l_tccp1->cblksty) {
10390 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
10393 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
10397 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
10398 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
10401 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
10408 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
10409 OPJ_UINT32 p_tile_no,
10410 OPJ_UINT32 p_comp_no,
10412 OPJ_UINT32 * p_header_size,
10413 struct opj_event_mgr * p_manager)
10416 opj_cp_t *l_cp = 00;
10417 opj_tcp_t *l_tcp = 00;
10418 opj_tccp_t *l_tccp = 00;
10420 /* preconditions */
10421 assert(p_j2k != 00);
10422 assert(p_header_size != 00);
10423 assert(p_manager != 00);
10424 assert(p_data != 00);
10426 l_cp = &(p_j2k->m_cp);
10427 l_tcp = &l_cp->tcps[p_tile_no];
10428 l_tccp = &l_tcp->tccps[p_comp_no];
10430 /* preconditions again */
10431 assert(p_tile_no < (l_cp->tw * l_cp->th));
10432 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
10434 if (*p_header_size < 5) {
10435 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
10439 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
10442 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
10445 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
10448 opj_write_bytes(p_data, l_tccp->cblksty,
10449 1); /* SPcoc (G) */
10452 opj_write_bytes(p_data, l_tccp->qmfbid,
10453 1); /* SPcoc (H) */
10456 *p_header_size = *p_header_size - 5;
10458 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
10460 if (*p_header_size < l_tccp->numresolutions) {
10461 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
10465 for (i = 0; i < l_tccp->numresolutions; ++i) {
10466 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
10467 1); /* SPcoc (I_i) */
10471 *p_header_size = *p_header_size - l_tccp->numresolutions;
10477 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
10479 OPJ_BYTE * p_header_data,
10480 OPJ_UINT32 * p_header_size,
10481 opj_event_mgr_t * p_manager)
10483 OPJ_UINT32 i, l_tmp;
10484 opj_cp_t *l_cp = NULL;
10485 opj_tcp_t *l_tcp = NULL;
10486 opj_tccp_t *l_tccp = NULL;
10487 OPJ_BYTE * l_current_ptr = NULL;
10489 /* preconditions */
10490 assert(p_j2k != 00);
10491 assert(p_manager != 00);
10492 assert(p_header_data != 00);
10494 l_cp = &(p_j2k->m_cp);
10495 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
10496 &l_cp->tcps[p_j2k->m_current_tile_number] :
10497 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10499 /* precondition again */
10500 assert(compno < p_j2k->m_private_image->numcomps);
10502 l_tccp = &l_tcp->tccps[compno];
10503 l_current_ptr = p_header_data;
10505 /* make sure room is sufficient */
10506 if (*p_header_size < 5) {
10507 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
10511 /* SPcod (D) / SPcoc (A) */
10512 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions, 1);
10513 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
10514 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
10515 opj_event_msg(p_manager, EVT_ERROR,
10516 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
10517 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
10522 /* If user wants to remove more resolutions than the codestream contains, return error */
10523 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
10524 opj_event_msg(p_manager, EVT_ERROR,
10525 "Error decoding component %d.\nThe number of resolutions "
10526 "to remove (%d) is greater or equal than the number "
10527 "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
10528 compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
10529 p_j2k->m_specific_param.m_decoder.m_state |=
10530 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
10534 /* SPcod (E) / SPcoc (B) */
10535 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1);
10537 l_tccp->cblkw += 2;
10539 /* SPcod (F) / SPcoc (C) */
10540 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1);
10542 l_tccp->cblkh += 2;
10544 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
10545 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
10546 opj_event_msg(p_manager, EVT_ERROR,
10547 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
10551 /* SPcod (G) / SPcoc (D) */
10552 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1);
10554 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
10555 opj_event_msg(p_manager, EVT_ERROR,
10556 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
10560 /* SPcod (H) / SPcoc (E) */
10561 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1);
10564 if (l_tccp->qmfbid > 1) {
10565 opj_event_msg(p_manager, EVT_ERROR,
10566 "Error reading SPCod SPCoc element, Invalid transformation found\n");
10570 *p_header_size = *p_header_size - 5;
10572 /* use custom precinct size ? */
10573 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
10574 if (*p_header_size < l_tccp->numresolutions) {
10575 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
10579 /* SPcod (I_i) / SPcoc (F_i) */
10580 for (i = 0; i < l_tccp->numresolutions; ++i) {
10581 opj_read_bytes(l_current_ptr, &l_tmp, 1);
10583 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
10584 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
10585 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
10588 l_tccp->prcw[i] = l_tmp & 0xf;
10589 l_tccp->prch[i] = l_tmp >> 4;
10592 *p_header_size = *p_header_size - l_tccp->numresolutions;
10594 /* set default size for the precinct width and height */
10595 for (i = 0; i < l_tccp->numresolutions; ++i) {
10596 l_tccp->prcw[i] = 15;
10597 l_tccp->prch[i] = 15;
10601 #ifdef WIP_REMOVE_MSD
10603 if (p_j2k->cstr_info && compno == 0) {
10604 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
10606 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
10608 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
10610 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
10611 = l_tccp->numresolutions;
10612 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
10614 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
10617 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
10619 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
10628 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
10632 opj_cp_t *l_cp = NULL;
10633 opj_tcp_t *l_tcp = NULL;
10634 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
10635 OPJ_UINT32 l_prc_size;
10637 /* preconditions */
10638 assert(p_j2k != 00);
10640 l_cp = &(p_j2k->m_cp);
10641 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
10643 &l_cp->tcps[p_j2k->m_current_tile_number] :
10644 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10646 l_ref_tccp = &l_tcp->tccps[0];
10647 l_copied_tccp = l_ref_tccp + 1;
10648 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
10650 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10651 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
10652 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
10653 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
10654 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
10655 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
10656 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
10657 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
10662 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
10663 OPJ_UINT32 p_tile_no,
10664 OPJ_UINT32 p_comp_no)
10666 OPJ_UINT32 l_num_bands;
10668 opj_cp_t *l_cp = 00;
10669 opj_tcp_t *l_tcp = 00;
10670 opj_tccp_t *l_tccp = 00;
10672 /* preconditions */
10673 assert(p_j2k != 00);
10675 l_cp = &(p_j2k->m_cp);
10676 l_tcp = &l_cp->tcps[p_tile_no];
10677 l_tccp = &l_tcp->tccps[p_comp_no];
10679 /* preconditions again */
10680 assert(p_tile_no < l_cp->tw * l_cp->th);
10681 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10683 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10684 (l_tccp->numresolutions * 3 - 2);
10686 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10687 return 1 + l_num_bands;
10689 return 1 + 2 * l_num_bands;
10693 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
10694 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
10696 opj_cp_t *l_cp = NULL;
10697 opj_tcp_t *l_tcp = NULL;
10698 opj_tccp_t *l_tccp0 = NULL;
10699 opj_tccp_t *l_tccp1 = NULL;
10700 OPJ_UINT32 l_band_no, l_num_bands;
10702 /* preconditions */
10703 assert(p_j2k != 00);
10705 l_cp = &(p_j2k->m_cp);
10706 l_tcp = &l_cp->tcps[p_tile_no];
10707 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
10708 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
10710 if (l_tccp0->qntsty != l_tccp1->qntsty) {
10713 if (l_tccp0->numgbits != l_tccp1->numgbits) {
10716 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10719 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
10720 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
10725 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10726 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
10730 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
10731 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10732 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
10741 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
10742 OPJ_UINT32 p_tile_no,
10743 OPJ_UINT32 p_comp_no,
10745 OPJ_UINT32 * p_header_size,
10746 struct opj_event_mgr * p_manager)
10748 OPJ_UINT32 l_header_size;
10749 OPJ_UINT32 l_band_no, l_num_bands;
10750 OPJ_UINT32 l_expn, l_mant;
10752 opj_cp_t *l_cp = 00;
10753 opj_tcp_t *l_tcp = 00;
10754 opj_tccp_t *l_tccp = 00;
10756 /* preconditions */
10757 assert(p_j2k != 00);
10758 assert(p_header_size != 00);
10759 assert(p_manager != 00);
10760 assert(p_data != 00);
10762 l_cp = &(p_j2k->m_cp);
10763 l_tcp = &l_cp->tcps[p_tile_no];
10764 l_tccp = &l_tcp->tccps[p_comp_no];
10766 /* preconditions again */
10767 assert(p_tile_no < l_cp->tw * l_cp->th);
10768 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10770 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10771 (l_tccp->numresolutions * 3 - 2);
10773 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10774 l_header_size = 1 + l_num_bands;
10776 if (*p_header_size < l_header_size) {
10777 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
10781 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
10785 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10786 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
10787 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
10791 l_header_size = 1 + 2 * l_num_bands;
10793 if (*p_header_size < l_header_size) {
10794 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
10798 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
10802 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10803 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
10804 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
10806 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
10811 *p_header_size = *p_header_size - l_header_size;
10816 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
10817 OPJ_UINT32 p_comp_no,
10818 OPJ_BYTE* p_header_data,
10819 OPJ_UINT32 * p_header_size,
10820 opj_event_mgr_t * p_manager
10824 OPJ_UINT32 l_band_no;
10825 opj_cp_t *l_cp = 00;
10826 opj_tcp_t *l_tcp = 00;
10827 opj_tccp_t *l_tccp = 00;
10828 OPJ_BYTE * l_current_ptr = 00;
10829 OPJ_UINT32 l_tmp, l_num_band;
10832 assert(p_j2k != 00);
10833 assert(p_manager != 00);
10834 assert(p_header_data != 00);
10836 l_cp = &(p_j2k->m_cp);
10837 /* come from tile part header or main header ?*/
10838 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
10840 &l_cp->tcps[p_j2k->m_current_tile_number] :
10841 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10843 /* precondition again*/
10844 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10846 l_tccp = &l_tcp->tccps[p_comp_no];
10847 l_current_ptr = p_header_data;
10849 if (*p_header_size < 1) {
10850 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
10853 *p_header_size -= 1;
10855 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
10858 l_tccp->qntsty = l_tmp & 0x1f;
10859 l_tccp->numgbits = l_tmp >> 5;
10860 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10863 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
10865 (*p_header_size) / 2;
10867 if (l_num_band > OPJ_J2K_MAXBANDS) {
10868 opj_event_msg(p_manager, EVT_WARNING,
10869 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
10870 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
10871 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
10873 /*return OPJ_FALSE;*/
10878 if (l_cp->correct) {
10880 /* if JPWL is on, we check whether there are too many subbands */
10881 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
10882 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
10883 "JPWL: bad number of subbands in Sqcx (%d)\n",
10885 if (!JPWL_ASSUME) {
10886 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
10889 /* we try to correct */
10891 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
10892 "- setting number of bands to %d => HYPOTHESIS!!!\n",
10897 #endif /* USE_JPWL */
10899 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10900 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10901 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
10903 if (l_band_no < OPJ_J2K_MAXBANDS) {
10904 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
10905 l_tccp->stepsizes[l_band_no].mant = 0;
10908 *p_header_size = *p_header_size - l_num_band;
10910 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10911 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
10912 l_current_ptr += 2;
10913 if (l_band_no < OPJ_J2K_MAXBANDS) {
10914 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
10915 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
10918 *p_header_size = *p_header_size - 2 * l_num_band;
10921 /* Add Antonin : if scalar_derived -> compute other stepsizes */
10922 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10923 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
10924 l_tccp->stepsizes[l_band_no].expn =
10925 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
10927 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
10928 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
10935 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
10938 opj_cp_t *l_cp = NULL;
10939 opj_tcp_t *l_tcp = NULL;
10940 opj_tccp_t *l_ref_tccp = NULL;
10941 opj_tccp_t *l_copied_tccp = NULL;
10944 /* preconditions */
10945 assert(p_j2k != 00);
10947 l_cp = &(p_j2k->m_cp);
10948 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
10949 &l_cp->tcps[p_j2k->m_current_tile_number] :
10950 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10952 l_ref_tccp = &l_tcp->tccps[0];
10953 l_copied_tccp = l_ref_tccp + 1;
10954 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
10956 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10957 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
10958 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
10959 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
10964 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
10965 OPJ_INT32 numcomps, FILE* out_stream)
10967 if (l_default_tile) {
10970 fprintf(out_stream, "\t default tile {\n");
10971 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
10972 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
10973 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
10974 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
10976 for (compno = 0; compno < numcomps; compno++) {
10977 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10979 OPJ_INT32 bandno, numbands;
10982 fprintf(out_stream, "\t\t comp %d {\n", compno);
10983 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
10984 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
10985 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
10986 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
10987 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
10988 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
10990 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
10991 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
10992 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
10994 fprintf(out_stream, "\n");
10996 /* quantization style*/
10997 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
10998 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
10999 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
11000 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
11001 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
11002 for (bandno = 0; bandno < numbands; bandno++) {
11003 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
11004 l_tccp->stepsizes[bandno].expn);
11006 fprintf(out_stream, "\n");
11009 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
11011 fprintf(out_stream, "\t\t }\n");
11012 } /*end of component of default tile*/
11013 fprintf(out_stream, "\t }\n"); /*end of default tile*/
11017 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
11019 /* Check if the flag is compatible with j2k file*/
11020 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
11021 fprintf(out_stream, "Wrong flag\n");
11025 /* Dump the image_header */
11026 if (flag & OPJ_IMG_INFO) {
11027 if (p_j2k->m_private_image) {
11028 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
11032 /* Dump the codestream info from main header */
11033 if (flag & OPJ_J2K_MH_INFO) {
11034 if (p_j2k->m_private_image) {
11035 opj_j2k_dump_MH_info(p_j2k, out_stream);
11038 /* Dump all tile/codestream info */
11039 if (flag & OPJ_J2K_TCH_INFO) {
11040 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
11042 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
11043 if (p_j2k->m_private_image) {
11044 for (i = 0; i < l_nb_tiles; ++i) {
11045 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
11052 /* Dump the codestream info of the current tile */
11053 if (flag & OPJ_J2K_TH_INFO) {
11057 /* Dump the codestream index from main header */
11058 if (flag & OPJ_J2K_MH_IND) {
11059 opj_j2k_dump_MH_index(p_j2k, out_stream);
11062 /* Dump the codestream index of the current tile */
11063 if (flag & OPJ_J2K_TH_IND) {
11069 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
11071 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
11072 OPJ_UINT32 it_marker, it_tile, it_tile_part;
11074 fprintf(out_stream, "Codestream index from main header: {\n");
11076 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
11077 "\t Main header end position=%" PRIi64 "\n",
11078 cstr_index->main_head_start, cstr_index->main_head_end);
11080 fprintf(out_stream, "\t Marker list: {\n");
11082 if (cstr_index->marker) {
11083 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
11084 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
11085 cstr_index->marker[it_marker].type,
11086 cstr_index->marker[it_marker].pos,
11087 cstr_index->marker[it_marker].len);
11091 fprintf(out_stream, "\t }\n");
11093 if (cstr_index->tile_index) {
11095 /* Simple test to avoid to write empty information*/
11096 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
11097 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
11098 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
11101 if (l_acc_nb_of_tile_part) {
11102 fprintf(out_stream, "\t Tile index: {\n");
11104 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
11105 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
11107 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
11110 if (cstr_index->tile_index[it_tile].tp_index) {
11111 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
11112 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
11113 PRIi64 ", end_pos=%" PRIi64 ".\n",
11115 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
11116 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
11117 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
11121 if (cstr_index->tile_index[it_tile].marker) {
11122 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
11124 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
11125 cstr_index->tile_index[it_tile].marker[it_marker].type,
11126 cstr_index->tile_index[it_tile].marker[it_marker].pos,
11127 cstr_index->tile_index[it_tile].marker[it_marker].len);
11131 fprintf(out_stream, "\t }\n");
11135 fprintf(out_stream, "}\n");
11140 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
11143 fprintf(out_stream, "Codestream info from main header: {\n");
11145 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
11146 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
11147 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
11148 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
11149 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
11150 fprintf(out_stream, "}\n");
11153 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
11158 if (dev_dump_flag) {
11159 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
11162 fprintf(out_stream, "Image info {\n");
11167 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
11168 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
11170 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
11172 if (img_header->comps) {
11174 for (compno = 0; compno < img_header->numcomps; compno++) {
11175 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
11176 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
11178 fprintf(out_stream, "%s}\n", tab);
11182 fprintf(out_stream, "}\n");
11185 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
11186 OPJ_BOOL dev_dump_flag, FILE* out_stream)
11190 if (dev_dump_flag) {
11191 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
11199 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
11200 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
11201 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
11203 if (dev_dump_flag) {
11204 fprintf(out_stream, "}\n");
11208 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
11211 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
11212 opj_tcp_t *l_default_tile;
11213 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
11214 sizeof(opj_codestream_info_v2_t));
11219 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
11221 cstr_info->tx0 = p_j2k->m_cp.tx0;
11222 cstr_info->ty0 = p_j2k->m_cp.ty0;
11223 cstr_info->tdx = p_j2k->m_cp.tdx;
11224 cstr_info->tdy = p_j2k->m_cp.tdy;
11225 cstr_info->tw = p_j2k->m_cp.tw;
11226 cstr_info->th = p_j2k->m_cp.th;
11228 cstr_info->tile_info = NULL; /* Not fill from the main header*/
11230 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
11232 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
11233 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
11234 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
11235 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
11237 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
11238 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
11239 if (!cstr_info->m_default_tile_info.tccp_info) {
11240 opj_destroy_cstr_info(&cstr_info);
11244 for (compno = 0; compno < numcomps; compno++) {
11245 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
11246 opj_tccp_info_t *l_tccp_info = &
11247 (cstr_info->m_default_tile_info.tccp_info[compno]);
11248 OPJ_INT32 bandno, numbands;
11251 l_tccp_info->csty = l_tccp->csty;
11252 l_tccp_info->numresolutions = l_tccp->numresolutions;
11253 l_tccp_info->cblkw = l_tccp->cblkw;
11254 l_tccp_info->cblkh = l_tccp->cblkh;
11255 l_tccp_info->cblksty = l_tccp->cblksty;
11256 l_tccp_info->qmfbid = l_tccp->qmfbid;
11257 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
11258 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
11259 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
11262 /* quantization style*/
11263 l_tccp_info->qntsty = l_tccp->qntsty;
11264 l_tccp_info->numgbits = l_tccp->numgbits;
11266 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
11267 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
11268 if (numbands < OPJ_J2K_MAXBANDS) {
11269 for (bandno = 0; bandno < numbands; bandno++) {
11270 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
11271 l_tccp->stepsizes[bandno].mant;
11272 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
11273 l_tccp->stepsizes[bandno].expn;
11278 l_tccp_info->roishift = l_tccp->roishift;
11284 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
11286 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
11287 opj_calloc(1, sizeof(opj_codestream_index_t));
11288 if (!l_cstr_index) {
11292 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
11293 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
11294 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
11296 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
11297 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
11298 sizeof(opj_marker_info_t));
11299 if (!l_cstr_index->marker) {
11300 opj_free(l_cstr_index);
11304 if (p_j2k->cstr_index->marker) {
11305 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
11306 l_cstr_index->marknum * sizeof(opj_marker_info_t));
11308 opj_free(l_cstr_index->marker);
11309 l_cstr_index->marker = NULL;
11312 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
11313 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
11314 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
11315 if (!l_cstr_index->tile_index) {
11316 opj_free(l_cstr_index->marker);
11317 opj_free(l_cstr_index);
11321 if (!p_j2k->cstr_index->tile_index) {
11322 opj_free(l_cstr_index->tile_index);
11323 l_cstr_index->tile_index = NULL;
11325 OPJ_UINT32 it_tile = 0;
11326 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
11329 l_cstr_index->tile_index[it_tile].marknum =
11330 p_j2k->cstr_index->tile_index[it_tile].marknum;
11332 l_cstr_index->tile_index[it_tile].marker =
11333 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
11334 sizeof(opj_marker_info_t));
11336 if (!l_cstr_index->tile_index[it_tile].marker) {
11337 OPJ_UINT32 it_tile_free;
11339 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
11340 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
11343 opj_free(l_cstr_index->tile_index);
11344 opj_free(l_cstr_index->marker);
11345 opj_free(l_cstr_index);
11349 if (p_j2k->cstr_index->tile_index[it_tile].marker)
11350 memcpy(l_cstr_index->tile_index[it_tile].marker,
11351 p_j2k->cstr_index->tile_index[it_tile].marker,
11352 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
11354 opj_free(l_cstr_index->tile_index[it_tile].marker);
11355 l_cstr_index->tile_index[it_tile].marker = NULL;
11358 /* Tile part index*/
11359 l_cstr_index->tile_index[it_tile].nb_tps =
11360 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
11362 l_cstr_index->tile_index[it_tile].tp_index =
11363 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
11366 if (!l_cstr_index->tile_index[it_tile].tp_index) {
11367 OPJ_UINT32 it_tile_free;
11369 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
11370 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
11371 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
11374 opj_free(l_cstr_index->tile_index);
11375 opj_free(l_cstr_index->marker);
11376 opj_free(l_cstr_index);
11380 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
11381 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
11382 p_j2k->cstr_index->tile_index[it_tile].tp_index,
11383 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
11385 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
11386 l_cstr_index->tile_index[it_tile].tp_index = NULL;
11389 /* Packet index (NOT USED)*/
11390 l_cstr_index->tile_index[it_tile].nb_packet = 0;
11391 l_cstr_index->tile_index[it_tile].packet_index = NULL;
11396 return l_cstr_index;
11399 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
11401 OPJ_UINT32 it_tile = 0;
11403 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
11404 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
11405 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
11406 if (!p_j2k->cstr_index->tile_index) {
11410 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
11411 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
11412 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
11413 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
11414 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
11415 sizeof(opj_marker_info_t));
11416 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
11424 static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k,
11425 opj_event_mgr_t * p_manager)
11428 OPJ_BOOL decoded_all_used_components = OPJ_TRUE;
11430 if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) {
11432 compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
11433 OPJ_UINT32 dec_compno =
11434 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
11435 if (p_j2k->m_output_image->comps[dec_compno].data == NULL) {
11436 opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
11438 decoded_all_used_components = OPJ_FALSE;
11442 for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) {
11443 if (p_j2k->m_output_image->comps[compno].data == NULL) {
11444 opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
11446 decoded_all_used_components = OPJ_FALSE;
11451 if (decoded_all_used_components == OPJ_FALSE) {
11452 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n");
11460 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
11461 opj_stream_private_t *p_stream,
11462 opj_event_mgr_t * p_manager)
11464 OPJ_BOOL l_go_on = OPJ_TRUE;
11465 OPJ_UINT32 l_current_tile_no;
11466 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
11467 OPJ_UINT32 l_nb_comps;
11468 OPJ_UINT32 nr_tiles = 0;
11470 /* Particular case for whole single tile decoding */
11471 /* We can avoid allocating intermediate tile buffers */
11472 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
11473 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
11474 p_j2k->m_output_image->x0 == 0 &&
11475 p_j2k->m_output_image->y0 == 0 &&
11476 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
11477 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
11479 if (! opj_j2k_read_tile_header(p_j2k,
11480 &l_current_tile_no,
11482 &l_tile_x0, &l_tile_y0,
11483 &l_tile_x1, &l_tile_y1,
11491 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
11492 p_stream, p_manager)) {
11493 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
11497 /* Transfer TCD data to output image data */
11498 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
11499 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
11500 p_j2k->m_output_image->comps[i].data =
11501 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
11502 p_j2k->m_output_image->comps[i].resno_decoded =
11503 p_j2k->m_tcd->image->comps[i].resno_decoded;
11504 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
11511 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
11512 p_j2k->m_cp.tcps[0].m_data != NULL) {
11513 l_current_tile_no = 0;
11514 p_j2k->m_current_tile_number = 0;
11515 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
11517 if (! opj_j2k_read_tile_header(p_j2k,
11518 &l_current_tile_no,
11520 &l_tile_x0, &l_tile_y0,
11521 &l_tile_x1, &l_tile_y1,
11534 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
11535 p_stream, p_manager)) {
11536 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
11537 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
11541 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
11542 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
11544 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
11545 p_j2k->m_output_image)) {
11549 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
11550 !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
11551 p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
11552 p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
11553 p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
11554 /* Keep current tcp data */
11556 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
11559 opj_event_msg(p_manager, EVT_INFO,
11560 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
11562 if (opj_stream_get_number_byte_left(p_stream) == 0
11563 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
11566 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
11571 if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
11579 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
11581 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
11582 opj_event_mgr_t * p_manager)
11585 assert(p_j2k != 00);
11586 assert(p_manager != 00);
11588 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11589 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
11592 /* DEVELOPER CORNER, add your custom procedures */
11598 * Read and decode one tile.
11600 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
11601 opj_stream_private_t *p_stream,
11602 opj_event_mgr_t * p_manager)
11604 OPJ_BOOL l_go_on = OPJ_TRUE;
11605 OPJ_UINT32 l_current_tile_no;
11606 OPJ_UINT32 l_tile_no_to_dec;
11607 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
11608 OPJ_UINT32 l_nb_comps;
11609 OPJ_UINT32 l_nb_tiles;
11612 /*Allocate and initialize some elements of codestrem index if not already done*/
11613 if (!p_j2k->cstr_index->tile_index) {
11614 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
11618 /* Move into the codestream to the first SOT used to decode the desired tile */
11619 l_tile_no_to_dec = (OPJ_UINT32)
11620 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
11621 if (p_j2k->cstr_index->tile_index)
11622 if (p_j2k->cstr_index->tile_index->tp_index) {
11623 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
11624 /* the index for this tile has not been built,
11625 * so move to the last SOT read */
11626 if (!(opj_stream_read_seek(p_stream,
11627 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
11628 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
11632 if (!(opj_stream_read_seek(p_stream,
11633 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
11635 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
11639 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
11640 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
11641 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
11645 /* Reset current tile part number for all tiles, and not only the one */
11647 /* Not completely sure this is always correct but required for */
11648 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
11649 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
11650 for (i = 0; i < l_nb_tiles; ++i) {
11651 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
11655 if (! opj_j2k_read_tile_header(p_j2k,
11656 &l_current_tile_no,
11658 &l_tile_x0, &l_tile_y0,
11659 &l_tile_x1, &l_tile_y1,
11671 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
11672 p_stream, p_manager)) {
11675 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
11676 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
11678 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
11679 p_j2k->m_output_image)) {
11682 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
11684 opj_event_msg(p_manager, EVT_INFO,
11685 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
11687 if (l_current_tile_no == l_tile_no_to_dec) {
11688 /* move into the codestream to the first SOT (FIXME or not move?)*/
11689 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
11691 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
11696 opj_event_msg(p_manager, EVT_WARNING,
11697 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
11698 l_current_tile_no + 1, l_tile_no_to_dec + 1);
11703 if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
11711 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
11713 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
11714 opj_event_mgr_t * p_manager)
11717 assert(p_j2k != 00);
11718 assert(p_manager != 00);
11720 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11721 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
11724 /* DEVELOPER CORNER, add your custom procedures */
11729 static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
11730 opj_image_t * p_image)
11734 /* Move data and copy one information from codec to output image*/
11735 if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
11736 opj_image_comp_t* newcomps =
11737 (opj_image_comp_t*) opj_malloc(
11738 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
11739 sizeof(opj_image_comp_t));
11740 if (newcomps == NULL) {
11741 opj_image_destroy(p_j2k->m_private_image);
11742 p_j2k->m_private_image = NULL;
11745 for (compno = 0; compno < p_image->numcomps; compno++) {
11746 opj_image_data_free(p_image->comps[compno].data);
11747 p_image->comps[compno].data = NULL;
11750 compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
11751 OPJ_UINT32 src_compno =
11752 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
11753 memcpy(&(newcomps[compno]),
11754 &(p_j2k->m_output_image->comps[src_compno]),
11755 sizeof(opj_image_comp_t));
11756 newcomps[compno].resno_decoded =
11757 p_j2k->m_output_image->comps[src_compno].resno_decoded;
11758 newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
11759 p_j2k->m_output_image->comps[src_compno].data = NULL;
11761 for (compno = 0; compno < p_image->numcomps; compno++) {
11762 assert(p_j2k->m_output_image->comps[compno].data == NULL);
11763 opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
11764 p_j2k->m_output_image->comps[compno].data = NULL;
11766 p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
11767 opj_free(p_image->comps);
11768 p_image->comps = newcomps;
11770 for (compno = 0; compno < p_image->numcomps; compno++) {
11771 p_image->comps[compno].resno_decoded =
11772 p_j2k->m_output_image->comps[compno].resno_decoded;
11773 opj_image_data_free(p_image->comps[compno].data);
11774 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
11777 sprintf(fn, "/tmp/%d.raw", compno);
11778 FILE *debug = fopen(fn, "wb");
11779 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
11780 p_image->comps[compno].w * p_image->comps[compno].h, debug);
11783 p_j2k->m_output_image->comps[compno].data = NULL;
11789 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
11790 opj_stream_private_t * p_stream,
11791 opj_image_t * p_image,
11792 opj_event_mgr_t * p_manager)
11798 /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
11799 /* and finally opj_decode_image() without manual setting of comps[].factor */
11800 /* We could potentially always execute it, if we don't allow people to do */
11801 /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
11802 if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
11803 p_j2k->m_private_image != NULL &&
11804 p_j2k->m_private_image->numcomps > 0 &&
11805 p_j2k->m_private_image->comps[0].factor ==
11806 p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
11807 p_image->numcomps > 0 &&
11808 p_image->comps[0].factor == 0 &&
11809 /* Don't mess with image dimension if the user has allocated it */
11810 p_image->comps[0].data == NULL) {
11811 OPJ_UINT32 it_comp;
11813 /* Update the comps[].factor member of the output image with the one */
11815 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
11816 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
11818 if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
11823 if (p_j2k->m_output_image == NULL) {
11824 p_j2k->m_output_image = opj_image_create0();
11825 if (!(p_j2k->m_output_image)) {
11829 opj_copy_image_header(p_image, p_j2k->m_output_image);
11831 /* customization of the decoding */
11832 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
11836 /* Decode the codestream */
11837 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11838 opj_image_destroy(p_j2k->m_private_image);
11839 p_j2k->m_private_image = NULL;
11843 /* Move data and copy one information from codec to output image*/
11844 return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
11847 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
11848 opj_stream_private_t *p_stream,
11849 opj_image_t* p_image,
11850 opj_event_mgr_t * p_manager,
11851 OPJ_UINT32 tile_index)
11854 OPJ_UINT32 l_tile_x, l_tile_y;
11855 opj_image_comp_t* l_img_comp;
11858 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
11862 if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
11863 opj_event_msg(p_manager, EVT_ERROR,
11864 "Image has less components than codestream.\n");
11868 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
11869 opj_event_msg(p_manager, EVT_ERROR,
11870 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
11871 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
11875 /* Compute the dimension of the desired tile*/
11876 l_tile_x = tile_index % p_j2k->m_cp.tw;
11877 l_tile_y = tile_index / p_j2k->m_cp.tw;
11879 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
11880 if (p_image->x0 < p_j2k->m_private_image->x0) {
11881 p_image->x0 = p_j2k->m_private_image->x0;
11883 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
11884 if (p_image->x1 > p_j2k->m_private_image->x1) {
11885 p_image->x1 = p_j2k->m_private_image->x1;
11888 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
11889 if (p_image->y0 < p_j2k->m_private_image->y0) {
11890 p_image->y0 = p_j2k->m_private_image->y0;
11892 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
11893 if (p_image->y1 > p_j2k->m_private_image->y1) {
11894 p_image->y1 = p_j2k->m_private_image->y1;
11897 l_img_comp = p_image->comps;
11898 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
11899 OPJ_INT32 l_comp_x1, l_comp_y1;
11901 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
11903 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
11904 (OPJ_INT32)l_img_comp->dx);
11905 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
11906 (OPJ_INT32)l_img_comp->dy);
11907 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
11908 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
11910 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
11911 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
11912 (OPJ_INT32)l_img_comp->factor));
11913 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
11914 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
11915 (OPJ_INT32)l_img_comp->factor));
11920 if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
11921 /* Can happen when calling repeatdly opj_get_decoded_tile() on an
11922 * image with a color palette, where color palette expansion is done
11923 * later in jp2.c */
11924 for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
11926 opj_image_data_free(p_image->comps[compno].data);
11927 p_image->comps[compno].data = NULL;
11929 p_image->numcomps = p_j2k->m_private_image->numcomps;
11932 /* Destroy the previous output image*/
11933 if (p_j2k->m_output_image) {
11934 opj_image_destroy(p_j2k->m_output_image);
11937 /* Create the ouput image from the information previously computed*/
11938 p_j2k->m_output_image = opj_image_create0();
11939 if (!(p_j2k->m_output_image)) {
11942 opj_copy_image_header(p_image, p_j2k->m_output_image);
11944 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
11946 /* customization of the decoding */
11947 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
11951 /* Decode the codestream */
11952 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11953 opj_image_destroy(p_j2k->m_private_image);
11954 p_j2k->m_private_image = NULL;
11958 /* Move data and copy one information from codec to output image*/
11959 return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
11962 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
11963 OPJ_UINT32 res_factor,
11964 opj_event_mgr_t * p_manager)
11966 OPJ_UINT32 it_comp;
11968 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
11970 if (p_j2k->m_private_image) {
11971 if (p_j2k->m_private_image->comps) {
11972 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
11973 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
11974 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
11975 OPJ_UINT32 max_res =
11976 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
11977 if (res_factor >= max_res) {
11978 opj_event_msg(p_manager, EVT_ERROR,
11979 "Resolution factor is greater than the maximum resolution in the component.\n");
11982 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
11993 /* ----------------------------------------------------------------------- */
11995 OPJ_BOOL opj_j2k_encoder_set_extra_options(
11997 const char* const* p_options,
11998 opj_event_mgr_t * p_manager)
12000 const char* const* p_option_iter;
12002 if (p_options == NULL) {
12006 for (p_option_iter = p_options; *p_option_iter != NULL; ++p_option_iter) {
12007 if (strncmp(*p_option_iter, "PLT=", 4) == 0) {
12008 if (strcmp(*p_option_iter, "PLT=YES") == 0) {
12009 p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_TRUE;
12010 } else if (strcmp(*p_option_iter, "PLT=NO") == 0) {
12011 p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_FALSE;
12013 opj_event_msg(p_manager, EVT_ERROR,
12014 "Invalid value for option: %s.\n", *p_option_iter);
12018 opj_event_msg(p_manager, EVT_ERROR,
12019 "Invalid option: %s.\n", *p_option_iter);
12027 /* ----------------------------------------------------------------------- */
12029 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
12030 opj_stream_private_t *p_stream,
12031 opj_event_mgr_t * p_manager)
12034 OPJ_UINT32 l_nb_tiles;
12035 OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
12036 OPJ_BYTE * l_current_data = 00;
12037 OPJ_BOOL l_reuse_data = OPJ_FALSE;
12038 opj_tcd_t* p_tcd = 00;
12040 /* preconditions */
12041 assert(p_j2k != 00);
12042 assert(p_stream != 00);
12043 assert(p_manager != 00);
12045 p_tcd = p_j2k->m_tcd;
12047 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
12048 if (l_nb_tiles == 1) {
12049 l_reuse_data = OPJ_TRUE;
12051 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12052 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
12053 if (((size_t)l_img_comp->data & 0xFU) !=
12054 0U) { /* tile data shall be aligned on 16 bytes */
12055 l_reuse_data = OPJ_FALSE;
12060 for (i = 0; i < l_nb_tiles; ++i) {
12061 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
12062 if (l_current_data) {
12063 opj_free(l_current_data);
12068 /* if we only have one tile, then simply set tile component data equal to image component data */
12069 /* otherwise, allocate the data */
12070 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12071 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
12072 if (l_reuse_data) {
12073 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
12074 l_tilec->data = l_img_comp->data;
12075 l_tilec->ownsData = OPJ_FALSE;
12077 if (! opj_alloc_tile_component_data(l_tilec)) {
12078 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
12079 if (l_current_data) {
12080 opj_free(l_current_data);
12086 l_current_tile_size = opj_tcd_get_encoder_input_buffer_size(p_j2k->m_tcd);
12087 if (!l_reuse_data) {
12088 if (l_current_tile_size > l_max_tile_size) {
12089 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
12090 l_current_tile_size);
12091 if (! l_new_current_data) {
12092 if (l_current_data) {
12093 opj_free(l_current_data);
12095 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
12098 l_current_data = l_new_current_data;
12099 l_max_tile_size = l_current_tile_size;
12101 if (l_current_data == NULL) {
12102 /* Should not happen in practice, but will avoid Coverity to */
12103 /* complain about a null pointer dereference */
12108 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
12109 /* 32 bit components @ 8 bit precision get converted to 8 bit */
12110 /* 32 bit components @ 16 bit precision get converted to 16 bit */
12111 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
12113 /* now copy this data into the tile component */
12114 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
12115 l_current_tile_size)) {
12116 opj_event_msg(p_manager, EVT_ERROR,
12117 "Size mismatch between tile data and sent data.");
12118 opj_free(l_current_data);
12123 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
12124 if (l_current_data) {
12125 opj_free(l_current_data);
12131 if (l_current_data) {
12132 opj_free(l_current_data);
12137 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
12138 opj_stream_private_t *p_stream,
12139 opj_event_mgr_t * p_manager)
12141 /* customization of the encoding */
12142 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
12146 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
12153 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
12154 opj_stream_private_t *p_stream,
12155 opj_image_t * p_image,
12156 opj_event_mgr_t * p_manager)
12158 /* preconditions */
12159 assert(p_j2k != 00);
12160 assert(p_stream != 00);
12161 assert(p_manager != 00);
12163 p_j2k->m_private_image = opj_image_create0();
12164 if (! p_j2k->m_private_image) {
12165 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
12168 opj_copy_image_header(p_image, p_j2k->m_private_image);
12170 /* TODO_MSD: Find a better way */
12171 if (p_image->comps) {
12172 OPJ_UINT32 it_comp;
12173 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
12174 if (p_image->comps[it_comp].data) {
12175 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
12176 p_image->comps[it_comp].data = NULL;
12182 /* customization of the validation */
12183 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
12187 /* validation of the parameters codec */
12188 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
12192 /* customization of the encoding */
12193 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
12198 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
12205 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
12206 OPJ_UINT32 p_tile_index,
12207 opj_stream_private_t *p_stream,
12208 opj_event_mgr_t * p_manager)
12211 if (p_tile_index != p_j2k->m_current_tile_number) {
12212 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
12216 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
12217 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
12219 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
12220 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
12221 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
12223 /* initialisation before tile encoding */
12224 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
12232 static void opj_get_tile_dimensions(opj_image_t * l_image,
12233 opj_tcd_tilecomp_t * l_tilec,
12234 opj_image_comp_t * l_img_comp,
12235 OPJ_UINT32* l_size_comp,
12236 OPJ_UINT32* l_width,
12237 OPJ_UINT32* l_height,
12238 OPJ_UINT32* l_offset_x,
12239 OPJ_UINT32* l_offset_y,
12240 OPJ_UINT32* l_image_width,
12241 OPJ_UINT32* l_stride,
12242 OPJ_UINT32* l_tile_offset)
12244 OPJ_UINT32 l_remaining;
12245 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
12246 l_remaining = l_img_comp->prec & 7; /* (%8) */
12251 if (*l_size_comp == 3) {
12255 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
12256 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
12257 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
12258 (OPJ_INT32)l_img_comp->dx);
12259 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
12260 (OPJ_INT32)l_img_comp->dy);
12261 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
12262 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
12263 *l_stride = *l_image_width - *l_width;
12264 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
12265 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
12268 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
12270 OPJ_UINT32 i, j, k = 0;
12272 for (i = 0; i < p_tcd->image->numcomps; ++i) {
12273 opj_image_t * l_image = p_tcd->image;
12274 OPJ_INT32 * l_src_ptr;
12275 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
12276 opj_image_comp_t * l_img_comp = l_image->comps + i;
12277 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
12278 l_image_width, l_stride, l_tile_offset;
12280 opj_get_tile_dimensions(l_image,
12292 l_src_ptr = l_img_comp->data + l_tile_offset;
12294 switch (l_size_comp) {
12296 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
12297 if (l_img_comp->sgnd) {
12298 for (j = 0; j < l_height; ++j) {
12299 for (k = 0; k < l_width; ++k) {
12300 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
12304 l_src_ptr += l_stride;
12307 for (j = 0; j < l_height; ++j) {
12308 for (k = 0; k < l_width; ++k) {
12309 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
12313 l_src_ptr += l_stride;
12317 p_data = (OPJ_BYTE*) l_dest_ptr;
12321 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
12322 if (l_img_comp->sgnd) {
12323 for (j = 0; j < l_height; ++j) {
12324 for (k = 0; k < l_width; ++k) {
12325 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
12327 l_src_ptr += l_stride;
12330 for (j = 0; j < l_height; ++j) {
12331 for (k = 0; k < l_width; ++k) {
12332 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
12334 l_src_ptr += l_stride;
12338 p_data = (OPJ_BYTE*) l_dest_ptr;
12342 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
12343 for (j = 0; j < l_height; ++j) {
12344 for (k = 0; k < l_width; ++k) {
12345 *(l_dest_ptr++) = *(l_src_ptr++);
12347 l_src_ptr += l_stride;
12350 p_data = (OPJ_BYTE*) l_dest_ptr;
12357 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
12358 opj_stream_private_t *p_stream,
12359 opj_event_mgr_t * p_manager)
12361 OPJ_UINT32 l_nb_bytes_written;
12362 OPJ_BYTE * l_current_data = 00;
12363 OPJ_UINT32 l_tile_size = 0;
12364 OPJ_UINT32 l_available_data;
12366 /* preconditions */
12367 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
12369 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
12370 l_available_data = l_tile_size;
12371 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
12373 l_nb_bytes_written = 0;
12374 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
12375 l_available_data, p_stream, p_manager)) {
12378 l_current_data += l_nb_bytes_written;
12379 l_available_data -= l_nb_bytes_written;
12381 l_nb_bytes_written = 0;
12382 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
12383 l_available_data, p_stream, p_manager)) {
12387 l_available_data -= l_nb_bytes_written;
12388 l_nb_bytes_written = l_tile_size - l_available_data;
12390 if (opj_stream_write_data(p_stream,
12391 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
12392 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
12396 ++p_j2k->m_current_tile_number;
12401 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
12402 opj_event_mgr_t * p_manager)
12404 /* preconditions */
12405 assert(p_j2k != 00);
12406 assert(p_manager != 00);
12408 /* DEVELOPER CORNER, insert your custom procedures */
12409 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12410 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
12414 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
12415 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12416 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
12421 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12422 (opj_procedure)opj_j2k_write_epc, p_manager)) {
12425 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12426 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
12429 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12430 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
12436 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
12437 opj_event_mgr_t * p_manager)
12439 /* preconditions */
12440 assert(p_j2k != 00);
12441 assert(p_manager != 00);
12443 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
12444 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
12447 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
12448 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
12452 /* DEVELOPER CORNER, add your custom validation procedure */
12453 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
12454 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
12461 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
12462 opj_event_mgr_t * p_manager)
12464 /* preconditions */
12465 assert(p_j2k != 00);
12466 assert(p_manager != 00);
12468 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12469 (opj_procedure)opj_j2k_init_info, p_manager)) {
12472 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12473 (opj_procedure)opj_j2k_write_soc, p_manager)) {
12476 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12477 (opj_procedure)opj_j2k_write_siz, p_manager)) {
12480 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12481 (opj_procedure)opj_j2k_write_cod, p_manager)) {
12484 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12485 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
12488 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12489 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
12492 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12493 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
12497 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
12498 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12499 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
12503 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
12504 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12505 (opj_procedure)opj_j2k_write_poc, p_manager)) {
12511 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12512 (opj_procedure)opj_j2k_write_regions, p_manager)) {
12516 if (p_j2k->m_cp.comment != 00) {
12517 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12518 (opj_procedure)opj_j2k_write_com, p_manager)) {
12523 /* DEVELOPER CORNER, insert your custom procedures */
12524 if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) ==
12525 (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) {
12526 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12527 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
12531 /* End of Developer Corner */
12533 if (p_j2k->cstr_index) {
12534 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12535 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
12540 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12541 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
12544 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
12545 (opj_procedure)opj_j2k_update_rates, p_manager)) {
12552 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
12554 OPJ_UINT32 * p_data_written,
12555 OPJ_UINT32 total_data_size,
12556 opj_stream_private_t *p_stream,
12557 struct opj_event_mgr * p_manager)
12559 OPJ_UINT32 l_nb_bytes_written = 0;
12560 OPJ_UINT32 l_current_nb_bytes_written;
12561 OPJ_BYTE * l_begin_data = 00;
12563 opj_tcd_t * l_tcd = 00;
12564 opj_cp_t * l_cp = 00;
12566 l_tcd = p_j2k->m_tcd;
12567 l_cp = &(p_j2k->m_cp);
12569 l_tcd->cur_pino = 0;
12571 /*Get number of tile parts*/
12572 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
12577 l_current_nb_bytes_written = 0;
12578 l_begin_data = p_data;
12579 if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size,
12580 &l_current_nb_bytes_written, p_stream,
12585 l_nb_bytes_written += l_current_nb_bytes_written;
12586 p_data += l_current_nb_bytes_written;
12587 total_data_size -= l_current_nb_bytes_written;
12589 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
12591 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
12592 l_current_nb_bytes_written = 0;
12593 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
12595 l_nb_bytes_written += l_current_nb_bytes_written;
12596 p_data += l_current_nb_bytes_written;
12597 total_data_size -= l_current_nb_bytes_written;
12599 l_current_nb_bytes_written = 0;
12600 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
12602 l_nb_bytes_written += l_current_nb_bytes_written;
12603 p_data += l_current_nb_bytes_written;
12604 total_data_size -= l_current_nb_bytes_written;
12607 if (l_cp->tcps[p_j2k->m_current_tile_number].POC) {
12608 l_current_nb_bytes_written = 0;
12609 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
12611 l_nb_bytes_written += l_current_nb_bytes_written;
12612 p_data += l_current_nb_bytes_written;
12613 total_data_size -= l_current_nb_bytes_written;
12617 l_current_nb_bytes_written = 0;
12618 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
12619 total_data_size, p_stream, p_manager)) {
12623 l_nb_bytes_written += l_current_nb_bytes_written;
12624 * p_data_written = l_nb_bytes_written;
12626 /* Writing Psot in SOT marker */
12627 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
12630 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
12631 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
12637 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
12639 OPJ_UINT32 * p_data_written,
12640 OPJ_UINT32 total_data_size,
12641 opj_stream_private_t *p_stream,
12642 struct opj_event_mgr * p_manager
12645 OPJ_UINT32 tilepartno = 0;
12646 OPJ_UINT32 l_nb_bytes_written = 0;
12647 OPJ_UINT32 l_current_nb_bytes_written;
12648 OPJ_UINT32 l_part_tile_size;
12649 OPJ_UINT32 tot_num_tp;
12652 OPJ_BYTE * l_begin_data;
12653 opj_tcp_t *l_tcp = 00;
12654 opj_tcd_t * l_tcd = 00;
12655 opj_cp_t * l_cp = 00;
12657 l_tcd = p_j2k->m_tcd;
12658 l_cp = &(p_j2k->m_cp);
12659 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
12661 /*Get number of tile parts*/
12662 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
12664 /* start writing remaining tile parts */
12665 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
12666 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
12667 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
12668 l_current_nb_bytes_written = 0;
12669 l_part_tile_size = 0;
12670 l_begin_data = p_data;
12672 if (! opj_j2k_write_sot(p_j2k, p_data,
12674 &l_current_nb_bytes_written,
12680 l_nb_bytes_written += l_current_nb_bytes_written;
12681 p_data += l_current_nb_bytes_written;
12682 total_data_size -= l_current_nb_bytes_written;
12683 l_part_tile_size += l_current_nb_bytes_written;
12685 l_current_nb_bytes_written = 0;
12686 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
12687 total_data_size, p_stream, p_manager)) {
12691 p_data += l_current_nb_bytes_written;
12692 l_nb_bytes_written += l_current_nb_bytes_written;
12693 total_data_size -= l_current_nb_bytes_written;
12694 l_part_tile_size += l_current_nb_bytes_written;
12696 /* Writing Psot in SOT marker */
12697 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
12700 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
12701 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
12704 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
12707 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
12708 l_tcd->cur_pino = pino;
12710 /*Get number of tile parts*/
12711 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
12712 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
12713 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
12714 l_current_nb_bytes_written = 0;
12715 l_part_tile_size = 0;
12716 l_begin_data = p_data;
12718 if (! opj_j2k_write_sot(p_j2k, p_data,
12720 &l_current_nb_bytes_written, p_stream,
12725 l_nb_bytes_written += l_current_nb_bytes_written;
12726 p_data += l_current_nb_bytes_written;
12727 total_data_size -= l_current_nb_bytes_written;
12728 l_part_tile_size += l_current_nb_bytes_written;
12730 l_current_nb_bytes_written = 0;
12732 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
12733 total_data_size, p_stream, p_manager)) {
12737 l_nb_bytes_written += l_current_nb_bytes_written;
12738 p_data += l_current_nb_bytes_written;
12739 total_data_size -= l_current_nb_bytes_written;
12740 l_part_tile_size += l_current_nb_bytes_written;
12742 /* Writing Psot in SOT marker */
12743 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
12746 if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
12747 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
12750 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
12754 *p_data_written = l_nb_bytes_written;
12759 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
12760 struct opj_stream_private *p_stream,
12761 struct opj_event_mgr * p_manager)
12763 OPJ_UINT32 l_tlm_size;
12764 OPJ_OFF_T l_tlm_position, l_current_position;
12766 /* preconditions */
12767 assert(p_j2k != 00);
12768 assert(p_manager != 00);
12769 assert(p_stream != 00);
12771 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
12772 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
12773 l_current_position = opj_stream_tell(p_stream);
12775 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
12779 if (opj_stream_write_data(p_stream,
12780 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
12781 p_manager) != l_tlm_size) {
12785 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
12792 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
12793 struct opj_stream_private *p_stream,
12794 struct opj_event_mgr * p_manager)
12796 /* preconditions */
12797 assert(p_j2k != 00);
12798 assert(p_manager != 00);
12799 assert(p_stream != 00);
12801 OPJ_UNUSED(p_stream);
12802 OPJ_UNUSED(p_manager);
12804 opj_tcd_destroy(p_j2k->m_tcd);
12807 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
12808 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
12809 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
12810 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
12813 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
12814 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
12815 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
12818 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
12824 * Destroys the memory associated with the decoding of headers.
12826 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
12827 opj_stream_private_t *p_stream,
12828 opj_event_mgr_t * p_manager
12831 /* preconditions */
12832 assert(p_j2k != 00);
12833 assert(p_stream != 00);
12834 assert(p_manager != 00);
12836 OPJ_UNUSED(p_stream);
12837 OPJ_UNUSED(p_manager);
12839 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
12840 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
12841 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
12844 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
12849 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
12850 struct opj_stream_private *p_stream,
12851 struct opj_event_mgr * p_manager)
12853 opj_codestream_info_t * l_cstr_info = 00;
12855 /* preconditions */
12856 assert(p_j2k != 00);
12857 assert(p_manager != 00);
12858 assert(p_stream != 00);
12861 OPJ_UNUSED(p_stream);
12863 /* TODO mergeV2: check this part which use cstr_info */
12864 /*l_cstr_info = p_j2k->cstr_info;
12868 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));
12870 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
12871 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
12873 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
12875 l_cstr_info->tw = p_j2k->m_cp.tw;
12876 l_cstr_info->th = p_j2k->m_cp.th;
12878 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
12879 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
12880 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
12881 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
12883 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
12885 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
12887 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
12889 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
12890 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
12893 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
12895 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
12897 /*l_cstr_info->maxmarknum = 100;
12898 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
12899 l_cstr_info->marknum = 0;
12902 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
12903 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
12908 * Creates a tile-coder encoder.
12910 * @param p_stream the stream to write data to.
12911 * @param p_j2k J2K codec.
12912 * @param p_manager the user event manager.
12914 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
12915 opj_stream_private_t *p_stream,
12916 opj_event_mgr_t * p_manager
12919 /* preconditions */
12920 assert(p_j2k != 00);
12921 assert(p_manager != 00);
12922 assert(p_stream != 00);
12924 OPJ_UNUSED(p_stream);
12926 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
12928 if (! p_j2k->m_tcd) {
12929 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
12933 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
12935 opj_tcd_destroy(p_j2k->m_tcd);
12943 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
12944 OPJ_UINT32 p_tile_index,
12946 OPJ_UINT32 p_data_size,
12947 opj_stream_private_t *p_stream,
12948 opj_event_mgr_t * p_manager)
12950 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
12951 opj_event_msg(p_manager, EVT_ERROR,
12952 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
12956 /* Allocate data */
12957 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12958 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
12960 if (! opj_alloc_tile_component_data(l_tilec)) {
12961 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
12966 /* now copy data into the tile component */
12967 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
12968 opj_event_msg(p_manager, EVT_ERROR,
12969 "Size mismatch between tile data and sent data.");
12972 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
12973 opj_event_msg(p_manager, EVT_ERROR,
12974 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);