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
28 * documentation and/or other materials provided with the distribution.
30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
31 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
34 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
35 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
36 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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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_get_tile_dimensions(opj_image_t * l_image,
342 opj_tcd_tilecomp_t * l_tilec,
343 opj_image_comp_t * l_img_comp,
344 OPJ_UINT32* l_size_comp,
346 OPJ_UINT32* l_height,
347 OPJ_UINT32* l_offset_x,
348 OPJ_UINT32* l_offset_y,
349 OPJ_UINT32* l_image_width,
350 OPJ_UINT32* l_stride,
351 OPJ_UINT32* l_tile_offset);
353 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
355 static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
356 opj_stream_private_t *p_stream,
357 opj_event_mgr_t * p_manager );
360 * Sets up the procedures to do on writing header.
361 * Developers wanting to extend the library can add their own writing procedures.
363 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
365 static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
367 OPJ_UINT32 * p_data_written,
368 OPJ_UINT32 p_total_data_size,
369 opj_stream_private_t *p_stream,
370 struct opj_event_mgr * p_manager );
372 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
374 OPJ_UINT32 * p_data_written,
375 OPJ_UINT32 p_total_data_size,
376 opj_stream_private_t *p_stream,
377 struct opj_event_mgr * p_manager );
380 * Gets the offset of the header.
382 * @param p_stream the stream to write data to.
383 * @param p_j2k J2K codec.
384 * @param p_manager the user event manager.
386 static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k,
387 opj_stream_private_t *p_stream,
388 opj_event_mgr_t * p_manager );
390 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
393 * -----------------------------------------------------------------------
394 * -----------------------------------------------------------------------
395 * -----------------------------------------------------------------------
399 * Writes the SOC marker (Start Of Codestream)
401 * @param p_stream the stream to write data to.
402 * @param p_j2k J2K codec.
403 * @param p_manager the user event manager.
405 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
406 opj_stream_private_t *p_stream,
407 opj_event_mgr_t * p_manager );
410 * Reads a SOC marker (Start of Codestream)
411 * @param p_j2k the jpeg2000 file codec.
412 * @param p_stream XXX needs data
413 * @param p_manager the user event manager.
415 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
416 opj_stream_private_t *p_stream,
417 opj_event_mgr_t * p_manager );
420 * Writes the SIZ marker (image and tile size)
422 * @param p_j2k J2K codec.
423 * @param p_stream the stream to write data to.
424 * @param p_manager the user event manager.
426 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
427 opj_stream_private_t *p_stream,
428 opj_event_mgr_t * p_manager );
431 * Reads a SIZ marker (image and tile size)
432 * @param p_j2k the jpeg2000 file codec.
433 * @param p_header_data the data contained in the SIZ box.
434 * @param p_header_size the size of the data contained in the SIZ marker.
435 * @param p_manager the user event manager.
437 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
438 OPJ_BYTE * p_header_data,
439 OPJ_UINT32 p_header_size,
440 opj_event_mgr_t * p_manager);
443 * Writes the COM marker (comment)
445 * @param p_stream the stream to write data to.
446 * @param p_j2k J2K codec.
447 * @param p_manager the user event manager.
449 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
450 opj_stream_private_t *p_stream,
451 opj_event_mgr_t * p_manager );
454 * Reads a COM marker (comments)
455 * @param p_j2k the jpeg2000 file codec.
456 * @param p_header_data the data contained in the COM box.
457 * @param p_header_size the size of the data contained in the COM marker.
458 * @param p_manager the user event manager.
460 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
461 OPJ_BYTE * p_header_data,
462 OPJ_UINT32 p_header_size,
463 opj_event_mgr_t * p_manager );
465 * Writes the COD marker (Coding style default)
467 * @param p_stream the stream to write data to.
468 * @param p_j2k J2K codec.
469 * @param p_manager the user event manager.
471 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
472 opj_stream_private_t *p_stream,
473 opj_event_mgr_t * p_manager );
476 * Reads a COD marker (Coding Styke defaults)
477 * @param p_header_data the data contained in the COD box.
478 * @param p_j2k the jpeg2000 codec.
479 * @param p_header_size the size of the data contained in the COD marker.
480 * @param p_manager the user event manager.
482 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
483 OPJ_BYTE * p_header_data,
484 OPJ_UINT32 p_header_size,
485 opj_event_mgr_t * p_manager);
489 * Writes the COC marker (Coding style component)
491 * @param p_j2k J2K codec.
492 * @param p_comp_no the index of the component to output.
493 * @param p_stream the stream to write data to.
494 * @param p_manager the user event manager.
496 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
497 OPJ_UINT32 p_comp_no,
498 opj_stream_private_t *p_stream,
499 opj_event_mgr_t * p_manager );
504 * Writes the COC marker (Coding style component)
506 * @param p_j2k J2K codec.
507 * @param p_comp_no the index of the component to output.
508 * @param p_data FIXME DOC
509 * @param p_data_written FIXME DOC
510 * @param p_manager the user event manager.
512 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
513 OPJ_UINT32 p_comp_no,
515 OPJ_UINT32 * p_data_written,
516 opj_event_mgr_t * p_manager );
520 * Gets the maximum size taken by a coc.
522 * @param p_j2k the jpeg2000 codec to use.
524 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
527 * Reads a COC marker (Coding Style Component)
528 * @param p_header_data the data contained in the COC box.
529 * @param p_j2k the jpeg2000 codec.
530 * @param p_header_size the size of the data contained in the COC marker.
531 * @param p_manager the user event manager.
533 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
534 OPJ_BYTE * p_header_data,
535 OPJ_UINT32 p_header_size,
536 opj_event_mgr_t * p_manager );
539 * Writes the QCD marker (quantization default)
541 * @param p_j2k J2K codec.
542 * @param p_stream the stream to write data to.
543 * @param p_manager the user event manager.
545 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
546 opj_stream_private_t *p_stream,
547 opj_event_mgr_t * p_manager );
550 * Reads a QCD marker (Quantization defaults)
551 * @param p_header_data the data contained in the QCD box.
552 * @param p_j2k the jpeg2000 codec.
553 * @param p_header_size the size of the data contained in the QCD marker.
554 * @param p_manager the user event manager.
556 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
557 OPJ_BYTE * p_header_data,
558 OPJ_UINT32 p_header_size,
559 opj_event_mgr_t * p_manager );
562 * Writes the QCC marker (quantization component)
564 * @param p_comp_no the index of the component to output.
565 * @param p_stream the stream to write data to.
566 * @param p_j2k J2K codec.
567 * @param p_manager the user event manager.
569 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
570 OPJ_UINT32 p_comp_no,
571 opj_stream_private_t *p_stream,
572 opj_event_mgr_t * p_manager );
577 * Writes the QCC marker (quantization component)
579 * @param p_j2k J2K codec.
580 * @param p_comp_no the index of the component to output.
581 * @param p_data FIXME DOC
582 * @param p_data_written the stream to write data to.
583 * @param p_manager the user event manager.
585 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
586 OPJ_UINT32 p_comp_no,
588 OPJ_UINT32 * p_data_written,
589 opj_event_mgr_t * p_manager );
593 * Gets the maximum size taken by a qcc.
595 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
598 * Reads a QCC marker (Quantization component)
599 * @param p_header_data the data contained in the QCC box.
600 * @param p_j2k the jpeg2000 codec.
601 * @param p_header_size the size of the data contained in the QCC marker.
602 * @param p_manager the user event manager.
604 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
605 OPJ_BYTE * p_header_data,
606 OPJ_UINT32 p_header_size,
607 opj_event_mgr_t * p_manager);
609 * Writes the POC marker (Progression Order Change)
611 * @param p_stream the stream to write data to.
612 * @param p_j2k J2K codec.
613 * @param p_manager the user event manager.
615 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
616 opj_stream_private_t *p_stream,
617 opj_event_mgr_t * p_manager );
619 * Writes the POC marker (Progression Order Change)
621 * @param p_j2k J2K codec.
622 * @param p_data FIXME DOC
623 * @param p_data_written the stream to write data to.
624 * @param p_manager the user event manager.
626 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
628 OPJ_UINT32 * p_data_written,
629 opj_event_mgr_t * p_manager );
631 * Gets the maximum size taken by the writing of a POC.
633 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
636 * Reads a POC marker (Progression Order Change)
638 * @param p_header_data the data contained in the POC box.
639 * @param p_j2k the jpeg2000 codec.
640 * @param p_header_size the size of the data contained in the POC marker.
641 * @param p_manager the user event manager.
643 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
644 OPJ_BYTE * p_header_data,
645 OPJ_UINT32 p_header_size,
646 opj_event_mgr_t * p_manager );
649 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
651 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
654 * Gets the maximum size taken by the headers of the SOT.
656 * @param p_j2k the jpeg2000 codec to use.
658 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
661 * Reads a CRG marker (Component registration)
663 * @param p_header_data the data contained in the TLM box.
664 * @param p_j2k the jpeg2000 codec.
665 * @param p_header_size the size of the data contained in the TLM marker.
666 * @param p_manager the user event manager.
668 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
669 OPJ_BYTE * p_header_data,
670 OPJ_UINT32 p_header_size,
671 opj_event_mgr_t * p_manager );
673 * Reads a TLM marker (Tile Length Marker)
675 * @param p_header_data the data contained in the TLM box.
676 * @param p_j2k the jpeg2000 codec.
677 * @param p_header_size the size of the data contained in the TLM marker.
678 * @param p_manager the user event manager.
680 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
681 OPJ_BYTE * p_header_data,
682 OPJ_UINT32 p_header_size,
683 opj_event_mgr_t * p_manager);
686 * Writes the updated tlm.
688 * @param p_stream the stream to write data to.
689 * @param p_j2k J2K codec.
690 * @param p_manager the user event manager.
692 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
693 opj_stream_private_t *p_stream,
694 opj_event_mgr_t * p_manager );
697 * Reads a PLM marker (Packet length, main header marker)
699 * @param p_header_data the data contained in the TLM box.
700 * @param p_j2k the jpeg2000 codec.
701 * @param p_header_size the size of the data contained in the TLM marker.
702 * @param p_manager the user event manager.
704 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
705 OPJ_BYTE * p_header_data,
706 OPJ_UINT32 p_header_size,
707 opj_event_mgr_t * p_manager);
709 * Reads a PLT marker (Packet length, tile-part header)
711 * @param p_header_data the data contained in the PLT box.
712 * @param p_j2k the jpeg2000 codec.
713 * @param p_header_size the size of the data contained in the PLT marker.
714 * @param p_manager the user event manager.
716 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
717 OPJ_BYTE * p_header_data,
718 OPJ_UINT32 p_header_size,
719 opj_event_mgr_t * p_manager );
723 * Reads a PPM marker (Packed packet headers, main header)
725 * @param p_header_data the data contained in the POC box.
726 * @param p_j2k the jpeg2000 codec.
727 * @param p_header_size the size of the data contained in the POC marker.
728 * @param p_manager the user event manager.
730 static OPJ_BOOL j2k_read_ppm_v2 (
732 OPJ_BYTE * p_header_data,
733 OPJ_UINT32 p_header_size,
734 struct opj_event_mgr * p_manager
738 static OPJ_BOOL j2k_read_ppm_v3 (
740 OPJ_BYTE * p_header_data,
741 OPJ_UINT32 p_header_size,
742 opj_event_mgr_t * p_manager );
745 * Reads a PPT marker (Packed packet headers, tile-part header)
747 * @param p_header_data the data contained in the PPT box.
748 * @param p_j2k the jpeg2000 codec.
749 * @param p_header_size the size of the data contained in the PPT marker.
750 * @param p_manager the user event manager.
752 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
753 OPJ_BYTE * p_header_data,
754 OPJ_UINT32 p_header_size,
755 opj_event_mgr_t * p_manager );
757 * Writes the TLM marker (Tile Length Marker)
759 * @param p_stream the stream to write data to.
760 * @param p_j2k J2K codec.
761 * @param p_manager the user event manager.
763 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
764 opj_stream_private_t *p_stream,
765 opj_event_mgr_t * p_manager );
768 * Writes the SOT marker (Start of tile-part)
770 * @param p_j2k J2K codec.
771 * @param p_data FIXME DOC
772 * @param p_data_written FIXME DOC
773 * @param p_stream the stream to write data to.
774 * @param p_manager the user event manager.
776 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
778 OPJ_UINT32 * p_data_written,
779 const opj_stream_private_t *p_stream,
780 opj_event_mgr_t * p_manager );
783 * Reads values from a SOT marker (Start of tile-part)
785 * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
787 * @param p_header_data the data contained in the SOT marker.
788 * @param p_header_size the size of the data contained in the SOT marker.
789 * @param p_tile_no Isot.
790 * @param p_tot_len Psot.
791 * @param p_current_part TPsot.
792 * @param p_num_parts TNsot.
793 * @param p_manager the user event manager.
795 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
796 OPJ_UINT32 p_header_size,
797 OPJ_UINT32* p_tile_no,
798 OPJ_UINT32* p_tot_len,
799 OPJ_UINT32* p_current_part,
800 OPJ_UINT32* p_num_parts,
801 opj_event_mgr_t * p_manager );
803 * Reads a SOT marker (Start of tile-part)
805 * @param p_header_data the data contained in the SOT marker.
806 * @param p_j2k the jpeg2000 codec.
807 * @param p_header_size the size of the data contained in the PPT marker.
808 * @param p_manager the user event manager.
810 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
811 OPJ_BYTE * p_header_data,
812 OPJ_UINT32 p_header_size,
813 opj_event_mgr_t * p_manager );
815 * Writes the SOD marker (Start of data)
817 * @param p_j2k J2K codec.
818 * @param p_tile_coder FIXME DOC
819 * @param p_data FIXME DOC
820 * @param p_data_written FIXME DOC
821 * @param p_total_data_size FIXME DOC
822 * @param p_stream the stream to write data to.
823 * @param p_manager the user event manager.
825 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
826 opj_tcd_t * p_tile_coder,
828 OPJ_UINT32 * p_data_written,
829 OPJ_UINT32 p_total_data_size,
830 const opj_stream_private_t *p_stream,
831 opj_event_mgr_t * p_manager );
834 * Reads a SOD marker (Start Of Data)
836 * @param p_j2k the jpeg2000 codec.
837 * @param p_stream FIXME DOC
838 * @param p_manager the user event manager.
840 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
841 opj_stream_private_t *p_stream,
842 opj_event_mgr_t * p_manager );
844 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
846 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
847 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
849 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
850 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
854 * Writes the RGN marker (Region Of Interest)
856 * @param p_tile_no the tile to output
857 * @param p_comp_no the component to output
858 * @param nb_comps the number of components
859 * @param p_stream the stream to write data to.
860 * @param p_j2k J2K codec.
861 * @param p_manager the user event manager.
863 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
864 OPJ_UINT32 p_tile_no,
865 OPJ_UINT32 p_comp_no,
867 opj_stream_private_t *p_stream,
868 opj_event_mgr_t * p_manager );
871 * Reads a RGN marker (Region Of Interest)
873 * @param p_header_data the data contained in the POC box.
874 * @param p_j2k the jpeg2000 codec.
875 * @param p_header_size the size of the data contained in the POC marker.
876 * @param p_manager the user event manager.
878 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
879 OPJ_BYTE * p_header_data,
880 OPJ_UINT32 p_header_size,
881 opj_event_mgr_t * p_manager );
884 * Writes the EOC marker (End of Codestream)
886 * @param p_stream the stream to write data to.
887 * @param p_j2k J2K codec.
888 * @param p_manager the user event manager.
890 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
891 opj_stream_private_t *p_stream,
892 opj_event_mgr_t * p_manager );
896 * Reads a EOC marker (End Of Codestream)
898 * @param p_j2k the jpeg2000 codec.
899 * @param p_stream FIXME DOC
900 * @param p_manager the user event manager.
902 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
903 opj_stream_private_t *p_stream,
904 opj_event_mgr_t * p_manager );
908 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
910 * @param p_stream the stream to write data to.
911 * @param p_j2k J2K codec.
912 * @param p_manager the user event manager.
914 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
915 opj_stream_private_t *p_stream,
916 opj_event_mgr_t * p_manager );
921 * @param p_stream the stream to write data to.
922 * @param p_j2k J2K codec.
923 * @param p_manager the user event manager.
925 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
926 opj_stream_private_t *p_stream,
927 opj_event_mgr_t * p_manager );
930 Add main header marker information
931 @param cstr_index Codestream information structure
932 @param type marker type
933 @param pos byte offset of marker segment
934 @param len length of marker segment
936 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
938 Add tile header marker information
939 @param tileno tile index number
940 @param cstr_index Codestream information structure
941 @param type marker type
942 @param pos byte offset of marker segment
943 @param len length of marker segment
945 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);
948 * Reads an unknown marker
950 * @param p_j2k the jpeg2000 codec.
951 * @param p_stream the stream object to read from.
952 * @param output_marker FIXME DOC
953 * @param p_manager the user event manager.
955 * @return true if the marker could be deduced.
957 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
958 opj_stream_private_t *p_stream,
959 OPJ_UINT32 *output_marker,
960 opj_event_mgr_t * p_manager );
963 * Writes the MCT marker (Multiple Component Transform)
965 * @param p_j2k J2K codec.
966 * @param p_mct_record FIXME DOC
967 * @param p_stream the stream to write data to.
968 * @param p_manager the user event manager.
970 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
971 opj_mct_data_t * p_mct_record,
972 opj_stream_private_t *p_stream,
973 opj_event_mgr_t * p_manager );
976 * Reads a MCT marker (Multiple Component Transform)
978 * @param p_header_data the data contained in the MCT box.
979 * @param p_j2k the jpeg2000 codec.
980 * @param p_header_size the size of the data contained in the MCT marker.
981 * @param p_manager the user event manager.
983 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
984 OPJ_BYTE * p_header_data,
985 OPJ_UINT32 p_header_size,
986 opj_event_mgr_t * p_manager );
989 * Writes the MCC marker (Multiple Component Collection)
991 * @param p_j2k J2K codec.
992 * @param p_mcc_record FIXME DOC
993 * @param p_stream the stream to write data to.
994 * @param p_manager the user event manager.
996 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
997 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
998 opj_stream_private_t *p_stream,
999 opj_event_mgr_t * p_manager );
1002 * Reads a MCC marker (Multiple Component Collection)
1004 * @param p_header_data the data contained in the MCC box.
1005 * @param p_j2k the jpeg2000 codec.
1006 * @param p_header_size the size of the data contained in the MCC marker.
1007 * @param p_manager the user event manager.
1009 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
1010 OPJ_BYTE * p_header_data,
1011 OPJ_UINT32 p_header_size,
1012 opj_event_mgr_t * p_manager );
1015 * Writes the MCO marker (Multiple component transformation ordering)
1017 * @param p_stream the stream to write data to.
1018 * @param p_j2k J2K codec.
1019 * @param p_manager the user event manager.
1021 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
1022 opj_stream_private_t *p_stream,
1023 opj_event_mgr_t * p_manager );
1026 * Reads a MCO marker (Multiple Component Transform Ordering)
1028 * @param p_header_data the data contained in the MCO box.
1029 * @param p_j2k the jpeg2000 codec.
1030 * @param p_header_size the size of the data contained in the MCO marker.
1031 * @param p_manager the user event manager.
1033 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
1034 OPJ_BYTE * p_header_data,
1035 OPJ_UINT32 p_header_size,
1036 opj_event_mgr_t * p_manager );
1038 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
1040 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1041 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1042 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1043 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1045 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1046 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1047 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1048 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1050 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1051 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1052 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1053 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1056 * Ends the encoding, i.e. frees memory.
1058 * @param p_stream the stream to write data to.
1059 * @param p_j2k J2K codec.
1060 * @param p_manager the user event manager.
1062 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1063 opj_stream_private_t *p_stream,
1064 opj_event_mgr_t * p_manager );
1067 * Writes the CBD marker (Component bit depth definition)
1069 * @param p_stream the stream to write data to.
1070 * @param p_j2k J2K codec.
1071 * @param p_manager the user event manager.
1073 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1074 opj_stream_private_t *p_stream,
1075 opj_event_mgr_t * p_manager );
1078 * Reads a CBD marker (Component bit depth definition)
1079 * @param p_header_data the data contained in the CBD box.
1080 * @param p_j2k the jpeg2000 codec.
1081 * @param p_header_size the size of the data contained in the CBD marker.
1082 * @param p_manager the user event manager.
1084 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1085 OPJ_BYTE * p_header_data,
1086 OPJ_UINT32 p_header_size,
1087 opj_event_mgr_t * p_manager);
1091 * Writes COC marker for each component.
1093 * @param p_stream the stream to write data to.
1094 * @param p_j2k J2K codec.
1095 * @param p_manager the user event manager.
1097 static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k,
1098 opj_stream_private_t *p_stream,
1099 opj_event_mgr_t * p_manager );
1104 * Writes QCC marker for each component.
1106 * @param p_stream the stream to write data to.
1107 * @param p_j2k J2K codec.
1108 * @param p_manager the user event manager.
1110 static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k,
1111 opj_stream_private_t *p_stream,
1112 opj_event_mgr_t * p_manager );
1116 * Writes regions of interests.
1118 * @param p_stream the stream to write data to.
1119 * @param p_j2k J2K codec.
1120 * @param p_manager the user event manager.
1122 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1123 opj_stream_private_t *p_stream,
1124 opj_event_mgr_t * p_manager );
1129 * @param p_stream the stream to write data to.
1130 * @param p_j2k J2K codec.
1131 * @param p_manager the user event manager.
1133 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1134 opj_stream_private_t *p_stream,
1135 opj_event_mgr_t * p_manager );
1138 * Checks the progression order changes values. Tells of the poc given as input are valid.
1139 * A nice message is outputted at errors.
1141 * @param p_pocs the progression order changes.
1142 * @param p_nb_pocs the number of progression order changes.
1143 * @param p_nb_resolutions the number of resolutions.
1144 * @param numcomps the number of components
1145 * @param numlayers the number of layers.
1146 * @param p_manager the user event manager.
1148 * @return true if the pocs are valid.
1150 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1151 OPJ_UINT32 p_nb_pocs,
1152 OPJ_UINT32 p_nb_resolutions,
1153 OPJ_UINT32 numcomps,
1154 OPJ_UINT32 numlayers,
1155 opj_event_mgr_t * p_manager);
1158 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1160 * @param cp the coding parameters.
1161 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1162 * @param tileno the given tile.
1164 * @return the number of tile parts.
1166 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1169 * Calculates the total number of tile parts needed by the encoder to
1170 * encode such an image. If not enough memory is available, then the function return false.
1172 * @param p_nb_tiles pointer that will hold the number of tile parts.
1173 * @param cp the coding parameters for the image.
1174 * @param image the image to encode.
1175 * @param p_j2k the p_j2k encoder.
1176 * @param p_manager the user event manager.
1178 * @return true if the function was successful, false else.
1180 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1182 OPJ_UINT32 * p_nb_tiles,
1184 opj_event_mgr_t * p_manager);
1186 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1188 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1190 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1192 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1194 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1196 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1198 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager);
1200 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager);
1203 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1205 * @param p_stream the stream to read data from.
1206 * @param tile_no tile number we're looking for.
1207 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1208 * @param p_manager the user event manager.
1210 * @return true if the function was successful, false else.
1212 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed, opj_event_mgr_t * p_manager );
1218 /* ----------------------------------------------------------------------- */
1219 typedef struct j2k_prog_order{
1220 OPJ_PROG_ORDER enum_prog;
1224 j2k_prog_order_t j2k_prog_order_list[] = {
1230 {(OPJ_PROG_ORDER)-1, ""}
1236 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1244 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1246 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1248 opj_j2k_read_int16_to_float,
1249 opj_j2k_read_int32_to_float,
1250 opj_j2k_read_float32_to_float,
1251 opj_j2k_read_float64_to_float
1254 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1256 opj_j2k_read_int16_to_int32,
1257 opj_j2k_read_int32_to_int32,
1258 opj_j2k_read_float32_to_int32,
1259 opj_j2k_read_float64_to_int32
1262 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1264 opj_j2k_write_float_to_int16,
1265 opj_j2k_write_float_to_int32,
1266 opj_j2k_write_float_to_float,
1267 opj_j2k_write_float_to_float64
1270 typedef struct opj_dec_memory_marker_handler
1274 /** value of the state when the marker can appear */
1276 /** action linked to the marker */
1277 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1278 OPJ_BYTE * p_header_data,
1279 OPJ_UINT32 p_header_size,
1280 opj_event_mgr_t * p_manager );
1282 opj_dec_memory_marker_handler_t;
1284 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1286 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1287 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1288 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1289 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1290 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1291 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1292 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1293 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1294 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1295 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1296 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1297 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1298 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1300 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1301 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1302 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1303 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1304 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1305 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1307 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1308 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1309 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1310 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1311 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1313 #endif /* USE_JPWL */
1315 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1316 {J2K_MS_INSEC, 0, j2k_read_insec}
1317 #endif /* USE_JPSEC */
1318 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1321 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1323 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1324 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1328 for (i=0;i<p_nb_elem;++i) {
1329 opj_read_bytes(l_src_data,&l_temp,2);
1331 l_src_data+=sizeof(OPJ_INT16);
1333 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1337 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1339 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1340 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1344 for (i=0;i<p_nb_elem;++i) {
1345 opj_read_bytes(l_src_data,&l_temp,4);
1347 l_src_data+=sizeof(OPJ_INT32);
1349 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1353 void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1355 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1356 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1360 for (i=0;i<p_nb_elem;++i) {
1361 opj_read_float(l_src_data,&l_temp);
1363 l_src_data+=sizeof(OPJ_FLOAT32);
1365 *(l_dest_data++) = l_temp;
1369 void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1371 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1372 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1376 for (i=0;i<p_nb_elem;++i) {
1377 opj_read_double(l_src_data,&l_temp);
1379 l_src_data+=sizeof(OPJ_FLOAT64);
1381 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1385 void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1387 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1388 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1392 for (i=0;i<p_nb_elem;++i) {
1393 opj_read_bytes(l_src_data,&l_temp,2);
1395 l_src_data+=sizeof(OPJ_INT16);
1397 *(l_dest_data++) = (OPJ_INT32) l_temp;
1401 void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1403 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1404 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1408 for (i=0;i<p_nb_elem;++i) {
1409 opj_read_bytes(l_src_data,&l_temp,4);
1411 l_src_data+=sizeof(OPJ_INT32);
1413 *(l_dest_data++) = (OPJ_INT32) l_temp;
1417 void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1419 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1420 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1424 for (i=0;i<p_nb_elem;++i) {
1425 opj_read_float(l_src_data,&l_temp);
1427 l_src_data+=sizeof(OPJ_FLOAT32);
1429 *(l_dest_data++) = (OPJ_INT32) l_temp;
1433 void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1435 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1436 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1440 for (i=0;i<p_nb_elem;++i) {
1441 opj_read_double(l_src_data,&l_temp);
1443 l_src_data+=sizeof(OPJ_FLOAT64);
1445 *(l_dest_data++) = (OPJ_INT32) l_temp;
1449 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1451 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1452 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1456 for (i=0;i<p_nb_elem;++i) {
1457 l_temp = (OPJ_UINT32) *(l_src_data++);
1459 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1461 l_dest_data+=sizeof(OPJ_INT16);
1465 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1467 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1468 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1472 for (i=0;i<p_nb_elem;++i) {
1473 l_temp = (OPJ_UINT32) *(l_src_data++);
1475 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1477 l_dest_data+=sizeof(OPJ_INT32);
1481 void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1483 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1484 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1488 for (i=0;i<p_nb_elem;++i) {
1489 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1491 opj_write_float(l_dest_data,l_temp);
1493 l_dest_data+=sizeof(OPJ_FLOAT32);
1497 void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1499 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1500 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1504 for (i=0;i<p_nb_elem;++i) {
1505 l_temp = (OPJ_FLOAT64) *(l_src_data++);
1507 opj_write_double(l_dest_data,l_temp);
1509 l_dest_data+=sizeof(OPJ_FLOAT64);
1513 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1514 j2k_prog_order_t *po;
1515 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1516 if(po->enum_prog == prg_order){
1517 return po->str_prog;
1520 return po->str_prog;
1523 OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1524 OPJ_UINT32 p_nb_pocs,
1525 OPJ_UINT32 p_nb_resolutions,
1526 OPJ_UINT32 p_num_comps,
1527 OPJ_UINT32 p_num_layers,
1528 opj_event_mgr_t * p_manager)
1530 OPJ_UINT32* packet_array;
1531 OPJ_UINT32 index , resno, compno, layno;
1533 OPJ_UINT32 step_c = 1;
1534 OPJ_UINT32 step_r = p_num_comps * step_c;
1535 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1536 OPJ_BOOL loss = OPJ_FALSE;
1537 OPJ_UINT32 layno0 = 0;
1539 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1540 if (packet_array == 00) {
1541 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1545 if (p_nb_pocs == 0) {
1546 opj_free(packet_array);
1550 index = step_r * p_pocs->resno0;
1551 /* take each resolution for each poc */
1552 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1554 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1556 /* take each comp of each resolution for each poc */
1557 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1558 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1560 /* and finally take each layer of each res of ... */
1561 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1562 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1563 packet_array[comp_index] = 1;
1564 comp_index += step_l;
1567 res_index += step_c;
1574 /* iterate through all the pocs */
1575 for (i = 1; i < p_nb_pocs ; ++i) {
1576 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1578 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1579 index = step_r * p_pocs->resno0;
1581 /* take each resolution for each poc */
1582 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1583 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1585 /* take each comp of each resolution for each poc */
1586 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1587 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1589 /* and finally take each layer of each res of ... */
1590 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1591 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1592 packet_array[comp_index] = 1;
1593 comp_index += step_l;
1596 res_index += step_c;
1606 for (layno = 0; layno < p_num_layers ; ++layno) {
1607 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1608 for (compno = 0; compno < p_num_comps; ++compno) {
1609 loss |= (packet_array[index]!=1);
1610 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1617 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1620 opj_free(packet_array);
1625 /* ----------------------------------------------------------------------- */
1627 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1629 const OPJ_CHAR *prog = 00;
1631 OPJ_UINT32 tpnum = 1;
1632 opj_tcp_t *tcp = 00;
1633 opj_poc_t * l_current_poc = 00;
1636 assert(tileno < (cp->tw * cp->th));
1637 assert(pino < (cp->tcps[tileno].numpocs + 1));
1639 /* get the given tile coding parameter */
1640 tcp = &cp->tcps[tileno];
1643 l_current_poc = &(tcp->pocs[pino]);
1644 assert(l_current_poc != 0);
1646 /* get the progression order as a character string */
1647 prog = opj_j2k_convert_progression_order(tcp->prg);
1648 assert(strlen(prog) > 0);
1650 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1654 /* component wise */
1656 tpnum *= l_current_poc->compE;
1658 /* resolution wise */
1660 tpnum *= l_current_poc->resE;
1664 tpnum *= l_current_poc->prcE;
1668 tpnum *= l_current_poc->layE;
1671 /* whould we split here ? */
1672 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1673 cp->m_specific_param.m_enc.m_tp_pos=i;
1685 OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1687 OPJ_UINT32 * p_nb_tiles,
1689 opj_event_mgr_t * p_manager
1692 OPJ_UINT32 pino,tileno;
1693 OPJ_UINT32 l_nb_tiles;
1697 assert(p_nb_tiles != 00);
1699 assert(image != 00);
1700 assert(p_j2k != 00);
1701 assert(p_manager != 00);
1703 l_nb_tiles = cp->tw * cp->th;
1708 /* TODO mergeV2: check this part which use cstr_info */
1709 /*if (p_j2k->cstr_info) {
1710 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1712 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1713 OPJ_UINT32 cur_totnum_tp = 0;
1715 opj_pi_update_encoding_parameters(image,cp,tileno);
1717 for (pino = 0; pino <= tcp->numpocs; ++pino)
1719 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1721 *p_nb_tiles = *p_nb_tiles + tp_num;
1723 cur_totnum_tp += tp_num;
1726 tcp->m_nb_tile_parts = cur_totnum_tp;
1728 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1729 if (l_info_tile_ptr->tp == 00) {
1733 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1735 l_info_tile_ptr->num_tps = cur_totnum_tp;
1742 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1743 OPJ_UINT32 cur_totnum_tp = 0;
1745 opj_pi_update_encoding_parameters(image,cp,tileno);
1747 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1748 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1750 *p_nb_tiles = *p_nb_tiles + tp_num;
1752 cur_totnum_tp += tp_num;
1754 tcp->m_nb_tile_parts = cur_totnum_tp;
1763 OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1764 opj_stream_private_t *p_stream,
1765 opj_event_mgr_t * p_manager )
1767 /* 2 bytes will be written */
1768 OPJ_BYTE * l_start_stream = 00;
1771 assert(p_stream != 00);
1772 assert(p_j2k != 00);
1773 assert(p_manager != 00);
1775 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1777 /* write SOC identifier */
1778 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1780 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1786 /* update markers struct */
1788 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1790 assert( 0 && "TODO" );
1791 #endif /* USE_JPWL */
1798 * Reads a SOC marker (Start of Codestream)
1799 * @param p_j2k the jpeg2000 file codec.
1800 * @param p_stream FIXME DOC
1801 * @param p_manager the user event manager.
1803 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1804 opj_stream_private_t *p_stream,
1805 opj_event_mgr_t * p_manager
1808 OPJ_BYTE l_data [2];
1809 OPJ_UINT32 l_marker;
1812 assert(p_j2k != 00);
1813 assert(p_manager != 00);
1814 assert(p_stream != 00);
1816 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1820 opj_read_bytes(l_data,&l_marker,2);
1821 if (l_marker != J2K_MS_SOC) {
1825 /* Next marker should be a SIZ marker in the main header */
1826 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1828 /* FIXME move it in a index structure included in p_j2k*/
1829 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1831 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1833 /* Add the marker to the codestream index*/
1834 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1835 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1841 OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1842 opj_stream_private_t *p_stream,
1843 opj_event_mgr_t * p_manager )
1846 OPJ_UINT32 l_size_len;
1847 OPJ_BYTE * l_current_ptr;
1848 opj_image_t * l_image = 00;
1850 opj_image_comp_t * l_img_comp = 00;
1853 assert(p_stream != 00);
1854 assert(p_j2k != 00);
1855 assert(p_manager != 00);
1857 l_image = p_j2k->m_private_image;
1858 cp = &(p_j2k->m_cp);
1859 l_size_len = 40 + 3 * l_image->numcomps;
1860 l_img_comp = l_image->comps;
1862 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1864 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1865 if (! new_header_tile_data) {
1866 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1867 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1868 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1869 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1872 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1873 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1876 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1878 /* write SOC identifier */
1879 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1882 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1885 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1888 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1891 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1894 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1897 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1900 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1903 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1906 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1909 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1912 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1915 for (i = 0; i < l_image->numcomps; ++i) {
1916 /* TODO here with MCT ? */
1917 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1920 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1923 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1929 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) {
1937 * Reads a SIZ marker (image and tile size)
1938 * @param p_j2k the jpeg2000 file codec.
1939 * @param p_header_data the data contained in the SIZ box.
1940 * @param p_header_size the size of the data contained in the SIZ marker.
1941 * @param p_manager the user event manager.
1943 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1944 OPJ_BYTE * p_header_data,
1945 OPJ_UINT32 p_header_size,
1946 opj_event_mgr_t * p_manager
1950 OPJ_UINT32 l_nb_comp;
1951 OPJ_UINT32 l_nb_comp_remain;
1952 OPJ_UINT32 l_remaining_size;
1953 OPJ_UINT32 l_nb_tiles;
1954 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
1955 opj_image_t *l_image = 00;
1956 opj_cp_t *l_cp = 00;
1957 opj_image_comp_t * l_img_comp = 00;
1958 opj_tcp_t * l_current_tile_param = 00;
1961 assert(p_j2k != 00);
1962 assert(p_manager != 00);
1963 assert(p_header_data != 00);
1965 l_image = p_j2k->m_private_image;
1966 l_cp = &(p_j2k->m_cp);
1968 /* minimum size == 39 - 3 (= minimum component parameter) */
1969 if (p_header_size < 36) {
1970 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1974 l_remaining_size = p_header_size - 36;
1975 l_nb_comp = l_remaining_size / 3;
1976 l_nb_comp_remain = l_remaining_size % 3;
1977 if (l_nb_comp_remain != 0){
1978 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1982 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1984 l_cp->rsiz = (OPJ_UINT16) l_tmp;
1985 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1987 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1989 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1991 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1993 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1995 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1997 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1999 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
2001 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
2004 l_image->numcomps = (OPJ_UINT16) l_tmp;
2006 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2010 if (l_image->numcomps != l_nb_comp) {
2011 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);
2015 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2016 /* testcase issue427-null-image-size.jp2 */
2017 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2018 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: negative or zero image size (%d x %d)\n", l_image->x1 - l_image->x0, l_image->y1 - l_image->y0);
2021 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2022 if (!(l_cp->tdx * l_cp->tdy)) {
2023 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);
2027 /* testcase 1610.pdf.SIGSEGV.59c.681 */
2028 if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) {
2029 opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2033 /* testcase issue427-illegal-tile-offset.jp2 */
2034 l_tx1 = l_cp->tx0 + l_cp->tdx;
2035 if (l_tx1 < l_cp->tx0) { /* manage overflow */
2036 l_tx1 = 0xFFFFFFFFU;
2038 l_ty1 = l_cp->ty0 + l_cp->tdy;
2039 if (l_ty1 < l_cp->ty0) { /* manage overflow */
2040 l_ty1 = 0xFFFFFFFFU;
2042 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) || (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0) ) {
2043 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: illegal tile offset\n");
2048 if (l_cp->correct) {
2049 /* if JPWL is on, we check whether TX errors have damaged
2050 too much the SIZ parameters */
2051 if (!(l_image->x1 * l_image->y1)) {
2052 opj_event_msg(p_manager, EVT_ERROR,
2053 "JPWL: bad image size (%d x %d)\n",
2054 l_image->x1, l_image->y1);
2055 if (!JPWL_ASSUME || JPWL_ASSUME) {
2056 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2061 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2062 if (l_image->numcomps != ((len - 38) / 3)) {
2063 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2064 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2065 l_image->numcomps, ((len - 38) / 3));
2067 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2070 */ /* we try to correct */
2071 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2072 if (l_image->numcomps < ((len - 38) / 3)) {
2073 len = 38 + 3 * l_image->numcomps;
2074 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2077 l_image->numcomps = ((len - 38) / 3);
2078 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2084 /* update components number in the jpwl_exp_comps filed */
2085 l_cp->exp_comps = l_image->numcomps;
2087 #endif /* USE_JPWL */
2089 /* Allocate the resulting image components */
2090 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
2091 if (l_image->comps == 00){
2092 l_image->numcomps = 0;
2093 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2097 l_img_comp = l_image->comps;
2099 /* Read the component information */
2100 for (i = 0; i < l_image->numcomps; ++i){
2102 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
2104 l_img_comp->prec = (tmp & 0x7f) + 1;
2105 l_img_comp->sgnd = tmp >> 7;
2106 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
2108 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2109 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2111 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2112 if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2113 l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
2114 opj_event_msg(p_manager, EVT_ERROR,
2115 "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
2116 i, l_img_comp->dx, l_img_comp->dy);
2121 if (l_cp->correct) {
2122 /* if JPWL is on, we check whether TX errors have damaged
2123 too much the SIZ parameters, again */
2124 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2125 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2126 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2127 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2129 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2132 /* we try to correct */
2133 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2134 if (!l_image->comps[i].dx) {
2135 l_image->comps[i].dx = 1;
2136 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2137 i, l_image->comps[i].dx);
2139 if (!l_image->comps[i].dy) {
2140 l_image->comps[i].dy = 1;
2141 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2142 i, l_image->comps[i].dy);
2146 #endif /* USE_JPWL */
2147 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2148 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2152 /* Compute the number of tiles */
2153 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2154 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2156 /* Check that the number of tiles is valid */
2157 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2158 opj_event_msg( p_manager, EVT_ERROR,
2159 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2160 l_cp->tw, l_cp->th);
2163 l_nb_tiles = l_cp->tw * l_cp->th;
2165 /* Define the tiles which will be decoded */
2166 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2167 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;
2168 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;
2169 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);
2170 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);
2173 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2174 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2175 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2176 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2180 if (l_cp->correct) {
2181 /* if JPWL is on, we check whether TX errors have damaged
2182 too much the SIZ parameters */
2183 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2184 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2185 "JPWL: bad number of tiles (%d x %d)\n",
2186 l_cp->tw, l_cp->th);
2188 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2191 /* we try to correct */
2192 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2195 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2198 if (l_cp->tw > l_cp->max_tiles) {
2200 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2201 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2202 l_cp->max_tiles, l_cp->tw);
2206 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2209 if (l_cp->th > l_cp->max_tiles) {
2211 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2212 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2213 l_cp->max_tiles, l_cp->th);
2217 #endif /* USE_JPWL */
2219 /* memory allocations */
2220 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2221 if (l_cp->tcps == 00) {
2222 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2227 if (l_cp->correct) {
2229 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2230 "JPWL: could not alloc tcps field of cp\n");
2231 if (!JPWL_ASSUME || JPWL_ASSUME) {
2232 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2237 #endif /* USE_JPWL */
2239 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2240 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2241 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2242 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2246 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2247 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS ,sizeof(opj_mct_data_t));
2249 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2250 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2253 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2255 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2256 (opj_simple_mcc_decorrelation_data_t*)
2257 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS, sizeof(opj_simple_mcc_decorrelation_data_t));
2259 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2260 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2263 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2265 /* set up default dc level shift */
2266 for (i=0;i<l_image->numcomps;++i) {
2267 if (! l_image->comps[i].sgnd) {
2268 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2272 l_current_tile_param = l_cp->tcps;
2273 for (i = 0; i < l_nb_tiles; ++i) {
2274 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2275 if (l_current_tile_param->tccps == 00) {
2276 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2280 ++l_current_tile_param;
2283 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2284 opj_image_comp_header_update(l_image,l_cp);
2289 OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2290 opj_stream_private_t *p_stream,
2291 opj_event_mgr_t * p_manager
2294 OPJ_UINT32 l_comment_size;
2295 OPJ_UINT32 l_total_com_size;
2296 const OPJ_CHAR *l_comment;
2297 OPJ_BYTE * l_current_ptr = 00;
2300 assert(p_j2k != 00);
2301 assert(p_stream != 00);
2302 assert(p_manager != 00);
2304 l_comment = p_j2k->m_cp.comment;
2305 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2306 l_total_com_size = l_comment_size + 6;
2308 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2309 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);
2310 if (! new_header_tile_data) {
2311 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2312 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2313 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2314 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2317 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2318 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2321 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2323 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2326 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2329 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2332 memcpy( l_current_ptr,l_comment,l_comment_size);
2334 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) {
2342 * Reads a COM marker (comments)
2343 * @param p_j2k the jpeg2000 file codec.
2344 * @param p_header_data the data contained in the COM box.
2345 * @param p_header_size the size of the data contained in the COM marker.
2346 * @param p_manager the user event manager.
2348 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2349 OPJ_BYTE * p_header_data,
2350 OPJ_UINT32 p_header_size,
2351 opj_event_mgr_t * p_manager
2355 assert(p_j2k != 00);
2356 assert(p_manager != 00);
2357 assert(p_header_data != 00);
2358 (void)p_header_size;
2363 OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2364 opj_stream_private_t *p_stream,
2365 opj_event_mgr_t * p_manager )
2367 opj_cp_t *l_cp = 00;
2368 opj_tcp_t *l_tcp = 00;
2369 OPJ_UINT32 l_code_size,l_remaining_size;
2370 OPJ_BYTE * l_current_data = 00;
2373 assert(p_j2k != 00);
2374 assert(p_manager != 00);
2375 assert(p_stream != 00);
2377 l_cp = &(p_j2k->m_cp);
2378 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2379 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2380 l_remaining_size = l_code_size;
2382 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2383 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2384 if (! new_header_tile_data) {
2385 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2386 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2387 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2388 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2391 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2392 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2395 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2397 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2398 l_current_data += 2;
2400 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2401 l_current_data += 2;
2403 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2406 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2409 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2412 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2415 l_remaining_size -= 9;
2417 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2418 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2422 if (l_remaining_size != 0) {
2423 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2427 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) {
2435 * Reads a COD marker (Coding Styke defaults)
2436 * @param p_header_data the data contained in the COD box.
2437 * @param p_j2k the jpeg2000 codec.
2438 * @param p_header_size the size of the data contained in the COD marker.
2439 * @param p_manager the user event manager.
2441 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2442 OPJ_BYTE * p_header_data,
2443 OPJ_UINT32 p_header_size,
2444 opj_event_mgr_t * p_manager
2450 opj_cp_t *l_cp = 00;
2451 opj_tcp_t *l_tcp = 00;
2452 opj_image_t *l_image = 00;
2455 assert(p_header_data != 00);
2456 assert(p_j2k != 00);
2457 assert(p_manager != 00);
2459 l_image = p_j2k->m_private_image;
2460 l_cp = &(p_j2k->m_cp);
2462 /* If we are in the first tile-part header of the current tile */
2463 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2464 &l_cp->tcps[p_j2k->m_current_tile_number] :
2465 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2467 /* Only one COD per tile */
2469 opj_event_msg(p_manager, EVT_ERROR, "COD marker already read. No more than one COD marker per tile.\n");
2474 /* Make sure room is sufficient */
2475 if (p_header_size < 5) {
2476 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2480 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2482 /* Make sure we know how to decode this */
2483 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | J2K_CP_CSTY_EPH)) != 0U) {
2484 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2487 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2489 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2490 /* Make sure progression order is valid */
2491 if (l_tcp->prg > OPJ_CPRL ) {
2492 opj_event_msg(p_manager, EVT_ERROR, "Unknown progression order in COD marker\n");
2493 l_tcp->prg = OPJ_PROG_UNKNOWN;
2495 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2498 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2499 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of layers in COD marker : %d not in range [1-65535]\n", l_tcp->numlayers);
2503 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2504 if (l_cp->m_specific_param.m_dec.m_layer) {
2505 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2508 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2511 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2515 for (i = 0; i < l_image->numcomps; ++i) {
2516 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2519 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2520 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2524 if (p_header_size != 0) {
2525 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2529 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2530 opj_j2k_copy_tile_component_parameters(p_j2k);
2533 #ifdef WIP_REMOVE_MSD
2534 if (p_j2k->cstr_info) {
2535 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2536 p_j2k->cstr_info->prog = l_tcp->prg;
2537 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2538 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2539 for (i = 0; i < l_image->numcomps; ++i) {
2540 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2549 OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2550 OPJ_UINT32 p_comp_no,
2551 opj_stream_private_t *p_stream,
2552 opj_event_mgr_t * p_manager )
2554 OPJ_UINT32 l_coc_size,l_remaining_size;
2555 OPJ_UINT32 l_comp_room;
2558 assert(p_j2k != 00);
2559 assert(p_manager != 00);
2560 assert(p_stream != 00);
2562 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2564 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2566 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2567 OPJ_BYTE *new_header_tile_data;
2568 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2569 = (OPJ_BYTE*)opj_realloc(
2570 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2573 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2574 if (! new_header_tile_data) {
2575 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2576 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2577 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2578 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2581 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2582 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2585 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);
2587 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) {
2596 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2597 OPJ_UINT32 p_comp_no,
2599 OPJ_UINT32 * p_data_written,
2600 opj_event_mgr_t * p_manager
2603 opj_cp_t *l_cp = 00;
2604 opj_tcp_t *l_tcp = 00;
2605 OPJ_UINT32 l_coc_size,l_remaining_size;
2606 OPJ_BYTE * l_current_data = 00;
2607 opj_image_t *l_image = 00;
2608 OPJ_UINT32 l_comp_room;
2611 assert(p_j2k != 00);
2612 assert(p_manager != 00);
2614 l_cp = &(p_j2k->m_cp);
2615 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2616 l_image = p_j2k->m_private_image;
2617 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2619 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2620 l_remaining_size = l_coc_size;
2622 l_current_data = p_data;
2624 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2625 l_current_data += 2;
2627 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2628 l_current_data += 2;
2630 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2631 l_current_data+=l_comp_room;
2633 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2636 l_remaining_size -= (5 + l_comp_room);
2637 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2638 * p_data_written = l_coc_size;
2642 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2645 OPJ_UINT32 l_nb_comp;
2646 OPJ_UINT32 l_nb_tiles;
2647 OPJ_UINT32 l_max = 0;
2651 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2652 l_nb_comp = p_j2k->m_private_image->numcomps;
2654 for (i=0;i<l_nb_tiles;++i) {
2655 for (j=0;j<l_nb_comp;++j) {
2656 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2664 * Reads a COC marker (Coding Style Component)
2665 * @param p_header_data the data contained in the COC box.
2666 * @param p_j2k the jpeg2000 codec.
2667 * @param p_header_size the size of the data contained in the COC marker.
2668 * @param p_manager the user event manager.
2670 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2671 OPJ_BYTE * p_header_data,
2672 OPJ_UINT32 p_header_size,
2673 opj_event_mgr_t * p_manager
2676 opj_cp_t *l_cp = NULL;
2677 opj_tcp_t *l_tcp = NULL;
2678 opj_image_t *l_image = NULL;
2679 OPJ_UINT32 l_comp_room;
2680 OPJ_UINT32 l_comp_no;
2683 assert(p_header_data != 00);
2684 assert(p_j2k != 00);
2685 assert(p_manager != 00);
2687 l_cp = &(p_j2k->m_cp);
2688 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2689 &l_cp->tcps[p_j2k->m_current_tile_number] :
2690 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2691 l_image = p_j2k->m_private_image;
2693 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2695 /* make sure room is sufficient*/
2696 if (p_header_size < l_comp_room + 1) {
2697 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2700 p_header_size -= l_comp_room + 1;
2702 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2703 p_header_data += l_comp_room;
2704 if (l_comp_no >= l_image->numcomps) {
2705 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2709 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2712 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2713 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2717 if (p_header_size != 0) {
2718 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2724 OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2725 opj_stream_private_t *p_stream,
2726 opj_event_mgr_t * p_manager
2729 OPJ_UINT32 l_qcd_size,l_remaining_size;
2730 OPJ_BYTE * l_current_data = 00;
2733 assert(p_j2k != 00);
2734 assert(p_manager != 00);
2735 assert(p_stream != 00);
2737 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2738 l_remaining_size = l_qcd_size;
2740 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2741 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2742 if (! new_header_tile_data) {
2743 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2744 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2745 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2746 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2749 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2750 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2753 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2755 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2756 l_current_data += 2;
2758 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2759 l_current_data += 2;
2761 l_remaining_size -= 4;
2763 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2764 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2768 if (l_remaining_size != 0) {
2769 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2773 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) {
2781 * Reads a QCD marker (Quantization defaults)
2782 * @param p_header_data the data contained in the QCD box.
2783 * @param p_j2k the jpeg2000 codec.
2784 * @param p_header_size the size of the data contained in the QCD marker.
2785 * @param p_manager the user event manager.
2787 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2788 OPJ_BYTE * p_header_data,
2789 OPJ_UINT32 p_header_size,
2790 opj_event_mgr_t * p_manager
2794 assert(p_header_data != 00);
2795 assert(p_j2k != 00);
2796 assert(p_manager != 00);
2798 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2799 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2803 if (p_header_size != 0) {
2804 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2808 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2809 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2815 OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2816 OPJ_UINT32 p_comp_no,
2817 opj_stream_private_t *p_stream,
2818 opj_event_mgr_t * p_manager
2821 OPJ_UINT32 l_qcc_size,l_remaining_size;
2824 assert(p_j2k != 00);
2825 assert(p_manager != 00);
2826 assert(p_stream != 00);
2828 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2829 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1;
2830 l_remaining_size = l_qcc_size;
2832 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2833 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2834 if (! new_header_tile_data) {
2835 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2836 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2837 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2838 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2841 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2842 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2845 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);
2847 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) {
2856 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2857 OPJ_UINT32 p_comp_no,
2859 OPJ_UINT32 * p_data_written,
2860 opj_event_mgr_t * p_manager
2863 OPJ_UINT32 l_qcc_size,l_remaining_size;
2864 OPJ_BYTE * l_current_data = 00;
2867 assert(p_j2k != 00);
2868 assert(p_manager != 00);
2870 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2871 l_remaining_size = l_qcc_size;
2873 l_current_data = p_data;
2875 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2876 l_current_data += 2;
2878 if (p_j2k->m_private_image->numcomps <= 256) {
2881 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2882 l_current_data += 2;
2884 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2887 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2888 l_remaining_size -= 6;
2891 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2892 l_current_data += 2;
2894 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2897 l_remaining_size -= 6;
2900 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2902 *p_data_written = l_qcc_size;
2906 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2908 return opj_j2k_get_max_coc_size(p_j2k);
2912 * Reads a QCC marker (Quantization component)
2913 * @param p_header_data the data contained in the QCC box.
2914 * @param p_j2k the jpeg2000 codec.
2915 * @param p_header_size the size of the data contained in the QCC marker.
2916 * @param p_manager the user event manager.
2918 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2919 OPJ_BYTE * p_header_data,
2920 OPJ_UINT32 p_header_size,
2921 opj_event_mgr_t * p_manager
2924 OPJ_UINT32 l_num_comp,l_comp_no;
2927 assert(p_header_data != 00);
2928 assert(p_j2k != 00);
2929 assert(p_manager != 00);
2931 l_num_comp = p_j2k->m_private_image->numcomps;
2933 if (l_num_comp <= 256) {
2934 if (p_header_size < 1) {
2935 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2938 opj_read_bytes(p_header_data,&l_comp_no,1);
2943 if (p_header_size < 2) {
2944 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2947 opj_read_bytes(p_header_data,&l_comp_no,2);
2953 if (p_j2k->m_cp.correct) {
2955 static OPJ_UINT32 backup_compno = 0;
2957 /* compno is negative or larger than the number of components!!! */
2958 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2959 opj_event_msg(p_manager, EVT_ERROR,
2960 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2961 l_comp_no, l_num_comp);
2963 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2966 /* we try to correct */
2967 l_comp_no = backup_compno % l_num_comp;
2968 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2969 "- setting component number to %d\n",
2973 /* keep your private count of tiles */
2976 #endif /* USE_JPWL */
2978 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
2979 opj_event_msg(p_manager, EVT_ERROR,
2980 "Invalid component number: %d, regarding the number of components %d\n",
2981 l_comp_no, p_j2k->m_private_image->numcomps);
2985 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2986 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2990 if (p_header_size != 0) {
2991 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2998 OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
2999 opj_stream_private_t *p_stream,
3000 opj_event_mgr_t * p_manager
3003 OPJ_UINT32 l_nb_comp;
3004 OPJ_UINT32 l_nb_poc;
3005 OPJ_UINT32 l_poc_size;
3006 OPJ_UINT32 l_written_size = 0;
3007 opj_tcp_t *l_tcp = 00;
3008 OPJ_UINT32 l_poc_room;
3011 assert(p_j2k != 00);
3012 assert(p_manager != 00);
3013 assert(p_stream != 00);
3015 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3016 l_nb_comp = p_j2k->m_private_image->numcomps;
3017 l_nb_poc = 1 + l_tcp->numpocs;
3019 if (l_nb_comp <= 256) {
3025 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3027 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3028 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3029 if (! new_header_tile_data) {
3030 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3031 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3032 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3033 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3036 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3037 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3040 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
3042 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) {
3049 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
3051 OPJ_UINT32 * p_data_written,
3052 opj_event_mgr_t * p_manager
3056 OPJ_BYTE * l_current_data = 00;
3057 OPJ_UINT32 l_nb_comp;
3058 OPJ_UINT32 l_nb_poc;
3059 OPJ_UINT32 l_poc_size;
3060 opj_image_t *l_image = 00;
3061 opj_tcp_t *l_tcp = 00;
3062 opj_tccp_t *l_tccp = 00;
3063 opj_poc_t *l_current_poc = 00;
3064 OPJ_UINT32 l_poc_room;
3067 assert(p_j2k != 00);
3068 assert(p_manager != 00);
3070 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3071 l_tccp = &l_tcp->tccps[0];
3072 l_image = p_j2k->m_private_image;
3073 l_nb_comp = l_image->numcomps;
3074 l_nb_poc = 1 + l_tcp->numpocs;
3076 if (l_nb_comp <= 256) {
3083 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3085 l_current_data = p_data;
3087 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
3088 l_current_data += 2;
3090 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
3091 l_current_data += 2;
3093 l_current_poc = l_tcp->pocs;
3094 for (i = 0; i < l_nb_poc; ++i) {
3095 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
3098 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
3099 l_current_data+=l_poc_room;
3101 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
3104 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
3107 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
3108 l_current_data+=l_poc_room;
3110 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
3113 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3114 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3115 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3116 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3121 *p_data_written = l_poc_size;
3124 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3126 opj_tcp_t * l_tcp = 00;
3127 OPJ_UINT32 l_nb_tiles = 0;
3128 OPJ_UINT32 l_max_poc = 0;
3131 l_tcp = p_j2k->m_cp.tcps;
3132 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3134 for (i=0;i<l_nb_tiles;++i) {
3135 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
3141 return 4 + 9 * l_max_poc;
3144 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
3147 OPJ_UINT32 l_nb_tiles;
3148 OPJ_UINT32 l_max = 0;
3149 opj_tcp_t * l_tcp = 00;
3151 l_tcp = p_j2k->m_cp.tcps;
3152 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3154 for (i=0;i<l_nb_tiles;++i) {
3155 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3163 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3165 OPJ_UINT32 l_nb_bytes = 0;
3166 OPJ_UINT32 l_nb_comps;
3167 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3169 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3170 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3172 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3173 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3174 l_nb_bytes += l_nb_comps * l_coc_bytes;
3176 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3177 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3180 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3182 /*** DEVELOPER CORNER, Add room for your headers ***/
3188 * Reads a POC marker (Progression Order Change)
3190 * @param p_header_data the data contained in the POC box.
3191 * @param p_j2k the jpeg2000 codec.
3192 * @param p_header_size the size of the data contained in the POC marker.
3193 * @param p_manager the user event manager.
3195 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3196 OPJ_BYTE * p_header_data,
3197 OPJ_UINT32 p_header_size,
3198 opj_event_mgr_t * p_manager
3201 OPJ_UINT32 i, l_nb_comp, l_tmp;
3202 opj_image_t * l_image = 00;
3203 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3204 OPJ_UINT32 l_chunk_size, l_comp_room;
3206 opj_cp_t *l_cp = 00;
3207 opj_tcp_t *l_tcp = 00;
3208 opj_poc_t *l_current_poc = 00;
3211 assert(p_header_data != 00);
3212 assert(p_j2k != 00);
3213 assert(p_manager != 00);
3215 l_image = p_j2k->m_private_image;
3216 l_nb_comp = l_image->numcomps;
3217 if (l_nb_comp <= 256) {
3223 l_chunk_size = 5 + 2 * l_comp_room;
3224 l_current_poc_nb = p_header_size / l_chunk_size;
3225 l_current_poc_remaining = p_header_size % l_chunk_size;
3227 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3228 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3232 l_cp = &(p_j2k->m_cp);
3233 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3234 &l_cp->tcps[p_j2k->m_current_tile_number] :
3235 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3236 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3237 l_current_poc_nb += l_old_poc_nb;
3239 if(l_current_poc_nb >= 32)
3241 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3244 assert(l_current_poc_nb < 32);
3246 /* now poc is in use.*/
3249 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3250 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3251 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3253 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3254 p_header_data+=l_comp_room;
3255 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3256 /* make sure layer end is in acceptable bounds */
3257 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3259 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3261 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3262 p_header_data+=l_comp_room;
3263 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3265 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3266 /* make sure comp is in acceptable bounds */
3267 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3271 l_tcp->numpocs = l_current_poc_nb - 1;
3276 * Reads a CRG marker (Component registration)
3278 * @param p_header_data the data contained in the TLM box.
3279 * @param p_j2k the jpeg2000 codec.
3280 * @param p_header_size the size of the data contained in the TLM marker.
3281 * @param p_manager the user event manager.
3283 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3284 OPJ_BYTE * p_header_data,
3285 OPJ_UINT32 p_header_size,
3286 opj_event_mgr_t * p_manager
3289 OPJ_UINT32 l_nb_comp;
3291 assert(p_header_data != 00);
3292 assert(p_j2k != 00);
3293 assert(p_manager != 00);
3295 l_nb_comp = p_j2k->m_private_image->numcomps;
3297 if (p_header_size != l_nb_comp *4) {
3298 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3301 /* Do not care of this at the moment since only local variables are set here */
3304 (i = 0; i < l_nb_comp; ++i)
3306 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3308 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3316 * Reads a TLM marker (Tile Length Marker)
3318 * @param p_header_data the data contained in the TLM box.
3319 * @param p_j2k the jpeg2000 codec.
3320 * @param p_header_size the size of the data contained in the TLM marker.
3321 * @param p_manager the user event manager.
3323 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3324 OPJ_BYTE * p_header_data,
3325 OPJ_UINT32 p_header_size,
3326 opj_event_mgr_t * p_manager
3329 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3331 assert(p_header_data != 00);
3332 assert(p_j2k != 00);
3333 assert(p_manager != 00);
3335 if (p_header_size < 2) {
3336 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3341 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3343 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3346 l_ST = ((l_Stlm >> 4) & 0x3);
3347 l_SP = (l_Stlm >> 6) & 0x1;
3349 l_Ptlm_size = (l_SP + 1) * 2;
3350 l_quotient = l_Ptlm_size + l_ST;
3352 l_tot_num_tp_remaining = p_header_size % l_quotient;
3354 if (l_tot_num_tp_remaining != 0) {
3355 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3358 /* FIXME Do not care of this at the moment since only local variables are set here */
3361 (i = 0; i < l_tot_num_tp; ++i)
3363 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3364 p_header_data += l_ST;
3365 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3366 p_header_data += l_Ptlm_size;
3372 * Reads a PLM marker (Packet length, main header marker)
3374 * @param p_header_data the data contained in the TLM box.
3375 * @param p_j2k the jpeg2000 codec.
3376 * @param p_header_size the size of the data contained in the TLM marker.
3377 * @param p_manager the user event manager.
3379 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3380 OPJ_BYTE * p_header_data,
3381 OPJ_UINT32 p_header_size,
3382 opj_event_mgr_t * p_manager
3386 assert(p_header_data != 00);
3387 assert(p_j2k != 00);
3388 assert(p_manager != 00);
3390 if (p_header_size < 1) {
3391 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3394 /* Do not care of this at the moment since only local variables are set here */
3396 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3403 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3405 p_header_size -= (1+l_Nplm);
3409 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3413 (i = 0; i < l_Nplm; ++i)
3415 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3417 // take only the last seven bytes
3418 l_packet_len |= (l_tmp & 0x7f);
3426 // store packet length and proceed to next packet
3433 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3442 * Reads a PLT marker (Packet length, tile-part header)
3444 * @param p_header_data the data contained in the PLT box.
3445 * @param p_j2k the jpeg2000 codec.
3446 * @param p_header_size the size of the data contained in the PLT marker.
3447 * @param p_manager the user event manager.
3449 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3450 OPJ_BYTE * p_header_data,
3451 OPJ_UINT32 p_header_size,
3452 opj_event_mgr_t * p_manager
3455 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3458 assert(p_header_data != 00);
3459 assert(p_j2k != 00);
3460 assert(p_manager != 00);
3462 if (p_header_size < 1) {
3463 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3467 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3471 for (i = 0; i < p_header_size; ++i) {
3472 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3474 /* take only the last seven bytes */
3475 l_packet_len |= (l_tmp & 0x7f);
3480 /* store packet length and proceed to next packet */
3485 if (l_packet_len != 0) {
3486 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3494 OPJ_BOOL j2k_read_ppm_v2 (
3496 OPJ_BYTE * p_header_data,
3497 OPJ_UINT32 p_header_size,
3498 struct opj_event_mgr * p_manager
3502 opj_cp_t *l_cp = 00;
3503 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3506 assert(p_header_data != 00);
3507 assert(p_j2k != 00);
3508 assert(p_manager != 00);
3510 if (p_header_size < 1) {
3511 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3515 l_cp = &(p_j2k->m_cp);
3518 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3522 /* First PPM marker */
3524 if (p_header_size < 4) {
3525 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3529 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3533 /* First PPM marker: Initialization */
3534 l_cp->ppm_len = l_N_ppm;
3535 l_cp->ppm_data_size = 0;
3537 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3538 if (l_cp->ppm_buffer == 00) {
3539 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3542 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3544 l_cp->ppm_data = l_cp->ppm_buffer;
3548 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3549 if (p_header_size >= 4) {
3551 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3554 l_cp->ppm_len += l_N_ppm ;
3556 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3557 if (! new_ppm_buffer) {
3558 opj_free(l_cp->ppm_buffer);
3559 l_cp->ppm_buffer = NULL;
3561 l_cp->ppm_data = NULL;
3562 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3565 l_cp->ppm_buffer = new_ppm_buffer;
3566 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3567 l_cp->ppm_data = l_cp->ppm_buffer;
3574 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3576 if (l_remaining_data <= p_header_size) {
3577 /* we must store less information than available in the packet */
3578 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3579 l_cp->ppm_data_size = l_cp->ppm_len;
3580 p_header_size -= l_remaining_data;
3581 p_header_data += l_remaining_data;
3584 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3585 l_cp->ppm_data_size += p_header_size;
3586 p_header_data += p_header_size;
3596 OPJ_BOOL j2k_read_ppm_v3 (
3598 OPJ_BYTE * p_header_data,
3599 OPJ_UINT32 p_header_size,
3600 struct opj_event_mgr * p_manager
3603 opj_cp_t *l_cp = 00;
3604 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3607 assert(p_header_data != 00);
3608 assert(p_j2k != 00);
3609 assert(p_manager != 00);
3611 /* Minimum size of PPM marker is equal to the size of Zppm element */
3612 if (p_header_size < 1) {
3613 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3617 l_cp = &(p_j2k->m_cp);
3620 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3624 /* First PPM marker */
3626 if (l_cp->ppm_data != NULL) {
3627 opj_event_msg(p_manager, EVT_ERROR, "Zppm O already processed. Found twice.\n");
3628 opj_free(l_cp->ppm_data);
3629 l_cp->ppm_data = NULL;
3630 l_cp->ppm_buffer = NULL;
3631 l_cp->ppm = 0; /* do not use PPM */
3634 /* We need now at least the Nppm^0 element */
3635 if (p_header_size < 4) {
3636 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3640 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3644 /* sanity check: how much bytes is left for Ippm */
3645 if( p_header_size < l_N_ppm )
3647 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 );
3648 opj_free(l_cp->ppm_data);
3649 l_cp->ppm_data = NULL;
3650 l_cp->ppm_buffer = NULL;
3651 l_cp->ppm = 0; /* do not use PPM */
3655 /* First PPM marker: Initialization */
3656 l_cp->ppm_len = l_N_ppm;
3657 l_cp->ppm_data_read = 0;
3659 l_cp->ppm_data = (OPJ_BYTE *) opj_calloc(1,l_cp->ppm_len);
3660 l_cp->ppm_buffer = l_cp->ppm_data;
3661 if (l_cp->ppm_data == 00) {
3662 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3666 l_cp->ppm_data_current = l_cp->ppm_data;
3668 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3671 if (p_header_size < 4) {
3672 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3676 /* Uncompleted Ippm series in the previous PPM marker?*/
3677 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3678 /* Get the place where add the remaining Ippm series*/
3679 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3680 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3683 OPJ_BYTE *new_ppm_data;
3684 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3688 /* sanity check: how much bytes is left for Ippm */
3689 if( p_header_size < l_N_ppm )
3691 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 );
3692 opj_free(l_cp->ppm_data);
3693 l_cp->ppm_data = NULL;
3694 l_cp->ppm_buffer = NULL;
3695 l_cp->ppm = 0; /* do not use PPM */
3698 /* Increase the size of ppm_data to add the new Ippm series*/
3699 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3700 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3701 if (! new_ppm_data) {
3702 opj_free(l_cp->ppm_data);
3703 l_cp->ppm_data = NULL;
3704 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3706 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3709 l_cp->ppm_data = new_ppm_data;
3710 l_cp->ppm_buffer = l_cp->ppm_data;
3712 /* Keep the position of the place where concatenate the new series*/
3713 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3714 l_cp->ppm_len += l_N_ppm;
3719 l_remaining_data = p_header_size;
3721 while (l_remaining_data >= l_N_ppm) {
3722 /* read a complete Ippm series*/
3723 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3724 p_header_size -= l_N_ppm;
3725 p_header_data += l_N_ppm;
3727 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3731 if (p_header_size < 4) {
3732 opj_free(l_cp->ppm_data);
3733 l_cp->ppm_data = NULL;
3734 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3737 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3740 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3745 l_remaining_data = p_header_size;
3749 l_remaining_data = p_header_size;
3751 /* Next Ippm series is a complete series ?*/
3752 if (l_remaining_data >= l_N_ppm) {
3753 OPJ_BYTE *new_ppm_data;
3754 /* Increase the size of ppm_data to add the new Ippm series*/
3755 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3756 /* Overflow check */
3757 if ((l_cp->ppm_len + l_N_ppm) < l_N_ppm) {
3758 opj_free(l_cp->ppm_data);
3759 l_cp->ppm_data = NULL;
3760 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3762 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");
3765 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3766 if (! new_ppm_data) {
3767 opj_free(l_cp->ppm_data);
3768 l_cp->ppm_data = NULL;
3769 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3771 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");
3774 l_cp->ppm_data = new_ppm_data;
3775 l_cp->ppm_buffer = l_cp->ppm_data;
3777 /* Keep the position of the place where concatenate the new series */
3778 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3779 l_cp->ppm_len += l_N_ppm;
3784 /* Need to read an incomplete Ippm series*/
3785 if (l_remaining_data) {
3786 OPJ_BYTE *new_ppm_data;
3787 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3789 /* Overflow check */
3790 if ((l_cp->ppm_len + l_N_ppm) < l_N_ppm) {
3791 opj_free(l_cp->ppm_data);
3792 l_cp->ppm_data = NULL;
3793 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3795 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");
3798 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3799 if (! new_ppm_data) {
3800 opj_free(l_cp->ppm_data);
3801 l_cp->ppm_data = NULL;
3802 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3804 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");
3807 l_cp->ppm_data = new_ppm_data;
3808 l_cp->ppm_buffer = l_cp->ppm_data;
3810 /* Keep the position of the place where concatenate the new series*/
3811 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3812 l_cp->ppm_len += l_N_ppm;
3814 /* Read incomplete Ippm series*/
3815 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3816 p_header_size -= l_remaining_data;
3817 p_header_data += l_remaining_data;
3819 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3824 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3825 if (p_header_size >= 4) {
3827 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3830 l_cp->ppm_len += l_N_ppm ;
3832 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3833 if (! new_ppm_buffer) {
3834 opj_free(l_cp->ppm_buffer);
3835 l_cp->ppm_buffer = NULL;
3837 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3840 l_cp->ppm_buffer = new_ppm_buffer;
3841 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3843 l_cp->ppm_data = l_cp->ppm_buffer;
3850 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3852 if (l_remaining_data <= p_header_size) {
3853 /* we must store less information than available in the packet */
3854 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3855 l_cp->ppm_data_size = l_cp->ppm_len;
3856 p_header_size -= l_remaining_data;
3857 p_header_data += l_remaining_data;
3860 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3861 l_cp->ppm_data_size += p_header_size;
3862 p_header_data += p_header_size;
3872 * Reads a PPT marker (Packed packet headers, tile-part header)
3874 * @param p_header_data the data contained in the PPT box.
3875 * @param p_j2k the jpeg2000 codec.
3876 * @param p_header_size the size of the data contained in the PPT marker.
3877 * @param p_manager the user event manager.
3879 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3880 OPJ_BYTE * p_header_data,
3881 OPJ_UINT32 p_header_size,
3882 opj_event_mgr_t * p_manager
3885 opj_cp_t *l_cp = 00;
3886 opj_tcp_t *l_tcp = 00;
3890 assert(p_header_data != 00);
3891 assert(p_j2k != 00);
3892 assert(p_manager != 00);
3894 /* We need to have the Z_ppt element at minimum */
3895 if (p_header_size < 1) {
3896 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3900 l_cp = &(p_j2k->m_cp);
3902 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3906 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3909 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3913 /* Allocate buffer to read the packet header */
3915 /* First PPT marker */
3916 l_tcp->ppt_data_size = 0;
3917 l_tcp->ppt_len = p_header_size;
3919 opj_free(l_tcp->ppt_buffer);
3920 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3921 if (l_tcp->ppt_buffer == 00) {
3922 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3925 l_tcp->ppt_data = l_tcp->ppt_buffer;
3927 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3930 OPJ_BYTE *new_ppt_buffer;
3931 l_tcp->ppt_len += p_header_size;
3933 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3934 if (! new_ppt_buffer) {
3935 opj_free(l_tcp->ppt_buffer);
3936 l_tcp->ppt_buffer = NULL;
3938 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3941 l_tcp->ppt_buffer = new_ppt_buffer;
3942 l_tcp->ppt_data = l_tcp->ppt_buffer;
3944 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3947 /* Read packet header from buffer */
3948 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3950 l_tcp->ppt_data_size += p_header_size;
3955 OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3956 opj_stream_private_t *p_stream,
3957 opj_event_mgr_t * p_manager
3960 OPJ_BYTE * l_current_data = 00;
3961 OPJ_UINT32 l_tlm_size;
3964 assert(p_j2k != 00);
3965 assert(p_manager != 00);
3966 assert(p_stream != 00);
3968 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3970 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3971 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3972 if (! new_header_tile_data) {
3973 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3974 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3975 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3976 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3979 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3980 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3983 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3985 /* change the way data is written to avoid seeking if possible */
3987 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3989 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3990 l_current_data += 2;
3992 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3993 l_current_data += 2;
3995 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3998 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
4001 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
4002 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) {
4009 OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
4011 OPJ_UINT32 * p_data_written,
4012 const opj_stream_private_t *p_stream,
4013 opj_event_mgr_t * p_manager
4017 assert(p_j2k != 00);
4018 assert(p_manager != 00);
4019 assert(p_stream != 00);
4021 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
4024 opj_write_bytes(p_data,10,2); /* Lsot */
4027 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
4033 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
4036 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
4041 /* update markers struct */
4043 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4045 assert( 0 && "TODO" );
4046 #endif /* USE_JPWL */
4048 * p_data_written = 12;
4053 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4054 OPJ_UINT32 p_header_size,
4055 OPJ_UINT32* p_tile_no,
4056 OPJ_UINT32* p_tot_len,
4057 OPJ_UINT32* p_current_part,
4058 OPJ_UINT32* p_num_parts,
4059 opj_event_mgr_t * p_manager )
4062 assert(p_header_data != 00);
4063 assert(p_manager != 00);
4065 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4066 if (p_header_size != 8) {
4067 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4071 opj_read_bytes(p_header_data,p_tile_no,2); /* Isot */
4073 opj_read_bytes(p_header_data,p_tot_len,4); /* Psot */
4075 opj_read_bytes(p_header_data,p_current_part,1); /* TPsot */
4077 opj_read_bytes(p_header_data,p_num_parts ,1); /* TNsot */
4082 OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
4083 OPJ_BYTE * p_header_data,
4084 OPJ_UINT32 p_header_size,
4085 opj_event_mgr_t * p_manager )
4087 opj_cp_t *l_cp = 00;
4088 opj_tcp_t *l_tcp = 00;
4089 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4090 OPJ_UINT32 l_current_part;
4091 OPJ_UINT32 l_tile_x,l_tile_y;
4095 assert(p_j2k != 00);
4096 assert(p_manager != 00);
4098 if (! opj_j2k_get_sot_values(p_header_data, p_header_size, &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
4099 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4103 l_cp = &(p_j2k->m_cp);
4105 /* testcase 2.pdf.SIGFPE.706.1112 */
4106 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4107 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number);
4111 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4112 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4113 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4116 if (l_cp->correct) {
4118 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4119 static OPJ_UINT32 backup_tileno = 0;
4121 /* tileno is negative or larger than the number of tiles!!! */
4122 if (tileno > (l_cp->tw * l_cp->th)) {
4123 opj_event_msg(p_manager, EVT_ERROR,
4124 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4125 tileno, (l_cp->tw * l_cp->th));
4127 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4130 /* we try to correct */
4131 tileno = backup_tileno;
4132 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4133 "- setting tile number to %d\n",
4137 /* keep your private count of tiles */
4140 #endif /* USE_JPWL */
4142 /* look for the tile in the list of already processed tile (in parts). */
4143 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4144 /* since the time taken by this function can only grow at the time */
4146 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4147 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
4149 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
4151 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
4155 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4161 if (l_cp->correct) {
4163 /* totlen is negative or larger than the bytes left!!! */
4164 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))) { */
4165 opj_event_msg(p_manager, EVT_ERROR,
4166 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4167 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4169 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4172 /* we try to correct */
4174 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4175 "- setting Psot to %d => assuming it is the last tile\n",
4179 #endif /* USE_JPWL */
4181 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4183 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
4184 "we assuming it is the last tile-part of the codestream.\n");
4185 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4188 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
4189 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4190 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4191 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4192 if (l_tcp->m_nb_tile_parts) {
4193 if (l_current_part >= l_tcp->m_nb_tile_parts){
4194 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4195 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
4196 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4200 if( l_current_part >= l_num_parts ) {
4201 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4202 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4203 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts );
4204 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4207 l_tcp->m_nb_tile_parts = l_num_parts;
4210 /* If know the number of tile part header we will check if we didn't read the last*/
4211 if (l_tcp->m_nb_tile_parts) {
4212 if (l_tcp->m_nb_tile_parts == (l_current_part+1)) {
4213 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
4217 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
4218 /* Keep the size of data to skip after this marker */
4219 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
4222 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4223 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4226 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4228 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4229 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4230 p_j2k->m_specific_param.m_decoder.m_skip_data =
4231 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4232 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4233 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4234 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4237 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
4238 p_j2k->m_specific_param.m_decoder.m_skip_data =
4239 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4243 if (p_j2k->cstr_index)
4245 assert(p_j2k->cstr_index->tile_index != 00);
4246 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4247 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
4249 if (l_num_parts != 0){
4250 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
4251 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
4253 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4254 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4255 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4256 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4257 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4262 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4263 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4264 if (! new_tp_index) {
4265 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4266 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4267 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4270 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4274 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4276 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4277 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4278 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4279 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4280 sizeof(opj_tp_index_t));
4281 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4282 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4283 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4288 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4289 opj_tp_index_t *new_tp_index;
4290 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1;
4291 new_tp_index = (opj_tp_index_t *) opj_realloc(
4292 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4293 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4294 if (! new_tp_index) {
4295 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4296 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4297 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4298 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4301 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4309 /* 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 */
4310 /* if (p_j2k->cstr_info) {
4313 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4316 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4317 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4318 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4319 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4322 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4325 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4329 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4332 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4333 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4334 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4339 OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4340 opj_tcd_t * p_tile_coder,
4342 OPJ_UINT32 * p_data_written,
4343 OPJ_UINT32 p_total_data_size,
4344 const opj_stream_private_t *p_stream,
4345 opj_event_mgr_t * p_manager
4348 opj_codestream_info_t *l_cstr_info = 00;
4349 OPJ_UINT32 l_remaining_data;
4352 assert(p_j2k != 00);
4353 assert(p_manager != 00);
4354 assert(p_stream != 00);
4356 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4359 /* make room for the EOF marker */
4360 l_remaining_data = p_total_data_size - 4;
4362 /* update tile coder */
4363 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4364 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4367 /* TODO mergeV2: check this part which use cstr_info */
4368 /*l_cstr_info = p_j2k->cstr_info;
4370 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4371 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4372 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4378 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4380 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4385 /* update markers struct */
4386 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4388 assert( 0 && "TODO" );
4389 #endif /* USE_JPWL */
4394 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4395 p_tile_coder->tcd_image->tiles->packno = 0;
4397 l_cstr_info->packno = 0;
4401 *p_data_written = 0;
4403 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)) {
4404 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4408 *p_data_written += 2;
4413 OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4414 opj_stream_private_t *p_stream,
4415 opj_event_mgr_t * p_manager
4418 OPJ_SIZE_T l_current_read_size;
4419 opj_codestream_index_t * l_cstr_index = 00;
4420 OPJ_BYTE ** l_current_data = 00;
4421 opj_tcp_t * l_tcp = 00;
4422 OPJ_UINT32 * l_tile_len = 00;
4423 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4426 assert(p_j2k != 00);
4427 assert(p_manager != 00);
4428 assert(p_stream != 00);
4430 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4432 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4433 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4434 // but we are in the last tile part,
4435 // so its result will fit on OPJ_UINT32 unless we find
4436 // a file with a single tile part of more than 4 GB...*/
4437 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4440 /* Check to avoid pass the limit of OPJ_UINT32 */
4441 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4442 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4444 /* MSD: case commented to support empty SOT marker (PHR data) */
4448 l_current_data = &(l_tcp->m_data);
4449 l_tile_len = &l_tcp->m_data_size;
4451 /* Patch to support new PHR data */
4452 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4453 /* If we are here, we'll try to read the data after allocation */
4454 /* Check enough bytes left in stream before allocation */
4455 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length > opj_stream_get_number_byte_left(p_stream)) {
4456 opj_event_msg(p_manager, EVT_ERROR, "Tile part length size inconsistent with stream length\n");
4459 if (! *l_current_data) {
4460 /* LH: oddly enough, in this path, l_tile_len!=0.
4461 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4463 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4466 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);
4467 if (! l_new_current_data) {
4468 opj_free(*l_current_data);
4469 /*nothing more is done as l_current_data will be set to null, and just
4470 afterward we enter in the error path
4471 and the actual tile_len is updated (committed) at the end of the
4474 *l_current_data = l_new_current_data;
4477 if (*l_current_data == 00) {
4478 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4483 l_sot_length_pb_detected = OPJ_TRUE;
4487 l_cstr_index = p_j2k->cstr_index;
4489 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4491 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4492 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4494 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4495 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4497 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4501 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4502 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4506 /*l_cstr_index->packno = 0;*/
4509 /* Patch to support new PHR data */
4510 if (!l_sot_length_pb_detected) {
4511 l_current_read_size = opj_stream_read_data(
4513 *l_current_data + *l_tile_len,
4514 p_j2k->m_specific_param.m_decoder.m_sot_length,
4519 l_current_read_size = 0;
4522 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4523 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4526 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4529 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4534 OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4535 OPJ_UINT32 p_tile_no,
4536 OPJ_UINT32 p_comp_no,
4537 OPJ_UINT32 nb_comps,
4538 opj_stream_private_t *p_stream,
4539 opj_event_mgr_t * p_manager
4542 OPJ_BYTE * l_current_data = 00;
4543 OPJ_UINT32 l_rgn_size;
4544 opj_cp_t *l_cp = 00;
4545 opj_tcp_t *l_tcp = 00;
4546 opj_tccp_t *l_tccp = 00;
4547 OPJ_UINT32 l_comp_room;
4550 assert(p_j2k != 00);
4551 assert(p_manager != 00);
4552 assert(p_stream != 00);
4554 l_cp = &(p_j2k->m_cp);
4555 l_tcp = &l_cp->tcps[p_tile_no];
4556 l_tccp = &l_tcp->tccps[p_comp_no];
4558 if (nb_comps <= 256) {
4565 l_rgn_size = 6 + l_comp_room;
4567 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4569 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4570 l_current_data += 2;
4572 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4573 l_current_data += 2;
4575 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4576 l_current_data+=l_comp_room;
4578 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4581 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,1); /* SPrgn */
4584 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) {
4591 OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4592 opj_stream_private_t *p_stream,
4593 opj_event_mgr_t * p_manager
4597 assert(p_j2k != 00);
4598 assert(p_manager != 00);
4599 assert(p_stream != 00);
4601 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4605 /* update markers struct */
4607 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4609 #endif /* USE_JPWL */
4611 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4615 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4623 * Reads a RGN marker (Region Of Interest)
4625 * @param p_header_data the data contained in the POC box.
4626 * @param p_j2k the jpeg2000 codec.
4627 * @param p_header_size the size of the data contained in the POC marker.
4628 * @param p_manager the user event manager.
4630 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4631 OPJ_BYTE * p_header_data,
4632 OPJ_UINT32 p_header_size,
4633 opj_event_mgr_t * p_manager
4636 OPJ_UINT32 l_nb_comp;
4637 opj_image_t * l_image = 00;
4639 opj_cp_t *l_cp = 00;
4640 opj_tcp_t *l_tcp = 00;
4641 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4644 assert(p_header_data != 00);
4645 assert(p_j2k != 00);
4646 assert(p_manager != 00);
4648 l_image = p_j2k->m_private_image;
4649 l_nb_comp = l_image->numcomps;
4651 if (l_nb_comp <= 256) {
4656 if (p_header_size != 2 + l_comp_room) {
4657 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4661 l_cp = &(p_j2k->m_cp);
4662 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4663 &l_cp->tcps[p_j2k->m_current_tile_number] :
4664 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4666 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4667 p_header_data+=l_comp_room;
4668 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4672 if (l_cp->correct) {
4673 /* totlen is negative or larger than the bytes left!!! */
4674 if (l_comp_room >= l_nb_comp) {
4675 opj_event_msg(p_manager, EVT_ERROR,
4676 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4677 l_comp_room, l_nb_comp);
4678 if (!JPWL_ASSUME || JPWL_ASSUME) {
4679 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4684 #endif /* USE_JPWL */
4686 /* testcase 3635.pdf.asan.77.2930 */
4687 if (l_comp_no >= l_nb_comp) {
4688 opj_event_msg(p_manager, EVT_ERROR,
4689 "bad component number in RGN (%d when there are only %d)\n",
4690 l_comp_no, l_nb_comp);
4694 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4701 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4703 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4706 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4712 OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4713 opj_stream_private_t *p_stream,
4714 opj_event_mgr_t * p_manager )
4716 opj_cp_t * l_cp = 00;
4717 opj_image_t * l_image = 00;
4718 opj_tcp_t * l_tcp = 00;
4719 opj_image_comp_t * l_img_comp = 00;
4722 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4723 OPJ_FLOAT32 * l_rates = 0;
4724 OPJ_FLOAT32 l_sot_remove;
4725 OPJ_UINT32 l_bits_empty, l_size_pixel;
4726 OPJ_UINT32 l_tile_size = 0;
4727 OPJ_UINT32 l_last_res;
4728 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4731 assert(p_j2k != 00);
4732 assert(p_manager != 00);
4733 assert(p_stream != 00);
4735 l_cp = &(p_j2k->m_cp);
4736 l_image = p_j2k->m_private_image;
4739 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4740 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4741 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(l_cp->th * l_cp->tw);
4743 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4744 l_tp_stride_func = opj_j2k_get_tp_stride;
4747 l_tp_stride_func = opj_j2k_get_default_stride;
4750 for (i=0;i<l_cp->th;++i) {
4751 for (j=0;j<l_cp->tw;++j) {
4752 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / (OPJ_FLOAT32)l_tcp->numlayers;
4754 /* 4 borders of the tile rescale on the image if necessary */
4755 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), (OPJ_INT32)l_image->x0);
4756 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), (OPJ_INT32)l_image->y0);
4757 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1);
4758 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1);
4760 l_rates = l_tcp->rates;
4762 /* Modification of the RATE >> */
4764 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4766 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4774 for (k = 1; k < l_tcp->numlayers; ++k) {
4776 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4778 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4794 for (i=0;i<l_cp->th;++i) {
4795 for (j=0;j<l_cp->tw;++j) {
4796 l_rates = l_tcp->rates;
4799 *l_rates -= l_sot_remove;
4801 if (*l_rates < 30) {
4808 l_last_res = l_tcp->numlayers - 1;
4810 for (k = 1; k < l_last_res; ++k) {
4813 *l_rates -= l_sot_remove;
4815 if (*l_rates < *(l_rates - 1) + 10) {
4816 *l_rates = (*(l_rates - 1)) + 20;
4824 *l_rates -= (l_sot_remove + 2.f);
4826 if (*l_rates < *(l_rates - 1) + 10) {
4827 *l_rates = (*(l_rates - 1)) + 20;
4835 l_img_comp = l_image->comps;
4838 for (i=0;i<l_image->numcomps;++i) {
4839 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4841 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4849 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4851 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4853 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4854 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4855 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4856 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4860 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
4861 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4862 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4863 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4867 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4868 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4875 OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4876 opj_stream_private_t *p_stream,
4877 opj_event_mgr_t * p_manager )
4880 opj_tcd_t * l_tcd = 00;
4881 OPJ_UINT32 l_nb_tiles;
4882 opj_tcp_t * l_tcp = 00;
4886 assert(p_j2k != 00);
4887 assert(p_manager != 00);
4888 assert(p_stream != 00);
4890 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4891 l_tcp = p_j2k->m_cp.tcps;
4893 l_tcd = opj_tcd_create(OPJ_TRUE);
4895 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4899 for (i = 0; i < l_nb_tiles; ++i) {
4900 if (l_tcp->m_data) {
4901 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4902 opj_tcd_destroy(l_tcd);
4903 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4907 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4911 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4916 opj_j2k_tcp_destroy(l_tcp);
4920 opj_tcd_destroy(l_tcd);
4925 OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4926 struct opj_stream_private *p_stream,
4927 struct opj_event_mgr * p_manager )
4930 assert(p_j2k != 00);
4931 assert(p_manager != 00);
4932 assert(p_stream != 00);
4934 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4939 OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4940 struct opj_stream_private *p_stream,
4941 struct opj_event_mgr * p_manager )
4944 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4945 opj_mct_data_t * l_mct_record;
4949 assert(p_j2k != 00);
4950 assert(p_stream != 00);
4951 assert(p_manager != 00);
4953 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4957 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4958 l_mct_record = l_tcp->m_mct_records;
4960 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4962 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4969 l_mcc_record = l_tcp->m_mcc_records;
4971 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4973 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4980 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4988 OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
4989 struct opj_stream_private *p_stream,
4990 struct opj_event_mgr * p_manager )
4995 assert(p_j2k != 00);
4996 assert(p_manager != 00);
4997 assert(p_stream != 00);
4999 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
5001 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
5011 OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
5012 struct opj_stream_private *p_stream,
5013 struct opj_event_mgr * p_manager )
5018 assert(p_j2k != 00);
5019 assert(p_manager != 00);
5020 assert(p_stream != 00);
5022 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
5024 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
5034 OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
5035 struct opj_stream_private *p_stream,
5036 struct opj_event_mgr * p_manager )
5039 const opj_tccp_t *l_tccp = 00;
5042 assert(p_j2k != 00);
5043 assert(p_manager != 00);
5044 assert(p_stream != 00);
5046 l_tccp = p_j2k->m_cp.tcps->tccps;
5048 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
5049 if (l_tccp->roishift) {
5051 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
5062 OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
5063 struct opj_stream_private *p_stream,
5064 struct opj_event_mgr * p_manager )
5066 opj_codestream_index_t * l_cstr_index = 00;
5069 assert(p_j2k != 00);
5070 assert(p_manager != 00);
5071 assert(p_stream != 00);
5073 l_cstr_index = p_j2k->cstr_index;
5075 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5077 /* The following adjustment is done to adjust the codestream size */
5078 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5079 /* the first bunch of bytes is not in the codestream */
5080 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5085 /* preparation of JPWL marker segments */
5089 /* encode according to JPWL */
5090 jpwl_encode(p_j2k, p_stream, image);
5094 assert( 0 && "TODO" );
5095 #endif /* USE_JPWL */
5100 OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
5101 opj_stream_private_t *p_stream,
5102 OPJ_UINT32 *output_marker,
5103 opj_event_mgr_t * p_manager
5106 OPJ_UINT32 l_unknown_marker;
5107 const opj_dec_memory_marker_handler_t * l_marker_handler;
5108 OPJ_UINT32 l_size_unk = 2;
5111 assert(p_j2k != 00);
5112 assert(p_manager != 00);
5113 assert(p_stream != 00);
5115 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5118 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5119 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
5120 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5124 /* read 2 bytes as the new marker ID*/
5125 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
5127 if (!(l_unknown_marker < 0xff00)) {
5129 /* Get the marker handler from the marker ID*/
5130 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5132 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5133 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
5137 if (l_marker_handler->id != J2K_MS_UNK) {
5138 /* Add the marker to the codestream index*/
5139 if (l_marker_handler->id != J2K_MS_SOT)
5141 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5142 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5144 if (res == OPJ_FALSE) {
5145 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5149 break; /* next marker is known and well located */
5157 *output_marker = l_marker_handler->id ;
5162 OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
5163 opj_mct_data_t * p_mct_record,
5164 struct opj_stream_private *p_stream,
5165 struct opj_event_mgr * p_manager )
5167 OPJ_UINT32 l_mct_size;
5168 OPJ_BYTE * l_current_data = 00;
5172 assert(p_j2k != 00);
5173 assert(p_manager != 00);
5174 assert(p_stream != 00);
5176 l_mct_size = 10 + p_mct_record->m_data_size;
5178 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5179 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5180 if (! new_header_tile_data) {
5181 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5182 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5183 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5184 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5187 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5188 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5191 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5193 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
5194 l_current_data += 2;
5196 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
5197 l_current_data += 2;
5199 opj_write_bytes(l_current_data,0,2); /* Zmct */
5200 l_current_data += 2;
5202 /* only one marker atm */
5203 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
5205 opj_write_bytes(l_current_data,l_tmp,2);
5206 l_current_data += 2;
5208 opj_write_bytes(l_current_data,0,2); /* Ymct */
5211 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
5213 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) {
5221 * Reads a MCT marker (Multiple Component Transform)
5223 * @param p_header_data the data contained in the MCT box.
5224 * @param p_j2k the jpeg2000 codec.
5225 * @param p_header_size the size of the data contained in the MCT marker.
5226 * @param p_manager the user event manager.
5228 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
5229 OPJ_BYTE * p_header_data,
5230 OPJ_UINT32 p_header_size,
5231 opj_event_mgr_t * p_manager
5235 opj_tcp_t *l_tcp = 00;
5238 opj_mct_data_t * l_mct_data;
5241 assert(p_header_data != 00);
5242 assert(p_j2k != 00);
5244 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5245 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5246 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5248 if (p_header_size < 2) {
5249 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5254 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
5257 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
5261 if(p_header_size <= 6) {
5262 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5266 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5267 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
5270 l_indix = l_tmp & 0xff;
5271 l_mct_data = l_tcp->m_mct_records;
5273 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
5274 if (l_mct_data->m_index == l_indix) {
5281 if (i == l_tcp->m_nb_mct_records) {
5282 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5283 opj_mct_data_t *new_mct_records;
5284 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5286 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));
5287 if (! new_mct_records) {
5288 opj_free(l_tcp->m_mct_records);
5289 l_tcp->m_mct_records = NULL;
5290 l_tcp->m_nb_max_mct_records = 0;
5291 l_tcp->m_nb_mct_records = 0;
5292 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5295 l_tcp->m_mct_records = new_mct_records;
5296 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5297 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
5300 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5301 ++l_tcp->m_nb_mct_records;
5304 if (l_mct_data->m_data) {
5305 opj_free(l_mct_data->m_data);
5306 l_mct_data->m_data = 00;
5309 l_mct_data->m_index = l_indix;
5310 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5311 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5313 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5316 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5322 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5323 if (! l_mct_data->m_data) {
5324 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5327 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5329 l_mct_data->m_data_size = p_header_size;
5334 OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5335 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5336 struct opj_stream_private *p_stream,
5337 struct opj_event_mgr * p_manager )
5340 OPJ_UINT32 l_mcc_size;
5341 OPJ_BYTE * l_current_data = 00;
5342 OPJ_UINT32 l_nb_bytes_for_comp;
5347 assert(p_j2k != 00);
5348 assert(p_manager != 00);
5349 assert(p_stream != 00);
5351 if (p_mcc_record->m_nb_comps > 255 ) {
5352 l_nb_bytes_for_comp = 2;
5356 l_nb_bytes_for_comp = 1;
5360 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5361 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5363 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5364 if (! new_header_tile_data) {
5365 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5366 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5367 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5368 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5371 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5372 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5375 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5377 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5378 l_current_data += 2;
5380 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5381 l_current_data += 2;
5384 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5385 l_current_data += 2;
5387 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5390 /* only one marker atm */
5391 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5394 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5397 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5400 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 */
5403 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5404 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5405 l_current_data+=l_nb_bytes_for_comp;
5408 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 */
5411 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5413 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5414 l_current_data+=l_nb_bytes_for_comp;
5417 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5419 if (p_mcc_record->m_decorrelation_array) {
5420 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5423 if (p_mcc_record->m_offset_array) {
5424 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5427 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5430 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) {
5437 OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5438 OPJ_BYTE * p_header_data,
5439 OPJ_UINT32 p_header_size,
5440 opj_event_mgr_t * p_manager )
5446 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5447 opj_mct_data_t * l_mct_data;
5448 OPJ_UINT32 l_nb_collections;
5449 OPJ_UINT32 l_nb_comps;
5450 OPJ_UINT32 l_nb_bytes_by_comp;
5453 assert(p_header_data != 00);
5454 assert(p_j2k != 00);
5455 assert(p_manager != 00);
5457 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5458 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5459 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5461 if (p_header_size < 2) {
5462 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5467 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5470 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5474 if (p_header_size < 7) {
5475 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5479 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5482 l_mcc_record = l_tcp->m_mcc_records;
5484 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5485 if (l_mcc_record->m_index == l_indix) {
5492 if (i == l_tcp->m_nb_mcc_records) {
5493 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5494 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5495 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5497 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5498 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5499 if (! new_mcc_records) {
5500 opj_free(l_tcp->m_mcc_records);
5501 l_tcp->m_mcc_records = NULL;
5502 l_tcp->m_nb_max_mcc_records = 0;
5503 l_tcp->m_nb_mcc_records = 0;
5504 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5507 l_tcp->m_mcc_records = new_mcc_records;
5508 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5509 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));
5511 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5513 l_mcc_record->m_index = l_indix;
5515 /* only one marker atm */
5516 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5519 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5523 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5526 if (l_nb_collections > 1) {
5527 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5533 for (i=0;i<l_nb_collections;++i) {
5534 if (p_header_size < 3) {
5535 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5539 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5543 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5547 opj_read_bytes(p_header_data,&l_nb_comps,2);
5552 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5553 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5555 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5556 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5560 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5562 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5563 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5564 p_header_data+=l_nb_bytes_by_comp;
5567 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5572 opj_read_bytes(p_header_data,&l_nb_comps,2);
5575 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5576 l_nb_comps &= 0x7fff;
5578 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5579 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5583 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5584 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5588 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5590 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5591 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5592 p_header_data+=l_nb_bytes_by_comp;
5595 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5600 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5603 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5604 l_mcc_record->m_decorrelation_array = 00;
5605 l_mcc_record->m_offset_array = 00;
5607 l_indix = l_tmp & 0xff;
5609 l_mct_data = l_tcp->m_mct_records;
5610 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5611 if (l_mct_data->m_index == l_indix) {
5612 l_mcc_record->m_decorrelation_array = l_mct_data;
5618 if (l_mcc_record->m_decorrelation_array == 00) {
5619 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5624 l_indix = (l_tmp >> 8) & 0xff;
5626 l_mct_data = l_tcp->m_mct_records;
5627 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5628 if (l_mct_data->m_index == l_indix) {
5629 l_mcc_record->m_offset_array = l_mct_data;
5635 if (l_mcc_record->m_offset_array == 00) {
5636 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5642 if (p_header_size != 0) {
5643 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5647 ++l_tcp->m_nb_mcc_records;
5652 OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5653 struct opj_stream_private *p_stream,
5654 struct opj_event_mgr * p_manager
5657 OPJ_BYTE * l_current_data = 00;
5658 OPJ_UINT32 l_mco_size;
5659 opj_tcp_t * l_tcp = 00;
5660 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5664 assert(p_j2k != 00);
5665 assert(p_manager != 00);
5666 assert(p_stream != 00);
5668 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5669 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5671 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5672 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5674 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5675 if (! new_header_tile_data) {
5676 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5677 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5678 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5679 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5682 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5683 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5686 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5687 l_current_data += 2;
5689 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5690 l_current_data += 2;
5692 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5695 l_mcc_record = l_tcp->m_mcc_records;
5696 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5697 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5703 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) {
5711 * Reads a MCO marker (Multiple Component Transform Ordering)
5713 * @param p_header_data the data contained in the MCO box.
5714 * @param p_j2k the jpeg2000 codec.
5715 * @param p_header_size the size of the data contained in the MCO marker.
5716 * @param p_manager the user event manager.
5718 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5719 OPJ_BYTE * p_header_data,
5720 OPJ_UINT32 p_header_size,
5721 opj_event_mgr_t * p_manager
5724 OPJ_UINT32 l_tmp, i;
5725 OPJ_UINT32 l_nb_stages;
5727 opj_tccp_t * l_tccp;
5728 opj_image_t * l_image;
5731 assert(p_header_data != 00);
5732 assert(p_j2k != 00);
5733 assert(p_manager != 00);
5735 l_image = p_j2k->m_private_image;
5736 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5737 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5738 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5740 if (p_header_size < 1) {
5741 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5745 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5748 if (l_nb_stages > 1) {
5749 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5753 if (p_header_size != l_nb_stages + 1) {
5754 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5758 l_tccp = l_tcp->tccps;
5760 for (i=0;i<l_image->numcomps;++i) {
5761 l_tccp->m_dc_level_shift = 0;
5765 if (l_tcp->m_mct_decoding_matrix) {
5766 opj_free(l_tcp->m_mct_decoding_matrix);
5767 l_tcp->m_mct_decoding_matrix = 00;
5770 for (i=0;i<l_nb_stages;++i) {
5771 opj_read_bytes(p_header_data,&l_tmp,1);
5774 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5782 OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5785 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5786 opj_mct_data_t * l_deco_array, * l_offset_array;
5787 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5788 OPJ_UINT32 l_nb_elem;
5789 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5790 opj_tccp_t * l_tccp;
5793 assert(p_tcp != 00);
5795 l_mcc_record = p_tcp->m_mcc_records;
5797 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5798 if (l_mcc_record->m_index == p_index) {
5803 if (i==p_tcp->m_nb_mcc_records) {
5804 /** element discarded **/
5808 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5809 /** do not support number of comps != image */
5813 l_deco_array = l_mcc_record->m_decorrelation_array;
5816 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5817 if (l_deco_array->m_data_size != l_data_size) {
5821 l_nb_elem = p_image->numcomps * p_image->numcomps;
5822 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
5823 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5825 if (! p_tcp->m_mct_decoding_matrix ) {
5829 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);
5832 l_offset_array = l_mcc_record->m_offset_array;
5834 if (l_offset_array) {
5835 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5836 if (l_offset_array->m_data_size != l_data_size) {
5840 l_nb_elem = p_image->numcomps;
5841 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
5842 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5844 if (! l_offset_data ) {
5848 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5850 l_tccp = p_tcp->tccps;
5851 l_current_offset_data = l_offset_data;
5853 for (i=0;i<p_image->numcomps;++i) {
5854 l_tccp->m_dc_level_shift = (OPJ_INT32)*(l_current_offset_data++);
5858 opj_free(l_offset_data);
5864 OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5865 struct opj_stream_private *p_stream,
5866 struct opj_event_mgr * p_manager )
5869 OPJ_UINT32 l_cbd_size;
5870 OPJ_BYTE * l_current_data = 00;
5871 opj_image_t *l_image = 00;
5872 opj_image_comp_t * l_comp = 00;
5875 assert(p_j2k != 00);
5876 assert(p_manager != 00);
5877 assert(p_stream != 00);
5879 l_image = p_j2k->m_private_image;
5880 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5882 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5883 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5884 if (! new_header_tile_data) {
5885 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5886 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5887 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5888 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5891 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5892 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5895 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5897 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5898 l_current_data += 2;
5900 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5901 l_current_data += 2;
5903 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5906 l_comp = l_image->comps;
5908 for (i=0;i<l_image->numcomps;++i) {
5909 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5915 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) {
5923 * Reads a CBD marker (Component bit depth definition)
5924 * @param p_header_data the data contained in the CBD box.
5925 * @param p_j2k the jpeg2000 codec.
5926 * @param p_header_size the size of the data contained in the CBD marker.
5927 * @param p_manager the user event manager.
5929 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5930 OPJ_BYTE * p_header_data,
5931 OPJ_UINT32 p_header_size,
5932 opj_event_mgr_t * p_manager
5935 OPJ_UINT32 l_nb_comp,l_num_comp;
5936 OPJ_UINT32 l_comp_def;
5938 opj_image_comp_t * l_comp = 00;
5941 assert(p_header_data != 00);
5942 assert(p_j2k != 00);
5943 assert(p_manager != 00);
5945 l_num_comp = p_j2k->m_private_image->numcomps;
5947 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5948 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5952 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5955 if (l_nb_comp != l_num_comp) {
5956 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5960 l_comp = p_j2k->m_private_image->comps;
5961 for (i=0;i<l_num_comp;++i) {
5962 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5964 l_comp->sgnd = (l_comp_def>>7) & 1;
5965 l_comp->prec = (l_comp_def&0x7f) + 1;
5972 /* ----------------------------------------------------------------------- */
5973 /* J2K / JPT decoder interface */
5974 /* ----------------------------------------------------------------------- */
5976 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5978 if(j2k && parameters) {
5979 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5980 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5983 j2k->m_cp.correct = parameters->jpwl_correct;
5984 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5985 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5986 #endif /* USE_JPWL */
5990 /* ----------------------------------------------------------------------- */
5991 /* J2K encoder interface */
5992 /* ----------------------------------------------------------------------- */
5994 opj_j2k_t* opj_j2k_create_compress(void)
5996 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
6002 l_j2k->m_is_decoder = 0;
6003 l_j2k->m_cp.m_is_decoder = 0;
6005 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
6006 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6007 opj_j2k_destroy(l_j2k);
6011 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
6013 /* validation list creation*/
6014 l_j2k->m_validation_list = opj_procedure_list_create();
6015 if (! l_j2k->m_validation_list) {
6016 opj_j2k_destroy(l_j2k);
6020 /* execution list creation*/
6021 l_j2k->m_procedure_list = opj_procedure_list_create();
6022 if (! l_j2k->m_procedure_list) {
6023 opj_j2k_destroy(l_j2k);
6030 int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
6035 POC[0].resno1 = (OPJ_UINT32)(numres-1);
6037 POC[0].prg1 = OPJ_CPRL;
6039 POC[1].resno0 = (OPJ_UINT32)(numres-1);
6042 POC[1].resno1 = (OPJ_UINT32)numres;
6044 POC[1].prg1 = OPJ_CPRL;
6048 void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
6050 /* Configure cinema parameters */
6054 parameters->tile_size_on = OPJ_FALSE;
6055 parameters->cp_tdx=1;
6056 parameters->cp_tdy=1;
6058 /* One tile part for each component */
6059 parameters->tp_flag = 'C';
6060 parameters->tp_on = 1;
6062 /* Tile and Image shall be at (0,0) */
6063 parameters->cp_tx0 = 0;
6064 parameters->cp_ty0 = 0;
6065 parameters->image_offset_x0 = 0;
6066 parameters->image_offset_y0 = 0;
6068 /* Codeblock size= 32*32 */
6069 parameters->cblockw_init = 32;
6070 parameters->cblockh_init = 32;
6072 /* Codeblock style: no mode switch enabled */
6073 parameters->mode = 0;
6076 parameters->roi_compno = -1;
6078 /* No subsampling */
6079 parameters->subsampling_dx = 1;
6080 parameters->subsampling_dy = 1;
6083 parameters->irreversible = 1;
6085 /* Number of layers */
6086 if (parameters->tcp_numlayers > 1){
6087 opj_event_msg(p_manager, EVT_WARNING,
6088 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6089 "1 single quality layer"
6090 "-> Number of layers forced to 1 (rather than %d)\n"
6091 "-> Rate of the last layer (%3.1f) will be used",
6092 parameters->tcp_numlayers, parameters->tcp_rates[parameters->tcp_numlayers-1]);
6093 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers-1];
6094 parameters->tcp_numlayers = 1;
6097 /* Resolution levels */
6098 switch (parameters->rsiz){
6099 case OPJ_PROFILE_CINEMA_2K:
6100 if(parameters->numresolution > 6){
6101 opj_event_msg(p_manager, EVT_WARNING,
6102 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6103 "Number of decomposition levels <= 5\n"
6104 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6105 parameters->numresolution+1);
6106 parameters->numresolution = 6;
6109 case OPJ_PROFILE_CINEMA_4K:
6110 if(parameters->numresolution < 2){
6111 opj_event_msg(p_manager, EVT_WARNING,
6112 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6113 "Number of decomposition levels >= 1 && <= 6\n"
6114 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6115 parameters->numresolution+1);
6116 parameters->numresolution = 1;
6117 }else if(parameters->numresolution > 7){
6118 opj_event_msg(p_manager, EVT_WARNING,
6119 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6120 "Number of decomposition levels >= 1 && <= 6\n"
6121 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6122 parameters->numresolution+1);
6123 parameters->numresolution = 7;
6131 parameters->csty |= 0x01;
6132 parameters->res_spec = parameters->numresolution-1;
6133 for (i = 0; i<parameters->res_spec; i++) {
6134 parameters->prcw_init[i] = 256;
6135 parameters->prch_init[i] = 256;
6138 /* The progression order shall be CPRL */
6139 parameters->prog_order = OPJ_CPRL;
6141 /* Progression order changes for 4K, disallowed for 2K */
6142 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6143 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
6145 parameters->numpocs = 0;
6148 /* Limited bit-rate */
6149 parameters->cp_disto_alloc = 1;
6150 if (parameters->max_cs_size <= 0) {
6151 /* No rate has been introduced, 24 fps is assumed */
6152 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6153 opj_event_msg(p_manager, EVT_WARNING,
6154 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6155 "Maximum 1302083 compressed bytes @ 24fps\n"
6156 "As no rate has been given, this limit will be used.\n");
6157 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6158 opj_event_msg(p_manager, EVT_WARNING,
6159 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6160 "Maximum 1302083 compressed bytes @ 24fps\n"
6161 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6162 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6165 if (parameters->max_comp_size <= 0) {
6166 /* No rate has been introduced, 24 fps is assumed */
6167 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6168 opj_event_msg(p_manager, EVT_WARNING,
6169 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6170 "Maximum 1041666 compressed bytes @ 24fps\n"
6171 "As no rate has been given, this limit will be used.\n");
6172 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6173 opj_event_msg(p_manager, EVT_WARNING,
6174 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6175 "Maximum 1041666 compressed bytes @ 24fps\n"
6176 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6177 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6180 parameters->tcp_rates[0] = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6181 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6185 OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager)
6189 /* Number of components */
6190 if (image->numcomps != 3){
6191 opj_event_msg(p_manager, EVT_WARNING,
6192 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6194 "-> Number of components of input image (%d) is not compliant\n"
6195 "-> Non-profile-3 codestream will be generated\n",
6201 for (i = 0; i < image->numcomps; i++) {
6202 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
6203 char signed_str[] = "signed";
6204 char unsigned_str[] = "unsigned";
6205 char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
6206 opj_event_msg(p_manager, EVT_WARNING,
6207 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6208 "Precision of each component shall be 12 bits unsigned"
6209 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6210 "-> Non-profile-3 codestream will be generated\n",
6211 i,image->comps[i].bpp, tmp_str);
6218 case OPJ_PROFILE_CINEMA_2K:
6219 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
6220 opj_event_msg(p_manager, EVT_WARNING,
6221 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6222 "width <= 2048 and height <= 1080\n"
6223 "-> Input image size %d x %d is not compliant\n"
6224 "-> Non-profile-3 codestream will be generated\n",
6225 image->comps[0].w,image->comps[0].h);
6229 case OPJ_PROFILE_CINEMA_4K:
6230 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
6231 opj_event_msg(p_manager, EVT_WARNING,
6232 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6233 "width <= 4096 and height <= 2160\n"
6234 "-> Image size %d x %d is not compliant\n"
6235 "-> Non-profile-4 codestream will be generated\n",
6236 image->comps[0].w,image->comps[0].h);
6247 OPJ_BOOL opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
6248 opj_cparameters_t *parameters,
6250 opj_event_mgr_t * p_manager)
6252 OPJ_UINT32 i, j, tileno, numpocs_tile;
6255 if(!p_j2k || !parameters || ! image) {
6259 if ((parameters->numresolution <= 0) || (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6260 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of resolutions : %d not in range [1,%d]\n", parameters->numresolution, OPJ_J2K_MAXRLVLS);
6264 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6265 cp = &(p_j2k->m_cp);
6267 /* set default values for cp */
6271 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6272 if (parameters->rsiz == OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6273 OPJ_BOOL deprecated_used = OPJ_FALSE;
6274 switch (parameters->cp_cinema){
6275 case OPJ_CINEMA2K_24:
6276 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6277 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6278 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6279 deprecated_used = OPJ_TRUE;
6281 case OPJ_CINEMA2K_48:
6282 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6283 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6284 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6285 deprecated_used = OPJ_TRUE;
6287 case OPJ_CINEMA4K_24:
6288 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6289 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6290 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6291 deprecated_used = OPJ_TRUE;
6297 switch (parameters->cp_rsiz){
6299 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6300 deprecated_used = OPJ_TRUE;
6303 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6304 deprecated_used = OPJ_TRUE;
6307 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6308 deprecated_used = OPJ_TRUE;
6313 if (deprecated_used) {
6314 opj_event_msg(p_manager, EVT_WARNING,
6315 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6316 "Please consider using only the rsiz field\n"
6317 "See openjpeg.h documentation for more details\n");
6321 /* see if max_codestream_size does limit input rate */
6322 if (parameters->max_cs_size <= 0) {
6323 if (parameters->tcp_rates[parameters->tcp_numlayers-1] > 0) {
6324 OPJ_FLOAT32 temp_size;
6325 temp_size =(OPJ_FLOAT32)(image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6326 (parameters->tcp_rates[parameters->tcp_numlayers-1] * 8 * (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6327 parameters->max_cs_size = (int) floor(temp_size);
6329 parameters->max_cs_size = 0;
6332 OPJ_FLOAT32 temp_rate;
6333 OPJ_BOOL cap = OPJ_FALSE;
6334 temp_rate = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6335 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6336 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6337 if (parameters->tcp_rates[i] < temp_rate) {
6338 parameters->tcp_rates[i] = temp_rate;
6343 opj_event_msg(p_manager, EVT_WARNING,
6344 "The desired maximum codestream size has limited\n"
6345 "at least one of the desired quality layers\n");
6349 /* Manage profiles and applications and set RSIZ */
6350 /* set cinema parameters if required */
6351 if (OPJ_IS_CINEMA(parameters->rsiz)){
6352 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6353 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)){
6354 opj_event_msg(p_manager, EVT_WARNING,
6355 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6356 parameters->rsiz = OPJ_PROFILE_NONE;
6358 opj_j2k_set_cinema_parameters(parameters,image,p_manager);
6359 if (!opj_j2k_is_cinema_compliant(image,parameters->rsiz,p_manager)) {
6360 parameters->rsiz = OPJ_PROFILE_NONE;
6363 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6364 opj_event_msg(p_manager, EVT_WARNING,
6365 "JPEG 2000 Long Term Storage profile not yet supported\n");
6366 parameters->rsiz = OPJ_PROFILE_NONE;
6367 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6368 opj_event_msg(p_manager, EVT_WARNING,
6369 "JPEG 2000 Broadcast profiles not yet supported\n");
6370 parameters->rsiz = OPJ_PROFILE_NONE;
6371 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6372 opj_event_msg(p_manager, EVT_WARNING,
6373 "JPEG 2000 IMF profiles not yet supported\n");
6374 parameters->rsiz = OPJ_PROFILE_NONE;
6375 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6376 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6377 opj_event_msg(p_manager, EVT_WARNING,
6378 "JPEG 2000 Part-2 profile defined\n"
6379 "but no Part-2 extension enabled.\n"
6380 "Profile set to NONE.\n");
6381 parameters->rsiz = OPJ_PROFILE_NONE;
6382 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6383 opj_event_msg(p_manager, EVT_WARNING,
6384 "Unsupported Part-2 extension enabled\n"
6385 "Profile set to NONE.\n");
6386 parameters->rsiz = OPJ_PROFILE_NONE;
6391 copy user encoding parameters
6393 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)parameters->max_comp_size;
6394 cp->rsiz = parameters->rsiz;
6395 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)parameters->cp_disto_alloc & 1u;
6396 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)parameters->cp_fixed_alloc & 1u;
6397 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)parameters->cp_fixed_quality & 1u;
6399 /* mod fixed_quality */
6400 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6401 size_t array_size = (size_t)parameters->tcp_numlayers * (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6402 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6403 if (!cp->m_specific_param.m_enc.m_matrice) {
6404 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of user encoding parameters matrix \n");
6407 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
6411 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6412 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6415 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6416 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6418 /* comment string */
6419 if(parameters->cp_comment) {
6420 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6422 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of comment string\n");
6425 strcpy(cp->comment, parameters->cp_comment);
6427 /* Create default comment for codestream */
6428 const char comment[] = "Created by OpenJPEG version ";
6429 const size_t clen = strlen(comment);
6430 const char *version = opj_version();
6434 cp->comment = (char*)opj_malloc(clen+strlen(version)+11);
6436 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6439 sprintf(cp->comment,"%s%s with JPWL", comment, version);
6441 cp->comment = (char*)opj_malloc(clen+strlen(version)+1);
6443 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6446 sprintf(cp->comment,"%s%s", comment, version);
6452 calculate other encoding parameters
6455 if (parameters->tile_size_on) {
6456 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0), (OPJ_INT32)cp->tdx);
6457 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0), (OPJ_INT32)cp->tdy);
6459 cp->tdx = image->x1 - cp->tx0;
6460 cp->tdy = image->y1 - cp->ty0;
6463 if (parameters->tp_on) {
6464 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6465 cp->m_specific_param.m_enc.m_tp_on = 1;
6470 calculate JPWL encoding parameters
6473 if (parameters->jpwl_epc_on) {
6477 cp->epc_on = OPJ_TRUE;
6478 cp->info_on = OPJ_FALSE; /* no informative technique */
6481 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6482 cp->epb_on = OPJ_TRUE;
6484 cp->hprot_MH = parameters->jpwl_hprot_MH;
6485 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6486 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6487 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6489 /* if tile specs are not specified, copy MH specs */
6490 if (cp->hprot_TPH[0] == -1) {
6491 cp->hprot_TPH_tileno[0] = 0;
6492 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6494 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6495 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6496 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6497 cp->pprot[i] = parameters->jpwl_pprot[i];
6501 /* set ESD writing */
6502 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6503 cp->esd_on = OPJ_TRUE;
6505 cp->sens_size = parameters->jpwl_sens_size;
6506 cp->sens_addr = parameters->jpwl_sens_addr;
6507 cp->sens_range = parameters->jpwl_sens_range;
6509 cp->sens_MH = parameters->jpwl_sens_MH;
6510 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6511 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6512 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6516 /* always set RED writing to false: we are at the encoder */
6517 cp->red_on = OPJ_FALSE;
6520 cp->epc_on = OPJ_FALSE;
6522 #endif /* USE_JPWL */
6524 /* initialize the mutiple tiles */
6525 /* ---------------------------- */
6526 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6528 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile coding parameters\n");
6531 if (parameters->numpocs) {
6532 /* initialisation of POC */
6533 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, (OPJ_UINT32)parameters->numresolution, image->numcomps, (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6534 /* TODO MSD use the return value*/
6537 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6538 opj_tcp_t *tcp = &cp->tcps[tileno];
6539 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6541 for (j = 0; j < tcp->numlayers; j++) {
6542 if(OPJ_IS_CINEMA(cp->rsiz)){
6543 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6544 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6546 tcp->rates[j] = parameters->tcp_rates[j];
6548 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6549 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6551 tcp->rates[j] = parameters->tcp_rates[j];
6556 tcp->csty = (OPJ_UINT32)parameters->csty;
6557 tcp->prg = parameters->prog_order;
6558 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6563 if (parameters->numpocs) {
6564 /* initialisation of POC */
6566 for (i = 0; i < parameters->numpocs; i++) {
6567 if (tileno + 1 == parameters->POC[i].tile ) {
6568 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6570 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6571 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6572 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6573 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6574 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6575 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6576 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6582 tcp->numpocs = numpocs_tile -1 ;
6587 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6589 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile component coding parameters\n");
6592 if (parameters->mct_data) {
6594 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6595 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6596 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
6599 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate temp buffer\n");
6604 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6605 if (! tcp->m_mct_coding_matrix) {
6608 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT coding matrix \n");
6611 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
6612 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
6614 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6615 if (! tcp->m_mct_decoding_matrix) {
6618 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT decoding matrix \n");
6621 if(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps) == OPJ_FALSE) {
6624 opj_event_msg(p_manager, EVT_ERROR, "Failed to inverse encoder MCT decoding matrix \n");
6628 tcp->mct_norms = (OPJ_FLOAT64*)
6629 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
6630 if (! tcp->mct_norms) {
6633 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT norms \n");
6636 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
6639 for (i = 0; i < image->numcomps; i++) {
6640 opj_tccp_t *tccp = &tcp->tccps[i];
6641 tccp->m_dc_level_shift = l_dc_shift[i];
6644 if (opj_j2k_setup_mct_encoding(tcp,image) == OPJ_FALSE) {
6645 /* free will be handled by opj_j2k_destroy */
6646 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
6651 if(tcp->mct==1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
6652 if ((image->comps[0].dx != image->comps[1].dx) ||
6653 (image->comps[0].dx != image->comps[2].dx) ||
6654 (image->comps[0].dy != image->comps[1].dy) ||
6655 (image->comps[0].dy != image->comps[2].dy)) {
6656 opj_event_msg(p_manager, EVT_WARNING, "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
6660 for (i = 0; i < image->numcomps; i++) {
6661 opj_tccp_t *tccp = &tcp->tccps[i];
6662 opj_image_comp_t * l_comp = &(image->comps[i]);
6664 if (! l_comp->sgnd) {
6665 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
6670 for (i = 0; i < image->numcomps; i++) {
6671 opj_tccp_t *tccp = &tcp->tccps[i];
6673 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
6674 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
6675 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6676 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6677 tccp->cblksty = (OPJ_UINT32)parameters->mode;
6678 tccp->qmfbid = parameters->irreversible ? 0 : 1;
6679 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
6682 if ((OPJ_INT32)i == parameters->roi_compno) {
6683 tccp->roishift = parameters->roi_shift;
6688 if (parameters->csty & J2K_CCP_CSTY_PRT) {
6689 OPJ_INT32 p = 0, it_res;
6690 assert( tccp->numresolutions > 0 );
6691 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
6692 if (p < parameters->res_spec) {
6694 if (parameters->prcw_init[p] < 1) {
6695 tccp->prcw[it_res] = 1;
6697 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
6700 if (parameters->prch_init[p] < 1) {
6701 tccp->prch[it_res] = 1;
6703 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
6707 OPJ_INT32 res_spec = parameters->res_spec;
6708 OPJ_INT32 size_prcw = 0;
6709 OPJ_INT32 size_prch = 0;
6711 assert(res_spec>0); /* issue 189 */
6712 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6713 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6716 if (size_prcw < 1) {
6717 tccp->prcw[it_res] = 1;
6719 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
6722 if (size_prch < 1) {
6723 tccp->prch[it_res] = 1;
6725 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
6729 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6732 for (j = 0; j < tccp->numresolutions; j++) {
6738 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6742 if (parameters->mct_data) {
6743 opj_free(parameters->mct_data);
6744 parameters->mct_data = 00;
6749 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6751 assert(cstr_index != 00);
6753 /* expand the list? */
6754 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6755 opj_marker_info_t *new_marker;
6756 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->maxmarknum);
6757 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6759 opj_free(cstr_index->marker);
6760 cstr_index->marker = NULL;
6761 cstr_index->maxmarknum = 0;
6762 cstr_index->marknum = 0;
6763 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6766 cstr_index->marker = new_marker;
6769 /* add the marker */
6770 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6771 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6772 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6773 cstr_index->marknum++;
6777 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)
6779 assert(cstr_index != 00);
6780 assert(cstr_index->tile_index != 00);
6782 /* expand the list? */
6783 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6784 opj_marker_info_t *new_marker;
6785 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
6786 new_marker = (opj_marker_info_t *) opj_realloc(
6787 cstr_index->tile_index[tileno].marker,
6788 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6790 opj_free(cstr_index->tile_index[tileno].marker);
6791 cstr_index->tile_index[tileno].marker = NULL;
6792 cstr_index->tile_index[tileno].maxmarknum = 0;
6793 cstr_index->tile_index[tileno].marknum = 0;
6794 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6797 cstr_index->tile_index[tileno].marker = new_marker;
6800 /* add the marker */
6801 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6802 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6803 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6804 cstr_index->tile_index[tileno].marknum++;
6806 if (type == J2K_MS_SOT) {
6807 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6809 if (cstr_index->tile_index[tileno].tp_index)
6810 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6817 * -----------------------------------------------------------------------
6818 * -----------------------------------------------------------------------
6819 * -----------------------------------------------------------------------
6822 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6823 opj_stream_private_t *p_stream,
6824 opj_event_mgr_t * p_manager
6833 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6835 opj_image_t** p_image,
6836 opj_event_mgr_t* p_manager )
6839 assert(p_j2k != 00);
6840 assert(p_stream != 00);
6841 assert(p_manager != 00);
6843 /* create an empty image header */
6844 p_j2k->m_private_image = opj_image_create0();
6845 if (! p_j2k->m_private_image) {
6849 /* customization of the validation */
6850 opj_j2k_setup_decoding_validation(p_j2k);
6852 /* validation of the parameters codec */
6853 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6854 opj_image_destroy(p_j2k->m_private_image);
6855 p_j2k->m_private_image = NULL;
6859 /* customization of the encoding */
6860 opj_j2k_setup_header_reading(p_j2k);
6863 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6864 opj_image_destroy(p_j2k->m_private_image);
6865 p_j2k->m_private_image = NULL;
6869 *p_image = opj_image_create0();
6874 /* Copy codestream image information to the output image */
6875 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6877 /*Allocate and initialize some elements of codestrem index*/
6878 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6885 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6888 assert(p_j2k != 00);
6890 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6892 /* DEVELOPER CORNER, add your custom procedures */
6893 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6897 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6900 assert(p_j2k != 00);
6902 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6903 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6904 /* DEVELOPER CORNER, add your custom validation procedure */
6908 OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6909 opj_stream_private_t *p_stream,
6910 opj_event_mgr_t * p_manager )
6912 OPJ_BOOL l_is_valid = OPJ_TRUE;
6916 assert(p_j2k != 00);
6917 assert(p_stream != 00);
6918 assert(p_manager != 00);
6920 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6921 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6922 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6924 for (i=0;i<l_nb_tiles;++i) {
6925 if (l_tcp->mct == 2) {
6926 opj_tccp_t * l_tccp = l_tcp->tccps;
6927 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6929 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6930 l_is_valid &= ! (l_tccp->qmfbid & 1);
6941 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6944 OPJ_UINT32 l_indix = 1;
6945 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6946 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6947 OPJ_UINT32 l_mct_size,l_nb_elem;
6948 OPJ_FLOAT32 * l_data, * l_current_data;
6949 opj_tccp_t * l_tccp;
6952 assert(p_tcp != 00);
6954 if (p_tcp->mct != 2) {
6958 if (p_tcp->m_mct_decoding_matrix) {
6959 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6960 opj_mct_data_t *new_mct_records;
6961 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6963 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));
6964 if (! new_mct_records) {
6965 opj_free(p_tcp->m_mct_records);
6966 p_tcp->m_mct_records = NULL;
6967 p_tcp->m_nb_max_mct_records = 0;
6968 p_tcp->m_nb_mct_records = 0;
6969 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6972 p_tcp->m_mct_records = new_mct_records;
6973 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6975 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6977 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6979 if (l_mct_deco_data->m_data) {
6980 opj_free(l_mct_deco_data->m_data);
6981 l_mct_deco_data->m_data = 00;
6984 l_mct_deco_data->m_index = l_indix++;
6985 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6986 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6987 l_nb_elem = p_image->numcomps * p_image->numcomps;
6988 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6989 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6991 if (! l_mct_deco_data->m_data) {
6995 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);
6997 l_mct_deco_data->m_data_size = l_mct_size;
6998 ++p_tcp->m_nb_mct_records;
7001 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
7002 opj_mct_data_t *new_mct_records;
7003 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7004 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));
7005 if (! new_mct_records) {
7006 opj_free(p_tcp->m_mct_records);
7007 p_tcp->m_mct_records = NULL;
7008 p_tcp->m_nb_max_mct_records = 0;
7009 p_tcp->m_nb_mct_records = 0;
7010 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7013 p_tcp->m_mct_records = new_mct_records;
7014 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7016 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
7018 if (l_mct_deco_data) {
7019 l_mct_deco_data = l_mct_offset_data - 1;
7023 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
7025 if (l_mct_offset_data->m_data) {
7026 opj_free(l_mct_offset_data->m_data);
7027 l_mct_offset_data->m_data = 00;
7030 l_mct_offset_data->m_index = l_indix++;
7031 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
7032 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
7033 l_nb_elem = p_image->numcomps;
7034 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
7035 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
7037 if (! l_mct_offset_data->m_data) {
7041 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
7043 opj_free(l_mct_offset_data->m_data);
7044 l_mct_offset_data->m_data = 00;
7048 l_tccp = p_tcp->tccps;
7049 l_current_data = l_data;
7051 for (i=0;i<l_nb_elem;++i) {
7052 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
7056 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
7060 l_mct_offset_data->m_data_size = l_mct_size;
7062 ++p_tcp->m_nb_mct_records;
7064 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7065 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7066 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7067 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7068 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
7069 if (! new_mcc_records) {
7070 opj_free(p_tcp->m_mcc_records);
7071 p_tcp->m_mcc_records = NULL;
7072 p_tcp->m_nb_max_mcc_records = 0;
7073 p_tcp->m_nb_mcc_records = 0;
7074 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7077 p_tcp->m_mcc_records = new_mcc_records;
7078 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7079 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));
7083 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7084 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7085 l_mcc_data->m_is_irreversible = 1;
7086 l_mcc_data->m_nb_comps = p_image->numcomps;
7087 l_mcc_data->m_index = l_indix++;
7088 l_mcc_data->m_offset_array = l_mct_offset_data;
7089 ++p_tcp->m_nb_mcc_records;
7094 OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
7095 opj_stream_private_t *p_stream,
7096 opj_event_mgr_t * p_manager )
7098 /* add here initialization of cp
7099 copy paste of setup_decoder */
7106 OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
7107 opj_stream_private_t *p_stream,
7108 opj_event_mgr_t * p_manager )
7110 /* add here initialization of cp
7111 copy paste of setup_encoder */
7118 OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
7119 opj_stream_private_t *p_stream,
7120 opj_event_mgr_t * p_manager )
7122 OPJ_BOOL l_is_valid = OPJ_TRUE;
7125 assert(p_j2k != 00);
7126 assert(p_stream != 00);
7127 assert(p_manager != 00);
7129 /* STATE checking */
7130 /* make sure the state is at 0 */
7131 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7133 /* POINTER validation */
7134 /* make sure a p_j2k codec is present */
7135 l_is_valid &= (p_j2k->m_procedure_list != 00);
7136 /* make sure a validation list is present */
7137 l_is_valid &= (p_j2k->m_validation_list != 00);
7139 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7140 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7141 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7142 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) || (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7143 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7147 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7148 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7152 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7153 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7157 /* PARAMETER VALIDATION */
7161 OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
7162 opj_stream_private_t *p_stream,
7163 opj_event_mgr_t * p_manager
7166 OPJ_BOOL l_is_valid = OPJ_TRUE;
7169 assert(p_j2k != 00);
7170 assert(p_stream != 00);
7171 assert(p_manager != 00);
7173 /* STATE checking */
7174 /* make sure the state is at 0 */
7176 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7178 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7180 /* POINTER validation */
7181 /* make sure a p_j2k codec is present */
7182 /* make sure a procedure list is present */
7183 l_is_valid &= (p_j2k->m_procedure_list != 00);
7184 /* make sure a validation list is present */
7185 l_is_valid &= (p_j2k->m_validation_list != 00);
7187 /* PARAMETER VALIDATION */
7191 OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
7192 opj_stream_private_t *p_stream,
7193 opj_event_mgr_t * p_manager)
7195 OPJ_UINT32 l_current_marker;
7196 OPJ_UINT32 l_marker_size;
7197 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7198 OPJ_BOOL l_has_siz = 0;
7199 OPJ_BOOL l_has_cod = 0;
7200 OPJ_BOOL l_has_qcd = 0;
7203 assert(p_stream != 00);
7204 assert(p_j2k != 00);
7205 assert(p_manager != 00);
7207 /* We enter in the main header */
7208 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7210 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7211 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
7212 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7216 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7217 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7218 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7222 /* Read 2 bytes as the new marker ID */
7223 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7225 /* Try to read until the SOT is detected */
7226 while (l_current_marker != J2K_MS_SOT) {
7228 /* Check if the current marker ID is valid */
7229 if (l_current_marker < 0xff00) {
7230 opj_event_msg(p_manager, EVT_ERROR, "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7234 /* Get the marker handler from the marker ID */
7235 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7237 /* Manage case where marker is unknown */
7238 if (l_marker_handler->id == J2K_MS_UNK) {
7239 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
7240 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
7244 if (l_current_marker == J2K_MS_SOT)
7245 break; /* SOT marker is detected main header is completely read */
7246 else /* Get the marker handler from the marker ID */
7247 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7250 if (l_marker_handler->id == J2K_MS_SIZ) {
7251 /* Mark required SIZ marker as found */
7254 if (l_marker_handler->id == J2K_MS_COD) {
7255 /* Mark required COD marker as found */
7258 if (l_marker_handler->id == J2K_MS_QCD) {
7259 /* Mark required QCD marker as found */
7263 /* Check if the marker is known and if it is the right place to find it */
7264 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7265 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7269 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7270 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7271 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7275 /* read 2 bytes as the marker size */
7276 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7277 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7279 /* Check if the marker size is compatible with the header data size */
7280 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7281 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7282 if (! new_header_data) {
7283 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7284 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7285 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7286 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7289 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7290 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7293 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7294 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) {
7295 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7299 /* Read the marker segment with the correct marker handler */
7300 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7301 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
7305 /* Add the marker to the codestream index*/
7306 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7308 l_marker_handler->id,
7309 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7310 l_marker_size + 4 )) {
7311 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7315 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7316 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7317 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7321 /* read 2 bytes as the new marker ID */
7322 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7325 if (l_has_siz == 0) {
7326 opj_event_msg(p_manager, EVT_ERROR, "required SIZ marker not found in main header\n");
7329 if (l_has_cod == 0) {
7330 opj_event_msg(p_manager, EVT_ERROR, "required COD marker not found in main header\n");
7333 if (l_has_qcd == 0) {
7334 opj_event_msg(p_manager, EVT_ERROR, "required QCD marker not found in main header\n");
7338 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7340 /* Position of the last element if the main header */
7341 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7343 /* Next step: read a tile-part header */
7344 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7349 OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
7350 opj_procedure_list_t * p_procedure_list,
7351 opj_stream_private_t *p_stream,
7352 opj_event_mgr_t * p_manager )
7354 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
7355 OPJ_BOOL l_result = OPJ_TRUE;
7356 OPJ_UINT32 l_nb_proc, i;
7359 assert(p_procedure_list != 00);
7360 assert(p_j2k != 00);
7361 assert(p_stream != 00);
7362 assert(p_manager != 00);
7364 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7365 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7367 for (i=0;i<l_nb_proc;++i) {
7368 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
7372 /* and clear the procedure list at the end.*/
7373 opj_procedure_list_clear(p_procedure_list);
7378 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
7379 opj_stream_private_t *p_stream,
7380 opj_event_mgr_t * p_manager
7383 opj_tcp_t * l_tcp = 00;
7384 opj_tcp_t * l_default_tcp = 00;
7385 OPJ_UINT32 l_nb_tiles;
7387 opj_tccp_t *l_current_tccp = 00;
7388 OPJ_UINT32 l_tccp_size;
7389 OPJ_UINT32 l_mct_size;
7390 opj_image_t * l_image;
7391 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
7392 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7393 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7394 OPJ_UINT32 l_offset;
7397 assert(p_j2k != 00);
7398 assert(p_stream != 00);
7399 assert(p_manager != 00);
7401 l_image = p_j2k->m_private_image;
7402 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7403 l_tcp = p_j2k->m_cp.tcps;
7404 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7405 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7406 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
7409 for (i=0; i<l_nb_tiles; ++i) {
7410 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7411 l_current_tccp = l_tcp->tccps;
7412 /*Copy default coding parameters into the current tile coding parameters*/
7413 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7414 /* Initialize some values of the current tile coding parameters*/
7417 l_tcp->ppt_data = 00;
7418 /* Remove memory not owned by this tile in case of early error return. */
7419 l_tcp->m_mct_decoding_matrix = 00;
7420 l_tcp->m_nb_max_mct_records = 0;
7421 l_tcp->m_mct_records = 00;
7422 l_tcp->m_nb_max_mcc_records = 0;
7423 l_tcp->m_mcc_records = 00;
7424 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7425 l_tcp->tccps = l_current_tccp;
7427 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7428 if (l_default_tcp->m_mct_decoding_matrix) {
7429 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7430 if (! l_tcp->m_mct_decoding_matrix ) {
7433 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
7436 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7437 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(opj_mct_data_t);
7438 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7439 if (! l_tcp->m_mct_records) {
7442 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
7444 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7445 l_src_mct_rec = l_default_tcp->m_mct_records;
7446 l_dest_mct_rec = l_tcp->m_mct_records;
7448 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
7450 if (l_src_mct_rec->m_data) {
7452 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7453 if(! l_dest_mct_rec->m_data) {
7456 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
7461 /* Update with each pass to free exactly what has been allocated on early return. */
7462 l_tcp->m_nb_max_mct_records += 1;
7465 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7466 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(opj_simple_mcc_decorrelation_data_t);
7467 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
7468 if (! l_tcp->m_mcc_records) {
7471 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
7472 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
7474 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7475 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7476 l_dest_mcc_rec = l_tcp->m_mcc_records;
7478 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
7480 if (l_src_mcc_rec->m_decorrelation_array) {
7481 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records);
7482 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7485 if (l_src_mcc_rec->m_offset_array) {
7486 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records);
7487 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7494 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7495 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
7497 /* Move to next tile cp*/
7501 /* Create the current tile decoder*/
7502 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
7503 if (! p_j2k->m_tcd ) {
7507 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
7508 opj_tcd_destroy(p_j2k->m_tcd);
7510 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7517 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
7519 const opj_dec_memory_marker_handler_t *e;
7520 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
7521 if (e->id == p_id) {
7522 break; /* we find a handler corresponding to the marker ID*/
7528 void opj_j2k_destroy (opj_j2k_t *p_j2k)
7534 if (p_j2k->m_is_decoder) {
7536 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
7537 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7538 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7539 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
7542 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
7543 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7544 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
7545 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7550 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
7551 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
7552 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
7555 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
7556 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
7557 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
7558 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
7561 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
7562 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
7563 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
7564 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
7568 opj_tcd_destroy(p_j2k->m_tcd);
7570 opj_j2k_cp_destroy(&(p_j2k->m_cp));
7571 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
7573 opj_procedure_list_destroy(p_j2k->m_procedure_list);
7574 p_j2k->m_procedure_list = 00;
7576 opj_procedure_list_destroy(p_j2k->m_validation_list);
7577 p_j2k->m_procedure_list = 00;
7579 j2k_destroy_cstr_index(p_j2k->cstr_index);
7580 p_j2k->cstr_index = NULL;
7582 opj_image_destroy(p_j2k->m_private_image);
7583 p_j2k->m_private_image = NULL;
7585 opj_image_destroy(p_j2k->m_output_image);
7586 p_j2k->m_output_image = NULL;
7591 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
7595 if (p_cstr_ind->marker) {
7596 opj_free(p_cstr_ind->marker);
7597 p_cstr_ind->marker = NULL;
7600 if (p_cstr_ind->tile_index) {
7601 OPJ_UINT32 it_tile = 0;
7603 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
7605 if(p_cstr_ind->tile_index[it_tile].packet_index) {
7606 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
7607 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
7610 if(p_cstr_ind->tile_index[it_tile].tp_index){
7611 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
7612 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
7615 if(p_cstr_ind->tile_index[it_tile].marker){
7616 opj_free(p_cstr_ind->tile_index[it_tile].marker);
7617 p_cstr_ind->tile_index[it_tile].marker = NULL;
7622 opj_free( p_cstr_ind->tile_index);
7623 p_cstr_ind->tile_index = NULL;
7626 opj_free(p_cstr_ind);
7630 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
7636 if (p_tcp->ppt_buffer != 00) {
7637 opj_free(p_tcp->ppt_buffer);
7638 p_tcp->ppt_buffer = 00;
7641 if (p_tcp->tccps != 00) {
7642 opj_free(p_tcp->tccps);
7646 if (p_tcp->m_mct_coding_matrix != 00) {
7647 opj_free(p_tcp->m_mct_coding_matrix);
7648 p_tcp->m_mct_coding_matrix = 00;
7651 if (p_tcp->m_mct_decoding_matrix != 00) {
7652 opj_free(p_tcp->m_mct_decoding_matrix);
7653 p_tcp->m_mct_decoding_matrix = 00;
7656 if (p_tcp->m_mcc_records) {
7657 opj_free(p_tcp->m_mcc_records);
7658 p_tcp->m_mcc_records = 00;
7659 p_tcp->m_nb_max_mcc_records = 0;
7660 p_tcp->m_nb_mcc_records = 0;
7663 if (p_tcp->m_mct_records) {
7664 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
7667 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
7668 if (l_mct_data->m_data) {
7669 opj_free(l_mct_data->m_data);
7670 l_mct_data->m_data = 00;
7676 opj_free(p_tcp->m_mct_records);
7677 p_tcp->m_mct_records = 00;
7680 if (p_tcp->mct_norms != 00) {
7681 opj_free(p_tcp->mct_norms);
7682 p_tcp->mct_norms = 00;
7685 opj_j2k_tcp_data_destroy(p_tcp);
7689 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
7691 if (p_tcp->m_data) {
7692 opj_free(p_tcp->m_data);
7693 p_tcp->m_data = NULL;
7694 p_tcp->m_data_size = 0;
7698 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
7700 OPJ_UINT32 l_nb_tiles;
7701 opj_tcp_t * l_current_tile = 00;
7708 if (p_cp->tcps != 00)
7710 l_current_tile = p_cp->tcps;
7711 l_nb_tiles = p_cp->th * p_cp->tw;
7713 for (i = 0; i < l_nb_tiles; ++i)
7715 opj_j2k_tcp_destroy(l_current_tile);
7718 opj_free(p_cp->tcps);
7721 opj_free(p_cp->ppm_buffer);
7722 p_cp->ppm_buffer = 00;
7723 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
7724 opj_free(p_cp->comment);
7726 if (! p_cp->m_is_decoder)
7728 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
7729 p_cp->m_specific_param.m_enc.m_matrice = 00;
7733 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed, opj_event_mgr_t * p_manager )
7735 OPJ_BYTE l_header_data[10];
7736 OPJ_OFF_T l_stream_pos_backup;
7737 OPJ_UINT32 l_current_marker;
7738 OPJ_UINT32 l_marker_size;
7739 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
7741 /* initialize to no correction needed */
7742 *p_correction_needed = OPJ_FALSE;
7744 l_stream_pos_backup = opj_stream_tell(p_stream);
7745 if (l_stream_pos_backup == -1) {
7746 /* let's do nothing */
7751 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7752 if (opj_stream_read_data(p_stream,l_header_data, 2, p_manager) != 2) {
7753 /* assume all is OK */
7754 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7760 /* Read 2 bytes from buffer as the new marker ID */
7761 opj_read_bytes(l_header_data, &l_current_marker, 2);
7763 if (l_current_marker != J2K_MS_SOT) {
7764 /* assume all is OK */
7765 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7771 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7772 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
7773 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7777 /* Read 2 bytes from the buffer as the marker size */
7778 opj_read_bytes(l_header_data, &l_marker_size, 2);
7780 /* Check marker size for SOT Marker */
7781 if (l_marker_size != 10) {
7782 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
7787 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size, p_manager) != l_marker_size) {
7788 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7792 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no, &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
7796 if (l_tile_no == tile_no) {
7797 /* we found what we were looking for */
7801 if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
7802 /* last SOT until EOC or invalid Psot value */
7803 /* assume all is OK */
7804 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7810 /* look for next SOT marker */
7811 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len), p_manager) != (OPJ_OFF_T)(l_tot_len)) {
7812 /* assume all is OK */
7813 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7820 /* check for correction */
7821 if (l_current_part == l_num_parts) {
7822 *p_correction_needed = OPJ_TRUE;
7825 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7831 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
7832 OPJ_UINT32 * p_tile_index,
7833 OPJ_UINT32 * p_data_size,
7834 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
7835 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
7836 OPJ_UINT32 * p_nb_comps,
7838 opj_stream_private_t *p_stream,
7839 opj_event_mgr_t * p_manager )
7841 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
7842 OPJ_UINT32 l_marker_size;
7843 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7844 opj_tcp_t * l_tcp = NULL;
7845 OPJ_UINT32 l_nb_tiles;
7848 assert(p_stream != 00);
7849 assert(p_j2k != 00);
7850 assert(p_manager != 00);
7852 /* Reach the End Of Codestream ?*/
7853 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7854 l_current_marker = J2K_MS_EOC;
7856 /* We need to encounter a SOT marker (a new tile-part header) */
7857 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7861 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7862 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7864 /* Try to read until the Start Of Data is detected */
7865 while (l_current_marker != J2K_MS_SOD) {
7867 if(opj_stream_get_number_byte_left(p_stream) == 0)
7869 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7873 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7874 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7875 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7879 /* Read 2 bytes from the buffer as the marker size */
7880 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7882 /* Check marker size (does not include marker ID but includes marker size) */
7883 if (l_marker_size < 2) {
7884 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
7888 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
7889 if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) {
7890 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7894 /* Why this condition? FIXME */
7895 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7896 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7898 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7900 /* Get the marker handler from the marker ID */
7901 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7903 /* Check if the marker is known and if it is the right place to find it */
7904 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7905 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7908 /* FIXME manage case of unknown marker as in the main header ? */
7910 /* Check if the marker size is compatible with the header data size */
7911 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7912 OPJ_BYTE *new_header_data = NULL;
7913 /* If we are here, this means we consider this marker as known & we will read it */
7914 /* Check enough bytes left in stream before allocation */
7915 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
7916 opj_event_msg(p_manager, EVT_ERROR, "Marker size inconsistent with stream length\n");
7919 new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7920 if (! new_header_data) {
7921 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7922 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7923 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7924 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7927 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7928 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7931 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7932 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) {
7933 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7937 if (!l_marker_handler->handler) {
7938 /* See issue #175 */
7939 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7942 /* Read the marker segment with the correct marker handler */
7943 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7944 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7948 /* Add the marker to the codestream index*/
7949 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7951 l_marker_handler->id,
7952 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7953 l_marker_size + 4 )) {
7954 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7958 /* Keep the position of the last SOT marker read */
7959 if ( l_marker_handler->id == J2K_MS_SOT ) {
7960 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7961 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7963 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7967 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7968 /* Skip the rest of the tile part header*/
7969 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) {
7970 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7973 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7976 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7977 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7978 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7981 /* Read 2 bytes from the buffer as the new marker ID */
7982 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7985 if(opj_stream_get_number_byte_left(p_stream) == 0
7986 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
7989 /* If we didn't skip data before, we need to read the SOD marker*/
7990 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7991 /* Try to read the SOD marker and skip data ? FIXME */
7992 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7995 if (p_j2k->m_specific_param.m_decoder.m_can_decode && !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
7997 OPJ_BOOL l_correction_needed;
7999 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8000 if(!opj_j2k_need_nb_tile_parts_correction(p_stream, p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
8001 opj_event_msg(p_manager, EVT_ERROR, "opj_j2k_apply_nb_tile_parts_correction error\n");
8004 if (l_correction_needed) {
8005 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8006 OPJ_UINT32 l_tile_no;
8008 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8009 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
8011 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
8012 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
8013 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts+=1;
8016 opj_event_msg(p_manager, EVT_WARNING, "Non conformant codestream TPsot==TNsot.\n");
8019 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
8020 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8021 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
8022 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8026 /* Read 2 bytes from buffer as the new marker ID */
8027 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
8031 /* Indicate we will try to read a new tile-part header*/
8032 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8033 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8034 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8036 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8037 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
8038 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8042 /* Read 2 bytes from buffer as the new marker ID */
8043 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
8047 /* Current marker is the EOC marker ?*/
8048 if (l_current_marker == J2K_MS_EOC) {
8049 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
8050 p_j2k->m_current_tile_number = 0;
8051 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8056 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8057 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8058 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8060 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
8061 ++p_j2k->m_current_tile_number;
8065 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8066 *p_go_on = OPJ_FALSE;
8072 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
8073 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8077 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8078 p_j2k->m_current_tile_number+1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8080 *p_tile_index = p_j2k->m_current_tile_number;
8081 *p_go_on = OPJ_TRUE;
8082 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
8083 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8084 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8085 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8086 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8087 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8089 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
8094 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
8095 OPJ_UINT32 p_tile_index,
8097 OPJ_UINT32 p_data_size,
8098 opj_stream_private_t *p_stream,
8099 opj_event_mgr_t * p_manager )
8101 OPJ_UINT32 l_current_marker;
8102 OPJ_BYTE l_data [2];
8106 assert(p_stream != 00);
8107 assert(p_j2k != 00);
8108 assert(p_manager != 00);
8110 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
8111 || (p_tile_index != p_j2k->m_current_tile_number) ) {
8115 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8116 if (! l_tcp->m_data) {
8117 opj_j2k_tcp_destroy(l_tcp);
8121 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
8125 p_j2k->cstr_index) ) {
8126 opj_j2k_tcp_destroy(l_tcp);
8127 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
8128 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8132 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
8136 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8137 * we destroy just the data which will be re-read in read_tile_header*/
8138 /*opj_j2k_tcp_destroy(l_tcp);
8139 p_j2k->m_tcd->tcp = 0;*/
8140 opj_j2k_tcp_data_destroy(l_tcp);
8142 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8143 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080u));/* FIXME J2K_DEC_STATE_DATA);*/
8145 if(opj_stream_get_number_byte_left(p_stream) == 0
8146 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){
8150 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
8151 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
8152 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8156 opj_read_bytes(l_data,&l_current_marker,2);
8158 if (l_current_marker == J2K_MS_EOC) {
8159 p_j2k->m_current_tile_number = 0;
8160 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
8162 else if (l_current_marker != J2K_MS_SOT)
8164 if(opj_stream_get_number_byte_left(p_stream) == 0) {
8165 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8166 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8169 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8177 OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
8179 OPJ_UINT32 i,j,k = 0;
8180 OPJ_UINT32 l_width_src,l_height_src;
8181 OPJ_UINT32 l_width_dest,l_height_dest;
8182 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8183 OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8184 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
8185 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8186 OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
8188 opj_image_comp_t * l_img_comp_src = 00;
8189 opj_image_comp_t * l_img_comp_dest = 00;
8191 opj_tcd_tilecomp_t * l_tilec = 00;
8192 opj_image_t * l_image_src = 00;
8193 OPJ_UINT32 l_size_comp, l_remaining;
8194 OPJ_INT32 * l_dest_ptr;
8195 opj_tcd_resolution_t* l_res= 00;
8197 l_tilec = p_tcd->tcd_image->tiles->comps;
8198 l_image_src = p_tcd->image;
8199 l_img_comp_src = l_image_src->comps;
8201 l_img_comp_dest = p_output_image->comps;
8203 for (i=0; i<l_image_src->numcomps; i++) {
8205 /* Allocate output component buffer if necessary */
8206 if (!l_img_comp_dest->data) {
8208 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc((OPJ_SIZE_T)l_img_comp_dest->w * (OPJ_SIZE_T)l_img_comp_dest->h, sizeof(OPJ_INT32));
8209 if (! l_img_comp_dest->data) {
8214 /* Copy info from decoded comp image to output image */
8215 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8218 /* Compute the precision of the output buffer */
8219 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8220 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8221 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8227 if (l_size_comp == 3) {
8232 /* Current tile component size*/
8234 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8235 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8238 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8239 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8241 /* Border of the current output component*/
8242 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
8243 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
8244 l_x1_dest = l_x0_dest + l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
8245 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8248 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8249 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8253 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8254 * of the input buffer (decoded tile component) which will be move
8255 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8256 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8257 * by this input area.
8259 assert( l_res->x0 >= 0);
8260 assert( l_res->x1 >= 0);
8261 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
8262 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8263 l_offset_x0_src = 0;
8265 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8266 l_width_dest = l_width_src;
8267 l_offset_x1_src = 0;
8270 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8271 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8275 l_start_x_dest = 0U;
8276 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8278 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8279 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8280 l_offset_x1_src = 0;
8283 l_width_dest = l_img_comp_dest->w ;
8284 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8288 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
8289 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8290 l_offset_y0_src = 0;
8292 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8293 l_height_dest = l_height_src;
8294 l_offset_y1_src = 0;
8297 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8298 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8302 l_start_y_dest = 0U;
8303 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8305 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8306 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8307 l_offset_y1_src = 0;
8310 l_height_dest = l_img_comp_dest->h ;
8311 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8315 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
8318 /* testcase 2977.pdf.asan.67.2198 */
8319 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8324 /* Compute the input buffer offset */
8325 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src * (OPJ_SIZE_T)l_width_src;
8326 l_line_offset_src = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
8327 l_end_offset_src = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src - (OPJ_SIZE_T)l_offset_x0_src;
8329 /* Compute the output buffer offset */
8330 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest * (OPJ_SIZE_T)l_img_comp_dest->w;
8331 l_line_offset_dest = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
8333 /* Move the output buffer to the first place where we will write*/
8334 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8337 fprintf(stdout, "COMPO[%d]:\n",i);
8338 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
8339 "\t tile offset:%d, %d, %d, %d\n"
8340 "\t buffer offset: %d; %d, %d\n",
8341 l_res->x0, l_res->y0, l_width_src, l_height_src,
8342 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
8343 l_start_offset_src, l_line_offset_src, l_end_offset_src);
8345 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
8346 "\t start offset: %d, line offset= %d\n",
8347 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
8350 switch (l_size_comp) {
8353 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
8354 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
8356 if (l_img_comp_src->sgnd) {
8357 for (j = 0 ; j < l_height_dest ; ++j) {
8358 for ( k = 0 ; k < l_width_dest ; ++k) {
8359 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
8362 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
8363 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
8367 for ( j = 0 ; j < l_height_dest ; ++j ) {
8368 for ( k = 0 ; k < l_width_dest ; ++k) {
8369 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
8372 l_dest_ptr+= l_line_offset_dest;
8373 l_src_ptr += l_line_offset_src;
8377 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
8378 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
8383 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
8384 l_src_ptr += l_start_offset_src;
8386 if (l_img_comp_src->sgnd) {
8387 for (j=0;j<l_height_dest;++j) {
8388 for (k=0;k<l_width_dest;++k) {
8389 *(l_dest_ptr++) = *(l_src_ptr++);
8392 l_dest_ptr+= l_line_offset_dest;
8393 l_src_ptr += l_line_offset_src ;
8397 for (j=0;j<l_height_dest;++j) {
8398 for (k=0;k<l_width_dest;++k) {
8399 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
8402 l_dest_ptr+= l_line_offset_dest;
8403 l_src_ptr += l_line_offset_src ;
8407 l_src_ptr += l_end_offset_src;
8408 p_data = (OPJ_BYTE*) l_src_ptr;
8413 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
8414 l_src_ptr += l_start_offset_src;
8416 for (j=0;j<l_height_dest;++j) {
8417 for (k=0;k<l_width_dest;++k) {
8418 *(l_dest_ptr++) = (*(l_src_ptr++));
8421 l_dest_ptr+= l_line_offset_dest;
8422 l_src_ptr += l_line_offset_src ;
8425 l_src_ptr += l_end_offset_src;
8426 p_data = (OPJ_BYTE*) l_src_ptr;
8439 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
8440 opj_image_t* p_image,
8441 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
8442 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
8443 opj_event_mgr_t * p_manager )
8445 opj_cp_t * l_cp = &(p_j2k->m_cp);
8446 opj_image_t * l_image = p_j2k->m_private_image;
8449 OPJ_INT32 l_comp_x1, l_comp_y1;
8450 opj_image_comp_t* l_img_comp = NULL;
8452 /* Check if we are read the main header */
8453 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
8454 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
8458 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
8459 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
8461 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8462 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8463 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8464 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8470 /* Check if the positions provided by the user are correct */
8473 assert(p_start_x >= 0 );
8474 assert(p_start_y >= 0 );
8476 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
8477 opj_event_msg(p_manager, EVT_ERROR,
8478 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
8479 p_start_x, l_image->x1);
8482 else if ((OPJ_UINT32)p_start_x < l_image->x0){
8483 opj_event_msg(p_manager, EVT_WARNING,
8484 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
8485 p_start_x, l_image->x0);
8486 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8487 p_image->x0 = l_image->x0;
8490 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - l_cp->tx0) / l_cp->tdx;
8491 p_image->x0 = (OPJ_UINT32)p_start_x;
8495 if ((OPJ_UINT32)p_start_y > l_image->y1){
8496 opj_event_msg(p_manager, EVT_ERROR,
8497 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
8498 p_start_y, l_image->y1);
8501 else if ((OPJ_UINT32)p_start_y < l_image->y0){
8502 opj_event_msg(p_manager, EVT_WARNING,
8503 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
8504 p_start_y, l_image->y0);
8505 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8506 p_image->y0 = l_image->y0;
8509 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - l_cp->ty0) / l_cp->tdy;
8510 p_image->y0 = (OPJ_UINT32)p_start_y;
8514 assert((OPJ_UINT32)p_end_x > 0);
8515 assert((OPJ_UINT32)p_end_y > 0);
8516 if ((OPJ_UINT32)p_end_x < l_image->x0) {
8517 opj_event_msg(p_manager, EVT_ERROR,
8518 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
8519 p_end_x, l_image->x0);
8522 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
8523 opj_event_msg(p_manager, EVT_WARNING,
8524 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
8525 p_end_x, l_image->x1);
8526 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8527 p_image->x1 = l_image->x1;
8530 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);
8531 p_image->x1 = (OPJ_UINT32)p_end_x;
8535 if ((OPJ_UINT32)p_end_y < l_image->y0) {
8536 opj_event_msg(p_manager, EVT_ERROR,
8537 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
8538 p_end_y, l_image->y0);
8541 if ((OPJ_UINT32)p_end_y > l_image->y1){
8542 opj_event_msg(p_manager, EVT_WARNING,
8543 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
8544 p_end_y, l_image->y1);
8545 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8546 p_image->y1 = l_image->y1;
8549 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);
8550 p_image->y1 = (OPJ_UINT32)p_end_y;
8554 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
8556 l_img_comp = p_image->comps;
8557 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
8561 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
8562 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
8563 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
8564 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
8566 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
8567 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
8569 opj_event_msg(p_manager, EVT_ERROR,
8570 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
8574 l_img_comp->w = (OPJ_UINT32)l_w;
8576 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
8577 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
8579 opj_event_msg(p_manager, EVT_ERROR,
8580 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
8584 l_img_comp->h = (OPJ_UINT32)l_h;
8589 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
8590 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
8595 opj_j2k_t* opj_j2k_create_decompress(void)
8597 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
8602 l_j2k->m_is_decoder = 1;
8603 l_j2k->m_cp.m_is_decoder = 1;
8605 #ifdef OPJ_DISABLE_TPSOT_FIX
8606 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8609 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,sizeof(opj_tcp_t));
8610 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
8611 opj_j2k_destroy(l_j2k);
8615 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,OPJ_J2K_DEFAULT_HEADER_SIZE);
8616 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
8617 opj_j2k_destroy(l_j2k);
8621 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
8623 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
8625 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
8627 /* codestream index creation */
8628 l_j2k->cstr_index = opj_j2k_create_cstr_index();
8629 if (!l_j2k->cstr_index){
8630 opj_j2k_destroy(l_j2k);
8634 /* validation list creation */
8635 l_j2k->m_validation_list = opj_procedure_list_create();
8636 if (! l_j2k->m_validation_list) {
8637 opj_j2k_destroy(l_j2k);
8641 /* execution list creation */
8642 l_j2k->m_procedure_list = opj_procedure_list_create();
8643 if (! l_j2k->m_procedure_list) {
8644 opj_j2k_destroy(l_j2k);
8651 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
8653 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
8654 opj_calloc(1,sizeof(opj_codestream_index_t));
8658 cstr_index->maxmarknum = 100;
8659 cstr_index->marknum = 0;
8660 cstr_index->marker = (opj_marker_info_t*)
8661 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
8662 if (!cstr_index-> marker)
8665 cstr_index->tile_index = NULL;
8670 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
8671 OPJ_UINT32 p_tile_no,
8672 OPJ_UINT32 p_comp_no )
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 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8690 return 5 + l_tccp->numresolutions;
8697 OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
8698 OPJ_UINT32 p_tile_no,
8699 OPJ_UINT32 p_comp_no,
8701 OPJ_UINT32 * p_header_size,
8702 struct opj_event_mgr * p_manager )
8705 opj_cp_t *l_cp = 00;
8706 opj_tcp_t *l_tcp = 00;
8707 opj_tccp_t *l_tccp = 00;
8710 assert(p_j2k != 00);
8711 assert(p_header_size != 00);
8712 assert(p_manager != 00);
8713 assert(p_data != 00);
8715 l_cp = &(p_j2k->m_cp);
8716 l_tcp = &l_cp->tcps[p_tile_no];
8717 l_tccp = &l_tcp->tccps[p_comp_no];
8719 /* preconditions again */
8720 assert(p_tile_no < (l_cp->tw * l_cp->th));
8721 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
8723 if (*p_header_size < 5) {
8724 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8728 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
8731 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
8734 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
8737 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
8740 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
8743 *p_header_size = *p_header_size - 5;
8745 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8747 if (*p_header_size < l_tccp->numresolutions) {
8748 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8752 for (i = 0; i < l_tccp->numresolutions; ++i) {
8753 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
8757 *p_header_size = *p_header_size - l_tccp->numresolutions;
8763 OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
8765 OPJ_BYTE * p_header_data,
8766 OPJ_UINT32 * p_header_size,
8767 opj_event_mgr_t * p_manager)
8769 OPJ_UINT32 i, l_tmp;
8770 opj_cp_t *l_cp = NULL;
8771 opj_tcp_t *l_tcp = NULL;
8772 opj_tccp_t *l_tccp = NULL;
8773 OPJ_BYTE * l_current_ptr = NULL;
8776 assert(p_j2k != 00);
8777 assert(p_manager != 00);
8778 assert(p_header_data != 00);
8780 l_cp = &(p_j2k->m_cp);
8781 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
8782 &l_cp->tcps[p_j2k->m_current_tile_number] :
8783 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8785 /* precondition again */
8786 assert(compno < p_j2k->m_private_image->numcomps);
8788 l_tccp = &l_tcp->tccps[compno];
8789 l_current_ptr = p_header_data;
8791 /* make sure room is sufficient */
8792 if (*p_header_size < 5) {
8793 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8797 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
8798 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
8799 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
8800 opj_event_msg(p_manager, EVT_ERROR,
8801 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
8802 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
8807 /* If user wants to remove more resolutions than the codestream contains, return error */
8808 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
8809 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
8810 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
8811 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
8815 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
8819 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
8823 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) || ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
8824 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
8829 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
8832 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
8835 *p_header_size = *p_header_size - 5;
8837 /* use custom precinct size ? */
8838 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8839 if (*p_header_size < l_tccp->numresolutions) {
8840 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8844 for (i = 0; i < l_tccp->numresolutions; ++i) {
8845 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
8847 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
8848 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
8849 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
8852 l_tccp->prcw[i] = l_tmp & 0xf;
8853 l_tccp->prch[i] = l_tmp >> 4;
8856 *p_header_size = *p_header_size - l_tccp->numresolutions;
8859 /* set default size for the precinct width and height */
8860 for (i = 0; i < l_tccp->numresolutions; ++i) {
8861 l_tccp->prcw[i] = 15;
8862 l_tccp->prch[i] = 15;
8866 #ifdef WIP_REMOVE_MSD
8868 if (p_j2k->cstr_info && compno == 0) {
8869 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
8871 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
8872 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
8873 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
8874 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
8875 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
8877 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
8878 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
8886 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
8890 opj_cp_t *l_cp = NULL;
8891 opj_tcp_t *l_tcp = NULL;
8892 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
8893 OPJ_UINT32 l_prc_size;
8896 assert(p_j2k != 00);
8898 l_cp = &(p_j2k->m_cp);
8899 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
8900 &l_cp->tcps[p_j2k->m_current_tile_number] :
8901 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8903 l_ref_tccp = &l_tcp->tccps[0];
8904 l_copied_tccp = l_ref_tccp + 1;
8905 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
8907 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
8908 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
8909 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
8910 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
8911 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
8912 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
8913 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
8914 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
8919 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
8920 OPJ_UINT32 p_tile_no,
8921 OPJ_UINT32 p_comp_no )
8923 OPJ_UINT32 l_num_bands;
8925 opj_cp_t *l_cp = 00;
8926 opj_tcp_t *l_tcp = 00;
8927 opj_tccp_t *l_tccp = 00;
8930 assert(p_j2k != 00);
8932 l_cp = &(p_j2k->m_cp);
8933 l_tcp = &l_cp->tcps[p_tile_no];
8934 l_tccp = &l_tcp->tccps[p_comp_no];
8936 /* preconditions again */
8937 assert(p_tile_no < l_cp->tw * l_cp->th);
8938 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8940 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8942 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8943 return 1 + l_num_bands;
8946 return 1 + 2*l_num_bands;
8950 OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8951 OPJ_UINT32 p_tile_no,
8952 OPJ_UINT32 p_comp_no,
8954 OPJ_UINT32 * p_header_size,
8955 struct opj_event_mgr * p_manager )
8957 OPJ_UINT32 l_header_size;
8958 OPJ_UINT32 l_band_no, l_num_bands;
8959 OPJ_UINT32 l_expn,l_mant;
8961 opj_cp_t *l_cp = 00;
8962 opj_tcp_t *l_tcp = 00;
8963 opj_tccp_t *l_tccp = 00;
8966 assert(p_j2k != 00);
8967 assert(p_header_size != 00);
8968 assert(p_manager != 00);
8969 assert(p_data != 00);
8971 l_cp = &(p_j2k->m_cp);
8972 l_tcp = &l_cp->tcps[p_tile_no];
8973 l_tccp = &l_tcp->tccps[p_comp_no];
8975 /* preconditions again */
8976 assert(p_tile_no < l_cp->tw * l_cp->th);
8977 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8979 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8981 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8982 l_header_size = 1 + l_num_bands;
8984 if (*p_header_size < l_header_size) {
8985 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8989 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8992 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8993 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8994 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8999 l_header_size = 1 + 2*l_num_bands;
9001 if (*p_header_size < l_header_size) {
9002 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9006 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
9009 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9010 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9011 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9013 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9018 *p_header_size = *p_header_size - l_header_size;
9023 OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9024 OPJ_UINT32 p_comp_no,
9025 OPJ_BYTE* p_header_data,
9026 OPJ_UINT32 * p_header_size,
9027 opj_event_mgr_t * p_manager
9031 OPJ_UINT32 l_band_no;
9032 opj_cp_t *l_cp = 00;
9033 opj_tcp_t *l_tcp = 00;
9034 opj_tccp_t *l_tccp = 00;
9035 OPJ_BYTE * l_current_ptr = 00;
9036 OPJ_UINT32 l_tmp, l_num_band;
9039 assert(p_j2k != 00);
9040 assert(p_manager != 00);
9041 assert(p_header_data != 00);
9043 l_cp = &(p_j2k->m_cp);
9044 /* come from tile part header or main header ?*/
9045 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
9046 &l_cp->tcps[p_j2k->m_current_tile_number] :
9047 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9049 /* precondition again*/
9050 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9052 l_tccp = &l_tcp->tccps[p_comp_no];
9053 l_current_ptr = p_header_data;
9055 if (*p_header_size < 1) {
9056 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
9059 *p_header_size -= 1;
9061 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
9064 l_tccp->qntsty = l_tmp & 0x1f;
9065 l_tccp->numgbits = l_tmp >> 5;
9066 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9070 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
9072 (*p_header_size) / 2;
9074 if( l_num_band > OPJ_J2K_MAXBANDS ) {
9075 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
9076 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
9077 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
9078 /*return OPJ_FALSE;*/
9083 if (l_cp->correct) {
9085 /* if JPWL is on, we check whether there are too many subbands */
9086 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
9087 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
9088 "JPWL: bad number of subbands in Sqcx (%d)\n",
9091 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
9094 /* we try to correct */
9096 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
9097 "- setting number of bands to %d => HYPOTHESIS!!!\n",
9102 #endif /* USE_JPWL */
9104 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9105 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9106 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
9108 if (l_band_no < OPJ_J2K_MAXBANDS){
9109 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
9110 l_tccp->stepsizes[l_band_no].mant = 0;
9113 *p_header_size = *p_header_size - l_num_band;
9116 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9117 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
9119 if (l_band_no < OPJ_J2K_MAXBANDS){
9120 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
9121 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
9124 *p_header_size = *p_header_size - 2*l_num_band;
9127 /* Add Antonin : if scalar_derived -> compute other stepsizes */
9128 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9129 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
9130 l_tccp->stepsizes[l_band_no].expn =
9131 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) ?
9132 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
9133 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
9140 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
9143 opj_cp_t *l_cp = NULL;
9144 opj_tcp_t *l_tcp = NULL;
9145 opj_tccp_t *l_ref_tccp = NULL;
9146 opj_tccp_t *l_copied_tccp = NULL;
9150 assert(p_j2k != 00);
9152 l_cp = &(p_j2k->m_cp);
9153 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
9154 &l_cp->tcps[p_j2k->m_current_tile_number] :
9155 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9157 l_ref_tccp = &l_tcp->tccps[0];
9158 l_copied_tccp = l_ref_tccp + 1;
9159 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
9161 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
9162 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
9163 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
9164 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
9169 static void opj_j2k_dump_tile_info( opj_tcp_t * l_default_tile,OPJ_INT32 numcomps,FILE* out_stream)
9175 fprintf(out_stream, "\t default tile {\n");
9176 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
9177 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
9178 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
9179 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
9181 for (compno = 0; compno < numcomps; compno++) {
9182 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9184 OPJ_INT32 bandno, numbands;
9187 fprintf(out_stream, "\t\t comp %d {\n", compno);
9188 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
9189 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
9190 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
9191 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
9192 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
9193 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
9195 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
9196 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
9197 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
9199 fprintf(out_stream, "\n");
9201 /* quantization style*/
9202 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
9203 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
9204 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
9205 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9206 for (bandno = 0; bandno < numbands; bandno++) {
9207 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
9208 l_tccp->stepsizes[bandno].expn);
9210 fprintf(out_stream, "\n");
9213 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
9215 fprintf(out_stream, "\t\t }\n");
9216 } /*end of component of default tile*/
9217 fprintf(out_stream, "\t }\n"); /*end of default tile*/
9221 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
9223 /* Check if the flag is compatible with j2k file*/
9224 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
9225 fprintf(out_stream, "Wrong flag\n");
9229 /* Dump the image_header */
9230 if (flag & OPJ_IMG_INFO){
9231 if (p_j2k->m_private_image)
9232 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
9235 /* Dump the codestream info from main header */
9236 if (flag & OPJ_J2K_MH_INFO){
9237 opj_j2k_dump_MH_info(p_j2k, out_stream);
9239 /* Dump all tile/codestream info */
9240 if (flag & OPJ_J2K_TCH_INFO){
9241 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9243 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
9244 for (i=0;i<l_nb_tiles;++i) {
9245 opj_j2k_dump_tile_info( l_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
9250 /* Dump the codestream info of the current tile */
9251 if (flag & OPJ_J2K_TH_INFO){
9255 /* Dump the codestream index from main header */
9256 if (flag & OPJ_J2K_MH_IND){
9257 opj_j2k_dump_MH_index(p_j2k, out_stream);
9260 /* Dump the codestream index of the current tile */
9261 if (flag & OPJ_J2K_TH_IND){
9267 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
9269 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
9270 OPJ_UINT32 it_marker, it_tile, it_tile_part;
9272 fprintf(out_stream, "Codestream index from main header: {\n");
9274 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
9275 "\t Main header end position=%" PRIi64 "\n",
9276 cstr_index->main_head_start, cstr_index->main_head_end);
9278 fprintf(out_stream, "\t Marker list: {\n");
9280 if (cstr_index->marker){
9281 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
9282 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9283 cstr_index->marker[it_marker].type,
9284 cstr_index->marker[it_marker].pos,
9285 cstr_index->marker[it_marker].len );
9289 fprintf(out_stream, "\t }\n");
9291 if (cstr_index->tile_index){
9293 /* Simple test to avoid to write empty information*/
9294 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
9295 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9296 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
9299 if (l_acc_nb_of_tile_part)
9301 fprintf(out_stream, "\t Tile index: {\n");
9303 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9304 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
9306 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
9308 if (cstr_index->tile_index[it_tile].tp_index){
9309 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
9310 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
9312 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
9313 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
9314 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
9318 if (cstr_index->tile_index[it_tile].marker){
9319 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
9320 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9321 cstr_index->tile_index[it_tile].marker[it_marker].type,
9322 cstr_index->tile_index[it_tile].marker[it_marker].pos,
9323 cstr_index->tile_index[it_tile].marker[it_marker].len );
9327 fprintf(out_stream,"\t }\n");
9331 fprintf(out_stream,"}\n");
9336 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
9339 fprintf(out_stream, "Codestream info from main header: {\n");
9341 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
9342 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
9343 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
9344 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);
9345 fprintf(out_stream, "}\n");
9348 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9353 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
9357 fprintf(out_stream, "Image info {\n");
9358 tab[0] = '\t';tab[1] = '\0';
9361 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
9362 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
9363 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
9365 if (img_header->comps){
9367 for (compno = 0; compno < img_header->numcomps; compno++) {
9368 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
9369 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
9370 fprintf(out_stream,"%s}\n",tab);
9374 fprintf(out_stream, "}\n");
9377 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9382 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
9385 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
9388 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
9389 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
9390 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
9393 fprintf(out_stream, "}\n");
9396 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
9399 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
9400 opj_tcp_t *l_default_tile;
9401 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
9405 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
9407 cstr_info->tx0 = p_j2k->m_cp.tx0;
9408 cstr_info->ty0 = p_j2k->m_cp.ty0;
9409 cstr_info->tdx = p_j2k->m_cp.tdx;
9410 cstr_info->tdy = p_j2k->m_cp.tdy;
9411 cstr_info->tw = p_j2k->m_cp.tw;
9412 cstr_info->th = p_j2k->m_cp.th;
9414 cstr_info->tile_info = NULL; /* Not fill from the main header*/
9416 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
9418 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
9419 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
9420 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
9421 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
9423 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
9424 if (!cstr_info->m_default_tile_info.tccp_info)
9426 opj_destroy_cstr_info(&cstr_info);
9430 for (compno = 0; compno < numcomps; compno++) {
9431 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9432 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
9433 OPJ_INT32 bandno, numbands;
9436 l_tccp_info->csty = l_tccp->csty;
9437 l_tccp_info->numresolutions = l_tccp->numresolutions;
9438 l_tccp_info->cblkw = l_tccp->cblkw;
9439 l_tccp_info->cblkh = l_tccp->cblkh;
9440 l_tccp_info->cblksty = l_tccp->cblksty;
9441 l_tccp_info->qmfbid = l_tccp->qmfbid;
9442 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
9444 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
9445 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
9448 /* quantization style*/
9449 l_tccp_info->qntsty = l_tccp->qntsty;
9450 l_tccp_info->numgbits = l_tccp->numgbits;
9452 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9453 if (numbands < OPJ_J2K_MAXBANDS) {
9454 for (bandno = 0; bandno < numbands; bandno++) {
9455 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].mant;
9456 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].expn;
9461 l_tccp_info->roishift = l_tccp->roishift;
9467 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
9469 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
9470 opj_calloc(1,sizeof(opj_codestream_index_t));
9474 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
9475 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
9476 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
9478 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
9479 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
9480 if (!l_cstr_index->marker){
9481 opj_free( l_cstr_index);
9485 if (p_j2k->cstr_index->marker)
9486 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
9488 opj_free(l_cstr_index->marker);
9489 l_cstr_index->marker = NULL;
9492 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
9493 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
9494 if (!l_cstr_index->tile_index){
9495 opj_free( l_cstr_index->marker);
9496 opj_free( l_cstr_index);
9500 if (!p_j2k->cstr_index->tile_index){
9501 opj_free(l_cstr_index->tile_index);
9502 l_cstr_index->tile_index = NULL;
9505 OPJ_UINT32 it_tile = 0;
9506 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
9509 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
9511 l_cstr_index->tile_index[it_tile].marker =
9512 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
9514 if (!l_cstr_index->tile_index[it_tile].marker) {
9515 OPJ_UINT32 it_tile_free;
9517 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9518 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9521 opj_free( l_cstr_index->tile_index);
9522 opj_free( l_cstr_index->marker);
9523 opj_free( l_cstr_index);
9527 if (p_j2k->cstr_index->tile_index[it_tile].marker)
9528 memcpy( l_cstr_index->tile_index[it_tile].marker,
9529 p_j2k->cstr_index->tile_index[it_tile].marker,
9530 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
9532 opj_free(l_cstr_index->tile_index[it_tile].marker);
9533 l_cstr_index->tile_index[it_tile].marker = NULL;
9536 /* Tile part index*/
9537 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
9539 l_cstr_index->tile_index[it_tile].tp_index =
9540 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
9542 if(!l_cstr_index->tile_index[it_tile].tp_index){
9543 OPJ_UINT32 it_tile_free;
9545 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9546 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9547 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
9550 opj_free( l_cstr_index->tile_index);
9551 opj_free( l_cstr_index->marker);
9552 opj_free( l_cstr_index);
9556 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
9557 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
9558 p_j2k->cstr_index->tile_index[it_tile].tp_index,
9559 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
9562 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
9563 l_cstr_index->tile_index[it_tile].tp_index = NULL;
9566 /* Packet index (NOT USED)*/
9567 l_cstr_index->tile_index[it_tile].nb_packet = 0;
9568 l_cstr_index->tile_index[it_tile].packet_index = NULL;
9573 return l_cstr_index;
9576 OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
9578 OPJ_UINT32 it_tile=0;
9580 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9581 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
9582 if (!p_j2k->cstr_index->tile_index)
9585 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
9586 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
9587 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
9588 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
9589 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
9590 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
9597 OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
9598 opj_stream_private_t *p_stream,
9599 opj_event_mgr_t * p_manager)
9601 OPJ_BOOL l_go_on = OPJ_TRUE;
9602 OPJ_UINT32 l_current_tile_no;
9603 OPJ_UINT32 l_data_size,l_max_data_size;
9604 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9605 OPJ_UINT32 l_nb_comps;
9606 OPJ_BYTE * l_current_data;
9607 OPJ_UINT32 nr_tiles = 0;
9609 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9610 if (! l_current_data) {
9611 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
9614 l_max_data_size = 1000;
9617 if (! opj_j2k_read_tile_header( p_j2k,
9620 &l_tile_x0, &l_tile_y0,
9621 &l_tile_x1, &l_tile_y1,
9626 opj_free(l_current_data);
9634 if (l_data_size > l_max_data_size) {
9635 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9636 if (! l_new_current_data) {
9637 opj_free(l_current_data);
9638 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);
9641 l_current_data = l_new_current_data;
9642 l_max_data_size = l_data_size;
9645 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9646 opj_free(l_current_data);
9647 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);
9650 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);
9652 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9653 opj_free(l_current_data);
9656 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
9658 if(opj_stream_get_number_byte_left(p_stream) == 0
9659 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
9661 if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw)
9665 opj_free(l_current_data);
9671 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
9673 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
9676 assert(p_j2k != 00);
9678 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
9679 /* DEVELOPER CORNER, add your custom procedures */
9684 * Read and decode one tile.
9686 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
9687 opj_stream_private_t *p_stream,
9688 opj_event_mgr_t * p_manager)
9690 OPJ_BOOL l_go_on = OPJ_TRUE;
9691 OPJ_UINT32 l_current_tile_no;
9692 OPJ_UINT32 l_tile_no_to_dec;
9693 OPJ_UINT32 l_data_size,l_max_data_size;
9694 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9695 OPJ_UINT32 l_nb_comps;
9696 OPJ_BYTE * l_current_data;
9698 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9699 if (! l_current_data) {
9700 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
9703 l_max_data_size = 1000;
9705 /*Allocate and initialize some elements of codestrem index if not already done*/
9706 if( !p_j2k->cstr_index->tile_index)
9708 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
9709 opj_free(l_current_data);
9713 /* Move into the codestream to the first SOT used to decode the desired tile */
9714 l_tile_no_to_dec = (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
9715 if (p_j2k->cstr_index->tile_index)
9716 if(p_j2k->cstr_index->tile_index->tp_index)
9718 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
9719 /* the index for this tile has not been built,
9720 * so move to the last SOT read */
9721 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
9722 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9723 opj_free(l_current_data);
9728 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)) ) {
9729 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9730 opj_free(l_current_data);
9734 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
9735 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
9736 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9740 if (! opj_j2k_read_tile_header( p_j2k,
9743 &l_tile_x0, &l_tile_y0,
9744 &l_tile_x1, &l_tile_y1,
9749 opj_free(l_current_data);
9757 if (l_data_size > l_max_data_size) {
9758 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9759 if (! l_new_current_data) {
9760 opj_free(l_current_data);
9761 l_current_data = NULL;
9762 /* TODO: LH: why tile numbering policy used in messages differs from
9763 the one used in opj_j2k_decode_tiles() ? */
9764 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);
9767 l_current_data = l_new_current_data;
9768 l_max_data_size = l_data_size;
9771 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9772 opj_free(l_current_data);
9775 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);
9777 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9778 opj_free(l_current_data);
9781 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
9783 if(l_current_tile_no == l_tile_no_to_dec)
9785 /* move into the codestream to the the first SOT (FIXME or not move?)*/
9786 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
9787 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9793 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);
9798 opj_free(l_current_data);
9804 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
9806 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
9809 assert(p_j2k != 00);
9811 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
9812 /* DEVELOPER CORNER, add your custom procedures */
9816 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
9817 opj_stream_private_t * p_stream,
9818 opj_image_t * p_image,
9819 opj_event_mgr_t * p_manager)
9826 p_j2k->m_output_image = opj_image_create0();
9827 if (! (p_j2k->m_output_image)) {
9830 opj_copy_image_header(p_image, p_j2k->m_output_image);
9832 /* customization of the decoding */
9833 opj_j2k_setup_decoding(p_j2k);
9835 /* Decode the codestream */
9836 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9837 opj_image_destroy(p_j2k->m_private_image);
9838 p_j2k->m_private_image = NULL;
9842 /* Move data and copy one information from codec to output image*/
9843 for (compno = 0; compno < p_image->numcomps; compno++) {
9844 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9845 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9848 sprintf( fn, "/tmp/%d.raw", compno );
9849 FILE *debug = fopen( fn, "wb" );
9850 fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug );
9853 p_j2k->m_output_image->comps[compno].data = NULL;
9859 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
9860 opj_stream_private_t *p_stream,
9861 opj_image_t* p_image,
9862 opj_event_mgr_t * p_manager,
9863 OPJ_UINT32 tile_index )
9866 OPJ_UINT32 l_tile_x, l_tile_y;
9867 opj_image_comp_t* l_img_comp;
9870 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
9874 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
9875 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);
9879 /* Compute the dimension of the desired tile*/
9880 l_tile_x = tile_index % p_j2k->m_cp.tw;
9881 l_tile_y = tile_index / p_j2k->m_cp.tw;
9883 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9884 if (p_image->x0 < p_j2k->m_private_image->x0)
9885 p_image->x0 = p_j2k->m_private_image->x0;
9886 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9887 if (p_image->x1 > p_j2k->m_private_image->x1)
9888 p_image->x1 = p_j2k->m_private_image->x1;
9890 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9891 if (p_image->y0 < p_j2k->m_private_image->y0)
9892 p_image->y0 = p_j2k->m_private_image->y0;
9893 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9894 if (p_image->y1 > p_j2k->m_private_image->y1)
9895 p_image->y1 = p_j2k->m_private_image->y1;
9897 l_img_comp = p_image->comps;
9898 for (compno=0; compno < p_image->numcomps; ++compno)
9900 OPJ_INT32 l_comp_x1, l_comp_y1;
9902 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
9904 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
9905 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
9906 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9907 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9909 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));
9910 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));
9915 /* Destroy the previous output image*/
9916 if (p_j2k->m_output_image)
9917 opj_image_destroy(p_j2k->m_output_image);
9919 /* Create the ouput image from the information previously computed*/
9920 p_j2k->m_output_image = opj_image_create0();
9921 if (! (p_j2k->m_output_image)) {
9924 opj_copy_image_header(p_image, p_j2k->m_output_image);
9926 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
9928 /* customization of the decoding */
9929 opj_j2k_setup_decoding_tile(p_j2k);
9931 /* Decode the codestream */
9932 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9933 opj_image_destroy(p_j2k->m_private_image);
9934 p_j2k->m_private_image = NULL;
9938 /* Move data and copy one information from codec to output image*/
9939 for (compno = 0; compno < p_image->numcomps; compno++) {
9940 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9942 if (p_image->comps[compno].data)
9943 opj_free(p_image->comps[compno].data);
9945 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9947 p_j2k->m_output_image->comps[compno].data = NULL;
9953 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
9954 OPJ_UINT32 res_factor,
9955 opj_event_mgr_t * p_manager)
9959 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
9961 if (p_j2k->m_private_image) {
9962 if (p_j2k->m_private_image->comps) {
9963 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
9964 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
9965 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
9966 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
9967 if ( res_factor >= max_res){
9968 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9971 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9982 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
9983 opj_stream_private_t *p_stream,
9984 opj_event_mgr_t * p_manager )
9987 OPJ_UINT32 l_nb_tiles;
9988 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
9989 OPJ_BYTE * l_current_data = 00;
9990 opj_tcd_t* p_tcd = 00;
9993 assert(p_j2k != 00);
9994 assert(p_stream != 00);
9995 assert(p_manager != 00);
9997 p_tcd = p_j2k->m_tcd;
9999 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10000 for (i=0;i<l_nb_tiles;++i) {
10001 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
10002 if (l_current_data) {
10003 opj_free(l_current_data);
10008 /* if we only have one tile, then simply set tile component data equal to image component data */
10009 /* otherwise, allocate the data */
10010 for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) {
10011 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
10012 if (l_nb_tiles == 1) {
10013 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10014 l_tilec->data = l_img_comp->data;
10015 l_tilec->ownsData = OPJ_FALSE;
10017 if(! opj_alloc_tile_component_data(l_tilec)) {
10018 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." );
10019 if (l_current_data) {
10020 opj_free(l_current_data);
10026 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
10027 if (l_nb_tiles > 1) {
10028 if (l_current_tile_size > l_max_tile_size) {
10029 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
10030 if (! l_new_current_data) {
10031 if (l_current_data) {
10032 opj_free(l_current_data);
10034 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
10037 l_current_data = l_new_current_data;
10038 l_max_tile_size = l_current_tile_size;
10041 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
10042 /* 32 bit components @ 8 bit precision get converted to 8 bit */
10043 /* 32 bit components @ 16 bit precision get converted to 16 bit */
10044 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
10046 /* now copy this data into the tile component */
10047 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,l_current_data,l_current_tile_size)) {
10048 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
10053 if (! opj_j2k_post_write_tile (p_j2k,p_stream,p_manager)) {
10058 if (l_current_data) {
10059 opj_free(l_current_data);
10064 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
10065 opj_stream_private_t *p_stream,
10066 opj_event_mgr_t * p_manager)
10068 /* customization of the encoding */
10069 opj_j2k_setup_end_compress(p_j2k);
10071 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
10079 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
10080 opj_stream_private_t *p_stream,
10081 opj_image_t * p_image,
10082 opj_event_mgr_t * p_manager)
10084 /* preconditions */
10085 assert(p_j2k != 00);
10086 assert(p_stream != 00);
10087 assert(p_manager != 00);
10089 p_j2k->m_private_image = opj_image_create0();
10090 if (! p_j2k->m_private_image) {
10091 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header." );
10094 opj_copy_image_header(p_image, p_j2k->m_private_image);
10096 /* TODO_MSD: Find a better way */
10097 if (p_image->comps) {
10098 OPJ_UINT32 it_comp;
10099 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
10100 if (p_image->comps[it_comp].data) {
10101 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
10102 p_image->comps[it_comp].data = NULL;
10108 /* customization of the validation */
10109 opj_j2k_setup_encoding_validation (p_j2k);
10111 /* validation of the parameters codec */
10112 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
10116 /* customization of the encoding */
10117 opj_j2k_setup_header_writing(p_j2k);
10120 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
10127 OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
10128 OPJ_UINT32 p_tile_index,
10129 opj_stream_private_t *p_stream,
10130 opj_event_mgr_t * p_manager )
10133 if (p_tile_index != p_j2k->m_current_tile_number) {
10134 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
10138 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);
10140 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
10141 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
10142 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10144 /* initialisation before tile encoding */
10145 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
10152 void opj_get_tile_dimensions(opj_image_t * l_image,
10153 opj_tcd_tilecomp_t * l_tilec,
10154 opj_image_comp_t * l_img_comp,
10155 OPJ_UINT32* l_size_comp,
10156 OPJ_UINT32* l_width,
10157 OPJ_UINT32* l_height,
10158 OPJ_UINT32* l_offset_x,
10159 OPJ_UINT32* l_offset_y,
10160 OPJ_UINT32* l_image_width,
10161 OPJ_UINT32* l_stride,
10162 OPJ_UINT32* l_tile_offset) {
10163 OPJ_UINT32 l_remaining;
10164 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
10165 l_remaining = l_img_comp->prec & 7; /* (%8) */
10170 if (*l_size_comp == 3) {
10174 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
10175 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
10176 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
10177 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0, (OPJ_INT32)l_img_comp->dy);
10178 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 - (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
10179 *l_stride = *l_image_width - *l_width;
10180 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
10183 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
10185 OPJ_UINT32 i,j,k = 0;
10187 for (i=0;i<p_tcd->image->numcomps;++i) {
10188 opj_image_t * l_image = p_tcd->image;
10189 OPJ_INT32 * l_src_ptr;
10190 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
10191 opj_image_comp_t * l_img_comp = l_image->comps + i;
10192 OPJ_UINT32 l_size_comp,l_width,l_height,l_offset_x,l_offset_y, l_image_width,l_stride,l_tile_offset;
10194 opj_get_tile_dimensions(l_image,
10206 l_src_ptr = l_img_comp->data + l_tile_offset;
10208 switch (l_size_comp) {
10211 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
10212 if (l_img_comp->sgnd) {
10213 for (j=0;j<l_height;++j) {
10214 for (k=0;k<l_width;++k) {
10215 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
10219 l_src_ptr += l_stride;
10223 for (j=0;j<l_height;++j) {
10224 for (k=0;k<l_width;++k) {
10225 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr)&0xff);
10229 l_src_ptr += l_stride;
10233 p_data = (OPJ_BYTE*) l_dest_ptr;
10238 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
10239 if (l_img_comp->sgnd) {
10240 for (j=0;j<l_height;++j) {
10241 for (k=0;k<l_width;++k) {
10242 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
10244 l_src_ptr += l_stride;
10248 for (j=0;j<l_height;++j) {
10249 for (k=0;k<l_width;++k) {
10250 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
10252 l_src_ptr += l_stride;
10256 p_data = (OPJ_BYTE*) l_dest_ptr;
10261 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
10262 for (j=0;j<l_height;++j) {
10263 for (k=0;k<l_width;++k) {
10264 *(l_dest_ptr++) = *(l_src_ptr++);
10266 l_src_ptr += l_stride;
10269 p_data = (OPJ_BYTE*) l_dest_ptr;
10276 OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
10277 opj_stream_private_t *p_stream,
10278 opj_event_mgr_t * p_manager )
10280 OPJ_UINT32 l_nb_bytes_written;
10281 OPJ_BYTE * l_current_data = 00;
10282 OPJ_UINT32 l_tile_size = 0;
10283 OPJ_UINT32 l_available_data;
10285 /* preconditions */
10286 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10288 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
10289 l_available_data = l_tile_size;
10290 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
10292 l_nb_bytes_written = 0;
10293 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10296 l_current_data += l_nb_bytes_written;
10297 l_available_data -= l_nb_bytes_written;
10299 l_nb_bytes_written = 0;
10300 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10304 l_available_data -= l_nb_bytes_written;
10305 l_nb_bytes_written = l_tile_size - l_available_data;
10307 if ( opj_stream_write_data( p_stream,
10308 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
10309 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
10313 ++p_j2k->m_current_tile_number;
10318 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
10320 /* preconditions */
10321 assert(p_j2k != 00);
10323 /* DEVELOPER CORNER, insert your custom procedures */
10324 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
10326 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10327 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
10330 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
10331 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
10332 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
10335 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
10337 /* preconditions */
10338 assert(p_j2k != 00);
10340 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
10341 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
10343 /* DEVELOPER CORNER, add your custom validation procedure */
10344 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
10347 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
10349 /* preconditions */
10350 assert(p_j2k != 00);
10352 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
10353 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
10354 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
10355 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
10356 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
10358 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10359 /* No need for COC or QCC, QCD and COD are used
10360 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc );
10361 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc );
10363 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
10365 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
10366 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
10370 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
10372 if (p_j2k->m_cp.comment != 00) {
10373 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
10376 /* DEVELOPER CORNER, insert your custom procedures */
10377 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
10378 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
10380 /* End of Developer Corner */
10382 if (p_j2k->cstr_index) {
10383 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
10386 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
10387 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
10390 OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
10392 OPJ_UINT32 * p_data_written,
10393 OPJ_UINT32 p_total_data_size,
10394 opj_stream_private_t *p_stream,
10395 struct opj_event_mgr * p_manager )
10397 OPJ_UINT32 l_nb_bytes_written = 0;
10398 OPJ_UINT32 l_current_nb_bytes_written;
10399 OPJ_BYTE * l_begin_data = 00;
10401 opj_tcd_t * l_tcd = 00;
10402 opj_cp_t * l_cp = 00;
10404 l_tcd = p_j2k->m_tcd;
10405 l_cp = &(p_j2k->m_cp);
10407 l_tcd->cur_pino = 0;
10409 /*Get number of tile parts*/
10410 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10415 l_current_nb_bytes_written = 0;
10416 l_begin_data = p_data;
10417 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
10422 l_nb_bytes_written += l_current_nb_bytes_written;
10423 p_data += l_current_nb_bytes_written;
10424 p_total_data_size -= l_current_nb_bytes_written;
10426 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
10428 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
10429 l_current_nb_bytes_written = 0;
10430 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10431 l_nb_bytes_written += l_current_nb_bytes_written;
10432 p_data += l_current_nb_bytes_written;
10433 p_total_data_size -= l_current_nb_bytes_written;
10435 l_current_nb_bytes_written = 0;
10436 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10437 l_nb_bytes_written += l_current_nb_bytes_written;
10438 p_data += l_current_nb_bytes_written;
10439 p_total_data_size -= l_current_nb_bytes_written;
10443 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
10444 l_current_nb_bytes_written = 0;
10445 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
10446 l_nb_bytes_written += l_current_nb_bytes_written;
10447 p_data += l_current_nb_bytes_written;
10448 p_total_data_size -= l_current_nb_bytes_written;
10452 l_current_nb_bytes_written = 0;
10453 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10457 l_nb_bytes_written += l_current_nb_bytes_written;
10458 * p_data_written = l_nb_bytes_written;
10460 /* Writing Psot in SOT marker */
10461 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
10463 if (OPJ_IS_CINEMA(l_cp->rsiz)){
10464 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
10470 OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
10472 OPJ_UINT32 * p_data_written,
10473 OPJ_UINT32 p_total_data_size,
10474 opj_stream_private_t *p_stream,
10475 struct opj_event_mgr * p_manager
10478 OPJ_UINT32 tilepartno=0;
10479 OPJ_UINT32 l_nb_bytes_written = 0;
10480 OPJ_UINT32 l_current_nb_bytes_written;
10481 OPJ_UINT32 l_part_tile_size;
10482 OPJ_UINT32 tot_num_tp;
10485 OPJ_BYTE * l_begin_data;
10486 opj_tcp_t *l_tcp = 00;
10487 opj_tcd_t * l_tcd = 00;
10488 opj_cp_t * l_cp = 00;
10490 l_tcd = p_j2k->m_tcd;
10491 l_cp = &(p_j2k->m_cp);
10492 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
10494 /*Get number of tile parts*/
10495 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
10497 /* start writing remaining tile parts */
10498 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10499 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
10500 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10501 l_current_nb_bytes_written = 0;
10502 l_part_tile_size = 0;
10503 l_begin_data = p_data;
10505 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10509 l_nb_bytes_written += l_current_nb_bytes_written;
10510 p_data += l_current_nb_bytes_written;
10511 p_total_data_size -= l_current_nb_bytes_written;
10512 l_part_tile_size += l_current_nb_bytes_written;
10514 l_current_nb_bytes_written = 0;
10515 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10519 p_data += l_current_nb_bytes_written;
10520 l_nb_bytes_written += l_current_nb_bytes_written;
10521 p_total_data_size -= l_current_nb_bytes_written;
10522 l_part_tile_size += l_current_nb_bytes_written;
10524 /* Writing Psot in SOT marker */
10525 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10527 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10528 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10531 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10534 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
10535 l_tcd->cur_pino = pino;
10537 /*Get number of tile parts*/
10538 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
10539 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
10540 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10541 l_current_nb_bytes_written = 0;
10542 l_part_tile_size = 0;
10543 l_begin_data = p_data;
10545 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10549 l_nb_bytes_written += l_current_nb_bytes_written;
10550 p_data += l_current_nb_bytes_written;
10551 p_total_data_size -= l_current_nb_bytes_written;
10552 l_part_tile_size += l_current_nb_bytes_written;
10554 l_current_nb_bytes_written = 0;
10556 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10560 l_nb_bytes_written += l_current_nb_bytes_written;
10561 p_data += l_current_nb_bytes_written;
10562 p_total_data_size -= l_current_nb_bytes_written;
10563 l_part_tile_size += l_current_nb_bytes_written;
10565 /* Writing Psot in SOT marker */
10566 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10568 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10569 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10572 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10576 *p_data_written = l_nb_bytes_written;
10581 OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
10582 struct opj_stream_private *p_stream,
10583 struct opj_event_mgr * p_manager )
10585 OPJ_UINT32 l_tlm_size;
10586 OPJ_OFF_T l_tlm_position, l_current_position;
10588 /* preconditions */
10589 assert(p_j2k != 00);
10590 assert(p_manager != 00);
10591 assert(p_stream != 00);
10593 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
10594 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
10595 l_current_position = opj_stream_tell(p_stream);
10597 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
10601 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) {
10605 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
10612 OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
10613 struct opj_stream_private *p_stream,
10614 struct opj_event_mgr * p_manager )
10616 /* preconditions */
10617 assert(p_j2k != 00);
10618 assert(p_manager != 00);
10619 assert(p_stream != 00);
10621 opj_tcd_destroy(p_j2k->m_tcd);
10624 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
10625 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
10626 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
10627 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
10630 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
10631 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10632 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
10635 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
10641 * Destroys the memory associated with the decoding of headers.
10643 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
10644 opj_stream_private_t *p_stream,
10645 opj_event_mgr_t * p_manager
10648 /* preconditions */
10649 assert(p_j2k != 00);
10650 assert(p_stream != 00);
10651 assert(p_manager != 00);
10653 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
10654 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
10655 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
10658 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
10663 OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
10664 struct opj_stream_private *p_stream,
10665 struct opj_event_mgr * p_manager )
10667 opj_codestream_info_t * l_cstr_info = 00;
10669 /* preconditions */
10670 assert(p_j2k != 00);
10671 assert(p_manager != 00);
10672 assert(p_stream != 00);
10675 /* TODO mergeV2: check this part which use cstr_info */
10676 /*l_cstr_info = p_j2k->cstr_info;
10680 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));
10682 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
10683 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
10685 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
10687 l_cstr_info->tw = p_j2k->m_cp.tw;
10688 l_cstr_info->th = p_j2k->m_cp.th;
10690 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
10691 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
10692 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
10693 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
10695 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
10697 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
10699 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
10701 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
10702 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
10705 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
10707 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
10709 /*l_cstr_info->maxmarknum = 100;
10710 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
10711 l_cstr_info->marknum = 0;
10714 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);
10718 * Creates a tile-coder decoder.
10720 * @param p_stream the stream to write data to.
10721 * @param p_j2k J2K codec.
10722 * @param p_manager the user event manager.
10724 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
10725 opj_stream_private_t *p_stream,
10726 opj_event_mgr_t * p_manager
10729 /* preconditions */
10730 assert(p_j2k != 00);
10731 assert(p_manager != 00);
10732 assert(p_stream != 00);
10734 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
10736 if (! p_j2k->m_tcd) {
10737 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
10741 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
10742 opj_tcd_destroy(p_j2k->m_tcd);
10750 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
10751 OPJ_UINT32 p_tile_index,
10753 OPJ_UINT32 p_data_size,
10754 opj_stream_private_t *p_stream,
10755 opj_event_mgr_t * p_manager )
10757 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
10758 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
10763 /* Allocate data */
10764 for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) {
10765 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
10767 if(! opj_alloc_tile_component_data(l_tilec)) {
10768 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." );
10773 /* now copy data into the the tile component */
10774 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
10775 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
10778 if (! opj_j2k_post_write_tile(p_j2k,p_stream,p_manager)) {
10779 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);