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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41 * POSSIBILITY OF SUCH DAMAGE.
44 #include "opj_includes.h"
46 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
49 /** @name Local static functions */
52 #define OPJ_UNUSED(x) (void)x
55 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
57 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
58 opj_event_mgr_t * p_manager);
61 * The read header procedure.
63 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
64 opj_stream_private_t *p_stream,
65 opj_event_mgr_t * p_manager);
68 * The default encoding validation procedure without any extension.
70 * @param p_j2k the jpeg2000 codec to validate.
71 * @param p_stream the input stream to validate.
72 * @param p_manager the user event manager.
74 * @return true if the parameters are correct.
76 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
77 opj_stream_private_t *p_stream,
78 opj_event_mgr_t * p_manager);
81 * The default decoding validation procedure without any extension.
83 * @param p_j2k the jpeg2000 codec to validate.
84 * @param p_stream the input stream to validate.
85 * @param p_manager the user event manager.
87 * @return true if the parameters are correct.
89 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
90 opj_stream_private_t *p_stream,
91 opj_event_mgr_t * p_manager);
94 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
95 * are valid. Developpers wanting to extend the library can add their own validation procedures.
97 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
98 opj_event_mgr_t * p_manager);
101 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
102 * are valid. Developpers wanting to extend the library can add their own validation procedures.
104 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
105 opj_event_mgr_t * p_manager);
108 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
109 * are valid. Developpers wanting to extend the library can add their own validation procedures.
111 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
112 opj_event_mgr_t * p_manager);
115 * The mct encoding validation procedure.
117 * @param p_j2k the jpeg2000 codec to validate.
118 * @param p_stream the input stream to validate.
119 * @param p_manager the user event manager.
121 * @return true if the parameters are correct.
123 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
124 opj_stream_private_t *p_stream,
125 opj_event_mgr_t * p_manager);
128 * Builds the tcd decoder to use to decode tile.
130 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
131 opj_stream_private_t *p_stream,
132 opj_event_mgr_t * p_manager);
134 * Builds the tcd encoder to use to encode tile.
136 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
137 opj_stream_private_t *p_stream,
138 opj_event_mgr_t * p_manager);
141 * Creates a tile-coder encoder.
143 * @param p_stream the stream to write data to.
144 * @param p_j2k J2K codec.
145 * @param p_manager the user event manager.
147 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
148 opj_stream_private_t *p_stream,
149 opj_event_mgr_t * p_manager);
152 * Excutes the given procedures on the given codec.
154 * @param p_procedure_list the list of procedures to execute
155 * @param p_j2k the jpeg2000 codec to execute the procedures on.
156 * @param p_stream the stream to execute the procedures on.
157 * @param p_manager the user manager.
159 * @return true if all the procedures were successfully executed.
161 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
162 opj_procedure_list_t * p_procedure_list,
163 opj_stream_private_t *p_stream,
164 opj_event_mgr_t * p_manager);
167 * Updates the rates of the tcp.
169 * @param p_stream the stream to write data to.
170 * @param p_j2k J2K codec.
171 * @param p_manager the user event manager.
173 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
174 opj_stream_private_t *p_stream,
175 opj_event_mgr_t * p_manager);
178 * Copies the decoding tile parameters onto all the tile parameters.
179 * Creates also the tile decoder.
181 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
182 opj_stream_private_t *p_stream,
183 opj_event_mgr_t * p_manager);
186 * Destroys the memory associated with the decoding of headers.
188 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
189 opj_stream_private_t *p_stream,
190 opj_event_mgr_t * p_manager);
193 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
194 * with the marker value.
195 * @param p_id Marker value to look up
197 * @return the handler associated with the id.
199 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
203 * Destroys a tile coding parameter structure.
205 * @param p_tcp the tile coding parameter to destroy.
207 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
210 * Destroys the data inside a tile coding parameter structure.
212 * @param p_tcp the tile coding parameter which contain data to destroy.
214 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
217 * Destroys a coding parameter structure.
219 * @param p_cp the coding parameter to destroy.
221 static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
224 * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
226 * @param p_j2k J2K codec.
227 * @param p_tile_no Tile number
228 * @param p_first_comp_no The 1st component number to compare.
229 * @param p_second_comp_no The 1st component number to compare.
231 * @return OPJ_TRUE if SPCdod are equals.
233 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
234 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
237 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
239 * @param p_j2k J2K codec.
240 * @param p_tile_no FIXME DOC
241 * @param p_comp_no the component number to output.
242 * @param p_data FIXME DOC
243 * @param p_header_size FIXME DOC
244 * @param p_manager the user event manager.
248 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
249 OPJ_UINT32 p_tile_no,
250 OPJ_UINT32 p_comp_no,
252 OPJ_UINT32 * p_header_size,
253 opj_event_mgr_t * p_manager);
256 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
258 * @param p_j2k the J2K codec.
259 * @param p_tile_no the tile index.
260 * @param p_comp_no the component being outputted.
262 * @return the number of bytes taken by the SPCod element.
264 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
265 OPJ_UINT32 p_tile_no,
266 OPJ_UINT32 p_comp_no);
269 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
270 * @param p_j2k the jpeg2000 codec.
271 * @param compno FIXME DOC
272 * @param p_header_data the data contained in the COM box.
273 * @param p_header_size the size of the data contained in the COM marker.
274 * @param p_manager the user event manager.
276 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
278 OPJ_BYTE * p_header_data,
279 OPJ_UINT32 * p_header_size,
280 opj_event_mgr_t * p_manager);
283 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
285 * @param p_tile_no the tile index.
286 * @param p_comp_no the component being outputted.
287 * @param p_j2k the J2K codec.
289 * @return the number of bytes taken by the SPCod element.
291 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
292 OPJ_UINT32 p_tile_no,
293 OPJ_UINT32 p_comp_no);
296 * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
298 * @param p_j2k J2K codec.
299 * @param p_tile_no the tile to output.
300 * @param p_first_comp_no the first component number to compare.
301 * @param p_second_comp_no the second component number to compare.
303 * @return OPJ_TRUE if equals.
305 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
306 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
310 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
312 * @param p_tile_no the tile to output.
313 * @param p_comp_no the component number to output.
314 * @param p_data the data buffer.
315 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
316 * @param p_j2k J2K codec.
317 * @param p_manager the user event manager.
320 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
321 OPJ_UINT32 p_tile_no,
322 OPJ_UINT32 p_comp_no,
324 OPJ_UINT32 * p_header_size,
325 opj_event_mgr_t * p_manager);
328 * Updates the Tile Length Marker.
330 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
333 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
335 * @param p_j2k J2K codec.
336 * @param compno the component number to output.
337 * @param p_header_data the data buffer.
338 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
339 * @param p_manager the user event manager.
342 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
344 OPJ_BYTE * p_header_data,
345 OPJ_UINT32 * p_header_size,
346 opj_event_mgr_t * p_manager);
349 * Copies the tile component parameters of all the component from the first tile component.
351 * @param p_j2k the J2k codec.
353 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
356 * Copies the tile quantization parameters of all the component from the first tile component.
358 * @param p_j2k the J2k codec.
360 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
365 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
366 opj_stream_private_t *p_stream,
367 opj_event_mgr_t * p_manager);
369 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
370 OPJ_UINT32 p_tile_index,
371 opj_stream_private_t *p_stream,
372 opj_event_mgr_t * p_manager);
374 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
375 opj_image_t* p_output_image);
377 static void opj_get_tile_dimensions(opj_image_t * l_image,
378 opj_tcd_tilecomp_t * l_tilec,
379 opj_image_comp_t * l_img_comp,
380 OPJ_UINT32* l_size_comp,
382 OPJ_UINT32* l_height,
383 OPJ_UINT32* l_offset_x,
384 OPJ_UINT32* l_offset_y,
385 OPJ_UINT32* l_image_width,
386 OPJ_UINT32* l_stride,
387 OPJ_UINT32* l_tile_offset);
389 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
391 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
392 opj_stream_private_t *p_stream,
393 opj_event_mgr_t * p_manager);
396 * Sets up the procedures to do on writing header.
397 * Developers wanting to extend the library can add their own writing procedures.
399 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
400 opj_event_mgr_t * p_manager);
402 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
404 OPJ_UINT32 * p_data_written,
405 OPJ_UINT32 p_total_data_size,
406 opj_stream_private_t *p_stream,
407 struct opj_event_mgr * p_manager);
409 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
411 OPJ_UINT32 * p_data_written,
412 OPJ_UINT32 p_total_data_size,
413 opj_stream_private_t *p_stream,
414 struct opj_event_mgr * p_manager);
417 * Gets the offset of the header.
419 * @param p_stream the stream to write data to.
420 * @param p_j2k J2K codec.
421 * @param p_manager the user event manager.
423 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
424 opj_stream_private_t *p_stream,
425 opj_event_mgr_t * p_manager);
427 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
430 * -----------------------------------------------------------------------
431 * -----------------------------------------------------------------------
432 * -----------------------------------------------------------------------
436 * Writes the SOC marker (Start Of Codestream)
438 * @param p_stream the stream to write data to.
439 * @param p_j2k J2K codec.
440 * @param p_manager the user event manager.
442 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
443 opj_stream_private_t *p_stream,
444 opj_event_mgr_t * p_manager);
447 * Reads a SOC marker (Start of Codestream)
448 * @param p_j2k the jpeg2000 file codec.
449 * @param p_stream XXX needs data
450 * @param p_manager the user event manager.
452 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
453 opj_stream_private_t *p_stream,
454 opj_event_mgr_t * p_manager);
457 * Writes the SIZ marker (image and tile size)
459 * @param p_j2k J2K codec.
460 * @param p_stream the stream to write data to.
461 * @param p_manager the user event manager.
463 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
464 opj_stream_private_t *p_stream,
465 opj_event_mgr_t * p_manager);
468 * Reads a SIZ marker (image and tile size)
469 * @param p_j2k the jpeg2000 file codec.
470 * @param p_header_data the data contained in the SIZ box.
471 * @param p_header_size the size of the data contained in the SIZ marker.
472 * @param p_manager the user event manager.
474 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
475 OPJ_BYTE * p_header_data,
476 OPJ_UINT32 p_header_size,
477 opj_event_mgr_t * p_manager);
480 * Writes the COM marker (comment)
482 * @param p_stream the stream to write data to.
483 * @param p_j2k J2K codec.
484 * @param p_manager the user event manager.
486 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
487 opj_stream_private_t *p_stream,
488 opj_event_mgr_t * p_manager);
491 * Reads a COM marker (comments)
492 * @param p_j2k the jpeg2000 file codec.
493 * @param p_header_data the data contained in the COM box.
494 * @param p_header_size the size of the data contained in the COM marker.
495 * @param p_manager the user event manager.
497 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
498 OPJ_BYTE * p_header_data,
499 OPJ_UINT32 p_header_size,
500 opj_event_mgr_t * p_manager);
502 * Writes the COD marker (Coding style default)
504 * @param p_stream the stream to write data to.
505 * @param p_j2k J2K codec.
506 * @param p_manager the user event manager.
508 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
509 opj_stream_private_t *p_stream,
510 opj_event_mgr_t * p_manager);
513 * Reads a COD marker (Coding Styke defaults)
514 * @param p_header_data the data contained in the COD box.
515 * @param p_j2k the jpeg2000 codec.
516 * @param p_header_size the size of the data contained in the COD marker.
517 * @param p_manager the user event manager.
519 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
520 OPJ_BYTE * p_header_data,
521 OPJ_UINT32 p_header_size,
522 opj_event_mgr_t * p_manager);
525 * Compares 2 COC markers (Coding style component)
527 * @param p_j2k J2K codec.
528 * @param p_first_comp_no the index of the first component to compare.
529 * @param p_second_comp_no the index of the second component to compare.
531 * @return OPJ_TRUE if equals
533 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
534 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
537 * Writes the COC marker (Coding style component)
539 * @param p_j2k J2K codec.
540 * @param p_comp_no the index of the component to output.
541 * @param p_stream the stream to write data to.
542 * @param p_manager the user event manager.
544 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
545 OPJ_UINT32 p_comp_no,
546 opj_stream_private_t *p_stream,
547 opj_event_mgr_t * p_manager);
550 * Writes the COC marker (Coding style component)
552 * @param p_j2k J2K codec.
553 * @param p_comp_no the index of the component to output.
554 * @param p_data FIXME DOC
555 * @param p_data_written FIXME DOC
556 * @param p_manager the user event manager.
558 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
559 OPJ_UINT32 p_comp_no,
561 OPJ_UINT32 * p_data_written,
562 opj_event_mgr_t * p_manager);
565 * Gets the maximum size taken by a coc.
567 * @param p_j2k the jpeg2000 codec to use.
569 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
572 * Reads a COC marker (Coding Style Component)
573 * @param p_header_data the data contained in the COC box.
574 * @param p_j2k the jpeg2000 codec.
575 * @param p_header_size the size of the data contained in the COC marker.
576 * @param p_manager the user event manager.
578 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
579 OPJ_BYTE * p_header_data,
580 OPJ_UINT32 p_header_size,
581 opj_event_mgr_t * p_manager);
584 * Writes the QCD marker (quantization default)
586 * @param p_j2k J2K codec.
587 * @param p_stream the stream to write data to.
588 * @param p_manager the user event manager.
590 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
591 opj_stream_private_t *p_stream,
592 opj_event_mgr_t * p_manager);
595 * Reads a QCD marker (Quantization defaults)
596 * @param p_header_data the data contained in the QCD box.
597 * @param p_j2k the jpeg2000 codec.
598 * @param p_header_size the size of the data contained in the QCD marker.
599 * @param p_manager the user event manager.
601 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
602 OPJ_BYTE * p_header_data,
603 OPJ_UINT32 p_header_size,
604 opj_event_mgr_t * p_manager);
607 * Compare QCC markers (quantization component)
609 * @param p_j2k J2K codec.
610 * @param p_first_comp_no the index of the first component to compare.
611 * @param p_second_comp_no the index of the second component to compare.
613 * @return OPJ_TRUE if equals.
615 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
616 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
619 * Writes the QCC marker (quantization component)
621 * @param p_comp_no the index of the component to output.
622 * @param p_stream the stream to write data to.
623 * @param p_j2k J2K codec.
624 * @param p_manager the user event manager.
626 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
627 OPJ_UINT32 p_comp_no,
628 opj_stream_private_t *p_stream,
629 opj_event_mgr_t * p_manager);
632 * Writes the QCC marker (quantization component)
634 * @param p_j2k J2K codec.
635 * @param p_comp_no the index of the component to output.
636 * @param p_data FIXME DOC
637 * @param p_data_written the stream to write data to.
638 * @param p_manager the user event manager.
640 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
641 OPJ_UINT32 p_comp_no,
643 OPJ_UINT32 * p_data_written,
644 opj_event_mgr_t * p_manager);
647 * Gets the maximum size taken by a qcc.
649 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
652 * Reads a QCC marker (Quantization component)
653 * @param p_header_data the data contained in the QCC box.
654 * @param p_j2k the jpeg2000 codec.
655 * @param p_header_size the size of the data contained in the QCC marker.
656 * @param p_manager the user event manager.
658 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
659 OPJ_BYTE * p_header_data,
660 OPJ_UINT32 p_header_size,
661 opj_event_mgr_t * p_manager);
663 * Writes the POC marker (Progression Order Change)
665 * @param p_stream the stream to write data to.
666 * @param p_j2k J2K codec.
667 * @param p_manager the user event manager.
669 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
670 opj_stream_private_t *p_stream,
671 opj_event_mgr_t * p_manager);
673 * Writes the POC marker (Progression Order Change)
675 * @param p_j2k J2K codec.
676 * @param p_data FIXME DOC
677 * @param p_data_written the stream to write data to.
678 * @param p_manager the user event manager.
680 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
682 OPJ_UINT32 * p_data_written,
683 opj_event_mgr_t * p_manager);
685 * Gets the maximum size taken by the writing of a POC.
687 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
690 * Reads a POC marker (Progression Order Change)
692 * @param p_header_data the data contained in the POC box.
693 * @param p_j2k the jpeg2000 codec.
694 * @param p_header_size the size of the data contained in the POC marker.
695 * @param p_manager the user event manager.
697 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
698 OPJ_BYTE * p_header_data,
699 OPJ_UINT32 p_header_size,
700 opj_event_mgr_t * p_manager);
703 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
705 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
708 * Gets the maximum size taken by the headers of the SOT.
710 * @param p_j2k the jpeg2000 codec to use.
712 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
715 * Reads a CRG marker (Component registration)
717 * @param p_header_data the data contained in the TLM box.
718 * @param p_j2k the jpeg2000 codec.
719 * @param p_header_size the size of the data contained in the TLM marker.
720 * @param p_manager the user event manager.
722 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
723 OPJ_BYTE * p_header_data,
724 OPJ_UINT32 p_header_size,
725 opj_event_mgr_t * p_manager);
727 * Reads a TLM marker (Tile Length Marker)
729 * @param p_header_data the data contained in the TLM box.
730 * @param p_j2k the jpeg2000 codec.
731 * @param p_header_size the size of the data contained in the TLM marker.
732 * @param p_manager the user event manager.
734 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
735 OPJ_BYTE * p_header_data,
736 OPJ_UINT32 p_header_size,
737 opj_event_mgr_t * p_manager);
740 * Writes the updated tlm.
742 * @param p_stream the stream to write data to.
743 * @param p_j2k J2K codec.
744 * @param p_manager the user event manager.
746 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
747 opj_stream_private_t *p_stream,
748 opj_event_mgr_t * p_manager);
751 * Reads a PLM marker (Packet length, main header marker)
753 * @param p_header_data the data contained in the TLM box.
754 * @param p_j2k the jpeg2000 codec.
755 * @param p_header_size the size of the data contained in the TLM marker.
756 * @param p_manager the user event manager.
758 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
759 OPJ_BYTE * p_header_data,
760 OPJ_UINT32 p_header_size,
761 opj_event_mgr_t * p_manager);
763 * Reads a PLT marker (Packet length, tile-part header)
765 * @param p_header_data the data contained in the PLT box.
766 * @param p_j2k the jpeg2000 codec.
767 * @param p_header_size the size of the data contained in the PLT marker.
768 * @param p_manager the user event manager.
770 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
771 OPJ_BYTE * p_header_data,
772 OPJ_UINT32 p_header_size,
773 opj_event_mgr_t * p_manager);
776 * Reads a PPM marker (Packed headers, main header)
778 * @param p_header_data the data contained in the POC box.
779 * @param p_j2k the jpeg2000 codec.
780 * @param p_header_size the size of the data contained in the POC marker.
781 * @param p_manager the user event manager.
784 static OPJ_BOOL opj_j2k_read_ppm(
786 OPJ_BYTE * p_header_data,
787 OPJ_UINT32 p_header_size,
788 opj_event_mgr_t * p_manager);
791 * Merges all PPM markers read (Packed headers, main header)
793 * @param p_cp main coding parameters.
794 * @param p_manager the user event manager.
796 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
799 * Reads a PPT marker (Packed packet headers, tile-part header)
801 * @param p_header_data the data contained in the PPT box.
802 * @param p_j2k the jpeg2000 codec.
803 * @param p_header_size the size of the data contained in the PPT marker.
804 * @param p_manager the user event manager.
806 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
807 OPJ_BYTE * p_header_data,
808 OPJ_UINT32 p_header_size,
809 opj_event_mgr_t * p_manager);
812 * Merges all PPT markers read (Packed headers, tile-part header)
814 * @param p_tcp the tile.
815 * @param p_manager the user event manager.
817 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
818 opj_event_mgr_t * p_manager);
822 * Writes the TLM marker (Tile Length Marker)
824 * @param p_stream the stream to write data to.
825 * @param p_j2k J2K codec.
826 * @param p_manager the user event manager.
828 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
829 opj_stream_private_t *p_stream,
830 opj_event_mgr_t * p_manager);
833 * Writes the SOT marker (Start of tile-part)
835 * @param p_j2k J2K codec.
836 * @param p_data Output buffer
837 * @param p_total_data_size Output buffer size
838 * @param p_data_written Number of bytes written into stream
839 * @param p_stream the stream to write data to.
840 * @param p_manager the user event manager.
842 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
844 OPJ_UINT32 p_total_data_size,
845 OPJ_UINT32 * p_data_written,
846 const opj_stream_private_t *p_stream,
847 opj_event_mgr_t * p_manager);
850 * Reads values from a SOT marker (Start of tile-part)
852 * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
854 * @param p_header_data the data contained in the SOT marker.
855 * @param p_header_size the size of the data contained in the SOT marker.
856 * @param p_tile_no Isot.
857 * @param p_tot_len Psot.
858 * @param p_current_part TPsot.
859 * @param p_num_parts TNsot.
860 * @param p_manager the user event manager.
862 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
863 OPJ_UINT32 p_header_size,
864 OPJ_UINT32* p_tile_no,
865 OPJ_UINT32* p_tot_len,
866 OPJ_UINT32* p_current_part,
867 OPJ_UINT32* p_num_parts,
868 opj_event_mgr_t * p_manager);
870 * Reads a SOT marker (Start of tile-part)
872 * @param p_header_data the data contained in the SOT marker.
873 * @param p_j2k the jpeg2000 codec.
874 * @param p_header_size the size of the data contained in the PPT marker.
875 * @param p_manager the user event manager.
877 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
878 OPJ_BYTE * p_header_data,
879 OPJ_UINT32 p_header_size,
880 opj_event_mgr_t * p_manager);
882 * Writes the SOD marker (Start of data)
884 * @param p_j2k J2K codec.
885 * @param p_tile_coder FIXME DOC
886 * @param p_data FIXME DOC
887 * @param p_data_written FIXME DOC
888 * @param p_total_data_size FIXME DOC
889 * @param p_stream the stream to write data to.
890 * @param p_manager the user event manager.
892 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
893 opj_tcd_t * p_tile_coder,
895 OPJ_UINT32 * p_data_written,
896 OPJ_UINT32 p_total_data_size,
897 const opj_stream_private_t *p_stream,
898 opj_event_mgr_t * p_manager);
901 * Reads a SOD marker (Start Of Data)
903 * @param p_j2k the jpeg2000 codec.
904 * @param p_stream FIXME DOC
905 * @param p_manager the user event manager.
907 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
908 opj_stream_private_t *p_stream,
909 opj_event_mgr_t * p_manager);
911 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
913 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
914 p_j2k->m_current_tile_number, 1); /* PSOT */
915 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
917 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
918 p_tile_part_size, 4); /* PSOT */
919 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
923 * Writes the RGN marker (Region Of Interest)
925 * @param p_tile_no the tile to output
926 * @param p_comp_no the component to output
927 * @param nb_comps the number of components
928 * @param p_stream the stream to write data to.
929 * @param p_j2k J2K codec.
930 * @param p_manager the user event manager.
932 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
933 OPJ_UINT32 p_tile_no,
934 OPJ_UINT32 p_comp_no,
936 opj_stream_private_t *p_stream,
937 opj_event_mgr_t * p_manager);
940 * Reads a RGN marker (Region Of Interest)
942 * @param p_header_data the data contained in the POC box.
943 * @param p_j2k the jpeg2000 codec.
944 * @param p_header_size the size of the data contained in the POC marker.
945 * @param p_manager the user event manager.
947 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
948 OPJ_BYTE * p_header_data,
949 OPJ_UINT32 p_header_size,
950 opj_event_mgr_t * p_manager);
953 * Writes the EOC marker (End of Codestream)
955 * @param p_stream the stream to write data to.
956 * @param p_j2k J2K codec.
957 * @param p_manager the user event manager.
959 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
960 opj_stream_private_t *p_stream,
961 opj_event_mgr_t * p_manager);
965 * Reads a EOC marker (End Of Codestream)
967 * @param p_j2k the jpeg2000 codec.
968 * @param p_stream FIXME DOC
969 * @param p_manager the user event manager.
971 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
972 opj_stream_private_t *p_stream,
973 opj_event_mgr_t * p_manager);
977 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
979 * @param p_stream the stream to write data to.
980 * @param p_j2k J2K codec.
981 * @param p_manager the user event manager.
983 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
984 opj_stream_private_t *p_stream,
985 opj_event_mgr_t * p_manager);
990 * @param p_stream the stream to write data to.
991 * @param p_j2k J2K codec.
992 * @param p_manager the user event manager.
994 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
995 opj_stream_private_t *p_stream,
996 opj_event_mgr_t * p_manager);
999 Add main header marker information
1000 @param cstr_index Codestream information structure
1001 @param type marker type
1002 @param pos byte offset of marker segment
1003 @param len length of marker segment
1005 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
1006 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
1008 Add tile header marker information
1009 @param tileno tile index number
1010 @param cstr_index Codestream information structure
1011 @param type marker type
1012 @param pos byte offset of marker segment
1013 @param len length of marker segment
1015 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
1016 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
1020 * Reads an unknown marker
1022 * @param p_j2k the jpeg2000 codec.
1023 * @param p_stream the stream object to read from.
1024 * @param output_marker FIXME DOC
1025 * @param p_manager the user event manager.
1027 * @return true if the marker could be deduced.
1029 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
1030 opj_stream_private_t *p_stream,
1031 OPJ_UINT32 *output_marker,
1032 opj_event_mgr_t * p_manager);
1035 * Writes the MCT marker (Multiple Component Transform)
1037 * @param p_j2k J2K codec.
1038 * @param p_mct_record FIXME DOC
1039 * @param p_stream the stream to write data to.
1040 * @param p_manager the user event manager.
1042 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
1043 opj_mct_data_t * p_mct_record,
1044 opj_stream_private_t *p_stream,
1045 opj_event_mgr_t * p_manager);
1048 * Reads a MCT marker (Multiple Component Transform)
1050 * @param p_header_data the data contained in the MCT box.
1051 * @param p_j2k the jpeg2000 codec.
1052 * @param p_header_size the size of the data contained in the MCT marker.
1053 * @param p_manager the user event manager.
1055 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
1056 OPJ_BYTE * p_header_data,
1057 OPJ_UINT32 p_header_size,
1058 opj_event_mgr_t * p_manager);
1061 * Writes the MCC marker (Multiple Component Collection)
1063 * @param p_j2k J2K codec.
1064 * @param p_mcc_record FIXME DOC
1065 * @param p_stream the stream to write data to.
1066 * @param p_manager the user event manager.
1068 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
1069 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
1070 opj_stream_private_t *p_stream,
1071 opj_event_mgr_t * p_manager);
1074 * Reads a MCC marker (Multiple Component Collection)
1076 * @param p_header_data the data contained in the MCC box.
1077 * @param p_j2k the jpeg2000 codec.
1078 * @param p_header_size the size of the data contained in the MCC marker.
1079 * @param p_manager the user event manager.
1081 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
1082 OPJ_BYTE * p_header_data,
1083 OPJ_UINT32 p_header_size,
1084 opj_event_mgr_t * p_manager);
1087 * Writes the MCO marker (Multiple component transformation ordering)
1089 * @param p_stream the stream to write data to.
1090 * @param p_j2k J2K codec.
1091 * @param p_manager the user event manager.
1093 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
1094 opj_stream_private_t *p_stream,
1095 opj_event_mgr_t * p_manager);
1098 * Reads a MCO marker (Multiple Component Transform Ordering)
1100 * @param p_header_data the data contained in the MCO box.
1101 * @param p_j2k the jpeg2000 codec.
1102 * @param p_header_size the size of the data contained in the MCO marker.
1103 * @param p_manager the user event manager.
1105 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
1106 OPJ_BYTE * p_header_data,
1107 OPJ_UINT32 p_header_size,
1108 opj_event_mgr_t * p_manager);
1110 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
1111 OPJ_UINT32 p_index);
1113 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1114 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1115 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1116 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1117 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1118 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1119 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1120 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1122 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1123 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1124 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1125 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1126 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1127 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1128 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1129 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1131 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1132 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1133 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1134 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1135 static void opj_j2k_write_float_to_float(const void * p_src_data,
1136 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1137 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1138 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1141 * Ends the encoding, i.e. frees memory.
1143 * @param p_stream the stream to write data to.
1144 * @param p_j2k J2K codec.
1145 * @param p_manager the user event manager.
1147 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
1148 opj_stream_private_t *p_stream,
1149 opj_event_mgr_t * p_manager);
1152 * Writes the CBD marker (Component bit depth definition)
1154 * @param p_stream the stream to write data to.
1155 * @param p_j2k J2K codec.
1156 * @param p_manager the user event manager.
1158 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
1159 opj_stream_private_t *p_stream,
1160 opj_event_mgr_t * p_manager);
1163 * Reads a CBD marker (Component bit depth definition)
1164 * @param p_header_data the data contained in the CBD box.
1165 * @param p_j2k the jpeg2000 codec.
1166 * @param p_header_size the size of the data contained in the CBD marker.
1167 * @param p_manager the user event manager.
1169 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
1170 OPJ_BYTE * p_header_data,
1171 OPJ_UINT32 p_header_size,
1172 opj_event_mgr_t * p_manager);
1176 * Writes COC marker for each component.
1178 * @param p_stream the stream to write data to.
1179 * @param p_j2k J2K codec.
1180 * @param p_manager the user event manager.
1182 static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
1183 opj_stream_private_t *p_stream,
1184 opj_event_mgr_t * p_manager);
1187 * Writes QCC marker for each component.
1189 * @param p_stream the stream to write data to.
1190 * @param p_j2k J2K codec.
1191 * @param p_manager the user event manager.
1193 static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
1194 opj_stream_private_t *p_stream,
1195 opj_event_mgr_t * p_manager);
1198 * Writes regions of interests.
1200 * @param p_stream the stream to write data to.
1201 * @param p_j2k J2K codec.
1202 * @param p_manager the user event manager.
1204 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
1205 opj_stream_private_t *p_stream,
1206 opj_event_mgr_t * p_manager);
1211 * @param p_stream the stream to write data to.
1212 * @param p_j2k J2K codec.
1213 * @param p_manager the user event manager.
1215 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
1216 opj_stream_private_t *p_stream,
1217 opj_event_mgr_t * p_manager);
1220 * Checks the progression order changes values. Tells of the poc given as input are valid.
1221 * A nice message is outputted at errors.
1223 * @param p_pocs the progression order changes.
1224 * @param p_nb_pocs the number of progression order changes.
1225 * @param p_nb_resolutions the number of resolutions.
1226 * @param numcomps the number of components
1227 * @param numlayers the number of layers.
1228 * @param p_manager the user event manager.
1230 * @return true if the pocs are valid.
1232 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1233 OPJ_UINT32 p_nb_pocs,
1234 OPJ_UINT32 p_nb_resolutions,
1235 OPJ_UINT32 numcomps,
1236 OPJ_UINT32 numlayers,
1237 opj_event_mgr_t * p_manager);
1240 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1242 * @param cp the coding parameters.
1243 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1244 * @param tileno the given tile.
1246 * @return the number of tile parts.
1248 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1252 * Calculates the total number of tile parts needed by the encoder to
1253 * encode such an image. If not enough memory is available, then the function return false.
1255 * @param p_nb_tiles pointer that will hold the number of tile parts.
1256 * @param cp the coding parameters for the image.
1257 * @param image the image to encode.
1258 * @param p_j2k the p_j2k encoder.
1259 * @param p_manager the user event manager.
1261 * @return true if the function was successful, false else.
1263 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1265 OPJ_UINT32 * p_nb_tiles,
1267 opj_event_mgr_t * p_manager);
1269 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1271 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1273 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1275 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
1277 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
1279 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1281 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
1282 opj_image_t *image, opj_event_mgr_t *p_manager);
1284 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
1285 opj_event_mgr_t *p_manager);
1288 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1290 * @param p_stream the stream to read data from.
1291 * @param tile_no tile number we're looking for.
1292 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1293 * @param p_manager the user event manager.
1295 * @return true if the function was successful, false else.
1297 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
1298 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
1299 opj_event_mgr_t * p_manager);
1305 /* ----------------------------------------------------------------------- */
1306 typedef struct j2k_prog_order {
1307 OPJ_PROG_ORDER enum_prog;
1311 static const j2k_prog_order_t j2k_prog_order_list[] = {
1317 {(OPJ_PROG_ORDER) - 1, ""}
1323 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
1330 typedef void (* opj_j2k_mct_function)(const void * p_src_data,
1331 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1333 static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
1334 opj_j2k_read_int16_to_float,
1335 opj_j2k_read_int32_to_float,
1336 opj_j2k_read_float32_to_float,
1337 opj_j2k_read_float64_to_float
1340 static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
1341 opj_j2k_read_int16_to_int32,
1342 opj_j2k_read_int32_to_int32,
1343 opj_j2k_read_float32_to_int32,
1344 opj_j2k_read_float64_to_int32
1347 static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
1348 opj_j2k_write_float_to_int16,
1349 opj_j2k_write_float_to_int32,
1350 opj_j2k_write_float_to_float,
1351 opj_j2k_write_float_to_float64
1354 typedef struct opj_dec_memory_marker_handler {
1357 /** value of the state when the marker can appear */
1359 /** action linked to the marker */
1360 OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
1361 OPJ_BYTE * p_header_data,
1362 OPJ_UINT32 p_header_size,
1363 opj_event_mgr_t * p_manager);
1365 opj_dec_memory_marker_handler_t;
1367 static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1369 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1370 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1371 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1372 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1373 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1374 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1375 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1376 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1377 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1378 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1379 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1380 {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
1381 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1383 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1384 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1385 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1386 {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
1387 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1388 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1390 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1391 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1392 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1393 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1394 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1396 #endif /* USE_JPWL */
1398 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1399 {J2K_MS_INSEC, 0, j2k_read_insec}
1400 #endif /* USE_JPSEC */
1401 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1404 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1405 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1407 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1408 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1412 for (i = 0; i < p_nb_elem; ++i) {
1413 opj_read_bytes(l_src_data, &l_temp, 2);
1415 l_src_data += sizeof(OPJ_INT16);
1417 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1421 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1422 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1424 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1425 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1429 for (i = 0; i < p_nb_elem; ++i) {
1430 opj_read_bytes(l_src_data, &l_temp, 4);
1432 l_src_data += sizeof(OPJ_INT32);
1434 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1438 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1439 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1441 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1442 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1446 for (i = 0; i < p_nb_elem; ++i) {
1447 opj_read_float(l_src_data, &l_temp);
1449 l_src_data += sizeof(OPJ_FLOAT32);
1451 *(l_dest_data++) = l_temp;
1455 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1456 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1458 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1459 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1463 for (i = 0; i < p_nb_elem; ++i) {
1464 opj_read_double(l_src_data, &l_temp);
1466 l_src_data += sizeof(OPJ_FLOAT64);
1468 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1472 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1473 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1475 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1476 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1480 for (i = 0; i < p_nb_elem; ++i) {
1481 opj_read_bytes(l_src_data, &l_temp, 2);
1483 l_src_data += sizeof(OPJ_INT16);
1485 *(l_dest_data++) = (OPJ_INT32) l_temp;
1489 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1490 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1492 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1493 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1497 for (i = 0; i < p_nb_elem; ++i) {
1498 opj_read_bytes(l_src_data, &l_temp, 4);
1500 l_src_data += sizeof(OPJ_INT32);
1502 *(l_dest_data++) = (OPJ_INT32) l_temp;
1506 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1507 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1509 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1510 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1514 for (i = 0; i < p_nb_elem; ++i) {
1515 opj_read_float(l_src_data, &l_temp);
1517 l_src_data += sizeof(OPJ_FLOAT32);
1519 *(l_dest_data++) = (OPJ_INT32) l_temp;
1523 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1524 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1526 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1527 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1531 for (i = 0; i < p_nb_elem; ++i) {
1532 opj_read_double(l_src_data, &l_temp);
1534 l_src_data += sizeof(OPJ_FLOAT64);
1536 *(l_dest_data++) = (OPJ_INT32) l_temp;
1540 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1541 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1543 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1544 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1548 for (i = 0; i < p_nb_elem; ++i) {
1549 l_temp = (OPJ_UINT32) * (l_src_data++);
1551 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
1553 l_dest_data += sizeof(OPJ_INT16);
1557 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1558 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1560 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1561 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1565 for (i = 0; i < p_nb_elem; ++i) {
1566 l_temp = (OPJ_UINT32) * (l_src_data++);
1568 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
1570 l_dest_data += sizeof(OPJ_INT32);
1574 static void opj_j2k_write_float_to_float(const void * p_src_data,
1575 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1577 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1578 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1582 for (i = 0; i < p_nb_elem; ++i) {
1583 l_temp = (OPJ_FLOAT32) * (l_src_data++);
1585 opj_write_float(l_dest_data, l_temp);
1587 l_dest_data += sizeof(OPJ_FLOAT32);
1591 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1592 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1594 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1595 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1599 for (i = 0; i < p_nb_elem; ++i) {
1600 l_temp = (OPJ_FLOAT64) * (l_src_data++);
1602 opj_write_double(l_dest_data, l_temp);
1604 l_dest_data += sizeof(OPJ_FLOAT64);
1608 const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
1610 const j2k_prog_order_t *po;
1611 for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
1612 if (po->enum_prog == prg_order) {
1613 return po->str_prog;
1616 return po->str_prog;
1619 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1620 OPJ_UINT32 p_nb_pocs,
1621 OPJ_UINT32 p_nb_resolutions,
1622 OPJ_UINT32 p_num_comps,
1623 OPJ_UINT32 p_num_layers,
1624 opj_event_mgr_t * p_manager)
1626 OPJ_UINT32* packet_array;
1627 OPJ_UINT32 index, resno, compno, layno;
1629 OPJ_UINT32 step_c = 1;
1630 OPJ_UINT32 step_r = p_num_comps * step_c;
1631 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1632 OPJ_BOOL loss = OPJ_FALSE;
1633 OPJ_UINT32 layno0 = 0;
1635 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
1636 sizeof(OPJ_UINT32));
1637 if (packet_array == 00) {
1638 opj_event_msg(p_manager, EVT_ERROR,
1639 "Not enough memory for checking the poc values.\n");
1643 if (p_nb_pocs == 0) {
1644 opj_free(packet_array);
1648 index = step_r * p_pocs->resno0;
1649 /* take each resolution for each poc */
1650 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1651 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1653 /* take each comp of each resolution for each poc */
1654 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1655 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1657 /* and finally take each layer of each res of ... */
1658 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1659 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1660 packet_array[comp_index] = 1;
1661 comp_index += step_l;
1664 res_index += step_c;
1671 /* iterate through all the pocs */
1672 for (i = 1; i < p_nb_pocs ; ++i) {
1673 OPJ_UINT32 l_last_layno1 = (p_pocs - 1)->layno1 ;
1675 layno0 = (p_pocs->layno1 > l_last_layno1) ? l_last_layno1 : 0;
1676 index = step_r * p_pocs->resno0;
1678 /* take each resolution for each poc */
1679 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1680 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1682 /* take each comp of each resolution for each poc */
1683 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1684 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1686 /* and finally take each layer of each res of ... */
1687 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1688 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1689 packet_array[comp_index] = 1;
1690 comp_index += step_l;
1693 res_index += step_c;
1703 for (layno = 0; layno < p_num_layers ; ++layno) {
1704 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1705 for (compno = 0; compno < p_num_comps; ++compno) {
1706 loss |= (packet_array[index] != 1);
1707 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1714 opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
1717 opj_free(packet_array);
1722 /* ----------------------------------------------------------------------- */
1724 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1727 const OPJ_CHAR *prog = 00;
1729 OPJ_UINT32 tpnum = 1;
1730 opj_tcp_t *tcp = 00;
1731 opj_poc_t * l_current_poc = 00;
1734 assert(tileno < (cp->tw * cp->th));
1735 assert(pino < (cp->tcps[tileno].numpocs + 1));
1737 /* get the given tile coding parameter */
1738 tcp = &cp->tcps[tileno];
1741 l_current_poc = &(tcp->pocs[pino]);
1742 assert(l_current_poc != 0);
1744 /* get the progression order as a character string */
1745 prog = opj_j2k_convert_progression_order(tcp->prg);
1746 assert(strlen(prog) > 0);
1748 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1749 for (i = 0; i < 4; ++i) {
1751 /* component wise */
1753 tpnum *= l_current_poc->compE;
1755 /* resolution wise */
1757 tpnum *= l_current_poc->resE;
1761 tpnum *= l_current_poc->prcE;
1765 tpnum *= l_current_poc->layE;
1768 /* whould we split here ? */
1769 if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
1770 cp->m_specific_param.m_enc.m_tp_pos = i;
1781 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1783 OPJ_UINT32 * p_nb_tiles,
1785 opj_event_mgr_t * p_manager
1788 OPJ_UINT32 pino, tileno;
1789 OPJ_UINT32 l_nb_tiles;
1793 assert(p_nb_tiles != 00);
1795 assert(image != 00);
1796 assert(p_j2k != 00);
1797 assert(p_manager != 00);
1800 OPJ_UNUSED(p_manager);
1802 l_nb_tiles = cp->tw * cp->th;
1807 /* TODO mergeV2: check this part which use cstr_info */
1808 /*if (p_j2k->cstr_info) {
1809 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1811 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1812 OPJ_UINT32 cur_totnum_tp = 0;
1814 opj_pi_update_encoding_parameters(image,cp,tileno);
1816 for (pino = 0; pino <= tcp->numpocs; ++pino)
1818 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1820 *p_nb_tiles = *p_nb_tiles + tp_num;
1822 cur_totnum_tp += tp_num;
1825 tcp->m_nb_tile_parts = cur_totnum_tp;
1827 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1828 if (l_info_tile_ptr->tp == 00) {
1832 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1834 l_info_tile_ptr->num_tps = cur_totnum_tp;
1841 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1842 OPJ_UINT32 cur_totnum_tp = 0;
1844 opj_pi_update_encoding_parameters(image, cp, tileno);
1846 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1847 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
1849 *p_nb_tiles = *p_nb_tiles + tp_num;
1851 cur_totnum_tp += tp_num;
1853 tcp->m_nb_tile_parts = cur_totnum_tp;
1862 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
1863 opj_stream_private_t *p_stream,
1864 opj_event_mgr_t * p_manager)
1866 /* 2 bytes will be written */
1867 OPJ_BYTE * l_start_stream = 00;
1870 assert(p_stream != 00);
1871 assert(p_j2k != 00);
1872 assert(p_manager != 00);
1874 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1876 /* write SOC identifier */
1877 opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
1879 if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
1885 /* update markers struct */
1887 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1889 assert(0 && "TODO");
1890 #endif /* USE_JPWL */
1897 * Reads a SOC marker (Start of Codestream)
1898 * @param p_j2k the jpeg2000 file codec.
1899 * @param p_stream FIXME DOC
1900 * @param p_manager the user event manager.
1902 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
1903 opj_stream_private_t *p_stream,
1904 opj_event_mgr_t * p_manager
1907 OPJ_BYTE l_data [2];
1908 OPJ_UINT32 l_marker;
1911 assert(p_j2k != 00);
1912 assert(p_manager != 00);
1913 assert(p_stream != 00);
1915 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
1919 opj_read_bytes(l_data, &l_marker, 2);
1920 if (l_marker != J2K_MS_SOC) {
1924 /* Next marker should be a SIZ marker in the main header */
1925 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1927 /* FIXME move it in a index structure included in p_j2k*/
1928 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1930 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n",
1931 p_j2k->cstr_index->main_head_start);
1933 /* Add the marker to the codestream index*/
1934 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
1935 p_j2k->cstr_index->main_head_start, 2)) {
1936 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1942 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
1943 opj_stream_private_t *p_stream,
1944 opj_event_mgr_t * p_manager)
1947 OPJ_UINT32 l_size_len;
1948 OPJ_BYTE * l_current_ptr;
1949 opj_image_t * l_image = 00;
1951 opj_image_comp_t * l_img_comp = 00;
1954 assert(p_stream != 00);
1955 assert(p_j2k != 00);
1956 assert(p_manager != 00);
1958 l_image = p_j2k->m_private_image;
1959 cp = &(p_j2k->m_cp);
1960 l_size_len = 40 + 3 * l_image->numcomps;
1961 l_img_comp = l_image->comps;
1963 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1965 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
1966 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1967 if (! new_header_tile_data) {
1968 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1969 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1970 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1971 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1974 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1975 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1978 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1980 /* write SOC identifier */
1981 opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
1984 opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
1987 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1990 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1993 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1996 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1999 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
2002 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
2005 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
2008 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
2011 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
2014 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
2017 for (i = 0; i < l_image->numcomps; ++i) {
2018 /* TODO here with MCT ? */
2019 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
2023 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
2026 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
2032 if (opj_stream_write_data(p_stream,
2033 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
2034 p_manager) != l_size_len) {
2042 * Reads a SIZ marker (image and tile size)
2043 * @param p_j2k the jpeg2000 file codec.
2044 * @param p_header_data the data contained in the SIZ box.
2045 * @param p_header_size the size of the data contained in the SIZ marker.
2046 * @param p_manager the user event manager.
2048 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
2049 OPJ_BYTE * p_header_data,
2050 OPJ_UINT32 p_header_size,
2051 opj_event_mgr_t * p_manager
2055 OPJ_UINT32 l_nb_comp;
2056 OPJ_UINT32 l_nb_comp_remain;
2057 OPJ_UINT32 l_remaining_size;
2058 OPJ_UINT32 l_nb_tiles;
2059 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2060 OPJ_UINT32 l_prec0, l_sgnd0;
2061 opj_image_t *l_image = 00;
2062 opj_cp_t *l_cp = 00;
2063 opj_image_comp_t * l_img_comp = 00;
2064 opj_tcp_t * l_current_tile_param = 00;
2067 assert(p_j2k != 00);
2068 assert(p_manager != 00);
2069 assert(p_header_data != 00);
2071 l_image = p_j2k->m_private_image;
2072 l_cp = &(p_j2k->m_cp);
2074 /* minimum size == 39 - 3 (= minimum component parameter) */
2075 if (p_header_size < 36) {
2076 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2080 l_remaining_size = p_header_size - 36;
2081 l_nb_comp = l_remaining_size / 3;
2082 l_nb_comp_remain = l_remaining_size % 3;
2083 if (l_nb_comp_remain != 0) {
2084 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2088 opj_read_bytes(p_header_data, &l_tmp,
2089 2); /* Rsiz (capabilities) */
2091 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2092 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2094 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2096 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2098 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2100 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2103 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2106 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2109 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2112 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2115 if (l_tmp < 16385) {
2116 l_image->numcomps = (OPJ_UINT16) l_tmp;
2118 opj_event_msg(p_manager, EVT_ERROR,
2119 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2123 if (l_image->numcomps != l_nb_comp) {
2124 opj_event_msg(p_manager, EVT_ERROR,
2125 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2126 l_image->numcomps, l_nb_comp);
2130 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2131 /* testcase issue427-null-image-size.jp2 */
2132 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2133 opj_event_msg(p_manager, EVT_ERROR,
2134 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2135 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2136 (OPJ_INT64)l_image->y1 - l_image->y0);
2139 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2140 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2141 opj_event_msg(p_manager, EVT_ERROR,
2142 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2147 /* testcase 1610.pdf.SIGSEGV.59c.681 */
2148 if ((0xFFFFFFFFU / l_image->x1) < l_image->y1) {
2149 opj_event_msg(p_manager, EVT_ERROR,
2150 "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2154 /* testcase issue427-illegal-tile-offset.jp2 */
2155 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2156 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2157 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2158 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2159 opj_event_msg(p_manager, EVT_ERROR,
2160 "Error with SIZ marker: illegal tile offset\n");
2163 if (!p_j2k->dump_state) {
2164 OPJ_UINT32 siz_w, siz_h;
2166 siz_w = l_image->x1 - l_image->x0;
2167 siz_h = l_image->y1 - l_image->y0;
2169 if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
2170 && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
2171 opj_event_msg(p_manager, EVT_ERROR,
2172 "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
2173 p_j2k->ihdr_h, siz_w, siz_h);
2178 if (l_cp->correct) {
2179 /* if JPWL is on, we check whether TX errors have damaged
2180 too much the SIZ parameters */
2181 if (!(l_image->x1 * l_image->y1)) {
2182 opj_event_msg(p_manager, EVT_ERROR,
2183 "JPWL: bad image size (%d x %d)\n",
2184 l_image->x1, l_image->y1);
2186 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2191 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2192 if (l_image->numcomps != ((len - 38) / 3)) {
2193 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2194 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2195 l_image->numcomps, ((len - 38) / 3));
2197 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2200 */ /* we try to correct */
2201 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2202 if (l_image->numcomps < ((len - 38) / 3)) {
2203 len = 38 + 3 * l_image->numcomps;
2204 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2207 l_image->numcomps = ((len - 38) / 3);
2208 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2214 /* update components number in the jpwl_exp_comps filed */
2215 l_cp->exp_comps = l_image->numcomps;
2217 #endif /* USE_JPWL */
2219 /* Allocate the resulting image components */
2220 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2221 sizeof(opj_image_comp_t));
2222 if (l_image->comps == 00) {
2223 l_image->numcomps = 0;
2224 opj_event_msg(p_manager, EVT_ERROR,
2225 "Not enough memory to take in charge SIZ marker\n");
2229 l_img_comp = l_image->comps;
2233 /* Read the component information */
2234 for (i = 0; i < l_image->numcomps; ++i) {
2236 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2238 l_img_comp->prec = (tmp & 0x7f) + 1;
2239 l_img_comp->sgnd = tmp >> 7;
2241 if (p_j2k->dump_state == 0) {
2243 l_prec0 = l_img_comp->prec;
2244 l_sgnd0 = l_img_comp->sgnd;
2245 } else if (!l_cp->allow_different_bit_depth_sign
2246 && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
2247 opj_event_msg(p_manager, EVT_WARNING,
2248 "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
2249 " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
2250 i, l_img_comp->prec, l_img_comp->sgnd);
2252 /* TODO: we should perhaps also check against JP2 BPCC values */
2254 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2256 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2257 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2259 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2260 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2261 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2262 opj_event_msg(p_manager, EVT_ERROR,
2263 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2264 i, l_img_comp->dx, l_img_comp->dy);
2267 /* Avoids later undefined shift in computation of */
2268 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2269 << (l_image->comps[i].prec - 1); */
2270 if (l_img_comp->prec > 31) {
2271 opj_event_msg(p_manager, EVT_ERROR,
2272 "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",
2273 i, l_img_comp->prec);
2277 if (l_cp->correct) {
2278 /* if JPWL is on, we check whether TX errors have damaged
2279 too much the SIZ parameters, again */
2280 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2281 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2282 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2283 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2285 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2288 /* we try to correct */
2289 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2290 if (!l_image->comps[i].dx) {
2291 l_image->comps[i].dx = 1;
2292 opj_event_msg(p_manager, EVT_WARNING,
2293 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2294 i, l_image->comps[i].dx);
2296 if (!l_image->comps[i].dy) {
2297 l_image->comps[i].dy = 1;
2298 opj_event_msg(p_manager, EVT_WARNING,
2299 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2300 i, l_image->comps[i].dy);
2304 #endif /* USE_JPWL */
2305 l_img_comp->resno_decoded =
2306 0; /* number of resolution decoded */
2307 l_img_comp->factor =
2308 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2312 if (l_cp->tdx == 0 || l_cp->tdy == 0) {
2316 /* Compute the number of tiles */
2317 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2318 (OPJ_INT32)l_cp->tdx);
2319 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2320 (OPJ_INT32)l_cp->tdy);
2322 /* Check that the number of tiles is valid */
2323 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2324 opj_event_msg(p_manager, EVT_ERROR,
2325 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2326 l_cp->tw, l_cp->th);
2329 l_nb_tiles = l_cp->tw * l_cp->th;
2331 /* Define the tiles which will be decoded */
2332 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2333 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2334 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2335 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2336 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2337 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2338 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2339 (OPJ_INT32)l_cp->tdx);
2340 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2341 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2342 (OPJ_INT32)l_cp->tdy);
2344 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2345 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2346 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2347 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2351 if (l_cp->correct) {
2352 /* if JPWL is on, we check whether TX errors have damaged
2353 too much the SIZ parameters */
2354 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2355 (l_cp->th > l_cp->max_tiles)) {
2356 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2357 "JPWL: bad number of tiles (%d x %d)\n",
2358 l_cp->tw, l_cp->th);
2360 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2363 /* we try to correct */
2364 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2367 opj_event_msg(p_manager, EVT_WARNING,
2368 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2371 if (l_cp->tw > l_cp->max_tiles) {
2373 opj_event_msg(p_manager, EVT_WARNING,
2374 "- too large x, increase expectance of %d\n"
2375 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2376 l_cp->max_tiles, l_cp->tw);
2380 opj_event_msg(p_manager, EVT_WARNING,
2381 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2384 if (l_cp->th > l_cp->max_tiles) {
2386 opj_event_msg(p_manager, EVT_WARNING,
2387 "- too large y, increase expectance of %d to continue\n",
2388 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2389 l_cp->max_tiles, l_cp->th);
2393 #endif /* USE_JPWL */
2395 /* memory allocations */
2396 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2397 if (l_cp->tcps == 00) {
2398 opj_event_msg(p_manager, EVT_ERROR,
2399 "Not enough memory to take in charge SIZ marker\n");
2404 if (l_cp->correct) {
2406 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2407 "JPWL: could not alloc tcps field of cp\n");
2409 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2414 #endif /* USE_JPWL */
2416 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2417 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2418 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2419 opj_event_msg(p_manager, EVT_ERROR,
2420 "Not enough memory to take in charge SIZ marker\n");
2424 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2425 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2426 sizeof(opj_mct_data_t));
2428 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2429 opj_event_msg(p_manager, EVT_ERROR,
2430 "Not enough memory to take in charge SIZ marker\n");
2433 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2434 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2436 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2437 (opj_simple_mcc_decorrelation_data_t*)
2438 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2439 sizeof(opj_simple_mcc_decorrelation_data_t));
2441 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2442 opj_event_msg(p_manager, EVT_ERROR,
2443 "Not enough memory to take in charge SIZ marker\n");
2446 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2447 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2449 /* set up default dc level shift */
2450 for (i = 0; i < l_image->numcomps; ++i) {
2451 if (! l_image->comps[i].sgnd) {
2452 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2453 << (l_image->comps[i].prec - 1);
2457 l_current_tile_param = l_cp->tcps;
2458 for (i = 0; i < l_nb_tiles; ++i) {
2459 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2460 sizeof(opj_tccp_t));
2461 if (l_current_tile_param->tccps == 00) {
2462 opj_event_msg(p_manager, EVT_ERROR,
2463 "Not enough memory to take in charge SIZ marker\n");
2467 ++l_current_tile_param;
2470 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
2471 opj_image_comp_header_update(l_image, l_cp);
2476 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2477 opj_stream_private_t *p_stream,
2478 opj_event_mgr_t * p_manager
2481 OPJ_UINT32 l_comment_size;
2482 OPJ_UINT32 l_total_com_size;
2483 const OPJ_CHAR *l_comment;
2484 OPJ_BYTE * l_current_ptr = 00;
2487 assert(p_j2k != 00);
2488 assert(p_stream != 00);
2489 assert(p_manager != 00);
2491 l_comment = p_j2k->m_cp.comment;
2492 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2493 l_total_com_size = l_comment_size + 6;
2495 if (l_total_com_size >
2496 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2497 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2498 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2499 if (! new_header_tile_data) {
2500 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2501 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2502 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2503 opj_event_msg(p_manager, EVT_ERROR,
2504 "Not enough memory to write the COM marker\n");
2507 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2508 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2511 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2513 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2516 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2519 opj_write_bytes(l_current_ptr, 1,
2520 2); /* General use (IS 8859-15:1999 (Latin) values) */
2523 memcpy(l_current_ptr, l_comment, l_comment_size);
2525 if (opj_stream_write_data(p_stream,
2526 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2527 p_manager) != l_total_com_size) {
2535 * Reads a COM marker (comments)
2536 * @param p_j2k the jpeg2000 file codec.
2537 * @param p_header_data the data contained in the COM box.
2538 * @param p_header_size the size of the data contained in the COM marker.
2539 * @param p_manager the user event manager.
2541 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2542 OPJ_BYTE * p_header_data,
2543 OPJ_UINT32 p_header_size,
2544 opj_event_mgr_t * p_manager
2548 assert(p_j2k != 00);
2549 assert(p_manager != 00);
2550 assert(p_header_data != 00);
2553 OPJ_UNUSED(p_header_data);
2554 OPJ_UNUSED(p_header_size);
2555 OPJ_UNUSED(p_manager);
2560 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2561 opj_stream_private_t *p_stream,
2562 opj_event_mgr_t * p_manager)
2564 opj_cp_t *l_cp = 00;
2565 opj_tcp_t *l_tcp = 00;
2566 OPJ_UINT32 l_code_size, l_remaining_size;
2567 OPJ_BYTE * l_current_data = 00;
2570 assert(p_j2k != 00);
2571 assert(p_manager != 00);
2572 assert(p_stream != 00);
2574 l_cp = &(p_j2k->m_cp);
2575 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2576 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2577 p_j2k->m_current_tile_number, 0);
2578 l_remaining_size = l_code_size;
2580 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2581 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2582 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2583 if (! new_header_tile_data) {
2584 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2585 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2586 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2587 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2590 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2591 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2594 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2596 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2597 l_current_data += 2;
2599 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2600 l_current_data += 2;
2602 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2605 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2608 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2609 l_current_data += 2;
2611 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2614 l_remaining_size -= 9;
2616 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2617 l_current_data, &l_remaining_size, p_manager)) {
2618 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2622 if (l_remaining_size != 0) {
2623 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2627 if (opj_stream_write_data(p_stream,
2628 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2629 p_manager) != l_code_size) {
2637 * Reads a COD marker (Coding Styke defaults)
2638 * @param p_header_data the data contained in the COD box.
2639 * @param p_j2k the jpeg2000 codec.
2640 * @param p_header_size the size of the data contained in the COD marker.
2641 * @param p_manager the user event manager.
2643 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2644 OPJ_BYTE * p_header_data,
2645 OPJ_UINT32 p_header_size,
2646 opj_event_mgr_t * p_manager
2652 opj_cp_t *l_cp = 00;
2653 opj_tcp_t *l_tcp = 00;
2654 opj_image_t *l_image = 00;
2657 assert(p_header_data != 00);
2658 assert(p_j2k != 00);
2659 assert(p_manager != 00);
2661 l_image = p_j2k->m_private_image;
2662 l_cp = &(p_j2k->m_cp);
2664 /* If we are in the first tile-part header of the current tile */
2665 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2666 &l_cp->tcps[p_j2k->m_current_tile_number] :
2667 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2669 /* Only one COD per tile */
2671 opj_event_msg(p_manager, EVT_ERROR,
2672 "COD marker already read. No more than one COD marker per tile.\n");
2677 /* Make sure room is sufficient */
2678 if (p_header_size < 5) {
2679 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2683 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2685 /* Make sure we know how to decode this */
2686 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2687 J2K_CP_CSTY_EPH)) != 0U) {
2688 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2691 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2693 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2694 /* Make sure progression order is valid */
2695 if (l_tcp->prg > OPJ_CPRL) {
2696 opj_event_msg(p_manager, EVT_ERROR,
2697 "Unknown progression order in COD marker\n");
2698 l_tcp->prg = OPJ_PROG_UNKNOWN;
2700 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2703 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2704 opj_event_msg(p_manager, EVT_ERROR,
2705 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2710 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2711 if (l_cp->m_specific_param.m_dec.m_layer) {
2712 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2714 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2717 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2721 for (i = 0; i < l_image->numcomps; ++i) {
2722 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2725 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2727 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2731 if (p_header_size != 0) {
2732 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2736 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2737 opj_j2k_copy_tile_component_parameters(p_j2k);
2740 #ifdef WIP_REMOVE_MSD
2741 if (p_j2k->cstr_info) {
2742 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2743 p_j2k->cstr_info->prog = l_tcp->prg;
2744 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2745 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2746 l_image->numcomps * sizeof(OPJ_UINT32));
2747 if (!p_j2k->cstr_info->numdecompos) {
2750 for (i = 0; i < l_image->numcomps; ++i) {
2751 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2759 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2760 OPJ_UINT32 p_comp_no,
2761 opj_stream_private_t *p_stream,
2762 opj_event_mgr_t * p_manager)
2764 OPJ_UINT32 l_coc_size, l_remaining_size;
2765 OPJ_UINT32 l_comp_room;
2768 assert(p_j2k != 00);
2769 assert(p_manager != 00);
2770 assert(p_stream != 00);
2772 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2774 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2775 p_j2k->m_current_tile_number, p_comp_no);
2777 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2778 OPJ_BYTE *new_header_tile_data;
2779 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2780 = (OPJ_BYTE*)opj_realloc(
2781 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2784 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2785 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2786 if (! new_header_tile_data) {
2787 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2788 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2789 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2790 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2793 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2794 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2797 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2798 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2801 if (opj_stream_write_data(p_stream,
2802 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2803 p_manager) != l_coc_size) {
2810 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2811 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2813 opj_cp_t *l_cp = NULL;
2814 opj_tcp_t *l_tcp = NULL;
2817 assert(p_j2k != 00);
2819 l_cp = &(p_j2k->m_cp);
2820 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2822 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2827 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2828 p_first_comp_no, p_second_comp_no);
2831 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2832 OPJ_UINT32 p_comp_no,
2834 OPJ_UINT32 * p_data_written,
2835 opj_event_mgr_t * p_manager
2838 opj_cp_t *l_cp = 00;
2839 opj_tcp_t *l_tcp = 00;
2840 OPJ_UINT32 l_coc_size, l_remaining_size;
2841 OPJ_BYTE * l_current_data = 00;
2842 opj_image_t *l_image = 00;
2843 OPJ_UINT32 l_comp_room;
2846 assert(p_j2k != 00);
2847 assert(p_manager != 00);
2849 l_cp = &(p_j2k->m_cp);
2850 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2851 l_image = p_j2k->m_private_image;
2852 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2854 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2855 p_j2k->m_current_tile_number, p_comp_no);
2856 l_remaining_size = l_coc_size;
2858 l_current_data = p_data;
2860 opj_write_bytes(l_current_data, J2K_MS_COC,
2862 l_current_data += 2;
2864 opj_write_bytes(l_current_data, l_coc_size - 2,
2866 l_current_data += 2;
2868 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2869 l_current_data += l_comp_room;
2871 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2875 l_remaining_size -= (5 + l_comp_room);
2876 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2877 l_current_data, &l_remaining_size, p_manager);
2878 * p_data_written = l_coc_size;
2881 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2884 OPJ_UINT32 l_nb_comp;
2885 OPJ_UINT32 l_nb_tiles;
2886 OPJ_UINT32 l_max = 0;
2890 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2891 l_nb_comp = p_j2k->m_private_image->numcomps;
2893 for (i = 0; i < l_nb_tiles; ++i) {
2894 for (j = 0; j < l_nb_comp; ++j) {
2895 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2903 * Reads a COC marker (Coding Style Component)
2904 * @param p_header_data the data contained in the COC box.
2905 * @param p_j2k the jpeg2000 codec.
2906 * @param p_header_size the size of the data contained in the COC marker.
2907 * @param p_manager the user event manager.
2909 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2910 OPJ_BYTE * p_header_data,
2911 OPJ_UINT32 p_header_size,
2912 opj_event_mgr_t * p_manager
2915 opj_cp_t *l_cp = NULL;
2916 opj_tcp_t *l_tcp = NULL;
2917 opj_image_t *l_image = NULL;
2918 OPJ_UINT32 l_comp_room;
2919 OPJ_UINT32 l_comp_no;
2922 assert(p_header_data != 00);
2923 assert(p_j2k != 00);
2924 assert(p_manager != 00);
2926 l_cp = &(p_j2k->m_cp);
2927 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2929 &l_cp->tcps[p_j2k->m_current_tile_number] :
2930 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2931 l_image = p_j2k->m_private_image;
2933 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2935 /* make sure room is sufficient*/
2936 if (p_header_size < l_comp_room + 1) {
2937 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2940 p_header_size -= l_comp_room + 1;
2942 opj_read_bytes(p_header_data, &l_comp_no,
2943 l_comp_room); /* Ccoc */
2944 p_header_data += l_comp_room;
2945 if (l_comp_no >= l_image->numcomps) {
2946 opj_event_msg(p_manager, EVT_ERROR,
2947 "Error reading COC marker (bad number of components)\n");
2951 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2955 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2957 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2961 if (p_header_size != 0) {
2962 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2968 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2969 opj_stream_private_t *p_stream,
2970 opj_event_mgr_t * p_manager
2973 OPJ_UINT32 l_qcd_size, l_remaining_size;
2974 OPJ_BYTE * l_current_data = 00;
2977 assert(p_j2k != 00);
2978 assert(p_manager != 00);
2979 assert(p_stream != 00);
2981 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2983 l_remaining_size = l_qcd_size;
2985 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2986 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2987 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2988 if (! new_header_tile_data) {
2989 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2990 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2991 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2992 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2995 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2996 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2999 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3001 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
3002 l_current_data += 2;
3004 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
3005 l_current_data += 2;
3007 l_remaining_size -= 4;
3009 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
3010 l_current_data, &l_remaining_size, p_manager)) {
3011 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3015 if (l_remaining_size != 0) {
3016 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3020 if (opj_stream_write_data(p_stream,
3021 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
3022 p_manager) != l_qcd_size) {
3030 * Reads a QCD marker (Quantization defaults)
3031 * @param p_header_data the data contained in the QCD box.
3032 * @param p_j2k the jpeg2000 codec.
3033 * @param p_header_size the size of the data contained in the QCD marker.
3034 * @param p_manager the user event manager.
3036 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3037 OPJ_BYTE * p_header_data,
3038 OPJ_UINT32 p_header_size,
3039 opj_event_mgr_t * p_manager
3043 assert(p_header_data != 00);
3044 assert(p_j2k != 00);
3045 assert(p_manager != 00);
3047 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3049 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3053 if (p_header_size != 0) {
3054 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3058 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3059 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3064 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3065 OPJ_UINT32 p_comp_no,
3066 opj_stream_private_t *p_stream,
3067 opj_event_mgr_t * p_manager
3070 OPJ_UINT32 l_qcc_size, l_remaining_size;
3073 assert(p_j2k != 00);
3074 assert(p_manager != 00);
3075 assert(p_stream != 00);
3077 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3079 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3080 l_remaining_size = l_qcc_size;
3082 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3083 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3084 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3085 if (! new_header_tile_data) {
3086 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3087 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3088 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3089 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3092 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3093 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3096 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3097 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3100 if (opj_stream_write_data(p_stream,
3101 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3102 p_manager) != l_qcc_size) {
3109 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3110 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3112 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3113 p_first_comp_no, p_second_comp_no);
3116 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3117 OPJ_UINT32 p_comp_no,
3119 OPJ_UINT32 * p_data_written,
3120 opj_event_mgr_t * p_manager
3123 OPJ_UINT32 l_qcc_size, l_remaining_size;
3124 OPJ_BYTE * l_current_data = 00;
3127 assert(p_j2k != 00);
3128 assert(p_manager != 00);
3130 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3132 l_remaining_size = l_qcc_size;
3134 l_current_data = p_data;
3136 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3137 l_current_data += 2;
3139 if (p_j2k->m_private_image->numcomps <= 256) {
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, 1); /* Cqcc */
3148 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3149 l_remaining_size -= 6;
3151 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3152 l_current_data += 2;
3154 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3155 l_current_data += 2;
3157 l_remaining_size -= 6;
3160 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3161 l_current_data, &l_remaining_size, p_manager);
3163 *p_data_written = l_qcc_size;
3166 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3168 return opj_j2k_get_max_coc_size(p_j2k);
3172 * Reads a QCC marker (Quantization component)
3173 * @param p_header_data the data contained in the QCC box.
3174 * @param p_j2k the jpeg2000 codec.
3175 * @param p_header_size the size of the data contained in the QCC marker.
3176 * @param p_manager the user event manager.
3178 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3179 OPJ_BYTE * p_header_data,
3180 OPJ_UINT32 p_header_size,
3181 opj_event_mgr_t * p_manager
3184 OPJ_UINT32 l_num_comp, l_comp_no;
3187 assert(p_header_data != 00);
3188 assert(p_j2k != 00);
3189 assert(p_manager != 00);
3191 l_num_comp = p_j2k->m_private_image->numcomps;
3193 if (l_num_comp <= 256) {
3194 if (p_header_size < 1) {
3195 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3198 opj_read_bytes(p_header_data, &l_comp_no, 1);
3202 if (p_header_size < 2) {
3203 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3206 opj_read_bytes(p_header_data, &l_comp_no, 2);
3212 if (p_j2k->m_cp.correct) {
3214 static OPJ_UINT32 backup_compno = 0;
3216 /* compno is negative or larger than the number of components!!! */
3217 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3218 opj_event_msg(p_manager, EVT_ERROR,
3219 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3220 l_comp_no, l_num_comp);
3222 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3225 /* we try to correct */
3226 l_comp_no = backup_compno % l_num_comp;
3227 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3228 "- setting component number to %d\n",
3232 /* keep your private count of tiles */
3235 #endif /* USE_JPWL */
3237 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3238 opj_event_msg(p_manager, EVT_ERROR,
3239 "Invalid component number: %d, regarding the number of components %d\n",
3240 l_comp_no, p_j2k->m_private_image->numcomps);
3244 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3246 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3250 if (p_header_size != 0) {
3251 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3258 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3259 opj_stream_private_t *p_stream,
3260 opj_event_mgr_t * p_manager
3263 OPJ_UINT32 l_nb_comp;
3264 OPJ_UINT32 l_nb_poc;
3265 OPJ_UINT32 l_poc_size;
3266 OPJ_UINT32 l_written_size = 0;
3267 opj_tcp_t *l_tcp = 00;
3268 OPJ_UINT32 l_poc_room;
3271 assert(p_j2k != 00);
3272 assert(p_manager != 00);
3273 assert(p_stream != 00);
3275 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3276 l_nb_comp = p_j2k->m_private_image->numcomps;
3277 l_nb_poc = 1 + l_tcp->numpocs;
3279 if (l_nb_comp <= 256) {
3284 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3286 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3287 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3288 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3289 if (! new_header_tile_data) {
3290 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3291 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3292 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3293 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3296 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3297 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3300 opj_j2k_write_poc_in_memory(p_j2k,
3301 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3304 if (opj_stream_write_data(p_stream,
3305 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3306 p_manager) != l_poc_size) {
3313 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3315 OPJ_UINT32 * p_data_written,
3316 opj_event_mgr_t * p_manager
3320 OPJ_BYTE * l_current_data = 00;
3321 OPJ_UINT32 l_nb_comp;
3322 OPJ_UINT32 l_nb_poc;
3323 OPJ_UINT32 l_poc_size;
3324 opj_image_t *l_image = 00;
3325 opj_tcp_t *l_tcp = 00;
3326 opj_tccp_t *l_tccp = 00;
3327 opj_poc_t *l_current_poc = 00;
3328 OPJ_UINT32 l_poc_room;
3331 assert(p_j2k != 00);
3332 assert(p_manager != 00);
3334 OPJ_UNUSED(p_manager);
3336 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3337 l_tccp = &l_tcp->tccps[0];
3338 l_image = p_j2k->m_private_image;
3339 l_nb_comp = l_image->numcomps;
3340 l_nb_poc = 1 + l_tcp->numpocs;
3342 if (l_nb_comp <= 256) {
3348 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3350 l_current_data = p_data;
3352 opj_write_bytes(l_current_data, J2K_MS_POC,
3354 l_current_data += 2;
3356 opj_write_bytes(l_current_data, l_poc_size - 2,
3358 l_current_data += 2;
3360 l_current_poc = l_tcp->pocs;
3361 for (i = 0; i < l_nb_poc; ++i) {
3362 opj_write_bytes(l_current_data, l_current_poc->resno0,
3366 opj_write_bytes(l_current_data, l_current_poc->compno0,
3367 l_poc_room); /* CSpoc_i */
3368 l_current_data += l_poc_room;
3370 opj_write_bytes(l_current_data, l_current_poc->layno1,
3372 l_current_data += 2;
3374 opj_write_bytes(l_current_data, l_current_poc->resno1,
3378 opj_write_bytes(l_current_data, l_current_poc->compno1,
3379 l_poc_room); /* CEpoc_i */
3380 l_current_data += l_poc_room;
3382 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3386 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3387 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3388 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3389 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3390 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3391 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3392 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3397 *p_data_written = l_poc_size;
3400 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3402 opj_tcp_t * l_tcp = 00;
3403 OPJ_UINT32 l_nb_tiles = 0;
3404 OPJ_UINT32 l_max_poc = 0;
3407 l_tcp = p_j2k->m_cp.tcps;
3408 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3410 for (i = 0; i < l_nb_tiles; ++i) {
3411 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3417 return 4 + 9 * l_max_poc;
3420 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3423 OPJ_UINT32 l_nb_tiles;
3424 OPJ_UINT32 l_max = 0;
3425 opj_tcp_t * l_tcp = 00;
3427 l_tcp = p_j2k->m_cp.tcps;
3428 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3430 for (i = 0; i < l_nb_tiles; ++i) {
3431 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3439 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3441 OPJ_UINT32 l_nb_bytes = 0;
3442 OPJ_UINT32 l_nb_comps;
3443 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3445 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3446 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3448 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3449 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3450 l_nb_bytes += l_nb_comps * l_coc_bytes;
3452 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3453 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3456 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3458 /*** DEVELOPER CORNER, Add room for your headers ***/
3464 * Reads a POC marker (Progression Order Change)
3466 * @param p_header_data the data contained in the POC box.
3467 * @param p_j2k the jpeg2000 codec.
3468 * @param p_header_size the size of the data contained in the POC marker.
3469 * @param p_manager the user event manager.
3471 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3472 OPJ_BYTE * p_header_data,
3473 OPJ_UINT32 p_header_size,
3474 opj_event_mgr_t * p_manager
3477 OPJ_UINT32 i, l_nb_comp, l_tmp;
3478 opj_image_t * l_image = 00;
3479 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3480 OPJ_UINT32 l_chunk_size, l_comp_room;
3482 opj_cp_t *l_cp = 00;
3483 opj_tcp_t *l_tcp = 00;
3484 opj_poc_t *l_current_poc = 00;
3487 assert(p_header_data != 00);
3488 assert(p_j2k != 00);
3489 assert(p_manager != 00);
3491 l_image = p_j2k->m_private_image;
3492 l_nb_comp = l_image->numcomps;
3493 if (l_nb_comp <= 256) {
3498 l_chunk_size = 5 + 2 * l_comp_room;
3499 l_current_poc_nb = p_header_size / l_chunk_size;
3500 l_current_poc_remaining = p_header_size % l_chunk_size;
3502 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3503 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3507 l_cp = &(p_j2k->m_cp);
3508 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3509 &l_cp->tcps[p_j2k->m_current_tile_number] :
3510 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3511 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3512 l_current_poc_nb += l_old_poc_nb;
3514 if (l_current_poc_nb >= 32) {
3515 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3518 assert(l_current_poc_nb < 32);
3520 /* now poc is in use.*/
3523 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3524 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3525 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3528 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3529 l_comp_room); /* CSpoc_i */
3530 p_header_data += l_comp_room;
3531 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3533 /* make sure layer end is in acceptable bounds */
3534 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3536 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3539 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3540 l_comp_room); /* CEpoc_i */
3541 p_header_data += l_comp_room;
3542 opj_read_bytes(p_header_data, &l_tmp,
3545 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3546 /* make sure comp is in acceptable bounds */
3547 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3551 l_tcp->numpocs = l_current_poc_nb - 1;
3556 * Reads a CRG marker (Component registration)
3558 * @param p_header_data the data contained in the TLM box.
3559 * @param p_j2k the jpeg2000 codec.
3560 * @param p_header_size the size of the data contained in the TLM marker.
3561 * @param p_manager the user event manager.
3563 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3564 OPJ_BYTE * p_header_data,
3565 OPJ_UINT32 p_header_size,
3566 opj_event_mgr_t * p_manager
3569 OPJ_UINT32 l_nb_comp;
3571 assert(p_header_data != 00);
3572 assert(p_j2k != 00);
3573 assert(p_manager != 00);
3575 OPJ_UNUSED(p_header_data);
3577 l_nb_comp = p_j2k->m_private_image->numcomps;
3579 if (p_header_size != l_nb_comp * 4) {
3580 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3583 /* Do not care of this at the moment since only local variables are set here */
3586 (i = 0; i < l_nb_comp; ++i)
3588 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3590 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3598 * Reads a TLM marker (Tile Length Marker)
3600 * @param p_header_data the data contained in the TLM box.
3601 * @param p_j2k the jpeg2000 codec.
3602 * @param p_header_size the size of the data contained in the TLM marker.
3603 * @param p_manager the user event manager.
3605 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3606 OPJ_BYTE * p_header_data,
3607 OPJ_UINT32 p_header_size,
3608 opj_event_mgr_t * p_manager
3611 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3614 assert(p_header_data != 00);
3615 assert(p_j2k != 00);
3616 assert(p_manager != 00);
3620 if (p_header_size < 2) {
3621 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3626 opj_read_bytes(p_header_data, &l_Ztlm,
3629 opj_read_bytes(p_header_data, &l_Stlm,
3633 l_ST = ((l_Stlm >> 4) & 0x3);
3634 l_SP = (l_Stlm >> 6) & 0x1;
3636 l_Ptlm_size = (l_SP + 1) * 2;
3637 l_quotient = l_Ptlm_size + l_ST;
3639 l_tot_num_tp_remaining = p_header_size % l_quotient;
3641 if (l_tot_num_tp_remaining != 0) {
3642 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3645 /* FIXME Do not care of this at the moment since only local variables are set here */
3648 (i = 0; i < l_tot_num_tp; ++i)
3650 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3651 p_header_data += l_ST;
3652 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3653 p_header_data += l_Ptlm_size;
3659 * Reads a PLM marker (Packet length, main header marker)
3661 * @param p_header_data the data contained in the TLM box.
3662 * @param p_j2k the jpeg2000 codec.
3663 * @param p_header_size the size of the data contained in the TLM marker.
3664 * @param p_manager the user event manager.
3666 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3667 OPJ_BYTE * p_header_data,
3668 OPJ_UINT32 p_header_size,
3669 opj_event_mgr_t * p_manager
3673 assert(p_header_data != 00);
3674 assert(p_j2k != 00);
3675 assert(p_manager != 00);
3678 OPJ_UNUSED(p_header_data);
3680 if (p_header_size < 1) {
3681 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3684 /* Do not care of this at the moment since only local variables are set here */
3686 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3693 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3695 p_header_size -= (1+l_Nplm);
3699 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3703 (i = 0; i < l_Nplm; ++i)
3705 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3707 // take only the last seven bytes
3708 l_packet_len |= (l_tmp & 0x7f);
3716 // store packet length and proceed to next packet
3723 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3732 * Reads a PLT marker (Packet length, tile-part header)
3734 * @param p_header_data the data contained in the PLT box.
3735 * @param p_j2k the jpeg2000 codec.
3736 * @param p_header_size the size of the data contained in the PLT marker.
3737 * @param p_manager the user event manager.
3739 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3740 OPJ_BYTE * p_header_data,
3741 OPJ_UINT32 p_header_size,
3742 opj_event_mgr_t * p_manager
3745 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3748 assert(p_header_data != 00);
3749 assert(p_j2k != 00);
3750 assert(p_manager != 00);
3754 if (p_header_size < 1) {
3755 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3759 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3763 for (i = 0; i < p_header_size; ++i) {
3764 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3766 /* take only the last seven bytes */
3767 l_packet_len |= (l_tmp & 0x7f);
3771 /* store packet length and proceed to next packet */
3776 if (l_packet_len != 0) {
3777 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3785 * Reads a PPM marker (Packed packet headers, main header)
3787 * @param p_header_data the data contained in the POC box.
3788 * @param p_j2k the jpeg2000 codec.
3789 * @param p_header_size the size of the data contained in the POC marker.
3790 * @param p_manager the user event manager.
3793 static OPJ_BOOL opj_j2k_read_ppm(
3795 OPJ_BYTE * p_header_data,
3796 OPJ_UINT32 p_header_size,
3797 opj_event_mgr_t * p_manager)
3799 opj_cp_t *l_cp = 00;
3803 assert(p_header_data != 00);
3804 assert(p_j2k != 00);
3805 assert(p_manager != 00);
3807 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3808 if (p_header_size < 2) {
3809 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3813 l_cp = &(p_j2k->m_cp);
3816 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3820 /* check allocation needed */
3821 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3822 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3823 assert(l_cp->ppm_markers_count == 0U);
3825 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3826 if (l_cp->ppm_markers == NULL) {
3827 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3830 l_cp->ppm_markers_count = l_newCount;
3831 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3832 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3833 opj_ppx *new_ppm_markers;
3834 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3835 l_newCount * sizeof(opj_ppx));
3836 if (new_ppm_markers == NULL) {
3837 /* clean up to be done on l_cp destruction */
3838 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3841 l_cp->ppm_markers = new_ppm_markers;
3842 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3843 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3844 l_cp->ppm_markers_count = l_newCount;
3847 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3848 /* clean up to be done on l_cp destruction */
3849 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3853 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3854 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3855 /* clean up to be done on l_cp destruction */
3856 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3859 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3860 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3866 * Merges all PPM markers read (Packed headers, main header)
3868 * @param p_cp main coding parameters.
3869 * @param p_manager the user event manager.
3871 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3873 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3877 assert(p_manager != 00);
3878 assert(p_cp->ppm_buffer == NULL);
3880 if (p_cp->ppm == 0U) {
3884 l_ppm_data_size = 0U;
3885 l_N_ppm_remaining = 0U;
3886 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3887 if (p_cp->ppm_markers[i].m_data !=
3888 NULL) { /* standard doesn't seem to require contiguous Zppm */
3890 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3891 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3893 if (l_N_ppm_remaining >= l_data_size) {
3894 l_N_ppm_remaining -= l_data_size;
3897 l_data += l_N_ppm_remaining;
3898 l_data_size -= l_N_ppm_remaining;
3899 l_N_ppm_remaining = 0U;
3902 if (l_data_size > 0U) {
3905 if (l_data_size < 4U) {
3906 /* clean up to be done on l_cp destruction */
3907 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3910 opj_read_bytes(l_data, &l_N_ppm, 4);
3914 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 */
3916 if (l_data_size >= l_N_ppm) {
3917 l_data_size -= l_N_ppm;
3920 l_N_ppm_remaining = l_N_ppm - l_data_size;
3923 } while (l_data_size > 0U);
3928 if (l_N_ppm_remaining != 0U) {
3929 /* clean up to be done on l_cp destruction */
3930 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3934 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3935 if (p_cp->ppm_buffer == 00) {
3936 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3939 p_cp->ppm_len = l_ppm_data_size;
3940 l_ppm_data_size = 0U;
3941 l_N_ppm_remaining = 0U;
3942 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3943 if (p_cp->ppm_markers[i].m_data !=
3944 NULL) { /* standard doesn't seem to require contiguous Zppm */
3946 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3947 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3949 if (l_N_ppm_remaining >= l_data_size) {
3950 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3951 l_ppm_data_size += l_data_size;
3952 l_N_ppm_remaining -= l_data_size;
3955 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3956 l_ppm_data_size += l_N_ppm_remaining;
3957 l_data += l_N_ppm_remaining;
3958 l_data_size -= l_N_ppm_remaining;
3959 l_N_ppm_remaining = 0U;
3962 if (l_data_size > 0U) {
3965 if (l_data_size < 4U) {
3966 /* clean up to be done on l_cp destruction */
3967 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3970 opj_read_bytes(l_data, &l_N_ppm, 4);
3974 if (l_data_size >= l_N_ppm) {
3975 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3976 l_ppm_data_size += l_N_ppm;
3977 l_data_size -= l_N_ppm;
3980 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3981 l_ppm_data_size += l_data_size;
3982 l_N_ppm_remaining = l_N_ppm - l_data_size;
3985 } while (l_data_size > 0U);
3987 opj_free(p_cp->ppm_markers[i].m_data);
3988 p_cp->ppm_markers[i].m_data = NULL;
3989 p_cp->ppm_markers[i].m_data_size = 0U;
3993 p_cp->ppm_data = p_cp->ppm_buffer;
3994 p_cp->ppm_data_size = p_cp->ppm_len;
3996 p_cp->ppm_markers_count = 0U;
3997 opj_free(p_cp->ppm_markers);
3998 p_cp->ppm_markers = NULL;
4004 * Reads a PPT marker (Packed packet headers, tile-part header)
4006 * @param p_header_data the data contained in the PPT box.
4007 * @param p_j2k the jpeg2000 codec.
4008 * @param p_header_size the size of the data contained in the PPT marker.
4009 * @param p_manager the user event manager.
4011 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
4012 OPJ_BYTE * p_header_data,
4013 OPJ_UINT32 p_header_size,
4014 opj_event_mgr_t * p_manager
4017 opj_cp_t *l_cp = 00;
4018 opj_tcp_t *l_tcp = 00;
4022 assert(p_header_data != 00);
4023 assert(p_j2k != 00);
4024 assert(p_manager != 00);
4026 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
4027 if (p_header_size < 2) {
4028 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
4032 l_cp = &(p_j2k->m_cp);
4034 opj_event_msg(p_manager, EVT_ERROR,
4035 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4039 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4042 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4046 /* check allocation needed */
4047 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4048 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4049 assert(l_tcp->ppt_markers_count == 0U);
4051 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4052 if (l_tcp->ppt_markers == NULL) {
4053 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4056 l_tcp->ppt_markers_count = l_newCount;
4057 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4058 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4059 opj_ppx *new_ppt_markers;
4060 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4061 l_newCount * sizeof(opj_ppx));
4062 if (new_ppt_markers == NULL) {
4063 /* clean up to be done on l_tcp destruction */
4064 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4067 l_tcp->ppt_markers = new_ppt_markers;
4068 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4069 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4070 l_tcp->ppt_markers_count = l_newCount;
4073 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4074 /* clean up to be done on l_tcp destruction */
4075 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4079 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4080 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4081 /* clean up to be done on l_tcp destruction */
4082 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4085 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4086 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4091 * Merges all PPT markers read (Packed packet headers, tile-part header)
4093 * @param p_tcp the tile.
4094 * @param p_manager the user event manager.
4096 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4098 OPJ_UINT32 i, l_ppt_data_size;
4100 assert(p_tcp != 00);
4101 assert(p_manager != 00);
4102 assert(p_tcp->ppt_buffer == NULL);
4104 if (p_tcp->ppt == 0U) {
4108 l_ppt_data_size = 0U;
4109 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4111 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4114 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4115 if (p_tcp->ppt_buffer == 00) {
4116 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4119 p_tcp->ppt_len = l_ppt_data_size;
4120 l_ppt_data_size = 0U;
4121 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4122 if (p_tcp->ppt_markers[i].m_data !=
4123 NULL) { /* standard doesn't seem to require contiguous Zppt */
4124 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4125 p_tcp->ppt_markers[i].m_data_size);
4127 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4129 opj_free(p_tcp->ppt_markers[i].m_data);
4130 p_tcp->ppt_markers[i].m_data = NULL;
4131 p_tcp->ppt_markers[i].m_data_size = 0U;
4135 p_tcp->ppt_markers_count = 0U;
4136 opj_free(p_tcp->ppt_markers);
4137 p_tcp->ppt_markers = NULL;
4139 p_tcp->ppt_data = p_tcp->ppt_buffer;
4140 p_tcp->ppt_data_size = p_tcp->ppt_len;
4144 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4145 opj_stream_private_t *p_stream,
4146 opj_event_mgr_t * p_manager
4149 OPJ_BYTE * l_current_data = 00;
4150 OPJ_UINT32 l_tlm_size;
4153 assert(p_j2k != 00);
4154 assert(p_manager != 00);
4155 assert(p_stream != 00);
4157 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4159 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4160 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4161 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4162 if (! new_header_tile_data) {
4163 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4164 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4165 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4166 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4169 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4170 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4173 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4175 /* change the way data is written to avoid seeking if possible */
4177 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4179 opj_write_bytes(l_current_data, J2K_MS_TLM,
4181 l_current_data += 2;
4183 opj_write_bytes(l_current_data, l_tlm_size - 2,
4185 l_current_data += 2;
4187 opj_write_bytes(l_current_data, 0,
4191 opj_write_bytes(l_current_data, 0x50,
4192 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4195 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4196 if (opj_stream_write_data(p_stream,
4197 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4198 p_manager) != l_tlm_size) {
4205 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4207 OPJ_UINT32 p_total_data_size,
4208 OPJ_UINT32 * p_data_written,
4209 const opj_stream_private_t *p_stream,
4210 opj_event_mgr_t * p_manager
4214 assert(p_j2k != 00);
4215 assert(p_manager != 00);
4216 assert(p_stream != 00);
4218 OPJ_UNUSED(p_stream);
4220 if (p_total_data_size < 12) {
4221 opj_event_msg(p_manager, EVT_ERROR,
4222 "Not enough bytes in output buffer to write SOT marker\n");
4226 opj_write_bytes(p_data, J2K_MS_SOT,
4230 opj_write_bytes(p_data, 10,
4234 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4241 opj_write_bytes(p_data,
4242 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4246 opj_write_bytes(p_data,
4247 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4253 /* update markers struct */
4255 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4257 assert(0 && "TODO");
4258 #endif /* USE_JPWL */
4260 * p_data_written = 12;
4265 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4266 OPJ_UINT32 p_header_size,
4267 OPJ_UINT32* p_tile_no,
4268 OPJ_UINT32* p_tot_len,
4269 OPJ_UINT32* p_current_part,
4270 OPJ_UINT32* p_num_parts,
4271 opj_event_mgr_t * p_manager)
4274 assert(p_header_data != 00);
4275 assert(p_manager != 00);
4277 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4278 if (p_header_size != 8) {
4279 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4283 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4285 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4287 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4289 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4294 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4295 OPJ_BYTE * p_header_data,
4296 OPJ_UINT32 p_header_size,
4297 opj_event_mgr_t * p_manager)
4299 opj_cp_t *l_cp = 00;
4300 opj_tcp_t *l_tcp = 00;
4301 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4302 OPJ_UINT32 l_current_part;
4303 OPJ_UINT32 l_tile_x, l_tile_y;
4307 assert(p_j2k != 00);
4308 assert(p_manager != 00);
4310 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4311 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4313 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4317 l_cp = &(p_j2k->m_cp);
4319 /* testcase 2.pdf.SIGFPE.706.1112 */
4320 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4321 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4322 p_j2k->m_current_tile_number);
4326 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4327 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4328 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
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);
4346 ++ l_tcp->m_current_tile_part_number;
4349 if (l_cp->correct) {
4351 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4352 static OPJ_UINT32 backup_tileno = 0;
4354 /* tileno is negative or larger than the number of tiles!!! */
4355 if (tileno > (l_cp->tw * l_cp->th)) {
4356 opj_event_msg(p_manager, EVT_ERROR,
4357 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4358 tileno, (l_cp->tw * l_cp->th));
4360 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4363 /* we try to correct */
4364 tileno = backup_tileno;
4365 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4366 "- setting tile number to %d\n",
4370 /* keep your private count of tiles */
4373 #endif /* USE_JPWL */
4375 /* look for the tile in the list of already processed tile (in parts). */
4376 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4377 /* since the time taken by this function can only grow at the time */
4379 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4380 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4382 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4383 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4386 opj_event_msg(p_manager, EVT_ERROR,
4387 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4393 if (l_cp->correct) {
4395 /* totlen is negative or larger than the bytes left!!! */
4396 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4397 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4398 opj_event_msg(p_manager, EVT_ERROR,
4399 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4401 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4403 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4406 /* we try to correct */
4408 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4409 "- setting Psot to %d => assuming it is the last tile\n",
4413 #endif /* USE_JPWL */
4415 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4417 opj_event_msg(p_manager, EVT_INFO,
4418 "Psot value of the current tile-part is equal to zero, "
4419 "we assuming it is the last tile-part of the codestream.\n");
4420 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4423 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4424 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4425 opj_event_msg(p_manager, EVT_ERROR,
4426 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4427 "number of tile-part (%d), giving up\n", l_current_part,
4428 l_tcp->m_nb_tile_parts);
4429 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4434 0) { /* Number of tile-part header is provided by this tile-part header */
4435 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4436 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4437 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4438 if (l_tcp->m_nb_tile_parts) {
4439 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4440 opj_event_msg(p_manager, EVT_ERROR,
4441 "In SOT marker, TPSot (%d) is not valid regards to the current "
4442 "number of tile-part (%d), giving up\n", l_current_part,
4443 l_tcp->m_nb_tile_parts);
4444 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4448 if (l_current_part >= l_num_parts) {
4449 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4450 opj_event_msg(p_manager, EVT_ERROR,
4451 "In SOT marker, TPSot (%d) is not valid regards to the current "
4452 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4453 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4456 l_tcp->m_nb_tile_parts = l_num_parts;
4459 /* If know the number of tile part header we will check if we didn't read the last*/
4460 if (l_tcp->m_nb_tile_parts) {
4461 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4462 p_j2k->m_specific_param.m_decoder.m_can_decode =
4463 1; /* Process the last tile-part header*/
4467 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4468 /* Keep the size of data to skip after this marker */
4469 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4470 12; /* SOT_marker_size = 12 */
4472 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4473 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4476 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4478 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4479 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4480 p_j2k->m_specific_param.m_decoder.m_skip_data =
4481 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4482 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4483 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4484 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4486 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4487 p_j2k->m_specific_param.m_decoder.m_skip_data =
4488 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4489 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4493 if (p_j2k->cstr_index) {
4494 assert(p_j2k->cstr_index->tile_index != 00);
4495 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4496 p_j2k->m_current_tile_number;
4497 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4500 if (l_num_parts != 0) {
4501 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4503 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4506 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4507 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4508 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4509 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4510 opj_event_msg(p_manager, EVT_ERROR,
4511 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4515 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4516 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4517 l_num_parts * sizeof(opj_tp_index_t));
4518 if (! new_tp_index) {
4519 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4520 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4521 opj_event_msg(p_manager, EVT_ERROR,
4522 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4525 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4529 /*if (!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) {
4532 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4533 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4534 (opj_tp_index_t*)opj_calloc(
4535 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4536 sizeof(opj_tp_index_t));
4537 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4538 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4539 opj_event_msg(p_manager, EVT_ERROR,
4540 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4545 if (l_current_part >=
4546 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4547 opj_tp_index_t *new_tp_index;
4548 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4550 new_tp_index = (opj_tp_index_t *) opj_realloc(
4551 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4552 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4553 sizeof(opj_tp_index_t));
4554 if (! new_tp_index) {
4555 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4556 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4557 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4558 opj_event_msg(p_manager, EVT_ERROR,
4559 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4562 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4571 /* 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 */
4572 /* if (p_j2k->cstr_info) {
4575 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4578 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4579 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4580 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4581 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4584 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4587 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4591 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4594 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4595 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4596 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4601 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4602 opj_tcd_t * p_tile_coder,
4604 OPJ_UINT32 * p_data_written,
4605 OPJ_UINT32 p_total_data_size,
4606 const opj_stream_private_t *p_stream,
4607 opj_event_mgr_t * p_manager
4610 opj_codestream_info_t *l_cstr_info = 00;
4611 OPJ_UINT32 l_remaining_data;
4614 assert(p_j2k != 00);
4615 assert(p_manager != 00);
4616 assert(p_stream != 00);
4618 OPJ_UNUSED(p_stream);
4620 if (p_total_data_size < 4) {
4621 opj_event_msg(p_manager, EVT_ERROR,
4622 "Not enough bytes in output buffer to write SOD marker\n");
4626 opj_write_bytes(p_data, J2K_MS_SOD,
4630 /* make room for the EOF marker */
4631 l_remaining_data = p_total_data_size - 4;
4633 /* update tile coder */
4634 p_tile_coder->tp_num =
4635 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4636 p_tile_coder->cur_tp_num =
4637 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4640 /* TODO mergeV2: check this part which use cstr_info */
4641 /*l_cstr_info = p_j2k->cstr_info;
4643 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4644 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4645 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4651 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4653 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4658 /* update markers struct */
4659 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4661 assert(0 && "TODO");
4662 #endif /* USE_JPWL */
4667 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4668 p_tile_coder->tcd_image->tiles->packno = 0;
4670 l_cstr_info->packno = 0;
4674 *p_data_written = 0;
4676 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
4677 p_data_written, l_remaining_data, l_cstr_info,
4679 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4683 *p_data_written += 2;
4688 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4689 opj_stream_private_t *p_stream,
4690 opj_event_mgr_t * p_manager
4693 OPJ_SIZE_T l_current_read_size;
4694 opj_codestream_index_t * l_cstr_index = 00;
4695 OPJ_BYTE ** l_current_data = 00;
4696 opj_tcp_t * l_tcp = 00;
4697 OPJ_UINT32 * l_tile_len = 00;
4698 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4701 assert(p_j2k != 00);
4702 assert(p_manager != 00);
4703 assert(p_stream != 00);
4705 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4707 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4708 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4709 // but we are in the last tile part,
4710 // so its result will fit on OPJ_UINT32 unless we find
4711 // a file with a single tile part of more than 4 GB...*/
4712 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4713 opj_stream_get_number_byte_left(p_stream) - 2);
4715 /* Check to avoid pass the limit of OPJ_UINT32 */
4716 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4717 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4719 /* MSD: case commented to support empty SOT marker (PHR data) */
4723 l_current_data = &(l_tcp->m_data);
4724 l_tile_len = &l_tcp->m_data_size;
4726 /* Patch to support new PHR data */
4727 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4728 /* If we are here, we'll try to read the data after allocation */
4729 /* Check enough bytes left in stream before allocation */
4730 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4731 opj_stream_get_number_byte_left(p_stream)) {
4732 opj_event_msg(p_manager, EVT_ERROR,
4733 "Tile part length size inconsistent with stream length\n");
4736 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4737 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4738 opj_event_msg(p_manager, EVT_ERROR,
4739 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4740 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4743 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4744 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4745 /* 0xFFFF marker. */
4746 if (! *l_current_data) {
4747 /* LH: oddly enough, in this path, l_tile_len!=0.
4748 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4750 *l_current_data = (OPJ_BYTE*) opj_malloc(
4751 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4753 OPJ_BYTE *l_new_current_data;
4754 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4755 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4756 opj_event_msg(p_manager, EVT_ERROR,
4757 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4758 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4762 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4763 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4764 OPJ_COMMON_CBLK_DATA_EXTRA);
4765 if (! l_new_current_data) {
4766 opj_free(*l_current_data);
4767 /*nothing more is done as l_current_data will be set to null, and just
4768 afterward we enter in the error path
4769 and the actual tile_len is updated (committed) at the end of the
4772 *l_current_data = l_new_current_data;
4775 if (*l_current_data == 00) {
4776 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4780 l_sot_length_pb_detected = OPJ_TRUE;
4784 l_cstr_index = p_j2k->cstr_index;
4786 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4788 OPJ_UINT32 l_current_tile_part =
4789 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4790 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4793 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4795 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4797 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4801 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4802 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4806 /*l_cstr_index->packno = 0;*/
4809 /* Patch to support new PHR data */
4810 if (!l_sot_length_pb_detected) {
4811 l_current_read_size = opj_stream_read_data(
4813 *l_current_data + *l_tile_len,
4814 p_j2k->m_specific_param.m_decoder.m_sot_length,
4817 l_current_read_size = 0;
4820 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4821 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4823 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4826 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4831 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4832 OPJ_UINT32 p_tile_no,
4833 OPJ_UINT32 p_comp_no,
4834 OPJ_UINT32 nb_comps,
4835 opj_stream_private_t *p_stream,
4836 opj_event_mgr_t * p_manager
4839 OPJ_BYTE * l_current_data = 00;
4840 OPJ_UINT32 l_rgn_size;
4841 opj_cp_t *l_cp = 00;
4842 opj_tcp_t *l_tcp = 00;
4843 opj_tccp_t *l_tccp = 00;
4844 OPJ_UINT32 l_comp_room;
4847 assert(p_j2k != 00);
4848 assert(p_manager != 00);
4849 assert(p_stream != 00);
4851 l_cp = &(p_j2k->m_cp);
4852 l_tcp = &l_cp->tcps[p_tile_no];
4853 l_tccp = &l_tcp->tccps[p_comp_no];
4855 if (nb_comps <= 256) {
4861 l_rgn_size = 6 + l_comp_room;
4863 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4865 opj_write_bytes(l_current_data, J2K_MS_RGN,
4867 l_current_data += 2;
4869 opj_write_bytes(l_current_data, l_rgn_size - 2,
4871 l_current_data += 2;
4873 opj_write_bytes(l_current_data, p_comp_no,
4874 l_comp_room); /* Crgn */
4875 l_current_data += l_comp_room;
4877 opj_write_bytes(l_current_data, 0,
4881 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
4885 if (opj_stream_write_data(p_stream,
4886 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
4887 p_manager) != l_rgn_size) {
4894 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
4895 opj_stream_private_t *p_stream,
4896 opj_event_mgr_t * p_manager
4900 assert(p_j2k != 00);
4901 assert(p_manager != 00);
4902 assert(p_stream != 00);
4904 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
4905 J2K_MS_EOC, 2); /* EOC */
4909 /* update markers struct */
4911 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4913 #endif /* USE_JPWL */
4915 if (opj_stream_write_data(p_stream,
4916 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
4920 if (! opj_stream_flush(p_stream, p_manager)) {
4928 * Reads a RGN marker (Region Of Interest)
4930 * @param p_header_data the data contained in the POC box.
4931 * @param p_j2k the jpeg2000 codec.
4932 * @param p_header_size the size of the data contained in the POC marker.
4933 * @param p_manager the user event manager.
4935 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
4936 OPJ_BYTE * p_header_data,
4937 OPJ_UINT32 p_header_size,
4938 opj_event_mgr_t * p_manager
4941 OPJ_UINT32 l_nb_comp;
4942 opj_image_t * l_image = 00;
4944 opj_cp_t *l_cp = 00;
4945 opj_tcp_t *l_tcp = 00;
4946 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4949 assert(p_header_data != 00);
4950 assert(p_j2k != 00);
4951 assert(p_manager != 00);
4953 l_image = p_j2k->m_private_image;
4954 l_nb_comp = l_image->numcomps;
4956 if (l_nb_comp <= 256) {
4962 if (p_header_size != 2 + l_comp_room) {
4963 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4967 l_cp = &(p_j2k->m_cp);
4968 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4969 &l_cp->tcps[p_j2k->m_current_tile_number] :
4970 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4972 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
4973 p_header_data += l_comp_room;
4974 opj_read_bytes(p_header_data, &l_roi_sty,
4979 if (l_cp->correct) {
4980 /* totlen is negative or larger than the bytes left!!! */
4981 if (l_comp_room >= l_nb_comp) {
4982 opj_event_msg(p_manager, EVT_ERROR,
4983 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4984 l_comp_room, l_nb_comp);
4986 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4991 #endif /* USE_JPWL */
4993 /* testcase 3635.pdf.asan.77.2930 */
4994 if (l_comp_no >= l_nb_comp) {
4995 opj_event_msg(p_manager, EVT_ERROR,
4996 "bad component number in RGN (%d when there are only %d)\n",
4997 l_comp_no, l_nb_comp);
5001 opj_read_bytes(p_header_data,
5002 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
5009 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
5011 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
5014 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
5020 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
5021 opj_stream_private_t *p_stream,
5022 opj_event_mgr_t * p_manager)
5024 opj_cp_t * l_cp = 00;
5025 opj_image_t * l_image = 00;
5026 opj_tcp_t * l_tcp = 00;
5027 opj_image_comp_t * l_img_comp = 00;
5030 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
5031 OPJ_FLOAT32 * l_rates = 0;
5032 OPJ_FLOAT32 l_sot_remove;
5033 OPJ_UINT32 l_bits_empty, l_size_pixel;
5034 OPJ_UINT32 l_tile_size = 0;
5035 OPJ_UINT32 l_last_res;
5036 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
5039 assert(p_j2k != 00);
5040 assert(p_manager != 00);
5041 assert(p_stream != 00);
5043 OPJ_UNUSED(p_manager);
5045 l_cp = &(p_j2k->m_cp);
5046 l_image = p_j2k->m_private_image;
5049 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5050 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5051 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5052 l_cp->th * l_cp->tw);
5054 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5055 l_tp_stride_func = opj_j2k_get_tp_stride;
5057 l_tp_stride_func = opj_j2k_get_default_stride;
5060 for (i = 0; i < l_cp->th; ++i) {
5061 for (j = 0; j < l_cp->tw; ++j) {
5062 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5063 (OPJ_FLOAT32)l_tcp->numlayers;
5065 /* 4 borders of the tile rescale on the image if necessary */
5066 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5067 (OPJ_INT32)l_image->x0);
5068 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5069 (OPJ_INT32)l_image->y0);
5070 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5071 (OPJ_INT32)l_image->x1);
5072 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5073 (OPJ_INT32)l_image->y1);
5075 l_rates = l_tcp->rates;
5077 /* Modification of the RATE >> */
5078 if (*l_rates > 0.0f) {
5079 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5080 (OPJ_UINT32)(l_y1 - l_y0)))
5082 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5090 for (k = 1; k < l_tcp->numlayers; ++k) {
5091 if (*l_rates > 0.0f) {
5092 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5093 (OPJ_UINT32)(l_y1 - l_y0)))
5095 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5111 for (i = 0; i < l_cp->th; ++i) {
5112 for (j = 0; j < l_cp->tw; ++j) {
5113 l_rates = l_tcp->rates;
5115 if (*l_rates > 0.0f) {
5116 *l_rates -= l_sot_remove;
5118 if (*l_rates < 30.0f) {
5125 l_last_res = l_tcp->numlayers - 1;
5127 for (k = 1; k < l_last_res; ++k) {
5129 if (*l_rates > 0.0f) {
5130 *l_rates -= l_sot_remove;
5132 if (*l_rates < * (l_rates - 1) + 10.0f) {
5133 *l_rates = (*(l_rates - 1)) + 20.0f;
5140 if (*l_rates > 0.0f) {
5141 *l_rates -= (l_sot_remove + 2.f);
5143 if (*l_rates < * (l_rates - 1) + 10.0f) {
5144 *l_rates = (*(l_rates - 1)) + 20.0f;
5152 l_img_comp = l_image->comps;
5155 for (i = 0; i < l_image->numcomps; ++i) {
5156 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5158 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5166 /* TODO: where does this magic value come from ? */
5167 /* This used to be 1.3 / 8, but with random data and very small code */
5168 /* block sizes, this is not enough. For example with */
5169 /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
5170 /* TODO revise this to take into account the overhead linked to the */
5171 /* number of packets and number of code blocks in packets */
5172 l_tile_size = (OPJ_UINT32)(l_tile_size * 1.4 / 8);
5174 /* Arbitrary amount to make the following work: */
5175 /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
5178 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5180 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5181 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5182 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5183 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5187 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
5188 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5189 (OPJ_BYTE *) opj_malloc(5 *
5190 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5191 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5195 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5196 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5203 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5204 opj_stream_private_t *p_stream,
5205 opj_event_mgr_t * p_manager)
5208 opj_tcd_t * l_tcd = 00;
5209 OPJ_UINT32 l_nb_tiles;
5210 opj_tcp_t * l_tcp = 00;
5214 assert(p_j2k != 00);
5215 assert(p_manager != 00);
5216 assert(p_stream != 00);
5218 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5219 l_tcp = p_j2k->m_cp.tcps;
5221 l_tcd = opj_tcd_create(OPJ_TRUE);
5223 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5227 for (i = 0; i < l_nb_tiles; ++i) {
5228 if (l_tcp->m_data) {
5229 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5230 opj_tcd_destroy(l_tcd);
5231 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5235 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5240 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5245 opj_j2k_tcp_destroy(l_tcp);
5249 opj_tcd_destroy(l_tcd);
5254 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5255 struct opj_stream_private *p_stream,
5256 struct opj_event_mgr * p_manager)
5259 assert(p_j2k != 00);
5260 assert(p_manager != 00);
5261 assert(p_stream != 00);
5263 OPJ_UNUSED(p_manager);
5265 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5270 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5271 struct opj_stream_private *p_stream,
5272 struct opj_event_mgr * p_manager)
5275 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5276 opj_mct_data_t * l_mct_record;
5280 assert(p_j2k != 00);
5281 assert(p_stream != 00);
5282 assert(p_manager != 00);
5284 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5288 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5289 l_mct_record = l_tcp->m_mct_records;
5291 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5293 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5300 l_mcc_record = l_tcp->m_mcc_records;
5302 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5304 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5311 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5318 static OPJ_BOOL opj_j2k_write_all_coc(
5320 struct opj_stream_private *p_stream,
5321 struct opj_event_mgr * p_manager)
5326 assert(p_j2k != 00);
5327 assert(p_manager != 00);
5328 assert(p_stream != 00);
5330 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5331 /* cod is first component of first tile */
5332 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5333 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5342 static OPJ_BOOL opj_j2k_write_all_qcc(
5344 struct opj_stream_private *p_stream,
5345 struct opj_event_mgr * p_manager)
5350 assert(p_j2k != 00);
5351 assert(p_manager != 00);
5352 assert(p_stream != 00);
5354 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5355 /* qcd is first component of first tile */
5356 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5357 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5365 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5366 struct opj_stream_private *p_stream,
5367 struct opj_event_mgr * p_manager)
5370 const opj_tccp_t *l_tccp = 00;
5373 assert(p_j2k != 00);
5374 assert(p_manager != 00);
5375 assert(p_stream != 00);
5377 l_tccp = p_j2k->m_cp.tcps->tccps;
5379 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5380 if (l_tccp->roishift) {
5382 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5383 p_stream, p_manager)) {
5394 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5395 struct opj_stream_private *p_stream,
5396 struct opj_event_mgr * p_manager)
5398 opj_codestream_index_t * l_cstr_index = 00;
5401 assert(p_j2k != 00);
5402 assert(p_manager != 00);
5403 assert(p_stream != 00);
5405 OPJ_UNUSED(p_manager);
5407 l_cstr_index = p_j2k->cstr_index;
5409 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5411 /* The following adjustment is done to adjust the codestream size */
5412 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5413 /* the first bunch of bytes is not in the codestream */
5414 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5419 /* preparation of JPWL marker segments */
5423 /* encode according to JPWL */
5424 jpwl_encode(p_j2k, p_stream, image);
5428 assert(0 && "TODO");
5429 #endif /* USE_JPWL */
5434 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5435 opj_stream_private_t *p_stream,
5436 OPJ_UINT32 *output_marker,
5437 opj_event_mgr_t * p_manager
5440 OPJ_UINT32 l_unknown_marker;
5441 const opj_dec_memory_marker_handler_t * l_marker_handler;
5442 OPJ_UINT32 l_size_unk = 2;
5445 assert(p_j2k != 00);
5446 assert(p_manager != 00);
5447 assert(p_stream != 00);
5449 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5452 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5453 if (opj_stream_read_data(p_stream,
5454 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5455 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5459 /* read 2 bytes as the new marker ID*/
5460 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5461 &l_unknown_marker, 2);
5463 if (!(l_unknown_marker < 0xff00)) {
5465 /* Get the marker handler from the marker ID*/
5466 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5468 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5469 opj_event_msg(p_manager, EVT_ERROR,
5470 "Marker is not compliant with its position\n");
5473 if (l_marker_handler->id != J2K_MS_UNK) {
5474 /* Add the marker to the codestream index*/
5475 if (l_marker_handler->id != J2K_MS_SOT) {
5476 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5477 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5479 if (res == OPJ_FALSE) {
5480 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5484 break; /* next marker is known and well located */
5492 *output_marker = l_marker_handler->id ;
5497 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5498 opj_mct_data_t * p_mct_record,
5499 struct opj_stream_private *p_stream,
5500 struct opj_event_mgr * p_manager)
5502 OPJ_UINT32 l_mct_size;
5503 OPJ_BYTE * l_current_data = 00;
5507 assert(p_j2k != 00);
5508 assert(p_manager != 00);
5509 assert(p_stream != 00);
5511 l_mct_size = 10 + p_mct_record->m_data_size;
5513 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5514 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5515 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5516 if (! new_header_tile_data) {
5517 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5518 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5519 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5520 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5523 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5524 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5527 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5529 opj_write_bytes(l_current_data, J2K_MS_MCT,
5531 l_current_data += 2;
5533 opj_write_bytes(l_current_data, l_mct_size - 2,
5535 l_current_data += 2;
5537 opj_write_bytes(l_current_data, 0,
5539 l_current_data += 2;
5541 /* only one marker atm */
5542 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5543 (p_mct_record->m_element_type << 10);
5545 opj_write_bytes(l_current_data, l_tmp, 2);
5546 l_current_data += 2;
5548 opj_write_bytes(l_current_data, 0,
5550 l_current_data += 2;
5552 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5554 if (opj_stream_write_data(p_stream,
5555 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5556 p_manager) != l_mct_size) {
5564 * Reads a MCT marker (Multiple Component Transform)
5566 * @param p_header_data the data contained in the MCT box.
5567 * @param p_j2k the jpeg2000 codec.
5568 * @param p_header_size the size of the data contained in the MCT marker.
5569 * @param p_manager the user event manager.
5571 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5572 OPJ_BYTE * p_header_data,
5573 OPJ_UINT32 p_header_size,
5574 opj_event_mgr_t * p_manager
5578 opj_tcp_t *l_tcp = 00;
5581 opj_mct_data_t * l_mct_data;
5584 assert(p_header_data != 00);
5585 assert(p_j2k != 00);
5587 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5588 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5589 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5591 if (p_header_size < 2) {
5592 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5597 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5600 opj_event_msg(p_manager, EVT_WARNING,
5601 "Cannot take in charge mct data within multiple MCT records\n");
5605 if (p_header_size <= 6) {
5606 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5610 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5611 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5614 l_indix = l_tmp & 0xff;
5615 l_mct_data = l_tcp->m_mct_records;
5617 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5618 if (l_mct_data->m_index == l_indix) {
5625 if (i == l_tcp->m_nb_mct_records) {
5626 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5627 opj_mct_data_t *new_mct_records;
5628 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5630 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5631 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5632 if (! new_mct_records) {
5633 opj_free(l_tcp->m_mct_records);
5634 l_tcp->m_mct_records = NULL;
5635 l_tcp->m_nb_max_mct_records = 0;
5636 l_tcp->m_nb_mct_records = 0;
5637 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5641 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5642 * to point to the new addresses */
5643 if (new_mct_records != l_tcp->m_mct_records) {
5644 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5645 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5646 &(l_tcp->m_mcc_records[i]);
5647 if (l_mcc_record->m_decorrelation_array) {
5648 l_mcc_record->m_decorrelation_array =
5650 (l_mcc_record->m_decorrelation_array -
5651 l_tcp->m_mct_records);
5653 if (l_mcc_record->m_offset_array) {
5654 l_mcc_record->m_offset_array =
5656 (l_mcc_record->m_offset_array -
5657 l_tcp->m_mct_records);
5662 l_tcp->m_mct_records = new_mct_records;
5663 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5664 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5665 sizeof(opj_mct_data_t));
5668 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5669 ++l_tcp->m_nb_mct_records;
5672 if (l_mct_data->m_data) {
5673 opj_free(l_mct_data->m_data);
5674 l_mct_data->m_data = 00;
5675 l_mct_data->m_data_size = 0;
5678 l_mct_data->m_index = l_indix;
5679 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5680 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5682 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5685 opj_event_msg(p_manager, EVT_WARNING,
5686 "Cannot take in charge multiple MCT markers\n");
5692 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5693 if (! l_mct_data->m_data) {
5694 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5697 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5699 l_mct_data->m_data_size = p_header_size;
5704 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5705 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5706 struct opj_stream_private *p_stream,
5707 struct opj_event_mgr * p_manager)
5710 OPJ_UINT32 l_mcc_size;
5711 OPJ_BYTE * l_current_data = 00;
5712 OPJ_UINT32 l_nb_bytes_for_comp;
5717 assert(p_j2k != 00);
5718 assert(p_manager != 00);
5719 assert(p_stream != 00);
5721 if (p_mcc_record->m_nb_comps > 255) {
5722 l_nb_bytes_for_comp = 2;
5725 l_nb_bytes_for_comp = 1;
5729 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5730 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5731 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5732 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5733 if (! new_header_tile_data) {
5734 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5735 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5736 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5737 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5740 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5741 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5744 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5746 opj_write_bytes(l_current_data, J2K_MS_MCC,
5748 l_current_data += 2;
5750 opj_write_bytes(l_current_data, l_mcc_size - 2,
5752 l_current_data += 2;
5755 opj_write_bytes(l_current_data, 0,
5757 l_current_data += 2;
5759 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5760 1); /* Imcc -> no need for other values, take the first */
5763 /* only one marker atm */
5764 opj_write_bytes(l_current_data, 0,
5766 l_current_data += 2;
5768 opj_write_bytes(l_current_data, 1,
5769 2); /* Qmcc -> number of collections -> 1 */
5770 l_current_data += 2;
5772 opj_write_bytes(l_current_data, 0x1,
5773 1); /* Xmcci type of component transformation -> array based decorrelation */
5776 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5777 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5778 l_current_data += 2;
5780 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5781 opj_write_bytes(l_current_data, i,
5782 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5783 l_current_data += l_nb_bytes_for_comp;
5786 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5787 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5788 l_current_data += 2;
5790 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5791 opj_write_bytes(l_current_data, i,
5792 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5793 l_current_data += l_nb_bytes_for_comp;
5796 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5798 if (p_mcc_record->m_decorrelation_array) {
5799 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5802 if (p_mcc_record->m_offset_array) {
5803 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5806 opj_write_bytes(l_current_data, l_tmcc,
5807 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5808 l_current_data += 3;
5810 if (opj_stream_write_data(p_stream,
5811 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5812 p_manager) != l_mcc_size) {
5819 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5820 OPJ_BYTE * p_header_data,
5821 OPJ_UINT32 p_header_size,
5822 opj_event_mgr_t * p_manager)
5828 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5829 opj_mct_data_t * l_mct_data;
5830 OPJ_UINT32 l_nb_collections;
5831 OPJ_UINT32 l_nb_comps;
5832 OPJ_UINT32 l_nb_bytes_by_comp;
5833 OPJ_BOOL l_new_mcc = OPJ_FALSE;
5836 assert(p_header_data != 00);
5837 assert(p_j2k != 00);
5838 assert(p_manager != 00);
5840 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5841 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5842 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5844 if (p_header_size < 2) {
5845 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5850 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
5853 opj_event_msg(p_manager, EVT_WARNING,
5854 "Cannot take in charge multiple data spanning\n");
5858 if (p_header_size < 7) {
5859 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5863 opj_read_bytes(p_header_data, &l_indix,
5864 1); /* Imcc -> no need for other values, take the first */
5867 l_mcc_record = l_tcp->m_mcc_records;
5869 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5870 if (l_mcc_record->m_index == l_indix) {
5877 if (i == l_tcp->m_nb_mcc_records) {
5878 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5879 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5880 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5882 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5883 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
5884 opj_simple_mcc_decorrelation_data_t));
5885 if (! new_mcc_records) {
5886 opj_free(l_tcp->m_mcc_records);
5887 l_tcp->m_mcc_records = NULL;
5888 l_tcp->m_nb_max_mcc_records = 0;
5889 l_tcp->m_nb_mcc_records = 0;
5890 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5893 l_tcp->m_mcc_records = new_mcc_records;
5894 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5895 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
5896 * sizeof(opj_simple_mcc_decorrelation_data_t));
5898 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5899 l_new_mcc = OPJ_TRUE;
5901 l_mcc_record->m_index = l_indix;
5903 /* only one marker atm */
5904 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
5907 opj_event_msg(p_manager, EVT_WARNING,
5908 "Cannot take in charge multiple data spanning\n");
5912 opj_read_bytes(p_header_data, &l_nb_collections,
5913 2); /* Qmcc -> number of collections -> 1 */
5916 if (l_nb_collections > 1) {
5917 opj_event_msg(p_manager, EVT_WARNING,
5918 "Cannot take in charge multiple collections\n");
5924 for (i = 0; i < l_nb_collections; ++i) {
5925 if (p_header_size < 3) {
5926 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5930 opj_read_bytes(p_header_data, &l_tmp,
5931 1); /* Xmcci type of component transformation -> array based decorrelation */
5935 opj_event_msg(p_manager, EVT_WARNING,
5936 "Cannot take in charge collections other than array decorrelation\n");
5940 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5945 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5946 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5948 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5949 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5953 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5955 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5956 opj_read_bytes(p_header_data, &l_tmp,
5957 l_nb_bytes_by_comp); /* Cmccij Component offset*/
5958 p_header_data += l_nb_bytes_by_comp;
5961 opj_event_msg(p_manager, EVT_WARNING,
5962 "Cannot take in charge collections with indix shuffle\n");
5967 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5970 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5971 l_nb_comps &= 0x7fff;
5973 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5974 opj_event_msg(p_manager, EVT_WARNING,
5975 "Cannot take in charge collections without same number of indixes\n");
5979 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5980 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5984 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5986 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5987 opj_read_bytes(p_header_data, &l_tmp,
5988 l_nb_bytes_by_comp); /* Wmccij Component offset*/
5989 p_header_data += l_nb_bytes_by_comp;
5992 opj_event_msg(p_manager, EVT_WARNING,
5993 "Cannot take in charge collections with indix shuffle\n");
5998 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
6001 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
6002 l_mcc_record->m_decorrelation_array = 00;
6003 l_mcc_record->m_offset_array = 00;
6005 l_indix = l_tmp & 0xff;
6007 l_mct_data = l_tcp->m_mct_records;
6008 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6009 if (l_mct_data->m_index == l_indix) {
6010 l_mcc_record->m_decorrelation_array = l_mct_data;
6016 if (l_mcc_record->m_decorrelation_array == 00) {
6017 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6022 l_indix = (l_tmp >> 8) & 0xff;
6024 l_mct_data = l_tcp->m_mct_records;
6025 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6026 if (l_mct_data->m_index == l_indix) {
6027 l_mcc_record->m_offset_array = l_mct_data;
6033 if (l_mcc_record->m_offset_array == 00) {
6034 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6040 if (p_header_size != 0) {
6041 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6046 ++l_tcp->m_nb_mcc_records;
6052 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
6053 struct opj_stream_private *p_stream,
6054 struct opj_event_mgr * p_manager
6057 OPJ_BYTE * l_current_data = 00;
6058 OPJ_UINT32 l_mco_size;
6059 opj_tcp_t * l_tcp = 00;
6060 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6064 assert(p_j2k != 00);
6065 assert(p_manager != 00);
6066 assert(p_stream != 00);
6068 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6070 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6071 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6073 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6074 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6075 if (! new_header_tile_data) {
6076 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6077 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6078 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6079 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6082 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6083 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6085 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6088 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6089 l_current_data += 2;
6091 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6092 l_current_data += 2;
6094 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6095 1); /* Nmco : only one transform stage*/
6098 l_mcc_record = l_tcp->m_mcc_records;
6099 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6100 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6101 1); /* Imco -> use the mcc indicated by 1*/
6106 if (opj_stream_write_data(p_stream,
6107 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6108 p_manager) != l_mco_size) {
6116 * Reads a MCO marker (Multiple Component Transform Ordering)
6118 * @param p_header_data the data contained in the MCO box.
6119 * @param p_j2k the jpeg2000 codec.
6120 * @param p_header_size the size of the data contained in the MCO marker.
6121 * @param p_manager the user event manager.
6123 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6124 OPJ_BYTE * p_header_data,
6125 OPJ_UINT32 p_header_size,
6126 opj_event_mgr_t * p_manager
6129 OPJ_UINT32 l_tmp, i;
6130 OPJ_UINT32 l_nb_stages;
6132 opj_tccp_t * l_tccp;
6133 opj_image_t * l_image;
6136 assert(p_header_data != 00);
6137 assert(p_j2k != 00);
6138 assert(p_manager != 00);
6140 l_image = p_j2k->m_private_image;
6141 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6142 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6143 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6145 if (p_header_size < 1) {
6146 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6150 opj_read_bytes(p_header_data, &l_nb_stages,
6151 1); /* Nmco : only one transform stage*/
6154 if (l_nb_stages > 1) {
6155 opj_event_msg(p_manager, EVT_WARNING,
6156 "Cannot take in charge multiple transformation stages.\n");
6160 if (p_header_size != l_nb_stages + 1) {
6161 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6165 l_tccp = l_tcp->tccps;
6167 for (i = 0; i < l_image->numcomps; ++i) {
6168 l_tccp->m_dc_level_shift = 0;
6172 if (l_tcp->m_mct_decoding_matrix) {
6173 opj_free(l_tcp->m_mct_decoding_matrix);
6174 l_tcp->m_mct_decoding_matrix = 00;
6177 for (i = 0; i < l_nb_stages; ++i) {
6178 opj_read_bytes(p_header_data, &l_tmp, 1);
6181 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6189 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6193 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6194 opj_mct_data_t * l_deco_array, * l_offset_array;
6195 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6196 OPJ_UINT32 l_nb_elem;
6197 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6198 opj_tccp_t * l_tccp;
6201 assert(p_tcp != 00);
6203 l_mcc_record = p_tcp->m_mcc_records;
6205 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6206 if (l_mcc_record->m_index == p_index) {
6211 if (i == p_tcp->m_nb_mcc_records) {
6212 /** element discarded **/
6216 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6217 /** do not support number of comps != image */
6221 l_deco_array = l_mcc_record->m_decorrelation_array;
6224 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6225 * p_image->numcomps;
6226 if (l_deco_array->m_data_size != l_data_size) {
6230 l_nb_elem = p_image->numcomps * p_image->numcomps;
6231 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6232 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6234 if (! p_tcp->m_mct_decoding_matrix) {
6238 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6239 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6242 l_offset_array = l_mcc_record->m_offset_array;
6244 if (l_offset_array) {
6245 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6247 if (l_offset_array->m_data_size != l_data_size) {
6251 l_nb_elem = p_image->numcomps;
6252 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6253 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6255 if (! l_offset_data) {
6259 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6260 l_offset_array->m_data, l_offset_data, l_nb_elem);
6262 l_tccp = p_tcp->tccps;
6263 l_current_offset_data = l_offset_data;
6265 for (i = 0; i < p_image->numcomps; ++i) {
6266 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6270 opj_free(l_offset_data);
6276 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6277 struct opj_stream_private *p_stream,
6278 struct opj_event_mgr * p_manager)
6281 OPJ_UINT32 l_cbd_size;
6282 OPJ_BYTE * l_current_data = 00;
6283 opj_image_t *l_image = 00;
6284 opj_image_comp_t * l_comp = 00;
6287 assert(p_j2k != 00);
6288 assert(p_manager != 00);
6289 assert(p_stream != 00);
6291 l_image = p_j2k->m_private_image;
6292 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6294 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6295 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6296 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6297 if (! new_header_tile_data) {
6298 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6299 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6300 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6301 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6304 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6305 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6308 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6310 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6311 l_current_data += 2;
6313 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6314 l_current_data += 2;
6316 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6317 l_current_data += 2;
6319 l_comp = l_image->comps;
6321 for (i = 0; i < l_image->numcomps; ++i) {
6322 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6323 1); /* Component bit depth */
6329 if (opj_stream_write_data(p_stream,
6330 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6331 p_manager) != l_cbd_size) {
6339 * Reads a CBD marker (Component bit depth definition)
6340 * @param p_header_data the data contained in the CBD box.
6341 * @param p_j2k the jpeg2000 codec.
6342 * @param p_header_size the size of the data contained in the CBD marker.
6343 * @param p_manager the user event manager.
6345 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6346 OPJ_BYTE * p_header_data,
6347 OPJ_UINT32 p_header_size,
6348 opj_event_mgr_t * p_manager
6351 OPJ_UINT32 l_nb_comp, l_num_comp;
6352 OPJ_UINT32 l_comp_def;
6354 opj_image_comp_t * l_comp = 00;
6357 assert(p_header_data != 00);
6358 assert(p_j2k != 00);
6359 assert(p_manager != 00);
6361 l_num_comp = p_j2k->m_private_image->numcomps;
6363 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6364 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6368 opj_read_bytes(p_header_data, &l_nb_comp,
6372 if (l_nb_comp != l_num_comp) {
6373 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6377 l_comp = p_j2k->m_private_image->comps;
6378 for (i = 0; i < l_num_comp; ++i) {
6379 opj_read_bytes(p_header_data, &l_comp_def,
6380 1); /* Component bit depth */
6382 l_comp->sgnd = (l_comp_def >> 7) & 1;
6383 l_comp->prec = (l_comp_def & 0x7f) + 1;
6385 if (l_comp->prec > 31) {
6386 opj_event_msg(p_manager, EVT_ERROR,
6387 "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",
6397 /* ----------------------------------------------------------------------- */
6398 /* J2K / JPT decoder interface */
6399 /* ----------------------------------------------------------------------- */
6401 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6403 if (j2k && parameters) {
6404 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6405 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6407 j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
6409 j2k->m_cp.correct = parameters->jpwl_correct;
6410 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6411 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6412 #endif /* USE_JPWL */
6416 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6418 if (opj_has_thread_support()) {
6419 opj_thread_pool_destroy(j2k->m_tp);
6421 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6422 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6424 if (j2k->m_tp == NULL) {
6425 j2k->m_tp = opj_thread_pool_create(0);
6433 static int opj_j2k_get_default_thread_count()
6435 const char* num_threads = getenv("OPJ_NUM_THREADS");
6436 if (num_threads == NULL || !opj_has_thread_support()) {
6439 if (strcmp(num_threads, "ALL_CPUS") == 0) {
6440 return opj_get_num_cpus();
6442 return atoi(num_threads);
6445 /* ----------------------------------------------------------------------- */
6446 /* J2K encoder interface */
6447 /* ----------------------------------------------------------------------- */
6449 opj_j2k_t* opj_j2k_create_compress(void)
6451 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6457 l_j2k->m_is_decoder = 0;
6458 l_j2k->m_cp.m_is_decoder = 0;
6460 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6461 OPJ_J2K_DEFAULT_HEADER_SIZE);
6462 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6463 opj_j2k_destroy(l_j2k);
6467 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6468 OPJ_J2K_DEFAULT_HEADER_SIZE;
6470 /* validation list creation*/
6471 l_j2k->m_validation_list = opj_procedure_list_create();
6472 if (! l_j2k->m_validation_list) {
6473 opj_j2k_destroy(l_j2k);
6477 /* execution list creation*/
6478 l_j2k->m_procedure_list = opj_procedure_list_create();
6479 if (! l_j2k->m_procedure_list) {
6480 opj_j2k_destroy(l_j2k);
6484 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6486 l_j2k->m_tp = opj_thread_pool_create(0);
6489 opj_j2k_destroy(l_j2k);
6496 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6502 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6504 POC[0].prg1 = OPJ_CPRL;
6506 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6509 POC[1].resno1 = (OPJ_UINT32)numres;
6511 POC[1].prg1 = OPJ_CPRL;
6515 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6516 opj_image_t *image, opj_event_mgr_t *p_manager)
6518 /* Configure cinema parameters */
6522 parameters->tile_size_on = OPJ_FALSE;
6523 parameters->cp_tdx = 1;
6524 parameters->cp_tdy = 1;
6526 /* One tile part for each component */
6527 parameters->tp_flag = 'C';
6528 parameters->tp_on = 1;
6530 /* Tile and Image shall be at (0,0) */
6531 parameters->cp_tx0 = 0;
6532 parameters->cp_ty0 = 0;
6533 parameters->image_offset_x0 = 0;
6534 parameters->image_offset_y0 = 0;
6536 /* Codeblock size= 32*32 */
6537 parameters->cblockw_init = 32;
6538 parameters->cblockh_init = 32;
6540 /* Codeblock style: no mode switch enabled */
6541 parameters->mode = 0;
6544 parameters->roi_compno = -1;
6546 /* No subsampling */
6547 parameters->subsampling_dx = 1;
6548 parameters->subsampling_dy = 1;
6551 parameters->irreversible = 1;
6553 /* Number of layers */
6554 if (parameters->tcp_numlayers > 1) {
6555 opj_event_msg(p_manager, EVT_WARNING,
6556 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6557 "1 single quality layer"
6558 "-> Number of layers forced to 1 (rather than %d)\n"
6559 "-> Rate of the last layer (%3.1f) will be used",
6560 parameters->tcp_numlayers,
6561 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6562 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6563 parameters->tcp_numlayers = 1;
6566 /* Resolution levels */
6567 switch (parameters->rsiz) {
6568 case OPJ_PROFILE_CINEMA_2K:
6569 if (parameters->numresolution > 6) {
6570 opj_event_msg(p_manager, EVT_WARNING,
6571 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6572 "Number of decomposition levels <= 5\n"
6573 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6574 parameters->numresolution + 1);
6575 parameters->numresolution = 6;
6578 case OPJ_PROFILE_CINEMA_4K:
6579 if (parameters->numresolution < 2) {
6580 opj_event_msg(p_manager, EVT_WARNING,
6581 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6582 "Number of decomposition levels >= 1 && <= 6\n"
6583 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6584 parameters->numresolution + 1);
6585 parameters->numresolution = 1;
6586 } else if (parameters->numresolution > 7) {
6587 opj_event_msg(p_manager, EVT_WARNING,
6588 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6589 "Number of decomposition levels >= 1 && <= 6\n"
6590 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6591 parameters->numresolution + 1);
6592 parameters->numresolution = 7;
6600 parameters->csty |= 0x01;
6601 if (parameters->numresolution == 1) {
6602 parameters->res_spec = 1;
6603 parameters->prcw_init[0] = 128;
6604 parameters->prch_init[0] = 128;
6606 parameters->res_spec = parameters->numresolution - 1;
6607 for (i = 0; i < parameters->res_spec; i++) {
6608 parameters->prcw_init[i] = 256;
6609 parameters->prch_init[i] = 256;
6613 /* The progression order shall be CPRL */
6614 parameters->prog_order = OPJ_CPRL;
6616 /* Progression order changes for 4K, disallowed for 2K */
6617 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6618 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6619 parameters->numresolution);
6621 parameters->numpocs = 0;
6624 /* Limited bit-rate */
6625 parameters->cp_disto_alloc = 1;
6626 if (parameters->max_cs_size <= 0) {
6627 /* No rate has been introduced, 24 fps is assumed */
6628 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6629 opj_event_msg(p_manager, EVT_WARNING,
6630 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6631 "Maximum 1302083 compressed bytes @ 24fps\n"
6632 "As no rate has been given, this limit will be used.\n");
6633 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6634 opj_event_msg(p_manager, EVT_WARNING,
6635 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6636 "Maximum 1302083 compressed bytes @ 24fps\n"
6637 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6638 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6641 if (parameters->max_comp_size <= 0) {
6642 /* No rate has been introduced, 24 fps is assumed */
6643 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6644 opj_event_msg(p_manager, EVT_WARNING,
6645 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6646 "Maximum 1041666 compressed bytes @ 24fps\n"
6647 "As no rate has been given, this limit will be used.\n");
6648 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6649 opj_event_msg(p_manager, EVT_WARNING,
6650 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6651 "Maximum 1041666 compressed bytes @ 24fps\n"
6652 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6653 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6656 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6657 image->comps[0].h * image->comps[0].prec) /
6658 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6659 image->comps[0].dy);
6663 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6664 opj_event_mgr_t *p_manager)
6668 /* Number of components */
6669 if (image->numcomps != 3) {
6670 opj_event_msg(p_manager, EVT_WARNING,
6671 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6673 "-> Number of components of input image (%d) is not compliant\n"
6674 "-> Non-profile-3 codestream will be generated\n",
6680 for (i = 0; i < image->numcomps; i++) {
6681 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6682 char signed_str[] = "signed";
6683 char unsigned_str[] = "unsigned";
6684 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6685 opj_event_msg(p_manager, EVT_WARNING,
6686 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6687 "Precision of each component shall be 12 bits unsigned"
6688 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6689 "-> Non-profile-3 codestream will be generated\n",
6690 i, image->comps[i].bpp, tmp_str);
6697 case OPJ_PROFILE_CINEMA_2K:
6698 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6699 opj_event_msg(p_manager, EVT_WARNING,
6700 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6701 "width <= 2048 and height <= 1080\n"
6702 "-> Input image size %d x %d is not compliant\n"
6703 "-> Non-profile-3 codestream will be generated\n",
6704 image->comps[0].w, image->comps[0].h);
6708 case OPJ_PROFILE_CINEMA_4K:
6709 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6710 opj_event_msg(p_manager, EVT_WARNING,
6711 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6712 "width <= 4096 and height <= 2160\n"
6713 "-> Image size %d x %d is not compliant\n"
6714 "-> Non-profile-4 codestream will be generated\n",
6715 image->comps[0].w, image->comps[0].h);
6726 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
6727 opj_cparameters_t *parameters,
6729 opj_event_mgr_t * p_manager)
6731 OPJ_UINT32 i, j, tileno, numpocs_tile;
6733 OPJ_UINT32 cblkw, cblkh;
6735 if (!p_j2k || !parameters || ! image) {
6739 if ((parameters->numresolution <= 0) ||
6740 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6741 opj_event_msg(p_manager, EVT_ERROR,
6742 "Invalid number of resolutions : %d not in range [1,%d]\n",
6743 parameters->numresolution, OPJ_J2K_MAXRLVLS);
6747 if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
6748 opj_event_msg(p_manager, EVT_ERROR,
6749 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6750 parameters->cblockw_init);
6753 if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
6754 opj_event_msg(p_manager, EVT_ERROR,
6755 "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
6756 parameters->cblockh_init);
6759 if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
6760 opj_event_msg(p_manager, EVT_ERROR,
6761 "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
6764 cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6765 cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6766 if (parameters->cblockw_init != (1 << cblkw)) {
6767 opj_event_msg(p_manager, EVT_ERROR,
6768 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6769 parameters->cblockw_init);
6772 if (parameters->cblockh_init != (1 << cblkh)) {
6773 opj_event_msg(p_manager, EVT_ERROR,
6774 "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
6775 parameters->cblockh_init);
6779 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6780 cp = &(p_j2k->m_cp);
6782 /* set default values for cp */
6786 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6787 if (parameters->rsiz ==
6788 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6789 OPJ_BOOL deprecated_used = OPJ_FALSE;
6790 switch (parameters->cp_cinema) {
6791 case OPJ_CINEMA2K_24:
6792 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6793 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6794 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6795 deprecated_used = OPJ_TRUE;
6797 case OPJ_CINEMA2K_48:
6798 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6799 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6800 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6801 deprecated_used = OPJ_TRUE;
6803 case OPJ_CINEMA4K_24:
6804 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6805 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6806 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6807 deprecated_used = OPJ_TRUE;
6813 switch (parameters->cp_rsiz) {
6815 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6816 deprecated_used = OPJ_TRUE;
6819 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6820 deprecated_used = OPJ_TRUE;
6823 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6824 deprecated_used = OPJ_TRUE;
6829 if (deprecated_used) {
6830 opj_event_msg(p_manager, EVT_WARNING,
6831 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6832 "Please consider using only the rsiz field\n"
6833 "See openjpeg.h documentation for more details\n");
6837 /* If no explicit layers are provided, use lossless settings */
6838 if (parameters->tcp_numlayers == 0) {
6839 parameters->tcp_numlayers = 1;
6840 parameters->cp_disto_alloc = 1;
6841 parameters->tcp_rates[0] = 0;
6844 /* see if max_codestream_size does limit input rate */
6845 if (parameters->max_cs_size <= 0) {
6846 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
6847 OPJ_FLOAT32 temp_size;
6848 temp_size = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6849 image->comps[0].h * image->comps[0].prec) /
6850 (parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
6851 (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6852 parameters->max_cs_size = (int) floor(temp_size);
6854 parameters->max_cs_size = 0;
6857 OPJ_FLOAT32 temp_rate;
6858 OPJ_BOOL cap = OPJ_FALSE;
6859 temp_rate = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6860 image->comps[0].h * image->comps[0].prec) /
6861 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6862 image->comps[0].dy);
6863 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6864 if (parameters->tcp_rates[i] < temp_rate) {
6865 parameters->tcp_rates[i] = temp_rate;
6870 opj_event_msg(p_manager, EVT_WARNING,
6871 "The desired maximum codestream size has limited\n"
6872 "at least one of the desired quality layers\n");
6876 /* Manage profiles and applications and set RSIZ */
6877 /* set cinema parameters if required */
6878 if (OPJ_IS_CINEMA(parameters->rsiz)) {
6879 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6880 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
6881 opj_event_msg(p_manager, EVT_WARNING,
6882 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6883 parameters->rsiz = OPJ_PROFILE_NONE;
6885 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
6886 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
6887 parameters->rsiz = OPJ_PROFILE_NONE;
6890 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6891 opj_event_msg(p_manager, EVT_WARNING,
6892 "JPEG 2000 Long Term Storage profile not yet supported\n");
6893 parameters->rsiz = OPJ_PROFILE_NONE;
6894 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6895 opj_event_msg(p_manager, EVT_WARNING,
6896 "JPEG 2000 Broadcast profiles not yet supported\n");
6897 parameters->rsiz = OPJ_PROFILE_NONE;
6898 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6899 opj_event_msg(p_manager, EVT_WARNING,
6900 "JPEG 2000 IMF profiles not yet supported\n");
6901 parameters->rsiz = OPJ_PROFILE_NONE;
6902 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6903 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6904 opj_event_msg(p_manager, EVT_WARNING,
6905 "JPEG 2000 Part-2 profile defined\n"
6906 "but no Part-2 extension enabled.\n"
6907 "Profile set to NONE.\n");
6908 parameters->rsiz = OPJ_PROFILE_NONE;
6909 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6910 opj_event_msg(p_manager, EVT_WARNING,
6911 "Unsupported Part-2 extension enabled\n"
6912 "Profile set to NONE.\n");
6913 parameters->rsiz = OPJ_PROFILE_NONE;
6918 copy user encoding parameters
6920 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
6921 parameters->max_comp_size;
6922 cp->rsiz = parameters->rsiz;
6923 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
6924 parameters->cp_disto_alloc & 1u;
6925 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
6926 parameters->cp_fixed_alloc & 1u;
6927 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
6928 parameters->cp_fixed_quality & 1u;
6930 /* mod fixed_quality */
6931 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6932 size_t array_size = (size_t)parameters->tcp_numlayers *
6933 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6934 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6935 if (!cp->m_specific_param.m_enc.m_matrice) {
6936 opj_event_msg(p_manager, EVT_ERROR,
6937 "Not enough memory to allocate copy of user encoding parameters matrix \n");
6940 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
6945 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6946 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6949 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6950 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6952 /* comment string */
6953 if (parameters->cp_comment) {
6954 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6956 opj_event_msg(p_manager, EVT_ERROR,
6957 "Not enough memory to allocate copy of comment string\n");
6960 strcpy(cp->comment, parameters->cp_comment);
6962 /* Create default comment for codestream */
6963 const char comment[] = "Created by OpenJPEG version ";
6964 const size_t clen = strlen(comment);
6965 const char *version = opj_version();
6969 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
6971 opj_event_msg(p_manager, EVT_ERROR,
6972 "Not enough memory to allocate comment string\n");
6975 sprintf(cp->comment, "%s%s with JPWL", comment, version);
6977 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
6979 opj_event_msg(p_manager, EVT_ERROR,
6980 "Not enough memory to allocate comment string\n");
6983 sprintf(cp->comment, "%s%s", comment, version);
6989 calculate other encoding parameters
6992 if (parameters->tile_size_on) {
6993 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
6994 (OPJ_INT32)cp->tdx);
6995 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
6996 (OPJ_INT32)cp->tdy);
6998 cp->tdx = image->x1 - cp->tx0;
6999 cp->tdy = image->y1 - cp->ty0;
7002 if (parameters->tp_on) {
7003 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
7004 cp->m_specific_param.m_enc.m_tp_on = 1;
7009 calculate JPWL encoding parameters
7012 if (parameters->jpwl_epc_on) {
7016 cp->epc_on = OPJ_TRUE;
7017 cp->info_on = OPJ_FALSE; /* no informative technique */
7020 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
7021 cp->epb_on = OPJ_TRUE;
7023 cp->hprot_MH = parameters->jpwl_hprot_MH;
7024 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7025 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
7026 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
7028 /* if tile specs are not specified, copy MH specs */
7029 if (cp->hprot_TPH[0] == -1) {
7030 cp->hprot_TPH_tileno[0] = 0;
7031 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
7033 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
7034 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
7035 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
7036 cp->pprot[i] = parameters->jpwl_pprot[i];
7040 /* set ESD writing */
7041 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
7042 cp->esd_on = OPJ_TRUE;
7044 cp->sens_size = parameters->jpwl_sens_size;
7045 cp->sens_addr = parameters->jpwl_sens_addr;
7046 cp->sens_range = parameters->jpwl_sens_range;
7048 cp->sens_MH = parameters->jpwl_sens_MH;
7049 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
7050 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
7051 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
7055 /* always set RED writing to false: we are at the encoder */
7056 cp->red_on = OPJ_FALSE;
7059 cp->epc_on = OPJ_FALSE;
7061 #endif /* USE_JPWL */
7063 /* initialize the mutiple tiles */
7064 /* ---------------------------- */
7065 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
7067 opj_event_msg(p_manager, EVT_ERROR,
7068 "Not enough memory to allocate tile coding parameters\n");
7071 if (parameters->numpocs) {
7072 /* initialisation of POC */
7073 opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
7074 (OPJ_UINT32)parameters->numresolution, image->numcomps,
7075 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
7076 /* TODO MSD use the return value*/
7079 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
7080 opj_tcp_t *tcp = &cp->tcps[tileno];
7081 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
7083 for (j = 0; j < tcp->numlayers; j++) {
7084 if (OPJ_IS_CINEMA(cp->rsiz)) {
7085 if (cp->m_specific_param.m_enc.m_fixed_quality) {
7086 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7088 tcp->rates[j] = parameters->tcp_rates[j];
7090 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
7091 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7093 tcp->rates[j] = parameters->tcp_rates[j];
7098 tcp->csty = (OPJ_UINT32)parameters->csty;
7099 tcp->prg = parameters->prog_order;
7100 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
7105 if (parameters->numpocs) {
7106 /* initialisation of POC */
7108 for (i = 0; i < parameters->numpocs; i++) {
7109 if (tileno + 1 == parameters->POC[i].tile) {
7110 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7112 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7113 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7114 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7115 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7116 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7117 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7118 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7124 tcp->numpocs = numpocs_tile - 1 ;
7129 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7131 opj_event_msg(p_manager, EVT_ERROR,
7132 "Not enough memory to allocate tile component coding parameters\n");
7135 if (parameters->mct_data) {
7137 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7139 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7140 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7144 opj_event_msg(p_manager, EVT_ERROR,
7145 "Not enough memory to allocate temp buffer\n");
7150 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7151 if (! tcp->m_mct_coding_matrix) {
7154 opj_event_msg(p_manager, EVT_ERROR,
7155 "Not enough memory to allocate encoder MCT coding matrix \n");
7158 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7159 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7161 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7162 if (! tcp->m_mct_decoding_matrix) {
7165 opj_event_msg(p_manager, EVT_ERROR,
7166 "Not enough memory to allocate encoder MCT decoding matrix \n");
7169 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
7170 image->numcomps) == OPJ_FALSE) {
7173 opj_event_msg(p_manager, EVT_ERROR,
7174 "Failed to inverse encoder MCT decoding matrix \n");
7178 tcp->mct_norms = (OPJ_FLOAT64*)
7179 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
7180 if (! tcp->mct_norms) {
7183 opj_event_msg(p_manager, EVT_ERROR,
7184 "Not enough memory to allocate encoder MCT norms \n");
7187 opj_calculate_norms(tcp->mct_norms, image->numcomps,
7188 tcp->m_mct_decoding_matrix);
7191 for (i = 0; i < image->numcomps; i++) {
7192 opj_tccp_t *tccp = &tcp->tccps[i];
7193 tccp->m_dc_level_shift = l_dc_shift[i];
7196 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
7197 /* free will be handled by opj_j2k_destroy */
7198 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
7202 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
7203 if ((image->comps[0].dx != image->comps[1].dx) ||
7204 (image->comps[0].dx != image->comps[2].dx) ||
7205 (image->comps[0].dy != image->comps[1].dy) ||
7206 (image->comps[0].dy != image->comps[2].dy)) {
7207 opj_event_msg(p_manager, EVT_WARNING,
7208 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
7212 for (i = 0; i < image->numcomps; i++) {
7213 opj_tccp_t *tccp = &tcp->tccps[i];
7214 opj_image_comp_t * l_comp = &(image->comps[i]);
7216 if (! l_comp->sgnd) {
7217 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
7222 for (i = 0; i < image->numcomps; i++) {
7223 opj_tccp_t *tccp = &tcp->tccps[i];
7225 tccp->csty = parameters->csty &
7226 0x01; /* 0 => one precinct || 1 => custom precinct */
7227 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
7228 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7229 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7230 tccp->cblksty = (OPJ_UINT32)parameters->mode;
7231 tccp->qmfbid = parameters->irreversible ? 0 : 1;
7232 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
7233 J2K_CCP_QNTSTY_NOQNT;
7236 if ((OPJ_INT32)i == parameters->roi_compno) {
7237 tccp->roishift = parameters->roi_shift;
7242 if (parameters->csty & J2K_CCP_CSTY_PRT) {
7243 OPJ_INT32 p = 0, it_res;
7244 assert(tccp->numresolutions > 0);
7245 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
7246 if (p < parameters->res_spec) {
7248 if (parameters->prcw_init[p] < 1) {
7249 tccp->prcw[it_res] = 1;
7251 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
7254 if (parameters->prch_init[p] < 1) {
7255 tccp->prch[it_res] = 1;
7257 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
7261 OPJ_INT32 res_spec = parameters->res_spec;
7262 OPJ_INT32 size_prcw = 0;
7263 OPJ_INT32 size_prch = 0;
7265 assert(res_spec > 0); /* issue 189 */
7266 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
7267 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
7270 if (size_prcw < 1) {
7271 tccp->prcw[it_res] = 1;
7273 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
7276 if (size_prch < 1) {
7277 tccp->prch[it_res] = 1;
7279 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
7283 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
7286 for (j = 0; j < tccp->numresolutions; j++) {
7292 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
7296 if (parameters->mct_data) {
7297 opj_free(parameters->mct_data);
7298 parameters->mct_data = 00;
7303 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
7304 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
7306 assert(cstr_index != 00);
7308 /* expand the list? */
7309 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
7310 opj_marker_info_t *new_marker;
7311 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
7312 cstr_index->maxmarknum);
7313 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
7314 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
7316 opj_free(cstr_index->marker);
7317 cstr_index->marker = NULL;
7318 cstr_index->maxmarknum = 0;
7319 cstr_index->marknum = 0;
7320 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
7323 cstr_index->marker = new_marker;
7326 /* add the marker */
7327 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
7328 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
7329 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
7330 cstr_index->marknum++;
7334 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
7335 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
7338 assert(cstr_index != 00);
7339 assert(cstr_index->tile_index != 00);
7341 /* expand the list? */
7342 if ((cstr_index->tile_index[tileno].marknum + 1) >
7343 cstr_index->tile_index[tileno].maxmarknum) {
7344 opj_marker_info_t *new_marker;
7345 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
7346 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
7347 new_marker = (opj_marker_info_t *) opj_realloc(
7348 cstr_index->tile_index[tileno].marker,
7349 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
7351 opj_free(cstr_index->tile_index[tileno].marker);
7352 cstr_index->tile_index[tileno].marker = NULL;
7353 cstr_index->tile_index[tileno].maxmarknum = 0;
7354 cstr_index->tile_index[tileno].marknum = 0;
7355 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
7358 cstr_index->tile_index[tileno].marker = new_marker;
7361 /* add the marker */
7362 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
7364 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
7366 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
7368 cstr_index->tile_index[tileno].marknum++;
7370 if (type == J2K_MS_SOT) {
7371 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
7373 if (cstr_index->tile_index[tileno].tp_index) {
7374 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
7382 * -----------------------------------------------------------------------
7383 * -----------------------------------------------------------------------
7384 * -----------------------------------------------------------------------
7387 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
7388 opj_stream_private_t *p_stream,
7389 opj_event_mgr_t * p_manager
7398 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
7400 opj_image_t** p_image,
7401 opj_event_mgr_t* p_manager)
7404 assert(p_j2k != 00);
7405 assert(p_stream != 00);
7406 assert(p_manager != 00);
7408 /* create an empty image header */
7409 p_j2k->m_private_image = opj_image_create0();
7410 if (! p_j2k->m_private_image) {
7414 /* customization of the validation */
7415 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
7416 opj_image_destroy(p_j2k->m_private_image);
7417 p_j2k->m_private_image = NULL;
7421 /* validation of the parameters codec */
7422 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
7423 opj_image_destroy(p_j2k->m_private_image);
7424 p_j2k->m_private_image = NULL;
7428 /* customization of the encoding */
7429 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
7430 opj_image_destroy(p_j2k->m_private_image);
7431 p_j2k->m_private_image = NULL;
7436 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
7437 opj_image_destroy(p_j2k->m_private_image);
7438 p_j2k->m_private_image = NULL;
7442 *p_image = opj_image_create0();
7447 /* Copy codestream image information to the output image */
7448 opj_copy_image_header(p_j2k->m_private_image, *p_image);
7450 /*Allocate and initialize some elements of codestrem index*/
7451 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
7458 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
7459 opj_event_mgr_t * p_manager)
7462 assert(p_j2k != 00);
7463 assert(p_manager != 00);
7465 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7466 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
7470 /* DEVELOPER CORNER, add your custom procedures */
7471 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7472 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
7479 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
7480 opj_event_mgr_t * p_manager)
7483 assert(p_j2k != 00);
7484 assert(p_manager != 00);
7486 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7487 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
7490 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7491 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
7495 /* DEVELOPER CORNER, add your custom validation procedure */
7499 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
7500 opj_stream_private_t *p_stream,
7501 opj_event_mgr_t * p_manager)
7503 OPJ_BOOL l_is_valid = OPJ_TRUE;
7507 assert(p_j2k != 00);
7508 assert(p_stream != 00);
7509 assert(p_manager != 00);
7511 OPJ_UNUSED(p_stream);
7512 OPJ_UNUSED(p_manager);
7514 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
7515 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7516 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
7518 for (i = 0; i < l_nb_tiles; ++i) {
7519 if (l_tcp->mct == 2) {
7520 opj_tccp_t * l_tccp = l_tcp->tccps;
7521 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
7523 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
7524 l_is_valid &= !(l_tccp->qmfbid & 1);
7535 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
7538 OPJ_UINT32 l_indix = 1;
7539 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
7540 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
7541 OPJ_UINT32 l_mct_size, l_nb_elem;
7542 OPJ_FLOAT32 * l_data, * l_current_data;
7543 opj_tccp_t * l_tccp;
7546 assert(p_tcp != 00);
7548 if (p_tcp->mct != 2) {
7552 if (p_tcp->m_mct_decoding_matrix) {
7553 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7554 opj_mct_data_t *new_mct_records;
7555 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7557 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7558 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7559 if (! new_mct_records) {
7560 opj_free(p_tcp->m_mct_records);
7561 p_tcp->m_mct_records = NULL;
7562 p_tcp->m_nb_max_mct_records = 0;
7563 p_tcp->m_nb_mct_records = 0;
7564 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7567 p_tcp->m_mct_records = new_mct_records;
7568 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7570 memset(l_mct_deco_data, 0,
7571 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7574 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7576 if (l_mct_deco_data->m_data) {
7577 opj_free(l_mct_deco_data->m_data);
7578 l_mct_deco_data->m_data = 00;
7581 l_mct_deco_data->m_index = l_indix++;
7582 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
7583 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
7584 l_nb_elem = p_image->numcomps * p_image->numcomps;
7585 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
7586 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7588 if (! l_mct_deco_data->m_data) {
7592 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
7593 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
7595 l_mct_deco_data->m_data_size = l_mct_size;
7596 ++p_tcp->m_nb_mct_records;
7599 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7600 opj_mct_data_t *new_mct_records;
7601 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7602 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7603 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7604 if (! new_mct_records) {
7605 opj_free(p_tcp->m_mct_records);
7606 p_tcp->m_mct_records = NULL;
7607 p_tcp->m_nb_max_mct_records = 0;
7608 p_tcp->m_nb_mct_records = 0;
7609 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7612 p_tcp->m_mct_records = new_mct_records;
7613 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7615 memset(l_mct_offset_data, 0,
7616 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7619 if (l_mct_deco_data) {
7620 l_mct_deco_data = l_mct_offset_data - 1;
7624 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7626 if (l_mct_offset_data->m_data) {
7627 opj_free(l_mct_offset_data->m_data);
7628 l_mct_offset_data->m_data = 00;
7631 l_mct_offset_data->m_index = l_indix++;
7632 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7633 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7634 l_nb_elem = p_image->numcomps;
7635 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7636 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7638 if (! l_mct_offset_data->m_data) {
7642 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7644 opj_free(l_mct_offset_data->m_data);
7645 l_mct_offset_data->m_data = 00;
7649 l_tccp = p_tcp->tccps;
7650 l_current_data = l_data;
7652 for (i = 0; i < l_nb_elem; ++i) {
7653 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
7657 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
7658 l_mct_offset_data->m_data, l_nb_elem);
7662 l_mct_offset_data->m_data_size = l_mct_size;
7664 ++p_tcp->m_nb_mct_records;
7666 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7667 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7668 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7669 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7670 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
7671 opj_simple_mcc_decorrelation_data_t));
7672 if (! new_mcc_records) {
7673 opj_free(p_tcp->m_mcc_records);
7674 p_tcp->m_mcc_records = NULL;
7675 p_tcp->m_nb_max_mcc_records = 0;
7676 p_tcp->m_nb_mcc_records = 0;
7677 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7680 p_tcp->m_mcc_records = new_mcc_records;
7681 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7682 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
7683 sizeof(opj_simple_mcc_decorrelation_data_t));
7687 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7688 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7689 l_mcc_data->m_is_irreversible = 1;
7690 l_mcc_data->m_nb_comps = p_image->numcomps;
7691 l_mcc_data->m_index = l_indix++;
7692 l_mcc_data->m_offset_array = l_mct_offset_data;
7693 ++p_tcp->m_nb_mcc_records;
7698 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
7699 opj_stream_private_t *p_stream,
7700 opj_event_mgr_t * p_manager)
7702 /* add here initialization of cp
7703 copy paste of setup_decoder */
7710 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
7711 opj_stream_private_t *p_stream,
7712 opj_event_mgr_t * p_manager)
7714 /* add here initialization of cp
7715 copy paste of setup_encoder */
7722 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
7723 opj_stream_private_t *p_stream,
7724 opj_event_mgr_t * p_manager)
7726 OPJ_BOOL l_is_valid = OPJ_TRUE;
7729 assert(p_j2k != 00);
7730 assert(p_stream != 00);
7731 assert(p_manager != 00);
7733 OPJ_UNUSED(p_stream);
7735 /* STATE checking */
7736 /* make sure the state is at 0 */
7737 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7739 /* POINTER validation */
7740 /* make sure a p_j2k codec is present */
7741 l_is_valid &= (p_j2k->m_procedure_list != 00);
7742 /* make sure a validation list is present */
7743 l_is_valid &= (p_j2k->m_validation_list != 00);
7745 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7746 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7747 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7748 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
7749 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7750 opj_event_msg(p_manager, EVT_ERROR,
7751 "Number of resolutions is too high in comparison to the size of tiles\n");
7755 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
7756 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7757 opj_event_msg(p_manager, EVT_ERROR,
7758 "Number of resolutions is too high in comparison to the size of tiles\n");
7762 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
7763 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7764 opj_event_msg(p_manager, EVT_ERROR,
7765 "Number of resolutions is too high in comparison to the size of tiles\n");
7769 /* PARAMETER VALIDATION */
7773 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
7774 opj_stream_private_t *p_stream,
7775 opj_event_mgr_t * p_manager
7778 OPJ_BOOL l_is_valid = OPJ_TRUE;
7781 assert(p_j2k != 00);
7782 assert(p_stream != 00);
7783 assert(p_manager != 00);
7785 OPJ_UNUSED(p_stream);
7786 OPJ_UNUSED(p_manager);
7788 /* STATE checking */
7789 /* make sure the state is at 0 */
7791 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7793 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7795 /* POINTER validation */
7796 /* make sure a p_j2k codec is present */
7797 /* make sure a procedure list is present */
7798 l_is_valid &= (p_j2k->m_procedure_list != 00);
7799 /* make sure a validation list is present */
7800 l_is_valid &= (p_j2k->m_validation_list != 00);
7802 /* PARAMETER VALIDATION */
7806 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
7807 opj_stream_private_t *p_stream,
7808 opj_event_mgr_t * p_manager)
7810 OPJ_UINT32 l_current_marker;
7811 OPJ_UINT32 l_marker_size;
7812 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7813 OPJ_BOOL l_has_siz = 0;
7814 OPJ_BOOL l_has_cod = 0;
7815 OPJ_BOOL l_has_qcd = 0;
7818 assert(p_stream != 00);
7819 assert(p_j2k != 00);
7820 assert(p_manager != 00);
7822 /* We enter in the main header */
7823 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7825 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7826 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
7827 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7831 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7832 if (opj_stream_read_data(p_stream,
7833 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7834 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7838 /* Read 2 bytes as the new marker ID */
7839 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7840 &l_current_marker, 2);
7842 /* Try to read until the SOT is detected */
7843 while (l_current_marker != J2K_MS_SOT) {
7845 /* Check if the current marker ID is valid */
7846 if (l_current_marker < 0xff00) {
7847 opj_event_msg(p_manager, EVT_ERROR,
7848 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7852 /* Get the marker handler from the marker ID */
7853 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7855 /* Manage case where marker is unknown */
7856 if (l_marker_handler->id == J2K_MS_UNK) {
7857 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
7858 opj_event_msg(p_manager, EVT_ERROR,
7859 "Unknow marker have been detected and generated error.\n");
7863 if (l_current_marker == J2K_MS_SOT) {
7864 break; /* SOT marker is detected main header is completely read */
7865 } else { /* Get the marker handler from the marker ID */
7866 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7870 if (l_marker_handler->id == J2K_MS_SIZ) {
7871 /* Mark required SIZ marker as found */
7874 if (l_marker_handler->id == J2K_MS_COD) {
7875 /* Mark required COD marker as found */
7878 if (l_marker_handler->id == J2K_MS_QCD) {
7879 /* Mark required QCD marker as found */
7883 /* Check if the marker is known and if it is the right place to find it */
7884 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
7885 opj_event_msg(p_manager, EVT_ERROR,
7886 "Marker is not compliant with its position\n");
7890 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7891 if (opj_stream_read_data(p_stream,
7892 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7893 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7897 /* read 2 bytes as the marker size */
7898 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
7900 if (l_marker_size < 2) {
7901 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
7904 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7906 /* Check if the marker size is compatible with the header data size */
7907 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7908 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
7909 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7910 if (! new_header_data) {
7911 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7912 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7913 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7914 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7917 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7918 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7921 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7922 if (opj_stream_read_data(p_stream,
7923 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
7924 p_manager) != l_marker_size) {
7925 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7929 /* Read the marker segment with the correct marker handler */
7930 if (!(*(l_marker_handler->handler))(p_j2k,
7931 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
7932 opj_event_msg(p_manager, EVT_ERROR,
7933 "Marker handler function failed to read the marker segment\n");
7937 /* Add the marker to the codestream index*/
7938 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7940 l_marker_handler->id,
7941 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7942 l_marker_size + 4)) {
7943 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7947 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7948 if (opj_stream_read_data(p_stream,
7949 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7950 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7954 /* read 2 bytes as the new marker ID */
7955 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7956 &l_current_marker, 2);
7959 if (l_has_siz == 0) {
7960 opj_event_msg(p_manager, EVT_ERROR,
7961 "required SIZ marker not found in main header\n");
7964 if (l_has_cod == 0) {
7965 opj_event_msg(p_manager, EVT_ERROR,
7966 "required COD marker not found in main header\n");
7969 if (l_has_qcd == 0) {
7970 opj_event_msg(p_manager, EVT_ERROR,
7971 "required QCD marker not found in main header\n");
7975 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
7976 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
7980 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7982 /* Position of the last element if the main header */
7983 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7985 /* Next step: read a tile-part header */
7986 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7991 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
7992 opj_procedure_list_t * p_procedure_list,
7993 opj_stream_private_t *p_stream,
7994 opj_event_mgr_t * p_manager)
7996 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
7997 opj_event_mgr_t *) = 00;
7998 OPJ_BOOL l_result = OPJ_TRUE;
7999 OPJ_UINT32 l_nb_proc, i;
8002 assert(p_procedure_list != 00);
8003 assert(p_j2k != 00);
8004 assert(p_stream != 00);
8005 assert(p_manager != 00);
8007 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
8008 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
8009 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
8011 for (i = 0; i < l_nb_proc; ++i) {
8012 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
8016 /* and clear the procedure list at the end.*/
8017 opj_procedure_list_clear(p_procedure_list);
8022 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
8023 opj_stream_private_t *p_stream,
8024 opj_event_mgr_t * p_manager
8027 opj_tcp_t * l_tcp = 00;
8028 opj_tcp_t * l_default_tcp = 00;
8029 OPJ_UINT32 l_nb_tiles;
8031 opj_tccp_t *l_current_tccp = 00;
8032 OPJ_UINT32 l_tccp_size;
8033 OPJ_UINT32 l_mct_size;
8034 opj_image_t * l_image;
8035 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
8036 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
8037 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
8038 OPJ_UINT32 l_offset;
8041 assert(p_j2k != 00);
8042 assert(p_stream != 00);
8043 assert(p_manager != 00);
8045 OPJ_UNUSED(p_stream);
8047 l_image = p_j2k->m_private_image;
8048 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8049 l_tcp = p_j2k->m_cp.tcps;
8050 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
8051 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8052 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
8056 for (i = 0; i < l_nb_tiles; ++i) {
8057 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
8058 l_current_tccp = l_tcp->tccps;
8059 /*Copy default coding parameters into the current tile coding parameters*/
8060 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
8061 /* Initialize some values of the current tile coding parameters*/
8064 l_tcp->ppt_data = 00;
8065 l_tcp->m_current_tile_part_number = -1;
8066 /* Remove memory not owned by this tile in case of early error return. */
8067 l_tcp->m_mct_decoding_matrix = 00;
8068 l_tcp->m_nb_max_mct_records = 0;
8069 l_tcp->m_mct_records = 00;
8070 l_tcp->m_nb_max_mcc_records = 0;
8071 l_tcp->m_mcc_records = 00;
8072 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
8073 l_tcp->tccps = l_current_tccp;
8075 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
8076 if (l_default_tcp->m_mct_decoding_matrix) {
8077 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
8078 if (! l_tcp->m_mct_decoding_matrix) {
8081 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
8085 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
8086 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
8088 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
8089 if (! l_tcp->m_mct_records) {
8092 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
8094 /* Copy the mct record data from dflt_tile_cp to the current tile*/
8095 l_src_mct_rec = l_default_tcp->m_mct_records;
8096 l_dest_mct_rec = l_tcp->m_mct_records;
8098 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
8100 if (l_src_mct_rec->m_data) {
8102 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
8103 if (! l_dest_mct_rec->m_data) {
8106 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8107 l_src_mct_rec->m_data_size);
8112 /* Update with each pass to free exactly what has been allocated on early return. */
8113 l_tcp->m_nb_max_mct_records += 1;
8116 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8117 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8118 opj_simple_mcc_decorrelation_data_t);
8119 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8120 l_mcc_records_size);
8121 if (! l_tcp->m_mcc_records) {
8124 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8125 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8127 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8128 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8129 l_dest_mcc_rec = l_tcp->m_mcc_records;
8131 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8133 if (l_src_mcc_rec->m_decorrelation_array) {
8134 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8135 l_default_tcp->m_mct_records);
8136 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8139 if (l_src_mcc_rec->m_offset_array) {
8140 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8141 l_default_tcp->m_mct_records);
8142 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8149 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8150 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8152 /* Move to next tile cp*/
8156 /* Create the current tile decoder*/
8157 p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
8158 if (! p_j2k->m_tcd) {
8162 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
8163 opj_tcd_destroy(p_j2k->m_tcd);
8165 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8172 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
8175 const opj_dec_memory_marker_handler_t *e;
8176 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
8177 if (e->id == p_id) {
8178 break; /* we find a handler corresponding to the marker ID*/
8184 void opj_j2k_destroy(opj_j2k_t *p_j2k)
8190 if (p_j2k->m_is_decoder) {
8192 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
8193 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8194 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8195 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
8198 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
8199 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8200 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
8201 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8205 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
8206 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
8207 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
8210 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
8211 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
8212 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
8213 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
8216 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
8217 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
8218 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
8219 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
8223 opj_tcd_destroy(p_j2k->m_tcd);
8225 opj_j2k_cp_destroy(&(p_j2k->m_cp));
8226 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
8228 opj_procedure_list_destroy(p_j2k->m_procedure_list);
8229 p_j2k->m_procedure_list = 00;
8231 opj_procedure_list_destroy(p_j2k->m_validation_list);
8232 p_j2k->m_procedure_list = 00;
8234 j2k_destroy_cstr_index(p_j2k->cstr_index);
8235 p_j2k->cstr_index = NULL;
8237 opj_image_destroy(p_j2k->m_private_image);
8238 p_j2k->m_private_image = NULL;
8240 opj_image_destroy(p_j2k->m_output_image);
8241 p_j2k->m_output_image = NULL;
8243 opj_thread_pool_destroy(p_j2k->m_tp);
8249 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
8253 if (p_cstr_ind->marker) {
8254 opj_free(p_cstr_ind->marker);
8255 p_cstr_ind->marker = NULL;
8258 if (p_cstr_ind->tile_index) {
8259 OPJ_UINT32 it_tile = 0;
8261 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
8263 if (p_cstr_ind->tile_index[it_tile].packet_index) {
8264 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
8265 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
8268 if (p_cstr_ind->tile_index[it_tile].tp_index) {
8269 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
8270 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
8273 if (p_cstr_ind->tile_index[it_tile].marker) {
8274 opj_free(p_cstr_ind->tile_index[it_tile].marker);
8275 p_cstr_ind->tile_index[it_tile].marker = NULL;
8280 opj_free(p_cstr_ind->tile_index);
8281 p_cstr_ind->tile_index = NULL;
8284 opj_free(p_cstr_ind);
8288 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
8294 if (p_tcp->ppt_markers != 00) {
8296 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
8297 if (p_tcp->ppt_markers[i].m_data != NULL) {
8298 opj_free(p_tcp->ppt_markers[i].m_data);
8301 p_tcp->ppt_markers_count = 0U;
8302 opj_free(p_tcp->ppt_markers);
8303 p_tcp->ppt_markers = NULL;
8306 if (p_tcp->ppt_buffer != 00) {
8307 opj_free(p_tcp->ppt_buffer);
8308 p_tcp->ppt_buffer = 00;
8311 if (p_tcp->tccps != 00) {
8312 opj_free(p_tcp->tccps);
8316 if (p_tcp->m_mct_coding_matrix != 00) {
8317 opj_free(p_tcp->m_mct_coding_matrix);
8318 p_tcp->m_mct_coding_matrix = 00;
8321 if (p_tcp->m_mct_decoding_matrix != 00) {
8322 opj_free(p_tcp->m_mct_decoding_matrix);
8323 p_tcp->m_mct_decoding_matrix = 00;
8326 if (p_tcp->m_mcc_records) {
8327 opj_free(p_tcp->m_mcc_records);
8328 p_tcp->m_mcc_records = 00;
8329 p_tcp->m_nb_max_mcc_records = 0;
8330 p_tcp->m_nb_mcc_records = 0;
8333 if (p_tcp->m_mct_records) {
8334 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
8337 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
8338 if (l_mct_data->m_data) {
8339 opj_free(l_mct_data->m_data);
8340 l_mct_data->m_data = 00;
8346 opj_free(p_tcp->m_mct_records);
8347 p_tcp->m_mct_records = 00;
8350 if (p_tcp->mct_norms != 00) {
8351 opj_free(p_tcp->mct_norms);
8352 p_tcp->mct_norms = 00;
8355 opj_j2k_tcp_data_destroy(p_tcp);
8359 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
8361 if (p_tcp->m_data) {
8362 opj_free(p_tcp->m_data);
8363 p_tcp->m_data = NULL;
8364 p_tcp->m_data_size = 0;
8368 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
8370 OPJ_UINT32 l_nb_tiles;
8371 opj_tcp_t * l_current_tile = 00;
8376 if (p_cp->tcps != 00) {
8378 l_current_tile = p_cp->tcps;
8379 l_nb_tiles = p_cp->th * p_cp->tw;
8381 for (i = 0U; i < l_nb_tiles; ++i) {
8382 opj_j2k_tcp_destroy(l_current_tile);
8385 opj_free(p_cp->tcps);
8388 if (p_cp->ppm_markers != 00) {
8390 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
8391 if (p_cp->ppm_markers[i].m_data != NULL) {
8392 opj_free(p_cp->ppm_markers[i].m_data);
8395 p_cp->ppm_markers_count = 0U;
8396 opj_free(p_cp->ppm_markers);
8397 p_cp->ppm_markers = NULL;
8399 opj_free(p_cp->ppm_buffer);
8400 p_cp->ppm_buffer = 00;
8402 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
8403 opj_free(p_cp->comment);
8405 if (! p_cp->m_is_decoder) {
8406 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
8407 p_cp->m_specific_param.m_enc.m_matrice = 00;
8411 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
8412 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
8413 opj_event_mgr_t * p_manager)
8415 OPJ_BYTE l_header_data[10];
8416 OPJ_OFF_T l_stream_pos_backup;
8417 OPJ_UINT32 l_current_marker;
8418 OPJ_UINT32 l_marker_size;
8419 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
8421 /* initialize to no correction needed */
8422 *p_correction_needed = OPJ_FALSE;
8424 if (!opj_stream_has_seek(p_stream)) {
8425 /* We can't do much in this case, seek is needed */
8429 l_stream_pos_backup = opj_stream_tell(p_stream);
8430 if (l_stream_pos_backup == -1) {
8431 /* let's do nothing */
8436 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8437 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8438 /* assume all is OK */
8439 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8445 /* Read 2 bytes from buffer as the new marker ID */
8446 opj_read_bytes(l_header_data, &l_current_marker, 2);
8448 if (l_current_marker != J2K_MS_SOT) {
8449 /* assume all is OK */
8450 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8456 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8457 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8458 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8462 /* Read 2 bytes from the buffer as the marker size */
8463 opj_read_bytes(l_header_data, &l_marker_size, 2);
8465 /* Check marker size for SOT Marker */
8466 if (l_marker_size != 10) {
8467 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8472 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
8473 p_manager) != l_marker_size) {
8474 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8478 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
8479 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
8483 if (l_tile_no == tile_no) {
8484 /* we found what we were looking for */
8488 if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
8489 /* last SOT until EOC or invalid Psot value */
8490 /* assume all is OK */
8491 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8497 /* look for next SOT marker */
8498 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
8499 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
8500 /* assume all is OK */
8501 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8508 /* check for correction */
8509 if (l_current_part == l_num_parts) {
8510 *p_correction_needed = OPJ_TRUE;
8513 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8519 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
8520 OPJ_UINT32 * p_tile_index,
8521 OPJ_UINT32 * p_data_size,
8522 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
8523 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
8524 OPJ_UINT32 * p_nb_comps,
8526 opj_stream_private_t *p_stream,
8527 opj_event_mgr_t * p_manager)
8529 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
8530 OPJ_UINT32 l_marker_size;
8531 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8532 opj_tcp_t * l_tcp = NULL;
8535 assert(p_stream != 00);
8536 assert(p_j2k != 00);
8537 assert(p_manager != 00);
8539 /* Reach the End Of Codestream ?*/
8540 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
8541 l_current_marker = J2K_MS_EOC;
8543 /* We need to encounter a SOT marker (a new tile-part header) */
8544 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
8548 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
8549 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
8550 (l_current_marker != J2K_MS_EOC)) {
8552 /* Try to read until the Start Of Data is detected */
8553 while (l_current_marker != J2K_MS_SOD) {
8555 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8556 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8560 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8561 if (opj_stream_read_data(p_stream,
8562 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8563 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8567 /* Read 2 bytes from the buffer as the marker size */
8568 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8571 /* Check marker size (does not include marker ID but includes marker size) */
8572 if (l_marker_size < 2) {
8573 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8577 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
8578 if (l_current_marker == 0x8080 &&
8579 opj_stream_get_number_byte_left(p_stream) == 0) {
8580 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8584 /* Why this condition? FIXME */
8585 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
8586 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
8588 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8590 /* Get the marker handler from the marker ID */
8591 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8593 /* Check if the marker is known and if it is the right place to find it */
8594 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8595 opj_event_msg(p_manager, EVT_ERROR,
8596 "Marker is not compliant with its position\n");
8599 /* FIXME manage case of unknown marker as in the main header ? */
8601 /* Check if the marker size is compatible with the header data size */
8602 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8603 OPJ_BYTE *new_header_data = NULL;
8604 /* If we are here, this means we consider this marker as known & we will read it */
8605 /* Check enough bytes left in stream before allocation */
8606 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
8607 opj_event_msg(p_manager, EVT_ERROR,
8608 "Marker size inconsistent with stream length\n");
8611 new_header_data = (OPJ_BYTE *) opj_realloc(
8612 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8613 if (! new_header_data) {
8614 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8615 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8616 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8617 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8620 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8621 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8624 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8625 if (opj_stream_read_data(p_stream,
8626 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8627 p_manager) != l_marker_size) {
8628 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8632 if (!l_marker_handler->handler) {
8633 /* See issue #175 */
8634 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
8637 /* Read the marker segment with the correct marker handler */
8638 if (!(*(l_marker_handler->handler))(p_j2k,
8639 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8640 opj_event_msg(p_manager, EVT_ERROR,
8641 "Fail to read the current marker segment (%#x)\n", l_current_marker);
8645 /* Add the marker to the codestream index*/
8646 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
8648 l_marker_handler->id,
8649 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8650 l_marker_size + 4)) {
8651 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
8655 /* Keep the position of the last SOT marker read */
8656 if (l_marker_handler->id == J2K_MS_SOT) {
8657 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
8659 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
8660 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
8664 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
8665 /* Skip the rest of the tile part header*/
8666 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
8667 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
8668 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8671 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
8673 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
8674 if (opj_stream_read_data(p_stream,
8675 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8676 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8679 /* Read 2 bytes from the buffer as the new marker ID */
8680 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8681 &l_current_marker, 2);
8684 if (opj_stream_get_number_byte_left(p_stream) == 0
8685 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8689 /* If we didn't skip data before, we need to read the SOD marker*/
8690 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
8691 /* Try to read the SOD marker and skip data ? FIXME */
8692 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
8695 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
8696 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
8698 OPJ_BOOL l_correction_needed;
8700 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8701 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
8702 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8703 opj_event_msg(p_manager, EVT_ERROR,
8704 "opj_j2k_apply_nb_tile_parts_correction error\n");
8707 if (l_correction_needed) {
8708 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8709 OPJ_UINT32 l_tile_no;
8711 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8712 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8714 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8715 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8716 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
8719 opj_event_msg(p_manager, EVT_WARNING,
8720 "Non conformant codestream TPsot==TNsot.\n");
8723 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8724 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8725 if (opj_stream_read_data(p_stream,
8726 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8727 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8731 /* Read 2 bytes from buffer as the new marker ID */
8732 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8733 &l_current_marker, 2);
8736 /* Indicate we will try to read a new tile-part header*/
8737 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8738 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8739 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8741 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8742 if (opj_stream_read_data(p_stream,
8743 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8744 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8748 /* Read 2 bytes from buffer as the new marker ID */
8749 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8750 &l_current_marker, 2);
8754 /* Current marker is the EOC marker ?*/
8755 if (l_current_marker == J2K_MS_EOC) {
8756 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8760 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8761 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8762 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8764 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
8765 ++p_j2k->m_current_tile_number;
8769 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8770 *p_go_on = OPJ_FALSE;
8775 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
8777 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8781 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
8783 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8787 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8788 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8790 *p_tile_index = p_j2k->m_current_tile_number;
8791 *p_go_on = OPJ_TRUE;
8792 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
8793 if (*p_data_size == UINT_MAX) {
8796 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8797 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8798 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8799 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8800 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8802 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
8807 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
8808 OPJ_UINT32 p_tile_index,
8810 OPJ_UINT32 p_data_size,
8811 opj_stream_private_t *p_stream,
8812 opj_event_mgr_t * p_manager)
8814 OPJ_UINT32 l_current_marker;
8815 OPJ_BYTE l_data [2];
8817 opj_image_t* l_image_for_bounds;
8820 assert(p_stream != 00);
8821 assert(p_j2k != 00);
8822 assert(p_manager != 00);
8824 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
8825 || (p_tile_index != p_j2k->m_current_tile_number)) {
8829 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8830 if (! l_tcp->m_data) {
8831 opj_j2k_tcp_destroy(l_tcp);
8835 /* When using the opj_read_tile_header / opj_decode_tile_data API */
8836 /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
8837 /* to the full image dimension. This is a bit surprising that */
8838 /* opj_set_decode_area() is only used to determinte intersecting tiles, */
8839 /* but full tile decoding is done */
8840 l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
8841 p_j2k->m_private_image;
8842 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
8843 l_image_for_bounds->x0,
8844 l_image_for_bounds->y0,
8845 l_image_for_bounds->x1,
8846 l_image_for_bounds->y1,
8850 p_j2k->cstr_index, p_manager)) {
8851 opj_j2k_tcp_destroy(l_tcp);
8852 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
8853 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8857 /* p_data can be set to NULL when the call will take care of using */
8858 /* itself the TCD data. This is typically the case for whole single */
8859 /* tile decoding optimization. */
8860 if (p_data != NULL) {
8861 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
8865 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8866 * we destroy just the data which will be re-read in read_tile_header*/
8867 /*opj_j2k_tcp_destroy(l_tcp);
8868 p_j2k->m_tcd->tcp = 0;*/
8869 opj_j2k_tcp_data_destroy(l_tcp);
8872 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8873 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
8875 if (opj_stream_get_number_byte_left(p_stream) == 0
8876 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8880 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8881 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
8882 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8886 opj_read_bytes(l_data, &l_current_marker, 2);
8888 if (l_current_marker == J2K_MS_EOC) {
8889 p_j2k->m_current_tile_number = 0;
8890 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8891 } else if (l_current_marker != J2K_MS_SOT) {
8892 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8893 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8894 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8897 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8905 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
8906 opj_image_t* p_output_image)
8908 OPJ_UINT32 i, j, k = 0;
8909 OPJ_UINT32 l_width_src, l_height_src;
8910 OPJ_UINT32 l_width_dest, l_height_dest;
8911 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8912 OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8913 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
8914 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8915 OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
8917 opj_image_comp_t * l_img_comp_src = 00;
8918 opj_image_comp_t * l_img_comp_dest = 00;
8920 opj_tcd_tilecomp_t * l_tilec = 00;
8921 opj_image_t * l_image_src = 00;
8922 OPJ_UINT32 l_size_comp, l_remaining;
8923 OPJ_INT32 * l_dest_ptr;
8924 opj_tcd_resolution_t* l_res = 00;
8926 l_tilec = p_tcd->tcd_image->tiles->comps;
8927 l_image_src = p_tcd->image;
8928 l_img_comp_src = l_image_src->comps;
8930 l_img_comp_dest = p_output_image->comps;
8932 for (i = 0; i < l_image_src->numcomps; i++) {
8934 /* Allocate output component buffer if necessary */
8935 if (!l_img_comp_dest->data) {
8936 OPJ_SIZE_T l_width = l_img_comp_dest->w;
8937 OPJ_SIZE_T l_height = l_img_comp_dest->h;
8939 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
8940 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
8941 /* would overflow */
8944 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
8946 if (! l_img_comp_dest->data) {
8949 /* Do we really need this memset ? */
8950 memset(l_img_comp_dest->data, 0, l_width * l_height * sizeof(OPJ_INT32));
8953 /* Copy info from decoded comp image to output image */
8954 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8957 /* Compute the precision of the output buffer */
8958 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8959 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8960 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8966 if (l_size_comp == 3) {
8971 /* Current tile component size*/
8973 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8974 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8977 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8978 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8980 /* Border of the current output component*/
8981 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
8982 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
8983 l_x1_dest = l_x0_dest +
8984 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
8985 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8988 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8989 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8993 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8994 * of the input buffer (decoded tile component) which will be move
8995 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8996 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8997 * by this input area.
8999 assert(l_res->x0 >= 0);
9000 assert(l_res->x1 >= 0);
9001 if (l_x0_dest < (OPJ_UINT32)l_res->x0) {
9002 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
9003 l_offset_x0_src = 0;
9005 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
9006 l_width_dest = l_width_src;
9007 l_offset_x1_src = 0;
9009 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
9010 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
9013 l_start_x_dest = 0U;
9014 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
9016 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
9017 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
9018 l_offset_x1_src = 0;
9020 l_width_dest = l_img_comp_dest->w ;
9021 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
9025 if (l_y0_dest < (OPJ_UINT32)l_res->y0) {
9026 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
9027 l_offset_y0_src = 0;
9029 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
9030 l_height_dest = l_height_src;
9031 l_offset_y1_src = 0;
9033 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
9034 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
9037 l_start_y_dest = 0U;
9038 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
9040 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
9041 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
9042 l_offset_y1_src = 0;
9044 l_height_dest = l_img_comp_dest->h ;
9045 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
9049 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
9050 (l_offset_y1_src < 0)) {
9053 /* testcase 2977.pdf.asan.67.2198 */
9054 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
9059 /* Compute the input buffer offset */
9060 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
9061 * (OPJ_SIZE_T)l_width_src;
9062 l_line_offset_src = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
9063 l_end_offset_src = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src -
9064 (OPJ_SIZE_T)l_offset_x0_src;
9066 /* Compute the output buffer offset */
9067 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
9068 * (OPJ_SIZE_T)l_img_comp_dest->w;
9069 l_line_offset_dest = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
9071 /* Move the output buffer to the first place where we will write*/
9072 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
9075 fprintf(stdout, "COMPO[%d]:\n",i);
9076 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
9077 "\t tile offset:%d, %d, %d, %d\n"
9078 "\t buffer offset: %d; %d, %d\n",
9079 l_res->x0, l_res->y0, l_width_src, l_height_src,
9080 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
9081 l_start_offset_src, l_line_offset_src, l_end_offset_src);
9083 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
9084 "\t start offset: %d, line offset= %d\n",
9085 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
9088 switch (l_size_comp) {
9090 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
9091 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
9093 if (l_img_comp_src->sgnd) {
9094 for (j = 0 ; j < l_height_dest ; ++j) {
9095 for (k = 0 ; k < l_width_dest ; ++k) {
9096 *(l_dest_ptr++) = (OPJ_INT32)(*
9097 (l_src_ptr++)); /* Copy only the data needed for the output image */
9101 l_line_offset_dest; /* Move to the next place where we will write */
9102 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
9105 for (j = 0 ; j < l_height_dest ; ++j) {
9106 for (k = 0 ; k < l_width_dest ; ++k) {
9107 *(l_dest_ptr++) = (OPJ_INT32)((*(l_src_ptr++)) & 0xff);
9110 l_dest_ptr += l_line_offset_dest;
9111 l_src_ptr += l_line_offset_src;
9116 l_end_offset_src; /* Move to the end of this component-part of the input buffer */
9117 p_data = (OPJ_BYTE*)
9118 l_src_ptr; /* Keep the current position for the next component-part */
9122 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
9123 l_src_ptr += l_start_offset_src;
9125 if (l_img_comp_src->sgnd) {
9126 for (j = 0; j < l_height_dest; ++j) {
9127 for (k = 0; k < l_width_dest; ++k) {
9129 memcpy(&val, l_src_ptr, sizeof(val));
9131 *(l_dest_ptr++) = val;
9134 l_dest_ptr += l_line_offset_dest;
9135 l_src_ptr += l_line_offset_src ;
9138 for (j = 0; j < l_height_dest; ++j) {
9139 for (k = 0; k < l_width_dest; ++k) {
9141 memcpy(&val, l_src_ptr, sizeof(val));
9143 *(l_dest_ptr++) = val & 0xffff;
9146 l_dest_ptr += l_line_offset_dest;
9147 l_src_ptr += l_line_offset_src ;
9151 l_src_ptr += l_end_offset_src;
9152 p_data = (OPJ_BYTE*) l_src_ptr;
9156 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
9157 l_src_ptr += l_start_offset_src;
9159 for (j = 0; j < l_height_dest; ++j) {
9160 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9161 l_dest_ptr += l_width_dest + l_line_offset_dest;
9162 l_src_ptr += l_width_dest + l_line_offset_src ;
9165 l_src_ptr += l_end_offset_src;
9166 p_data = (OPJ_BYTE*) l_src_ptr;
9179 static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
9180 opj_event_mgr_t * p_manager)
9183 OPJ_INT32 l_comp_x1, l_comp_y1;
9184 opj_image_comp_t* l_img_comp = NULL;
9186 l_img_comp = p_image->comps;
9187 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9190 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9191 (OPJ_INT32)l_img_comp->dx);
9192 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9193 (OPJ_INT32)l_img_comp->dy);
9194 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9195 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9197 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
9198 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
9200 opj_event_msg(p_manager, EVT_ERROR,
9201 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
9205 l_img_comp->w = (OPJ_UINT32)l_w;
9207 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
9208 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
9210 opj_event_msg(p_manager, EVT_ERROR,
9211 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
9215 l_img_comp->h = (OPJ_UINT32)l_h;
9224 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
9225 opj_image_t* p_image,
9226 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
9227 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
9228 opj_event_mgr_t * p_manager)
9230 opj_cp_t * l_cp = &(p_j2k->m_cp);
9231 opj_image_t * l_image = p_j2k->m_private_image;
9235 /* Check if we are read the main header */
9236 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9237 opj_event_msg(p_manager, EVT_ERROR,
9238 "Need to decode the main header before begin to decode the remaining codestream");
9242 /* Update the comps[].factor member of the output image with the one */
9244 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9245 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
9248 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
9249 opj_event_msg(p_manager, EVT_INFO,
9250 "No decoded area parameters, set the decoded area to the whole image\n");
9252 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9253 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9254 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9255 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9257 p_image->x0 = l_image->x0;
9258 p_image->y0 = l_image->y0;
9259 p_image->x1 = l_image->x1;
9260 p_image->y1 = l_image->y1;
9262 return opj_j2k_update_image_dimensions(p_image, p_manager);
9266 /* Check if the positions provided by the user are correct */
9269 if (p_start_x < 0) {
9270 opj_event_msg(p_manager, EVT_ERROR,
9271 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
9274 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
9275 opj_event_msg(p_manager, EVT_ERROR,
9276 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
9277 p_start_x, l_image->x1);
9279 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
9280 opj_event_msg(p_manager, EVT_WARNING,
9281 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
9282 p_start_x, l_image->x0);
9283 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9284 p_image->x0 = l_image->x0;
9286 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
9287 l_cp->tx0) / l_cp->tdx;
9288 p_image->x0 = (OPJ_UINT32)p_start_x;
9292 if (p_start_x < 0) {
9293 opj_event_msg(p_manager, EVT_ERROR,
9294 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
9297 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
9298 opj_event_msg(p_manager, EVT_ERROR,
9299 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
9300 p_start_y, l_image->y1);
9302 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
9303 opj_event_msg(p_manager, EVT_WARNING,
9304 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
9305 p_start_y, l_image->y0);
9306 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9307 p_image->y0 = l_image->y0;
9309 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
9310 l_cp->ty0) / l_cp->tdy;
9311 p_image->y0 = (OPJ_UINT32)p_start_y;
9316 opj_event_msg(p_manager, EVT_ERROR,
9317 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
9320 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
9321 opj_event_msg(p_manager, EVT_ERROR,
9322 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
9323 p_end_x, l_image->x0);
9325 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
9326 opj_event_msg(p_manager, EVT_WARNING,
9327 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
9328 p_end_x, l_image->x1);
9329 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9330 p_image->x1 = l_image->x1;
9332 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
9333 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
9334 p_image->x1 = (OPJ_UINT32)p_end_x;
9339 opj_event_msg(p_manager, EVT_ERROR,
9340 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
9343 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
9344 opj_event_msg(p_manager, EVT_ERROR,
9345 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
9346 p_end_y, l_image->y0);
9349 if ((OPJ_UINT32)p_end_y > l_image->y1) {
9350 opj_event_msg(p_manager, EVT_WARNING,
9351 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
9352 p_end_y, l_image->y1);
9353 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9354 p_image->y1 = l_image->y1;
9356 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
9357 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
9358 p_image->y1 = (OPJ_UINT32)p_end_y;
9362 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
9364 ret = opj_j2k_update_image_dimensions(p_image, p_manager);
9367 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
9368 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
9374 opj_j2k_t* opj_j2k_create_decompress(void)
9376 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
9381 l_j2k->m_is_decoder = 1;
9382 l_j2k->m_cp.m_is_decoder = 1;
9383 /* in the absence of JP2 boxes, consider different bit depth / sign */
9384 /* per component is allowed */
9385 l_j2k->m_cp.allow_different_bit_depth_sign = 1;
9387 #ifdef OPJ_DISABLE_TPSOT_FIX
9388 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9391 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
9393 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
9394 opj_j2k_destroy(l_j2k);
9398 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
9399 OPJ_J2K_DEFAULT_HEADER_SIZE);
9400 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
9401 opj_j2k_destroy(l_j2k);
9405 l_j2k->m_specific_param.m_decoder.m_header_data_size =
9406 OPJ_J2K_DEFAULT_HEADER_SIZE;
9408 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
9410 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
9412 /* codestream index creation */
9413 l_j2k->cstr_index = opj_j2k_create_cstr_index();
9414 if (!l_j2k->cstr_index) {
9415 opj_j2k_destroy(l_j2k);
9419 /* validation list creation */
9420 l_j2k->m_validation_list = opj_procedure_list_create();
9421 if (! l_j2k->m_validation_list) {
9422 opj_j2k_destroy(l_j2k);
9426 /* execution list creation */
9427 l_j2k->m_procedure_list = opj_procedure_list_create();
9428 if (! l_j2k->m_procedure_list) {
9429 opj_j2k_destroy(l_j2k);
9433 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
9435 l_j2k->m_tp = opj_thread_pool_create(0);
9438 opj_j2k_destroy(l_j2k);
9445 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
9447 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
9448 opj_calloc(1, sizeof(opj_codestream_index_t));
9453 cstr_index->maxmarknum = 100;
9454 cstr_index->marknum = 0;
9455 cstr_index->marker = (opj_marker_info_t*)
9456 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
9457 if (!cstr_index-> marker) {
9458 opj_free(cstr_index);
9462 cstr_index->tile_index = NULL;
9467 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
9468 OPJ_UINT32 p_tile_no,
9469 OPJ_UINT32 p_comp_no)
9471 opj_cp_t *l_cp = 00;
9472 opj_tcp_t *l_tcp = 00;
9473 opj_tccp_t *l_tccp = 00;
9476 assert(p_j2k != 00);
9478 l_cp = &(p_j2k->m_cp);
9479 l_tcp = &l_cp->tcps[p_tile_no];
9480 l_tccp = &l_tcp->tccps[p_comp_no];
9482 /* preconditions again */
9483 assert(p_tile_no < (l_cp->tw * l_cp->th));
9484 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9486 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9487 return 5 + l_tccp->numresolutions;
9493 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
9494 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9497 opj_cp_t *l_cp = NULL;
9498 opj_tcp_t *l_tcp = NULL;
9499 opj_tccp_t *l_tccp0 = NULL;
9500 opj_tccp_t *l_tccp1 = NULL;
9503 assert(p_j2k != 00);
9505 l_cp = &(p_j2k->m_cp);
9506 l_tcp = &l_cp->tcps[p_tile_no];
9507 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9508 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9510 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
9513 if (l_tccp0->cblkw != l_tccp1->cblkw) {
9516 if (l_tccp0->cblkh != l_tccp1->cblkh) {
9519 if (l_tccp0->cblksty != l_tccp1->cblksty) {
9522 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
9525 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
9529 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
9530 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
9533 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
9540 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
9541 OPJ_UINT32 p_tile_no,
9542 OPJ_UINT32 p_comp_no,
9544 OPJ_UINT32 * p_header_size,
9545 struct opj_event_mgr * p_manager)
9548 opj_cp_t *l_cp = 00;
9549 opj_tcp_t *l_tcp = 00;
9550 opj_tccp_t *l_tccp = 00;
9553 assert(p_j2k != 00);
9554 assert(p_header_size != 00);
9555 assert(p_manager != 00);
9556 assert(p_data != 00);
9558 l_cp = &(p_j2k->m_cp);
9559 l_tcp = &l_cp->tcps[p_tile_no];
9560 l_tccp = &l_tcp->tccps[p_comp_no];
9562 /* preconditions again */
9563 assert(p_tile_no < (l_cp->tw * l_cp->th));
9564 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
9566 if (*p_header_size < 5) {
9567 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9571 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
9574 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
9577 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
9580 opj_write_bytes(p_data, l_tccp->cblksty,
9584 opj_write_bytes(p_data, l_tccp->qmfbid,
9588 *p_header_size = *p_header_size - 5;
9590 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9592 if (*p_header_size < l_tccp->numresolutions) {
9593 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9597 for (i = 0; i < l_tccp->numresolutions; ++i) {
9598 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
9599 1); /* SPcoc (I_i) */
9603 *p_header_size = *p_header_size - l_tccp->numresolutions;
9609 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
9611 OPJ_BYTE * p_header_data,
9612 OPJ_UINT32 * p_header_size,
9613 opj_event_mgr_t * p_manager)
9615 OPJ_UINT32 i, l_tmp;
9616 opj_cp_t *l_cp = NULL;
9617 opj_tcp_t *l_tcp = NULL;
9618 opj_tccp_t *l_tccp = NULL;
9619 OPJ_BYTE * l_current_ptr = NULL;
9622 assert(p_j2k != 00);
9623 assert(p_manager != 00);
9624 assert(p_header_data != 00);
9626 l_cp = &(p_j2k->m_cp);
9627 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
9628 &l_cp->tcps[p_j2k->m_current_tile_number] :
9629 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9631 /* precondition again */
9632 assert(compno < p_j2k->m_private_image->numcomps);
9634 l_tccp = &l_tcp->tccps[compno];
9635 l_current_ptr = p_header_data;
9637 /* make sure room is sufficient */
9638 if (*p_header_size < 5) {
9639 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9643 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
9645 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
9646 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
9647 opj_event_msg(p_manager, EVT_ERROR,
9648 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
9649 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
9654 /* If user wants to remove more resolutions than the codestream contains, return error */
9655 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
9656 opj_event_msg(p_manager, EVT_ERROR,
9657 "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
9658 "of resolutions of this component\nModify the cp_reduce parameter.\n\n",
9660 p_j2k->m_specific_param.m_decoder.m_state |=
9661 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
9665 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
9669 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
9673 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
9674 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
9675 opj_event_msg(p_manager, EVT_ERROR,
9676 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
9681 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
9683 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
9684 opj_event_msg(p_manager, EVT_ERROR,
9685 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
9689 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
9692 *p_header_size = *p_header_size - 5;
9694 /* use custom precinct size ? */
9695 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9696 if (*p_header_size < l_tccp->numresolutions) {
9697 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9701 for (i = 0; i < l_tccp->numresolutions; ++i) {
9702 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
9704 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
9705 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
9706 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
9709 l_tccp->prcw[i] = l_tmp & 0xf;
9710 l_tccp->prch[i] = l_tmp >> 4;
9713 *p_header_size = *p_header_size - l_tccp->numresolutions;
9715 /* set default size for the precinct width and height */
9716 for (i = 0; i < l_tccp->numresolutions; ++i) {
9717 l_tccp->prcw[i] = 15;
9718 l_tccp->prch[i] = 15;
9722 #ifdef WIP_REMOVE_MSD
9724 if (p_j2k->cstr_info && compno == 0) {
9725 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
9727 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
9729 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
9731 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
9732 = l_tccp->numresolutions;
9733 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
9735 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
9738 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
9740 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
9749 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
9753 opj_cp_t *l_cp = NULL;
9754 opj_tcp_t *l_tcp = NULL;
9755 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
9756 OPJ_UINT32 l_prc_size;
9759 assert(p_j2k != 00);
9761 l_cp = &(p_j2k->m_cp);
9762 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9764 &l_cp->tcps[p_j2k->m_current_tile_number] :
9765 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9767 l_ref_tccp = &l_tcp->tccps[0];
9768 l_copied_tccp = l_ref_tccp + 1;
9769 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
9771 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9772 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
9773 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
9774 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
9775 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
9776 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
9777 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
9778 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
9783 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
9784 OPJ_UINT32 p_tile_no,
9785 OPJ_UINT32 p_comp_no)
9787 OPJ_UINT32 l_num_bands;
9789 opj_cp_t *l_cp = 00;
9790 opj_tcp_t *l_tcp = 00;
9791 opj_tccp_t *l_tccp = 00;
9794 assert(p_j2k != 00);
9796 l_cp = &(p_j2k->m_cp);
9797 l_tcp = &l_cp->tcps[p_tile_no];
9798 l_tccp = &l_tcp->tccps[p_comp_no];
9800 /* preconditions again */
9801 assert(p_tile_no < l_cp->tw * l_cp->th);
9802 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9804 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9805 (l_tccp->numresolutions * 3 - 2);
9807 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9808 return 1 + l_num_bands;
9810 return 1 + 2 * l_num_bands;
9814 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
9815 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9817 opj_cp_t *l_cp = NULL;
9818 opj_tcp_t *l_tcp = NULL;
9819 opj_tccp_t *l_tccp0 = NULL;
9820 opj_tccp_t *l_tccp1 = NULL;
9821 OPJ_UINT32 l_band_no, l_num_bands;
9824 assert(p_j2k != 00);
9826 l_cp = &(p_j2k->m_cp);
9827 l_tcp = &l_cp->tcps[p_tile_no];
9828 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9829 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9831 if (l_tccp0->qntsty != l_tccp1->qntsty) {
9834 if (l_tccp0->numgbits != l_tccp1->numgbits) {
9837 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9840 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9841 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9846 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9847 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
9851 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
9852 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9853 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
9862 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
9863 OPJ_UINT32 p_tile_no,
9864 OPJ_UINT32 p_comp_no,
9866 OPJ_UINT32 * p_header_size,
9867 struct opj_event_mgr * p_manager)
9869 OPJ_UINT32 l_header_size;
9870 OPJ_UINT32 l_band_no, l_num_bands;
9871 OPJ_UINT32 l_expn, l_mant;
9873 opj_cp_t *l_cp = 00;
9874 opj_tcp_t *l_tcp = 00;
9875 opj_tccp_t *l_tccp = 00;
9878 assert(p_j2k != 00);
9879 assert(p_header_size != 00);
9880 assert(p_manager != 00);
9881 assert(p_data != 00);
9883 l_cp = &(p_j2k->m_cp);
9884 l_tcp = &l_cp->tcps[p_tile_no];
9885 l_tccp = &l_tcp->tccps[p_comp_no];
9887 /* preconditions again */
9888 assert(p_tile_no < l_cp->tw * l_cp->th);
9889 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9891 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9892 (l_tccp->numresolutions * 3 - 2);
9894 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9895 l_header_size = 1 + l_num_bands;
9897 if (*p_header_size < l_header_size) {
9898 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9902 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9906 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9907 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9908 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
9912 l_header_size = 1 + 2 * l_num_bands;
9914 if (*p_header_size < l_header_size) {
9915 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9919 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9923 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9924 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9925 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9927 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9932 *p_header_size = *p_header_size - l_header_size;
9937 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9938 OPJ_UINT32 p_comp_no,
9939 OPJ_BYTE* p_header_data,
9940 OPJ_UINT32 * p_header_size,
9941 opj_event_mgr_t * p_manager
9945 OPJ_UINT32 l_band_no;
9946 opj_cp_t *l_cp = 00;
9947 opj_tcp_t *l_tcp = 00;
9948 opj_tccp_t *l_tccp = 00;
9949 OPJ_BYTE * l_current_ptr = 00;
9950 OPJ_UINT32 l_tmp, l_num_band;
9953 assert(p_j2k != 00);
9954 assert(p_manager != 00);
9955 assert(p_header_data != 00);
9957 l_cp = &(p_j2k->m_cp);
9958 /* come from tile part header or main header ?*/
9959 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9961 &l_cp->tcps[p_j2k->m_current_tile_number] :
9962 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9964 /* precondition again*/
9965 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9967 l_tccp = &l_tcp->tccps[p_comp_no];
9968 l_current_ptr = p_header_data;
9970 if (*p_header_size < 1) {
9971 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
9974 *p_header_size -= 1;
9976 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
9979 l_tccp->qntsty = l_tmp & 0x1f;
9980 l_tccp->numgbits = l_tmp >> 5;
9981 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9984 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
9986 (*p_header_size) / 2;
9988 if (l_num_band > OPJ_J2K_MAXBANDS) {
9989 opj_event_msg(p_manager, EVT_WARNING,
9990 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
9991 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
9992 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
9994 /*return OPJ_FALSE;*/
9999 if (l_cp->correct) {
10001 /* if JPWL is on, we check whether there are too many subbands */
10002 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
10003 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
10004 "JPWL: bad number of subbands in Sqcx (%d)\n",
10006 if (!JPWL_ASSUME) {
10007 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
10010 /* we try to correct */
10012 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
10013 "- setting number of bands to %d => HYPOTHESIS!!!\n",
10018 #endif /* USE_JPWL */
10020 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
10021 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10022 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
10024 if (l_band_no < OPJ_J2K_MAXBANDS) {
10025 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
10026 l_tccp->stepsizes[l_band_no].mant = 0;
10029 *p_header_size = *p_header_size - l_num_band;
10031 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
10032 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
10033 l_current_ptr += 2;
10034 if (l_band_no < OPJ_J2K_MAXBANDS) {
10035 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
10036 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
10039 *p_header_size = *p_header_size - 2 * l_num_band;
10042 /* Add Antonin : if scalar_derived -> compute other stepsizes */
10043 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
10044 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
10045 l_tccp->stepsizes[l_band_no].expn =
10046 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
10048 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
10049 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
10056 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
10059 opj_cp_t *l_cp = NULL;
10060 opj_tcp_t *l_tcp = NULL;
10061 opj_tccp_t *l_ref_tccp = NULL;
10062 opj_tccp_t *l_copied_tccp = NULL;
10065 /* preconditions */
10066 assert(p_j2k != 00);
10068 l_cp = &(p_j2k->m_cp);
10069 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
10070 &l_cp->tcps[p_j2k->m_current_tile_number] :
10071 p_j2k->m_specific_param.m_decoder.m_default_tcp;
10073 l_ref_tccp = &l_tcp->tccps[0];
10074 l_copied_tccp = l_ref_tccp + 1;
10075 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
10077 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
10078 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
10079 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
10080 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
10085 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
10086 OPJ_INT32 numcomps, FILE* out_stream)
10088 if (l_default_tile) {
10091 fprintf(out_stream, "\t default tile {\n");
10092 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
10093 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
10094 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
10095 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
10097 for (compno = 0; compno < numcomps; compno++) {
10098 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10100 OPJ_INT32 bandno, numbands;
10103 fprintf(out_stream, "\t\t comp %d {\n", compno);
10104 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
10105 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
10106 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
10107 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
10108 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
10109 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
10111 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
10112 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
10113 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
10115 fprintf(out_stream, "\n");
10117 /* quantization style*/
10118 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
10119 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
10120 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
10121 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10122 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10123 for (bandno = 0; bandno < numbands; bandno++) {
10124 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
10125 l_tccp->stepsizes[bandno].expn);
10127 fprintf(out_stream, "\n");
10130 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
10132 fprintf(out_stream, "\t\t }\n");
10133 } /*end of component of default tile*/
10134 fprintf(out_stream, "\t }\n"); /*end of default tile*/
10138 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
10140 /* Check if the flag is compatible with j2k file*/
10141 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
10142 fprintf(out_stream, "Wrong flag\n");
10146 /* Dump the image_header */
10147 if (flag & OPJ_IMG_INFO) {
10148 if (p_j2k->m_private_image) {
10149 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
10153 /* Dump the codestream info from main header */
10154 if (flag & OPJ_J2K_MH_INFO) {
10155 if (p_j2k->m_private_image) {
10156 opj_j2k_dump_MH_info(p_j2k, out_stream);
10159 /* Dump all tile/codestream info */
10160 if (flag & OPJ_J2K_TCH_INFO) {
10161 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10163 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
10164 if (p_j2k->m_private_image) {
10165 for (i = 0; i < l_nb_tiles; ++i) {
10166 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
10173 /* Dump the codestream info of the current tile */
10174 if (flag & OPJ_J2K_TH_INFO) {
10178 /* Dump the codestream index from main header */
10179 if (flag & OPJ_J2K_MH_IND) {
10180 opj_j2k_dump_MH_index(p_j2k, out_stream);
10183 /* Dump the codestream index of the current tile */
10184 if (flag & OPJ_J2K_TH_IND) {
10190 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
10192 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
10193 OPJ_UINT32 it_marker, it_tile, it_tile_part;
10195 fprintf(out_stream, "Codestream index from main header: {\n");
10197 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
10198 "\t Main header end position=%" PRIi64 "\n",
10199 cstr_index->main_head_start, cstr_index->main_head_end);
10201 fprintf(out_stream, "\t Marker list: {\n");
10203 if (cstr_index->marker) {
10204 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
10205 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10206 cstr_index->marker[it_marker].type,
10207 cstr_index->marker[it_marker].pos,
10208 cstr_index->marker[it_marker].len);
10212 fprintf(out_stream, "\t }\n");
10214 if (cstr_index->tile_index) {
10216 /* Simple test to avoid to write empty information*/
10217 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
10218 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10219 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
10222 if (l_acc_nb_of_tile_part) {
10223 fprintf(out_stream, "\t Tile index: {\n");
10225 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10226 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
10228 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
10231 if (cstr_index->tile_index[it_tile].tp_index) {
10232 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
10233 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
10234 PRIi64 ", end_pos=%" PRIi64 ".\n",
10236 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
10237 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
10238 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
10242 if (cstr_index->tile_index[it_tile].marker) {
10243 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
10245 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10246 cstr_index->tile_index[it_tile].marker[it_marker].type,
10247 cstr_index->tile_index[it_tile].marker[it_marker].pos,
10248 cstr_index->tile_index[it_tile].marker[it_marker].len);
10252 fprintf(out_stream, "\t }\n");
10256 fprintf(out_stream, "}\n");
10261 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
10264 fprintf(out_stream, "Codestream info from main header: {\n");
10266 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
10267 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
10268 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
10269 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
10270 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
10271 fprintf(out_stream, "}\n");
10274 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
10279 if (dev_dump_flag) {
10280 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
10283 fprintf(out_stream, "Image info {\n");
10288 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
10289 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
10291 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
10293 if (img_header->comps) {
10295 for (compno = 0; compno < img_header->numcomps; compno++) {
10296 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
10297 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
10299 fprintf(out_stream, "%s}\n", tab);
10303 fprintf(out_stream, "}\n");
10306 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
10307 OPJ_BOOL dev_dump_flag, FILE* out_stream)
10311 if (dev_dump_flag) {
10312 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
10320 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
10321 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
10322 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
10324 if (dev_dump_flag) {
10325 fprintf(out_stream, "}\n");
10329 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
10332 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
10333 opj_tcp_t *l_default_tile;
10334 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
10335 sizeof(opj_codestream_info_v2_t));
10340 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
10342 cstr_info->tx0 = p_j2k->m_cp.tx0;
10343 cstr_info->ty0 = p_j2k->m_cp.ty0;
10344 cstr_info->tdx = p_j2k->m_cp.tdx;
10345 cstr_info->tdy = p_j2k->m_cp.tdy;
10346 cstr_info->tw = p_j2k->m_cp.tw;
10347 cstr_info->th = p_j2k->m_cp.th;
10349 cstr_info->tile_info = NULL; /* Not fill from the main header*/
10351 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
10353 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
10354 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
10355 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
10356 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
10358 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
10359 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
10360 if (!cstr_info->m_default_tile_info.tccp_info) {
10361 opj_destroy_cstr_info(&cstr_info);
10365 for (compno = 0; compno < numcomps; compno++) {
10366 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10367 opj_tccp_info_t *l_tccp_info = &
10368 (cstr_info->m_default_tile_info.tccp_info[compno]);
10369 OPJ_INT32 bandno, numbands;
10372 l_tccp_info->csty = l_tccp->csty;
10373 l_tccp_info->numresolutions = l_tccp->numresolutions;
10374 l_tccp_info->cblkw = l_tccp->cblkw;
10375 l_tccp_info->cblkh = l_tccp->cblkh;
10376 l_tccp_info->cblksty = l_tccp->cblksty;
10377 l_tccp_info->qmfbid = l_tccp->qmfbid;
10378 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
10379 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
10380 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
10383 /* quantization style*/
10384 l_tccp_info->qntsty = l_tccp->qntsty;
10385 l_tccp_info->numgbits = l_tccp->numgbits;
10387 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10388 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10389 if (numbands < OPJ_J2K_MAXBANDS) {
10390 for (bandno = 0; bandno < numbands; bandno++) {
10391 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
10392 l_tccp->stepsizes[bandno].mant;
10393 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
10394 l_tccp->stepsizes[bandno].expn;
10399 l_tccp_info->roishift = l_tccp->roishift;
10405 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
10407 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
10408 opj_calloc(1, sizeof(opj_codestream_index_t));
10409 if (!l_cstr_index) {
10413 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
10414 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
10415 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
10417 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
10418 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
10419 sizeof(opj_marker_info_t));
10420 if (!l_cstr_index->marker) {
10421 opj_free(l_cstr_index);
10425 if (p_j2k->cstr_index->marker) {
10426 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
10427 l_cstr_index->marknum * sizeof(opj_marker_info_t));
10429 opj_free(l_cstr_index->marker);
10430 l_cstr_index->marker = NULL;
10433 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
10434 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10435 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10436 if (!l_cstr_index->tile_index) {
10437 opj_free(l_cstr_index->marker);
10438 opj_free(l_cstr_index);
10442 if (!p_j2k->cstr_index->tile_index) {
10443 opj_free(l_cstr_index->tile_index);
10444 l_cstr_index->tile_index = NULL;
10446 OPJ_UINT32 it_tile = 0;
10447 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
10450 l_cstr_index->tile_index[it_tile].marknum =
10451 p_j2k->cstr_index->tile_index[it_tile].marknum;
10453 l_cstr_index->tile_index[it_tile].marker =
10454 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
10455 sizeof(opj_marker_info_t));
10457 if (!l_cstr_index->tile_index[it_tile].marker) {
10458 OPJ_UINT32 it_tile_free;
10460 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10461 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10464 opj_free(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[it_tile].marker)
10471 memcpy(l_cstr_index->tile_index[it_tile].marker,
10472 p_j2k->cstr_index->tile_index[it_tile].marker,
10473 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
10475 opj_free(l_cstr_index->tile_index[it_tile].marker);
10476 l_cstr_index->tile_index[it_tile].marker = NULL;
10479 /* Tile part index*/
10480 l_cstr_index->tile_index[it_tile].nb_tps =
10481 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
10483 l_cstr_index->tile_index[it_tile].tp_index =
10484 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
10487 if (!l_cstr_index->tile_index[it_tile].tp_index) {
10488 OPJ_UINT32 it_tile_free;
10490 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10491 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10492 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
10495 opj_free(l_cstr_index->tile_index);
10496 opj_free(l_cstr_index->marker);
10497 opj_free(l_cstr_index);
10501 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
10502 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
10503 p_j2k->cstr_index->tile_index[it_tile].tp_index,
10504 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
10506 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
10507 l_cstr_index->tile_index[it_tile].tp_index = NULL;
10510 /* Packet index (NOT USED)*/
10511 l_cstr_index->tile_index[it_tile].nb_packet = 0;
10512 l_cstr_index->tile_index[it_tile].packet_index = NULL;
10517 return l_cstr_index;
10520 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
10522 OPJ_UINT32 it_tile = 0;
10524 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10525 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10526 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10527 if (!p_j2k->cstr_index->tile_index) {
10531 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
10532 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
10533 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
10534 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
10535 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
10536 sizeof(opj_marker_info_t));
10537 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
10545 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
10546 opj_stream_private_t *p_stream,
10547 opj_event_mgr_t * p_manager)
10549 OPJ_BOOL l_go_on = OPJ_TRUE;
10550 OPJ_UINT32 l_current_tile_no;
10551 OPJ_UINT32 l_data_size, l_max_data_size;
10552 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10553 OPJ_UINT32 l_nb_comps;
10554 OPJ_BYTE * l_current_data;
10555 OPJ_UINT32 nr_tiles = 0;
10557 /* Particular case for whole single tile decoding */
10558 /* We can avoid allocating intermediate tile buffers */
10559 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10560 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
10561 p_j2k->m_output_image->x0 == 0 &&
10562 p_j2k->m_output_image->y0 == 0 &&
10563 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
10564 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy &&
10565 p_j2k->m_output_image->comps[0].factor == 0) {
10567 if (! opj_j2k_read_tile_header(p_j2k,
10568 &l_current_tile_no,
10570 &l_tile_x0, &l_tile_y0,
10571 &l_tile_x1, &l_tile_y1,
10579 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10580 p_stream, p_manager)) {
10581 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
10585 /* Transfer TCD data to output image data */
10586 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
10587 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
10588 p_j2k->m_output_image->comps[i].data =
10589 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
10590 p_j2k->m_output_image->comps[i].resno_decoded =
10591 p_j2k->m_tcd->image->comps[i].resno_decoded;
10592 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
10598 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10599 if (! l_current_data) {
10600 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
10603 l_max_data_size = 1000;
10606 if (! opj_j2k_read_tile_header(p_j2k,
10607 &l_current_tile_no,
10609 &l_tile_x0, &l_tile_y0,
10610 &l_tile_x1, &l_tile_y1,
10615 opj_free(l_current_data);
10623 if (l_data_size > l_max_data_size) {
10624 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10626 if (! l_new_current_data) {
10627 opj_free(l_current_data);
10628 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10629 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10632 l_current_data = l_new_current_data;
10633 l_max_data_size = l_data_size;
10636 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10637 p_stream, p_manager)) {
10638 opj_free(l_current_data);
10639 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
10640 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10643 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10644 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10646 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10647 p_j2k->m_output_image)) {
10648 opj_free(l_current_data);
10651 opj_event_msg(p_manager, EVT_INFO,
10652 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10654 if (opj_stream_get_number_byte_left(p_stream) == 0
10655 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
10658 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
10663 opj_free(l_current_data);
10669 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
10671 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
10672 opj_event_mgr_t * p_manager)
10675 assert(p_j2k != 00);
10676 assert(p_manager != 00);
10678 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10679 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
10682 /* DEVELOPER CORNER, add your custom procedures */
10688 * Read and decode one tile.
10690 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
10691 opj_stream_private_t *p_stream,
10692 opj_event_mgr_t * p_manager)
10694 OPJ_BOOL l_go_on = OPJ_TRUE;
10695 OPJ_UINT32 l_current_tile_no;
10696 OPJ_UINT32 l_tile_no_to_dec;
10697 OPJ_UINT32 l_data_size, l_max_data_size;
10698 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10699 OPJ_UINT32 l_nb_comps;
10700 OPJ_BYTE * l_current_data;
10701 OPJ_UINT32 l_nb_tiles;
10704 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10705 if (! l_current_data) {
10706 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
10709 l_max_data_size = 1000;
10711 /*Allocate and initialize some elements of codestrem index if not already done*/
10712 if (!p_j2k->cstr_index->tile_index) {
10713 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
10714 opj_free(l_current_data);
10718 /* Move into the codestream to the first SOT used to decode the desired tile */
10719 l_tile_no_to_dec = (OPJ_UINT32)
10720 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
10721 if (p_j2k->cstr_index->tile_index)
10722 if (p_j2k->cstr_index->tile_index->tp_index) {
10723 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
10724 /* the index for this tile has not been built,
10725 * so move to the last SOT read */
10726 if (!(opj_stream_read_seek(p_stream,
10727 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
10728 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10729 opj_free(l_current_data);
10733 if (!(opj_stream_read_seek(p_stream,
10734 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
10736 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10737 opj_free(l_current_data);
10741 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
10742 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
10743 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
10747 /* Reset current tile part number for all tiles, and not only the one */
10749 /* Not completely sure this is always correct but required for */
10750 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
10751 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10752 for (i = 0; i < l_nb_tiles; ++i) {
10753 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
10757 if (! opj_j2k_read_tile_header(p_j2k,
10758 &l_current_tile_no,
10760 &l_tile_x0, &l_tile_y0,
10761 &l_tile_x1, &l_tile_y1,
10766 opj_free(l_current_data);
10774 if (l_data_size > l_max_data_size) {
10775 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10777 if (! l_new_current_data) {
10778 opj_free(l_current_data);
10779 l_current_data = NULL;
10780 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10781 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10784 l_current_data = l_new_current_data;
10785 l_max_data_size = l_data_size;
10788 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10789 p_stream, p_manager)) {
10790 opj_free(l_current_data);
10793 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10794 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10796 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10797 p_j2k->m_output_image)) {
10798 opj_free(l_current_data);
10801 opj_event_msg(p_manager, EVT_INFO,
10802 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10804 if (l_current_tile_no == l_tile_no_to_dec) {
10805 /* move into the codestream to the first SOT (FIXME or not move?)*/
10806 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
10808 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10809 opj_free(l_current_data);
10814 opj_event_msg(p_manager, EVT_WARNING,
10815 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
10816 l_current_tile_no + 1, l_tile_no_to_dec + 1);
10821 opj_free(l_current_data);
10827 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
10829 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
10830 opj_event_mgr_t * p_manager)
10833 assert(p_j2k != 00);
10834 assert(p_manager != 00);
10836 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10837 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
10840 /* DEVELOPER CORNER, add your custom procedures */
10845 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
10846 opj_stream_private_t * p_stream,
10847 opj_image_t * p_image,
10848 opj_event_mgr_t * p_manager)
10856 /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
10857 /* and finally opj_decode_image() without manual setting of comps[].factor */
10858 /* We could potentially always execute it, if we don't allow people to do */
10859 /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
10860 if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
10861 p_j2k->m_private_image != NULL &&
10862 p_j2k->m_private_image->numcomps > 0 &&
10863 p_j2k->m_private_image->comps[0].factor ==
10864 p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
10865 p_image->numcomps > 0 &&
10866 p_image->comps[0].factor == 0 &&
10867 /* Don't mess with image dimension if the user has allocated it */
10868 p_image->comps[0].data == NULL) {
10869 OPJ_UINT32 it_comp;
10871 /* Update the comps[].factor member of the output image with the one */
10873 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
10874 p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
10876 if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
10881 p_j2k->m_output_image = opj_image_create0();
10882 if (!(p_j2k->m_output_image)) {
10885 opj_copy_image_header(p_image, p_j2k->m_output_image);
10887 /* customization of the decoding */
10888 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
10892 /* Decode the codestream */
10893 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10894 opj_image_destroy(p_j2k->m_private_image);
10895 p_j2k->m_private_image = NULL;
10899 /* Move data and copy one information from codec to output image*/
10900 for (compno = 0; compno < p_image->numcomps; compno++) {
10901 p_image->comps[compno].resno_decoded =
10902 p_j2k->m_output_image->comps[compno].resno_decoded;
10903 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10906 sprintf(fn, "/tmp/%d.raw", compno);
10907 FILE *debug = fopen(fn, "wb");
10908 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
10909 p_image->comps[compno].w * p_image->comps[compno].h, debug);
10912 p_j2k->m_output_image->comps[compno].data = NULL;
10918 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
10919 opj_stream_private_t *p_stream,
10920 opj_image_t* p_image,
10921 opj_event_mgr_t * p_manager,
10922 OPJ_UINT32 tile_index)
10925 OPJ_UINT32 l_tile_x, l_tile_y;
10926 opj_image_comp_t* l_img_comp;
10929 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
10933 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
10934 opj_event_msg(p_manager, EVT_ERROR,
10935 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
10936 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
10940 /* Compute the dimension of the desired tile*/
10941 l_tile_x = tile_index % p_j2k->m_cp.tw;
10942 l_tile_y = tile_index / p_j2k->m_cp.tw;
10944 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10945 if (p_image->x0 < p_j2k->m_private_image->x0) {
10946 p_image->x0 = p_j2k->m_private_image->x0;
10948 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10949 if (p_image->x1 > p_j2k->m_private_image->x1) {
10950 p_image->x1 = p_j2k->m_private_image->x1;
10953 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10954 if (p_image->y0 < p_j2k->m_private_image->y0) {
10955 p_image->y0 = p_j2k->m_private_image->y0;
10957 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10958 if (p_image->y1 > p_j2k->m_private_image->y1) {
10959 p_image->y1 = p_j2k->m_private_image->y1;
10962 l_img_comp = p_image->comps;
10963 for (compno = 0; compno < p_image->numcomps; ++compno) {
10964 OPJ_INT32 l_comp_x1, l_comp_y1;
10966 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
10968 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
10969 (OPJ_INT32)l_img_comp->dx);
10970 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
10971 (OPJ_INT32)l_img_comp->dy);
10972 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
10973 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10975 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
10976 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
10977 (OPJ_INT32)l_img_comp->factor));
10978 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
10979 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
10980 (OPJ_INT32)l_img_comp->factor));
10985 /* Destroy the previous output image*/
10986 if (p_j2k->m_output_image) {
10987 opj_image_destroy(p_j2k->m_output_image);
10990 /* Create the ouput image from the information previously computed*/
10991 p_j2k->m_output_image = opj_image_create0();
10992 if (!(p_j2k->m_output_image)) {
10995 opj_copy_image_header(p_image, p_j2k->m_output_image);
10997 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
10999 /* customization of the decoding */
11000 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
11004 /* Decode the codestream */
11005 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11006 opj_image_destroy(p_j2k->m_private_image);
11007 p_j2k->m_private_image = NULL;
11011 /* Move data and copy one information from codec to output image*/
11012 for (compno = 0; compno < p_image->numcomps; compno++) {
11013 p_image->comps[compno].resno_decoded =
11014 p_j2k->m_output_image->comps[compno].resno_decoded;
11016 if (p_image->comps[compno].data) {
11017 opj_image_data_free(p_image->comps[compno].data);
11020 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
11022 p_j2k->m_output_image->comps[compno].data = NULL;
11028 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
11029 OPJ_UINT32 res_factor,
11030 opj_event_mgr_t * p_manager)
11032 OPJ_UINT32 it_comp;
11034 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
11036 if (p_j2k->m_private_image) {
11037 if (p_j2k->m_private_image->comps) {
11038 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
11039 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
11040 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
11041 OPJ_UINT32 max_res =
11042 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
11043 if (res_factor >= max_res) {
11044 opj_event_msg(p_manager, EVT_ERROR,
11045 "Resolution factor is greater than the maximum resolution in the component.\n");
11048 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
11059 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
11060 opj_stream_private_t *p_stream,
11061 opj_event_mgr_t * p_manager)
11064 OPJ_UINT32 l_nb_tiles;
11065 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
11066 OPJ_BYTE * l_current_data = 00;
11067 OPJ_BOOL l_reuse_data = OPJ_FALSE;
11068 opj_tcd_t* p_tcd = 00;
11070 /* preconditions */
11071 assert(p_j2k != 00);
11072 assert(p_stream != 00);
11073 assert(p_manager != 00);
11075 p_tcd = p_j2k->m_tcd;
11077 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
11078 if (l_nb_tiles == 1) {
11079 l_reuse_data = OPJ_TRUE;
11081 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11082 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
11083 if (((size_t)l_img_comp->data & 0xFU) !=
11084 0U) { /* tile data shall be aligned on 16 bytes */
11085 l_reuse_data = OPJ_FALSE;
11090 for (i = 0; i < l_nb_tiles; ++i) {
11091 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
11092 if (l_current_data) {
11093 opj_free(l_current_data);
11098 /* if we only have one tile, then simply set tile component data equal to image component data */
11099 /* otherwise, allocate the data */
11100 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11101 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
11102 if (l_reuse_data) {
11103 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
11104 l_tilec->data = l_img_comp->data;
11105 l_tilec->ownsData = OPJ_FALSE;
11107 if (! opj_alloc_tile_component_data(l_tilec)) {
11108 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11109 if (l_current_data) {
11110 opj_free(l_current_data);
11116 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
11117 if (!l_reuse_data) {
11118 if (l_current_tile_size > l_max_tile_size) {
11119 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
11120 l_current_tile_size);
11121 if (! l_new_current_data) {
11122 if (l_current_data) {
11123 opj_free(l_current_data);
11125 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
11128 l_current_data = l_new_current_data;
11129 l_max_tile_size = l_current_tile_size;
11132 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
11133 /* 32 bit components @ 8 bit precision get converted to 8 bit */
11134 /* 32 bit components @ 16 bit precision get converted to 16 bit */
11135 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
11137 /* now copy this data into the tile component */
11138 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
11139 l_current_tile_size)) {
11140 opj_event_msg(p_manager, EVT_ERROR,
11141 "Size mismatch between tile data and sent data.");
11142 opj_free(l_current_data);
11147 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11148 if (l_current_data) {
11149 opj_free(l_current_data);
11155 if (l_current_data) {
11156 opj_free(l_current_data);
11161 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
11162 opj_stream_private_t *p_stream,
11163 opj_event_mgr_t * p_manager)
11165 /* customization of the encoding */
11166 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
11170 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11177 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
11178 opj_stream_private_t *p_stream,
11179 opj_image_t * p_image,
11180 opj_event_mgr_t * p_manager)
11182 /* preconditions */
11183 assert(p_j2k != 00);
11184 assert(p_stream != 00);
11185 assert(p_manager != 00);
11187 p_j2k->m_private_image = opj_image_create0();
11188 if (! p_j2k->m_private_image) {
11189 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
11192 opj_copy_image_header(p_image, p_j2k->m_private_image);
11194 /* TODO_MSD: Find a better way */
11195 if (p_image->comps) {
11196 OPJ_UINT32 it_comp;
11197 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
11198 if (p_image->comps[it_comp].data) {
11199 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
11200 p_image->comps[it_comp].data = NULL;
11206 /* customization of the validation */
11207 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
11211 /* validation of the parameters codec */
11212 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
11216 /* customization of the encoding */
11217 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
11222 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11229 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
11230 OPJ_UINT32 p_tile_index,
11231 opj_stream_private_t *p_stream,
11232 opj_event_mgr_t * p_manager)
11235 if (p_tile_index != p_j2k->m_current_tile_number) {
11236 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
11240 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
11241 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
11243 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
11244 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
11245 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11247 /* initialisation before tile encoding */
11248 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
11256 static void opj_get_tile_dimensions(opj_image_t * l_image,
11257 opj_tcd_tilecomp_t * l_tilec,
11258 opj_image_comp_t * l_img_comp,
11259 OPJ_UINT32* l_size_comp,
11260 OPJ_UINT32* l_width,
11261 OPJ_UINT32* l_height,
11262 OPJ_UINT32* l_offset_x,
11263 OPJ_UINT32* l_offset_y,
11264 OPJ_UINT32* l_image_width,
11265 OPJ_UINT32* l_stride,
11266 OPJ_UINT32* l_tile_offset)
11268 OPJ_UINT32 l_remaining;
11269 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
11270 l_remaining = l_img_comp->prec & 7; /* (%8) */
11275 if (*l_size_comp == 3) {
11279 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
11280 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
11281 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
11282 (OPJ_INT32)l_img_comp->dx);
11283 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
11284 (OPJ_INT32)l_img_comp->dy);
11285 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
11286 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
11287 *l_stride = *l_image_width - *l_width;
11288 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
11289 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
11292 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
11294 OPJ_UINT32 i, j, k = 0;
11296 for (i = 0; i < p_tcd->image->numcomps; ++i) {
11297 opj_image_t * l_image = p_tcd->image;
11298 OPJ_INT32 * l_src_ptr;
11299 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
11300 opj_image_comp_t * l_img_comp = l_image->comps + i;
11301 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
11302 l_image_width, l_stride, l_tile_offset;
11304 opj_get_tile_dimensions(l_image,
11316 l_src_ptr = l_img_comp->data + l_tile_offset;
11318 switch (l_size_comp) {
11320 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
11321 if (l_img_comp->sgnd) {
11322 for (j = 0; j < l_height; ++j) {
11323 for (k = 0; k < l_width; ++k) {
11324 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
11328 l_src_ptr += l_stride;
11331 for (j = 0; j < l_height; ++j) {
11332 for (k = 0; k < l_width; ++k) {
11333 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
11337 l_src_ptr += l_stride;
11341 p_data = (OPJ_BYTE*) l_dest_ptr;
11345 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
11346 if (l_img_comp->sgnd) {
11347 for (j = 0; j < l_height; ++j) {
11348 for (k = 0; k < l_width; ++k) {
11349 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
11351 l_src_ptr += l_stride;
11354 for (j = 0; j < l_height; ++j) {
11355 for (k = 0; k < l_width; ++k) {
11356 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
11358 l_src_ptr += l_stride;
11362 p_data = (OPJ_BYTE*) l_dest_ptr;
11366 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
11367 for (j = 0; j < l_height; ++j) {
11368 for (k = 0; k < l_width; ++k) {
11369 *(l_dest_ptr++) = *(l_src_ptr++);
11371 l_src_ptr += l_stride;
11374 p_data = (OPJ_BYTE*) l_dest_ptr;
11381 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
11382 opj_stream_private_t *p_stream,
11383 opj_event_mgr_t * p_manager)
11385 OPJ_UINT32 l_nb_bytes_written;
11386 OPJ_BYTE * l_current_data = 00;
11387 OPJ_UINT32 l_tile_size = 0;
11388 OPJ_UINT32 l_available_data;
11390 /* preconditions */
11391 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11393 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
11394 l_available_data = l_tile_size;
11395 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
11397 l_nb_bytes_written = 0;
11398 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
11399 l_available_data, p_stream, p_manager)) {
11402 l_current_data += l_nb_bytes_written;
11403 l_available_data -= l_nb_bytes_written;
11405 l_nb_bytes_written = 0;
11406 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
11407 l_available_data, p_stream, p_manager)) {
11411 l_available_data -= l_nb_bytes_written;
11412 l_nb_bytes_written = l_tile_size - l_available_data;
11414 if (opj_stream_write_data(p_stream,
11415 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
11416 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
11420 ++p_j2k->m_current_tile_number;
11425 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
11426 opj_event_mgr_t * p_manager)
11428 /* preconditions */
11429 assert(p_j2k != 00);
11430 assert(p_manager != 00);
11432 /* DEVELOPER CORNER, insert your custom procedures */
11433 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11434 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
11438 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11439 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11440 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
11445 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11446 (opj_procedure)opj_j2k_write_epc, p_manager)) {
11449 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11450 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
11453 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11454 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
11460 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
11461 opj_event_mgr_t * p_manager)
11463 /* preconditions */
11464 assert(p_j2k != 00);
11465 assert(p_manager != 00);
11467 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11468 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
11471 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11472 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
11476 /* DEVELOPER CORNER, add your custom validation procedure */
11477 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11478 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
11485 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
11486 opj_event_mgr_t * p_manager)
11488 /* preconditions */
11489 assert(p_j2k != 00);
11490 assert(p_manager != 00);
11492 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11493 (opj_procedure)opj_j2k_init_info, p_manager)) {
11496 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11497 (opj_procedure)opj_j2k_write_soc, p_manager)) {
11500 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11501 (opj_procedure)opj_j2k_write_siz, p_manager)) {
11504 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11505 (opj_procedure)opj_j2k_write_cod, p_manager)) {
11508 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11509 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
11512 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11513 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
11516 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11517 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
11521 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11522 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11523 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
11527 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
11528 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11529 (opj_procedure)opj_j2k_write_poc, p_manager)) {
11535 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11536 (opj_procedure)opj_j2k_write_regions, p_manager)) {
11540 if (p_j2k->m_cp.comment != 00) {
11541 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11542 (opj_procedure)opj_j2k_write_com, p_manager)) {
11547 /* DEVELOPER CORNER, insert your custom procedures */
11548 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
11549 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11550 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
11554 /* End of Developer Corner */
11556 if (p_j2k->cstr_index) {
11557 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11558 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
11563 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11564 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
11567 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11568 (opj_procedure)opj_j2k_update_rates, p_manager)) {
11575 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
11577 OPJ_UINT32 * p_data_written,
11578 OPJ_UINT32 p_total_data_size,
11579 opj_stream_private_t *p_stream,
11580 struct opj_event_mgr * p_manager)
11582 OPJ_UINT32 l_nb_bytes_written = 0;
11583 OPJ_UINT32 l_current_nb_bytes_written;
11584 OPJ_BYTE * l_begin_data = 00;
11586 opj_tcd_t * l_tcd = 00;
11587 opj_cp_t * l_cp = 00;
11589 l_tcd = p_j2k->m_tcd;
11590 l_cp = &(p_j2k->m_cp);
11592 l_tcd->cur_pino = 0;
11594 /*Get number of tile parts*/
11595 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11600 l_current_nb_bytes_written = 0;
11601 l_begin_data = p_data;
11602 if (! opj_j2k_write_sot(p_j2k, p_data, p_total_data_size,
11603 &l_current_nb_bytes_written, p_stream,
11608 l_nb_bytes_written += l_current_nb_bytes_written;
11609 p_data += l_current_nb_bytes_written;
11610 p_total_data_size -= l_current_nb_bytes_written;
11612 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
11614 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
11615 l_current_nb_bytes_written = 0;
11616 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11618 l_nb_bytes_written += l_current_nb_bytes_written;
11619 p_data += l_current_nb_bytes_written;
11620 p_total_data_size -= l_current_nb_bytes_written;
11622 l_current_nb_bytes_written = 0;
11623 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11625 l_nb_bytes_written += l_current_nb_bytes_written;
11626 p_data += l_current_nb_bytes_written;
11627 p_total_data_size -= l_current_nb_bytes_written;
11630 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
11631 l_current_nb_bytes_written = 0;
11632 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
11634 l_nb_bytes_written += l_current_nb_bytes_written;
11635 p_data += l_current_nb_bytes_written;
11636 p_total_data_size -= l_current_nb_bytes_written;
11640 l_current_nb_bytes_written = 0;
11641 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11642 p_total_data_size, p_stream, p_manager)) {
11646 l_nb_bytes_written += l_current_nb_bytes_written;
11647 * p_data_written = l_nb_bytes_written;
11649 /* Writing Psot in SOT marker */
11650 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
11653 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11654 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
11660 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
11662 OPJ_UINT32 * p_data_written,
11663 OPJ_UINT32 p_total_data_size,
11664 opj_stream_private_t *p_stream,
11665 struct opj_event_mgr * p_manager
11668 OPJ_UINT32 tilepartno = 0;
11669 OPJ_UINT32 l_nb_bytes_written = 0;
11670 OPJ_UINT32 l_current_nb_bytes_written;
11671 OPJ_UINT32 l_part_tile_size;
11672 OPJ_UINT32 tot_num_tp;
11675 OPJ_BYTE * l_begin_data;
11676 opj_tcp_t *l_tcp = 00;
11677 opj_tcd_t * l_tcd = 00;
11678 opj_cp_t * l_cp = 00;
11680 l_tcd = p_j2k->m_tcd;
11681 l_cp = &(p_j2k->m_cp);
11682 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
11684 /*Get number of tile parts*/
11685 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
11687 /* start writing remaining tile parts */
11688 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11689 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
11690 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11691 l_current_nb_bytes_written = 0;
11692 l_part_tile_size = 0;
11693 l_begin_data = p_data;
11695 if (! opj_j2k_write_sot(p_j2k, p_data,
11697 &l_current_nb_bytes_written,
11703 l_nb_bytes_written += l_current_nb_bytes_written;
11704 p_data += l_current_nb_bytes_written;
11705 p_total_data_size -= l_current_nb_bytes_written;
11706 l_part_tile_size += l_current_nb_bytes_written;
11708 l_current_nb_bytes_written = 0;
11709 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11710 p_total_data_size, p_stream, p_manager)) {
11714 p_data += l_current_nb_bytes_written;
11715 l_nb_bytes_written += l_current_nb_bytes_written;
11716 p_total_data_size -= l_current_nb_bytes_written;
11717 l_part_tile_size += l_current_nb_bytes_written;
11719 /* Writing Psot in SOT marker */
11720 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11723 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11724 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11727 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11730 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
11731 l_tcd->cur_pino = pino;
11733 /*Get number of tile parts*/
11734 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
11735 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
11736 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11737 l_current_nb_bytes_written = 0;
11738 l_part_tile_size = 0;
11739 l_begin_data = p_data;
11741 if (! opj_j2k_write_sot(p_j2k, p_data,
11743 &l_current_nb_bytes_written, p_stream,
11748 l_nb_bytes_written += l_current_nb_bytes_written;
11749 p_data += l_current_nb_bytes_written;
11750 p_total_data_size -= l_current_nb_bytes_written;
11751 l_part_tile_size += l_current_nb_bytes_written;
11753 l_current_nb_bytes_written = 0;
11755 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11756 p_total_data_size, p_stream, p_manager)) {
11760 l_nb_bytes_written += l_current_nb_bytes_written;
11761 p_data += l_current_nb_bytes_written;
11762 p_total_data_size -= l_current_nb_bytes_written;
11763 l_part_tile_size += l_current_nb_bytes_written;
11765 /* Writing Psot in SOT marker */
11766 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11769 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11770 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11773 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11777 *p_data_written = l_nb_bytes_written;
11782 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
11783 struct opj_stream_private *p_stream,
11784 struct opj_event_mgr * p_manager)
11786 OPJ_UINT32 l_tlm_size;
11787 OPJ_OFF_T l_tlm_position, l_current_position;
11789 /* preconditions */
11790 assert(p_j2k != 00);
11791 assert(p_manager != 00);
11792 assert(p_stream != 00);
11794 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
11795 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
11796 l_current_position = opj_stream_tell(p_stream);
11798 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
11802 if (opj_stream_write_data(p_stream,
11803 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
11804 p_manager) != l_tlm_size) {
11808 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
11815 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
11816 struct opj_stream_private *p_stream,
11817 struct opj_event_mgr * p_manager)
11819 /* preconditions */
11820 assert(p_j2k != 00);
11821 assert(p_manager != 00);
11822 assert(p_stream != 00);
11824 OPJ_UNUSED(p_stream);
11825 OPJ_UNUSED(p_manager);
11827 opj_tcd_destroy(p_j2k->m_tcd);
11830 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
11831 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
11832 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
11833 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
11836 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
11837 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11838 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
11841 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
11847 * Destroys the memory associated with the decoding of headers.
11849 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
11850 opj_stream_private_t *p_stream,
11851 opj_event_mgr_t * p_manager
11854 /* preconditions */
11855 assert(p_j2k != 00);
11856 assert(p_stream != 00);
11857 assert(p_manager != 00);
11859 OPJ_UNUSED(p_stream);
11860 OPJ_UNUSED(p_manager);
11862 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
11863 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
11864 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
11867 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
11872 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
11873 struct opj_stream_private *p_stream,
11874 struct opj_event_mgr * p_manager)
11876 opj_codestream_info_t * l_cstr_info = 00;
11878 /* preconditions */
11879 assert(p_j2k != 00);
11880 assert(p_manager != 00);
11881 assert(p_stream != 00);
11884 OPJ_UNUSED(p_stream);
11886 /* TODO mergeV2: check this part which use cstr_info */
11887 /*l_cstr_info = p_j2k->cstr_info;
11891 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));
11893 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
11894 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
11896 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
11898 l_cstr_info->tw = p_j2k->m_cp.tw;
11899 l_cstr_info->th = p_j2k->m_cp.th;
11901 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
11902 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
11903 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
11904 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
11906 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
11908 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
11910 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
11912 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
11913 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
11916 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
11918 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
11920 /*l_cstr_info->maxmarknum = 100;
11921 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
11922 l_cstr_info->marknum = 0;
11925 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
11926 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
11931 * Creates a tile-coder encoder.
11933 * @param p_stream the stream to write data to.
11934 * @param p_j2k J2K codec.
11935 * @param p_manager the user event manager.
11937 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
11938 opj_stream_private_t *p_stream,
11939 opj_event_mgr_t * p_manager
11942 /* preconditions */
11943 assert(p_j2k != 00);
11944 assert(p_manager != 00);
11945 assert(p_stream != 00);
11947 OPJ_UNUSED(p_stream);
11949 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
11951 if (! p_j2k->m_tcd) {
11952 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
11956 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
11958 opj_tcd_destroy(p_j2k->m_tcd);
11966 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
11967 OPJ_UINT32 p_tile_index,
11969 OPJ_UINT32 p_data_size,
11970 opj_stream_private_t *p_stream,
11971 opj_event_mgr_t * p_manager)
11973 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
11974 opj_event_msg(p_manager, EVT_ERROR,
11975 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
11979 /* Allocate data */
11980 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11981 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
11983 if (! opj_alloc_tile_component_data(l_tilec)) {
11984 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11989 /* now copy data into the tile component */
11990 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
11991 opj_event_msg(p_manager, EVT_ERROR,
11992 "Size mismatch between tile data and sent data.");
11995 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11996 opj_event_msg(p_manager, EVT_ERROR,
11997 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);