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 * All rights reserved.
21 * Redistribution and use in source and binary forms, with or without
22 * modification, are permitted provided that the following conditions
24 * 1. Redistributions of source code must retain the above copyright
25 * notice, this list of conditions and the following disclaimer.
26 * 2. Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
31 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
34 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
35 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
36 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
37 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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39 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
40 * POSSIBILITY OF SUCH DAMAGE.
43 #include "opj_includes.h"
45 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
48 /** @name Local static functions */
51 #define OPJ_UNUSED(x) (void)x
54 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
56 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
57 opj_event_mgr_t * p_manager);
60 * The read header procedure.
62 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
63 opj_stream_private_t *p_stream,
64 opj_event_mgr_t * p_manager);
67 * The default encoding validation procedure without any extension.
69 * @param p_j2k the jpeg2000 codec to validate.
70 * @param p_stream the input stream to validate.
71 * @param p_manager the user event manager.
73 * @return true if the parameters are correct.
75 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
76 opj_stream_private_t *p_stream,
77 opj_event_mgr_t * p_manager);
80 * The default decoding validation procedure without any extension.
82 * @param p_j2k the jpeg2000 codec to validate.
83 * @param p_stream the input stream to validate.
84 * @param p_manager the user event manager.
86 * @return true if the parameters are correct.
88 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
89 opj_stream_private_t *p_stream,
90 opj_event_mgr_t * p_manager);
93 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
94 * are valid. Developpers wanting to extend the library can add their own validation procedures.
96 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
97 opj_event_mgr_t * p_manager);
100 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
101 * are valid. Developpers wanting to extend the library can add their own validation procedures.
103 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
104 opj_event_mgr_t * p_manager);
107 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
108 * are valid. Developpers wanting to extend the library can add their own validation procedures.
110 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
111 opj_event_mgr_t * p_manager);
114 * The mct encoding validation procedure.
116 * @param p_j2k the jpeg2000 codec to validate.
117 * @param p_stream the input stream to validate.
118 * @param p_manager the user event manager.
120 * @return true if the parameters are correct.
122 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
123 opj_stream_private_t *p_stream,
124 opj_event_mgr_t * p_manager);
127 * Builds the tcd decoder to use to decode tile.
129 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
130 opj_stream_private_t *p_stream,
131 opj_event_mgr_t * p_manager);
133 * Builds the tcd encoder to use to encode tile.
135 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
136 opj_stream_private_t *p_stream,
137 opj_event_mgr_t * p_manager);
140 * Creates a tile-coder decoder.
142 * @param p_stream the stream to write data to.
143 * @param p_j2k J2K codec.
144 * @param p_manager the user event manager.
146 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
147 opj_stream_private_t *p_stream,
148 opj_event_mgr_t * p_manager);
151 * Excutes the given procedures on the given codec.
153 * @param p_procedure_list the list of procedures to execute
154 * @param p_j2k the jpeg2000 codec to execute the procedures on.
155 * @param p_stream the stream to execute the procedures on.
156 * @param p_manager the user manager.
158 * @return true if all the procedures were successfully executed.
160 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
161 opj_procedure_list_t * p_procedure_list,
162 opj_stream_private_t *p_stream,
163 opj_event_mgr_t * p_manager);
166 * Updates the rates of the tcp.
168 * @param p_stream the stream to write data to.
169 * @param p_j2k J2K codec.
170 * @param p_manager the user event manager.
172 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
173 opj_stream_private_t *p_stream,
174 opj_event_mgr_t * p_manager);
177 * Copies the decoding tile parameters onto all the tile parameters.
178 * Creates also the tile decoder.
180 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
181 opj_stream_private_t *p_stream,
182 opj_event_mgr_t * p_manager);
185 * Destroys the memory associated with the decoding of headers.
187 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
188 opj_stream_private_t *p_stream,
189 opj_event_mgr_t * p_manager);
192 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
193 * with the marker value.
194 * @param p_id Marker value to look up
196 * @return the handler associated with the id.
198 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
202 * Destroys a tile coding parameter structure.
204 * @param p_tcp the tile coding parameter to destroy.
206 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
209 * Destroys the data inside a tile coding parameter structure.
211 * @param p_tcp the tile coding parameter which contain data to destroy.
213 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
216 * Destroys a coding parameter structure.
218 * @param p_cp the coding parameter to destroy.
220 static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
223 * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
225 * @param p_j2k J2K codec.
226 * @param p_tile_no Tile number
227 * @param p_first_comp_no The 1st component number to compare.
228 * @param p_second_comp_no The 1st component number to compare.
230 * @return OPJ_TRUE if SPCdod are equals.
232 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
233 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
236 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
238 * @param p_j2k J2K codec.
239 * @param p_tile_no FIXME DOC
240 * @param p_comp_no the component number to output.
241 * @param p_data FIXME DOC
242 * @param p_header_size FIXME DOC
243 * @param p_manager the user event manager.
247 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
248 OPJ_UINT32 p_tile_no,
249 OPJ_UINT32 p_comp_no,
251 OPJ_UINT32 * p_header_size,
252 opj_event_mgr_t * p_manager);
255 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
257 * @param p_j2k the J2K codec.
258 * @param p_tile_no the tile index.
259 * @param p_comp_no the component being outputted.
261 * @return the number of bytes taken by the SPCod element.
263 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
264 OPJ_UINT32 p_tile_no,
265 OPJ_UINT32 p_comp_no);
268 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
269 * @param p_j2k the jpeg2000 codec.
270 * @param compno FIXME DOC
271 * @param p_header_data the data contained in the COM box.
272 * @param p_header_size the size of the data contained in the COM marker.
273 * @param p_manager the user event manager.
275 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
277 OPJ_BYTE * p_header_data,
278 OPJ_UINT32 * p_header_size,
279 opj_event_mgr_t * p_manager);
282 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
284 * @param p_tile_no the tile index.
285 * @param p_comp_no the component being outputted.
286 * @param p_j2k the J2K codec.
288 * @return the number of bytes taken by the SPCod element.
290 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
291 OPJ_UINT32 p_tile_no,
292 OPJ_UINT32 p_comp_no);
295 * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
297 * @param p_j2k J2K codec.
298 * @param p_tile_no the tile to output.
299 * @param p_first_comp_no the first component number to compare.
300 * @param p_second_comp_no the second component number to compare.
302 * @return OPJ_TRUE if equals.
304 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
305 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
309 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
311 * @param p_tile_no the tile to output.
312 * @param p_comp_no the component number to output.
313 * @param p_data the data buffer.
314 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
315 * @param p_j2k J2K codec.
316 * @param p_manager the user event manager.
319 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
320 OPJ_UINT32 p_tile_no,
321 OPJ_UINT32 p_comp_no,
323 OPJ_UINT32 * p_header_size,
324 opj_event_mgr_t * p_manager);
327 * Updates the Tile Length Marker.
329 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
332 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
334 * @param p_j2k J2K codec.
335 * @param compno the component number to output.
336 * @param p_header_data the data buffer.
337 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
338 * @param p_manager the user event manager.
341 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
343 OPJ_BYTE * p_header_data,
344 OPJ_UINT32 * p_header_size,
345 opj_event_mgr_t * p_manager);
348 * Copies the tile component parameters of all the component from the first tile component.
350 * @param p_j2k the J2k codec.
352 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
355 * Copies the tile quantization parameters of all the component from the first tile component.
357 * @param p_j2k the J2k codec.
359 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
364 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
365 opj_stream_private_t *p_stream,
366 opj_event_mgr_t * p_manager);
368 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
369 OPJ_UINT32 p_tile_index,
370 opj_stream_private_t *p_stream,
371 opj_event_mgr_t * p_manager);
373 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
374 opj_image_t* p_output_image);
376 static void opj_get_tile_dimensions(opj_image_t * l_image,
377 opj_tcd_tilecomp_t * l_tilec,
378 opj_image_comp_t * l_img_comp,
379 OPJ_UINT32* l_size_comp,
381 OPJ_UINT32* l_height,
382 OPJ_UINT32* l_offset_x,
383 OPJ_UINT32* l_offset_y,
384 OPJ_UINT32* l_image_width,
385 OPJ_UINT32* l_stride,
386 OPJ_UINT32* l_tile_offset);
388 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
390 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
391 opj_stream_private_t *p_stream,
392 opj_event_mgr_t * p_manager);
395 * Sets up the procedures to do on writing header.
396 * Developers wanting to extend the library can add their own writing procedures.
398 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
399 opj_event_mgr_t * p_manager);
401 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
403 OPJ_UINT32 * p_data_written,
404 OPJ_UINT32 p_total_data_size,
405 opj_stream_private_t *p_stream,
406 struct opj_event_mgr * p_manager);
408 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
410 OPJ_UINT32 * p_data_written,
411 OPJ_UINT32 p_total_data_size,
412 opj_stream_private_t *p_stream,
413 struct opj_event_mgr * p_manager);
416 * Gets the offset of the header.
418 * @param p_stream the stream to write data to.
419 * @param p_j2k J2K codec.
420 * @param p_manager the user event manager.
422 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
423 opj_stream_private_t *p_stream,
424 opj_event_mgr_t * p_manager);
426 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
429 * -----------------------------------------------------------------------
430 * -----------------------------------------------------------------------
431 * -----------------------------------------------------------------------
435 * Writes the SOC marker (Start Of Codestream)
437 * @param p_stream the stream to write data to.
438 * @param p_j2k J2K codec.
439 * @param p_manager the user event manager.
441 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
442 opj_stream_private_t *p_stream,
443 opj_event_mgr_t * p_manager);
446 * Reads a SOC marker (Start of Codestream)
447 * @param p_j2k the jpeg2000 file codec.
448 * @param p_stream XXX needs data
449 * @param p_manager the user event manager.
451 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
452 opj_stream_private_t *p_stream,
453 opj_event_mgr_t * p_manager);
456 * Writes the SIZ marker (image and tile size)
458 * @param p_j2k J2K codec.
459 * @param p_stream the stream to write data to.
460 * @param p_manager the user event manager.
462 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
463 opj_stream_private_t *p_stream,
464 opj_event_mgr_t * p_manager);
467 * Reads a SIZ marker (image and tile size)
468 * @param p_j2k the jpeg2000 file codec.
469 * @param p_header_data the data contained in the SIZ box.
470 * @param p_header_size the size of the data contained in the SIZ marker.
471 * @param p_manager the user event manager.
473 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
474 OPJ_BYTE * p_header_data,
475 OPJ_UINT32 p_header_size,
476 opj_event_mgr_t * p_manager);
479 * Writes the COM marker (comment)
481 * @param p_stream the stream to write data to.
482 * @param p_j2k J2K codec.
483 * @param p_manager the user event manager.
485 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
486 opj_stream_private_t *p_stream,
487 opj_event_mgr_t * p_manager);
490 * Reads a COM marker (comments)
491 * @param p_j2k the jpeg2000 file codec.
492 * @param p_header_data the data contained in the COM box.
493 * @param p_header_size the size of the data contained in the COM marker.
494 * @param p_manager the user event manager.
496 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
497 OPJ_BYTE * p_header_data,
498 OPJ_UINT32 p_header_size,
499 opj_event_mgr_t * p_manager);
501 * Writes the COD marker (Coding style default)
503 * @param p_stream the stream to write data to.
504 * @param p_j2k J2K codec.
505 * @param p_manager the user event manager.
507 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
508 opj_stream_private_t *p_stream,
509 opj_event_mgr_t * p_manager);
512 * Reads a COD marker (Coding Styke defaults)
513 * @param p_header_data the data contained in the COD box.
514 * @param p_j2k the jpeg2000 codec.
515 * @param p_header_size the size of the data contained in the COD marker.
516 * @param p_manager the user event manager.
518 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
519 OPJ_BYTE * p_header_data,
520 OPJ_UINT32 p_header_size,
521 opj_event_mgr_t * p_manager);
524 * Compares 2 COC markers (Coding style component)
526 * @param p_j2k J2K codec.
527 * @param p_first_comp_no the index of the first component to compare.
528 * @param p_second_comp_no the index of the second component to compare.
530 * @return OPJ_TRUE if equals
532 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
533 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
536 * Writes the COC marker (Coding style component)
538 * @param p_j2k J2K codec.
539 * @param p_comp_no the index of the component to output.
540 * @param p_stream the stream to write data to.
541 * @param p_manager the user event manager.
543 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
544 OPJ_UINT32 p_comp_no,
545 opj_stream_private_t *p_stream,
546 opj_event_mgr_t * p_manager);
549 * Writes the COC marker (Coding style component)
551 * @param p_j2k J2K codec.
552 * @param p_comp_no the index of the component to output.
553 * @param p_data FIXME DOC
554 * @param p_data_written FIXME DOC
555 * @param p_manager the user event manager.
557 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
558 OPJ_UINT32 p_comp_no,
560 OPJ_UINT32 * p_data_written,
561 opj_event_mgr_t * p_manager);
564 * Gets the maximum size taken by a coc.
566 * @param p_j2k the jpeg2000 codec to use.
568 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
571 * Reads a COC marker (Coding Style Component)
572 * @param p_header_data the data contained in the COC box.
573 * @param p_j2k the jpeg2000 codec.
574 * @param p_header_size the size of the data contained in the COC marker.
575 * @param p_manager the user event manager.
577 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
578 OPJ_BYTE * p_header_data,
579 OPJ_UINT32 p_header_size,
580 opj_event_mgr_t * p_manager);
583 * Writes the QCD marker (quantization default)
585 * @param p_j2k J2K codec.
586 * @param p_stream the stream to write data to.
587 * @param p_manager the user event manager.
589 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
590 opj_stream_private_t *p_stream,
591 opj_event_mgr_t * p_manager);
594 * Reads a QCD marker (Quantization defaults)
595 * @param p_header_data the data contained in the QCD box.
596 * @param p_j2k the jpeg2000 codec.
597 * @param p_header_size the size of the data contained in the QCD marker.
598 * @param p_manager the user event manager.
600 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
601 OPJ_BYTE * p_header_data,
602 OPJ_UINT32 p_header_size,
603 opj_event_mgr_t * p_manager);
606 * Compare QCC markers (quantization component)
608 * @param p_j2k J2K codec.
609 * @param p_first_comp_no the index of the first component to compare.
610 * @param p_second_comp_no the index of the second component to compare.
612 * @return OPJ_TRUE if equals.
614 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
615 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
618 * Writes the QCC marker (quantization component)
620 * @param p_comp_no the index of the component to output.
621 * @param p_stream the stream to write data to.
622 * @param p_j2k J2K codec.
623 * @param p_manager the user event manager.
625 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
626 OPJ_UINT32 p_comp_no,
627 opj_stream_private_t *p_stream,
628 opj_event_mgr_t * p_manager);
631 * Writes the QCC marker (quantization component)
633 * @param p_j2k J2K codec.
634 * @param p_comp_no the index of the component to output.
635 * @param p_data FIXME DOC
636 * @param p_data_written the stream to write data to.
637 * @param p_manager the user event manager.
639 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
640 OPJ_UINT32 p_comp_no,
642 OPJ_UINT32 * p_data_written,
643 opj_event_mgr_t * p_manager);
646 * Gets the maximum size taken by a qcc.
648 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
651 * Reads a QCC marker (Quantization component)
652 * @param p_header_data the data contained in the QCC box.
653 * @param p_j2k the jpeg2000 codec.
654 * @param p_header_size the size of the data contained in the QCC marker.
655 * @param p_manager the user event manager.
657 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
658 OPJ_BYTE * p_header_data,
659 OPJ_UINT32 p_header_size,
660 opj_event_mgr_t * p_manager);
662 * Writes the POC marker (Progression Order Change)
664 * @param p_stream the stream to write data to.
665 * @param p_j2k J2K codec.
666 * @param p_manager the user event manager.
668 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
669 opj_stream_private_t *p_stream,
670 opj_event_mgr_t * p_manager);
672 * Writes the POC marker (Progression Order Change)
674 * @param p_j2k J2K codec.
675 * @param p_data FIXME DOC
676 * @param p_data_written the stream to write data to.
677 * @param p_manager the user event manager.
679 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
681 OPJ_UINT32 * p_data_written,
682 opj_event_mgr_t * p_manager);
684 * Gets the maximum size taken by the writing of a POC.
686 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
689 * Reads a POC marker (Progression Order Change)
691 * @param p_header_data the data contained in the POC box.
692 * @param p_j2k the jpeg2000 codec.
693 * @param p_header_size the size of the data contained in the POC marker.
694 * @param p_manager the user event manager.
696 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
697 OPJ_BYTE * p_header_data,
698 OPJ_UINT32 p_header_size,
699 opj_event_mgr_t * p_manager);
702 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
704 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
707 * Gets the maximum size taken by the headers of the SOT.
709 * @param p_j2k the jpeg2000 codec to use.
711 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
714 * Reads a CRG marker (Component registration)
716 * @param p_header_data the data contained in the TLM box.
717 * @param p_j2k the jpeg2000 codec.
718 * @param p_header_size the size of the data contained in the TLM marker.
719 * @param p_manager the user event manager.
721 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
722 OPJ_BYTE * p_header_data,
723 OPJ_UINT32 p_header_size,
724 opj_event_mgr_t * p_manager);
726 * Reads a TLM marker (Tile Length Marker)
728 * @param p_header_data the data contained in the TLM box.
729 * @param p_j2k the jpeg2000 codec.
730 * @param p_header_size the size of the data contained in the TLM marker.
731 * @param p_manager the user event manager.
733 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
734 OPJ_BYTE * p_header_data,
735 OPJ_UINT32 p_header_size,
736 opj_event_mgr_t * p_manager);
739 * Writes the updated tlm.
741 * @param p_stream the stream to write data to.
742 * @param p_j2k J2K codec.
743 * @param p_manager the user event manager.
745 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
746 opj_stream_private_t *p_stream,
747 opj_event_mgr_t * p_manager);
750 * Reads a PLM marker (Packet length, main header marker)
752 * @param p_header_data the data contained in the TLM box.
753 * @param p_j2k the jpeg2000 codec.
754 * @param p_header_size the size of the data contained in the TLM marker.
755 * @param p_manager the user event manager.
757 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
758 OPJ_BYTE * p_header_data,
759 OPJ_UINT32 p_header_size,
760 opj_event_mgr_t * p_manager);
762 * Reads a PLT marker (Packet length, tile-part header)
764 * @param p_header_data the data contained in the PLT box.
765 * @param p_j2k the jpeg2000 codec.
766 * @param p_header_size the size of the data contained in the PLT marker.
767 * @param p_manager the user event manager.
769 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
770 OPJ_BYTE * p_header_data,
771 OPJ_UINT32 p_header_size,
772 opj_event_mgr_t * p_manager);
775 * Reads a PPM marker (Packed headers, main header)
777 * @param p_header_data the data contained in the POC box.
778 * @param p_j2k the jpeg2000 codec.
779 * @param p_header_size the size of the data contained in the POC marker.
780 * @param p_manager the user event manager.
783 static OPJ_BOOL opj_j2k_read_ppm(
785 OPJ_BYTE * p_header_data,
786 OPJ_UINT32 p_header_size,
787 opj_event_mgr_t * p_manager);
790 * Merges all PPM markers read (Packed headers, main header)
792 * @param p_cp main coding parameters.
793 * @param p_manager the user event manager.
795 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
798 * Reads a PPT marker (Packed packet headers, tile-part header)
800 * @param p_header_data the data contained in the PPT box.
801 * @param p_j2k the jpeg2000 codec.
802 * @param p_header_size the size of the data contained in the PPT marker.
803 * @param p_manager the user event manager.
805 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
806 OPJ_BYTE * p_header_data,
807 OPJ_UINT32 p_header_size,
808 opj_event_mgr_t * p_manager);
811 * Merges all PPT markers read (Packed headers, tile-part header)
813 * @param p_tcp the tile.
814 * @param p_manager the user event manager.
816 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
817 opj_event_mgr_t * p_manager);
821 * Writes the TLM marker (Tile Length Marker)
823 * @param p_stream the stream to write data to.
824 * @param p_j2k J2K codec.
825 * @param p_manager the user event manager.
827 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
828 opj_stream_private_t *p_stream,
829 opj_event_mgr_t * p_manager);
832 * Writes the SOT marker (Start of tile-part)
834 * @param p_j2k J2K codec.
835 * @param p_data FIXME DOC
836 * @param p_data_written FIXME DOC
837 * @param p_stream the stream to write data to.
838 * @param p_manager the user event manager.
840 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
842 OPJ_UINT32 * p_data_written,
843 const opj_stream_private_t *p_stream,
844 opj_event_mgr_t * p_manager);
847 * Reads values from a SOT marker (Start of tile-part)
849 * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
851 * @param p_header_data the data contained in the SOT marker.
852 * @param p_header_size the size of the data contained in the SOT marker.
853 * @param p_tile_no Isot.
854 * @param p_tot_len Psot.
855 * @param p_current_part TPsot.
856 * @param p_num_parts TNsot.
857 * @param p_manager the user event manager.
859 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
860 OPJ_UINT32 p_header_size,
861 OPJ_UINT32* p_tile_no,
862 OPJ_UINT32* p_tot_len,
863 OPJ_UINT32* p_current_part,
864 OPJ_UINT32* p_num_parts,
865 opj_event_mgr_t * p_manager);
867 * Reads a SOT marker (Start of tile-part)
869 * @param p_header_data the data contained in the SOT marker.
870 * @param p_j2k the jpeg2000 codec.
871 * @param p_header_size the size of the data contained in the PPT marker.
872 * @param p_manager the user event manager.
874 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
875 OPJ_BYTE * p_header_data,
876 OPJ_UINT32 p_header_size,
877 opj_event_mgr_t * p_manager);
879 * Writes the SOD marker (Start of data)
881 * @param p_j2k J2K codec.
882 * @param p_tile_coder FIXME DOC
883 * @param p_data FIXME DOC
884 * @param p_data_written FIXME DOC
885 * @param p_total_data_size FIXME DOC
886 * @param p_stream the stream to write data to.
887 * @param p_manager the user event manager.
889 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
890 opj_tcd_t * p_tile_coder,
892 OPJ_UINT32 * p_data_written,
893 OPJ_UINT32 p_total_data_size,
894 const opj_stream_private_t *p_stream,
895 opj_event_mgr_t * p_manager);
898 * Reads a SOD marker (Start Of Data)
900 * @param p_j2k the jpeg2000 codec.
901 * @param p_stream FIXME DOC
902 * @param p_manager the user event manager.
904 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
905 opj_stream_private_t *p_stream,
906 opj_event_mgr_t * p_manager);
908 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
910 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
911 p_j2k->m_current_tile_number, 1); /* PSOT */
912 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
914 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
915 p_tile_part_size, 4); /* PSOT */
916 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
920 * Writes the RGN marker (Region Of Interest)
922 * @param p_tile_no the tile to output
923 * @param p_comp_no the component to output
924 * @param nb_comps the number of components
925 * @param p_stream the stream to write data to.
926 * @param p_j2k J2K codec.
927 * @param p_manager the user event manager.
929 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
930 OPJ_UINT32 p_tile_no,
931 OPJ_UINT32 p_comp_no,
933 opj_stream_private_t *p_stream,
934 opj_event_mgr_t * p_manager);
937 * Reads a RGN marker (Region Of Interest)
939 * @param p_header_data the data contained in the POC box.
940 * @param p_j2k the jpeg2000 codec.
941 * @param p_header_size the size of the data contained in the POC marker.
942 * @param p_manager the user event manager.
944 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
945 OPJ_BYTE * p_header_data,
946 OPJ_UINT32 p_header_size,
947 opj_event_mgr_t * p_manager);
950 * Writes the EOC marker (End of Codestream)
952 * @param p_stream the stream to write data to.
953 * @param p_j2k J2K codec.
954 * @param p_manager the user event manager.
956 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
957 opj_stream_private_t *p_stream,
958 opj_event_mgr_t * p_manager);
962 * Reads a EOC marker (End Of Codestream)
964 * @param p_j2k the jpeg2000 codec.
965 * @param p_stream FIXME DOC
966 * @param p_manager the user event manager.
968 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
969 opj_stream_private_t *p_stream,
970 opj_event_mgr_t * p_manager);
974 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
976 * @param p_stream the stream to write data to.
977 * @param p_j2k J2K codec.
978 * @param p_manager the user event manager.
980 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
981 opj_stream_private_t *p_stream,
982 opj_event_mgr_t * p_manager);
987 * @param p_stream the stream to write data to.
988 * @param p_j2k J2K codec.
989 * @param p_manager the user event manager.
991 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
992 opj_stream_private_t *p_stream,
993 opj_event_mgr_t * p_manager);
996 Add main header marker information
997 @param cstr_index Codestream information structure
998 @param type marker type
999 @param pos byte offset of marker segment
1000 @param len length of marker segment
1002 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
1003 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
1005 Add tile header marker information
1006 @param tileno tile index number
1007 @param cstr_index Codestream information structure
1008 @param type marker type
1009 @param pos byte offset of marker segment
1010 @param len length of marker segment
1012 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
1013 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
1017 * Reads an unknown marker
1019 * @param p_j2k the jpeg2000 codec.
1020 * @param p_stream the stream object to read from.
1021 * @param output_marker FIXME DOC
1022 * @param p_manager the user event manager.
1024 * @return true if the marker could be deduced.
1026 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
1027 opj_stream_private_t *p_stream,
1028 OPJ_UINT32 *output_marker,
1029 opj_event_mgr_t * p_manager);
1032 * Writes the MCT marker (Multiple Component Transform)
1034 * @param p_j2k J2K codec.
1035 * @param p_mct_record FIXME DOC
1036 * @param p_stream the stream to write data to.
1037 * @param p_manager the user event manager.
1039 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
1040 opj_mct_data_t * p_mct_record,
1041 opj_stream_private_t *p_stream,
1042 opj_event_mgr_t * p_manager);
1045 * Reads a MCT marker (Multiple Component Transform)
1047 * @param p_header_data the data contained in the MCT box.
1048 * @param p_j2k the jpeg2000 codec.
1049 * @param p_header_size the size of the data contained in the MCT marker.
1050 * @param p_manager the user event manager.
1052 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
1053 OPJ_BYTE * p_header_data,
1054 OPJ_UINT32 p_header_size,
1055 opj_event_mgr_t * p_manager);
1058 * Writes the MCC marker (Multiple Component Collection)
1060 * @param p_j2k J2K codec.
1061 * @param p_mcc_record FIXME DOC
1062 * @param p_stream the stream to write data to.
1063 * @param p_manager the user event manager.
1065 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
1066 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
1067 opj_stream_private_t *p_stream,
1068 opj_event_mgr_t * p_manager);
1071 * Reads a MCC marker (Multiple Component Collection)
1073 * @param p_header_data the data contained in the MCC box.
1074 * @param p_j2k the jpeg2000 codec.
1075 * @param p_header_size the size of the data contained in the MCC marker.
1076 * @param p_manager the user event manager.
1078 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
1079 OPJ_BYTE * p_header_data,
1080 OPJ_UINT32 p_header_size,
1081 opj_event_mgr_t * p_manager);
1084 * Writes the MCO marker (Multiple component transformation ordering)
1086 * @param p_stream the stream to write data to.
1087 * @param p_j2k J2K codec.
1088 * @param p_manager the user event manager.
1090 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
1091 opj_stream_private_t *p_stream,
1092 opj_event_mgr_t * p_manager);
1095 * Reads a MCO marker (Multiple Component Transform Ordering)
1097 * @param p_header_data the data contained in the MCO box.
1098 * @param p_j2k the jpeg2000 codec.
1099 * @param p_header_size the size of the data contained in the MCO marker.
1100 * @param p_manager the user event manager.
1102 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
1103 OPJ_BYTE * p_header_data,
1104 OPJ_UINT32 p_header_size,
1105 opj_event_mgr_t * p_manager);
1107 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
1108 OPJ_UINT32 p_index);
1110 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1111 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1112 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1113 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1114 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1115 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1116 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1117 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1119 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1120 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1121 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1122 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1123 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1124 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1125 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1126 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1128 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1129 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1130 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1131 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1132 static void opj_j2k_write_float_to_float(const void * p_src_data,
1133 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1134 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1135 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1138 * Ends the encoding, i.e. frees memory.
1140 * @param p_stream the stream to write data to.
1141 * @param p_j2k J2K codec.
1142 * @param p_manager the user event manager.
1144 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
1145 opj_stream_private_t *p_stream,
1146 opj_event_mgr_t * p_manager);
1149 * Writes the CBD marker (Component bit depth definition)
1151 * @param p_stream the stream to write data to.
1152 * @param p_j2k J2K codec.
1153 * @param p_manager the user event manager.
1155 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
1156 opj_stream_private_t *p_stream,
1157 opj_event_mgr_t * p_manager);
1160 * Reads a CBD marker (Component bit depth definition)
1161 * @param p_header_data the data contained in the CBD box.
1162 * @param p_j2k the jpeg2000 codec.
1163 * @param p_header_size the size of the data contained in the CBD marker.
1164 * @param p_manager the user event manager.
1166 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
1167 OPJ_BYTE * p_header_data,
1168 OPJ_UINT32 p_header_size,
1169 opj_event_mgr_t * p_manager);
1173 * Writes COC marker for each component.
1175 * @param p_stream the stream to write data to.
1176 * @param p_j2k J2K codec.
1177 * @param p_manager the user event manager.
1179 static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
1180 opj_stream_private_t *p_stream,
1181 opj_event_mgr_t * p_manager);
1184 * Writes QCC marker for each component.
1186 * @param p_stream the stream to write data to.
1187 * @param p_j2k J2K codec.
1188 * @param p_manager the user event manager.
1190 static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
1191 opj_stream_private_t *p_stream,
1192 opj_event_mgr_t * p_manager);
1195 * Writes regions of interests.
1197 * @param p_stream the stream to write data to.
1198 * @param p_j2k J2K codec.
1199 * @param p_manager the user event manager.
1201 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
1202 opj_stream_private_t *p_stream,
1203 opj_event_mgr_t * p_manager);
1208 * @param p_stream the stream to write data to.
1209 * @param p_j2k J2K codec.
1210 * @param p_manager the user event manager.
1212 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
1213 opj_stream_private_t *p_stream,
1214 opj_event_mgr_t * p_manager);
1217 * Checks the progression order changes values. Tells of the poc given as input are valid.
1218 * A nice message is outputted at errors.
1220 * @param p_pocs the progression order changes.
1221 * @param p_nb_pocs the number of progression order changes.
1222 * @param p_nb_resolutions the number of resolutions.
1223 * @param numcomps the number of components
1224 * @param numlayers the number of layers.
1225 * @param p_manager the user event manager.
1227 * @return true if the pocs are valid.
1229 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1230 OPJ_UINT32 p_nb_pocs,
1231 OPJ_UINT32 p_nb_resolutions,
1232 OPJ_UINT32 numcomps,
1233 OPJ_UINT32 numlayers,
1234 opj_event_mgr_t * p_manager);
1237 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1239 * @param cp the coding parameters.
1240 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1241 * @param tileno the given tile.
1243 * @return the number of tile parts.
1245 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1249 * Calculates the total number of tile parts needed by the encoder to
1250 * encode such an image. If not enough memory is available, then the function return false.
1252 * @param p_nb_tiles pointer that will hold the number of tile parts.
1253 * @param cp the coding parameters for the image.
1254 * @param image the image to encode.
1255 * @param p_j2k the p_j2k encoder.
1256 * @param p_manager the user event manager.
1258 * @return true if the function was successful, false else.
1260 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1262 OPJ_UINT32 * p_nb_tiles,
1264 opj_event_mgr_t * p_manager);
1266 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1268 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1270 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1272 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
1274 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
1276 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1278 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
1279 opj_image_t *image, opj_event_mgr_t *p_manager);
1281 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
1282 opj_event_mgr_t *p_manager);
1285 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1287 * @param p_stream the stream to read data from.
1288 * @param tile_no tile number we're looking for.
1289 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1290 * @param p_manager the user event manager.
1292 * @return true if the function was successful, false else.
1294 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
1295 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
1296 opj_event_mgr_t * p_manager);
1302 /* ----------------------------------------------------------------------- */
1303 typedef struct j2k_prog_order {
1304 OPJ_PROG_ORDER enum_prog;
1308 static j2k_prog_order_t j2k_prog_order_list[] = {
1314 {(OPJ_PROG_ORDER) - 1, ""}
1320 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
1327 typedef void (* opj_j2k_mct_function)(const void * p_src_data,
1328 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1330 static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
1331 opj_j2k_read_int16_to_float,
1332 opj_j2k_read_int32_to_float,
1333 opj_j2k_read_float32_to_float,
1334 opj_j2k_read_float64_to_float
1337 static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
1338 opj_j2k_read_int16_to_int32,
1339 opj_j2k_read_int32_to_int32,
1340 opj_j2k_read_float32_to_int32,
1341 opj_j2k_read_float64_to_int32
1344 static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
1345 opj_j2k_write_float_to_int16,
1346 opj_j2k_write_float_to_int32,
1347 opj_j2k_write_float_to_float,
1348 opj_j2k_write_float_to_float64
1351 typedef struct opj_dec_memory_marker_handler {
1354 /** value of the state when the marker can appear */
1356 /** action linked to the marker */
1357 OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
1358 OPJ_BYTE * p_header_data,
1359 OPJ_UINT32 p_header_size,
1360 opj_event_mgr_t * p_manager);
1362 opj_dec_memory_marker_handler_t;
1364 static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1366 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1367 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1368 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1369 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1370 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1371 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1372 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1373 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1374 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1375 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1376 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1377 {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
1378 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1380 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1381 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1382 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1383 {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
1384 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1385 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1387 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1388 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1389 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1390 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1391 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1393 #endif /* USE_JPWL */
1395 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1396 {J2K_MS_INSEC, 0, j2k_read_insec}
1397 #endif /* USE_JPSEC */
1398 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1401 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1402 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1404 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1405 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1409 for (i = 0; i < p_nb_elem; ++i) {
1410 opj_read_bytes(l_src_data, &l_temp, 2);
1412 l_src_data += sizeof(OPJ_INT16);
1414 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1418 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1419 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1421 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1422 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1426 for (i = 0; i < p_nb_elem; ++i) {
1427 opj_read_bytes(l_src_data, &l_temp, 4);
1429 l_src_data += sizeof(OPJ_INT32);
1431 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1435 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1436 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1438 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1439 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1443 for (i = 0; i < p_nb_elem; ++i) {
1444 opj_read_float(l_src_data, &l_temp);
1446 l_src_data += sizeof(OPJ_FLOAT32);
1448 *(l_dest_data++) = l_temp;
1452 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1453 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1455 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1456 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1460 for (i = 0; i < p_nb_elem; ++i) {
1461 opj_read_double(l_src_data, &l_temp);
1463 l_src_data += sizeof(OPJ_FLOAT64);
1465 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1469 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1470 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1472 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1473 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1477 for (i = 0; i < p_nb_elem; ++i) {
1478 opj_read_bytes(l_src_data, &l_temp, 2);
1480 l_src_data += sizeof(OPJ_INT16);
1482 *(l_dest_data++) = (OPJ_INT32) l_temp;
1486 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1487 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1489 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1490 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1494 for (i = 0; i < p_nb_elem; ++i) {
1495 opj_read_bytes(l_src_data, &l_temp, 4);
1497 l_src_data += sizeof(OPJ_INT32);
1499 *(l_dest_data++) = (OPJ_INT32) l_temp;
1503 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1504 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1506 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1507 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1511 for (i = 0; i < p_nb_elem; ++i) {
1512 opj_read_float(l_src_data, &l_temp);
1514 l_src_data += sizeof(OPJ_FLOAT32);
1516 *(l_dest_data++) = (OPJ_INT32) l_temp;
1520 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1521 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1523 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1524 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1528 for (i = 0; i < p_nb_elem; ++i) {
1529 opj_read_double(l_src_data, &l_temp);
1531 l_src_data += sizeof(OPJ_FLOAT64);
1533 *(l_dest_data++) = (OPJ_INT32) l_temp;
1537 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1538 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1540 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1541 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1545 for (i = 0; i < p_nb_elem; ++i) {
1546 l_temp = (OPJ_UINT32) * (l_src_data++);
1548 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
1550 l_dest_data += sizeof(OPJ_INT16);
1554 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1555 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1557 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1558 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1562 for (i = 0; i < p_nb_elem; ++i) {
1563 l_temp = (OPJ_UINT32) * (l_src_data++);
1565 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
1567 l_dest_data += sizeof(OPJ_INT32);
1571 static void opj_j2k_write_float_to_float(const void * p_src_data,
1572 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1574 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1575 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1579 for (i = 0; i < p_nb_elem; ++i) {
1580 l_temp = (OPJ_FLOAT32) * (l_src_data++);
1582 opj_write_float(l_dest_data, l_temp);
1584 l_dest_data += sizeof(OPJ_FLOAT32);
1588 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1589 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1591 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1592 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1596 for (i = 0; i < p_nb_elem; ++i) {
1597 l_temp = (OPJ_FLOAT64) * (l_src_data++);
1599 opj_write_double(l_dest_data, l_temp);
1601 l_dest_data += sizeof(OPJ_FLOAT64);
1605 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
1607 j2k_prog_order_t *po;
1608 for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
1609 if (po->enum_prog == prg_order) {
1610 return po->str_prog;
1613 return po->str_prog;
1616 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1617 OPJ_UINT32 p_nb_pocs,
1618 OPJ_UINT32 p_nb_resolutions,
1619 OPJ_UINT32 p_num_comps,
1620 OPJ_UINT32 p_num_layers,
1621 opj_event_mgr_t * p_manager)
1623 OPJ_UINT32* packet_array;
1624 OPJ_UINT32 index, resno, compno, layno;
1626 OPJ_UINT32 step_c = 1;
1627 OPJ_UINT32 step_r = p_num_comps * step_c;
1628 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1629 OPJ_BOOL loss = OPJ_FALSE;
1630 OPJ_UINT32 layno0 = 0;
1632 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
1633 sizeof(OPJ_UINT32));
1634 if (packet_array == 00) {
1635 opj_event_msg(p_manager, EVT_ERROR,
1636 "Not enough memory for checking the poc values.\n");
1640 if (p_nb_pocs == 0) {
1641 opj_free(packet_array);
1645 index = step_r * p_pocs->resno0;
1646 /* take each resolution for each poc */
1647 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1648 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1650 /* take each comp of each resolution for each poc */
1651 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1652 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1654 /* and finally take each layer of each res of ... */
1655 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1656 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1657 packet_array[comp_index] = 1;
1658 comp_index += step_l;
1661 res_index += step_c;
1668 /* iterate through all the pocs */
1669 for (i = 1; i < p_nb_pocs ; ++i) {
1670 OPJ_UINT32 l_last_layno1 = (p_pocs - 1)->layno1 ;
1672 layno0 = (p_pocs->layno1 > l_last_layno1) ? l_last_layno1 : 0;
1673 index = step_r * p_pocs->resno0;
1675 /* take each resolution for each poc */
1676 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1677 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1679 /* take each comp of each resolution for each poc */
1680 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1681 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1683 /* and finally take each layer of each res of ... */
1684 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1685 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1686 packet_array[comp_index] = 1;
1687 comp_index += step_l;
1690 res_index += step_c;
1700 for (layno = 0; layno < p_num_layers ; ++layno) {
1701 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1702 for (compno = 0; compno < p_num_comps; ++compno) {
1703 loss |= (packet_array[index] != 1);
1704 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1711 opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
1714 opj_free(packet_array);
1719 /* ----------------------------------------------------------------------- */
1721 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1724 const OPJ_CHAR *prog = 00;
1726 OPJ_UINT32 tpnum = 1;
1727 opj_tcp_t *tcp = 00;
1728 opj_poc_t * l_current_poc = 00;
1731 assert(tileno < (cp->tw * cp->th));
1732 assert(pino < (cp->tcps[tileno].numpocs + 1));
1734 /* get the given tile coding parameter */
1735 tcp = &cp->tcps[tileno];
1738 l_current_poc = &(tcp->pocs[pino]);
1739 assert(l_current_poc != 0);
1741 /* get the progression order as a character string */
1742 prog = opj_j2k_convert_progression_order(tcp->prg);
1743 assert(strlen(prog) > 0);
1745 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1746 for (i = 0; i < 4; ++i) {
1748 /* component wise */
1750 tpnum *= l_current_poc->compE;
1752 /* resolution wise */
1754 tpnum *= l_current_poc->resE;
1758 tpnum *= l_current_poc->prcE;
1762 tpnum *= l_current_poc->layE;
1765 /* whould we split here ? */
1766 if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
1767 cp->m_specific_param.m_enc.m_tp_pos = i;
1778 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1780 OPJ_UINT32 * p_nb_tiles,
1782 opj_event_mgr_t * p_manager
1785 OPJ_UINT32 pino, tileno;
1786 OPJ_UINT32 l_nb_tiles;
1790 assert(p_nb_tiles != 00);
1792 assert(image != 00);
1793 assert(p_j2k != 00);
1794 assert(p_manager != 00);
1797 OPJ_UNUSED(p_manager);
1799 l_nb_tiles = cp->tw * cp->th;
1804 /* TODO mergeV2: check this part which use cstr_info */
1805 /*if (p_j2k->cstr_info) {
1806 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1808 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1809 OPJ_UINT32 cur_totnum_tp = 0;
1811 opj_pi_update_encoding_parameters(image,cp,tileno);
1813 for (pino = 0; pino <= tcp->numpocs; ++pino)
1815 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1817 *p_nb_tiles = *p_nb_tiles + tp_num;
1819 cur_totnum_tp += tp_num;
1822 tcp->m_nb_tile_parts = cur_totnum_tp;
1824 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1825 if (l_info_tile_ptr->tp == 00) {
1829 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1831 l_info_tile_ptr->num_tps = cur_totnum_tp;
1838 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1839 OPJ_UINT32 cur_totnum_tp = 0;
1841 opj_pi_update_encoding_parameters(image, cp, tileno);
1843 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1844 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
1846 *p_nb_tiles = *p_nb_tiles + tp_num;
1848 cur_totnum_tp += tp_num;
1850 tcp->m_nb_tile_parts = cur_totnum_tp;
1859 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
1860 opj_stream_private_t *p_stream,
1861 opj_event_mgr_t * p_manager)
1863 /* 2 bytes will be written */
1864 OPJ_BYTE * l_start_stream = 00;
1867 assert(p_stream != 00);
1868 assert(p_j2k != 00);
1869 assert(p_manager != 00);
1871 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1873 /* write SOC identifier */
1874 opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
1876 if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
1882 /* update markers struct */
1884 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1886 assert(0 && "TODO");
1887 #endif /* USE_JPWL */
1894 * Reads a SOC marker (Start of Codestream)
1895 * @param p_j2k the jpeg2000 file codec.
1896 * @param p_stream FIXME DOC
1897 * @param p_manager the user event manager.
1899 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
1900 opj_stream_private_t *p_stream,
1901 opj_event_mgr_t * p_manager
1904 OPJ_BYTE l_data [2];
1905 OPJ_UINT32 l_marker;
1908 assert(p_j2k != 00);
1909 assert(p_manager != 00);
1910 assert(p_stream != 00);
1912 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
1916 opj_read_bytes(l_data, &l_marker, 2);
1917 if (l_marker != J2K_MS_SOC) {
1921 /* Next marker should be a SIZ marker in the main header */
1922 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1924 /* FIXME move it in a index structure included in p_j2k*/
1925 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1927 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n",
1928 p_j2k->cstr_index->main_head_start);
1930 /* Add the marker to the codestream index*/
1931 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
1932 p_j2k->cstr_index->main_head_start, 2)) {
1933 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1939 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
1940 opj_stream_private_t *p_stream,
1941 opj_event_mgr_t * p_manager)
1944 OPJ_UINT32 l_size_len;
1945 OPJ_BYTE * l_current_ptr;
1946 opj_image_t * l_image = 00;
1948 opj_image_comp_t * l_img_comp = 00;
1951 assert(p_stream != 00);
1952 assert(p_j2k != 00);
1953 assert(p_manager != 00);
1955 l_image = p_j2k->m_private_image;
1956 cp = &(p_j2k->m_cp);
1957 l_size_len = 40 + 3 * l_image->numcomps;
1958 l_img_comp = l_image->comps;
1960 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1962 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
1963 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1964 if (! new_header_tile_data) {
1965 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1966 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1967 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1968 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1971 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1972 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1975 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1977 /* write SOC identifier */
1978 opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
1981 opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
1984 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1987 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1990 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1993 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1996 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1999 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
2002 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
2005 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
2008 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
2011 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
2014 for (i = 0; i < l_image->numcomps; ++i) {
2015 /* TODO here with MCT ? */
2016 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
2020 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
2023 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
2029 if (opj_stream_write_data(p_stream,
2030 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
2031 p_manager) != l_size_len) {
2039 * Reads a SIZ marker (image and tile size)
2040 * @param p_j2k the jpeg2000 file codec.
2041 * @param p_header_data the data contained in the SIZ box.
2042 * @param p_header_size the size of the data contained in the SIZ marker.
2043 * @param p_manager the user event manager.
2045 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
2046 OPJ_BYTE * p_header_data,
2047 OPJ_UINT32 p_header_size,
2048 opj_event_mgr_t * p_manager
2052 OPJ_UINT32 l_nb_comp;
2053 OPJ_UINT32 l_nb_comp_remain;
2054 OPJ_UINT32 l_remaining_size;
2055 OPJ_UINT32 l_nb_tiles;
2056 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2057 opj_image_t *l_image = 00;
2058 opj_cp_t *l_cp = 00;
2059 opj_image_comp_t * l_img_comp = 00;
2060 opj_tcp_t * l_current_tile_param = 00;
2063 assert(p_j2k != 00);
2064 assert(p_manager != 00);
2065 assert(p_header_data != 00);
2067 l_image = p_j2k->m_private_image;
2068 l_cp = &(p_j2k->m_cp);
2070 /* minimum size == 39 - 3 (= minimum component parameter) */
2071 if (p_header_size < 36) {
2072 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2076 l_remaining_size = p_header_size - 36;
2077 l_nb_comp = l_remaining_size / 3;
2078 l_nb_comp_remain = l_remaining_size % 3;
2079 if (l_nb_comp_remain != 0) {
2080 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2084 opj_read_bytes(p_header_data, &l_tmp,
2085 2); /* Rsiz (capabilities) */
2087 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2088 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2090 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2092 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2094 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2096 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2099 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2102 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2105 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2108 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2111 if (l_tmp < 16385) {
2112 l_image->numcomps = (OPJ_UINT16) l_tmp;
2114 opj_event_msg(p_manager, EVT_ERROR,
2115 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2119 if (l_image->numcomps != l_nb_comp) {
2120 opj_event_msg(p_manager, EVT_ERROR,
2121 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2122 l_image->numcomps, l_nb_comp);
2126 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2127 /* testcase issue427-null-image-size.jp2 */
2128 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2129 opj_event_msg(p_manager, EVT_ERROR,
2130 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2131 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2132 (OPJ_INT64)l_image->y1 - l_image->y0);
2135 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2136 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2137 opj_event_msg(p_manager, EVT_ERROR,
2138 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2143 /* testcase 1610.pdf.SIGSEGV.59c.681 */
2144 if ((0xFFFFFFFFU / l_image->x1) < l_image->y1) {
2145 opj_event_msg(p_manager, EVT_ERROR,
2146 "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2150 /* testcase issue427-illegal-tile-offset.jp2 */
2151 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2152 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2153 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2154 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2155 opj_event_msg(p_manager, EVT_ERROR,
2156 "Error with SIZ marker: illegal tile offset\n");
2161 if (l_cp->correct) {
2162 /* if JPWL is on, we check whether TX errors have damaged
2163 too much the SIZ parameters */
2164 if (!(l_image->x1 * l_image->y1)) {
2165 opj_event_msg(p_manager, EVT_ERROR,
2166 "JPWL: bad image size (%d x %d)\n",
2167 l_image->x1, l_image->y1);
2169 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2174 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2175 if (l_image->numcomps != ((len - 38) / 3)) {
2176 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2177 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2178 l_image->numcomps, ((len - 38) / 3));
2180 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2183 */ /* we try to correct */
2184 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2185 if (l_image->numcomps < ((len - 38) / 3)) {
2186 len = 38 + 3 * l_image->numcomps;
2187 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2190 l_image->numcomps = ((len - 38) / 3);
2191 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2197 /* update components number in the jpwl_exp_comps filed */
2198 l_cp->exp_comps = l_image->numcomps;
2200 #endif /* USE_JPWL */
2202 /* Allocate the resulting image components */
2203 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2204 sizeof(opj_image_comp_t));
2205 if (l_image->comps == 00) {
2206 l_image->numcomps = 0;
2207 opj_event_msg(p_manager, EVT_ERROR,
2208 "Not enough memory to take in charge SIZ marker\n");
2212 l_img_comp = l_image->comps;
2214 /* Read the component information */
2215 for (i = 0; i < l_image->numcomps; ++i) {
2217 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2219 l_img_comp->prec = (tmp & 0x7f) + 1;
2220 l_img_comp->sgnd = tmp >> 7;
2221 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2223 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2224 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2226 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2227 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2228 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2229 opj_event_msg(p_manager, EVT_ERROR,
2230 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2231 i, l_img_comp->dx, l_img_comp->dy);
2234 /* Avoids later undefined shift in computation of */
2235 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2236 << (l_image->comps[i].prec - 1); */
2237 if (l_img_comp->prec > 31) {
2238 opj_event_msg(p_manager, EVT_ERROR,
2239 "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",
2240 i, l_img_comp->prec);
2245 if (l_cp->correct) {
2246 /* if JPWL is on, we check whether TX errors have damaged
2247 too much the SIZ parameters, again */
2248 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2249 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2250 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2251 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2253 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2256 /* we try to correct */
2257 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2258 if (!l_image->comps[i].dx) {
2259 l_image->comps[i].dx = 1;
2260 opj_event_msg(p_manager, EVT_WARNING,
2261 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2262 i, l_image->comps[i].dx);
2264 if (!l_image->comps[i].dy) {
2265 l_image->comps[i].dy = 1;
2266 opj_event_msg(p_manager, EVT_WARNING,
2267 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2268 i, l_image->comps[i].dy);
2272 #endif /* USE_JPWL */
2273 l_img_comp->resno_decoded =
2274 0; /* number of resolution decoded */
2275 l_img_comp->factor =
2276 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2280 /* Compute the number of tiles */
2281 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2282 (OPJ_INT32)l_cp->tdx);
2283 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2284 (OPJ_INT32)l_cp->tdy);
2286 /* Check that the number of tiles is valid */
2287 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2288 opj_event_msg(p_manager, EVT_ERROR,
2289 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2290 l_cp->tw, l_cp->th);
2293 l_nb_tiles = l_cp->tw * l_cp->th;
2295 /* Define the tiles which will be decoded */
2296 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2297 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2298 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2299 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2300 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2301 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2302 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2303 (OPJ_INT32)l_cp->tdx);
2304 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2305 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2306 (OPJ_INT32)l_cp->tdy);
2308 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2309 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2310 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2311 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2315 if (l_cp->correct) {
2316 /* if JPWL is on, we check whether TX errors have damaged
2317 too much the SIZ parameters */
2318 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2319 (l_cp->th > l_cp->max_tiles)) {
2320 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2321 "JPWL: bad number of tiles (%d x %d)\n",
2322 l_cp->tw, l_cp->th);
2324 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2327 /* we try to correct */
2328 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2331 opj_event_msg(p_manager, EVT_WARNING,
2332 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2335 if (l_cp->tw > l_cp->max_tiles) {
2337 opj_event_msg(p_manager, EVT_WARNING,
2338 "- too large x, increase expectance of %d\n"
2339 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2340 l_cp->max_tiles, l_cp->tw);
2344 opj_event_msg(p_manager, EVT_WARNING,
2345 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2348 if (l_cp->th > l_cp->max_tiles) {
2350 opj_event_msg(p_manager, EVT_WARNING,
2351 "- too large y, increase expectance of %d to continue\n",
2352 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2353 l_cp->max_tiles, l_cp->th);
2357 #endif /* USE_JPWL */
2359 /* memory allocations */
2360 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2361 if (l_cp->tcps == 00) {
2362 opj_event_msg(p_manager, EVT_ERROR,
2363 "Not enough memory to take in charge SIZ marker\n");
2368 if (l_cp->correct) {
2370 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2371 "JPWL: could not alloc tcps field of cp\n");
2373 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2378 #endif /* USE_JPWL */
2380 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2381 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2382 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2383 opj_event_msg(p_manager, EVT_ERROR,
2384 "Not enough memory to take in charge SIZ marker\n");
2388 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2389 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2390 sizeof(opj_mct_data_t));
2392 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2393 opj_event_msg(p_manager, EVT_ERROR,
2394 "Not enough memory to take in charge SIZ marker\n");
2397 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2398 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2400 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2401 (opj_simple_mcc_decorrelation_data_t*)
2402 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2403 sizeof(opj_simple_mcc_decorrelation_data_t));
2405 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2406 opj_event_msg(p_manager, EVT_ERROR,
2407 "Not enough memory to take in charge SIZ marker\n");
2410 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2411 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2413 /* set up default dc level shift */
2414 for (i = 0; i < l_image->numcomps; ++i) {
2415 if (! l_image->comps[i].sgnd) {
2416 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2417 << (l_image->comps[i].prec - 1);
2421 l_current_tile_param = l_cp->tcps;
2422 for (i = 0; i < l_nb_tiles; ++i) {
2423 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2424 sizeof(opj_tccp_t));
2425 if (l_current_tile_param->tccps == 00) {
2426 opj_event_msg(p_manager, EVT_ERROR,
2427 "Not enough memory to take in charge SIZ marker\n");
2431 ++l_current_tile_param;
2434 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
2435 opj_image_comp_header_update(l_image, l_cp);
2440 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2441 opj_stream_private_t *p_stream,
2442 opj_event_mgr_t * p_manager
2445 OPJ_UINT32 l_comment_size;
2446 OPJ_UINT32 l_total_com_size;
2447 const OPJ_CHAR *l_comment;
2448 OPJ_BYTE * l_current_ptr = 00;
2451 assert(p_j2k != 00);
2452 assert(p_stream != 00);
2453 assert(p_manager != 00);
2455 l_comment = p_j2k->m_cp.comment;
2456 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2457 l_total_com_size = l_comment_size + 6;
2459 if (l_total_com_size >
2460 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2461 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2462 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2463 if (! new_header_tile_data) {
2464 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2465 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2466 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2467 opj_event_msg(p_manager, EVT_ERROR,
2468 "Not enough memory to write the COM marker\n");
2471 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2472 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2475 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2477 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2480 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2483 opj_write_bytes(l_current_ptr, 1,
2484 2); /* General use (IS 8859-15:1999 (Latin) values) */
2487 memcpy(l_current_ptr, l_comment, l_comment_size);
2489 if (opj_stream_write_data(p_stream,
2490 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2491 p_manager) != l_total_com_size) {
2499 * Reads a COM marker (comments)
2500 * @param p_j2k the jpeg2000 file codec.
2501 * @param p_header_data the data contained in the COM box.
2502 * @param p_header_size the size of the data contained in the COM marker.
2503 * @param p_manager the user event manager.
2505 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2506 OPJ_BYTE * p_header_data,
2507 OPJ_UINT32 p_header_size,
2508 opj_event_mgr_t * p_manager
2512 assert(p_j2k != 00);
2513 assert(p_manager != 00);
2514 assert(p_header_data != 00);
2517 OPJ_UNUSED(p_header_data);
2518 OPJ_UNUSED(p_header_size);
2519 OPJ_UNUSED(p_manager);
2524 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2525 opj_stream_private_t *p_stream,
2526 opj_event_mgr_t * p_manager)
2528 opj_cp_t *l_cp = 00;
2529 opj_tcp_t *l_tcp = 00;
2530 OPJ_UINT32 l_code_size, l_remaining_size;
2531 OPJ_BYTE * l_current_data = 00;
2534 assert(p_j2k != 00);
2535 assert(p_manager != 00);
2536 assert(p_stream != 00);
2538 l_cp = &(p_j2k->m_cp);
2539 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2540 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2541 p_j2k->m_current_tile_number, 0);
2542 l_remaining_size = l_code_size;
2544 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2545 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2546 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2547 if (! new_header_tile_data) {
2548 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2549 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2550 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2551 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2554 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2555 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2558 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2560 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2561 l_current_data += 2;
2563 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2564 l_current_data += 2;
2566 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2569 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2572 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2573 l_current_data += 2;
2575 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2578 l_remaining_size -= 9;
2580 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2581 l_current_data, &l_remaining_size, p_manager)) {
2582 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2586 if (l_remaining_size != 0) {
2587 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2591 if (opj_stream_write_data(p_stream,
2592 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2593 p_manager) != l_code_size) {
2601 * Reads a COD marker (Coding Styke defaults)
2602 * @param p_header_data the data contained in the COD box.
2603 * @param p_j2k the jpeg2000 codec.
2604 * @param p_header_size the size of the data contained in the COD marker.
2605 * @param p_manager the user event manager.
2607 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2608 OPJ_BYTE * p_header_data,
2609 OPJ_UINT32 p_header_size,
2610 opj_event_mgr_t * p_manager
2616 opj_cp_t *l_cp = 00;
2617 opj_tcp_t *l_tcp = 00;
2618 opj_image_t *l_image = 00;
2621 assert(p_header_data != 00);
2622 assert(p_j2k != 00);
2623 assert(p_manager != 00);
2625 l_image = p_j2k->m_private_image;
2626 l_cp = &(p_j2k->m_cp);
2628 /* If we are in the first tile-part header of the current tile */
2629 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2630 &l_cp->tcps[p_j2k->m_current_tile_number] :
2631 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2633 /* Only one COD per tile */
2635 opj_event_msg(p_manager, EVT_ERROR,
2636 "COD marker already read. No more than one COD marker per tile.\n");
2641 /* Make sure room is sufficient */
2642 if (p_header_size < 5) {
2643 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2647 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2649 /* Make sure we know how to decode this */
2650 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2651 J2K_CP_CSTY_EPH)) != 0U) {
2652 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2655 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2657 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2658 /* Make sure progression order is valid */
2659 if (l_tcp->prg > OPJ_CPRL) {
2660 opj_event_msg(p_manager, EVT_ERROR,
2661 "Unknown progression order in COD marker\n");
2662 l_tcp->prg = OPJ_PROG_UNKNOWN;
2664 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2667 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2668 opj_event_msg(p_manager, EVT_ERROR,
2669 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2674 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2675 if (l_cp->m_specific_param.m_dec.m_layer) {
2676 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2678 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2681 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2685 for (i = 0; i < l_image->numcomps; ++i) {
2686 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2689 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2691 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2695 if (p_header_size != 0) {
2696 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2700 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2701 opj_j2k_copy_tile_component_parameters(p_j2k);
2704 #ifdef WIP_REMOVE_MSD
2705 if (p_j2k->cstr_info) {
2706 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2707 p_j2k->cstr_info->prog = l_tcp->prg;
2708 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2709 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2710 l_image->numcomps * sizeof(OPJ_UINT32));
2711 if (!p_j2k->cstr_info->numdecompos) {
2714 for (i = 0; i < l_image->numcomps; ++i) {
2715 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2723 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2724 OPJ_UINT32 p_comp_no,
2725 opj_stream_private_t *p_stream,
2726 opj_event_mgr_t * p_manager)
2728 OPJ_UINT32 l_coc_size, l_remaining_size;
2729 OPJ_UINT32 l_comp_room;
2732 assert(p_j2k != 00);
2733 assert(p_manager != 00);
2734 assert(p_stream != 00);
2736 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2738 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2739 p_j2k->m_current_tile_number, p_comp_no);
2741 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2742 OPJ_BYTE *new_header_tile_data;
2743 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2744 = (OPJ_BYTE*)opj_realloc(
2745 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2748 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2749 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2750 if (! new_header_tile_data) {
2751 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2752 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2753 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2754 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2757 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2758 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2761 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2762 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2765 if (opj_stream_write_data(p_stream,
2766 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2767 p_manager) != l_coc_size) {
2774 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2775 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2777 opj_cp_t *l_cp = NULL;
2778 opj_tcp_t *l_tcp = NULL;
2781 assert(p_j2k != 00);
2783 l_cp = &(p_j2k->m_cp);
2784 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2786 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2791 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2792 p_first_comp_no, p_second_comp_no);
2795 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2796 OPJ_UINT32 p_comp_no,
2798 OPJ_UINT32 * p_data_written,
2799 opj_event_mgr_t * p_manager
2802 opj_cp_t *l_cp = 00;
2803 opj_tcp_t *l_tcp = 00;
2804 OPJ_UINT32 l_coc_size, l_remaining_size;
2805 OPJ_BYTE * l_current_data = 00;
2806 opj_image_t *l_image = 00;
2807 OPJ_UINT32 l_comp_room;
2810 assert(p_j2k != 00);
2811 assert(p_manager != 00);
2813 l_cp = &(p_j2k->m_cp);
2814 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2815 l_image = p_j2k->m_private_image;
2816 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2818 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2819 p_j2k->m_current_tile_number, p_comp_no);
2820 l_remaining_size = l_coc_size;
2822 l_current_data = p_data;
2824 opj_write_bytes(l_current_data, J2K_MS_COC,
2826 l_current_data += 2;
2828 opj_write_bytes(l_current_data, l_coc_size - 2,
2830 l_current_data += 2;
2832 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2833 l_current_data += l_comp_room;
2835 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2839 l_remaining_size -= (5 + l_comp_room);
2840 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2841 l_current_data, &l_remaining_size, p_manager);
2842 * p_data_written = l_coc_size;
2845 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2848 OPJ_UINT32 l_nb_comp;
2849 OPJ_UINT32 l_nb_tiles;
2850 OPJ_UINT32 l_max = 0;
2854 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2855 l_nb_comp = p_j2k->m_private_image->numcomps;
2857 for (i = 0; i < l_nb_tiles; ++i) {
2858 for (j = 0; j < l_nb_comp; ++j) {
2859 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2867 * Reads a COC marker (Coding Style Component)
2868 * @param p_header_data the data contained in the COC box.
2869 * @param p_j2k the jpeg2000 codec.
2870 * @param p_header_size the size of the data contained in the COC marker.
2871 * @param p_manager the user event manager.
2873 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2874 OPJ_BYTE * p_header_data,
2875 OPJ_UINT32 p_header_size,
2876 opj_event_mgr_t * p_manager
2879 opj_cp_t *l_cp = NULL;
2880 opj_tcp_t *l_tcp = NULL;
2881 opj_image_t *l_image = NULL;
2882 OPJ_UINT32 l_comp_room;
2883 OPJ_UINT32 l_comp_no;
2886 assert(p_header_data != 00);
2887 assert(p_j2k != 00);
2888 assert(p_manager != 00);
2890 l_cp = &(p_j2k->m_cp);
2891 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2893 &l_cp->tcps[p_j2k->m_current_tile_number] :
2894 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2895 l_image = p_j2k->m_private_image;
2897 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2899 /* make sure room is sufficient*/
2900 if (p_header_size < l_comp_room + 1) {
2901 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2904 p_header_size -= l_comp_room + 1;
2906 opj_read_bytes(p_header_data, &l_comp_no,
2907 l_comp_room); /* Ccoc */
2908 p_header_data += l_comp_room;
2909 if (l_comp_no >= l_image->numcomps) {
2910 opj_event_msg(p_manager, EVT_ERROR,
2911 "Error reading COC marker (bad number of components)\n");
2915 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2919 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2921 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2925 if (p_header_size != 0) {
2926 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2932 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2933 opj_stream_private_t *p_stream,
2934 opj_event_mgr_t * p_manager
2937 OPJ_UINT32 l_qcd_size, l_remaining_size;
2938 OPJ_BYTE * l_current_data = 00;
2941 assert(p_j2k != 00);
2942 assert(p_manager != 00);
2943 assert(p_stream != 00);
2945 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2947 l_remaining_size = l_qcd_size;
2949 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2950 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2951 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2952 if (! new_header_tile_data) {
2953 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2954 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2955 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2956 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2959 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2960 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2963 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2965 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2966 l_current_data += 2;
2968 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
2969 l_current_data += 2;
2971 l_remaining_size -= 4;
2973 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
2974 l_current_data, &l_remaining_size, p_manager)) {
2975 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2979 if (l_remaining_size != 0) {
2980 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2984 if (opj_stream_write_data(p_stream,
2985 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
2986 p_manager) != l_qcd_size) {
2994 * Reads a QCD marker (Quantization defaults)
2995 * @param p_header_data the data contained in the QCD box.
2996 * @param p_j2k the jpeg2000 codec.
2997 * @param p_header_size the size of the data contained in the QCD marker.
2998 * @param p_manager the user event manager.
3000 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3001 OPJ_BYTE * p_header_data,
3002 OPJ_UINT32 p_header_size,
3003 opj_event_mgr_t * p_manager
3007 assert(p_header_data != 00);
3008 assert(p_j2k != 00);
3009 assert(p_manager != 00);
3011 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3013 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3017 if (p_header_size != 0) {
3018 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3022 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3023 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3028 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3029 OPJ_UINT32 p_comp_no,
3030 opj_stream_private_t *p_stream,
3031 opj_event_mgr_t * p_manager
3034 OPJ_UINT32 l_qcc_size, l_remaining_size;
3037 assert(p_j2k != 00);
3038 assert(p_manager != 00);
3039 assert(p_stream != 00);
3041 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3043 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3044 l_remaining_size = l_qcc_size;
3046 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3047 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3048 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3049 if (! new_header_tile_data) {
3050 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3051 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3052 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3053 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3056 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3057 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3060 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3061 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3064 if (opj_stream_write_data(p_stream,
3065 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3066 p_manager) != l_qcc_size) {
3073 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3074 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3076 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3077 p_first_comp_no, p_second_comp_no);
3080 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3081 OPJ_UINT32 p_comp_no,
3083 OPJ_UINT32 * p_data_written,
3084 opj_event_mgr_t * p_manager
3087 OPJ_UINT32 l_qcc_size, l_remaining_size;
3088 OPJ_BYTE * l_current_data = 00;
3091 assert(p_j2k != 00);
3092 assert(p_manager != 00);
3094 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3096 l_remaining_size = l_qcc_size;
3098 l_current_data = p_data;
3100 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3101 l_current_data += 2;
3103 if (p_j2k->m_private_image->numcomps <= 256) {
3106 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3107 l_current_data += 2;
3109 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3112 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3113 l_remaining_size -= 6;
3115 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3116 l_current_data += 2;
3118 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3119 l_current_data += 2;
3121 l_remaining_size -= 6;
3124 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3125 l_current_data, &l_remaining_size, p_manager);
3127 *p_data_written = l_qcc_size;
3130 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3132 return opj_j2k_get_max_coc_size(p_j2k);
3136 * Reads a QCC marker (Quantization component)
3137 * @param p_header_data the data contained in the QCC box.
3138 * @param p_j2k the jpeg2000 codec.
3139 * @param p_header_size the size of the data contained in the QCC marker.
3140 * @param p_manager the user event manager.
3142 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3143 OPJ_BYTE * p_header_data,
3144 OPJ_UINT32 p_header_size,
3145 opj_event_mgr_t * p_manager
3148 OPJ_UINT32 l_num_comp, l_comp_no;
3151 assert(p_header_data != 00);
3152 assert(p_j2k != 00);
3153 assert(p_manager != 00);
3155 l_num_comp = p_j2k->m_private_image->numcomps;
3157 if (l_num_comp <= 256) {
3158 if (p_header_size < 1) {
3159 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3162 opj_read_bytes(p_header_data, &l_comp_no, 1);
3166 if (p_header_size < 2) {
3167 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3170 opj_read_bytes(p_header_data, &l_comp_no, 2);
3176 if (p_j2k->m_cp.correct) {
3178 static OPJ_UINT32 backup_compno = 0;
3180 /* compno is negative or larger than the number of components!!! */
3181 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3182 opj_event_msg(p_manager, EVT_ERROR,
3183 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3184 l_comp_no, l_num_comp);
3186 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3189 /* we try to correct */
3190 l_comp_no = backup_compno % l_num_comp;
3191 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3192 "- setting component number to %d\n",
3196 /* keep your private count of tiles */
3199 #endif /* USE_JPWL */
3201 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3202 opj_event_msg(p_manager, EVT_ERROR,
3203 "Invalid component number: %d, regarding the number of components %d\n",
3204 l_comp_no, p_j2k->m_private_image->numcomps);
3208 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3210 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3214 if (p_header_size != 0) {
3215 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3222 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3223 opj_stream_private_t *p_stream,
3224 opj_event_mgr_t * p_manager
3227 OPJ_UINT32 l_nb_comp;
3228 OPJ_UINT32 l_nb_poc;
3229 OPJ_UINT32 l_poc_size;
3230 OPJ_UINT32 l_written_size = 0;
3231 opj_tcp_t *l_tcp = 00;
3232 OPJ_UINT32 l_poc_room;
3235 assert(p_j2k != 00);
3236 assert(p_manager != 00);
3237 assert(p_stream != 00);
3239 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3240 l_nb_comp = p_j2k->m_private_image->numcomps;
3241 l_nb_poc = 1 + l_tcp->numpocs;
3243 if (l_nb_comp <= 256) {
3248 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3250 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3251 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3252 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3253 if (! new_header_tile_data) {
3254 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3255 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3256 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3257 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3260 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3261 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3264 opj_j2k_write_poc_in_memory(p_j2k,
3265 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3268 if (opj_stream_write_data(p_stream,
3269 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3270 p_manager) != l_poc_size) {
3277 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3279 OPJ_UINT32 * p_data_written,
3280 opj_event_mgr_t * p_manager
3284 OPJ_BYTE * l_current_data = 00;
3285 OPJ_UINT32 l_nb_comp;
3286 OPJ_UINT32 l_nb_poc;
3287 OPJ_UINT32 l_poc_size;
3288 opj_image_t *l_image = 00;
3289 opj_tcp_t *l_tcp = 00;
3290 opj_tccp_t *l_tccp = 00;
3291 opj_poc_t *l_current_poc = 00;
3292 OPJ_UINT32 l_poc_room;
3295 assert(p_j2k != 00);
3296 assert(p_manager != 00);
3298 OPJ_UNUSED(p_manager);
3300 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3301 l_tccp = &l_tcp->tccps[0];
3302 l_image = p_j2k->m_private_image;
3303 l_nb_comp = l_image->numcomps;
3304 l_nb_poc = 1 + l_tcp->numpocs;
3306 if (l_nb_comp <= 256) {
3312 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3314 l_current_data = p_data;
3316 opj_write_bytes(l_current_data, J2K_MS_POC,
3318 l_current_data += 2;
3320 opj_write_bytes(l_current_data, l_poc_size - 2,
3322 l_current_data += 2;
3324 l_current_poc = l_tcp->pocs;
3325 for (i = 0; i < l_nb_poc; ++i) {
3326 opj_write_bytes(l_current_data, l_current_poc->resno0,
3330 opj_write_bytes(l_current_data, l_current_poc->compno0,
3331 l_poc_room); /* CSpoc_i */
3332 l_current_data += l_poc_room;
3334 opj_write_bytes(l_current_data, l_current_poc->layno1,
3336 l_current_data += 2;
3338 opj_write_bytes(l_current_data, l_current_poc->resno1,
3342 opj_write_bytes(l_current_data, l_current_poc->compno1,
3343 l_poc_room); /* CEpoc_i */
3344 l_current_data += l_poc_room;
3346 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3350 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3351 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3352 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3353 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3354 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3355 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3356 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3361 *p_data_written = l_poc_size;
3364 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3366 opj_tcp_t * l_tcp = 00;
3367 OPJ_UINT32 l_nb_tiles = 0;
3368 OPJ_UINT32 l_max_poc = 0;
3371 l_tcp = p_j2k->m_cp.tcps;
3372 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3374 for (i = 0; i < l_nb_tiles; ++i) {
3375 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3381 return 4 + 9 * l_max_poc;
3384 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3387 OPJ_UINT32 l_nb_tiles;
3388 OPJ_UINT32 l_max = 0;
3389 opj_tcp_t * l_tcp = 00;
3391 l_tcp = p_j2k->m_cp.tcps;
3392 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3394 for (i = 0; i < l_nb_tiles; ++i) {
3395 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3403 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3405 OPJ_UINT32 l_nb_bytes = 0;
3406 OPJ_UINT32 l_nb_comps;
3407 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3409 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3410 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3412 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3413 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3414 l_nb_bytes += l_nb_comps * l_coc_bytes;
3416 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3417 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3420 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3422 /*** DEVELOPER CORNER, Add room for your headers ***/
3428 * Reads a POC marker (Progression Order Change)
3430 * @param p_header_data the data contained in the POC box.
3431 * @param p_j2k the jpeg2000 codec.
3432 * @param p_header_size the size of the data contained in the POC marker.
3433 * @param p_manager the user event manager.
3435 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3436 OPJ_BYTE * p_header_data,
3437 OPJ_UINT32 p_header_size,
3438 opj_event_mgr_t * p_manager
3441 OPJ_UINT32 i, l_nb_comp, l_tmp;
3442 opj_image_t * l_image = 00;
3443 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3444 OPJ_UINT32 l_chunk_size, l_comp_room;
3446 opj_cp_t *l_cp = 00;
3447 opj_tcp_t *l_tcp = 00;
3448 opj_poc_t *l_current_poc = 00;
3451 assert(p_header_data != 00);
3452 assert(p_j2k != 00);
3453 assert(p_manager != 00);
3455 l_image = p_j2k->m_private_image;
3456 l_nb_comp = l_image->numcomps;
3457 if (l_nb_comp <= 256) {
3462 l_chunk_size = 5 + 2 * l_comp_room;
3463 l_current_poc_nb = p_header_size / l_chunk_size;
3464 l_current_poc_remaining = p_header_size % l_chunk_size;
3466 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3467 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3471 l_cp = &(p_j2k->m_cp);
3472 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3473 &l_cp->tcps[p_j2k->m_current_tile_number] :
3474 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3475 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3476 l_current_poc_nb += l_old_poc_nb;
3478 if (l_current_poc_nb >= 32) {
3479 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3482 assert(l_current_poc_nb < 32);
3484 /* now poc is in use.*/
3487 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3488 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3489 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3492 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3493 l_comp_room); /* CSpoc_i */
3494 p_header_data += l_comp_room;
3495 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3497 /* make sure layer end is in acceptable bounds */
3498 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3500 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3503 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3504 l_comp_room); /* CEpoc_i */
3505 p_header_data += l_comp_room;
3506 opj_read_bytes(p_header_data, &l_tmp,
3509 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3510 /* make sure comp is in acceptable bounds */
3511 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3515 l_tcp->numpocs = l_current_poc_nb - 1;
3520 * Reads a CRG marker (Component registration)
3522 * @param p_header_data the data contained in the TLM box.
3523 * @param p_j2k the jpeg2000 codec.
3524 * @param p_header_size the size of the data contained in the TLM marker.
3525 * @param p_manager the user event manager.
3527 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3528 OPJ_BYTE * p_header_data,
3529 OPJ_UINT32 p_header_size,
3530 opj_event_mgr_t * p_manager
3533 OPJ_UINT32 l_nb_comp;
3535 assert(p_header_data != 00);
3536 assert(p_j2k != 00);
3537 assert(p_manager != 00);
3539 OPJ_UNUSED(p_header_data);
3541 l_nb_comp = p_j2k->m_private_image->numcomps;
3543 if (p_header_size != l_nb_comp * 4) {
3544 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3547 /* Do not care of this at the moment since only local variables are set here */
3550 (i = 0; i < l_nb_comp; ++i)
3552 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3554 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3562 * Reads a TLM marker (Tile Length Marker)
3564 * @param p_header_data the data contained in the TLM box.
3565 * @param p_j2k the jpeg2000 codec.
3566 * @param p_header_size the size of the data contained in the TLM marker.
3567 * @param p_manager the user event manager.
3569 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3570 OPJ_BYTE * p_header_data,
3571 OPJ_UINT32 p_header_size,
3572 opj_event_mgr_t * p_manager
3575 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3578 assert(p_header_data != 00);
3579 assert(p_j2k != 00);
3580 assert(p_manager != 00);
3584 if (p_header_size < 2) {
3585 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3590 opj_read_bytes(p_header_data, &l_Ztlm,
3593 opj_read_bytes(p_header_data, &l_Stlm,
3597 l_ST = ((l_Stlm >> 4) & 0x3);
3598 l_SP = (l_Stlm >> 6) & 0x1;
3600 l_Ptlm_size = (l_SP + 1) * 2;
3601 l_quotient = l_Ptlm_size + l_ST;
3603 l_tot_num_tp_remaining = p_header_size % l_quotient;
3605 if (l_tot_num_tp_remaining != 0) {
3606 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3609 /* FIXME Do not care of this at the moment since only local variables are set here */
3612 (i = 0; i < l_tot_num_tp; ++i)
3614 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3615 p_header_data += l_ST;
3616 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3617 p_header_data += l_Ptlm_size;
3623 * Reads a PLM marker (Packet length, main header marker)
3625 * @param p_header_data the data contained in the TLM box.
3626 * @param p_j2k the jpeg2000 codec.
3627 * @param p_header_size the size of the data contained in the TLM marker.
3628 * @param p_manager the user event manager.
3630 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3631 OPJ_BYTE * p_header_data,
3632 OPJ_UINT32 p_header_size,
3633 opj_event_mgr_t * p_manager
3637 assert(p_header_data != 00);
3638 assert(p_j2k != 00);
3639 assert(p_manager != 00);
3642 OPJ_UNUSED(p_header_data);
3644 if (p_header_size < 1) {
3645 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3648 /* Do not care of this at the moment since only local variables are set here */
3650 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3657 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3659 p_header_size -= (1+l_Nplm);
3663 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3667 (i = 0; i < l_Nplm; ++i)
3669 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3671 // take only the last seven bytes
3672 l_packet_len |= (l_tmp & 0x7f);
3680 // store packet length and proceed to next packet
3687 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3696 * Reads a PLT marker (Packet length, tile-part header)
3698 * @param p_header_data the data contained in the PLT box.
3699 * @param p_j2k the jpeg2000 codec.
3700 * @param p_header_size the size of the data contained in the PLT marker.
3701 * @param p_manager the user event manager.
3703 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3704 OPJ_BYTE * p_header_data,
3705 OPJ_UINT32 p_header_size,
3706 opj_event_mgr_t * p_manager
3709 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3712 assert(p_header_data != 00);
3713 assert(p_j2k != 00);
3714 assert(p_manager != 00);
3718 if (p_header_size < 1) {
3719 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3723 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3727 for (i = 0; i < p_header_size; ++i) {
3728 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3730 /* take only the last seven bytes */
3731 l_packet_len |= (l_tmp & 0x7f);
3735 /* store packet length and proceed to next packet */
3740 if (l_packet_len != 0) {
3741 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3749 * Reads a PPM marker (Packed packet headers, main header)
3751 * @param p_header_data the data contained in the POC box.
3752 * @param p_j2k the jpeg2000 codec.
3753 * @param p_header_size the size of the data contained in the POC marker.
3754 * @param p_manager the user event manager.
3757 static OPJ_BOOL opj_j2k_read_ppm(
3759 OPJ_BYTE * p_header_data,
3760 OPJ_UINT32 p_header_size,
3761 opj_event_mgr_t * p_manager)
3763 opj_cp_t *l_cp = 00;
3767 assert(p_header_data != 00);
3768 assert(p_j2k != 00);
3769 assert(p_manager != 00);
3771 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3772 if (p_header_size < 2) {
3773 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3777 l_cp = &(p_j2k->m_cp);
3780 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3784 /* check allocation needed */
3785 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3786 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3787 assert(l_cp->ppm_markers_count == 0U);
3789 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3790 if (l_cp->ppm_markers == NULL) {
3791 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3794 l_cp->ppm_markers_count = l_newCount;
3795 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3796 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3797 opj_ppx *new_ppm_markers;
3798 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3799 l_newCount * sizeof(opj_ppx));
3800 if (new_ppm_markers == NULL) {
3801 /* clean up to be done on l_cp destruction */
3802 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3805 l_cp->ppm_markers = new_ppm_markers;
3806 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3807 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3808 l_cp->ppm_markers_count = l_newCount;
3811 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3812 /* clean up to be done on l_cp destruction */
3813 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3817 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3818 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3819 /* clean up to be done on l_cp destruction */
3820 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3823 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3824 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3830 * Merges all PPM markers read (Packed headers, main header)
3832 * @param p_cp main coding parameters.
3833 * @param p_manager the user event manager.
3835 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3837 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3841 assert(p_manager != 00);
3842 assert(p_cp->ppm_buffer == NULL);
3844 if (p_cp->ppm == 0U) {
3848 l_ppm_data_size = 0U;
3849 l_N_ppm_remaining = 0U;
3850 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3851 if (p_cp->ppm_markers[i].m_data !=
3852 NULL) { /* standard doesn't seem to require contiguous Zppm */
3854 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3855 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3857 if (l_N_ppm_remaining >= l_data_size) {
3858 l_N_ppm_remaining -= l_data_size;
3861 l_data += l_N_ppm_remaining;
3862 l_data_size -= l_N_ppm_remaining;
3863 l_N_ppm_remaining = 0U;
3866 if (l_data_size > 0U) {
3869 if (l_data_size < 4U) {
3870 /* clean up to be done on l_cp destruction */
3871 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3874 opj_read_bytes(l_data, &l_N_ppm, 4);
3878 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 */
3880 if (l_data_size >= l_N_ppm) {
3881 l_data_size -= l_N_ppm;
3884 l_N_ppm_remaining = l_N_ppm - l_data_size;
3887 } while (l_data_size > 0U);
3892 if (l_N_ppm_remaining != 0U) {
3893 /* clean up to be done on l_cp destruction */
3894 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3898 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3899 if (p_cp->ppm_buffer == 00) {
3900 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3903 p_cp->ppm_len = l_ppm_data_size;
3904 l_ppm_data_size = 0U;
3905 l_N_ppm_remaining = 0U;
3906 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3907 if (p_cp->ppm_markers[i].m_data !=
3908 NULL) { /* standard doesn't seem to require contiguous Zppm */
3910 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3911 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3913 if (l_N_ppm_remaining >= l_data_size) {
3914 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3915 l_ppm_data_size += l_data_size;
3916 l_N_ppm_remaining -= l_data_size;
3919 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3920 l_ppm_data_size += l_N_ppm_remaining;
3921 l_data += l_N_ppm_remaining;
3922 l_data_size -= l_N_ppm_remaining;
3923 l_N_ppm_remaining = 0U;
3926 if (l_data_size > 0U) {
3929 if (l_data_size < 4U) {
3930 /* clean up to be done on l_cp destruction */
3931 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3934 opj_read_bytes(l_data, &l_N_ppm, 4);
3938 if (l_data_size >= l_N_ppm) {
3939 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3940 l_ppm_data_size += l_N_ppm;
3941 l_data_size -= l_N_ppm;
3944 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3945 l_ppm_data_size += l_data_size;
3946 l_N_ppm_remaining = l_N_ppm - l_data_size;
3949 } while (l_data_size > 0U);
3951 opj_free(p_cp->ppm_markers[i].m_data);
3952 p_cp->ppm_markers[i].m_data = NULL;
3953 p_cp->ppm_markers[i].m_data_size = 0U;
3957 p_cp->ppm_data = p_cp->ppm_buffer;
3958 p_cp->ppm_data_size = p_cp->ppm_len;
3960 p_cp->ppm_markers_count = 0U;
3961 opj_free(p_cp->ppm_markers);
3962 p_cp->ppm_markers = NULL;
3968 * Reads a PPT marker (Packed packet headers, tile-part header)
3970 * @param p_header_data the data contained in the PPT box.
3971 * @param p_j2k the jpeg2000 codec.
3972 * @param p_header_size the size of the data contained in the PPT marker.
3973 * @param p_manager the user event manager.
3975 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
3976 OPJ_BYTE * p_header_data,
3977 OPJ_UINT32 p_header_size,
3978 opj_event_mgr_t * p_manager
3981 opj_cp_t *l_cp = 00;
3982 opj_tcp_t *l_tcp = 00;
3986 assert(p_header_data != 00);
3987 assert(p_j2k != 00);
3988 assert(p_manager != 00);
3990 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
3991 if (p_header_size < 2) {
3992 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3996 l_cp = &(p_j2k->m_cp);
3998 opj_event_msg(p_manager, EVT_ERROR,
3999 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4003 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4006 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4010 /* check allocation needed */
4011 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4012 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4013 assert(l_tcp->ppt_markers_count == 0U);
4015 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4016 if (l_tcp->ppt_markers == NULL) {
4017 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4020 l_tcp->ppt_markers_count = l_newCount;
4021 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4022 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4023 opj_ppx *new_ppt_markers;
4024 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4025 l_newCount * sizeof(opj_ppx));
4026 if (new_ppt_markers == NULL) {
4027 /* clean up to be done on l_tcp destruction */
4028 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4031 l_tcp->ppt_markers = new_ppt_markers;
4032 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4033 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4034 l_tcp->ppt_markers_count = l_newCount;
4037 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4038 /* clean up to be done on l_tcp destruction */
4039 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4043 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4044 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4045 /* clean up to be done on l_tcp destruction */
4046 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4049 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4050 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4055 * Merges all PPT markers read (Packed packet headers, tile-part header)
4057 * @param p_tcp the tile.
4058 * @param p_manager the user event manager.
4060 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4062 OPJ_UINT32 i, l_ppt_data_size;
4064 assert(p_tcp != 00);
4065 assert(p_manager != 00);
4066 assert(p_tcp->ppt_buffer == NULL);
4068 if (p_tcp->ppt == 0U) {
4072 l_ppt_data_size = 0U;
4073 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4075 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4078 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4079 if (p_tcp->ppt_buffer == 00) {
4080 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4083 p_tcp->ppt_len = l_ppt_data_size;
4084 l_ppt_data_size = 0U;
4085 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4086 if (p_tcp->ppt_markers[i].m_data !=
4087 NULL) { /* standard doesn't seem to require contiguous Zppt */
4088 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4089 p_tcp->ppt_markers[i].m_data_size);
4091 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4093 opj_free(p_tcp->ppt_markers[i].m_data);
4094 p_tcp->ppt_markers[i].m_data = NULL;
4095 p_tcp->ppt_markers[i].m_data_size = 0U;
4099 p_tcp->ppt_markers_count = 0U;
4100 opj_free(p_tcp->ppt_markers);
4101 p_tcp->ppt_markers = NULL;
4103 p_tcp->ppt_data = p_tcp->ppt_buffer;
4104 p_tcp->ppt_data_size = p_tcp->ppt_len;
4108 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4109 opj_stream_private_t *p_stream,
4110 opj_event_mgr_t * p_manager
4113 OPJ_BYTE * l_current_data = 00;
4114 OPJ_UINT32 l_tlm_size;
4117 assert(p_j2k != 00);
4118 assert(p_manager != 00);
4119 assert(p_stream != 00);
4121 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4123 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4124 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4125 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4126 if (! new_header_tile_data) {
4127 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4128 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4129 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4130 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4133 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4134 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4137 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4139 /* change the way data is written to avoid seeking if possible */
4141 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4143 opj_write_bytes(l_current_data, J2K_MS_TLM,
4145 l_current_data += 2;
4147 opj_write_bytes(l_current_data, l_tlm_size - 2,
4149 l_current_data += 2;
4151 opj_write_bytes(l_current_data, 0,
4155 opj_write_bytes(l_current_data, 0x50,
4156 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4159 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4160 if (opj_stream_write_data(p_stream,
4161 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4162 p_manager) != l_tlm_size) {
4169 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4171 OPJ_UINT32 * p_data_written,
4172 const opj_stream_private_t *p_stream,
4173 opj_event_mgr_t * p_manager
4177 assert(p_j2k != 00);
4178 assert(p_manager != 00);
4179 assert(p_stream != 00);
4181 OPJ_UNUSED(p_stream);
4182 OPJ_UNUSED(p_manager);
4184 opj_write_bytes(p_data, J2K_MS_SOT,
4188 opj_write_bytes(p_data, 10,
4192 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4199 opj_write_bytes(p_data,
4200 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4204 opj_write_bytes(p_data,
4205 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4211 /* update markers struct */
4213 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4215 assert(0 && "TODO");
4216 #endif /* USE_JPWL */
4218 * p_data_written = 12;
4223 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4224 OPJ_UINT32 p_header_size,
4225 OPJ_UINT32* p_tile_no,
4226 OPJ_UINT32* p_tot_len,
4227 OPJ_UINT32* p_current_part,
4228 OPJ_UINT32* p_num_parts,
4229 opj_event_mgr_t * p_manager)
4232 assert(p_header_data != 00);
4233 assert(p_manager != 00);
4235 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4236 if (p_header_size != 8) {
4237 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4241 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4243 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4245 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4247 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4252 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4253 OPJ_BYTE * p_header_data,
4254 OPJ_UINT32 p_header_size,
4255 opj_event_mgr_t * p_manager)
4257 opj_cp_t *l_cp = 00;
4258 opj_tcp_t *l_tcp = 00;
4259 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4260 OPJ_UINT32 l_current_part;
4261 OPJ_UINT32 l_tile_x, l_tile_y;
4265 assert(p_j2k != 00);
4266 assert(p_manager != 00);
4268 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4269 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4271 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4275 l_cp = &(p_j2k->m_cp);
4277 /* testcase 2.pdf.SIGFPE.706.1112 */
4278 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4279 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4280 p_j2k->m_current_tile_number);
4284 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4285 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4286 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4288 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4289 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4290 /* We must avoid reading twice the same tile part number for a given tile */
4291 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4292 /* several times. */
4293 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4294 /* should appear in increasing order. */
4295 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4296 opj_event_msg(p_manager, EVT_ERROR,
4297 "Invalid tile part index for tile number %d. "
4298 "Got %d, expected %d\n",
4299 p_j2k->m_current_tile_number,
4301 l_tcp->m_current_tile_part_number + 1);
4304 ++ l_tcp->m_current_tile_part_number;
4307 if (l_cp->correct) {
4309 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4310 static OPJ_UINT32 backup_tileno = 0;
4312 /* tileno is negative or larger than the number of tiles!!! */
4313 if (tileno > (l_cp->tw * l_cp->th)) {
4314 opj_event_msg(p_manager, EVT_ERROR,
4315 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4316 tileno, (l_cp->tw * l_cp->th));
4318 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4321 /* we try to correct */
4322 tileno = backup_tileno;
4323 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4324 "- setting tile number to %d\n",
4328 /* keep your private count of tiles */
4331 #endif /* USE_JPWL */
4333 /* look for the tile in the list of already processed tile (in parts). */
4334 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4335 /* since the time taken by this function can only grow at the time */
4337 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4338 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4340 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4341 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4344 opj_event_msg(p_manager, EVT_ERROR,
4345 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4351 if (l_cp->correct) {
4353 /* totlen is negative or larger than the bytes left!!! */
4354 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4355 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4356 opj_event_msg(p_manager, EVT_ERROR,
4357 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4359 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4361 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4364 /* we try to correct */
4366 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4367 "- setting Psot to %d => assuming it is the last tile\n",
4371 #endif /* USE_JPWL */
4373 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4375 opj_event_msg(p_manager, EVT_INFO,
4376 "Psot value of the current tile-part is equal to zero, "
4377 "we assuming it is the last tile-part of the codestream.\n");
4378 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4381 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4382 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4383 opj_event_msg(p_manager, EVT_ERROR,
4384 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4385 "number of tile-part (%d), giving up\n", l_current_part,
4386 l_tcp->m_nb_tile_parts);
4387 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4392 0) { /* Number of tile-part header is provided by this tile-part header */
4393 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4394 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4395 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4396 if (l_tcp->m_nb_tile_parts) {
4397 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4398 opj_event_msg(p_manager, EVT_ERROR,
4399 "In SOT marker, TPSot (%d) is not valid regards to the current "
4400 "number of tile-part (%d), giving up\n", l_current_part,
4401 l_tcp->m_nb_tile_parts);
4402 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4406 if (l_current_part >= l_num_parts) {
4407 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4408 opj_event_msg(p_manager, EVT_ERROR,
4409 "In SOT marker, TPSot (%d) is not valid regards to the current "
4410 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4411 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4414 l_tcp->m_nb_tile_parts = l_num_parts;
4417 /* If know the number of tile part header we will check if we didn't read the last*/
4418 if (l_tcp->m_nb_tile_parts) {
4419 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4420 p_j2k->m_specific_param.m_decoder.m_can_decode =
4421 1; /* Process the last tile-part header*/
4425 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4426 /* Keep the size of data to skip after this marker */
4427 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4428 12; /* SOT_marker_size = 12 */
4430 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4431 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4434 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4436 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4437 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4438 p_j2k->m_specific_param.m_decoder.m_skip_data =
4439 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4440 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4441 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4442 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4444 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4445 p_j2k->m_specific_param.m_decoder.m_skip_data =
4446 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4447 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4451 if (p_j2k->cstr_index) {
4452 assert(p_j2k->cstr_index->tile_index != 00);
4453 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4454 p_j2k->m_current_tile_number;
4455 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4458 if (l_num_parts != 0) {
4459 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4461 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4464 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4465 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4466 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4467 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4468 opj_event_msg(p_manager, EVT_ERROR,
4469 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4473 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4474 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4475 l_num_parts * sizeof(opj_tp_index_t));
4476 if (! new_tp_index) {
4477 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4478 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4479 opj_event_msg(p_manager, EVT_ERROR,
4480 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4483 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4487 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4489 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4490 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4491 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4492 (opj_tp_index_t*)opj_calloc(
4493 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4494 sizeof(opj_tp_index_t));
4495 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4496 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4497 opj_event_msg(p_manager, EVT_ERROR,
4498 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4503 if (l_current_part >=
4504 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4505 opj_tp_index_t *new_tp_index;
4506 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4508 new_tp_index = (opj_tp_index_t *) opj_realloc(
4509 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4510 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4511 sizeof(opj_tp_index_t));
4512 if (! new_tp_index) {
4513 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4514 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4515 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4516 opj_event_msg(p_manager, EVT_ERROR,
4517 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4520 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4529 /* 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 */
4530 /* if (p_j2k->cstr_info) {
4533 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4536 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4537 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4538 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4539 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4542 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4545 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4549 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4552 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4553 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4554 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4559 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4560 opj_tcd_t * p_tile_coder,
4562 OPJ_UINT32 * p_data_written,
4563 OPJ_UINT32 p_total_data_size,
4564 const opj_stream_private_t *p_stream,
4565 opj_event_mgr_t * p_manager
4568 opj_codestream_info_t *l_cstr_info = 00;
4569 OPJ_UINT32 l_remaining_data;
4572 assert(p_j2k != 00);
4573 assert(p_manager != 00);
4574 assert(p_stream != 00);
4576 OPJ_UNUSED(p_stream);
4578 opj_write_bytes(p_data, J2K_MS_SOD,
4582 /* make room for the EOF marker */
4583 l_remaining_data = p_total_data_size - 4;
4585 /* update tile coder */
4586 p_tile_coder->tp_num =
4587 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4588 p_tile_coder->cur_tp_num =
4589 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4592 /* TODO mergeV2: check this part which use cstr_info */
4593 /*l_cstr_info = p_j2k->cstr_info;
4595 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4596 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4597 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4603 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4605 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4610 /* update markers struct */
4611 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4613 assert(0 && "TODO");
4614 #endif /* USE_JPWL */
4619 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4620 p_tile_coder->tcd_image->tiles->packno = 0;
4622 l_cstr_info->packno = 0;
4626 *p_data_written = 0;
4628 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
4629 p_data_written, l_remaining_data, l_cstr_info)) {
4630 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4634 *p_data_written += 2;
4639 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4640 opj_stream_private_t *p_stream,
4641 opj_event_mgr_t * p_manager
4644 OPJ_SIZE_T l_current_read_size;
4645 opj_codestream_index_t * l_cstr_index = 00;
4646 OPJ_BYTE ** l_current_data = 00;
4647 opj_tcp_t * l_tcp = 00;
4648 OPJ_UINT32 * l_tile_len = 00;
4649 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4652 assert(p_j2k != 00);
4653 assert(p_manager != 00);
4654 assert(p_stream != 00);
4656 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4658 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4659 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4660 // but we are in the last tile part,
4661 // so its result will fit on OPJ_UINT32 unless we find
4662 // a file with a single tile part of more than 4 GB...*/
4663 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4664 opj_stream_get_number_byte_left(p_stream) - 2);
4666 /* Check to avoid pass the limit of OPJ_UINT32 */
4667 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4668 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4670 /* MSD: case commented to support empty SOT marker (PHR data) */
4674 l_current_data = &(l_tcp->m_data);
4675 l_tile_len = &l_tcp->m_data_size;
4677 /* Patch to support new PHR data */
4678 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4679 /* If we are here, we'll try to read the data after allocation */
4680 /* Check enough bytes left in stream before allocation */
4681 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4682 opj_stream_get_number_byte_left(p_stream)) {
4683 opj_event_msg(p_manager, EVT_ERROR,
4684 "Tile part length size inconsistent with stream length\n");
4687 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4688 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4689 opj_event_msg(p_manager, EVT_ERROR,
4690 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4691 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4694 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4695 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4696 /* 0xFFFF marker. */
4697 if (! *l_current_data) {
4698 /* LH: oddly enough, in this path, l_tile_len!=0.
4699 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4701 *l_current_data = (OPJ_BYTE*) opj_malloc(
4702 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4704 OPJ_BYTE *l_new_current_data;
4705 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4706 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4707 opj_event_msg(p_manager, EVT_ERROR,
4708 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4709 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4713 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4714 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4715 OPJ_COMMON_CBLK_DATA_EXTRA);
4716 if (! l_new_current_data) {
4717 opj_free(*l_current_data);
4718 /*nothing more is done as l_current_data will be set to null, and just
4719 afterward we enter in the error path
4720 and the actual tile_len is updated (committed) at the end of the
4723 *l_current_data = l_new_current_data;
4726 if (*l_current_data == 00) {
4727 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4731 l_sot_length_pb_detected = OPJ_TRUE;
4735 l_cstr_index = p_j2k->cstr_index;
4737 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4739 OPJ_UINT32 l_current_tile_part =
4740 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4741 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4744 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4746 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4748 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4752 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4753 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4757 /*l_cstr_index->packno = 0;*/
4760 /* Patch to support new PHR data */
4761 if (!l_sot_length_pb_detected) {
4762 l_current_read_size = opj_stream_read_data(
4764 *l_current_data + *l_tile_len,
4765 p_j2k->m_specific_param.m_decoder.m_sot_length,
4768 l_current_read_size = 0;
4771 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4772 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4774 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4777 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4782 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4783 OPJ_UINT32 p_tile_no,
4784 OPJ_UINT32 p_comp_no,
4785 OPJ_UINT32 nb_comps,
4786 opj_stream_private_t *p_stream,
4787 opj_event_mgr_t * p_manager
4790 OPJ_BYTE * l_current_data = 00;
4791 OPJ_UINT32 l_rgn_size;
4792 opj_cp_t *l_cp = 00;
4793 opj_tcp_t *l_tcp = 00;
4794 opj_tccp_t *l_tccp = 00;
4795 OPJ_UINT32 l_comp_room;
4798 assert(p_j2k != 00);
4799 assert(p_manager != 00);
4800 assert(p_stream != 00);
4802 l_cp = &(p_j2k->m_cp);
4803 l_tcp = &l_cp->tcps[p_tile_no];
4804 l_tccp = &l_tcp->tccps[p_comp_no];
4806 if (nb_comps <= 256) {
4812 l_rgn_size = 6 + l_comp_room;
4814 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4816 opj_write_bytes(l_current_data, J2K_MS_RGN,
4818 l_current_data += 2;
4820 opj_write_bytes(l_current_data, l_rgn_size - 2,
4822 l_current_data += 2;
4824 opj_write_bytes(l_current_data, p_comp_no,
4825 l_comp_room); /* Crgn */
4826 l_current_data += l_comp_room;
4828 opj_write_bytes(l_current_data, 0,
4832 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
4836 if (opj_stream_write_data(p_stream,
4837 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
4838 p_manager) != l_rgn_size) {
4845 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
4846 opj_stream_private_t *p_stream,
4847 opj_event_mgr_t * p_manager
4851 assert(p_j2k != 00);
4852 assert(p_manager != 00);
4853 assert(p_stream != 00);
4855 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
4856 J2K_MS_EOC, 2); /* EOC */
4860 /* update markers struct */
4862 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4864 #endif /* USE_JPWL */
4866 if (opj_stream_write_data(p_stream,
4867 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
4871 if (! opj_stream_flush(p_stream, p_manager)) {
4879 * Reads a RGN marker (Region Of Interest)
4881 * @param p_header_data the data contained in the POC box.
4882 * @param p_j2k the jpeg2000 codec.
4883 * @param p_header_size the size of the data contained in the POC marker.
4884 * @param p_manager the user event manager.
4886 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
4887 OPJ_BYTE * p_header_data,
4888 OPJ_UINT32 p_header_size,
4889 opj_event_mgr_t * p_manager
4892 OPJ_UINT32 l_nb_comp;
4893 opj_image_t * l_image = 00;
4895 opj_cp_t *l_cp = 00;
4896 opj_tcp_t *l_tcp = 00;
4897 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4900 assert(p_header_data != 00);
4901 assert(p_j2k != 00);
4902 assert(p_manager != 00);
4904 l_image = p_j2k->m_private_image;
4905 l_nb_comp = l_image->numcomps;
4907 if (l_nb_comp <= 256) {
4913 if (p_header_size != 2 + l_comp_room) {
4914 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4918 l_cp = &(p_j2k->m_cp);
4919 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4920 &l_cp->tcps[p_j2k->m_current_tile_number] :
4921 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4923 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
4924 p_header_data += l_comp_room;
4925 opj_read_bytes(p_header_data, &l_roi_sty,
4930 if (l_cp->correct) {
4931 /* totlen is negative or larger than the bytes left!!! */
4932 if (l_comp_room >= l_nb_comp) {
4933 opj_event_msg(p_manager, EVT_ERROR,
4934 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4935 l_comp_room, l_nb_comp);
4937 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4942 #endif /* USE_JPWL */
4944 /* testcase 3635.pdf.asan.77.2930 */
4945 if (l_comp_no >= l_nb_comp) {
4946 opj_event_msg(p_manager, EVT_ERROR,
4947 "bad component number in RGN (%d when there are only %d)\n",
4948 l_comp_no, l_nb_comp);
4952 opj_read_bytes(p_header_data,
4953 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
4960 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
4962 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
4965 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
4971 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
4972 opj_stream_private_t *p_stream,
4973 opj_event_mgr_t * p_manager)
4975 opj_cp_t * l_cp = 00;
4976 opj_image_t * l_image = 00;
4977 opj_tcp_t * l_tcp = 00;
4978 opj_image_comp_t * l_img_comp = 00;
4981 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
4982 OPJ_FLOAT32 * l_rates = 0;
4983 OPJ_FLOAT32 l_sot_remove;
4984 OPJ_UINT32 l_bits_empty, l_size_pixel;
4985 OPJ_UINT32 l_tile_size = 0;
4986 OPJ_UINT32 l_last_res;
4987 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
4990 assert(p_j2k != 00);
4991 assert(p_manager != 00);
4992 assert(p_stream != 00);
4994 OPJ_UNUSED(p_manager);
4996 l_cp = &(p_j2k->m_cp);
4997 l_image = p_j2k->m_private_image;
5000 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5001 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5002 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5003 l_cp->th * l_cp->tw);
5005 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5006 l_tp_stride_func = opj_j2k_get_tp_stride;
5008 l_tp_stride_func = opj_j2k_get_default_stride;
5011 for (i = 0; i < l_cp->th; ++i) {
5012 for (j = 0; j < l_cp->tw; ++j) {
5013 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5014 (OPJ_FLOAT32)l_tcp->numlayers;
5016 /* 4 borders of the tile rescale on the image if necessary */
5017 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5018 (OPJ_INT32)l_image->x0);
5019 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5020 (OPJ_INT32)l_image->y0);
5021 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5022 (OPJ_INT32)l_image->x1);
5023 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5024 (OPJ_INT32)l_image->y1);
5026 l_rates = l_tcp->rates;
5028 /* Modification of the RATE >> */
5029 if (*l_rates > 0.0f) {
5030 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5031 (OPJ_UINT32)(l_y1 - l_y0)))
5033 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5041 for (k = 1; k < l_tcp->numlayers; ++k) {
5042 if (*l_rates > 0.0f) {
5043 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5044 (OPJ_UINT32)(l_y1 - l_y0)))
5046 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5062 for (i = 0; i < l_cp->th; ++i) {
5063 for (j = 0; j < l_cp->tw; ++j) {
5064 l_rates = l_tcp->rates;
5066 if (*l_rates > 0.0f) {
5067 *l_rates -= l_sot_remove;
5069 if (*l_rates < 30.0f) {
5076 l_last_res = l_tcp->numlayers - 1;
5078 for (k = 1; k < l_last_res; ++k) {
5080 if (*l_rates > 0.0f) {
5081 *l_rates -= l_sot_remove;
5083 if (*l_rates < * (l_rates - 1) + 10.0f) {
5084 *l_rates = (*(l_rates - 1)) + 20.0f;
5091 if (*l_rates > 0.0f) {
5092 *l_rates -= (l_sot_remove + 2.f);
5094 if (*l_rates < * (l_rates - 1) + 10.0f) {
5095 *l_rates = (*(l_rates - 1)) + 20.0f;
5103 l_img_comp = l_image->comps;
5106 for (i = 0; i < l_image->numcomps; ++i) {
5107 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5109 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5117 l_tile_size = (OPJ_UINT32)(l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
5119 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5121 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5122 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5123 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5124 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5128 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
5129 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5130 (OPJ_BYTE *) opj_malloc(5 *
5131 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5132 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5136 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5137 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5144 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5145 opj_stream_private_t *p_stream,
5146 opj_event_mgr_t * p_manager)
5149 opj_tcd_t * l_tcd = 00;
5150 OPJ_UINT32 l_nb_tiles;
5151 opj_tcp_t * l_tcp = 00;
5155 assert(p_j2k != 00);
5156 assert(p_manager != 00);
5157 assert(p_stream != 00);
5159 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5160 l_tcp = p_j2k->m_cp.tcps;
5162 l_tcd = opj_tcd_create(OPJ_TRUE);
5164 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5168 for (i = 0; i < l_nb_tiles; ++i) {
5169 if (l_tcp->m_data) {
5170 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5171 opj_tcd_destroy(l_tcd);
5172 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5176 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5181 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5186 opj_j2k_tcp_destroy(l_tcp);
5190 opj_tcd_destroy(l_tcd);
5195 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5196 struct opj_stream_private *p_stream,
5197 struct opj_event_mgr * p_manager)
5200 assert(p_j2k != 00);
5201 assert(p_manager != 00);
5202 assert(p_stream != 00);
5204 OPJ_UNUSED(p_manager);
5206 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5211 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5212 struct opj_stream_private *p_stream,
5213 struct opj_event_mgr * p_manager)
5216 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5217 opj_mct_data_t * l_mct_record;
5221 assert(p_j2k != 00);
5222 assert(p_stream != 00);
5223 assert(p_manager != 00);
5225 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5229 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5230 l_mct_record = l_tcp->m_mct_records;
5232 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5234 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5241 l_mcc_record = l_tcp->m_mcc_records;
5243 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5245 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5252 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5259 static OPJ_BOOL opj_j2k_write_all_coc(
5261 struct opj_stream_private *p_stream,
5262 struct opj_event_mgr * p_manager)
5267 assert(p_j2k != 00);
5268 assert(p_manager != 00);
5269 assert(p_stream != 00);
5271 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5272 /* cod is first component of first tile */
5273 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5274 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5283 static OPJ_BOOL opj_j2k_write_all_qcc(
5285 struct opj_stream_private *p_stream,
5286 struct opj_event_mgr * p_manager)
5291 assert(p_j2k != 00);
5292 assert(p_manager != 00);
5293 assert(p_stream != 00);
5295 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5296 /* qcd is first component of first tile */
5297 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5298 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5306 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5307 struct opj_stream_private *p_stream,
5308 struct opj_event_mgr * p_manager)
5311 const opj_tccp_t *l_tccp = 00;
5314 assert(p_j2k != 00);
5315 assert(p_manager != 00);
5316 assert(p_stream != 00);
5318 l_tccp = p_j2k->m_cp.tcps->tccps;
5320 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5321 if (l_tccp->roishift) {
5323 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5324 p_stream, p_manager)) {
5335 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5336 struct opj_stream_private *p_stream,
5337 struct opj_event_mgr * p_manager)
5339 opj_codestream_index_t * l_cstr_index = 00;
5342 assert(p_j2k != 00);
5343 assert(p_manager != 00);
5344 assert(p_stream != 00);
5346 OPJ_UNUSED(p_manager);
5348 l_cstr_index = p_j2k->cstr_index;
5350 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5352 /* The following adjustment is done to adjust the codestream size */
5353 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5354 /* the first bunch of bytes is not in the codestream */
5355 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5360 /* preparation of JPWL marker segments */
5364 /* encode according to JPWL */
5365 jpwl_encode(p_j2k, p_stream, image);
5369 assert(0 && "TODO");
5370 #endif /* USE_JPWL */
5375 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5376 opj_stream_private_t *p_stream,
5377 OPJ_UINT32 *output_marker,
5378 opj_event_mgr_t * p_manager
5381 OPJ_UINT32 l_unknown_marker;
5382 const opj_dec_memory_marker_handler_t * l_marker_handler;
5383 OPJ_UINT32 l_size_unk = 2;
5386 assert(p_j2k != 00);
5387 assert(p_manager != 00);
5388 assert(p_stream != 00);
5390 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5393 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5394 if (opj_stream_read_data(p_stream,
5395 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5396 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5400 /* read 2 bytes as the new marker ID*/
5401 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5402 &l_unknown_marker, 2);
5404 if (!(l_unknown_marker < 0xff00)) {
5406 /* Get the marker handler from the marker ID*/
5407 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5409 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5410 opj_event_msg(p_manager, EVT_ERROR,
5411 "Marker is not compliant with its position\n");
5414 if (l_marker_handler->id != J2K_MS_UNK) {
5415 /* Add the marker to the codestream index*/
5416 if (l_marker_handler->id != J2K_MS_SOT) {
5417 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5418 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5420 if (res == OPJ_FALSE) {
5421 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5425 break; /* next marker is known and well located */
5433 *output_marker = l_marker_handler->id ;
5438 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5439 opj_mct_data_t * p_mct_record,
5440 struct opj_stream_private *p_stream,
5441 struct opj_event_mgr * p_manager)
5443 OPJ_UINT32 l_mct_size;
5444 OPJ_BYTE * l_current_data = 00;
5448 assert(p_j2k != 00);
5449 assert(p_manager != 00);
5450 assert(p_stream != 00);
5452 l_mct_size = 10 + p_mct_record->m_data_size;
5454 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5455 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5456 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5457 if (! new_header_tile_data) {
5458 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5459 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5460 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5461 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5464 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5465 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5468 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5470 opj_write_bytes(l_current_data, J2K_MS_MCT,
5472 l_current_data += 2;
5474 opj_write_bytes(l_current_data, l_mct_size - 2,
5476 l_current_data += 2;
5478 opj_write_bytes(l_current_data, 0,
5480 l_current_data += 2;
5482 /* only one marker atm */
5483 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5484 (p_mct_record->m_element_type << 10);
5486 opj_write_bytes(l_current_data, l_tmp, 2);
5487 l_current_data += 2;
5489 opj_write_bytes(l_current_data, 0,
5491 l_current_data += 2;
5493 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5495 if (opj_stream_write_data(p_stream,
5496 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5497 p_manager) != l_mct_size) {
5505 * Reads a MCT marker (Multiple Component Transform)
5507 * @param p_header_data the data contained in the MCT box.
5508 * @param p_j2k the jpeg2000 codec.
5509 * @param p_header_size the size of the data contained in the MCT marker.
5510 * @param p_manager the user event manager.
5512 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5513 OPJ_BYTE * p_header_data,
5514 OPJ_UINT32 p_header_size,
5515 opj_event_mgr_t * p_manager
5519 opj_tcp_t *l_tcp = 00;
5522 opj_mct_data_t * l_mct_data;
5525 assert(p_header_data != 00);
5526 assert(p_j2k != 00);
5528 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5529 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5530 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5532 if (p_header_size < 2) {
5533 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5538 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5541 opj_event_msg(p_manager, EVT_WARNING,
5542 "Cannot take in charge mct data within multiple MCT records\n");
5546 if (p_header_size <= 6) {
5547 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5551 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5552 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5555 l_indix = l_tmp & 0xff;
5556 l_mct_data = l_tcp->m_mct_records;
5558 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5559 if (l_mct_data->m_index == l_indix) {
5566 if (i == l_tcp->m_nb_mct_records) {
5567 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5568 opj_mct_data_t *new_mct_records;
5569 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5571 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5572 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5573 if (! new_mct_records) {
5574 opj_free(l_tcp->m_mct_records);
5575 l_tcp->m_mct_records = NULL;
5576 l_tcp->m_nb_max_mct_records = 0;
5577 l_tcp->m_nb_mct_records = 0;
5578 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5582 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5583 * to point to the new addresses */
5584 if (new_mct_records != l_tcp->m_mct_records) {
5585 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5586 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5587 &(l_tcp->m_mcc_records[i]);
5588 if (l_mcc_record->m_decorrelation_array) {
5589 l_mcc_record->m_decorrelation_array =
5591 (l_mcc_record->m_decorrelation_array -
5592 l_tcp->m_mct_records);
5594 if (l_mcc_record->m_offset_array) {
5595 l_mcc_record->m_offset_array =
5597 (l_mcc_record->m_offset_array -
5598 l_tcp->m_mct_records);
5603 l_tcp->m_mct_records = new_mct_records;
5604 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5605 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5606 sizeof(opj_mct_data_t));
5609 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5610 ++l_tcp->m_nb_mct_records;
5613 if (l_mct_data->m_data) {
5614 opj_free(l_mct_data->m_data);
5615 l_mct_data->m_data = 00;
5616 l_mct_data->m_data_size = 0;
5619 l_mct_data->m_index = l_indix;
5620 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5621 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5623 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5626 opj_event_msg(p_manager, EVT_WARNING,
5627 "Cannot take in charge multiple MCT markers\n");
5633 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5634 if (! l_mct_data->m_data) {
5635 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5638 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5640 l_mct_data->m_data_size = p_header_size;
5645 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5646 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5647 struct opj_stream_private *p_stream,
5648 struct opj_event_mgr * p_manager)
5651 OPJ_UINT32 l_mcc_size;
5652 OPJ_BYTE * l_current_data = 00;
5653 OPJ_UINT32 l_nb_bytes_for_comp;
5658 assert(p_j2k != 00);
5659 assert(p_manager != 00);
5660 assert(p_stream != 00);
5662 if (p_mcc_record->m_nb_comps > 255) {
5663 l_nb_bytes_for_comp = 2;
5666 l_nb_bytes_for_comp = 1;
5670 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5671 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5672 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5673 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5674 if (! new_header_tile_data) {
5675 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5676 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5677 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5678 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5681 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5682 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5685 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5687 opj_write_bytes(l_current_data, J2K_MS_MCC,
5689 l_current_data += 2;
5691 opj_write_bytes(l_current_data, l_mcc_size - 2,
5693 l_current_data += 2;
5696 opj_write_bytes(l_current_data, 0,
5698 l_current_data += 2;
5700 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5701 1); /* Imcc -> no need for other values, take the first */
5704 /* only one marker atm */
5705 opj_write_bytes(l_current_data, 0,
5707 l_current_data += 2;
5709 opj_write_bytes(l_current_data, 1,
5710 2); /* Qmcc -> number of collections -> 1 */
5711 l_current_data += 2;
5713 opj_write_bytes(l_current_data, 0x1,
5714 1); /* Xmcci type of component transformation -> array based decorrelation */
5717 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5718 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5719 l_current_data += 2;
5721 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5722 opj_write_bytes(l_current_data, i,
5723 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5724 l_current_data += l_nb_bytes_for_comp;
5727 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5728 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5729 l_current_data += 2;
5731 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5732 opj_write_bytes(l_current_data, i,
5733 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5734 l_current_data += l_nb_bytes_for_comp;
5737 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5739 if (p_mcc_record->m_decorrelation_array) {
5740 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5743 if (p_mcc_record->m_offset_array) {
5744 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5747 opj_write_bytes(l_current_data, l_tmcc,
5748 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5749 l_current_data += 3;
5751 if (opj_stream_write_data(p_stream,
5752 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5753 p_manager) != l_mcc_size) {
5760 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5761 OPJ_BYTE * p_header_data,
5762 OPJ_UINT32 p_header_size,
5763 opj_event_mgr_t * p_manager)
5769 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5770 opj_mct_data_t * l_mct_data;
5771 OPJ_UINT32 l_nb_collections;
5772 OPJ_UINT32 l_nb_comps;
5773 OPJ_UINT32 l_nb_bytes_by_comp;
5774 OPJ_BOOL l_new_mcc = OPJ_FALSE;
5777 assert(p_header_data != 00);
5778 assert(p_j2k != 00);
5779 assert(p_manager != 00);
5781 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5782 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5783 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5785 if (p_header_size < 2) {
5786 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5791 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
5794 opj_event_msg(p_manager, EVT_WARNING,
5795 "Cannot take in charge multiple data spanning\n");
5799 if (p_header_size < 7) {
5800 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5804 opj_read_bytes(p_header_data, &l_indix,
5805 1); /* Imcc -> no need for other values, take the first */
5808 l_mcc_record = l_tcp->m_mcc_records;
5810 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5811 if (l_mcc_record->m_index == l_indix) {
5818 if (i == l_tcp->m_nb_mcc_records) {
5819 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5820 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5821 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5823 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5824 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
5825 opj_simple_mcc_decorrelation_data_t));
5826 if (! new_mcc_records) {
5827 opj_free(l_tcp->m_mcc_records);
5828 l_tcp->m_mcc_records = NULL;
5829 l_tcp->m_nb_max_mcc_records = 0;
5830 l_tcp->m_nb_mcc_records = 0;
5831 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5834 l_tcp->m_mcc_records = new_mcc_records;
5835 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5836 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
5837 * sizeof(opj_simple_mcc_decorrelation_data_t));
5839 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5840 l_new_mcc = OPJ_TRUE;
5842 l_mcc_record->m_index = l_indix;
5844 /* only one marker atm */
5845 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
5848 opj_event_msg(p_manager, EVT_WARNING,
5849 "Cannot take in charge multiple data spanning\n");
5853 opj_read_bytes(p_header_data, &l_nb_collections,
5854 2); /* Qmcc -> number of collections -> 1 */
5857 if (l_nb_collections > 1) {
5858 opj_event_msg(p_manager, EVT_WARNING,
5859 "Cannot take in charge multiple collections\n");
5865 for (i = 0; i < l_nb_collections; ++i) {
5866 if (p_header_size < 3) {
5867 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5871 opj_read_bytes(p_header_data, &l_tmp,
5872 1); /* Xmcci type of component transformation -> array based decorrelation */
5876 opj_event_msg(p_manager, EVT_WARNING,
5877 "Cannot take in charge collections other than array decorrelation\n");
5881 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5886 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5887 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5889 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5890 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5894 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5896 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5897 opj_read_bytes(p_header_data, &l_tmp,
5898 l_nb_bytes_by_comp); /* Cmccij Component offset*/
5899 p_header_data += l_nb_bytes_by_comp;
5902 opj_event_msg(p_manager, EVT_WARNING,
5903 "Cannot take in charge collections with indix shuffle\n");
5908 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5911 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5912 l_nb_comps &= 0x7fff;
5914 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5915 opj_event_msg(p_manager, EVT_WARNING,
5916 "Cannot take in charge collections without same number of indixes\n");
5920 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5921 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5925 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5927 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5928 opj_read_bytes(p_header_data, &l_tmp,
5929 l_nb_bytes_by_comp); /* Wmccij Component offset*/
5930 p_header_data += l_nb_bytes_by_comp;
5933 opj_event_msg(p_manager, EVT_WARNING,
5934 "Cannot take in charge collections with indix shuffle\n");
5939 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
5942 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
5943 l_mcc_record->m_decorrelation_array = 00;
5944 l_mcc_record->m_offset_array = 00;
5946 l_indix = l_tmp & 0xff;
5948 l_mct_data = l_tcp->m_mct_records;
5949 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
5950 if (l_mct_data->m_index == l_indix) {
5951 l_mcc_record->m_decorrelation_array = l_mct_data;
5957 if (l_mcc_record->m_decorrelation_array == 00) {
5958 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5963 l_indix = (l_tmp >> 8) & 0xff;
5965 l_mct_data = l_tcp->m_mct_records;
5966 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
5967 if (l_mct_data->m_index == l_indix) {
5968 l_mcc_record->m_offset_array = l_mct_data;
5974 if (l_mcc_record->m_offset_array == 00) {
5975 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5981 if (p_header_size != 0) {
5982 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5987 ++l_tcp->m_nb_mcc_records;
5993 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
5994 struct opj_stream_private *p_stream,
5995 struct opj_event_mgr * p_manager
5998 OPJ_BYTE * l_current_data = 00;
5999 OPJ_UINT32 l_mco_size;
6000 opj_tcp_t * l_tcp = 00;
6001 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6005 assert(p_j2k != 00);
6006 assert(p_manager != 00);
6007 assert(p_stream != 00);
6009 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6011 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6012 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6014 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6015 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6016 if (! new_header_tile_data) {
6017 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6018 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6019 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6020 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6023 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6024 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6026 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6029 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6030 l_current_data += 2;
6032 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6033 l_current_data += 2;
6035 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6036 1); /* Nmco : only one transform stage*/
6039 l_mcc_record = l_tcp->m_mcc_records;
6040 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6041 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6042 1); /* Imco -> use the mcc indicated by 1*/
6047 if (opj_stream_write_data(p_stream,
6048 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6049 p_manager) != l_mco_size) {
6057 * Reads a MCO marker (Multiple Component Transform Ordering)
6059 * @param p_header_data the data contained in the MCO box.
6060 * @param p_j2k the jpeg2000 codec.
6061 * @param p_header_size the size of the data contained in the MCO marker.
6062 * @param p_manager the user event manager.
6064 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6065 OPJ_BYTE * p_header_data,
6066 OPJ_UINT32 p_header_size,
6067 opj_event_mgr_t * p_manager
6070 OPJ_UINT32 l_tmp, i;
6071 OPJ_UINT32 l_nb_stages;
6073 opj_tccp_t * l_tccp;
6074 opj_image_t * l_image;
6077 assert(p_header_data != 00);
6078 assert(p_j2k != 00);
6079 assert(p_manager != 00);
6081 l_image = p_j2k->m_private_image;
6082 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6083 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6084 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6086 if (p_header_size < 1) {
6087 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6091 opj_read_bytes(p_header_data, &l_nb_stages,
6092 1); /* Nmco : only one transform stage*/
6095 if (l_nb_stages > 1) {
6096 opj_event_msg(p_manager, EVT_WARNING,
6097 "Cannot take in charge multiple transformation stages.\n");
6101 if (p_header_size != l_nb_stages + 1) {
6102 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6106 l_tccp = l_tcp->tccps;
6108 for (i = 0; i < l_image->numcomps; ++i) {
6109 l_tccp->m_dc_level_shift = 0;
6113 if (l_tcp->m_mct_decoding_matrix) {
6114 opj_free(l_tcp->m_mct_decoding_matrix);
6115 l_tcp->m_mct_decoding_matrix = 00;
6118 for (i = 0; i < l_nb_stages; ++i) {
6119 opj_read_bytes(p_header_data, &l_tmp, 1);
6122 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6130 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6134 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6135 opj_mct_data_t * l_deco_array, * l_offset_array;
6136 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6137 OPJ_UINT32 l_nb_elem;
6138 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6139 opj_tccp_t * l_tccp;
6142 assert(p_tcp != 00);
6144 l_mcc_record = p_tcp->m_mcc_records;
6146 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6147 if (l_mcc_record->m_index == p_index) {
6152 if (i == p_tcp->m_nb_mcc_records) {
6153 /** element discarded **/
6157 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6158 /** do not support number of comps != image */
6162 l_deco_array = l_mcc_record->m_decorrelation_array;
6165 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6166 * p_image->numcomps;
6167 if (l_deco_array->m_data_size != l_data_size) {
6171 l_nb_elem = p_image->numcomps * p_image->numcomps;
6172 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6173 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6175 if (! p_tcp->m_mct_decoding_matrix) {
6179 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6180 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6183 l_offset_array = l_mcc_record->m_offset_array;
6185 if (l_offset_array) {
6186 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6188 if (l_offset_array->m_data_size != l_data_size) {
6192 l_nb_elem = p_image->numcomps;
6193 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6194 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6196 if (! l_offset_data) {
6200 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6201 l_offset_array->m_data, l_offset_data, l_nb_elem);
6203 l_tccp = p_tcp->tccps;
6204 l_current_offset_data = l_offset_data;
6206 for (i = 0; i < p_image->numcomps; ++i) {
6207 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6211 opj_free(l_offset_data);
6217 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6218 struct opj_stream_private *p_stream,
6219 struct opj_event_mgr * p_manager)
6222 OPJ_UINT32 l_cbd_size;
6223 OPJ_BYTE * l_current_data = 00;
6224 opj_image_t *l_image = 00;
6225 opj_image_comp_t * l_comp = 00;
6228 assert(p_j2k != 00);
6229 assert(p_manager != 00);
6230 assert(p_stream != 00);
6232 l_image = p_j2k->m_private_image;
6233 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6235 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6236 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6237 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6238 if (! new_header_tile_data) {
6239 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6240 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6241 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6242 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6245 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6246 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6249 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6251 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6252 l_current_data += 2;
6254 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6255 l_current_data += 2;
6257 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6258 l_current_data += 2;
6260 l_comp = l_image->comps;
6262 for (i = 0; i < l_image->numcomps; ++i) {
6263 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6264 1); /* Component bit depth */
6270 if (opj_stream_write_data(p_stream,
6271 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6272 p_manager) != l_cbd_size) {
6280 * Reads a CBD marker (Component bit depth definition)
6281 * @param p_header_data the data contained in the CBD box.
6282 * @param p_j2k the jpeg2000 codec.
6283 * @param p_header_size the size of the data contained in the CBD marker.
6284 * @param p_manager the user event manager.
6286 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6287 OPJ_BYTE * p_header_data,
6288 OPJ_UINT32 p_header_size,
6289 opj_event_mgr_t * p_manager
6292 OPJ_UINT32 l_nb_comp, l_num_comp;
6293 OPJ_UINT32 l_comp_def;
6295 opj_image_comp_t * l_comp = 00;
6298 assert(p_header_data != 00);
6299 assert(p_j2k != 00);
6300 assert(p_manager != 00);
6302 l_num_comp = p_j2k->m_private_image->numcomps;
6304 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6305 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6309 opj_read_bytes(p_header_data, &l_nb_comp,
6313 if (l_nb_comp != l_num_comp) {
6314 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6318 l_comp = p_j2k->m_private_image->comps;
6319 for (i = 0; i < l_num_comp; ++i) {
6320 opj_read_bytes(p_header_data, &l_comp_def,
6321 1); /* Component bit depth */
6323 l_comp->sgnd = (l_comp_def >> 7) & 1;
6324 l_comp->prec = (l_comp_def & 0x7f) + 1;
6326 if (l_comp->prec > 31) {
6327 opj_event_msg(p_manager, EVT_ERROR,
6328 "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",
6338 /* ----------------------------------------------------------------------- */
6339 /* J2K / JPT decoder interface */
6340 /* ----------------------------------------------------------------------- */
6342 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6344 if (j2k && parameters) {
6345 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6346 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6349 j2k->m_cp.correct = parameters->jpwl_correct;
6350 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6351 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6352 #endif /* USE_JPWL */
6356 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6358 if (opj_has_thread_support()) {
6359 opj_thread_pool_destroy(j2k->m_tp);
6361 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6362 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6364 if (j2k->m_tp == NULL) {
6365 j2k->m_tp = opj_thread_pool_create(0);
6373 static int opj_j2k_get_default_thread_count()
6375 const char* num_threads = getenv("OPJ_NUM_THREADS");
6376 if (num_threads == NULL || !opj_has_thread_support()) {
6379 if (strcmp(num_threads, "ALL_CPUS") == 0) {
6380 return opj_get_num_cpus();
6382 return atoi(num_threads);
6385 /* ----------------------------------------------------------------------- */
6386 /* J2K encoder interface */
6387 /* ----------------------------------------------------------------------- */
6389 opj_j2k_t* opj_j2k_create_compress(void)
6391 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6397 l_j2k->m_is_decoder = 0;
6398 l_j2k->m_cp.m_is_decoder = 0;
6400 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6401 OPJ_J2K_DEFAULT_HEADER_SIZE);
6402 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6403 opj_j2k_destroy(l_j2k);
6407 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6408 OPJ_J2K_DEFAULT_HEADER_SIZE;
6410 /* validation list creation*/
6411 l_j2k->m_validation_list = opj_procedure_list_create();
6412 if (! l_j2k->m_validation_list) {
6413 opj_j2k_destroy(l_j2k);
6417 /* execution list creation*/
6418 l_j2k->m_procedure_list = opj_procedure_list_create();
6419 if (! l_j2k->m_procedure_list) {
6420 opj_j2k_destroy(l_j2k);
6424 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6426 l_j2k->m_tp = opj_thread_pool_create(0);
6429 opj_j2k_destroy(l_j2k);
6436 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6442 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6444 POC[0].prg1 = OPJ_CPRL;
6446 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6449 POC[1].resno1 = (OPJ_UINT32)numres;
6451 POC[1].prg1 = OPJ_CPRL;
6455 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6456 opj_image_t *image, opj_event_mgr_t *p_manager)
6458 /* Configure cinema parameters */
6462 parameters->tile_size_on = OPJ_FALSE;
6463 parameters->cp_tdx = 1;
6464 parameters->cp_tdy = 1;
6466 /* One tile part for each component */
6467 parameters->tp_flag = 'C';
6468 parameters->tp_on = 1;
6470 /* Tile and Image shall be at (0,0) */
6471 parameters->cp_tx0 = 0;
6472 parameters->cp_ty0 = 0;
6473 parameters->image_offset_x0 = 0;
6474 parameters->image_offset_y0 = 0;
6476 /* Codeblock size= 32*32 */
6477 parameters->cblockw_init = 32;
6478 parameters->cblockh_init = 32;
6480 /* Codeblock style: no mode switch enabled */
6481 parameters->mode = 0;
6484 parameters->roi_compno = -1;
6486 /* No subsampling */
6487 parameters->subsampling_dx = 1;
6488 parameters->subsampling_dy = 1;
6491 parameters->irreversible = 1;
6493 /* Number of layers */
6494 if (parameters->tcp_numlayers > 1) {
6495 opj_event_msg(p_manager, EVT_WARNING,
6496 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6497 "1 single quality layer"
6498 "-> Number of layers forced to 1 (rather than %d)\n"
6499 "-> Rate of the last layer (%3.1f) will be used",
6500 parameters->tcp_numlayers,
6501 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6502 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6503 parameters->tcp_numlayers = 1;
6506 /* Resolution levels */
6507 switch (parameters->rsiz) {
6508 case OPJ_PROFILE_CINEMA_2K:
6509 if (parameters->numresolution > 6) {
6510 opj_event_msg(p_manager, EVT_WARNING,
6511 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6512 "Number of decomposition levels <= 5\n"
6513 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6514 parameters->numresolution + 1);
6515 parameters->numresolution = 6;
6518 case OPJ_PROFILE_CINEMA_4K:
6519 if (parameters->numresolution < 2) {
6520 opj_event_msg(p_manager, EVT_WARNING,
6521 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6522 "Number of decomposition levels >= 1 && <= 6\n"
6523 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6524 parameters->numresolution + 1);
6525 parameters->numresolution = 1;
6526 } else if (parameters->numresolution > 7) {
6527 opj_event_msg(p_manager, EVT_WARNING,
6528 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6529 "Number of decomposition levels >= 1 && <= 6\n"
6530 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6531 parameters->numresolution + 1);
6532 parameters->numresolution = 7;
6540 parameters->csty |= 0x01;
6541 parameters->res_spec = parameters->numresolution - 1;
6542 for (i = 0; i < parameters->res_spec; i++) {
6543 parameters->prcw_init[i] = 256;
6544 parameters->prch_init[i] = 256;
6547 /* The progression order shall be CPRL */
6548 parameters->prog_order = OPJ_CPRL;
6550 /* Progression order changes for 4K, disallowed for 2K */
6551 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6552 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6553 parameters->numresolution);
6555 parameters->numpocs = 0;
6558 /* Limited bit-rate */
6559 parameters->cp_disto_alloc = 1;
6560 if (parameters->max_cs_size <= 0) {
6561 /* No rate has been introduced, 24 fps is assumed */
6562 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6563 opj_event_msg(p_manager, EVT_WARNING,
6564 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6565 "Maximum 1302083 compressed bytes @ 24fps\n"
6566 "As no rate has been given, this limit will be used.\n");
6567 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6568 opj_event_msg(p_manager, EVT_WARNING,
6569 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6570 "Maximum 1302083 compressed bytes @ 24fps\n"
6571 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6572 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6575 if (parameters->max_comp_size <= 0) {
6576 /* No rate has been introduced, 24 fps is assumed */
6577 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6578 opj_event_msg(p_manager, EVT_WARNING,
6579 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6580 "Maximum 1041666 compressed bytes @ 24fps\n"
6581 "As no rate has been given, this limit will be used.\n");
6582 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6583 opj_event_msg(p_manager, EVT_WARNING,
6584 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6585 "Maximum 1041666 compressed bytes @ 24fps\n"
6586 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6587 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6590 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6591 image->comps[0].h * image->comps[0].prec) /
6592 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6593 image->comps[0].dy);
6597 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6598 opj_event_mgr_t *p_manager)
6602 /* Number of components */
6603 if (image->numcomps != 3) {
6604 opj_event_msg(p_manager, EVT_WARNING,
6605 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6607 "-> Number of components of input image (%d) is not compliant\n"
6608 "-> Non-profile-3 codestream will be generated\n",
6614 for (i = 0; i < image->numcomps; i++) {
6615 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6616 char signed_str[] = "signed";
6617 char unsigned_str[] = "unsigned";
6618 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6619 opj_event_msg(p_manager, EVT_WARNING,
6620 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6621 "Precision of each component shall be 12 bits unsigned"
6622 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6623 "-> Non-profile-3 codestream will be generated\n",
6624 i, image->comps[i].bpp, tmp_str);
6631 case OPJ_PROFILE_CINEMA_2K:
6632 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6633 opj_event_msg(p_manager, EVT_WARNING,
6634 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6635 "width <= 2048 and height <= 1080\n"
6636 "-> Input image size %d x %d is not compliant\n"
6637 "-> Non-profile-3 codestream will be generated\n",
6638 image->comps[0].w, image->comps[0].h);
6642 case OPJ_PROFILE_CINEMA_4K:
6643 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6644 opj_event_msg(p_manager, EVT_WARNING,
6645 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6646 "width <= 4096 and height <= 2160\n"
6647 "-> Image size %d x %d is not compliant\n"
6648 "-> Non-profile-4 codestream will be generated\n",
6649 image->comps[0].w, image->comps[0].h);
6660 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
6661 opj_cparameters_t *parameters,
6663 opj_event_mgr_t * p_manager)
6665 OPJ_UINT32 i, j, tileno, numpocs_tile;
6668 if (!p_j2k || !parameters || ! image) {
6672 if ((parameters->numresolution <= 0) ||
6673 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6674 opj_event_msg(p_manager, EVT_ERROR,
6675 "Invalid number of resolutions : %d not in range [1,%d]\n",
6676 parameters->numresolution, OPJ_J2K_MAXRLVLS);
6680 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6681 cp = &(p_j2k->m_cp);
6683 /* set default values for cp */
6687 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6688 if (parameters->rsiz ==
6689 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6690 OPJ_BOOL deprecated_used = OPJ_FALSE;
6691 switch (parameters->cp_cinema) {
6692 case OPJ_CINEMA2K_24:
6693 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6694 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6695 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6696 deprecated_used = OPJ_TRUE;
6698 case OPJ_CINEMA2K_48:
6699 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6700 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6701 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6702 deprecated_used = OPJ_TRUE;
6704 case OPJ_CINEMA4K_24:
6705 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6706 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6707 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6708 deprecated_used = OPJ_TRUE;
6714 switch (parameters->cp_rsiz) {
6716 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6717 deprecated_used = OPJ_TRUE;
6720 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6721 deprecated_used = OPJ_TRUE;
6724 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6725 deprecated_used = OPJ_TRUE;
6730 if (deprecated_used) {
6731 opj_event_msg(p_manager, EVT_WARNING,
6732 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6733 "Please consider using only the rsiz field\n"
6734 "See openjpeg.h documentation for more details\n");
6738 /* see if max_codestream_size does limit input rate */
6739 if (parameters->max_cs_size <= 0) {
6740 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
6741 OPJ_FLOAT32 temp_size;
6742 temp_size = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6743 image->comps[0].h * image->comps[0].prec) /
6744 (parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
6745 (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6746 parameters->max_cs_size = (int) floor(temp_size);
6748 parameters->max_cs_size = 0;
6751 OPJ_FLOAT32 temp_rate;
6752 OPJ_BOOL cap = OPJ_FALSE;
6753 temp_rate = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6754 image->comps[0].h * image->comps[0].prec) /
6755 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6756 image->comps[0].dy);
6757 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6758 if (parameters->tcp_rates[i] < temp_rate) {
6759 parameters->tcp_rates[i] = temp_rate;
6764 opj_event_msg(p_manager, EVT_WARNING,
6765 "The desired maximum codestream size has limited\n"
6766 "at least one of the desired quality layers\n");
6770 /* Manage profiles and applications and set RSIZ */
6771 /* set cinema parameters if required */
6772 if (OPJ_IS_CINEMA(parameters->rsiz)) {
6773 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6774 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
6775 opj_event_msg(p_manager, EVT_WARNING,
6776 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6777 parameters->rsiz = OPJ_PROFILE_NONE;
6779 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
6780 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
6781 parameters->rsiz = OPJ_PROFILE_NONE;
6784 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6785 opj_event_msg(p_manager, EVT_WARNING,
6786 "JPEG 2000 Long Term Storage profile not yet supported\n");
6787 parameters->rsiz = OPJ_PROFILE_NONE;
6788 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6789 opj_event_msg(p_manager, EVT_WARNING,
6790 "JPEG 2000 Broadcast profiles not yet supported\n");
6791 parameters->rsiz = OPJ_PROFILE_NONE;
6792 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6793 opj_event_msg(p_manager, EVT_WARNING,
6794 "JPEG 2000 IMF profiles not yet supported\n");
6795 parameters->rsiz = OPJ_PROFILE_NONE;
6796 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6797 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6798 opj_event_msg(p_manager, EVT_WARNING,
6799 "JPEG 2000 Part-2 profile defined\n"
6800 "but no Part-2 extension enabled.\n"
6801 "Profile set to NONE.\n");
6802 parameters->rsiz = OPJ_PROFILE_NONE;
6803 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6804 opj_event_msg(p_manager, EVT_WARNING,
6805 "Unsupported Part-2 extension enabled\n"
6806 "Profile set to NONE.\n");
6807 parameters->rsiz = OPJ_PROFILE_NONE;
6812 copy user encoding parameters
6814 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
6815 parameters->max_comp_size;
6816 cp->rsiz = parameters->rsiz;
6817 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
6818 parameters->cp_disto_alloc & 1u;
6819 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
6820 parameters->cp_fixed_alloc & 1u;
6821 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
6822 parameters->cp_fixed_quality & 1u;
6824 /* mod fixed_quality */
6825 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6826 size_t array_size = (size_t)parameters->tcp_numlayers *
6827 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6828 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6829 if (!cp->m_specific_param.m_enc.m_matrice) {
6830 opj_event_msg(p_manager, EVT_ERROR,
6831 "Not enough memory to allocate copy of user encoding parameters matrix \n");
6834 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
6839 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6840 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6843 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6844 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6846 /* comment string */
6847 if (parameters->cp_comment) {
6848 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6850 opj_event_msg(p_manager, EVT_ERROR,
6851 "Not enough memory to allocate copy of comment string\n");
6854 strcpy(cp->comment, parameters->cp_comment);
6856 /* Create default comment for codestream */
6857 const char comment[] = "Created by OpenJPEG version ";
6858 const size_t clen = strlen(comment);
6859 const char *version = opj_version();
6863 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
6865 opj_event_msg(p_manager, EVT_ERROR,
6866 "Not enough memory to allocate comment string\n");
6869 sprintf(cp->comment, "%s%s with JPWL", comment, version);
6871 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
6873 opj_event_msg(p_manager, EVT_ERROR,
6874 "Not enough memory to allocate comment string\n");
6877 sprintf(cp->comment, "%s%s", comment, version);
6883 calculate other encoding parameters
6886 if (parameters->tile_size_on) {
6887 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
6888 (OPJ_INT32)cp->tdx);
6889 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
6890 (OPJ_INT32)cp->tdy);
6892 cp->tdx = image->x1 - cp->tx0;
6893 cp->tdy = image->y1 - cp->ty0;
6896 if (parameters->tp_on) {
6897 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6898 cp->m_specific_param.m_enc.m_tp_on = 1;
6903 calculate JPWL encoding parameters
6906 if (parameters->jpwl_epc_on) {
6910 cp->epc_on = OPJ_TRUE;
6911 cp->info_on = OPJ_FALSE; /* no informative technique */
6914 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6915 cp->epb_on = OPJ_TRUE;
6917 cp->hprot_MH = parameters->jpwl_hprot_MH;
6918 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6919 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6920 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6922 /* if tile specs are not specified, copy MH specs */
6923 if (cp->hprot_TPH[0] == -1) {
6924 cp->hprot_TPH_tileno[0] = 0;
6925 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6927 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6928 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6929 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6930 cp->pprot[i] = parameters->jpwl_pprot[i];
6934 /* set ESD writing */
6935 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6936 cp->esd_on = OPJ_TRUE;
6938 cp->sens_size = parameters->jpwl_sens_size;
6939 cp->sens_addr = parameters->jpwl_sens_addr;
6940 cp->sens_range = parameters->jpwl_sens_range;
6942 cp->sens_MH = parameters->jpwl_sens_MH;
6943 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6944 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6945 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6949 /* always set RED writing to false: we are at the encoder */
6950 cp->red_on = OPJ_FALSE;
6953 cp->epc_on = OPJ_FALSE;
6955 #endif /* USE_JPWL */
6957 /* initialize the mutiple tiles */
6958 /* ---------------------------- */
6959 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6961 opj_event_msg(p_manager, EVT_ERROR,
6962 "Not enough memory to allocate tile coding parameters\n");
6965 if (parameters->numpocs) {
6966 /* initialisation of POC */
6967 opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
6968 (OPJ_UINT32)parameters->numresolution, image->numcomps,
6969 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6970 /* TODO MSD use the return value*/
6973 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6974 opj_tcp_t *tcp = &cp->tcps[tileno];
6975 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6977 for (j = 0; j < tcp->numlayers; j++) {
6978 if (OPJ_IS_CINEMA(cp->rsiz)) {
6979 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6980 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6982 tcp->rates[j] = parameters->tcp_rates[j];
6984 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6985 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6987 tcp->rates[j] = parameters->tcp_rates[j];
6992 tcp->csty = (OPJ_UINT32)parameters->csty;
6993 tcp->prg = parameters->prog_order;
6994 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6999 if (parameters->numpocs) {
7000 /* initialisation of POC */
7002 for (i = 0; i < parameters->numpocs; i++) {
7003 if (tileno + 1 == parameters->POC[i].tile) {
7004 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7006 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7007 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7008 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7009 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7010 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7011 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7012 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7018 tcp->numpocs = numpocs_tile - 1 ;
7023 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7025 opj_event_msg(p_manager, EVT_ERROR,
7026 "Not enough memory to allocate tile component coding parameters\n");
7029 if (parameters->mct_data) {
7031 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7033 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7034 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7038 opj_event_msg(p_manager, EVT_ERROR,
7039 "Not enough memory to allocate temp buffer\n");
7044 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7045 if (! tcp->m_mct_coding_matrix) {
7048 opj_event_msg(p_manager, EVT_ERROR,
7049 "Not enough memory to allocate encoder MCT coding matrix \n");
7052 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7053 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7055 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7056 if (! tcp->m_mct_decoding_matrix) {
7059 opj_event_msg(p_manager, EVT_ERROR,
7060 "Not enough memory to allocate encoder MCT decoding matrix \n");
7063 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
7064 image->numcomps) == OPJ_FALSE) {
7067 opj_event_msg(p_manager, EVT_ERROR,
7068 "Failed to inverse encoder MCT decoding matrix \n");
7072 tcp->mct_norms = (OPJ_FLOAT64*)
7073 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
7074 if (! tcp->mct_norms) {
7077 opj_event_msg(p_manager, EVT_ERROR,
7078 "Not enough memory to allocate encoder MCT norms \n");
7081 opj_calculate_norms(tcp->mct_norms, image->numcomps,
7082 tcp->m_mct_decoding_matrix);
7085 for (i = 0; i < image->numcomps; i++) {
7086 opj_tccp_t *tccp = &tcp->tccps[i];
7087 tccp->m_dc_level_shift = l_dc_shift[i];
7090 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
7091 /* free will be handled by opj_j2k_destroy */
7092 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
7096 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
7097 if ((image->comps[0].dx != image->comps[1].dx) ||
7098 (image->comps[0].dx != image->comps[2].dx) ||
7099 (image->comps[0].dy != image->comps[1].dy) ||
7100 (image->comps[0].dy != image->comps[2].dy)) {
7101 opj_event_msg(p_manager, EVT_WARNING,
7102 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
7106 for (i = 0; i < image->numcomps; i++) {
7107 opj_tccp_t *tccp = &tcp->tccps[i];
7108 opj_image_comp_t * l_comp = &(image->comps[i]);
7110 if (! l_comp->sgnd) {
7111 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
7116 for (i = 0; i < image->numcomps; i++) {
7117 opj_tccp_t *tccp = &tcp->tccps[i];
7119 tccp->csty = parameters->csty &
7120 0x01; /* 0 => one precinct || 1 => custom precinct */
7121 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
7122 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7123 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7124 tccp->cblksty = (OPJ_UINT32)parameters->mode;
7125 tccp->qmfbid = parameters->irreversible ? 0 : 1;
7126 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
7127 J2K_CCP_QNTSTY_NOQNT;
7130 if ((OPJ_INT32)i == parameters->roi_compno) {
7131 tccp->roishift = parameters->roi_shift;
7136 if (parameters->csty & J2K_CCP_CSTY_PRT) {
7137 OPJ_INT32 p = 0, it_res;
7138 assert(tccp->numresolutions > 0);
7139 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
7140 if (p < parameters->res_spec) {
7142 if (parameters->prcw_init[p] < 1) {
7143 tccp->prcw[it_res] = 1;
7145 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
7148 if (parameters->prch_init[p] < 1) {
7149 tccp->prch[it_res] = 1;
7151 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
7155 OPJ_INT32 res_spec = parameters->res_spec;
7156 OPJ_INT32 size_prcw = 0;
7157 OPJ_INT32 size_prch = 0;
7159 assert(res_spec > 0); /* issue 189 */
7160 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
7161 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
7164 if (size_prcw < 1) {
7165 tccp->prcw[it_res] = 1;
7167 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
7170 if (size_prch < 1) {
7171 tccp->prch[it_res] = 1;
7173 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
7177 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
7180 for (j = 0; j < tccp->numresolutions; j++) {
7186 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
7190 if (parameters->mct_data) {
7191 opj_free(parameters->mct_data);
7192 parameters->mct_data = 00;
7197 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
7198 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
7200 assert(cstr_index != 00);
7202 /* expand the list? */
7203 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
7204 opj_marker_info_t *new_marker;
7205 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
7206 cstr_index->maxmarknum);
7207 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
7208 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
7210 opj_free(cstr_index->marker);
7211 cstr_index->marker = NULL;
7212 cstr_index->maxmarknum = 0;
7213 cstr_index->marknum = 0;
7214 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
7217 cstr_index->marker = new_marker;
7220 /* add the marker */
7221 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
7222 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
7223 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
7224 cstr_index->marknum++;
7228 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
7229 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
7232 assert(cstr_index != 00);
7233 assert(cstr_index->tile_index != 00);
7235 /* expand the list? */
7236 if ((cstr_index->tile_index[tileno].marknum + 1) >
7237 cstr_index->tile_index[tileno].maxmarknum) {
7238 opj_marker_info_t *new_marker;
7239 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
7240 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
7241 new_marker = (opj_marker_info_t *) opj_realloc(
7242 cstr_index->tile_index[tileno].marker,
7243 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
7245 opj_free(cstr_index->tile_index[tileno].marker);
7246 cstr_index->tile_index[tileno].marker = NULL;
7247 cstr_index->tile_index[tileno].maxmarknum = 0;
7248 cstr_index->tile_index[tileno].marknum = 0;
7249 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
7252 cstr_index->tile_index[tileno].marker = new_marker;
7255 /* add the marker */
7256 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
7258 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
7260 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
7262 cstr_index->tile_index[tileno].marknum++;
7264 if (type == J2K_MS_SOT) {
7265 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
7267 if (cstr_index->tile_index[tileno].tp_index) {
7268 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
7276 * -----------------------------------------------------------------------
7277 * -----------------------------------------------------------------------
7278 * -----------------------------------------------------------------------
7281 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
7282 opj_stream_private_t *p_stream,
7283 opj_event_mgr_t * p_manager
7292 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
7294 opj_image_t** p_image,
7295 opj_event_mgr_t* p_manager)
7298 assert(p_j2k != 00);
7299 assert(p_stream != 00);
7300 assert(p_manager != 00);
7302 /* create an empty image header */
7303 p_j2k->m_private_image = opj_image_create0();
7304 if (! p_j2k->m_private_image) {
7308 /* customization of the validation */
7309 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
7310 opj_image_destroy(p_j2k->m_private_image);
7311 p_j2k->m_private_image = NULL;
7315 /* validation of the parameters codec */
7316 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
7317 opj_image_destroy(p_j2k->m_private_image);
7318 p_j2k->m_private_image = NULL;
7322 /* customization of the encoding */
7323 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
7324 opj_image_destroy(p_j2k->m_private_image);
7325 p_j2k->m_private_image = NULL;
7330 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
7331 opj_image_destroy(p_j2k->m_private_image);
7332 p_j2k->m_private_image = NULL;
7336 *p_image = opj_image_create0();
7341 /* Copy codestream image information to the output image */
7342 opj_copy_image_header(p_j2k->m_private_image, *p_image);
7344 /*Allocate and initialize some elements of codestrem index*/
7345 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
7352 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
7353 opj_event_mgr_t * p_manager)
7356 assert(p_j2k != 00);
7357 assert(p_manager != 00);
7359 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7360 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
7364 /* DEVELOPER CORNER, add your custom procedures */
7365 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7366 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
7373 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
7374 opj_event_mgr_t * p_manager)
7377 assert(p_j2k != 00);
7378 assert(p_manager != 00);
7380 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7381 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
7384 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7385 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
7389 /* DEVELOPER CORNER, add your custom validation procedure */
7393 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
7394 opj_stream_private_t *p_stream,
7395 opj_event_mgr_t * p_manager)
7397 OPJ_BOOL l_is_valid = OPJ_TRUE;
7401 assert(p_j2k != 00);
7402 assert(p_stream != 00);
7403 assert(p_manager != 00);
7405 OPJ_UNUSED(p_stream);
7406 OPJ_UNUSED(p_manager);
7408 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
7409 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7410 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
7412 for (i = 0; i < l_nb_tiles; ++i) {
7413 if (l_tcp->mct == 2) {
7414 opj_tccp_t * l_tccp = l_tcp->tccps;
7415 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
7417 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
7418 l_is_valid &= !(l_tccp->qmfbid & 1);
7429 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
7432 OPJ_UINT32 l_indix = 1;
7433 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
7434 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
7435 OPJ_UINT32 l_mct_size, l_nb_elem;
7436 OPJ_FLOAT32 * l_data, * l_current_data;
7437 opj_tccp_t * l_tccp;
7440 assert(p_tcp != 00);
7442 if (p_tcp->mct != 2) {
7446 if (p_tcp->m_mct_decoding_matrix) {
7447 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7448 opj_mct_data_t *new_mct_records;
7449 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7451 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7452 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7453 if (! new_mct_records) {
7454 opj_free(p_tcp->m_mct_records);
7455 p_tcp->m_mct_records = NULL;
7456 p_tcp->m_nb_max_mct_records = 0;
7457 p_tcp->m_nb_mct_records = 0;
7458 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7461 p_tcp->m_mct_records = new_mct_records;
7462 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7464 memset(l_mct_deco_data, 0,
7465 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7468 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7470 if (l_mct_deco_data->m_data) {
7471 opj_free(l_mct_deco_data->m_data);
7472 l_mct_deco_data->m_data = 00;
7475 l_mct_deco_data->m_index = l_indix++;
7476 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
7477 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
7478 l_nb_elem = p_image->numcomps * p_image->numcomps;
7479 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
7480 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7482 if (! l_mct_deco_data->m_data) {
7486 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
7487 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
7489 l_mct_deco_data->m_data_size = l_mct_size;
7490 ++p_tcp->m_nb_mct_records;
7493 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7494 opj_mct_data_t *new_mct_records;
7495 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7496 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7497 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7498 if (! new_mct_records) {
7499 opj_free(p_tcp->m_mct_records);
7500 p_tcp->m_mct_records = NULL;
7501 p_tcp->m_nb_max_mct_records = 0;
7502 p_tcp->m_nb_mct_records = 0;
7503 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7506 p_tcp->m_mct_records = new_mct_records;
7507 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7509 memset(l_mct_offset_data, 0,
7510 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7513 if (l_mct_deco_data) {
7514 l_mct_deco_data = l_mct_offset_data - 1;
7518 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7520 if (l_mct_offset_data->m_data) {
7521 opj_free(l_mct_offset_data->m_data);
7522 l_mct_offset_data->m_data = 00;
7525 l_mct_offset_data->m_index = l_indix++;
7526 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7527 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7528 l_nb_elem = p_image->numcomps;
7529 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7530 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7532 if (! l_mct_offset_data->m_data) {
7536 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7538 opj_free(l_mct_offset_data->m_data);
7539 l_mct_offset_data->m_data = 00;
7543 l_tccp = p_tcp->tccps;
7544 l_current_data = l_data;
7546 for (i = 0; i < l_nb_elem; ++i) {
7547 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
7551 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
7552 l_mct_offset_data->m_data, l_nb_elem);
7556 l_mct_offset_data->m_data_size = l_mct_size;
7558 ++p_tcp->m_nb_mct_records;
7560 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7561 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7562 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7563 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7564 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
7565 opj_simple_mcc_decorrelation_data_t));
7566 if (! new_mcc_records) {
7567 opj_free(p_tcp->m_mcc_records);
7568 p_tcp->m_mcc_records = NULL;
7569 p_tcp->m_nb_max_mcc_records = 0;
7570 p_tcp->m_nb_mcc_records = 0;
7571 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7574 p_tcp->m_mcc_records = new_mcc_records;
7575 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7576 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
7577 sizeof(opj_simple_mcc_decorrelation_data_t));
7581 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7582 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7583 l_mcc_data->m_is_irreversible = 1;
7584 l_mcc_data->m_nb_comps = p_image->numcomps;
7585 l_mcc_data->m_index = l_indix++;
7586 l_mcc_data->m_offset_array = l_mct_offset_data;
7587 ++p_tcp->m_nb_mcc_records;
7592 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
7593 opj_stream_private_t *p_stream,
7594 opj_event_mgr_t * p_manager)
7596 /* add here initialization of cp
7597 copy paste of setup_decoder */
7604 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
7605 opj_stream_private_t *p_stream,
7606 opj_event_mgr_t * p_manager)
7608 /* add here initialization of cp
7609 copy paste of setup_encoder */
7616 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
7617 opj_stream_private_t *p_stream,
7618 opj_event_mgr_t * p_manager)
7620 OPJ_BOOL l_is_valid = OPJ_TRUE;
7623 assert(p_j2k != 00);
7624 assert(p_stream != 00);
7625 assert(p_manager != 00);
7627 OPJ_UNUSED(p_stream);
7629 /* STATE checking */
7630 /* make sure the state is at 0 */
7631 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7633 /* POINTER validation */
7634 /* make sure a p_j2k codec is present */
7635 l_is_valid &= (p_j2k->m_procedure_list != 00);
7636 /* make sure a validation list is present */
7637 l_is_valid &= (p_j2k->m_validation_list != 00);
7639 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7640 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7641 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7642 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
7643 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7644 opj_event_msg(p_manager, EVT_ERROR,
7645 "Number of resolutions is too high in comparison to the size of tiles\n");
7649 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
7650 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7651 opj_event_msg(p_manager, EVT_ERROR,
7652 "Number of resolutions is too high in comparison to the size of tiles\n");
7656 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
7657 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7658 opj_event_msg(p_manager, EVT_ERROR,
7659 "Number of resolutions is too high in comparison to the size of tiles\n");
7663 /* PARAMETER VALIDATION */
7667 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
7668 opj_stream_private_t *p_stream,
7669 opj_event_mgr_t * p_manager
7672 OPJ_BOOL l_is_valid = OPJ_TRUE;
7675 assert(p_j2k != 00);
7676 assert(p_stream != 00);
7677 assert(p_manager != 00);
7679 OPJ_UNUSED(p_stream);
7680 OPJ_UNUSED(p_manager);
7682 /* STATE checking */
7683 /* make sure the state is at 0 */
7685 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7687 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7689 /* POINTER validation */
7690 /* make sure a p_j2k codec is present */
7691 /* make sure a procedure list is present */
7692 l_is_valid &= (p_j2k->m_procedure_list != 00);
7693 /* make sure a validation list is present */
7694 l_is_valid &= (p_j2k->m_validation_list != 00);
7696 /* PARAMETER VALIDATION */
7700 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
7701 opj_stream_private_t *p_stream,
7702 opj_event_mgr_t * p_manager)
7704 OPJ_UINT32 l_current_marker;
7705 OPJ_UINT32 l_marker_size;
7706 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7707 OPJ_BOOL l_has_siz = 0;
7708 OPJ_BOOL l_has_cod = 0;
7709 OPJ_BOOL l_has_qcd = 0;
7712 assert(p_stream != 00);
7713 assert(p_j2k != 00);
7714 assert(p_manager != 00);
7716 /* We enter in the main header */
7717 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7719 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7720 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
7721 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7725 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7726 if (opj_stream_read_data(p_stream,
7727 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7728 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7732 /* Read 2 bytes as the new marker ID */
7733 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7734 &l_current_marker, 2);
7736 /* Try to read until the SOT is detected */
7737 while (l_current_marker != J2K_MS_SOT) {
7739 /* Check if the current marker ID is valid */
7740 if (l_current_marker < 0xff00) {
7741 opj_event_msg(p_manager, EVT_ERROR,
7742 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7746 /* Get the marker handler from the marker ID */
7747 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7749 /* Manage case where marker is unknown */
7750 if (l_marker_handler->id == J2K_MS_UNK) {
7751 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
7752 opj_event_msg(p_manager, EVT_ERROR,
7753 "Unknow marker have been detected and generated error.\n");
7757 if (l_current_marker == J2K_MS_SOT) {
7758 break; /* SOT marker is detected main header is completely read */
7759 } else { /* Get the marker handler from the marker ID */
7760 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7764 if (l_marker_handler->id == J2K_MS_SIZ) {
7765 /* Mark required SIZ marker as found */
7768 if (l_marker_handler->id == J2K_MS_COD) {
7769 /* Mark required COD marker as found */
7772 if (l_marker_handler->id == J2K_MS_QCD) {
7773 /* Mark required QCD marker as found */
7777 /* Check if the marker is known and if it is the right place to find it */
7778 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
7779 opj_event_msg(p_manager, EVT_ERROR,
7780 "Marker is not compliant with its position\n");
7784 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7785 if (opj_stream_read_data(p_stream,
7786 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7787 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7791 /* read 2 bytes as the marker size */
7792 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
7794 if (l_marker_size < 2) {
7795 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
7798 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7800 /* Check if the marker size is compatible with the header data size */
7801 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7802 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
7803 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7804 if (! new_header_data) {
7805 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7806 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7807 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7808 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7811 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7812 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7815 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7816 if (opj_stream_read_data(p_stream,
7817 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
7818 p_manager) != l_marker_size) {
7819 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7823 /* Read the marker segment with the correct marker handler */
7824 if (!(*(l_marker_handler->handler))(p_j2k,
7825 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
7826 opj_event_msg(p_manager, EVT_ERROR,
7827 "Marker handler function failed to read the marker segment\n");
7831 /* Add the marker to the codestream index*/
7832 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7834 l_marker_handler->id,
7835 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7836 l_marker_size + 4)) {
7837 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7841 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7842 if (opj_stream_read_data(p_stream,
7843 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7844 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7848 /* read 2 bytes as the new marker ID */
7849 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7850 &l_current_marker, 2);
7853 if (l_has_siz == 0) {
7854 opj_event_msg(p_manager, EVT_ERROR,
7855 "required SIZ marker not found in main header\n");
7858 if (l_has_cod == 0) {
7859 opj_event_msg(p_manager, EVT_ERROR,
7860 "required COD marker not found in main header\n");
7863 if (l_has_qcd == 0) {
7864 opj_event_msg(p_manager, EVT_ERROR,
7865 "required QCD marker not found in main header\n");
7869 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
7870 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
7874 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7876 /* Position of the last element if the main header */
7877 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7879 /* Next step: read a tile-part header */
7880 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7885 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
7886 opj_procedure_list_t * p_procedure_list,
7887 opj_stream_private_t *p_stream,
7888 opj_event_mgr_t * p_manager)
7890 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
7891 opj_event_mgr_t *) = 00;
7892 OPJ_BOOL l_result = OPJ_TRUE;
7893 OPJ_UINT32 l_nb_proc, i;
7896 assert(p_procedure_list != 00);
7897 assert(p_j2k != 00);
7898 assert(p_stream != 00);
7899 assert(p_manager != 00);
7901 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7902 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
7903 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7905 for (i = 0; i < l_nb_proc; ++i) {
7906 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
7910 /* and clear the procedure list at the end.*/
7911 opj_procedure_list_clear(p_procedure_list);
7916 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
7917 opj_stream_private_t *p_stream,
7918 opj_event_mgr_t * p_manager
7921 opj_tcp_t * l_tcp = 00;
7922 opj_tcp_t * l_default_tcp = 00;
7923 OPJ_UINT32 l_nb_tiles;
7925 opj_tccp_t *l_current_tccp = 00;
7926 OPJ_UINT32 l_tccp_size;
7927 OPJ_UINT32 l_mct_size;
7928 opj_image_t * l_image;
7929 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
7930 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7931 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7932 OPJ_UINT32 l_offset;
7935 assert(p_j2k != 00);
7936 assert(p_stream != 00);
7937 assert(p_manager != 00);
7939 OPJ_UNUSED(p_stream);
7941 l_image = p_j2k->m_private_image;
7942 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7943 l_tcp = p_j2k->m_cp.tcps;
7944 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7945 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7946 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
7950 for (i = 0; i < l_nb_tiles; ++i) {
7951 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7952 l_current_tccp = l_tcp->tccps;
7953 /*Copy default coding parameters into the current tile coding parameters*/
7954 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7955 /* Initialize some values of the current tile coding parameters*/
7958 l_tcp->ppt_data = 00;
7959 l_tcp->m_current_tile_part_number = -1;
7960 /* Remove memory not owned by this tile in case of early error return. */
7961 l_tcp->m_mct_decoding_matrix = 00;
7962 l_tcp->m_nb_max_mct_records = 0;
7963 l_tcp->m_mct_records = 00;
7964 l_tcp->m_nb_max_mcc_records = 0;
7965 l_tcp->m_mcc_records = 00;
7966 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7967 l_tcp->tccps = l_current_tccp;
7969 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7970 if (l_default_tcp->m_mct_decoding_matrix) {
7971 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7972 if (! l_tcp->m_mct_decoding_matrix) {
7975 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
7979 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7980 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
7982 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7983 if (! l_tcp->m_mct_records) {
7986 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
7988 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7989 l_src_mct_rec = l_default_tcp->m_mct_records;
7990 l_dest_mct_rec = l_tcp->m_mct_records;
7992 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
7994 if (l_src_mct_rec->m_data) {
7996 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7997 if (! l_dest_mct_rec->m_data) {
8000 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8001 l_src_mct_rec->m_data_size);
8006 /* Update with each pass to free exactly what has been allocated on early return. */
8007 l_tcp->m_nb_max_mct_records += 1;
8010 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8011 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8012 opj_simple_mcc_decorrelation_data_t);
8013 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8014 l_mcc_records_size);
8015 if (! l_tcp->m_mcc_records) {
8018 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8019 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8021 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8022 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8023 l_dest_mcc_rec = l_tcp->m_mcc_records;
8025 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8027 if (l_src_mcc_rec->m_decorrelation_array) {
8028 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8029 l_default_tcp->m_mct_records);
8030 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8033 if (l_src_mcc_rec->m_offset_array) {
8034 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8035 l_default_tcp->m_mct_records);
8036 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8043 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8044 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8046 /* Move to next tile cp*/
8050 /* Create the current tile decoder*/
8051 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
8052 if (! p_j2k->m_tcd) {
8056 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
8057 opj_tcd_destroy(p_j2k->m_tcd);
8059 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8066 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
8069 const opj_dec_memory_marker_handler_t *e;
8070 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
8071 if (e->id == p_id) {
8072 break; /* we find a handler corresponding to the marker ID*/
8078 void opj_j2k_destroy(opj_j2k_t *p_j2k)
8084 if (p_j2k->m_is_decoder) {
8086 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
8087 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8088 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8089 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
8092 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
8093 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8094 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
8095 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8099 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
8100 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
8101 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
8104 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
8105 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
8106 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
8107 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
8110 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
8111 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
8112 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
8113 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
8117 opj_tcd_destroy(p_j2k->m_tcd);
8119 opj_j2k_cp_destroy(&(p_j2k->m_cp));
8120 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
8122 opj_procedure_list_destroy(p_j2k->m_procedure_list);
8123 p_j2k->m_procedure_list = 00;
8125 opj_procedure_list_destroy(p_j2k->m_validation_list);
8126 p_j2k->m_procedure_list = 00;
8128 j2k_destroy_cstr_index(p_j2k->cstr_index);
8129 p_j2k->cstr_index = NULL;
8131 opj_image_destroy(p_j2k->m_private_image);
8132 p_j2k->m_private_image = NULL;
8134 opj_image_destroy(p_j2k->m_output_image);
8135 p_j2k->m_output_image = NULL;
8137 opj_thread_pool_destroy(p_j2k->m_tp);
8143 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
8147 if (p_cstr_ind->marker) {
8148 opj_free(p_cstr_ind->marker);
8149 p_cstr_ind->marker = NULL;
8152 if (p_cstr_ind->tile_index) {
8153 OPJ_UINT32 it_tile = 0;
8155 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
8157 if (p_cstr_ind->tile_index[it_tile].packet_index) {
8158 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
8159 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
8162 if (p_cstr_ind->tile_index[it_tile].tp_index) {
8163 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
8164 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
8167 if (p_cstr_ind->tile_index[it_tile].marker) {
8168 opj_free(p_cstr_ind->tile_index[it_tile].marker);
8169 p_cstr_ind->tile_index[it_tile].marker = NULL;
8174 opj_free(p_cstr_ind->tile_index);
8175 p_cstr_ind->tile_index = NULL;
8178 opj_free(p_cstr_ind);
8182 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
8188 if (p_tcp->ppt_markers != 00) {
8190 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
8191 if (p_tcp->ppt_markers[i].m_data != NULL) {
8192 opj_free(p_tcp->ppt_markers[i].m_data);
8195 p_tcp->ppt_markers_count = 0U;
8196 opj_free(p_tcp->ppt_markers);
8197 p_tcp->ppt_markers = NULL;
8200 if (p_tcp->ppt_buffer != 00) {
8201 opj_free(p_tcp->ppt_buffer);
8202 p_tcp->ppt_buffer = 00;
8205 if (p_tcp->tccps != 00) {
8206 opj_free(p_tcp->tccps);
8210 if (p_tcp->m_mct_coding_matrix != 00) {
8211 opj_free(p_tcp->m_mct_coding_matrix);
8212 p_tcp->m_mct_coding_matrix = 00;
8215 if (p_tcp->m_mct_decoding_matrix != 00) {
8216 opj_free(p_tcp->m_mct_decoding_matrix);
8217 p_tcp->m_mct_decoding_matrix = 00;
8220 if (p_tcp->m_mcc_records) {
8221 opj_free(p_tcp->m_mcc_records);
8222 p_tcp->m_mcc_records = 00;
8223 p_tcp->m_nb_max_mcc_records = 0;
8224 p_tcp->m_nb_mcc_records = 0;
8227 if (p_tcp->m_mct_records) {
8228 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
8231 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
8232 if (l_mct_data->m_data) {
8233 opj_free(l_mct_data->m_data);
8234 l_mct_data->m_data = 00;
8240 opj_free(p_tcp->m_mct_records);
8241 p_tcp->m_mct_records = 00;
8244 if (p_tcp->mct_norms != 00) {
8245 opj_free(p_tcp->mct_norms);
8246 p_tcp->mct_norms = 00;
8249 opj_j2k_tcp_data_destroy(p_tcp);
8253 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
8255 if (p_tcp->m_data) {
8256 opj_free(p_tcp->m_data);
8257 p_tcp->m_data = NULL;
8258 p_tcp->m_data_size = 0;
8262 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
8264 OPJ_UINT32 l_nb_tiles;
8265 opj_tcp_t * l_current_tile = 00;
8270 if (p_cp->tcps != 00) {
8272 l_current_tile = p_cp->tcps;
8273 l_nb_tiles = p_cp->th * p_cp->tw;
8275 for (i = 0U; i < l_nb_tiles; ++i) {
8276 opj_j2k_tcp_destroy(l_current_tile);
8279 opj_free(p_cp->tcps);
8282 if (p_cp->ppm_markers != 00) {
8284 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
8285 if (p_cp->ppm_markers[i].m_data != NULL) {
8286 opj_free(p_cp->ppm_markers[i].m_data);
8289 p_cp->ppm_markers_count = 0U;
8290 opj_free(p_cp->ppm_markers);
8291 p_cp->ppm_markers = NULL;
8293 opj_free(p_cp->ppm_buffer);
8294 p_cp->ppm_buffer = 00;
8296 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
8297 opj_free(p_cp->comment);
8299 if (! p_cp->m_is_decoder) {
8300 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
8301 p_cp->m_specific_param.m_enc.m_matrice = 00;
8305 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
8306 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
8307 opj_event_mgr_t * p_manager)
8309 OPJ_BYTE l_header_data[10];
8310 OPJ_OFF_T l_stream_pos_backup;
8311 OPJ_UINT32 l_current_marker;
8312 OPJ_UINT32 l_marker_size;
8313 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
8315 /* initialize to no correction needed */
8316 *p_correction_needed = OPJ_FALSE;
8318 if (!opj_stream_has_seek(p_stream)) {
8319 /* We can't do much in this case, seek is needed */
8323 l_stream_pos_backup = opj_stream_tell(p_stream);
8324 if (l_stream_pos_backup == -1) {
8325 /* let's do nothing */
8330 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8331 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8332 /* assume all is OK */
8333 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8339 /* Read 2 bytes from buffer as the new marker ID */
8340 opj_read_bytes(l_header_data, &l_current_marker, 2);
8342 if (l_current_marker != J2K_MS_SOT) {
8343 /* assume all is OK */
8344 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8350 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8351 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8352 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8356 /* Read 2 bytes from the buffer as the marker size */
8357 opj_read_bytes(l_header_data, &l_marker_size, 2);
8359 /* Check marker size for SOT Marker */
8360 if (l_marker_size != 10) {
8361 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8366 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
8367 p_manager) != l_marker_size) {
8368 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8372 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
8373 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
8377 if (l_tile_no == tile_no) {
8378 /* we found what we were looking for */
8382 if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
8383 /* last SOT until EOC or invalid Psot value */
8384 /* assume all is OK */
8385 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8391 /* look for next SOT marker */
8392 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
8393 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
8394 /* assume all is OK */
8395 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8402 /* check for correction */
8403 if (l_current_part == l_num_parts) {
8404 *p_correction_needed = OPJ_TRUE;
8407 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8413 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
8414 OPJ_UINT32 * p_tile_index,
8415 OPJ_UINT32 * p_data_size,
8416 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
8417 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
8418 OPJ_UINT32 * p_nb_comps,
8420 opj_stream_private_t *p_stream,
8421 opj_event_mgr_t * p_manager)
8423 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
8424 OPJ_UINT32 l_marker_size;
8425 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8426 opj_tcp_t * l_tcp = NULL;
8429 assert(p_stream != 00);
8430 assert(p_j2k != 00);
8431 assert(p_manager != 00);
8433 /* Reach the End Of Codestream ?*/
8434 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
8435 l_current_marker = J2K_MS_EOC;
8437 /* We need to encounter a SOT marker (a new tile-part header) */
8438 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
8442 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
8443 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
8444 (l_current_marker != J2K_MS_EOC)) {
8446 /* Try to read until the Start Of Data is detected */
8447 while (l_current_marker != J2K_MS_SOD) {
8449 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8450 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8454 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8455 if (opj_stream_read_data(p_stream,
8456 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8457 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8461 /* Read 2 bytes from the buffer as the marker size */
8462 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8465 /* Check marker size (does not include marker ID but includes marker size) */
8466 if (l_marker_size < 2) {
8467 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8471 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
8472 if (l_current_marker == 0x8080 &&
8473 opj_stream_get_number_byte_left(p_stream) == 0) {
8474 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8478 /* Why this condition? FIXME */
8479 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
8480 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
8482 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8484 /* Get the marker handler from the marker ID */
8485 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8487 /* Check if the marker is known and if it is the right place to find it */
8488 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8489 opj_event_msg(p_manager, EVT_ERROR,
8490 "Marker is not compliant with its position\n");
8493 /* FIXME manage case of unknown marker as in the main header ? */
8495 /* Check if the marker size is compatible with the header data size */
8496 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8497 OPJ_BYTE *new_header_data = NULL;
8498 /* If we are here, this means we consider this marker as known & we will read it */
8499 /* Check enough bytes left in stream before allocation */
8500 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
8501 opj_event_msg(p_manager, EVT_ERROR,
8502 "Marker size inconsistent with stream length\n");
8505 new_header_data = (OPJ_BYTE *) opj_realloc(
8506 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8507 if (! new_header_data) {
8508 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8509 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8510 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8511 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8514 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8515 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8518 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8519 if (opj_stream_read_data(p_stream,
8520 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8521 p_manager) != l_marker_size) {
8522 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8526 if (!l_marker_handler->handler) {
8527 /* See issue #175 */
8528 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
8531 /* Read the marker segment with the correct marker handler */
8532 if (!(*(l_marker_handler->handler))(p_j2k,
8533 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8534 opj_event_msg(p_manager, EVT_ERROR,
8535 "Fail to read the current marker segment (%#x)\n", l_current_marker);
8539 /* Add the marker to the codestream index*/
8540 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
8542 l_marker_handler->id,
8543 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8544 l_marker_size + 4)) {
8545 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
8549 /* Keep the position of the last SOT marker read */
8550 if (l_marker_handler->id == J2K_MS_SOT) {
8551 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
8553 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
8554 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
8558 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
8559 /* Skip the rest of the tile part header*/
8560 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
8561 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
8562 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8565 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
8567 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
8568 if (opj_stream_read_data(p_stream,
8569 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8570 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8573 /* Read 2 bytes from the buffer as the new marker ID */
8574 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8575 &l_current_marker, 2);
8578 if (opj_stream_get_number_byte_left(p_stream) == 0
8579 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8583 /* If we didn't skip data before, we need to read the SOD marker*/
8584 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
8585 /* Try to read the SOD marker and skip data ? FIXME */
8586 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
8589 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
8590 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
8592 OPJ_BOOL l_correction_needed;
8594 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8595 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
8596 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8597 opj_event_msg(p_manager, EVT_ERROR,
8598 "opj_j2k_apply_nb_tile_parts_correction error\n");
8601 if (l_correction_needed) {
8602 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8603 OPJ_UINT32 l_tile_no;
8605 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8606 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8608 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8609 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8610 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
8613 opj_event_msg(p_manager, EVT_WARNING,
8614 "Non conformant codestream TPsot==TNsot.\n");
8617 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8618 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8619 if (opj_stream_read_data(p_stream,
8620 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8621 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8625 /* Read 2 bytes from buffer as the new marker ID */
8626 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8627 &l_current_marker, 2);
8630 /* Indicate we will try to read a new tile-part header*/
8631 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8632 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8633 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8635 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8636 if (opj_stream_read_data(p_stream,
8637 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8638 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8642 /* Read 2 bytes from buffer as the new marker ID */
8643 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8644 &l_current_marker, 2);
8648 /* Current marker is the EOC marker ?*/
8649 if (l_current_marker == J2K_MS_EOC) {
8650 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8654 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8655 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8656 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8658 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
8659 ++p_j2k->m_current_tile_number;
8663 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8664 *p_go_on = OPJ_FALSE;
8669 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
8671 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8675 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
8677 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8681 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8682 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8684 *p_tile_index = p_j2k->m_current_tile_number;
8685 *p_go_on = OPJ_TRUE;
8686 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
8687 if (*p_data_size == UINT_MAX) {
8690 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8691 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8692 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8693 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8694 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8696 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
8701 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
8702 OPJ_UINT32 p_tile_index,
8704 OPJ_UINT32 p_data_size,
8705 opj_stream_private_t *p_stream,
8706 opj_event_mgr_t * p_manager)
8708 OPJ_UINT32 l_current_marker;
8709 OPJ_BYTE l_data [2];
8713 assert(p_stream != 00);
8714 assert(p_j2k != 00);
8715 assert(p_manager != 00);
8717 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
8718 || (p_tile_index != p_j2k->m_current_tile_number)) {
8722 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8723 if (! l_tcp->m_data) {
8724 opj_j2k_tcp_destroy(l_tcp);
8728 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
8732 p_j2k->cstr_index, p_manager)) {
8733 opj_j2k_tcp_destroy(l_tcp);
8734 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
8735 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8739 /* p_data can be set to NULL when the call will take care of using */
8740 /* itself the TCD data. This is typically the case for whole single */
8741 /* tile decoding optimization. */
8742 if (p_data != NULL) {
8743 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
8747 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8748 * we destroy just the data which will be re-read in read_tile_header*/
8749 /*opj_j2k_tcp_destroy(l_tcp);
8750 p_j2k->m_tcd->tcp = 0;*/
8751 opj_j2k_tcp_data_destroy(l_tcp);
8754 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8755 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
8757 if (opj_stream_get_number_byte_left(p_stream) == 0
8758 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8762 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8763 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
8764 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8768 opj_read_bytes(l_data, &l_current_marker, 2);
8770 if (l_current_marker == J2K_MS_EOC) {
8771 p_j2k->m_current_tile_number = 0;
8772 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8773 } else if (l_current_marker != J2K_MS_SOT) {
8774 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8775 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8776 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8779 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8787 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
8788 opj_image_t* p_output_image)
8790 OPJ_UINT32 i, j, k = 0;
8791 OPJ_UINT32 l_width_src, l_height_src;
8792 OPJ_UINT32 l_width_dest, l_height_dest;
8793 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8794 OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8795 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
8796 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8797 OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
8799 opj_image_comp_t * l_img_comp_src = 00;
8800 opj_image_comp_t * l_img_comp_dest = 00;
8802 opj_tcd_tilecomp_t * l_tilec = 00;
8803 opj_image_t * l_image_src = 00;
8804 OPJ_UINT32 l_size_comp, l_remaining;
8805 OPJ_INT32 * l_dest_ptr;
8806 opj_tcd_resolution_t* l_res = 00;
8808 l_tilec = p_tcd->tcd_image->tiles->comps;
8809 l_image_src = p_tcd->image;
8810 l_img_comp_src = l_image_src->comps;
8812 l_img_comp_dest = p_output_image->comps;
8814 for (i = 0; i < l_image_src->numcomps; i++) {
8816 /* Allocate output component buffer if necessary */
8817 if (!l_img_comp_dest->data) {
8818 OPJ_SIZE_T l_width = l_img_comp_dest->w;
8819 OPJ_SIZE_T l_height = l_img_comp_dest->h;
8821 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
8822 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
8823 /* would overflow */
8826 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
8828 if (! l_img_comp_dest->data) {
8831 /* Do we really need this memset ? */
8832 memset(l_img_comp_dest->data, 0, l_width * l_height * sizeof(OPJ_INT32));
8835 /* Copy info from decoded comp image to output image */
8836 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8839 /* Compute the precision of the output buffer */
8840 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8841 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8842 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8848 if (l_size_comp == 3) {
8853 /* Current tile component size*/
8855 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8856 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8859 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8860 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8862 /* Border of the current output component*/
8863 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
8864 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
8865 l_x1_dest = l_x0_dest +
8866 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
8867 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8870 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8871 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8875 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8876 * of the input buffer (decoded tile component) which will be move
8877 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8878 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8879 * by this input area.
8881 assert(l_res->x0 >= 0);
8882 assert(l_res->x1 >= 0);
8883 if (l_x0_dest < (OPJ_UINT32)l_res->x0) {
8884 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8885 l_offset_x0_src = 0;
8887 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
8888 l_width_dest = l_width_src;
8889 l_offset_x1_src = 0;
8891 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8892 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8895 l_start_x_dest = 0U;
8896 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8898 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
8899 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8900 l_offset_x1_src = 0;
8902 l_width_dest = l_img_comp_dest->w ;
8903 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8907 if (l_y0_dest < (OPJ_UINT32)l_res->y0) {
8908 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8909 l_offset_y0_src = 0;
8911 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
8912 l_height_dest = l_height_src;
8913 l_offset_y1_src = 0;
8915 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8916 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8919 l_start_y_dest = 0U;
8920 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8922 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
8923 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8924 l_offset_y1_src = 0;
8926 l_height_dest = l_img_comp_dest->h ;
8927 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8931 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
8932 (l_offset_y1_src < 0)) {
8935 /* testcase 2977.pdf.asan.67.2198 */
8936 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8941 /* Compute the input buffer offset */
8942 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
8943 * (OPJ_SIZE_T)l_width_src;
8944 l_line_offset_src = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
8945 l_end_offset_src = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src -
8946 (OPJ_SIZE_T)l_offset_x0_src;
8948 /* Compute the output buffer offset */
8949 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
8950 * (OPJ_SIZE_T)l_img_comp_dest->w;
8951 l_line_offset_dest = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
8953 /* Move the output buffer to the first place where we will write*/
8954 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8957 fprintf(stdout, "COMPO[%d]:\n",i);
8958 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
8959 "\t tile offset:%d, %d, %d, %d\n"
8960 "\t buffer offset: %d; %d, %d\n",
8961 l_res->x0, l_res->y0, l_width_src, l_height_src,
8962 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
8963 l_start_offset_src, l_line_offset_src, l_end_offset_src);
8965 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
8966 "\t start offset: %d, line offset= %d\n",
8967 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
8970 switch (l_size_comp) {
8972 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
8973 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
8975 if (l_img_comp_src->sgnd) {
8976 for (j = 0 ; j < l_height_dest ; ++j) {
8977 for (k = 0 ; k < l_width_dest ; ++k) {
8978 *(l_dest_ptr++) = (OPJ_INT32)(*
8979 (l_src_ptr++)); /* Copy only the data needed for the output image */
8983 l_line_offset_dest; /* Move to the next place where we will write */
8984 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
8987 for (j = 0 ; j < l_height_dest ; ++j) {
8988 for (k = 0 ; k < l_width_dest ; ++k) {
8989 *(l_dest_ptr++) = (OPJ_INT32)((*(l_src_ptr++)) & 0xff);
8992 l_dest_ptr += l_line_offset_dest;
8993 l_src_ptr += l_line_offset_src;
8998 l_end_offset_src; /* Move to the end of this component-part of the input buffer */
8999 p_data = (OPJ_BYTE*)
9000 l_src_ptr; /* Keep the current position for the next component-part */
9004 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
9005 l_src_ptr += l_start_offset_src;
9007 if (l_img_comp_src->sgnd) {
9008 for (j = 0; j < l_height_dest; ++j) {
9009 for (k = 0; k < l_width_dest; ++k) {
9011 memcpy(&val, l_src_ptr, sizeof(val));
9013 *(l_dest_ptr++) = val;
9016 l_dest_ptr += l_line_offset_dest;
9017 l_src_ptr += l_line_offset_src ;
9020 for (j = 0; j < l_height_dest; ++j) {
9021 for (k = 0; k < l_width_dest; ++k) {
9023 memcpy(&val, l_src_ptr, sizeof(val));
9025 *(l_dest_ptr++) = val & 0xffff;
9028 l_dest_ptr += l_line_offset_dest;
9029 l_src_ptr += l_line_offset_src ;
9033 l_src_ptr += l_end_offset_src;
9034 p_data = (OPJ_BYTE*) l_src_ptr;
9038 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
9039 l_src_ptr += l_start_offset_src;
9041 for (j = 0; j < l_height_dest; ++j) {
9042 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9043 l_dest_ptr += l_width_dest + l_line_offset_dest;
9044 l_src_ptr += l_width_dest + l_line_offset_src ;
9047 l_src_ptr += l_end_offset_src;
9048 p_data = (OPJ_BYTE*) l_src_ptr;
9061 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
9062 opj_image_t* p_image,
9063 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
9064 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
9065 opj_event_mgr_t * p_manager)
9067 opj_cp_t * l_cp = &(p_j2k->m_cp);
9068 opj_image_t * l_image = p_j2k->m_private_image;
9071 OPJ_INT32 l_comp_x1, l_comp_y1;
9072 opj_image_comp_t* l_img_comp = NULL;
9074 /* Check if we are read the main header */
9075 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9076 opj_event_msg(p_manager, EVT_ERROR,
9077 "Need to decode the main header before begin to decode the remaining codestream");
9081 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
9082 opj_event_msg(p_manager, EVT_INFO,
9083 "No decoded area parameters, set the decoded area to the whole image\n");
9085 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9086 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9087 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9088 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9094 /* Check if the positions provided by the user are correct */
9097 if (p_start_x < 0) {
9098 opj_event_msg(p_manager, EVT_ERROR,
9099 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
9102 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
9103 opj_event_msg(p_manager, EVT_ERROR,
9104 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
9105 p_start_x, l_image->x1);
9107 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
9108 opj_event_msg(p_manager, EVT_WARNING,
9109 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
9110 p_start_x, l_image->x0);
9111 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9112 p_image->x0 = l_image->x0;
9114 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
9115 l_cp->tx0) / l_cp->tdx;
9116 p_image->x0 = (OPJ_UINT32)p_start_x;
9120 if (p_start_x < 0) {
9121 opj_event_msg(p_manager, EVT_ERROR,
9122 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
9125 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
9126 opj_event_msg(p_manager, EVT_ERROR,
9127 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
9128 p_start_y, l_image->y1);
9130 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
9131 opj_event_msg(p_manager, EVT_WARNING,
9132 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
9133 p_start_y, l_image->y0);
9134 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9135 p_image->y0 = l_image->y0;
9137 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
9138 l_cp->ty0) / l_cp->tdy;
9139 p_image->y0 = (OPJ_UINT32)p_start_y;
9144 opj_event_msg(p_manager, EVT_ERROR,
9145 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
9148 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
9149 opj_event_msg(p_manager, EVT_ERROR,
9150 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
9151 p_end_x, l_image->x0);
9153 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
9154 opj_event_msg(p_manager, EVT_WARNING,
9155 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
9156 p_end_x, l_image->x1);
9157 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9158 p_image->x1 = l_image->x1;
9160 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
9161 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
9162 p_image->x1 = (OPJ_UINT32)p_end_x;
9167 opj_event_msg(p_manager, EVT_ERROR,
9168 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
9171 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
9172 opj_event_msg(p_manager, EVT_ERROR,
9173 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
9174 p_end_y, l_image->y0);
9177 if ((OPJ_UINT32)p_end_y > l_image->y1) {
9178 opj_event_msg(p_manager, EVT_WARNING,
9179 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
9180 p_end_y, l_image->y1);
9181 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9182 p_image->y1 = l_image->y1;
9184 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
9185 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
9186 p_image->y1 = (OPJ_UINT32)p_end_y;
9190 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
9192 l_img_comp = p_image->comps;
9193 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9196 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9197 (OPJ_INT32)l_img_comp->dx);
9198 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9199 (OPJ_INT32)l_img_comp->dy);
9200 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9201 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9203 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
9204 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
9206 opj_event_msg(p_manager, EVT_ERROR,
9207 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
9211 l_img_comp->w = (OPJ_UINT32)l_w;
9213 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
9214 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
9216 opj_event_msg(p_manager, EVT_ERROR,
9217 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
9221 l_img_comp->h = (OPJ_UINT32)l_h;
9226 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
9227 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
9232 opj_j2k_t* opj_j2k_create_decompress(void)
9234 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
9239 l_j2k->m_is_decoder = 1;
9240 l_j2k->m_cp.m_is_decoder = 1;
9242 #ifdef OPJ_DISABLE_TPSOT_FIX
9243 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9246 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
9248 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
9249 opj_j2k_destroy(l_j2k);
9253 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
9254 OPJ_J2K_DEFAULT_HEADER_SIZE);
9255 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
9256 opj_j2k_destroy(l_j2k);
9260 l_j2k->m_specific_param.m_decoder.m_header_data_size =
9261 OPJ_J2K_DEFAULT_HEADER_SIZE;
9263 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
9265 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
9267 /* codestream index creation */
9268 l_j2k->cstr_index = opj_j2k_create_cstr_index();
9269 if (!l_j2k->cstr_index) {
9270 opj_j2k_destroy(l_j2k);
9274 /* validation list creation */
9275 l_j2k->m_validation_list = opj_procedure_list_create();
9276 if (! l_j2k->m_validation_list) {
9277 opj_j2k_destroy(l_j2k);
9281 /* execution list creation */
9282 l_j2k->m_procedure_list = opj_procedure_list_create();
9283 if (! l_j2k->m_procedure_list) {
9284 opj_j2k_destroy(l_j2k);
9288 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
9290 l_j2k->m_tp = opj_thread_pool_create(0);
9293 opj_j2k_destroy(l_j2k);
9300 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
9302 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
9303 opj_calloc(1, sizeof(opj_codestream_index_t));
9308 cstr_index->maxmarknum = 100;
9309 cstr_index->marknum = 0;
9310 cstr_index->marker = (opj_marker_info_t*)
9311 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
9312 if (!cstr_index-> marker) {
9313 opj_free(cstr_index);
9317 cstr_index->tile_index = NULL;
9322 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
9323 OPJ_UINT32 p_tile_no,
9324 OPJ_UINT32 p_comp_no)
9326 opj_cp_t *l_cp = 00;
9327 opj_tcp_t *l_tcp = 00;
9328 opj_tccp_t *l_tccp = 00;
9331 assert(p_j2k != 00);
9333 l_cp = &(p_j2k->m_cp);
9334 l_tcp = &l_cp->tcps[p_tile_no];
9335 l_tccp = &l_tcp->tccps[p_comp_no];
9337 /* preconditions again */
9338 assert(p_tile_no < (l_cp->tw * l_cp->th));
9339 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9341 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9342 return 5 + l_tccp->numresolutions;
9348 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
9349 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9352 opj_cp_t *l_cp = NULL;
9353 opj_tcp_t *l_tcp = NULL;
9354 opj_tccp_t *l_tccp0 = NULL;
9355 opj_tccp_t *l_tccp1 = NULL;
9358 assert(p_j2k != 00);
9360 l_cp = &(p_j2k->m_cp);
9361 l_tcp = &l_cp->tcps[p_tile_no];
9362 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9363 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9365 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
9368 if (l_tccp0->cblkw != l_tccp1->cblkw) {
9371 if (l_tccp0->cblkh != l_tccp1->cblkh) {
9374 if (l_tccp0->cblksty != l_tccp1->cblksty) {
9377 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
9380 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
9384 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
9385 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
9388 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
9395 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
9396 OPJ_UINT32 p_tile_no,
9397 OPJ_UINT32 p_comp_no,
9399 OPJ_UINT32 * p_header_size,
9400 struct opj_event_mgr * p_manager)
9403 opj_cp_t *l_cp = 00;
9404 opj_tcp_t *l_tcp = 00;
9405 opj_tccp_t *l_tccp = 00;
9408 assert(p_j2k != 00);
9409 assert(p_header_size != 00);
9410 assert(p_manager != 00);
9411 assert(p_data != 00);
9413 l_cp = &(p_j2k->m_cp);
9414 l_tcp = &l_cp->tcps[p_tile_no];
9415 l_tccp = &l_tcp->tccps[p_comp_no];
9417 /* preconditions again */
9418 assert(p_tile_no < (l_cp->tw * l_cp->th));
9419 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
9421 if (*p_header_size < 5) {
9422 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9426 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
9429 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
9432 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
9435 opj_write_bytes(p_data, l_tccp->cblksty,
9439 opj_write_bytes(p_data, l_tccp->qmfbid,
9443 *p_header_size = *p_header_size - 5;
9445 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9447 if (*p_header_size < l_tccp->numresolutions) {
9448 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9452 for (i = 0; i < l_tccp->numresolutions; ++i) {
9453 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
9454 1); /* SPcoc (I_i) */
9458 *p_header_size = *p_header_size - l_tccp->numresolutions;
9464 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
9466 OPJ_BYTE * p_header_data,
9467 OPJ_UINT32 * p_header_size,
9468 opj_event_mgr_t * p_manager)
9470 OPJ_UINT32 i, l_tmp;
9471 opj_cp_t *l_cp = NULL;
9472 opj_tcp_t *l_tcp = NULL;
9473 opj_tccp_t *l_tccp = NULL;
9474 OPJ_BYTE * l_current_ptr = NULL;
9477 assert(p_j2k != 00);
9478 assert(p_manager != 00);
9479 assert(p_header_data != 00);
9481 l_cp = &(p_j2k->m_cp);
9482 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
9483 &l_cp->tcps[p_j2k->m_current_tile_number] :
9484 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9486 /* precondition again */
9487 assert(compno < p_j2k->m_private_image->numcomps);
9489 l_tccp = &l_tcp->tccps[compno];
9490 l_current_ptr = p_header_data;
9492 /* make sure room is sufficient */
9493 if (*p_header_size < 5) {
9494 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9498 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
9500 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
9501 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
9502 opj_event_msg(p_manager, EVT_ERROR,
9503 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
9504 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
9509 /* If user wants to remove more resolutions than the codestream contains, return error */
9510 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
9511 opj_event_msg(p_manager, EVT_ERROR,
9512 "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
9513 "of resolutions of this component\nModify the cp_reduce parameter.\n\n",
9515 p_j2k->m_specific_param.m_decoder.m_state |=
9516 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
9520 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
9524 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
9528 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
9529 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
9530 opj_event_msg(p_manager, EVT_ERROR,
9531 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
9536 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
9538 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
9539 opj_event_msg(p_manager, EVT_ERROR,
9540 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
9544 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
9547 *p_header_size = *p_header_size - 5;
9549 /* use custom precinct size ? */
9550 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9551 if (*p_header_size < l_tccp->numresolutions) {
9552 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9556 for (i = 0; i < l_tccp->numresolutions; ++i) {
9557 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
9559 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
9560 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
9561 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
9564 l_tccp->prcw[i] = l_tmp & 0xf;
9565 l_tccp->prch[i] = l_tmp >> 4;
9568 *p_header_size = *p_header_size - l_tccp->numresolutions;
9570 /* set default size for the precinct width and height */
9571 for (i = 0; i < l_tccp->numresolutions; ++i) {
9572 l_tccp->prcw[i] = 15;
9573 l_tccp->prch[i] = 15;
9577 #ifdef WIP_REMOVE_MSD
9579 if (p_j2k->cstr_info && compno == 0) {
9580 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
9582 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
9584 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
9586 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
9587 = l_tccp->numresolutions;
9588 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
9590 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
9593 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
9595 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
9604 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
9608 opj_cp_t *l_cp = NULL;
9609 opj_tcp_t *l_tcp = NULL;
9610 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
9611 OPJ_UINT32 l_prc_size;
9614 assert(p_j2k != 00);
9616 l_cp = &(p_j2k->m_cp);
9617 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9619 &l_cp->tcps[p_j2k->m_current_tile_number] :
9620 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9622 l_ref_tccp = &l_tcp->tccps[0];
9623 l_copied_tccp = l_ref_tccp + 1;
9624 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
9626 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9627 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
9628 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
9629 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
9630 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
9631 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
9632 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
9633 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
9638 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
9639 OPJ_UINT32 p_tile_no,
9640 OPJ_UINT32 p_comp_no)
9642 OPJ_UINT32 l_num_bands;
9644 opj_cp_t *l_cp = 00;
9645 opj_tcp_t *l_tcp = 00;
9646 opj_tccp_t *l_tccp = 00;
9649 assert(p_j2k != 00);
9651 l_cp = &(p_j2k->m_cp);
9652 l_tcp = &l_cp->tcps[p_tile_no];
9653 l_tccp = &l_tcp->tccps[p_comp_no];
9655 /* preconditions again */
9656 assert(p_tile_no < l_cp->tw * l_cp->th);
9657 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9659 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9660 (l_tccp->numresolutions * 3 - 2);
9662 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9663 return 1 + l_num_bands;
9665 return 1 + 2 * l_num_bands;
9669 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
9670 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9672 opj_cp_t *l_cp = NULL;
9673 opj_tcp_t *l_tcp = NULL;
9674 opj_tccp_t *l_tccp0 = NULL;
9675 opj_tccp_t *l_tccp1 = NULL;
9676 OPJ_UINT32 l_band_no, l_num_bands;
9679 assert(p_j2k != 00);
9681 l_cp = &(p_j2k->m_cp);
9682 l_tcp = &l_cp->tcps[p_tile_no];
9683 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9684 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9686 if (l_tccp0->qntsty != l_tccp1->qntsty) {
9689 if (l_tccp0->numgbits != l_tccp1->numgbits) {
9692 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9695 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9696 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9701 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9702 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
9706 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
9707 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9708 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
9717 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
9718 OPJ_UINT32 p_tile_no,
9719 OPJ_UINT32 p_comp_no,
9721 OPJ_UINT32 * p_header_size,
9722 struct opj_event_mgr * p_manager)
9724 OPJ_UINT32 l_header_size;
9725 OPJ_UINT32 l_band_no, l_num_bands;
9726 OPJ_UINT32 l_expn, l_mant;
9728 opj_cp_t *l_cp = 00;
9729 opj_tcp_t *l_tcp = 00;
9730 opj_tccp_t *l_tccp = 00;
9733 assert(p_j2k != 00);
9734 assert(p_header_size != 00);
9735 assert(p_manager != 00);
9736 assert(p_data != 00);
9738 l_cp = &(p_j2k->m_cp);
9739 l_tcp = &l_cp->tcps[p_tile_no];
9740 l_tccp = &l_tcp->tccps[p_comp_no];
9742 /* preconditions again */
9743 assert(p_tile_no < l_cp->tw * l_cp->th);
9744 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9746 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9747 (l_tccp->numresolutions * 3 - 2);
9749 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9750 l_header_size = 1 + l_num_bands;
9752 if (*p_header_size < l_header_size) {
9753 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9757 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9761 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9762 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9763 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
9767 l_header_size = 1 + 2 * l_num_bands;
9769 if (*p_header_size < l_header_size) {
9770 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9774 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9778 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9779 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9780 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9782 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9787 *p_header_size = *p_header_size - l_header_size;
9792 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9793 OPJ_UINT32 p_comp_no,
9794 OPJ_BYTE* p_header_data,
9795 OPJ_UINT32 * p_header_size,
9796 opj_event_mgr_t * p_manager
9800 OPJ_UINT32 l_band_no;
9801 opj_cp_t *l_cp = 00;
9802 opj_tcp_t *l_tcp = 00;
9803 opj_tccp_t *l_tccp = 00;
9804 OPJ_BYTE * l_current_ptr = 00;
9805 OPJ_UINT32 l_tmp, l_num_band;
9808 assert(p_j2k != 00);
9809 assert(p_manager != 00);
9810 assert(p_header_data != 00);
9812 l_cp = &(p_j2k->m_cp);
9813 /* come from tile part header or main header ?*/
9814 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9816 &l_cp->tcps[p_j2k->m_current_tile_number] :
9817 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9819 /* precondition again*/
9820 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9822 l_tccp = &l_tcp->tccps[p_comp_no];
9823 l_current_ptr = p_header_data;
9825 if (*p_header_size < 1) {
9826 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
9829 *p_header_size -= 1;
9831 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
9834 l_tccp->qntsty = l_tmp & 0x1f;
9835 l_tccp->numgbits = l_tmp >> 5;
9836 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9839 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
9841 (*p_header_size) / 2;
9843 if (l_num_band > OPJ_J2K_MAXBANDS) {
9844 opj_event_msg(p_manager, EVT_WARNING,
9845 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
9846 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
9847 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
9849 /*return OPJ_FALSE;*/
9854 if (l_cp->correct) {
9856 /* if JPWL is on, we check whether there are too many subbands */
9857 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
9858 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
9859 "JPWL: bad number of subbands in Sqcx (%d)\n",
9862 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
9865 /* we try to correct */
9867 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
9868 "- setting number of bands to %d => HYPOTHESIS!!!\n",
9873 #endif /* USE_JPWL */
9875 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9876 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9877 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
9879 if (l_band_no < OPJ_J2K_MAXBANDS) {
9880 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
9881 l_tccp->stepsizes[l_band_no].mant = 0;
9884 *p_header_size = *p_header_size - l_num_band;
9886 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9887 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
9889 if (l_band_no < OPJ_J2K_MAXBANDS) {
9890 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
9891 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
9894 *p_header_size = *p_header_size - 2 * l_num_band;
9897 /* Add Antonin : if scalar_derived -> compute other stepsizes */
9898 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9899 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
9900 l_tccp->stepsizes[l_band_no].expn =
9901 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
9903 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
9904 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
9911 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
9914 opj_cp_t *l_cp = NULL;
9915 opj_tcp_t *l_tcp = NULL;
9916 opj_tccp_t *l_ref_tccp = NULL;
9917 opj_tccp_t *l_copied_tccp = NULL;
9921 assert(p_j2k != 00);
9923 l_cp = &(p_j2k->m_cp);
9924 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
9925 &l_cp->tcps[p_j2k->m_current_tile_number] :
9926 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9928 l_ref_tccp = &l_tcp->tccps[0];
9929 l_copied_tccp = l_ref_tccp + 1;
9930 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
9932 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9933 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
9934 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
9935 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
9940 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
9941 OPJ_INT32 numcomps, FILE* out_stream)
9943 if (l_default_tile) {
9946 fprintf(out_stream, "\t default tile {\n");
9947 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
9948 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
9949 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
9950 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
9952 for (compno = 0; compno < numcomps; compno++) {
9953 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9955 OPJ_INT32 bandno, numbands;
9958 fprintf(out_stream, "\t\t comp %d {\n", compno);
9959 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
9960 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
9961 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
9962 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
9963 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
9964 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
9966 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
9967 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
9968 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
9970 fprintf(out_stream, "\n");
9972 /* quantization style*/
9973 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
9974 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
9975 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
9976 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9977 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9978 for (bandno = 0; bandno < numbands; bandno++) {
9979 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
9980 l_tccp->stepsizes[bandno].expn);
9982 fprintf(out_stream, "\n");
9985 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
9987 fprintf(out_stream, "\t\t }\n");
9988 } /*end of component of default tile*/
9989 fprintf(out_stream, "\t }\n"); /*end of default tile*/
9993 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
9995 /* Check if the flag is compatible with j2k file*/
9996 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
9997 fprintf(out_stream, "Wrong flag\n");
10001 /* Dump the image_header */
10002 if (flag & OPJ_IMG_INFO) {
10003 if (p_j2k->m_private_image) {
10004 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
10008 /* Dump the codestream info from main header */
10009 if (flag & OPJ_J2K_MH_INFO) {
10010 if (p_j2k->m_private_image) {
10011 opj_j2k_dump_MH_info(p_j2k, out_stream);
10014 /* Dump all tile/codestream info */
10015 if (flag & OPJ_J2K_TCH_INFO) {
10016 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10018 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
10019 if (p_j2k->m_private_image) {
10020 for (i = 0; i < l_nb_tiles; ++i) {
10021 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
10028 /* Dump the codestream info of the current tile */
10029 if (flag & OPJ_J2K_TH_INFO) {
10033 /* Dump the codestream index from main header */
10034 if (flag & OPJ_J2K_MH_IND) {
10035 opj_j2k_dump_MH_index(p_j2k, out_stream);
10038 /* Dump the codestream index of the current tile */
10039 if (flag & OPJ_J2K_TH_IND) {
10045 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
10047 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
10048 OPJ_UINT32 it_marker, it_tile, it_tile_part;
10050 fprintf(out_stream, "Codestream index from main header: {\n");
10052 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
10053 "\t Main header end position=%" PRIi64 "\n",
10054 cstr_index->main_head_start, cstr_index->main_head_end);
10056 fprintf(out_stream, "\t Marker list: {\n");
10058 if (cstr_index->marker) {
10059 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
10060 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10061 cstr_index->marker[it_marker].type,
10062 cstr_index->marker[it_marker].pos,
10063 cstr_index->marker[it_marker].len);
10067 fprintf(out_stream, "\t }\n");
10069 if (cstr_index->tile_index) {
10071 /* Simple test to avoid to write empty information*/
10072 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
10073 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10074 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
10077 if (l_acc_nb_of_tile_part) {
10078 fprintf(out_stream, "\t Tile index: {\n");
10080 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10081 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
10083 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
10086 if (cstr_index->tile_index[it_tile].tp_index) {
10087 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
10088 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
10089 PRIi64 ", end_pos=%" PRIi64 ".\n",
10091 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
10092 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
10093 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
10097 if (cstr_index->tile_index[it_tile].marker) {
10098 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
10100 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10101 cstr_index->tile_index[it_tile].marker[it_marker].type,
10102 cstr_index->tile_index[it_tile].marker[it_marker].pos,
10103 cstr_index->tile_index[it_tile].marker[it_marker].len);
10107 fprintf(out_stream, "\t }\n");
10111 fprintf(out_stream, "}\n");
10116 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
10119 fprintf(out_stream, "Codestream info from main header: {\n");
10121 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
10122 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
10123 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
10124 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
10125 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
10126 fprintf(out_stream, "}\n");
10129 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
10134 if (dev_dump_flag) {
10135 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
10138 fprintf(out_stream, "Image info {\n");
10143 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
10144 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
10146 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
10148 if (img_header->comps) {
10150 for (compno = 0; compno < img_header->numcomps; compno++) {
10151 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
10152 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
10154 fprintf(out_stream, "%s}\n", tab);
10158 fprintf(out_stream, "}\n");
10161 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
10162 OPJ_BOOL dev_dump_flag, FILE* out_stream)
10166 if (dev_dump_flag) {
10167 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
10175 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
10176 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
10177 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
10179 if (dev_dump_flag) {
10180 fprintf(out_stream, "}\n");
10184 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
10187 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
10188 opj_tcp_t *l_default_tile;
10189 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
10190 sizeof(opj_codestream_info_v2_t));
10195 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
10197 cstr_info->tx0 = p_j2k->m_cp.tx0;
10198 cstr_info->ty0 = p_j2k->m_cp.ty0;
10199 cstr_info->tdx = p_j2k->m_cp.tdx;
10200 cstr_info->tdy = p_j2k->m_cp.tdy;
10201 cstr_info->tw = p_j2k->m_cp.tw;
10202 cstr_info->th = p_j2k->m_cp.th;
10204 cstr_info->tile_info = NULL; /* Not fill from the main header*/
10206 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
10208 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
10209 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
10210 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
10211 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
10213 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
10214 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
10215 if (!cstr_info->m_default_tile_info.tccp_info) {
10216 opj_destroy_cstr_info(&cstr_info);
10220 for (compno = 0; compno < numcomps; compno++) {
10221 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10222 opj_tccp_info_t *l_tccp_info = &
10223 (cstr_info->m_default_tile_info.tccp_info[compno]);
10224 OPJ_INT32 bandno, numbands;
10227 l_tccp_info->csty = l_tccp->csty;
10228 l_tccp_info->numresolutions = l_tccp->numresolutions;
10229 l_tccp_info->cblkw = l_tccp->cblkw;
10230 l_tccp_info->cblkh = l_tccp->cblkh;
10231 l_tccp_info->cblksty = l_tccp->cblksty;
10232 l_tccp_info->qmfbid = l_tccp->qmfbid;
10233 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
10234 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
10235 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
10238 /* quantization style*/
10239 l_tccp_info->qntsty = l_tccp->qntsty;
10240 l_tccp_info->numgbits = l_tccp->numgbits;
10242 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10243 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10244 if (numbands < OPJ_J2K_MAXBANDS) {
10245 for (bandno = 0; bandno < numbands; bandno++) {
10246 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
10247 l_tccp->stepsizes[bandno].mant;
10248 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
10249 l_tccp->stepsizes[bandno].expn;
10254 l_tccp_info->roishift = l_tccp->roishift;
10260 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
10262 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
10263 opj_calloc(1, sizeof(opj_codestream_index_t));
10264 if (!l_cstr_index) {
10268 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
10269 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
10270 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
10272 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
10273 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
10274 sizeof(opj_marker_info_t));
10275 if (!l_cstr_index->marker) {
10276 opj_free(l_cstr_index);
10280 if (p_j2k->cstr_index->marker) {
10281 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
10282 l_cstr_index->marknum * sizeof(opj_marker_info_t));
10284 opj_free(l_cstr_index->marker);
10285 l_cstr_index->marker = NULL;
10288 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
10289 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10290 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10291 if (!l_cstr_index->tile_index) {
10292 opj_free(l_cstr_index->marker);
10293 opj_free(l_cstr_index);
10297 if (!p_j2k->cstr_index->tile_index) {
10298 opj_free(l_cstr_index->tile_index);
10299 l_cstr_index->tile_index = NULL;
10301 OPJ_UINT32 it_tile = 0;
10302 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
10305 l_cstr_index->tile_index[it_tile].marknum =
10306 p_j2k->cstr_index->tile_index[it_tile].marknum;
10308 l_cstr_index->tile_index[it_tile].marker =
10309 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
10310 sizeof(opj_marker_info_t));
10312 if (!l_cstr_index->tile_index[it_tile].marker) {
10313 OPJ_UINT32 it_tile_free;
10315 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10316 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10319 opj_free(l_cstr_index->tile_index);
10320 opj_free(l_cstr_index->marker);
10321 opj_free(l_cstr_index);
10325 if (p_j2k->cstr_index->tile_index[it_tile].marker)
10326 memcpy(l_cstr_index->tile_index[it_tile].marker,
10327 p_j2k->cstr_index->tile_index[it_tile].marker,
10328 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
10330 opj_free(l_cstr_index->tile_index[it_tile].marker);
10331 l_cstr_index->tile_index[it_tile].marker = NULL;
10334 /* Tile part index*/
10335 l_cstr_index->tile_index[it_tile].nb_tps =
10336 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
10338 l_cstr_index->tile_index[it_tile].tp_index =
10339 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
10342 if (!l_cstr_index->tile_index[it_tile].tp_index) {
10343 OPJ_UINT32 it_tile_free;
10345 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10346 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10347 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
10350 opj_free(l_cstr_index->tile_index);
10351 opj_free(l_cstr_index->marker);
10352 opj_free(l_cstr_index);
10356 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
10357 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
10358 p_j2k->cstr_index->tile_index[it_tile].tp_index,
10359 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
10361 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
10362 l_cstr_index->tile_index[it_tile].tp_index = NULL;
10365 /* Packet index (NOT USED)*/
10366 l_cstr_index->tile_index[it_tile].nb_packet = 0;
10367 l_cstr_index->tile_index[it_tile].packet_index = NULL;
10372 return l_cstr_index;
10375 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
10377 OPJ_UINT32 it_tile = 0;
10379 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10380 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10381 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10382 if (!p_j2k->cstr_index->tile_index) {
10386 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
10387 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
10388 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
10389 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
10390 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
10391 sizeof(opj_marker_info_t));
10392 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
10400 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
10401 opj_stream_private_t *p_stream,
10402 opj_event_mgr_t * p_manager)
10404 OPJ_BOOL l_go_on = OPJ_TRUE;
10405 OPJ_UINT32 l_current_tile_no;
10406 OPJ_UINT32 l_data_size, l_max_data_size;
10407 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10408 OPJ_UINT32 l_nb_comps;
10409 OPJ_BYTE * l_current_data;
10410 OPJ_UINT32 nr_tiles = 0;
10412 /* Particular case for whole single tile decoding */
10413 /* We can avoid allocating intermediate tile buffers */
10414 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10415 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
10416 p_j2k->m_output_image->x0 == 0 &&
10417 p_j2k->m_output_image->y0 == 0 &&
10418 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
10419 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy &&
10420 p_j2k->m_output_image->comps[0].factor == 0) {
10422 if (! opj_j2k_read_tile_header(p_j2k,
10423 &l_current_tile_no,
10425 &l_tile_x0, &l_tile_y0,
10426 &l_tile_x1, &l_tile_y1,
10434 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10435 p_stream, p_manager)) {
10436 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
10440 /* Transfer TCD data to output image data */
10441 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
10442 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
10443 p_j2k->m_output_image->comps[i].data =
10444 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
10445 p_j2k->m_output_image->comps[i].resno_decoded =
10446 p_j2k->m_tcd->image->comps[i].resno_decoded;
10447 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
10453 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10454 if (! l_current_data) {
10455 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
10458 l_max_data_size = 1000;
10461 if (! opj_j2k_read_tile_header(p_j2k,
10462 &l_current_tile_no,
10464 &l_tile_x0, &l_tile_y0,
10465 &l_tile_x1, &l_tile_y1,
10470 opj_free(l_current_data);
10478 if (l_data_size > l_max_data_size) {
10479 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10481 if (! l_new_current_data) {
10482 opj_free(l_current_data);
10483 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10484 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10487 l_current_data = l_new_current_data;
10488 l_max_data_size = l_data_size;
10491 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10492 p_stream, p_manager)) {
10493 opj_free(l_current_data);
10494 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
10495 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10498 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10499 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10501 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10502 p_j2k->m_output_image)) {
10503 opj_free(l_current_data);
10506 opj_event_msg(p_manager, EVT_INFO,
10507 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10509 if (opj_stream_get_number_byte_left(p_stream) == 0
10510 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
10513 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
10518 opj_free(l_current_data);
10524 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
10526 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
10527 opj_event_mgr_t * p_manager)
10530 assert(p_j2k != 00);
10531 assert(p_manager != 00);
10533 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10534 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
10537 /* DEVELOPER CORNER, add your custom procedures */
10543 * Read and decode one tile.
10545 static OPJ_BOOL opj_j2k_decode_one_tile(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_tile_no_to_dec;
10552 OPJ_UINT32 l_data_size, l_max_data_size;
10553 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10554 OPJ_UINT32 l_nb_comps;
10555 OPJ_BYTE * l_current_data;
10556 OPJ_UINT32 l_nb_tiles;
10559 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10560 if (! l_current_data) {
10561 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
10564 l_max_data_size = 1000;
10566 /*Allocate and initialize some elements of codestrem index if not already done*/
10567 if (!p_j2k->cstr_index->tile_index) {
10568 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
10569 opj_free(l_current_data);
10573 /* Move into the codestream to the first SOT used to decode the desired tile */
10574 l_tile_no_to_dec = (OPJ_UINT32)
10575 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
10576 if (p_j2k->cstr_index->tile_index)
10577 if (p_j2k->cstr_index->tile_index->tp_index) {
10578 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
10579 /* the index for this tile has not been built,
10580 * so move to the last SOT read */
10581 if (!(opj_stream_read_seek(p_stream,
10582 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
10583 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10584 opj_free(l_current_data);
10588 if (!(opj_stream_read_seek(p_stream,
10589 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
10591 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10592 opj_free(l_current_data);
10596 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
10597 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
10598 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
10602 /* Reset current tile part number for all tiles, and not only the one */
10604 /* Not completely sure this is always correct but required for */
10605 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
10606 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10607 for (i = 0; i < l_nb_tiles; ++i) {
10608 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
10612 if (! opj_j2k_read_tile_header(p_j2k,
10613 &l_current_tile_no,
10615 &l_tile_x0, &l_tile_y0,
10616 &l_tile_x1, &l_tile_y1,
10621 opj_free(l_current_data);
10629 if (l_data_size > l_max_data_size) {
10630 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10632 if (! l_new_current_data) {
10633 opj_free(l_current_data);
10634 l_current_data = NULL;
10635 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10636 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10639 l_current_data = l_new_current_data;
10640 l_max_data_size = l_data_size;
10643 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10644 p_stream, p_manager)) {
10645 opj_free(l_current_data);
10648 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10649 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10651 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10652 p_j2k->m_output_image)) {
10653 opj_free(l_current_data);
10656 opj_event_msg(p_manager, EVT_INFO,
10657 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10659 if (l_current_tile_no == l_tile_no_to_dec) {
10660 /* move into the codestream to the first SOT (FIXME or not move?)*/
10661 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
10663 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10664 opj_free(l_current_data);
10669 opj_event_msg(p_manager, EVT_WARNING,
10670 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
10671 l_current_tile_no + 1, l_tile_no_to_dec + 1);
10676 opj_free(l_current_data);
10682 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
10684 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
10685 opj_event_mgr_t * p_manager)
10688 assert(p_j2k != 00);
10689 assert(p_manager != 00);
10691 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10692 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
10695 /* DEVELOPER CORNER, add your custom procedures */
10700 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
10701 opj_stream_private_t * p_stream,
10702 opj_image_t * p_image,
10703 opj_event_mgr_t * p_manager)
10711 p_j2k->m_output_image = opj_image_create0();
10712 if (!(p_j2k->m_output_image)) {
10715 opj_copy_image_header(p_image, p_j2k->m_output_image);
10717 /* customization of the decoding */
10718 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
10722 /* Decode the codestream */
10723 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10724 opj_image_destroy(p_j2k->m_private_image);
10725 p_j2k->m_private_image = NULL;
10729 /* Move data and copy one information from codec to output image*/
10730 for (compno = 0; compno < p_image->numcomps; compno++) {
10731 p_image->comps[compno].resno_decoded =
10732 p_j2k->m_output_image->comps[compno].resno_decoded;
10733 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10736 sprintf(fn, "/tmp/%d.raw", compno);
10737 FILE *debug = fopen(fn, "wb");
10738 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
10739 p_image->comps[compno].w * p_image->comps[compno].h, debug);
10742 p_j2k->m_output_image->comps[compno].data = NULL;
10748 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
10749 opj_stream_private_t *p_stream,
10750 opj_image_t* p_image,
10751 opj_event_mgr_t * p_manager,
10752 OPJ_UINT32 tile_index)
10755 OPJ_UINT32 l_tile_x, l_tile_y;
10756 opj_image_comp_t* l_img_comp;
10759 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
10763 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
10764 opj_event_msg(p_manager, EVT_ERROR,
10765 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
10766 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
10770 /* Compute the dimension of the desired tile*/
10771 l_tile_x = tile_index % p_j2k->m_cp.tw;
10772 l_tile_y = tile_index / p_j2k->m_cp.tw;
10774 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10775 if (p_image->x0 < p_j2k->m_private_image->x0) {
10776 p_image->x0 = p_j2k->m_private_image->x0;
10778 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10779 if (p_image->x1 > p_j2k->m_private_image->x1) {
10780 p_image->x1 = p_j2k->m_private_image->x1;
10783 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10784 if (p_image->y0 < p_j2k->m_private_image->y0) {
10785 p_image->y0 = p_j2k->m_private_image->y0;
10787 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10788 if (p_image->y1 > p_j2k->m_private_image->y1) {
10789 p_image->y1 = p_j2k->m_private_image->y1;
10792 l_img_comp = p_image->comps;
10793 for (compno = 0; compno < p_image->numcomps; ++compno) {
10794 OPJ_INT32 l_comp_x1, l_comp_y1;
10796 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
10798 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
10799 (OPJ_INT32)l_img_comp->dx);
10800 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
10801 (OPJ_INT32)l_img_comp->dy);
10802 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
10803 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10805 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
10806 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
10807 (OPJ_INT32)l_img_comp->factor));
10808 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
10809 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
10810 (OPJ_INT32)l_img_comp->factor));
10815 /* Destroy the previous output image*/
10816 if (p_j2k->m_output_image) {
10817 opj_image_destroy(p_j2k->m_output_image);
10820 /* Create the ouput image from the information previously computed*/
10821 p_j2k->m_output_image = opj_image_create0();
10822 if (!(p_j2k->m_output_image)) {
10825 opj_copy_image_header(p_image, p_j2k->m_output_image);
10827 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
10829 /* customization of the decoding */
10830 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
10834 /* Decode the codestream */
10835 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10836 opj_image_destroy(p_j2k->m_private_image);
10837 p_j2k->m_private_image = NULL;
10841 /* Move data and copy one information from codec to output image*/
10842 for (compno = 0; compno < p_image->numcomps; compno++) {
10843 p_image->comps[compno].resno_decoded =
10844 p_j2k->m_output_image->comps[compno].resno_decoded;
10846 if (p_image->comps[compno].data) {
10847 opj_image_data_free(p_image->comps[compno].data);
10850 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10852 p_j2k->m_output_image->comps[compno].data = NULL;
10858 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
10859 OPJ_UINT32 res_factor,
10860 opj_event_mgr_t * p_manager)
10862 OPJ_UINT32 it_comp;
10864 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
10866 if (p_j2k->m_private_image) {
10867 if (p_j2k->m_private_image->comps) {
10868 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
10869 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
10870 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
10871 OPJ_UINT32 max_res =
10872 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
10873 if (res_factor >= max_res) {
10874 opj_event_msg(p_manager, EVT_ERROR,
10875 "Resolution factor is greater than the maximum resolution in the component.\n");
10878 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
10889 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
10890 opj_stream_private_t *p_stream,
10891 opj_event_mgr_t * p_manager)
10894 OPJ_UINT32 l_nb_tiles;
10895 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
10896 OPJ_BYTE * l_current_data = 00;
10897 OPJ_BOOL l_reuse_data = OPJ_FALSE;
10898 opj_tcd_t* p_tcd = 00;
10900 /* preconditions */
10901 assert(p_j2k != 00);
10902 assert(p_stream != 00);
10903 assert(p_manager != 00);
10905 p_tcd = p_j2k->m_tcd;
10907 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10908 if (l_nb_tiles == 1) {
10909 l_reuse_data = OPJ_TRUE;
10911 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
10912 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10913 if (((size_t)l_img_comp->data & 0xFU) !=
10914 0U) { /* tile data shall be aligned on 16 bytes */
10915 l_reuse_data = OPJ_FALSE;
10920 for (i = 0; i < l_nb_tiles; ++i) {
10921 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
10922 if (l_current_data) {
10923 opj_free(l_current_data);
10928 /* if we only have one tile, then simply set tile component data equal to image component data */
10929 /* otherwise, allocate the data */
10930 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
10931 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
10932 if (l_reuse_data) {
10933 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10934 l_tilec->data = l_img_comp->data;
10935 l_tilec->ownsData = OPJ_FALSE;
10937 if (! opj_alloc_tile_component_data(l_tilec)) {
10938 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
10939 if (l_current_data) {
10940 opj_free(l_current_data);
10946 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
10947 if (!l_reuse_data) {
10948 if (l_current_tile_size > l_max_tile_size) {
10949 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10950 l_current_tile_size);
10951 if (! l_new_current_data) {
10952 if (l_current_data) {
10953 opj_free(l_current_data);
10955 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
10958 l_current_data = l_new_current_data;
10959 l_max_tile_size = l_current_tile_size;
10962 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
10963 /* 32 bit components @ 8 bit precision get converted to 8 bit */
10964 /* 32 bit components @ 16 bit precision get converted to 16 bit */
10965 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
10967 /* now copy this data into the tile component */
10968 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
10969 l_current_tile_size)) {
10970 opj_event_msg(p_manager, EVT_ERROR,
10971 "Size mismatch between tile data and sent data.");
10972 opj_free(l_current_data);
10977 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
10978 if (l_current_data) {
10979 opj_free(l_current_data);
10985 if (l_current_data) {
10986 opj_free(l_current_data);
10991 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
10992 opj_stream_private_t *p_stream,
10993 opj_event_mgr_t * p_manager)
10995 /* customization of the encoding */
10996 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
11000 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11007 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
11008 opj_stream_private_t *p_stream,
11009 opj_image_t * p_image,
11010 opj_event_mgr_t * p_manager)
11012 /* preconditions */
11013 assert(p_j2k != 00);
11014 assert(p_stream != 00);
11015 assert(p_manager != 00);
11017 p_j2k->m_private_image = opj_image_create0();
11018 if (! p_j2k->m_private_image) {
11019 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
11022 opj_copy_image_header(p_image, p_j2k->m_private_image);
11024 /* TODO_MSD: Find a better way */
11025 if (p_image->comps) {
11026 OPJ_UINT32 it_comp;
11027 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
11028 if (p_image->comps[it_comp].data) {
11029 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
11030 p_image->comps[it_comp].data = NULL;
11036 /* customization of the validation */
11037 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
11041 /* validation of the parameters codec */
11042 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
11046 /* customization of the encoding */
11047 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
11052 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11059 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
11060 OPJ_UINT32 p_tile_index,
11061 opj_stream_private_t *p_stream,
11062 opj_event_mgr_t * p_manager)
11065 if (p_tile_index != p_j2k->m_current_tile_number) {
11066 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
11070 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
11071 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
11073 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
11074 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
11075 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11077 /* initialisation before tile encoding */
11078 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
11086 static void opj_get_tile_dimensions(opj_image_t * l_image,
11087 opj_tcd_tilecomp_t * l_tilec,
11088 opj_image_comp_t * l_img_comp,
11089 OPJ_UINT32* l_size_comp,
11090 OPJ_UINT32* l_width,
11091 OPJ_UINT32* l_height,
11092 OPJ_UINT32* l_offset_x,
11093 OPJ_UINT32* l_offset_y,
11094 OPJ_UINT32* l_image_width,
11095 OPJ_UINT32* l_stride,
11096 OPJ_UINT32* l_tile_offset)
11098 OPJ_UINT32 l_remaining;
11099 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
11100 l_remaining = l_img_comp->prec & 7; /* (%8) */
11105 if (*l_size_comp == 3) {
11109 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
11110 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
11111 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
11112 (OPJ_INT32)l_img_comp->dx);
11113 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
11114 (OPJ_INT32)l_img_comp->dy);
11115 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
11116 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
11117 *l_stride = *l_image_width - *l_width;
11118 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
11119 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
11122 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
11124 OPJ_UINT32 i, j, k = 0;
11126 for (i = 0; i < p_tcd->image->numcomps; ++i) {
11127 opj_image_t * l_image = p_tcd->image;
11128 OPJ_INT32 * l_src_ptr;
11129 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
11130 opj_image_comp_t * l_img_comp = l_image->comps + i;
11131 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
11132 l_image_width, l_stride, l_tile_offset;
11134 opj_get_tile_dimensions(l_image,
11146 l_src_ptr = l_img_comp->data + l_tile_offset;
11148 switch (l_size_comp) {
11150 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
11151 if (l_img_comp->sgnd) {
11152 for (j = 0; j < l_height; ++j) {
11153 for (k = 0; k < l_width; ++k) {
11154 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
11158 l_src_ptr += l_stride;
11161 for (j = 0; j < l_height; ++j) {
11162 for (k = 0; k < l_width; ++k) {
11163 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
11167 l_src_ptr += l_stride;
11171 p_data = (OPJ_BYTE*) l_dest_ptr;
11175 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
11176 if (l_img_comp->sgnd) {
11177 for (j = 0; j < l_height; ++j) {
11178 for (k = 0; k < l_width; ++k) {
11179 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
11181 l_src_ptr += l_stride;
11184 for (j = 0; j < l_height; ++j) {
11185 for (k = 0; k < l_width; ++k) {
11186 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
11188 l_src_ptr += l_stride;
11192 p_data = (OPJ_BYTE*) l_dest_ptr;
11196 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
11197 for (j = 0; j < l_height; ++j) {
11198 for (k = 0; k < l_width; ++k) {
11199 *(l_dest_ptr++) = *(l_src_ptr++);
11201 l_src_ptr += l_stride;
11204 p_data = (OPJ_BYTE*) l_dest_ptr;
11211 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
11212 opj_stream_private_t *p_stream,
11213 opj_event_mgr_t * p_manager)
11215 OPJ_UINT32 l_nb_bytes_written;
11216 OPJ_BYTE * l_current_data = 00;
11217 OPJ_UINT32 l_tile_size = 0;
11218 OPJ_UINT32 l_available_data;
11220 /* preconditions */
11221 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11223 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
11224 l_available_data = l_tile_size;
11225 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
11227 l_nb_bytes_written = 0;
11228 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
11229 l_available_data, p_stream, p_manager)) {
11232 l_current_data += l_nb_bytes_written;
11233 l_available_data -= l_nb_bytes_written;
11235 l_nb_bytes_written = 0;
11236 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
11237 l_available_data, p_stream, p_manager)) {
11241 l_available_data -= l_nb_bytes_written;
11242 l_nb_bytes_written = l_tile_size - l_available_data;
11244 if (opj_stream_write_data(p_stream,
11245 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
11246 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
11250 ++p_j2k->m_current_tile_number;
11255 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
11256 opj_event_mgr_t * p_manager)
11258 /* preconditions */
11259 assert(p_j2k != 00);
11260 assert(p_manager != 00);
11262 /* DEVELOPER CORNER, insert your custom procedures */
11263 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11264 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
11268 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11269 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11270 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
11275 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11276 (opj_procedure)opj_j2k_write_epc, p_manager)) {
11279 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11280 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
11283 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11284 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
11290 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
11291 opj_event_mgr_t * p_manager)
11293 /* preconditions */
11294 assert(p_j2k != 00);
11295 assert(p_manager != 00);
11297 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11298 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
11301 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11302 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
11306 /* DEVELOPER CORNER, add your custom validation procedure */
11307 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11308 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
11315 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
11316 opj_event_mgr_t * p_manager)
11318 /* preconditions */
11319 assert(p_j2k != 00);
11320 assert(p_manager != 00);
11322 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11323 (opj_procedure)opj_j2k_init_info, p_manager)) {
11326 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11327 (opj_procedure)opj_j2k_write_soc, p_manager)) {
11330 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11331 (opj_procedure)opj_j2k_write_siz, p_manager)) {
11334 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11335 (opj_procedure)opj_j2k_write_cod, p_manager)) {
11338 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11339 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
11342 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11343 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
11346 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11347 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
11351 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11352 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11353 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
11357 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
11358 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11359 (opj_procedure)opj_j2k_write_poc, p_manager)) {
11365 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11366 (opj_procedure)opj_j2k_write_regions, p_manager)) {
11370 if (p_j2k->m_cp.comment != 00) {
11371 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11372 (opj_procedure)opj_j2k_write_com, p_manager)) {
11377 /* DEVELOPER CORNER, insert your custom procedures */
11378 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
11379 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11380 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
11384 /* End of Developer Corner */
11386 if (p_j2k->cstr_index) {
11387 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11388 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
11393 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11394 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
11397 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11398 (opj_procedure)opj_j2k_update_rates, p_manager)) {
11405 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
11407 OPJ_UINT32 * p_data_written,
11408 OPJ_UINT32 p_total_data_size,
11409 opj_stream_private_t *p_stream,
11410 struct opj_event_mgr * p_manager)
11412 OPJ_UINT32 l_nb_bytes_written = 0;
11413 OPJ_UINT32 l_current_nb_bytes_written;
11414 OPJ_BYTE * l_begin_data = 00;
11416 opj_tcd_t * l_tcd = 00;
11417 opj_cp_t * l_cp = 00;
11419 l_tcd = p_j2k->m_tcd;
11420 l_cp = &(p_j2k->m_cp);
11422 l_tcd->cur_pino = 0;
11424 /*Get number of tile parts*/
11425 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11430 l_current_nb_bytes_written = 0;
11431 l_begin_data = p_data;
11432 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11437 l_nb_bytes_written += l_current_nb_bytes_written;
11438 p_data += l_current_nb_bytes_written;
11439 p_total_data_size -= l_current_nb_bytes_written;
11441 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
11443 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
11444 l_current_nb_bytes_written = 0;
11445 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11447 l_nb_bytes_written += l_current_nb_bytes_written;
11448 p_data += l_current_nb_bytes_written;
11449 p_total_data_size -= l_current_nb_bytes_written;
11451 l_current_nb_bytes_written = 0;
11452 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11454 l_nb_bytes_written += l_current_nb_bytes_written;
11455 p_data += l_current_nb_bytes_written;
11456 p_total_data_size -= l_current_nb_bytes_written;
11459 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
11460 l_current_nb_bytes_written = 0;
11461 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
11463 l_nb_bytes_written += l_current_nb_bytes_written;
11464 p_data += l_current_nb_bytes_written;
11465 p_total_data_size -= l_current_nb_bytes_written;
11469 l_current_nb_bytes_written = 0;
11470 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11471 p_total_data_size, p_stream, p_manager)) {
11475 l_nb_bytes_written += l_current_nb_bytes_written;
11476 * p_data_written = l_nb_bytes_written;
11478 /* Writing Psot in SOT marker */
11479 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
11482 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11483 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
11489 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
11491 OPJ_UINT32 * p_data_written,
11492 OPJ_UINT32 p_total_data_size,
11493 opj_stream_private_t *p_stream,
11494 struct opj_event_mgr * p_manager
11497 OPJ_UINT32 tilepartno = 0;
11498 OPJ_UINT32 l_nb_bytes_written = 0;
11499 OPJ_UINT32 l_current_nb_bytes_written;
11500 OPJ_UINT32 l_part_tile_size;
11501 OPJ_UINT32 tot_num_tp;
11504 OPJ_BYTE * l_begin_data;
11505 opj_tcp_t *l_tcp = 00;
11506 opj_tcd_t * l_tcd = 00;
11507 opj_cp_t * l_cp = 00;
11509 l_tcd = p_j2k->m_tcd;
11510 l_cp = &(p_j2k->m_cp);
11511 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
11513 /*Get number of tile parts*/
11514 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
11516 /* start writing remaining tile parts */
11517 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11518 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
11519 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11520 l_current_nb_bytes_written = 0;
11521 l_part_tile_size = 0;
11522 l_begin_data = p_data;
11524 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11529 l_nb_bytes_written += l_current_nb_bytes_written;
11530 p_data += l_current_nb_bytes_written;
11531 p_total_data_size -= l_current_nb_bytes_written;
11532 l_part_tile_size += l_current_nb_bytes_written;
11534 l_current_nb_bytes_written = 0;
11535 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11536 p_total_data_size, p_stream, p_manager)) {
11540 p_data += l_current_nb_bytes_written;
11541 l_nb_bytes_written += l_current_nb_bytes_written;
11542 p_total_data_size -= l_current_nb_bytes_written;
11543 l_part_tile_size += l_current_nb_bytes_written;
11545 /* Writing Psot in SOT marker */
11546 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11549 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11550 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11553 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11556 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
11557 l_tcd->cur_pino = pino;
11559 /*Get number of tile parts*/
11560 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
11561 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
11562 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11563 l_current_nb_bytes_written = 0;
11564 l_part_tile_size = 0;
11565 l_begin_data = p_data;
11567 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11572 l_nb_bytes_written += l_current_nb_bytes_written;
11573 p_data += l_current_nb_bytes_written;
11574 p_total_data_size -= l_current_nb_bytes_written;
11575 l_part_tile_size += l_current_nb_bytes_written;
11577 l_current_nb_bytes_written = 0;
11579 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11580 p_total_data_size, p_stream, p_manager)) {
11584 l_nb_bytes_written += l_current_nb_bytes_written;
11585 p_data += l_current_nb_bytes_written;
11586 p_total_data_size -= l_current_nb_bytes_written;
11587 l_part_tile_size += l_current_nb_bytes_written;
11589 /* Writing Psot in SOT marker */
11590 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11593 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11594 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11597 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11601 *p_data_written = l_nb_bytes_written;
11606 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
11607 struct opj_stream_private *p_stream,
11608 struct opj_event_mgr * p_manager)
11610 OPJ_UINT32 l_tlm_size;
11611 OPJ_OFF_T l_tlm_position, l_current_position;
11613 /* preconditions */
11614 assert(p_j2k != 00);
11615 assert(p_manager != 00);
11616 assert(p_stream != 00);
11618 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
11619 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
11620 l_current_position = opj_stream_tell(p_stream);
11622 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
11626 if (opj_stream_write_data(p_stream,
11627 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
11628 p_manager) != l_tlm_size) {
11632 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
11639 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
11640 struct opj_stream_private *p_stream,
11641 struct opj_event_mgr * p_manager)
11643 /* preconditions */
11644 assert(p_j2k != 00);
11645 assert(p_manager != 00);
11646 assert(p_stream != 00);
11648 OPJ_UNUSED(p_stream);
11649 OPJ_UNUSED(p_manager);
11651 opj_tcd_destroy(p_j2k->m_tcd);
11654 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
11655 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
11656 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
11657 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
11660 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
11661 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11662 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
11665 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
11671 * Destroys the memory associated with the decoding of headers.
11673 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
11674 opj_stream_private_t *p_stream,
11675 opj_event_mgr_t * p_manager
11678 /* preconditions */
11679 assert(p_j2k != 00);
11680 assert(p_stream != 00);
11681 assert(p_manager != 00);
11683 OPJ_UNUSED(p_stream);
11684 OPJ_UNUSED(p_manager);
11686 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
11687 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
11688 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
11691 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
11696 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
11697 struct opj_stream_private *p_stream,
11698 struct opj_event_mgr * p_manager)
11700 opj_codestream_info_t * l_cstr_info = 00;
11702 /* preconditions */
11703 assert(p_j2k != 00);
11704 assert(p_manager != 00);
11705 assert(p_stream != 00);
11708 OPJ_UNUSED(p_stream);
11710 /* TODO mergeV2: check this part which use cstr_info */
11711 /*l_cstr_info = p_j2k->cstr_info;
11715 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));
11717 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
11718 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
11720 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
11722 l_cstr_info->tw = p_j2k->m_cp.tw;
11723 l_cstr_info->th = p_j2k->m_cp.th;
11725 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
11726 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
11727 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
11728 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
11730 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
11732 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
11734 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
11736 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
11737 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
11740 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
11742 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
11744 /*l_cstr_info->maxmarknum = 100;
11745 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
11746 l_cstr_info->marknum = 0;
11749 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
11750 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
11755 * Creates a tile-coder decoder.
11757 * @param p_stream the stream to write data to.
11758 * @param p_j2k J2K codec.
11759 * @param p_manager the user event manager.
11761 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
11762 opj_stream_private_t *p_stream,
11763 opj_event_mgr_t * p_manager
11766 /* preconditions */
11767 assert(p_j2k != 00);
11768 assert(p_manager != 00);
11769 assert(p_stream != 00);
11771 OPJ_UNUSED(p_stream);
11773 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
11775 if (! p_j2k->m_tcd) {
11776 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
11780 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
11782 opj_tcd_destroy(p_j2k->m_tcd);
11790 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
11791 OPJ_UINT32 p_tile_index,
11793 OPJ_UINT32 p_data_size,
11794 opj_stream_private_t *p_stream,
11795 opj_event_mgr_t * p_manager)
11797 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
11798 opj_event_msg(p_manager, EVT_ERROR,
11799 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
11803 /* Allocate data */
11804 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11805 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
11807 if (! opj_alloc_tile_component_data(l_tilec)) {
11808 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11813 /* now copy data into the tile component */
11814 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
11815 opj_event_msg(p_manager, EVT_ERROR,
11816 "Size mismatch between tile data and sent data.");
11819 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11820 opj_event_msg(p_manager, EVT_ERROR,
11821 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);