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 a PPT marker (Packed packet headers, tile-part header)
785 * @param p_header_data the data contained in the PPT box.
786 * @param p_j2k the jpeg2000 codec.
787 * @param p_header_size the size of the data contained in the PPT marker.
788 * @param p_manager the user event manager.
790 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
791 OPJ_BYTE * p_header_data,
792 OPJ_UINT32 p_header_size,
793 opj_event_mgr_t * p_manager );
795 * Writes the SOD marker (Start of data)
797 * @param p_j2k J2K codec.
798 * @param p_tile_coder FIXME DOC
799 * @param p_data FIXME DOC
800 * @param p_data_written FIXME DOC
801 * @param p_total_data_size FIXME DOC
802 * @param p_stream the stream to write data to.
803 * @param p_manager the user event manager.
805 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
806 opj_tcd_t * p_tile_coder,
808 OPJ_UINT32 * p_data_written,
809 OPJ_UINT32 p_total_data_size,
810 const opj_stream_private_t *p_stream,
811 opj_event_mgr_t * p_manager );
814 * Reads a SOD marker (Start Of Data)
816 * @param p_j2k the jpeg2000 codec.
817 * @param p_stream FIXME DOC
818 * @param p_manager the user event manager.
820 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
821 opj_stream_private_t *p_stream,
822 opj_event_mgr_t * p_manager );
824 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
826 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
827 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
829 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
830 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
834 * Writes the RGN marker (Region Of Interest)
836 * @param p_tile_no the tile to output
837 * @param p_comp_no the component to output
838 * @param nb_comps the number of components
839 * @param p_stream the stream to write data to.
840 * @param p_j2k J2K codec.
841 * @param p_manager the user event manager.
843 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
844 OPJ_UINT32 p_tile_no,
845 OPJ_UINT32 p_comp_no,
847 opj_stream_private_t *p_stream,
848 opj_event_mgr_t * p_manager );
851 * Reads a RGN marker (Region Of Interest)
853 * @param p_header_data the data contained in the POC box.
854 * @param p_j2k the jpeg2000 codec.
855 * @param p_header_size the size of the data contained in the POC marker.
856 * @param p_manager the user event manager.
858 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
859 OPJ_BYTE * p_header_data,
860 OPJ_UINT32 p_header_size,
861 opj_event_mgr_t * p_manager );
864 * Writes the EOC marker (End of Codestream)
866 * @param p_stream the stream to write data to.
867 * @param p_j2k J2K codec.
868 * @param p_manager the user event manager.
870 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
871 opj_stream_private_t *p_stream,
872 opj_event_mgr_t * p_manager );
876 * Reads a EOC marker (End Of Codestream)
878 * @param p_j2k the jpeg2000 codec.
879 * @param p_stream FIXME DOC
880 * @param p_manager the user event manager.
882 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
883 opj_stream_private_t *p_stream,
884 opj_event_mgr_t * p_manager );
888 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
890 * @param p_stream the stream to write data to.
891 * @param p_j2k J2K codec.
892 * @param p_manager the user event manager.
894 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
895 opj_stream_private_t *p_stream,
896 opj_event_mgr_t * p_manager );
901 * @param p_stream the stream to write data to.
902 * @param p_j2k J2K codec.
903 * @param p_manager the user event manager.
905 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
906 opj_stream_private_t *p_stream,
907 opj_event_mgr_t * p_manager );
910 Add main header marker information
911 @param cstr_index Codestream information structure
912 @param type marker type
913 @param pos byte offset of marker segment
914 @param len length of marker segment
916 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
918 Add tile header marker information
919 @param tileno tile index number
920 @param cstr_index Codestream information structure
921 @param type marker type
922 @param pos byte offset of marker segment
923 @param len length of marker segment
925 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);
928 * Reads an unknown marker
930 * @param p_j2k the jpeg2000 codec.
931 * @param p_stream the stream object to read from.
932 * @param output_marker FIXME DOC
933 * @param p_manager the user event manager.
935 * @return true if the marker could be deduced.
937 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
938 opj_stream_private_t *p_stream,
939 OPJ_UINT32 *output_marker,
940 opj_event_mgr_t * p_manager );
943 * Writes the MCT marker (Multiple Component Transform)
945 * @param p_j2k J2K codec.
946 * @param p_mct_record FIXME DOC
947 * @param p_stream the stream to write data to.
948 * @param p_manager the user event manager.
950 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
951 opj_mct_data_t * p_mct_record,
952 opj_stream_private_t *p_stream,
953 opj_event_mgr_t * p_manager );
956 * Reads a MCT marker (Multiple Component Transform)
958 * @param p_header_data the data contained in the MCT box.
959 * @param p_j2k the jpeg2000 codec.
960 * @param p_header_size the size of the data contained in the MCT marker.
961 * @param p_manager the user event manager.
963 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
964 OPJ_BYTE * p_header_data,
965 OPJ_UINT32 p_header_size,
966 opj_event_mgr_t * p_manager );
969 * Writes the MCC marker (Multiple Component Collection)
971 * @param p_j2k J2K codec.
972 * @param p_mcc_record FIXME DOC
973 * @param p_stream the stream to write data to.
974 * @param p_manager the user event manager.
976 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
977 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
978 opj_stream_private_t *p_stream,
979 opj_event_mgr_t * p_manager );
982 * Reads a MCC marker (Multiple Component Collection)
984 * @param p_header_data the data contained in the MCC box.
985 * @param p_j2k the jpeg2000 codec.
986 * @param p_header_size the size of the data contained in the MCC marker.
987 * @param p_manager the user event manager.
989 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
990 OPJ_BYTE * p_header_data,
991 OPJ_UINT32 p_header_size,
992 opj_event_mgr_t * p_manager );
995 * Writes the MCO marker (Multiple component transformation ordering)
997 * @param p_stream the stream to write data to.
998 * @param p_j2k J2K codec.
999 * @param p_manager the user event manager.
1001 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
1002 opj_stream_private_t *p_stream,
1003 opj_event_mgr_t * p_manager );
1006 * Reads a MCO marker (Multiple Component Transform Ordering)
1008 * @param p_header_data the data contained in the MCO box.
1009 * @param p_j2k the jpeg2000 codec.
1010 * @param p_header_size the size of the data contained in the MCO marker.
1011 * @param p_manager the user event manager.
1013 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
1014 OPJ_BYTE * p_header_data,
1015 OPJ_UINT32 p_header_size,
1016 opj_event_mgr_t * p_manager );
1018 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
1020 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1021 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1022 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1023 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1025 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1026 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1027 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1028 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1030 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1031 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1032 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1033 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1036 * Ends the encoding, i.e. frees memory.
1038 * @param p_stream the stream to write data to.
1039 * @param p_j2k J2K codec.
1040 * @param p_manager the user event manager.
1042 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1043 opj_stream_private_t *p_stream,
1044 opj_event_mgr_t * p_manager );
1047 * Writes the CBD marker (Component bit depth definition)
1049 * @param p_stream the stream to write data to.
1050 * @param p_j2k J2K codec.
1051 * @param p_manager the user event manager.
1053 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1054 opj_stream_private_t *p_stream,
1055 opj_event_mgr_t * p_manager );
1058 * Reads a CBD marker (Component bit depth definition)
1059 * @param p_header_data the data contained in the CBD box.
1060 * @param p_j2k the jpeg2000 codec.
1061 * @param p_header_size the size of the data contained in the CBD marker.
1062 * @param p_manager the user event manager.
1064 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1065 OPJ_BYTE * p_header_data,
1066 OPJ_UINT32 p_header_size,
1067 opj_event_mgr_t * p_manager);
1071 * Writes COC marker for each component.
1073 * @param p_stream the stream to write data to.
1074 * @param p_j2k J2K codec.
1075 * @param p_manager the user event manager.
1077 static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k,
1078 opj_stream_private_t *p_stream,
1079 opj_event_mgr_t * p_manager );
1084 * Writes QCC marker for each component.
1086 * @param p_stream the stream to write data to.
1087 * @param p_j2k J2K codec.
1088 * @param p_manager the user event manager.
1090 static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k,
1091 opj_stream_private_t *p_stream,
1092 opj_event_mgr_t * p_manager );
1096 * Writes regions of interests.
1098 * @param p_stream the stream to write data to.
1099 * @param p_j2k J2K codec.
1100 * @param p_manager the user event manager.
1102 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1103 opj_stream_private_t *p_stream,
1104 opj_event_mgr_t * p_manager );
1109 * @param p_stream the stream to write data to.
1110 * @param p_j2k J2K codec.
1111 * @param p_manager the user event manager.
1113 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1114 opj_stream_private_t *p_stream,
1115 opj_event_mgr_t * p_manager );
1118 * Checks the progression order changes values. Tells of the poc given as input are valid.
1119 * A nice message is outputted at errors.
1121 * @param p_pocs the progression order changes.
1122 * @param p_nb_pocs the number of progression order changes.
1123 * @param p_nb_resolutions the number of resolutions.
1124 * @param numcomps the number of components
1125 * @param numlayers the number of layers.
1126 * @param p_manager the user event manager.
1128 * @return true if the pocs are valid.
1130 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1131 OPJ_UINT32 p_nb_pocs,
1132 OPJ_UINT32 p_nb_resolutions,
1133 OPJ_UINT32 numcomps,
1134 OPJ_UINT32 numlayers,
1135 opj_event_mgr_t * p_manager);
1138 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1140 * @param cp the coding parameters.
1141 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1142 * @param tileno the given tile.
1144 * @return the number of tile parts.
1146 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1149 * Calculates the total number of tile parts needed by the encoder to
1150 * encode such an image. If not enough memory is available, then the function return false.
1152 * @param p_nb_tiles pointer that will hold the number of tile parts.
1153 * @param cp the coding parameters for the image.
1154 * @param image the image to encode.
1155 * @param p_j2k the p_j2k encoder.
1156 * @param p_manager the user event manager.
1158 * @return true if the function was successful, false else.
1160 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1162 OPJ_UINT32 * p_nb_tiles,
1164 opj_event_mgr_t * p_manager);
1166 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1168 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1170 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1172 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1174 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1176 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1178 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager);
1180 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager);
1186 /* ----------------------------------------------------------------------- */
1187 typedef struct j2k_prog_order{
1188 OPJ_PROG_ORDER enum_prog;
1192 j2k_prog_order_t j2k_prog_order_list[] = {
1198 {(OPJ_PROG_ORDER)-1, ""}
1204 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1212 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1214 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1216 opj_j2k_read_int16_to_float,
1217 opj_j2k_read_int32_to_float,
1218 opj_j2k_read_float32_to_float,
1219 opj_j2k_read_float64_to_float
1222 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1224 opj_j2k_read_int16_to_int32,
1225 opj_j2k_read_int32_to_int32,
1226 opj_j2k_read_float32_to_int32,
1227 opj_j2k_read_float64_to_int32
1230 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1232 opj_j2k_write_float_to_int16,
1233 opj_j2k_write_float_to_int32,
1234 opj_j2k_write_float_to_float,
1235 opj_j2k_write_float_to_float64
1238 typedef struct opj_dec_memory_marker_handler
1242 /** value of the state when the marker can appear */
1244 /** action linked to the marker */
1245 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1246 OPJ_BYTE * p_header_data,
1247 OPJ_UINT32 p_header_size,
1248 opj_event_mgr_t * p_manager );
1250 opj_dec_memory_marker_handler_t;
1252 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1254 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1255 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1256 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1257 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1258 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1259 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1260 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1261 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1262 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1263 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1264 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1265 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1266 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1268 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1269 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1270 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1271 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1272 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1273 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1275 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1276 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1277 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1278 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1279 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1281 #endif /* USE_JPWL */
1283 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1284 {J2K_MS_INSEC, 0, j2k_read_insec}
1285 #endif /* USE_JPSEC */
1286 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1289 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1291 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1292 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1296 for (i=0;i<p_nb_elem;++i) {
1297 opj_read_bytes(l_src_data,&l_temp,2);
1299 l_src_data+=sizeof(OPJ_INT16);
1301 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1305 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1307 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1308 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1312 for (i=0;i<p_nb_elem;++i) {
1313 opj_read_bytes(l_src_data,&l_temp,4);
1315 l_src_data+=sizeof(OPJ_INT32);
1317 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1321 void opj_j2k_read_float32_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_float(l_src_data,&l_temp);
1331 l_src_data+=sizeof(OPJ_FLOAT32);
1333 *(l_dest_data++) = l_temp;
1337 void opj_j2k_read_float64_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_double(l_src_data,&l_temp);
1347 l_src_data+=sizeof(OPJ_FLOAT64);
1349 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1353 void opj_j2k_read_int16_to_int32 (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_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1360 for (i=0;i<p_nb_elem;++i) {
1361 opj_read_bytes(l_src_data,&l_temp,2);
1363 l_src_data+=sizeof(OPJ_INT16);
1365 *(l_dest_data++) = (OPJ_INT32) l_temp;
1369 void opj_j2k_read_int32_to_int32 (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_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1376 for (i=0;i<p_nb_elem;++i) {
1377 opj_read_bytes(l_src_data,&l_temp,4);
1379 l_src_data+=sizeof(OPJ_INT32);
1381 *(l_dest_data++) = (OPJ_INT32) l_temp;
1385 void opj_j2k_read_float32_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_float(l_src_data,&l_temp);
1395 l_src_data+=sizeof(OPJ_FLOAT32);
1397 *(l_dest_data++) = (OPJ_INT32) l_temp;
1401 void opj_j2k_read_float64_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_double(l_src_data,&l_temp);
1411 l_src_data+=sizeof(OPJ_FLOAT64);
1413 *(l_dest_data++) = (OPJ_INT32) l_temp;
1417 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1419 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1420 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1424 for (i=0;i<p_nb_elem;++i) {
1425 l_temp = (OPJ_UINT32) *(l_src_data++);
1427 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1429 l_dest_data+=sizeof(OPJ_INT16);
1433 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1435 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1436 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1440 for (i=0;i<p_nb_elem;++i) {
1441 l_temp = (OPJ_UINT32) *(l_src_data++);
1443 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1445 l_dest_data+=sizeof(OPJ_INT32);
1449 void opj_j2k_write_float_to_float (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_FLOAT32) *(l_src_data++);
1459 opj_write_float(l_dest_data,l_temp);
1461 l_dest_data+=sizeof(OPJ_FLOAT32);
1465 void opj_j2k_write_float_to_float64 (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_FLOAT64) *(l_src_data++);
1475 opj_write_double(l_dest_data,l_temp);
1477 l_dest_data+=sizeof(OPJ_FLOAT64);
1481 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1482 j2k_prog_order_t *po;
1483 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1484 if(po->enum_prog == prg_order){
1485 return po->str_prog;
1488 return po->str_prog;
1491 OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1492 OPJ_UINT32 p_nb_pocs,
1493 OPJ_UINT32 p_nb_resolutions,
1494 OPJ_UINT32 p_num_comps,
1495 OPJ_UINT32 p_num_layers,
1496 opj_event_mgr_t * p_manager)
1498 OPJ_UINT32* packet_array;
1499 OPJ_UINT32 index , resno, compno, layno;
1501 OPJ_UINT32 step_c = 1;
1502 OPJ_UINT32 step_r = p_num_comps * step_c;
1503 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1504 OPJ_BOOL loss = OPJ_FALSE;
1505 OPJ_UINT32 layno0 = 0;
1507 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1508 if (packet_array == 00) {
1509 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1513 if (p_nb_pocs == 0) {
1514 opj_free(packet_array);
1518 index = step_r * p_pocs->resno0;
1519 /* take each resolution for each poc */
1520 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1522 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1524 /* take each comp of each resolution for each poc */
1525 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1526 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1528 /* and finally take each layer of each res of ... */
1529 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1530 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1531 packet_array[comp_index] = 1;
1532 comp_index += step_l;
1535 res_index += step_c;
1542 /* iterate through all the pocs */
1543 for (i = 1; i < p_nb_pocs ; ++i) {
1544 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1546 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1547 index = step_r * p_pocs->resno0;
1549 /* take each resolution for each poc */
1550 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1551 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1553 /* take each comp of each resolution for each poc */
1554 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1555 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1557 /* and finally take each layer of each res of ... */
1558 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1559 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1560 packet_array[comp_index] = 1;
1561 comp_index += step_l;
1564 res_index += step_c;
1574 for (layno = 0; layno < p_num_layers ; ++layno) {
1575 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1576 for (compno = 0; compno < p_num_comps; ++compno) {
1577 loss |= (packet_array[index]!=1);
1578 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1585 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1588 opj_free(packet_array);
1593 /* ----------------------------------------------------------------------- */
1595 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1597 const OPJ_CHAR *prog = 00;
1599 OPJ_UINT32 tpnum = 1;
1600 opj_tcp_t *tcp = 00;
1601 opj_poc_t * l_current_poc = 00;
1604 assert(tileno < (cp->tw * cp->th));
1605 assert(pino < (cp->tcps[tileno].numpocs + 1));
1607 /* get the given tile coding parameter */
1608 tcp = &cp->tcps[tileno];
1611 l_current_poc = &(tcp->pocs[pino]);
1612 assert(l_current_poc != 0);
1614 /* get the progression order as a character string */
1615 prog = opj_j2k_convert_progression_order(tcp->prg);
1616 assert(strlen(prog) > 0);
1618 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1622 /* component wise */
1624 tpnum *= l_current_poc->compE;
1626 /* resolution wise */
1628 tpnum *= l_current_poc->resE;
1632 tpnum *= l_current_poc->prcE;
1636 tpnum *= l_current_poc->layE;
1639 /* whould we split here ? */
1640 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1641 cp->m_specific_param.m_enc.m_tp_pos=i;
1653 OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1655 OPJ_UINT32 * p_nb_tiles,
1657 opj_event_mgr_t * p_manager
1660 OPJ_UINT32 pino,tileno;
1661 OPJ_UINT32 l_nb_tiles;
1665 assert(p_nb_tiles != 00);
1667 assert(image != 00);
1668 assert(p_j2k != 00);
1669 assert(p_manager != 00);
1671 l_nb_tiles = cp->tw * cp->th;
1676 /* TODO mergeV2: check this part which use cstr_info */
1677 /*if (p_j2k->cstr_info) {
1678 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1680 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1681 OPJ_UINT32 cur_totnum_tp = 0;
1683 opj_pi_update_encoding_parameters(image,cp,tileno);
1685 for (pino = 0; pino <= tcp->numpocs; ++pino)
1687 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1689 *p_nb_tiles = *p_nb_tiles + tp_num;
1691 cur_totnum_tp += tp_num;
1694 tcp->m_nb_tile_parts = cur_totnum_tp;
1696 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1697 if (l_info_tile_ptr->tp == 00) {
1701 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1703 l_info_tile_ptr->num_tps = cur_totnum_tp;
1710 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1711 OPJ_UINT32 cur_totnum_tp = 0;
1713 opj_pi_update_encoding_parameters(image,cp,tileno);
1715 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1716 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1718 *p_nb_tiles = *p_nb_tiles + tp_num;
1720 cur_totnum_tp += tp_num;
1722 tcp->m_nb_tile_parts = cur_totnum_tp;
1731 OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1732 opj_stream_private_t *p_stream,
1733 opj_event_mgr_t * p_manager )
1735 /* 2 bytes will be written */
1736 OPJ_BYTE * l_start_stream = 00;
1739 assert(p_stream != 00);
1740 assert(p_j2k != 00);
1741 assert(p_manager != 00);
1743 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1745 /* write SOC identifier */
1746 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1748 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1754 /* update markers struct */
1756 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1758 assert( 0 && "TODO" );
1759 #endif /* USE_JPWL */
1766 * Reads a SOC marker (Start of Codestream)
1767 * @param p_j2k the jpeg2000 file codec.
1768 * @param p_stream FIXME DOC
1769 * @param p_manager the user event manager.
1771 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1772 opj_stream_private_t *p_stream,
1773 opj_event_mgr_t * p_manager
1776 OPJ_BYTE l_data [2];
1777 OPJ_UINT32 l_marker;
1780 assert(p_j2k != 00);
1781 assert(p_manager != 00);
1782 assert(p_stream != 00);
1784 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1788 opj_read_bytes(l_data,&l_marker,2);
1789 if (l_marker != J2K_MS_SOC) {
1793 /* Next marker should be a SIZ marker in the main header */
1794 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1796 /* FIXME move it in a index structure included in p_j2k*/
1797 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1799 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1801 /* Add the marker to the codestream index*/
1802 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1803 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1809 OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1810 opj_stream_private_t *p_stream,
1811 opj_event_mgr_t * p_manager )
1814 OPJ_UINT32 l_size_len;
1815 OPJ_BYTE * l_current_ptr;
1816 opj_image_t * l_image = 00;
1818 opj_image_comp_t * l_img_comp = 00;
1821 assert(p_stream != 00);
1822 assert(p_j2k != 00);
1823 assert(p_manager != 00);
1825 l_image = p_j2k->m_private_image;
1826 cp = &(p_j2k->m_cp);
1827 l_size_len = 40 + 3 * l_image->numcomps;
1828 l_img_comp = l_image->comps;
1830 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1832 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1833 if (! new_header_tile_data) {
1834 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1835 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1836 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1837 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1840 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1841 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1844 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1846 /* write SOC identifier */
1847 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1850 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1853 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1856 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1859 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1862 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1865 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1868 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1871 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1874 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1877 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1880 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1883 for (i = 0; i < l_image->numcomps; ++i) {
1884 /* TODO here with MCT ? */
1885 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1888 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1891 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1897 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) {
1905 * Reads a SIZ marker (image and tile size)
1906 * @param p_j2k the jpeg2000 file codec.
1907 * @param p_header_data the data contained in the SIZ box.
1908 * @param p_header_size the size of the data contained in the SIZ marker.
1909 * @param p_manager the user event manager.
1911 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1912 OPJ_BYTE * p_header_data,
1913 OPJ_UINT32 p_header_size,
1914 opj_event_mgr_t * p_manager
1918 OPJ_UINT32 l_nb_comp;
1919 OPJ_UINT32 l_nb_comp_remain;
1920 OPJ_UINT32 l_remaining_size;
1921 OPJ_UINT32 l_nb_tiles;
1922 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
1923 opj_image_t *l_image = 00;
1924 opj_cp_t *l_cp = 00;
1925 opj_image_comp_t * l_img_comp = 00;
1926 opj_tcp_t * l_current_tile_param = 00;
1929 assert(p_j2k != 00);
1930 assert(p_manager != 00);
1931 assert(p_header_data != 00);
1933 l_image = p_j2k->m_private_image;
1934 l_cp = &(p_j2k->m_cp);
1936 /* minimum size == 39 - 3 (= minimum component parameter) */
1937 if (p_header_size < 36) {
1938 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1942 l_remaining_size = p_header_size - 36;
1943 l_nb_comp = l_remaining_size / 3;
1944 l_nb_comp_remain = l_remaining_size % 3;
1945 if (l_nb_comp_remain != 0){
1946 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1950 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1952 l_cp->rsiz = (OPJ_UINT16) l_tmp;
1953 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1955 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1957 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1959 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1961 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1963 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1965 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1967 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
1969 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
1972 l_image->numcomps = (OPJ_UINT16) l_tmp;
1974 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
1978 if (l_image->numcomps != l_nb_comp) {
1979 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);
1983 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
1984 /* testcase issue427-null-image-size.jp2 */
1985 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
1986 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);
1989 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
1990 if (!(l_cp->tdx * l_cp->tdy)) {
1991 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);
1995 /* testcase 1610.pdf.SIGSEGV.59c.681 */
1996 if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) {
1997 opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2001 /* testcase issue427-illegal-tile-offset.jp2 */
2002 l_tx1 = l_cp->tx0 + l_cp->tdx;
2003 if (l_tx1 < l_cp->tx0) { /* manage overflow */
2004 l_tx1 = 0xFFFFFFFFU;
2006 l_ty1 = l_cp->ty0 + l_cp->tdy;
2007 if (l_ty1 < l_cp->ty0) { /* manage overflow */
2008 l_ty1 = 0xFFFFFFFFU;
2010 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) || (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0) ) {
2011 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: illegal tile offset\n");
2016 if (l_cp->correct) {
2017 /* if JPWL is on, we check whether TX errors have damaged
2018 too much the SIZ parameters */
2019 if (!(l_image->x1 * l_image->y1)) {
2020 opj_event_msg(p_manager, EVT_ERROR,
2021 "JPWL: bad image size (%d x %d)\n",
2022 l_image->x1, l_image->y1);
2023 if (!JPWL_ASSUME || JPWL_ASSUME) {
2024 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2029 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2030 if (l_image->numcomps != ((len - 38) / 3)) {
2031 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2032 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2033 l_image->numcomps, ((len - 38) / 3));
2035 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2038 */ /* we try to correct */
2039 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2040 if (l_image->numcomps < ((len - 38) / 3)) {
2041 len = 38 + 3 * l_image->numcomps;
2042 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2045 l_image->numcomps = ((len - 38) / 3);
2046 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2052 /* update components number in the jpwl_exp_comps filed */
2053 l_cp->exp_comps = l_image->numcomps;
2055 #endif /* USE_JPWL */
2057 /* Allocate the resulting image components */
2058 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
2059 if (l_image->comps == 00){
2060 l_image->numcomps = 0;
2061 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2065 l_img_comp = l_image->comps;
2067 /* Read the component information */
2068 for (i = 0; i < l_image->numcomps; ++i){
2070 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
2072 l_img_comp->prec = (tmp & 0x7f) + 1;
2073 l_img_comp->sgnd = tmp >> 7;
2074 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
2076 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2077 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2079 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2080 if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2081 l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
2082 opj_event_msg(p_manager, EVT_ERROR,
2083 "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
2084 i, l_img_comp->dx, l_img_comp->dy);
2089 if (l_cp->correct) {
2090 /* if JPWL is on, we check whether TX errors have damaged
2091 too much the SIZ parameters, again */
2092 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2093 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2094 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2095 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2097 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2100 /* we try to correct */
2101 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2102 if (!l_image->comps[i].dx) {
2103 l_image->comps[i].dx = 1;
2104 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2105 i, l_image->comps[i].dx);
2107 if (!l_image->comps[i].dy) {
2108 l_image->comps[i].dy = 1;
2109 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2110 i, l_image->comps[i].dy);
2114 #endif /* USE_JPWL */
2115 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2116 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2120 /* Compute the number of tiles */
2121 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2122 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2124 /* Check that the number of tiles is valid */
2125 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2126 opj_event_msg( p_manager, EVT_ERROR,
2127 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2128 l_cp->tw, l_cp->th);
2131 l_nb_tiles = l_cp->tw * l_cp->th;
2133 /* Define the tiles which will be decoded */
2134 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2135 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;
2136 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;
2137 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);
2138 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);
2141 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2142 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2143 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2144 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2148 if (l_cp->correct) {
2149 /* if JPWL is on, we check whether TX errors have damaged
2150 too much the SIZ parameters */
2151 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2152 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2153 "JPWL: bad number of tiles (%d x %d)\n",
2154 l_cp->tw, l_cp->th);
2156 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2159 /* we try to correct */
2160 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2163 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2166 if (l_cp->tw > l_cp->max_tiles) {
2168 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2169 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2170 l_cp->max_tiles, l_cp->tw);
2174 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2177 if (l_cp->th > l_cp->max_tiles) {
2179 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2180 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2181 l_cp->max_tiles, l_cp->th);
2185 #endif /* USE_JPWL */
2187 /* memory allocations */
2188 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2189 if (l_cp->tcps == 00) {
2190 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2195 if (l_cp->correct) {
2197 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2198 "JPWL: could not alloc tcps field of cp\n");
2199 if (!JPWL_ASSUME || JPWL_ASSUME) {
2200 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2205 #endif /* USE_JPWL */
2207 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2208 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2209 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2210 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2214 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2215 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS ,sizeof(opj_mct_data_t));
2217 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2218 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2221 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2223 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2224 (opj_simple_mcc_decorrelation_data_t*)
2225 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS, sizeof(opj_simple_mcc_decorrelation_data_t));
2227 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2228 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2231 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2233 /* set up default dc level shift */
2234 for (i=0;i<l_image->numcomps;++i) {
2235 if (! l_image->comps[i].sgnd) {
2236 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2240 l_current_tile_param = l_cp->tcps;
2241 for (i = 0; i < l_nb_tiles; ++i) {
2242 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2243 if (l_current_tile_param->tccps == 00) {
2244 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2248 ++l_current_tile_param;
2251 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2252 opj_image_comp_header_update(l_image,l_cp);
2257 OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2258 opj_stream_private_t *p_stream,
2259 opj_event_mgr_t * p_manager
2262 OPJ_UINT32 l_comment_size;
2263 OPJ_UINT32 l_total_com_size;
2264 const OPJ_CHAR *l_comment;
2265 OPJ_BYTE * l_current_ptr = 00;
2268 assert(p_j2k != 00);
2269 assert(p_stream != 00);
2270 assert(p_manager != 00);
2272 l_comment = p_j2k->m_cp.comment;
2273 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2274 l_total_com_size = l_comment_size + 6;
2276 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2277 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);
2278 if (! new_header_tile_data) {
2279 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2280 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2281 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2282 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2285 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2286 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2289 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2291 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2294 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2297 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2300 memcpy( l_current_ptr,l_comment,l_comment_size);
2302 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) {
2310 * Reads a COM marker (comments)
2311 * @param p_j2k the jpeg2000 file codec.
2312 * @param p_header_data the data contained in the COM box.
2313 * @param p_header_size the size of the data contained in the COM marker.
2314 * @param p_manager the user event manager.
2316 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2317 OPJ_BYTE * p_header_data,
2318 OPJ_UINT32 p_header_size,
2319 opj_event_mgr_t * p_manager
2323 assert(p_j2k != 00);
2324 assert(p_manager != 00);
2325 assert(p_header_data != 00);
2326 (void)p_header_size;
2331 OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2332 opj_stream_private_t *p_stream,
2333 opj_event_mgr_t * p_manager )
2335 opj_cp_t *l_cp = 00;
2336 opj_tcp_t *l_tcp = 00;
2337 OPJ_UINT32 l_code_size,l_remaining_size;
2338 OPJ_BYTE * l_current_data = 00;
2341 assert(p_j2k != 00);
2342 assert(p_manager != 00);
2343 assert(p_stream != 00);
2345 l_cp = &(p_j2k->m_cp);
2346 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2347 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2348 l_remaining_size = l_code_size;
2350 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2351 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2352 if (! new_header_tile_data) {
2353 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2354 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2355 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2356 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2359 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2360 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2363 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2365 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2366 l_current_data += 2;
2368 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2369 l_current_data += 2;
2371 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2374 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2377 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2380 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2383 l_remaining_size -= 9;
2385 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2386 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2390 if (l_remaining_size != 0) {
2391 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2395 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) {
2403 * Reads a COD marker (Coding Styke defaults)
2404 * @param p_header_data the data contained in the COD box.
2405 * @param p_j2k the jpeg2000 codec.
2406 * @param p_header_size the size of the data contained in the COD marker.
2407 * @param p_manager the user event manager.
2409 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2410 OPJ_BYTE * p_header_data,
2411 OPJ_UINT32 p_header_size,
2412 opj_event_mgr_t * p_manager
2418 opj_cp_t *l_cp = 00;
2419 opj_tcp_t *l_tcp = 00;
2420 opj_image_t *l_image = 00;
2423 assert(p_header_data != 00);
2424 assert(p_j2k != 00);
2425 assert(p_manager != 00);
2427 l_image = p_j2k->m_private_image;
2428 l_cp = &(p_j2k->m_cp);
2430 /* If we are in the first tile-part header of the current tile */
2431 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2432 &l_cp->tcps[p_j2k->m_current_tile_number] :
2433 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2435 /* Only one COD per tile */
2437 opj_event_msg(p_manager, EVT_ERROR, "COD marker already read. No more than one COD marker per tile.\n");
2442 /* Make sure room is sufficient */
2443 if (p_header_size < 5) {
2444 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2448 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2450 /* Make sure we know how to decode this */
2451 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | J2K_CP_CSTY_EPH)) != 0U) {
2452 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2455 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2457 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2458 /* Make sure progression order is valid */
2459 if (l_tcp->prg > OPJ_CPRL ) {
2460 opj_event_msg(p_manager, EVT_ERROR, "Unknown progression order in COD marker\n");
2461 l_tcp->prg = OPJ_PROG_UNKNOWN;
2463 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2466 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2467 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of layers in COD marker : %d not in range [1-65535]\n", l_tcp->numlayers);
2471 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2472 if (l_cp->m_specific_param.m_dec.m_layer) {
2473 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2476 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2479 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2483 for (i = 0; i < l_image->numcomps; ++i) {
2484 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2487 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2488 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2492 if (p_header_size != 0) {
2493 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2497 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2498 opj_j2k_copy_tile_component_parameters(p_j2k);
2501 #ifdef WIP_REMOVE_MSD
2502 if (p_j2k->cstr_info) {
2503 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2504 p_j2k->cstr_info->prog = l_tcp->prg;
2505 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2506 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2507 for (i = 0; i < l_image->numcomps; ++i) {
2508 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2517 OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2518 OPJ_UINT32 p_comp_no,
2519 opj_stream_private_t *p_stream,
2520 opj_event_mgr_t * p_manager )
2522 OPJ_UINT32 l_coc_size,l_remaining_size;
2523 OPJ_UINT32 l_comp_room;
2526 assert(p_j2k != 00);
2527 assert(p_manager != 00);
2528 assert(p_stream != 00);
2530 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2532 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2534 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2535 OPJ_BYTE *new_header_tile_data;
2536 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2537 = (OPJ_BYTE*)opj_realloc(
2538 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2541 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2542 if (! new_header_tile_data) {
2543 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2544 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2545 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2546 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2549 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2550 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2553 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);
2555 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) {
2564 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2565 OPJ_UINT32 p_comp_no,
2567 OPJ_UINT32 * p_data_written,
2568 opj_event_mgr_t * p_manager
2571 opj_cp_t *l_cp = 00;
2572 opj_tcp_t *l_tcp = 00;
2573 OPJ_UINT32 l_coc_size,l_remaining_size;
2574 OPJ_BYTE * l_current_data = 00;
2575 opj_image_t *l_image = 00;
2576 OPJ_UINT32 l_comp_room;
2579 assert(p_j2k != 00);
2580 assert(p_manager != 00);
2582 l_cp = &(p_j2k->m_cp);
2583 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2584 l_image = p_j2k->m_private_image;
2585 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2587 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2588 l_remaining_size = l_coc_size;
2590 l_current_data = p_data;
2592 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2593 l_current_data += 2;
2595 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2596 l_current_data += 2;
2598 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2599 l_current_data+=l_comp_room;
2601 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2604 l_remaining_size -= (5 + l_comp_room);
2605 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2606 * p_data_written = l_coc_size;
2610 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2613 OPJ_UINT32 l_nb_comp;
2614 OPJ_UINT32 l_nb_tiles;
2615 OPJ_UINT32 l_max = 0;
2619 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2620 l_nb_comp = p_j2k->m_private_image->numcomps;
2622 for (i=0;i<l_nb_tiles;++i) {
2623 for (j=0;j<l_nb_comp;++j) {
2624 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2632 * Reads a COC marker (Coding Style Component)
2633 * @param p_header_data the data contained in the COC box.
2634 * @param p_j2k the jpeg2000 codec.
2635 * @param p_header_size the size of the data contained in the COC marker.
2636 * @param p_manager the user event manager.
2638 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2639 OPJ_BYTE * p_header_data,
2640 OPJ_UINT32 p_header_size,
2641 opj_event_mgr_t * p_manager
2644 opj_cp_t *l_cp = NULL;
2645 opj_tcp_t *l_tcp = NULL;
2646 opj_image_t *l_image = NULL;
2647 OPJ_UINT32 l_comp_room;
2648 OPJ_UINT32 l_comp_no;
2651 assert(p_header_data != 00);
2652 assert(p_j2k != 00);
2653 assert(p_manager != 00);
2655 l_cp = &(p_j2k->m_cp);
2656 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2657 &l_cp->tcps[p_j2k->m_current_tile_number] :
2658 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2659 l_image = p_j2k->m_private_image;
2661 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2663 /* make sure room is sufficient*/
2664 if (p_header_size < l_comp_room + 1) {
2665 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2668 p_header_size -= l_comp_room + 1;
2670 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2671 p_header_data += l_comp_room;
2672 if (l_comp_no >= l_image->numcomps) {
2673 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2677 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2680 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2681 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2685 if (p_header_size != 0) {
2686 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2692 OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2693 opj_stream_private_t *p_stream,
2694 opj_event_mgr_t * p_manager
2697 OPJ_UINT32 l_qcd_size,l_remaining_size;
2698 OPJ_BYTE * l_current_data = 00;
2701 assert(p_j2k != 00);
2702 assert(p_manager != 00);
2703 assert(p_stream != 00);
2705 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2706 l_remaining_size = l_qcd_size;
2708 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2709 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2710 if (! new_header_tile_data) {
2711 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2712 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2713 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2714 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2717 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2718 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2721 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2723 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2724 l_current_data += 2;
2726 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2727 l_current_data += 2;
2729 l_remaining_size -= 4;
2731 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2732 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2736 if (l_remaining_size != 0) {
2737 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2741 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) {
2749 * Reads a QCD marker (Quantization defaults)
2750 * @param p_header_data the data contained in the QCD box.
2751 * @param p_j2k the jpeg2000 codec.
2752 * @param p_header_size the size of the data contained in the QCD marker.
2753 * @param p_manager the user event manager.
2755 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2756 OPJ_BYTE * p_header_data,
2757 OPJ_UINT32 p_header_size,
2758 opj_event_mgr_t * p_manager
2762 assert(p_header_data != 00);
2763 assert(p_j2k != 00);
2764 assert(p_manager != 00);
2766 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2767 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2771 if (p_header_size != 0) {
2772 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2776 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2777 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2783 OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2784 OPJ_UINT32 p_comp_no,
2785 opj_stream_private_t *p_stream,
2786 opj_event_mgr_t * p_manager
2789 OPJ_UINT32 l_qcc_size,l_remaining_size;
2792 assert(p_j2k != 00);
2793 assert(p_manager != 00);
2794 assert(p_stream != 00);
2796 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2797 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1;
2798 l_remaining_size = l_qcc_size;
2800 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2801 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2802 if (! new_header_tile_data) {
2803 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2804 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2805 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2806 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2809 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2810 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2813 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);
2815 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) {
2824 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2825 OPJ_UINT32 p_comp_no,
2827 OPJ_UINT32 * p_data_written,
2828 opj_event_mgr_t * p_manager
2831 OPJ_UINT32 l_qcc_size,l_remaining_size;
2832 OPJ_BYTE * l_current_data = 00;
2835 assert(p_j2k != 00);
2836 assert(p_manager != 00);
2838 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2839 l_remaining_size = l_qcc_size;
2841 l_current_data = p_data;
2843 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2844 l_current_data += 2;
2846 if (p_j2k->m_private_image->numcomps <= 256) {
2849 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2850 l_current_data += 2;
2852 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2855 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2856 l_remaining_size -= 6;
2859 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2860 l_current_data += 2;
2862 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2865 l_remaining_size -= 6;
2868 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2870 *p_data_written = l_qcc_size;
2874 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2876 return opj_j2k_get_max_coc_size(p_j2k);
2880 * Reads a QCC marker (Quantization component)
2881 * @param p_header_data the data contained in the QCC box.
2882 * @param p_j2k the jpeg2000 codec.
2883 * @param p_header_size the size of the data contained in the QCC marker.
2884 * @param p_manager the user event manager.
2886 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2887 OPJ_BYTE * p_header_data,
2888 OPJ_UINT32 p_header_size,
2889 opj_event_mgr_t * p_manager
2892 OPJ_UINT32 l_num_comp,l_comp_no;
2895 assert(p_header_data != 00);
2896 assert(p_j2k != 00);
2897 assert(p_manager != 00);
2899 l_num_comp = p_j2k->m_private_image->numcomps;
2901 if (l_num_comp <= 256) {
2902 if (p_header_size < 1) {
2903 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2906 opj_read_bytes(p_header_data,&l_comp_no,1);
2911 if (p_header_size < 2) {
2912 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2915 opj_read_bytes(p_header_data,&l_comp_no,2);
2921 if (p_j2k->m_cp.correct) {
2923 static OPJ_UINT32 backup_compno = 0;
2925 /* compno is negative or larger than the number of components!!! */
2926 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2927 opj_event_msg(p_manager, EVT_ERROR,
2928 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2929 l_comp_no, l_num_comp);
2931 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2934 /* we try to correct */
2935 l_comp_no = backup_compno % l_num_comp;
2936 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2937 "- setting component number to %d\n",
2941 /* keep your private count of tiles */
2944 #endif /* USE_JPWL */
2946 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
2947 opj_event_msg(p_manager, EVT_ERROR,
2948 "Invalid component number: %d, regarding the number of components %d\n",
2949 l_comp_no, p_j2k->m_private_image->numcomps);
2953 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2954 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2958 if (p_header_size != 0) {
2959 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2966 OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
2967 opj_stream_private_t *p_stream,
2968 opj_event_mgr_t * p_manager
2971 OPJ_UINT32 l_nb_comp;
2972 OPJ_UINT32 l_nb_poc;
2973 OPJ_UINT32 l_poc_size;
2974 OPJ_UINT32 l_written_size = 0;
2975 opj_tcp_t *l_tcp = 00;
2976 OPJ_UINT32 l_poc_room;
2979 assert(p_j2k != 00);
2980 assert(p_manager != 00);
2981 assert(p_stream != 00);
2983 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2984 l_nb_comp = p_j2k->m_private_image->numcomps;
2985 l_nb_poc = 1 + l_tcp->numpocs;
2987 if (l_nb_comp <= 256) {
2993 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2995 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2996 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
2997 if (! new_header_tile_data) {
2998 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2999 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3000 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3001 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3004 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3005 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3008 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
3010 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) {
3017 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
3019 OPJ_UINT32 * p_data_written,
3020 opj_event_mgr_t * p_manager
3024 OPJ_BYTE * l_current_data = 00;
3025 OPJ_UINT32 l_nb_comp;
3026 OPJ_UINT32 l_nb_poc;
3027 OPJ_UINT32 l_poc_size;
3028 opj_image_t *l_image = 00;
3029 opj_tcp_t *l_tcp = 00;
3030 opj_tccp_t *l_tccp = 00;
3031 opj_poc_t *l_current_poc = 00;
3032 OPJ_UINT32 l_poc_room;
3035 assert(p_j2k != 00);
3036 assert(p_manager != 00);
3038 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3039 l_tccp = &l_tcp->tccps[0];
3040 l_image = p_j2k->m_private_image;
3041 l_nb_comp = l_image->numcomps;
3042 l_nb_poc = 1 + l_tcp->numpocs;
3044 if (l_nb_comp <= 256) {
3051 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3053 l_current_data = p_data;
3055 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
3056 l_current_data += 2;
3058 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
3059 l_current_data += 2;
3061 l_current_poc = l_tcp->pocs;
3062 for (i = 0; i < l_nb_poc; ++i) {
3063 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
3066 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
3067 l_current_data+=l_poc_room;
3069 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
3072 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
3075 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
3076 l_current_data+=l_poc_room;
3078 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
3081 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3082 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3083 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3084 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3089 *p_data_written = l_poc_size;
3092 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3094 opj_tcp_t * l_tcp = 00;
3095 OPJ_UINT32 l_nb_tiles = 0;
3096 OPJ_UINT32 l_max_poc = 0;
3099 l_tcp = p_j2k->m_cp.tcps;
3100 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3102 for (i=0;i<l_nb_tiles;++i) {
3103 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
3109 return 4 + 9 * l_max_poc;
3112 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
3115 OPJ_UINT32 l_nb_tiles;
3116 OPJ_UINT32 l_max = 0;
3117 opj_tcp_t * l_tcp = 00;
3119 l_tcp = p_j2k->m_cp.tcps;
3120 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3122 for (i=0;i<l_nb_tiles;++i) {
3123 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3131 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3133 OPJ_UINT32 l_nb_bytes = 0;
3134 OPJ_UINT32 l_nb_comps;
3135 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3137 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3138 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3140 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3141 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3142 l_nb_bytes += l_nb_comps * l_coc_bytes;
3144 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3145 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3148 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3150 /*** DEVELOPER CORNER, Add room for your headers ***/
3156 * Reads a POC marker (Progression Order Change)
3158 * @param p_header_data the data contained in the POC box.
3159 * @param p_j2k the jpeg2000 codec.
3160 * @param p_header_size the size of the data contained in the POC marker.
3161 * @param p_manager the user event manager.
3163 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3164 OPJ_BYTE * p_header_data,
3165 OPJ_UINT32 p_header_size,
3166 opj_event_mgr_t * p_manager
3169 OPJ_UINT32 i, l_nb_comp, l_tmp;
3170 opj_image_t * l_image = 00;
3171 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3172 OPJ_UINT32 l_chunk_size, l_comp_room;
3174 opj_cp_t *l_cp = 00;
3175 opj_tcp_t *l_tcp = 00;
3176 opj_poc_t *l_current_poc = 00;
3179 assert(p_header_data != 00);
3180 assert(p_j2k != 00);
3181 assert(p_manager != 00);
3183 l_image = p_j2k->m_private_image;
3184 l_nb_comp = l_image->numcomps;
3185 if (l_nb_comp <= 256) {
3191 l_chunk_size = 5 + 2 * l_comp_room;
3192 l_current_poc_nb = p_header_size / l_chunk_size;
3193 l_current_poc_remaining = p_header_size % l_chunk_size;
3195 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3196 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3200 l_cp = &(p_j2k->m_cp);
3201 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3202 &l_cp->tcps[p_j2k->m_current_tile_number] :
3203 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3204 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3205 l_current_poc_nb += l_old_poc_nb;
3207 if(l_current_poc_nb >= 32)
3209 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3212 assert(l_current_poc_nb < 32);
3214 /* now poc is in use.*/
3217 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3218 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3219 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3221 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3222 p_header_data+=l_comp_room;
3223 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3224 /* make sure layer end is in acceptable bounds */
3225 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3227 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3229 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3230 p_header_data+=l_comp_room;
3231 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3233 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3234 /* make sure comp is in acceptable bounds */
3235 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3239 l_tcp->numpocs = l_current_poc_nb - 1;
3244 * Reads a CRG marker (Component registration)
3246 * @param p_header_data the data contained in the TLM box.
3247 * @param p_j2k the jpeg2000 codec.
3248 * @param p_header_size the size of the data contained in the TLM marker.
3249 * @param p_manager the user event manager.
3251 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3252 OPJ_BYTE * p_header_data,
3253 OPJ_UINT32 p_header_size,
3254 opj_event_mgr_t * p_manager
3257 OPJ_UINT32 l_nb_comp;
3259 assert(p_header_data != 00);
3260 assert(p_j2k != 00);
3261 assert(p_manager != 00);
3263 l_nb_comp = p_j2k->m_private_image->numcomps;
3265 if (p_header_size != l_nb_comp *4) {
3266 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3269 /* Do not care of this at the moment since only local variables are set here */
3272 (i = 0; i < l_nb_comp; ++i)
3274 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3276 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3284 * Reads a TLM marker (Tile Length Marker)
3286 * @param p_header_data the data contained in the TLM box.
3287 * @param p_j2k the jpeg2000 codec.
3288 * @param p_header_size the size of the data contained in the TLM marker.
3289 * @param p_manager the user event manager.
3291 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3292 OPJ_BYTE * p_header_data,
3293 OPJ_UINT32 p_header_size,
3294 opj_event_mgr_t * p_manager
3297 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3299 assert(p_header_data != 00);
3300 assert(p_j2k != 00);
3301 assert(p_manager != 00);
3303 if (p_header_size < 2) {
3304 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3309 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3311 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3314 l_ST = ((l_Stlm >> 4) & 0x3);
3315 l_SP = (l_Stlm >> 6) & 0x1;
3317 l_Ptlm_size = (l_SP + 1) * 2;
3318 l_quotient = l_Ptlm_size + l_ST;
3320 l_tot_num_tp_remaining = p_header_size % l_quotient;
3322 if (l_tot_num_tp_remaining != 0) {
3323 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3326 /* FIXME Do not care of this at the moment since only local variables are set here */
3329 (i = 0; i < l_tot_num_tp; ++i)
3331 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3332 p_header_data += l_ST;
3333 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3334 p_header_data += l_Ptlm_size;
3340 * Reads a PLM marker (Packet length, main header marker)
3342 * @param p_header_data the data contained in the TLM box.
3343 * @param p_j2k the jpeg2000 codec.
3344 * @param p_header_size the size of the data contained in the TLM marker.
3345 * @param p_manager the user event manager.
3347 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3348 OPJ_BYTE * p_header_data,
3349 OPJ_UINT32 p_header_size,
3350 opj_event_mgr_t * p_manager
3354 assert(p_header_data != 00);
3355 assert(p_j2k != 00);
3356 assert(p_manager != 00);
3358 if (p_header_size < 1) {
3359 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3362 /* Do not care of this at the moment since only local variables are set here */
3364 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3371 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3373 p_header_size -= (1+l_Nplm);
3377 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3381 (i = 0; i < l_Nplm; ++i)
3383 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3385 // take only the last seven bytes
3386 l_packet_len |= (l_tmp & 0x7f);
3394 // store packet length and proceed to next packet
3401 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3410 * Reads a PLT marker (Packet length, tile-part header)
3412 * @param p_header_data the data contained in the PLT box.
3413 * @param p_j2k the jpeg2000 codec.
3414 * @param p_header_size the size of the data contained in the PLT marker.
3415 * @param p_manager the user event manager.
3417 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3418 OPJ_BYTE * p_header_data,
3419 OPJ_UINT32 p_header_size,
3420 opj_event_mgr_t * p_manager
3423 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3426 assert(p_header_data != 00);
3427 assert(p_j2k != 00);
3428 assert(p_manager != 00);
3430 if (p_header_size < 1) {
3431 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3435 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3439 for (i = 0; i < p_header_size; ++i) {
3440 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3442 /* take only the last seven bytes */
3443 l_packet_len |= (l_tmp & 0x7f);
3448 /* store packet length and proceed to next packet */
3453 if (l_packet_len != 0) {
3454 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3462 OPJ_BOOL j2k_read_ppm_v2 (
3464 OPJ_BYTE * p_header_data,
3465 OPJ_UINT32 p_header_size,
3466 struct opj_event_mgr * p_manager
3470 opj_cp_t *l_cp = 00;
3471 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3474 assert(p_header_data != 00);
3475 assert(p_j2k != 00);
3476 assert(p_manager != 00);
3478 if (p_header_size < 1) {
3479 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3483 l_cp = &(p_j2k->m_cp);
3486 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3490 /* First PPM marker */
3492 if (p_header_size < 4) {
3493 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3497 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3501 /* First PPM marker: Initialization */
3502 l_cp->ppm_len = l_N_ppm;
3503 l_cp->ppm_data_size = 0;
3505 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3506 if (l_cp->ppm_buffer == 00) {
3507 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3510 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3512 l_cp->ppm_data = l_cp->ppm_buffer;
3516 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3517 if (p_header_size >= 4) {
3519 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3522 l_cp->ppm_len += l_N_ppm ;
3524 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3525 if (! new_ppm_buffer) {
3526 opj_free(l_cp->ppm_buffer);
3527 l_cp->ppm_buffer = NULL;
3529 l_cp->ppm_data = NULL;
3530 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3533 l_cp->ppm_buffer = new_ppm_buffer;
3534 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3535 l_cp->ppm_data = l_cp->ppm_buffer;
3542 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3544 if (l_remaining_data <= p_header_size) {
3545 /* we must store less information than available in the packet */
3546 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3547 l_cp->ppm_data_size = l_cp->ppm_len;
3548 p_header_size -= l_remaining_data;
3549 p_header_data += l_remaining_data;
3552 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3553 l_cp->ppm_data_size += p_header_size;
3554 p_header_data += p_header_size;
3564 OPJ_BOOL j2k_read_ppm_v3 (
3566 OPJ_BYTE * p_header_data,
3567 OPJ_UINT32 p_header_size,
3568 struct opj_event_mgr * p_manager
3571 opj_cp_t *l_cp = 00;
3572 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3575 assert(p_header_data != 00);
3576 assert(p_j2k != 00);
3577 assert(p_manager != 00);
3579 /* Minimum size of PPM marker is equal to the size of Zppm element */
3580 if (p_header_size < 1) {
3581 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3585 l_cp = &(p_j2k->m_cp);
3588 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3592 /* First PPM marker */
3594 if (l_cp->ppm_data != NULL) {
3595 opj_event_msg(p_manager, EVT_ERROR, "Zppm O already processed. Found twice.\n");
3596 opj_free(l_cp->ppm_data);
3597 l_cp->ppm_data = NULL;
3598 l_cp->ppm_buffer = NULL;
3599 l_cp->ppm = 0; /* do not use PPM */
3602 /* We need now at least the Nppm^0 element */
3603 if (p_header_size < 4) {
3604 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3608 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3612 /* sanity check: how much bytes is left for Ippm */
3613 if( p_header_size < l_N_ppm )
3615 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 );
3616 opj_free(l_cp->ppm_data);
3617 l_cp->ppm_data = NULL;
3618 l_cp->ppm_buffer = NULL;
3619 l_cp->ppm = 0; /* do not use PPM */
3623 /* First PPM marker: Initialization */
3624 l_cp->ppm_len = l_N_ppm;
3625 l_cp->ppm_data_read = 0;
3627 l_cp->ppm_data = (OPJ_BYTE *) opj_calloc(1,l_cp->ppm_len);
3628 l_cp->ppm_buffer = l_cp->ppm_data;
3629 if (l_cp->ppm_data == 00) {
3630 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3634 l_cp->ppm_data_current = l_cp->ppm_data;
3636 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3639 if (p_header_size < 4) {
3640 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3644 /* Uncompleted Ippm series in the previous PPM marker?*/
3645 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3646 /* Get the place where add the remaining Ippm series*/
3647 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3648 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3651 OPJ_BYTE *new_ppm_data;
3652 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3656 /* sanity check: how much bytes is left for Ippm */
3657 if( p_header_size < l_N_ppm )
3659 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 );
3660 opj_free(l_cp->ppm_data);
3661 l_cp->ppm_data = NULL;
3662 l_cp->ppm_buffer = NULL;
3663 l_cp->ppm = 0; /* do not use PPM */
3666 /* Increase the size of ppm_data to add the new Ippm series*/
3667 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3668 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3669 if (! new_ppm_data) {
3670 opj_free(l_cp->ppm_data);
3671 l_cp->ppm_data = NULL;
3672 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3674 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3677 l_cp->ppm_data = new_ppm_data;
3678 l_cp->ppm_buffer = l_cp->ppm_data;
3680 /* Keep the position of the place where concatenate the new series*/
3681 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3682 l_cp->ppm_len += l_N_ppm;
3687 l_remaining_data = p_header_size;
3689 while (l_remaining_data >= l_N_ppm) {
3690 /* read a complete Ippm series*/
3691 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3692 p_header_size -= l_N_ppm;
3693 p_header_data += l_N_ppm;
3695 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3699 if (p_header_size < 4) {
3700 opj_free(l_cp->ppm_data);
3701 l_cp->ppm_data = NULL;
3702 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3705 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3708 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3713 l_remaining_data = p_header_size;
3717 l_remaining_data = p_header_size;
3719 /* Next Ippm series is a complete series ?*/
3720 if (l_remaining_data >= l_N_ppm) {
3721 OPJ_BYTE *new_ppm_data;
3722 /* Increase the size of ppm_data to add the new Ippm series*/
3723 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3724 /* Overflow check */
3725 if ((l_cp->ppm_len + l_N_ppm) < l_N_ppm) {
3726 opj_free(l_cp->ppm_data);
3727 l_cp->ppm_data = NULL;
3728 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3730 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");
3733 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3734 if (! new_ppm_data) {
3735 opj_free(l_cp->ppm_data);
3736 l_cp->ppm_data = NULL;
3737 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3739 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");
3742 l_cp->ppm_data = new_ppm_data;
3743 l_cp->ppm_buffer = l_cp->ppm_data;
3745 /* Keep the position of the place where concatenate the new series */
3746 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3747 l_cp->ppm_len += l_N_ppm;
3752 /* Need to read an incomplete Ippm series*/
3753 if (l_remaining_data) {
3754 OPJ_BYTE *new_ppm_data;
3755 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3757 /* Overflow check */
3758 if ((l_cp->ppm_len + l_N_ppm) < l_N_ppm) {
3759 opj_free(l_cp->ppm_data);
3760 l_cp->ppm_data = NULL;
3761 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3763 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");
3766 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3767 if (! new_ppm_data) {
3768 opj_free(l_cp->ppm_data);
3769 l_cp->ppm_data = NULL;
3770 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3772 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");
3775 l_cp->ppm_data = new_ppm_data;
3776 l_cp->ppm_buffer = l_cp->ppm_data;
3778 /* Keep the position of the place where concatenate the new series*/
3779 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3780 l_cp->ppm_len += l_N_ppm;
3782 /* Read incomplete Ippm series*/
3783 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3784 p_header_size -= l_remaining_data;
3785 p_header_data += l_remaining_data;
3787 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3792 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3793 if (p_header_size >= 4) {
3795 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3798 l_cp->ppm_len += l_N_ppm ;
3800 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3801 if (! new_ppm_buffer) {
3802 opj_free(l_cp->ppm_buffer);
3803 l_cp->ppm_buffer = NULL;
3805 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3808 l_cp->ppm_buffer = new_ppm_buffer;
3809 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3811 l_cp->ppm_data = l_cp->ppm_buffer;
3818 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3820 if (l_remaining_data <= p_header_size) {
3821 /* we must store less information than available in the packet */
3822 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3823 l_cp->ppm_data_size = l_cp->ppm_len;
3824 p_header_size -= l_remaining_data;
3825 p_header_data += l_remaining_data;
3828 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3829 l_cp->ppm_data_size += p_header_size;
3830 p_header_data += p_header_size;
3840 * Reads a PPT marker (Packed packet headers, tile-part header)
3842 * @param p_header_data the data contained in the PPT box.
3843 * @param p_j2k the jpeg2000 codec.
3844 * @param p_header_size the size of the data contained in the PPT marker.
3845 * @param p_manager the user event manager.
3847 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3848 OPJ_BYTE * p_header_data,
3849 OPJ_UINT32 p_header_size,
3850 opj_event_mgr_t * p_manager
3853 opj_cp_t *l_cp = 00;
3854 opj_tcp_t *l_tcp = 00;
3858 assert(p_header_data != 00);
3859 assert(p_j2k != 00);
3860 assert(p_manager != 00);
3862 /* We need to have the Z_ppt element at minimum */
3863 if (p_header_size < 1) {
3864 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3868 l_cp = &(p_j2k->m_cp);
3870 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3874 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3877 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3881 /* Allocate buffer to read the packet header */
3883 /* First PPT marker */
3884 l_tcp->ppt_data_size = 0;
3885 l_tcp->ppt_len = p_header_size;
3887 opj_free(l_tcp->ppt_buffer);
3888 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3889 if (l_tcp->ppt_buffer == 00) {
3890 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3893 l_tcp->ppt_data = l_tcp->ppt_buffer;
3895 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3898 OPJ_BYTE *new_ppt_buffer;
3899 l_tcp->ppt_len += p_header_size;
3901 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3902 if (! new_ppt_buffer) {
3903 opj_free(l_tcp->ppt_buffer);
3904 l_tcp->ppt_buffer = NULL;
3906 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3909 l_tcp->ppt_buffer = new_ppt_buffer;
3910 l_tcp->ppt_data = l_tcp->ppt_buffer;
3912 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3915 /* Read packet header from buffer */
3916 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3918 l_tcp->ppt_data_size += p_header_size;
3923 OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3924 opj_stream_private_t *p_stream,
3925 opj_event_mgr_t * p_manager
3928 OPJ_BYTE * l_current_data = 00;
3929 OPJ_UINT32 l_tlm_size;
3932 assert(p_j2k != 00);
3933 assert(p_manager != 00);
3934 assert(p_stream != 00);
3936 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3938 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3939 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3940 if (! new_header_tile_data) {
3941 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3942 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3943 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3944 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3947 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3948 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3951 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3953 /* change the way data is written to avoid seeking if possible */
3955 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3957 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3958 l_current_data += 2;
3960 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3961 l_current_data += 2;
3963 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3966 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3969 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3970 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) {
3977 OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
3979 OPJ_UINT32 * p_data_written,
3980 const opj_stream_private_t *p_stream,
3981 opj_event_mgr_t * p_manager
3985 assert(p_j2k != 00);
3986 assert(p_manager != 00);
3987 assert(p_stream != 00);
3989 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3992 opj_write_bytes(p_data,10,2); /* Lsot */
3995 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
4001 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
4004 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
4009 /* update markers struct */
4011 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
4013 assert( 0 && "TODO" );
4014 #endif /* USE_JPWL */
4016 * p_data_written = 12;
4021 OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
4022 OPJ_BYTE * p_header_data,
4023 OPJ_UINT32 p_header_size,
4024 opj_event_mgr_t * p_manager )
4026 opj_cp_t *l_cp = 00;
4027 opj_tcp_t *l_tcp = 00;
4028 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4029 OPJ_UINT32 l_current_part;
4030 OPJ_UINT32 l_tile_x,l_tile_y;
4033 assert(p_header_data != 00);
4034 assert(p_j2k != 00);
4035 assert(p_manager != 00);
4037 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4038 if (p_header_size != 8) {
4039 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4043 l_cp = &(p_j2k->m_cp);
4044 opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */
4047 /* testcase 2.pdf.SIGFPE.706.1112 */
4048 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4049 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number);
4053 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4054 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4055 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4058 if (l_cp->correct) {
4060 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4061 static OPJ_UINT32 backup_tileno = 0;
4063 /* tileno is negative or larger than the number of tiles!!! */
4064 if (tileno > (l_cp->tw * l_cp->th)) {
4065 opj_event_msg(p_manager, EVT_ERROR,
4066 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4067 tileno, (l_cp->tw * l_cp->th));
4069 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4072 /* we try to correct */
4073 tileno = backup_tileno;
4074 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4075 "- setting tile number to %d\n",
4079 /* keep your private count of tiles */
4082 #endif /* USE_JPWL */
4084 /* look for the tile in the list of already processed tile (in parts). */
4085 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4086 /* since the time taken by this function can only grow at the time */
4088 opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
4091 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4092 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
4094 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
4096 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
4100 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4106 if (l_cp->correct) {
4108 /* totlen is negative or larger than the bytes left!!! */
4109 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))) { */
4110 opj_event_msg(p_manager, EVT_ERROR,
4111 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4112 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4114 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4117 /* we try to correct */
4119 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4120 "- setting Psot to %d => assuming it is the last tile\n",
4124 #endif /* USE_JPWL */
4126 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4128 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
4129 "we assuming it is the last tile-part of the codestream.\n");
4130 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4133 opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
4136 opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
4139 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
4140 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4141 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4142 if (l_tcp->m_nb_tile_parts) {
4143 if (l_current_part >= l_tcp->m_nb_tile_parts){
4144 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4145 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
4146 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4150 if( l_current_part >= l_num_parts ) {
4151 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4152 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4153 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts );
4154 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4157 l_tcp->m_nb_tile_parts = l_num_parts;
4160 /* If know the number of tile part header we will check if we didn't read the last*/
4161 if (l_tcp->m_nb_tile_parts) {
4162 if (l_tcp->m_nb_tile_parts == (l_current_part+1)) {
4163 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
4167 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
4168 /* Keep the size of data to skip after this marker */
4169 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
4172 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4173 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4176 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4178 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4179 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4180 p_j2k->m_specific_param.m_decoder.m_skip_data =
4181 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4182 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4183 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4184 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4187 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
4188 p_j2k->m_specific_param.m_decoder.m_skip_data =
4189 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4193 if (p_j2k->cstr_index)
4195 assert(p_j2k->cstr_index->tile_index != 00);
4196 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4197 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
4199 if (l_num_parts != 0){
4200 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
4201 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
4203 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4204 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4205 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4206 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4207 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4212 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4213 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4214 if (! new_tp_index) {
4215 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4216 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4217 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4220 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4224 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4226 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4227 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4228 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4229 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4230 sizeof(opj_tp_index_t));
4231 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4232 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4233 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4238 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4239 opj_tp_index_t *new_tp_index;
4240 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1;
4241 new_tp_index = (opj_tp_index_t *) opj_realloc(
4242 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4243 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4244 if (! new_tp_index) {
4245 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4246 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4247 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4248 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4251 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4259 /* 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 */
4260 /* if (p_j2k->cstr_info) {
4263 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4266 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4267 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4268 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4269 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4272 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4275 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4279 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4282 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4283 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4284 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4289 OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4290 opj_tcd_t * p_tile_coder,
4292 OPJ_UINT32 * p_data_written,
4293 OPJ_UINT32 p_total_data_size,
4294 const opj_stream_private_t *p_stream,
4295 opj_event_mgr_t * p_manager
4298 opj_codestream_info_t *l_cstr_info = 00;
4299 OPJ_UINT32 l_remaining_data;
4302 assert(p_j2k != 00);
4303 assert(p_manager != 00);
4304 assert(p_stream != 00);
4306 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4309 /* make room for the EOF marker */
4310 l_remaining_data = p_total_data_size - 4;
4312 /* update tile coder */
4313 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4314 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4317 /* TODO mergeV2: check this part which use cstr_info */
4318 /*l_cstr_info = p_j2k->cstr_info;
4320 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4321 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4322 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4328 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4330 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4335 /* update markers struct */
4336 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4338 assert( 0 && "TODO" );
4339 #endif /* USE_JPWL */
4344 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4345 p_tile_coder->tcd_image->tiles->packno = 0;
4347 l_cstr_info->packno = 0;
4351 *p_data_written = 0;
4353 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)) {
4354 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4358 *p_data_written += 2;
4363 OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4364 opj_stream_private_t *p_stream,
4365 opj_event_mgr_t * p_manager
4368 OPJ_SIZE_T l_current_read_size;
4369 opj_codestream_index_t * l_cstr_index = 00;
4370 OPJ_BYTE ** l_current_data = 00;
4371 opj_tcp_t * l_tcp = 00;
4372 OPJ_UINT32 * l_tile_len = 00;
4373 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4376 assert(p_j2k != 00);
4377 assert(p_manager != 00);
4378 assert(p_stream != 00);
4380 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4382 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4383 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4384 // but we are in the last tile part,
4385 // so its result will fit on OPJ_UINT32 unless we find
4386 // a file with a single tile part of more than 4 GB...*/
4387 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4390 /* Check to avoid pass the limit of OPJ_UINT32 */
4391 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4392 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4394 /* MSD: case commented to support empty SOT marker (PHR data) */
4398 l_current_data = &(l_tcp->m_data);
4399 l_tile_len = &l_tcp->m_data_size;
4401 /* Patch to support new PHR data */
4402 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4403 /* If we are here, we'll try to read the data after allocation */
4404 /* Check enough bytes left in stream before allocation */
4405 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length > opj_stream_get_number_byte_left(p_stream)) {
4406 opj_event_msg(p_manager, EVT_ERROR, "Tile part length size inconsistent with stream length\n");
4409 if (! *l_current_data) {
4410 /* LH: oddly enough, in this path, l_tile_len!=0.
4411 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4413 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4416 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);
4417 if (! l_new_current_data) {
4418 opj_free(*l_current_data);
4419 /*nothing more is done as l_current_data will be set to null, and just
4420 afterward we enter in the error path
4421 and the actual tile_len is updated (committed) at the end of the
4424 *l_current_data = l_new_current_data;
4427 if (*l_current_data == 00) {
4428 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4433 l_sot_length_pb_detected = OPJ_TRUE;
4437 l_cstr_index = p_j2k->cstr_index;
4439 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4441 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4442 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4444 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4445 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4447 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4451 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4452 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4456 /*l_cstr_index->packno = 0;*/
4459 /* Patch to support new PHR data */
4460 if (!l_sot_length_pb_detected) {
4461 l_current_read_size = opj_stream_read_data(
4463 *l_current_data + *l_tile_len,
4464 p_j2k->m_specific_param.m_decoder.m_sot_length,
4469 l_current_read_size = 0;
4472 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4473 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4476 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4479 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4484 OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4485 OPJ_UINT32 p_tile_no,
4486 OPJ_UINT32 p_comp_no,
4487 OPJ_UINT32 nb_comps,
4488 opj_stream_private_t *p_stream,
4489 opj_event_mgr_t * p_manager
4492 OPJ_BYTE * l_current_data = 00;
4493 OPJ_UINT32 l_rgn_size;
4494 opj_cp_t *l_cp = 00;
4495 opj_tcp_t *l_tcp = 00;
4496 opj_tccp_t *l_tccp = 00;
4497 OPJ_UINT32 l_comp_room;
4500 assert(p_j2k != 00);
4501 assert(p_manager != 00);
4502 assert(p_stream != 00);
4504 l_cp = &(p_j2k->m_cp);
4505 l_tcp = &l_cp->tcps[p_tile_no];
4506 l_tccp = &l_tcp->tccps[p_comp_no];
4508 if (nb_comps <= 256) {
4515 l_rgn_size = 6 + l_comp_room;
4517 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4519 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4520 l_current_data += 2;
4522 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4523 l_current_data += 2;
4525 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4526 l_current_data+=l_comp_room;
4528 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4531 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,1); /* SPrgn */
4534 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) {
4541 OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4542 opj_stream_private_t *p_stream,
4543 opj_event_mgr_t * p_manager
4547 assert(p_j2k != 00);
4548 assert(p_manager != 00);
4549 assert(p_stream != 00);
4551 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4555 /* update markers struct */
4557 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4559 #endif /* USE_JPWL */
4561 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4565 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4573 * Reads a RGN marker (Region Of Interest)
4575 * @param p_header_data the data contained in the POC box.
4576 * @param p_j2k the jpeg2000 codec.
4577 * @param p_header_size the size of the data contained in the POC marker.
4578 * @param p_manager the user event manager.
4580 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4581 OPJ_BYTE * p_header_data,
4582 OPJ_UINT32 p_header_size,
4583 opj_event_mgr_t * p_manager
4586 OPJ_UINT32 l_nb_comp;
4587 opj_image_t * l_image = 00;
4589 opj_cp_t *l_cp = 00;
4590 opj_tcp_t *l_tcp = 00;
4591 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4594 assert(p_header_data != 00);
4595 assert(p_j2k != 00);
4596 assert(p_manager != 00);
4598 l_image = p_j2k->m_private_image;
4599 l_nb_comp = l_image->numcomps;
4601 if (l_nb_comp <= 256) {
4606 if (p_header_size != 2 + l_comp_room) {
4607 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4611 l_cp = &(p_j2k->m_cp);
4612 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4613 &l_cp->tcps[p_j2k->m_current_tile_number] :
4614 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4616 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4617 p_header_data+=l_comp_room;
4618 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4622 if (l_cp->correct) {
4623 /* totlen is negative or larger than the bytes left!!! */
4624 if (l_comp_room >= l_nb_comp) {
4625 opj_event_msg(p_manager, EVT_ERROR,
4626 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4627 l_comp_room, l_nb_comp);
4628 if (!JPWL_ASSUME || JPWL_ASSUME) {
4629 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4634 #endif /* USE_JPWL */
4636 /* testcase 3635.pdf.asan.77.2930 */
4637 if (l_comp_no >= l_nb_comp) {
4638 opj_event_msg(p_manager, EVT_ERROR,
4639 "bad component number in RGN (%d when there are only %d)\n",
4640 l_comp_no, l_nb_comp);
4644 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4651 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4653 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4656 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4662 OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4663 opj_stream_private_t *p_stream,
4664 opj_event_mgr_t * p_manager )
4666 opj_cp_t * l_cp = 00;
4667 opj_image_t * l_image = 00;
4668 opj_tcp_t * l_tcp = 00;
4669 opj_image_comp_t * l_img_comp = 00;
4672 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4673 OPJ_FLOAT32 * l_rates = 0;
4674 OPJ_FLOAT32 l_sot_remove;
4675 OPJ_UINT32 l_bits_empty, l_size_pixel;
4676 OPJ_UINT32 l_tile_size = 0;
4677 OPJ_UINT32 l_last_res;
4678 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4681 assert(p_j2k != 00);
4682 assert(p_manager != 00);
4683 assert(p_stream != 00);
4685 l_cp = &(p_j2k->m_cp);
4686 l_image = p_j2k->m_private_image;
4689 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4690 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4691 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(l_cp->th * l_cp->tw);
4693 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4694 l_tp_stride_func = opj_j2k_get_tp_stride;
4697 l_tp_stride_func = opj_j2k_get_default_stride;
4700 for (i=0;i<l_cp->th;++i) {
4701 for (j=0;j<l_cp->tw;++j) {
4702 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / (OPJ_FLOAT32)l_tcp->numlayers;
4704 /* 4 borders of the tile rescale on the image if necessary */
4705 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), (OPJ_INT32)l_image->x0);
4706 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), (OPJ_INT32)l_image->y0);
4707 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1);
4708 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1);
4710 l_rates = l_tcp->rates;
4712 /* Modification of the RATE >> */
4714 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4716 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4724 for (k = 1; k < l_tcp->numlayers; ++k) {
4726 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4728 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4744 for (i=0;i<l_cp->th;++i) {
4745 for (j=0;j<l_cp->tw;++j) {
4746 l_rates = l_tcp->rates;
4749 *l_rates -= l_sot_remove;
4751 if (*l_rates < 30) {
4758 l_last_res = l_tcp->numlayers - 1;
4760 for (k = 1; k < l_last_res; ++k) {
4763 *l_rates -= l_sot_remove;
4765 if (*l_rates < *(l_rates - 1) + 10) {
4766 *l_rates = (*(l_rates - 1)) + 20;
4774 *l_rates -= (l_sot_remove + 2.f);
4776 if (*l_rates < *(l_rates - 1) + 10) {
4777 *l_rates = (*(l_rates - 1)) + 20;
4785 l_img_comp = l_image->comps;
4788 for (i=0;i<l_image->numcomps;++i) {
4789 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4791 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4799 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4801 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4803 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4804 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4805 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4806 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4810 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
4811 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4812 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4813 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4817 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4818 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4825 OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4826 opj_stream_private_t *p_stream,
4827 opj_event_mgr_t * p_manager )
4830 opj_tcd_t * l_tcd = 00;
4831 OPJ_UINT32 l_nb_tiles;
4832 opj_tcp_t * l_tcp = 00;
4836 assert(p_j2k != 00);
4837 assert(p_manager != 00);
4838 assert(p_stream != 00);
4840 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4841 l_tcp = p_j2k->m_cp.tcps;
4843 l_tcd = opj_tcd_create(OPJ_TRUE);
4845 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4849 for (i = 0; i < l_nb_tiles; ++i) {
4850 if (l_tcp->m_data) {
4851 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4852 opj_tcd_destroy(l_tcd);
4853 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4857 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4861 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4866 opj_j2k_tcp_destroy(l_tcp);
4870 opj_tcd_destroy(l_tcd);
4875 OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4876 struct opj_stream_private *p_stream,
4877 struct opj_event_mgr * p_manager )
4880 assert(p_j2k != 00);
4881 assert(p_manager != 00);
4882 assert(p_stream != 00);
4884 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4889 OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4890 struct opj_stream_private *p_stream,
4891 struct opj_event_mgr * p_manager )
4894 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4895 opj_mct_data_t * l_mct_record;
4899 assert(p_j2k != 00);
4900 assert(p_stream != 00);
4901 assert(p_manager != 00);
4903 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4907 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4908 l_mct_record = l_tcp->m_mct_records;
4910 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4912 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4919 l_mcc_record = l_tcp->m_mcc_records;
4921 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4923 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4930 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4938 OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
4939 struct opj_stream_private *p_stream,
4940 struct opj_event_mgr * p_manager )
4945 assert(p_j2k != 00);
4946 assert(p_manager != 00);
4947 assert(p_stream != 00);
4949 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4951 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4961 OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
4962 struct opj_stream_private *p_stream,
4963 struct opj_event_mgr * p_manager )
4968 assert(p_j2k != 00);
4969 assert(p_manager != 00);
4970 assert(p_stream != 00);
4972 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4974 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4984 OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
4985 struct opj_stream_private *p_stream,
4986 struct opj_event_mgr * p_manager )
4989 const opj_tccp_t *l_tccp = 00;
4992 assert(p_j2k != 00);
4993 assert(p_manager != 00);
4994 assert(p_stream != 00);
4996 l_tccp = p_j2k->m_cp.tcps->tccps;
4998 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4999 if (l_tccp->roishift) {
5001 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
5012 OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
5013 struct opj_stream_private *p_stream,
5014 struct opj_event_mgr * p_manager )
5016 opj_codestream_index_t * l_cstr_index = 00;
5019 assert(p_j2k != 00);
5020 assert(p_manager != 00);
5021 assert(p_stream != 00);
5023 l_cstr_index = p_j2k->cstr_index;
5025 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5027 /* The following adjustment is done to adjust the codestream size */
5028 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5029 /* the first bunch of bytes is not in the codestream */
5030 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5035 /* preparation of JPWL marker segments */
5039 /* encode according to JPWL */
5040 jpwl_encode(p_j2k, p_stream, image);
5044 assert( 0 && "TODO" );
5045 #endif /* USE_JPWL */
5050 OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
5051 opj_stream_private_t *p_stream,
5052 OPJ_UINT32 *output_marker,
5053 opj_event_mgr_t * p_manager
5056 OPJ_UINT32 l_unknown_marker;
5057 const opj_dec_memory_marker_handler_t * l_marker_handler;
5058 OPJ_UINT32 l_size_unk = 2;
5061 assert(p_j2k != 00);
5062 assert(p_manager != 00);
5063 assert(p_stream != 00);
5065 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5068 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5069 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
5070 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5074 /* read 2 bytes as the new marker ID*/
5075 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
5077 if (!(l_unknown_marker < 0xff00)) {
5079 /* Get the marker handler from the marker ID*/
5080 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5082 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5083 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
5087 if (l_marker_handler->id != J2K_MS_UNK) {
5088 /* Add the marker to the codestream index*/
5089 if (l_marker_handler->id != J2K_MS_SOT)
5091 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5092 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5094 if (res == OPJ_FALSE) {
5095 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5099 break; /* next marker is known and well located */
5107 *output_marker = l_marker_handler->id ;
5112 OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
5113 opj_mct_data_t * p_mct_record,
5114 struct opj_stream_private *p_stream,
5115 struct opj_event_mgr * p_manager )
5117 OPJ_UINT32 l_mct_size;
5118 OPJ_BYTE * l_current_data = 00;
5122 assert(p_j2k != 00);
5123 assert(p_manager != 00);
5124 assert(p_stream != 00);
5126 l_mct_size = 10 + p_mct_record->m_data_size;
5128 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5129 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5130 if (! new_header_tile_data) {
5131 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5132 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5133 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5134 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5137 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5138 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5141 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5143 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
5144 l_current_data += 2;
5146 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
5147 l_current_data += 2;
5149 opj_write_bytes(l_current_data,0,2); /* Zmct */
5150 l_current_data += 2;
5152 /* only one marker atm */
5153 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
5155 opj_write_bytes(l_current_data,l_tmp,2);
5156 l_current_data += 2;
5158 opj_write_bytes(l_current_data,0,2); /* Ymct */
5161 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
5163 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) {
5171 * Reads a MCT marker (Multiple Component Transform)
5173 * @param p_header_data the data contained in the MCT box.
5174 * @param p_j2k the jpeg2000 codec.
5175 * @param p_header_size the size of the data contained in the MCT marker.
5176 * @param p_manager the user event manager.
5178 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
5179 OPJ_BYTE * p_header_data,
5180 OPJ_UINT32 p_header_size,
5181 opj_event_mgr_t * p_manager
5185 opj_tcp_t *l_tcp = 00;
5188 opj_mct_data_t * l_mct_data;
5191 assert(p_header_data != 00);
5192 assert(p_j2k != 00);
5194 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5195 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5196 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5198 if (p_header_size < 2) {
5199 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5204 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
5207 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
5211 if(p_header_size <= 6) {
5212 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5216 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5217 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
5220 l_indix = l_tmp & 0xff;
5221 l_mct_data = l_tcp->m_mct_records;
5223 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
5224 if (l_mct_data->m_index == l_indix) {
5231 if (i == l_tcp->m_nb_mct_records) {
5232 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5233 opj_mct_data_t *new_mct_records;
5234 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5236 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));
5237 if (! new_mct_records) {
5238 opj_free(l_tcp->m_mct_records);
5239 l_tcp->m_mct_records = NULL;
5240 l_tcp->m_nb_max_mct_records = 0;
5241 l_tcp->m_nb_mct_records = 0;
5242 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5245 l_tcp->m_mct_records = new_mct_records;
5246 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5247 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
5250 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5251 ++l_tcp->m_nb_mct_records;
5254 if (l_mct_data->m_data) {
5255 opj_free(l_mct_data->m_data);
5256 l_mct_data->m_data = 00;
5259 l_mct_data->m_index = l_indix;
5260 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5261 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5263 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5266 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5272 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5273 if (! l_mct_data->m_data) {
5274 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5277 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5279 l_mct_data->m_data_size = p_header_size;
5284 OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5285 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5286 struct opj_stream_private *p_stream,
5287 struct opj_event_mgr * p_manager )
5290 OPJ_UINT32 l_mcc_size;
5291 OPJ_BYTE * l_current_data = 00;
5292 OPJ_UINT32 l_nb_bytes_for_comp;
5297 assert(p_j2k != 00);
5298 assert(p_manager != 00);
5299 assert(p_stream != 00);
5301 if (p_mcc_record->m_nb_comps > 255 ) {
5302 l_nb_bytes_for_comp = 2;
5306 l_nb_bytes_for_comp = 1;
5310 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5311 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5313 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5314 if (! new_header_tile_data) {
5315 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5316 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5317 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5318 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5321 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5322 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5325 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5327 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5328 l_current_data += 2;
5330 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5331 l_current_data += 2;
5334 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5335 l_current_data += 2;
5337 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5340 /* only one marker atm */
5341 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5344 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5347 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5350 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 */
5353 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5354 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5355 l_current_data+=l_nb_bytes_for_comp;
5358 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 */
5361 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5363 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5364 l_current_data+=l_nb_bytes_for_comp;
5367 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5369 if (p_mcc_record->m_decorrelation_array) {
5370 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5373 if (p_mcc_record->m_offset_array) {
5374 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5377 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5380 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) {
5387 OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5388 OPJ_BYTE * p_header_data,
5389 OPJ_UINT32 p_header_size,
5390 opj_event_mgr_t * p_manager )
5396 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5397 opj_mct_data_t * l_mct_data;
5398 OPJ_UINT32 l_nb_collections;
5399 OPJ_UINT32 l_nb_comps;
5400 OPJ_UINT32 l_nb_bytes_by_comp;
5403 assert(p_header_data != 00);
5404 assert(p_j2k != 00);
5405 assert(p_manager != 00);
5407 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5408 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5409 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5411 if (p_header_size < 2) {
5412 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5417 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5420 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5424 if (p_header_size < 7) {
5425 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5429 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5432 l_mcc_record = l_tcp->m_mcc_records;
5434 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5435 if (l_mcc_record->m_index == l_indix) {
5442 if (i == l_tcp->m_nb_mcc_records) {
5443 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5444 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5445 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5447 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5448 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5449 if (! new_mcc_records) {
5450 opj_free(l_tcp->m_mcc_records);
5451 l_tcp->m_mcc_records = NULL;
5452 l_tcp->m_nb_max_mcc_records = 0;
5453 l_tcp->m_nb_mcc_records = 0;
5454 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5457 l_tcp->m_mcc_records = new_mcc_records;
5458 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5459 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));
5461 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5463 l_mcc_record->m_index = l_indix;
5465 /* only one marker atm */
5466 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5469 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5473 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5476 if (l_nb_collections > 1) {
5477 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5483 for (i=0;i<l_nb_collections;++i) {
5484 if (p_header_size < 3) {
5485 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5489 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5493 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5497 opj_read_bytes(p_header_data,&l_nb_comps,2);
5502 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5503 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5505 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5506 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5510 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5512 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5513 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5514 p_header_data+=l_nb_bytes_by_comp;
5517 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5522 opj_read_bytes(p_header_data,&l_nb_comps,2);
5525 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5526 l_nb_comps &= 0x7fff;
5528 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5529 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5533 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5534 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5538 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5540 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5541 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5542 p_header_data+=l_nb_bytes_by_comp;
5545 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5550 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5553 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5554 l_mcc_record->m_decorrelation_array = 00;
5555 l_mcc_record->m_offset_array = 00;
5557 l_indix = l_tmp & 0xff;
5559 l_mct_data = l_tcp->m_mct_records;
5560 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5561 if (l_mct_data->m_index == l_indix) {
5562 l_mcc_record->m_decorrelation_array = l_mct_data;
5568 if (l_mcc_record->m_decorrelation_array == 00) {
5569 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5574 l_indix = (l_tmp >> 8) & 0xff;
5576 l_mct_data = l_tcp->m_mct_records;
5577 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5578 if (l_mct_data->m_index == l_indix) {
5579 l_mcc_record->m_offset_array = l_mct_data;
5585 if (l_mcc_record->m_offset_array == 00) {
5586 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5592 if (p_header_size != 0) {
5593 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5597 ++l_tcp->m_nb_mcc_records;
5602 OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5603 struct opj_stream_private *p_stream,
5604 struct opj_event_mgr * p_manager
5607 OPJ_BYTE * l_current_data = 00;
5608 OPJ_UINT32 l_mco_size;
5609 opj_tcp_t * l_tcp = 00;
5610 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5614 assert(p_j2k != 00);
5615 assert(p_manager != 00);
5616 assert(p_stream != 00);
5618 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5619 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5621 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5622 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5624 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5625 if (! new_header_tile_data) {
5626 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5627 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5628 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5629 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5632 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5633 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5636 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5637 l_current_data += 2;
5639 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5640 l_current_data += 2;
5642 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5645 l_mcc_record = l_tcp->m_mcc_records;
5646 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5647 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5653 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) {
5661 * Reads a MCO marker (Multiple Component Transform Ordering)
5663 * @param p_header_data the data contained in the MCO box.
5664 * @param p_j2k the jpeg2000 codec.
5665 * @param p_header_size the size of the data contained in the MCO marker.
5666 * @param p_manager the user event manager.
5668 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5669 OPJ_BYTE * p_header_data,
5670 OPJ_UINT32 p_header_size,
5671 opj_event_mgr_t * p_manager
5674 OPJ_UINT32 l_tmp, i;
5675 OPJ_UINT32 l_nb_stages;
5677 opj_tccp_t * l_tccp;
5678 opj_image_t * l_image;
5681 assert(p_header_data != 00);
5682 assert(p_j2k != 00);
5683 assert(p_manager != 00);
5685 l_image = p_j2k->m_private_image;
5686 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5687 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5688 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5690 if (p_header_size < 1) {
5691 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5695 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5698 if (l_nb_stages > 1) {
5699 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5703 if (p_header_size != l_nb_stages + 1) {
5704 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5708 l_tccp = l_tcp->tccps;
5710 for (i=0;i<l_image->numcomps;++i) {
5711 l_tccp->m_dc_level_shift = 0;
5715 if (l_tcp->m_mct_decoding_matrix) {
5716 opj_free(l_tcp->m_mct_decoding_matrix);
5717 l_tcp->m_mct_decoding_matrix = 00;
5720 for (i=0;i<l_nb_stages;++i) {
5721 opj_read_bytes(p_header_data,&l_tmp,1);
5724 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5732 OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5735 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5736 opj_mct_data_t * l_deco_array, * l_offset_array;
5737 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5738 OPJ_UINT32 l_nb_elem;
5739 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5740 opj_tccp_t * l_tccp;
5743 assert(p_tcp != 00);
5745 l_mcc_record = p_tcp->m_mcc_records;
5747 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5748 if (l_mcc_record->m_index == p_index) {
5753 if (i==p_tcp->m_nb_mcc_records) {
5754 /** element discarded **/
5758 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5759 /** do not support number of comps != image */
5763 l_deco_array = l_mcc_record->m_decorrelation_array;
5766 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5767 if (l_deco_array->m_data_size != l_data_size) {
5771 l_nb_elem = p_image->numcomps * p_image->numcomps;
5772 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
5773 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5775 if (! p_tcp->m_mct_decoding_matrix ) {
5779 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);
5782 l_offset_array = l_mcc_record->m_offset_array;
5784 if (l_offset_array) {
5785 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5786 if (l_offset_array->m_data_size != l_data_size) {
5790 l_nb_elem = p_image->numcomps;
5791 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
5792 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5794 if (! l_offset_data ) {
5798 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5800 l_tccp = p_tcp->tccps;
5801 l_current_offset_data = l_offset_data;
5803 for (i=0;i<p_image->numcomps;++i) {
5804 l_tccp->m_dc_level_shift = (OPJ_INT32)*(l_current_offset_data++);
5808 opj_free(l_offset_data);
5814 OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5815 struct opj_stream_private *p_stream,
5816 struct opj_event_mgr * p_manager )
5819 OPJ_UINT32 l_cbd_size;
5820 OPJ_BYTE * l_current_data = 00;
5821 opj_image_t *l_image = 00;
5822 opj_image_comp_t * l_comp = 00;
5825 assert(p_j2k != 00);
5826 assert(p_manager != 00);
5827 assert(p_stream != 00);
5829 l_image = p_j2k->m_private_image;
5830 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5832 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5833 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5834 if (! new_header_tile_data) {
5835 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5836 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5837 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5838 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5841 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5842 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5845 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5847 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5848 l_current_data += 2;
5850 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5851 l_current_data += 2;
5853 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5856 l_comp = l_image->comps;
5858 for (i=0;i<l_image->numcomps;++i) {
5859 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5865 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) {
5873 * Reads a CBD marker (Component bit depth definition)
5874 * @param p_header_data the data contained in the CBD box.
5875 * @param p_j2k the jpeg2000 codec.
5876 * @param p_header_size the size of the data contained in the CBD marker.
5877 * @param p_manager the user event manager.
5879 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5880 OPJ_BYTE * p_header_data,
5881 OPJ_UINT32 p_header_size,
5882 opj_event_mgr_t * p_manager
5885 OPJ_UINT32 l_nb_comp,l_num_comp;
5886 OPJ_UINT32 l_comp_def;
5888 opj_image_comp_t * l_comp = 00;
5891 assert(p_header_data != 00);
5892 assert(p_j2k != 00);
5893 assert(p_manager != 00);
5895 l_num_comp = p_j2k->m_private_image->numcomps;
5897 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5898 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5902 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5905 if (l_nb_comp != l_num_comp) {
5906 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5910 l_comp = p_j2k->m_private_image->comps;
5911 for (i=0;i<l_num_comp;++i) {
5912 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5914 l_comp->sgnd = (l_comp_def>>7) & 1;
5915 l_comp->prec = (l_comp_def&0x7f) + 1;
5922 /* ----------------------------------------------------------------------- */
5923 /* J2K / JPT decoder interface */
5924 /* ----------------------------------------------------------------------- */
5926 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5928 if(j2k && parameters) {
5929 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5930 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5933 j2k->m_cp.correct = parameters->jpwl_correct;
5934 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5935 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5936 #endif /* USE_JPWL */
5940 /* ----------------------------------------------------------------------- */
5941 /* J2K encoder interface */
5942 /* ----------------------------------------------------------------------- */
5944 opj_j2k_t* opj_j2k_create_compress(void)
5946 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
5952 l_j2k->m_is_decoder = 0;
5953 l_j2k->m_cp.m_is_decoder = 0;
5955 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
5956 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5957 opj_j2k_destroy(l_j2k);
5961 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
5963 /* validation list creation*/
5964 l_j2k->m_validation_list = opj_procedure_list_create();
5965 if (! l_j2k->m_validation_list) {
5966 opj_j2k_destroy(l_j2k);
5970 /* execution list creation*/
5971 l_j2k->m_procedure_list = opj_procedure_list_create();
5972 if (! l_j2k->m_procedure_list) {
5973 opj_j2k_destroy(l_j2k);
5980 int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
5985 POC[0].resno1 = (OPJ_UINT32)(numres-1);
5987 POC[0].prg1 = OPJ_CPRL;
5989 POC[1].resno0 = (OPJ_UINT32)(numres-1);
5992 POC[1].resno1 = (OPJ_UINT32)numres;
5994 POC[1].prg1 = OPJ_CPRL;
5998 void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
6000 /* Configure cinema parameters */
6004 parameters->tile_size_on = OPJ_FALSE;
6005 parameters->cp_tdx=1;
6006 parameters->cp_tdy=1;
6008 /* One tile part for each component */
6009 parameters->tp_flag = 'C';
6010 parameters->tp_on = 1;
6012 /* Tile and Image shall be at (0,0) */
6013 parameters->cp_tx0 = 0;
6014 parameters->cp_ty0 = 0;
6015 parameters->image_offset_x0 = 0;
6016 parameters->image_offset_y0 = 0;
6018 /* Codeblock size= 32*32 */
6019 parameters->cblockw_init = 32;
6020 parameters->cblockh_init = 32;
6022 /* Codeblock style: no mode switch enabled */
6023 parameters->mode = 0;
6026 parameters->roi_compno = -1;
6028 /* No subsampling */
6029 parameters->subsampling_dx = 1;
6030 parameters->subsampling_dy = 1;
6033 parameters->irreversible = 1;
6035 /* Number of layers */
6036 if (parameters->tcp_numlayers > 1){
6037 opj_event_msg(p_manager, EVT_WARNING,
6038 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6039 "1 single quality layer"
6040 "-> Number of layers forced to 1 (rather than %d)\n"
6041 "-> Rate of the last layer (%3.1f) will be used",
6042 parameters->tcp_numlayers, parameters->tcp_rates[parameters->tcp_numlayers-1]);
6043 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers-1];
6044 parameters->tcp_numlayers = 1;
6047 /* Resolution levels */
6048 switch (parameters->rsiz){
6049 case OPJ_PROFILE_CINEMA_2K:
6050 if(parameters->numresolution > 6){
6051 opj_event_msg(p_manager, EVT_WARNING,
6052 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6053 "Number of decomposition levels <= 5\n"
6054 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6055 parameters->numresolution+1);
6056 parameters->numresolution = 6;
6059 case OPJ_PROFILE_CINEMA_4K:
6060 if(parameters->numresolution < 2){
6061 opj_event_msg(p_manager, EVT_WARNING,
6062 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6063 "Number of decomposition levels >= 1 && <= 6\n"
6064 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6065 parameters->numresolution+1);
6066 parameters->numresolution = 1;
6067 }else if(parameters->numresolution > 7){
6068 opj_event_msg(p_manager, EVT_WARNING,
6069 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6070 "Number of decomposition levels >= 1 && <= 6\n"
6071 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6072 parameters->numresolution+1);
6073 parameters->numresolution = 7;
6081 parameters->csty |= 0x01;
6082 parameters->res_spec = parameters->numresolution-1;
6083 for (i = 0; i<parameters->res_spec; i++) {
6084 parameters->prcw_init[i] = 256;
6085 parameters->prch_init[i] = 256;
6088 /* The progression order shall be CPRL */
6089 parameters->prog_order = OPJ_CPRL;
6091 /* Progression order changes for 4K, disallowed for 2K */
6092 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6093 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
6095 parameters->numpocs = 0;
6098 /* Limited bit-rate */
6099 parameters->cp_disto_alloc = 1;
6100 if (parameters->max_cs_size <= 0) {
6101 /* No rate has been introduced, 24 fps is assumed */
6102 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6103 opj_event_msg(p_manager, EVT_WARNING,
6104 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6105 "Maximum 1302083 compressed bytes @ 24fps\n"
6106 "As no rate has been given, this limit will be used.\n");
6107 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6108 opj_event_msg(p_manager, EVT_WARNING,
6109 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6110 "Maximum 1302083 compressed bytes @ 24fps\n"
6111 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6112 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6115 if (parameters->max_comp_size <= 0) {
6116 /* No rate has been introduced, 24 fps is assumed */
6117 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6118 opj_event_msg(p_manager, EVT_WARNING,
6119 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6120 "Maximum 1041666 compressed bytes @ 24fps\n"
6121 "As no rate has been given, this limit will be used.\n");
6122 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6123 opj_event_msg(p_manager, EVT_WARNING,
6124 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6125 "Maximum 1041666 compressed bytes @ 24fps\n"
6126 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6127 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6130 parameters->tcp_rates[0] = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6131 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6135 OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager)
6139 /* Number of components */
6140 if (image->numcomps != 3){
6141 opj_event_msg(p_manager, EVT_WARNING,
6142 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6144 "-> Number of components of input image (%d) is not compliant\n"
6145 "-> Non-profile-3 codestream will be generated\n",
6151 for (i = 0; i < image->numcomps; i++) {
6152 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
6153 char signed_str[] = "signed";
6154 char unsigned_str[] = "unsigned";
6155 char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
6156 opj_event_msg(p_manager, EVT_WARNING,
6157 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6158 "Precision of each component shall be 12 bits unsigned"
6159 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6160 "-> Non-profile-3 codestream will be generated\n",
6161 i,image->comps[i].bpp, tmp_str);
6168 case OPJ_PROFILE_CINEMA_2K:
6169 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
6170 opj_event_msg(p_manager, EVT_WARNING,
6171 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6172 "width <= 2048 and height <= 1080\n"
6173 "-> Input image size %d x %d is not compliant\n"
6174 "-> Non-profile-3 codestream will be generated\n",
6175 image->comps[0].w,image->comps[0].h);
6179 case OPJ_PROFILE_CINEMA_4K:
6180 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
6181 opj_event_msg(p_manager, EVT_WARNING,
6182 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6183 "width <= 4096 and height <= 2160\n"
6184 "-> Image size %d x %d is not compliant\n"
6185 "-> Non-profile-4 codestream will be generated\n",
6186 image->comps[0].w,image->comps[0].h);
6197 OPJ_BOOL opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
6198 opj_cparameters_t *parameters,
6200 opj_event_mgr_t * p_manager)
6202 OPJ_UINT32 i, j, tileno, numpocs_tile;
6205 if(!p_j2k || !parameters || ! image) {
6209 if ((parameters->numresolution <= 0) || (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6210 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of resolutions : %d not in range [1,%d]\n", parameters->numresolution, OPJ_J2K_MAXRLVLS);
6214 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6215 cp = &(p_j2k->m_cp);
6217 /* set default values for cp */
6221 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6222 if (parameters->rsiz == OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6223 OPJ_BOOL deprecated_used = OPJ_FALSE;
6224 switch (parameters->cp_cinema){
6225 case OPJ_CINEMA2K_24:
6226 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6227 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6228 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6229 deprecated_used = OPJ_TRUE;
6231 case OPJ_CINEMA2K_48:
6232 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6233 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6234 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6235 deprecated_used = OPJ_TRUE;
6237 case OPJ_CINEMA4K_24:
6238 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6239 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6240 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6241 deprecated_used = OPJ_TRUE;
6247 switch (parameters->cp_rsiz){
6249 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6250 deprecated_used = OPJ_TRUE;
6253 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6254 deprecated_used = OPJ_TRUE;
6257 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6258 deprecated_used = OPJ_TRUE;
6263 if (deprecated_used) {
6264 opj_event_msg(p_manager, EVT_WARNING,
6265 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6266 "Please consider using only the rsiz field\n"
6267 "See openjpeg.h documentation for more details\n");
6271 /* see if max_codestream_size does limit input rate */
6272 if (parameters->max_cs_size <= 0) {
6273 if (parameters->tcp_rates[parameters->tcp_numlayers-1] > 0) {
6274 OPJ_FLOAT32 temp_size;
6275 temp_size =(OPJ_FLOAT32)(image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6276 (parameters->tcp_rates[parameters->tcp_numlayers-1] * 8 * (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6277 parameters->max_cs_size = (int) floor(temp_size);
6279 parameters->max_cs_size = 0;
6282 OPJ_FLOAT32 temp_rate;
6283 OPJ_BOOL cap = OPJ_FALSE;
6284 temp_rate = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6285 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6286 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6287 if (parameters->tcp_rates[i] < temp_rate) {
6288 parameters->tcp_rates[i] = temp_rate;
6293 opj_event_msg(p_manager, EVT_WARNING,
6294 "The desired maximum codestream size has limited\n"
6295 "at least one of the desired quality layers\n");
6299 /* Manage profiles and applications and set RSIZ */
6300 /* set cinema parameters if required */
6301 if (OPJ_IS_CINEMA(parameters->rsiz)){
6302 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6303 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)){
6304 opj_event_msg(p_manager, EVT_WARNING,
6305 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6306 parameters->rsiz = OPJ_PROFILE_NONE;
6308 opj_j2k_set_cinema_parameters(parameters,image,p_manager);
6309 if (!opj_j2k_is_cinema_compliant(image,parameters->rsiz,p_manager)) {
6310 parameters->rsiz = OPJ_PROFILE_NONE;
6313 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6314 opj_event_msg(p_manager, EVT_WARNING,
6315 "JPEG 2000 Long Term Storage profile not yet supported\n");
6316 parameters->rsiz = OPJ_PROFILE_NONE;
6317 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6318 opj_event_msg(p_manager, EVT_WARNING,
6319 "JPEG 2000 Broadcast profiles not yet supported\n");
6320 parameters->rsiz = OPJ_PROFILE_NONE;
6321 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6322 opj_event_msg(p_manager, EVT_WARNING,
6323 "JPEG 2000 IMF profiles not yet supported\n");
6324 parameters->rsiz = OPJ_PROFILE_NONE;
6325 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6326 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6327 opj_event_msg(p_manager, EVT_WARNING,
6328 "JPEG 2000 Part-2 profile defined\n"
6329 "but no Part-2 extension enabled.\n"
6330 "Profile set to NONE.\n");
6331 parameters->rsiz = OPJ_PROFILE_NONE;
6332 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6333 opj_event_msg(p_manager, EVT_WARNING,
6334 "Unsupported Part-2 extension enabled\n"
6335 "Profile set to NONE.\n");
6336 parameters->rsiz = OPJ_PROFILE_NONE;
6341 copy user encoding parameters
6343 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)parameters->max_comp_size;
6344 cp->rsiz = parameters->rsiz;
6345 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)parameters->cp_disto_alloc & 1u;
6346 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)parameters->cp_fixed_alloc & 1u;
6347 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)parameters->cp_fixed_quality & 1u;
6349 /* mod fixed_quality */
6350 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6351 size_t array_size = (size_t)parameters->tcp_numlayers * (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6352 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6353 if (!cp->m_specific_param.m_enc.m_matrice) {
6354 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of user encoding parameters matrix \n");
6357 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
6361 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6362 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6365 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6366 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6368 /* comment string */
6369 if(parameters->cp_comment) {
6370 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6372 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of comment string\n");
6375 strcpy(cp->comment, parameters->cp_comment);
6377 /* Create default comment for codestream */
6378 const char comment[] = "Created by OpenJPEG version ";
6379 const size_t clen = strlen(comment);
6380 const char *version = opj_version();
6384 cp->comment = (char*)opj_malloc(clen+strlen(version)+11);
6386 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6389 sprintf(cp->comment,"%s%s with JPWL", comment, version);
6391 cp->comment = (char*)opj_malloc(clen+strlen(version)+1);
6393 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6396 sprintf(cp->comment,"%s%s", comment, version);
6402 calculate other encoding parameters
6405 if (parameters->tile_size_on) {
6406 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0), (OPJ_INT32)cp->tdx);
6407 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0), (OPJ_INT32)cp->tdy);
6409 cp->tdx = image->x1 - cp->tx0;
6410 cp->tdy = image->y1 - cp->ty0;
6413 if (parameters->tp_on) {
6414 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6415 cp->m_specific_param.m_enc.m_tp_on = 1;
6420 calculate JPWL encoding parameters
6423 if (parameters->jpwl_epc_on) {
6427 cp->epc_on = OPJ_TRUE;
6428 cp->info_on = OPJ_FALSE; /* no informative technique */
6431 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6432 cp->epb_on = OPJ_TRUE;
6434 cp->hprot_MH = parameters->jpwl_hprot_MH;
6435 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6436 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6437 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6439 /* if tile specs are not specified, copy MH specs */
6440 if (cp->hprot_TPH[0] == -1) {
6441 cp->hprot_TPH_tileno[0] = 0;
6442 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6444 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6445 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6446 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6447 cp->pprot[i] = parameters->jpwl_pprot[i];
6451 /* set ESD writing */
6452 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6453 cp->esd_on = OPJ_TRUE;
6455 cp->sens_size = parameters->jpwl_sens_size;
6456 cp->sens_addr = parameters->jpwl_sens_addr;
6457 cp->sens_range = parameters->jpwl_sens_range;
6459 cp->sens_MH = parameters->jpwl_sens_MH;
6460 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6461 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6462 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6466 /* always set RED writing to false: we are at the encoder */
6467 cp->red_on = OPJ_FALSE;
6470 cp->epc_on = OPJ_FALSE;
6472 #endif /* USE_JPWL */
6474 /* initialize the mutiple tiles */
6475 /* ---------------------------- */
6476 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6478 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile coding parameters\n");
6481 if (parameters->numpocs) {
6482 /* initialisation of POC */
6483 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, (OPJ_UINT32)parameters->numresolution, image->numcomps, (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6484 /* TODO MSD use the return value*/
6487 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6488 opj_tcp_t *tcp = &cp->tcps[tileno];
6489 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6491 for (j = 0; j < tcp->numlayers; j++) {
6492 if(OPJ_IS_CINEMA(cp->rsiz)){
6493 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6494 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6496 tcp->rates[j] = parameters->tcp_rates[j];
6498 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6499 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6501 tcp->rates[j] = parameters->tcp_rates[j];
6506 tcp->csty = (OPJ_UINT32)parameters->csty;
6507 tcp->prg = parameters->prog_order;
6508 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6513 if (parameters->numpocs) {
6514 /* initialisation of POC */
6516 for (i = 0; i < parameters->numpocs; i++) {
6517 if (tileno + 1 == parameters->POC[i].tile ) {
6518 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6520 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6521 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6522 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6523 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6524 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6525 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6526 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6532 tcp->numpocs = numpocs_tile -1 ;
6537 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6539 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile component coding parameters\n");
6542 if (parameters->mct_data) {
6544 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6545 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6546 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
6549 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate temp buffer\n");
6554 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6555 if (! tcp->m_mct_coding_matrix) {
6558 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT coding matrix \n");
6561 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
6562 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
6564 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6565 if (! tcp->m_mct_decoding_matrix) {
6568 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT decoding matrix \n");
6571 if(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps) == OPJ_FALSE) {
6574 opj_event_msg(p_manager, EVT_ERROR, "Failed to inverse encoder MCT decoding matrix \n");
6578 tcp->mct_norms = (OPJ_FLOAT64*)
6579 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
6580 if (! tcp->mct_norms) {
6583 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT norms \n");
6586 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
6589 for (i = 0; i < image->numcomps; i++) {
6590 opj_tccp_t *tccp = &tcp->tccps[i];
6591 tccp->m_dc_level_shift = l_dc_shift[i];
6594 if (opj_j2k_setup_mct_encoding(tcp,image) == OPJ_FALSE) {
6595 /* free will be handled by opj_j2k_destroy */
6596 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
6601 if(tcp->mct==1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
6602 if ((image->comps[0].dx != image->comps[1].dx) ||
6603 (image->comps[0].dx != image->comps[2].dx) ||
6604 (image->comps[0].dy != image->comps[1].dy) ||
6605 (image->comps[0].dy != image->comps[2].dy)) {
6606 opj_event_msg(p_manager, EVT_WARNING, "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
6610 for (i = 0; i < image->numcomps; i++) {
6611 opj_tccp_t *tccp = &tcp->tccps[i];
6612 opj_image_comp_t * l_comp = &(image->comps[i]);
6614 if (! l_comp->sgnd) {
6615 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
6620 for (i = 0; i < image->numcomps; i++) {
6621 opj_tccp_t *tccp = &tcp->tccps[i];
6623 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
6624 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
6625 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6626 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6627 tccp->cblksty = (OPJ_UINT32)parameters->mode;
6628 tccp->qmfbid = parameters->irreversible ? 0 : 1;
6629 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
6632 if ((OPJ_INT32)i == parameters->roi_compno) {
6633 tccp->roishift = parameters->roi_shift;
6638 if (parameters->csty & J2K_CCP_CSTY_PRT) {
6639 OPJ_INT32 p = 0, it_res;
6640 assert( tccp->numresolutions > 0 );
6641 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
6642 if (p < parameters->res_spec) {
6644 if (parameters->prcw_init[p] < 1) {
6645 tccp->prcw[it_res] = 1;
6647 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
6650 if (parameters->prch_init[p] < 1) {
6651 tccp->prch[it_res] = 1;
6653 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
6657 OPJ_INT32 res_spec = parameters->res_spec;
6658 OPJ_INT32 size_prcw = 0;
6659 OPJ_INT32 size_prch = 0;
6661 assert(res_spec>0); /* issue 189 */
6662 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6663 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6666 if (size_prcw < 1) {
6667 tccp->prcw[it_res] = 1;
6669 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
6672 if (size_prch < 1) {
6673 tccp->prch[it_res] = 1;
6675 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
6679 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6682 for (j = 0; j < tccp->numresolutions; j++) {
6688 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6692 if (parameters->mct_data) {
6693 opj_free(parameters->mct_data);
6694 parameters->mct_data = 00;
6699 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6701 assert(cstr_index != 00);
6703 /* expand the list? */
6704 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6705 opj_marker_info_t *new_marker;
6706 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->maxmarknum);
6707 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6709 opj_free(cstr_index->marker);
6710 cstr_index->marker = NULL;
6711 cstr_index->maxmarknum = 0;
6712 cstr_index->marknum = 0;
6713 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6716 cstr_index->marker = new_marker;
6719 /* add the marker */
6720 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6721 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6722 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6723 cstr_index->marknum++;
6727 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)
6729 assert(cstr_index != 00);
6730 assert(cstr_index->tile_index != 00);
6732 /* expand the list? */
6733 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6734 opj_marker_info_t *new_marker;
6735 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
6736 new_marker = (opj_marker_info_t *) opj_realloc(
6737 cstr_index->tile_index[tileno].marker,
6738 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6740 opj_free(cstr_index->tile_index[tileno].marker);
6741 cstr_index->tile_index[tileno].marker = NULL;
6742 cstr_index->tile_index[tileno].maxmarknum = 0;
6743 cstr_index->tile_index[tileno].marknum = 0;
6744 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6747 cstr_index->tile_index[tileno].marker = new_marker;
6750 /* add the marker */
6751 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6752 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6753 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6754 cstr_index->tile_index[tileno].marknum++;
6756 if (type == J2K_MS_SOT) {
6757 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6759 if (cstr_index->tile_index[tileno].tp_index)
6760 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6767 * -----------------------------------------------------------------------
6768 * -----------------------------------------------------------------------
6769 * -----------------------------------------------------------------------
6772 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6773 opj_stream_private_t *p_stream,
6774 opj_event_mgr_t * p_manager
6783 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6785 opj_image_t** p_image,
6786 opj_event_mgr_t* p_manager )
6789 assert(p_j2k != 00);
6790 assert(p_stream != 00);
6791 assert(p_manager != 00);
6793 /* create an empty image header */
6794 p_j2k->m_private_image = opj_image_create0();
6795 if (! p_j2k->m_private_image) {
6799 /* customization of the validation */
6800 opj_j2k_setup_decoding_validation(p_j2k);
6802 /* validation of the parameters codec */
6803 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6804 opj_image_destroy(p_j2k->m_private_image);
6805 p_j2k->m_private_image = NULL;
6809 /* customization of the encoding */
6810 opj_j2k_setup_header_reading(p_j2k);
6813 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6814 opj_image_destroy(p_j2k->m_private_image);
6815 p_j2k->m_private_image = NULL;
6819 *p_image = opj_image_create0();
6824 /* Copy codestream image information to the output image */
6825 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6827 /*Allocate and initialize some elements of codestrem index*/
6828 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6835 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6838 assert(p_j2k != 00);
6840 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6842 /* DEVELOPER CORNER, add your custom procedures */
6843 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6847 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6850 assert(p_j2k != 00);
6852 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6853 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6854 /* DEVELOPER CORNER, add your custom validation procedure */
6858 OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6859 opj_stream_private_t *p_stream,
6860 opj_event_mgr_t * p_manager )
6862 OPJ_BOOL l_is_valid = OPJ_TRUE;
6866 assert(p_j2k != 00);
6867 assert(p_stream != 00);
6868 assert(p_manager != 00);
6870 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6871 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6872 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6874 for (i=0;i<l_nb_tiles;++i) {
6875 if (l_tcp->mct == 2) {
6876 opj_tccp_t * l_tccp = l_tcp->tccps;
6877 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6879 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6880 l_is_valid &= ! (l_tccp->qmfbid & 1);
6891 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6894 OPJ_UINT32 l_indix = 1;
6895 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6896 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6897 OPJ_UINT32 l_mct_size,l_nb_elem;
6898 OPJ_FLOAT32 * l_data, * l_current_data;
6899 opj_tccp_t * l_tccp;
6902 assert(p_tcp != 00);
6904 if (p_tcp->mct != 2) {
6908 if (p_tcp->m_mct_decoding_matrix) {
6909 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6910 opj_mct_data_t *new_mct_records;
6911 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6913 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));
6914 if (! new_mct_records) {
6915 opj_free(p_tcp->m_mct_records);
6916 p_tcp->m_mct_records = NULL;
6917 p_tcp->m_nb_max_mct_records = 0;
6918 p_tcp->m_nb_mct_records = 0;
6919 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6922 p_tcp->m_mct_records = new_mct_records;
6923 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6925 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6927 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6929 if (l_mct_deco_data->m_data) {
6930 opj_free(l_mct_deco_data->m_data);
6931 l_mct_deco_data->m_data = 00;
6934 l_mct_deco_data->m_index = l_indix++;
6935 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6936 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6937 l_nb_elem = p_image->numcomps * p_image->numcomps;
6938 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6939 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6941 if (! l_mct_deco_data->m_data) {
6945 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);
6947 l_mct_deco_data->m_data_size = l_mct_size;
6948 ++p_tcp->m_nb_mct_records;
6951 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6952 opj_mct_data_t *new_mct_records;
6953 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6954 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));
6955 if (! new_mct_records) {
6956 opj_free(p_tcp->m_mct_records);
6957 p_tcp->m_mct_records = NULL;
6958 p_tcp->m_nb_max_mct_records = 0;
6959 p_tcp->m_nb_mct_records = 0;
6960 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6963 p_tcp->m_mct_records = new_mct_records;
6964 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6966 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6968 if (l_mct_deco_data) {
6969 l_mct_deco_data = l_mct_offset_data - 1;
6973 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6975 if (l_mct_offset_data->m_data) {
6976 opj_free(l_mct_offset_data->m_data);
6977 l_mct_offset_data->m_data = 00;
6980 l_mct_offset_data->m_index = l_indix++;
6981 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6982 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6983 l_nb_elem = p_image->numcomps;
6984 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6985 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6987 if (! l_mct_offset_data->m_data) {
6991 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6993 opj_free(l_mct_offset_data->m_data);
6994 l_mct_offset_data->m_data = 00;
6998 l_tccp = p_tcp->tccps;
6999 l_current_data = l_data;
7001 for (i=0;i<l_nb_elem;++i) {
7002 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
7006 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
7010 l_mct_offset_data->m_data_size = l_mct_size;
7012 ++p_tcp->m_nb_mct_records;
7014 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7015 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7016 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7017 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7018 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
7019 if (! new_mcc_records) {
7020 opj_free(p_tcp->m_mcc_records);
7021 p_tcp->m_mcc_records = NULL;
7022 p_tcp->m_nb_max_mcc_records = 0;
7023 p_tcp->m_nb_mcc_records = 0;
7024 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7027 p_tcp->m_mcc_records = new_mcc_records;
7028 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7029 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));
7033 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7034 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7035 l_mcc_data->m_is_irreversible = 1;
7036 l_mcc_data->m_nb_comps = p_image->numcomps;
7037 l_mcc_data->m_index = l_indix++;
7038 l_mcc_data->m_offset_array = l_mct_offset_data;
7039 ++p_tcp->m_nb_mcc_records;
7044 OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
7045 opj_stream_private_t *p_stream,
7046 opj_event_mgr_t * p_manager )
7048 /* add here initialization of cp
7049 copy paste of setup_decoder */
7056 OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
7057 opj_stream_private_t *p_stream,
7058 opj_event_mgr_t * p_manager )
7060 /* add here initialization of cp
7061 copy paste of setup_encoder */
7068 OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
7069 opj_stream_private_t *p_stream,
7070 opj_event_mgr_t * p_manager )
7072 OPJ_BOOL l_is_valid = OPJ_TRUE;
7075 assert(p_j2k != 00);
7076 assert(p_stream != 00);
7077 assert(p_manager != 00);
7079 /* STATE checking */
7080 /* make sure the state is at 0 */
7081 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7083 /* POINTER validation */
7084 /* make sure a p_j2k codec is present */
7085 l_is_valid &= (p_j2k->m_procedure_list != 00);
7086 /* make sure a validation list is present */
7087 l_is_valid &= (p_j2k->m_validation_list != 00);
7089 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7090 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7091 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7092 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) || (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7093 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7097 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7098 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7102 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7103 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7107 /* PARAMETER VALIDATION */
7111 OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
7112 opj_stream_private_t *p_stream,
7113 opj_event_mgr_t * p_manager
7116 OPJ_BOOL l_is_valid = OPJ_TRUE;
7119 assert(p_j2k != 00);
7120 assert(p_stream != 00);
7121 assert(p_manager != 00);
7123 /* STATE checking */
7124 /* make sure the state is at 0 */
7126 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7128 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7130 /* POINTER validation */
7131 /* make sure a p_j2k codec is present */
7132 /* make sure a procedure list is present */
7133 l_is_valid &= (p_j2k->m_procedure_list != 00);
7134 /* make sure a validation list is present */
7135 l_is_valid &= (p_j2k->m_validation_list != 00);
7137 /* PARAMETER VALIDATION */
7141 OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
7142 opj_stream_private_t *p_stream,
7143 opj_event_mgr_t * p_manager)
7145 OPJ_UINT32 l_current_marker;
7146 OPJ_UINT32 l_marker_size;
7147 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7148 OPJ_BOOL l_has_siz = 0;
7149 OPJ_BOOL l_has_cod = 0;
7150 OPJ_BOOL l_has_qcd = 0;
7153 assert(p_stream != 00);
7154 assert(p_j2k != 00);
7155 assert(p_manager != 00);
7157 /* We enter in the main header */
7158 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7160 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7161 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
7162 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7166 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7167 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7168 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7172 /* Read 2 bytes as the new marker ID */
7173 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7175 /* Try to read until the SOT is detected */
7176 while (l_current_marker != J2K_MS_SOT) {
7178 /* Check if the current marker ID is valid */
7179 if (l_current_marker < 0xff00) {
7180 opj_event_msg(p_manager, EVT_ERROR, "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7184 /* Get the marker handler from the marker ID */
7185 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7187 /* Manage case where marker is unknown */
7188 if (l_marker_handler->id == J2K_MS_UNK) {
7189 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
7190 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
7194 if (l_current_marker == J2K_MS_SOT)
7195 break; /* SOT marker is detected main header is completely read */
7196 else /* Get the marker handler from the marker ID */
7197 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7200 if (l_marker_handler->id == J2K_MS_SIZ) {
7201 /* Mark required SIZ marker as found */
7204 if (l_marker_handler->id == J2K_MS_COD) {
7205 /* Mark required COD marker as found */
7208 if (l_marker_handler->id == J2K_MS_QCD) {
7209 /* Mark required QCD marker as found */
7213 /* Check if the marker is known and if it is the right place to find it */
7214 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7215 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7219 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7220 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7221 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7225 /* read 2 bytes as the marker size */
7226 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7227 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7229 /* Check if the marker size is compatible with the header data size */
7230 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7231 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7232 if (! new_header_data) {
7233 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7234 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7235 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7236 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7239 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7240 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7243 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7244 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) {
7245 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7249 /* Read the marker segment with the correct marker handler */
7250 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7251 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
7255 /* Add the marker to the codestream index*/
7256 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7258 l_marker_handler->id,
7259 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7260 l_marker_size + 4 )) {
7261 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7265 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7266 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7267 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7271 /* read 2 bytes as the new marker ID */
7272 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7275 if (l_has_siz == 0) {
7276 opj_event_msg(p_manager, EVT_ERROR, "required SIZ marker not found in main header\n");
7279 if (l_has_cod == 0) {
7280 opj_event_msg(p_manager, EVT_ERROR, "required COD marker not found in main header\n");
7283 if (l_has_qcd == 0) {
7284 opj_event_msg(p_manager, EVT_ERROR, "required QCD marker not found in main header\n");
7288 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7290 /* Position of the last element if the main header */
7291 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7293 /* Next step: read a tile-part header */
7294 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7299 OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
7300 opj_procedure_list_t * p_procedure_list,
7301 opj_stream_private_t *p_stream,
7302 opj_event_mgr_t * p_manager )
7304 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
7305 OPJ_BOOL l_result = OPJ_TRUE;
7306 OPJ_UINT32 l_nb_proc, i;
7309 assert(p_procedure_list != 00);
7310 assert(p_j2k != 00);
7311 assert(p_stream != 00);
7312 assert(p_manager != 00);
7314 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7315 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7317 for (i=0;i<l_nb_proc;++i) {
7318 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
7322 /* and clear the procedure list at the end.*/
7323 opj_procedure_list_clear(p_procedure_list);
7328 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
7329 opj_stream_private_t *p_stream,
7330 opj_event_mgr_t * p_manager
7333 opj_tcp_t * l_tcp = 00;
7334 opj_tcp_t * l_default_tcp = 00;
7335 OPJ_UINT32 l_nb_tiles;
7337 opj_tccp_t *l_current_tccp = 00;
7338 OPJ_UINT32 l_tccp_size;
7339 OPJ_UINT32 l_mct_size;
7340 opj_image_t * l_image;
7341 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
7342 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7343 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7344 OPJ_UINT32 l_offset;
7347 assert(p_j2k != 00);
7348 assert(p_stream != 00);
7349 assert(p_manager != 00);
7351 l_image = p_j2k->m_private_image;
7352 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7353 l_tcp = p_j2k->m_cp.tcps;
7354 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7355 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7356 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
7359 for (i=0; i<l_nb_tiles; ++i) {
7360 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7361 l_current_tccp = l_tcp->tccps;
7362 /*Copy default coding parameters into the current tile coding parameters*/
7363 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7364 /* Initialize some values of the current tile coding parameters*/
7367 l_tcp->ppt_data = 00;
7368 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7369 l_tcp->tccps = l_current_tccp;
7371 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7372 if (l_default_tcp->m_mct_decoding_matrix) {
7373 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7374 if (! l_tcp->m_mct_decoding_matrix ) {
7377 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
7380 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7381 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(opj_mct_data_t);
7382 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7383 if (! l_tcp->m_mct_records) {
7386 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
7388 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7389 l_src_mct_rec = l_default_tcp->m_mct_records;
7390 l_dest_mct_rec = l_tcp->m_mct_records;
7392 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
7394 if (l_src_mct_rec->m_data) {
7396 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7397 if(! l_dest_mct_rec->m_data) {
7400 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
7407 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7408 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(opj_simple_mcc_decorrelation_data_t);
7409 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
7410 if (! l_tcp->m_mcc_records) {
7413 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
7415 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7416 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7417 l_dest_mcc_rec = l_tcp->m_mcc_records;
7419 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
7421 if (l_src_mcc_rec->m_decorrelation_array) {
7422 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records);
7423 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7426 if (l_src_mcc_rec->m_offset_array) {
7427 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records);
7428 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7435 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7436 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
7438 /* Move to next tile cp*/
7442 /* Create the current tile decoder*/
7443 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
7444 if (! p_j2k->m_tcd ) {
7448 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
7449 opj_tcd_destroy(p_j2k->m_tcd);
7451 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7458 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
7460 const opj_dec_memory_marker_handler_t *e;
7461 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
7462 if (e->id == p_id) {
7463 break; /* we find a handler corresponding to the marker ID*/
7469 void opj_j2k_destroy (opj_j2k_t *p_j2k)
7475 if (p_j2k->m_is_decoder) {
7477 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
7478 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7479 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7480 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
7483 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
7484 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7485 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
7486 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7491 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
7492 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
7493 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
7496 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
7497 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
7498 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
7499 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
7502 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
7503 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
7504 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
7505 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
7509 opj_tcd_destroy(p_j2k->m_tcd);
7511 opj_j2k_cp_destroy(&(p_j2k->m_cp));
7512 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
7514 opj_procedure_list_destroy(p_j2k->m_procedure_list);
7515 p_j2k->m_procedure_list = 00;
7517 opj_procedure_list_destroy(p_j2k->m_validation_list);
7518 p_j2k->m_procedure_list = 00;
7520 j2k_destroy_cstr_index(p_j2k->cstr_index);
7521 p_j2k->cstr_index = NULL;
7523 opj_image_destroy(p_j2k->m_private_image);
7524 p_j2k->m_private_image = NULL;
7526 opj_image_destroy(p_j2k->m_output_image);
7527 p_j2k->m_output_image = NULL;
7532 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
7536 if (p_cstr_ind->marker) {
7537 opj_free(p_cstr_ind->marker);
7538 p_cstr_ind->marker = NULL;
7541 if (p_cstr_ind->tile_index) {
7542 OPJ_UINT32 it_tile = 0;
7544 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
7546 if(p_cstr_ind->tile_index[it_tile].packet_index) {
7547 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
7548 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
7551 if(p_cstr_ind->tile_index[it_tile].tp_index){
7552 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
7553 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
7556 if(p_cstr_ind->tile_index[it_tile].marker){
7557 opj_free(p_cstr_ind->tile_index[it_tile].marker);
7558 p_cstr_ind->tile_index[it_tile].marker = NULL;
7563 opj_free( p_cstr_ind->tile_index);
7564 p_cstr_ind->tile_index = NULL;
7567 opj_free(p_cstr_ind);
7571 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
7577 if (p_tcp->ppt_buffer != 00) {
7578 opj_free(p_tcp->ppt_buffer);
7579 p_tcp->ppt_buffer = 00;
7582 if (p_tcp->tccps != 00) {
7583 opj_free(p_tcp->tccps);
7587 if (p_tcp->m_mct_coding_matrix != 00) {
7588 opj_free(p_tcp->m_mct_coding_matrix);
7589 p_tcp->m_mct_coding_matrix = 00;
7592 if (p_tcp->m_mct_decoding_matrix != 00) {
7593 opj_free(p_tcp->m_mct_decoding_matrix);
7594 p_tcp->m_mct_decoding_matrix = 00;
7597 if (p_tcp->m_mcc_records) {
7598 opj_free(p_tcp->m_mcc_records);
7599 p_tcp->m_mcc_records = 00;
7600 p_tcp->m_nb_max_mcc_records = 0;
7601 p_tcp->m_nb_mcc_records = 0;
7604 if (p_tcp->m_mct_records) {
7605 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
7608 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
7609 if (l_mct_data->m_data) {
7610 opj_free(l_mct_data->m_data);
7611 l_mct_data->m_data = 00;
7617 opj_free(p_tcp->m_mct_records);
7618 p_tcp->m_mct_records = 00;
7621 if (p_tcp->mct_norms != 00) {
7622 opj_free(p_tcp->mct_norms);
7623 p_tcp->mct_norms = 00;
7626 opj_j2k_tcp_data_destroy(p_tcp);
7630 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
7632 if (p_tcp->m_data) {
7633 opj_free(p_tcp->m_data);
7634 p_tcp->m_data = NULL;
7635 p_tcp->m_data_size = 0;
7639 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
7641 OPJ_UINT32 l_nb_tiles;
7642 opj_tcp_t * l_current_tile = 00;
7649 if (p_cp->tcps != 00)
7651 l_current_tile = p_cp->tcps;
7652 l_nb_tiles = p_cp->th * p_cp->tw;
7654 for (i = 0; i < l_nb_tiles; ++i)
7656 opj_j2k_tcp_destroy(l_current_tile);
7659 opj_free(p_cp->tcps);
7662 opj_free(p_cp->ppm_buffer);
7663 p_cp->ppm_buffer = 00;
7664 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
7665 opj_free(p_cp->comment);
7667 if (! p_cp->m_is_decoder)
7669 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
7670 p_cp->m_specific_param.m_enc.m_matrice = 00;
7674 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
7675 OPJ_UINT32 * p_tile_index,
7676 OPJ_UINT32 * p_data_size,
7677 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
7678 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
7679 OPJ_UINT32 * p_nb_comps,
7681 opj_stream_private_t *p_stream,
7682 opj_event_mgr_t * p_manager )
7684 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
7685 OPJ_UINT32 l_marker_size;
7686 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7687 opj_tcp_t * l_tcp = NULL;
7688 OPJ_UINT32 l_nb_tiles;
7691 assert(p_stream != 00);
7692 assert(p_j2k != 00);
7693 assert(p_manager != 00);
7695 /* Reach the End Of Codestream ?*/
7696 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7697 l_current_marker = J2K_MS_EOC;
7699 /* We need to encounter a SOT marker (a new tile-part header) */
7700 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7704 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7705 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7707 /* Try to read until the Start Of Data is detected */
7708 while (l_current_marker != J2K_MS_SOD) {
7710 if(opj_stream_get_number_byte_left(p_stream) == 0)
7712 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7716 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7717 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7718 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7722 /* Read 2 bytes from the buffer as the marker size */
7723 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7725 /* Check marker size (does not include marker ID but includes marker size) */
7726 if (l_marker_size < 2) {
7727 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
7731 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
7732 if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) {
7733 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7737 /* Why this condition? FIXME */
7738 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7739 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7741 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7743 /* Get the marker handler from the marker ID */
7744 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7746 /* Check if the marker is known and if it is the right place to find it */
7747 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7748 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7751 /* FIXME manage case of unknown marker as in the main header ? */
7753 /* Check if the marker size is compatible with the header data size */
7754 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7755 OPJ_BYTE *new_header_data = NULL;
7756 /* If we are here, this means we consider this marker as known & we will read it */
7757 /* Check enough bytes left in stream before allocation */
7758 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
7759 opj_event_msg(p_manager, EVT_ERROR, "Marker size inconsistent with stream length\n");
7762 new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7763 if (! new_header_data) {
7764 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7765 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7766 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7767 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7770 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7771 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7774 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7775 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) {
7776 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7780 if (!l_marker_handler->handler) {
7781 /* See issue #175 */
7782 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7785 /* Read the marker segment with the correct marker handler */
7786 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7787 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7791 /* Add the marker to the codestream index*/
7792 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7794 l_marker_handler->id,
7795 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7796 l_marker_size + 4 )) {
7797 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7801 /* Keep the position of the last SOT marker read */
7802 if ( l_marker_handler->id == J2K_MS_SOT ) {
7803 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7804 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7806 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7810 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7811 /* Skip the rest of the tile part header*/
7812 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) {
7813 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7816 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7819 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7820 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7821 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7824 /* Read 2 bytes from the buffer as the new marker ID */
7825 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7828 if(opj_stream_get_number_byte_left(p_stream) == 0
7829 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
7832 /* If we didn't skip data before, we need to read the SOD marker*/
7833 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7834 /* Try to read the SOD marker and skip data ? FIXME */
7835 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7839 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7840 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7841 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7842 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7846 /* Read 2 bytes from buffer as the new marker ID */
7847 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7851 /* Indicate we will try to read a new tile-part header*/
7852 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
7853 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7854 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7856 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7857 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7858 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7862 /* Read 2 bytes from buffer as the new marker ID */
7863 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7867 /* Current marker is the EOC marker ?*/
7868 if (l_current_marker == J2K_MS_EOC) {
7869 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
7870 p_j2k->m_current_tile_number = 0;
7871 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
7876 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
7877 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
7878 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7880 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
7881 ++p_j2k->m_current_tile_number;
7885 if (p_j2k->m_current_tile_number == l_nb_tiles) {
7886 *p_go_on = OPJ_FALSE;
7892 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
7893 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7897 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
7898 p_j2k->m_current_tile_number+1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
7900 *p_tile_index = p_j2k->m_current_tile_number;
7901 *p_go_on = OPJ_TRUE;
7902 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
7903 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
7904 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
7905 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
7906 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
7907 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
7909 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
7914 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
7915 OPJ_UINT32 p_tile_index,
7917 OPJ_UINT32 p_data_size,
7918 opj_stream_private_t *p_stream,
7919 opj_event_mgr_t * p_manager )
7921 OPJ_UINT32 l_current_marker;
7922 OPJ_BYTE l_data [2];
7926 assert(p_stream != 00);
7927 assert(p_j2k != 00);
7928 assert(p_manager != 00);
7930 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
7931 || (p_tile_index != p_j2k->m_current_tile_number) ) {
7935 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
7936 if (! l_tcp->m_data) {
7937 opj_j2k_tcp_destroy(l_tcp);
7941 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
7945 p_j2k->cstr_index) ) {
7946 opj_j2k_tcp_destroy(l_tcp);
7947 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
7948 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
7952 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
7956 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
7957 * we destroy just the data which will be re-read in read_tile_header*/
7958 /*opj_j2k_tcp_destroy(l_tcp);
7959 p_j2k->m_tcd->tcp = 0;*/
7960 opj_j2k_tcp_data_destroy(l_tcp);
7962 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7963 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080u));/* FIXME J2K_DEC_STATE_DATA);*/
7965 if(opj_stream_get_number_byte_left(p_stream) == 0
7966 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){
7970 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
7971 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
7972 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7976 opj_read_bytes(l_data,&l_current_marker,2);
7978 if (l_current_marker == J2K_MS_EOC) {
7979 p_j2k->m_current_tile_number = 0;
7980 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
7982 else if (l_current_marker != J2K_MS_SOT)
7984 if(opj_stream_get_number_byte_left(p_stream) == 0) {
7985 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7986 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
7989 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
7997 OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
7999 OPJ_UINT32 i,j,k = 0;
8000 OPJ_UINT32 l_width_src,l_height_src;
8001 OPJ_UINT32 l_width_dest,l_height_dest;
8002 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8003 OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8004 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
8005 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8006 OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
8008 opj_image_comp_t * l_img_comp_src = 00;
8009 opj_image_comp_t * l_img_comp_dest = 00;
8011 opj_tcd_tilecomp_t * l_tilec = 00;
8012 opj_image_t * l_image_src = 00;
8013 OPJ_UINT32 l_size_comp, l_remaining;
8014 OPJ_INT32 * l_dest_ptr;
8015 opj_tcd_resolution_t* l_res= 00;
8017 l_tilec = p_tcd->tcd_image->tiles->comps;
8018 l_image_src = p_tcd->image;
8019 l_img_comp_src = l_image_src->comps;
8021 l_img_comp_dest = p_output_image->comps;
8023 for (i=0; i<l_image_src->numcomps; i++) {
8025 /* Allocate output component buffer if necessary */
8026 if (!l_img_comp_dest->data) {
8028 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
8029 if (! l_img_comp_dest->data) {
8034 /* Copy info from decoded comp image to output image */
8035 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8038 /* Compute the precision of the output buffer */
8039 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8040 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8041 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8047 if (l_size_comp == 3) {
8052 /* Current tile component size*/
8054 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8055 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8058 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8059 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8061 /* Border of the current output component*/
8062 l_x0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->x0, (OPJ_INT32)l_img_comp_dest->factor);
8063 l_y0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->y0, (OPJ_INT32)l_img_comp_dest->factor);
8064 l_x1_dest = l_x0_dest + l_img_comp_dest->w;
8065 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8068 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8069 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8073 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8074 * of the input buffer (decoded tile component) which will be move
8075 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8076 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8077 * by this input area.
8079 assert( l_res->x0 >= 0);
8080 assert( l_res->x1 >= 0);
8081 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
8082 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8083 l_offset_x0_src = 0;
8085 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8086 l_width_dest = l_width_src;
8087 l_offset_x1_src = 0;
8090 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8091 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8095 l_start_x_dest = 0 ;
8096 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8098 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8099 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8100 l_offset_x1_src = 0;
8103 l_width_dest = l_img_comp_dest->w ;
8104 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8108 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
8109 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8110 l_offset_y0_src = 0;
8112 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8113 l_height_dest = l_height_src;
8114 l_offset_y1_src = 0;
8117 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8118 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8122 l_start_y_dest = 0 ;
8123 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8125 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8126 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8127 l_offset_y1_src = 0;
8130 l_height_dest = l_img_comp_dest->h ;
8131 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8135 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
8138 /* testcase 2977.pdf.asan.67.2198 */
8139 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8144 /* Compute the input buffer offset */
8145 l_start_offset_src = l_offset_x0_src + l_offset_y0_src * (OPJ_INT32)l_width_src;
8146 l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
8147 l_end_offset_src = l_offset_y1_src * (OPJ_INT32)l_width_src - l_offset_x0_src;
8149 /* Compute the output buffer offset */
8150 l_start_offset_dest = (OPJ_INT32)(l_start_x_dest + l_start_y_dest * l_img_comp_dest->w);
8151 l_line_offset_dest = (OPJ_INT32)(l_img_comp_dest->w - l_width_dest);
8153 /* Move the output buffer to the first place where we will write*/
8154 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8157 fprintf(stdout, "COMPO[%d]:\n",i);
8158 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
8159 "\t tile offset:%d, %d, %d, %d\n"
8160 "\t buffer offset: %d; %d, %d\n",
8161 l_res->x0, l_res->y0, l_width_src, l_height_src,
8162 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
8163 l_start_offset_src, l_line_offset_src, l_end_offset_src);
8165 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
8166 "\t start offset: %d, line offset= %d\n",
8167 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
8170 switch (l_size_comp) {
8173 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
8174 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
8176 if (l_img_comp_src->sgnd) {
8177 for (j = 0 ; j < l_height_dest ; ++j) {
8178 for ( k = 0 ; k < l_width_dest ; ++k) {
8179 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
8182 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
8183 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
8187 for ( j = 0 ; j < l_height_dest ; ++j ) {
8188 for ( k = 0 ; k < l_width_dest ; ++k) {
8189 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
8192 l_dest_ptr+= l_line_offset_dest;
8193 l_src_ptr += l_line_offset_src;
8197 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
8198 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
8203 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
8204 l_src_ptr += l_start_offset_src;
8206 if (l_img_comp_src->sgnd) {
8207 for (j=0;j<l_height_dest;++j) {
8208 for (k=0;k<l_width_dest;++k) {
8209 *(l_dest_ptr++) = *(l_src_ptr++);
8212 l_dest_ptr+= l_line_offset_dest;
8213 l_src_ptr += l_line_offset_src ;
8217 for (j=0;j<l_height_dest;++j) {
8218 for (k=0;k<l_width_dest;++k) {
8219 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
8222 l_dest_ptr+= l_line_offset_dest;
8223 l_src_ptr += l_line_offset_src ;
8227 l_src_ptr += l_end_offset_src;
8228 p_data = (OPJ_BYTE*) l_src_ptr;
8233 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
8234 l_src_ptr += l_start_offset_src;
8236 for (j=0;j<l_height_dest;++j) {
8237 for (k=0;k<l_width_dest;++k) {
8238 *(l_dest_ptr++) = (*(l_src_ptr++));
8241 l_dest_ptr+= l_line_offset_dest;
8242 l_src_ptr += l_line_offset_src ;
8245 l_src_ptr += l_end_offset_src;
8246 p_data = (OPJ_BYTE*) l_src_ptr;
8259 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
8260 opj_image_t* p_image,
8261 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
8262 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
8263 opj_event_mgr_t * p_manager )
8265 opj_cp_t * l_cp = &(p_j2k->m_cp);
8266 opj_image_t * l_image = p_j2k->m_private_image;
8269 OPJ_INT32 l_comp_x1, l_comp_y1;
8270 opj_image_comp_t* l_img_comp = NULL;
8272 /* Check if we are read the main header */
8273 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
8274 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
8278 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
8279 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
8281 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8282 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8283 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8284 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8290 /* Check if the positions provided by the user are correct */
8293 assert(p_start_x >= 0 );
8294 assert(p_start_y >= 0 );
8296 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
8297 opj_event_msg(p_manager, EVT_ERROR,
8298 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
8299 p_start_x, l_image->x1);
8302 else if ((OPJ_UINT32)p_start_x < l_image->x0){
8303 opj_event_msg(p_manager, EVT_WARNING,
8304 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
8305 p_start_x, l_image->x0);
8306 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8307 p_image->x0 = l_image->x0;
8310 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - l_cp->tx0) / l_cp->tdx;
8311 p_image->x0 = (OPJ_UINT32)p_start_x;
8315 if ((OPJ_UINT32)p_start_y > l_image->y1){
8316 opj_event_msg(p_manager, EVT_ERROR,
8317 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
8318 p_start_y, l_image->y1);
8321 else if ((OPJ_UINT32)p_start_y < l_image->y0){
8322 opj_event_msg(p_manager, EVT_WARNING,
8323 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
8324 p_start_y, l_image->y0);
8325 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8326 p_image->y0 = l_image->y0;
8329 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - l_cp->ty0) / l_cp->tdy;
8330 p_image->y0 = (OPJ_UINT32)p_start_y;
8334 assert((OPJ_UINT32)p_end_x > 0);
8335 assert((OPJ_UINT32)p_end_y > 0);
8336 if ((OPJ_UINT32)p_end_x < l_image->x0) {
8337 opj_event_msg(p_manager, EVT_ERROR,
8338 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
8339 p_end_x, l_image->x0);
8342 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
8343 opj_event_msg(p_manager, EVT_WARNING,
8344 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
8345 p_end_x, l_image->x1);
8346 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8347 p_image->x1 = l_image->x1;
8350 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);
8351 p_image->x1 = (OPJ_UINT32)p_end_x;
8355 if ((OPJ_UINT32)p_end_y < l_image->y0) {
8356 opj_event_msg(p_manager, EVT_ERROR,
8357 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
8358 p_end_y, l_image->y0);
8361 if ((OPJ_UINT32)p_end_y > l_image->y1){
8362 opj_event_msg(p_manager, EVT_WARNING,
8363 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
8364 p_end_y, l_image->y1);
8365 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8366 p_image->y1 = l_image->y1;
8369 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);
8370 p_image->y1 = (OPJ_UINT32)p_end_y;
8374 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
8376 l_img_comp = p_image->comps;
8377 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
8381 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
8382 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
8383 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
8384 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
8386 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
8387 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
8389 opj_event_msg(p_manager, EVT_ERROR,
8390 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
8394 l_img_comp->w = (OPJ_UINT32)l_w;
8396 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
8397 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
8399 opj_event_msg(p_manager, EVT_ERROR,
8400 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
8404 l_img_comp->h = (OPJ_UINT32)l_h;
8409 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
8410 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
8415 opj_j2k_t* opj_j2k_create_decompress(void)
8417 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
8422 l_j2k->m_is_decoder = 1;
8423 l_j2k->m_cp.m_is_decoder = 1;
8425 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,sizeof(opj_tcp_t));
8426 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
8427 opj_j2k_destroy(l_j2k);
8431 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,OPJ_J2K_DEFAULT_HEADER_SIZE);
8432 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
8433 opj_j2k_destroy(l_j2k);
8437 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
8439 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
8441 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
8443 /* codestream index creation */
8444 l_j2k->cstr_index = opj_j2k_create_cstr_index();
8445 if (!l_j2k->cstr_index){
8446 opj_j2k_destroy(l_j2k);
8450 /* validation list creation */
8451 l_j2k->m_validation_list = opj_procedure_list_create();
8452 if (! l_j2k->m_validation_list) {
8453 opj_j2k_destroy(l_j2k);
8457 /* execution list creation */
8458 l_j2k->m_procedure_list = opj_procedure_list_create();
8459 if (! l_j2k->m_procedure_list) {
8460 opj_j2k_destroy(l_j2k);
8467 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
8469 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
8470 opj_calloc(1,sizeof(opj_codestream_index_t));
8474 cstr_index->maxmarknum = 100;
8475 cstr_index->marknum = 0;
8476 cstr_index->marker = (opj_marker_info_t*)
8477 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
8478 if (!cstr_index-> marker)
8481 cstr_index->tile_index = NULL;
8486 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
8487 OPJ_UINT32 p_tile_no,
8488 OPJ_UINT32 p_comp_no )
8490 opj_cp_t *l_cp = 00;
8491 opj_tcp_t *l_tcp = 00;
8492 opj_tccp_t *l_tccp = 00;
8495 assert(p_j2k != 00);
8497 l_cp = &(p_j2k->m_cp);
8498 l_tcp = &l_cp->tcps[p_tile_no];
8499 l_tccp = &l_tcp->tccps[p_comp_no];
8501 /* preconditions again */
8502 assert(p_tile_no < (l_cp->tw * l_cp->th));
8503 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8505 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8506 return 5 + l_tccp->numresolutions;
8513 OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
8514 OPJ_UINT32 p_tile_no,
8515 OPJ_UINT32 p_comp_no,
8517 OPJ_UINT32 * p_header_size,
8518 struct opj_event_mgr * p_manager )
8521 opj_cp_t *l_cp = 00;
8522 opj_tcp_t *l_tcp = 00;
8523 opj_tccp_t *l_tccp = 00;
8526 assert(p_j2k != 00);
8527 assert(p_header_size != 00);
8528 assert(p_manager != 00);
8529 assert(p_data != 00);
8531 l_cp = &(p_j2k->m_cp);
8532 l_tcp = &l_cp->tcps[p_tile_no];
8533 l_tccp = &l_tcp->tccps[p_comp_no];
8535 /* preconditions again */
8536 assert(p_tile_no < (l_cp->tw * l_cp->th));
8537 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
8539 if (*p_header_size < 5) {
8540 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8544 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
8547 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
8550 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
8553 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
8556 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
8559 *p_header_size = *p_header_size - 5;
8561 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8563 if (*p_header_size < l_tccp->numresolutions) {
8564 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8568 for (i = 0; i < l_tccp->numresolutions; ++i) {
8569 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
8573 *p_header_size = *p_header_size - l_tccp->numresolutions;
8579 OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
8581 OPJ_BYTE * p_header_data,
8582 OPJ_UINT32 * p_header_size,
8583 opj_event_mgr_t * p_manager)
8585 OPJ_UINT32 i, l_tmp;
8586 opj_cp_t *l_cp = NULL;
8587 opj_tcp_t *l_tcp = NULL;
8588 opj_tccp_t *l_tccp = NULL;
8589 OPJ_BYTE * l_current_ptr = NULL;
8592 assert(p_j2k != 00);
8593 assert(p_manager != 00);
8594 assert(p_header_data != 00);
8596 l_cp = &(p_j2k->m_cp);
8597 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
8598 &l_cp->tcps[p_j2k->m_current_tile_number] :
8599 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8601 /* precondition again */
8602 assert(compno < p_j2k->m_private_image->numcomps);
8604 l_tccp = &l_tcp->tccps[compno];
8605 l_current_ptr = p_header_data;
8607 /* make sure room is sufficient */
8608 if (*p_header_size < 5) {
8609 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8613 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
8614 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
8615 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
8616 opj_event_msg(p_manager, EVT_ERROR,
8617 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
8618 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
8623 /* If user wants to remove more resolutions than the codestream contains, return error */
8624 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
8625 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
8626 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
8627 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
8631 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
8635 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
8639 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) || ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
8640 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
8645 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
8648 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
8651 *p_header_size = *p_header_size - 5;
8653 /* use custom precinct size ? */
8654 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8655 if (*p_header_size < l_tccp->numresolutions) {
8656 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8660 for (i = 0; i < l_tccp->numresolutions; ++i) {
8661 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
8663 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
8664 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
8665 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
8668 l_tccp->prcw[i] = l_tmp & 0xf;
8669 l_tccp->prch[i] = l_tmp >> 4;
8672 *p_header_size = *p_header_size - l_tccp->numresolutions;
8675 /* set default size for the precinct width and height */
8676 for (i = 0; i < l_tccp->numresolutions; ++i) {
8677 l_tccp->prcw[i] = 15;
8678 l_tccp->prch[i] = 15;
8682 #ifdef WIP_REMOVE_MSD
8684 if (p_j2k->cstr_info && compno == 0) {
8685 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
8687 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
8688 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
8689 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
8690 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
8691 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
8693 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
8694 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
8702 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
8706 opj_cp_t *l_cp = NULL;
8707 opj_tcp_t *l_tcp = NULL;
8708 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
8709 OPJ_UINT32 l_prc_size;
8712 assert(p_j2k != 00);
8714 l_cp = &(p_j2k->m_cp);
8715 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
8716 &l_cp->tcps[p_j2k->m_current_tile_number] :
8717 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8719 l_ref_tccp = &l_tcp->tccps[0];
8720 l_copied_tccp = l_ref_tccp + 1;
8721 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
8723 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
8724 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
8725 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
8726 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
8727 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
8728 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
8729 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
8730 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
8735 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
8736 OPJ_UINT32 p_tile_no,
8737 OPJ_UINT32 p_comp_no )
8739 OPJ_UINT32 l_num_bands;
8741 opj_cp_t *l_cp = 00;
8742 opj_tcp_t *l_tcp = 00;
8743 opj_tccp_t *l_tccp = 00;
8746 assert(p_j2k != 00);
8748 l_cp = &(p_j2k->m_cp);
8749 l_tcp = &l_cp->tcps[p_tile_no];
8750 l_tccp = &l_tcp->tccps[p_comp_no];
8752 /* preconditions again */
8753 assert(p_tile_no < l_cp->tw * l_cp->th);
8754 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8756 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8758 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8759 return 1 + l_num_bands;
8762 return 1 + 2*l_num_bands;
8766 OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8767 OPJ_UINT32 p_tile_no,
8768 OPJ_UINT32 p_comp_no,
8770 OPJ_UINT32 * p_header_size,
8771 struct opj_event_mgr * p_manager )
8773 OPJ_UINT32 l_header_size;
8774 OPJ_UINT32 l_band_no, l_num_bands;
8775 OPJ_UINT32 l_expn,l_mant;
8777 opj_cp_t *l_cp = 00;
8778 opj_tcp_t *l_tcp = 00;
8779 opj_tccp_t *l_tccp = 00;
8782 assert(p_j2k != 00);
8783 assert(p_header_size != 00);
8784 assert(p_manager != 00);
8785 assert(p_data != 00);
8787 l_cp = &(p_j2k->m_cp);
8788 l_tcp = &l_cp->tcps[p_tile_no];
8789 l_tccp = &l_tcp->tccps[p_comp_no];
8791 /* preconditions again */
8792 assert(p_tile_no < l_cp->tw * l_cp->th);
8793 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8795 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8797 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8798 l_header_size = 1 + l_num_bands;
8800 if (*p_header_size < l_header_size) {
8801 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8805 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8808 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8809 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8810 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8815 l_header_size = 1 + 2*l_num_bands;
8817 if (*p_header_size < l_header_size) {
8818 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8822 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8825 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8826 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
8827 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
8829 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
8834 *p_header_size = *p_header_size - l_header_size;
8839 OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
8840 OPJ_UINT32 p_comp_no,
8841 OPJ_BYTE* p_header_data,
8842 OPJ_UINT32 * p_header_size,
8843 opj_event_mgr_t * p_manager
8847 OPJ_UINT32 l_band_no;
8848 opj_cp_t *l_cp = 00;
8849 opj_tcp_t *l_tcp = 00;
8850 opj_tccp_t *l_tccp = 00;
8851 OPJ_BYTE * l_current_ptr = 00;
8852 OPJ_UINT32 l_tmp, l_num_band;
8855 assert(p_j2k != 00);
8856 assert(p_manager != 00);
8857 assert(p_header_data != 00);
8859 l_cp = &(p_j2k->m_cp);
8860 /* come from tile part header or main header ?*/
8861 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
8862 &l_cp->tcps[p_j2k->m_current_tile_number] :
8863 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8865 /* precondition again*/
8866 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8868 l_tccp = &l_tcp->tccps[p_comp_no];
8869 l_current_ptr = p_header_data;
8871 if (*p_header_size < 1) {
8872 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
8875 *p_header_size -= 1;
8877 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
8880 l_tccp->qntsty = l_tmp & 0x1f;
8881 l_tccp->numgbits = l_tmp >> 5;
8882 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8886 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
8888 (*p_header_size) / 2;
8890 if( l_num_band > OPJ_J2K_MAXBANDS ) {
8891 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
8892 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
8893 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
8894 /*return OPJ_FALSE;*/
8899 if (l_cp->correct) {
8901 /* if JPWL is on, we check whether there are too many subbands */
8902 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
8903 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
8904 "JPWL: bad number of subbands in Sqcx (%d)\n",
8907 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
8910 /* we try to correct */
8912 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
8913 "- setting number of bands to %d => HYPOTHESIS!!!\n",
8918 #endif /* USE_JPWL */
8920 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8921 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8922 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
8924 if (l_band_no < OPJ_J2K_MAXBANDS){
8925 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
8926 l_tccp->stepsizes[l_band_no].mant = 0;
8929 *p_header_size = *p_header_size - l_num_band;
8932 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8933 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
8935 if (l_band_no < OPJ_J2K_MAXBANDS){
8936 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
8937 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
8940 *p_header_size = *p_header_size - 2*l_num_band;
8943 /* Add Antonin : if scalar_derived -> compute other stepsizes */
8944 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8945 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
8946 l_tccp->stepsizes[l_band_no].expn =
8947 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) ?
8948 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
8949 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
8956 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
8959 opj_cp_t *l_cp = NULL;
8960 opj_tcp_t *l_tcp = NULL;
8961 opj_tccp_t *l_ref_tccp = NULL;
8962 opj_tccp_t *l_copied_tccp = NULL;
8966 assert(p_j2k != 00);
8968 l_cp = &(p_j2k->m_cp);
8969 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
8970 &l_cp->tcps[p_j2k->m_current_tile_number] :
8971 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8973 l_ref_tccp = &l_tcp->tccps[0];
8974 l_copied_tccp = l_ref_tccp + 1;
8975 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
8977 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
8978 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
8979 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
8980 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
8985 static void opj_j2k_dump_tile_info( opj_tcp_t * l_default_tile,OPJ_INT32 numcomps,FILE* out_stream)
8991 fprintf(out_stream, "\t default tile {\n");
8992 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
8993 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
8994 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
8995 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
8997 for (compno = 0; compno < numcomps; compno++) {
8998 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9000 OPJ_INT32 bandno, numbands;
9003 fprintf(out_stream, "\t\t comp %d {\n", compno);
9004 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
9005 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
9006 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
9007 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
9008 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
9009 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
9011 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
9012 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
9013 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
9015 fprintf(out_stream, "\n");
9017 /* quantization style*/
9018 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
9019 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
9020 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
9021 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9022 for (bandno = 0; bandno < numbands; bandno++) {
9023 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
9024 l_tccp->stepsizes[bandno].expn);
9026 fprintf(out_stream, "\n");
9029 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
9031 fprintf(out_stream, "\t\t }\n");
9032 } /*end of component of default tile*/
9033 fprintf(out_stream, "\t }\n"); /*end of default tile*/
9037 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
9039 /* Check if the flag is compatible with j2k file*/
9040 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
9041 fprintf(out_stream, "Wrong flag\n");
9045 /* Dump the image_header */
9046 if (flag & OPJ_IMG_INFO){
9047 if (p_j2k->m_private_image)
9048 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
9051 /* Dump the codestream info from main header */
9052 if (flag & OPJ_J2K_MH_INFO){
9053 opj_j2k_dump_MH_info(p_j2k, out_stream);
9055 /* Dump all tile/codestream info */
9056 if (flag & OPJ_J2K_TCH_INFO){
9057 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9059 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
9060 for (i=0;i<l_nb_tiles;++i) {
9061 opj_j2k_dump_tile_info( l_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
9066 /* Dump the codestream info of the current tile */
9067 if (flag & OPJ_J2K_TH_INFO){
9071 /* Dump the codestream index from main header */
9072 if (flag & OPJ_J2K_MH_IND){
9073 opj_j2k_dump_MH_index(p_j2k, out_stream);
9076 /* Dump the codestream index of the current tile */
9077 if (flag & OPJ_J2K_TH_IND){
9083 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
9085 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
9086 OPJ_UINT32 it_marker, it_tile, it_tile_part;
9088 fprintf(out_stream, "Codestream index from main header: {\n");
9090 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
9091 "\t Main header end position=%" PRIi64 "\n",
9092 cstr_index->main_head_start, cstr_index->main_head_end);
9094 fprintf(out_stream, "\t Marker list: {\n");
9096 if (cstr_index->marker){
9097 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
9098 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9099 cstr_index->marker[it_marker].type,
9100 cstr_index->marker[it_marker].pos,
9101 cstr_index->marker[it_marker].len );
9105 fprintf(out_stream, "\t }\n");
9107 if (cstr_index->tile_index){
9109 /* Simple test to avoid to write empty information*/
9110 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
9111 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9112 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
9115 if (l_acc_nb_of_tile_part)
9117 fprintf(out_stream, "\t Tile index: {\n");
9119 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9120 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
9122 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
9124 if (cstr_index->tile_index[it_tile].tp_index){
9125 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
9126 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
9128 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
9129 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
9130 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
9134 if (cstr_index->tile_index[it_tile].marker){
9135 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
9136 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9137 cstr_index->tile_index[it_tile].marker[it_marker].type,
9138 cstr_index->tile_index[it_tile].marker[it_marker].pos,
9139 cstr_index->tile_index[it_tile].marker[it_marker].len );
9143 fprintf(out_stream,"\t }\n");
9147 fprintf(out_stream,"}\n");
9152 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
9155 fprintf(out_stream, "Codestream info from main header: {\n");
9157 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
9158 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
9159 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
9160 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);
9161 fprintf(out_stream, "}\n");
9164 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9169 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
9173 fprintf(out_stream, "Image info {\n");
9174 tab[0] = '\t';tab[1] = '\0';
9177 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
9178 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
9179 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
9181 if (img_header->comps){
9183 for (compno = 0; compno < img_header->numcomps; compno++) {
9184 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
9185 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
9186 fprintf(out_stream,"%s}\n",tab);
9190 fprintf(out_stream, "}\n");
9193 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9198 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
9201 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
9204 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
9205 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
9206 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
9209 fprintf(out_stream, "}\n");
9212 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
9215 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
9216 opj_tcp_t *l_default_tile;
9217 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
9221 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
9223 cstr_info->tx0 = p_j2k->m_cp.tx0;
9224 cstr_info->ty0 = p_j2k->m_cp.ty0;
9225 cstr_info->tdx = p_j2k->m_cp.tdx;
9226 cstr_info->tdy = p_j2k->m_cp.tdy;
9227 cstr_info->tw = p_j2k->m_cp.tw;
9228 cstr_info->th = p_j2k->m_cp.th;
9230 cstr_info->tile_info = NULL; /* Not fill from the main header*/
9232 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
9234 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
9235 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
9236 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
9237 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
9239 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
9240 if (!cstr_info->m_default_tile_info.tccp_info)
9242 opj_destroy_cstr_info(&cstr_info);
9246 for (compno = 0; compno < numcomps; compno++) {
9247 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9248 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
9249 OPJ_INT32 bandno, numbands;
9252 l_tccp_info->csty = l_tccp->csty;
9253 l_tccp_info->numresolutions = l_tccp->numresolutions;
9254 l_tccp_info->cblkw = l_tccp->cblkw;
9255 l_tccp_info->cblkh = l_tccp->cblkh;
9256 l_tccp_info->cblksty = l_tccp->cblksty;
9257 l_tccp_info->qmfbid = l_tccp->qmfbid;
9258 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
9260 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
9261 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
9264 /* quantization style*/
9265 l_tccp_info->qntsty = l_tccp->qntsty;
9266 l_tccp_info->numgbits = l_tccp->numgbits;
9268 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9269 if (numbands < OPJ_J2K_MAXBANDS) {
9270 for (bandno = 0; bandno < numbands; bandno++) {
9271 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].mant;
9272 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].expn;
9277 l_tccp_info->roishift = l_tccp->roishift;
9283 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
9285 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
9286 opj_calloc(1,sizeof(opj_codestream_index_t));
9290 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
9291 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
9292 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
9294 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
9295 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
9296 if (!l_cstr_index->marker){
9297 opj_free( l_cstr_index);
9301 if (p_j2k->cstr_index->marker)
9302 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
9304 opj_free(l_cstr_index->marker);
9305 l_cstr_index->marker = NULL;
9308 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
9309 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
9310 if (!l_cstr_index->tile_index){
9311 opj_free( l_cstr_index->marker);
9312 opj_free( l_cstr_index);
9316 if (!p_j2k->cstr_index->tile_index){
9317 opj_free(l_cstr_index->tile_index);
9318 l_cstr_index->tile_index = NULL;
9321 OPJ_UINT32 it_tile = 0;
9322 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
9325 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
9327 l_cstr_index->tile_index[it_tile].marker =
9328 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
9330 if (!l_cstr_index->tile_index[it_tile].marker) {
9331 OPJ_UINT32 it_tile_free;
9333 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9334 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9337 opj_free( l_cstr_index->tile_index);
9338 opj_free( l_cstr_index->marker);
9339 opj_free( l_cstr_index);
9343 if (p_j2k->cstr_index->tile_index[it_tile].marker)
9344 memcpy( l_cstr_index->tile_index[it_tile].marker,
9345 p_j2k->cstr_index->tile_index[it_tile].marker,
9346 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
9348 opj_free(l_cstr_index->tile_index[it_tile].marker);
9349 l_cstr_index->tile_index[it_tile].marker = NULL;
9352 /* Tile part index*/
9353 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
9355 l_cstr_index->tile_index[it_tile].tp_index =
9356 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
9358 if(!l_cstr_index->tile_index[it_tile].tp_index){
9359 OPJ_UINT32 it_tile_free;
9361 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9362 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9363 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
9366 opj_free( l_cstr_index->tile_index);
9367 opj_free( l_cstr_index->marker);
9368 opj_free( l_cstr_index);
9372 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
9373 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
9374 p_j2k->cstr_index->tile_index[it_tile].tp_index,
9375 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
9378 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
9379 l_cstr_index->tile_index[it_tile].tp_index = NULL;
9382 /* Packet index (NOT USED)*/
9383 l_cstr_index->tile_index[it_tile].nb_packet = 0;
9384 l_cstr_index->tile_index[it_tile].packet_index = NULL;
9389 return l_cstr_index;
9392 OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
9394 OPJ_UINT32 it_tile=0;
9396 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9397 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
9398 if (!p_j2k->cstr_index->tile_index)
9401 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
9402 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
9403 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
9404 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
9405 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
9406 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
9413 OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
9414 opj_stream_private_t *p_stream,
9415 opj_event_mgr_t * p_manager)
9417 OPJ_BOOL l_go_on = OPJ_TRUE;
9418 OPJ_UINT32 l_current_tile_no;
9419 OPJ_UINT32 l_data_size,l_max_data_size;
9420 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9421 OPJ_UINT32 l_nb_comps;
9422 OPJ_BYTE * l_current_data;
9423 OPJ_UINT32 nr_tiles = 0;
9425 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9426 if (! l_current_data) {
9427 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
9430 l_max_data_size = 1000;
9433 if (! opj_j2k_read_tile_header( p_j2k,
9436 &l_tile_x0, &l_tile_y0,
9437 &l_tile_x1, &l_tile_y1,
9442 opj_free(l_current_data);
9450 if (l_data_size > l_max_data_size) {
9451 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9452 if (! l_new_current_data) {
9453 opj_free(l_current_data);
9454 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);
9457 l_current_data = l_new_current_data;
9458 l_max_data_size = l_data_size;
9461 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9462 opj_free(l_current_data);
9463 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);
9466 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);
9468 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9469 opj_free(l_current_data);
9472 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
9474 if(opj_stream_get_number_byte_left(p_stream) == 0
9475 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
9477 if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw)
9481 opj_free(l_current_data);
9487 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
9489 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
9492 assert(p_j2k != 00);
9494 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
9495 /* DEVELOPER CORNER, add your custom procedures */
9500 * Read and decode one tile.
9502 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
9503 opj_stream_private_t *p_stream,
9504 opj_event_mgr_t * p_manager)
9506 OPJ_BOOL l_go_on = OPJ_TRUE;
9507 OPJ_UINT32 l_current_tile_no;
9508 OPJ_UINT32 l_tile_no_to_dec;
9509 OPJ_UINT32 l_data_size,l_max_data_size;
9510 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9511 OPJ_UINT32 l_nb_comps;
9512 OPJ_BYTE * l_current_data;
9514 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9515 if (! l_current_data) {
9516 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
9519 l_max_data_size = 1000;
9521 /*Allocate and initialize some elements of codestrem index if not already done*/
9522 if( !p_j2k->cstr_index->tile_index)
9524 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
9525 opj_free(l_current_data);
9529 /* Move into the codestream to the first SOT used to decode the desired tile */
9530 l_tile_no_to_dec = (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
9531 if (p_j2k->cstr_index->tile_index)
9532 if(p_j2k->cstr_index->tile_index->tp_index)
9534 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
9535 /* the index for this tile has not been built,
9536 * so move to the last SOT read */
9537 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
9538 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9539 opj_free(l_current_data);
9544 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)) ) {
9545 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9546 opj_free(l_current_data);
9550 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
9551 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
9552 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9556 if (! opj_j2k_read_tile_header( p_j2k,
9559 &l_tile_x0, &l_tile_y0,
9560 &l_tile_x1, &l_tile_y1,
9565 opj_free(l_current_data);
9573 if (l_data_size > l_max_data_size) {
9574 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9575 if (! l_new_current_data) {
9576 opj_free(l_current_data);
9577 l_current_data = NULL;
9578 /* TODO: LH: why tile numbering policy used in messages differs from
9579 the one used in opj_j2k_decode_tiles() ? */
9580 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);
9583 l_current_data = l_new_current_data;
9584 l_max_data_size = l_data_size;
9587 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9588 opj_free(l_current_data);
9591 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);
9593 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9594 opj_free(l_current_data);
9597 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
9599 if(l_current_tile_no == l_tile_no_to_dec)
9601 /* move into the codestream to the the first SOT (FIXME or not move?)*/
9602 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
9603 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9609 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);
9614 opj_free(l_current_data);
9620 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
9622 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
9625 assert(p_j2k != 00);
9627 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
9628 /* DEVELOPER CORNER, add your custom procedures */
9632 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
9633 opj_stream_private_t * p_stream,
9634 opj_image_t * p_image,
9635 opj_event_mgr_t * p_manager)
9642 p_j2k->m_output_image = opj_image_create0();
9643 if (! (p_j2k->m_output_image)) {
9646 opj_copy_image_header(p_image, p_j2k->m_output_image);
9648 /* customization of the decoding */
9649 opj_j2k_setup_decoding(p_j2k);
9651 /* Decode the codestream */
9652 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9653 opj_image_destroy(p_j2k->m_private_image);
9654 p_j2k->m_private_image = NULL;
9658 /* Move data and copy one information from codec to output image*/
9659 for (compno = 0; compno < p_image->numcomps; compno++) {
9660 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9661 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9664 sprintf( fn, "/tmp/%d.raw", compno );
9665 FILE *debug = fopen( fn, "wb" );
9666 fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug );
9669 p_j2k->m_output_image->comps[compno].data = NULL;
9675 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
9676 opj_stream_private_t *p_stream,
9677 opj_image_t* p_image,
9678 opj_event_mgr_t * p_manager,
9679 OPJ_UINT32 tile_index )
9682 OPJ_UINT32 l_tile_x, l_tile_y;
9683 opj_image_comp_t* l_img_comp;
9686 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
9690 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
9691 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);
9695 /* Compute the dimension of the desired tile*/
9696 l_tile_x = tile_index % p_j2k->m_cp.tw;
9697 l_tile_y = tile_index / p_j2k->m_cp.tw;
9699 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9700 if (p_image->x0 < p_j2k->m_private_image->x0)
9701 p_image->x0 = p_j2k->m_private_image->x0;
9702 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9703 if (p_image->x1 > p_j2k->m_private_image->x1)
9704 p_image->x1 = p_j2k->m_private_image->x1;
9706 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9707 if (p_image->y0 < p_j2k->m_private_image->y0)
9708 p_image->y0 = p_j2k->m_private_image->y0;
9709 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9710 if (p_image->y1 > p_j2k->m_private_image->y1)
9711 p_image->y1 = p_j2k->m_private_image->y1;
9713 l_img_comp = p_image->comps;
9714 for (compno=0; compno < p_image->numcomps; ++compno)
9716 OPJ_INT32 l_comp_x1, l_comp_y1;
9718 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
9720 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
9721 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
9722 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9723 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9725 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));
9726 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));
9731 /* Destroy the previous output image*/
9732 if (p_j2k->m_output_image)
9733 opj_image_destroy(p_j2k->m_output_image);
9735 /* Create the ouput image from the information previously computed*/
9736 p_j2k->m_output_image = opj_image_create0();
9737 if (! (p_j2k->m_output_image)) {
9740 opj_copy_image_header(p_image, p_j2k->m_output_image);
9742 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
9744 /* customization of the decoding */
9745 opj_j2k_setup_decoding_tile(p_j2k);
9747 /* Decode the codestream */
9748 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9749 opj_image_destroy(p_j2k->m_private_image);
9750 p_j2k->m_private_image = NULL;
9754 /* Move data and copy one information from codec to output image*/
9755 for (compno = 0; compno < p_image->numcomps; compno++) {
9756 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9758 if (p_image->comps[compno].data)
9759 opj_free(p_image->comps[compno].data);
9761 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9763 p_j2k->m_output_image->comps[compno].data = NULL;
9769 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
9770 OPJ_UINT32 res_factor,
9771 opj_event_mgr_t * p_manager)
9775 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
9777 if (p_j2k->m_private_image) {
9778 if (p_j2k->m_private_image->comps) {
9779 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
9780 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
9781 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
9782 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
9783 if ( res_factor >= max_res){
9784 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9787 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9798 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
9799 opj_stream_private_t *p_stream,
9800 opj_event_mgr_t * p_manager )
9803 OPJ_UINT32 l_nb_tiles;
9804 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
9805 OPJ_BYTE * l_current_data = 00;
9806 opj_tcd_t* p_tcd = 00;
9809 assert(p_j2k != 00);
9810 assert(p_stream != 00);
9811 assert(p_manager != 00);
9813 p_tcd = p_j2k->m_tcd;
9815 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9816 for (i=0;i<l_nb_tiles;++i) {
9817 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
9818 if (l_current_data) {
9819 opj_free(l_current_data);
9824 /* if we only have one tile, then simply set tile component data equal to image component data */
9825 /* otherwise, allocate the data */
9826 for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) {
9827 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
9828 if (l_nb_tiles == 1) {
9829 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
9830 l_tilec->data = l_img_comp->data;
9831 l_tilec->ownsData = OPJ_FALSE;
9833 if(! opj_alloc_tile_component_data(l_tilec)) {
9834 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." );
9835 if (l_current_data) {
9836 opj_free(l_current_data);
9840 opj_alloc_tile_component_data(l_tilec);
9843 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
9844 if (l_nb_tiles > 1) {
9845 if (l_current_tile_size > l_max_tile_size) {
9846 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
9847 if (! l_new_current_data) {
9848 if (l_current_data) {
9849 opj_free(l_current_data);
9851 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9854 l_current_data = l_new_current_data;
9855 l_max_tile_size = l_current_tile_size;
9858 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
9859 /* 32 bit components @ 8 bit precision get converted to 8 bit */
9860 /* 32 bit components @ 16 bit precision get converted to 16 bit */
9861 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
9863 /* now copy this data into the tile component */
9864 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,l_current_data,l_current_tile_size)) {
9865 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
9870 if (! opj_j2k_post_write_tile (p_j2k,p_stream,p_manager)) {
9875 if (l_current_data) {
9876 opj_free(l_current_data);
9881 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
9882 opj_stream_private_t *p_stream,
9883 opj_event_mgr_t * p_manager)
9885 /* customization of the encoding */
9886 opj_j2k_setup_end_compress(p_j2k);
9888 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
9896 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
9897 opj_stream_private_t *p_stream,
9898 opj_image_t * p_image,
9899 opj_event_mgr_t * p_manager)
9902 assert(p_j2k != 00);
9903 assert(p_stream != 00);
9904 assert(p_manager != 00);
9906 p_j2k->m_private_image = opj_image_create0();
9907 if (! p_j2k->m_private_image) {
9908 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header." );
9911 opj_copy_image_header(p_image, p_j2k->m_private_image);
9913 /* TODO_MSD: Find a better way */
9914 if (p_image->comps) {
9916 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
9917 if (p_image->comps[it_comp].data) {
9918 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
9919 p_image->comps[it_comp].data = NULL;
9925 /* customization of the validation */
9926 opj_j2k_setup_encoding_validation (p_j2k);
9928 /* validation of the parameters codec */
9929 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
9933 /* customization of the encoding */
9934 opj_j2k_setup_header_writing(p_j2k);
9937 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9944 OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
9945 OPJ_UINT32 p_tile_index,
9946 opj_stream_private_t *p_stream,
9947 opj_event_mgr_t * p_manager )
9950 if (p_tile_index != p_j2k->m_current_tile_number) {
9951 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
9955 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);
9957 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
9958 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
9959 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9961 /* initialisation before tile encoding */
9962 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
9969 void opj_get_tile_dimensions(opj_image_t * l_image,
9970 opj_tcd_tilecomp_t * l_tilec,
9971 opj_image_comp_t * l_img_comp,
9972 OPJ_UINT32* l_size_comp,
9973 OPJ_UINT32* l_width,
9974 OPJ_UINT32* l_height,
9975 OPJ_UINT32* l_offset_x,
9976 OPJ_UINT32* l_offset_y,
9977 OPJ_UINT32* l_image_width,
9978 OPJ_UINT32* l_stride,
9979 OPJ_UINT32* l_tile_offset) {
9980 OPJ_UINT32 l_remaining;
9981 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
9982 l_remaining = l_img_comp->prec & 7; /* (%8) */
9987 if (*l_size_comp == 3) {
9991 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
9992 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
9993 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
9994 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0, (OPJ_INT32)l_img_comp->dy);
9995 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 - (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
9996 *l_stride = *l_image_width - *l_width;
9997 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
10000 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
10002 OPJ_UINT32 i,j,k = 0;
10004 for (i=0;i<p_tcd->image->numcomps;++i) {
10005 opj_image_t * l_image = p_tcd->image;
10006 OPJ_INT32 * l_src_ptr;
10007 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
10008 opj_image_comp_t * l_img_comp = l_image->comps + i;
10009 OPJ_UINT32 l_size_comp,l_width,l_height,l_offset_x,l_offset_y, l_image_width,l_stride,l_tile_offset;
10011 opj_get_tile_dimensions(l_image,
10023 l_src_ptr = l_img_comp->data + l_tile_offset;
10025 switch (l_size_comp) {
10028 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
10029 if (l_img_comp->sgnd) {
10030 for (j=0;j<l_height;++j) {
10031 for (k=0;k<l_width;++k) {
10032 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
10036 l_src_ptr += l_stride;
10040 for (j=0;j<l_height;++j) {
10041 for (k=0;k<l_width;++k) {
10042 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr)&0xff);
10046 l_src_ptr += l_stride;
10050 p_data = (OPJ_BYTE*) l_dest_ptr;
10055 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
10056 if (l_img_comp->sgnd) {
10057 for (j=0;j<l_height;++j) {
10058 for (k=0;k<l_width;++k) {
10059 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
10061 l_src_ptr += l_stride;
10065 for (j=0;j<l_height;++j) {
10066 for (k=0;k<l_width;++k) {
10067 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
10069 l_src_ptr += l_stride;
10073 p_data = (OPJ_BYTE*) l_dest_ptr;
10078 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
10079 for (j=0;j<l_height;++j) {
10080 for (k=0;k<l_width;++k) {
10081 *(l_dest_ptr++) = *(l_src_ptr++);
10083 l_src_ptr += l_stride;
10086 p_data = (OPJ_BYTE*) l_dest_ptr;
10093 OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
10094 opj_stream_private_t *p_stream,
10095 opj_event_mgr_t * p_manager )
10097 OPJ_UINT32 l_nb_bytes_written;
10098 OPJ_BYTE * l_current_data = 00;
10099 OPJ_UINT32 l_tile_size = 0;
10100 OPJ_UINT32 l_available_data;
10102 /* preconditions */
10103 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10105 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
10106 l_available_data = l_tile_size;
10107 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
10109 l_nb_bytes_written = 0;
10110 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10113 l_current_data += l_nb_bytes_written;
10114 l_available_data -= l_nb_bytes_written;
10116 l_nb_bytes_written = 0;
10117 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10121 l_available_data -= l_nb_bytes_written;
10122 l_nb_bytes_written = l_tile_size - l_available_data;
10124 if ( opj_stream_write_data( p_stream,
10125 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
10126 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
10130 ++p_j2k->m_current_tile_number;
10135 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
10137 /* preconditions */
10138 assert(p_j2k != 00);
10140 /* DEVELOPER CORNER, insert your custom procedures */
10141 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
10143 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10144 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
10147 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
10148 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
10149 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
10152 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
10154 /* preconditions */
10155 assert(p_j2k != 00);
10157 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
10158 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
10160 /* DEVELOPER CORNER, add your custom validation procedure */
10161 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
10164 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
10166 /* preconditions */
10167 assert(p_j2k != 00);
10169 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
10170 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
10171 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
10172 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
10173 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
10175 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10176 /* No need for COC or QCC, QCD and COD are used
10177 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc );
10178 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc );
10180 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
10182 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
10183 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
10187 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
10189 if (p_j2k->m_cp.comment != 00) {
10190 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
10193 /* DEVELOPER CORNER, insert your custom procedures */
10194 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
10195 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
10197 /* End of Developer Corner */
10199 if (p_j2k->cstr_index) {
10200 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
10203 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
10204 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
10207 OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
10209 OPJ_UINT32 * p_data_written,
10210 OPJ_UINT32 p_total_data_size,
10211 opj_stream_private_t *p_stream,
10212 struct opj_event_mgr * p_manager )
10214 OPJ_UINT32 l_nb_bytes_written = 0;
10215 OPJ_UINT32 l_current_nb_bytes_written;
10216 OPJ_BYTE * l_begin_data = 00;
10218 opj_tcd_t * l_tcd = 00;
10219 opj_cp_t * l_cp = 00;
10221 l_tcd = p_j2k->m_tcd;
10222 l_cp = &(p_j2k->m_cp);
10224 l_tcd->cur_pino = 0;
10226 /*Get number of tile parts*/
10227 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10232 l_current_nb_bytes_written = 0;
10233 l_begin_data = p_data;
10234 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
10239 l_nb_bytes_written += l_current_nb_bytes_written;
10240 p_data += l_current_nb_bytes_written;
10241 p_total_data_size -= l_current_nb_bytes_written;
10243 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
10245 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
10246 l_current_nb_bytes_written = 0;
10247 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10248 l_nb_bytes_written += l_current_nb_bytes_written;
10249 p_data += l_current_nb_bytes_written;
10250 p_total_data_size -= l_current_nb_bytes_written;
10252 l_current_nb_bytes_written = 0;
10253 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10254 l_nb_bytes_written += l_current_nb_bytes_written;
10255 p_data += l_current_nb_bytes_written;
10256 p_total_data_size -= l_current_nb_bytes_written;
10260 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
10261 l_current_nb_bytes_written = 0;
10262 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
10263 l_nb_bytes_written += l_current_nb_bytes_written;
10264 p_data += l_current_nb_bytes_written;
10265 p_total_data_size -= l_current_nb_bytes_written;
10269 l_current_nb_bytes_written = 0;
10270 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10274 l_nb_bytes_written += l_current_nb_bytes_written;
10275 * p_data_written = l_nb_bytes_written;
10277 /* Writing Psot in SOT marker */
10278 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
10280 if (OPJ_IS_CINEMA(l_cp->rsiz)){
10281 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
10287 OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
10289 OPJ_UINT32 * p_data_written,
10290 OPJ_UINT32 p_total_data_size,
10291 opj_stream_private_t *p_stream,
10292 struct opj_event_mgr * p_manager
10295 OPJ_UINT32 tilepartno=0;
10296 OPJ_UINT32 l_nb_bytes_written = 0;
10297 OPJ_UINT32 l_current_nb_bytes_written;
10298 OPJ_UINT32 l_part_tile_size;
10299 OPJ_UINT32 tot_num_tp;
10302 OPJ_BYTE * l_begin_data;
10303 opj_tcp_t *l_tcp = 00;
10304 opj_tcd_t * l_tcd = 00;
10305 opj_cp_t * l_cp = 00;
10307 l_tcd = p_j2k->m_tcd;
10308 l_cp = &(p_j2k->m_cp);
10309 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
10311 /*Get number of tile parts*/
10312 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
10314 /* start writing remaining tile parts */
10315 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10316 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
10317 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10318 l_current_nb_bytes_written = 0;
10319 l_part_tile_size = 0;
10320 l_begin_data = p_data;
10322 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10326 l_nb_bytes_written += l_current_nb_bytes_written;
10327 p_data += l_current_nb_bytes_written;
10328 p_total_data_size -= l_current_nb_bytes_written;
10329 l_part_tile_size += l_current_nb_bytes_written;
10331 l_current_nb_bytes_written = 0;
10332 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10336 p_data += l_current_nb_bytes_written;
10337 l_nb_bytes_written += l_current_nb_bytes_written;
10338 p_total_data_size -= l_current_nb_bytes_written;
10339 l_part_tile_size += l_current_nb_bytes_written;
10341 /* Writing Psot in SOT marker */
10342 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10344 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10345 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10348 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10351 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
10352 l_tcd->cur_pino = pino;
10354 /*Get number of tile parts*/
10355 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
10356 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
10357 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10358 l_current_nb_bytes_written = 0;
10359 l_part_tile_size = 0;
10360 l_begin_data = p_data;
10362 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10366 l_nb_bytes_written += l_current_nb_bytes_written;
10367 p_data += l_current_nb_bytes_written;
10368 p_total_data_size -= l_current_nb_bytes_written;
10369 l_part_tile_size += l_current_nb_bytes_written;
10371 l_current_nb_bytes_written = 0;
10373 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10377 l_nb_bytes_written += l_current_nb_bytes_written;
10378 p_data += l_current_nb_bytes_written;
10379 p_total_data_size -= l_current_nb_bytes_written;
10380 l_part_tile_size += l_current_nb_bytes_written;
10382 /* Writing Psot in SOT marker */
10383 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10385 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10386 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10389 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10393 *p_data_written = l_nb_bytes_written;
10398 OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
10399 struct opj_stream_private *p_stream,
10400 struct opj_event_mgr * p_manager )
10402 OPJ_UINT32 l_tlm_size;
10403 OPJ_OFF_T l_tlm_position, l_current_position;
10405 /* preconditions */
10406 assert(p_j2k != 00);
10407 assert(p_manager != 00);
10408 assert(p_stream != 00);
10410 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
10411 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
10412 l_current_position = opj_stream_tell(p_stream);
10414 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
10418 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) {
10422 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
10429 OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
10430 struct opj_stream_private *p_stream,
10431 struct opj_event_mgr * p_manager )
10433 /* preconditions */
10434 assert(p_j2k != 00);
10435 assert(p_manager != 00);
10436 assert(p_stream != 00);
10438 opj_tcd_destroy(p_j2k->m_tcd);
10441 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
10442 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
10443 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
10444 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
10447 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
10448 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10449 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
10452 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
10458 * Destroys the memory associated with the decoding of headers.
10460 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
10461 opj_stream_private_t *p_stream,
10462 opj_event_mgr_t * p_manager
10465 /* preconditions */
10466 assert(p_j2k != 00);
10467 assert(p_stream != 00);
10468 assert(p_manager != 00);
10470 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
10471 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
10472 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
10475 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
10480 OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
10481 struct opj_stream_private *p_stream,
10482 struct opj_event_mgr * p_manager )
10484 opj_codestream_info_t * l_cstr_info = 00;
10486 /* preconditions */
10487 assert(p_j2k != 00);
10488 assert(p_manager != 00);
10489 assert(p_stream != 00);
10492 /* TODO mergeV2: check this part which use cstr_info */
10493 /*l_cstr_info = p_j2k->cstr_info;
10497 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));
10499 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
10500 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
10502 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
10504 l_cstr_info->tw = p_j2k->m_cp.tw;
10505 l_cstr_info->th = p_j2k->m_cp.th;
10507 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
10508 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
10509 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
10510 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
10512 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
10514 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
10516 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
10518 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
10519 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
10522 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
10524 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
10526 /*l_cstr_info->maxmarknum = 100;
10527 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
10528 l_cstr_info->marknum = 0;
10531 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);
10535 * Creates a tile-coder decoder.
10537 * @param p_stream the stream to write data to.
10538 * @param p_j2k J2K codec.
10539 * @param p_manager the user event manager.
10541 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
10542 opj_stream_private_t *p_stream,
10543 opj_event_mgr_t * p_manager
10546 /* preconditions */
10547 assert(p_j2k != 00);
10548 assert(p_manager != 00);
10549 assert(p_stream != 00);
10551 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
10553 if (! p_j2k->m_tcd) {
10554 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
10558 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
10559 opj_tcd_destroy(p_j2k->m_tcd);
10567 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
10568 OPJ_UINT32 p_tile_index,
10570 OPJ_UINT32 p_data_size,
10571 opj_stream_private_t *p_stream,
10572 opj_event_mgr_t * p_manager )
10574 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
10575 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
10580 /* Allocate data */
10581 for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) {
10582 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
10584 if(! opj_alloc_tile_component_data(l_tilec)) {
10585 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." );
10590 /* now copy data into the the tile component */
10591 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
10592 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
10595 if (! opj_j2k_post_write_tile(p_j2k,p_stream,p_manager)) {
10596 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);