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_UINT32 l_prec0, l_sgnd0;
2058 opj_image_t *l_image = 00;
2059 opj_cp_t *l_cp = 00;
2060 opj_image_comp_t * l_img_comp = 00;
2061 opj_tcp_t * l_current_tile_param = 00;
2064 assert(p_j2k != 00);
2065 assert(p_manager != 00);
2066 assert(p_header_data != 00);
2068 l_image = p_j2k->m_private_image;
2069 l_cp = &(p_j2k->m_cp);
2071 /* minimum size == 39 - 3 (= minimum component parameter) */
2072 if (p_header_size < 36) {
2073 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2077 l_remaining_size = p_header_size - 36;
2078 l_nb_comp = l_remaining_size / 3;
2079 l_nb_comp_remain = l_remaining_size % 3;
2080 if (l_nb_comp_remain != 0) {
2081 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2085 opj_read_bytes(p_header_data, &l_tmp,
2086 2); /* Rsiz (capabilities) */
2088 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2089 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2091 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2093 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2095 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2097 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2100 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2103 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2106 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2109 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2112 if (l_tmp < 16385) {
2113 l_image->numcomps = (OPJ_UINT16) l_tmp;
2115 opj_event_msg(p_manager, EVT_ERROR,
2116 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2120 if (l_image->numcomps != l_nb_comp) {
2121 opj_event_msg(p_manager, EVT_ERROR,
2122 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2123 l_image->numcomps, l_nb_comp);
2127 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2128 /* testcase issue427-null-image-size.jp2 */
2129 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2130 opj_event_msg(p_manager, EVT_ERROR,
2131 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2132 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2133 (OPJ_INT64)l_image->y1 - l_image->y0);
2136 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2137 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2138 opj_event_msg(p_manager, EVT_ERROR,
2139 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2144 /* testcase 1610.pdf.SIGSEGV.59c.681 */
2145 if ((0xFFFFFFFFU / l_image->x1) < l_image->y1) {
2146 opj_event_msg(p_manager, EVT_ERROR,
2147 "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2151 /* testcase issue427-illegal-tile-offset.jp2 */
2152 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2153 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2154 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2155 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2156 opj_event_msg(p_manager, EVT_ERROR,
2157 "Error with SIZ marker: illegal tile offset\n");
2160 if (!p_j2k->dump_state) {
2161 OPJ_UINT32 siz_w, siz_h;
2163 siz_w = l_image->x1 - l_image->x0;
2164 siz_h = l_image->y1 - l_image->y0;
2166 if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
2167 && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
2168 opj_event_msg(p_manager, EVT_ERROR,
2169 "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
2170 p_j2k->ihdr_h, siz_w, siz_h);
2175 if (l_cp->correct) {
2176 /* if JPWL is on, we check whether TX errors have damaged
2177 too much the SIZ parameters */
2178 if (!(l_image->x1 * l_image->y1)) {
2179 opj_event_msg(p_manager, EVT_ERROR,
2180 "JPWL: bad image size (%d x %d)\n",
2181 l_image->x1, l_image->y1);
2183 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2188 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2189 if (l_image->numcomps != ((len - 38) / 3)) {
2190 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2191 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2192 l_image->numcomps, ((len - 38) / 3));
2194 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2197 */ /* we try to correct */
2198 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2199 if (l_image->numcomps < ((len - 38) / 3)) {
2200 len = 38 + 3 * l_image->numcomps;
2201 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2204 l_image->numcomps = ((len - 38) / 3);
2205 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2211 /* update components number in the jpwl_exp_comps filed */
2212 l_cp->exp_comps = l_image->numcomps;
2214 #endif /* USE_JPWL */
2216 /* Allocate the resulting image components */
2217 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2218 sizeof(opj_image_comp_t));
2219 if (l_image->comps == 00) {
2220 l_image->numcomps = 0;
2221 opj_event_msg(p_manager, EVT_ERROR,
2222 "Not enough memory to take in charge SIZ marker\n");
2226 l_img_comp = l_image->comps;
2230 /* Read the component information */
2231 for (i = 0; i < l_image->numcomps; ++i) {
2233 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2235 l_img_comp->prec = (tmp & 0x7f) + 1;
2236 l_img_comp->sgnd = tmp >> 7;
2238 if (p_j2k->dump_state == 0) {
2240 l_prec0 = l_img_comp->prec;
2241 l_sgnd0 = l_img_comp->sgnd;
2242 } else if (!l_cp->allow_different_bit_depth_sign
2243 && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
2244 opj_event_msg(p_manager, EVT_WARNING,
2245 "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
2246 " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
2247 i, l_img_comp->prec, l_img_comp->sgnd);
2249 /* TODO: we should perhaps also check against JP2 BPCC values */
2251 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2253 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2254 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2256 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2257 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2258 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2259 opj_event_msg(p_manager, EVT_ERROR,
2260 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2261 i, l_img_comp->dx, l_img_comp->dy);
2264 /* Avoids later undefined shift in computation of */
2265 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2266 << (l_image->comps[i].prec - 1); */
2267 if (l_img_comp->prec > 31) {
2268 opj_event_msg(p_manager, EVT_ERROR,
2269 "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",
2270 i, l_img_comp->prec);
2274 if (l_cp->correct) {
2275 /* if JPWL is on, we check whether TX errors have damaged
2276 too much the SIZ parameters, again */
2277 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2278 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2279 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2280 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2282 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2285 /* we try to correct */
2286 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2287 if (!l_image->comps[i].dx) {
2288 l_image->comps[i].dx = 1;
2289 opj_event_msg(p_manager, EVT_WARNING,
2290 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2291 i, l_image->comps[i].dx);
2293 if (!l_image->comps[i].dy) {
2294 l_image->comps[i].dy = 1;
2295 opj_event_msg(p_manager, EVT_WARNING,
2296 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2297 i, l_image->comps[i].dy);
2301 #endif /* USE_JPWL */
2302 l_img_comp->resno_decoded =
2303 0; /* number of resolution decoded */
2304 l_img_comp->factor =
2305 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2309 if (l_cp->tdx == 0 || l_cp->tdy == 0) {
2313 /* Compute the number of tiles */
2314 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2315 (OPJ_INT32)l_cp->tdx);
2316 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2317 (OPJ_INT32)l_cp->tdy);
2319 /* Check that the number of tiles is valid */
2320 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2321 opj_event_msg(p_manager, EVT_ERROR,
2322 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2323 l_cp->tw, l_cp->th);
2326 l_nb_tiles = l_cp->tw * l_cp->th;
2328 /* Define the tiles which will be decoded */
2329 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2330 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2331 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2332 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2333 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2334 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2335 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2336 (OPJ_INT32)l_cp->tdx);
2337 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2338 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2339 (OPJ_INT32)l_cp->tdy);
2341 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2342 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2343 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2344 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2348 if (l_cp->correct) {
2349 /* if JPWL is on, we check whether TX errors have damaged
2350 too much the SIZ parameters */
2351 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2352 (l_cp->th > l_cp->max_tiles)) {
2353 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2354 "JPWL: bad number of tiles (%d x %d)\n",
2355 l_cp->tw, l_cp->th);
2357 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2360 /* we try to correct */
2361 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2364 opj_event_msg(p_manager, EVT_WARNING,
2365 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2368 if (l_cp->tw > l_cp->max_tiles) {
2370 opj_event_msg(p_manager, EVT_WARNING,
2371 "- too large x, increase expectance of %d\n"
2372 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2373 l_cp->max_tiles, l_cp->tw);
2377 opj_event_msg(p_manager, EVT_WARNING,
2378 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2381 if (l_cp->th > l_cp->max_tiles) {
2383 opj_event_msg(p_manager, EVT_WARNING,
2384 "- too large y, increase expectance of %d to continue\n",
2385 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2386 l_cp->max_tiles, l_cp->th);
2390 #endif /* USE_JPWL */
2392 /* memory allocations */
2393 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2394 if (l_cp->tcps == 00) {
2395 opj_event_msg(p_manager, EVT_ERROR,
2396 "Not enough memory to take in charge SIZ marker\n");
2401 if (l_cp->correct) {
2403 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2404 "JPWL: could not alloc tcps field of cp\n");
2406 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2411 #endif /* USE_JPWL */
2413 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2414 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2415 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2416 opj_event_msg(p_manager, EVT_ERROR,
2417 "Not enough memory to take in charge SIZ marker\n");
2421 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2422 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2423 sizeof(opj_mct_data_t));
2425 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2426 opj_event_msg(p_manager, EVT_ERROR,
2427 "Not enough memory to take in charge SIZ marker\n");
2430 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2431 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2433 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2434 (opj_simple_mcc_decorrelation_data_t*)
2435 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2436 sizeof(opj_simple_mcc_decorrelation_data_t));
2438 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2439 opj_event_msg(p_manager, EVT_ERROR,
2440 "Not enough memory to take in charge SIZ marker\n");
2443 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2444 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2446 /* set up default dc level shift */
2447 for (i = 0; i < l_image->numcomps; ++i) {
2448 if (! l_image->comps[i].sgnd) {
2449 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2450 << (l_image->comps[i].prec - 1);
2454 l_current_tile_param = l_cp->tcps;
2455 for (i = 0; i < l_nb_tiles; ++i) {
2456 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2457 sizeof(opj_tccp_t));
2458 if (l_current_tile_param->tccps == 00) {
2459 opj_event_msg(p_manager, EVT_ERROR,
2460 "Not enough memory to take in charge SIZ marker\n");
2464 ++l_current_tile_param;
2467 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
2468 opj_image_comp_header_update(l_image, l_cp);
2473 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2474 opj_stream_private_t *p_stream,
2475 opj_event_mgr_t * p_manager
2478 OPJ_UINT32 l_comment_size;
2479 OPJ_UINT32 l_total_com_size;
2480 const OPJ_CHAR *l_comment;
2481 OPJ_BYTE * l_current_ptr = 00;
2484 assert(p_j2k != 00);
2485 assert(p_stream != 00);
2486 assert(p_manager != 00);
2488 l_comment = p_j2k->m_cp.comment;
2489 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2490 l_total_com_size = l_comment_size + 6;
2492 if (l_total_com_size >
2493 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2494 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2495 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2496 if (! new_header_tile_data) {
2497 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2498 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2499 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2500 opj_event_msg(p_manager, EVT_ERROR,
2501 "Not enough memory to write the COM marker\n");
2504 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2505 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2508 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2510 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2513 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2516 opj_write_bytes(l_current_ptr, 1,
2517 2); /* General use (IS 8859-15:1999 (Latin) values) */
2520 memcpy(l_current_ptr, l_comment, l_comment_size);
2522 if (opj_stream_write_data(p_stream,
2523 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2524 p_manager) != l_total_com_size) {
2532 * Reads a COM marker (comments)
2533 * @param p_j2k the jpeg2000 file codec.
2534 * @param p_header_data the data contained in the COM box.
2535 * @param p_header_size the size of the data contained in the COM marker.
2536 * @param p_manager the user event manager.
2538 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2539 OPJ_BYTE * p_header_data,
2540 OPJ_UINT32 p_header_size,
2541 opj_event_mgr_t * p_manager
2545 assert(p_j2k != 00);
2546 assert(p_manager != 00);
2547 assert(p_header_data != 00);
2550 OPJ_UNUSED(p_header_data);
2551 OPJ_UNUSED(p_header_size);
2552 OPJ_UNUSED(p_manager);
2557 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2558 opj_stream_private_t *p_stream,
2559 opj_event_mgr_t * p_manager)
2561 opj_cp_t *l_cp = 00;
2562 opj_tcp_t *l_tcp = 00;
2563 OPJ_UINT32 l_code_size, l_remaining_size;
2564 OPJ_BYTE * l_current_data = 00;
2567 assert(p_j2k != 00);
2568 assert(p_manager != 00);
2569 assert(p_stream != 00);
2571 l_cp = &(p_j2k->m_cp);
2572 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2573 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2574 p_j2k->m_current_tile_number, 0);
2575 l_remaining_size = l_code_size;
2577 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2578 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2579 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2580 if (! new_header_tile_data) {
2581 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2582 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2583 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2584 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2587 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2588 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2591 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2593 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2594 l_current_data += 2;
2596 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2597 l_current_data += 2;
2599 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2602 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2605 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2606 l_current_data += 2;
2608 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2611 l_remaining_size -= 9;
2613 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2614 l_current_data, &l_remaining_size, p_manager)) {
2615 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2619 if (l_remaining_size != 0) {
2620 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2624 if (opj_stream_write_data(p_stream,
2625 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2626 p_manager) != l_code_size) {
2634 * Reads a COD marker (Coding Styke defaults)
2635 * @param p_header_data the data contained in the COD box.
2636 * @param p_j2k the jpeg2000 codec.
2637 * @param p_header_size the size of the data contained in the COD marker.
2638 * @param p_manager the user event manager.
2640 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2641 OPJ_BYTE * p_header_data,
2642 OPJ_UINT32 p_header_size,
2643 opj_event_mgr_t * p_manager
2649 opj_cp_t *l_cp = 00;
2650 opj_tcp_t *l_tcp = 00;
2651 opj_image_t *l_image = 00;
2654 assert(p_header_data != 00);
2655 assert(p_j2k != 00);
2656 assert(p_manager != 00);
2658 l_image = p_j2k->m_private_image;
2659 l_cp = &(p_j2k->m_cp);
2661 /* If we are in the first tile-part header of the current tile */
2662 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2663 &l_cp->tcps[p_j2k->m_current_tile_number] :
2664 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2666 /* Only one COD per tile */
2668 opj_event_msg(p_manager, EVT_ERROR,
2669 "COD marker already read. No more than one COD marker per tile.\n");
2674 /* Make sure room is sufficient */
2675 if (p_header_size < 5) {
2676 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2680 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2682 /* Make sure we know how to decode this */
2683 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2684 J2K_CP_CSTY_EPH)) != 0U) {
2685 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2688 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2690 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2691 /* Make sure progression order is valid */
2692 if (l_tcp->prg > OPJ_CPRL) {
2693 opj_event_msg(p_manager, EVT_ERROR,
2694 "Unknown progression order in COD marker\n");
2695 l_tcp->prg = OPJ_PROG_UNKNOWN;
2697 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2700 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2701 opj_event_msg(p_manager, EVT_ERROR,
2702 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2707 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2708 if (l_cp->m_specific_param.m_dec.m_layer) {
2709 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2711 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2714 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2718 for (i = 0; i < l_image->numcomps; ++i) {
2719 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2722 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2724 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2728 if (p_header_size != 0) {
2729 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2733 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2734 opj_j2k_copy_tile_component_parameters(p_j2k);
2737 #ifdef WIP_REMOVE_MSD
2738 if (p_j2k->cstr_info) {
2739 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2740 p_j2k->cstr_info->prog = l_tcp->prg;
2741 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2742 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2743 l_image->numcomps * sizeof(OPJ_UINT32));
2744 if (!p_j2k->cstr_info->numdecompos) {
2747 for (i = 0; i < l_image->numcomps; ++i) {
2748 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2756 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2757 OPJ_UINT32 p_comp_no,
2758 opj_stream_private_t *p_stream,
2759 opj_event_mgr_t * p_manager)
2761 OPJ_UINT32 l_coc_size, l_remaining_size;
2762 OPJ_UINT32 l_comp_room;
2765 assert(p_j2k != 00);
2766 assert(p_manager != 00);
2767 assert(p_stream != 00);
2769 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2771 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2772 p_j2k->m_current_tile_number, p_comp_no);
2774 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2775 OPJ_BYTE *new_header_tile_data;
2776 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2777 = (OPJ_BYTE*)opj_realloc(
2778 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2781 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2782 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2783 if (! new_header_tile_data) {
2784 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2785 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2786 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2787 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2790 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2791 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2794 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2795 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2798 if (opj_stream_write_data(p_stream,
2799 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2800 p_manager) != l_coc_size) {
2807 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2808 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2810 opj_cp_t *l_cp = NULL;
2811 opj_tcp_t *l_tcp = NULL;
2814 assert(p_j2k != 00);
2816 l_cp = &(p_j2k->m_cp);
2817 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2819 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2824 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2825 p_first_comp_no, p_second_comp_no);
2828 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2829 OPJ_UINT32 p_comp_no,
2831 OPJ_UINT32 * p_data_written,
2832 opj_event_mgr_t * p_manager
2835 opj_cp_t *l_cp = 00;
2836 opj_tcp_t *l_tcp = 00;
2837 OPJ_UINT32 l_coc_size, l_remaining_size;
2838 OPJ_BYTE * l_current_data = 00;
2839 opj_image_t *l_image = 00;
2840 OPJ_UINT32 l_comp_room;
2843 assert(p_j2k != 00);
2844 assert(p_manager != 00);
2846 l_cp = &(p_j2k->m_cp);
2847 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2848 l_image = p_j2k->m_private_image;
2849 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2851 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2852 p_j2k->m_current_tile_number, p_comp_no);
2853 l_remaining_size = l_coc_size;
2855 l_current_data = p_data;
2857 opj_write_bytes(l_current_data, J2K_MS_COC,
2859 l_current_data += 2;
2861 opj_write_bytes(l_current_data, l_coc_size - 2,
2863 l_current_data += 2;
2865 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2866 l_current_data += l_comp_room;
2868 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2872 l_remaining_size -= (5 + l_comp_room);
2873 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2874 l_current_data, &l_remaining_size, p_manager);
2875 * p_data_written = l_coc_size;
2878 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2881 OPJ_UINT32 l_nb_comp;
2882 OPJ_UINT32 l_nb_tiles;
2883 OPJ_UINT32 l_max = 0;
2887 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2888 l_nb_comp = p_j2k->m_private_image->numcomps;
2890 for (i = 0; i < l_nb_tiles; ++i) {
2891 for (j = 0; j < l_nb_comp; ++j) {
2892 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2900 * Reads a COC marker (Coding Style Component)
2901 * @param p_header_data the data contained in the COC box.
2902 * @param p_j2k the jpeg2000 codec.
2903 * @param p_header_size the size of the data contained in the COC marker.
2904 * @param p_manager the user event manager.
2906 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2907 OPJ_BYTE * p_header_data,
2908 OPJ_UINT32 p_header_size,
2909 opj_event_mgr_t * p_manager
2912 opj_cp_t *l_cp = NULL;
2913 opj_tcp_t *l_tcp = NULL;
2914 opj_image_t *l_image = NULL;
2915 OPJ_UINT32 l_comp_room;
2916 OPJ_UINT32 l_comp_no;
2919 assert(p_header_data != 00);
2920 assert(p_j2k != 00);
2921 assert(p_manager != 00);
2923 l_cp = &(p_j2k->m_cp);
2924 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2926 &l_cp->tcps[p_j2k->m_current_tile_number] :
2927 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2928 l_image = p_j2k->m_private_image;
2930 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2932 /* make sure room is sufficient*/
2933 if (p_header_size < l_comp_room + 1) {
2934 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2937 p_header_size -= l_comp_room + 1;
2939 opj_read_bytes(p_header_data, &l_comp_no,
2940 l_comp_room); /* Ccoc */
2941 p_header_data += l_comp_room;
2942 if (l_comp_no >= l_image->numcomps) {
2943 opj_event_msg(p_manager, EVT_ERROR,
2944 "Error reading COC marker (bad number of components)\n");
2948 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2952 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2954 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2958 if (p_header_size != 0) {
2959 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2965 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2966 opj_stream_private_t *p_stream,
2967 opj_event_mgr_t * p_manager
2970 OPJ_UINT32 l_qcd_size, l_remaining_size;
2971 OPJ_BYTE * l_current_data = 00;
2974 assert(p_j2k != 00);
2975 assert(p_manager != 00);
2976 assert(p_stream != 00);
2978 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2980 l_remaining_size = l_qcd_size;
2982 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2983 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2984 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2985 if (! new_header_tile_data) {
2986 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2987 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2988 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2989 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2992 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2993 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2996 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2998 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2999 l_current_data += 2;
3001 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
3002 l_current_data += 2;
3004 l_remaining_size -= 4;
3006 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
3007 l_current_data, &l_remaining_size, p_manager)) {
3008 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3012 if (l_remaining_size != 0) {
3013 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
3017 if (opj_stream_write_data(p_stream,
3018 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
3019 p_manager) != l_qcd_size) {
3027 * Reads a QCD marker (Quantization defaults)
3028 * @param p_header_data the data contained in the QCD box.
3029 * @param p_j2k the jpeg2000 codec.
3030 * @param p_header_size the size of the data contained in the QCD marker.
3031 * @param p_manager the user event manager.
3033 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3034 OPJ_BYTE * p_header_data,
3035 OPJ_UINT32 p_header_size,
3036 opj_event_mgr_t * p_manager
3040 assert(p_header_data != 00);
3041 assert(p_j2k != 00);
3042 assert(p_manager != 00);
3044 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3046 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3050 if (p_header_size != 0) {
3051 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3055 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3056 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3061 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3062 OPJ_UINT32 p_comp_no,
3063 opj_stream_private_t *p_stream,
3064 opj_event_mgr_t * p_manager
3067 OPJ_UINT32 l_qcc_size, l_remaining_size;
3070 assert(p_j2k != 00);
3071 assert(p_manager != 00);
3072 assert(p_stream != 00);
3074 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3076 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3077 l_remaining_size = l_qcc_size;
3079 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3080 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3081 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3082 if (! new_header_tile_data) {
3083 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3084 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3085 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3086 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3089 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3090 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3093 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3094 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3097 if (opj_stream_write_data(p_stream,
3098 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3099 p_manager) != l_qcc_size) {
3106 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3107 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3109 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3110 p_first_comp_no, p_second_comp_no);
3113 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3114 OPJ_UINT32 p_comp_no,
3116 OPJ_UINT32 * p_data_written,
3117 opj_event_mgr_t * p_manager
3120 OPJ_UINT32 l_qcc_size, l_remaining_size;
3121 OPJ_BYTE * l_current_data = 00;
3124 assert(p_j2k != 00);
3125 assert(p_manager != 00);
3127 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3129 l_remaining_size = l_qcc_size;
3131 l_current_data = p_data;
3133 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3134 l_current_data += 2;
3136 if (p_j2k->m_private_image->numcomps <= 256) {
3139 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3140 l_current_data += 2;
3142 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3145 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3146 l_remaining_size -= 6;
3148 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3149 l_current_data += 2;
3151 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3152 l_current_data += 2;
3154 l_remaining_size -= 6;
3157 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3158 l_current_data, &l_remaining_size, p_manager);
3160 *p_data_written = l_qcc_size;
3163 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3165 return opj_j2k_get_max_coc_size(p_j2k);
3169 * Reads a QCC marker (Quantization component)
3170 * @param p_header_data the data contained in the QCC box.
3171 * @param p_j2k the jpeg2000 codec.
3172 * @param p_header_size the size of the data contained in the QCC marker.
3173 * @param p_manager the user event manager.
3175 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3176 OPJ_BYTE * p_header_data,
3177 OPJ_UINT32 p_header_size,
3178 opj_event_mgr_t * p_manager
3181 OPJ_UINT32 l_num_comp, l_comp_no;
3184 assert(p_header_data != 00);
3185 assert(p_j2k != 00);
3186 assert(p_manager != 00);
3188 l_num_comp = p_j2k->m_private_image->numcomps;
3190 if (l_num_comp <= 256) {
3191 if (p_header_size < 1) {
3192 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3195 opj_read_bytes(p_header_data, &l_comp_no, 1);
3199 if (p_header_size < 2) {
3200 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3203 opj_read_bytes(p_header_data, &l_comp_no, 2);
3209 if (p_j2k->m_cp.correct) {
3211 static OPJ_UINT32 backup_compno = 0;
3213 /* compno is negative or larger than the number of components!!! */
3214 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3215 opj_event_msg(p_manager, EVT_ERROR,
3216 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3217 l_comp_no, l_num_comp);
3219 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3222 /* we try to correct */
3223 l_comp_no = backup_compno % l_num_comp;
3224 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3225 "- setting component number to %d\n",
3229 /* keep your private count of tiles */
3232 #endif /* USE_JPWL */
3234 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3235 opj_event_msg(p_manager, EVT_ERROR,
3236 "Invalid component number: %d, regarding the number of components %d\n",
3237 l_comp_no, p_j2k->m_private_image->numcomps);
3241 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3243 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3247 if (p_header_size != 0) {
3248 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3255 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3256 opj_stream_private_t *p_stream,
3257 opj_event_mgr_t * p_manager
3260 OPJ_UINT32 l_nb_comp;
3261 OPJ_UINT32 l_nb_poc;
3262 OPJ_UINT32 l_poc_size;
3263 OPJ_UINT32 l_written_size = 0;
3264 opj_tcp_t *l_tcp = 00;
3265 OPJ_UINT32 l_poc_room;
3268 assert(p_j2k != 00);
3269 assert(p_manager != 00);
3270 assert(p_stream != 00);
3272 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3273 l_nb_comp = p_j2k->m_private_image->numcomps;
3274 l_nb_poc = 1 + l_tcp->numpocs;
3276 if (l_nb_comp <= 256) {
3281 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3283 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3284 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3285 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3286 if (! new_header_tile_data) {
3287 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3288 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3289 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3290 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3293 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3294 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3297 opj_j2k_write_poc_in_memory(p_j2k,
3298 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3301 if (opj_stream_write_data(p_stream,
3302 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3303 p_manager) != l_poc_size) {
3310 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3312 OPJ_UINT32 * p_data_written,
3313 opj_event_mgr_t * p_manager
3317 OPJ_BYTE * l_current_data = 00;
3318 OPJ_UINT32 l_nb_comp;
3319 OPJ_UINT32 l_nb_poc;
3320 OPJ_UINT32 l_poc_size;
3321 opj_image_t *l_image = 00;
3322 opj_tcp_t *l_tcp = 00;
3323 opj_tccp_t *l_tccp = 00;
3324 opj_poc_t *l_current_poc = 00;
3325 OPJ_UINT32 l_poc_room;
3328 assert(p_j2k != 00);
3329 assert(p_manager != 00);
3331 OPJ_UNUSED(p_manager);
3333 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3334 l_tccp = &l_tcp->tccps[0];
3335 l_image = p_j2k->m_private_image;
3336 l_nb_comp = l_image->numcomps;
3337 l_nb_poc = 1 + l_tcp->numpocs;
3339 if (l_nb_comp <= 256) {
3345 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3347 l_current_data = p_data;
3349 opj_write_bytes(l_current_data, J2K_MS_POC,
3351 l_current_data += 2;
3353 opj_write_bytes(l_current_data, l_poc_size - 2,
3355 l_current_data += 2;
3357 l_current_poc = l_tcp->pocs;
3358 for (i = 0; i < l_nb_poc; ++i) {
3359 opj_write_bytes(l_current_data, l_current_poc->resno0,
3363 opj_write_bytes(l_current_data, l_current_poc->compno0,
3364 l_poc_room); /* CSpoc_i */
3365 l_current_data += l_poc_room;
3367 opj_write_bytes(l_current_data, l_current_poc->layno1,
3369 l_current_data += 2;
3371 opj_write_bytes(l_current_data, l_current_poc->resno1,
3375 opj_write_bytes(l_current_data, l_current_poc->compno1,
3376 l_poc_room); /* CEpoc_i */
3377 l_current_data += l_poc_room;
3379 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3383 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3384 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3385 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3386 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3387 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3388 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3389 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3394 *p_data_written = l_poc_size;
3397 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3399 opj_tcp_t * l_tcp = 00;
3400 OPJ_UINT32 l_nb_tiles = 0;
3401 OPJ_UINT32 l_max_poc = 0;
3404 l_tcp = p_j2k->m_cp.tcps;
3405 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3407 for (i = 0; i < l_nb_tiles; ++i) {
3408 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3414 return 4 + 9 * l_max_poc;
3417 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3420 OPJ_UINT32 l_nb_tiles;
3421 OPJ_UINT32 l_max = 0;
3422 opj_tcp_t * l_tcp = 00;
3424 l_tcp = p_j2k->m_cp.tcps;
3425 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3427 for (i = 0; i < l_nb_tiles; ++i) {
3428 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3436 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3438 OPJ_UINT32 l_nb_bytes = 0;
3439 OPJ_UINT32 l_nb_comps;
3440 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3442 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3443 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3445 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3446 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3447 l_nb_bytes += l_nb_comps * l_coc_bytes;
3449 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3450 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3453 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3455 /*** DEVELOPER CORNER, Add room for your headers ***/
3461 * Reads a POC marker (Progression Order Change)
3463 * @param p_header_data the data contained in the POC box.
3464 * @param p_j2k the jpeg2000 codec.
3465 * @param p_header_size the size of the data contained in the POC marker.
3466 * @param p_manager the user event manager.
3468 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3469 OPJ_BYTE * p_header_data,
3470 OPJ_UINT32 p_header_size,
3471 opj_event_mgr_t * p_manager
3474 OPJ_UINT32 i, l_nb_comp, l_tmp;
3475 opj_image_t * l_image = 00;
3476 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3477 OPJ_UINT32 l_chunk_size, l_comp_room;
3479 opj_cp_t *l_cp = 00;
3480 opj_tcp_t *l_tcp = 00;
3481 opj_poc_t *l_current_poc = 00;
3484 assert(p_header_data != 00);
3485 assert(p_j2k != 00);
3486 assert(p_manager != 00);
3488 l_image = p_j2k->m_private_image;
3489 l_nb_comp = l_image->numcomps;
3490 if (l_nb_comp <= 256) {
3495 l_chunk_size = 5 + 2 * l_comp_room;
3496 l_current_poc_nb = p_header_size / l_chunk_size;
3497 l_current_poc_remaining = p_header_size % l_chunk_size;
3499 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3500 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3504 l_cp = &(p_j2k->m_cp);
3505 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3506 &l_cp->tcps[p_j2k->m_current_tile_number] :
3507 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3508 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3509 l_current_poc_nb += l_old_poc_nb;
3511 if (l_current_poc_nb >= 32) {
3512 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3515 assert(l_current_poc_nb < 32);
3517 /* now poc is in use.*/
3520 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3521 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3522 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3525 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3526 l_comp_room); /* CSpoc_i */
3527 p_header_data += l_comp_room;
3528 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3530 /* make sure layer end is in acceptable bounds */
3531 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3533 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3536 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3537 l_comp_room); /* CEpoc_i */
3538 p_header_data += l_comp_room;
3539 opj_read_bytes(p_header_data, &l_tmp,
3542 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3543 /* make sure comp is in acceptable bounds */
3544 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3548 l_tcp->numpocs = l_current_poc_nb - 1;
3553 * Reads a CRG marker (Component registration)
3555 * @param p_header_data the data contained in the TLM box.
3556 * @param p_j2k the jpeg2000 codec.
3557 * @param p_header_size the size of the data contained in the TLM marker.
3558 * @param p_manager the user event manager.
3560 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3561 OPJ_BYTE * p_header_data,
3562 OPJ_UINT32 p_header_size,
3563 opj_event_mgr_t * p_manager
3566 OPJ_UINT32 l_nb_comp;
3568 assert(p_header_data != 00);
3569 assert(p_j2k != 00);
3570 assert(p_manager != 00);
3572 OPJ_UNUSED(p_header_data);
3574 l_nb_comp = p_j2k->m_private_image->numcomps;
3576 if (p_header_size != l_nb_comp * 4) {
3577 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3580 /* Do not care of this at the moment since only local variables are set here */
3583 (i = 0; i < l_nb_comp; ++i)
3585 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3587 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3595 * Reads a TLM marker (Tile Length Marker)
3597 * @param p_header_data the data contained in the TLM box.
3598 * @param p_j2k the jpeg2000 codec.
3599 * @param p_header_size the size of the data contained in the TLM marker.
3600 * @param p_manager the user event manager.
3602 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3603 OPJ_BYTE * p_header_data,
3604 OPJ_UINT32 p_header_size,
3605 opj_event_mgr_t * p_manager
3608 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3611 assert(p_header_data != 00);
3612 assert(p_j2k != 00);
3613 assert(p_manager != 00);
3617 if (p_header_size < 2) {
3618 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3623 opj_read_bytes(p_header_data, &l_Ztlm,
3626 opj_read_bytes(p_header_data, &l_Stlm,
3630 l_ST = ((l_Stlm >> 4) & 0x3);
3631 l_SP = (l_Stlm >> 6) & 0x1;
3633 l_Ptlm_size = (l_SP + 1) * 2;
3634 l_quotient = l_Ptlm_size + l_ST;
3636 l_tot_num_tp_remaining = p_header_size % l_quotient;
3638 if (l_tot_num_tp_remaining != 0) {
3639 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3642 /* FIXME Do not care of this at the moment since only local variables are set here */
3645 (i = 0; i < l_tot_num_tp; ++i)
3647 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3648 p_header_data += l_ST;
3649 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3650 p_header_data += l_Ptlm_size;
3656 * Reads a PLM marker (Packet length, main header marker)
3658 * @param p_header_data the data contained in the TLM box.
3659 * @param p_j2k the jpeg2000 codec.
3660 * @param p_header_size the size of the data contained in the TLM marker.
3661 * @param p_manager the user event manager.
3663 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3664 OPJ_BYTE * p_header_data,
3665 OPJ_UINT32 p_header_size,
3666 opj_event_mgr_t * p_manager
3670 assert(p_header_data != 00);
3671 assert(p_j2k != 00);
3672 assert(p_manager != 00);
3675 OPJ_UNUSED(p_header_data);
3677 if (p_header_size < 1) {
3678 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3681 /* Do not care of this at the moment since only local variables are set here */
3683 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3690 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3692 p_header_size -= (1+l_Nplm);
3696 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3700 (i = 0; i < l_Nplm; ++i)
3702 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3704 // take only the last seven bytes
3705 l_packet_len |= (l_tmp & 0x7f);
3713 // store packet length and proceed to next packet
3720 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3729 * Reads a PLT marker (Packet length, tile-part header)
3731 * @param p_header_data the data contained in the PLT box.
3732 * @param p_j2k the jpeg2000 codec.
3733 * @param p_header_size the size of the data contained in the PLT marker.
3734 * @param p_manager the user event manager.
3736 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3737 OPJ_BYTE * p_header_data,
3738 OPJ_UINT32 p_header_size,
3739 opj_event_mgr_t * p_manager
3742 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3745 assert(p_header_data != 00);
3746 assert(p_j2k != 00);
3747 assert(p_manager != 00);
3751 if (p_header_size < 1) {
3752 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3756 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3760 for (i = 0; i < p_header_size; ++i) {
3761 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3763 /* take only the last seven bytes */
3764 l_packet_len |= (l_tmp & 0x7f);
3768 /* store packet length and proceed to next packet */
3773 if (l_packet_len != 0) {
3774 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3782 * Reads a PPM marker (Packed packet headers, main header)
3784 * @param p_header_data the data contained in the POC box.
3785 * @param p_j2k the jpeg2000 codec.
3786 * @param p_header_size the size of the data contained in the POC marker.
3787 * @param p_manager the user event manager.
3790 static OPJ_BOOL opj_j2k_read_ppm(
3792 OPJ_BYTE * p_header_data,
3793 OPJ_UINT32 p_header_size,
3794 opj_event_mgr_t * p_manager)
3796 opj_cp_t *l_cp = 00;
3800 assert(p_header_data != 00);
3801 assert(p_j2k != 00);
3802 assert(p_manager != 00);
3804 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3805 if (p_header_size < 2) {
3806 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3810 l_cp = &(p_j2k->m_cp);
3813 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3817 /* check allocation needed */
3818 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3819 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3820 assert(l_cp->ppm_markers_count == 0U);
3822 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3823 if (l_cp->ppm_markers == NULL) {
3824 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3827 l_cp->ppm_markers_count = l_newCount;
3828 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3829 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3830 opj_ppx *new_ppm_markers;
3831 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3832 l_newCount * sizeof(opj_ppx));
3833 if (new_ppm_markers == NULL) {
3834 /* clean up to be done on l_cp destruction */
3835 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3838 l_cp->ppm_markers = new_ppm_markers;
3839 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3840 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3841 l_cp->ppm_markers_count = l_newCount;
3844 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3845 /* clean up to be done on l_cp destruction */
3846 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3850 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3851 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3852 /* clean up to be done on l_cp destruction */
3853 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3856 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3857 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3863 * Merges all PPM markers read (Packed headers, main header)
3865 * @param p_cp main coding parameters.
3866 * @param p_manager the user event manager.
3868 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3870 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3874 assert(p_manager != 00);
3875 assert(p_cp->ppm_buffer == NULL);
3877 if (p_cp->ppm == 0U) {
3881 l_ppm_data_size = 0U;
3882 l_N_ppm_remaining = 0U;
3883 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3884 if (p_cp->ppm_markers[i].m_data !=
3885 NULL) { /* standard doesn't seem to require contiguous Zppm */
3887 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3888 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3890 if (l_N_ppm_remaining >= l_data_size) {
3891 l_N_ppm_remaining -= l_data_size;
3894 l_data += l_N_ppm_remaining;
3895 l_data_size -= l_N_ppm_remaining;
3896 l_N_ppm_remaining = 0U;
3899 if (l_data_size > 0U) {
3902 if (l_data_size < 4U) {
3903 /* clean up to be done on l_cp destruction */
3904 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3907 opj_read_bytes(l_data, &l_N_ppm, 4);
3911 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 */
3913 if (l_data_size >= l_N_ppm) {
3914 l_data_size -= l_N_ppm;
3917 l_N_ppm_remaining = l_N_ppm - l_data_size;
3920 } while (l_data_size > 0U);
3925 if (l_N_ppm_remaining != 0U) {
3926 /* clean up to be done on l_cp destruction */
3927 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3931 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3932 if (p_cp->ppm_buffer == 00) {
3933 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3936 p_cp->ppm_len = l_ppm_data_size;
3937 l_ppm_data_size = 0U;
3938 l_N_ppm_remaining = 0U;
3939 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3940 if (p_cp->ppm_markers[i].m_data !=
3941 NULL) { /* standard doesn't seem to require contiguous Zppm */
3943 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3944 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3946 if (l_N_ppm_remaining >= l_data_size) {
3947 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3948 l_ppm_data_size += l_data_size;
3949 l_N_ppm_remaining -= l_data_size;
3952 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3953 l_ppm_data_size += l_N_ppm_remaining;
3954 l_data += l_N_ppm_remaining;
3955 l_data_size -= l_N_ppm_remaining;
3956 l_N_ppm_remaining = 0U;
3959 if (l_data_size > 0U) {
3962 if (l_data_size < 4U) {
3963 /* clean up to be done on l_cp destruction */
3964 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3967 opj_read_bytes(l_data, &l_N_ppm, 4);
3971 if (l_data_size >= l_N_ppm) {
3972 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3973 l_ppm_data_size += l_N_ppm;
3974 l_data_size -= l_N_ppm;
3977 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3978 l_ppm_data_size += l_data_size;
3979 l_N_ppm_remaining = l_N_ppm - l_data_size;
3982 } while (l_data_size > 0U);
3984 opj_free(p_cp->ppm_markers[i].m_data);
3985 p_cp->ppm_markers[i].m_data = NULL;
3986 p_cp->ppm_markers[i].m_data_size = 0U;
3990 p_cp->ppm_data = p_cp->ppm_buffer;
3991 p_cp->ppm_data_size = p_cp->ppm_len;
3993 p_cp->ppm_markers_count = 0U;
3994 opj_free(p_cp->ppm_markers);
3995 p_cp->ppm_markers = NULL;
4001 * Reads a PPT marker (Packed packet headers, tile-part header)
4003 * @param p_header_data the data contained in the PPT box.
4004 * @param p_j2k the jpeg2000 codec.
4005 * @param p_header_size the size of the data contained in the PPT marker.
4006 * @param p_manager the user event manager.
4008 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
4009 OPJ_BYTE * p_header_data,
4010 OPJ_UINT32 p_header_size,
4011 opj_event_mgr_t * p_manager
4014 opj_cp_t *l_cp = 00;
4015 opj_tcp_t *l_tcp = 00;
4019 assert(p_header_data != 00);
4020 assert(p_j2k != 00);
4021 assert(p_manager != 00);
4023 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
4024 if (p_header_size < 2) {
4025 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
4029 l_cp = &(p_j2k->m_cp);
4031 opj_event_msg(p_manager, EVT_ERROR,
4032 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4036 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4039 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4043 /* check allocation needed */
4044 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4045 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4046 assert(l_tcp->ppt_markers_count == 0U);
4048 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4049 if (l_tcp->ppt_markers == NULL) {
4050 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4053 l_tcp->ppt_markers_count = l_newCount;
4054 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4055 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4056 opj_ppx *new_ppt_markers;
4057 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4058 l_newCount * sizeof(opj_ppx));
4059 if (new_ppt_markers == NULL) {
4060 /* clean up to be done on l_tcp destruction */
4061 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4064 l_tcp->ppt_markers = new_ppt_markers;
4065 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4066 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4067 l_tcp->ppt_markers_count = l_newCount;
4070 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4071 /* clean up to be done on l_tcp destruction */
4072 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4076 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4077 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4078 /* clean up to be done on l_tcp destruction */
4079 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4082 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4083 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4088 * Merges all PPT markers read (Packed packet headers, tile-part header)
4090 * @param p_tcp the tile.
4091 * @param p_manager the user event manager.
4093 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4095 OPJ_UINT32 i, l_ppt_data_size;
4097 assert(p_tcp != 00);
4098 assert(p_manager != 00);
4099 assert(p_tcp->ppt_buffer == NULL);
4101 if (p_tcp->ppt == 0U) {
4105 l_ppt_data_size = 0U;
4106 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4108 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4111 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4112 if (p_tcp->ppt_buffer == 00) {
4113 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4116 p_tcp->ppt_len = l_ppt_data_size;
4117 l_ppt_data_size = 0U;
4118 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4119 if (p_tcp->ppt_markers[i].m_data !=
4120 NULL) { /* standard doesn't seem to require contiguous Zppt */
4121 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4122 p_tcp->ppt_markers[i].m_data_size);
4124 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4126 opj_free(p_tcp->ppt_markers[i].m_data);
4127 p_tcp->ppt_markers[i].m_data = NULL;
4128 p_tcp->ppt_markers[i].m_data_size = 0U;
4132 p_tcp->ppt_markers_count = 0U;
4133 opj_free(p_tcp->ppt_markers);
4134 p_tcp->ppt_markers = NULL;
4136 p_tcp->ppt_data = p_tcp->ppt_buffer;
4137 p_tcp->ppt_data_size = p_tcp->ppt_len;
4141 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4142 opj_stream_private_t *p_stream,
4143 opj_event_mgr_t * p_manager
4146 OPJ_BYTE * l_current_data = 00;
4147 OPJ_UINT32 l_tlm_size;
4150 assert(p_j2k != 00);
4151 assert(p_manager != 00);
4152 assert(p_stream != 00);
4154 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4156 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4157 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4158 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4159 if (! new_header_tile_data) {
4160 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4161 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4162 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4163 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4166 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4167 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4170 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4172 /* change the way data is written to avoid seeking if possible */
4174 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4176 opj_write_bytes(l_current_data, J2K_MS_TLM,
4178 l_current_data += 2;
4180 opj_write_bytes(l_current_data, l_tlm_size - 2,
4182 l_current_data += 2;
4184 opj_write_bytes(l_current_data, 0,
4188 opj_write_bytes(l_current_data, 0x50,
4189 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4192 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4193 if (opj_stream_write_data(p_stream,
4194 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4195 p_manager) != l_tlm_size) {
4202 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4204 OPJ_UINT32 * p_data_written,
4205 const opj_stream_private_t *p_stream,
4206 opj_event_mgr_t * p_manager
4210 assert(p_j2k != 00);
4211 assert(p_manager != 00);
4212 assert(p_stream != 00);
4214 OPJ_UNUSED(p_stream);
4215 OPJ_UNUSED(p_manager);
4217 opj_write_bytes(p_data, J2K_MS_SOT,
4221 opj_write_bytes(p_data, 10,
4225 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4232 opj_write_bytes(p_data,
4233 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4237 opj_write_bytes(p_data,
4238 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4244 /* update markers struct */
4246 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4248 assert(0 && "TODO");
4249 #endif /* USE_JPWL */
4251 * p_data_written = 12;
4256 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4257 OPJ_UINT32 p_header_size,
4258 OPJ_UINT32* p_tile_no,
4259 OPJ_UINT32* p_tot_len,
4260 OPJ_UINT32* p_current_part,
4261 OPJ_UINT32* p_num_parts,
4262 opj_event_mgr_t * p_manager)
4265 assert(p_header_data != 00);
4266 assert(p_manager != 00);
4268 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4269 if (p_header_size != 8) {
4270 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4274 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4276 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4278 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4280 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4285 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4286 OPJ_BYTE * p_header_data,
4287 OPJ_UINT32 p_header_size,
4288 opj_event_mgr_t * p_manager)
4290 opj_cp_t *l_cp = 00;
4291 opj_tcp_t *l_tcp = 00;
4292 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4293 OPJ_UINT32 l_current_part;
4294 OPJ_UINT32 l_tile_x, l_tile_y;
4298 assert(p_j2k != 00);
4299 assert(p_manager != 00);
4301 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4302 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4304 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4308 l_cp = &(p_j2k->m_cp);
4310 /* testcase 2.pdf.SIGFPE.706.1112 */
4311 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4312 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4313 p_j2k->m_current_tile_number);
4317 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4318 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4319 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4321 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4322 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4323 /* We must avoid reading twice the same tile part number for a given tile */
4324 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4325 /* several times. */
4326 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4327 /* should appear in increasing order. */
4328 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4329 opj_event_msg(p_manager, EVT_ERROR,
4330 "Invalid tile part index for tile number %d. "
4331 "Got %d, expected %d\n",
4332 p_j2k->m_current_tile_number,
4334 l_tcp->m_current_tile_part_number + 1);
4337 ++ l_tcp->m_current_tile_part_number;
4340 if (l_cp->correct) {
4342 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4343 static OPJ_UINT32 backup_tileno = 0;
4345 /* tileno is negative or larger than the number of tiles!!! */
4346 if (tileno > (l_cp->tw * l_cp->th)) {
4347 opj_event_msg(p_manager, EVT_ERROR,
4348 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4349 tileno, (l_cp->tw * l_cp->th));
4351 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4354 /* we try to correct */
4355 tileno = backup_tileno;
4356 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4357 "- setting tile number to %d\n",
4361 /* keep your private count of tiles */
4364 #endif /* USE_JPWL */
4366 /* look for the tile in the list of already processed tile (in parts). */
4367 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4368 /* since the time taken by this function can only grow at the time */
4370 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4371 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4373 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4374 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4377 opj_event_msg(p_manager, EVT_ERROR,
4378 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4384 if (l_cp->correct) {
4386 /* totlen is negative or larger than the bytes left!!! */
4387 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4388 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4389 opj_event_msg(p_manager, EVT_ERROR,
4390 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4392 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4394 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4397 /* we try to correct */
4399 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4400 "- setting Psot to %d => assuming it is the last tile\n",
4404 #endif /* USE_JPWL */
4406 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4408 opj_event_msg(p_manager, EVT_INFO,
4409 "Psot value of the current tile-part is equal to zero, "
4410 "we assuming it is the last tile-part of the codestream.\n");
4411 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4414 if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
4415 /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
4416 opj_event_msg(p_manager, EVT_ERROR,
4417 "In SOT marker, TPSot (%d) is not valid regards to the previous "
4418 "number of tile-part (%d), giving up\n", l_current_part,
4419 l_tcp->m_nb_tile_parts);
4420 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4425 0) { /* Number of tile-part header is provided by this tile-part header */
4426 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4427 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4428 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4429 if (l_tcp->m_nb_tile_parts) {
4430 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4431 opj_event_msg(p_manager, EVT_ERROR,
4432 "In SOT marker, TPSot (%d) is not valid regards to the current "
4433 "number of tile-part (%d), giving up\n", l_current_part,
4434 l_tcp->m_nb_tile_parts);
4435 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4439 if (l_current_part >= l_num_parts) {
4440 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4441 opj_event_msg(p_manager, EVT_ERROR,
4442 "In SOT marker, TPSot (%d) is not valid regards to the current "
4443 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4444 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4447 l_tcp->m_nb_tile_parts = l_num_parts;
4450 /* If know the number of tile part header we will check if we didn't read the last*/
4451 if (l_tcp->m_nb_tile_parts) {
4452 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4453 p_j2k->m_specific_param.m_decoder.m_can_decode =
4454 1; /* Process the last tile-part header*/
4458 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4459 /* Keep the size of data to skip after this marker */
4460 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4461 12; /* SOT_marker_size = 12 */
4463 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4464 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4467 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4469 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4470 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4471 p_j2k->m_specific_param.m_decoder.m_skip_data =
4472 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4473 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4474 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4475 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4477 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4478 p_j2k->m_specific_param.m_decoder.m_skip_data =
4479 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4480 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4484 if (p_j2k->cstr_index) {
4485 assert(p_j2k->cstr_index->tile_index != 00);
4486 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4487 p_j2k->m_current_tile_number;
4488 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4491 if (l_num_parts != 0) {
4492 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4494 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4497 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4498 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4499 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4500 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4501 opj_event_msg(p_manager, EVT_ERROR,
4502 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4506 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4507 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4508 l_num_parts * sizeof(opj_tp_index_t));
4509 if (! new_tp_index) {
4510 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4511 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4512 opj_event_msg(p_manager, EVT_ERROR,
4513 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4516 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4520 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4522 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4523 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4524 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4525 (opj_tp_index_t*)opj_calloc(
4526 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4527 sizeof(opj_tp_index_t));
4528 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4529 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4530 opj_event_msg(p_manager, EVT_ERROR,
4531 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4536 if (l_current_part >=
4537 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4538 opj_tp_index_t *new_tp_index;
4539 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4541 new_tp_index = (opj_tp_index_t *) opj_realloc(
4542 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4543 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4544 sizeof(opj_tp_index_t));
4545 if (! new_tp_index) {
4546 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4547 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4548 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4549 opj_event_msg(p_manager, EVT_ERROR,
4550 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4553 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4562 /* 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 */
4563 /* if (p_j2k->cstr_info) {
4566 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4569 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4570 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4571 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4572 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4575 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4578 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4582 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4585 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4586 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4587 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4592 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4593 opj_tcd_t * p_tile_coder,
4595 OPJ_UINT32 * p_data_written,
4596 OPJ_UINT32 p_total_data_size,
4597 const opj_stream_private_t *p_stream,
4598 opj_event_mgr_t * p_manager
4601 opj_codestream_info_t *l_cstr_info = 00;
4602 OPJ_UINT32 l_remaining_data;
4605 assert(p_j2k != 00);
4606 assert(p_manager != 00);
4607 assert(p_stream != 00);
4609 OPJ_UNUSED(p_stream);
4611 opj_write_bytes(p_data, J2K_MS_SOD,
4615 /* make room for the EOF marker */
4616 l_remaining_data = p_total_data_size - 4;
4618 /* update tile coder */
4619 p_tile_coder->tp_num =
4620 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4621 p_tile_coder->cur_tp_num =
4622 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4625 /* TODO mergeV2: check this part which use cstr_info */
4626 /*l_cstr_info = p_j2k->cstr_info;
4628 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4629 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4630 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4636 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4638 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4643 /* update markers struct */
4644 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4646 assert(0 && "TODO");
4647 #endif /* USE_JPWL */
4652 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4653 p_tile_coder->tcd_image->tiles->packno = 0;
4655 l_cstr_info->packno = 0;
4659 *p_data_written = 0;
4661 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
4662 p_data_written, l_remaining_data, l_cstr_info,
4664 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4668 *p_data_written += 2;
4673 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4674 opj_stream_private_t *p_stream,
4675 opj_event_mgr_t * p_manager
4678 OPJ_SIZE_T l_current_read_size;
4679 opj_codestream_index_t * l_cstr_index = 00;
4680 OPJ_BYTE ** l_current_data = 00;
4681 opj_tcp_t * l_tcp = 00;
4682 OPJ_UINT32 * l_tile_len = 00;
4683 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4686 assert(p_j2k != 00);
4687 assert(p_manager != 00);
4688 assert(p_stream != 00);
4690 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4692 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4693 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4694 // but we are in the last tile part,
4695 // so its result will fit on OPJ_UINT32 unless we find
4696 // a file with a single tile part of more than 4 GB...*/
4697 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4698 opj_stream_get_number_byte_left(p_stream) - 2);
4700 /* Check to avoid pass the limit of OPJ_UINT32 */
4701 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4702 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4704 /* MSD: case commented to support empty SOT marker (PHR data) */
4708 l_current_data = &(l_tcp->m_data);
4709 l_tile_len = &l_tcp->m_data_size;
4711 /* Patch to support new PHR data */
4712 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4713 /* If we are here, we'll try to read the data after allocation */
4714 /* Check enough bytes left in stream before allocation */
4715 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4716 opj_stream_get_number_byte_left(p_stream)) {
4717 opj_event_msg(p_manager, EVT_ERROR,
4718 "Tile part length size inconsistent with stream length\n");
4721 if (p_j2k->m_specific_param.m_decoder.m_sot_length >
4722 UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
4723 opj_event_msg(p_manager, EVT_ERROR,
4724 "p_j2k->m_specific_param.m_decoder.m_sot_length > "
4725 "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
4728 /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
4729 /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
4730 /* 0xFFFF marker. */
4731 if (! *l_current_data) {
4732 /* LH: oddly enough, in this path, l_tile_len!=0.
4733 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4735 *l_current_data = (OPJ_BYTE*) opj_malloc(
4736 p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
4738 OPJ_BYTE *l_new_current_data;
4739 if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
4740 p_j2k->m_specific_param.m_decoder.m_sot_length) {
4741 opj_event_msg(p_manager, EVT_ERROR,
4742 "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
4743 "p_j2k->m_specific_param.m_decoder.m_sot_length");
4747 l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4748 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
4749 OPJ_COMMON_CBLK_DATA_EXTRA);
4750 if (! l_new_current_data) {
4751 opj_free(*l_current_data);
4752 /*nothing more is done as l_current_data will be set to null, and just
4753 afterward we enter in the error path
4754 and the actual tile_len is updated (committed) at the end of the
4757 *l_current_data = l_new_current_data;
4760 if (*l_current_data == 00) {
4761 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4765 l_sot_length_pb_detected = OPJ_TRUE;
4769 l_cstr_index = p_j2k->cstr_index;
4771 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4773 OPJ_UINT32 l_current_tile_part =
4774 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4775 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4778 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4780 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4782 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4786 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4787 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4791 /*l_cstr_index->packno = 0;*/
4794 /* Patch to support new PHR data */
4795 if (!l_sot_length_pb_detected) {
4796 l_current_read_size = opj_stream_read_data(
4798 *l_current_data + *l_tile_len,
4799 p_j2k->m_specific_param.m_decoder.m_sot_length,
4802 l_current_read_size = 0;
4805 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4806 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4808 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4811 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4816 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4817 OPJ_UINT32 p_tile_no,
4818 OPJ_UINT32 p_comp_no,
4819 OPJ_UINT32 nb_comps,
4820 opj_stream_private_t *p_stream,
4821 opj_event_mgr_t * p_manager
4824 OPJ_BYTE * l_current_data = 00;
4825 OPJ_UINT32 l_rgn_size;
4826 opj_cp_t *l_cp = 00;
4827 opj_tcp_t *l_tcp = 00;
4828 opj_tccp_t *l_tccp = 00;
4829 OPJ_UINT32 l_comp_room;
4832 assert(p_j2k != 00);
4833 assert(p_manager != 00);
4834 assert(p_stream != 00);
4836 l_cp = &(p_j2k->m_cp);
4837 l_tcp = &l_cp->tcps[p_tile_no];
4838 l_tccp = &l_tcp->tccps[p_comp_no];
4840 if (nb_comps <= 256) {
4846 l_rgn_size = 6 + l_comp_room;
4848 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4850 opj_write_bytes(l_current_data, J2K_MS_RGN,
4852 l_current_data += 2;
4854 opj_write_bytes(l_current_data, l_rgn_size - 2,
4856 l_current_data += 2;
4858 opj_write_bytes(l_current_data, p_comp_no,
4859 l_comp_room); /* Crgn */
4860 l_current_data += l_comp_room;
4862 opj_write_bytes(l_current_data, 0,
4866 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
4870 if (opj_stream_write_data(p_stream,
4871 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
4872 p_manager) != l_rgn_size) {
4879 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
4880 opj_stream_private_t *p_stream,
4881 opj_event_mgr_t * p_manager
4885 assert(p_j2k != 00);
4886 assert(p_manager != 00);
4887 assert(p_stream != 00);
4889 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
4890 J2K_MS_EOC, 2); /* EOC */
4894 /* update markers struct */
4896 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4898 #endif /* USE_JPWL */
4900 if (opj_stream_write_data(p_stream,
4901 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
4905 if (! opj_stream_flush(p_stream, p_manager)) {
4913 * Reads a RGN marker (Region Of Interest)
4915 * @param p_header_data the data contained in the POC box.
4916 * @param p_j2k the jpeg2000 codec.
4917 * @param p_header_size the size of the data contained in the POC marker.
4918 * @param p_manager the user event manager.
4920 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
4921 OPJ_BYTE * p_header_data,
4922 OPJ_UINT32 p_header_size,
4923 opj_event_mgr_t * p_manager
4926 OPJ_UINT32 l_nb_comp;
4927 opj_image_t * l_image = 00;
4929 opj_cp_t *l_cp = 00;
4930 opj_tcp_t *l_tcp = 00;
4931 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4934 assert(p_header_data != 00);
4935 assert(p_j2k != 00);
4936 assert(p_manager != 00);
4938 l_image = p_j2k->m_private_image;
4939 l_nb_comp = l_image->numcomps;
4941 if (l_nb_comp <= 256) {
4947 if (p_header_size != 2 + l_comp_room) {
4948 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4952 l_cp = &(p_j2k->m_cp);
4953 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4954 &l_cp->tcps[p_j2k->m_current_tile_number] :
4955 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4957 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
4958 p_header_data += l_comp_room;
4959 opj_read_bytes(p_header_data, &l_roi_sty,
4964 if (l_cp->correct) {
4965 /* totlen is negative or larger than the bytes left!!! */
4966 if (l_comp_room >= l_nb_comp) {
4967 opj_event_msg(p_manager, EVT_ERROR,
4968 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4969 l_comp_room, l_nb_comp);
4971 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4976 #endif /* USE_JPWL */
4978 /* testcase 3635.pdf.asan.77.2930 */
4979 if (l_comp_no >= l_nb_comp) {
4980 opj_event_msg(p_manager, EVT_ERROR,
4981 "bad component number in RGN (%d when there are only %d)\n",
4982 l_comp_no, l_nb_comp);
4986 opj_read_bytes(p_header_data,
4987 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
4994 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
4996 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
4999 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
5005 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
5006 opj_stream_private_t *p_stream,
5007 opj_event_mgr_t * p_manager)
5009 opj_cp_t * l_cp = 00;
5010 opj_image_t * l_image = 00;
5011 opj_tcp_t * l_tcp = 00;
5012 opj_image_comp_t * l_img_comp = 00;
5015 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
5016 OPJ_FLOAT32 * l_rates = 0;
5017 OPJ_FLOAT32 l_sot_remove;
5018 OPJ_UINT32 l_bits_empty, l_size_pixel;
5019 OPJ_UINT32 l_tile_size = 0;
5020 OPJ_UINT32 l_last_res;
5021 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
5024 assert(p_j2k != 00);
5025 assert(p_manager != 00);
5026 assert(p_stream != 00);
5028 OPJ_UNUSED(p_manager);
5030 l_cp = &(p_j2k->m_cp);
5031 l_image = p_j2k->m_private_image;
5034 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
5035 l_size_pixel = l_image->numcomps * l_image->comps->prec;
5036 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
5037 l_cp->th * l_cp->tw);
5039 if (l_cp->m_specific_param.m_enc.m_tp_on) {
5040 l_tp_stride_func = opj_j2k_get_tp_stride;
5042 l_tp_stride_func = opj_j2k_get_default_stride;
5045 for (i = 0; i < l_cp->th; ++i) {
5046 for (j = 0; j < l_cp->tw; ++j) {
5047 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
5048 (OPJ_FLOAT32)l_tcp->numlayers;
5050 /* 4 borders of the tile rescale on the image if necessary */
5051 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
5052 (OPJ_INT32)l_image->x0);
5053 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
5054 (OPJ_INT32)l_image->y0);
5055 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
5056 (OPJ_INT32)l_image->x1);
5057 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
5058 (OPJ_INT32)l_image->y1);
5060 l_rates = l_tcp->rates;
5062 /* Modification of the RATE >> */
5063 if (*l_rates > 0.0f) {
5064 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5065 (OPJ_UINT32)(l_y1 - l_y0)))
5067 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5075 for (k = 1; k < l_tcp->numlayers; ++k) {
5076 if (*l_rates > 0.0f) {
5077 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5078 (OPJ_UINT32)(l_y1 - l_y0)))
5080 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5096 for (i = 0; i < l_cp->th; ++i) {
5097 for (j = 0; j < l_cp->tw; ++j) {
5098 l_rates = l_tcp->rates;
5100 if (*l_rates > 0.0f) {
5101 *l_rates -= l_sot_remove;
5103 if (*l_rates < 30.0f) {
5110 l_last_res = l_tcp->numlayers - 1;
5112 for (k = 1; k < l_last_res; ++k) {
5114 if (*l_rates > 0.0f) {
5115 *l_rates -= l_sot_remove;
5117 if (*l_rates < * (l_rates - 1) + 10.0f) {
5118 *l_rates = (*(l_rates - 1)) + 20.0f;
5125 if (*l_rates > 0.0f) {
5126 *l_rates -= (l_sot_remove + 2.f);
5128 if (*l_rates < * (l_rates - 1) + 10.0f) {
5129 *l_rates = (*(l_rates - 1)) + 20.0f;
5137 l_img_comp = l_image->comps;
5140 for (i = 0; i < l_image->numcomps; ++i) {
5141 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5143 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5151 l_tile_size = (OPJ_UINT32)(l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
5153 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5155 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5156 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5157 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5158 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5162 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
5163 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5164 (OPJ_BYTE *) opj_malloc(5 *
5165 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5166 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5170 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5171 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5178 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5179 opj_stream_private_t *p_stream,
5180 opj_event_mgr_t * p_manager)
5183 opj_tcd_t * l_tcd = 00;
5184 OPJ_UINT32 l_nb_tiles;
5185 opj_tcp_t * l_tcp = 00;
5189 assert(p_j2k != 00);
5190 assert(p_manager != 00);
5191 assert(p_stream != 00);
5193 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5194 l_tcp = p_j2k->m_cp.tcps;
5196 l_tcd = opj_tcd_create(OPJ_TRUE);
5198 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5202 for (i = 0; i < l_nb_tiles; ++i) {
5203 if (l_tcp->m_data) {
5204 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5205 opj_tcd_destroy(l_tcd);
5206 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5210 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5215 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5220 opj_j2k_tcp_destroy(l_tcp);
5224 opj_tcd_destroy(l_tcd);
5229 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5230 struct opj_stream_private *p_stream,
5231 struct opj_event_mgr * p_manager)
5234 assert(p_j2k != 00);
5235 assert(p_manager != 00);
5236 assert(p_stream != 00);
5238 OPJ_UNUSED(p_manager);
5240 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5245 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5246 struct opj_stream_private *p_stream,
5247 struct opj_event_mgr * p_manager)
5250 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5251 opj_mct_data_t * l_mct_record;
5255 assert(p_j2k != 00);
5256 assert(p_stream != 00);
5257 assert(p_manager != 00);
5259 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5263 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5264 l_mct_record = l_tcp->m_mct_records;
5266 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5268 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5275 l_mcc_record = l_tcp->m_mcc_records;
5277 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5279 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5286 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5293 static OPJ_BOOL opj_j2k_write_all_coc(
5295 struct opj_stream_private *p_stream,
5296 struct opj_event_mgr * p_manager)
5301 assert(p_j2k != 00);
5302 assert(p_manager != 00);
5303 assert(p_stream != 00);
5305 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5306 /* cod is first component of first tile */
5307 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5308 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5317 static OPJ_BOOL opj_j2k_write_all_qcc(
5319 struct opj_stream_private *p_stream,
5320 struct opj_event_mgr * p_manager)
5325 assert(p_j2k != 00);
5326 assert(p_manager != 00);
5327 assert(p_stream != 00);
5329 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5330 /* qcd is first component of first tile */
5331 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5332 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5340 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5341 struct opj_stream_private *p_stream,
5342 struct opj_event_mgr * p_manager)
5345 const opj_tccp_t *l_tccp = 00;
5348 assert(p_j2k != 00);
5349 assert(p_manager != 00);
5350 assert(p_stream != 00);
5352 l_tccp = p_j2k->m_cp.tcps->tccps;
5354 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5355 if (l_tccp->roishift) {
5357 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5358 p_stream, p_manager)) {
5369 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5370 struct opj_stream_private *p_stream,
5371 struct opj_event_mgr * p_manager)
5373 opj_codestream_index_t * l_cstr_index = 00;
5376 assert(p_j2k != 00);
5377 assert(p_manager != 00);
5378 assert(p_stream != 00);
5380 OPJ_UNUSED(p_manager);
5382 l_cstr_index = p_j2k->cstr_index;
5384 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5386 /* The following adjustment is done to adjust the codestream size */
5387 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5388 /* the first bunch of bytes is not in the codestream */
5389 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5394 /* preparation of JPWL marker segments */
5398 /* encode according to JPWL */
5399 jpwl_encode(p_j2k, p_stream, image);
5403 assert(0 && "TODO");
5404 #endif /* USE_JPWL */
5409 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5410 opj_stream_private_t *p_stream,
5411 OPJ_UINT32 *output_marker,
5412 opj_event_mgr_t * p_manager
5415 OPJ_UINT32 l_unknown_marker;
5416 const opj_dec_memory_marker_handler_t * l_marker_handler;
5417 OPJ_UINT32 l_size_unk = 2;
5420 assert(p_j2k != 00);
5421 assert(p_manager != 00);
5422 assert(p_stream != 00);
5424 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5427 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5428 if (opj_stream_read_data(p_stream,
5429 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5430 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5434 /* read 2 bytes as the new marker ID*/
5435 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5436 &l_unknown_marker, 2);
5438 if (!(l_unknown_marker < 0xff00)) {
5440 /* Get the marker handler from the marker ID*/
5441 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5443 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5444 opj_event_msg(p_manager, EVT_ERROR,
5445 "Marker is not compliant with its position\n");
5448 if (l_marker_handler->id != J2K_MS_UNK) {
5449 /* Add the marker to the codestream index*/
5450 if (l_marker_handler->id != J2K_MS_SOT) {
5451 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5452 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5454 if (res == OPJ_FALSE) {
5455 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5459 break; /* next marker is known and well located */
5467 *output_marker = l_marker_handler->id ;
5472 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5473 opj_mct_data_t * p_mct_record,
5474 struct opj_stream_private *p_stream,
5475 struct opj_event_mgr * p_manager)
5477 OPJ_UINT32 l_mct_size;
5478 OPJ_BYTE * l_current_data = 00;
5482 assert(p_j2k != 00);
5483 assert(p_manager != 00);
5484 assert(p_stream != 00);
5486 l_mct_size = 10 + p_mct_record->m_data_size;
5488 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5489 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5490 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5491 if (! new_header_tile_data) {
5492 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5493 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5494 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5495 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5498 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5499 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5502 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5504 opj_write_bytes(l_current_data, J2K_MS_MCT,
5506 l_current_data += 2;
5508 opj_write_bytes(l_current_data, l_mct_size - 2,
5510 l_current_data += 2;
5512 opj_write_bytes(l_current_data, 0,
5514 l_current_data += 2;
5516 /* only one marker atm */
5517 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5518 (p_mct_record->m_element_type << 10);
5520 opj_write_bytes(l_current_data, l_tmp, 2);
5521 l_current_data += 2;
5523 opj_write_bytes(l_current_data, 0,
5525 l_current_data += 2;
5527 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5529 if (opj_stream_write_data(p_stream,
5530 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5531 p_manager) != l_mct_size) {
5539 * Reads a MCT marker (Multiple Component Transform)
5541 * @param p_header_data the data contained in the MCT box.
5542 * @param p_j2k the jpeg2000 codec.
5543 * @param p_header_size the size of the data contained in the MCT marker.
5544 * @param p_manager the user event manager.
5546 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5547 OPJ_BYTE * p_header_data,
5548 OPJ_UINT32 p_header_size,
5549 opj_event_mgr_t * p_manager
5553 opj_tcp_t *l_tcp = 00;
5556 opj_mct_data_t * l_mct_data;
5559 assert(p_header_data != 00);
5560 assert(p_j2k != 00);
5562 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5563 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5564 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5566 if (p_header_size < 2) {
5567 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5572 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5575 opj_event_msg(p_manager, EVT_WARNING,
5576 "Cannot take in charge mct data within multiple MCT records\n");
5580 if (p_header_size <= 6) {
5581 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5585 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5586 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5589 l_indix = l_tmp & 0xff;
5590 l_mct_data = l_tcp->m_mct_records;
5592 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5593 if (l_mct_data->m_index == l_indix) {
5600 if (i == l_tcp->m_nb_mct_records) {
5601 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5602 opj_mct_data_t *new_mct_records;
5603 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5605 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5606 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5607 if (! new_mct_records) {
5608 opj_free(l_tcp->m_mct_records);
5609 l_tcp->m_mct_records = NULL;
5610 l_tcp->m_nb_max_mct_records = 0;
5611 l_tcp->m_nb_mct_records = 0;
5612 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5616 /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
5617 * to point to the new addresses */
5618 if (new_mct_records != l_tcp->m_mct_records) {
5619 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5620 opj_simple_mcc_decorrelation_data_t* l_mcc_record =
5621 &(l_tcp->m_mcc_records[i]);
5622 if (l_mcc_record->m_decorrelation_array) {
5623 l_mcc_record->m_decorrelation_array =
5625 (l_mcc_record->m_decorrelation_array -
5626 l_tcp->m_mct_records);
5628 if (l_mcc_record->m_offset_array) {
5629 l_mcc_record->m_offset_array =
5631 (l_mcc_record->m_offset_array -
5632 l_tcp->m_mct_records);
5637 l_tcp->m_mct_records = new_mct_records;
5638 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5639 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5640 sizeof(opj_mct_data_t));
5643 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5644 ++l_tcp->m_nb_mct_records;
5647 if (l_mct_data->m_data) {
5648 opj_free(l_mct_data->m_data);
5649 l_mct_data->m_data = 00;
5650 l_mct_data->m_data_size = 0;
5653 l_mct_data->m_index = l_indix;
5654 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5655 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5657 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5660 opj_event_msg(p_manager, EVT_WARNING,
5661 "Cannot take in charge multiple MCT markers\n");
5667 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5668 if (! l_mct_data->m_data) {
5669 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5672 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5674 l_mct_data->m_data_size = p_header_size;
5679 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5680 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5681 struct opj_stream_private *p_stream,
5682 struct opj_event_mgr * p_manager)
5685 OPJ_UINT32 l_mcc_size;
5686 OPJ_BYTE * l_current_data = 00;
5687 OPJ_UINT32 l_nb_bytes_for_comp;
5692 assert(p_j2k != 00);
5693 assert(p_manager != 00);
5694 assert(p_stream != 00);
5696 if (p_mcc_record->m_nb_comps > 255) {
5697 l_nb_bytes_for_comp = 2;
5700 l_nb_bytes_for_comp = 1;
5704 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5705 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5706 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5707 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5708 if (! new_header_tile_data) {
5709 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5710 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5711 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5712 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5715 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5716 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5719 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5721 opj_write_bytes(l_current_data, J2K_MS_MCC,
5723 l_current_data += 2;
5725 opj_write_bytes(l_current_data, l_mcc_size - 2,
5727 l_current_data += 2;
5730 opj_write_bytes(l_current_data, 0,
5732 l_current_data += 2;
5734 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5735 1); /* Imcc -> no need for other values, take the first */
5738 /* only one marker atm */
5739 opj_write_bytes(l_current_data, 0,
5741 l_current_data += 2;
5743 opj_write_bytes(l_current_data, 1,
5744 2); /* Qmcc -> number of collections -> 1 */
5745 l_current_data += 2;
5747 opj_write_bytes(l_current_data, 0x1,
5748 1); /* Xmcci type of component transformation -> array based decorrelation */
5751 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5752 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5753 l_current_data += 2;
5755 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5756 opj_write_bytes(l_current_data, i,
5757 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5758 l_current_data += l_nb_bytes_for_comp;
5761 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5762 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5763 l_current_data += 2;
5765 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5766 opj_write_bytes(l_current_data, i,
5767 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5768 l_current_data += l_nb_bytes_for_comp;
5771 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5773 if (p_mcc_record->m_decorrelation_array) {
5774 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5777 if (p_mcc_record->m_offset_array) {
5778 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5781 opj_write_bytes(l_current_data, l_tmcc,
5782 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5783 l_current_data += 3;
5785 if (opj_stream_write_data(p_stream,
5786 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5787 p_manager) != l_mcc_size) {
5794 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5795 OPJ_BYTE * p_header_data,
5796 OPJ_UINT32 p_header_size,
5797 opj_event_mgr_t * p_manager)
5803 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5804 opj_mct_data_t * l_mct_data;
5805 OPJ_UINT32 l_nb_collections;
5806 OPJ_UINT32 l_nb_comps;
5807 OPJ_UINT32 l_nb_bytes_by_comp;
5808 OPJ_BOOL l_new_mcc = OPJ_FALSE;
5811 assert(p_header_data != 00);
5812 assert(p_j2k != 00);
5813 assert(p_manager != 00);
5815 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5816 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5817 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5819 if (p_header_size < 2) {
5820 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5825 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
5828 opj_event_msg(p_manager, EVT_WARNING,
5829 "Cannot take in charge multiple data spanning\n");
5833 if (p_header_size < 7) {
5834 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5838 opj_read_bytes(p_header_data, &l_indix,
5839 1); /* Imcc -> no need for other values, take the first */
5842 l_mcc_record = l_tcp->m_mcc_records;
5844 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5845 if (l_mcc_record->m_index == l_indix) {
5852 if (i == l_tcp->m_nb_mcc_records) {
5853 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5854 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5855 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5857 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5858 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
5859 opj_simple_mcc_decorrelation_data_t));
5860 if (! new_mcc_records) {
5861 opj_free(l_tcp->m_mcc_records);
5862 l_tcp->m_mcc_records = NULL;
5863 l_tcp->m_nb_max_mcc_records = 0;
5864 l_tcp->m_nb_mcc_records = 0;
5865 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5868 l_tcp->m_mcc_records = new_mcc_records;
5869 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5870 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
5871 * sizeof(opj_simple_mcc_decorrelation_data_t));
5873 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5874 l_new_mcc = OPJ_TRUE;
5876 l_mcc_record->m_index = l_indix;
5878 /* only one marker atm */
5879 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
5882 opj_event_msg(p_manager, EVT_WARNING,
5883 "Cannot take in charge multiple data spanning\n");
5887 opj_read_bytes(p_header_data, &l_nb_collections,
5888 2); /* Qmcc -> number of collections -> 1 */
5891 if (l_nb_collections > 1) {
5892 opj_event_msg(p_manager, EVT_WARNING,
5893 "Cannot take in charge multiple collections\n");
5899 for (i = 0; i < l_nb_collections; ++i) {
5900 if (p_header_size < 3) {
5901 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5905 opj_read_bytes(p_header_data, &l_tmp,
5906 1); /* Xmcci type of component transformation -> array based decorrelation */
5910 opj_event_msg(p_manager, EVT_WARNING,
5911 "Cannot take in charge collections other than array decorrelation\n");
5915 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5920 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5921 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5923 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5924 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5928 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5930 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5931 opj_read_bytes(p_header_data, &l_tmp,
5932 l_nb_bytes_by_comp); /* Cmccij Component offset*/
5933 p_header_data += l_nb_bytes_by_comp;
5936 opj_event_msg(p_manager, EVT_WARNING,
5937 "Cannot take in charge collections with indix shuffle\n");
5942 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5945 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5946 l_nb_comps &= 0x7fff;
5948 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5949 opj_event_msg(p_manager, EVT_WARNING,
5950 "Cannot take in charge collections without same number of indixes\n");
5954 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5955 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5959 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5961 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5962 opj_read_bytes(p_header_data, &l_tmp,
5963 l_nb_bytes_by_comp); /* Wmccij Component offset*/
5964 p_header_data += l_nb_bytes_by_comp;
5967 opj_event_msg(p_manager, EVT_WARNING,
5968 "Cannot take in charge collections with indix shuffle\n");
5973 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
5976 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
5977 l_mcc_record->m_decorrelation_array = 00;
5978 l_mcc_record->m_offset_array = 00;
5980 l_indix = l_tmp & 0xff;
5982 l_mct_data = l_tcp->m_mct_records;
5983 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
5984 if (l_mct_data->m_index == l_indix) {
5985 l_mcc_record->m_decorrelation_array = l_mct_data;
5991 if (l_mcc_record->m_decorrelation_array == 00) {
5992 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5997 l_indix = (l_tmp >> 8) & 0xff;
5999 l_mct_data = l_tcp->m_mct_records;
6000 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
6001 if (l_mct_data->m_index == l_indix) {
6002 l_mcc_record->m_offset_array = l_mct_data;
6008 if (l_mcc_record->m_offset_array == 00) {
6009 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6015 if (p_header_size != 0) {
6016 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
6021 ++l_tcp->m_nb_mcc_records;
6027 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
6028 struct opj_stream_private *p_stream,
6029 struct opj_event_mgr * p_manager
6032 OPJ_BYTE * l_current_data = 00;
6033 OPJ_UINT32 l_mco_size;
6034 opj_tcp_t * l_tcp = 00;
6035 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6039 assert(p_j2k != 00);
6040 assert(p_manager != 00);
6041 assert(p_stream != 00);
6043 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
6045 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
6046 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6048 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6049 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
6050 if (! new_header_tile_data) {
6051 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6052 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6053 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6054 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
6057 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6058 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
6060 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6063 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
6064 l_current_data += 2;
6066 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
6067 l_current_data += 2;
6069 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
6070 1); /* Nmco : only one transform stage*/
6073 l_mcc_record = l_tcp->m_mcc_records;
6074 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
6075 opj_write_bytes(l_current_data, l_mcc_record->m_index,
6076 1); /* Imco -> use the mcc indicated by 1*/
6081 if (opj_stream_write_data(p_stream,
6082 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
6083 p_manager) != l_mco_size) {
6091 * Reads a MCO marker (Multiple Component Transform Ordering)
6093 * @param p_header_data the data contained in the MCO box.
6094 * @param p_j2k the jpeg2000 codec.
6095 * @param p_header_size the size of the data contained in the MCO marker.
6096 * @param p_manager the user event manager.
6098 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6099 OPJ_BYTE * p_header_data,
6100 OPJ_UINT32 p_header_size,
6101 opj_event_mgr_t * p_manager
6104 OPJ_UINT32 l_tmp, i;
6105 OPJ_UINT32 l_nb_stages;
6107 opj_tccp_t * l_tccp;
6108 opj_image_t * l_image;
6111 assert(p_header_data != 00);
6112 assert(p_j2k != 00);
6113 assert(p_manager != 00);
6115 l_image = p_j2k->m_private_image;
6116 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6117 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6118 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6120 if (p_header_size < 1) {
6121 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6125 opj_read_bytes(p_header_data, &l_nb_stages,
6126 1); /* Nmco : only one transform stage*/
6129 if (l_nb_stages > 1) {
6130 opj_event_msg(p_manager, EVT_WARNING,
6131 "Cannot take in charge multiple transformation stages.\n");
6135 if (p_header_size != l_nb_stages + 1) {
6136 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6140 l_tccp = l_tcp->tccps;
6142 for (i = 0; i < l_image->numcomps; ++i) {
6143 l_tccp->m_dc_level_shift = 0;
6147 if (l_tcp->m_mct_decoding_matrix) {
6148 opj_free(l_tcp->m_mct_decoding_matrix);
6149 l_tcp->m_mct_decoding_matrix = 00;
6152 for (i = 0; i < l_nb_stages; ++i) {
6153 opj_read_bytes(p_header_data, &l_tmp, 1);
6156 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6164 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6168 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6169 opj_mct_data_t * l_deco_array, * l_offset_array;
6170 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6171 OPJ_UINT32 l_nb_elem;
6172 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6173 opj_tccp_t * l_tccp;
6176 assert(p_tcp != 00);
6178 l_mcc_record = p_tcp->m_mcc_records;
6180 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6181 if (l_mcc_record->m_index == p_index) {
6186 if (i == p_tcp->m_nb_mcc_records) {
6187 /** element discarded **/
6191 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6192 /** do not support number of comps != image */
6196 l_deco_array = l_mcc_record->m_decorrelation_array;
6199 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6200 * p_image->numcomps;
6201 if (l_deco_array->m_data_size != l_data_size) {
6205 l_nb_elem = p_image->numcomps * p_image->numcomps;
6206 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6207 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6209 if (! p_tcp->m_mct_decoding_matrix) {
6213 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6214 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6217 l_offset_array = l_mcc_record->m_offset_array;
6219 if (l_offset_array) {
6220 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6222 if (l_offset_array->m_data_size != l_data_size) {
6226 l_nb_elem = p_image->numcomps;
6227 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6228 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6230 if (! l_offset_data) {
6234 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6235 l_offset_array->m_data, l_offset_data, l_nb_elem);
6237 l_tccp = p_tcp->tccps;
6238 l_current_offset_data = l_offset_data;
6240 for (i = 0; i < p_image->numcomps; ++i) {
6241 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6245 opj_free(l_offset_data);
6251 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6252 struct opj_stream_private *p_stream,
6253 struct opj_event_mgr * p_manager)
6256 OPJ_UINT32 l_cbd_size;
6257 OPJ_BYTE * l_current_data = 00;
6258 opj_image_t *l_image = 00;
6259 opj_image_comp_t * l_comp = 00;
6262 assert(p_j2k != 00);
6263 assert(p_manager != 00);
6264 assert(p_stream != 00);
6266 l_image = p_j2k->m_private_image;
6267 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6269 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6270 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6271 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6272 if (! new_header_tile_data) {
6273 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6274 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6275 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6276 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6279 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6280 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6283 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6285 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6286 l_current_data += 2;
6288 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6289 l_current_data += 2;
6291 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6292 l_current_data += 2;
6294 l_comp = l_image->comps;
6296 for (i = 0; i < l_image->numcomps; ++i) {
6297 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6298 1); /* Component bit depth */
6304 if (opj_stream_write_data(p_stream,
6305 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6306 p_manager) != l_cbd_size) {
6314 * Reads a CBD marker (Component bit depth definition)
6315 * @param p_header_data the data contained in the CBD box.
6316 * @param p_j2k the jpeg2000 codec.
6317 * @param p_header_size the size of the data contained in the CBD marker.
6318 * @param p_manager the user event manager.
6320 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6321 OPJ_BYTE * p_header_data,
6322 OPJ_UINT32 p_header_size,
6323 opj_event_mgr_t * p_manager
6326 OPJ_UINT32 l_nb_comp, l_num_comp;
6327 OPJ_UINT32 l_comp_def;
6329 opj_image_comp_t * l_comp = 00;
6332 assert(p_header_data != 00);
6333 assert(p_j2k != 00);
6334 assert(p_manager != 00);
6336 l_num_comp = p_j2k->m_private_image->numcomps;
6338 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6339 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6343 opj_read_bytes(p_header_data, &l_nb_comp,
6347 if (l_nb_comp != l_num_comp) {
6348 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6352 l_comp = p_j2k->m_private_image->comps;
6353 for (i = 0; i < l_num_comp; ++i) {
6354 opj_read_bytes(p_header_data, &l_comp_def,
6355 1); /* Component bit depth */
6357 l_comp->sgnd = (l_comp_def >> 7) & 1;
6358 l_comp->prec = (l_comp_def & 0x7f) + 1;
6360 if (l_comp->prec > 31) {
6361 opj_event_msg(p_manager, EVT_ERROR,
6362 "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",
6372 /* ----------------------------------------------------------------------- */
6373 /* J2K / JPT decoder interface */
6374 /* ----------------------------------------------------------------------- */
6376 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6378 if (j2k && parameters) {
6379 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6380 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6382 j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
6384 j2k->m_cp.correct = parameters->jpwl_correct;
6385 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6386 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6387 #endif /* USE_JPWL */
6391 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6393 if (opj_has_thread_support()) {
6394 opj_thread_pool_destroy(j2k->m_tp);
6396 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6397 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6399 if (j2k->m_tp == NULL) {
6400 j2k->m_tp = opj_thread_pool_create(0);
6408 static int opj_j2k_get_default_thread_count()
6410 const char* num_threads = getenv("OPJ_NUM_THREADS");
6411 if (num_threads == NULL || !opj_has_thread_support()) {
6414 if (strcmp(num_threads, "ALL_CPUS") == 0) {
6415 return opj_get_num_cpus();
6417 return atoi(num_threads);
6420 /* ----------------------------------------------------------------------- */
6421 /* J2K encoder interface */
6422 /* ----------------------------------------------------------------------- */
6424 opj_j2k_t* opj_j2k_create_compress(void)
6426 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6432 l_j2k->m_is_decoder = 0;
6433 l_j2k->m_cp.m_is_decoder = 0;
6435 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6436 OPJ_J2K_DEFAULT_HEADER_SIZE);
6437 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6438 opj_j2k_destroy(l_j2k);
6442 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6443 OPJ_J2K_DEFAULT_HEADER_SIZE;
6445 /* validation list creation*/
6446 l_j2k->m_validation_list = opj_procedure_list_create();
6447 if (! l_j2k->m_validation_list) {
6448 opj_j2k_destroy(l_j2k);
6452 /* execution list creation*/
6453 l_j2k->m_procedure_list = opj_procedure_list_create();
6454 if (! l_j2k->m_procedure_list) {
6455 opj_j2k_destroy(l_j2k);
6459 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6461 l_j2k->m_tp = opj_thread_pool_create(0);
6464 opj_j2k_destroy(l_j2k);
6471 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6477 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6479 POC[0].prg1 = OPJ_CPRL;
6481 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6484 POC[1].resno1 = (OPJ_UINT32)numres;
6486 POC[1].prg1 = OPJ_CPRL;
6490 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6491 opj_image_t *image, opj_event_mgr_t *p_manager)
6493 /* Configure cinema parameters */
6497 parameters->tile_size_on = OPJ_FALSE;
6498 parameters->cp_tdx = 1;
6499 parameters->cp_tdy = 1;
6501 /* One tile part for each component */
6502 parameters->tp_flag = 'C';
6503 parameters->tp_on = 1;
6505 /* Tile and Image shall be at (0,0) */
6506 parameters->cp_tx0 = 0;
6507 parameters->cp_ty0 = 0;
6508 parameters->image_offset_x0 = 0;
6509 parameters->image_offset_y0 = 0;
6511 /* Codeblock size= 32*32 */
6512 parameters->cblockw_init = 32;
6513 parameters->cblockh_init = 32;
6515 /* Codeblock style: no mode switch enabled */
6516 parameters->mode = 0;
6519 parameters->roi_compno = -1;
6521 /* No subsampling */
6522 parameters->subsampling_dx = 1;
6523 parameters->subsampling_dy = 1;
6526 parameters->irreversible = 1;
6528 /* Number of layers */
6529 if (parameters->tcp_numlayers > 1) {
6530 opj_event_msg(p_manager, EVT_WARNING,
6531 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6532 "1 single quality layer"
6533 "-> Number of layers forced to 1 (rather than %d)\n"
6534 "-> Rate of the last layer (%3.1f) will be used",
6535 parameters->tcp_numlayers,
6536 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6537 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6538 parameters->tcp_numlayers = 1;
6541 /* Resolution levels */
6542 switch (parameters->rsiz) {
6543 case OPJ_PROFILE_CINEMA_2K:
6544 if (parameters->numresolution > 6) {
6545 opj_event_msg(p_manager, EVT_WARNING,
6546 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6547 "Number of decomposition levels <= 5\n"
6548 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6549 parameters->numresolution + 1);
6550 parameters->numresolution = 6;
6553 case OPJ_PROFILE_CINEMA_4K:
6554 if (parameters->numresolution < 2) {
6555 opj_event_msg(p_manager, EVT_WARNING,
6556 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6557 "Number of decomposition levels >= 1 && <= 6\n"
6558 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6559 parameters->numresolution + 1);
6560 parameters->numresolution = 1;
6561 } else if (parameters->numresolution > 7) {
6562 opj_event_msg(p_manager, EVT_WARNING,
6563 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6564 "Number of decomposition levels >= 1 && <= 6\n"
6565 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6566 parameters->numresolution + 1);
6567 parameters->numresolution = 7;
6575 parameters->csty |= 0x01;
6576 parameters->res_spec = parameters->numresolution - 1;
6577 for (i = 0; i < parameters->res_spec; i++) {
6578 parameters->prcw_init[i] = 256;
6579 parameters->prch_init[i] = 256;
6582 /* The progression order shall be CPRL */
6583 parameters->prog_order = OPJ_CPRL;
6585 /* Progression order changes for 4K, disallowed for 2K */
6586 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6587 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6588 parameters->numresolution);
6590 parameters->numpocs = 0;
6593 /* Limited bit-rate */
6594 parameters->cp_disto_alloc = 1;
6595 if (parameters->max_cs_size <= 0) {
6596 /* No rate has been introduced, 24 fps is assumed */
6597 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6598 opj_event_msg(p_manager, EVT_WARNING,
6599 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6600 "Maximum 1302083 compressed bytes @ 24fps\n"
6601 "As no rate has been given, this limit will be used.\n");
6602 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6603 opj_event_msg(p_manager, EVT_WARNING,
6604 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6605 "Maximum 1302083 compressed bytes @ 24fps\n"
6606 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6607 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6610 if (parameters->max_comp_size <= 0) {
6611 /* No rate has been introduced, 24 fps is assumed */
6612 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6613 opj_event_msg(p_manager, EVT_WARNING,
6614 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6615 "Maximum 1041666 compressed bytes @ 24fps\n"
6616 "As no rate has been given, this limit will be used.\n");
6617 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6618 opj_event_msg(p_manager, EVT_WARNING,
6619 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6620 "Maximum 1041666 compressed bytes @ 24fps\n"
6621 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6622 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6625 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6626 image->comps[0].h * image->comps[0].prec) /
6627 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6628 image->comps[0].dy);
6632 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6633 opj_event_mgr_t *p_manager)
6637 /* Number of components */
6638 if (image->numcomps != 3) {
6639 opj_event_msg(p_manager, EVT_WARNING,
6640 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6642 "-> Number of components of input image (%d) is not compliant\n"
6643 "-> Non-profile-3 codestream will be generated\n",
6649 for (i = 0; i < image->numcomps; i++) {
6650 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6651 char signed_str[] = "signed";
6652 char unsigned_str[] = "unsigned";
6653 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6654 opj_event_msg(p_manager, EVT_WARNING,
6655 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6656 "Precision of each component shall be 12 bits unsigned"
6657 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6658 "-> Non-profile-3 codestream will be generated\n",
6659 i, image->comps[i].bpp, tmp_str);
6666 case OPJ_PROFILE_CINEMA_2K:
6667 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6668 opj_event_msg(p_manager, EVT_WARNING,
6669 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6670 "width <= 2048 and height <= 1080\n"
6671 "-> Input image size %d x %d is not compliant\n"
6672 "-> Non-profile-3 codestream will be generated\n",
6673 image->comps[0].w, image->comps[0].h);
6677 case OPJ_PROFILE_CINEMA_4K:
6678 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6679 opj_event_msg(p_manager, EVT_WARNING,
6680 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6681 "width <= 4096 and height <= 2160\n"
6682 "-> Image size %d x %d is not compliant\n"
6683 "-> Non-profile-4 codestream will be generated\n",
6684 image->comps[0].w, image->comps[0].h);
6695 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
6696 opj_cparameters_t *parameters,
6698 opj_event_mgr_t * p_manager)
6700 OPJ_UINT32 i, j, tileno, numpocs_tile;
6703 if (!p_j2k || !parameters || ! image) {
6707 if ((parameters->numresolution <= 0) ||
6708 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6709 opj_event_msg(p_manager, EVT_ERROR,
6710 "Invalid number of resolutions : %d not in range [1,%d]\n",
6711 parameters->numresolution, OPJ_J2K_MAXRLVLS);
6715 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6716 cp = &(p_j2k->m_cp);
6718 /* set default values for cp */
6722 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6723 if (parameters->rsiz ==
6724 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6725 OPJ_BOOL deprecated_used = OPJ_FALSE;
6726 switch (parameters->cp_cinema) {
6727 case OPJ_CINEMA2K_24:
6728 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6729 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6730 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6731 deprecated_used = OPJ_TRUE;
6733 case OPJ_CINEMA2K_48:
6734 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6735 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6736 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6737 deprecated_used = OPJ_TRUE;
6739 case OPJ_CINEMA4K_24:
6740 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6741 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6742 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6743 deprecated_used = OPJ_TRUE;
6749 switch (parameters->cp_rsiz) {
6751 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6752 deprecated_used = OPJ_TRUE;
6755 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6756 deprecated_used = OPJ_TRUE;
6759 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6760 deprecated_used = OPJ_TRUE;
6765 if (deprecated_used) {
6766 opj_event_msg(p_manager, EVT_WARNING,
6767 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6768 "Please consider using only the rsiz field\n"
6769 "See openjpeg.h documentation for more details\n");
6773 /* If no explicit layers are provided, use lossless settings */
6774 if (parameters->tcp_numlayers == 0) {
6775 parameters->tcp_numlayers = 1;
6776 parameters->cp_disto_alloc = 1;
6777 parameters->tcp_rates[0] = 0;
6780 /* see if max_codestream_size does limit input rate */
6781 if (parameters->max_cs_size <= 0) {
6782 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
6783 OPJ_FLOAT32 temp_size;
6784 temp_size = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6785 image->comps[0].h * image->comps[0].prec) /
6786 (parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
6787 (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6788 parameters->max_cs_size = (int) floor(temp_size);
6790 parameters->max_cs_size = 0;
6793 OPJ_FLOAT32 temp_rate;
6794 OPJ_BOOL cap = OPJ_FALSE;
6795 temp_rate = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6796 image->comps[0].h * image->comps[0].prec) /
6797 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6798 image->comps[0].dy);
6799 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6800 if (parameters->tcp_rates[i] < temp_rate) {
6801 parameters->tcp_rates[i] = temp_rate;
6806 opj_event_msg(p_manager, EVT_WARNING,
6807 "The desired maximum codestream size has limited\n"
6808 "at least one of the desired quality layers\n");
6812 /* Manage profiles and applications and set RSIZ */
6813 /* set cinema parameters if required */
6814 if (OPJ_IS_CINEMA(parameters->rsiz)) {
6815 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6816 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
6817 opj_event_msg(p_manager, EVT_WARNING,
6818 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6819 parameters->rsiz = OPJ_PROFILE_NONE;
6821 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
6822 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
6823 parameters->rsiz = OPJ_PROFILE_NONE;
6826 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6827 opj_event_msg(p_manager, EVT_WARNING,
6828 "JPEG 2000 Long Term Storage profile not yet supported\n");
6829 parameters->rsiz = OPJ_PROFILE_NONE;
6830 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6831 opj_event_msg(p_manager, EVT_WARNING,
6832 "JPEG 2000 Broadcast profiles not yet supported\n");
6833 parameters->rsiz = OPJ_PROFILE_NONE;
6834 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6835 opj_event_msg(p_manager, EVT_WARNING,
6836 "JPEG 2000 IMF profiles not yet supported\n");
6837 parameters->rsiz = OPJ_PROFILE_NONE;
6838 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6839 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6840 opj_event_msg(p_manager, EVT_WARNING,
6841 "JPEG 2000 Part-2 profile defined\n"
6842 "but no Part-2 extension enabled.\n"
6843 "Profile set to NONE.\n");
6844 parameters->rsiz = OPJ_PROFILE_NONE;
6845 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6846 opj_event_msg(p_manager, EVT_WARNING,
6847 "Unsupported Part-2 extension enabled\n"
6848 "Profile set to NONE.\n");
6849 parameters->rsiz = OPJ_PROFILE_NONE;
6854 copy user encoding parameters
6856 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
6857 parameters->max_comp_size;
6858 cp->rsiz = parameters->rsiz;
6859 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
6860 parameters->cp_disto_alloc & 1u;
6861 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
6862 parameters->cp_fixed_alloc & 1u;
6863 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
6864 parameters->cp_fixed_quality & 1u;
6866 /* mod fixed_quality */
6867 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6868 size_t array_size = (size_t)parameters->tcp_numlayers *
6869 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6870 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6871 if (!cp->m_specific_param.m_enc.m_matrice) {
6872 opj_event_msg(p_manager, EVT_ERROR,
6873 "Not enough memory to allocate copy of user encoding parameters matrix \n");
6876 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
6881 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6882 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6885 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6886 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6888 /* comment string */
6889 if (parameters->cp_comment) {
6890 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6892 opj_event_msg(p_manager, EVT_ERROR,
6893 "Not enough memory to allocate copy of comment string\n");
6896 strcpy(cp->comment, parameters->cp_comment);
6898 /* Create default comment for codestream */
6899 const char comment[] = "Created by OpenJPEG version ";
6900 const size_t clen = strlen(comment);
6901 const char *version = opj_version();
6905 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
6907 opj_event_msg(p_manager, EVT_ERROR,
6908 "Not enough memory to allocate comment string\n");
6911 sprintf(cp->comment, "%s%s with JPWL", comment, version);
6913 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
6915 opj_event_msg(p_manager, EVT_ERROR,
6916 "Not enough memory to allocate comment string\n");
6919 sprintf(cp->comment, "%s%s", comment, version);
6925 calculate other encoding parameters
6928 if (parameters->tile_size_on) {
6929 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
6930 (OPJ_INT32)cp->tdx);
6931 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
6932 (OPJ_INT32)cp->tdy);
6934 cp->tdx = image->x1 - cp->tx0;
6935 cp->tdy = image->y1 - cp->ty0;
6938 if (parameters->tp_on) {
6939 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6940 cp->m_specific_param.m_enc.m_tp_on = 1;
6945 calculate JPWL encoding parameters
6948 if (parameters->jpwl_epc_on) {
6952 cp->epc_on = OPJ_TRUE;
6953 cp->info_on = OPJ_FALSE; /* no informative technique */
6956 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6957 cp->epb_on = OPJ_TRUE;
6959 cp->hprot_MH = parameters->jpwl_hprot_MH;
6960 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6961 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6962 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6964 /* if tile specs are not specified, copy MH specs */
6965 if (cp->hprot_TPH[0] == -1) {
6966 cp->hprot_TPH_tileno[0] = 0;
6967 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6969 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6970 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6971 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6972 cp->pprot[i] = parameters->jpwl_pprot[i];
6976 /* set ESD writing */
6977 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6978 cp->esd_on = OPJ_TRUE;
6980 cp->sens_size = parameters->jpwl_sens_size;
6981 cp->sens_addr = parameters->jpwl_sens_addr;
6982 cp->sens_range = parameters->jpwl_sens_range;
6984 cp->sens_MH = parameters->jpwl_sens_MH;
6985 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6986 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6987 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6991 /* always set RED writing to false: we are at the encoder */
6992 cp->red_on = OPJ_FALSE;
6995 cp->epc_on = OPJ_FALSE;
6997 #endif /* USE_JPWL */
6999 /* initialize the mutiple tiles */
7000 /* ---------------------------- */
7001 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
7003 opj_event_msg(p_manager, EVT_ERROR,
7004 "Not enough memory to allocate tile coding parameters\n");
7007 if (parameters->numpocs) {
7008 /* initialisation of POC */
7009 opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
7010 (OPJ_UINT32)parameters->numresolution, image->numcomps,
7011 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
7012 /* TODO MSD use the return value*/
7015 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
7016 opj_tcp_t *tcp = &cp->tcps[tileno];
7017 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
7019 for (j = 0; j < tcp->numlayers; j++) {
7020 if (OPJ_IS_CINEMA(cp->rsiz)) {
7021 if (cp->m_specific_param.m_enc.m_fixed_quality) {
7022 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7024 tcp->rates[j] = parameters->tcp_rates[j];
7026 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
7027 tcp->distoratio[j] = parameters->tcp_distoratio[j];
7029 tcp->rates[j] = parameters->tcp_rates[j];
7034 tcp->csty = (OPJ_UINT32)parameters->csty;
7035 tcp->prg = parameters->prog_order;
7036 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
7041 if (parameters->numpocs) {
7042 /* initialisation of POC */
7044 for (i = 0; i < parameters->numpocs; i++) {
7045 if (tileno + 1 == parameters->POC[i].tile) {
7046 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
7048 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
7049 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
7050 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
7051 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
7052 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
7053 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
7054 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
7060 tcp->numpocs = numpocs_tile - 1 ;
7065 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
7067 opj_event_msg(p_manager, EVT_ERROR,
7068 "Not enough memory to allocate tile component coding parameters\n");
7071 if (parameters->mct_data) {
7073 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
7075 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7076 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
7080 opj_event_msg(p_manager, EVT_ERROR,
7081 "Not enough memory to allocate temp buffer\n");
7086 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7087 if (! tcp->m_mct_coding_matrix) {
7090 opj_event_msg(p_manager, EVT_ERROR,
7091 "Not enough memory to allocate encoder MCT coding matrix \n");
7094 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7095 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7097 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7098 if (! tcp->m_mct_decoding_matrix) {
7101 opj_event_msg(p_manager, EVT_ERROR,
7102 "Not enough memory to allocate encoder MCT decoding matrix \n");
7105 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
7106 image->numcomps) == OPJ_FALSE) {
7109 opj_event_msg(p_manager, EVT_ERROR,
7110 "Failed to inverse encoder MCT decoding matrix \n");
7114 tcp->mct_norms = (OPJ_FLOAT64*)
7115 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
7116 if (! tcp->mct_norms) {
7119 opj_event_msg(p_manager, EVT_ERROR,
7120 "Not enough memory to allocate encoder MCT norms \n");
7123 opj_calculate_norms(tcp->mct_norms, image->numcomps,
7124 tcp->m_mct_decoding_matrix);
7127 for (i = 0; i < image->numcomps; i++) {
7128 opj_tccp_t *tccp = &tcp->tccps[i];
7129 tccp->m_dc_level_shift = l_dc_shift[i];
7132 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
7133 /* free will be handled by opj_j2k_destroy */
7134 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
7138 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
7139 if ((image->comps[0].dx != image->comps[1].dx) ||
7140 (image->comps[0].dx != image->comps[2].dx) ||
7141 (image->comps[0].dy != image->comps[1].dy) ||
7142 (image->comps[0].dy != image->comps[2].dy)) {
7143 opj_event_msg(p_manager, EVT_WARNING,
7144 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
7148 for (i = 0; i < image->numcomps; i++) {
7149 opj_tccp_t *tccp = &tcp->tccps[i];
7150 opj_image_comp_t * l_comp = &(image->comps[i]);
7152 if (! l_comp->sgnd) {
7153 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
7158 for (i = 0; i < image->numcomps; i++) {
7159 opj_tccp_t *tccp = &tcp->tccps[i];
7161 tccp->csty = parameters->csty &
7162 0x01; /* 0 => one precinct || 1 => custom precinct */
7163 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
7164 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7165 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7166 tccp->cblksty = (OPJ_UINT32)parameters->mode;
7167 tccp->qmfbid = parameters->irreversible ? 0 : 1;
7168 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
7169 J2K_CCP_QNTSTY_NOQNT;
7172 if ((OPJ_INT32)i == parameters->roi_compno) {
7173 tccp->roishift = parameters->roi_shift;
7178 if (parameters->csty & J2K_CCP_CSTY_PRT) {
7179 OPJ_INT32 p = 0, it_res;
7180 assert(tccp->numresolutions > 0);
7181 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
7182 if (p < parameters->res_spec) {
7184 if (parameters->prcw_init[p] < 1) {
7185 tccp->prcw[it_res] = 1;
7187 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
7190 if (parameters->prch_init[p] < 1) {
7191 tccp->prch[it_res] = 1;
7193 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
7197 OPJ_INT32 res_spec = parameters->res_spec;
7198 OPJ_INT32 size_prcw = 0;
7199 OPJ_INT32 size_prch = 0;
7201 assert(res_spec > 0); /* issue 189 */
7202 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
7203 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
7206 if (size_prcw < 1) {
7207 tccp->prcw[it_res] = 1;
7209 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
7212 if (size_prch < 1) {
7213 tccp->prch[it_res] = 1;
7215 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
7219 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
7222 for (j = 0; j < tccp->numresolutions; j++) {
7228 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
7232 if (parameters->mct_data) {
7233 opj_free(parameters->mct_data);
7234 parameters->mct_data = 00;
7239 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
7240 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
7242 assert(cstr_index != 00);
7244 /* expand the list? */
7245 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
7246 opj_marker_info_t *new_marker;
7247 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
7248 cstr_index->maxmarknum);
7249 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
7250 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
7252 opj_free(cstr_index->marker);
7253 cstr_index->marker = NULL;
7254 cstr_index->maxmarknum = 0;
7255 cstr_index->marknum = 0;
7256 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
7259 cstr_index->marker = new_marker;
7262 /* add the marker */
7263 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
7264 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
7265 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
7266 cstr_index->marknum++;
7270 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
7271 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
7274 assert(cstr_index != 00);
7275 assert(cstr_index->tile_index != 00);
7277 /* expand the list? */
7278 if ((cstr_index->tile_index[tileno].marknum + 1) >
7279 cstr_index->tile_index[tileno].maxmarknum) {
7280 opj_marker_info_t *new_marker;
7281 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
7282 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
7283 new_marker = (opj_marker_info_t *) opj_realloc(
7284 cstr_index->tile_index[tileno].marker,
7285 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
7287 opj_free(cstr_index->tile_index[tileno].marker);
7288 cstr_index->tile_index[tileno].marker = NULL;
7289 cstr_index->tile_index[tileno].maxmarknum = 0;
7290 cstr_index->tile_index[tileno].marknum = 0;
7291 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
7294 cstr_index->tile_index[tileno].marker = new_marker;
7297 /* add the marker */
7298 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
7300 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
7302 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
7304 cstr_index->tile_index[tileno].marknum++;
7306 if (type == J2K_MS_SOT) {
7307 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
7309 if (cstr_index->tile_index[tileno].tp_index) {
7310 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
7318 * -----------------------------------------------------------------------
7319 * -----------------------------------------------------------------------
7320 * -----------------------------------------------------------------------
7323 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
7324 opj_stream_private_t *p_stream,
7325 opj_event_mgr_t * p_manager
7334 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
7336 opj_image_t** p_image,
7337 opj_event_mgr_t* p_manager)
7340 assert(p_j2k != 00);
7341 assert(p_stream != 00);
7342 assert(p_manager != 00);
7344 /* create an empty image header */
7345 p_j2k->m_private_image = opj_image_create0();
7346 if (! p_j2k->m_private_image) {
7350 /* customization of the validation */
7351 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
7352 opj_image_destroy(p_j2k->m_private_image);
7353 p_j2k->m_private_image = NULL;
7357 /* validation of the parameters codec */
7358 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
7359 opj_image_destroy(p_j2k->m_private_image);
7360 p_j2k->m_private_image = NULL;
7364 /* customization of the encoding */
7365 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
7366 opj_image_destroy(p_j2k->m_private_image);
7367 p_j2k->m_private_image = NULL;
7372 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
7373 opj_image_destroy(p_j2k->m_private_image);
7374 p_j2k->m_private_image = NULL;
7378 *p_image = opj_image_create0();
7383 /* Copy codestream image information to the output image */
7384 opj_copy_image_header(p_j2k->m_private_image, *p_image);
7386 /*Allocate and initialize some elements of codestrem index*/
7387 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
7394 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
7395 opj_event_mgr_t * p_manager)
7398 assert(p_j2k != 00);
7399 assert(p_manager != 00);
7401 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7402 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
7406 /* DEVELOPER CORNER, add your custom procedures */
7407 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7408 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
7415 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
7416 opj_event_mgr_t * p_manager)
7419 assert(p_j2k != 00);
7420 assert(p_manager != 00);
7422 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7423 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
7426 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7427 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
7431 /* DEVELOPER CORNER, add your custom validation procedure */
7435 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
7436 opj_stream_private_t *p_stream,
7437 opj_event_mgr_t * p_manager)
7439 OPJ_BOOL l_is_valid = OPJ_TRUE;
7443 assert(p_j2k != 00);
7444 assert(p_stream != 00);
7445 assert(p_manager != 00);
7447 OPJ_UNUSED(p_stream);
7448 OPJ_UNUSED(p_manager);
7450 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
7451 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7452 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
7454 for (i = 0; i < l_nb_tiles; ++i) {
7455 if (l_tcp->mct == 2) {
7456 opj_tccp_t * l_tccp = l_tcp->tccps;
7457 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
7459 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
7460 l_is_valid &= !(l_tccp->qmfbid & 1);
7471 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
7474 OPJ_UINT32 l_indix = 1;
7475 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
7476 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
7477 OPJ_UINT32 l_mct_size, l_nb_elem;
7478 OPJ_FLOAT32 * l_data, * l_current_data;
7479 opj_tccp_t * l_tccp;
7482 assert(p_tcp != 00);
7484 if (p_tcp->mct != 2) {
7488 if (p_tcp->m_mct_decoding_matrix) {
7489 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7490 opj_mct_data_t *new_mct_records;
7491 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7493 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7494 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7495 if (! new_mct_records) {
7496 opj_free(p_tcp->m_mct_records);
7497 p_tcp->m_mct_records = NULL;
7498 p_tcp->m_nb_max_mct_records = 0;
7499 p_tcp->m_nb_mct_records = 0;
7500 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7503 p_tcp->m_mct_records = new_mct_records;
7504 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7506 memset(l_mct_deco_data, 0,
7507 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7510 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7512 if (l_mct_deco_data->m_data) {
7513 opj_free(l_mct_deco_data->m_data);
7514 l_mct_deco_data->m_data = 00;
7517 l_mct_deco_data->m_index = l_indix++;
7518 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
7519 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
7520 l_nb_elem = p_image->numcomps * p_image->numcomps;
7521 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
7522 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7524 if (! l_mct_deco_data->m_data) {
7528 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
7529 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
7531 l_mct_deco_data->m_data_size = l_mct_size;
7532 ++p_tcp->m_nb_mct_records;
7535 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7536 opj_mct_data_t *new_mct_records;
7537 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7538 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7539 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7540 if (! new_mct_records) {
7541 opj_free(p_tcp->m_mct_records);
7542 p_tcp->m_mct_records = NULL;
7543 p_tcp->m_nb_max_mct_records = 0;
7544 p_tcp->m_nb_mct_records = 0;
7545 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7548 p_tcp->m_mct_records = new_mct_records;
7549 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7551 memset(l_mct_offset_data, 0,
7552 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7555 if (l_mct_deco_data) {
7556 l_mct_deco_data = l_mct_offset_data - 1;
7560 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7562 if (l_mct_offset_data->m_data) {
7563 opj_free(l_mct_offset_data->m_data);
7564 l_mct_offset_data->m_data = 00;
7567 l_mct_offset_data->m_index = l_indix++;
7568 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7569 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7570 l_nb_elem = p_image->numcomps;
7571 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7572 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7574 if (! l_mct_offset_data->m_data) {
7578 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7580 opj_free(l_mct_offset_data->m_data);
7581 l_mct_offset_data->m_data = 00;
7585 l_tccp = p_tcp->tccps;
7586 l_current_data = l_data;
7588 for (i = 0; i < l_nb_elem; ++i) {
7589 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
7593 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
7594 l_mct_offset_data->m_data, l_nb_elem);
7598 l_mct_offset_data->m_data_size = l_mct_size;
7600 ++p_tcp->m_nb_mct_records;
7602 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7603 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7604 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7605 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7606 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
7607 opj_simple_mcc_decorrelation_data_t));
7608 if (! new_mcc_records) {
7609 opj_free(p_tcp->m_mcc_records);
7610 p_tcp->m_mcc_records = NULL;
7611 p_tcp->m_nb_max_mcc_records = 0;
7612 p_tcp->m_nb_mcc_records = 0;
7613 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7616 p_tcp->m_mcc_records = new_mcc_records;
7617 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7618 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
7619 sizeof(opj_simple_mcc_decorrelation_data_t));
7623 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7624 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7625 l_mcc_data->m_is_irreversible = 1;
7626 l_mcc_data->m_nb_comps = p_image->numcomps;
7627 l_mcc_data->m_index = l_indix++;
7628 l_mcc_data->m_offset_array = l_mct_offset_data;
7629 ++p_tcp->m_nb_mcc_records;
7634 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
7635 opj_stream_private_t *p_stream,
7636 opj_event_mgr_t * p_manager)
7638 /* add here initialization of cp
7639 copy paste of setup_decoder */
7646 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
7647 opj_stream_private_t *p_stream,
7648 opj_event_mgr_t * p_manager)
7650 /* add here initialization of cp
7651 copy paste of setup_encoder */
7658 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
7659 opj_stream_private_t *p_stream,
7660 opj_event_mgr_t * p_manager)
7662 OPJ_BOOL l_is_valid = OPJ_TRUE;
7665 assert(p_j2k != 00);
7666 assert(p_stream != 00);
7667 assert(p_manager != 00);
7669 OPJ_UNUSED(p_stream);
7671 /* STATE checking */
7672 /* make sure the state is at 0 */
7673 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7675 /* POINTER validation */
7676 /* make sure a p_j2k codec is present */
7677 l_is_valid &= (p_j2k->m_procedure_list != 00);
7678 /* make sure a validation list is present */
7679 l_is_valid &= (p_j2k->m_validation_list != 00);
7681 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7682 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7683 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7684 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
7685 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7686 opj_event_msg(p_manager, EVT_ERROR,
7687 "Number of resolutions is too high in comparison to the size of tiles\n");
7691 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
7692 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7693 opj_event_msg(p_manager, EVT_ERROR,
7694 "Number of resolutions is too high in comparison to the size of tiles\n");
7698 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
7699 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7700 opj_event_msg(p_manager, EVT_ERROR,
7701 "Number of resolutions is too high in comparison to the size of tiles\n");
7705 /* PARAMETER VALIDATION */
7709 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
7710 opj_stream_private_t *p_stream,
7711 opj_event_mgr_t * p_manager
7714 OPJ_BOOL l_is_valid = OPJ_TRUE;
7717 assert(p_j2k != 00);
7718 assert(p_stream != 00);
7719 assert(p_manager != 00);
7721 OPJ_UNUSED(p_stream);
7722 OPJ_UNUSED(p_manager);
7724 /* STATE checking */
7725 /* make sure the state is at 0 */
7727 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7729 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7731 /* POINTER validation */
7732 /* make sure a p_j2k codec is present */
7733 /* make sure a procedure list is present */
7734 l_is_valid &= (p_j2k->m_procedure_list != 00);
7735 /* make sure a validation list is present */
7736 l_is_valid &= (p_j2k->m_validation_list != 00);
7738 /* PARAMETER VALIDATION */
7742 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
7743 opj_stream_private_t *p_stream,
7744 opj_event_mgr_t * p_manager)
7746 OPJ_UINT32 l_current_marker;
7747 OPJ_UINT32 l_marker_size;
7748 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7749 OPJ_BOOL l_has_siz = 0;
7750 OPJ_BOOL l_has_cod = 0;
7751 OPJ_BOOL l_has_qcd = 0;
7754 assert(p_stream != 00);
7755 assert(p_j2k != 00);
7756 assert(p_manager != 00);
7758 /* We enter in the main header */
7759 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7761 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7762 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
7763 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7767 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7768 if (opj_stream_read_data(p_stream,
7769 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7770 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7774 /* Read 2 bytes as the new marker ID */
7775 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7776 &l_current_marker, 2);
7778 /* Try to read until the SOT is detected */
7779 while (l_current_marker != J2K_MS_SOT) {
7781 /* Check if the current marker ID is valid */
7782 if (l_current_marker < 0xff00) {
7783 opj_event_msg(p_manager, EVT_ERROR,
7784 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7788 /* Get the marker handler from the marker ID */
7789 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7791 /* Manage case where marker is unknown */
7792 if (l_marker_handler->id == J2K_MS_UNK) {
7793 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
7794 opj_event_msg(p_manager, EVT_ERROR,
7795 "Unknow marker have been detected and generated error.\n");
7799 if (l_current_marker == J2K_MS_SOT) {
7800 break; /* SOT marker is detected main header is completely read */
7801 } else { /* Get the marker handler from the marker ID */
7802 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7806 if (l_marker_handler->id == J2K_MS_SIZ) {
7807 /* Mark required SIZ marker as found */
7810 if (l_marker_handler->id == J2K_MS_COD) {
7811 /* Mark required COD marker as found */
7814 if (l_marker_handler->id == J2K_MS_QCD) {
7815 /* Mark required QCD marker as found */
7819 /* Check if the marker is known and if it is the right place to find it */
7820 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
7821 opj_event_msg(p_manager, EVT_ERROR,
7822 "Marker is not compliant with its position\n");
7826 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7827 if (opj_stream_read_data(p_stream,
7828 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7829 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7833 /* read 2 bytes as the marker size */
7834 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
7836 if (l_marker_size < 2) {
7837 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
7840 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7842 /* Check if the marker size is compatible with the header data size */
7843 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7844 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
7845 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7846 if (! new_header_data) {
7847 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7848 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7849 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7850 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7853 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7854 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7857 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7858 if (opj_stream_read_data(p_stream,
7859 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
7860 p_manager) != l_marker_size) {
7861 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7865 /* Read the marker segment with the correct marker handler */
7866 if (!(*(l_marker_handler->handler))(p_j2k,
7867 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
7868 opj_event_msg(p_manager, EVT_ERROR,
7869 "Marker handler function failed to read the marker segment\n");
7873 /* Add the marker to the codestream index*/
7874 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7876 l_marker_handler->id,
7877 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7878 l_marker_size + 4)) {
7879 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7883 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7884 if (opj_stream_read_data(p_stream,
7885 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7886 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7890 /* read 2 bytes as the new marker ID */
7891 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7892 &l_current_marker, 2);
7895 if (l_has_siz == 0) {
7896 opj_event_msg(p_manager, EVT_ERROR,
7897 "required SIZ marker not found in main header\n");
7900 if (l_has_cod == 0) {
7901 opj_event_msg(p_manager, EVT_ERROR,
7902 "required COD marker not found in main header\n");
7905 if (l_has_qcd == 0) {
7906 opj_event_msg(p_manager, EVT_ERROR,
7907 "required QCD marker not found in main header\n");
7911 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
7912 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
7916 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7918 /* Position of the last element if the main header */
7919 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7921 /* Next step: read a tile-part header */
7922 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7927 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
7928 opj_procedure_list_t * p_procedure_list,
7929 opj_stream_private_t *p_stream,
7930 opj_event_mgr_t * p_manager)
7932 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
7933 opj_event_mgr_t *) = 00;
7934 OPJ_BOOL l_result = OPJ_TRUE;
7935 OPJ_UINT32 l_nb_proc, i;
7938 assert(p_procedure_list != 00);
7939 assert(p_j2k != 00);
7940 assert(p_stream != 00);
7941 assert(p_manager != 00);
7943 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7944 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
7945 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7947 for (i = 0; i < l_nb_proc; ++i) {
7948 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
7952 /* and clear the procedure list at the end.*/
7953 opj_procedure_list_clear(p_procedure_list);
7958 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
7959 opj_stream_private_t *p_stream,
7960 opj_event_mgr_t * p_manager
7963 opj_tcp_t * l_tcp = 00;
7964 opj_tcp_t * l_default_tcp = 00;
7965 OPJ_UINT32 l_nb_tiles;
7967 opj_tccp_t *l_current_tccp = 00;
7968 OPJ_UINT32 l_tccp_size;
7969 OPJ_UINT32 l_mct_size;
7970 opj_image_t * l_image;
7971 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
7972 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7973 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7974 OPJ_UINT32 l_offset;
7977 assert(p_j2k != 00);
7978 assert(p_stream != 00);
7979 assert(p_manager != 00);
7981 OPJ_UNUSED(p_stream);
7983 l_image = p_j2k->m_private_image;
7984 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7985 l_tcp = p_j2k->m_cp.tcps;
7986 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7987 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7988 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
7992 for (i = 0; i < l_nb_tiles; ++i) {
7993 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7994 l_current_tccp = l_tcp->tccps;
7995 /*Copy default coding parameters into the current tile coding parameters*/
7996 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7997 /* Initialize some values of the current tile coding parameters*/
8000 l_tcp->ppt_data = 00;
8001 l_tcp->m_current_tile_part_number = -1;
8002 /* Remove memory not owned by this tile in case of early error return. */
8003 l_tcp->m_mct_decoding_matrix = 00;
8004 l_tcp->m_nb_max_mct_records = 0;
8005 l_tcp->m_mct_records = 00;
8006 l_tcp->m_nb_max_mcc_records = 0;
8007 l_tcp->m_mcc_records = 00;
8008 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
8009 l_tcp->tccps = l_current_tccp;
8011 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
8012 if (l_default_tcp->m_mct_decoding_matrix) {
8013 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
8014 if (! l_tcp->m_mct_decoding_matrix) {
8017 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
8021 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
8022 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
8024 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
8025 if (! l_tcp->m_mct_records) {
8028 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
8030 /* Copy the mct record data from dflt_tile_cp to the current tile*/
8031 l_src_mct_rec = l_default_tcp->m_mct_records;
8032 l_dest_mct_rec = l_tcp->m_mct_records;
8034 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
8036 if (l_src_mct_rec->m_data) {
8038 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
8039 if (! l_dest_mct_rec->m_data) {
8042 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
8043 l_src_mct_rec->m_data_size);
8048 /* Update with each pass to free exactly what has been allocated on early return. */
8049 l_tcp->m_nb_max_mct_records += 1;
8052 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
8053 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
8054 opj_simple_mcc_decorrelation_data_t);
8055 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
8056 l_mcc_records_size);
8057 if (! l_tcp->m_mcc_records) {
8060 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
8061 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
8063 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
8064 l_src_mcc_rec = l_default_tcp->m_mcc_records;
8065 l_dest_mcc_rec = l_tcp->m_mcc_records;
8067 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
8069 if (l_src_mcc_rec->m_decorrelation_array) {
8070 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
8071 l_default_tcp->m_mct_records);
8072 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
8075 if (l_src_mcc_rec->m_offset_array) {
8076 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
8077 l_default_tcp->m_mct_records);
8078 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
8085 /* Copy all the dflt_tile_compo_cp to the current tile cp */
8086 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
8088 /* Move to next tile cp*/
8092 /* Create the current tile decoder*/
8093 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
8094 if (! p_j2k->m_tcd) {
8098 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
8099 opj_tcd_destroy(p_j2k->m_tcd);
8101 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8108 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
8111 const opj_dec_memory_marker_handler_t *e;
8112 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
8113 if (e->id == p_id) {
8114 break; /* we find a handler corresponding to the marker ID*/
8120 void opj_j2k_destroy(opj_j2k_t *p_j2k)
8126 if (p_j2k->m_is_decoder) {
8128 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
8129 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8130 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8131 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
8134 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
8135 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8136 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
8137 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8141 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
8142 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
8143 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
8146 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
8147 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
8148 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
8149 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
8152 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
8153 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
8154 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
8155 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
8159 opj_tcd_destroy(p_j2k->m_tcd);
8161 opj_j2k_cp_destroy(&(p_j2k->m_cp));
8162 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
8164 opj_procedure_list_destroy(p_j2k->m_procedure_list);
8165 p_j2k->m_procedure_list = 00;
8167 opj_procedure_list_destroy(p_j2k->m_validation_list);
8168 p_j2k->m_procedure_list = 00;
8170 j2k_destroy_cstr_index(p_j2k->cstr_index);
8171 p_j2k->cstr_index = NULL;
8173 opj_image_destroy(p_j2k->m_private_image);
8174 p_j2k->m_private_image = NULL;
8176 opj_image_destroy(p_j2k->m_output_image);
8177 p_j2k->m_output_image = NULL;
8179 opj_thread_pool_destroy(p_j2k->m_tp);
8185 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
8189 if (p_cstr_ind->marker) {
8190 opj_free(p_cstr_ind->marker);
8191 p_cstr_ind->marker = NULL;
8194 if (p_cstr_ind->tile_index) {
8195 OPJ_UINT32 it_tile = 0;
8197 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
8199 if (p_cstr_ind->tile_index[it_tile].packet_index) {
8200 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
8201 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
8204 if (p_cstr_ind->tile_index[it_tile].tp_index) {
8205 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
8206 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
8209 if (p_cstr_ind->tile_index[it_tile].marker) {
8210 opj_free(p_cstr_ind->tile_index[it_tile].marker);
8211 p_cstr_ind->tile_index[it_tile].marker = NULL;
8216 opj_free(p_cstr_ind->tile_index);
8217 p_cstr_ind->tile_index = NULL;
8220 opj_free(p_cstr_ind);
8224 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
8230 if (p_tcp->ppt_markers != 00) {
8232 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
8233 if (p_tcp->ppt_markers[i].m_data != NULL) {
8234 opj_free(p_tcp->ppt_markers[i].m_data);
8237 p_tcp->ppt_markers_count = 0U;
8238 opj_free(p_tcp->ppt_markers);
8239 p_tcp->ppt_markers = NULL;
8242 if (p_tcp->ppt_buffer != 00) {
8243 opj_free(p_tcp->ppt_buffer);
8244 p_tcp->ppt_buffer = 00;
8247 if (p_tcp->tccps != 00) {
8248 opj_free(p_tcp->tccps);
8252 if (p_tcp->m_mct_coding_matrix != 00) {
8253 opj_free(p_tcp->m_mct_coding_matrix);
8254 p_tcp->m_mct_coding_matrix = 00;
8257 if (p_tcp->m_mct_decoding_matrix != 00) {
8258 opj_free(p_tcp->m_mct_decoding_matrix);
8259 p_tcp->m_mct_decoding_matrix = 00;
8262 if (p_tcp->m_mcc_records) {
8263 opj_free(p_tcp->m_mcc_records);
8264 p_tcp->m_mcc_records = 00;
8265 p_tcp->m_nb_max_mcc_records = 0;
8266 p_tcp->m_nb_mcc_records = 0;
8269 if (p_tcp->m_mct_records) {
8270 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
8273 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
8274 if (l_mct_data->m_data) {
8275 opj_free(l_mct_data->m_data);
8276 l_mct_data->m_data = 00;
8282 opj_free(p_tcp->m_mct_records);
8283 p_tcp->m_mct_records = 00;
8286 if (p_tcp->mct_norms != 00) {
8287 opj_free(p_tcp->mct_norms);
8288 p_tcp->mct_norms = 00;
8291 opj_j2k_tcp_data_destroy(p_tcp);
8295 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
8297 if (p_tcp->m_data) {
8298 opj_free(p_tcp->m_data);
8299 p_tcp->m_data = NULL;
8300 p_tcp->m_data_size = 0;
8304 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
8306 OPJ_UINT32 l_nb_tiles;
8307 opj_tcp_t * l_current_tile = 00;
8312 if (p_cp->tcps != 00) {
8314 l_current_tile = p_cp->tcps;
8315 l_nb_tiles = p_cp->th * p_cp->tw;
8317 for (i = 0U; i < l_nb_tiles; ++i) {
8318 opj_j2k_tcp_destroy(l_current_tile);
8321 opj_free(p_cp->tcps);
8324 if (p_cp->ppm_markers != 00) {
8326 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
8327 if (p_cp->ppm_markers[i].m_data != NULL) {
8328 opj_free(p_cp->ppm_markers[i].m_data);
8331 p_cp->ppm_markers_count = 0U;
8332 opj_free(p_cp->ppm_markers);
8333 p_cp->ppm_markers = NULL;
8335 opj_free(p_cp->ppm_buffer);
8336 p_cp->ppm_buffer = 00;
8338 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
8339 opj_free(p_cp->comment);
8341 if (! p_cp->m_is_decoder) {
8342 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
8343 p_cp->m_specific_param.m_enc.m_matrice = 00;
8347 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
8348 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
8349 opj_event_mgr_t * p_manager)
8351 OPJ_BYTE l_header_data[10];
8352 OPJ_OFF_T l_stream_pos_backup;
8353 OPJ_UINT32 l_current_marker;
8354 OPJ_UINT32 l_marker_size;
8355 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
8357 /* initialize to no correction needed */
8358 *p_correction_needed = OPJ_FALSE;
8360 if (!opj_stream_has_seek(p_stream)) {
8361 /* We can't do much in this case, seek is needed */
8365 l_stream_pos_backup = opj_stream_tell(p_stream);
8366 if (l_stream_pos_backup == -1) {
8367 /* let's do nothing */
8372 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8373 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8374 /* assume all is OK */
8375 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8381 /* Read 2 bytes from buffer as the new marker ID */
8382 opj_read_bytes(l_header_data, &l_current_marker, 2);
8384 if (l_current_marker != J2K_MS_SOT) {
8385 /* assume all is OK */
8386 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8392 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8393 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8394 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8398 /* Read 2 bytes from the buffer as the marker size */
8399 opj_read_bytes(l_header_data, &l_marker_size, 2);
8401 /* Check marker size for SOT Marker */
8402 if (l_marker_size != 10) {
8403 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8408 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
8409 p_manager) != l_marker_size) {
8410 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8414 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
8415 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
8419 if (l_tile_no == tile_no) {
8420 /* we found what we were looking for */
8424 if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
8425 /* last SOT until EOC or invalid Psot value */
8426 /* assume all is OK */
8427 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8433 /* look for next SOT marker */
8434 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
8435 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
8436 /* assume all is OK */
8437 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8444 /* check for correction */
8445 if (l_current_part == l_num_parts) {
8446 *p_correction_needed = OPJ_TRUE;
8449 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8455 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
8456 OPJ_UINT32 * p_tile_index,
8457 OPJ_UINT32 * p_data_size,
8458 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
8459 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
8460 OPJ_UINT32 * p_nb_comps,
8462 opj_stream_private_t *p_stream,
8463 opj_event_mgr_t * p_manager)
8465 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
8466 OPJ_UINT32 l_marker_size;
8467 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8468 opj_tcp_t * l_tcp = NULL;
8471 assert(p_stream != 00);
8472 assert(p_j2k != 00);
8473 assert(p_manager != 00);
8475 /* Reach the End Of Codestream ?*/
8476 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
8477 l_current_marker = J2K_MS_EOC;
8479 /* We need to encounter a SOT marker (a new tile-part header) */
8480 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
8484 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
8485 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
8486 (l_current_marker != J2K_MS_EOC)) {
8488 /* Try to read until the Start Of Data is detected */
8489 while (l_current_marker != J2K_MS_SOD) {
8491 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8492 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8496 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8497 if (opj_stream_read_data(p_stream,
8498 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8499 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8503 /* Read 2 bytes from the buffer as the marker size */
8504 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8507 /* Check marker size (does not include marker ID but includes marker size) */
8508 if (l_marker_size < 2) {
8509 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8513 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
8514 if (l_current_marker == 0x8080 &&
8515 opj_stream_get_number_byte_left(p_stream) == 0) {
8516 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8520 /* Why this condition? FIXME */
8521 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
8522 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
8524 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8526 /* Get the marker handler from the marker ID */
8527 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8529 /* Check if the marker is known and if it is the right place to find it */
8530 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8531 opj_event_msg(p_manager, EVT_ERROR,
8532 "Marker is not compliant with its position\n");
8535 /* FIXME manage case of unknown marker as in the main header ? */
8537 /* Check if the marker size is compatible with the header data size */
8538 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8539 OPJ_BYTE *new_header_data = NULL;
8540 /* If we are here, this means we consider this marker as known & we will read it */
8541 /* Check enough bytes left in stream before allocation */
8542 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
8543 opj_event_msg(p_manager, EVT_ERROR,
8544 "Marker size inconsistent with stream length\n");
8547 new_header_data = (OPJ_BYTE *) opj_realloc(
8548 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8549 if (! new_header_data) {
8550 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8551 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8552 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8553 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8556 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8557 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8560 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8561 if (opj_stream_read_data(p_stream,
8562 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8563 p_manager) != l_marker_size) {
8564 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8568 if (!l_marker_handler->handler) {
8569 /* See issue #175 */
8570 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
8573 /* Read the marker segment with the correct marker handler */
8574 if (!(*(l_marker_handler->handler))(p_j2k,
8575 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8576 opj_event_msg(p_manager, EVT_ERROR,
8577 "Fail to read the current marker segment (%#x)\n", l_current_marker);
8581 /* Add the marker to the codestream index*/
8582 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
8584 l_marker_handler->id,
8585 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8586 l_marker_size + 4)) {
8587 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
8591 /* Keep the position of the last SOT marker read */
8592 if (l_marker_handler->id == J2K_MS_SOT) {
8593 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
8595 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
8596 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
8600 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
8601 /* Skip the rest of the tile part header*/
8602 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
8603 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
8604 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8607 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
8609 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
8610 if (opj_stream_read_data(p_stream,
8611 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8612 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8615 /* Read 2 bytes from the buffer as the new marker ID */
8616 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8617 &l_current_marker, 2);
8620 if (opj_stream_get_number_byte_left(p_stream) == 0
8621 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8625 /* If we didn't skip data before, we need to read the SOD marker*/
8626 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
8627 /* Try to read the SOD marker and skip data ? FIXME */
8628 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
8631 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
8632 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
8634 OPJ_BOOL l_correction_needed;
8636 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8637 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
8638 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8639 opj_event_msg(p_manager, EVT_ERROR,
8640 "opj_j2k_apply_nb_tile_parts_correction error\n");
8643 if (l_correction_needed) {
8644 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8645 OPJ_UINT32 l_tile_no;
8647 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8648 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8650 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8651 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8652 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
8655 opj_event_msg(p_manager, EVT_WARNING,
8656 "Non conformant codestream TPsot==TNsot.\n");
8659 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8660 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8661 if (opj_stream_read_data(p_stream,
8662 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8663 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8667 /* Read 2 bytes from buffer as the new marker ID */
8668 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8669 &l_current_marker, 2);
8672 /* Indicate we will try to read a new tile-part header*/
8673 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8674 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8675 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8677 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8678 if (opj_stream_read_data(p_stream,
8679 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8680 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8684 /* Read 2 bytes from buffer as the new marker ID */
8685 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8686 &l_current_marker, 2);
8690 /* Current marker is the EOC marker ?*/
8691 if (l_current_marker == J2K_MS_EOC) {
8692 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8696 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8697 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8698 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8700 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
8701 ++p_j2k->m_current_tile_number;
8705 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8706 *p_go_on = OPJ_FALSE;
8711 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
8713 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8717 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
8719 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8723 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8724 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8726 *p_tile_index = p_j2k->m_current_tile_number;
8727 *p_go_on = OPJ_TRUE;
8728 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
8729 if (*p_data_size == UINT_MAX) {
8732 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8733 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8734 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8735 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8736 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8738 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
8743 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
8744 OPJ_UINT32 p_tile_index,
8746 OPJ_UINT32 p_data_size,
8747 opj_stream_private_t *p_stream,
8748 opj_event_mgr_t * p_manager)
8750 OPJ_UINT32 l_current_marker;
8751 OPJ_BYTE l_data [2];
8755 assert(p_stream != 00);
8756 assert(p_j2k != 00);
8757 assert(p_manager != 00);
8759 if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
8760 || (p_tile_index != p_j2k->m_current_tile_number)) {
8764 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8765 if (! l_tcp->m_data) {
8766 opj_j2k_tcp_destroy(l_tcp);
8770 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
8774 p_j2k->cstr_index, p_manager)) {
8775 opj_j2k_tcp_destroy(l_tcp);
8776 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
8777 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8781 /* p_data can be set to NULL when the call will take care of using */
8782 /* itself the TCD data. This is typically the case for whole single */
8783 /* tile decoding optimization. */
8784 if (p_data != NULL) {
8785 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
8789 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8790 * we destroy just the data which will be re-read in read_tile_header*/
8791 /*opj_j2k_tcp_destroy(l_tcp);
8792 p_j2k->m_tcd->tcp = 0;*/
8793 opj_j2k_tcp_data_destroy(l_tcp);
8796 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8797 p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
8799 if (opj_stream_get_number_byte_left(p_stream) == 0
8800 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8804 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8805 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
8806 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8810 opj_read_bytes(l_data, &l_current_marker, 2);
8812 if (l_current_marker == J2K_MS_EOC) {
8813 p_j2k->m_current_tile_number = 0;
8814 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8815 } else if (l_current_marker != J2K_MS_SOT) {
8816 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8817 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8818 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8821 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8829 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
8830 opj_image_t* p_output_image)
8832 OPJ_UINT32 i, j, k = 0;
8833 OPJ_UINT32 l_width_src, l_height_src;
8834 OPJ_UINT32 l_width_dest, l_height_dest;
8835 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8836 OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8837 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
8838 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8839 OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
8841 opj_image_comp_t * l_img_comp_src = 00;
8842 opj_image_comp_t * l_img_comp_dest = 00;
8844 opj_tcd_tilecomp_t * l_tilec = 00;
8845 opj_image_t * l_image_src = 00;
8846 OPJ_UINT32 l_size_comp, l_remaining;
8847 OPJ_INT32 * l_dest_ptr;
8848 opj_tcd_resolution_t* l_res = 00;
8850 l_tilec = p_tcd->tcd_image->tiles->comps;
8851 l_image_src = p_tcd->image;
8852 l_img_comp_src = l_image_src->comps;
8854 l_img_comp_dest = p_output_image->comps;
8856 for (i = 0; i < l_image_src->numcomps; i++) {
8858 /* Allocate output component buffer if necessary */
8859 if (!l_img_comp_dest->data) {
8860 OPJ_SIZE_T l_width = l_img_comp_dest->w;
8861 OPJ_SIZE_T l_height = l_img_comp_dest->h;
8863 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
8864 l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
8865 /* would overflow */
8868 l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
8870 if (! l_img_comp_dest->data) {
8873 /* Do we really need this memset ? */
8874 memset(l_img_comp_dest->data, 0, l_width * l_height * sizeof(OPJ_INT32));
8877 /* Copy info from decoded comp image to output image */
8878 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8881 /* Compute the precision of the output buffer */
8882 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8883 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8884 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8890 if (l_size_comp == 3) {
8895 /* Current tile component size*/
8897 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8898 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8901 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8902 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8904 /* Border of the current output component*/
8905 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
8906 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
8907 l_x1_dest = l_x0_dest +
8908 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
8909 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8912 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8913 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8917 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8918 * of the input buffer (decoded tile component) which will be move
8919 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8920 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8921 * by this input area.
8923 assert(l_res->x0 >= 0);
8924 assert(l_res->x1 >= 0);
8925 if (l_x0_dest < (OPJ_UINT32)l_res->x0) {
8926 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8927 l_offset_x0_src = 0;
8929 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
8930 l_width_dest = l_width_src;
8931 l_offset_x1_src = 0;
8933 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8934 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8937 l_start_x_dest = 0U;
8938 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8940 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
8941 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8942 l_offset_x1_src = 0;
8944 l_width_dest = l_img_comp_dest->w ;
8945 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8949 if (l_y0_dest < (OPJ_UINT32)l_res->y0) {
8950 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8951 l_offset_y0_src = 0;
8953 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
8954 l_height_dest = l_height_src;
8955 l_offset_y1_src = 0;
8957 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8958 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8961 l_start_y_dest = 0U;
8962 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8964 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
8965 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8966 l_offset_y1_src = 0;
8968 l_height_dest = l_img_comp_dest->h ;
8969 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8973 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
8974 (l_offset_y1_src < 0)) {
8977 /* testcase 2977.pdf.asan.67.2198 */
8978 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8983 /* Compute the input buffer offset */
8984 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
8985 * (OPJ_SIZE_T)l_width_src;
8986 l_line_offset_src = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
8987 l_end_offset_src = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src -
8988 (OPJ_SIZE_T)l_offset_x0_src;
8990 /* Compute the output buffer offset */
8991 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
8992 * (OPJ_SIZE_T)l_img_comp_dest->w;
8993 l_line_offset_dest = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
8995 /* Move the output buffer to the first place where we will write*/
8996 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8999 fprintf(stdout, "COMPO[%d]:\n",i);
9000 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
9001 "\t tile offset:%d, %d, %d, %d\n"
9002 "\t buffer offset: %d; %d, %d\n",
9003 l_res->x0, l_res->y0, l_width_src, l_height_src,
9004 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
9005 l_start_offset_src, l_line_offset_src, l_end_offset_src);
9007 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
9008 "\t start offset: %d, line offset= %d\n",
9009 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
9012 switch (l_size_comp) {
9014 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
9015 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
9017 if (l_img_comp_src->sgnd) {
9018 for (j = 0 ; j < l_height_dest ; ++j) {
9019 for (k = 0 ; k < l_width_dest ; ++k) {
9020 *(l_dest_ptr++) = (OPJ_INT32)(*
9021 (l_src_ptr++)); /* Copy only the data needed for the output image */
9025 l_line_offset_dest; /* Move to the next place where we will write */
9026 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
9029 for (j = 0 ; j < l_height_dest ; ++j) {
9030 for (k = 0 ; k < l_width_dest ; ++k) {
9031 *(l_dest_ptr++) = (OPJ_INT32)((*(l_src_ptr++)) & 0xff);
9034 l_dest_ptr += l_line_offset_dest;
9035 l_src_ptr += l_line_offset_src;
9040 l_end_offset_src; /* Move to the end of this component-part of the input buffer */
9041 p_data = (OPJ_BYTE*)
9042 l_src_ptr; /* Keep the current position for the next component-part */
9046 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
9047 l_src_ptr += l_start_offset_src;
9049 if (l_img_comp_src->sgnd) {
9050 for (j = 0; j < l_height_dest; ++j) {
9051 for (k = 0; k < l_width_dest; ++k) {
9053 memcpy(&val, l_src_ptr, sizeof(val));
9055 *(l_dest_ptr++) = val;
9058 l_dest_ptr += l_line_offset_dest;
9059 l_src_ptr += l_line_offset_src ;
9062 for (j = 0; j < l_height_dest; ++j) {
9063 for (k = 0; k < l_width_dest; ++k) {
9065 memcpy(&val, l_src_ptr, sizeof(val));
9067 *(l_dest_ptr++) = val & 0xffff;
9070 l_dest_ptr += l_line_offset_dest;
9071 l_src_ptr += l_line_offset_src ;
9075 l_src_ptr += l_end_offset_src;
9076 p_data = (OPJ_BYTE*) l_src_ptr;
9080 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
9081 l_src_ptr += l_start_offset_src;
9083 for (j = 0; j < l_height_dest; ++j) {
9084 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
9085 l_dest_ptr += l_width_dest + l_line_offset_dest;
9086 l_src_ptr += l_width_dest + l_line_offset_src ;
9089 l_src_ptr += l_end_offset_src;
9090 p_data = (OPJ_BYTE*) l_src_ptr;
9103 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
9104 opj_image_t* p_image,
9105 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
9106 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
9107 opj_event_mgr_t * p_manager)
9109 opj_cp_t * l_cp = &(p_j2k->m_cp);
9110 opj_image_t * l_image = p_j2k->m_private_image;
9113 OPJ_INT32 l_comp_x1, l_comp_y1;
9114 opj_image_comp_t* l_img_comp = NULL;
9116 /* Check if we are read the main header */
9117 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
9118 opj_event_msg(p_manager, EVT_ERROR,
9119 "Need to decode the main header before begin to decode the remaining codestream");
9123 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
9124 opj_event_msg(p_manager, EVT_INFO,
9125 "No decoded area parameters, set the decoded area to the whole image\n");
9127 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9128 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9129 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9130 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9136 /* Check if the positions provided by the user are correct */
9139 if (p_start_x < 0) {
9140 opj_event_msg(p_manager, EVT_ERROR,
9141 "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
9144 } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
9145 opj_event_msg(p_manager, EVT_ERROR,
9146 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
9147 p_start_x, l_image->x1);
9149 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
9150 opj_event_msg(p_manager, EVT_WARNING,
9151 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
9152 p_start_x, l_image->x0);
9153 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9154 p_image->x0 = l_image->x0;
9156 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
9157 l_cp->tx0) / l_cp->tdx;
9158 p_image->x0 = (OPJ_UINT32)p_start_x;
9162 if (p_start_x < 0) {
9163 opj_event_msg(p_manager, EVT_ERROR,
9164 "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
9167 } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
9168 opj_event_msg(p_manager, EVT_ERROR,
9169 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
9170 p_start_y, l_image->y1);
9172 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
9173 opj_event_msg(p_manager, EVT_WARNING,
9174 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
9175 p_start_y, l_image->y0);
9176 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9177 p_image->y0 = l_image->y0;
9179 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
9180 l_cp->ty0) / l_cp->tdy;
9181 p_image->y0 = (OPJ_UINT32)p_start_y;
9186 opj_event_msg(p_manager, EVT_ERROR,
9187 "Right position of the decoded area (region_x1=%d) should be > 0.\n",
9190 } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
9191 opj_event_msg(p_manager, EVT_ERROR,
9192 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
9193 p_end_x, l_image->x0);
9195 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
9196 opj_event_msg(p_manager, EVT_WARNING,
9197 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
9198 p_end_x, l_image->x1);
9199 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9200 p_image->x1 = l_image->x1;
9202 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
9203 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
9204 p_image->x1 = (OPJ_UINT32)p_end_x;
9209 opj_event_msg(p_manager, EVT_ERROR,
9210 "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
9213 } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
9214 opj_event_msg(p_manager, EVT_ERROR,
9215 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
9216 p_end_y, l_image->y0);
9219 if ((OPJ_UINT32)p_end_y > l_image->y1) {
9220 opj_event_msg(p_manager, EVT_WARNING,
9221 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
9222 p_end_y, l_image->y1);
9223 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9224 p_image->y1 = l_image->y1;
9226 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
9227 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
9228 p_image->y1 = (OPJ_UINT32)p_end_y;
9232 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
9234 l_img_comp = p_image->comps;
9235 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9238 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9239 (OPJ_INT32)l_img_comp->dx);
9240 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9241 (OPJ_INT32)l_img_comp->dy);
9242 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9243 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9245 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
9246 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
9248 opj_event_msg(p_manager, EVT_ERROR,
9249 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
9253 l_img_comp->w = (OPJ_UINT32)l_w;
9255 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
9256 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
9258 opj_event_msg(p_manager, EVT_ERROR,
9259 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
9263 l_img_comp->h = (OPJ_UINT32)l_h;
9268 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
9269 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
9274 opj_j2k_t* opj_j2k_create_decompress(void)
9276 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
9281 l_j2k->m_is_decoder = 1;
9282 l_j2k->m_cp.m_is_decoder = 1;
9283 /* in the absence of JP2 boxes, consider different bit depth / sign */
9284 /* per component is allowed */
9285 l_j2k->m_cp.allow_different_bit_depth_sign = 1;
9287 #ifdef OPJ_DISABLE_TPSOT_FIX
9288 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9291 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
9293 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
9294 opj_j2k_destroy(l_j2k);
9298 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
9299 OPJ_J2K_DEFAULT_HEADER_SIZE);
9300 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
9301 opj_j2k_destroy(l_j2k);
9305 l_j2k->m_specific_param.m_decoder.m_header_data_size =
9306 OPJ_J2K_DEFAULT_HEADER_SIZE;
9308 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
9310 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
9312 /* codestream index creation */
9313 l_j2k->cstr_index = opj_j2k_create_cstr_index();
9314 if (!l_j2k->cstr_index) {
9315 opj_j2k_destroy(l_j2k);
9319 /* validation list creation */
9320 l_j2k->m_validation_list = opj_procedure_list_create();
9321 if (! l_j2k->m_validation_list) {
9322 opj_j2k_destroy(l_j2k);
9326 /* execution list creation */
9327 l_j2k->m_procedure_list = opj_procedure_list_create();
9328 if (! l_j2k->m_procedure_list) {
9329 opj_j2k_destroy(l_j2k);
9333 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
9335 l_j2k->m_tp = opj_thread_pool_create(0);
9338 opj_j2k_destroy(l_j2k);
9345 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
9347 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
9348 opj_calloc(1, sizeof(opj_codestream_index_t));
9353 cstr_index->maxmarknum = 100;
9354 cstr_index->marknum = 0;
9355 cstr_index->marker = (opj_marker_info_t*)
9356 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
9357 if (!cstr_index-> marker) {
9358 opj_free(cstr_index);
9362 cstr_index->tile_index = NULL;
9367 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
9368 OPJ_UINT32 p_tile_no,
9369 OPJ_UINT32 p_comp_no)
9371 opj_cp_t *l_cp = 00;
9372 opj_tcp_t *l_tcp = 00;
9373 opj_tccp_t *l_tccp = 00;
9376 assert(p_j2k != 00);
9378 l_cp = &(p_j2k->m_cp);
9379 l_tcp = &l_cp->tcps[p_tile_no];
9380 l_tccp = &l_tcp->tccps[p_comp_no];
9382 /* preconditions again */
9383 assert(p_tile_no < (l_cp->tw * l_cp->th));
9384 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9386 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9387 return 5 + l_tccp->numresolutions;
9393 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
9394 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9397 opj_cp_t *l_cp = NULL;
9398 opj_tcp_t *l_tcp = NULL;
9399 opj_tccp_t *l_tccp0 = NULL;
9400 opj_tccp_t *l_tccp1 = NULL;
9403 assert(p_j2k != 00);
9405 l_cp = &(p_j2k->m_cp);
9406 l_tcp = &l_cp->tcps[p_tile_no];
9407 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9408 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9410 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
9413 if (l_tccp0->cblkw != l_tccp1->cblkw) {
9416 if (l_tccp0->cblkh != l_tccp1->cblkh) {
9419 if (l_tccp0->cblksty != l_tccp1->cblksty) {
9422 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
9425 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
9429 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
9430 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
9433 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
9440 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
9441 OPJ_UINT32 p_tile_no,
9442 OPJ_UINT32 p_comp_no,
9444 OPJ_UINT32 * p_header_size,
9445 struct opj_event_mgr * p_manager)
9448 opj_cp_t *l_cp = 00;
9449 opj_tcp_t *l_tcp = 00;
9450 opj_tccp_t *l_tccp = 00;
9453 assert(p_j2k != 00);
9454 assert(p_header_size != 00);
9455 assert(p_manager != 00);
9456 assert(p_data != 00);
9458 l_cp = &(p_j2k->m_cp);
9459 l_tcp = &l_cp->tcps[p_tile_no];
9460 l_tccp = &l_tcp->tccps[p_comp_no];
9462 /* preconditions again */
9463 assert(p_tile_no < (l_cp->tw * l_cp->th));
9464 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
9466 if (*p_header_size < 5) {
9467 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9471 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
9474 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
9477 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
9480 opj_write_bytes(p_data, l_tccp->cblksty,
9484 opj_write_bytes(p_data, l_tccp->qmfbid,
9488 *p_header_size = *p_header_size - 5;
9490 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9492 if (*p_header_size < l_tccp->numresolutions) {
9493 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9497 for (i = 0; i < l_tccp->numresolutions; ++i) {
9498 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
9499 1); /* SPcoc (I_i) */
9503 *p_header_size = *p_header_size - l_tccp->numresolutions;
9509 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
9511 OPJ_BYTE * p_header_data,
9512 OPJ_UINT32 * p_header_size,
9513 opj_event_mgr_t * p_manager)
9515 OPJ_UINT32 i, l_tmp;
9516 opj_cp_t *l_cp = NULL;
9517 opj_tcp_t *l_tcp = NULL;
9518 opj_tccp_t *l_tccp = NULL;
9519 OPJ_BYTE * l_current_ptr = NULL;
9522 assert(p_j2k != 00);
9523 assert(p_manager != 00);
9524 assert(p_header_data != 00);
9526 l_cp = &(p_j2k->m_cp);
9527 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
9528 &l_cp->tcps[p_j2k->m_current_tile_number] :
9529 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9531 /* precondition again */
9532 assert(compno < p_j2k->m_private_image->numcomps);
9534 l_tccp = &l_tcp->tccps[compno];
9535 l_current_ptr = p_header_data;
9537 /* make sure room is sufficient */
9538 if (*p_header_size < 5) {
9539 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9543 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
9545 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
9546 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
9547 opj_event_msg(p_manager, EVT_ERROR,
9548 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
9549 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
9554 /* If user wants to remove more resolutions than the codestream contains, return error */
9555 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
9556 opj_event_msg(p_manager, EVT_ERROR,
9557 "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
9558 "of resolutions of this component\nModify the cp_reduce parameter.\n\n",
9560 p_j2k->m_specific_param.m_decoder.m_state |=
9561 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
9565 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
9569 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
9573 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
9574 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
9575 opj_event_msg(p_manager, EVT_ERROR,
9576 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
9581 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
9583 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
9584 opj_event_msg(p_manager, EVT_ERROR,
9585 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
9589 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
9592 *p_header_size = *p_header_size - 5;
9594 /* use custom precinct size ? */
9595 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9596 if (*p_header_size < l_tccp->numresolutions) {
9597 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9601 for (i = 0; i < l_tccp->numresolutions; ++i) {
9602 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
9604 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
9605 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
9606 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
9609 l_tccp->prcw[i] = l_tmp & 0xf;
9610 l_tccp->prch[i] = l_tmp >> 4;
9613 *p_header_size = *p_header_size - l_tccp->numresolutions;
9615 /* set default size for the precinct width and height */
9616 for (i = 0; i < l_tccp->numresolutions; ++i) {
9617 l_tccp->prcw[i] = 15;
9618 l_tccp->prch[i] = 15;
9622 #ifdef WIP_REMOVE_MSD
9624 if (p_j2k->cstr_info && compno == 0) {
9625 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
9627 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
9629 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
9631 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
9632 = l_tccp->numresolutions;
9633 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
9635 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
9638 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
9640 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
9649 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
9653 opj_cp_t *l_cp = NULL;
9654 opj_tcp_t *l_tcp = NULL;
9655 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
9656 OPJ_UINT32 l_prc_size;
9659 assert(p_j2k != 00);
9661 l_cp = &(p_j2k->m_cp);
9662 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9664 &l_cp->tcps[p_j2k->m_current_tile_number] :
9665 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9667 l_ref_tccp = &l_tcp->tccps[0];
9668 l_copied_tccp = l_ref_tccp + 1;
9669 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
9671 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9672 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
9673 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
9674 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
9675 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
9676 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
9677 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
9678 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
9683 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
9684 OPJ_UINT32 p_tile_no,
9685 OPJ_UINT32 p_comp_no)
9687 OPJ_UINT32 l_num_bands;
9689 opj_cp_t *l_cp = 00;
9690 opj_tcp_t *l_tcp = 00;
9691 opj_tccp_t *l_tccp = 00;
9694 assert(p_j2k != 00);
9696 l_cp = &(p_j2k->m_cp);
9697 l_tcp = &l_cp->tcps[p_tile_no];
9698 l_tccp = &l_tcp->tccps[p_comp_no];
9700 /* preconditions again */
9701 assert(p_tile_no < l_cp->tw * l_cp->th);
9702 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9704 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9705 (l_tccp->numresolutions * 3 - 2);
9707 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9708 return 1 + l_num_bands;
9710 return 1 + 2 * l_num_bands;
9714 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
9715 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9717 opj_cp_t *l_cp = NULL;
9718 opj_tcp_t *l_tcp = NULL;
9719 opj_tccp_t *l_tccp0 = NULL;
9720 opj_tccp_t *l_tccp1 = NULL;
9721 OPJ_UINT32 l_band_no, l_num_bands;
9724 assert(p_j2k != 00);
9726 l_cp = &(p_j2k->m_cp);
9727 l_tcp = &l_cp->tcps[p_tile_no];
9728 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9729 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9731 if (l_tccp0->qntsty != l_tccp1->qntsty) {
9734 if (l_tccp0->numgbits != l_tccp1->numgbits) {
9737 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9740 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9741 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9746 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9747 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
9751 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
9752 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9753 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
9762 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
9763 OPJ_UINT32 p_tile_no,
9764 OPJ_UINT32 p_comp_no,
9766 OPJ_UINT32 * p_header_size,
9767 struct opj_event_mgr * p_manager)
9769 OPJ_UINT32 l_header_size;
9770 OPJ_UINT32 l_band_no, l_num_bands;
9771 OPJ_UINT32 l_expn, l_mant;
9773 opj_cp_t *l_cp = 00;
9774 opj_tcp_t *l_tcp = 00;
9775 opj_tccp_t *l_tccp = 00;
9778 assert(p_j2k != 00);
9779 assert(p_header_size != 00);
9780 assert(p_manager != 00);
9781 assert(p_data != 00);
9783 l_cp = &(p_j2k->m_cp);
9784 l_tcp = &l_cp->tcps[p_tile_no];
9785 l_tccp = &l_tcp->tccps[p_comp_no];
9787 /* preconditions again */
9788 assert(p_tile_no < l_cp->tw * l_cp->th);
9789 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9791 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9792 (l_tccp->numresolutions * 3 - 2);
9794 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9795 l_header_size = 1 + l_num_bands;
9797 if (*p_header_size < l_header_size) {
9798 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9802 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9806 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9807 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9808 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
9812 l_header_size = 1 + 2 * l_num_bands;
9814 if (*p_header_size < l_header_size) {
9815 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9819 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9823 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9824 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9825 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9827 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9832 *p_header_size = *p_header_size - l_header_size;
9837 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9838 OPJ_UINT32 p_comp_no,
9839 OPJ_BYTE* p_header_data,
9840 OPJ_UINT32 * p_header_size,
9841 opj_event_mgr_t * p_manager
9845 OPJ_UINT32 l_band_no;
9846 opj_cp_t *l_cp = 00;
9847 opj_tcp_t *l_tcp = 00;
9848 opj_tccp_t *l_tccp = 00;
9849 OPJ_BYTE * l_current_ptr = 00;
9850 OPJ_UINT32 l_tmp, l_num_band;
9853 assert(p_j2k != 00);
9854 assert(p_manager != 00);
9855 assert(p_header_data != 00);
9857 l_cp = &(p_j2k->m_cp);
9858 /* come from tile part header or main header ?*/
9859 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9861 &l_cp->tcps[p_j2k->m_current_tile_number] :
9862 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9864 /* precondition again*/
9865 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9867 l_tccp = &l_tcp->tccps[p_comp_no];
9868 l_current_ptr = p_header_data;
9870 if (*p_header_size < 1) {
9871 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
9874 *p_header_size -= 1;
9876 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
9879 l_tccp->qntsty = l_tmp & 0x1f;
9880 l_tccp->numgbits = l_tmp >> 5;
9881 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9884 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
9886 (*p_header_size) / 2;
9888 if (l_num_band > OPJ_J2K_MAXBANDS) {
9889 opj_event_msg(p_manager, EVT_WARNING,
9890 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
9891 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
9892 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
9894 /*return OPJ_FALSE;*/
9899 if (l_cp->correct) {
9901 /* if JPWL is on, we check whether there are too many subbands */
9902 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
9903 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
9904 "JPWL: bad number of subbands in Sqcx (%d)\n",
9907 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
9910 /* we try to correct */
9912 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
9913 "- setting number of bands to %d => HYPOTHESIS!!!\n",
9918 #endif /* USE_JPWL */
9920 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9921 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9922 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
9924 if (l_band_no < OPJ_J2K_MAXBANDS) {
9925 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
9926 l_tccp->stepsizes[l_band_no].mant = 0;
9929 *p_header_size = *p_header_size - l_num_band;
9931 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9932 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
9934 if (l_band_no < OPJ_J2K_MAXBANDS) {
9935 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
9936 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
9939 *p_header_size = *p_header_size - 2 * l_num_band;
9942 /* Add Antonin : if scalar_derived -> compute other stepsizes */
9943 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9944 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
9945 l_tccp->stepsizes[l_band_no].expn =
9946 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
9948 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
9949 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
9956 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
9959 opj_cp_t *l_cp = NULL;
9960 opj_tcp_t *l_tcp = NULL;
9961 opj_tccp_t *l_ref_tccp = NULL;
9962 opj_tccp_t *l_copied_tccp = NULL;
9966 assert(p_j2k != 00);
9968 l_cp = &(p_j2k->m_cp);
9969 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
9970 &l_cp->tcps[p_j2k->m_current_tile_number] :
9971 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9973 l_ref_tccp = &l_tcp->tccps[0];
9974 l_copied_tccp = l_ref_tccp + 1;
9975 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
9977 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9978 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
9979 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
9980 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
9985 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
9986 OPJ_INT32 numcomps, FILE* out_stream)
9988 if (l_default_tile) {
9991 fprintf(out_stream, "\t default tile {\n");
9992 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
9993 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
9994 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
9995 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
9997 for (compno = 0; compno < numcomps; compno++) {
9998 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10000 OPJ_INT32 bandno, numbands;
10003 fprintf(out_stream, "\t\t comp %d {\n", compno);
10004 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
10005 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
10006 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
10007 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
10008 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
10009 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
10011 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
10012 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
10013 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
10015 fprintf(out_stream, "\n");
10017 /* quantization style*/
10018 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
10019 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
10020 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
10021 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10022 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10023 for (bandno = 0; bandno < numbands; bandno++) {
10024 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
10025 l_tccp->stepsizes[bandno].expn);
10027 fprintf(out_stream, "\n");
10030 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
10032 fprintf(out_stream, "\t\t }\n");
10033 } /*end of component of default tile*/
10034 fprintf(out_stream, "\t }\n"); /*end of default tile*/
10038 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
10040 /* Check if the flag is compatible with j2k file*/
10041 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
10042 fprintf(out_stream, "Wrong flag\n");
10046 /* Dump the image_header */
10047 if (flag & OPJ_IMG_INFO) {
10048 if (p_j2k->m_private_image) {
10049 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
10053 /* Dump the codestream info from main header */
10054 if (flag & OPJ_J2K_MH_INFO) {
10055 if (p_j2k->m_private_image) {
10056 opj_j2k_dump_MH_info(p_j2k, out_stream);
10059 /* Dump all tile/codestream info */
10060 if (flag & OPJ_J2K_TCH_INFO) {
10061 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10063 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
10064 if (p_j2k->m_private_image) {
10065 for (i = 0; i < l_nb_tiles; ++i) {
10066 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
10073 /* Dump the codestream info of the current tile */
10074 if (flag & OPJ_J2K_TH_INFO) {
10078 /* Dump the codestream index from main header */
10079 if (flag & OPJ_J2K_MH_IND) {
10080 opj_j2k_dump_MH_index(p_j2k, out_stream);
10083 /* Dump the codestream index of the current tile */
10084 if (flag & OPJ_J2K_TH_IND) {
10090 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
10092 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
10093 OPJ_UINT32 it_marker, it_tile, it_tile_part;
10095 fprintf(out_stream, "Codestream index from main header: {\n");
10097 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
10098 "\t Main header end position=%" PRIi64 "\n",
10099 cstr_index->main_head_start, cstr_index->main_head_end);
10101 fprintf(out_stream, "\t Marker list: {\n");
10103 if (cstr_index->marker) {
10104 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
10105 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10106 cstr_index->marker[it_marker].type,
10107 cstr_index->marker[it_marker].pos,
10108 cstr_index->marker[it_marker].len);
10112 fprintf(out_stream, "\t }\n");
10114 if (cstr_index->tile_index) {
10116 /* Simple test to avoid to write empty information*/
10117 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
10118 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10119 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
10122 if (l_acc_nb_of_tile_part) {
10123 fprintf(out_stream, "\t Tile index: {\n");
10125 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10126 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
10128 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
10131 if (cstr_index->tile_index[it_tile].tp_index) {
10132 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
10133 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
10134 PRIi64 ", end_pos=%" PRIi64 ".\n",
10136 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
10137 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
10138 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
10142 if (cstr_index->tile_index[it_tile].marker) {
10143 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
10145 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10146 cstr_index->tile_index[it_tile].marker[it_marker].type,
10147 cstr_index->tile_index[it_tile].marker[it_marker].pos,
10148 cstr_index->tile_index[it_tile].marker[it_marker].len);
10152 fprintf(out_stream, "\t }\n");
10156 fprintf(out_stream, "}\n");
10161 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
10164 fprintf(out_stream, "Codestream info from main header: {\n");
10166 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
10167 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
10168 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
10169 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
10170 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
10171 fprintf(out_stream, "}\n");
10174 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
10179 if (dev_dump_flag) {
10180 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
10183 fprintf(out_stream, "Image info {\n");
10188 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
10189 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
10191 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
10193 if (img_header->comps) {
10195 for (compno = 0; compno < img_header->numcomps; compno++) {
10196 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
10197 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
10199 fprintf(out_stream, "%s}\n", tab);
10203 fprintf(out_stream, "}\n");
10206 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
10207 OPJ_BOOL dev_dump_flag, FILE* out_stream)
10211 if (dev_dump_flag) {
10212 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
10220 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
10221 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
10222 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
10224 if (dev_dump_flag) {
10225 fprintf(out_stream, "}\n");
10229 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
10232 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
10233 opj_tcp_t *l_default_tile;
10234 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
10235 sizeof(opj_codestream_info_v2_t));
10240 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
10242 cstr_info->tx0 = p_j2k->m_cp.tx0;
10243 cstr_info->ty0 = p_j2k->m_cp.ty0;
10244 cstr_info->tdx = p_j2k->m_cp.tdx;
10245 cstr_info->tdy = p_j2k->m_cp.tdy;
10246 cstr_info->tw = p_j2k->m_cp.tw;
10247 cstr_info->th = p_j2k->m_cp.th;
10249 cstr_info->tile_info = NULL; /* Not fill from the main header*/
10251 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
10253 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
10254 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
10255 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
10256 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
10258 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
10259 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
10260 if (!cstr_info->m_default_tile_info.tccp_info) {
10261 opj_destroy_cstr_info(&cstr_info);
10265 for (compno = 0; compno < numcomps; compno++) {
10266 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10267 opj_tccp_info_t *l_tccp_info = &
10268 (cstr_info->m_default_tile_info.tccp_info[compno]);
10269 OPJ_INT32 bandno, numbands;
10272 l_tccp_info->csty = l_tccp->csty;
10273 l_tccp_info->numresolutions = l_tccp->numresolutions;
10274 l_tccp_info->cblkw = l_tccp->cblkw;
10275 l_tccp_info->cblkh = l_tccp->cblkh;
10276 l_tccp_info->cblksty = l_tccp->cblksty;
10277 l_tccp_info->qmfbid = l_tccp->qmfbid;
10278 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
10279 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
10280 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
10283 /* quantization style*/
10284 l_tccp_info->qntsty = l_tccp->qntsty;
10285 l_tccp_info->numgbits = l_tccp->numgbits;
10287 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10288 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10289 if (numbands < OPJ_J2K_MAXBANDS) {
10290 for (bandno = 0; bandno < numbands; bandno++) {
10291 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
10292 l_tccp->stepsizes[bandno].mant;
10293 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
10294 l_tccp->stepsizes[bandno].expn;
10299 l_tccp_info->roishift = l_tccp->roishift;
10305 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
10307 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
10308 opj_calloc(1, sizeof(opj_codestream_index_t));
10309 if (!l_cstr_index) {
10313 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
10314 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
10315 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
10317 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
10318 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
10319 sizeof(opj_marker_info_t));
10320 if (!l_cstr_index->marker) {
10321 opj_free(l_cstr_index);
10325 if (p_j2k->cstr_index->marker) {
10326 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
10327 l_cstr_index->marknum * sizeof(opj_marker_info_t));
10329 opj_free(l_cstr_index->marker);
10330 l_cstr_index->marker = NULL;
10333 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
10334 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10335 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10336 if (!l_cstr_index->tile_index) {
10337 opj_free(l_cstr_index->marker);
10338 opj_free(l_cstr_index);
10342 if (!p_j2k->cstr_index->tile_index) {
10343 opj_free(l_cstr_index->tile_index);
10344 l_cstr_index->tile_index = NULL;
10346 OPJ_UINT32 it_tile = 0;
10347 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
10350 l_cstr_index->tile_index[it_tile].marknum =
10351 p_j2k->cstr_index->tile_index[it_tile].marknum;
10353 l_cstr_index->tile_index[it_tile].marker =
10354 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
10355 sizeof(opj_marker_info_t));
10357 if (!l_cstr_index->tile_index[it_tile].marker) {
10358 OPJ_UINT32 it_tile_free;
10360 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10361 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10364 opj_free(l_cstr_index->tile_index);
10365 opj_free(l_cstr_index->marker);
10366 opj_free(l_cstr_index);
10370 if (p_j2k->cstr_index->tile_index[it_tile].marker)
10371 memcpy(l_cstr_index->tile_index[it_tile].marker,
10372 p_j2k->cstr_index->tile_index[it_tile].marker,
10373 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
10375 opj_free(l_cstr_index->tile_index[it_tile].marker);
10376 l_cstr_index->tile_index[it_tile].marker = NULL;
10379 /* Tile part index*/
10380 l_cstr_index->tile_index[it_tile].nb_tps =
10381 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
10383 l_cstr_index->tile_index[it_tile].tp_index =
10384 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
10387 if (!l_cstr_index->tile_index[it_tile].tp_index) {
10388 OPJ_UINT32 it_tile_free;
10390 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10391 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10392 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
10395 opj_free(l_cstr_index->tile_index);
10396 opj_free(l_cstr_index->marker);
10397 opj_free(l_cstr_index);
10401 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
10402 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
10403 p_j2k->cstr_index->tile_index[it_tile].tp_index,
10404 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
10406 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
10407 l_cstr_index->tile_index[it_tile].tp_index = NULL;
10410 /* Packet index (NOT USED)*/
10411 l_cstr_index->tile_index[it_tile].nb_packet = 0;
10412 l_cstr_index->tile_index[it_tile].packet_index = NULL;
10417 return l_cstr_index;
10420 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
10422 OPJ_UINT32 it_tile = 0;
10424 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10425 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10426 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10427 if (!p_j2k->cstr_index->tile_index) {
10431 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
10432 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
10433 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
10434 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
10435 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
10436 sizeof(opj_marker_info_t));
10437 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
10445 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
10446 opj_stream_private_t *p_stream,
10447 opj_event_mgr_t * p_manager)
10449 OPJ_BOOL l_go_on = OPJ_TRUE;
10450 OPJ_UINT32 l_current_tile_no;
10451 OPJ_UINT32 l_data_size, l_max_data_size;
10452 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10453 OPJ_UINT32 l_nb_comps;
10454 OPJ_BYTE * l_current_data;
10455 OPJ_UINT32 nr_tiles = 0;
10457 /* Particular case for whole single tile decoding */
10458 /* We can avoid allocating intermediate tile buffers */
10459 if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
10460 p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
10461 p_j2k->m_output_image->x0 == 0 &&
10462 p_j2k->m_output_image->y0 == 0 &&
10463 p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
10464 p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy &&
10465 p_j2k->m_output_image->comps[0].factor == 0) {
10467 if (! opj_j2k_read_tile_header(p_j2k,
10468 &l_current_tile_no,
10470 &l_tile_x0, &l_tile_y0,
10471 &l_tile_x1, &l_tile_y1,
10479 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
10480 p_stream, p_manager)) {
10481 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
10485 /* Transfer TCD data to output image data */
10486 for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
10487 opj_image_data_free(p_j2k->m_output_image->comps[i].data);
10488 p_j2k->m_output_image->comps[i].data =
10489 p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
10490 p_j2k->m_output_image->comps[i].resno_decoded =
10491 p_j2k->m_tcd->image->comps[i].resno_decoded;
10492 p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
10498 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10499 if (! l_current_data) {
10500 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
10503 l_max_data_size = 1000;
10506 if (! opj_j2k_read_tile_header(p_j2k,
10507 &l_current_tile_no,
10509 &l_tile_x0, &l_tile_y0,
10510 &l_tile_x1, &l_tile_y1,
10515 opj_free(l_current_data);
10523 if (l_data_size > l_max_data_size) {
10524 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10526 if (! l_new_current_data) {
10527 opj_free(l_current_data);
10528 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10529 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10532 l_current_data = l_new_current_data;
10533 l_max_data_size = l_data_size;
10536 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10537 p_stream, p_manager)) {
10538 opj_free(l_current_data);
10539 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
10540 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10543 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10544 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10546 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10547 p_j2k->m_output_image)) {
10548 opj_free(l_current_data);
10551 opj_event_msg(p_manager, EVT_INFO,
10552 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10554 if (opj_stream_get_number_byte_left(p_stream) == 0
10555 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
10558 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
10563 opj_free(l_current_data);
10569 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
10571 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
10572 opj_event_mgr_t * p_manager)
10575 assert(p_j2k != 00);
10576 assert(p_manager != 00);
10578 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10579 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
10582 /* DEVELOPER CORNER, add your custom procedures */
10588 * Read and decode one tile.
10590 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
10591 opj_stream_private_t *p_stream,
10592 opj_event_mgr_t * p_manager)
10594 OPJ_BOOL l_go_on = OPJ_TRUE;
10595 OPJ_UINT32 l_current_tile_no;
10596 OPJ_UINT32 l_tile_no_to_dec;
10597 OPJ_UINT32 l_data_size, l_max_data_size;
10598 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10599 OPJ_UINT32 l_nb_comps;
10600 OPJ_BYTE * l_current_data;
10601 OPJ_UINT32 l_nb_tiles;
10604 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10605 if (! l_current_data) {
10606 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
10609 l_max_data_size = 1000;
10611 /*Allocate and initialize some elements of codestrem index if not already done*/
10612 if (!p_j2k->cstr_index->tile_index) {
10613 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
10614 opj_free(l_current_data);
10618 /* Move into the codestream to the first SOT used to decode the desired tile */
10619 l_tile_no_to_dec = (OPJ_UINT32)
10620 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
10621 if (p_j2k->cstr_index->tile_index)
10622 if (p_j2k->cstr_index->tile_index->tp_index) {
10623 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
10624 /* the index for this tile has not been built,
10625 * so move to the last SOT read */
10626 if (!(opj_stream_read_seek(p_stream,
10627 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
10628 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10629 opj_free(l_current_data);
10633 if (!(opj_stream_read_seek(p_stream,
10634 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
10636 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10637 opj_free(l_current_data);
10641 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
10642 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
10643 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
10647 /* Reset current tile part number for all tiles, and not only the one */
10649 /* Not completely sure this is always correct but required for */
10650 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
10651 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10652 for (i = 0; i < l_nb_tiles; ++i) {
10653 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
10657 if (! opj_j2k_read_tile_header(p_j2k,
10658 &l_current_tile_no,
10660 &l_tile_x0, &l_tile_y0,
10661 &l_tile_x1, &l_tile_y1,
10666 opj_free(l_current_data);
10674 if (l_data_size > l_max_data_size) {
10675 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10677 if (! l_new_current_data) {
10678 opj_free(l_current_data);
10679 l_current_data = NULL;
10680 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10681 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10684 l_current_data = l_new_current_data;
10685 l_max_data_size = l_data_size;
10688 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10689 p_stream, p_manager)) {
10690 opj_free(l_current_data);
10693 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10694 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10696 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10697 p_j2k->m_output_image)) {
10698 opj_free(l_current_data);
10701 opj_event_msg(p_manager, EVT_INFO,
10702 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10704 if (l_current_tile_no == l_tile_no_to_dec) {
10705 /* move into the codestream to the first SOT (FIXME or not move?)*/
10706 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
10708 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10709 opj_free(l_current_data);
10714 opj_event_msg(p_manager, EVT_WARNING,
10715 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
10716 l_current_tile_no + 1, l_tile_no_to_dec + 1);
10721 opj_free(l_current_data);
10727 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
10729 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
10730 opj_event_mgr_t * p_manager)
10733 assert(p_j2k != 00);
10734 assert(p_manager != 00);
10736 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10737 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
10740 /* DEVELOPER CORNER, add your custom procedures */
10745 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
10746 opj_stream_private_t * p_stream,
10747 opj_image_t * p_image,
10748 opj_event_mgr_t * p_manager)
10756 p_j2k->m_output_image = opj_image_create0();
10757 if (!(p_j2k->m_output_image)) {
10760 opj_copy_image_header(p_image, p_j2k->m_output_image);
10762 /* customization of the decoding */
10763 if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
10767 /* Decode the codestream */
10768 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10769 opj_image_destroy(p_j2k->m_private_image);
10770 p_j2k->m_private_image = NULL;
10774 /* Move data and copy one information from codec to output image*/
10775 for (compno = 0; compno < p_image->numcomps; compno++) {
10776 p_image->comps[compno].resno_decoded =
10777 p_j2k->m_output_image->comps[compno].resno_decoded;
10778 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10781 sprintf(fn, "/tmp/%d.raw", compno);
10782 FILE *debug = fopen(fn, "wb");
10783 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
10784 p_image->comps[compno].w * p_image->comps[compno].h, debug);
10787 p_j2k->m_output_image->comps[compno].data = NULL;
10793 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
10794 opj_stream_private_t *p_stream,
10795 opj_image_t* p_image,
10796 opj_event_mgr_t * p_manager,
10797 OPJ_UINT32 tile_index)
10800 OPJ_UINT32 l_tile_x, l_tile_y;
10801 opj_image_comp_t* l_img_comp;
10804 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
10808 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
10809 opj_event_msg(p_manager, EVT_ERROR,
10810 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
10811 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
10815 /* Compute the dimension of the desired tile*/
10816 l_tile_x = tile_index % p_j2k->m_cp.tw;
10817 l_tile_y = tile_index / p_j2k->m_cp.tw;
10819 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10820 if (p_image->x0 < p_j2k->m_private_image->x0) {
10821 p_image->x0 = p_j2k->m_private_image->x0;
10823 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10824 if (p_image->x1 > p_j2k->m_private_image->x1) {
10825 p_image->x1 = p_j2k->m_private_image->x1;
10828 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10829 if (p_image->y0 < p_j2k->m_private_image->y0) {
10830 p_image->y0 = p_j2k->m_private_image->y0;
10832 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10833 if (p_image->y1 > p_j2k->m_private_image->y1) {
10834 p_image->y1 = p_j2k->m_private_image->y1;
10837 l_img_comp = p_image->comps;
10838 for (compno = 0; compno < p_image->numcomps; ++compno) {
10839 OPJ_INT32 l_comp_x1, l_comp_y1;
10841 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
10843 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
10844 (OPJ_INT32)l_img_comp->dx);
10845 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
10846 (OPJ_INT32)l_img_comp->dy);
10847 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
10848 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10850 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
10851 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
10852 (OPJ_INT32)l_img_comp->factor));
10853 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
10854 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
10855 (OPJ_INT32)l_img_comp->factor));
10860 /* Destroy the previous output image*/
10861 if (p_j2k->m_output_image) {
10862 opj_image_destroy(p_j2k->m_output_image);
10865 /* Create the ouput image from the information previously computed*/
10866 p_j2k->m_output_image = opj_image_create0();
10867 if (!(p_j2k->m_output_image)) {
10870 opj_copy_image_header(p_image, p_j2k->m_output_image);
10872 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
10874 /* customization of the decoding */
10875 if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
10879 /* Decode the codestream */
10880 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10881 opj_image_destroy(p_j2k->m_private_image);
10882 p_j2k->m_private_image = NULL;
10886 /* Move data and copy one information from codec to output image*/
10887 for (compno = 0; compno < p_image->numcomps; compno++) {
10888 p_image->comps[compno].resno_decoded =
10889 p_j2k->m_output_image->comps[compno].resno_decoded;
10891 if (p_image->comps[compno].data) {
10892 opj_image_data_free(p_image->comps[compno].data);
10895 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10897 p_j2k->m_output_image->comps[compno].data = NULL;
10903 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
10904 OPJ_UINT32 res_factor,
10905 opj_event_mgr_t * p_manager)
10907 OPJ_UINT32 it_comp;
10909 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
10911 if (p_j2k->m_private_image) {
10912 if (p_j2k->m_private_image->comps) {
10913 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
10914 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
10915 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
10916 OPJ_UINT32 max_res =
10917 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
10918 if (res_factor >= max_res) {
10919 opj_event_msg(p_manager, EVT_ERROR,
10920 "Resolution factor is greater than the maximum resolution in the component.\n");
10923 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
10934 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
10935 opj_stream_private_t *p_stream,
10936 opj_event_mgr_t * p_manager)
10939 OPJ_UINT32 l_nb_tiles;
10940 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
10941 OPJ_BYTE * l_current_data = 00;
10942 OPJ_BOOL l_reuse_data = OPJ_FALSE;
10943 opj_tcd_t* p_tcd = 00;
10945 /* preconditions */
10946 assert(p_j2k != 00);
10947 assert(p_stream != 00);
10948 assert(p_manager != 00);
10950 p_tcd = p_j2k->m_tcd;
10952 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10953 if (l_nb_tiles == 1) {
10954 l_reuse_data = OPJ_TRUE;
10956 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
10957 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10958 if (((size_t)l_img_comp->data & 0xFU) !=
10959 0U) { /* tile data shall be aligned on 16 bytes */
10960 l_reuse_data = OPJ_FALSE;
10965 for (i = 0; i < l_nb_tiles; ++i) {
10966 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
10967 if (l_current_data) {
10968 opj_free(l_current_data);
10973 /* if we only have one tile, then simply set tile component data equal to image component data */
10974 /* otherwise, allocate the data */
10975 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
10976 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
10977 if (l_reuse_data) {
10978 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10979 l_tilec->data = l_img_comp->data;
10980 l_tilec->ownsData = OPJ_FALSE;
10982 if (! opj_alloc_tile_component_data(l_tilec)) {
10983 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
10984 if (l_current_data) {
10985 opj_free(l_current_data);
10991 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
10992 if (!l_reuse_data) {
10993 if (l_current_tile_size > l_max_tile_size) {
10994 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10995 l_current_tile_size);
10996 if (! l_new_current_data) {
10997 if (l_current_data) {
10998 opj_free(l_current_data);
11000 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
11003 l_current_data = l_new_current_data;
11004 l_max_tile_size = l_current_tile_size;
11007 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
11008 /* 32 bit components @ 8 bit precision get converted to 8 bit */
11009 /* 32 bit components @ 16 bit precision get converted to 16 bit */
11010 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
11012 /* now copy this data into the tile component */
11013 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
11014 l_current_tile_size)) {
11015 opj_event_msg(p_manager, EVT_ERROR,
11016 "Size mismatch between tile data and sent data.");
11017 opj_free(l_current_data);
11022 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11023 if (l_current_data) {
11024 opj_free(l_current_data);
11030 if (l_current_data) {
11031 opj_free(l_current_data);
11036 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
11037 opj_stream_private_t *p_stream,
11038 opj_event_mgr_t * p_manager)
11040 /* customization of the encoding */
11041 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
11045 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11052 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
11053 opj_stream_private_t *p_stream,
11054 opj_image_t * p_image,
11055 opj_event_mgr_t * p_manager)
11057 /* preconditions */
11058 assert(p_j2k != 00);
11059 assert(p_stream != 00);
11060 assert(p_manager != 00);
11062 p_j2k->m_private_image = opj_image_create0();
11063 if (! p_j2k->m_private_image) {
11064 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
11067 opj_copy_image_header(p_image, p_j2k->m_private_image);
11069 /* TODO_MSD: Find a better way */
11070 if (p_image->comps) {
11071 OPJ_UINT32 it_comp;
11072 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
11073 if (p_image->comps[it_comp].data) {
11074 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
11075 p_image->comps[it_comp].data = NULL;
11081 /* customization of the validation */
11082 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
11086 /* validation of the parameters codec */
11087 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
11091 /* customization of the encoding */
11092 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
11097 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
11104 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
11105 OPJ_UINT32 p_tile_index,
11106 opj_stream_private_t *p_stream,
11107 opj_event_mgr_t * p_manager)
11110 if (p_tile_index != p_j2k->m_current_tile_number) {
11111 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
11115 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
11116 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
11118 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
11119 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
11120 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11122 /* initialisation before tile encoding */
11123 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
11131 static void opj_get_tile_dimensions(opj_image_t * l_image,
11132 opj_tcd_tilecomp_t * l_tilec,
11133 opj_image_comp_t * l_img_comp,
11134 OPJ_UINT32* l_size_comp,
11135 OPJ_UINT32* l_width,
11136 OPJ_UINT32* l_height,
11137 OPJ_UINT32* l_offset_x,
11138 OPJ_UINT32* l_offset_y,
11139 OPJ_UINT32* l_image_width,
11140 OPJ_UINT32* l_stride,
11141 OPJ_UINT32* l_tile_offset)
11143 OPJ_UINT32 l_remaining;
11144 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
11145 l_remaining = l_img_comp->prec & 7; /* (%8) */
11150 if (*l_size_comp == 3) {
11154 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
11155 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
11156 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
11157 (OPJ_INT32)l_img_comp->dx);
11158 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
11159 (OPJ_INT32)l_img_comp->dy);
11160 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
11161 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
11162 *l_stride = *l_image_width - *l_width;
11163 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
11164 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
11167 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
11169 OPJ_UINT32 i, j, k = 0;
11171 for (i = 0; i < p_tcd->image->numcomps; ++i) {
11172 opj_image_t * l_image = p_tcd->image;
11173 OPJ_INT32 * l_src_ptr;
11174 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
11175 opj_image_comp_t * l_img_comp = l_image->comps + i;
11176 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
11177 l_image_width, l_stride, l_tile_offset;
11179 opj_get_tile_dimensions(l_image,
11191 l_src_ptr = l_img_comp->data + l_tile_offset;
11193 switch (l_size_comp) {
11195 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
11196 if (l_img_comp->sgnd) {
11197 for (j = 0; j < l_height; ++j) {
11198 for (k = 0; k < l_width; ++k) {
11199 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
11203 l_src_ptr += l_stride;
11206 for (j = 0; j < l_height; ++j) {
11207 for (k = 0; k < l_width; ++k) {
11208 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
11212 l_src_ptr += l_stride;
11216 p_data = (OPJ_BYTE*) l_dest_ptr;
11220 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
11221 if (l_img_comp->sgnd) {
11222 for (j = 0; j < l_height; ++j) {
11223 for (k = 0; k < l_width; ++k) {
11224 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
11226 l_src_ptr += l_stride;
11229 for (j = 0; j < l_height; ++j) {
11230 for (k = 0; k < l_width; ++k) {
11231 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
11233 l_src_ptr += l_stride;
11237 p_data = (OPJ_BYTE*) l_dest_ptr;
11241 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
11242 for (j = 0; j < l_height; ++j) {
11243 for (k = 0; k < l_width; ++k) {
11244 *(l_dest_ptr++) = *(l_src_ptr++);
11246 l_src_ptr += l_stride;
11249 p_data = (OPJ_BYTE*) l_dest_ptr;
11256 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
11257 opj_stream_private_t *p_stream,
11258 opj_event_mgr_t * p_manager)
11260 OPJ_UINT32 l_nb_bytes_written;
11261 OPJ_BYTE * l_current_data = 00;
11262 OPJ_UINT32 l_tile_size = 0;
11263 OPJ_UINT32 l_available_data;
11265 /* preconditions */
11266 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11268 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
11269 l_available_data = l_tile_size;
11270 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
11272 l_nb_bytes_written = 0;
11273 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
11274 l_available_data, p_stream, p_manager)) {
11277 l_current_data += l_nb_bytes_written;
11278 l_available_data -= l_nb_bytes_written;
11280 l_nb_bytes_written = 0;
11281 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
11282 l_available_data, p_stream, p_manager)) {
11286 l_available_data -= l_nb_bytes_written;
11287 l_nb_bytes_written = l_tile_size - l_available_data;
11289 if (opj_stream_write_data(p_stream,
11290 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
11291 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
11295 ++p_j2k->m_current_tile_number;
11300 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
11301 opj_event_mgr_t * p_manager)
11303 /* preconditions */
11304 assert(p_j2k != 00);
11305 assert(p_manager != 00);
11307 /* DEVELOPER CORNER, insert your custom procedures */
11308 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11309 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
11313 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11314 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11315 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
11320 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11321 (opj_procedure)opj_j2k_write_epc, p_manager)) {
11324 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11325 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
11328 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11329 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
11335 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
11336 opj_event_mgr_t * p_manager)
11338 /* preconditions */
11339 assert(p_j2k != 00);
11340 assert(p_manager != 00);
11342 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11343 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
11346 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11347 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
11351 /* DEVELOPER CORNER, add your custom validation procedure */
11352 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11353 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
11360 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
11361 opj_event_mgr_t * p_manager)
11363 /* preconditions */
11364 assert(p_j2k != 00);
11365 assert(p_manager != 00);
11367 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11368 (opj_procedure)opj_j2k_init_info, p_manager)) {
11371 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11372 (opj_procedure)opj_j2k_write_soc, p_manager)) {
11375 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11376 (opj_procedure)opj_j2k_write_siz, p_manager)) {
11379 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11380 (opj_procedure)opj_j2k_write_cod, p_manager)) {
11383 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11384 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
11387 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11388 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
11391 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11392 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
11396 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11397 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11398 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
11402 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
11403 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11404 (opj_procedure)opj_j2k_write_poc, p_manager)) {
11410 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11411 (opj_procedure)opj_j2k_write_regions, p_manager)) {
11415 if (p_j2k->m_cp.comment != 00) {
11416 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11417 (opj_procedure)opj_j2k_write_com, p_manager)) {
11422 /* DEVELOPER CORNER, insert your custom procedures */
11423 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
11424 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11425 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
11429 /* End of Developer Corner */
11431 if (p_j2k->cstr_index) {
11432 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11433 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
11438 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11439 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
11442 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11443 (opj_procedure)opj_j2k_update_rates, p_manager)) {
11450 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
11452 OPJ_UINT32 * p_data_written,
11453 OPJ_UINT32 p_total_data_size,
11454 opj_stream_private_t *p_stream,
11455 struct opj_event_mgr * p_manager)
11457 OPJ_UINT32 l_nb_bytes_written = 0;
11458 OPJ_UINT32 l_current_nb_bytes_written;
11459 OPJ_BYTE * l_begin_data = 00;
11461 opj_tcd_t * l_tcd = 00;
11462 opj_cp_t * l_cp = 00;
11464 l_tcd = p_j2k->m_tcd;
11465 l_cp = &(p_j2k->m_cp);
11467 l_tcd->cur_pino = 0;
11469 /*Get number of tile parts*/
11470 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11475 l_current_nb_bytes_written = 0;
11476 l_begin_data = p_data;
11477 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11482 l_nb_bytes_written += l_current_nb_bytes_written;
11483 p_data += l_current_nb_bytes_written;
11484 p_total_data_size -= l_current_nb_bytes_written;
11486 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
11488 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
11489 l_current_nb_bytes_written = 0;
11490 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11492 l_nb_bytes_written += l_current_nb_bytes_written;
11493 p_data += l_current_nb_bytes_written;
11494 p_total_data_size -= l_current_nb_bytes_written;
11496 l_current_nb_bytes_written = 0;
11497 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11499 l_nb_bytes_written += l_current_nb_bytes_written;
11500 p_data += l_current_nb_bytes_written;
11501 p_total_data_size -= l_current_nb_bytes_written;
11504 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
11505 l_current_nb_bytes_written = 0;
11506 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
11508 l_nb_bytes_written += l_current_nb_bytes_written;
11509 p_data += l_current_nb_bytes_written;
11510 p_total_data_size -= l_current_nb_bytes_written;
11514 l_current_nb_bytes_written = 0;
11515 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11516 p_total_data_size, p_stream, p_manager)) {
11520 l_nb_bytes_written += l_current_nb_bytes_written;
11521 * p_data_written = l_nb_bytes_written;
11523 /* Writing Psot in SOT marker */
11524 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
11527 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11528 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
11534 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
11536 OPJ_UINT32 * p_data_written,
11537 OPJ_UINT32 p_total_data_size,
11538 opj_stream_private_t *p_stream,
11539 struct opj_event_mgr * p_manager
11542 OPJ_UINT32 tilepartno = 0;
11543 OPJ_UINT32 l_nb_bytes_written = 0;
11544 OPJ_UINT32 l_current_nb_bytes_written;
11545 OPJ_UINT32 l_part_tile_size;
11546 OPJ_UINT32 tot_num_tp;
11549 OPJ_BYTE * l_begin_data;
11550 opj_tcp_t *l_tcp = 00;
11551 opj_tcd_t * l_tcd = 00;
11552 opj_cp_t * l_cp = 00;
11554 l_tcd = p_j2k->m_tcd;
11555 l_cp = &(p_j2k->m_cp);
11556 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
11558 /*Get number of tile parts*/
11559 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
11561 /* start writing remaining tile parts */
11562 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11563 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
11564 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11565 l_current_nb_bytes_written = 0;
11566 l_part_tile_size = 0;
11567 l_begin_data = p_data;
11569 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11574 l_nb_bytes_written += l_current_nb_bytes_written;
11575 p_data += l_current_nb_bytes_written;
11576 p_total_data_size -= l_current_nb_bytes_written;
11577 l_part_tile_size += l_current_nb_bytes_written;
11579 l_current_nb_bytes_written = 0;
11580 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11581 p_total_data_size, p_stream, p_manager)) {
11585 p_data += l_current_nb_bytes_written;
11586 l_nb_bytes_written += l_current_nb_bytes_written;
11587 p_total_data_size -= l_current_nb_bytes_written;
11588 l_part_tile_size += l_current_nb_bytes_written;
11590 /* Writing Psot in SOT marker */
11591 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11594 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11595 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11598 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11601 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
11602 l_tcd->cur_pino = pino;
11604 /*Get number of tile parts*/
11605 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
11606 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
11607 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11608 l_current_nb_bytes_written = 0;
11609 l_part_tile_size = 0;
11610 l_begin_data = p_data;
11612 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11617 l_nb_bytes_written += l_current_nb_bytes_written;
11618 p_data += l_current_nb_bytes_written;
11619 p_total_data_size -= l_current_nb_bytes_written;
11620 l_part_tile_size += l_current_nb_bytes_written;
11622 l_current_nb_bytes_written = 0;
11624 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11625 p_total_data_size, p_stream, p_manager)) {
11629 l_nb_bytes_written += l_current_nb_bytes_written;
11630 p_data += l_current_nb_bytes_written;
11631 p_total_data_size -= l_current_nb_bytes_written;
11632 l_part_tile_size += l_current_nb_bytes_written;
11634 /* Writing Psot in SOT marker */
11635 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11638 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11639 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11642 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11646 *p_data_written = l_nb_bytes_written;
11651 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
11652 struct opj_stream_private *p_stream,
11653 struct opj_event_mgr * p_manager)
11655 OPJ_UINT32 l_tlm_size;
11656 OPJ_OFF_T l_tlm_position, l_current_position;
11658 /* preconditions */
11659 assert(p_j2k != 00);
11660 assert(p_manager != 00);
11661 assert(p_stream != 00);
11663 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
11664 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
11665 l_current_position = opj_stream_tell(p_stream);
11667 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
11671 if (opj_stream_write_data(p_stream,
11672 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
11673 p_manager) != l_tlm_size) {
11677 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
11684 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
11685 struct opj_stream_private *p_stream,
11686 struct opj_event_mgr * p_manager)
11688 /* preconditions */
11689 assert(p_j2k != 00);
11690 assert(p_manager != 00);
11691 assert(p_stream != 00);
11693 OPJ_UNUSED(p_stream);
11694 OPJ_UNUSED(p_manager);
11696 opj_tcd_destroy(p_j2k->m_tcd);
11699 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
11700 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
11701 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
11702 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
11705 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
11706 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11707 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
11710 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
11716 * Destroys the memory associated with the decoding of headers.
11718 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
11719 opj_stream_private_t *p_stream,
11720 opj_event_mgr_t * p_manager
11723 /* preconditions */
11724 assert(p_j2k != 00);
11725 assert(p_stream != 00);
11726 assert(p_manager != 00);
11728 OPJ_UNUSED(p_stream);
11729 OPJ_UNUSED(p_manager);
11731 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
11732 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
11733 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
11736 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
11741 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
11742 struct opj_stream_private *p_stream,
11743 struct opj_event_mgr * p_manager)
11745 opj_codestream_info_t * l_cstr_info = 00;
11747 /* preconditions */
11748 assert(p_j2k != 00);
11749 assert(p_manager != 00);
11750 assert(p_stream != 00);
11753 OPJ_UNUSED(p_stream);
11755 /* TODO mergeV2: check this part which use cstr_info */
11756 /*l_cstr_info = p_j2k->cstr_info;
11760 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));
11762 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
11763 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
11765 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
11767 l_cstr_info->tw = p_j2k->m_cp.tw;
11768 l_cstr_info->th = p_j2k->m_cp.th;
11770 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
11771 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
11772 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
11773 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
11775 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
11777 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
11779 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
11781 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
11782 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
11785 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
11787 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
11789 /*l_cstr_info->maxmarknum = 100;
11790 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
11791 l_cstr_info->marknum = 0;
11794 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
11795 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
11800 * Creates a tile-coder decoder.
11802 * @param p_stream the stream to write data to.
11803 * @param p_j2k J2K codec.
11804 * @param p_manager the user event manager.
11806 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
11807 opj_stream_private_t *p_stream,
11808 opj_event_mgr_t * p_manager
11811 /* preconditions */
11812 assert(p_j2k != 00);
11813 assert(p_manager != 00);
11814 assert(p_stream != 00);
11816 OPJ_UNUSED(p_stream);
11818 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
11820 if (! p_j2k->m_tcd) {
11821 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
11825 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
11827 opj_tcd_destroy(p_j2k->m_tcd);
11835 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
11836 OPJ_UINT32 p_tile_index,
11838 OPJ_UINT32 p_data_size,
11839 opj_stream_private_t *p_stream,
11840 opj_event_mgr_t * p_manager)
11842 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
11843 opj_event_msg(p_manager, EVT_ERROR,
11844 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
11848 /* Allocate data */
11849 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11850 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
11852 if (! opj_alloc_tile_component_data(l_tilec)) {
11853 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11858 /* now copy data into the tile component */
11859 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
11860 opj_event_msg(p_manager, EVT_ERROR,
11861 "Size mismatch between tile data and sent data.");
11864 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11865 opj_event_msg(p_manager, EVT_ERROR,
11866 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);