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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34 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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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 p_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 p_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 p_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 p_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 * @param p_j2k J2K codec.
883 * @param p_tile_coder FIXME DOC
884 * @param p_data FIXME DOC
885 * @param p_data_written FIXME DOC
886 * @param p_total_data_size FIXME DOC
887 * @param p_stream the stream to write data to.
888 * @param p_manager the user event manager.
890 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
891 opj_tcd_t * p_tile_coder,
893 OPJ_UINT32 * p_data_written,
894 OPJ_UINT32 p_total_data_size,
895 const opj_stream_private_t *p_stream,
896 opj_event_mgr_t * p_manager);
899 * Reads a SOD marker (Start Of Data)
901 * @param p_j2k the jpeg2000 codec.
902 * @param p_stream FIXME DOC
903 * @param p_manager the user event manager.
905 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
906 opj_stream_private_t *p_stream,
907 opj_event_mgr_t * p_manager);
909 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
911 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
912 p_j2k->m_current_tile_number, 1); /* PSOT */
913 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
915 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
916 p_tile_part_size, 4); /* PSOT */
917 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
921 * Writes the RGN marker (Region Of Interest)
923 * @param p_tile_no the tile to output
924 * @param p_comp_no the component to output
925 * @param nb_comps the number of components
926 * @param p_stream the stream to write data to.
927 * @param p_j2k J2K codec.
928 * @param p_manager the user event manager.
930 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
931 OPJ_UINT32 p_tile_no,
932 OPJ_UINT32 p_comp_no,
934 opj_stream_private_t *p_stream,
935 opj_event_mgr_t * p_manager);
938 * Reads a RGN marker (Region Of Interest)
940 * @param p_header_data the data contained in the POC box.
941 * @param p_j2k the jpeg2000 codec.
942 * @param p_header_size the size of the data contained in the POC marker.
943 * @param p_manager the user event manager.
945 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
946 OPJ_BYTE * p_header_data,
947 OPJ_UINT32 p_header_size,
948 opj_event_mgr_t * p_manager);
951 * Writes the EOC marker (End of Codestream)
953 * @param p_stream the stream to write data to.
954 * @param p_j2k J2K codec.
955 * @param p_manager the user event manager.
957 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
958 opj_stream_private_t *p_stream,
959 opj_event_mgr_t * p_manager);
963 * Reads a EOC marker (End Of Codestream)
965 * @param p_j2k the jpeg2000 codec.
966 * @param p_stream FIXME DOC
967 * @param p_manager the user event manager.
969 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
970 opj_stream_private_t *p_stream,
971 opj_event_mgr_t * p_manager);
975 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
977 * @param p_stream the stream to write data to.
978 * @param p_j2k J2K codec.
979 * @param p_manager the user event manager.
981 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
982 opj_stream_private_t *p_stream,
983 opj_event_mgr_t * p_manager);
988 * @param p_stream the stream to write data to.
989 * @param p_j2k J2K codec.
990 * @param p_manager the user event manager.
992 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
993 opj_stream_private_t *p_stream,
994 opj_event_mgr_t * p_manager);
997 Add main header marker information
998 @param cstr_index Codestream information structure
999 @param type marker type
1000 @param pos byte offset of marker segment
1001 @param len length of marker segment
1003 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
1004 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
1006 Add tile header marker information
1007 @param tileno tile index number
1008 @param cstr_index Codestream information structure
1009 @param type marker type
1010 @param pos byte offset of marker segment
1011 @param len length of marker segment
1013 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
1014 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
1018 * Reads an unknown marker
1020 * @param p_j2k the jpeg2000 codec.
1021 * @param p_stream the stream object to read from.
1022 * @param output_marker FIXME DOC
1023 * @param p_manager the user event manager.
1025 * @return true if the marker could be deduced.
1027 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
1028 opj_stream_private_t *p_stream,
1029 OPJ_UINT32 *output_marker,
1030 opj_event_mgr_t * p_manager);
1033 * Writes the MCT marker (Multiple Component Transform)
1035 * @param p_j2k J2K codec.
1036 * @param p_mct_record FIXME DOC
1037 * @param p_stream the stream to write data to.
1038 * @param p_manager the user event manager.
1040 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
1041 opj_mct_data_t * p_mct_record,
1042 opj_stream_private_t *p_stream,
1043 opj_event_mgr_t * p_manager);
1046 * Reads a MCT marker (Multiple Component Transform)
1048 * @param p_header_data the data contained in the MCT box.
1049 * @param p_j2k the jpeg2000 codec.
1050 * @param p_header_size the size of the data contained in the MCT marker.
1051 * @param p_manager the user event manager.
1053 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
1054 OPJ_BYTE * p_header_data,
1055 OPJ_UINT32 p_header_size,
1056 opj_event_mgr_t * p_manager);
1059 * Writes the MCC marker (Multiple Component Collection)
1061 * @param p_j2k J2K codec.
1062 * @param p_mcc_record FIXME DOC
1063 * @param p_stream the stream to write data to.
1064 * @param p_manager the user event manager.
1066 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
1067 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
1068 opj_stream_private_t *p_stream,
1069 opj_event_mgr_t * p_manager);
1072 * Reads a MCC marker (Multiple Component Collection)
1074 * @param p_header_data the data contained in the MCC box.
1075 * @param p_j2k the jpeg2000 codec.
1076 * @param p_header_size the size of the data contained in the MCC marker.
1077 * @param p_manager the user event manager.
1079 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
1080 OPJ_BYTE * p_header_data,
1081 OPJ_UINT32 p_header_size,
1082 opj_event_mgr_t * p_manager);
1085 * Writes the MCO marker (Multiple component transformation ordering)
1087 * @param p_stream the stream to write data to.
1088 * @param p_j2k J2K codec.
1089 * @param p_manager the user event manager.
1091 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
1092 opj_stream_private_t *p_stream,
1093 opj_event_mgr_t * p_manager);
1096 * Reads a MCO marker (Multiple Component Transform Ordering)
1098 * @param p_header_data the data contained in the MCO box.
1099 * @param p_j2k the jpeg2000 codec.
1100 * @param p_header_size the size of the data contained in the MCO marker.
1101 * @param p_manager the user event manager.
1103 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
1104 OPJ_BYTE * p_header_data,
1105 OPJ_UINT32 p_header_size,
1106 opj_event_mgr_t * p_manager);
1108 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
1109 OPJ_UINT32 p_index);
1111 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1112 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1113 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1114 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1115 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1116 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1117 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1118 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1120 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1121 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1122 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1123 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1124 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1125 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1126 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1127 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1129 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1130 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1131 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1132 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1133 static void opj_j2k_write_float_to_float(const void * p_src_data,
1134 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1135 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1136 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1139 * Ends the encoding, i.e. frees memory.
1141 * @param p_stream the stream to write data to.
1142 * @param p_j2k J2K codec.
1143 * @param p_manager the user event manager.
1145 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
1146 opj_stream_private_t *p_stream,
1147 opj_event_mgr_t * p_manager);
1150 * Writes the CBD marker (Component bit depth definition)
1152 * @param p_stream the stream to write data to.
1153 * @param p_j2k J2K codec.
1154 * @param p_manager the user event manager.
1156 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
1157 opj_stream_private_t *p_stream,
1158 opj_event_mgr_t * p_manager);
1161 * Reads a CBD marker (Component bit depth definition)
1162 * @param p_header_data the data contained in the CBD box.
1163 * @param p_j2k the jpeg2000 codec.
1164 * @param p_header_size the size of the data contained in the CBD marker.
1165 * @param p_manager the user event manager.
1167 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
1168 OPJ_BYTE * p_header_data,
1169 OPJ_UINT32 p_header_size,
1170 opj_event_mgr_t * p_manager);
1174 * Writes COC marker for each component.
1176 * @param p_stream the stream to write data to.
1177 * @param p_j2k J2K codec.
1178 * @param p_manager the user event manager.
1180 static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
1181 opj_stream_private_t *p_stream,
1182 opj_event_mgr_t * p_manager);
1185 * Writes QCC marker for each component.
1187 * @param p_stream the stream to write data to.
1188 * @param p_j2k J2K codec.
1189 * @param p_manager the user event manager.
1191 static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
1192 opj_stream_private_t *p_stream,
1193 opj_event_mgr_t * p_manager);
1196 * Writes regions of interests.
1198 * @param p_stream the stream to write data to.
1199 * @param p_j2k J2K codec.
1200 * @param p_manager the user event manager.
1202 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
1203 opj_stream_private_t *p_stream,
1204 opj_event_mgr_t * p_manager);
1209 * @param p_stream the stream to write data to.
1210 * @param p_j2k J2K codec.
1211 * @param p_manager the user event manager.
1213 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
1214 opj_stream_private_t *p_stream,
1215 opj_event_mgr_t * p_manager);
1218 * Checks the progression order changes values. Tells of the poc given as input are valid.
1219 * A nice message is outputted at errors.
1221 * @param p_pocs the progression order changes.
1222 * @param p_nb_pocs the number of progression order changes.
1223 * @param p_nb_resolutions the number of resolutions.
1224 * @param numcomps the number of components
1225 * @param numlayers the number of layers.
1226 * @param p_manager the user event manager.
1228 * @return true if the pocs are valid.
1230 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1231 OPJ_UINT32 p_nb_pocs,
1232 OPJ_UINT32 p_nb_resolutions,
1233 OPJ_UINT32 numcomps,
1234 OPJ_UINT32 numlayers,
1235 opj_event_mgr_t * p_manager);
1238 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1240 * @param cp the coding parameters.
1241 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1242 * @param tileno the given tile.
1244 * @return the number of tile parts.
1246 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1250 * Calculates the total number of tile parts needed by the encoder to
1251 * encode such an image. If not enough memory is available, then the function return false.
1253 * @param p_nb_tiles pointer that will hold the number of tile parts.
1254 * @param cp the coding parameters for the image.
1255 * @param image the image to encode.
1256 * @param p_j2k the p_j2k encoder.
1257 * @param p_manager the user event manager.
1259 * @return true if the function was successful, false else.
1261 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1263 OPJ_UINT32 * p_nb_tiles,
1265 opj_event_mgr_t * p_manager);
1267 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1269 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1271 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1273 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
1275 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
1277 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1279 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
1280 opj_image_t *image, opj_event_mgr_t *p_manager);
1282 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
1283 opj_event_mgr_t *p_manager);
1286 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1288 * @param p_stream the stream to read data from.
1289 * @param tile_no tile number we're looking for.
1290 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1291 * @param p_manager the user event manager.
1293 * @return true if the function was successful, false else.
1295 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
1296 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
1297 opj_event_mgr_t * p_manager);
1303 /* ----------------------------------------------------------------------- */
1304 typedef struct j2k_prog_order {
1305 OPJ_PROG_ORDER enum_prog;
1309 static const j2k_prog_order_t j2k_prog_order_list[] = {
1315 {(OPJ_PROG_ORDER) - 1, ""}
1321 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
1328 typedef void (* opj_j2k_mct_function)(const void * p_src_data,
1329 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1331 static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
1332 opj_j2k_read_int16_to_float,
1333 opj_j2k_read_int32_to_float,
1334 opj_j2k_read_float32_to_float,
1335 opj_j2k_read_float64_to_float
1338 static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
1339 opj_j2k_read_int16_to_int32,
1340 opj_j2k_read_int32_to_int32,
1341 opj_j2k_read_float32_to_int32,
1342 opj_j2k_read_float64_to_int32
1345 static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
1346 opj_j2k_write_float_to_int16,
1347 opj_j2k_write_float_to_int32,
1348 opj_j2k_write_float_to_float,
1349 opj_j2k_write_float_to_float64
1352 typedef struct opj_dec_memory_marker_handler {
1355 /** value of the state when the marker can appear */
1357 /** action linked to the marker */
1358 OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
1359 OPJ_BYTE * p_header_data,
1360 OPJ_UINT32 p_header_size,
1361 opj_event_mgr_t * p_manager);
1363 opj_dec_memory_marker_handler_t;
1365 static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1367 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1368 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1369 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1370 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1371 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1372 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1373 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1374 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1375 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1376 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1377 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1378 {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
1379 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1381 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1382 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1383 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1384 {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
1385 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1386 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1388 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1389 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1390 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1391 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1392 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1394 #endif /* USE_JPWL */
1396 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1397 {J2K_MS_INSEC, 0, j2k_read_insec}
1398 #endif /* USE_JPSEC */
1399 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1402 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1403 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1405 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1406 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1410 for (i = 0; i < p_nb_elem; ++i) {
1411 opj_read_bytes(l_src_data, &l_temp, 2);
1413 l_src_data += sizeof(OPJ_INT16);
1415 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1419 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1420 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1422 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1423 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1427 for (i = 0; i < p_nb_elem; ++i) {
1428 opj_read_bytes(l_src_data, &l_temp, 4);
1430 l_src_data += sizeof(OPJ_INT32);
1432 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1436 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1437 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1439 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1440 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1444 for (i = 0; i < p_nb_elem; ++i) {
1445 opj_read_float(l_src_data, &l_temp);
1447 l_src_data += sizeof(OPJ_FLOAT32);
1449 *(l_dest_data++) = l_temp;
1453 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1454 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1456 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1457 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1461 for (i = 0; i < p_nb_elem; ++i) {
1462 opj_read_double(l_src_data, &l_temp);
1464 l_src_data += sizeof(OPJ_FLOAT64);
1466 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1470 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1471 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1473 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1474 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1478 for (i = 0; i < p_nb_elem; ++i) {
1479 opj_read_bytes(l_src_data, &l_temp, 2);
1481 l_src_data += sizeof(OPJ_INT16);
1483 *(l_dest_data++) = (OPJ_INT32) l_temp;
1487 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1488 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1490 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1491 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1495 for (i = 0; i < p_nb_elem; ++i) {
1496 opj_read_bytes(l_src_data, &l_temp, 4);
1498 l_src_data += sizeof(OPJ_INT32);
1500 *(l_dest_data++) = (OPJ_INT32) l_temp;
1504 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1505 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1507 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1508 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1512 for (i = 0; i < p_nb_elem; ++i) {
1513 opj_read_float(l_src_data, &l_temp);
1515 l_src_data += sizeof(OPJ_FLOAT32);
1517 *(l_dest_data++) = (OPJ_INT32) l_temp;
1521 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1522 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1524 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1525 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1529 for (i = 0; i < p_nb_elem; ++i) {
1530 opj_read_double(l_src_data, &l_temp);
1532 l_src_data += sizeof(OPJ_FLOAT64);
1534 *(l_dest_data++) = (OPJ_INT32) l_temp;
1538 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1539 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1541 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1542 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1546 for (i = 0; i < p_nb_elem; ++i) {
1547 l_temp = (OPJ_UINT32) * (l_src_data++);
1549 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
1551 l_dest_data += sizeof(OPJ_INT16);
1555 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1556 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1558 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1559 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1563 for (i = 0; i < p_nb_elem; ++i) {
1564 l_temp = (OPJ_UINT32) * (l_src_data++);
1566 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
1568 l_dest_data += sizeof(OPJ_INT32);
1572 static void opj_j2k_write_float_to_float(const void * p_src_data,
1573 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1575 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1576 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1580 for (i = 0; i < p_nb_elem; ++i) {
1581 l_temp = (OPJ_FLOAT32) * (l_src_data++);
1583 opj_write_float(l_dest_data, l_temp);
1585 l_dest_data += sizeof(OPJ_FLOAT32);
1589 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1590 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1592 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1593 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1597 for (i = 0; i < p_nb_elem; ++i) {
1598 l_temp = (OPJ_FLOAT64) * (l_src_data++);
1600 opj_write_double(l_dest_data, l_temp);
1602 l_dest_data += sizeof(OPJ_FLOAT64);
1606 const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
1608 const j2k_prog_order_t *po;
1609 for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
1610 if (po->enum_prog == prg_order) {
1611 return po->str_prog;
1614 return po->str_prog;
1617 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1618 OPJ_UINT32 p_nb_pocs,
1619 OPJ_UINT32 p_nb_resolutions,
1620 OPJ_UINT32 p_num_comps,
1621 OPJ_UINT32 p_num_layers,
1622 opj_event_mgr_t * p_manager)
1624 OPJ_UINT32* packet_array;
1625 OPJ_UINT32 index, resno, compno, layno;
1627 OPJ_UINT32 step_c = 1;
1628 OPJ_UINT32 step_r = p_num_comps * step_c;
1629 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1630 OPJ_BOOL loss = OPJ_FALSE;
1631 OPJ_UINT32 layno0 = 0;
1633 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
1634 sizeof(OPJ_UINT32));
1635 if (packet_array == 00) {
1636 opj_event_msg(p_manager, EVT_ERROR,
1637 "Not enough memory for checking the poc values.\n");
1641 if (p_nb_pocs == 0) {
1642 opj_free(packet_array);
1646 index = step_r * p_pocs->resno0;
1647 /* take each resolution for each poc */
1648 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1649 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1651 /* take each comp of each resolution for each poc */
1652 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1653 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1655 /* and finally take each layer of each res of ... */
1656 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1657 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1658 packet_array[comp_index] = 1;
1659 comp_index += step_l;
1662 res_index += step_c;
1669 /* iterate through all the pocs */
1670 for (i = 1; i < p_nb_pocs ; ++i) {
1671 OPJ_UINT32 l_last_layno1 = (p_pocs - 1)->layno1 ;
1673 layno0 = (p_pocs->layno1 > l_last_layno1) ? l_last_layno1 : 0;
1674 index = step_r * p_pocs->resno0;
1676 /* take each resolution for each poc */
1677 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1678 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1680 /* take each comp of each resolution for each poc */
1681 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1682 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1684 /* and finally take each layer of each res of ... */
1685 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1686 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1687 packet_array[comp_index] = 1;
1688 comp_index += step_l;
1691 res_index += step_c;
1701 for (layno = 0; layno < p_num_layers ; ++layno) {
1702 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1703 for (compno = 0; compno < p_num_comps; ++compno) {
1704 loss |= (packet_array[index] != 1);
1705 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1712 opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
1715 opj_free(packet_array);
1720 /* ----------------------------------------------------------------------- */
1722 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1725 const OPJ_CHAR *prog = 00;
1727 OPJ_UINT32 tpnum = 1;
1728 opj_tcp_t *tcp = 00;
1729 opj_poc_t * l_current_poc = 00;
1732 assert(tileno < (cp->tw * cp->th));
1733 assert(pino < (cp->tcps[tileno].numpocs + 1));
1735 /* get the given tile coding parameter */
1736 tcp = &cp->tcps[tileno];
1739 l_current_poc = &(tcp->pocs[pino]);
1740 assert(l_current_poc != 0);
1742 /* get the progression order as a character string */
1743 prog = opj_j2k_convert_progression_order(tcp->prg);
1744 assert(strlen(prog) > 0);
1746 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1747 for (i = 0; i < 4; ++i) {
1749 /* component wise */
1751 tpnum *= l_current_poc->compE;
1753 /* resolution wise */
1755 tpnum *= l_current_poc->resE;
1759 tpnum *= l_current_poc->prcE;
1763 tpnum *= l_current_poc->layE;
1766 /* whould we split here ? */
1767 if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
1768 cp->m_specific_param.m_enc.m_tp_pos = i;
1779 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1781 OPJ_UINT32 * p_nb_tiles,
1783 opj_event_mgr_t * p_manager
1786 OPJ_UINT32 pino, tileno;
1787 OPJ_UINT32 l_nb_tiles;
1791 assert(p_nb_tiles != 00);
1793 assert(image != 00);
1794 assert(p_j2k != 00);
1795 assert(p_manager != 00);
1798 OPJ_UNUSED(p_manager);
1800 l_nb_tiles = cp->tw * cp->th;
1805 /* TODO mergeV2: check this part which use cstr_info */
1806 /*if (p_j2k->cstr_info) {
1807 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1809 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1810 OPJ_UINT32 cur_totnum_tp = 0;
1812 opj_pi_update_encoding_parameters(image,cp,tileno);
1814 for (pino = 0; pino <= tcp->numpocs; ++pino)
1816 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1818 *p_nb_tiles = *p_nb_tiles + tp_num;
1820 cur_totnum_tp += tp_num;
1823 tcp->m_nb_tile_parts = cur_totnum_tp;
1825 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1826 if (l_info_tile_ptr->tp == 00) {
1830 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1832 l_info_tile_ptr->num_tps = cur_totnum_tp;
1839 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1840 OPJ_UINT32 cur_totnum_tp = 0;
1842 opj_pi_update_encoding_parameters(image, cp, tileno);
1844 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1845 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
1847 *p_nb_tiles = *p_nb_tiles + tp_num;
1849 cur_totnum_tp += tp_num;
1851 tcp->m_nb_tile_parts = cur_totnum_tp;
1860 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
1861 opj_stream_private_t *p_stream,
1862 opj_event_mgr_t * p_manager)
1864 /* 2 bytes will be written */
1865 OPJ_BYTE * l_start_stream = 00;
1868 assert(p_stream != 00);
1869 assert(p_j2k != 00);
1870 assert(p_manager != 00);
1872 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1874 /* write SOC identifier */
1875 opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
1877 if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
1883 /* update markers struct */
1885 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1887 assert(0 && "TODO");
1888 #endif /* USE_JPWL */
1895 * Reads a SOC marker (Start of Codestream)
1896 * @param p_j2k the jpeg2000 file codec.
1897 * @param p_stream FIXME DOC
1898 * @param p_manager the user event manager.
1900 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
1901 opj_stream_private_t *p_stream,
1902 opj_event_mgr_t * p_manager
1905 OPJ_BYTE l_data [2];
1906 OPJ_UINT32 l_marker;
1909 assert(p_j2k != 00);
1910 assert(p_manager != 00);
1911 assert(p_stream != 00);
1913 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
1917 opj_read_bytes(l_data, &l_marker, 2);
1918 if (l_marker != J2K_MS_SOC) {
1922 /* Next marker should be a SIZ marker in the main header */
1923 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1925 /* FIXME move it in a index structure included in p_j2k*/
1926 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1928 opj_event_msg(p_manager, EVT_INFO,
1929 "Start to read j2k main header (%" PRId64 ").\n",
1930 p_j2k->cstr_index->main_head_start);
1932 /* Add the marker to the codestream index*/
1933 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
1934 p_j2k->cstr_index->main_head_start, 2)) {
1935 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1941 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
1942 opj_stream_private_t *p_stream,
1943 opj_event_mgr_t * p_manager)
1946 OPJ_UINT32 l_size_len;
1947 OPJ_BYTE * l_current_ptr;
1948 opj_image_t * l_image = 00;
1950 opj_image_comp_t * l_img_comp = 00;
1953 assert(p_stream != 00);
1954 assert(p_j2k != 00);
1955 assert(p_manager != 00);
1957 l_image = p_j2k->m_private_image;
1958 cp = &(p_j2k->m_cp);
1959 l_size_len = 40 + 3 * l_image->numcomps;
1960 l_img_comp = l_image->comps;
1962 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1964 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
1965 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1966 if (! new_header_tile_data) {
1967 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1968 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1969 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1970 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1973 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1974 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1977 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1979 /* write SOC identifier */
1980 opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
1983 opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
1986 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1989 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1992 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1995 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1998 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
2001 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
2004 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
2007 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
2010 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
2013 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
2016 for (i = 0; i < l_image->numcomps; ++i) {
2017 /* TODO here with MCT ? */
2018 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
2022 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
2025 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
2031 if (opj_stream_write_data(p_stream,
2032 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
2033 p_manager) != l_size_len) {
2041 * Reads a SIZ marker (image and tile size)
2042 * @param p_j2k the jpeg2000 file codec.
2043 * @param p_header_data the data contained in the SIZ box.
2044 * @param p_header_size the size of the data contained in the SIZ marker.
2045 * @param p_manager the user event manager.
2047 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
2048 OPJ_BYTE * p_header_data,
2049 OPJ_UINT32 p_header_size,
2050 opj_event_mgr_t * p_manager
2054 OPJ_UINT32 l_nb_comp;
2055 OPJ_UINT32 l_nb_comp_remain;
2056 OPJ_UINT32 l_remaining_size;
2057 OPJ_UINT32 l_nb_tiles;
2058 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2059 OPJ_UINT32 l_prec0, l_sgnd0;
2060 opj_image_t *l_image = 00;
2061 opj_cp_t *l_cp = 00;
2062 opj_image_comp_t * l_img_comp = 00;
2063 opj_tcp_t * l_current_tile_param = 00;
2066 assert(p_j2k != 00);
2067 assert(p_manager != 00);
2068 assert(p_header_data != 00);
2070 l_image = p_j2k->m_private_image;
2071 l_cp = &(p_j2k->m_cp);
2073 /* minimum size == 39 - 3 (= minimum component parameter) */
2074 if (p_header_size < 36) {
2075 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2079 l_remaining_size = p_header_size - 36;
2080 l_nb_comp = l_remaining_size / 3;
2081 l_nb_comp_remain = l_remaining_size % 3;
2082 if (l_nb_comp_remain != 0) {
2083 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2087 opj_read_bytes(p_header_data, &l_tmp,
2088 2); /* Rsiz (capabilities) */
2090 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2091 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2093 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2095 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2097 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2099 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2102 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2105 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2108 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2111 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2114 if (l_tmp < 16385) {
2115 l_image->numcomps = (OPJ_UINT16) l_tmp;
2117 opj_event_msg(p_manager, EVT_ERROR,
2118 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2122 if (l_image->numcomps != l_nb_comp) {
2123 opj_event_msg(p_manager, EVT_ERROR,
2124 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2125 l_image->numcomps, l_nb_comp);
2129 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2130 /* testcase issue427-null-image-size.jp2 */
2131 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2132 opj_event_msg(p_manager, EVT_ERROR,
2133 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2134 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2135 (OPJ_INT64)l_image->y1 - l_image->y0);
2138 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2139 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2140 opj_event_msg(p_manager, EVT_ERROR,
2141 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2146 /* testcase issue427-illegal-tile-offset.jp2 */
2147 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2148 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2149 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2150 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2151 opj_event_msg(p_manager, EVT_ERROR,
2152 "Error with SIZ marker: illegal tile offset\n");
2155 if (!p_j2k->dump_state) {
2156 OPJ_UINT32 siz_w, siz_h;
2158 siz_w = l_image->x1 - l_image->x0;
2159 siz_h = l_image->y1 - l_image->y0;
2161 if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
2162 && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
2163 opj_event_msg(p_manager, EVT_ERROR,
2164 "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
2165 p_j2k->ihdr_h, siz_w, siz_h);
2170 if (l_cp->correct) {
2171 /* if JPWL is on, we check whether TX errors have damaged
2172 too much the SIZ parameters */
2173 if (!(l_image->x1 * l_image->y1)) {
2174 opj_event_msg(p_manager, EVT_ERROR,
2175 "JPWL: bad image size (%d x %d)\n",
2176 l_image->x1, l_image->y1);
2178 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2183 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2184 if (l_image->numcomps != ((len - 38) / 3)) {
2185 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2186 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2187 l_image->numcomps, ((len - 38) / 3));
2189 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2192 */ /* we try to correct */
2193 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2194 if (l_image->numcomps < ((len - 38) / 3)) {
2195 len = 38 + 3 * l_image->numcomps;
2196 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2199 l_image->numcomps = ((len - 38) / 3);
2200 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2206 /* update components number in the jpwl_exp_comps filed */
2207 l_cp->exp_comps = l_image->numcomps;
2209 #endif /* USE_JPWL */
2211 /* Allocate the resulting image components */
2212 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2213 sizeof(opj_image_comp_t));
2214 if (l_image->comps == 00) {
2215 l_image->numcomps = 0;
2216 opj_event_msg(p_manager, EVT_ERROR,
2217 "Not enough memory to take in charge SIZ marker\n");
2221 l_img_comp = l_image->comps;
2225 /* Read the component information */
2226 for (i = 0; i < l_image->numcomps; ++i) {
2228 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2230 l_img_comp->prec = (tmp & 0x7f) + 1;
2231 l_img_comp->sgnd = tmp >> 7;
2233 if (p_j2k->dump_state == 0) {
2235 l_prec0 = l_img_comp->prec;
2236 l_sgnd0 = l_img_comp->sgnd;
2237 } else if (!l_cp->allow_different_bit_depth_sign
2238 && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
2239 opj_event_msg(p_manager, EVT_WARNING,
2240 "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
2241 " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
2242 i, l_img_comp->prec, l_img_comp->sgnd);
2244 /* TODO: we should perhaps also check against JP2 BPCC values */
2246 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2248 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2249 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2251 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2252 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2253 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2254 opj_event_msg(p_manager, EVT_ERROR,
2255 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2256 i, l_img_comp->dx, l_img_comp->dy);
2259 /* Avoids later undefined shift in computation of */
2260 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2261 << (l_image->comps[i].prec - 1); */
2262 if (l_img_comp->prec > 31) {
2263 opj_event_msg(p_manager, EVT_ERROR,
2264 "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",
2265 i, l_img_comp->prec);
2269 if (l_cp->correct) {
2270 /* if JPWL is on, we check whether TX errors have damaged
2271 too much the SIZ parameters, again */
2272 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2273 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2274 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2275 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2277 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2280 /* we try to correct */
2281 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2282 if (!l_image->comps[i].dx) {
2283 l_image->comps[i].dx = 1;
2284 opj_event_msg(p_manager, EVT_WARNING,
2285 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2286 i, l_image->comps[i].dx);
2288 if (!l_image->comps[i].dy) {
2289 l_image->comps[i].dy = 1;
2290 opj_event_msg(p_manager, EVT_WARNING,
2291 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2292 i, l_image->comps[i].dy);
2296 #endif /* USE_JPWL */
2297 l_img_comp->resno_decoded =
2298 0; /* number of resolution decoded */
2299 l_img_comp->factor =
2300 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2304 if (l_cp->tdx == 0 || l_cp->tdy == 0) {
2308 /* Compute the number of tiles */
2309 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2310 (OPJ_INT32)l_cp->tdx);
2311 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2312 (OPJ_INT32)l_cp->tdy);
2314 /* Check that the number of tiles is valid */
2315 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2316 opj_event_msg(p_manager, EVT_ERROR,
2317 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2318 l_cp->tw, l_cp->th);
2321 l_nb_tiles = l_cp->tw * l_cp->th;
2323 /* Define the tiles which will be decoded */
2324 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2325 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2326 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2327 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2328 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2329 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2330 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2331 (OPJ_INT32)l_cp->tdx);
2332 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2333 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2334 (OPJ_INT32)l_cp->tdy);
2336 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2337 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2338 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2339 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2343 if (l_cp->correct) {
2344 /* if JPWL is on, we check whether TX errors have damaged
2345 too much the SIZ parameters */
2346 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2347 (l_cp->th > l_cp->max_tiles)) {
2348 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2349 "JPWL: bad number of tiles (%d x %d)\n",
2350 l_cp->tw, l_cp->th);
2352 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2355 /* we try to correct */
2356 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2359 opj_event_msg(p_manager, EVT_WARNING,
2360 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2363 if (l_cp->tw > l_cp->max_tiles) {
2365 opj_event_msg(p_manager, EVT_WARNING,
2366 "- too large x, increase expectance of %d\n"
2367 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2368 l_cp->max_tiles, l_cp->tw);
2372 opj_event_msg(p_manager, EVT_WARNING,
2373 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2376 if (l_cp->th > l_cp->max_tiles) {
2378 opj_event_msg(p_manager, EVT_WARNING,
2379 "- too large y, increase expectance of %d to continue\n",
2380 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2381 l_cp->max_tiles, l_cp->th);
2385 #endif /* USE_JPWL */
2387 /* memory allocations */
2388 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2389 if (l_cp->tcps == 00) {
2390 opj_event_msg(p_manager, EVT_ERROR,
2391 "Not enough memory to take in charge SIZ marker\n");
2396 if (l_cp->correct) {
2398 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2399 "JPWL: could not alloc tcps field of cp\n");
2401 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2406 #endif /* USE_JPWL */
2408 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2409 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2410 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2411 opj_event_msg(p_manager, EVT_ERROR,
2412 "Not enough memory to take in charge SIZ marker\n");
2416 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2417 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2418 sizeof(opj_mct_data_t));
2420 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2421 opj_event_msg(p_manager, EVT_ERROR,
2422 "Not enough memory to take in charge SIZ marker\n");
2425 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2426 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2428 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2429 (opj_simple_mcc_decorrelation_data_t*)
2430 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2431 sizeof(opj_simple_mcc_decorrelation_data_t));
2433 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2434 opj_event_msg(p_manager, EVT_ERROR,
2435 "Not enough memory to take in charge SIZ marker\n");
2438 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2439 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2441 /* set up default dc level shift */
2442 for (i = 0; i < l_image->numcomps; ++i) {
2443 if (! l_image->comps[i].sgnd) {
2444 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2445 << (l_image->comps[i].prec - 1);
2449 l_current_tile_param = l_cp->tcps;
2450 for (i = 0; i < l_nb_tiles; ++i) {
2451 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2452 sizeof(opj_tccp_t));
2453 if (l_current_tile_param->tccps == 00) {
2454 opj_event_msg(p_manager, EVT_ERROR,
2455 "Not enough memory to take in charge SIZ marker\n");
2459 ++l_current_tile_param;
2462 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
2463 opj_image_comp_header_update(l_image, l_cp);
2468 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2469 opj_stream_private_t *p_stream,
2470 opj_event_mgr_t * p_manager
2473 OPJ_UINT32 l_comment_size;
2474 OPJ_UINT32 l_total_com_size;
2475 const OPJ_CHAR *l_comment;
2476 OPJ_BYTE * l_current_ptr = 00;
2479 assert(p_j2k != 00);
2480 assert(p_stream != 00);
2481 assert(p_manager != 00);
2483 l_comment = p_j2k->m_cp.comment;
2484 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2485 l_total_com_size = l_comment_size + 6;
2487 if (l_total_com_size >
2488 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2489 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2490 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2491 if (! new_header_tile_data) {
2492 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2493 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2494 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2495 opj_event_msg(p_manager, EVT_ERROR,
2496 "Not enough memory to write the COM marker\n");
2499 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2500 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2503 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2505 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2508 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2511 opj_write_bytes(l_current_ptr, 1,
2512 2); /* General use (IS 8859-15:1999 (Latin) values) */
2515 memcpy(l_current_ptr, l_comment, l_comment_size);
2517 if (opj_stream_write_data(p_stream,
2518 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2519 p_manager) != l_total_com_size) {
2527 * Reads a COM marker (comments)
2528 * @param p_j2k the jpeg2000 file codec.
2529 * @param p_header_data the data contained in the COM box.
2530 * @param p_header_size the size of the data contained in the COM marker.
2531 * @param p_manager the user event manager.
2533 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2534 OPJ_BYTE * p_header_data,
2535 OPJ_UINT32 p_header_size,
2536 opj_event_mgr_t * p_manager
2540 assert(p_j2k != 00);
2541 assert(p_manager != 00);
2542 assert(p_header_data != 00);
2545 OPJ_UNUSED(p_header_data);
2546 OPJ_UNUSED(p_header_size);
2547 OPJ_UNUSED(p_manager);
2552 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2553 opj_stream_private_t *p_stream,
2554 opj_event_mgr_t * p_manager)
2556 opj_cp_t *l_cp = 00;
2557 opj_tcp_t *l_tcp = 00;
2558 OPJ_UINT32 l_code_size, l_remaining_size;
2559 OPJ_BYTE * l_current_data = 00;
2562 assert(p_j2k != 00);
2563 assert(p_manager != 00);
2564 assert(p_stream != 00);
2566 l_cp = &(p_j2k->m_cp);
2567 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2568 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2569 p_j2k->m_current_tile_number, 0);
2570 l_remaining_size = l_code_size;
2572 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2573 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2574 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2575 if (! new_header_tile_data) {
2576 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2577 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2578 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2579 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2582 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2583 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2586 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2588 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2589 l_current_data += 2;
2591 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2592 l_current_data += 2;
2594 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2597 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2600 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2601 l_current_data += 2;
2603 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2606 l_remaining_size -= 9;
2608 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2609 l_current_data, &l_remaining_size, p_manager)) {
2610 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2614 if (l_remaining_size != 0) {
2615 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2619 if (opj_stream_write_data(p_stream,
2620 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2621 p_manager) != l_code_size) {
2629 * Reads a COD marker (Coding style defaults)
2630 * @param p_header_data the data contained in the COD box.
2631 * @param p_j2k the jpeg2000 codec.
2632 * @param p_header_size the size of the data contained in the COD marker.
2633 * @param p_manager the user event manager.
2635 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2636 OPJ_BYTE * p_header_data,
2637 OPJ_UINT32 p_header_size,
2638 opj_event_mgr_t * p_manager
2644 opj_cp_t *l_cp = 00;
2645 opj_tcp_t *l_tcp = 00;
2646 opj_image_t *l_image = 00;
2649 assert(p_header_data != 00);
2650 assert(p_j2k != 00);
2651 assert(p_manager != 00);
2653 l_image = p_j2k->m_private_image;
2654 l_cp = &(p_j2k->m_cp);
2656 /* If we are in the first tile-part header of the current tile */
2657 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2658 &l_cp->tcps[p_j2k->m_current_tile_number] :
2659 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2662 /* This check was added per https://github.com/uclouvain/openjpeg/commit/daed8cc9195555e101ab708a501af2dfe6d5e001 */
2663 /* but this is no longer necessary to handle issue476.jp2 */
2664 /* and this actually cause issues on legit files. See https://github.com/uclouvain/openjpeg/issues/1043 */
2665 /* Only one COD per tile */
2667 opj_event_msg(p_manager, EVT_ERROR,
2668 "COD marker already read. No more than one COD marker per tile.\n");
2674 /* Make sure room is sufficient */
2675 if (p_header_size < 5) {
2676 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2680 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2682 /* Make sure we know how to decode this */
2683 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2684 J2K_CP_CSTY_EPH)) != 0U) {
2685 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2688 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2690 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2691 /* Make sure progression order is valid */
2692 if (l_tcp->prg > OPJ_CPRL) {
2693 opj_event_msg(p_manager, EVT_ERROR,
2694 "Unknown progression order in COD marker\n");
2695 l_tcp->prg = OPJ_PROG_UNKNOWN;
2697 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2700 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2701 opj_event_msg(p_manager, EVT_ERROR,
2702 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2707 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2708 if (l_cp->m_specific_param.m_dec.m_layer) {
2709 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2711 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2714 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2718 for (i = 0; i < l_image->numcomps; ++i) {
2719 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2722 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2724 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2728 if (p_header_size != 0) {
2729 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2733 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2734 opj_j2k_copy_tile_component_parameters(p_j2k);
2737 #ifdef WIP_REMOVE_MSD
2738 if (p_j2k->cstr_info) {
2739 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2740 p_j2k->cstr_info->prog = l_tcp->prg;
2741 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2742 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2743 l_image->numcomps * sizeof(OPJ_UINT32));
2744 if (!p_j2k->cstr_info->numdecompos) {
2747 for (i = 0; i < l_image->numcomps; ++i) {
2748 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2756 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2757 OPJ_UINT32 p_comp_no,
2758 opj_stream_private_t *p_stream,
2759 opj_event_mgr_t * p_manager)
2761 OPJ_UINT32 l_coc_size, l_remaining_size;
2762 OPJ_UINT32 l_comp_room;
2765 assert(p_j2k != 00);
2766 assert(p_manager != 00);
2767 assert(p_stream != 00);
2769 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2771 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2772 p_j2k->m_current_tile_number, p_comp_no);
2774 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2775 OPJ_BYTE *new_header_tile_data;
2776 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2777 = (OPJ_BYTE*)opj_realloc(
2778 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2781 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2782 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2783 if (! new_header_tile_data) {
2784 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2785 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2786 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2787 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2790 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2791 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2794 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2795 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2798 if (opj_stream_write_data(p_stream,
2799 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2800 p_manager) != l_coc_size) {
2807 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2808 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2810 opj_cp_t *l_cp = NULL;
2811 opj_tcp_t *l_tcp = NULL;
2814 assert(p_j2k != 00);
2816 l_cp = &(p_j2k->m_cp);
2817 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2819 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2824 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2825 p_first_comp_no, p_second_comp_no);
2828 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2829 OPJ_UINT32 p_comp_no,
2831 OPJ_UINT32 * p_data_written,
2832 opj_event_mgr_t * p_manager
2835 opj_cp_t *l_cp = 00;
2836 opj_tcp_t *l_tcp = 00;
2837 OPJ_UINT32 l_coc_size, l_remaining_size;
2838 OPJ_BYTE * l_current_data = 00;
2839 opj_image_t *l_image = 00;
2840 OPJ_UINT32 l_comp_room;
2843 assert(p_j2k != 00);
2844 assert(p_manager != 00);
2846 l_cp = &(p_j2k->m_cp);
2847 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2848 l_image = p_j2k->m_private_image;
2849 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2851 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2852 p_j2k->m_current_tile_number, p_comp_no);
2853 l_remaining_size = l_coc_size;
2855 l_current_data = p_data;
2857 opj_write_bytes(l_current_data, J2K_MS_COC,
2859 l_current_data += 2;
2861 opj_write_bytes(l_current_data, l_coc_size - 2,
2863 l_current_data += 2;
2865 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2866 l_current_data += l_comp_room;
2868 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2872 l_remaining_size -= (5 + l_comp_room);
2873 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2874 l_current_data, &l_remaining_size, p_manager);
2875 * p_data_written = l_coc_size;
2878 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2881 OPJ_UINT32 l_nb_comp;
2882 OPJ_UINT32 l_nb_tiles;
2883 OPJ_UINT32 l_max = 0;
2887 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2888 l_nb_comp = p_j2k->m_private_image->numcomps;
2890 for (i = 0; i < l_nb_tiles; ++i) {
2891 for (j = 0; j < l_nb_comp; ++j) {
2892 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2900 * Reads a COC marker (Coding Style Component)
2901 * @param p_header_data the data contained in the COC box.
2902 * @param p_j2k the jpeg2000 codec.
2903 * @param p_header_size the size of the data contained in the COC marker.
2904 * @param p_manager the user event manager.
2906 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2907 OPJ_BYTE * p_header_data,
2908 OPJ_UINT32 p_header_size,
2909 opj_event_mgr_t * p_manager
2912 opj_cp_t *l_cp = NULL;
2913 opj_tcp_t *l_tcp = NULL;
2914 opj_image_t *l_image = NULL;
2915 OPJ_UINT32 l_comp_room;
2916 OPJ_UINT32 l_comp_no;
2919 assert(p_header_data != 00);
2920 assert(p_j2k != 00);
2921 assert(p_manager != 00);
2923 l_cp = &(p_j2k->m_cp);
2924 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2926 &l_cp->tcps[p_j2k->m_current_tile_number] :
2927 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2928 l_image = p_j2k->m_private_image;
2930 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2932 /* make sure room is sufficient*/
2933 if (p_header_size < l_comp_room + 1) {
2934 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2937 p_header_size -= l_comp_room + 1;
2939 opj_read_bytes(p_header_data, &l_comp_no,
2940 l_comp_room); /* Ccoc */
2941 p_header_data += l_comp_room;
2942 if (l_comp_no >= l_image->numcomps) {
2943 opj_event_msg(p_manager, EVT_ERROR,
2944 "Error reading COC marker (bad number of components)\n");
2948 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2952 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2954 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2958 if (p_header_size != 0) {
2959 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2965 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2966 opj_stream_private_t *p_stream,
2967 opj_event_mgr_t * p_manager
2970 OPJ_UINT32 l_qcd_size, l_remaining_size;
2971 OPJ_BYTE * l_current_data = 00;
2974 assert(p_j2k != 00);
2975 assert(p_manager != 00);
2976 assert(p_stream != 00);
2978 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2980 l_remaining_size = l_qcd_size;
2982 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2983 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2984 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2985 if (! new_header_tile_data) {
2986 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2987 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2988 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2989 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2992 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2993 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2996 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2998 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2999 l_current_data += 2;
3001 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
3002 l_current_data += 2;
3004 l_remaining_size -= 4;
3006 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
3007 l_current_data, &l_remaining_size, p_manager)) {
3008 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3012 if (l_remaining_size != 0) {
3013 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3017 if (opj_stream_write_data(p_stream,
3018 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
3019 p_manager) != l_qcd_size) {
3027 * Reads a QCD marker (Quantization defaults)
3028 * @param p_header_data the data contained in the QCD box.
3029 * @param p_j2k the jpeg2000 codec.
3030 * @param p_header_size the size of the data contained in the QCD marker.
3031 * @param p_manager the user event manager.
3033 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3034 OPJ_BYTE * p_header_data,
3035 OPJ_UINT32 p_header_size,
3036 opj_event_mgr_t * p_manager
3040 assert(p_header_data != 00);
3041 assert(p_j2k != 00);
3042 assert(p_manager != 00);
3044 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3046 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3050 if (p_header_size != 0) {
3051 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3055 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3056 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3061 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3062 OPJ_UINT32 p_comp_no,
3063 opj_stream_private_t *p_stream,
3064 opj_event_mgr_t * p_manager
3067 OPJ_UINT32 l_qcc_size, l_remaining_size;
3070 assert(p_j2k != 00);
3071 assert(p_manager != 00);
3072 assert(p_stream != 00);
3074 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3076 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3077 l_remaining_size = l_qcc_size;
3079 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3080 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3081 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3082 if (! new_header_tile_data) {
3083 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3084 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3085 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3086 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3089 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3090 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3093 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3094 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3097 if (opj_stream_write_data(p_stream,
3098 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3099 p_manager) != l_qcc_size) {
3106 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3107 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3109 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3110 p_first_comp_no, p_second_comp_no);
3113 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3114 OPJ_UINT32 p_comp_no,
3116 OPJ_UINT32 * p_data_written,
3117 opj_event_mgr_t * p_manager
3120 OPJ_UINT32 l_qcc_size, l_remaining_size;
3121 OPJ_BYTE * l_current_data = 00;
3124 assert(p_j2k != 00);
3125 assert(p_manager != 00);
3127 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3129 l_remaining_size = l_qcc_size;
3131 l_current_data = p_data;
3133 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3134 l_current_data += 2;
3136 if (p_j2k->m_private_image->numcomps <= 256) {
3139 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3140 l_current_data += 2;
3142 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3145 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3146 l_remaining_size -= 6;
3148 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3149 l_current_data += 2;
3151 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3152 l_current_data += 2;
3154 l_remaining_size -= 6;
3157 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3158 l_current_data, &l_remaining_size, p_manager);
3160 *p_data_written = l_qcc_size;
3163 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3165 return opj_j2k_get_max_coc_size(p_j2k);
3169 * Reads a QCC marker (Quantization component)
3170 * @param p_header_data the data contained in the QCC box.
3171 * @param p_j2k the jpeg2000 codec.
3172 * @param p_header_size the size of the data contained in the QCC marker.
3173 * @param p_manager the user event manager.
3175 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3176 OPJ_BYTE * p_header_data,
3177 OPJ_UINT32 p_header_size,
3178 opj_event_mgr_t * p_manager
3181 OPJ_UINT32 l_num_comp, l_comp_no;
3184 assert(p_header_data != 00);
3185 assert(p_j2k != 00);
3186 assert(p_manager != 00);
3188 l_num_comp = p_j2k->m_private_image->numcomps;
3190 if (l_num_comp <= 256) {
3191 if (p_header_size < 1) {
3192 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3195 opj_read_bytes(p_header_data, &l_comp_no, 1);
3199 if (p_header_size < 2) {
3200 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3203 opj_read_bytes(p_header_data, &l_comp_no, 2);
3209 if (p_j2k->m_cp.correct) {
3211 static OPJ_UINT32 backup_compno = 0;
3213 /* compno is negative or larger than the number of components!!! */
3214 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3215 opj_event_msg(p_manager, EVT_ERROR,
3216 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3217 l_comp_no, l_num_comp);
3219 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3222 /* we try to correct */
3223 l_comp_no = backup_compno % l_num_comp;
3224 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3225 "- setting component number to %d\n",
3229 /* keep your private count of tiles */
3232 #endif /* USE_JPWL */
3234 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3235 opj_event_msg(p_manager, EVT_ERROR,
3236 "Invalid component number: %d, regarding the number of components %d\n",
3237 l_comp_no, p_j2k->m_private_image->numcomps);
3241 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3243 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3247 if (p_header_size != 0) {
3248 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3255 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3256 opj_stream_private_t *p_stream,
3257 opj_event_mgr_t * p_manager
3260 OPJ_UINT32 l_nb_comp;
3261 OPJ_UINT32 l_nb_poc;
3262 OPJ_UINT32 l_poc_size;
3263 OPJ_UINT32 l_written_size = 0;
3264 opj_tcp_t *l_tcp = 00;
3265 OPJ_UINT32 l_poc_room;
3268 assert(p_j2k != 00);
3269 assert(p_manager != 00);
3270 assert(p_stream != 00);
3272 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3273 l_nb_comp = p_j2k->m_private_image->numcomps;
3274 l_nb_poc = 1 + l_tcp->numpocs;
3276 if (l_nb_comp <= 256) {
3281 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3283 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3284 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3285 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3286 if (! new_header_tile_data) {
3287 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3288 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3289 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3290 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3293 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3294 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3297 opj_j2k_write_poc_in_memory(p_j2k,
3298 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3301 if (opj_stream_write_data(p_stream,
3302 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3303 p_manager) != l_poc_size) {
3310 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3312 OPJ_UINT32 * p_data_written,
3313 opj_event_mgr_t * p_manager
3317 OPJ_BYTE * l_current_data = 00;
3318 OPJ_UINT32 l_nb_comp;
3319 OPJ_UINT32 l_nb_poc;
3320 OPJ_UINT32 l_poc_size;
3321 opj_image_t *l_image = 00;
3322 opj_tcp_t *l_tcp = 00;
3323 opj_tccp_t *l_tccp = 00;
3324 opj_poc_t *l_current_poc = 00;
3325 OPJ_UINT32 l_poc_room;
3328 assert(p_j2k != 00);
3329 assert(p_manager != 00);
3331 OPJ_UNUSED(p_manager);
3333 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3334 l_tccp = &l_tcp->tccps[0];
3335 l_image = p_j2k->m_private_image;
3336 l_nb_comp = l_image->numcomps;
3337 l_nb_poc = 1 + l_tcp->numpocs;
3339 if (l_nb_comp <= 256) {
3345 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3347 l_current_data = p_data;
3349 opj_write_bytes(l_current_data, J2K_MS_POC,
3351 l_current_data += 2;
3353 opj_write_bytes(l_current_data, l_poc_size - 2,
3355 l_current_data += 2;
3357 l_current_poc = l_tcp->pocs;
3358 for (i = 0; i < l_nb_poc; ++i) {
3359 opj_write_bytes(l_current_data, l_current_poc->resno0,
3363 opj_write_bytes(l_current_data, l_current_poc->compno0,
3364 l_poc_room); /* CSpoc_i */
3365 l_current_data += l_poc_room;
3367 opj_write_bytes(l_current_data, l_current_poc->layno1,
3369 l_current_data += 2;
3371 opj_write_bytes(l_current_data, l_current_poc->resno1,
3375 opj_write_bytes(l_current_data, l_current_poc->compno1,
3376 l_poc_room); /* CEpoc_i */
3377 l_current_data += l_poc_room;
3379 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3383 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3384 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3385 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3386 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3387 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3388 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3389 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3394 *p_data_written = l_poc_size;
3397 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3399 opj_tcp_t * l_tcp = 00;
3400 OPJ_UINT32 l_nb_tiles = 0;
3401 OPJ_UINT32 l_max_poc = 0;
3404 l_tcp = p_j2k->m_cp.tcps;
3405 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3407 for (i = 0; i < l_nb_tiles; ++i) {
3408 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3414 return 4 + 9 * l_max_poc;
3417 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3420 OPJ_UINT32 l_nb_tiles;
3421 OPJ_UINT32 l_max = 0;
3422 opj_tcp_t * l_tcp = 00;
3424 l_tcp = p_j2k->m_cp.tcps;
3425 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3427 for (i = 0; i < l_nb_tiles; ++i) {
3428 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3436 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3438 OPJ_UINT32 l_nb_bytes = 0;
3439 OPJ_UINT32 l_nb_comps;
3440 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3442 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3443 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3445 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3446 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3447 l_nb_bytes += l_nb_comps * l_coc_bytes;
3449 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3450 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3453 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3455 /*** DEVELOPER CORNER, Add room for your headers ***/
3461 * Reads a POC marker (Progression Order Change)
3463 * @param p_header_data the data contained in the POC box.
3464 * @param p_j2k the jpeg2000 codec.
3465 * @param p_header_size the size of the data contained in the POC marker.
3466 * @param p_manager the user event manager.
3468 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3469 OPJ_BYTE * p_header_data,
3470 OPJ_UINT32 p_header_size,
3471 opj_event_mgr_t * p_manager
3474 OPJ_UINT32 i, l_nb_comp, l_tmp;
3475 opj_image_t * l_image = 00;
3476 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3477 OPJ_UINT32 l_chunk_size, l_comp_room;
3479 opj_cp_t *l_cp = 00;
3480 opj_tcp_t *l_tcp = 00;
3481 opj_poc_t *l_current_poc = 00;
3484 assert(p_header_data != 00);
3485 assert(p_j2k != 00);
3486 assert(p_manager != 00);
3488 l_image = p_j2k->m_private_image;
3489 l_nb_comp = l_image->numcomps;
3490 if (l_nb_comp <= 256) {
3495 l_chunk_size = 5 + 2 * l_comp_room;
3496 l_current_poc_nb = p_header_size / l_chunk_size;
3497 l_current_poc_remaining = p_header_size % l_chunk_size;
3499 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3500 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3504 l_cp = &(p_j2k->m_cp);
3505 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3506 &l_cp->tcps[p_j2k->m_current_tile_number] :
3507 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3508 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3509 l_current_poc_nb += l_old_poc_nb;
3511 if (l_current_poc_nb >= J2K_MAX_POCS) {
3512 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3516 /* now poc is in use.*/
3519 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3520 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3521 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3524 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3525 l_comp_room); /* CSpoc_i */
3526 p_header_data += l_comp_room;
3527 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3529 /* make sure layer end is in acceptable bounds */
3530 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3532 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3535 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3536 l_comp_room); /* CEpoc_i */
3537 p_header_data += l_comp_room;
3538 opj_read_bytes(p_header_data, &l_tmp,
3541 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3542 /* make sure comp is in acceptable bounds */
3543 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3547 l_tcp->numpocs = l_current_poc_nb - 1;
3552 * Reads a CRG marker (Component registration)
3554 * @param p_header_data the data contained in the TLM box.
3555 * @param p_j2k the jpeg2000 codec.
3556 * @param p_header_size the size of the data contained in the TLM marker.
3557 * @param p_manager the user event manager.
3559 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3560 OPJ_BYTE * p_header_data,
3561 OPJ_UINT32 p_header_size,
3562 opj_event_mgr_t * p_manager
3565 OPJ_UINT32 l_nb_comp;
3567 assert(p_header_data != 00);
3568 assert(p_j2k != 00);
3569 assert(p_manager != 00);
3571 OPJ_UNUSED(p_header_data);
3573 l_nb_comp = p_j2k->m_private_image->numcomps;
3575 if (p_header_size != l_nb_comp * 4) {
3576 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3579 /* Do not care of this at the moment since only local variables are set here */
3582 (i = 0; i < l_nb_comp; ++i)
3584 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3586 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3594 * Reads a TLM marker (Tile Length Marker)
3596 * @param p_header_data the data contained in the TLM box.
3597 * @param p_j2k the jpeg2000 codec.
3598 * @param p_header_size the size of the data contained in the TLM marker.
3599 * @param p_manager the user event manager.
3601 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3602 OPJ_BYTE * p_header_data,
3603 OPJ_UINT32 p_header_size,
3604 opj_event_mgr_t * p_manager
3607 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3610 assert(p_header_data != 00);
3611 assert(p_j2k != 00);
3612 assert(p_manager != 00);
3616 if (p_header_size < 2) {
3617 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3622 opj_read_bytes(p_header_data, &l_Ztlm,
3625 opj_read_bytes(p_header_data, &l_Stlm,
3629 l_ST = ((l_Stlm >> 4) & 0x3);
3630 l_SP = (l_Stlm >> 6) & 0x1;
3632 l_Ptlm_size = (l_SP + 1) * 2;
3633 l_quotient = l_Ptlm_size + l_ST;
3635 l_tot_num_tp_remaining = p_header_size % l_quotient;
3637 if (l_tot_num_tp_remaining != 0) {
3638 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3641 /* FIXME Do not care of this at the moment since only local variables are set here */
3644 (i = 0; i < l_tot_num_tp; ++i)
3646 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3647 p_header_data += l_ST;
3648 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3649 p_header_data += l_Ptlm_size;
3655 * Reads a PLM marker (Packet length, main header marker)
3657 * @param p_header_data the data contained in the TLM box.
3658 * @param p_j2k the jpeg2000 codec.
3659 * @param p_header_size the size of the data contained in the TLM marker.
3660 * @param p_manager the user event manager.
3662 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3663 OPJ_BYTE * p_header_data,
3664 OPJ_UINT32 p_header_size,
3665 opj_event_mgr_t * p_manager
3669 assert(p_header_data != 00);
3670 assert(p_j2k != 00);
3671 assert(p_manager != 00);
3674 OPJ_UNUSED(p_header_data);
3676 if (p_header_size < 1) {
3677 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3680 /* Do not care of this at the moment since only local variables are set here */
3682 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3689 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3691 p_header_size -= (1+l_Nplm);
3695 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3699 (i = 0; i < l_Nplm; ++i)
3701 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3703 // take only the last seven bytes
3704 l_packet_len |= (l_tmp & 0x7f);
3712 // store packet length and proceed to next packet
3719 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3728 * Reads a PLT marker (Packet length, tile-part header)
3730 * @param p_header_data the data contained in the PLT box.
3731 * @param p_j2k the jpeg2000 codec.
3732 * @param p_header_size the size of the data contained in the PLT marker.
3733 * @param p_manager the user event manager.
3735 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3736 OPJ_BYTE * p_header_data,
3737 OPJ_UINT32 p_header_size,
3738 opj_event_mgr_t * p_manager
3741 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3744 assert(p_header_data != 00);
3745 assert(p_j2k != 00);
3746 assert(p_manager != 00);
3750 if (p_header_size < 1) {
3751 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3755 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3759 for (i = 0; i < p_header_size; ++i) {
3760 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3762 /* take only the last seven bytes */
3763 l_packet_len |= (l_tmp & 0x7f);
3767 /* store packet length and proceed to next packet */
3772 if (l_packet_len != 0) {
3773 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3781 * Reads a PPM marker (Packed packet headers, main header)
3783 * @param p_header_data the data contained in the POC box.
3784 * @param p_j2k the jpeg2000 codec.
3785 * @param p_header_size the size of the data contained in the POC marker.
3786 * @param p_manager the user event manager.
3789 static OPJ_BOOL opj_j2k_read_ppm(
3791 OPJ_BYTE * p_header_data,
3792 OPJ_UINT32 p_header_size,
3793 opj_event_mgr_t * p_manager)
3795 opj_cp_t *l_cp = 00;
3799 assert(p_header_data != 00);
3800 assert(p_j2k != 00);
3801 assert(p_manager != 00);
3803 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3804 if (p_header_size < 2) {
3805 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3809 l_cp = &(p_j2k->m_cp);
3812 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3816 /* check allocation needed */
3817 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3818 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3819 assert(l_cp->ppm_markers_count == 0U);
3821 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3822 if (l_cp->ppm_markers == NULL) {
3823 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3826 l_cp->ppm_markers_count = l_newCount;
3827 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3828 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3829 opj_ppx *new_ppm_markers;
3830 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3831 l_newCount * sizeof(opj_ppx));
3832 if (new_ppm_markers == NULL) {
3833 /* clean up to be done on l_cp destruction */
3834 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3837 l_cp->ppm_markers = new_ppm_markers;
3838 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3839 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3840 l_cp->ppm_markers_count = l_newCount;
3843 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3844 /* clean up to be done on l_cp destruction */
3845 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3849 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3850 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3851 /* clean up to be done on l_cp destruction */
3852 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3855 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3856 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3862 * Merges all PPM markers read (Packed headers, main header)
3864 * @param p_cp main coding parameters.
3865 * @param p_manager the user event manager.
3867 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3869 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3873 assert(p_manager != 00);
3874 assert(p_cp->ppm_buffer == NULL);
3876 if (p_cp->ppm == 0U) {
3880 l_ppm_data_size = 0U;
3881 l_N_ppm_remaining = 0U;
3882 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3883 if (p_cp->ppm_markers[i].m_data !=
3884 NULL) { /* standard doesn't seem to require contiguous Zppm */
3886 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3887 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3889 if (l_N_ppm_remaining >= l_data_size) {
3890 l_N_ppm_remaining -= l_data_size;
3893 l_data += l_N_ppm_remaining;
3894 l_data_size -= l_N_ppm_remaining;
3895 l_N_ppm_remaining = 0U;
3898 if (l_data_size > 0U) {
3901 if (l_data_size < 4U) {
3902 /* clean up to be done on l_cp destruction */
3903 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3906 opj_read_bytes(l_data, &l_N_ppm, 4);
3910 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 */
3912 if (l_data_size >= l_N_ppm) {
3913 l_data_size -= l_N_ppm;
3916 l_N_ppm_remaining = l_N_ppm - l_data_size;
3919 } while (l_data_size > 0U);
3924 if (l_N_ppm_remaining != 0U) {
3925 /* clean up to be done on l_cp destruction */
3926 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3930 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3931 if (p_cp->ppm_buffer == 00) {
3932 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3935 p_cp->ppm_len = l_ppm_data_size;
3936 l_ppm_data_size = 0U;
3937 l_N_ppm_remaining = 0U;
3938 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3939 if (p_cp->ppm_markers[i].m_data !=
3940 NULL) { /* standard doesn't seem to require contiguous Zppm */
3942 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3943 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3945 if (l_N_ppm_remaining >= l_data_size) {
3946 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3947 l_ppm_data_size += l_data_size;
3948 l_N_ppm_remaining -= l_data_size;
3951 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3952 l_ppm_data_size += l_N_ppm_remaining;
3953 l_data += l_N_ppm_remaining;
3954 l_data_size -= l_N_ppm_remaining;
3955 l_N_ppm_remaining = 0U;
3958 if (l_data_size > 0U) {
3961 if (l_data_size < 4U) {
3962 /* clean up to be done on l_cp destruction */
3963 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3966 opj_read_bytes(l_data, &l_N_ppm, 4);
3970 if (l_data_size >= l_N_ppm) {
3971 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3972 l_ppm_data_size += l_N_ppm;
3973 l_data_size -= l_N_ppm;
3976 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3977 l_ppm_data_size += l_data_size;
3978 l_N_ppm_remaining = l_N_ppm - l_data_size;
3981 } while (l_data_size > 0U);
3983 opj_free(p_cp->ppm_markers[i].m_data);
3984 p_cp->ppm_markers[i].m_data = NULL;
3985 p_cp->ppm_markers[i].m_data_size = 0U;
3989 p_cp->ppm_data = p_cp->ppm_buffer;
3990 p_cp->ppm_data_size = p_cp->ppm_len;
3992 p_cp->ppm_markers_count = 0U;
3993 opj_free(p_cp->ppm_markers);
3994 p_cp->ppm_markers = NULL;
4000 * Reads a PPT marker (Packed packet headers, tile-part header)
4002 * @param p_header_data the data contained in the PPT box.
4003 * @param p_j2k the jpeg2000 codec.
4004 * @param p_header_size the size of the data contained in the PPT marker.
4005 * @param p_manager the user event manager.
4007 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
4008 OPJ_BYTE * p_header_data,
4009 OPJ_UINT32 p_header_size,
4010 opj_event_mgr_t * p_manager
4013 opj_cp_t *l_cp = 00;
4014 opj_tcp_t *l_tcp = 00;
4018 assert(p_header_data != 00);
4019 assert(p_j2k != 00);
4020 assert(p_manager != 00);
4022 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
4023 if (p_header_size < 2) {
4024 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
4028 l_cp = &(p_j2k->m_cp);
4030 opj_event_msg(p_manager, EVT_ERROR,
4031 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4035 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4038 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4042 /* check allocation needed */
4043 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4044 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4045 assert(l_tcp->ppt_markers_count == 0U);
4047 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4048 if (l_tcp->ppt_markers == NULL) {
4049 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4052 l_tcp->ppt_markers_count = l_newCount;
4053 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4054 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4055 opj_ppx *new_ppt_markers;
4056 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4057 l_newCount * sizeof(opj_ppx));
4058 if (new_ppt_markers == NULL) {
4059 /* clean up to be done on l_tcp destruction */
4060 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4063 l_tcp->ppt_markers = new_ppt_markers;
4064 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4065 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4066 l_tcp->ppt_markers_count = l_newCount;
4069 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4070 /* clean up to be done on l_tcp destruction */
4071 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4075 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4076 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4077 /* clean up to be done on l_tcp destruction */
4078 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4081 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4082 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4087 * Merges all PPT markers read (Packed packet headers, tile-part header)
4089 * @param p_tcp the tile.
4090 * @param p_manager the user event manager.
4092 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4094 OPJ_UINT32 i, l_ppt_data_size;
4096 assert(p_tcp != 00);
4097 assert(p_manager != 00);
4099 if (p_tcp->ppt_buffer != NULL) {
4100 opj_event_msg(p_manager, EVT_ERROR,
4101 "opj_j2k_merge_ppt() has already been called\n");
4105 if (p_tcp->ppt == 0U) {
4109 l_ppt_data_size = 0U;
4110 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4112 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4115 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4116 if (p_tcp->ppt_buffer == 00) {
4117 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4120 p_tcp->ppt_len = l_ppt_data_size;
4121 l_ppt_data_size = 0U;
4122 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4123 if (p_tcp->ppt_markers[i].m_data !=
4124 NULL) { /* standard doesn't seem to require contiguous Zppt */
4125 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4126 p_tcp->ppt_markers[i].m_data_size);
4128 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4130 opj_free(p_tcp->ppt_markers[i].m_data);
4131 p_tcp->ppt_markers[i].m_data = NULL;
4132 p_tcp->ppt_markers[i].m_data_size = 0U;
4136 p_tcp->ppt_markers_count = 0U;
4137 opj_free(p_tcp->ppt_markers);
4138 p_tcp->ppt_markers = NULL;
4140 p_tcp->ppt_data = p_tcp->ppt_buffer;
4141 p_tcp->ppt_data_size = p_tcp->ppt_len;
4145 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4146 opj_stream_private_t *p_stream,
4147 opj_event_mgr_t * p_manager
4150 OPJ_BYTE * l_current_data = 00;
4151 OPJ_UINT32 l_tlm_size;
4154 assert(p_j2k != 00);
4155 assert(p_manager != 00);
4156 assert(p_stream != 00);
4158 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4160 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4161 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4162 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4163 if (! new_header_tile_data) {
4164 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4165 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4166 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4167 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4170 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4171 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4174 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4176 /* change the way data is written to avoid seeking if possible */
4178 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4180 opj_write_bytes(l_current_data, J2K_MS_TLM,
4182 l_current_data += 2;
4184 opj_write_bytes(l_current_data, l_tlm_size - 2,
4186 l_current_data += 2;
4188 opj_write_bytes(l_current_data, 0,
4192 opj_write_bytes(l_current_data, 0x50,
4193 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4196 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4197 if (opj_stream_write_data(p_stream,
4198 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4199 p_manager) != l_tlm_size) {
4206 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4208 OPJ_UINT32 p_total_data_size,
4209 OPJ_UINT32 * p_data_written,
4210 const opj_stream_private_t *p_stream,
4211 opj_event_mgr_t * p_manager
4215 assert(p_j2k != 00);
4216 assert(p_manager != 00);
4217 assert(p_stream != 00);
4219 OPJ_UNUSED(p_stream);
4221 if (p_total_data_size < 12) {
4222 opj_event_msg(p_manager, EVT_ERROR,
4223 "Not enough bytes in output buffer to write SOT marker\n");
4227 opj_write_bytes(p_data, J2K_MS_SOT,
4231 opj_write_bytes(p_data, 10,
4235 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4242 opj_write_bytes(p_data,
4243 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4247 opj_write_bytes(p_data,
4248 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4254 /* update markers struct */
4256 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4258 assert(0 && "TODO");
4259 #endif /* USE_JPWL */
4261 * p_data_written = 12;
4266 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4267 OPJ_UINT32 p_header_size,
4268 OPJ_UINT32* p_tile_no,
4269 OPJ_UINT32* p_tot_len,
4270 OPJ_UINT32* p_current_part,
4271 OPJ_UINT32* p_num_parts,
4272 opj_event_mgr_t * p_manager)
4275 assert(p_header_data != 00);
4276 assert(p_manager != 00);
4278 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4279 if (p_header_size != 8) {
4280 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4284 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4286 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4288 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4290 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4295 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4296 OPJ_BYTE * p_header_data,
4297 OPJ_UINT32 p_header_size,
4298 opj_event_mgr_t * p_manager)
4300 opj_cp_t *l_cp = 00;
4301 opj_tcp_t *l_tcp = 00;
4302 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4303 OPJ_UINT32 l_current_part;
4304 OPJ_UINT32 l_tile_x, l_tile_y;
4308 assert(p_j2k != 00);
4309 assert(p_manager != 00);
4311 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4312 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4314 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4317 #ifdef DEBUG_VERBOSE
4318 fprintf(stderr, "SOT %d %d %d %d\n",
4319 p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
4322 l_cp = &(p_j2k->m_cp);
4324 /* testcase 2.pdf.SIGFPE.706.1112 */
4325 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4326 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4327 p_j2k->m_current_tile_number);
4331 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4332 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4333 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4335 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
4336 p_j2k->m_current_tile_number == (OPJ_UINT32)
4337 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
4338 /* Do only this check if we decode all tile part headers, or if */
4339 /* we decode one precise tile. Otherwise the m_current_tile_part_number */
4340 /* might not be valid */
4341 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4342 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4343 /* We must avoid reading twice the same tile part number for a given tile */
4344 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4345 /* several times. */
4346 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4347 /* should appear in increasing order. */
4348 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4349 opj_event_msg(p_manager, EVT_ERROR,
4350 "Invalid tile part index for tile number %d. "
4351 "Got %d, expected %d\n",
4352 p_j2k->m_current_tile_number,
4354 l_tcp->m_current_tile_part_number + 1);
4359 l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
4362 if (l_cp->correct) {
4364 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4365 static OPJ_UINT32 backup_tileno = 0;
4367 /* tileno is negative or larger than the number of tiles!!! */
4368 if (tileno > (l_cp->tw * l_cp->th)) {
4369 opj_event_msg(p_manager, EVT_ERROR,
4370 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4371 tileno, (l_cp->tw * l_cp->th));
4373 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4376 /* we try to correct */
4377 tileno = backup_tileno;
4378 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4379 "- setting tile number to %d\n",
4383 /* keep your private count of tiles */
4386 #endif /* USE_JPWL */
4388 /* look for the tile in the list of already processed tile (in parts). */
4389 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4390 /* since the time taken by this function can only grow at the time */
4392 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4393 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4395 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4396 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4399 opj_event_msg(p_manager, EVT_ERROR,
4400 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4406 if (l_cp->correct) {
4408 /* totlen is negative or larger than the bytes left!!! */
4409 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4410 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4411 opj_event_msg(p_manager, EVT_ERROR,
4412 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4414 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4416 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4419 /* we try to correct */
4421 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4422 "- setting Psot to %d => assuming it is the last tile\n",
4426 #endif /* USE_JPWL */
4428 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4430 opj_event_msg(p_manager, EVT_INFO,
4431 "Psot value of the current tile-part is equal to zero, "
4432 "we assuming it is the last tile-part of the codestream.\n");
4433 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4436 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4437 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4438 opj_event_msg(p_manager, EVT_ERROR,
4439 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4440 "number of tile-part (%d), giving up\n", l_current_part,
4441 l_tcp->m_nb_tile_parts);
4442 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4447 0) { /* Number of tile-part header is provided by this tile-part header */
4448 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4449 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4450 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4451 if (l_tcp->m_nb_tile_parts) {
4452 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4453 opj_event_msg(p_manager, EVT_ERROR,
4454 "In SOT marker, TPSot (%d) is not valid regards to the current "
4455 "number of tile-part (%d), giving up\n", l_current_part,
4456 l_tcp->m_nb_tile_parts);
4457 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4461 if (l_current_part >= l_num_parts) {
4462 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4463 opj_event_msg(p_manager, EVT_ERROR,
4464 "In SOT marker, TPSot (%d) is not valid regards to the current "
4465 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4466 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4469 l_tcp->m_nb_tile_parts = l_num_parts;
4472 /* If know the number of tile part header we will check if we didn't read the last*/
4473 if (l_tcp->m_nb_tile_parts) {
4474 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4475 p_j2k->m_specific_param.m_decoder.m_can_decode =
4476 1; /* Process the last tile-part header*/
4480 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4481 /* Keep the size of data to skip after this marker */
4482 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4483 12; /* SOT_marker_size = 12 */
4485 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4486 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4489 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4491 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4492 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4493 p_j2k->m_specific_param.m_decoder.m_skip_data =
4494 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4495 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4496 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4497 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4499 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4500 p_j2k->m_specific_param.m_decoder.m_skip_data =
4501 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4502 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4506 if (p_j2k->cstr_index) {
4507 assert(p_j2k->cstr_index->tile_index != 00);
4508 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4509 p_j2k->m_current_tile_number;
4510 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4513 if (l_num_parts != 0) {
4514 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4516 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4519 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4520 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4521 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4522 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4523 opj_event_msg(p_manager, EVT_ERROR,
4524 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4528 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4529 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4530 l_num_parts * sizeof(opj_tp_index_t));
4531 if (! new_tp_index) {
4532 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4533 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4534 opj_event_msg(p_manager, EVT_ERROR,
4535 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4538 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4542 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4544 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4545 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4546 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4547 (opj_tp_index_t*)opj_calloc(
4548 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4549 sizeof(opj_tp_index_t));
4550 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4551 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4552 opj_event_msg(p_manager, EVT_ERROR,
4553 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4558 if (l_current_part >=
4559 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4560 opj_tp_index_t *new_tp_index;
4561 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4563 new_tp_index = (opj_tp_index_t *) opj_realloc(
4564 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4565 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4566 sizeof(opj_tp_index_t));
4567 if (! new_tp_index) {
4568 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4569 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4570 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4571 opj_event_msg(p_manager, EVT_ERROR,
4572 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4575 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4584 /* 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 */
4585 /* if (p_j2k->cstr_info) {
4588 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4591 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4592 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4593 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4594 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4597 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4600 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4604 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4607 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4608 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4609 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4614 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4615 opj_tcd_t * p_tile_coder,
4617 OPJ_UINT32 * p_data_written,
4618 OPJ_UINT32 p_total_data_size,
4619 const opj_stream_private_t *p_stream,
4620 opj_event_mgr_t * p_manager
4623 opj_codestream_info_t *l_cstr_info = 00;
4624 OPJ_UINT32 l_remaining_data;
4627 assert(p_j2k != 00);
4628 assert(p_manager != 00);
4629 assert(p_stream != 00);
4631 OPJ_UNUSED(p_stream);
4633 if (p_total_data_size < 4) {
4634 opj_event_msg(p_manager, EVT_ERROR,
4635 "Not enough bytes in output buffer to write SOD marker\n");
4639 opj_write_bytes(p_data, J2K_MS_SOD,
4643 /* make room for the EOF marker */
4644 l_remaining_data = p_total_data_size - 4;
4646 /* update tile coder */
4647 p_tile_coder->tp_num =
4648 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4649 p_tile_coder->cur_tp_num =
4650 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4653 /* TODO mergeV2: check this part which use cstr_info */
4654 /*l_cstr_info = p_j2k->cstr_info;
4656 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4657 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4658 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4664 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4666 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4671 /* update markers struct */
4672 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4674 assert(0 && "TODO");
4675 #endif /* USE_JPWL */
4680 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4681 p_tile_coder->tcd_image->tiles->packno = 0;
4684 l_cstr_info->packno = 0;
4689 *p_data_written = 0;
4691 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
4692 p_data_written, l_remaining_data, l_cstr_info,
4694 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4698 *p_data_written += 2;
4703 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4704 opj_stream_private_t *p_stream,
4705 opj_event_mgr_t * p_manager
4708 OPJ_SIZE_T l_current_read_size;
4709 opj_codestream_index_t * l_cstr_index = 00;
4710 OPJ_BYTE ** l_current_data = 00;
4711 opj_tcp_t * l_tcp = 00;
4712 OPJ_UINT32 * l_tile_len = 00;
4713 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4716 assert(p_j2k != 00);
4717 assert(p_manager != 00);
4718 assert(p_stream != 00);
4720 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4722 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4723 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4724 // but we are in the last tile part,
4725 // so its result will fit on OPJ_UINT32 unless we find
4726 // a file with a single tile part of more than 4 GB...*/
4727 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4728 opj_stream_get_number_byte_left(p_stream) - 2);
4730 /* Check to avoid pass the limit of OPJ_UINT32 */
4731 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4732 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4734 /* MSD: case commented to support empty SOT marker (PHR data) */
4738 l_current_data = &(l_tcp->m_data);
4739 l_tile_len = &l_tcp->m_data_size;
4741 /* Patch to support new PHR data */
4742 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4743 /* If we are here, we'll try to read the data after allocation */
4744 /* Check enough bytes left in stream before allocation */
4745 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4746 opj_stream_get_number_byte_left(p_stream)) {
4747 opj_event_msg(p_manager, EVT_ERROR,
4748 "Tile part length size inconsistent with stream length\n");
4751 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4752 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4753 opj_event_msg(p_manager, EVT_ERROR,
4754 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4755 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4758 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4759 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4760 /* 0xFFFF marker. */
4761 if (! *l_current_data) {
4762 /* LH: oddly enough, in this path, l_tile_len!=0.
4763 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4765 *l_current_data = (OPJ_BYTE*) opj_malloc(
4766 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4768 OPJ_BYTE *l_new_current_data;
4769 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4770 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4771 opj_event_msg(p_manager, EVT_ERROR,
4772 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4773 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4777 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4778 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4779 OPJ_COMMON_CBLK_DATA_EXTRA);
4780 if (! l_new_current_data) {
4781 opj_free(*l_current_data);
4782 /*nothing more is done as l_current_data will be set to null, and just
4783 afterward we enter in the error path
4784 and the actual tile_len is updated (committed) at the end of the
4787 *l_current_data = l_new_current_data;
4790 if (*l_current_data == 00) {
4791 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4795 l_sot_length_pb_detected = OPJ_TRUE;
4799 l_cstr_index = p_j2k->cstr_index;
4801 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4803 OPJ_UINT32 l_current_tile_part =
4804 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4805 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4808 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4810 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4812 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4816 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4817 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4821 /*l_cstr_index->packno = 0;*/
4824 /* Patch to support new PHR data */
4825 if (!l_sot_length_pb_detected) {
4826 l_current_read_size = opj_stream_read_data(
4828 *l_current_data + *l_tile_len,
4829 p_j2k->m_specific_param.m_decoder.m_sot_length,
4832 l_current_read_size = 0;
4835 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4836 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4838 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4841 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4846 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4847 OPJ_UINT32 p_tile_no,
4848 OPJ_UINT32 p_comp_no,
4849 OPJ_UINT32 nb_comps,
4850 opj_stream_private_t *p_stream,
4851 opj_event_mgr_t * p_manager
4854 OPJ_BYTE * l_current_data = 00;
4855 OPJ_UINT32 l_rgn_size;
4856 opj_cp_t *l_cp = 00;
4857 opj_tcp_t *l_tcp = 00;
4858 opj_tccp_t *l_tccp = 00;
4859 OPJ_UINT32 l_comp_room;
4862 assert(p_j2k != 00);
4863 assert(p_manager != 00);
4864 assert(p_stream != 00);
4866 l_cp = &(p_j2k->m_cp);
4867 l_tcp = &l_cp->tcps[p_tile_no];
4868 l_tccp = &l_tcp->tccps[p_comp_no];
4870 if (nb_comps <= 256) {
4876 l_rgn_size = 6 + l_comp_room;
4878 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4880 opj_write_bytes(l_current_data, J2K_MS_RGN,
4882 l_current_data += 2;
4884 opj_write_bytes(l_current_data, l_rgn_size - 2,
4886 l_current_data += 2;
4888 opj_write_bytes(l_current_data, p_comp_no,
4889 l_comp_room); /* Crgn */
4890 l_current_data += l_comp_room;
4892 opj_write_bytes(l_current_data, 0,
4896 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
4900 if (opj_stream_write_data(p_stream,
4901 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
4902 p_manager) != l_rgn_size) {
4909 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
4910 opj_stream_private_t *p_stream,
4911 opj_event_mgr_t * p_manager
4915 assert(p_j2k != 00);
4916 assert(p_manager != 00);
4917 assert(p_stream != 00);
4919 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
4920 J2K_MS_EOC, 2); /* EOC */
4924 /* update markers struct */
4926 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4928 #endif /* USE_JPWL */
4930 if (opj_stream_write_data(p_stream,
4931 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
4935 if (! opj_stream_flush(p_stream, p_manager)) {
4943 * Reads a RGN marker (Region Of Interest)
4945 * @param p_header_data the data contained in the POC box.
4946 * @param p_j2k the jpeg2000 codec.
4947 * @param p_header_size the size of the data contained in the POC marker.
4948 * @param p_manager the user event manager.
4950 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
4951 OPJ_BYTE * p_header_data,
4952 OPJ_UINT32 p_header_size,
4953 opj_event_mgr_t * p_manager
4956 OPJ_UINT32 l_nb_comp;
4957 opj_image_t * l_image = 00;
4959 opj_cp_t *l_cp = 00;
4960 opj_tcp_t *l_tcp = 00;
4961 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4964 assert(p_header_data != 00);
4965 assert(p_j2k != 00);
4966 assert(p_manager != 00);
4968 l_image = p_j2k->m_private_image;
4969 l_nb_comp = l_image->numcomps;
4971 if (l_nb_comp <= 256) {
4977 if (p_header_size != 2 + l_comp_room) {
4978 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4982 l_cp = &(p_j2k->m_cp);
4983 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4984 &l_cp->tcps[p_j2k->m_current_tile_number] :
4985 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4987 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
4988 p_header_data += l_comp_room;
4989 opj_read_bytes(p_header_data, &l_roi_sty,
4994 if (l_cp->correct) {
4995 /* totlen is negative or larger than the bytes left!!! */
4996 if (l_comp_room >= l_nb_comp) {
4997 opj_event_msg(p_manager, EVT_ERROR,
4998 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4999 l_comp_room, l_nb_comp);
5001 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
5006 #endif /* USE_JPWL */
5008 /* testcase 3635.pdf.asan.77.2930 */
5009 if (l_comp_no >= l_nb_comp) {
5010 opj_event_msg(p_manager, EVT_ERROR,
5011 "bad component number in RGN (%d when there are only %d)\n",
5012 l_comp_no, l_nb_comp);
5016 opj_read_bytes(p_header_data,
5017 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
5024 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
5026 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
5029 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
5035 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
5036 opj_stream_private_t *p_stream,
5037 opj_event_mgr_t * p_manager)
5039 opj_cp_t * l_cp = 00;
5040 opj_image_t * l_image = 00;
5041 opj_tcp_t * l_tcp = 00;
5042 opj_image_comp_t * l_img_comp = 00;
5045 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
5046 OPJ_FLOAT32 * l_rates = 0;
5047 OPJ_FLOAT32 l_sot_remove;
5048 OPJ_UINT32 l_bits_empty, l_size_pixel;
5049 OPJ_UINT32 l_tile_size = 0;
5050 OPJ_UINT32 l_last_res;
5051 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
5054 assert(p_j2k != 00);
5055 assert(p_manager != 00);
5056 assert(p_stream != 00);
5058 OPJ_UNUSED(p_manager);
5060 l_cp = &(p_j2k->m_cp);
5061 l_image = p_j2k->m_private_image;
5064 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5065 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5066 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5067 l_cp->th * l_cp->tw);
5069 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5070 l_tp_stride_func = opj_j2k_get_tp_stride;
5072 l_tp_stride_func = opj_j2k_get_default_stride;
5075 for (i = 0; i < l_cp->th; ++i) {
5076 for (j = 0; j < l_cp->tw; ++j) {
5077 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5078 (OPJ_FLOAT32)l_tcp->numlayers;
5080 /* 4 borders of the tile rescale on the image if necessary */
5081 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5082 (OPJ_INT32)l_image->x0);
5083 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5084 (OPJ_INT32)l_image->y0);
5085 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5086 (OPJ_INT32)l_image->x1);
5087 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5088 (OPJ_INT32)l_image->y1);
5090 l_rates = l_tcp->rates;
5092 /* Modification of the RATE >> */
5093 if (*l_rates > 0.0f) {
5094 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5095 (OPJ_UINT32)(l_y1 - l_y0)))
5097 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5105 for (k = 1; k < l_tcp->numlayers; ++k) {
5106 if (*l_rates > 0.0f) {
5107 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5108 (OPJ_UINT32)(l_y1 - l_y0)))
5110 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5126 for (i = 0; i < l_cp->th; ++i) {
5127 for (j = 0; j < l_cp->tw; ++j) {
5128 l_rates = l_tcp->rates;
5130 if (*l_rates > 0.0f) {
5131 *l_rates -= l_sot_remove;
5133 if (*l_rates < 30.0f) {
5140 l_last_res = l_tcp->numlayers - 1;
5142 for (k = 1; k < l_last_res; ++k) {
5144 if (*l_rates > 0.0f) {
5145 *l_rates -= l_sot_remove;
5147 if (*l_rates < * (l_rates - 1) + 10.0f) {
5148 *l_rates = (*(l_rates - 1)) + 20.0f;
5155 if (*l_rates > 0.0f) {
5156 *l_rates -= (l_sot_remove + 2.f);
5158 if (*l_rates < * (l_rates - 1) + 10.0f) {
5159 *l_rates = (*(l_rates - 1)) + 20.0f;
5167 l_img_comp = l_image->comps;
5170 for (i = 0; i < l_image->numcomps; ++i) {
5171 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5173 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5181 /* TODO: where does this magic value come from ? */
5182 /* This used to be 1.3 / 8, but with random data and very small code */
5183 /* block sizes, this is not enough. For example with */
5184 /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
5185 /* TODO revise this to take into account the overhead linked to the */
5186 /* number of packets and number of code blocks in packets */
5187 l_tile_size = (OPJ_UINT32)(l_tile_size * 1.4 / 8);
5189 /* Arbitrary amount to make the following work: */
5190 /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
5193 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5195 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5196 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5197 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5198 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5202 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
5203 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5204 (OPJ_BYTE *) opj_malloc(5 *
5205 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5206 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5210 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5211 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5218 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5219 opj_stream_private_t *p_stream,
5220 opj_event_mgr_t * p_manager)
5223 opj_tcd_t * l_tcd = 00;
5224 OPJ_UINT32 l_nb_tiles;
5225 opj_tcp_t * l_tcp = 00;
5229 assert(p_j2k != 00);
5230 assert(p_manager != 00);
5231 assert(p_stream != 00);
5233 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5234 l_tcp = p_j2k->m_cp.tcps;
5236 l_tcd = opj_tcd_create(OPJ_TRUE);
5238 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5242 for (i = 0; i < l_nb_tiles; ++i) {
5243 if (l_tcp->m_data) {
5244 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5245 opj_tcd_destroy(l_tcd);
5246 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5250 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5255 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5260 opj_j2k_tcp_destroy(l_tcp);
5264 opj_tcd_destroy(l_tcd);
5269 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5270 struct opj_stream_private *p_stream,
5271 struct opj_event_mgr * p_manager)
5274 assert(p_j2k != 00);
5275 assert(p_manager != 00);
5276 assert(p_stream != 00);
5278 OPJ_UNUSED(p_manager);
5280 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5285 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5286 struct opj_stream_private *p_stream,
5287 struct opj_event_mgr * p_manager)
5290 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5291 opj_mct_data_t * l_mct_record;
5295 assert(p_j2k != 00);
5296 assert(p_stream != 00);
5297 assert(p_manager != 00);
5299 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5303 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5304 l_mct_record = l_tcp->m_mct_records;
5306 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5308 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5315 l_mcc_record = l_tcp->m_mcc_records;
5317 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5319 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5326 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5333 static OPJ_BOOL opj_j2k_write_all_coc(
5335 struct opj_stream_private *p_stream,
5336 struct opj_event_mgr * p_manager)
5341 assert(p_j2k != 00);
5342 assert(p_manager != 00);
5343 assert(p_stream != 00);
5345 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5346 /* cod is first component of first tile */
5347 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5348 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5357 static OPJ_BOOL opj_j2k_write_all_qcc(
5359 struct opj_stream_private *p_stream,
5360 struct opj_event_mgr * p_manager)
5365 assert(p_j2k != 00);
5366 assert(p_manager != 00);
5367 assert(p_stream != 00);
5369 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5370 /* qcd is first component of first tile */
5371 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5372 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5380 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5381 struct opj_stream_private *p_stream,
5382 struct opj_event_mgr * p_manager)
5385 const opj_tccp_t *l_tccp = 00;
5388 assert(p_j2k != 00);
5389 assert(p_manager != 00);
5390 assert(p_stream != 00);
5392 l_tccp = p_j2k->m_cp.tcps->tccps;
5394 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5395 if (l_tccp->roishift) {
5397 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5398 p_stream, p_manager)) {
5409 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5410 struct opj_stream_private *p_stream,
5411 struct opj_event_mgr * p_manager)
5413 opj_codestream_index_t * l_cstr_index = 00;
5416 assert(p_j2k != 00);
5417 assert(p_manager != 00);
5418 assert(p_stream != 00);
5420 OPJ_UNUSED(p_manager);
5422 l_cstr_index = p_j2k->cstr_index;
5424 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5426 /* The following adjustment is done to adjust the codestream size */
5427 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5428 /* the first bunch of bytes is not in the codestream */
5429 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5434 /* preparation of JPWL marker segments */
5438 /* encode according to JPWL */
5439 jpwl_encode(p_j2k, p_stream, image);
5443 assert(0 && "TODO");
5444 #endif /* USE_JPWL */
5449 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5450 opj_stream_private_t *p_stream,
5451 OPJ_UINT32 *output_marker,
5452 opj_event_mgr_t * p_manager
5455 OPJ_UINT32 l_unknown_marker;
5456 const opj_dec_memory_marker_handler_t * l_marker_handler;
5457 OPJ_UINT32 l_size_unk = 2;
5460 assert(p_j2k != 00);
5461 assert(p_manager != 00);
5462 assert(p_stream != 00);
5464 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5467 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5468 if (opj_stream_read_data(p_stream,
5469 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5470 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5474 /* read 2 bytes as the new marker ID*/
5475 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5476 &l_unknown_marker, 2);
5478 if (!(l_unknown_marker < 0xff00)) {
5480 /* Get the marker handler from the marker ID*/
5481 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5483 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5484 opj_event_msg(p_manager, EVT_ERROR,
5485 "Marker is not compliant with its position\n");
5488 if (l_marker_handler->id != J2K_MS_UNK) {
5489 /* Add the marker to the codestream index*/
5490 if (l_marker_handler->id != J2K_MS_SOT) {
5491 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5492 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5494 if (res == OPJ_FALSE) {
5495 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5499 break; /* next marker is known and well located */
5507 *output_marker = l_marker_handler->id ;
5512 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5513 opj_mct_data_t * p_mct_record,
5514 struct opj_stream_private *p_stream,
5515 struct opj_event_mgr * p_manager)
5517 OPJ_UINT32 l_mct_size;
5518 OPJ_BYTE * l_current_data = 00;
5522 assert(p_j2k != 00);
5523 assert(p_manager != 00);
5524 assert(p_stream != 00);
5526 l_mct_size = 10 + p_mct_record->m_data_size;
5528 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5529 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5530 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5531 if (! new_header_tile_data) {
5532 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5533 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5534 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5535 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5538 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5539 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5542 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5544 opj_write_bytes(l_current_data, J2K_MS_MCT,
5546 l_current_data += 2;
5548 opj_write_bytes(l_current_data, l_mct_size - 2,
5550 l_current_data += 2;
5552 opj_write_bytes(l_current_data, 0,
5554 l_current_data += 2;
5556 /* only one marker atm */
5557 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5558 (p_mct_record->m_element_type << 10);
5560 opj_write_bytes(l_current_data, l_tmp, 2);
5561 l_current_data += 2;
5563 opj_write_bytes(l_current_data, 0,
5565 l_current_data += 2;
5567 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5569 if (opj_stream_write_data(p_stream,
5570 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5571 p_manager) != l_mct_size) {
5579 * Reads a MCT marker (Multiple Component Transform)
5581 * @param p_header_data the data contained in the MCT box.
5582 * @param p_j2k the jpeg2000 codec.
5583 * @param p_header_size the size of the data contained in the MCT marker.
5584 * @param p_manager the user event manager.
5586 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5587 OPJ_BYTE * p_header_data,
5588 OPJ_UINT32 p_header_size,
5589 opj_event_mgr_t * p_manager
5593 opj_tcp_t *l_tcp = 00;
5596 opj_mct_data_t * l_mct_data;
5599 assert(p_header_data != 00);
5600 assert(p_j2k != 00);
5602 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5603 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5604 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5606 if (p_header_size < 2) {
5607 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5612 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5615 opj_event_msg(p_manager, EVT_WARNING,
5616 "Cannot take in charge mct data within multiple MCT records\n");
5620 if (p_header_size <= 6) {
5621 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5625 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5626 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5629 l_indix = l_tmp & 0xff;
5630 l_mct_data = l_tcp->m_mct_records;
5632 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5633 if (l_mct_data->m_index == l_indix) {
5640 if (i == l_tcp->m_nb_mct_records) {
5641 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5642 opj_mct_data_t *new_mct_records;
5643 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5645 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5646 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5647 if (! new_mct_records) {
5648 opj_free(l_tcp->m_mct_records);
5649 l_tcp->m_mct_records = NULL;
5650 l_tcp->m_nb_max_mct_records = 0;
5651 l_tcp->m_nb_mct_records = 0;
5652 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5656 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5657 * to point to the new addresses */
5658 if (new_mct_records != l_tcp->m_mct_records) {
5659 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5660 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5661 &(l_tcp->m_mcc_records[i]);
5662 if (l_mcc_record->m_decorrelation_array) {
5663 l_mcc_record->m_decorrelation_array =
5665 (l_mcc_record->m_decorrelation_array -
5666 l_tcp->m_mct_records);
5668 if (l_mcc_record->m_offset_array) {
5669 l_mcc_record->m_offset_array =
5671 (l_mcc_record->m_offset_array -
5672 l_tcp->m_mct_records);
5677 l_tcp->m_mct_records = new_mct_records;
5678 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5679 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5680 sizeof(opj_mct_data_t));
5683 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5684 ++l_tcp->m_nb_mct_records;
5687 if (l_mct_data->m_data) {
5688 opj_free(l_mct_data->m_data);
5689 l_mct_data->m_data = 00;
5690 l_mct_data->m_data_size = 0;
5693 l_mct_data->m_index = l_indix;
5694 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5695 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5697 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5700 opj_event_msg(p_manager, EVT_WARNING,
5701 "Cannot take in charge multiple MCT markers\n");
5707 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5708 if (! l_mct_data->m_data) {
5709 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5712 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5714 l_mct_data->m_data_size = p_header_size;
5719 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5720 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5721 struct opj_stream_private *p_stream,
5722 struct opj_event_mgr * p_manager)
5725 OPJ_UINT32 l_mcc_size;
5726 OPJ_BYTE * l_current_data = 00;
5727 OPJ_UINT32 l_nb_bytes_for_comp;
5732 assert(p_j2k != 00);
5733 assert(p_manager != 00);
5734 assert(p_stream != 00);
5736 if (p_mcc_record->m_nb_comps > 255) {
5737 l_nb_bytes_for_comp = 2;
5740 l_nb_bytes_for_comp = 1;
5744 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5745 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5746 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5747 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5748 if (! new_header_tile_data) {
5749 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5750 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5751 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5752 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5755 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5756 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5759 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5761 opj_write_bytes(l_current_data, J2K_MS_MCC,
5763 l_current_data += 2;
5765 opj_write_bytes(l_current_data, l_mcc_size - 2,
5767 l_current_data += 2;
5770 opj_write_bytes(l_current_data, 0,
5772 l_current_data += 2;
5774 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5775 1); /* Imcc -> no need for other values, take the first */
5778 /* only one marker atm */
5779 opj_write_bytes(l_current_data, 0,
5781 l_current_data += 2;
5783 opj_write_bytes(l_current_data, 1,
5784 2); /* Qmcc -> number of collections -> 1 */
5785 l_current_data += 2;
5787 opj_write_bytes(l_current_data, 0x1,
5788 1); /* Xmcci type of component transformation -> array based decorrelation */
5791 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5792 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5793 l_current_data += 2;
5795 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5796 opj_write_bytes(l_current_data, i,
5797 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5798 l_current_data += l_nb_bytes_for_comp;
5801 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5802 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5803 l_current_data += 2;
5805 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5806 opj_write_bytes(l_current_data, i,
5807 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5808 l_current_data += l_nb_bytes_for_comp;
5811 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5813 if (p_mcc_record->m_decorrelation_array) {
5814 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5817 if (p_mcc_record->m_offset_array) {
5818 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5821 opj_write_bytes(l_current_data, l_tmcc,
5822 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5823 l_current_data += 3;
5825 if (opj_stream_write_data(p_stream,
5826 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5827 p_manager) != l_mcc_size) {
5834 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5835 OPJ_BYTE * p_header_data,
5836 OPJ_UINT32 p_header_size,
5837 opj_event_mgr_t * p_manager)
5843 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5844 opj_mct_data_t * l_mct_data;
5845 OPJ_UINT32 l_nb_collections;
5846 OPJ_UINT32 l_nb_comps;
5847 OPJ_UINT32 l_nb_bytes_by_comp;
5848 OPJ_BOOL l_new_mcc = OPJ_FALSE;
5851 assert(p_header_data != 00);
5852 assert(p_j2k != 00);
5853 assert(p_manager != 00);
5855 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5856 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5857 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5859 if (p_header_size < 2) {
5860 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5865 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
5868 opj_event_msg(p_manager, EVT_WARNING,
5869 "Cannot take in charge multiple data spanning\n");
5873 if (p_header_size < 7) {
5874 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5878 opj_read_bytes(p_header_data, &l_indix,
5879 1); /* Imcc -> no need for other values, take the first */
5882 l_mcc_record = l_tcp->m_mcc_records;
5884 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5885 if (l_mcc_record->m_index == l_indix) {
5892 if (i == l_tcp->m_nb_mcc_records) {
5893 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5894 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5895 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5897 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5898 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
5899 opj_simple_mcc_decorrelation_data_t));
5900 if (! new_mcc_records) {
5901 opj_free(l_tcp->m_mcc_records);
5902 l_tcp->m_mcc_records = NULL;
5903 l_tcp->m_nb_max_mcc_records = 0;
5904 l_tcp->m_nb_mcc_records = 0;
5905 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5908 l_tcp->m_mcc_records = new_mcc_records;
5909 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5910 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
5911 * sizeof(opj_simple_mcc_decorrelation_data_t));
5913 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5914 l_new_mcc = OPJ_TRUE;
5916 l_mcc_record->m_index = l_indix;
5918 /* only one marker atm */
5919 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
5922 opj_event_msg(p_manager, EVT_WARNING,
5923 "Cannot take in charge multiple data spanning\n");
5927 opj_read_bytes(p_header_data, &l_nb_collections,
5928 2); /* Qmcc -> number of collections -> 1 */
5931 if (l_nb_collections > 1) {
5932 opj_event_msg(p_manager, EVT_WARNING,
5933 "Cannot take in charge multiple collections\n");
5939 for (i = 0; i < l_nb_collections; ++i) {
5940 if (p_header_size < 3) {
5941 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5945 opj_read_bytes(p_header_data, &l_tmp,
5946 1); /* Xmcci type of component transformation -> array based decorrelation */
5950 opj_event_msg(p_manager, EVT_WARNING,
5951 "Cannot take in charge collections other than array decorrelation\n");
5955 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5960 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5961 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5963 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5964 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5968 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5970 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5971 opj_read_bytes(p_header_data, &l_tmp,
5972 l_nb_bytes_by_comp); /* Cmccij Component offset*/
5973 p_header_data += l_nb_bytes_by_comp;
5976 opj_event_msg(p_manager, EVT_WARNING,
5977 "Cannot take in charge collections with indix shuffle\n");
5982 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5985 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5986 l_nb_comps &= 0x7fff;
5988 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5989 opj_event_msg(p_manager, EVT_WARNING,
5990 "Cannot take in charge collections without same number of indixes\n");
5994 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5995 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5999 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
6001 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
6002 opj_read_bytes(p_header_data, &l_tmp,
6003 l_nb_bytes_by_comp); /* Wmccij Component offset*/
6004 p_header_data += l_nb_bytes_by_comp;
6007 opj_event_msg(p_manager, EVT_WARNING,
6008 "Cannot take in charge collections with indix shuffle\n");
6013 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
6016 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
6017 l_mcc_record->m_decorrelation_array = 00;
6018 l_mcc_record->m_offset_array = 00;
6020 l_indix = l_tmp & 0xff;
6022 l_mct_data = l_tcp->m_mct_records;
6023 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6024 if (l_mct_data->m_index == l_indix) {
6025 l_mcc_record->m_decorrelation_array = l_mct_data;
6031 if (l_mcc_record->m_decorrelation_array == 00) {
6032 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6037 l_indix = (l_tmp >> 8) & 0xff;
6039 l_mct_data = l_tcp->m_mct_records;
6040 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6041 if (l_mct_data->m_index == l_indix) {
6042 l_mcc_record->m_offset_array = l_mct_data;
6048 if (l_mcc_record->m_offset_array == 00) {
6049 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6055 if (p_header_size != 0) {
6056 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6061 ++l_tcp->m_nb_mcc_records;
6067 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
6068 struct opj_stream_private *p_stream,
6069 struct opj_event_mgr * p_manager
6072 OPJ_BYTE * l_current_data = 00;
6073 OPJ_UINT32 l_mco_size;
6074 opj_tcp_t * l_tcp = 00;
6075 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6079 assert(p_j2k != 00);
6080 assert(p_manager != 00);
6081 assert(p_stream != 00);
6083 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6085 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6086 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6088 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6089 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6090 if (! new_header_tile_data) {
6091 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6092 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6093 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6094 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6097 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6098 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6100 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6103 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6104 l_current_data += 2;
6106 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6107 l_current_data += 2;
6109 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6110 1); /* Nmco : only one transform stage*/
6113 l_mcc_record = l_tcp->m_mcc_records;
6114 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6115 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6116 1); /* Imco -> use the mcc indicated by 1*/
6121 if (opj_stream_write_data(p_stream,
6122 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6123 p_manager) != l_mco_size) {
6131 * Reads a MCO marker (Multiple Component Transform Ordering)
6133 * @param p_header_data the data contained in the MCO box.
6134 * @param p_j2k the jpeg2000 codec.
6135 * @param p_header_size the size of the data contained in the MCO marker.
6136 * @param p_manager the user event manager.
6138 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6139 OPJ_BYTE * p_header_data,
6140 OPJ_UINT32 p_header_size,
6141 opj_event_mgr_t * p_manager
6144 OPJ_UINT32 l_tmp, i;
6145 OPJ_UINT32 l_nb_stages;
6147 opj_tccp_t * l_tccp;
6148 opj_image_t * l_image;
6151 assert(p_header_data != 00);
6152 assert(p_j2k != 00);
6153 assert(p_manager != 00);
6155 l_image = p_j2k->m_private_image;
6156 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6157 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6158 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6160 if (p_header_size < 1) {
6161 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6165 opj_read_bytes(p_header_data, &l_nb_stages,
6166 1); /* Nmco : only one transform stage*/
6169 if (l_nb_stages > 1) {
6170 opj_event_msg(p_manager, EVT_WARNING,
6171 "Cannot take in charge multiple transformation stages.\n");
6175 if (p_header_size != l_nb_stages + 1) {
6176 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6180 l_tccp = l_tcp->tccps;
6182 for (i = 0; i < l_image->numcomps; ++i) {
6183 l_tccp->m_dc_level_shift = 0;
6187 if (l_tcp->m_mct_decoding_matrix) {
6188 opj_free(l_tcp->m_mct_decoding_matrix);
6189 l_tcp->m_mct_decoding_matrix = 00;
6192 for (i = 0; i < l_nb_stages; ++i) {
6193 opj_read_bytes(p_header_data, &l_tmp, 1);
6196 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6204 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6208 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6209 opj_mct_data_t * l_deco_array, * l_offset_array;
6210 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6211 OPJ_UINT32 l_nb_elem;
6212 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6213 opj_tccp_t * l_tccp;
6216 assert(p_tcp != 00);
6218 l_mcc_record = p_tcp->m_mcc_records;
6220 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6221 if (l_mcc_record->m_index == p_index) {
6226 if (i == p_tcp->m_nb_mcc_records) {
6227 /** element discarded **/
6231 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6232 /** do not support number of comps != image */
6236 l_deco_array = l_mcc_record->m_decorrelation_array;
6239 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6240 * p_image->numcomps;
6241 if (l_deco_array->m_data_size != l_data_size) {
6245 l_nb_elem = p_image->numcomps * p_image->numcomps;
6246 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6247 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6249 if (! p_tcp->m_mct_decoding_matrix) {
6253 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6254 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6257 l_offset_array = l_mcc_record->m_offset_array;
6259 if (l_offset_array) {
6260 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6262 if (l_offset_array->m_data_size != l_data_size) {
6266 l_nb_elem = p_image->numcomps;
6267 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6268 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6270 if (! l_offset_data) {
6274 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6275 l_offset_array->m_data, l_offset_data, l_nb_elem);
6277 l_tccp = p_tcp->tccps;
6278 l_current_offset_data = l_offset_data;
6280 for (i = 0; i < p_image->numcomps; ++i) {
6281 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6285 opj_free(l_offset_data);
6291 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6292 struct opj_stream_private *p_stream,
6293 struct opj_event_mgr * p_manager)
6296 OPJ_UINT32 l_cbd_size;
6297 OPJ_BYTE * l_current_data = 00;
6298 opj_image_t *l_image = 00;
6299 opj_image_comp_t * l_comp = 00;
6302 assert(p_j2k != 00);
6303 assert(p_manager != 00);
6304 assert(p_stream != 00);
6306 l_image = p_j2k->m_private_image;
6307 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6309 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6310 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6311 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6312 if (! new_header_tile_data) {
6313 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6314 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6315 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6316 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6319 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6320 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6323 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6325 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6326 l_current_data += 2;
6328 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6329 l_current_data += 2;
6331 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6332 l_current_data += 2;
6334 l_comp = l_image->comps;
6336 for (i = 0; i < l_image->numcomps; ++i) {
6337 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6338 1); /* Component bit depth */
6344 if (opj_stream_write_data(p_stream,
6345 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6346 p_manager) != l_cbd_size) {
6354 * Reads a CBD marker (Component bit depth definition)
6355 * @param p_header_data the data contained in the CBD box.
6356 * @param p_j2k the jpeg2000 codec.
6357 * @param p_header_size the size of the data contained in the CBD marker.
6358 * @param p_manager the user event manager.
6360 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6361 OPJ_BYTE * p_header_data,
6362 OPJ_UINT32 p_header_size,
6363 opj_event_mgr_t * p_manager
6366 OPJ_UINT32 l_nb_comp, l_num_comp;
6367 OPJ_UINT32 l_comp_def;
6369 opj_image_comp_t * l_comp = 00;
6372 assert(p_header_data != 00);
6373 assert(p_j2k != 00);
6374 assert(p_manager != 00);
6376 l_num_comp = p_j2k->m_private_image->numcomps;
6378 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6379 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6383 opj_read_bytes(p_header_data, &l_nb_comp,
6387 if (l_nb_comp != l_num_comp) {
6388 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6392 l_comp = p_j2k->m_private_image->comps;
6393 for (i = 0; i < l_num_comp; ++i) {
6394 opj_read_bytes(p_header_data, &l_comp_def,
6395 1); /* Component bit depth */
6397 l_comp->sgnd = (l_comp_def >> 7) & 1;
6398 l_comp->prec = (l_comp_def & 0x7f) + 1;
6400 if (l_comp->prec > 31) {
6401 opj_event_msg(p_manager, EVT_ERROR,
6402 "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",
6412 /* ----------------------------------------------------------------------- */
6413 /* J2K / JPT decoder interface */
6414 /* ----------------------------------------------------------------------- */
6416 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6418 if (j2k && parameters) {
6419 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6420 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6422 j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
6424 j2k->m_cp.correct = parameters->jpwl_correct;
6425 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6426 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6427 #endif /* USE_JPWL */
6431 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6433 /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */
6435 if (opj_has_thread_support() && j2k->m_tcd == NULL) {
6436 opj_thread_pool_destroy(j2k->m_tp);
6438 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6439 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6441 if (j2k->m_tp == NULL) {
6442 j2k->m_tp = opj_thread_pool_create(0);
6450 static int opj_j2k_get_default_thread_count()
6452 const char* num_threads_str = getenv("OPJ_NUM_THREADS");
6456 if (num_threads_str == NULL || !opj_has_thread_support()) {
6459 num_cpus = opj_get_num_cpus();
6460 if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
6463 if (num_cpus == 0) {
6466 num_threads = atoi(num_threads_str);
6467 if (num_threads < 0) {
6469 } else if (num_threads > 2 * num_cpus) {
6470 num_threads = 2 * num_cpus;
6475 /* ----------------------------------------------------------------------- */
6476 /* J2K encoder interface */
6477 /* ----------------------------------------------------------------------- */
6479 opj_j2k_t* opj_j2k_create_compress(void)
6481 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6487 l_j2k->m_is_decoder = 0;
6488 l_j2k->m_cp.m_is_decoder = 0;
6490 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6491 OPJ_J2K_DEFAULT_HEADER_SIZE);
6492 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6493 opj_j2k_destroy(l_j2k);
6497 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6498 OPJ_J2K_DEFAULT_HEADER_SIZE;
6500 /* validation list creation*/
6501 l_j2k->m_validation_list = opj_procedure_list_create();
6502 if (! l_j2k->m_validation_list) {
6503 opj_j2k_destroy(l_j2k);
6507 /* execution list creation*/
6508 l_j2k->m_procedure_list = opj_procedure_list_create();
6509 if (! l_j2k->m_procedure_list) {
6510 opj_j2k_destroy(l_j2k);
6514 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6516 l_j2k->m_tp = opj_thread_pool_create(0);
6519 opj_j2k_destroy(l_j2k);
6526 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6532 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6534 POC[0].prg1 = OPJ_CPRL;
6536 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6539 POC[1].resno1 = (OPJ_UINT32)numres;
6541 POC[1].prg1 = OPJ_CPRL;
6545 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6546 opj_image_t *image, opj_event_mgr_t *p_manager)
6548 /* Configure cinema parameters */
6552 parameters->tile_size_on = OPJ_FALSE;
6553 parameters->cp_tdx = 1;
6554 parameters->cp_tdy = 1;
6556 /* One tile part for each component */
6557 parameters->tp_flag = 'C';
6558 parameters->tp_on = 1;
6560 /* Tile and Image shall be at (0,0) */
6561 parameters->cp_tx0 = 0;
6562 parameters->cp_ty0 = 0;
6563 parameters->image_offset_x0 = 0;
6564 parameters->image_offset_y0 = 0;
6566 /* Codeblock size= 32*32 */
6567 parameters->cblockw_init = 32;
6568 parameters->cblockh_init = 32;
6570 /* Codeblock style: no mode switch enabled */
6571 parameters->mode = 0;
6574 parameters->roi_compno = -1;
6576 /* No subsampling */
6577 parameters->subsampling_dx = 1;
6578 parameters->subsampling_dy = 1;
6581 parameters->irreversible = 1;
6583 /* Number of layers */
6584 if (parameters->tcp_numlayers > 1) {
6585 opj_event_msg(p_manager, EVT_WARNING,
6586 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6587 "1 single quality layer"
6588 "-> Number of layers forced to 1 (rather than %d)\n"
6589 "-> Rate of the last layer (%3.1f) will be used",
6590 parameters->tcp_numlayers,
6591 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6592 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6593 parameters->tcp_numlayers = 1;
6596 /* Resolution levels */
6597 switch (parameters->rsiz) {
6598 case OPJ_PROFILE_CINEMA_2K:
6599 if (parameters->numresolution > 6) {
6600 opj_event_msg(p_manager, EVT_WARNING,
6601 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6602 "Number of decomposition levels <= 5\n"
6603 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6604 parameters->numresolution + 1);
6605 parameters->numresolution = 6;
6608 case OPJ_PROFILE_CINEMA_4K:
6609 if (parameters->numresolution < 2) {
6610 opj_event_msg(p_manager, EVT_WARNING,
6611 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6612 "Number of decomposition levels >= 1 && <= 6\n"
6613 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6614 parameters->numresolution + 1);
6615 parameters->numresolution = 1;
6616 } else if (parameters->numresolution > 7) {
6617 opj_event_msg(p_manager, EVT_WARNING,
6618 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6619 "Number of decomposition levels >= 1 && <= 6\n"
6620 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6621 parameters->numresolution + 1);
6622 parameters->numresolution = 7;
6630 parameters->csty |= 0x01;
6631 if (parameters->numresolution == 1) {
6632 parameters->res_spec = 1;
6633 parameters->prcw_init[0] = 128;
6634 parameters->prch_init[0] = 128;
6636 parameters->res_spec = parameters->numresolution - 1;
6637 for (i = 0; i < parameters->res_spec; i++) {
6638 parameters->prcw_init[i] = 256;
6639 parameters->prch_init[i] = 256;
6643 /* The progression order shall be CPRL */
6644 parameters->prog_order = OPJ_CPRL;
6646 /* Progression order changes for 4K, disallowed for 2K */
6647 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6648 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6649 parameters->numresolution);
6651 parameters->numpocs = 0;
6654 /* Limited bit-rate */
6655 parameters->cp_disto_alloc = 1;
6656 if (parameters->max_cs_size <= 0) {
6657 /* No rate has been introduced, 24 fps is assumed */
6658 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6659 opj_event_msg(p_manager, EVT_WARNING,
6660 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6661 "Maximum 1302083 compressed bytes @ 24fps\n"
6662 "As no rate has been given, this limit will be used.\n");
6663 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6664 opj_event_msg(p_manager, EVT_WARNING,
6665 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6666 "Maximum 1302083 compressed bytes @ 24fps\n"
6667 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6668 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6671 if (parameters->max_comp_size <= 0) {
6672 /* No rate has been introduced, 24 fps is assumed */
6673 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6674 opj_event_msg(p_manager, EVT_WARNING,
6675 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6676 "Maximum 1041666 compressed bytes @ 24fps\n"
6677 "As no rate has been given, this limit will be used.\n");
6678 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6679 opj_event_msg(p_manager, EVT_WARNING,
6680 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6681 "Maximum 1041666 compressed bytes @ 24fps\n"
6682 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6683 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6686 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6687 image->comps[0].h * image->comps[0].prec) /
6688 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6689 image->comps[0].dy);
6693 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6694 opj_event_mgr_t *p_manager)
6698 /* Number of components */
6699 if (image->numcomps != 3) {
6700 opj_event_msg(p_manager, EVT_WARNING,
6701 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6703 "-> Number of components of input image (%d) is not compliant\n"
6704 "-> Non-profile-3 codestream will be generated\n",
6710 for (i = 0; i < image->numcomps; i++) {
6711 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6712 char signed_str[] = "signed";
6713 char unsigned_str[] = "unsigned";
6714 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6715 opj_event_msg(p_manager, EVT_WARNING,
6716 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6717 "Precision of each component shall be 12 bits unsigned"
6718 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6719 "-> Non-profile-3 codestream will be generated\n",
6720 i, image->comps[i].bpp, tmp_str);
6727 case OPJ_PROFILE_CINEMA_2K:
6728 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6729 opj_event_msg(p_manager, EVT_WARNING,
6730 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6731 "width <= 2048 and height <= 1080\n"
6732 "-> Input image size %d x %d is not compliant\n"
6733 "-> Non-profile-3 codestream will be generated\n",
6734 image->comps[0].w, image->comps[0].h);
6738 case OPJ_PROFILE_CINEMA_4K:
6739 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6740 opj_event_msg(p_manager, EVT_WARNING,
6741 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6742 "width <= 4096 and height <= 2160\n"
6743 "-> Image size %d x %d is not compliant\n"
6744 "-> Non-profile-4 codestream will be generated\n",
6745 image->comps[0].w, image->comps[0].h);
6756 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
6757 opj_cparameters_t *parameters,
6759 opj_event_mgr_t * p_manager)
6761 OPJ_UINT32 i, j, tileno, numpocs_tile;
6763 OPJ_UINT32 cblkw, cblkh;
6765 if (!p_j2k || !parameters || ! image) {
6769 if ((parameters->numresolution <= 0) ||
6770 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6771 opj_event_msg(p_manager, EVT_ERROR,
6772 "Invalid number of resolutions : %d not in range [1,%d]\n",
6773 parameters->numresolution, OPJ_J2K_MAXRLVLS);
6777 if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
6778 opj_event_msg(p_manager, EVT_ERROR,
6779 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6780 parameters->cblockw_init);
6783 if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
6784 opj_event_msg(p_manager, EVT_ERROR,
6785 "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
6786 parameters->cblockh_init);
6789 if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
6790 opj_event_msg(p_manager, EVT_ERROR,
6791 "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
6794 cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6795 cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6796 if (parameters->cblockw_init != (1 << cblkw)) {
6797 opj_event_msg(p_manager, EVT_ERROR,
6798 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6799 parameters->cblockw_init);
6802 if (parameters->cblockh_init != (1 << cblkh)) {
6803 opj_event_msg(p_manager, EVT_ERROR,
6804 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6805 parameters->cblockh_init);
6809 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6810 cp = &(p_j2k->m_cp);
6812 /* set default values for cp */
6816 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6817 if (parameters->rsiz ==
6818 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6819 OPJ_BOOL deprecated_used = OPJ_FALSE;
6820 switch (parameters->cp_cinema) {
6821 case OPJ_CINEMA2K_24:
6822 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6823 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6824 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6825 deprecated_used = OPJ_TRUE;
6827 case OPJ_CINEMA2K_48:
6828 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6829 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6830 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6831 deprecated_used = OPJ_TRUE;
6833 case OPJ_CINEMA4K_24:
6834 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6835 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6836 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6837 deprecated_used = OPJ_TRUE;
6843 switch (parameters->cp_rsiz) {
6845 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6846 deprecated_used = OPJ_TRUE;
6849 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6850 deprecated_used = OPJ_TRUE;
6853 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6854 deprecated_used = OPJ_TRUE;
6859 if (deprecated_used) {
6860 opj_event_msg(p_manager, EVT_WARNING,
6861 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6862 "Please consider using only the rsiz field\n"
6863 "See openjpeg.h documentation for more details\n");
6867 /* If no explicit layers are provided, use lossless settings */
6868 if (parameters->tcp_numlayers == 0) {
6869 parameters->tcp_numlayers = 1;
6870 parameters->cp_disto_alloc = 1;
6871 parameters->tcp_rates[0] = 0;
6874 if (parameters->cp_disto_alloc) {
6875 /* Emit warnings if tcp_rates are not decreasing */
6876 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6877 OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
6878 OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
6879 if (rate_i_corr <= 1.0) {
6882 if (rate_i_m_1_corr <= 1.0) {
6883 rate_i_m_1_corr = 1.0;
6885 if (rate_i_corr >= rate_i_m_1_corr) {
6886 if (rate_i_corr != parameters->tcp_rates[i] &&
6887 rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
6888 opj_event_msg(p_manager, EVT_WARNING,
6889 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
6890 "than tcp_rates[%d]=%f (corrected as %f)\n",
6891 i, parameters->tcp_rates[i], rate_i_corr,
6892 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
6893 } else if (rate_i_corr != parameters->tcp_rates[i]) {
6894 opj_event_msg(p_manager, EVT_WARNING,
6895 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
6896 "than tcp_rates[%d]=%f\n",
6897 i, parameters->tcp_rates[i], rate_i_corr,
6898 i - 1, parameters->tcp_rates[i - 1]);
6899 } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
6900 opj_event_msg(p_manager, EVT_WARNING,
6901 "tcp_rates[%d]=%f should be strictly lesser "
6902 "than tcp_rates[%d]=%f (corrected as %f)\n",
6903 i, parameters->tcp_rates[i],
6904 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
6906 opj_event_msg(p_manager, EVT_WARNING,
6907 "tcp_rates[%d]=%f should be strictly lesser "
6908 "than tcp_rates[%d]=%f\n",
6909 i, parameters->tcp_rates[i],
6910 i - 1, parameters->tcp_rates[i - 1]);
6914 } else if (parameters->cp_fixed_quality) {
6915 /* Emit warnings if tcp_distoratio are not increasing */
6916 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6917 if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
6918 !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
6919 parameters->tcp_distoratio[i] == 0)) {
6920 opj_event_msg(p_manager, EVT_WARNING,
6921 "tcp_distoratio[%d]=%f should be strictly greater "
6922 "than tcp_distoratio[%d]=%f\n",
6923 i, parameters->tcp_distoratio[i], i - 1,
6924 parameters->tcp_distoratio[i - 1]);
6929 /* see if max_codestream_size does limit input rate */
6930 if (parameters->max_cs_size <= 0) {
6931 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
6932 OPJ_FLOAT32 temp_size;
6933 temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
6934 image->comps[0].h * image->comps[0].prec) /
6935 ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
6936 image->comps[0].dx * image->comps[0].dy));
6937 if (temp_size > INT_MAX) {
6938 parameters->max_cs_size = INT_MAX;
6940 parameters->max_cs_size = (int) floor(temp_size);
6943 parameters->max_cs_size = 0;
6946 OPJ_FLOAT32 temp_rate;
6947 OPJ_BOOL cap = OPJ_FALSE;
6948 temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
6949 image->comps[0].h * image->comps[0].prec) /
6950 (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
6951 image->comps[0].dy));
6952 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6953 if (parameters->tcp_rates[i] < temp_rate) {
6954 parameters->tcp_rates[i] = temp_rate;
6959 opj_event_msg(p_manager, EVT_WARNING,
6960 "The desired maximum codestream size has limited\n"
6961 "at least one of the desired quality layers\n");
6965 /* Manage profiles and applications and set RSIZ */
6966 /* set cinema parameters if required */
6967 if (OPJ_IS_CINEMA(parameters->rsiz)) {
6968 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6969 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
6970 opj_event_msg(p_manager, EVT_WARNING,
6971 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6972 parameters->rsiz = OPJ_PROFILE_NONE;
6974 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
6975 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
6976 parameters->rsiz = OPJ_PROFILE_NONE;
6979 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6980 opj_event_msg(p_manager, EVT_WARNING,
6981 "JPEG 2000 Long Term Storage profile not yet supported\n");
6982 parameters->rsiz = OPJ_PROFILE_NONE;
6983 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6984 opj_event_msg(p_manager, EVT_WARNING,
6985 "JPEG 2000 Broadcast profiles not yet supported\n");
6986 parameters->rsiz = OPJ_PROFILE_NONE;
6987 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6988 opj_event_msg(p_manager, EVT_WARNING,
6989 "JPEG 2000 IMF profiles not yet supported\n");
6990 parameters->rsiz = OPJ_PROFILE_NONE;
6991 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6992 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6993 opj_event_msg(p_manager, EVT_WARNING,
6994 "JPEG 2000 Part-2 profile defined\n"
6995 "but no Part-2 extension enabled.\n"
6996 "Profile set to NONE.\n");
6997 parameters->rsiz = OPJ_PROFILE_NONE;
6998 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6999 opj_event_msg(p_manager, EVT_WARNING,
7000 "Unsupported Part-2 extension enabled\n"
7001 "Profile set to NONE.\n");
7002 parameters->rsiz = OPJ_PROFILE_NONE;
7007 copy user encoding parameters
7009 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
7010 parameters->max_comp_size;
7011 cp->rsiz = parameters->rsiz;
7012 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
7013 parameters->cp_disto_alloc & 1u;
7014 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
7015 parameters->cp_fixed_alloc & 1u;
7016 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
7017 parameters->cp_fixed_quality & 1u;
7019 /* mod fixed_quality */
7020 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
7021 size_t array_size = (size_t)parameters->tcp_numlayers *
7022 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
7023 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
7024 if (!cp->m_specific_param.m_enc.m_matrice) {
7025 opj_event_msg(p_manager, EVT_ERROR,
7026 "Not enough memory to allocate copy of user encoding parameters matrix \n");
7029 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
7034 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
7035 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
7038 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
7039 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
7041 /* comment string */
7042 if (parameters->cp_comment) {
7043 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
7045 opj_event_msg(p_manager, EVT_ERROR,
7046 "Not enough memory to allocate copy of comment string\n");
7049 strcpy(cp->comment, parameters->cp_comment);
7051 /* Create default comment for codestream */
7052 const char comment[] = "Created by OpenJPEG version ";
7053 const size_t clen = strlen(comment);
7054 const char *version = opj_version();
7058 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
7060 opj_event_msg(p_manager, EVT_ERROR,
7061 "Not enough memory to allocate comment string\n");
7064 sprintf(cp->comment, "%s%s with JPWL", comment, version);
7066 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
7068 opj_event_msg(p_manager, EVT_ERROR,
7069 "Not enough memory to allocate comment string\n");
7072 sprintf(cp->comment, "%s%s", comment, version);
7078 calculate other encoding parameters
7081 if (parameters->tile_size_on) {
7082 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
7083 (OPJ_INT32)cp->tdx);
7084 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
7085 (OPJ_INT32)cp->tdy);
7087 cp->tdx = image->x1 - cp->tx0;
7088 cp->tdy = image->y1 - cp->ty0;
7091 if (parameters->tp_on) {
7092 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
7093 cp->m_specific_param.m_enc.m_tp_on = 1;
7098 calculate JPWL encoding parameters
7101 if (parameters->jpwl_epc_on) {
7105 cp->epc_on = OPJ_TRUE;
7106 cp->info_on = OPJ_FALSE; /* no informative technique */
7109 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
7110 cp->epb_on = OPJ_TRUE;
7112 cp->hprot_MH = parameters->jpwl_hprot_MH;
7113 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7114 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
7115 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
7117 /* if tile specs are not specified, copy MH specs */
7118 if (cp->hprot_TPH[0] == -1) {
7119 cp->hprot_TPH_tileno[0] = 0;
7120 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
7122 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
7123 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
7124 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
7125 cp->pprot[i] = parameters->jpwl_pprot[i];
7129 /* set ESD writing */
7130 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
7131 cp->esd_on = OPJ_TRUE;
7133 cp->sens_size = parameters->jpwl_sens_size;
7134 cp->sens_addr = parameters->jpwl_sens_addr;
7135 cp->sens_range = parameters->jpwl_sens_range;
7137 cp->sens_MH = parameters->jpwl_sens_MH;
7138 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7139 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
7140 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
7144 /* always set RED writing to false: we are at the encoder */
7145 cp->red_on = OPJ_FALSE;
7148 cp->epc_on = OPJ_FALSE;
7150 #endif /* USE_JPWL */
7152 /* initialize the mutiple tiles */
7153 /* ---------------------------- */
7154 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
7156 opj_event_msg(p_manager, EVT_ERROR,
7157 "Not enough memory to allocate tile coding parameters\n");
7160 if (parameters->numpocs) {
7161 /* initialisation of POC */
7162 opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
7163 (OPJ_UINT32)parameters->numresolution, image->numcomps,
7164 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
7165 /* TODO MSD use the return value*/
7168 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
7169 opj_tcp_t *tcp = &cp->tcps[tileno];
7170 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
7172 for (j = 0; j < tcp->numlayers; j++) {
7173 if (OPJ_IS_CINEMA(cp->rsiz)) {
7174 if (cp->m_specific_param.m_enc.m_fixed_quality) {
7175 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7177 tcp->rates[j] = parameters->tcp_rates[j];
7179 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
7180 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7182 tcp->rates[j] = parameters->tcp_rates[j];
7185 if (!cp->m_specific_param.m_enc.m_fixed_quality &&
7186 tcp->rates[j] <= 1.0) {
7187 tcp->rates[j] = 0.0; /* force lossless */
7191 tcp->csty = (OPJ_UINT32)parameters->csty;
7192 tcp->prg = parameters->prog_order;
7193 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
7198 if (parameters->numpocs) {
7199 /* initialisation of POC */
7201 for (i = 0; i < parameters->numpocs; i++) {
7202 if (tileno + 1 == parameters->POC[i].tile) {
7203 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7205 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7206 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7207 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7208 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7209 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7210 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7211 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7217 tcp->numpocs = numpocs_tile - 1 ;
7222 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7224 opj_event_msg(p_manager, EVT_ERROR,
7225 "Not enough memory to allocate tile component coding parameters\n");
7228 if (parameters->mct_data) {
7230 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7232 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7233 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7237 opj_event_msg(p_manager, EVT_ERROR,
7238 "Not enough memory to allocate temp buffer\n");
7243 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7244 if (! tcp->m_mct_coding_matrix) {
7247 opj_event_msg(p_manager, EVT_ERROR,
7248 "Not enough memory to allocate encoder MCT coding matrix \n");
7251 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7252 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7254 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7255 if (! tcp->m_mct_decoding_matrix) {
7258 opj_event_msg(p_manager, EVT_ERROR,
7259 "Not enough memory to allocate encoder MCT decoding matrix \n");
7262 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
7263 image->numcomps) == OPJ_FALSE) {
7266 opj_event_msg(p_manager, EVT_ERROR,
7267 "Failed to inverse encoder MCT decoding matrix \n");
7271 tcp->mct_norms = (OPJ_FLOAT64*)
7272 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
7273 if (! tcp->mct_norms) {
7276 opj_event_msg(p_manager, EVT_ERROR,
7277 "Not enough memory to allocate encoder MCT norms \n");
7280 opj_calculate_norms(tcp->mct_norms, image->numcomps,
7281 tcp->m_mct_decoding_matrix);
7284 for (i = 0; i < image->numcomps; i++) {
7285 opj_tccp_t *tccp = &tcp->tccps[i];
7286 tccp->m_dc_level_shift = l_dc_shift[i];
7289 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
7290 /* free will be handled by opj_j2k_destroy */
7291 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
7295 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
7296 if ((image->comps[0].dx != image->comps[1].dx) ||
7297 (image->comps[0].dx != image->comps[2].dx) ||
7298 (image->comps[0].dy != image->comps[1].dy) ||
7299 (image->comps[0].dy != image->comps[2].dy)) {
7300 opj_event_msg(p_manager, EVT_WARNING,
7301 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
7305 for (i = 0; i < image->numcomps; i++) {
7306 opj_tccp_t *tccp = &tcp->tccps[i];
7307 opj_image_comp_t * l_comp = &(image->comps[i]);
7309 if (! l_comp->sgnd) {
7310 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
7315 for (i = 0; i < image->numcomps; i++) {
7316 opj_tccp_t *tccp = &tcp->tccps[i];
7318 tccp->csty = parameters->csty &
7319 0x01; /* 0 => one precinct || 1 => custom precinct */
7320 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
7321 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7322 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7323 tccp->cblksty = (OPJ_UINT32)parameters->mode;
7324 tccp->qmfbid = parameters->irreversible ? 0 : 1;
7325 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
7326 J2K_CCP_QNTSTY_NOQNT;
7329 if ((OPJ_INT32)i == parameters->roi_compno) {
7330 tccp->roishift = parameters->roi_shift;
7335 if (parameters->csty & J2K_CCP_CSTY_PRT) {
7336 OPJ_INT32 p = 0, it_res;
7337 assert(tccp->numresolutions > 0);
7338 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
7339 if (p < parameters->res_spec) {
7341 if (parameters->prcw_init[p] < 1) {
7342 tccp->prcw[it_res] = 1;
7344 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
7347 if (parameters->prch_init[p] < 1) {
7348 tccp->prch[it_res] = 1;
7350 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
7354 OPJ_INT32 res_spec = parameters->res_spec;
7355 OPJ_INT32 size_prcw = 0;
7356 OPJ_INT32 size_prch = 0;
7358 assert(res_spec > 0); /* issue 189 */
7359 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
7360 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
7363 if (size_prcw < 1) {
7364 tccp->prcw[it_res] = 1;
7366 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
7369 if (size_prch < 1) {
7370 tccp->prch[it_res] = 1;
7372 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
7376 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
7379 for (j = 0; j < tccp->numresolutions; j++) {
7385 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
7389 if (parameters->mct_data) {
7390 opj_free(parameters->mct_data);
7391 parameters->mct_data = 00;
7396 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
7397 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
7399 assert(cstr_index != 00);
7401 /* expand the list? */
7402 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
7403 opj_marker_info_t *new_marker;
7404 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
7405 cstr_index->maxmarknum);
7406 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
7407 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
7409 opj_free(cstr_index->marker);
7410 cstr_index->marker = NULL;
7411 cstr_index->maxmarknum = 0;
7412 cstr_index->marknum = 0;
7413 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
7416 cstr_index->marker = new_marker;
7419 /* add the marker */
7420 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
7421 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
7422 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
7423 cstr_index->marknum++;
7427 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
7428 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
7431 assert(cstr_index != 00);
7432 assert(cstr_index->tile_index != 00);
7434 /* expand the list? */
7435 if ((cstr_index->tile_index[tileno].marknum + 1) >
7436 cstr_index->tile_index[tileno].maxmarknum) {
7437 opj_marker_info_t *new_marker;
7438 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
7439 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
7440 new_marker = (opj_marker_info_t *) opj_realloc(
7441 cstr_index->tile_index[tileno].marker,
7442 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
7444 opj_free(cstr_index->tile_index[tileno].marker);
7445 cstr_index->tile_index[tileno].marker = NULL;
7446 cstr_index->tile_index[tileno].maxmarknum = 0;
7447 cstr_index->tile_index[tileno].marknum = 0;
7448 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
7451 cstr_index->tile_index[tileno].marker = new_marker;
7454 /* add the marker */
7455 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
7457 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
7459 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
7461 cstr_index->tile_index[tileno].marknum++;
7463 if (type == J2K_MS_SOT) {
7464 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
7466 if (cstr_index->tile_index[tileno].tp_index) {
7467 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
7475 * -----------------------------------------------------------------------
7476 * -----------------------------------------------------------------------
7477 * -----------------------------------------------------------------------
7480 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
7481 opj_stream_private_t *p_stream,
7482 opj_event_mgr_t * p_manager
7491 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
7493 opj_image_t** p_image,
7494 opj_event_mgr_t* p_manager)
7497 assert(p_j2k != 00);
7498 assert(p_stream != 00);
7499 assert(p_manager != 00);
7501 /* create an empty image header */
7502 p_j2k->m_private_image = opj_image_create0();
7503 if (! p_j2k->m_private_image) {
7507 /* customization of the validation */
7508 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
7509 opj_image_destroy(p_j2k->m_private_image);
7510 p_j2k->m_private_image = NULL;
7514 /* validation of the parameters codec */
7515 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
7516 opj_image_destroy(p_j2k->m_private_image);
7517 p_j2k->m_private_image = NULL;
7521 /* customization of the encoding */
7522 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
7523 opj_image_destroy(p_j2k->m_private_image);
7524 p_j2k->m_private_image = NULL;
7529 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
7530 opj_image_destroy(p_j2k->m_private_image);
7531 p_j2k->m_private_image = NULL;
7535 *p_image = opj_image_create0();
7540 /* Copy codestream image information to the output image */
7541 opj_copy_image_header(p_j2k->m_private_image, *p_image);
7543 /*Allocate and initialize some elements of codestrem index*/
7544 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
7551 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
7552 opj_event_mgr_t * p_manager)
7555 assert(p_j2k != 00);
7556 assert(p_manager != 00);
7558 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7559 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
7563 /* DEVELOPER CORNER, add your custom procedures */
7564 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7565 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
7572 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
7573 opj_event_mgr_t * p_manager)
7576 assert(p_j2k != 00);
7577 assert(p_manager != 00);
7579 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7580 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
7583 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7584 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
7588 /* DEVELOPER CORNER, add your custom validation procedure */
7592 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
7593 opj_stream_private_t *p_stream,
7594 opj_event_mgr_t * p_manager)
7596 OPJ_BOOL l_is_valid = OPJ_TRUE;
7600 assert(p_j2k != 00);
7601 assert(p_stream != 00);
7602 assert(p_manager != 00);
7604 OPJ_UNUSED(p_stream);
7605 OPJ_UNUSED(p_manager);
7607 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
7608 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7609 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
7611 for (i = 0; i < l_nb_tiles; ++i) {
7612 if (l_tcp->mct == 2) {
7613 opj_tccp_t * l_tccp = l_tcp->tccps;
7614 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
7616 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
7617 l_is_valid &= !(l_tccp->qmfbid & 1);
7628 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
7631 OPJ_UINT32 l_indix = 1;
7632 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
7633 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
7634 OPJ_UINT32 l_mct_size, l_nb_elem;
7635 OPJ_FLOAT32 * l_data, * l_current_data;
7636 opj_tccp_t * l_tccp;
7639 assert(p_tcp != 00);
7641 if (p_tcp->mct != 2) {
7645 if (p_tcp->m_mct_decoding_matrix) {
7646 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7647 opj_mct_data_t *new_mct_records;
7648 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7650 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7651 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7652 if (! new_mct_records) {
7653 opj_free(p_tcp->m_mct_records);
7654 p_tcp->m_mct_records = NULL;
7655 p_tcp->m_nb_max_mct_records = 0;
7656 p_tcp->m_nb_mct_records = 0;
7657 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7660 p_tcp->m_mct_records = new_mct_records;
7661 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7663 memset(l_mct_deco_data, 0,
7664 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7667 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7669 if (l_mct_deco_data->m_data) {
7670 opj_free(l_mct_deco_data->m_data);
7671 l_mct_deco_data->m_data = 00;
7674 l_mct_deco_data->m_index = l_indix++;
7675 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
7676 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
7677 l_nb_elem = p_image->numcomps * p_image->numcomps;
7678 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
7679 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7681 if (! l_mct_deco_data->m_data) {
7685 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
7686 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
7688 l_mct_deco_data->m_data_size = l_mct_size;
7689 ++p_tcp->m_nb_mct_records;
7692 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7693 opj_mct_data_t *new_mct_records;
7694 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7695 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7696 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7697 if (! new_mct_records) {
7698 opj_free(p_tcp->m_mct_records);
7699 p_tcp->m_mct_records = NULL;
7700 p_tcp->m_nb_max_mct_records = 0;
7701 p_tcp->m_nb_mct_records = 0;
7702 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7705 p_tcp->m_mct_records = new_mct_records;
7706 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7708 memset(l_mct_offset_data, 0,
7709 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7712 if (l_mct_deco_data) {
7713 l_mct_deco_data = l_mct_offset_data - 1;
7717 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7719 if (l_mct_offset_data->m_data) {
7720 opj_free(l_mct_offset_data->m_data);
7721 l_mct_offset_data->m_data = 00;
7724 l_mct_offset_data->m_index = l_indix++;
7725 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7726 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7727 l_nb_elem = p_image->numcomps;
7728 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7729 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7731 if (! l_mct_offset_data->m_data) {
7735 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7737 opj_free(l_mct_offset_data->m_data);
7738 l_mct_offset_data->m_data = 00;
7742 l_tccp = p_tcp->tccps;
7743 l_current_data = l_data;
7745 for (i = 0; i < l_nb_elem; ++i) {
7746 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
7750 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
7751 l_mct_offset_data->m_data, l_nb_elem);
7755 l_mct_offset_data->m_data_size = l_mct_size;
7757 ++p_tcp->m_nb_mct_records;
7759 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7760 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7761 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7762 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7763 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
7764 opj_simple_mcc_decorrelation_data_t));
7765 if (! new_mcc_records) {
7766 opj_free(p_tcp->m_mcc_records);
7767 p_tcp->m_mcc_records = NULL;
7768 p_tcp->m_nb_max_mcc_records = 0;
7769 p_tcp->m_nb_mcc_records = 0;
7770 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7773 p_tcp->m_mcc_records = new_mcc_records;
7774 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7775 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
7776 sizeof(opj_simple_mcc_decorrelation_data_t));
7780 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7781 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7782 l_mcc_data->m_is_irreversible = 1;
7783 l_mcc_data->m_nb_comps = p_image->numcomps;
7784 l_mcc_data->m_index = l_indix++;
7785 l_mcc_data->m_offset_array = l_mct_offset_data;
7786 ++p_tcp->m_nb_mcc_records;
7791 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
7792 opj_stream_private_t *p_stream,
7793 opj_event_mgr_t * p_manager)
7795 /* add here initialization of cp
7796 copy paste of setup_decoder */
7803 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
7804 opj_stream_private_t *p_stream,
7805 opj_event_mgr_t * p_manager)
7807 /* add here initialization of cp
7808 copy paste of setup_encoder */
7815 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
7816 opj_stream_private_t *p_stream,
7817 opj_event_mgr_t * p_manager)
7819 OPJ_BOOL l_is_valid = OPJ_TRUE;
7822 assert(p_j2k != 00);
7823 assert(p_stream != 00);
7824 assert(p_manager != 00);
7826 OPJ_UNUSED(p_stream);
7828 /* STATE checking */
7829 /* make sure the state is at 0 */
7830 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7832 /* POINTER validation */
7833 /* make sure a p_j2k codec is present */
7834 l_is_valid &= (p_j2k->m_procedure_list != 00);
7835 /* make sure a validation list is present */
7836 l_is_valid &= (p_j2k->m_validation_list != 00);
7838 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7839 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7840 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7841 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
7842 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7843 opj_event_msg(p_manager, EVT_ERROR,
7844 "Number of resolutions is too high in comparison to the size of tiles\n");
7848 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
7849 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7850 opj_event_msg(p_manager, EVT_ERROR,
7851 "Number of resolutions is too high in comparison to the size of tiles\n");
7855 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
7856 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7857 opj_event_msg(p_manager, EVT_ERROR,
7858 "Number of resolutions is too high in comparison to the size of tiles\n");
7862 /* PARAMETER VALIDATION */
7866 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
7867 opj_stream_private_t *p_stream,
7868 opj_event_mgr_t * p_manager
7871 OPJ_BOOL l_is_valid = OPJ_TRUE;
7874 assert(p_j2k != 00);
7875 assert(p_stream != 00);
7876 assert(p_manager != 00);
7878 OPJ_UNUSED(p_stream);
7879 OPJ_UNUSED(p_manager);
7881 /* STATE checking */
7882 /* make sure the state is at 0 */
7884 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7886 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7888 /* POINTER validation */
7889 /* make sure a p_j2k codec is present */
7890 /* make sure a procedure list is present */
7891 l_is_valid &= (p_j2k->m_procedure_list != 00);
7892 /* make sure a validation list is present */
7893 l_is_valid &= (p_j2k->m_validation_list != 00);
7895 /* PARAMETER VALIDATION */
7899 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
7900 opj_stream_private_t *p_stream,
7901 opj_event_mgr_t * p_manager)
7903 OPJ_UINT32 l_current_marker;
7904 OPJ_UINT32 l_marker_size;
7905 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7906 OPJ_BOOL l_has_siz = 0;
7907 OPJ_BOOL l_has_cod = 0;
7908 OPJ_BOOL l_has_qcd = 0;
7911 assert(p_stream != 00);
7912 assert(p_j2k != 00);
7913 assert(p_manager != 00);
7915 /* We enter in the main header */
7916 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7918 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7919 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
7920 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7924 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7925 if (opj_stream_read_data(p_stream,
7926 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7927 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7931 /* Read 2 bytes as the new marker ID */
7932 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7933 &l_current_marker, 2);
7935 /* Try to read until the SOT is detected */
7936 while (l_current_marker != J2K_MS_SOT) {
7938 /* Check if the current marker ID is valid */
7939 if (l_current_marker < 0xff00) {
7940 opj_event_msg(p_manager, EVT_ERROR,
7941 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7945 /* Get the marker handler from the marker ID */
7946 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7948 /* Manage case where marker is unknown */
7949 if (l_marker_handler->id == J2K_MS_UNK) {
7950 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
7951 opj_event_msg(p_manager, EVT_ERROR,
7952 "Unknow marker have been detected and generated error.\n");
7956 if (l_current_marker == J2K_MS_SOT) {
7957 break; /* SOT marker is detected main header is completely read */
7958 } else { /* Get the marker handler from the marker ID */
7959 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7963 if (l_marker_handler->id == J2K_MS_SIZ) {
7964 /* Mark required SIZ marker as found */
7967 if (l_marker_handler->id == J2K_MS_COD) {
7968 /* Mark required COD marker as found */
7971 if (l_marker_handler->id == J2K_MS_QCD) {
7972 /* Mark required QCD marker as found */
7976 /* Check if the marker is known and if it is the right place to find it */
7977 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
7978 opj_event_msg(p_manager, EVT_ERROR,
7979 "Marker is not compliant with its position\n");
7983 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7984 if (opj_stream_read_data(p_stream,
7985 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7986 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7990 /* read 2 bytes as the marker size */
7991 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
7993 if (l_marker_size < 2) {
7994 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
7997 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7999 /* Check if the marker size is compatible with the header data size */
8000 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8001 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
8002 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8003 if (! new_header_data) {
8004 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8005 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8006 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8007 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8010 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8011 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8014 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8015 if (opj_stream_read_data(p_stream,
8016 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8017 p_manager) != l_marker_size) {
8018 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8022 /* Read the marker segment with the correct marker handler */
8023 if (!(*(l_marker_handler->handler))(p_j2k,
8024 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8025 opj_event_msg(p_manager, EVT_ERROR,
8026 "Marker handler function failed to read the marker segment\n");
8030 /* Add the marker to the codestream index*/
8031 if (OPJ_FALSE == opj_j2k_add_mhmarker(
8033 l_marker_handler->id,
8034 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8035 l_marker_size + 4)) {
8036 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
8040 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8041 if (opj_stream_read_data(p_stream,
8042 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8043 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8047 /* read 2 bytes as the new marker ID */
8048 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8049 &l_current_marker, 2);
8052 if (l_has_siz == 0) {
8053 opj_event_msg(p_manager, EVT_ERROR,
8054 "required SIZ marker not found in main header\n");
8057 if (l_has_cod == 0) {
8058 opj_event_msg(p_manager, EVT_ERROR,
8059 "required COD marker not found in main header\n");
8062 if (l_has_qcd == 0) {
8063 opj_event_msg(p_manager, EVT_ERROR,
8064 "required QCD marker not found in main header\n");
8068 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
8069 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
8073 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
8075 /* Position of the last element if the main header */
8076 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
8078 /* Next step: read a tile-part header */
8079 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8084 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
8085 opj_procedure_list_t * p_procedure_list,
8086 opj_stream_private_t *p_stream,
8087 opj_event_mgr_t * p_manager)
8089 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
8090 opj_event_mgr_t *) = 00;
8091 OPJ_BOOL l_result = OPJ_TRUE;
8092 OPJ_UINT32 l_nb_proc, i;
8095 assert(p_procedure_list != 00);
8096 assert(p_j2k != 00);
8097 assert(p_stream != 00);
8098 assert(p_manager != 00);
8100 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
8101 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
8102 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
8104 for (i = 0; i < l_nb_proc; ++i) {
8105 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
8109 /* and clear the procedure list at the end.*/
8110 opj_procedure_list_clear(p_procedure_list);
8115 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
8116 opj_stream_private_t *p_stream,
8117 opj_event_mgr_t * p_manager
8120 opj_tcp_t * l_tcp = 00;
8121 opj_tcp_t * l_default_tcp = 00;
8122 OPJ_UINT32 l_nb_tiles;
8124 opj_tccp_t *l_current_tccp = 00;
8125 OPJ_UINT32 l_tccp_size;
8126 OPJ_UINT32 l_mct_size;
8127 opj_image_t * l_image;
8128 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
8129 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
8130 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
8131 OPJ_UINT32 l_offset;
8134 assert(p_j2k != 00);
8135 assert(p_stream != 00);
8136 assert(p_manager != 00);
8138 OPJ_UNUSED(p_stream);
8140 l_image = p_j2k->m_private_image;
8141 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8142 l_tcp = p_j2k->m_cp.tcps;
8143 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
8144 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8145 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
8149 for (i = 0; i < l_nb_tiles; ++i) {
8150 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
8151 l_current_tccp = l_tcp->tccps;
8152 /*Copy default coding parameters into the current tile coding parameters*/
8153 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
8154 /* Initialize some values of the current tile coding parameters*/
8157 l_tcp->ppt_data = 00;
8158 l_tcp->m_current_tile_part_number = -1;
8159 /* Remove memory not owned by this tile in case of early error return. */
8160 l_tcp->m_mct_decoding_matrix = 00;
8161 l_tcp->m_nb_max_mct_records = 0;
8162 l_tcp->m_mct_records = 00;
8163 l_tcp->m_nb_max_mcc_records = 0;
8164 l_tcp->m_mcc_records = 00;
8165 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
8166 l_tcp->tccps = l_current_tccp;
8168 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
8169 if (l_default_tcp->m_mct_decoding_matrix) {
8170 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
8171 if (! l_tcp->m_mct_decoding_matrix) {
8174 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
8178 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
8179 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
8181 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
8182 if (! l_tcp->m_mct_records) {
8185 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
8187 /* Copy the mct record data from dflt_tile_cp to the current tile*/
8188 l_src_mct_rec = l_default_tcp->m_mct_records;
8189 l_dest_mct_rec = l_tcp->m_mct_records;
8191 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
8193 if (l_src_mct_rec->m_data) {
8195 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
8196 if (! l_dest_mct_rec->m_data) {
8199 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8200 l_src_mct_rec->m_data_size);
8205 /* Update with each pass to free exactly what has been allocated on early return. */
8206 l_tcp->m_nb_max_mct_records += 1;
8209 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8210 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8211 opj_simple_mcc_decorrelation_data_t);
8212 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8213 l_mcc_records_size);
8214 if (! l_tcp->m_mcc_records) {
8217 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8218 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8220 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8221 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8222 l_dest_mcc_rec = l_tcp->m_mcc_records;
8224 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8226 if (l_src_mcc_rec->m_decorrelation_array) {
8227 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8228 l_default_tcp->m_mct_records);
8229 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8232 if (l_src_mcc_rec->m_offset_array) {
8233 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8234 l_default_tcp->m_mct_records);
8235 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8242 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8243 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8245 /* Move to next tile cp*/
8249 /* Create the current tile decoder*/
8250 p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
8251 if (! p_j2k->m_tcd) {
8255 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
8256 opj_tcd_destroy(p_j2k->m_tcd);
8258 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8265 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
8268 const opj_dec_memory_marker_handler_t *e;
8269 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
8270 if (e->id == p_id) {
8271 break; /* we find a handler corresponding to the marker ID*/
8277 void opj_j2k_destroy(opj_j2k_t *p_j2k)
8283 if (p_j2k->m_is_decoder) {
8285 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
8286 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8287 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8288 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
8291 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
8292 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8293 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
8294 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8297 opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
8298 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
8299 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
8303 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
8304 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
8305 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
8308 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
8309 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
8310 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
8311 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
8314 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
8315 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
8316 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
8317 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
8321 opj_tcd_destroy(p_j2k->m_tcd);
8323 opj_j2k_cp_destroy(&(p_j2k->m_cp));
8324 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
8326 opj_procedure_list_destroy(p_j2k->m_procedure_list);
8327 p_j2k->m_procedure_list = 00;
8329 opj_procedure_list_destroy(p_j2k->m_validation_list);
8330 p_j2k->m_procedure_list = 00;
8332 j2k_destroy_cstr_index(p_j2k->cstr_index);
8333 p_j2k->cstr_index = NULL;
8335 opj_image_destroy(p_j2k->m_private_image);
8336 p_j2k->m_private_image = NULL;
8338 opj_image_destroy(p_j2k->m_output_image);
8339 p_j2k->m_output_image = NULL;
8341 opj_thread_pool_destroy(p_j2k->m_tp);
8347 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
8351 if (p_cstr_ind->marker) {
8352 opj_free(p_cstr_ind->marker);
8353 p_cstr_ind->marker = NULL;
8356 if (p_cstr_ind->tile_index) {
8357 OPJ_UINT32 it_tile = 0;
8359 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
8361 if (p_cstr_ind->tile_index[it_tile].packet_index) {
8362 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
8363 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
8366 if (p_cstr_ind->tile_index[it_tile].tp_index) {
8367 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
8368 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
8371 if (p_cstr_ind->tile_index[it_tile].marker) {
8372 opj_free(p_cstr_ind->tile_index[it_tile].marker);
8373 p_cstr_ind->tile_index[it_tile].marker = NULL;
8378 opj_free(p_cstr_ind->tile_index);
8379 p_cstr_ind->tile_index = NULL;
8382 opj_free(p_cstr_ind);
8386 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
8392 if (p_tcp->ppt_markers != 00) {
8394 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
8395 if (p_tcp->ppt_markers[i].m_data != NULL) {
8396 opj_free(p_tcp->ppt_markers[i].m_data);
8399 p_tcp->ppt_markers_count = 0U;
8400 opj_free(p_tcp->ppt_markers);
8401 p_tcp->ppt_markers = NULL;
8404 if (p_tcp->ppt_buffer != 00) {
8405 opj_free(p_tcp->ppt_buffer);
8406 p_tcp->ppt_buffer = 00;
8409 if (p_tcp->tccps != 00) {
8410 opj_free(p_tcp->tccps);
8414 if (p_tcp->m_mct_coding_matrix != 00) {
8415 opj_free(p_tcp->m_mct_coding_matrix);
8416 p_tcp->m_mct_coding_matrix = 00;
8419 if (p_tcp->m_mct_decoding_matrix != 00) {
8420 opj_free(p_tcp->m_mct_decoding_matrix);
8421 p_tcp->m_mct_decoding_matrix = 00;
8424 if (p_tcp->m_mcc_records) {
8425 opj_free(p_tcp->m_mcc_records);
8426 p_tcp->m_mcc_records = 00;
8427 p_tcp->m_nb_max_mcc_records = 0;
8428 p_tcp->m_nb_mcc_records = 0;
8431 if (p_tcp->m_mct_records) {
8432 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
8435 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
8436 if (l_mct_data->m_data) {
8437 opj_free(l_mct_data->m_data);
8438 l_mct_data->m_data = 00;
8444 opj_free(p_tcp->m_mct_records);
8445 p_tcp->m_mct_records = 00;
8448 if (p_tcp->mct_norms != 00) {
8449 opj_free(p_tcp->mct_norms);
8450 p_tcp->mct_norms = 00;
8453 opj_j2k_tcp_data_destroy(p_tcp);
8457 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
8459 if (p_tcp->m_data) {
8460 opj_free(p_tcp->m_data);
8461 p_tcp->m_data = NULL;
8462 p_tcp->m_data_size = 0;
8466 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
8468 OPJ_UINT32 l_nb_tiles;
8469 opj_tcp_t * l_current_tile = 00;
8474 if (p_cp->tcps != 00) {
8476 l_current_tile = p_cp->tcps;
8477 l_nb_tiles = p_cp->th * p_cp->tw;
8479 for (i = 0U; i < l_nb_tiles; ++i) {
8480 opj_j2k_tcp_destroy(l_current_tile);
8483 opj_free(p_cp->tcps);
8486 if (p_cp->ppm_markers != 00) {
8488 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
8489 if (p_cp->ppm_markers[i].m_data != NULL) {
8490 opj_free(p_cp->ppm_markers[i].m_data);
8493 p_cp->ppm_markers_count = 0U;
8494 opj_free(p_cp->ppm_markers);
8495 p_cp->ppm_markers = NULL;
8497 opj_free(p_cp->ppm_buffer);
8498 p_cp->ppm_buffer = 00;
8500 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
8501 opj_free(p_cp->comment);
8503 if (! p_cp->m_is_decoder) {
8504 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
8505 p_cp->m_specific_param.m_enc.m_matrice = 00;
8509 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
8510 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
8511 opj_event_mgr_t * p_manager)
8513 OPJ_BYTE l_header_data[10];
8514 OPJ_OFF_T l_stream_pos_backup;
8515 OPJ_UINT32 l_current_marker;
8516 OPJ_UINT32 l_marker_size;
8517 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
8519 /* initialize to no correction needed */
8520 *p_correction_needed = OPJ_FALSE;
8522 if (!opj_stream_has_seek(p_stream)) {
8523 /* We can't do much in this case, seek is needed */
8527 l_stream_pos_backup = opj_stream_tell(p_stream);
8528 if (l_stream_pos_backup == -1) {
8529 /* let's do nothing */
8534 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8535 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8536 /* assume all is OK */
8537 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8543 /* Read 2 bytes from buffer as the new marker ID */
8544 opj_read_bytes(l_header_data, &l_current_marker, 2);
8546 if (l_current_marker != J2K_MS_SOT) {
8547 /* assume all is OK */
8548 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8554 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8555 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8556 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8560 /* Read 2 bytes from the buffer as the marker size */
8561 opj_read_bytes(l_header_data, &l_marker_size, 2);
8563 /* Check marker size for SOT Marker */
8564 if (l_marker_size != 10) {
8565 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8570 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
8571 p_manager) != l_marker_size) {
8572 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8576 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
8577 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
8581 if (l_tile_no == tile_no) {
8582 /* we found what we were looking for */
8586 if (l_tot_len < 14U) {
8587 /* last SOT until EOC or invalid Psot value */
8588 /* assume all is OK */
8589 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8595 /* look for next SOT marker */
8596 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
8597 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
8598 /* assume all is OK */
8599 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8606 /* check for correction */
8607 if (l_current_part == l_num_parts) {
8608 *p_correction_needed = OPJ_TRUE;
8611 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8617 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
8618 OPJ_UINT32 * p_tile_index,
8619 OPJ_UINT32 * p_data_size,
8620 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
8621 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
8622 OPJ_UINT32 * p_nb_comps,
8624 opj_stream_private_t *p_stream,
8625 opj_event_mgr_t * p_manager)
8627 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
8628 OPJ_UINT32 l_marker_size;
8629 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8630 opj_tcp_t * l_tcp = NULL;
8633 assert(p_stream != 00);
8634 assert(p_j2k != 00);
8635 assert(p_manager != 00);
8637 /* Reach the End Of Codestream ?*/
8638 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
8639 l_current_marker = J2K_MS_EOC;
8641 /* We need to encounter a SOT marker (a new tile-part header) */
8642 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
8646 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
8647 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
8648 (l_current_marker != J2K_MS_EOC)) {
8650 /* Try to read until the Start Of Data is detected */
8651 while (l_current_marker != J2K_MS_SOD) {
8653 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8654 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8658 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8659 if (opj_stream_read_data(p_stream,
8660 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8661 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8665 /* Read 2 bytes from the buffer as the marker size */
8666 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8669 /* Check marker size (does not include marker ID but includes marker size) */
8670 if (l_marker_size < 2) {
8671 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8675 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
8676 if (l_current_marker == 0x8080 &&
8677 opj_stream_get_number_byte_left(p_stream) == 0) {
8678 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8682 /* Why this condition? FIXME */
8683 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
8684 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
8686 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8688 /* Get the marker handler from the marker ID */
8689 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8691 /* Check if the marker is known and if it is the right place to find it */
8692 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8693 opj_event_msg(p_manager, EVT_ERROR,
8694 "Marker is not compliant with its position\n");
8697 /* FIXME manage case of unknown marker as in the main header ? */
8699 /* Check if the marker size is compatible with the header data size */
8700 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8701 OPJ_BYTE *new_header_data = NULL;
8702 /* If we are here, this means we consider this marker as known & we will read it */
8703 /* Check enough bytes left in stream before allocation */
8704 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
8705 opj_event_msg(p_manager, EVT_ERROR,
8706 "Marker size inconsistent with stream length\n");
8709 new_header_data = (OPJ_BYTE *) opj_realloc(
8710 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8711 if (! new_header_data) {
8712 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8713 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8714 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8715 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8718 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8719 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8722 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8723 if (opj_stream_read_data(p_stream,
8724 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8725 p_manager) != l_marker_size) {
8726 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8730 if (!l_marker_handler->handler) {
8731 /* See issue #175 */
8732 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
8735 /* Read the marker segment with the correct marker handler */
8736 if (!(*(l_marker_handler->handler))(p_j2k,
8737 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8738 opj_event_msg(p_manager, EVT_ERROR,
8739 "Fail to read the current marker segment (%#x)\n", l_current_marker);
8743 /* Add the marker to the codestream index*/
8744 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
8746 l_marker_handler->id,
8747 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8748 l_marker_size + 4)) {
8749 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
8753 /* Keep the position of the last SOT marker read */
8754 if (l_marker_handler->id == J2K_MS_SOT) {
8755 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
8757 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
8758 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
8762 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
8763 /* Skip the rest of the tile part header*/
8764 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
8765 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
8766 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8769 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
8771 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
8772 if (opj_stream_read_data(p_stream,
8773 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8774 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8777 /* Read 2 bytes from the buffer as the new marker ID */
8778 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8779 &l_current_marker, 2);
8782 if (opj_stream_get_number_byte_left(p_stream) == 0
8783 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8787 /* If we didn't skip data before, we need to read the SOD marker*/
8788 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
8789 /* Try to read the SOD marker and skip data ? FIXME */
8790 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
8793 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
8794 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
8796 OPJ_BOOL l_correction_needed;
8798 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8799 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
8800 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8801 opj_event_msg(p_manager, EVT_ERROR,
8802 "opj_j2k_apply_nb_tile_parts_correction error\n");
8805 if (l_correction_needed) {
8806 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8807 OPJ_UINT32 l_tile_no;
8809 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8810 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8812 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8813 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8814 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
8817 opj_event_msg(p_manager, EVT_WARNING,
8818 "Non conformant codestream TPsot==TNsot.\n");
8821 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8822 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8823 if (opj_stream_read_data(p_stream,
8824 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8825 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8829 /* Read 2 bytes from buffer as the new marker ID */
8830 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8831 &l_current_marker, 2);
8834 /* Indicate we will try to read a new tile-part header*/
8835 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8836 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8837 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8839 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8840 if (opj_stream_read_data(p_stream,
8841 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8842 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8846 /* Read 2 bytes from buffer as the new marker ID */
8847 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8848 &l_current_marker, 2);
8852 /* Current marker is the EOC marker ?*/
8853 if (l_current_marker == J2K_MS_EOC) {
8854 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8855 p_j2k->m_current_tile_number = 0;
8856 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8861 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8862 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8863 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8865 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
8866 ++p_j2k->m_current_tile_number;
8870 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8871 *p_go_on = OPJ_FALSE;
8876 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
8878 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8882 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
8884 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8888 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8889 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8891 *p_tile_index = p_j2k->m_current_tile_number;
8892 *p_go_on = OPJ_TRUE;
8894 /* For internal use in j2k.c, we don't need this */
8895 /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
8896 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
8897 if (*p_data_size == UINT_MAX) {
8901 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8902 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8903 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8904 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8905 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8907 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
8912 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
8913 OPJ_UINT32 p_tile_index,
8915 OPJ_UINT32 p_data_size,
8916 opj_stream_private_t *p_stream,
8917 opj_event_mgr_t * p_manager)
8919 OPJ_UINT32 l_current_marker;
8920 OPJ_BYTE l_data [2];
8922 opj_image_t* l_image_for_bounds;
8925 assert(p_stream != 00);
8926 assert(p_j2k != 00);
8927 assert(p_manager != 00);
8929 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
8930 || (p_tile_index != p_j2k->m_current_tile_number)) {
8934 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8935 if (! l_tcp->m_data) {
8936 opj_j2k_tcp_destroy(l_tcp);
8940 /* When using the opj_read_tile_header / opj_decode_tile_data API */
8941 /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
8942 /* to the full image dimension. This is a bit surprising that */
8943 /* opj_set_decode_area() is only used to determinte intersecting tiles, */
8944 /* but full tile decoding is done */
8945 l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
8946 p_j2k->m_private_image;
8947 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
8948 l_image_for_bounds->x0,
8949 l_image_for_bounds->y0,
8950 l_image_for_bounds->x1,
8951 l_image_for_bounds->y1,
8952 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
8953 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
8957 p_j2k->cstr_index, p_manager)) {
8958 opj_j2k_tcp_destroy(l_tcp);
8959 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
8960 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8964 /* p_data can be set to NULL when the call will take care of using */
8965 /* itself the TCD data. This is typically the case for whole single */
8966 /* tile decoding optimization. */
8967 if (p_data != NULL) {
8968 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
8972 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8973 * we destroy just the data which will be re-read in read_tile_header*/
8974 /*opj_j2k_tcp_destroy(l_tcp);
8975 p_j2k->m_tcd->tcp = 0;*/
8976 opj_j2k_tcp_data_destroy(l_tcp);
8979 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8980 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
8982 if (opj_stream_get_number_byte_left(p_stream) == 0
8983 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8987 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8988 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
8989 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8993 opj_read_bytes(l_data, &l_current_marker, 2);
8995 if (l_current_marker == J2K_MS_EOC) {
8996 p_j2k->m_current_tile_number = 0;
8997 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8998 } else if (l_current_marker != J2K_MS_SOT) {
8999 if (opj_stream_get_number_byte_left(p_stream) == 0) {
9000 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
9001 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
9004 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
9012 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
9013 opj_image_t* p_output_image)
9016 OPJ_UINT32 l_width_src, l_height_src;
9017 OPJ_UINT32 l_width_dest, l_height_dest;
9018 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
9019 OPJ_SIZE_T l_start_offset_src;
9020 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
9021 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
9022 OPJ_SIZE_T l_start_offset_dest;
9024 opj_image_comp_t * l_img_comp_src = 00;
9025 opj_image_comp_t * l_img_comp_dest = 00;
9027 opj_tcd_tilecomp_t * l_tilec = 00;
9028 opj_image_t * l_image_src = 00;
9029 OPJ_INT32 * l_dest_ptr;
9031 l_tilec = p_tcd->tcd_image->tiles->comps;
9032 l_image_src = p_tcd->image;
9033 l_img_comp_src = l_image_src->comps;
9035 l_img_comp_dest = p_output_image->comps;
9037 for (i = 0; i < l_image_src->numcomps;
9038 i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
9039 OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
9040 OPJ_UINT32 src_data_stride;
9041 const OPJ_INT32* p_src_data;
9043 /* Copy info from decoded comp image to output image */
9044 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
9046 if (p_tcd->whole_tile_decoding) {
9047 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9048 l_img_comp_src->resno_decoded;
9053 src_data_stride = (OPJ_UINT32)(
9054 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
9055 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
9056 p_src_data = l_tilec->data;
9058 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9059 l_img_comp_src->resno_decoded;
9060 res_x0 = (OPJ_INT32)l_res->win_x0;
9061 res_y0 = (OPJ_INT32)l_res->win_y0;
9062 res_x1 = (OPJ_INT32)l_res->win_x1;
9063 res_y1 = (OPJ_INT32)l_res->win_y1;
9064 src_data_stride = l_res->win_x1 - l_res->win_x0;
9065 p_src_data = l_tilec->data_win;
9068 if (p_src_data == NULL) {
9069 /* Happens for partial component decoding */
9073 l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
9074 l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
9077 /* Current tile component size*/
9079 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
9080 res_x0, res_x1, res_y0, res_y1);
9084 /* Border of the current output component*/
9085 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
9086 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
9087 l_x1_dest = l_x0_dest +
9088 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
9089 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
9092 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
9093 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
9097 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
9098 * of the input buffer (decoded tile component) which will be move
9099 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
9100 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
9101 * by this input area.
9103 assert(res_x0 >= 0);
9104 assert(res_x1 >= 0);
9105 if (l_x0_dest < (OPJ_UINT32)res_x0) {
9106 l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
9107 l_offset_x0_src = 0;
9109 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9110 l_width_dest = l_width_src;
9111 l_offset_x1_src = 0;
9113 l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
9114 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
9117 l_start_x_dest = 0U;
9118 l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
9120 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9121 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
9122 l_offset_x1_src = 0;
9124 l_width_dest = l_img_comp_dest->w ;
9125 l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
9129 if (l_y0_dest < (OPJ_UINT32)res_y0) {
9130 l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
9131 l_offset_y0_src = 0;
9133 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9134 l_height_dest = l_height_src;
9135 l_offset_y1_src = 0;
9137 l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
9138 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
9141 l_start_y_dest = 0U;
9142 l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
9144 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9145 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
9146 l_offset_y1_src = 0;
9148 l_height_dest = l_img_comp_dest->h ;
9149 l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
9153 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
9154 (l_offset_y1_src < 0)) {
9157 /* testcase 2977.pdf.asan.67.2198 */
9158 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
9163 /* Compute the input buffer offset */
9164 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
9165 * (OPJ_SIZE_T)src_data_stride;
9167 /* Compute the output buffer offset */
9168 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
9169 * (OPJ_SIZE_T)l_img_comp_dest->w;
9171 /* Allocate output component buffer if necessary */
9172 if (l_img_comp_dest->data == NULL &&
9173 l_start_offset_src == 0 && l_start_offset_dest == 0 &&
9174 src_data_stride == l_img_comp_dest->w &&
9175 l_width_dest == l_img_comp_dest->w &&
9176 l_height_dest == l_img_comp_dest->h) {
9177 /* If the final image matches the tile buffer, then borrow it */
9178 /* directly to save a copy */
9179 if (p_tcd->whole_tile_decoding) {
9180 l_img_comp_dest->data = l_tilec->data;
9181 l_tilec->data = NULL;
9183 l_img_comp_dest->data = l_tilec->data_win;
9184 l_tilec->data_win = NULL;
9187 } else if (l_img_comp_dest->data == NULL) {
9188 OPJ_SIZE_T l_width = l_img_comp_dest->w;
9189 OPJ_SIZE_T l_height = l_img_comp_dest->h;
9191 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
9192 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
9193 /* would overflow */
9196 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
9198 if (! l_img_comp_dest->data) {
9202 if (l_img_comp_dest->w != l_width_dest ||
9203 l_img_comp_dest->h != l_height_dest) {
9204 memset(l_img_comp_dest->data, 0,
9205 (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
9209 /* Move the output buffer to the first place where we will write*/
9210 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
9213 const OPJ_INT32 * l_src_ptr = p_src_data;
9214 l_src_ptr += l_start_offset_src;
9216 for (j = 0; j < l_height_dest; ++j) {
9217 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9218 l_dest_ptr += l_img_comp_dest->w;
9219 l_src_ptr += src_data_stride;
9229 static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
9230 opj_event_mgr_t * p_manager)
9233 OPJ_INT32 l_comp_x1, l_comp_y1;
9234 opj_image_comp_t* l_img_comp = NULL;
9236 l_img_comp = p_image->comps;
9237 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9240 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9241 (OPJ_INT32)l_img_comp->dx);
9242 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9243 (OPJ_INT32)l_img_comp->dy);
9244 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9245 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9247 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
9248 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
9250 opj_event_msg(p_manager, EVT_ERROR,
9251 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
9255 l_img_comp->w = (OPJ_UINT32)l_w;
9257 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
9258 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
9260 opj_event_msg(p_manager, EVT_ERROR,
9261 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
9265 l_img_comp->h = (OPJ_UINT32)l_h;
9273 OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
9274 OPJ_UINT32 numcomps,
9275 const OPJ_UINT32* comps_indices,
9276 opj_event_mgr_t * p_manager)
9279 OPJ_BOOL* already_mapped;
9281 if (p_j2k->m_private_image == NULL) {
9282 opj_event_msg(p_manager, EVT_ERROR,
9283 "opj_read_header() should be called before "
9284 "opj_set_decoded_components().\n");
9288 already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
9289 p_j2k->m_private_image->numcomps);
9290 if (already_mapped == NULL) {
9294 for (i = 0; i < numcomps; i++) {
9295 if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
9296 opj_event_msg(p_manager, EVT_ERROR,
9297 "Invalid component index: %u\n",
9299 opj_free(already_mapped);
9302 if (already_mapped[comps_indices[i]]) {
9303 opj_event_msg(p_manager, EVT_ERROR,
9304 "Component index %u used several times\n",
9306 opj_free(already_mapped);
9309 already_mapped[comps_indices[i]] = OPJ_TRUE;
9311 opj_free(already_mapped);
9313 opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
9315 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
9316 (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
9317 if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
9318 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
9321 memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
9323 numcomps * sizeof(OPJ_UINT32));
9325 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
9327 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
9333 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
9334 opj_image_t* p_image,
9335 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
9336 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
9337 opj_event_mgr_t * p_manager)
9339 opj_cp_t * l_cp = &(p_j2k->m_cp);
9340 opj_image_t * l_image = p_j2k->m_private_image;
9344 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
9345 p_j2k->m_cp.tcps[0].m_data != NULL) {
9346 /* In the case of a single-tiled image whose codestream we have already */
9347 /* ingested, go on */
9349 /* Check if we are read the main header */
9350 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9351 opj_event_msg(p_manager, EVT_ERROR,
9352 "Need to decode the main header before begin to decode the remaining codestream.\n");
9356 /* Update the comps[].factor member of the output image with the one */
9358 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9359 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
9362 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
9363 opj_event_msg(p_manager, EVT_INFO,
9364 "No decoded area parameters, set the decoded area to the whole image\n");
9366 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9367 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9368 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9369 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9371 p_image->x0 = l_image->x0;
9372 p_image->y0 = l_image->y0;
9373 p_image->x1 = l_image->x1;
9374 p_image->y1 = l_image->y1;
9376 return opj_j2k_update_image_dimensions(p_image, p_manager);
9380 /* Check if the positions provided by the user are correct */
9383 if (p_start_x < 0) {
9384 opj_event_msg(p_manager, EVT_ERROR,
9385 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
9388 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
9389 opj_event_msg(p_manager, EVT_ERROR,
9390 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
9391 p_start_x, l_image->x1);
9393 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
9394 opj_event_msg(p_manager, EVT_WARNING,
9395 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
9396 p_start_x, l_image->x0);
9397 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9398 p_image->x0 = l_image->x0;
9400 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
9401 l_cp->tx0) / l_cp->tdx;
9402 p_image->x0 = (OPJ_UINT32)p_start_x;
9406 if (p_start_y < 0) {
9407 opj_event_msg(p_manager, EVT_ERROR,
9408 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
9411 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
9412 opj_event_msg(p_manager, EVT_ERROR,
9413 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
9414 p_start_y, l_image->y1);
9416 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
9417 opj_event_msg(p_manager, EVT_WARNING,
9418 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
9419 p_start_y, l_image->y0);
9420 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9421 p_image->y0 = l_image->y0;
9423 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
9424 l_cp->ty0) / l_cp->tdy;
9425 p_image->y0 = (OPJ_UINT32)p_start_y;
9430 opj_event_msg(p_manager, EVT_ERROR,
9431 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
9434 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
9435 opj_event_msg(p_manager, EVT_ERROR,
9436 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
9437 p_end_x, l_image->x0);
9439 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
9440 opj_event_msg(p_manager, EVT_WARNING,
9441 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
9442 p_end_x, l_image->x1);
9443 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9444 p_image->x1 = l_image->x1;
9446 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
9447 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
9448 p_image->x1 = (OPJ_UINT32)p_end_x;
9453 opj_event_msg(p_manager, EVT_ERROR,
9454 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
9457 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
9458 opj_event_msg(p_manager, EVT_ERROR,
9459 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
9460 p_end_y, l_image->y0);
9463 if ((OPJ_UINT32)p_end_y > l_image->y1) {
9464 opj_event_msg(p_manager, EVT_WARNING,
9465 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
9466 p_end_y, l_image->y1);
9467 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9468 p_image->y1 = l_image->y1;
9470 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
9471 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
9472 p_image->y1 = (OPJ_UINT32)p_end_y;
9476 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
9478 ret = opj_j2k_update_image_dimensions(p_image, p_manager);
9481 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
9482 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
9488 opj_j2k_t* opj_j2k_create_decompress(void)
9490 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
9495 l_j2k->m_is_decoder = 1;
9496 l_j2k->m_cp.m_is_decoder = 1;
9497 /* in the absence of JP2 boxes, consider different bit depth / sign */
9498 /* per component is allowed */
9499 l_j2k->m_cp.allow_different_bit_depth_sign = 1;
9501 #ifdef OPJ_DISABLE_TPSOT_FIX
9502 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9505 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
9507 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
9508 opj_j2k_destroy(l_j2k);
9512 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
9513 OPJ_J2K_DEFAULT_HEADER_SIZE);
9514 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
9515 opj_j2k_destroy(l_j2k);
9519 l_j2k->m_specific_param.m_decoder.m_header_data_size =
9520 OPJ_J2K_DEFAULT_HEADER_SIZE;
9522 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
9524 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
9526 /* codestream index creation */
9527 l_j2k->cstr_index = opj_j2k_create_cstr_index();
9528 if (!l_j2k->cstr_index) {
9529 opj_j2k_destroy(l_j2k);
9533 /* validation list creation */
9534 l_j2k->m_validation_list = opj_procedure_list_create();
9535 if (! l_j2k->m_validation_list) {
9536 opj_j2k_destroy(l_j2k);
9540 /* execution list creation */
9541 l_j2k->m_procedure_list = opj_procedure_list_create();
9542 if (! l_j2k->m_procedure_list) {
9543 opj_j2k_destroy(l_j2k);
9547 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
9549 l_j2k->m_tp = opj_thread_pool_create(0);
9552 opj_j2k_destroy(l_j2k);
9559 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
9561 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
9562 opj_calloc(1, sizeof(opj_codestream_index_t));
9567 cstr_index->maxmarknum = 100;
9568 cstr_index->marknum = 0;
9569 cstr_index->marker = (opj_marker_info_t*)
9570 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
9571 if (!cstr_index-> marker) {
9572 opj_free(cstr_index);
9576 cstr_index->tile_index = NULL;
9581 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
9582 OPJ_UINT32 p_tile_no,
9583 OPJ_UINT32 p_comp_no)
9585 opj_cp_t *l_cp = 00;
9586 opj_tcp_t *l_tcp = 00;
9587 opj_tccp_t *l_tccp = 00;
9590 assert(p_j2k != 00);
9592 l_cp = &(p_j2k->m_cp);
9593 l_tcp = &l_cp->tcps[p_tile_no];
9594 l_tccp = &l_tcp->tccps[p_comp_no];
9596 /* preconditions again */
9597 assert(p_tile_no < (l_cp->tw * l_cp->th));
9598 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9600 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9601 return 5 + l_tccp->numresolutions;
9607 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
9608 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9611 opj_cp_t *l_cp = NULL;
9612 opj_tcp_t *l_tcp = NULL;
9613 opj_tccp_t *l_tccp0 = NULL;
9614 opj_tccp_t *l_tccp1 = NULL;
9617 assert(p_j2k != 00);
9619 l_cp = &(p_j2k->m_cp);
9620 l_tcp = &l_cp->tcps[p_tile_no];
9621 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9622 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9624 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
9627 if (l_tccp0->cblkw != l_tccp1->cblkw) {
9630 if (l_tccp0->cblkh != l_tccp1->cblkh) {
9633 if (l_tccp0->cblksty != l_tccp1->cblksty) {
9636 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
9639 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
9643 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
9644 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
9647 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
9654 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
9655 OPJ_UINT32 p_tile_no,
9656 OPJ_UINT32 p_comp_no,
9658 OPJ_UINT32 * p_header_size,
9659 struct opj_event_mgr * p_manager)
9662 opj_cp_t *l_cp = 00;
9663 opj_tcp_t *l_tcp = 00;
9664 opj_tccp_t *l_tccp = 00;
9667 assert(p_j2k != 00);
9668 assert(p_header_size != 00);
9669 assert(p_manager != 00);
9670 assert(p_data != 00);
9672 l_cp = &(p_j2k->m_cp);
9673 l_tcp = &l_cp->tcps[p_tile_no];
9674 l_tccp = &l_tcp->tccps[p_comp_no];
9676 /* preconditions again */
9677 assert(p_tile_no < (l_cp->tw * l_cp->th));
9678 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
9680 if (*p_header_size < 5) {
9681 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9685 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
9688 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
9691 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
9694 opj_write_bytes(p_data, l_tccp->cblksty,
9698 opj_write_bytes(p_data, l_tccp->qmfbid,
9702 *p_header_size = *p_header_size - 5;
9704 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9706 if (*p_header_size < l_tccp->numresolutions) {
9707 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9711 for (i = 0; i < l_tccp->numresolutions; ++i) {
9712 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
9713 1); /* SPcoc (I_i) */
9717 *p_header_size = *p_header_size - l_tccp->numresolutions;
9723 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
9725 OPJ_BYTE * p_header_data,
9726 OPJ_UINT32 * p_header_size,
9727 opj_event_mgr_t * p_manager)
9729 OPJ_UINT32 i, l_tmp;
9730 opj_cp_t *l_cp = NULL;
9731 opj_tcp_t *l_tcp = NULL;
9732 opj_tccp_t *l_tccp = NULL;
9733 OPJ_BYTE * l_current_ptr = NULL;
9736 assert(p_j2k != 00);
9737 assert(p_manager != 00);
9738 assert(p_header_data != 00);
9740 l_cp = &(p_j2k->m_cp);
9741 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
9742 &l_cp->tcps[p_j2k->m_current_tile_number] :
9743 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9745 /* precondition again */
9746 assert(compno < p_j2k->m_private_image->numcomps);
9748 l_tccp = &l_tcp->tccps[compno];
9749 l_current_ptr = p_header_data;
9751 /* make sure room is sufficient */
9752 if (*p_header_size < 5) {
9753 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9757 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
9759 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
9760 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
9761 opj_event_msg(p_manager, EVT_ERROR,
9762 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
9763 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
9768 /* If user wants to remove more resolutions than the codestream contains, return error */
9769 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
9770 opj_event_msg(p_manager, EVT_ERROR,
9771 "Error decoding component %d.\nThe number of resolutions "
9772 "to remove (%d) is greater or equal than the number "
9773 "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
9774 compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
9775 p_j2k->m_specific_param.m_decoder.m_state |=
9776 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
9780 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
9784 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
9788 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
9789 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
9790 opj_event_msg(p_manager, EVT_ERROR,
9791 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
9796 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
9798 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
9799 opj_event_msg(p_manager, EVT_ERROR,
9800 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
9804 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
9807 *p_header_size = *p_header_size - 5;
9809 /* use custom precinct size ? */
9810 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9811 if (*p_header_size < l_tccp->numresolutions) {
9812 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9816 for (i = 0; i < l_tccp->numresolutions; ++i) {
9817 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
9819 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
9820 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
9821 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
9824 l_tccp->prcw[i] = l_tmp & 0xf;
9825 l_tccp->prch[i] = l_tmp >> 4;
9828 *p_header_size = *p_header_size - l_tccp->numresolutions;
9830 /* set default size for the precinct width and height */
9831 for (i = 0; i < l_tccp->numresolutions; ++i) {
9832 l_tccp->prcw[i] = 15;
9833 l_tccp->prch[i] = 15;
9837 #ifdef WIP_REMOVE_MSD
9839 if (p_j2k->cstr_info && compno == 0) {
9840 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
9842 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
9844 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
9846 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
9847 = l_tccp->numresolutions;
9848 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
9850 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
9853 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
9855 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
9864 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
9868 opj_cp_t *l_cp = NULL;
9869 opj_tcp_t *l_tcp = NULL;
9870 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
9871 OPJ_UINT32 l_prc_size;
9874 assert(p_j2k != 00);
9876 l_cp = &(p_j2k->m_cp);
9877 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9879 &l_cp->tcps[p_j2k->m_current_tile_number] :
9880 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9882 l_ref_tccp = &l_tcp->tccps[0];
9883 l_copied_tccp = l_ref_tccp + 1;
9884 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
9886 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9887 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
9888 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
9889 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
9890 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
9891 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
9892 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
9893 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
9898 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
9899 OPJ_UINT32 p_tile_no,
9900 OPJ_UINT32 p_comp_no)
9902 OPJ_UINT32 l_num_bands;
9904 opj_cp_t *l_cp = 00;
9905 opj_tcp_t *l_tcp = 00;
9906 opj_tccp_t *l_tccp = 00;
9909 assert(p_j2k != 00);
9911 l_cp = &(p_j2k->m_cp);
9912 l_tcp = &l_cp->tcps[p_tile_no];
9913 l_tccp = &l_tcp->tccps[p_comp_no];
9915 /* preconditions again */
9916 assert(p_tile_no < l_cp->tw * l_cp->th);
9917 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9919 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9920 (l_tccp->numresolutions * 3 - 2);
9922 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9923 return 1 + l_num_bands;
9925 return 1 + 2 * l_num_bands;
9929 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
9930 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9932 opj_cp_t *l_cp = NULL;
9933 opj_tcp_t *l_tcp = NULL;
9934 opj_tccp_t *l_tccp0 = NULL;
9935 opj_tccp_t *l_tccp1 = NULL;
9936 OPJ_UINT32 l_band_no, l_num_bands;
9939 assert(p_j2k != 00);
9941 l_cp = &(p_j2k->m_cp);
9942 l_tcp = &l_cp->tcps[p_tile_no];
9943 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9944 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9946 if (l_tccp0->qntsty != l_tccp1->qntsty) {
9949 if (l_tccp0->numgbits != l_tccp1->numgbits) {
9952 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9955 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9956 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9961 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9962 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
9966 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
9967 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9968 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
9977 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
9978 OPJ_UINT32 p_tile_no,
9979 OPJ_UINT32 p_comp_no,
9981 OPJ_UINT32 * p_header_size,
9982 struct opj_event_mgr * p_manager)
9984 OPJ_UINT32 l_header_size;
9985 OPJ_UINT32 l_band_no, l_num_bands;
9986 OPJ_UINT32 l_expn, l_mant;
9988 opj_cp_t *l_cp = 00;
9989 opj_tcp_t *l_tcp = 00;
9990 opj_tccp_t *l_tccp = 00;
9993 assert(p_j2k != 00);
9994 assert(p_header_size != 00);
9995 assert(p_manager != 00);
9996 assert(p_data != 00);
9998 l_cp = &(p_j2k->m_cp);
9999 l_tcp = &l_cp->tcps[p_tile_no];
10000 l_tccp = &l_tcp->tccps[p_comp_no];
10002 /* preconditions again */
10003 assert(p_tile_no < l_cp->tw * l_cp->th);
10004 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10006 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10007 (l_tccp->numresolutions * 3 - 2);
10009 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10010 l_header_size = 1 + l_num_bands;
10012 if (*p_header_size < l_header_size) {
10013 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
10017 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
10021 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10022 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
10023 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
10027 l_header_size = 1 + 2 * l_num_bands;
10029 if (*p_header_size < l_header_size) {
10030 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
10034 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
10038 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
10039 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
10040 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
10042 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
10047 *p_header_size = *p_header_size - l_header_size;
10052 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
10053 OPJ_UINT32 p_comp_no,
10054 OPJ_BYTE* p_header_data,
10055 OPJ_UINT32 * p_header_size,
10056 opj_event_mgr_t * p_manager
10060 OPJ_UINT32 l_band_no;
10061 opj_cp_t *l_cp = 00;
10062 opj_tcp_t *l_tcp = 00;
10063 opj_tccp_t *l_tccp = 00;
10064 OPJ_BYTE * l_current_ptr = 00;
10065 OPJ_UINT32 l_tmp, l_num_band;
10068 assert(p_j2k != 00);
10069 assert(p_manager != 00);
10070 assert(p_header_data != 00);
10072 l_cp = &(p_j2k->m_cp);
10073 /* come from tile part header or main header ?*/
10074 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
10076 &l_cp->tcps[p_j2k->m_current_tile_number] :
10077 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10079 /* precondition again*/
10080 assert(p_comp_no < p_j2k->m_private_image->numcomps);
10082 l_tccp = &l_tcp->tccps[p_comp_no];
10083 l_current_ptr = p_header_data;
10085 if (*p_header_size < 1) {
10086 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
10089 *p_header_size -= 1;
10091 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
10094 l_tccp->qntsty = l_tmp & 0x1f;
10095 l_tccp->numgbits = l_tmp >> 5;
10096 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10099 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
10101 (*p_header_size) / 2;
10103 if (l_num_band > OPJ_J2K_MAXBANDS) {
10104 opj_event_msg(p_manager, EVT_WARNING,
10105 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
10106 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
10107 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
10109 /*return OPJ_FALSE;*/
10114 if (l_cp->correct) {
10116 /* if JPWL is on, we check whether there are too many subbands */
10117 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
10118 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
10119 "JPWL: bad number of subbands in Sqcx (%d)\n",
10121 if (!JPWL_ASSUME) {
10122 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
10125 /* we try to correct */
10127 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
10128 "- setting number of bands to %d => HYPOTHESIS!!!\n",
10133 #endif /* USE_JPWL */
10135 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10136 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10137 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
10139 if (l_band_no < OPJ_J2K_MAXBANDS) {
10140 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
10141 l_tccp->stepsizes[l_band_no].mant = 0;
10144 *p_header_size = *p_header_size - l_num_band;
10146 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10147 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
10148 l_current_ptr += 2;
10149 if (l_band_no < OPJ_J2K_MAXBANDS) {
10150 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
10151 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
10154 *p_header_size = *p_header_size - 2 * l_num_band;
10157 /* Add Antonin : if scalar_derived -> compute other stepsizes */
10158 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10159 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
10160 l_tccp->stepsizes[l_band_no].expn =
10161 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
10163 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
10164 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
10171 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
10174 opj_cp_t *l_cp = NULL;
10175 opj_tcp_t *l_tcp = NULL;
10176 opj_tccp_t *l_ref_tccp = NULL;
10177 opj_tccp_t *l_copied_tccp = NULL;
10180 /* preconditions */
10181 assert(p_j2k != 00);
10183 l_cp = &(p_j2k->m_cp);
10184 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
10185 &l_cp->tcps[p_j2k->m_current_tile_number] :
10186 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10188 l_ref_tccp = &l_tcp->tccps[0];
10189 l_copied_tccp = l_ref_tccp + 1;
10190 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
10192 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10193 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
10194 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
10195 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
10200 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
10201 OPJ_INT32 numcomps, FILE* out_stream)
10203 if (l_default_tile) {
10206 fprintf(out_stream, "\t default tile {\n");
10207 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
10208 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
10209 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
10210 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
10212 for (compno = 0; compno < numcomps; compno++) {
10213 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10215 OPJ_INT32 bandno, numbands;
10218 fprintf(out_stream, "\t\t comp %d {\n", compno);
10219 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
10220 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
10221 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
10222 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
10223 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
10224 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
10226 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
10227 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
10228 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
10230 fprintf(out_stream, "\n");
10232 /* quantization style*/
10233 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
10234 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
10235 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
10236 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10237 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10238 for (bandno = 0; bandno < numbands; bandno++) {
10239 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
10240 l_tccp->stepsizes[bandno].expn);
10242 fprintf(out_stream, "\n");
10245 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
10247 fprintf(out_stream, "\t\t }\n");
10248 } /*end of component of default tile*/
10249 fprintf(out_stream, "\t }\n"); /*end of default tile*/
10253 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
10255 /* Check if the flag is compatible with j2k file*/
10256 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
10257 fprintf(out_stream, "Wrong flag\n");
10261 /* Dump the image_header */
10262 if (flag & OPJ_IMG_INFO) {
10263 if (p_j2k->m_private_image) {
10264 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
10268 /* Dump the codestream info from main header */
10269 if (flag & OPJ_J2K_MH_INFO) {
10270 if (p_j2k->m_private_image) {
10271 opj_j2k_dump_MH_info(p_j2k, out_stream);
10274 /* Dump all tile/codestream info */
10275 if (flag & OPJ_J2K_TCH_INFO) {
10276 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10278 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
10279 if (p_j2k->m_private_image) {
10280 for (i = 0; i < l_nb_tiles; ++i) {
10281 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
10288 /* Dump the codestream info of the current tile */
10289 if (flag & OPJ_J2K_TH_INFO) {
10293 /* Dump the codestream index from main header */
10294 if (flag & OPJ_J2K_MH_IND) {
10295 opj_j2k_dump_MH_index(p_j2k, out_stream);
10298 /* Dump the codestream index of the current tile */
10299 if (flag & OPJ_J2K_TH_IND) {
10305 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
10307 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
10308 OPJ_UINT32 it_marker, it_tile, it_tile_part;
10310 fprintf(out_stream, "Codestream index from main header: {\n");
10312 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
10313 "\t Main header end position=%" PRIi64 "\n",
10314 cstr_index->main_head_start, cstr_index->main_head_end);
10316 fprintf(out_stream, "\t Marker list: {\n");
10318 if (cstr_index->marker) {
10319 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
10320 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10321 cstr_index->marker[it_marker].type,
10322 cstr_index->marker[it_marker].pos,
10323 cstr_index->marker[it_marker].len);
10327 fprintf(out_stream, "\t }\n");
10329 if (cstr_index->tile_index) {
10331 /* Simple test to avoid to write empty information*/
10332 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
10333 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10334 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
10337 if (l_acc_nb_of_tile_part) {
10338 fprintf(out_stream, "\t Tile index: {\n");
10340 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10341 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
10343 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
10346 if (cstr_index->tile_index[it_tile].tp_index) {
10347 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
10348 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
10349 PRIi64 ", end_pos=%" PRIi64 ".\n",
10351 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
10352 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
10353 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
10357 if (cstr_index->tile_index[it_tile].marker) {
10358 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
10360 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10361 cstr_index->tile_index[it_tile].marker[it_marker].type,
10362 cstr_index->tile_index[it_tile].marker[it_marker].pos,
10363 cstr_index->tile_index[it_tile].marker[it_marker].len);
10367 fprintf(out_stream, "\t }\n");
10371 fprintf(out_stream, "}\n");
10376 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
10379 fprintf(out_stream, "Codestream info from main header: {\n");
10381 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
10382 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
10383 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
10384 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
10385 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
10386 fprintf(out_stream, "}\n");
10389 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
10394 if (dev_dump_flag) {
10395 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
10398 fprintf(out_stream, "Image info {\n");
10403 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
10404 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
10406 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
10408 if (img_header->comps) {
10410 for (compno = 0; compno < img_header->numcomps; compno++) {
10411 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
10412 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
10414 fprintf(out_stream, "%s}\n", tab);
10418 fprintf(out_stream, "}\n");
10421 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
10422 OPJ_BOOL dev_dump_flag, FILE* out_stream)
10426 if (dev_dump_flag) {
10427 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
10435 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
10436 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
10437 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
10439 if (dev_dump_flag) {
10440 fprintf(out_stream, "}\n");
10444 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
10447 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
10448 opj_tcp_t *l_default_tile;
10449 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
10450 sizeof(opj_codestream_info_v2_t));
10455 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
10457 cstr_info->tx0 = p_j2k->m_cp.tx0;
10458 cstr_info->ty0 = p_j2k->m_cp.ty0;
10459 cstr_info->tdx = p_j2k->m_cp.tdx;
10460 cstr_info->tdy = p_j2k->m_cp.tdy;
10461 cstr_info->tw = p_j2k->m_cp.tw;
10462 cstr_info->th = p_j2k->m_cp.th;
10464 cstr_info->tile_info = NULL; /* Not fill from the main header*/
10466 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
10468 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
10469 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
10470 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
10471 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
10473 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
10474 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
10475 if (!cstr_info->m_default_tile_info.tccp_info) {
10476 opj_destroy_cstr_info(&cstr_info);
10480 for (compno = 0; compno < numcomps; compno++) {
10481 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10482 opj_tccp_info_t *l_tccp_info = &
10483 (cstr_info->m_default_tile_info.tccp_info[compno]);
10484 OPJ_INT32 bandno, numbands;
10487 l_tccp_info->csty = l_tccp->csty;
10488 l_tccp_info->numresolutions = l_tccp->numresolutions;
10489 l_tccp_info->cblkw = l_tccp->cblkw;
10490 l_tccp_info->cblkh = l_tccp->cblkh;
10491 l_tccp_info->cblksty = l_tccp->cblksty;
10492 l_tccp_info->qmfbid = l_tccp->qmfbid;
10493 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
10494 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
10495 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
10498 /* quantization style*/
10499 l_tccp_info->qntsty = l_tccp->qntsty;
10500 l_tccp_info->numgbits = l_tccp->numgbits;
10502 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10503 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10504 if (numbands < OPJ_J2K_MAXBANDS) {
10505 for (bandno = 0; bandno < numbands; bandno++) {
10506 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
10507 l_tccp->stepsizes[bandno].mant;
10508 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
10509 l_tccp->stepsizes[bandno].expn;
10514 l_tccp_info->roishift = l_tccp->roishift;
10520 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
10522 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
10523 opj_calloc(1, sizeof(opj_codestream_index_t));
10524 if (!l_cstr_index) {
10528 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
10529 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
10530 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
10532 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
10533 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
10534 sizeof(opj_marker_info_t));
10535 if (!l_cstr_index->marker) {
10536 opj_free(l_cstr_index);
10540 if (p_j2k->cstr_index->marker) {
10541 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
10542 l_cstr_index->marknum * sizeof(opj_marker_info_t));
10544 opj_free(l_cstr_index->marker);
10545 l_cstr_index->marker = NULL;
10548 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
10549 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10550 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10551 if (!l_cstr_index->tile_index) {
10552 opj_free(l_cstr_index->marker);
10553 opj_free(l_cstr_index);
10557 if (!p_j2k->cstr_index->tile_index) {
10558 opj_free(l_cstr_index->tile_index);
10559 l_cstr_index->tile_index = NULL;
10561 OPJ_UINT32 it_tile = 0;
10562 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
10565 l_cstr_index->tile_index[it_tile].marknum =
10566 p_j2k->cstr_index->tile_index[it_tile].marknum;
10568 l_cstr_index->tile_index[it_tile].marker =
10569 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
10570 sizeof(opj_marker_info_t));
10572 if (!l_cstr_index->tile_index[it_tile].marker) {
10573 OPJ_UINT32 it_tile_free;
10575 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10576 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10579 opj_free(l_cstr_index->tile_index);
10580 opj_free(l_cstr_index->marker);
10581 opj_free(l_cstr_index);
10585 if (p_j2k->cstr_index->tile_index[it_tile].marker)
10586 memcpy(l_cstr_index->tile_index[it_tile].marker,
10587 p_j2k->cstr_index->tile_index[it_tile].marker,
10588 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
10590 opj_free(l_cstr_index->tile_index[it_tile].marker);
10591 l_cstr_index->tile_index[it_tile].marker = NULL;
10594 /* Tile part index*/
10595 l_cstr_index->tile_index[it_tile].nb_tps =
10596 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
10598 l_cstr_index->tile_index[it_tile].tp_index =
10599 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
10602 if (!l_cstr_index->tile_index[it_tile].tp_index) {
10603 OPJ_UINT32 it_tile_free;
10605 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10606 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10607 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
10610 opj_free(l_cstr_index->tile_index);
10611 opj_free(l_cstr_index->marker);
10612 opj_free(l_cstr_index);
10616 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
10617 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
10618 p_j2k->cstr_index->tile_index[it_tile].tp_index,
10619 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
10621 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
10622 l_cstr_index->tile_index[it_tile].tp_index = NULL;
10625 /* Packet index (NOT USED)*/
10626 l_cstr_index->tile_index[it_tile].nb_packet = 0;
10627 l_cstr_index->tile_index[it_tile].packet_index = NULL;
10632 return l_cstr_index;
10635 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
10637 OPJ_UINT32 it_tile = 0;
10639 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10640 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10641 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10642 if (!p_j2k->cstr_index->tile_index) {
10646 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
10647 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
10648 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
10649 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
10650 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
10651 sizeof(opj_marker_info_t));
10652 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
10660 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
10661 opj_stream_private_t *p_stream,
10662 opj_event_mgr_t * p_manager)
10664 OPJ_BOOL l_go_on = OPJ_TRUE;
10665 OPJ_UINT32 l_current_tile_no;
10666 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10667 OPJ_UINT32 l_nb_comps;
10668 OPJ_UINT32 nr_tiles = 0;
10670 /* Particular case for whole single tile decoding */
10671 /* We can avoid allocating intermediate tile buffers */
10672 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10673 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
10674 p_j2k->m_output_image->x0 == 0 &&
10675 p_j2k->m_output_image->y0 == 0 &&
10676 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
10677 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
10679 if (! opj_j2k_read_tile_header(p_j2k,
10680 &l_current_tile_no,
10682 &l_tile_x0, &l_tile_y0,
10683 &l_tile_x1, &l_tile_y1,
10691 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10692 p_stream, p_manager)) {
10693 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
10697 /* Transfer TCD data to output image data */
10698 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
10699 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
10700 p_j2k->m_output_image->comps[i].data =
10701 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
10702 p_j2k->m_output_image->comps[i].resno_decoded =
10703 p_j2k->m_tcd->image->comps[i].resno_decoded;
10704 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
10711 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10712 p_j2k->m_cp.tcps[0].m_data != NULL) {
10713 l_current_tile_no = 0;
10714 p_j2k->m_current_tile_number = 0;
10715 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
10717 if (! opj_j2k_read_tile_header(p_j2k,
10718 &l_current_tile_no,
10720 &l_tile_x0, &l_tile_y0,
10721 &l_tile_x1, &l_tile_y1,
10734 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10735 p_stream, p_manager)) {
10736 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
10737 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10741 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10742 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10744 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
10745 p_j2k->m_output_image)) {
10749 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10750 !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
10751 p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
10752 p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
10753 p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
10754 /* Keep current tcp data */
10756 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
10759 opj_event_msg(p_manager, EVT_INFO,
10760 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10762 if (opj_stream_get_number_byte_left(p_stream) == 0
10763 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
10766 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
10775 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
10777 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
10778 opj_event_mgr_t * p_manager)
10781 assert(p_j2k != 00);
10782 assert(p_manager != 00);
10784 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10785 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
10788 /* DEVELOPER CORNER, add your custom procedures */
10794 * Read and decode one tile.
10796 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
10797 opj_stream_private_t *p_stream,
10798 opj_event_mgr_t * p_manager)
10800 OPJ_BOOL l_go_on = OPJ_TRUE;
10801 OPJ_UINT32 l_current_tile_no;
10802 OPJ_UINT32 l_tile_no_to_dec;
10803 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10804 OPJ_UINT32 l_nb_comps;
10805 OPJ_UINT32 l_nb_tiles;
10808 /*Allocate and initialize some elements of codestrem index if not already done*/
10809 if (!p_j2k->cstr_index->tile_index) {
10810 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
10814 /* Move into the codestream to the first SOT used to decode the desired tile */
10815 l_tile_no_to_dec = (OPJ_UINT32)
10816 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
10817 if (p_j2k->cstr_index->tile_index)
10818 if (p_j2k->cstr_index->tile_index->tp_index) {
10819 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
10820 /* the index for this tile has not been built,
10821 * so move to the last SOT read */
10822 if (!(opj_stream_read_seek(p_stream,
10823 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
10824 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10828 if (!(opj_stream_read_seek(p_stream,
10829 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
10831 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10835 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
10836 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
10837 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
10841 /* Reset current tile part number for all tiles, and not only the one */
10843 /* Not completely sure this is always correct but required for */
10844 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
10845 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10846 for (i = 0; i < l_nb_tiles; ++i) {
10847 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
10851 if (! opj_j2k_read_tile_header(p_j2k,
10852 &l_current_tile_no,
10854 &l_tile_x0, &l_tile_y0,
10855 &l_tile_x1, &l_tile_y1,
10867 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10868 p_stream, p_manager)) {
10871 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10872 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10874 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
10875 p_j2k->m_output_image)) {
10878 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
10880 opj_event_msg(p_manager, EVT_INFO,
10881 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10883 if (l_current_tile_no == l_tile_no_to_dec) {
10884 /* move into the codestream to the first SOT (FIXME or not move?)*/
10885 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
10887 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10892 opj_event_msg(p_manager, EVT_WARNING,
10893 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
10894 l_current_tile_no + 1, l_tile_no_to_dec + 1);
10903 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
10905 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
10906 opj_event_mgr_t * p_manager)
10909 assert(p_j2k != 00);
10910 assert(p_manager != 00);
10912 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10913 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
10916 /* DEVELOPER CORNER, add your custom procedures */
10921 static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
10922 opj_image_t * p_image)
10926 /* Move data and copy one information from codec to output image*/
10927 if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
10928 opj_image_comp_t* newcomps =
10929 (opj_image_comp_t*) opj_malloc(
10930 p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
10931 sizeof(opj_image_comp_t));
10932 if (newcomps == NULL) {
10933 opj_image_destroy(p_j2k->m_private_image);
10934 p_j2k->m_private_image = NULL;
10937 for (compno = 0; compno < p_image->numcomps; compno++) {
10938 opj_image_data_free(p_image->comps[compno].data);
10939 p_image->comps[compno].data = NULL;
10942 compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
10943 OPJ_UINT32 src_compno =
10944 p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
10945 memcpy(&(newcomps[compno]),
10946 &(p_j2k->m_output_image->comps[src_compno]),
10947 sizeof(opj_image_comp_t));
10948 newcomps[compno].resno_decoded =
10949 p_j2k->m_output_image->comps[src_compno].resno_decoded;
10950 newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
10951 p_j2k->m_output_image->comps[src_compno].data = NULL;
10953 for (compno = 0; compno < p_image->numcomps; compno++) {
10954 assert(p_j2k->m_output_image->comps[compno].data == NULL);
10955 opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
10956 p_j2k->m_output_image->comps[compno].data = NULL;
10958 p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
10959 opj_free(p_image->comps);
10960 p_image->comps = newcomps;
10962 for (compno = 0; compno < p_image->numcomps; compno++) {
10963 p_image->comps[compno].resno_decoded =
10964 p_j2k->m_output_image->comps[compno].resno_decoded;
10965 opj_image_data_free(p_image->comps[compno].data);
10966 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10969 sprintf(fn, "/tmp/%d.raw", compno);
10970 FILE *debug = fopen(fn, "wb");
10971 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
10972 p_image->comps[compno].w * p_image->comps[compno].h, debug);
10975 p_j2k->m_output_image->comps[compno].data = NULL;
10981 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
10982 opj_stream_private_t * p_stream,
10983 opj_image_t * p_image,
10984 opj_event_mgr_t * p_manager)
10990 /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
10991 /* and finally opj_decode_image() without manual setting of comps[].factor */
10992 /* We could potentially always execute it, if we don't allow people to do */
10993 /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
10994 if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
10995 p_j2k->m_private_image != NULL &&
10996 p_j2k->m_private_image->numcomps > 0 &&
10997 p_j2k->m_private_image->comps[0].factor ==
10998 p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
10999 p_image->numcomps > 0 &&
11000 p_image->comps[0].factor == 0 &&
11001 /* Don't mess with image dimension if the user has allocated it */
11002 p_image->comps[0].data == NULL) {
11003 OPJ_UINT32 it_comp;
11005 /* Update the comps[].factor member of the output image with the one */
11007 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
11008 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
11010 if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
11015 if (p_j2k->m_output_image == NULL) {
11016 p_j2k->m_output_image = opj_image_create0();
11017 if (!(p_j2k->m_output_image)) {
11021 opj_copy_image_header(p_image, p_j2k->m_output_image);
11023 /* customization of the decoding */
11024 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
11028 /* Decode the codestream */
11029 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11030 opj_image_destroy(p_j2k->m_private_image);
11031 p_j2k->m_private_image = NULL;
11035 /* Move data and copy one information from codec to output image*/
11036 return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
11039 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
11040 opj_stream_private_t *p_stream,
11041 opj_image_t* p_image,
11042 opj_event_mgr_t * p_manager,
11043 OPJ_UINT32 tile_index)
11046 OPJ_UINT32 l_tile_x, l_tile_y;
11047 opj_image_comp_t* l_img_comp;
11050 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
11054 if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
11055 opj_event_msg(p_manager, EVT_ERROR,
11056 "Image has less components than codestream.\n");
11060 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
11061 opj_event_msg(p_manager, EVT_ERROR,
11062 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
11063 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
11067 /* Compute the dimension of the desired tile*/
11068 l_tile_x = tile_index % p_j2k->m_cp.tw;
11069 l_tile_y = tile_index / p_j2k->m_cp.tw;
11071 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
11072 if (p_image->x0 < p_j2k->m_private_image->x0) {
11073 p_image->x0 = p_j2k->m_private_image->x0;
11075 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
11076 if (p_image->x1 > p_j2k->m_private_image->x1) {
11077 p_image->x1 = p_j2k->m_private_image->x1;
11080 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
11081 if (p_image->y0 < p_j2k->m_private_image->y0) {
11082 p_image->y0 = p_j2k->m_private_image->y0;
11084 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
11085 if (p_image->y1 > p_j2k->m_private_image->y1) {
11086 p_image->y1 = p_j2k->m_private_image->y1;
11089 l_img_comp = p_image->comps;
11090 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
11091 OPJ_INT32 l_comp_x1, l_comp_y1;
11093 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
11095 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
11096 (OPJ_INT32)l_img_comp->dx);
11097 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
11098 (OPJ_INT32)l_img_comp->dy);
11099 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
11100 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
11102 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
11103 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
11104 (OPJ_INT32)l_img_comp->factor));
11105 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
11106 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
11107 (OPJ_INT32)l_img_comp->factor));
11112 if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
11113 /* Can happen when calling repeatdly opj_get_decoded_tile() on an
11114 * image with a color palette, where color palette expansion is done
11115 * later in jp2.c */
11116 for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
11118 opj_image_data_free(p_image->comps[compno].data);
11119 p_image->comps[compno].data = NULL;
11121 p_image->numcomps = p_j2k->m_private_image->numcomps;
11124 /* Destroy the previous output image*/
11125 if (p_j2k->m_output_image) {
11126 opj_image_destroy(p_j2k->m_output_image);
11129 /* Create the ouput image from the information previously computed*/
11130 p_j2k->m_output_image = opj_image_create0();
11131 if (!(p_j2k->m_output_image)) {
11134 opj_copy_image_header(p_image, p_j2k->m_output_image);
11136 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
11138 /* customization of the decoding */
11139 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
11143 /* Decode the codestream */
11144 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11145 opj_image_destroy(p_j2k->m_private_image);
11146 p_j2k->m_private_image = NULL;
11150 /* Move data and copy one information from codec to output image*/
11151 return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
11154 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
11155 OPJ_UINT32 res_factor,
11156 opj_event_mgr_t * p_manager)
11158 OPJ_UINT32 it_comp;
11160 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
11162 if (p_j2k->m_private_image) {
11163 if (p_j2k->m_private_image->comps) {
11164 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
11165 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
11166 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
11167 OPJ_UINT32 max_res =
11168 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
11169 if (res_factor >= max_res) {
11170 opj_event_msg(p_manager, EVT_ERROR,
11171 "Resolution factor is greater than the maximum resolution in the component.\n");
11174 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
11185 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
11186 opj_stream_private_t *p_stream,
11187 opj_event_mgr_t * p_manager)
11190 OPJ_UINT32 l_nb_tiles;
11191 OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
11192 OPJ_BYTE * l_current_data = 00;
11193 OPJ_BOOL l_reuse_data = OPJ_FALSE;
11194 opj_tcd_t* p_tcd = 00;
11196 /* preconditions */
11197 assert(p_j2k != 00);
11198 assert(p_stream != 00);
11199 assert(p_manager != 00);
11201 p_tcd = p_j2k->m_tcd;
11203 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
11204 if (l_nb_tiles == 1) {
11205 l_reuse_data = OPJ_TRUE;
11207 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11208 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
11209 if (((size_t)l_img_comp->data & 0xFU) !=
11210 0U) { /* tile data shall be aligned on 16 bytes */
11211 l_reuse_data = OPJ_FALSE;
11216 for (i = 0; i < l_nb_tiles; ++i) {
11217 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
11218 if (l_current_data) {
11219 opj_free(l_current_data);
11224 /* if we only have one tile, then simply set tile component data equal to image component data */
11225 /* otherwise, allocate the data */
11226 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11227 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
11228 if (l_reuse_data) {
11229 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
11230 l_tilec->data = l_img_comp->data;
11231 l_tilec->ownsData = OPJ_FALSE;
11233 if (! opj_alloc_tile_component_data(l_tilec)) {
11234 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11235 if (l_current_data) {
11236 opj_free(l_current_data);
11242 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
11243 if (!l_reuse_data) {
11244 if (l_current_tile_size > l_max_tile_size) {
11245 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
11246 l_current_tile_size);
11247 if (! l_new_current_data) {
11248 if (l_current_data) {
11249 opj_free(l_current_data);
11251 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
11254 l_current_data = l_new_current_data;
11255 l_max_tile_size = l_current_tile_size;
11257 if (l_current_data == NULL) {
11258 /* Should not happen in practice, but will avoid Coverity to */
11259 /* complain about a null pointer dereference */
11264 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
11265 /* 32 bit components @ 8 bit precision get converted to 8 bit */
11266 /* 32 bit components @ 16 bit precision get converted to 16 bit */
11267 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
11269 /* now copy this data into the tile component */
11270 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
11271 l_current_tile_size)) {
11272 opj_event_msg(p_manager, EVT_ERROR,
11273 "Size mismatch between tile data and sent data.");
11274 opj_free(l_current_data);
11279 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11280 if (l_current_data) {
11281 opj_free(l_current_data);
11287 if (l_current_data) {
11288 opj_free(l_current_data);
11293 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
11294 opj_stream_private_t *p_stream,
11295 opj_event_mgr_t * p_manager)
11297 /* customization of the encoding */
11298 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
11302 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11309 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
11310 opj_stream_private_t *p_stream,
11311 opj_image_t * p_image,
11312 opj_event_mgr_t * p_manager)
11314 /* preconditions */
11315 assert(p_j2k != 00);
11316 assert(p_stream != 00);
11317 assert(p_manager != 00);
11319 p_j2k->m_private_image = opj_image_create0();
11320 if (! p_j2k->m_private_image) {
11321 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
11324 opj_copy_image_header(p_image, p_j2k->m_private_image);
11326 /* TODO_MSD: Find a better way */
11327 if (p_image->comps) {
11328 OPJ_UINT32 it_comp;
11329 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
11330 if (p_image->comps[it_comp].data) {
11331 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
11332 p_image->comps[it_comp].data = NULL;
11338 /* customization of the validation */
11339 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
11343 /* validation of the parameters codec */
11344 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
11348 /* customization of the encoding */
11349 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
11354 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11361 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
11362 OPJ_UINT32 p_tile_index,
11363 opj_stream_private_t *p_stream,
11364 opj_event_mgr_t * p_manager)
11367 if (p_tile_index != p_j2k->m_current_tile_number) {
11368 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
11372 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
11373 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
11375 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
11376 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
11377 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11379 /* initialisation before tile encoding */
11380 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
11388 static void opj_get_tile_dimensions(opj_image_t * l_image,
11389 opj_tcd_tilecomp_t * l_tilec,
11390 opj_image_comp_t * l_img_comp,
11391 OPJ_UINT32* l_size_comp,
11392 OPJ_UINT32* l_width,
11393 OPJ_UINT32* l_height,
11394 OPJ_UINT32* l_offset_x,
11395 OPJ_UINT32* l_offset_y,
11396 OPJ_UINT32* l_image_width,
11397 OPJ_UINT32* l_stride,
11398 OPJ_UINT32* l_tile_offset)
11400 OPJ_UINT32 l_remaining;
11401 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
11402 l_remaining = l_img_comp->prec & 7; /* (%8) */
11407 if (*l_size_comp == 3) {
11411 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
11412 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
11413 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
11414 (OPJ_INT32)l_img_comp->dx);
11415 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
11416 (OPJ_INT32)l_img_comp->dy);
11417 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
11418 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
11419 *l_stride = *l_image_width - *l_width;
11420 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
11421 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
11424 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
11426 OPJ_UINT32 i, j, k = 0;
11428 for (i = 0; i < p_tcd->image->numcomps; ++i) {
11429 opj_image_t * l_image = p_tcd->image;
11430 OPJ_INT32 * l_src_ptr;
11431 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
11432 opj_image_comp_t * l_img_comp = l_image->comps + i;
11433 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
11434 l_image_width, l_stride, l_tile_offset;
11436 opj_get_tile_dimensions(l_image,
11448 l_src_ptr = l_img_comp->data + l_tile_offset;
11450 switch (l_size_comp) {
11452 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
11453 if (l_img_comp->sgnd) {
11454 for (j = 0; j < l_height; ++j) {
11455 for (k = 0; k < l_width; ++k) {
11456 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
11460 l_src_ptr += l_stride;
11463 for (j = 0; j < l_height; ++j) {
11464 for (k = 0; k < l_width; ++k) {
11465 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
11469 l_src_ptr += l_stride;
11473 p_data = (OPJ_BYTE*) l_dest_ptr;
11477 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
11478 if (l_img_comp->sgnd) {
11479 for (j = 0; j < l_height; ++j) {
11480 for (k = 0; k < l_width; ++k) {
11481 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
11483 l_src_ptr += l_stride;
11486 for (j = 0; j < l_height; ++j) {
11487 for (k = 0; k < l_width; ++k) {
11488 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
11490 l_src_ptr += l_stride;
11494 p_data = (OPJ_BYTE*) l_dest_ptr;
11498 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
11499 for (j = 0; j < l_height; ++j) {
11500 for (k = 0; k < l_width; ++k) {
11501 *(l_dest_ptr++) = *(l_src_ptr++);
11503 l_src_ptr += l_stride;
11506 p_data = (OPJ_BYTE*) l_dest_ptr;
11513 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
11514 opj_stream_private_t *p_stream,
11515 opj_event_mgr_t * p_manager)
11517 OPJ_UINT32 l_nb_bytes_written;
11518 OPJ_BYTE * l_current_data = 00;
11519 OPJ_UINT32 l_tile_size = 0;
11520 OPJ_UINT32 l_available_data;
11522 /* preconditions */
11523 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11525 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
11526 l_available_data = l_tile_size;
11527 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
11529 l_nb_bytes_written = 0;
11530 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
11531 l_available_data, p_stream, p_manager)) {
11534 l_current_data += l_nb_bytes_written;
11535 l_available_data -= l_nb_bytes_written;
11537 l_nb_bytes_written = 0;
11538 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
11539 l_available_data, p_stream, p_manager)) {
11543 l_available_data -= l_nb_bytes_written;
11544 l_nb_bytes_written = l_tile_size - l_available_data;
11546 if (opj_stream_write_data(p_stream,
11547 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
11548 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
11552 ++p_j2k->m_current_tile_number;
11557 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
11558 opj_event_mgr_t * p_manager)
11560 /* preconditions */
11561 assert(p_j2k != 00);
11562 assert(p_manager != 00);
11564 /* DEVELOPER CORNER, insert your custom procedures */
11565 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11566 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
11570 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11571 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11572 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
11577 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11578 (opj_procedure)opj_j2k_write_epc, p_manager)) {
11581 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11582 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
11585 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11586 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
11592 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
11593 opj_event_mgr_t * p_manager)
11595 /* preconditions */
11596 assert(p_j2k != 00);
11597 assert(p_manager != 00);
11599 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11600 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
11603 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11604 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
11608 /* DEVELOPER CORNER, add your custom validation procedure */
11609 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11610 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
11617 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
11618 opj_event_mgr_t * p_manager)
11620 /* preconditions */
11621 assert(p_j2k != 00);
11622 assert(p_manager != 00);
11624 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11625 (opj_procedure)opj_j2k_init_info, p_manager)) {
11628 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11629 (opj_procedure)opj_j2k_write_soc, p_manager)) {
11632 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11633 (opj_procedure)opj_j2k_write_siz, p_manager)) {
11636 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11637 (opj_procedure)opj_j2k_write_cod, p_manager)) {
11640 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11641 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
11644 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11645 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
11648 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11649 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
11653 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11654 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11655 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
11659 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
11660 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11661 (opj_procedure)opj_j2k_write_poc, p_manager)) {
11667 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11668 (opj_procedure)opj_j2k_write_regions, p_manager)) {
11672 if (p_j2k->m_cp.comment != 00) {
11673 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11674 (opj_procedure)opj_j2k_write_com, p_manager)) {
11679 /* DEVELOPER CORNER, insert your custom procedures */
11680 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
11681 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11682 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
11686 /* End of Developer Corner */
11688 if (p_j2k->cstr_index) {
11689 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11690 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
11695 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11696 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
11699 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11700 (opj_procedure)opj_j2k_update_rates, p_manager)) {
11707 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
11709 OPJ_UINT32 * p_data_written,
11710 OPJ_UINT32 p_total_data_size,
11711 opj_stream_private_t *p_stream,
11712 struct opj_event_mgr * p_manager)
11714 OPJ_UINT32 l_nb_bytes_written = 0;
11715 OPJ_UINT32 l_current_nb_bytes_written;
11716 OPJ_BYTE * l_begin_data = 00;
11718 opj_tcd_t * l_tcd = 00;
11719 opj_cp_t * l_cp = 00;
11721 l_tcd = p_j2k->m_tcd;
11722 l_cp = &(p_j2k->m_cp);
11724 l_tcd->cur_pino = 0;
11726 /*Get number of tile parts*/
11727 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11732 l_current_nb_bytes_written = 0;
11733 l_begin_data = p_data;
11734 if (! opj_j2k_write_sot(p_j2k, p_data, p_total_data_size,
11735 &l_current_nb_bytes_written, p_stream,
11740 l_nb_bytes_written += l_current_nb_bytes_written;
11741 p_data += l_current_nb_bytes_written;
11742 p_total_data_size -= l_current_nb_bytes_written;
11744 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
11746 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
11747 l_current_nb_bytes_written = 0;
11748 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11750 l_nb_bytes_written += l_current_nb_bytes_written;
11751 p_data += l_current_nb_bytes_written;
11752 p_total_data_size -= l_current_nb_bytes_written;
11754 l_current_nb_bytes_written = 0;
11755 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11757 l_nb_bytes_written += l_current_nb_bytes_written;
11758 p_data += l_current_nb_bytes_written;
11759 p_total_data_size -= l_current_nb_bytes_written;
11762 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
11763 l_current_nb_bytes_written = 0;
11764 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
11766 l_nb_bytes_written += l_current_nb_bytes_written;
11767 p_data += l_current_nb_bytes_written;
11768 p_total_data_size -= l_current_nb_bytes_written;
11772 l_current_nb_bytes_written = 0;
11773 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11774 p_total_data_size, p_stream, p_manager)) {
11778 l_nb_bytes_written += l_current_nb_bytes_written;
11779 * p_data_written = l_nb_bytes_written;
11781 /* Writing Psot in SOT marker */
11782 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
11785 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11786 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
11792 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
11794 OPJ_UINT32 * p_data_written,
11795 OPJ_UINT32 p_total_data_size,
11796 opj_stream_private_t *p_stream,
11797 struct opj_event_mgr * p_manager
11800 OPJ_UINT32 tilepartno = 0;
11801 OPJ_UINT32 l_nb_bytes_written = 0;
11802 OPJ_UINT32 l_current_nb_bytes_written;
11803 OPJ_UINT32 l_part_tile_size;
11804 OPJ_UINT32 tot_num_tp;
11807 OPJ_BYTE * l_begin_data;
11808 opj_tcp_t *l_tcp = 00;
11809 opj_tcd_t * l_tcd = 00;
11810 opj_cp_t * l_cp = 00;
11812 l_tcd = p_j2k->m_tcd;
11813 l_cp = &(p_j2k->m_cp);
11814 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
11816 /*Get number of tile parts*/
11817 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
11819 /* start writing remaining tile parts */
11820 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11821 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
11822 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11823 l_current_nb_bytes_written = 0;
11824 l_part_tile_size = 0;
11825 l_begin_data = p_data;
11827 if (! opj_j2k_write_sot(p_j2k, p_data,
11829 &l_current_nb_bytes_written,
11835 l_nb_bytes_written += l_current_nb_bytes_written;
11836 p_data += l_current_nb_bytes_written;
11837 p_total_data_size -= l_current_nb_bytes_written;
11838 l_part_tile_size += l_current_nb_bytes_written;
11840 l_current_nb_bytes_written = 0;
11841 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11842 p_total_data_size, p_stream, p_manager)) {
11846 p_data += l_current_nb_bytes_written;
11847 l_nb_bytes_written += l_current_nb_bytes_written;
11848 p_total_data_size -= l_current_nb_bytes_written;
11849 l_part_tile_size += l_current_nb_bytes_written;
11851 /* Writing Psot in SOT marker */
11852 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11855 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11856 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11859 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11862 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
11863 l_tcd->cur_pino = pino;
11865 /*Get number of tile parts*/
11866 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
11867 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
11868 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11869 l_current_nb_bytes_written = 0;
11870 l_part_tile_size = 0;
11871 l_begin_data = p_data;
11873 if (! opj_j2k_write_sot(p_j2k, p_data,
11875 &l_current_nb_bytes_written, p_stream,
11880 l_nb_bytes_written += l_current_nb_bytes_written;
11881 p_data += l_current_nb_bytes_written;
11882 p_total_data_size -= l_current_nb_bytes_written;
11883 l_part_tile_size += l_current_nb_bytes_written;
11885 l_current_nb_bytes_written = 0;
11887 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11888 p_total_data_size, p_stream, p_manager)) {
11892 l_nb_bytes_written += l_current_nb_bytes_written;
11893 p_data += l_current_nb_bytes_written;
11894 p_total_data_size -= l_current_nb_bytes_written;
11895 l_part_tile_size += l_current_nb_bytes_written;
11897 /* Writing Psot in SOT marker */
11898 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11901 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11902 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11905 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11909 *p_data_written = l_nb_bytes_written;
11914 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
11915 struct opj_stream_private *p_stream,
11916 struct opj_event_mgr * p_manager)
11918 OPJ_UINT32 l_tlm_size;
11919 OPJ_OFF_T l_tlm_position, l_current_position;
11921 /* preconditions */
11922 assert(p_j2k != 00);
11923 assert(p_manager != 00);
11924 assert(p_stream != 00);
11926 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
11927 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
11928 l_current_position = opj_stream_tell(p_stream);
11930 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
11934 if (opj_stream_write_data(p_stream,
11935 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
11936 p_manager) != l_tlm_size) {
11940 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
11947 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
11948 struct opj_stream_private *p_stream,
11949 struct opj_event_mgr * p_manager)
11951 /* preconditions */
11952 assert(p_j2k != 00);
11953 assert(p_manager != 00);
11954 assert(p_stream != 00);
11956 OPJ_UNUSED(p_stream);
11957 OPJ_UNUSED(p_manager);
11959 opj_tcd_destroy(p_j2k->m_tcd);
11962 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
11963 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
11964 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
11965 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
11968 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
11969 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11970 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
11973 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
11979 * Destroys the memory associated with the decoding of headers.
11981 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
11982 opj_stream_private_t *p_stream,
11983 opj_event_mgr_t * p_manager
11986 /* preconditions */
11987 assert(p_j2k != 00);
11988 assert(p_stream != 00);
11989 assert(p_manager != 00);
11991 OPJ_UNUSED(p_stream);
11992 OPJ_UNUSED(p_manager);
11994 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
11995 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
11996 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
11999 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
12004 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
12005 struct opj_stream_private *p_stream,
12006 struct opj_event_mgr * p_manager)
12008 opj_codestream_info_t * l_cstr_info = 00;
12010 /* preconditions */
12011 assert(p_j2k != 00);
12012 assert(p_manager != 00);
12013 assert(p_stream != 00);
12016 OPJ_UNUSED(p_stream);
12018 /* TODO mergeV2: check this part which use cstr_info */
12019 /*l_cstr_info = p_j2k->cstr_info;
12023 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));
12025 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
12026 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
12028 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
12030 l_cstr_info->tw = p_j2k->m_cp.tw;
12031 l_cstr_info->th = p_j2k->m_cp.th;
12033 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
12034 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
12035 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
12036 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
12038 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
12040 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
12042 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
12044 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
12045 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
12048 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
12050 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
12052 /*l_cstr_info->maxmarknum = 100;
12053 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
12054 l_cstr_info->marknum = 0;
12057 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
12058 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
12063 * Creates a tile-coder encoder.
12065 * @param p_stream the stream to write data to.
12066 * @param p_j2k J2K codec.
12067 * @param p_manager the user event manager.
12069 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
12070 opj_stream_private_t *p_stream,
12071 opj_event_mgr_t * p_manager
12074 /* preconditions */
12075 assert(p_j2k != 00);
12076 assert(p_manager != 00);
12077 assert(p_stream != 00);
12079 OPJ_UNUSED(p_stream);
12081 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
12083 if (! p_j2k->m_tcd) {
12084 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
12088 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
12090 opj_tcd_destroy(p_j2k->m_tcd);
12098 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
12099 OPJ_UINT32 p_tile_index,
12101 OPJ_UINT32 p_data_size,
12102 opj_stream_private_t *p_stream,
12103 opj_event_mgr_t * p_manager)
12105 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
12106 opj_event_msg(p_manager, EVT_ERROR,
12107 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
12111 /* Allocate data */
12112 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
12113 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
12115 if (! opj_alloc_tile_component_data(l_tilec)) {
12116 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
12121 /* now copy data into the tile component */
12122 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
12123 opj_event_msg(p_manager, EVT_ERROR,
12124 "Size mismatch between tile data and sent data.");
12127 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
12128 opj_event_msg(p_manager, EVT_ERROR,
12129 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);