2 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
3 * Copyright (c) 2002-2007, Professor Benoit Macq
4 * Copyright (c) 2001-2003, David Janssens
5 * Copyright (c) 2002-2003, Yannick Verschueren
6 * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
7 * Copyright (c) 2005, Herve Drolon, FreeImage Team
8 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
9 * Copyright (c) 2006-2007, Parvatha Elangovan
10 * Copyright (c) 2010-2011, Kaori Hagihara
11 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
12 * Copyright (c) 2012, CS Systemes d'Information, France
13 * All rights reserved.
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
37 #include "opj_includes.h"
39 #define CINEMA_24_CS 1302083 /*Codestream length for 24fps*/
40 #define CINEMA_48_CS 651041 /*Codestream length for 48fps*/
41 #define COMP_24_CS 1041666 /*Maximum size per color component for 2K & 4K @ 24fps*/
42 #define COMP_48_CS 520833 /*Maximum size per color component for 2K @ 48fps*/
44 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
47 /** @name Local static functions */
51 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
53 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k);
56 * The read header procedure.
58 static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
59 opj_stream_private_t *p_stream,
60 opj_event_mgr_t * p_manager);
63 * The default encoding validation procedure without any extension.
65 * @param p_j2k the jpeg2000 codec to validate.
66 * @param p_stream the input stream to validate.
67 * @param p_manager the user event manager.
69 * @return true if the parameters are correct.
71 static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
72 opj_stream_private_t *p_stream,
73 opj_event_mgr_t * p_manager );
76 * The default decoding validation procedure without any extension.
78 * @param p_j2k the jpeg2000 codec to validate.
79 * @param p_stream the input stream to validate.
80 * @param p_manager the user event manager.
82 * @return true if the parameters are correct.
84 static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t * p_j2k,
85 opj_stream_private_t *p_stream,
86 opj_event_mgr_t * p_manager );
89 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
90 * are valid. Developpers wanting to extend the library can add their own validation procedures.
92 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k);
95 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
96 * are valid. Developpers wanting to extend the library can add their own validation procedures.
98 static void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k);
101 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
102 * are valid. Developpers wanting to extend the library can add their own validation procedures.
104 static void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k);
107 * The mct encoding validation procedure.
109 * @param p_j2k the jpeg2000 codec to validate.
110 * @param p_stream the input stream to validate.
111 * @param p_manager the user event manager.
113 * @return true if the parameters are correct.
115 static OPJ_BOOL opj_j2k_mct_validation (opj_j2k_t * p_j2k,
116 opj_stream_private_t *p_stream,
117 opj_event_mgr_t * p_manager );
120 * Builds the tcd decoder to use to decode tile.
122 static OPJ_BOOL opj_j2k_build_decoder ( opj_j2k_t * p_j2k,
123 opj_stream_private_t *p_stream,
124 opj_event_mgr_t * p_manager );
126 * Builds the tcd encoder to use to encode tile.
128 static OPJ_BOOL opj_j2k_build_encoder ( opj_j2k_t * p_j2k,
129 opj_stream_private_t *p_stream,
130 opj_event_mgr_t * p_manager );
133 * Creates a tile-coder decoder.
135 * @param p_stream the stream to write data to.
136 * @param p_j2k J2K codec.
137 * @param p_manager the user event manager.
139 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
140 opj_stream_private_t *p_stream,
141 opj_event_mgr_t * p_manager );
144 * Excutes the given procedures on the given codec.
146 * @param p_procedure_list the list of procedures to execute
147 * @param p_j2k the jpeg2000 codec to execute the procedures on.
148 * @param p_stream the stream to execute the procedures on.
149 * @param p_manager the user manager.
151 * @return true if all the procedures were successfully executed.
153 static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
154 opj_procedure_list_t * p_procedure_list,
155 opj_stream_private_t *p_stream,
156 opj_event_mgr_t * p_manager);
159 * Updates the rates of the tcp.
161 * @param p_stream the stream to write data to.
162 * @param p_j2k J2K codec.
163 * @param p_manager the user event manager.
165 static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
166 opj_stream_private_t *p_stream,
167 opj_event_mgr_t * p_manager );
170 * Copies the decoding tile parameters onto all the tile parameters.
171 * Creates also the tile decoder.
173 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
174 opj_stream_private_t *p_stream,
175 opj_event_mgr_t * p_manager );
178 * Destroys the memory associated with the decoding of headers.
180 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
181 opj_stream_private_t *p_stream,
182 opj_event_mgr_t * p_manager );
185 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
186 * with the marker value.
187 * @param p_id Marker value to look up
189 * @return the handler associated with the id.
191 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id);
194 * Destroys a tile coding parameter structure.
196 * @param p_tcp the tile coding parameter to destroy.
198 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp);
201 * Destroys the data inside a tile coding parameter structure.
203 * @param p_tcp the tile coding parameter which contain data to destroy.
205 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp);
208 * Destroys a coding parameter structure.
210 * @param p_cp the coding parameter to destroy.
212 static void opj_j2k_cp_destroy (opj_cp_t *p_cp);
215 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
217 * @param p_j2k J2K codec.
218 * @param p_tile_no FIXME DOC
219 * @param p_comp_no the component number to output.
220 * @param p_data FIXME DOC
221 * @param p_header_size FIXME DOC
222 * @param p_manager the user event manager.
226 static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
227 OPJ_UINT32 p_tile_no,
228 OPJ_UINT32 p_comp_no,
230 OPJ_UINT32 * p_header_size,
231 opj_event_mgr_t * p_manager );
234 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
236 * @param p_j2k the J2K codec.
237 * @param p_tile_no the tile index.
238 * @param p_comp_no the component being outputted.
240 * @return the number of bytes taken by the SPCod element.
242 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k,
243 OPJ_UINT32 p_tile_no,
244 OPJ_UINT32 p_comp_no );
247 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
248 * @param p_j2k the jpeg2000 codec.
249 * @param compno FIXME DOC
250 * @param p_header_data the data contained in the COM box.
251 * @param p_header_size the size of the data contained in the COM marker.
252 * @param p_manager the user event manager.
254 static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
256 OPJ_BYTE * p_header_data,
257 OPJ_UINT32 * p_header_size,
258 opj_event_mgr_t * p_manager );
261 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
263 * @param p_tile_no the tile index.
264 * @param p_comp_no the component being outputted.
265 * @param p_j2k the J2K codec.
267 * @return the number of bytes taken by the SPCod element.
269 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
270 OPJ_UINT32 p_tile_no,
271 OPJ_UINT32 p_comp_no );
274 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
276 * @param p_tile_no the tile to output.
277 * @param p_comp_no the component number to output.
278 * @param p_data the data buffer.
279 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
280 * @param p_j2k J2K codec.
281 * @param p_manager the user event manager.
284 static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
285 OPJ_UINT32 p_tile_no,
286 OPJ_UINT32 p_comp_no,
288 OPJ_UINT32 * p_header_size,
289 opj_event_mgr_t * p_manager);
292 * Updates the Tile Length Marker.
294 static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
297 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
299 * @param p_j2k J2K codec.
300 * @param compno the component number to output.
301 * @param p_header_data the data buffer.
302 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
303 * @param p_manager the user event manager.
306 static OPJ_BOOL opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k,
308 OPJ_BYTE * p_header_data,
309 OPJ_UINT32 * p_header_size,
310 opj_event_mgr_t * p_manager );
313 * Copies the tile component parameters of all the component from the first tile component.
315 * @param p_j2k the J2k codec.
317 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k );
320 * Copies the tile quantization parameters of all the component from the first tile component.
322 * @param p_j2k the J2k codec.
324 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k );
329 static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
330 opj_stream_private_t *p_stream,
331 opj_event_mgr_t * p_manager);
333 static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
334 OPJ_UINT32 p_tile_index,
335 opj_stream_private_t *p_stream,
336 opj_event_mgr_t * p_manager );
338 static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image);
340 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
342 static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
344 OPJ_UINT32 p_data_size,
345 opj_stream_private_t *p_stream,
346 opj_event_mgr_t * p_manager );
349 * Sets up the procedures to do on writing header.
350 * Developers wanting to extend the library can add their own writing procedures.
352 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
354 static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
356 OPJ_UINT32 * p_data_written,
357 OPJ_UINT32 p_total_data_size,
358 opj_stream_private_t *p_stream,
359 struct opj_event_mgr * p_manager );
361 static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
363 OPJ_UINT32 * p_data_written,
364 OPJ_UINT32 p_total_data_size,
365 opj_stream_private_t *p_stream,
366 struct opj_event_mgr * p_manager );
369 * Gets the offset of the header.
371 * @param p_stream the stream to write data to.
372 * @param p_j2k J2K codec.
373 * @param p_manager the user event manager.
375 static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k,
376 opj_stream_private_t *p_stream,
377 opj_event_mgr_t * p_manager );
379 static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
382 * -----------------------------------------------------------------------
383 * -----------------------------------------------------------------------
384 * -----------------------------------------------------------------------
388 * Writes the SOC marker (Start Of Codestream)
390 * @param p_stream the stream to write data to.
391 * @param p_j2k J2K codec.
392 * @param p_manager the user event manager.
394 static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
395 opj_stream_private_t *p_stream,
396 opj_event_mgr_t * p_manager );
399 * Reads a SOC marker (Start of Codestream)
400 * @param p_j2k the jpeg2000 file codec.
401 * @param p_stream XXX needs data
402 * @param p_manager the user event manager.
404 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
405 opj_stream_private_t *p_stream,
406 opj_event_mgr_t * p_manager );
409 * Writes the SIZ marker (image and tile size)
411 * @param p_j2k J2K codec.
412 * @param p_stream the stream to write data to.
413 * @param p_manager the user event manager.
415 static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
416 opj_stream_private_t *p_stream,
417 opj_event_mgr_t * p_manager );
420 * Reads a SIZ marker (image and tile size)
421 * @param p_j2k the jpeg2000 file codec.
422 * @param p_header_data the data contained in the SIZ box.
423 * @param p_header_size the size of the data contained in the SIZ marker.
424 * @param p_manager the user event manager.
426 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
427 OPJ_BYTE * p_header_data,
428 OPJ_UINT32 p_header_size,
429 opj_event_mgr_t * p_manager);
432 * Writes the COM marker (comment)
434 * @param p_stream the stream to write data to.
435 * @param p_j2k J2K codec.
436 * @param p_manager the user event manager.
438 static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
439 opj_stream_private_t *p_stream,
440 opj_event_mgr_t * p_manager );
443 * Reads a COM marker (comments)
444 * @param p_j2k the jpeg2000 file codec.
445 * @param p_header_data the data contained in the COM box.
446 * @param p_header_size the size of the data contained in the COM marker.
447 * @param p_manager the user event manager.
449 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
450 OPJ_BYTE * p_header_data,
451 OPJ_UINT32 p_header_size,
452 opj_event_mgr_t * p_manager );
454 * Writes the COD marker (Coding style default)
456 * @param p_stream the stream to write data to.
457 * @param p_j2k J2K codec.
458 * @param p_manager the user event manager.
460 static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
461 opj_stream_private_t *p_stream,
462 opj_event_mgr_t * p_manager );
465 * Reads a COD marker (Coding Styke defaults)
466 * @param p_header_data the data contained in the COD box.
467 * @param p_j2k the jpeg2000 codec.
468 * @param p_header_size the size of the data contained in the COD marker.
469 * @param p_manager the user event manager.
471 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
472 OPJ_BYTE * p_header_data,
473 OPJ_UINT32 p_header_size,
474 opj_event_mgr_t * p_manager);
477 * Writes the COC marker (Coding style component)
479 * @param p_j2k J2K codec.
480 * @param p_comp_no the index of the component to output.
481 * @param p_stream the stream to write data to.
482 * @param p_manager the user event manager.
484 static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
485 OPJ_UINT32 p_comp_no,
486 opj_stream_private_t *p_stream,
487 opj_event_mgr_t * p_manager );
489 * Writes the COC marker (Coding style component)
491 * @param p_j2k J2K codec.
492 * @param p_comp_no the index of the component to output.
493 * @param p_data FIXME DOC
494 * @param p_data_written FIXME DOC
495 * @param p_manager the user event manager.
497 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
498 OPJ_UINT32 p_comp_no,
500 OPJ_UINT32 * p_data_written,
501 opj_event_mgr_t * p_manager );
504 * Gets the maximum size taken by a coc.
506 * @param p_j2k the jpeg2000 codec to use.
508 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
511 * Reads a COC marker (Coding Style Component)
512 * @param p_header_data the data contained in the COC box.
513 * @param p_j2k the jpeg2000 codec.
514 * @param p_header_size the size of the data contained in the COC marker.
515 * @param p_manager the user event manager.
517 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
518 OPJ_BYTE * p_header_data,
519 OPJ_UINT32 p_header_size,
520 opj_event_mgr_t * p_manager );
523 * Writes the QCD marker (quantization default)
525 * @param p_j2k J2K codec.
526 * @param p_stream the stream to write data to.
527 * @param p_manager the user event manager.
529 static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
530 opj_stream_private_t *p_stream,
531 opj_event_mgr_t * p_manager );
534 * Reads a QCD marker (Quantization defaults)
535 * @param p_header_data the data contained in the QCD box.
536 * @param p_j2k the jpeg2000 codec.
537 * @param p_header_size the size of the data contained in the QCD marker.
538 * @param p_manager the user event manager.
540 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
541 OPJ_BYTE * p_header_data,
542 OPJ_UINT32 p_header_size,
543 opj_event_mgr_t * p_manager );
545 * Writes the QCC marker (quantization component)
547 * @param p_comp_no the index of the component to output.
548 * @param p_stream the stream to write data to.
549 * @param p_j2k J2K codec.
550 * @param p_manager the user event manager.
552 static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
553 OPJ_UINT32 p_comp_no,
554 opj_stream_private_t *p_stream,
555 opj_event_mgr_t * p_manager );
558 * Writes the QCC marker (quantization component)
560 * @param p_j2k J2K codec.
561 * @param p_comp_no the index of the component to output.
562 * @param p_data FIXME DOC
563 * @param p_data_written the stream to write data to.
564 * @param p_manager the user event manager.
566 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
567 OPJ_UINT32 p_comp_no,
569 OPJ_UINT32 * p_data_written,
570 opj_event_mgr_t * p_manager );
573 * Gets the maximum size taken by a qcc.
575 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
578 * Reads a QCC marker (Quantization component)
579 * @param p_header_data the data contained in the QCC box.
580 * @param p_j2k the jpeg2000 codec.
581 * @param p_header_size the size of the data contained in the QCC marker.
582 * @param p_manager the user event manager.
584 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
585 OPJ_BYTE * p_header_data,
586 OPJ_UINT32 p_header_size,
587 opj_event_mgr_t * p_manager);
589 * Writes the POC marker (Progression Order Change)
591 * @param p_stream the stream to write data to.
592 * @param p_j2k J2K codec.
593 * @param p_manager the user event manager.
595 static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
596 opj_stream_private_t *p_stream,
597 opj_event_mgr_t * p_manager );
599 * Writes the POC marker (Progression Order Change)
601 * @param p_j2k J2K codec.
602 * @param p_data FIXME DOC
603 * @param p_data_written the stream to write data to.
604 * @param p_manager the user event manager.
606 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
608 OPJ_UINT32 * p_data_written,
609 opj_event_mgr_t * p_manager );
611 * Gets the maximum size taken by the writing of a POC.
613 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
616 * Reads a POC marker (Progression Order Change)
618 * @param p_header_data the data contained in the POC box.
619 * @param p_j2k the jpeg2000 codec.
620 * @param p_header_size the size of the data contained in the POC marker.
621 * @param p_manager the user event manager.
623 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
624 OPJ_BYTE * p_header_data,
625 OPJ_UINT32 p_header_size,
626 opj_event_mgr_t * p_manager );
629 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
631 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
634 * Gets the maximum size taken by the headers of the SOT.
636 * @param p_j2k the jpeg2000 codec to use.
638 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
641 * Reads a CRG marker (Component registration)
643 * @param p_header_data the data contained in the TLM box.
644 * @param p_j2k the jpeg2000 codec.
645 * @param p_header_size the size of the data contained in the TLM marker.
646 * @param p_manager the user event manager.
648 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
649 OPJ_BYTE * p_header_data,
650 OPJ_UINT32 p_header_size,
651 opj_event_mgr_t * p_manager );
653 * Reads a TLM marker (Tile Length Marker)
655 * @param p_header_data the data contained in the TLM box.
656 * @param p_j2k the jpeg2000 codec.
657 * @param p_header_size the size of the data contained in the TLM marker.
658 * @param p_manager the user event manager.
660 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
661 OPJ_BYTE * p_header_data,
662 OPJ_UINT32 p_header_size,
663 opj_event_mgr_t * p_manager);
666 * Writes the updated tlm.
668 * @param p_stream the stream to write data to.
669 * @param p_j2k J2K codec.
670 * @param p_manager the user event manager.
672 static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
673 opj_stream_private_t *p_stream,
674 opj_event_mgr_t * p_manager );
677 * Reads a PLM marker (Packet length, main header marker)
679 * @param p_header_data the data contained in the TLM box.
680 * @param p_j2k the jpeg2000 codec.
681 * @param p_header_size the size of the data contained in the TLM marker.
682 * @param p_manager the user event manager.
684 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
685 OPJ_BYTE * p_header_data,
686 OPJ_UINT32 p_header_size,
687 opj_event_mgr_t * p_manager);
689 * Reads a PLT marker (Packet length, tile-part header)
691 * @param p_header_data the data contained in the PLT box.
692 * @param p_j2k the jpeg2000 codec.
693 * @param p_header_size the size of the data contained in the PLT marker.
694 * @param p_manager the user event manager.
696 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
697 OPJ_BYTE * p_header_data,
698 OPJ_UINT32 p_header_size,
699 opj_event_mgr_t * p_manager );
703 * Reads a PPM marker (Packed packet headers, main header)
705 * @param p_header_data the data contained in the POC box.
706 * @param p_j2k the jpeg2000 codec.
707 * @param p_header_size the size of the data contained in the POC marker.
708 * @param p_manager the user event manager.
710 static OPJ_BOOL j2k_read_ppm_v2 (
712 OPJ_BYTE * p_header_data,
713 OPJ_UINT32 p_header_size,
714 struct opj_event_mgr * p_manager
718 static OPJ_BOOL j2k_read_ppm_v3 (
720 OPJ_BYTE * p_header_data,
721 OPJ_UINT32 p_header_size,
722 opj_event_mgr_t * p_manager );
725 * Reads a PPT marker (Packed packet headers, tile-part header)
727 * @param p_header_data the data contained in the PPT box.
728 * @param p_j2k the jpeg2000 codec.
729 * @param p_header_size the size of the data contained in the PPT marker.
730 * @param p_manager the user event manager.
732 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
733 OPJ_BYTE * p_header_data,
734 OPJ_UINT32 p_header_size,
735 opj_event_mgr_t * p_manager );
737 * Writes the TLM marker (Tile Length Marker)
739 * @param p_stream the stream to write data to.
740 * @param p_j2k J2K codec.
741 * @param p_manager the user event manager.
743 static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
744 opj_stream_private_t *p_stream,
745 opj_event_mgr_t * p_manager );
748 * Writes the SOT marker (Start of tile-part)
750 * @param p_j2k J2K codec.
751 * @param p_data FIXME DOC
752 * @param p_data_written FIXME DOC
753 * @param p_stream the stream to write data to.
754 * @param p_manager the user event manager.
756 static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
758 OPJ_UINT32 * p_data_written,
759 const opj_stream_private_t *p_stream,
760 opj_event_mgr_t * p_manager );
763 * Reads a PPT marker (Packed packet headers, tile-part header)
765 * @param p_header_data the data contained in the PPT box.
766 * @param p_j2k the jpeg2000 codec.
767 * @param p_header_size the size of the data contained in the PPT marker.
768 * @param p_manager the user event manager.
770 static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
771 OPJ_BYTE * p_header_data,
772 OPJ_UINT32 p_header_size,
773 opj_event_mgr_t * p_manager );
775 * Writes the SOD marker (Start of data)
777 * @param p_j2k J2K codec.
778 * @param p_tile_coder FIXME DOC
779 * @param p_data FIXME DOC
780 * @param p_data_written FIXME DOC
781 * @param p_total_data_size FIXME DOC
782 * @param p_stream the stream to write data to.
783 * @param p_manager the user event manager.
785 static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
786 opj_tcd_t * p_tile_coder,
788 OPJ_UINT32 * p_data_written,
789 OPJ_UINT32 p_total_data_size,
790 const opj_stream_private_t *p_stream,
791 opj_event_mgr_t * p_manager );
794 * Reads a SOD marker (Start Of Data)
796 * @param p_j2k the jpeg2000 codec.
797 * @param p_stream FIXME DOC
798 * @param p_manager the user event manager.
800 static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k,
801 opj_stream_private_t *p_stream,
802 opj_event_mgr_t * p_manager );
804 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
806 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
807 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
809 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
810 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
814 * Writes the RGN marker (Region Of Interest)
816 * @param p_tile_no the tile to output
817 * @param p_comp_no the component to output
818 * @param nb_comps the number of components
819 * @param p_stream the stream to write data to.
820 * @param p_j2k J2K codec.
821 * @param p_manager the user event manager.
823 static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k,
824 OPJ_UINT32 p_tile_no,
825 OPJ_UINT32 p_comp_no,
827 opj_stream_private_t *p_stream,
828 opj_event_mgr_t * p_manager );
831 * Reads a RGN marker (Region Of Interest)
833 * @param p_header_data the data contained in the POC box.
834 * @param p_j2k the jpeg2000 codec.
835 * @param p_header_size the size of the data contained in the POC marker.
836 * @param p_manager the user event manager.
838 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
839 OPJ_BYTE * p_header_data,
840 OPJ_UINT32 p_header_size,
841 opj_event_mgr_t * p_manager );
844 * Writes the EOC marker (End of Codestream)
846 * @param p_stream the stream to write data to.
847 * @param p_j2k J2K codec.
848 * @param p_manager the user event manager.
850 static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
851 opj_stream_private_t *p_stream,
852 opj_event_mgr_t * p_manager );
855 * Reads a EOC marker (End Of Codestream)
857 * @param p_j2k the jpeg2000 codec.
858 * @param p_stream FIXME DOC
859 * @param p_manager the user event manager.
861 static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
862 opj_stream_private_t *p_stream,
863 opj_event_mgr_t * p_manager );
866 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
868 * @param p_stream the stream to write data to.
869 * @param p_j2k J2K codec.
870 * @param p_manager the user event manager.
872 static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
873 opj_stream_private_t *p_stream,
874 opj_event_mgr_t * p_manager );
879 * @param p_stream the stream to write data to.
880 * @param p_j2k J2K codec.
881 * @param p_manager the user event manager.
883 static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
884 opj_stream_private_t *p_stream,
885 opj_event_mgr_t * p_manager );
888 Add main header marker information
889 @param cstr_index Codestream information structure
890 @param type marker type
891 @param pos byte offset of marker segment
892 @param len length of marker segment
894 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
896 Add tile header marker information
897 @param tileno tile index number
898 @param cstr_index Codestream information structure
899 @param type marker type
900 @param pos byte offset of marker segment
901 @param len length of marker segment
903 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);
906 * Reads an unknown marker
908 * @param p_j2k the jpeg2000 codec.
909 * @param p_stream the stream object to read from.
910 * @param output_marker FIXME DOC
911 * @param p_manager the user event manager.
913 * @return true if the marker could be deduced.
915 static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k,
916 opj_stream_private_t *p_stream,
917 OPJ_UINT32 *output_marker,
918 opj_event_mgr_t * p_manager );
921 * Writes the MCT marker (Multiple Component Transform)
923 * @param p_j2k J2K codec.
924 * @param p_mct_record FIXME DOC
925 * @param p_stream the stream to write data to.
926 * @param p_manager the user event manager.
928 static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
929 opj_mct_data_t * p_mct_record,
930 opj_stream_private_t *p_stream,
931 opj_event_mgr_t * p_manager );
934 * Reads a MCT marker (Multiple Component Transform)
936 * @param p_header_data the data contained in the MCT box.
937 * @param p_j2k the jpeg2000 codec.
938 * @param p_header_size the size of the data contained in the MCT marker.
939 * @param p_manager the user event manager.
941 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
942 OPJ_BYTE * p_header_data,
943 OPJ_UINT32 p_header_size,
944 opj_event_mgr_t * p_manager );
947 * Writes the MCC marker (Multiple Component Collection)
949 * @param p_j2k J2K codec.
950 * @param p_mcc_record FIXME DOC
951 * @param p_stream the stream to write data to.
952 * @param p_manager the user event manager.
954 static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
955 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
956 opj_stream_private_t *p_stream,
957 opj_event_mgr_t * p_manager );
960 * Reads a MCC marker (Multiple Component Collection)
962 * @param p_header_data the data contained in the MCC box.
963 * @param p_j2k the jpeg2000 codec.
964 * @param p_header_size the size of the data contained in the MCC marker.
965 * @param p_manager the user event manager.
967 static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
968 OPJ_BYTE * p_header_data,
969 OPJ_UINT32 p_header_size,
970 opj_event_mgr_t * p_manager );
973 * Writes the MCO marker (Multiple component transformation ordering)
975 * @param p_stream the stream to write data to.
976 * @param p_j2k J2K codec.
977 * @param p_manager the user event manager.
979 static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
980 opj_stream_private_t *p_stream,
981 opj_event_mgr_t * p_manager );
984 * Reads a MCO marker (Multiple Component Transform Ordering)
986 * @param p_header_data the data contained in the MCO box.
987 * @param p_j2k the jpeg2000 codec.
988 * @param p_header_size the size of the data contained in the MCO marker.
989 * @param p_manager the user event manager.
991 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
992 OPJ_BYTE * p_header_data,
993 OPJ_UINT32 p_header_size,
994 opj_event_mgr_t * p_manager );
996 static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
998 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
999 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1000 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1001 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1003 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1004 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1005 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1006 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1008 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1009 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1010 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1011 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1014 * Ends the encoding, i.e. frees memory.
1016 * @param p_stream the stream to write data to.
1017 * @param p_j2k J2K codec.
1018 * @param p_manager the user event manager.
1020 static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1021 opj_stream_private_t *p_stream,
1022 opj_event_mgr_t * p_manager );
1025 * Writes the CBD marker (Component bit depth definition)
1027 * @param p_stream the stream to write data to.
1028 * @param p_j2k J2K codec.
1029 * @param p_manager the user event manager.
1031 static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1032 opj_stream_private_t *p_stream,
1033 opj_event_mgr_t * p_manager );
1036 * Reads a CBD marker (Component bit depth definition)
1037 * @param p_header_data the data contained in the CBD box.
1038 * @param p_j2k the jpeg2000 codec.
1039 * @param p_header_size the size of the data contained in the CBD marker.
1040 * @param p_manager the user event manager.
1042 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1043 OPJ_BYTE * p_header_data,
1044 OPJ_UINT32 p_header_size,
1045 opj_event_mgr_t * p_manager);
1048 * Writes COC marker for each component.
1050 * @param p_stream the stream to write data to.
1051 * @param p_j2k J2K codec.
1052 * @param p_manager the user event manager.
1054 static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k,
1055 opj_stream_private_t *p_stream,
1056 opj_event_mgr_t * p_manager );
1059 * Writes QCC marker for each component.
1061 * @param p_stream the stream to write data to.
1062 * @param p_j2k J2K codec.
1063 * @param p_manager the user event manager.
1065 static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k,
1066 opj_stream_private_t *p_stream,
1067 opj_event_mgr_t * p_manager );
1070 * Writes regions of interests.
1072 * @param p_stream the stream to write data to.
1073 * @param p_j2k J2K codec.
1074 * @param p_manager the user event manager.
1076 static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
1077 opj_stream_private_t *p_stream,
1078 opj_event_mgr_t * p_manager );
1083 * @param p_stream the stream to write data to.
1084 * @param p_j2k J2K codec.
1085 * @param p_manager the user event manager.
1087 static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
1088 opj_stream_private_t *p_stream,
1089 opj_event_mgr_t * p_manager );
1092 * Checks the progression order changes values. Tells of the poc given as input are valid.
1093 * A nice message is outputted at errors.
1095 * @param p_pocs the progression order changes.
1096 * @param p_nb_pocs the number of progression order changes.
1097 * @param p_nb_resolutions the number of resolutions.
1098 * @param numcomps the number of components
1099 * @param numlayers the number of layers.
1100 * @param p_manager the user event manager.
1102 * @return true if the pocs are valid.
1104 static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1105 OPJ_UINT32 p_nb_pocs,
1106 OPJ_UINT32 p_nb_resolutions,
1107 OPJ_UINT32 numcomps,
1108 OPJ_UINT32 numlayers,
1109 opj_event_mgr_t * p_manager);
1112 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1114 * @param cp the coding parameters.
1115 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1116 * @param tileno the given tile.
1118 * @return the number of tile parts.
1120 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1123 * Calculates the total number of tile parts needed by the encoder to
1124 * encode such an image. If not enough memory is available, then the function return false.
1126 * @param p_nb_tiles pointer that will hold the number of tile parts.
1127 * @param cp the coding parameters for the image.
1128 * @param image the image to encode.
1129 * @param p_j2k the p_j2k encoder.
1130 * @param p_manager the user event manager.
1132 * @return true if the function was successful, false else.
1134 static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1136 OPJ_UINT32 * p_nb_tiles,
1138 opj_event_mgr_t * p_manager);
1140 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1142 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1144 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1146 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1148 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1150 static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
1152 static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager);
1154 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode, opj_event_mgr_t *p_manager);
1160 /* ----------------------------------------------------------------------- */
1161 typedef struct j2k_prog_order{
1162 OPJ_PROG_ORDER enum_prog;
1166 j2k_prog_order_t j2k_prog_order_list[] = {
1172 {(OPJ_PROG_ORDER)-1, ""}
1178 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1186 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1188 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1190 opj_j2k_read_int16_to_float,
1191 opj_j2k_read_int32_to_float,
1192 opj_j2k_read_float32_to_float,
1193 opj_j2k_read_float64_to_float
1196 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1198 opj_j2k_read_int16_to_int32,
1199 opj_j2k_read_int32_to_int32,
1200 opj_j2k_read_float32_to_int32,
1201 opj_j2k_read_float64_to_int32
1204 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1206 opj_j2k_write_float_to_int16,
1207 opj_j2k_write_float_to_int32,
1208 opj_j2k_write_float_to_float,
1209 opj_j2k_write_float_to_float64
1212 typedef struct opj_dec_memory_marker_handler
1216 /** value of the state when the marker can appear */
1218 /** action linked to the marker */
1219 OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k,
1220 OPJ_BYTE * p_header_data,
1221 OPJ_UINT32 p_header_size,
1222 opj_event_mgr_t * p_manager );
1224 opj_dec_memory_marker_handler_t;
1226 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1228 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1229 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1230 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1231 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1232 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1233 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1234 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1235 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1236 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1237 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1238 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1239 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1240 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1242 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1243 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1244 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1245 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1246 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1247 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1249 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1250 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1251 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1252 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1253 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1255 #endif /* USE_JPWL */
1257 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1258 {J2K_MS_INSEC, 0, j2k_read_insec}
1259 #endif /* USE_JPSEC */
1260 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1263 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1265 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1266 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1270 for (i=0;i<p_nb_elem;++i) {
1271 opj_read_bytes(l_src_data,&l_temp,2);
1273 l_src_data+=sizeof(OPJ_INT16);
1275 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1279 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1281 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1282 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1286 for (i=0;i<p_nb_elem;++i) {
1287 opj_read_bytes(l_src_data,&l_temp,4);
1289 l_src_data+=sizeof(OPJ_INT32);
1291 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1295 void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1297 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1298 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1302 for (i=0;i<p_nb_elem;++i) {
1303 opj_read_float(l_src_data,&l_temp);
1305 l_src_data+=sizeof(OPJ_FLOAT32);
1307 *(l_dest_data++) = l_temp;
1311 void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1313 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1314 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1318 for (i=0;i<p_nb_elem;++i) {
1319 opj_read_double(l_src_data,&l_temp);
1321 l_src_data+=sizeof(OPJ_FLOAT64);
1323 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1327 void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1329 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1330 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1334 for (i=0;i<p_nb_elem;++i) {
1335 opj_read_bytes(l_src_data,&l_temp,2);
1337 l_src_data+=sizeof(OPJ_INT16);
1339 *(l_dest_data++) = (OPJ_INT32) l_temp;
1343 void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1345 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1346 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1350 for (i=0;i<p_nb_elem;++i) {
1351 opj_read_bytes(l_src_data,&l_temp,4);
1353 l_src_data+=sizeof(OPJ_INT32);
1355 *(l_dest_data++) = (OPJ_INT32) l_temp;
1359 void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1361 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1362 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1366 for (i=0;i<p_nb_elem;++i) {
1367 opj_read_float(l_src_data,&l_temp);
1369 l_src_data+=sizeof(OPJ_FLOAT32);
1371 *(l_dest_data++) = (OPJ_INT32) l_temp;
1375 void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1377 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1378 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1382 for (i=0;i<p_nb_elem;++i) {
1383 opj_read_double(l_src_data,&l_temp);
1385 l_src_data+=sizeof(OPJ_FLOAT64);
1387 *(l_dest_data++) = (OPJ_INT32) l_temp;
1391 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1393 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1394 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1398 for (i=0;i<p_nb_elem;++i) {
1399 l_temp = (OPJ_UINT32) *(l_src_data++);
1401 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1403 l_dest_data+=sizeof(OPJ_INT16);
1407 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1409 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1410 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1414 for (i=0;i<p_nb_elem;++i) {
1415 l_temp = (OPJ_UINT32) *(l_src_data++);
1417 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1419 l_dest_data+=sizeof(OPJ_INT32);
1423 void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1425 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1426 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1430 for (i=0;i<p_nb_elem;++i) {
1431 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1433 opj_write_float(l_dest_data,l_temp);
1435 l_dest_data+=sizeof(OPJ_FLOAT32);
1439 void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1441 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1442 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1446 for (i=0;i<p_nb_elem;++i) {
1447 l_temp = (OPJ_FLOAT64) *(l_src_data++);
1449 opj_write_double(l_dest_data,l_temp);
1451 l_dest_data+=sizeof(OPJ_FLOAT64);
1455 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1456 j2k_prog_order_t *po;
1457 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1458 if(po->enum_prog == prg_order){
1459 return po->str_prog;
1462 return po->str_prog;
1465 OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1466 OPJ_UINT32 p_nb_pocs,
1467 OPJ_UINT32 p_nb_resolutions,
1468 OPJ_UINT32 p_num_comps,
1469 OPJ_UINT32 p_num_layers,
1470 opj_event_mgr_t * p_manager)
1472 OPJ_UINT32* packet_array;
1473 OPJ_UINT32 index , resno, compno, layno;
1475 OPJ_UINT32 step_c = 1;
1476 OPJ_UINT32 step_r = p_num_comps * step_c;
1477 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1478 OPJ_BOOL loss = OPJ_FALSE;
1479 OPJ_UINT32 layno0 = 0;
1481 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1482 if (packet_array == 00) {
1483 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1486 memset(packet_array,0,step_l * p_num_layers* sizeof(OPJ_UINT32));
1488 if (p_nb_pocs == 0) {
1492 index = step_r * p_pocs->resno0;
1493 /* take each resolution for each poc */
1494 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1496 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1498 /* take each comp of each resolution for each poc */
1499 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1500 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1502 /* and finally take each layer of each res of ... */
1503 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1504 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1505 packet_array[comp_index] = 1;
1506 comp_index += step_l;
1509 res_index += step_c;
1516 /* iterate through all the pocs */
1517 for (i = 1; i < p_nb_pocs ; ++i) {
1518 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1520 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1521 index = step_r * p_pocs->resno0;
1523 /* take each resolution for each poc */
1524 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1525 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1527 /* take each comp of each resolution for each poc */
1528 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1529 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1531 /* and finally take each layer of each res of ... */
1532 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1533 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1534 packet_array[comp_index] = 1;
1535 comp_index += step_l;
1538 res_index += step_c;
1548 for (layno = 0; layno < p_num_layers ; ++layno) {
1549 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1550 for (compno = 0; compno < p_num_comps; ++compno) {
1551 loss |= (packet_array[index]!=1);
1552 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1559 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1562 opj_free(packet_array);
1567 /* ----------------------------------------------------------------------- */
1569 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1571 const OPJ_CHAR *prog = 00;
1573 OPJ_UINT32 tpnum = 1;
1574 opj_tcp_t *tcp = 00;
1575 opj_poc_t * l_current_poc = 00;
1578 assert(tileno < (cp->tw * cp->th));
1579 assert(pino < (cp->tcps[tileno].numpocs + 1));
1581 /* get the given tile coding parameter */
1582 tcp = &cp->tcps[tileno];
1585 l_current_poc = &(tcp->pocs[pino]);
1586 assert(l_current_poc != 0);
1588 /* get the progression order as a character string */
1589 prog = opj_j2k_convert_progression_order(tcp->prg);
1590 assert(strlen(prog) > 0);
1592 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1596 /* component wise */
1598 tpnum *= l_current_poc->compE;
1600 /* resolution wise */
1602 tpnum *= l_current_poc->resE;
1606 tpnum *= l_current_poc->prcE;
1610 tpnum *= l_current_poc->layE;
1613 /* whould we split here ? */
1614 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1615 cp->m_specific_param.m_enc.m_tp_pos=i;
1627 OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1629 OPJ_UINT32 * p_nb_tiles,
1631 opj_event_mgr_t * p_manager
1634 OPJ_UINT32 pino,tileno;
1635 OPJ_UINT32 l_nb_tiles;
1639 assert(p_nb_tiles != 00);
1641 assert(image != 00);
1642 assert(p_j2k != 00);
1643 assert(p_manager != 00);
1645 l_nb_tiles = cp->tw * cp->th;
1650 /* TODO mergeV2: check this part which use cstr_info */
1651 /*if (p_j2k->cstr_info) {
1652 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1654 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1655 OPJ_UINT32 cur_totnum_tp = 0;
1657 opj_pi_update_encoding_parameters(image,cp,tileno);
1659 for (pino = 0; pino <= tcp->numpocs; ++pino)
1661 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1663 *p_nb_tiles = *p_nb_tiles + tp_num;
1665 cur_totnum_tp += tp_num;
1668 tcp->m_nb_tile_parts = cur_totnum_tp;
1670 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1671 if (l_info_tile_ptr->tp == 00) {
1675 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1677 l_info_tile_ptr->num_tps = cur_totnum_tp;
1684 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1685 OPJ_UINT32 cur_totnum_tp = 0;
1687 opj_pi_update_encoding_parameters(image,cp,tileno);
1689 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1690 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1692 *p_nb_tiles = *p_nb_tiles + tp_num;
1694 cur_totnum_tp += tp_num;
1696 tcp->m_nb_tile_parts = cur_totnum_tp;
1705 OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k,
1706 opj_stream_private_t *p_stream,
1707 opj_event_mgr_t * p_manager )
1709 /* 2 bytes will be written */
1710 OPJ_BYTE * l_start_stream = 00;
1713 assert(p_stream != 00);
1714 assert(p_j2k != 00);
1715 assert(p_manager != 00);
1717 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1719 /* write SOC identifier */
1720 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1722 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1728 /* update markers struct */
1730 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1732 assert( 0 && "TODO" );
1733 #endif /* USE_JPWL */
1740 * Reads a SOC marker (Start of Codestream)
1741 * @param p_j2k the jpeg2000 file codec.
1742 * @param p_stream FIXME DOC
1743 * @param p_manager the user event manager.
1745 static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k,
1746 opj_stream_private_t *p_stream,
1747 opj_event_mgr_t * p_manager
1750 OPJ_BYTE l_data [2];
1751 OPJ_UINT32 l_marker;
1754 assert(p_j2k != 00);
1755 assert(p_manager != 00);
1756 assert(p_stream != 00);
1758 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1762 opj_read_bytes(l_data,&l_marker,2);
1763 if (l_marker != J2K_MS_SOC) {
1767 /* Next marker should be a SIZ marker in the main header */
1768 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1770 /* FIXME move it in a index structure included in p_j2k*/
1771 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1773 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1775 /* Add the marker to the codestream index*/
1776 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1777 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1783 OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k,
1784 opj_stream_private_t *p_stream,
1785 opj_event_mgr_t * p_manager )
1788 OPJ_UINT32 l_size_len;
1789 OPJ_BYTE * l_current_ptr;
1790 opj_image_t * l_image = 00;
1792 opj_image_comp_t * l_img_comp = 00;
1795 assert(p_stream != 00);
1796 assert(p_j2k != 00);
1797 assert(p_manager != 00);
1799 l_image = p_j2k->m_private_image;
1800 cp = &(p_j2k->m_cp);
1801 l_size_len = 40 + 3 * l_image->numcomps;
1802 l_img_comp = l_image->comps;
1804 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1806 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1807 if (! new_header_tile_data) {
1808 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1809 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1810 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1811 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1814 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1815 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1818 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1820 /* write SOC identifier */
1821 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1824 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1827 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1830 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1833 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1836 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1839 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1842 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1845 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1848 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1851 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1854 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1857 for (i = 0; i < l_image->numcomps; ++i) {
1858 /* TODO here with MCT ? */
1859 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1862 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1865 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1871 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) {
1879 * Reads a SIZ marker (image and tile size)
1880 * @param p_j2k the jpeg2000 file codec.
1881 * @param p_header_data the data contained in the SIZ box.
1882 * @param p_header_size the size of the data contained in the SIZ marker.
1883 * @param p_manager the user event manager.
1885 static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
1886 OPJ_BYTE * p_header_data,
1887 OPJ_UINT32 p_header_size,
1888 opj_event_mgr_t * p_manager
1892 OPJ_UINT32 l_nb_comp;
1893 OPJ_UINT32 l_nb_comp_remain;
1894 OPJ_UINT32 l_remaining_size;
1895 OPJ_UINT32 l_nb_tiles;
1897 opj_image_t *l_image = 00;
1898 opj_cp_t *l_cp = 00;
1899 opj_image_comp_t * l_img_comp = 00;
1900 opj_tcp_t * l_current_tile_param = 00;
1903 assert(p_j2k != 00);
1904 assert(p_manager != 00);
1905 assert(p_header_data != 00);
1907 l_image = p_j2k->m_private_image;
1908 l_cp = &(p_j2k->m_cp);
1910 /* minimum size == 39 - 3 (= minimum component parameter) */
1911 if (p_header_size < 36) {
1912 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1916 l_remaining_size = p_header_size - 36;
1917 l_nb_comp = l_remaining_size / 3;
1918 l_nb_comp_remain = l_remaining_size % 3;
1919 if (l_nb_comp_remain != 0){
1920 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1924 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1926 l_cp->rsiz = (OPJ_RSIZ_CAPABILITIES) l_tmp;
1927 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1929 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1931 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1933 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1935 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1937 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1939 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1941 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
1943 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
1946 l_image->numcomps = (OPJ_UINT16) l_tmp;
1948 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
1952 if (l_image->numcomps != l_nb_comp) {
1953 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);
1957 /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
1958 if (l_image->x0 > l_image->x1 || l_image->y0 > l_image->y1) {
1959 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: negative image size (%d x %d)\n", l_image->x1 - l_image->x0, l_image->y1 - l_image->y0);
1962 /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
1963 if (!(l_cp->tdx * l_cp->tdy)) {
1964 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);
1968 /* testcase 1610.pdf.SIGSEGV.59c.681 */
1969 if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) {
1970 opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)", l_image->x1, l_image->y1);
1975 if (l_cp->correct) {
1976 /* if JPWL is on, we check whether TX errors have damaged
1977 too much the SIZ parameters */
1978 if (!(l_image->x1 * l_image->y1)) {
1979 opj_event_msg(p_manager, EVT_ERROR,
1980 "JPWL: bad image size (%d x %d)\n",
1981 l_image->x1, l_image->y1);
1982 if (!JPWL_ASSUME || JPWL_ASSUME) {
1983 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
1988 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
1989 if (l_image->numcomps != ((len - 38) / 3)) {
1990 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
1991 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
1992 l_image->numcomps, ((len - 38) / 3));
1994 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
1997 */ /* we try to correct */
1998 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
1999 if (l_image->numcomps < ((len - 38) / 3)) {
2000 len = 38 + 3 * l_image->numcomps;
2001 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
2004 l_image->numcomps = ((len - 38) / 3);
2005 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
2011 /* update components number in the jpwl_exp_comps filed */
2012 l_cp->exp_comps = l_image->numcomps;
2014 #endif /* USE_JPWL */
2016 /* Allocate the resulting image components */
2017 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
2018 if (l_image->comps == 00){
2019 l_image->numcomps = 0;
2020 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2024 memset(l_image->comps,0,l_image->numcomps * sizeof(opj_image_comp_t));
2025 l_img_comp = l_image->comps;
2027 /* Read the component information */
2028 for (i = 0; i < l_image->numcomps; ++i){
2030 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
2032 l_img_comp->prec = (tmp & 0x7f) + 1;
2033 l_img_comp->sgnd = tmp >> 7;
2034 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
2036 l_img_comp->dx = (OPJ_INT32)tmp; /* should be between 1 and 255 */
2037 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
2039 l_img_comp->dy = (OPJ_INT32)tmp; /* should be between 1 and 255 */
2040 if( l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
2041 l_img_comp->dy < 1 || l_img_comp->dy > 255 ) {
2042 opj_event_msg(p_manager, EVT_ERROR,
2043 "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)",
2044 i, l_img_comp->dx, l_img_comp->dy);
2049 if (l_cp->correct) {
2050 /* if JPWL is on, we check whether TX errors have damaged
2051 too much the SIZ parameters, again */
2052 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2053 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2054 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2055 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2057 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2060 /* we try to correct */
2061 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2062 if (!l_image->comps[i].dx) {
2063 l_image->comps[i].dx = 1;
2064 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2065 i, l_image->comps[i].dx);
2067 if (!l_image->comps[i].dy) {
2068 l_image->comps[i].dy = 1;
2069 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2070 i, l_image->comps[i].dy);
2074 #endif /* USE_JPWL */
2075 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2076 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2080 /* Compute the number of tiles */
2081 l_cp->tw = opj_int_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx);
2082 l_cp->th = opj_int_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy);
2084 /* Check that the number of tiles is valid */
2085 if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
2086 opj_event_msg( p_manager, EVT_ERROR,
2087 "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
2088 l_cp->tw, l_cp->th);
2091 l_nb_tiles = l_cp->tw * l_cp->th;
2093 /* Define the tiles which will be decoded */
2094 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2095 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;
2096 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;
2097 p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_int_ceildiv((p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0), l_cp->tdx);
2098 p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_int_ceildiv((p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0), l_cp->tdy);
2101 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2102 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2103 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2104 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2108 if (l_cp->correct) {
2109 /* if JPWL is on, we check whether TX errors have damaged
2110 too much the SIZ parameters */
2111 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2112 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2113 "JPWL: bad number of tiles (%d x %d)\n",
2114 l_cp->tw, l_cp->th);
2116 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2119 /* we try to correct */
2120 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2123 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2126 if (l_cp->tw > l_cp->max_tiles) {
2128 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2129 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2130 l_cp->max_tiles, l_cp->tw);
2134 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2137 if (l_cp->th > l_cp->max_tiles) {
2139 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2140 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2141 l_cp->max_tiles, l_cp->th);
2145 #endif /* USE_JPWL */
2147 /* memory allocations */
2148 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2149 if (l_cp->tcps == 00) {
2150 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2153 memset(l_cp->tcps,0,l_nb_tiles*sizeof(opj_tcp_t));
2156 if (l_cp->correct) {
2158 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2159 "JPWL: could not alloc tcps field of cp\n");
2160 if (!JPWL_ASSUME || JPWL_ASSUME) {
2161 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2166 #endif /* USE_JPWL */
2168 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2169 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2170 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2171 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2174 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps ,0,l_image->numcomps*sizeof(opj_tccp_t));
2176 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2177 (opj_mct_data_t*)opj_malloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2179 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2180 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2183 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records,0,OPJ_J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2184 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
2186 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2187 (opj_simple_mcc_decorrelation_data_t*)
2188 opj_malloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2190 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2191 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2194 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records,0,OPJ_J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2195 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
2197 /* set up default dc level shift */
2198 for (i=0;i<l_image->numcomps;++i) {
2199 if (! l_image->comps[i].sgnd) {
2200 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2204 l_current_tile_param = l_cp->tcps;
2205 for (i = 0; i < l_nb_tiles; ++i) {
2206 l_current_tile_param->tccps = (opj_tccp_t*) opj_malloc(l_image->numcomps * sizeof(opj_tccp_t));
2207 if (l_current_tile_param->tccps == 00) {
2208 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2211 memset(l_current_tile_param->tccps,0,l_image->numcomps * sizeof(opj_tccp_t));
2213 ++l_current_tile_param;
2216 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2217 opj_image_comp_header_update(l_image,l_cp);
2222 OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k,
2223 opj_stream_private_t *p_stream,
2224 opj_event_mgr_t * p_manager
2227 OPJ_UINT32 l_comment_size;
2228 OPJ_UINT32 l_total_com_size;
2229 const OPJ_CHAR *l_comment;
2230 OPJ_BYTE * l_current_ptr = 00;
2233 assert(p_j2k != 00);
2234 assert(p_stream != 00);
2235 assert(p_manager != 00);
2237 l_comment = p_j2k->m_cp.comment;
2238 l_comment_size = strlen(l_comment);
2239 l_total_com_size = l_comment_size + 6;
2241 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2242 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);
2243 if (! new_header_tile_data) {
2244 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2245 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2246 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2247 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2250 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2251 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2254 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2256 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2259 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2262 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2265 memcpy( l_current_ptr,l_comment,l_comment_size);
2267 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) {
2275 * Reads a COM marker (comments)
2276 * @param p_j2k the jpeg2000 file codec.
2277 * @param p_header_data the data contained in the COM box.
2278 * @param p_header_size the size of the data contained in the COM marker.
2279 * @param p_manager the user event manager.
2281 static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k,
2282 OPJ_BYTE * p_header_data,
2283 OPJ_UINT32 p_header_size,
2284 opj_event_mgr_t * p_manager
2288 assert(p_j2k != 00);
2289 assert(p_manager != 00);
2290 assert(p_header_data != 00);
2291 (void)p_header_size;
2296 OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k,
2297 opj_stream_private_t *p_stream,
2298 opj_event_mgr_t * p_manager )
2300 opj_cp_t *l_cp = 00;
2301 opj_tcp_t *l_tcp = 00;
2302 OPJ_UINT32 l_code_size,l_remaining_size;
2303 OPJ_BYTE * l_current_data = 00;
2306 assert(p_j2k != 00);
2307 assert(p_manager != 00);
2308 assert(p_stream != 00);
2310 l_cp = &(p_j2k->m_cp);
2311 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2312 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2313 l_remaining_size = l_code_size;
2315 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2316 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2317 if (! new_header_tile_data) {
2318 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2319 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2320 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2321 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2324 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2325 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2328 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2330 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2331 l_current_data += 2;
2333 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2334 l_current_data += 2;
2336 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2339 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2342 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2345 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2348 l_remaining_size -= 9;
2350 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2351 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2355 if (l_remaining_size != 0) {
2356 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2360 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) {
2368 * Reads a COD marker (Coding Styke defaults)
2369 * @param p_header_data the data contained in the COD box.
2370 * @param p_j2k the jpeg2000 codec.
2371 * @param p_header_size the size of the data contained in the COD marker.
2372 * @param p_manager the user event manager.
2374 static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2375 OPJ_BYTE * p_header_data,
2376 OPJ_UINT32 p_header_size,
2377 opj_event_mgr_t * p_manager
2383 opj_cp_t *l_cp = 00;
2384 opj_tcp_t *l_tcp = 00;
2385 opj_image_t *l_image = 00;
2388 assert(p_header_data != 00);
2389 assert(p_j2k != 00);
2390 assert(p_manager != 00);
2392 l_image = p_j2k->m_private_image;
2393 l_cp = &(p_j2k->m_cp);
2395 /* If we are in the first tile-part header of the current tile */
2396 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2397 &l_cp->tcps[p_j2k->m_current_tile_number] :
2398 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2400 /* Make sure room is sufficient */
2401 if (p_header_size < 5) {
2402 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2406 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2408 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2410 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2411 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2414 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2415 if (l_cp->m_specific_param.m_dec.m_layer) {
2416 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2419 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2422 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2426 for (i = 0; i < l_image->numcomps; ++i) {
2427 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2430 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2431 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2435 if (p_header_size != 0) {
2436 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2440 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2441 opj_j2k_copy_tile_component_parameters(p_j2k);
2444 #ifdef WIP_REMOVE_MSD
2445 if (p_j2k->cstr_info) {
2446 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2447 p_j2k->cstr_info->prog = l_tcp->prg;
2448 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2449 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2450 for (i = 0; i < l_image->numcomps; ++i) {
2451 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2459 OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k,
2460 OPJ_UINT32 p_comp_no,
2461 opj_stream_private_t *p_stream,
2462 opj_event_mgr_t * p_manager )
2464 OPJ_UINT32 l_coc_size,l_remaining_size;
2465 OPJ_UINT32 l_comp_room;
2468 assert(p_j2k != 00);
2469 assert(p_manager != 00);
2470 assert(p_stream != 00);
2472 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2474 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2476 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2477 OPJ_BYTE *new_header_tile_data;
2478 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2479 = (OPJ_BYTE*)opj_realloc(
2480 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2483 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2484 if (! new_header_tile_data) {
2485 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2486 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2487 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2488 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2491 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2492 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2495 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);
2497 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) {
2504 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2505 OPJ_UINT32 p_comp_no,
2507 OPJ_UINT32 * p_data_written,
2508 opj_event_mgr_t * p_manager
2511 opj_cp_t *l_cp = 00;
2512 opj_tcp_t *l_tcp = 00;
2513 OPJ_UINT32 l_coc_size,l_remaining_size;
2514 OPJ_BYTE * l_current_data = 00;
2515 opj_image_t *l_image = 00;
2516 OPJ_UINT32 l_comp_room;
2519 assert(p_j2k != 00);
2520 assert(p_manager != 00);
2522 l_cp = &(p_j2k->m_cp);
2523 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2524 l_image = p_j2k->m_private_image;
2525 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2527 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2528 l_remaining_size = l_coc_size;
2530 l_current_data = p_data;
2532 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2533 l_current_data += 2;
2535 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2536 l_current_data += 2;
2538 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2539 l_current_data+=l_comp_room;
2541 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2544 l_remaining_size -= (5 + l_comp_room);
2545 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2546 * p_data_written = l_coc_size;
2549 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2552 OPJ_UINT32 l_nb_comp;
2553 OPJ_UINT32 l_nb_tiles;
2554 OPJ_UINT32 l_max = 0;
2558 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2559 l_nb_comp = p_j2k->m_private_image->numcomps;
2561 for (i=0;i<l_nb_tiles;++i) {
2562 for (j=0;j<l_nb_comp;++j) {
2563 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2571 * Reads a COC marker (Coding Style Component)
2572 * @param p_header_data the data contained in the COC box.
2573 * @param p_j2k the jpeg2000 codec.
2574 * @param p_header_size the size of the data contained in the COC marker.
2575 * @param p_manager the user event manager.
2577 static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2578 OPJ_BYTE * p_header_data,
2579 OPJ_UINT32 p_header_size,
2580 opj_event_mgr_t * p_manager
2583 opj_cp_t *l_cp = NULL;
2584 opj_tcp_t *l_tcp = NULL;
2585 opj_image_t *l_image = NULL;
2586 OPJ_UINT32 l_comp_room;
2587 OPJ_UINT32 l_comp_no;
2590 assert(p_header_data != 00);
2591 assert(p_j2k != 00);
2592 assert(p_manager != 00);
2594 l_cp = &(p_j2k->m_cp);
2595 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2596 &l_cp->tcps[p_j2k->m_current_tile_number] :
2597 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2598 l_image = p_j2k->m_private_image;
2600 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2602 /* make sure room is sufficient*/
2603 if (p_header_size < l_comp_room + 1) {
2604 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2607 p_header_size -= l_comp_room + 1;
2609 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2610 p_header_data += l_comp_room;
2611 if (l_comp_no >= l_image->numcomps) {
2612 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2616 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2619 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2620 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2624 if (p_header_size != 0) {
2625 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2631 OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2632 opj_stream_private_t *p_stream,
2633 opj_event_mgr_t * p_manager
2636 OPJ_UINT32 l_qcd_size,l_remaining_size;
2637 OPJ_BYTE * l_current_data = 00;
2640 assert(p_j2k != 00);
2641 assert(p_manager != 00);
2642 assert(p_stream != 00);
2644 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2645 l_remaining_size = l_qcd_size;
2647 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2648 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2649 if (! new_header_tile_data) {
2650 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2651 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2652 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2653 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2656 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2657 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2660 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2662 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2663 l_current_data += 2;
2665 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2666 l_current_data += 2;
2668 l_remaining_size -= 4;
2670 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2671 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2675 if (l_remaining_size != 0) {
2676 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2680 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) {
2688 * Reads a QCD marker (Quantization defaults)
2689 * @param p_header_data the data contained in the QCD box.
2690 * @param p_j2k the jpeg2000 codec.
2691 * @param p_header_size the size of the data contained in the QCD marker.
2692 * @param p_manager the user event manager.
2694 static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2695 OPJ_BYTE * p_header_data,
2696 OPJ_UINT32 p_header_size,
2697 opj_event_mgr_t * p_manager
2701 assert(p_header_data != 00);
2702 assert(p_j2k != 00);
2703 assert(p_manager != 00);
2705 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2706 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2710 if (p_header_size != 0) {
2711 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2715 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2716 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2721 OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2722 OPJ_UINT32 p_comp_no,
2723 opj_stream_private_t *p_stream,
2724 opj_event_mgr_t * p_manager
2727 OPJ_UINT32 l_qcc_size,l_remaining_size;
2730 assert(p_j2k != 00);
2731 assert(p_manager != 00);
2732 assert(p_stream != 00);
2734 l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2735 l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1;
2736 l_remaining_size = l_qcc_size;
2738 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2739 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2740 if (! new_header_tile_data) {
2741 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2742 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2743 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2744 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2747 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2748 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2751 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);
2753 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) {
2760 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2761 OPJ_UINT32 p_comp_no,
2763 OPJ_UINT32 * p_data_written,
2764 opj_event_mgr_t * p_manager
2767 OPJ_UINT32 l_qcc_size,l_remaining_size;
2768 OPJ_BYTE * l_current_data = 00;
2771 assert(p_j2k != 00);
2772 assert(p_manager != 00);
2774 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2775 l_remaining_size = l_qcc_size;
2777 l_current_data = p_data;
2779 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2780 l_current_data += 2;
2782 if (p_j2k->m_private_image->numcomps <= 256) {
2785 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2786 l_current_data += 2;
2788 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2791 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2792 l_remaining_size -= 6;
2795 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2796 l_current_data += 2;
2798 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2801 l_remaining_size -= 6;
2804 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2806 *p_data_written = l_qcc_size;
2809 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2811 return opj_j2k_get_max_coc_size(p_j2k);
2815 * Reads a QCC marker (Quantization component)
2816 * @param p_header_data the data contained in the QCC box.
2817 * @param p_j2k the jpeg2000 codec.
2818 * @param p_header_size the size of the data contained in the QCC marker.
2819 * @param p_manager the user event manager.
2821 static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2822 OPJ_BYTE * p_header_data,
2823 OPJ_UINT32 p_header_size,
2824 opj_event_mgr_t * p_manager
2827 OPJ_UINT32 l_num_comp,l_comp_no;
2830 assert(p_header_data != 00);
2831 assert(p_j2k != 00);
2832 assert(p_manager != 00);
2834 l_num_comp = p_j2k->m_private_image->numcomps;
2836 if (l_num_comp <= 256) {
2837 if (p_header_size < 1) {
2838 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2841 opj_read_bytes(p_header_data,&l_comp_no,1);
2846 if (p_header_size < 2) {
2847 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2850 opj_read_bytes(p_header_data,&l_comp_no,2);
2856 if (p_j2k->m_cp.correct) {
2858 static OPJ_UINT32 backup_compno = 0;
2860 /* compno is negative or larger than the number of components!!! */
2861 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2862 opj_event_msg(p_manager, EVT_ERROR,
2863 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2864 l_comp_no, l_num_comp);
2866 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2869 /* we try to correct */
2870 l_comp_no = backup_compno % l_num_comp;
2871 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2872 "- setting component number to %d\n",
2876 /* keep your private count of tiles */
2879 #endif /* USE_JPWL */
2881 if (l_comp_no >= p_j2k->m_private_image->numcomps) {
2882 opj_event_msg(p_manager, EVT_ERROR,
2883 "Invalid component number: %d, regarding the number of components %d\n",
2884 l_comp_no, p_j2k->m_private_image->numcomps);
2888 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2889 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2893 if (p_header_size != 0) {
2894 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2901 OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k,
2902 opj_stream_private_t *p_stream,
2903 opj_event_mgr_t * p_manager
2906 OPJ_UINT32 l_nb_comp;
2907 OPJ_UINT32 l_nb_poc;
2908 OPJ_UINT32 l_poc_size;
2909 OPJ_UINT32 l_written_size = 0;
2910 opj_tcp_t *l_tcp = 00;
2911 OPJ_UINT32 l_poc_room;
2914 assert(p_j2k != 00);
2915 assert(p_manager != 00);
2916 assert(p_stream != 00);
2918 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2919 l_nb_comp = p_j2k->m_private_image->numcomps;
2920 l_nb_poc = 1 + l_tcp->numpocs;
2922 if (l_nb_comp <= 256) {
2928 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2930 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2931 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
2932 if (! new_header_tile_data) {
2933 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2934 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2935 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2936 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
2939 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2940 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
2943 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
2945 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) {
2952 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
2954 OPJ_UINT32 * p_data_written,
2955 opj_event_mgr_t * p_manager
2959 OPJ_BYTE * l_current_data = 00;
2960 OPJ_UINT32 l_nb_comp;
2961 OPJ_UINT32 l_nb_poc;
2962 OPJ_UINT32 l_poc_size;
2963 opj_image_t *l_image = 00;
2964 opj_tcp_t *l_tcp = 00;
2965 opj_tccp_t *l_tccp = 00;
2966 opj_poc_t *l_current_poc = 00;
2967 OPJ_UINT32 l_poc_room;
2970 assert(p_j2k != 00);
2971 assert(p_manager != 00);
2973 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2974 l_tccp = &l_tcp->tccps[0];
2975 l_image = p_j2k->m_private_image;
2976 l_nb_comp = l_image->numcomps;
2977 l_nb_poc = 1 + l_tcp->numpocs;
2979 if (l_nb_comp <= 256) {
2986 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2988 l_current_data = p_data;
2990 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
2991 l_current_data += 2;
2993 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
2994 l_current_data += 2;
2996 l_current_poc = l_tcp->pocs;
2997 for (i = 0; i < l_nb_poc; ++i) {
2998 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
3001 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
3002 l_current_data+=l_poc_room;
3004 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
3007 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
3010 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
3011 l_current_data+=l_poc_room;
3013 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
3016 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
3017 l_current_poc->layno1 = opj_int_min(l_current_poc->layno1, l_tcp->numlayers);
3018 l_current_poc->resno1 = opj_int_min(l_current_poc->resno1, l_tccp->numresolutions);
3019 l_current_poc->compno1 = opj_int_min(l_current_poc->compno1, l_nb_comp);
3024 *p_data_written = l_poc_size;
3027 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
3029 opj_tcp_t * l_tcp = 00;
3030 OPJ_UINT32 l_nb_tiles = 0;
3031 OPJ_UINT32 l_max_poc = 0;
3034 l_tcp = p_j2k->m_cp.tcps;
3035 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
3037 for (i=0;i<l_nb_tiles;++i) {
3038 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
3044 return 4 + 9 * l_max_poc;
3047 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
3050 OPJ_UINT32 l_nb_tiles;
3051 OPJ_UINT32 l_max = 0;
3052 opj_tcp_t * l_tcp = 00;
3054 l_tcp = p_j2k->m_cp.tcps;
3055 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
3057 for (i=0;i<l_nb_tiles;++i) {
3058 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3066 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3068 OPJ_UINT32 l_nb_bytes = 0;
3069 OPJ_UINT32 l_nb_comps;
3070 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3072 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3073 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3075 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == 0) {
3076 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3077 l_nb_bytes += l_nb_comps * l_coc_bytes;
3079 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3080 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3083 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3085 /*** DEVELOPER CORNER, Add room for your headers ***/
3091 * Reads a POC marker (Progression Order Change)
3093 * @param p_header_data the data contained in the POC box.
3094 * @param p_j2k the jpeg2000 codec.
3095 * @param p_header_size the size of the data contained in the POC marker.
3096 * @param p_manager the user event manager.
3098 static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3099 OPJ_BYTE * p_header_data,
3100 OPJ_UINT32 p_header_size,
3101 opj_event_mgr_t * p_manager
3104 OPJ_UINT32 i, l_nb_comp, l_tmp;
3105 opj_image_t * l_image = 00;
3106 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3107 OPJ_UINT32 l_chunk_size, l_comp_room;
3109 opj_cp_t *l_cp = 00;
3110 opj_tcp_t *l_tcp = 00;
3111 opj_poc_t *l_current_poc = 00;
3114 assert(p_header_data != 00);
3115 assert(p_j2k != 00);
3116 assert(p_manager != 00);
3118 l_image = p_j2k->m_private_image;
3119 l_nb_comp = l_image->numcomps;
3120 if (l_nb_comp <= 256) {
3126 l_chunk_size = 5 + 2 * l_comp_room;
3127 l_current_poc_nb = p_header_size / l_chunk_size;
3128 l_current_poc_remaining = p_header_size % l_chunk_size;
3130 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3131 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3135 l_cp = &(p_j2k->m_cp);
3136 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3137 &l_cp->tcps[p_j2k->m_current_tile_number] :
3138 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3139 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3140 l_current_poc_nb += l_old_poc_nb;
3142 assert(l_current_poc_nb < 32);
3144 /* now poc is in use.*/
3147 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3148 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3149 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3151 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3152 p_header_data+=l_comp_room;
3153 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3155 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3157 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3158 p_header_data+=l_comp_room;
3159 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3161 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3162 /* make sure comp is in acceptable bounds */
3163 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3167 l_tcp->numpocs = l_current_poc_nb - 1;
3172 * Reads a CRG marker (Component registration)
3174 * @param p_header_data the data contained in the TLM box.
3175 * @param p_j2k the jpeg2000 codec.
3176 * @param p_header_size the size of the data contained in the TLM marker.
3177 * @param p_manager the user event manager.
3179 static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3180 OPJ_BYTE * p_header_data,
3181 OPJ_UINT32 p_header_size,
3182 opj_event_mgr_t * p_manager
3185 OPJ_UINT32 l_nb_comp;
3187 assert(p_header_data != 00);
3188 assert(p_j2k != 00);
3189 assert(p_manager != 00);
3191 l_nb_comp = p_j2k->m_private_image->numcomps;
3193 if (p_header_size != l_nb_comp *4) {
3194 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3197 /* Do not care of this at the moment since only local variables are set here */
3200 (i = 0; i < l_nb_comp; ++i)
3202 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3204 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3212 * Reads a TLM marker (Tile Length Marker)
3214 * @param p_header_data the data contained in the TLM box.
3215 * @param p_j2k the jpeg2000 codec.
3216 * @param p_header_size the size of the data contained in the TLM marker.
3217 * @param p_manager the user event manager.
3219 static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3220 OPJ_BYTE * p_header_data,
3221 OPJ_UINT32 p_header_size,
3222 opj_event_mgr_t * p_manager
3225 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3227 assert(p_header_data != 00);
3228 assert(p_j2k != 00);
3229 assert(p_manager != 00);
3231 if (p_header_size < 2) {
3232 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3237 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3239 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3242 l_ST = ((l_Stlm >> 4) & 0x3);
3243 l_SP = (l_Stlm >> 6) & 0x1;
3245 l_Ptlm_size = (l_SP + 1) * 2;
3246 l_quotient = l_Ptlm_size + l_ST;
3248 l_tot_num_tp_remaining = p_header_size % l_quotient;
3250 if (l_tot_num_tp_remaining != 0) {
3251 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3254 /* FIXME Do not care of this at the moment since only local variables are set here */
3257 (i = 0; i < l_tot_num_tp; ++i)
3259 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3260 p_header_data += l_ST;
3261 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3262 p_header_data += l_Ptlm_size;
3268 * Reads a PLM marker (Packet length, main header marker)
3270 * @param p_header_data the data contained in the TLM box.
3271 * @param p_j2k the jpeg2000 codec.
3272 * @param p_header_size the size of the data contained in the TLM marker.
3273 * @param p_manager the user event manager.
3275 static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3276 OPJ_BYTE * p_header_data,
3277 OPJ_UINT32 p_header_size,
3278 opj_event_mgr_t * p_manager
3282 assert(p_header_data != 00);
3283 assert(p_j2k != 00);
3284 assert(p_manager != 00);
3286 if (p_header_size < 1) {
3287 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3290 /* Do not care of this at the moment since only local variables are set here */
3292 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3299 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3301 p_header_size -= (1+l_Nplm);
3305 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3309 (i = 0; i < l_Nplm; ++i)
3311 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3313 // take only the last seven bytes
3314 l_packet_len |= (l_tmp & 0x7f);
3322 // store packet length and proceed to next packet
3329 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3338 * Reads a PLT marker (Packet length, tile-part header)
3340 * @param p_header_data the data contained in the PLT box.
3341 * @param p_j2k the jpeg2000 codec.
3342 * @param p_header_size the size of the data contained in the PLT marker.
3343 * @param p_manager the user event manager.
3345 static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3346 OPJ_BYTE * p_header_data,
3347 OPJ_UINT32 p_header_size,
3348 opj_event_mgr_t * p_manager
3351 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3354 assert(p_header_data != 00);
3355 assert(p_j2k != 00);
3356 assert(p_manager != 00);
3358 if (p_header_size < 1) {
3359 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3363 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3367 for (i = 0; i < p_header_size; ++i) {
3368 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3370 /* take only the last seven bytes */
3371 l_packet_len |= (l_tmp & 0x7f);
3376 /* store packet length and proceed to next packet */
3381 if (l_packet_len != 0) {
3382 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3390 OPJ_BOOL j2k_read_ppm_v2 (
3392 OPJ_BYTE * p_header_data,
3393 OPJ_UINT32 p_header_size,
3394 struct opj_event_mgr * p_manager
3398 opj_cp_t *l_cp = 00;
3399 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3402 assert(p_header_data != 00);
3403 assert(p_j2k != 00);
3404 assert(p_manager != 00);
3406 if (p_header_size < 1) {
3407 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3411 l_cp = &(p_j2k->m_cp);
3414 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3418 /* First PPM marker */
3420 if (p_header_size < 4) {
3421 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3425 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3429 /* First PPM marker: Initialization */
3430 l_cp->ppm_len = l_N_ppm;
3431 l_cp->ppm_data_size = 0;
3433 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3434 if (l_cp->ppm_buffer == 00) {
3435 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3438 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3440 l_cp->ppm_data = l_cp->ppm_buffer;
3444 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3445 if (p_header_size >= 4) {
3447 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3450 l_cp->ppm_len += l_N_ppm ;
3452 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3453 if (! new_ppm_buffer) {
3454 opj_free(l_cp->ppm_buffer);
3455 l_cp->ppm_buffer = NULL;
3457 l_cp->ppm_data = NULL;
3458 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3461 l_cp->ppm_buffer = new_ppm_buffer;
3462 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3463 l_cp->ppm_data = l_cp->ppm_buffer;
3470 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3472 if (l_remaining_data <= p_header_size) {
3473 /* we must store less information than available in the packet */
3474 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3475 l_cp->ppm_data_size = l_cp->ppm_len;
3476 p_header_size -= l_remaining_data;
3477 p_header_data += l_remaining_data;
3480 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3481 l_cp->ppm_data_size += p_header_size;
3482 p_header_data += p_header_size;
3492 OPJ_BOOL j2k_read_ppm_v3 (
3494 OPJ_BYTE * p_header_data,
3495 OPJ_UINT32 p_header_size,
3496 struct opj_event_mgr * p_manager
3499 opj_cp_t *l_cp = 00;
3500 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3503 assert(p_header_data != 00);
3504 assert(p_j2k != 00);
3505 assert(p_manager != 00);
3507 /* Minimum size of PPM marker is equal to the size of Zppm element */
3508 if (p_header_size < 1) {
3509 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3513 l_cp = &(p_j2k->m_cp);
3516 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3520 /* First PPM marker */
3522 /* We need now at least the Nppm^0 element */
3523 if (p_header_size < 4) {
3524 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3528 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3532 /* First PPM marker: Initialization */
3533 l_cp->ppm_len = l_N_ppm;
3534 l_cp->ppm_data_read = 0;
3536 l_cp->ppm_data = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3537 l_cp->ppm_buffer = l_cp->ppm_data;
3538 if (l_cp->ppm_data == 00) {
3539 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3542 memset(l_cp->ppm_data,0,l_cp->ppm_len);
3544 l_cp->ppm_data_current = l_cp->ppm_data;
3546 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3549 if (p_header_size < 4) {
3550 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3554 /* Uncompleted Ippm series in the previous PPM marker?*/
3555 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3556 /* Get the place where add the remaining Ippm series*/
3557 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3558 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3561 OPJ_BYTE *new_ppm_data;
3562 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3566 /* Increase the size of ppm_data to add the new Ippm series*/
3567 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3568 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3569 if (! new_ppm_data) {
3570 opj_free(l_cp->ppm_data);
3571 l_cp->ppm_data = NULL;
3572 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3574 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3577 l_cp->ppm_data = new_ppm_data;
3578 l_cp->ppm_buffer = l_cp->ppm_data;
3580 /* Keep the position of the place where concatenate the new series*/
3581 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3582 l_cp->ppm_len += l_N_ppm;
3587 l_remaining_data = p_header_size;
3589 while (l_remaining_data >= l_N_ppm) {
3590 /* read a complete Ippm series*/
3591 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3592 p_header_size -= l_N_ppm;
3593 p_header_data += l_N_ppm;
3595 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3599 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3604 l_remaining_data = p_header_size;
3608 l_remaining_data = p_header_size;
3610 /* Next Ippm series is a complete series ?*/
3611 if (l_remaining_data > l_N_ppm) {
3612 OPJ_BYTE *new_ppm_data;
3613 /* Increase the size of ppm_data to add the new Ippm series*/
3614 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3615 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3616 if (! new_ppm_data) {
3617 opj_free(l_cp->ppm_data);
3618 l_cp->ppm_data = NULL;
3619 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3621 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n");
3624 l_cp->ppm_data = new_ppm_data;
3625 l_cp->ppm_buffer = l_cp->ppm_data;
3627 /* Keep the position of the place where concatenate the new series */
3628 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3629 l_cp->ppm_len += l_N_ppm;
3634 /* Need to read an incomplete Ippm series*/
3635 if (l_remaining_data) {
3636 OPJ_BYTE *new_ppm_data;
3637 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3638 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3639 if (! new_ppm_data) {
3640 opj_free(l_cp->ppm_data);
3641 l_cp->ppm_data = NULL;
3642 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3644 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (incomplete) Ippm series\n");
3647 l_cp->ppm_data = new_ppm_data;
3648 l_cp->ppm_buffer = l_cp->ppm_data;
3650 /* Keep the position of the place where concatenate the new series*/
3651 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3652 l_cp->ppm_len += l_N_ppm;
3654 /* Read incomplete Ippm series*/
3655 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3656 p_header_size -= l_remaining_data;
3657 p_header_data += l_remaining_data;
3659 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3664 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3665 if (p_header_size >= 4) {
3667 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3670 l_cp->ppm_len += l_N_ppm ;
3672 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3673 if (! new_ppm_buffer) {
3674 opj_free(l_cp->ppm_buffer);
3675 l_cp->ppm_buffer = NULL;
3677 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3680 l_cp->ppm_buffer = new_ppm_buffer;
3681 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3683 l_cp->ppm_data = l_cp->ppm_buffer;
3690 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3692 if (l_remaining_data <= p_header_size) {
3693 /* we must store less information than available in the packet */
3694 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3695 l_cp->ppm_data_size = l_cp->ppm_len;
3696 p_header_size -= l_remaining_data;
3697 p_header_data += l_remaining_data;
3700 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3701 l_cp->ppm_data_size += p_header_size;
3702 p_header_data += p_header_size;
3712 * Reads a PPT marker (Packed packet headers, tile-part header)
3714 * @param p_header_data the data contained in the PPT box.
3715 * @param p_j2k the jpeg2000 codec.
3716 * @param p_header_size the size of the data contained in the PPT marker.
3717 * @param p_manager the user event manager.
3719 static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3720 OPJ_BYTE * p_header_data,
3721 OPJ_UINT32 p_header_size,
3722 opj_event_mgr_t * p_manager
3725 opj_cp_t *l_cp = 00;
3726 opj_tcp_t *l_tcp = 00;
3730 assert(p_header_data != 00);
3731 assert(p_j2k != 00);
3732 assert(p_manager != 00);
3734 /* We need to have the Z_ppt element at minimum */
3735 if (p_header_size < 1) {
3736 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3740 l_cp = &(p_j2k->m_cp);
3742 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3746 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3749 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3753 /* Allocate buffer to read the packet header */
3755 /* First PPT marker */
3756 l_tcp->ppt_data_size = 0;
3757 l_tcp->ppt_len = p_header_size;
3759 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3760 if (l_tcp->ppt_buffer == 00) {
3761 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3764 l_tcp->ppt_data = l_tcp->ppt_buffer;
3766 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3769 OPJ_BYTE *new_ppt_buffer;
3770 l_tcp->ppt_len += p_header_size;
3772 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3773 if (! new_ppt_buffer) {
3774 opj_free(l_tcp->ppt_buffer);
3775 l_tcp->ppt_buffer = NULL;
3777 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3780 l_tcp->ppt_buffer = new_ppt_buffer;
3781 l_tcp->ppt_data = l_tcp->ppt_buffer;
3783 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3786 /* Read packet header from buffer */
3787 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3789 l_tcp->ppt_data_size += p_header_size;
3794 OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3795 opj_stream_private_t *p_stream,
3796 opj_event_mgr_t * p_manager
3799 OPJ_BYTE * l_current_data = 00;
3800 OPJ_UINT32 l_tlm_size;
3803 assert(p_j2k != 00);
3804 assert(p_manager != 00);
3805 assert(p_stream != 00);
3807 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3809 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3810 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3811 if (! new_header_tile_data) {
3812 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3813 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3814 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3815 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3818 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3819 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3822 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3824 /* change the way data is written to avoid seeking if possible */
3826 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3828 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3829 l_current_data += 2;
3831 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3832 l_current_data += 2;
3834 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3837 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3840 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3841 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) {
3848 OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k,
3850 OPJ_UINT32 * p_data_written,
3851 const opj_stream_private_t *p_stream,
3852 opj_event_mgr_t * p_manager
3856 assert(p_j2k != 00);
3857 assert(p_manager != 00);
3858 assert(p_stream != 00);
3860 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3863 opj_write_bytes(p_data,10,2); /* Lsot */
3866 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
3872 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
3875 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
3880 /* update markers struct */
3882 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
3884 assert( 0 && "TODO" );
3885 #endif /* USE_JPWL */
3887 * p_data_written = 12;
3892 OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k,
3893 OPJ_BYTE * p_header_data,
3894 OPJ_UINT32 p_header_size,
3895 opj_event_mgr_t * p_manager )
3897 opj_cp_t *l_cp = 00;
3898 opj_tcp_t *l_tcp = 00;
3899 OPJ_UINT32 l_tot_len, l_num_parts = 0;
3900 OPJ_UINT32 l_current_part;
3901 OPJ_UINT32 l_tile_x,l_tile_y;
3904 assert(p_header_data != 00);
3905 assert(p_j2k != 00);
3906 assert(p_manager != 00);
3908 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
3909 if (p_header_size != 8) {
3910 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
3914 l_cp = &(p_j2k->m_cp);
3915 opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */
3918 /* testcase 2.pdf.SIGFPE.706.1112 */
3919 if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
3920 opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number);
3924 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
3925 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
3926 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
3929 if (l_cp->correct) {
3931 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
3932 static OPJ_UINT32 backup_tileno = 0;
3934 /* tileno is negative or larger than the number of tiles!!! */
3935 if (tileno > (l_cp->tw * l_cp->th)) {
3936 opj_event_msg(p_manager, EVT_ERROR,
3937 "JPWL: bad tile number (%d out of a maximum of %d)\n",
3938 tileno, (l_cp->tw * l_cp->th));
3940 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3943 /* we try to correct */
3944 tileno = backup_tileno;
3945 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3946 "- setting tile number to %d\n",
3950 /* keep your private count of tiles */
3953 #endif /* USE_JPWL */
3955 /* look for the tile in the list of already processed tile (in parts). */
3956 /* Optimization possible here with a more complex data structure and with the removing of tiles */
3957 /* since the time taken by this function can only grow at the time */
3959 opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
3962 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
3963 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
3965 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
3967 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
3971 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
3977 if (l_cp->correct) {
3979 /* totlen is negative or larger than the bytes left!!! */
3980 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))) { */
3981 opj_event_msg(p_manager, EVT_ERROR,
3982 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
3983 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
3985 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3988 /* we try to correct */
3990 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3991 "- setting Psot to %d => assuming it is the last tile\n",
3995 #endif /* USE_JPWL */
3997 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
3999 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
4000 "we assuming it is the last tile-part of the codestream.\n");
4001 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
4004 opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
4007 opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
4010 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
4011 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
4012 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
4013 if (l_num_parts < l_tcp->m_nb_tile_parts) {
4014 l_num_parts = l_tcp->m_nb_tile_parts;
4016 if (l_current_part >= l_num_parts) {
4017 /* testcase 451.pdf.SIGSEGV.ce9.3723 */
4018 l_num_parts = l_current_part + 1;
4020 l_tcp->m_nb_tile_parts = l_num_parts;
4023 /* If know the number of tile part header we will check if we didn't read the last*/
4024 if (l_tcp->m_nb_tile_parts) {
4025 if (l_tcp->m_nb_tile_parts == l_current_part) {
4026 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
4030 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
4031 /* Keep the size of data to skip after this marker */
4032 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
4035 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
4036 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
4039 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
4041 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
4042 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
4043 p_j2k->m_specific_param.m_decoder.m_skip_data =
4044 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
4045 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
4046 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
4047 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
4050 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
4051 p_j2k->m_specific_param.m_decoder.m_skip_data =
4052 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
4056 if (p_j2k->cstr_index)
4058 assert(p_j2k->cstr_index->tile_index != 00);
4059 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4060 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
4062 if (l_num_parts != 0){
4063 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
4064 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
4066 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4067 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4068 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4071 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4072 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4073 if (! new_tp_index) {
4074 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4075 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4076 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4079 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4083 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4085 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4086 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4087 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4088 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4089 sizeof(opj_tp_index_t));
4092 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4093 opj_tp_index_t *new_tp_index;
4094 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1;
4095 new_tp_index = (opj_tp_index_t *) opj_realloc(
4096 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4097 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4098 if (! new_tp_index) {
4099 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4100 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4101 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4102 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4105 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4113 /* 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 */
4114 /* if (p_j2k->cstr_info) {
4117 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4120 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4121 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4122 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4123 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4126 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4129 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4133 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4136 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4137 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4138 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4143 OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k,
4144 opj_tcd_t * p_tile_coder,
4146 OPJ_UINT32 * p_data_written,
4147 OPJ_UINT32 p_total_data_size,
4148 const opj_stream_private_t *p_stream,
4149 opj_event_mgr_t * p_manager
4152 opj_codestream_info_t *l_cstr_info = 00;
4153 OPJ_UINT32 l_remaining_data;
4156 assert(p_j2k != 00);
4157 assert(p_manager != 00);
4158 assert(p_stream != 00);
4160 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4163 /* make room for the EOF marker */
4164 l_remaining_data = p_total_data_size - 4;
4166 /* update tile coder */
4167 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4168 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4171 /* TODO mergeV2: check this part which use cstr_info */
4172 /*l_cstr_info = p_j2k->cstr_info;
4174 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4175 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4176 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4182 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4184 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4189 /* update markers struct */
4190 /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4192 assert( 0 && "TODO" );
4193 #endif /* USE_JPWL */
4198 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4199 p_tile_coder->tcd_image->tiles->packno = 0;
4201 l_cstr_info->packno = 0;
4205 *p_data_written = 0;
4207 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)) {
4208 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4212 *p_data_written += 2;
4217 OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k,
4218 opj_stream_private_t *p_stream,
4219 opj_event_mgr_t * p_manager
4222 OPJ_UINT32 l_current_read_size;
4223 opj_codestream_index_t * l_cstr_index = 00;
4224 OPJ_BYTE ** l_current_data = 00;
4225 opj_tcp_t * l_tcp = 00;
4226 OPJ_UINT32 * l_tile_len = 00;
4227 OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
4230 assert(p_j2k != 00);
4231 assert(p_manager != 00);
4232 assert(p_stream != 00);
4234 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4236 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4237 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4238 // but we are in the last tile part,
4239 // so its result will fit on OPJ_UINT32 unless we find
4240 // a file with a single tile part of more than 4 GB...*/
4241 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4244 /* Check to avoid pass the limit of OPJ_UINT32 */
4245 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4246 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4248 /* MSD: case commented to support empty SOT marker (PHR data) */
4252 l_current_data = &(l_tcp->m_data);
4253 l_tile_len = &l_tcp->m_data_size;
4255 /* Patch to support new PHR data */
4256 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4257 if (! *l_current_data) {
4258 /* LH: oddly enough, in this path, l_tile_len!=0.
4259 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4261 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4264 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);
4265 if (! l_new_current_data) {
4266 opj_free(*l_current_data);
4267 /*nothing more is done as l_current_data will be set to null, and just
4268 afterward we enter in the error path
4269 and the actual tile_len is updated (committed) at the end of the
4272 *l_current_data = l_new_current_data;
4275 if (*l_current_data == 00) {
4276 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4281 l_sot_length_pb_detected = OPJ_TRUE;
4285 l_cstr_index = p_j2k->cstr_index;
4287 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4289 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4290 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4292 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4293 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4295 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4299 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4300 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4304 /*l_cstr_index->packno = 0;*/
4307 /* Patch to support new PHR data */
4308 if (!l_sot_length_pb_detected) {
4309 l_current_read_size = opj_stream_read_data(
4311 *l_current_data + *l_tile_len,
4312 p_j2k->m_specific_param.m_decoder.m_sot_length,
4317 l_current_read_size = 0;
4320 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4321 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4324 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4327 *l_tile_len += l_current_read_size;
4332 OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4333 OPJ_UINT32 p_tile_no,
4334 OPJ_UINT32 p_comp_no,
4335 OPJ_UINT32 nb_comps,
4336 opj_stream_private_t *p_stream,
4337 opj_event_mgr_t * p_manager
4340 OPJ_BYTE * l_current_data = 00;
4341 OPJ_UINT32 l_rgn_size;
4342 opj_cp_t *l_cp = 00;
4343 opj_tcp_t *l_tcp = 00;
4344 opj_tccp_t *l_tccp = 00;
4345 OPJ_UINT32 l_comp_room;
4348 assert(p_j2k != 00);
4349 assert(p_manager != 00);
4350 assert(p_stream != 00);
4352 l_cp = &(p_j2k->m_cp);
4353 l_tcp = &l_cp->tcps[p_tile_no];
4354 l_tccp = &l_tcp->tccps[p_comp_no];
4356 if (nb_comps <= 256) {
4363 l_rgn_size = 6 + l_comp_room;
4365 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4367 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4368 l_current_data += 2;
4370 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4371 l_current_data += 2;
4373 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4374 l_current_data+=l_comp_room;
4376 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4379 opj_write_bytes(l_current_data, l_tccp->roishift,1); /* SPrgn */
4382 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) {
4389 OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4390 opj_stream_private_t *p_stream,
4391 opj_event_mgr_t * p_manager
4395 assert(p_j2k != 00);
4396 assert(p_manager != 00);
4397 assert(p_stream != 00);
4399 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4403 /* update markers struct */
4405 OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4407 #endif /* USE_JPWL */
4409 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4413 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4421 * Reads a RGN marker (Region Of Interest)
4423 * @param p_header_data the data contained in the POC box.
4424 * @param p_j2k the jpeg2000 codec.
4425 * @param p_header_size the size of the data contained in the POC marker.
4426 * @param p_manager the user event manager.
4428 static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4429 OPJ_BYTE * p_header_data,
4430 OPJ_UINT32 p_header_size,
4431 opj_event_mgr_t * p_manager
4434 OPJ_UINT32 l_nb_comp;
4435 opj_image_t * l_image = 00;
4437 opj_cp_t *l_cp = 00;
4438 opj_tcp_t *l_tcp = 00;
4439 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4442 assert(p_header_data != 00);
4443 assert(p_j2k != 00);
4444 assert(p_manager != 00);
4446 l_image = p_j2k->m_private_image;
4447 l_nb_comp = l_image->numcomps;
4449 if (l_nb_comp <= 256) {
4454 if (p_header_size != 2 + l_comp_room) {
4455 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4459 l_cp = &(p_j2k->m_cp);
4460 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4461 &l_cp->tcps[p_j2k->m_current_tile_number] :
4462 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4464 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4465 p_header_data+=l_comp_room;
4466 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4470 if (l_cp->correct) {
4471 /* totlen is negative or larger than the bytes left!!! */
4472 if (l_comp_room >= l_nb_comp) {
4473 opj_event_msg(p_manager, EVT_ERROR,
4474 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4475 l_comp_room, l_nb_comp);
4476 if (!JPWL_ASSUME || JPWL_ASSUME) {
4477 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4482 #endif /* USE_JPWL */
4484 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4491 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4493 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4496 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4502 OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k,
4503 opj_stream_private_t *p_stream,
4504 opj_event_mgr_t * p_manager )
4506 opj_cp_t * l_cp = 00;
4507 opj_image_t * l_image = 00;
4508 opj_tcp_t * l_tcp = 00;
4509 opj_image_comp_t * l_img_comp = 00;
4512 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4513 OPJ_FLOAT32 * l_rates = 0;
4514 OPJ_FLOAT32 l_sot_remove;
4515 OPJ_UINT32 l_bits_empty, l_size_pixel;
4516 OPJ_UINT32 l_tile_size = 0;
4517 OPJ_UINT32 l_last_res;
4518 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4521 assert(p_j2k != 00);
4522 assert(p_manager != 00);
4523 assert(p_stream != 00);
4525 l_cp = &(p_j2k->m_cp);
4526 l_image = p_j2k->m_private_image;
4529 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4530 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4531 l_sot_remove = ((OPJ_FLOAT32) opj_stream_tell(p_stream)) / (l_cp->th * l_cp->tw);
4533 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4534 l_tp_stride_func = opj_j2k_get_tp_stride;
4537 l_tp_stride_func = opj_j2k_get_default_stride;
4540 for (i=0;i<l_cp->th;++i) {
4541 for (j=0;j<l_cp->tw;++j) {
4542 OPJ_FLOAT32 l_offset = ((*l_tp_stride_func)(l_tcp)) / l_tcp->numlayers;
4544 /* 4 borders of the tile rescale on the image if necessary */
4545 l_x0 = opj_int_max(l_cp->tx0 + j * l_cp->tdx, l_image->x0);
4546 l_y0 = opj_int_max(l_cp->ty0 + i * l_cp->tdy, l_image->y0);
4547 l_x1 = opj_int_min(l_cp->tx0 + (j + 1) * l_cp->tdx, l_image->x1);
4548 l_y1 = opj_int_min(l_cp->ty0 + (i + 1) * l_cp->tdy, l_image->y1);
4550 l_rates = l_tcp->rates;
4552 /* Modification of the RATE >> */
4554 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (l_x1 - l_x0) * (l_y1 - l_y0)))
4556 ((*l_rates) * l_bits_empty)
4564 for (k = 1; k < l_tcp->numlayers; ++k) {
4566 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (l_x1 - l_x0) * (l_y1 - l_y0)))
4568 ((*l_rates) * l_bits_empty)
4584 for (i=0;i<l_cp->th;++i) {
4585 for (j=0;j<l_cp->tw;++j) {
4586 l_rates = l_tcp->rates;
4589 *l_rates -= l_sot_remove;
4591 if (*l_rates < 30) {
4598 l_last_res = l_tcp->numlayers - 1;
4600 for (k = 1; k < l_last_res; ++k) {
4603 *l_rates -= l_sot_remove;
4605 if (*l_rates < *(l_rates - 1) + 10) {
4606 *l_rates = (*(l_rates - 1)) + 20;
4614 *l_rates -= (l_sot_remove + 2.f);
4616 if (*l_rates < *(l_rates - 1) + 10) {
4617 *l_rates = (*(l_rates - 1)) + 20;
4625 l_img_comp = l_image->comps;
4628 for (i=0;i<l_image->numcomps;++i) {
4629 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4631 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4639 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4641 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4643 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4644 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4645 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4646 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4650 if (l_cp->m_specific_param.m_enc.m_cinema) {
4651 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4652 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4653 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4657 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4658 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4664 OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4665 opj_stream_private_t *p_stream,
4666 opj_event_mgr_t * p_manager )
4669 opj_tcd_t * l_tcd = 00;
4670 OPJ_UINT32 l_nb_tiles;
4671 opj_tcp_t * l_tcp = 00;
4675 assert(p_j2k != 00);
4676 assert(p_manager != 00);
4677 assert(p_stream != 00);
4679 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4680 l_tcp = p_j2k->m_cp.tcps;
4682 l_tcd = opj_tcd_create(OPJ_TRUE);
4684 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4688 for (i = 0; i < l_nb_tiles; ++i) {
4689 if (l_tcp->m_data) {
4690 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4691 opj_tcd_destroy(l_tcd);
4692 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4696 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4700 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4705 opj_j2k_tcp_destroy(l_tcp);
4709 opj_tcd_destroy(l_tcd);
4713 OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4714 struct opj_stream_private *p_stream,
4715 struct opj_event_mgr * p_manager )
4718 assert(p_j2k != 00);
4719 assert(p_manager != 00);
4720 assert(p_stream != 00);
4722 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4727 OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4728 struct opj_stream_private *p_stream,
4729 struct opj_event_mgr * p_manager )
4732 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4733 opj_mct_data_t * l_mct_record;
4737 assert(p_j2k != 00);
4738 assert(p_stream != 00);
4739 assert(p_manager != 00);
4741 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4745 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4746 l_mct_record = l_tcp->m_mct_records;
4748 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4750 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4757 l_mcc_record = l_tcp->m_mcc_records;
4759 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4761 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4768 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4775 OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
4776 struct opj_stream_private *p_stream,
4777 struct opj_event_mgr * p_manager )
4782 assert(p_j2k != 00);
4783 assert(p_manager != 00);
4784 assert(p_stream != 00);
4786 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4788 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4796 OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
4797 struct opj_stream_private *p_stream,
4798 struct opj_event_mgr * p_manager )
4803 assert(p_j2k != 00);
4804 assert(p_manager != 00);
4805 assert(p_stream != 00);
4807 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno)
4809 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4818 OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k,
4819 struct opj_stream_private *p_stream,
4820 struct opj_event_mgr * p_manager )
4823 const opj_tccp_t *l_tccp = 00;
4826 assert(p_j2k != 00);
4827 assert(p_manager != 00);
4828 assert(p_stream != 00);
4830 l_tccp = p_j2k->m_cp.tcps->tccps;
4832 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4833 if (l_tccp->roishift) {
4835 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) {
4846 OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k,
4847 struct opj_stream_private *p_stream,
4848 struct opj_event_mgr * p_manager )
4850 opj_codestream_index_t * l_cstr_index = 00;
4853 assert(p_j2k != 00);
4854 assert(p_manager != 00);
4855 assert(p_stream != 00);
4857 l_cstr_index = p_j2k->cstr_index;
4859 l_cstr_index->codestream_size = opj_stream_tell(p_stream);
4861 /* The following adjustment is done to adjust the codestream size */
4862 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
4863 /* the first bunch of bytes is not in the codestream */
4864 l_cstr_index->codestream_size -= l_cstr_index->main_head_start;
4869 /* preparation of JPWL marker segments */
4873 /* encode according to JPWL */
4874 jpwl_encode(p_j2k, p_stream, image);
4878 assert( 0 && "TODO" );
4879 #endif /* USE_JPWL */
4884 OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k,
4885 opj_stream_private_t *p_stream,
4886 OPJ_UINT32 *output_marker,
4887 opj_event_mgr_t * p_manager
4890 OPJ_UINT32 l_unknown_marker;
4891 const opj_dec_memory_marker_handler_t * l_marker_handler;
4892 OPJ_UINT32 l_size_unk = 2;
4895 assert(p_j2k != 00);
4896 assert(p_manager != 00);
4897 assert(p_stream != 00);
4899 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
4902 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
4903 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
4904 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
4908 /* read 2 bytes as the new marker ID*/
4909 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
4911 if (!(l_unknown_marker < 0xff00)) {
4913 /* Get the marker handler from the marker ID*/
4914 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
4916 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
4917 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
4921 if (l_marker_handler->id != J2K_MS_UNK) {
4922 /* Add the marker to the codestream index*/
4923 if (l_marker_handler->id != J2K_MS_SOT)
4925 OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
4926 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
4928 if (res == OPJ_FALSE) {
4929 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
4933 break; /* next marker is known and well located */
4941 *output_marker = l_marker_handler->id ;
4946 OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
4947 opj_mct_data_t * p_mct_record,
4948 struct opj_stream_private *p_stream,
4949 struct opj_event_mgr * p_manager )
4951 OPJ_UINT32 l_mct_size;
4952 OPJ_BYTE * l_current_data = 00;
4956 assert(p_j2k != 00);
4957 assert(p_manager != 00);
4958 assert(p_stream != 00);
4960 l_mct_size = 10 + p_mct_record->m_data_size;
4962 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4963 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
4964 if (! new_header_tile_data) {
4965 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4966 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4967 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4968 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
4971 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4972 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
4975 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4977 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
4978 l_current_data += 2;
4980 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
4981 l_current_data += 2;
4983 opj_write_bytes(l_current_data,0,2); /* Zmct */
4984 l_current_data += 2;
4986 /* only one marker atm */
4987 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
4989 opj_write_bytes(l_current_data,l_tmp,2);
4990 l_current_data += 2;
4992 opj_write_bytes(l_current_data,0,2); /* Ymct */
4995 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
4997 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) {
5005 * Reads a MCT marker (Multiple Component Transform)
5007 * @param p_header_data the data contained in the MCT box.
5008 * @param p_j2k the jpeg2000 codec.
5009 * @param p_header_size the size of the data contained in the MCT marker.
5010 * @param p_manager the user event manager.
5012 static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k,
5013 OPJ_BYTE * p_header_data,
5014 OPJ_UINT32 p_header_size,
5015 opj_event_mgr_t * p_manager
5019 opj_tcp_t *l_tcp = 00;
5022 opj_mct_data_t * l_mct_data;
5025 assert(p_header_data != 00);
5026 assert(p_j2k != 00);
5028 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5029 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5030 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5032 if (p_header_size < 2) {
5033 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5038 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
5041 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
5045 if(p_header_size <= 6) {
5046 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5050 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
5051 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
5054 l_indix = l_tmp & 0xff;
5055 l_mct_data = l_tcp->m_mct_records;
5057 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
5058 if (l_mct_data->m_index == l_indix) {
5065 if (i == l_tcp->m_nb_mct_records) {
5066 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
5067 opj_mct_data_t *new_mct_records;
5068 l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
5070 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));
5071 if (! new_mct_records) {
5072 opj_free(l_tcp->m_mct_records);
5073 l_tcp->m_mct_records = NULL;
5074 l_tcp->m_nb_max_mct_records = 0;
5075 l_tcp->m_nb_mct_records = 0;
5076 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
5079 l_tcp->m_mct_records = new_mct_records;
5080 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5081 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
5084 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5087 if (l_mct_data->m_data) {
5088 opj_free(l_mct_data->m_data);
5089 l_mct_data->m_data = 00;
5092 l_mct_data->m_index = l_indix;
5093 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5094 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5096 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5099 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5105 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5106 if (! l_mct_data->m_data) {
5107 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5110 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5112 l_mct_data->m_data_size = p_header_size;
5113 ++l_tcp->m_nb_mct_records;
5118 OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5119 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5120 struct opj_stream_private *p_stream,
5121 struct opj_event_mgr * p_manager )
5124 OPJ_UINT32 l_mcc_size;
5125 OPJ_BYTE * l_current_data = 00;
5126 OPJ_UINT32 l_nb_bytes_for_comp;
5131 assert(p_j2k != 00);
5132 assert(p_manager != 00);
5133 assert(p_stream != 00);
5135 if (p_mcc_record->m_nb_comps > 255 ) {
5136 l_nb_bytes_for_comp = 2;
5140 l_nb_bytes_for_comp = 1;
5144 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5145 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5147 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5148 if (! new_header_tile_data) {
5149 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5150 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5151 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5152 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5155 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5156 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5159 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5161 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5162 l_current_data += 2;
5164 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5165 l_current_data += 2;
5168 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5169 l_current_data += 2;
5171 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5174 /* only one marker atm */
5175 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5178 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5181 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5184 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 */
5187 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5188 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5189 l_current_data+=l_nb_bytes_for_comp;
5192 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 */
5195 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5197 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5198 l_current_data+=l_nb_bytes_for_comp;
5201 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5203 if (p_mcc_record->m_decorrelation_array) {
5204 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5207 if (p_mcc_record->m_offset_array) {
5208 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5211 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5214 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) {
5221 OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5222 OPJ_BYTE * p_header_data,
5223 OPJ_UINT32 p_header_size,
5224 opj_event_mgr_t * p_manager )
5230 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5231 opj_mct_data_t * l_mct_data;
5232 OPJ_UINT32 l_nb_collections;
5233 OPJ_UINT32 l_nb_comps;
5234 OPJ_UINT32 l_nb_bytes_by_comp;
5237 assert(p_header_data != 00);
5238 assert(p_j2k != 00);
5239 assert(p_manager != 00);
5241 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5242 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5243 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5245 if (p_header_size < 2) {
5246 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5251 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5254 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5258 if (p_header_size < 7) {
5259 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5263 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5266 l_mcc_record = l_tcp->m_mcc_records;
5268 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5269 if (l_mcc_record->m_index == l_indix) {
5276 if (i == l_tcp->m_nb_mcc_records) {
5277 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5278 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5279 l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
5281 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5282 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5283 if (! new_mcc_records) {
5284 opj_free(l_tcp->m_mcc_records);
5285 l_tcp->m_mcc_records = NULL;
5286 l_tcp->m_nb_max_mcc_records = 0;
5287 l_tcp->m_nb_mcc_records = 0;
5288 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5291 l_tcp->m_mcc_records = new_mcc_records;
5292 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5293 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));
5295 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5297 l_mcc_record->m_index = l_indix;
5299 /* only one marker atm */
5300 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5303 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5307 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5310 if (l_nb_collections > 1) {
5311 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5317 for (i=0;i<l_nb_collections;++i) {
5318 if (p_header_size < 3) {
5319 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5323 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5327 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5331 opj_read_bytes(p_header_data,&l_nb_comps,2);
5336 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5337 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5339 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5340 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5344 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5346 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5347 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5348 p_header_data+=l_nb_bytes_by_comp;
5351 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5356 opj_read_bytes(p_header_data,&l_nb_comps,2);
5359 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5360 l_nb_comps &= 0x7fff;
5362 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5363 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5367 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5368 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5372 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5374 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5375 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5376 p_header_data+=l_nb_bytes_by_comp;
5379 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5384 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5387 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5388 l_mcc_record->m_decorrelation_array = 00;
5389 l_mcc_record->m_offset_array = 00;
5391 l_indix = l_tmp & 0xff;
5393 l_mct_data = l_tcp->m_mct_records;
5394 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5395 if (l_mct_data->m_index == l_indix) {
5396 l_mcc_record->m_decorrelation_array = l_mct_data;
5402 if (l_mcc_record->m_decorrelation_array == 00) {
5403 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5408 l_indix = (l_tmp >> 8) & 0xff;
5410 l_mct_data = l_tcp->m_mct_records;
5411 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5412 if (l_mct_data->m_index == l_indix) {
5413 l_mcc_record->m_offset_array = l_mct_data;
5419 if (l_mcc_record->m_offset_array == 00) {
5420 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5426 if (p_header_size != 0) {
5427 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5431 ++l_tcp->m_nb_mcc_records;
5436 OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k,
5437 struct opj_stream_private *p_stream,
5438 struct opj_event_mgr * p_manager
5441 OPJ_BYTE * l_current_data = 00;
5442 OPJ_UINT32 l_mco_size;
5443 opj_tcp_t * l_tcp = 00;
5444 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5448 assert(p_j2k != 00);
5449 assert(p_manager != 00);
5450 assert(p_stream != 00);
5452 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5453 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5455 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5456 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5458 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5459 if (! new_header_tile_data) {
5460 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5461 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5462 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5463 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5466 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5467 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5470 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5471 l_current_data += 2;
5473 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5474 l_current_data += 2;
5476 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5479 l_mcc_record = l_tcp->m_mcc_records;
5480 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5481 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5487 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) {
5495 * Reads a MCO marker (Multiple Component Transform Ordering)
5497 * @param p_header_data the data contained in the MCO box.
5498 * @param p_j2k the jpeg2000 codec.
5499 * @param p_header_size the size of the data contained in the MCO marker.
5500 * @param p_manager the user event manager.
5502 static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5503 OPJ_BYTE * p_header_data,
5504 OPJ_UINT32 p_header_size,
5505 opj_event_mgr_t * p_manager
5508 OPJ_UINT32 l_tmp, i;
5509 OPJ_UINT32 l_nb_stages;
5511 opj_tccp_t * l_tccp;
5512 opj_image_t * l_image;
5515 assert(p_header_data != 00);
5516 assert(p_j2k != 00);
5517 assert(p_manager != 00);
5519 l_image = p_j2k->m_private_image;
5520 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5521 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5522 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5524 if (p_header_size < 1) {
5525 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5529 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5532 if (l_nb_stages > 1) {
5533 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5537 if (p_header_size != l_nb_stages + 1) {
5538 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5542 l_tccp = l_tcp->tccps;
5544 for (i=0;i<l_image->numcomps;++i) {
5545 l_tccp->m_dc_level_shift = 0;
5549 if (l_tcp->m_mct_decoding_matrix) {
5550 opj_free(l_tcp->m_mct_decoding_matrix);
5551 l_tcp->m_mct_decoding_matrix = 00;
5554 for (i=0;i<l_nb_stages;++i) {
5555 opj_read_bytes(p_header_data,&l_tmp,1);
5558 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5566 OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5569 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5570 opj_mct_data_t * l_deco_array, * l_offset_array;
5571 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5572 OPJ_UINT32 l_nb_elem;
5573 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5574 opj_tccp_t * l_tccp;
5577 assert(p_tcp != 00);
5579 l_mcc_record = p_tcp->m_mcc_records;
5581 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5582 if (l_mcc_record->m_index == p_index) {
5587 if (i==p_tcp->m_nb_mcc_records) {
5588 /** element discarded **/
5592 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5593 /** do not support number of comps != image */
5597 l_deco_array = l_mcc_record->m_decorrelation_array;
5600 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5601 if (l_deco_array->m_data_size != l_data_size) {
5605 l_nb_elem = p_image->numcomps * p_image->numcomps;
5606 l_mct_size = l_nb_elem * sizeof(OPJ_FLOAT32);
5607 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5609 if (! p_tcp->m_mct_decoding_matrix ) {
5613 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);
5616 l_offset_array = l_mcc_record->m_offset_array;
5618 if (l_offset_array) {
5619 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5620 if (l_offset_array->m_data_size != l_data_size) {
5624 l_nb_elem = p_image->numcomps;
5625 l_offset_size = l_nb_elem * sizeof(OPJ_UINT32);
5626 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5628 if (! l_offset_data ) {
5632 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5634 l_tccp = p_tcp->tccps;
5635 l_current_offset_data = l_offset_data;
5637 for (i=0;i<p_image->numcomps;++i) {
5638 l_tccp->m_dc_level_shift = *(l_current_offset_data++);
5642 opj_free(l_offset_data);
5648 OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5649 struct opj_stream_private *p_stream,
5650 struct opj_event_mgr * p_manager )
5653 OPJ_UINT32 l_cbd_size;
5654 OPJ_BYTE * l_current_data = 00;
5655 opj_image_t *l_image = 00;
5656 opj_image_comp_t * l_comp = 00;
5659 assert(p_j2k != 00);
5660 assert(p_manager != 00);
5661 assert(p_stream != 00);
5663 l_image = p_j2k->m_private_image;
5664 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5666 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5667 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5668 if (! new_header_tile_data) {
5669 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5670 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5671 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5672 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5675 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5676 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5679 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5681 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5682 l_current_data += 2;
5684 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5685 l_current_data += 2;
5687 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5690 l_comp = l_image->comps;
5692 for (i=0;i<l_image->numcomps;++i) {
5693 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5699 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) {
5707 * Reads a CBD marker (Component bit depth definition)
5708 * @param p_header_data the data contained in the CBD box.
5709 * @param p_j2k the jpeg2000 codec.
5710 * @param p_header_size the size of the data contained in the CBD marker.
5711 * @param p_manager the user event manager.
5713 static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5714 OPJ_BYTE * p_header_data,
5715 OPJ_UINT32 p_header_size,
5716 opj_event_mgr_t * p_manager
5719 OPJ_UINT32 l_nb_comp,l_num_comp;
5720 OPJ_UINT32 l_comp_def;
5722 opj_image_comp_t * l_comp = 00;
5725 assert(p_header_data != 00);
5726 assert(p_j2k != 00);
5727 assert(p_manager != 00);
5729 l_num_comp = p_j2k->m_private_image->numcomps;
5731 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5732 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5736 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5739 if (l_nb_comp != l_num_comp) {
5740 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5744 l_comp = p_j2k->m_private_image->comps;
5745 for (i=0;i<l_num_comp;++i) {
5746 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5748 l_comp->sgnd = (l_comp_def>>7) & 1;
5749 l_comp->prec = (l_comp_def&0x7f) + 1;
5756 /* ----------------------------------------------------------------------- */
5757 /* J2K / JPT decoder interface */
5758 /* ----------------------------------------------------------------------- */
5760 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5762 if(j2k && parameters) {
5763 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5764 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5767 j2k->m_cp.correct = parameters->jpwl_correct;
5768 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5769 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5770 #endif /* USE_JPWL */
5774 /* ----------------------------------------------------------------------- */
5775 /* J2K encoder interface */
5776 /* ----------------------------------------------------------------------- */
5778 opj_j2k_t* opj_j2k_create_compress(void)
5780 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
5785 memset(l_j2k,0,sizeof(opj_j2k_t));
5787 l_j2k->m_is_decoder = 0;
5788 l_j2k->m_cp.m_is_decoder = 0;
5790 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
5791 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5792 opj_j2k_destroy(l_j2k);
5796 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
5798 /* validation list creation*/
5799 l_j2k->m_validation_list = opj_procedure_list_create();
5800 if (! l_j2k->m_validation_list) {
5801 opj_j2k_destroy(l_j2k);
5805 /* execution list creation*/
5806 l_j2k->m_procedure_list = opj_procedure_list_create();
5807 if (! l_j2k->m_procedure_list) {
5808 opj_j2k_destroy(l_j2k);
5815 int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
5820 POC[0].resno1 = numres-1;
5822 POC[0].prg1 = OPJ_CPRL;
5824 POC[1].resno0 = numres-1;
5827 POC[1].resno1 = numres;
5829 POC[1].prg1 = OPJ_CPRL;
5833 void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
5835 /* Configure cinema parameters */
5837 float temp_rate = 0;
5840 /* profile (Rsiz) */
5841 switch (parameters->cp_cinema){
5842 case OPJ_CINEMA2K_24:
5843 case OPJ_CINEMA2K_48:
5844 parameters->cp_rsiz = OPJ_CINEMA2K;
5846 case OPJ_CINEMA4K_24:
5847 parameters->cp_rsiz = OPJ_CINEMA4K;
5852 parameters->tile_size_on = OPJ_FALSE;
5853 parameters->cp_tdx=1;
5854 parameters->cp_tdy=1;
5856 /* One tile part for each component */
5857 parameters->tp_flag = 'C';
5858 parameters->tp_on = 1;
5860 /* Tile and Image shall be at (0,0) */
5861 parameters->cp_tx0 = 0;
5862 parameters->cp_ty0 = 0;
5863 parameters->image_offset_x0 = 0;
5864 parameters->image_offset_y0 = 0;
5866 /* Codeblock size= 32*32 */
5867 parameters->cblockw_init = 32;
5868 parameters->cblockh_init = 32;
5870 /* Codeblock style: no mode switch enabled */
5871 parameters->mode = 0;
5874 parameters->roi_compno = -1;
5876 /* No subsampling */
5877 parameters->subsampling_dx = 1;
5878 parameters->subsampling_dy = 1;
5881 parameters->irreversible = 1;
5883 /* Number of layers */
5884 if (parameters->tcp_numlayers > 1){
5885 opj_event_msg(p_manager, EVT_WARNING,
5886 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
5887 "1 single quality layer"
5888 "-> Number of layers forced to 1 (rather than %d)\n",
5889 parameters->tcp_numlayers);
5890 parameters->tcp_numlayers = 1;
5893 /* Resolution levels */
5894 switch (parameters->cp_cinema){
5895 case OPJ_CINEMA2K_24:
5896 case OPJ_CINEMA2K_48:
5897 if(parameters->numresolution > 6){
5898 opj_event_msg(p_manager, EVT_WARNING,
5899 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
5900 "Number of decomposition levels <= 5\n"
5901 "-> Number of decomposition levels forced to 5 (rather than %d)\n",
5902 parameters->numresolution+1);
5903 parameters->numresolution = 6;
5906 case OPJ_CINEMA4K_24:
5907 if(parameters->numresolution < 2){
5908 opj_event_msg(p_manager, EVT_WARNING,
5909 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
5910 "Number of decomposition levels >= 1 && <= 6\n"
5911 "-> Number of decomposition levels forced to 1 (rather than %d)\n",
5912 parameters->numresolution+1);
5913 parameters->numresolution = 1;
5914 }else if(parameters->numresolution > 7){
5915 opj_event_msg(p_manager, EVT_WARNING,
5916 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
5917 "Number of decomposition levels >= 1 && <= 6\n"
5918 "-> Number of decomposition levels forced to 6 (rather than %d)\n",
5919 parameters->numresolution+1);
5920 parameters->numresolution = 7;
5928 parameters->csty |= 0x01;
5929 parameters->res_spec = parameters->numresolution-1;
5930 for (i = 0; i<parameters->res_spec; i++) {
5931 parameters->prcw_init[i] = 256;
5932 parameters->prch_init[i] = 256;
5935 /* The progression order shall be CPRL */
5936 parameters->prog_order = OPJ_CPRL;
5938 /* Progression order changes for 4K, disallowed for 2K */
5939 if (parameters->cp_cinema == OPJ_CINEMA4K_24) {
5940 parameters->numpocs = opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
5942 parameters->numpocs = 0;
5945 /* Limited bit-rate */
5946 parameters->cp_disto_alloc = 1;
5947 switch (parameters->cp_cinema){
5948 case OPJ_CINEMA2K_24:
5949 case OPJ_CINEMA4K_24:
5950 max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
5951 (CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
5952 if (parameters->tcp_rates[0] == 0){
5953 parameters->tcp_rates[0] = max_rate;
5955 temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
5956 (parameters->tcp_rates[0] * 8 * image->comps[0].dx * image->comps[0].dy);
5957 if (temp_rate > CINEMA_24_CS ){
5958 opj_event_msg(p_manager, EVT_WARNING,
5959 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
5960 "Maximum 1302083 compressed bytes @ 24fps\n"
5961 "-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
5962 parameters->tcp_rates[0], max_rate);
5963 parameters->tcp_rates[0]= max_rate;
5965 opj_event_msg(p_manager, EVT_WARNING,
5966 "JPEG 2000 Profile-3 and 4 (2k/4k dc profile):\n"
5967 "INFO : Specified rate (%3.1f) is below the 2k/4k limit @ 24fps.\n",
5968 parameters->tcp_rates[0]);
5971 parameters->max_comp_size = COMP_24_CS;
5973 case OPJ_CINEMA2K_48:
5974 max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
5975 (CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
5976 if (parameters->tcp_rates[0] == 0){
5977 parameters->tcp_rates[0] = max_rate;
5979 temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
5980 (parameters->tcp_rates[0] * 8 * image->comps[0].dx * image->comps[0].dy);
5981 if (temp_rate > CINEMA_48_CS ){
5982 opj_event_msg(p_manager, EVT_WARNING,
5983 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
5984 "Maximum 651041 compressed bytes @ 48fps\n"
5985 "-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
5986 parameters->tcp_rates[0], max_rate);
5987 parameters->tcp_rates[0]= max_rate;
5989 opj_event_msg(p_manager, EVT_WARNING,
5990 "JPEG 2000 Profile-3 (2k dc profile):\n"
5991 "INFO : Specified rate (%3.1f) is below the 2k limit @ 48 fps.\n",
5992 parameters->tcp_rates[0]);
5995 parameters->max_comp_size = COMP_48_CS;
6002 OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode, opj_event_mgr_t *p_manager)
6006 /* Number of components */
6007 if (image->numcomps != 3){
6008 opj_event_msg(p_manager, EVT_WARNING,
6009 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6011 "-> Number of components of input image (%d) is not compliant\n"
6012 "-> Non-profile-3 codestream will be generated\n",
6018 for (i = 0; i < image->numcomps; i++) {
6019 if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
6020 char signed_str[] = "signed";
6021 char unsigned_str[] = "unsigned";
6022 char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
6023 opj_event_msg(p_manager, EVT_WARNING,
6024 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6025 "Precision of each component shall be 12 bits unsigned"
6026 "-> At least component %d of input image (%d bits, %s) is not compliant\n"
6027 "-> Non-profile-3 codestream will be generated\n",
6028 i,image->comps[i].bpp, tmp_str);
6034 switch (cinema_mode){
6035 case OPJ_CINEMA2K_24:
6036 case OPJ_CINEMA2K_48:
6037 if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
6038 opj_event_msg(p_manager, EVT_WARNING,
6039 "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
6040 "width <= 2048 and height <= 1080\n"
6041 "-> Input image size %d x %d is not compliant\n"
6042 "-> Non-profile-3 codestream will be generated\n",
6043 image->comps[0].w,image->comps[0].h);
6047 case OPJ_CINEMA4K_24:
6048 if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
6049 opj_event_msg(p_manager, EVT_WARNING,
6050 "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
6051 "width <= 4096 and height <= 2160\n"
6052 "-> Image size %d x %d is not compliant\n"
6053 "-> Non-profile-4 codestream will be generated\n",
6054 image->comps[0].w,image->comps[0].h);
6065 void opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
6066 opj_cparameters_t *parameters,
6068 opj_event_mgr_t * p_manager)
6070 OPJ_UINT32 i, j, tileno, numpocs_tile;
6073 if(!p_j2k || !parameters || ! image) {
6077 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
6078 cp = &(p_j2k->m_cp);
6080 /* set default values for cp */
6084 /* set cinema parameters if required */
6085 if (parameters->cp_cinema){
6086 opj_j2k_set_cinema_parameters(parameters,image,p_manager);
6087 if (!opj_j2k_is_cinema_compliant(image,parameters->cp_cinema,p_manager)) {
6088 parameters->cp_rsiz = OPJ_STD_RSIZ;
6093 copy user encoding parameters
6095 cp->m_specific_param.m_enc.m_cinema = parameters->cp_cinema;
6096 cp->m_specific_param.m_enc.m_max_comp_size = parameters->max_comp_size;
6097 cp->rsiz = parameters->cp_rsiz;
6098 cp->m_specific_param.m_enc.m_disto_alloc = parameters->cp_disto_alloc;
6099 cp->m_specific_param.m_enc.m_fixed_alloc = parameters->cp_fixed_alloc;
6100 cp->m_specific_param.m_enc.m_fixed_quality = parameters->cp_fixed_quality;
6102 /* mod fixed_quality */
6103 if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
6104 size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(OPJ_INT32);
6105 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
6106 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
6110 cp->tdx = parameters->cp_tdx;
6111 cp->tdy = parameters->cp_tdy;
6114 cp->tx0 = parameters->cp_tx0;
6115 cp->ty0 = parameters->cp_ty0;
6117 /* comment string */
6118 if(parameters->cp_comment) {
6119 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
6121 strcpy(cp->comment, parameters->cp_comment);
6126 calculate other encoding parameters
6129 if (parameters->tile_size_on) {
6130 cp->tw = opj_int_ceildiv(image->x1 - cp->tx0, cp->tdx);
6131 cp->th = opj_int_ceildiv(image->y1 - cp->ty0, cp->tdy);
6133 cp->tdx = image->x1 - cp->tx0;
6134 cp->tdy = image->y1 - cp->ty0;
6137 if (parameters->tp_on) {
6138 cp->m_specific_param.m_enc.m_tp_flag = parameters->tp_flag;
6139 cp->m_specific_param.m_enc.m_tp_on = 1;
6144 calculate JPWL encoding parameters
6147 if (parameters->jpwl_epc_on) {
6151 cp->epc_on = OPJ_TRUE;
6152 cp->info_on = OPJ_FALSE; /* no informative technique */
6155 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
6156 cp->epb_on = OPJ_TRUE;
6158 cp->hprot_MH = parameters->jpwl_hprot_MH;
6159 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6160 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
6161 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
6163 /* if tile specs are not specified, copy MH specs */
6164 if (cp->hprot_TPH[0] == -1) {
6165 cp->hprot_TPH_tileno[0] = 0;
6166 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
6168 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
6169 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
6170 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
6171 cp->pprot[i] = parameters->jpwl_pprot[i];
6175 /* set ESD writing */
6176 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
6177 cp->esd_on = OPJ_TRUE;
6179 cp->sens_size = parameters->jpwl_sens_size;
6180 cp->sens_addr = parameters->jpwl_sens_addr;
6181 cp->sens_range = parameters->jpwl_sens_range;
6183 cp->sens_MH = parameters->jpwl_sens_MH;
6184 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
6185 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
6186 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
6190 /* always set RED writing to false: we are at the encoder */
6191 cp->red_on = OPJ_FALSE;
6194 cp->epc_on = OPJ_FALSE;
6196 #endif /* USE_JPWL */
6198 /* initialize the mutiple tiles */
6199 /* ---------------------------- */
6200 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
6201 if (parameters->numpocs) {
6202 /* initialisation of POC */
6203 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, parameters->numresolution, image->numcomps, parameters->tcp_numlayers, p_manager);
6204 /* TODO MSD use the return value*/
6207 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
6208 opj_tcp_t *tcp = &cp->tcps[tileno];
6209 tcp->numlayers = parameters->tcp_numlayers;
6211 for (j = 0; j < tcp->numlayers; j++) {
6212 if(cp->m_specific_param.m_enc.m_cinema){
6213 if (cp->m_specific_param.m_enc.m_fixed_quality) {
6214 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6216 tcp->rates[j] = parameters->tcp_rates[j];
6218 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
6219 tcp->distoratio[j] = parameters->tcp_distoratio[j];
6221 tcp->rates[j] = parameters->tcp_rates[j];
6226 tcp->csty = parameters->csty;
6227 tcp->prg = parameters->prog_order;
6228 tcp->mct = parameters->tcp_mct;
6233 if (parameters->numpocs) {
6234 /* initialisation of POC */
6236 for (i = 0; i < parameters->numpocs; i++) {
6237 if (tileno + 1 == parameters->POC[i].tile ) {
6238 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
6240 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
6241 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
6242 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
6243 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
6244 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
6245 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
6246 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
6252 tcp->numpocs = numpocs_tile -1 ;
6257 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
6259 if (parameters->mct_data) {
6261 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * sizeof(OPJ_FLOAT32);
6262 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6263 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
6266 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6267 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
6268 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
6270 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
6271 assert(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps));
6273 tcp->mct_norms = (OPJ_FLOAT64*)
6274 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
6276 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
6279 for (i = 0; i < image->numcomps; i++) {
6280 opj_tccp_t *tccp = &tcp->tccps[i];
6281 tccp->m_dc_level_shift = l_dc_shift[i];
6284 opj_j2k_setup_mct_encoding(tcp,image);
6287 for (i = 0; i < image->numcomps; i++) {
6288 opj_tccp_t *tccp = &tcp->tccps[i];
6289 opj_image_comp_t * l_comp = &(image->comps[i]);
6291 if (! l_comp->sgnd) {
6292 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
6297 for (i = 0; i < image->numcomps; i++) {
6298 opj_tccp_t *tccp = &tcp->tccps[i];
6300 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
6301 tccp->numresolutions = parameters->numresolution;
6302 tccp->cblkw = opj_int_floorlog2(parameters->cblockw_init);
6303 tccp->cblkh = opj_int_floorlog2(parameters->cblockh_init);
6304 tccp->cblksty = parameters->mode;
6305 tccp->qmfbid = parameters->irreversible ? 0 : 1;
6306 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
6309 if ((OPJ_INT32)i == parameters->roi_compno) {
6310 tccp->roishift = parameters->roi_shift;
6315 if (parameters->csty & J2K_CCP_CSTY_PRT) {
6316 OPJ_INT32 p = 0, it_res;
6317 assert( tccp->numresolutions > 0 );
6318 for (it_res = tccp->numresolutions - 1; it_res >= 0; it_res--) {
6319 if (p < parameters->res_spec) {
6321 if (parameters->prcw_init[p] < 1) {
6322 tccp->prcw[it_res] = 1;
6324 tccp->prcw[it_res] = opj_int_floorlog2(parameters->prcw_init[p]);
6327 if (parameters->prch_init[p] < 1) {
6328 tccp->prch[it_res] = 1;
6330 tccp->prch[it_res] = opj_int_floorlog2(parameters->prch_init[p]);
6334 OPJ_INT32 res_spec = parameters->res_spec;
6335 OPJ_INT32 size_prcw = 0;
6336 OPJ_INT32 size_prch = 0;
6338 assert(res_spec>0); /* issue 189 */
6339 size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6340 size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6343 if (size_prcw < 1) {
6344 tccp->prcw[it_res] = 1;
6346 tccp->prcw[it_res] = opj_int_floorlog2(size_prcw);
6349 if (size_prch < 1) {
6350 tccp->prch[it_res] = 1;
6352 tccp->prch[it_res] = opj_int_floorlog2(size_prch);
6356 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6359 for (j = 0; j < tccp->numresolutions; j++) {
6365 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6369 if (parameters->mct_data) {
6370 opj_free(parameters->mct_data);
6371 parameters->mct_data = 00;
6375 static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6377 assert(cstr_index != 00);
6379 /* expand the list? */
6380 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6381 opj_marker_info_t *new_marker;
6382 cstr_index->maxmarknum = 100 + (OPJ_INT32) ((OPJ_FLOAT32) cstr_index->maxmarknum * 1.0F);
6383 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6385 opj_free(cstr_index->marker);
6386 cstr_index->marker = NULL;
6387 cstr_index->maxmarknum = 0;
6388 cstr_index->marknum = 0;
6389 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6392 cstr_index->marker = new_marker;
6395 /* add the marker */
6396 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6397 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6398 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6399 cstr_index->marknum++;
6403 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)
6405 assert(cstr_index != 00);
6406 assert(cstr_index->tile_index != 00);
6408 /* expand the list? */
6409 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6410 opj_marker_info_t *new_marker;
6411 cstr_index->tile_index[tileno].maxmarknum = 100 + (OPJ_INT32) ((OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum * 1.0F);
6412 new_marker = (opj_marker_info_t *) opj_realloc(
6413 cstr_index->tile_index[tileno].marker,
6414 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6416 opj_free(cstr_index->tile_index[tileno].marker);
6417 cstr_index->tile_index[tileno].marker = NULL;
6418 cstr_index->tile_index[tileno].maxmarknum = 0;
6419 cstr_index->tile_index[tileno].marknum = 0;
6420 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6423 cstr_index->tile_index[tileno].marker = new_marker;
6426 /* add the marker */
6427 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6428 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6429 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6430 cstr_index->tile_index[tileno].marknum++;
6432 if (type == J2K_MS_SOT) {
6433 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6435 if (cstr_index->tile_index[tileno].tp_index)
6436 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6443 * -----------------------------------------------------------------------
6444 * -----------------------------------------------------------------------
6445 * -----------------------------------------------------------------------
6448 OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6449 opj_stream_private_t *p_stream,
6450 opj_event_mgr_t * p_manager
6459 OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream,
6461 opj_image_t** p_image,
6462 opj_event_mgr_t* p_manager )
6465 assert(p_j2k != 00);
6466 assert(p_stream != 00);
6467 assert(p_manager != 00);
6469 /* create an empty image header */
6470 p_j2k->m_private_image = opj_image_create0();
6471 if (! p_j2k->m_private_image) {
6475 /* customization of the validation */
6476 opj_j2k_setup_decoding_validation(p_j2k);
6478 /* validation of the parameters codec */
6479 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6480 opj_image_destroy(p_j2k->m_private_image);
6481 p_j2k->m_private_image = NULL;
6485 /* customization of the encoding */
6486 opj_j2k_setup_header_reading(p_j2k);
6489 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6490 opj_image_destroy(p_j2k->m_private_image);
6491 p_j2k->m_private_image = NULL;
6495 *p_image = opj_image_create0();
6500 /* Copy codestream image information to the output image */
6501 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6503 /*Allocate and initialize some elements of codestrem index*/
6504 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6511 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6514 assert(p_j2k != 00);
6516 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6518 /* DEVELOPER CORNER, add your custom procedures */
6519 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6523 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6526 assert(p_j2k != 00);
6528 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6529 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6530 /* DEVELOPER CORNER, add your custom validation procedure */
6534 OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6535 opj_stream_private_t *p_stream,
6536 opj_event_mgr_t * p_manager )
6538 OPJ_BOOL l_is_valid = OPJ_TRUE;
6542 assert(p_j2k != 00);
6543 assert(p_stream != 00);
6544 assert(p_manager != 00);
6546 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6547 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6548 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6550 for (i=0;i<l_nb_tiles;++i) {
6551 if (l_tcp->mct == 2) {
6552 opj_tccp_t * l_tccp = l_tcp->tccps;
6553 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6555 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6556 l_is_valid &= ! (l_tccp->qmfbid & 1);
6567 OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6570 OPJ_UINT32 l_indix = 1;
6571 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6572 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6573 OPJ_UINT32 l_mct_size,l_nb_elem;
6574 OPJ_FLOAT32 * l_data, * l_current_data;
6575 opj_tccp_t * l_tccp;
6578 assert(p_tcp != 00);
6580 if (p_tcp->mct != 2) {
6584 if (p_tcp->m_mct_decoding_matrix) {
6585 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6586 opj_mct_data_t *new_mct_records;
6587 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6589 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));
6590 if (! new_mct_records) {
6591 opj_free(p_tcp->m_mct_records);
6592 p_tcp->m_mct_records = NULL;
6593 p_tcp->m_nb_max_mct_records = 0;
6594 p_tcp->m_nb_mct_records = 0;
6595 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6598 p_tcp->m_mct_records = new_mct_records;
6599 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6601 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6603 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6605 if (l_mct_deco_data->m_data) {
6606 opj_free(l_mct_deco_data->m_data);
6607 l_mct_deco_data->m_data = 00;
6610 l_mct_deco_data->m_index = l_indix++;
6611 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6612 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6613 l_nb_elem = p_image->numcomps * p_image->numcomps;
6614 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6615 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6617 if (! l_mct_deco_data->m_data) {
6621 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);
6623 l_mct_deco_data->m_data_size = l_mct_size;
6624 ++p_tcp->m_nb_mct_records;
6627 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6628 opj_mct_data_t *new_mct_records;
6629 p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6630 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));
6631 if (! new_mct_records) {
6632 opj_free(p_tcp->m_mct_records);
6633 p_tcp->m_mct_records = NULL;
6634 p_tcp->m_nb_max_mct_records = 0;
6635 p_tcp->m_nb_mct_records = 0;
6636 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6639 p_tcp->m_mct_records = new_mct_records;
6640 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6642 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6644 if (l_mct_deco_data) {
6645 l_mct_deco_data = l_mct_offset_data - 1;
6649 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6651 if (l_mct_offset_data->m_data) {
6652 opj_free(l_mct_offset_data->m_data);
6653 l_mct_offset_data->m_data = 00;
6656 l_mct_offset_data->m_index = l_indix++;
6657 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6658 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6659 l_nb_elem = p_image->numcomps;
6660 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6661 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6663 if (! l_mct_offset_data->m_data) {
6667 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6669 opj_free(l_mct_offset_data->m_data);
6670 l_mct_offset_data->m_data = 00;
6674 l_tccp = p_tcp->tccps;
6675 l_current_data = l_data;
6677 for (i=0;i<l_nb_elem;++i) {
6678 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
6682 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
6686 l_mct_offset_data->m_data_size = l_mct_size;
6688 ++p_tcp->m_nb_mct_records;
6690 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
6691 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6692 p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
6693 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6694 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
6695 if (! new_mcc_records) {
6696 opj_free(p_tcp->m_mcc_records);
6697 p_tcp->m_mcc_records = NULL;
6698 p_tcp->m_nb_max_mcc_records = 0;
6699 p_tcp->m_nb_mcc_records = 0;
6700 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6703 p_tcp->m_mcc_records = new_mcc_records;
6704 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6705 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));
6709 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6710 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
6711 l_mcc_data->m_is_irreversible = 1;
6712 l_mcc_data->m_nb_comps = p_image->numcomps;
6713 l_mcc_data->m_index = l_indix++;
6714 l_mcc_data->m_offset_array = l_mct_offset_data;
6715 ++p_tcp->m_nb_mcc_records;
6720 OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k,
6721 opj_stream_private_t *p_stream,
6722 opj_event_mgr_t * p_manager )
6724 /* add here initialization of cp
6725 copy paste of setup_decoder */
6732 OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k,
6733 opj_stream_private_t *p_stream,
6734 opj_event_mgr_t * p_manager )
6736 /* add here initialization of cp
6737 copy paste of setup_encoder */
6744 OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
6745 opj_stream_private_t *p_stream,
6746 opj_event_mgr_t * p_manager )
6748 OPJ_BOOL l_is_valid = OPJ_TRUE;
6751 assert(p_j2k != 00);
6752 assert(p_stream != 00);
6753 assert(p_manager != 00);
6755 /* STATE checking */
6756 /* make sure the state is at 0 */
6757 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
6759 /* POINTER validation */
6760 /* make sure a p_j2k codec is present */
6761 l_is_valid &= (p_j2k->m_procedure_list != 00);
6762 /* make sure a validation list is present */
6763 l_is_valid &= (p_j2k->m_validation_list != 00);
6765 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6766 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6770 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6771 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6775 /* PARAMETER VALIDATION */
6779 OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
6780 opj_stream_private_t *p_stream,
6781 opj_event_mgr_t * p_manager
6784 OPJ_BOOL l_is_valid = OPJ_TRUE;
6787 assert(p_j2k != 00);
6788 assert(p_stream != 00);
6789 assert(p_manager != 00);
6791 /* STATE checking */
6792 /* make sure the state is at 0 */
6794 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
6796 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
6798 /* POINTER validation */
6799 /* make sure a p_j2k codec is present */
6800 /* make sure a procedure list is present */
6801 l_is_valid &= (p_j2k->m_procedure_list != 00);
6802 /* make sure a validation list is present */
6803 l_is_valid &= (p_j2k->m_validation_list != 00);
6805 /* PARAMETER VALIDATION */
6809 OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
6810 opj_stream_private_t *p_stream,
6811 opj_event_mgr_t * p_manager)
6813 OPJ_UINT32 l_current_marker;
6814 OPJ_UINT32 l_marker_size;
6815 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
6818 assert(p_stream != 00);
6819 assert(p_j2k != 00);
6820 assert(p_manager != 00);
6822 /* We enter in the main header */
6823 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
6825 /* Try to read the SOC marker, the codestream must begin with SOC marker */
6826 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
6827 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
6831 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6832 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6833 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6837 /* Read 2 bytes as the new marker ID */
6838 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6840 /* Try to read until the SOT is detected */
6841 while (l_current_marker != J2K_MS_SOT) {
6843 /* Check if the current marker ID is valid */
6844 if (l_current_marker < 0xff00) {
6845 opj_event_msg(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
6849 /* Get the marker handler from the marker ID */
6850 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6852 /* Manage case where marker is unknown */
6853 if (l_marker_handler->id == J2K_MS_UNK) {
6854 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
6855 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
6859 if (l_current_marker == J2K_MS_SOT)
6860 break; /* SOT marker is detected main header is completely read */
6861 else /* Get the marker handler from the marker ID */
6862 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6865 /* Check if the marker is known and if it is the right place to find it */
6866 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
6867 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
6871 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
6872 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6873 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6877 /* read 2 bytes as the marker size */
6878 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
6879 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
6881 /* Check if the marker size is compatible with the header data size */
6882 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
6883 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
6884 if (! new_header_data) {
6885 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
6886 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
6887 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
6888 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
6891 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
6892 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
6895 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
6896 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) {
6897 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6901 /* Read the marker segment with the correct marker handler */
6902 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
6903 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
6907 /* Add the marker to the codestream index*/
6908 if (OPJ_FALSE == opj_j2k_add_mhmarker(
6910 l_marker_handler->id,
6911 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
6912 l_marker_size + 4 )) {
6913 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
6917 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6918 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6919 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6923 /* read 2 bytes as the new marker ID */
6924 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6927 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
6929 /* Position of the last element if the main header */
6930 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
6932 /* Next step: read a tile-part header */
6933 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
6938 OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k,
6939 opj_procedure_list_t * p_procedure_list,
6940 opj_stream_private_t *p_stream,
6941 opj_event_mgr_t * p_manager )
6943 OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
6944 OPJ_BOOL l_result = OPJ_TRUE;
6945 OPJ_UINT32 l_nb_proc, i;
6948 assert(p_procedure_list != 00);
6949 assert(p_j2k != 00);
6950 assert(p_stream != 00);
6951 assert(p_manager != 00);
6953 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
6954 l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
6956 for (i=0;i<l_nb_proc;++i) {
6957 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
6961 /* and clear the procedure list at the end.*/
6962 opj_procedure_list_clear(p_procedure_list);
6967 static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
6968 opj_stream_private_t *p_stream,
6969 opj_event_mgr_t * p_manager
6972 opj_tcp_t * l_tcp = 00;
6973 opj_tcp_t * l_default_tcp = 00;
6974 OPJ_UINT32 l_nb_tiles;
6976 opj_tccp_t *l_current_tccp = 00;
6977 OPJ_UINT32 l_tccp_size;
6978 OPJ_UINT32 l_mct_size;
6979 opj_image_t * l_image;
6980 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
6981 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
6982 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
6983 OPJ_UINT32 l_offset;
6986 assert(p_j2k != 00);
6987 assert(p_stream != 00);
6988 assert(p_manager != 00);
6990 l_image = p_j2k->m_private_image;
6991 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6992 l_tcp = p_j2k->m_cp.tcps;
6993 l_tccp_size = l_image->numcomps * sizeof(opj_tccp_t);
6994 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
6995 l_mct_size = l_image->numcomps * l_image->numcomps * sizeof(OPJ_FLOAT32);
6998 for (i=0; i<l_nb_tiles; ++i) {
6999 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
7000 l_current_tccp = l_tcp->tccps;
7001 /*Copy default coding parameters into the current tile coding parameters*/
7002 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
7003 /* Initialize some values of the current tile coding parameters*/
7005 l_tcp->ppt_data = 00;
7006 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
7007 l_tcp->tccps = l_current_tccp;
7009 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
7010 if (l_default_tcp->m_mct_decoding_matrix) {
7011 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
7012 if (! l_tcp->m_mct_decoding_matrix ) {
7015 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
7018 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
7019 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t);
7020 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
7021 if (! l_tcp->m_mct_records) {
7024 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
7026 /* Copy the mct record data from dflt_tile_cp to the current tile*/
7027 l_src_mct_rec = l_default_tcp->m_mct_records;
7028 l_dest_mct_rec = l_tcp->m_mct_records;
7030 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
7032 if (l_src_mct_rec->m_data) {
7034 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
7035 if(! l_dest_mct_rec->m_data) {
7038 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
7045 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
7046 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t);
7047 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
7048 if (! l_tcp->m_mcc_records) {
7051 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
7053 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
7054 l_src_mcc_rec = l_default_tcp->m_mcc_records;
7055 l_dest_mcc_rec = l_tcp->m_mcc_records;
7057 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
7059 if (l_src_mcc_rec->m_decorrelation_array) {
7060 l_offset = l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records;
7061 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
7064 if (l_src_mcc_rec->m_offset_array) {
7065 l_offset = l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records;
7066 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
7073 /* Copy all the dflt_tile_compo_cp to the current tile cp */
7074 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
7076 /* Move to next tile cp*/
7080 /* Create the current tile decoder*/
7081 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
7082 if (! p_j2k->m_tcd ) {
7086 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
7087 opj_tcd_destroy(p_j2k->m_tcd);
7089 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7096 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
7098 const opj_dec_memory_marker_handler_t *e;
7099 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
7100 if (e->id == p_id) {
7101 break; /* we find a handler corresponding to the marker ID*/
7107 void opj_j2k_destroy (opj_j2k_t *p_j2k)
7113 if (p_j2k->m_is_decoder) {
7115 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
7116 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7117 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
7118 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
7121 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
7122 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7123 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
7124 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7129 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
7130 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
7131 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
7134 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
7135 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
7136 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
7137 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
7140 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
7141 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
7142 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
7143 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
7147 opj_tcd_destroy(p_j2k->m_tcd);
7149 opj_j2k_cp_destroy(&(p_j2k->m_cp));
7150 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
7152 opj_procedure_list_destroy(p_j2k->m_procedure_list);
7153 p_j2k->m_procedure_list = 00;
7155 opj_procedure_list_destroy(p_j2k->m_validation_list);
7156 p_j2k->m_procedure_list = 00;
7158 j2k_destroy_cstr_index(p_j2k->cstr_index);
7159 p_j2k->cstr_index = NULL;
7161 opj_image_destroy(p_j2k->m_private_image);
7162 p_j2k->m_private_image = NULL;
7164 opj_image_destroy(p_j2k->m_output_image);
7165 p_j2k->m_output_image = NULL;
7170 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
7174 if (p_cstr_ind->marker) {
7175 opj_free(p_cstr_ind->marker);
7176 p_cstr_ind->marker = NULL;
7179 if (p_cstr_ind->tile_index) {
7180 OPJ_UINT32 it_tile = 0;
7182 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
7184 if(p_cstr_ind->tile_index[it_tile].packet_index) {
7185 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
7186 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
7189 if(p_cstr_ind->tile_index[it_tile].tp_index){
7190 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
7191 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
7194 if(p_cstr_ind->tile_index[it_tile].marker){
7195 opj_free(p_cstr_ind->tile_index[it_tile].marker);
7196 p_cstr_ind->tile_index[it_tile].marker = NULL;
7201 opj_free( p_cstr_ind->tile_index);
7202 p_cstr_ind->tile_index = NULL;
7205 opj_free(p_cstr_ind);
7209 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
7215 if (p_tcp->ppt_buffer != 00) {
7216 opj_free(p_tcp->ppt_buffer);
7217 p_tcp->ppt_buffer = 00;
7220 if (p_tcp->tccps != 00) {
7221 opj_free(p_tcp->tccps);
7225 if (p_tcp->m_mct_coding_matrix != 00) {
7226 opj_free(p_tcp->m_mct_coding_matrix);
7227 p_tcp->m_mct_coding_matrix = 00;
7230 if (p_tcp->m_mct_decoding_matrix != 00) {
7231 opj_free(p_tcp->m_mct_decoding_matrix);
7232 p_tcp->m_mct_decoding_matrix = 00;
7235 if (p_tcp->m_mcc_records) {
7236 opj_free(p_tcp->m_mcc_records);
7237 p_tcp->m_mcc_records = 00;
7238 p_tcp->m_nb_max_mcc_records = 0;
7239 p_tcp->m_nb_mcc_records = 0;
7242 if (p_tcp->m_mct_records) {
7243 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
7246 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
7247 if (l_mct_data->m_data) {
7248 opj_free(l_mct_data->m_data);
7249 l_mct_data->m_data = 00;
7255 opj_free(p_tcp->m_mct_records);
7256 p_tcp->m_mct_records = 00;
7259 if (p_tcp->mct_norms != 00) {
7260 opj_free(p_tcp->mct_norms);
7261 p_tcp->mct_norms = 00;
7264 opj_j2k_tcp_data_destroy(p_tcp);
7268 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
7270 if (p_tcp->m_data) {
7271 opj_free(p_tcp->m_data);
7272 p_tcp->m_data = NULL;
7273 p_tcp->m_data_size = 0;
7277 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
7279 OPJ_UINT32 l_nb_tiles;
7280 opj_tcp_t * l_current_tile = 00;
7287 if (p_cp->tcps != 00)
7289 l_current_tile = p_cp->tcps;
7290 l_nb_tiles = p_cp->th * p_cp->tw;
7292 for (i = 0; i < l_nb_tiles; ++i)
7294 opj_j2k_tcp_destroy(l_current_tile);
7297 opj_free(p_cp->tcps);
7300 opj_free(p_cp->ppm_buffer);
7301 p_cp->ppm_buffer = 00;
7302 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
7303 opj_free(p_cp->comment);
7305 if (! p_cp->m_is_decoder)
7307 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
7308 p_cp->m_specific_param.m_enc.m_matrice = 00;
7312 OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
7313 OPJ_UINT32 * p_tile_index,
7314 OPJ_UINT32 * p_data_size,
7315 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
7316 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
7317 OPJ_UINT32 * p_nb_comps,
7319 opj_stream_private_t *p_stream,
7320 opj_event_mgr_t * p_manager )
7322 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
7323 OPJ_UINT32 l_marker_size;
7324 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
7325 opj_tcp_t * l_tcp = NULL;
7326 OPJ_UINT32 l_nb_tiles;
7329 assert(p_stream != 00);
7330 assert(p_j2k != 00);
7331 assert(p_manager != 00);
7333 /* Reach the End Of Codestream ?*/
7334 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
7335 l_current_marker = J2K_MS_EOC;
7337 /* We need to encounter a SOT marker (a new tile-part header) */
7338 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7342 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7343 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7345 /* Try to read until the Start Of Data is detected */
7346 while (l_current_marker != J2K_MS_SOD) {
7348 if(opj_stream_get_number_byte_left(p_stream) == 0)
7350 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7354 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7355 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7356 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7360 /* Read 2 bytes from the buffer as the marker size */
7361 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7363 /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
7364 if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) {
7365 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7369 /* Why this condition? FIXME */
7370 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7371 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7373 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7375 /* Get the marker handler from the marker ID */
7376 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7378 /* Check if the marker is known and if it is the right place to find it */
7379 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7380 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7383 /* FIXME manage case of unknown marker as in the main header ? */
7385 /* Check if the marker size is compatible with the header data size */
7386 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7387 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7388 if (! new_header_data) {
7389 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7390 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7391 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7392 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7395 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7396 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7399 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7400 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) {
7401 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7405 if (!l_marker_handler->handler) {
7406 /* See issue #175 */
7407 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7410 /* Read the marker segment with the correct marker handler */
7411 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7412 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7416 /* Add the marker to the codestream index*/
7417 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7419 l_marker_handler->id,
7420 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7421 l_marker_size + 4 )) {
7422 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7426 /* Keep the position of the last SOT marker read */
7427 if ( l_marker_handler->id == J2K_MS_SOT ) {
7428 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7429 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7431 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7435 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7436 /* Skip the rest of the tile part header*/
7437 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) {
7438 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7441 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7444 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7445 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7446 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7449 /* Read 2 bytes from the buffer as the new marker ID */
7450 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7453 if(opj_stream_get_number_byte_left(p_stream) == 0
7454 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
7457 /* If we didn't skip data before, we need to read the SOD marker*/
7458 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7459 /* Try to read the SOD marker and skip data ? FIXME */
7460 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7464 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7465 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7466 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7467 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7471 /* Read 2 bytes from buffer as the new marker ID */
7472 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7476 /* Indicate we will try to read a new tile-part header*/
7477 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
7478 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7479 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7481 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7482 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7483 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7487 /* Read 2 bytes from buffer as the new marker ID */
7488 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7492 /* Current marker is the EOC marker ?*/
7493 if (l_current_marker == J2K_MS_EOC) {
7494 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
7495 p_j2k->m_current_tile_number = 0;
7496 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
7501 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
7502 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
7503 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7505 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
7506 ++p_j2k->m_current_tile_number;
7510 if (p_j2k->m_current_tile_number == l_nb_tiles) {
7511 *p_go_on = OPJ_FALSE;
7517 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
7518 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7522 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
7523 p_j2k->m_current_tile_number, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
7525 *p_tile_index = p_j2k->m_current_tile_number;
7526 *p_go_on = OPJ_TRUE;
7527 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
7528 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
7529 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
7530 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
7531 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
7532 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
7534 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
7539 OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
7540 OPJ_UINT32 p_tile_index,
7542 OPJ_UINT32 p_data_size,
7543 opj_stream_private_t *p_stream,
7544 opj_event_mgr_t * p_manager )
7546 OPJ_UINT32 l_current_marker;
7547 OPJ_BYTE l_data [2];
7551 assert(p_stream != 00);
7552 assert(p_j2k != 00);
7553 assert(p_manager != 00);
7555 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
7556 || (p_tile_index != p_j2k->m_current_tile_number) ) {
7560 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
7561 if (! l_tcp->m_data) {
7562 opj_j2k_tcp_destroy(l_tcp);
7566 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
7570 p_j2k->cstr_index) ) {
7571 opj_j2k_tcp_destroy(l_tcp);
7572 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
7576 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
7580 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
7581 * we destroy just the data which will be re-read in read_tile_header*/
7582 /*opj_j2k_tcp_destroy(l_tcp);
7583 p_j2k->m_tcd->tcp = 0;*/
7584 opj_j2k_tcp_data_destroy(l_tcp);
7586 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7587 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080));/* FIXME J2K_DEC_STATE_DATA);*/
7589 if(opj_stream_get_number_byte_left(p_stream) == 0
7590 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){
7594 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
7595 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
7596 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7600 opj_read_bytes(l_data,&l_current_marker,2);
7602 if (l_current_marker == J2K_MS_EOC) {
7603 p_j2k->m_current_tile_number = 0;
7604 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
7606 else if (l_current_marker != J2K_MS_SOT)
7608 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
7610 if(opj_stream_get_number_byte_left(p_stream) == 0) {
7611 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
7621 OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
7623 OPJ_UINT32 i,j,k = 0;
7624 OPJ_UINT32 l_width_src,l_height_src;
7625 OPJ_UINT32 l_width_dest,l_height_dest;
7626 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
7627 OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
7628 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
7629 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
7630 OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
7632 opj_image_comp_t * l_img_comp_src = 00;
7633 opj_image_comp_t * l_img_comp_dest = 00;
7635 opj_tcd_tilecomp_t * l_tilec = 00;
7636 opj_image_t * l_image_src = 00;
7637 OPJ_UINT32 l_size_comp, l_remaining;
7638 OPJ_INT32 * l_dest_ptr;
7639 opj_tcd_resolution_t* l_res= 00;
7641 l_tilec = p_tcd->tcd_image->tiles->comps;
7642 l_image_src = p_tcd->image;
7643 l_img_comp_src = l_image_src->comps;
7645 l_img_comp_dest = p_output_image->comps;
7647 for (i=0; i<l_image_src->numcomps; i++) {
7649 /* Allocate output component buffer if necessary */
7650 if (!l_img_comp_dest->data) {
7652 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
7653 if (! l_img_comp_dest->data) {
7658 /* Copy info from decoded comp image to output image */
7659 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
7662 /* Compute the precision of the output buffer */
7663 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
7664 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
7665 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
7671 if (l_size_comp == 3) {
7676 /* Current tile component size*/
7678 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
7679 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
7682 l_width_src = (l_res->x1 - l_res->x0);
7683 l_height_src = (l_res->y1 - l_res->y0);
7685 /* Border of the current output component*/
7686 l_x0_dest = opj_int_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
7687 l_y0_dest = opj_int_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
7688 l_x1_dest = l_x0_dest + l_img_comp_dest->w;
7689 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
7692 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
7693 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
7697 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
7698 * of the input buffer (decoded tile component) which will be move
7699 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
7700 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
7701 * by this input area.
7703 assert( l_res->x0 >= 0);
7704 assert( l_res->x1 >= 0);
7705 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
7706 l_start_x_dest = l_res->x0 - l_x0_dest;
7707 l_offset_x0_src = 0;
7709 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7710 l_width_dest = l_width_src;
7711 l_offset_x1_src = 0;
7714 l_width_dest = l_x1_dest - l_res->x0 ;
7715 l_offset_x1_src = l_width_src - l_width_dest;
7719 l_start_x_dest = 0 ;
7720 l_offset_x0_src = l_x0_dest - l_res->x0;
7722 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7723 l_width_dest = l_width_src - l_offset_x0_src;
7724 l_offset_x1_src = 0;
7727 l_width_dest = l_img_comp_dest->w ;
7728 l_offset_x1_src = l_res->x1 - l_x1_dest;
7732 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
7733 l_start_y_dest = l_res->y0 - l_y0_dest;
7734 l_offset_y0_src = 0;
7736 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7737 l_height_dest = l_height_src;
7738 l_offset_y1_src = 0;
7741 l_height_dest = l_y1_dest - l_res->y0 ;
7742 l_offset_y1_src = l_height_src - l_height_dest;
7746 l_start_y_dest = 0 ;
7747 l_offset_y0_src = l_y0_dest - l_res->y0;
7749 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7750 l_height_dest = l_height_src - l_offset_y0_src;
7751 l_offset_y1_src = 0;
7754 l_height_dest = l_img_comp_dest->h ;
7755 l_offset_y1_src = l_res->y1 - l_y1_dest;
7759 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
7762 /* testcase 2977.pdf.asan.67.2198 */
7763 if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
7768 /* Compute the input buffer offset */
7769 l_start_offset_src = l_offset_x0_src + l_offset_y0_src * l_width_src;
7770 l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
7771 l_end_offset_src = l_offset_y1_src * l_width_src - l_offset_x0_src;
7773 /* Compute the output buffer offset */
7774 l_start_offset_dest = l_start_x_dest + l_start_y_dest * l_img_comp_dest->w;
7775 l_line_offset_dest = l_img_comp_dest->w - l_width_dest;
7777 /* Move the output buffer to the first place where we will write*/
7778 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
7781 fprintf(stdout, "COMPO[%d]:\n",i);
7782 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
7783 "\t tile offset:%d, %d, %d, %d\n"
7784 "\t buffer offset: %d; %d, %d\n",
7785 l_res->x0, l_res->y0, l_width_src, l_height_src,
7786 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
7787 l_start_offset_src, l_line_offset_src, l_end_offset_src);
7789 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
7790 "\t start offset: %d, line offset= %d\n",
7791 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
7794 switch (l_size_comp) {
7797 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
7798 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
7800 if (l_img_comp_src->sgnd) {
7801 for (j = 0 ; j < l_height_dest ; ++j) {
7802 for ( k = 0 ; k < l_width_dest ; ++k) {
7803 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
7806 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
7807 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
7811 for ( j = 0 ; j < l_height_dest ; ++j ) {
7812 for ( k = 0 ; k < l_width_dest ; ++k) {
7813 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
7816 l_dest_ptr+= l_line_offset_dest;
7817 l_src_ptr += l_line_offset_src;
7821 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
7822 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
7827 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
7828 l_src_ptr += l_start_offset_src;
7830 if (l_img_comp_src->sgnd) {
7831 for (j=0;j<l_height_dest;++j) {
7832 for (k=0;k<l_width_dest;++k) {
7833 *(l_dest_ptr++) = *(l_src_ptr++);
7836 l_dest_ptr+= l_line_offset_dest;
7837 l_src_ptr += l_line_offset_src ;
7841 for (j=0;j<l_height_dest;++j) {
7842 for (k=0;k<l_width_dest;++k) {
7843 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
7846 l_dest_ptr+= l_line_offset_dest;
7847 l_src_ptr += l_line_offset_src ;
7851 l_src_ptr += l_end_offset_src;
7852 p_data = (OPJ_BYTE*) l_src_ptr;
7857 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
7858 l_src_ptr += l_start_offset_src;
7860 for (j=0;j<l_height_dest;++j) {
7861 for (k=0;k<l_width_dest;++k) {
7862 *(l_dest_ptr++) = (*(l_src_ptr++));
7865 l_dest_ptr+= l_line_offset_dest;
7866 l_src_ptr += l_line_offset_src ;
7869 l_src_ptr += l_end_offset_src;
7870 p_data = (OPJ_BYTE*) l_src_ptr;
7883 OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
7884 opj_image_t* p_image,
7885 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
7886 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
7887 opj_event_mgr_t * p_manager )
7889 opj_cp_t * l_cp = &(p_j2k->m_cp);
7890 opj_image_t * l_image = p_j2k->m_private_image;
7893 OPJ_INT32 l_comp_x1, l_comp_y1;
7894 opj_image_comp_t* l_img_comp = NULL;
7896 /* Check if we are read the main header */
7897 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
7898 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
7902 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
7903 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
7905 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7906 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7907 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7908 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7914 /* Check if the positions provided by the user are correct */
7917 assert(p_start_x >= 0 );
7918 assert(p_start_y >= 0 );
7920 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
7921 opj_event_msg(p_manager, EVT_ERROR,
7922 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
7923 p_start_x, l_image->x1);
7926 else if ((OPJ_UINT32)p_start_x < l_image->x0){
7927 opj_event_msg(p_manager, EVT_WARNING,
7928 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
7929 p_start_x, l_image->x0);
7930 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7931 p_image->x0 = l_image->x0;
7934 p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_start_x - l_cp->tx0) / l_cp->tdx;
7935 p_image->x0 = p_start_x;
7939 if ((OPJ_UINT32)p_start_y > l_image->y1){
7940 opj_event_msg(p_manager, EVT_ERROR,
7941 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
7942 p_start_y, l_image->y1);
7945 else if ((OPJ_UINT32)p_start_y < l_image->y0){
7946 opj_event_msg(p_manager, EVT_WARNING,
7947 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
7948 p_start_y, l_image->y0);
7949 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7950 p_image->y0 = l_image->y0;
7953 p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_start_y - l_cp->ty0) / l_cp->tdy;
7954 p_image->y0 = p_start_y;
7958 assert((OPJ_UINT32)p_end_x > 0);
7959 assert((OPJ_UINT32)p_end_y > 0);
7960 if ((OPJ_UINT32)p_end_x < l_image->x0) {
7961 opj_event_msg(p_manager, EVT_ERROR,
7962 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
7963 p_end_x, l_image->x0);
7966 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
7967 opj_event_msg(p_manager, EVT_WARNING,
7968 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
7969 p_end_x, l_image->x1);
7970 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7971 p_image->x1 = l_image->x1;
7974 p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_int_ceildiv((p_end_x - l_cp->tx0), l_cp->tdx);
7975 p_image->x1 = p_end_x;
7979 if ((OPJ_UINT32)p_end_y < l_image->y0) {
7980 opj_event_msg(p_manager, EVT_ERROR,
7981 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
7982 p_end_y, l_image->y0);
7985 if ((OPJ_UINT32)p_end_y > l_image->y1){
7986 opj_event_msg(p_manager, EVT_WARNING,
7987 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
7988 p_end_y, l_image->y1);
7989 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7990 p_image->y1 = l_image->y1;
7993 p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_int_ceildiv((p_end_y - l_cp->ty0), l_cp->tdy);
7994 p_image->y1 = p_end_y;
7998 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
8000 l_img_comp = p_image->comps;
8001 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
8005 l_img_comp->x0 = opj_int_ceildiv(p_image->x0, l_img_comp->dx);
8006 l_img_comp->y0 = opj_int_ceildiv(p_image->y0, l_img_comp->dy);
8007 l_comp_x1 = opj_int_ceildiv(p_image->x1, l_img_comp->dx);
8008 l_comp_y1 = opj_int_ceildiv(p_image->y1, l_img_comp->dy);
8010 l_w = opj_int_ceildivpow2(l_comp_x1, l_img_comp->factor)
8011 - opj_int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
8013 opj_event_msg(p_manager, EVT_ERROR,
8014 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
8018 l_img_comp->w = l_w;
8020 l_h = opj_int_ceildivpow2(l_comp_y1, l_img_comp->factor)
8021 - opj_int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
8023 opj_event_msg(p_manager, EVT_ERROR,
8024 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
8028 l_img_comp->h = l_h;
8033 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
8034 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
8039 opj_j2k_t* opj_j2k_create_decompress(void)
8041 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
8045 memset(l_j2k,0,sizeof(opj_j2k_t));
8047 l_j2k->m_is_decoder = 1;
8048 l_j2k->m_cp.m_is_decoder = 1;
8050 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_malloc(sizeof(opj_tcp_t));
8051 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
8052 opj_j2k_destroy(l_j2k);
8055 memset(l_j2k->m_specific_param.m_decoder.m_default_tcp,0,sizeof(opj_tcp_t));
8057 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE);
8058 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
8059 opj_j2k_destroy(l_j2k);
8063 l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE;
8065 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
8067 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
8069 /* codestream index creation */
8070 l_j2k->cstr_index = opj_j2k_create_cstr_index();
8072 /*(opj_codestream_index_t*) opj_malloc(sizeof(opj_codestream_index_t));
8073 if (!l_j2k->cstr_index){
8074 opj_j2k_destroy(l_j2k);
8078 l_j2k->cstr_index->marker = (opj_marker_info_t*) opj_malloc(100 * sizeof(opj_marker_info_t));
8081 /* validation list creation */
8082 l_j2k->m_validation_list = opj_procedure_list_create();
8083 if (! l_j2k->m_validation_list) {
8084 opj_j2k_destroy(l_j2k);
8088 /* execution list creation */
8089 l_j2k->m_procedure_list = opj_procedure_list_create();
8090 if (! l_j2k->m_procedure_list) {
8091 opj_j2k_destroy(l_j2k);
8098 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
8100 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
8101 opj_calloc(1,sizeof(opj_codestream_index_t));
8105 cstr_index->maxmarknum = 100;
8106 cstr_index->marknum = 0;
8107 cstr_index->marker = (opj_marker_info_t*)
8108 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
8109 if (!cstr_index-> marker)
8112 cstr_index->tile_index = NULL;
8117 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
8118 OPJ_UINT32 p_tile_no,
8119 OPJ_UINT32 p_comp_no )
8121 opj_cp_t *l_cp = 00;
8122 opj_tcp_t *l_tcp = 00;
8123 opj_tccp_t *l_tccp = 00;
8126 assert(p_j2k != 00);
8128 l_cp = &(p_j2k->m_cp);
8129 l_tcp = &l_cp->tcps[p_tile_no];
8130 l_tccp = &l_tcp->tccps[p_comp_no];
8132 /* preconditions again */
8133 assert(p_tile_no < (l_cp->tw * l_cp->th));
8134 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8136 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8137 return 5 + l_tccp->numresolutions;
8144 OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
8145 OPJ_UINT32 p_tile_no,
8146 OPJ_UINT32 p_comp_no,
8148 OPJ_UINT32 * p_header_size,
8149 struct opj_event_mgr * p_manager )
8152 opj_cp_t *l_cp = 00;
8153 opj_tcp_t *l_tcp = 00;
8154 opj_tccp_t *l_tccp = 00;
8157 assert(p_j2k != 00);
8158 assert(p_header_size != 00);
8159 assert(p_manager != 00);
8160 assert(p_data != 00);
8162 l_cp = &(p_j2k->m_cp);
8163 l_tcp = &l_cp->tcps[p_tile_no];
8164 l_tccp = &l_tcp->tccps[p_comp_no];
8166 /* preconditions again */
8167 assert(p_tile_no < (l_cp->tw * l_cp->th));
8168 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
8170 if (*p_header_size < 5) {
8171 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8175 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
8178 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
8181 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
8184 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
8187 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
8190 *p_header_size = *p_header_size - 5;
8192 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8194 if (*p_header_size < l_tccp->numresolutions) {
8195 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
8199 for (i = 0; i < l_tccp->numresolutions; ++i) {
8200 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
8204 *p_header_size = *p_header_size - l_tccp->numresolutions;
8210 OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
8212 OPJ_BYTE * p_header_data,
8213 OPJ_UINT32 * p_header_size,
8214 opj_event_mgr_t * p_manager)
8216 OPJ_UINT32 i, l_tmp;
8217 opj_cp_t *l_cp = NULL;
8218 opj_tcp_t *l_tcp = NULL;
8219 opj_tccp_t *l_tccp = NULL;
8220 OPJ_BYTE * l_current_ptr = NULL;
8223 assert(p_j2k != 00);
8224 assert(p_manager != 00);
8225 assert(p_header_data != 00);
8227 l_cp = &(p_j2k->m_cp);
8228 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
8229 &l_cp->tcps[p_j2k->m_current_tile_number] :
8230 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8232 /* precondition again */
8233 assert(compno < p_j2k->m_private_image->numcomps);
8235 l_tccp = &l_tcp->tccps[compno];
8236 l_current_ptr = p_header_data;
8238 /* make sure room is sufficient */
8239 if (*p_header_size < 5) {
8240 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8244 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
8245 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
8246 if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
8247 opj_event_msg(p_manager, EVT_ERROR,
8248 "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
8249 l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
8254 /* If user wants to remove more resolutions than the codestream contains, return error */
8255 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
8256 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
8257 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
8258 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
8262 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
8266 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
8270 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
8273 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
8276 *p_header_size = *p_header_size - 5;
8278 /* use custom precinct size ? */
8279 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
8280 if (*p_header_size < l_tccp->numresolutions) {
8281 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
8285 for (i = 0; i < l_tccp->numresolutions; ++i) {
8286 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
8288 l_tccp->prcw[i] = l_tmp & 0xf;
8289 l_tccp->prch[i] = l_tmp >> 4;
8292 *p_header_size = *p_header_size - l_tccp->numresolutions;
8295 /* set default size for the precinct width and height */
8296 for (i = 0; i < l_tccp->numresolutions; ++i) {
8297 l_tccp->prcw[i] = 15;
8298 l_tccp->prch[i] = 15;
8302 #ifdef WIP_REMOVE_MSD
8304 if (p_j2k->cstr_info && compno == 0) {
8305 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
8307 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
8308 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
8309 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
8310 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
8311 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
8313 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
8314 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
8322 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
8326 opj_cp_t *l_cp = NULL;
8327 opj_tcp_t *l_tcp = NULL;
8328 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
8329 OPJ_UINT32 l_prc_size;
8332 assert(p_j2k != 00);
8334 l_cp = &(p_j2k->m_cp);
8335 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
8336 &l_cp->tcps[p_j2k->m_current_tile_number] :
8337 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8339 l_ref_tccp = &l_tcp->tccps[0];
8340 l_copied_tccp = l_ref_tccp + 1;
8341 l_prc_size = l_ref_tccp->numresolutions * sizeof(OPJ_UINT32);
8343 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
8344 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
8345 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
8346 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
8347 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
8348 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
8349 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
8350 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
8355 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
8356 OPJ_UINT32 p_tile_no,
8357 OPJ_UINT32 p_comp_no )
8359 OPJ_UINT32 l_num_bands;
8361 opj_cp_t *l_cp = 00;
8362 opj_tcp_t *l_tcp = 00;
8363 opj_tccp_t *l_tccp = 00;
8366 assert(p_j2k != 00);
8368 l_cp = &(p_j2k->m_cp);
8369 l_tcp = &l_cp->tcps[p_tile_no];
8370 l_tccp = &l_tcp->tccps[p_comp_no];
8372 /* preconditions again */
8373 assert(p_tile_no < l_cp->tw * l_cp->th);
8374 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8376 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8378 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8379 return 1 + l_num_bands;
8382 return 1 + 2*l_num_bands;
8386 OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8387 OPJ_UINT32 p_tile_no,
8388 OPJ_UINT32 p_comp_no,
8390 OPJ_UINT32 * p_header_size,
8391 struct opj_event_mgr * p_manager )
8393 OPJ_UINT32 l_header_size;
8394 OPJ_UINT32 l_band_no, l_num_bands;
8395 OPJ_UINT32 l_expn,l_mant;
8397 opj_cp_t *l_cp = 00;
8398 opj_tcp_t *l_tcp = 00;
8399 opj_tccp_t *l_tccp = 00;
8402 assert(p_j2k != 00);
8403 assert(p_header_size != 00);
8404 assert(p_manager != 00);
8405 assert(p_data != 00);
8407 l_cp = &(p_j2k->m_cp);
8408 l_tcp = &l_cp->tcps[p_tile_no];
8409 l_tccp = &l_tcp->tccps[p_comp_no];
8411 /* preconditions again */
8412 assert(p_tile_no < l_cp->tw * l_cp->th);
8413 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8415 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8417 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8418 l_header_size = 1 + l_num_bands;
8420 if (*p_header_size < l_header_size) {
8421 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8425 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8428 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8429 l_expn = l_tccp->stepsizes[l_band_no].expn;
8430 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8435 l_header_size = 1 + 2*l_num_bands;
8437 if (*p_header_size < l_header_size) {
8438 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8442 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8445 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8446 l_expn = l_tccp->stepsizes[l_band_no].expn;
8447 l_mant = l_tccp->stepsizes[l_band_no].mant;
8449 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
8454 *p_header_size = *p_header_size - l_header_size;
8459 OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
8460 OPJ_UINT32 p_comp_no,
8461 OPJ_BYTE* p_header_data,
8462 OPJ_UINT32 * p_header_size,
8463 opj_event_mgr_t * p_manager
8467 OPJ_UINT32 l_band_no;
8468 opj_cp_t *l_cp = 00;
8469 opj_tcp_t *l_tcp = 00;
8470 opj_tccp_t *l_tccp = 00;
8471 OPJ_BYTE * l_current_ptr = 00;
8472 OPJ_UINT32 l_tmp, l_num_band;
8475 assert(p_j2k != 00);
8476 assert(p_manager != 00);
8477 assert(p_header_data != 00);
8479 l_cp = &(p_j2k->m_cp);
8480 /* come from tile part header or main header ?*/
8481 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
8482 &l_cp->tcps[p_j2k->m_current_tile_number] :
8483 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8485 /* precondition again*/
8486 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8488 l_tccp = &l_tcp->tccps[p_comp_no];
8489 l_current_ptr = p_header_data;
8491 if (*p_header_size < 1) {
8492 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
8495 *p_header_size -= 1;
8497 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
8500 l_tccp->qntsty = l_tmp & 0x1f;
8501 l_tccp->numgbits = l_tmp >> 5;
8502 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8506 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
8508 (*p_header_size) / 2;
8510 if( l_num_band > OPJ_J2K_MAXBANDS ) {
8511 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
8512 "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
8513 "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS);
8514 /*return OPJ_FALSE;*/
8519 if (l_cp->correct) {
8521 /* if JPWL is on, we check whether there are too many subbands */
8522 if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
8523 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
8524 "JPWL: bad number of subbands in Sqcx (%d)\n",
8527 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
8530 /* we try to correct */
8532 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
8533 "- setting number of bands to %d => HYPOTHESIS!!!\n",
8538 #endif /* USE_JPWL */
8540 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8541 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8542 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
8544 if (l_band_no < OPJ_J2K_MAXBANDS){
8545 l_tccp->stepsizes[l_band_no].expn = l_tmp>>3;
8546 l_tccp->stepsizes[l_band_no].mant = 0;
8549 *p_header_size = *p_header_size - l_num_band;
8552 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8553 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
8555 if (l_band_no < OPJ_J2K_MAXBANDS){
8556 l_tccp->stepsizes[l_band_no].expn = l_tmp >> 11;
8557 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
8560 *p_header_size = *p_header_size - 2*l_num_band;
8563 /* Add Antonin : if scalar_derived -> compute other stepsizes */
8564 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8565 for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
8566 l_tccp->stepsizes[l_band_no].expn =
8567 ((l_tccp->stepsizes[0].expn) - ((l_band_no - 1) / 3) > 0) ?
8568 (l_tccp->stepsizes[0].expn) - ((l_band_no - 1) / 3) : 0;
8569 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
8576 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
8579 opj_cp_t *l_cp = NULL;
8580 opj_tcp_t *l_tcp = NULL;
8581 opj_tccp_t *l_ref_tccp = NULL;
8582 opj_tccp_t *l_copied_tccp = NULL;
8586 assert(p_j2k != 00);
8588 l_cp = &(p_j2k->m_cp);
8589 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
8590 &l_cp->tcps[p_j2k->m_current_tile_number] :
8591 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8593 l_ref_tccp = &l_tcp->tccps[0];
8594 l_copied_tccp = l_ref_tccp + 1;
8595 l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
8597 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
8598 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
8599 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
8600 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
8605 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
8607 /* Check if the flag is compatible with j2k file*/
8608 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
8609 fprintf(out_stream, "Wrong flag\n");
8613 /* Dump the image_header */
8614 if (flag & OPJ_IMG_INFO){
8615 if (p_j2k->m_private_image)
8616 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
8619 /* Dump the codestream info from main header */
8620 if (flag & OPJ_J2K_MH_INFO){
8621 opj_j2k_dump_MH_info(p_j2k, out_stream);
8624 /* Dump the codestream info of the current tile */
8625 if (flag & OPJ_J2K_TH_INFO){
8629 /* Dump the codestream index from main header */
8630 if (flag & OPJ_J2K_MH_IND){
8631 opj_j2k_dump_MH_index(p_j2k, out_stream);
8634 /* Dump the codestream index of the current tile */
8635 if (flag & OPJ_J2K_TH_IND){
8641 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
8643 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
8644 OPJ_UINT32 it_marker, it_tile, it_tile_part;
8646 fprintf(out_stream, "Codestream index from main header: {\n");
8648 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
8649 "\t Main header end position=%" PRIi64 "\n",
8650 cstr_index->main_head_start, cstr_index->main_head_end);
8652 fprintf(out_stream, "\t Marker list: {\n");
8654 if (cstr_index->marker){
8655 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
8656 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8657 cstr_index->marker[it_marker].type,
8658 cstr_index->marker[it_marker].pos,
8659 cstr_index->marker[it_marker].len );
8663 fprintf(out_stream, "\t }\n");
8665 if (cstr_index->tile_index){
8667 /* Simple test to avoid to write empty information*/
8668 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
8669 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8670 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
8673 if (l_acc_nb_of_tile_part)
8675 fprintf(out_stream, "\t Tile index: {\n");
8677 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8678 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
8680 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
8682 if (cstr_index->tile_index[it_tile].tp_index){
8683 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
8684 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
8686 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
8687 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
8688 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
8692 if (cstr_index->tile_index[it_tile].marker){
8693 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
8694 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8695 cstr_index->tile_index[it_tile].marker[it_marker].type,
8696 cstr_index->tile_index[it_tile].marker[it_marker].pos,
8697 cstr_index->tile_index[it_tile].marker[it_marker].len );
8701 fprintf(out_stream,"\t }\n");
8705 fprintf(out_stream,"}\n");
8709 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
8711 opj_tcp_t * l_default_tile=NULL;
8713 fprintf(out_stream, "Codestream info from main header: {\n");
8715 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
8716 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
8717 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
8719 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8723 OPJ_INT32 numcomps = p_j2k->m_private_image->numcomps;
8725 fprintf(out_stream, "\t default tile {\n");
8726 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
8727 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
8728 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
8729 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
8731 for (compno = 0; compno < numcomps; compno++) {
8732 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8734 OPJ_INT32 bandno, numbands;
8737 fprintf(out_stream, "\t\t comp %d {\n", compno);
8738 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
8739 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
8740 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
8741 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
8742 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
8743 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
8745 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
8746 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
8747 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
8749 fprintf(out_stream, "\n");
8751 /* quantization style*/
8752 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
8753 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
8754 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
8755 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
8756 for (bandno = 0; bandno < numbands; bandno++) {
8757 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
8758 l_tccp->stepsizes[bandno].expn);
8760 fprintf(out_stream, "\n");
8763 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
8765 fprintf(out_stream, "\t\t }\n");
8766 } /*end of component of default tile*/
8767 fprintf(out_stream, "\t }\n"); /*end of default tile*/
8771 fprintf(out_stream, "}\n");
8775 void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
8780 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
8784 fprintf(out_stream, "Image info {\n");
8785 tab[0] = '\t';tab[1] = '\0';
8788 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
8789 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
8790 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
8792 if (img_header->comps){
8794 for (compno = 0; compno < img_header->numcomps; compno++) {
8795 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
8796 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
8797 fprintf(out_stream,"%s}\n",tab);
8801 fprintf(out_stream, "}\n");
8804 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream)
8809 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
8812 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
8815 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
8816 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
8817 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
8820 fprintf(out_stream, "}\n");
8823 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
8826 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
8827 opj_tcp_t *l_default_tile;
8828 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
8832 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
8834 cstr_info->tx0 = p_j2k->m_cp.tx0;
8835 cstr_info->ty0 = p_j2k->m_cp.ty0;
8836 cstr_info->tdx = p_j2k->m_cp.tdx;
8837 cstr_info->tdy = p_j2k->m_cp.tdy;
8838 cstr_info->tw = p_j2k->m_cp.tw;
8839 cstr_info->th = p_j2k->m_cp.th;
8841 cstr_info->tile_info = NULL; /* Not fill from the main header*/
8843 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8845 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
8846 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
8847 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
8848 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
8850 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
8851 if (!cstr_info->m_default_tile_info.tccp_info)
8853 opj_destroy_cstr_info(&cstr_info);
8857 for (compno = 0; compno < numcomps; compno++) {
8858 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8859 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
8860 OPJ_INT32 bandno, numbands;
8863 l_tccp_info->csty = l_tccp->csty;
8864 l_tccp_info->numresolutions = l_tccp->numresolutions;
8865 l_tccp_info->cblkw = l_tccp->cblkw;
8866 l_tccp_info->cblkh = l_tccp->cblkh;
8867 l_tccp_info->cblksty = l_tccp->cblksty;
8868 l_tccp_info->qmfbid = l_tccp->qmfbid;
8869 if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS)
8871 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
8872 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
8875 /* quantization style*/
8876 l_tccp_info->qntsty = l_tccp->qntsty;
8877 l_tccp_info->numgbits = l_tccp->numgbits;
8879 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
8880 if (numbands < OPJ_J2K_MAXBANDS) {
8881 for (bandno = 0; bandno < numbands; bandno++) {
8882 l_tccp_info->stepsizes_mant[bandno] = l_tccp->stepsizes[bandno].mant;
8883 l_tccp_info->stepsizes_expn[bandno] = l_tccp->stepsizes[bandno].expn;
8888 l_tccp_info->roishift = l_tccp->roishift;
8894 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
8896 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
8897 opj_calloc(1,sizeof(opj_codestream_index_t));
8901 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
8902 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
8903 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
8905 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
8906 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
8907 if (!l_cstr_index->marker){
8908 opj_free( l_cstr_index);
8912 if (p_j2k->cstr_index->marker)
8913 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
8915 opj_free(l_cstr_index->marker);
8916 l_cstr_index->marker = NULL;
8919 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
8920 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
8921 if (!l_cstr_index->tile_index){
8922 opj_free( l_cstr_index->marker);
8923 opj_free( l_cstr_index);
8927 if (!p_j2k->cstr_index->tile_index){
8928 opj_free(l_cstr_index->tile_index);
8929 l_cstr_index->tile_index = NULL;
8932 OPJ_UINT32 it_tile = 0;
8933 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
8936 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
8938 l_cstr_index->tile_index[it_tile].marker =
8939 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
8941 if (!l_cstr_index->tile_index[it_tile].marker) {
8942 OPJ_UINT32 it_tile_free;
8944 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
8945 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
8948 opj_free( l_cstr_index->tile_index);
8949 opj_free( l_cstr_index->marker);
8950 opj_free( l_cstr_index);
8954 if (p_j2k->cstr_index->tile_index[it_tile].marker)
8955 memcpy( l_cstr_index->tile_index[it_tile].marker,
8956 p_j2k->cstr_index->tile_index[it_tile].marker,
8957 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
8959 opj_free(l_cstr_index->tile_index[it_tile].marker);
8960 l_cstr_index->tile_index[it_tile].marker = NULL;
8963 /* Tile part index*/
8964 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
8966 l_cstr_index->tile_index[it_tile].tp_index =
8967 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
8969 if(!l_cstr_index->tile_index[it_tile].tp_index){
8970 OPJ_UINT32 it_tile_free;
8972 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
8973 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
8974 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
8977 opj_free( l_cstr_index->tile_index);
8978 opj_free( l_cstr_index->marker);
8979 opj_free( l_cstr_index);
8983 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
8984 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
8985 p_j2k->cstr_index->tile_index[it_tile].tp_index,
8986 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
8989 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
8990 l_cstr_index->tile_index[it_tile].tp_index = NULL;
8993 /* Packet index (NOT USED)*/
8994 l_cstr_index->tile_index[it_tile].nb_packet = 0;
8995 l_cstr_index->tile_index[it_tile].packet_index = NULL;
9000 return l_cstr_index;
9003 OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
9005 OPJ_UINT32 it_tile=0;
9007 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
9008 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
9009 if (!p_j2k->cstr_index->tile_index)
9012 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
9013 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
9014 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
9015 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
9016 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
9017 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
9024 OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
9025 opj_stream_private_t *p_stream,
9026 opj_event_mgr_t * p_manager)
9028 OPJ_BOOL l_go_on = OPJ_TRUE;
9029 OPJ_UINT32 l_current_tile_no;
9030 OPJ_UINT32 l_data_size,l_max_data_size;
9031 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9032 OPJ_UINT32 l_nb_comps;
9033 OPJ_BYTE * l_current_data;
9034 OPJ_UINT32 nr_tiles = 0;
9036 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9037 if (! l_current_data) {
9038 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
9041 l_max_data_size = 1000;
9044 if (! opj_j2k_read_tile_header( p_j2k,
9047 &l_tile_x0, &l_tile_y0,
9048 &l_tile_x1, &l_tile_y1,
9053 opj_free(l_current_data);
9061 if (l_data_size > l_max_data_size) {
9062 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9063 if (! l_new_current_data) {
9064 opj_free(l_current_data);
9065 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);
9068 l_current_data = l_new_current_data;
9069 l_max_data_size = l_data_size;
9072 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9073 opj_free(l_current_data);
9076 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);
9078 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9079 opj_free(l_current_data);
9082 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
9084 if(opj_stream_get_number_byte_left(p_stream) == 0
9085 && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC)
9087 if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw)
9091 opj_free(l_current_data);
9097 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
9099 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
9102 assert(p_j2k != 00);
9104 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
9105 /* DEVELOPER CORNER, add your custom procedures */
9110 * Read and decode one tile.
9112 static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
9113 opj_stream_private_t *p_stream,
9114 opj_event_mgr_t * p_manager)
9116 OPJ_BOOL l_go_on = OPJ_TRUE;
9117 OPJ_UINT32 l_current_tile_no;
9118 OPJ_UINT32 l_tile_no_to_dec;
9119 OPJ_UINT32 l_data_size,l_max_data_size;
9120 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
9121 OPJ_UINT32 l_nb_comps;
9122 OPJ_BYTE * l_current_data;
9124 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9125 if (! l_current_data) {
9126 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
9129 l_max_data_size = 1000;
9131 /*Allocate and initialize some elements of codestrem index if not already done*/
9132 if( !p_j2k->cstr_index->tile_index)
9134 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
9135 opj_free(l_current_data);
9139 /* Move into the codestream to the first SOT used to decode the desired tile */
9140 l_tile_no_to_dec = p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
9141 if (p_j2k->cstr_index->tile_index)
9142 if(p_j2k->cstr_index->tile_index->tp_index)
9144 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
9145 /* the index for this tile has not been built,
9146 * so move to the last SOT read */
9147 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
9148 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9153 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)) ) {
9154 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9158 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
9159 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
9160 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
9164 if (! opj_j2k_read_tile_header( p_j2k,
9167 &l_tile_x0, &l_tile_y0,
9168 &l_tile_x1, &l_tile_y1,
9173 opj_free(l_current_data);
9181 if (l_data_size > l_max_data_size) {
9182 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
9183 if (! l_new_current_data) {
9184 opj_free(l_current_data);
9185 l_current_data = NULL;
9186 /* TODO: LH: why tile numbering policy used in messages differs from
9187 the one used in opj_j2k_decode_tiles() ? */
9188 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);
9191 l_current_data = l_new_current_data;
9192 l_max_data_size = l_data_size;
9195 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
9196 opj_free(l_current_data);
9199 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);
9201 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
9202 opj_free(l_current_data);
9205 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
9207 if(l_current_tile_no == l_tile_no_to_dec)
9209 /* move into the codestream to the the first SOT (FIXME or not move?)*/
9210 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
9211 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
9217 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);
9222 opj_free(l_current_data);
9228 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
9230 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
9233 assert(p_j2k != 00);
9235 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
9236 /* DEVELOPER CORNER, add your custom procedures */
9240 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
9241 opj_stream_private_t * p_stream,
9242 opj_image_t * p_image,
9243 opj_event_mgr_t * p_manager)
9250 p_j2k->m_output_image = opj_image_create0();
9251 if (! (p_j2k->m_output_image)) {
9254 opj_copy_image_header(p_image, p_j2k->m_output_image);
9256 /* customization of the decoding */
9257 opj_j2k_setup_decoding(p_j2k);
9259 /* Decode the codestream */
9260 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9261 opj_image_destroy(p_j2k->m_private_image);
9262 p_j2k->m_private_image = NULL;
9266 /* Move data and copy one information from codec to output image*/
9267 for (compno = 0; compno < p_image->numcomps; compno++) {
9268 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9269 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9270 p_j2k->m_output_image->comps[compno].data = NULL;
9276 OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k,
9277 opj_stream_private_t *p_stream,
9278 opj_image_t* p_image,
9279 opj_event_mgr_t * p_manager,
9280 OPJ_UINT32 tile_index )
9283 OPJ_UINT32 l_tile_x, l_tile_y;
9284 opj_image_comp_t* l_img_comp;
9287 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
9291 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
9292 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);
9296 /* Compute the dimension of the desired tile*/
9297 l_tile_x = tile_index % p_j2k->m_cp.tw;
9298 l_tile_y = tile_index / p_j2k->m_cp.tw;
9300 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9301 if (p_image->x0 < p_j2k->m_private_image->x0)
9302 p_image->x0 = p_j2k->m_private_image->x0;
9303 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
9304 if (p_image->x1 > p_j2k->m_private_image->x1)
9305 p_image->x1 = p_j2k->m_private_image->x1;
9307 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9308 if (p_image->y0 < p_j2k->m_private_image->y0)
9309 p_image->y0 = p_j2k->m_private_image->y0;
9310 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
9311 if (p_image->y1 > p_j2k->m_private_image->y1)
9312 p_image->y1 = p_j2k->m_private_image->y1;
9314 l_img_comp = p_image->comps;
9315 for (compno=0; compno < p_image->numcomps; ++compno)
9317 OPJ_INT32 l_comp_x1, l_comp_y1;
9319 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
9321 l_img_comp->x0 = opj_int_ceildiv(p_image->x0, l_img_comp->dx);
9322 l_img_comp->y0 = opj_int_ceildiv(p_image->y0, l_img_comp->dy);
9323 l_comp_x1 = opj_int_ceildiv(p_image->x1, l_img_comp->dx);
9324 l_comp_y1 = opj_int_ceildiv(p_image->y1, l_img_comp->dy);
9326 l_img_comp->w = opj_int_ceildivpow2(l_comp_x1, l_img_comp->factor) - opj_int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
9327 l_img_comp->h = opj_int_ceildivpow2(l_comp_y1, l_img_comp->factor) - opj_int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
9332 /* Destroy the previous output image*/
9333 if (p_j2k->m_output_image)
9334 opj_image_destroy(p_j2k->m_output_image);
9336 /* Create the ouput image from the information previously computed*/
9337 p_j2k->m_output_image = opj_image_create0();
9338 if (! (p_j2k->m_output_image)) {
9341 opj_copy_image_header(p_image, p_j2k->m_output_image);
9343 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = tile_index;
9345 /* customization of the decoding */
9346 opj_j2k_setup_decoding_tile(p_j2k);
9348 /* Decode the codestream */
9349 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9350 opj_image_destroy(p_j2k->m_private_image);
9351 p_j2k->m_private_image = NULL;
9355 /* Move data and copy one information from codec to output image*/
9356 for (compno = 0; compno < p_image->numcomps; compno++) {
9357 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
9359 if (p_image->comps[compno].data)
9360 opj_free(p_image->comps[compno].data);
9362 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
9364 p_j2k->m_output_image->comps[compno].data = NULL;
9370 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
9371 OPJ_UINT32 res_factor,
9372 opj_event_mgr_t * p_manager)
9376 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
9378 if (p_j2k->m_private_image) {
9379 if (p_j2k->m_private_image->comps) {
9380 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
9381 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
9382 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
9383 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
9384 if ( res_factor >= max_res){
9385 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9388 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9399 OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
9400 opj_stream_private_t *p_stream,
9401 opj_event_mgr_t * p_manager )
9404 OPJ_UINT32 l_nb_tiles;
9405 OPJ_UINT32 l_max_tile_size, l_current_tile_size;
9406 OPJ_BYTE * l_current_data;
9409 assert(p_j2k != 00);
9410 assert(p_stream != 00);
9411 assert(p_manager != 00);
9413 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9414 if (! l_current_data) {
9415 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9418 l_max_tile_size = 1000;
9420 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9421 for (i=0;i<l_nb_tiles;++i) {
9422 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
9423 opj_free(l_current_data);
9427 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
9428 if (l_current_tile_size > l_max_tile_size) {
9429 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
9430 if (! l_new_current_data) {
9431 opj_free(l_current_data);
9432 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9435 l_current_data = l_new_current_data;
9436 l_max_tile_size = l_current_tile_size;
9439 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
9441 if (! opj_j2k_post_write_tile (p_j2k,l_current_data,l_current_tile_size,p_stream,p_manager)) {
9446 opj_free(l_current_data);
9450 OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k,
9451 opj_stream_private_t *p_stream,
9452 opj_event_mgr_t * p_manager)
9454 /* customization of the encoding */
9455 opj_j2k_setup_end_compress(p_j2k);
9457 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
9465 OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
9466 opj_stream_private_t *p_stream,
9467 opj_image_t * p_image,
9468 opj_event_mgr_t * p_manager)
9471 assert(p_j2k != 00);
9472 assert(p_stream != 00);
9473 assert(p_manager != 00);
9475 p_j2k->m_private_image = opj_image_create0();
9476 opj_copy_image_header(p_image, p_j2k->m_private_image);
9478 /* TODO_MSD: Find a better way */
9479 if (p_image->comps) {
9481 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
9482 if (p_image->comps[it_comp].data) {
9483 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
9484 p_image->comps[it_comp].data = NULL;
9490 /* customization of the validation */
9491 opj_j2k_setup_encoding_validation (p_j2k);
9493 /* validation of the parameters codec */
9494 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
9498 /* customization of the encoding */
9499 opj_j2k_setup_header_writing(p_j2k);
9502 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9509 OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
9510 OPJ_UINT32 p_tile_index,
9511 opj_stream_private_t *p_stream,
9512 opj_event_mgr_t * p_manager )
9515 if (p_tile_index != p_j2k->m_current_tile_number) {
9516 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
9520 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);
9522 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
9523 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
9524 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9526 /* initialisation before tile encoding */
9527 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
9534 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
9536 OPJ_UINT32 i,j,k = 0;
9537 OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
9538 opj_image_comp_t * l_img_comp = 00;
9539 opj_tcd_tilecomp_t * l_tilec = 00;
9540 opj_image_t * l_image = 00;
9541 OPJ_UINT32 l_size_comp, l_remaining;
9542 OPJ_INT32 * l_src_ptr;
9543 l_tilec = p_tcd->tcd_image->tiles->comps;
9544 l_image = p_tcd->image;
9545 l_img_comp = l_image->comps;
9547 for (i=0;i<p_tcd->image->numcomps;++i) {
9548 l_size_comp = l_img_comp->prec >> 3; /* (/8) */
9549 l_remaining = l_img_comp->prec & 7; /* (%8) */
9554 if (l_size_comp == 3) {
9558 l_width = (l_tilec->x1 - l_tilec->x0);
9559 l_height = (l_tilec->y1 - l_tilec->y0);
9560 l_offset_x = opj_int_ceildiv(l_image->x0, l_img_comp->dx);
9561 l_offset_y = opj_int_ceildiv(l_image->y0, l_img_comp->dy);
9562 l_image_width = opj_int_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
9563 l_stride = l_image_width - l_width;
9564 l_src_ptr = l_img_comp->data + (l_tilec->x0 - l_offset_x) + (l_tilec->y0 - l_offset_y) * l_image_width;
9566 switch (l_size_comp) {
9569 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
9570 if (l_img_comp->sgnd) {
9571 for (j=0;j<l_height;++j) {
9572 for (k=0;k<l_width;++k) {
9573 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
9577 l_src_ptr += l_stride;
9581 for (j=0;j<l_height;++j) {
9582 for (k=0;k<l_width;++k) {
9583 *(l_dest_ptr) = (*l_src_ptr)&0xff;
9587 l_src_ptr += l_stride;
9591 p_data = (OPJ_BYTE*) l_dest_ptr;
9596 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
9597 if (l_img_comp->sgnd) {
9598 for (j=0;j<l_height;++j) {
9599 for (k=0;k<l_width;++k) {
9600 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
9602 l_src_ptr += l_stride;
9606 for (j=0;j<l_height;++j) {
9607 for (k=0;k<l_width;++k) {
9608 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
9610 l_src_ptr += l_stride;
9614 p_data = (OPJ_BYTE*) l_dest_ptr;
9619 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
9620 for (j=0;j<l_height;++j) {
9621 for (k=0;k<l_width;++k) {
9622 *(l_dest_ptr++) = *(l_src_ptr++);
9624 l_src_ptr += l_stride;
9627 p_data = (OPJ_BYTE*) l_dest_ptr;
9637 OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
9639 OPJ_UINT32 p_data_size,
9640 opj_stream_private_t *p_stream,
9641 opj_event_mgr_t * p_manager )
9643 opj_tcd_t * l_tcd = 00;
9644 OPJ_UINT32 l_nb_bytes_written;
9645 OPJ_BYTE * l_current_data = 00;
9646 OPJ_UINT32 l_tile_size = 0;
9647 OPJ_UINT32 l_available_data;
9650 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9652 l_tcd = p_j2k->m_tcd;
9654 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
9655 l_available_data = l_tile_size;
9656 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
9658 if (! opj_tcd_copy_tile_data(l_tcd,p_data,p_data_size)) {
9659 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
9663 l_nb_bytes_written = 0;
9664 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9667 l_current_data += l_nb_bytes_written;
9668 l_available_data -= l_nb_bytes_written;
9670 l_nb_bytes_written = 0;
9671 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9675 l_available_data -= l_nb_bytes_written;
9676 l_nb_bytes_written = l_tile_size - l_available_data;
9678 if ( opj_stream_write_data( p_stream,
9679 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
9680 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
9684 ++p_j2k->m_current_tile_number;
9689 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
9692 assert(p_j2k != 00);
9694 /* DEVELOPER CORNER, insert your custom procedures */
9695 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
9697 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9698 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
9701 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
9702 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
9703 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
9706 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
9709 assert(p_j2k != 00);
9711 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
9712 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
9714 /* DEVELOPER CORNER, add your custom validation procedure */
9715 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
9718 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
9721 assert(p_j2k != 00);
9723 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
9724 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
9725 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
9726 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
9727 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
9729 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9730 /* No need for COC or QCC, QCD and COD are used
9731 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc );
9732 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc );
9734 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
9736 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == OPJ_CINEMA4K_24) {
9737 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
9741 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
9743 if (p_j2k->m_cp.comment != 00) {
9744 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
9747 /* DEVELOPER CORNER, insert your custom procedures */
9748 if (p_j2k->m_cp.rsiz & OPJ_MCT) {
9749 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
9751 /* End of Developer Corner */
9753 if (p_j2k->cstr_index) {
9754 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
9757 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
9758 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
9761 OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
9763 OPJ_UINT32 * p_data_written,
9764 OPJ_UINT32 p_total_data_size,
9765 opj_stream_private_t *p_stream,
9766 struct opj_event_mgr * p_manager )
9768 // OPJ_UINT32 compno;
9769 OPJ_UINT32 l_nb_bytes_written = 0;
9770 OPJ_UINT32 l_current_nb_bytes_written;
9771 OPJ_BYTE * l_begin_data = 00;
9773 opj_tcd_t * l_tcd = 00;
9774 opj_cp_t * l_cp = 00;
9776 l_tcd = p_j2k->m_tcd;
9777 l_cp = &(p_j2k->m_cp);
9779 l_tcd->cur_pino = 0;
9781 /*Get number of tile parts*/
9782 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9787 l_current_nb_bytes_written = 0;
9788 l_begin_data = p_data;
9789 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
9794 l_nb_bytes_written += l_current_nb_bytes_written;
9795 p_data += l_current_nb_bytes_written;
9796 p_total_data_size -= l_current_nb_bytes_written;
9798 if (l_cp->m_specific_param.m_enc.m_cinema == 0) {
9799 // for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
9800 // l_current_nb_bytes_written = 0;
9801 // opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9802 // l_nb_bytes_written += l_current_nb_bytes_written;
9803 // p_data += l_current_nb_bytes_written;
9804 // p_total_data_size -= l_current_nb_bytes_written;
9806 // l_current_nb_bytes_written = 0;
9807 // opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9808 // l_nb_bytes_written += l_current_nb_bytes_written;
9809 // p_data += l_current_nb_bytes_written;
9810 // p_total_data_size -= l_current_nb_bytes_written;
9813 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
9814 l_current_nb_bytes_written = 0;
9815 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
9816 l_nb_bytes_written += l_current_nb_bytes_written;
9817 p_data += l_current_nb_bytes_written;
9818 p_total_data_size -= l_current_nb_bytes_written;
9822 l_current_nb_bytes_written = 0;
9823 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9827 l_nb_bytes_written += l_current_nb_bytes_written;
9828 * p_data_written = l_nb_bytes_written;
9830 /* Writing Psot in SOT marker */
9831 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
9833 if (l_cp->m_specific_param.m_enc.m_cinema){
9834 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
9840 OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
9842 OPJ_UINT32 * p_data_written,
9843 OPJ_UINT32 p_total_data_size,
9844 opj_stream_private_t *p_stream,
9845 struct opj_event_mgr * p_manager
9848 OPJ_UINT32 tilepartno=0;
9849 OPJ_UINT32 l_nb_bytes_written = 0;
9850 OPJ_UINT32 l_current_nb_bytes_written;
9851 OPJ_UINT32 l_part_tile_size;
9852 OPJ_UINT32 tot_num_tp;
9855 OPJ_BYTE * l_begin_data;
9856 opj_tcp_t *l_tcp = 00;
9857 opj_tcd_t * l_tcd = 00;
9858 opj_cp_t * l_cp = 00;
9860 l_tcd = p_j2k->m_tcd;
9861 l_cp = &(p_j2k->m_cp);
9862 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
9864 /*Get number of tile parts*/
9865 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
9867 /* start writing remaining tile parts */
9868 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9869 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
9870 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9871 l_current_nb_bytes_written = 0;
9872 l_part_tile_size = 0;
9873 l_begin_data = p_data;
9875 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9879 l_nb_bytes_written += l_current_nb_bytes_written;
9880 p_data += l_current_nb_bytes_written;
9881 p_total_data_size -= l_current_nb_bytes_written;
9882 l_part_tile_size += l_current_nb_bytes_written;
9884 l_current_nb_bytes_written = 0;
9885 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9889 p_data += l_current_nb_bytes_written;
9890 l_nb_bytes_written += l_current_nb_bytes_written;
9891 p_total_data_size -= l_current_nb_bytes_written;
9892 l_part_tile_size += l_current_nb_bytes_written;
9894 /* Writing Psot in SOT marker */
9895 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9897 if (l_cp->m_specific_param.m_enc.m_cinema) {
9898 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9901 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9904 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
9905 l_tcd->cur_pino = pino;
9907 /*Get number of tile parts*/
9908 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
9909 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
9910 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9911 l_current_nb_bytes_written = 0;
9912 l_part_tile_size = 0;
9913 l_begin_data = p_data;
9915 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9919 l_nb_bytes_written += l_current_nb_bytes_written;
9920 p_data += l_current_nb_bytes_written;
9921 p_total_data_size -= l_current_nb_bytes_written;
9922 l_part_tile_size += l_current_nb_bytes_written;
9924 l_current_nb_bytes_written = 0;
9926 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9930 l_nb_bytes_written += l_current_nb_bytes_written;
9931 p_data += l_current_nb_bytes_written;
9932 p_total_data_size -= l_current_nb_bytes_written;
9933 l_part_tile_size += l_current_nb_bytes_written;
9935 /* Writing Psot in SOT marker */
9936 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9938 if (l_cp->m_specific_param.m_enc.m_cinema) {
9939 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9942 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9946 *p_data_written = l_nb_bytes_written;
9951 OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
9952 struct opj_stream_private *p_stream,
9953 struct opj_event_mgr * p_manager )
9955 OPJ_UINT32 l_tlm_size;
9956 OPJ_OFF_T l_tlm_position, l_current_position;
9959 assert(p_j2k != 00);
9960 assert(p_manager != 00);
9961 assert(p_stream != 00);
9963 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
9964 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
9965 l_current_position = opj_stream_tell(p_stream);
9967 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
9971 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) {
9975 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
9982 OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k,
9983 struct opj_stream_private *p_stream,
9984 struct opj_event_mgr * p_manager )
9987 assert(p_j2k != 00);
9988 assert(p_manager != 00);
9989 assert(p_stream != 00);
9991 opj_tcd_destroy(p_j2k->m_tcd);
9994 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
9995 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
9996 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
9997 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
10000 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
10001 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
10002 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
10005 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
10011 * Destroys the memory associated with the decoding of headers.
10013 static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
10014 opj_stream_private_t *p_stream,
10015 opj_event_mgr_t * p_manager
10018 /* preconditions */
10019 assert(p_j2k != 00);
10020 assert(p_stream != 00);
10021 assert(p_manager != 00);
10023 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
10024 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
10025 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
10028 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
10033 OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k,
10034 struct opj_stream_private *p_stream,
10035 struct opj_event_mgr * p_manager )
10037 opj_codestream_info_t * l_cstr_info = 00;
10039 /* preconditions */
10040 assert(p_j2k != 00);
10041 assert(p_manager != 00);
10042 assert(p_stream != 00);
10045 /* TODO mergeV2: check this part which use cstr_info */
10046 /*l_cstr_info = p_j2k->cstr_info;
10050 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));
10052 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
10053 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
10055 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
10057 l_cstr_info->tw = p_j2k->m_cp.tw;
10058 l_cstr_info->th = p_j2k->m_cp.th;
10060 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
10061 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
10062 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
10063 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
10065 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
10067 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
10069 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
10071 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
10072 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
10075 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
10077 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
10079 /*l_cstr_info->maxmarknum = 100;
10080 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
10081 l_cstr_info->marknum = 0;
10084 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);
10088 * Creates a tile-coder decoder.
10090 * @param p_stream the stream to write data to.
10091 * @param p_j2k J2K codec.
10092 * @param p_manager the user event manager.
10094 static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k,
10095 opj_stream_private_t *p_stream,
10096 opj_event_mgr_t * p_manager
10099 /* preconditions */
10100 assert(p_j2k != 00);
10101 assert(p_manager != 00);
10102 assert(p_stream != 00);
10104 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
10106 if (! p_j2k->m_tcd) {
10107 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
10111 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
10112 opj_tcd_destroy(p_j2k->m_tcd);
10120 OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k,
10121 OPJ_UINT32 p_tile_index,
10123 OPJ_UINT32 p_data_size,
10124 opj_stream_private_t *p_stream,
10125 opj_event_mgr_t * p_manager )
10127 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
10128 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
10132 if (! opj_j2k_post_write_tile(p_j2k,p_data,p_data_size,p_stream,p_manager)) {
10133 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);