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 Styke 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, "Start to read j2k main header (%d).\n",
1929 p_j2k->cstr_index->main_head_start);
1931 /* Add the marker to the codestream index*/
1932 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
1933 p_j2k->cstr_index->main_head_start, 2)) {
1934 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1940 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
1941 opj_stream_private_t *p_stream,
1942 opj_event_mgr_t * p_manager)
1945 OPJ_UINT32 l_size_len;
1946 OPJ_BYTE * l_current_ptr;
1947 opj_image_t * l_image = 00;
1949 opj_image_comp_t * l_img_comp = 00;
1952 assert(p_stream != 00);
1953 assert(p_j2k != 00);
1954 assert(p_manager != 00);
1956 l_image = p_j2k->m_private_image;
1957 cp = &(p_j2k->m_cp);
1958 l_size_len = 40 + 3 * l_image->numcomps;
1959 l_img_comp = l_image->comps;
1961 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1963 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
1964 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1965 if (! new_header_tile_data) {
1966 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1967 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1968 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1969 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1972 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1973 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1976 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1978 /* write SOC identifier */
1979 opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
1982 opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
1985 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1988 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1991 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1994 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1997 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
2000 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
2003 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
2006 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
2009 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
2012 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
2015 for (i = 0; i < l_image->numcomps; ++i) {
2016 /* TODO here with MCT ? */
2017 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
2021 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
2024 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
2030 if (opj_stream_write_data(p_stream,
2031 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
2032 p_manager) != l_size_len) {
2040 * Reads a SIZ marker (image and tile size)
2041 * @param p_j2k the jpeg2000 file codec.
2042 * @param p_header_data the data contained in the SIZ box.
2043 * @param p_header_size the size of the data contained in the SIZ marker.
2044 * @param p_manager the user event manager.
2046 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
2047 OPJ_BYTE * p_header_data,
2048 OPJ_UINT32 p_header_size,
2049 opj_event_mgr_t * p_manager
2053 OPJ_UINT32 l_nb_comp;
2054 OPJ_UINT32 l_nb_comp_remain;
2055 OPJ_UINT32 l_remaining_size;
2056 OPJ_UINT32 l_nb_tiles;
2057 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2058 OPJ_UINT32 l_prec0, l_sgnd0;
2059 opj_image_t *l_image = 00;
2060 opj_cp_t *l_cp = 00;
2061 opj_image_comp_t * l_img_comp = 00;
2062 opj_tcp_t * l_current_tile_param = 00;
2065 assert(p_j2k != 00);
2066 assert(p_manager != 00);
2067 assert(p_header_data != 00);
2069 l_image = p_j2k->m_private_image;
2070 l_cp = &(p_j2k->m_cp);
2072 /* minimum size == 39 - 3 (= minimum component parameter) */
2073 if (p_header_size < 36) {
2074 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2078 l_remaining_size = p_header_size - 36;
2079 l_nb_comp = l_remaining_size / 3;
2080 l_nb_comp_remain = l_remaining_size % 3;
2081 if (l_nb_comp_remain != 0) {
2082 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2086 opj_read_bytes(p_header_data, &l_tmp,
2087 2); /* Rsiz (capabilities) */
2089 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2090 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2092 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2094 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2096 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2098 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2101 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2104 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2107 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2110 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2113 if (l_tmp < 16385) {
2114 l_image->numcomps = (OPJ_UINT16) l_tmp;
2116 opj_event_msg(p_manager, EVT_ERROR,
2117 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2121 if (l_image->numcomps != l_nb_comp) {
2122 opj_event_msg(p_manager, EVT_ERROR,
2123 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2124 l_image->numcomps, l_nb_comp);
2128 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2129 /* testcase issue427-null-image-size.jp2 */
2130 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2131 opj_event_msg(p_manager, EVT_ERROR,
2132 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2133 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2134 (OPJ_INT64)l_image->y1 - l_image->y0);
2137 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2138 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2139 opj_event_msg(p_manager, EVT_ERROR,
2140 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2145 /* testcase issue427-illegal-tile-offset.jp2 */
2146 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2147 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2148 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2149 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2150 opj_event_msg(p_manager, EVT_ERROR,
2151 "Error with SIZ marker: illegal tile offset\n");
2154 if (!p_j2k->dump_state) {
2155 OPJ_UINT32 siz_w, siz_h;
2157 siz_w = l_image->x1 - l_image->x0;
2158 siz_h = l_image->y1 - l_image->y0;
2160 if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
2161 && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
2162 opj_event_msg(p_manager, EVT_ERROR,
2163 "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
2164 p_j2k->ihdr_h, siz_w, siz_h);
2169 if (l_cp->correct) {
2170 /* if JPWL is on, we check whether TX errors have damaged
2171 too much the SIZ parameters */
2172 if (!(l_image->x1 * l_image->y1)) {
2173 opj_event_msg(p_manager, EVT_ERROR,
2174 "JPWL: bad image size (%d x %d)\n",
2175 l_image->x1, l_image->y1);
2177 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2182 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2183 if (l_image->numcomps != ((len - 38) / 3)) {
2184 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2185 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2186 l_image->numcomps, ((len - 38) / 3));
2188 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2191 */ /* we try to correct */
2192 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2193 if (l_image->numcomps < ((len - 38) / 3)) {
2194 len = 38 + 3 * l_image->numcomps;
2195 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2198 l_image->numcomps = ((len - 38) / 3);
2199 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2205 /* update components number in the jpwl_exp_comps filed */
2206 l_cp->exp_comps = l_image->numcomps;
2208 #endif /* USE_JPWL */
2210 /* Allocate the resulting image components */
2211 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2212 sizeof(opj_image_comp_t));
2213 if (l_image->comps == 00) {
2214 l_image->numcomps = 0;
2215 opj_event_msg(p_manager, EVT_ERROR,
2216 "Not enough memory to take in charge SIZ marker\n");
2220 l_img_comp = l_image->comps;
2224 /* Read the component information */
2225 for (i = 0; i < l_image->numcomps; ++i) {
2227 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2229 l_img_comp->prec = (tmp & 0x7f) + 1;
2230 l_img_comp->sgnd = tmp >> 7;
2232 if (p_j2k->dump_state == 0) {
2234 l_prec0 = l_img_comp->prec;
2235 l_sgnd0 = l_img_comp->sgnd;
2236 } else if (!l_cp->allow_different_bit_depth_sign
2237 && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
2238 opj_event_msg(p_manager, EVT_WARNING,
2239 "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
2240 " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
2241 i, l_img_comp->prec, l_img_comp->sgnd);
2243 /* TODO: we should perhaps also check against JP2 BPCC values */
2245 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2247 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2248 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2250 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2251 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2252 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2253 opj_event_msg(p_manager, EVT_ERROR,
2254 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2255 i, l_img_comp->dx, l_img_comp->dy);
2258 /* Avoids later undefined shift in computation of */
2259 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2260 << (l_image->comps[i].prec - 1); */
2261 if (l_img_comp->prec > 31) {
2262 opj_event_msg(p_manager, EVT_ERROR,
2263 "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",
2264 i, l_img_comp->prec);
2268 if (l_cp->correct) {
2269 /* if JPWL is on, we check whether TX errors have damaged
2270 too much the SIZ parameters, again */
2271 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2272 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2273 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2274 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2276 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2279 /* we try to correct */
2280 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2281 if (!l_image->comps[i].dx) {
2282 l_image->comps[i].dx = 1;
2283 opj_event_msg(p_manager, EVT_WARNING,
2284 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2285 i, l_image->comps[i].dx);
2287 if (!l_image->comps[i].dy) {
2288 l_image->comps[i].dy = 1;
2289 opj_event_msg(p_manager, EVT_WARNING,
2290 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2291 i, l_image->comps[i].dy);
2295 #endif /* USE_JPWL */
2296 l_img_comp->resno_decoded =
2297 0; /* number of resolution decoded */
2298 l_img_comp->factor =
2299 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2303 if (l_cp->tdx == 0 || l_cp->tdy == 0) {
2307 /* Compute the number of tiles */
2308 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2309 (OPJ_INT32)l_cp->tdx);
2310 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2311 (OPJ_INT32)l_cp->tdy);
2313 /* Check that the number of tiles is valid */
2314 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2315 opj_event_msg(p_manager, EVT_ERROR,
2316 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2317 l_cp->tw, l_cp->th);
2320 l_nb_tiles = l_cp->tw * l_cp->th;
2322 /* Define the tiles which will be decoded */
2323 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2324 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2325 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2326 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2327 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2328 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2329 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2330 (OPJ_INT32)l_cp->tdx);
2331 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2332 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2333 (OPJ_INT32)l_cp->tdy);
2335 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2336 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2337 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2338 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2342 if (l_cp->correct) {
2343 /* if JPWL is on, we check whether TX errors have damaged
2344 too much the SIZ parameters */
2345 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2346 (l_cp->th > l_cp->max_tiles)) {
2347 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2348 "JPWL: bad number of tiles (%d x %d)\n",
2349 l_cp->tw, l_cp->th);
2351 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2354 /* we try to correct */
2355 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2358 opj_event_msg(p_manager, EVT_WARNING,
2359 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2362 if (l_cp->tw > l_cp->max_tiles) {
2364 opj_event_msg(p_manager, EVT_WARNING,
2365 "- too large x, increase expectance of %d\n"
2366 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2367 l_cp->max_tiles, l_cp->tw);
2371 opj_event_msg(p_manager, EVT_WARNING,
2372 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2375 if (l_cp->th > l_cp->max_tiles) {
2377 opj_event_msg(p_manager, EVT_WARNING,
2378 "- too large y, increase expectance of %d to continue\n",
2379 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2380 l_cp->max_tiles, l_cp->th);
2384 #endif /* USE_JPWL */
2386 /* memory allocations */
2387 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2388 if (l_cp->tcps == 00) {
2389 opj_event_msg(p_manager, EVT_ERROR,
2390 "Not enough memory to take in charge SIZ marker\n");
2395 if (l_cp->correct) {
2397 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2398 "JPWL: could not alloc tcps field of cp\n");
2400 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2405 #endif /* USE_JPWL */
2407 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2408 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2409 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2410 opj_event_msg(p_manager, EVT_ERROR,
2411 "Not enough memory to take in charge SIZ marker\n");
2415 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2416 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2417 sizeof(opj_mct_data_t));
2419 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2420 opj_event_msg(p_manager, EVT_ERROR,
2421 "Not enough memory to take in charge SIZ marker\n");
2424 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2425 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2427 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2428 (opj_simple_mcc_decorrelation_data_t*)
2429 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2430 sizeof(opj_simple_mcc_decorrelation_data_t));
2432 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2433 opj_event_msg(p_manager, EVT_ERROR,
2434 "Not enough memory to take in charge SIZ marker\n");
2437 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2438 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2440 /* set up default dc level shift */
2441 for (i = 0; i < l_image->numcomps; ++i) {
2442 if (! l_image->comps[i].sgnd) {
2443 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2444 << (l_image->comps[i].prec - 1);
2448 l_current_tile_param = l_cp->tcps;
2449 for (i = 0; i < l_nb_tiles; ++i) {
2450 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2451 sizeof(opj_tccp_t));
2452 if (l_current_tile_param->tccps == 00) {
2453 opj_event_msg(p_manager, EVT_ERROR,
2454 "Not enough memory to take in charge SIZ marker\n");
2458 ++l_current_tile_param;
2461 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
2462 opj_image_comp_header_update(l_image, l_cp);
2467 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2468 opj_stream_private_t *p_stream,
2469 opj_event_mgr_t * p_manager
2472 OPJ_UINT32 l_comment_size;
2473 OPJ_UINT32 l_total_com_size;
2474 const OPJ_CHAR *l_comment;
2475 OPJ_BYTE * l_current_ptr = 00;
2478 assert(p_j2k != 00);
2479 assert(p_stream != 00);
2480 assert(p_manager != 00);
2482 l_comment = p_j2k->m_cp.comment;
2483 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2484 l_total_com_size = l_comment_size + 6;
2486 if (l_total_com_size >
2487 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2488 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2489 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2490 if (! new_header_tile_data) {
2491 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2492 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2493 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2494 opj_event_msg(p_manager, EVT_ERROR,
2495 "Not enough memory to write the COM marker\n");
2498 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2499 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2502 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2504 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2507 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2510 opj_write_bytes(l_current_ptr, 1,
2511 2); /* General use (IS 8859-15:1999 (Latin) values) */
2514 memcpy(l_current_ptr, l_comment, l_comment_size);
2516 if (opj_stream_write_data(p_stream,
2517 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2518 p_manager) != l_total_com_size) {
2526 * Reads a COM marker (comments)
2527 * @param p_j2k the jpeg2000 file codec.
2528 * @param p_header_data the data contained in the COM box.
2529 * @param p_header_size the size of the data contained in the COM marker.
2530 * @param p_manager the user event manager.
2532 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2533 OPJ_BYTE * p_header_data,
2534 OPJ_UINT32 p_header_size,
2535 opj_event_mgr_t * p_manager
2539 assert(p_j2k != 00);
2540 assert(p_manager != 00);
2541 assert(p_header_data != 00);
2544 OPJ_UNUSED(p_header_data);
2545 OPJ_UNUSED(p_header_size);
2546 OPJ_UNUSED(p_manager);
2551 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2552 opj_stream_private_t *p_stream,
2553 opj_event_mgr_t * p_manager)
2555 opj_cp_t *l_cp = 00;
2556 opj_tcp_t *l_tcp = 00;
2557 OPJ_UINT32 l_code_size, l_remaining_size;
2558 OPJ_BYTE * l_current_data = 00;
2561 assert(p_j2k != 00);
2562 assert(p_manager != 00);
2563 assert(p_stream != 00);
2565 l_cp = &(p_j2k->m_cp);
2566 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2567 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2568 p_j2k->m_current_tile_number, 0);
2569 l_remaining_size = l_code_size;
2571 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2572 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2573 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2574 if (! new_header_tile_data) {
2575 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2576 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2577 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2578 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2581 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2582 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2585 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2587 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2588 l_current_data += 2;
2590 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2591 l_current_data += 2;
2593 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2596 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2599 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2600 l_current_data += 2;
2602 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2605 l_remaining_size -= 9;
2607 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2608 l_current_data, &l_remaining_size, p_manager)) {
2609 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2613 if (l_remaining_size != 0) {
2614 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2618 if (opj_stream_write_data(p_stream,
2619 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2620 p_manager) != l_code_size) {
2628 * Reads a COD marker (Coding Styke defaults)
2629 * @param p_header_data the data contained in the COD box.
2630 * @param p_j2k the jpeg2000 codec.
2631 * @param p_header_size the size of the data contained in the COD marker.
2632 * @param p_manager the user event manager.
2634 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2635 OPJ_BYTE * p_header_data,
2636 OPJ_UINT32 p_header_size,
2637 opj_event_mgr_t * p_manager
2643 opj_cp_t *l_cp = 00;
2644 opj_tcp_t *l_tcp = 00;
2645 opj_image_t *l_image = 00;
2648 assert(p_header_data != 00);
2649 assert(p_j2k != 00);
2650 assert(p_manager != 00);
2652 l_image = p_j2k->m_private_image;
2653 l_cp = &(p_j2k->m_cp);
2655 /* If we are in the first tile-part header of the current tile */
2656 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2657 &l_cp->tcps[p_j2k->m_current_tile_number] :
2658 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2660 /* Only one COD per tile */
2662 opj_event_msg(p_manager, EVT_ERROR,
2663 "COD marker already read. No more than one COD marker per tile.\n");
2668 /* Make sure room is sufficient */
2669 if (p_header_size < 5) {
2670 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2674 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2676 /* Make sure we know how to decode this */
2677 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2678 J2K_CP_CSTY_EPH)) != 0U) {
2679 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2682 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2684 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2685 /* Make sure progression order is valid */
2686 if (l_tcp->prg > OPJ_CPRL) {
2687 opj_event_msg(p_manager, EVT_ERROR,
2688 "Unknown progression order in COD marker\n");
2689 l_tcp->prg = OPJ_PROG_UNKNOWN;
2691 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2694 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2695 opj_event_msg(p_manager, EVT_ERROR,
2696 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2701 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2702 if (l_cp->m_specific_param.m_dec.m_layer) {
2703 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2705 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2708 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2712 for (i = 0; i < l_image->numcomps; ++i) {
2713 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2716 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2718 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2722 if (p_header_size != 0) {
2723 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2727 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2728 opj_j2k_copy_tile_component_parameters(p_j2k);
2731 #ifdef WIP_REMOVE_MSD
2732 if (p_j2k->cstr_info) {
2733 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2734 p_j2k->cstr_info->prog = l_tcp->prg;
2735 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2736 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2737 l_image->numcomps * sizeof(OPJ_UINT32));
2738 if (!p_j2k->cstr_info->numdecompos) {
2741 for (i = 0; i < l_image->numcomps; ++i) {
2742 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2750 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2751 OPJ_UINT32 p_comp_no,
2752 opj_stream_private_t *p_stream,
2753 opj_event_mgr_t * p_manager)
2755 OPJ_UINT32 l_coc_size, l_remaining_size;
2756 OPJ_UINT32 l_comp_room;
2759 assert(p_j2k != 00);
2760 assert(p_manager != 00);
2761 assert(p_stream != 00);
2763 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2765 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2766 p_j2k->m_current_tile_number, p_comp_no);
2768 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2769 OPJ_BYTE *new_header_tile_data;
2770 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2771 = (OPJ_BYTE*)opj_realloc(
2772 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2775 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2776 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2777 if (! new_header_tile_data) {
2778 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2779 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2780 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2781 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2784 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2785 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2788 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2789 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2792 if (opj_stream_write_data(p_stream,
2793 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2794 p_manager) != l_coc_size) {
2801 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2802 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2804 opj_cp_t *l_cp = NULL;
2805 opj_tcp_t *l_tcp = NULL;
2808 assert(p_j2k != 00);
2810 l_cp = &(p_j2k->m_cp);
2811 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2813 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2818 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2819 p_first_comp_no, p_second_comp_no);
2822 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2823 OPJ_UINT32 p_comp_no,
2825 OPJ_UINT32 * p_data_written,
2826 opj_event_mgr_t * p_manager
2829 opj_cp_t *l_cp = 00;
2830 opj_tcp_t *l_tcp = 00;
2831 OPJ_UINT32 l_coc_size, l_remaining_size;
2832 OPJ_BYTE * l_current_data = 00;
2833 opj_image_t *l_image = 00;
2834 OPJ_UINT32 l_comp_room;
2837 assert(p_j2k != 00);
2838 assert(p_manager != 00);
2840 l_cp = &(p_j2k->m_cp);
2841 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2842 l_image = p_j2k->m_private_image;
2843 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2845 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2846 p_j2k->m_current_tile_number, p_comp_no);
2847 l_remaining_size = l_coc_size;
2849 l_current_data = p_data;
2851 opj_write_bytes(l_current_data, J2K_MS_COC,
2853 l_current_data += 2;
2855 opj_write_bytes(l_current_data, l_coc_size - 2,
2857 l_current_data += 2;
2859 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2860 l_current_data += l_comp_room;
2862 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2866 l_remaining_size -= (5 + l_comp_room);
2867 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2868 l_current_data, &l_remaining_size, p_manager);
2869 * p_data_written = l_coc_size;
2872 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2875 OPJ_UINT32 l_nb_comp;
2876 OPJ_UINT32 l_nb_tiles;
2877 OPJ_UINT32 l_max = 0;
2881 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2882 l_nb_comp = p_j2k->m_private_image->numcomps;
2884 for (i = 0; i < l_nb_tiles; ++i) {
2885 for (j = 0; j < l_nb_comp; ++j) {
2886 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2894 * Reads a COC marker (Coding Style Component)
2895 * @param p_header_data the data contained in the COC box.
2896 * @param p_j2k the jpeg2000 codec.
2897 * @param p_header_size the size of the data contained in the COC marker.
2898 * @param p_manager the user event manager.
2900 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2901 OPJ_BYTE * p_header_data,
2902 OPJ_UINT32 p_header_size,
2903 opj_event_mgr_t * p_manager
2906 opj_cp_t *l_cp = NULL;
2907 opj_tcp_t *l_tcp = NULL;
2908 opj_image_t *l_image = NULL;
2909 OPJ_UINT32 l_comp_room;
2910 OPJ_UINT32 l_comp_no;
2913 assert(p_header_data != 00);
2914 assert(p_j2k != 00);
2915 assert(p_manager != 00);
2917 l_cp = &(p_j2k->m_cp);
2918 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2920 &l_cp->tcps[p_j2k->m_current_tile_number] :
2921 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2922 l_image = p_j2k->m_private_image;
2924 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2926 /* make sure room is sufficient*/
2927 if (p_header_size < l_comp_room + 1) {
2928 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2931 p_header_size -= l_comp_room + 1;
2933 opj_read_bytes(p_header_data, &l_comp_no,
2934 l_comp_room); /* Ccoc */
2935 p_header_data += l_comp_room;
2936 if (l_comp_no >= l_image->numcomps) {
2937 opj_event_msg(p_manager, EVT_ERROR,
2938 "Error reading COC marker (bad number of components)\n");
2942 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2946 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2948 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2952 if (p_header_size != 0) {
2953 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2959 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2960 opj_stream_private_t *p_stream,
2961 opj_event_mgr_t * p_manager
2964 OPJ_UINT32 l_qcd_size, l_remaining_size;
2965 OPJ_BYTE * l_current_data = 00;
2968 assert(p_j2k != 00);
2969 assert(p_manager != 00);
2970 assert(p_stream != 00);
2972 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2974 l_remaining_size = l_qcd_size;
2976 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2977 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2978 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2979 if (! new_header_tile_data) {
2980 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2981 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2982 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2983 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2986 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2987 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2990 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2992 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2993 l_current_data += 2;
2995 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
2996 l_current_data += 2;
2998 l_remaining_size -= 4;
3000 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
3001 l_current_data, &l_remaining_size, p_manager)) {
3002 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3006 if (l_remaining_size != 0) {
3007 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3011 if (opj_stream_write_data(p_stream,
3012 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
3013 p_manager) != l_qcd_size) {
3021 * Reads a QCD marker (Quantization defaults)
3022 * @param p_header_data the data contained in the QCD box.
3023 * @param p_j2k the jpeg2000 codec.
3024 * @param p_header_size the size of the data contained in the QCD marker.
3025 * @param p_manager the user event manager.
3027 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3028 OPJ_BYTE * p_header_data,
3029 OPJ_UINT32 p_header_size,
3030 opj_event_mgr_t * p_manager
3034 assert(p_header_data != 00);
3035 assert(p_j2k != 00);
3036 assert(p_manager != 00);
3038 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3040 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3044 if (p_header_size != 0) {
3045 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3049 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3050 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3055 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3056 OPJ_UINT32 p_comp_no,
3057 opj_stream_private_t *p_stream,
3058 opj_event_mgr_t * p_manager
3061 OPJ_UINT32 l_qcc_size, l_remaining_size;
3064 assert(p_j2k != 00);
3065 assert(p_manager != 00);
3066 assert(p_stream != 00);
3068 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3070 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3071 l_remaining_size = l_qcc_size;
3073 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3074 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3075 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3076 if (! new_header_tile_data) {
3077 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3078 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3079 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3080 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3083 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3084 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3087 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3088 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3091 if (opj_stream_write_data(p_stream,
3092 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3093 p_manager) != l_qcc_size) {
3100 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3101 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3103 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3104 p_first_comp_no, p_second_comp_no);
3107 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3108 OPJ_UINT32 p_comp_no,
3110 OPJ_UINT32 * p_data_written,
3111 opj_event_mgr_t * p_manager
3114 OPJ_UINT32 l_qcc_size, l_remaining_size;
3115 OPJ_BYTE * l_current_data = 00;
3118 assert(p_j2k != 00);
3119 assert(p_manager != 00);
3121 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3123 l_remaining_size = l_qcc_size;
3125 l_current_data = p_data;
3127 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3128 l_current_data += 2;
3130 if (p_j2k->m_private_image->numcomps <= 256) {
3133 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3134 l_current_data += 2;
3136 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3139 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3140 l_remaining_size -= 6;
3142 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3143 l_current_data += 2;
3145 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3146 l_current_data += 2;
3148 l_remaining_size -= 6;
3151 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3152 l_current_data, &l_remaining_size, p_manager);
3154 *p_data_written = l_qcc_size;
3157 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3159 return opj_j2k_get_max_coc_size(p_j2k);
3163 * Reads a QCC marker (Quantization component)
3164 * @param p_header_data the data contained in the QCC box.
3165 * @param p_j2k the jpeg2000 codec.
3166 * @param p_header_size the size of the data contained in the QCC marker.
3167 * @param p_manager the user event manager.
3169 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3170 OPJ_BYTE * p_header_data,
3171 OPJ_UINT32 p_header_size,
3172 opj_event_mgr_t * p_manager
3175 OPJ_UINT32 l_num_comp, l_comp_no;
3178 assert(p_header_data != 00);
3179 assert(p_j2k != 00);
3180 assert(p_manager != 00);
3182 l_num_comp = p_j2k->m_private_image->numcomps;
3184 if (l_num_comp <= 256) {
3185 if (p_header_size < 1) {
3186 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3189 opj_read_bytes(p_header_data, &l_comp_no, 1);
3193 if (p_header_size < 2) {
3194 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3197 opj_read_bytes(p_header_data, &l_comp_no, 2);
3203 if (p_j2k->m_cp.correct) {
3205 static OPJ_UINT32 backup_compno = 0;
3207 /* compno is negative or larger than the number of components!!! */
3208 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3209 opj_event_msg(p_manager, EVT_ERROR,
3210 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3211 l_comp_no, l_num_comp);
3213 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3216 /* we try to correct */
3217 l_comp_no = backup_compno % l_num_comp;
3218 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3219 "- setting component number to %d\n",
3223 /* keep your private count of tiles */
3226 #endif /* USE_JPWL */
3228 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3229 opj_event_msg(p_manager, EVT_ERROR,
3230 "Invalid component number: %d, regarding the number of components %d\n",
3231 l_comp_no, p_j2k->m_private_image->numcomps);
3235 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3237 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3241 if (p_header_size != 0) {
3242 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3249 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3250 opj_stream_private_t *p_stream,
3251 opj_event_mgr_t * p_manager
3254 OPJ_UINT32 l_nb_comp;
3255 OPJ_UINT32 l_nb_poc;
3256 OPJ_UINT32 l_poc_size;
3257 OPJ_UINT32 l_written_size = 0;
3258 opj_tcp_t *l_tcp = 00;
3259 OPJ_UINT32 l_poc_room;
3262 assert(p_j2k != 00);
3263 assert(p_manager != 00);
3264 assert(p_stream != 00);
3266 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3267 l_nb_comp = p_j2k->m_private_image->numcomps;
3268 l_nb_poc = 1 + l_tcp->numpocs;
3270 if (l_nb_comp <= 256) {
3275 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3277 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3278 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3279 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3280 if (! new_header_tile_data) {
3281 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3282 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3283 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3284 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3287 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3288 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3291 opj_j2k_write_poc_in_memory(p_j2k,
3292 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3295 if (opj_stream_write_data(p_stream,
3296 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3297 p_manager) != l_poc_size) {
3304 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3306 OPJ_UINT32 * p_data_written,
3307 opj_event_mgr_t * p_manager
3311 OPJ_BYTE * l_current_data = 00;
3312 OPJ_UINT32 l_nb_comp;
3313 OPJ_UINT32 l_nb_poc;
3314 OPJ_UINT32 l_poc_size;
3315 opj_image_t *l_image = 00;
3316 opj_tcp_t *l_tcp = 00;
3317 opj_tccp_t *l_tccp = 00;
3318 opj_poc_t *l_current_poc = 00;
3319 OPJ_UINT32 l_poc_room;
3322 assert(p_j2k != 00);
3323 assert(p_manager != 00);
3325 OPJ_UNUSED(p_manager);
3327 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3328 l_tccp = &l_tcp->tccps[0];
3329 l_image = p_j2k->m_private_image;
3330 l_nb_comp = l_image->numcomps;
3331 l_nb_poc = 1 + l_tcp->numpocs;
3333 if (l_nb_comp <= 256) {
3339 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3341 l_current_data = p_data;
3343 opj_write_bytes(l_current_data, J2K_MS_POC,
3345 l_current_data += 2;
3347 opj_write_bytes(l_current_data, l_poc_size - 2,
3349 l_current_data += 2;
3351 l_current_poc = l_tcp->pocs;
3352 for (i = 0; i < l_nb_poc; ++i) {
3353 opj_write_bytes(l_current_data, l_current_poc->resno0,
3357 opj_write_bytes(l_current_data, l_current_poc->compno0,
3358 l_poc_room); /* CSpoc_i */
3359 l_current_data += l_poc_room;
3361 opj_write_bytes(l_current_data, l_current_poc->layno1,
3363 l_current_data += 2;
3365 opj_write_bytes(l_current_data, l_current_poc->resno1,
3369 opj_write_bytes(l_current_data, l_current_poc->compno1,
3370 l_poc_room); /* CEpoc_i */
3371 l_current_data += l_poc_room;
3373 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3377 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3378 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3379 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3380 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3381 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3382 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3383 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3388 *p_data_written = l_poc_size;
3391 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3393 opj_tcp_t * l_tcp = 00;
3394 OPJ_UINT32 l_nb_tiles = 0;
3395 OPJ_UINT32 l_max_poc = 0;
3398 l_tcp = p_j2k->m_cp.tcps;
3399 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3401 for (i = 0; i < l_nb_tiles; ++i) {
3402 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3408 return 4 + 9 * l_max_poc;
3411 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3414 OPJ_UINT32 l_nb_tiles;
3415 OPJ_UINT32 l_max = 0;
3416 opj_tcp_t * l_tcp = 00;
3418 l_tcp = p_j2k->m_cp.tcps;
3419 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3421 for (i = 0; i < l_nb_tiles; ++i) {
3422 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3430 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3432 OPJ_UINT32 l_nb_bytes = 0;
3433 OPJ_UINT32 l_nb_comps;
3434 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3436 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3437 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3439 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3440 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3441 l_nb_bytes += l_nb_comps * l_coc_bytes;
3443 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3444 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3447 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3449 /*** DEVELOPER CORNER, Add room for your headers ***/
3455 * Reads a POC marker (Progression Order Change)
3457 * @param p_header_data the data contained in the POC box.
3458 * @param p_j2k the jpeg2000 codec.
3459 * @param p_header_size the size of the data contained in the POC marker.
3460 * @param p_manager the user event manager.
3462 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3463 OPJ_BYTE * p_header_data,
3464 OPJ_UINT32 p_header_size,
3465 opj_event_mgr_t * p_manager
3468 OPJ_UINT32 i, l_nb_comp, l_tmp;
3469 opj_image_t * l_image = 00;
3470 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3471 OPJ_UINT32 l_chunk_size, l_comp_room;
3473 opj_cp_t *l_cp = 00;
3474 opj_tcp_t *l_tcp = 00;
3475 opj_poc_t *l_current_poc = 00;
3478 assert(p_header_data != 00);
3479 assert(p_j2k != 00);
3480 assert(p_manager != 00);
3482 l_image = p_j2k->m_private_image;
3483 l_nb_comp = l_image->numcomps;
3484 if (l_nb_comp <= 256) {
3489 l_chunk_size = 5 + 2 * l_comp_room;
3490 l_current_poc_nb = p_header_size / l_chunk_size;
3491 l_current_poc_remaining = p_header_size % l_chunk_size;
3493 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3494 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3498 l_cp = &(p_j2k->m_cp);
3499 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3500 &l_cp->tcps[p_j2k->m_current_tile_number] :
3501 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3502 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3503 l_current_poc_nb += l_old_poc_nb;
3505 if (l_current_poc_nb >= J2K_MAX_POCS) {
3506 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3510 /* now poc is in use.*/
3513 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3514 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3515 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3518 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3519 l_comp_room); /* CSpoc_i */
3520 p_header_data += l_comp_room;
3521 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3523 /* make sure layer end is in acceptable bounds */
3524 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3526 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3529 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3530 l_comp_room); /* CEpoc_i */
3531 p_header_data += l_comp_room;
3532 opj_read_bytes(p_header_data, &l_tmp,
3535 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3536 /* make sure comp is in acceptable bounds */
3537 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3541 l_tcp->numpocs = l_current_poc_nb - 1;
3546 * Reads a CRG marker (Component registration)
3548 * @param p_header_data the data contained in the TLM box.
3549 * @param p_j2k the jpeg2000 codec.
3550 * @param p_header_size the size of the data contained in the TLM marker.
3551 * @param p_manager the user event manager.
3553 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3554 OPJ_BYTE * p_header_data,
3555 OPJ_UINT32 p_header_size,
3556 opj_event_mgr_t * p_manager
3559 OPJ_UINT32 l_nb_comp;
3561 assert(p_header_data != 00);
3562 assert(p_j2k != 00);
3563 assert(p_manager != 00);
3565 OPJ_UNUSED(p_header_data);
3567 l_nb_comp = p_j2k->m_private_image->numcomps;
3569 if (p_header_size != l_nb_comp * 4) {
3570 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3573 /* Do not care of this at the moment since only local variables are set here */
3576 (i = 0; i < l_nb_comp; ++i)
3578 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3580 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3588 * Reads a TLM marker (Tile Length Marker)
3590 * @param p_header_data the data contained in the TLM box.
3591 * @param p_j2k the jpeg2000 codec.
3592 * @param p_header_size the size of the data contained in the TLM marker.
3593 * @param p_manager the user event manager.
3595 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3596 OPJ_BYTE * p_header_data,
3597 OPJ_UINT32 p_header_size,
3598 opj_event_mgr_t * p_manager
3601 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3604 assert(p_header_data != 00);
3605 assert(p_j2k != 00);
3606 assert(p_manager != 00);
3610 if (p_header_size < 2) {
3611 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3616 opj_read_bytes(p_header_data, &l_Ztlm,
3619 opj_read_bytes(p_header_data, &l_Stlm,
3623 l_ST = ((l_Stlm >> 4) & 0x3);
3624 l_SP = (l_Stlm >> 6) & 0x1;
3626 l_Ptlm_size = (l_SP + 1) * 2;
3627 l_quotient = l_Ptlm_size + l_ST;
3629 l_tot_num_tp_remaining = p_header_size % l_quotient;
3631 if (l_tot_num_tp_remaining != 0) {
3632 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3635 /* FIXME Do not care of this at the moment since only local variables are set here */
3638 (i = 0; i < l_tot_num_tp; ++i)
3640 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3641 p_header_data += l_ST;
3642 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3643 p_header_data += l_Ptlm_size;
3649 * Reads a PLM marker (Packet length, main header marker)
3651 * @param p_header_data the data contained in the TLM box.
3652 * @param p_j2k the jpeg2000 codec.
3653 * @param p_header_size the size of the data contained in the TLM marker.
3654 * @param p_manager the user event manager.
3656 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3657 OPJ_BYTE * p_header_data,
3658 OPJ_UINT32 p_header_size,
3659 opj_event_mgr_t * p_manager
3663 assert(p_header_data != 00);
3664 assert(p_j2k != 00);
3665 assert(p_manager != 00);
3668 OPJ_UNUSED(p_header_data);
3670 if (p_header_size < 1) {
3671 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3674 /* Do not care of this at the moment since only local variables are set here */
3676 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3683 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3685 p_header_size -= (1+l_Nplm);
3689 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3693 (i = 0; i < l_Nplm; ++i)
3695 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3697 // take only the last seven bytes
3698 l_packet_len |= (l_tmp & 0x7f);
3706 // store packet length and proceed to next packet
3713 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3722 * Reads a PLT marker (Packet length, tile-part header)
3724 * @param p_header_data the data contained in the PLT box.
3725 * @param p_j2k the jpeg2000 codec.
3726 * @param p_header_size the size of the data contained in the PLT marker.
3727 * @param p_manager the user event manager.
3729 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3730 OPJ_BYTE * p_header_data,
3731 OPJ_UINT32 p_header_size,
3732 opj_event_mgr_t * p_manager
3735 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3738 assert(p_header_data != 00);
3739 assert(p_j2k != 00);
3740 assert(p_manager != 00);
3744 if (p_header_size < 1) {
3745 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3749 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3753 for (i = 0; i < p_header_size; ++i) {
3754 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3756 /* take only the last seven bytes */
3757 l_packet_len |= (l_tmp & 0x7f);
3761 /* store packet length and proceed to next packet */
3766 if (l_packet_len != 0) {
3767 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3775 * Reads a PPM marker (Packed packet headers, main header)
3777 * @param p_header_data the data contained in the POC box.
3778 * @param p_j2k the jpeg2000 codec.
3779 * @param p_header_size the size of the data contained in the POC marker.
3780 * @param p_manager the user event manager.
3783 static OPJ_BOOL opj_j2k_read_ppm(
3785 OPJ_BYTE * p_header_data,
3786 OPJ_UINT32 p_header_size,
3787 opj_event_mgr_t * p_manager)
3789 opj_cp_t *l_cp = 00;
3793 assert(p_header_data != 00);
3794 assert(p_j2k != 00);
3795 assert(p_manager != 00);
3797 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3798 if (p_header_size < 2) {
3799 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3803 l_cp = &(p_j2k->m_cp);
3806 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3810 /* check allocation needed */
3811 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3812 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3813 assert(l_cp->ppm_markers_count == 0U);
3815 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3816 if (l_cp->ppm_markers == NULL) {
3817 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3820 l_cp->ppm_markers_count = l_newCount;
3821 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3822 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3823 opj_ppx *new_ppm_markers;
3824 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3825 l_newCount * sizeof(opj_ppx));
3826 if (new_ppm_markers == NULL) {
3827 /* clean up to be done on l_cp destruction */
3828 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3831 l_cp->ppm_markers = new_ppm_markers;
3832 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3833 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3834 l_cp->ppm_markers_count = l_newCount;
3837 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3838 /* clean up to be done on l_cp destruction */
3839 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3843 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3844 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3845 /* clean up to be done on l_cp destruction */
3846 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3849 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3850 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3856 * Merges all PPM markers read (Packed headers, main header)
3858 * @param p_cp main coding parameters.
3859 * @param p_manager the user event manager.
3861 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3863 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3867 assert(p_manager != 00);
3868 assert(p_cp->ppm_buffer == NULL);
3870 if (p_cp->ppm == 0U) {
3874 l_ppm_data_size = 0U;
3875 l_N_ppm_remaining = 0U;
3876 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3877 if (p_cp->ppm_markers[i].m_data !=
3878 NULL) { /* standard doesn't seem to require contiguous Zppm */
3880 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3881 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3883 if (l_N_ppm_remaining >= l_data_size) {
3884 l_N_ppm_remaining -= l_data_size;
3887 l_data += l_N_ppm_remaining;
3888 l_data_size -= l_N_ppm_remaining;
3889 l_N_ppm_remaining = 0U;
3892 if (l_data_size > 0U) {
3895 if (l_data_size < 4U) {
3896 /* clean up to be done on l_cp destruction */
3897 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3900 opj_read_bytes(l_data, &l_N_ppm, 4);
3904 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 */
3906 if (l_data_size >= l_N_ppm) {
3907 l_data_size -= l_N_ppm;
3910 l_N_ppm_remaining = l_N_ppm - l_data_size;
3913 } while (l_data_size > 0U);
3918 if (l_N_ppm_remaining != 0U) {
3919 /* clean up to be done on l_cp destruction */
3920 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3924 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3925 if (p_cp->ppm_buffer == 00) {
3926 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3929 p_cp->ppm_len = l_ppm_data_size;
3930 l_ppm_data_size = 0U;
3931 l_N_ppm_remaining = 0U;
3932 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3933 if (p_cp->ppm_markers[i].m_data !=
3934 NULL) { /* standard doesn't seem to require contiguous Zppm */
3936 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3937 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3939 if (l_N_ppm_remaining >= l_data_size) {
3940 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3941 l_ppm_data_size += l_data_size;
3942 l_N_ppm_remaining -= l_data_size;
3945 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3946 l_ppm_data_size += l_N_ppm_remaining;
3947 l_data += l_N_ppm_remaining;
3948 l_data_size -= l_N_ppm_remaining;
3949 l_N_ppm_remaining = 0U;
3952 if (l_data_size > 0U) {
3955 if (l_data_size < 4U) {
3956 /* clean up to be done on l_cp destruction */
3957 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3960 opj_read_bytes(l_data, &l_N_ppm, 4);
3964 if (l_data_size >= l_N_ppm) {
3965 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3966 l_ppm_data_size += l_N_ppm;
3967 l_data_size -= l_N_ppm;
3970 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3971 l_ppm_data_size += l_data_size;
3972 l_N_ppm_remaining = l_N_ppm - l_data_size;
3975 } while (l_data_size > 0U);
3977 opj_free(p_cp->ppm_markers[i].m_data);
3978 p_cp->ppm_markers[i].m_data = NULL;
3979 p_cp->ppm_markers[i].m_data_size = 0U;
3983 p_cp->ppm_data = p_cp->ppm_buffer;
3984 p_cp->ppm_data_size = p_cp->ppm_len;
3986 p_cp->ppm_markers_count = 0U;
3987 opj_free(p_cp->ppm_markers);
3988 p_cp->ppm_markers = NULL;
3994 * Reads a PPT marker (Packed packet headers, tile-part header)
3996 * @param p_header_data the data contained in the PPT box.
3997 * @param p_j2k the jpeg2000 codec.
3998 * @param p_header_size the size of the data contained in the PPT marker.
3999 * @param p_manager the user event manager.
4001 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
4002 OPJ_BYTE * p_header_data,
4003 OPJ_UINT32 p_header_size,
4004 opj_event_mgr_t * p_manager
4007 opj_cp_t *l_cp = 00;
4008 opj_tcp_t *l_tcp = 00;
4012 assert(p_header_data != 00);
4013 assert(p_j2k != 00);
4014 assert(p_manager != 00);
4016 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
4017 if (p_header_size < 2) {
4018 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
4022 l_cp = &(p_j2k->m_cp);
4024 opj_event_msg(p_manager, EVT_ERROR,
4025 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4029 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4032 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4036 /* check allocation needed */
4037 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4038 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4039 assert(l_tcp->ppt_markers_count == 0U);
4041 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4042 if (l_tcp->ppt_markers == NULL) {
4043 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4046 l_tcp->ppt_markers_count = l_newCount;
4047 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4048 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4049 opj_ppx *new_ppt_markers;
4050 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4051 l_newCount * sizeof(opj_ppx));
4052 if (new_ppt_markers == NULL) {
4053 /* clean up to be done on l_tcp destruction */
4054 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4057 l_tcp->ppt_markers = new_ppt_markers;
4058 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4059 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4060 l_tcp->ppt_markers_count = l_newCount;
4063 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4064 /* clean up to be done on l_tcp destruction */
4065 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4069 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4070 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4071 /* clean up to be done on l_tcp destruction */
4072 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4075 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4076 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4081 * Merges all PPT markers read (Packed packet headers, tile-part header)
4083 * @param p_tcp the tile.
4084 * @param p_manager the user event manager.
4086 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4088 OPJ_UINT32 i, l_ppt_data_size;
4090 assert(p_tcp != 00);
4091 assert(p_manager != 00);
4092 assert(p_tcp->ppt_buffer == NULL);
4094 if (p_tcp->ppt == 0U) {
4098 l_ppt_data_size = 0U;
4099 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4101 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4104 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4105 if (p_tcp->ppt_buffer == 00) {
4106 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4109 p_tcp->ppt_len = l_ppt_data_size;
4110 l_ppt_data_size = 0U;
4111 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4112 if (p_tcp->ppt_markers[i].m_data !=
4113 NULL) { /* standard doesn't seem to require contiguous Zppt */
4114 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4115 p_tcp->ppt_markers[i].m_data_size);
4117 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4119 opj_free(p_tcp->ppt_markers[i].m_data);
4120 p_tcp->ppt_markers[i].m_data = NULL;
4121 p_tcp->ppt_markers[i].m_data_size = 0U;
4125 p_tcp->ppt_markers_count = 0U;
4126 opj_free(p_tcp->ppt_markers);
4127 p_tcp->ppt_markers = NULL;
4129 p_tcp->ppt_data = p_tcp->ppt_buffer;
4130 p_tcp->ppt_data_size = p_tcp->ppt_len;
4134 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4135 opj_stream_private_t *p_stream,
4136 opj_event_mgr_t * p_manager
4139 OPJ_BYTE * l_current_data = 00;
4140 OPJ_UINT32 l_tlm_size;
4143 assert(p_j2k != 00);
4144 assert(p_manager != 00);
4145 assert(p_stream != 00);
4147 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4149 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4150 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4151 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4152 if (! new_header_tile_data) {
4153 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4154 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4155 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4156 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4159 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4160 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4163 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4165 /* change the way data is written to avoid seeking if possible */
4167 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4169 opj_write_bytes(l_current_data, J2K_MS_TLM,
4171 l_current_data += 2;
4173 opj_write_bytes(l_current_data, l_tlm_size - 2,
4175 l_current_data += 2;
4177 opj_write_bytes(l_current_data, 0,
4181 opj_write_bytes(l_current_data, 0x50,
4182 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4185 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4186 if (opj_stream_write_data(p_stream,
4187 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4188 p_manager) != l_tlm_size) {
4195 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4197 OPJ_UINT32 p_total_data_size,
4198 OPJ_UINT32 * p_data_written,
4199 const opj_stream_private_t *p_stream,
4200 opj_event_mgr_t * p_manager
4204 assert(p_j2k != 00);
4205 assert(p_manager != 00);
4206 assert(p_stream != 00);
4208 OPJ_UNUSED(p_stream);
4210 if (p_total_data_size < 12) {
4211 opj_event_msg(p_manager, EVT_ERROR,
4212 "Not enough bytes in output buffer to write SOT marker\n");
4216 opj_write_bytes(p_data, J2K_MS_SOT,
4220 opj_write_bytes(p_data, 10,
4224 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4231 opj_write_bytes(p_data,
4232 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4236 opj_write_bytes(p_data,
4237 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4243 /* update markers struct */
4245 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4247 assert(0 && "TODO");
4248 #endif /* USE_JPWL */
4250 * p_data_written = 12;
4255 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4256 OPJ_UINT32 p_header_size,
4257 OPJ_UINT32* p_tile_no,
4258 OPJ_UINT32* p_tot_len,
4259 OPJ_UINT32* p_current_part,
4260 OPJ_UINT32* p_num_parts,
4261 opj_event_mgr_t * p_manager)
4264 assert(p_header_data != 00);
4265 assert(p_manager != 00);
4267 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4268 if (p_header_size != 8) {
4269 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4273 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4275 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4277 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4279 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4284 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4285 OPJ_BYTE * p_header_data,
4286 OPJ_UINT32 p_header_size,
4287 opj_event_mgr_t * p_manager)
4289 opj_cp_t *l_cp = 00;
4290 opj_tcp_t *l_tcp = 00;
4291 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4292 OPJ_UINT32 l_current_part;
4293 OPJ_UINT32 l_tile_x, l_tile_y;
4297 assert(p_j2k != 00);
4298 assert(p_manager != 00);
4300 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4301 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4303 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4306 #ifdef DEBUG_VERBOSE
4307 fprintf(stderr, "SOT %d %d %d %d\n",
4308 p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
4311 l_cp = &(p_j2k->m_cp);
4313 /* testcase 2.pdf.SIGFPE.706.1112 */
4314 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4315 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4316 p_j2k->m_current_tile_number);
4320 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4321 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4322 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4324 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
4325 p_j2k->m_current_tile_number == (OPJ_UINT32)
4326 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
4327 /* Do only this check if we decode all tile part headers, or if */
4328 /* we decode one precise tile. Otherwise the m_current_tile_part_number */
4329 /* might not be valid */
4330 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4331 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4332 /* We must avoid reading twice the same tile part number for a given tile */
4333 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4334 /* several times. */
4335 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4336 /* should appear in increasing order. */
4337 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4338 opj_event_msg(p_manager, EVT_ERROR,
4339 "Invalid tile part index for tile number %d. "
4340 "Got %d, expected %d\n",
4341 p_j2k->m_current_tile_number,
4343 l_tcp->m_current_tile_part_number + 1);
4348 l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
4351 if (l_cp->correct) {
4353 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4354 static OPJ_UINT32 backup_tileno = 0;
4356 /* tileno is negative or larger than the number of tiles!!! */
4357 if (tileno > (l_cp->tw * l_cp->th)) {
4358 opj_event_msg(p_manager, EVT_ERROR,
4359 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4360 tileno, (l_cp->tw * l_cp->th));
4362 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4365 /* we try to correct */
4366 tileno = backup_tileno;
4367 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4368 "- setting tile number to %d\n",
4372 /* keep your private count of tiles */
4375 #endif /* USE_JPWL */
4377 /* look for the tile in the list of already processed tile (in parts). */
4378 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4379 /* since the time taken by this function can only grow at the time */
4381 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4382 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4384 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4385 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4388 opj_event_msg(p_manager, EVT_ERROR,
4389 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4395 if (l_cp->correct) {
4397 /* totlen is negative or larger than the bytes left!!! */
4398 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4399 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4400 opj_event_msg(p_manager, EVT_ERROR,
4401 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4403 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4405 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4408 /* we try to correct */
4410 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4411 "- setting Psot to %d => assuming it is the last tile\n",
4415 #endif /* USE_JPWL */
4417 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4419 opj_event_msg(p_manager, EVT_INFO,
4420 "Psot value of the current tile-part is equal to zero, "
4421 "we assuming it is the last tile-part of the codestream.\n");
4422 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4425 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4426 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4427 opj_event_msg(p_manager, EVT_ERROR,
4428 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4429 "number of tile-part (%d), giving up\n", l_current_part,
4430 l_tcp->m_nb_tile_parts);
4431 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4436 0) { /* Number of tile-part header is provided by this tile-part header */
4437 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4438 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4439 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4440 if (l_tcp->m_nb_tile_parts) {
4441 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4442 opj_event_msg(p_manager, EVT_ERROR,
4443 "In SOT marker, TPSot (%d) is not valid regards to the current "
4444 "number of tile-part (%d), giving up\n", l_current_part,
4445 l_tcp->m_nb_tile_parts);
4446 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4450 if (l_current_part >= l_num_parts) {
4451 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4452 opj_event_msg(p_manager, EVT_ERROR,
4453 "In SOT marker, TPSot (%d) is not valid regards to the current "
4454 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4455 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4458 l_tcp->m_nb_tile_parts = l_num_parts;
4461 /* If know the number of tile part header we will check if we didn't read the last*/
4462 if (l_tcp->m_nb_tile_parts) {
4463 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4464 p_j2k->m_specific_param.m_decoder.m_can_decode =
4465 1; /* Process the last tile-part header*/
4469 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4470 /* Keep the size of data to skip after this marker */
4471 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4472 12; /* SOT_marker_size = 12 */
4474 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4475 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4478 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4480 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4481 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4482 p_j2k->m_specific_param.m_decoder.m_skip_data =
4483 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4484 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4485 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4486 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4488 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4489 p_j2k->m_specific_param.m_decoder.m_skip_data =
4490 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4491 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4495 if (p_j2k->cstr_index) {
4496 assert(p_j2k->cstr_index->tile_index != 00);
4497 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4498 p_j2k->m_current_tile_number;
4499 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4502 if (l_num_parts != 0) {
4503 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4505 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4508 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4509 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4510 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4511 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4512 opj_event_msg(p_manager, EVT_ERROR,
4513 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4517 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4518 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4519 l_num_parts * sizeof(opj_tp_index_t));
4520 if (! new_tp_index) {
4521 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4522 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4523 opj_event_msg(p_manager, EVT_ERROR,
4524 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4527 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4531 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4533 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4534 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4535 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4536 (opj_tp_index_t*)opj_calloc(
4537 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4538 sizeof(opj_tp_index_t));
4539 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4540 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4541 opj_event_msg(p_manager, EVT_ERROR,
4542 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4547 if (l_current_part >=
4548 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4549 opj_tp_index_t *new_tp_index;
4550 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4552 new_tp_index = (opj_tp_index_t *) opj_realloc(
4553 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4554 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4555 sizeof(opj_tp_index_t));
4556 if (! new_tp_index) {
4557 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4558 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4559 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4560 opj_event_msg(p_manager, EVT_ERROR,
4561 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4564 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4573 /* 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 */
4574 /* if (p_j2k->cstr_info) {
4577 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4580 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4581 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4582 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4583 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4586 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4589 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4593 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4596 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4597 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4598 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4603 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4604 opj_tcd_t * p_tile_coder,
4606 OPJ_UINT32 * p_data_written,
4607 OPJ_UINT32 p_total_data_size,
4608 const opj_stream_private_t *p_stream,
4609 opj_event_mgr_t * p_manager
4612 opj_codestream_info_t *l_cstr_info = 00;
4613 OPJ_UINT32 l_remaining_data;
4616 assert(p_j2k != 00);
4617 assert(p_manager != 00);
4618 assert(p_stream != 00);
4620 OPJ_UNUSED(p_stream);
4622 if (p_total_data_size < 4) {
4623 opj_event_msg(p_manager, EVT_ERROR,
4624 "Not enough bytes in output buffer to write SOD marker\n");
4628 opj_write_bytes(p_data, J2K_MS_SOD,
4632 /* make room for the EOF marker */
4633 l_remaining_data = p_total_data_size - 4;
4635 /* update tile coder */
4636 p_tile_coder->tp_num =
4637 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4638 p_tile_coder->cur_tp_num =
4639 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4642 /* TODO mergeV2: check this part which use cstr_info */
4643 /*l_cstr_info = p_j2k->cstr_info;
4645 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4646 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4647 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4653 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4655 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4660 /* update markers struct */
4661 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4663 assert(0 && "TODO");
4664 #endif /* USE_JPWL */
4669 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4670 p_tile_coder->tcd_image->tiles->packno = 0;
4673 l_cstr_info->packno = 0;
4678 *p_data_written = 0;
4680 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
4681 p_data_written, l_remaining_data, l_cstr_info,
4683 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4687 *p_data_written += 2;
4692 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4693 opj_stream_private_t *p_stream,
4694 opj_event_mgr_t * p_manager
4697 OPJ_SIZE_T l_current_read_size;
4698 opj_codestream_index_t * l_cstr_index = 00;
4699 OPJ_BYTE ** l_current_data = 00;
4700 opj_tcp_t * l_tcp = 00;
4701 OPJ_UINT32 * l_tile_len = 00;
4702 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4705 assert(p_j2k != 00);
4706 assert(p_manager != 00);
4707 assert(p_stream != 00);
4709 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4711 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4712 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4713 // but we are in the last tile part,
4714 // so its result will fit on OPJ_UINT32 unless we find
4715 // a file with a single tile part of more than 4 GB...*/
4716 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4717 opj_stream_get_number_byte_left(p_stream) - 2);
4719 /* Check to avoid pass the limit of OPJ_UINT32 */
4720 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4721 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4723 /* MSD: case commented to support empty SOT marker (PHR data) */
4727 l_current_data = &(l_tcp->m_data);
4728 l_tile_len = &l_tcp->m_data_size;
4730 /* Patch to support new PHR data */
4731 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4732 /* If we are here, we'll try to read the data after allocation */
4733 /* Check enough bytes left in stream before allocation */
4734 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4735 opj_stream_get_number_byte_left(p_stream)) {
4736 opj_event_msg(p_manager, EVT_ERROR,
4737 "Tile part length size inconsistent with stream length\n");
4740 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4741 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4742 opj_event_msg(p_manager, EVT_ERROR,
4743 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4744 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4747 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4748 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4749 /* 0xFFFF marker. */
4750 if (! *l_current_data) {
4751 /* LH: oddly enough, in this path, l_tile_len!=0.
4752 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4754 *l_current_data = (OPJ_BYTE*) opj_malloc(
4755 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4757 OPJ_BYTE *l_new_current_data;
4758 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4759 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4760 opj_event_msg(p_manager, EVT_ERROR,
4761 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4762 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4766 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4767 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4768 OPJ_COMMON_CBLK_DATA_EXTRA);
4769 if (! l_new_current_data) {
4770 opj_free(*l_current_data);
4771 /*nothing more is done as l_current_data will be set to null, and just
4772 afterward we enter in the error path
4773 and the actual tile_len is updated (committed) at the end of the
4776 *l_current_data = l_new_current_data;
4779 if (*l_current_data == 00) {
4780 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4784 l_sot_length_pb_detected = OPJ_TRUE;
4788 l_cstr_index = p_j2k->cstr_index;
4790 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4792 OPJ_UINT32 l_current_tile_part =
4793 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4794 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4797 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4799 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4801 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4805 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4806 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4810 /*l_cstr_index->packno = 0;*/
4813 /* Patch to support new PHR data */
4814 if (!l_sot_length_pb_detected) {
4815 l_current_read_size = opj_stream_read_data(
4817 *l_current_data + *l_tile_len,
4818 p_j2k->m_specific_param.m_decoder.m_sot_length,
4821 l_current_read_size = 0;
4824 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4825 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4827 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4830 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4835 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4836 OPJ_UINT32 p_tile_no,
4837 OPJ_UINT32 p_comp_no,
4838 OPJ_UINT32 nb_comps,
4839 opj_stream_private_t *p_stream,
4840 opj_event_mgr_t * p_manager
4843 OPJ_BYTE * l_current_data = 00;
4844 OPJ_UINT32 l_rgn_size;
4845 opj_cp_t *l_cp = 00;
4846 opj_tcp_t *l_tcp = 00;
4847 opj_tccp_t *l_tccp = 00;
4848 OPJ_UINT32 l_comp_room;
4851 assert(p_j2k != 00);
4852 assert(p_manager != 00);
4853 assert(p_stream != 00);
4855 l_cp = &(p_j2k->m_cp);
4856 l_tcp = &l_cp->tcps[p_tile_no];
4857 l_tccp = &l_tcp->tccps[p_comp_no];
4859 if (nb_comps <= 256) {
4865 l_rgn_size = 6 + l_comp_room;
4867 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4869 opj_write_bytes(l_current_data, J2K_MS_RGN,
4871 l_current_data += 2;
4873 opj_write_bytes(l_current_data, l_rgn_size - 2,
4875 l_current_data += 2;
4877 opj_write_bytes(l_current_data, p_comp_no,
4878 l_comp_room); /* Crgn */
4879 l_current_data += l_comp_room;
4881 opj_write_bytes(l_current_data, 0,
4885 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
4889 if (opj_stream_write_data(p_stream,
4890 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
4891 p_manager) != l_rgn_size) {
4898 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
4899 opj_stream_private_t *p_stream,
4900 opj_event_mgr_t * p_manager
4904 assert(p_j2k != 00);
4905 assert(p_manager != 00);
4906 assert(p_stream != 00);
4908 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
4909 J2K_MS_EOC, 2); /* EOC */
4913 /* update markers struct */
4915 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4917 #endif /* USE_JPWL */
4919 if (opj_stream_write_data(p_stream,
4920 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
4924 if (! opj_stream_flush(p_stream, p_manager)) {
4932 * Reads a RGN marker (Region Of Interest)
4934 * @param p_header_data the data contained in the POC box.
4935 * @param p_j2k the jpeg2000 codec.
4936 * @param p_header_size the size of the data contained in the POC marker.
4937 * @param p_manager the user event manager.
4939 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
4940 OPJ_BYTE * p_header_data,
4941 OPJ_UINT32 p_header_size,
4942 opj_event_mgr_t * p_manager
4945 OPJ_UINT32 l_nb_comp;
4946 opj_image_t * l_image = 00;
4948 opj_cp_t *l_cp = 00;
4949 opj_tcp_t *l_tcp = 00;
4950 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4953 assert(p_header_data != 00);
4954 assert(p_j2k != 00);
4955 assert(p_manager != 00);
4957 l_image = p_j2k->m_private_image;
4958 l_nb_comp = l_image->numcomps;
4960 if (l_nb_comp <= 256) {
4966 if (p_header_size != 2 + l_comp_room) {
4967 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4971 l_cp = &(p_j2k->m_cp);
4972 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4973 &l_cp->tcps[p_j2k->m_current_tile_number] :
4974 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4976 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
4977 p_header_data += l_comp_room;
4978 opj_read_bytes(p_header_data, &l_roi_sty,
4983 if (l_cp->correct) {
4984 /* totlen is negative or larger than the bytes left!!! */
4985 if (l_comp_room >= l_nb_comp) {
4986 opj_event_msg(p_manager, EVT_ERROR,
4987 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4988 l_comp_room, l_nb_comp);
4990 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4995 #endif /* USE_JPWL */
4997 /* testcase 3635.pdf.asan.77.2930 */
4998 if (l_comp_no >= l_nb_comp) {
4999 opj_event_msg(p_manager, EVT_ERROR,
5000 "bad component number in RGN (%d when there are only %d)\n",
5001 l_comp_no, l_nb_comp);
5005 opj_read_bytes(p_header_data,
5006 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
5013 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
5015 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
5018 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
5024 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
5025 opj_stream_private_t *p_stream,
5026 opj_event_mgr_t * p_manager)
5028 opj_cp_t * l_cp = 00;
5029 opj_image_t * l_image = 00;
5030 opj_tcp_t * l_tcp = 00;
5031 opj_image_comp_t * l_img_comp = 00;
5034 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
5035 OPJ_FLOAT32 * l_rates = 0;
5036 OPJ_FLOAT32 l_sot_remove;
5037 OPJ_UINT32 l_bits_empty, l_size_pixel;
5038 OPJ_UINT32 l_tile_size = 0;
5039 OPJ_UINT32 l_last_res;
5040 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
5043 assert(p_j2k != 00);
5044 assert(p_manager != 00);
5045 assert(p_stream != 00);
5047 OPJ_UNUSED(p_manager);
5049 l_cp = &(p_j2k->m_cp);
5050 l_image = p_j2k->m_private_image;
5053 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5054 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5055 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5056 l_cp->th * l_cp->tw);
5058 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5059 l_tp_stride_func = opj_j2k_get_tp_stride;
5061 l_tp_stride_func = opj_j2k_get_default_stride;
5064 for (i = 0; i < l_cp->th; ++i) {
5065 for (j = 0; j < l_cp->tw; ++j) {
5066 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5067 (OPJ_FLOAT32)l_tcp->numlayers;
5069 /* 4 borders of the tile rescale on the image if necessary */
5070 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5071 (OPJ_INT32)l_image->x0);
5072 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5073 (OPJ_INT32)l_image->y0);
5074 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5075 (OPJ_INT32)l_image->x1);
5076 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5077 (OPJ_INT32)l_image->y1);
5079 l_rates = l_tcp->rates;
5081 /* Modification of the RATE >> */
5082 if (*l_rates > 0.0f) {
5083 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5084 (OPJ_UINT32)(l_y1 - l_y0)))
5086 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5094 for (k = 1; k < l_tcp->numlayers; ++k) {
5095 if (*l_rates > 0.0f) {
5096 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5097 (OPJ_UINT32)(l_y1 - l_y0)))
5099 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5115 for (i = 0; i < l_cp->th; ++i) {
5116 for (j = 0; j < l_cp->tw; ++j) {
5117 l_rates = l_tcp->rates;
5119 if (*l_rates > 0.0f) {
5120 *l_rates -= l_sot_remove;
5122 if (*l_rates < 30.0f) {
5129 l_last_res = l_tcp->numlayers - 1;
5131 for (k = 1; k < l_last_res; ++k) {
5133 if (*l_rates > 0.0f) {
5134 *l_rates -= l_sot_remove;
5136 if (*l_rates < * (l_rates - 1) + 10.0f) {
5137 *l_rates = (*(l_rates - 1)) + 20.0f;
5144 if (*l_rates > 0.0f) {
5145 *l_rates -= (l_sot_remove + 2.f);
5147 if (*l_rates < * (l_rates - 1) + 10.0f) {
5148 *l_rates = (*(l_rates - 1)) + 20.0f;
5156 l_img_comp = l_image->comps;
5159 for (i = 0; i < l_image->numcomps; ++i) {
5160 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5162 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5170 /* TODO: where does this magic value come from ? */
5171 /* This used to be 1.3 / 8, but with random data and very small code */
5172 /* block sizes, this is not enough. For example with */
5173 /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
5174 /* TODO revise this to take into account the overhead linked to the */
5175 /* number of packets and number of code blocks in packets */
5176 l_tile_size = (OPJ_UINT32)(l_tile_size * 1.4 / 8);
5178 /* Arbitrary amount to make the following work: */
5179 /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
5182 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5184 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5185 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5186 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5187 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5191 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
5192 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5193 (OPJ_BYTE *) opj_malloc(5 *
5194 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5195 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5199 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5200 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5207 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5208 opj_stream_private_t *p_stream,
5209 opj_event_mgr_t * p_manager)
5212 opj_tcd_t * l_tcd = 00;
5213 OPJ_UINT32 l_nb_tiles;
5214 opj_tcp_t * l_tcp = 00;
5218 assert(p_j2k != 00);
5219 assert(p_manager != 00);
5220 assert(p_stream != 00);
5222 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5223 l_tcp = p_j2k->m_cp.tcps;
5225 l_tcd = opj_tcd_create(OPJ_TRUE);
5227 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5231 for (i = 0; i < l_nb_tiles; ++i) {
5232 if (l_tcp->m_data) {
5233 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5234 opj_tcd_destroy(l_tcd);
5235 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5239 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5244 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5249 opj_j2k_tcp_destroy(l_tcp);
5253 opj_tcd_destroy(l_tcd);
5258 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5259 struct opj_stream_private *p_stream,
5260 struct opj_event_mgr * p_manager)
5263 assert(p_j2k != 00);
5264 assert(p_manager != 00);
5265 assert(p_stream != 00);
5267 OPJ_UNUSED(p_manager);
5269 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5274 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5275 struct opj_stream_private *p_stream,
5276 struct opj_event_mgr * p_manager)
5279 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5280 opj_mct_data_t * l_mct_record;
5284 assert(p_j2k != 00);
5285 assert(p_stream != 00);
5286 assert(p_manager != 00);
5288 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5292 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5293 l_mct_record = l_tcp->m_mct_records;
5295 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5297 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5304 l_mcc_record = l_tcp->m_mcc_records;
5306 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5308 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5315 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5322 static OPJ_BOOL opj_j2k_write_all_coc(
5324 struct opj_stream_private *p_stream,
5325 struct opj_event_mgr * p_manager)
5330 assert(p_j2k != 00);
5331 assert(p_manager != 00);
5332 assert(p_stream != 00);
5334 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5335 /* cod is first component of first tile */
5336 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5337 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5346 static OPJ_BOOL opj_j2k_write_all_qcc(
5348 struct opj_stream_private *p_stream,
5349 struct opj_event_mgr * p_manager)
5354 assert(p_j2k != 00);
5355 assert(p_manager != 00);
5356 assert(p_stream != 00);
5358 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5359 /* qcd is first component of first tile */
5360 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5361 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5369 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5370 struct opj_stream_private *p_stream,
5371 struct opj_event_mgr * p_manager)
5374 const opj_tccp_t *l_tccp = 00;
5377 assert(p_j2k != 00);
5378 assert(p_manager != 00);
5379 assert(p_stream != 00);
5381 l_tccp = p_j2k->m_cp.tcps->tccps;
5383 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5384 if (l_tccp->roishift) {
5386 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5387 p_stream, p_manager)) {
5398 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5399 struct opj_stream_private *p_stream,
5400 struct opj_event_mgr * p_manager)
5402 opj_codestream_index_t * l_cstr_index = 00;
5405 assert(p_j2k != 00);
5406 assert(p_manager != 00);
5407 assert(p_stream != 00);
5409 OPJ_UNUSED(p_manager);
5411 l_cstr_index = p_j2k->cstr_index;
5413 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5415 /* The following adjustment is done to adjust the codestream size */
5416 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5417 /* the first bunch of bytes is not in the codestream */
5418 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5423 /* preparation of JPWL marker segments */
5427 /* encode according to JPWL */
5428 jpwl_encode(p_j2k, p_stream, image);
5432 assert(0 && "TODO");
5433 #endif /* USE_JPWL */
5438 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5439 opj_stream_private_t *p_stream,
5440 OPJ_UINT32 *output_marker,
5441 opj_event_mgr_t * p_manager
5444 OPJ_UINT32 l_unknown_marker;
5445 const opj_dec_memory_marker_handler_t * l_marker_handler;
5446 OPJ_UINT32 l_size_unk = 2;
5449 assert(p_j2k != 00);
5450 assert(p_manager != 00);
5451 assert(p_stream != 00);
5453 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5456 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5457 if (opj_stream_read_data(p_stream,
5458 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5459 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5463 /* read 2 bytes as the new marker ID*/
5464 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5465 &l_unknown_marker, 2);
5467 if (!(l_unknown_marker < 0xff00)) {
5469 /* Get the marker handler from the marker ID*/
5470 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5472 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5473 opj_event_msg(p_manager, EVT_ERROR,
5474 "Marker is not compliant with its position\n");
5477 if (l_marker_handler->id != J2K_MS_UNK) {
5478 /* Add the marker to the codestream index*/
5479 if (l_marker_handler->id != J2K_MS_SOT) {
5480 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5481 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5483 if (res == OPJ_FALSE) {
5484 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5488 break; /* next marker is known and well located */
5496 *output_marker = l_marker_handler->id ;
5501 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5502 opj_mct_data_t * p_mct_record,
5503 struct opj_stream_private *p_stream,
5504 struct opj_event_mgr * p_manager)
5506 OPJ_UINT32 l_mct_size;
5507 OPJ_BYTE * l_current_data = 00;
5511 assert(p_j2k != 00);
5512 assert(p_manager != 00);
5513 assert(p_stream != 00);
5515 l_mct_size = 10 + p_mct_record->m_data_size;
5517 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5518 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5519 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5520 if (! new_header_tile_data) {
5521 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5522 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5523 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5524 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5527 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5528 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5531 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5533 opj_write_bytes(l_current_data, J2K_MS_MCT,
5535 l_current_data += 2;
5537 opj_write_bytes(l_current_data, l_mct_size - 2,
5539 l_current_data += 2;
5541 opj_write_bytes(l_current_data, 0,
5543 l_current_data += 2;
5545 /* only one marker atm */
5546 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5547 (p_mct_record->m_element_type << 10);
5549 opj_write_bytes(l_current_data, l_tmp, 2);
5550 l_current_data += 2;
5552 opj_write_bytes(l_current_data, 0,
5554 l_current_data += 2;
5556 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5558 if (opj_stream_write_data(p_stream,
5559 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5560 p_manager) != l_mct_size) {
5568 * Reads a MCT marker (Multiple Component Transform)
5570 * @param p_header_data the data contained in the MCT box.
5571 * @param p_j2k the jpeg2000 codec.
5572 * @param p_header_size the size of the data contained in the MCT marker.
5573 * @param p_manager the user event manager.
5575 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5576 OPJ_BYTE * p_header_data,
5577 OPJ_UINT32 p_header_size,
5578 opj_event_mgr_t * p_manager
5582 opj_tcp_t *l_tcp = 00;
5585 opj_mct_data_t * l_mct_data;
5588 assert(p_header_data != 00);
5589 assert(p_j2k != 00);
5591 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5592 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5593 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5595 if (p_header_size < 2) {
5596 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5601 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5604 opj_event_msg(p_manager, EVT_WARNING,
5605 "Cannot take in charge mct data within multiple MCT records\n");
5609 if (p_header_size <= 6) {
5610 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5614 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5615 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5618 l_indix = l_tmp & 0xff;
5619 l_mct_data = l_tcp->m_mct_records;
5621 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5622 if (l_mct_data->m_index == l_indix) {
5629 if (i == l_tcp->m_nb_mct_records) {
5630 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5631 opj_mct_data_t *new_mct_records;
5632 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5634 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5635 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5636 if (! new_mct_records) {
5637 opj_free(l_tcp->m_mct_records);
5638 l_tcp->m_mct_records = NULL;
5639 l_tcp->m_nb_max_mct_records = 0;
5640 l_tcp->m_nb_mct_records = 0;
5641 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5645 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5646 * to point to the new addresses */
5647 if (new_mct_records != l_tcp->m_mct_records) {
5648 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5649 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5650 &(l_tcp->m_mcc_records[i]);
5651 if (l_mcc_record->m_decorrelation_array) {
5652 l_mcc_record->m_decorrelation_array =
5654 (l_mcc_record->m_decorrelation_array -
5655 l_tcp->m_mct_records);
5657 if (l_mcc_record->m_offset_array) {
5658 l_mcc_record->m_offset_array =
5660 (l_mcc_record->m_offset_array -
5661 l_tcp->m_mct_records);
5666 l_tcp->m_mct_records = new_mct_records;
5667 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5668 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5669 sizeof(opj_mct_data_t));
5672 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5673 ++l_tcp->m_nb_mct_records;
5676 if (l_mct_data->m_data) {
5677 opj_free(l_mct_data->m_data);
5678 l_mct_data->m_data = 00;
5679 l_mct_data->m_data_size = 0;
5682 l_mct_data->m_index = l_indix;
5683 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5684 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5686 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5689 opj_event_msg(p_manager, EVT_WARNING,
5690 "Cannot take in charge multiple MCT markers\n");
5696 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5697 if (! l_mct_data->m_data) {
5698 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5701 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5703 l_mct_data->m_data_size = p_header_size;
5708 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5709 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5710 struct opj_stream_private *p_stream,
5711 struct opj_event_mgr * p_manager)
5714 OPJ_UINT32 l_mcc_size;
5715 OPJ_BYTE * l_current_data = 00;
5716 OPJ_UINT32 l_nb_bytes_for_comp;
5721 assert(p_j2k != 00);
5722 assert(p_manager != 00);
5723 assert(p_stream != 00);
5725 if (p_mcc_record->m_nb_comps > 255) {
5726 l_nb_bytes_for_comp = 2;
5729 l_nb_bytes_for_comp = 1;
5733 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5734 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5735 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5736 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5737 if (! new_header_tile_data) {
5738 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5739 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5740 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5741 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5744 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5745 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5748 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5750 opj_write_bytes(l_current_data, J2K_MS_MCC,
5752 l_current_data += 2;
5754 opj_write_bytes(l_current_data, l_mcc_size - 2,
5756 l_current_data += 2;
5759 opj_write_bytes(l_current_data, 0,
5761 l_current_data += 2;
5763 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5764 1); /* Imcc -> no need for other values, take the first */
5767 /* only one marker atm */
5768 opj_write_bytes(l_current_data, 0,
5770 l_current_data += 2;
5772 opj_write_bytes(l_current_data, 1,
5773 2); /* Qmcc -> number of collections -> 1 */
5774 l_current_data += 2;
5776 opj_write_bytes(l_current_data, 0x1,
5777 1); /* Xmcci type of component transformation -> array based decorrelation */
5780 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5781 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5782 l_current_data += 2;
5784 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5785 opj_write_bytes(l_current_data, i,
5786 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5787 l_current_data += l_nb_bytes_for_comp;
5790 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5791 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5792 l_current_data += 2;
5794 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5795 opj_write_bytes(l_current_data, i,
5796 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5797 l_current_data += l_nb_bytes_for_comp;
5800 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5802 if (p_mcc_record->m_decorrelation_array) {
5803 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5806 if (p_mcc_record->m_offset_array) {
5807 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5810 opj_write_bytes(l_current_data, l_tmcc,
5811 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5812 l_current_data += 3;
5814 if (opj_stream_write_data(p_stream,
5815 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5816 p_manager) != l_mcc_size) {
5823 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5824 OPJ_BYTE * p_header_data,
5825 OPJ_UINT32 p_header_size,
5826 opj_event_mgr_t * p_manager)
5832 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5833 opj_mct_data_t * l_mct_data;
5834 OPJ_UINT32 l_nb_collections;
5835 OPJ_UINT32 l_nb_comps;
5836 OPJ_UINT32 l_nb_bytes_by_comp;
5837 OPJ_BOOL l_new_mcc = OPJ_FALSE;
5840 assert(p_header_data != 00);
5841 assert(p_j2k != 00);
5842 assert(p_manager != 00);
5844 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5845 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5846 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5848 if (p_header_size < 2) {
5849 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5854 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
5857 opj_event_msg(p_manager, EVT_WARNING,
5858 "Cannot take in charge multiple data spanning\n");
5862 if (p_header_size < 7) {
5863 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5867 opj_read_bytes(p_header_data, &l_indix,
5868 1); /* Imcc -> no need for other values, take the first */
5871 l_mcc_record = l_tcp->m_mcc_records;
5873 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5874 if (l_mcc_record->m_index == l_indix) {
5881 if (i == l_tcp->m_nb_mcc_records) {
5882 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5883 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5884 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5886 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5887 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
5888 opj_simple_mcc_decorrelation_data_t));
5889 if (! new_mcc_records) {
5890 opj_free(l_tcp->m_mcc_records);
5891 l_tcp->m_mcc_records = NULL;
5892 l_tcp->m_nb_max_mcc_records = 0;
5893 l_tcp->m_nb_mcc_records = 0;
5894 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5897 l_tcp->m_mcc_records = new_mcc_records;
5898 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5899 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
5900 * sizeof(opj_simple_mcc_decorrelation_data_t));
5902 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5903 l_new_mcc = OPJ_TRUE;
5905 l_mcc_record->m_index = l_indix;
5907 /* only one marker atm */
5908 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
5911 opj_event_msg(p_manager, EVT_WARNING,
5912 "Cannot take in charge multiple data spanning\n");
5916 opj_read_bytes(p_header_data, &l_nb_collections,
5917 2); /* Qmcc -> number of collections -> 1 */
5920 if (l_nb_collections > 1) {
5921 opj_event_msg(p_manager, EVT_WARNING,
5922 "Cannot take in charge multiple collections\n");
5928 for (i = 0; i < l_nb_collections; ++i) {
5929 if (p_header_size < 3) {
5930 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5934 opj_read_bytes(p_header_data, &l_tmp,
5935 1); /* Xmcci type of component transformation -> array based decorrelation */
5939 opj_event_msg(p_manager, EVT_WARNING,
5940 "Cannot take in charge collections other than array decorrelation\n");
5944 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5949 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5950 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5952 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5953 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5957 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5959 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5960 opj_read_bytes(p_header_data, &l_tmp,
5961 l_nb_bytes_by_comp); /* Cmccij Component offset*/
5962 p_header_data += l_nb_bytes_by_comp;
5965 opj_event_msg(p_manager, EVT_WARNING,
5966 "Cannot take in charge collections with indix shuffle\n");
5971 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5974 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5975 l_nb_comps &= 0x7fff;
5977 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5978 opj_event_msg(p_manager, EVT_WARNING,
5979 "Cannot take in charge collections without same number of indixes\n");
5983 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5984 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5988 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5990 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5991 opj_read_bytes(p_header_data, &l_tmp,
5992 l_nb_bytes_by_comp); /* Wmccij Component offset*/
5993 p_header_data += l_nb_bytes_by_comp;
5996 opj_event_msg(p_manager, EVT_WARNING,
5997 "Cannot take in charge collections with indix shuffle\n");
6002 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
6005 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
6006 l_mcc_record->m_decorrelation_array = 00;
6007 l_mcc_record->m_offset_array = 00;
6009 l_indix = l_tmp & 0xff;
6011 l_mct_data = l_tcp->m_mct_records;
6012 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6013 if (l_mct_data->m_index == l_indix) {
6014 l_mcc_record->m_decorrelation_array = l_mct_data;
6020 if (l_mcc_record->m_decorrelation_array == 00) {
6021 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6026 l_indix = (l_tmp >> 8) & 0xff;
6028 l_mct_data = l_tcp->m_mct_records;
6029 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6030 if (l_mct_data->m_index == l_indix) {
6031 l_mcc_record->m_offset_array = l_mct_data;
6037 if (l_mcc_record->m_offset_array == 00) {
6038 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6044 if (p_header_size != 0) {
6045 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6050 ++l_tcp->m_nb_mcc_records;
6056 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
6057 struct opj_stream_private *p_stream,
6058 struct opj_event_mgr * p_manager
6061 OPJ_BYTE * l_current_data = 00;
6062 OPJ_UINT32 l_mco_size;
6063 opj_tcp_t * l_tcp = 00;
6064 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6068 assert(p_j2k != 00);
6069 assert(p_manager != 00);
6070 assert(p_stream != 00);
6072 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6074 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6075 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6077 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6078 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6079 if (! new_header_tile_data) {
6080 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6081 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6082 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6083 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6086 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6087 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6089 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6092 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6093 l_current_data += 2;
6095 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6096 l_current_data += 2;
6098 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6099 1); /* Nmco : only one transform stage*/
6102 l_mcc_record = l_tcp->m_mcc_records;
6103 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6104 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6105 1); /* Imco -> use the mcc indicated by 1*/
6110 if (opj_stream_write_data(p_stream,
6111 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6112 p_manager) != l_mco_size) {
6120 * Reads a MCO marker (Multiple Component Transform Ordering)
6122 * @param p_header_data the data contained in the MCO box.
6123 * @param p_j2k the jpeg2000 codec.
6124 * @param p_header_size the size of the data contained in the MCO marker.
6125 * @param p_manager the user event manager.
6127 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6128 OPJ_BYTE * p_header_data,
6129 OPJ_UINT32 p_header_size,
6130 opj_event_mgr_t * p_manager
6133 OPJ_UINT32 l_tmp, i;
6134 OPJ_UINT32 l_nb_stages;
6136 opj_tccp_t * l_tccp;
6137 opj_image_t * l_image;
6140 assert(p_header_data != 00);
6141 assert(p_j2k != 00);
6142 assert(p_manager != 00);
6144 l_image = p_j2k->m_private_image;
6145 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6146 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6147 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6149 if (p_header_size < 1) {
6150 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6154 opj_read_bytes(p_header_data, &l_nb_stages,
6155 1); /* Nmco : only one transform stage*/
6158 if (l_nb_stages > 1) {
6159 opj_event_msg(p_manager, EVT_WARNING,
6160 "Cannot take in charge multiple transformation stages.\n");
6164 if (p_header_size != l_nb_stages + 1) {
6165 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6169 l_tccp = l_tcp->tccps;
6171 for (i = 0; i < l_image->numcomps; ++i) {
6172 l_tccp->m_dc_level_shift = 0;
6176 if (l_tcp->m_mct_decoding_matrix) {
6177 opj_free(l_tcp->m_mct_decoding_matrix);
6178 l_tcp->m_mct_decoding_matrix = 00;
6181 for (i = 0; i < l_nb_stages; ++i) {
6182 opj_read_bytes(p_header_data, &l_tmp, 1);
6185 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6193 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6197 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6198 opj_mct_data_t * l_deco_array, * l_offset_array;
6199 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6200 OPJ_UINT32 l_nb_elem;
6201 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6202 opj_tccp_t * l_tccp;
6205 assert(p_tcp != 00);
6207 l_mcc_record = p_tcp->m_mcc_records;
6209 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6210 if (l_mcc_record->m_index == p_index) {
6215 if (i == p_tcp->m_nb_mcc_records) {
6216 /** element discarded **/
6220 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6221 /** do not support number of comps != image */
6225 l_deco_array = l_mcc_record->m_decorrelation_array;
6228 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6229 * p_image->numcomps;
6230 if (l_deco_array->m_data_size != l_data_size) {
6234 l_nb_elem = p_image->numcomps * p_image->numcomps;
6235 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6236 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6238 if (! p_tcp->m_mct_decoding_matrix) {
6242 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6243 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6246 l_offset_array = l_mcc_record->m_offset_array;
6248 if (l_offset_array) {
6249 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6251 if (l_offset_array->m_data_size != l_data_size) {
6255 l_nb_elem = p_image->numcomps;
6256 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6257 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6259 if (! l_offset_data) {
6263 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6264 l_offset_array->m_data, l_offset_data, l_nb_elem);
6266 l_tccp = p_tcp->tccps;
6267 l_current_offset_data = l_offset_data;
6269 for (i = 0; i < p_image->numcomps; ++i) {
6270 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6274 opj_free(l_offset_data);
6280 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6281 struct opj_stream_private *p_stream,
6282 struct opj_event_mgr * p_manager)
6285 OPJ_UINT32 l_cbd_size;
6286 OPJ_BYTE * l_current_data = 00;
6287 opj_image_t *l_image = 00;
6288 opj_image_comp_t * l_comp = 00;
6291 assert(p_j2k != 00);
6292 assert(p_manager != 00);
6293 assert(p_stream != 00);
6295 l_image = p_j2k->m_private_image;
6296 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6298 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6299 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6300 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6301 if (! new_header_tile_data) {
6302 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6303 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6304 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6305 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6308 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6309 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6312 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6314 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6315 l_current_data += 2;
6317 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6318 l_current_data += 2;
6320 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6321 l_current_data += 2;
6323 l_comp = l_image->comps;
6325 for (i = 0; i < l_image->numcomps; ++i) {
6326 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6327 1); /* Component bit depth */
6333 if (opj_stream_write_data(p_stream,
6334 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6335 p_manager) != l_cbd_size) {
6343 * Reads a CBD marker (Component bit depth definition)
6344 * @param p_header_data the data contained in the CBD box.
6345 * @param p_j2k the jpeg2000 codec.
6346 * @param p_header_size the size of the data contained in the CBD marker.
6347 * @param p_manager the user event manager.
6349 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6350 OPJ_BYTE * p_header_data,
6351 OPJ_UINT32 p_header_size,
6352 opj_event_mgr_t * p_manager
6355 OPJ_UINT32 l_nb_comp, l_num_comp;
6356 OPJ_UINT32 l_comp_def;
6358 opj_image_comp_t * l_comp = 00;
6361 assert(p_header_data != 00);
6362 assert(p_j2k != 00);
6363 assert(p_manager != 00);
6365 l_num_comp = p_j2k->m_private_image->numcomps;
6367 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6368 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6372 opj_read_bytes(p_header_data, &l_nb_comp,
6376 if (l_nb_comp != l_num_comp) {
6377 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6381 l_comp = p_j2k->m_private_image->comps;
6382 for (i = 0; i < l_num_comp; ++i) {
6383 opj_read_bytes(p_header_data, &l_comp_def,
6384 1); /* Component bit depth */
6386 l_comp->sgnd = (l_comp_def >> 7) & 1;
6387 l_comp->prec = (l_comp_def & 0x7f) + 1;
6389 if (l_comp->prec > 31) {
6390 opj_event_msg(p_manager, EVT_ERROR,
6391 "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",
6401 /* ----------------------------------------------------------------------- */
6402 /* J2K / JPT decoder interface */
6403 /* ----------------------------------------------------------------------- */
6405 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6407 if (j2k && parameters) {
6408 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6409 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6411 j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
6413 j2k->m_cp.correct = parameters->jpwl_correct;
6414 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6415 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6416 #endif /* USE_JPWL */
6420 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6422 if (opj_has_thread_support()) {
6423 opj_thread_pool_destroy(j2k->m_tp);
6425 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6426 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6428 if (j2k->m_tp == NULL) {
6429 j2k->m_tp = opj_thread_pool_create(0);
6437 static int opj_j2k_get_default_thread_count()
6439 const char* num_threads_str = getenv("OPJ_NUM_THREADS");
6443 if (num_threads_str == NULL || !opj_has_thread_support()) {
6446 num_cpus = opj_get_num_cpus();
6447 if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
6450 if (num_cpus == 0) {
6453 num_threads = atoi(num_threads_str);
6454 if (num_threads < 0) {
6456 } else if (num_threads > 2 * num_cpus) {
6457 num_threads = 2 * num_cpus;
6462 /* ----------------------------------------------------------------------- */
6463 /* J2K encoder interface */
6464 /* ----------------------------------------------------------------------- */
6466 opj_j2k_t* opj_j2k_create_compress(void)
6468 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6474 l_j2k->m_is_decoder = 0;
6475 l_j2k->m_cp.m_is_decoder = 0;
6477 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6478 OPJ_J2K_DEFAULT_HEADER_SIZE);
6479 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6480 opj_j2k_destroy(l_j2k);
6484 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6485 OPJ_J2K_DEFAULT_HEADER_SIZE;
6487 /* validation list creation*/
6488 l_j2k->m_validation_list = opj_procedure_list_create();
6489 if (! l_j2k->m_validation_list) {
6490 opj_j2k_destroy(l_j2k);
6494 /* execution list creation*/
6495 l_j2k->m_procedure_list = opj_procedure_list_create();
6496 if (! l_j2k->m_procedure_list) {
6497 opj_j2k_destroy(l_j2k);
6501 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6503 l_j2k->m_tp = opj_thread_pool_create(0);
6506 opj_j2k_destroy(l_j2k);
6513 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6519 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6521 POC[0].prg1 = OPJ_CPRL;
6523 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6526 POC[1].resno1 = (OPJ_UINT32)numres;
6528 POC[1].prg1 = OPJ_CPRL;
6532 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6533 opj_image_t *image, opj_event_mgr_t *p_manager)
6535 /* Configure cinema parameters */
6539 parameters->tile_size_on = OPJ_FALSE;
6540 parameters->cp_tdx = 1;
6541 parameters->cp_tdy = 1;
6543 /* One tile part for each component */
6544 parameters->tp_flag = 'C';
6545 parameters->tp_on = 1;
6547 /* Tile and Image shall be at (0,0) */
6548 parameters->cp_tx0 = 0;
6549 parameters->cp_ty0 = 0;
6550 parameters->image_offset_x0 = 0;
6551 parameters->image_offset_y0 = 0;
6553 /* Codeblock size= 32*32 */
6554 parameters->cblockw_init = 32;
6555 parameters->cblockh_init = 32;
6557 /* Codeblock style: no mode switch enabled */
6558 parameters->mode = 0;
6561 parameters->roi_compno = -1;
6563 /* No subsampling */
6564 parameters->subsampling_dx = 1;
6565 parameters->subsampling_dy = 1;
6568 parameters->irreversible = 1;
6570 /* Number of layers */
6571 if (parameters->tcp_numlayers > 1) {
6572 opj_event_msg(p_manager, EVT_WARNING,
6573 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6574 "1 single quality layer"
6575 "-> Number of layers forced to 1 (rather than %d)\n"
6576 "-> Rate of the last layer (%3.1f) will be used",
6577 parameters->tcp_numlayers,
6578 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6579 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6580 parameters->tcp_numlayers = 1;
6583 /* Resolution levels */
6584 switch (parameters->rsiz) {
6585 case OPJ_PROFILE_CINEMA_2K:
6586 if (parameters->numresolution > 6) {
6587 opj_event_msg(p_manager, EVT_WARNING,
6588 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6589 "Number of decomposition levels <= 5\n"
6590 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6591 parameters->numresolution + 1);
6592 parameters->numresolution = 6;
6595 case OPJ_PROFILE_CINEMA_4K:
6596 if (parameters->numresolution < 2) {
6597 opj_event_msg(p_manager, EVT_WARNING,
6598 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6599 "Number of decomposition levels >= 1 && <= 6\n"
6600 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6601 parameters->numresolution + 1);
6602 parameters->numresolution = 1;
6603 } else if (parameters->numresolution > 7) {
6604 opj_event_msg(p_manager, EVT_WARNING,
6605 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6606 "Number of decomposition levels >= 1 && <= 6\n"
6607 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6608 parameters->numresolution + 1);
6609 parameters->numresolution = 7;
6617 parameters->csty |= 0x01;
6618 if (parameters->numresolution == 1) {
6619 parameters->res_spec = 1;
6620 parameters->prcw_init[0] = 128;
6621 parameters->prch_init[0] = 128;
6623 parameters->res_spec = parameters->numresolution - 1;
6624 for (i = 0; i < parameters->res_spec; i++) {
6625 parameters->prcw_init[i] = 256;
6626 parameters->prch_init[i] = 256;
6630 /* The progression order shall be CPRL */
6631 parameters->prog_order = OPJ_CPRL;
6633 /* Progression order changes for 4K, disallowed for 2K */
6634 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6635 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6636 parameters->numresolution);
6638 parameters->numpocs = 0;
6641 /* Limited bit-rate */
6642 parameters->cp_disto_alloc = 1;
6643 if (parameters->max_cs_size <= 0) {
6644 /* No rate has been introduced, 24 fps is assumed */
6645 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6646 opj_event_msg(p_manager, EVT_WARNING,
6647 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6648 "Maximum 1302083 compressed bytes @ 24fps\n"
6649 "As no rate has been given, this limit will be used.\n");
6650 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6651 opj_event_msg(p_manager, EVT_WARNING,
6652 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6653 "Maximum 1302083 compressed bytes @ 24fps\n"
6654 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6655 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6658 if (parameters->max_comp_size <= 0) {
6659 /* No rate has been introduced, 24 fps is assumed */
6660 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6661 opj_event_msg(p_manager, EVT_WARNING,
6662 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6663 "Maximum 1041666 compressed bytes @ 24fps\n"
6664 "As no rate has been given, this limit will be used.\n");
6665 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6666 opj_event_msg(p_manager, EVT_WARNING,
6667 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6668 "Maximum 1041666 compressed bytes @ 24fps\n"
6669 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6670 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6673 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6674 image->comps[0].h * image->comps[0].prec) /
6675 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6676 image->comps[0].dy);
6680 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6681 opj_event_mgr_t *p_manager)
6685 /* Number of components */
6686 if (image->numcomps != 3) {
6687 opj_event_msg(p_manager, EVT_WARNING,
6688 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6690 "-> Number of components of input image (%d) is not compliant\n"
6691 "-> Non-profile-3 codestream will be generated\n",
6697 for (i = 0; i < image->numcomps; i++) {
6698 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6699 char signed_str[] = "signed";
6700 char unsigned_str[] = "unsigned";
6701 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6702 opj_event_msg(p_manager, EVT_WARNING,
6703 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6704 "Precision of each component shall be 12 bits unsigned"
6705 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6706 "-> Non-profile-3 codestream will be generated\n",
6707 i, image->comps[i].bpp, tmp_str);
6714 case OPJ_PROFILE_CINEMA_2K:
6715 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6716 opj_event_msg(p_manager, EVT_WARNING,
6717 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6718 "width <= 2048 and height <= 1080\n"
6719 "-> Input image size %d x %d is not compliant\n"
6720 "-> Non-profile-3 codestream will be generated\n",
6721 image->comps[0].w, image->comps[0].h);
6725 case OPJ_PROFILE_CINEMA_4K:
6726 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6727 opj_event_msg(p_manager, EVT_WARNING,
6728 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6729 "width <= 4096 and height <= 2160\n"
6730 "-> Image size %d x %d is not compliant\n"
6731 "-> Non-profile-4 codestream will be generated\n",
6732 image->comps[0].w, image->comps[0].h);
6743 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
6744 opj_cparameters_t *parameters,
6746 opj_event_mgr_t * p_manager)
6748 OPJ_UINT32 i, j, tileno, numpocs_tile;
6750 OPJ_UINT32 cblkw, cblkh;
6752 if (!p_j2k || !parameters || ! image) {
6756 if ((parameters->numresolution <= 0) ||
6757 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6758 opj_event_msg(p_manager, EVT_ERROR,
6759 "Invalid number of resolutions : %d not in range [1,%d]\n",
6760 parameters->numresolution, OPJ_J2K_MAXRLVLS);
6764 if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
6765 opj_event_msg(p_manager, EVT_ERROR,
6766 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6767 parameters->cblockw_init);
6770 if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
6771 opj_event_msg(p_manager, EVT_ERROR,
6772 "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
6773 parameters->cblockh_init);
6776 if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
6777 opj_event_msg(p_manager, EVT_ERROR,
6778 "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
6781 cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6782 cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6783 if (parameters->cblockw_init != (1 << cblkw)) {
6784 opj_event_msg(p_manager, EVT_ERROR,
6785 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6786 parameters->cblockw_init);
6789 if (parameters->cblockh_init != (1 << cblkh)) {
6790 opj_event_msg(p_manager, EVT_ERROR,
6791 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6792 parameters->cblockh_init);
6796 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6797 cp = &(p_j2k->m_cp);
6799 /* set default values for cp */
6803 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6804 if (parameters->rsiz ==
6805 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6806 OPJ_BOOL deprecated_used = OPJ_FALSE;
6807 switch (parameters->cp_cinema) {
6808 case OPJ_CINEMA2K_24:
6809 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6810 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6811 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6812 deprecated_used = OPJ_TRUE;
6814 case OPJ_CINEMA2K_48:
6815 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6816 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6817 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6818 deprecated_used = OPJ_TRUE;
6820 case OPJ_CINEMA4K_24:
6821 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6822 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6823 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6824 deprecated_used = OPJ_TRUE;
6830 switch (parameters->cp_rsiz) {
6832 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6833 deprecated_used = OPJ_TRUE;
6836 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6837 deprecated_used = OPJ_TRUE;
6840 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6841 deprecated_used = OPJ_TRUE;
6846 if (deprecated_used) {
6847 opj_event_msg(p_manager, EVT_WARNING,
6848 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6849 "Please consider using only the rsiz field\n"
6850 "See openjpeg.h documentation for more details\n");
6854 /* If no explicit layers are provided, use lossless settings */
6855 if (parameters->tcp_numlayers == 0) {
6856 parameters->tcp_numlayers = 1;
6857 parameters->cp_disto_alloc = 1;
6858 parameters->tcp_rates[0] = 0;
6861 if (parameters->cp_disto_alloc) {
6862 /* Emit warnings if tcp_rates are not decreasing */
6863 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6864 OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
6865 OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
6866 if (rate_i_corr <= 1.0) {
6869 if (rate_i_m_1_corr <= 1.0) {
6870 rate_i_m_1_corr = 1.0;
6872 if (rate_i_corr >= rate_i_m_1_corr) {
6873 if (rate_i_corr != parameters->tcp_rates[i] &&
6874 rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
6875 opj_event_msg(p_manager, EVT_WARNING,
6876 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
6877 "than tcp_rates[%d]=%f (corrected as %f)\n",
6878 i, parameters->tcp_rates[i], rate_i_corr,
6879 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
6880 } else if (rate_i_corr != parameters->tcp_rates[i]) {
6881 opj_event_msg(p_manager, EVT_WARNING,
6882 "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
6883 "than tcp_rates[%d]=%f\n",
6884 i, parameters->tcp_rates[i], rate_i_corr,
6885 i - 1, parameters->tcp_rates[i - 1]);
6886 } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
6887 opj_event_msg(p_manager, EVT_WARNING,
6888 "tcp_rates[%d]=%f should be strictly lesser "
6889 "than tcp_rates[%d]=%f (corrected as %f)\n",
6890 i, parameters->tcp_rates[i],
6891 i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
6893 opj_event_msg(p_manager, EVT_WARNING,
6894 "tcp_rates[%d]=%f should be strictly lesser "
6895 "than tcp_rates[%d]=%f\n",
6896 i, parameters->tcp_rates[i],
6897 i - 1, parameters->tcp_rates[i - 1]);
6901 } else if (parameters->cp_fixed_quality) {
6902 /* Emit warnings if tcp_distoratio are not increasing */
6903 for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6904 if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
6905 !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
6906 parameters->tcp_distoratio[i] == 0)) {
6907 opj_event_msg(p_manager, EVT_WARNING,
6908 "tcp_distoratio[%d]=%f should be strictly greater "
6909 "than tcp_distoratio[%d]=%f\n",
6910 i, parameters->tcp_distoratio[i], i - 1,
6911 parameters->tcp_distoratio[i - 1]);
6916 /* see if max_codestream_size does limit input rate */
6917 if (parameters->max_cs_size <= 0) {
6918 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
6919 OPJ_FLOAT32 temp_size;
6920 temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
6921 image->comps[0].h * image->comps[0].prec) /
6922 ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
6923 image->comps[0].dx * image->comps[0].dy));
6924 if (temp_size > INT_MAX) {
6925 parameters->max_cs_size = INT_MAX;
6927 parameters->max_cs_size = (int) floor(temp_size);
6930 parameters->max_cs_size = 0;
6933 OPJ_FLOAT32 temp_rate;
6934 OPJ_BOOL cap = OPJ_FALSE;
6935 temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
6936 image->comps[0].h * image->comps[0].prec) /
6937 (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
6938 image->comps[0].dy));
6939 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6940 if (parameters->tcp_rates[i] < temp_rate) {
6941 parameters->tcp_rates[i] = temp_rate;
6946 opj_event_msg(p_manager, EVT_WARNING,
6947 "The desired maximum codestream size has limited\n"
6948 "at least one of the desired quality layers\n");
6952 /* Manage profiles and applications and set RSIZ */
6953 /* set cinema parameters if required */
6954 if (OPJ_IS_CINEMA(parameters->rsiz)) {
6955 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6956 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
6957 opj_event_msg(p_manager, EVT_WARNING,
6958 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6959 parameters->rsiz = OPJ_PROFILE_NONE;
6961 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
6962 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
6963 parameters->rsiz = OPJ_PROFILE_NONE;
6966 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6967 opj_event_msg(p_manager, EVT_WARNING,
6968 "JPEG 2000 Long Term Storage profile not yet supported\n");
6969 parameters->rsiz = OPJ_PROFILE_NONE;
6970 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6971 opj_event_msg(p_manager, EVT_WARNING,
6972 "JPEG 2000 Broadcast profiles not yet supported\n");
6973 parameters->rsiz = OPJ_PROFILE_NONE;
6974 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6975 opj_event_msg(p_manager, EVT_WARNING,
6976 "JPEG 2000 IMF profiles not yet supported\n");
6977 parameters->rsiz = OPJ_PROFILE_NONE;
6978 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6979 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6980 opj_event_msg(p_manager, EVT_WARNING,
6981 "JPEG 2000 Part-2 profile defined\n"
6982 "but no Part-2 extension enabled.\n"
6983 "Profile set to NONE.\n");
6984 parameters->rsiz = OPJ_PROFILE_NONE;
6985 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6986 opj_event_msg(p_manager, EVT_WARNING,
6987 "Unsupported Part-2 extension enabled\n"
6988 "Profile set to NONE.\n");
6989 parameters->rsiz = OPJ_PROFILE_NONE;
6994 copy user encoding parameters
6996 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
6997 parameters->max_comp_size;
6998 cp->rsiz = parameters->rsiz;
6999 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
7000 parameters->cp_disto_alloc & 1u;
7001 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
7002 parameters->cp_fixed_alloc & 1u;
7003 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
7004 parameters->cp_fixed_quality & 1u;
7006 /* mod fixed_quality */
7007 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
7008 size_t array_size = (size_t)parameters->tcp_numlayers *
7009 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
7010 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
7011 if (!cp->m_specific_param.m_enc.m_matrice) {
7012 opj_event_msg(p_manager, EVT_ERROR,
7013 "Not enough memory to allocate copy of user encoding parameters matrix \n");
7016 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
7021 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
7022 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
7025 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
7026 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
7028 /* comment string */
7029 if (parameters->cp_comment) {
7030 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
7032 opj_event_msg(p_manager, EVT_ERROR,
7033 "Not enough memory to allocate copy of comment string\n");
7036 strcpy(cp->comment, parameters->cp_comment);
7038 /* Create default comment for codestream */
7039 const char comment[] = "Created by OpenJPEG version ";
7040 const size_t clen = strlen(comment);
7041 const char *version = opj_version();
7045 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
7047 opj_event_msg(p_manager, EVT_ERROR,
7048 "Not enough memory to allocate comment string\n");
7051 sprintf(cp->comment, "%s%s with JPWL", comment, version);
7053 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
7055 opj_event_msg(p_manager, EVT_ERROR,
7056 "Not enough memory to allocate comment string\n");
7059 sprintf(cp->comment, "%s%s", comment, version);
7065 calculate other encoding parameters
7068 if (parameters->tile_size_on) {
7069 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
7070 (OPJ_INT32)cp->tdx);
7071 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
7072 (OPJ_INT32)cp->tdy);
7074 cp->tdx = image->x1 - cp->tx0;
7075 cp->tdy = image->y1 - cp->ty0;
7078 if (parameters->tp_on) {
7079 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
7080 cp->m_specific_param.m_enc.m_tp_on = 1;
7085 calculate JPWL encoding parameters
7088 if (parameters->jpwl_epc_on) {
7092 cp->epc_on = OPJ_TRUE;
7093 cp->info_on = OPJ_FALSE; /* no informative technique */
7096 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
7097 cp->epb_on = OPJ_TRUE;
7099 cp->hprot_MH = parameters->jpwl_hprot_MH;
7100 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7101 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
7102 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
7104 /* if tile specs are not specified, copy MH specs */
7105 if (cp->hprot_TPH[0] == -1) {
7106 cp->hprot_TPH_tileno[0] = 0;
7107 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
7109 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
7110 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
7111 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
7112 cp->pprot[i] = parameters->jpwl_pprot[i];
7116 /* set ESD writing */
7117 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
7118 cp->esd_on = OPJ_TRUE;
7120 cp->sens_size = parameters->jpwl_sens_size;
7121 cp->sens_addr = parameters->jpwl_sens_addr;
7122 cp->sens_range = parameters->jpwl_sens_range;
7124 cp->sens_MH = parameters->jpwl_sens_MH;
7125 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7126 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
7127 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
7131 /* always set RED writing to false: we are at the encoder */
7132 cp->red_on = OPJ_FALSE;
7135 cp->epc_on = OPJ_FALSE;
7137 #endif /* USE_JPWL */
7139 /* initialize the mutiple tiles */
7140 /* ---------------------------- */
7141 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
7143 opj_event_msg(p_manager, EVT_ERROR,
7144 "Not enough memory to allocate tile coding parameters\n");
7147 if (parameters->numpocs) {
7148 /* initialisation of POC */
7149 opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
7150 (OPJ_UINT32)parameters->numresolution, image->numcomps,
7151 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
7152 /* TODO MSD use the return value*/
7155 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
7156 opj_tcp_t *tcp = &cp->tcps[tileno];
7157 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
7159 for (j = 0; j < tcp->numlayers; j++) {
7160 if (OPJ_IS_CINEMA(cp->rsiz)) {
7161 if (cp->m_specific_param.m_enc.m_fixed_quality) {
7162 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7164 tcp->rates[j] = parameters->tcp_rates[j];
7166 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
7167 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7169 tcp->rates[j] = parameters->tcp_rates[j];
7172 if (!cp->m_specific_param.m_enc.m_fixed_quality &&
7173 tcp->rates[j] <= 1.0) {
7174 tcp->rates[j] = 0.0; /* force lossless */
7178 tcp->csty = (OPJ_UINT32)parameters->csty;
7179 tcp->prg = parameters->prog_order;
7180 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
7185 if (parameters->numpocs) {
7186 /* initialisation of POC */
7188 for (i = 0; i < parameters->numpocs; i++) {
7189 if (tileno + 1 == parameters->POC[i].tile) {
7190 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7192 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7193 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7194 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7195 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7196 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7197 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7198 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7204 tcp->numpocs = numpocs_tile - 1 ;
7209 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7211 opj_event_msg(p_manager, EVT_ERROR,
7212 "Not enough memory to allocate tile component coding parameters\n");
7215 if (parameters->mct_data) {
7217 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7219 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7220 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7224 opj_event_msg(p_manager, EVT_ERROR,
7225 "Not enough memory to allocate temp buffer\n");
7230 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7231 if (! tcp->m_mct_coding_matrix) {
7234 opj_event_msg(p_manager, EVT_ERROR,
7235 "Not enough memory to allocate encoder MCT coding matrix \n");
7238 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7239 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7241 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7242 if (! tcp->m_mct_decoding_matrix) {
7245 opj_event_msg(p_manager, EVT_ERROR,
7246 "Not enough memory to allocate encoder MCT decoding matrix \n");
7249 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
7250 image->numcomps) == OPJ_FALSE) {
7253 opj_event_msg(p_manager, EVT_ERROR,
7254 "Failed to inverse encoder MCT decoding matrix \n");
7258 tcp->mct_norms = (OPJ_FLOAT64*)
7259 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
7260 if (! tcp->mct_norms) {
7263 opj_event_msg(p_manager, EVT_ERROR,
7264 "Not enough memory to allocate encoder MCT norms \n");
7267 opj_calculate_norms(tcp->mct_norms, image->numcomps,
7268 tcp->m_mct_decoding_matrix);
7271 for (i = 0; i < image->numcomps; i++) {
7272 opj_tccp_t *tccp = &tcp->tccps[i];
7273 tccp->m_dc_level_shift = l_dc_shift[i];
7276 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
7277 /* free will be handled by opj_j2k_destroy */
7278 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
7282 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
7283 if ((image->comps[0].dx != image->comps[1].dx) ||
7284 (image->comps[0].dx != image->comps[2].dx) ||
7285 (image->comps[0].dy != image->comps[1].dy) ||
7286 (image->comps[0].dy != image->comps[2].dy)) {
7287 opj_event_msg(p_manager, EVT_WARNING,
7288 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
7292 for (i = 0; i < image->numcomps; i++) {
7293 opj_tccp_t *tccp = &tcp->tccps[i];
7294 opj_image_comp_t * l_comp = &(image->comps[i]);
7296 if (! l_comp->sgnd) {
7297 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
7302 for (i = 0; i < image->numcomps; i++) {
7303 opj_tccp_t *tccp = &tcp->tccps[i];
7305 tccp->csty = parameters->csty &
7306 0x01; /* 0 => one precinct || 1 => custom precinct */
7307 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
7308 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7309 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7310 tccp->cblksty = (OPJ_UINT32)parameters->mode;
7311 tccp->qmfbid = parameters->irreversible ? 0 : 1;
7312 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
7313 J2K_CCP_QNTSTY_NOQNT;
7316 if ((OPJ_INT32)i == parameters->roi_compno) {
7317 tccp->roishift = parameters->roi_shift;
7322 if (parameters->csty & J2K_CCP_CSTY_PRT) {
7323 OPJ_INT32 p = 0, it_res;
7324 assert(tccp->numresolutions > 0);
7325 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
7326 if (p < parameters->res_spec) {
7328 if (parameters->prcw_init[p] < 1) {
7329 tccp->prcw[it_res] = 1;
7331 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
7334 if (parameters->prch_init[p] < 1) {
7335 tccp->prch[it_res] = 1;
7337 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
7341 OPJ_INT32 res_spec = parameters->res_spec;
7342 OPJ_INT32 size_prcw = 0;
7343 OPJ_INT32 size_prch = 0;
7345 assert(res_spec > 0); /* issue 189 */
7346 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
7347 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
7350 if (size_prcw < 1) {
7351 tccp->prcw[it_res] = 1;
7353 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
7356 if (size_prch < 1) {
7357 tccp->prch[it_res] = 1;
7359 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
7363 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
7366 for (j = 0; j < tccp->numresolutions; j++) {
7372 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
7376 if (parameters->mct_data) {
7377 opj_free(parameters->mct_data);
7378 parameters->mct_data = 00;
7383 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
7384 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
7386 assert(cstr_index != 00);
7388 /* expand the list? */
7389 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
7390 opj_marker_info_t *new_marker;
7391 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
7392 cstr_index->maxmarknum);
7393 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
7394 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
7396 opj_free(cstr_index->marker);
7397 cstr_index->marker = NULL;
7398 cstr_index->maxmarknum = 0;
7399 cstr_index->marknum = 0;
7400 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
7403 cstr_index->marker = new_marker;
7406 /* add the marker */
7407 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
7408 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
7409 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
7410 cstr_index->marknum++;
7414 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
7415 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
7418 assert(cstr_index != 00);
7419 assert(cstr_index->tile_index != 00);
7421 /* expand the list? */
7422 if ((cstr_index->tile_index[tileno].marknum + 1) >
7423 cstr_index->tile_index[tileno].maxmarknum) {
7424 opj_marker_info_t *new_marker;
7425 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
7426 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
7427 new_marker = (opj_marker_info_t *) opj_realloc(
7428 cstr_index->tile_index[tileno].marker,
7429 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
7431 opj_free(cstr_index->tile_index[tileno].marker);
7432 cstr_index->tile_index[tileno].marker = NULL;
7433 cstr_index->tile_index[tileno].maxmarknum = 0;
7434 cstr_index->tile_index[tileno].marknum = 0;
7435 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
7438 cstr_index->tile_index[tileno].marker = new_marker;
7441 /* add the marker */
7442 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
7444 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
7446 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
7448 cstr_index->tile_index[tileno].marknum++;
7450 if (type == J2K_MS_SOT) {
7451 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
7453 if (cstr_index->tile_index[tileno].tp_index) {
7454 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
7462 * -----------------------------------------------------------------------
7463 * -----------------------------------------------------------------------
7464 * -----------------------------------------------------------------------
7467 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
7468 opj_stream_private_t *p_stream,
7469 opj_event_mgr_t * p_manager
7478 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
7480 opj_image_t** p_image,
7481 opj_event_mgr_t* p_manager)
7484 assert(p_j2k != 00);
7485 assert(p_stream != 00);
7486 assert(p_manager != 00);
7488 /* create an empty image header */
7489 p_j2k->m_private_image = opj_image_create0();
7490 if (! p_j2k->m_private_image) {
7494 /* customization of the validation */
7495 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
7496 opj_image_destroy(p_j2k->m_private_image);
7497 p_j2k->m_private_image = NULL;
7501 /* validation of the parameters codec */
7502 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
7503 opj_image_destroy(p_j2k->m_private_image);
7504 p_j2k->m_private_image = NULL;
7508 /* customization of the encoding */
7509 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
7510 opj_image_destroy(p_j2k->m_private_image);
7511 p_j2k->m_private_image = NULL;
7516 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
7517 opj_image_destroy(p_j2k->m_private_image);
7518 p_j2k->m_private_image = NULL;
7522 *p_image = opj_image_create0();
7527 /* Copy codestream image information to the output image */
7528 opj_copy_image_header(p_j2k->m_private_image, *p_image);
7530 /*Allocate and initialize some elements of codestrem index*/
7531 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
7538 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
7539 opj_event_mgr_t * p_manager)
7542 assert(p_j2k != 00);
7543 assert(p_manager != 00);
7545 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7546 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
7550 /* DEVELOPER CORNER, add your custom procedures */
7551 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7552 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
7559 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
7560 opj_event_mgr_t * p_manager)
7563 assert(p_j2k != 00);
7564 assert(p_manager != 00);
7566 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7567 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
7570 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7571 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
7575 /* DEVELOPER CORNER, add your custom validation procedure */
7579 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
7580 opj_stream_private_t *p_stream,
7581 opj_event_mgr_t * p_manager)
7583 OPJ_BOOL l_is_valid = OPJ_TRUE;
7587 assert(p_j2k != 00);
7588 assert(p_stream != 00);
7589 assert(p_manager != 00);
7591 OPJ_UNUSED(p_stream);
7592 OPJ_UNUSED(p_manager);
7594 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
7595 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7596 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
7598 for (i = 0; i < l_nb_tiles; ++i) {
7599 if (l_tcp->mct == 2) {
7600 opj_tccp_t * l_tccp = l_tcp->tccps;
7601 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
7603 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
7604 l_is_valid &= !(l_tccp->qmfbid & 1);
7615 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
7618 OPJ_UINT32 l_indix = 1;
7619 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
7620 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
7621 OPJ_UINT32 l_mct_size, l_nb_elem;
7622 OPJ_FLOAT32 * l_data, * l_current_data;
7623 opj_tccp_t * l_tccp;
7626 assert(p_tcp != 00);
7628 if (p_tcp->mct != 2) {
7632 if (p_tcp->m_mct_decoding_matrix) {
7633 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7634 opj_mct_data_t *new_mct_records;
7635 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7637 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7638 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7639 if (! new_mct_records) {
7640 opj_free(p_tcp->m_mct_records);
7641 p_tcp->m_mct_records = NULL;
7642 p_tcp->m_nb_max_mct_records = 0;
7643 p_tcp->m_nb_mct_records = 0;
7644 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7647 p_tcp->m_mct_records = new_mct_records;
7648 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7650 memset(l_mct_deco_data, 0,
7651 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7654 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7656 if (l_mct_deco_data->m_data) {
7657 opj_free(l_mct_deco_data->m_data);
7658 l_mct_deco_data->m_data = 00;
7661 l_mct_deco_data->m_index = l_indix++;
7662 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
7663 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
7664 l_nb_elem = p_image->numcomps * p_image->numcomps;
7665 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
7666 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7668 if (! l_mct_deco_data->m_data) {
7672 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
7673 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
7675 l_mct_deco_data->m_data_size = l_mct_size;
7676 ++p_tcp->m_nb_mct_records;
7679 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7680 opj_mct_data_t *new_mct_records;
7681 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7682 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7683 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7684 if (! new_mct_records) {
7685 opj_free(p_tcp->m_mct_records);
7686 p_tcp->m_mct_records = NULL;
7687 p_tcp->m_nb_max_mct_records = 0;
7688 p_tcp->m_nb_mct_records = 0;
7689 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7692 p_tcp->m_mct_records = new_mct_records;
7693 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7695 memset(l_mct_offset_data, 0,
7696 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7699 if (l_mct_deco_data) {
7700 l_mct_deco_data = l_mct_offset_data - 1;
7704 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7706 if (l_mct_offset_data->m_data) {
7707 opj_free(l_mct_offset_data->m_data);
7708 l_mct_offset_data->m_data = 00;
7711 l_mct_offset_data->m_index = l_indix++;
7712 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7713 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7714 l_nb_elem = p_image->numcomps;
7715 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7716 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7718 if (! l_mct_offset_data->m_data) {
7722 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7724 opj_free(l_mct_offset_data->m_data);
7725 l_mct_offset_data->m_data = 00;
7729 l_tccp = p_tcp->tccps;
7730 l_current_data = l_data;
7732 for (i = 0; i < l_nb_elem; ++i) {
7733 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
7737 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
7738 l_mct_offset_data->m_data, l_nb_elem);
7742 l_mct_offset_data->m_data_size = l_mct_size;
7744 ++p_tcp->m_nb_mct_records;
7746 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7747 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7748 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7749 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7750 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
7751 opj_simple_mcc_decorrelation_data_t));
7752 if (! new_mcc_records) {
7753 opj_free(p_tcp->m_mcc_records);
7754 p_tcp->m_mcc_records = NULL;
7755 p_tcp->m_nb_max_mcc_records = 0;
7756 p_tcp->m_nb_mcc_records = 0;
7757 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7760 p_tcp->m_mcc_records = new_mcc_records;
7761 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7762 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
7763 sizeof(opj_simple_mcc_decorrelation_data_t));
7767 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7768 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7769 l_mcc_data->m_is_irreversible = 1;
7770 l_mcc_data->m_nb_comps = p_image->numcomps;
7771 l_mcc_data->m_index = l_indix++;
7772 l_mcc_data->m_offset_array = l_mct_offset_data;
7773 ++p_tcp->m_nb_mcc_records;
7778 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
7779 opj_stream_private_t *p_stream,
7780 opj_event_mgr_t * p_manager)
7782 /* add here initialization of cp
7783 copy paste of setup_decoder */
7790 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
7791 opj_stream_private_t *p_stream,
7792 opj_event_mgr_t * p_manager)
7794 /* add here initialization of cp
7795 copy paste of setup_encoder */
7802 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
7803 opj_stream_private_t *p_stream,
7804 opj_event_mgr_t * p_manager)
7806 OPJ_BOOL l_is_valid = OPJ_TRUE;
7809 assert(p_j2k != 00);
7810 assert(p_stream != 00);
7811 assert(p_manager != 00);
7813 OPJ_UNUSED(p_stream);
7815 /* STATE checking */
7816 /* make sure the state is at 0 */
7817 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7819 /* POINTER validation */
7820 /* make sure a p_j2k codec is present */
7821 l_is_valid &= (p_j2k->m_procedure_list != 00);
7822 /* make sure a validation list is present */
7823 l_is_valid &= (p_j2k->m_validation_list != 00);
7825 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7826 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7827 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7828 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
7829 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7830 opj_event_msg(p_manager, EVT_ERROR,
7831 "Number of resolutions is too high in comparison to the size of tiles\n");
7835 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
7836 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7837 opj_event_msg(p_manager, EVT_ERROR,
7838 "Number of resolutions is too high in comparison to the size of tiles\n");
7842 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
7843 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7844 opj_event_msg(p_manager, EVT_ERROR,
7845 "Number of resolutions is too high in comparison to the size of tiles\n");
7849 /* PARAMETER VALIDATION */
7853 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
7854 opj_stream_private_t *p_stream,
7855 opj_event_mgr_t * p_manager
7858 OPJ_BOOL l_is_valid = OPJ_TRUE;
7861 assert(p_j2k != 00);
7862 assert(p_stream != 00);
7863 assert(p_manager != 00);
7865 OPJ_UNUSED(p_stream);
7866 OPJ_UNUSED(p_manager);
7868 /* STATE checking */
7869 /* make sure the state is at 0 */
7871 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7873 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7875 /* POINTER validation */
7876 /* make sure a p_j2k codec is present */
7877 /* make sure a procedure list is present */
7878 l_is_valid &= (p_j2k->m_procedure_list != 00);
7879 /* make sure a validation list is present */
7880 l_is_valid &= (p_j2k->m_validation_list != 00);
7882 /* PARAMETER VALIDATION */
7886 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
7887 opj_stream_private_t *p_stream,
7888 opj_event_mgr_t * p_manager)
7890 OPJ_UINT32 l_current_marker;
7891 OPJ_UINT32 l_marker_size;
7892 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7893 OPJ_BOOL l_has_siz = 0;
7894 OPJ_BOOL l_has_cod = 0;
7895 OPJ_BOOL l_has_qcd = 0;
7898 assert(p_stream != 00);
7899 assert(p_j2k != 00);
7900 assert(p_manager != 00);
7902 /* We enter in the main header */
7903 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7905 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7906 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
7907 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7911 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7912 if (opj_stream_read_data(p_stream,
7913 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7914 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7918 /* Read 2 bytes as the new marker ID */
7919 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7920 &l_current_marker, 2);
7922 /* Try to read until the SOT is detected */
7923 while (l_current_marker != J2K_MS_SOT) {
7925 /* Check if the current marker ID is valid */
7926 if (l_current_marker < 0xff00) {
7927 opj_event_msg(p_manager, EVT_ERROR,
7928 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7932 /* Get the marker handler from the marker ID */
7933 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7935 /* Manage case where marker is unknown */
7936 if (l_marker_handler->id == J2K_MS_UNK) {
7937 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
7938 opj_event_msg(p_manager, EVT_ERROR,
7939 "Unknow marker have been detected and generated error.\n");
7943 if (l_current_marker == J2K_MS_SOT) {
7944 break; /* SOT marker is detected main header is completely read */
7945 } else { /* Get the marker handler from the marker ID */
7946 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7950 if (l_marker_handler->id == J2K_MS_SIZ) {
7951 /* Mark required SIZ marker as found */
7954 if (l_marker_handler->id == J2K_MS_COD) {
7955 /* Mark required COD marker as found */
7958 if (l_marker_handler->id == J2K_MS_QCD) {
7959 /* Mark required QCD marker as found */
7963 /* Check if the marker is known and if it is the right place to find it */
7964 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
7965 opj_event_msg(p_manager, EVT_ERROR,
7966 "Marker is not compliant with its position\n");
7970 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7971 if (opj_stream_read_data(p_stream,
7972 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7973 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7977 /* read 2 bytes as the marker size */
7978 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
7980 if (l_marker_size < 2) {
7981 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
7984 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7986 /* Check if the marker size is compatible with the header data size */
7987 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7988 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
7989 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7990 if (! new_header_data) {
7991 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7992 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7993 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7994 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7997 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7998 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8001 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8002 if (opj_stream_read_data(p_stream,
8003 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8004 p_manager) != l_marker_size) {
8005 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8009 /* Read the marker segment with the correct marker handler */
8010 if (!(*(l_marker_handler->handler))(p_j2k,
8011 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8012 opj_event_msg(p_manager, EVT_ERROR,
8013 "Marker handler function failed to read the marker segment\n");
8017 /* Add the marker to the codestream index*/
8018 if (OPJ_FALSE == opj_j2k_add_mhmarker(
8020 l_marker_handler->id,
8021 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8022 l_marker_size + 4)) {
8023 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
8027 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8028 if (opj_stream_read_data(p_stream,
8029 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8030 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8034 /* read 2 bytes as the new marker ID */
8035 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8036 &l_current_marker, 2);
8039 if (l_has_siz == 0) {
8040 opj_event_msg(p_manager, EVT_ERROR,
8041 "required SIZ marker not found in main header\n");
8044 if (l_has_cod == 0) {
8045 opj_event_msg(p_manager, EVT_ERROR,
8046 "required COD marker not found in main header\n");
8049 if (l_has_qcd == 0) {
8050 opj_event_msg(p_manager, EVT_ERROR,
8051 "required QCD marker not found in main header\n");
8055 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
8056 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
8060 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
8062 /* Position of the last element if the main header */
8063 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
8065 /* Next step: read a tile-part header */
8066 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8071 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
8072 opj_procedure_list_t * p_procedure_list,
8073 opj_stream_private_t *p_stream,
8074 opj_event_mgr_t * p_manager)
8076 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
8077 opj_event_mgr_t *) = 00;
8078 OPJ_BOOL l_result = OPJ_TRUE;
8079 OPJ_UINT32 l_nb_proc, i;
8082 assert(p_procedure_list != 00);
8083 assert(p_j2k != 00);
8084 assert(p_stream != 00);
8085 assert(p_manager != 00);
8087 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
8088 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
8089 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
8091 for (i = 0; i < l_nb_proc; ++i) {
8092 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
8096 /* and clear the procedure list at the end.*/
8097 opj_procedure_list_clear(p_procedure_list);
8102 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
8103 opj_stream_private_t *p_stream,
8104 opj_event_mgr_t * p_manager
8107 opj_tcp_t * l_tcp = 00;
8108 opj_tcp_t * l_default_tcp = 00;
8109 OPJ_UINT32 l_nb_tiles;
8111 opj_tccp_t *l_current_tccp = 00;
8112 OPJ_UINT32 l_tccp_size;
8113 OPJ_UINT32 l_mct_size;
8114 opj_image_t * l_image;
8115 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
8116 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
8117 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
8118 OPJ_UINT32 l_offset;
8121 assert(p_j2k != 00);
8122 assert(p_stream != 00);
8123 assert(p_manager != 00);
8125 OPJ_UNUSED(p_stream);
8127 l_image = p_j2k->m_private_image;
8128 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8129 l_tcp = p_j2k->m_cp.tcps;
8130 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
8131 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8132 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
8136 for (i = 0; i < l_nb_tiles; ++i) {
8137 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
8138 l_current_tccp = l_tcp->tccps;
8139 /*Copy default coding parameters into the current tile coding parameters*/
8140 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
8141 /* Initialize some values of the current tile coding parameters*/
8144 l_tcp->ppt_data = 00;
8145 l_tcp->m_current_tile_part_number = -1;
8146 /* Remove memory not owned by this tile in case of early error return. */
8147 l_tcp->m_mct_decoding_matrix = 00;
8148 l_tcp->m_nb_max_mct_records = 0;
8149 l_tcp->m_mct_records = 00;
8150 l_tcp->m_nb_max_mcc_records = 0;
8151 l_tcp->m_mcc_records = 00;
8152 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
8153 l_tcp->tccps = l_current_tccp;
8155 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
8156 if (l_default_tcp->m_mct_decoding_matrix) {
8157 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
8158 if (! l_tcp->m_mct_decoding_matrix) {
8161 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
8165 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
8166 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
8168 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
8169 if (! l_tcp->m_mct_records) {
8172 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
8174 /* Copy the mct record data from dflt_tile_cp to the current tile*/
8175 l_src_mct_rec = l_default_tcp->m_mct_records;
8176 l_dest_mct_rec = l_tcp->m_mct_records;
8178 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
8180 if (l_src_mct_rec->m_data) {
8182 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
8183 if (! l_dest_mct_rec->m_data) {
8186 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8187 l_src_mct_rec->m_data_size);
8192 /* Update with each pass to free exactly what has been allocated on early return. */
8193 l_tcp->m_nb_max_mct_records += 1;
8196 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8197 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8198 opj_simple_mcc_decorrelation_data_t);
8199 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8200 l_mcc_records_size);
8201 if (! l_tcp->m_mcc_records) {
8204 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8205 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8207 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8208 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8209 l_dest_mcc_rec = l_tcp->m_mcc_records;
8211 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8213 if (l_src_mcc_rec->m_decorrelation_array) {
8214 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8215 l_default_tcp->m_mct_records);
8216 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8219 if (l_src_mcc_rec->m_offset_array) {
8220 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8221 l_default_tcp->m_mct_records);
8222 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8229 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8230 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8232 /* Move to next tile cp*/
8236 /* Create the current tile decoder*/
8237 p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
8238 if (! p_j2k->m_tcd) {
8242 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
8243 opj_tcd_destroy(p_j2k->m_tcd);
8245 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8252 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
8255 const opj_dec_memory_marker_handler_t *e;
8256 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
8257 if (e->id == p_id) {
8258 break; /* we find a handler corresponding to the marker ID*/
8264 void opj_j2k_destroy(opj_j2k_t *p_j2k)
8270 if (p_j2k->m_is_decoder) {
8272 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
8273 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8274 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8275 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
8278 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
8279 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8280 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
8281 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8285 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
8286 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
8287 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
8290 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
8291 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
8292 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
8293 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
8296 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
8297 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
8298 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
8299 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
8303 opj_tcd_destroy(p_j2k->m_tcd);
8305 opj_j2k_cp_destroy(&(p_j2k->m_cp));
8306 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
8308 opj_procedure_list_destroy(p_j2k->m_procedure_list);
8309 p_j2k->m_procedure_list = 00;
8311 opj_procedure_list_destroy(p_j2k->m_validation_list);
8312 p_j2k->m_procedure_list = 00;
8314 j2k_destroy_cstr_index(p_j2k->cstr_index);
8315 p_j2k->cstr_index = NULL;
8317 opj_image_destroy(p_j2k->m_private_image);
8318 p_j2k->m_private_image = NULL;
8320 opj_image_destroy(p_j2k->m_output_image);
8321 p_j2k->m_output_image = NULL;
8323 opj_thread_pool_destroy(p_j2k->m_tp);
8329 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
8333 if (p_cstr_ind->marker) {
8334 opj_free(p_cstr_ind->marker);
8335 p_cstr_ind->marker = NULL;
8338 if (p_cstr_ind->tile_index) {
8339 OPJ_UINT32 it_tile = 0;
8341 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
8343 if (p_cstr_ind->tile_index[it_tile].packet_index) {
8344 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
8345 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
8348 if (p_cstr_ind->tile_index[it_tile].tp_index) {
8349 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
8350 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
8353 if (p_cstr_ind->tile_index[it_tile].marker) {
8354 opj_free(p_cstr_ind->tile_index[it_tile].marker);
8355 p_cstr_ind->tile_index[it_tile].marker = NULL;
8360 opj_free(p_cstr_ind->tile_index);
8361 p_cstr_ind->tile_index = NULL;
8364 opj_free(p_cstr_ind);
8368 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
8374 if (p_tcp->ppt_markers != 00) {
8376 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
8377 if (p_tcp->ppt_markers[i].m_data != NULL) {
8378 opj_free(p_tcp->ppt_markers[i].m_data);
8381 p_tcp->ppt_markers_count = 0U;
8382 opj_free(p_tcp->ppt_markers);
8383 p_tcp->ppt_markers = NULL;
8386 if (p_tcp->ppt_buffer != 00) {
8387 opj_free(p_tcp->ppt_buffer);
8388 p_tcp->ppt_buffer = 00;
8391 if (p_tcp->tccps != 00) {
8392 opj_free(p_tcp->tccps);
8396 if (p_tcp->m_mct_coding_matrix != 00) {
8397 opj_free(p_tcp->m_mct_coding_matrix);
8398 p_tcp->m_mct_coding_matrix = 00;
8401 if (p_tcp->m_mct_decoding_matrix != 00) {
8402 opj_free(p_tcp->m_mct_decoding_matrix);
8403 p_tcp->m_mct_decoding_matrix = 00;
8406 if (p_tcp->m_mcc_records) {
8407 opj_free(p_tcp->m_mcc_records);
8408 p_tcp->m_mcc_records = 00;
8409 p_tcp->m_nb_max_mcc_records = 0;
8410 p_tcp->m_nb_mcc_records = 0;
8413 if (p_tcp->m_mct_records) {
8414 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
8417 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
8418 if (l_mct_data->m_data) {
8419 opj_free(l_mct_data->m_data);
8420 l_mct_data->m_data = 00;
8426 opj_free(p_tcp->m_mct_records);
8427 p_tcp->m_mct_records = 00;
8430 if (p_tcp->mct_norms != 00) {
8431 opj_free(p_tcp->mct_norms);
8432 p_tcp->mct_norms = 00;
8435 opj_j2k_tcp_data_destroy(p_tcp);
8439 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
8441 if (p_tcp->m_data) {
8442 opj_free(p_tcp->m_data);
8443 p_tcp->m_data = NULL;
8444 p_tcp->m_data_size = 0;
8448 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
8450 OPJ_UINT32 l_nb_tiles;
8451 opj_tcp_t * l_current_tile = 00;
8456 if (p_cp->tcps != 00) {
8458 l_current_tile = p_cp->tcps;
8459 l_nb_tiles = p_cp->th * p_cp->tw;
8461 for (i = 0U; i < l_nb_tiles; ++i) {
8462 opj_j2k_tcp_destroy(l_current_tile);
8465 opj_free(p_cp->tcps);
8468 if (p_cp->ppm_markers != 00) {
8470 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
8471 if (p_cp->ppm_markers[i].m_data != NULL) {
8472 opj_free(p_cp->ppm_markers[i].m_data);
8475 p_cp->ppm_markers_count = 0U;
8476 opj_free(p_cp->ppm_markers);
8477 p_cp->ppm_markers = NULL;
8479 opj_free(p_cp->ppm_buffer);
8480 p_cp->ppm_buffer = 00;
8482 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
8483 opj_free(p_cp->comment);
8485 if (! p_cp->m_is_decoder) {
8486 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
8487 p_cp->m_specific_param.m_enc.m_matrice = 00;
8491 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
8492 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
8493 opj_event_mgr_t * p_manager)
8495 OPJ_BYTE l_header_data[10];
8496 OPJ_OFF_T l_stream_pos_backup;
8497 OPJ_UINT32 l_current_marker;
8498 OPJ_UINT32 l_marker_size;
8499 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
8501 /* initialize to no correction needed */
8502 *p_correction_needed = OPJ_FALSE;
8504 if (!opj_stream_has_seek(p_stream)) {
8505 /* We can't do much in this case, seek is needed */
8509 l_stream_pos_backup = opj_stream_tell(p_stream);
8510 if (l_stream_pos_backup == -1) {
8511 /* let's do nothing */
8516 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8517 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8518 /* assume all is OK */
8519 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8525 /* Read 2 bytes from buffer as the new marker ID */
8526 opj_read_bytes(l_header_data, &l_current_marker, 2);
8528 if (l_current_marker != J2K_MS_SOT) {
8529 /* assume all is OK */
8530 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8536 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8537 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8538 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8542 /* Read 2 bytes from the buffer as the marker size */
8543 opj_read_bytes(l_header_data, &l_marker_size, 2);
8545 /* Check marker size for SOT Marker */
8546 if (l_marker_size != 10) {
8547 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8552 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
8553 p_manager) != l_marker_size) {
8554 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8558 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
8559 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
8563 if (l_tile_no == tile_no) {
8564 /* we found what we were looking for */
8568 if (l_tot_len < 14U) {
8569 /* last SOT until EOC or invalid Psot value */
8570 /* assume all is OK */
8571 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8577 /* look for next SOT marker */
8578 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
8579 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
8580 /* assume all is OK */
8581 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8588 /* check for correction */
8589 if (l_current_part == l_num_parts) {
8590 *p_correction_needed = OPJ_TRUE;
8593 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8599 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
8600 OPJ_UINT32 * p_tile_index,
8601 OPJ_UINT32 * p_data_size,
8602 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
8603 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
8604 OPJ_UINT32 * p_nb_comps,
8606 opj_stream_private_t *p_stream,
8607 opj_event_mgr_t * p_manager)
8609 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
8610 OPJ_UINT32 l_marker_size;
8611 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8612 opj_tcp_t * l_tcp = NULL;
8615 assert(p_stream != 00);
8616 assert(p_j2k != 00);
8617 assert(p_manager != 00);
8619 /* Reach the End Of Codestream ?*/
8620 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
8621 l_current_marker = J2K_MS_EOC;
8623 /* We need to encounter a SOT marker (a new tile-part header) */
8624 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
8628 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
8629 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
8630 (l_current_marker != J2K_MS_EOC)) {
8632 /* Try to read until the Start Of Data is detected */
8633 while (l_current_marker != J2K_MS_SOD) {
8635 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8636 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8640 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8641 if (opj_stream_read_data(p_stream,
8642 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8643 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8647 /* Read 2 bytes from the buffer as the marker size */
8648 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8651 /* Check marker size (does not include marker ID but includes marker size) */
8652 if (l_marker_size < 2) {
8653 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8657 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
8658 if (l_current_marker == 0x8080 &&
8659 opj_stream_get_number_byte_left(p_stream) == 0) {
8660 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8664 /* Why this condition? FIXME */
8665 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
8666 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
8668 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8670 /* Get the marker handler from the marker ID */
8671 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8673 /* Check if the marker is known and if it is the right place to find it */
8674 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8675 opj_event_msg(p_manager, EVT_ERROR,
8676 "Marker is not compliant with its position\n");
8679 /* FIXME manage case of unknown marker as in the main header ? */
8681 /* Check if the marker size is compatible with the header data size */
8682 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8683 OPJ_BYTE *new_header_data = NULL;
8684 /* If we are here, this means we consider this marker as known & we will read it */
8685 /* Check enough bytes left in stream before allocation */
8686 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
8687 opj_event_msg(p_manager, EVT_ERROR,
8688 "Marker size inconsistent with stream length\n");
8691 new_header_data = (OPJ_BYTE *) opj_realloc(
8692 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8693 if (! new_header_data) {
8694 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8695 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8696 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8697 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8700 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8701 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8704 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8705 if (opj_stream_read_data(p_stream,
8706 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8707 p_manager) != l_marker_size) {
8708 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8712 if (!l_marker_handler->handler) {
8713 /* See issue #175 */
8714 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
8717 /* Read the marker segment with the correct marker handler */
8718 if (!(*(l_marker_handler->handler))(p_j2k,
8719 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8720 opj_event_msg(p_manager, EVT_ERROR,
8721 "Fail to read the current marker segment (%#x)\n", l_current_marker);
8725 /* Add the marker to the codestream index*/
8726 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
8728 l_marker_handler->id,
8729 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8730 l_marker_size + 4)) {
8731 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
8735 /* Keep the position of the last SOT marker read */
8736 if (l_marker_handler->id == J2K_MS_SOT) {
8737 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
8739 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
8740 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
8744 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
8745 /* Skip the rest of the tile part header*/
8746 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
8747 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
8748 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8751 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
8753 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
8754 if (opj_stream_read_data(p_stream,
8755 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8756 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8759 /* Read 2 bytes from the buffer as the new marker ID */
8760 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8761 &l_current_marker, 2);
8764 if (opj_stream_get_number_byte_left(p_stream) == 0
8765 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8769 /* If we didn't skip data before, we need to read the SOD marker*/
8770 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
8771 /* Try to read the SOD marker and skip data ? FIXME */
8772 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
8775 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
8776 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
8778 OPJ_BOOL l_correction_needed;
8780 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8781 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
8782 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8783 opj_event_msg(p_manager, EVT_ERROR,
8784 "opj_j2k_apply_nb_tile_parts_correction error\n");
8787 if (l_correction_needed) {
8788 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8789 OPJ_UINT32 l_tile_no;
8791 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8792 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8794 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8795 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8796 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
8799 opj_event_msg(p_manager, EVT_WARNING,
8800 "Non conformant codestream TPsot==TNsot.\n");
8803 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8804 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8805 if (opj_stream_read_data(p_stream,
8806 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8807 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8811 /* Read 2 bytes from buffer as the new marker ID */
8812 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8813 &l_current_marker, 2);
8816 /* Indicate we will try to read a new tile-part header*/
8817 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8818 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8819 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8821 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8822 if (opj_stream_read_data(p_stream,
8823 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8824 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8828 /* Read 2 bytes from buffer as the new marker ID */
8829 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8830 &l_current_marker, 2);
8834 /* Current marker is the EOC marker ?*/
8835 if (l_current_marker == J2K_MS_EOC) {
8836 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8840 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8841 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8842 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8844 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
8845 ++p_j2k->m_current_tile_number;
8849 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8850 *p_go_on = OPJ_FALSE;
8855 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
8857 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8861 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
8863 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8867 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8868 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8870 *p_tile_index = p_j2k->m_current_tile_number;
8871 *p_go_on = OPJ_TRUE;
8873 /* For internal use in j2k.c, we don't need this */
8874 /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
8875 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
8876 if (*p_data_size == UINT_MAX) {
8880 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8881 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8882 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8883 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8884 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8886 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
8891 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
8892 OPJ_UINT32 p_tile_index,
8894 OPJ_UINT32 p_data_size,
8895 opj_stream_private_t *p_stream,
8896 opj_event_mgr_t * p_manager)
8898 OPJ_UINT32 l_current_marker;
8899 OPJ_BYTE l_data [2];
8901 opj_image_t* l_image_for_bounds;
8904 assert(p_stream != 00);
8905 assert(p_j2k != 00);
8906 assert(p_manager != 00);
8908 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
8909 || (p_tile_index != p_j2k->m_current_tile_number)) {
8913 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8914 if (! l_tcp->m_data) {
8915 opj_j2k_tcp_destroy(l_tcp);
8919 /* When using the opj_read_tile_header / opj_decode_tile_data API */
8920 /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
8921 /* to the full image dimension. This is a bit surprising that */
8922 /* opj_set_decode_area() is only used to determinte intersecting tiles, */
8923 /* but full tile decoding is done */
8924 l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
8925 p_j2k->m_private_image;
8926 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
8927 l_image_for_bounds->x0,
8928 l_image_for_bounds->y0,
8929 l_image_for_bounds->x1,
8930 l_image_for_bounds->y1,
8934 p_j2k->cstr_index, p_manager)) {
8935 opj_j2k_tcp_destroy(l_tcp);
8936 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
8937 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8941 /* p_data can be set to NULL when the call will take care of using */
8942 /* itself the TCD data. This is typically the case for whole single */
8943 /* tile decoding optimization. */
8944 if (p_data != NULL) {
8945 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
8949 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8950 * we destroy just the data which will be re-read in read_tile_header*/
8951 /*opj_j2k_tcp_destroy(l_tcp);
8952 p_j2k->m_tcd->tcp = 0;*/
8953 opj_j2k_tcp_data_destroy(l_tcp);
8956 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8957 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
8959 if (opj_stream_get_number_byte_left(p_stream) == 0
8960 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8964 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8965 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
8966 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8970 opj_read_bytes(l_data, &l_current_marker, 2);
8972 if (l_current_marker == J2K_MS_EOC) {
8973 p_j2k->m_current_tile_number = 0;
8974 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8975 } else if (l_current_marker != J2K_MS_SOT) {
8976 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8977 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8978 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8981 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8989 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
8990 opj_image_t* p_output_image)
8993 OPJ_UINT32 l_width_src, l_height_src;
8994 OPJ_UINT32 l_width_dest, l_height_dest;
8995 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8996 OPJ_SIZE_T l_start_offset_src;
8997 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
8998 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8999 OPJ_SIZE_T l_start_offset_dest;
9001 opj_image_comp_t * l_img_comp_src = 00;
9002 opj_image_comp_t * l_img_comp_dest = 00;
9004 opj_tcd_tilecomp_t * l_tilec = 00;
9005 opj_image_t * l_image_src = 00;
9006 OPJ_INT32 * l_dest_ptr;
9008 l_tilec = p_tcd->tcd_image->tiles->comps;
9009 l_image_src = p_tcd->image;
9010 l_img_comp_src = l_image_src->comps;
9012 l_img_comp_dest = p_output_image->comps;
9014 for (i = 0; i < l_image_src->numcomps;
9015 i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
9016 OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
9017 OPJ_UINT32 src_data_stride;
9018 const OPJ_INT32* p_src_data;
9020 /* Copy info from decoded comp image to output image */
9021 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
9023 if (p_tcd->whole_tile_decoding) {
9024 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9025 l_img_comp_src->resno_decoded;
9030 src_data_stride = (OPJ_UINT32)(
9031 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
9032 l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
9033 p_src_data = l_tilec->data;
9035 opj_tcd_resolution_t* l_res = l_tilec->resolutions +
9036 l_img_comp_src->resno_decoded;
9037 res_x0 = (OPJ_INT32)l_res->win_x0;
9038 res_y0 = (OPJ_INT32)l_res->win_y0;
9039 res_x1 = (OPJ_INT32)l_res->win_x1;
9040 res_y1 = (OPJ_INT32)l_res->win_y1;
9041 src_data_stride = l_res->win_x1 - l_res->win_x0;
9042 p_src_data = l_tilec->data_win;
9045 l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
9046 l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
9049 /* Current tile component size*/
9051 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
9052 res_x0, res_x1, res_y0, res_y1);
9056 /* Border of the current output component*/
9057 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
9058 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
9059 l_x1_dest = l_x0_dest +
9060 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
9061 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
9064 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
9065 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
9069 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
9070 * of the input buffer (decoded tile component) which will be move
9071 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
9072 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
9073 * by this input area.
9075 assert(res_x0 >= 0);
9076 assert(res_x1 >= 0);
9077 if (l_x0_dest < (OPJ_UINT32)res_x0) {
9078 l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
9079 l_offset_x0_src = 0;
9081 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9082 l_width_dest = l_width_src;
9083 l_offset_x1_src = 0;
9085 l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
9086 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
9089 l_start_x_dest = 0U;
9090 l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
9092 if (l_x1_dest >= (OPJ_UINT32)res_x1) {
9093 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
9094 l_offset_x1_src = 0;
9096 l_width_dest = l_img_comp_dest->w ;
9097 l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
9101 if (l_y0_dest < (OPJ_UINT32)res_y0) {
9102 l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
9103 l_offset_y0_src = 0;
9105 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9106 l_height_dest = l_height_src;
9107 l_offset_y1_src = 0;
9109 l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
9110 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
9113 l_start_y_dest = 0U;
9114 l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
9116 if (l_y1_dest >= (OPJ_UINT32)res_y1) {
9117 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
9118 l_offset_y1_src = 0;
9120 l_height_dest = l_img_comp_dest->h ;
9121 l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
9125 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
9126 (l_offset_y1_src < 0)) {
9129 /* testcase 2977.pdf.asan.67.2198 */
9130 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
9135 /* Compute the input buffer offset */
9136 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
9137 * (OPJ_SIZE_T)src_data_stride;
9139 /* Compute the output buffer offset */
9140 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
9141 * (OPJ_SIZE_T)l_img_comp_dest->w;
9143 /* Allocate output component buffer if necessary */
9144 if (l_img_comp_dest->data == NULL &&
9145 l_start_offset_src == 0 && l_start_offset_dest == 0 &&
9146 src_data_stride == l_img_comp_dest->w &&
9147 l_width_dest == l_img_comp_dest->w &&
9148 l_height_dest == l_img_comp_dest->h) {
9149 /* If the final image matches the tile buffer, then borrow it */
9150 /* directly to save a copy */
9151 if (p_tcd->whole_tile_decoding) {
9152 l_img_comp_dest->data = l_tilec->data;
9153 l_tilec->data = NULL;
9155 l_img_comp_dest->data = l_tilec->data_win;
9156 l_tilec->data_win = NULL;
9159 } else if (l_img_comp_dest->data == NULL) {
9160 OPJ_SIZE_T l_width = l_img_comp_dest->w;
9161 OPJ_SIZE_T l_height = l_img_comp_dest->h;
9163 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
9164 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
9165 /* would overflow */
9168 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
9170 if (! l_img_comp_dest->data) {
9174 if (l_img_comp_dest->w != l_width_dest ||
9175 l_img_comp_dest->h != l_height_dest) {
9176 memset(l_img_comp_dest->data, 0,
9177 (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
9181 /* Move the output buffer to the first place where we will write*/
9182 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
9185 const OPJ_INT32 * l_src_ptr = p_src_data;
9186 l_src_ptr += l_start_offset_src;
9188 for (j = 0; j < l_height_dest; ++j) {
9189 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9190 l_dest_ptr += l_img_comp_dest->w;
9191 l_src_ptr += src_data_stride;
9201 static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
9202 opj_event_mgr_t * p_manager)
9205 OPJ_INT32 l_comp_x1, l_comp_y1;
9206 opj_image_comp_t* l_img_comp = NULL;
9208 l_img_comp = p_image->comps;
9209 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9212 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9213 (OPJ_INT32)l_img_comp->dx);
9214 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9215 (OPJ_INT32)l_img_comp->dy);
9216 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9217 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9219 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
9220 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
9222 opj_event_msg(p_manager, EVT_ERROR,
9223 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
9227 l_img_comp->w = (OPJ_UINT32)l_w;
9229 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
9230 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
9232 opj_event_msg(p_manager, EVT_ERROR,
9233 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
9237 l_img_comp->h = (OPJ_UINT32)l_h;
9246 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
9247 opj_image_t* p_image,
9248 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
9249 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
9250 opj_event_mgr_t * p_manager)
9252 opj_cp_t * l_cp = &(p_j2k->m_cp);
9253 opj_image_t * l_image = p_j2k->m_private_image;
9257 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
9258 p_j2k->m_cp.tcps[0].m_data != NULL) {
9259 /* In the case of a single-tiled image whose codestream we have already */
9260 /* ingested, go on */
9262 /* Check if we are read the main header */
9263 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9264 opj_event_msg(p_manager, EVT_ERROR,
9265 "Need to decode the main header before begin to decode the remaining codestream.\n");
9269 /* Update the comps[].factor member of the output image with the one */
9271 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9272 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
9275 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
9276 opj_event_msg(p_manager, EVT_INFO,
9277 "No decoded area parameters, set the decoded area to the whole image\n");
9279 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9280 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9281 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9282 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9284 p_image->x0 = l_image->x0;
9285 p_image->y0 = l_image->y0;
9286 p_image->x1 = l_image->x1;
9287 p_image->y1 = l_image->y1;
9289 return opj_j2k_update_image_dimensions(p_image, p_manager);
9293 /* Check if the positions provided by the user are correct */
9296 if (p_start_x < 0) {
9297 opj_event_msg(p_manager, EVT_ERROR,
9298 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
9301 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
9302 opj_event_msg(p_manager, EVT_ERROR,
9303 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
9304 p_start_x, l_image->x1);
9306 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
9307 opj_event_msg(p_manager, EVT_WARNING,
9308 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
9309 p_start_x, l_image->x0);
9310 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9311 p_image->x0 = l_image->x0;
9313 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
9314 l_cp->tx0) / l_cp->tdx;
9315 p_image->x0 = (OPJ_UINT32)p_start_x;
9319 if (p_start_y < 0) {
9320 opj_event_msg(p_manager, EVT_ERROR,
9321 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
9324 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
9325 opj_event_msg(p_manager, EVT_ERROR,
9326 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
9327 p_start_y, l_image->y1);
9329 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
9330 opj_event_msg(p_manager, EVT_WARNING,
9331 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
9332 p_start_y, l_image->y0);
9333 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9334 p_image->y0 = l_image->y0;
9336 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
9337 l_cp->ty0) / l_cp->tdy;
9338 p_image->y0 = (OPJ_UINT32)p_start_y;
9343 opj_event_msg(p_manager, EVT_ERROR,
9344 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
9347 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
9348 opj_event_msg(p_manager, EVT_ERROR,
9349 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
9350 p_end_x, l_image->x0);
9352 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
9353 opj_event_msg(p_manager, EVT_WARNING,
9354 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
9355 p_end_x, l_image->x1);
9356 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9357 p_image->x1 = l_image->x1;
9359 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
9360 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
9361 p_image->x1 = (OPJ_UINT32)p_end_x;
9366 opj_event_msg(p_manager, EVT_ERROR,
9367 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
9370 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
9371 opj_event_msg(p_manager, EVT_ERROR,
9372 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
9373 p_end_y, l_image->y0);
9376 if ((OPJ_UINT32)p_end_y > l_image->y1) {
9377 opj_event_msg(p_manager, EVT_WARNING,
9378 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
9379 p_end_y, l_image->y1);
9380 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9381 p_image->y1 = l_image->y1;
9383 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
9384 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
9385 p_image->y1 = (OPJ_UINT32)p_end_y;
9389 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
9391 ret = opj_j2k_update_image_dimensions(p_image, p_manager);
9394 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
9395 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
9401 opj_j2k_t* opj_j2k_create_decompress(void)
9403 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
9408 l_j2k->m_is_decoder = 1;
9409 l_j2k->m_cp.m_is_decoder = 1;
9410 /* in the absence of JP2 boxes, consider different bit depth / sign */
9411 /* per component is allowed */
9412 l_j2k->m_cp.allow_different_bit_depth_sign = 1;
9414 #ifdef OPJ_DISABLE_TPSOT_FIX
9415 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9418 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
9420 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
9421 opj_j2k_destroy(l_j2k);
9425 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
9426 OPJ_J2K_DEFAULT_HEADER_SIZE);
9427 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
9428 opj_j2k_destroy(l_j2k);
9432 l_j2k->m_specific_param.m_decoder.m_header_data_size =
9433 OPJ_J2K_DEFAULT_HEADER_SIZE;
9435 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
9437 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
9439 /* codestream index creation */
9440 l_j2k->cstr_index = opj_j2k_create_cstr_index();
9441 if (!l_j2k->cstr_index) {
9442 opj_j2k_destroy(l_j2k);
9446 /* validation list creation */
9447 l_j2k->m_validation_list = opj_procedure_list_create();
9448 if (! l_j2k->m_validation_list) {
9449 opj_j2k_destroy(l_j2k);
9453 /* execution list creation */
9454 l_j2k->m_procedure_list = opj_procedure_list_create();
9455 if (! l_j2k->m_procedure_list) {
9456 opj_j2k_destroy(l_j2k);
9460 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
9462 l_j2k->m_tp = opj_thread_pool_create(0);
9465 opj_j2k_destroy(l_j2k);
9472 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
9474 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
9475 opj_calloc(1, sizeof(opj_codestream_index_t));
9480 cstr_index->maxmarknum = 100;
9481 cstr_index->marknum = 0;
9482 cstr_index->marker = (opj_marker_info_t*)
9483 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
9484 if (!cstr_index-> marker) {
9485 opj_free(cstr_index);
9489 cstr_index->tile_index = NULL;
9494 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
9495 OPJ_UINT32 p_tile_no,
9496 OPJ_UINT32 p_comp_no)
9498 opj_cp_t *l_cp = 00;
9499 opj_tcp_t *l_tcp = 00;
9500 opj_tccp_t *l_tccp = 00;
9503 assert(p_j2k != 00);
9505 l_cp = &(p_j2k->m_cp);
9506 l_tcp = &l_cp->tcps[p_tile_no];
9507 l_tccp = &l_tcp->tccps[p_comp_no];
9509 /* preconditions again */
9510 assert(p_tile_no < (l_cp->tw * l_cp->th));
9511 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9513 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9514 return 5 + l_tccp->numresolutions;
9520 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
9521 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9524 opj_cp_t *l_cp = NULL;
9525 opj_tcp_t *l_tcp = NULL;
9526 opj_tccp_t *l_tccp0 = NULL;
9527 opj_tccp_t *l_tccp1 = NULL;
9530 assert(p_j2k != 00);
9532 l_cp = &(p_j2k->m_cp);
9533 l_tcp = &l_cp->tcps[p_tile_no];
9534 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9535 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9537 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
9540 if (l_tccp0->cblkw != l_tccp1->cblkw) {
9543 if (l_tccp0->cblkh != l_tccp1->cblkh) {
9546 if (l_tccp0->cblksty != l_tccp1->cblksty) {
9549 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
9552 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
9556 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
9557 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
9560 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
9567 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
9568 OPJ_UINT32 p_tile_no,
9569 OPJ_UINT32 p_comp_no,
9571 OPJ_UINT32 * p_header_size,
9572 struct opj_event_mgr * p_manager)
9575 opj_cp_t *l_cp = 00;
9576 opj_tcp_t *l_tcp = 00;
9577 opj_tccp_t *l_tccp = 00;
9580 assert(p_j2k != 00);
9581 assert(p_header_size != 00);
9582 assert(p_manager != 00);
9583 assert(p_data != 00);
9585 l_cp = &(p_j2k->m_cp);
9586 l_tcp = &l_cp->tcps[p_tile_no];
9587 l_tccp = &l_tcp->tccps[p_comp_no];
9589 /* preconditions again */
9590 assert(p_tile_no < (l_cp->tw * l_cp->th));
9591 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
9593 if (*p_header_size < 5) {
9594 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9598 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
9601 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
9604 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
9607 opj_write_bytes(p_data, l_tccp->cblksty,
9611 opj_write_bytes(p_data, l_tccp->qmfbid,
9615 *p_header_size = *p_header_size - 5;
9617 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9619 if (*p_header_size < l_tccp->numresolutions) {
9620 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9624 for (i = 0; i < l_tccp->numresolutions; ++i) {
9625 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
9626 1); /* SPcoc (I_i) */
9630 *p_header_size = *p_header_size - l_tccp->numresolutions;
9636 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
9638 OPJ_BYTE * p_header_data,
9639 OPJ_UINT32 * p_header_size,
9640 opj_event_mgr_t * p_manager)
9642 OPJ_UINT32 i, l_tmp;
9643 opj_cp_t *l_cp = NULL;
9644 opj_tcp_t *l_tcp = NULL;
9645 opj_tccp_t *l_tccp = NULL;
9646 OPJ_BYTE * l_current_ptr = NULL;
9649 assert(p_j2k != 00);
9650 assert(p_manager != 00);
9651 assert(p_header_data != 00);
9653 l_cp = &(p_j2k->m_cp);
9654 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
9655 &l_cp->tcps[p_j2k->m_current_tile_number] :
9656 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9658 /* precondition again */
9659 assert(compno < p_j2k->m_private_image->numcomps);
9661 l_tccp = &l_tcp->tccps[compno];
9662 l_current_ptr = p_header_data;
9664 /* make sure room is sufficient */
9665 if (*p_header_size < 5) {
9666 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9670 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
9672 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
9673 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
9674 opj_event_msg(p_manager, EVT_ERROR,
9675 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
9676 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
9681 /* If user wants to remove more resolutions than the codestream contains, return error */
9682 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
9683 opj_event_msg(p_manager, EVT_ERROR,
9684 "Error decoding component %d.\nThe number of resolutions "
9685 "to remove (%d) is greater or equal than the number "
9686 "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
9687 compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
9688 p_j2k->m_specific_param.m_decoder.m_state |=
9689 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
9693 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
9697 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
9701 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
9702 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
9703 opj_event_msg(p_manager, EVT_ERROR,
9704 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
9709 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
9711 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
9712 opj_event_msg(p_manager, EVT_ERROR,
9713 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
9717 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
9720 *p_header_size = *p_header_size - 5;
9722 /* use custom precinct size ? */
9723 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9724 if (*p_header_size < l_tccp->numresolutions) {
9725 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9729 for (i = 0; i < l_tccp->numresolutions; ++i) {
9730 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
9732 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
9733 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
9734 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
9737 l_tccp->prcw[i] = l_tmp & 0xf;
9738 l_tccp->prch[i] = l_tmp >> 4;
9741 *p_header_size = *p_header_size - l_tccp->numresolutions;
9743 /* set default size for the precinct width and height */
9744 for (i = 0; i < l_tccp->numresolutions; ++i) {
9745 l_tccp->prcw[i] = 15;
9746 l_tccp->prch[i] = 15;
9750 #ifdef WIP_REMOVE_MSD
9752 if (p_j2k->cstr_info && compno == 0) {
9753 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
9755 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
9757 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
9759 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
9760 = l_tccp->numresolutions;
9761 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
9763 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
9766 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
9768 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
9777 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
9781 opj_cp_t *l_cp = NULL;
9782 opj_tcp_t *l_tcp = NULL;
9783 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
9784 OPJ_UINT32 l_prc_size;
9787 assert(p_j2k != 00);
9789 l_cp = &(p_j2k->m_cp);
9790 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9792 &l_cp->tcps[p_j2k->m_current_tile_number] :
9793 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9795 l_ref_tccp = &l_tcp->tccps[0];
9796 l_copied_tccp = l_ref_tccp + 1;
9797 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
9799 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9800 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
9801 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
9802 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
9803 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
9804 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
9805 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
9806 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
9811 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
9812 OPJ_UINT32 p_tile_no,
9813 OPJ_UINT32 p_comp_no)
9815 OPJ_UINT32 l_num_bands;
9817 opj_cp_t *l_cp = 00;
9818 opj_tcp_t *l_tcp = 00;
9819 opj_tccp_t *l_tccp = 00;
9822 assert(p_j2k != 00);
9824 l_cp = &(p_j2k->m_cp);
9825 l_tcp = &l_cp->tcps[p_tile_no];
9826 l_tccp = &l_tcp->tccps[p_comp_no];
9828 /* preconditions again */
9829 assert(p_tile_no < l_cp->tw * l_cp->th);
9830 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9832 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9833 (l_tccp->numresolutions * 3 - 2);
9835 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9836 return 1 + l_num_bands;
9838 return 1 + 2 * l_num_bands;
9842 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
9843 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9845 opj_cp_t *l_cp = NULL;
9846 opj_tcp_t *l_tcp = NULL;
9847 opj_tccp_t *l_tccp0 = NULL;
9848 opj_tccp_t *l_tccp1 = NULL;
9849 OPJ_UINT32 l_band_no, l_num_bands;
9852 assert(p_j2k != 00);
9854 l_cp = &(p_j2k->m_cp);
9855 l_tcp = &l_cp->tcps[p_tile_no];
9856 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9857 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9859 if (l_tccp0->qntsty != l_tccp1->qntsty) {
9862 if (l_tccp0->numgbits != l_tccp1->numgbits) {
9865 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9868 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9869 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9874 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9875 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
9879 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
9880 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9881 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
9890 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
9891 OPJ_UINT32 p_tile_no,
9892 OPJ_UINT32 p_comp_no,
9894 OPJ_UINT32 * p_header_size,
9895 struct opj_event_mgr * p_manager)
9897 OPJ_UINT32 l_header_size;
9898 OPJ_UINT32 l_band_no, l_num_bands;
9899 OPJ_UINT32 l_expn, l_mant;
9901 opj_cp_t *l_cp = 00;
9902 opj_tcp_t *l_tcp = 00;
9903 opj_tccp_t *l_tccp = 00;
9906 assert(p_j2k != 00);
9907 assert(p_header_size != 00);
9908 assert(p_manager != 00);
9909 assert(p_data != 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 l_header_size = 1 + l_num_bands;
9925 if (*p_header_size < l_header_size) {
9926 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9930 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9934 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9935 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9936 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
9940 l_header_size = 1 + 2 * l_num_bands;
9942 if (*p_header_size < l_header_size) {
9943 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9947 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9951 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9952 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9953 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9955 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9960 *p_header_size = *p_header_size - l_header_size;
9965 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9966 OPJ_UINT32 p_comp_no,
9967 OPJ_BYTE* p_header_data,
9968 OPJ_UINT32 * p_header_size,
9969 opj_event_mgr_t * p_manager
9973 OPJ_UINT32 l_band_no;
9974 opj_cp_t *l_cp = 00;
9975 opj_tcp_t *l_tcp = 00;
9976 opj_tccp_t *l_tccp = 00;
9977 OPJ_BYTE * l_current_ptr = 00;
9978 OPJ_UINT32 l_tmp, l_num_band;
9981 assert(p_j2k != 00);
9982 assert(p_manager != 00);
9983 assert(p_header_data != 00);
9985 l_cp = &(p_j2k->m_cp);
9986 /* come from tile part header or main header ?*/
9987 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9989 &l_cp->tcps[p_j2k->m_current_tile_number] :
9990 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9992 /* precondition again*/
9993 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9995 l_tccp = &l_tcp->tccps[p_comp_no];
9996 l_current_ptr = p_header_data;
9998 if (*p_header_size < 1) {
9999 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
10002 *p_header_size -= 1;
10004 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
10007 l_tccp->qntsty = l_tmp & 0x1f;
10008 l_tccp->numgbits = l_tmp >> 5;
10009 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10012 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
10014 (*p_header_size) / 2;
10016 if (l_num_band > OPJ_J2K_MAXBANDS) {
10017 opj_event_msg(p_manager, EVT_WARNING,
10018 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
10019 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
10020 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
10022 /*return OPJ_FALSE;*/
10027 if (l_cp->correct) {
10029 /* if JPWL is on, we check whether there are too many subbands */
10030 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
10031 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
10032 "JPWL: bad number of subbands in Sqcx (%d)\n",
10034 if (!JPWL_ASSUME) {
10035 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
10038 /* we try to correct */
10040 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
10041 "- setting number of bands to %d => HYPOTHESIS!!!\n",
10046 #endif /* USE_JPWL */
10048 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10049 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10050 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
10052 if (l_band_no < OPJ_J2K_MAXBANDS) {
10053 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
10054 l_tccp->stepsizes[l_band_no].mant = 0;
10057 *p_header_size = *p_header_size - l_num_band;
10059 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10060 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
10061 l_current_ptr += 2;
10062 if (l_band_no < OPJ_J2K_MAXBANDS) {
10063 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
10064 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
10067 *p_header_size = *p_header_size - 2 * l_num_band;
10070 /* Add Antonin : if scalar_derived -> compute other stepsizes */
10071 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10072 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
10073 l_tccp->stepsizes[l_band_no].expn =
10074 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
10076 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
10077 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
10084 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
10087 opj_cp_t *l_cp = NULL;
10088 opj_tcp_t *l_tcp = NULL;
10089 opj_tccp_t *l_ref_tccp = NULL;
10090 opj_tccp_t *l_copied_tccp = NULL;
10093 /* preconditions */
10094 assert(p_j2k != 00);
10096 l_cp = &(p_j2k->m_cp);
10097 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
10098 &l_cp->tcps[p_j2k->m_current_tile_number] :
10099 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10101 l_ref_tccp = &l_tcp->tccps[0];
10102 l_copied_tccp = l_ref_tccp + 1;
10103 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
10105 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10106 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
10107 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
10108 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
10113 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
10114 OPJ_INT32 numcomps, FILE* out_stream)
10116 if (l_default_tile) {
10119 fprintf(out_stream, "\t default tile {\n");
10120 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
10121 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
10122 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
10123 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
10125 for (compno = 0; compno < numcomps; compno++) {
10126 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10128 OPJ_INT32 bandno, numbands;
10131 fprintf(out_stream, "\t\t comp %d {\n", compno);
10132 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
10133 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
10134 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
10135 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
10136 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
10137 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
10139 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
10140 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
10141 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
10143 fprintf(out_stream, "\n");
10145 /* quantization style*/
10146 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
10147 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
10148 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
10149 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10150 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10151 for (bandno = 0; bandno < numbands; bandno++) {
10152 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
10153 l_tccp->stepsizes[bandno].expn);
10155 fprintf(out_stream, "\n");
10158 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
10160 fprintf(out_stream, "\t\t }\n");
10161 } /*end of component of default tile*/
10162 fprintf(out_stream, "\t }\n"); /*end of default tile*/
10166 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
10168 /* Check if the flag is compatible with j2k file*/
10169 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
10170 fprintf(out_stream, "Wrong flag\n");
10174 /* Dump the image_header */
10175 if (flag & OPJ_IMG_INFO) {
10176 if (p_j2k->m_private_image) {
10177 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
10181 /* Dump the codestream info from main header */
10182 if (flag & OPJ_J2K_MH_INFO) {
10183 if (p_j2k->m_private_image) {
10184 opj_j2k_dump_MH_info(p_j2k, out_stream);
10187 /* Dump all tile/codestream info */
10188 if (flag & OPJ_J2K_TCH_INFO) {
10189 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10191 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
10192 if (p_j2k->m_private_image) {
10193 for (i = 0; i < l_nb_tiles; ++i) {
10194 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
10201 /* Dump the codestream info of the current tile */
10202 if (flag & OPJ_J2K_TH_INFO) {
10206 /* Dump the codestream index from main header */
10207 if (flag & OPJ_J2K_MH_IND) {
10208 opj_j2k_dump_MH_index(p_j2k, out_stream);
10211 /* Dump the codestream index of the current tile */
10212 if (flag & OPJ_J2K_TH_IND) {
10218 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
10220 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
10221 OPJ_UINT32 it_marker, it_tile, it_tile_part;
10223 fprintf(out_stream, "Codestream index from main header: {\n");
10225 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
10226 "\t Main header end position=%" PRIi64 "\n",
10227 cstr_index->main_head_start, cstr_index->main_head_end);
10229 fprintf(out_stream, "\t Marker list: {\n");
10231 if (cstr_index->marker) {
10232 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
10233 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10234 cstr_index->marker[it_marker].type,
10235 cstr_index->marker[it_marker].pos,
10236 cstr_index->marker[it_marker].len);
10240 fprintf(out_stream, "\t }\n");
10242 if (cstr_index->tile_index) {
10244 /* Simple test to avoid to write empty information*/
10245 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
10246 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10247 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
10250 if (l_acc_nb_of_tile_part) {
10251 fprintf(out_stream, "\t Tile index: {\n");
10253 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10254 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
10256 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
10259 if (cstr_index->tile_index[it_tile].tp_index) {
10260 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
10261 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
10262 PRIi64 ", end_pos=%" PRIi64 ".\n",
10264 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
10265 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
10266 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
10270 if (cstr_index->tile_index[it_tile].marker) {
10271 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
10273 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10274 cstr_index->tile_index[it_tile].marker[it_marker].type,
10275 cstr_index->tile_index[it_tile].marker[it_marker].pos,
10276 cstr_index->tile_index[it_tile].marker[it_marker].len);
10280 fprintf(out_stream, "\t }\n");
10284 fprintf(out_stream, "}\n");
10289 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
10292 fprintf(out_stream, "Codestream info from main header: {\n");
10294 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
10295 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
10296 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
10297 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
10298 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
10299 fprintf(out_stream, "}\n");
10302 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
10307 if (dev_dump_flag) {
10308 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
10311 fprintf(out_stream, "Image info {\n");
10316 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
10317 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
10319 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
10321 if (img_header->comps) {
10323 for (compno = 0; compno < img_header->numcomps; compno++) {
10324 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
10325 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
10327 fprintf(out_stream, "%s}\n", tab);
10331 fprintf(out_stream, "}\n");
10334 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
10335 OPJ_BOOL dev_dump_flag, FILE* out_stream)
10339 if (dev_dump_flag) {
10340 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
10348 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
10349 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
10350 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
10352 if (dev_dump_flag) {
10353 fprintf(out_stream, "}\n");
10357 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
10360 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
10361 opj_tcp_t *l_default_tile;
10362 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
10363 sizeof(opj_codestream_info_v2_t));
10368 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
10370 cstr_info->tx0 = p_j2k->m_cp.tx0;
10371 cstr_info->ty0 = p_j2k->m_cp.ty0;
10372 cstr_info->tdx = p_j2k->m_cp.tdx;
10373 cstr_info->tdy = p_j2k->m_cp.tdy;
10374 cstr_info->tw = p_j2k->m_cp.tw;
10375 cstr_info->th = p_j2k->m_cp.th;
10377 cstr_info->tile_info = NULL; /* Not fill from the main header*/
10379 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
10381 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
10382 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
10383 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
10384 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
10386 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
10387 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
10388 if (!cstr_info->m_default_tile_info.tccp_info) {
10389 opj_destroy_cstr_info(&cstr_info);
10393 for (compno = 0; compno < numcomps; compno++) {
10394 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10395 opj_tccp_info_t *l_tccp_info = &
10396 (cstr_info->m_default_tile_info.tccp_info[compno]);
10397 OPJ_INT32 bandno, numbands;
10400 l_tccp_info->csty = l_tccp->csty;
10401 l_tccp_info->numresolutions = l_tccp->numresolutions;
10402 l_tccp_info->cblkw = l_tccp->cblkw;
10403 l_tccp_info->cblkh = l_tccp->cblkh;
10404 l_tccp_info->cblksty = l_tccp->cblksty;
10405 l_tccp_info->qmfbid = l_tccp->qmfbid;
10406 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
10407 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
10408 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
10411 /* quantization style*/
10412 l_tccp_info->qntsty = l_tccp->qntsty;
10413 l_tccp_info->numgbits = l_tccp->numgbits;
10415 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10416 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10417 if (numbands < OPJ_J2K_MAXBANDS) {
10418 for (bandno = 0; bandno < numbands; bandno++) {
10419 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
10420 l_tccp->stepsizes[bandno].mant;
10421 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
10422 l_tccp->stepsizes[bandno].expn;
10427 l_tccp_info->roishift = l_tccp->roishift;
10433 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
10435 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
10436 opj_calloc(1, sizeof(opj_codestream_index_t));
10437 if (!l_cstr_index) {
10441 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
10442 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
10443 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
10445 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
10446 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
10447 sizeof(opj_marker_info_t));
10448 if (!l_cstr_index->marker) {
10449 opj_free(l_cstr_index);
10453 if (p_j2k->cstr_index->marker) {
10454 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
10455 l_cstr_index->marknum * sizeof(opj_marker_info_t));
10457 opj_free(l_cstr_index->marker);
10458 l_cstr_index->marker = NULL;
10461 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
10462 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10463 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10464 if (!l_cstr_index->tile_index) {
10465 opj_free(l_cstr_index->marker);
10466 opj_free(l_cstr_index);
10470 if (!p_j2k->cstr_index->tile_index) {
10471 opj_free(l_cstr_index->tile_index);
10472 l_cstr_index->tile_index = NULL;
10474 OPJ_UINT32 it_tile = 0;
10475 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
10478 l_cstr_index->tile_index[it_tile].marknum =
10479 p_j2k->cstr_index->tile_index[it_tile].marknum;
10481 l_cstr_index->tile_index[it_tile].marker =
10482 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
10483 sizeof(opj_marker_info_t));
10485 if (!l_cstr_index->tile_index[it_tile].marker) {
10486 OPJ_UINT32 it_tile_free;
10488 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10489 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10492 opj_free(l_cstr_index->tile_index);
10493 opj_free(l_cstr_index->marker);
10494 opj_free(l_cstr_index);
10498 if (p_j2k->cstr_index->tile_index[it_tile].marker)
10499 memcpy(l_cstr_index->tile_index[it_tile].marker,
10500 p_j2k->cstr_index->tile_index[it_tile].marker,
10501 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
10503 opj_free(l_cstr_index->tile_index[it_tile].marker);
10504 l_cstr_index->tile_index[it_tile].marker = NULL;
10507 /* Tile part index*/
10508 l_cstr_index->tile_index[it_tile].nb_tps =
10509 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
10511 l_cstr_index->tile_index[it_tile].tp_index =
10512 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
10515 if (!l_cstr_index->tile_index[it_tile].tp_index) {
10516 OPJ_UINT32 it_tile_free;
10518 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10519 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10520 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
10523 opj_free(l_cstr_index->tile_index);
10524 opj_free(l_cstr_index->marker);
10525 opj_free(l_cstr_index);
10529 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
10530 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
10531 p_j2k->cstr_index->tile_index[it_tile].tp_index,
10532 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
10534 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
10535 l_cstr_index->tile_index[it_tile].tp_index = NULL;
10538 /* Packet index (NOT USED)*/
10539 l_cstr_index->tile_index[it_tile].nb_packet = 0;
10540 l_cstr_index->tile_index[it_tile].packet_index = NULL;
10545 return l_cstr_index;
10548 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
10550 OPJ_UINT32 it_tile = 0;
10552 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10553 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10554 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10555 if (!p_j2k->cstr_index->tile_index) {
10559 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
10560 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
10561 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
10562 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
10563 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
10564 sizeof(opj_marker_info_t));
10565 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
10573 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
10574 opj_stream_private_t *p_stream,
10575 opj_event_mgr_t * p_manager)
10577 OPJ_BOOL l_go_on = OPJ_TRUE;
10578 OPJ_UINT32 l_current_tile_no;
10579 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10580 OPJ_UINT32 l_nb_comps;
10581 OPJ_UINT32 nr_tiles = 0;
10583 /* Particular case for whole single tile decoding */
10584 /* We can avoid allocating intermediate tile buffers */
10585 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10586 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
10587 p_j2k->m_output_image->x0 == 0 &&
10588 p_j2k->m_output_image->y0 == 0 &&
10589 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
10590 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
10592 if (! opj_j2k_read_tile_header(p_j2k,
10593 &l_current_tile_no,
10595 &l_tile_x0, &l_tile_y0,
10596 &l_tile_x1, &l_tile_y1,
10604 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10605 p_stream, p_manager)) {
10606 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
10610 /* Transfer TCD data to output image data */
10611 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
10612 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
10613 p_j2k->m_output_image->comps[i].data =
10614 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
10615 p_j2k->m_output_image->comps[i].resno_decoded =
10616 p_j2k->m_tcd->image->comps[i].resno_decoded;
10617 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
10624 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10625 p_j2k->m_cp.tcps[0].m_data != NULL) {
10626 l_current_tile_no = 0;
10627 p_j2k->m_current_tile_number = 0;
10628 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
10630 if (! opj_j2k_read_tile_header(p_j2k,
10631 &l_current_tile_no,
10633 &l_tile_x0, &l_tile_y0,
10634 &l_tile_x1, &l_tile_y1,
10647 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10648 p_stream, p_manager)) {
10649 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
10650 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10654 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10655 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10657 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
10658 p_j2k->m_output_image)) {
10662 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10663 !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
10664 p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
10665 p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
10666 p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
10667 /* Keep current tcp data */
10669 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
10672 opj_event_msg(p_manager, EVT_INFO,
10673 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10675 if (opj_stream_get_number_byte_left(p_stream) == 0
10676 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
10679 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
10688 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
10690 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
10691 opj_event_mgr_t * p_manager)
10694 assert(p_j2k != 00);
10695 assert(p_manager != 00);
10697 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10698 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
10701 /* DEVELOPER CORNER, add your custom procedures */
10707 * Read and decode one tile.
10709 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
10710 opj_stream_private_t *p_stream,
10711 opj_event_mgr_t * p_manager)
10713 OPJ_BOOL l_go_on = OPJ_TRUE;
10714 OPJ_UINT32 l_current_tile_no;
10715 OPJ_UINT32 l_tile_no_to_dec;
10716 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10717 OPJ_UINT32 l_nb_comps;
10718 OPJ_UINT32 l_nb_tiles;
10721 /*Allocate and initialize some elements of codestrem index if not already done*/
10722 if (!p_j2k->cstr_index->tile_index) {
10723 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
10727 /* Move into the codestream to the first SOT used to decode the desired tile */
10728 l_tile_no_to_dec = (OPJ_UINT32)
10729 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
10730 if (p_j2k->cstr_index->tile_index)
10731 if (p_j2k->cstr_index->tile_index->tp_index) {
10732 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
10733 /* the index for this tile has not been built,
10734 * so move to the last SOT read */
10735 if (!(opj_stream_read_seek(p_stream,
10736 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
10737 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10741 if (!(opj_stream_read_seek(p_stream,
10742 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
10744 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10748 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
10749 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
10750 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
10754 /* Reset current tile part number for all tiles, and not only the one */
10756 /* Not completely sure this is always correct but required for */
10757 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
10758 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10759 for (i = 0; i < l_nb_tiles; ++i) {
10760 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
10764 if (! opj_j2k_read_tile_header(p_j2k,
10765 &l_current_tile_no,
10767 &l_tile_x0, &l_tile_y0,
10768 &l_tile_x1, &l_tile_y1,
10780 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10781 p_stream, p_manager)) {
10784 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10785 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10787 if (! opj_j2k_update_image_data(p_j2k->m_tcd,
10788 p_j2k->m_output_image)) {
10791 opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
10793 opj_event_msg(p_manager, EVT_INFO,
10794 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10796 if (l_current_tile_no == l_tile_no_to_dec) {
10797 /* move into the codestream to the first SOT (FIXME or not move?)*/
10798 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
10800 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10805 opj_event_msg(p_manager, EVT_WARNING,
10806 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
10807 l_current_tile_no + 1, l_tile_no_to_dec + 1);
10816 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
10818 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
10819 opj_event_mgr_t * p_manager)
10822 assert(p_j2k != 00);
10823 assert(p_manager != 00);
10825 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10826 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
10829 /* DEVELOPER CORNER, add your custom procedures */
10834 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
10835 opj_stream_private_t * p_stream,
10836 opj_image_t * p_image,
10837 opj_event_mgr_t * p_manager)
10845 /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
10846 /* and finally opj_decode_image() without manual setting of comps[].factor */
10847 /* We could potentially always execute it, if we don't allow people to do */
10848 /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
10849 if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
10850 p_j2k->m_private_image != NULL &&
10851 p_j2k->m_private_image->numcomps > 0 &&
10852 p_j2k->m_private_image->comps[0].factor ==
10853 p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
10854 p_image->numcomps > 0 &&
10855 p_image->comps[0].factor == 0 &&
10856 /* Don't mess with image dimension if the user has allocated it */
10857 p_image->comps[0].data == NULL) {
10858 OPJ_UINT32 it_comp;
10860 /* Update the comps[].factor member of the output image with the one */
10862 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
10863 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
10865 if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
10870 if (p_j2k->m_output_image == NULL) {
10871 p_j2k->m_output_image = opj_image_create0();
10872 if (!(p_j2k->m_output_image)) {
10876 opj_copy_image_header(p_image, p_j2k->m_output_image);
10878 /* customization of the decoding */
10879 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
10883 /* Decode the codestream */
10884 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10885 opj_image_destroy(p_j2k->m_private_image);
10886 p_j2k->m_private_image = NULL;
10890 /* Move data and copy one information from codec to output image*/
10891 for (compno = 0; compno < p_image->numcomps; compno++) {
10892 p_image->comps[compno].resno_decoded =
10893 p_j2k->m_output_image->comps[compno].resno_decoded;
10894 opj_image_data_free(p_image->comps[compno].data);
10895 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10898 sprintf(fn, "/tmp/%d.raw", compno);
10899 FILE *debug = fopen(fn, "wb");
10900 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
10901 p_image->comps[compno].w * p_image->comps[compno].h, debug);
10904 p_j2k->m_output_image->comps[compno].data = NULL;
10910 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
10911 opj_stream_private_t *p_stream,
10912 opj_image_t* p_image,
10913 opj_event_mgr_t * p_manager,
10914 OPJ_UINT32 tile_index)
10917 OPJ_UINT32 l_tile_x, l_tile_y;
10918 opj_image_comp_t* l_img_comp;
10921 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
10925 if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
10926 opj_event_msg(p_manager, EVT_ERROR,
10927 "Image has less components than codestream.\n");
10931 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
10932 opj_event_msg(p_manager, EVT_ERROR,
10933 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
10934 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
10938 /* Compute the dimension of the desired tile*/
10939 l_tile_x = tile_index % p_j2k->m_cp.tw;
10940 l_tile_y = tile_index / p_j2k->m_cp.tw;
10942 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10943 if (p_image->x0 < p_j2k->m_private_image->x0) {
10944 p_image->x0 = p_j2k->m_private_image->x0;
10946 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10947 if (p_image->x1 > p_j2k->m_private_image->x1) {
10948 p_image->x1 = p_j2k->m_private_image->x1;
10951 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10952 if (p_image->y0 < p_j2k->m_private_image->y0) {
10953 p_image->y0 = p_j2k->m_private_image->y0;
10955 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10956 if (p_image->y1 > p_j2k->m_private_image->y1) {
10957 p_image->y1 = p_j2k->m_private_image->y1;
10960 l_img_comp = p_image->comps;
10961 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
10962 OPJ_INT32 l_comp_x1, l_comp_y1;
10964 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
10966 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
10967 (OPJ_INT32)l_img_comp->dx);
10968 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
10969 (OPJ_INT32)l_img_comp->dy);
10970 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
10971 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10973 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
10974 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
10975 (OPJ_INT32)l_img_comp->factor));
10976 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
10977 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
10978 (OPJ_INT32)l_img_comp->factor));
10983 if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
10984 /* Can happen when calling repeatdly opj_get_decoded_tile() on an
10985 * image with a color palette, where color palette expansion is done
10986 * later in jp2.c */
10987 for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
10989 opj_image_data_free(p_image->comps[compno].data);
10990 p_image->comps[compno].data = NULL;
10992 p_image->numcomps = p_j2k->m_private_image->numcomps;
10995 /* Destroy the previous output image*/
10996 if (p_j2k->m_output_image) {
10997 opj_image_destroy(p_j2k->m_output_image);
11000 /* Create the ouput image from the information previously computed*/
11001 p_j2k->m_output_image = opj_image_create0();
11002 if (!(p_j2k->m_output_image)) {
11005 opj_copy_image_header(p_image, p_j2k->m_output_image);
11007 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
11009 /* customization of the decoding */
11010 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
11014 /* Decode the codestream */
11015 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11016 opj_image_destroy(p_j2k->m_private_image);
11017 p_j2k->m_private_image = NULL;
11021 /* Move data and copy one information from codec to output image*/
11022 for (compno = 0; compno < p_image->numcomps; compno++) {
11023 p_image->comps[compno].resno_decoded =
11024 p_j2k->m_output_image->comps[compno].resno_decoded;
11026 if (p_image->comps[compno].data) {
11027 opj_image_data_free(p_image->comps[compno].data);
11030 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
11032 p_j2k->m_output_image->comps[compno].data = NULL;
11038 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
11039 OPJ_UINT32 res_factor,
11040 opj_event_mgr_t * p_manager)
11042 OPJ_UINT32 it_comp;
11044 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
11046 if (p_j2k->m_private_image) {
11047 if (p_j2k->m_private_image->comps) {
11048 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
11049 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
11050 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
11051 OPJ_UINT32 max_res =
11052 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
11053 if (res_factor >= max_res) {
11054 opj_event_msg(p_manager, EVT_ERROR,
11055 "Resolution factor is greater than the maximum resolution in the component.\n");
11058 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
11069 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
11070 opj_stream_private_t *p_stream,
11071 opj_event_mgr_t * p_manager)
11074 OPJ_UINT32 l_nb_tiles;
11075 OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
11076 OPJ_BYTE * l_current_data = 00;
11077 OPJ_BOOL l_reuse_data = OPJ_FALSE;
11078 opj_tcd_t* p_tcd = 00;
11080 /* preconditions */
11081 assert(p_j2k != 00);
11082 assert(p_stream != 00);
11083 assert(p_manager != 00);
11085 p_tcd = p_j2k->m_tcd;
11087 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
11088 if (l_nb_tiles == 1) {
11089 l_reuse_data = OPJ_TRUE;
11091 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11092 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
11093 if (((size_t)l_img_comp->data & 0xFU) !=
11094 0U) { /* tile data shall be aligned on 16 bytes */
11095 l_reuse_data = OPJ_FALSE;
11100 for (i = 0; i < l_nb_tiles; ++i) {
11101 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
11102 if (l_current_data) {
11103 opj_free(l_current_data);
11108 /* if we only have one tile, then simply set tile component data equal to image component data */
11109 /* otherwise, allocate the data */
11110 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11111 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
11112 if (l_reuse_data) {
11113 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
11114 l_tilec->data = l_img_comp->data;
11115 l_tilec->ownsData = OPJ_FALSE;
11117 if (! opj_alloc_tile_component_data(l_tilec)) {
11118 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11119 if (l_current_data) {
11120 opj_free(l_current_data);
11126 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
11127 if (!l_reuse_data) {
11128 if (l_current_tile_size > l_max_tile_size) {
11129 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
11130 l_current_tile_size);
11131 if (! l_new_current_data) {
11132 if (l_current_data) {
11133 opj_free(l_current_data);
11135 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
11138 l_current_data = l_new_current_data;
11139 l_max_tile_size = l_current_tile_size;
11141 if (l_current_data == NULL) {
11142 /* Shoul not happen in practice, but will avoid Coverity to */
11143 /* complain about a null pointer dereference */
11147 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
11148 /* 32 bit components @ 8 bit precision get converted to 8 bit */
11149 /* 32 bit components @ 16 bit precision get converted to 16 bit */
11150 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
11152 /* now copy this data into the tile component */
11153 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
11154 l_current_tile_size)) {
11155 opj_event_msg(p_manager, EVT_ERROR,
11156 "Size mismatch between tile data and sent data.");
11157 opj_free(l_current_data);
11162 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11163 if (l_current_data) {
11164 opj_free(l_current_data);
11170 if (l_current_data) {
11171 opj_free(l_current_data);
11176 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
11177 opj_stream_private_t *p_stream,
11178 opj_event_mgr_t * p_manager)
11180 /* customization of the encoding */
11181 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
11185 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11192 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
11193 opj_stream_private_t *p_stream,
11194 opj_image_t * p_image,
11195 opj_event_mgr_t * p_manager)
11197 /* preconditions */
11198 assert(p_j2k != 00);
11199 assert(p_stream != 00);
11200 assert(p_manager != 00);
11202 p_j2k->m_private_image = opj_image_create0();
11203 if (! p_j2k->m_private_image) {
11204 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
11207 opj_copy_image_header(p_image, p_j2k->m_private_image);
11209 /* TODO_MSD: Find a better way */
11210 if (p_image->comps) {
11211 OPJ_UINT32 it_comp;
11212 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
11213 if (p_image->comps[it_comp].data) {
11214 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
11215 p_image->comps[it_comp].data = NULL;
11221 /* customization of the validation */
11222 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
11226 /* validation of the parameters codec */
11227 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
11231 /* customization of the encoding */
11232 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
11237 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11244 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
11245 OPJ_UINT32 p_tile_index,
11246 opj_stream_private_t *p_stream,
11247 opj_event_mgr_t * p_manager)
11250 if (p_tile_index != p_j2k->m_current_tile_number) {
11251 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
11255 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
11256 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
11258 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
11259 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
11260 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11262 /* initialisation before tile encoding */
11263 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
11271 static void opj_get_tile_dimensions(opj_image_t * l_image,
11272 opj_tcd_tilecomp_t * l_tilec,
11273 opj_image_comp_t * l_img_comp,
11274 OPJ_UINT32* l_size_comp,
11275 OPJ_UINT32* l_width,
11276 OPJ_UINT32* l_height,
11277 OPJ_UINT32* l_offset_x,
11278 OPJ_UINT32* l_offset_y,
11279 OPJ_UINT32* l_image_width,
11280 OPJ_UINT32* l_stride,
11281 OPJ_UINT32* l_tile_offset)
11283 OPJ_UINT32 l_remaining;
11284 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
11285 l_remaining = l_img_comp->prec & 7; /* (%8) */
11290 if (*l_size_comp == 3) {
11294 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
11295 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
11296 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
11297 (OPJ_INT32)l_img_comp->dx);
11298 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
11299 (OPJ_INT32)l_img_comp->dy);
11300 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
11301 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
11302 *l_stride = *l_image_width - *l_width;
11303 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
11304 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
11307 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
11309 OPJ_UINT32 i, j, k = 0;
11311 for (i = 0; i < p_tcd->image->numcomps; ++i) {
11312 opj_image_t * l_image = p_tcd->image;
11313 OPJ_INT32 * l_src_ptr;
11314 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
11315 opj_image_comp_t * l_img_comp = l_image->comps + i;
11316 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
11317 l_image_width, l_stride, l_tile_offset;
11319 opj_get_tile_dimensions(l_image,
11331 l_src_ptr = l_img_comp->data + l_tile_offset;
11333 switch (l_size_comp) {
11335 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
11336 if (l_img_comp->sgnd) {
11337 for (j = 0; j < l_height; ++j) {
11338 for (k = 0; k < l_width; ++k) {
11339 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
11343 l_src_ptr += l_stride;
11346 for (j = 0; j < l_height; ++j) {
11347 for (k = 0; k < l_width; ++k) {
11348 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
11352 l_src_ptr += l_stride;
11356 p_data = (OPJ_BYTE*) l_dest_ptr;
11360 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
11361 if (l_img_comp->sgnd) {
11362 for (j = 0; j < l_height; ++j) {
11363 for (k = 0; k < l_width; ++k) {
11364 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
11366 l_src_ptr += l_stride;
11369 for (j = 0; j < l_height; ++j) {
11370 for (k = 0; k < l_width; ++k) {
11371 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
11373 l_src_ptr += l_stride;
11377 p_data = (OPJ_BYTE*) l_dest_ptr;
11381 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
11382 for (j = 0; j < l_height; ++j) {
11383 for (k = 0; k < l_width; ++k) {
11384 *(l_dest_ptr++) = *(l_src_ptr++);
11386 l_src_ptr += l_stride;
11389 p_data = (OPJ_BYTE*) l_dest_ptr;
11396 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
11397 opj_stream_private_t *p_stream,
11398 opj_event_mgr_t * p_manager)
11400 OPJ_UINT32 l_nb_bytes_written;
11401 OPJ_BYTE * l_current_data = 00;
11402 OPJ_UINT32 l_tile_size = 0;
11403 OPJ_UINT32 l_available_data;
11405 /* preconditions */
11406 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11408 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
11409 l_available_data = l_tile_size;
11410 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
11412 l_nb_bytes_written = 0;
11413 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
11414 l_available_data, p_stream, p_manager)) {
11417 l_current_data += l_nb_bytes_written;
11418 l_available_data -= l_nb_bytes_written;
11420 l_nb_bytes_written = 0;
11421 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
11422 l_available_data, p_stream, p_manager)) {
11426 l_available_data -= l_nb_bytes_written;
11427 l_nb_bytes_written = l_tile_size - l_available_data;
11429 if (opj_stream_write_data(p_stream,
11430 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
11431 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
11435 ++p_j2k->m_current_tile_number;
11440 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
11441 opj_event_mgr_t * p_manager)
11443 /* preconditions */
11444 assert(p_j2k != 00);
11445 assert(p_manager != 00);
11447 /* DEVELOPER CORNER, insert your custom procedures */
11448 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11449 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
11453 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11454 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11455 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
11460 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11461 (opj_procedure)opj_j2k_write_epc, p_manager)) {
11464 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11465 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
11468 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11469 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
11475 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
11476 opj_event_mgr_t * p_manager)
11478 /* preconditions */
11479 assert(p_j2k != 00);
11480 assert(p_manager != 00);
11482 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11483 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
11486 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11487 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
11491 /* DEVELOPER CORNER, add your custom validation procedure */
11492 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11493 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
11500 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
11501 opj_event_mgr_t * p_manager)
11503 /* preconditions */
11504 assert(p_j2k != 00);
11505 assert(p_manager != 00);
11507 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11508 (opj_procedure)opj_j2k_init_info, p_manager)) {
11511 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11512 (opj_procedure)opj_j2k_write_soc, p_manager)) {
11515 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11516 (opj_procedure)opj_j2k_write_siz, p_manager)) {
11519 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11520 (opj_procedure)opj_j2k_write_cod, p_manager)) {
11523 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11524 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
11527 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11528 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
11531 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11532 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
11536 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11537 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11538 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
11542 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
11543 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11544 (opj_procedure)opj_j2k_write_poc, p_manager)) {
11550 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11551 (opj_procedure)opj_j2k_write_regions, p_manager)) {
11555 if (p_j2k->m_cp.comment != 00) {
11556 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11557 (opj_procedure)opj_j2k_write_com, p_manager)) {
11562 /* DEVELOPER CORNER, insert your custom procedures */
11563 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
11564 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11565 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
11569 /* End of Developer Corner */
11571 if (p_j2k->cstr_index) {
11572 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11573 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
11578 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11579 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
11582 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11583 (opj_procedure)opj_j2k_update_rates, p_manager)) {
11590 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
11592 OPJ_UINT32 * p_data_written,
11593 OPJ_UINT32 p_total_data_size,
11594 opj_stream_private_t *p_stream,
11595 struct opj_event_mgr * p_manager)
11597 OPJ_UINT32 l_nb_bytes_written = 0;
11598 OPJ_UINT32 l_current_nb_bytes_written;
11599 OPJ_BYTE * l_begin_data = 00;
11601 opj_tcd_t * l_tcd = 00;
11602 opj_cp_t * l_cp = 00;
11604 l_tcd = p_j2k->m_tcd;
11605 l_cp = &(p_j2k->m_cp);
11607 l_tcd->cur_pino = 0;
11609 /*Get number of tile parts*/
11610 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11615 l_current_nb_bytes_written = 0;
11616 l_begin_data = p_data;
11617 if (! opj_j2k_write_sot(p_j2k, p_data, p_total_data_size,
11618 &l_current_nb_bytes_written, p_stream,
11623 l_nb_bytes_written += l_current_nb_bytes_written;
11624 p_data += l_current_nb_bytes_written;
11625 p_total_data_size -= l_current_nb_bytes_written;
11627 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
11629 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
11630 l_current_nb_bytes_written = 0;
11631 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11633 l_nb_bytes_written += l_current_nb_bytes_written;
11634 p_data += l_current_nb_bytes_written;
11635 p_total_data_size -= l_current_nb_bytes_written;
11637 l_current_nb_bytes_written = 0;
11638 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11640 l_nb_bytes_written += l_current_nb_bytes_written;
11641 p_data += l_current_nb_bytes_written;
11642 p_total_data_size -= l_current_nb_bytes_written;
11645 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
11646 l_current_nb_bytes_written = 0;
11647 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
11649 l_nb_bytes_written += l_current_nb_bytes_written;
11650 p_data += l_current_nb_bytes_written;
11651 p_total_data_size -= l_current_nb_bytes_written;
11655 l_current_nb_bytes_written = 0;
11656 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11657 p_total_data_size, p_stream, p_manager)) {
11661 l_nb_bytes_written += l_current_nb_bytes_written;
11662 * p_data_written = l_nb_bytes_written;
11664 /* Writing Psot in SOT marker */
11665 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
11668 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11669 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
11675 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
11677 OPJ_UINT32 * p_data_written,
11678 OPJ_UINT32 p_total_data_size,
11679 opj_stream_private_t *p_stream,
11680 struct opj_event_mgr * p_manager
11683 OPJ_UINT32 tilepartno = 0;
11684 OPJ_UINT32 l_nb_bytes_written = 0;
11685 OPJ_UINT32 l_current_nb_bytes_written;
11686 OPJ_UINT32 l_part_tile_size;
11687 OPJ_UINT32 tot_num_tp;
11690 OPJ_BYTE * l_begin_data;
11691 opj_tcp_t *l_tcp = 00;
11692 opj_tcd_t * l_tcd = 00;
11693 opj_cp_t * l_cp = 00;
11695 l_tcd = p_j2k->m_tcd;
11696 l_cp = &(p_j2k->m_cp);
11697 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
11699 /*Get number of tile parts*/
11700 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
11702 /* start writing remaining tile parts */
11703 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11704 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
11705 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11706 l_current_nb_bytes_written = 0;
11707 l_part_tile_size = 0;
11708 l_begin_data = p_data;
11710 if (! opj_j2k_write_sot(p_j2k, p_data,
11712 &l_current_nb_bytes_written,
11718 l_nb_bytes_written += l_current_nb_bytes_written;
11719 p_data += l_current_nb_bytes_written;
11720 p_total_data_size -= l_current_nb_bytes_written;
11721 l_part_tile_size += l_current_nb_bytes_written;
11723 l_current_nb_bytes_written = 0;
11724 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11725 p_total_data_size, p_stream, p_manager)) {
11729 p_data += l_current_nb_bytes_written;
11730 l_nb_bytes_written += l_current_nb_bytes_written;
11731 p_total_data_size -= l_current_nb_bytes_written;
11732 l_part_tile_size += l_current_nb_bytes_written;
11734 /* Writing Psot in SOT marker */
11735 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11738 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11739 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11742 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11745 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
11746 l_tcd->cur_pino = pino;
11748 /*Get number of tile parts*/
11749 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
11750 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
11751 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11752 l_current_nb_bytes_written = 0;
11753 l_part_tile_size = 0;
11754 l_begin_data = p_data;
11756 if (! opj_j2k_write_sot(p_j2k, p_data,
11758 &l_current_nb_bytes_written, p_stream,
11763 l_nb_bytes_written += l_current_nb_bytes_written;
11764 p_data += l_current_nb_bytes_written;
11765 p_total_data_size -= l_current_nb_bytes_written;
11766 l_part_tile_size += l_current_nb_bytes_written;
11768 l_current_nb_bytes_written = 0;
11770 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11771 p_total_data_size, p_stream, p_manager)) {
11775 l_nb_bytes_written += l_current_nb_bytes_written;
11776 p_data += l_current_nb_bytes_written;
11777 p_total_data_size -= l_current_nb_bytes_written;
11778 l_part_tile_size += l_current_nb_bytes_written;
11780 /* Writing Psot in SOT marker */
11781 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11784 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11785 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11788 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11792 *p_data_written = l_nb_bytes_written;
11797 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
11798 struct opj_stream_private *p_stream,
11799 struct opj_event_mgr * p_manager)
11801 OPJ_UINT32 l_tlm_size;
11802 OPJ_OFF_T l_tlm_position, l_current_position;
11804 /* preconditions */
11805 assert(p_j2k != 00);
11806 assert(p_manager != 00);
11807 assert(p_stream != 00);
11809 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
11810 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
11811 l_current_position = opj_stream_tell(p_stream);
11813 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
11817 if (opj_stream_write_data(p_stream,
11818 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
11819 p_manager) != l_tlm_size) {
11823 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
11830 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
11831 struct opj_stream_private *p_stream,
11832 struct opj_event_mgr * p_manager)
11834 /* preconditions */
11835 assert(p_j2k != 00);
11836 assert(p_manager != 00);
11837 assert(p_stream != 00);
11839 OPJ_UNUSED(p_stream);
11840 OPJ_UNUSED(p_manager);
11842 opj_tcd_destroy(p_j2k->m_tcd);
11845 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
11846 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
11847 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
11848 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
11851 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
11852 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11853 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
11856 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
11862 * Destroys the memory associated with the decoding of headers.
11864 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
11865 opj_stream_private_t *p_stream,
11866 opj_event_mgr_t * p_manager
11869 /* preconditions */
11870 assert(p_j2k != 00);
11871 assert(p_stream != 00);
11872 assert(p_manager != 00);
11874 OPJ_UNUSED(p_stream);
11875 OPJ_UNUSED(p_manager);
11877 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
11878 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
11879 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
11882 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
11887 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
11888 struct opj_stream_private *p_stream,
11889 struct opj_event_mgr * p_manager)
11891 opj_codestream_info_t * l_cstr_info = 00;
11893 /* preconditions */
11894 assert(p_j2k != 00);
11895 assert(p_manager != 00);
11896 assert(p_stream != 00);
11899 OPJ_UNUSED(p_stream);
11901 /* TODO mergeV2: check this part which use cstr_info */
11902 /*l_cstr_info = p_j2k->cstr_info;
11906 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));
11908 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
11909 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
11911 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
11913 l_cstr_info->tw = p_j2k->m_cp.tw;
11914 l_cstr_info->th = p_j2k->m_cp.th;
11916 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
11917 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
11918 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
11919 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
11921 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
11923 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
11925 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
11927 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
11928 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
11931 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
11933 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
11935 /*l_cstr_info->maxmarknum = 100;
11936 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
11937 l_cstr_info->marknum = 0;
11940 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
11941 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
11946 * Creates a tile-coder encoder.
11948 * @param p_stream the stream to write data to.
11949 * @param p_j2k J2K codec.
11950 * @param p_manager the user event manager.
11952 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
11953 opj_stream_private_t *p_stream,
11954 opj_event_mgr_t * p_manager
11957 /* preconditions */
11958 assert(p_j2k != 00);
11959 assert(p_manager != 00);
11960 assert(p_stream != 00);
11962 OPJ_UNUSED(p_stream);
11964 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
11966 if (! p_j2k->m_tcd) {
11967 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
11971 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
11973 opj_tcd_destroy(p_j2k->m_tcd);
11981 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
11982 OPJ_UINT32 p_tile_index,
11984 OPJ_UINT32 p_data_size,
11985 opj_stream_private_t *p_stream,
11986 opj_event_mgr_t * p_manager)
11988 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
11989 opj_event_msg(p_manager, EVT_ERROR,
11990 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
11994 /* Allocate data */
11995 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11996 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
11998 if (! opj_alloc_tile_component_data(l_tilec)) {
11999 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
12004 /* now copy data into the tile component */
12005 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
12006 opj_event_msg(p_manager, EVT_ERROR,
12007 "Size mismatch between tile data and sent data.");
12010 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
12011 opj_event_msg(p_manager, EVT_ERROR,
12012 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);