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.
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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
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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
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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 */
52 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
54 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k);
57 * The read header procedure.
59 static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
60 opj_stream_private_t *p_stream,
61 opj_event_mgr_t * p_manager);
64 * The default encoding validation procedure without any extension.
66 * @param p_j2k the jpeg2000 codec to validate.
67 * @param p_stream the input stream to validate.
68 * @param p_manager the user event manager.
70 * @return true if the parameters are correct.
72 static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
73 opj_stream_private_t *p_stream,
74 opj_event_mgr_t * p_manager );
77 * The default decoding validation procedure without any extension.
79 * @param p_j2k the jpeg2000 codec to validate.
80 * @param p_stream the input stream to validate.
81 * @param p_manager the user event manager.
83 * @return true if the parameters are correct.
85 static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t * p_j2k,
86 opj_stream_private_t *p_stream,
87 opj_event_mgr_t * p_manager );
90 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
91 * are valid. Developpers wanting to extend the library can add their own validation procedures.
93 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k);
96 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
97 * are valid. Developpers wanting to extend the library can add their own validation procedures.
99 static void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k);
102 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
103 * are valid. Developpers wanting to extend the library can add their own validation procedures.
105 static void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k);
108 * The mct encoding validation procedure.
110 * @param p_j2k the jpeg2000 codec to validate.
111 * @param p_stream the input stream to validate.
112 * @param p_manager the user event manager.
114 * @return true if the parameters are correct.
116 static OPJ_BOOL opj_j2k_mct_validation (opj_j2k_t * p_j2k,
117 opj_stream_private_t *p_stream,
118 opj_event_mgr_t * p_manager );
121 * Builds the tcd decoder to use to decode tile.
123 static OPJ_BOOL opj_j2k_build_decoder ( opj_j2k_t * p_j2k,
124 opj_stream_private_t *p_stream,
125 opj_event_mgr_t * p_manager );
127 * Builds the tcd encoder to use to encode tile.
129 static OPJ_BOOL opj_j2k_build_encoder ( opj_j2k_t * p_j2k,
130 opj_stream_private_t *p_stream,
131 opj_event_mgr_t * p_manager );
134 * Creates a tile-coder decoder.
136 * @param p_stream the stream to write data to.
137 * @param p_j2k J2K codec.
138 * @param p_manager the user event manager.
140 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
141 opj_stream_private_t *p_stream,
142 opj_event_mgr_t * p_manager );
145 * Excutes the given procedures on the given codec.
147 * @param p_procedure_list the list of procedures to execute
148 * @param p_j2k the jpeg2000 codec to execute the procedures on.
149 * @param p_stream the stream to execute the procedures on.
150 * @param p_manager the user manager.
152 * @return true if all the procedures were successfully executed.
154 static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
155 opj_procedure_list_t * p_procedure_list,
156 opj_stream_private_t *p_stream,
157 opj_event_mgr_t * p_manager);
160 * Updates the rates of the tcp.
162 * @param p_stream the stream to write data to.
163 * @param p_j2k J2K codec.
164 * @param p_manager the user event manager.
166 static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
167 opj_stream_private_t *p_stream,
168 opj_event_mgr_t * p_manager );
171 * Copies the decoding tile parameters onto all the tile parameters.
172 * Creates also the tile decoder.
174 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
175 opj_stream_private_t *p_stream,
176 opj_event_mgr_t * p_manager );
179 * Destroys the memory associated with the decoding of headers.
181 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
182 opj_stream_private_t *p_stream,
183 opj_event_mgr_t * p_manager );
186 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
187 * with the marker value.
188 * @param p_id Marker value to look up
190 * @return the handler associated with the id.
192 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id);
195 * Destroys a tile coding parameter structure.
197 * @param p_tcp the tile coding parameter to destroy.
199 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp);
202 * Destroys the data inside a tile coding parameter structure.
204 * @param p_tcp the tile coding parameter which contain data to destroy.
206 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp);
209 * Destroys a coding parameter structure.
211 * @param p_cp the coding parameter to destroy.
213 static void opj_j2k_cp_destroy (opj_cp_t *p_cp);
216 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
218 * @param p_j2k J2K codec.
219 * @param p_tile_no FIXME DOC
220 * @param p_comp_no the component number to output.
221 * @param p_data FIXME DOC
222 * @param p_header_size FIXME DOC
223 * @param p_manager the user event manager.
227 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
228 OPJ_UINT32 p_tile_no,
229 OPJ_UINT32 p_comp_no,
231 OPJ_UINT32 * p_header_size,
232 opj_event_mgr_t * p_manager );
235 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
237 * @param p_j2k the J2K codec.
238 * @param p_tile_no the tile index.
239 * @param p_comp_no the component being outputted.
241 * @return the number of bytes taken by the SPCod element.
243 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k,
244 OPJ_UINT32 p_tile_no,
245 OPJ_UINT32 p_comp_no );
248 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
249 * @param p_j2k the jpeg2000 codec.
250 * @param compno FIXME DOC
251 * @param p_header_data the data contained in the COM box.
252 * @param p_header_size the size of the data contained in the COM marker.
253 * @param p_manager the user event manager.
255 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
257 OPJ_BYTE * p_header_data,
258 OPJ_UINT32 * p_header_size,
259 opj_event_mgr_t * p_manager );
262 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
264 * @param p_tile_no the tile index.
265 * @param p_comp_no the component being outputted.
266 * @param p_j2k the J2K codec.
268 * @return the number of bytes taken by the SPCod element.
270 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
271 OPJ_UINT32 p_tile_no,
272 OPJ_UINT32 p_comp_no );
275 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
277 * @param p_tile_no the tile to output.
278 * @param p_comp_no the component number to output.
279 * @param p_data the data buffer.
280 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
281 * @param p_j2k J2K codec.
282 * @param p_manager the user event manager.
285 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
286 OPJ_UINT32 p_tile_no,
287 OPJ_UINT32 p_comp_no,
289 OPJ_UINT32 * p_header_size,
290 opj_event_mgr_t * p_manager);
293 * Updates the Tile Length Marker.
295 static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
298 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
300 * @param p_j2k J2K codec.
301 * @param compno the component number to output.
302 * @param p_header_data the data buffer.
303 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
304 * @param p_manager the user event manager.
307 static OPJ_BOOL opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k,
309 OPJ_BYTE * p_header_data,
310 OPJ_UINT32 * p_header_size,
311 opj_event_mgr_t * p_manager );
314 * Copies the tile component parameters of all the component from the first tile component.
316 * @param p_j2k the J2k codec.
318 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k );
321 * Copies the tile quantization parameters of all the component from the first tile component.
323 * @param p_j2k the J2k codec.
325 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k );
330 static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
331 opj_stream_private_t *p_stream,
332 opj_event_mgr_t * p_manager);
334 static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
335 OPJ_UINT32 p_tile_index,
336 opj_stream_private_t *p_stream,
337 opj_event_mgr_t * p_manager );
339 static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image);
341 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
343 static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
345 OPJ_UINT32 p_data_size,
346 opj_stream_private_t *p_stream,
347 opj_event_mgr_t * p_manager );
350 * Sets up the procedures to do on writing header.
351 * Developers wanting to extend the library can add their own writing procedures.
353 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
355 static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
357 OPJ_UINT32 * p_data_written,
358 OPJ_UINT32 p_total_data_size,
359 opj_stream_private_t *p_stream,
360 struct opj_event_mgr * p_manager );
362 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
364 OPJ_UINT32 * p_data_written,
365 OPJ_UINT32 p_total_data_size,
366 opj_stream_private_t *p_stream,
367 struct opj_event_mgr * p_manager );
370 * Gets the offset of the header.
372 * @param p_stream the stream to write data to.
373 * @param p_j2k J2K codec.
374 * @param p_manager the user event manager.
376 static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k,
377 opj_stream_private_t *p_stream,
378 opj_event_mgr_t * p_manager );
380 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
383 * -----------------------------------------------------------------------
384 * -----------------------------------------------------------------------
385 * -----------------------------------------------------------------------
389 * Writes the SOC marker (Start Of Codestream)
391 * @param p_stream the stream to write data to.
392 * @param p_j2k J2K codec.
393 * @param p_manager the user event manager.
395 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
396 opj_stream_private_t *p_stream,
397 opj_event_mgr_t * p_manager );
400 * Reads a SOC marker (Start of Codestream)
401 * @param p_j2k the jpeg2000 file codec.
402 * @param p_stream XXX needs data
403 * @param p_manager the user event manager.
405 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
406 opj_stream_private_t *p_stream,
407 opj_event_mgr_t * p_manager );
410 * Writes the SIZ marker (image and tile size)
412 * @param p_j2k J2K codec.
413 * @param p_stream the stream to write data to.
414 * @param p_manager the user event manager.
416 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
417 opj_stream_private_t *p_stream,
418 opj_event_mgr_t * p_manager );
421 * Reads a SIZ marker (image and tile size)
422 * @param p_j2k the jpeg2000 file codec.
423 * @param p_header_data the data contained in the SIZ box.
424 * @param p_header_size the size of the data contained in the SIZ marker.
425 * @param p_manager the user event manager.
427 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
428 OPJ_BYTE * p_header_data,
429 OPJ_UINT32 p_header_size,
430 opj_event_mgr_t * p_manager);
433 * Writes the COM marker (comment)
435 * @param p_stream the stream to write data to.
436 * @param p_j2k J2K codec.
437 * @param p_manager the user event manager.
439 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
440 opj_stream_private_t *p_stream,
441 opj_event_mgr_t * p_manager );
444 * Reads a COM marker (comments)
445 * @param p_j2k the jpeg2000 file codec.
446 * @param p_header_data the data contained in the COM box.
447 * @param p_header_size the size of the data contained in the COM marker.
448 * @param p_manager the user event manager.
450 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
451 OPJ_BYTE * p_header_data,
452 OPJ_UINT32 p_header_size,
453 opj_event_mgr_t * p_manager );
455 * Writes the COD marker (Coding style default)
457 * @param p_stream the stream to write data to.
458 * @param p_j2k J2K codec.
459 * @param p_manager the user event manager.
461 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
462 opj_stream_private_t *p_stream,
463 opj_event_mgr_t * p_manager );
466 * Reads a COD marker (Coding Styke defaults)
467 * @param p_header_data the data contained in the COD box.
468 * @param p_j2k the jpeg2000 codec.
469 * @param p_header_size the size of the data contained in the COD marker.
470 * @param p_manager the user event manager.
472 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
473 OPJ_BYTE * p_header_data,
474 OPJ_UINT32 p_header_size,
475 opj_event_mgr_t * p_manager);
479 * Writes the COC marker (Coding style component)
481 * @param p_j2k J2K codec.
482 * @param p_comp_no the index of the component to output.
483 * @param p_stream the stream to write data to.
484 * @param p_manager the user event manager.
486 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
487 OPJ_UINT32 p_comp_no,
488 opj_stream_private_t *p_stream,
489 opj_event_mgr_t * p_manager );
494 * Writes the COC marker (Coding style component)
496 * @param p_j2k J2K codec.
497 * @param p_comp_no the index of the component to output.
498 * @param p_data FIXME DOC
499 * @param p_data_written FIXME DOC
500 * @param p_manager the user event manager.
502 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
503 OPJ_UINT32 p_comp_no,
505 OPJ_UINT32 * p_data_written,
506 opj_event_mgr_t * p_manager );
510 * Gets the maximum size taken by a coc.
512 * @param p_j2k the jpeg2000 codec to use.
514 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
517 * Reads a COC marker (Coding Style Component)
518 * @param p_header_data the data contained in the COC box.
519 * @param p_j2k the jpeg2000 codec.
520 * @param p_header_size the size of the data contained in the COC marker.
521 * @param p_manager the user event manager.
523 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
524 OPJ_BYTE * p_header_data,
525 OPJ_UINT32 p_header_size,
526 opj_event_mgr_t * p_manager );
529 * Writes the QCD marker (quantization default)
531 * @param p_j2k J2K codec.
532 * @param p_stream the stream to write data to.
533 * @param p_manager the user event manager.
535 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
536 opj_stream_private_t *p_stream,
537 opj_event_mgr_t * p_manager );
540 * Reads a QCD marker (Quantization defaults)
541 * @param p_header_data the data contained in the QCD box.
542 * @param p_j2k the jpeg2000 codec.
543 * @param p_header_size the size of the data contained in the QCD marker.
544 * @param p_manager the user event manager.
546 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
547 OPJ_BYTE * p_header_data,
548 OPJ_UINT32 p_header_size,
549 opj_event_mgr_t * p_manager );
552 * Writes the QCC marker (quantization component)
554 * @param p_comp_no the index of the component to output.
555 * @param p_stream the stream to write data to.
556 * @param p_j2k J2K codec.
557 * @param p_manager the user event manager.
559 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
560 OPJ_UINT32 p_comp_no,
561 opj_stream_private_t *p_stream,
562 opj_event_mgr_t * p_manager );
567 * Writes the QCC marker (quantization component)
569 * @param p_j2k J2K codec.
570 * @param p_comp_no the index of the component to output.
571 * @param p_data FIXME DOC
572 * @param p_data_written the stream to write data to.
573 * @param p_manager the user event manager.
575 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
576 OPJ_UINT32 p_comp_no,
578 OPJ_UINT32 * p_data_written,
579 opj_event_mgr_t * p_manager );
583 * Gets the maximum size taken by a qcc.
585 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
588 * Reads a QCC marker (Quantization component)
589 * @param p_header_data the data contained in the QCC box.
590 * @param p_j2k the jpeg2000 codec.
591 * @param p_header_size the size of the data contained in the QCC marker.
592 * @param p_manager the user event manager.
594 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
595 OPJ_BYTE * p_header_data,
596 OPJ_UINT32 p_header_size,
597 opj_event_mgr_t * p_manager);
599 * Writes the POC marker (Progression Order Change)
601 * @param p_stream the stream to write data to.
602 * @param p_j2k J2K codec.
603 * @param p_manager the user event manager.
605 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
606 opj_stream_private_t *p_stream,
607 opj_event_mgr_t * p_manager );
609 * Writes the POC marker (Progression Order Change)
611 * @param p_j2k J2K codec.
612 * @param p_data FIXME DOC
613 * @param p_data_written the stream to write data to.
614 * @param p_manager the user event manager.
616 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
618 OPJ_UINT32 * p_data_written,
619 opj_event_mgr_t * p_manager );
621 * Gets the maximum size taken by the writing of a POC.
623 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
626 * Reads a POC marker (Progression Order Change)
628 * @param p_header_data the data contained in the POC box.
629 * @param p_j2k the jpeg2000 codec.
630 * @param p_header_size the size of the data contained in the POC marker.
631 * @param p_manager the user event manager.
633 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
634 OPJ_BYTE * p_header_data,
635 OPJ_UINT32 p_header_size,
636 opj_event_mgr_t * p_manager );
639 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
641 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
644 * Gets the maximum size taken by the headers of the SOT.
646 * @param p_j2k the jpeg2000 codec to use.
648 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
651 * Reads a CRG marker (Component registration)
653 * @param p_header_data the data contained in the TLM box.
654 * @param p_j2k the jpeg2000 codec.
655 * @param p_header_size the size of the data contained in the TLM marker.
656 * @param p_manager the user event manager.
658 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
659 OPJ_BYTE * p_header_data,
660 OPJ_UINT32 p_header_size,
661 opj_event_mgr_t * p_manager );
663 * Reads a TLM marker (Tile Length Marker)
665 * @param p_header_data the data contained in the TLM box.
666 * @param p_j2k the jpeg2000 codec.
667 * @param p_header_size the size of the data contained in the TLM marker.
668 * @param p_manager the user event manager.
670 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
671 OPJ_BYTE * p_header_data,
672 OPJ_UINT32 p_header_size,
673 opj_event_mgr_t * p_manager);
676 * Writes the updated tlm.
678 * @param p_stream the stream to write data to.
679 * @param p_j2k J2K codec.
680 * @param p_manager the user event manager.
682 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
683 opj_stream_private_t *p_stream,
684 opj_event_mgr_t * p_manager );
687 * Reads a PLM marker (Packet length, main header marker)
689 * @param p_header_data the data contained in the TLM box.
690 * @param p_j2k the jpeg2000 codec.
691 * @param p_header_size the size of the data contained in the TLM marker.
692 * @param p_manager the user event manager.
694 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
695 OPJ_BYTE * p_header_data,
696 OPJ_UINT32 p_header_size,
697 opj_event_mgr_t * p_manager);
699 * Reads a PLT marker (Packet length, tile-part header)
701 * @param p_header_data the data contained in the PLT box.
702 * @param p_j2k the jpeg2000 codec.
703 * @param p_header_size the size of the data contained in the PLT marker.
704 * @param p_manager the user event manager.
706 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
707 OPJ_BYTE * p_header_data,
708 OPJ_UINT32 p_header_size,
709 opj_event_mgr_t * p_manager );
713 * Reads a PPM marker (Packed packet headers, main header)
715 * @param p_header_data the data contained in the POC box.
716 * @param p_j2k the jpeg2000 codec.
717 * @param p_header_size the size of the data contained in the POC marker.
718 * @param p_manager the user event manager.
720 static OPJ_BOOL j2k_read_ppm_v2 (
722 OPJ_BYTE * p_header_data,
723 OPJ_UINT32 p_header_size,
724 struct opj_event_mgr * p_manager
728 static OPJ_BOOL j2k_read_ppm_v3 (
730 OPJ_BYTE * p_header_data,
731 OPJ_UINT32 p_header_size,
732 opj_event_mgr_t * p_manager );
735 * Reads a PPT marker (Packed packet headers, tile-part header)
737 * @param p_header_data the data contained in the PPT box.
738 * @param p_j2k the jpeg2000 codec.
739 * @param p_header_size the size of the data contained in the PPT marker.
740 * @param p_manager the user event manager.
742 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
743 OPJ_BYTE * p_header_data,
744 OPJ_UINT32 p_header_size,
745 opj_event_mgr_t * p_manager );
747 * Writes the TLM marker (Tile Length Marker)
749 * @param p_stream the stream to write data to.
750 * @param p_j2k J2K codec.
751 * @param p_manager the user event manager.
753 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
754 opj_stream_private_t *p_stream,
755 opj_event_mgr_t * p_manager );
758 * Writes the SOT marker (Start of tile-part)
760 * @param p_j2k J2K codec.
761 * @param p_data FIXME DOC
762 * @param p_data_written FIXME DOC
763 * @param p_stream the stream to write data to.
764 * @param p_manager the user event manager.
766 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
768 OPJ_UINT32 * p_data_written,
769 const opj_stream_private_t *p_stream,
770 opj_event_mgr_t * p_manager );
773 * Reads a PPT marker (Packed packet headers, tile-part header)
775 * @param p_header_data the data contained in the PPT box.
776 * @param p_j2k the jpeg2000 codec.
777 * @param p_header_size the size of the data contained in the PPT marker.
778 * @param p_manager the user event manager.
780 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
781 OPJ_BYTE * p_header_data,
782 OPJ_UINT32 p_header_size,
783 opj_event_mgr_t * p_manager );
785 * Writes the SOD marker (Start of data)
787 * @param p_j2k J2K codec.
788 * @param p_tile_coder FIXME DOC
789 * @param p_data FIXME DOC
790 * @param p_data_written FIXME DOC
791 * @param p_total_data_size FIXME DOC
792 * @param p_stream the stream to write data to.
793 * @param p_manager the user event manager.
795 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
796 opj_tcd_t * p_tile_coder,
798 OPJ_UINT32 * p_data_written,
799 OPJ_UINT32 p_total_data_size,
800 const opj_stream_private_t *p_stream,
801 opj_event_mgr_t * p_manager );
804 * Reads a SOD marker (Start Of Data)
806 * @param p_j2k the jpeg2000 codec.
807 * @param p_stream FIXME DOC
808 * @param p_manager the user event manager.
810 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
811 opj_stream_private_t *p_stream,
812 opj_event_mgr_t * p_manager );
814 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
816 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
817 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
819 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
820 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
824 * Writes the RGN marker (Region Of Interest)
826 * @param p_tile_no the tile to output
827 * @param p_comp_no the component to output
828 * @param nb_comps the number of components
829 * @param p_stream the stream to write data to.
830 * @param p_j2k J2K codec.
831 * @param p_manager the user event manager.
833 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
834 OPJ_UINT32 p_tile_no,
835 OPJ_UINT32 p_comp_no,
837 opj_stream_private_t *p_stream,
838 opj_event_mgr_t * p_manager );
841 * Reads a RGN marker (Region Of Interest)
843 * @param p_header_data the data contained in the POC box.
844 * @param p_j2k the jpeg2000 codec.
845 * @param p_header_size the size of the data contained in the POC marker.
846 * @param p_manager the user event manager.
848 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
849 OPJ_BYTE * p_header_data,
850 OPJ_UINT32 p_header_size,
851 opj_event_mgr_t * p_manager );
854 * Writes the EOC marker (End of Codestream)
856 * @param p_stream the stream to write data to.
857 * @param p_j2k J2K codec.
858 * @param p_manager the user event manager.
860 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
861 opj_stream_private_t *p_stream,
862 opj_event_mgr_t * p_manager );
866 * Reads a EOC marker (End Of Codestream)
868 * @param p_j2k the jpeg2000 codec.
869 * @param p_stream FIXME DOC
870 * @param p_manager the user event manager.
872 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
873 opj_stream_private_t *p_stream,
874 opj_event_mgr_t * p_manager );
878 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
880 * @param p_stream the stream to write data to.
881 * @param p_j2k J2K codec.
882 * @param p_manager the user event manager.
884 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
885 opj_stream_private_t *p_stream,
886 opj_event_mgr_t * p_manager );
891 * @param p_stream the stream to write data to.
892 * @param p_j2k J2K codec.
893 * @param p_manager the user event manager.
895 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
896 opj_stream_private_t *p_stream,
897 opj_event_mgr_t * p_manager );
900 Add main header marker information
901 @param cstr_index Codestream information structure
902 @param type marker type
903 @param pos byte offset of marker segment
904 @param len length of marker segment
906 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
908 Add tile header marker information
909 @param tileno tile index number
910 @param cstr_index Codestream information structure
911 @param type marker type
912 @param pos byte offset of marker segment
913 @param len length of marker segment
915 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len);
918 * Reads an unknown marker
920 * @param p_j2k the jpeg2000 codec.
921 * @param p_stream the stream object to read from.
922 * @param output_marker FIXME DOC
923 * @param p_manager the user event manager.
925 * @return true if the marker could be deduced.
927 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
928 opj_stream_private_t *p_stream,
929 OPJ_UINT32 *output_marker,
930 opj_event_mgr_t * p_manager );
933 * Writes the MCT marker (Multiple Component Transform)
935 * @param p_j2k J2K codec.
936 * @param p_mct_record FIXME DOC
937 * @param p_stream the stream to write data to.
938 * @param p_manager the user event manager.
940 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
941 opj_mct_data_t * p_mct_record,
942 opj_stream_private_t *p_stream,
943 opj_event_mgr_t * p_manager );
946 * Reads a MCT marker (Multiple Component Transform)
948 * @param p_header_data the data contained in the MCT box.
949 * @param p_j2k the jpeg2000 codec.
950 * @param p_header_size the size of the data contained in the MCT marker.
951 * @param p_manager the user event manager.
953 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
954 OPJ_BYTE * p_header_data,
955 OPJ_UINT32 p_header_size,
956 opj_event_mgr_t * p_manager );
959 * Writes the MCC marker (Multiple Component Collection)
961 * @param p_j2k J2K codec.
962 * @param p_mcc_record FIXME DOC
963 * @param p_stream the stream to write data to.
964 * @param p_manager the user event manager.
966 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
967 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
968 opj_stream_private_t *p_stream,
969 opj_event_mgr_t * p_manager );
972 * Reads a MCC marker (Multiple Component Collection)
974 * @param p_header_data the data contained in the MCC box.
975 * @param p_j2k the jpeg2000 codec.
976 * @param p_header_size the size of the data contained in the MCC marker.
977 * @param p_manager the user event manager.
979 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
980 OPJ_BYTE * p_header_data,
981 OPJ_UINT32 p_header_size,
982 opj_event_mgr_t * p_manager );
985 * Writes the MCO marker (Multiple component transformation ordering)
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_write_mco( opj_j2k_t *p_j2k,
992 opj_stream_private_t *p_stream,
993 opj_event_mgr_t * p_manager );
996 * Reads a MCO marker (Multiple Component Transform Ordering)
998 * @param p_header_data the data contained in the MCO box.
999 * @param p_j2k the jpeg2000 codec.
1000 * @param p_header_size the size of the data contained in the MCO marker.
1001 * @param p_manager the user event manager.
1003 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
1004 OPJ_BYTE * p_header_data,
1005 OPJ_UINT32 p_header_size,
1006 opj_event_mgr_t * p_manager );
1008 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
1010 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1011 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1012 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1013 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1015 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1016 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1017 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1018 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1020 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1021 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1022 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1023 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1026 * Ends the encoding, i.e. frees memory.
1028 * @param p_stream the stream to write data to.
1029 * @param p_j2k J2K codec.
1030 * @param p_manager the user event manager.
1032 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1033 opj_stream_private_t *p_stream,
1034 opj_event_mgr_t * p_manager );
1037 * Writes the CBD marker (Component bit depth definition)
1039 * @param p_stream the stream to write data to.
1040 * @param p_j2k J2K codec.
1041 * @param p_manager the user event manager.
1043 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1044 opj_stream_private_t *p_stream,
1045 opj_event_mgr_t * p_manager );
1048 * Reads a CBD marker (Component bit depth definition)
1049 * @param p_header_data the data contained in the CBD box.
1050 * @param p_j2k the jpeg2000 codec.
1051 * @param p_header_size the size of the data contained in the CBD marker.
1052 * @param p_manager the user event manager.
1054 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1055 OPJ_BYTE * p_header_data,
1056 OPJ_UINT32 p_header_size,
1057 opj_event_mgr_t * p_manager);
1061 * Writes COC marker for each component.
1063 * @param p_stream the stream to write data to.
1064 * @param p_j2k J2K codec.
1065 * @param p_manager the user event manager.
1067 static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k,
1068 opj_stream_private_t *p_stream,
1069 opj_event_mgr_t * p_manager );
1074 * Writes QCC marker for each component.
1076 * @param p_stream the stream to write data to.
1077 * @param p_j2k J2K codec.
1078 * @param p_manager the user event manager.
1080 static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k,
1081 opj_stream_private_t *p_stream,
1082 opj_event_mgr_t * p_manager );
1086 * Writes regions of interests.
1088 * @param p_stream the stream to write data to.
1089 * @param p_j2k J2K codec.
1090 * @param p_manager the user event manager.
1092 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1093 opj_stream_private_t *p_stream,
1094 opj_event_mgr_t * p_manager );
1099 * @param p_stream the stream to write data to.
1100 * @param p_j2k J2K codec.
1101 * @param p_manager the user event manager.
1103 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1104 opj_stream_private_t *p_stream,
1105 opj_event_mgr_t * p_manager );
1108 * Checks the progression order changes values. Tells of the poc given as input are valid.
1109 * A nice message is outputted at errors.
1111 * @param p_pocs the progression order changes.
1112 * @param p_nb_pocs the number of progression order changes.
1113 * @param p_nb_resolutions the number of resolutions.
1114 * @param numcomps the number of components
1115 * @param numlayers the number of layers.
1116 * @param p_manager the user event manager.
1118 * @return true if the pocs are valid.
1120 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1121 OPJ_UINT32 p_nb_pocs,
1122 OPJ_UINT32 p_nb_resolutions,
1123 OPJ_UINT32 numcomps,
1124 OPJ_UINT32 numlayers,
1125 opj_event_mgr_t * p_manager);
1128 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1130 * @param cp the coding parameters.
1131 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1132 * @param tileno the given tile.
1134 * @return the number of tile parts.
1136 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1139 * Calculates the total number of tile parts needed by the encoder to
1140 * encode such an image. If not enough memory is available, then the function return false.
1142 * @param p_nb_tiles pointer that will hold the number of tile parts.
1143 * @param cp the coding parameters for the image.
1144 * @param image the image to encode.
1145 * @param p_j2k the p_j2k encoder.
1146 * @param p_manager the user event manager.
1148 * @return true if the function was successful, false else.
1150 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1152 OPJ_UINT32 * p_nb_tiles,
1154 opj_event_mgr_t * p_manager);
1156 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1158 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1160 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1162 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1164 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1166 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1168 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager);
1170 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager);
1176 /* ----------------------------------------------------------------------- */
1177 typedef struct j2k_prog_order{
1178 OPJ_PROG_ORDER enum_prog;
1182 j2k_prog_order_t j2k_prog_order_list[] = {
1188 {(OPJ_PROG_ORDER)-1, ""}
1194 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1202 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1204 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1206 opj_j2k_read_int16_to_float,
1207 opj_j2k_read_int32_to_float,
1208 opj_j2k_read_float32_to_float,
1209 opj_j2k_read_float64_to_float
1212 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1214 opj_j2k_read_int16_to_int32,
1215 opj_j2k_read_int32_to_int32,
1216 opj_j2k_read_float32_to_int32,
1217 opj_j2k_read_float64_to_int32
1220 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1222 opj_j2k_write_float_to_int16,
1223 opj_j2k_write_float_to_int32,
1224 opj_j2k_write_float_to_float,
1225 opj_j2k_write_float_to_float64
1228 typedef struct opj_dec_memory_marker_handler
1232 /** value of the state when the marker can appear */
1234 /** action linked to the marker */
1235 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1236 OPJ_BYTE * p_header_data,
1237 OPJ_UINT32 p_header_size,
1238 opj_event_mgr_t * p_manager );
1240 opj_dec_memory_marker_handler_t;
1242 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1244 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1245 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1246 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1247 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1248 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1249 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1250 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1251 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1252 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1253 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1254 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1255 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1256 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1258 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1259 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1260 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1261 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1262 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1263 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1265 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1266 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1267 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1268 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1269 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1271 #endif /* USE_JPWL */
1273 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1274 {J2K_MS_INSEC, 0, j2k_read_insec}
1275 #endif /* USE_JPSEC */
1276 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1279 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1281 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1282 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1286 for (i=0;i<p_nb_elem;++i) {
1287 opj_read_bytes(l_src_data,&l_temp,2);
1289 l_src_data+=sizeof(OPJ_INT16);
1291 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1295 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1297 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1298 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1302 for (i=0;i<p_nb_elem;++i) {
1303 opj_read_bytes(l_src_data,&l_temp,4);
1305 l_src_data+=sizeof(OPJ_INT32);
1307 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1311 void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1313 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1314 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1318 for (i=0;i<p_nb_elem;++i) {
1319 opj_read_float(l_src_data,&l_temp);
1321 l_src_data+=sizeof(OPJ_FLOAT32);
1323 *(l_dest_data++) = l_temp;
1327 void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1329 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1330 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1334 for (i=0;i<p_nb_elem;++i) {
1335 opj_read_double(l_src_data,&l_temp);
1337 l_src_data+=sizeof(OPJ_FLOAT64);
1339 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1343 void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1345 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1346 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1350 for (i=0;i<p_nb_elem;++i) {
1351 opj_read_bytes(l_src_data,&l_temp,2);
1353 l_src_data+=sizeof(OPJ_INT16);
1355 *(l_dest_data++) = (OPJ_INT32) l_temp;
1359 void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1361 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1362 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1366 for (i=0;i<p_nb_elem;++i) {
1367 opj_read_bytes(l_src_data,&l_temp,4);
1369 l_src_data+=sizeof(OPJ_INT32);
1371 *(l_dest_data++) = (OPJ_INT32) l_temp;
1375 void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1377 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1378 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1382 for (i=0;i<p_nb_elem;++i) {
1383 opj_read_float(l_src_data,&l_temp);
1385 l_src_data+=sizeof(OPJ_FLOAT32);
1387 *(l_dest_data++) = (OPJ_INT32) l_temp;
1391 void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1393 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1394 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1398 for (i=0;i<p_nb_elem;++i) {
1399 opj_read_double(l_src_data,&l_temp);
1401 l_src_data+=sizeof(OPJ_FLOAT64);
1403 *(l_dest_data++) = (OPJ_INT32) l_temp;
1407 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1409 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1410 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1414 for (i=0;i<p_nb_elem;++i) {
1415 l_temp = (OPJ_UINT32) *(l_src_data++);
1417 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1419 l_dest_data+=sizeof(OPJ_INT16);
1423 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1425 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1426 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1430 for (i=0;i<p_nb_elem;++i) {
1431 l_temp = (OPJ_UINT32) *(l_src_data++);
1433 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1435 l_dest_data+=sizeof(OPJ_INT32);
1439 void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1441 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1442 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1446 for (i=0;i<p_nb_elem;++i) {
1447 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1449 opj_write_float(l_dest_data,l_temp);
1451 l_dest_data+=sizeof(OPJ_FLOAT32);
1455 void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1457 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1458 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1462 for (i=0;i<p_nb_elem;++i) {
1463 l_temp = (OPJ_FLOAT64) *(l_src_data++);
1465 opj_write_double(l_dest_data,l_temp);
1467 l_dest_data+=sizeof(OPJ_FLOAT64);
1471 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1472 j2k_prog_order_t *po;
1473 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1474 if(po->enum_prog == prg_order){
1475 return po->str_prog;
1478 return po->str_prog;
1481 OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1482 OPJ_UINT32 p_nb_pocs,
1483 OPJ_UINT32 p_nb_resolutions,
1484 OPJ_UINT32 p_num_comps,
1485 OPJ_UINT32 p_num_layers,
1486 opj_event_mgr_t * p_manager)
1488 OPJ_UINT32* packet_array;
1489 OPJ_UINT32 index , resno, compno, layno;
1491 OPJ_UINT32 step_c = 1;
1492 OPJ_UINT32 step_r = p_num_comps * step_c;
1493 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1494 OPJ_BOOL loss = OPJ_FALSE;
1495 OPJ_UINT32 layno0 = 0;
1497 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1498 if (packet_array == 00) {
1499 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1503 if (p_nb_pocs == 0) {
1504 opj_free(packet_array);
1508 index = step_r * p_pocs->resno0;
1509 /* take each resolution for each poc */
1510 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1512 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1514 /* take each comp of each resolution for each poc */
1515 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1516 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1518 /* and finally take each layer of each res of ... */
1519 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1520 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1521 packet_array[comp_index] = 1;
1522 comp_index += step_l;
1525 res_index += step_c;
1532 /* iterate through all the pocs */
1533 for (i = 1; i < p_nb_pocs ; ++i) {
1534 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1536 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1537 index = step_r * p_pocs->resno0;
1539 /* take each resolution for each poc */
1540 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1541 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1543 /* take each comp of each resolution for each poc */
1544 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1545 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1547 /* and finally take each layer of each res of ... */
1548 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1549 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1550 packet_array[comp_index] = 1;
1551 comp_index += step_l;
1554 res_index += step_c;
1564 for (layno = 0; layno < p_num_layers ; ++layno) {
1565 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1566 for (compno = 0; compno < p_num_comps; ++compno) {
1567 loss |= (packet_array[index]!=1);
1568 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1575 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1578 opj_free(packet_array);
1583 /* ----------------------------------------------------------------------- */
1585 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1587 const OPJ_CHAR *prog = 00;
1589 OPJ_UINT32 tpnum = 1;
1590 opj_tcp_t *tcp = 00;
1591 opj_poc_t * l_current_poc = 00;
1594 assert(tileno < (cp->tw * cp->th));
1595 assert(pino < (cp->tcps[tileno].numpocs + 1));
1597 /* get the given tile coding parameter */
1598 tcp = &cp->tcps[tileno];
1601 l_current_poc = &(tcp->pocs[pino]);
1602 assert(l_current_poc != 0);
1604 /* get the progression order as a character string */
1605 prog = opj_j2k_convert_progression_order(tcp->prg);
1606 assert(strlen(prog) > 0);
1608 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1612 /* component wise */
1614 tpnum *= l_current_poc->compE;
1616 /* resolution wise */
1618 tpnum *= l_current_poc->resE;
1622 tpnum *= l_current_poc->prcE;
1626 tpnum *= l_current_poc->layE;
1629 /* whould we split here ? */
1630 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1631 cp->m_specific_param.m_enc.m_tp_pos=i;
1643 OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1645 OPJ_UINT32 * p_nb_tiles,
1647 opj_event_mgr_t * p_manager
1650 OPJ_UINT32 pino,tileno;
1651 OPJ_UINT32 l_nb_tiles;
1655 assert(p_nb_tiles != 00);
1657 assert(image != 00);
1658 assert(p_j2k != 00);
1659 assert(p_manager != 00);
1661 l_nb_tiles = cp->tw * cp->th;
1666 /* TODO mergeV2: check this part which use cstr_info */
1667 /*if (p_j2k->cstr_info) {
1668 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1670 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1671 OPJ_UINT32 cur_totnum_tp = 0;
1673 opj_pi_update_encoding_parameters(image,cp,tileno);
1675 for (pino = 0; pino <= tcp->numpocs; ++pino)
1677 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1679 *p_nb_tiles = *p_nb_tiles + tp_num;
1681 cur_totnum_tp += tp_num;
1684 tcp->m_nb_tile_parts = cur_totnum_tp;
1686 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1687 if (l_info_tile_ptr->tp == 00) {
1691 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1693 l_info_tile_ptr->num_tps = cur_totnum_tp;
1700 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1701 OPJ_UINT32 cur_totnum_tp = 0;
1703 opj_pi_update_encoding_parameters(image,cp,tileno);
1705 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1706 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1708 *p_nb_tiles = *p_nb_tiles + tp_num;
1710 cur_totnum_tp += tp_num;
1712 tcp->m_nb_tile_parts = cur_totnum_tp;
1721 OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1722 opj_stream_private_t *p_stream,
1723 opj_event_mgr_t * p_manager )
1725 /* 2 bytes will be written */
1726 OPJ_BYTE * l_start_stream = 00;
1729 assert(p_stream != 00);
1730 assert(p_j2k != 00);
1731 assert(p_manager != 00);
1733 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1735 /* write SOC identifier */
1736 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1738 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1744 /* update markers struct */
1746 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1748 assert( 0 && "TODO" );
1749 #endif /* USE_JPWL */
1756 * Reads a SOC marker (Start of Codestream)
1757 * @param p_j2k the jpeg2000 file codec.
1758 * @param p_stream FIXME DOC
1759 * @param p_manager the user event manager.
1761 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1762 opj_stream_private_t *p_stream,
1763 opj_event_mgr_t * p_manager
1766 OPJ_BYTE l_data [2];
1767 OPJ_UINT32 l_marker;
1770 assert(p_j2k != 00);
1771 assert(p_manager != 00);
1772 assert(p_stream != 00);
1774 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1778 opj_read_bytes(l_data,&l_marker,2);
1779 if (l_marker != J2K_MS_SOC) {
1783 /* Next marker should be a SIZ marker in the main header */
1784 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1786 /* FIXME move it in a index structure included in p_j2k*/
1787 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1789 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1791 /* Add the marker to the codestream index*/
1792 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1793 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1799 OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1800 opj_stream_private_t *p_stream,
1801 opj_event_mgr_t * p_manager )
1804 OPJ_UINT32 l_size_len;
1805 OPJ_BYTE * l_current_ptr;
1806 opj_image_t * l_image = 00;
1808 opj_image_comp_t * l_img_comp = 00;
1811 assert(p_stream != 00);
1812 assert(p_j2k != 00);
1813 assert(p_manager != 00);
1815 l_image = p_j2k->m_private_image;
1816 cp = &(p_j2k->m_cp);
1817 l_size_len = 40 + 3 * l_image->numcomps;
1818 l_img_comp = l_image->comps;
1820 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1822 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1823 if (! new_header_tile_data) {
1824 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1825 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1826 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1827 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1830 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1831 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1834 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1836 /* write SOC identifier */
1837 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1840 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1843 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1846 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1849 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1852 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1855 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1858 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1861 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1864 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1867 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1870 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1873 for (i = 0; i < l_image->numcomps; ++i) {
1874 /* TODO here with MCT ? */
1875 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1878 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1881 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1887 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_size_len,p_manager) != l_size_len) {
1895 * Reads a SIZ marker (image and tile size)
1896 * @param p_j2k the jpeg2000 file codec.
1897 * @param p_header_data the data contained in the SIZ box.
1898 * @param p_header_size the size of the data contained in the SIZ marker.
1899 * @param p_manager the user event manager.
1901 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1902 OPJ_BYTE * p_header_data,
1903 OPJ_UINT32 p_header_size,
1904 opj_event_mgr_t * p_manager
1908 OPJ_UINT32 l_nb_comp;
1909 OPJ_UINT32 l_nb_comp_remain;
1910 OPJ_UINT32 l_remaining_size;
1911 OPJ_UINT32 l_nb_tiles;
1913 opj_image_t *l_image = 00;
1914 opj_cp_t *l_cp = 00;
1915 opj_image_comp_t * l_img_comp = 00;
1916 opj_tcp_t * l_current_tile_param = 00;
1919 assert(p_j2k != 00);
1920 assert(p_manager != 00);
1921 assert(p_header_data != 00);
1923 l_image = p_j2k->m_private_image;
1924 l_cp = &(p_j2k->m_cp);
1926 /* minimum size == 39 - 3 (= minimum component parameter) */
1927 if (p_header_size < 36) {
1928 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1932 l_remaining_size = p_header_size - 36;
1933 l_nb_comp = l_remaining_size / 3;
1934 l_nb_comp_remain = l_remaining_size % 3;
1935 if (l_nb_comp_remain != 0){
1936 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1940 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1942 l_cp->rsiz = (OPJ_UINT16) l_tmp;
1943 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1945 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1947 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1949 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1951 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1953 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1955 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1957 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
1959 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
1962 l_image->numcomps = (OPJ_UINT16) l_tmp;
1964 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
1968 if (l_image->numcomps != l_nb_comp) {
1969 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n", l_image->numcomps, l_nb_comp);
1973 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
1974 if (l_image->x0 > l_image->x1 || l_image->y0 > l_image->y1) {
1975 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: negative image size (%d x %d)\n", l_image->x1 - l_image->x0, l_image->y1 - l_image->y0);
1978 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
1979 if (!(l_cp->tdx * l_cp->tdy)) {
1980 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx, l_cp->tdy);
1984 /* testcase 1610.pdf.SIGSEGV.59c.681 */
1985 if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) {
1986 opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
1991 if (l_cp->correct) {
1992 /* if JPWL is on, we check whether TX errors have damaged
1993 too much the SIZ parameters */
1994 if (!(l_image->x1 * l_image->y1)) {
1995 opj_event_msg(p_manager, EVT_ERROR,
1996 "JPWL: bad image size (%d x %d)\n",
1997 l_image->x1, l_image->y1);
1998 if (!JPWL_ASSUME || JPWL_ASSUME) {
1999 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2004 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2005 if (l_image->numcomps != ((len - 38) / 3)) {
2006 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2007 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2008 l_image->numcomps, ((len - 38) / 3));
2010 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2013 */ /* we try to correct */
2014 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2015 if (l_image->numcomps < ((len - 38) / 3)) {
2016 len = 38 + 3 * l_image->numcomps;
2017 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2020 l_image->numcomps = ((len - 38) / 3);
2021 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2027 /* update components number in the jpwl_exp_comps filed */
2028 l_cp->exp_comps = l_image->numcomps;
2030 #endif /* USE_JPWL */
2032 /* Allocate the resulting image components */
2033 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
2034 if (l_image->comps == 00){
2035 l_image->numcomps = 0;
2036 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2040 l_img_comp = l_image->comps;
2042 /* Read the component information */
2043 for (i = 0; i < l_image->numcomps; ++i){
2045 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
2047 l_img_comp->prec = (tmp & 0x7f) + 1;
2048 l_img_comp->sgnd = tmp >> 7;
2049 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
2051 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2052 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2054 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2055 if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2056 l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
2057 opj_event_msg(p_manager, EVT_ERROR,
2058 "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
2059 i, l_img_comp->dx, l_img_comp->dy);
2064 if (l_cp->correct) {
2065 /* if JPWL is on, we check whether TX errors have damaged
2066 too much the SIZ parameters, again */
2067 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2068 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2069 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2070 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2072 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2075 /* we try to correct */
2076 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2077 if (!l_image->comps[i].dx) {
2078 l_image->comps[i].dx = 1;
2079 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2080 i, l_image->comps[i].dx);
2082 if (!l_image->comps[i].dy) {
2083 l_image->comps[i].dy = 1;
2084 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2085 i, l_image->comps[i].dy);
2089 #endif /* USE_JPWL */
2090 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2091 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2095 /* Compute the number of tiles */
2096 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2097 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2099 /* Check that the number of tiles is valid */
2100 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2101 opj_event_msg( p_manager, EVT_ERROR,
2102 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2103 l_cp->tw, l_cp->th);
2106 l_nb_tiles = l_cp->tw * l_cp->th;
2108 /* Define the tiles which will be decoded */
2109 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2110 p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
2111 p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
2112 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2113 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2116 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2117 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2118 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2119 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2123 if (l_cp->correct) {
2124 /* if JPWL is on, we check whether TX errors have damaged
2125 too much the SIZ parameters */
2126 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2127 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2128 "JPWL: bad number of tiles (%d x %d)\n",
2129 l_cp->tw, l_cp->th);
2131 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2134 /* we try to correct */
2135 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2138 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2141 if (l_cp->tw > l_cp->max_tiles) {
2143 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2144 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2145 l_cp->max_tiles, l_cp->tw);
2149 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2152 if (l_cp->th > l_cp->max_tiles) {
2154 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2155 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2156 l_cp->max_tiles, l_cp->th);
2160 #endif /* USE_JPWL */
2162 /* memory allocations */
2163 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2164 if (l_cp->tcps == 00) {
2165 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2170 if (l_cp->correct) {
2172 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2173 "JPWL: could not alloc tcps field of cp\n");
2174 if (!JPWL_ASSUME || JPWL_ASSUME) {
2175 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2180 #endif /* USE_JPWL */
2182 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2183 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2184 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2185 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2189 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2190 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS ,sizeof(opj_mct_data_t));
2192 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2193 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2196 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2198 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2199 (opj_simple_mcc_decorrelation_data_t*)
2200 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS, sizeof(opj_simple_mcc_decorrelation_data_t));
2202 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2203 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2206 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2208 /* set up default dc level shift */
2209 for (i=0;i<l_image->numcomps;++i) {
2210 if (! l_image->comps[i].sgnd) {
2211 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2215 l_current_tile_param = l_cp->tcps;
2216 for (i = 0; i < l_nb_tiles; ++i) {
2217 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2218 if (l_current_tile_param->tccps == 00) {
2219 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2223 ++l_current_tile_param;
2226 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2227 opj_image_comp_header_update(l_image,l_cp);
2232 OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2233 opj_stream_private_t *p_stream,
2234 opj_event_mgr_t * p_manager
2237 OPJ_UINT32 l_comment_size;
2238 OPJ_UINT32 l_total_com_size;
2239 const OPJ_CHAR *l_comment;
2240 OPJ_BYTE * l_current_ptr = 00;
2243 assert(p_j2k != 00);
2244 assert(p_stream != 00);
2245 assert(p_manager != 00);
2247 l_comment = p_j2k->m_cp.comment;
2248 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2249 l_total_com_size = l_comment_size + 6;
2251 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2252 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2253 if (! new_header_tile_data) {
2254 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2255 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2256 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2257 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2260 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2261 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2264 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2266 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2269 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2272 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2275 memcpy( l_current_ptr,l_comment,l_comment_size);
2277 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_total_com_size,p_manager) != l_total_com_size) {
2285 * Reads a COM marker (comments)
2286 * @param p_j2k the jpeg2000 file codec.
2287 * @param p_header_data the data contained in the COM box.
2288 * @param p_header_size the size of the data contained in the COM marker.
2289 * @param p_manager the user event manager.
2291 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2292 OPJ_BYTE * p_header_data,
2293 OPJ_UINT32 p_header_size,
2294 opj_event_mgr_t * p_manager
2298 assert(p_j2k != 00);
2299 assert(p_manager != 00);
2300 assert(p_header_data != 00);
2301 (void)p_header_size;
2306 OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2307 opj_stream_private_t *p_stream,
2308 opj_event_mgr_t * p_manager )
2310 opj_cp_t *l_cp = 00;
2311 opj_tcp_t *l_tcp = 00;
2312 OPJ_UINT32 l_code_size,l_remaining_size;
2313 OPJ_BYTE * l_current_data = 00;
2316 assert(p_j2k != 00);
2317 assert(p_manager != 00);
2318 assert(p_stream != 00);
2320 l_cp = &(p_j2k->m_cp);
2321 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2322 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2323 l_remaining_size = l_code_size;
2325 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2326 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2327 if (! new_header_tile_data) {
2328 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2329 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2330 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2331 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2334 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2335 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2338 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2340 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2341 l_current_data += 2;
2343 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2344 l_current_data += 2;
2346 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2349 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2352 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2355 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2358 l_remaining_size -= 9;
2360 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2361 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2365 if (l_remaining_size != 0) {
2366 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2370 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_code_size,p_manager) != l_code_size) {
2378 * Reads a COD marker (Coding Styke defaults)
2379 * @param p_header_data the data contained in the COD box.
2380 * @param p_j2k the jpeg2000 codec.
2381 * @param p_header_size the size of the data contained in the COD marker.
2382 * @param p_manager the user event manager.
2384 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2385 OPJ_BYTE * p_header_data,
2386 OPJ_UINT32 p_header_size,
2387 opj_event_mgr_t * p_manager
2393 opj_cp_t *l_cp = 00;
2394 opj_tcp_t *l_tcp = 00;
2395 opj_image_t *l_image = 00;
2398 assert(p_header_data != 00);
2399 assert(p_j2k != 00);
2400 assert(p_manager != 00);
2402 l_image = p_j2k->m_private_image;
2403 l_cp = &(p_j2k->m_cp);
2405 /* If we are in the first tile-part header of the current tile */
2406 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2407 &l_cp->tcps[p_j2k->m_current_tile_number] :
2408 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2410 /* Make sure room is sufficient */
2411 if (p_header_size < 5) {
2412 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2416 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2418 /* Make sure we know how to decode this */
2419 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | J2K_CP_CSTY_EPH)) != 0U) {
2420 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2423 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2425 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2426 /* Make sure progression order is valid */
2427 if (l_tcp->prg > OPJ_CPRL ) {
2428 opj_event_msg(p_manager, EVT_ERROR, "Unknown progression order in COD marker\n");
2429 l_tcp->prg = OPJ_PROG_UNKNOWN;
2431 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2434 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2435 if (l_cp->m_specific_param.m_dec.m_layer) {
2436 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2439 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2442 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2446 for (i = 0; i < l_image->numcomps; ++i) {
2447 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2450 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2451 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2455 if (p_header_size != 0) {
2456 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2460 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2461 opj_j2k_copy_tile_component_parameters(p_j2k);
2464 #ifdef WIP_REMOVE_MSD
2465 if (p_j2k->cstr_info) {
2466 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2467 p_j2k->cstr_info->prog = l_tcp->prg;
2468 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2469 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2470 for (i = 0; i < l_image->numcomps; ++i) {
2471 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2480 OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2481 OPJ_UINT32 p_comp_no,
2482 opj_stream_private_t *p_stream,
2483 opj_event_mgr_t * p_manager )
2485 OPJ_UINT32 l_coc_size,l_remaining_size;
2486 OPJ_UINT32 l_comp_room;
2489 assert(p_j2k != 00);
2490 assert(p_manager != 00);
2491 assert(p_stream != 00);
2493 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2495 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2497 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2498 OPJ_BYTE *new_header_tile_data;
2499 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2500 = (OPJ_BYTE*)opj_realloc(
2501 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2504 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2505 if (! new_header_tile_data) {
2506 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2507 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2508 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2509 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2512 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2513 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2516 opj_j2k_write_coc_in_memory(p_j2k,p_comp_no,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_remaining_size,p_manager);
2518 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_coc_size,p_manager) != l_coc_size) {
2527 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2528 OPJ_UINT32 p_comp_no,
2530 OPJ_UINT32 * p_data_written,
2531 opj_event_mgr_t * p_manager
2534 opj_cp_t *l_cp = 00;
2535 opj_tcp_t *l_tcp = 00;
2536 OPJ_UINT32 l_coc_size,l_remaining_size;
2537 OPJ_BYTE * l_current_data = 00;
2538 opj_image_t *l_image = 00;
2539 OPJ_UINT32 l_comp_room;
2542 assert(p_j2k != 00);
2543 assert(p_manager != 00);
2545 l_cp = &(p_j2k->m_cp);
2546 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2547 l_image = p_j2k->m_private_image;
2548 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2550 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2551 l_remaining_size = l_coc_size;
2553 l_current_data = p_data;
2555 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2556 l_current_data += 2;
2558 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2559 l_current_data += 2;
2561 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2562 l_current_data+=l_comp_room;
2564 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2567 l_remaining_size -= (5 + l_comp_room);
2568 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2569 * p_data_written = l_coc_size;
2573 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2576 OPJ_UINT32 l_nb_comp;
2577 OPJ_UINT32 l_nb_tiles;
2578 OPJ_UINT32 l_max = 0;
2582 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2583 l_nb_comp = p_j2k->m_private_image->numcomps;
2585 for (i=0;i<l_nb_tiles;++i) {
2586 for (j=0;j<l_nb_comp;++j) {
2587 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2595 * Reads a COC marker (Coding Style Component)
2596 * @param p_header_data the data contained in the COC box.
2597 * @param p_j2k the jpeg2000 codec.
2598 * @param p_header_size the size of the data contained in the COC marker.
2599 * @param p_manager the user event manager.
2601 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2602 OPJ_BYTE * p_header_data,
2603 OPJ_UINT32 p_header_size,
2604 opj_event_mgr_t * p_manager
2607 opj_cp_t *l_cp = NULL;
2608 opj_tcp_t *l_tcp = NULL;
2609 opj_image_t *l_image = NULL;
2610 OPJ_UINT32 l_comp_room;
2611 OPJ_UINT32 l_comp_no;
2614 assert(p_header_data != 00);
2615 assert(p_j2k != 00);
2616 assert(p_manager != 00);
2618 l_cp = &(p_j2k->m_cp);
2619 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2620 &l_cp->tcps[p_j2k->m_current_tile_number] :
2621 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2622 l_image = p_j2k->m_private_image;
2624 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2626 /* make sure room is sufficient*/
2627 if (p_header_size < l_comp_room + 1) {
2628 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2631 p_header_size -= l_comp_room + 1;
2633 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2634 p_header_data += l_comp_room;
2635 if (l_comp_no >= l_image->numcomps) {
2636 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2640 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2643 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2644 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2648 if (p_header_size != 0) {
2649 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2655 OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2656 opj_stream_private_t *p_stream,
2657 opj_event_mgr_t * p_manager
2660 OPJ_UINT32 l_qcd_size,l_remaining_size;
2661 OPJ_BYTE * l_current_data = 00;
2664 assert(p_j2k != 00);
2665 assert(p_manager != 00);
2666 assert(p_stream != 00);
2668 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2669 l_remaining_size = l_qcd_size;
2671 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2672 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2673 if (! new_header_tile_data) {
2674 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2675 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2676 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2677 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2680 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2681 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2684 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2686 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2687 l_current_data += 2;
2689 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2690 l_current_data += 2;
2692 l_remaining_size -= 4;
2694 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2695 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2699 if (l_remaining_size != 0) {
2700 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2704 if (opj_stream_write_data(p_stream, p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_qcd_size,p_manager) != l_qcd_size) {
2712 * Reads a QCD marker (Quantization defaults)
2713 * @param p_header_data the data contained in the QCD box.
2714 * @param p_j2k the jpeg2000 codec.
2715 * @param p_header_size the size of the data contained in the QCD marker.
2716 * @param p_manager the user event manager.
2718 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2719 OPJ_BYTE * p_header_data,
2720 OPJ_UINT32 p_header_size,
2721 opj_event_mgr_t * p_manager
2725 assert(p_header_data != 00);
2726 assert(p_j2k != 00);
2727 assert(p_manager != 00);
2729 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2730 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2734 if (p_header_size != 0) {
2735 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2739 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2740 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2746 OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2747 OPJ_UINT32 p_comp_no,
2748 opj_stream_private_t *p_stream,
2749 opj_event_mgr_t * p_manager
2752 OPJ_UINT32 l_qcc_size,l_remaining_size;
2755 assert(p_j2k != 00);
2756 assert(p_manager != 00);
2757 assert(p_stream != 00);
2759 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2760 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1;
2761 l_remaining_size = l_qcc_size;
2763 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2764 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2765 if (! new_header_tile_data) {
2766 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2767 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2768 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2769 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2772 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2773 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2776 opj_j2k_write_qcc_in_memory(p_j2k,p_comp_no,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_remaining_size,p_manager);
2778 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_qcc_size,p_manager) != l_qcc_size) {
2787 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2788 OPJ_UINT32 p_comp_no,
2790 OPJ_UINT32 * p_data_written,
2791 opj_event_mgr_t * p_manager
2794 OPJ_UINT32 l_qcc_size,l_remaining_size;
2795 OPJ_BYTE * l_current_data = 00;
2798 assert(p_j2k != 00);
2799 assert(p_manager != 00);
2801 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2802 l_remaining_size = l_qcc_size;
2804 l_current_data = p_data;
2806 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2807 l_current_data += 2;
2809 if (p_j2k->m_private_image->numcomps <= 256) {
2812 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2813 l_current_data += 2;
2815 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2818 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2819 l_remaining_size -= 6;
2822 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2823 l_current_data += 2;
2825 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2828 l_remaining_size -= 6;
2831 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2833 *p_data_written = l_qcc_size;
2837 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2839 return opj_j2k_get_max_coc_size(p_j2k);
2843 * Reads a QCC marker (Quantization component)
2844 * @param p_header_data the data contained in the QCC box.
2845 * @param p_j2k the jpeg2000 codec.
2846 * @param p_header_size the size of the data contained in the QCC marker.
2847 * @param p_manager the user event manager.
2849 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2850 OPJ_BYTE * p_header_data,
2851 OPJ_UINT32 p_header_size,
2852 opj_event_mgr_t * p_manager
2855 OPJ_UINT32 l_num_comp,l_comp_no;
2858 assert(p_header_data != 00);
2859 assert(p_j2k != 00);
2860 assert(p_manager != 00);
2862 l_num_comp = p_j2k->m_private_image->numcomps;
2864 if (l_num_comp <= 256) {
2865 if (p_header_size < 1) {
2866 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2869 opj_read_bytes(p_header_data,&l_comp_no,1);
2874 if (p_header_size < 2) {
2875 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2878 opj_read_bytes(p_header_data,&l_comp_no,2);
2884 if (p_j2k->m_cp.correct) {
2886 static OPJ_UINT32 backup_compno = 0;
2888 /* compno is negative or larger than the number of components!!! */
2889 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2890 opj_event_msg(p_manager, EVT_ERROR,
2891 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2892 l_comp_no, l_num_comp);
2894 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2897 /* we try to correct */
2898 l_comp_no = backup_compno % l_num_comp;
2899 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2900 "- setting component number to %d\n",
2904 /* keep your private count of tiles */
2907 #endif /* USE_JPWL */
2909 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
2910 opj_event_msg(p_manager, EVT_ERROR,
2911 "Invalid component number: %d, regarding the number of components %d\n",
2912 l_comp_no, p_j2k->m_private_image->numcomps);
2916 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2917 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2921 if (p_header_size != 0) {
2922 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2929 OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
2930 opj_stream_private_t *p_stream,
2931 opj_event_mgr_t * p_manager
2934 OPJ_UINT32 l_nb_comp;
2935 OPJ_UINT32 l_nb_poc;
2936 OPJ_UINT32 l_poc_size;
2937 OPJ_UINT32 l_written_size = 0;
2938 opj_tcp_t *l_tcp = 00;
2939 OPJ_UINT32 l_poc_room;
2942 assert(p_j2k != 00);
2943 assert(p_manager != 00);
2944 assert(p_stream != 00);
2946 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2947 l_nb_comp = p_j2k->m_private_image->numcomps;
2948 l_nb_poc = 1 + l_tcp->numpocs;
2950 if (l_nb_comp <= 256) {
2956 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2958 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2959 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
2960 if (! new_header_tile_data) {
2961 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2962 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2963 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2964 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
2967 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2968 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
2971 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
2973 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_poc_size,p_manager) != l_poc_size) {
2980 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
2982 OPJ_UINT32 * p_data_written,
2983 opj_event_mgr_t * p_manager
2987 OPJ_BYTE * l_current_data = 00;
2988 OPJ_UINT32 l_nb_comp;
2989 OPJ_UINT32 l_nb_poc;
2990 OPJ_UINT32 l_poc_size;
2991 opj_image_t *l_image = 00;
2992 opj_tcp_t *l_tcp = 00;
2993 opj_tccp_t *l_tccp = 00;
2994 opj_poc_t *l_current_poc = 00;
2995 OPJ_UINT32 l_poc_room;
2998 assert(p_j2k != 00);
2999 assert(p_manager != 00);
3001 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3002 l_tccp = &l_tcp->tccps[0];
3003 l_image = p_j2k->m_private_image;
3004 l_nb_comp = l_image->numcomps;
3005 l_nb_poc = 1 + l_tcp->numpocs;
3007 if (l_nb_comp <= 256) {
3014 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3016 l_current_data = p_data;
3018 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
3019 l_current_data += 2;
3021 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
3022 l_current_data += 2;
3024 l_current_poc = l_tcp->pocs;
3025 for (i = 0; i < l_nb_poc; ++i) {
3026 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
3029 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
3030 l_current_data+=l_poc_room;
3032 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
3035 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
3038 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
3039 l_current_data+=l_poc_room;
3041 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
3044 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3045 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3046 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3047 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3052 *p_data_written = l_poc_size;
3055 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3057 opj_tcp_t * l_tcp = 00;
3058 OPJ_UINT32 l_nb_tiles = 0;
3059 OPJ_UINT32 l_max_poc = 0;
3062 l_tcp = p_j2k->m_cp.tcps;
3063 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3065 for (i=0;i<l_nb_tiles;++i) {
3066 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
3072 return 4 + 9 * l_max_poc;
3075 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
3078 OPJ_UINT32 l_nb_tiles;
3079 OPJ_UINT32 l_max = 0;
3080 opj_tcp_t * l_tcp = 00;
3082 l_tcp = p_j2k->m_cp.tcps;
3083 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3085 for (i=0;i<l_nb_tiles;++i) {
3086 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3094 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3096 OPJ_UINT32 l_nb_bytes = 0;
3097 OPJ_UINT32 l_nb_comps;
3098 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3100 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3101 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3103 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3104 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3105 l_nb_bytes += l_nb_comps * l_coc_bytes;
3107 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3108 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3111 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3113 /*** DEVELOPER CORNER, Add room for your headers ***/
3119 * Reads a POC marker (Progression Order Change)
3121 * @param p_header_data the data contained in the POC box.
3122 * @param p_j2k the jpeg2000 codec.
3123 * @param p_header_size the size of the data contained in the POC marker.
3124 * @param p_manager the user event manager.
3126 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3127 OPJ_BYTE * p_header_data,
3128 OPJ_UINT32 p_header_size,
3129 opj_event_mgr_t * p_manager
3132 OPJ_UINT32 i, l_nb_comp, l_tmp;
3133 opj_image_t * l_image = 00;
3134 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3135 OPJ_UINT32 l_chunk_size, l_comp_room;
3137 opj_cp_t *l_cp = 00;
3138 opj_tcp_t *l_tcp = 00;
3139 opj_poc_t *l_current_poc = 00;
3142 assert(p_header_data != 00);
3143 assert(p_j2k != 00);
3144 assert(p_manager != 00);
3146 l_image = p_j2k->m_private_image;
3147 l_nb_comp = l_image->numcomps;
3148 if (l_nb_comp <= 256) {
3154 l_chunk_size = 5 + 2 * l_comp_room;
3155 l_current_poc_nb = p_header_size / l_chunk_size;
3156 l_current_poc_remaining = p_header_size % l_chunk_size;
3158 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3159 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3163 l_cp = &(p_j2k->m_cp);
3164 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3165 &l_cp->tcps[p_j2k->m_current_tile_number] :
3166 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3167 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3168 l_current_poc_nb += l_old_poc_nb;
3170 if(l_current_poc_nb >= 32)
3172 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3175 assert(l_current_poc_nb < 32);
3177 /* now poc is in use.*/
3180 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3181 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3182 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3184 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3185 p_header_data+=l_comp_room;
3186 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3187 /* make sure layer end is in acceptable bounds */
3188 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3190 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3192 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3193 p_header_data+=l_comp_room;
3194 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3196 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3197 /* make sure comp is in acceptable bounds */
3198 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3202 l_tcp->numpocs = l_current_poc_nb - 1;
3207 * Reads a CRG marker (Component registration)
3209 * @param p_header_data the data contained in the TLM box.
3210 * @param p_j2k the jpeg2000 codec.
3211 * @param p_header_size the size of the data contained in the TLM marker.
3212 * @param p_manager the user event manager.
3214 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3215 OPJ_BYTE * p_header_data,
3216 OPJ_UINT32 p_header_size,
3217 opj_event_mgr_t * p_manager
3220 OPJ_UINT32 l_nb_comp;
3222 assert(p_header_data != 00);
3223 assert(p_j2k != 00);
3224 assert(p_manager != 00);
3226 l_nb_comp = p_j2k->m_private_image->numcomps;
3228 if (p_header_size != l_nb_comp *4) {
3229 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3232 /* Do not care of this at the moment since only local variables are set here */
3235 (i = 0; i < l_nb_comp; ++i)
3237 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3239 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3247 * Reads a TLM marker (Tile Length Marker)
3249 * @param p_header_data the data contained in the TLM box.
3250 * @param p_j2k the jpeg2000 codec.
3251 * @param p_header_size the size of the data contained in the TLM marker.
3252 * @param p_manager the user event manager.
3254 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3255 OPJ_BYTE * p_header_data,
3256 OPJ_UINT32 p_header_size,
3257 opj_event_mgr_t * p_manager
3260 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3262 assert(p_header_data != 00);
3263 assert(p_j2k != 00);
3264 assert(p_manager != 00);
3266 if (p_header_size < 2) {
3267 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3272 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3274 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3277 l_ST = ((l_Stlm >> 4) & 0x3);
3278 l_SP = (l_Stlm >> 6) & 0x1;
3280 l_Ptlm_size = (l_SP + 1) * 2;
3281 l_quotient = l_Ptlm_size + l_ST;
3283 l_tot_num_tp_remaining = p_header_size % l_quotient;
3285 if (l_tot_num_tp_remaining != 0) {
3286 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3289 /* FIXME Do not care of this at the moment since only local variables are set here */
3292 (i = 0; i < l_tot_num_tp; ++i)
3294 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3295 p_header_data += l_ST;
3296 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3297 p_header_data += l_Ptlm_size;
3303 * Reads a PLM marker (Packet length, main header marker)
3305 * @param p_header_data the data contained in the TLM box.
3306 * @param p_j2k the jpeg2000 codec.
3307 * @param p_header_size the size of the data contained in the TLM marker.
3308 * @param p_manager the user event manager.
3310 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3311 OPJ_BYTE * p_header_data,
3312 OPJ_UINT32 p_header_size,
3313 opj_event_mgr_t * p_manager
3317 assert(p_header_data != 00);
3318 assert(p_j2k != 00);
3319 assert(p_manager != 00);
3321 if (p_header_size < 1) {
3322 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3325 /* Do not care of this at the moment since only local variables are set here */
3327 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3334 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3336 p_header_size -= (1+l_Nplm);
3340 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3344 (i = 0; i < l_Nplm; ++i)
3346 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3348 // take only the last seven bytes
3349 l_packet_len |= (l_tmp & 0x7f);
3357 // store packet length and proceed to next packet
3364 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3373 * Reads a PLT marker (Packet length, tile-part header)
3375 * @param p_header_data the data contained in the PLT box.
3376 * @param p_j2k the jpeg2000 codec.
3377 * @param p_header_size the size of the data contained in the PLT marker.
3378 * @param p_manager the user event manager.
3380 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3381 OPJ_BYTE * p_header_data,
3382 OPJ_UINT32 p_header_size,
3383 opj_event_mgr_t * p_manager
3386 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3389 assert(p_header_data != 00);
3390 assert(p_j2k != 00);
3391 assert(p_manager != 00);
3393 if (p_header_size < 1) {
3394 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3398 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3402 for (i = 0; i < p_header_size; ++i) {
3403 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3405 /* take only the last seven bytes */
3406 l_packet_len |= (l_tmp & 0x7f);
3411 /* store packet length and proceed to next packet */
3416 if (l_packet_len != 0) {
3417 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3425 OPJ_BOOL j2k_read_ppm_v2 (
3427 OPJ_BYTE * p_header_data,
3428 OPJ_UINT32 p_header_size,
3429 struct opj_event_mgr * p_manager
3433 opj_cp_t *l_cp = 00;
3434 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3437 assert(p_header_data != 00);
3438 assert(p_j2k != 00);
3439 assert(p_manager != 00);
3441 if (p_header_size < 1) {
3442 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3446 l_cp = &(p_j2k->m_cp);
3449 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3453 /* First PPM marker */
3455 if (p_header_size < 4) {
3456 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3460 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3464 /* First PPM marker: Initialization */
3465 l_cp->ppm_len = l_N_ppm;
3466 l_cp->ppm_data_size = 0;
3468 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3469 if (l_cp->ppm_buffer == 00) {
3470 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3473 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3475 l_cp->ppm_data = l_cp->ppm_buffer;
3479 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3480 if (p_header_size >= 4) {
3482 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3485 l_cp->ppm_len += l_N_ppm ;
3487 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3488 if (! new_ppm_buffer) {
3489 opj_free(l_cp->ppm_buffer);
3490 l_cp->ppm_buffer = NULL;
3492 l_cp->ppm_data = NULL;
3493 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3496 l_cp->ppm_buffer = new_ppm_buffer;
3497 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3498 l_cp->ppm_data = l_cp->ppm_buffer;
3505 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3507 if (l_remaining_data <= p_header_size) {
3508 /* we must store less information than available in the packet */
3509 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3510 l_cp->ppm_data_size = l_cp->ppm_len;
3511 p_header_size -= l_remaining_data;
3512 p_header_data += l_remaining_data;
3515 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3516 l_cp->ppm_data_size += p_header_size;
3517 p_header_data += p_header_size;
3527 OPJ_BOOL j2k_read_ppm_v3 (
3529 OPJ_BYTE * p_header_data,
3530 OPJ_UINT32 p_header_size,
3531 struct opj_event_mgr * p_manager
3534 opj_cp_t *l_cp = 00;
3535 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3538 assert(p_header_data != 00);
3539 assert(p_j2k != 00);
3540 assert(p_manager != 00);
3542 /* Minimum size of PPM marker is equal to the size of Zppm element */
3543 if (p_header_size < 1) {
3544 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3548 l_cp = &(p_j2k->m_cp);
3551 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3555 /* First PPM marker */
3557 if (l_cp->ppm_data != NULL) {
3558 opj_event_msg(p_manager, EVT_ERROR, "Zppm O already processed. Found twice.\n");
3559 opj_free(l_cp->ppm_data);
3560 l_cp->ppm_data = NULL;
3561 l_cp->ppm_buffer = NULL;
3562 l_cp->ppm = 0; /* do not use PPM */
3565 /* We need now at least the Nppm^0 element */
3566 if (p_header_size < 4) {
3567 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3571 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3575 /* sanity check: how much bytes is left for Ippm */
3576 if( p_header_size < l_N_ppm )
3578 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes (%u) to hold Ippm series (%u), Index (%d)\n", p_header_size, l_N_ppm, l_Z_ppm );
3579 opj_free(l_cp->ppm_data);
3580 l_cp->ppm_data = NULL;
3581 l_cp->ppm_buffer = NULL;
3582 l_cp->ppm = 0; /* do not use PPM */
3586 /* First PPM marker: Initialization */
3587 l_cp->ppm_len = l_N_ppm;
3588 l_cp->ppm_data_read = 0;
3590 l_cp->ppm_data = (OPJ_BYTE *) opj_calloc(1,l_cp->ppm_len);
3591 l_cp->ppm_buffer = l_cp->ppm_data;
3592 if (l_cp->ppm_data == 00) {
3593 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3597 l_cp->ppm_data_current = l_cp->ppm_data;
3599 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3602 if (p_header_size < 4) {
3603 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3607 /* Uncompleted Ippm series in the previous PPM marker?*/
3608 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3609 /* Get the place where add the remaining Ippm series*/
3610 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3611 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3614 OPJ_BYTE *new_ppm_data;
3615 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3619 /* sanity check: how much bytes is left for Ippm */
3620 if( p_header_size < l_N_ppm )
3622 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes (%u) to hold Ippm series (%u), Index (%d)\n", p_header_size, l_N_ppm, l_Z_ppm );
3623 opj_free(l_cp->ppm_data);
3624 l_cp->ppm_data = NULL;
3625 l_cp->ppm_buffer = NULL;
3626 l_cp->ppm = 0; /* do not use PPM */
3629 /* Increase the size of ppm_data to add the new Ippm series*/
3630 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3631 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3632 if (! new_ppm_data) {
3633 opj_free(l_cp->ppm_data);
3634 l_cp->ppm_data = NULL;
3635 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3637 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3640 l_cp->ppm_data = new_ppm_data;
3641 l_cp->ppm_buffer = l_cp->ppm_data;
3643 /* Keep the position of the place where concatenate the new series*/
3644 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3645 l_cp->ppm_len += l_N_ppm;
3650 l_remaining_data = p_header_size;
3652 while (l_remaining_data >= l_N_ppm) {
3653 /* read a complete Ippm series*/
3654 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3655 p_header_size -= l_N_ppm;
3656 p_header_data += l_N_ppm;
3658 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3662 if (p_header_size < 4) {
3663 opj_free(l_cp->ppm_data);
3664 l_cp->ppm_data = NULL;
3665 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3668 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3671 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3676 l_remaining_data = p_header_size;
3680 l_remaining_data = p_header_size;
3682 /* Next Ippm series is a complete series ?*/
3683 if (l_remaining_data >= l_N_ppm) {
3684 OPJ_BYTE *new_ppm_data;
3685 /* Increase the size of ppm_data to add the new Ippm series*/
3686 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3687 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3688 if (! new_ppm_data) {
3689 opj_free(l_cp->ppm_data);
3690 l_cp->ppm_data = NULL;
3691 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3693 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n");
3696 l_cp->ppm_data = new_ppm_data;
3697 l_cp->ppm_buffer = l_cp->ppm_data;
3699 /* Keep the position of the place where concatenate the new series */
3700 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3701 l_cp->ppm_len += l_N_ppm;
3706 /* Need to read an incomplete Ippm series*/
3707 if (l_remaining_data) {
3708 OPJ_BYTE *new_ppm_data;
3709 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3710 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3711 if (! new_ppm_data) {
3712 opj_free(l_cp->ppm_data);
3713 l_cp->ppm_data = NULL;
3714 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3716 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (incomplete) Ippm series\n");
3719 l_cp->ppm_data = new_ppm_data;
3720 l_cp->ppm_buffer = l_cp->ppm_data;
3722 /* Keep the position of the place where concatenate the new series*/
3723 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3724 l_cp->ppm_len += l_N_ppm;
3726 /* Read incomplete Ippm series*/
3727 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3728 p_header_size -= l_remaining_data;
3729 p_header_data += l_remaining_data;
3731 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3736 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3737 if (p_header_size >= 4) {
3739 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3742 l_cp->ppm_len += l_N_ppm ;
3744 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3745 if (! new_ppm_buffer) {
3746 opj_free(l_cp->ppm_buffer);
3747 l_cp->ppm_buffer = NULL;
3749 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3752 l_cp->ppm_buffer = new_ppm_buffer;
3753 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3755 l_cp->ppm_data = l_cp->ppm_buffer;
3762 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3764 if (l_remaining_data <= p_header_size) {
3765 /* we must store less information than available in the packet */
3766 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3767 l_cp->ppm_data_size = l_cp->ppm_len;
3768 p_header_size -= l_remaining_data;
3769 p_header_data += l_remaining_data;
3772 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3773 l_cp->ppm_data_size += p_header_size;
3774 p_header_data += p_header_size;
3784 * Reads a PPT marker (Packed packet headers, tile-part header)
3786 * @param p_header_data the data contained in the PPT box.
3787 * @param p_j2k the jpeg2000 codec.
3788 * @param p_header_size the size of the data contained in the PPT marker.
3789 * @param p_manager the user event manager.
3791 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3792 OPJ_BYTE * p_header_data,
3793 OPJ_UINT32 p_header_size,
3794 opj_event_mgr_t * p_manager
3797 opj_cp_t *l_cp = 00;
3798 opj_tcp_t *l_tcp = 00;
3802 assert(p_header_data != 00);
3803 assert(p_j2k != 00);
3804 assert(p_manager != 00);
3806 /* We need to have the Z_ppt element at minimum */
3807 if (p_header_size < 1) {
3808 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3812 l_cp = &(p_j2k->m_cp);
3814 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3818 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3821 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3825 /* Allocate buffer to read the packet header */
3827 /* First PPT marker */
3828 l_tcp->ppt_data_size = 0;
3829 l_tcp->ppt_len = p_header_size;
3831 opj_free(l_tcp->ppt_buffer);
3832 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3833 if (l_tcp->ppt_buffer == 00) {
3834 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3837 l_tcp->ppt_data = l_tcp->ppt_buffer;
3839 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3842 OPJ_BYTE *new_ppt_buffer;
3843 l_tcp->ppt_len += p_header_size;
3845 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3846 if (! new_ppt_buffer) {
3847 opj_free(l_tcp->ppt_buffer);
3848 l_tcp->ppt_buffer = NULL;
3850 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3853 l_tcp->ppt_buffer = new_ppt_buffer;
3854 l_tcp->ppt_data = l_tcp->ppt_buffer;
3856 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3859 /* Read packet header from buffer */
3860 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3862 l_tcp->ppt_data_size += p_header_size;
3867 OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3868 opj_stream_private_t *p_stream,
3869 opj_event_mgr_t * p_manager
3872 OPJ_BYTE * l_current_data = 00;
3873 OPJ_UINT32 l_tlm_size;
3876 assert(p_j2k != 00);
3877 assert(p_manager != 00);
3878 assert(p_stream != 00);
3880 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3882 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3883 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3884 if (! new_header_tile_data) {
3885 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3886 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3887 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3888 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3891 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3892 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3895 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3897 /* change the way data is written to avoid seeking if possible */
3899 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3901 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3902 l_current_data += 2;
3904 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3905 l_current_data += 2;
3907 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3910 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3913 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3914 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_tlm_size,p_manager) != l_tlm_size) {
3921 OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
3923 OPJ_UINT32 * p_data_written,
3924 const opj_stream_private_t *p_stream,
3925 opj_event_mgr_t * p_manager
3929 assert(p_j2k != 00);
3930 assert(p_manager != 00);
3931 assert(p_stream != 00);
3933 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3936 opj_write_bytes(p_data,10,2); /* Lsot */
3939 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
3945 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
3948 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
3953 /* update markers struct */
3955 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
3957 assert( 0 && "TODO" );
3958 #endif /* USE_JPWL */
3960 * p_data_written = 12;
3965 OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
3966 OPJ_BYTE * p_header_data,
3967 OPJ_UINT32 p_header_size,
3968 opj_event_mgr_t * p_manager )
3970 opj_cp_t *l_cp = 00;
3971 opj_tcp_t *l_tcp = 00;
3972 OPJ_UINT32 l_tot_len, l_num_parts = 0;
3973 OPJ_UINT32 l_current_part;
3974 OPJ_UINT32 l_tile_x,l_tile_y;
3977 assert(p_header_data != 00);
3978 assert(p_j2k != 00);
3979 assert(p_manager != 00);
3981 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
3982 if (p_header_size != 8) {
3983 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
3987 l_cp = &(p_j2k->m_cp);
3988 opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */
3991 /* testcase 2.pdf.SIGFPE.706.1112 */
3992 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
3993 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number);
3997 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
3998 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
3999 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4002 if (l_cp->correct) {
4004 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4005 static OPJ_UINT32 backup_tileno = 0;
4007 /* tileno is negative or larger than the number of tiles!!! */
4008 if (tileno > (l_cp->tw * l_cp->th)) {
4009 opj_event_msg(p_manager, EVT_ERROR,
4010 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4011 tileno, (l_cp->tw * l_cp->th));
4013 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4016 /* we try to correct */
4017 tileno = backup_tileno;
4018 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4019 "- setting tile number to %d\n",
4023 /* keep your private count of tiles */
4026 #endif /* USE_JPWL */
4028 /* look for the tile in the list of already processed tile (in parts). */
4029 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4030 /* since the time taken by this function can only grow at the time */
4032 opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
4035 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4036 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
4038 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
4040 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
4044 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4050 if (l_cp->correct) {
4052 /* totlen is negative or larger than the bytes left!!! */
4053 if (/*(l_tot_len < 0) ||*/ (l_tot_len > p_header_size ) ) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
4054 opj_event_msg(p_manager, EVT_ERROR,
4055 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4056 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4058 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4061 /* we try to correct */
4063 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4064 "- setting Psot to %d => assuming it is the last tile\n",
4068 #endif /* USE_JPWL */
4070 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4072 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
4073 "we assuming it is the last tile-part of the codestream.\n");
4074 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4077 opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
4080 opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
4083 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
4084 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4085 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4086 if (l_tcp->m_nb_tile_parts) {
4087 if (l_current_part >= l_tcp->m_nb_tile_parts){
4088 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4089 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
4090 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4094 if( l_current_part >= l_num_parts ) {
4095 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4096 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4097 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts );
4098 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4101 l_tcp->m_nb_tile_parts = l_num_parts;
4104 /* If know the number of tile part header we will check if we didn't read the last*/
4105 if (l_tcp->m_nb_tile_parts) {
4106 if (l_tcp->m_nb_tile_parts == (l_current_part+1)) {
4107 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
4111 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
4112 /* Keep the size of data to skip after this marker */
4113 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
4116 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4117 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4120 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4122 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4123 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4124 p_j2k->m_specific_param.m_decoder.m_skip_data =
4125 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4126 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4127 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4128 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4131 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
4132 p_j2k->m_specific_param.m_decoder.m_skip_data =
4133 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4137 if (p_j2k->cstr_index)
4139 assert(p_j2k->cstr_index->tile_index != 00);
4140 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4141 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
4143 if (l_num_parts != 0){
4144 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
4145 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
4147 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4148 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4149 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4150 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4151 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4156 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4157 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4158 if (! new_tp_index) {
4159 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4160 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4161 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4164 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4168 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4170 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4171 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4172 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4173 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4174 sizeof(opj_tp_index_t));
4175 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4176 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4177 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4182 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4183 opj_tp_index_t *new_tp_index;
4184 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1;
4185 new_tp_index = (opj_tp_index_t *) opj_realloc(
4186 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4187 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4188 if (! new_tp_index) {
4189 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4190 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4191 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4192 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4195 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4203 /* 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 */
4204 /* if (p_j2k->cstr_info) {
4207 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4210 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4211 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4212 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4213 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4216 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4219 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4223 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4226 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4227 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4228 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4233 OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4234 opj_tcd_t * p_tile_coder,
4236 OPJ_UINT32 * p_data_written,
4237 OPJ_UINT32 p_total_data_size,
4238 const opj_stream_private_t *p_stream,
4239 opj_event_mgr_t * p_manager
4242 opj_codestream_info_t *l_cstr_info = 00;
4243 OPJ_UINT32 l_remaining_data;
4246 assert(p_j2k != 00);
4247 assert(p_manager != 00);
4248 assert(p_stream != 00);
4250 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4253 /* make room for the EOF marker */
4254 l_remaining_data = p_total_data_size - 4;
4256 /* update tile coder */
4257 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4258 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4261 /* TODO mergeV2: check this part which use cstr_info */
4262 /*l_cstr_info = p_j2k->cstr_info;
4264 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4265 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4266 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4272 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4274 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4279 /* update markers struct */
4280 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4282 assert( 0 && "TODO" );
4283 #endif /* USE_JPWL */
4288 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4289 p_tile_coder->tcd_image->tiles->packno = 0;
4291 l_cstr_info->packno = 0;
4295 *p_data_written = 0;
4297 if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data, p_data_written, l_remaining_data , l_cstr_info)) {
4298 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4302 *p_data_written += 2;
4307 OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4308 opj_stream_private_t *p_stream,
4309 opj_event_mgr_t * p_manager
4312 OPJ_SIZE_T l_current_read_size;
4313 opj_codestream_index_t * l_cstr_index = 00;
4314 OPJ_BYTE ** l_current_data = 00;
4315 opj_tcp_t * l_tcp = 00;
4316 OPJ_UINT32 * l_tile_len = 00;
4317 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4320 assert(p_j2k != 00);
4321 assert(p_manager != 00);
4322 assert(p_stream != 00);
4324 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4326 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4327 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4328 // but we are in the last tile part,
4329 // so its result will fit on OPJ_UINT32 unless we find
4330 // a file with a single tile part of more than 4 GB...*/
4331 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4334 /* Check to avoid pass the limit of OPJ_UINT32 */
4335 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4336 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4338 /* MSD: case commented to support empty SOT marker (PHR data) */
4342 l_current_data = &(l_tcp->m_data);
4343 l_tile_len = &l_tcp->m_data_size;
4345 /* Patch to support new PHR data */
4346 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4347 /* If we are here, we'll try to read the data after allocation */
4348 /* Check enough bytes left in stream before allocation */
4349 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length > opj_stream_get_number_byte_left(p_stream)) {
4350 opj_event_msg(p_manager, EVT_ERROR, "Tile part length size inconsistent with stream length\n");
4353 if (! *l_current_data) {
4354 /* LH: oddly enough, in this path, l_tile_len!=0.
4355 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4357 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4360 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
4361 if (! l_new_current_data) {
4362 opj_free(*l_current_data);
4363 /*nothing more is done as l_current_data will be set to null, and just
4364 afterward we enter in the error path
4365 and the actual tile_len is updated (committed) at the end of the
4368 *l_current_data = l_new_current_data;
4371 if (*l_current_data == 00) {
4372 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4377 l_sot_length_pb_detected = OPJ_TRUE;
4381 l_cstr_index = p_j2k->cstr_index;
4383 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4385 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4386 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4388 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4389 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4391 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4395 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4396 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4400 /*l_cstr_index->packno = 0;*/
4403 /* Patch to support new PHR data */
4404 if (!l_sot_length_pb_detected) {
4405 l_current_read_size = opj_stream_read_data(
4407 *l_current_data + *l_tile_len,
4408 p_j2k->m_specific_param.m_decoder.m_sot_length,
4413 l_current_read_size = 0;
4416 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4417 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4420 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4423 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4428 OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4429 OPJ_UINT32 p_tile_no,
4430 OPJ_UINT32 p_comp_no,
4431 OPJ_UINT32 nb_comps,
4432 opj_stream_private_t *p_stream,
4433 opj_event_mgr_t * p_manager
4436 OPJ_BYTE * l_current_data = 00;
4437 OPJ_UINT32 l_rgn_size;
4438 opj_cp_t *l_cp = 00;
4439 opj_tcp_t *l_tcp = 00;
4440 opj_tccp_t *l_tccp = 00;
4441 OPJ_UINT32 l_comp_room;
4444 assert(p_j2k != 00);
4445 assert(p_manager != 00);
4446 assert(p_stream != 00);
4448 l_cp = &(p_j2k->m_cp);
4449 l_tcp = &l_cp->tcps[p_tile_no];
4450 l_tccp = &l_tcp->tccps[p_comp_no];
4452 if (nb_comps <= 256) {
4459 l_rgn_size = 6 + l_comp_room;
4461 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4463 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4464 l_current_data += 2;
4466 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4467 l_current_data += 2;
4469 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4470 l_current_data+=l_comp_room;
4472 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4475 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,1); /* SPrgn */
4478 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_rgn_size,p_manager) != l_rgn_size) {
4485 OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4486 opj_stream_private_t *p_stream,
4487 opj_event_mgr_t * p_manager
4491 assert(p_j2k != 00);
4492 assert(p_manager != 00);
4493 assert(p_stream != 00);
4495 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4499 /* update markers struct */
4501 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4503 #endif /* USE_JPWL */
4505 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4509 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4517 * Reads a RGN marker (Region Of Interest)
4519 * @param p_header_data the data contained in the POC box.
4520 * @param p_j2k the jpeg2000 codec.
4521 * @param p_header_size the size of the data contained in the POC marker.
4522 * @param p_manager the user event manager.
4524 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4525 OPJ_BYTE * p_header_data,
4526 OPJ_UINT32 p_header_size,
4527 opj_event_mgr_t * p_manager
4530 OPJ_UINT32 l_nb_comp;
4531 opj_image_t * l_image = 00;
4533 opj_cp_t *l_cp = 00;
4534 opj_tcp_t *l_tcp = 00;
4535 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4538 assert(p_header_data != 00);
4539 assert(p_j2k != 00);
4540 assert(p_manager != 00);
4542 l_image = p_j2k->m_private_image;
4543 l_nb_comp = l_image->numcomps;
4545 if (l_nb_comp <= 256) {
4550 if (p_header_size != 2 + l_comp_room) {
4551 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4555 l_cp = &(p_j2k->m_cp);
4556 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4557 &l_cp->tcps[p_j2k->m_current_tile_number] :
4558 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4560 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4561 p_header_data+=l_comp_room;
4562 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4566 if (l_cp->correct) {
4567 /* totlen is negative or larger than the bytes left!!! */
4568 if (l_comp_room >= l_nb_comp) {
4569 opj_event_msg(p_manager, EVT_ERROR,
4570 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4571 l_comp_room, l_nb_comp);
4572 if (!JPWL_ASSUME || JPWL_ASSUME) {
4573 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4578 #endif /* USE_JPWL */
4580 /* testcase 3635.pdf.asan.77.2930 */
4581 if (l_comp_no >= l_nb_comp) {
4582 opj_event_msg(p_manager, EVT_ERROR,
4583 "bad component number in RGN (%d when there are only %d)\n",
4584 l_comp_no, l_nb_comp);
4588 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4595 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4597 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4600 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4606 OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4607 opj_stream_private_t *p_stream,
4608 opj_event_mgr_t * p_manager )
4610 opj_cp_t * l_cp = 00;
4611 opj_image_t * l_image = 00;
4612 opj_tcp_t * l_tcp = 00;
4613 opj_image_comp_t * l_img_comp = 00;
4616 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4617 OPJ_FLOAT32 * l_rates = 0;
4618 OPJ_FLOAT32 l_sot_remove;
4619 OPJ_UINT32 l_bits_empty, l_size_pixel;
4620 OPJ_UINT32 l_tile_size = 0;
4621 OPJ_UINT32 l_last_res;
4622 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4625 assert(p_j2k != 00);
4626 assert(p_manager != 00);
4627 assert(p_stream != 00);
4629 l_cp = &(p_j2k->m_cp);
4630 l_image = p_j2k->m_private_image;
4633 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4634 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4635 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(l_cp->th * l_cp->tw);
4637 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4638 l_tp_stride_func = opj_j2k_get_tp_stride;
4641 l_tp_stride_func = opj_j2k_get_default_stride;
4644 for (i=0;i<l_cp->th;++i) {
4645 for (j=0;j<l_cp->tw;++j) {
4646 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / (OPJ_FLOAT32)l_tcp->numlayers;
4648 /* 4 borders of the tile rescale on the image if necessary */
4649 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), (OPJ_INT32)l_image->x0);
4650 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), (OPJ_INT32)l_image->y0);
4651 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1);
4652 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1);
4654 l_rates = l_tcp->rates;
4656 /* Modification of the RATE >> */
4658 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4660 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4668 for (k = 1; k < l_tcp->numlayers; ++k) {
4670 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4672 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4688 for (i=0;i<l_cp->th;++i) {
4689 for (j=0;j<l_cp->tw;++j) {
4690 l_rates = l_tcp->rates;
4693 *l_rates -= l_sot_remove;
4695 if (*l_rates < 30) {
4702 l_last_res = l_tcp->numlayers - 1;
4704 for (k = 1; k < l_last_res; ++k) {
4707 *l_rates -= l_sot_remove;
4709 if (*l_rates < *(l_rates - 1) + 10) {
4710 *l_rates = (*(l_rates - 1)) + 20;
4718 *l_rates -= (l_sot_remove + 2.f);
4720 if (*l_rates < *(l_rates - 1) + 10) {
4721 *l_rates = (*(l_rates - 1)) + 20;
4729 l_img_comp = l_image->comps;
4732 for (i=0;i<l_image->numcomps;++i) {
4733 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4735 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4743 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4745 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4747 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4748 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4749 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4750 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4754 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
4755 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4756 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4757 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4761 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4762 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4769 OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4770 opj_stream_private_t *p_stream,
4771 opj_event_mgr_t * p_manager )
4774 opj_tcd_t * l_tcd = 00;
4775 OPJ_UINT32 l_nb_tiles;
4776 opj_tcp_t * l_tcp = 00;
4780 assert(p_j2k != 00);
4781 assert(p_manager != 00);
4782 assert(p_stream != 00);
4784 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4785 l_tcp = p_j2k->m_cp.tcps;
4787 l_tcd = opj_tcd_create(OPJ_TRUE);
4789 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4793 for (i = 0; i < l_nb_tiles; ++i) {
4794 if (l_tcp->m_data) {
4795 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4796 opj_tcd_destroy(l_tcd);
4797 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4801 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4805 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4810 opj_j2k_tcp_destroy(l_tcp);
4814 opj_tcd_destroy(l_tcd);
4819 OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4820 struct opj_stream_private *p_stream,
4821 struct opj_event_mgr * p_manager )
4824 assert(p_j2k != 00);
4825 assert(p_manager != 00);
4826 assert(p_stream != 00);
4828 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4833 OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4834 struct opj_stream_private *p_stream,
4835 struct opj_event_mgr * p_manager )
4838 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4839 opj_mct_data_t * l_mct_record;
4843 assert(p_j2k != 00);
4844 assert(p_stream != 00);
4845 assert(p_manager != 00);
4847 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4851 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4852 l_mct_record = l_tcp->m_mct_records;
4854 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4856 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4863 l_mcc_record = l_tcp->m_mcc_records;
4865 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4867 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4874 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4882 OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
4883 struct opj_stream_private *p_stream,
4884 struct opj_event_mgr * p_manager )
4889 assert(p_j2k != 00);
4890 assert(p_manager != 00);
4891 assert(p_stream != 00);
4893 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4895 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4905 OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
4906 struct opj_stream_private *p_stream,
4907 struct opj_event_mgr * p_manager )
4912 assert(p_j2k != 00);
4913 assert(p_manager != 00);
4914 assert(p_stream != 00);
4916 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4918 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4928 OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
4929 struct opj_stream_private *p_stream,
4930 struct opj_event_mgr * p_manager )
4933 const opj_tccp_t *l_tccp = 00;
4936 assert(p_j2k != 00);
4937 assert(p_manager != 00);
4938 assert(p_stream != 00);
4940 l_tccp = p_j2k->m_cp.tcps->tccps;
4942 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4943 if (l_tccp->roishift) {
4945 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
4956 OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
4957 struct opj_stream_private *p_stream,
4958 struct opj_event_mgr * p_manager )
4960 opj_codestream_index_t * l_cstr_index = 00;
4963 assert(p_j2k != 00);
4964 assert(p_manager != 00);
4965 assert(p_stream != 00);
4967 l_cstr_index = p_j2k->cstr_index;
4969 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
4971 /* The following adjustment is done to adjust the codestream size */
4972 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
4973 /* the first bunch of bytes is not in the codestream */
4974 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
4979 /* preparation of JPWL marker segments */
4983 /* encode according to JPWL */
4984 jpwl_encode(p_j2k, p_stream, image);
4988 assert( 0 && "TODO" );
4989 #endif /* USE_JPWL */
4994 OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
4995 opj_stream_private_t *p_stream,
4996 OPJ_UINT32 *output_marker,
4997 opj_event_mgr_t * p_manager
5000 OPJ_UINT32 l_unknown_marker;
5001 const opj_dec_memory_marker_handler_t * l_marker_handler;
5002 OPJ_UINT32 l_size_unk = 2;
5005 assert(p_j2k != 00);
5006 assert(p_manager != 00);
5007 assert(p_stream != 00);
5009 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5012 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5013 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
5014 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5018 /* read 2 bytes as the new marker ID*/
5019 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
5021 if (!(l_unknown_marker < 0xff00)) {
5023 /* Get the marker handler from the marker ID*/
5024 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5026 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5027 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
5031 if (l_marker_handler->id != J2K_MS_UNK) {
5032 /* Add the marker to the codestream index*/
5033 if (l_marker_handler->id != J2K_MS_SOT)
5035 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5036 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5038 if (res == OPJ_FALSE) {
5039 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5043 break; /* next marker is known and well located */
5051 *output_marker = l_marker_handler->id ;
5056 OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
5057 opj_mct_data_t * p_mct_record,
5058 struct opj_stream_private *p_stream,
5059 struct opj_event_mgr * p_manager )
5061 OPJ_UINT32 l_mct_size;
5062 OPJ_BYTE * l_current_data = 00;
5066 assert(p_j2k != 00);
5067 assert(p_manager != 00);
5068 assert(p_stream != 00);
5070 l_mct_size = 10 + p_mct_record->m_data_size;
5072 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5073 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5074 if (! new_header_tile_data) {
5075 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5076 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5077 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5078 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5081 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5082 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5085 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5087 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
5088 l_current_data += 2;
5090 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
5091 l_current_data += 2;
5093 opj_write_bytes(l_current_data,0,2); /* Zmct */
5094 l_current_data += 2;
5096 /* only one marker atm */
5097 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
5099 opj_write_bytes(l_current_data,l_tmp,2);
5100 l_current_data += 2;
5102 opj_write_bytes(l_current_data,0,2); /* Ymct */
5105 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
5107 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mct_size,p_manager) != l_mct_size) {
5115 * Reads a MCT marker (Multiple Component Transform)
5117 * @param p_header_data the data contained in the MCT box.
5118 * @param p_j2k the jpeg2000 codec.
5119 * @param p_header_size the size of the data contained in the MCT marker.
5120 * @param p_manager the user event manager.
5122 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
5123 OPJ_BYTE * p_header_data,
5124 OPJ_UINT32 p_header_size,
5125 opj_event_mgr_t * p_manager
5129 opj_tcp_t *l_tcp = 00;
5132 opj_mct_data_t * l_mct_data;
5135 assert(p_header_data != 00);
5136 assert(p_j2k != 00);
5138 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5139 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5140 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5142 if (p_header_size < 2) {
5143 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5148 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
5151 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
5155 if(p_header_size <= 6) {
5156 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5160 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5161 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
5164 l_indix = l_tmp & 0xff;
5165 l_mct_data = l_tcp->m_mct_records;
5167 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
5168 if (l_mct_data->m_index == l_indix) {
5175 if (i == l_tcp->m_nb_mct_records) {
5176 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5177 opj_mct_data_t *new_mct_records;
5178 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5180 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records, l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
5181 if (! new_mct_records) {
5182 opj_free(l_tcp->m_mct_records);
5183 l_tcp->m_mct_records = NULL;
5184 l_tcp->m_nb_max_mct_records = 0;
5185 l_tcp->m_nb_mct_records = 0;
5186 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5189 l_tcp->m_mct_records = new_mct_records;
5190 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5191 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
5194 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5197 if (l_mct_data->m_data) {
5198 opj_free(l_mct_data->m_data);
5199 l_mct_data->m_data = 00;
5202 l_mct_data->m_index = l_indix;
5203 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5204 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5206 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5209 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5215 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5216 if (! l_mct_data->m_data) {
5217 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5220 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5222 l_mct_data->m_data_size = p_header_size;
5223 ++l_tcp->m_nb_mct_records;
5228 OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5229 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5230 struct opj_stream_private *p_stream,
5231 struct opj_event_mgr * p_manager )
5234 OPJ_UINT32 l_mcc_size;
5235 OPJ_BYTE * l_current_data = 00;
5236 OPJ_UINT32 l_nb_bytes_for_comp;
5241 assert(p_j2k != 00);
5242 assert(p_manager != 00);
5243 assert(p_stream != 00);
5245 if (p_mcc_record->m_nb_comps > 255 ) {
5246 l_nb_bytes_for_comp = 2;
5250 l_nb_bytes_for_comp = 1;
5254 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5255 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5257 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5258 if (! new_header_tile_data) {
5259 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5260 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5261 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5262 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5265 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5266 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5269 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5271 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5272 l_current_data += 2;
5274 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5275 l_current_data += 2;
5278 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5279 l_current_data += 2;
5281 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5284 /* only one marker atm */
5285 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5288 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5291 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5294 opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps | l_mask,2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5297 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5298 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5299 l_current_data+=l_nb_bytes_for_comp;
5302 opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps|l_mask,2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5305 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5307 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5308 l_current_data+=l_nb_bytes_for_comp;
5311 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5313 if (p_mcc_record->m_decorrelation_array) {
5314 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5317 if (p_mcc_record->m_offset_array) {
5318 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5321 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5324 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mcc_size,p_manager) != l_mcc_size) {
5331 OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5332 OPJ_BYTE * p_header_data,
5333 OPJ_UINT32 p_header_size,
5334 opj_event_mgr_t * p_manager )
5340 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5341 opj_mct_data_t * l_mct_data;
5342 OPJ_UINT32 l_nb_collections;
5343 OPJ_UINT32 l_nb_comps;
5344 OPJ_UINT32 l_nb_bytes_by_comp;
5347 assert(p_header_data != 00);
5348 assert(p_j2k != 00);
5349 assert(p_manager != 00);
5351 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5352 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5353 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5355 if (p_header_size < 2) {
5356 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5361 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5364 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5368 if (p_header_size < 7) {
5369 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5373 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5376 l_mcc_record = l_tcp->m_mcc_records;
5378 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5379 if (l_mcc_record->m_index == l_indix) {
5386 if (i == l_tcp->m_nb_mcc_records) {
5387 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5388 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5389 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5391 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5392 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5393 if (! new_mcc_records) {
5394 opj_free(l_tcp->m_mcc_records);
5395 l_tcp->m_mcc_records = NULL;
5396 l_tcp->m_nb_max_mcc_records = 0;
5397 l_tcp->m_nb_mcc_records = 0;
5398 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5401 l_tcp->m_mcc_records = new_mcc_records;
5402 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5403 memset(l_mcc_record,0,(l_tcp->m_nb_max_mcc_records-l_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
5405 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5407 l_mcc_record->m_index = l_indix;
5409 /* only one marker atm */
5410 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5413 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5417 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5420 if (l_nb_collections > 1) {
5421 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5427 for (i=0;i<l_nb_collections;++i) {
5428 if (p_header_size < 3) {
5429 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5433 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5437 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5441 opj_read_bytes(p_header_data,&l_nb_comps,2);
5446 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5447 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5449 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5450 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5454 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5456 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5457 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5458 p_header_data+=l_nb_bytes_by_comp;
5461 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5466 opj_read_bytes(p_header_data,&l_nb_comps,2);
5469 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5470 l_nb_comps &= 0x7fff;
5472 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5473 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5477 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5478 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5482 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5484 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5485 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5486 p_header_data+=l_nb_bytes_by_comp;
5489 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5494 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5497 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5498 l_mcc_record->m_decorrelation_array = 00;
5499 l_mcc_record->m_offset_array = 00;
5501 l_indix = l_tmp & 0xff;
5503 l_mct_data = l_tcp->m_mct_records;
5504 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5505 if (l_mct_data->m_index == l_indix) {
5506 l_mcc_record->m_decorrelation_array = l_mct_data;
5512 if (l_mcc_record->m_decorrelation_array == 00) {
5513 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5518 l_indix = (l_tmp >> 8) & 0xff;
5520 l_mct_data = l_tcp->m_mct_records;
5521 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5522 if (l_mct_data->m_index == l_indix) {
5523 l_mcc_record->m_offset_array = l_mct_data;
5529 if (l_mcc_record->m_offset_array == 00) {
5530 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5536 if (p_header_size != 0) {
5537 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5541 ++l_tcp->m_nb_mcc_records;
5546 OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5547 struct opj_stream_private *p_stream,
5548 struct opj_event_mgr * p_manager
5551 OPJ_BYTE * l_current_data = 00;
5552 OPJ_UINT32 l_mco_size;
5553 opj_tcp_t * l_tcp = 00;
5554 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5558 assert(p_j2k != 00);
5559 assert(p_manager != 00);
5560 assert(p_stream != 00);
5562 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5563 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5565 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5566 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5568 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5569 if (! new_header_tile_data) {
5570 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5571 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5572 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5573 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5576 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5577 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5580 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5581 l_current_data += 2;
5583 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5584 l_current_data += 2;
5586 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5589 l_mcc_record = l_tcp->m_mcc_records;
5590 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5591 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5597 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mco_size,p_manager) != l_mco_size) {
5605 * Reads a MCO marker (Multiple Component Transform Ordering)
5607 * @param p_header_data the data contained in the MCO box.
5608 * @param p_j2k the jpeg2000 codec.
5609 * @param p_header_size the size of the data contained in the MCO marker.
5610 * @param p_manager the user event manager.
5612 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5613 OPJ_BYTE * p_header_data,
5614 OPJ_UINT32 p_header_size,
5615 opj_event_mgr_t * p_manager
5618 OPJ_UINT32 l_tmp, i;
5619 OPJ_UINT32 l_nb_stages;
5621 opj_tccp_t * l_tccp;
5622 opj_image_t * l_image;
5625 assert(p_header_data != 00);
5626 assert(p_j2k != 00);
5627 assert(p_manager != 00);
5629 l_image = p_j2k->m_private_image;
5630 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5631 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5632 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5634 if (p_header_size < 1) {
5635 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5639 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5642 if (l_nb_stages > 1) {
5643 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5647 if (p_header_size != l_nb_stages + 1) {
5648 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5652 l_tccp = l_tcp->tccps;
5654 for (i=0;i<l_image->numcomps;++i) {
5655 l_tccp->m_dc_level_shift = 0;
5659 if (l_tcp->m_mct_decoding_matrix) {
5660 opj_free(l_tcp->m_mct_decoding_matrix);
5661 l_tcp->m_mct_decoding_matrix = 00;
5664 for (i=0;i<l_nb_stages;++i) {
5665 opj_read_bytes(p_header_data,&l_tmp,1);
5668 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5676 OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5679 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5680 opj_mct_data_t * l_deco_array, * l_offset_array;
5681 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5682 OPJ_UINT32 l_nb_elem;
5683 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5684 opj_tccp_t * l_tccp;
5687 assert(p_tcp != 00);
5689 l_mcc_record = p_tcp->m_mcc_records;
5691 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5692 if (l_mcc_record->m_index == p_index) {
5697 if (i==p_tcp->m_nb_mcc_records) {
5698 /** element discarded **/
5702 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5703 /** do not support number of comps != image */
5707 l_deco_array = l_mcc_record->m_decorrelation_array;
5710 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5711 if (l_deco_array->m_data_size != l_data_size) {
5715 l_nb_elem = p_image->numcomps * p_image->numcomps;
5716 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
5717 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5719 if (! p_tcp->m_mct_decoding_matrix ) {
5723 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](l_deco_array->m_data,p_tcp->m_mct_decoding_matrix,l_nb_elem);
5726 l_offset_array = l_mcc_record->m_offset_array;
5728 if (l_offset_array) {
5729 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5730 if (l_offset_array->m_data_size != l_data_size) {
5734 l_nb_elem = p_image->numcomps;
5735 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
5736 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5738 if (! l_offset_data ) {
5742 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5744 l_tccp = p_tcp->tccps;
5745 l_current_offset_data = l_offset_data;
5747 for (i=0;i<p_image->numcomps;++i) {
5748 l_tccp->m_dc_level_shift = (OPJ_INT32)*(l_current_offset_data++);
5752 opj_free(l_offset_data);
5758 OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5759 struct opj_stream_private *p_stream,
5760 struct opj_event_mgr * p_manager )
5763 OPJ_UINT32 l_cbd_size;
5764 OPJ_BYTE * l_current_data = 00;
5765 opj_image_t *l_image = 00;
5766 opj_image_comp_t * l_comp = 00;
5769 assert(p_j2k != 00);
5770 assert(p_manager != 00);
5771 assert(p_stream != 00);
5773 l_image = p_j2k->m_private_image;
5774 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5776 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5777 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5778 if (! new_header_tile_data) {
5779 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5780 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5781 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5782 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5785 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5786 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5789 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5791 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5792 l_current_data += 2;
5794 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5795 l_current_data += 2;
5797 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5800 l_comp = l_image->comps;
5802 for (i=0;i<l_image->numcomps;++i) {
5803 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5809 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_cbd_size,p_manager) != l_cbd_size) {
5817 * Reads a CBD marker (Component bit depth definition)
5818 * @param p_header_data the data contained in the CBD box.
5819 * @param p_j2k the jpeg2000 codec.
5820 * @param p_header_size the size of the data contained in the CBD marker.
5821 * @param p_manager the user event manager.
5823 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5824 OPJ_BYTE * p_header_data,
5825 OPJ_UINT32 p_header_size,
5826 opj_event_mgr_t * p_manager
5829 OPJ_UINT32 l_nb_comp,l_num_comp;
5830 OPJ_UINT32 l_comp_def;
5832 opj_image_comp_t * l_comp = 00;
5835 assert(p_header_data != 00);
5836 assert(p_j2k != 00);
5837 assert(p_manager != 00);
5839 l_num_comp = p_j2k->m_private_image->numcomps;
5841 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5842 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5846 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5849 if (l_nb_comp != l_num_comp) {
5850 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5854 l_comp = p_j2k->m_private_image->comps;
5855 for (i=0;i<l_num_comp;++i) {
5856 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5858 l_comp->sgnd = (l_comp_def>>7) & 1;
5859 l_comp->prec = (l_comp_def&0x7f) + 1;
5866 /* ----------------------------------------------------------------------- */
5867 /* J2K / JPT decoder interface */
5868 /* ----------------------------------------------------------------------- */
5870 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5872 if(j2k && parameters) {
5873 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5874 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5877 j2k->m_cp.correct = parameters->jpwl_correct;
5878 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5879 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5880 #endif /* USE_JPWL */
5884 /* ----------------------------------------------------------------------- */
5885 /* J2K encoder interface */
5886 /* ----------------------------------------------------------------------- */
5888 opj_j2k_t* opj_j2k_create_compress(void)
5890 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
5896 l_j2k->m_is_decoder = 0;
5897 l_j2k->m_cp.m_is_decoder = 0;
5899 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
5900 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5901 opj_j2k_destroy(l_j2k);
5905 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
5907 /* validation list creation*/
5908 l_j2k->m_validation_list = opj_procedure_list_create();
5909 if (! l_j2k->m_validation_list) {
5910 opj_j2k_destroy(l_j2k);
5914 /* execution list creation*/
5915 l_j2k->m_procedure_list = opj_procedure_list_create();
5916 if (! l_j2k->m_procedure_list) {
5917 opj_j2k_destroy(l_j2k);
5924 int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
5929 POC[0].resno1 = (OPJ_UINT32)(numres-1);
5931 POC[0].prg1 = OPJ_CPRL;
5933 POC[1].resno0 = (OPJ_UINT32)(numres-1);
5936 POC[1].resno1 = (OPJ_UINT32)numres;
5938 POC[1].prg1 = OPJ_CPRL;
5942 void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
5944 /* Configure cinema parameters */
5948 parameters->tile_size_on = OPJ_FALSE;
5949 parameters->cp_tdx=1;
5950 parameters->cp_tdy=1;
5952 /* One tile part for each component */
5953 parameters->tp_flag = 'C';
5954 parameters->tp_on = 1;
5956 /* Tile and Image shall be at (0,0) */
5957 parameters->cp_tx0 = 0;
5958 parameters->cp_ty0 = 0;
5959 parameters->image_offset_x0 = 0;
5960 parameters->image_offset_y0 = 0;
5962 /* Codeblock size= 32*32 */
5963 parameters->cblockw_init = 32;
5964 parameters->cblockh_init = 32;
5966 /* Codeblock style: no mode switch enabled */
5967 parameters->mode = 0;
5970 parameters->roi_compno = -1;
5972 /* No subsampling */
5973 parameters->subsampling_dx = 1;
5974 parameters->subsampling_dy = 1;
5977 parameters->irreversible = 1;
5979 /* Number of layers */
5980 if (parameters->tcp_numlayers > 1){
5981 opj_event_msg(p_manager, EVT_WARNING,
5982 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
5983 "1 single quality layer"
5984 "-> Number of layers forced to 1 (rather than %d)\n"
5985 "-> Rate of the last layer (%3.1f) will be used",
5986 parameters->tcp_numlayers, parameters->tcp_rates[parameters->tcp_numlayers-1]);
5987 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers-1];
5988 parameters->tcp_numlayers = 1;
5991 /* Resolution levels */
5992 switch (parameters->rsiz){
5993 case OPJ_PROFILE_CINEMA_2K:
5994 if(parameters->numresolution > 6){
5995 opj_event_msg(p_manager, EVT_WARNING,
5996 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
5997 "Number of decomposition levels <= 5\n"
5998 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
5999 parameters->numresolution+1);
6000 parameters->numresolution = 6;
6003 case OPJ_PROFILE_CINEMA_4K:
6004 if(parameters->numresolution < 2){
6005 opj_event_msg(p_manager, EVT_WARNING,
6006 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6007 "Number of decomposition levels >= 1 && <= 6\n"
6008 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6009 parameters->numresolution+1);
6010 parameters->numresolution = 1;
6011 }else if(parameters->numresolution > 7){
6012 opj_event_msg(p_manager, EVT_WARNING,
6013 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6014 "Number of decomposition levels >= 1 && <= 6\n"
6015 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6016 parameters->numresolution+1);
6017 parameters->numresolution = 7;
6025 parameters->csty |= 0x01;
6026 parameters->res_spec = parameters->numresolution-1;
6027 for (i = 0; i<parameters->res_spec; i++) {
6028 parameters->prcw_init[i] = 256;
6029 parameters->prch_init[i] = 256;
6032 /* The progression order shall be CPRL */
6033 parameters->prog_order = OPJ_CPRL;
6035 /* Progression order changes for 4K, disallowed for 2K */
6036 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6037 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
6039 parameters->numpocs = 0;
6042 /* Limited bit-rate */
6043 parameters->cp_disto_alloc = 1;
6044 if (parameters->max_cs_size <= 0) {
6045 /* No rate has been introduced, 24 fps is assumed */
6046 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6047 opj_event_msg(p_manager, EVT_WARNING,
6048 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6049 "Maximum 1302083 compressed bytes @ 24fps\n"
6050 "As no rate has been given, this limit will be used.\n");
6051 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6052 opj_event_msg(p_manager, EVT_WARNING,
6053 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6054 "Maximum 1302083 compressed bytes @ 24fps\n"
6055 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6056 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6059 if (parameters->max_comp_size <= 0) {
6060 /* No rate has been introduced, 24 fps is assumed */
6061 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6062 opj_event_msg(p_manager, EVT_WARNING,
6063 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6064 "Maximum 1041666 compressed bytes @ 24fps\n"
6065 "As no rate has been given, this limit will be used.\n");
6066 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6067 opj_event_msg(p_manager, EVT_WARNING,
6068 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6069 "Maximum 1041666 compressed bytes @ 24fps\n"
6070 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6071 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6074 parameters->tcp_rates[0] = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6075 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6079 OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager)
6083 /* Number of components */
6084 if (image->numcomps != 3){
6085 opj_event_msg(p_manager, EVT_WARNING,
6086 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6088 "-> Number of components of input image (%d) is not compliant\n"
6089 "-> Non-profile-3 codestream will be generated\n",
6095 for (i = 0; i < image->numcomps; i++) {
6096 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
6097 char signed_str[] = "signed";
6098 char unsigned_str[] = "unsigned";
6099 char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
6100 opj_event_msg(p_manager, EVT_WARNING,
6101 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6102 "Precision of each component shall be 12 bits unsigned"
6103 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6104 "-> Non-profile-3 codestream will be generated\n",
6105 i,image->comps[i].bpp, tmp_str);
6112 case OPJ_PROFILE_CINEMA_2K:
6113 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
6114 opj_event_msg(p_manager, EVT_WARNING,
6115 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6116 "width <= 2048 and height <= 1080\n"
6117 "-> Input image size %d x %d is not compliant\n"
6118 "-> Non-profile-3 codestream will be generated\n",
6119 image->comps[0].w,image->comps[0].h);
6123 case OPJ_PROFILE_CINEMA_4K:
6124 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
6125 opj_event_msg(p_manager, EVT_WARNING,
6126 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6127 "width <= 4096 and height <= 2160\n"
6128 "-> Image size %d x %d is not compliant\n"
6129 "-> Non-profile-4 codestream will be generated\n",
6130 image->comps[0].w,image->comps[0].h);
6141 OPJ_BOOL opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
6142 opj_cparameters_t *parameters,
6144 opj_event_mgr_t * p_manager)
6146 OPJ_UINT32 i, j, tileno, numpocs_tile;
6149 if(!p_j2k || !parameters || ! image) {
6153 if ((parameters->numresolution <= 0) || (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6154 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of resolutions : %d not in range [1,%d]\n", parameters->numresolution, OPJ_J2K_MAXRLVLS);
6158 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6159 cp = &(p_j2k->m_cp);
6161 /* set default values for cp */
6165 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6166 if (parameters->rsiz == OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6167 OPJ_BOOL deprecated_used = OPJ_FALSE;
6168 switch (parameters->cp_cinema){
6169 case OPJ_CINEMA2K_24:
6170 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6171 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6172 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6173 deprecated_used = OPJ_TRUE;
6175 case OPJ_CINEMA2K_48:
6176 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6177 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6178 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6179 deprecated_used = OPJ_TRUE;
6181 case OPJ_CINEMA4K_24:
6182 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6183 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6184 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6185 deprecated_used = OPJ_TRUE;
6191 switch (parameters->cp_rsiz){
6193 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6194 deprecated_used = OPJ_TRUE;
6197 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6198 deprecated_used = OPJ_TRUE;
6201 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6202 deprecated_used = OPJ_TRUE;
6207 if (deprecated_used) {
6208 opj_event_msg(p_manager, EVT_WARNING,
6209 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6210 "Please consider using only the rsiz field\n"
6211 "See openjpeg.h documentation for more details\n");
6215 /* see if max_codestream_size does limit input rate */
6216 if (parameters->max_cs_size <= 0) {
6217 if (parameters->tcp_rates[parameters->tcp_numlayers-1] > 0) {
6218 OPJ_FLOAT32 temp_size;
6219 temp_size =(OPJ_FLOAT32)(image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6220 (parameters->tcp_rates[parameters->tcp_numlayers-1] * 8 * (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6221 parameters->max_cs_size = (int) floor(temp_size);
6223 parameters->max_cs_size = 0;
6226 OPJ_FLOAT32 temp_rate;
6227 OPJ_BOOL cap = OPJ_FALSE;
6228 temp_rate = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6229 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6230 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6231 if (parameters->tcp_rates[i] < temp_rate) {
6232 parameters->tcp_rates[i] = temp_rate;
6237 opj_event_msg(p_manager, EVT_WARNING,
6238 "The desired maximum codestream size has limited\n"
6239 "at least one of the desired quality layers\n");
6243 /* Manage profiles and applications and set RSIZ */
6244 /* set cinema parameters if required */
6245 if (OPJ_IS_CINEMA(parameters->rsiz)){
6246 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6247 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)){
6248 opj_event_msg(p_manager, EVT_WARNING,
6249 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6250 parameters->rsiz = OPJ_PROFILE_NONE;
6252 opj_j2k_set_cinema_parameters(parameters,image,p_manager);
6253 if (!opj_j2k_is_cinema_compliant(image,parameters->rsiz,p_manager)) {
6254 parameters->rsiz = OPJ_PROFILE_NONE;
6257 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6258 opj_event_msg(p_manager, EVT_WARNING,
6259 "JPEG 2000 Long Term Storage profile not yet supported\n");
6260 parameters->rsiz = OPJ_PROFILE_NONE;
6261 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6262 opj_event_msg(p_manager, EVT_WARNING,
6263 "JPEG 2000 Broadcast profiles not yet supported\n");
6264 parameters->rsiz = OPJ_PROFILE_NONE;
6265 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6266 opj_event_msg(p_manager, EVT_WARNING,
6267 "JPEG 2000 IMF profiles not yet supported\n");
6268 parameters->rsiz = OPJ_PROFILE_NONE;
6269 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6270 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6271 opj_event_msg(p_manager, EVT_WARNING,
6272 "JPEG 2000 Part-2 profile defined\n"
6273 "but no Part-2 extension enabled.\n"
6274 "Profile set to NONE.\n");
6275 parameters->rsiz = OPJ_PROFILE_NONE;
6276 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6277 opj_event_msg(p_manager, EVT_WARNING,
6278 "Unsupported Part-2 extension enabled\n"
6279 "Profile set to NONE.\n");
6280 parameters->rsiz = OPJ_PROFILE_NONE;
6285 copy user encoding parameters
6287 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)parameters->max_comp_size;
6288 cp->rsiz = parameters->rsiz;
6289 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)parameters->cp_disto_alloc & 1u;
6290 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)parameters->cp_fixed_alloc & 1u;
6291 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)parameters->cp_fixed_quality & 1u;
6293 /* mod fixed_quality */
6294 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6295 size_t array_size = (size_t)parameters->tcp_numlayers * (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6296 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6297 if (!cp->m_specific_param.m_enc.m_matrice) {
6298 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of user encoding parameters matrix \n");
6301 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
6305 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6306 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6309 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6310 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6312 /* comment string */
6313 if(parameters->cp_comment) {
6314 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6316 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of comment string\n");
6319 strcpy(cp->comment, parameters->cp_comment);
6321 /* Create default comment for codestream */
6322 const char comment[] = "Created by OpenJPEG version ";
6323 const size_t clen = strlen(comment);
6324 const char *version = opj_version();
6328 cp->comment = (char*)opj_malloc(clen+strlen(version)+11);
6330 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6333 sprintf(cp->comment,"%s%s with JPWL", comment, version);
6335 cp->comment = (char*)opj_malloc(clen+strlen(version)+1);
6337 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6340 sprintf(cp->comment,"%s%s", comment, version);
6346 calculate other encoding parameters
6349 if (parameters->tile_size_on) {
6350 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0), (OPJ_INT32)cp->tdx);
6351 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0), (OPJ_INT32)cp->tdy);
6353 cp->tdx = image->x1 - cp->tx0;
6354 cp->tdy = image->y1 - cp->ty0;
6357 if (parameters->tp_on) {
6358 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6359 cp->m_specific_param.m_enc.m_tp_on = 1;
6364 calculate JPWL encoding parameters
6367 if (parameters->jpwl_epc_on) {
6371 cp->epc_on = OPJ_TRUE;
6372 cp->info_on = OPJ_FALSE; /* no informative technique */
6375 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6376 cp->epb_on = OPJ_TRUE;
6378 cp->hprot_MH = parameters->jpwl_hprot_MH;
6379 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6380 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6381 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6383 /* if tile specs are not specified, copy MH specs */
6384 if (cp->hprot_TPH[0] == -1) {
6385 cp->hprot_TPH_tileno[0] = 0;
6386 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6388 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6389 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6390 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6391 cp->pprot[i] = parameters->jpwl_pprot[i];
6395 /* set ESD writing */
6396 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6397 cp->esd_on = OPJ_TRUE;
6399 cp->sens_size = parameters->jpwl_sens_size;
6400 cp->sens_addr = parameters->jpwl_sens_addr;
6401 cp->sens_range = parameters->jpwl_sens_range;
6403 cp->sens_MH = parameters->jpwl_sens_MH;
6404 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6405 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6406 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6410 /* always set RED writing to false: we are at the encoder */
6411 cp->red_on = OPJ_FALSE;
6414 cp->epc_on = OPJ_FALSE;
6416 #endif /* USE_JPWL */
6418 /* initialize the mutiple tiles */
6419 /* ---------------------------- */
6420 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6422 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile coding parameters\n");
6425 if (parameters->numpocs) {
6426 /* initialisation of POC */
6427 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, (OPJ_UINT32)parameters->numresolution, image->numcomps, (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6428 /* TODO MSD use the return value*/
6431 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6432 opj_tcp_t *tcp = &cp->tcps[tileno];
6433 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6435 for (j = 0; j < tcp->numlayers; j++) {
6436 if(OPJ_IS_CINEMA(cp->rsiz)){
6437 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6438 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6440 tcp->rates[j] = parameters->tcp_rates[j];
6442 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6443 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6445 tcp->rates[j] = parameters->tcp_rates[j];
6450 tcp->csty = (OPJ_UINT32)parameters->csty;
6451 tcp->prg = parameters->prog_order;
6452 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6457 if (parameters->numpocs) {
6458 /* initialisation of POC */
6460 for (i = 0; i < parameters->numpocs; i++) {
6461 if (tileno + 1 == parameters->POC[i].tile ) {
6462 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6464 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6465 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6466 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6467 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6468 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6469 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6470 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6476 tcp->numpocs = numpocs_tile -1 ;
6481 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6483 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile component coding parameters\n");
6486 if (parameters->mct_data) {
6488 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6489 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6490 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
6493 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate temp buffer\n");
6498 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6499 if (! tcp->m_mct_coding_matrix) {
6502 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT coding matrix \n");
6505 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
6506 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
6508 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6509 if (! tcp->m_mct_decoding_matrix) {
6512 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT decoding matrix \n");
6515 if(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps) == OPJ_FALSE) {
6518 opj_event_msg(p_manager, EVT_ERROR, "Failed to inverse encoder MCT decoding matrix \n");
6522 tcp->mct_norms = (OPJ_FLOAT64*)
6523 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
6524 if (! tcp->mct_norms) {
6527 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT norms \n");
6530 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
6533 for (i = 0; i < image->numcomps; i++) {
6534 opj_tccp_t *tccp = &tcp->tccps[i];
6535 tccp->m_dc_level_shift = l_dc_shift[i];
6538 if (opj_j2k_setup_mct_encoding(tcp,image) == OPJ_FALSE) {
6539 /* free will be handled by opj_j2k_destroy */
6540 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
6545 if(tcp->mct==1 && image->numcomps == 3) { /* RGB->YCC MCT is enabled */
6546 if ((image->comps[0].dx != image->comps[1].dx) ||
6547 (image->comps[0].dx != image->comps[2].dx) ||
6548 (image->comps[0].dy != image->comps[1].dy) ||
6549 (image->comps[0].dy != image->comps[2].dy)) {
6550 opj_event_msg(p_manager, EVT_WARNING, "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
6554 for (i = 0; i < image->numcomps; i++) {
6555 opj_tccp_t *tccp = &tcp->tccps[i];
6556 opj_image_comp_t * l_comp = &(image->comps[i]);
6558 if (! l_comp->sgnd) {
6559 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
6564 for (i = 0; i < image->numcomps; i++) {
6565 opj_tccp_t *tccp = &tcp->tccps[i];
6567 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
6568 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
6569 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6570 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6571 tccp->cblksty = (OPJ_UINT32)parameters->mode;
6572 tccp->qmfbid = parameters->irreversible ? 0 : 1;
6573 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
6576 if ((OPJ_INT32)i == parameters->roi_compno) {
6577 tccp->roishift = parameters->roi_shift;
6582 if (parameters->csty & J2K_CCP_CSTY_PRT) {
6583 OPJ_INT32 p = 0, it_res;
6584 assert( tccp->numresolutions > 0 );
6585 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
6586 if (p < parameters->res_spec) {
6588 if (parameters->prcw_init[p] < 1) {
6589 tccp->prcw[it_res] = 1;
6591 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
6594 if (parameters->prch_init[p] < 1) {
6595 tccp->prch[it_res] = 1;
6597 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
6601 OPJ_INT32 res_spec = parameters->res_spec;
6602 OPJ_INT32 size_prcw = 0;
6603 OPJ_INT32 size_prch = 0;
6605 assert(res_spec>0); /* issue 189 */
6606 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6607 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6610 if (size_prcw < 1) {
6611 tccp->prcw[it_res] = 1;
6613 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
6616 if (size_prch < 1) {
6617 tccp->prch[it_res] = 1;
6619 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
6623 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6626 for (j = 0; j < tccp->numresolutions; j++) {
6632 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6636 if (parameters->mct_data) {
6637 opj_free(parameters->mct_data);
6638 parameters->mct_data = 00;
6643 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6645 assert(cstr_index != 00);
6647 /* expand the list? */
6648 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6649 opj_marker_info_t *new_marker;
6650 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->maxmarknum);
6651 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6653 opj_free(cstr_index->marker);
6654 cstr_index->marker = NULL;
6655 cstr_index->maxmarknum = 0;
6656 cstr_index->marknum = 0;
6657 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6660 cstr_index->marker = new_marker;
6663 /* add the marker */
6664 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6665 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6666 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6667 cstr_index->marknum++;
6671 static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6673 assert(cstr_index != 00);
6674 assert(cstr_index->tile_index != 00);
6676 /* expand the list? */
6677 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6678 opj_marker_info_t *new_marker;
6679 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
6680 new_marker = (opj_marker_info_t *) opj_realloc(
6681 cstr_index->tile_index[tileno].marker,
6682 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6684 opj_free(cstr_index->tile_index[tileno].marker);
6685 cstr_index->tile_index[tileno].marker = NULL;
6686 cstr_index->tile_index[tileno].maxmarknum = 0;
6687 cstr_index->tile_index[tileno].marknum = 0;
6688 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6691 cstr_index->tile_index[tileno].marker = new_marker;
6694 /* add the marker */
6695 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6696 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6697 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6698 cstr_index->tile_index[tileno].marknum++;
6700 if (type == J2K_MS_SOT) {
6701 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6703 if (cstr_index->tile_index[tileno].tp_index)
6704 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6711 * -----------------------------------------------------------------------
6712 * -----------------------------------------------------------------------
6713 * -----------------------------------------------------------------------
6716 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6717 opj_stream_private_t *p_stream,
6718 opj_event_mgr_t * p_manager
6727 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6729 opj_image_t** p_image,
6730 opj_event_mgr_t* p_manager )
6733 assert(p_j2k != 00);
6734 assert(p_stream != 00);
6735 assert(p_manager != 00);
6737 /* create an empty image header */
6738 p_j2k->m_private_image = opj_image_create0();
6739 if (! p_j2k->m_private_image) {
6743 /* customization of the validation */
6744 opj_j2k_setup_decoding_validation(p_j2k);
6746 /* validation of the parameters codec */
6747 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6748 opj_image_destroy(p_j2k->m_private_image);
6749 p_j2k->m_private_image = NULL;
6753 /* customization of the encoding */
6754 opj_j2k_setup_header_reading(p_j2k);
6757 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6758 opj_image_destroy(p_j2k->m_private_image);
6759 p_j2k->m_private_image = NULL;
6763 *p_image = opj_image_create0();
6768 /* Copy codestream image information to the output image */
6769 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6771 /*Allocate and initialize some elements of codestrem index*/
6772 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6779 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6782 assert(p_j2k != 00);
6784 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6786 /* DEVELOPER CORNER, add your custom procedures */
6787 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6791 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6794 assert(p_j2k != 00);
6796 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6797 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6798 /* DEVELOPER CORNER, add your custom validation procedure */
6802 OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6803 opj_stream_private_t *p_stream,
6804 opj_event_mgr_t * p_manager )
6806 OPJ_BOOL l_is_valid = OPJ_TRUE;
6810 assert(p_j2k != 00);
6811 assert(p_stream != 00);
6812 assert(p_manager != 00);
6814 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6815 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6816 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6818 for (i=0;i<l_nb_tiles;++i) {
6819 if (l_tcp->mct == 2) {
6820 opj_tccp_t * l_tccp = l_tcp->tccps;
6821 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6823 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6824 l_is_valid &= ! (l_tccp->qmfbid & 1);
6835 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6838 OPJ_UINT32 l_indix = 1;
6839 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6840 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6841 OPJ_UINT32 l_mct_size,l_nb_elem;
6842 OPJ_FLOAT32 * l_data, * l_current_data;
6843 opj_tccp_t * l_tccp;
6846 assert(p_tcp != 00);
6848 if (p_tcp->mct != 2) {
6852 if (p_tcp->m_mct_decoding_matrix) {
6853 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6854 opj_mct_data_t *new_mct_records;
6855 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6857 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
6858 if (! new_mct_records) {
6859 opj_free(p_tcp->m_mct_records);
6860 p_tcp->m_mct_records = NULL;
6861 p_tcp->m_nb_max_mct_records = 0;
6862 p_tcp->m_nb_mct_records = 0;
6863 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6866 p_tcp->m_mct_records = new_mct_records;
6867 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6869 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6871 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6873 if (l_mct_deco_data->m_data) {
6874 opj_free(l_mct_deco_data->m_data);
6875 l_mct_deco_data->m_data = 00;
6878 l_mct_deco_data->m_index = l_indix++;
6879 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6880 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6881 l_nb_elem = p_image->numcomps * p_image->numcomps;
6882 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6883 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6885 if (! l_mct_deco_data->m_data) {
6889 j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](p_tcp->m_mct_decoding_matrix,l_mct_deco_data->m_data,l_nb_elem);
6891 l_mct_deco_data->m_data_size = l_mct_size;
6892 ++p_tcp->m_nb_mct_records;
6895 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6896 opj_mct_data_t *new_mct_records;
6897 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6898 new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
6899 if (! new_mct_records) {
6900 opj_free(p_tcp->m_mct_records);
6901 p_tcp->m_mct_records = NULL;
6902 p_tcp->m_nb_max_mct_records = 0;
6903 p_tcp->m_nb_mct_records = 0;
6904 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6907 p_tcp->m_mct_records = new_mct_records;
6908 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6910 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6912 if (l_mct_deco_data) {
6913 l_mct_deco_data = l_mct_offset_data - 1;
6917 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6919 if (l_mct_offset_data->m_data) {
6920 opj_free(l_mct_offset_data->m_data);
6921 l_mct_offset_data->m_data = 00;
6924 l_mct_offset_data->m_index = l_indix++;
6925 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6926 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6927 l_nb_elem = p_image->numcomps;
6928 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6929 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6931 if (! l_mct_offset_data->m_data) {
6935 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6937 opj_free(l_mct_offset_data->m_data);
6938 l_mct_offset_data->m_data = 00;
6942 l_tccp = p_tcp->tccps;
6943 l_current_data = l_data;
6945 for (i=0;i<l_nb_elem;++i) {
6946 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
6950 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
6954 l_mct_offset_data->m_data_size = l_mct_size;
6956 ++p_tcp->m_nb_mct_records;
6958 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
6959 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6960 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6961 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6962 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
6963 if (! new_mcc_records) {
6964 opj_free(p_tcp->m_mcc_records);
6965 p_tcp->m_mcc_records = NULL;
6966 p_tcp->m_nb_max_mcc_records = 0;
6967 p_tcp->m_nb_mcc_records = 0;
6968 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6971 p_tcp->m_mcc_records = new_mcc_records;
6972 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6973 memset(l_mcc_data ,0,(p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
6977 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6978 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
6979 l_mcc_data->m_is_irreversible = 1;
6980 l_mcc_data->m_nb_comps = p_image->numcomps;
6981 l_mcc_data->m_index = l_indix++;
6982 l_mcc_data->m_offset_array = l_mct_offset_data;
6983 ++p_tcp->m_nb_mcc_records;
6988 OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
6989 opj_stream_private_t *p_stream,
6990 opj_event_mgr_t * p_manager )
6992 /* add here initialization of cp
6993 copy paste of setup_decoder */
7000 OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
7001 opj_stream_private_t *p_stream,
7002 opj_event_mgr_t * p_manager )
7004 /* add here initialization of cp
7005 copy paste of setup_encoder */
7012 OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
7013 opj_stream_private_t *p_stream,
7014 opj_event_mgr_t * p_manager )
7016 OPJ_BOOL l_is_valid = OPJ_TRUE;
7019 assert(p_j2k != 00);
7020 assert(p_stream != 00);
7021 assert(p_manager != 00);
7023 /* STATE checking */
7024 /* make sure the state is at 0 */
7025 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7027 /* POINTER validation */
7028 /* make sure a p_j2k codec is present */
7029 l_is_valid &= (p_j2k->m_procedure_list != 00);
7030 /* make sure a validation list is present */
7031 l_is_valid &= (p_j2k->m_validation_list != 00);
7033 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7034 /* 33 (32) would always fail the 2 checks below (if a cast to 64bits was done) */
7035 /* 32 (31) would always fail the 2 checks below (if a cast to 64bits was done) */
7036 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 31 ? */
7037 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) || (p_j2k->m_cp.tcps->tccps->numresolutions > 31)) {
7038 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7042 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
7043 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7047 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
7048 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7052 /* PARAMETER VALIDATION */
7056 OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
7057 opj_stream_private_t *p_stream,
7058 opj_event_mgr_t * p_manager
7061 OPJ_BOOL l_is_valid = OPJ_TRUE;
7064 assert(p_j2k != 00);
7065 assert(p_stream != 00);
7066 assert(p_manager != 00);
7068 /* STATE checking */
7069 /* make sure the state is at 0 */
7071 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7073 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7075 /* POINTER validation */
7076 /* make sure a p_j2k codec is present */
7077 /* make sure a procedure list is present */
7078 l_is_valid &= (p_j2k->m_procedure_list != 00);
7079 /* make sure a validation list is present */
7080 l_is_valid &= (p_j2k->m_validation_list != 00);
7082 /* PARAMETER VALIDATION */
7086 OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
7087 opj_stream_private_t *p_stream,
7088 opj_event_mgr_t * p_manager)
7090 OPJ_UINT32 l_current_marker;
7091 OPJ_UINT32 l_marker_size;
7092 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7093 OPJ_BOOL l_has_siz = 0;
7094 OPJ_BOOL l_has_cod = 0;
7095 OPJ_BOOL l_has_qcd = 0;
7098 assert(p_stream != 00);
7099 assert(p_j2k != 00);
7100 assert(p_manager != 00);
7102 /* We enter in the main header */
7103 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7105 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7106 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
7107 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7111 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7112 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7113 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7117 /* Read 2 bytes as the new marker ID */
7118 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7120 /* Try to read until the SOT is detected */
7121 while (l_current_marker != J2K_MS_SOT) {
7123 /* Check if the current marker ID is valid */
7124 if (l_current_marker < 0xff00) {
7125 opj_event_msg(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
7129 /* Get the marker handler from the marker ID */
7130 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7132 /* Manage case where marker is unknown */
7133 if (l_marker_handler->id == J2K_MS_UNK) {
7134 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
7135 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
7139 if (l_current_marker == J2K_MS_SOT)
7140 break; /* SOT marker is detected main header is completely read */
7141 else /* Get the marker handler from the marker ID */
7142 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7145 if (l_marker_handler->id == J2K_MS_SIZ) {
7146 /* Mark required SIZ marker as found */
7149 if (l_marker_handler->id == J2K_MS_COD) {
7150 /* Mark required COD marker as found */
7153 if (l_marker_handler->id == J2K_MS_QCD) {
7154 /* Mark required QCD marker as found */
7158 /* Check if the marker is known and if it is the right place to find it */
7159 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7160 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7164 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7165 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7166 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7170 /* read 2 bytes as the marker size */
7171 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7172 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7174 /* Check if the marker size is compatible with the header data size */
7175 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7176 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7177 if (! new_header_data) {
7178 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7179 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7180 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7181 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7184 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7185 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7188 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7189 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
7190 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7194 /* Read the marker segment with the correct marker handler */
7195 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7196 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
7200 /* Add the marker to the codestream index*/
7201 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7203 l_marker_handler->id,
7204 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7205 l_marker_size + 4 )) {
7206 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7210 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7211 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7212 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7216 /* read 2 bytes as the new marker ID */
7217 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7220 if (l_has_siz == 0) {
7221 opj_event_msg(p_manager, EVT_ERROR, "required SIZ marker not found in main header\n");
7224 if (l_has_cod == 0) {
7225 opj_event_msg(p_manager, EVT_ERROR, "required COD marker not found in main header\n");
7228 if (l_has_qcd == 0) {
7229 opj_event_msg(p_manager, EVT_ERROR, "required QCD marker not found in main header\n");
7233 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7235 /* Position of the last element if the main header */
7236 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7238 /* Next step: read a tile-part header */
7239 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7244 OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
7245 opj_procedure_list_t * p_procedure_list,
7246 opj_stream_private_t *p_stream,
7247 opj_event_mgr_t * p_manager )
7249 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
7250 OPJ_BOOL l_result = OPJ_TRUE;
7251 OPJ_UINT32 l_nb_proc, i;
7254 assert(p_procedure_list != 00);
7255 assert(p_j2k != 00);
7256 assert(p_stream != 00);
7257 assert(p_manager != 00);
7259 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7260 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7262 for (i=0;i<l_nb_proc;++i) {
7263 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
7267 /* and clear the procedure list at the end.*/
7268 opj_procedure_list_clear(p_procedure_list);
7273 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
7274 opj_stream_private_t *p_stream,
7275 opj_event_mgr_t * p_manager
7278 opj_tcp_t * l_tcp = 00;
7279 opj_tcp_t * l_default_tcp = 00;
7280 OPJ_UINT32 l_nb_tiles;
7282 opj_tccp_t *l_current_tccp = 00;
7283 OPJ_UINT32 l_tccp_size;
7284 OPJ_UINT32 l_mct_size;
7285 opj_image_t * l_image;
7286 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
7287 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7288 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7289 OPJ_UINT32 l_offset;
7292 assert(p_j2k != 00);
7293 assert(p_stream != 00);
7294 assert(p_manager != 00);
7296 l_image = p_j2k->m_private_image;
7297 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7298 l_tcp = p_j2k->m_cp.tcps;
7299 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7300 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7301 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
7304 for (i=0; i<l_nb_tiles; ++i) {
7305 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7306 l_current_tccp = l_tcp->tccps;
7307 /*Copy default coding parameters into the current tile coding parameters*/
7308 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7309 /* Initialize some values of the current tile coding parameters*/
7311 l_tcp->ppt_data = 00;
7312 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7313 l_tcp->tccps = l_current_tccp;
7315 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7316 if (l_default_tcp->m_mct_decoding_matrix) {
7317 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7318 if (! l_tcp->m_mct_decoding_matrix ) {
7321 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
7324 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7325 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(opj_mct_data_t);
7326 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7327 if (! l_tcp->m_mct_records) {
7330 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
7332 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7333 l_src_mct_rec = l_default_tcp->m_mct_records;
7334 l_dest_mct_rec = l_tcp->m_mct_records;
7336 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
7338 if (l_src_mct_rec->m_data) {
7340 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7341 if(! l_dest_mct_rec->m_data) {
7344 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
7351 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7352 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(opj_simple_mcc_decorrelation_data_t);
7353 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
7354 if (! l_tcp->m_mcc_records) {
7357 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
7359 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7360 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7361 l_dest_mcc_rec = l_tcp->m_mcc_records;
7363 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
7365 if (l_src_mcc_rec->m_decorrelation_array) {
7366 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records);
7367 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7370 if (l_src_mcc_rec->m_offset_array) {
7371 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records);
7372 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7379 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7380 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
7382 /* Move to next tile cp*/
7386 /* Create the current tile decoder*/
7387 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
7388 if (! p_j2k->m_tcd ) {
7392 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
7393 opj_tcd_destroy(p_j2k->m_tcd);
7395 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7402 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
7404 const opj_dec_memory_marker_handler_t *e;
7405 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
7406 if (e->id == p_id) {
7407 break; /* we find a handler corresponding to the marker ID*/
7413 void opj_j2k_destroy (opj_j2k_t *p_j2k)
7419 if (p_j2k->m_is_decoder) {
7421 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
7422 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7423 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7424 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
7427 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
7428 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7429 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
7430 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7435 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
7436 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
7437 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
7440 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
7441 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
7442 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
7443 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
7446 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
7447 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
7448 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
7449 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
7453 opj_tcd_destroy(p_j2k->m_tcd);
7455 opj_j2k_cp_destroy(&(p_j2k->m_cp));
7456 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
7458 opj_procedure_list_destroy(p_j2k->m_procedure_list);
7459 p_j2k->m_procedure_list = 00;
7461 opj_procedure_list_destroy(p_j2k->m_validation_list);
7462 p_j2k->m_procedure_list = 00;
7464 j2k_destroy_cstr_index(p_j2k->cstr_index);
7465 p_j2k->cstr_index = NULL;
7467 opj_image_destroy(p_j2k->m_private_image);
7468 p_j2k->m_private_image = NULL;
7470 opj_image_destroy(p_j2k->m_output_image);
7471 p_j2k->m_output_image = NULL;
7476 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
7480 if (p_cstr_ind->marker) {
7481 opj_free(p_cstr_ind->marker);
7482 p_cstr_ind->marker = NULL;
7485 if (p_cstr_ind->tile_index) {
7486 OPJ_UINT32 it_tile = 0;
7488 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
7490 if(p_cstr_ind->tile_index[it_tile].packet_index) {
7491 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
7492 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
7495 if(p_cstr_ind->tile_index[it_tile].tp_index){
7496 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
7497 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
7500 if(p_cstr_ind->tile_index[it_tile].marker){
7501 opj_free(p_cstr_ind->tile_index[it_tile].marker);
7502 p_cstr_ind->tile_index[it_tile].marker = NULL;
7507 opj_free( p_cstr_ind->tile_index);
7508 p_cstr_ind->tile_index = NULL;
7511 opj_free(p_cstr_ind);
7515 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
7521 if (p_tcp->ppt_buffer != 00) {
7522 opj_free(p_tcp->ppt_buffer);
7523 p_tcp->ppt_buffer = 00;
7526 if (p_tcp->tccps != 00) {
7527 opj_free(p_tcp->tccps);
7531 if (p_tcp->m_mct_coding_matrix != 00) {
7532 opj_free(p_tcp->m_mct_coding_matrix);
7533 p_tcp->m_mct_coding_matrix = 00;
7536 if (p_tcp->m_mct_decoding_matrix != 00) {
7537 opj_free(p_tcp->m_mct_decoding_matrix);
7538 p_tcp->m_mct_decoding_matrix = 00;
7541 if (p_tcp->m_mcc_records) {
7542 opj_free(p_tcp->m_mcc_records);
7543 p_tcp->m_mcc_records = 00;
7544 p_tcp->m_nb_max_mcc_records = 0;
7545 p_tcp->m_nb_mcc_records = 0;
7548 if (p_tcp->m_mct_records) {
7549 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
7552 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
7553 if (l_mct_data->m_data) {
7554 opj_free(l_mct_data->m_data);
7555 l_mct_data->m_data = 00;
7561 opj_free(p_tcp->m_mct_records);
7562 p_tcp->m_mct_records = 00;
7565 if (p_tcp->mct_norms != 00) {
7566 opj_free(p_tcp->mct_norms);
7567 p_tcp->mct_norms = 00;
7570 opj_j2k_tcp_data_destroy(p_tcp);
7574 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
7576 if (p_tcp->m_data) {
7577 opj_free(p_tcp->m_data);
7578 p_tcp->m_data = NULL;
7579 p_tcp->m_data_size = 0;
7583 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
7585 OPJ_UINT32 l_nb_tiles;
7586 opj_tcp_t * l_current_tile = 00;
7593 if (p_cp->tcps != 00)
7595 l_current_tile = p_cp->tcps;
7596 l_nb_tiles = p_cp->th * p_cp->tw;
7598 for (i = 0; i < l_nb_tiles; ++i)
7600 opj_j2k_tcp_destroy(l_current_tile);
7603 opj_free(p_cp->tcps);
7606 opj_free(p_cp->ppm_buffer);
7607 p_cp->ppm_buffer = 00;
7608 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
7609 opj_free(p_cp->comment);
7611 if (! p_cp->m_is_decoder)
7613 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
7614 p_cp->m_specific_param.m_enc.m_matrice = 00;
7618 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
7619 OPJ_UINT32 * p_tile_index,
7620 OPJ_UINT32 * p_data_size,
7621 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
7622 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
7623 OPJ_UINT32 * p_nb_comps,
7625 opj_stream_private_t *p_stream,
7626 opj_event_mgr_t * p_manager )
7628 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
7629 OPJ_UINT32 l_marker_size;
7630 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7631 opj_tcp_t * l_tcp = NULL;
7632 OPJ_UINT32 l_nb_tiles;
7635 assert(p_stream != 00);
7636 assert(p_j2k != 00);
7637 assert(p_manager != 00);
7639 /* Reach the End Of Codestream ?*/
7640 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7641 l_current_marker = J2K_MS_EOC;
7643 /* We need to encounter a SOT marker (a new tile-part header) */
7644 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7648 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7649 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7651 /* Try to read until the Start Of Data is detected */
7652 while (l_current_marker != J2K_MS_SOD) {
7654 if(opj_stream_get_number_byte_left(p_stream) == 0)
7656 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7660 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7661 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7662 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7666 /* Read 2 bytes from the buffer as the marker size */
7667 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7669 /* Check marker size (does not include marker ID but includes marker size) */
7670 if (l_marker_size < 2) {
7671 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
7675 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
7676 if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) {
7677 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7681 /* Why this condition? FIXME */
7682 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7683 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7685 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7687 /* Get the marker handler from the marker ID */
7688 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7690 /* Check if the marker is known and if it is the right place to find it */
7691 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7692 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7695 /* FIXME manage case of unknown marker as in the main header ? */
7697 /* Check if the marker size is compatible with the header data size */
7698 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7699 OPJ_BYTE *new_header_data = NULL;
7700 /* If we are here, this means we consider this marker as known & we will read it */
7701 /* Check enough bytes left in stream before allocation */
7702 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
7703 opj_event_msg(p_manager, EVT_ERROR, "Marker size inconsistent with stream length\n");
7706 new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7707 if (! new_header_data) {
7708 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7709 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7710 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7711 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7714 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7715 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7718 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7719 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
7720 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7724 if (!l_marker_handler->handler) {
7725 /* See issue #175 */
7726 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7729 /* Read the marker segment with the correct marker handler */
7730 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7731 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7735 /* Add the marker to the codestream index*/
7736 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7738 l_marker_handler->id,
7739 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7740 l_marker_size + 4 )) {
7741 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7745 /* Keep the position of the last SOT marker read */
7746 if ( l_marker_handler->id == J2K_MS_SOT ) {
7747 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7748 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7750 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7754 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7755 /* Skip the rest of the tile part header*/
7756 if (opj_stream_skip(p_stream,p_j2k->m_specific_param.m_decoder.m_sot_length,p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
7757 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7760 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7763 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7764 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7765 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7768 /* Read 2 bytes from the buffer as the new marker ID */
7769 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7772 if(opj_stream_get_number_byte_left(p_stream) == 0
7773 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
7776 /* If we didn't skip data before, we need to read the SOD marker*/
7777 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7778 /* Try to read the SOD marker and skip data ? FIXME */
7779 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7783 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7784 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7785 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7786 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7790 /* Read 2 bytes from buffer as the new marker ID */
7791 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7795 /* Indicate we will try to read a new tile-part header*/
7796 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
7797 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7798 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7800 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7801 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7802 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7806 /* Read 2 bytes from buffer as the new marker ID */
7807 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7811 /* Current marker is the EOC marker ?*/
7812 if (l_current_marker == J2K_MS_EOC) {
7813 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
7814 p_j2k->m_current_tile_number = 0;
7815 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
7820 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
7821 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
7822 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7824 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
7825 ++p_j2k->m_current_tile_number;
7829 if (p_j2k->m_current_tile_number == l_nb_tiles) {
7830 *p_go_on = OPJ_FALSE;
7836 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
7837 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7841 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
7842 p_j2k->m_current_tile_number+1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
7844 *p_tile_index = p_j2k->m_current_tile_number;
7845 *p_go_on = OPJ_TRUE;
7846 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
7847 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
7848 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
7849 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
7850 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
7851 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
7853 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
7858 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
7859 OPJ_UINT32 p_tile_index,
7861 OPJ_UINT32 p_data_size,
7862 opj_stream_private_t *p_stream,
7863 opj_event_mgr_t * p_manager )
7865 OPJ_UINT32 l_current_marker;
7866 OPJ_BYTE l_data [2];
7870 assert(p_stream != 00);
7871 assert(p_j2k != 00);
7872 assert(p_manager != 00);
7874 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
7875 || (p_tile_index != p_j2k->m_current_tile_number) ) {
7879 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
7880 if (! l_tcp->m_data) {
7881 opj_j2k_tcp_destroy(l_tcp);
7885 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
7889 p_j2k->cstr_index) ) {
7890 opj_j2k_tcp_destroy(l_tcp);
7891 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
7892 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
7896 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
7900 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
7901 * we destroy just the data which will be re-read in read_tile_header*/
7902 /*opj_j2k_tcp_destroy(l_tcp);
7903 p_j2k->m_tcd->tcp = 0;*/
7904 opj_j2k_tcp_data_destroy(l_tcp);
7906 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7907 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080u));/* FIXME J2K_DEC_STATE_DATA);*/
7909 if(opj_stream_get_number_byte_left(p_stream) == 0
7910 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){
7914 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
7915 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
7916 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7920 opj_read_bytes(l_data,&l_current_marker,2);
7922 if (l_current_marker == J2K_MS_EOC) {
7923 p_j2k->m_current_tile_number = 0;
7924 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
7926 else if (l_current_marker != J2K_MS_SOT)
7928 if(opj_stream_get_number_byte_left(p_stream) == 0) {
7929 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7930 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
7933 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
7941 OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
7943 OPJ_UINT32 i,j,k = 0;
7944 OPJ_UINT32 l_width_src,l_height_src;
7945 OPJ_UINT32 l_width_dest,l_height_dest;
7946 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
7947 OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
7948 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
7949 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
7950 OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
7952 opj_image_comp_t * l_img_comp_src = 00;
7953 opj_image_comp_t * l_img_comp_dest = 00;
7955 opj_tcd_tilecomp_t * l_tilec = 00;
7956 opj_image_t * l_image_src = 00;
7957 OPJ_UINT32 l_size_comp, l_remaining;
7958 OPJ_INT32 * l_dest_ptr;
7959 opj_tcd_resolution_t* l_res= 00;
7961 l_tilec = p_tcd->tcd_image->tiles->comps;
7962 l_image_src = p_tcd->image;
7963 l_img_comp_src = l_image_src->comps;
7965 l_img_comp_dest = p_output_image->comps;
7967 for (i=0; i<l_image_src->numcomps; i++) {
7969 /* Allocate output component buffer if necessary */
7970 if (!l_img_comp_dest->data) {
7972 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
7973 if (! l_img_comp_dest->data) {
7978 /* Copy info from decoded comp image to output image */
7979 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
7982 /* Compute the precision of the output buffer */
7983 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
7984 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
7985 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
7991 if (l_size_comp == 3) {
7996 /* Current tile component size*/
7998 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
7999 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8002 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8003 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8005 /* Border of the current output component*/
8006 l_x0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->x0, (OPJ_INT32)l_img_comp_dest->factor);
8007 l_y0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->y0, (OPJ_INT32)l_img_comp_dest->factor);
8008 l_x1_dest = l_x0_dest + l_img_comp_dest->w;
8009 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8012 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8013 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8017 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8018 * of the input buffer (decoded tile component) which will be move
8019 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8020 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8021 * by this input area.
8023 assert( l_res->x0 >= 0);
8024 assert( l_res->x1 >= 0);
8025 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
8026 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8027 l_offset_x0_src = 0;
8029 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8030 l_width_dest = l_width_src;
8031 l_offset_x1_src = 0;
8034 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8035 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8039 l_start_x_dest = 0 ;
8040 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8042 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8043 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8044 l_offset_x1_src = 0;
8047 l_width_dest = l_img_comp_dest->w ;
8048 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8052 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
8053 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8054 l_offset_y0_src = 0;
8056 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8057 l_height_dest = l_height_src;
8058 l_offset_y1_src = 0;
8061 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8062 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8066 l_start_y_dest = 0 ;
8067 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8069 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8070 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8071 l_offset_y1_src = 0;
8074 l_height_dest = l_img_comp_dest->h ;
8075 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8079 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
8082 /* testcase 2977.pdf.asan.67.2198 */
8083 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8088 /* Compute the input buffer offset */
8089 l_start_offset_src = l_offset_x0_src + l_offset_y0_src * (OPJ_INT32)l_width_src;
8090 l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
8091 l_end_offset_src = l_offset_y1_src * (OPJ_INT32)l_width_src - l_offset_x0_src;
8093 /* Compute the output buffer offset */
8094 l_start_offset_dest = (OPJ_INT32)(l_start_x_dest + l_start_y_dest * l_img_comp_dest->w);
8095 l_line_offset_dest = (OPJ_INT32)(l_img_comp_dest->w - l_width_dest);
8097 /* Move the output buffer to the first place where we will write*/
8098 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8101 fprintf(stdout, "COMPO[%d]:\n",i);
8102 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
8103 "\t tile offset:%d, %d, %d, %d\n"
8104 "\t buffer offset: %d; %d, %d\n",
8105 l_res->x0, l_res->y0, l_width_src, l_height_src,
8106 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
8107 l_start_offset_src, l_line_offset_src, l_end_offset_src);
8109 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
8110 "\t start offset: %d, line offset= %d\n",
8111 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
8114 switch (l_size_comp) {
8117 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
8118 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
8120 if (l_img_comp_src->sgnd) {
8121 for (j = 0 ; j < l_height_dest ; ++j) {
8122 for ( k = 0 ; k < l_width_dest ; ++k) {
8123 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
8126 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
8127 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
8131 for ( j = 0 ; j < l_height_dest ; ++j ) {
8132 for ( k = 0 ; k < l_width_dest ; ++k) {
8133 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
8136 l_dest_ptr+= l_line_offset_dest;
8137 l_src_ptr += l_line_offset_src;
8141 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
8142 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
8147 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
8148 l_src_ptr += l_start_offset_src;
8150 if (l_img_comp_src->sgnd) {
8151 for (j=0;j<l_height_dest;++j) {
8152 for (k=0;k<l_width_dest;++k) {
8153 *(l_dest_ptr++) = *(l_src_ptr++);
8156 l_dest_ptr+= l_line_offset_dest;
8157 l_src_ptr += l_line_offset_src ;
8161 for (j=0;j<l_height_dest;++j) {
8162 for (k=0;k<l_width_dest;++k) {
8163 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
8166 l_dest_ptr+= l_line_offset_dest;
8167 l_src_ptr += l_line_offset_src ;
8171 l_src_ptr += l_end_offset_src;
8172 p_data = (OPJ_BYTE*) l_src_ptr;
8177 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
8178 l_src_ptr += l_start_offset_src;
8180 for (j=0;j<l_height_dest;++j) {
8181 for (k=0;k<l_width_dest;++k) {
8182 *(l_dest_ptr++) = (*(l_src_ptr++));
8185 l_dest_ptr+= l_line_offset_dest;
8186 l_src_ptr += l_line_offset_src ;
8189 l_src_ptr += l_end_offset_src;
8190 p_data = (OPJ_BYTE*) l_src_ptr;
8203 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
8204 opj_image_t* p_image,
8205 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
8206 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
8207 opj_event_mgr_t * p_manager )
8209 opj_cp_t * l_cp = &(p_j2k->m_cp);
8210 opj_image_t * l_image = p_j2k->m_private_image;
8213 OPJ_INT32 l_comp_x1, l_comp_y1;
8214 opj_image_comp_t* l_img_comp = NULL;
8216 /* Check if we are read the main header */
8217 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
8218 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
8222 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
8223 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
8225 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8226 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8227 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8228 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8234 /* Check if the positions provided by the user are correct */
8237 assert(p_start_x >= 0 );
8238 assert(p_start_y >= 0 );
8240 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
8241 opj_event_msg(p_manager, EVT_ERROR,
8242 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
8243 p_start_x, l_image->x1);
8246 else if ((OPJ_UINT32)p_start_x < l_image->x0){
8247 opj_event_msg(p_manager, EVT_WARNING,
8248 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
8249 p_start_x, l_image->x0);
8250 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8251 p_image->x0 = l_image->x0;
8254 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - l_cp->tx0) / l_cp->tdx;
8255 p_image->x0 = (OPJ_UINT32)p_start_x;
8259 if ((OPJ_UINT32)p_start_y > l_image->y1){
8260 opj_event_msg(p_manager, EVT_ERROR,
8261 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
8262 p_start_y, l_image->y1);
8265 else if ((OPJ_UINT32)p_start_y < l_image->y0){
8266 opj_event_msg(p_manager, EVT_WARNING,
8267 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
8268 p_start_y, l_image->y0);
8269 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8270 p_image->y0 = l_image->y0;
8273 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - l_cp->ty0) / l_cp->tdy;
8274 p_image->y0 = (OPJ_UINT32)p_start_y;
8278 assert((OPJ_UINT32)p_end_x > 0);
8279 assert((OPJ_UINT32)p_end_y > 0);
8280 if ((OPJ_UINT32)p_end_x < l_image->x0) {
8281 opj_event_msg(p_manager, EVT_ERROR,
8282 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
8283 p_end_x, l_image->x0);
8286 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
8287 opj_event_msg(p_manager, EVT_WARNING,
8288 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
8289 p_end_x, l_image->x1);
8290 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8291 p_image->x1 = l_image->x1;
8294 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
8295 p_image->x1 = (OPJ_UINT32)p_end_x;
8299 if ((OPJ_UINT32)p_end_y < l_image->y0) {
8300 opj_event_msg(p_manager, EVT_ERROR,
8301 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
8302 p_end_y, l_image->y0);
8305 if ((OPJ_UINT32)p_end_y > l_image->y1){
8306 opj_event_msg(p_manager, EVT_WARNING,
8307 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
8308 p_end_y, l_image->y1);
8309 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8310 p_image->y1 = l_image->y1;
8313 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
8314 p_image->y1 = (OPJ_UINT32)p_end_y;
8318 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
8320 l_img_comp = p_image->comps;
8321 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
8325 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
8326 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
8327 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
8328 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
8330 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
8331 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
8333 opj_event_msg(p_manager, EVT_ERROR,
8334 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
8338 l_img_comp->w = (OPJ_UINT32)l_w;
8340 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
8341 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
8343 opj_event_msg(p_manager, EVT_ERROR,
8344 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
8348 l_img_comp->h = (OPJ_UINT32)l_h;
8353 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
8354 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
8359 opj_j2k_t* opj_j2k_create_decompress(void)
8361 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
8366 l_j2k->m_is_decoder = 1;
8367 l_j2k->m_cp.m_is_decoder = 1;
8369 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,sizeof(opj_tcp_t));
8370 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
8371 opj_j2k_destroy(l_j2k);
8375 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,OPJ_J2K_DEFAULT_HEADER_SIZE);
8376 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
8377 opj_j2k_destroy(l_j2k);
8381 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
8383 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
8385 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
8387 /* codestream index creation */
8388 l_j2k->cstr_index = opj_j2k_create_cstr_index();
8389 if (!l_j2k->cstr_index){
8390 opj_j2k_destroy(l_j2k);
8394 /* validation list creation */
8395 l_j2k->m_validation_list = opj_procedure_list_create();
8396 if (! l_j2k->m_validation_list) {
8397 opj_j2k_destroy(l_j2k);
8401 /* execution list creation */
8402 l_j2k->m_procedure_list = opj_procedure_list_create();
8403 if (! l_j2k->m_procedure_list) {
8404 opj_j2k_destroy(l_j2k);
8411 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
8413 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
8414 opj_calloc(1,sizeof(opj_codestream_index_t));
8418 cstr_index->maxmarknum = 100;
8419 cstr_index->marknum = 0;
8420 cstr_index->marker = (opj_marker_info_t*)
8421 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
8422 if (!cstr_index-> marker)
8425 cstr_index->tile_index = NULL;
8430 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
8431 OPJ_UINT32 p_tile_no,
8432 OPJ_UINT32 p_comp_no )
8434 opj_cp_t *l_cp = 00;
8435 opj_tcp_t *l_tcp = 00;
8436 opj_tccp_t *l_tccp = 00;
8439 assert(p_j2k != 00);
8441 l_cp = &(p_j2k->m_cp);
8442 l_tcp = &l_cp->tcps[p_tile_no];
8443 l_tccp = &l_tcp->tccps[p_comp_no];
8445 /* preconditions again */
8446 assert(p_tile_no < (l_cp->tw * l_cp->th));
8447 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8449 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8450 return 5 + l_tccp->numresolutions;
8457 OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
8458 OPJ_UINT32 p_tile_no,
8459 OPJ_UINT32 p_comp_no,
8461 OPJ_UINT32 * p_header_size,
8462 struct opj_event_mgr * p_manager )
8465 opj_cp_t *l_cp = 00;
8466 opj_tcp_t *l_tcp = 00;
8467 opj_tccp_t *l_tccp = 00;
8470 assert(p_j2k != 00);
8471 assert(p_header_size != 00);
8472 assert(p_manager != 00);
8473 assert(p_data != 00);
8475 l_cp = &(p_j2k->m_cp);
8476 l_tcp = &l_cp->tcps[p_tile_no];
8477 l_tccp = &l_tcp->tccps[p_comp_no];
8479 /* preconditions again */
8480 assert(p_tile_no < (l_cp->tw * l_cp->th));
8481 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
8483 if (*p_header_size < 5) {
8484 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8488 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
8491 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
8494 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
8497 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
8500 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
8503 *p_header_size = *p_header_size - 5;
8505 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8507 if (*p_header_size < l_tccp->numresolutions) {
8508 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8512 for (i = 0; i < l_tccp->numresolutions; ++i) {
8513 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
8517 *p_header_size = *p_header_size - l_tccp->numresolutions;
8523 OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
8525 OPJ_BYTE * p_header_data,
8526 OPJ_UINT32 * p_header_size,
8527 opj_event_mgr_t * p_manager)
8529 OPJ_UINT32 i, l_tmp;
8530 opj_cp_t *l_cp = NULL;
8531 opj_tcp_t *l_tcp = NULL;
8532 opj_tccp_t *l_tccp = NULL;
8533 OPJ_BYTE * l_current_ptr = NULL;
8536 assert(p_j2k != 00);
8537 assert(p_manager != 00);
8538 assert(p_header_data != 00);
8540 l_cp = &(p_j2k->m_cp);
8541 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
8542 &l_cp->tcps[p_j2k->m_current_tile_number] :
8543 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8545 /* precondition again */
8546 assert(compno < p_j2k->m_private_image->numcomps);
8548 l_tccp = &l_tcp->tccps[compno];
8549 l_current_ptr = p_header_data;
8551 /* make sure room is sufficient */
8552 if (*p_header_size < 5) {
8553 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8557 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
8558 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
8559 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
8560 opj_event_msg(p_manager, EVT_ERROR,
8561 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
8562 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
8567 /* If user wants to remove more resolutions than the codestream contains, return error */
8568 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
8569 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
8570 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
8571 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
8575 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
8579 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
8583 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
8586 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
8589 *p_header_size = *p_header_size - 5;
8591 /* use custom precinct size ? */
8592 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8593 if (*p_header_size < l_tccp->numresolutions) {
8594 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8598 for (i = 0; i < l_tccp->numresolutions; ++i) {
8599 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
8601 l_tccp->prcw[i] = l_tmp & 0xf;
8602 l_tccp->prch[i] = l_tmp >> 4;
8605 *p_header_size = *p_header_size - l_tccp->numresolutions;
8608 /* set default size for the precinct width and height */
8609 for (i = 0; i < l_tccp->numresolutions; ++i) {
8610 l_tccp->prcw[i] = 15;
8611 l_tccp->prch[i] = 15;
8615 #ifdef WIP_REMOVE_MSD
8617 if (p_j2k->cstr_info && compno == 0) {
8618 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
8620 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
8621 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
8622 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
8623 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
8624 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
8626 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
8627 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
8635 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
8639 opj_cp_t *l_cp = NULL;
8640 opj_tcp_t *l_tcp = NULL;
8641 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
8642 OPJ_UINT32 l_prc_size;
8645 assert(p_j2k != 00);
8647 l_cp = &(p_j2k->m_cp);
8648 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
8649 &l_cp->tcps[p_j2k->m_current_tile_number] :
8650 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8652 l_ref_tccp = &l_tcp->tccps[0];
8653 l_copied_tccp = l_ref_tccp + 1;
8654 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
8656 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
8657 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
8658 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
8659 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
8660 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
8661 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
8662 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
8663 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
8668 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
8669 OPJ_UINT32 p_tile_no,
8670 OPJ_UINT32 p_comp_no )
8672 OPJ_UINT32 l_num_bands;
8674 opj_cp_t *l_cp = 00;
8675 opj_tcp_t *l_tcp = 00;
8676 opj_tccp_t *l_tccp = 00;
8679 assert(p_j2k != 00);
8681 l_cp = &(p_j2k->m_cp);
8682 l_tcp = &l_cp->tcps[p_tile_no];
8683 l_tccp = &l_tcp->tccps[p_comp_no];
8685 /* preconditions again */
8686 assert(p_tile_no < l_cp->tw * l_cp->th);
8687 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8689 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8691 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8692 return 1 + l_num_bands;
8695 return 1 + 2*l_num_bands;
8699 OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8700 OPJ_UINT32 p_tile_no,
8701 OPJ_UINT32 p_comp_no,
8703 OPJ_UINT32 * p_header_size,
8704 struct opj_event_mgr * p_manager )
8706 OPJ_UINT32 l_header_size;
8707 OPJ_UINT32 l_band_no, l_num_bands;
8708 OPJ_UINT32 l_expn,l_mant;
8710 opj_cp_t *l_cp = 00;
8711 opj_tcp_t *l_tcp = 00;
8712 opj_tccp_t *l_tccp = 00;
8715 assert(p_j2k != 00);
8716 assert(p_header_size != 00);
8717 assert(p_manager != 00);
8718 assert(p_data != 00);
8720 l_cp = &(p_j2k->m_cp);
8721 l_tcp = &l_cp->tcps[p_tile_no];
8722 l_tccp = &l_tcp->tccps[p_comp_no];
8724 /* preconditions again */
8725 assert(p_tile_no < l_cp->tw * l_cp->th);
8726 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8728 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8730 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8731 l_header_size = 1 + l_num_bands;
8733 if (*p_header_size < l_header_size) {
8734 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8738 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8741 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8742 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8743 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8748 l_header_size = 1 + 2*l_num_bands;
8750 if (*p_header_size < l_header_size) {
8751 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8755 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8758 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8759 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8760 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
8762 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
8767 *p_header_size = *p_header_size - l_header_size;
8772 OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
8773 OPJ_UINT32 p_comp_no,
8774 OPJ_BYTE* p_header_data,
8775 OPJ_UINT32 * p_header_size,
8776 opj_event_mgr_t * p_manager
8780 OPJ_UINT32 l_band_no;
8781 opj_cp_t *l_cp = 00;
8782 opj_tcp_t *l_tcp = 00;
8783 opj_tccp_t *l_tccp = 00;
8784 OPJ_BYTE * l_current_ptr = 00;
8785 OPJ_UINT32 l_tmp, l_num_band;
8788 assert(p_j2k != 00);
8789 assert(p_manager != 00);
8790 assert(p_header_data != 00);
8792 l_cp = &(p_j2k->m_cp);
8793 /* come from tile part header or main header ?*/
8794 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
8795 &l_cp->tcps[p_j2k->m_current_tile_number] :
8796 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8798 /* precondition again*/
8799 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8801 l_tccp = &l_tcp->tccps[p_comp_no];
8802 l_current_ptr = p_header_data;
8804 if (*p_header_size < 1) {
8805 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
8808 *p_header_size -= 1;
8810 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
8813 l_tccp->qntsty = l_tmp & 0x1f;
8814 l_tccp->numgbits = l_tmp >> 5;
8815 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8819 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
8821 (*p_header_size) / 2;
8823 if( l_num_band > OPJ_J2K_MAXBANDS ) {
8824 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
8825 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
8826 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
8827 /*return OPJ_FALSE;*/
8832 if (l_cp->correct) {
8834 /* if JPWL is on, we check whether there are too many subbands */
8835 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
8836 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
8837 "JPWL: bad number of subbands in Sqcx (%d)\n",
8840 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
8843 /* we try to correct */
8845 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
8846 "- setting number of bands to %d => HYPOTHESIS!!!\n",
8851 #endif /* USE_JPWL */
8853 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8854 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8855 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
8857 if (l_band_no < OPJ_J2K_MAXBANDS){
8858 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
8859 l_tccp->stepsizes[l_band_no].mant = 0;
8862 *p_header_size = *p_header_size - l_num_band;
8865 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8866 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
8868 if (l_band_no < OPJ_J2K_MAXBANDS){
8869 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
8870 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
8873 *p_header_size = *p_header_size - 2*l_num_band;
8876 /* Add Antonin : if scalar_derived -> compute other stepsizes */
8877 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8878 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
8879 l_tccp->stepsizes[l_band_no].expn =
8880 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) ?
8881 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
8882 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
8889 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
8892 opj_cp_t *l_cp = NULL;
8893 opj_tcp_t *l_tcp = NULL;
8894 opj_tccp_t *l_ref_tccp = NULL;
8895 opj_tccp_t *l_copied_tccp = NULL;
8899 assert(p_j2k != 00);
8901 l_cp = &(p_j2k->m_cp);
8902 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
8903 &l_cp->tcps[p_j2k->m_current_tile_number] :
8904 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8906 l_ref_tccp = &l_tcp->tccps[0];
8907 l_copied_tccp = l_ref_tccp + 1;
8908 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
8910 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
8911 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
8912 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
8913 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
8918 static void opj_j2k_dump_tile_info( opj_tcp_t * l_default_tile,OPJ_INT32 numcomps,FILE* out_stream)
8924 fprintf(out_stream, "\t default tile {\n");
8925 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
8926 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
8927 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
8928 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
8930 for (compno = 0; compno < numcomps; compno++) {
8931 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8933 OPJ_INT32 bandno, numbands;
8936 fprintf(out_stream, "\t\t comp %d {\n", compno);
8937 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
8938 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
8939 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
8940 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
8941 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
8942 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
8944 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
8945 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
8946 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
8948 fprintf(out_stream, "\n");
8950 /* quantization style*/
8951 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
8952 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
8953 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
8954 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
8955 for (bandno = 0; bandno < numbands; bandno++) {
8956 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
8957 l_tccp->stepsizes[bandno].expn);
8959 fprintf(out_stream, "\n");
8962 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
8964 fprintf(out_stream, "\t\t }\n");
8965 } /*end of component of default tile*/
8966 fprintf(out_stream, "\t }\n"); /*end of default tile*/
8970 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
8972 /* Check if the flag is compatible with j2k file*/
8973 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
8974 fprintf(out_stream, "Wrong flag\n");
8978 /* Dump the image_header */
8979 if (flag & OPJ_IMG_INFO){
8980 if (p_j2k->m_private_image)
8981 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
8984 /* Dump the codestream info from main header */
8985 if (flag & OPJ_J2K_MH_INFO){
8986 opj_j2k_dump_MH_info(p_j2k, out_stream);
8988 /* Dump all tile/codestream info */
8989 if (flag & OPJ_J2K_TCH_INFO){
8990 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8992 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
8993 for (i=0;i<l_nb_tiles;++i) {
8994 opj_j2k_dump_tile_info( l_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
8999 /* Dump the codestream info of the current tile */
9000 if (flag & OPJ_J2K_TH_INFO){
9004 /* Dump the codestream index from main header */
9005 if (flag & OPJ_J2K_MH_IND){
9006 opj_j2k_dump_MH_index(p_j2k, out_stream);
9009 /* Dump the codestream index of the current tile */
9010 if (flag & OPJ_J2K_TH_IND){
9016 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
9018 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
9019 OPJ_UINT32 it_marker, it_tile, it_tile_part;
9021 fprintf(out_stream, "Codestream index from main header: {\n");
9023 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
9024 "\t Main header end position=%" PRIi64 "\n",
9025 cstr_index->main_head_start, cstr_index->main_head_end);
9027 fprintf(out_stream, "\t Marker list: {\n");
9029 if (cstr_index->marker){
9030 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
9031 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9032 cstr_index->marker[it_marker].type,
9033 cstr_index->marker[it_marker].pos,
9034 cstr_index->marker[it_marker].len );
9038 fprintf(out_stream, "\t }\n");
9040 if (cstr_index->tile_index){
9042 /* Simple test to avoid to write empty information*/
9043 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
9044 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9045 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
9048 if (l_acc_nb_of_tile_part)
9050 fprintf(out_stream, "\t Tile index: {\n");
9052 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9053 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
9055 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
9057 if (cstr_index->tile_index[it_tile].tp_index){
9058 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
9059 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
9061 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
9062 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
9063 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
9067 if (cstr_index->tile_index[it_tile].marker){
9068 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
9069 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9070 cstr_index->tile_index[it_tile].marker[it_marker].type,
9071 cstr_index->tile_index[it_tile].marker[it_marker].pos,
9072 cstr_index->tile_index[it_tile].marker[it_marker].len );
9076 fprintf(out_stream,"\t }\n");
9080 fprintf(out_stream,"}\n");
9085 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
9088 fprintf(out_stream, "Codestream info from main header: {\n");
9090 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
9091 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
9092 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
9093 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
9094 fprintf(out_stream, "}\n");
9097 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9102 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
9106 fprintf(out_stream, "Image info {\n");
9107 tab[0] = '\t';tab[1] = '\0';
9110 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
9111 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
9112 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
9114 if (img_header->comps){
9116 for (compno = 0; compno < img_header->numcomps; compno++) {
9117 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
9118 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
9119 fprintf(out_stream,"%s}\n",tab);
9123 fprintf(out_stream, "}\n");
9126 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9131 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
9134 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
9137 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
9138 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
9139 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
9142 fprintf(out_stream, "}\n");
9145 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
9148 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
9149 opj_tcp_t *l_default_tile;
9150 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
9154 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
9156 cstr_info->tx0 = p_j2k->m_cp.tx0;
9157 cstr_info->ty0 = p_j2k->m_cp.ty0;
9158 cstr_info->tdx = p_j2k->m_cp.tdx;
9159 cstr_info->tdy = p_j2k->m_cp.tdy;
9160 cstr_info->tw = p_j2k->m_cp.tw;
9161 cstr_info->th = p_j2k->m_cp.th;
9163 cstr_info->tile_info = NULL; /* Not fill from the main header*/
9165 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
9167 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
9168 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
9169 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
9170 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
9172 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
9173 if (!cstr_info->m_default_tile_info.tccp_info)
9175 opj_destroy_cstr_info(&cstr_info);
9179 for (compno = 0; compno < numcomps; compno++) {
9180 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9181 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
9182 OPJ_INT32 bandno, numbands;
9185 l_tccp_info->csty = l_tccp->csty;
9186 l_tccp_info->numresolutions = l_tccp->numresolutions;
9187 l_tccp_info->cblkw = l_tccp->cblkw;
9188 l_tccp_info->cblkh = l_tccp->cblkh;
9189 l_tccp_info->cblksty = l_tccp->cblksty;
9190 l_tccp_info->qmfbid = l_tccp->qmfbid;
9191 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
9193 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
9194 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
9197 /* quantization style*/
9198 l_tccp_info->qntsty = l_tccp->qntsty;
9199 l_tccp_info->numgbits = l_tccp->numgbits;
9201 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9202 if (numbands < OPJ_J2K_MAXBANDS) {
9203 for (bandno = 0; bandno < numbands; bandno++) {
9204 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].mant;
9205 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].expn;
9210 l_tccp_info->roishift = l_tccp->roishift;
9216 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
9218 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
9219 opj_calloc(1,sizeof(opj_codestream_index_t));
9223 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
9224 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
9225 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
9227 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
9228 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
9229 if (!l_cstr_index->marker){
9230 opj_free( l_cstr_index);
9234 if (p_j2k->cstr_index->marker)
9235 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
9237 opj_free(l_cstr_index->marker);
9238 l_cstr_index->marker = NULL;
9241 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
9242 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
9243 if (!l_cstr_index->tile_index){
9244 opj_free( l_cstr_index->marker);
9245 opj_free( l_cstr_index);
9249 if (!p_j2k->cstr_index->tile_index){
9250 opj_free(l_cstr_index->tile_index);
9251 l_cstr_index->tile_index = NULL;
9254 OPJ_UINT32 it_tile = 0;
9255 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
9258 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
9260 l_cstr_index->tile_index[it_tile].marker =
9261 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
9263 if (!l_cstr_index->tile_index[it_tile].marker) {
9264 OPJ_UINT32 it_tile_free;
9266 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9267 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9270 opj_free( l_cstr_index->tile_index);
9271 opj_free( l_cstr_index->marker);
9272 opj_free( l_cstr_index);
9276 if (p_j2k->cstr_index->tile_index[it_tile].marker)
9277 memcpy( l_cstr_index->tile_index[it_tile].marker,
9278 p_j2k->cstr_index->tile_index[it_tile].marker,
9279 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
9281 opj_free(l_cstr_index->tile_index[it_tile].marker);
9282 l_cstr_index->tile_index[it_tile].marker = NULL;
9285 /* Tile part index*/
9286 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
9288 l_cstr_index->tile_index[it_tile].tp_index =
9289 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
9291 if(!l_cstr_index->tile_index[it_tile].tp_index){
9292 OPJ_UINT32 it_tile_free;
9294 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9295 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9296 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
9299 opj_free( l_cstr_index->tile_index);
9300 opj_free( l_cstr_index->marker);
9301 opj_free( l_cstr_index);
9305 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
9306 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
9307 p_j2k->cstr_index->tile_index[it_tile].tp_index,
9308 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
9311 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
9312 l_cstr_index->tile_index[it_tile].tp_index = NULL;
9315 /* Packet index (NOT USED)*/
9316 l_cstr_index->tile_index[it_tile].nb_packet = 0;
9317 l_cstr_index->tile_index[it_tile].packet_index = NULL;
9322 return l_cstr_index;
9325 OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
9327 OPJ_UINT32 it_tile=0;
9329 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9330 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
9331 if (!p_j2k->cstr_index->tile_index)
9334 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
9335 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
9336 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
9337 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
9338 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
9339 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
9346 OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
9347 opj_stream_private_t *p_stream,
9348 opj_event_mgr_t * p_manager)
9350 OPJ_BOOL l_go_on = OPJ_TRUE;
9351 OPJ_UINT32 l_current_tile_no;
9352 OPJ_UINT32 l_data_size,l_max_data_size;
9353 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9354 OPJ_UINT32 l_nb_comps;
9355 OPJ_BYTE * l_current_data;
9356 OPJ_UINT32 nr_tiles = 0;
9358 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9359 if (! l_current_data) {
9360 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
9363 l_max_data_size = 1000;
9366 if (! opj_j2k_read_tile_header( p_j2k,
9369 &l_tile_x0, &l_tile_y0,
9370 &l_tile_x1, &l_tile_y1,
9375 opj_free(l_current_data);
9383 if (l_data_size > l_max_data_size) {
9384 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9385 if (! l_new_current_data) {
9386 opj_free(l_current_data);
9387 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9390 l_current_data = l_new_current_data;
9391 l_max_data_size = l_data_size;
9394 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9395 opj_free(l_current_data);
9396 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9399 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9401 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9402 opj_free(l_current_data);
9405 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
9407 if(opj_stream_get_number_byte_left(p_stream) == 0
9408 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
9410 if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw)
9414 opj_free(l_current_data);
9420 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
9422 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
9425 assert(p_j2k != 00);
9427 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
9428 /* DEVELOPER CORNER, add your custom procedures */
9433 * Read and decode one tile.
9435 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
9436 opj_stream_private_t *p_stream,
9437 opj_event_mgr_t * p_manager)
9439 OPJ_BOOL l_go_on = OPJ_TRUE;
9440 OPJ_UINT32 l_current_tile_no;
9441 OPJ_UINT32 l_tile_no_to_dec;
9442 OPJ_UINT32 l_data_size,l_max_data_size;
9443 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9444 OPJ_UINT32 l_nb_comps;
9445 OPJ_BYTE * l_current_data;
9447 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9448 if (! l_current_data) {
9449 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
9452 l_max_data_size = 1000;
9454 /*Allocate and initialize some elements of codestrem index if not already done*/
9455 if( !p_j2k->cstr_index->tile_index)
9457 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
9458 opj_free(l_current_data);
9462 /* Move into the codestream to the first SOT used to decode the desired tile */
9463 l_tile_no_to_dec = (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
9464 if (p_j2k->cstr_index->tile_index)
9465 if(p_j2k->cstr_index->tile_index->tp_index)
9467 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
9468 /* the index for this tile has not been built,
9469 * so move to the last SOT read */
9470 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
9471 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9472 opj_free(l_current_data);
9477 if ( !(opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) ) {
9478 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9479 opj_free(l_current_data);
9483 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
9484 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
9485 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9489 if (! opj_j2k_read_tile_header( p_j2k,
9492 &l_tile_x0, &l_tile_y0,
9493 &l_tile_x1, &l_tile_y1,
9498 opj_free(l_current_data);
9506 if (l_data_size > l_max_data_size) {
9507 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9508 if (! l_new_current_data) {
9509 opj_free(l_current_data);
9510 l_current_data = NULL;
9511 /* TODO: LH: why tile numbering policy used in messages differs from
9512 the one used in opj_j2k_decode_tiles() ? */
9513 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
9516 l_current_data = l_new_current_data;
9517 l_max_data_size = l_data_size;
9520 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9521 opj_free(l_current_data);
9524 opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
9526 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9527 opj_free(l_current_data);
9530 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
9532 if(l_current_tile_no == l_tile_no_to_dec)
9534 /* move into the codestream to the the first SOT (FIXME or not move?)*/
9535 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
9536 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9542 opj_event_msg(p_manager, EVT_WARNING, "Tile read, decode and updated is not the desired (%d vs %d).\n", l_current_tile_no, l_tile_no_to_dec);
9547 opj_free(l_current_data);
9553 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
9555 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
9558 assert(p_j2k != 00);
9560 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
9561 /* DEVELOPER CORNER, add your custom procedures */
9565 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
9566 opj_stream_private_t * p_stream,
9567 opj_image_t * p_image,
9568 opj_event_mgr_t * p_manager)
9575 p_j2k->m_output_image = opj_image_create0();
9576 if (! (p_j2k->m_output_image)) {
9579 opj_copy_image_header(p_image, p_j2k->m_output_image);
9581 /* customization of the decoding */
9582 opj_j2k_setup_decoding(p_j2k);
9584 /* Decode the codestream */
9585 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9586 opj_image_destroy(p_j2k->m_private_image);
9587 p_j2k->m_private_image = NULL;
9591 /* Move data and copy one information from codec to output image*/
9592 for (compno = 0; compno < p_image->numcomps; compno++) {
9593 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9594 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9597 sprintf( fn, "/tmp/%d.raw", compno );
9598 FILE *debug = fopen( fn, "wb" );
9599 fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug );
9602 p_j2k->m_output_image->comps[compno].data = NULL;
9608 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
9609 opj_stream_private_t *p_stream,
9610 opj_image_t* p_image,
9611 opj_event_mgr_t * p_manager,
9612 OPJ_UINT32 tile_index )
9615 OPJ_UINT32 l_tile_x, l_tile_y;
9616 opj_image_comp_t* l_img_comp;
9619 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
9623 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
9624 opj_event_msg(p_manager, EVT_ERROR, "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
9628 /* Compute the dimension of the desired tile*/
9629 l_tile_x = tile_index % p_j2k->m_cp.tw;
9630 l_tile_y = tile_index / p_j2k->m_cp.tw;
9632 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9633 if (p_image->x0 < p_j2k->m_private_image->x0)
9634 p_image->x0 = p_j2k->m_private_image->x0;
9635 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9636 if (p_image->x1 > p_j2k->m_private_image->x1)
9637 p_image->x1 = p_j2k->m_private_image->x1;
9639 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9640 if (p_image->y0 < p_j2k->m_private_image->y0)
9641 p_image->y0 = p_j2k->m_private_image->y0;
9642 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9643 if (p_image->y1 > p_j2k->m_private_image->y1)
9644 p_image->y1 = p_j2k->m_private_image->y1;
9646 l_img_comp = p_image->comps;
9647 for (compno=0; compno < p_image->numcomps; ++compno)
9649 OPJ_INT32 l_comp_x1, l_comp_y1;
9651 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
9653 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
9654 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
9655 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9656 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9658 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor));
9659 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor));
9664 /* Destroy the previous output image*/
9665 if (p_j2k->m_output_image)
9666 opj_image_destroy(p_j2k->m_output_image);
9668 /* Create the ouput image from the information previously computed*/
9669 p_j2k->m_output_image = opj_image_create0();
9670 if (! (p_j2k->m_output_image)) {
9673 opj_copy_image_header(p_image, p_j2k->m_output_image);
9675 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
9677 /* customization of the decoding */
9678 opj_j2k_setup_decoding_tile(p_j2k);
9680 /* Decode the codestream */
9681 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9682 opj_image_destroy(p_j2k->m_private_image);
9683 p_j2k->m_private_image = NULL;
9687 /* Move data and copy one information from codec to output image*/
9688 for (compno = 0; compno < p_image->numcomps; compno++) {
9689 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9691 if (p_image->comps[compno].data)
9692 opj_free(p_image->comps[compno].data);
9694 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9696 p_j2k->m_output_image->comps[compno].data = NULL;
9702 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
9703 OPJ_UINT32 res_factor,
9704 opj_event_mgr_t * p_manager)
9708 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
9710 if (p_j2k->m_private_image) {
9711 if (p_j2k->m_private_image->comps) {
9712 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
9713 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
9714 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
9715 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
9716 if ( res_factor >= max_res){
9717 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9720 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9731 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
9732 opj_stream_private_t *p_stream,
9733 opj_event_mgr_t * p_manager )
9736 OPJ_UINT32 l_nb_tiles;
9737 OPJ_UINT32 l_max_tile_size, l_current_tile_size;
9738 OPJ_BYTE * l_current_data;
9741 assert(p_j2k != 00);
9742 assert(p_stream != 00);
9743 assert(p_manager != 00);
9745 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9746 if (! l_current_data) {
9747 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9750 l_max_tile_size = 1000;
9752 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9753 for (i=0;i<l_nb_tiles;++i) {
9754 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
9755 opj_free(l_current_data);
9759 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
9760 if (l_current_tile_size > l_max_tile_size) {
9761 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
9762 if (! l_new_current_data) {
9763 opj_free(l_current_data);
9764 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9767 l_current_data = l_new_current_data;
9768 l_max_tile_size = l_current_tile_size;
9771 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
9773 if (! opj_j2k_post_write_tile (p_j2k,l_current_data,l_current_tile_size,p_stream,p_manager)) {
9778 opj_free(l_current_data);
9782 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
9783 opj_stream_private_t *p_stream,
9784 opj_event_mgr_t * p_manager)
9786 /* customization of the encoding */
9787 opj_j2k_setup_end_compress(p_j2k);
9789 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
9797 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
9798 opj_stream_private_t *p_stream,
9799 opj_image_t * p_image,
9800 opj_event_mgr_t * p_manager)
9803 assert(p_j2k != 00);
9804 assert(p_stream != 00);
9805 assert(p_manager != 00);
9807 p_j2k->m_private_image = opj_image_create0();
9808 if (! p_j2k->m_private_image) {
9809 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header." );
9812 opj_copy_image_header(p_image, p_j2k->m_private_image);
9814 /* TODO_MSD: Find a better way */
9815 if (p_image->comps) {
9817 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
9818 if (p_image->comps[it_comp].data) {
9819 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
9820 p_image->comps[it_comp].data = NULL;
9826 /* customization of the validation */
9827 opj_j2k_setup_encoding_validation (p_j2k);
9829 /* validation of the parameters codec */
9830 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
9834 /* customization of the encoding */
9835 opj_j2k_setup_header_writing(p_j2k);
9838 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9845 OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
9846 OPJ_UINT32 p_tile_index,
9847 opj_stream_private_t *p_stream,
9848 opj_event_mgr_t * p_manager )
9851 if (p_tile_index != p_j2k->m_current_tile_number) {
9852 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
9856 opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n", p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
9858 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
9859 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
9860 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9862 /* initialisation before tile encoding */
9863 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
9870 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
9872 OPJ_UINT32 i,j,k = 0;
9873 OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
9874 opj_image_comp_t * l_img_comp = 00;
9875 opj_tcd_tilecomp_t * l_tilec = 00;
9876 opj_image_t * l_image = 00;
9877 OPJ_UINT32 l_size_comp, l_remaining;
9878 OPJ_INT32 * l_src_ptr;
9879 l_tilec = p_tcd->tcd_image->tiles->comps;
9880 l_image = p_tcd->image;
9881 l_img_comp = l_image->comps;
9883 for (i=0;i<p_tcd->image->numcomps;++i) {
9884 l_size_comp = l_img_comp->prec >> 3; /* (/8) */
9885 l_remaining = l_img_comp->prec & 7; /* (%8) */
9890 if (l_size_comp == 3) {
9894 l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
9895 l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
9896 l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
9897 l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0, (OPJ_INT32)l_img_comp->dy);
9898 l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 - (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
9899 l_stride = l_image_width - l_width;
9900 l_src_ptr = l_img_comp->data + ((OPJ_UINT32)l_tilec->x0 - l_offset_x) + ((OPJ_UINT32)l_tilec->y0 - l_offset_y) * l_image_width;
9902 switch (l_size_comp) {
9905 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
9906 if (l_img_comp->sgnd) {
9907 for (j=0;j<l_height;++j) {
9908 for (k=0;k<l_width;++k) {
9909 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
9913 l_src_ptr += l_stride;
9917 for (j=0;j<l_height;++j) {
9918 for (k=0;k<l_width;++k) {
9919 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr)&0xff);
9923 l_src_ptr += l_stride;
9927 p_data = (OPJ_BYTE*) l_dest_ptr;
9932 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
9933 if (l_img_comp->sgnd) {
9934 for (j=0;j<l_height;++j) {
9935 for (k=0;k<l_width;++k) {
9936 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
9938 l_src_ptr += l_stride;
9942 for (j=0;j<l_height;++j) {
9943 for (k=0;k<l_width;++k) {
9944 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
9946 l_src_ptr += l_stride;
9950 p_data = (OPJ_BYTE*) l_dest_ptr;
9955 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
9956 for (j=0;j<l_height;++j) {
9957 for (k=0;k<l_width;++k) {
9958 *(l_dest_ptr++) = *(l_src_ptr++);
9960 l_src_ptr += l_stride;
9963 p_data = (OPJ_BYTE*) l_dest_ptr;
9973 OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
9975 OPJ_UINT32 p_data_size,
9976 opj_stream_private_t *p_stream,
9977 opj_event_mgr_t * p_manager )
9979 opj_tcd_t * l_tcd = 00;
9980 OPJ_UINT32 l_nb_bytes_written;
9981 OPJ_BYTE * l_current_data = 00;
9982 OPJ_UINT32 l_tile_size = 0;
9983 OPJ_UINT32 l_available_data;
9986 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9988 l_tcd = p_j2k->m_tcd;
9990 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
9991 l_available_data = l_tile_size;
9992 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
9994 if (! opj_tcd_copy_tile_data(l_tcd,p_data,p_data_size)) {
9995 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
9999 l_nb_bytes_written = 0;
10000 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10003 l_current_data += l_nb_bytes_written;
10004 l_available_data -= l_nb_bytes_written;
10006 l_nb_bytes_written = 0;
10007 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10011 l_available_data -= l_nb_bytes_written;
10012 l_nb_bytes_written = l_tile_size - l_available_data;
10014 if ( opj_stream_write_data( p_stream,
10015 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
10016 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
10020 ++p_j2k->m_current_tile_number;
10025 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
10027 /* preconditions */
10028 assert(p_j2k != 00);
10030 /* DEVELOPER CORNER, insert your custom procedures */
10031 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
10033 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10034 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
10037 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
10038 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
10039 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
10042 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
10044 /* preconditions */
10045 assert(p_j2k != 00);
10047 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
10048 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
10050 /* DEVELOPER CORNER, add your custom validation procedure */
10051 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
10054 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
10056 /* preconditions */
10057 assert(p_j2k != 00);
10059 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
10060 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
10061 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
10062 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
10063 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
10065 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10066 /* No need for COC or QCC, QCD and COD are used
10067 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc );
10068 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc );
10070 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
10072 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
10073 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
10077 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
10079 if (p_j2k->m_cp.comment != 00) {
10080 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
10083 /* DEVELOPER CORNER, insert your custom procedures */
10084 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
10085 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
10087 /* End of Developer Corner */
10089 if (p_j2k->cstr_index) {
10090 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
10093 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
10094 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
10097 OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
10099 OPJ_UINT32 * p_data_written,
10100 OPJ_UINT32 p_total_data_size,
10101 opj_stream_private_t *p_stream,
10102 struct opj_event_mgr * p_manager )
10104 OPJ_UINT32 l_nb_bytes_written = 0;
10105 OPJ_UINT32 l_current_nb_bytes_written;
10106 OPJ_BYTE * l_begin_data = 00;
10108 opj_tcd_t * l_tcd = 00;
10109 opj_cp_t * l_cp = 00;
10111 l_tcd = p_j2k->m_tcd;
10112 l_cp = &(p_j2k->m_cp);
10114 l_tcd->cur_pino = 0;
10116 /*Get number of tile parts*/
10117 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10122 l_current_nb_bytes_written = 0;
10123 l_begin_data = p_data;
10124 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
10129 l_nb_bytes_written += l_current_nb_bytes_written;
10130 p_data += l_current_nb_bytes_written;
10131 p_total_data_size -= l_current_nb_bytes_written;
10133 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
10135 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
10136 l_current_nb_bytes_written = 0;
10137 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10138 l_nb_bytes_written += l_current_nb_bytes_written;
10139 p_data += l_current_nb_bytes_written;
10140 p_total_data_size -= l_current_nb_bytes_written;
10142 l_current_nb_bytes_written = 0;
10143 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10144 l_nb_bytes_written += l_current_nb_bytes_written;
10145 p_data += l_current_nb_bytes_written;
10146 p_total_data_size -= l_current_nb_bytes_written;
10150 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
10151 l_current_nb_bytes_written = 0;
10152 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
10153 l_nb_bytes_written += l_current_nb_bytes_written;
10154 p_data += l_current_nb_bytes_written;
10155 p_total_data_size -= l_current_nb_bytes_written;
10159 l_current_nb_bytes_written = 0;
10160 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10164 l_nb_bytes_written += l_current_nb_bytes_written;
10165 * p_data_written = l_nb_bytes_written;
10167 /* Writing Psot in SOT marker */
10168 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
10170 if (OPJ_IS_CINEMA(l_cp->rsiz)){
10171 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
10177 OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
10179 OPJ_UINT32 * p_data_written,
10180 OPJ_UINT32 p_total_data_size,
10181 opj_stream_private_t *p_stream,
10182 struct opj_event_mgr * p_manager
10185 OPJ_UINT32 tilepartno=0;
10186 OPJ_UINT32 l_nb_bytes_written = 0;
10187 OPJ_UINT32 l_current_nb_bytes_written;
10188 OPJ_UINT32 l_part_tile_size;
10189 OPJ_UINT32 tot_num_tp;
10192 OPJ_BYTE * l_begin_data;
10193 opj_tcp_t *l_tcp = 00;
10194 opj_tcd_t * l_tcd = 00;
10195 opj_cp_t * l_cp = 00;
10197 l_tcd = p_j2k->m_tcd;
10198 l_cp = &(p_j2k->m_cp);
10199 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
10201 /*Get number of tile parts*/
10202 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
10204 /* start writing remaining tile parts */
10205 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10206 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
10207 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10208 l_current_nb_bytes_written = 0;
10209 l_part_tile_size = 0;
10210 l_begin_data = p_data;
10212 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10216 l_nb_bytes_written += l_current_nb_bytes_written;
10217 p_data += l_current_nb_bytes_written;
10218 p_total_data_size -= l_current_nb_bytes_written;
10219 l_part_tile_size += l_current_nb_bytes_written;
10221 l_current_nb_bytes_written = 0;
10222 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10226 p_data += l_current_nb_bytes_written;
10227 l_nb_bytes_written += l_current_nb_bytes_written;
10228 p_total_data_size -= l_current_nb_bytes_written;
10229 l_part_tile_size += l_current_nb_bytes_written;
10231 /* Writing Psot in SOT marker */
10232 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10234 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10235 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10238 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10241 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
10242 l_tcd->cur_pino = pino;
10244 /*Get number of tile parts*/
10245 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
10246 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
10247 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10248 l_current_nb_bytes_written = 0;
10249 l_part_tile_size = 0;
10250 l_begin_data = p_data;
10252 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10256 l_nb_bytes_written += l_current_nb_bytes_written;
10257 p_data += l_current_nb_bytes_written;
10258 p_total_data_size -= l_current_nb_bytes_written;
10259 l_part_tile_size += l_current_nb_bytes_written;
10261 l_current_nb_bytes_written = 0;
10263 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10267 l_nb_bytes_written += l_current_nb_bytes_written;
10268 p_data += l_current_nb_bytes_written;
10269 p_total_data_size -= l_current_nb_bytes_written;
10270 l_part_tile_size += l_current_nb_bytes_written;
10272 /* Writing Psot in SOT marker */
10273 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10275 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10276 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10279 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10283 *p_data_written = l_nb_bytes_written;
10288 OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
10289 struct opj_stream_private *p_stream,
10290 struct opj_event_mgr * p_manager )
10292 OPJ_UINT32 l_tlm_size;
10293 OPJ_OFF_T l_tlm_position, l_current_position;
10295 /* preconditions */
10296 assert(p_j2k != 00);
10297 assert(p_manager != 00);
10298 assert(p_stream != 00);
10300 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
10301 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
10302 l_current_position = opj_stream_tell(p_stream);
10304 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
10308 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer,l_tlm_size,p_manager) != l_tlm_size) {
10312 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
10319 OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
10320 struct opj_stream_private *p_stream,
10321 struct opj_event_mgr * p_manager )
10323 /* preconditions */
10324 assert(p_j2k != 00);
10325 assert(p_manager != 00);
10326 assert(p_stream != 00);
10328 opj_tcd_destroy(p_j2k->m_tcd);
10331 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
10332 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
10333 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
10334 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
10337 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
10338 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10339 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
10342 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
10348 * Destroys the memory associated with the decoding of headers.
10350 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
10351 opj_stream_private_t *p_stream,
10352 opj_event_mgr_t * p_manager
10355 /* preconditions */
10356 assert(p_j2k != 00);
10357 assert(p_stream != 00);
10358 assert(p_manager != 00);
10360 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
10361 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
10362 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
10365 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
10370 OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
10371 struct opj_stream_private *p_stream,
10372 struct opj_event_mgr * p_manager )
10374 opj_codestream_info_t * l_cstr_info = 00;
10376 /* preconditions */
10377 assert(p_j2k != 00);
10378 assert(p_manager != 00);
10379 assert(p_stream != 00);
10382 /* TODO mergeV2: check this part which use cstr_info */
10383 /*l_cstr_info = p_j2k->cstr_info;
10387 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));
10389 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
10390 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
10392 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
10394 l_cstr_info->tw = p_j2k->m_cp.tw;
10395 l_cstr_info->th = p_j2k->m_cp.th;
10397 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
10398 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
10399 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
10400 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
10402 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
10404 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
10406 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
10408 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
10409 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
10412 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
10414 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
10416 /*l_cstr_info->maxmarknum = 100;
10417 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
10418 l_cstr_info->marknum = 0;
10421 return opj_j2k_calculate_tp(p_j2k,&(p_j2k->m_cp),&p_j2k->m_specific_param.m_encoder.m_total_tile_parts,p_j2k->m_private_image,p_manager);
10425 * Creates a tile-coder decoder.
10427 * @param p_stream the stream to write data to.
10428 * @param p_j2k J2K codec.
10429 * @param p_manager the user event manager.
10431 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
10432 opj_stream_private_t *p_stream,
10433 opj_event_mgr_t * p_manager
10436 /* preconditions */
10437 assert(p_j2k != 00);
10438 assert(p_manager != 00);
10439 assert(p_stream != 00);
10441 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
10443 if (! p_j2k->m_tcd) {
10444 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
10448 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
10449 opj_tcd_destroy(p_j2k->m_tcd);
10457 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
10458 OPJ_UINT32 p_tile_index,
10460 OPJ_UINT32 p_data_size,
10461 opj_stream_private_t *p_stream,
10462 opj_event_mgr_t * p_manager )
10464 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
10465 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
10469 if (! opj_j2k_post_write_tile(p_j2k,p_data,p_data_size,p_stream,p_manager)) {
10470 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);