2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
7 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8 * Copyright (c) 2002-2014, Professor Benoit Macq
9 * Copyright (c) 2001-2003, David Janssens
10 * Copyright (c) 2002-2003, Yannick Verschueren
11 * Copyright (c) 2003-2007, Francois-Olivier Devaux
12 * Copyright (c) 2003-2014, Antonin Descampe
13 * Copyright (c) 2005, Herve Drolon, FreeImage Team
14 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
15 * Copyright (c) 2006-2007, Parvatha Elangovan
16 * Copyright (c) 2010-2011, Kaori Hagihara
17 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
18 * Copyright (c) 2012, CS Systemes d'Information, France
19 * All rights reserved.
21 * Redistribution and use in source and binary forms, with or without
22 * modification, are permitted provided that the following conditions
24 * 1. Redistributions of source code must retain the above copyright
25 * notice, this list of conditions and the following disclaimer.
26 * 2. Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
31 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
34 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
35 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
36 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
37 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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39 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
40 * POSSIBILITY OF SUCH DAMAGE.
43 #include "opj_includes.h"
45 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
48 /** @name Local static functions */
51 #define OPJ_UNUSED(x) (void)x
54 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
56 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
57 opj_event_mgr_t * p_manager);
60 * The read header procedure.
62 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
63 opj_stream_private_t *p_stream,
64 opj_event_mgr_t * p_manager);
67 * The default encoding validation procedure without any extension.
69 * @param p_j2k the jpeg2000 codec to validate.
70 * @param p_stream the input stream to validate.
71 * @param p_manager the user event manager.
73 * @return true if the parameters are correct.
75 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
76 opj_stream_private_t *p_stream,
77 opj_event_mgr_t * p_manager);
80 * The default decoding validation procedure without any extension.
82 * @param p_j2k the jpeg2000 codec to validate.
83 * @param p_stream the input stream to validate.
84 * @param p_manager the user event manager.
86 * @return true if the parameters are correct.
88 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
89 opj_stream_private_t *p_stream,
90 opj_event_mgr_t * p_manager);
93 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
94 * are valid. Developpers wanting to extend the library can add their own validation procedures.
96 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
97 opj_event_mgr_t * p_manager);
100 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
101 * are valid. Developpers wanting to extend the library can add their own validation procedures.
103 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
104 opj_event_mgr_t * p_manager);
107 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
108 * are valid. Developpers wanting to extend the library can add their own validation procedures.
110 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
111 opj_event_mgr_t * p_manager);
114 * The mct encoding validation procedure.
116 * @param p_j2k the jpeg2000 codec to validate.
117 * @param p_stream the input stream to validate.
118 * @param p_manager the user event manager.
120 * @return true if the parameters are correct.
122 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
123 opj_stream_private_t *p_stream,
124 opj_event_mgr_t * p_manager);
127 * Builds the tcd decoder to use to decode tile.
129 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
130 opj_stream_private_t *p_stream,
131 opj_event_mgr_t * p_manager);
133 * Builds the tcd encoder to use to encode tile.
135 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
136 opj_stream_private_t *p_stream,
137 opj_event_mgr_t * p_manager);
140 * Creates a tile-coder decoder.
142 * @param p_stream the stream to write data to.
143 * @param p_j2k J2K codec.
144 * @param p_manager the user event manager.
146 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
147 opj_stream_private_t *p_stream,
148 opj_event_mgr_t * p_manager);
151 * Excutes the given procedures on the given codec.
153 * @param p_procedure_list the list of procedures to execute
154 * @param p_j2k the jpeg2000 codec to execute the procedures on.
155 * @param p_stream the stream to execute the procedures on.
156 * @param p_manager the user manager.
158 * @return true if all the procedures were successfully executed.
160 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
161 opj_procedure_list_t * p_procedure_list,
162 opj_stream_private_t *p_stream,
163 opj_event_mgr_t * p_manager);
166 * Updates the rates of the tcp.
168 * @param p_stream the stream to write data to.
169 * @param p_j2k J2K codec.
170 * @param p_manager the user event manager.
172 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
173 opj_stream_private_t *p_stream,
174 opj_event_mgr_t * p_manager);
177 * Copies the decoding tile parameters onto all the tile parameters.
178 * Creates also the tile decoder.
180 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
181 opj_stream_private_t *p_stream,
182 opj_event_mgr_t * p_manager);
185 * Destroys the memory associated with the decoding of headers.
187 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
188 opj_stream_private_t *p_stream,
189 opj_event_mgr_t * p_manager);
192 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
193 * with the marker value.
194 * @param p_id Marker value to look up
196 * @return the handler associated with the id.
198 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
202 * Destroys a tile coding parameter structure.
204 * @param p_tcp the tile coding parameter to destroy.
206 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
209 * Destroys the data inside a tile coding parameter structure.
211 * @param p_tcp the tile coding parameter which contain data to destroy.
213 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
216 * Destroys a coding parameter structure.
218 * @param p_cp the coding parameter to destroy.
220 static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
223 * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
225 * @param p_j2k J2K codec.
226 * @param p_tile_no Tile number
227 * @param p_first_comp_no The 1st component number to compare.
228 * @param p_second_comp_no The 1st component number to compare.
230 * @return OPJ_TRUE if SPCdod are equals.
232 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
233 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
236 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
238 * @param p_j2k J2K codec.
239 * @param p_tile_no FIXME DOC
240 * @param p_comp_no the component number to output.
241 * @param p_data FIXME DOC
242 * @param p_header_size FIXME DOC
243 * @param p_manager the user event manager.
247 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
248 OPJ_UINT32 p_tile_no,
249 OPJ_UINT32 p_comp_no,
251 OPJ_UINT32 * p_header_size,
252 opj_event_mgr_t * p_manager);
255 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
257 * @param p_j2k the J2K codec.
258 * @param p_tile_no the tile index.
259 * @param p_comp_no the component being outputted.
261 * @return the number of bytes taken by the SPCod element.
263 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
264 OPJ_UINT32 p_tile_no,
265 OPJ_UINT32 p_comp_no);
268 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
269 * @param p_j2k the jpeg2000 codec.
270 * @param compno FIXME DOC
271 * @param p_header_data the data contained in the COM box.
272 * @param p_header_size the size of the data contained in the COM marker.
273 * @param p_manager the user event manager.
275 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
277 OPJ_BYTE * p_header_data,
278 OPJ_UINT32 * p_header_size,
279 opj_event_mgr_t * p_manager);
282 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
284 * @param p_tile_no the tile index.
285 * @param p_comp_no the component being outputted.
286 * @param p_j2k the J2K codec.
288 * @return the number of bytes taken by the SPCod element.
290 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
291 OPJ_UINT32 p_tile_no,
292 OPJ_UINT32 p_comp_no);
295 * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
297 * @param p_j2k J2K codec.
298 * @param p_tile_no the tile to output.
299 * @param p_first_comp_no the first component number to compare.
300 * @param p_second_comp_no the second component number to compare.
302 * @return OPJ_TRUE if equals.
304 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
305 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
309 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
311 * @param p_tile_no the tile to output.
312 * @param p_comp_no the component number to output.
313 * @param p_data the data buffer.
314 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
315 * @param p_j2k J2K codec.
316 * @param p_manager the user event manager.
319 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
320 OPJ_UINT32 p_tile_no,
321 OPJ_UINT32 p_comp_no,
323 OPJ_UINT32 * p_header_size,
324 opj_event_mgr_t * p_manager);
327 * Updates the Tile Length Marker.
329 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
332 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
334 * @param p_j2k J2K codec.
335 * @param compno the component number to output.
336 * @param p_header_data the data buffer.
337 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
338 * @param p_manager the user event manager.
341 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
343 OPJ_BYTE * p_header_data,
344 OPJ_UINT32 * p_header_size,
345 opj_event_mgr_t * p_manager);
348 * Copies the tile component parameters of all the component from the first tile component.
350 * @param p_j2k the J2k codec.
352 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
355 * Copies the tile quantization parameters of all the component from the first tile component.
357 * @param p_j2k the J2k codec.
359 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
364 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
365 opj_stream_private_t *p_stream,
366 opj_event_mgr_t * p_manager);
368 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
369 OPJ_UINT32 p_tile_index,
370 opj_stream_private_t *p_stream,
371 opj_event_mgr_t * p_manager);
373 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
374 opj_image_t* p_output_image);
376 static void opj_get_tile_dimensions(opj_image_t * l_image,
377 opj_tcd_tilecomp_t * l_tilec,
378 opj_image_comp_t * l_img_comp,
379 OPJ_UINT32* l_size_comp,
381 OPJ_UINT32* l_height,
382 OPJ_UINT32* l_offset_x,
383 OPJ_UINT32* l_offset_y,
384 OPJ_UINT32* l_image_width,
385 OPJ_UINT32* l_stride,
386 OPJ_UINT32* l_tile_offset);
388 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
390 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
391 opj_stream_private_t *p_stream,
392 opj_event_mgr_t * p_manager);
395 * Sets up the procedures to do on writing header.
396 * Developers wanting to extend the library can add their own writing procedures.
398 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
399 opj_event_mgr_t * p_manager);
401 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
403 OPJ_UINT32 * p_data_written,
404 OPJ_UINT32 p_total_data_size,
405 opj_stream_private_t *p_stream,
406 struct opj_event_mgr * p_manager);
408 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
410 OPJ_UINT32 * p_data_written,
411 OPJ_UINT32 p_total_data_size,
412 opj_stream_private_t *p_stream,
413 struct opj_event_mgr * p_manager);
416 * Gets the offset of the header.
418 * @param p_stream the stream to write data to.
419 * @param p_j2k J2K codec.
420 * @param p_manager the user event manager.
422 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
423 opj_stream_private_t *p_stream,
424 opj_event_mgr_t * p_manager);
426 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
429 * -----------------------------------------------------------------------
430 * -----------------------------------------------------------------------
431 * -----------------------------------------------------------------------
435 * Writes the SOC marker (Start Of Codestream)
437 * @param p_stream the stream to write data to.
438 * @param p_j2k J2K codec.
439 * @param p_manager the user event manager.
441 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
442 opj_stream_private_t *p_stream,
443 opj_event_mgr_t * p_manager);
446 * Reads a SOC marker (Start of Codestream)
447 * @param p_j2k the jpeg2000 file codec.
448 * @param p_stream XXX needs data
449 * @param p_manager the user event manager.
451 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
452 opj_stream_private_t *p_stream,
453 opj_event_mgr_t * p_manager);
456 * Writes the SIZ marker (image and tile size)
458 * @param p_j2k J2K codec.
459 * @param p_stream the stream to write data to.
460 * @param p_manager the user event manager.
462 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
463 opj_stream_private_t *p_stream,
464 opj_event_mgr_t * p_manager);
467 * Reads a SIZ marker (image and tile size)
468 * @param p_j2k the jpeg2000 file codec.
469 * @param p_header_data the data contained in the SIZ box.
470 * @param p_header_size the size of the data contained in the SIZ marker.
471 * @param p_manager the user event manager.
473 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
474 OPJ_BYTE * p_header_data,
475 OPJ_UINT32 p_header_size,
476 opj_event_mgr_t * p_manager);
479 * Writes the COM marker (comment)
481 * @param p_stream the stream to write data to.
482 * @param p_j2k J2K codec.
483 * @param p_manager the user event manager.
485 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
486 opj_stream_private_t *p_stream,
487 opj_event_mgr_t * p_manager);
490 * Reads a COM marker (comments)
491 * @param p_j2k the jpeg2000 file codec.
492 * @param p_header_data the data contained in the COM box.
493 * @param p_header_size the size of the data contained in the COM marker.
494 * @param p_manager the user event manager.
496 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
497 OPJ_BYTE * p_header_data,
498 OPJ_UINT32 p_header_size,
499 opj_event_mgr_t * p_manager);
501 * Writes the COD marker (Coding style default)
503 * @param p_stream the stream to write data to.
504 * @param p_j2k J2K codec.
505 * @param p_manager the user event manager.
507 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
508 opj_stream_private_t *p_stream,
509 opj_event_mgr_t * p_manager);
512 * Reads a COD marker (Coding Styke defaults)
513 * @param p_header_data the data contained in the COD box.
514 * @param p_j2k the jpeg2000 codec.
515 * @param p_header_size the size of the data contained in the COD marker.
516 * @param p_manager the user event manager.
518 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
519 OPJ_BYTE * p_header_data,
520 OPJ_UINT32 p_header_size,
521 opj_event_mgr_t * p_manager);
524 * Compares 2 COC markers (Coding style component)
526 * @param p_j2k J2K codec.
527 * @param p_first_comp_no the index of the first component to compare.
528 * @param p_second_comp_no the index of the second component to compare.
530 * @return OPJ_TRUE if equals
532 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
533 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
536 * Writes the COC marker (Coding style component)
538 * @param p_j2k J2K codec.
539 * @param p_comp_no the index of the component to output.
540 * @param p_stream the stream to write data to.
541 * @param p_manager the user event manager.
543 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
544 OPJ_UINT32 p_comp_no,
545 opj_stream_private_t *p_stream,
546 opj_event_mgr_t * p_manager);
549 * Writes the COC marker (Coding style component)
551 * @param p_j2k J2K codec.
552 * @param p_comp_no the index of the component to output.
553 * @param p_data FIXME DOC
554 * @param p_data_written FIXME DOC
555 * @param p_manager the user event manager.
557 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
558 OPJ_UINT32 p_comp_no,
560 OPJ_UINT32 * p_data_written,
561 opj_event_mgr_t * p_manager);
564 * Gets the maximum size taken by a coc.
566 * @param p_j2k the jpeg2000 codec to use.
568 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
571 * Reads a COC marker (Coding Style Component)
572 * @param p_header_data the data contained in the COC box.
573 * @param p_j2k the jpeg2000 codec.
574 * @param p_header_size the size of the data contained in the COC marker.
575 * @param p_manager the user event manager.
577 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
578 OPJ_BYTE * p_header_data,
579 OPJ_UINT32 p_header_size,
580 opj_event_mgr_t * p_manager);
583 * Writes the QCD marker (quantization default)
585 * @param p_j2k J2K codec.
586 * @param p_stream the stream to write data to.
587 * @param p_manager the user event manager.
589 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
590 opj_stream_private_t *p_stream,
591 opj_event_mgr_t * p_manager);
594 * Reads a QCD marker (Quantization defaults)
595 * @param p_header_data the data contained in the QCD box.
596 * @param p_j2k the jpeg2000 codec.
597 * @param p_header_size the size of the data contained in the QCD marker.
598 * @param p_manager the user event manager.
600 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
601 OPJ_BYTE * p_header_data,
602 OPJ_UINT32 p_header_size,
603 opj_event_mgr_t * p_manager);
606 * Compare QCC markers (quantization component)
608 * @param p_j2k J2K codec.
609 * @param p_first_comp_no the index of the first component to compare.
610 * @param p_second_comp_no the index of the second component to compare.
612 * @return OPJ_TRUE if equals.
614 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
615 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
618 * Writes the QCC marker (quantization component)
620 * @param p_comp_no the index of the component to output.
621 * @param p_stream the stream to write data to.
622 * @param p_j2k J2K codec.
623 * @param p_manager the user event manager.
625 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
626 OPJ_UINT32 p_comp_no,
627 opj_stream_private_t *p_stream,
628 opj_event_mgr_t * p_manager);
631 * Writes the QCC marker (quantization component)
633 * @param p_j2k J2K codec.
634 * @param p_comp_no the index of the component to output.
635 * @param p_data FIXME DOC
636 * @param p_data_written the stream to write data to.
637 * @param p_manager the user event manager.
639 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
640 OPJ_UINT32 p_comp_no,
642 OPJ_UINT32 * p_data_written,
643 opj_event_mgr_t * p_manager);
646 * Gets the maximum size taken by a qcc.
648 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
651 * Reads a QCC marker (Quantization component)
652 * @param p_header_data the data contained in the QCC box.
653 * @param p_j2k the jpeg2000 codec.
654 * @param p_header_size the size of the data contained in the QCC marker.
655 * @param p_manager the user event manager.
657 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
658 OPJ_BYTE * p_header_data,
659 OPJ_UINT32 p_header_size,
660 opj_event_mgr_t * p_manager);
662 * Writes the POC marker (Progression Order Change)
664 * @param p_stream the stream to write data to.
665 * @param p_j2k J2K codec.
666 * @param p_manager the user event manager.
668 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
669 opj_stream_private_t *p_stream,
670 opj_event_mgr_t * p_manager);
672 * Writes the POC marker (Progression Order Change)
674 * @param p_j2k J2K codec.
675 * @param p_data FIXME DOC
676 * @param p_data_written the stream to write data to.
677 * @param p_manager the user event manager.
679 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
681 OPJ_UINT32 * p_data_written,
682 opj_event_mgr_t * p_manager);
684 * Gets the maximum size taken by the writing of a POC.
686 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
689 * Reads a POC marker (Progression Order Change)
691 * @param p_header_data the data contained in the POC box.
692 * @param p_j2k the jpeg2000 codec.
693 * @param p_header_size the size of the data contained in the POC marker.
694 * @param p_manager the user event manager.
696 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
697 OPJ_BYTE * p_header_data,
698 OPJ_UINT32 p_header_size,
699 opj_event_mgr_t * p_manager);
702 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
704 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
707 * Gets the maximum size taken by the headers of the SOT.
709 * @param p_j2k the jpeg2000 codec to use.
711 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
714 * Reads a CRG marker (Component registration)
716 * @param p_header_data the data contained in the TLM box.
717 * @param p_j2k the jpeg2000 codec.
718 * @param p_header_size the size of the data contained in the TLM marker.
719 * @param p_manager the user event manager.
721 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
722 OPJ_BYTE * p_header_data,
723 OPJ_UINT32 p_header_size,
724 opj_event_mgr_t * p_manager);
726 * Reads a TLM marker (Tile Length Marker)
728 * @param p_header_data the data contained in the TLM box.
729 * @param p_j2k the jpeg2000 codec.
730 * @param p_header_size the size of the data contained in the TLM marker.
731 * @param p_manager the user event manager.
733 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
734 OPJ_BYTE * p_header_data,
735 OPJ_UINT32 p_header_size,
736 opj_event_mgr_t * p_manager);
739 * Writes the updated tlm.
741 * @param p_stream the stream to write data to.
742 * @param p_j2k J2K codec.
743 * @param p_manager the user event manager.
745 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
746 opj_stream_private_t *p_stream,
747 opj_event_mgr_t * p_manager);
750 * Reads a PLM marker (Packet length, main header marker)
752 * @param p_header_data the data contained in the TLM box.
753 * @param p_j2k the jpeg2000 codec.
754 * @param p_header_size the size of the data contained in the TLM marker.
755 * @param p_manager the user event manager.
757 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
758 OPJ_BYTE * p_header_data,
759 OPJ_UINT32 p_header_size,
760 opj_event_mgr_t * p_manager);
762 * Reads a PLT marker (Packet length, tile-part header)
764 * @param p_header_data the data contained in the PLT box.
765 * @param p_j2k the jpeg2000 codec.
766 * @param p_header_size the size of the data contained in the PLT marker.
767 * @param p_manager the user event manager.
769 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
770 OPJ_BYTE * p_header_data,
771 OPJ_UINT32 p_header_size,
772 opj_event_mgr_t * p_manager);
775 * Reads a PPM marker (Packed headers, main header)
777 * @param p_header_data the data contained in the POC box.
778 * @param p_j2k the jpeg2000 codec.
779 * @param p_header_size the size of the data contained in the POC marker.
780 * @param p_manager the user event manager.
783 static OPJ_BOOL opj_j2k_read_ppm(
785 OPJ_BYTE * p_header_data,
786 OPJ_UINT32 p_header_size,
787 opj_event_mgr_t * p_manager);
790 * Merges all PPM markers read (Packed headers, main header)
792 * @param p_cp main coding parameters.
793 * @param p_manager the user event manager.
795 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
798 * Reads a PPT marker (Packed packet headers, tile-part header)
800 * @param p_header_data the data contained in the PPT box.
801 * @param p_j2k the jpeg2000 codec.
802 * @param p_header_size the size of the data contained in the PPT marker.
803 * @param p_manager the user event manager.
805 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
806 OPJ_BYTE * p_header_data,
807 OPJ_UINT32 p_header_size,
808 opj_event_mgr_t * p_manager);
811 * Merges all PPT markers read (Packed headers, tile-part header)
813 * @param p_tcp the tile.
814 * @param p_manager the user event manager.
816 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
817 opj_event_mgr_t * p_manager);
821 * Writes the TLM marker (Tile Length Marker)
823 * @param p_stream the stream to write data to.
824 * @param p_j2k J2K codec.
825 * @param p_manager the user event manager.
827 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
828 opj_stream_private_t *p_stream,
829 opj_event_mgr_t * p_manager);
832 * Writes the SOT marker (Start of tile-part)
834 * @param p_j2k J2K codec.
835 * @param p_data FIXME DOC
836 * @param p_data_written FIXME DOC
837 * @param p_stream the stream to write data to.
838 * @param p_manager the user event manager.
840 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
842 OPJ_UINT32 * p_data_written,
843 const opj_stream_private_t *p_stream,
844 opj_event_mgr_t * p_manager);
847 * Reads values from a SOT marker (Start of tile-part)
849 * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
851 * @param p_header_data the data contained in the SOT marker.
852 * @param p_header_size the size of the data contained in the SOT marker.
853 * @param p_tile_no Isot.
854 * @param p_tot_len Psot.
855 * @param p_current_part TPsot.
856 * @param p_num_parts TNsot.
857 * @param p_manager the user event manager.
859 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
860 OPJ_UINT32 p_header_size,
861 OPJ_UINT32* p_tile_no,
862 OPJ_UINT32* p_tot_len,
863 OPJ_UINT32* p_current_part,
864 OPJ_UINT32* p_num_parts,
865 opj_event_mgr_t * p_manager);
867 * Reads a SOT marker (Start of tile-part)
869 * @param p_header_data the data contained in the SOT marker.
870 * @param p_j2k the jpeg2000 codec.
871 * @param p_header_size the size of the data contained in the PPT marker.
872 * @param p_manager the user event manager.
874 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
875 OPJ_BYTE * p_header_data,
876 OPJ_UINT32 p_header_size,
877 opj_event_mgr_t * p_manager);
879 * Writes the SOD marker (Start of data)
881 * @param p_j2k J2K codec.
882 * @param p_tile_coder FIXME DOC
883 * @param p_data FIXME DOC
884 * @param p_data_written FIXME DOC
885 * @param p_total_data_size FIXME DOC
886 * @param p_stream the stream to write data to.
887 * @param p_manager the user event manager.
889 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
890 opj_tcd_t * p_tile_coder,
892 OPJ_UINT32 * p_data_written,
893 OPJ_UINT32 p_total_data_size,
894 const opj_stream_private_t *p_stream,
895 opj_event_mgr_t * p_manager);
898 * Reads a SOD marker (Start Of Data)
900 * @param p_j2k the jpeg2000 codec.
901 * @param p_stream FIXME DOC
902 * @param p_manager the user event manager.
904 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
905 opj_stream_private_t *p_stream,
906 opj_event_mgr_t * p_manager);
908 static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
910 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
911 p_j2k->m_current_tile_number, 1); /* PSOT */
912 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
914 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
915 p_tile_part_size, 4); /* PSOT */
916 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
920 * Writes the RGN marker (Region Of Interest)
922 * @param p_tile_no the tile to output
923 * @param p_comp_no the component to output
924 * @param nb_comps the number of components
925 * @param p_stream the stream to write data to.
926 * @param p_j2k J2K codec.
927 * @param p_manager the user event manager.
929 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
930 OPJ_UINT32 p_tile_no,
931 OPJ_UINT32 p_comp_no,
933 opj_stream_private_t *p_stream,
934 opj_event_mgr_t * p_manager);
937 * Reads a RGN marker (Region Of Interest)
939 * @param p_header_data the data contained in the POC box.
940 * @param p_j2k the jpeg2000 codec.
941 * @param p_header_size the size of the data contained in the POC marker.
942 * @param p_manager the user event manager.
944 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
945 OPJ_BYTE * p_header_data,
946 OPJ_UINT32 p_header_size,
947 opj_event_mgr_t * p_manager);
950 * Writes the EOC marker (End of Codestream)
952 * @param p_stream the stream to write data to.
953 * @param p_j2k J2K codec.
954 * @param p_manager the user event manager.
956 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
957 opj_stream_private_t *p_stream,
958 opj_event_mgr_t * p_manager);
962 * Reads a EOC marker (End Of Codestream)
964 * @param p_j2k the jpeg2000 codec.
965 * @param p_stream FIXME DOC
966 * @param p_manager the user event manager.
968 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
969 opj_stream_private_t *p_stream,
970 opj_event_mgr_t * p_manager);
974 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
976 * @param p_stream the stream to write data to.
977 * @param p_j2k J2K codec.
978 * @param p_manager the user event manager.
980 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
981 opj_stream_private_t *p_stream,
982 opj_event_mgr_t * p_manager);
987 * @param p_stream the stream to write data to.
988 * @param p_j2k J2K codec.
989 * @param p_manager the user event manager.
991 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
992 opj_stream_private_t *p_stream,
993 opj_event_mgr_t * p_manager);
996 Add main header marker information
997 @param cstr_index Codestream information structure
998 @param type marker type
999 @param pos byte offset of marker segment
1000 @param len length of marker segment
1002 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
1003 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
1005 Add tile header marker information
1006 @param tileno tile index number
1007 @param cstr_index Codestream information structure
1008 @param type marker type
1009 @param pos byte offset of marker segment
1010 @param len length of marker segment
1012 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
1013 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
1017 * Reads an unknown marker
1019 * @param p_j2k the jpeg2000 codec.
1020 * @param p_stream the stream object to read from.
1021 * @param output_marker FIXME DOC
1022 * @param p_manager the user event manager.
1024 * @return true if the marker could be deduced.
1026 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
1027 opj_stream_private_t *p_stream,
1028 OPJ_UINT32 *output_marker,
1029 opj_event_mgr_t * p_manager);
1032 * Writes the MCT marker (Multiple Component Transform)
1034 * @param p_j2k J2K codec.
1035 * @param p_mct_record FIXME DOC
1036 * @param p_stream the stream to write data to.
1037 * @param p_manager the user event manager.
1039 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
1040 opj_mct_data_t * p_mct_record,
1041 opj_stream_private_t *p_stream,
1042 opj_event_mgr_t * p_manager);
1045 * Reads a MCT marker (Multiple Component Transform)
1047 * @param p_header_data the data contained in the MCT box.
1048 * @param p_j2k the jpeg2000 codec.
1049 * @param p_header_size the size of the data contained in the MCT marker.
1050 * @param p_manager the user event manager.
1052 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
1053 OPJ_BYTE * p_header_data,
1054 OPJ_UINT32 p_header_size,
1055 opj_event_mgr_t * p_manager);
1058 * Writes the MCC marker (Multiple Component Collection)
1060 * @param p_j2k J2K codec.
1061 * @param p_mcc_record FIXME DOC
1062 * @param p_stream the stream to write data to.
1063 * @param p_manager the user event manager.
1065 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
1066 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
1067 opj_stream_private_t *p_stream,
1068 opj_event_mgr_t * p_manager);
1071 * Reads a MCC marker (Multiple Component Collection)
1073 * @param p_header_data the data contained in the MCC box.
1074 * @param p_j2k the jpeg2000 codec.
1075 * @param p_header_size the size of the data contained in the MCC marker.
1076 * @param p_manager the user event manager.
1078 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
1079 OPJ_BYTE * p_header_data,
1080 OPJ_UINT32 p_header_size,
1081 opj_event_mgr_t * p_manager);
1084 * Writes the MCO marker (Multiple component transformation ordering)
1086 * @param p_stream the stream to write data to.
1087 * @param p_j2k J2K codec.
1088 * @param p_manager the user event manager.
1090 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
1091 opj_stream_private_t *p_stream,
1092 opj_event_mgr_t * p_manager);
1095 * Reads a MCO marker (Multiple Component Transform Ordering)
1097 * @param p_header_data the data contained in the MCO box.
1098 * @param p_j2k the jpeg2000 codec.
1099 * @param p_header_size the size of the data contained in the MCO marker.
1100 * @param p_manager the user event manager.
1102 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
1103 OPJ_BYTE * p_header_data,
1104 OPJ_UINT32 p_header_size,
1105 opj_event_mgr_t * p_manager);
1107 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
1108 OPJ_UINT32 p_index);
1110 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1111 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1112 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1113 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1114 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1115 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1116 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1117 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1119 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1120 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1121 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1122 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1123 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1124 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1125 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1126 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1128 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1129 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1130 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1131 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1132 static void opj_j2k_write_float_to_float(const void * p_src_data,
1133 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1134 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1135 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1138 * Ends the encoding, i.e. frees memory.
1140 * @param p_stream the stream to write data to.
1141 * @param p_j2k J2K codec.
1142 * @param p_manager the user event manager.
1144 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
1145 opj_stream_private_t *p_stream,
1146 opj_event_mgr_t * p_manager);
1149 * Writes the CBD marker (Component bit depth definition)
1151 * @param p_stream the stream to write data to.
1152 * @param p_j2k J2K codec.
1153 * @param p_manager the user event manager.
1155 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
1156 opj_stream_private_t *p_stream,
1157 opj_event_mgr_t * p_manager);
1160 * Reads a CBD marker (Component bit depth definition)
1161 * @param p_header_data the data contained in the CBD box.
1162 * @param p_j2k the jpeg2000 codec.
1163 * @param p_header_size the size of the data contained in the CBD marker.
1164 * @param p_manager the user event manager.
1166 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
1167 OPJ_BYTE * p_header_data,
1168 OPJ_UINT32 p_header_size,
1169 opj_event_mgr_t * p_manager);
1173 * Writes COC marker for each component.
1175 * @param p_stream the stream to write data to.
1176 * @param p_j2k J2K codec.
1177 * @param p_manager the user event manager.
1179 static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
1180 opj_stream_private_t *p_stream,
1181 opj_event_mgr_t * p_manager);
1184 * Writes QCC marker for each component.
1186 * @param p_stream the stream to write data to.
1187 * @param p_j2k J2K codec.
1188 * @param p_manager the user event manager.
1190 static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
1191 opj_stream_private_t *p_stream,
1192 opj_event_mgr_t * p_manager);
1195 * Writes regions of interests.
1197 * @param p_stream the stream to write data to.
1198 * @param p_j2k J2K codec.
1199 * @param p_manager the user event manager.
1201 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
1202 opj_stream_private_t *p_stream,
1203 opj_event_mgr_t * p_manager);
1208 * @param p_stream the stream to write data to.
1209 * @param p_j2k J2K codec.
1210 * @param p_manager the user event manager.
1212 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
1213 opj_stream_private_t *p_stream,
1214 opj_event_mgr_t * p_manager);
1217 * Checks the progression order changes values. Tells of the poc given as input are valid.
1218 * A nice message is outputted at errors.
1220 * @param p_pocs the progression order changes.
1221 * @param p_nb_pocs the number of progression order changes.
1222 * @param p_nb_resolutions the number of resolutions.
1223 * @param numcomps the number of components
1224 * @param numlayers the number of layers.
1225 * @param p_manager the user event manager.
1227 * @return true if the pocs are valid.
1229 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1230 OPJ_UINT32 p_nb_pocs,
1231 OPJ_UINT32 p_nb_resolutions,
1232 OPJ_UINT32 numcomps,
1233 OPJ_UINT32 numlayers,
1234 opj_event_mgr_t * p_manager);
1237 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1239 * @param cp the coding parameters.
1240 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1241 * @param tileno the given tile.
1243 * @return the number of tile parts.
1245 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1249 * Calculates the total number of tile parts needed by the encoder to
1250 * encode such an image. If not enough memory is available, then the function return false.
1252 * @param p_nb_tiles pointer that will hold the number of tile parts.
1253 * @param cp the coding parameters for the image.
1254 * @param image the image to encode.
1255 * @param p_j2k the p_j2k encoder.
1256 * @param p_manager the user event manager.
1258 * @return true if the function was successful, false else.
1260 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1262 OPJ_UINT32 * p_nb_tiles,
1264 opj_event_mgr_t * p_manager);
1266 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1268 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1270 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1272 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
1274 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
1276 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1278 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
1279 opj_image_t *image, opj_event_mgr_t *p_manager);
1281 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
1282 opj_event_mgr_t *p_manager);
1285 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1287 * @param p_stream the stream to read data from.
1288 * @param tile_no tile number we're looking for.
1289 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1290 * @param p_manager the user event manager.
1292 * @return true if the function was successful, false else.
1294 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
1295 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
1296 opj_event_mgr_t * p_manager);
1302 /* ----------------------------------------------------------------------- */
1303 typedef struct j2k_prog_order {
1304 OPJ_PROG_ORDER enum_prog;
1308 static j2k_prog_order_t j2k_prog_order_list[] = {
1314 {(OPJ_PROG_ORDER) - 1, ""}
1320 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
1327 typedef void (* opj_j2k_mct_function)(const void * p_src_data,
1328 void * p_dest_data, OPJ_UINT32 p_nb_elem);
1330 static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
1331 opj_j2k_read_int16_to_float,
1332 opj_j2k_read_int32_to_float,
1333 opj_j2k_read_float32_to_float,
1334 opj_j2k_read_float64_to_float
1337 static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
1338 opj_j2k_read_int16_to_int32,
1339 opj_j2k_read_int32_to_int32,
1340 opj_j2k_read_float32_to_int32,
1341 opj_j2k_read_float64_to_int32
1344 static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
1345 opj_j2k_write_float_to_int16,
1346 opj_j2k_write_float_to_int32,
1347 opj_j2k_write_float_to_float,
1348 opj_j2k_write_float_to_float64
1351 typedef struct opj_dec_memory_marker_handler {
1354 /** value of the state when the marker can appear */
1356 /** action linked to the marker */
1357 OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
1358 OPJ_BYTE * p_header_data,
1359 OPJ_UINT32 p_header_size,
1360 opj_event_mgr_t * p_manager);
1362 opj_dec_memory_marker_handler_t;
1364 static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1366 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1367 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1368 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1369 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1370 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1371 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1372 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1373 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1374 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1375 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1376 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1377 {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
1378 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1380 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1381 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1382 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1383 {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
1384 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1385 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1387 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1388 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1389 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1390 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1391 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1393 #endif /* USE_JPWL */
1395 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1396 {J2K_MS_INSEC, 0, j2k_read_insec}
1397 #endif /* USE_JPSEC */
1398 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1401 static void opj_j2k_read_int16_to_float(const void * p_src_data,
1402 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1404 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1405 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1409 for (i = 0; i < p_nb_elem; ++i) {
1410 opj_read_bytes(l_src_data, &l_temp, 2);
1412 l_src_data += sizeof(OPJ_INT16);
1414 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1418 static void opj_j2k_read_int32_to_float(const void * p_src_data,
1419 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1421 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1422 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1426 for (i = 0; i < p_nb_elem; ++i) {
1427 opj_read_bytes(l_src_data, &l_temp, 4);
1429 l_src_data += sizeof(OPJ_INT32);
1431 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1435 static void opj_j2k_read_float32_to_float(const void * p_src_data,
1436 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1438 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1439 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1443 for (i = 0; i < p_nb_elem; ++i) {
1444 opj_read_float(l_src_data, &l_temp);
1446 l_src_data += sizeof(OPJ_FLOAT32);
1448 *(l_dest_data++) = l_temp;
1452 static void opj_j2k_read_float64_to_float(const void * p_src_data,
1453 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1455 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1456 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1460 for (i = 0; i < p_nb_elem; ++i) {
1461 opj_read_double(l_src_data, &l_temp);
1463 l_src_data += sizeof(OPJ_FLOAT64);
1465 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1469 static void opj_j2k_read_int16_to_int32(const void * p_src_data,
1470 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1472 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1473 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1477 for (i = 0; i < p_nb_elem; ++i) {
1478 opj_read_bytes(l_src_data, &l_temp, 2);
1480 l_src_data += sizeof(OPJ_INT16);
1482 *(l_dest_data++) = (OPJ_INT32) l_temp;
1486 static void opj_j2k_read_int32_to_int32(const void * p_src_data,
1487 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1489 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1490 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1494 for (i = 0; i < p_nb_elem; ++i) {
1495 opj_read_bytes(l_src_data, &l_temp, 4);
1497 l_src_data += sizeof(OPJ_INT32);
1499 *(l_dest_data++) = (OPJ_INT32) l_temp;
1503 static void opj_j2k_read_float32_to_int32(const void * p_src_data,
1504 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1506 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1507 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1511 for (i = 0; i < p_nb_elem; ++i) {
1512 opj_read_float(l_src_data, &l_temp);
1514 l_src_data += sizeof(OPJ_FLOAT32);
1516 *(l_dest_data++) = (OPJ_INT32) l_temp;
1520 static void opj_j2k_read_float64_to_int32(const void * p_src_data,
1521 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1523 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1524 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1528 for (i = 0; i < p_nb_elem; ++i) {
1529 opj_read_double(l_src_data, &l_temp);
1531 l_src_data += sizeof(OPJ_FLOAT64);
1533 *(l_dest_data++) = (OPJ_INT32) l_temp;
1537 static void opj_j2k_write_float_to_int16(const void * p_src_data,
1538 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1540 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1541 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1545 for (i = 0; i < p_nb_elem; ++i) {
1546 l_temp = (OPJ_UINT32) * (l_src_data++);
1548 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
1550 l_dest_data += sizeof(OPJ_INT16);
1554 static void opj_j2k_write_float_to_int32(const void * p_src_data,
1555 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1557 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1558 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1562 for (i = 0; i < p_nb_elem; ++i) {
1563 l_temp = (OPJ_UINT32) * (l_src_data++);
1565 opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
1567 l_dest_data += sizeof(OPJ_INT32);
1571 static void opj_j2k_write_float_to_float(const void * p_src_data,
1572 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1574 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1575 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1579 for (i = 0; i < p_nb_elem; ++i) {
1580 l_temp = (OPJ_FLOAT32) * (l_src_data++);
1582 opj_write_float(l_dest_data, l_temp);
1584 l_dest_data += sizeof(OPJ_FLOAT32);
1588 static void opj_j2k_write_float_to_float64(const void * p_src_data,
1589 void * p_dest_data, OPJ_UINT32 p_nb_elem)
1591 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1592 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1596 for (i = 0; i < p_nb_elem; ++i) {
1597 l_temp = (OPJ_FLOAT64) * (l_src_data++);
1599 opj_write_double(l_dest_data, l_temp);
1601 l_dest_data += sizeof(OPJ_FLOAT64);
1605 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
1607 j2k_prog_order_t *po;
1608 for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
1609 if (po->enum_prog == prg_order) {
1610 return po->str_prog;
1613 return po->str_prog;
1616 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
1617 OPJ_UINT32 p_nb_pocs,
1618 OPJ_UINT32 p_nb_resolutions,
1619 OPJ_UINT32 p_num_comps,
1620 OPJ_UINT32 p_num_layers,
1621 opj_event_mgr_t * p_manager)
1623 OPJ_UINT32* packet_array;
1624 OPJ_UINT32 index, resno, compno, layno;
1626 OPJ_UINT32 step_c = 1;
1627 OPJ_UINT32 step_r = p_num_comps * step_c;
1628 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1629 OPJ_BOOL loss = OPJ_FALSE;
1630 OPJ_UINT32 layno0 = 0;
1632 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
1633 sizeof(OPJ_UINT32));
1634 if (packet_array == 00) {
1635 opj_event_msg(p_manager, EVT_ERROR,
1636 "Not enough memory for checking the poc values.\n");
1640 if (p_nb_pocs == 0) {
1641 opj_free(packet_array);
1645 index = step_r * p_pocs->resno0;
1646 /* take each resolution for each poc */
1647 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1648 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1650 /* take each comp of each resolution for each poc */
1651 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1652 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1654 /* and finally take each layer of each res of ... */
1655 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1656 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1657 packet_array[comp_index] = 1;
1658 comp_index += step_l;
1661 res_index += step_c;
1668 /* iterate through all the pocs */
1669 for (i = 1; i < p_nb_pocs ; ++i) {
1670 OPJ_UINT32 l_last_layno1 = (p_pocs - 1)->layno1 ;
1672 layno0 = (p_pocs->layno1 > l_last_layno1) ? l_last_layno1 : 0;
1673 index = step_r * p_pocs->resno0;
1675 /* take each resolution for each poc */
1676 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1677 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1679 /* take each comp of each resolution for each poc */
1680 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1681 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1683 /* and finally take each layer of each res of ... */
1684 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1685 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1686 packet_array[comp_index] = 1;
1687 comp_index += step_l;
1690 res_index += step_c;
1700 for (layno = 0; layno < p_num_layers ; ++layno) {
1701 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1702 for (compno = 0; compno < p_num_comps; ++compno) {
1703 loss |= (packet_array[index] != 1);
1704 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1711 opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
1714 opj_free(packet_array);
1719 /* ----------------------------------------------------------------------- */
1721 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
1724 const OPJ_CHAR *prog = 00;
1726 OPJ_UINT32 tpnum = 1;
1727 opj_tcp_t *tcp = 00;
1728 opj_poc_t * l_current_poc = 00;
1731 assert(tileno < (cp->tw * cp->th));
1732 assert(pino < (cp->tcps[tileno].numpocs + 1));
1734 /* get the given tile coding parameter */
1735 tcp = &cp->tcps[tileno];
1738 l_current_poc = &(tcp->pocs[pino]);
1739 assert(l_current_poc != 0);
1741 /* get the progression order as a character string */
1742 prog = opj_j2k_convert_progression_order(tcp->prg);
1743 assert(strlen(prog) > 0);
1745 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1746 for (i = 0; i < 4; ++i) {
1748 /* component wise */
1750 tpnum *= l_current_poc->compE;
1752 /* resolution wise */
1754 tpnum *= l_current_poc->resE;
1758 tpnum *= l_current_poc->prcE;
1762 tpnum *= l_current_poc->layE;
1765 /* whould we split here ? */
1766 if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
1767 cp->m_specific_param.m_enc.m_tp_pos = i;
1778 static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
1780 OPJ_UINT32 * p_nb_tiles,
1782 opj_event_mgr_t * p_manager
1785 OPJ_UINT32 pino, tileno;
1786 OPJ_UINT32 l_nb_tiles;
1790 assert(p_nb_tiles != 00);
1792 assert(image != 00);
1793 assert(p_j2k != 00);
1794 assert(p_manager != 00);
1797 OPJ_UNUSED(p_manager);
1799 l_nb_tiles = cp->tw * cp->th;
1804 /* TODO mergeV2: check this part which use cstr_info */
1805 /*if (p_j2k->cstr_info) {
1806 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1808 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1809 OPJ_UINT32 cur_totnum_tp = 0;
1811 opj_pi_update_encoding_parameters(image,cp,tileno);
1813 for (pino = 0; pino <= tcp->numpocs; ++pino)
1815 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1817 *p_nb_tiles = *p_nb_tiles + tp_num;
1819 cur_totnum_tp += tp_num;
1822 tcp->m_nb_tile_parts = cur_totnum_tp;
1824 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1825 if (l_info_tile_ptr->tp == 00) {
1829 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1831 l_info_tile_ptr->num_tps = cur_totnum_tp;
1838 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1839 OPJ_UINT32 cur_totnum_tp = 0;
1841 opj_pi_update_encoding_parameters(image, cp, tileno);
1843 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1844 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
1846 *p_nb_tiles = *p_nb_tiles + tp_num;
1848 cur_totnum_tp += tp_num;
1850 tcp->m_nb_tile_parts = cur_totnum_tp;
1859 static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
1860 opj_stream_private_t *p_stream,
1861 opj_event_mgr_t * p_manager)
1863 /* 2 bytes will be written */
1864 OPJ_BYTE * l_start_stream = 00;
1867 assert(p_stream != 00);
1868 assert(p_j2k != 00);
1869 assert(p_manager != 00);
1871 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1873 /* write SOC identifier */
1874 opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
1876 if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
1882 /* update markers struct */
1884 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1886 assert(0 && "TODO");
1887 #endif /* USE_JPWL */
1894 * Reads a SOC marker (Start of Codestream)
1895 * @param p_j2k the jpeg2000 file codec.
1896 * @param p_stream FIXME DOC
1897 * @param p_manager the user event manager.
1899 static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
1900 opj_stream_private_t *p_stream,
1901 opj_event_mgr_t * p_manager
1904 OPJ_BYTE l_data [2];
1905 OPJ_UINT32 l_marker;
1908 assert(p_j2k != 00);
1909 assert(p_manager != 00);
1910 assert(p_stream != 00);
1912 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
1916 opj_read_bytes(l_data, &l_marker, 2);
1917 if (l_marker != J2K_MS_SOC) {
1921 /* Next marker should be a SIZ marker in the main header */
1922 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1924 /* FIXME move it in a index structure included in p_j2k*/
1925 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1927 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n",
1928 p_j2k->cstr_index->main_head_start);
1930 /* Add the marker to the codestream index*/
1931 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
1932 p_j2k->cstr_index->main_head_start, 2)) {
1933 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1939 static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
1940 opj_stream_private_t *p_stream,
1941 opj_event_mgr_t * p_manager)
1944 OPJ_UINT32 l_size_len;
1945 OPJ_BYTE * l_current_ptr;
1946 opj_image_t * l_image = 00;
1948 opj_image_comp_t * l_img_comp = 00;
1951 assert(p_stream != 00);
1952 assert(p_j2k != 00);
1953 assert(p_manager != 00);
1955 l_image = p_j2k->m_private_image;
1956 cp = &(p_j2k->m_cp);
1957 l_size_len = 40 + 3 * l_image->numcomps;
1958 l_img_comp = l_image->comps;
1960 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1962 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
1963 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1964 if (! new_header_tile_data) {
1965 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1966 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1967 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1968 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1971 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1972 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1975 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1977 /* write SOC identifier */
1978 opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
1981 opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
1984 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1987 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1990 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1993 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1996 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1999 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
2002 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
2005 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
2008 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
2011 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
2014 for (i = 0; i < l_image->numcomps; ++i) {
2015 /* TODO here with MCT ? */
2016 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
2020 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
2023 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
2029 if (opj_stream_write_data(p_stream,
2030 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
2031 p_manager) != l_size_len) {
2039 * Reads a SIZ marker (image and tile size)
2040 * @param p_j2k the jpeg2000 file codec.
2041 * @param p_header_data the data contained in the SIZ box.
2042 * @param p_header_size the size of the data contained in the SIZ marker.
2043 * @param p_manager the user event manager.
2045 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
2046 OPJ_BYTE * p_header_data,
2047 OPJ_UINT32 p_header_size,
2048 opj_event_mgr_t * p_manager
2052 OPJ_UINT32 l_nb_comp;
2053 OPJ_UINT32 l_nb_comp_remain;
2054 OPJ_UINT32 l_remaining_size;
2055 OPJ_UINT32 l_nb_tiles;
2056 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2057 opj_image_t *l_image = 00;
2058 opj_cp_t *l_cp = 00;
2059 opj_image_comp_t * l_img_comp = 00;
2060 opj_tcp_t * l_current_tile_param = 00;
2063 assert(p_j2k != 00);
2064 assert(p_manager != 00);
2065 assert(p_header_data != 00);
2067 l_image = p_j2k->m_private_image;
2068 l_cp = &(p_j2k->m_cp);
2070 /* minimum size == 39 - 3 (= minimum component parameter) */
2071 if (p_header_size < 36) {
2072 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2076 l_remaining_size = p_header_size - 36;
2077 l_nb_comp = l_remaining_size / 3;
2078 l_nb_comp_remain = l_remaining_size % 3;
2079 if (l_nb_comp_remain != 0) {
2080 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2084 opj_read_bytes(p_header_data, &l_tmp,
2085 2); /* Rsiz (capabilities) */
2087 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2088 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2090 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2092 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2094 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2096 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
2099 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
2102 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
2105 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
2108 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2111 if (l_tmp < 16385) {
2112 l_image->numcomps = (OPJ_UINT16) l_tmp;
2114 opj_event_msg(p_manager, EVT_ERROR,
2115 "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2119 if (l_image->numcomps != l_nb_comp) {
2120 opj_event_msg(p_manager, EVT_ERROR,
2121 "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
2122 l_image->numcomps, l_nb_comp);
2126 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2127 /* testcase issue427-null-image-size.jp2 */
2128 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2129 opj_event_msg(p_manager, EVT_ERROR,
2130 "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
2131 ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
2132 (OPJ_INT64)l_image->y1 - l_image->y0);
2135 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2136 if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
2137 opj_event_msg(p_manager, EVT_ERROR,
2138 "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
2143 /* testcase 1610.pdf.SIGSEGV.59c.681 */
2144 if ((0xFFFFFFFFU / l_image->x1) < l_image->y1) {
2145 opj_event_msg(p_manager, EVT_ERROR,
2146 "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2150 /* testcase issue427-illegal-tile-offset.jp2 */
2151 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2152 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2153 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
2154 (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
2155 opj_event_msg(p_manager, EVT_ERROR,
2156 "Error with SIZ marker: illegal tile offset\n");
2161 if (l_cp->correct) {
2162 /* if JPWL is on, we check whether TX errors have damaged
2163 too much the SIZ parameters */
2164 if (!(l_image->x1 * l_image->y1)) {
2165 opj_event_msg(p_manager, EVT_ERROR,
2166 "JPWL: bad image size (%d x %d)\n",
2167 l_image->x1, l_image->y1);
2169 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2174 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2175 if (l_image->numcomps != ((len - 38) / 3)) {
2176 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2177 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2178 l_image->numcomps, ((len - 38) / 3));
2180 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2183 */ /* we try to correct */
2184 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2185 if (l_image->numcomps < ((len - 38) / 3)) {
2186 len = 38 + 3 * l_image->numcomps;
2187 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2190 l_image->numcomps = ((len - 38) / 3);
2191 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2197 /* update components number in the jpwl_exp_comps filed */
2198 l_cp->exp_comps = l_image->numcomps;
2200 #endif /* USE_JPWL */
2202 /* Allocate the resulting image components */
2203 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
2204 sizeof(opj_image_comp_t));
2205 if (l_image->comps == 00) {
2206 l_image->numcomps = 0;
2207 opj_event_msg(p_manager, EVT_ERROR,
2208 "Not enough memory to take in charge SIZ marker\n");
2212 l_img_comp = l_image->comps;
2214 /* Read the component information */
2215 for (i = 0; i < l_image->numcomps; ++i) {
2217 opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
2219 l_img_comp->prec = (tmp & 0x7f) + 1;
2220 l_img_comp->sgnd = tmp >> 7;
2221 opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
2223 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2224 opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
2226 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2227 if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2228 l_img_comp->dy < 1 || l_img_comp->dy > 255) {
2229 opj_event_msg(p_manager, EVT_ERROR,
2230 "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
2231 i, l_img_comp->dx, l_img_comp->dy);
2234 /* Avoids later undefined shift in computation of */
2235 /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2236 << (l_image->comps[i].prec - 1); */
2237 if (l_img_comp->prec > 32) {
2238 opj_event_msg(p_manager, EVT_ERROR,
2239 "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 32)\n",
2240 i, l_img_comp->prec);
2245 if (l_cp->correct) {
2246 /* if JPWL is on, we check whether TX errors have damaged
2247 too much the SIZ parameters, again */
2248 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2249 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2250 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2251 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2253 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2256 /* we try to correct */
2257 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2258 if (!l_image->comps[i].dx) {
2259 l_image->comps[i].dx = 1;
2260 opj_event_msg(p_manager, EVT_WARNING,
2261 "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2262 i, l_image->comps[i].dx);
2264 if (!l_image->comps[i].dy) {
2265 l_image->comps[i].dy = 1;
2266 opj_event_msg(p_manager, EVT_WARNING,
2267 "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2268 i, l_image->comps[i].dy);
2272 #endif /* USE_JPWL */
2273 l_img_comp->resno_decoded =
2274 0; /* number of resolution decoded */
2275 l_img_comp->factor =
2276 l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2280 /* Compute the number of tiles */
2281 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
2282 (OPJ_INT32)l_cp->tdx);
2283 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
2284 (OPJ_INT32)l_cp->tdy);
2286 /* Check that the number of tiles is valid */
2287 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2288 opj_event_msg(p_manager, EVT_ERROR,
2289 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2290 l_cp->tw, l_cp->th);
2293 l_nb_tiles = l_cp->tw * l_cp->th;
2295 /* Define the tiles which will be decoded */
2296 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2297 p_j2k->m_specific_param.m_decoder.m_start_tile_x =
2298 (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2299 p_j2k->m_specific_param.m_decoder.m_start_tile_y =
2300 (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2301 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
2302 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
2303 (OPJ_INT32)l_cp->tdx);
2304 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
2305 OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
2306 (OPJ_INT32)l_cp->tdy);
2308 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2309 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2310 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2311 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2315 if (l_cp->correct) {
2316 /* if JPWL is on, we check whether TX errors have damaged
2317 too much the SIZ parameters */
2318 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
2319 (l_cp->th > l_cp->max_tiles)) {
2320 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2321 "JPWL: bad number of tiles (%d x %d)\n",
2322 l_cp->tw, l_cp->th);
2324 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2327 /* we try to correct */
2328 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2331 opj_event_msg(p_manager, EVT_WARNING,
2332 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2335 if (l_cp->tw > l_cp->max_tiles) {
2337 opj_event_msg(p_manager, EVT_WARNING,
2338 "- too large x, increase expectance of %d\n"
2339 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2340 l_cp->max_tiles, l_cp->tw);
2344 opj_event_msg(p_manager, EVT_WARNING,
2345 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2348 if (l_cp->th > l_cp->max_tiles) {
2350 opj_event_msg(p_manager, EVT_WARNING,
2351 "- too large y, increase expectance of %d to continue\n",
2352 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2353 l_cp->max_tiles, l_cp->th);
2357 #endif /* USE_JPWL */
2359 /* memory allocations */
2360 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2361 if (l_cp->tcps == 00) {
2362 opj_event_msg(p_manager, EVT_ERROR,
2363 "Not enough memory to take in charge SIZ marker\n");
2368 if (l_cp->correct) {
2370 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2371 "JPWL: could not alloc tcps field of cp\n");
2373 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2378 #endif /* USE_JPWL */
2380 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2381 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2382 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2383 opj_event_msg(p_manager, EVT_ERROR,
2384 "Not enough memory to take in charge SIZ marker\n");
2388 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2389 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
2390 sizeof(opj_mct_data_t));
2392 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2393 opj_event_msg(p_manager, EVT_ERROR,
2394 "Not enough memory to take in charge SIZ marker\n");
2397 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
2398 OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2400 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2401 (opj_simple_mcc_decorrelation_data_t*)
2402 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
2403 sizeof(opj_simple_mcc_decorrelation_data_t));
2405 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2406 opj_event_msg(p_manager, EVT_ERROR,
2407 "Not enough memory to take in charge SIZ marker\n");
2410 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
2411 OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2413 /* set up default dc level shift */
2414 for (i = 0; i < l_image->numcomps; ++i) {
2415 if (! l_image->comps[i].sgnd) {
2416 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
2417 << (l_image->comps[i].prec - 1);
2421 l_current_tile_param = l_cp->tcps;
2422 for (i = 0; i < l_nb_tiles; ++i) {
2423 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
2424 sizeof(opj_tccp_t));
2425 if (l_current_tile_param->tccps == 00) {
2426 opj_event_msg(p_manager, EVT_ERROR,
2427 "Not enough memory to take in charge SIZ marker\n");
2431 ++l_current_tile_param;
2434 p_j2k->m_specific_param.m_decoder.m_state =
2435 J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2436 opj_image_comp_header_update(l_image, l_cp);
2441 static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
2442 opj_stream_private_t *p_stream,
2443 opj_event_mgr_t * p_manager
2446 OPJ_UINT32 l_comment_size;
2447 OPJ_UINT32 l_total_com_size;
2448 const OPJ_CHAR *l_comment;
2449 OPJ_BYTE * l_current_ptr = 00;
2452 assert(p_j2k != 00);
2453 assert(p_stream != 00);
2454 assert(p_manager != 00);
2456 l_comment = p_j2k->m_cp.comment;
2457 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2458 l_total_com_size = l_comment_size + 6;
2460 if (l_total_com_size >
2461 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2462 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2463 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2464 if (! new_header_tile_data) {
2465 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2466 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2467 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2468 opj_event_msg(p_manager, EVT_ERROR,
2469 "Not enough memory to write the COM marker\n");
2472 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2473 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2476 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2478 opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
2481 opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
2484 opj_write_bytes(l_current_ptr, 1,
2485 2); /* General use (IS 8859-15:1999 (Latin) values) */
2488 memcpy(l_current_ptr, l_comment, l_comment_size);
2490 if (opj_stream_write_data(p_stream,
2491 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
2492 p_manager) != l_total_com_size) {
2500 * Reads a COM marker (comments)
2501 * @param p_j2k the jpeg2000 file codec.
2502 * @param p_header_data the data contained in the COM box.
2503 * @param p_header_size the size of the data contained in the COM marker.
2504 * @param p_manager the user event manager.
2506 static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
2507 OPJ_BYTE * p_header_data,
2508 OPJ_UINT32 p_header_size,
2509 opj_event_mgr_t * p_manager
2513 assert(p_j2k != 00);
2514 assert(p_manager != 00);
2515 assert(p_header_data != 00);
2518 OPJ_UNUSED(p_header_data);
2519 OPJ_UNUSED(p_header_size);
2520 OPJ_UNUSED(p_manager);
2525 static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
2526 opj_stream_private_t *p_stream,
2527 opj_event_mgr_t * p_manager)
2529 opj_cp_t *l_cp = 00;
2530 opj_tcp_t *l_tcp = 00;
2531 OPJ_UINT32 l_code_size, l_remaining_size;
2532 OPJ_BYTE * l_current_data = 00;
2535 assert(p_j2k != 00);
2536 assert(p_manager != 00);
2537 assert(p_stream != 00);
2539 l_cp = &(p_j2k->m_cp);
2540 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2541 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2542 p_j2k->m_current_tile_number, 0);
2543 l_remaining_size = l_code_size;
2545 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2546 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2547 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2548 if (! new_header_tile_data) {
2549 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2550 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2551 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2552 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2555 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2556 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2559 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2561 opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
2562 l_current_data += 2;
2564 opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
2565 l_current_data += 2;
2567 opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
2570 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
2573 opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
2574 l_current_data += 2;
2576 opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
2579 l_remaining_size -= 9;
2581 if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2582 l_current_data, &l_remaining_size, p_manager)) {
2583 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2587 if (l_remaining_size != 0) {
2588 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2592 if (opj_stream_write_data(p_stream,
2593 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
2594 p_manager) != l_code_size) {
2602 * Reads a COD marker (Coding Styke defaults)
2603 * @param p_header_data the data contained in the COD box.
2604 * @param p_j2k the jpeg2000 codec.
2605 * @param p_header_size the size of the data contained in the COD marker.
2606 * @param p_manager the user event manager.
2608 static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
2609 OPJ_BYTE * p_header_data,
2610 OPJ_UINT32 p_header_size,
2611 opj_event_mgr_t * p_manager
2617 opj_cp_t *l_cp = 00;
2618 opj_tcp_t *l_tcp = 00;
2619 opj_image_t *l_image = 00;
2622 assert(p_header_data != 00);
2623 assert(p_j2k != 00);
2624 assert(p_manager != 00);
2626 l_image = p_j2k->m_private_image;
2627 l_cp = &(p_j2k->m_cp);
2629 /* If we are in the first tile-part header of the current tile */
2630 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2631 &l_cp->tcps[p_j2k->m_current_tile_number] :
2632 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2634 /* Only one COD per tile */
2636 opj_event_msg(p_manager, EVT_ERROR,
2637 "COD marker already read. No more than one COD marker per tile.\n");
2642 /* Make sure room is sufficient */
2643 if (p_header_size < 5) {
2644 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2648 opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
2650 /* Make sure we know how to decode this */
2651 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
2652 J2K_CP_CSTY_EPH)) != 0U) {
2653 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2656 opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
2658 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2659 /* Make sure progression order is valid */
2660 if (l_tcp->prg > OPJ_CPRL) {
2661 opj_event_msg(p_manager, EVT_ERROR,
2662 "Unknown progression order in COD marker\n");
2663 l_tcp->prg = OPJ_PROG_UNKNOWN;
2665 opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
2668 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2669 opj_event_msg(p_manager, EVT_ERROR,
2670 "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
2675 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2676 if (l_cp->m_specific_param.m_dec.m_layer) {
2677 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2679 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2682 opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
2686 for (i = 0; i < l_image->numcomps; ++i) {
2687 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2690 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
2692 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2696 if (p_header_size != 0) {
2697 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2701 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2702 opj_j2k_copy_tile_component_parameters(p_j2k);
2705 #ifdef WIP_REMOVE_MSD
2706 if (p_j2k->cstr_info) {
2707 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2708 p_j2k->cstr_info->prog = l_tcp->prg;
2709 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2710 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
2711 l_image->numcomps * sizeof(OPJ_UINT32));
2712 if (!p_j2k->cstr_info->numdecompos) {
2715 for (i = 0; i < l_image->numcomps; ++i) {
2716 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2724 static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
2725 OPJ_UINT32 p_comp_no,
2726 opj_stream_private_t *p_stream,
2727 opj_event_mgr_t * p_manager)
2729 OPJ_UINT32 l_coc_size, l_remaining_size;
2730 OPJ_UINT32 l_comp_room;
2733 assert(p_j2k != 00);
2734 assert(p_manager != 00);
2735 assert(p_stream != 00);
2737 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2739 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2740 p_j2k->m_current_tile_number, p_comp_no);
2742 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2743 OPJ_BYTE *new_header_tile_data;
2744 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2745 = (OPJ_BYTE*)opj_realloc(
2746 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2749 new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2750 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2751 if (! new_header_tile_data) {
2752 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2753 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2754 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2755 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2758 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2759 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2762 opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
2763 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
2766 if (opj_stream_write_data(p_stream,
2767 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
2768 p_manager) != l_coc_size) {
2775 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
2776 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2778 opj_cp_t *l_cp = NULL;
2779 opj_tcp_t *l_tcp = NULL;
2782 assert(p_j2k != 00);
2784 l_cp = &(p_j2k->m_cp);
2785 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2787 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2792 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
2793 p_first_comp_no, p_second_comp_no);
2796 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
2797 OPJ_UINT32 p_comp_no,
2799 OPJ_UINT32 * p_data_written,
2800 opj_event_mgr_t * p_manager
2803 opj_cp_t *l_cp = 00;
2804 opj_tcp_t *l_tcp = 00;
2805 OPJ_UINT32 l_coc_size, l_remaining_size;
2806 OPJ_BYTE * l_current_data = 00;
2807 opj_image_t *l_image = 00;
2808 OPJ_UINT32 l_comp_room;
2811 assert(p_j2k != 00);
2812 assert(p_manager != 00);
2814 l_cp = &(p_j2k->m_cp);
2815 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2816 l_image = p_j2k->m_private_image;
2817 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2819 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
2820 p_j2k->m_current_tile_number, p_comp_no);
2821 l_remaining_size = l_coc_size;
2823 l_current_data = p_data;
2825 opj_write_bytes(l_current_data, J2K_MS_COC,
2827 l_current_data += 2;
2829 opj_write_bytes(l_current_data, l_coc_size - 2,
2831 l_current_data += 2;
2833 opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
2834 l_current_data += l_comp_room;
2836 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
2840 l_remaining_size -= (5 + l_comp_room);
2841 opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
2842 l_current_data, &l_remaining_size, p_manager);
2843 * p_data_written = l_coc_size;
2846 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2849 OPJ_UINT32 l_nb_comp;
2850 OPJ_UINT32 l_nb_tiles;
2851 OPJ_UINT32 l_max = 0;
2855 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2856 l_nb_comp = p_j2k->m_private_image->numcomps;
2858 for (i = 0; i < l_nb_tiles; ++i) {
2859 for (j = 0; j < l_nb_comp; ++j) {
2860 l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
2868 * Reads a COC marker (Coding Style Component)
2869 * @param p_header_data the data contained in the COC box.
2870 * @param p_j2k the jpeg2000 codec.
2871 * @param p_header_size the size of the data contained in the COC marker.
2872 * @param p_manager the user event manager.
2874 static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
2875 OPJ_BYTE * p_header_data,
2876 OPJ_UINT32 p_header_size,
2877 opj_event_mgr_t * p_manager
2880 opj_cp_t *l_cp = NULL;
2881 opj_tcp_t *l_tcp = NULL;
2882 opj_image_t *l_image = NULL;
2883 OPJ_UINT32 l_comp_room;
2884 OPJ_UINT32 l_comp_no;
2887 assert(p_header_data != 00);
2888 assert(p_j2k != 00);
2889 assert(p_manager != 00);
2891 l_cp = &(p_j2k->m_cp);
2892 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
2893 ? /*FIXME J2K_DEC_STATE_TPH*/
2894 &l_cp->tcps[p_j2k->m_current_tile_number] :
2895 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2896 l_image = p_j2k->m_private_image;
2898 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2900 /* make sure room is sufficient*/
2901 if (p_header_size < l_comp_room + 1) {
2902 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2905 p_header_size -= l_comp_room + 1;
2907 opj_read_bytes(p_header_data, &l_comp_no,
2908 l_comp_room); /* Ccoc */
2909 p_header_data += l_comp_room;
2910 if (l_comp_no >= l_image->numcomps) {
2911 opj_event_msg(p_manager, EVT_ERROR,
2912 "Error reading COC marker (bad number of components)\n");
2916 opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
2920 if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
2922 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2926 if (p_header_size != 0) {
2927 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2933 static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
2934 opj_stream_private_t *p_stream,
2935 opj_event_mgr_t * p_manager
2938 OPJ_UINT32 l_qcd_size, l_remaining_size;
2939 OPJ_BYTE * l_current_data = 00;
2942 assert(p_j2k != 00);
2943 assert(p_manager != 00);
2944 assert(p_stream != 00);
2946 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
2948 l_remaining_size = l_qcd_size;
2950 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2951 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
2952 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2953 if (! new_header_tile_data) {
2954 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2955 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2956 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2957 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2960 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2961 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2964 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2966 opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
2967 l_current_data += 2;
2969 opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
2970 l_current_data += 2;
2972 l_remaining_size -= 4;
2974 if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
2975 l_current_data, &l_remaining_size, p_manager)) {
2976 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2980 if (l_remaining_size != 0) {
2981 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2985 if (opj_stream_write_data(p_stream,
2986 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
2987 p_manager) != l_qcd_size) {
2995 * Reads a QCD marker (Quantization defaults)
2996 * @param p_header_data the data contained in the QCD box.
2997 * @param p_j2k the jpeg2000 codec.
2998 * @param p_header_size the size of the data contained in the QCD marker.
2999 * @param p_manager the user event manager.
3001 static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
3002 OPJ_BYTE * p_header_data,
3003 OPJ_UINT32 p_header_size,
3004 opj_event_mgr_t * p_manager
3008 assert(p_header_data != 00);
3009 assert(p_j2k != 00);
3010 assert(p_manager != 00);
3012 if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
3014 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3018 if (p_header_size != 0) {
3019 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
3023 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
3024 opj_j2k_copy_tile_quantization_parameters(p_j2k);
3029 static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
3030 OPJ_UINT32 p_comp_no,
3031 opj_stream_private_t *p_stream,
3032 opj_event_mgr_t * p_manager
3035 OPJ_UINT32 l_qcc_size, l_remaining_size;
3038 assert(p_j2k != 00);
3039 assert(p_manager != 00);
3040 assert(p_stream != 00);
3042 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3044 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
3045 l_remaining_size = l_qcc_size;
3047 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3048 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3049 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
3050 if (! new_header_tile_data) {
3051 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3052 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3053 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3054 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
3057 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3058 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
3061 opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
3062 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
3065 if (opj_stream_write_data(p_stream,
3066 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
3067 p_manager) != l_qcc_size) {
3074 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
3075 OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
3077 return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
3078 p_first_comp_no, p_second_comp_no);
3081 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
3082 OPJ_UINT32 p_comp_no,
3084 OPJ_UINT32 * p_data_written,
3085 opj_event_mgr_t * p_manager
3088 OPJ_UINT32 l_qcc_size, l_remaining_size;
3089 OPJ_BYTE * l_current_data = 00;
3092 assert(p_j2k != 00);
3093 assert(p_manager != 00);
3095 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
3097 l_remaining_size = l_qcc_size;
3099 l_current_data = p_data;
3101 opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
3102 l_current_data += 2;
3104 if (p_j2k->m_private_image->numcomps <= 256) {
3107 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3108 l_current_data += 2;
3110 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
3113 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
3114 l_remaining_size -= 6;
3116 opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
3117 l_current_data += 2;
3119 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
3120 l_current_data += 2;
3122 l_remaining_size -= 6;
3125 opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
3126 l_current_data, &l_remaining_size, p_manager);
3128 *p_data_written = l_qcc_size;
3131 static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
3133 return opj_j2k_get_max_coc_size(p_j2k);
3137 * Reads a QCC marker (Quantization component)
3138 * @param p_header_data the data contained in the QCC box.
3139 * @param p_j2k the jpeg2000 codec.
3140 * @param p_header_size the size of the data contained in the QCC marker.
3141 * @param p_manager the user event manager.
3143 static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
3144 OPJ_BYTE * p_header_data,
3145 OPJ_UINT32 p_header_size,
3146 opj_event_mgr_t * p_manager
3149 OPJ_UINT32 l_num_comp, l_comp_no;
3152 assert(p_header_data != 00);
3153 assert(p_j2k != 00);
3154 assert(p_manager != 00);
3156 l_num_comp = p_j2k->m_private_image->numcomps;
3158 if (l_num_comp <= 256) {
3159 if (p_header_size < 1) {
3160 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3163 opj_read_bytes(p_header_data, &l_comp_no, 1);
3167 if (p_header_size < 2) {
3168 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3171 opj_read_bytes(p_header_data, &l_comp_no, 2);
3177 if (p_j2k->m_cp.correct) {
3179 static OPJ_UINT32 backup_compno = 0;
3181 /* compno is negative or larger than the number of components!!! */
3182 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3183 opj_event_msg(p_manager, EVT_ERROR,
3184 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3185 l_comp_no, l_num_comp);
3187 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3190 /* we try to correct */
3191 l_comp_no = backup_compno % l_num_comp;
3192 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3193 "- setting component number to %d\n",
3197 /* keep your private count of tiles */
3200 #endif /* USE_JPWL */
3202 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3203 opj_event_msg(p_manager, EVT_ERROR,
3204 "Invalid component number: %d, regarding the number of components %d\n",
3205 l_comp_no, p_j2k->m_private_image->numcomps);
3209 if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
3211 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3215 if (p_header_size != 0) {
3216 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3223 static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
3224 opj_stream_private_t *p_stream,
3225 opj_event_mgr_t * p_manager
3228 OPJ_UINT32 l_nb_comp;
3229 OPJ_UINT32 l_nb_poc;
3230 OPJ_UINT32 l_poc_size;
3231 OPJ_UINT32 l_written_size = 0;
3232 opj_tcp_t *l_tcp = 00;
3233 OPJ_UINT32 l_poc_room;
3236 assert(p_j2k != 00);
3237 assert(p_manager != 00);
3238 assert(p_stream != 00);
3240 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3241 l_nb_comp = p_j2k->m_private_image->numcomps;
3242 l_nb_poc = 1 + l_tcp->numpocs;
3244 if (l_nb_comp <= 256) {
3249 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3251 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3252 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
3253 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3254 if (! new_header_tile_data) {
3255 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3256 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3257 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3258 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3261 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3262 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3265 opj_j2k_write_poc_in_memory(p_j2k,
3266 p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
3269 if (opj_stream_write_data(p_stream,
3270 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
3271 p_manager) != l_poc_size) {
3278 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
3280 OPJ_UINT32 * p_data_written,
3281 opj_event_mgr_t * p_manager
3285 OPJ_BYTE * l_current_data = 00;
3286 OPJ_UINT32 l_nb_comp;
3287 OPJ_UINT32 l_nb_poc;
3288 OPJ_UINT32 l_poc_size;
3289 opj_image_t *l_image = 00;
3290 opj_tcp_t *l_tcp = 00;
3291 opj_tccp_t *l_tccp = 00;
3292 opj_poc_t *l_current_poc = 00;
3293 OPJ_UINT32 l_poc_room;
3296 assert(p_j2k != 00);
3297 assert(p_manager != 00);
3299 OPJ_UNUSED(p_manager);
3301 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3302 l_tccp = &l_tcp->tccps[0];
3303 l_image = p_j2k->m_private_image;
3304 l_nb_comp = l_image->numcomps;
3305 l_nb_poc = 1 + l_tcp->numpocs;
3307 if (l_nb_comp <= 256) {
3313 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3315 l_current_data = p_data;
3317 opj_write_bytes(l_current_data, J2K_MS_POC,
3319 l_current_data += 2;
3321 opj_write_bytes(l_current_data, l_poc_size - 2,
3323 l_current_data += 2;
3325 l_current_poc = l_tcp->pocs;
3326 for (i = 0; i < l_nb_poc; ++i) {
3327 opj_write_bytes(l_current_data, l_current_poc->resno0,
3331 opj_write_bytes(l_current_data, l_current_poc->compno0,
3332 l_poc_room); /* CSpoc_i */
3333 l_current_data += l_poc_room;
3335 opj_write_bytes(l_current_data, l_current_poc->layno1,
3337 l_current_data += 2;
3339 opj_write_bytes(l_current_data, l_current_poc->resno1,
3343 opj_write_bytes(l_current_data, l_current_poc->compno1,
3344 l_poc_room); /* CEpoc_i */
3345 l_current_data += l_poc_room;
3347 opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
3351 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3352 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3353 l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3354 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3355 l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3356 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
3357 l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3362 *p_data_written = l_poc_size;
3365 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3367 opj_tcp_t * l_tcp = 00;
3368 OPJ_UINT32 l_nb_tiles = 0;
3369 OPJ_UINT32 l_max_poc = 0;
3372 l_tcp = p_j2k->m_cp.tcps;
3373 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3375 for (i = 0; i < l_nb_tiles; ++i) {
3376 l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
3382 return 4 + 9 * l_max_poc;
3385 static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
3388 OPJ_UINT32 l_nb_tiles;
3389 OPJ_UINT32 l_max = 0;
3390 opj_tcp_t * l_tcp = 00;
3392 l_tcp = p_j2k->m_cp.tcps;
3393 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3395 for (i = 0; i < l_nb_tiles; ++i) {
3396 l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
3404 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3406 OPJ_UINT32 l_nb_bytes = 0;
3407 OPJ_UINT32 l_nb_comps;
3408 OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
3410 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3411 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3413 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3414 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3415 l_nb_bytes += l_nb_comps * l_coc_bytes;
3417 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3418 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3421 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3423 /*** DEVELOPER CORNER, Add room for your headers ***/
3429 * Reads a POC marker (Progression Order Change)
3431 * @param p_header_data the data contained in the POC box.
3432 * @param p_j2k the jpeg2000 codec.
3433 * @param p_header_size the size of the data contained in the POC marker.
3434 * @param p_manager the user event manager.
3436 static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
3437 OPJ_BYTE * p_header_data,
3438 OPJ_UINT32 p_header_size,
3439 opj_event_mgr_t * p_manager
3442 OPJ_UINT32 i, l_nb_comp, l_tmp;
3443 opj_image_t * l_image = 00;
3444 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3445 OPJ_UINT32 l_chunk_size, l_comp_room;
3447 opj_cp_t *l_cp = 00;
3448 opj_tcp_t *l_tcp = 00;
3449 opj_poc_t *l_current_poc = 00;
3452 assert(p_header_data != 00);
3453 assert(p_j2k != 00);
3454 assert(p_manager != 00);
3456 l_image = p_j2k->m_private_image;
3457 l_nb_comp = l_image->numcomps;
3458 if (l_nb_comp <= 256) {
3463 l_chunk_size = 5 + 2 * l_comp_room;
3464 l_current_poc_nb = p_header_size / l_chunk_size;
3465 l_current_poc_remaining = p_header_size % l_chunk_size;
3467 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3468 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3472 l_cp = &(p_j2k->m_cp);
3473 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3474 &l_cp->tcps[p_j2k->m_current_tile_number] :
3475 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3476 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3477 l_current_poc_nb += l_old_poc_nb;
3479 if (l_current_poc_nb >= 32) {
3480 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3483 assert(l_current_poc_nb < 32);
3485 /* now poc is in use.*/
3488 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3489 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3490 opj_read_bytes(p_header_data, &(l_current_poc->resno0),
3493 opj_read_bytes(p_header_data, &(l_current_poc->compno0),
3494 l_comp_room); /* CSpoc_i */
3495 p_header_data += l_comp_room;
3496 opj_read_bytes(p_header_data, &(l_current_poc->layno1),
3498 /* make sure layer end is in acceptable bounds */
3499 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3501 opj_read_bytes(p_header_data, &(l_current_poc->resno1),
3504 opj_read_bytes(p_header_data, &(l_current_poc->compno1),
3505 l_comp_room); /* CEpoc_i */
3506 p_header_data += l_comp_room;
3507 opj_read_bytes(p_header_data, &l_tmp,
3510 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3511 /* make sure comp is in acceptable bounds */
3512 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3516 l_tcp->numpocs = l_current_poc_nb - 1;
3521 * Reads a CRG marker (Component registration)
3523 * @param p_header_data the data contained in the TLM box.
3524 * @param p_j2k the jpeg2000 codec.
3525 * @param p_header_size the size of the data contained in the TLM marker.
3526 * @param p_manager the user event manager.
3528 static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
3529 OPJ_BYTE * p_header_data,
3530 OPJ_UINT32 p_header_size,
3531 opj_event_mgr_t * p_manager
3534 OPJ_UINT32 l_nb_comp;
3536 assert(p_header_data != 00);
3537 assert(p_j2k != 00);
3538 assert(p_manager != 00);
3540 OPJ_UNUSED(p_header_data);
3542 l_nb_comp = p_j2k->m_private_image->numcomps;
3544 if (p_header_size != l_nb_comp * 4) {
3545 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3548 /* Do not care of this at the moment since only local variables are set here */
3551 (i = 0; i < l_nb_comp; ++i)
3553 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3555 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3563 * Reads a TLM marker (Tile Length Marker)
3565 * @param p_header_data the data contained in the TLM box.
3566 * @param p_j2k the jpeg2000 codec.
3567 * @param p_header_size the size of the data contained in the TLM marker.
3568 * @param p_manager the user event manager.
3570 static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
3571 OPJ_BYTE * p_header_data,
3572 OPJ_UINT32 p_header_size,
3573 opj_event_mgr_t * p_manager
3576 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
3579 assert(p_header_data != 00);
3580 assert(p_j2k != 00);
3581 assert(p_manager != 00);
3585 if (p_header_size < 2) {
3586 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3591 opj_read_bytes(p_header_data, &l_Ztlm,
3594 opj_read_bytes(p_header_data, &l_Stlm,
3598 l_ST = ((l_Stlm >> 4) & 0x3);
3599 l_SP = (l_Stlm >> 6) & 0x1;
3601 l_Ptlm_size = (l_SP + 1) * 2;
3602 l_quotient = l_Ptlm_size + l_ST;
3604 l_tot_num_tp_remaining = p_header_size % l_quotient;
3606 if (l_tot_num_tp_remaining != 0) {
3607 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3610 /* FIXME Do not care of this at the moment since only local variables are set here */
3613 (i = 0; i < l_tot_num_tp; ++i)
3615 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3616 p_header_data += l_ST;
3617 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3618 p_header_data += l_Ptlm_size;
3624 * Reads a PLM marker (Packet length, main header marker)
3626 * @param p_header_data the data contained in the TLM box.
3627 * @param p_j2k the jpeg2000 codec.
3628 * @param p_header_size the size of the data contained in the TLM marker.
3629 * @param p_manager the user event manager.
3631 static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
3632 OPJ_BYTE * p_header_data,
3633 OPJ_UINT32 p_header_size,
3634 opj_event_mgr_t * p_manager
3638 assert(p_header_data != 00);
3639 assert(p_j2k != 00);
3640 assert(p_manager != 00);
3643 OPJ_UNUSED(p_header_data);
3645 if (p_header_size < 1) {
3646 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3649 /* Do not care of this at the moment since only local variables are set here */
3651 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3658 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3660 p_header_size -= (1+l_Nplm);
3664 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3668 (i = 0; i < l_Nplm; ++i)
3670 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3672 // take only the last seven bytes
3673 l_packet_len |= (l_tmp & 0x7f);
3681 // store packet length and proceed to next packet
3688 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3697 * Reads a PLT marker (Packet length, tile-part header)
3699 * @param p_header_data the data contained in the PLT box.
3700 * @param p_j2k the jpeg2000 codec.
3701 * @param p_header_size the size of the data contained in the PLT marker.
3702 * @param p_manager the user event manager.
3704 static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
3705 OPJ_BYTE * p_header_data,
3706 OPJ_UINT32 p_header_size,
3707 opj_event_mgr_t * p_manager
3710 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3713 assert(p_header_data != 00);
3714 assert(p_j2k != 00);
3715 assert(p_manager != 00);
3719 if (p_header_size < 1) {
3720 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3724 opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
3728 for (i = 0; i < p_header_size; ++i) {
3729 opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
3731 /* take only the last seven bytes */
3732 l_packet_len |= (l_tmp & 0x7f);
3736 /* store packet length and proceed to next packet */
3741 if (l_packet_len != 0) {
3742 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3750 * Reads a PPM marker (Packed packet headers, main header)
3752 * @param p_header_data the data contained in the POC box.
3753 * @param p_j2k the jpeg2000 codec.
3754 * @param p_header_size the size of the data contained in the POC marker.
3755 * @param p_manager the user event manager.
3758 static OPJ_BOOL opj_j2k_read_ppm(
3760 OPJ_BYTE * p_header_data,
3761 OPJ_UINT32 p_header_size,
3762 opj_event_mgr_t * p_manager)
3764 opj_cp_t *l_cp = 00;
3768 assert(p_header_data != 00);
3769 assert(p_j2k != 00);
3770 assert(p_manager != 00);
3772 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3773 if (p_header_size < 2) {
3774 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3778 l_cp = &(p_j2k->m_cp);
3781 opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
3785 /* check allocation needed */
3786 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3787 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3788 assert(l_cp->ppm_markers_count == 0U);
3790 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3791 if (l_cp->ppm_markers == NULL) {
3792 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3795 l_cp->ppm_markers_count = l_newCount;
3796 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3797 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3798 opj_ppx *new_ppm_markers;
3799 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
3800 l_newCount * sizeof(opj_ppx));
3801 if (new_ppm_markers == NULL) {
3802 /* clean up to be done on l_cp destruction */
3803 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3806 l_cp->ppm_markers = new_ppm_markers;
3807 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
3808 (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3809 l_cp->ppm_markers_count = l_newCount;
3812 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3813 /* clean up to be done on l_cp destruction */
3814 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3818 l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
3819 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3820 /* clean up to be done on l_cp destruction */
3821 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3824 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3825 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3831 * Merges all PPM markers read (Packed headers, main header)
3833 * @param p_cp main coding parameters.
3834 * @param p_manager the user event manager.
3836 static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
3838 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3842 assert(p_manager != 00);
3843 assert(p_cp->ppm_buffer == NULL);
3845 if (p_cp->ppm == 0U) {
3849 l_ppm_data_size = 0U;
3850 l_N_ppm_remaining = 0U;
3851 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3852 if (p_cp->ppm_markers[i].m_data !=
3853 NULL) { /* standard doesn't seem to require contiguous Zppm */
3855 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3856 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3858 if (l_N_ppm_remaining >= l_data_size) {
3859 l_N_ppm_remaining -= l_data_size;
3862 l_data += l_N_ppm_remaining;
3863 l_data_size -= l_N_ppm_remaining;
3864 l_N_ppm_remaining = 0U;
3867 if (l_data_size > 0U) {
3870 if (l_data_size < 4U) {
3871 /* clean up to be done on l_cp destruction */
3872 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3875 opj_read_bytes(l_data, &l_N_ppm, 4);
3879 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 */
3881 if (l_data_size >= l_N_ppm) {
3882 l_data_size -= l_N_ppm;
3885 l_N_ppm_remaining = l_N_ppm - l_data_size;
3888 } while (l_data_size > 0U);
3893 if (l_N_ppm_remaining != 0U) {
3894 /* clean up to be done on l_cp destruction */
3895 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3899 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3900 if (p_cp->ppm_buffer == 00) {
3901 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3904 p_cp->ppm_len = l_ppm_data_size;
3905 l_ppm_data_size = 0U;
3906 l_N_ppm_remaining = 0U;
3907 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3908 if (p_cp->ppm_markers[i].m_data !=
3909 NULL) { /* standard doesn't seem to require contiguous Zppm */
3911 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3912 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3914 if (l_N_ppm_remaining >= l_data_size) {
3915 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3916 l_ppm_data_size += l_data_size;
3917 l_N_ppm_remaining -= l_data_size;
3920 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3921 l_ppm_data_size += l_N_ppm_remaining;
3922 l_data += l_N_ppm_remaining;
3923 l_data_size -= l_N_ppm_remaining;
3924 l_N_ppm_remaining = 0U;
3927 if (l_data_size > 0U) {
3930 if (l_data_size < 4U) {
3931 /* clean up to be done on l_cp destruction */
3932 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3935 opj_read_bytes(l_data, &l_N_ppm, 4);
3939 if (l_data_size >= l_N_ppm) {
3940 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3941 l_ppm_data_size += l_N_ppm;
3942 l_data_size -= l_N_ppm;
3945 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3946 l_ppm_data_size += l_data_size;
3947 l_N_ppm_remaining = l_N_ppm - l_data_size;
3950 } while (l_data_size > 0U);
3952 opj_free(p_cp->ppm_markers[i].m_data);
3953 p_cp->ppm_markers[i].m_data = NULL;
3954 p_cp->ppm_markers[i].m_data_size = 0U;
3958 p_cp->ppm_data = p_cp->ppm_buffer;
3959 p_cp->ppm_data_size = p_cp->ppm_len;
3961 p_cp->ppm_markers_count = 0U;
3962 opj_free(p_cp->ppm_markers);
3963 p_cp->ppm_markers = NULL;
3969 * Reads a PPT marker (Packed packet headers, tile-part header)
3971 * @param p_header_data the data contained in the PPT box.
3972 * @param p_j2k the jpeg2000 codec.
3973 * @param p_header_size the size of the data contained in the PPT marker.
3974 * @param p_manager the user event manager.
3976 static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
3977 OPJ_BYTE * p_header_data,
3978 OPJ_UINT32 p_header_size,
3979 opj_event_mgr_t * p_manager
3982 opj_cp_t *l_cp = 00;
3983 opj_tcp_t *l_tcp = 00;
3987 assert(p_header_data != 00);
3988 assert(p_j2k != 00);
3989 assert(p_manager != 00);
3991 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
3992 if (p_header_size < 2) {
3993 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3997 l_cp = &(p_j2k->m_cp);
3999 opj_event_msg(p_manager, EVT_ERROR,
4000 "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
4004 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
4007 opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
4011 /* check allocation needed */
4012 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
4013 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4014 assert(l_tcp->ppt_markers_count == 0U);
4016 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
4017 if (l_tcp->ppt_markers == NULL) {
4018 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4021 l_tcp->ppt_markers_count = l_newCount;
4022 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
4023 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
4024 opj_ppx *new_ppt_markers;
4025 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
4026 l_newCount * sizeof(opj_ppx));
4027 if (new_ppt_markers == NULL) {
4028 /* clean up to be done on l_tcp destruction */
4029 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4032 l_tcp->ppt_markers = new_ppt_markers;
4033 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
4034 (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
4035 l_tcp->ppt_markers_count = l_newCount;
4038 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
4039 /* clean up to be done on l_tcp destruction */
4040 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
4044 l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
4045 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
4046 /* clean up to be done on l_tcp destruction */
4047 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4050 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
4051 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
4056 * Merges all PPT markers read (Packed packet headers, tile-part header)
4058 * @param p_tcp the tile.
4059 * @param p_manager the user event manager.
4061 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
4063 OPJ_UINT32 i, l_ppt_data_size;
4065 assert(p_tcp != 00);
4066 assert(p_manager != 00);
4067 assert(p_tcp->ppt_buffer == NULL);
4069 if (p_tcp->ppt == 0U) {
4073 l_ppt_data_size = 0U;
4074 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4076 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4079 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
4080 if (p_tcp->ppt_buffer == 00) {
4081 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4084 p_tcp->ppt_len = l_ppt_data_size;
4085 l_ppt_data_size = 0U;
4086 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
4087 if (p_tcp->ppt_markers[i].m_data !=
4088 NULL) { /* standard doesn't seem to require contiguous Zppt */
4089 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
4090 p_tcp->ppt_markers[i].m_data_size);
4092 p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
4094 opj_free(p_tcp->ppt_markers[i].m_data);
4095 p_tcp->ppt_markers[i].m_data = NULL;
4096 p_tcp->ppt_markers[i].m_data_size = 0U;
4100 p_tcp->ppt_markers_count = 0U;
4101 opj_free(p_tcp->ppt_markers);
4102 p_tcp->ppt_markers = NULL;
4104 p_tcp->ppt_data = p_tcp->ppt_buffer;
4105 p_tcp->ppt_data_size = p_tcp->ppt_len;
4109 static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
4110 opj_stream_private_t *p_stream,
4111 opj_event_mgr_t * p_manager
4114 OPJ_BYTE * l_current_data = 00;
4115 OPJ_UINT32 l_tlm_size;
4118 assert(p_j2k != 00);
4119 assert(p_manager != 00);
4120 assert(p_stream != 00);
4122 l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4124 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4125 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
4126 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
4127 if (! new_header_tile_data) {
4128 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4129 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4130 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4131 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
4134 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4135 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
4138 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4140 /* change the way data is written to avoid seeking if possible */
4142 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
4144 opj_write_bytes(l_current_data, J2K_MS_TLM,
4146 l_current_data += 2;
4148 opj_write_bytes(l_current_data, l_tlm_size - 2,
4150 l_current_data += 2;
4152 opj_write_bytes(l_current_data, 0,
4156 opj_write_bytes(l_current_data, 0x50,
4157 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4160 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4161 if (opj_stream_write_data(p_stream,
4162 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
4163 p_manager) != l_tlm_size) {
4170 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
4172 OPJ_UINT32 * p_data_written,
4173 const opj_stream_private_t *p_stream,
4174 opj_event_mgr_t * p_manager
4178 assert(p_j2k != 00);
4179 assert(p_manager != 00);
4180 assert(p_stream != 00);
4182 OPJ_UNUSED(p_stream);
4183 OPJ_UNUSED(p_manager);
4185 opj_write_bytes(p_data, J2K_MS_SOT,
4189 opj_write_bytes(p_data, 10,
4193 opj_write_bytes(p_data, p_j2k->m_current_tile_number,
4200 opj_write_bytes(p_data,
4201 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
4205 opj_write_bytes(p_data,
4206 p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
4212 /* update markers struct */
4214 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4216 assert(0 && "TODO");
4217 #endif /* USE_JPWL */
4219 * p_data_written = 12;
4224 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4225 OPJ_UINT32 p_header_size,
4226 OPJ_UINT32* p_tile_no,
4227 OPJ_UINT32* p_tot_len,
4228 OPJ_UINT32* p_current_part,
4229 OPJ_UINT32* p_num_parts,
4230 opj_event_mgr_t * p_manager)
4233 assert(p_header_data != 00);
4234 assert(p_manager != 00);
4236 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4237 if (p_header_size != 8) {
4238 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4242 opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
4244 opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
4246 opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
4248 opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
4253 static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
4254 OPJ_BYTE * p_header_data,
4255 OPJ_UINT32 p_header_size,
4256 opj_event_mgr_t * p_manager)
4258 opj_cp_t *l_cp = 00;
4259 opj_tcp_t *l_tcp = 00;
4260 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4261 OPJ_UINT32 l_current_part;
4262 OPJ_UINT32 l_tile_x, l_tile_y;
4266 assert(p_j2k != 00);
4267 assert(p_manager != 00);
4269 if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
4270 &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
4272 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4276 l_cp = &(p_j2k->m_cp);
4278 /* testcase 2.pdf.SIGFPE.706.1112 */
4279 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4280 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
4281 p_j2k->m_current_tile_number);
4285 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4286 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4287 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4289 /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
4290 /* of https://github.com/uclouvain/openjpeg/issues/939 */
4291 /* We must avoid reading twice the same tile part number for a given tile */
4292 /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
4293 /* several times. */
4294 /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
4295 /* should appear in increasing order. */
4296 if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
4297 opj_event_msg(p_manager, EVT_ERROR,
4298 "Invalid tile part index for tile number %d. "
4299 "Got %d, expected %d\n",
4300 p_j2k->m_current_tile_number,
4302 l_tcp->m_current_tile_part_number + 1);
4305 ++ l_tcp->m_current_tile_part_number;
4308 if (l_cp->correct) {
4310 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4311 static OPJ_UINT32 backup_tileno = 0;
4313 /* tileno is negative or larger than the number of tiles!!! */
4314 if (tileno > (l_cp->tw * l_cp->th)) {
4315 opj_event_msg(p_manager, EVT_ERROR,
4316 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4317 tileno, (l_cp->tw * l_cp->th));
4319 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4322 /* we try to correct */
4323 tileno = backup_tileno;
4324 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4325 "- setting tile number to %d\n",
4329 /* keep your private count of tiles */
4332 #endif /* USE_JPWL */
4334 /* look for the tile in the list of already processed tile (in parts). */
4335 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4336 /* since the time taken by this function can only grow at the time */
4338 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4339 if ((l_tot_len != 0) && (l_tot_len < 14)) {
4341 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
4342 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
4345 opj_event_msg(p_manager, EVT_ERROR,
4346 "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4352 if (l_cp->correct) {
4354 /* totlen is negative or larger than the bytes left!!! */
4355 if (/*(l_tot_len < 0) ||*/ (l_tot_len >
4356 p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4357 opj_event_msg(p_manager, EVT_ERROR,
4358 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4360 p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4362 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4365 /* we try to correct */
4367 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4368 "- setting Psot to %d => assuming it is the last tile\n",
4372 #endif /* USE_JPWL */
4374 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4376 opj_event_msg(p_manager, EVT_INFO,
4377 "Psot value of the current tile-part is equal to zero, "
4378 "we assuming it is the last tile-part of the codestream.\n");
4379 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4383 0) { /* Number of tile-part header is provided by this tile-part header */
4384 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4385 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4386 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4387 if (l_tcp->m_nb_tile_parts) {
4388 if (l_current_part >= l_tcp->m_nb_tile_parts) {
4389 opj_event_msg(p_manager, EVT_ERROR,
4390 "In SOT marker, TPSot (%d) is not valid regards to the current "
4391 "number of tile-part (%d), giving up\n", l_current_part,
4392 l_tcp->m_nb_tile_parts);
4393 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4397 if (l_current_part >= l_num_parts) {
4398 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4399 opj_event_msg(p_manager, EVT_ERROR,
4400 "In SOT marker, TPSot (%d) is not valid regards to the current "
4401 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
4402 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4405 l_tcp->m_nb_tile_parts = l_num_parts;
4408 /* If know the number of tile part header we will check if we didn't read the last*/
4409 if (l_tcp->m_nb_tile_parts) {
4410 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
4411 p_j2k->m_specific_param.m_decoder.m_can_decode =
4412 1; /* Process the last tile-part header*/
4416 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4417 /* Keep the size of data to skip after this marker */
4418 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
4419 12; /* SOT_marker_size = 12 */
4421 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4422 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4425 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4427 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4428 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4429 p_j2k->m_specific_param.m_decoder.m_skip_data =
4430 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4431 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4432 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4433 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4435 assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
4436 p_j2k->m_specific_param.m_decoder.m_skip_data =
4437 (p_j2k->m_current_tile_number != (OPJ_UINT32)
4438 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4442 if (p_j2k->cstr_index) {
4443 assert(p_j2k->cstr_index->tile_index != 00);
4444 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
4445 p_j2k->m_current_tile_number;
4446 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
4449 if (l_num_parts != 0) {
4450 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
4452 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4455 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4456 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4457 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4458 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4459 opj_event_msg(p_manager, EVT_ERROR,
4460 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4464 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4465 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4466 l_num_parts * sizeof(opj_tp_index_t));
4467 if (! new_tp_index) {
4468 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4469 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4470 opj_event_msg(p_manager, EVT_ERROR,
4471 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4474 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4478 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4480 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4481 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4482 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4483 (opj_tp_index_t*)opj_calloc(
4484 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4485 sizeof(opj_tp_index_t));
4486 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4487 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4488 opj_event_msg(p_manager, EVT_ERROR,
4489 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4494 if (l_current_part >=
4495 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
4496 opj_tp_index_t *new_tp_index;
4497 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
4499 new_tp_index = (opj_tp_index_t *) opj_realloc(
4500 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4501 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
4502 sizeof(opj_tp_index_t));
4503 if (! new_tp_index) {
4504 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4505 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4506 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4507 opj_event_msg(p_manager, EVT_ERROR,
4508 "Not enough memory to read SOT marker. Tile index allocation failed\n");
4511 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4520 /* 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 */
4521 /* if (p_j2k->cstr_info) {
4524 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4527 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4528 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4529 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4530 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4533 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4536 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4540 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4543 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4544 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4545 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4550 static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
4551 opj_tcd_t * p_tile_coder,
4553 OPJ_UINT32 * p_data_written,
4554 OPJ_UINT32 p_total_data_size,
4555 const opj_stream_private_t *p_stream,
4556 opj_event_mgr_t * p_manager
4559 opj_codestream_info_t *l_cstr_info = 00;
4560 OPJ_UINT32 l_remaining_data;
4563 assert(p_j2k != 00);
4564 assert(p_manager != 00);
4565 assert(p_stream != 00);
4567 OPJ_UNUSED(p_stream);
4569 opj_write_bytes(p_data, J2K_MS_SOD,
4573 /* make room for the EOF marker */
4574 l_remaining_data = p_total_data_size - 4;
4576 /* update tile coder */
4577 p_tile_coder->tp_num =
4578 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4579 p_tile_coder->cur_tp_num =
4580 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4583 /* TODO mergeV2: check this part which use cstr_info */
4584 /*l_cstr_info = p_j2k->cstr_info;
4586 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4587 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4588 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4594 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4596 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4601 /* update markers struct */
4602 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4604 assert(0 && "TODO");
4605 #endif /* USE_JPWL */
4610 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4611 p_tile_coder->tcd_image->tiles->packno = 0;
4613 l_cstr_info->packno = 0;
4617 *p_data_written = 0;
4619 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data,
4620 p_data_written, l_remaining_data, l_cstr_info)) {
4621 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4625 *p_data_written += 2;
4630 static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
4631 opj_stream_private_t *p_stream,
4632 opj_event_mgr_t * p_manager
4635 OPJ_SIZE_T l_current_read_size;
4636 opj_codestream_index_t * l_cstr_index = 00;
4637 OPJ_BYTE ** l_current_data = 00;
4638 opj_tcp_t * l_tcp = 00;
4639 OPJ_UINT32 * l_tile_len = 00;
4640 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4643 assert(p_j2k != 00);
4644 assert(p_manager != 00);
4645 assert(p_stream != 00);
4647 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4649 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4650 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4651 // but we are in the last tile part,
4652 // so its result will fit on OPJ_UINT32 unless we find
4653 // a file with a single tile part of more than 4 GB...*/
4654 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
4655 opj_stream_get_number_byte_left(p_stream) - 2);
4657 /* Check to avoid pass the limit of OPJ_UINT32 */
4658 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
4659 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4661 /* MSD: case commented to support empty SOT marker (PHR data) */
4665 l_current_data = &(l_tcp->m_data);
4666 l_tile_len = &l_tcp->m_data_size;
4668 /* Patch to support new PHR data */
4669 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4670 /* If we are here, we'll try to read the data after allocation */
4671 /* Check enough bytes left in stream before allocation */
4672 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
4673 opj_stream_get_number_byte_left(p_stream)) {
4674 opj_event_msg(p_manager, EVT_ERROR,
4675 "Tile part length size inconsistent with stream length\n");
4678 if (! *l_current_data) {
4679 /* LH: oddly enough, in this path, l_tile_len!=0.
4680 * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4682 *l_current_data = (OPJ_BYTE*) opj_malloc(
4683 p_j2k->m_specific_param.m_decoder.m_sot_length);
4685 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
4686 *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
4687 if (! l_new_current_data) {
4688 opj_free(*l_current_data);
4689 /*nothing more is done as l_current_data will be set to null, and just
4690 afterward we enter in the error path
4691 and the actual tile_len is updated (committed) at the end of the
4694 *l_current_data = l_new_current_data;
4697 if (*l_current_data == 00) {
4698 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4702 l_sot_length_pb_detected = OPJ_TRUE;
4706 l_cstr_index = p_j2k->cstr_index;
4708 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4710 OPJ_UINT32 l_current_tile_part =
4711 l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4712 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
4715 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
4717 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4719 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4723 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4724 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4728 /*l_cstr_index->packno = 0;*/
4731 /* Patch to support new PHR data */
4732 if (!l_sot_length_pb_detected) {
4733 l_current_read_size = opj_stream_read_data(
4735 *l_current_data + *l_tile_len,
4736 p_j2k->m_specific_param.m_decoder.m_sot_length,
4739 l_current_read_size = 0;
4742 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4743 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4745 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4748 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4753 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4754 OPJ_UINT32 p_tile_no,
4755 OPJ_UINT32 p_comp_no,
4756 OPJ_UINT32 nb_comps,
4757 opj_stream_private_t *p_stream,
4758 opj_event_mgr_t * p_manager
4761 OPJ_BYTE * l_current_data = 00;
4762 OPJ_UINT32 l_rgn_size;
4763 opj_cp_t *l_cp = 00;
4764 opj_tcp_t *l_tcp = 00;
4765 opj_tccp_t *l_tccp = 00;
4766 OPJ_UINT32 l_comp_room;
4769 assert(p_j2k != 00);
4770 assert(p_manager != 00);
4771 assert(p_stream != 00);
4773 l_cp = &(p_j2k->m_cp);
4774 l_tcp = &l_cp->tcps[p_tile_no];
4775 l_tccp = &l_tcp->tccps[p_comp_no];
4777 if (nb_comps <= 256) {
4783 l_rgn_size = 6 + l_comp_room;
4785 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4787 opj_write_bytes(l_current_data, J2K_MS_RGN,
4789 l_current_data += 2;
4791 opj_write_bytes(l_current_data, l_rgn_size - 2,
4793 l_current_data += 2;
4795 opj_write_bytes(l_current_data, p_comp_no,
4796 l_comp_room); /* Crgn */
4797 l_current_data += l_comp_room;
4799 opj_write_bytes(l_current_data, 0,
4803 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
4807 if (opj_stream_write_data(p_stream,
4808 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
4809 p_manager) != l_rgn_size) {
4816 static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
4817 opj_stream_private_t *p_stream,
4818 opj_event_mgr_t * p_manager
4822 assert(p_j2k != 00);
4823 assert(p_manager != 00);
4824 assert(p_stream != 00);
4826 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
4827 J2K_MS_EOC, 2); /* EOC */
4831 /* update markers struct */
4833 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4835 #endif /* USE_JPWL */
4837 if (opj_stream_write_data(p_stream,
4838 p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
4842 if (! opj_stream_flush(p_stream, p_manager)) {
4850 * Reads a RGN marker (Region Of Interest)
4852 * @param p_header_data the data contained in the POC box.
4853 * @param p_j2k the jpeg2000 codec.
4854 * @param p_header_size the size of the data contained in the POC marker.
4855 * @param p_manager the user event manager.
4857 static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
4858 OPJ_BYTE * p_header_data,
4859 OPJ_UINT32 p_header_size,
4860 opj_event_mgr_t * p_manager
4863 OPJ_UINT32 l_nb_comp;
4864 opj_image_t * l_image = 00;
4866 opj_cp_t *l_cp = 00;
4867 opj_tcp_t *l_tcp = 00;
4868 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4871 assert(p_header_data != 00);
4872 assert(p_j2k != 00);
4873 assert(p_manager != 00);
4875 l_image = p_j2k->m_private_image;
4876 l_nb_comp = l_image->numcomps;
4878 if (l_nb_comp <= 256) {
4884 if (p_header_size != 2 + l_comp_room) {
4885 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4889 l_cp = &(p_j2k->m_cp);
4890 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4891 &l_cp->tcps[p_j2k->m_current_tile_number] :
4892 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4894 opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
4895 p_header_data += l_comp_room;
4896 opj_read_bytes(p_header_data, &l_roi_sty,
4901 if (l_cp->correct) {
4902 /* totlen is negative or larger than the bytes left!!! */
4903 if (l_comp_room >= l_nb_comp) {
4904 opj_event_msg(p_manager, EVT_ERROR,
4905 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4906 l_comp_room, l_nb_comp);
4908 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4913 #endif /* USE_JPWL */
4915 /* testcase 3635.pdf.asan.77.2930 */
4916 if (l_comp_no >= l_nb_comp) {
4917 opj_event_msg(p_manager, EVT_ERROR,
4918 "bad component number in RGN (%d when there are only %d)\n",
4919 l_comp_no, l_nb_comp);
4923 opj_read_bytes(p_header_data,
4924 (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
4931 static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
4933 return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
4936 static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
4942 static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
4943 opj_stream_private_t *p_stream,
4944 opj_event_mgr_t * p_manager)
4946 opj_cp_t * l_cp = 00;
4947 opj_image_t * l_image = 00;
4948 opj_tcp_t * l_tcp = 00;
4949 opj_image_comp_t * l_img_comp = 00;
4952 OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
4953 OPJ_FLOAT32 * l_rates = 0;
4954 OPJ_FLOAT32 l_sot_remove;
4955 OPJ_UINT32 l_bits_empty, l_size_pixel;
4956 OPJ_UINT32 l_tile_size = 0;
4957 OPJ_UINT32 l_last_res;
4958 OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
4961 assert(p_j2k != 00);
4962 assert(p_manager != 00);
4963 assert(p_stream != 00);
4965 OPJ_UNUSED(p_manager);
4967 l_cp = &(p_j2k->m_cp);
4968 l_image = p_j2k->m_private_image;
4971 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4972 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4973 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
4974 l_cp->th * l_cp->tw);
4976 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4977 l_tp_stride_func = opj_j2k_get_tp_stride;
4979 l_tp_stride_func = opj_j2k_get_default_stride;
4982 for (i = 0; i < l_cp->th; ++i) {
4983 for (j = 0; j < l_cp->tw; ++j) {
4984 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
4985 (OPJ_FLOAT32)l_tcp->numlayers;
4987 /* 4 borders of the tile rescale on the image if necessary */
4988 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
4989 (OPJ_INT32)l_image->x0);
4990 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
4991 (OPJ_INT32)l_image->y0);
4992 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
4993 (OPJ_INT32)l_image->x1);
4994 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
4995 (OPJ_INT32)l_image->y1);
4997 l_rates = l_tcp->rates;
4999 /* Modification of the RATE >> */
5000 if (*l_rates > 0.0f) {
5001 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5002 (OPJ_UINT32)(l_y1 - l_y0)))
5004 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5012 for (k = 1; k < l_tcp->numlayers; ++k) {
5013 if (*l_rates > 0.0f) {
5014 *l_rates = (((OPJ_FLOAT32)(l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) *
5015 (OPJ_UINT32)(l_y1 - l_y0)))
5017 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
5033 for (i = 0; i < l_cp->th; ++i) {
5034 for (j = 0; j < l_cp->tw; ++j) {
5035 l_rates = l_tcp->rates;
5037 if (*l_rates > 0.0f) {
5038 *l_rates -= l_sot_remove;
5040 if (*l_rates < 30.0f) {
5047 l_last_res = l_tcp->numlayers - 1;
5049 for (k = 1; k < l_last_res; ++k) {
5051 if (*l_rates > 0.0f) {
5052 *l_rates -= l_sot_remove;
5054 if (*l_rates < * (l_rates - 1) + 10.0f) {
5055 *l_rates = (*(l_rates - 1)) + 20.0f;
5062 if (*l_rates > 0.0f) {
5063 *l_rates -= (l_sot_remove + 2.f);
5065 if (*l_rates < * (l_rates - 1) + 10.0f) {
5066 *l_rates = (*(l_rates - 1)) + 20.0f;
5074 l_img_comp = l_image->comps;
5077 for (i = 0; i < l_image->numcomps; ++i) {
5078 l_tile_size += (opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
5080 opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
5088 l_tile_size = (OPJ_UINT32)(l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
5090 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
5092 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
5093 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
5094 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
5095 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
5099 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
5100 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
5101 (OPJ_BYTE *) opj_malloc(5 *
5102 p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
5103 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
5107 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
5108 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
5115 static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
5116 opj_stream_private_t *p_stream,
5117 opj_event_mgr_t * p_manager)
5120 opj_tcd_t * l_tcd = 00;
5121 OPJ_UINT32 l_nb_tiles;
5122 opj_tcp_t * l_tcp = 00;
5126 assert(p_j2k != 00);
5127 assert(p_manager != 00);
5128 assert(p_stream != 00);
5130 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
5131 l_tcp = p_j2k->m_cp.tcps;
5133 l_tcd = opj_tcd_create(OPJ_TRUE);
5135 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5139 for (i = 0; i < l_nb_tiles; ++i) {
5140 if (l_tcp->m_data) {
5141 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
5142 opj_tcd_destroy(l_tcd);
5143 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
5147 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
5152 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
5157 opj_j2k_tcp_destroy(l_tcp);
5161 opj_tcd_destroy(l_tcd);
5166 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
5167 struct opj_stream_private *p_stream,
5168 struct opj_event_mgr * p_manager)
5171 assert(p_j2k != 00);
5172 assert(p_manager != 00);
5173 assert(p_stream != 00);
5175 OPJ_UNUSED(p_manager);
5177 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
5182 static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
5183 struct opj_stream_private *p_stream,
5184 struct opj_event_mgr * p_manager)
5187 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5188 opj_mct_data_t * l_mct_record;
5192 assert(p_j2k != 00);
5193 assert(p_stream != 00);
5194 assert(p_manager != 00);
5196 if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
5200 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5201 l_mct_record = l_tcp->m_mct_records;
5203 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5205 if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
5212 l_mcc_record = l_tcp->m_mcc_records;
5214 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5216 if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
5223 if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
5230 static OPJ_BOOL opj_j2k_write_all_coc(
5232 struct opj_stream_private *p_stream,
5233 struct opj_event_mgr * p_manager)
5238 assert(p_j2k != 00);
5239 assert(p_manager != 00);
5240 assert(p_stream != 00);
5242 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5243 /* cod is first component of first tile */
5244 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
5245 if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
5254 static OPJ_BOOL opj_j2k_write_all_qcc(
5256 struct opj_stream_private *p_stream,
5257 struct opj_event_mgr * p_manager)
5262 assert(p_j2k != 00);
5263 assert(p_manager != 00);
5264 assert(p_stream != 00);
5266 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
5267 /* qcd is first component of first tile */
5268 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
5269 if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
5277 static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
5278 struct opj_stream_private *p_stream,
5279 struct opj_event_mgr * p_manager)
5282 const opj_tccp_t *l_tccp = 00;
5285 assert(p_j2k != 00);
5286 assert(p_manager != 00);
5287 assert(p_stream != 00);
5289 l_tccp = p_j2k->m_cp.tcps->tccps;
5291 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5292 if (l_tccp->roishift) {
5294 if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
5295 p_stream, p_manager)) {
5306 static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
5307 struct opj_stream_private *p_stream,
5308 struct opj_event_mgr * p_manager)
5310 opj_codestream_index_t * l_cstr_index = 00;
5313 assert(p_j2k != 00);
5314 assert(p_manager != 00);
5315 assert(p_stream != 00);
5317 OPJ_UNUSED(p_manager);
5319 l_cstr_index = p_j2k->cstr_index;
5321 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5323 /* The following adjustment is done to adjust the codestream size */
5324 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5325 /* the first bunch of bytes is not in the codestream */
5326 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5331 /* preparation of JPWL marker segments */
5335 /* encode according to JPWL */
5336 jpwl_encode(p_j2k, p_stream, image);
5340 assert(0 && "TODO");
5341 #endif /* USE_JPWL */
5346 static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
5347 opj_stream_private_t *p_stream,
5348 OPJ_UINT32 *output_marker,
5349 opj_event_mgr_t * p_manager
5352 OPJ_UINT32 l_unknown_marker;
5353 const opj_dec_memory_marker_handler_t * l_marker_handler;
5354 OPJ_UINT32 l_size_unk = 2;
5357 assert(p_j2k != 00);
5358 assert(p_manager != 00);
5359 assert(p_stream != 00);
5361 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5364 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5365 if (opj_stream_read_data(p_stream,
5366 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
5367 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5371 /* read 2 bytes as the new marker ID*/
5372 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
5373 &l_unknown_marker, 2);
5375 if (!(l_unknown_marker < 0xff00)) {
5377 /* Get the marker handler from the marker ID*/
5378 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5380 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5381 opj_event_msg(p_manager, EVT_ERROR,
5382 "Marker is not compliant with its position\n");
5385 if (l_marker_handler->id != J2K_MS_UNK) {
5386 /* Add the marker to the codestream index*/
5387 if (l_marker_handler->id != J2K_MS_SOT) {
5388 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5389 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5391 if (res == OPJ_FALSE) {
5392 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5396 break; /* next marker is known and well located */
5404 *output_marker = l_marker_handler->id ;
5409 static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
5410 opj_mct_data_t * p_mct_record,
5411 struct opj_stream_private *p_stream,
5412 struct opj_event_mgr * p_manager)
5414 OPJ_UINT32 l_mct_size;
5415 OPJ_BYTE * l_current_data = 00;
5419 assert(p_j2k != 00);
5420 assert(p_manager != 00);
5421 assert(p_stream != 00);
5423 l_mct_size = 10 + p_mct_record->m_data_size;
5425 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5426 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5427 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5428 if (! new_header_tile_data) {
5429 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5430 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5431 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5432 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5435 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5436 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5439 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5441 opj_write_bytes(l_current_data, J2K_MS_MCT,
5443 l_current_data += 2;
5445 opj_write_bytes(l_current_data, l_mct_size - 2,
5447 l_current_data += 2;
5449 opj_write_bytes(l_current_data, 0,
5451 l_current_data += 2;
5453 /* only one marker atm */
5454 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
5455 (p_mct_record->m_element_type << 10);
5457 opj_write_bytes(l_current_data, l_tmp, 2);
5458 l_current_data += 2;
5460 opj_write_bytes(l_current_data, 0,
5462 l_current_data += 2;
5464 memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
5466 if (opj_stream_write_data(p_stream,
5467 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
5468 p_manager) != l_mct_size) {
5476 * Reads a MCT marker (Multiple Component Transform)
5478 * @param p_header_data the data contained in the MCT box.
5479 * @param p_j2k the jpeg2000 codec.
5480 * @param p_header_size the size of the data contained in the MCT marker.
5481 * @param p_manager the user event manager.
5483 static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
5484 OPJ_BYTE * p_header_data,
5485 OPJ_UINT32 p_header_size,
5486 opj_event_mgr_t * p_manager
5490 opj_tcp_t *l_tcp = 00;
5493 opj_mct_data_t * l_mct_data;
5496 assert(p_header_data != 00);
5497 assert(p_j2k != 00);
5499 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5500 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5501 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5503 if (p_header_size < 2) {
5504 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5509 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
5512 opj_event_msg(p_manager, EVT_WARNING,
5513 "Cannot take in charge mct data within multiple MCT records\n");
5517 if (p_header_size <= 6) {
5518 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5522 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5523 opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
5526 l_indix = l_tmp & 0xff;
5527 l_mct_data = l_tcp->m_mct_records;
5529 for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
5530 if (l_mct_data->m_index == l_indix) {
5537 if (i == l_tcp->m_nb_mct_records) {
5538 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5539 opj_mct_data_t *new_mct_records;
5540 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5542 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
5543 l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5544 if (! new_mct_records) {
5545 opj_free(l_tcp->m_mct_records);
5546 l_tcp->m_mct_records = NULL;
5547 l_tcp->m_nb_max_mct_records = 0;
5548 l_tcp->m_nb_mct_records = 0;
5549 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5552 l_tcp->m_mct_records = new_mct_records;
5553 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5554 memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
5555 sizeof(opj_mct_data_t));
5558 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5559 ++l_tcp->m_nb_mct_records;
5562 if (l_mct_data->m_data) {
5563 opj_free(l_mct_data->m_data);
5564 l_mct_data->m_data = 00;
5567 l_mct_data->m_index = l_indix;
5568 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5569 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5571 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
5574 opj_event_msg(p_manager, EVT_WARNING,
5575 "Cannot take in charge multiple MCT markers\n");
5581 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5582 if (! l_mct_data->m_data) {
5583 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5586 memcpy(l_mct_data->m_data, p_header_data, p_header_size);
5588 l_mct_data->m_data_size = p_header_size;
5593 static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
5594 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5595 struct opj_stream_private *p_stream,
5596 struct opj_event_mgr * p_manager)
5599 OPJ_UINT32 l_mcc_size;
5600 OPJ_BYTE * l_current_data = 00;
5601 OPJ_UINT32 l_nb_bytes_for_comp;
5606 assert(p_j2k != 00);
5607 assert(p_manager != 00);
5608 assert(p_stream != 00);
5610 if (p_mcc_record->m_nb_comps > 255) {
5611 l_nb_bytes_for_comp = 2;
5614 l_nb_bytes_for_comp = 1;
5618 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5619 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5620 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5621 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5622 if (! new_header_tile_data) {
5623 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5624 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5625 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5626 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5629 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5630 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5633 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5635 opj_write_bytes(l_current_data, J2K_MS_MCC,
5637 l_current_data += 2;
5639 opj_write_bytes(l_current_data, l_mcc_size - 2,
5641 l_current_data += 2;
5644 opj_write_bytes(l_current_data, 0,
5646 l_current_data += 2;
5648 opj_write_bytes(l_current_data, p_mcc_record->m_index,
5649 1); /* Imcc -> no need for other values, take the first */
5652 /* only one marker atm */
5653 opj_write_bytes(l_current_data, 0,
5655 l_current_data += 2;
5657 opj_write_bytes(l_current_data, 1,
5658 2); /* Qmcc -> number of collections -> 1 */
5659 l_current_data += 2;
5661 opj_write_bytes(l_current_data, 0x1,
5662 1); /* Xmcci type of component transformation -> array based decorrelation */
5665 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5666 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5667 l_current_data += 2;
5669 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5670 opj_write_bytes(l_current_data, i,
5671 l_nb_bytes_for_comp); /* Cmccij Component offset*/
5672 l_current_data += l_nb_bytes_for_comp;
5675 opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
5676 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5677 l_current_data += 2;
5679 for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
5680 opj_write_bytes(l_current_data, i,
5681 l_nb_bytes_for_comp); /* Wmccij Component offset*/
5682 l_current_data += l_nb_bytes_for_comp;
5685 l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
5687 if (p_mcc_record->m_decorrelation_array) {
5688 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5691 if (p_mcc_record->m_offset_array) {
5692 l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
5695 opj_write_bytes(l_current_data, l_tmcc,
5696 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5697 l_current_data += 3;
5699 if (opj_stream_write_data(p_stream,
5700 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
5701 p_manager) != l_mcc_size) {
5708 static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
5709 OPJ_BYTE * p_header_data,
5710 OPJ_UINT32 p_header_size,
5711 opj_event_mgr_t * p_manager)
5717 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5718 opj_mct_data_t * l_mct_data;
5719 OPJ_UINT32 l_nb_collections;
5720 OPJ_UINT32 l_nb_comps;
5721 OPJ_UINT32 l_nb_bytes_by_comp;
5722 OPJ_BOOL l_new_mcc = OPJ_FALSE;
5725 assert(p_header_data != 00);
5726 assert(p_j2k != 00);
5727 assert(p_manager != 00);
5729 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5730 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5731 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5733 if (p_header_size < 2) {
5734 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5739 opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
5742 opj_event_msg(p_manager, EVT_WARNING,
5743 "Cannot take in charge multiple data spanning\n");
5747 if (p_header_size < 7) {
5748 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5752 opj_read_bytes(p_header_data, &l_indix,
5753 1); /* Imcc -> no need for other values, take the first */
5756 l_mcc_record = l_tcp->m_mcc_records;
5758 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5759 if (l_mcc_record->m_index == l_indix) {
5766 if (i == l_tcp->m_nb_mcc_records) {
5767 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5768 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5769 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5771 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5772 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
5773 opj_simple_mcc_decorrelation_data_t));
5774 if (! new_mcc_records) {
5775 opj_free(l_tcp->m_mcc_records);
5776 l_tcp->m_mcc_records = NULL;
5777 l_tcp->m_nb_max_mcc_records = 0;
5778 l_tcp->m_nb_mcc_records = 0;
5779 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5782 l_tcp->m_mcc_records = new_mcc_records;
5783 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5784 memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
5785 * sizeof(opj_simple_mcc_decorrelation_data_t));
5787 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5788 l_new_mcc = OPJ_TRUE;
5790 l_mcc_record->m_index = l_indix;
5792 /* only one marker atm */
5793 opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
5796 opj_event_msg(p_manager, EVT_WARNING,
5797 "Cannot take in charge multiple data spanning\n");
5801 opj_read_bytes(p_header_data, &l_nb_collections,
5802 2); /* Qmcc -> number of collections -> 1 */
5805 if (l_nb_collections > 1) {
5806 opj_event_msg(p_manager, EVT_WARNING,
5807 "Cannot take in charge multiple collections\n");
5813 for (i = 0; i < l_nb_collections; ++i) {
5814 if (p_header_size < 3) {
5815 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5819 opj_read_bytes(p_header_data, &l_tmp,
5820 1); /* Xmcci type of component transformation -> array based decorrelation */
5824 opj_event_msg(p_manager, EVT_WARNING,
5825 "Cannot take in charge collections other than array decorrelation\n");
5829 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5834 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5835 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5837 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5838 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5842 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5844 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5845 opj_read_bytes(p_header_data, &l_tmp,
5846 l_nb_bytes_by_comp); /* Cmccij Component offset*/
5847 p_header_data += l_nb_bytes_by_comp;
5850 opj_event_msg(p_manager, EVT_WARNING,
5851 "Cannot take in charge collections with indix shuffle\n");
5856 opj_read_bytes(p_header_data, &l_nb_comps, 2);
5859 l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
5860 l_nb_comps &= 0x7fff;
5862 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5863 opj_event_msg(p_manager, EVT_WARNING,
5864 "Cannot take in charge collections without same number of indixes\n");
5868 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5869 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5873 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5875 for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
5876 opj_read_bytes(p_header_data, &l_tmp,
5877 l_nb_bytes_by_comp); /* Wmccij Component offset*/
5878 p_header_data += l_nb_bytes_by_comp;
5881 opj_event_msg(p_manager, EVT_WARNING,
5882 "Cannot take in charge collections with indix shuffle\n");
5887 opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
5890 l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
5891 l_mcc_record->m_decorrelation_array = 00;
5892 l_mcc_record->m_offset_array = 00;
5894 l_indix = l_tmp & 0xff;
5896 l_mct_data = l_tcp->m_mct_records;
5897 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
5898 if (l_mct_data->m_index == l_indix) {
5899 l_mcc_record->m_decorrelation_array = l_mct_data;
5905 if (l_mcc_record->m_decorrelation_array == 00) {
5906 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5911 l_indix = (l_tmp >> 8) & 0xff;
5913 l_mct_data = l_tcp->m_mct_records;
5914 for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
5915 if (l_mct_data->m_index == l_indix) {
5916 l_mcc_record->m_offset_array = l_mct_data;
5922 if (l_mcc_record->m_offset_array == 00) {
5923 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5929 if (p_header_size != 0) {
5930 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5935 ++l_tcp->m_nb_mcc_records;
5941 static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
5942 struct opj_stream_private *p_stream,
5943 struct opj_event_mgr * p_manager
5946 OPJ_BYTE * l_current_data = 00;
5947 OPJ_UINT32 l_mco_size;
5948 opj_tcp_t * l_tcp = 00;
5949 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5953 assert(p_j2k != 00);
5954 assert(p_manager != 00);
5955 assert(p_stream != 00);
5957 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5959 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5960 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5962 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
5963 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5964 if (! new_header_tile_data) {
5965 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5966 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5967 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5968 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5971 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5972 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5974 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5977 opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
5978 l_current_data += 2;
5980 opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
5981 l_current_data += 2;
5983 opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
5984 1); /* Nmco : only one transform stage*/
5987 l_mcc_record = l_tcp->m_mcc_records;
5988 for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
5989 opj_write_bytes(l_current_data, l_mcc_record->m_index,
5990 1); /* Imco -> use the mcc indicated by 1*/
5995 if (opj_stream_write_data(p_stream,
5996 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
5997 p_manager) != l_mco_size) {
6005 * Reads a MCO marker (Multiple Component Transform Ordering)
6007 * @param p_header_data the data contained in the MCO box.
6008 * @param p_j2k the jpeg2000 codec.
6009 * @param p_header_size the size of the data contained in the MCO marker.
6010 * @param p_manager the user event manager.
6012 static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
6013 OPJ_BYTE * p_header_data,
6014 OPJ_UINT32 p_header_size,
6015 opj_event_mgr_t * p_manager
6018 OPJ_UINT32 l_tmp, i;
6019 OPJ_UINT32 l_nb_stages;
6021 opj_tccp_t * l_tccp;
6022 opj_image_t * l_image;
6025 assert(p_header_data != 00);
6026 assert(p_j2k != 00);
6027 assert(p_manager != 00);
6029 l_image = p_j2k->m_private_image;
6030 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
6031 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
6032 p_j2k->m_specific_param.m_decoder.m_default_tcp;
6034 if (p_header_size < 1) {
6035 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
6039 opj_read_bytes(p_header_data, &l_nb_stages,
6040 1); /* Nmco : only one transform stage*/
6043 if (l_nb_stages > 1) {
6044 opj_event_msg(p_manager, EVT_WARNING,
6045 "Cannot take in charge multiple transformation stages.\n");
6049 if (p_header_size != l_nb_stages + 1) {
6050 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
6054 l_tccp = l_tcp->tccps;
6056 for (i = 0; i < l_image->numcomps; ++i) {
6057 l_tccp->m_dc_level_shift = 0;
6061 if (l_tcp->m_mct_decoding_matrix) {
6062 opj_free(l_tcp->m_mct_decoding_matrix);
6063 l_tcp->m_mct_decoding_matrix = 00;
6066 for (i = 0; i < l_nb_stages; ++i) {
6067 opj_read_bytes(p_header_data, &l_tmp, 1);
6070 if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
6078 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
6082 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
6083 opj_mct_data_t * l_deco_array, * l_offset_array;
6084 OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
6085 OPJ_UINT32 l_nb_elem;
6086 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
6087 opj_tccp_t * l_tccp;
6090 assert(p_tcp != 00);
6092 l_mcc_record = p_tcp->m_mcc_records;
6094 for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
6095 if (l_mcc_record->m_index == p_index) {
6100 if (i == p_tcp->m_nb_mcc_records) {
6101 /** element discarded **/
6105 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
6106 /** do not support number of comps != image */
6110 l_deco_array = l_mcc_record->m_decorrelation_array;
6113 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
6114 * p_image->numcomps;
6115 if (l_deco_array->m_data_size != l_data_size) {
6119 l_nb_elem = p_image->numcomps * p_image->numcomps;
6120 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6121 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6123 if (! p_tcp->m_mct_decoding_matrix) {
6127 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
6128 l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
6131 l_offset_array = l_mcc_record->m_offset_array;
6133 if (l_offset_array) {
6134 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
6136 if (l_offset_array->m_data_size != l_data_size) {
6140 l_nb_elem = p_image->numcomps;
6141 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
6142 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
6144 if (! l_offset_data) {
6148 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
6149 l_offset_array->m_data, l_offset_data, l_nb_elem);
6151 l_tccp = p_tcp->tccps;
6152 l_current_offset_data = l_offset_data;
6154 for (i = 0; i < p_image->numcomps; ++i) {
6155 l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
6159 opj_free(l_offset_data);
6165 static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
6166 struct opj_stream_private *p_stream,
6167 struct opj_event_mgr * p_manager)
6170 OPJ_UINT32 l_cbd_size;
6171 OPJ_BYTE * l_current_data = 00;
6172 opj_image_t *l_image = 00;
6173 opj_image_comp_t * l_comp = 00;
6176 assert(p_j2k != 00);
6177 assert(p_manager != 00);
6178 assert(p_stream != 00);
6180 l_image = p_j2k->m_private_image;
6181 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
6183 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
6184 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
6185 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
6186 if (! new_header_tile_data) {
6187 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6188 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
6189 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6190 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
6193 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
6194 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
6197 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
6199 opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
6200 l_current_data += 2;
6202 opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
6203 l_current_data += 2;
6205 opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
6206 l_current_data += 2;
6208 l_comp = l_image->comps;
6210 for (i = 0; i < l_image->numcomps; ++i) {
6211 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
6212 1); /* Component bit depth */
6218 if (opj_stream_write_data(p_stream,
6219 p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
6220 p_manager) != l_cbd_size) {
6228 * Reads a CBD marker (Component bit depth definition)
6229 * @param p_header_data the data contained in the CBD box.
6230 * @param p_j2k the jpeg2000 codec.
6231 * @param p_header_size the size of the data contained in the CBD marker.
6232 * @param p_manager the user event manager.
6234 static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
6235 OPJ_BYTE * p_header_data,
6236 OPJ_UINT32 p_header_size,
6237 opj_event_mgr_t * p_manager
6240 OPJ_UINT32 l_nb_comp, l_num_comp;
6241 OPJ_UINT32 l_comp_def;
6243 opj_image_comp_t * l_comp = 00;
6246 assert(p_header_data != 00);
6247 assert(p_j2k != 00);
6248 assert(p_manager != 00);
6250 l_num_comp = p_j2k->m_private_image->numcomps;
6252 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
6253 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6257 opj_read_bytes(p_header_data, &l_nb_comp,
6261 if (l_nb_comp != l_num_comp) {
6262 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
6266 l_comp = p_j2k->m_private_image->comps;
6267 for (i = 0; i < l_num_comp; ++i) {
6268 opj_read_bytes(p_header_data, &l_comp_def,
6269 1); /* Component bit depth */
6271 l_comp->sgnd = (l_comp_def >> 7) & 1;
6272 l_comp->prec = (l_comp_def & 0x7f) + 1;
6274 if (l_comp->prec > 32) {
6275 opj_event_msg(p_manager, EVT_ERROR,
6276 "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 32)\n",
6286 /* ----------------------------------------------------------------------- */
6287 /* J2K / JPT decoder interface */
6288 /* ----------------------------------------------------------------------- */
6290 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
6292 if (j2k && parameters) {
6293 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
6294 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
6297 j2k->m_cp.correct = parameters->jpwl_correct;
6298 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
6299 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
6300 #endif /* USE_JPWL */
6304 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
6306 if (opj_has_thread_support()) {
6307 opj_thread_pool_destroy(j2k->m_tp);
6309 if (num_threads <= (OPJ_UINT32)INT_MAX) {
6310 j2k->m_tp = opj_thread_pool_create((int)num_threads);
6312 if (j2k->m_tp == NULL) {
6313 j2k->m_tp = opj_thread_pool_create(0);
6321 static int opj_j2k_get_default_thread_count()
6323 const char* num_threads = getenv("OPJ_NUM_THREADS");
6324 if (num_threads == NULL || !opj_has_thread_support()) {
6327 if (strcmp(num_threads, "ALL_CPUS") == 0) {
6328 return opj_get_num_cpus();
6330 return atoi(num_threads);
6333 /* ----------------------------------------------------------------------- */
6334 /* J2K encoder interface */
6335 /* ----------------------------------------------------------------------- */
6337 opj_j2k_t* opj_j2k_create_compress(void)
6339 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
6345 l_j2k->m_is_decoder = 0;
6346 l_j2k->m_cp.m_is_decoder = 0;
6348 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
6349 OPJ_J2K_DEFAULT_HEADER_SIZE);
6350 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6351 opj_j2k_destroy(l_j2k);
6355 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
6356 OPJ_J2K_DEFAULT_HEADER_SIZE;
6358 /* validation list creation*/
6359 l_j2k->m_validation_list = opj_procedure_list_create();
6360 if (! l_j2k->m_validation_list) {
6361 opj_j2k_destroy(l_j2k);
6365 /* execution list creation*/
6366 l_j2k->m_procedure_list = opj_procedure_list_create();
6367 if (! l_j2k->m_procedure_list) {
6368 opj_j2k_destroy(l_j2k);
6372 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
6374 l_j2k->m_tp = opj_thread_pool_create(0);
6377 opj_j2k_destroy(l_j2k);
6384 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
6390 POC[0].resno1 = (OPJ_UINT32)(numres - 1);
6392 POC[0].prg1 = OPJ_CPRL;
6394 POC[1].resno0 = (OPJ_UINT32)(numres - 1);
6397 POC[1].resno1 = (OPJ_UINT32)numres;
6399 POC[1].prg1 = OPJ_CPRL;
6403 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
6404 opj_image_t *image, opj_event_mgr_t *p_manager)
6406 /* Configure cinema parameters */
6410 parameters->tile_size_on = OPJ_FALSE;
6411 parameters->cp_tdx = 1;
6412 parameters->cp_tdy = 1;
6414 /* One tile part for each component */
6415 parameters->tp_flag = 'C';
6416 parameters->tp_on = 1;
6418 /* Tile and Image shall be at (0,0) */
6419 parameters->cp_tx0 = 0;
6420 parameters->cp_ty0 = 0;
6421 parameters->image_offset_x0 = 0;
6422 parameters->image_offset_y0 = 0;
6424 /* Codeblock size= 32*32 */
6425 parameters->cblockw_init = 32;
6426 parameters->cblockh_init = 32;
6428 /* Codeblock style: no mode switch enabled */
6429 parameters->mode = 0;
6432 parameters->roi_compno = -1;
6434 /* No subsampling */
6435 parameters->subsampling_dx = 1;
6436 parameters->subsampling_dy = 1;
6439 parameters->irreversible = 1;
6441 /* Number of layers */
6442 if (parameters->tcp_numlayers > 1) {
6443 opj_event_msg(p_manager, EVT_WARNING,
6444 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6445 "1 single quality layer"
6446 "-> Number of layers forced to 1 (rather than %d)\n"
6447 "-> Rate of the last layer (%3.1f) will be used",
6448 parameters->tcp_numlayers,
6449 parameters->tcp_rates[parameters->tcp_numlayers - 1]);
6450 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
6451 parameters->tcp_numlayers = 1;
6454 /* Resolution levels */
6455 switch (parameters->rsiz) {
6456 case OPJ_PROFILE_CINEMA_2K:
6457 if (parameters->numresolution > 6) {
6458 opj_event_msg(p_manager, EVT_WARNING,
6459 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6460 "Number of decomposition levels <= 5\n"
6461 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6462 parameters->numresolution + 1);
6463 parameters->numresolution = 6;
6466 case OPJ_PROFILE_CINEMA_4K:
6467 if (parameters->numresolution < 2) {
6468 opj_event_msg(p_manager, EVT_WARNING,
6469 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6470 "Number of decomposition levels >= 1 && <= 6\n"
6471 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6472 parameters->numresolution + 1);
6473 parameters->numresolution = 1;
6474 } else if (parameters->numresolution > 7) {
6475 opj_event_msg(p_manager, EVT_WARNING,
6476 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6477 "Number of decomposition levels >= 1 && <= 6\n"
6478 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6479 parameters->numresolution + 1);
6480 parameters->numresolution = 7;
6488 parameters->csty |= 0x01;
6489 parameters->res_spec = parameters->numresolution - 1;
6490 for (i = 0; i < parameters->res_spec; i++) {
6491 parameters->prcw_init[i] = 256;
6492 parameters->prch_init[i] = 256;
6495 /* The progression order shall be CPRL */
6496 parameters->prog_order = OPJ_CPRL;
6498 /* Progression order changes for 4K, disallowed for 2K */
6499 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6500 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
6501 parameters->numresolution);
6503 parameters->numpocs = 0;
6506 /* Limited bit-rate */
6507 parameters->cp_disto_alloc = 1;
6508 if (parameters->max_cs_size <= 0) {
6509 /* No rate has been introduced, 24 fps is assumed */
6510 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6511 opj_event_msg(p_manager, EVT_WARNING,
6512 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6513 "Maximum 1302083 compressed bytes @ 24fps\n"
6514 "As no rate has been given, this limit will be used.\n");
6515 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6516 opj_event_msg(p_manager, EVT_WARNING,
6517 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6518 "Maximum 1302083 compressed bytes @ 24fps\n"
6519 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6520 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6523 if (parameters->max_comp_size <= 0) {
6524 /* No rate has been introduced, 24 fps is assumed */
6525 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6526 opj_event_msg(p_manager, EVT_WARNING,
6527 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6528 "Maximum 1041666 compressed bytes @ 24fps\n"
6529 "As no rate has been given, this limit will be used.\n");
6530 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6531 opj_event_msg(p_manager, EVT_WARNING,
6532 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6533 "Maximum 1041666 compressed bytes @ 24fps\n"
6534 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6535 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6538 parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6539 image->comps[0].h * image->comps[0].prec) /
6540 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6541 image->comps[0].dy);
6545 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
6546 opj_event_mgr_t *p_manager)
6550 /* Number of components */
6551 if (image->numcomps != 3) {
6552 opj_event_msg(p_manager, EVT_WARNING,
6553 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6555 "-> Number of components of input image (%d) is not compliant\n"
6556 "-> Non-profile-3 codestream will be generated\n",
6562 for (i = 0; i < image->numcomps; i++) {
6563 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
6564 char signed_str[] = "signed";
6565 char unsigned_str[] = "unsigned";
6566 char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
6567 opj_event_msg(p_manager, EVT_WARNING,
6568 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6569 "Precision of each component shall be 12 bits unsigned"
6570 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6571 "-> Non-profile-3 codestream will be generated\n",
6572 i, image->comps[i].bpp, tmp_str);
6579 case OPJ_PROFILE_CINEMA_2K:
6580 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
6581 opj_event_msg(p_manager, EVT_WARNING,
6582 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6583 "width <= 2048 and height <= 1080\n"
6584 "-> Input image size %d x %d is not compliant\n"
6585 "-> Non-profile-3 codestream will be generated\n",
6586 image->comps[0].w, image->comps[0].h);
6590 case OPJ_PROFILE_CINEMA_4K:
6591 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
6592 opj_event_msg(p_manager, EVT_WARNING,
6593 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6594 "width <= 4096 and height <= 2160\n"
6595 "-> Image size %d x %d is not compliant\n"
6596 "-> Non-profile-4 codestream will be generated\n",
6597 image->comps[0].w, image->comps[0].h);
6608 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
6609 opj_cparameters_t *parameters,
6611 opj_event_mgr_t * p_manager)
6613 OPJ_UINT32 i, j, tileno, numpocs_tile;
6616 if (!p_j2k || !parameters || ! image) {
6620 if ((parameters->numresolution <= 0) ||
6621 (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6622 opj_event_msg(p_manager, EVT_ERROR,
6623 "Invalid number of resolutions : %d not in range [1,%d]\n",
6624 parameters->numresolution, OPJ_J2K_MAXRLVLS);
6628 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6629 cp = &(p_j2k->m_cp);
6631 /* set default values for cp */
6635 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6636 if (parameters->rsiz ==
6637 OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6638 OPJ_BOOL deprecated_used = OPJ_FALSE;
6639 switch (parameters->cp_cinema) {
6640 case OPJ_CINEMA2K_24:
6641 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6642 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6643 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6644 deprecated_used = OPJ_TRUE;
6646 case OPJ_CINEMA2K_48:
6647 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6648 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6649 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6650 deprecated_used = OPJ_TRUE;
6652 case OPJ_CINEMA4K_24:
6653 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6654 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6655 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6656 deprecated_used = OPJ_TRUE;
6662 switch (parameters->cp_rsiz) {
6664 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6665 deprecated_used = OPJ_TRUE;
6668 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6669 deprecated_used = OPJ_TRUE;
6672 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6673 deprecated_used = OPJ_TRUE;
6678 if (deprecated_used) {
6679 opj_event_msg(p_manager, EVT_WARNING,
6680 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6681 "Please consider using only the rsiz field\n"
6682 "See openjpeg.h documentation for more details\n");
6686 /* see if max_codestream_size does limit input rate */
6687 if (parameters->max_cs_size <= 0) {
6688 if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
6689 OPJ_FLOAT32 temp_size;
6690 temp_size = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6691 image->comps[0].h * image->comps[0].prec) /
6692 (parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
6693 (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6694 parameters->max_cs_size = (int) floor(temp_size);
6696 parameters->max_cs_size = 0;
6699 OPJ_FLOAT32 temp_rate;
6700 OPJ_BOOL cap = OPJ_FALSE;
6701 temp_rate = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
6702 image->comps[0].h * image->comps[0].prec) /
6703 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
6704 image->comps[0].dy);
6705 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6706 if (parameters->tcp_rates[i] < temp_rate) {
6707 parameters->tcp_rates[i] = temp_rate;
6712 opj_event_msg(p_manager, EVT_WARNING,
6713 "The desired maximum codestream size has limited\n"
6714 "at least one of the desired quality layers\n");
6718 /* Manage profiles and applications and set RSIZ */
6719 /* set cinema parameters if required */
6720 if (OPJ_IS_CINEMA(parameters->rsiz)) {
6721 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6722 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
6723 opj_event_msg(p_manager, EVT_WARNING,
6724 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6725 parameters->rsiz = OPJ_PROFILE_NONE;
6727 opj_j2k_set_cinema_parameters(parameters, image, p_manager);
6728 if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
6729 parameters->rsiz = OPJ_PROFILE_NONE;
6732 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6733 opj_event_msg(p_manager, EVT_WARNING,
6734 "JPEG 2000 Long Term Storage profile not yet supported\n");
6735 parameters->rsiz = OPJ_PROFILE_NONE;
6736 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6737 opj_event_msg(p_manager, EVT_WARNING,
6738 "JPEG 2000 Broadcast profiles not yet supported\n");
6739 parameters->rsiz = OPJ_PROFILE_NONE;
6740 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6741 opj_event_msg(p_manager, EVT_WARNING,
6742 "JPEG 2000 IMF profiles not yet supported\n");
6743 parameters->rsiz = OPJ_PROFILE_NONE;
6744 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6745 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6746 opj_event_msg(p_manager, EVT_WARNING,
6747 "JPEG 2000 Part-2 profile defined\n"
6748 "but no Part-2 extension enabled.\n"
6749 "Profile set to NONE.\n");
6750 parameters->rsiz = OPJ_PROFILE_NONE;
6751 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6752 opj_event_msg(p_manager, EVT_WARNING,
6753 "Unsupported Part-2 extension enabled\n"
6754 "Profile set to NONE.\n");
6755 parameters->rsiz = OPJ_PROFILE_NONE;
6760 copy user encoding parameters
6762 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
6763 parameters->max_comp_size;
6764 cp->rsiz = parameters->rsiz;
6765 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
6766 parameters->cp_disto_alloc & 1u;
6767 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
6768 parameters->cp_fixed_alloc & 1u;
6769 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
6770 parameters->cp_fixed_quality & 1u;
6772 /* mod fixed_quality */
6773 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6774 size_t array_size = (size_t)parameters->tcp_numlayers *
6775 (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6776 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6777 if (!cp->m_specific_param.m_enc.m_matrice) {
6778 opj_event_msg(p_manager, EVT_ERROR,
6779 "Not enough memory to allocate copy of user encoding parameters matrix \n");
6782 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
6787 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6788 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6791 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6792 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6794 /* comment string */
6795 if (parameters->cp_comment) {
6796 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6798 opj_event_msg(p_manager, EVT_ERROR,
6799 "Not enough memory to allocate copy of comment string\n");
6802 strcpy(cp->comment, parameters->cp_comment);
6804 /* Create default comment for codestream */
6805 const char comment[] = "Created by OpenJPEG version ";
6806 const size_t clen = strlen(comment);
6807 const char *version = opj_version();
6811 cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
6813 opj_event_msg(p_manager, EVT_ERROR,
6814 "Not enough memory to allocate comment string\n");
6817 sprintf(cp->comment, "%s%s with JPWL", comment, version);
6819 cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
6821 opj_event_msg(p_manager, EVT_ERROR,
6822 "Not enough memory to allocate comment string\n");
6825 sprintf(cp->comment, "%s%s", comment, version);
6831 calculate other encoding parameters
6834 if (parameters->tile_size_on) {
6835 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
6836 (OPJ_INT32)cp->tdx);
6837 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
6838 (OPJ_INT32)cp->tdy);
6840 cp->tdx = image->x1 - cp->tx0;
6841 cp->tdy = image->y1 - cp->ty0;
6844 if (parameters->tp_on) {
6845 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6846 cp->m_specific_param.m_enc.m_tp_on = 1;
6851 calculate JPWL encoding parameters
6854 if (parameters->jpwl_epc_on) {
6858 cp->epc_on = OPJ_TRUE;
6859 cp->info_on = OPJ_FALSE; /* no informative technique */
6862 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6863 cp->epb_on = OPJ_TRUE;
6865 cp->hprot_MH = parameters->jpwl_hprot_MH;
6866 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6867 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6868 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6870 /* if tile specs are not specified, copy MH specs */
6871 if (cp->hprot_TPH[0] == -1) {
6872 cp->hprot_TPH_tileno[0] = 0;
6873 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6875 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6876 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6877 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6878 cp->pprot[i] = parameters->jpwl_pprot[i];
6882 /* set ESD writing */
6883 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6884 cp->esd_on = OPJ_TRUE;
6886 cp->sens_size = parameters->jpwl_sens_size;
6887 cp->sens_addr = parameters->jpwl_sens_addr;
6888 cp->sens_range = parameters->jpwl_sens_range;
6890 cp->sens_MH = parameters->jpwl_sens_MH;
6891 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6892 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6893 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6897 /* always set RED writing to false: we are at the encoder */
6898 cp->red_on = OPJ_FALSE;
6901 cp->epc_on = OPJ_FALSE;
6903 #endif /* USE_JPWL */
6905 /* initialize the mutiple tiles */
6906 /* ---------------------------- */
6907 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6909 opj_event_msg(p_manager, EVT_ERROR,
6910 "Not enough memory to allocate tile coding parameters\n");
6913 if (parameters->numpocs) {
6914 /* initialisation of POC */
6915 opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
6916 (OPJ_UINT32)parameters->numresolution, image->numcomps,
6917 (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6918 /* TODO MSD use the return value*/
6921 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6922 opj_tcp_t *tcp = &cp->tcps[tileno];
6923 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6925 for (j = 0; j < tcp->numlayers; j++) {
6926 if (OPJ_IS_CINEMA(cp->rsiz)) {
6927 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6928 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6930 tcp->rates[j] = parameters->tcp_rates[j];
6932 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6933 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6935 tcp->rates[j] = parameters->tcp_rates[j];
6940 tcp->csty = (OPJ_UINT32)parameters->csty;
6941 tcp->prg = parameters->prog_order;
6942 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6947 if (parameters->numpocs) {
6948 /* initialisation of POC */
6950 for (i = 0; i < parameters->numpocs; i++) {
6951 if (tileno + 1 == parameters->POC[i].tile) {
6952 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6954 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6955 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6956 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6957 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6958 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6959 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6960 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6966 tcp->numpocs = numpocs_tile - 1 ;
6971 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6973 opj_event_msg(p_manager, EVT_ERROR,
6974 "Not enough memory to allocate tile component coding parameters\n");
6977 if (parameters->mct_data) {
6979 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
6981 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6982 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
6986 opj_event_msg(p_manager, EVT_ERROR,
6987 "Not enough memory to allocate temp buffer\n");
6992 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6993 if (! tcp->m_mct_coding_matrix) {
6996 opj_event_msg(p_manager, EVT_ERROR,
6997 "Not enough memory to allocate encoder MCT coding matrix \n");
7000 memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
7001 memcpy(lTmpBuf, parameters->mct_data, lMctSize);
7003 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
7004 if (! tcp->m_mct_decoding_matrix) {
7007 opj_event_msg(p_manager, EVT_ERROR,
7008 "Not enough memory to allocate encoder MCT decoding matrix \n");
7011 if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
7012 image->numcomps) == OPJ_FALSE) {
7015 opj_event_msg(p_manager, EVT_ERROR,
7016 "Failed to inverse encoder MCT decoding matrix \n");
7020 tcp->mct_norms = (OPJ_FLOAT64*)
7021 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
7022 if (! tcp->mct_norms) {
7025 opj_event_msg(p_manager, EVT_ERROR,
7026 "Not enough memory to allocate encoder MCT norms \n");
7029 opj_calculate_norms(tcp->mct_norms, image->numcomps,
7030 tcp->m_mct_decoding_matrix);
7033 for (i = 0; i < image->numcomps; i++) {
7034 opj_tccp_t *tccp = &tcp->tccps[i];
7035 tccp->m_dc_level_shift = l_dc_shift[i];
7038 if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
7039 /* free will be handled by opj_j2k_destroy */
7040 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
7044 if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
7045 if ((image->comps[0].dx != image->comps[1].dx) ||
7046 (image->comps[0].dx != image->comps[2].dx) ||
7047 (image->comps[0].dy != image->comps[1].dy) ||
7048 (image->comps[0].dy != image->comps[2].dy)) {
7049 opj_event_msg(p_manager, EVT_WARNING,
7050 "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
7054 for (i = 0; i < image->numcomps; i++) {
7055 opj_tccp_t *tccp = &tcp->tccps[i];
7056 opj_image_comp_t * l_comp = &(image->comps[i]);
7058 if (! l_comp->sgnd) {
7059 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
7064 for (i = 0; i < image->numcomps; i++) {
7065 opj_tccp_t *tccp = &tcp->tccps[i];
7067 tccp->csty = parameters->csty &
7068 0x01; /* 0 => one precinct || 1 => custom precinct */
7069 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
7070 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
7071 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
7072 tccp->cblksty = (OPJ_UINT32)parameters->mode;
7073 tccp->qmfbid = parameters->irreversible ? 0 : 1;
7074 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
7075 J2K_CCP_QNTSTY_NOQNT;
7078 if ((OPJ_INT32)i == parameters->roi_compno) {
7079 tccp->roishift = parameters->roi_shift;
7084 if (parameters->csty & J2K_CCP_CSTY_PRT) {
7085 OPJ_INT32 p = 0, it_res;
7086 assert(tccp->numresolutions > 0);
7087 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
7088 if (p < parameters->res_spec) {
7090 if (parameters->prcw_init[p] < 1) {
7091 tccp->prcw[it_res] = 1;
7093 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
7096 if (parameters->prch_init[p] < 1) {
7097 tccp->prch[it_res] = 1;
7099 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
7103 OPJ_INT32 res_spec = parameters->res_spec;
7104 OPJ_INT32 size_prcw = 0;
7105 OPJ_INT32 size_prch = 0;
7107 assert(res_spec > 0); /* issue 189 */
7108 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
7109 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
7112 if (size_prcw < 1) {
7113 tccp->prcw[it_res] = 1;
7115 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
7118 if (size_prch < 1) {
7119 tccp->prch[it_res] = 1;
7121 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
7125 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
7128 for (j = 0; j < tccp->numresolutions; j++) {
7134 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
7138 if (parameters->mct_data) {
7139 opj_free(parameters->mct_data);
7140 parameters->mct_data = 00;
7145 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
7146 OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
7148 assert(cstr_index != 00);
7150 /* expand the list? */
7151 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
7152 opj_marker_info_t *new_marker;
7153 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
7154 cstr_index->maxmarknum);
7155 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
7156 cstr_index->maxmarknum * sizeof(opj_marker_info_t));
7158 opj_free(cstr_index->marker);
7159 cstr_index->marker = NULL;
7160 cstr_index->maxmarknum = 0;
7161 cstr_index->marknum = 0;
7162 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
7165 cstr_index->marker = new_marker;
7168 /* add the marker */
7169 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
7170 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
7171 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
7172 cstr_index->marknum++;
7176 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
7177 opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
7180 assert(cstr_index != 00);
7181 assert(cstr_index->tile_index != 00);
7183 /* expand the list? */
7184 if ((cstr_index->tile_index[tileno].marknum + 1) >
7185 cstr_index->tile_index[tileno].maxmarknum) {
7186 opj_marker_info_t *new_marker;
7187 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
7188 (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
7189 new_marker = (opj_marker_info_t *) opj_realloc(
7190 cstr_index->tile_index[tileno].marker,
7191 cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
7193 opj_free(cstr_index->tile_index[tileno].marker);
7194 cstr_index->tile_index[tileno].marker = NULL;
7195 cstr_index->tile_index[tileno].maxmarknum = 0;
7196 cstr_index->tile_index[tileno].marknum = 0;
7197 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
7200 cstr_index->tile_index[tileno].marker = new_marker;
7203 /* add the marker */
7204 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
7206 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
7208 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
7210 cstr_index->tile_index[tileno].marknum++;
7212 if (type == J2K_MS_SOT) {
7213 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
7215 if (cstr_index->tile_index[tileno].tp_index) {
7216 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
7224 * -----------------------------------------------------------------------
7225 * -----------------------------------------------------------------------
7226 * -----------------------------------------------------------------------
7229 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
7230 opj_stream_private_t *p_stream,
7231 opj_event_mgr_t * p_manager
7240 OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
7242 opj_image_t** p_image,
7243 opj_event_mgr_t* p_manager)
7246 assert(p_j2k != 00);
7247 assert(p_stream != 00);
7248 assert(p_manager != 00);
7250 /* create an empty image header */
7251 p_j2k->m_private_image = opj_image_create0();
7252 if (! p_j2k->m_private_image) {
7256 /* customization of the validation */
7257 if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
7258 opj_image_destroy(p_j2k->m_private_image);
7259 p_j2k->m_private_image = NULL;
7263 /* validation of the parameters codec */
7264 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
7265 opj_image_destroy(p_j2k->m_private_image);
7266 p_j2k->m_private_image = NULL;
7270 /* customization of the encoding */
7271 if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
7272 opj_image_destroy(p_j2k->m_private_image);
7273 p_j2k->m_private_image = NULL;
7278 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
7279 opj_image_destroy(p_j2k->m_private_image);
7280 p_j2k->m_private_image = NULL;
7284 *p_image = opj_image_create0();
7289 /* Copy codestream image information to the output image */
7290 opj_copy_image_header(p_j2k->m_private_image, *p_image);
7292 /*Allocate and initialize some elements of codestrem index*/
7293 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
7300 static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
7301 opj_event_mgr_t * p_manager)
7304 assert(p_j2k != 00);
7305 assert(p_manager != 00);
7307 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7308 (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
7312 /* DEVELOPER CORNER, add your custom procedures */
7313 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
7314 (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
7321 static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
7322 opj_event_mgr_t * p_manager)
7325 assert(p_j2k != 00);
7326 assert(p_manager != 00);
7328 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7329 (opj_procedure)opj_j2k_build_decoder, p_manager)) {
7332 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
7333 (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
7337 /* DEVELOPER CORNER, add your custom validation procedure */
7341 static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
7342 opj_stream_private_t *p_stream,
7343 opj_event_mgr_t * p_manager)
7345 OPJ_BOOL l_is_valid = OPJ_TRUE;
7349 assert(p_j2k != 00);
7350 assert(p_stream != 00);
7351 assert(p_manager != 00);
7353 OPJ_UNUSED(p_stream);
7354 OPJ_UNUSED(p_manager);
7356 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
7357 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7358 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
7360 for (i = 0; i < l_nb_tiles; ++i) {
7361 if (l_tcp->mct == 2) {
7362 opj_tccp_t * l_tccp = l_tcp->tccps;
7363 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
7365 for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
7366 l_is_valid &= !(l_tccp->qmfbid & 1);
7377 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
7380 OPJ_UINT32 l_indix = 1;
7381 opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
7382 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
7383 OPJ_UINT32 l_mct_size, l_nb_elem;
7384 OPJ_FLOAT32 * l_data, * l_current_data;
7385 opj_tccp_t * l_tccp;
7388 assert(p_tcp != 00);
7390 if (p_tcp->mct != 2) {
7394 if (p_tcp->m_mct_decoding_matrix) {
7395 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7396 opj_mct_data_t *new_mct_records;
7397 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7399 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7400 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7401 if (! new_mct_records) {
7402 opj_free(p_tcp->m_mct_records);
7403 p_tcp->m_mct_records = NULL;
7404 p_tcp->m_nb_max_mct_records = 0;
7405 p_tcp->m_nb_mct_records = 0;
7406 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7409 p_tcp->m_mct_records = new_mct_records;
7410 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7412 memset(l_mct_deco_data, 0,
7413 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7416 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7418 if (l_mct_deco_data->m_data) {
7419 opj_free(l_mct_deco_data->m_data);
7420 l_mct_deco_data->m_data = 00;
7423 l_mct_deco_data->m_index = l_indix++;
7424 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
7425 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
7426 l_nb_elem = p_image->numcomps * p_image->numcomps;
7427 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
7428 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7430 if (! l_mct_deco_data->m_data) {
7434 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
7435 p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
7437 l_mct_deco_data->m_data_size = l_mct_size;
7438 ++p_tcp->m_nb_mct_records;
7441 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7442 opj_mct_data_t *new_mct_records;
7443 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7444 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
7445 p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
7446 if (! new_mct_records) {
7447 opj_free(p_tcp->m_mct_records);
7448 p_tcp->m_mct_records = NULL;
7449 p_tcp->m_nb_max_mct_records = 0;
7450 p_tcp->m_nb_mct_records = 0;
7451 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7454 p_tcp->m_mct_records = new_mct_records;
7455 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7457 memset(l_mct_offset_data, 0,
7458 (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
7461 if (l_mct_deco_data) {
7462 l_mct_deco_data = l_mct_offset_data - 1;
7466 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7468 if (l_mct_offset_data->m_data) {
7469 opj_free(l_mct_offset_data->m_data);
7470 l_mct_offset_data->m_data = 00;
7473 l_mct_offset_data->m_index = l_indix++;
7474 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7475 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7476 l_nb_elem = p_image->numcomps;
7477 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7478 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
7480 if (! l_mct_offset_data->m_data) {
7484 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7486 opj_free(l_mct_offset_data->m_data);
7487 l_mct_offset_data->m_data = 00;
7491 l_tccp = p_tcp->tccps;
7492 l_current_data = l_data;
7494 for (i = 0; i < l_nb_elem; ++i) {
7495 *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
7499 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
7500 l_mct_offset_data->m_data, l_nb_elem);
7504 l_mct_offset_data->m_data_size = l_mct_size;
7506 ++p_tcp->m_nb_mct_records;
7508 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7509 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7510 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7511 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7512 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
7513 opj_simple_mcc_decorrelation_data_t));
7514 if (! new_mcc_records) {
7515 opj_free(p_tcp->m_mcc_records);
7516 p_tcp->m_mcc_records = NULL;
7517 p_tcp->m_nb_max_mcc_records = 0;
7518 p_tcp->m_nb_mcc_records = 0;
7519 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7522 p_tcp->m_mcc_records = new_mcc_records;
7523 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7524 memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
7525 sizeof(opj_simple_mcc_decorrelation_data_t));
7529 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7530 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7531 l_mcc_data->m_is_irreversible = 1;
7532 l_mcc_data->m_nb_comps = p_image->numcomps;
7533 l_mcc_data->m_index = l_indix++;
7534 l_mcc_data->m_offset_array = l_mct_offset_data;
7535 ++p_tcp->m_nb_mcc_records;
7540 static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
7541 opj_stream_private_t *p_stream,
7542 opj_event_mgr_t * p_manager)
7544 /* add here initialization of cp
7545 copy paste of setup_decoder */
7552 static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
7553 opj_stream_private_t *p_stream,
7554 opj_event_mgr_t * p_manager)
7556 /* add here initialization of cp
7557 copy paste of setup_encoder */
7564 static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
7565 opj_stream_private_t *p_stream,
7566 opj_event_mgr_t * p_manager)
7568 OPJ_BOOL l_is_valid = OPJ_TRUE;
7571 assert(p_j2k != 00);
7572 assert(p_stream != 00);
7573 assert(p_manager != 00);
7575 OPJ_UNUSED(p_stream);
7577 /* STATE checking */
7578 /* make sure the state is at 0 */
7579 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7581 /* POINTER validation */
7582 /* make sure a p_j2k codec is present */
7583 l_is_valid &= (p_j2k->m_procedure_list != 00);
7584 /* make sure a validation list is present */
7585 l_is_valid &= (p_j2k->m_validation_list != 00);
7587 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7588 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7589 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7590 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
7591 (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7592 opj_event_msg(p_manager, EVT_ERROR,
7593 "Number of resolutions is too high in comparison to the size of tiles\n");
7597 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
7598 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7599 opj_event_msg(p_manager, EVT_ERROR,
7600 "Number of resolutions is too high in comparison to the size of tiles\n");
7604 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
7605 (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7606 opj_event_msg(p_manager, EVT_ERROR,
7607 "Number of resolutions is too high in comparison to the size of tiles\n");
7611 /* PARAMETER VALIDATION */
7615 static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
7616 opj_stream_private_t *p_stream,
7617 opj_event_mgr_t * p_manager
7620 OPJ_BOOL l_is_valid = OPJ_TRUE;
7623 assert(p_j2k != 00);
7624 assert(p_stream != 00);
7625 assert(p_manager != 00);
7627 OPJ_UNUSED(p_stream);
7628 OPJ_UNUSED(p_manager);
7630 /* STATE checking */
7631 /* make sure the state is at 0 */
7633 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7635 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7637 /* POINTER validation */
7638 /* make sure a p_j2k codec is present */
7639 /* make sure a procedure list is present */
7640 l_is_valid &= (p_j2k->m_procedure_list != 00);
7641 /* make sure a validation list is present */
7642 l_is_valid &= (p_j2k->m_validation_list != 00);
7644 /* PARAMETER VALIDATION */
7648 static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
7649 opj_stream_private_t *p_stream,
7650 opj_event_mgr_t * p_manager)
7652 OPJ_UINT32 l_current_marker;
7653 OPJ_UINT32 l_marker_size;
7654 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7655 OPJ_BOOL l_has_siz = 0;
7656 OPJ_BOOL l_has_cod = 0;
7657 OPJ_BOOL l_has_qcd = 0;
7660 assert(p_stream != 00);
7661 assert(p_j2k != 00);
7662 assert(p_manager != 00);
7664 /* We enter in the main header */
7665 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7667 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7668 if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
7669 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7673 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7674 if (opj_stream_read_data(p_stream,
7675 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7676 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7680 /* Read 2 bytes as the new marker ID */
7681 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7682 &l_current_marker, 2);
7684 /* Try to read until the SOT is detected */
7685 while (l_current_marker != J2K_MS_SOT) {
7687 /* Check if the current marker ID is valid */
7688 if (l_current_marker < 0xff00) {
7689 opj_event_msg(p_manager, EVT_ERROR,
7690 "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7694 /* Get the marker handler from the marker ID */
7695 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7697 /* Manage case where marker is unknown */
7698 if (l_marker_handler->id == J2K_MS_UNK) {
7699 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
7700 opj_event_msg(p_manager, EVT_ERROR,
7701 "Unknow marker have been detected and generated error.\n");
7705 if (l_current_marker == J2K_MS_SOT) {
7706 break; /* SOT marker is detected main header is completely read */
7707 } else { /* Get the marker handler from the marker ID */
7708 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7712 if (l_marker_handler->id == J2K_MS_SIZ) {
7713 /* Mark required SIZ marker as found */
7716 if (l_marker_handler->id == J2K_MS_COD) {
7717 /* Mark required COD marker as found */
7720 if (l_marker_handler->id == J2K_MS_QCD) {
7721 /* Mark required QCD marker as found */
7725 /* Check if the marker is known and if it is the right place to find it */
7726 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
7727 opj_event_msg(p_manager, EVT_ERROR,
7728 "Marker is not compliant with its position\n");
7732 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7733 if (opj_stream_read_data(p_stream,
7734 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7735 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7739 /* read 2 bytes as the marker size */
7740 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
7742 if (l_marker_size < 2) {
7743 opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
7746 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7748 /* Check if the marker size is compatible with the header data size */
7749 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7750 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
7751 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7752 if (! new_header_data) {
7753 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7754 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7755 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7756 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7759 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7760 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7763 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7764 if (opj_stream_read_data(p_stream,
7765 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
7766 p_manager) != l_marker_size) {
7767 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7771 /* Read the marker segment with the correct marker handler */
7772 if (!(*(l_marker_handler->handler))(p_j2k,
7773 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
7774 opj_event_msg(p_manager, EVT_ERROR,
7775 "Marker handler function failed to read the marker segment\n");
7779 /* Add the marker to the codestream index*/
7780 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7782 l_marker_handler->id,
7783 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7784 l_marker_size + 4)) {
7785 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7789 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7790 if (opj_stream_read_data(p_stream,
7791 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
7792 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7796 /* read 2 bytes as the new marker ID */
7797 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
7798 &l_current_marker, 2);
7801 if (l_has_siz == 0) {
7802 opj_event_msg(p_manager, EVT_ERROR,
7803 "required SIZ marker not found in main header\n");
7806 if (l_has_cod == 0) {
7807 opj_event_msg(p_manager, EVT_ERROR,
7808 "required COD marker not found in main header\n");
7811 if (l_has_qcd == 0) {
7812 opj_event_msg(p_manager, EVT_ERROR,
7813 "required QCD marker not found in main header\n");
7817 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
7818 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
7822 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7824 /* Position of the last element if the main header */
7825 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7827 /* Next step: read a tile-part header */
7828 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7833 static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
7834 opj_procedure_list_t * p_procedure_list,
7835 opj_stream_private_t *p_stream,
7836 opj_event_mgr_t * p_manager)
7838 OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
7839 opj_event_mgr_t *) = 00;
7840 OPJ_BOOL l_result = OPJ_TRUE;
7841 OPJ_UINT32 l_nb_proc, i;
7844 assert(p_procedure_list != 00);
7845 assert(p_j2k != 00);
7846 assert(p_stream != 00);
7847 assert(p_manager != 00);
7849 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7850 l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
7851 opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7853 for (i = 0; i < l_nb_proc; ++i) {
7854 l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
7858 /* and clear the procedure list at the end.*/
7859 opj_procedure_list_clear(p_procedure_list);
7864 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
7865 opj_stream_private_t *p_stream,
7866 opj_event_mgr_t * p_manager
7869 opj_tcp_t * l_tcp = 00;
7870 opj_tcp_t * l_default_tcp = 00;
7871 OPJ_UINT32 l_nb_tiles;
7873 opj_tccp_t *l_current_tccp = 00;
7874 OPJ_UINT32 l_tccp_size;
7875 OPJ_UINT32 l_mct_size;
7876 opj_image_t * l_image;
7877 OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
7878 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7879 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7880 OPJ_UINT32 l_offset;
7883 assert(p_j2k != 00);
7884 assert(p_stream != 00);
7885 assert(p_manager != 00);
7887 OPJ_UNUSED(p_stream);
7889 l_image = p_j2k->m_private_image;
7890 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7891 l_tcp = p_j2k->m_cp.tcps;
7892 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7893 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7894 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
7898 for (i = 0; i < l_nb_tiles; ++i) {
7899 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7900 l_current_tccp = l_tcp->tccps;
7901 /*Copy default coding parameters into the current tile coding parameters*/
7902 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7903 /* Initialize some values of the current tile coding parameters*/
7906 l_tcp->ppt_data = 00;
7907 l_tcp->m_current_tile_part_number = -1;
7908 /* Remove memory not owned by this tile in case of early error return. */
7909 l_tcp->m_mct_decoding_matrix = 00;
7910 l_tcp->m_nb_max_mct_records = 0;
7911 l_tcp->m_mct_records = 00;
7912 l_tcp->m_nb_max_mcc_records = 0;
7913 l_tcp->m_mcc_records = 00;
7914 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7915 l_tcp->tccps = l_current_tccp;
7917 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7918 if (l_default_tcp->m_mct_decoding_matrix) {
7919 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7920 if (! l_tcp->m_mct_decoding_matrix) {
7923 memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
7927 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7928 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
7930 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7931 if (! l_tcp->m_mct_records) {
7934 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
7936 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7937 l_src_mct_rec = l_default_tcp->m_mct_records;
7938 l_dest_mct_rec = l_tcp->m_mct_records;
7940 for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
7942 if (l_src_mct_rec->m_data) {
7944 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7945 if (! l_dest_mct_rec->m_data) {
7948 memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
7949 l_src_mct_rec->m_data_size);
7954 /* Update with each pass to free exactly what has been allocated on early return. */
7955 l_tcp->m_nb_max_mct_records += 1;
7958 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7959 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
7960 opj_simple_mcc_decorrelation_data_t);
7961 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
7962 l_mcc_records_size);
7963 if (! l_tcp->m_mcc_records) {
7966 memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
7967 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
7969 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7970 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7971 l_dest_mcc_rec = l_tcp->m_mcc_records;
7973 for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
7975 if (l_src_mcc_rec->m_decorrelation_array) {
7976 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
7977 l_default_tcp->m_mct_records);
7978 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7981 if (l_src_mcc_rec->m_offset_array) {
7982 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
7983 l_default_tcp->m_mct_records);
7984 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7991 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7992 memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
7994 /* Move to next tile cp*/
7998 /* Create the current tile decoder*/
7999 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
8000 if (! p_j2k->m_tcd) {
8004 if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
8005 opj_tcd_destroy(p_j2k->m_tcd);
8007 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8014 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
8017 const opj_dec_memory_marker_handler_t *e;
8018 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
8019 if (e->id == p_id) {
8020 break; /* we find a handler corresponding to the marker ID*/
8026 void opj_j2k_destroy(opj_j2k_t *p_j2k)
8032 if (p_j2k->m_is_decoder) {
8034 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
8035 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8036 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
8037 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
8040 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
8041 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8042 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
8043 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8047 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
8048 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
8049 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
8052 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
8053 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
8054 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
8055 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
8058 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
8059 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
8060 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
8061 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
8065 opj_tcd_destroy(p_j2k->m_tcd);
8067 opj_j2k_cp_destroy(&(p_j2k->m_cp));
8068 memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
8070 opj_procedure_list_destroy(p_j2k->m_procedure_list);
8071 p_j2k->m_procedure_list = 00;
8073 opj_procedure_list_destroy(p_j2k->m_validation_list);
8074 p_j2k->m_procedure_list = 00;
8076 j2k_destroy_cstr_index(p_j2k->cstr_index);
8077 p_j2k->cstr_index = NULL;
8079 opj_image_destroy(p_j2k->m_private_image);
8080 p_j2k->m_private_image = NULL;
8082 opj_image_destroy(p_j2k->m_output_image);
8083 p_j2k->m_output_image = NULL;
8085 opj_thread_pool_destroy(p_j2k->m_tp);
8091 void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
8095 if (p_cstr_ind->marker) {
8096 opj_free(p_cstr_ind->marker);
8097 p_cstr_ind->marker = NULL;
8100 if (p_cstr_ind->tile_index) {
8101 OPJ_UINT32 it_tile = 0;
8103 for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
8105 if (p_cstr_ind->tile_index[it_tile].packet_index) {
8106 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
8107 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
8110 if (p_cstr_ind->tile_index[it_tile].tp_index) {
8111 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
8112 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
8115 if (p_cstr_ind->tile_index[it_tile].marker) {
8116 opj_free(p_cstr_ind->tile_index[it_tile].marker);
8117 p_cstr_ind->tile_index[it_tile].marker = NULL;
8122 opj_free(p_cstr_ind->tile_index);
8123 p_cstr_ind->tile_index = NULL;
8126 opj_free(p_cstr_ind);
8130 static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
8136 if (p_tcp->ppt_markers != 00) {
8138 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
8139 if (p_tcp->ppt_markers[i].m_data != NULL) {
8140 opj_free(p_tcp->ppt_markers[i].m_data);
8143 p_tcp->ppt_markers_count = 0U;
8144 opj_free(p_tcp->ppt_markers);
8145 p_tcp->ppt_markers = NULL;
8148 if (p_tcp->ppt_buffer != 00) {
8149 opj_free(p_tcp->ppt_buffer);
8150 p_tcp->ppt_buffer = 00;
8153 if (p_tcp->tccps != 00) {
8154 opj_free(p_tcp->tccps);
8158 if (p_tcp->m_mct_coding_matrix != 00) {
8159 opj_free(p_tcp->m_mct_coding_matrix);
8160 p_tcp->m_mct_coding_matrix = 00;
8163 if (p_tcp->m_mct_decoding_matrix != 00) {
8164 opj_free(p_tcp->m_mct_decoding_matrix);
8165 p_tcp->m_mct_decoding_matrix = 00;
8168 if (p_tcp->m_mcc_records) {
8169 opj_free(p_tcp->m_mcc_records);
8170 p_tcp->m_mcc_records = 00;
8171 p_tcp->m_nb_max_mcc_records = 0;
8172 p_tcp->m_nb_mcc_records = 0;
8175 if (p_tcp->m_mct_records) {
8176 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
8179 for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
8180 if (l_mct_data->m_data) {
8181 opj_free(l_mct_data->m_data);
8182 l_mct_data->m_data = 00;
8188 opj_free(p_tcp->m_mct_records);
8189 p_tcp->m_mct_records = 00;
8192 if (p_tcp->mct_norms != 00) {
8193 opj_free(p_tcp->mct_norms);
8194 p_tcp->mct_norms = 00;
8197 opj_j2k_tcp_data_destroy(p_tcp);
8201 static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
8203 if (p_tcp->m_data) {
8204 opj_free(p_tcp->m_data);
8205 p_tcp->m_data = NULL;
8206 p_tcp->m_data_size = 0;
8210 static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
8212 OPJ_UINT32 l_nb_tiles;
8213 opj_tcp_t * l_current_tile = 00;
8218 if (p_cp->tcps != 00) {
8220 l_current_tile = p_cp->tcps;
8221 l_nb_tiles = p_cp->th * p_cp->tw;
8223 for (i = 0U; i < l_nb_tiles; ++i) {
8224 opj_j2k_tcp_destroy(l_current_tile);
8227 opj_free(p_cp->tcps);
8230 if (p_cp->ppm_markers != 00) {
8232 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
8233 if (p_cp->ppm_markers[i].m_data != NULL) {
8234 opj_free(p_cp->ppm_markers[i].m_data);
8237 p_cp->ppm_markers_count = 0U;
8238 opj_free(p_cp->ppm_markers);
8239 p_cp->ppm_markers = NULL;
8241 opj_free(p_cp->ppm_buffer);
8242 p_cp->ppm_buffer = 00;
8244 NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
8245 opj_free(p_cp->comment);
8247 if (! p_cp->m_is_decoder) {
8248 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
8249 p_cp->m_specific_param.m_enc.m_matrice = 00;
8253 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
8254 *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
8255 opj_event_mgr_t * p_manager)
8257 OPJ_BYTE l_header_data[10];
8258 OPJ_OFF_T l_stream_pos_backup;
8259 OPJ_UINT32 l_current_marker;
8260 OPJ_UINT32 l_marker_size;
8261 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
8263 /* initialize to no correction needed */
8264 *p_correction_needed = OPJ_FALSE;
8266 if (!opj_stream_has_seek(p_stream)) {
8267 /* We can't do much in this case, seek is needed */
8271 l_stream_pos_backup = opj_stream_tell(p_stream);
8272 if (l_stream_pos_backup == -1) {
8273 /* let's do nothing */
8278 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8279 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8280 /* assume all is OK */
8281 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8287 /* Read 2 bytes from buffer as the new marker ID */
8288 opj_read_bytes(l_header_data, &l_current_marker, 2);
8290 if (l_current_marker != J2K_MS_SOT) {
8291 /* assume all is OK */
8292 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8298 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8299 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
8300 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8304 /* Read 2 bytes from the buffer as the marker size */
8305 opj_read_bytes(l_header_data, &l_marker_size, 2);
8307 /* Check marker size for SOT Marker */
8308 if (l_marker_size != 10) {
8309 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8314 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
8315 p_manager) != l_marker_size) {
8316 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8320 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
8321 &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
8325 if (l_tile_no == tile_no) {
8326 /* we found what we were looking for */
8330 if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
8331 /* last SOT until EOC or invalid Psot value */
8332 /* assume all is OK */
8333 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8339 /* look for next SOT marker */
8340 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
8341 p_manager) != (OPJ_OFF_T)(l_tot_len)) {
8342 /* assume all is OK */
8343 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8350 /* check for correction */
8351 if (l_current_part == l_num_parts) {
8352 *p_correction_needed = OPJ_TRUE;
8355 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
8361 OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
8362 OPJ_UINT32 * p_tile_index,
8363 OPJ_UINT32 * p_data_size,
8364 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
8365 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
8366 OPJ_UINT32 * p_nb_comps,
8368 opj_stream_private_t *p_stream,
8369 opj_event_mgr_t * p_manager)
8371 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
8372 OPJ_UINT32 l_marker_size;
8373 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
8374 opj_tcp_t * l_tcp = NULL;
8377 assert(p_stream != 00);
8378 assert(p_j2k != 00);
8379 assert(p_manager != 00);
8381 /* Reach the End Of Codestream ?*/
8382 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
8383 l_current_marker = J2K_MS_EOC;
8385 /* We need to encounter a SOT marker (a new tile-part header) */
8386 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
8390 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
8391 while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
8392 (l_current_marker != J2K_MS_EOC)) {
8394 /* Try to read until the Start Of Data is detected */
8395 while (l_current_marker != J2K_MS_SOD) {
8397 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8398 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8402 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
8403 if (opj_stream_read_data(p_stream,
8404 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8405 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8409 /* Read 2 bytes from the buffer as the marker size */
8410 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
8413 /* Check marker size (does not include marker ID but includes marker size) */
8414 if (l_marker_size < 2) {
8415 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
8419 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
8420 if (l_current_marker == 0x8080 &&
8421 opj_stream_get_number_byte_left(p_stream) == 0) {
8422 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8426 /* Why this condition? FIXME */
8427 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
8428 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
8430 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
8432 /* Get the marker handler from the marker ID */
8433 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
8435 /* Check if the marker is known and if it is the right place to find it */
8436 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
8437 opj_event_msg(p_manager, EVT_ERROR,
8438 "Marker is not compliant with its position\n");
8441 /* FIXME manage case of unknown marker as in the main header ? */
8443 /* Check if the marker size is compatible with the header data size */
8444 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
8445 OPJ_BYTE *new_header_data = NULL;
8446 /* If we are here, this means we consider this marker as known & we will read it */
8447 /* Check enough bytes left in stream before allocation */
8448 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
8449 opj_event_msg(p_manager, EVT_ERROR,
8450 "Marker size inconsistent with stream length\n");
8453 new_header_data = (OPJ_BYTE *) opj_realloc(
8454 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
8455 if (! new_header_data) {
8456 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
8457 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
8458 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
8459 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
8462 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
8463 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
8466 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
8467 if (opj_stream_read_data(p_stream,
8468 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
8469 p_manager) != l_marker_size) {
8470 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8474 if (!l_marker_handler->handler) {
8475 /* See issue #175 */
8476 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
8479 /* Read the marker segment with the correct marker handler */
8480 if (!(*(l_marker_handler->handler))(p_j2k,
8481 p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
8482 opj_event_msg(p_manager, EVT_ERROR,
8483 "Fail to read the current marker segment (%#x)\n", l_current_marker);
8487 /* Add the marker to the codestream index*/
8488 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
8490 l_marker_handler->id,
8491 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
8492 l_marker_size + 4)) {
8493 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
8497 /* Keep the position of the last SOT marker read */
8498 if (l_marker_handler->id == J2K_MS_SOT) {
8499 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
8501 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
8502 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
8506 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
8507 /* Skip the rest of the tile part header*/
8508 if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
8509 p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
8510 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8513 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
8515 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
8516 if (opj_stream_read_data(p_stream,
8517 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8518 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8521 /* Read 2 bytes from the buffer as the new marker ID */
8522 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8523 &l_current_marker, 2);
8526 if (opj_stream_get_number_byte_left(p_stream) == 0
8527 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8531 /* If we didn't skip data before, we need to read the SOD marker*/
8532 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
8533 /* Try to read the SOD marker and skip data ? FIXME */
8534 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
8537 if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
8538 !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
8540 OPJ_BOOL l_correction_needed;
8542 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8543 if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
8544 p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8545 opj_event_msg(p_manager, EVT_ERROR,
8546 "opj_j2k_apply_nb_tile_parts_correction error\n");
8549 if (l_correction_needed) {
8550 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8551 OPJ_UINT32 l_tile_no;
8553 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8554 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8556 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8557 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8558 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
8561 opj_event_msg(p_manager, EVT_WARNING,
8562 "Non conformant codestream TPsot==TNsot.\n");
8565 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8566 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8567 if (opj_stream_read_data(p_stream,
8568 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8569 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8573 /* Read 2 bytes from buffer as the new marker ID */
8574 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8575 &l_current_marker, 2);
8578 /* Indicate we will try to read a new tile-part header*/
8579 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8580 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8581 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8583 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8584 if (opj_stream_read_data(p_stream,
8585 p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
8586 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8590 /* Read 2 bytes from buffer as the new marker ID */
8591 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
8592 &l_current_marker, 2);
8596 /* Current marker is the EOC marker ?*/
8597 if (l_current_marker == J2K_MS_EOC) {
8598 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
8599 p_j2k->m_current_tile_number = 0;
8600 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8605 if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8606 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8607 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8609 while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
8610 ++p_j2k->m_current_tile_number;
8614 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8615 *p_go_on = OPJ_FALSE;
8620 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
8622 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8626 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
8628 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8632 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8633 p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8635 *p_tile_index = p_j2k->m_current_tile_number;
8636 *p_go_on = OPJ_TRUE;
8637 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
8638 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8639 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8640 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8641 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8642 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8644 p_j2k->m_specific_param.m_decoder.m_state |=
8645 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
8650 OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
8651 OPJ_UINT32 p_tile_index,
8653 OPJ_UINT32 p_data_size,
8654 opj_stream_private_t *p_stream,
8655 opj_event_mgr_t * p_manager)
8657 OPJ_UINT32 l_current_marker;
8658 OPJ_BYTE l_data [2];
8662 assert(p_stream != 00);
8663 assert(p_j2k != 00);
8664 assert(p_manager != 00);
8666 if (!(p_j2k->m_specific_param.m_decoder.m_state &
8667 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
8668 || (p_tile_index != p_j2k->m_current_tile_number)) {
8672 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8673 if (! l_tcp->m_data) {
8674 opj_j2k_tcp_destroy(l_tcp);
8678 if (! opj_tcd_decode_tile(p_j2k->m_tcd,
8682 p_j2k->cstr_index, p_manager)) {
8683 opj_j2k_tcp_destroy(l_tcp);
8684 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
8685 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8689 if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
8693 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8694 * we destroy just the data which will be re-read in read_tile_header*/
8695 /*opj_j2k_tcp_destroy(l_tcp);
8696 p_j2k->m_tcd->tcp = 0;*/
8697 opj_j2k_tcp_data_destroy(l_tcp);
8699 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8700 p_j2k->m_specific_param.m_decoder.m_state &= (~
8701 (0x0080u)); /* FIXME J2K_DEC_STATE_DATA);*/
8703 if (opj_stream_get_number_byte_left(p_stream) == 0
8704 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
8708 if (p_j2k->m_specific_param.m_decoder.m_state !=
8709 0x0100) { /*FIXME J2K_DEC_STATE_EOC)*/
8710 if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
8711 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8715 opj_read_bytes(l_data, &l_current_marker, 2);
8717 if (l_current_marker == J2K_MS_EOC) {
8718 p_j2k->m_current_tile_number = 0;
8719 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
8720 } else if (l_current_marker != J2K_MS_SOT) {
8721 if (opj_stream_get_number_byte_left(p_stream) == 0) {
8722 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8723 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8726 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8734 static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
8735 opj_image_t* p_output_image)
8737 OPJ_UINT32 i, j, k = 0;
8738 OPJ_UINT32 l_width_src, l_height_src;
8739 OPJ_UINT32 l_width_dest, l_height_dest;
8740 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8741 OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8742 OPJ_UINT32 l_start_x_dest, l_start_y_dest;
8743 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8744 OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
8746 opj_image_comp_t * l_img_comp_src = 00;
8747 opj_image_comp_t * l_img_comp_dest = 00;
8749 opj_tcd_tilecomp_t * l_tilec = 00;
8750 opj_image_t * l_image_src = 00;
8751 OPJ_UINT32 l_size_comp, l_remaining;
8752 OPJ_INT32 * l_dest_ptr;
8753 opj_tcd_resolution_t* l_res = 00;
8755 l_tilec = p_tcd->tcd_image->tiles->comps;
8756 l_image_src = p_tcd->image;
8757 l_img_comp_src = l_image_src->comps;
8759 l_img_comp_dest = p_output_image->comps;
8761 for (i = 0; i < l_image_src->numcomps; i++) {
8763 /* Allocate output component buffer if necessary */
8764 if (!l_img_comp_dest->data) {
8765 OPJ_SIZE_T l_width = l_img_comp_dest->w;
8766 OPJ_SIZE_T l_height = l_img_comp_dest->h;
8768 if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height))) {
8769 /* would overflow */
8772 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_width * l_height,
8774 if (! l_img_comp_dest->data) {
8779 /* Copy info from decoded comp image to output image */
8780 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8783 /* Compute the precision of the output buffer */
8784 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8785 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8786 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8792 if (l_size_comp == 3) {
8797 /* Current tile component size*/
8799 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8800 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8803 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8804 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8806 /* Border of the current output component*/
8807 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
8808 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
8809 l_x1_dest = l_x0_dest +
8810 l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
8811 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8814 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8815 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8819 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8820 * of the input buffer (decoded tile component) which will be move
8821 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8822 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8823 * by this input area.
8825 assert(l_res->x0 >= 0);
8826 assert(l_res->x1 >= 0);
8827 if (l_x0_dest < (OPJ_UINT32)l_res->x0) {
8828 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8829 l_offset_x0_src = 0;
8831 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
8832 l_width_dest = l_width_src;
8833 l_offset_x1_src = 0;
8835 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8836 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8839 l_start_x_dest = 0U;
8840 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8842 if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
8843 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8844 l_offset_x1_src = 0;
8846 l_width_dest = l_img_comp_dest->w ;
8847 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8851 if (l_y0_dest < (OPJ_UINT32)l_res->y0) {
8852 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8853 l_offset_y0_src = 0;
8855 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
8856 l_height_dest = l_height_src;
8857 l_offset_y1_src = 0;
8859 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8860 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8863 l_start_y_dest = 0U;
8864 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8866 if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
8867 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8868 l_offset_y1_src = 0;
8870 l_height_dest = l_img_comp_dest->h ;
8871 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8875 if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
8876 (l_offset_y1_src < 0)) {
8879 /* testcase 2977.pdf.asan.67.2198 */
8880 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8885 /* Compute the input buffer offset */
8886 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
8887 * (OPJ_SIZE_T)l_width_src;
8888 l_line_offset_src = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
8889 l_end_offset_src = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src -
8890 (OPJ_SIZE_T)l_offset_x0_src;
8892 /* Compute the output buffer offset */
8893 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
8894 * (OPJ_SIZE_T)l_img_comp_dest->w;
8895 l_line_offset_dest = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
8897 /* Move the output buffer to the first place where we will write*/
8898 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8901 fprintf(stdout, "COMPO[%d]:\n",i);
8902 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
8903 "\t tile offset:%d, %d, %d, %d\n"
8904 "\t buffer offset: %d; %d, %d\n",
8905 l_res->x0, l_res->y0, l_width_src, l_height_src,
8906 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
8907 l_start_offset_src, l_line_offset_src, l_end_offset_src);
8909 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
8910 "\t start offset: %d, line offset= %d\n",
8911 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
8914 switch (l_size_comp) {
8916 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
8917 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
8919 if (l_img_comp_src->sgnd) {
8920 for (j = 0 ; j < l_height_dest ; ++j) {
8921 for (k = 0 ; k < l_width_dest ; ++k) {
8922 *(l_dest_ptr++) = (OPJ_INT32)(*
8923 (l_src_ptr++)); /* Copy only the data needed for the output image */
8927 l_line_offset_dest; /* Move to the next place where we will write */
8928 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
8931 for (j = 0 ; j < l_height_dest ; ++j) {
8932 for (k = 0 ; k < l_width_dest ; ++k) {
8933 *(l_dest_ptr++) = (OPJ_INT32)((*(l_src_ptr++)) & 0xff);
8936 l_dest_ptr += l_line_offset_dest;
8937 l_src_ptr += l_line_offset_src;
8942 l_end_offset_src; /* Move to the end of this component-part of the input buffer */
8943 p_data = (OPJ_BYTE*)
8944 l_src_ptr; /* Keep the current position for the next component-part */
8948 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
8949 l_src_ptr += l_start_offset_src;
8951 if (l_img_comp_src->sgnd) {
8952 for (j = 0; j < l_height_dest; ++j) {
8953 for (k = 0; k < l_width_dest; ++k) {
8955 memcpy(&val, l_src_ptr, sizeof(val));
8957 *(l_dest_ptr++) = val;
8960 l_dest_ptr += l_line_offset_dest;
8961 l_src_ptr += l_line_offset_src ;
8964 for (j = 0; j < l_height_dest; ++j) {
8965 for (k = 0; k < l_width_dest; ++k) {
8967 memcpy(&val, l_src_ptr, sizeof(val));
8969 *(l_dest_ptr++) = val & 0xffff;
8972 l_dest_ptr += l_line_offset_dest;
8973 l_src_ptr += l_line_offset_src ;
8977 l_src_ptr += l_end_offset_src;
8978 p_data = (OPJ_BYTE*) l_src_ptr;
8982 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
8983 l_src_ptr += l_start_offset_src;
8985 for (j = 0; j < l_height_dest; ++j) {
8986 memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
8987 l_dest_ptr += l_width_dest + l_line_offset_dest;
8988 l_src_ptr += l_width_dest + l_line_offset_src ;
8991 l_src_ptr += l_end_offset_src;
8992 p_data = (OPJ_BYTE*) l_src_ptr;
9005 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
9006 opj_image_t* p_image,
9007 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
9008 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
9009 opj_event_mgr_t * p_manager)
9011 opj_cp_t * l_cp = &(p_j2k->m_cp);
9012 opj_image_t * l_image = p_j2k->m_private_image;
9015 OPJ_INT32 l_comp_x1, l_comp_y1;
9016 opj_image_comp_t* l_img_comp = NULL;
9018 /* Check if we are read the main header */
9019 if (p_j2k->m_specific_param.m_decoder.m_state !=
9020 J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
9021 opj_event_msg(p_manager, EVT_ERROR,
9022 "Need to decode the main header before begin to decode the remaining codestream");
9026 if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
9027 opj_event_msg(p_manager, EVT_INFO,
9028 "No decoded area parameters, set the decoded area to the whole image\n");
9030 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9031 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9032 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9033 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9039 /* Check if the positions provided by the user are correct */
9042 assert(p_start_x >= 0);
9043 assert(p_start_y >= 0);
9045 if ((OPJ_UINT32)p_start_x > l_image->x1) {
9046 opj_event_msg(p_manager, EVT_ERROR,
9047 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
9048 p_start_x, l_image->x1);
9050 } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
9051 opj_event_msg(p_manager, EVT_WARNING,
9052 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
9053 p_start_x, l_image->x0);
9054 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
9055 p_image->x0 = l_image->x0;
9057 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
9058 l_cp->tx0) / l_cp->tdx;
9059 p_image->x0 = (OPJ_UINT32)p_start_x;
9063 if ((OPJ_UINT32)p_start_y > l_image->y1) {
9064 opj_event_msg(p_manager, EVT_ERROR,
9065 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
9066 p_start_y, l_image->y1);
9068 } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
9069 opj_event_msg(p_manager, EVT_WARNING,
9070 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
9071 p_start_y, l_image->y0);
9072 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
9073 p_image->y0 = l_image->y0;
9075 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
9076 l_cp->ty0) / l_cp->tdy;
9077 p_image->y0 = (OPJ_UINT32)p_start_y;
9081 assert((OPJ_UINT32)p_end_x > 0);
9082 assert((OPJ_UINT32)p_end_y > 0);
9083 if ((OPJ_UINT32)p_end_x < l_image->x0) {
9084 opj_event_msg(p_manager, EVT_ERROR,
9085 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
9086 p_end_x, l_image->x0);
9088 } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
9089 opj_event_msg(p_manager, EVT_WARNING,
9090 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
9091 p_end_x, l_image->x1);
9092 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
9093 p_image->x1 = l_image->x1;
9095 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
9096 p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
9097 p_image->x1 = (OPJ_UINT32)p_end_x;
9101 if ((OPJ_UINT32)p_end_y < l_image->y0) {
9102 opj_event_msg(p_manager, EVT_ERROR,
9103 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
9104 p_end_y, l_image->y0);
9107 if ((OPJ_UINT32)p_end_y > l_image->y1) {
9108 opj_event_msg(p_manager, EVT_WARNING,
9109 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
9110 p_end_y, l_image->y1);
9111 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
9112 p_image->y1 = l_image->y1;
9114 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
9115 p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
9116 p_image->y1 = (OPJ_UINT32)p_end_y;
9120 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
9122 l_img_comp = p_image->comps;
9123 for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
9126 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
9127 (OPJ_INT32)l_img_comp->dx);
9128 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
9129 (OPJ_INT32)l_img_comp->dy);
9130 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9131 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9133 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
9134 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
9136 opj_event_msg(p_manager, EVT_ERROR,
9137 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
9141 l_img_comp->w = (OPJ_UINT32)l_w;
9143 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
9144 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
9146 opj_event_msg(p_manager, EVT_ERROR,
9147 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
9151 l_img_comp->h = (OPJ_UINT32)l_h;
9156 opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
9157 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
9162 opj_j2k_t* opj_j2k_create_decompress(void)
9164 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
9169 l_j2k->m_is_decoder = 1;
9170 l_j2k->m_cp.m_is_decoder = 1;
9172 #ifdef OPJ_DISABLE_TPSOT_FIX
9173 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
9176 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
9178 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
9179 opj_j2k_destroy(l_j2k);
9183 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
9184 OPJ_J2K_DEFAULT_HEADER_SIZE);
9185 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
9186 opj_j2k_destroy(l_j2k);
9190 l_j2k->m_specific_param.m_decoder.m_header_data_size =
9191 OPJ_J2K_DEFAULT_HEADER_SIZE;
9193 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
9195 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
9197 /* codestream index creation */
9198 l_j2k->cstr_index = opj_j2k_create_cstr_index();
9199 if (!l_j2k->cstr_index) {
9200 opj_j2k_destroy(l_j2k);
9204 /* validation list creation */
9205 l_j2k->m_validation_list = opj_procedure_list_create();
9206 if (! l_j2k->m_validation_list) {
9207 opj_j2k_destroy(l_j2k);
9211 /* execution list creation */
9212 l_j2k->m_procedure_list = opj_procedure_list_create();
9213 if (! l_j2k->m_procedure_list) {
9214 opj_j2k_destroy(l_j2k);
9218 l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
9220 l_j2k->m_tp = opj_thread_pool_create(0);
9223 opj_j2k_destroy(l_j2k);
9230 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
9232 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
9233 opj_calloc(1, sizeof(opj_codestream_index_t));
9238 cstr_index->maxmarknum = 100;
9239 cstr_index->marknum = 0;
9240 cstr_index->marker = (opj_marker_info_t*)
9241 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
9242 if (!cstr_index-> marker) {
9243 opj_free(cstr_index);
9247 cstr_index->tile_index = NULL;
9252 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
9253 OPJ_UINT32 p_tile_no,
9254 OPJ_UINT32 p_comp_no)
9256 opj_cp_t *l_cp = 00;
9257 opj_tcp_t *l_tcp = 00;
9258 opj_tccp_t *l_tccp = 00;
9261 assert(p_j2k != 00);
9263 l_cp = &(p_j2k->m_cp);
9264 l_tcp = &l_cp->tcps[p_tile_no];
9265 l_tccp = &l_tcp->tccps[p_comp_no];
9267 /* preconditions again */
9268 assert(p_tile_no < (l_cp->tw * l_cp->th));
9269 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9271 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9272 return 5 + l_tccp->numresolutions;
9278 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
9279 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9282 opj_cp_t *l_cp = NULL;
9283 opj_tcp_t *l_tcp = NULL;
9284 opj_tccp_t *l_tccp0 = NULL;
9285 opj_tccp_t *l_tccp1 = NULL;
9288 assert(p_j2k != 00);
9290 l_cp = &(p_j2k->m_cp);
9291 l_tcp = &l_cp->tcps[p_tile_no];
9292 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9293 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9295 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
9298 if (l_tccp0->cblkw != l_tccp1->cblkw) {
9301 if (l_tccp0->cblkh != l_tccp1->cblkh) {
9304 if (l_tccp0->cblksty != l_tccp1->cblksty) {
9307 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
9310 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
9314 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
9315 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
9318 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
9325 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
9326 OPJ_UINT32 p_tile_no,
9327 OPJ_UINT32 p_comp_no,
9329 OPJ_UINT32 * p_header_size,
9330 struct opj_event_mgr * p_manager)
9333 opj_cp_t *l_cp = 00;
9334 opj_tcp_t *l_tcp = 00;
9335 opj_tccp_t *l_tccp = 00;
9338 assert(p_j2k != 00);
9339 assert(p_header_size != 00);
9340 assert(p_manager != 00);
9341 assert(p_data != 00);
9343 l_cp = &(p_j2k->m_cp);
9344 l_tcp = &l_cp->tcps[p_tile_no];
9345 l_tccp = &l_tcp->tccps[p_comp_no];
9347 /* preconditions again */
9348 assert(p_tile_no < (l_cp->tw * l_cp->th));
9349 assert(p_comp_no < (p_j2k->m_private_image->numcomps));
9351 if (*p_header_size < 5) {
9352 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9356 opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
9359 opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
9362 opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
9365 opj_write_bytes(p_data, l_tccp->cblksty,
9369 opj_write_bytes(p_data, l_tccp->qmfbid,
9373 *p_header_size = *p_header_size - 5;
9375 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9377 if (*p_header_size < l_tccp->numresolutions) {
9378 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
9382 for (i = 0; i < l_tccp->numresolutions; ++i) {
9383 opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
9384 1); /* SPcoc (I_i) */
9388 *p_header_size = *p_header_size - l_tccp->numresolutions;
9394 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
9396 OPJ_BYTE * p_header_data,
9397 OPJ_UINT32 * p_header_size,
9398 opj_event_mgr_t * p_manager)
9400 OPJ_UINT32 i, l_tmp;
9401 opj_cp_t *l_cp = NULL;
9402 opj_tcp_t *l_tcp = NULL;
9403 opj_tccp_t *l_tccp = NULL;
9404 OPJ_BYTE * l_current_ptr = NULL;
9407 assert(p_j2k != 00);
9408 assert(p_manager != 00);
9409 assert(p_header_data != 00);
9411 l_cp = &(p_j2k->m_cp);
9412 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
9413 &l_cp->tcps[p_j2k->m_current_tile_number] :
9414 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9416 /* precondition again */
9417 assert(compno < p_j2k->m_private_image->numcomps);
9419 l_tccp = &l_tcp->tccps[compno];
9420 l_current_ptr = p_header_data;
9422 /* make sure room is sufficient */
9423 if (*p_header_size < 5) {
9424 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9428 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions,
9430 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
9431 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
9432 opj_event_msg(p_manager, EVT_ERROR,
9433 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
9434 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
9439 /* If user wants to remove more resolutions than the codestream contains, return error */
9440 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
9441 opj_event_msg(p_manager, EVT_ERROR,
9442 "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
9443 "of resolutions of this component\nModify the cp_reduce parameter.\n\n",
9445 p_j2k->m_specific_param.m_decoder.m_state |=
9446 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
9450 opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1); /* SPcoc (E) */
9454 opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1); /* SPcoc (F) */
9458 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
9459 ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
9460 opj_event_msg(p_manager, EVT_ERROR,
9461 "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
9466 opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1); /* SPcoc (G) */
9468 if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
9469 opj_event_msg(p_manager, EVT_ERROR,
9470 "Error reading SPCod SPCoc element, Invalid code-block style found\n");
9474 opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1); /* SPcoc (H) */
9477 *p_header_size = *p_header_size - 5;
9479 /* use custom precinct size ? */
9480 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
9481 if (*p_header_size < l_tccp->numresolutions) {
9482 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
9486 for (i = 0; i < l_tccp->numresolutions; ++i) {
9487 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPcoc (I_i) */
9489 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
9490 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
9491 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
9494 l_tccp->prcw[i] = l_tmp & 0xf;
9495 l_tccp->prch[i] = l_tmp >> 4;
9498 *p_header_size = *p_header_size - l_tccp->numresolutions;
9500 /* set default size for the precinct width and height */
9501 for (i = 0; i < l_tccp->numresolutions; ++i) {
9502 l_tccp->prcw[i] = 15;
9503 l_tccp->prch[i] = 15;
9507 #ifdef WIP_REMOVE_MSD
9509 if (p_j2k->cstr_info && compno == 0) {
9510 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
9512 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
9514 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
9516 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
9517 = l_tccp->numresolutions;
9518 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
9520 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
9523 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
9525 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
9534 static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
9538 opj_cp_t *l_cp = NULL;
9539 opj_tcp_t *l_tcp = NULL;
9540 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
9541 OPJ_UINT32 l_prc_size;
9544 assert(p_j2k != 00);
9546 l_cp = &(p_j2k->m_cp);
9547 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9548 ? /* FIXME J2K_DEC_STATE_TPH*/
9549 &l_cp->tcps[p_j2k->m_current_tile_number] :
9550 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9552 l_ref_tccp = &l_tcp->tccps[0];
9553 l_copied_tccp = l_ref_tccp + 1;
9554 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
9556 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9557 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
9558 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
9559 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
9560 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
9561 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
9562 memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
9563 memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
9568 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
9569 OPJ_UINT32 p_tile_no,
9570 OPJ_UINT32 p_comp_no)
9572 OPJ_UINT32 l_num_bands;
9574 opj_cp_t *l_cp = 00;
9575 opj_tcp_t *l_tcp = 00;
9576 opj_tccp_t *l_tccp = 00;
9579 assert(p_j2k != 00);
9581 l_cp = &(p_j2k->m_cp);
9582 l_tcp = &l_cp->tcps[p_tile_no];
9583 l_tccp = &l_tcp->tccps[p_comp_no];
9585 /* preconditions again */
9586 assert(p_tile_no < l_cp->tw * l_cp->th);
9587 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9589 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9590 (l_tccp->numresolutions * 3 - 2);
9592 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9593 return 1 + l_num_bands;
9595 return 1 + 2 * l_num_bands;
9599 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
9600 OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
9602 opj_cp_t *l_cp = NULL;
9603 opj_tcp_t *l_tcp = NULL;
9604 opj_tccp_t *l_tccp0 = NULL;
9605 opj_tccp_t *l_tccp1 = NULL;
9606 OPJ_UINT32 l_band_no, l_num_bands;
9609 assert(p_j2k != 00);
9611 l_cp = &(p_j2k->m_cp);
9612 l_tcp = &l_cp->tcps[p_tile_no];
9613 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
9614 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
9616 if (l_tccp0->qntsty != l_tccp1->qntsty) {
9619 if (l_tccp0->numgbits != l_tccp1->numgbits) {
9622 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9625 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9626 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9631 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9632 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
9636 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
9637 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9638 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
9647 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
9648 OPJ_UINT32 p_tile_no,
9649 OPJ_UINT32 p_comp_no,
9651 OPJ_UINT32 * p_header_size,
9652 struct opj_event_mgr * p_manager)
9654 OPJ_UINT32 l_header_size;
9655 OPJ_UINT32 l_band_no, l_num_bands;
9656 OPJ_UINT32 l_expn, l_mant;
9658 opj_cp_t *l_cp = 00;
9659 opj_tcp_t *l_tcp = 00;
9660 opj_tccp_t *l_tccp = 00;
9663 assert(p_j2k != 00);
9664 assert(p_header_size != 00);
9665 assert(p_manager != 00);
9666 assert(p_data != 00);
9668 l_cp = &(p_j2k->m_cp);
9669 l_tcp = &l_cp->tcps[p_tile_no];
9670 l_tccp = &l_tcp->tccps[p_comp_no];
9672 /* preconditions again */
9673 assert(p_tile_no < l_cp->tw * l_cp->th);
9674 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9676 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9677 (l_tccp->numresolutions * 3 - 2);
9679 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9680 l_header_size = 1 + l_num_bands;
9682 if (*p_header_size < l_header_size) {
9683 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9687 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9691 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9692 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9693 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
9697 l_header_size = 1 + 2 * l_num_bands;
9699 if (*p_header_size < l_header_size) {
9700 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9704 opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
9708 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9709 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9710 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9712 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9717 *p_header_size = *p_header_size - l_header_size;
9722 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9723 OPJ_UINT32 p_comp_no,
9724 OPJ_BYTE* p_header_data,
9725 OPJ_UINT32 * p_header_size,
9726 opj_event_mgr_t * p_manager
9730 OPJ_UINT32 l_band_no;
9731 opj_cp_t *l_cp = 00;
9732 opj_tcp_t *l_tcp = 00;
9733 opj_tccp_t *l_tccp = 00;
9734 OPJ_BYTE * l_current_ptr = 00;
9735 OPJ_UINT32 l_tmp, l_num_band;
9738 assert(p_j2k != 00);
9739 assert(p_manager != 00);
9740 assert(p_header_data != 00);
9742 l_cp = &(p_j2k->m_cp);
9743 /* come from tile part header or main header ?*/
9744 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
9745 ? /*FIXME J2K_DEC_STATE_TPH*/
9746 &l_cp->tcps[p_j2k->m_current_tile_number] :
9747 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9749 /* precondition again*/
9750 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9752 l_tccp = &l_tcp->tccps[p_comp_no];
9753 l_current_ptr = p_header_data;
9755 if (*p_header_size < 1) {
9756 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
9759 *p_header_size -= 1;
9761 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
9764 l_tccp->qntsty = l_tmp & 0x1f;
9765 l_tccp->numgbits = l_tmp >> 5;
9766 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9769 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
9771 (*p_header_size) / 2;
9773 if (l_num_band > OPJ_J2K_MAXBANDS) {
9774 opj_event_msg(p_manager, EVT_WARNING,
9775 "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
9776 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
9777 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
9779 /*return OPJ_FALSE;*/
9784 if (l_cp->correct) {
9786 /* if JPWL is on, we check whether there are too many subbands */
9787 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
9788 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
9789 "JPWL: bad number of subbands in Sqcx (%d)\n",
9792 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
9795 /* we try to correct */
9797 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
9798 "- setting number of bands to %d => HYPOTHESIS!!!\n",
9803 #endif /* USE_JPWL */
9805 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9806 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9807 opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
9809 if (l_band_no < OPJ_J2K_MAXBANDS) {
9810 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
9811 l_tccp->stepsizes[l_band_no].mant = 0;
9814 *p_header_size = *p_header_size - l_num_band;
9816 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9817 opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
9819 if (l_band_no < OPJ_J2K_MAXBANDS) {
9820 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
9821 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
9824 *p_header_size = *p_header_size - 2 * l_num_band;
9827 /* Add Antonin : if scalar_derived -> compute other stepsizes */
9828 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9829 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
9830 l_tccp->stepsizes[l_band_no].expn =
9831 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
9833 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
9834 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
9841 static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
9844 opj_cp_t *l_cp = NULL;
9845 opj_tcp_t *l_tcp = NULL;
9846 opj_tccp_t *l_ref_tccp = NULL;
9847 opj_tccp_t *l_copied_tccp = NULL;
9851 assert(p_j2k != 00);
9853 l_cp = &(p_j2k->m_cp);
9854 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
9855 &l_cp->tcps[p_j2k->m_current_tile_number] :
9856 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9858 l_ref_tccp = &l_tcp->tccps[0];
9859 l_copied_tccp = l_ref_tccp + 1;
9860 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
9862 for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
9863 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
9864 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
9865 memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
9870 static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
9871 OPJ_INT32 numcomps, FILE* out_stream)
9873 if (l_default_tile) {
9876 fprintf(out_stream, "\t default tile {\n");
9877 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
9878 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
9879 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
9880 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
9882 for (compno = 0; compno < numcomps; compno++) {
9883 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9885 OPJ_INT32 bandno, numbands;
9888 fprintf(out_stream, "\t\t comp %d {\n", compno);
9889 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
9890 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
9891 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
9892 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
9893 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
9894 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
9896 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
9897 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
9898 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
9900 fprintf(out_stream, "\n");
9902 /* quantization style*/
9903 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
9904 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
9905 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
9906 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
9907 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9908 for (bandno = 0; bandno < numbands; bandno++) {
9909 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
9910 l_tccp->stepsizes[bandno].expn);
9912 fprintf(out_stream, "\n");
9915 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
9917 fprintf(out_stream, "\t\t }\n");
9918 } /*end of component of default tile*/
9919 fprintf(out_stream, "\t }\n"); /*end of default tile*/
9923 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
9925 /* Check if the flag is compatible with j2k file*/
9926 if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
9927 fprintf(out_stream, "Wrong flag\n");
9931 /* Dump the image_header */
9932 if (flag & OPJ_IMG_INFO) {
9933 if (p_j2k->m_private_image) {
9934 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
9938 /* Dump the codestream info from main header */
9939 if (flag & OPJ_J2K_MH_INFO) {
9940 if (p_j2k->m_private_image) {
9941 opj_j2k_dump_MH_info(p_j2k, out_stream);
9944 /* Dump all tile/codestream info */
9945 if (flag & OPJ_J2K_TCH_INFO) {
9946 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9948 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
9949 if (p_j2k->m_private_image) {
9950 for (i = 0; i < l_nb_tiles; ++i) {
9951 opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
9958 /* Dump the codestream info of the current tile */
9959 if (flag & OPJ_J2K_TH_INFO) {
9963 /* Dump the codestream index from main header */
9964 if (flag & OPJ_J2K_MH_IND) {
9965 opj_j2k_dump_MH_index(p_j2k, out_stream);
9968 /* Dump the codestream index of the current tile */
9969 if (flag & OPJ_J2K_TH_IND) {
9975 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
9977 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
9978 OPJ_UINT32 it_marker, it_tile, it_tile_part;
9980 fprintf(out_stream, "Codestream index from main header: {\n");
9982 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
9983 "\t Main header end position=%" PRIi64 "\n",
9984 cstr_index->main_head_start, cstr_index->main_head_end);
9986 fprintf(out_stream, "\t Marker list: {\n");
9988 if (cstr_index->marker) {
9989 for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
9990 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9991 cstr_index->marker[it_marker].type,
9992 cstr_index->marker[it_marker].pos,
9993 cstr_index->marker[it_marker].len);
9997 fprintf(out_stream, "\t }\n");
9999 if (cstr_index->tile_index) {
10001 /* Simple test to avoid to write empty information*/
10002 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
10003 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10004 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
10007 if (l_acc_nb_of_tile_part) {
10008 fprintf(out_stream, "\t Tile index: {\n");
10010 for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
10011 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
10013 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
10016 if (cstr_index->tile_index[it_tile].tp_index) {
10017 for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
10018 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
10019 PRIi64 ", end_pos=%" PRIi64 ".\n",
10021 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
10022 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
10023 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
10027 if (cstr_index->tile_index[it_tile].marker) {
10028 for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
10030 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
10031 cstr_index->tile_index[it_tile].marker[it_marker].type,
10032 cstr_index->tile_index[it_tile].marker[it_marker].pos,
10033 cstr_index->tile_index[it_tile].marker[it_marker].len);
10037 fprintf(out_stream, "\t }\n");
10041 fprintf(out_stream, "}\n");
10046 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
10049 fprintf(out_stream, "Codestream info from main header: {\n");
10051 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
10052 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
10053 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
10054 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
10055 (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
10056 fprintf(out_stream, "}\n");
10059 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
10064 if (dev_dump_flag) {
10065 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
10068 fprintf(out_stream, "Image info {\n");
10073 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
10074 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
10076 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
10078 if (img_header->comps) {
10080 for (compno = 0; compno < img_header->numcomps; compno++) {
10081 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
10082 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
10084 fprintf(out_stream, "%s}\n", tab);
10088 fprintf(out_stream, "}\n");
10091 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
10092 OPJ_BOOL dev_dump_flag, FILE* out_stream)
10096 if (dev_dump_flag) {
10097 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
10105 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
10106 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
10107 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
10109 if (dev_dump_flag) {
10110 fprintf(out_stream, "}\n");
10114 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
10117 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
10118 opj_tcp_t *l_default_tile;
10119 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
10120 sizeof(opj_codestream_info_v2_t));
10125 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
10127 cstr_info->tx0 = p_j2k->m_cp.tx0;
10128 cstr_info->ty0 = p_j2k->m_cp.ty0;
10129 cstr_info->tdx = p_j2k->m_cp.tdx;
10130 cstr_info->tdy = p_j2k->m_cp.tdy;
10131 cstr_info->tw = p_j2k->m_cp.tw;
10132 cstr_info->th = p_j2k->m_cp.th;
10134 cstr_info->tile_info = NULL; /* Not fill from the main header*/
10136 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
10138 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
10139 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
10140 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
10141 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
10143 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
10144 cstr_info->nbcomps, sizeof(opj_tccp_info_t));
10145 if (!cstr_info->m_default_tile_info.tccp_info) {
10146 opj_destroy_cstr_info(&cstr_info);
10150 for (compno = 0; compno < numcomps; compno++) {
10151 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
10152 opj_tccp_info_t *l_tccp_info = &
10153 (cstr_info->m_default_tile_info.tccp_info[compno]);
10154 OPJ_INT32 bandno, numbands;
10157 l_tccp_info->csty = l_tccp->csty;
10158 l_tccp_info->numresolutions = l_tccp->numresolutions;
10159 l_tccp_info->cblkw = l_tccp->cblkw;
10160 l_tccp_info->cblkh = l_tccp->cblkh;
10161 l_tccp_info->cblksty = l_tccp->cblksty;
10162 l_tccp_info->qmfbid = l_tccp->qmfbid;
10163 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
10164 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
10165 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
10168 /* quantization style*/
10169 l_tccp_info->qntsty = l_tccp->qntsty;
10170 l_tccp_info->numgbits = l_tccp->numgbits;
10172 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
10173 (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
10174 if (numbands < OPJ_J2K_MAXBANDS) {
10175 for (bandno = 0; bandno < numbands; bandno++) {
10176 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
10177 l_tccp->stepsizes[bandno].mant;
10178 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
10179 l_tccp->stepsizes[bandno].expn;
10184 l_tccp_info->roishift = l_tccp->roishift;
10190 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
10192 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
10193 opj_calloc(1, sizeof(opj_codestream_index_t));
10194 if (!l_cstr_index) {
10198 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
10199 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
10200 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
10202 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
10203 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
10204 sizeof(opj_marker_info_t));
10205 if (!l_cstr_index->marker) {
10206 opj_free(l_cstr_index);
10210 if (p_j2k->cstr_index->marker) {
10211 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
10212 l_cstr_index->marknum * sizeof(opj_marker_info_t));
10214 opj_free(l_cstr_index->marker);
10215 l_cstr_index->marker = NULL;
10218 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
10219 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10220 l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10221 if (!l_cstr_index->tile_index) {
10222 opj_free(l_cstr_index->marker);
10223 opj_free(l_cstr_index);
10227 if (!p_j2k->cstr_index->tile_index) {
10228 opj_free(l_cstr_index->tile_index);
10229 l_cstr_index->tile_index = NULL;
10231 OPJ_UINT32 it_tile = 0;
10232 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
10235 l_cstr_index->tile_index[it_tile].marknum =
10236 p_j2k->cstr_index->tile_index[it_tile].marknum;
10238 l_cstr_index->tile_index[it_tile].marker =
10239 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
10240 sizeof(opj_marker_info_t));
10242 if (!l_cstr_index->tile_index[it_tile].marker) {
10243 OPJ_UINT32 it_tile_free;
10245 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10246 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10249 opj_free(l_cstr_index->tile_index);
10250 opj_free(l_cstr_index->marker);
10251 opj_free(l_cstr_index);
10255 if (p_j2k->cstr_index->tile_index[it_tile].marker)
10256 memcpy(l_cstr_index->tile_index[it_tile].marker,
10257 p_j2k->cstr_index->tile_index[it_tile].marker,
10258 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
10260 opj_free(l_cstr_index->tile_index[it_tile].marker);
10261 l_cstr_index->tile_index[it_tile].marker = NULL;
10264 /* Tile part index*/
10265 l_cstr_index->tile_index[it_tile].nb_tps =
10266 p_j2k->cstr_index->tile_index[it_tile].nb_tps;
10268 l_cstr_index->tile_index[it_tile].tp_index =
10269 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
10272 if (!l_cstr_index->tile_index[it_tile].tp_index) {
10273 OPJ_UINT32 it_tile_free;
10275 for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
10276 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
10277 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
10280 opj_free(l_cstr_index->tile_index);
10281 opj_free(l_cstr_index->marker);
10282 opj_free(l_cstr_index);
10286 if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
10287 memcpy(l_cstr_index->tile_index[it_tile].tp_index,
10288 p_j2k->cstr_index->tile_index[it_tile].tp_index,
10289 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
10291 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
10292 l_cstr_index->tile_index[it_tile].tp_index = NULL;
10295 /* Packet index (NOT USED)*/
10296 l_cstr_index->tile_index[it_tile].nb_packet = 0;
10297 l_cstr_index->tile_index[it_tile].packet_index = NULL;
10302 return l_cstr_index;
10305 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
10307 OPJ_UINT32 it_tile = 0;
10309 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10310 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
10311 p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
10312 if (!p_j2k->cstr_index->tile_index) {
10316 for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
10317 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
10318 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
10319 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
10320 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
10321 sizeof(opj_marker_info_t));
10322 if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
10330 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
10331 opj_stream_private_t *p_stream,
10332 opj_event_mgr_t * p_manager)
10334 OPJ_BOOL l_go_on = OPJ_TRUE;
10335 OPJ_UINT32 l_current_tile_no;
10336 OPJ_UINT32 l_data_size, l_max_data_size;
10337 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10338 OPJ_UINT32 l_nb_comps;
10339 OPJ_BYTE * l_current_data;
10340 OPJ_UINT32 nr_tiles = 0;
10342 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10343 if (! l_current_data) {
10344 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
10347 l_max_data_size = 1000;
10350 if (! opj_j2k_read_tile_header(p_j2k,
10351 &l_current_tile_no,
10353 &l_tile_x0, &l_tile_y0,
10354 &l_tile_x1, &l_tile_y1,
10359 opj_free(l_current_data);
10367 if (l_data_size > l_max_data_size) {
10368 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10370 if (! l_new_current_data) {
10371 opj_free(l_current_data);
10372 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10373 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10376 l_current_data = l_new_current_data;
10377 l_max_data_size = l_data_size;
10380 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10381 p_stream, p_manager)) {
10382 opj_free(l_current_data);
10383 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
10384 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10387 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10388 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10390 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10391 p_j2k->m_output_image)) {
10392 opj_free(l_current_data);
10395 opj_event_msg(p_manager, EVT_INFO,
10396 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10398 if (opj_stream_get_number_byte_left(p_stream) == 0
10399 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
10402 if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
10407 opj_free(l_current_data);
10413 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
10415 static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
10416 opj_event_mgr_t * p_manager)
10419 assert(p_j2k != 00);
10420 assert(p_manager != 00);
10422 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10423 (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
10426 /* DEVELOPER CORNER, add your custom procedures */
10432 * Read and decode one tile.
10434 static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
10435 opj_stream_private_t *p_stream,
10436 opj_event_mgr_t * p_manager)
10438 OPJ_BOOL l_go_on = OPJ_TRUE;
10439 OPJ_UINT32 l_current_tile_no;
10440 OPJ_UINT32 l_tile_no_to_dec;
10441 OPJ_UINT32 l_data_size, l_max_data_size;
10442 OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
10443 OPJ_UINT32 l_nb_comps;
10444 OPJ_BYTE * l_current_data;
10445 OPJ_UINT32 l_nb_tiles;
10448 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
10449 if (! l_current_data) {
10450 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
10453 l_max_data_size = 1000;
10455 /*Allocate and initialize some elements of codestrem index if not already done*/
10456 if (!p_j2k->cstr_index->tile_index) {
10457 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
10458 opj_free(l_current_data);
10462 /* Move into the codestream to the first SOT used to decode the desired tile */
10463 l_tile_no_to_dec = (OPJ_UINT32)
10464 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
10465 if (p_j2k->cstr_index->tile_index)
10466 if (p_j2k->cstr_index->tile_index->tp_index) {
10467 if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
10468 /* the index for this tile has not been built,
10469 * so move to the last SOT read */
10470 if (!(opj_stream_read_seek(p_stream,
10471 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
10472 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10473 opj_free(l_current_data);
10477 if (!(opj_stream_read_seek(p_stream,
10478 p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
10480 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10481 opj_free(l_current_data);
10485 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
10486 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
10487 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
10491 /* Reset current tile part number for all tiles, and not only the one */
10493 /* Not completely sure this is always correct but required for */
10494 /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
10495 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
10496 for (i = 0; i < l_nb_tiles; ++i) {
10497 p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
10501 if (! opj_j2k_read_tile_header(p_j2k,
10502 &l_current_tile_no,
10504 &l_tile_x0, &l_tile_y0,
10505 &l_tile_x1, &l_tile_y1,
10510 opj_free(l_current_data);
10518 if (l_data_size > l_max_data_size) {
10519 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10521 if (! l_new_current_data) {
10522 opj_free(l_current_data);
10523 l_current_data = NULL;
10524 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n",
10525 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10528 l_current_data = l_new_current_data;
10529 l_max_data_size = l_data_size;
10532 if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
10533 p_stream, p_manager)) {
10534 opj_free(l_current_data);
10537 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
10538 l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
10540 if (! opj_j2k_update_image_data(p_j2k->m_tcd, l_current_data,
10541 p_j2k->m_output_image)) {
10542 opj_free(l_current_data);
10545 opj_event_msg(p_manager, EVT_INFO,
10546 "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
10548 if (l_current_tile_no == l_tile_no_to_dec) {
10549 /* move into the codestream to the first SOT (FIXME or not move?)*/
10550 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
10552 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
10553 opj_free(l_current_data);
10558 opj_event_msg(p_manager, EVT_WARNING,
10559 "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
10560 l_current_tile_no + 1, l_tile_no_to_dec + 1);
10565 opj_free(l_current_data);
10571 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
10573 static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
10574 opj_event_mgr_t * p_manager)
10577 assert(p_j2k != 00);
10578 assert(p_manager != 00);
10580 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
10581 (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
10584 /* DEVELOPER CORNER, add your custom procedures */
10589 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
10590 opj_stream_private_t * p_stream,
10591 opj_image_t * p_image,
10592 opj_event_mgr_t * p_manager)
10600 p_j2k->m_output_image = opj_image_create0();
10601 if (!(p_j2k->m_output_image)) {
10604 opj_copy_image_header(p_image, p_j2k->m_output_image);
10606 /* customization of the decoding */
10607 opj_j2k_setup_decoding(p_j2k, p_manager);
10609 /* Decode the codestream */
10610 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10611 opj_image_destroy(p_j2k->m_private_image);
10612 p_j2k->m_private_image = NULL;
10616 /* Move data and copy one information from codec to output image*/
10617 for (compno = 0; compno < p_image->numcomps; compno++) {
10618 p_image->comps[compno].resno_decoded =
10619 p_j2k->m_output_image->comps[compno].resno_decoded;
10620 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10623 sprintf(fn, "/tmp/%d.raw", compno);
10624 FILE *debug = fopen(fn, "wb");
10625 fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
10626 p_image->comps[compno].w * p_image->comps[compno].h, debug);
10629 p_j2k->m_output_image->comps[compno].data = NULL;
10635 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
10636 opj_stream_private_t *p_stream,
10637 opj_image_t* p_image,
10638 opj_event_mgr_t * p_manager,
10639 OPJ_UINT32 tile_index)
10642 OPJ_UINT32 l_tile_x, l_tile_y;
10643 opj_image_comp_t* l_img_comp;
10646 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
10650 if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
10651 opj_event_msg(p_manager, EVT_ERROR,
10652 "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
10653 (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
10657 /* Compute the dimension of the desired tile*/
10658 l_tile_x = tile_index % p_j2k->m_cp.tw;
10659 l_tile_y = tile_index / p_j2k->m_cp.tw;
10661 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10662 if (p_image->x0 < p_j2k->m_private_image->x0) {
10663 p_image->x0 = p_j2k->m_private_image->x0;
10665 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
10666 if (p_image->x1 > p_j2k->m_private_image->x1) {
10667 p_image->x1 = p_j2k->m_private_image->x1;
10670 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10671 if (p_image->y0 < p_j2k->m_private_image->y0) {
10672 p_image->y0 = p_j2k->m_private_image->y0;
10674 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
10675 if (p_image->y1 > p_j2k->m_private_image->y1) {
10676 p_image->y1 = p_j2k->m_private_image->y1;
10679 l_img_comp = p_image->comps;
10680 for (compno = 0; compno < p_image->numcomps; ++compno) {
10681 OPJ_INT32 l_comp_x1, l_comp_y1;
10683 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
10685 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
10686 (OPJ_INT32)l_img_comp->dx);
10687 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
10688 (OPJ_INT32)l_img_comp->dy);
10689 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
10690 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
10692 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
10693 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
10694 (OPJ_INT32)l_img_comp->factor));
10695 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
10696 (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
10697 (OPJ_INT32)l_img_comp->factor));
10702 /* Destroy the previous output image*/
10703 if (p_j2k->m_output_image) {
10704 opj_image_destroy(p_j2k->m_output_image);
10707 /* Create the ouput image from the information previously computed*/
10708 p_j2k->m_output_image = opj_image_create0();
10709 if (!(p_j2k->m_output_image)) {
10712 opj_copy_image_header(p_image, p_j2k->m_output_image);
10714 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
10716 /* customization of the decoding */
10717 opj_j2k_setup_decoding_tile(p_j2k, p_manager);
10719 /* Decode the codestream */
10720 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10721 opj_image_destroy(p_j2k->m_private_image);
10722 p_j2k->m_private_image = NULL;
10726 /* Move data and copy one information from codec to output image*/
10727 for (compno = 0; compno < p_image->numcomps; compno++) {
10728 p_image->comps[compno].resno_decoded =
10729 p_j2k->m_output_image->comps[compno].resno_decoded;
10731 if (p_image->comps[compno].data) {
10732 opj_free(p_image->comps[compno].data);
10735 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10737 p_j2k->m_output_image->comps[compno].data = NULL;
10743 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
10744 OPJ_UINT32 res_factor,
10745 opj_event_mgr_t * p_manager)
10747 OPJ_UINT32 it_comp;
10749 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
10751 if (p_j2k->m_private_image) {
10752 if (p_j2k->m_private_image->comps) {
10753 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
10754 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
10755 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
10756 OPJ_UINT32 max_res =
10757 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
10758 if (res_factor >= max_res) {
10759 opj_event_msg(p_manager, EVT_ERROR,
10760 "Resolution factor is greater than the maximum resolution in the component.\n");
10763 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
10774 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
10775 opj_stream_private_t *p_stream,
10776 opj_event_mgr_t * p_manager)
10779 OPJ_UINT32 l_nb_tiles;
10780 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
10781 OPJ_BYTE * l_current_data = 00;
10782 OPJ_BOOL l_reuse_data = OPJ_FALSE;
10783 opj_tcd_t* p_tcd = 00;
10785 /* preconditions */
10786 assert(p_j2k != 00);
10787 assert(p_stream != 00);
10788 assert(p_manager != 00);
10790 p_tcd = p_j2k->m_tcd;
10792 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10793 if (l_nb_tiles == 1) {
10794 l_reuse_data = OPJ_TRUE;
10796 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
10797 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10798 if (((size_t)l_img_comp->data & 0xFU) !=
10799 0U) { /* tile data shall be aligned on 16 bytes */
10800 l_reuse_data = OPJ_FALSE;
10805 for (i = 0; i < l_nb_tiles; ++i) {
10806 if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
10807 if (l_current_data) {
10808 opj_free(l_current_data);
10813 /* if we only have one tile, then simply set tile component data equal to image component data */
10814 /* otherwise, allocate the data */
10815 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
10816 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
10817 if (l_reuse_data) {
10818 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10819 l_tilec->data = l_img_comp->data;
10820 l_tilec->ownsData = OPJ_FALSE;
10822 if (! opj_alloc_tile_component_data(l_tilec)) {
10823 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
10824 if (l_current_data) {
10825 opj_free(l_current_data);
10831 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
10832 if (!l_reuse_data) {
10833 if (l_current_tile_size > l_max_tile_size) {
10834 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
10835 l_current_tile_size);
10836 if (! l_new_current_data) {
10837 if (l_current_data) {
10838 opj_free(l_current_data);
10840 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
10843 l_current_data = l_new_current_data;
10844 l_max_tile_size = l_current_tile_size;
10847 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
10848 /* 32 bit components @ 8 bit precision get converted to 8 bit */
10849 /* 32 bit components @ 16 bit precision get converted to 16 bit */
10850 opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
10852 /* now copy this data into the tile component */
10853 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
10854 l_current_tile_size)) {
10855 opj_event_msg(p_manager, EVT_ERROR,
10856 "Size mismatch between tile data and sent data.");
10857 opj_free(l_current_data);
10862 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
10863 if (l_current_data) {
10864 opj_free(l_current_data);
10870 if (l_current_data) {
10871 opj_free(l_current_data);
10876 OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
10877 opj_stream_private_t *p_stream,
10878 opj_event_mgr_t * p_manager)
10880 /* customization of the encoding */
10881 if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
10885 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10892 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
10893 opj_stream_private_t *p_stream,
10894 opj_image_t * p_image,
10895 opj_event_mgr_t * p_manager)
10897 /* preconditions */
10898 assert(p_j2k != 00);
10899 assert(p_stream != 00);
10900 assert(p_manager != 00);
10902 p_j2k->m_private_image = opj_image_create0();
10903 if (! p_j2k->m_private_image) {
10904 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
10907 opj_copy_image_header(p_image, p_j2k->m_private_image);
10909 /* TODO_MSD: Find a better way */
10910 if (p_image->comps) {
10911 OPJ_UINT32 it_comp;
10912 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
10913 if (p_image->comps[it_comp].data) {
10914 p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
10915 p_image->comps[it_comp].data = NULL;
10921 /* customization of the validation */
10922 if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
10926 /* validation of the parameters codec */
10927 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
10931 /* customization of the encoding */
10932 if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
10937 if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
10944 static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
10945 OPJ_UINT32 p_tile_index,
10946 opj_stream_private_t *p_stream,
10947 opj_event_mgr_t * p_manager)
10950 if (p_tile_index != p_j2k->m_current_tile_number) {
10951 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
10955 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
10956 p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
10958 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
10959 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
10960 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10962 /* initialisation before tile encoding */
10963 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
10971 static void opj_get_tile_dimensions(opj_image_t * l_image,
10972 opj_tcd_tilecomp_t * l_tilec,
10973 opj_image_comp_t * l_img_comp,
10974 OPJ_UINT32* l_size_comp,
10975 OPJ_UINT32* l_width,
10976 OPJ_UINT32* l_height,
10977 OPJ_UINT32* l_offset_x,
10978 OPJ_UINT32* l_offset_y,
10979 OPJ_UINT32* l_image_width,
10980 OPJ_UINT32* l_stride,
10981 OPJ_UINT32* l_tile_offset)
10983 OPJ_UINT32 l_remaining;
10984 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
10985 l_remaining = l_img_comp->prec & 7; /* (%8) */
10990 if (*l_size_comp == 3) {
10994 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
10995 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
10996 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
10997 (OPJ_INT32)l_img_comp->dx);
10998 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
10999 (OPJ_INT32)l_img_comp->dy);
11000 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
11001 (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
11002 *l_stride = *l_image_width - *l_width;
11003 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
11004 OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
11007 static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
11009 OPJ_UINT32 i, j, k = 0;
11011 for (i = 0; i < p_tcd->image->numcomps; ++i) {
11012 opj_image_t * l_image = p_tcd->image;
11013 OPJ_INT32 * l_src_ptr;
11014 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
11015 opj_image_comp_t * l_img_comp = l_image->comps + i;
11016 OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
11017 l_image_width, l_stride, l_tile_offset;
11019 opj_get_tile_dimensions(l_image,
11031 l_src_ptr = l_img_comp->data + l_tile_offset;
11033 switch (l_size_comp) {
11035 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
11036 if (l_img_comp->sgnd) {
11037 for (j = 0; j < l_height; ++j) {
11038 for (k = 0; k < l_width; ++k) {
11039 *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
11043 l_src_ptr += l_stride;
11046 for (j = 0; j < l_height; ++j) {
11047 for (k = 0; k < l_width; ++k) {
11048 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
11052 l_src_ptr += l_stride;
11056 p_data = (OPJ_BYTE*) l_dest_ptr;
11060 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
11061 if (l_img_comp->sgnd) {
11062 for (j = 0; j < l_height; ++j) {
11063 for (k = 0; k < l_width; ++k) {
11064 *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
11066 l_src_ptr += l_stride;
11069 for (j = 0; j < l_height; ++j) {
11070 for (k = 0; k < l_width; ++k) {
11071 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
11073 l_src_ptr += l_stride;
11077 p_data = (OPJ_BYTE*) l_dest_ptr;
11081 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
11082 for (j = 0; j < l_height; ++j) {
11083 for (k = 0; k < l_width; ++k) {
11084 *(l_dest_ptr++) = *(l_src_ptr++);
11086 l_src_ptr += l_stride;
11089 p_data = (OPJ_BYTE*) l_dest_ptr;
11096 static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
11097 opj_stream_private_t *p_stream,
11098 opj_event_mgr_t * p_manager)
11100 OPJ_UINT32 l_nb_bytes_written;
11101 OPJ_BYTE * l_current_data = 00;
11102 OPJ_UINT32 l_tile_size = 0;
11103 OPJ_UINT32 l_available_data;
11105 /* preconditions */
11106 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11108 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
11109 l_available_data = l_tile_size;
11110 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
11112 l_nb_bytes_written = 0;
11113 if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
11114 l_available_data, p_stream, p_manager)) {
11117 l_current_data += l_nb_bytes_written;
11118 l_available_data -= l_nb_bytes_written;
11120 l_nb_bytes_written = 0;
11121 if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
11122 l_available_data, p_stream, p_manager)) {
11126 l_available_data -= l_nb_bytes_written;
11127 l_nb_bytes_written = l_tile_size - l_available_data;
11129 if (opj_stream_write_data(p_stream,
11130 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
11131 l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
11135 ++p_j2k->m_current_tile_number;
11140 static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
11141 opj_event_mgr_t * p_manager)
11143 /* preconditions */
11144 assert(p_j2k != 00);
11145 assert(p_manager != 00);
11147 /* DEVELOPER CORNER, insert your custom procedures */
11148 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11149 (opj_procedure)opj_j2k_write_eoc, p_manager)) {
11153 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11154 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11155 (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
11160 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11161 (opj_procedure)opj_j2k_write_epc, p_manager)) {
11164 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11165 (opj_procedure)opj_j2k_end_encoding, p_manager)) {
11168 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11169 (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
11175 static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
11176 opj_event_mgr_t * p_manager)
11178 /* preconditions */
11179 assert(p_j2k != 00);
11180 assert(p_manager != 00);
11182 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11183 (opj_procedure)opj_j2k_build_encoder, p_manager)) {
11186 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11187 (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
11191 /* DEVELOPER CORNER, add your custom validation procedure */
11192 if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
11193 (opj_procedure)opj_j2k_mct_validation, p_manager)) {
11200 static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
11201 opj_event_mgr_t * p_manager)
11203 /* preconditions */
11204 assert(p_j2k != 00);
11205 assert(p_manager != 00);
11207 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11208 (opj_procedure)opj_j2k_init_info, p_manager)) {
11211 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11212 (opj_procedure)opj_j2k_write_soc, p_manager)) {
11215 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11216 (opj_procedure)opj_j2k_write_siz, p_manager)) {
11219 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11220 (opj_procedure)opj_j2k_write_cod, p_manager)) {
11223 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11224 (opj_procedure)opj_j2k_write_qcd, p_manager)) {
11227 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11228 (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
11231 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11232 (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
11236 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
11237 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11238 (opj_procedure)opj_j2k_write_tlm, p_manager)) {
11242 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
11243 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11244 (opj_procedure)opj_j2k_write_poc, p_manager)) {
11250 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11251 (opj_procedure)opj_j2k_write_regions, p_manager)) {
11255 if (p_j2k->m_cp.comment != 00) {
11256 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11257 (opj_procedure)opj_j2k_write_com, p_manager)) {
11262 /* DEVELOPER CORNER, insert your custom procedures */
11263 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
11264 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11265 (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
11269 /* End of Developer Corner */
11271 if (p_j2k->cstr_index) {
11272 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11273 (opj_procedure)opj_j2k_get_end_header, p_manager)) {
11278 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11279 (opj_procedure)opj_j2k_create_tcd, p_manager)) {
11282 if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
11283 (opj_procedure)opj_j2k_update_rates, p_manager)) {
11290 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
11292 OPJ_UINT32 * p_data_written,
11293 OPJ_UINT32 p_total_data_size,
11294 opj_stream_private_t *p_stream,
11295 struct opj_event_mgr * p_manager)
11297 OPJ_UINT32 l_nb_bytes_written = 0;
11298 OPJ_UINT32 l_current_nb_bytes_written;
11299 OPJ_BYTE * l_begin_data = 00;
11301 opj_tcd_t * l_tcd = 00;
11302 opj_cp_t * l_cp = 00;
11304 l_tcd = p_j2k->m_tcd;
11305 l_cp = &(p_j2k->m_cp);
11307 l_tcd->cur_pino = 0;
11309 /*Get number of tile parts*/
11310 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
11315 l_current_nb_bytes_written = 0;
11316 l_begin_data = p_data;
11317 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11322 l_nb_bytes_written += l_current_nb_bytes_written;
11323 p_data += l_current_nb_bytes_written;
11324 p_total_data_size -= l_current_nb_bytes_written;
11326 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
11328 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
11329 l_current_nb_bytes_written = 0;
11330 opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11332 l_nb_bytes_written += l_current_nb_bytes_written;
11333 p_data += l_current_nb_bytes_written;
11334 p_total_data_size -= l_current_nb_bytes_written;
11336 l_current_nb_bytes_written = 0;
11337 opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
11339 l_nb_bytes_written += l_current_nb_bytes_written;
11340 p_data += l_current_nb_bytes_written;
11341 p_total_data_size -= l_current_nb_bytes_written;
11344 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
11345 l_current_nb_bytes_written = 0;
11346 opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
11348 l_nb_bytes_written += l_current_nb_bytes_written;
11349 p_data += l_current_nb_bytes_written;
11350 p_total_data_size -= l_current_nb_bytes_written;
11354 l_current_nb_bytes_written = 0;
11355 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11356 p_total_data_size, p_stream, p_manager)) {
11360 l_nb_bytes_written += l_current_nb_bytes_written;
11361 * p_data_written = l_nb_bytes_written;
11363 /* Writing Psot in SOT marker */
11364 opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
11367 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11368 opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
11374 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
11376 OPJ_UINT32 * p_data_written,
11377 OPJ_UINT32 p_total_data_size,
11378 opj_stream_private_t *p_stream,
11379 struct opj_event_mgr * p_manager
11382 OPJ_UINT32 tilepartno = 0;
11383 OPJ_UINT32 l_nb_bytes_written = 0;
11384 OPJ_UINT32 l_current_nb_bytes_written;
11385 OPJ_UINT32 l_part_tile_size;
11386 OPJ_UINT32 tot_num_tp;
11389 OPJ_BYTE * l_begin_data;
11390 opj_tcp_t *l_tcp = 00;
11391 opj_tcd_t * l_tcd = 00;
11392 opj_cp_t * l_cp = 00;
11394 l_tcd = p_j2k->m_tcd;
11395 l_cp = &(p_j2k->m_cp);
11396 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
11398 /*Get number of tile parts*/
11399 tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
11401 /* start writing remaining tile parts */
11402 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11403 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
11404 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11405 l_current_nb_bytes_written = 0;
11406 l_part_tile_size = 0;
11407 l_begin_data = p_data;
11409 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11414 l_nb_bytes_written += l_current_nb_bytes_written;
11415 p_data += l_current_nb_bytes_written;
11416 p_total_data_size -= l_current_nb_bytes_written;
11417 l_part_tile_size += l_current_nb_bytes_written;
11419 l_current_nb_bytes_written = 0;
11420 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11421 p_total_data_size, p_stream, p_manager)) {
11425 p_data += l_current_nb_bytes_written;
11426 l_nb_bytes_written += l_current_nb_bytes_written;
11427 p_total_data_size -= l_current_nb_bytes_written;
11428 l_part_tile_size += l_current_nb_bytes_written;
11430 /* Writing Psot in SOT marker */
11431 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11434 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11435 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11438 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11441 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
11442 l_tcd->cur_pino = pino;
11444 /*Get number of tile parts*/
11445 tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
11446 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
11447 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
11448 l_current_nb_bytes_written = 0;
11449 l_part_tile_size = 0;
11450 l_begin_data = p_data;
11452 if (! opj_j2k_write_sot(p_j2k, p_data, &l_current_nb_bytes_written, p_stream,
11457 l_nb_bytes_written += l_current_nb_bytes_written;
11458 p_data += l_current_nb_bytes_written;
11459 p_total_data_size -= l_current_nb_bytes_written;
11460 l_part_tile_size += l_current_nb_bytes_written;
11462 l_current_nb_bytes_written = 0;
11464 if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
11465 p_total_data_size, p_stream, p_manager)) {
11469 l_nb_bytes_written += l_current_nb_bytes_written;
11470 p_data += l_current_nb_bytes_written;
11471 p_total_data_size -= l_current_nb_bytes_written;
11472 l_part_tile_size += l_current_nb_bytes_written;
11474 /* Writing Psot in SOT marker */
11475 opj_write_bytes(l_begin_data + 6, l_part_tile_size,
11478 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
11479 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
11482 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
11486 *p_data_written = l_nb_bytes_written;
11491 static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
11492 struct opj_stream_private *p_stream,
11493 struct opj_event_mgr * p_manager)
11495 OPJ_UINT32 l_tlm_size;
11496 OPJ_OFF_T l_tlm_position, l_current_position;
11498 /* preconditions */
11499 assert(p_j2k != 00);
11500 assert(p_manager != 00);
11501 assert(p_stream != 00);
11503 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
11504 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
11505 l_current_position = opj_stream_tell(p_stream);
11507 if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
11511 if (opj_stream_write_data(p_stream,
11512 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
11513 p_manager) != l_tlm_size) {
11517 if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
11524 static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
11525 struct opj_stream_private *p_stream,
11526 struct opj_event_mgr * p_manager)
11528 /* preconditions */
11529 assert(p_j2k != 00);
11530 assert(p_manager != 00);
11531 assert(p_stream != 00);
11533 OPJ_UNUSED(p_stream);
11534 OPJ_UNUSED(p_manager);
11536 opj_tcd_destroy(p_j2k->m_tcd);
11539 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
11540 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
11541 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
11542 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
11545 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
11546 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
11547 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
11550 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
11556 * Destroys the memory associated with the decoding of headers.
11558 static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
11559 opj_stream_private_t *p_stream,
11560 opj_event_mgr_t * p_manager
11563 /* preconditions */
11564 assert(p_j2k != 00);
11565 assert(p_stream != 00);
11566 assert(p_manager != 00);
11568 OPJ_UNUSED(p_stream);
11569 OPJ_UNUSED(p_manager);
11571 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
11572 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
11573 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
11576 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
11581 static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
11582 struct opj_stream_private *p_stream,
11583 struct opj_event_mgr * p_manager)
11585 opj_codestream_info_t * l_cstr_info = 00;
11587 /* preconditions */
11588 assert(p_j2k != 00);
11589 assert(p_manager != 00);
11590 assert(p_stream != 00);
11593 OPJ_UNUSED(p_stream);
11595 /* TODO mergeV2: check this part which use cstr_info */
11596 /*l_cstr_info = p_j2k->cstr_info;
11600 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));
11602 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
11603 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
11605 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
11607 l_cstr_info->tw = p_j2k->m_cp.tw;
11608 l_cstr_info->th = p_j2k->m_cp.th;
11610 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
11611 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
11612 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
11613 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
11615 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
11617 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
11619 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
11621 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
11622 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
11625 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
11627 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
11629 /*l_cstr_info->maxmarknum = 100;
11630 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
11631 l_cstr_info->marknum = 0;
11634 return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
11635 &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
11640 * Creates a tile-coder decoder.
11642 * @param p_stream the stream to write data to.
11643 * @param p_j2k J2K codec.
11644 * @param p_manager the user event manager.
11646 static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
11647 opj_stream_private_t *p_stream,
11648 opj_event_mgr_t * p_manager
11651 /* preconditions */
11652 assert(p_j2k != 00);
11653 assert(p_manager != 00);
11654 assert(p_stream != 00);
11656 OPJ_UNUSED(p_stream);
11658 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
11660 if (! p_j2k->m_tcd) {
11661 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
11665 if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
11667 opj_tcd_destroy(p_j2k->m_tcd);
11675 OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
11676 OPJ_UINT32 p_tile_index,
11678 OPJ_UINT32 p_data_size,
11679 opj_stream_private_t *p_stream,
11680 opj_event_mgr_t * p_manager)
11682 if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
11683 opj_event_msg(p_manager, EVT_ERROR,
11684 "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
11688 /* Allocate data */
11689 for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
11690 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
11692 if (! opj_alloc_tile_component_data(l_tilec)) {
11693 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
11698 /* now copy data into the tile component */
11699 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
11700 opj_event_msg(p_manager, EVT_ERROR,
11701 "Size mismatch between tile data and sent data.");
11704 if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
11705 opj_event_msg(p_manager, EVT_ERROR,
11706 "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);