2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
7 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8 * Copyright (c) 2002-2014, Professor Benoit Macq
9 * Copyright (c) 2001-2003, David Janssens
10 * Copyright (c) 2002-2003, Yannick Verschueren
11 * Copyright (c) 2003-2007, Francois-Olivier Devaux
12 * Copyright (c) 2003-2014, Antonin Descampe
13 * Copyright (c) 2005, Herve Drolon, FreeImage Team
14 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
15 * Copyright (c) 2006-2007, Parvatha Elangovan
16 * Copyright (c) 2010-2011, Kaori Hagihara
17 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
18 * Copyright (c) 2012, CS Systemes d'Information, France
19 * All rights reserved.
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22 * modification, are permitted provided that the following conditions
24 * 1. Redistributions of source code must retain the above copyright
25 * notice, this list of conditions and the following disclaimer.
26 * 2. Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
31 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
34 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
35 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
36 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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39 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
40 * POSSIBILITY OF SUCH DAMAGE.
43 #include "opj_includes.h"
45 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
48 /** @name Local static functions */
52 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
54 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k);
57 * The read header procedure.
59 static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
60 opj_stream_private_t *p_stream,
61 opj_event_mgr_t * p_manager);
64 * The default encoding validation procedure without any extension.
66 * @param p_j2k the jpeg2000 codec to validate.
67 * @param p_stream the input stream to validate.
68 * @param p_manager the user event manager.
70 * @return true if the parameters are correct.
72 static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
73 opj_stream_private_t *p_stream,
74 opj_event_mgr_t * p_manager );
77 * The default decoding validation procedure without any extension.
79 * @param p_j2k the jpeg2000 codec to validate.
80 * @param p_stream the input stream to validate.
81 * @param p_manager the user event manager.
83 * @return true if the parameters are correct.
85 static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t * p_j2k,
86 opj_stream_private_t *p_stream,
87 opj_event_mgr_t * p_manager );
90 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
91 * are valid. Developpers wanting to extend the library can add their own validation procedures.
93 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k);
96 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
97 * are valid. Developpers wanting to extend the library can add their own validation procedures.
99 static void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k);
102 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
103 * are valid. Developpers wanting to extend the library can add their own validation procedures.
105 static void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k);
108 * The mct encoding validation procedure.
110 * @param p_j2k the jpeg2000 codec to validate.
111 * @param p_stream the input stream to validate.
112 * @param p_manager the user event manager.
114 * @return true if the parameters are correct.
116 static OPJ_BOOL opj_j2k_mct_validation (opj_j2k_t * p_j2k,
117 opj_stream_private_t *p_stream,
118 opj_event_mgr_t * p_manager );
121 * Builds the tcd decoder to use to decode tile.
123 static OPJ_BOOL opj_j2k_build_decoder ( opj_j2k_t * p_j2k,
124 opj_stream_private_t *p_stream,
125 opj_event_mgr_t * p_manager );
127 * Builds the tcd encoder to use to encode tile.
129 static OPJ_BOOL opj_j2k_build_encoder ( opj_j2k_t * p_j2k,
130 opj_stream_private_t *p_stream,
131 opj_event_mgr_t * p_manager );
134 * Creates a tile-coder decoder.
136 * @param p_stream the stream to write data to.
137 * @param p_j2k J2K codec.
138 * @param p_manager the user event manager.
140 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
141 opj_stream_private_t *p_stream,
142 opj_event_mgr_t * p_manager );
145 * Excutes the given procedures on the given codec.
147 * @param p_procedure_list the list of procedures to execute
148 * @param p_j2k the jpeg2000 codec to execute the procedures on.
149 * @param p_stream the stream to execute the procedures on.
150 * @param p_manager the user manager.
152 * @return true if all the procedures were successfully executed.
154 static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
155 opj_procedure_list_t * p_procedure_list,
156 opj_stream_private_t *p_stream,
157 opj_event_mgr_t * p_manager);
160 * Updates the rates of the tcp.
162 * @param p_stream the stream to write data to.
163 * @param p_j2k J2K codec.
164 * @param p_manager the user event manager.
166 static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
167 opj_stream_private_t *p_stream,
168 opj_event_mgr_t * p_manager );
171 * Copies the decoding tile parameters onto all the tile parameters.
172 * Creates also the tile decoder.
174 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
175 opj_stream_private_t *p_stream,
176 opj_event_mgr_t * p_manager );
179 * Destroys the memory associated with the decoding of headers.
181 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
182 opj_stream_private_t *p_stream,
183 opj_event_mgr_t * p_manager );
186 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
187 * with the marker value.
188 * @param p_id Marker value to look up
190 * @return the handler associated with the id.
192 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id);
195 * Destroys a tile coding parameter structure.
197 * @param p_tcp the tile coding parameter to destroy.
199 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp);
202 * Destroys the data inside a tile coding parameter structure.
204 * @param p_tcp the tile coding parameter which contain data to destroy.
206 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp);
209 * Destroys a coding parameter structure.
211 * @param p_cp the coding parameter to destroy.
213 static void opj_j2k_cp_destroy (opj_cp_t *p_cp);
216 * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
218 * @param p_j2k J2K codec.
219 * @param p_tile_no Tile number
220 * @param p_first_comp_no The 1st component number to compare.
221 * @param p_second_comp_no The 1st component number to compare.
223 * @return OPJ_TRUE if SPCdod are equals.
225 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k, OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
228 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
230 * @param p_j2k J2K codec.
231 * @param p_tile_no FIXME DOC
232 * @param p_comp_no the component number to output.
233 * @param p_data FIXME DOC
234 * @param p_header_size FIXME DOC
235 * @param p_manager the user event manager.
239 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
240 OPJ_UINT32 p_tile_no,
241 OPJ_UINT32 p_comp_no,
243 OPJ_UINT32 * p_header_size,
244 opj_event_mgr_t * p_manager );
247 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
249 * @param p_j2k the J2K codec.
250 * @param p_tile_no the tile index.
251 * @param p_comp_no the component being outputted.
253 * @return the number of bytes taken by the SPCod element.
255 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k,
256 OPJ_UINT32 p_tile_no,
257 OPJ_UINT32 p_comp_no );
260 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
261 * @param p_j2k the jpeg2000 codec.
262 * @param compno FIXME DOC
263 * @param p_header_data the data contained in the COM box.
264 * @param p_header_size the size of the data contained in the COM marker.
265 * @param p_manager the user event manager.
267 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
269 OPJ_BYTE * p_header_data,
270 OPJ_UINT32 * p_header_size,
271 opj_event_mgr_t * p_manager );
274 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
276 * @param p_tile_no the tile index.
277 * @param p_comp_no the component being outputted.
278 * @param p_j2k the J2K codec.
280 * @return the number of bytes taken by the SPCod element.
282 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
283 OPJ_UINT32 p_tile_no,
284 OPJ_UINT32 p_comp_no );
287 * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
289 * @param p_j2k J2K codec.
290 * @param p_tile_no the tile to output.
291 * @param p_first_comp_no the first component number to compare.
292 * @param p_second_comp_no the second component number to compare.
294 * @return OPJ_TRUE if equals.
296 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k, OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
300 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
302 * @param p_tile_no the tile to output.
303 * @param p_comp_no the component number to output.
304 * @param p_data the data buffer.
305 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
306 * @param p_j2k J2K codec.
307 * @param p_manager the user event manager.
310 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
311 OPJ_UINT32 p_tile_no,
312 OPJ_UINT32 p_comp_no,
314 OPJ_UINT32 * p_header_size,
315 opj_event_mgr_t * p_manager);
318 * Updates the Tile Length Marker.
320 static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
323 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
325 * @param p_j2k J2K codec.
326 * @param compno the component number to output.
327 * @param p_header_data the data buffer.
328 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
329 * @param p_manager the user event manager.
332 static OPJ_BOOL opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k,
334 OPJ_BYTE * p_header_data,
335 OPJ_UINT32 * p_header_size,
336 opj_event_mgr_t * p_manager );
339 * Copies the tile component parameters of all the component from the first tile component.
341 * @param p_j2k the J2k codec.
343 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k );
346 * Copies the tile quantization parameters of all the component from the first tile component.
348 * @param p_j2k the J2k codec.
350 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k );
355 static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
356 opj_stream_private_t *p_stream,
357 opj_event_mgr_t * p_manager);
359 static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
360 OPJ_UINT32 p_tile_index,
361 opj_stream_private_t *p_stream,
362 opj_event_mgr_t * p_manager );
364 static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image);
366 static void opj_get_tile_dimensions(opj_image_t * l_image,
367 opj_tcd_tilecomp_t * l_tilec,
368 opj_image_comp_t * l_img_comp,
369 OPJ_UINT32* l_size_comp,
371 OPJ_UINT32* l_height,
372 OPJ_UINT32* l_offset_x,
373 OPJ_UINT32* l_offset_y,
374 OPJ_UINT32* l_image_width,
375 OPJ_UINT32* l_stride,
376 OPJ_UINT32* l_tile_offset);
378 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
380 static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
381 opj_stream_private_t *p_stream,
382 opj_event_mgr_t * p_manager );
385 * Sets up the procedures to do on writing header.
386 * Developers wanting to extend the library can add their own writing procedures.
388 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
390 static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
392 OPJ_UINT32 * p_data_written,
393 OPJ_UINT32 p_total_data_size,
394 opj_stream_private_t *p_stream,
395 struct opj_event_mgr * p_manager );
397 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
399 OPJ_UINT32 * p_data_written,
400 OPJ_UINT32 p_total_data_size,
401 opj_stream_private_t *p_stream,
402 struct opj_event_mgr * p_manager );
405 * Gets the offset of the header.
407 * @param p_stream the stream to write data to.
408 * @param p_j2k J2K codec.
409 * @param p_manager the user event manager.
411 static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k,
412 opj_stream_private_t *p_stream,
413 opj_event_mgr_t * p_manager );
415 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
418 * -----------------------------------------------------------------------
419 * -----------------------------------------------------------------------
420 * -----------------------------------------------------------------------
424 * Writes the SOC marker (Start Of Codestream)
426 * @param p_stream the stream to write data to.
427 * @param p_j2k J2K codec.
428 * @param p_manager the user event manager.
430 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
431 opj_stream_private_t *p_stream,
432 opj_event_mgr_t * p_manager );
435 * Reads a SOC marker (Start of Codestream)
436 * @param p_j2k the jpeg2000 file codec.
437 * @param p_stream XXX needs data
438 * @param p_manager the user event manager.
440 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
441 opj_stream_private_t *p_stream,
442 opj_event_mgr_t * p_manager );
445 * Writes the SIZ marker (image and tile size)
447 * @param p_j2k J2K codec.
448 * @param p_stream the stream to write data to.
449 * @param p_manager the user event manager.
451 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
452 opj_stream_private_t *p_stream,
453 opj_event_mgr_t * p_manager );
456 * Reads a SIZ marker (image and tile size)
457 * @param p_j2k the jpeg2000 file codec.
458 * @param p_header_data the data contained in the SIZ box.
459 * @param p_header_size the size of the data contained in the SIZ marker.
460 * @param p_manager the user event manager.
462 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
463 OPJ_BYTE * p_header_data,
464 OPJ_UINT32 p_header_size,
465 opj_event_mgr_t * p_manager);
468 * Writes the COM marker (comment)
470 * @param p_stream the stream to write data to.
471 * @param p_j2k J2K codec.
472 * @param p_manager the user event manager.
474 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
475 opj_stream_private_t *p_stream,
476 opj_event_mgr_t * p_manager );
479 * Reads a COM marker (comments)
480 * @param p_j2k the jpeg2000 file codec.
481 * @param p_header_data the data contained in the COM box.
482 * @param p_header_size the size of the data contained in the COM marker.
483 * @param p_manager the user event manager.
485 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
486 OPJ_BYTE * p_header_data,
487 OPJ_UINT32 p_header_size,
488 opj_event_mgr_t * p_manager );
490 * Writes the COD marker (Coding style default)
492 * @param p_stream the stream to write data to.
493 * @param p_j2k J2K codec.
494 * @param p_manager the user event manager.
496 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
497 opj_stream_private_t *p_stream,
498 opj_event_mgr_t * p_manager );
501 * Reads a COD marker (Coding Styke defaults)
502 * @param p_header_data the data contained in the COD box.
503 * @param p_j2k the jpeg2000 codec.
504 * @param p_header_size the size of the data contained in the COD marker.
505 * @param p_manager the user event manager.
507 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
508 OPJ_BYTE * p_header_data,
509 OPJ_UINT32 p_header_size,
510 opj_event_mgr_t * p_manager);
513 * Compares 2 COC markers (Coding style component)
515 * @param p_j2k J2K codec.
516 * @param p_first_comp_no the index of the first component to compare.
517 * @param p_second_comp_no the index of the second component to compare.
519 * @return OPJ_TRUE if equals
521 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
524 * Writes the COC marker (Coding style component)
526 * @param p_j2k J2K codec.
527 * @param p_comp_no the index of the component to output.
528 * @param p_stream the stream to write data to.
529 * @param p_manager the user event manager.
531 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
532 OPJ_UINT32 p_comp_no,
533 opj_stream_private_t *p_stream,
534 opj_event_mgr_t * p_manager );
537 * Writes the COC marker (Coding style component)
539 * @param p_j2k J2K codec.
540 * @param p_comp_no the index of the component to output.
541 * @param p_data FIXME DOC
542 * @param p_data_written FIXME DOC
543 * @param p_manager the user event manager.
545 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
546 OPJ_UINT32 p_comp_no,
548 OPJ_UINT32 * p_data_written,
549 opj_event_mgr_t * p_manager );
552 * Gets the maximum size taken by a coc.
554 * @param p_j2k the jpeg2000 codec to use.
556 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
559 * Reads a COC marker (Coding Style Component)
560 * @param p_header_data the data contained in the COC box.
561 * @param p_j2k the jpeg2000 codec.
562 * @param p_header_size the size of the data contained in the COC marker.
563 * @param p_manager the user event manager.
565 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
566 OPJ_BYTE * p_header_data,
567 OPJ_UINT32 p_header_size,
568 opj_event_mgr_t * p_manager );
571 * Writes the QCD marker (quantization default)
573 * @param p_j2k J2K codec.
574 * @param p_stream the stream to write data to.
575 * @param p_manager the user event manager.
577 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
578 opj_stream_private_t *p_stream,
579 opj_event_mgr_t * p_manager );
582 * Reads a QCD marker (Quantization defaults)
583 * @param p_header_data the data contained in the QCD box.
584 * @param p_j2k the jpeg2000 codec.
585 * @param p_header_size the size of the data contained in the QCD marker.
586 * @param p_manager the user event manager.
588 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
589 OPJ_BYTE * p_header_data,
590 OPJ_UINT32 p_header_size,
591 opj_event_mgr_t * p_manager );
594 * Compare QCC markers (quantization component)
596 * @param p_j2k J2K codec.
597 * @param p_first_comp_no the index of the first component to compare.
598 * @param p_second_comp_no the index of the second component to compare.
600 * @return OPJ_TRUE if equals.
602 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
605 * Writes the QCC marker (quantization component)
607 * @param p_comp_no the index of the component to output.
608 * @param p_stream the stream to write data to.
609 * @param p_j2k J2K codec.
610 * @param p_manager the user event manager.
612 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
613 OPJ_UINT32 p_comp_no,
614 opj_stream_private_t *p_stream,
615 opj_event_mgr_t * p_manager );
618 * Writes the QCC marker (quantization component)
620 * @param p_j2k J2K codec.
621 * @param p_comp_no the index of the component to output.
622 * @param p_data FIXME DOC
623 * @param p_data_written the stream to write data to.
624 * @param p_manager the user event manager.
626 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
627 OPJ_UINT32 p_comp_no,
629 OPJ_UINT32 * p_data_written,
630 opj_event_mgr_t * p_manager );
633 * Gets the maximum size taken by a qcc.
635 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
638 * Reads a QCC marker (Quantization component)
639 * @param p_header_data the data contained in the QCC box.
640 * @param p_j2k the jpeg2000 codec.
641 * @param p_header_size the size of the data contained in the QCC marker.
642 * @param p_manager the user event manager.
644 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
645 OPJ_BYTE * p_header_data,
646 OPJ_UINT32 p_header_size,
647 opj_event_mgr_t * p_manager);
649 * Writes the POC marker (Progression Order Change)
651 * @param p_stream the stream to write data to.
652 * @param p_j2k J2K codec.
653 * @param p_manager the user event manager.
655 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
656 opj_stream_private_t *p_stream,
657 opj_event_mgr_t * p_manager );
659 * Writes the POC marker (Progression Order Change)
661 * @param p_j2k J2K codec.
662 * @param p_data FIXME DOC
663 * @param p_data_written the stream to write data to.
664 * @param p_manager the user event manager.
666 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
668 OPJ_UINT32 * p_data_written,
669 opj_event_mgr_t * p_manager );
671 * Gets the maximum size taken by the writing of a POC.
673 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
676 * Reads a POC marker (Progression Order Change)
678 * @param p_header_data the data contained in the POC box.
679 * @param p_j2k the jpeg2000 codec.
680 * @param p_header_size the size of the data contained in the POC marker.
681 * @param p_manager the user event manager.
683 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
684 OPJ_BYTE * p_header_data,
685 OPJ_UINT32 p_header_size,
686 opj_event_mgr_t * p_manager );
689 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
691 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
694 * Gets the maximum size taken by the headers of the SOT.
696 * @param p_j2k the jpeg2000 codec to use.
698 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
701 * Reads a CRG marker (Component registration)
703 * @param p_header_data the data contained in the TLM box.
704 * @param p_j2k the jpeg2000 codec.
705 * @param p_header_size the size of the data contained in the TLM marker.
706 * @param p_manager the user event manager.
708 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
709 OPJ_BYTE * p_header_data,
710 OPJ_UINT32 p_header_size,
711 opj_event_mgr_t * p_manager );
713 * Reads a TLM marker (Tile Length Marker)
715 * @param p_header_data the data contained in the TLM box.
716 * @param p_j2k the jpeg2000 codec.
717 * @param p_header_size the size of the data contained in the TLM marker.
718 * @param p_manager the user event manager.
720 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
721 OPJ_BYTE * p_header_data,
722 OPJ_UINT32 p_header_size,
723 opj_event_mgr_t * p_manager);
726 * Writes the updated tlm.
728 * @param p_stream the stream to write data to.
729 * @param p_j2k J2K codec.
730 * @param p_manager the user event manager.
732 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
733 opj_stream_private_t *p_stream,
734 opj_event_mgr_t * p_manager );
737 * Reads a PLM marker (Packet length, main header marker)
739 * @param p_header_data the data contained in the TLM box.
740 * @param p_j2k the jpeg2000 codec.
741 * @param p_header_size the size of the data contained in the TLM marker.
742 * @param p_manager the user event manager.
744 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
745 OPJ_BYTE * p_header_data,
746 OPJ_UINT32 p_header_size,
747 opj_event_mgr_t * p_manager);
749 * Reads a PLT marker (Packet length, tile-part header)
751 * @param p_header_data the data contained in the PLT box.
752 * @param p_j2k the jpeg2000 codec.
753 * @param p_header_size the size of the data contained in the PLT marker.
754 * @param p_manager the user event manager.
756 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
757 OPJ_BYTE * p_header_data,
758 OPJ_UINT32 p_header_size,
759 opj_event_mgr_t * p_manager );
762 * Reads a PPM marker (Packed headers, main header)
764 * @param p_header_data the data contained in the POC box.
765 * @param p_j2k the jpeg2000 codec.
766 * @param p_header_size the size of the data contained in the POC marker.
767 * @param p_manager the user event manager.
770 static OPJ_BOOL opj_j2k_read_ppm (
772 OPJ_BYTE * p_header_data,
773 OPJ_UINT32 p_header_size,
774 opj_event_mgr_t * p_manager );
777 * Merges all PPM markers read (Packed headers, main header)
779 * @param p_cp main coding parameters.
780 * @param p_manager the user event manager.
782 static OPJ_BOOL opj_j2k_merge_ppm ( opj_cp_t *p_cp, opj_event_mgr_t * p_manager );
785 * Reads a PPT marker (Packed packet headers, tile-part header)
787 * @param p_header_data the data contained in the PPT box.
788 * @param p_j2k the jpeg2000 codec.
789 * @param p_header_size the size of the data contained in the PPT marker.
790 * @param p_manager the user event manager.
792 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
793 OPJ_BYTE * p_header_data,
794 OPJ_UINT32 p_header_size,
795 opj_event_mgr_t * p_manager );
798 * Merges all PPT markers read (Packed headers, tile-part header)
800 * @param p_tcp the tile.
801 * @param p_manager the user event manager.
803 static OPJ_BOOL opj_j2k_merge_ppt ( opj_tcp_t *p_tcp,
804 opj_event_mgr_t * p_manager );
808 * Writes the TLM marker (Tile Length Marker)
810 * @param p_stream the stream to write data to.
811 * @param p_j2k J2K codec.
812 * @param p_manager the user event manager.
814 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
815 opj_stream_private_t *p_stream,
816 opj_event_mgr_t * p_manager );
819 * Writes the SOT marker (Start of tile-part)
821 * @param p_j2k J2K codec.
822 * @param p_data FIXME DOC
823 * @param p_data_written FIXME DOC
824 * @param p_stream the stream to write data to.
825 * @param p_manager the user event manager.
827 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
829 OPJ_UINT32 * p_data_written,
830 const opj_stream_private_t *p_stream,
831 opj_event_mgr_t * p_manager );
834 * Reads values from a SOT marker (Start of tile-part)
836 * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
838 * @param p_header_data the data contained in the SOT marker.
839 * @param p_header_size the size of the data contained in the SOT marker.
840 * @param p_tile_no Isot.
841 * @param p_tot_len Psot.
842 * @param p_current_part TPsot.
843 * @param p_num_parts TNsot.
844 * @param p_manager the user event manager.
846 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
847 OPJ_UINT32 p_header_size,
848 OPJ_UINT32* p_tile_no,
849 OPJ_UINT32* p_tot_len,
850 OPJ_UINT32* p_current_part,
851 OPJ_UINT32* p_num_parts,
852 opj_event_mgr_t * p_manager );
854 * Reads a SOT marker (Start of tile-part)
856 * @param p_header_data the data contained in the SOT marker.
857 * @param p_j2k the jpeg2000 codec.
858 * @param p_header_size the size of the data contained in the PPT marker.
859 * @param p_manager the user event manager.
861 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
862 OPJ_BYTE * p_header_data,
863 OPJ_UINT32 p_header_size,
864 opj_event_mgr_t * p_manager );
866 * Writes the SOD marker (Start of data)
868 * @param p_j2k J2K codec.
869 * @param p_tile_coder FIXME DOC
870 * @param p_data FIXME DOC
871 * @param p_data_written FIXME DOC
872 * @param p_total_data_size FIXME DOC
873 * @param p_stream the stream to write data to.
874 * @param p_manager the user event manager.
876 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
877 opj_tcd_t * p_tile_coder,
879 OPJ_UINT32 * p_data_written,
880 OPJ_UINT32 p_total_data_size,
881 const opj_stream_private_t *p_stream,
882 opj_event_mgr_t * p_manager );
885 * Reads a SOD marker (Start Of Data)
887 * @param p_j2k the jpeg2000 codec.
888 * @param p_stream FIXME DOC
889 * @param p_manager the user event manager.
891 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
892 opj_stream_private_t *p_stream,
893 opj_event_mgr_t * p_manager );
895 static void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
897 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
898 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
900 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
901 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
905 * Writes the RGN marker (Region Of Interest)
907 * @param p_tile_no the tile to output
908 * @param p_comp_no the component to output
909 * @param nb_comps the number of components
910 * @param p_stream the stream to write data to.
911 * @param p_j2k J2K codec.
912 * @param p_manager the user event manager.
914 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
915 OPJ_UINT32 p_tile_no,
916 OPJ_UINT32 p_comp_no,
918 opj_stream_private_t *p_stream,
919 opj_event_mgr_t * p_manager );
922 * Reads a RGN marker (Region Of Interest)
924 * @param p_header_data the data contained in the POC box.
925 * @param p_j2k the jpeg2000 codec.
926 * @param p_header_size the size of the data contained in the POC marker.
927 * @param p_manager the user event manager.
929 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
930 OPJ_BYTE * p_header_data,
931 OPJ_UINT32 p_header_size,
932 opj_event_mgr_t * p_manager );
935 * Writes the EOC marker (End of Codestream)
937 * @param p_stream the stream to write data to.
938 * @param p_j2k J2K codec.
939 * @param p_manager the user event manager.
941 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
942 opj_stream_private_t *p_stream,
943 opj_event_mgr_t * p_manager );
947 * Reads a EOC marker (End Of Codestream)
949 * @param p_j2k the jpeg2000 codec.
950 * @param p_stream FIXME DOC
951 * @param p_manager the user event manager.
953 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
954 opj_stream_private_t *p_stream,
955 opj_event_mgr_t * p_manager );
959 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
961 * @param p_stream the stream to write data to.
962 * @param p_j2k J2K codec.
963 * @param p_manager the user event manager.
965 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
966 opj_stream_private_t *p_stream,
967 opj_event_mgr_t * p_manager );
972 * @param p_stream the stream to write data to.
973 * @param p_j2k J2K codec.
974 * @param p_manager the user event manager.
976 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
977 opj_stream_private_t *p_stream,
978 opj_event_mgr_t * p_manager );
981 Add main header marker information
982 @param cstr_index Codestream information structure
983 @param type marker type
984 @param pos byte offset of marker segment
985 @param len length of marker segment
987 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
989 Add tile header marker information
990 @param tileno tile index number
991 @param cstr_index Codestream information structure
992 @param type marker type
993 @param pos byte offset of marker segment
994 @param len length of marker segment
996 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);
999 * Reads an unknown marker
1001 * @param p_j2k the jpeg2000 codec.
1002 * @param p_stream the stream object to read from.
1003 * @param output_marker FIXME DOC
1004 * @param p_manager the user event manager.
1006 * @return true if the marker could be deduced.
1008 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
1009 opj_stream_private_t *p_stream,
1010 OPJ_UINT32 *output_marker,
1011 opj_event_mgr_t * p_manager );
1014 * Writes the MCT marker (Multiple Component Transform)
1016 * @param p_j2k J2K codec.
1017 * @param p_mct_record FIXME DOC
1018 * @param p_stream the stream to write data to.
1019 * @param p_manager the user event manager.
1021 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
1022 opj_mct_data_t * p_mct_record,
1023 opj_stream_private_t *p_stream,
1024 opj_event_mgr_t * p_manager );
1027 * Reads a MCT marker (Multiple Component Transform)
1029 * @param p_header_data the data contained in the MCT box.
1030 * @param p_j2k the jpeg2000 codec.
1031 * @param p_header_size the size of the data contained in the MCT marker.
1032 * @param p_manager the user event manager.
1034 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
1035 OPJ_BYTE * p_header_data,
1036 OPJ_UINT32 p_header_size,
1037 opj_event_mgr_t * p_manager );
1040 * Writes the MCC marker (Multiple Component Collection)
1042 * @param p_j2k J2K codec.
1043 * @param p_mcc_record FIXME DOC
1044 * @param p_stream the stream to write data to.
1045 * @param p_manager the user event manager.
1047 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
1048 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
1049 opj_stream_private_t *p_stream,
1050 opj_event_mgr_t * p_manager );
1053 * Reads a MCC marker (Multiple Component Collection)
1055 * @param p_header_data the data contained in the MCC box.
1056 * @param p_j2k the jpeg2000 codec.
1057 * @param p_header_size the size of the data contained in the MCC marker.
1058 * @param p_manager the user event manager.
1060 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
1061 OPJ_BYTE * p_header_data,
1062 OPJ_UINT32 p_header_size,
1063 opj_event_mgr_t * p_manager );
1066 * Writes the MCO marker (Multiple component transformation ordering)
1068 * @param p_stream the stream to write data to.
1069 * @param p_j2k J2K codec.
1070 * @param p_manager the user event manager.
1072 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
1073 opj_stream_private_t *p_stream,
1074 opj_event_mgr_t * p_manager );
1077 * Reads a MCO marker (Multiple Component Transform Ordering)
1079 * @param p_header_data the data contained in the MCO box.
1080 * @param p_j2k the jpeg2000 codec.
1081 * @param p_header_size the size of the data contained in the MCO marker.
1082 * @param p_manager the user event manager.
1084 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
1085 OPJ_BYTE * p_header_data,
1086 OPJ_UINT32 p_header_size,
1087 opj_event_mgr_t * p_manager );
1089 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
1091 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1092 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1093 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1094 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1096 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1097 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1098 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1099 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1101 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1102 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1103 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1104 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1107 * Ends the encoding, i.e. frees memory.
1109 * @param p_stream the stream to write data to.
1110 * @param p_j2k J2K codec.
1111 * @param p_manager the user event manager.
1113 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1114 opj_stream_private_t *p_stream,
1115 opj_event_mgr_t * p_manager );
1118 * Writes the CBD marker (Component bit depth definition)
1120 * @param p_stream the stream to write data to.
1121 * @param p_j2k J2K codec.
1122 * @param p_manager the user event manager.
1124 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1125 opj_stream_private_t *p_stream,
1126 opj_event_mgr_t * p_manager );
1129 * Reads a CBD marker (Component bit depth definition)
1130 * @param p_header_data the data contained in the CBD box.
1131 * @param p_j2k the jpeg2000 codec.
1132 * @param p_header_size the size of the data contained in the CBD marker.
1133 * @param p_manager the user event manager.
1135 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1136 OPJ_BYTE * p_header_data,
1137 OPJ_UINT32 p_header_size,
1138 opj_event_mgr_t * p_manager);
1142 * Writes COC marker for each component.
1144 * @param p_stream the stream to write data to.
1145 * @param p_j2k J2K codec.
1146 * @param p_manager the user event manager.
1148 static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k,
1149 opj_stream_private_t *p_stream,
1150 opj_event_mgr_t * p_manager );
1153 * Writes QCC marker for each component.
1155 * @param p_stream the stream to write data to.
1156 * @param p_j2k J2K codec.
1157 * @param p_manager the user event manager.
1159 static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k,
1160 opj_stream_private_t *p_stream,
1161 opj_event_mgr_t * p_manager );
1164 * Writes regions of interests.
1166 * @param p_stream the stream to write data to.
1167 * @param p_j2k J2K codec.
1168 * @param p_manager the user event manager.
1170 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1171 opj_stream_private_t *p_stream,
1172 opj_event_mgr_t * p_manager );
1177 * @param p_stream the stream to write data to.
1178 * @param p_j2k J2K codec.
1179 * @param p_manager the user event manager.
1181 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1182 opj_stream_private_t *p_stream,
1183 opj_event_mgr_t * p_manager );
1186 * Checks the progression order changes values. Tells of the poc given as input are valid.
1187 * A nice message is outputted at errors.
1189 * @param p_pocs the progression order changes.
1190 * @param p_nb_pocs the number of progression order changes.
1191 * @param p_nb_resolutions the number of resolutions.
1192 * @param numcomps the number of components
1193 * @param numlayers the number of layers.
1194 * @param p_manager the user event manager.
1196 * @return true if the pocs are valid.
1198 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1199 OPJ_UINT32 p_nb_pocs,
1200 OPJ_UINT32 p_nb_resolutions,
1201 OPJ_UINT32 numcomps,
1202 OPJ_UINT32 numlayers,
1203 opj_event_mgr_t * p_manager);
1206 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1208 * @param cp the coding parameters.
1209 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1210 * @param tileno the given tile.
1212 * @return the number of tile parts.
1214 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1217 * Calculates the total number of tile parts needed by the encoder to
1218 * encode such an image. If not enough memory is available, then the function return false.
1220 * @param p_nb_tiles pointer that will hold the number of tile parts.
1221 * @param cp the coding parameters for the image.
1222 * @param image the image to encode.
1223 * @param p_j2k the p_j2k encoder.
1224 * @param p_manager the user event manager.
1226 * @return true if the function was successful, false else.
1228 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1230 OPJ_UINT32 * p_nb_tiles,
1232 opj_event_mgr_t * p_manager);
1234 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1236 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1238 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1240 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1242 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1244 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1246 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager);
1248 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager);
1251 * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
1253 * @param p_stream the stream to read data from.
1254 * @param tile_no tile number we're looking for.
1255 * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
1256 * @param p_manager the user event manager.
1258 * @return true if the function was successful, false else.
1260 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed, opj_event_mgr_t * p_manager );
1266 /* ----------------------------------------------------------------------- */
1267 typedef struct j2k_prog_order{
1268 OPJ_PROG_ORDER enum_prog;
1272 static j2k_prog_order_t j2k_prog_order_list[] = {
1278 {(OPJ_PROG_ORDER)-1, ""}
1284 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1292 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1294 static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1296 opj_j2k_read_int16_to_float,
1297 opj_j2k_read_int32_to_float,
1298 opj_j2k_read_float32_to_float,
1299 opj_j2k_read_float64_to_float
1302 static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1304 opj_j2k_read_int16_to_int32,
1305 opj_j2k_read_int32_to_int32,
1306 opj_j2k_read_float32_to_int32,
1307 opj_j2k_read_float64_to_int32
1310 static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1312 opj_j2k_write_float_to_int16,
1313 opj_j2k_write_float_to_int32,
1314 opj_j2k_write_float_to_float,
1315 opj_j2k_write_float_to_float64
1318 typedef struct opj_dec_memory_marker_handler
1322 /** value of the state when the marker can appear */
1324 /** action linked to the marker */
1325 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1326 OPJ_BYTE * p_header_data,
1327 OPJ_UINT32 p_header_size,
1328 opj_event_mgr_t * p_manager );
1330 opj_dec_memory_marker_handler_t;
1332 static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1334 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1335 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1336 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1337 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1338 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1339 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1340 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1341 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1342 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1343 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1344 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1345 {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
1346 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1348 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1349 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1350 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1351 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1352 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1353 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1355 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1356 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1357 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1358 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1359 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1361 #endif /* USE_JPWL */
1363 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1364 {J2K_MS_INSEC, 0, j2k_read_insec}
1365 #endif /* USE_JPSEC */
1366 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1369 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1371 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1372 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1376 for (i=0;i<p_nb_elem;++i) {
1377 opj_read_bytes(l_src_data,&l_temp,2);
1379 l_src_data+=sizeof(OPJ_INT16);
1381 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1385 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1387 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1388 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1392 for (i=0;i<p_nb_elem;++i) {
1393 opj_read_bytes(l_src_data,&l_temp,4);
1395 l_src_data+=sizeof(OPJ_INT32);
1397 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1401 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1403 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1404 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1408 for (i=0;i<p_nb_elem;++i) {
1409 opj_read_float(l_src_data,&l_temp);
1411 l_src_data+=sizeof(OPJ_FLOAT32);
1413 *(l_dest_data++) = l_temp;
1417 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1419 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1420 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1424 for (i=0;i<p_nb_elem;++i) {
1425 opj_read_double(l_src_data,&l_temp);
1427 l_src_data+=sizeof(OPJ_FLOAT64);
1429 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1433 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1435 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1436 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1440 for (i=0;i<p_nb_elem;++i) {
1441 opj_read_bytes(l_src_data,&l_temp,2);
1443 l_src_data+=sizeof(OPJ_INT16);
1445 *(l_dest_data++) = (OPJ_INT32) l_temp;
1449 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1451 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1452 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1456 for (i=0;i<p_nb_elem;++i) {
1457 opj_read_bytes(l_src_data,&l_temp,4);
1459 l_src_data+=sizeof(OPJ_INT32);
1461 *(l_dest_data++) = (OPJ_INT32) l_temp;
1465 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1467 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1468 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1472 for (i=0;i<p_nb_elem;++i) {
1473 opj_read_float(l_src_data,&l_temp);
1475 l_src_data+=sizeof(OPJ_FLOAT32);
1477 *(l_dest_data++) = (OPJ_INT32) l_temp;
1481 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1483 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1484 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1488 for (i=0;i<p_nb_elem;++i) {
1489 opj_read_double(l_src_data,&l_temp);
1491 l_src_data+=sizeof(OPJ_FLOAT64);
1493 *(l_dest_data++) = (OPJ_INT32) l_temp;
1497 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1499 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1500 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1504 for (i=0;i<p_nb_elem;++i) {
1505 l_temp = (OPJ_UINT32) *(l_src_data++);
1507 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1509 l_dest_data+=sizeof(OPJ_INT16);
1513 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1515 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1516 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1520 for (i=0;i<p_nb_elem;++i) {
1521 l_temp = (OPJ_UINT32) *(l_src_data++);
1523 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1525 l_dest_data+=sizeof(OPJ_INT32);
1529 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1531 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1532 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1536 for (i=0;i<p_nb_elem;++i) {
1537 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1539 opj_write_float(l_dest_data,l_temp);
1541 l_dest_data+=sizeof(OPJ_FLOAT32);
1545 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1547 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1548 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1552 for (i=0;i<p_nb_elem;++i) {
1553 l_temp = (OPJ_FLOAT64) *(l_src_data++);
1555 opj_write_double(l_dest_data,l_temp);
1557 l_dest_data+=sizeof(OPJ_FLOAT64);
1561 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1562 j2k_prog_order_t *po;
1563 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1564 if(po->enum_prog == prg_order){
1565 return po->str_prog;
1568 return po->str_prog;
1571 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1572 OPJ_UINT32 p_nb_pocs,
1573 OPJ_UINT32 p_nb_resolutions,
1574 OPJ_UINT32 p_num_comps,
1575 OPJ_UINT32 p_num_layers,
1576 opj_event_mgr_t * p_manager)
1578 OPJ_UINT32* packet_array;
1579 OPJ_UINT32 index , resno, compno, layno;
1581 OPJ_UINT32 step_c = 1;
1582 OPJ_UINT32 step_r = p_num_comps * step_c;
1583 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1584 OPJ_BOOL loss = OPJ_FALSE;
1585 OPJ_UINT32 layno0 = 0;
1587 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1588 if (packet_array == 00) {
1589 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1593 if (p_nb_pocs == 0) {
1594 opj_free(packet_array);
1598 index = step_r * p_pocs->resno0;
1599 /* take each resolution for each poc */
1600 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1602 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1604 /* take each comp of each resolution for each poc */
1605 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1606 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1608 /* and finally take each layer of each res of ... */
1609 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1610 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1611 packet_array[comp_index] = 1;
1612 comp_index += step_l;
1615 res_index += step_c;
1622 /* iterate through all the pocs */
1623 for (i = 1; i < p_nb_pocs ; ++i) {
1624 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1626 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1627 index = step_r * p_pocs->resno0;
1629 /* take each resolution for each poc */
1630 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1631 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1633 /* take each comp of each resolution for each poc */
1634 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1635 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1637 /* and finally take each layer of each res of ... */
1638 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1639 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1640 packet_array[comp_index] = 1;
1641 comp_index += step_l;
1644 res_index += step_c;
1654 for (layno = 0; layno < p_num_layers ; ++layno) {
1655 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1656 for (compno = 0; compno < p_num_comps; ++compno) {
1657 loss |= (packet_array[index]!=1);
1658 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1665 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1668 opj_free(packet_array);
1673 /* ----------------------------------------------------------------------- */
1675 static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1677 const OPJ_CHAR *prog = 00;
1679 OPJ_UINT32 tpnum = 1;
1680 opj_tcp_t *tcp = 00;
1681 opj_poc_t * l_current_poc = 00;
1684 assert(tileno < (cp->tw * cp->th));
1685 assert(pino < (cp->tcps[tileno].numpocs + 1));
1687 /* get the given tile coding parameter */
1688 tcp = &cp->tcps[tileno];
1691 l_current_poc = &(tcp->pocs[pino]);
1692 assert(l_current_poc != 0);
1694 /* get the progression order as a character string */
1695 prog = opj_j2k_convert_progression_order(tcp->prg);
1696 assert(strlen(prog) > 0);
1698 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1702 /* component wise */
1704 tpnum *= l_current_poc->compE;
1706 /* resolution wise */
1708 tpnum *= l_current_poc->resE;
1712 tpnum *= l_current_poc->prcE;
1716 tpnum *= l_current_poc->layE;
1719 /* whould we split here ? */
1720 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1721 cp->m_specific_param.m_enc.m_tp_pos=i;
1733 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1735 OPJ_UINT32 * p_nb_tiles,
1737 opj_event_mgr_t * p_manager
1740 OPJ_UINT32 pino,tileno;
1741 OPJ_UINT32 l_nb_tiles;
1745 assert(p_nb_tiles != 00);
1747 assert(image != 00);
1748 assert(p_j2k != 00);
1749 assert(p_manager != 00);
1751 l_nb_tiles = cp->tw * cp->th;
1756 /* TODO mergeV2: check this part which use cstr_info */
1757 /*if (p_j2k->cstr_info) {
1758 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1760 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1761 OPJ_UINT32 cur_totnum_tp = 0;
1763 opj_pi_update_encoding_parameters(image,cp,tileno);
1765 for (pino = 0; pino <= tcp->numpocs; ++pino)
1767 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1769 *p_nb_tiles = *p_nb_tiles + tp_num;
1771 cur_totnum_tp += tp_num;
1774 tcp->m_nb_tile_parts = cur_totnum_tp;
1776 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1777 if (l_info_tile_ptr->tp == 00) {
1781 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1783 l_info_tile_ptr->num_tps = cur_totnum_tp;
1790 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1791 OPJ_UINT32 cur_totnum_tp = 0;
1793 opj_pi_update_encoding_parameters(image,cp,tileno);
1795 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1796 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1798 *p_nb_tiles = *p_nb_tiles + tp_num;
1800 cur_totnum_tp += tp_num;
1802 tcp->m_nb_tile_parts = cur_totnum_tp;
1811 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1812 opj_stream_private_t *p_stream,
1813 opj_event_mgr_t * p_manager )
1815 /* 2 bytes will be written */
1816 OPJ_BYTE * l_start_stream = 00;
1819 assert(p_stream != 00);
1820 assert(p_j2k != 00);
1821 assert(p_manager != 00);
1823 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1825 /* write SOC identifier */
1826 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1828 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1834 /* update markers struct */
1836 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1838 assert( 0 && "TODO" );
1839 #endif /* USE_JPWL */
1846 * Reads a SOC marker (Start of Codestream)
1847 * @param p_j2k the jpeg2000 file codec.
1848 * @param p_stream FIXME DOC
1849 * @param p_manager the user event manager.
1851 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1852 opj_stream_private_t *p_stream,
1853 opj_event_mgr_t * p_manager
1856 OPJ_BYTE l_data [2];
1857 OPJ_UINT32 l_marker;
1860 assert(p_j2k != 00);
1861 assert(p_manager != 00);
1862 assert(p_stream != 00);
1864 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1868 opj_read_bytes(l_data,&l_marker,2);
1869 if (l_marker != J2K_MS_SOC) {
1873 /* Next marker should be a SIZ marker in the main header */
1874 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1876 /* FIXME move it in a index structure included in p_j2k*/
1877 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1879 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1881 /* Add the marker to the codestream index*/
1882 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1883 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1889 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1890 opj_stream_private_t *p_stream,
1891 opj_event_mgr_t * p_manager )
1894 OPJ_UINT32 l_size_len;
1895 OPJ_BYTE * l_current_ptr;
1896 opj_image_t * l_image = 00;
1898 opj_image_comp_t * l_img_comp = 00;
1901 assert(p_stream != 00);
1902 assert(p_j2k != 00);
1903 assert(p_manager != 00);
1905 l_image = p_j2k->m_private_image;
1906 cp = &(p_j2k->m_cp);
1907 l_size_len = 40 + 3 * l_image->numcomps;
1908 l_img_comp = l_image->comps;
1910 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1912 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1913 if (! new_header_tile_data) {
1914 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1915 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1916 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1917 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1920 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1921 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1924 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1926 /* write SOC identifier */
1927 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1930 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1933 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1936 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1939 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1942 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1945 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1948 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1951 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1954 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1957 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1960 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1963 for (i = 0; i < l_image->numcomps; ++i) {
1964 /* TODO here with MCT ? */
1965 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1968 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1971 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1977 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) {
1985 * Reads a SIZ marker (image and tile size)
1986 * @param p_j2k the jpeg2000 file codec.
1987 * @param p_header_data the data contained in the SIZ box.
1988 * @param p_header_size the size of the data contained in the SIZ marker.
1989 * @param p_manager the user event manager.
1991 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1992 OPJ_BYTE * p_header_data,
1993 OPJ_UINT32 p_header_size,
1994 opj_event_mgr_t * p_manager
1998 OPJ_UINT32 l_nb_comp;
1999 OPJ_UINT32 l_nb_comp_remain;
2000 OPJ_UINT32 l_remaining_size;
2001 OPJ_UINT32 l_nb_tiles;
2002 OPJ_UINT32 l_tmp, l_tx1, l_ty1;
2003 opj_image_t *l_image = 00;
2004 opj_cp_t *l_cp = 00;
2005 opj_image_comp_t * l_img_comp = 00;
2006 opj_tcp_t * l_current_tile_param = 00;
2009 assert(p_j2k != 00);
2010 assert(p_manager != 00);
2011 assert(p_header_data != 00);
2013 l_image = p_j2k->m_private_image;
2014 l_cp = &(p_j2k->m_cp);
2016 /* minimum size == 39 - 3 (= minimum component parameter) */
2017 if (p_header_size < 36) {
2018 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2022 l_remaining_size = p_header_size - 36;
2023 l_nb_comp = l_remaining_size / 3;
2024 l_nb_comp_remain = l_remaining_size % 3;
2025 if (l_nb_comp_remain != 0){
2026 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
2030 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
2032 l_cp->rsiz = (OPJ_UINT16) l_tmp;
2033 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
2035 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
2037 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
2039 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
2041 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
2043 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
2045 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
2047 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
2049 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
2052 l_image->numcomps = (OPJ_UINT16) l_tmp;
2054 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
2058 if (l_image->numcomps != l_nb_comp) {
2059 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);
2063 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
2064 /* testcase issue427-null-image-size.jp2 */
2065 if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
2066 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: negative or zero image size (%d x %d)\n", l_image->x1 - l_image->x0, l_image->y1 - l_image->y0);
2069 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
2070 if (!(l_cp->tdx * l_cp->tdy)) {
2071 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx, l_cp->tdy);
2075 /* testcase 1610.pdf.SIGSEGV.59c.681 */
2076 if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) {
2077 opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
2081 /* testcase issue427-illegal-tile-offset.jp2 */
2082 l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
2083 l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
2084 if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) || (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0) ) {
2085 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: illegal tile offset\n");
2090 if (l_cp->correct) {
2091 /* if JPWL is on, we check whether TX errors have damaged
2092 too much the SIZ parameters */
2093 if (!(l_image->x1 * l_image->y1)) {
2094 opj_event_msg(p_manager, EVT_ERROR,
2095 "JPWL: bad image size (%d x %d)\n",
2096 l_image->x1, l_image->y1);
2097 if (!JPWL_ASSUME || JPWL_ASSUME) {
2098 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2103 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
2104 if (l_image->numcomps != ((len - 38) / 3)) {
2105 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2106 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
2107 l_image->numcomps, ((len - 38) / 3));
2109 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2112 */ /* we try to correct */
2113 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
2114 if (l_image->numcomps < ((len - 38) / 3)) {
2115 len = 38 + 3 * l_image->numcomps;
2116 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2119 l_image->numcomps = ((len - 38) / 3);
2120 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2126 /* update components number in the jpwl_exp_comps filed */
2127 l_cp->exp_comps = l_image->numcomps;
2129 #endif /* USE_JPWL */
2131 /* Allocate the resulting image components */
2132 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
2133 if (l_image->comps == 00){
2134 l_image->numcomps = 0;
2135 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2139 l_img_comp = l_image->comps;
2141 /* Read the component information */
2142 for (i = 0; i < l_image->numcomps; ++i){
2144 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
2146 l_img_comp->prec = (tmp & 0x7f) + 1;
2147 l_img_comp->sgnd = tmp >> 7;
2148 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
2150 l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2151 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2153 l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
2154 if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2155 l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
2156 opj_event_msg(p_manager, EVT_ERROR,
2157 "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
2158 i, l_img_comp->dx, l_img_comp->dy);
2163 if (l_cp->correct) {
2164 /* if JPWL is on, we check whether TX errors have damaged
2165 too much the SIZ parameters, again */
2166 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2167 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2168 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2169 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2171 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2174 /* we try to correct */
2175 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2176 if (!l_image->comps[i].dx) {
2177 l_image->comps[i].dx = 1;
2178 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2179 i, l_image->comps[i].dx);
2181 if (!l_image->comps[i].dy) {
2182 l_image->comps[i].dy = 1;
2183 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2184 i, l_image->comps[i].dy);
2188 #endif /* USE_JPWL */
2189 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2190 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2194 /* Compute the number of tiles */
2195 l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2196 l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2198 /* Check that the number of tiles is valid */
2199 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2200 opj_event_msg( p_manager, EVT_ERROR,
2201 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2202 l_cp->tw, l_cp->th);
2205 l_nb_tiles = l_cp->tw * l_cp->th;
2207 /* Define the tiles which will be decoded */
2208 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2209 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;
2210 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;
2211 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0), (OPJ_INT32)l_cp->tdx);
2212 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0), (OPJ_INT32)l_cp->tdy);
2215 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2216 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2217 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2218 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2222 if (l_cp->correct) {
2223 /* if JPWL is on, we check whether TX errors have damaged
2224 too much the SIZ parameters */
2225 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2226 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2227 "JPWL: bad number of tiles (%d x %d)\n",
2228 l_cp->tw, l_cp->th);
2230 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2233 /* we try to correct */
2234 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2237 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2240 if (l_cp->tw > l_cp->max_tiles) {
2242 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2243 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2244 l_cp->max_tiles, l_cp->tw);
2248 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2251 if (l_cp->th > l_cp->max_tiles) {
2253 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2254 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2255 l_cp->max_tiles, l_cp->th);
2259 #endif /* USE_JPWL */
2261 /* memory allocations */
2262 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2263 if (l_cp->tcps == 00) {
2264 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2269 if (l_cp->correct) {
2271 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2272 "JPWL: could not alloc tcps field of cp\n");
2273 if (!JPWL_ASSUME || JPWL_ASSUME) {
2274 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2279 #endif /* USE_JPWL */
2281 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2282 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2283 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2284 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2288 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2289 (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS ,sizeof(opj_mct_data_t));
2291 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2292 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2295 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2297 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2298 (opj_simple_mcc_decorrelation_data_t*)
2299 opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS, sizeof(opj_simple_mcc_decorrelation_data_t));
2301 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2302 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2305 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2307 /* set up default dc level shift */
2308 for (i=0;i<l_image->numcomps;++i) {
2309 if (! l_image->comps[i].sgnd) {
2310 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2314 l_current_tile_param = l_cp->tcps;
2315 for (i = 0; i < l_nb_tiles; ++i) {
2316 l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2317 if (l_current_tile_param->tccps == 00) {
2318 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2322 ++l_current_tile_param;
2325 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2326 opj_image_comp_header_update(l_image,l_cp);
2331 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2332 opj_stream_private_t *p_stream,
2333 opj_event_mgr_t * p_manager
2336 OPJ_UINT32 l_comment_size;
2337 OPJ_UINT32 l_total_com_size;
2338 const OPJ_CHAR *l_comment;
2339 OPJ_BYTE * l_current_ptr = 00;
2342 assert(p_j2k != 00);
2343 assert(p_stream != 00);
2344 assert(p_manager != 00);
2346 l_comment = p_j2k->m_cp.comment;
2347 l_comment_size = (OPJ_UINT32)strlen(l_comment);
2348 l_total_com_size = l_comment_size + 6;
2350 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2351 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
2352 if (! new_header_tile_data) {
2353 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2354 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2355 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2356 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2359 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2360 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2363 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2365 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2368 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2371 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2374 memcpy( l_current_ptr,l_comment,l_comment_size);
2376 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) {
2384 * Reads a COM marker (comments)
2385 * @param p_j2k the jpeg2000 file codec.
2386 * @param p_header_data the data contained in the COM box.
2387 * @param p_header_size the size of the data contained in the COM marker.
2388 * @param p_manager the user event manager.
2390 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2391 OPJ_BYTE * p_header_data,
2392 OPJ_UINT32 p_header_size,
2393 opj_event_mgr_t * p_manager
2397 assert(p_j2k != 00);
2398 assert(p_manager != 00);
2399 assert(p_header_data != 00);
2400 (void)p_header_size;
2405 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2406 opj_stream_private_t *p_stream,
2407 opj_event_mgr_t * p_manager )
2409 opj_cp_t *l_cp = 00;
2410 opj_tcp_t *l_tcp = 00;
2411 OPJ_UINT32 l_code_size,l_remaining_size;
2412 OPJ_BYTE * l_current_data = 00;
2415 assert(p_j2k != 00);
2416 assert(p_manager != 00);
2417 assert(p_stream != 00);
2419 l_cp = &(p_j2k->m_cp);
2420 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2421 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2422 l_remaining_size = l_code_size;
2424 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2425 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2426 if (! new_header_tile_data) {
2427 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2428 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2429 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2430 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2433 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2434 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2437 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2439 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2440 l_current_data += 2;
2442 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2443 l_current_data += 2;
2445 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2448 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2451 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2454 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2457 l_remaining_size -= 9;
2459 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2460 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2464 if (l_remaining_size != 0) {
2465 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2469 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) {
2477 * Reads a COD marker (Coding Styke defaults)
2478 * @param p_header_data the data contained in the COD box.
2479 * @param p_j2k the jpeg2000 codec.
2480 * @param p_header_size the size of the data contained in the COD marker.
2481 * @param p_manager the user event manager.
2483 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2484 OPJ_BYTE * p_header_data,
2485 OPJ_UINT32 p_header_size,
2486 opj_event_mgr_t * p_manager
2492 opj_cp_t *l_cp = 00;
2493 opj_tcp_t *l_tcp = 00;
2494 opj_image_t *l_image = 00;
2497 assert(p_header_data != 00);
2498 assert(p_j2k != 00);
2499 assert(p_manager != 00);
2501 l_image = p_j2k->m_private_image;
2502 l_cp = &(p_j2k->m_cp);
2504 /* If we are in the first tile-part header of the current tile */
2505 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2506 &l_cp->tcps[p_j2k->m_current_tile_number] :
2507 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2509 /* Only one COD per tile */
2511 opj_event_msg(p_manager, EVT_ERROR, "COD marker already read. No more than one COD marker per tile.\n");
2516 /* Make sure room is sufficient */
2517 if (p_header_size < 5) {
2518 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2522 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2524 /* Make sure we know how to decode this */
2525 if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | J2K_CP_CSTY_EPH)) != 0U) {
2526 opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
2529 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2531 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2532 /* Make sure progression order is valid */
2533 if (l_tcp->prg > OPJ_CPRL ) {
2534 opj_event_msg(p_manager, EVT_ERROR, "Unknown progression order in COD marker\n");
2535 l_tcp->prg = OPJ_PROG_UNKNOWN;
2537 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2540 if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
2541 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of layers in COD marker : %d not in range [1-65535]\n", l_tcp->numlayers);
2545 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2546 if (l_cp->m_specific_param.m_dec.m_layer) {
2547 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2550 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2553 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2557 for (i = 0; i < l_image->numcomps; ++i) {
2558 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2561 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2562 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2566 if (p_header_size != 0) {
2567 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2571 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2572 opj_j2k_copy_tile_component_parameters(p_j2k);
2575 #ifdef WIP_REMOVE_MSD
2576 if (p_j2k->cstr_info) {
2577 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2578 p_j2k->cstr_info->prog = l_tcp->prg;
2579 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2580 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2581 for (i = 0; i < l_image->numcomps; ++i) {
2582 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2590 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2591 OPJ_UINT32 p_comp_no,
2592 opj_stream_private_t *p_stream,
2593 opj_event_mgr_t * p_manager )
2595 OPJ_UINT32 l_coc_size,l_remaining_size;
2596 OPJ_UINT32 l_comp_room;
2599 assert(p_j2k != 00);
2600 assert(p_manager != 00);
2601 assert(p_stream != 00);
2603 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2605 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2607 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2608 OPJ_BYTE *new_header_tile_data;
2609 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2610 = (OPJ_BYTE*)opj_realloc(
2611 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2614 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2615 if (! new_header_tile_data) {
2616 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2617 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2618 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2619 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2622 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2623 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2626 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);
2628 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) {
2635 static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2637 opj_cp_t *l_cp = NULL;
2638 opj_tcp_t *l_tcp = NULL;
2641 assert(p_j2k != 00);
2643 l_cp = &(p_j2k->m_cp);
2644 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2646 if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
2651 return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, p_first_comp_no, p_second_comp_no);
2654 static void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2655 OPJ_UINT32 p_comp_no,
2657 OPJ_UINT32 * p_data_written,
2658 opj_event_mgr_t * p_manager
2661 opj_cp_t *l_cp = 00;
2662 opj_tcp_t *l_tcp = 00;
2663 OPJ_UINT32 l_coc_size,l_remaining_size;
2664 OPJ_BYTE * l_current_data = 00;
2665 opj_image_t *l_image = 00;
2666 OPJ_UINT32 l_comp_room;
2669 assert(p_j2k != 00);
2670 assert(p_manager != 00);
2672 l_cp = &(p_j2k->m_cp);
2673 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2674 l_image = p_j2k->m_private_image;
2675 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2677 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2678 l_remaining_size = l_coc_size;
2680 l_current_data = p_data;
2682 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2683 l_current_data += 2;
2685 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2686 l_current_data += 2;
2688 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2689 l_current_data+=l_comp_room;
2691 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2694 l_remaining_size -= (5 + l_comp_room);
2695 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2696 * p_data_written = l_coc_size;
2699 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2702 OPJ_UINT32 l_nb_comp;
2703 OPJ_UINT32 l_nb_tiles;
2704 OPJ_UINT32 l_max = 0;
2708 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2709 l_nb_comp = p_j2k->m_private_image->numcomps;
2711 for (i=0;i<l_nb_tiles;++i) {
2712 for (j=0;j<l_nb_comp;++j) {
2713 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2721 * Reads a COC marker (Coding Style Component)
2722 * @param p_header_data the data contained in the COC box.
2723 * @param p_j2k the jpeg2000 codec.
2724 * @param p_header_size the size of the data contained in the COC marker.
2725 * @param p_manager the user event manager.
2727 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2728 OPJ_BYTE * p_header_data,
2729 OPJ_UINT32 p_header_size,
2730 opj_event_mgr_t * p_manager
2733 opj_cp_t *l_cp = NULL;
2734 opj_tcp_t *l_tcp = NULL;
2735 opj_image_t *l_image = NULL;
2736 OPJ_UINT32 l_comp_room;
2737 OPJ_UINT32 l_comp_no;
2740 assert(p_header_data != 00);
2741 assert(p_j2k != 00);
2742 assert(p_manager != 00);
2744 l_cp = &(p_j2k->m_cp);
2745 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2746 &l_cp->tcps[p_j2k->m_current_tile_number] :
2747 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2748 l_image = p_j2k->m_private_image;
2750 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2752 /* make sure room is sufficient*/
2753 if (p_header_size < l_comp_room + 1) {
2754 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2757 p_header_size -= l_comp_room + 1;
2759 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2760 p_header_data += l_comp_room;
2761 if (l_comp_no >= l_image->numcomps) {
2762 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2766 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2769 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2770 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2774 if (p_header_size != 0) {
2775 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2781 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2782 opj_stream_private_t *p_stream,
2783 opj_event_mgr_t * p_manager
2786 OPJ_UINT32 l_qcd_size,l_remaining_size;
2787 OPJ_BYTE * l_current_data = 00;
2790 assert(p_j2k != 00);
2791 assert(p_manager != 00);
2792 assert(p_stream != 00);
2794 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2795 l_remaining_size = l_qcd_size;
2797 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2798 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2799 if (! new_header_tile_data) {
2800 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2801 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2802 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2803 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2806 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2807 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2810 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2812 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2813 l_current_data += 2;
2815 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2816 l_current_data += 2;
2818 l_remaining_size -= 4;
2820 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2821 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2825 if (l_remaining_size != 0) {
2826 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2830 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) {
2838 * Reads a QCD marker (Quantization defaults)
2839 * @param p_header_data the data contained in the QCD box.
2840 * @param p_j2k the jpeg2000 codec.
2841 * @param p_header_size the size of the data contained in the QCD marker.
2842 * @param p_manager the user event manager.
2844 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2845 OPJ_BYTE * p_header_data,
2846 OPJ_UINT32 p_header_size,
2847 opj_event_mgr_t * p_manager
2851 assert(p_header_data != 00);
2852 assert(p_j2k != 00);
2853 assert(p_manager != 00);
2855 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2856 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2860 if (p_header_size != 0) {
2861 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2865 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2866 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2871 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2872 OPJ_UINT32 p_comp_no,
2873 opj_stream_private_t *p_stream,
2874 opj_event_mgr_t * p_manager
2877 OPJ_UINT32 l_qcc_size,l_remaining_size;
2880 assert(p_j2k != 00);
2881 assert(p_manager != 00);
2882 assert(p_stream != 00);
2884 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2885 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1;
2886 l_remaining_size = l_qcc_size;
2888 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2889 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2890 if (! new_header_tile_data) {
2891 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2892 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2893 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2894 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2897 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2898 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2901 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);
2903 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) {
2910 static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
2912 return opj_j2k_compare_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_first_comp_no, p_second_comp_no);
2915 static void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2916 OPJ_UINT32 p_comp_no,
2918 OPJ_UINT32 * p_data_written,
2919 opj_event_mgr_t * p_manager
2922 OPJ_UINT32 l_qcc_size,l_remaining_size;
2923 OPJ_BYTE * l_current_data = 00;
2926 assert(p_j2k != 00);
2927 assert(p_manager != 00);
2929 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2930 l_remaining_size = l_qcc_size;
2932 l_current_data = p_data;
2934 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2935 l_current_data += 2;
2937 if (p_j2k->m_private_image->numcomps <= 256) {
2940 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2941 l_current_data += 2;
2943 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2946 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2947 l_remaining_size -= 6;
2950 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2951 l_current_data += 2;
2953 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2956 l_remaining_size -= 6;
2959 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2961 *p_data_written = l_qcc_size;
2964 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2966 return opj_j2k_get_max_coc_size(p_j2k);
2970 * Reads a QCC marker (Quantization component)
2971 * @param p_header_data the data contained in the QCC box.
2972 * @param p_j2k the jpeg2000 codec.
2973 * @param p_header_size the size of the data contained in the QCC marker.
2974 * @param p_manager the user event manager.
2976 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2977 OPJ_BYTE * p_header_data,
2978 OPJ_UINT32 p_header_size,
2979 opj_event_mgr_t * p_manager
2982 OPJ_UINT32 l_num_comp,l_comp_no;
2985 assert(p_header_data != 00);
2986 assert(p_j2k != 00);
2987 assert(p_manager != 00);
2989 l_num_comp = p_j2k->m_private_image->numcomps;
2991 if (l_num_comp <= 256) {
2992 if (p_header_size < 1) {
2993 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2996 opj_read_bytes(p_header_data,&l_comp_no,1);
3001 if (p_header_size < 2) {
3002 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3005 opj_read_bytes(p_header_data,&l_comp_no,2);
3011 if (p_j2k->m_cp.correct) {
3013 static OPJ_UINT32 backup_compno = 0;
3015 /* compno is negative or larger than the number of components!!! */
3016 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
3017 opj_event_msg(p_manager, EVT_ERROR,
3018 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
3019 l_comp_no, l_num_comp);
3021 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3024 /* we try to correct */
3025 l_comp_no = backup_compno % l_num_comp;
3026 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3027 "- setting component number to %d\n",
3031 /* keep your private count of tiles */
3034 #endif /* USE_JPWL */
3036 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
3037 opj_event_msg(p_manager, EVT_ERROR,
3038 "Invalid component number: %d, regarding the number of components %d\n",
3039 l_comp_no, p_j2k->m_private_image->numcomps);
3043 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
3044 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3048 if (p_header_size != 0) {
3049 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
3056 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
3057 opj_stream_private_t *p_stream,
3058 opj_event_mgr_t * p_manager
3061 OPJ_UINT32 l_nb_comp;
3062 OPJ_UINT32 l_nb_poc;
3063 OPJ_UINT32 l_poc_size;
3064 OPJ_UINT32 l_written_size = 0;
3065 opj_tcp_t *l_tcp = 00;
3066 OPJ_UINT32 l_poc_room;
3069 assert(p_j2k != 00);
3070 assert(p_manager != 00);
3071 assert(p_stream != 00);
3073 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3074 l_nb_comp = p_j2k->m_private_image->numcomps;
3075 l_nb_poc = 1 + l_tcp->numpocs;
3077 if (l_nb_comp <= 256) {
3083 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3085 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3086 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
3087 if (! new_header_tile_data) {
3088 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3089 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3090 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3091 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
3094 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3095 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
3098 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
3100 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) {
3107 static void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
3109 OPJ_UINT32 * p_data_written,
3110 opj_event_mgr_t * p_manager
3114 OPJ_BYTE * l_current_data = 00;
3115 OPJ_UINT32 l_nb_comp;
3116 OPJ_UINT32 l_nb_poc;
3117 OPJ_UINT32 l_poc_size;
3118 opj_image_t *l_image = 00;
3119 opj_tcp_t *l_tcp = 00;
3120 opj_tccp_t *l_tccp = 00;
3121 opj_poc_t *l_current_poc = 00;
3122 OPJ_UINT32 l_poc_room;
3125 assert(p_j2k != 00);
3126 assert(p_manager != 00);
3128 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
3129 l_tccp = &l_tcp->tccps[0];
3130 l_image = p_j2k->m_private_image;
3131 l_nb_comp = l_image->numcomps;
3132 l_nb_poc = 1 + l_tcp->numpocs;
3134 if (l_nb_comp <= 256) {
3141 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
3143 l_current_data = p_data;
3145 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
3146 l_current_data += 2;
3148 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
3149 l_current_data += 2;
3151 l_current_poc = l_tcp->pocs;
3152 for (i = 0; i < l_nb_poc; ++i) {
3153 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
3156 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
3157 l_current_data+=l_poc_room;
3159 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
3162 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
3165 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
3166 l_current_data+=l_poc_room;
3168 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
3171 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3172 l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
3173 l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
3174 l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
3179 *p_data_written = l_poc_size;
3182 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3184 opj_tcp_t * l_tcp = 00;
3185 OPJ_UINT32 l_nb_tiles = 0;
3186 OPJ_UINT32 l_max_poc = 0;
3189 l_tcp = p_j2k->m_cp.tcps;
3190 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3192 for (i=0;i<l_nb_tiles;++i) {
3193 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
3199 return 4 + 9 * l_max_poc;
3202 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
3205 OPJ_UINT32 l_nb_tiles;
3206 OPJ_UINT32 l_max = 0;
3207 opj_tcp_t * l_tcp = 00;
3209 l_tcp = p_j2k->m_cp.tcps;
3210 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3212 for (i=0;i<l_nb_tiles;++i) {
3213 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3221 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3223 OPJ_UINT32 l_nb_bytes = 0;
3224 OPJ_UINT32 l_nb_comps;
3225 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3227 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3228 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3230 if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
3231 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3232 l_nb_bytes += l_nb_comps * l_coc_bytes;
3234 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3235 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3238 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3240 /*** DEVELOPER CORNER, Add room for your headers ***/
3246 * Reads a POC marker (Progression Order Change)
3248 * @param p_header_data the data contained in the POC box.
3249 * @param p_j2k the jpeg2000 codec.
3250 * @param p_header_size the size of the data contained in the POC marker.
3251 * @param p_manager the user event manager.
3253 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3254 OPJ_BYTE * p_header_data,
3255 OPJ_UINT32 p_header_size,
3256 opj_event_mgr_t * p_manager
3259 OPJ_UINT32 i, l_nb_comp, l_tmp;
3260 opj_image_t * l_image = 00;
3261 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3262 OPJ_UINT32 l_chunk_size, l_comp_room;
3264 opj_cp_t *l_cp = 00;
3265 opj_tcp_t *l_tcp = 00;
3266 opj_poc_t *l_current_poc = 00;
3269 assert(p_header_data != 00);
3270 assert(p_j2k != 00);
3271 assert(p_manager != 00);
3273 l_image = p_j2k->m_private_image;
3274 l_nb_comp = l_image->numcomps;
3275 if (l_nb_comp <= 256) {
3281 l_chunk_size = 5 + 2 * l_comp_room;
3282 l_current_poc_nb = p_header_size / l_chunk_size;
3283 l_current_poc_remaining = p_header_size % l_chunk_size;
3285 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3286 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3290 l_cp = &(p_j2k->m_cp);
3291 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3292 &l_cp->tcps[p_j2k->m_current_tile_number] :
3293 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3294 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3295 l_current_poc_nb += l_old_poc_nb;
3297 if(l_current_poc_nb >= 32)
3299 opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
3302 assert(l_current_poc_nb < 32);
3304 /* now poc is in use.*/
3307 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3308 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3309 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3311 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3312 p_header_data+=l_comp_room;
3313 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3314 /* make sure layer end is in acceptable bounds */
3315 l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
3317 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3319 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3320 p_header_data+=l_comp_room;
3321 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3323 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3324 /* make sure comp is in acceptable bounds */
3325 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3329 l_tcp->numpocs = l_current_poc_nb - 1;
3334 * Reads a CRG marker (Component registration)
3336 * @param p_header_data the data contained in the TLM box.
3337 * @param p_j2k the jpeg2000 codec.
3338 * @param p_header_size the size of the data contained in the TLM marker.
3339 * @param p_manager the user event manager.
3341 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3342 OPJ_BYTE * p_header_data,
3343 OPJ_UINT32 p_header_size,
3344 opj_event_mgr_t * p_manager
3347 OPJ_UINT32 l_nb_comp;
3349 assert(p_header_data != 00);
3350 assert(p_j2k != 00);
3351 assert(p_manager != 00);
3353 l_nb_comp = p_j2k->m_private_image->numcomps;
3355 if (p_header_size != l_nb_comp *4) {
3356 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3359 /* Do not care of this at the moment since only local variables are set here */
3362 (i = 0; i < l_nb_comp; ++i)
3364 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3366 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3374 * Reads a TLM marker (Tile Length Marker)
3376 * @param p_header_data the data contained in the TLM box.
3377 * @param p_j2k the jpeg2000 codec.
3378 * @param p_header_size the size of the data contained in the TLM marker.
3379 * @param p_manager the user event manager.
3381 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3382 OPJ_BYTE * p_header_data,
3383 OPJ_UINT32 p_header_size,
3384 opj_event_mgr_t * p_manager
3387 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3389 assert(p_header_data != 00);
3390 assert(p_j2k != 00);
3391 assert(p_manager != 00);
3393 if (p_header_size < 2) {
3394 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3399 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3401 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3404 l_ST = ((l_Stlm >> 4) & 0x3);
3405 l_SP = (l_Stlm >> 6) & 0x1;
3407 l_Ptlm_size = (l_SP + 1) * 2;
3408 l_quotient = l_Ptlm_size + l_ST;
3410 l_tot_num_tp_remaining = p_header_size % l_quotient;
3412 if (l_tot_num_tp_remaining != 0) {
3413 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3416 /* FIXME Do not care of this at the moment since only local variables are set here */
3419 (i = 0; i < l_tot_num_tp; ++i)
3421 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3422 p_header_data += l_ST;
3423 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3424 p_header_data += l_Ptlm_size;
3430 * Reads a PLM marker (Packet length, main header marker)
3432 * @param p_header_data the data contained in the TLM box.
3433 * @param p_j2k the jpeg2000 codec.
3434 * @param p_header_size the size of the data contained in the TLM marker.
3435 * @param p_manager the user event manager.
3437 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3438 OPJ_BYTE * p_header_data,
3439 OPJ_UINT32 p_header_size,
3440 opj_event_mgr_t * p_manager
3444 assert(p_header_data != 00);
3445 assert(p_j2k != 00);
3446 assert(p_manager != 00);
3448 if (p_header_size < 1) {
3449 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3452 /* Do not care of this at the moment since only local variables are set here */
3454 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3461 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3463 p_header_size -= (1+l_Nplm);
3467 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3471 (i = 0; i < l_Nplm; ++i)
3473 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3475 // take only the last seven bytes
3476 l_packet_len |= (l_tmp & 0x7f);
3484 // store packet length and proceed to next packet
3491 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3500 * Reads a PLT marker (Packet length, tile-part header)
3502 * @param p_header_data the data contained in the PLT box.
3503 * @param p_j2k the jpeg2000 codec.
3504 * @param p_header_size the size of the data contained in the PLT marker.
3505 * @param p_manager the user event manager.
3507 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3508 OPJ_BYTE * p_header_data,
3509 OPJ_UINT32 p_header_size,
3510 opj_event_mgr_t * p_manager
3513 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3516 assert(p_header_data != 00);
3517 assert(p_j2k != 00);
3518 assert(p_manager != 00);
3520 if (p_header_size < 1) {
3521 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3525 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3529 for (i = 0; i < p_header_size; ++i) {
3530 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3532 /* take only the last seven bytes */
3533 l_packet_len |= (l_tmp & 0x7f);
3538 /* store packet length and proceed to next packet */
3543 if (l_packet_len != 0) {
3544 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3552 * Reads a PPM marker (Packed packet headers, main header)
3554 * @param p_header_data the data contained in the POC box.
3555 * @param p_j2k the jpeg2000 codec.
3556 * @param p_header_size the size of the data contained in the POC marker.
3557 * @param p_manager the user event manager.
3560 static OPJ_BOOL opj_j2k_read_ppm (
3562 OPJ_BYTE * p_header_data,
3563 OPJ_UINT32 p_header_size,
3564 opj_event_mgr_t * p_manager )
3566 opj_cp_t *l_cp = 00;
3570 assert(p_header_data != 00);
3571 assert(p_j2k != 00);
3572 assert(p_manager != 00);
3574 /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
3575 if (p_header_size < 2) {
3576 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3580 l_cp = &(p_j2k->m_cp);
3583 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3587 /* check allocation needed */
3588 if (l_cp->ppm_markers == NULL) { /* first PPM marker */
3589 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3590 assert(l_cp->ppm_markers_count == 0U);
3592 l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3593 if (l_cp->ppm_markers == NULL) {
3594 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3597 l_cp->ppm_markers_count = l_newCount;
3598 } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
3599 OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
3600 opj_ppx *new_ppm_markers;
3601 new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers, l_newCount * sizeof(opj_ppx));
3602 if (new_ppm_markers == NULL) {
3603 /* clean up to be done on l_cp destruction */
3604 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3607 l_cp->ppm_markers = new_ppm_markers;
3608 memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0, (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
3609 l_cp->ppm_markers_count = l_newCount;
3612 if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
3613 /* clean up to be done on l_cp destruction */
3614 opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
3618 l_cp->ppm_markers[l_Z_ppm].m_data = opj_malloc(p_header_size);
3619 if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
3620 /* clean up to be done on l_cp destruction */
3621 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3624 l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
3625 memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
3631 * Merges all PPM markers read (Packed headers, main header)
3633 * @param p_cp main coding parameters.
3634 * @param p_manager the user event manager.
3636 static OPJ_BOOL opj_j2k_merge_ppm ( opj_cp_t *p_cp, opj_event_mgr_t * p_manager )
3638 OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
3642 assert(p_manager != 00);
3643 assert(p_cp->ppm_buffer == NULL);
3645 if (p_cp->ppm == 0U) {
3649 l_ppm_data_size = 0U;
3650 l_N_ppm_remaining = 0U;
3651 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3652 if (p_cp->ppm_markers[i].m_data != NULL) { /* standard doesn't seem to require contiguous Zppm */
3654 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3655 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3657 if (l_N_ppm_remaining >= l_data_size) {
3658 l_N_ppm_remaining -= l_data_size;
3661 l_data += l_N_ppm_remaining;
3662 l_data_size -= l_N_ppm_remaining;
3663 l_N_ppm_remaining = 0U;
3666 if (l_data_size > 0U) {
3670 if (l_data_size < 4U) {
3671 /* clean up to be done on l_cp destruction */
3672 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3675 opj_read_bytes(l_data, &l_N_ppm, 4);
3678 l_ppm_data_size += l_N_ppm; /* can't overflow, max 256 markers of max 65536 bytes, that is when PPM markers are not corrupted which is checked elsewhere */
3680 if (l_data_size >= l_N_ppm) {
3681 l_data_size -= l_N_ppm;
3684 l_N_ppm_remaining = l_N_ppm - l_data_size;
3687 } while (l_data_size > 0U);
3692 if (l_N_ppm_remaining != 0U) {
3693 /* clean up to be done on l_cp destruction */
3694 opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
3698 p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
3699 if (p_cp->ppm_buffer == 00) {
3700 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
3703 p_cp->ppm_len = l_ppm_data_size;
3704 l_ppm_data_size = 0U;
3705 l_N_ppm_remaining = 0U;
3706 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
3707 if (p_cp->ppm_markers[i].m_data != NULL) { /* standard doesn't seem to require contiguous Zppm */
3709 OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
3710 const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
3712 if (l_N_ppm_remaining >= l_data_size) {
3713 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3714 l_ppm_data_size += l_data_size;
3715 l_N_ppm_remaining -= l_data_size;
3718 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
3719 l_ppm_data_size += l_N_ppm_remaining;
3720 l_data += l_N_ppm_remaining;
3721 l_data_size -= l_N_ppm_remaining;
3722 l_N_ppm_remaining = 0U;
3725 if (l_data_size > 0U) {
3729 if (l_data_size < 4U) {
3730 /* clean up to be done on l_cp destruction */
3731 opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
3734 opj_read_bytes(l_data, &l_N_ppm, 4);
3738 if (l_data_size >= l_N_ppm) {
3739 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
3740 l_ppm_data_size += l_N_ppm;
3741 l_data_size -= l_N_ppm;
3744 memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
3745 l_ppm_data_size += l_data_size;
3746 l_N_ppm_remaining = l_N_ppm - l_data_size;
3749 } while (l_data_size > 0U);
3751 opj_free(p_cp->ppm_markers[i].m_data);
3752 p_cp->ppm_markers[i].m_data = NULL;
3753 p_cp->ppm_markers[i].m_data_size = 0U;
3757 p_cp->ppm_data = p_cp->ppm_buffer;
3758 p_cp->ppm_data_size = p_cp->ppm_len;
3760 p_cp->ppm_markers_count = 0U;
3761 opj_free(p_cp->ppm_markers);
3762 p_cp->ppm_markers = NULL;
3768 * Reads a PPT marker (Packed packet headers, tile-part header)
3770 * @param p_header_data the data contained in the PPT box.
3771 * @param p_j2k the jpeg2000 codec.
3772 * @param p_header_size the size of the data contained in the PPT marker.
3773 * @param p_manager the user event manager.
3775 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3776 OPJ_BYTE * p_header_data,
3777 OPJ_UINT32 p_header_size,
3778 opj_event_mgr_t * p_manager
3781 opj_cp_t *l_cp = 00;
3782 opj_tcp_t *l_tcp = 00;
3786 assert(p_header_data != 00);
3787 assert(p_j2k != 00);
3788 assert(p_manager != 00);
3790 /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
3791 if (p_header_size < 2) {
3792 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3796 l_cp = &(p_j2k->m_cp);
3798 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3802 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3805 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3809 /* check allocation needed */
3810 if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
3811 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
3812 assert(l_tcp->ppt_markers_count == 0U);
3814 l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
3815 if (l_tcp->ppt_markers == NULL) {
3816 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3819 l_tcp->ppt_markers_count = l_newCount;
3820 } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
3821 OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
3822 opj_ppx *new_ppt_markers;
3823 new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers, l_newCount * sizeof(opj_ppx));
3824 if (new_ppt_markers == NULL) {
3825 /* clean up to be done on l_tcp destruction */
3826 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3829 l_tcp->ppt_markers = new_ppt_markers;
3830 memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0, (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
3831 l_tcp->ppt_markers_count = l_newCount;
3834 if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
3835 /* clean up to be done on l_tcp destruction */
3836 opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
3840 l_tcp->ppt_markers[l_Z_ppt].m_data = opj_malloc(p_header_size);
3841 if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
3842 /* clean up to be done on l_tcp destruction */
3843 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3846 l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
3847 memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
3852 * Merges all PPT markers read (Packed packet headers, tile-part header)
3854 * @param p_tcp the tile.
3855 * @param p_manager the user event manager.
3857 static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
3859 OPJ_UINT32 i, l_ppt_data_size;
3861 assert(p_tcp != 00);
3862 assert(p_manager != 00);
3863 assert(p_tcp->ppt_buffer == NULL);
3865 if (p_tcp->ppt == 0U) {
3869 l_ppt_data_size = 0U;
3870 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
3871 l_ppt_data_size += p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
3874 p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
3875 if (p_tcp->ppt_buffer == 00) {
3876 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3879 p_tcp->ppt_len = l_ppt_data_size;
3880 l_ppt_data_size = 0U;
3881 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
3882 if (p_tcp->ppt_markers[i].m_data != NULL) { /* standard doesn't seem to require contiguous Zppt */
3883 memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data, p_tcp->ppt_markers[i].m_data_size);
3884 l_ppt_data_size += p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
3886 opj_free(p_tcp->ppt_markers[i].m_data);
3887 p_tcp->ppt_markers[i].m_data = NULL;
3888 p_tcp->ppt_markers[i].m_data_size = 0U;
3892 p_tcp->ppt_markers_count = 0U;
3893 opj_free(p_tcp->ppt_markers);
3894 p_tcp->ppt_markers = NULL;
3896 p_tcp->ppt_data = p_tcp->ppt_buffer;
3897 p_tcp->ppt_data_size = p_tcp->ppt_len;
3901 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3902 opj_stream_private_t *p_stream,
3903 opj_event_mgr_t * p_manager
3906 OPJ_BYTE * l_current_data = 00;
3907 OPJ_UINT32 l_tlm_size;
3910 assert(p_j2k != 00);
3911 assert(p_manager != 00);
3912 assert(p_stream != 00);
3914 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3916 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3917 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3918 if (! new_header_tile_data) {
3919 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3920 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3921 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3922 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3925 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3926 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3929 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3931 /* change the way data is written to avoid seeking if possible */
3933 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3935 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3936 l_current_data += 2;
3938 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3939 l_current_data += 2;
3941 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3944 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3947 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3948 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) {
3955 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
3957 OPJ_UINT32 * p_data_written,
3958 const opj_stream_private_t *p_stream,
3959 opj_event_mgr_t * p_manager
3963 assert(p_j2k != 00);
3964 assert(p_manager != 00);
3965 assert(p_stream != 00);
3967 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3970 opj_write_bytes(p_data,10,2); /* Lsot */
3973 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
3979 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
3982 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
3987 /* update markers struct */
3989 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
3991 assert( 0 && "TODO" );
3992 #endif /* USE_JPWL */
3994 * p_data_written = 12;
3999 static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
4000 OPJ_UINT32 p_header_size,
4001 OPJ_UINT32* p_tile_no,
4002 OPJ_UINT32* p_tot_len,
4003 OPJ_UINT32* p_current_part,
4004 OPJ_UINT32* p_num_parts,
4005 opj_event_mgr_t * p_manager )
4008 assert(p_header_data != 00);
4009 assert(p_manager != 00);
4011 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
4012 if (p_header_size != 8) {
4013 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4017 opj_read_bytes(p_header_data,p_tile_no,2); /* Isot */
4019 opj_read_bytes(p_header_data,p_tot_len,4); /* Psot */
4021 opj_read_bytes(p_header_data,p_current_part,1); /* TPsot */
4023 opj_read_bytes(p_header_data,p_num_parts ,1); /* TNsot */
4028 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
4029 OPJ_BYTE * p_header_data,
4030 OPJ_UINT32 p_header_size,
4031 opj_event_mgr_t * p_manager )
4033 opj_cp_t *l_cp = 00;
4034 opj_tcp_t *l_tcp = 00;
4035 OPJ_UINT32 l_tot_len, l_num_parts = 0;
4036 OPJ_UINT32 l_current_part;
4037 OPJ_UINT32 l_tile_x,l_tile_y;
4041 assert(p_j2k != 00);
4042 assert(p_manager != 00);
4044 if (! opj_j2k_get_sot_values(p_header_data, p_header_size, &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
4045 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
4049 l_cp = &(p_j2k->m_cp);
4051 /* testcase 2.pdf.SIGFPE.706.1112 */
4052 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
4053 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number);
4057 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
4058 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
4059 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
4062 if (l_cp->correct) {
4064 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
4065 static OPJ_UINT32 backup_tileno = 0;
4067 /* tileno is negative or larger than the number of tiles!!! */
4068 if (tileno > (l_cp->tw * l_cp->th)) {
4069 opj_event_msg(p_manager, EVT_ERROR,
4070 "JPWL: bad tile number (%d out of a maximum of %d)\n",
4071 tileno, (l_cp->tw * l_cp->th));
4073 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4076 /* we try to correct */
4077 tileno = backup_tileno;
4078 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4079 "- setting tile number to %d\n",
4083 /* keep your private count of tiles */
4086 #endif /* USE_JPWL */
4088 /* look for the tile in the list of already processed tile (in parts). */
4089 /* Optimization possible here with a more complex data structure and with the removing of tiles */
4090 /* since the time taken by this function can only grow at the time */
4092 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
4093 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
4095 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
4097 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
4101 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
4107 if (l_cp->correct) {
4109 /* totlen is negative or larger than the bytes left!!! */
4110 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))) { */
4111 opj_event_msg(p_manager, EVT_ERROR,
4112 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
4113 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
4115 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4118 /* we try to correct */
4120 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
4121 "- setting Psot to %d => assuming it is the last tile\n",
4125 #endif /* USE_JPWL */
4127 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
4129 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
4130 "we assuming it is the last tile-part of the codestream.\n");
4131 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4134 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
4135 l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
4136 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4137 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4138 if (l_tcp->m_nb_tile_parts) {
4139 if (l_current_part >= l_tcp->m_nb_tile_parts){
4140 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4141 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
4142 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4146 if( l_current_part >= l_num_parts ) {
4147 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4148 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
4149 "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts );
4150 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4153 l_tcp->m_nb_tile_parts = l_num_parts;
4156 /* If know the number of tile part header we will check if we didn't read the last*/
4157 if (l_tcp->m_nb_tile_parts) {
4158 if (l_tcp->m_nb_tile_parts == (l_current_part+1)) {
4159 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
4163 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
4164 /* Keep the size of data to skip after this marker */
4165 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
4168 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4169 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4172 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4174 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4175 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4176 p_j2k->m_specific_param.m_decoder.m_skip_data =
4177 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4178 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4179 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4180 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4183 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
4184 p_j2k->m_specific_param.m_decoder.m_skip_data =
4185 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4189 if (p_j2k->cstr_index)
4191 assert(p_j2k->cstr_index->tile_index != 00);
4192 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4193 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
4195 if (l_num_parts != 0){
4196 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
4197 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
4199 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4200 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4201 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4202 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4203 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4208 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4209 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4210 if (! new_tp_index) {
4211 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4212 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4213 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4216 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4220 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4222 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4223 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4224 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4225 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4226 sizeof(opj_tp_index_t));
4227 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4228 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4229 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4234 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4235 opj_tp_index_t *new_tp_index;
4236 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1;
4237 new_tp_index = (opj_tp_index_t *) opj_realloc(
4238 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4239 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4240 if (! new_tp_index) {
4241 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4242 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4243 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4244 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n");
4247 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4255 /* 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 */
4256 /* if (p_j2k->cstr_info) {
4259 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4262 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4263 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4264 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4265 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4268 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4271 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4275 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4278 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4279 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4280 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4285 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4286 opj_tcd_t * p_tile_coder,
4288 OPJ_UINT32 * p_data_written,
4289 OPJ_UINT32 p_total_data_size,
4290 const opj_stream_private_t *p_stream,
4291 opj_event_mgr_t * p_manager
4294 opj_codestream_info_t *l_cstr_info = 00;
4295 OPJ_UINT32 l_remaining_data;
4298 assert(p_j2k != 00);
4299 assert(p_manager != 00);
4300 assert(p_stream != 00);
4302 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4305 /* make room for the EOF marker */
4306 l_remaining_data = p_total_data_size - 4;
4308 /* update tile coder */
4309 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4310 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4313 /* TODO mergeV2: check this part which use cstr_info */
4314 /*l_cstr_info = p_j2k->cstr_info;
4316 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4317 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4318 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4324 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4326 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4331 /* update markers struct */
4332 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4334 assert( 0 && "TODO" );
4335 #endif /* USE_JPWL */
4340 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4341 p_tile_coder->tcd_image->tiles->packno = 0;
4343 l_cstr_info->packno = 0;
4347 *p_data_written = 0;
4349 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)) {
4350 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4354 *p_data_written += 2;
4359 static OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4360 opj_stream_private_t *p_stream,
4361 opj_event_mgr_t * p_manager
4364 OPJ_SIZE_T l_current_read_size;
4365 opj_codestream_index_t * l_cstr_index = 00;
4366 OPJ_BYTE ** l_current_data = 00;
4367 opj_tcp_t * l_tcp = 00;
4368 OPJ_UINT32 * l_tile_len = 00;
4369 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4372 assert(p_j2k != 00);
4373 assert(p_manager != 00);
4374 assert(p_stream != 00);
4376 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4378 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4379 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4380 // but we are in the last tile part,
4381 // so its result will fit on OPJ_UINT32 unless we find
4382 // a file with a single tile part of more than 4 GB...*/
4383 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4386 /* Check to avoid pass the limit of OPJ_UINT32 */
4387 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4388 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4390 /* MSD: case commented to support empty SOT marker (PHR data) */
4394 l_current_data = &(l_tcp->m_data);
4395 l_tile_len = &l_tcp->m_data_size;
4397 /* Patch to support new PHR data */
4398 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4399 /* If we are here, we'll try to read the data after allocation */
4400 /* Check enough bytes left in stream before allocation */
4401 if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length > opj_stream_get_number_byte_left(p_stream)) {
4402 opj_event_msg(p_manager, EVT_ERROR, "Tile part length size inconsistent with stream length\n");
4405 if (! *l_current_data) {
4406 /* LH: oddly enough, in this path, l_tile_len!=0.
4407 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4409 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4412 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);
4413 if (! l_new_current_data) {
4414 opj_free(*l_current_data);
4415 /*nothing more is done as l_current_data will be set to null, and just
4416 afterward we enter in the error path
4417 and the actual tile_len is updated (committed) at the end of the
4420 *l_current_data = l_new_current_data;
4423 if (*l_current_data == 00) {
4424 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4429 l_sot_length_pb_detected = OPJ_TRUE;
4433 l_cstr_index = p_j2k->cstr_index;
4435 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4437 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4438 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4440 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4441 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4443 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4447 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4448 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4452 /*l_cstr_index->packno = 0;*/
4455 /* Patch to support new PHR data */
4456 if (!l_sot_length_pb_detected) {
4457 l_current_read_size = opj_stream_read_data(
4459 *l_current_data + *l_tile_len,
4460 p_j2k->m_specific_param.m_decoder.m_sot_length,
4465 l_current_read_size = 0;
4468 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4469 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4472 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4475 *l_tile_len += (OPJ_UINT32)l_current_read_size;
4480 static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4481 OPJ_UINT32 p_tile_no,
4482 OPJ_UINT32 p_comp_no,
4483 OPJ_UINT32 nb_comps,
4484 opj_stream_private_t *p_stream,
4485 opj_event_mgr_t * p_manager
4488 OPJ_BYTE * l_current_data = 00;
4489 OPJ_UINT32 l_rgn_size;
4490 opj_cp_t *l_cp = 00;
4491 opj_tcp_t *l_tcp = 00;
4492 opj_tccp_t *l_tccp = 00;
4493 OPJ_UINT32 l_comp_room;
4496 assert(p_j2k != 00);
4497 assert(p_manager != 00);
4498 assert(p_stream != 00);
4500 l_cp = &(p_j2k->m_cp);
4501 l_tcp = &l_cp->tcps[p_tile_no];
4502 l_tccp = &l_tcp->tccps[p_comp_no];
4504 if (nb_comps <= 256) {
4511 l_rgn_size = 6 + l_comp_room;
4513 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4515 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4516 l_current_data += 2;
4518 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4519 l_current_data += 2;
4521 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4522 l_current_data+=l_comp_room;
4524 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4527 opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,1); /* SPrgn */
4530 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) {
4537 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4538 opj_stream_private_t *p_stream,
4539 opj_event_mgr_t * p_manager
4543 assert(p_j2k != 00);
4544 assert(p_manager != 00);
4545 assert(p_stream != 00);
4547 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4551 /* update markers struct */
4553 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4555 #endif /* USE_JPWL */
4557 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4561 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4569 * Reads a RGN marker (Region Of Interest)
4571 * @param p_header_data the data contained in the POC box.
4572 * @param p_j2k the jpeg2000 codec.
4573 * @param p_header_size the size of the data contained in the POC marker.
4574 * @param p_manager the user event manager.
4576 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4577 OPJ_BYTE * p_header_data,
4578 OPJ_UINT32 p_header_size,
4579 opj_event_mgr_t * p_manager
4582 OPJ_UINT32 l_nb_comp;
4583 opj_image_t * l_image = 00;
4585 opj_cp_t *l_cp = 00;
4586 opj_tcp_t *l_tcp = 00;
4587 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4590 assert(p_header_data != 00);
4591 assert(p_j2k != 00);
4592 assert(p_manager != 00);
4594 l_image = p_j2k->m_private_image;
4595 l_nb_comp = l_image->numcomps;
4597 if (l_nb_comp <= 256) {
4602 if (p_header_size != 2 + l_comp_room) {
4603 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4607 l_cp = &(p_j2k->m_cp);
4608 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4609 &l_cp->tcps[p_j2k->m_current_tile_number] :
4610 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4612 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4613 p_header_data+=l_comp_room;
4614 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4618 if (l_cp->correct) {
4619 /* totlen is negative or larger than the bytes left!!! */
4620 if (l_comp_room >= l_nb_comp) {
4621 opj_event_msg(p_manager, EVT_ERROR,
4622 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4623 l_comp_room, l_nb_comp);
4624 if (!JPWL_ASSUME || JPWL_ASSUME) {
4625 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4630 #endif /* USE_JPWL */
4632 /* testcase 3635.pdf.asan.77.2930 */
4633 if (l_comp_no >= l_nb_comp) {
4634 opj_event_msg(p_manager, EVT_ERROR,
4635 "bad component number in RGN (%d when there are only %d)\n",
4636 l_comp_no, l_nb_comp);
4640 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4647 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4649 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4652 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4658 static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4659 opj_stream_private_t *p_stream,
4660 opj_event_mgr_t * p_manager )
4662 opj_cp_t * l_cp = 00;
4663 opj_image_t * l_image = 00;
4664 opj_tcp_t * l_tcp = 00;
4665 opj_image_comp_t * l_img_comp = 00;
4668 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4669 OPJ_FLOAT32 * l_rates = 0;
4670 OPJ_FLOAT32 l_sot_remove;
4671 OPJ_UINT32 l_bits_empty, l_size_pixel;
4672 OPJ_UINT32 l_tile_size = 0;
4673 OPJ_UINT32 l_last_res;
4674 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4677 assert(p_j2k != 00);
4678 assert(p_manager != 00);
4679 assert(p_stream != 00);
4681 l_cp = &(p_j2k->m_cp);
4682 l_image = p_j2k->m_private_image;
4685 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4686 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4687 l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(l_cp->th * l_cp->tw);
4689 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4690 l_tp_stride_func = opj_j2k_get_tp_stride;
4693 l_tp_stride_func = opj_j2k_get_default_stride;
4696 for (i=0;i<l_cp->th;++i) {
4697 for (j=0;j<l_cp->tw;++j) {
4698 OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / (OPJ_FLOAT32)l_tcp->numlayers;
4700 /* 4 borders of the tile rescale on the image if necessary */
4701 l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), (OPJ_INT32)l_image->x0);
4702 l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), (OPJ_INT32)l_image->y0);
4703 l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1);
4704 l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1);
4706 l_rates = l_tcp->rates;
4708 /* Modification of the RATE >> */
4710 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4712 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4720 for (k = 1; k < l_tcp->numlayers; ++k) {
4722 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0)))
4724 ((*l_rates) * (OPJ_FLOAT32)l_bits_empty)
4740 for (i=0;i<l_cp->th;++i) {
4741 for (j=0;j<l_cp->tw;++j) {
4742 l_rates = l_tcp->rates;
4745 *l_rates -= l_sot_remove;
4747 if (*l_rates < 30) {
4754 l_last_res = l_tcp->numlayers - 1;
4756 for (k = 1; k < l_last_res; ++k) {
4759 *l_rates -= l_sot_remove;
4761 if (*l_rates < *(l_rates - 1) + 10) {
4762 *l_rates = (*(l_rates - 1)) + 20;
4770 *l_rates -= (l_sot_remove + 2.f);
4772 if (*l_rates < *(l_rates - 1) + 10) {
4773 *l_rates = (*(l_rates - 1)) + 20;
4781 l_img_comp = l_image->comps;
4784 for (i=0;i<l_image->numcomps;++i) {
4785 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4787 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4795 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4797 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4799 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4800 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4801 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4802 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4806 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
4807 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4808 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4809 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4813 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4814 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4821 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4822 opj_stream_private_t *p_stream,
4823 opj_event_mgr_t * p_manager )
4826 opj_tcd_t * l_tcd = 00;
4827 OPJ_UINT32 l_nb_tiles;
4828 opj_tcp_t * l_tcp = 00;
4832 assert(p_j2k != 00);
4833 assert(p_manager != 00);
4834 assert(p_stream != 00);
4836 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4837 l_tcp = p_j2k->m_cp.tcps;
4839 l_tcd = opj_tcd_create(OPJ_TRUE);
4841 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4845 for (i = 0; i < l_nb_tiles; ++i) {
4846 if (l_tcp->m_data) {
4847 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4848 opj_tcd_destroy(l_tcd);
4849 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4853 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4857 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4862 opj_j2k_tcp_destroy(l_tcp);
4866 opj_tcd_destroy(l_tcd);
4871 static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4872 struct opj_stream_private *p_stream,
4873 struct opj_event_mgr * p_manager )
4876 assert(p_j2k != 00);
4877 assert(p_manager != 00);
4878 assert(p_stream != 00);
4880 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4885 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4886 struct opj_stream_private *p_stream,
4887 struct opj_event_mgr * p_manager )
4890 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4891 opj_mct_data_t * l_mct_record;
4895 assert(p_j2k != 00);
4896 assert(p_stream != 00);
4897 assert(p_manager != 00);
4899 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4903 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4904 l_mct_record = l_tcp->m_mct_records;
4906 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4908 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4915 l_mcc_record = l_tcp->m_mcc_records;
4917 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4919 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4926 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4933 static OPJ_BOOL opj_j2k_write_all_coc(
4935 struct opj_stream_private *p_stream,
4936 struct opj_event_mgr * p_manager )
4941 assert(p_j2k != 00);
4942 assert(p_manager != 00);
4943 assert(p_stream != 00);
4945 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno)
4947 /* cod is first component of first tile */
4948 if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
4949 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4958 static OPJ_BOOL opj_j2k_write_all_qcc(
4960 struct opj_stream_private *p_stream,
4961 struct opj_event_mgr * p_manager )
4966 assert(p_j2k != 00);
4967 assert(p_manager != 00);
4968 assert(p_stream != 00);
4970 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno)
4972 /* qcd is first component of first tile */
4973 if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
4974 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4982 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
4983 struct opj_stream_private *p_stream,
4984 struct opj_event_mgr * p_manager )
4987 const opj_tccp_t *l_tccp = 00;
4990 assert(p_j2k != 00);
4991 assert(p_manager != 00);
4992 assert(p_stream != 00);
4994 l_tccp = p_j2k->m_cp.tcps->tccps;
4996 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4997 if (l_tccp->roishift) {
4999 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
5010 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
5011 struct opj_stream_private *p_stream,
5012 struct opj_event_mgr * p_manager )
5014 opj_codestream_index_t * l_cstr_index = 00;
5017 assert(p_j2k != 00);
5018 assert(p_manager != 00);
5019 assert(p_stream != 00);
5021 l_cstr_index = p_j2k->cstr_index;
5023 l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
5025 /* The following adjustment is done to adjust the codestream size */
5026 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
5027 /* the first bunch of bytes is not in the codestream */
5028 l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
5033 /* preparation of JPWL marker segments */
5037 /* encode according to JPWL */
5038 jpwl_encode(p_j2k, p_stream, image);
5042 assert( 0 && "TODO" );
5043 #endif /* USE_JPWL */
5048 static OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
5049 opj_stream_private_t *p_stream,
5050 OPJ_UINT32 *output_marker,
5051 opj_event_mgr_t * p_manager
5054 OPJ_UINT32 l_unknown_marker;
5055 const opj_dec_memory_marker_handler_t * l_marker_handler;
5056 OPJ_UINT32 l_size_unk = 2;
5059 assert(p_j2k != 00);
5060 assert(p_manager != 00);
5061 assert(p_stream != 00);
5063 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
5066 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
5067 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
5068 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
5072 /* read 2 bytes as the new marker ID*/
5073 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
5075 if (!(l_unknown_marker < 0xff00)) {
5077 /* Get the marker handler from the marker ID*/
5078 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
5080 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
5081 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
5085 if (l_marker_handler->id != J2K_MS_UNK) {
5086 /* Add the marker to the codestream index*/
5087 if (l_marker_handler->id != J2K_MS_SOT)
5089 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
5090 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
5092 if (res == OPJ_FALSE) {
5093 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
5097 break; /* next marker is known and well located */
5105 *output_marker = l_marker_handler->id ;
5110 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
5111 opj_mct_data_t * p_mct_record,
5112 struct opj_stream_private *p_stream,
5113 struct opj_event_mgr * p_manager )
5115 OPJ_UINT32 l_mct_size;
5116 OPJ_BYTE * l_current_data = 00;
5120 assert(p_j2k != 00);
5121 assert(p_manager != 00);
5122 assert(p_stream != 00);
5124 l_mct_size = 10 + p_mct_record->m_data_size;
5126 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5127 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
5128 if (! new_header_tile_data) {
5129 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5130 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5131 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5132 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
5135 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5136 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
5139 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5141 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
5142 l_current_data += 2;
5144 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
5145 l_current_data += 2;
5147 opj_write_bytes(l_current_data,0,2); /* Zmct */
5148 l_current_data += 2;
5150 /* only one marker atm */
5151 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
5153 opj_write_bytes(l_current_data,l_tmp,2);
5154 l_current_data += 2;
5156 opj_write_bytes(l_current_data,0,2); /* Ymct */
5159 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
5161 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) {
5169 * Reads a MCT marker (Multiple Component Transform)
5171 * @param p_header_data the data contained in the MCT box.
5172 * @param p_j2k the jpeg2000 codec.
5173 * @param p_header_size the size of the data contained in the MCT marker.
5174 * @param p_manager the user event manager.
5176 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
5177 OPJ_BYTE * p_header_data,
5178 OPJ_UINT32 p_header_size,
5179 opj_event_mgr_t * p_manager
5183 opj_tcp_t *l_tcp = 00;
5186 opj_mct_data_t * l_mct_data;
5189 assert(p_header_data != 00);
5190 assert(p_j2k != 00);
5192 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5193 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5194 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5196 if (p_header_size < 2) {
5197 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5202 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
5205 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
5209 if(p_header_size <= 6) {
5210 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5214 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5215 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
5218 l_indix = l_tmp & 0xff;
5219 l_mct_data = l_tcp->m_mct_records;
5221 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
5222 if (l_mct_data->m_index == l_indix) {
5229 if (i == l_tcp->m_nb_mct_records) {
5230 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5231 opj_mct_data_t *new_mct_records;
5232 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5234 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));
5235 if (! new_mct_records) {
5236 opj_free(l_tcp->m_mct_records);
5237 l_tcp->m_mct_records = NULL;
5238 l_tcp->m_nb_max_mct_records = 0;
5239 l_tcp->m_nb_mct_records = 0;
5240 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5243 l_tcp->m_mct_records = new_mct_records;
5244 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5245 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
5248 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5249 ++l_tcp->m_nb_mct_records;
5252 if (l_mct_data->m_data) {
5253 opj_free(l_mct_data->m_data);
5254 l_mct_data->m_data = 00;
5257 l_mct_data->m_index = l_indix;
5258 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5259 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5261 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5264 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5270 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5271 if (! l_mct_data->m_data) {
5272 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5275 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5277 l_mct_data->m_data_size = p_header_size;
5282 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5283 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5284 struct opj_stream_private *p_stream,
5285 struct opj_event_mgr * p_manager )
5288 OPJ_UINT32 l_mcc_size;
5289 OPJ_BYTE * l_current_data = 00;
5290 OPJ_UINT32 l_nb_bytes_for_comp;
5295 assert(p_j2k != 00);
5296 assert(p_manager != 00);
5297 assert(p_stream != 00);
5299 if (p_mcc_record->m_nb_comps > 255 ) {
5300 l_nb_bytes_for_comp = 2;
5304 l_nb_bytes_for_comp = 1;
5308 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5309 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5311 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5312 if (! new_header_tile_data) {
5313 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5314 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5315 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5316 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5319 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5320 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5323 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5325 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5326 l_current_data += 2;
5328 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5329 l_current_data += 2;
5332 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5333 l_current_data += 2;
5335 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5338 /* only one marker atm */
5339 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5342 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5345 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5348 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 */
5351 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5352 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5353 l_current_data+=l_nb_bytes_for_comp;
5356 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 */
5359 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5361 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5362 l_current_data+=l_nb_bytes_for_comp;
5365 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5367 if (p_mcc_record->m_decorrelation_array) {
5368 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5371 if (p_mcc_record->m_offset_array) {
5372 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5375 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5378 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) {
5385 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5386 OPJ_BYTE * p_header_data,
5387 OPJ_UINT32 p_header_size,
5388 opj_event_mgr_t * p_manager )
5394 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5395 opj_mct_data_t * l_mct_data;
5396 OPJ_UINT32 l_nb_collections;
5397 OPJ_UINT32 l_nb_comps;
5398 OPJ_UINT32 l_nb_bytes_by_comp;
5401 assert(p_header_data != 00);
5402 assert(p_j2k != 00);
5403 assert(p_manager != 00);
5405 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5406 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5407 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5409 if (p_header_size < 2) {
5410 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5415 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5418 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5422 if (p_header_size < 7) {
5423 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5427 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5430 l_mcc_record = l_tcp->m_mcc_records;
5432 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5433 if (l_mcc_record->m_index == l_indix) {
5440 if (i == l_tcp->m_nb_mcc_records) {
5441 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5442 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5443 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5445 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5446 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5447 if (! new_mcc_records) {
5448 opj_free(l_tcp->m_mcc_records);
5449 l_tcp->m_mcc_records = NULL;
5450 l_tcp->m_nb_max_mcc_records = 0;
5451 l_tcp->m_nb_mcc_records = 0;
5452 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5455 l_tcp->m_mcc_records = new_mcc_records;
5456 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5457 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));
5459 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5461 l_mcc_record->m_index = l_indix;
5463 /* only one marker atm */
5464 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5467 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5471 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5474 if (l_nb_collections > 1) {
5475 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5481 for (i=0;i<l_nb_collections;++i) {
5482 if (p_header_size < 3) {
5483 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5487 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5491 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5495 opj_read_bytes(p_header_data,&l_nb_comps,2);
5500 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5501 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5503 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5504 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5508 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5510 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5511 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5512 p_header_data+=l_nb_bytes_by_comp;
5515 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5520 opj_read_bytes(p_header_data,&l_nb_comps,2);
5523 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5524 l_nb_comps &= 0x7fff;
5526 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5527 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5531 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5532 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5536 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5538 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5539 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5540 p_header_data+=l_nb_bytes_by_comp;
5543 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5548 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5551 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5552 l_mcc_record->m_decorrelation_array = 00;
5553 l_mcc_record->m_offset_array = 00;
5555 l_indix = l_tmp & 0xff;
5557 l_mct_data = l_tcp->m_mct_records;
5558 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5559 if (l_mct_data->m_index == l_indix) {
5560 l_mcc_record->m_decorrelation_array = l_mct_data;
5566 if (l_mcc_record->m_decorrelation_array == 00) {
5567 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5572 l_indix = (l_tmp >> 8) & 0xff;
5574 l_mct_data = l_tcp->m_mct_records;
5575 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5576 if (l_mct_data->m_index == l_indix) {
5577 l_mcc_record->m_offset_array = l_mct_data;
5583 if (l_mcc_record->m_offset_array == 00) {
5584 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5590 if (p_header_size != 0) {
5591 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5595 ++l_tcp->m_nb_mcc_records;
5600 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5601 struct opj_stream_private *p_stream,
5602 struct opj_event_mgr * p_manager
5605 OPJ_BYTE * l_current_data = 00;
5606 OPJ_UINT32 l_mco_size;
5607 opj_tcp_t * l_tcp = 00;
5608 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5612 assert(p_j2k != 00);
5613 assert(p_manager != 00);
5614 assert(p_stream != 00);
5616 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5617 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5619 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5620 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5622 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5623 if (! new_header_tile_data) {
5624 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5625 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5626 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5627 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5630 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5631 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5634 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5635 l_current_data += 2;
5637 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5638 l_current_data += 2;
5640 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5643 l_mcc_record = l_tcp->m_mcc_records;
5644 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5645 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5651 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) {
5659 * Reads a MCO marker (Multiple Component Transform Ordering)
5661 * @param p_header_data the data contained in the MCO box.
5662 * @param p_j2k the jpeg2000 codec.
5663 * @param p_header_size the size of the data contained in the MCO marker.
5664 * @param p_manager the user event manager.
5666 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5667 OPJ_BYTE * p_header_data,
5668 OPJ_UINT32 p_header_size,
5669 opj_event_mgr_t * p_manager
5672 OPJ_UINT32 l_tmp, i;
5673 OPJ_UINT32 l_nb_stages;
5675 opj_tccp_t * l_tccp;
5676 opj_image_t * l_image;
5679 assert(p_header_data != 00);
5680 assert(p_j2k != 00);
5681 assert(p_manager != 00);
5683 l_image = p_j2k->m_private_image;
5684 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5685 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5686 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5688 if (p_header_size < 1) {
5689 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5693 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5696 if (l_nb_stages > 1) {
5697 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5701 if (p_header_size != l_nb_stages + 1) {
5702 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5706 l_tccp = l_tcp->tccps;
5708 for (i=0;i<l_image->numcomps;++i) {
5709 l_tccp->m_dc_level_shift = 0;
5713 if (l_tcp->m_mct_decoding_matrix) {
5714 opj_free(l_tcp->m_mct_decoding_matrix);
5715 l_tcp->m_mct_decoding_matrix = 00;
5718 for (i=0;i<l_nb_stages;++i) {
5719 opj_read_bytes(p_header_data,&l_tmp,1);
5722 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5730 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5733 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5734 opj_mct_data_t * l_deco_array, * l_offset_array;
5735 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5736 OPJ_UINT32 l_nb_elem;
5737 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5738 opj_tccp_t * l_tccp;
5741 assert(p_tcp != 00);
5743 l_mcc_record = p_tcp->m_mcc_records;
5745 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5746 if (l_mcc_record->m_index == p_index) {
5751 if (i==p_tcp->m_nb_mcc_records) {
5752 /** element discarded **/
5756 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5757 /** do not support number of comps != image */
5761 l_deco_array = l_mcc_record->m_decorrelation_array;
5764 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5765 if (l_deco_array->m_data_size != l_data_size) {
5769 l_nb_elem = p_image->numcomps * p_image->numcomps;
5770 l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
5771 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5773 if (! p_tcp->m_mct_decoding_matrix ) {
5777 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);
5780 l_offset_array = l_mcc_record->m_offset_array;
5782 if (l_offset_array) {
5783 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5784 if (l_offset_array->m_data_size != l_data_size) {
5788 l_nb_elem = p_image->numcomps;
5789 l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
5790 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5792 if (! l_offset_data ) {
5796 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5798 l_tccp = p_tcp->tccps;
5799 l_current_offset_data = l_offset_data;
5801 for (i=0;i<p_image->numcomps;++i) {
5802 l_tccp->m_dc_level_shift = (OPJ_INT32)*(l_current_offset_data++);
5806 opj_free(l_offset_data);
5812 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5813 struct opj_stream_private *p_stream,
5814 struct opj_event_mgr * p_manager )
5817 OPJ_UINT32 l_cbd_size;
5818 OPJ_BYTE * l_current_data = 00;
5819 opj_image_t *l_image = 00;
5820 opj_image_comp_t * l_comp = 00;
5823 assert(p_j2k != 00);
5824 assert(p_manager != 00);
5825 assert(p_stream != 00);
5827 l_image = p_j2k->m_private_image;
5828 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5830 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5831 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5832 if (! new_header_tile_data) {
5833 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5834 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5835 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5836 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5839 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5840 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5843 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5845 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5846 l_current_data += 2;
5848 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5849 l_current_data += 2;
5851 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5854 l_comp = l_image->comps;
5856 for (i=0;i<l_image->numcomps;++i) {
5857 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5863 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) {
5871 * Reads a CBD marker (Component bit depth definition)
5872 * @param p_header_data the data contained in the CBD box.
5873 * @param p_j2k the jpeg2000 codec.
5874 * @param p_header_size the size of the data contained in the CBD marker.
5875 * @param p_manager the user event manager.
5877 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5878 OPJ_BYTE * p_header_data,
5879 OPJ_UINT32 p_header_size,
5880 opj_event_mgr_t * p_manager
5883 OPJ_UINT32 l_nb_comp,l_num_comp;
5884 OPJ_UINT32 l_comp_def;
5886 opj_image_comp_t * l_comp = 00;
5889 assert(p_header_data != 00);
5890 assert(p_j2k != 00);
5891 assert(p_manager != 00);
5893 l_num_comp = p_j2k->m_private_image->numcomps;
5895 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5896 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5900 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5903 if (l_nb_comp != l_num_comp) {
5904 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5908 l_comp = p_j2k->m_private_image->comps;
5909 for (i=0;i<l_num_comp;++i) {
5910 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5912 l_comp->sgnd = (l_comp_def>>7) & 1;
5913 l_comp->prec = (l_comp_def&0x7f) + 1;
5920 /* ----------------------------------------------------------------------- */
5921 /* J2K / JPT decoder interface */
5922 /* ----------------------------------------------------------------------- */
5924 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5926 if(j2k && parameters) {
5927 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5928 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5931 j2k->m_cp.correct = parameters->jpwl_correct;
5932 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5933 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5934 #endif /* USE_JPWL */
5938 /* ----------------------------------------------------------------------- */
5939 /* J2K encoder interface */
5940 /* ----------------------------------------------------------------------- */
5942 opj_j2k_t* opj_j2k_create_compress(void)
5944 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
5950 l_j2k->m_is_decoder = 0;
5951 l_j2k->m_cp.m_is_decoder = 0;
5953 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
5954 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5955 opj_j2k_destroy(l_j2k);
5959 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
5961 /* validation list creation*/
5962 l_j2k->m_validation_list = opj_procedure_list_create();
5963 if (! l_j2k->m_validation_list) {
5964 opj_j2k_destroy(l_j2k);
5968 /* execution list creation*/
5969 l_j2k->m_procedure_list = opj_procedure_list_create();
5970 if (! l_j2k->m_procedure_list) {
5971 opj_j2k_destroy(l_j2k);
5978 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
5983 POC[0].resno1 = (OPJ_UINT32)(numres-1);
5985 POC[0].prg1 = OPJ_CPRL;
5987 POC[1].resno0 = (OPJ_UINT32)(numres-1);
5990 POC[1].resno1 = (OPJ_UINT32)numres;
5992 POC[1].prg1 = OPJ_CPRL;
5996 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
5998 /* Configure cinema parameters */
6002 parameters->tile_size_on = OPJ_FALSE;
6003 parameters->cp_tdx=1;
6004 parameters->cp_tdy=1;
6006 /* One tile part for each component */
6007 parameters->tp_flag = 'C';
6008 parameters->tp_on = 1;
6010 /* Tile and Image shall be at (0,0) */
6011 parameters->cp_tx0 = 0;
6012 parameters->cp_ty0 = 0;
6013 parameters->image_offset_x0 = 0;
6014 parameters->image_offset_y0 = 0;
6016 /* Codeblock size= 32*32 */
6017 parameters->cblockw_init = 32;
6018 parameters->cblockh_init = 32;
6020 /* Codeblock style: no mode switch enabled */
6021 parameters->mode = 0;
6024 parameters->roi_compno = -1;
6026 /* No subsampling */
6027 parameters->subsampling_dx = 1;
6028 parameters->subsampling_dy = 1;
6031 parameters->irreversible = 1;
6033 /* Number of layers */
6034 if (parameters->tcp_numlayers > 1){
6035 opj_event_msg(p_manager, EVT_WARNING,
6036 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6037 "1 single quality layer"
6038 "-> Number of layers forced to 1 (rather than %d)\n"
6039 "-> Rate of the last layer (%3.1f) will be used",
6040 parameters->tcp_numlayers, parameters->tcp_rates[parameters->tcp_numlayers-1]);
6041 parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers-1];
6042 parameters->tcp_numlayers = 1;
6045 /* Resolution levels */
6046 switch (parameters->rsiz){
6047 case OPJ_PROFILE_CINEMA_2K:
6048 if(parameters->numresolution > 6){
6049 opj_event_msg(p_manager, EVT_WARNING,
6050 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6051 "Number of decomposition levels <= 5\n"
6052 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
6053 parameters->numresolution+1);
6054 parameters->numresolution = 6;
6057 case OPJ_PROFILE_CINEMA_4K:
6058 if(parameters->numresolution < 2){
6059 opj_event_msg(p_manager, EVT_WARNING,
6060 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6061 "Number of decomposition levels >= 1 && <= 6\n"
6062 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
6063 parameters->numresolution+1);
6064 parameters->numresolution = 1;
6065 }else if(parameters->numresolution > 7){
6066 opj_event_msg(p_manager, EVT_WARNING,
6067 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6068 "Number of decomposition levels >= 1 && <= 6\n"
6069 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
6070 parameters->numresolution+1);
6071 parameters->numresolution = 7;
6079 parameters->csty |= 0x01;
6080 parameters->res_spec = parameters->numresolution-1;
6081 for (i = 0; i<parameters->res_spec; i++) {
6082 parameters->prcw_init[i] = 256;
6083 parameters->prch_init[i] = 256;
6086 /* The progression order shall be CPRL */
6087 parameters->prog_order = OPJ_CPRL;
6089 /* Progression order changes for 4K, disallowed for 2K */
6090 if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
6091 parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
6093 parameters->numpocs = 0;
6096 /* Limited bit-rate */
6097 parameters->cp_disto_alloc = 1;
6098 if (parameters->max_cs_size <= 0) {
6099 /* No rate has been introduced, 24 fps is assumed */
6100 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6101 opj_event_msg(p_manager, EVT_WARNING,
6102 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6103 "Maximum 1302083 compressed bytes @ 24fps\n"
6104 "As no rate has been given, this limit will be used.\n");
6105 } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
6106 opj_event_msg(p_manager, EVT_WARNING,
6107 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6108 "Maximum 1302083 compressed bytes @ 24fps\n"
6109 "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
6110 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6113 if (parameters->max_comp_size <= 0) {
6114 /* No rate has been introduced, 24 fps is assumed */
6115 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6116 opj_event_msg(p_manager, EVT_WARNING,
6117 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6118 "Maximum 1041666 compressed bytes @ 24fps\n"
6119 "As no rate has been given, this limit will be used.\n");
6120 } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
6121 opj_event_msg(p_manager, EVT_WARNING,
6122 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
6123 "Maximum 1041666 compressed bytes @ 24fps\n"
6124 "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
6125 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6128 parameters->tcp_rates[0] = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6129 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6133 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager)
6137 /* Number of components */
6138 if (image->numcomps != 3){
6139 opj_event_msg(p_manager, EVT_WARNING,
6140 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6142 "-> Number of components of input image (%d) is not compliant\n"
6143 "-> Non-profile-3 codestream will be generated\n",
6149 for (i = 0; i < image->numcomps; i++) {
6150 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
6151 char signed_str[] = "signed";
6152 char unsigned_str[] = "unsigned";
6153 char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
6154 opj_event_msg(p_manager, EVT_WARNING,
6155 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6156 "Precision of each component shall be 12 bits unsigned"
6157 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6158 "-> Non-profile-3 codestream will be generated\n",
6159 i,image->comps[i].bpp, tmp_str);
6166 case OPJ_PROFILE_CINEMA_2K:
6167 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
6168 opj_event_msg(p_manager, EVT_WARNING,
6169 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6170 "width <= 2048 and height <= 1080\n"
6171 "-> Input image size %d x %d is not compliant\n"
6172 "-> Non-profile-3 codestream will be generated\n",
6173 image->comps[0].w,image->comps[0].h);
6177 case OPJ_PROFILE_CINEMA_4K:
6178 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
6179 opj_event_msg(p_manager, EVT_WARNING,
6180 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6181 "width <= 4096 and height <= 2160\n"
6182 "-> Image size %d x %d is not compliant\n"
6183 "-> Non-profile-4 codestream will be generated\n",
6184 image->comps[0].w,image->comps[0].h);
6195 OPJ_BOOL opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
6196 opj_cparameters_t *parameters,
6198 opj_event_mgr_t * p_manager)
6200 OPJ_UINT32 i, j, tileno, numpocs_tile;
6203 if(!p_j2k || !parameters || ! image) {
6207 if ((parameters->numresolution <= 0) || (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
6208 opj_event_msg(p_manager, EVT_ERROR, "Invalid number of resolutions : %d not in range [1,%d]\n", parameters->numresolution, OPJ_J2K_MAXRLVLS);
6212 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6213 cp = &(p_j2k->m_cp);
6215 /* set default values for cp */
6219 /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
6220 if (parameters->rsiz == OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
6221 OPJ_BOOL deprecated_used = OPJ_FALSE;
6222 switch (parameters->cp_cinema){
6223 case OPJ_CINEMA2K_24:
6224 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6225 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6226 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6227 deprecated_used = OPJ_TRUE;
6229 case OPJ_CINEMA2K_48:
6230 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6231 parameters->max_cs_size = OPJ_CINEMA_48_CS;
6232 parameters->max_comp_size = OPJ_CINEMA_48_COMP;
6233 deprecated_used = OPJ_TRUE;
6235 case OPJ_CINEMA4K_24:
6236 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6237 parameters->max_cs_size = OPJ_CINEMA_24_CS;
6238 parameters->max_comp_size = OPJ_CINEMA_24_COMP;
6239 deprecated_used = OPJ_TRUE;
6245 switch (parameters->cp_rsiz){
6247 parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
6248 deprecated_used = OPJ_TRUE;
6251 parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
6252 deprecated_used = OPJ_TRUE;
6255 parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
6256 deprecated_used = OPJ_TRUE;
6261 if (deprecated_used) {
6262 opj_event_msg(p_manager, EVT_WARNING,
6263 "Deprecated fields cp_cinema or cp_rsiz are used\n"
6264 "Please consider using only the rsiz field\n"
6265 "See openjpeg.h documentation for more details\n");
6269 /* see if max_codestream_size does limit input rate */
6270 if (parameters->max_cs_size <= 0) {
6271 if (parameters->tcp_rates[parameters->tcp_numlayers-1] > 0) {
6272 OPJ_FLOAT32 temp_size;
6273 temp_size =(OPJ_FLOAT32)(image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6274 (parameters->tcp_rates[parameters->tcp_numlayers-1] * 8 * (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
6275 parameters->max_cs_size = (int) floor(temp_size);
6277 parameters->max_cs_size = 0;
6280 OPJ_FLOAT32 temp_rate;
6281 OPJ_BOOL cap = OPJ_FALSE;
6282 temp_rate = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/
6283 (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy);
6284 for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
6285 if (parameters->tcp_rates[i] < temp_rate) {
6286 parameters->tcp_rates[i] = temp_rate;
6291 opj_event_msg(p_manager, EVT_WARNING,
6292 "The desired maximum codestream size has limited\n"
6293 "at least one of the desired quality layers\n");
6297 /* Manage profiles and applications and set RSIZ */
6298 /* set cinema parameters if required */
6299 if (OPJ_IS_CINEMA(parameters->rsiz)){
6300 if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
6301 || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)){
6302 opj_event_msg(p_manager, EVT_WARNING,
6303 "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
6304 parameters->rsiz = OPJ_PROFILE_NONE;
6306 opj_j2k_set_cinema_parameters(parameters,image,p_manager);
6307 if (!opj_j2k_is_cinema_compliant(image,parameters->rsiz,p_manager)) {
6308 parameters->rsiz = OPJ_PROFILE_NONE;
6311 } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
6312 opj_event_msg(p_manager, EVT_WARNING,
6313 "JPEG 2000 Long Term Storage profile not yet supported\n");
6314 parameters->rsiz = OPJ_PROFILE_NONE;
6315 } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
6316 opj_event_msg(p_manager, EVT_WARNING,
6317 "JPEG 2000 Broadcast profiles not yet supported\n");
6318 parameters->rsiz = OPJ_PROFILE_NONE;
6319 } else if (OPJ_IS_IMF(parameters->rsiz)) {
6320 opj_event_msg(p_manager, EVT_WARNING,
6321 "JPEG 2000 IMF profiles not yet supported\n");
6322 parameters->rsiz = OPJ_PROFILE_NONE;
6323 } else if (OPJ_IS_PART2(parameters->rsiz)) {
6324 if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
6325 opj_event_msg(p_manager, EVT_WARNING,
6326 "JPEG 2000 Part-2 profile defined\n"
6327 "but no Part-2 extension enabled.\n"
6328 "Profile set to NONE.\n");
6329 parameters->rsiz = OPJ_PROFILE_NONE;
6330 } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
6331 opj_event_msg(p_manager, EVT_WARNING,
6332 "Unsupported Part-2 extension enabled\n"
6333 "Profile set to NONE.\n");
6334 parameters->rsiz = OPJ_PROFILE_NONE;
6339 copy user encoding parameters
6341 cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)parameters->max_comp_size;
6342 cp->rsiz = parameters->rsiz;
6343 cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)parameters->cp_disto_alloc & 1u;
6344 cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)parameters->cp_fixed_alloc & 1u;
6345 cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)parameters->cp_fixed_quality & 1u;
6347 /* mod fixed_quality */
6348 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6349 size_t array_size = (size_t)parameters->tcp_numlayers * (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
6350 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6351 if (!cp->m_specific_param.m_enc.m_matrice) {
6352 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of user encoding parameters matrix \n");
6355 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
6359 cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
6360 cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
6363 cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
6364 cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
6366 /* comment string */
6367 if(parameters->cp_comment) {
6368 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
6370 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of comment string\n");
6373 strcpy(cp->comment, parameters->cp_comment);
6375 /* Create default comment for codestream */
6376 const char comment[] = "Created by OpenJPEG version ";
6377 const size_t clen = strlen(comment);
6378 const char *version = opj_version();
6382 cp->comment = (char*)opj_malloc(clen+strlen(version)+11);
6384 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6387 sprintf(cp->comment,"%s%s with JPWL", comment, version);
6389 cp->comment = (char*)opj_malloc(clen+strlen(version)+1);
6391 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n");
6394 sprintf(cp->comment,"%s%s", comment, version);
6400 calculate other encoding parameters
6403 if (parameters->tile_size_on) {
6404 cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0), (OPJ_INT32)cp->tdx);
6405 cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0), (OPJ_INT32)cp->tdy);
6407 cp->tdx = image->x1 - cp->tx0;
6408 cp->tdy = image->y1 - cp->ty0;
6411 if (parameters->tp_on) {
6412 cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
6413 cp->m_specific_param.m_enc.m_tp_on = 1;
6418 calculate JPWL encoding parameters
6421 if (parameters->jpwl_epc_on) {
6425 cp->epc_on = OPJ_TRUE;
6426 cp->info_on = OPJ_FALSE; /* no informative technique */
6429 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6430 cp->epb_on = OPJ_TRUE;
6432 cp->hprot_MH = parameters->jpwl_hprot_MH;
6433 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6434 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6435 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6437 /* if tile specs are not specified, copy MH specs */
6438 if (cp->hprot_TPH[0] == -1) {
6439 cp->hprot_TPH_tileno[0] = 0;
6440 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6442 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6443 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6444 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6445 cp->pprot[i] = parameters->jpwl_pprot[i];
6449 /* set ESD writing */
6450 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6451 cp->esd_on = OPJ_TRUE;
6453 cp->sens_size = parameters->jpwl_sens_size;
6454 cp->sens_addr = parameters->jpwl_sens_addr;
6455 cp->sens_range = parameters->jpwl_sens_range;
6457 cp->sens_MH = parameters->jpwl_sens_MH;
6458 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6459 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6460 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6464 /* always set RED writing to false: we are at the encoder */
6465 cp->red_on = OPJ_FALSE;
6468 cp->epc_on = OPJ_FALSE;
6470 #endif /* USE_JPWL */
6472 /* initialize the mutiple tiles */
6473 /* ---------------------------- */
6474 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6476 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile coding parameters\n");
6479 if (parameters->numpocs) {
6480 /* initialisation of POC */
6481 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, (OPJ_UINT32)parameters->numresolution, image->numcomps, (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
6482 /* TODO MSD use the return value*/
6485 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6486 opj_tcp_t *tcp = &cp->tcps[tileno];
6487 tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
6489 for (j = 0; j < tcp->numlayers; j++) {
6490 if(OPJ_IS_CINEMA(cp->rsiz)){
6491 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6492 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6494 tcp->rates[j] = parameters->tcp_rates[j];
6496 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6497 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6499 tcp->rates[j] = parameters->tcp_rates[j];
6504 tcp->csty = (OPJ_UINT32)parameters->csty;
6505 tcp->prg = parameters->prog_order;
6506 tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
6511 if (parameters->numpocs) {
6512 /* initialisation of POC */
6514 for (i = 0; i < parameters->numpocs; i++) {
6515 if (tileno + 1 == parameters->POC[i].tile ) {
6516 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6518 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6519 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6520 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6521 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6522 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6523 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6524 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6530 tcp->numpocs = numpocs_tile -1 ;
6535 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6537 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile component coding parameters\n");
6540 if (parameters->mct_data) {
6542 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
6543 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6544 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
6547 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate temp buffer\n");
6552 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6553 if (! tcp->m_mct_coding_matrix) {
6556 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT coding matrix \n");
6559 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
6560 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
6562 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6563 if (! tcp->m_mct_decoding_matrix) {
6566 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT decoding matrix \n");
6569 if(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps) == OPJ_FALSE) {
6572 opj_event_msg(p_manager, EVT_ERROR, "Failed to inverse encoder MCT decoding matrix \n");
6576 tcp->mct_norms = (OPJ_FLOAT64*)
6577 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
6578 if (! tcp->mct_norms) {
6581 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT norms \n");
6584 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
6587 for (i = 0; i < image->numcomps; i++) {
6588 opj_tccp_t *tccp = &tcp->tccps[i];
6589 tccp->m_dc_level_shift = l_dc_shift[i];
6592 if (opj_j2k_setup_mct_encoding(tcp,image) == OPJ_FALSE) {
6593 /* free will be handled by opj_j2k_destroy */
6594 opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
6599 if(tcp->mct==1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
6600 if ((image->comps[0].dx != image->comps[1].dx) ||
6601 (image->comps[0].dx != image->comps[2].dx) ||
6602 (image->comps[0].dy != image->comps[1].dy) ||
6603 (image->comps[0].dy != image->comps[2].dy)) {
6604 opj_event_msg(p_manager, EVT_WARNING, "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
6608 for (i = 0; i < image->numcomps; i++) {
6609 opj_tccp_t *tccp = &tcp->tccps[i];
6610 opj_image_comp_t * l_comp = &(image->comps[i]);
6612 if (! l_comp->sgnd) {
6613 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
6618 for (i = 0; i < image->numcomps; i++) {
6619 opj_tccp_t *tccp = &tcp->tccps[i];
6621 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
6622 tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
6623 tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
6624 tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
6625 tccp->cblksty = (OPJ_UINT32)parameters->mode;
6626 tccp->qmfbid = parameters->irreversible ? 0 : 1;
6627 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
6630 if ((OPJ_INT32)i == parameters->roi_compno) {
6631 tccp->roishift = parameters->roi_shift;
6636 if (parameters->csty & J2K_CCP_CSTY_PRT) {
6637 OPJ_INT32 p = 0, it_res;
6638 assert( tccp->numresolutions > 0 );
6639 for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
6640 if (p < parameters->res_spec) {
6642 if (parameters->prcw_init[p] < 1) {
6643 tccp->prcw[it_res] = 1;
6645 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
6648 if (parameters->prch_init[p] < 1) {
6649 tccp->prch[it_res] = 1;
6651 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
6655 OPJ_INT32 res_spec = parameters->res_spec;
6656 OPJ_INT32 size_prcw = 0;
6657 OPJ_INT32 size_prch = 0;
6659 assert(res_spec>0); /* issue 189 */
6660 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6661 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6664 if (size_prcw < 1) {
6665 tccp->prcw[it_res] = 1;
6667 tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
6670 if (size_prch < 1) {
6671 tccp->prch[it_res] = 1;
6673 tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
6677 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6680 for (j = 0; j < tccp->numresolutions; j++) {
6686 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6690 if (parameters->mct_data) {
6691 opj_free(parameters->mct_data);
6692 parameters->mct_data = 00;
6697 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6699 assert(cstr_index != 00);
6701 /* expand the list? */
6702 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6703 opj_marker_info_t *new_marker;
6704 cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->maxmarknum);
6705 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6707 opj_free(cstr_index->marker);
6708 cstr_index->marker = NULL;
6709 cstr_index->maxmarknum = 0;
6710 cstr_index->marknum = 0;
6711 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6714 cstr_index->marker = new_marker;
6717 /* add the marker */
6718 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6719 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6720 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6721 cstr_index->marknum++;
6725 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)
6727 assert(cstr_index != 00);
6728 assert(cstr_index->tile_index != 00);
6730 /* expand the list? */
6731 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6732 opj_marker_info_t *new_marker;
6733 cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
6734 new_marker = (opj_marker_info_t *) opj_realloc(
6735 cstr_index->tile_index[tileno].marker,
6736 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6738 opj_free(cstr_index->tile_index[tileno].marker);
6739 cstr_index->tile_index[tileno].marker = NULL;
6740 cstr_index->tile_index[tileno].maxmarknum = 0;
6741 cstr_index->tile_index[tileno].marknum = 0;
6742 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6745 cstr_index->tile_index[tileno].marker = new_marker;
6748 /* add the marker */
6749 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6750 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6751 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6752 cstr_index->tile_index[tileno].marknum++;
6754 if (type == J2K_MS_SOT) {
6755 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6757 if (cstr_index->tile_index[tileno].tp_index)
6758 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6765 * -----------------------------------------------------------------------
6766 * -----------------------------------------------------------------------
6767 * -----------------------------------------------------------------------
6770 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6771 opj_stream_private_t *p_stream,
6772 opj_event_mgr_t * p_manager
6781 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6783 opj_image_t** p_image,
6784 opj_event_mgr_t* p_manager )
6787 assert(p_j2k != 00);
6788 assert(p_stream != 00);
6789 assert(p_manager != 00);
6791 /* create an empty image header */
6792 p_j2k->m_private_image = opj_image_create0();
6793 if (! p_j2k->m_private_image) {
6797 /* customization of the validation */
6798 opj_j2k_setup_decoding_validation(p_j2k);
6800 /* validation of the parameters codec */
6801 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6802 opj_image_destroy(p_j2k->m_private_image);
6803 p_j2k->m_private_image = NULL;
6807 /* customization of the encoding */
6808 opj_j2k_setup_header_reading(p_j2k);
6811 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6812 opj_image_destroy(p_j2k->m_private_image);
6813 p_j2k->m_private_image = NULL;
6817 *p_image = opj_image_create0();
6822 /* Copy codestream image information to the output image */
6823 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6825 /*Allocate and initialize some elements of codestrem index*/
6826 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6833 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6836 assert(p_j2k != 00);
6838 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6840 /* DEVELOPER CORNER, add your custom procedures */
6841 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6845 static void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6848 assert(p_j2k != 00);
6850 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6851 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6852 /* DEVELOPER CORNER, add your custom validation procedure */
6856 static OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6857 opj_stream_private_t *p_stream,
6858 opj_event_mgr_t * p_manager )
6860 OPJ_BOOL l_is_valid = OPJ_TRUE;
6864 assert(p_j2k != 00);
6865 assert(p_stream != 00);
6866 assert(p_manager != 00);
6868 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6869 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6870 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6872 for (i=0;i<l_nb_tiles;++i) {
6873 if (l_tcp->mct == 2) {
6874 opj_tccp_t * l_tccp = l_tcp->tccps;
6875 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6877 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6878 l_is_valid &= ! (l_tccp->qmfbid & 1);
6889 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6892 OPJ_UINT32 l_indix = 1;
6893 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6894 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6895 OPJ_UINT32 l_mct_size,l_nb_elem;
6896 OPJ_FLOAT32 * l_data, * l_current_data;
6897 opj_tccp_t * l_tccp;
6900 assert(p_tcp != 00);
6902 if (p_tcp->mct != 2) {
6906 if (p_tcp->m_mct_decoding_matrix) {
6907 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6908 opj_mct_data_t *new_mct_records;
6909 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6911 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));
6912 if (! new_mct_records) {
6913 opj_free(p_tcp->m_mct_records);
6914 p_tcp->m_mct_records = NULL;
6915 p_tcp->m_nb_max_mct_records = 0;
6916 p_tcp->m_nb_mct_records = 0;
6917 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6920 p_tcp->m_mct_records = new_mct_records;
6921 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6923 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6925 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6927 if (l_mct_deco_data->m_data) {
6928 opj_free(l_mct_deco_data->m_data);
6929 l_mct_deco_data->m_data = 00;
6932 l_mct_deco_data->m_index = l_indix++;
6933 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6934 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6935 l_nb_elem = p_image->numcomps * p_image->numcomps;
6936 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6937 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6939 if (! l_mct_deco_data->m_data) {
6943 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);
6945 l_mct_deco_data->m_data_size = l_mct_size;
6946 ++p_tcp->m_nb_mct_records;
6949 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6950 opj_mct_data_t *new_mct_records;
6951 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6952 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));
6953 if (! new_mct_records) {
6954 opj_free(p_tcp->m_mct_records);
6955 p_tcp->m_mct_records = NULL;
6956 p_tcp->m_nb_max_mct_records = 0;
6957 p_tcp->m_nb_mct_records = 0;
6958 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6961 p_tcp->m_mct_records = new_mct_records;
6962 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6964 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6966 if (l_mct_deco_data) {
6967 l_mct_deco_data = l_mct_offset_data - 1;
6971 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6973 if (l_mct_offset_data->m_data) {
6974 opj_free(l_mct_offset_data->m_data);
6975 l_mct_offset_data->m_data = 00;
6978 l_mct_offset_data->m_index = l_indix++;
6979 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6980 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6981 l_nb_elem = p_image->numcomps;
6982 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6983 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6985 if (! l_mct_offset_data->m_data) {
6989 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6991 opj_free(l_mct_offset_data->m_data);
6992 l_mct_offset_data->m_data = 00;
6996 l_tccp = p_tcp->tccps;
6997 l_current_data = l_data;
6999 for (i=0;i<l_nb_elem;++i) {
7000 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
7004 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
7008 l_mct_offset_data->m_data_size = l_mct_size;
7010 ++p_tcp->m_nb_mct_records;
7012 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
7013 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
7014 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
7015 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
7016 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
7017 if (! new_mcc_records) {
7018 opj_free(p_tcp->m_mcc_records);
7019 p_tcp->m_mcc_records = NULL;
7020 p_tcp->m_nb_max_mcc_records = 0;
7021 p_tcp->m_nb_mcc_records = 0;
7022 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
7025 p_tcp->m_mcc_records = new_mcc_records;
7026 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7027 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));
7031 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
7032 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
7033 l_mcc_data->m_is_irreversible = 1;
7034 l_mcc_data->m_nb_comps = p_image->numcomps;
7035 l_mcc_data->m_index = l_indix++;
7036 l_mcc_data->m_offset_array = l_mct_offset_data;
7037 ++p_tcp->m_nb_mcc_records;
7042 static OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
7043 opj_stream_private_t *p_stream,
7044 opj_event_mgr_t * p_manager )
7046 /* add here initialization of cp
7047 copy paste of setup_decoder */
7054 static OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
7055 opj_stream_private_t *p_stream,
7056 opj_event_mgr_t * p_manager )
7058 /* add here initialization of cp
7059 copy paste of setup_encoder */
7066 static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
7067 opj_stream_private_t *p_stream,
7068 opj_event_mgr_t * p_manager )
7070 OPJ_BOOL l_is_valid = OPJ_TRUE;
7073 assert(p_j2k != 00);
7074 assert(p_stream != 00);
7075 assert(p_manager != 00);
7077 /* STATE checking */
7078 /* make sure the state is at 0 */
7079 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
7081 /* POINTER validation */
7082 /* make sure a p_j2k codec is present */
7083 l_is_valid &= (p_j2k->m_procedure_list != 00);
7084 /* make sure a validation list is present */
7085 l_is_valid &= (p_j2k->m_validation_list != 00);
7087 /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
7088 /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
7089 /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
7090 if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) || (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
7091 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7095 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7096 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7100 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
7101 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
7105 /* PARAMETER VALIDATION */
7109 static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
7110 opj_stream_private_t *p_stream,
7111 opj_event_mgr_t * p_manager
7114 OPJ_BOOL l_is_valid = OPJ_TRUE;
7117 assert(p_j2k != 00);
7118 assert(p_stream != 00);
7119 assert(p_manager != 00);
7121 /* STATE checking */
7122 /* make sure the state is at 0 */
7124 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
7126 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
7128 /* POINTER validation */
7129 /* make sure a p_j2k codec is present */
7130 /* make sure a procedure list is present */
7131 l_is_valid &= (p_j2k->m_procedure_list != 00);
7132 /* make sure a validation list is present */
7133 l_is_valid &= (p_j2k->m_validation_list != 00);
7135 /* PARAMETER VALIDATION */
7139 static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
7140 opj_stream_private_t *p_stream,
7141 opj_event_mgr_t * p_manager)
7143 OPJ_UINT32 l_current_marker;
7144 OPJ_UINT32 l_marker_size;
7145 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7146 OPJ_BOOL l_has_siz = 0;
7147 OPJ_BOOL l_has_cod = 0;
7148 OPJ_BOOL l_has_qcd = 0;
7151 assert(p_stream != 00);
7152 assert(p_j2k != 00);
7153 assert(p_manager != 00);
7155 /* We enter in the main header */
7156 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
7158 /* Try to read the SOC marker, the codestream must begin with SOC marker */
7159 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
7160 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
7164 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7165 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7166 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7170 /* Read 2 bytes as the new marker ID */
7171 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7173 /* Try to read until the SOT is detected */
7174 while (l_current_marker != J2K_MS_SOT) {
7176 /* Check if the current marker ID is valid */
7177 if (l_current_marker < 0xff00) {
7178 opj_event_msg(p_manager, EVT_ERROR, "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
7182 /* Get the marker handler from the marker ID */
7183 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7185 /* Manage case where marker is unknown */
7186 if (l_marker_handler->id == J2K_MS_UNK) {
7187 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
7188 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
7192 if (l_current_marker == J2K_MS_SOT)
7193 break; /* SOT marker is detected main header is completely read */
7194 else /* Get the marker handler from the marker ID */
7195 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7198 if (l_marker_handler->id == J2K_MS_SIZ) {
7199 /* Mark required SIZ marker as found */
7202 if (l_marker_handler->id == J2K_MS_COD) {
7203 /* Mark required COD marker as found */
7206 if (l_marker_handler->id == J2K_MS_QCD) {
7207 /* Mark required QCD marker as found */
7211 /* Check if the marker is known and if it is the right place to find it */
7212 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7213 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7217 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7218 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7219 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7223 /* read 2 bytes as the marker size */
7224 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7225 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7227 /* Check if the marker size is compatible with the header data size */
7228 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7229 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7230 if (! new_header_data) {
7231 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7232 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7233 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7234 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7237 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7238 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7241 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7242 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) {
7243 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7247 /* Read the marker segment with the correct marker handler */
7248 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7249 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
7253 /* Add the marker to the codestream index*/
7254 if (OPJ_FALSE == opj_j2k_add_mhmarker(
7256 l_marker_handler->id,
7257 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7258 l_marker_size + 4 )) {
7259 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
7263 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7264 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7265 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7269 /* read 2 bytes as the new marker ID */
7270 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7273 if (l_has_siz == 0) {
7274 opj_event_msg(p_manager, EVT_ERROR, "required SIZ marker not found in main header\n");
7277 if (l_has_cod == 0) {
7278 opj_event_msg(p_manager, EVT_ERROR, "required COD marker not found in main header\n");
7281 if (l_has_qcd == 0) {
7282 opj_event_msg(p_manager, EVT_ERROR, "required QCD marker not found in main header\n");
7286 if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
7287 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
7291 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
7293 /* Position of the last element if the main header */
7294 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
7296 /* Next step: read a tile-part header */
7297 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7302 static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
7303 opj_procedure_list_t * p_procedure_list,
7304 opj_stream_private_t *p_stream,
7305 opj_event_mgr_t * p_manager )
7307 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
7308 OPJ_BOOL l_result = OPJ_TRUE;
7309 OPJ_UINT32 l_nb_proc, i;
7312 assert(p_procedure_list != 00);
7313 assert(p_j2k != 00);
7314 assert(p_stream != 00);
7315 assert(p_manager != 00);
7317 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
7318 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
7320 for (i=0;i<l_nb_proc;++i) {
7321 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
7325 /* and clear the procedure list at the end.*/
7326 opj_procedure_list_clear(p_procedure_list);
7331 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
7332 opj_stream_private_t *p_stream,
7333 opj_event_mgr_t * p_manager
7336 opj_tcp_t * l_tcp = 00;
7337 opj_tcp_t * l_default_tcp = 00;
7338 OPJ_UINT32 l_nb_tiles;
7340 opj_tccp_t *l_current_tccp = 00;
7341 OPJ_UINT32 l_tccp_size;
7342 OPJ_UINT32 l_mct_size;
7343 opj_image_t * l_image;
7344 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
7345 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
7346 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
7347 OPJ_UINT32 l_offset;
7350 assert(p_j2k != 00);
7351 assert(p_stream != 00);
7352 assert(p_manager != 00);
7354 l_image = p_j2k->m_private_image;
7355 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7356 l_tcp = p_j2k->m_cp.tcps;
7357 l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
7358 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
7359 l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
7362 for (i=0; i<l_nb_tiles; ++i) {
7363 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7364 l_current_tccp = l_tcp->tccps;
7365 /*Copy default coding parameters into the current tile coding parameters*/
7366 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7367 /* Initialize some values of the current tile coding parameters*/
7370 l_tcp->ppt_data = 00;
7371 /* Remove memory not owned by this tile in case of early error return. */
7372 l_tcp->m_mct_decoding_matrix = 00;
7373 l_tcp->m_nb_max_mct_records = 0;
7374 l_tcp->m_mct_records = 00;
7375 l_tcp->m_nb_max_mcc_records = 0;
7376 l_tcp->m_mcc_records = 00;
7377 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7378 l_tcp->tccps = l_current_tccp;
7380 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7381 if (l_default_tcp->m_mct_decoding_matrix) {
7382 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7383 if (! l_tcp->m_mct_decoding_matrix ) {
7386 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
7389 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7390 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(opj_mct_data_t);
7391 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7392 if (! l_tcp->m_mct_records) {
7395 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
7397 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7398 l_src_mct_rec = l_default_tcp->m_mct_records;
7399 l_dest_mct_rec = l_tcp->m_mct_records;
7401 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
7403 if (l_src_mct_rec->m_data) {
7405 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7406 if(! l_dest_mct_rec->m_data) {
7409 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
7414 /* Update with each pass to free exactly what has been allocated on early return. */
7415 l_tcp->m_nb_max_mct_records += 1;
7418 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7419 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(opj_simple_mcc_decorrelation_data_t);
7420 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
7421 if (! l_tcp->m_mcc_records) {
7424 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
7425 l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
7427 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7428 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7429 l_dest_mcc_rec = l_tcp->m_mcc_records;
7431 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
7433 if (l_src_mcc_rec->m_decorrelation_array) {
7434 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records);
7435 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7438 if (l_src_mcc_rec->m_offset_array) {
7439 l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records);
7440 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7447 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7448 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
7450 /* Move to next tile cp*/
7454 /* Create the current tile decoder*/
7455 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
7456 if (! p_j2k->m_tcd ) {
7460 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
7461 opj_tcd_destroy(p_j2k->m_tcd);
7463 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7470 static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
7472 const opj_dec_memory_marker_handler_t *e;
7473 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
7474 if (e->id == p_id) {
7475 break; /* we find a handler corresponding to the marker ID*/
7481 void opj_j2k_destroy (opj_j2k_t *p_j2k)
7487 if (p_j2k->m_is_decoder) {
7489 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
7490 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7491 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7492 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
7495 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
7496 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7497 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
7498 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7503 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
7504 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
7505 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
7508 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
7509 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
7510 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
7511 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
7514 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
7515 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
7516 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
7517 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
7521 opj_tcd_destroy(p_j2k->m_tcd);
7523 opj_j2k_cp_destroy(&(p_j2k->m_cp));
7524 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
7526 opj_procedure_list_destroy(p_j2k->m_procedure_list);
7527 p_j2k->m_procedure_list = 00;
7529 opj_procedure_list_destroy(p_j2k->m_validation_list);
7530 p_j2k->m_procedure_list = 00;
7532 j2k_destroy_cstr_index(p_j2k->cstr_index);
7533 p_j2k->cstr_index = NULL;
7535 opj_image_destroy(p_j2k->m_private_image);
7536 p_j2k->m_private_image = NULL;
7538 opj_image_destroy(p_j2k->m_output_image);
7539 p_j2k->m_output_image = NULL;
7544 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
7548 if (p_cstr_ind->marker) {
7549 opj_free(p_cstr_ind->marker);
7550 p_cstr_ind->marker = NULL;
7553 if (p_cstr_ind->tile_index) {
7554 OPJ_UINT32 it_tile = 0;
7556 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
7558 if(p_cstr_ind->tile_index[it_tile].packet_index) {
7559 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
7560 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
7563 if(p_cstr_ind->tile_index[it_tile].tp_index){
7564 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
7565 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
7568 if(p_cstr_ind->tile_index[it_tile].marker){
7569 opj_free(p_cstr_ind->tile_index[it_tile].marker);
7570 p_cstr_ind->tile_index[it_tile].marker = NULL;
7575 opj_free( p_cstr_ind->tile_index);
7576 p_cstr_ind->tile_index = NULL;
7579 opj_free(p_cstr_ind);
7583 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
7589 if (p_tcp->ppt_markers != 00) {
7591 for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
7592 if (p_tcp->ppt_markers[i].m_data != NULL) {
7593 opj_free(p_tcp->ppt_markers[i].m_data);
7596 p_tcp->ppt_markers_count = 0U;
7597 opj_free(p_tcp->ppt_markers);
7598 p_tcp->ppt_markers = NULL;
7601 if (p_tcp->ppt_buffer != 00) {
7602 opj_free(p_tcp->ppt_buffer);
7603 p_tcp->ppt_buffer = 00;
7606 if (p_tcp->tccps != 00) {
7607 opj_free(p_tcp->tccps);
7611 if (p_tcp->m_mct_coding_matrix != 00) {
7612 opj_free(p_tcp->m_mct_coding_matrix);
7613 p_tcp->m_mct_coding_matrix = 00;
7616 if (p_tcp->m_mct_decoding_matrix != 00) {
7617 opj_free(p_tcp->m_mct_decoding_matrix);
7618 p_tcp->m_mct_decoding_matrix = 00;
7621 if (p_tcp->m_mcc_records) {
7622 opj_free(p_tcp->m_mcc_records);
7623 p_tcp->m_mcc_records = 00;
7624 p_tcp->m_nb_max_mcc_records = 0;
7625 p_tcp->m_nb_mcc_records = 0;
7628 if (p_tcp->m_mct_records) {
7629 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
7632 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
7633 if (l_mct_data->m_data) {
7634 opj_free(l_mct_data->m_data);
7635 l_mct_data->m_data = 00;
7641 opj_free(p_tcp->m_mct_records);
7642 p_tcp->m_mct_records = 00;
7645 if (p_tcp->mct_norms != 00) {
7646 opj_free(p_tcp->mct_norms);
7647 p_tcp->mct_norms = 00;
7650 opj_j2k_tcp_data_destroy(p_tcp);
7654 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
7656 if (p_tcp->m_data) {
7657 opj_free(p_tcp->m_data);
7658 p_tcp->m_data = NULL;
7659 p_tcp->m_data_size = 0;
7663 static void opj_j2k_cp_destroy (opj_cp_t *p_cp)
7665 OPJ_UINT32 l_nb_tiles;
7666 opj_tcp_t * l_current_tile = 00;
7672 if (p_cp->tcps != 00)
7675 l_current_tile = p_cp->tcps;
7676 l_nb_tiles = p_cp->th * p_cp->tw;
7678 for (i = 0U; i < l_nb_tiles; ++i)
7680 opj_j2k_tcp_destroy(l_current_tile);
7683 opj_free(p_cp->tcps);
7686 if (p_cp->ppm_markers != 00) {
7688 for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
7689 if (p_cp->ppm_markers[i].m_data != NULL) {
7690 opj_free(p_cp->ppm_markers[i].m_data);
7693 p_cp->ppm_markers_count = 0U;
7694 opj_free(p_cp->ppm_markers);
7695 p_cp->ppm_markers = NULL;
7697 opj_free(p_cp->ppm_buffer);
7698 p_cp->ppm_buffer = 00;
7699 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
7700 opj_free(p_cp->comment);
7702 if (! p_cp->m_is_decoder)
7704 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
7705 p_cp->m_specific_param.m_enc.m_matrice = 00;
7709 static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed, opj_event_mgr_t * p_manager )
7711 OPJ_BYTE l_header_data[10];
7712 OPJ_OFF_T l_stream_pos_backup;
7713 OPJ_UINT32 l_current_marker;
7714 OPJ_UINT32 l_marker_size;
7715 OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
7717 /* initialize to no correction needed */
7718 *p_correction_needed = OPJ_FALSE;
7720 l_stream_pos_backup = opj_stream_tell(p_stream);
7721 if (l_stream_pos_backup == -1) {
7722 /* let's do nothing */
7727 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7728 if (opj_stream_read_data(p_stream,l_header_data, 2, p_manager) != 2) {
7729 /* assume all is OK */
7730 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7736 /* Read 2 bytes from buffer as the new marker ID */
7737 opj_read_bytes(l_header_data, &l_current_marker, 2);
7739 if (l_current_marker != J2K_MS_SOT) {
7740 /* assume all is OK */
7741 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7747 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7748 if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
7749 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7753 /* Read 2 bytes from the buffer as the marker size */
7754 opj_read_bytes(l_header_data, &l_marker_size, 2);
7756 /* Check marker size for SOT Marker */
7757 if (l_marker_size != 10) {
7758 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
7763 if (opj_stream_read_data(p_stream, l_header_data, l_marker_size, p_manager) != l_marker_size) {
7764 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7768 if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no, &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
7772 if (l_tile_no == tile_no) {
7773 /* we found what we were looking for */
7777 if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
7778 /* last SOT until EOC or invalid Psot value */
7779 /* assume all is OK */
7780 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7786 /* look for next SOT marker */
7787 if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len), p_manager) != (OPJ_OFF_T)(l_tot_len)) {
7788 /* assume all is OK */
7789 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7796 /* check for correction */
7797 if (l_current_part == l_num_parts) {
7798 *p_correction_needed = OPJ_TRUE;
7801 if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
7807 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
7808 OPJ_UINT32 * p_tile_index,
7809 OPJ_UINT32 * p_data_size,
7810 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
7811 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
7812 OPJ_UINT32 * p_nb_comps,
7814 opj_stream_private_t *p_stream,
7815 opj_event_mgr_t * p_manager )
7817 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
7818 OPJ_UINT32 l_marker_size;
7819 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7820 opj_tcp_t * l_tcp = NULL;
7823 assert(p_stream != 00);
7824 assert(p_j2k != 00);
7825 assert(p_manager != 00);
7827 /* Reach the End Of Codestream ?*/
7828 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7829 l_current_marker = J2K_MS_EOC;
7831 /* We need to encounter a SOT marker (a new tile-part header) */
7832 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7836 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7837 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7839 /* Try to read until the Start Of Data is detected */
7840 while (l_current_marker != J2K_MS_SOD) {
7842 if(opj_stream_get_number_byte_left(p_stream) == 0)
7844 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7848 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7849 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7850 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7854 /* Read 2 bytes from the buffer as the marker size */
7855 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7857 /* Check marker size (does not include marker ID but includes marker size) */
7858 if (l_marker_size < 2) {
7859 opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
7863 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
7864 if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) {
7865 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7869 /* Why this condition? FIXME */
7870 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7871 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7873 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7875 /* Get the marker handler from the marker ID */
7876 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7878 /* Check if the marker is known and if it is the right place to find it */
7879 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7880 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7883 /* FIXME manage case of unknown marker as in the main header ? */
7885 /* Check if the marker size is compatible with the header data size */
7886 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7887 OPJ_BYTE *new_header_data = NULL;
7888 /* If we are here, this means we consider this marker as known & we will read it */
7889 /* Check enough bytes left in stream before allocation */
7890 if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
7891 opj_event_msg(p_manager, EVT_ERROR, "Marker size inconsistent with stream length\n");
7894 new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7895 if (! new_header_data) {
7896 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7897 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7898 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7899 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7902 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7903 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7906 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7907 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) {
7908 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7912 if (!l_marker_handler->handler) {
7913 /* See issue #175 */
7914 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7917 /* Read the marker segment with the correct marker handler */
7918 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7919 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7923 /* Add the marker to the codestream index*/
7924 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7926 l_marker_handler->id,
7927 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7928 l_marker_size + 4 )) {
7929 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7933 /* Keep the position of the last SOT marker read */
7934 if ( l_marker_handler->id == J2K_MS_SOT ) {
7935 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7936 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7938 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7942 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7943 /* Skip the rest of the tile part header*/
7944 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) {
7945 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7948 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7951 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7952 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7953 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7956 /* Read 2 bytes from the buffer as the new marker ID */
7957 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7960 if(opj_stream_get_number_byte_left(p_stream) == 0
7961 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
7964 /* If we didn't skip data before, we need to read the SOD marker*/
7965 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7966 /* Try to read the SOD marker and skip data ? FIXME */
7967 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7970 if (p_j2k->m_specific_param.m_decoder.m_can_decode && !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
7972 OPJ_BOOL l_correction_needed;
7974 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
7975 if(!opj_j2k_need_nb_tile_parts_correction(p_stream, p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
7976 opj_event_msg(p_manager, EVT_ERROR, "opj_j2k_apply_nb_tile_parts_correction error\n");
7979 if (l_correction_needed) {
7980 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
7981 OPJ_UINT32 l_tile_no;
7983 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7984 p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
7986 for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
7987 if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
7988 p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts+=1;
7991 opj_event_msg(p_manager, EVT_WARNING, "Non conformant codestream TPsot==TNsot.\n");
7994 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7995 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7996 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7997 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8001 /* Read 2 bytes from buffer as the new marker ID */
8002 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
8006 /* Indicate we will try to read a new tile-part header*/
8007 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
8008 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8009 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8011 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
8012 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
8013 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8017 /* Read 2 bytes from buffer as the new marker ID */
8018 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
8022 /* Current marker is the EOC marker ?*/
8023 if (l_current_marker == J2K_MS_EOC) {
8024 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
8025 p_j2k->m_current_tile_number = 0;
8026 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
8031 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
8032 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
8033 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
8035 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
8036 ++p_j2k->m_current_tile_number;
8040 if (p_j2k->m_current_tile_number == l_nb_tiles) {
8041 *p_go_on = OPJ_FALSE;
8046 if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number, p_manager)) {
8047 opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
8051 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
8052 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
8056 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
8057 p_j2k->m_current_tile_number+1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
8059 *p_tile_index = p_j2k->m_current_tile_number;
8060 *p_go_on = OPJ_TRUE;
8061 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
8062 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
8063 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
8064 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
8065 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
8066 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
8068 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
8073 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
8074 OPJ_UINT32 p_tile_index,
8076 OPJ_UINT32 p_data_size,
8077 opj_stream_private_t *p_stream,
8078 opj_event_mgr_t * p_manager )
8080 OPJ_UINT32 l_current_marker;
8081 OPJ_BYTE l_data [2];
8085 assert(p_stream != 00);
8086 assert(p_j2k != 00);
8087 assert(p_manager != 00);
8089 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
8090 || (p_tile_index != p_j2k->m_current_tile_number) ) {
8094 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
8095 if (! l_tcp->m_data) {
8096 opj_j2k_tcp_destroy(l_tcp);
8100 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
8104 p_j2k->cstr_index) ) {
8105 opj_j2k_tcp_destroy(l_tcp);
8106 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
8107 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
8111 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
8115 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
8116 * we destroy just the data which will be re-read in read_tile_header*/
8117 /*opj_j2k_tcp_destroy(l_tcp);
8118 p_j2k->m_tcd->tcp = 0;*/
8119 opj_j2k_tcp_data_destroy(l_tcp);
8121 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
8122 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080u));/* FIXME J2K_DEC_STATE_DATA);*/
8124 if(opj_stream_get_number_byte_left(p_stream) == 0
8125 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){
8129 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
8130 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
8131 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
8135 opj_read_bytes(l_data,&l_current_marker,2);
8137 if (l_current_marker == J2K_MS_EOC) {
8138 p_j2k->m_current_tile_number = 0;
8139 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
8141 else if (l_current_marker != J2K_MS_SOT)
8143 if(opj_stream_get_number_byte_left(p_stream) == 0) {
8144 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
8145 opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
8148 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
8156 static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
8158 OPJ_UINT32 i,j,k = 0;
8159 OPJ_UINT32 l_width_src,l_height_src;
8160 OPJ_UINT32 l_width_dest,l_height_dest;
8161 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
8162 OPJ_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
8163 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
8164 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
8165 OPJ_SIZE_T l_start_offset_dest, l_line_offset_dest;
8167 opj_image_comp_t * l_img_comp_src = 00;
8168 opj_image_comp_t * l_img_comp_dest = 00;
8170 opj_tcd_tilecomp_t * l_tilec = 00;
8171 opj_image_t * l_image_src = 00;
8172 OPJ_UINT32 l_size_comp, l_remaining;
8173 OPJ_INT32 * l_dest_ptr;
8174 opj_tcd_resolution_t* l_res= 00;
8176 l_tilec = p_tcd->tcd_image->tiles->comps;
8177 l_image_src = p_tcd->image;
8178 l_img_comp_src = l_image_src->comps;
8180 l_img_comp_dest = p_output_image->comps;
8182 for (i=0; i<l_image_src->numcomps; i++) {
8184 /* Allocate output component buffer if necessary */
8185 if (!l_img_comp_dest->data) {
8187 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc((OPJ_SIZE_T)l_img_comp_dest->w * (OPJ_SIZE_T)l_img_comp_dest->h, sizeof(OPJ_INT32));
8188 if (! l_img_comp_dest->data) {
8193 /* Copy info from decoded comp image to output image */
8194 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
8197 /* Compute the precision of the output buffer */
8198 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
8199 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
8200 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
8206 if (l_size_comp == 3) {
8211 /* Current tile component size*/
8213 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
8214 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
8217 l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
8218 l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
8220 /* Border of the current output component*/
8221 l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
8222 l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
8223 l_x1_dest = l_x0_dest + l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
8224 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
8227 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
8228 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
8232 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
8233 * of the input buffer (decoded tile component) which will be move
8234 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
8235 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
8236 * by this input area.
8238 assert( l_res->x0 >= 0);
8239 assert( l_res->x1 >= 0);
8240 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
8241 l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest;
8242 l_offset_x0_src = 0;
8244 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8245 l_width_dest = l_width_src;
8246 l_offset_x1_src = 0;
8249 l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
8250 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
8254 l_start_x_dest = 0U;
8255 l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
8257 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
8258 l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
8259 l_offset_x1_src = 0;
8262 l_width_dest = l_img_comp_dest->w ;
8263 l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest;
8267 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
8268 l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
8269 l_offset_y0_src = 0;
8271 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8272 l_height_dest = l_height_src;
8273 l_offset_y1_src = 0;
8276 l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
8277 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
8281 l_start_y_dest = 0U;
8282 l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
8284 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
8285 l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
8286 l_offset_y1_src = 0;
8289 l_height_dest = l_img_comp_dest->h ;
8290 l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest;
8294 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
8297 /* testcase 2977.pdf.asan.67.2198 */
8298 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
8303 /* Compute the input buffer offset */
8304 l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src * (OPJ_SIZE_T)l_width_src;
8305 l_line_offset_src = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
8306 l_end_offset_src = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src - (OPJ_SIZE_T)l_offset_x0_src;
8308 /* Compute the output buffer offset */
8309 l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest * (OPJ_SIZE_T)l_img_comp_dest->w;
8310 l_line_offset_dest = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
8312 /* Move the output buffer to the first place where we will write*/
8313 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
8316 fprintf(stdout, "COMPO[%d]:\n",i);
8317 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
8318 "\t tile offset:%d, %d, %d, %d\n"
8319 "\t buffer offset: %d; %d, %d\n",
8320 l_res->x0, l_res->y0, l_width_src, l_height_src,
8321 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
8322 l_start_offset_src, l_line_offset_src, l_end_offset_src);
8324 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
8325 "\t start offset: %d, line offset= %d\n",
8326 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
8329 switch (l_size_comp) {
8332 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
8333 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
8335 if (l_img_comp_src->sgnd) {
8336 for (j = 0 ; j < l_height_dest ; ++j) {
8337 for ( k = 0 ; k < l_width_dest ; ++k) {
8338 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
8341 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
8342 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
8346 for ( j = 0 ; j < l_height_dest ; ++j ) {
8347 for ( k = 0 ; k < l_width_dest ; ++k) {
8348 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
8351 l_dest_ptr+= l_line_offset_dest;
8352 l_src_ptr += l_line_offset_src;
8356 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
8357 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
8362 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
8363 l_src_ptr += l_start_offset_src;
8365 if (l_img_comp_src->sgnd) {
8366 for (j=0;j<l_height_dest;++j) {
8367 for (k=0;k<l_width_dest;++k) {
8368 *(l_dest_ptr++) = *(l_src_ptr++);
8371 l_dest_ptr+= l_line_offset_dest;
8372 l_src_ptr += l_line_offset_src ;
8376 for (j=0;j<l_height_dest;++j) {
8377 for (k=0;k<l_width_dest;++k) {
8378 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
8381 l_dest_ptr+= l_line_offset_dest;
8382 l_src_ptr += l_line_offset_src ;
8386 l_src_ptr += l_end_offset_src;
8387 p_data = (OPJ_BYTE*) l_src_ptr;
8392 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
8393 l_src_ptr += l_start_offset_src;
8395 for (j=0;j<l_height_dest;++j) {
8396 for (k=0;k<l_width_dest;++k) {
8397 *(l_dest_ptr++) = (*(l_src_ptr++));
8400 l_dest_ptr+= l_line_offset_dest;
8401 l_src_ptr += l_line_offset_src ;
8404 l_src_ptr += l_end_offset_src;
8405 p_data = (OPJ_BYTE*) l_src_ptr;
8418 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
8419 opj_image_t* p_image,
8420 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
8421 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
8422 opj_event_mgr_t * p_manager )
8424 opj_cp_t * l_cp = &(p_j2k->m_cp);
8425 opj_image_t * l_image = p_j2k->m_private_image;
8428 OPJ_INT32 l_comp_x1, l_comp_y1;
8429 opj_image_comp_t* l_img_comp = NULL;
8431 /* Check if we are read the main header */
8432 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
8433 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
8437 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
8438 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
8440 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8441 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8442 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8443 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8449 /* Check if the positions provided by the user are correct */
8452 assert(p_start_x >= 0 );
8453 assert(p_start_y >= 0 );
8455 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
8456 opj_event_msg(p_manager, EVT_ERROR,
8457 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
8458 p_start_x, l_image->x1);
8461 else if ((OPJ_UINT32)p_start_x < l_image->x0){
8462 opj_event_msg(p_manager, EVT_WARNING,
8463 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
8464 p_start_x, l_image->x0);
8465 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
8466 p_image->x0 = l_image->x0;
8469 p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - l_cp->tx0) / l_cp->tdx;
8470 p_image->x0 = (OPJ_UINT32)p_start_x;
8474 if ((OPJ_UINT32)p_start_y > l_image->y1){
8475 opj_event_msg(p_manager, EVT_ERROR,
8476 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
8477 p_start_y, l_image->y1);
8480 else if ((OPJ_UINT32)p_start_y < l_image->y0){
8481 opj_event_msg(p_manager, EVT_WARNING,
8482 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
8483 p_start_y, l_image->y0);
8484 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
8485 p_image->y0 = l_image->y0;
8488 p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - l_cp->ty0) / l_cp->tdy;
8489 p_image->y0 = (OPJ_UINT32)p_start_y;
8493 assert((OPJ_UINT32)p_end_x > 0);
8494 assert((OPJ_UINT32)p_end_y > 0);
8495 if ((OPJ_UINT32)p_end_x < l_image->x0) {
8496 opj_event_msg(p_manager, EVT_ERROR,
8497 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
8498 p_end_x, l_image->x0);
8501 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
8502 opj_event_msg(p_manager, EVT_WARNING,
8503 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
8504 p_end_x, l_image->x1);
8505 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
8506 p_image->x1 = l_image->x1;
8509 p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
8510 p_image->x1 = (OPJ_UINT32)p_end_x;
8514 if ((OPJ_UINT32)p_end_y < l_image->y0) {
8515 opj_event_msg(p_manager, EVT_ERROR,
8516 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
8517 p_end_y, l_image->y0);
8520 if ((OPJ_UINT32)p_end_y > l_image->y1){
8521 opj_event_msg(p_manager, EVT_WARNING,
8522 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
8523 p_end_y, l_image->y1);
8524 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
8525 p_image->y1 = l_image->y1;
8528 p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
8529 p_image->y1 = (OPJ_UINT32)p_end_y;
8533 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
8535 l_img_comp = p_image->comps;
8536 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
8540 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
8541 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
8542 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
8543 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
8545 l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
8546 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
8548 opj_event_msg(p_manager, EVT_ERROR,
8549 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
8553 l_img_comp->w = (OPJ_UINT32)l_w;
8555 l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
8556 - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
8558 opj_event_msg(p_manager, EVT_ERROR,
8559 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
8563 l_img_comp->h = (OPJ_UINT32)l_h;
8568 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
8569 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
8574 opj_j2k_t* opj_j2k_create_decompress(void)
8576 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t));
8581 l_j2k->m_is_decoder = 1;
8582 l_j2k->m_cp.m_is_decoder = 1;
8584 #ifdef OPJ_DISABLE_TPSOT_FIX
8585 l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
8588 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,sizeof(opj_tcp_t));
8589 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
8590 opj_j2k_destroy(l_j2k);
8594 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,OPJ_J2K_DEFAULT_HEADER_SIZE);
8595 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
8596 opj_j2k_destroy(l_j2k);
8600 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
8602 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
8604 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
8606 /* codestream index creation */
8607 l_j2k->cstr_index = opj_j2k_create_cstr_index();
8608 if (!l_j2k->cstr_index){
8609 opj_j2k_destroy(l_j2k);
8613 /* validation list creation */
8614 l_j2k->m_validation_list = opj_procedure_list_create();
8615 if (! l_j2k->m_validation_list) {
8616 opj_j2k_destroy(l_j2k);
8620 /* execution list creation */
8621 l_j2k->m_procedure_list = opj_procedure_list_create();
8622 if (! l_j2k->m_procedure_list) {
8623 opj_j2k_destroy(l_j2k);
8630 static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
8632 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
8633 opj_calloc(1,sizeof(opj_codestream_index_t));
8637 cstr_index->maxmarknum = 100;
8638 cstr_index->marknum = 0;
8639 cstr_index->marker = (opj_marker_info_t*)
8640 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
8641 if (!cstr_index-> marker)
8644 cstr_index->tile_index = NULL;
8649 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
8650 OPJ_UINT32 p_tile_no,
8651 OPJ_UINT32 p_comp_no )
8653 opj_cp_t *l_cp = 00;
8654 opj_tcp_t *l_tcp = 00;
8655 opj_tccp_t *l_tccp = 00;
8658 assert(p_j2k != 00);
8660 l_cp = &(p_j2k->m_cp);
8661 l_tcp = &l_cp->tcps[p_tile_no];
8662 l_tccp = &l_tcp->tccps[p_comp_no];
8664 /* preconditions again */
8665 assert(p_tile_no < (l_cp->tw * l_cp->th));
8666 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8668 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8669 return 5 + l_tccp->numresolutions;
8676 static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k, OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
8679 opj_cp_t *l_cp = NULL;
8680 opj_tcp_t *l_tcp = NULL;
8681 opj_tccp_t *l_tccp0 = NULL;
8682 opj_tccp_t *l_tccp1 = NULL;
8685 assert(p_j2k != 00);
8687 l_cp = &(p_j2k->m_cp);
8688 l_tcp = &l_cp->tcps[p_tile_no];
8689 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
8690 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
8692 if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
8695 if (l_tccp0->cblkw != l_tccp1->cblkw) {
8698 if (l_tccp0->cblkh != l_tccp1->cblkh) {
8701 if (l_tccp0->cblksty != l_tccp1->cblksty) {
8704 if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
8707 if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
8711 for (i = 0U; i < l_tccp0->numresolutions; ++i) {
8712 if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
8715 if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
8722 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
8723 OPJ_UINT32 p_tile_no,
8724 OPJ_UINT32 p_comp_no,
8726 OPJ_UINT32 * p_header_size,
8727 struct opj_event_mgr * p_manager )
8730 opj_cp_t *l_cp = 00;
8731 opj_tcp_t *l_tcp = 00;
8732 opj_tccp_t *l_tccp = 00;
8735 assert(p_j2k != 00);
8736 assert(p_header_size != 00);
8737 assert(p_manager != 00);
8738 assert(p_data != 00);
8740 l_cp = &(p_j2k->m_cp);
8741 l_tcp = &l_cp->tcps[p_tile_no];
8742 l_tccp = &l_tcp->tccps[p_comp_no];
8744 /* preconditions again */
8745 assert(p_tile_no < (l_cp->tw * l_cp->th));
8746 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
8748 if (*p_header_size < 5) {
8749 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8753 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
8756 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
8759 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
8762 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
8765 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
8768 *p_header_size = *p_header_size - 5;
8770 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8772 if (*p_header_size < l_tccp->numresolutions) {
8773 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8777 for (i = 0; i < l_tccp->numresolutions; ++i) {
8778 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
8782 *p_header_size = *p_header_size - l_tccp->numresolutions;
8788 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
8790 OPJ_BYTE * p_header_data,
8791 OPJ_UINT32 * p_header_size,
8792 opj_event_mgr_t * p_manager)
8794 OPJ_UINT32 i, l_tmp;
8795 opj_cp_t *l_cp = NULL;
8796 opj_tcp_t *l_tcp = NULL;
8797 opj_tccp_t *l_tccp = NULL;
8798 OPJ_BYTE * l_current_ptr = NULL;
8801 assert(p_j2k != 00);
8802 assert(p_manager != 00);
8803 assert(p_header_data != 00);
8805 l_cp = &(p_j2k->m_cp);
8806 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
8807 &l_cp->tcps[p_j2k->m_current_tile_number] :
8808 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8810 /* precondition again */
8811 assert(compno < p_j2k->m_private_image->numcomps);
8813 l_tccp = &l_tcp->tccps[compno];
8814 l_current_ptr = p_header_data;
8816 /* make sure room is sufficient */
8817 if (*p_header_size < 5) {
8818 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8822 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
8823 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
8824 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
8825 opj_event_msg(p_manager, EVT_ERROR,
8826 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
8827 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
8832 /* If user wants to remove more resolutions than the codestream contains, return error */
8833 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
8834 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
8835 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
8836 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
8840 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
8844 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
8848 if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) || ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
8849 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
8854 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
8857 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
8860 *p_header_size = *p_header_size - 5;
8862 /* use custom precinct size ? */
8863 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8864 if (*p_header_size < l_tccp->numresolutions) {
8865 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8869 for (i = 0; i < l_tccp->numresolutions; ++i) {
8870 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
8872 /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
8873 if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
8874 opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
8877 l_tccp->prcw[i] = l_tmp & 0xf;
8878 l_tccp->prch[i] = l_tmp >> 4;
8881 *p_header_size = *p_header_size - l_tccp->numresolutions;
8884 /* set default size for the precinct width and height */
8885 for (i = 0; i < l_tccp->numresolutions; ++i) {
8886 l_tccp->prcw[i] = 15;
8887 l_tccp->prch[i] = 15;
8891 #ifdef WIP_REMOVE_MSD
8893 if (p_j2k->cstr_info && compno == 0) {
8894 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
8896 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
8897 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
8898 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
8899 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
8900 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
8902 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
8903 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
8911 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
8915 opj_cp_t *l_cp = NULL;
8916 opj_tcp_t *l_tcp = NULL;
8917 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
8918 OPJ_UINT32 l_prc_size;
8921 assert(p_j2k != 00);
8923 l_cp = &(p_j2k->m_cp);
8924 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
8925 &l_cp->tcps[p_j2k->m_current_tile_number] :
8926 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8928 l_ref_tccp = &l_tcp->tccps[0];
8929 l_copied_tccp = l_ref_tccp + 1;
8930 l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
8932 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
8933 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
8934 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
8935 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
8936 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
8937 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
8938 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
8939 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
8944 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
8945 OPJ_UINT32 p_tile_no,
8946 OPJ_UINT32 p_comp_no )
8948 OPJ_UINT32 l_num_bands;
8950 opj_cp_t *l_cp = 00;
8951 opj_tcp_t *l_tcp = 00;
8952 opj_tccp_t *l_tccp = 00;
8955 assert(p_j2k != 00);
8957 l_cp = &(p_j2k->m_cp);
8958 l_tcp = &l_cp->tcps[p_tile_no];
8959 l_tccp = &l_tcp->tccps[p_comp_no];
8961 /* preconditions again */
8962 assert(p_tile_no < l_cp->tw * l_cp->th);
8963 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8965 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8967 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8968 return 1 + l_num_bands;
8971 return 1 + 2*l_num_bands;
8975 static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k, OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
8977 opj_cp_t *l_cp = NULL;
8978 opj_tcp_t *l_tcp = NULL;
8979 opj_tccp_t *l_tccp0 = NULL;
8980 opj_tccp_t *l_tccp1 = NULL;
8981 OPJ_UINT32 l_band_no, l_num_bands;
8984 assert(p_j2k != 00);
8986 l_cp = &(p_j2k->m_cp);
8987 l_tcp = &l_cp->tcps[p_tile_no];
8988 l_tccp0 = &l_tcp->tccps[p_first_comp_no];
8989 l_tccp1 = &l_tcp->tccps[p_second_comp_no];
8991 if (l_tccp0->qntsty != l_tccp1->qntsty ) {
8994 if (l_tccp0->numgbits != l_tccp1->numgbits ) {
8997 if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9000 l_num_bands = l_tccp0->numresolutions * 3U - 2U;
9001 if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
9006 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9007 if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn ) {
9011 if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT)
9013 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9014 if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant ) {
9023 static OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
9024 OPJ_UINT32 p_tile_no,
9025 OPJ_UINT32 p_comp_no,
9027 OPJ_UINT32 * p_header_size,
9028 struct opj_event_mgr * p_manager )
9030 OPJ_UINT32 l_header_size;
9031 OPJ_UINT32 l_band_no, l_num_bands;
9032 OPJ_UINT32 l_expn,l_mant;
9034 opj_cp_t *l_cp = 00;
9035 opj_tcp_t *l_tcp = 00;
9036 opj_tccp_t *l_tccp = 00;
9039 assert(p_j2k != 00);
9040 assert(p_header_size != 00);
9041 assert(p_manager != 00);
9042 assert(p_data != 00);
9044 l_cp = &(p_j2k->m_cp);
9045 l_tcp = &l_cp->tcps[p_tile_no];
9046 l_tccp = &l_tcp->tccps[p_comp_no];
9048 /* preconditions again */
9049 assert(p_tile_no < l_cp->tw * l_cp->th);
9050 assert(p_comp_no <p_j2k->m_private_image->numcomps);
9052 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
9054 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9055 l_header_size = 1 + l_num_bands;
9057 if (*p_header_size < l_header_size) {
9058 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9062 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
9065 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9066 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9067 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
9072 l_header_size = 1 + 2*l_num_bands;
9074 if (*p_header_size < l_header_size) {
9075 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
9079 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
9082 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
9083 l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
9084 l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
9086 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
9091 *p_header_size = *p_header_size - l_header_size;
9096 static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
9097 OPJ_UINT32 p_comp_no,
9098 OPJ_BYTE* p_header_data,
9099 OPJ_UINT32 * p_header_size,
9100 opj_event_mgr_t * p_manager
9104 OPJ_UINT32 l_band_no;
9105 opj_cp_t *l_cp = 00;
9106 opj_tcp_t *l_tcp = 00;
9107 opj_tccp_t *l_tccp = 00;
9108 OPJ_BYTE * l_current_ptr = 00;
9109 OPJ_UINT32 l_tmp, l_num_band;
9112 assert(p_j2k != 00);
9113 assert(p_manager != 00);
9114 assert(p_header_data != 00);
9116 l_cp = &(p_j2k->m_cp);
9117 /* come from tile part header or main header ?*/
9118 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
9119 &l_cp->tcps[p_j2k->m_current_tile_number] :
9120 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9122 /* precondition again*/
9123 assert(p_comp_no < p_j2k->m_private_image->numcomps);
9125 l_tccp = &l_tcp->tccps[p_comp_no];
9126 l_current_ptr = p_header_data;
9128 if (*p_header_size < 1) {
9129 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
9132 *p_header_size -= 1;
9134 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
9137 l_tccp->qntsty = l_tmp & 0x1f;
9138 l_tccp->numgbits = l_tmp >> 5;
9139 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9143 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
9145 (*p_header_size) / 2;
9147 if( l_num_band > OPJ_J2K_MAXBANDS ) {
9148 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
9149 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
9150 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
9151 /*return OPJ_FALSE;*/
9156 if (l_cp->correct) {
9158 /* if JPWL is on, we check whether there are too many subbands */
9159 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
9160 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
9161 "JPWL: bad number of subbands in Sqcx (%d)\n",
9164 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
9167 /* we try to correct */
9169 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
9170 "- setting number of bands to %d => HYPOTHESIS!!!\n",
9175 #endif /* USE_JPWL */
9177 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
9178 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9179 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
9181 if (l_band_no < OPJ_J2K_MAXBANDS){
9182 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
9183 l_tccp->stepsizes[l_band_no].mant = 0;
9186 *p_header_size = *p_header_size - l_num_band;
9189 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
9190 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
9192 if (l_band_no < OPJ_J2K_MAXBANDS){
9193 l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
9194 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
9197 *p_header_size = *p_header_size - 2*l_num_band;
9200 /* Add Antonin : if scalar_derived -> compute other stepsizes */
9201 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
9202 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
9203 l_tccp->stepsizes[l_band_no].expn =
9204 ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) ?
9205 (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
9206 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
9213 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
9216 opj_cp_t *l_cp = NULL;
9217 opj_tcp_t *l_tcp = NULL;
9218 opj_tccp_t *l_ref_tccp = NULL;
9219 opj_tccp_t *l_copied_tccp = NULL;
9223 assert(p_j2k != 00);
9225 l_cp = &(p_j2k->m_cp);
9226 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
9227 &l_cp->tcps[p_j2k->m_current_tile_number] :
9228 p_j2k->m_specific_param.m_decoder.m_default_tcp;
9230 l_ref_tccp = &l_tcp->tccps[0];
9231 l_copied_tccp = l_ref_tccp + 1;
9232 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
9234 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
9235 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
9236 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
9237 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
9242 static void opj_j2k_dump_tile_info( opj_tcp_t * l_default_tile,OPJ_INT32 numcomps,FILE* out_stream)
9248 fprintf(out_stream, "\t default tile {\n");
9249 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
9250 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
9251 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
9252 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
9254 for (compno = 0; compno < numcomps; compno++) {
9255 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9257 OPJ_INT32 bandno, numbands;
9260 fprintf(out_stream, "\t\t comp %d {\n", compno);
9261 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
9262 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
9263 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
9264 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
9265 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
9266 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
9268 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
9269 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
9270 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
9272 fprintf(out_stream, "\n");
9274 /* quantization style*/
9275 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
9276 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
9277 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
9278 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9279 for (bandno = 0; bandno < numbands; bandno++) {
9280 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
9281 l_tccp->stepsizes[bandno].expn);
9283 fprintf(out_stream, "\n");
9286 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
9288 fprintf(out_stream, "\t\t }\n");
9289 } /*end of component of default tile*/
9290 fprintf(out_stream, "\t }\n"); /*end of default tile*/
9294 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
9296 /* Check if the flag is compatible with j2k file*/
9297 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
9298 fprintf(out_stream, "Wrong flag\n");
9302 /* Dump the image_header */
9303 if (flag & OPJ_IMG_INFO){
9304 if (p_j2k->m_private_image)
9305 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
9308 /* Dump the codestream info from main header */
9309 if (flag & OPJ_J2K_MH_INFO){
9310 opj_j2k_dump_MH_info(p_j2k, out_stream);
9312 /* Dump all tile/codestream info */
9313 if (flag & OPJ_J2K_TCH_INFO){
9314 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9316 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
9317 for (i=0;i<l_nb_tiles;++i) {
9318 opj_j2k_dump_tile_info( l_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
9323 /* Dump the codestream info of the current tile */
9324 if (flag & OPJ_J2K_TH_INFO){
9328 /* Dump the codestream index from main header */
9329 if (flag & OPJ_J2K_MH_IND){
9330 opj_j2k_dump_MH_index(p_j2k, out_stream);
9333 /* Dump the codestream index of the current tile */
9334 if (flag & OPJ_J2K_TH_IND){
9340 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
9342 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
9343 OPJ_UINT32 it_marker, it_tile, it_tile_part;
9345 fprintf(out_stream, "Codestream index from main header: {\n");
9347 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
9348 "\t Main header end position=%" PRIi64 "\n",
9349 cstr_index->main_head_start, cstr_index->main_head_end);
9351 fprintf(out_stream, "\t Marker list: {\n");
9353 if (cstr_index->marker){
9354 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
9355 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9356 cstr_index->marker[it_marker].type,
9357 cstr_index->marker[it_marker].pos,
9358 cstr_index->marker[it_marker].len );
9362 fprintf(out_stream, "\t }\n");
9364 if (cstr_index->tile_index){
9366 /* Simple test to avoid to write empty information*/
9367 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
9368 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9369 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
9372 if (l_acc_nb_of_tile_part)
9374 fprintf(out_stream, "\t Tile index: {\n");
9376 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
9377 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
9379 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
9381 if (cstr_index->tile_index[it_tile].tp_index){
9382 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
9383 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
9385 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
9386 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
9387 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
9391 if (cstr_index->tile_index[it_tile].marker){
9392 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
9393 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
9394 cstr_index->tile_index[it_tile].marker[it_marker].type,
9395 cstr_index->tile_index[it_tile].marker[it_marker].pos,
9396 cstr_index->tile_index[it_tile].marker[it_marker].len );
9400 fprintf(out_stream,"\t }\n");
9404 fprintf(out_stream,"}\n");
9409 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
9412 fprintf(out_stream, "Codestream info from main header: {\n");
9414 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
9415 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
9416 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
9417 opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
9418 fprintf(out_stream, "}\n");
9421 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9426 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
9430 fprintf(out_stream, "Image info {\n");
9431 tab[0] = '\t';tab[1] = '\0';
9434 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
9435 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
9436 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
9438 if (img_header->comps){
9440 for (compno = 0; compno < img_header->numcomps; compno++) {
9441 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
9442 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
9443 fprintf(out_stream,"%s}\n",tab);
9447 fprintf(out_stream, "}\n");
9450 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
9455 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
9458 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
9461 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
9462 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
9463 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
9466 fprintf(out_stream, "}\n");
9469 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
9472 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
9473 opj_tcp_t *l_default_tile;
9474 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
9478 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
9480 cstr_info->tx0 = p_j2k->m_cp.tx0;
9481 cstr_info->ty0 = p_j2k->m_cp.ty0;
9482 cstr_info->tdx = p_j2k->m_cp.tdx;
9483 cstr_info->tdy = p_j2k->m_cp.tdy;
9484 cstr_info->tw = p_j2k->m_cp.tw;
9485 cstr_info->th = p_j2k->m_cp.th;
9487 cstr_info->tile_info = NULL; /* Not fill from the main header*/
9489 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
9491 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
9492 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
9493 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
9494 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
9496 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
9497 if (!cstr_info->m_default_tile_info.tccp_info)
9499 opj_destroy_cstr_info(&cstr_info);
9503 for (compno = 0; compno < numcomps; compno++) {
9504 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
9505 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
9506 OPJ_INT32 bandno, numbands;
9509 l_tccp_info->csty = l_tccp->csty;
9510 l_tccp_info->numresolutions = l_tccp->numresolutions;
9511 l_tccp_info->cblkw = l_tccp->cblkw;
9512 l_tccp_info->cblkh = l_tccp->cblkh;
9513 l_tccp_info->cblksty = l_tccp->cblksty;
9514 l_tccp_info->qmfbid = l_tccp->qmfbid;
9515 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
9517 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
9518 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
9521 /* quantization style*/
9522 l_tccp_info->qntsty = l_tccp->qntsty;
9523 l_tccp_info->numgbits = l_tccp->numgbits;
9525 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
9526 if (numbands < OPJ_J2K_MAXBANDS) {
9527 for (bandno = 0; bandno < numbands; bandno++) {
9528 l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].mant;
9529 l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].expn;
9534 l_tccp_info->roishift = l_tccp->roishift;
9540 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
9542 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
9543 opj_calloc(1,sizeof(opj_codestream_index_t));
9547 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
9548 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
9549 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
9551 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
9552 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
9553 if (!l_cstr_index->marker){
9554 opj_free( l_cstr_index);
9558 if (p_j2k->cstr_index->marker)
9559 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
9561 opj_free(l_cstr_index->marker);
9562 l_cstr_index->marker = NULL;
9565 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
9566 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
9567 if (!l_cstr_index->tile_index){
9568 opj_free( l_cstr_index->marker);
9569 opj_free( l_cstr_index);
9573 if (!p_j2k->cstr_index->tile_index){
9574 opj_free(l_cstr_index->tile_index);
9575 l_cstr_index->tile_index = NULL;
9578 OPJ_UINT32 it_tile = 0;
9579 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
9582 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
9584 l_cstr_index->tile_index[it_tile].marker =
9585 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
9587 if (!l_cstr_index->tile_index[it_tile].marker) {
9588 OPJ_UINT32 it_tile_free;
9590 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9591 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9594 opj_free( l_cstr_index->tile_index);
9595 opj_free( l_cstr_index->marker);
9596 opj_free( l_cstr_index);
9600 if (p_j2k->cstr_index->tile_index[it_tile].marker)
9601 memcpy( l_cstr_index->tile_index[it_tile].marker,
9602 p_j2k->cstr_index->tile_index[it_tile].marker,
9603 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
9605 opj_free(l_cstr_index->tile_index[it_tile].marker);
9606 l_cstr_index->tile_index[it_tile].marker = NULL;
9609 /* Tile part index*/
9610 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
9612 l_cstr_index->tile_index[it_tile].tp_index =
9613 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
9615 if(!l_cstr_index->tile_index[it_tile].tp_index){
9616 OPJ_UINT32 it_tile_free;
9618 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
9619 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
9620 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
9623 opj_free( l_cstr_index->tile_index);
9624 opj_free( l_cstr_index->marker);
9625 opj_free( l_cstr_index);
9629 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
9630 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
9631 p_j2k->cstr_index->tile_index[it_tile].tp_index,
9632 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
9635 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
9636 l_cstr_index->tile_index[it_tile].tp_index = NULL;
9639 /* Packet index (NOT USED)*/
9640 l_cstr_index->tile_index[it_tile].nb_packet = 0;
9641 l_cstr_index->tile_index[it_tile].packet_index = NULL;
9646 return l_cstr_index;
9649 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
9651 OPJ_UINT32 it_tile=0;
9653 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9654 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
9655 if (!p_j2k->cstr_index->tile_index)
9658 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
9659 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
9660 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
9661 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
9662 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
9663 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
9670 static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
9671 opj_stream_private_t *p_stream,
9672 opj_event_mgr_t * p_manager)
9674 OPJ_BOOL l_go_on = OPJ_TRUE;
9675 OPJ_UINT32 l_current_tile_no;
9676 OPJ_UINT32 l_data_size,l_max_data_size;
9677 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9678 OPJ_UINT32 l_nb_comps;
9679 OPJ_BYTE * l_current_data;
9680 OPJ_UINT32 nr_tiles = 0;
9682 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9683 if (! l_current_data) {
9684 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
9687 l_max_data_size = 1000;
9690 if (! opj_j2k_read_tile_header( p_j2k,
9693 &l_tile_x0, &l_tile_y0,
9694 &l_tile_x1, &l_tile_y1,
9699 opj_free(l_current_data);
9707 if (l_data_size > l_max_data_size) {
9708 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9709 if (! l_new_current_data) {
9710 opj_free(l_current_data);
9711 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);
9714 l_current_data = l_new_current_data;
9715 l_max_data_size = l_data_size;
9718 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9719 opj_free(l_current_data);
9720 opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
9723 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);
9725 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9726 opj_free(l_current_data);
9729 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
9731 if(opj_stream_get_number_byte_left(p_stream) == 0
9732 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
9734 if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw)
9738 opj_free(l_current_data);
9744 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
9746 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
9749 assert(p_j2k != 00);
9751 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
9752 /* DEVELOPER CORNER, add your custom procedures */
9757 * Read and decode one tile.
9759 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
9760 opj_stream_private_t *p_stream,
9761 opj_event_mgr_t * p_manager)
9763 OPJ_BOOL l_go_on = OPJ_TRUE;
9764 OPJ_UINT32 l_current_tile_no;
9765 OPJ_UINT32 l_tile_no_to_dec;
9766 OPJ_UINT32 l_data_size,l_max_data_size;
9767 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9768 OPJ_UINT32 l_nb_comps;
9769 OPJ_BYTE * l_current_data;
9771 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9772 if (! l_current_data) {
9773 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
9776 l_max_data_size = 1000;
9778 /*Allocate and initialize some elements of codestrem index if not already done*/
9779 if( !p_j2k->cstr_index->tile_index)
9781 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
9782 opj_free(l_current_data);
9786 /* Move into the codestream to the first SOT used to decode the desired tile */
9787 l_tile_no_to_dec = (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
9788 if (p_j2k->cstr_index->tile_index)
9789 if(p_j2k->cstr_index->tile_index->tp_index)
9791 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
9792 /* the index for this tile has not been built,
9793 * so move to the last SOT read */
9794 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
9795 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9796 opj_free(l_current_data);
9801 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)) ) {
9802 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9803 opj_free(l_current_data);
9807 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
9808 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
9809 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9813 if (! opj_j2k_read_tile_header( p_j2k,
9816 &l_tile_x0, &l_tile_y0,
9817 &l_tile_x1, &l_tile_y1,
9822 opj_free(l_current_data);
9830 if (l_data_size > l_max_data_size) {
9831 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9832 if (! l_new_current_data) {
9833 opj_free(l_current_data);
9834 l_current_data = NULL;
9835 /* TODO: LH: why tile numbering policy used in messages differs from
9836 the one used in opj_j2k_decode_tiles() ? */
9837 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);
9840 l_current_data = l_new_current_data;
9841 l_max_data_size = l_data_size;
9844 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9845 opj_free(l_current_data);
9848 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);
9850 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9851 opj_free(l_current_data);
9854 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
9856 if(l_current_tile_no == l_tile_no_to_dec)
9858 /* move into the codestream to the the first SOT (FIXME or not move?)*/
9859 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
9860 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9866 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);
9871 opj_free(l_current_data);
9877 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
9879 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
9882 assert(p_j2k != 00);
9884 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
9885 /* DEVELOPER CORNER, add your custom procedures */
9889 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
9890 opj_stream_private_t * p_stream,
9891 opj_image_t * p_image,
9892 opj_event_mgr_t * p_manager)
9899 p_j2k->m_output_image = opj_image_create0();
9900 if (! (p_j2k->m_output_image)) {
9903 opj_copy_image_header(p_image, p_j2k->m_output_image);
9905 /* customization of the decoding */
9906 opj_j2k_setup_decoding(p_j2k);
9908 /* Decode the codestream */
9909 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9910 opj_image_destroy(p_j2k->m_private_image);
9911 p_j2k->m_private_image = NULL;
9915 /* Move data and copy one information from codec to output image*/
9916 for (compno = 0; compno < p_image->numcomps; compno++) {
9917 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9918 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9921 sprintf( fn, "/tmp/%d.raw", compno );
9922 FILE *debug = fopen( fn, "wb" );
9923 fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug );
9926 p_j2k->m_output_image->comps[compno].data = NULL;
9932 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
9933 opj_stream_private_t *p_stream,
9934 opj_image_t* p_image,
9935 opj_event_mgr_t * p_manager,
9936 OPJ_UINT32 tile_index )
9939 OPJ_UINT32 l_tile_x, l_tile_y;
9940 opj_image_comp_t* l_img_comp;
9943 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
9947 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
9948 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);
9952 /* Compute the dimension of the desired tile*/
9953 l_tile_x = tile_index % p_j2k->m_cp.tw;
9954 l_tile_y = tile_index / p_j2k->m_cp.tw;
9956 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9957 if (p_image->x0 < p_j2k->m_private_image->x0)
9958 p_image->x0 = p_j2k->m_private_image->x0;
9959 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9960 if (p_image->x1 > p_j2k->m_private_image->x1)
9961 p_image->x1 = p_j2k->m_private_image->x1;
9963 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9964 if (p_image->y0 < p_j2k->m_private_image->y0)
9965 p_image->y0 = p_j2k->m_private_image->y0;
9966 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9967 if (p_image->y1 > p_j2k->m_private_image->y1)
9968 p_image->y1 = p_j2k->m_private_image->y1;
9970 l_img_comp = p_image->comps;
9971 for (compno=0; compno < p_image->numcomps; ++compno)
9973 OPJ_INT32 l_comp_x1, l_comp_y1;
9975 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
9977 l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx);
9978 l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy);
9979 l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
9980 l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
9982 l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor));
9983 l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor));
9988 /* Destroy the previous output image*/
9989 if (p_j2k->m_output_image)
9990 opj_image_destroy(p_j2k->m_output_image);
9992 /* Create the ouput image from the information previously computed*/
9993 p_j2k->m_output_image = opj_image_create0();
9994 if (! (p_j2k->m_output_image)) {
9997 opj_copy_image_header(p_image, p_j2k->m_output_image);
9999 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
10001 /* customization of the decoding */
10002 opj_j2k_setup_decoding_tile(p_j2k);
10004 /* Decode the codestream */
10005 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
10006 opj_image_destroy(p_j2k->m_private_image);
10007 p_j2k->m_private_image = NULL;
10011 /* Move data and copy one information from codec to output image*/
10012 for (compno = 0; compno < p_image->numcomps; compno++) {
10013 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
10015 if (p_image->comps[compno].data)
10016 opj_free(p_image->comps[compno].data);
10018 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
10020 p_j2k->m_output_image->comps[compno].data = NULL;
10026 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
10027 OPJ_UINT32 res_factor,
10028 opj_event_mgr_t * p_manager)
10030 OPJ_UINT32 it_comp;
10032 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
10034 if (p_j2k->m_private_image) {
10035 if (p_j2k->m_private_image->comps) {
10036 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
10037 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
10038 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
10039 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
10040 if ( res_factor >= max_res){
10041 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
10044 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
10055 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
10056 opj_stream_private_t *p_stream,
10057 opj_event_mgr_t * p_manager )
10060 OPJ_UINT32 l_nb_tiles;
10061 OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
10062 OPJ_BYTE * l_current_data = 00;
10063 opj_tcd_t* p_tcd = 00;
10065 /* preconditions */
10066 assert(p_j2k != 00);
10067 assert(p_stream != 00);
10068 assert(p_manager != 00);
10070 p_tcd = p_j2k->m_tcd;
10072 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
10073 for (i=0;i<l_nb_tiles;++i) {
10074 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
10075 if (l_current_data) {
10076 opj_free(l_current_data);
10081 /* if we only have one tile, then simply set tile component data equal to image component data */
10082 /* otherwise, allocate the data */
10083 for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) {
10084 opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
10085 if (l_nb_tiles == 1) {
10086 opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
10087 l_tilec->data = l_img_comp->data;
10088 l_tilec->ownsData = OPJ_FALSE;
10090 if(! opj_alloc_tile_component_data(l_tilec)) {
10091 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." );
10092 if (l_current_data) {
10093 opj_free(l_current_data);
10099 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
10100 if (l_nb_tiles > 1) {
10101 if (l_current_tile_size > l_max_tile_size) {
10102 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
10103 if (! l_new_current_data) {
10104 if (l_current_data) {
10105 opj_free(l_current_data);
10107 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
10110 l_current_data = l_new_current_data;
10111 l_max_tile_size = l_current_tile_size;
10114 /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
10115 /* 32 bit components @ 8 bit precision get converted to 8 bit */
10116 /* 32 bit components @ 16 bit precision get converted to 16 bit */
10117 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
10119 /* now copy this data into the tile component */
10120 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,l_current_data,l_current_tile_size)) {
10121 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
10126 if (! opj_j2k_post_write_tile (p_j2k,p_stream,p_manager)) {
10131 if (l_current_data) {
10132 opj_free(l_current_data);
10137 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
10138 opj_stream_private_t *p_stream,
10139 opj_event_mgr_t * p_manager)
10141 /* customization of the encoding */
10142 opj_j2k_setup_end_compress(p_j2k);
10144 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
10152 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
10153 opj_stream_private_t *p_stream,
10154 opj_image_t * p_image,
10155 opj_event_mgr_t * p_manager)
10157 /* preconditions */
10158 assert(p_j2k != 00);
10159 assert(p_stream != 00);
10160 assert(p_manager != 00);
10162 p_j2k->m_private_image = opj_image_create0();
10163 if (! p_j2k->m_private_image) {
10164 opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header." );
10167 opj_copy_image_header(p_image, p_j2k->m_private_image);
10169 /* TODO_MSD: Find a better way */
10170 if (p_image->comps) {
10171 OPJ_UINT32 it_comp;
10172 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
10173 if (p_image->comps[it_comp].data) {
10174 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
10175 p_image->comps[it_comp].data = NULL;
10181 /* customization of the validation */
10182 opj_j2k_setup_encoding_validation (p_j2k);
10184 /* validation of the parameters codec */
10185 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
10189 /* customization of the encoding */
10190 opj_j2k_setup_header_writing(p_j2k);
10193 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
10200 static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
10201 OPJ_UINT32 p_tile_index,
10202 opj_stream_private_t *p_stream,
10203 opj_event_mgr_t * p_manager )
10206 if (p_tile_index != p_j2k->m_current_tile_number) {
10207 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
10211 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);
10213 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
10214 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
10215 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10217 /* initialisation before tile encoding */
10218 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
10225 static void opj_get_tile_dimensions(opj_image_t * l_image,
10226 opj_tcd_tilecomp_t * l_tilec,
10227 opj_image_comp_t * l_img_comp,
10228 OPJ_UINT32* l_size_comp,
10229 OPJ_UINT32* l_width,
10230 OPJ_UINT32* l_height,
10231 OPJ_UINT32* l_offset_x,
10232 OPJ_UINT32* l_offset_y,
10233 OPJ_UINT32* l_image_width,
10234 OPJ_UINT32* l_stride,
10235 OPJ_UINT32* l_tile_offset) {
10236 OPJ_UINT32 l_remaining;
10237 *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
10238 l_remaining = l_img_comp->prec & 7; /* (%8) */
10243 if (*l_size_comp == 3) {
10247 *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
10248 *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
10249 *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
10250 *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0, (OPJ_INT32)l_img_comp->dy);
10251 *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 - (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
10252 *l_stride = *l_image_width - *l_width;
10253 *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
10256 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
10258 OPJ_UINT32 i,j,k = 0;
10260 for (i=0;i<p_tcd->image->numcomps;++i) {
10261 opj_image_t * l_image = p_tcd->image;
10262 OPJ_INT32 * l_src_ptr;
10263 opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
10264 opj_image_comp_t * l_img_comp = l_image->comps + i;
10265 OPJ_UINT32 l_size_comp,l_width,l_height,l_offset_x,l_offset_y, l_image_width,l_stride,l_tile_offset;
10267 opj_get_tile_dimensions(l_image,
10279 l_src_ptr = l_img_comp->data + l_tile_offset;
10281 switch (l_size_comp) {
10284 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
10285 if (l_img_comp->sgnd) {
10286 for (j=0;j<l_height;++j) {
10287 for (k=0;k<l_width;++k) {
10288 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
10292 l_src_ptr += l_stride;
10296 for (j=0;j<l_height;++j) {
10297 for (k=0;k<l_width;++k) {
10298 *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr)&0xff);
10302 l_src_ptr += l_stride;
10306 p_data = (OPJ_BYTE*) l_dest_ptr;
10311 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
10312 if (l_img_comp->sgnd) {
10313 for (j=0;j<l_height;++j) {
10314 for (k=0;k<l_width;++k) {
10315 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
10317 l_src_ptr += l_stride;
10321 for (j=0;j<l_height;++j) {
10322 for (k=0;k<l_width;++k) {
10323 *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
10325 l_src_ptr += l_stride;
10329 p_data = (OPJ_BYTE*) l_dest_ptr;
10334 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
10335 for (j=0;j<l_height;++j) {
10336 for (k=0;k<l_width;++k) {
10337 *(l_dest_ptr++) = *(l_src_ptr++);
10339 l_src_ptr += l_stride;
10342 p_data = (OPJ_BYTE*) l_dest_ptr;
10349 static OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
10350 opj_stream_private_t *p_stream,
10351 opj_event_mgr_t * p_manager )
10353 OPJ_UINT32 l_nb_bytes_written;
10354 OPJ_BYTE * l_current_data = 00;
10355 OPJ_UINT32 l_tile_size = 0;
10356 OPJ_UINT32 l_available_data;
10358 /* preconditions */
10359 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10361 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
10362 l_available_data = l_tile_size;
10363 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
10365 l_nb_bytes_written = 0;
10366 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10369 l_current_data += l_nb_bytes_written;
10370 l_available_data -= l_nb_bytes_written;
10372 l_nb_bytes_written = 0;
10373 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
10377 l_available_data -= l_nb_bytes_written;
10378 l_nb_bytes_written = l_tile_size - l_available_data;
10380 if ( opj_stream_write_data( p_stream,
10381 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
10382 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
10386 ++p_j2k->m_current_tile_number;
10391 static void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
10393 /* preconditions */
10394 assert(p_j2k != 00);
10396 /* DEVELOPER CORNER, insert your custom procedures */
10397 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
10399 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10400 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
10403 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
10404 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
10405 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
10408 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
10410 /* preconditions */
10411 assert(p_j2k != 00);
10413 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
10414 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
10416 /* DEVELOPER CORNER, add your custom validation procedure */
10417 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
10420 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
10422 /* preconditions */
10423 assert(p_j2k != 00);
10425 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
10426 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
10427 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
10428 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
10429 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
10430 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc );
10431 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc );
10433 if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
10434 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
10436 if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
10437 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
10441 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
10443 if (p_j2k->m_cp.comment != 00) {
10444 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
10447 /* DEVELOPER CORNER, insert your custom procedures */
10448 if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
10449 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
10451 /* End of Developer Corner */
10453 if (p_j2k->cstr_index) {
10454 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
10457 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
10458 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
10461 static OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
10463 OPJ_UINT32 * p_data_written,
10464 OPJ_UINT32 p_total_data_size,
10465 opj_stream_private_t *p_stream,
10466 struct opj_event_mgr * p_manager )
10468 OPJ_UINT32 l_nb_bytes_written = 0;
10469 OPJ_UINT32 l_current_nb_bytes_written;
10470 OPJ_BYTE * l_begin_data = 00;
10472 opj_tcd_t * l_tcd = 00;
10473 opj_cp_t * l_cp = 00;
10475 l_tcd = p_j2k->m_tcd;
10476 l_cp = &(p_j2k->m_cp);
10478 l_tcd->cur_pino = 0;
10480 /*Get number of tile parts*/
10481 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
10486 l_current_nb_bytes_written = 0;
10487 l_begin_data = p_data;
10488 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
10493 l_nb_bytes_written += l_current_nb_bytes_written;
10494 p_data += l_current_nb_bytes_written;
10495 p_total_data_size -= l_current_nb_bytes_written;
10497 if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
10499 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
10500 l_current_nb_bytes_written = 0;
10501 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10502 l_nb_bytes_written += l_current_nb_bytes_written;
10503 p_data += l_current_nb_bytes_written;
10504 p_total_data_size -= l_current_nb_bytes_written;
10506 l_current_nb_bytes_written = 0;
10507 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
10508 l_nb_bytes_written += l_current_nb_bytes_written;
10509 p_data += l_current_nb_bytes_written;
10510 p_total_data_size -= l_current_nb_bytes_written;
10513 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
10514 l_current_nb_bytes_written = 0;
10515 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
10516 l_nb_bytes_written += l_current_nb_bytes_written;
10517 p_data += l_current_nb_bytes_written;
10518 p_total_data_size -= l_current_nb_bytes_written;
10522 l_current_nb_bytes_written = 0;
10523 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10527 l_nb_bytes_written += l_current_nb_bytes_written;
10528 * p_data_written = l_nb_bytes_written;
10530 /* Writing Psot in SOT marker */
10531 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
10533 if (OPJ_IS_CINEMA(l_cp->rsiz)){
10534 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
10540 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
10542 OPJ_UINT32 * p_data_written,
10543 OPJ_UINT32 p_total_data_size,
10544 opj_stream_private_t *p_stream,
10545 struct opj_event_mgr * p_manager
10548 OPJ_UINT32 tilepartno=0;
10549 OPJ_UINT32 l_nb_bytes_written = 0;
10550 OPJ_UINT32 l_current_nb_bytes_written;
10551 OPJ_UINT32 l_part_tile_size;
10552 OPJ_UINT32 tot_num_tp;
10555 OPJ_BYTE * l_begin_data;
10556 opj_tcp_t *l_tcp = 00;
10557 opj_tcd_t * l_tcd = 00;
10558 opj_cp_t * l_cp = 00;
10560 l_tcd = p_j2k->m_tcd;
10561 l_cp = &(p_j2k->m_cp);
10562 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
10564 /*Get number of tile parts*/
10565 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
10567 /* start writing remaining tile parts */
10568 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10569 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
10570 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10571 l_current_nb_bytes_written = 0;
10572 l_part_tile_size = 0;
10573 l_begin_data = p_data;
10575 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10579 l_nb_bytes_written += l_current_nb_bytes_written;
10580 p_data += l_current_nb_bytes_written;
10581 p_total_data_size -= l_current_nb_bytes_written;
10582 l_part_tile_size += l_current_nb_bytes_written;
10584 l_current_nb_bytes_written = 0;
10585 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10589 p_data += l_current_nb_bytes_written;
10590 l_nb_bytes_written += l_current_nb_bytes_written;
10591 p_total_data_size -= l_current_nb_bytes_written;
10592 l_part_tile_size += l_current_nb_bytes_written;
10594 /* Writing Psot in SOT marker */
10595 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10597 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10598 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10601 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10604 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
10605 l_tcd->cur_pino = pino;
10607 /*Get number of tile parts*/
10608 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
10609 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
10610 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
10611 l_current_nb_bytes_written = 0;
10612 l_part_tile_size = 0;
10613 l_begin_data = p_data;
10615 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
10619 l_nb_bytes_written += l_current_nb_bytes_written;
10620 p_data += l_current_nb_bytes_written;
10621 p_total_data_size -= l_current_nb_bytes_written;
10622 l_part_tile_size += l_current_nb_bytes_written;
10624 l_current_nb_bytes_written = 0;
10626 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
10630 l_nb_bytes_written += l_current_nb_bytes_written;
10631 p_data += l_current_nb_bytes_written;
10632 p_total_data_size -= l_current_nb_bytes_written;
10633 l_part_tile_size += l_current_nb_bytes_written;
10635 /* Writing Psot in SOT marker */
10636 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
10638 if (OPJ_IS_CINEMA(l_cp->rsiz)) {
10639 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
10642 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
10646 *p_data_written = l_nb_bytes_written;
10651 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
10652 struct opj_stream_private *p_stream,
10653 struct opj_event_mgr * p_manager )
10655 OPJ_UINT32 l_tlm_size;
10656 OPJ_OFF_T l_tlm_position, l_current_position;
10658 /* preconditions */
10659 assert(p_j2k != 00);
10660 assert(p_manager != 00);
10661 assert(p_stream != 00);
10663 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
10664 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
10665 l_current_position = opj_stream_tell(p_stream);
10667 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
10671 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) {
10675 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
10682 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
10683 struct opj_stream_private *p_stream,
10684 struct opj_event_mgr * p_manager )
10686 /* preconditions */
10687 assert(p_j2k != 00);
10688 assert(p_manager != 00);
10689 assert(p_stream != 00);
10691 opj_tcd_destroy(p_j2k->m_tcd);
10694 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
10695 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
10696 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
10697 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
10700 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
10701 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10702 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
10705 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
10711 * Destroys the memory associated with the decoding of headers.
10713 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
10714 opj_stream_private_t *p_stream,
10715 opj_event_mgr_t * p_manager
10718 /* preconditions */
10719 assert(p_j2k != 00);
10720 assert(p_stream != 00);
10721 assert(p_manager != 00);
10723 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
10724 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
10725 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
10728 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
10733 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
10734 struct opj_stream_private *p_stream,
10735 struct opj_event_mgr * p_manager )
10737 opj_codestream_info_t * l_cstr_info = 00;
10739 /* preconditions */
10740 assert(p_j2k != 00);
10741 assert(p_manager != 00);
10742 assert(p_stream != 00);
10745 /* TODO mergeV2: check this part which use cstr_info */
10746 /*l_cstr_info = p_j2k->cstr_info;
10750 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));
10752 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
10753 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
10755 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
10757 l_cstr_info->tw = p_j2k->m_cp.tw;
10758 l_cstr_info->th = p_j2k->m_cp.th;
10760 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
10761 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
10762 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
10763 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
10765 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
10767 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
10769 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
10771 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
10772 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
10775 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
10777 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
10779 /*l_cstr_info->maxmarknum = 100;
10780 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
10781 l_cstr_info->marknum = 0;
10784 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);
10788 * Creates a tile-coder decoder.
10790 * @param p_stream the stream to write data to.
10791 * @param p_j2k J2K codec.
10792 * @param p_manager the user event manager.
10794 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
10795 opj_stream_private_t *p_stream,
10796 opj_event_mgr_t * p_manager
10799 /* preconditions */
10800 assert(p_j2k != 00);
10801 assert(p_manager != 00);
10802 assert(p_stream != 00);
10804 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
10806 if (! p_j2k->m_tcd) {
10807 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
10811 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
10812 opj_tcd_destroy(p_j2k->m_tcd);
10820 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
10821 OPJ_UINT32 p_tile_index,
10823 OPJ_UINT32 p_data_size,
10824 opj_stream_private_t *p_stream,
10825 opj_event_mgr_t * p_manager )
10827 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
10828 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
10833 /* Allocate data */
10834 for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) {
10835 opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
10837 if(! opj_alloc_tile_component_data(l_tilec)) {
10838 opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." );
10843 /* now copy data into the the tile component */
10844 if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
10845 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
10848 if (! opj_j2k_post_write_tile(p_j2k,p_stream,p_manager)) {
10849 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);