2 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
3 * Copyright (c) 2002-2007, Professor Benoit Macq
4 * Copyright (c) 2001-2003, David Janssens
5 * Copyright (c) 2002-2003, Yannick Verschueren
6 * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
7 * Copyright (c) 2005, Herve Drolon, FreeImage Team
8 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
9 * Copyright (c) 2006-2007, Parvatha Elangovan
10 * Copyright (c) 2010-2011, Kaori Hagihara
11 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
12 * Copyright (c) 2012, CS Systemes d'Information, France
13 * All rights reserved.
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
37 #include "opj_includes.h"
39 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
42 /** @name Local static functions */
46 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
48 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k);
51 * The read header procedure.
53 static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
54 opj_stream_private_t *p_stream,
55 opj_event_mgr_t * p_manager);
58 * The default encoding validation procedure without any extension.
60 * @param p_j2k the jpeg2000 codec to validate.
61 * @param p_stream the input stream to validate.
62 * @param p_manager the user event manager.
64 * @return true if the parameters are correct.
66 static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
67 opj_stream_private_t *p_stream,
68 opj_event_mgr_t * p_manager );
71 * The default decoding validation procedure without any extension.
73 * @param p_j2k the jpeg2000 codec to validate.
74 * @param p_stream the input stream to validate.
75 * @param p_manager the user event manager.
77 * @return true if the parameters are correct.
79 static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t * p_j2k,
80 opj_stream_private_t *p_stream,
81 opj_event_mgr_t * p_manager );
84 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
85 * are valid. Developpers wanting to extend the library can add their own validation procedures.
87 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k);
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_decoding_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_end_compress (opj_j2k_t *p_j2k);
102 * The mct encoding validation procedure.
104 * @param p_j2k the jpeg2000 codec to validate.
105 * @param p_stream the input stream to validate.
106 * @param p_manager the user event manager.
108 * @return true if the parameters are correct.
110 static OPJ_BOOL opj_j2k_mct_validation (opj_j2k_t * p_j2k,
111 opj_stream_private_t *p_stream,
112 opj_event_mgr_t * p_manager );
115 * Builds the tcd decoder to use to decode tile.
117 static OPJ_BOOL opj_j2k_build_decoder ( opj_j2k_t * p_j2k,
118 opj_stream_private_t *p_stream,
119 opj_event_mgr_t * p_manager );
121 * Builds the tcd encoder to use to encode tile.
123 static OPJ_BOOL opj_j2k_build_encoder ( opj_j2k_t * p_j2k,
124 opj_stream_private_t *p_stream,
125 opj_event_mgr_t * p_manager );
128 * Creates a tile-coder decoder.
130 * @param p_stream the stream to write data to.
131 * @param p_j2k J2K codec.
132 * @param p_manager the user event manager.
134 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
135 opj_stream_private_t *p_stream,
136 opj_event_mgr_t * p_manager );
139 * Excutes the given procedures on the given codec.
141 * @param p_procedure_list the list of procedures to execute
142 * @param p_j2k the jpeg2000 codec to execute the procedures on.
143 * @param p_stream the stream to execute the procedures on.
144 * @param p_manager the user manager.
146 * @return true if all the procedures were successfully executed.
148 static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
149 opj_procedure_list_t * p_procedure_list,
150 opj_stream_private_t *p_stream,
151 opj_event_mgr_t * p_manager);
154 * Updates the rates of the tcp.
156 * @param p_stream the stream to write data to.
157 * @param p_j2k J2K codec.
158 * @param p_manager the user event manager.
160 static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
161 opj_stream_private_t *p_stream,
162 opj_event_mgr_t * p_manager );
165 * Copies the decoding tile parameters onto all the tile parameters.
166 * Creates also the tile decoder.
168 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
169 opj_stream_private_t *p_stream,
170 opj_event_mgr_t * p_manager );
173 * Destroys the memory associated with the decoding of headers.
175 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
176 opj_stream_private_t *p_stream,
177 opj_event_mgr_t * p_manager );
180 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
181 * with the marker value.
182 * @param p_id Marker value to look up
184 * @return the handler associated with the id.
186 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id);
189 * Destroys a tile coding parameter structure.
191 * @param p_tcp the tile coding parameter to destroy.
193 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp);
196 * Destroys the data inside a tile coding parameter structure.
198 * @param p_tcp the tile coding parameter which contain data to destroy.
200 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp);
203 * Destroys a coding parameter structure.
205 * @param p_cp the coding parameter to destroy.
207 static void opj_j2k_cp_destroy (opj_cp_t *p_cp);
210 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
212 * @param p_j2k J2K codec.
213 * @param p_tile_no FIXME DOC
214 * @param p_comp_no the component number to output.
215 * @param p_data FIXME DOC
216 * @param p_header_size FIXME DOC
217 * @param p_manager the user event manager.
221 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
222 OPJ_UINT32 p_tile_no,
223 OPJ_UINT32 p_comp_no,
225 OPJ_UINT32 * p_header_size,
226 opj_event_mgr_t * p_manager );
229 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
231 * @param p_j2k the J2K codec.
232 * @param p_tile_no the tile index.
233 * @param p_comp_no the component being outputted.
235 * @return the number of bytes taken by the SPCod element.
237 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k,
238 OPJ_UINT32 p_tile_no,
239 OPJ_UINT32 p_comp_no );
242 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
243 * @param p_j2k the jpeg2000 codec.
244 * @param compno FIXME DOC
245 * @param p_header_data the data contained in the COM box.
246 * @param p_header_size the size of the data contained in the COM marker.
247 * @param p_manager the user event manager.
249 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
251 OPJ_BYTE * p_header_data,
252 OPJ_UINT32 * p_header_size,
253 opj_event_mgr_t * p_manager );
256 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
258 * @param p_tile_no the tile index.
259 * @param p_comp_no the component being outputted.
260 * @param p_j2k the J2K codec.
262 * @return the number of bytes taken by the SPCod element.
264 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
265 OPJ_UINT32 p_tile_no,
266 OPJ_UINT32 p_comp_no );
269 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
271 * @param p_tile_no the tile to output.
272 * @param p_comp_no the component number to output.
273 * @param p_data the data buffer.
274 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
275 * @param p_j2k J2K codec.
276 * @param p_manager the user event manager.
279 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
280 OPJ_UINT32 p_tile_no,
281 OPJ_UINT32 p_comp_no,
283 OPJ_UINT32 * p_header_size,
284 opj_event_mgr_t * p_manager);
287 * Updates the Tile Length Marker.
289 static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
292 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
294 * @param p_j2k J2K codec.
295 * @param compno the component number to output.
296 * @param p_header_data the data buffer.
297 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
298 * @param p_manager the user event manager.
301 static OPJ_BOOL opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k,
303 OPJ_BYTE * p_header_data,
304 OPJ_UINT32 * p_header_size,
305 opj_event_mgr_t * p_manager );
308 * Copies the tile component parameters of all the component from the first tile component.
310 * @param p_j2k the J2k codec.
312 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k );
315 * Copies the tile quantization parameters of all the component from the first tile component.
317 * @param p_j2k the J2k codec.
319 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k );
324 static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
325 opj_stream_private_t *p_stream,
326 opj_event_mgr_t * p_manager);
328 static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
329 OPJ_UINT32 p_tile_index,
330 opj_stream_private_t *p_stream,
331 opj_event_mgr_t * p_manager );
333 static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image);
335 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
337 static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
339 OPJ_UINT32 p_data_size,
340 opj_stream_private_t *p_stream,
341 opj_event_mgr_t * p_manager );
344 * Sets up the procedures to do on writing header.
345 * Developers wanting to extend the library can add their own writing procedures.
347 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
349 static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
351 OPJ_UINT32 * p_data_written,
352 OPJ_UINT32 p_total_data_size,
353 opj_stream_private_t *p_stream,
354 struct opj_event_mgr * p_manager );
356 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
358 OPJ_UINT32 * p_data_written,
359 OPJ_UINT32 p_total_data_size,
360 opj_stream_private_t *p_stream,
361 struct opj_event_mgr * p_manager );
364 * Gets the offset of the header.
366 * @param p_stream the stream to write data to.
367 * @param p_j2k J2K codec.
368 * @param p_manager the user event manager.
370 static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k,
371 opj_stream_private_t *p_stream,
372 opj_event_mgr_t * p_manager );
374 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
377 * -----------------------------------------------------------------------
378 * -----------------------------------------------------------------------
379 * -----------------------------------------------------------------------
383 * Writes the SOC marker (Start Of Codestream)
385 * @param p_stream the stream to write data to.
386 * @param p_j2k J2K codec.
387 * @param p_manager the user event manager.
389 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
390 opj_stream_private_t *p_stream,
391 opj_event_mgr_t * p_manager );
394 * Reads a SOC marker (Start of Codestream)
395 * @param p_j2k the jpeg2000 file codec.
396 * @param p_stream XXX needs data
397 * @param p_manager the user event manager.
399 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
400 opj_stream_private_t *p_stream,
401 opj_event_mgr_t * p_manager );
404 * Writes the SIZ marker (image and tile size)
406 * @param p_j2k J2K codec.
407 * @param p_stream the stream to write data to.
408 * @param p_manager the user event manager.
410 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
411 opj_stream_private_t *p_stream,
412 opj_event_mgr_t * p_manager );
415 * Reads a SIZ marker (image and tile size)
416 * @param p_j2k the jpeg2000 file codec.
417 * @param p_header_data the data contained in the SIZ box.
418 * @param p_header_size the size of the data contained in the SIZ marker.
419 * @param p_manager the user event manager.
421 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
422 OPJ_BYTE * p_header_data,
423 OPJ_UINT32 p_header_size,
424 opj_event_mgr_t * p_manager);
427 * Writes the COM marker (comment)
429 * @param p_stream the stream to write data to.
430 * @param p_j2k J2K codec.
431 * @param p_manager the user event manager.
433 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
434 opj_stream_private_t *p_stream,
435 opj_event_mgr_t * p_manager );
438 * Reads a COM marker (comments)
439 * @param p_j2k the jpeg2000 file codec.
440 * @param p_header_data the data contained in the COM box.
441 * @param p_header_size the size of the data contained in the COM marker.
442 * @param p_manager the user event manager.
444 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
445 OPJ_BYTE * p_header_data,
446 OPJ_UINT32 p_header_size,
447 opj_event_mgr_t * p_manager );
449 * Writes the COD marker (Coding style default)
451 * @param p_stream the stream to write data to.
452 * @param p_j2k J2K codec.
453 * @param p_manager the user event manager.
455 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
456 opj_stream_private_t *p_stream,
457 opj_event_mgr_t * p_manager );
460 * Reads a COD marker (Coding Styke defaults)
461 * @param p_header_data the data contained in the COD box.
462 * @param p_j2k the jpeg2000 codec.
463 * @param p_header_size the size of the data contained in the COD marker.
464 * @param p_manager the user event manager.
466 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
467 OPJ_BYTE * p_header_data,
468 OPJ_UINT32 p_header_size,
469 opj_event_mgr_t * p_manager);
472 * Writes the COC marker (Coding style component)
474 * @param p_j2k J2K codec.
475 * @param p_comp_no the index of the component to output.
476 * @param p_stream the stream to write data to.
477 * @param p_manager the user event manager.
479 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
480 OPJ_UINT32 p_comp_no,
481 opj_stream_private_t *p_stream,
482 opj_event_mgr_t * p_manager );
484 * Writes the COC marker (Coding style component)
486 * @param p_j2k J2K codec.
487 * @param p_comp_no the index of the component to output.
488 * @param p_data FIXME DOC
489 * @param p_data_written FIXME DOC
490 * @param p_manager the user event manager.
492 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
493 OPJ_UINT32 p_comp_no,
495 OPJ_UINT32 * p_data_written,
496 opj_event_mgr_t * p_manager );
499 * Gets the maximum size taken by a coc.
501 * @param p_j2k the jpeg2000 codec to use.
503 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
506 * Reads a COC marker (Coding Style Component)
507 * @param p_header_data the data contained in the COC box.
508 * @param p_j2k the jpeg2000 codec.
509 * @param p_header_size the size of the data contained in the COC marker.
510 * @param p_manager the user event manager.
512 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
513 OPJ_BYTE * p_header_data,
514 OPJ_UINT32 p_header_size,
515 opj_event_mgr_t * p_manager );
518 * Writes the QCD marker (quantization default)
520 * @param p_j2k J2K codec.
521 * @param p_stream the stream to write data to.
522 * @param p_manager the user event manager.
524 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
525 opj_stream_private_t *p_stream,
526 opj_event_mgr_t * p_manager );
529 * Reads a QCD marker (Quantization defaults)
530 * @param p_header_data the data contained in the QCD box.
531 * @param p_j2k the jpeg2000 codec.
532 * @param p_header_size the size of the data contained in the QCD marker.
533 * @param p_manager the user event manager.
535 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
536 OPJ_BYTE * p_header_data,
537 OPJ_UINT32 p_header_size,
538 opj_event_mgr_t * p_manager );
540 * Writes the QCC marker (quantization component)
542 * @param p_comp_no the index of the component to output.
543 * @param p_stream the stream to write data to.
544 * @param p_j2k J2K codec.
545 * @param p_manager the user event manager.
547 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
548 OPJ_UINT32 p_comp_no,
549 opj_stream_private_t *p_stream,
550 opj_event_mgr_t * p_manager );
553 * Writes the QCC marker (quantization component)
555 * @param p_j2k J2K codec.
556 * @param p_comp_no the index of the component to output.
557 * @param p_data FIXME DOC
558 * @param p_data_written the stream to write data to.
559 * @param p_manager the user event manager.
561 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
562 OPJ_UINT32 p_comp_no,
564 OPJ_UINT32 * p_data_written,
565 opj_event_mgr_t * p_manager );
568 * Gets the maximum size taken by a qcc.
570 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
573 * Reads a QCC marker (Quantization component)
574 * @param p_header_data the data contained in the QCC box.
575 * @param p_j2k the jpeg2000 codec.
576 * @param p_header_size the size of the data contained in the QCC marker.
577 * @param p_manager the user event manager.
579 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
580 OPJ_BYTE * p_header_data,
581 OPJ_UINT32 p_header_size,
582 opj_event_mgr_t * p_manager);
584 * Writes the POC marker (Progression Order Change)
586 * @param p_stream the stream to write data to.
587 * @param p_j2k J2K codec.
588 * @param p_manager the user event manager.
590 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
591 opj_stream_private_t *p_stream,
592 opj_event_mgr_t * p_manager );
594 * Writes the POC marker (Progression Order Change)
596 * @param p_j2k J2K codec.
597 * @param p_data FIXME DOC
598 * @param p_data_written the stream to write data to.
599 * @param p_manager the user event manager.
601 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
603 OPJ_UINT32 * p_data_written,
604 opj_event_mgr_t * p_manager );
606 * Gets the maximum size taken by the writing of a POC.
608 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
611 * Reads a POC marker (Progression Order Change)
613 * @param p_header_data the data contained in the POC box.
614 * @param p_j2k the jpeg2000 codec.
615 * @param p_header_size the size of the data contained in the POC marker.
616 * @param p_manager the user event manager.
618 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
619 OPJ_BYTE * p_header_data,
620 OPJ_UINT32 p_header_size,
621 opj_event_mgr_t * p_manager );
624 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
626 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
629 * Gets the maximum size taken by the headers of the SOT.
631 * @param p_j2k the jpeg2000 codec to use.
633 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
636 * Reads a CRG marker (Component registration)
638 * @param p_header_data the data contained in the TLM box.
639 * @param p_j2k the jpeg2000 codec.
640 * @param p_header_size the size of the data contained in the TLM marker.
641 * @param p_manager the user event manager.
643 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
644 OPJ_BYTE * p_header_data,
645 OPJ_UINT32 p_header_size,
646 opj_event_mgr_t * p_manager );
648 * Reads a TLM marker (Tile Length Marker)
650 * @param p_header_data the data contained in the TLM box.
651 * @param p_j2k the jpeg2000 codec.
652 * @param p_header_size the size of the data contained in the TLM marker.
653 * @param p_manager the user event manager.
655 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
656 OPJ_BYTE * p_header_data,
657 OPJ_UINT32 p_header_size,
658 opj_event_mgr_t * p_manager);
661 * Writes the updated tlm.
663 * @param p_stream the stream to write data to.
664 * @param p_j2k J2K codec.
665 * @param p_manager the user event manager.
667 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
668 opj_stream_private_t *p_stream,
669 opj_event_mgr_t * p_manager );
672 * Reads a PLM marker (Packet length, main header marker)
674 * @param p_header_data the data contained in the TLM box.
675 * @param p_j2k the jpeg2000 codec.
676 * @param p_header_size the size of the data contained in the TLM marker.
677 * @param p_manager the user event manager.
679 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
680 OPJ_BYTE * p_header_data,
681 OPJ_UINT32 p_header_size,
682 opj_event_mgr_t * p_manager);
684 * Reads a PLT marker (Packet length, tile-part header)
686 * @param p_header_data the data contained in the PLT box.
687 * @param p_j2k the jpeg2000 codec.
688 * @param p_header_size the size of the data contained in the PLT marker.
689 * @param p_manager the user event manager.
691 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
692 OPJ_BYTE * p_header_data,
693 OPJ_UINT32 p_header_size,
694 opj_event_mgr_t * p_manager );
698 * Reads a PPM marker (Packed packet headers, main header)
700 * @param p_header_data the data contained in the POC box.
701 * @param p_j2k the jpeg2000 codec.
702 * @param p_header_size the size of the data contained in the POC marker.
703 * @param p_manager the user event manager.
705 static OPJ_BOOL j2k_read_ppm_v2 (
707 OPJ_BYTE * p_header_data,
708 OPJ_UINT32 p_header_size,
709 struct opj_event_mgr * p_manager
713 static OPJ_BOOL j2k_read_ppm_v3 (
715 OPJ_BYTE * p_header_data,
716 OPJ_UINT32 p_header_size,
717 opj_event_mgr_t * p_manager );
720 * Reads a PPT marker (Packed packet headers, tile-part header)
722 * @param p_header_data the data contained in the PPT box.
723 * @param p_j2k the jpeg2000 codec.
724 * @param p_header_size the size of the data contained in the PPT marker.
725 * @param p_manager the user event manager.
727 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
728 OPJ_BYTE * p_header_data,
729 OPJ_UINT32 p_header_size,
730 opj_event_mgr_t * p_manager );
732 * Writes the TLM marker (Tile Length Marker)
734 * @param p_stream the stream to write data to.
735 * @param p_j2k J2K codec.
736 * @param p_manager the user event manager.
738 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
739 opj_stream_private_t *p_stream,
740 opj_event_mgr_t * p_manager );
743 * Writes the SOT marker (Start of tile-part)
745 * @param p_j2k J2K codec.
746 * @param p_data FIXME DOC
747 * @param p_data_written FIXME DOC
748 * @param p_stream the stream to write data to.
749 * @param p_manager the user event manager.
751 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
753 OPJ_UINT32 * p_data_written,
754 const opj_stream_private_t *p_stream,
755 opj_event_mgr_t * p_manager );
758 * Reads a PPT marker (Packed packet headers, tile-part header)
760 * @param p_header_data the data contained in the PPT box.
761 * @param p_j2k the jpeg2000 codec.
762 * @param p_header_size the size of the data contained in the PPT marker.
763 * @param p_manager the user event manager.
765 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
766 OPJ_BYTE * p_header_data,
767 OPJ_UINT32 p_header_size,
768 opj_event_mgr_t * p_manager );
770 * Writes the SOD marker (Start of data)
772 * @param p_j2k J2K codec.
773 * @param p_tile_coder FIXME DOC
774 * @param p_data FIXME DOC
775 * @param p_data_written FIXME DOC
776 * @param p_total_data_size FIXME DOC
777 * @param p_stream the stream to write data to.
778 * @param p_manager the user event manager.
780 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
781 opj_tcd_t * p_tile_coder,
783 OPJ_UINT32 * p_data_written,
784 OPJ_UINT32 p_total_data_size,
785 const opj_stream_private_t *p_stream,
786 opj_event_mgr_t * p_manager );
789 * Reads a SOD marker (Start Of Data)
791 * @param p_j2k the jpeg2000 codec.
792 * @param p_stream FIXME DOC
793 * @param p_manager the user event manager.
795 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
796 opj_stream_private_t *p_stream,
797 opj_event_mgr_t * p_manager );
799 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
801 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
802 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
804 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
805 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
809 * Writes the RGN marker (Region Of Interest)
811 * @param p_tile_no the tile to output
812 * @param p_comp_no the component to output
813 * @param nb_comps the number of components
814 * @param p_stream the stream to write data to.
815 * @param p_j2k J2K codec.
816 * @param p_manager the user event manager.
818 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
819 OPJ_UINT32 p_tile_no,
820 OPJ_UINT32 p_comp_no,
822 opj_stream_private_t *p_stream,
823 opj_event_mgr_t * p_manager );
826 * Reads a RGN marker (Region Of Interest)
828 * @param p_header_data the data contained in the POC box.
829 * @param p_j2k the jpeg2000 codec.
830 * @param p_header_size the size of the data contained in the POC marker.
831 * @param p_manager the user event manager.
833 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
834 OPJ_BYTE * p_header_data,
835 OPJ_UINT32 p_header_size,
836 opj_event_mgr_t * p_manager );
839 * Writes the EOC marker (End of Codestream)
841 * @param p_stream the stream to write data to.
842 * @param p_j2k J2K codec.
843 * @param p_manager the user event manager.
845 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
846 opj_stream_private_t *p_stream,
847 opj_event_mgr_t * p_manager );
850 * Reads a EOC marker (End Of Codestream)
852 * @param p_j2k the jpeg2000 codec.
853 * @param p_stream FIXME DOC
854 * @param p_manager the user event manager.
856 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
857 opj_stream_private_t *p_stream,
858 opj_event_mgr_t * p_manager );
861 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
863 * @param p_stream the stream to write data to.
864 * @param p_j2k J2K codec.
865 * @param p_manager the user event manager.
867 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
868 opj_stream_private_t *p_stream,
869 opj_event_mgr_t * p_manager );
874 * @param p_stream the stream to write data to.
875 * @param p_j2k J2K codec.
876 * @param p_manager the user event manager.
878 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
879 opj_stream_private_t *p_stream,
880 opj_event_mgr_t * p_manager );
883 Add main header marker information
884 @param cstr_index Codestream information structure
885 @param type marker type
886 @param pos byte offset of marker segment
887 @param len length of marker segment
889 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
891 Add tile header marker information
892 @param tileno tile index number
893 @param cstr_index Codestream information structure
894 @param type marker type
895 @param pos byte offset of marker segment
896 @param len length of marker segment
898 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);
901 * Reads an unknown marker
903 * @param p_j2k the jpeg2000 codec.
904 * @param p_stream the stream object to read from.
905 * @param output_marker FIXME DOC
906 * @param p_manager the user event manager.
908 * @return true if the marker could be deduced.
910 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
911 opj_stream_private_t *p_stream,
912 OPJ_UINT32 *output_marker,
913 opj_event_mgr_t * p_manager );
916 * Writes the MCT marker (Multiple Component Transform)
918 * @param p_j2k J2K codec.
919 * @param p_mct_record FIXME DOC
920 * @param p_stream the stream to write data to.
921 * @param p_manager the user event manager.
923 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
924 opj_mct_data_t * p_mct_record,
925 opj_stream_private_t *p_stream,
926 opj_event_mgr_t * p_manager );
929 * Reads a MCT marker (Multiple Component Transform)
931 * @param p_header_data the data contained in the MCT box.
932 * @param p_j2k the jpeg2000 codec.
933 * @param p_header_size the size of the data contained in the MCT marker.
934 * @param p_manager the user event manager.
936 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
937 OPJ_BYTE * p_header_data,
938 OPJ_UINT32 p_header_size,
939 opj_event_mgr_t * p_manager );
942 * Writes the MCC marker (Multiple Component Collection)
944 * @param p_j2k J2K codec.
945 * @param p_mcc_record FIXME DOC
946 * @param p_stream the stream to write data to.
947 * @param p_manager the user event manager.
949 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
950 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
951 opj_stream_private_t *p_stream,
952 opj_event_mgr_t * p_manager );
955 * Reads a MCC marker (Multiple Component Collection)
957 * @param p_header_data the data contained in the MCC box.
958 * @param p_j2k the jpeg2000 codec.
959 * @param p_header_size the size of the data contained in the MCC marker.
960 * @param p_manager the user event manager.
962 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
963 OPJ_BYTE * p_header_data,
964 OPJ_UINT32 p_header_size,
965 opj_event_mgr_t * p_manager );
968 * Writes the MCO marker (Multiple component transformation ordering)
970 * @param p_stream the stream to write data to.
971 * @param p_j2k J2K codec.
972 * @param p_manager the user event manager.
974 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
975 opj_stream_private_t *p_stream,
976 opj_event_mgr_t * p_manager );
979 * Reads a MCO marker (Multiple Component Transform Ordering)
981 * @param p_header_data the data contained in the MCO box.
982 * @param p_j2k the jpeg2000 codec.
983 * @param p_header_size the size of the data contained in the MCO marker.
984 * @param p_manager the user event manager.
986 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
987 OPJ_BYTE * p_header_data,
988 OPJ_UINT32 p_header_size,
989 opj_event_mgr_t * p_manager );
991 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
993 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
994 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
995 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
996 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
998 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
999 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1000 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1001 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1003 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1004 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1005 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1006 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1009 * Ends the encoding, i.e. frees memory.
1011 * @param p_stream the stream to write data to.
1012 * @param p_j2k J2K codec.
1013 * @param p_manager the user event manager.
1015 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1016 opj_stream_private_t *p_stream,
1017 opj_event_mgr_t * p_manager );
1020 * Writes the CBD marker (Component bit depth definition)
1022 * @param p_stream the stream to write data to.
1023 * @param p_j2k J2K codec.
1024 * @param p_manager the user event manager.
1026 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1027 opj_stream_private_t *p_stream,
1028 opj_event_mgr_t * p_manager );
1031 * Reads a CBD marker (Component bit depth definition)
1032 * @param p_header_data the data contained in the CBD box.
1033 * @param p_j2k the jpeg2000 codec.
1034 * @param p_header_size the size of the data contained in the CBD marker.
1035 * @param p_manager the user event manager.
1037 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1038 OPJ_BYTE * p_header_data,
1039 OPJ_UINT32 p_header_size,
1040 opj_event_mgr_t * p_manager);
1043 * Writes the image components.
1045 * @param p_stream the stream to write data to.
1046 * @param p_j2k J2K codec.
1047 * @param p_manager the user event manager.
1049 static OPJ_BOOL opj_j2k_write_image_components( opj_j2k_t *p_j2k,
1050 opj_stream_private_t *p_stream,
1051 opj_event_mgr_t * p_manager );
1054 * Writes regions of interests.
1056 * @param p_stream the stream to write data to.
1057 * @param p_j2k J2K codec.
1058 * @param p_manager the user event manager.
1060 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1061 opj_stream_private_t *p_stream,
1062 opj_event_mgr_t * p_manager );
1067 * @param p_stream the stream to write data to.
1068 * @param p_j2k J2K codec.
1069 * @param p_manager the user event manager.
1071 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1072 opj_stream_private_t *p_stream,
1073 opj_event_mgr_t * p_manager );
1076 * Checks the progression order changes values. Tells of the poc given as input are valid.
1077 * A nice message is outputted at errors.
1079 * @param p_pocs the progression order changes.
1080 * @param p_nb_pocs the number of progression order changes.
1081 * @param p_nb_resolutions the number of resolutions.
1082 * @param numcomps the number of components
1083 * @param numlayers the number of layers.
1084 * @param p_manager the user event manager.
1086 * @return true if the pocs are valid.
1088 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1089 OPJ_UINT32 p_nb_pocs,
1090 OPJ_UINT32 p_nb_resolutions,
1091 OPJ_UINT32 numcomps,
1092 OPJ_UINT32 numlayers,
1093 opj_event_mgr_t * p_manager);
1096 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1098 * @param cp the coding parameters.
1099 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1100 * @param tileno the given tile.
1102 * @return the number of tile parts.
1104 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1107 * Calculates the total number of tile parts needed by the encoder to
1108 * encode such an image. If not enough memory is available, then the function return false.
1110 * @param p_nb_tiles pointer that will hold the number of tile parts.
1111 * @param cp the coding parameters for the image.
1112 * @param image the image to encode.
1113 * @param p_j2k the p_j2k encoder.
1114 * @param p_manager the user event manager.
1116 * @return true if the function was successful, false else.
1118 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1120 OPJ_UINT32 * p_nb_tiles,
1122 opj_event_mgr_t * p_manager);
1124 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1126 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1128 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1130 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1132 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1138 /* ----------------------------------------------------------------------- */
1139 typedef struct j2k_prog_order{
1140 OPJ_PROG_ORDER enum_prog;
1144 j2k_prog_order_t j2k_prog_order_list[] = {
1150 {(OPJ_PROG_ORDER)-1, ""}
1156 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1164 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1166 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1168 opj_j2k_read_int16_to_float,
1169 opj_j2k_read_int32_to_float,
1170 opj_j2k_read_float32_to_float,
1171 opj_j2k_read_float64_to_float
1174 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1176 opj_j2k_read_int16_to_int32,
1177 opj_j2k_read_int32_to_int32,
1178 opj_j2k_read_float32_to_int32,
1179 opj_j2k_read_float64_to_int32
1182 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1184 opj_j2k_write_float_to_int16,
1185 opj_j2k_write_float_to_int32,
1186 opj_j2k_write_float_to_float,
1187 opj_j2k_write_float_to_float64
1190 typedef struct opj_dec_memory_marker_handler
1194 /** value of the state when the marker can appear */
1196 /** action linked to the marker */
1197 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1198 OPJ_BYTE * p_header_data,
1199 OPJ_UINT32 p_header_size,
1200 opj_event_mgr_t * p_manager );
1202 opj_dec_memory_marker_handler_t;
1204 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1206 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1207 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1208 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1209 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1210 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1211 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1212 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1213 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1214 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1215 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1216 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1217 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1218 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1220 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1221 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1222 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1223 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1224 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1225 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1227 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1228 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1229 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1230 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1231 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1233 #endif /* USE_JPWL */
1235 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1236 {J2K_MS_INSEC, 0, j2k_read_insec}
1237 #endif /* USE_JPSEC */
1238 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1241 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1243 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1244 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1248 for (i=0;i<p_nb_elem;++i) {
1249 opj_read_bytes(l_src_data,&l_temp,2);
1251 l_src_data+=sizeof(OPJ_INT16);
1253 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1257 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1259 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1260 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1264 for (i=0;i<p_nb_elem;++i) {
1265 opj_read_bytes(l_src_data,&l_temp,4);
1267 l_src_data+=sizeof(OPJ_INT32);
1269 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1273 void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1275 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1276 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1280 for (i=0;i<p_nb_elem;++i) {
1281 opj_read_float(l_src_data,&l_temp);
1283 l_src_data+=sizeof(OPJ_FLOAT32);
1285 *(l_dest_data++) = l_temp;
1289 void opj_j2k_read_float64_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_double(l_src_data,&l_temp);
1299 l_src_data+=sizeof(OPJ_FLOAT64);
1301 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1305 void opj_j2k_read_int16_to_int32 (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_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1312 for (i=0;i<p_nb_elem;++i) {
1313 opj_read_bytes(l_src_data,&l_temp,2);
1315 l_src_data+=sizeof(OPJ_INT16);
1317 *(l_dest_data++) = (OPJ_INT32) l_temp;
1321 void opj_j2k_read_int32_to_int32 (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_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1328 for (i=0;i<p_nb_elem;++i) {
1329 opj_read_bytes(l_src_data,&l_temp,4);
1331 l_src_data+=sizeof(OPJ_INT32);
1333 *(l_dest_data++) = (OPJ_INT32) l_temp;
1337 void opj_j2k_read_float32_to_int32 (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_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1344 for (i=0;i<p_nb_elem;++i) {
1345 opj_read_float(l_src_data,&l_temp);
1347 l_src_data+=sizeof(OPJ_FLOAT32);
1349 *(l_dest_data++) = (OPJ_INT32) l_temp;
1353 void opj_j2k_read_float64_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_double(l_src_data,&l_temp);
1363 l_src_data+=sizeof(OPJ_FLOAT64);
1365 *(l_dest_data++) = (OPJ_INT32) l_temp;
1369 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1371 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1372 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1376 for (i=0;i<p_nb_elem;++i) {
1377 l_temp = (OPJ_UINT32) *(l_src_data++);
1379 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1381 l_dest_data+=sizeof(OPJ_INT16);
1385 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1387 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1388 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1392 for (i=0;i<p_nb_elem;++i) {
1393 l_temp = (OPJ_UINT32) *(l_src_data++);
1395 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1397 l_dest_data+=sizeof(OPJ_INT32);
1401 void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1403 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1404 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1408 for (i=0;i<p_nb_elem;++i) {
1409 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1411 opj_write_float(l_dest_data,l_temp);
1413 l_dest_data+=sizeof(OPJ_FLOAT32);
1417 void opj_j2k_write_float_to_float64 (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_FLOAT64) *(l_src_data++);
1427 opj_write_double(l_dest_data,l_temp);
1429 l_dest_data+=sizeof(OPJ_FLOAT64);
1433 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1434 j2k_prog_order_t *po;
1435 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1436 if(po->enum_prog == prg_order){
1437 return po->str_prog;
1440 return po->str_prog;
1443 OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1444 OPJ_UINT32 p_nb_pocs,
1445 OPJ_UINT32 p_nb_resolutions,
1446 OPJ_UINT32 p_num_comps,
1447 OPJ_UINT32 p_num_layers,
1448 opj_event_mgr_t * p_manager)
1450 OPJ_UINT32* packet_array;
1451 OPJ_UINT32 index , resno, compno, layno;
1453 OPJ_UINT32 step_c = 1;
1454 OPJ_UINT32 step_r = p_num_comps * step_c;
1455 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1456 OPJ_BOOL loss = OPJ_FALSE;
1457 OPJ_UINT32 layno0 = 0;
1459 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1460 if (packet_array == 00) {
1461 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1464 memset(packet_array,0,step_l * p_num_layers* sizeof(OPJ_UINT32));
1466 if (p_nb_pocs == 0) {
1470 index = step_r * p_pocs->resno0;
1471 /* take each resolution for each poc */
1472 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1474 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1476 /* take each comp of each resolution for each poc */
1477 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1478 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1480 /* and finally take each layer of each res of ... */
1481 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1482 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1483 packet_array[comp_index] = 1;
1484 comp_index += step_l;
1487 res_index += step_c;
1494 /* iterate through all the pocs */
1495 for (i = 1; i < p_nb_pocs ; ++i) {
1496 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1498 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1499 index = step_r * p_pocs->resno0;
1501 /* take each resolution for each poc */
1502 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1503 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1505 /* take each comp of each resolution for each poc */
1506 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1507 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1509 /* and finally take each layer of each res of ... */
1510 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1511 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1512 packet_array[comp_index] = 1;
1513 comp_index += step_l;
1516 res_index += step_c;
1526 for (layno = 0; layno < p_num_layers ; ++layno) {
1527 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1528 for (compno = 0; compno < p_num_comps; ++compno) {
1529 loss |= (packet_array[index]!=1);
1530 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1537 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1540 opj_free(packet_array);
1545 /* ----------------------------------------------------------------------- */
1547 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1549 const OPJ_CHAR *prog = 00;
1551 OPJ_UINT32 tpnum = 1;
1552 opj_tcp_t *tcp = 00;
1553 opj_poc_t * l_current_poc = 00;
1556 assert(tileno < (cp->tw * cp->th));
1557 assert(pino < (cp->tcps[tileno].numpocs + 1));
1559 /* get the given tile coding parameter */
1560 tcp = &cp->tcps[tileno];
1563 l_current_poc = &(tcp->pocs[pino]);
1564 assert(l_current_poc != 0);
1566 /* get the progression order as a character string */
1567 prog = opj_j2k_convert_progression_order(tcp->prg);
1568 assert(strlen(prog) > 0);
1570 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1574 /* component wise */
1576 tpnum *= l_current_poc->compE;
1578 /* resolution wise */
1580 tpnum *= l_current_poc->resE;
1584 tpnum *= l_current_poc->prcE;
1588 tpnum *= l_current_poc->layE;
1591 /* whould we split here ? */
1592 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1593 cp->m_specific_param.m_enc.m_tp_pos=i;
1605 OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1607 OPJ_UINT32 * p_nb_tiles,
1609 opj_event_mgr_t * p_manager
1612 OPJ_UINT32 pino,tileno;
1613 OPJ_UINT32 l_nb_tiles;
1617 assert(p_nb_tiles != 00);
1619 assert(image != 00);
1620 assert(p_j2k != 00);
1621 assert(p_manager != 00);
1623 l_nb_tiles = cp->tw * cp->th;
1628 /* TODO mergeV2: check this part which use cstr_info */
1629 /*if (p_j2k->cstr_info) {
1630 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1632 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1633 OPJ_UINT32 cur_totnum_tp = 0;
1635 opj_pi_update_encoding_parameters(image,cp,tileno);
1637 for (pino = 0; pino <= tcp->numpocs; ++pino)
1639 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1641 *p_nb_tiles = *p_nb_tiles + tp_num;
1643 cur_totnum_tp += tp_num;
1646 tcp->m_nb_tile_parts = cur_totnum_tp;
1648 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1649 if (l_info_tile_ptr->tp == 00) {
1653 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1655 l_info_tile_ptr->num_tps = cur_totnum_tp;
1662 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1663 OPJ_UINT32 cur_totnum_tp = 0;
1665 opj_pi_update_encoding_parameters(image,cp,tileno);
1667 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1668 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1670 *p_nb_tiles = *p_nb_tiles + tp_num;
1672 cur_totnum_tp += tp_num;
1674 tcp->m_nb_tile_parts = cur_totnum_tp;
1683 OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1684 opj_stream_private_t *p_stream,
1685 opj_event_mgr_t * p_manager )
1687 /* 2 bytes will be written */
1688 OPJ_BYTE * l_start_stream = 00;
1691 assert(p_stream != 00);
1692 assert(p_j2k != 00);
1693 assert(p_manager != 00);
1695 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1697 /* write SOC identifier */
1698 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1700 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1706 /* update markers struct */
1708 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1710 assert( 0 && "TODO" );
1711 #endif /* USE_JPWL */
1718 * Reads a SOC marker (Start of Codestream)
1719 * @param p_j2k the jpeg2000 file codec.
1720 * @param p_stream FIXME DOC
1721 * @param p_manager the user event manager.
1723 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1724 opj_stream_private_t *p_stream,
1725 opj_event_mgr_t * p_manager
1728 OPJ_BYTE l_data [2];
1729 OPJ_UINT32 l_marker;
1732 assert(p_j2k != 00);
1733 assert(p_manager != 00);
1734 assert(p_stream != 00);
1736 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1740 opj_read_bytes(l_data,&l_marker,2);
1741 if (l_marker != J2K_MS_SOC) {
1745 /* Next marker should be a SIZ marker in the main header */
1746 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1748 /* FIXME move it in a index structure included in p_j2k*/
1749 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1751 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1753 /* Add the marker to the codestream index*/
1754 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1755 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1761 OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1762 opj_stream_private_t *p_stream,
1763 opj_event_mgr_t * p_manager )
1766 OPJ_UINT32 l_size_len;
1767 OPJ_BYTE * l_current_ptr;
1768 opj_image_t * l_image = 00;
1770 opj_image_comp_t * l_img_comp = 00;
1773 assert(p_stream != 00);
1774 assert(p_j2k != 00);
1775 assert(p_manager != 00);
1777 l_image = p_j2k->m_private_image;
1778 cp = &(p_j2k->m_cp);
1779 l_size_len = 40 + 3 * l_image->numcomps;
1780 l_img_comp = l_image->comps;
1782 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1784 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1785 if (! new_header_tile_data) {
1786 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1787 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1788 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1789 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1792 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1793 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1796 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1798 /* write SOC identifier */
1799 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1802 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1805 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1808 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1811 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1814 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1817 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1820 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1823 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1826 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1829 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1832 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1835 for (i = 0; i < l_image->numcomps; ++i) {
1836 /* TODO here with MCT ? */
1837 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1840 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1843 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1849 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) {
1857 * Reads a SIZ marker (image and tile size)
1858 * @param p_j2k the jpeg2000 file codec.
1859 * @param p_header_data the data contained in the SIZ box.
1860 * @param p_header_size the size of the data contained in the SIZ marker.
1861 * @param p_manager the user event manager.
1863 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1864 OPJ_BYTE * p_header_data,
1865 OPJ_UINT32 p_header_size,
1866 opj_event_mgr_t * p_manager
1870 OPJ_UINT32 l_nb_comp;
1871 OPJ_UINT32 l_nb_comp_remain;
1872 OPJ_UINT32 l_remaining_size;
1873 OPJ_UINT32 l_nb_tiles;
1875 opj_image_t *l_image = 00;
1876 opj_cp_t *l_cp = 00;
1877 opj_image_comp_t * l_img_comp = 00;
1878 opj_tcp_t * l_current_tile_param = 00;
1881 assert(p_j2k != 00);
1882 assert(p_manager != 00);
1883 assert(p_header_data != 00);
1885 l_image = p_j2k->m_private_image;
1886 l_cp = &(p_j2k->m_cp);
1888 /* minimum size == 39 - 3 (= minimum component parameter) */
1889 if (p_header_size < 36) {
1890 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1894 l_remaining_size = p_header_size - 36;
1895 l_nb_comp = l_remaining_size / 3;
1896 l_nb_comp_remain = l_remaining_size % 3;
1897 if (l_nb_comp_remain != 0){
1898 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1902 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1904 l_cp->rsiz = (OPJ_RSIZ_CAPABILITIES) l_tmp;
1905 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1907 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1909 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1911 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1913 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1915 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1917 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1919 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
1921 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
1924 l_image->numcomps = (OPJ_UINT16) l_tmp;
1926 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
1930 if (l_image->numcomps != l_nb_comp) {
1931 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);
1936 if (l_cp->correct) {
1937 /* if JPWL is on, we check whether TX errors have damaged
1938 too much the SIZ parameters */
1939 if (!(l_image->x1 * l_image->y1)) {
1940 opj_event_msg(p_manager, EVT_ERROR,
1941 "JPWL: bad image size (%d x %d)\n",
1942 l_image->x1, l_image->y1);
1943 if (!JPWL_ASSUME || JPWL_ASSUME) {
1944 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
1949 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
1950 if (l_image->numcomps != ((len - 38) / 3)) {
1951 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
1952 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
1953 l_image->numcomps, ((len - 38) / 3));
1955 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
1958 */ /* we try to correct */
1959 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
1960 if (l_image->numcomps < ((len - 38) / 3)) {
1961 len = 38 + 3 * l_image->numcomps;
1962 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
1965 l_image->numcomps = ((len - 38) / 3);
1966 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
1972 /* update components number in the jpwl_exp_comps filed */
1973 l_cp->exp_comps = l_image->numcomps;
1975 #endif /* USE_JPWL */
1977 /* Allocate the resulting image components */
1978 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
1979 if (l_image->comps == 00){
1980 l_image->numcomps = 0;
1981 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
1985 memset(l_image->comps,0,l_image->numcomps * sizeof(opj_image_comp_t));
1986 l_img_comp = l_image->comps;
1988 /* Read the component information */
1989 for (i = 0; i < l_image->numcomps; ++i){
1991 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
1993 l_img_comp->prec = (tmp & 0x7f) + 1;
1994 l_img_comp->sgnd = tmp >> 7;
1995 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
1997 l_img_comp->dx = (OPJ_INT32)tmp; /* should be between 1 and 255 */
1998 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2000 l_img_comp->dy = (OPJ_INT32)tmp; /* should be between 1 and 255 */
2003 if (l_cp->correct) {
2004 /* if JPWL is on, we check whether TX errors have damaged
2005 too much the SIZ parameters, again */
2006 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2007 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2008 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2009 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2011 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2014 /* we try to correct */
2015 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2016 if (!l_image->comps[i].dx) {
2017 l_image->comps[i].dx = 1;
2018 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2019 i, l_image->comps[i].dx);
2021 if (!l_image->comps[i].dy) {
2022 l_image->comps[i].dy = 1;
2023 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2024 i, l_image->comps[i].dy);
2028 #endif /* USE_JPWL */
2029 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2030 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2034 /* Compute the number of tiles */
2035 l_cp->tw = opj_int_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx);
2036 l_cp->th = opj_int_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy);
2037 l_nb_tiles = l_cp->tw * l_cp->th;
2039 /* Define the tiles which will be decoded */
2040 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2041 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;
2042 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;
2043 p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_int_ceildiv((p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0), l_cp->tdx);
2044 p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_int_ceildiv((p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0), l_cp->tdy);
2047 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2048 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2049 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2050 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2054 if (l_cp->correct) {
2055 /* if JPWL is on, we check whether TX errors have damaged
2056 too much the SIZ parameters */
2057 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2058 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2059 "JPWL: bad number of tiles (%d x %d)\n",
2060 l_cp->tw, l_cp->th);
2062 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2065 /* we try to correct */
2066 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2069 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2072 if (l_cp->tw > l_cp->max_tiles) {
2074 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2075 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2076 l_cp->max_tiles, l_cp->tw);
2080 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2083 if (l_cp->th > l_cp->max_tiles) {
2085 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2086 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2087 l_cp->max_tiles, l_cp->th);
2091 #endif /* USE_JPWL */
2093 /* memory allocations */
2094 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2095 if (l_cp->tcps == 00) {
2096 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2099 memset(l_cp->tcps,0,l_nb_tiles*sizeof(opj_tcp_t));
2102 if (l_cp->correct) {
2104 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2105 "JPWL: could not alloc tcps field of cp\n");
2106 if (!JPWL_ASSUME || JPWL_ASSUME) {
2107 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2112 #endif /* USE_JPWL */
2114 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2115 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2116 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2117 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2120 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps ,0,l_image->numcomps*sizeof(opj_tccp_t));
2122 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2123 (opj_mct_data_t*)opj_malloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2125 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2126 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2129 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records,0,OPJ_J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2130 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2132 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2133 (opj_simple_mcc_decorrelation_data_t*)
2134 opj_malloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2136 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2137 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2140 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records,0,OPJ_J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2141 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2143 /* set up default dc level shift */
2144 for (i=0;i<l_image->numcomps;++i) {
2145 if (! l_image->comps[i].sgnd) {
2146 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2150 l_current_tile_param = l_cp->tcps;
2151 for (i = 0; i < l_nb_tiles; ++i) {
2152 l_current_tile_param->tccps = (opj_tccp_t*) opj_malloc(l_image->numcomps * sizeof(opj_tccp_t));
2153 if (l_current_tile_param->tccps == 00) {
2154 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2157 memset(l_current_tile_param->tccps,0,l_image->numcomps * sizeof(opj_tccp_t));
2159 ++l_current_tile_param;
2162 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2163 opj_image_comp_header_update(l_image,l_cp);
2168 OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2169 opj_stream_private_t *p_stream,
2170 opj_event_mgr_t * p_manager
2173 OPJ_UINT32 l_comment_size;
2174 OPJ_UINT32 l_total_com_size;
2175 const OPJ_CHAR *l_comment;
2176 OPJ_BYTE * l_current_ptr = 00;
2179 assert(p_j2k != 00);
2180 assert(p_stream != 00);
2181 assert(p_manager != 00);
2183 l_comment = p_j2k->m_cp.comment;
2184 l_comment_size = strlen(l_comment);
2185 l_total_com_size = l_comment_size + 6;
2187 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2188 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);
2189 if (! new_header_tile_data) {
2190 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2191 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2192 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2193 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2196 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2197 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2200 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2202 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2205 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2208 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2211 memcpy( l_current_ptr,l_comment,l_comment_size);
2213 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) {
2221 * Reads a COM marker (comments)
2222 * @param p_j2k the jpeg2000 file codec.
2223 * @param p_header_data the data contained in the COM box.
2224 * @param p_header_size the size of the data contained in the COM marker.
2225 * @param p_manager the user event manager.
2227 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2228 OPJ_BYTE * p_header_data,
2229 OPJ_UINT32 p_header_size,
2230 opj_event_mgr_t * p_manager
2234 assert(p_j2k != 00);
2235 assert(p_manager != 00);
2236 assert(p_header_data != 00);
2237 (void)p_header_size;
2242 OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2243 opj_stream_private_t *p_stream,
2244 opj_event_mgr_t * p_manager )
2246 opj_cp_t *l_cp = 00;
2247 opj_tcp_t *l_tcp = 00;
2248 OPJ_UINT32 l_code_size,l_remaining_size;
2249 OPJ_BYTE * l_current_data = 00;
2252 assert(p_j2k != 00);
2253 assert(p_manager != 00);
2254 assert(p_stream != 00);
2256 l_cp = &(p_j2k->m_cp);
2257 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2258 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2259 l_remaining_size = l_code_size;
2261 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2262 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2263 if (! new_header_tile_data) {
2264 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2265 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2266 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2267 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2270 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2271 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2274 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2276 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2277 l_current_data += 2;
2279 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2280 l_current_data += 2;
2282 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2285 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2288 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2291 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2294 l_remaining_size -= 9;
2296 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2297 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2301 if (l_remaining_size != 0) {
2302 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2306 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) {
2314 * Reads a COD marker (Coding Styke defaults)
2315 * @param p_header_data the data contained in the COD box.
2316 * @param p_j2k the jpeg2000 codec.
2317 * @param p_header_size the size of the data contained in the COD marker.
2318 * @param p_manager the user event manager.
2320 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2321 OPJ_BYTE * p_header_data,
2322 OPJ_UINT32 p_header_size,
2323 opj_event_mgr_t * p_manager
2329 opj_cp_t *l_cp = 00;
2330 opj_tcp_t *l_tcp = 00;
2331 opj_image_t *l_image = 00;
2334 assert(p_header_data != 00);
2335 assert(p_j2k != 00);
2336 assert(p_manager != 00);
2338 l_image = p_j2k->m_private_image;
2339 l_cp = &(p_j2k->m_cp);
2341 /* If we are in the first tile-part header of the current tile */
2342 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2343 &l_cp->tcps[p_j2k->m_current_tile_number] :
2344 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2346 /* Make sure room is sufficient */
2347 if (p_header_size < 5) {
2348 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2352 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2354 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2356 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2357 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2360 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2361 if (l_cp->m_specific_param.m_dec.m_layer) {
2362 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2365 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2368 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2372 for (i = 0; i < l_image->numcomps; ++i) {
2373 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2376 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2377 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2381 if (p_header_size != 0) {
2382 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2386 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2387 opj_j2k_copy_tile_component_parameters(p_j2k);
2390 #ifdef WIP_REMOVE_MSD
2391 if (p_j2k->cstr_info) {
2392 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2393 p_j2k->cstr_info->prog = l_tcp->prg;
2394 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2395 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2396 for (i = 0; i < l_image->numcomps; ++i) {
2397 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2405 OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2406 OPJ_UINT32 p_comp_no,
2407 opj_stream_private_t *p_stream,
2408 opj_event_mgr_t * p_manager )
2410 OPJ_UINT32 l_coc_size,l_remaining_size;
2411 OPJ_UINT32 l_comp_room;
2414 assert(p_j2k != 00);
2415 assert(p_manager != 00);
2416 assert(p_stream != 00);
2418 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2420 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2422 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2423 OPJ_BYTE *new_header_tile_data;
2424 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2425 = (OPJ_BYTE*)opj_realloc(
2426 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2429 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2430 if (! new_header_tile_data) {
2431 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2432 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2433 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2434 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2437 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2438 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2441 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);
2443 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) {
2450 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2451 OPJ_UINT32 p_comp_no,
2453 OPJ_UINT32 * p_data_written,
2454 opj_event_mgr_t * p_manager
2457 opj_cp_t *l_cp = 00;
2458 opj_tcp_t *l_tcp = 00;
2459 OPJ_UINT32 l_coc_size,l_remaining_size;
2460 OPJ_BYTE * l_current_data = 00;
2461 opj_image_t *l_image = 00;
2462 OPJ_UINT32 l_comp_room;
2465 assert(p_j2k != 00);
2466 assert(p_manager != 00);
2468 l_cp = &(p_j2k->m_cp);
2469 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2470 l_image = p_j2k->m_private_image;
2471 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2473 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2474 l_remaining_size = l_coc_size;
2476 l_current_data = p_data;
2478 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2479 l_current_data += 2;
2481 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2482 l_current_data += 2;
2484 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2485 l_current_data+=l_comp_room;
2487 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2490 l_remaining_size -= (5 + l_comp_room);
2491 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2492 * p_data_written = l_coc_size;
2495 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2498 OPJ_UINT32 l_nb_comp;
2499 OPJ_UINT32 l_nb_tiles;
2500 OPJ_UINT32 l_max = 0;
2504 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2505 l_nb_comp = p_j2k->m_private_image->numcomps;
2507 for (i=0;i<l_nb_tiles;++i) {
2508 for (j=0;j<l_nb_comp;++j) {
2509 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2517 * Reads a COC marker (Coding Style Component)
2518 * @param p_header_data the data contained in the COC box.
2519 * @param p_j2k the jpeg2000 codec.
2520 * @param p_header_size the size of the data contained in the COC marker.
2521 * @param p_manager the user event manager.
2523 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2524 OPJ_BYTE * p_header_data,
2525 OPJ_UINT32 p_header_size,
2526 opj_event_mgr_t * p_manager
2529 opj_cp_t *l_cp = NULL;
2530 opj_tcp_t *l_tcp = NULL;
2531 opj_image_t *l_image = NULL;
2532 OPJ_UINT32 l_comp_room;
2533 OPJ_UINT32 l_comp_no;
2536 assert(p_header_data != 00);
2537 assert(p_j2k != 00);
2538 assert(p_manager != 00);
2540 l_cp = &(p_j2k->m_cp);
2541 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2542 &l_cp->tcps[p_j2k->m_current_tile_number] :
2543 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2544 l_image = p_j2k->m_private_image;
2546 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2548 /* make sure room is sufficient*/
2549 if (p_header_size < l_comp_room + 1) {
2550 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2553 p_header_size -= l_comp_room + 1;
2555 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2556 p_header_data += l_comp_room;
2557 if (l_comp_no >= l_image->numcomps) {
2558 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2562 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2565 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2566 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2570 if (p_header_size != 0) {
2571 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2577 OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2578 opj_stream_private_t *p_stream,
2579 opj_event_mgr_t * p_manager
2582 OPJ_UINT32 l_qcd_size,l_remaining_size;
2583 OPJ_BYTE * l_current_data = 00;
2586 assert(p_j2k != 00);
2587 assert(p_manager != 00);
2588 assert(p_stream != 00);
2590 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2591 l_remaining_size = l_qcd_size;
2593 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2594 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2595 if (! new_header_tile_data) {
2596 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2597 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2598 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2599 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2602 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2603 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2606 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2608 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2609 l_current_data += 2;
2611 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2612 l_current_data += 2;
2614 l_remaining_size -= 4;
2616 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2617 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2621 if (l_remaining_size != 0) {
2622 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2626 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) {
2634 * Reads a QCD marker (Quantization defaults)
2635 * @param p_header_data the data contained in the QCD box.
2636 * @param p_j2k the jpeg2000 codec.
2637 * @param p_header_size the size of the data contained in the QCD marker.
2638 * @param p_manager the user event manager.
2640 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2641 OPJ_BYTE * p_header_data,
2642 OPJ_UINT32 p_header_size,
2643 opj_event_mgr_t * p_manager
2647 assert(p_header_data != 00);
2648 assert(p_j2k != 00);
2649 assert(p_manager != 00);
2651 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2652 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2656 if (p_header_size != 0) {
2657 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2661 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2662 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2667 OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2668 OPJ_UINT32 p_comp_no,
2669 opj_stream_private_t *p_stream,
2670 opj_event_mgr_t * p_manager
2673 OPJ_UINT32 l_qcc_size,l_remaining_size;
2676 assert(p_j2k != 00);
2677 assert(p_manager != 00);
2678 assert(p_stream != 00);
2680 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2681 l_remaining_size = l_qcc_size;
2683 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2684 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2685 if (! new_header_tile_data) {
2686 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2687 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2688 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2689 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2692 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2693 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2696 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);
2698 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) {
2705 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2706 OPJ_UINT32 p_comp_no,
2708 OPJ_UINT32 * p_data_written,
2709 opj_event_mgr_t * p_manager
2712 OPJ_UINT32 l_qcc_size,l_remaining_size;
2713 OPJ_BYTE * l_current_data = 00;
2716 assert(p_j2k != 00);
2717 assert(p_manager != 00);
2719 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2720 l_remaining_size = l_qcc_size;
2722 l_current_data = p_data;
2724 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2725 l_current_data += 2;
2727 if (p_j2k->m_private_image->numcomps <= 256) {
2730 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2731 l_current_data += 2;
2733 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2736 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2737 l_remaining_size -= 6;
2740 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2741 l_current_data += 2;
2743 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2746 l_remaining_size -= 6;
2749 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2751 *p_data_written = l_qcc_size;
2754 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2756 return opj_j2k_get_max_coc_size(p_j2k);
2760 * Reads a QCC marker (Quantization component)
2761 * @param p_header_data the data contained in the QCC box.
2762 * @param p_j2k the jpeg2000 codec.
2763 * @param p_header_size the size of the data contained in the QCC marker.
2764 * @param p_manager the user event manager.
2766 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2767 OPJ_BYTE * p_header_data,
2768 OPJ_UINT32 p_header_size,
2769 opj_event_mgr_t * p_manager
2772 OPJ_UINT32 l_num_comp,l_comp_no;
2775 assert(p_header_data != 00);
2776 assert(p_j2k != 00);
2777 assert(p_manager != 00);
2779 l_num_comp = p_j2k->m_private_image->numcomps;
2781 if (l_num_comp <= 256) {
2782 if (p_header_size < 1) {
2783 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2786 opj_read_bytes(p_header_data,&l_comp_no,1);
2791 if (p_header_size < 2) {
2792 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2795 opj_read_bytes(p_header_data,&l_comp_no,2);
2801 if (p_j2k->m_cp.correct) {
2803 static OPJ_UINT32 backup_compno = 0;
2805 /* compno is negative or larger than the number of components!!! */
2806 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2807 opj_event_msg(p_manager, EVT_ERROR,
2808 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2809 l_comp_no, l_num_comp);
2811 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2814 /* we try to correct */
2815 l_comp_no = backup_compno % l_num_comp;
2816 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2817 "- setting component number to %d\n",
2821 /* keep your private count of tiles */
2824 #endif /* USE_JPWL */
2826 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2827 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2831 if (p_header_size != 0) {
2832 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2839 OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
2840 opj_stream_private_t *p_stream,
2841 opj_event_mgr_t * p_manager
2844 OPJ_UINT32 l_nb_comp;
2845 OPJ_UINT32 l_nb_poc;
2846 OPJ_UINT32 l_poc_size;
2847 OPJ_UINT32 l_written_size = 0;
2848 opj_tcp_t *l_tcp = 00;
2849 OPJ_UINT32 l_poc_room;
2852 assert(p_j2k != 00);
2853 assert(p_manager != 00);
2854 assert(p_stream != 00);
2856 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2857 l_nb_comp = p_j2k->m_private_image->numcomps;
2858 l_nb_poc = 1 + l_tcp->numpocs;
2860 if (l_nb_comp <= 256) {
2866 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2868 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2869 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
2870 if (! new_header_tile_data) {
2871 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2872 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2873 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2874 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
2877 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2878 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
2881 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
2883 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) {
2890 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
2892 OPJ_UINT32 * p_data_written,
2893 opj_event_mgr_t * p_manager
2897 OPJ_BYTE * l_current_data = 00;
2898 OPJ_UINT32 l_nb_comp;
2899 OPJ_UINT32 l_nb_poc;
2900 OPJ_UINT32 l_poc_size;
2901 opj_image_t *l_image = 00;
2902 opj_tcp_t *l_tcp = 00;
2903 opj_tccp_t *l_tccp = 00;
2904 opj_poc_t *l_current_poc = 00;
2905 OPJ_UINT32 l_poc_room;
2908 assert(p_j2k != 00);
2909 assert(p_manager != 00);
2911 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2912 l_tccp = &l_tcp->tccps[0];
2913 l_image = p_j2k->m_private_image;
2914 l_nb_comp = l_image->numcomps;
2915 l_nb_poc = 1 + l_tcp->numpocs;
2917 if (l_nb_comp <= 256) {
2924 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2926 l_current_data = p_data;
2928 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
2929 l_current_data += 2;
2931 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
2932 l_current_data += 2;
2934 l_current_poc = l_tcp->pocs;
2935 for (i = 0; i < l_nb_poc; ++i) {
2936 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
2939 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
2940 l_current_data+=l_poc_room;
2942 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
2945 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
2948 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
2949 l_current_data+=l_poc_room;
2951 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
2954 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
2955 l_current_poc->layno1 = opj_int_min(l_current_poc->layno1, l_tcp->numlayers);
2956 l_current_poc->resno1 = opj_int_min(l_current_poc->resno1, l_tccp->numresolutions);
2957 l_current_poc->compno1 = opj_int_min(l_current_poc->compno1, l_nb_comp);
2962 *p_data_written = l_poc_size;
2965 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
2967 opj_tcp_t * l_tcp = 00;
2968 OPJ_UINT32 l_nb_tiles = 0;
2969 OPJ_UINT32 l_max_poc = 0;
2972 l_tcp = p_j2k->m_cp.tcps;
2973 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
2975 for (i=0;i<l_nb_tiles;++i) {
2976 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
2982 return 4 + 9 * l_max_poc;
2985 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
2988 OPJ_UINT32 l_nb_tiles;
2989 OPJ_UINT32 l_max = 0;
2990 opj_tcp_t * l_tcp = 00;
2992 l_tcp = p_j2k->m_cp.tcps;
2993 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2995 for (i=0;i<l_nb_tiles;++i) {
2996 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3004 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3006 OPJ_UINT32 l_nb_bytes = 0;
3007 OPJ_UINT32 l_nb_comps;
3008 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3010 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3011 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3013 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == 0) {
3014 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3015 l_nb_bytes += l_nb_comps * l_coc_bytes;
3017 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3018 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3021 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3023 /*** DEVELOPER CORNER, Add room for your headers ***/
3029 * Reads a POC marker (Progression Order Change)
3031 * @param p_header_data the data contained in the POC box.
3032 * @param p_j2k the jpeg2000 codec.
3033 * @param p_header_size the size of the data contained in the POC marker.
3034 * @param p_manager the user event manager.
3036 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3037 OPJ_BYTE * p_header_data,
3038 OPJ_UINT32 p_header_size,
3039 opj_event_mgr_t * p_manager
3042 OPJ_UINT32 i, l_nb_comp, l_tmp;
3043 opj_image_t * l_image = 00;
3044 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3045 OPJ_UINT32 l_chunk_size, l_comp_room;
3047 opj_cp_t *l_cp = 00;
3048 opj_tcp_t *l_tcp = 00;
3049 opj_poc_t *l_current_poc = 00;
3052 assert(p_header_data != 00);
3053 assert(p_j2k != 00);
3054 assert(p_manager != 00);
3056 l_image = p_j2k->m_private_image;
3057 l_nb_comp = l_image->numcomps;
3058 if (l_nb_comp <= 256) {
3064 l_chunk_size = 5 + 2 * l_comp_room;
3065 l_current_poc_nb = p_header_size / l_chunk_size;
3066 l_current_poc_remaining = p_header_size % l_chunk_size;
3068 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3069 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3073 l_cp = &(p_j2k->m_cp);
3074 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3075 &l_cp->tcps[p_j2k->m_current_tile_number] :
3076 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3077 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3078 l_current_poc_nb += l_old_poc_nb;
3080 assert(l_current_poc_nb < 32);
3082 /* now poc is in use.*/
3085 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3086 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3087 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3089 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3090 p_header_data+=l_comp_room;
3091 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3093 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3095 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3096 p_header_data+=l_comp_room;
3097 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3099 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3100 /* make sure comp is in acceptable bounds */
3101 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3105 l_tcp->numpocs = l_current_poc_nb - 1;
3110 * Reads a CRG marker (Component registration)
3112 * @param p_header_data the data contained in the TLM box.
3113 * @param p_j2k the jpeg2000 codec.
3114 * @param p_header_size the size of the data contained in the TLM marker.
3115 * @param p_manager the user event manager.
3117 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3118 OPJ_BYTE * p_header_data,
3119 OPJ_UINT32 p_header_size,
3120 opj_event_mgr_t * p_manager
3123 OPJ_UINT32 l_nb_comp;
3125 assert(p_header_data != 00);
3126 assert(p_j2k != 00);
3127 assert(p_manager != 00);
3129 l_nb_comp = p_j2k->m_private_image->numcomps;
3131 if (p_header_size != l_nb_comp *4) {
3132 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3135 /* Do not care of this at the moment since only local variables are set here */
3138 (i = 0; i < l_nb_comp; ++i)
3140 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3142 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3150 * Reads a TLM marker (Tile Length Marker)
3152 * @param p_header_data the data contained in the TLM box.
3153 * @param p_j2k the jpeg2000 codec.
3154 * @param p_header_size the size of the data contained in the TLM marker.
3155 * @param p_manager the user event manager.
3157 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3158 OPJ_BYTE * p_header_data,
3159 OPJ_UINT32 p_header_size,
3160 opj_event_mgr_t * p_manager
3163 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3165 assert(p_header_data != 00);
3166 assert(p_j2k != 00);
3167 assert(p_manager != 00);
3169 if (p_header_size < 2) {
3170 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3175 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3177 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3180 l_ST = ((l_Stlm >> 4) & 0x3);
3181 l_SP = (l_Stlm >> 6) & 0x1;
3183 l_Ptlm_size = (l_SP + 1) * 2;
3184 l_quotient = l_Ptlm_size + l_ST;
3186 l_tot_num_tp_remaining = p_header_size % l_quotient;
3188 if (l_tot_num_tp_remaining != 0) {
3189 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3192 /* FIXME Do not care of this at the moment since only local variables are set here */
3195 (i = 0; i < l_tot_num_tp; ++i)
3197 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3198 p_header_data += l_ST;
3199 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3200 p_header_data += l_Ptlm_size;
3206 * Reads a PLM marker (Packet length, main header marker)
3208 * @param p_header_data the data contained in the TLM box.
3209 * @param p_j2k the jpeg2000 codec.
3210 * @param p_header_size the size of the data contained in the TLM marker.
3211 * @param p_manager the user event manager.
3213 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3214 OPJ_BYTE * p_header_data,
3215 OPJ_UINT32 p_header_size,
3216 opj_event_mgr_t * p_manager
3220 assert(p_header_data != 00);
3221 assert(p_j2k != 00);
3222 assert(p_manager != 00);
3224 if (p_header_size < 1) {
3225 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3228 /* Do not care of this at the moment since only local variables are set here */
3230 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3237 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3239 p_header_size -= (1+l_Nplm);
3243 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3247 (i = 0; i < l_Nplm; ++i)
3249 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3251 // take only the last seven bytes
3252 l_packet_len |= (l_tmp & 0x7f);
3260 // store packet length and proceed to next packet
3267 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3276 * Reads a PLT marker (Packet length, tile-part header)
3278 * @param p_header_data the data contained in the PLT box.
3279 * @param p_j2k the jpeg2000 codec.
3280 * @param p_header_size the size of the data contained in the PLT marker.
3281 * @param p_manager the user event manager.
3283 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3284 OPJ_BYTE * p_header_data,
3285 OPJ_UINT32 p_header_size,
3286 opj_event_mgr_t * p_manager
3289 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3292 assert(p_header_data != 00);
3293 assert(p_j2k != 00);
3294 assert(p_manager != 00);
3296 if (p_header_size < 1) {
3297 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3301 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3305 for (i = 0; i < p_header_size; ++i) {
3306 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3308 /* take only the last seven bytes */
3309 l_packet_len |= (l_tmp & 0x7f);
3314 /* store packet length and proceed to next packet */
3319 if (l_packet_len != 0) {
3320 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3328 OPJ_BOOL j2k_read_ppm_v2 (
3330 OPJ_BYTE * p_header_data,
3331 OPJ_UINT32 p_header_size,
3332 struct opj_event_mgr * p_manager
3336 opj_cp_t *l_cp = 00;
3337 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3340 assert(p_header_data != 00);
3341 assert(p_j2k != 00);
3342 assert(p_manager != 00);
3344 if (p_header_size < 1) {
3345 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3349 l_cp = &(p_j2k->m_cp);
3352 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3356 /* First PPM marker */
3358 if (p_header_size < 4) {
3359 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3363 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3367 /* First PPM marker: Initialization */
3368 l_cp->ppm_len = l_N_ppm;
3369 l_cp->ppm_data_size = 0;
3371 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3372 if (l_cp->ppm_buffer == 00) {
3373 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3376 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3378 l_cp->ppm_data = l_cp->ppm_buffer;
3382 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3383 if (p_header_size >= 4) {
3385 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3388 l_cp->ppm_len += l_N_ppm ;
3390 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3391 if (! new_ppm_buffer) {
3392 opj_free(l_cp->ppm_buffer);
3393 l_cp->ppm_buffer = NULL;
3395 l_cp->ppm_data = NULL;
3396 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3399 l_cp->ppm_buffer = new_ppm_buffer;
3400 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3401 l_cp->ppm_data = l_cp->ppm_buffer;
3408 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3410 if (l_remaining_data <= p_header_size) {
3411 /* we must store less information than available in the packet */
3412 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3413 l_cp->ppm_data_size = l_cp->ppm_len;
3414 p_header_size -= l_remaining_data;
3415 p_header_data += l_remaining_data;
3418 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3419 l_cp->ppm_data_size += p_header_size;
3420 p_header_data += p_header_size;
3430 OPJ_BOOL j2k_read_ppm_v3 (
3432 OPJ_BYTE * p_header_data,
3433 OPJ_UINT32 p_header_size,
3434 struct opj_event_mgr * p_manager
3437 opj_cp_t *l_cp = 00;
3438 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3441 assert(p_header_data != 00);
3442 assert(p_j2k != 00);
3443 assert(p_manager != 00);
3445 /* Minimum size of PPM marker is equal to the size of Zppm element */
3446 if (p_header_size < 1) {
3447 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3451 l_cp = &(p_j2k->m_cp);
3454 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3458 /* First PPM marker */
3460 /* We need now at least the Nppm^0 element */
3461 if (p_header_size < 4) {
3462 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3466 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3470 /* First PPM marker: Initialization */
3471 l_cp->ppm_len = l_N_ppm;
3472 l_cp->ppm_data_read = 0;
3474 l_cp->ppm_data = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3475 l_cp->ppm_buffer = l_cp->ppm_data;
3476 if (l_cp->ppm_data == 00) {
3477 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3480 memset(l_cp->ppm_data,0,l_cp->ppm_len);
3482 l_cp->ppm_data_current = l_cp->ppm_data;
3484 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3487 if (p_header_size < 4) {
3488 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3492 /* Uncompleted Ippm series in the previous PPM marker?*/
3493 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3494 /* Get the place where add the remaining Ippm series*/
3495 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3496 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3499 OPJ_BYTE *new_ppm_data;
3500 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3504 /* Increase the size of ppm_data to add the new Ippm series*/
3505 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3506 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3507 if (! new_ppm_data) {
3508 opj_free(l_cp->ppm_data);
3509 l_cp->ppm_data = NULL;
3510 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3512 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3515 l_cp->ppm_data = new_ppm_data;
3516 l_cp->ppm_buffer = l_cp->ppm_data;
3518 /* Keep the position of the place where concatenate the new series*/
3519 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3520 l_cp->ppm_len += l_N_ppm;
3525 l_remaining_data = p_header_size;
3527 while (l_remaining_data >= l_N_ppm) {
3528 /* read a complete Ippm series*/
3529 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3530 p_header_size -= l_N_ppm;
3531 p_header_data += l_N_ppm;
3533 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3537 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3542 l_remaining_data = p_header_size;
3546 l_remaining_data = p_header_size;
3548 /* Next Ippm series is a complete series ?*/
3549 if (l_remaining_data > l_N_ppm) {
3550 OPJ_BYTE *new_ppm_data;
3551 /* Increase the size of ppm_data to add the new Ippm series*/
3552 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3553 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3554 if (! new_ppm_data) {
3555 opj_free(l_cp->ppm_data);
3556 l_cp->ppm_data = NULL;
3557 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3559 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");
3562 l_cp->ppm_data = new_ppm_data;
3563 l_cp->ppm_buffer = l_cp->ppm_data;
3565 /* Keep the position of the place where concatenate the new series */
3566 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3567 l_cp->ppm_len += l_N_ppm;
3572 /* Need to read an incomplete Ippm series*/
3573 if (l_remaining_data) {
3574 OPJ_BYTE *new_ppm_data;
3575 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3576 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3577 if (! new_ppm_data) {
3578 opj_free(l_cp->ppm_data);
3579 l_cp->ppm_data = NULL;
3580 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3582 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");
3585 l_cp->ppm_data = new_ppm_data;
3586 l_cp->ppm_buffer = l_cp->ppm_data;
3588 /* Keep the position of the place where concatenate the new series*/
3589 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3590 l_cp->ppm_len += l_N_ppm;
3592 /* Read incomplete Ippm series*/
3593 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3594 p_header_size -= l_remaining_data;
3595 p_header_data += l_remaining_data;
3597 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3602 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3603 if (p_header_size >= 4) {
3605 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3608 l_cp->ppm_len += l_N_ppm ;
3610 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3611 if (! new_ppm_buffer) {
3612 opj_free(l_cp->ppm_buffer);
3613 l_cp->ppm_buffer = NULL;
3615 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3618 l_cp->ppm_buffer = new_ppm_buffer;
3619 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3621 l_cp->ppm_data = l_cp->ppm_buffer;
3628 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3630 if (l_remaining_data <= p_header_size) {
3631 /* we must store less information than available in the packet */
3632 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3633 l_cp->ppm_data_size = l_cp->ppm_len;
3634 p_header_size -= l_remaining_data;
3635 p_header_data += l_remaining_data;
3638 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3639 l_cp->ppm_data_size += p_header_size;
3640 p_header_data += p_header_size;
3650 * Reads a PPT marker (Packed packet headers, tile-part header)
3652 * @param p_header_data the data contained in the PPT box.
3653 * @param p_j2k the jpeg2000 codec.
3654 * @param p_header_size the size of the data contained in the PPT marker.
3655 * @param p_manager the user event manager.
3657 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3658 OPJ_BYTE * p_header_data,
3659 OPJ_UINT32 p_header_size,
3660 opj_event_mgr_t * p_manager
3663 opj_cp_t *l_cp = 00;
3664 opj_tcp_t *l_tcp = 00;
3668 assert(p_header_data != 00);
3669 assert(p_j2k != 00);
3670 assert(p_manager != 00);
3672 /* We need to have the Z_ppt element at minimum */
3673 if (p_header_size < 1) {
3674 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3678 l_cp = &(p_j2k->m_cp);
3680 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3684 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3687 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3691 /* Allocate buffer to read the packet header */
3693 /* First PPT marker */
3694 l_tcp->ppt_data_size = 0;
3695 l_tcp->ppt_len = p_header_size;
3697 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3698 if (l_tcp->ppt_buffer == 00) {
3699 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3702 l_tcp->ppt_data = l_tcp->ppt_buffer;
3704 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3707 OPJ_BYTE *new_ppt_buffer;
3708 l_tcp->ppt_len += p_header_size;
3710 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3711 if (! new_ppt_buffer) {
3712 opj_free(l_tcp->ppt_buffer);
3713 l_tcp->ppt_buffer = NULL;
3715 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3718 l_tcp->ppt_buffer = new_ppt_buffer;
3719 l_tcp->ppt_data = l_tcp->ppt_buffer;
3721 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3724 /* Read packet header from buffer */
3725 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3727 l_tcp->ppt_data_size += p_header_size;
3732 OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3733 opj_stream_private_t *p_stream,
3734 opj_event_mgr_t * p_manager
3737 OPJ_BYTE * l_current_data = 00;
3738 OPJ_UINT32 l_tlm_size;
3741 assert(p_j2k != 00);
3742 assert(p_manager != 00);
3743 assert(p_stream != 00);
3745 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3747 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3748 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3749 if (! new_header_tile_data) {
3750 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3751 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3752 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3753 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3756 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3757 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3760 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3762 /* change the way data is written to avoid seeking if possible */
3764 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3766 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3767 l_current_data += 2;
3769 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3770 l_current_data += 2;
3772 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3775 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3778 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3779 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) {
3786 OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
3788 OPJ_UINT32 * p_data_written,
3789 const opj_stream_private_t *p_stream,
3790 opj_event_mgr_t * p_manager
3794 assert(p_j2k != 00);
3795 assert(p_manager != 00);
3796 assert(p_stream != 00);
3798 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3801 opj_write_bytes(p_data,10,2); /* Lsot */
3804 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
3810 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
3813 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
3818 /* update markers struct */
3820 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
3822 assert( 0 && "TODO" );
3823 #endif /* USE_JPWL */
3825 * p_data_written = 12;
3830 OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
3831 OPJ_BYTE * p_header_data,
3832 OPJ_UINT32 p_header_size,
3833 opj_event_mgr_t * p_manager )
3835 opj_cp_t *l_cp = 00;
3836 opj_tcp_t *l_tcp = 00;
3837 OPJ_UINT32 l_tot_len, l_num_parts = 0;
3838 OPJ_UINT32 l_current_part;
3839 OPJ_UINT32 l_tile_x,l_tile_y;
3842 assert(p_header_data != 00);
3843 assert(p_j2k != 00);
3844 assert(p_manager != 00);
3846 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
3847 if (p_header_size != 8) {
3848 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
3852 l_cp = &(p_j2k->m_cp);
3853 opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */
3856 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
3857 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
3858 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
3861 if (l_cp->correct) {
3863 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
3864 static OPJ_UINT32 backup_tileno = 0;
3866 /* tileno is negative or larger than the number of tiles!!! */
3867 if (tileno > (l_cp->tw * l_cp->th)) {
3868 opj_event_msg(p_manager, EVT_ERROR,
3869 "JPWL: bad tile number (%d out of a maximum of %d)\n",
3870 tileno, (l_cp->tw * l_cp->th));
3872 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3875 /* we try to correct */
3876 tileno = backup_tileno;
3877 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3878 "- setting tile number to %d\n",
3882 /* keep your private count of tiles */
3885 #endif /* USE_JPWL */
3887 /* look for the tile in the list of already processed tile (in parts). */
3888 /* Optimization possible here with a more complex data structure and with the removing of tiles */
3889 /* since the time taken by this function can only grow at the time */
3891 opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
3894 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
3895 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
3897 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
3899 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
3903 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
3909 if (l_cp->correct) {
3911 /* totlen is negative or larger than the bytes left!!! */
3912 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))) { */
3913 opj_event_msg(p_manager, EVT_ERROR,
3914 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
3915 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
3917 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3920 /* we try to correct */
3922 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3923 "- setting Psot to %d => assuming it is the last tile\n",
3927 #endif /* USE_JPWL */
3929 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
3931 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
3932 "we assuming it is the last tile-part of the codestream.\n");
3933 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
3936 opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
3939 opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
3942 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
3943 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
3944 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
3945 if (l_tcp->m_nb_tile_parts) {
3946 if (l_current_part >= l_tcp->m_nb_tile_parts){
3947 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
3948 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
3949 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
3953 l_tcp->m_nb_tile_parts = l_num_parts;
3956 /* If know the number of tile part header we will check if we didn't read the last*/
3957 if (l_tcp->m_nb_tile_parts) {
3958 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
3959 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
3963 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
3964 /* Keep the size of data to skip after this marker */
3965 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
3968 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
3969 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
3972 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
3974 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
3975 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
3976 p_j2k->m_specific_param.m_decoder.m_skip_data =
3977 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
3978 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
3979 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
3980 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
3983 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
3984 p_j2k->m_specific_param.m_decoder.m_skip_data =
3985 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
3989 if (p_j2k->cstr_index)
3991 assert(p_j2k->cstr_index->tile_index != 00);
3992 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
3993 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
3995 if (l_num_parts != 0){
3996 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
3997 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
3999 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4000 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4001 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4004 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4005 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4006 if (! new_tp_index) {
4007 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4008 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4009 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4012 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4016 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4018 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4019 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4020 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4021 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4022 sizeof(opj_tp_index_t));
4025 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4026 opj_tp_index_t *new_tp_index;
4027 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps += 10;
4028 new_tp_index = (opj_tp_index_t *) opj_realloc(
4029 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4030 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4031 if (! new_tp_index) {
4032 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4033 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4034 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4035 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4038 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4046 /* 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 */
4047 /* if (p_j2k->cstr_info) {
4050 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4053 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4054 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4055 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4056 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4059 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4062 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4066 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4069 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4070 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4071 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4076 OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4077 opj_tcd_t * p_tile_coder,
4079 OPJ_UINT32 * p_data_written,
4080 OPJ_UINT32 p_total_data_size,
4081 const opj_stream_private_t *p_stream,
4082 opj_event_mgr_t * p_manager
4085 opj_codestream_info_t *l_cstr_info = 00;
4086 OPJ_UINT32 l_remaining_data;
4089 assert(p_j2k != 00);
4090 assert(p_manager != 00);
4091 assert(p_stream != 00);
4093 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4096 /* make room for the EOF marker */
4097 l_remaining_data = p_total_data_size - 4;
4099 /* update tile coder */
4100 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4101 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4104 /* TODO mergeV2: check this part which use cstr_info */
4105 /*l_cstr_info = p_j2k->cstr_info;
4107 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4108 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4109 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4115 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4117 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4122 /* update markers struct */
4123 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4125 assert( 0 && "TODO" );
4126 #endif /* USE_JPWL */
4131 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4132 p_tile_coder->tcd_image->tiles->packno = 0;
4134 l_cstr_info->packno = 0;
4138 *p_data_written = 0;
4140 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)) {
4141 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4145 *p_data_written += 2;
4150 OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4151 opj_stream_private_t *p_stream,
4152 opj_event_mgr_t * p_manager
4155 OPJ_UINT32 l_current_read_size;
4156 opj_codestream_index_t * l_cstr_index = 00;
4157 OPJ_BYTE ** l_current_data = 00;
4158 opj_tcp_t * l_tcp = 00;
4159 OPJ_UINT32 * l_tile_len = 00;
4160 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4163 assert(p_j2k != 00);
4164 assert(p_manager != 00);
4165 assert(p_stream != 00);
4167 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4169 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4170 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4171 // but we are in the last tile part,
4172 // so its result will fit on OPJ_UINT32 unless we find
4173 // a file with a single tile part of more than 4 GB...*/
4174 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4177 /* Check to avoid pass the limit of OPJ_UINT32 */
4178 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4179 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4181 /* MSD: case commented to support empty SOT marker (PHR data) */
4185 l_current_data = &(l_tcp->m_data);
4186 l_tile_len = &l_tcp->m_data_size;
4188 /* Patch to support new PHR data */
4189 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4190 if (! *l_current_data) {
4191 /* LH: oddly enough, in this path, l_tile_len!=0.
4192 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4194 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4197 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);
4198 if (! l_new_current_data) {
4199 opj_free(*l_current_data);
4200 /*nothing more is done as l_current_data will be set to null, and just
4201 afterward we enter in the error path
4202 and the actual tile_len is updated (committed) at the end of the
4205 *l_current_data = l_new_current_data;
4208 if (*l_current_data == 00) {
4209 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4214 l_sot_length_pb_detected = OPJ_TRUE;
4218 l_cstr_index = p_j2k->cstr_index;
4220 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4222 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4223 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4225 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4226 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4228 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4232 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4233 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4237 /*l_cstr_index->packno = 0;*/
4240 /* Patch to support new PHR data */
4241 if (!l_sot_length_pb_detected) {
4242 l_current_read_size = opj_stream_read_data(
4244 *l_current_data + *l_tile_len,
4245 p_j2k->m_specific_param.m_decoder.m_sot_length,
4250 l_current_read_size = 0;
4253 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4254 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4257 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4260 *l_tile_len += l_current_read_size;
4265 OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4266 OPJ_UINT32 p_tile_no,
4267 OPJ_UINT32 p_comp_no,
4268 OPJ_UINT32 nb_comps,
4269 opj_stream_private_t *p_stream,
4270 opj_event_mgr_t * p_manager
4273 OPJ_BYTE * l_current_data = 00;
4274 OPJ_UINT32 l_rgn_size;
4275 opj_cp_t *l_cp = 00;
4276 opj_tcp_t *l_tcp = 00;
4277 opj_tccp_t *l_tccp = 00;
4278 OPJ_UINT32 l_comp_room;
4281 assert(p_j2k != 00);
4282 assert(p_manager != 00);
4283 assert(p_stream != 00);
4285 l_cp = &(p_j2k->m_cp);
4286 l_tcp = &l_cp->tcps[p_tile_no];
4287 l_tccp = &l_tcp->tccps[p_comp_no];
4289 if (nb_comps <= 256) {
4296 l_rgn_size = 6 + l_comp_room;
4298 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4300 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4301 l_current_data += 2;
4303 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4304 l_current_data += 2;
4306 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4307 l_current_data+=l_comp_room;
4309 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4312 opj_write_bytes(l_current_data, l_tccp->roishift,1); /* SPrgn */
4315 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) {
4322 OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4323 opj_stream_private_t *p_stream,
4324 opj_event_mgr_t * p_manager
4328 assert(p_j2k != 00);
4329 assert(p_manager != 00);
4330 assert(p_stream != 00);
4332 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4336 /* update markers struct */
4338 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4340 #endif /* USE_JPWL */
4342 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4346 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4354 * Reads a RGN marker (Region Of Interest)
4356 * @param p_header_data the data contained in the POC box.
4357 * @param p_j2k the jpeg2000 codec.
4358 * @param p_header_size the size of the data contained in the POC marker.
4359 * @param p_manager the user event manager.
4361 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4362 OPJ_BYTE * p_header_data,
4363 OPJ_UINT32 p_header_size,
4364 opj_event_mgr_t * p_manager
4367 OPJ_UINT32 l_nb_comp;
4368 opj_image_t * l_image = 00;
4370 opj_cp_t *l_cp = 00;
4371 opj_tcp_t *l_tcp = 00;
4372 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4375 assert(p_header_data != 00);
4376 assert(p_j2k != 00);
4377 assert(p_manager != 00);
4379 l_image = p_j2k->m_private_image;
4380 l_nb_comp = l_image->numcomps;
4382 if (l_nb_comp <= 256) {
4387 if (p_header_size != 2 + l_comp_room) {
4388 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4392 l_cp = &(p_j2k->m_cp);
4393 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4394 &l_cp->tcps[p_j2k->m_current_tile_number] :
4395 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4397 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4398 p_header_data+=l_comp_room;
4399 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4403 if (l_cp->correct) {
4404 /* totlen is negative or larger than the bytes left!!! */
4405 if (l_comp_room >= l_nb_comp) {
4406 opj_event_msg(p_manager, EVT_ERROR,
4407 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4408 l_comp_room, l_nb_comp);
4409 if (!JPWL_ASSUME || JPWL_ASSUME) {
4410 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4415 #endif /* USE_JPWL */
4417 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4424 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4426 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4429 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4435 OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4436 opj_stream_private_t *p_stream,
4437 opj_event_mgr_t * p_manager )
4439 opj_cp_t * l_cp = 00;
4440 opj_image_t * l_image = 00;
4441 opj_tcp_t * l_tcp = 00;
4442 opj_image_comp_t * l_img_comp = 00;
4445 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4446 OPJ_FLOAT32 * l_rates = 0;
4447 OPJ_FLOAT32 l_sot_remove;
4448 OPJ_UINT32 l_bits_empty, l_size_pixel;
4449 OPJ_UINT32 l_tile_size = 0;
4450 OPJ_UINT32 l_last_res;
4451 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4454 assert(p_j2k != 00);
4455 assert(p_manager != 00);
4456 assert(p_stream != 00);
4458 l_cp = &(p_j2k->m_cp);
4459 l_image = p_j2k->m_private_image;
4462 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4463 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4464 l_sot_remove = ((OPJ_FLOAT32) opj_stream_tell(p_stream)) / (l_cp->th * l_cp->tw);
4466 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4467 l_tp_stride_func = opj_j2k_get_tp_stride;
4470 l_tp_stride_func = opj_j2k_get_default_stride;
4473 for (i=0;i<l_cp->th;++i) {
4474 for (j=0;j<l_cp->tw;++j) {
4475 OPJ_FLOAT32 l_offset = ((*l_tp_stride_func)(l_tcp)) / l_tcp->numlayers;
4477 /* 4 borders of the tile rescale on the image if necessary */
4478 l_x0 = opj_int_max(l_cp->tx0 + j * l_cp->tdx, l_image->x0);
4479 l_y0 = opj_int_max(l_cp->ty0 + i * l_cp->tdy, l_image->y0);
4480 l_x1 = opj_int_min(l_cp->tx0 + (j + 1) * l_cp->tdx, l_image->x1);
4481 l_y1 = opj_int_min(l_cp->ty0 + (i + 1) * l_cp->tdy, l_image->y1);
4483 l_rates = l_tcp->rates;
4485 /* Modification of the RATE >> */
4487 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (l_x1 - l_x0) * (l_y1 - l_y0)))
4489 ((*l_rates) * l_bits_empty)
4497 for (k = 1; k < l_tcp->numlayers; ++k) {
4499 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (l_x1 - l_x0) * (l_y1 - l_y0)))
4501 ((*l_rates) * l_bits_empty)
4517 for (i=0;i<l_cp->th;++i) {
4518 for (j=0;j<l_cp->tw;++j) {
4519 l_rates = l_tcp->rates;
4522 *l_rates -= l_sot_remove;
4524 if (*l_rates < 30) {
4531 l_last_res = l_tcp->numlayers - 1;
4533 for (k = 1; k < l_last_res; ++k) {
4536 *l_rates -= l_sot_remove;
4538 if (*l_rates < *(l_rates - 1) + 10) {
4539 *l_rates = (*(l_rates - 1)) + 20;
4547 *l_rates -= (l_sot_remove + 2.f);
4549 if (*l_rates < *(l_rates - 1) + 10) {
4550 *l_rates = (*(l_rates - 1)) + 20;
4558 l_img_comp = l_image->comps;
4561 for (i=0;i<l_image->numcomps;++i) {
4562 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4564 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4572 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4574 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4576 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4577 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4578 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4579 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4583 if (l_cp->m_specific_param.m_enc.m_cinema) {
4584 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4585 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4586 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4590 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4591 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4597 OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4598 opj_stream_private_t *p_stream,
4599 opj_event_mgr_t * p_manager )
4602 opj_tcd_t * l_tcd = 00;
4603 OPJ_UINT32 l_nb_tiles;
4604 opj_tcp_t * l_tcp = 00;
4608 assert(p_j2k != 00);
4609 assert(p_manager != 00);
4610 assert(p_stream != 00);
4612 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4613 l_tcp = p_j2k->m_cp.tcps;
4615 l_tcd = opj_tcd_create(OPJ_TRUE);
4617 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4621 for (i = 0; i < l_nb_tiles; ++i) {
4622 if (l_tcp->m_data) {
4623 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4624 opj_tcd_destroy(l_tcd);
4625 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4629 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4633 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4638 opj_j2k_tcp_destroy(l_tcp);
4642 opj_tcd_destroy(l_tcd);
4646 OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4647 struct opj_stream_private *p_stream,
4648 struct opj_event_mgr * p_manager )
4651 assert(p_j2k != 00);
4652 assert(p_manager != 00);
4653 assert(p_stream != 00);
4655 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4660 OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4661 struct opj_stream_private *p_stream,
4662 struct opj_event_mgr * p_manager )
4665 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4666 opj_mct_data_t * l_mct_record;
4670 assert(p_j2k != 00);
4671 assert(p_stream != 00);
4672 assert(p_manager != 00);
4674 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4678 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4679 l_mct_record = l_tcp->m_mct_records;
4681 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4683 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4690 l_mcc_record = l_tcp->m_mcc_records;
4692 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4694 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4701 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4708 OPJ_BOOL opj_j2k_write_image_components(opj_j2k_t *p_j2k,
4709 struct opj_stream_private *p_stream,
4710 struct opj_event_mgr * p_manager )
4715 assert(p_j2k != 00);
4716 assert(p_manager != 00);
4717 assert(p_stream != 00);
4719 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno)
4721 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4725 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4733 OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
4734 struct opj_stream_private *p_stream,
4735 struct opj_event_mgr * p_manager )
4738 const opj_tccp_t *l_tccp = 00;
4741 assert(p_j2k != 00);
4742 assert(p_manager != 00);
4743 assert(p_stream != 00);
4745 l_tccp = p_j2k->m_cp.tcps->tccps;
4747 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4748 if (l_tccp->roishift) {
4750 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
4761 OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
4762 struct opj_stream_private *p_stream,
4763 struct opj_event_mgr * p_manager )
4765 opj_codestream_index_t * l_cstr_index = 00;
4768 assert(p_j2k != 00);
4769 assert(p_manager != 00);
4770 assert(p_stream != 00);
4772 l_cstr_index = p_j2k->cstr_index;
4774 l_cstr_index->codestream_size = opj_stream_tell(p_stream);
4776 /* The following adjustment is done to adjust the codestream size */
4777 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
4778 /* the first bunch of bytes is not in the codestream */
4779 l_cstr_index->codestream_size -= l_cstr_index->main_head_start;
4784 /* preparation of JPWL marker segments */
4788 /* encode according to JPWL */
4789 jpwl_encode(p_j2k, p_stream, image);
4793 assert( 0 && "TODO" );
4794 #endif /* USE_JPWL */
4799 OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
4800 opj_stream_private_t *p_stream,
4801 OPJ_UINT32 *output_marker,
4802 opj_event_mgr_t * p_manager
4805 OPJ_UINT32 l_unknown_marker;
4806 const opj_dec_memory_marker_handler_t * l_marker_handler;
4807 OPJ_UINT32 l_size_unk = 2;
4810 assert(p_j2k != 00);
4811 assert(p_manager != 00);
4812 assert(p_stream != 00);
4814 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
4817 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
4818 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
4819 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
4823 /* read 2 bytes as the new marker ID*/
4824 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
4826 if (!(l_unknown_marker < 0xff00)) {
4828 /* Get the marker handler from the marker ID*/
4829 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
4831 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
4832 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
4836 if (l_marker_handler->id != J2K_MS_UNK) {
4837 /* Add the marker to the codestream index*/
4838 if (l_marker_handler->id != J2K_MS_SOT)
4840 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
4841 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
4843 if (res == OPJ_FALSE) {
4844 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
4848 break; /* next marker is known and well located */
4856 *output_marker = l_marker_handler->id ;
4861 OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
4862 opj_mct_data_t * p_mct_record,
4863 struct opj_stream_private *p_stream,
4864 struct opj_event_mgr * p_manager )
4866 OPJ_UINT32 l_mct_size;
4867 OPJ_BYTE * l_current_data = 00;
4871 assert(p_j2k != 00);
4872 assert(p_manager != 00);
4873 assert(p_stream != 00);
4875 l_mct_size = 10 + p_mct_record->m_data_size;
4877 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4878 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
4879 if (! new_header_tile_data) {
4880 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4881 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4882 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4883 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
4886 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4887 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
4890 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4892 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
4893 l_current_data += 2;
4895 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
4896 l_current_data += 2;
4898 opj_write_bytes(l_current_data,0,2); /* Zmct */
4899 l_current_data += 2;
4901 /* only one marker atm */
4902 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
4904 opj_write_bytes(l_current_data,l_tmp,2);
4905 l_current_data += 2;
4907 opj_write_bytes(l_current_data,0,2); /* Ymct */
4910 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
4912 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) {
4920 * Reads a MCT marker (Multiple Component Transform)
4922 * @param p_header_data the data contained in the MCT box.
4923 * @param p_j2k the jpeg2000 codec.
4924 * @param p_header_size the size of the data contained in the MCT marker.
4925 * @param p_manager the user event manager.
4927 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
4928 OPJ_BYTE * p_header_data,
4929 OPJ_UINT32 p_header_size,
4930 opj_event_mgr_t * p_manager
4934 opj_tcp_t *l_tcp = 00;
4937 opj_mct_data_t * l_mct_data;
4940 assert(p_header_data != 00);
4941 assert(p_j2k != 00);
4943 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
4944 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
4945 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4947 if (p_header_size < 2) {
4948 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
4953 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
4956 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
4960 if(p_header_size <= 6) {
4961 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
4965 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
4966 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
4969 l_indix = l_tmp & 0xff;
4970 l_mct_data = l_tcp->m_mct_records;
4972 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4973 if (l_mct_data->m_index == l_indix) {
4980 if (i == l_tcp->m_nb_mct_records) {
4981 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
4982 opj_mct_data_t *new_mct_records;
4983 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
4985 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));
4986 if (! new_mct_records) {
4987 opj_free(l_tcp->m_mct_records);
4988 l_tcp->m_mct_records = NULL;
4989 l_tcp->m_nb_max_mct_records = 0;
4990 l_tcp->m_nb_mct_records = 0;
4991 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
4994 l_tcp->m_mct_records = new_mct_records;
4995 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
4996 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
4999 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5002 if (l_mct_data->m_data) {
5003 opj_free(l_mct_data->m_data);
5004 l_mct_data->m_data = 00;
5007 l_mct_data->m_index = l_indix;
5008 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5009 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5011 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5014 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5020 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5021 if (! l_mct_data->m_data) {
5022 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5025 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5027 l_mct_data->m_data_size = p_header_size;
5028 ++l_tcp->m_nb_mct_records;
5033 OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5034 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5035 struct opj_stream_private *p_stream,
5036 struct opj_event_mgr * p_manager )
5039 OPJ_UINT32 l_mcc_size;
5040 OPJ_BYTE * l_current_data = 00;
5041 OPJ_UINT32 l_nb_bytes_for_comp;
5046 assert(p_j2k != 00);
5047 assert(p_manager != 00);
5048 assert(p_stream != 00);
5050 if (p_mcc_record->m_nb_comps > 255 ) {
5051 l_nb_bytes_for_comp = 2;
5055 l_nb_bytes_for_comp = 1;
5059 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5060 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5062 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5063 if (! new_header_tile_data) {
5064 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5065 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5066 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5067 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5070 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5071 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5074 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5076 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5077 l_current_data += 2;
5079 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5080 l_current_data += 2;
5083 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5084 l_current_data += 2;
5086 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5089 /* only one marker atm */
5090 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5093 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5096 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5099 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 */
5102 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5103 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5104 l_current_data+=l_nb_bytes_for_comp;
5107 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 */
5110 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5112 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5113 l_current_data+=l_nb_bytes_for_comp;
5116 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5118 if (p_mcc_record->m_decorrelation_array) {
5119 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5122 if (p_mcc_record->m_offset_array) {
5123 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5126 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5129 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) {
5136 OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5137 OPJ_BYTE * p_header_data,
5138 OPJ_UINT32 p_header_size,
5139 opj_event_mgr_t * p_manager )
5145 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5146 opj_mct_data_t * l_mct_data;
5147 OPJ_UINT32 l_nb_collections;
5148 OPJ_UINT32 l_nb_comps;
5149 OPJ_UINT32 l_nb_bytes_by_comp;
5152 assert(p_header_data != 00);
5153 assert(p_j2k != 00);
5154 assert(p_manager != 00);
5156 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5157 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5158 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5160 if (p_header_size < 2) {
5161 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5166 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5169 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5173 if (p_header_size < 7) {
5174 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5178 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5181 l_mcc_record = l_tcp->m_mcc_records;
5183 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5184 if (l_mcc_record->m_index == l_indix) {
5191 if (i == l_tcp->m_nb_mcc_records) {
5192 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5193 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5194 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5196 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5197 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5198 if (! new_mcc_records) {
5199 opj_free(l_tcp->m_mcc_records);
5200 l_tcp->m_mcc_records = NULL;
5201 l_tcp->m_nb_max_mcc_records = 0;
5202 l_tcp->m_nb_mcc_records = 0;
5203 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5206 l_tcp->m_mcc_records = new_mcc_records;
5207 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5208 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));
5210 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5212 l_mcc_record->m_index = l_indix;
5214 /* only one marker atm */
5215 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5218 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5222 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5225 if (l_nb_collections > 1) {
5226 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5232 for (i=0;i<l_nb_collections;++i) {
5233 if (p_header_size < 3) {
5234 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5238 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5242 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5246 opj_read_bytes(p_header_data,&l_nb_comps,2);
5251 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5252 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5254 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5255 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5259 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5261 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5262 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5263 p_header_data+=l_nb_bytes_by_comp;
5266 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5271 opj_read_bytes(p_header_data,&l_nb_comps,2);
5274 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5275 l_nb_comps &= 0x7fff;
5277 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5278 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5282 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5283 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5287 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5289 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5290 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5291 p_header_data+=l_nb_bytes_by_comp;
5294 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5299 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5302 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5303 l_mcc_record->m_decorrelation_array = 00;
5304 l_mcc_record->m_offset_array = 00;
5306 l_indix = l_tmp & 0xff;
5308 l_mct_data = l_tcp->m_mct_records;
5309 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5310 if (l_mct_data->m_index == l_indix) {
5311 l_mcc_record->m_decorrelation_array = l_mct_data;
5317 if (l_mcc_record->m_decorrelation_array == 00) {
5318 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5323 l_indix = (l_tmp >> 8) & 0xff;
5325 l_mct_data = l_tcp->m_mct_records;
5326 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5327 if (l_mct_data->m_index == l_indix) {
5328 l_mcc_record->m_offset_array = l_mct_data;
5334 if (l_mcc_record->m_offset_array == 00) {
5335 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5341 if (p_header_size != 0) {
5342 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5346 ++l_tcp->m_nb_mcc_records;
5351 OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5352 struct opj_stream_private *p_stream,
5353 struct opj_event_mgr * p_manager
5356 OPJ_BYTE * l_current_data = 00;
5357 OPJ_UINT32 l_mco_size;
5358 opj_tcp_t * l_tcp = 00;
5359 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5363 assert(p_j2k != 00);
5364 assert(p_manager != 00);
5365 assert(p_stream != 00);
5367 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5368 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5370 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5371 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5373 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5374 if (! new_header_tile_data) {
5375 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5376 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5377 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5378 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5381 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5382 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5385 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5386 l_current_data += 2;
5388 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5389 l_current_data += 2;
5391 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5394 l_mcc_record = l_tcp->m_mcc_records;
5395 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5396 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5402 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) {
5410 * Reads a MCO marker (Multiple Component Transform Ordering)
5412 * @param p_header_data the data contained in the MCO box.
5413 * @param p_j2k the jpeg2000 codec.
5414 * @param p_header_size the size of the data contained in the MCO marker.
5415 * @param p_manager the user event manager.
5417 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5418 OPJ_BYTE * p_header_data,
5419 OPJ_UINT32 p_header_size,
5420 opj_event_mgr_t * p_manager
5423 OPJ_UINT32 l_tmp, i;
5424 OPJ_UINT32 l_nb_stages;
5426 opj_tccp_t * l_tccp;
5427 opj_image_t * l_image;
5430 assert(p_header_data != 00);
5431 assert(p_j2k != 00);
5432 assert(p_manager != 00);
5434 l_image = p_j2k->m_private_image;
5435 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5436 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5437 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5439 if (p_header_size < 1) {
5440 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5444 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5447 if (l_nb_stages > 1) {
5448 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5452 if (p_header_size != l_nb_stages + 1) {
5453 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5457 l_tccp = l_tcp->tccps;
5459 for (i=0;i<l_image->numcomps;++i) {
5460 l_tccp->m_dc_level_shift = 0;
5464 if (l_tcp->m_mct_decoding_matrix) {
5465 opj_free(l_tcp->m_mct_decoding_matrix);
5466 l_tcp->m_mct_decoding_matrix = 00;
5469 for (i=0;i<l_nb_stages;++i) {
5470 opj_read_bytes(p_header_data,&l_tmp,1);
5473 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5481 OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5484 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5485 opj_mct_data_t * l_deco_array, * l_offset_array;
5486 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5487 OPJ_UINT32 l_nb_elem;
5488 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5489 opj_tccp_t * l_tccp;
5492 assert(p_tcp != 00);
5494 l_mcc_record = p_tcp->m_mcc_records;
5496 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5497 if (l_mcc_record->m_index == p_index) {
5502 if (i==p_tcp->m_nb_mcc_records) {
5503 /** element discarded **/
5507 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5508 /** do not support number of comps != image */
5512 l_deco_array = l_mcc_record->m_decorrelation_array;
5515 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5516 if (l_deco_array->m_data_size != l_data_size) {
5520 l_nb_elem = p_image->numcomps * p_image->numcomps;
5521 l_mct_size = l_nb_elem * sizeof(OPJ_FLOAT32);
5522 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5524 if (! p_tcp->m_mct_decoding_matrix ) {
5528 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);
5531 l_offset_array = l_mcc_record->m_offset_array;
5533 if (l_offset_array) {
5534 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5535 if (l_offset_array->m_data_size != l_data_size) {
5539 l_nb_elem = p_image->numcomps;
5540 l_offset_size = l_nb_elem * sizeof(OPJ_UINT32);
5541 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5543 if (! l_offset_data ) {
5547 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5549 l_tccp = p_tcp->tccps;
5550 l_current_offset_data = l_offset_data;
5552 for (i=0;i<p_image->numcomps;++i) {
5553 l_tccp->m_dc_level_shift = *(l_current_offset_data++);
5557 opj_free(l_offset_data);
5563 OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5564 struct opj_stream_private *p_stream,
5565 struct opj_event_mgr * p_manager )
5568 OPJ_UINT32 l_cbd_size;
5569 OPJ_BYTE * l_current_data = 00;
5570 opj_image_t *l_image = 00;
5571 opj_image_comp_t * l_comp = 00;
5574 assert(p_j2k != 00);
5575 assert(p_manager != 00);
5576 assert(p_stream != 00);
5578 l_image = p_j2k->m_private_image;
5579 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5581 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5582 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5583 if (! new_header_tile_data) {
5584 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5585 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5586 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5587 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5590 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5591 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5594 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5596 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5597 l_current_data += 2;
5599 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5600 l_current_data += 2;
5602 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5605 l_comp = l_image->comps;
5607 for (i=0;i<l_image->numcomps;++i) {
5608 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5614 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) {
5622 * Reads a CBD marker (Component bit depth definition)
5623 * @param p_header_data the data contained in the CBD box.
5624 * @param p_j2k the jpeg2000 codec.
5625 * @param p_header_size the size of the data contained in the CBD marker.
5626 * @param p_manager the user event manager.
5628 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5629 OPJ_BYTE * p_header_data,
5630 OPJ_UINT32 p_header_size,
5631 opj_event_mgr_t * p_manager
5634 OPJ_UINT32 l_nb_comp,l_num_comp;
5635 OPJ_UINT32 l_comp_def;
5637 opj_image_comp_t * l_comp = 00;
5640 assert(p_header_data != 00);
5641 assert(p_j2k != 00);
5642 assert(p_manager != 00);
5644 l_num_comp = p_j2k->m_private_image->numcomps;
5646 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5647 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5651 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5654 if (l_nb_comp != l_num_comp) {
5655 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5659 l_comp = p_j2k->m_private_image->comps;
5660 for (i=0;i<l_num_comp;++i) {
5661 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5663 l_comp->sgnd = (l_comp_def>>7) & 1;
5664 l_comp->prec = (l_comp_def&0x7f) + 1;
5671 /* ----------------------------------------------------------------------- */
5672 /* J2K / JPT decoder interface */
5673 /* ----------------------------------------------------------------------- */
5675 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5677 if(j2k && parameters) {
5678 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5679 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5682 j2k->m_cp.correct = parameters->jpwl_correct;
5683 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5684 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5685 #endif /* USE_JPWL */
5689 /* ----------------------------------------------------------------------- */
5690 /* J2K encoder interface */
5691 /* ----------------------------------------------------------------------- */
5693 opj_j2k_t* opj_j2k_create_compress(void)
5695 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
5700 memset(l_j2k,0,sizeof(opj_j2k_t));
5702 l_j2k->m_is_decoder = 0;
5703 l_j2k->m_cp.m_is_decoder = 0;
5705 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
5706 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5707 opj_j2k_destroy(l_j2k);
5711 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
5713 /* validation list creation*/
5714 l_j2k->m_validation_list = opj_procedure_list_create();
5715 if (! l_j2k->m_validation_list) {
5716 opj_j2k_destroy(l_j2k);
5720 /* execution list creation*/
5721 l_j2k->m_procedure_list = opj_procedure_list_create();
5722 if (! l_j2k->m_procedure_list) {
5723 opj_j2k_destroy(l_j2k);
5730 void opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
5731 opj_cparameters_t *parameters,
5733 opj_event_mgr_t * p_manager)
5735 OPJ_UINT32 i, j, tileno, numpocs_tile;
5738 if(!p_j2k || !parameters || ! image) {
5742 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
5743 cp = &(p_j2k->m_cp);
5745 /* set default values for cp */
5750 copy user encoding parameters
5752 cp->m_specific_param.m_enc.m_cinema = parameters->cp_cinema;
5753 cp->m_specific_param.m_enc.m_max_comp_size = parameters->max_comp_size;
5754 cp->rsiz = parameters->cp_rsiz;
5755 cp->m_specific_param.m_enc.m_disto_alloc = parameters->cp_disto_alloc;
5756 cp->m_specific_param.m_enc.m_fixed_alloc = parameters->cp_fixed_alloc;
5757 cp->m_specific_param.m_enc.m_fixed_quality = parameters->cp_fixed_quality;
5759 /* mod fixed_quality */
5760 if (parameters->cp_matrice) {
5761 size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(OPJ_INT32);
5762 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
5763 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
5767 cp->tdx = parameters->cp_tdx;
5768 cp->tdy = parameters->cp_tdy;
5771 cp->tx0 = parameters->cp_tx0;
5772 cp->ty0 = parameters->cp_ty0;
5774 /* comment string */
5775 if(parameters->cp_comment) {
5776 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
5778 strcpy(cp->comment, parameters->cp_comment);
5783 calculate other encoding parameters
5786 if (parameters->tile_size_on) {
5787 cp->tw = opj_int_ceildiv(image->x1 - cp->tx0, cp->tdx);
5788 cp->th = opj_int_ceildiv(image->y1 - cp->ty0, cp->tdy);
5790 cp->tdx = image->x1 - cp->tx0;
5791 cp->tdy = image->y1 - cp->ty0;
5794 if (parameters->tp_on) {
5795 cp->m_specific_param.m_enc.m_tp_flag = parameters->tp_flag;
5796 cp->m_specific_param.m_enc.m_tp_on = 1;
5801 calculate JPWL encoding parameters
5804 if (parameters->jpwl_epc_on) {
5808 cp->epc_on = OPJ_TRUE;
5809 cp->info_on = OPJ_FALSE; /* no informative technique */
5812 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
5813 cp->epb_on = OPJ_TRUE;
5815 cp->hprot_MH = parameters->jpwl_hprot_MH;
5816 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
5817 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
5818 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
5820 /* if tile specs are not specified, copy MH specs */
5821 if (cp->hprot_TPH[0] == -1) {
5822 cp->hprot_TPH_tileno[0] = 0;
5823 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
5825 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
5826 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
5827 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
5828 cp->pprot[i] = parameters->jpwl_pprot[i];
5832 /* set ESD writing */
5833 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
5834 cp->esd_on = OPJ_TRUE;
5836 cp->sens_size = parameters->jpwl_sens_size;
5837 cp->sens_addr = parameters->jpwl_sens_addr;
5838 cp->sens_range = parameters->jpwl_sens_range;
5840 cp->sens_MH = parameters->jpwl_sens_MH;
5841 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
5842 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
5843 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
5847 /* always set RED writing to false: we are at the encoder */
5848 cp->red_on = OPJ_FALSE;
5851 cp->epc_on = OPJ_FALSE;
5853 #endif /* USE_JPWL */
5855 /* initialize the mutiple tiles */
5856 /* ---------------------------- */
5857 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
5858 if (parameters->numpocs) {
5859 /* initialisation of POC */
5860 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, parameters->numresolution, image->numcomps, parameters->tcp_numlayers, p_manager);
5861 /* TODO MSD use the return value*/
5864 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
5865 opj_tcp_t *tcp = &cp->tcps[tileno];
5866 tcp->numlayers = parameters->tcp_numlayers;
5868 for (j = 0; j < tcp->numlayers; j++) {
5869 if(cp->m_specific_param.m_enc.m_cinema){
5870 if (cp->m_specific_param.m_enc.m_fixed_quality) {
5871 tcp->distoratio[j] = parameters->tcp_distoratio[j];
5873 tcp->rates[j] = parameters->tcp_rates[j];
5875 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
5876 tcp->distoratio[j] = parameters->tcp_distoratio[j];
5878 tcp->rates[j] = parameters->tcp_rates[j];
5883 tcp->csty = parameters->csty;
5884 tcp->prg = parameters->prog_order;
5885 tcp->mct = parameters->tcp_mct;
5890 if (parameters->numpocs) {
5891 /* initialisation of POC */
5893 for (i = 0; i < parameters->numpocs; i++) {
5894 if (tileno + 1 == parameters->POC[i].tile ) {
5895 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
5897 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
5898 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
5899 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
5900 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
5901 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
5902 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
5903 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
5909 tcp->numpocs = numpocs_tile -1 ;
5914 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
5916 if (parameters->mct_data) {
5918 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * sizeof(OPJ_FLOAT32);
5919 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
5920 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
5923 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
5924 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
5925 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
5927 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
5928 assert(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps));
5930 tcp->mct_norms = (OPJ_FLOAT64*)
5931 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
5933 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
5936 for (i = 0; i < image->numcomps; i++) {
5937 opj_tccp_t *tccp = &tcp->tccps[i];
5938 tccp->m_dc_level_shift = l_dc_shift[i];
5941 opj_j2k_setup_mct_encoding(tcp,image);
5944 for (i = 0; i < image->numcomps; i++) {
5945 opj_tccp_t *tccp = &tcp->tccps[i];
5946 opj_image_comp_t * l_comp = &(image->comps[i]);
5948 if (! l_comp->sgnd) {
5949 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
5954 for (i = 0; i < image->numcomps; i++) {
5955 opj_tccp_t *tccp = &tcp->tccps[i];
5957 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
5958 tccp->numresolutions = parameters->numresolution;
5959 tccp->cblkw = opj_int_floorlog2(parameters->cblockw_init);
5960 tccp->cblkh = opj_int_floorlog2(parameters->cblockh_init);
5961 tccp->cblksty = parameters->mode;
5962 tccp->qmfbid = parameters->irreversible ? 0 : 1;
5963 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
5966 if ((OPJ_INT32)i == parameters->roi_compno) {
5967 tccp->roishift = parameters->roi_shift;
5972 if(parameters->cp_cinema) {
5973 /*Precinct size for lowest frequency subband=128*/
5976 /*Precinct size at all other resolutions = 256*/
5977 for (j = 1; j < tccp->numresolutions; j++) {
5982 if (parameters->csty & J2K_CCP_CSTY_PRT) {
5983 OPJ_INT32 p = 0, it_res;
5984 for (it_res = tccp->numresolutions - 1; it_res >= 0; it_res--) {
5985 if (p < parameters->res_spec) {
5987 if (parameters->prcw_init[p] < 1) {
5988 tccp->prcw[it_res] = 1;
5990 tccp->prcw[it_res] = opj_int_floorlog2(parameters->prcw_init[p]);
5993 if (parameters->prch_init[p] < 1) {
5994 tccp->prch[it_res] = 1;
5996 tccp->prch[it_res] = opj_int_floorlog2(parameters->prch_init[p]);
6000 OPJ_INT32 res_spec = parameters->res_spec;
6001 OPJ_INT32 size_prcw = 0;
6002 OPJ_INT32 size_prch = 0;
6004 assert(res_spec>0); /* issue 189 */
6005 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6006 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6009 if (size_prcw < 1) {
6010 tccp->prcw[it_res] = 1;
6012 tccp->prcw[it_res] = opj_int_floorlog2(size_prcw);
6015 if (size_prch < 1) {
6016 tccp->prch[it_res] = 1;
6018 tccp->prch[it_res] = opj_int_floorlog2(size_prch);
6022 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6025 for (j = 0; j < tccp->numresolutions; j++) {
6032 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6036 if (parameters->mct_data) {
6037 opj_free(parameters->mct_data);
6038 parameters->mct_data = 00;
6042 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6044 assert(cstr_index != 00);
6046 /* expand the list? */
6047 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6048 opj_marker_info_t *new_marker;
6049 cstr_index->maxmarknum = 100 + (OPJ_INT32) ((OPJ_FLOAT32) cstr_index->maxmarknum * 1.0F);
6050 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6052 opj_free(cstr_index->marker);
6053 cstr_index->marker = NULL;
6054 cstr_index->maxmarknum = 0;
6055 cstr_index->marknum = 0;
6056 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6059 cstr_index->marker = new_marker;
6062 /* add the marker */
6063 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6064 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6065 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6066 cstr_index->marknum++;
6070 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)
6072 assert(cstr_index != 00);
6073 assert(cstr_index->tile_index != 00);
6075 /* expand the list? */
6076 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6077 opj_marker_info_t *new_marker;
6078 cstr_index->tile_index[tileno].maxmarknum = 100 + (OPJ_INT32) ((OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum * 1.0F);
6079 new_marker = (opj_marker_info_t *) opj_realloc(
6080 cstr_index->tile_index[tileno].marker,
6081 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6083 opj_free(cstr_index->tile_index[tileno].marker);
6084 cstr_index->tile_index[tileno].marker = NULL;
6085 cstr_index->tile_index[tileno].maxmarknum = 0;
6086 cstr_index->tile_index[tileno].marknum = 0;
6087 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6090 cstr_index->tile_index[tileno].marker = new_marker;
6093 /* add the marker */
6094 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6095 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6096 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6097 cstr_index->tile_index[tileno].marknum++;
6099 if (type == J2K_MS_SOT) {
6100 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6102 if (cstr_index->tile_index[tileno].tp_index)
6103 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6110 * -----------------------------------------------------------------------
6111 * -----------------------------------------------------------------------
6112 * -----------------------------------------------------------------------
6115 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6116 opj_stream_private_t *p_stream,
6117 opj_event_mgr_t * p_manager
6126 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6128 opj_image_t** p_image,
6129 opj_event_mgr_t* p_manager )
6132 assert(p_j2k != 00);
6133 assert(p_stream != 00);
6134 assert(p_manager != 00);
6136 /* create an empty image header */
6137 p_j2k->m_private_image = opj_image_create0();
6138 if (! p_j2k->m_private_image) {
6142 /* customization of the validation */
6143 opj_j2k_setup_decoding_validation(p_j2k);
6145 /* validation of the parameters codec */
6146 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6147 opj_image_destroy(p_j2k->m_private_image);
6148 p_j2k->m_private_image = NULL;
6152 /* customization of the encoding */
6153 opj_j2k_setup_header_reading(p_j2k);
6156 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6157 opj_image_destroy(p_j2k->m_private_image);
6158 p_j2k->m_private_image = NULL;
6162 *p_image = opj_image_create0();
6167 /* Copy codestream image information to the output image */
6168 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6170 /*Allocate and initialize some elements of codestrem index*/
6171 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6178 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6181 assert(p_j2k != 00);
6183 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6185 /* DEVELOPER CORNER, add your custom procedures */
6186 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6190 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6193 assert(p_j2k != 00);
6195 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6196 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6197 /* DEVELOPER CORNER, add your custom validation procedure */
6201 OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6202 opj_stream_private_t *p_stream,
6203 opj_event_mgr_t * p_manager )
6205 OPJ_BOOL l_is_valid = OPJ_TRUE;
6209 assert(p_j2k != 00);
6210 assert(p_stream != 00);
6211 assert(p_manager != 00);
6213 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6214 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6215 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6217 for (i=0;i<l_nb_tiles;++i) {
6218 if (l_tcp->mct == 2) {
6219 opj_tccp_t * l_tccp = l_tcp->tccps;
6220 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6222 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6223 l_is_valid &= ! (l_tccp->qmfbid & 1);
6234 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6237 OPJ_UINT32 l_indix = 1;
6238 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6239 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6240 OPJ_UINT32 l_mct_size,l_nb_elem;
6241 OPJ_FLOAT32 * l_data, * l_current_data;
6242 opj_tccp_t * l_tccp;
6245 assert(p_tcp != 00);
6247 if (p_tcp->mct != 2) {
6251 if (p_tcp->m_mct_decoding_matrix) {
6252 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6253 opj_mct_data_t *new_mct_records;
6254 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6256 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));
6257 if (! new_mct_records) {
6258 opj_free(p_tcp->m_mct_records);
6259 p_tcp->m_mct_records = NULL;
6260 p_tcp->m_nb_max_mct_records = 0;
6261 p_tcp->m_nb_mct_records = 0;
6262 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6265 p_tcp->m_mct_records = new_mct_records;
6266 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6268 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6270 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6272 if (l_mct_deco_data->m_data) {
6273 opj_free(l_mct_deco_data->m_data);
6274 l_mct_deco_data->m_data = 00;
6277 l_mct_deco_data->m_index = l_indix++;
6278 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6279 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6280 l_nb_elem = p_image->numcomps * p_image->numcomps;
6281 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6282 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6284 if (! l_mct_deco_data->m_data) {
6288 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);
6290 l_mct_deco_data->m_data_size = l_mct_size;
6291 ++p_tcp->m_nb_mct_records;
6294 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6295 opj_mct_data_t *new_mct_records;
6296 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6297 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));
6298 if (! new_mct_records) {
6299 opj_free(p_tcp->m_mct_records);
6300 p_tcp->m_mct_records = NULL;
6301 p_tcp->m_nb_max_mct_records = 0;
6302 p_tcp->m_nb_mct_records = 0;
6303 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6306 p_tcp->m_mct_records = new_mct_records;
6307 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6309 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6311 if (l_mct_deco_data) {
6312 l_mct_deco_data = l_mct_offset_data - 1;
6316 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6318 if (l_mct_offset_data->m_data) {
6319 opj_free(l_mct_offset_data->m_data);
6320 l_mct_offset_data->m_data = 00;
6323 l_mct_offset_data->m_index = l_indix++;
6324 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6325 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6326 l_nb_elem = p_image->numcomps;
6327 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6328 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6330 if (! l_mct_offset_data->m_data) {
6334 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6336 opj_free(l_mct_offset_data->m_data);
6337 l_mct_offset_data->m_data = 00;
6341 l_tccp = p_tcp->tccps;
6342 l_current_data = l_data;
6344 for (i=0;i<l_nb_elem;++i) {
6345 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
6349 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
6353 l_mct_offset_data->m_data_size = l_mct_size;
6355 ++p_tcp->m_nb_mct_records;
6357 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
6358 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6359 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6360 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6361 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
6362 if (! new_mcc_records) {
6363 opj_free(p_tcp->m_mcc_records);
6364 p_tcp->m_mcc_records = NULL;
6365 p_tcp->m_nb_max_mcc_records = 0;
6366 p_tcp->m_nb_mcc_records = 0;
6367 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6370 p_tcp->m_mcc_records = new_mcc_records;
6371 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6372 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));
6376 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6377 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
6378 l_mcc_data->m_is_irreversible = 1;
6379 l_mcc_data->m_nb_comps = p_image->numcomps;
6380 l_mcc_data->m_index = l_indix++;
6381 l_mcc_data->m_offset_array = l_mct_offset_data;
6382 ++p_tcp->m_nb_mcc_records;
6387 OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
6388 opj_stream_private_t *p_stream,
6389 opj_event_mgr_t * p_manager )
6391 /* add here initialization of cp
6392 copy paste of setup_decoder */
6399 OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
6400 opj_stream_private_t *p_stream,
6401 opj_event_mgr_t * p_manager )
6403 /* add here initialization of cp
6404 copy paste of setup_encoder */
6411 OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
6412 opj_stream_private_t *p_stream,
6413 opj_event_mgr_t * p_manager )
6415 OPJ_BOOL l_is_valid = OPJ_TRUE;
6418 assert(p_j2k != 00);
6419 assert(p_stream != 00);
6420 assert(p_manager != 00);
6422 /* STATE checking */
6423 /* make sure the state is at 0 */
6424 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
6426 /* POINTER validation */
6427 /* make sure a p_j2k codec is present */
6428 l_is_valid &= (p_j2k->m_procedure_list != 00);
6429 /* make sure a validation list is present */
6430 l_is_valid &= (p_j2k->m_validation_list != 00);
6432 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6433 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6437 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6438 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6442 /* PARAMETER VALIDATION */
6446 OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
6447 opj_stream_private_t *p_stream,
6448 opj_event_mgr_t * p_manager
6451 OPJ_BOOL l_is_valid = OPJ_TRUE;
6454 assert(p_j2k != 00);
6455 assert(p_stream != 00);
6456 assert(p_manager != 00);
6458 /* STATE checking */
6459 /* make sure the state is at 0 */
6461 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
6463 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
6465 /* POINTER validation */
6466 /* make sure a p_j2k codec is present */
6467 /* make sure a procedure list is present */
6468 l_is_valid &= (p_j2k->m_procedure_list != 00);
6469 /* make sure a validation list is present */
6470 l_is_valid &= (p_j2k->m_validation_list != 00);
6472 /* PARAMETER VALIDATION */
6476 OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
6477 opj_stream_private_t *p_stream,
6478 opj_event_mgr_t * p_manager)
6480 OPJ_UINT32 l_current_marker;
6481 OPJ_UINT32 l_marker_size;
6482 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
6485 assert(p_stream != 00);
6486 assert(p_j2k != 00);
6487 assert(p_manager != 00);
6489 /* We enter in the main header */
6490 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
6492 /* Try to read the SOC marker, the codestream must begin with SOC marker */
6493 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
6494 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
6498 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6499 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6500 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6504 /* Read 2 bytes as the new marker ID */
6505 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6507 /* Try to read until the SOT is detected */
6508 while (l_current_marker != J2K_MS_SOT) {
6510 /* Check if the current marker ID is valid */
6511 if (l_current_marker < 0xff00) {
6512 opj_event_msg(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
6516 /* Get the marker handler from the marker ID */
6517 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6519 /* Manage case where marker is unknown */
6520 if (l_marker_handler->id == J2K_MS_UNK) {
6521 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
6522 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
6526 if (l_current_marker == J2K_MS_SOT)
6527 break; /* SOT marker is detected main header is completely read */
6528 else /* Get the marker handler from the marker ID */
6529 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6532 /* Check if the marker is known and if it is the right place to find it */
6533 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
6534 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
6538 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
6539 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6540 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6544 /* read 2 bytes as the marker size */
6545 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
6546 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
6548 /* Check if the marker size is compatible with the header data size */
6549 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
6550 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
6551 if (! new_header_data) {
6552 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
6553 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
6554 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
6555 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
6558 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
6559 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
6562 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
6563 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) {
6564 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6568 /* Read the marker segment with the correct marker handler */
6569 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
6570 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
6574 /* Add the marker to the codestream index*/
6575 if (OPJ_FALSE == opj_j2k_add_mhmarker(
6577 l_marker_handler->id,
6578 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
6579 l_marker_size + 4 )) {
6580 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
6584 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6585 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6586 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6590 /* read 2 bytes as the new marker ID */
6591 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6594 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
6596 /* Position of the last element if the main header */
6597 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
6599 /* Next step: read a tile-part header */
6600 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
6605 OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
6606 opj_procedure_list_t * p_procedure_list,
6607 opj_stream_private_t *p_stream,
6608 opj_event_mgr_t * p_manager )
6610 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
6611 OPJ_BOOL l_result = OPJ_TRUE;
6612 OPJ_UINT32 l_nb_proc, i;
6615 assert(p_procedure_list != 00);
6616 assert(p_j2k != 00);
6617 assert(p_stream != 00);
6618 assert(p_manager != 00);
6620 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
6621 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
6623 for (i=0;i<l_nb_proc;++i) {
6624 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
6628 /* and clear the procedure list at the end.*/
6629 opj_procedure_list_clear(p_procedure_list);
6634 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
6635 opj_stream_private_t *p_stream,
6636 opj_event_mgr_t * p_manager
6639 opj_tcp_t * l_tcp = 00;
6640 opj_tcp_t * l_default_tcp = 00;
6641 OPJ_UINT32 l_nb_tiles;
6643 opj_tccp_t *l_current_tccp = 00;
6644 OPJ_UINT32 l_tccp_size;
6645 OPJ_UINT32 l_mct_size;
6646 opj_image_t * l_image;
6647 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
6648 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
6649 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
6650 OPJ_UINT32 l_offset;
6653 assert(p_j2k != 00);
6654 assert(p_stream != 00);
6655 assert(p_manager != 00);
6657 l_image = p_j2k->m_private_image;
6658 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6659 l_tcp = p_j2k->m_cp.tcps;
6660 l_tccp_size = l_image->numcomps * sizeof(opj_tccp_t);
6661 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
6662 l_mct_size = l_image->numcomps * l_image->numcomps * sizeof(OPJ_FLOAT32);
6665 for (i=0; i<l_nb_tiles; ++i) {
6666 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
6667 l_current_tccp = l_tcp->tccps;
6668 /*Copy default coding parameters into the current tile coding parameters*/
6669 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
6670 /* Initialize some values of the current tile coding parameters*/
6672 l_tcp->ppt_data = 00;
6673 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
6674 l_tcp->tccps = l_current_tccp;
6676 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
6677 if (l_default_tcp->m_mct_decoding_matrix) {
6678 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6679 if (! l_tcp->m_mct_decoding_matrix ) {
6682 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
6685 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
6686 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t);
6687 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
6688 if (! l_tcp->m_mct_records) {
6691 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
6693 /* Copy the mct record data from dflt_tile_cp to the current tile*/
6694 l_src_mct_rec = l_default_tcp->m_mct_records;
6695 l_dest_mct_rec = l_tcp->m_mct_records;
6697 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
6699 if (l_src_mct_rec->m_data) {
6701 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
6702 if(! l_dest_mct_rec->m_data) {
6705 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
6712 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
6713 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t);
6714 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
6715 if (! l_tcp->m_mcc_records) {
6718 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
6720 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
6721 l_src_mcc_rec = l_default_tcp->m_mcc_records;
6722 l_dest_mcc_rec = l_tcp->m_mcc_records;
6724 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
6726 if (l_src_mcc_rec->m_decorrelation_array) {
6727 l_offset = l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records;
6728 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
6731 if (l_src_mcc_rec->m_offset_array) {
6732 l_offset = l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records;
6733 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
6740 /* Copy all the dflt_tile_compo_cp to the current tile cp */
6741 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
6743 /* Move to next tile cp*/
6747 /* Create the current tile decoder*/
6748 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
6749 if (! p_j2k->m_tcd ) {
6753 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
6754 opj_tcd_destroy(p_j2k->m_tcd);
6756 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
6763 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
6765 const opj_dec_memory_marker_handler_t *e;
6766 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
6767 if (e->id == p_id) {
6768 break; /* we find a handler corresponding to the marker ID*/
6774 void opj_j2k_destroy (opj_j2k_t *p_j2k)
6780 if (p_j2k->m_is_decoder) {
6782 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
6783 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
6784 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
6785 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
6788 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
6789 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
6790 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
6791 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
6796 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
6797 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
6798 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
6801 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
6802 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
6803 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
6804 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
6807 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6808 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6809 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
6810 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6814 opj_tcd_destroy(p_j2k->m_tcd);
6816 opj_j2k_cp_destroy(&(p_j2k->m_cp));
6817 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
6819 opj_procedure_list_destroy(p_j2k->m_procedure_list);
6820 p_j2k->m_procedure_list = 00;
6822 opj_procedure_list_destroy(p_j2k->m_validation_list);
6823 p_j2k->m_procedure_list = 00;
6825 j2k_destroy_cstr_index(p_j2k->cstr_index);
6826 p_j2k->cstr_index = NULL;
6828 opj_image_destroy(p_j2k->m_private_image);
6829 p_j2k->m_private_image = NULL;
6831 opj_image_destroy(p_j2k->m_output_image);
6832 p_j2k->m_output_image = NULL;
6837 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
6841 if (p_cstr_ind->marker) {
6842 opj_free(p_cstr_ind->marker);
6843 p_cstr_ind->marker = NULL;
6846 if (p_cstr_ind->tile_index) {
6847 OPJ_UINT32 it_tile = 0;
6849 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
6851 if(p_cstr_ind->tile_index[it_tile].packet_index) {
6852 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
6853 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
6856 if(p_cstr_ind->tile_index[it_tile].tp_index){
6857 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
6858 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
6861 if(p_cstr_ind->tile_index[it_tile].marker){
6862 opj_free(p_cstr_ind->tile_index[it_tile].marker);
6863 p_cstr_ind->tile_index[it_tile].marker = NULL;
6868 opj_free( p_cstr_ind->tile_index);
6869 p_cstr_ind->tile_index = NULL;
6872 opj_free(p_cstr_ind);
6876 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
6882 if (p_tcp->ppt_buffer != 00) {
6883 opj_free(p_tcp->ppt_buffer);
6884 p_tcp->ppt_buffer = 00;
6887 if (p_tcp->tccps != 00) {
6888 opj_free(p_tcp->tccps);
6892 if (p_tcp->m_mct_coding_matrix != 00) {
6893 opj_free(p_tcp->m_mct_coding_matrix);
6894 p_tcp->m_mct_coding_matrix = 00;
6897 if (p_tcp->m_mct_decoding_matrix != 00) {
6898 opj_free(p_tcp->m_mct_decoding_matrix);
6899 p_tcp->m_mct_decoding_matrix = 00;
6902 if (p_tcp->m_mcc_records) {
6903 opj_free(p_tcp->m_mcc_records);
6904 p_tcp->m_mcc_records = 00;
6905 p_tcp->m_nb_max_mcc_records = 0;
6906 p_tcp->m_nb_mcc_records = 0;
6909 if (p_tcp->m_mct_records) {
6910 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
6913 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
6914 if (l_mct_data->m_data) {
6915 opj_free(l_mct_data->m_data);
6916 l_mct_data->m_data = 00;
6922 opj_free(p_tcp->m_mct_records);
6923 p_tcp->m_mct_records = 00;
6926 if (p_tcp->mct_norms != 00) {
6927 opj_free(p_tcp->mct_norms);
6928 p_tcp->mct_norms = 00;
6931 opj_j2k_tcp_data_destroy(p_tcp);
6935 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
6937 if (p_tcp->m_data) {
6938 opj_free(p_tcp->m_data);
6939 p_tcp->m_data = NULL;
6940 p_tcp->m_data_size = 0;
6944 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
6946 OPJ_UINT32 l_nb_tiles;
6947 opj_tcp_t * l_current_tile = 00;
6954 if (p_cp->tcps != 00)
6956 l_current_tile = p_cp->tcps;
6957 l_nb_tiles = p_cp->th * p_cp->tw;
6959 for (i = 0; i < l_nb_tiles; ++i)
6961 opj_j2k_tcp_destroy(l_current_tile);
6964 opj_free(p_cp->tcps);
6967 opj_free(p_cp->ppm_buffer);
6968 p_cp->ppm_buffer = 00;
6969 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
6970 opj_free(p_cp->comment);
6972 if (! p_cp->m_is_decoder)
6974 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
6975 p_cp->m_specific_param.m_enc.m_matrice = 00;
6979 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
6980 OPJ_UINT32 * p_tile_index,
6981 OPJ_UINT32 * p_data_size,
6982 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
6983 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
6984 OPJ_UINT32 * p_nb_comps,
6986 opj_stream_private_t *p_stream,
6987 opj_event_mgr_t * p_manager )
6989 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
6990 OPJ_UINT32 l_marker_size;
6991 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
6992 opj_tcp_t * l_tcp = NULL;
6993 OPJ_UINT32 l_nb_tiles;
6996 assert(p_stream != 00);
6997 assert(p_j2k != 00);
6998 assert(p_manager != 00);
7000 /* Reach the End Of Codestream ?*/
7001 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7002 l_current_marker = J2K_MS_EOC;
7004 /* We need to encounter a SOT marker (a new tile-part header) */
7005 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7009 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7010 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7012 /* Try to read until the Start Of Data is detected */
7013 while (l_current_marker != J2K_MS_SOD) {
7015 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7016 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7017 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7021 /* Read 2 bytes from the buffer as the marker size */
7022 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7024 /* Why this condition? FIXME */
7025 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7026 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7028 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7030 /* Get the marker handler from the marker ID */
7031 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7033 /* Check if the marker is known and if it is the right place to find it */
7034 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7035 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7038 /* FIXME manage case of unknown marker as in the main header ? */
7040 /* Check if the marker size is compatible with the header data size */
7041 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7042 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7043 if (! new_header_data) {
7044 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7045 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7046 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7047 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7050 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7051 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7054 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7055 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) {
7056 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7060 if (!l_marker_handler->handler) {
7061 /* See issue #175 */
7062 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7065 /* Read the marker segment with the correct marker handler */
7066 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7067 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7071 /* Add the marker to the codestream index*/
7072 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7074 l_marker_handler->id,
7075 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7076 l_marker_size + 4 )) {
7077 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7081 /* Keep the position of the last SOT marker read */
7082 if ( l_marker_handler->id == J2K_MS_SOT ) {
7083 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7084 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7086 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7090 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7091 /* Skip the rest of the tile part header*/
7092 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) {
7093 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7096 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7099 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7100 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7101 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7104 /* Read 2 bytes from the buffer as the new marker ID */
7105 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7109 /* If we didn't skip data before, we need to read the SOD marker*/
7110 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7111 /* Try to read the SOD marker and skip data ? FIXME */
7112 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7116 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7117 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7118 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7119 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7123 /* Read 2 bytes from buffer as the new marker ID */
7124 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7128 /* Indicate we will try to read a new tile-part header*/
7129 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
7130 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7131 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7133 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7134 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7135 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7139 /* Read 2 bytes from buffer as the new marker ID */
7140 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7144 /* Current marker is the EOC marker ?*/
7145 if (l_current_marker == J2K_MS_EOC) {
7146 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
7147 p_j2k->m_current_tile_number = 0;
7148 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
7153 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
7154 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
7155 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7157 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
7158 ++p_j2k->m_current_tile_number;
7162 if (p_j2k->m_current_tile_number == l_nb_tiles) {
7163 *p_go_on = OPJ_FALSE;
7169 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
7170 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7174 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
7175 p_j2k->m_current_tile_number, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
7177 *p_tile_index = p_j2k->m_current_tile_number;
7178 *p_go_on = OPJ_TRUE;
7179 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
7180 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
7181 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
7182 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
7183 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
7184 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
7186 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
7191 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
7192 OPJ_UINT32 p_tile_index,
7194 OPJ_UINT32 p_data_size,
7195 opj_stream_private_t *p_stream,
7196 opj_event_mgr_t * p_manager )
7198 OPJ_UINT32 l_current_marker;
7199 OPJ_BYTE l_data [2];
7203 assert(p_stream != 00);
7204 assert(p_j2k != 00);
7205 assert(p_manager != 00);
7207 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
7208 || (p_tile_index != p_j2k->m_current_tile_number) ) {
7212 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
7213 if (! l_tcp->m_data) {
7214 opj_j2k_tcp_destroy(l_tcp);
7218 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
7222 p_j2k->cstr_index) ) {
7223 opj_j2k_tcp_destroy(l_tcp);
7224 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
7228 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
7232 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
7233 * we destroy just the data which will be re-read in read_tile_header*/
7234 /*opj_j2k_tcp_destroy(l_tcp);
7235 p_j2k->m_tcd->tcp = 0;*/
7236 opj_j2k_tcp_data_destroy(l_tcp);
7238 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7239 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080));/* FIXME J2K_DEC_STATE_DATA);*/
7241 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
7242 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
7243 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7247 opj_read_bytes(l_data,&l_current_marker,2);
7249 if (l_current_marker == J2K_MS_EOC) {
7250 p_j2k->m_current_tile_number = 0;
7251 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
7253 else if (l_current_marker != J2K_MS_SOT)
7255 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
7263 OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
7265 OPJ_UINT32 i,j,k = 0;
7266 OPJ_UINT32 l_width_src,l_height_src;
7267 OPJ_UINT32 l_width_dest,l_height_dest;
7268 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
7269 OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
7270 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
7271 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
7272 OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
7274 opj_image_comp_t * l_img_comp_src = 00;
7275 opj_image_comp_t * l_img_comp_dest = 00;
7277 opj_tcd_tilecomp_t * l_tilec = 00;
7278 opj_image_t * l_image_src = 00;
7279 OPJ_UINT32 l_size_comp, l_remaining;
7280 OPJ_INT32 * l_dest_ptr;
7281 opj_tcd_resolution_t* l_res= 00;
7283 l_tilec = p_tcd->tcd_image->tiles->comps;
7284 l_image_src = p_tcd->image;
7285 l_img_comp_src = l_image_src->comps;
7287 l_img_comp_dest = p_output_image->comps;
7289 for (i=0; i<l_image_src->numcomps; i++) {
7291 /* Allocate output component buffer if necessary */
7292 if (!l_img_comp_dest->data) {
7294 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
7295 if (! l_img_comp_dest->data) {
7300 /* Copy info from decoded comp image to output image */
7301 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
7304 /* Compute the precision of the output buffer */
7305 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
7306 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
7307 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
7313 if (l_size_comp == 3) {
7318 /* Current tile component size*/
7320 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
7321 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
7324 l_width_src = (l_res->x1 - l_res->x0);
7325 l_height_src = (l_res->y1 - l_res->y0);
7327 /* Border of the current output component*/
7328 l_x0_dest = opj_int_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
7329 l_y0_dest = opj_int_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
7330 l_x1_dest = l_x0_dest + l_img_comp_dest->w;
7331 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
7334 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
7335 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
7339 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
7340 * of the input buffer (decoded tile component) which will be move
7341 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
7342 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
7343 * by this input area.
7345 assert( l_res->x0 >= 0);
7346 assert( l_res->x1 >= 0);
7347 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
7348 l_start_x_dest = l_res->x0 - l_x0_dest;
7349 l_offset_x0_src = 0;
7351 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7352 l_width_dest = l_width_src;
7353 l_offset_x1_src = 0;
7356 l_width_dest = l_x1_dest - l_res->x0 ;
7357 l_offset_x1_src = l_width_src - l_width_dest;
7361 l_start_x_dest = 0 ;
7362 l_offset_x0_src = l_x0_dest - l_res->x0;
7364 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7365 l_width_dest = l_width_src - l_offset_x0_src;
7366 l_offset_x1_src = 0;
7369 l_width_dest = l_img_comp_dest->w ;
7370 l_offset_x1_src = l_res->x1 - l_x1_dest;
7374 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
7375 l_start_y_dest = l_res->y0 - l_y0_dest;
7376 l_offset_y0_src = 0;
7378 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7379 l_height_dest = l_height_src;
7380 l_offset_y1_src = 0;
7383 l_height_dest = l_y1_dest - l_res->y0 ;
7384 l_offset_y1_src = l_height_src - l_height_dest;
7388 l_start_y_dest = 0 ;
7389 l_offset_y0_src = l_y0_dest - l_res->y0;
7391 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7392 l_height_dest = l_height_src - l_offset_y0_src;
7393 l_offset_y1_src = 0;
7396 l_height_dest = l_img_comp_dest->h ;
7397 l_offset_y1_src = l_res->y1 - l_y1_dest;
7401 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
7406 /* Compute the input buffer offset */
7407 l_start_offset_src = l_offset_x0_src + l_offset_y0_src * l_width_src;
7408 l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
7409 l_end_offset_src = l_offset_y1_src * l_width_src - l_offset_x0_src;
7411 /* Compute the output buffer offset */
7412 l_start_offset_dest = l_start_x_dest + l_start_y_dest * l_img_comp_dest->w;
7413 l_line_offset_dest = l_img_comp_dest->w - l_width_dest;
7415 /* Move the output buffer to the first place where we will write*/
7416 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
7419 fprintf(stdout, "COMPO[%d]:\n",i);
7420 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
7421 "\t tile offset:%d, %d, %d, %d\n"
7422 "\t buffer offset: %d; %d, %d\n",
7423 l_res->x0, l_res->y0, l_width_src, l_height_src,
7424 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
7425 l_start_offset_src, l_line_offset_src, l_end_offset_src);
7427 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
7428 "\t start offset: %d, line offset= %d\n",
7429 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
7432 switch (l_size_comp) {
7435 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
7436 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
7438 if (l_img_comp_src->sgnd) {
7439 for (j = 0 ; j < l_height_dest ; ++j) {
7440 for ( k = 0 ; k < l_width_dest ; ++k) {
7441 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
7444 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
7445 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
7449 for ( j = 0 ; j < l_height_dest ; ++j ) {
7450 for ( k = 0 ; k < l_width_dest ; ++k) {
7451 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
7454 l_dest_ptr+= l_line_offset_dest;
7455 l_src_ptr += l_line_offset_src;
7459 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
7460 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
7465 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
7466 l_src_ptr += l_start_offset_src;
7468 if (l_img_comp_src->sgnd) {
7469 for (j=0;j<l_height_dest;++j) {
7470 for (k=0;k<l_width_dest;++k) {
7471 *(l_dest_ptr++) = *(l_src_ptr++);
7474 l_dest_ptr+= l_line_offset_dest;
7475 l_src_ptr += l_line_offset_src ;
7479 for (j=0;j<l_height_dest;++j) {
7480 for (k=0;k<l_width_dest;++k) {
7481 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
7484 l_dest_ptr+= l_line_offset_dest;
7485 l_src_ptr += l_line_offset_src ;
7489 l_src_ptr += l_end_offset_src;
7490 p_data = (OPJ_BYTE*) l_src_ptr;
7495 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
7496 l_src_ptr += l_start_offset_src;
7498 for (j=0;j<l_height_dest;++j) {
7499 for (k=0;k<l_width_dest;++k) {
7500 *(l_dest_ptr++) = (*(l_src_ptr++));
7503 l_dest_ptr+= l_line_offset_dest;
7504 l_src_ptr += l_line_offset_src ;
7507 l_src_ptr += l_end_offset_src;
7508 p_data = (OPJ_BYTE*) l_src_ptr;
7521 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
7522 opj_image_t* p_image,
7523 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
7524 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
7525 opj_event_mgr_t * p_manager )
7527 opj_cp_t * l_cp = &(p_j2k->m_cp);
7528 opj_image_t * l_image = p_j2k->m_private_image;
7531 OPJ_INT32 l_comp_x1, l_comp_y1;
7532 opj_image_comp_t* l_img_comp = NULL;
7534 /* Check if we are read the main header */
7535 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
7536 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
7540 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
7541 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
7543 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7544 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7545 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7546 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7552 /* Check if the positions provided by the user are correct */
7555 assert(p_start_x >= 0 );
7556 assert(p_start_y >= 0 );
7558 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
7559 opj_event_msg(p_manager, EVT_ERROR,
7560 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
7561 p_start_x, l_image->x1);
7564 else if ((OPJ_UINT32)p_start_x < l_image->x0){
7565 opj_event_msg(p_manager, EVT_WARNING,
7566 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
7567 p_start_x, l_image->x0);
7568 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7569 p_image->x0 = l_image->x0;
7572 p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_start_x - l_cp->tx0) / l_cp->tdx;
7573 p_image->x0 = p_start_x;
7577 if ((OPJ_UINT32)p_start_y > l_image->y1){
7578 opj_event_msg(p_manager, EVT_ERROR,
7579 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
7580 p_start_y, l_image->y1);
7583 else if ((OPJ_UINT32)p_start_y < l_image->y0){
7584 opj_event_msg(p_manager, EVT_WARNING,
7585 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
7586 p_start_y, l_image->y0);
7587 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7588 p_image->y0 = l_image->y0;
7591 p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_start_y - l_cp->ty0) / l_cp->tdy;
7592 p_image->y0 = p_start_y;
7596 assert((OPJ_UINT32)p_end_x > 0);
7597 assert((OPJ_UINT32)p_end_y > 0);
7598 if ((OPJ_UINT32)p_end_x < l_image->x0) {
7599 opj_event_msg(p_manager, EVT_ERROR,
7600 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
7601 p_end_x, l_image->x0);
7604 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
7605 opj_event_msg(p_manager, EVT_WARNING,
7606 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
7607 p_end_x, l_image->x1);
7608 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7609 p_image->x1 = l_image->x1;
7612 p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_int_ceildiv((p_end_x - l_cp->tx0), l_cp->tdx);
7613 p_image->x1 = p_end_x;
7617 if ((OPJ_UINT32)p_end_y < l_image->y0) {
7618 opj_event_msg(p_manager, EVT_ERROR,
7619 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
7620 p_end_y, l_image->y0);
7623 if ((OPJ_UINT32)p_end_y > l_image->y1){
7624 opj_event_msg(p_manager, EVT_WARNING,
7625 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
7626 p_end_y, l_image->y1);
7627 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7628 p_image->y1 = l_image->y1;
7631 p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_int_ceildiv((p_end_y - l_cp->ty0), l_cp->tdy);
7632 p_image->y1 = p_end_y;
7636 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
7638 l_img_comp = p_image->comps;
7639 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
7643 l_img_comp->x0 = opj_int_ceildiv(p_image->x0, l_img_comp->dx);
7644 l_img_comp->y0 = opj_int_ceildiv(p_image->y0, l_img_comp->dy);
7645 l_comp_x1 = opj_int_ceildiv(p_image->x1, l_img_comp->dx);
7646 l_comp_y1 = opj_int_ceildiv(p_image->y1, l_img_comp->dy);
7648 l_w = opj_int_ceildivpow2(l_comp_x1, l_img_comp->factor)
7649 - opj_int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
7651 opj_event_msg(p_manager, EVT_ERROR,
7652 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
7656 l_img_comp->w = l_w;
7658 l_h = opj_int_ceildivpow2(l_comp_y1, l_img_comp->factor)
7659 - opj_int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
7661 opj_event_msg(p_manager, EVT_ERROR,
7662 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
7666 l_img_comp->h = l_h;
7671 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
7672 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
7677 opj_j2k_t* opj_j2k_create_decompress(void)
7679 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
7683 memset(l_j2k,0,sizeof(opj_j2k_t));
7685 l_j2k->m_is_decoder = 1;
7686 l_j2k->m_cp.m_is_decoder = 1;
7688 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_malloc(sizeof(opj_tcp_t));
7689 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
7690 opj_j2k_destroy(l_j2k);
7693 memset(l_j2k->m_specific_param.m_decoder.m_default_tcp,0,sizeof(opj_tcp_t));
7695 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
7696 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
7697 opj_j2k_destroy(l_j2k);
7701 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
7703 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
7705 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
7707 /* codestream index creation */
7708 l_j2k->cstr_index = opj_j2k_create_cstr_index();
7710 /*(opj_codestream_index_t*) opj_malloc(sizeof(opj_codestream_index_t));
7711 if (!l_j2k->cstr_index){
7712 opj_j2k_destroy(l_j2k);
7716 l_j2k->cstr_index->marker = (opj_marker_info_t*) opj_malloc(100 * sizeof(opj_marker_info_t));
7719 /* validation list creation */
7720 l_j2k->m_validation_list = opj_procedure_list_create();
7721 if (! l_j2k->m_validation_list) {
7722 opj_j2k_destroy(l_j2k);
7726 /* execution list creation */
7727 l_j2k->m_procedure_list = opj_procedure_list_create();
7728 if (! l_j2k->m_procedure_list) {
7729 opj_j2k_destroy(l_j2k);
7736 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
7738 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
7739 opj_calloc(1,sizeof(opj_codestream_index_t));
7743 cstr_index->maxmarknum = 100;
7744 cstr_index->marknum = 0;
7745 cstr_index->marker = (opj_marker_info_t*)
7746 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
7747 if (!cstr_index-> marker)
7750 cstr_index->tile_index = NULL;
7755 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
7756 OPJ_UINT32 p_tile_no,
7757 OPJ_UINT32 p_comp_no )
7759 opj_cp_t *l_cp = 00;
7760 opj_tcp_t *l_tcp = 00;
7761 opj_tccp_t *l_tccp = 00;
7764 assert(p_j2k != 00);
7766 l_cp = &(p_j2k->m_cp);
7767 l_tcp = &l_cp->tcps[p_tile_no];
7768 l_tccp = &l_tcp->tccps[p_comp_no];
7770 /* preconditions again */
7771 assert(p_tile_no < (l_cp->tw * l_cp->th));
7772 assert(p_comp_no < p_j2k->m_private_image->numcomps);
7774 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
7775 return 5 + l_tccp->numresolutions;
7782 OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
7783 OPJ_UINT32 p_tile_no,
7784 OPJ_UINT32 p_comp_no,
7786 OPJ_UINT32 * p_header_size,
7787 struct opj_event_mgr * p_manager )
7790 opj_cp_t *l_cp = 00;
7791 opj_tcp_t *l_tcp = 00;
7792 opj_tccp_t *l_tccp = 00;
7795 assert(p_j2k != 00);
7796 assert(p_header_size != 00);
7797 assert(p_manager != 00);
7798 assert(p_data != 00);
7800 l_cp = &(p_j2k->m_cp);
7801 l_tcp = &l_cp->tcps[p_tile_no];
7802 l_tccp = &l_tcp->tccps[p_comp_no];
7804 /* preconditions again */
7805 assert(p_tile_no < (l_cp->tw * l_cp->th));
7806 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
7808 if (*p_header_size < 5) {
7809 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
7813 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
7816 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
7819 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
7822 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
7825 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
7828 *p_header_size = *p_header_size - 5;
7830 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
7832 if (*p_header_size < l_tccp->numresolutions) {
7833 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
7837 for (i = 0; i < l_tccp->numresolutions; ++i) {
7838 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
7842 *p_header_size = *p_header_size - l_tccp->numresolutions;
7848 OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
7850 OPJ_BYTE * p_header_data,
7851 OPJ_UINT32 * p_header_size,
7852 opj_event_mgr_t * p_manager)
7854 OPJ_UINT32 i, l_tmp;
7855 opj_cp_t *l_cp = NULL;
7856 opj_tcp_t *l_tcp = NULL;
7857 opj_tccp_t *l_tccp = NULL;
7858 OPJ_BYTE * l_current_ptr = NULL;
7861 assert(p_j2k != 00);
7862 assert(p_manager != 00);
7863 assert(p_header_data != 00);
7865 l_cp = &(p_j2k->m_cp);
7866 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
7867 &l_cp->tcps[p_j2k->m_current_tile_number] :
7868 p_j2k->m_specific_param.m_decoder.m_default_tcp;
7870 /* precondition again */
7871 assert(compno < p_j2k->m_private_image->numcomps);
7873 l_tccp = &l_tcp->tccps[compno];
7874 l_current_ptr = p_header_data;
7876 /* make sure room is sufficient */
7877 if (*p_header_size < 5) {
7878 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
7882 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
7883 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
7884 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
7885 opj_event_msg(p_manager, EVT_ERROR,
7886 "Invalid value for numresolutions : %d\n",
7887 l_tccp->numresolutions);
7892 /* If user wants to remove more resolutions than the codestream contains, return error */
7893 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
7894 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
7895 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
7896 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
7900 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
7904 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
7908 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
7911 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
7914 *p_header_size = *p_header_size - 5;
7916 /* use custom precinct size ? */
7917 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
7918 if (*p_header_size < l_tccp->numresolutions) {
7919 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
7923 for (i = 0; i < l_tccp->numresolutions; ++i) {
7924 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
7926 l_tccp->prcw[i] = l_tmp & 0xf;
7927 l_tccp->prch[i] = l_tmp >> 4;
7930 *p_header_size = *p_header_size - l_tccp->numresolutions;
7933 /* set default size for the precinct width and height */
7934 for (i = 0; i < l_tccp->numresolutions; ++i) {
7935 l_tccp->prcw[i] = 15;
7936 l_tccp->prch[i] = 15;
7940 #ifdef WIP_REMOVE_MSD
7942 if (p_j2k->cstr_info && compno == 0) {
7943 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
7945 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
7946 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
7947 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
7948 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
7949 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
7951 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
7952 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
7960 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
7964 opj_cp_t *l_cp = NULL;
7965 opj_tcp_t *l_tcp = NULL;
7966 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
7967 OPJ_UINT32 l_prc_size;
7970 assert(p_j2k != 00);
7972 l_cp = &(p_j2k->m_cp);
7973 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
7974 &l_cp->tcps[p_j2k->m_current_tile_number] :
7975 p_j2k->m_specific_param.m_decoder.m_default_tcp;
7977 l_ref_tccp = &l_tcp->tccps[0];
7978 l_copied_tccp = l_ref_tccp + 1;
7979 l_prc_size = l_ref_tccp->numresolutions * sizeof(OPJ_UINT32);
7981 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
7982 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
7983 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
7984 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
7985 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
7986 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
7987 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
7988 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
7993 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
7994 OPJ_UINT32 p_tile_no,
7995 OPJ_UINT32 p_comp_no )
7997 OPJ_UINT32 l_num_bands;
7999 opj_cp_t *l_cp = 00;
8000 opj_tcp_t *l_tcp = 00;
8001 opj_tccp_t *l_tccp = 00;
8004 assert(p_j2k != 00);
8006 l_cp = &(p_j2k->m_cp);
8007 l_tcp = &l_cp->tcps[p_tile_no];
8008 l_tccp = &l_tcp->tccps[p_comp_no];
8010 /* preconditions again */
8011 assert(p_tile_no < l_cp->tw * l_cp->th);
8012 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8014 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8016 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8017 return 1 + l_num_bands;
8020 return 1 + 2*l_num_bands;
8024 OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8025 OPJ_UINT32 p_tile_no,
8026 OPJ_UINT32 p_comp_no,
8028 OPJ_UINT32 * p_header_size,
8029 struct opj_event_mgr * p_manager )
8031 OPJ_UINT32 l_header_size;
8032 OPJ_UINT32 l_band_no, l_num_bands;
8033 OPJ_UINT32 l_expn,l_mant;
8035 opj_cp_t *l_cp = 00;
8036 opj_tcp_t *l_tcp = 00;
8037 opj_tccp_t *l_tccp = 00;
8040 assert(p_j2k != 00);
8041 assert(p_header_size != 00);
8042 assert(p_manager != 00);
8043 assert(p_data != 00);
8045 l_cp = &(p_j2k->m_cp);
8046 l_tcp = &l_cp->tcps[p_tile_no];
8047 l_tccp = &l_tcp->tccps[p_comp_no];
8049 /* preconditions again */
8050 assert(p_tile_no < l_cp->tw * l_cp->th);
8051 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8053 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8055 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8056 l_header_size = 1 + l_num_bands;
8058 if (*p_header_size < l_header_size) {
8059 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8063 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8066 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8067 l_expn = l_tccp->stepsizes[l_band_no].expn;
8068 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8073 l_header_size = 1 + 2*l_num_bands;
8075 if (*p_header_size < l_header_size) {
8076 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8080 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8083 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8084 l_expn = l_tccp->stepsizes[l_band_no].expn;
8085 l_mant = l_tccp->stepsizes[l_band_no].mant;
8087 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
8092 *p_header_size = *p_header_size - l_header_size;
8097 OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
8098 OPJ_UINT32 p_comp_no,
8099 OPJ_BYTE* p_header_data,
8100 OPJ_UINT32 * p_header_size,
8101 opj_event_mgr_t * p_manager
8105 OPJ_UINT32 l_band_no;
8106 opj_cp_t *l_cp = 00;
8107 opj_tcp_t *l_tcp = 00;
8108 opj_tccp_t *l_tccp = 00;
8109 OPJ_BYTE * l_current_ptr = 00;
8110 OPJ_UINT32 l_tmp, l_num_band;
8113 assert(p_j2k != 00);
8114 assert(p_manager != 00);
8115 assert(p_header_data != 00);
8117 l_cp = &(p_j2k->m_cp);
8118 /* come from tile part header or main header ?*/
8119 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
8120 &l_cp->tcps[p_j2k->m_current_tile_number] :
8121 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8123 /* precondition again*/
8124 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8126 l_tccp = &l_tcp->tccps[p_comp_no];
8127 l_current_ptr = p_header_data;
8129 if (*p_header_size < 1) {
8130 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
8133 *p_header_size -= 1;
8135 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
8138 l_tccp->qntsty = l_tmp & 0x1f;
8139 l_tccp->numgbits = l_tmp >> 5;
8140 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8144 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
8146 (*p_header_size) / 2;
8148 if( l_num_band > OPJ_J2K_MAXBANDS ) {
8149 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
8150 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
8151 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
8152 /*return OPJ_FALSE;*/
8157 if (l_cp->correct) {
8159 /* if JPWL is on, we check whether there are too many subbands */
8160 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
8161 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
8162 "JPWL: bad number of subbands in Sqcx (%d)\n",
8165 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
8168 /* we try to correct */
8170 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
8171 "- setting number of bands to %d => HYPOTHESIS!!!\n",
8176 #endif /* USE_JPWL */
8178 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8179 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8180 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
8182 if (l_band_no < OPJ_J2K_MAXBANDS){
8183 l_tccp->stepsizes[l_band_no].expn = l_tmp>>3;
8184 l_tccp->stepsizes[l_band_no].mant = 0;
8187 *p_header_size = *p_header_size - l_num_band;
8190 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8191 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
8193 if (l_band_no < OPJ_J2K_MAXBANDS){
8194 l_tccp->stepsizes[l_band_no].expn = l_tmp >> 11;
8195 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
8198 *p_header_size = *p_header_size - 2*l_num_band;
8201 /* Add Antonin : if scalar_derived -> compute other stepsizes */
8202 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8203 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
8204 l_tccp->stepsizes[l_band_no].expn =
8205 ((l_tccp->stepsizes[0].expn) - ((l_band_no - 1) / 3) > 0) ?
8206 (l_tccp->stepsizes[0].expn) - ((l_band_no - 1) / 3) : 0;
8207 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
8214 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
8217 opj_cp_t *l_cp = NULL;
8218 opj_tcp_t *l_tcp = NULL;
8219 opj_tccp_t *l_ref_tccp = NULL;
8220 opj_tccp_t *l_copied_tccp = NULL;
8224 assert(p_j2k != 00);
8226 l_cp = &(p_j2k->m_cp);
8227 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
8228 &l_cp->tcps[p_j2k->m_current_tile_number] :
8229 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8231 l_ref_tccp = &l_tcp->tccps[0];
8232 l_copied_tccp = l_ref_tccp + 1;
8233 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
8235 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
8236 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
8237 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
8238 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
8243 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
8245 /* Check if the flag is compatible with j2k file*/
8246 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
8247 fprintf(out_stream, "Wrong flag\n");
8251 /* Dump the image_header */
8252 if (flag & OPJ_IMG_INFO){
8253 if (p_j2k->m_private_image)
8254 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
8257 /* Dump the codestream info from main header */
8258 if (flag & OPJ_J2K_MH_INFO){
8259 opj_j2k_dump_MH_info(p_j2k, out_stream);
8262 /* Dump the codestream info of the current tile */
8263 if (flag & OPJ_J2K_TH_INFO){
8267 /* Dump the codestream index from main header */
8268 if (flag & OPJ_J2K_MH_IND){
8269 opj_j2k_dump_MH_index(p_j2k, out_stream);
8272 /* Dump the codestream index of the current tile */
8273 if (flag & OPJ_J2K_TH_IND){
8279 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
8281 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
8282 OPJ_UINT32 it_marker, it_tile, it_tile_part;
8284 fprintf(out_stream, "Codestream index from main header: {\n");
8286 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
8287 "\t Main header end position=%" PRIi64 "\n",
8288 cstr_index->main_head_start, cstr_index->main_head_end);
8290 fprintf(out_stream, "\t Marker list: {\n");
8292 if (cstr_index->marker){
8293 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
8294 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8295 cstr_index->marker[it_marker].type,
8296 cstr_index->marker[it_marker].pos,
8297 cstr_index->marker[it_marker].len );
8301 fprintf(out_stream, "\t }\n");
8303 if (cstr_index->tile_index){
8305 /* Simple test to avoid to write empty information*/
8306 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
8307 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8308 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
8311 if (l_acc_nb_of_tile_part)
8313 fprintf(out_stream, "\t Tile index: {\n");
8315 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8316 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
8318 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
8320 if (cstr_index->tile_index[it_tile].tp_index){
8321 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
8322 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
8324 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
8325 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
8326 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
8330 if (cstr_index->tile_index[it_tile].marker){
8331 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
8332 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8333 cstr_index->tile_index[it_tile].marker[it_marker].type,
8334 cstr_index->tile_index[it_tile].marker[it_marker].pos,
8335 cstr_index->tile_index[it_tile].marker[it_marker].len );
8339 fprintf(out_stream,"\t }\n");
8343 fprintf(out_stream,"}\n");
8347 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
8349 opj_tcp_t * l_default_tile=NULL;
8351 fprintf(out_stream, "Codestream info from main header: {\n");
8353 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
8354 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
8355 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
8357 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8361 OPJ_INT32 numcomps = p_j2k->m_private_image->numcomps;
8363 fprintf(out_stream, "\t default tile {\n");
8364 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
8365 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
8366 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
8367 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
8369 for (compno = 0; compno < numcomps; compno++) {
8370 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8372 OPJ_INT32 bandno, numbands;
8375 fprintf(out_stream, "\t\t comp %d {\n", compno);
8376 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
8377 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
8378 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
8379 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
8380 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
8381 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
8383 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
8384 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
8385 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
8387 fprintf(out_stream, "\n");
8389 /* quantization style*/
8390 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
8391 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
8392 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
8393 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
8394 for (bandno = 0; bandno < numbands; bandno++) {
8395 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
8396 l_tccp->stepsizes[bandno].expn);
8398 fprintf(out_stream, "\n");
8401 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
8403 fprintf(out_stream, "\t\t }\n");
8404 } /*end of component of default tile*/
8405 fprintf(out_stream, "\t }\n"); /*end of default tile*/
8409 fprintf(out_stream, "}\n");
8413 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
8418 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
8422 fprintf(out_stream, "Image info {\n");
8423 tab[0] = '\t';tab[1] = '\0';
8426 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
8427 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
8428 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
8430 if (img_header->comps){
8432 for (compno = 0; compno < img_header->numcomps; compno++) {
8433 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
8434 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
8435 fprintf(out_stream,"%s}\n",tab);
8439 fprintf(out_stream, "}\n");
8442 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
8447 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
8450 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
8453 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
8454 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
8455 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
8458 fprintf(out_stream, "}\n");
8461 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
8464 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
8465 opj_tcp_t *l_default_tile;
8466 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
8470 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
8472 cstr_info->tx0 = p_j2k->m_cp.tx0;
8473 cstr_info->ty0 = p_j2k->m_cp.ty0;
8474 cstr_info->tdx = p_j2k->m_cp.tdx;
8475 cstr_info->tdy = p_j2k->m_cp.tdy;
8476 cstr_info->tw = p_j2k->m_cp.tw;
8477 cstr_info->th = p_j2k->m_cp.th;
8479 cstr_info->tile_info = NULL; /* Not fill from the main header*/
8481 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8483 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
8484 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
8485 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
8486 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
8488 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
8489 if (!cstr_info->m_default_tile_info.tccp_info)
8491 opj_destroy_cstr_info(&cstr_info);
8495 for (compno = 0; compno < numcomps; compno++) {
8496 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8497 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
8498 OPJ_INT32 bandno, numbands;
8501 l_tccp_info->csty = l_tccp->csty;
8502 l_tccp_info->numresolutions = l_tccp->numresolutions;
8503 l_tccp_info->cblkw = l_tccp->cblkw;
8504 l_tccp_info->cblkh = l_tccp->cblkh;
8505 l_tccp_info->cblksty = l_tccp->cblksty;
8506 l_tccp_info->qmfbid = l_tccp->qmfbid;
8507 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
8509 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
8510 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
8513 /* quantization style*/
8514 l_tccp_info->qntsty = l_tccp->qntsty;
8515 l_tccp_info->numgbits = l_tccp->numgbits;
8517 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
8518 if (numbands < OPJ_J2K_MAXBANDS) {
8519 for (bandno = 0; bandno < numbands; bandno++) {
8520 l_tccp_info->stepsizes_mant[bandno] = l_tccp->stepsizes[bandno].mant;
8521 l_tccp_info->stepsizes_expn[bandno] = l_tccp->stepsizes[bandno].expn;
8526 l_tccp_info->roishift = l_tccp->roishift;
8532 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
8534 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
8535 opj_calloc(1,sizeof(opj_codestream_index_t));
8539 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
8540 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
8541 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
8543 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
8544 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
8545 if (!l_cstr_index->marker){
8546 opj_free( l_cstr_index);
8550 if (p_j2k->cstr_index->marker)
8551 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
8553 opj_free(l_cstr_index->marker);
8554 l_cstr_index->marker = NULL;
8557 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
8558 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
8559 if (!l_cstr_index->tile_index){
8560 opj_free( l_cstr_index->marker);
8561 opj_free( l_cstr_index);
8565 if (!p_j2k->cstr_index->tile_index){
8566 opj_free(l_cstr_index->tile_index);
8567 l_cstr_index->tile_index = NULL;
8570 OPJ_UINT32 it_tile = 0;
8571 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
8574 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
8576 l_cstr_index->tile_index[it_tile].marker =
8577 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
8579 if (!l_cstr_index->tile_index[it_tile].marker) {
8580 OPJ_UINT32 it_tile_free;
8582 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
8583 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
8586 opj_free( l_cstr_index->tile_index);
8587 opj_free( l_cstr_index->marker);
8588 opj_free( l_cstr_index);
8592 if (p_j2k->cstr_index->tile_index[it_tile].marker)
8593 memcpy( l_cstr_index->tile_index[it_tile].marker,
8594 p_j2k->cstr_index->tile_index[it_tile].marker,
8595 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
8597 opj_free(l_cstr_index->tile_index[it_tile].marker);
8598 l_cstr_index->tile_index[it_tile].marker = NULL;
8601 /* Tile part index*/
8602 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
8604 l_cstr_index->tile_index[it_tile].tp_index =
8605 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
8607 if(!l_cstr_index->tile_index[it_tile].tp_index){
8608 OPJ_UINT32 it_tile_free;
8610 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
8611 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
8612 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
8615 opj_free( l_cstr_index->tile_index);
8616 opj_free( l_cstr_index->marker);
8617 opj_free( l_cstr_index);
8621 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
8622 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
8623 p_j2k->cstr_index->tile_index[it_tile].tp_index,
8624 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
8627 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
8628 l_cstr_index->tile_index[it_tile].tp_index = NULL;
8631 /* Packet index (NOT USED)*/
8632 l_cstr_index->tile_index[it_tile].nb_packet = 0;
8633 l_cstr_index->tile_index[it_tile].packet_index = NULL;
8638 return l_cstr_index;
8641 OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
8643 OPJ_UINT32 it_tile=0;
8645 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8646 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
8647 if (!p_j2k->cstr_index->tile_index)
8650 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
8651 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
8652 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
8653 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
8654 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
8655 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
8662 OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
8663 opj_stream_private_t *p_stream,
8664 opj_event_mgr_t * p_manager)
8666 OPJ_BOOL l_go_on = OPJ_TRUE;
8667 OPJ_UINT32 l_current_tile_no;
8668 OPJ_UINT32 l_data_size,l_max_data_size;
8669 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
8670 OPJ_UINT32 l_nb_comps;
8671 OPJ_BYTE * l_current_data;
8673 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
8674 if (! l_current_data) {
8675 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
8678 l_max_data_size = 1000;
8681 if (! opj_j2k_read_tile_header( p_j2k,
8684 &l_tile_x0, &l_tile_y0,
8685 &l_tile_x1, &l_tile_y1,
8690 opj_free(l_current_data);
8698 if (l_data_size > l_max_data_size) {
8699 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
8700 if (! l_new_current_data) {
8701 opj_free(l_current_data);
8702 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);
8705 l_current_data = l_new_current_data;
8706 l_max_data_size = l_data_size;
8709 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
8710 opj_free(l_current_data);
8713 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);
8715 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
8716 opj_free(l_current_data);
8719 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
8723 opj_free(l_current_data);
8729 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
8731 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
8734 assert(p_j2k != 00);
8736 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
8737 /* DEVELOPER CORNER, add your custom procedures */
8742 * Read and decode one tile.
8744 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
8745 opj_stream_private_t *p_stream,
8746 opj_event_mgr_t * p_manager)
8748 OPJ_BOOL l_go_on = OPJ_TRUE;
8749 OPJ_UINT32 l_current_tile_no;
8750 OPJ_UINT32 l_tile_no_to_dec;
8751 OPJ_UINT32 l_data_size,l_max_data_size;
8752 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
8753 OPJ_UINT32 l_nb_comps;
8754 OPJ_BYTE * l_current_data;
8756 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
8757 if (! l_current_data) {
8758 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
8761 l_max_data_size = 1000;
8763 /*Allocate and initialize some elements of codestrem index if not already done*/
8764 if( !p_j2k->cstr_index->tile_index)
8766 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
8767 opj_free(l_current_data);
8771 /* Move into the codestream to the first SOT used to decode the desired tile */
8772 l_tile_no_to_dec = p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
8773 if (p_j2k->cstr_index->tile_index)
8774 if(p_j2k->cstr_index->tile_index->tp_index)
8776 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
8777 /* the index for this tile has not been built,
8778 * so move to the last SOT read */
8779 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
8780 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
8785 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)) ) {
8786 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
8790 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
8791 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
8792 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8796 if (! opj_j2k_read_tile_header( p_j2k,
8799 &l_tile_x0, &l_tile_y0,
8800 &l_tile_x1, &l_tile_y1,
8805 opj_free(l_current_data);
8813 if (l_data_size > l_max_data_size) {
8814 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
8815 if (! l_new_current_data) {
8816 opj_free(l_current_data);
8817 l_current_data = NULL;
8818 /* TODO: LH: why tile numbering policy used in messages differs from
8819 the one used in opj_j2k_decode_tiles() ? */
8820 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);
8823 l_current_data = l_new_current_data;
8824 l_max_data_size = l_data_size;
8827 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
8828 opj_free(l_current_data);
8831 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);
8833 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
8834 opj_free(l_current_data);
8837 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
8839 if(l_current_tile_no == l_tile_no_to_dec)
8841 /* move into the codestream to the the first SOT (FIXME or not move?)*/
8842 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
8843 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
8849 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);
8854 opj_free(l_current_data);
8860 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
8862 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
8865 assert(p_j2k != 00);
8867 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
8868 /* DEVELOPER CORNER, add your custom procedures */
8872 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
8873 opj_stream_private_t * p_stream,
8874 opj_image_t * p_image,
8875 opj_event_mgr_t * p_manager)
8882 p_j2k->m_output_image = opj_image_create0();
8883 if (! (p_j2k->m_output_image)) {
8886 opj_copy_image_header(p_image, p_j2k->m_output_image);
8888 /* customization of the decoding */
8889 opj_j2k_setup_decoding(p_j2k);
8891 /* Decode the codestream */
8892 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
8893 opj_image_destroy(p_j2k->m_private_image);
8894 p_j2k->m_private_image = NULL;
8898 /* Move data and copy one information from codec to output image*/
8899 for (compno = 0; compno < p_image->numcomps; compno++) {
8900 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
8901 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
8902 p_j2k->m_output_image->comps[compno].data = NULL;
8908 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
8909 opj_stream_private_t *p_stream,
8910 opj_image_t* p_image,
8911 opj_event_mgr_t * p_manager,
8912 OPJ_UINT32 tile_index )
8915 OPJ_UINT32 l_tile_x, l_tile_y;
8916 opj_image_comp_t* l_img_comp;
8919 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
8923 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
8924 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);
8928 /* Compute the dimension of the desired tile*/
8929 l_tile_x = tile_index % p_j2k->m_cp.tw;
8930 l_tile_y = tile_index / p_j2k->m_cp.tw;
8932 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
8933 if (p_image->x0 < p_j2k->m_private_image->x0)
8934 p_image->x0 = p_j2k->m_private_image->x0;
8935 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
8936 if (p_image->x1 > p_j2k->m_private_image->x1)
8937 p_image->x1 = p_j2k->m_private_image->x1;
8939 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
8940 if (p_image->y0 < p_j2k->m_private_image->y0)
8941 p_image->y0 = p_j2k->m_private_image->y0;
8942 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
8943 if (p_image->y1 > p_j2k->m_private_image->y1)
8944 p_image->y1 = p_j2k->m_private_image->y1;
8946 l_img_comp = p_image->comps;
8947 for (compno=0; compno < p_image->numcomps; ++compno)
8949 OPJ_INT32 l_comp_x1, l_comp_y1;
8951 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
8953 l_img_comp->x0 = opj_int_ceildiv(p_image->x0, l_img_comp->dx);
8954 l_img_comp->y0 = opj_int_ceildiv(p_image->y0, l_img_comp->dy);
8955 l_comp_x1 = opj_int_ceildiv(p_image->x1, l_img_comp->dx);
8956 l_comp_y1 = opj_int_ceildiv(p_image->y1, l_img_comp->dy);
8958 l_img_comp->w = opj_int_ceildivpow2(l_comp_x1, l_img_comp->factor) - opj_int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
8959 l_img_comp->h = opj_int_ceildivpow2(l_comp_y1, l_img_comp->factor) - opj_int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
8964 /* Destroy the previous output image*/
8965 if (p_j2k->m_output_image)
8966 opj_image_destroy(p_j2k->m_output_image);
8968 /* Create the ouput image from the information previously computed*/
8969 p_j2k->m_output_image = opj_image_create0();
8970 if (! (p_j2k->m_output_image)) {
8973 opj_copy_image_header(p_image, p_j2k->m_output_image);
8975 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = tile_index;
8977 /* customization of the decoding */
8978 opj_j2k_setup_decoding_tile(p_j2k);
8980 /* Decode the codestream */
8981 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
8982 opj_image_destroy(p_j2k->m_private_image);
8983 p_j2k->m_private_image = NULL;
8987 /* Move data and copy one information from codec to output image*/
8988 for (compno = 0; compno < p_image->numcomps; compno++) {
8989 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
8991 if (p_image->comps[compno].data)
8992 opj_free(p_image->comps[compno].data);
8994 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
8996 p_j2k->m_output_image->comps[compno].data = NULL;
9002 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
9003 OPJ_UINT32 res_factor,
9004 opj_event_mgr_t * p_manager)
9008 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
9010 if (p_j2k->m_private_image) {
9011 if (p_j2k->m_private_image->comps) {
9012 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
9013 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
9014 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
9015 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
9016 if ( res_factor >= max_res){
9017 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9020 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9031 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
9032 opj_stream_private_t *p_stream,
9033 opj_event_mgr_t * p_manager )
9036 OPJ_UINT32 l_nb_tiles;
9037 OPJ_UINT32 l_max_tile_size, l_current_tile_size;
9038 OPJ_BYTE * l_current_data;
9041 assert(p_j2k != 00);
9042 assert(p_stream != 00);
9043 assert(p_manager != 00);
9045 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9046 if (! l_current_data) {
9047 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9050 l_max_tile_size = 1000;
9052 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9053 for (i=0;i<l_nb_tiles;++i) {
9054 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
9055 opj_free(l_current_data);
9059 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
9060 if (l_current_tile_size > l_max_tile_size) {
9061 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
9062 if (! l_new_current_data) {
9063 opj_free(l_current_data);
9064 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9067 l_current_data = l_new_current_data;
9068 l_max_tile_size = l_current_tile_size;
9071 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
9073 if (! opj_j2k_post_write_tile (p_j2k,l_current_data,l_current_tile_size,p_stream,p_manager)) {
9078 opj_free(l_current_data);
9082 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
9083 opj_stream_private_t *p_stream,
9084 opj_event_mgr_t * p_manager)
9086 /* customization of the encoding */
9087 opj_j2k_setup_end_compress(p_j2k);
9089 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
9097 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
9098 opj_stream_private_t *p_stream,
9099 opj_image_t * p_image,
9100 opj_event_mgr_t * p_manager)
9103 assert(p_j2k != 00);
9104 assert(p_stream != 00);
9105 assert(p_manager != 00);
9107 p_j2k->m_private_image = opj_image_create0();
9108 opj_copy_image_header(p_image, p_j2k->m_private_image);
9110 /* TODO_MSD: Find a better way */
9111 if (p_image->comps) {
9113 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
9114 if (p_image->comps[it_comp].data) {
9115 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
9116 p_image->comps[it_comp].data = NULL;
9122 /* customization of the validation */
9123 opj_j2k_setup_encoding_validation (p_j2k);
9125 /* validation of the parameters codec */
9126 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
9130 /* customization of the encoding */
9131 opj_j2k_setup_header_writing(p_j2k);
9134 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9141 OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
9142 OPJ_UINT32 p_tile_index,
9143 opj_stream_private_t *p_stream,
9144 opj_event_mgr_t * p_manager )
9147 if (p_tile_index != p_j2k->m_current_tile_number) {
9148 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
9152 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);
9154 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
9155 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
9156 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9158 /* initialisation before tile encoding */
9159 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
9166 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
9168 OPJ_UINT32 i,j,k = 0;
9169 OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
9170 opj_image_comp_t * l_img_comp = 00;
9171 opj_tcd_tilecomp_t * l_tilec = 00;
9172 opj_image_t * l_image = 00;
9173 OPJ_UINT32 l_size_comp, l_remaining;
9174 OPJ_INT32 * l_src_ptr;
9175 l_tilec = p_tcd->tcd_image->tiles->comps;
9176 l_image = p_tcd->image;
9177 l_img_comp = l_image->comps;
9179 for (i=0;i<p_tcd->image->numcomps;++i) {
9180 l_size_comp = l_img_comp->prec >> 3; /* (/8) */
9181 l_remaining = l_img_comp->prec & 7; /* (%8) */
9186 if (l_size_comp == 3) {
9190 l_width = (l_tilec->x1 - l_tilec->x0);
9191 l_height = (l_tilec->y1 - l_tilec->y0);
9192 l_offset_x = opj_int_ceildiv(l_image->x0, l_img_comp->dx);
9193 l_offset_y = opj_int_ceildiv(l_image->y0, l_img_comp->dy);
9194 l_image_width = opj_int_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
9195 l_stride = l_image_width - l_width;
9196 l_src_ptr = l_img_comp->data + (l_tilec->x0 - l_offset_x) + (l_tilec->y0 - l_offset_y) * l_image_width;
9198 switch (l_size_comp) {
9201 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
9202 if (l_img_comp->sgnd) {
9203 for (j=0;j<l_height;++j) {
9204 for (k=0;k<l_width;++k) {
9205 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
9209 l_src_ptr += l_stride;
9213 for (j=0;j<l_height;++j) {
9214 for (k=0;k<l_width;++k) {
9215 *(l_dest_ptr) = (*l_src_ptr)&0xff;
9219 l_src_ptr += l_stride;
9223 p_data = (OPJ_BYTE*) l_dest_ptr;
9228 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
9229 if (l_img_comp->sgnd) {
9230 for (j=0;j<l_height;++j) {
9231 for (k=0;k<l_width;++k) {
9232 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
9234 l_src_ptr += l_stride;
9238 for (j=0;j<l_height;++j) {
9239 for (k=0;k<l_width;++k) {
9240 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
9242 l_src_ptr += l_stride;
9246 p_data = (OPJ_BYTE*) l_dest_ptr;
9251 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
9252 for (j=0;j<l_height;++j) {
9253 for (k=0;k<l_width;++k) {
9254 *(l_dest_ptr++) = *(l_src_ptr++);
9256 l_src_ptr += l_stride;
9259 p_data = (OPJ_BYTE*) l_dest_ptr;
9269 OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
9271 OPJ_UINT32 p_data_size,
9272 opj_stream_private_t *p_stream,
9273 opj_event_mgr_t * p_manager )
9275 opj_tcd_t * l_tcd = 00;
9276 OPJ_UINT32 l_nb_bytes_written;
9277 OPJ_BYTE * l_current_data = 00;
9278 OPJ_UINT32 l_tile_size = 0;
9279 OPJ_UINT32 l_available_data;
9282 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9284 l_tcd = p_j2k->m_tcd;
9286 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
9287 l_available_data = l_tile_size;
9288 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
9290 if (! opj_tcd_copy_tile_data(l_tcd,p_data,p_data_size)) {
9291 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
9295 l_nb_bytes_written = 0;
9296 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9299 l_current_data += l_nb_bytes_written;
9300 l_available_data -= l_nb_bytes_written;
9302 l_nb_bytes_written = 0;
9303 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9307 l_available_data -= l_nb_bytes_written;
9308 l_nb_bytes_written = l_tile_size - l_available_data;
9310 if ( opj_stream_write_data( p_stream,
9311 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
9312 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
9316 ++p_j2k->m_current_tile_number;
9321 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
9324 assert(p_j2k != 00);
9326 /* DEVELOPER CORNER, insert your custom procedures */
9327 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
9329 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9330 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
9333 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
9334 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
9335 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
9338 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
9341 assert(p_j2k != 00);
9343 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
9344 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
9346 /* DEVELOPER CORNER, add your custom validation procedure */
9347 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
9350 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
9353 assert(p_j2k != 00);
9355 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
9356 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
9357 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
9358 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
9359 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
9361 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9362 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_image_components );
9363 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
9365 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == OPJ_CINEMA4K_24) {
9366 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
9370 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
9372 if (p_j2k->m_cp.comment != 00) {
9373 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
9376 /* DEVELOPER CORNER, insert your custom procedures */
9377 if (p_j2k->m_cp.rsiz & OPJ_MCT) {
9378 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
9380 /* End of Developer Corner */
9382 if (p_j2k->cstr_index) {
9383 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
9386 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
9387 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
9390 OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
9392 OPJ_UINT32 * p_data_written,
9393 OPJ_UINT32 p_total_data_size,
9394 opj_stream_private_t *p_stream,
9395 struct opj_event_mgr * p_manager )
9398 OPJ_UINT32 l_nb_bytes_written = 0;
9399 OPJ_UINT32 l_current_nb_bytes_written;
9400 OPJ_BYTE * l_begin_data = 00;
9402 opj_tcd_t * l_tcd = 00;
9403 opj_cp_t * l_cp = 00;
9405 l_tcd = p_j2k->m_tcd;
9406 l_cp = &(p_j2k->m_cp);
9408 l_tcd->cur_pino = 0;
9410 /*Get number of tile parts*/
9411 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9416 l_current_nb_bytes_written = 0;
9417 l_begin_data = p_data;
9418 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
9423 l_nb_bytes_written += l_current_nb_bytes_written;
9424 p_data += l_current_nb_bytes_written;
9425 p_total_data_size -= l_current_nb_bytes_written;
9427 if (l_cp->m_specific_param.m_enc.m_cinema == 0) {
9428 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
9429 l_current_nb_bytes_written = 0;
9430 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9431 l_nb_bytes_written += l_current_nb_bytes_written;
9432 p_data += l_current_nb_bytes_written;
9433 p_total_data_size -= l_current_nb_bytes_written;
9435 l_current_nb_bytes_written = 0;
9436 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9437 l_nb_bytes_written += l_current_nb_bytes_written;
9438 p_data += l_current_nb_bytes_written;
9439 p_total_data_size -= l_current_nb_bytes_written;
9442 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
9443 l_current_nb_bytes_written = 0;
9444 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
9445 l_nb_bytes_written += l_current_nb_bytes_written;
9446 p_data += l_current_nb_bytes_written;
9447 p_total_data_size -= l_current_nb_bytes_written;
9451 l_current_nb_bytes_written = 0;
9452 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9456 l_nb_bytes_written += l_current_nb_bytes_written;
9457 * p_data_written = l_nb_bytes_written;
9459 /* Writing Psot in SOT marker */
9460 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
9462 if (l_cp->m_specific_param.m_enc.m_cinema){
9463 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
9469 OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
9471 OPJ_UINT32 * p_data_written,
9472 OPJ_UINT32 p_total_data_size,
9473 opj_stream_private_t *p_stream,
9474 struct opj_event_mgr * p_manager
9477 OPJ_UINT32 tilepartno=0;
9478 OPJ_UINT32 l_nb_bytes_written = 0;
9479 OPJ_UINT32 l_current_nb_bytes_written;
9480 OPJ_UINT32 l_part_tile_size;
9481 OPJ_UINT32 tot_num_tp;
9484 OPJ_BYTE * l_begin_data;
9485 opj_tcp_t *l_tcp = 00;
9486 opj_tcd_t * l_tcd = 00;
9487 opj_cp_t * l_cp = 00;
9489 l_tcd = p_j2k->m_tcd;
9490 l_cp = &(p_j2k->m_cp);
9491 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
9493 /*Get number of tile parts*/
9494 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
9496 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
9497 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9498 l_current_nb_bytes_written = 0;
9499 l_part_tile_size = 0;
9500 l_begin_data = p_data;
9502 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9506 l_nb_bytes_written += l_current_nb_bytes_written;
9507 p_data += l_current_nb_bytes_written;
9508 p_total_data_size -= l_current_nb_bytes_written;
9509 l_part_tile_size += l_nb_bytes_written;
9511 l_current_nb_bytes_written = 0;
9512 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9516 p_data += l_current_nb_bytes_written;
9517 l_nb_bytes_written += l_current_nb_bytes_written;
9518 p_total_data_size -= l_current_nb_bytes_written;
9519 l_part_tile_size += l_nb_bytes_written;
9521 /* Writing Psot in SOT marker */
9522 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9524 if (l_cp->m_specific_param.m_enc.m_cinema) {
9525 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9528 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9531 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
9532 l_tcd->cur_pino = pino;
9534 /*Get number of tile parts*/
9535 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
9536 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
9537 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9538 l_current_nb_bytes_written = 0;
9539 l_part_tile_size = 0;
9540 l_begin_data = p_data;
9542 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9546 l_nb_bytes_written += l_current_nb_bytes_written;
9547 p_data += l_current_nb_bytes_written;
9548 p_total_data_size -= l_current_nb_bytes_written;
9549 l_part_tile_size += l_current_nb_bytes_written;
9551 l_current_nb_bytes_written = 0;
9553 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9557 l_nb_bytes_written += l_current_nb_bytes_written;
9558 p_data += l_current_nb_bytes_written;
9559 p_total_data_size -= l_current_nb_bytes_written;
9560 l_part_tile_size += l_current_nb_bytes_written;
9562 /* Writing Psot in SOT marker */
9563 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9565 if (l_cp->m_specific_param.m_enc.m_cinema) {
9566 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9569 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9573 *p_data_written = l_nb_bytes_written;
9578 OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
9579 struct opj_stream_private *p_stream,
9580 struct opj_event_mgr * p_manager )
9582 OPJ_UINT32 l_tlm_size;
9583 OPJ_OFF_T l_tlm_position, l_current_position;
9586 assert(p_j2k != 00);
9587 assert(p_manager != 00);
9588 assert(p_stream != 00);
9590 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
9591 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
9592 l_current_position = opj_stream_tell(p_stream);
9594 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
9598 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) {
9602 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
9609 OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
9610 struct opj_stream_private *p_stream,
9611 struct opj_event_mgr * p_manager )
9614 assert(p_j2k != 00);
9615 assert(p_manager != 00);
9616 assert(p_stream != 00);
9618 opj_tcd_destroy(p_j2k->m_tcd);
9621 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
9622 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
9623 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
9624 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
9627 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
9628 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9629 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
9632 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
9638 * Destroys the memory associated with the decoding of headers.
9640 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
9641 opj_stream_private_t *p_stream,
9642 opj_event_mgr_t * p_manager
9646 assert(p_j2k != 00);
9647 assert(p_stream != 00);
9648 assert(p_manager != 00);
9650 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
9651 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
9652 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
9655 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
9660 OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
9661 struct opj_stream_private *p_stream,
9662 struct opj_event_mgr * p_manager )
9664 opj_codestream_info_t * l_cstr_info = 00;
9667 assert(p_j2k != 00);
9668 assert(p_manager != 00);
9669 assert(p_stream != 00);
9672 /* TODO mergeV2: check this part which use cstr_info */
9673 /*l_cstr_info = p_j2k->cstr_info;
9677 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));
9679 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
9680 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
9682 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
9684 l_cstr_info->tw = p_j2k->m_cp.tw;
9685 l_cstr_info->th = p_j2k->m_cp.th;
9687 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
9688 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
9689 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
9690 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
9692 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
9694 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
9696 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
9698 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
9699 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
9702 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
9704 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
9706 /*l_cstr_info->maxmarknum = 100;
9707 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
9708 l_cstr_info->marknum = 0;
9711 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);
9715 * Creates a tile-coder decoder.
9717 * @param p_stream the stream to write data to.
9718 * @param p_j2k J2K codec.
9719 * @param p_manager the user event manager.
9721 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
9722 opj_stream_private_t *p_stream,
9723 opj_event_mgr_t * p_manager
9727 assert(p_j2k != 00);
9728 assert(p_manager != 00);
9729 assert(p_stream != 00);
9731 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
9733 if (! p_j2k->m_tcd) {
9734 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
9738 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
9739 opj_tcd_destroy(p_j2k->m_tcd);
9747 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
9748 OPJ_UINT32 p_tile_index,
9750 OPJ_UINT32 p_data_size,
9751 opj_stream_private_t *p_stream,
9752 opj_event_mgr_t * p_manager )
9754 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
9755 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
9759 if (! opj_j2k_post_write_tile(p_j2k,p_data,p_data_size,p_stream,p_manager)) {
9760 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);