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, Mickael Savinaud, Communications & Systemes <mickael.savinaud@c-s.fr>
12 * All rights reserved.
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
17 * 1. Redistributions of source code must retain the above copyright
18 * notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 * notice, this list of conditions and the following disclaimer in the
21 * documentation and/or other materials provided with the distribution.
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
36 #include "opj_includes.h"
38 /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
41 /** @name Local static functions */
45 * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
47 static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k);
50 * The read header procedure.
52 static opj_bool opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
53 opj_stream_private_t *p_stream,
54 opj_event_mgr_t * p_manager);
57 * The default encoding validation procedure without any extension.
59 * @param p_j2k the jpeg2000 codec to validate.
60 * @param p_stream the input stream to validate.
61 * @param p_manager the user event manager.
63 * @return true if the parameters are correct.
65 static opj_bool opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
66 opj_stream_private_t *p_stream,
67 opj_event_mgr_t * p_manager );
70 * The default decoding validation procedure without any extension.
72 * @param p_j2k the jpeg2000 codec to validate.
73 * @param p_stream the input stream to validate.
74 * @param p_manager the user event manager.
76 * @return true if the parameters are correct.
78 static opj_bool opj_j2k_decoding_validation ( opj_j2k_t * p_j2k,
79 opj_stream_private_t *p_stream,
80 opj_event_mgr_t * p_manager );
83 * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
84 * are valid. Developpers wanting to extend the library can add their own validation procedures.
86 static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k);
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_decoding_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_end_compress (opj_j2k_t *p_j2k);
101 * The mct encoding validation procedure.
103 * @param p_j2k the jpeg2000 codec to validate.
104 * @param p_stream the input stream to validate.
105 * @param p_manager the user event manager.
107 * @return true if the parameters are correct.
109 static opj_bool opj_j2k_mct_validation (opj_j2k_t * p_j2k,
110 opj_stream_private_t *p_stream,
111 opj_event_mgr_t * p_manager );
114 * Builds the tcd decoder to use to decode tile.
116 static opj_bool opj_j2k_build_decoder ( opj_j2k_t * p_j2k,
117 opj_stream_private_t *p_stream,
118 opj_event_mgr_t * p_manager );
120 * Builds the tcd encoder to use to encode tile.
122 static opj_bool opj_j2k_build_encoder ( opj_j2k_t * p_j2k,
123 opj_stream_private_t *p_stream,
124 opj_event_mgr_t * p_manager );
127 * Creates a tile-coder decoder.
129 * @param p_stream the stream to write data to.
130 * @param p_j2k J2K codec.
131 * @param p_manager the user event manager.
133 static opj_bool opj_j2k_create_tcd( opj_j2k_t *p_j2k,
134 opj_stream_private_t *p_stream,
135 opj_event_mgr_t * p_manager );
138 * Excutes the given procedures on the given codec.
140 * @param p_procedure_list the list of procedures to execute
141 * @param p_j2k the jpeg2000 codec to execute the procedures on.
142 * @param p_stream the stream to execute the procedures on.
143 * @param p_manager the user manager.
145 * @return true if all the procedures were successfully executed.
147 static opj_bool opj_j2k_exec ( opj_j2k_t * p_j2k,
148 opj_procedure_list_t * p_procedure_list,
149 opj_stream_private_t *p_stream,
150 opj_event_mgr_t * p_manager);
153 * Updates the rates of the tcp.
155 * @param p_stream the stream to write data to.
156 * @param p_j2k J2K codec.
157 * @param p_manager the user event manager.
159 static opj_bool opj_j2k_update_rates( opj_j2k_t *p_j2k,
160 opj_stream_private_t *p_stream,
161 opj_event_mgr_t * p_manager );
164 * Copies the decoding tile parameters onto all the tile parameters.
165 * Creates also the tile decoder.
167 static opj_bool opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
168 opj_stream_private_t *p_stream,
169 opj_event_mgr_t * p_manager );
172 * Destroys the memory associated with the decoding of headers.
174 static opj_bool opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
175 opj_stream_private_t *p_stream,
176 opj_event_mgr_t * p_manager );
179 * Reads the lookup table containing all the marker, status and action, and returns the handler associated
180 * with the marker value.
181 * @param p_id Marker value to look up
183 * @return the handler associated with the id.
185 static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id);
188 * Destroys a tile coding parameter structure.
190 * @param p_tcp the tile coding parameter to destroy.
192 static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp);
195 * Destroys the data inside a tile coding parameter structure.
197 * @param p_tcp the tile coding parameter which contain data to destroy.
199 static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp);
202 * Destroys a coding parameter structure.
204 * @param p_cp the coding parameter to destroy.
206 static void opj_j2k_cp_destroy (opj_cp_t *p_cp);
209 * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
211 * @param p_j2k J2K codec.
212 * @param p_tile_no FIXME DOC
213 * @param p_comp_no the component number to output.
214 * @param p_data FIXME DOC
215 * @param p_header_size FIXME DOC
216 * @param p_manager the user event manager.
220 static opj_bool opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
221 OPJ_UINT32 p_tile_no,
222 OPJ_UINT32 p_comp_no,
224 OPJ_UINT32 * p_header_size,
225 opj_event_mgr_t * p_manager );
228 * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
230 * @param p_j2k the J2K codec.
231 * @param p_tile_no the tile index.
232 * @param p_comp_no the component being outputted.
234 * @return the number of bytes taken by the SPCod element.
236 static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k,
237 OPJ_UINT32 p_tile_no,
238 OPJ_UINT32 p_comp_no );
241 * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
242 * @param p_j2k the jpeg2000 codec.
243 * @param compno FIXME DOC
244 * @param p_header_data the data contained in the COM box.
245 * @param p_header_size the size of the data contained in the COM marker.
246 * @param p_manager the user event manager.
248 static opj_bool opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
250 OPJ_BYTE * p_header_data,
251 OPJ_UINT32 * p_header_size,
252 opj_event_mgr_t * p_manager );
255 * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
257 * @param p_tile_no the tile index.
258 * @param p_comp_no the component being outputted.
259 * @param p_j2k the J2K codec.
261 * @return the number of bytes taken by the SPCod element.
263 static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
264 OPJ_UINT32 p_tile_no,
265 OPJ_UINT32 p_comp_no );
268 * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
270 * @param p_tile_no the tile to output.
271 * @param p_comp_no the component number to output.
272 * @param p_data the data buffer.
273 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
274 * @param p_j2k J2K codec.
275 * @param p_manager the user event manager.
278 static opj_bool opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
279 OPJ_UINT32 p_tile_no,
280 OPJ_UINT32 p_comp_no,
282 OPJ_UINT32 * p_header_size,
283 opj_event_mgr_t * p_manager);
286 * Updates the Tile Length Marker.
288 static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
291 * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
293 * @param p_j2k J2K codec.
294 * @param compno the component number to output.
295 * @param p_header_data the data buffer.
296 * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
297 * @param p_manager the user event manager.
300 static opj_bool opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k,
302 OPJ_BYTE * p_header_data,
303 OPJ_UINT32 * p_header_size,
304 opj_event_mgr_t * p_manager );
307 * Copies the tile component parameters of all the component from the first tile component.
309 * @param p_j2k the J2k codec.
311 static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k );
314 * Copies the tile quantization parameters of all the component from the first tile component.
316 * @param p_j2k the J2k codec.
318 static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k );
323 static opj_bool opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
324 opj_stream_private_t *p_stream,
325 opj_event_mgr_t * p_manager);
327 static opj_bool opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
328 OPJ_UINT32 p_tile_index,
329 opj_stream_private_t *p_stream,
330 opj_event_mgr_t * p_manager );
332 static opj_bool opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image);
334 static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
336 static opj_bool opj_j2k_post_write_tile (opj_j2k_t * p_j2k,
338 OPJ_UINT32 p_data_size,
339 opj_stream_private_t *p_stream,
340 opj_event_mgr_t * p_manager );
343 * Sets up the procedures to do on writing header.
344 * Developers wanting to extend the library can add their own writing procedures.
346 static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k);
348 static opj_bool opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k,
350 OPJ_UINT32 * p_data_written,
351 OPJ_UINT32 p_total_data_size,
352 opj_stream_private_t *p_stream,
353 struct opj_event_mgr * p_manager );
355 static opj_bool opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
357 OPJ_UINT32 * p_data_written,
358 OPJ_UINT32 p_total_data_size,
359 opj_stream_private_t *p_stream,
360 struct opj_event_mgr * p_manager );
363 * Gets the offset of the header.
365 * @param p_stream the stream to write data to.
366 * @param p_j2k J2K codec.
367 * @param p_manager the user event manager.
369 static opj_bool opj_j2k_get_end_header( opj_j2k_t *p_j2k,
370 opj_stream_private_t *p_stream,
371 opj_event_mgr_t * p_manager );
373 static opj_bool opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
376 * -----------------------------------------------------------------------
377 * -----------------------------------------------------------------------
378 * -----------------------------------------------------------------------
382 * Writes the SOC marker (Start Of Codestream)
384 * @param p_stream the stream to write data to.
385 * @param p_j2k J2K codec.
386 * @param p_manager the user event manager.
388 static opj_bool opj_j2k_write_soc( opj_j2k_t *p_j2k,
389 opj_stream_private_t *p_stream,
390 opj_event_mgr_t * p_manager );
393 * Reads a SOC marker (Start of Codestream)
394 * @param p_j2k the jpeg2000 file codec.
395 * @param p_stream XXX needs data
396 * @param p_manager the user event manager.
398 static opj_bool opj_j2k_read_soc( opj_j2k_t *p_j2k,
399 opj_stream_private_t *p_stream,
400 opj_event_mgr_t * p_manager );
403 * Writes the SIZ marker (image and tile size)
405 * @param p_j2k J2K codec.
406 * @param p_stream the stream to write data to.
407 * @param p_manager the user event manager.
409 static opj_bool opj_j2k_write_siz( opj_j2k_t *p_j2k,
410 opj_stream_private_t *p_stream,
411 opj_event_mgr_t * p_manager );
414 * Reads a SIZ marker (image and tile size)
415 * @param p_j2k the jpeg2000 file codec.
416 * @param p_header_data the data contained in the SIZ box.
417 * @param p_header_size the size of the data contained in the SIZ marker.
418 * @param p_manager the user event manager.
420 static opj_bool opj_j2k_read_siz(opj_j2k_t *p_j2k,
421 OPJ_BYTE * p_header_data,
422 OPJ_UINT32 p_header_size,
423 opj_event_mgr_t * p_manager);
426 * Writes the COM marker (comment)
428 * @param p_stream the stream to write data to.
429 * @param p_j2k J2K codec.
430 * @param p_manager the user event manager.
432 static opj_bool opj_j2k_write_com( opj_j2k_t *p_j2k,
433 opj_stream_private_t *p_stream,
434 opj_event_mgr_t * p_manager );
437 * Reads a COM marker (comments)
438 * @param p_j2k the jpeg2000 file codec.
439 * @param p_header_data the data contained in the COM box.
440 * @param p_header_size the size of the data contained in the COM marker.
441 * @param p_manager the user event manager.
443 static opj_bool opj_j2k_read_com ( opj_j2k_t *p_j2k,
444 OPJ_BYTE * p_header_data,
445 OPJ_UINT32 p_header_size,
446 opj_event_mgr_t * p_manager );
448 * Writes the COD marker (Coding style default)
450 * @param p_stream the stream to write data to.
451 * @param p_j2k J2K codec.
452 * @param p_manager the user event manager.
454 static opj_bool opj_j2k_write_cod( opj_j2k_t *p_j2k,
455 opj_stream_private_t *p_stream,
456 opj_event_mgr_t * p_manager );
459 * Reads a COD marker (Coding Styke defaults)
460 * @param p_header_data the data contained in the COD box.
461 * @param p_j2k the jpeg2000 codec.
462 * @param p_header_size the size of the data contained in the COD marker.
463 * @param p_manager the user event manager.
465 static opj_bool opj_j2k_read_cod ( opj_j2k_t *p_j2k,
466 OPJ_BYTE * p_header_data,
467 OPJ_UINT32 p_header_size,
468 opj_event_mgr_t * p_manager);
471 * Writes the COC marker (Coding style component)
473 * @param p_j2k J2K codec.
474 * @param p_comp_no the index of the component to output.
475 * @param p_stream the stream to write data to.
476 * @param p_manager the user event manager.
478 static opj_bool opj_j2k_write_coc( opj_j2k_t *p_j2k,
479 OPJ_UINT32 p_comp_no,
480 opj_stream_private_t *p_stream,
481 opj_event_mgr_t * p_manager );
483 * Writes the COC marker (Coding style component)
485 * @param p_j2k J2K codec.
486 * @param p_comp_no the index of the component to output.
487 * @param p_data FIXME DOC
488 * @param p_data_written FIXME DOC
489 * @param p_manager the user event manager.
491 static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
492 OPJ_UINT32 p_comp_no,
494 OPJ_UINT32 * p_data_written,
495 opj_event_mgr_t * p_manager );
498 * Gets the maximum size taken by a coc.
500 * @param p_j2k the jpeg2000 codec to use.
502 static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
505 * Reads a COC marker (Coding Style Component)
506 * @param p_header_data the data contained in the COC box.
507 * @param p_j2k the jpeg2000 codec.
508 * @param p_header_size the size of the data contained in the COC marker.
509 * @param p_manager the user event manager.
511 static opj_bool opj_j2k_read_coc ( opj_j2k_t *p_j2k,
512 OPJ_BYTE * p_header_data,
513 OPJ_UINT32 p_header_size,
514 opj_event_mgr_t * p_manager );
517 * Writes the QCD marker (quantization default)
519 * @param p_j2k J2K codec.
520 * @param p_stream the stream to write data to.
521 * @param p_manager the user event manager.
523 static opj_bool opj_j2k_write_qcd( opj_j2k_t *p_j2k,
524 opj_stream_private_t *p_stream,
525 opj_event_mgr_t * p_manager );
528 * Reads a QCD marker (Quantization defaults)
529 * @param p_header_data the data contained in the QCD box.
530 * @param p_j2k the jpeg2000 codec.
531 * @param p_header_size the size of the data contained in the QCD marker.
532 * @param p_manager the user event manager.
534 static opj_bool opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
535 OPJ_BYTE * p_header_data,
536 OPJ_UINT32 p_header_size,
537 opj_event_mgr_t * p_manager );
539 * Writes the QCC marker (quantization component)
541 * @param p_comp_no the index of the component to output.
542 * @param p_stream the stream to write data to.
543 * @param p_j2k J2K codec.
544 * @param p_manager the user event manager.
546 static opj_bool opj_j2k_write_qcc( opj_j2k_t *p_j2k,
547 OPJ_UINT32 p_comp_no,
548 opj_stream_private_t *p_stream,
549 opj_event_mgr_t * p_manager );
552 * Writes the QCC marker (quantization component)
554 * @param p_j2k J2K codec.
555 * @param p_comp_no the index of the component to output.
556 * @param p_data FIXME DOC
557 * @param p_data_written the stream to write data to.
558 * @param p_manager the user event manager.
560 static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
561 OPJ_UINT32 p_comp_no,
563 OPJ_UINT32 * p_data_written,
564 opj_event_mgr_t * p_manager );
567 * Gets the maximum size taken by a qcc.
569 static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k);
572 * Reads a QCC marker (Quantization component)
573 * @param p_header_data the data contained in the QCC box.
574 * @param p_j2k the jpeg2000 codec.
575 * @param p_header_size the size of the data contained in the QCC marker.
576 * @param p_manager the user event manager.
578 static opj_bool opj_j2k_read_qcc( opj_j2k_t *p_j2k,
579 OPJ_BYTE * p_header_data,
580 OPJ_UINT32 p_header_size,
581 opj_event_mgr_t * p_manager);
583 * Writes the POC marker (Progression Order Change)
585 * @param p_stream the stream to write data to.
586 * @param p_j2k J2K codec.
587 * @param p_manager the user event manager.
589 static opj_bool opj_j2k_write_poc( opj_j2k_t *p_j2k,
590 opj_stream_private_t *p_stream,
591 opj_event_mgr_t * p_manager );
593 * Writes the POC marker (Progression Order Change)
595 * @param p_j2k J2K codec.
596 * @param p_data FIXME DOC
597 * @param p_data_written the stream to write data to.
598 * @param p_manager the user event manager.
600 static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
602 OPJ_UINT32 * p_data_written,
603 opj_event_mgr_t * p_manager );
605 * Gets the maximum size taken by the writing of a POC.
607 static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
610 * Reads a POC marker (Progression Order Change)
612 * @param p_header_data the data contained in the POC box.
613 * @param p_j2k the jpeg2000 codec.
614 * @param p_header_size the size of the data contained in the POC marker.
615 * @param p_manager the user event manager.
617 static opj_bool opj_j2k_read_poc ( opj_j2k_t *p_j2k,
618 OPJ_BYTE * p_header_data,
619 OPJ_UINT32 p_header_size,
620 opj_event_mgr_t * p_manager );
623 * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
625 static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k);
628 * Gets the maximum size taken by the headers of the SOT.
630 * @param p_j2k the jpeg2000 codec to use.
632 static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
635 * Reads a CRG marker (Component registration)
637 * @param p_header_data the data contained in the TLM box.
638 * @param p_j2k the jpeg2000 codec.
639 * @param p_header_size the size of the data contained in the TLM marker.
640 * @param p_manager the user event manager.
642 static opj_bool opj_j2k_read_crg ( opj_j2k_t *p_j2k,
643 OPJ_BYTE * p_header_data,
644 OPJ_UINT32 p_header_size,
645 opj_event_mgr_t * p_manager );
647 * Reads a TLM marker (Tile Length Marker)
649 * @param p_header_data the data contained in the TLM box.
650 * @param p_j2k the jpeg2000 codec.
651 * @param p_header_size the size of the data contained in the TLM marker.
652 * @param p_manager the user event manager.
654 static opj_bool opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
655 OPJ_BYTE * p_header_data,
656 OPJ_UINT32 p_header_size,
657 opj_event_mgr_t * p_manager);
660 * Writes the updated tlm.
662 * @param p_stream the stream to write data to.
663 * @param p_j2k J2K codec.
664 * @param p_manager the user event manager.
666 static opj_bool opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
667 opj_stream_private_t *p_stream,
668 opj_event_mgr_t * p_manager );
671 * Reads a PLM marker (Packet length, main header marker)
673 * @param p_header_data the data contained in the TLM box.
674 * @param p_j2k the jpeg2000 codec.
675 * @param p_header_size the size of the data contained in the TLM marker.
676 * @param p_manager the user event manager.
678 static opj_bool opj_j2k_read_plm ( opj_j2k_t *p_j2k,
679 OPJ_BYTE * p_header_data,
680 OPJ_UINT32 p_header_size,
681 opj_event_mgr_t * p_manager);
683 * Reads a PLT marker (Packet length, tile-part header)
685 * @param p_header_data the data contained in the PLT box.
686 * @param p_j2k the jpeg2000 codec.
687 * @param p_header_size the size of the data contained in the PLT marker.
688 * @param p_manager the user event manager.
690 static opj_bool opj_j2k_read_plt ( opj_j2k_t *p_j2k,
691 OPJ_BYTE * p_header_data,
692 OPJ_UINT32 p_header_size,
693 opj_event_mgr_t * p_manager );
697 * Reads a PPM marker (Packed packet headers, main header)
699 * @param p_header_data the data contained in the POC box.
700 * @param p_j2k the jpeg2000 codec.
701 * @param p_header_size the size of the data contained in the POC marker.
702 * @param p_manager the user event manager.
704 static opj_bool j2k_read_ppm_v2 (
706 OPJ_BYTE * p_header_data,
707 OPJ_UINT32 p_header_size,
708 struct opj_event_mgr * p_manager
712 static opj_bool j2k_read_ppm_v3 (
714 OPJ_BYTE * p_header_data,
715 OPJ_UINT32 p_header_size,
716 opj_event_mgr_t * p_manager );
719 * Reads a PPT marker (Packed packet headers, tile-part header)
721 * @param p_header_data the data contained in the PPT box.
722 * @param p_j2k the jpeg2000 codec.
723 * @param p_header_size the size of the data contained in the PPT marker.
724 * @param p_manager the user event manager.
726 static opj_bool opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
727 OPJ_BYTE * p_header_data,
728 OPJ_UINT32 p_header_size,
729 opj_event_mgr_t * p_manager );
731 * Writes the TLM marker (Tile Length Marker)
733 * @param p_stream the stream to write data to.
734 * @param p_j2k J2K codec.
735 * @param p_manager the user event manager.
737 static opj_bool opj_j2k_write_tlm( opj_j2k_t *p_j2k,
738 opj_stream_private_t *p_stream,
739 opj_event_mgr_t * p_manager );
742 * Writes the SOT marker (Start of tile-part)
744 * @param p_j2k J2K codec.
745 * @param p_data FIXME DOC
746 * @param p_data_written FIXME DOC
747 * @param p_stream the stream to write data to.
748 * @param p_manager the user event manager.
750 static opj_bool opj_j2k_write_sot( opj_j2k_t *p_j2k,
752 OPJ_UINT32 * p_data_written,
753 const opj_stream_private_t *p_stream,
754 opj_event_mgr_t * p_manager );
757 * Reads a PPT marker (Packed packet headers, tile-part header)
759 * @param p_header_data the data contained in the PPT box.
760 * @param p_j2k the jpeg2000 codec.
761 * @param p_header_size the size of the data contained in the PPT marker.
762 * @param p_manager the user event manager.
764 static opj_bool opj_j2k_read_sot ( opj_j2k_t *p_j2k,
765 OPJ_BYTE * p_header_data,
766 OPJ_UINT32 p_header_size,
767 opj_event_mgr_t * p_manager );
769 * Writes the SOD marker (Start of data)
771 * @param p_j2k J2K codec.
772 * @param p_tile_coder FIXME DOC
773 * @param p_data FIXME DOC
774 * @param p_data_written FIXME DOC
775 * @param p_total_data_size FIXME DOC
776 * @param p_stream the stream to write data to.
777 * @param p_manager the user event manager.
779 static opj_bool opj_j2k_write_sod( opj_j2k_t *p_j2k,
780 opj_tcd_t * p_tile_coder,
782 OPJ_UINT32 * p_data_written,
783 OPJ_UINT32 p_total_data_size,
784 const opj_stream_private_t *p_stream,
785 opj_event_mgr_t * p_manager );
788 * Reads a SOD marker (Start Of Data)
790 * @param p_j2k the jpeg2000 codec.
791 * @param p_stream FIXME DOC
792 * @param p_manager the user event manager.
794 static opj_bool opj_j2k_read_sod( opj_j2k_t *p_j2k,
795 opj_stream_private_t *p_stream,
796 opj_event_mgr_t * p_manager );
798 void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size )
800 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */
801 ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
803 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */
804 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
808 * Writes the RGN marker (Region Of Interest)
810 * @param p_tile_no the tile to output
811 * @param p_comp_no the component to output
812 * @param p_stream the stream to write data to.
813 * @param p_j2k J2K codec.
814 * @param p_manager the user event manager.
816 static opj_bool opj_j2k_write_rgn( opj_j2k_t *p_j2k,
817 OPJ_UINT32 p_tile_no,
818 OPJ_UINT32 p_comp_no,
819 opj_stream_private_t *p_stream,
820 opj_event_mgr_t * p_manager );
823 * Reads a RGN marker (Region Of Interest)
825 * @param p_header_data the data contained in the POC box.
826 * @param p_j2k the jpeg2000 codec.
827 * @param p_header_size the size of the data contained in the POC marker.
828 * @param p_manager the user event manager.
830 static opj_bool opj_j2k_read_rgn (opj_j2k_t *p_j2k,
831 OPJ_BYTE * p_header_data,
832 OPJ_UINT32 p_header_size,
833 opj_event_mgr_t * p_manager );
836 * Writes the EOC marker (End of Codestream)
838 * @param p_stream the stream to write data to.
839 * @param p_j2k J2K codec.
840 * @param p_manager the user event manager.
842 static opj_bool opj_j2k_write_eoc( opj_j2k_t *p_j2k,
843 opj_stream_private_t *p_stream,
844 opj_event_mgr_t * p_manager );
847 * Reads a EOC marker (End Of Codestream)
849 * @param p_j2k the jpeg2000 codec.
850 * @param p_stream FIXME DOC
851 * @param p_manager the user event manager.
853 static opj_bool opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
854 opj_stream_private_t *p_stream,
855 opj_event_mgr_t * p_manager );
858 * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
860 * @param p_stream the stream to write data to.
861 * @param p_j2k J2K codec.
862 * @param p_manager the user event manager.
864 static opj_bool opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
865 opj_stream_private_t *p_stream,
866 opj_event_mgr_t * p_manager );
871 * @param p_stream the stream to write data to.
872 * @param p_j2k J2K codec.
873 * @param p_manager the user event manager.
875 static opj_bool opj_j2k_init_info( opj_j2k_t *p_j2k,
876 opj_stream_private_t *p_stream,
877 opj_event_mgr_t * p_manager );
880 Add main header marker information
881 @param cstr_index Codestream information structure
882 @param type marker type
883 @param pos byte offset of marker segment
884 @param len length of marker segment
886 static opj_bool opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
888 Add tile header marker information
889 @param tileno tile index number
890 @param cstr_index Codestream information structure
891 @param type marker type
892 @param pos byte offset of marker segment
893 @param len length of marker segment
895 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);
898 * Reads an unknown marker
900 * @param p_j2k the jpeg2000 codec.
901 * @param p_stream the stream object to read from.
902 * @param output_marker FIXME DOC
903 * @param p_manager the user event manager.
905 * @return true if the marker could be deduced.
907 static opj_bool opj_j2k_read_unk( opj_j2k_t *p_j2k,
908 opj_stream_private_t *p_stream,
909 OPJ_UINT32 *output_marker,
910 opj_event_mgr_t * p_manager );
913 * Writes the MCT marker (Multiple Component Transform)
915 * @param p_j2k J2K codec.
916 * @param p_mct_record FIXME DOC
917 * @param p_stream the stream to write data to.
918 * @param p_manager the user event manager.
920 static opj_bool opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
921 opj_mct_data_t * p_mct_record,
922 opj_stream_private_t *p_stream,
923 opj_event_mgr_t * p_manager );
926 * Reads a MCT marker (Multiple Component Transform)
928 * @param p_header_data the data contained in the MCT box.
929 * @param p_j2k the jpeg2000 codec.
930 * @param p_header_size the size of the data contained in the MCT marker.
931 * @param p_manager the user event manager.
933 static opj_bool opj_j2k_read_mct ( opj_j2k_t *p_j2k,
934 OPJ_BYTE * p_header_data,
935 OPJ_UINT32 p_header_size,
936 opj_event_mgr_t * p_manager );
939 * Writes the MCC marker (Multiple Component Collection)
941 * @param p_j2k J2K codec.
942 * @param p_mcc_record FIXME DOC
943 * @param p_stream the stream to write data to.
944 * @param p_manager the user event manager.
946 static opj_bool opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
947 opj_simple_mcc_decorrelation_data_t * p_mcc_record,
948 opj_stream_private_t *p_stream,
949 opj_event_mgr_t * p_manager );
952 * Reads a MCC marker (Multiple Component Collection)
954 * @param p_header_data the data contained in the MCC box.
955 * @param p_j2k the jpeg2000 codec.
956 * @param p_header_size the size of the data contained in the MCC marker.
957 * @param p_manager the user event manager.
959 static opj_bool opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
960 OPJ_BYTE * p_header_data,
961 OPJ_UINT32 p_header_size,
962 opj_event_mgr_t * p_manager );
965 * Writes the MCO marker (Multiple component transformation ordering)
967 * @param p_stream the stream to write data to.
968 * @param p_j2k J2K codec.
969 * @param p_manager the user event manager.
971 static opj_bool opj_j2k_write_mco( opj_j2k_t *p_j2k,
972 opj_stream_private_t *p_stream,
973 opj_event_mgr_t * p_manager );
976 * Reads a MCO marker (Multiple Component Transform Ordering)
978 * @param p_header_data the data contained in the MCO box.
979 * @param p_j2k the jpeg2000 codec.
980 * @param p_header_size the size of the data contained in the MCO marker.
981 * @param p_manager the user event manager.
983 static opj_bool opj_j2k_read_mco ( opj_j2k_t *p_j2k,
984 OPJ_BYTE * p_header_data,
985 OPJ_UINT32 p_header_size,
986 opj_event_mgr_t * p_manager );
988 static opj_bool opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index);
990 static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
991 static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
992 static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
993 static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
995 static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
996 static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
997 static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
998 static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1000 static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1001 static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1002 static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1003 static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1006 * Ends the encoding, i.e. frees memory.
1008 * @param p_stream the stream to write data to.
1009 * @param p_j2k J2K codec.
1010 * @param p_manager the user event manager.
1012 static opj_bool opj_j2k_end_encoding( opj_j2k_t *p_j2k,
1013 opj_stream_private_t *p_stream,
1014 opj_event_mgr_t * p_manager );
1017 * Writes the CBD marker (Component bit depth definition)
1019 * @param p_stream the stream to write data to.
1020 * @param p_j2k J2K codec.
1021 * @param p_manager the user event manager.
1023 static opj_bool opj_j2k_write_cbd( opj_j2k_t *p_j2k,
1024 opj_stream_private_t *p_stream,
1025 opj_event_mgr_t * p_manager );
1028 * Reads a CBD marker (Component bit depth definition)
1029 * @param p_header_data the data contained in the CBD box.
1030 * @param p_j2k the jpeg2000 codec.
1031 * @param p_header_size the size of the data contained in the CBD marker.
1032 * @param p_manager the user event manager.
1034 static opj_bool opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
1035 OPJ_BYTE * p_header_data,
1036 OPJ_UINT32 p_header_size,
1037 opj_event_mgr_t * p_manager);
1040 * Writes the image components.
1042 * @param p_stream the stream to write data to.
1043 * @param p_j2k J2K codec.
1044 * @param p_manager the user event manager.
1046 static opj_bool opj_j2k_write_image_components( opj_j2k_t *p_j2k,
1047 opj_stream_private_t *p_stream,
1048 opj_event_mgr_t * p_manager );
1051 * Writes regions of interests.
1053 * @param p_stream the stream to write data to.
1054 * @param p_j2k J2K codec.
1055 * @param p_manager the user event manager.
1057 static opj_bool opj_j2k_write_regions( opj_j2k_t *p_j2k,
1058 opj_stream_private_t *p_stream,
1059 opj_event_mgr_t * p_manager );
1064 * @param p_stream the stream to write data to.
1065 * @param p_j2k J2K codec.
1066 * @param p_manager the user event manager.
1068 static opj_bool opj_j2k_write_epc( opj_j2k_t *p_j2k,
1069 opj_stream_private_t *p_stream,
1070 opj_event_mgr_t * p_manager );
1073 * Checks the progression order changes values. Tells of the poc given as input are valid.
1074 * A nice message is outputted at errors.
1076 * @param p_pocs the progression order changes.
1077 * @param p_nb_pocs the number of progression order changes.
1078 * @param p_nb_resolutions the number of resolutions.
1079 * @param numcomps the number of components
1080 * @param numlayers the number of layers.
1081 * @param p_manager the user event manager.
1083 * @return true if the pocs are valid.
1085 static opj_bool opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1086 OPJ_UINT32 p_nb_pocs,
1087 OPJ_UINT32 p_nb_resolutions,
1088 OPJ_UINT32 numcomps,
1089 OPJ_UINT32 numlayers,
1090 opj_event_mgr_t * p_manager);
1093 * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
1095 * @param cp the coding parameters.
1096 * @param pino the offset of the given poc (i.e. its position in the coding parameter).
1097 * @param tileno the given tile.
1099 * @return the number of tile parts.
1101 static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno);
1104 * Calculates the total number of tile parts needed by the encoder to
1105 * encode such an image. If not enough memory is available, then the function return false.
1107 * @param p_nb_tiles pointer that will hold the number of tile parts.
1108 * @param cp the coding parameters for the image.
1109 * @param image the image to encode.
1110 * @param p_j2k the p_j2k encoder.
1111 * @param p_manager the user event manager.
1113 * @return true if the function was successful, false else.
1115 static opj_bool opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1117 OPJ_UINT32 * p_nb_tiles,
1119 opj_event_mgr_t * p_manager);
1121 static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
1123 static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
1125 static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
1127 static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
1129 static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
1135 /* ----------------------------------------------------------------------- */
1136 typedef struct j2k_prog_order{
1137 OPJ_PROG_ORDER enum_prog;
1141 j2k_prog_order_t j2k_prog_order_list[] = {
1147 {(OPJ_PROG_ORDER)-1, ""}
1153 static const OPJ_UINT32 MCT_ELEMENT_SIZE [] =
1161 typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem);
1163 const opj_j2k_mct_function j2k_mct_read_functions_to_float [] =
1165 opj_j2k_read_int16_to_float,
1166 opj_j2k_read_int32_to_float,
1167 opj_j2k_read_float32_to_float,
1168 opj_j2k_read_float64_to_float
1171 const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] =
1173 opj_j2k_read_int16_to_int32,
1174 opj_j2k_read_int32_to_int32,
1175 opj_j2k_read_float32_to_int32,
1176 opj_j2k_read_float64_to_int32
1179 const opj_j2k_mct_function j2k_mct_write_functions_from_float [] =
1181 opj_j2k_write_float_to_int16,
1182 opj_j2k_write_float_to_int32,
1183 opj_j2k_write_float_to_float,
1184 opj_j2k_write_float_to_float64
1187 typedef struct opj_dec_memory_marker_handler
1191 /** value of the state when the marker can appear */
1193 /** action linked to the marker */
1194 opj_bool (*handler) ( opj_j2k_t *p_j2k,
1195 OPJ_BYTE * p_header_data,
1196 OPJ_UINT32 p_header_size,
1197 opj_event_mgr_t * p_manager );
1199 opj_dec_memory_marker_handler_t;
1201 const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
1203 {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
1204 {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
1205 {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
1206 {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
1207 {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
1208 {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
1209 {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
1210 {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
1211 {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
1212 {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
1213 {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
1214 {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3},
1215 {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
1217 {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
1218 {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
1219 {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
1220 {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd},
1221 {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
1222 {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
1224 #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
1225 {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
1226 {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
1227 {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
1228 {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
1230 #endif /* USE_JPWL */
1232 {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
1233 {J2K_MS_INSEC, 0, j2k_read_insec}
1234 #endif /* USE_JPSEC */
1235 {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
1238 void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1240 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1241 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1245 for (i=0;i<p_nb_elem;++i) {
1246 opj_read_bytes(l_src_data,&l_temp,2);
1248 l_src_data+=sizeof(OPJ_INT16);
1250 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1254 void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1256 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1257 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1261 for (i=0;i<p_nb_elem;++i) {
1262 opj_read_bytes(l_src_data,&l_temp,4);
1264 l_src_data+=sizeof(OPJ_INT32);
1266 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1270 void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1272 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1273 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1277 for (i=0;i<p_nb_elem;++i) {
1278 opj_read_float(l_src_data,&l_temp);
1280 l_src_data+=sizeof(OPJ_FLOAT32);
1282 *(l_dest_data++) = l_temp;
1286 void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1288 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1289 OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
1293 for (i=0;i<p_nb_elem;++i) {
1294 opj_read_double(l_src_data,&l_temp);
1296 l_src_data+=sizeof(OPJ_FLOAT64);
1298 *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
1302 void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1304 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1305 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1309 for (i=0;i<p_nb_elem;++i) {
1310 opj_read_bytes(l_src_data,&l_temp,2);
1312 l_src_data+=sizeof(OPJ_INT16);
1314 *(l_dest_data++) = (OPJ_INT32) l_temp;
1318 void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1320 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1321 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1325 for (i=0;i<p_nb_elem;++i) {
1326 opj_read_bytes(l_src_data,&l_temp,4);
1328 l_src_data+=sizeof(OPJ_INT32);
1330 *(l_dest_data++) = (OPJ_INT32) l_temp;
1334 void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1336 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1337 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1341 for (i=0;i<p_nb_elem;++i) {
1342 opj_read_float(l_src_data,&l_temp);
1344 l_src_data+=sizeof(OPJ_FLOAT32);
1346 *(l_dest_data++) = (OPJ_INT32) l_temp;
1350 void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1352 OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
1353 OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
1357 for (i=0;i<p_nb_elem;++i) {
1358 opj_read_double(l_src_data,&l_temp);
1360 l_src_data+=sizeof(OPJ_FLOAT64);
1362 *(l_dest_data++) = (OPJ_INT32) l_temp;
1366 void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1368 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1369 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1373 for (i=0;i<p_nb_elem;++i) {
1374 l_temp = (OPJ_UINT32) *(l_src_data++);
1376 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16));
1378 l_dest_data+=sizeof(OPJ_INT16);
1382 void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1384 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1385 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1389 for (i=0;i<p_nb_elem;++i) {
1390 l_temp = (OPJ_UINT32) *(l_src_data++);
1392 opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32));
1394 l_dest_data+=sizeof(OPJ_INT32);
1398 void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1400 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1401 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1405 for (i=0;i<p_nb_elem;++i) {
1406 l_temp = (OPJ_FLOAT32) *(l_src_data++);
1408 opj_write_float(l_dest_data,l_temp);
1410 l_dest_data+=sizeof(OPJ_FLOAT32);
1414 void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem)
1416 OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
1417 OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
1421 for (i=0;i<p_nb_elem;++i) {
1422 l_temp = (OPJ_FLOAT64) *(l_src_data++);
1424 opj_write_double(l_dest_data,l_temp);
1426 l_dest_data+=sizeof(OPJ_FLOAT64);
1430 char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
1431 j2k_prog_order_t *po;
1432 for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){
1433 if(po->enum_prog == prg_order){
1434 return po->str_prog;
1437 return po->str_prog;
1440 opj_bool opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
1441 OPJ_UINT32 p_nb_pocs,
1442 OPJ_UINT32 p_nb_resolutions,
1443 OPJ_UINT32 p_num_comps,
1444 OPJ_UINT32 p_num_layers,
1445 opj_event_mgr_t * p_manager)
1447 OPJ_UINT32* packet_array;
1448 OPJ_UINT32 index , resno, compno, layno;
1450 OPJ_UINT32 step_c = 1;
1451 OPJ_UINT32 step_r = p_num_comps * step_c;
1452 OPJ_UINT32 step_l = p_nb_resolutions * step_r;
1453 opj_bool loss = OPJ_FALSE;
1454 OPJ_UINT32 layno0 = 0;
1456 packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
1457 if (packet_array == 00) {
1458 opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
1461 memset(packet_array,0,step_l * p_num_layers* sizeof(OPJ_UINT32));
1463 if (p_nb_pocs == 0) {
1467 index = step_r * p_pocs->resno0;
1468 /* take each resolution for each poc */
1469 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
1471 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1473 /* take each comp of each resolution for each poc */
1474 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1475 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1477 /* and finally take each layer of each res of ... */
1478 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1479 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1480 packet_array[comp_index] = 1;
1481 comp_index += step_l;
1484 res_index += step_c;
1491 /* iterate through all the pocs */
1492 for (i = 1; i < p_nb_pocs ; ++i) {
1493 OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
1495 layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
1496 index = step_r * p_pocs->resno0;
1498 /* take each resolution for each poc */
1499 for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
1500 OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
1502 /* take each comp of each resolution for each poc */
1503 for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
1504 OPJ_UINT32 comp_index = res_index + layno0 * step_l;
1506 /* and finally take each layer of each res of ... */
1507 for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
1508 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1509 packet_array[comp_index] = 1;
1510 comp_index += step_l;
1513 res_index += step_c;
1523 for (layno = 0; layno < p_num_layers ; ++layno) {
1524 for (resno = 0; resno < p_nb_resolutions; ++resno) {
1525 for (compno = 0; compno < p_num_comps; ++compno) {
1526 loss |= (packet_array[index]!=1);
1527 /*index = step_r * resno + step_c * compno + step_l * layno;*/
1534 opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
1537 opj_free(packet_array);
1542 /* ----------------------------------------------------------------------- */
1544 OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno)
1546 const OPJ_CHAR *prog = 00;
1548 OPJ_UINT32 tpnum = 1;
1549 opj_tcp_t *tcp = 00;
1550 opj_poc_t * l_current_poc = 00;
1553 assert(tileno < (cp->tw * cp->th));
1554 assert(pino < (cp->tcps[tileno].numpocs + 1));
1556 /* get the given tile coding parameter */
1557 tcp = &cp->tcps[tileno];
1560 l_current_poc = &(tcp->pocs[pino]);
1561 assert(l_current_poc != 0);
1563 /* get the progression order as a character string */
1564 prog = opj_j2k_convert_progression_order(tcp->prg);
1565 assert(strlen(prog) > 0);
1567 if (cp->m_specific_param.m_enc.m_tp_on == 1) {
1571 /* component wise */
1573 tpnum *= l_current_poc->compE;
1575 /* resolution wise */
1577 tpnum *= l_current_poc->resE;
1581 tpnum *= l_current_poc->prcE;
1585 tpnum *= l_current_poc->layE;
1588 /* whould we split here ? */
1589 if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) {
1590 cp->m_specific_param.m_enc.m_tp_pos=i;
1602 opj_bool opj_j2k_calculate_tp( opj_j2k_t *p_j2k,
1604 OPJ_UINT32 * p_nb_tiles,
1606 opj_event_mgr_t * p_manager
1609 OPJ_UINT32 pino,tileno;
1610 OPJ_UINT32 l_nb_tiles;
1614 assert(p_nb_tiles != 00);
1616 assert(image != 00);
1617 assert(p_j2k != 00);
1618 assert(p_manager != 00);
1620 l_nb_tiles = cp->tw * cp->th;
1625 /* TODO mergeV2: check this part which use cstr_info */
1626 /*if (p_j2k->cstr_info) {
1627 opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
1629 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1630 OPJ_UINT32 cur_totnum_tp = 0;
1632 opj_pi_update_encoding_parameters(image,cp,tileno);
1634 for (pino = 0; pino <= tcp->numpocs; ++pino)
1636 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1638 *p_nb_tiles = *p_nb_tiles + tp_num;
1640 cur_totnum_tp += tp_num;
1643 tcp->m_nb_tile_parts = cur_totnum_tp;
1645 l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
1646 if (l_info_tile_ptr->tp == 00) {
1650 memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
1652 l_info_tile_ptr->num_tps = cur_totnum_tp;
1659 for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
1660 OPJ_UINT32 cur_totnum_tp = 0;
1662 opj_pi_update_encoding_parameters(image,cp,tileno);
1664 for (pino = 0; pino <= tcp->numpocs; ++pino) {
1665 OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
1667 *p_nb_tiles = *p_nb_tiles + tp_num;
1669 cur_totnum_tp += tp_num;
1671 tcp->m_nb_tile_parts = cur_totnum_tp;
1680 opj_bool opj_j2k_write_soc( opj_j2k_t *p_j2k,
1681 opj_stream_private_t *p_stream,
1682 opj_event_mgr_t * p_manager )
1684 /* 2 bytes will be written */
1685 OPJ_BYTE * l_start_stream = 00;
1688 assert(p_stream != 00);
1689 assert(p_j2k != 00);
1690 assert(p_manager != 00);
1692 l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1694 /* write SOC identifier */
1695 opj_write_bytes(l_start_stream,J2K_MS_SOC,2);
1697 if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) {
1703 /* update markers struct */
1705 opj_bool res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
1707 assert( 0 && "TODO" );
1708 #endif /* USE_JPWL */
1715 * Reads a SOC marker (Start of Codestream)
1716 * @param p_j2k the jpeg2000 file codec.
1717 * @param p_stream FIXME DOC
1718 * @param p_manager the user event manager.
1720 static opj_bool opj_j2k_read_soc( opj_j2k_t *p_j2k,
1721 opj_stream_private_t *p_stream,
1722 opj_event_mgr_t * p_manager
1725 OPJ_BYTE l_data [2];
1726 OPJ_UINT32 l_marker;
1729 assert(p_j2k != 00);
1730 assert(p_manager != 00);
1731 assert(p_stream != 00);
1733 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
1737 opj_read_bytes(l_data,&l_marker,2);
1738 if (l_marker != J2K_MS_SOC) {
1742 /* Next marker should be a SIZ marker in the main header */
1743 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
1745 /* FIXME move it in a index structure included in p_j2k*/
1746 p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
1748 opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
1750 /* Add the marker to the codestream index*/
1751 if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) {
1752 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
1758 opj_bool opj_j2k_write_siz( opj_j2k_t *p_j2k,
1759 opj_stream_private_t *p_stream,
1760 opj_event_mgr_t * p_manager )
1763 OPJ_UINT32 l_size_len;
1764 OPJ_BYTE * l_current_ptr;
1765 opj_image_t * l_image = 00;
1767 opj_image_comp_t * l_img_comp = 00;
1770 assert(p_stream != 00);
1771 assert(p_j2k != 00);
1772 assert(p_manager != 00);
1774 l_image = p_j2k->m_private_image;
1775 cp = &(p_j2k->m_cp);
1776 l_size_len = 40 + 3 * l_image->numcomps;
1777 l_img_comp = l_image->comps;
1779 if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
1781 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
1782 if (! new_header_tile_data) {
1783 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
1784 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
1785 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
1786 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
1789 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
1790 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
1793 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
1795 /* write SOC identifier */
1796 opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */
1799 opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */
1802 opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
1805 opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
1808 opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
1811 opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
1814 opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
1817 opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
1820 opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
1823 opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
1826 opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
1829 opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
1832 for (i = 0; i < l_image->numcomps; ++i) {
1833 /* TODO here with MCT ? */
1834 opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */
1837 opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
1840 opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
1846 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) {
1854 * Reads a SIZ marker (image and tile size)
1855 * @param p_j2k the jpeg2000 file codec.
1856 * @param p_header_data the data contained in the SIZ box.
1857 * @param p_header_size the size of the data contained in the SIZ marker.
1858 * @param p_manager the user event manager.
1860 static opj_bool opj_j2k_read_siz(opj_j2k_t *p_j2k,
1861 OPJ_BYTE * p_header_data,
1862 OPJ_UINT32 p_header_size,
1863 opj_event_mgr_t * p_manager
1867 OPJ_UINT32 l_nb_comp;
1868 OPJ_UINT32 l_nb_comp_remain;
1869 OPJ_UINT32 l_remaining_size;
1870 OPJ_UINT32 l_nb_tiles;
1872 opj_image_t *l_image = 00;
1873 opj_cp_t *l_cp = 00;
1874 opj_image_comp_t * l_img_comp = 00;
1875 opj_tcp_t * l_current_tile_param = 00;
1878 assert(p_j2k != 00);
1879 assert(p_manager != 00);
1880 assert(p_header_data != 00);
1882 l_image = p_j2k->m_private_image;
1883 l_cp = &(p_j2k->m_cp);
1885 /* minimum size == 39 - 3 (= minimum component parameter) */
1886 if (p_header_size < 36) {
1887 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1891 l_remaining_size = p_header_size - 36;
1892 l_nb_comp = l_remaining_size / 3;
1893 l_nb_comp_remain = l_remaining_size % 3;
1894 if (l_nb_comp_remain != 0){
1895 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
1899 opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
1901 l_cp->rsiz = (OPJ_RSIZ_CAPABILITIES) l_tmp;
1902 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
1904 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
1906 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
1908 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
1910 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
1912 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
1914 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
1916 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
1918 opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
1921 l_image->numcomps = (OPJ_UINT16) l_tmp;
1923 opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
1927 if (l_image->numcomps != l_nb_comp) {
1928 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);
1933 if (l_cp->correct) {
1934 /* if JPWL is on, we check whether TX errors have damaged
1935 too much the SIZ parameters */
1936 if (!(l_image->x1 * l_image->y1)) {
1937 opj_event_msg(p_manager, EVT_ERROR,
1938 "JPWL: bad image size (%d x %d)\n",
1939 l_image->x1, l_image->y1);
1940 if (!JPWL_ASSUME || JPWL_ASSUME) {
1941 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
1946 /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
1947 if (l_image->numcomps != ((len - 38) / 3)) {
1948 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
1949 "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
1950 l_image->numcomps, ((len - 38) / 3));
1952 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
1955 */ /* we try to correct */
1956 /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
1957 if (l_image->numcomps < ((len - 38) / 3)) {
1958 len = 38 + 3 * l_image->numcomps;
1959 opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
1962 l_image->numcomps = ((len - 38) / 3);
1963 opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
1969 /* update components number in the jpwl_exp_comps filed */
1970 l_cp->exp_comps = l_image->numcomps;
1972 #endif /* USE_JPWL */
1974 /* Allocate the resulting image components */
1975 l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t));
1976 if (l_image->comps == 00){
1977 l_image->numcomps = 0;
1978 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
1982 memset(l_image->comps,0,l_image->numcomps * sizeof(opj_image_comp_t));
1983 l_img_comp = l_image->comps;
1985 /* Read the component information */
1986 for (i = 0; i < l_image->numcomps; ++i){
1988 opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */
1990 l_img_comp->prec = (tmp & 0x7f) + 1;
1991 l_img_comp->sgnd = tmp >> 7;
1992 opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */
1994 l_img_comp->dx = (OPJ_INT32)tmp; /* should be between 1 and 255 */
1995 opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */
1997 l_img_comp->dy = (OPJ_INT32)tmp; /* should be between 1 and 255 */
2000 if (l_cp->correct) {
2001 /* if JPWL is on, we check whether TX errors have damaged
2002 too much the SIZ parameters, again */
2003 if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
2004 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2005 "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
2006 i, i, l_image->comps[i].dx, l_image->comps[i].dy);
2008 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2011 /* we try to correct */
2012 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2013 if (!l_image->comps[i].dx) {
2014 l_image->comps[i].dx = 1;
2015 opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
2016 i, l_image->comps[i].dx);
2018 if (!l_image->comps[i].dy) {
2019 l_image->comps[i].dy = 1;
2020 opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
2021 i, l_image->comps[i].dy);
2025 #endif /* USE_JPWL */
2026 l_img_comp->resno_decoded = 0; /* number of resolution decoded */
2027 l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
2031 /* Compute the number of tiles */
2032 l_cp->tw = opj_int_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx);
2033 l_cp->th = opj_int_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy);
2034 l_nb_tiles = l_cp->tw * l_cp->th;
2036 /* Define the tiles which will be decoded */
2037 if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
2038 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;
2039 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;
2040 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);
2041 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);
2044 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
2045 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
2046 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
2047 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
2051 if (l_cp->correct) {
2052 /* if JPWL is on, we check whether TX errors have damaged
2053 too much the SIZ parameters */
2054 if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) {
2055 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2056 "JPWL: bad number of tiles (%d x %d)\n",
2057 l_cp->tw, l_cp->th);
2059 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2062 /* we try to correct */
2063 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
2066 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n",
2069 if (l_cp->tw > l_cp->max_tiles) {
2071 opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n"
2072 "- setting %d tiles in x => HYPOTHESIS!!!\n",
2073 l_cp->max_tiles, l_cp->tw);
2077 opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n",
2080 if (l_cp->th > l_cp->max_tiles) {
2082 opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n",
2083 "- setting %d tiles in y => HYPOTHESIS!!!\n",
2084 l_cp->max_tiles, l_cp->th);
2088 #endif /* USE_JPWL */
2090 /* memory allocations */
2091 l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
2092 if (l_cp->tcps == 00) {
2093 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2096 memset(l_cp->tcps,0,l_nb_tiles*sizeof(opj_tcp_t));
2099 if (l_cp->correct) {
2101 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
2102 "JPWL: could not alloc tcps field of cp\n");
2103 if (!JPWL_ASSUME || JPWL_ASSUME) {
2104 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2109 #endif /* USE_JPWL */
2111 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
2112 (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
2113 if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
2114 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2117 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps ,0,l_image->numcomps*sizeof(opj_tccp_t));
2119 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
2120 (opj_mct_data_t*)opj_malloc(J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2122 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
2123 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2126 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records,0,J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
2127 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = J2K_MCT_DEFAULT_NB_RECORDS;
2129 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
2130 (opj_simple_mcc_decorrelation_data_t*)
2131 opj_malloc(J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2133 if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
2134 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2137 memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records,0,J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
2138 p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = J2K_MCC_DEFAULT_NB_RECORDS;
2140 /* set up default dc level shift */
2141 for (i=0;i<l_image->numcomps;++i) {
2142 if (! l_image->comps[i].sgnd) {
2143 p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
2147 l_current_tile_param = l_cp->tcps;
2148 for (i = 0; i < l_nb_tiles; ++i) {
2149 l_current_tile_param->tccps = (opj_tccp_t*) opj_malloc(l_image->numcomps * sizeof(opj_tccp_t));
2150 if (l_current_tile_param->tccps == 00) {
2151 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
2154 memset(l_current_tile_param->tccps,0,l_image->numcomps * sizeof(opj_tccp_t));
2156 ++l_current_tile_param;
2159 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
2160 opj_image_comp_header_update(l_image,l_cp);
2165 opj_bool opj_j2k_write_com( opj_j2k_t *p_j2k,
2166 opj_stream_private_t *p_stream,
2167 opj_event_mgr_t * p_manager
2170 OPJ_UINT32 l_comment_size;
2171 OPJ_UINT32 l_total_com_size;
2172 const OPJ_CHAR *l_comment;
2173 OPJ_BYTE * l_current_ptr = 00;
2176 assert(p_j2k != 00);
2177 assert(p_stream != 00);
2178 assert(p_manager != 00);
2180 l_comment = p_j2k->m_cp.comment;
2181 l_comment_size = strlen(l_comment);
2182 l_total_com_size = l_comment_size + 6;
2184 if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2185 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);
2186 if (! new_header_tile_data) {
2187 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2188 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2189 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2190 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n");
2193 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2194 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
2197 l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2199 opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */
2202 opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */
2205 opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */
2208 memcpy( l_current_ptr,l_comment,l_comment_size);
2210 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) {
2218 * Reads a COM marker (comments)
2219 * @param p_j2k the jpeg2000 file codec.
2220 * @param p_header_data the data contained in the COM box.
2221 * @param p_header_size the size of the data contained in the COM marker.
2222 * @param p_manager the user event manager.
2224 static opj_bool opj_j2k_read_com ( opj_j2k_t *p_j2k,
2225 OPJ_BYTE * p_header_data,
2226 OPJ_UINT32 p_header_size,
2227 opj_event_mgr_t * p_manager
2231 assert(p_j2k != 00);
2232 assert(p_manager != 00);
2233 assert(p_header_data != 00);
2234 (void)p_header_size;
2239 opj_bool opj_j2k_write_cod( opj_j2k_t *p_j2k,
2240 opj_stream_private_t *p_stream,
2241 opj_event_mgr_t * p_manager )
2243 opj_cp_t *l_cp = 00;
2244 opj_tcp_t *l_tcp = 00;
2245 OPJ_UINT32 l_code_size,l_remaining_size;
2246 OPJ_BYTE * l_current_data = 00;
2249 assert(p_j2k != 00);
2250 assert(p_manager != 00);
2251 assert(p_stream != 00);
2253 l_cp = &(p_j2k->m_cp);
2254 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2255 l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0);
2256 l_remaining_size = l_code_size;
2258 if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2259 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
2260 if (! new_header_tile_data) {
2261 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2262 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2263 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2264 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
2267 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2268 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
2271 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2273 opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */
2274 l_current_data += 2;
2276 opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */
2277 l_current_data += 2;
2279 opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */
2282 opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */
2285 opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */
2288 opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */
2291 l_remaining_size -= 9;
2293 if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2294 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2298 if (l_remaining_size != 0) {
2299 opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
2303 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) {
2311 * Reads a COD marker (Coding Styke defaults)
2312 * @param p_header_data the data contained in the COD box.
2313 * @param p_j2k the jpeg2000 codec.
2314 * @param p_header_size the size of the data contained in the COD marker.
2315 * @param p_manager the user event manager.
2317 static opj_bool opj_j2k_read_cod ( opj_j2k_t *p_j2k,
2318 OPJ_BYTE * p_header_data,
2319 OPJ_UINT32 p_header_size,
2320 opj_event_mgr_t * p_manager
2326 opj_cp_t *l_cp = 00;
2327 opj_tcp_t *l_tcp = 00;
2328 opj_image_t *l_image = 00;
2331 assert(p_header_data != 00);
2332 assert(p_j2k != 00);
2333 assert(p_manager != 00);
2335 l_image = p_j2k->m_private_image;
2336 l_cp = &(p_j2k->m_cp);
2338 /* If we are in the first tile-part header of the current tile */
2339 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
2340 &l_cp->tcps[p_j2k->m_current_tile_number] :
2341 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2343 /* Make sure room is sufficient */
2344 if (p_header_size < 5) {
2345 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2349 opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */
2351 opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */
2353 l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
2354 opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */
2357 /* If user didn't set a number layer to decode take the max specify in the codestream. */
2358 if (l_cp->m_specific_param.m_dec.m_layer) {
2359 l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
2362 l_tcp->num_layers_to_decode = l_tcp->numlayers;
2365 opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */
2369 for (i = 0; i < l_image->numcomps; ++i) {
2370 l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
2373 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2374 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2378 if (p_header_size != 0) {
2379 opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
2383 /* Apply the coding style to other components of the current tile or the m_default_tcp*/
2384 opj_j2k_copy_tile_component_parameters(p_j2k);
2387 #ifdef WIP_REMOVE_MSD
2388 if (p_j2k->cstr_info) {
2389 /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
2390 p_j2k->cstr_info->prog = l_tcp->prg;
2391 p_j2k->cstr_info->numlayers = l_tcp->numlayers;
2392 p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32));
2393 for (i = 0; i < l_image->numcomps; ++i) {
2394 p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
2402 opj_bool opj_j2k_write_coc( opj_j2k_t *p_j2k,
2403 OPJ_UINT32 p_comp_no,
2404 opj_stream_private_t *p_stream,
2405 opj_event_mgr_t * p_manager )
2407 OPJ_UINT32 l_coc_size,l_remaining_size;
2408 OPJ_UINT32 l_comp_room;
2411 assert(p_j2k != 00);
2412 assert(p_manager != 00);
2413 assert(p_stream != 00);
2415 l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
2417 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2419 if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2420 OPJ_BYTE *new_header_tile_data;
2421 /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
2422 = (OPJ_BYTE*)opj_realloc(
2423 p_j2k->m_specific_param.m_encoder.m_header_tile_data,
2426 new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
2427 if (! new_header_tile_data) {
2428 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2429 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2430 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2431 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
2434 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2435 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
2438 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);
2440 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) {
2447 void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k,
2448 OPJ_UINT32 p_comp_no,
2450 OPJ_UINT32 * p_data_written,
2451 opj_event_mgr_t * p_manager
2454 opj_cp_t *l_cp = 00;
2455 opj_tcp_t *l_tcp = 00;
2456 OPJ_UINT32 l_coc_size,l_remaining_size;
2457 OPJ_BYTE * l_current_data = 00;
2458 opj_image_t *l_image = 00;
2459 OPJ_UINT32 l_comp_room;
2462 assert(p_j2k != 00);
2463 assert(p_manager != 00);
2465 l_cp = &(p_j2k->m_cp);
2466 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
2467 l_image = p_j2k->m_private_image;
2468 l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
2470 l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2471 l_remaining_size = l_coc_size;
2473 l_current_data = p_data;
2475 opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */
2476 l_current_data += 2;
2478 opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */
2479 l_current_data += 2;
2481 opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */
2482 l_current_data+=l_comp_room;
2484 opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */
2487 l_remaining_size -= (5 + l_comp_room);
2488 opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager);
2489 * p_data_written = l_coc_size;
2492 OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
2495 OPJ_UINT32 l_nb_comp;
2496 OPJ_UINT32 l_nb_tiles;
2497 OPJ_UINT32 l_max = 0;
2501 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2502 l_nb_comp = p_j2k->m_private_image->numcomps;
2504 for (i=0;i<l_nb_tiles;++i) {
2505 for (j=0;j<l_nb_comp;++j) {
2506 l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j));
2514 * Reads a COC marker (Coding Style Component)
2515 * @param p_header_data the data contained in the COC box.
2516 * @param p_j2k the jpeg2000 codec.
2517 * @param p_header_size the size of the data contained in the COC marker.
2518 * @param p_manager the user event manager.
2520 static opj_bool opj_j2k_read_coc ( opj_j2k_t *p_j2k,
2521 OPJ_BYTE * p_header_data,
2522 OPJ_UINT32 p_header_size,
2523 opj_event_mgr_t * p_manager
2526 opj_cp_t *l_cp = NULL;
2527 opj_tcp_t *l_tcp = NULL;
2528 opj_image_t *l_image = NULL;
2529 OPJ_UINT32 l_comp_room;
2530 OPJ_UINT32 l_comp_no;
2533 assert(p_header_data != 00);
2534 assert(p_j2k != 00);
2535 assert(p_manager != 00);
2537 l_cp = &(p_j2k->m_cp);
2538 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/
2539 &l_cp->tcps[p_j2k->m_current_tile_number] :
2540 p_j2k->m_specific_param.m_decoder.m_default_tcp;
2541 l_image = p_j2k->m_private_image;
2543 l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
2545 /* make sure room is sufficient*/
2546 if (p_header_size < l_comp_room + 1) {
2547 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2550 p_header_size -= l_comp_room + 1;
2552 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */
2553 p_header_data += l_comp_room;
2554 if (l_comp_no >= l_image->numcomps) {
2555 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n");
2559 opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */
2562 if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2563 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2567 if (p_header_size != 0) {
2568 opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
2574 opj_bool opj_j2k_write_qcd( opj_j2k_t *p_j2k,
2575 opj_stream_private_t *p_stream,
2576 opj_event_mgr_t * p_manager
2579 OPJ_UINT32 l_qcd_size,l_remaining_size;
2580 OPJ_BYTE * l_current_data = 00;
2583 assert(p_j2k != 00);
2584 assert(p_manager != 00);
2585 assert(p_stream != 00);
2587 l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0);
2588 l_remaining_size = l_qcd_size;
2590 if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2591 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
2592 if (! new_header_tile_data) {
2593 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2594 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2595 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2596 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
2599 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2600 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
2603 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
2605 opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */
2606 l_current_data += 2;
2608 opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */
2609 l_current_data += 2;
2611 l_remaining_size -= 4;
2613 if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) {
2614 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2618 if (l_remaining_size != 0) {
2619 opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
2623 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) {
2631 * Reads a QCD marker (Quantization defaults)
2632 * @param p_header_data the data contained in the QCD box.
2633 * @param p_j2k the jpeg2000 codec.
2634 * @param p_header_size the size of the data contained in the QCD marker.
2635 * @param p_manager the user event manager.
2637 static opj_bool opj_j2k_read_qcd ( opj_j2k_t *p_j2k,
2638 OPJ_BYTE * p_header_data,
2639 OPJ_UINT32 p_header_size,
2640 opj_event_mgr_t * p_manager
2644 assert(p_header_data != 00);
2645 assert(p_j2k != 00);
2646 assert(p_manager != 00);
2648 if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) {
2649 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2653 if (p_header_size != 0) {
2654 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
2658 /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
2659 opj_j2k_copy_tile_quantization_parameters(p_j2k);
2664 opj_bool opj_j2k_write_qcc( opj_j2k_t *p_j2k,
2665 OPJ_UINT32 p_comp_no,
2666 opj_stream_private_t *p_stream,
2667 opj_event_mgr_t * p_manager
2670 OPJ_UINT32 l_qcc_size,l_remaining_size;
2673 assert(p_j2k != 00);
2674 assert(p_manager != 00);
2675 assert(p_stream != 00);
2677 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2678 l_remaining_size = l_qcc_size;
2680 if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2681 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
2682 if (! new_header_tile_data) {
2683 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2684 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2685 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2686 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
2689 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2690 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
2693 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);
2695 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) {
2702 void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k,
2703 OPJ_UINT32 p_comp_no,
2705 OPJ_UINT32 * p_data_written,
2706 opj_event_mgr_t * p_manager
2709 OPJ_UINT32 l_qcc_size,l_remaining_size;
2710 OPJ_BYTE * l_current_data = 00;
2713 assert(p_j2k != 00);
2714 assert(p_manager != 00);
2716 l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no);
2717 l_remaining_size = l_qcc_size;
2719 l_current_data = p_data;
2721 opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */
2722 l_current_data += 2;
2724 if (p_j2k->m_private_image->numcomps <= 256) {
2727 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2728 l_current_data += 2;
2730 opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
2733 /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
2734 l_remaining_size -= 6;
2737 opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */
2738 l_current_data += 2;
2740 opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
2743 l_remaining_size -= 6;
2746 opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager);
2748 *p_data_written = l_qcc_size;
2751 OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k)
2753 return opj_j2k_get_max_coc_size(p_j2k);
2757 * Reads a QCC marker (Quantization component)
2758 * @param p_header_data the data contained in the QCC box.
2759 * @param p_j2k the jpeg2000 codec.
2760 * @param p_header_size the size of the data contained in the QCC marker.
2761 * @param p_manager the user event manager.
2763 static opj_bool opj_j2k_read_qcc( opj_j2k_t *p_j2k,
2764 OPJ_BYTE * p_header_data,
2765 OPJ_UINT32 p_header_size,
2766 opj_event_mgr_t * p_manager
2769 OPJ_UINT32 l_num_comp,l_comp_no;
2772 assert(p_header_data != 00);
2773 assert(p_j2k != 00);
2774 assert(p_manager != 00);
2776 l_num_comp = p_j2k->m_private_image->numcomps;
2778 if (l_num_comp <= 256) {
2779 if (p_header_size < 1) {
2780 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2783 opj_read_bytes(p_header_data,&l_comp_no,1);
2788 if (p_header_size < 2) {
2789 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2792 opj_read_bytes(p_header_data,&l_comp_no,2);
2798 if (p_j2k->m_cp.correct) {
2800 static OPJ_UINT32 backup_compno = 0;
2802 /* compno is negative or larger than the number of components!!! */
2803 if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
2804 opj_event_msg(p_manager, EVT_ERROR,
2805 "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
2806 l_comp_no, l_num_comp);
2808 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
2811 /* we try to correct */
2812 l_comp_no = backup_compno % l_num_comp;
2813 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
2814 "- setting component number to %d\n",
2818 /* keep your private count of tiles */
2821 #endif /* USE_JPWL */
2823 if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) {
2824 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2828 if (p_header_size != 0) {
2829 opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
2836 opj_bool opj_j2k_write_poc( opj_j2k_t *p_j2k,
2837 opj_stream_private_t *p_stream,
2838 opj_event_mgr_t * p_manager
2841 OPJ_UINT32 l_nb_comp;
2842 OPJ_UINT32 l_nb_poc;
2843 OPJ_UINT32 l_poc_size;
2844 OPJ_UINT32 l_written_size = 0;
2845 opj_tcp_t *l_tcp = 00;
2846 OPJ_UINT32 l_poc_room;
2849 assert(p_j2k != 00);
2850 assert(p_manager != 00);
2851 assert(p_stream != 00);
2853 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2854 l_nb_comp = p_j2k->m_private_image->numcomps;
2855 l_nb_poc = 1 + l_tcp->numpocs;
2857 if (l_nb_comp <= 256) {
2863 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2865 if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
2866 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
2867 if (! new_header_tile_data) {
2868 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
2869 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
2870 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
2871 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
2874 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
2875 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
2878 opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager);
2880 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) {
2887 void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k,
2889 OPJ_UINT32 * p_data_written,
2890 opj_event_mgr_t * p_manager
2894 OPJ_BYTE * l_current_data = 00;
2895 OPJ_UINT32 l_nb_comp;
2896 OPJ_UINT32 l_nb_poc;
2897 OPJ_UINT32 l_poc_size;
2898 opj_image_t *l_image = 00;
2899 opj_tcp_t *l_tcp = 00;
2900 opj_tccp_t *l_tccp = 00;
2901 opj_poc_t *l_current_poc = 00;
2902 OPJ_UINT32 l_poc_room;
2905 assert(p_j2k != 00);
2906 assert(p_manager != 00);
2908 l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
2909 l_tccp = &l_tcp->tccps[0];
2910 l_image = p_j2k->m_private_image;
2911 l_nb_comp = l_image->numcomps;
2912 l_nb_poc = 1 + l_tcp->numpocs;
2914 if (l_nb_comp <= 256) {
2921 l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
2923 l_current_data = p_data;
2925 opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */
2926 l_current_data += 2;
2928 opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */
2929 l_current_data += 2;
2931 l_current_poc = l_tcp->pocs;
2932 for (i = 0; i < l_nb_poc; ++i) {
2933 opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */
2936 opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */
2937 l_current_data+=l_poc_room;
2939 opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */
2942 opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */
2945 opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */
2946 l_current_data+=l_poc_room;
2948 opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */
2951 /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
2952 l_current_poc->layno1 = opj_int_min(l_current_poc->layno1, l_tcp->numlayers);
2953 l_current_poc->resno1 = opj_int_min(l_current_poc->resno1, l_tccp->numresolutions);
2954 l_current_poc->compno1 = opj_int_min(l_current_poc->compno1, l_nb_comp);
2959 *p_data_written = l_poc_size;
2962 OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
2964 opj_tcp_t * l_tcp = 00;
2965 OPJ_UINT32 l_nb_tiles = 0;
2966 OPJ_UINT32 l_max_poc = 0;
2969 l_tcp = p_j2k->m_cp.tcps;
2970 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
2972 for (i=0;i<l_nb_tiles;++i) {
2973 l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs);
2979 return 4 + 9 * l_max_poc;
2982 OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k)
2985 OPJ_UINT32 l_nb_tiles;
2986 OPJ_UINT32 l_max = 0;
2987 opj_tcp_t * l_tcp = 00;
2989 l_tcp = p_j2k->m_cp.tcps;
2990 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
2992 for (i=0;i<l_nb_tiles;++i) {
2993 l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts);
3001 OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
3003 OPJ_UINT32 l_nb_bytes = 0;
3004 OPJ_UINT32 l_nb_comps;
3005 OPJ_UINT32 l_coc_bytes,l_qcc_bytes;
3007 l_nb_comps = p_j2k->m_private_image->numcomps - 1;
3008 l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
3010 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == 0) {
3011 l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
3012 l_nb_bytes += l_nb_comps * l_coc_bytes;
3014 l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
3015 l_nb_bytes += l_nb_comps * l_qcc_bytes;
3018 l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
3020 /*** DEVELOPER CORNER, Add room for your headers ***/
3026 * Reads a POC marker (Progression Order Change)
3028 * @param p_header_data the data contained in the POC box.
3029 * @param p_j2k the jpeg2000 codec.
3030 * @param p_header_size the size of the data contained in the POC marker.
3031 * @param p_manager the user event manager.
3033 static opj_bool opj_j2k_read_poc ( opj_j2k_t *p_j2k,
3034 OPJ_BYTE * p_header_data,
3035 OPJ_UINT32 p_header_size,
3036 opj_event_mgr_t * p_manager
3039 OPJ_UINT32 i, l_nb_comp, l_tmp;
3040 opj_image_t * l_image = 00;
3041 OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
3042 OPJ_UINT32 l_chunk_size, l_comp_room;
3044 opj_cp_t *l_cp = 00;
3045 opj_tcp_t *l_tcp = 00;
3046 opj_poc_t *l_current_poc = 00;
3049 assert(p_header_data != 00);
3050 assert(p_j2k != 00);
3051 assert(p_manager != 00);
3053 l_image = p_j2k->m_private_image;
3054 l_nb_comp = l_image->numcomps;
3055 if (l_nb_comp <= 256) {
3061 l_chunk_size = 5 + 2 * l_comp_room;
3062 l_current_poc_nb = p_header_size / l_chunk_size;
3063 l_current_poc_remaining = p_header_size % l_chunk_size;
3065 if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
3066 opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
3070 l_cp = &(p_j2k->m_cp);
3071 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
3072 &l_cp->tcps[p_j2k->m_current_tile_number] :
3073 p_j2k->m_specific_param.m_decoder.m_default_tcp;
3074 l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
3075 l_current_poc_nb += l_old_poc_nb;
3077 assert(l_current_poc_nb < 32);
3079 /* now poc is in use.*/
3082 l_current_poc = &l_tcp->pocs[l_old_poc_nb];
3083 for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
3084 opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
3086 opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
3087 p_header_data+=l_comp_room;
3088 opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
3090 opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
3092 opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
3093 p_header_data+=l_comp_room;
3094 opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
3096 l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
3097 /* make sure comp is in acceptable bounds */
3098 l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
3102 l_tcp->numpocs = l_current_poc_nb - 1;
3107 * Reads a CRG marker (Component registration)
3109 * @param p_header_data the data contained in the TLM box.
3110 * @param p_j2k the jpeg2000 codec.
3111 * @param p_header_size the size of the data contained in the TLM marker.
3112 * @param p_manager the user event manager.
3114 static opj_bool opj_j2k_read_crg ( opj_j2k_t *p_j2k,
3115 OPJ_BYTE * p_header_data,
3116 OPJ_UINT32 p_header_size,
3117 opj_event_mgr_t * p_manager
3120 OPJ_UINT32 l_nb_comp;
3122 assert(p_header_data != 00);
3123 assert(p_j2k != 00);
3124 assert(p_manager != 00);
3126 l_nb_comp = p_j2k->m_private_image->numcomps;
3128 if (p_header_size != l_nb_comp *4) {
3129 opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
3132 /* Do not care of this at the moment since only local variables are set here */
3135 (i = 0; i < l_nb_comp; ++i)
3137 opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
3139 opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
3147 * Reads a TLM marker (Tile Length Marker)
3149 * @param p_header_data the data contained in the TLM box.
3150 * @param p_j2k the jpeg2000 codec.
3151 * @param p_header_size the size of the data contained in the TLM marker.
3152 * @param p_manager the user event manager.
3154 static opj_bool opj_j2k_read_tlm ( opj_j2k_t *p_j2k,
3155 OPJ_BYTE * p_header_data,
3156 OPJ_UINT32 p_header_size,
3157 opj_event_mgr_t * p_manager
3160 OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size;
3162 assert(p_header_data != 00);
3163 assert(p_j2k != 00);
3164 assert(p_manager != 00);
3166 if (p_header_size < 2) {
3167 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3172 opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */
3174 opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */
3177 l_ST = ((l_Stlm >> 4) & 0x3);
3178 l_SP = (l_Stlm >> 6) & 0x1;
3180 l_Ptlm_size = (l_SP + 1) * 2;
3181 l_quotient = l_Ptlm_size + l_ST;
3183 l_tot_num_tp_remaining = p_header_size % l_quotient;
3185 if (l_tot_num_tp_remaining != 0) {
3186 opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
3189 /* FIXME Do not care of this at the moment since only local variables are set here */
3192 (i = 0; i < l_tot_num_tp; ++i)
3194 opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
3195 p_header_data += l_ST;
3196 opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
3197 p_header_data += l_Ptlm_size;
3203 * Reads a PLM marker (Packet length, main header marker)
3205 * @param p_header_data the data contained in the TLM box.
3206 * @param p_j2k the jpeg2000 codec.
3207 * @param p_header_size the size of the data contained in the TLM marker.
3208 * @param p_manager the user event manager.
3210 static opj_bool opj_j2k_read_plm ( opj_j2k_t *p_j2k,
3211 OPJ_BYTE * p_header_data,
3212 OPJ_UINT32 p_header_size,
3213 opj_event_mgr_t * p_manager
3217 assert(p_header_data != 00);
3218 assert(p_j2k != 00);
3219 assert(p_manager != 00);
3221 if (p_header_size < 1) {
3222 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3225 /* Do not care of this at the moment since only local variables are set here */
3227 opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
3234 opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
3236 p_header_size -= (1+l_Nplm);
3240 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3244 (i = 0; i < l_Nplm; ++i)
3246 opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
3248 // take only the last seven bytes
3249 l_packet_len |= (l_tmp & 0x7f);
3257 // store packet length and proceed to next packet
3264 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
3273 * Reads a PLT marker (Packet length, tile-part header)
3275 * @param p_header_data the data contained in the PLT box.
3276 * @param p_j2k the jpeg2000 codec.
3277 * @param p_header_size the size of the data contained in the PLT marker.
3278 * @param p_manager the user event manager.
3280 static opj_bool opj_j2k_read_plt ( opj_j2k_t *p_j2k,
3281 OPJ_BYTE * p_header_data,
3282 OPJ_UINT32 p_header_size,
3283 opj_event_mgr_t * p_manager
3286 OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
3289 assert(p_header_data != 00);
3290 assert(p_j2k != 00);
3291 assert(p_manager != 00);
3293 if (p_header_size < 1) {
3294 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3298 opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */
3302 for (i = 0; i < p_header_size; ++i) {
3303 opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */
3305 /* take only the last seven bytes */
3306 l_packet_len |= (l_tmp & 0x7f);
3311 /* store packet length and proceed to next packet */
3316 if (l_packet_len != 0) {
3317 opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
3325 opj_bool j2k_read_ppm_v2 (
3327 OPJ_BYTE * p_header_data,
3328 OPJ_UINT32 p_header_size,
3329 struct opj_event_mgr * p_manager
3333 opj_cp_t *l_cp = 00;
3334 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3337 assert(p_header_data != 00);
3338 assert(p_j2k != 00);
3339 assert(p_manager != 00);
3341 if (p_header_size < 1) {
3342 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3346 l_cp = &(p_j2k->m_cp);
3349 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3353 /* First PPM marker */
3355 if (p_header_size < 4) {
3356 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3360 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3364 /* First PPM marker: Initialization */
3365 l_cp->ppm_len = l_N_ppm;
3366 l_cp->ppm_data_size = 0;
3368 l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3369 if (l_cp->ppm_buffer == 00) {
3370 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3373 memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
3375 l_cp->ppm_data = l_cp->ppm_buffer;
3379 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3380 if (p_header_size >= 4) {
3382 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3385 l_cp->ppm_len += l_N_ppm ;
3387 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3388 if (! new_ppm_buffer) {
3389 opj_free(l_cp->ppm_buffer);
3390 l_cp->ppm_buffer = NULL;
3392 l_cp->ppm_data = NULL;
3393 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
3396 l_cp->ppm_buffer = new_ppm_buffer;
3397 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3398 l_cp->ppm_data = l_cp->ppm_buffer;
3405 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3407 if (l_remaining_data <= p_header_size) {
3408 /* we must store less information than available in the packet */
3409 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3410 l_cp->ppm_data_size = l_cp->ppm_len;
3411 p_header_size -= l_remaining_data;
3412 p_header_data += l_remaining_data;
3415 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3416 l_cp->ppm_data_size += p_header_size;
3417 p_header_data += p_header_size;
3427 opj_bool j2k_read_ppm_v3 (
3429 OPJ_BYTE * p_header_data,
3430 OPJ_UINT32 p_header_size,
3431 struct opj_event_mgr * p_manager
3434 opj_cp_t *l_cp = 00;
3435 OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
3438 assert(p_header_data != 00);
3439 assert(p_j2k != 00);
3440 assert(p_manager != 00);
3442 /* Minimum size of PPM marker is equal to the size of Zppm element */
3443 if (p_header_size < 1) {
3444 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3448 l_cp = &(p_j2k->m_cp);
3451 opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
3455 /* First PPM marker */
3457 /* We need now at least the Nppm^0 element */
3458 if (p_header_size < 4) {
3459 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
3463 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3467 /* First PPM marker: Initialization */
3468 l_cp->ppm_len = l_N_ppm;
3469 l_cp->ppm_data_read = 0;
3471 l_cp->ppm_data = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
3472 l_cp->ppm_buffer = l_cp->ppm_data;
3473 if (l_cp->ppm_data == 00) {
3474 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3477 memset(l_cp->ppm_data,0,l_cp->ppm_len);
3479 l_cp->ppm_data_current = l_cp->ppm_data;
3481 /*l_cp->ppm_data = l_cp->ppm_buffer;*/
3484 if (p_header_size < 4) {
3485 opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n");
3489 /* Uncompleted Ippm series in the previous PPM marker?*/
3490 if (l_cp->ppm_data_read < l_cp->ppm_len) {
3491 /* Get the place where add the remaining Ippm series*/
3492 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
3493 l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
3496 OPJ_BYTE *new_ppm_data;
3497 opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
3501 /* Increase the size of ppm_data to add the new Ippm series*/
3502 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3503 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3504 if (! new_ppm_data) {
3505 opj_free(l_cp->ppm_data);
3506 l_cp->ppm_data = NULL;
3507 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3509 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
3512 l_cp->ppm_data = new_ppm_data;
3513 l_cp->ppm_buffer = l_cp->ppm_data;
3515 /* Keep the position of the place where concatenate the new series*/
3516 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3517 l_cp->ppm_len += l_N_ppm;
3522 l_remaining_data = p_header_size;
3524 while (l_remaining_data >= l_N_ppm) {
3525 /* read a complete Ippm series*/
3526 memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
3527 p_header_size -= l_N_ppm;
3528 p_header_data += l_N_ppm;
3530 l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
3534 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
3539 l_remaining_data = p_header_size;
3543 l_remaining_data = p_header_size;
3545 /* Next Ippm series is a complete series ?*/
3546 if (l_remaining_data > l_N_ppm) {
3547 OPJ_BYTE *new_ppm_data;
3548 /* Increase the size of ppm_data to add the new Ippm series*/
3549 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3550 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3551 if (! new_ppm_data) {
3552 opj_free(l_cp->ppm_data);
3553 l_cp->ppm_data = NULL;
3554 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3556 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");
3559 l_cp->ppm_data = new_ppm_data;
3560 l_cp->ppm_buffer = l_cp->ppm_data;
3562 /* Keep the position of the place where concatenate the new series */
3563 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3564 l_cp->ppm_len += l_N_ppm;
3569 /* Need to read an incomplete Ippm series*/
3570 if (l_remaining_data) {
3571 OPJ_BYTE *new_ppm_data;
3572 assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
3573 new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
3574 if (! new_ppm_data) {
3575 opj_free(l_cp->ppm_data);
3576 l_cp->ppm_data = NULL;
3577 l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
3579 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");
3582 l_cp->ppm_data = new_ppm_data;
3583 l_cp->ppm_buffer = l_cp->ppm_data;
3585 /* Keep the position of the place where concatenate the new series*/
3586 l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
3587 l_cp->ppm_len += l_N_ppm;
3589 /* Read incomplete Ippm series*/
3590 memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
3591 p_header_size -= l_remaining_data;
3592 p_header_data += l_remaining_data;
3594 l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
3599 if (l_cp->ppm_data_size == l_cp->ppm_len) {
3600 if (p_header_size >= 4) {
3602 opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
3605 l_cp->ppm_len += l_N_ppm ;
3607 OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
3608 if (! new_ppm_buffer) {
3609 opj_free(l_cp->ppm_buffer);
3610 l_cp->ppm_buffer = NULL;
3612 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
3615 l_cp->ppm_buffer = new_ppm_buffer;
3616 memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
3618 l_cp->ppm_data = l_cp->ppm_buffer;
3625 l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
3627 if (l_remaining_data <= p_header_size) {
3628 /* we must store less information than available in the packet */
3629 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
3630 l_cp->ppm_data_size = l_cp->ppm_len;
3631 p_header_size -= l_remaining_data;
3632 p_header_data += l_remaining_data;
3635 memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
3636 l_cp->ppm_data_size += p_header_size;
3637 p_header_data += p_header_size;
3647 * Reads a PPT marker (Packed packet headers, tile-part header)
3649 * @param p_header_data the data contained in the PPT box.
3650 * @param p_j2k the jpeg2000 codec.
3651 * @param p_header_size the size of the data contained in the PPT marker.
3652 * @param p_manager the user event manager.
3654 static opj_bool opj_j2k_read_ppt ( opj_j2k_t *p_j2k,
3655 OPJ_BYTE * p_header_data,
3656 OPJ_UINT32 p_header_size,
3657 opj_event_mgr_t * p_manager
3660 opj_cp_t *l_cp = 00;
3661 opj_tcp_t *l_tcp = 00;
3665 assert(p_header_data != 00);
3666 assert(p_j2k != 00);
3667 assert(p_manager != 00);
3669 /* We need to have the Z_ppt element at minimum */
3670 if (p_header_size < 1) {
3671 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
3675 l_cp = &(p_j2k->m_cp);
3677 opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
3681 l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
3684 opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */
3688 /* Allocate buffer to read the packet header */
3690 /* First PPT marker */
3691 l_tcp->ppt_data_size = 0;
3692 l_tcp->ppt_len = p_header_size;
3694 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
3695 if (l_tcp->ppt_buffer == 00) {
3696 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3699 l_tcp->ppt_data = l_tcp->ppt_buffer;
3701 /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */
3704 OPJ_BYTE *new_ppt_buffer;
3705 l_tcp->ppt_len += p_header_size;
3707 new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len);
3708 if (! new_ppt_buffer) {
3709 opj_free(l_tcp->ppt_buffer);
3710 l_tcp->ppt_buffer = NULL;
3712 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
3715 l_tcp->ppt_buffer = new_ppt_buffer;
3716 l_tcp->ppt_data = l_tcp->ppt_buffer;
3718 memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size);
3721 /* Read packet header from buffer */
3722 memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size);
3724 l_tcp->ppt_data_size += p_header_size;
3729 opj_bool opj_j2k_write_tlm( opj_j2k_t *p_j2k,
3730 opj_stream_private_t *p_stream,
3731 opj_event_mgr_t * p_manager
3734 OPJ_BYTE * l_current_data = 00;
3735 OPJ_UINT32 l_tlm_size;
3738 assert(p_j2k != 00);
3739 assert(p_manager != 00);
3740 assert(p_stream != 00);
3742 l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
3744 if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
3745 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
3746 if (! new_header_tile_data) {
3747 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
3748 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
3749 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
3750 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
3753 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
3754 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
3757 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
3759 /* change the way data is written to avoid seeking if possible */
3761 p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
3763 opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */
3764 l_current_data += 2;
3766 opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */
3767 l_current_data += 2;
3769 opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/
3772 opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
3775 /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
3776 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) {
3783 opj_bool opj_j2k_write_sot( opj_j2k_t *p_j2k,
3785 OPJ_UINT32 * p_data_written,
3786 const opj_stream_private_t *p_stream,
3787 opj_event_mgr_t * p_manager
3791 assert(p_j2k != 00);
3792 assert(p_manager != 00);
3793 assert(p_stream != 00);
3795 opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */
3798 opj_write_bytes(p_data,10,2); /* Lsot */
3801 opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */
3807 opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */
3810 opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */
3815 /* update markers struct */
3817 opj_bool res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
3819 assert( 0 && "TODO" );
3820 #endif /* USE_JPWL */
3822 * p_data_written = 12;
3827 opj_bool opj_j2k_read_sot ( opj_j2k_t *p_j2k,
3828 OPJ_BYTE * p_header_data,
3829 OPJ_UINT32 p_header_size,
3830 opj_event_mgr_t * p_manager )
3832 opj_cp_t *l_cp = 00;
3833 opj_tcp_t *l_tcp = 00;
3834 OPJ_UINT32 l_tot_len, l_num_parts = 0;
3835 OPJ_UINT32 l_current_part;
3836 OPJ_UINT32 l_tile_x,l_tile_y;
3839 assert(p_header_data != 00);
3840 assert(p_j2k != 00);
3841 assert(p_manager != 00);
3843 /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
3844 if (p_header_size != 8) {
3845 opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
3849 l_cp = &(p_j2k->m_cp);
3850 opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */
3853 l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
3854 l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
3855 l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
3858 if (l_cp->correct) {
3860 OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
3861 static OPJ_UINT32 backup_tileno = 0;
3863 /* tileno is negative or larger than the number of tiles!!! */
3864 if (tileno > (l_cp->tw * l_cp->th)) {
3865 opj_event_msg(p_manager, EVT_ERROR,
3866 "JPWL: bad tile number (%d out of a maximum of %d)\n",
3867 tileno, (l_cp->tw * l_cp->th));
3869 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3872 /* we try to correct */
3873 tileno = backup_tileno;
3874 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3875 "- setting tile number to %d\n",
3879 /* keep your private count of tiles */
3882 #endif /* USE_JPWL */
3884 /* look for the tile in the list of already processed tile (in parts). */
3885 /* Optimization possible here with a more complex data structure and with the removing of tiles */
3886 /* since the time taken by this function can only grow at the time */
3888 opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */
3891 /* PSot should be equal to zero or >=14 or <= 2^32-1 */
3892 if ((l_tot_len !=0 ) && (l_tot_len < 14) )
3894 if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/
3896 opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len);
3900 opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
3906 if (l_cp->correct) {
3908 /* totlen is negative or larger than the bytes left!!! */
3909 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))) { */
3910 opj_event_msg(p_manager, EVT_ERROR,
3911 "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
3912 l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
3914 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
3917 /* we try to correct */
3919 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
3920 "- setting Psot to %d => assuming it is the last tile\n",
3924 #endif /* USE_JPWL */
3926 /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
3928 opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
3929 "we assuming it is the last tile-part of the codestream.\n");
3930 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
3933 opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
3936 opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
3939 if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
3940 /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
3941 * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
3942 if (l_tcp->m_nb_tile_parts) {
3943 if (l_current_part >= l_tcp->m_nb_tile_parts){
3944 opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
3945 "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
3946 p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
3950 l_tcp->m_nb_tile_parts = l_num_parts;
3953 /* If know the number of tile part header we will check if we didn't read the last*/
3954 if (l_tcp->m_nb_tile_parts) {
3955 if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
3956 p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
3960 if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
3961 /* Keep the size of data to skip after this marker */
3962 p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
3965 /* FIXME: need to be computed from the number of bytes remaining in the codestream */
3966 p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
3969 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
3971 /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
3972 if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
3973 p_j2k->m_specific_param.m_decoder.m_skip_data =
3974 (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
3975 || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
3976 || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
3977 || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
3980 assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
3981 p_j2k->m_specific_param.m_decoder.m_skip_data =
3982 (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
3986 if (p_j2k->cstr_index)
3988 assert(p_j2k->cstr_index->tile_index != 00);
3989 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
3990 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
3992 if (l_num_parts != 0){
3993 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
3994 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
3996 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
3997 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
3998 (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
4001 opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
4002 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
4003 if (! new_tp_index) {
4004 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4005 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4006 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4009 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4013 /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
4015 if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
4016 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
4017 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
4018 (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
4019 sizeof(opj_tp_index_t));
4022 if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
4023 opj_tp_index_t *new_tp_index;
4024 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps += 10;
4025 new_tp_index = (opj_tp_index_t *) opj_realloc(
4026 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
4027 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
4028 if (! new_tp_index) {
4029 opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
4030 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
4031 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
4032 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
4035 p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
4043 /* 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 */
4044 /* if (p_j2k->cstr_info) {
4047 p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
4050 p_j2k->cstr_info->tile[tileno].tileno = tileno;
4051 p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
4052 p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
4053 p_j2k->cstr_info->tile[tileno].num_tps = numparts;
4056 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
4059 p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
4063 p_j2k->cstr_info->tile[tileno].end_pos += totlen;
4066 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
4067 p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
4068 p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
4073 opj_bool opj_j2k_write_sod( opj_j2k_t *p_j2k,
4074 opj_tcd_t * p_tile_coder,
4076 OPJ_UINT32 * p_data_written,
4077 OPJ_UINT32 p_total_data_size,
4078 const opj_stream_private_t *p_stream,
4079 opj_event_mgr_t * p_manager
4082 opj_codestream_info_t *l_cstr_info = 00;
4083 OPJ_UINT32 l_remaining_data;
4086 assert(p_j2k != 00);
4087 assert(p_manager != 00);
4088 assert(p_stream != 00);
4090 opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */
4093 /* make room for the EOF marker */
4094 l_remaining_data = p_total_data_size - 4;
4096 /* update tile coder */
4097 p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
4098 p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
4101 /* TODO mergeV2: check this part which use cstr_info */
4102 /*l_cstr_info = p_j2k->cstr_info;
4104 if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
4105 //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
4106 l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
4112 (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
4114 cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
4119 /* update markers struct */
4120 /*opj_bool res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
4122 assert( 0 && "TODO" );
4123 #endif /* USE_JPWL */
4128 if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
4129 p_tile_coder->tcd_image->tiles->packno = 0;
4131 l_cstr_info->packno = 0;
4135 *p_data_written = 0;
4137 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)) {
4138 opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
4142 *p_data_written += 2;
4147 opj_bool opj_j2k_read_sod (opj_j2k_t *p_j2k,
4148 opj_stream_private_t *p_stream,
4149 opj_event_mgr_t * p_manager
4152 OPJ_UINT32 l_current_read_size;
4153 opj_codestream_index_t * l_cstr_index = 00;
4154 OPJ_BYTE ** l_current_data = 00;
4155 opj_tcp_t * l_tcp = 00;
4156 OPJ_UINT32 * l_tile_len = 00;
4157 opj_bool l_sot_length_pb_detected = OPJ_FALSE;
4160 assert(p_j2k != 00);
4161 assert(p_manager != 00);
4162 assert(p_stream != 00);
4164 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4166 if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
4167 /* opj_stream_get_number_byte_left returns OPJ_OFF_T
4168 // but we are in the last tile part,
4169 // so its result will fit on OPJ_UINT32 unless we find
4170 // a file with a single tile part of more than 4 GB...*/
4171 p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
4174 /* Check to avoid pass the limit of OPJ_UINT32 */
4175 if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 )
4176 p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
4178 /* MSD: case commented to support empty SOT marker (PHR data) */
4182 l_current_data = &(l_tcp->m_data);
4183 l_tile_len = &l_tcp->m_data_size;
4185 /* Patch to support new PHR data */
4186 if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
4187 if (! *l_current_data) {
4188 /* LH: oddly enough, in this path, l_tile_len!=0.
4189 * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
4191 *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
4194 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);
4195 if (! l_new_current_data) {
4196 opj_free(*l_current_data);
4197 /*nothing more is done as l_current_data will be set to null, and just
4198 afterward we enter in the error path
4199 and the actual tile_len is updated (committed) at the end of the
4202 *l_current_data = l_new_current_data;
4205 if (*l_current_data == 00) {
4206 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
4211 l_sot_length_pb_detected = OPJ_TRUE;
4215 l_cstr_index = p_j2k->cstr_index;
4217 OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
4219 OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
4220 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
4222 l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
4223 l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
4225 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
4229 p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
4230 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
4234 /*l_cstr_index->packno = 0;*/
4237 /* Patch to support new PHR data */
4238 if (!l_sot_length_pb_detected) {
4239 l_current_read_size = opj_stream_read_data(
4241 *l_current_data + *l_tile_len,
4242 p_j2k->m_specific_param.m_decoder.m_sot_length,
4247 l_current_read_size = 0;
4250 if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
4251 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
4254 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
4257 *l_tile_len += l_current_read_size;
4262 opj_bool opj_j2k_write_rgn(opj_j2k_t *p_j2k,
4263 OPJ_UINT32 p_tile_no,
4264 OPJ_UINT32 p_comp_no,
4265 opj_stream_private_t *p_stream,
4266 opj_event_mgr_t * p_manager
4269 OPJ_BYTE * l_current_data = 00;
4270 OPJ_UINT32 l_nb_comp;
4271 OPJ_UINT32 l_rgn_size;
4272 opj_image_t *l_image = 00;
4273 opj_cp_t *l_cp = 00;
4274 opj_tcp_t *l_tcp = 00;
4275 opj_tccp_t *l_tccp = 00;
4276 OPJ_UINT32 l_comp_room;
4279 assert(p_j2k != 00);
4280 assert(p_manager != 00);
4281 assert(p_stream != 00);
4283 l_cp = &(p_j2k->m_cp);
4284 l_tcp = &l_cp->tcps[p_tile_no];
4285 l_tccp = &l_tcp->tccps[p_comp_no];
4287 l_nb_comp = l_image->numcomps;
4289 if (l_nb_comp <= 256) {
4296 l_rgn_size = 6 + l_comp_room;
4298 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4300 opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */
4301 l_current_data += 2;
4303 opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */
4304 l_current_data += 2;
4306 opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */
4307 l_current_data+=l_comp_room;
4309 opj_write_bytes(l_current_data, 0,1); /* Srgn */
4312 opj_write_bytes(l_current_data, l_tccp->roishift,1); /* SPrgn */
4315 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_rgn_size,p_manager) != l_rgn_size) {
4322 opj_bool opj_j2k_write_eoc( opj_j2k_t *p_j2k,
4323 opj_stream_private_t *p_stream,
4324 opj_event_mgr_t * p_manager
4328 assert(p_j2k != 00);
4329 assert(p_manager != 00);
4330 assert(p_stream != 00);
4332 opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */
4336 /* update markers struct */
4338 opj_bool res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
4340 #endif /* USE_JPWL */
4342 if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) {
4346 if ( ! opj_stream_flush(p_stream,p_manager) ) {
4354 * Reads a RGN marker (Region Of Interest)
4356 * @param p_header_data the data contained in the POC box.
4357 * @param p_j2k the jpeg2000 codec.
4358 * @param p_header_size the size of the data contained in the POC marker.
4359 * @param p_manager the user event manager.
4361 static opj_bool opj_j2k_read_rgn (opj_j2k_t *p_j2k,
4362 OPJ_BYTE * p_header_data,
4363 OPJ_UINT32 p_header_size,
4364 opj_event_mgr_t * p_manager
4367 OPJ_UINT32 l_nb_comp;
4368 opj_image_t * l_image = 00;
4370 opj_cp_t *l_cp = 00;
4371 opj_tcp_t *l_tcp = 00;
4372 OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
4375 assert(p_header_data != 00);
4376 assert(p_j2k != 00);
4377 assert(p_manager != 00);
4379 l_image = p_j2k->m_private_image;
4380 l_nb_comp = l_image->numcomps;
4382 if (l_nb_comp <= 256) {
4387 if (p_header_size != 2 + l_comp_room) {
4388 opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
4392 l_cp = &(p_j2k->m_cp);
4393 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
4394 &l_cp->tcps[p_j2k->m_current_tile_number] :
4395 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4397 opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */
4398 p_header_data+=l_comp_room;
4399 opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */
4403 if (l_cp->correct) {
4404 /* totlen is negative or larger than the bytes left!!! */
4405 if (l_comp_room >= l_nb_comp) {
4406 opj_event_msg(p_manager, EVT_ERROR,
4407 "JPWL: bad component number in RGN (%d when there are only %d)\n",
4408 l_comp_room, l_nb_comp);
4409 if (!JPWL_ASSUME || JPWL_ASSUME) {
4410 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
4415 #endif /* USE_JPWL */
4417 opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */
4424 OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp)
4426 return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14);
4429 OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp)
4435 opj_bool opj_j2k_update_rates( opj_j2k_t *p_j2k,
4436 opj_stream_private_t *p_stream,
4437 opj_event_mgr_t * p_manager )
4439 opj_cp_t * l_cp = 00;
4440 opj_image_t * l_image = 00;
4441 opj_tcp_t * l_tcp = 00;
4442 opj_image_comp_t * l_img_comp = 00;
4445 OPJ_INT32 l_x0,l_y0,l_x1,l_y1;
4446 OPJ_FLOAT32 * l_rates = 0;
4447 OPJ_FLOAT32 l_sot_remove;
4448 OPJ_UINT32 l_bits_empty, l_size_pixel;
4449 OPJ_UINT32 l_tile_size = 0;
4450 OPJ_UINT32 l_last_res;
4451 OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00;
4454 assert(p_j2k != 00);
4455 assert(p_manager != 00);
4456 assert(p_stream != 00);
4458 l_cp = &(p_j2k->m_cp);
4459 l_image = p_j2k->m_private_image;
4462 l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
4463 l_size_pixel = l_image->numcomps * l_image->comps->prec;
4464 l_sot_remove = ((OPJ_FLOAT32) opj_stream_tell(p_stream)) / (l_cp->th * l_cp->tw);
4466 if (l_cp->m_specific_param.m_enc.m_tp_on) {
4467 l_tp_stride_func = opj_j2k_get_tp_stride;
4470 l_tp_stride_func = opj_j2k_get_default_stride;
4473 for (i=0;i<l_cp->th;++i) {
4474 for (j=0;j<l_cp->tw;++j) {
4475 OPJ_FLOAT32 l_offset = ((*l_tp_stride_func)(l_tcp)) / l_tcp->numlayers;
4477 /* 4 borders of the tile rescale on the image if necessary */
4478 l_x0 = opj_int_max(l_cp->tx0 + j * l_cp->tdx, l_image->x0);
4479 l_y0 = opj_int_max(l_cp->ty0 + i * l_cp->tdy, l_image->y0);
4480 l_x1 = opj_int_min(l_cp->tx0 + (j + 1) * l_cp->tdx, l_image->x1);
4481 l_y1 = opj_int_min(l_cp->ty0 + (i + 1) * l_cp->tdy, l_image->y1);
4483 l_rates = l_tcp->rates;
4485 /* Modification of the RATE >> */
4487 *l_rates = (( (float) (l_size_pixel * (l_x1 - l_x0) * (l_y1 - l_y0)))
4489 ((*l_rates) * l_bits_empty)
4497 for (k = 1; k < l_tcp->numlayers; ++k) {
4499 *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (l_x1 - l_x0) * (l_y1 - l_y0)))
4501 ((*l_rates) * l_bits_empty)
4517 for (i=0;i<l_cp->th;++i) {
4518 for (j=0;j<l_cp->tw;++j) {
4519 l_rates = l_tcp->rates;
4522 *l_rates -= l_sot_remove;
4524 if (*l_rates < 30) {
4531 l_last_res = l_tcp->numlayers - 1;
4533 for (k = 1; k < l_last_res; ++k) {
4536 *l_rates -= l_sot_remove;
4538 if (*l_rates < *(l_rates - 1) + 10) {
4539 *l_rates = (*(l_rates - 1)) + 20;
4547 *l_rates -= (l_sot_remove + 2.f);
4549 if (*l_rates < *(l_rates - 1) + 10) {
4550 *l_rates = (*(l_rates - 1)) + 20;
4558 l_img_comp = l_image->comps;
4561 for (i=0;i<l_image->numcomps;++i) {
4562 l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx)
4564 opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy)
4572 l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */
4574 l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
4576 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size;
4577 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
4578 (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
4579 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
4583 if (l_cp->m_specific_param.m_enc.m_cinema) {
4584 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
4585 (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
4586 if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
4590 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
4591 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
4597 opj_bool opj_j2k_read_eoc ( opj_j2k_t *p_j2k,
4598 opj_stream_private_t *p_stream,
4599 opj_event_mgr_t * p_manager )
4602 opj_tcd_t * l_tcd = 00;
4603 OPJ_UINT32 l_nb_tiles;
4604 opj_tcp_t * l_tcp = 00;
4608 assert(p_j2k != 00);
4609 assert(p_manager != 00);
4610 assert(p_stream != 00);
4612 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
4613 l_tcp = p_j2k->m_cp.tcps;
4615 l_tcd = opj_tcd_create(OPJ_TRUE);
4617 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4621 for (i = 0; i < l_nb_tiles; ++i) {
4622 if (l_tcp->m_data) {
4623 if (! opj_tcd_init_decode_tile(l_tcd, i)) {
4624 opj_tcd_destroy(l_tcd);
4625 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
4629 l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index);
4633 p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
4638 opj_j2k_tcp_destroy(l_tcp);
4642 opj_tcd_destroy(l_tcd);
4646 opj_bool opj_j2k_get_end_header(opj_j2k_t *p_j2k,
4647 struct opj_stream_private *p_stream,
4648 struct opj_event_mgr * p_manager )
4651 assert(p_j2k != 00);
4652 assert(p_manager != 00);
4653 assert(p_stream != 00);
4655 p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
4660 opj_bool opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k,
4661 struct opj_stream_private *p_stream,
4662 struct opj_event_mgr * p_manager )
4665 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
4666 opj_mct_data_t * l_mct_record;
4670 assert(p_j2k != 00);
4671 assert(p_stream != 00);
4672 assert(p_manager != 00);
4674 if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) {
4678 l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
4679 l_mct_record = l_tcp->m_mct_records;
4681 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4683 if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) {
4690 l_mcc_record = l_tcp->m_mcc_records;
4692 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
4694 if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) {
4701 if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) {
4708 opj_bool opj_j2k_write_image_components(opj_j2k_t *p_j2k,
4709 struct opj_stream_private *p_stream,
4710 struct opj_event_mgr * p_manager )
4715 assert(p_j2k != 00);
4716 assert(p_manager != 00);
4717 assert(p_stream != 00);
4719 for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno)
4721 if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) {
4725 if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) {
4733 opj_bool opj_j2k_write_regions( opj_j2k_t *p_j2k,
4734 struct opj_stream_private *p_stream,
4735 struct opj_event_mgr * p_manager )
4738 const opj_tccp_t *l_tccp = 00;
4741 assert(p_j2k != 00);
4742 assert(p_manager != 00);
4743 assert(p_stream != 00);
4745 l_tccp = p_j2k->m_cp.tcps->tccps;
4747 for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
4748 if (l_tccp->roishift) {
4750 if (! opj_j2k_write_rgn(p_j2k,0,compno,p_stream,p_manager)) {
4761 opj_bool opj_j2k_write_epc( opj_j2k_t *p_j2k,
4762 struct opj_stream_private *p_stream,
4763 struct opj_event_mgr * p_manager )
4765 opj_codestream_index_t * l_cstr_index = 00;
4768 assert(p_j2k != 00);
4769 assert(p_manager != 00);
4770 assert(p_stream != 00);
4772 l_cstr_index = p_j2k->cstr_index;
4774 l_cstr_index->codestream_size = opj_stream_tell(p_stream);
4776 /* The following adjustment is done to adjust the codestream size */
4777 /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
4778 /* the first bunch of bytes is not in the codestream */
4779 l_cstr_index->codestream_size -= l_cstr_index->main_head_start;
4784 /* preparation of JPWL marker segments */
4788 /* encode according to JPWL */
4789 jpwl_encode(p_j2k, p_stream, image);
4793 assert( 0 && "TODO" );
4794 #endif /* USE_JPWL */
4799 opj_bool opj_j2k_read_unk ( opj_j2k_t *p_j2k,
4800 opj_stream_private_t *p_stream,
4801 OPJ_UINT32 *output_marker,
4802 opj_event_mgr_t * p_manager
4805 OPJ_UINT32 l_unknown_marker;
4806 const opj_dec_memory_marker_handler_t * l_marker_handler;
4807 OPJ_UINT32 l_size_unk = 2;
4810 assert(p_j2k != 00);
4811 assert(p_manager != 00);
4812 assert(p_stream != 00);
4814 opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
4817 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
4818 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
4819 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
4823 /* read 2 bytes as the new marker ID*/
4824 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2);
4826 if (!(l_unknown_marker < 0xff00)) {
4828 /* Get the marker handler from the marker ID*/
4829 l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
4831 if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
4832 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
4836 if (l_marker_handler->id != J2K_MS_UNK) {
4837 /* Add the marker to the codestream index*/
4838 if (l_marker_handler->id != J2K_MS_SOT)
4840 opj_bool res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
4841 (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
4843 if (res == OPJ_FALSE) {
4844 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
4848 break; /* next marker is known and well located */
4856 *output_marker = l_marker_handler->id ;
4861 opj_bool opj_j2k_write_mct_record( opj_j2k_t *p_j2k,
4862 opj_mct_data_t * p_mct_record,
4863 struct opj_stream_private *p_stream,
4864 struct opj_event_mgr * p_manager )
4866 OPJ_UINT32 l_mct_size;
4867 OPJ_BYTE * l_current_data = 00;
4871 assert(p_j2k != 00);
4872 assert(p_manager != 00);
4873 assert(p_stream != 00);
4875 l_mct_size = 10 + p_mct_record->m_data_size;
4877 if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
4878 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
4879 if (! new_header_tile_data) {
4880 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
4881 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
4882 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
4883 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
4886 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
4887 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
4890 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
4892 opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */
4893 l_current_data += 2;
4895 opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */
4896 l_current_data += 2;
4898 opj_write_bytes(l_current_data,0,2); /* Zmct */
4899 l_current_data += 2;
4901 /* only one marker atm */
4902 l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10);
4904 opj_write_bytes(l_current_data,l_tmp,2);
4905 l_current_data += 2;
4907 opj_write_bytes(l_current_data,0,2); /* Ymct */
4910 memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size);
4912 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mct_size,p_manager) != l_mct_size) {
4920 * Reads a MCT marker (Multiple Component Transform)
4922 * @param p_header_data the data contained in the MCT box.
4923 * @param p_j2k the jpeg2000 codec.
4924 * @param p_header_size the size of the data contained in the MCT marker.
4925 * @param p_manager the user event manager.
4927 static opj_bool opj_j2k_read_mct ( opj_j2k_t *p_j2k,
4928 OPJ_BYTE * p_header_data,
4929 OPJ_UINT32 p_header_size,
4930 opj_event_mgr_t * p_manager
4934 opj_tcp_t *l_tcp = 00;
4937 opj_mct_data_t * l_mct_data;
4940 assert(p_header_data != 00);
4941 assert(p_j2k != 00);
4943 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
4944 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
4945 p_j2k->m_specific_param.m_decoder.m_default_tcp;
4947 if (p_header_size < 2) {
4948 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
4953 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */
4956 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n");
4960 if(p_header_size <= 6) {
4961 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
4965 /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
4966 opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */
4969 l_indix = l_tmp & 0xff;
4970 l_mct_data = l_tcp->m_mct_records;
4972 for (i=0;i<l_tcp->m_nb_mct_records;++i) {
4973 if (l_mct_data->m_index == l_indix) {
4980 if (i == l_tcp->m_nb_mct_records) {
4981 if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
4982 opj_mct_data_t *new_mct_records;
4983 l_tcp->m_nb_max_mct_records += J2K_MCT_DEFAULT_NB_RECORDS;
4985 new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records, l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
4986 if (! new_mct_records) {
4987 opj_free(l_tcp->m_mct_records);
4988 l_tcp->m_mct_records = NULL;
4989 l_tcp->m_nb_max_mct_records = 0;
4990 l_tcp->m_nb_mct_records = 0;
4991 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
4994 l_tcp->m_mct_records = new_mct_records;
4995 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
4996 memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
4999 l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
5002 if (l_mct_data->m_data) {
5003 opj_free(l_mct_data->m_data);
5004 l_mct_data->m_data = 00;
5007 l_mct_data->m_index = l_indix;
5008 l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
5009 l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
5011 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */
5014 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n");
5020 l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
5021 if (! l_mct_data->m_data) {
5022 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
5025 memcpy(l_mct_data->m_data,p_header_data,p_header_size);
5027 l_mct_data->m_data_size = p_header_size;
5028 ++l_tcp->m_nb_mct_records;
5033 opj_bool opj_j2k_write_mcc_record( opj_j2k_t *p_j2k,
5034 struct opj_simple_mcc_decorrelation_data * p_mcc_record,
5035 struct opj_stream_private *p_stream,
5036 struct opj_event_mgr * p_manager )
5039 OPJ_UINT32 l_mcc_size;
5040 OPJ_BYTE * l_current_data = 00;
5041 OPJ_UINT32 l_nb_bytes_for_comp;
5046 assert(p_j2k != 00);
5047 assert(p_manager != 00);
5048 assert(p_stream != 00);
5050 if (p_mcc_record->m_nb_comps > 255 ) {
5051 l_nb_bytes_for_comp = 2;
5055 l_nb_bytes_for_comp = 1;
5059 l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
5060 if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size)
5062 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
5063 if (! new_header_tile_data) {
5064 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5065 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5066 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5067 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
5070 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5071 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
5074 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5076 opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */
5077 l_current_data += 2;
5079 opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */
5080 l_current_data += 2;
5083 opj_write_bytes(l_current_data,0,2); /* Zmcc */
5084 l_current_data += 2;
5086 opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */
5089 /* only one marker atm */
5090 opj_write_bytes(l_current_data,0,2); /* Ymcc */
5093 opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */
5096 opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */
5099 opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps | l_mask,2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
5102 for (i=0;i<p_mcc_record->m_nb_comps;++i) {
5103 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/
5104 l_current_data+=l_nb_bytes_for_comp;
5107 opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps|l_mask,2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
5110 for (i=0;i<p_mcc_record->m_nb_comps;++i)
5112 opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/
5113 l_current_data+=l_nb_bytes_for_comp;
5116 l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16;
5118 if (p_mcc_record->m_decorrelation_array) {
5119 l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
5122 if (p_mcc_record->m_offset_array) {
5123 l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8);
5126 opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
5129 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mcc_size,p_manager) != l_mcc_size) {
5136 opj_bool opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
5137 OPJ_BYTE * p_header_data,
5138 OPJ_UINT32 p_header_size,
5139 opj_event_mgr_t * p_manager )
5145 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5146 opj_mct_data_t * l_mct_data;
5147 OPJ_UINT32 l_nb_collections;
5148 OPJ_UINT32 l_nb_comps;
5149 OPJ_UINT32 l_nb_bytes_by_comp;
5152 assert(p_header_data != 00);
5153 assert(p_j2k != 00);
5154 assert(p_manager != 00);
5156 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5157 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5158 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5160 if (p_header_size < 2) {
5161 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5166 opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
5169 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5173 if (p_header_size < 7) {
5174 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5178 opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
5181 l_mcc_record = l_tcp->m_mcc_records;
5183 for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
5184 if (l_mcc_record->m_index == l_indix) {
5191 if (i == l_tcp->m_nb_mcc_records) {
5192 if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
5193 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
5194 l_tcp->m_nb_max_mcc_records += J2K_MCC_DEFAULT_NB_RECORDS;
5196 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
5197 l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
5198 if (! new_mcc_records) {
5199 opj_free(l_tcp->m_mcc_records);
5200 l_tcp->m_mcc_records = NULL;
5201 l_tcp->m_nb_max_mcc_records = 0;
5202 l_tcp->m_nb_mcc_records = 0;
5203 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
5206 l_tcp->m_mcc_records = new_mcc_records;
5207 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5208 memset(l_mcc_record,0,(l_tcp->m_nb_max_mcc_records-l_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
5210 l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
5212 l_mcc_record->m_index = l_indix;
5214 /* only one marker atm */
5215 opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
5218 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
5222 opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
5225 if (l_nb_collections > 1) {
5226 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
5232 for (i=0;i<l_nb_collections;++i) {
5233 if (p_header_size < 3) {
5234 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5238 opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
5242 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
5246 opj_read_bytes(p_header_data,&l_nb_comps,2);
5251 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5252 l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
5254 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
5255 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5259 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
5261 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5262 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
5263 p_header_data+=l_nb_bytes_by_comp;
5266 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5271 opj_read_bytes(p_header_data,&l_nb_comps,2);
5274 l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
5275 l_nb_comps &= 0x7fff;
5277 if (l_nb_comps != l_mcc_record->m_nb_comps) {
5278 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
5282 if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
5283 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5287 p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
5289 for (j=0;j<l_mcc_record->m_nb_comps;++j) {
5290 opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
5291 p_header_data+=l_nb_bytes_by_comp;
5294 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
5299 opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
5302 l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
5303 l_mcc_record->m_decorrelation_array = 00;
5304 l_mcc_record->m_offset_array = 00;
5306 l_indix = l_tmp & 0xff;
5308 l_mct_data = l_tcp->m_mct_records;
5309 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5310 if (l_mct_data->m_index == l_indix) {
5311 l_mcc_record->m_decorrelation_array = l_mct_data;
5317 if (l_mcc_record->m_decorrelation_array == 00) {
5318 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5323 l_indix = (l_tmp >> 8) & 0xff;
5325 l_mct_data = l_tcp->m_mct_records;
5326 for (j=0;j<l_tcp->m_nb_mct_records;++j) {
5327 if (l_mct_data->m_index == l_indix) {
5328 l_mcc_record->m_offset_array = l_mct_data;
5334 if (l_mcc_record->m_offset_array == 00) {
5335 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5341 if (p_header_size != 0) {
5342 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
5346 ++l_tcp->m_nb_mcc_records;
5351 opj_bool opj_j2k_write_mco( opj_j2k_t *p_j2k,
5352 struct opj_stream_private *p_stream,
5353 struct opj_event_mgr * p_manager
5356 OPJ_BYTE * l_current_data = 00;
5357 OPJ_UINT32 l_mco_size;
5358 opj_tcp_t * l_tcp = 00;
5359 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5363 assert(p_j2k != 00);
5364 assert(p_manager != 00);
5365 assert(p_stream != 00);
5367 l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
5368 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5370 l_mco_size = 5 + l_tcp->m_nb_mcc_records;
5371 if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5373 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
5374 if (! new_header_tile_data) {
5375 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5376 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5377 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5378 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
5381 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5382 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
5385 opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */
5386 l_current_data += 2;
5388 opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */
5389 l_current_data += 2;
5391 opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/
5394 l_mcc_record = l_tcp->m_mcc_records;
5395 for (i=0;i<l_tcp->m_nb_mcc_records;++i) {
5396 opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/
5402 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mco_size,p_manager) != l_mco_size) {
5410 * Reads a MCO marker (Multiple Component Transform Ordering)
5412 * @param p_header_data the data contained in the MCO box.
5413 * @param p_j2k the jpeg2000 codec.
5414 * @param p_header_size the size of the data contained in the MCO marker.
5415 * @param p_manager the user event manager.
5417 static opj_bool opj_j2k_read_mco ( opj_j2k_t *p_j2k,
5418 OPJ_BYTE * p_header_data,
5419 OPJ_UINT32 p_header_size,
5420 opj_event_mgr_t * p_manager
5423 OPJ_UINT32 l_tmp, i;
5424 OPJ_UINT32 l_nb_stages;
5426 opj_tccp_t * l_tccp;
5427 opj_image_t * l_image;
5430 assert(p_header_data != 00);
5431 assert(p_j2k != 00);
5432 assert(p_manager != 00);
5434 l_image = p_j2k->m_private_image;
5435 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
5436 &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
5437 p_j2k->m_specific_param.m_decoder.m_default_tcp;
5439 if (p_header_size < 1) {
5440 opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
5444 opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/
5447 if (l_nb_stages > 1) {
5448 opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n");
5452 if (p_header_size != l_nb_stages + 1) {
5453 opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
5457 l_tccp = l_tcp->tccps;
5459 for (i=0;i<l_image->numcomps;++i) {
5460 l_tccp->m_dc_level_shift = 0;
5464 if (l_tcp->m_mct_decoding_matrix) {
5465 opj_free(l_tcp->m_mct_decoding_matrix);
5466 l_tcp->m_mct_decoding_matrix = 00;
5469 for (i=0;i<l_nb_stages;++i) {
5470 opj_read_bytes(p_header_data,&l_tmp,1);
5473 if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) {
5481 opj_bool opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index)
5484 opj_simple_mcc_decorrelation_data_t * l_mcc_record;
5485 opj_mct_data_t * l_deco_array, * l_offset_array;
5486 OPJ_UINT32 l_data_size,l_mct_size, l_offset_size;
5487 OPJ_UINT32 l_nb_elem;
5488 OPJ_UINT32 * l_offset_data, * l_current_offset_data;
5489 opj_tccp_t * l_tccp;
5492 assert(p_tcp != 00);
5494 l_mcc_record = p_tcp->m_mcc_records;
5496 for (i=0;i<p_tcp->m_nb_mcc_records;++i) {
5497 if (l_mcc_record->m_index == p_index) {
5502 if (i==p_tcp->m_nb_mcc_records) {
5503 /** element discarded **/
5507 if (l_mcc_record->m_nb_comps != p_image->numcomps) {
5508 /** do not support number of comps != image */
5512 l_deco_array = l_mcc_record->m_decorrelation_array;
5515 l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps;
5516 if (l_deco_array->m_data_size != l_data_size) {
5520 l_nb_elem = p_image->numcomps * p_image->numcomps;
5521 l_mct_size = l_nb_elem * sizeof(OPJ_FLOAT32);
5522 p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
5524 if (! p_tcp->m_mct_decoding_matrix ) {
5528 j2k_mct_read_functions_to_float[l_deco_array->m_element_type](l_deco_array->m_data,p_tcp->m_mct_decoding_matrix,l_nb_elem);
5531 l_offset_array = l_mcc_record->m_offset_array;
5533 if (l_offset_array) {
5534 l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps;
5535 if (l_offset_array->m_data_size != l_data_size) {
5539 l_nb_elem = p_image->numcomps;
5540 l_offset_size = l_nb_elem * sizeof(OPJ_UINT32);
5541 l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
5543 if (! l_offset_data ) {
5547 j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem);
5549 l_tccp = p_tcp->tccps;
5550 l_current_offset_data = l_offset_data;
5552 for (i=0;i<p_image->numcomps;++i) {
5553 l_tccp->m_dc_level_shift = *(l_current_offset_data++);
5557 opj_free(l_offset_data);
5563 opj_bool opj_j2k_write_cbd( opj_j2k_t *p_j2k,
5564 struct opj_stream_private *p_stream,
5565 struct opj_event_mgr * p_manager )
5568 OPJ_UINT32 l_cbd_size;
5569 OPJ_BYTE * l_current_data = 00;
5570 opj_image_t *l_image = 00;
5571 opj_image_comp_t * l_comp = 00;
5574 assert(p_j2k != 00);
5575 assert(p_manager != 00);
5576 assert(p_stream != 00);
5578 l_image = p_j2k->m_private_image;
5579 l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
5581 if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
5582 OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
5583 if (! new_header_tile_data) {
5584 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
5585 p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
5586 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
5587 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
5590 p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
5591 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
5594 l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
5596 opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */
5597 l_current_data += 2;
5599 opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */
5600 l_current_data += 2;
5602 opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */
5605 l_comp = l_image->comps;
5607 for (i=0;i<l_image->numcomps;++i) {
5608 opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */
5614 if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_cbd_size,p_manager) != l_cbd_size) {
5622 * Reads a CBD marker (Component bit depth definition)
5623 * @param p_header_data the data contained in the CBD box.
5624 * @param p_j2k the jpeg2000 codec.
5625 * @param p_header_size the size of the data contained in the CBD marker.
5626 * @param p_manager the user event manager.
5628 static opj_bool opj_j2k_read_cbd ( opj_j2k_t *p_j2k,
5629 OPJ_BYTE * p_header_data,
5630 OPJ_UINT32 p_header_size,
5631 opj_event_mgr_t * p_manager
5634 OPJ_UINT32 l_nb_comp,l_num_comp;
5635 OPJ_UINT32 l_comp_def;
5637 opj_image_comp_t * l_comp = 00;
5640 assert(p_header_data != 00);
5641 assert(p_j2k != 00);
5642 assert(p_manager != 00);
5644 l_num_comp = p_j2k->m_private_image->numcomps;
5646 if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
5647 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5651 opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */
5654 if (l_nb_comp != l_num_comp) {
5655 opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
5659 l_comp = p_j2k->m_private_image->comps;
5660 for (i=0;i<l_num_comp;++i) {
5661 opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */
5663 l_comp->sgnd = (l_comp_def>>7) & 1;
5664 l_comp->prec = (l_comp_def&0x7f) + 1;
5671 /* ----------------------------------------------------------------------- */
5672 /* J2K / JPT decoder interface */
5673 /* ----------------------------------------------------------------------- */
5675 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
5677 if(j2k && parameters) {
5678 j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
5679 j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
5682 j2k->m_cp.correct = parameters->jpwl_correct;
5683 j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
5684 j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
5685 #endif /* USE_JPWL */
5689 /* ----------------------------------------------------------------------- */
5690 /* J2K encoder interface */
5691 /* ----------------------------------------------------------------------- */
5693 opj_j2k_t* opj_j2k_create_compress(void)
5695 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
5700 memset(l_j2k,0,sizeof(opj_j2k_t));
5702 l_j2k->m_is_decoder = 0;
5703 l_j2k->m_cp.m_is_decoder = 0;
5705 l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(J2K_DEFAULT_HEADER_SIZE);
5706 if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
5707 opj_j2k_destroy(l_j2k);
5711 l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = J2K_DEFAULT_HEADER_SIZE;
5713 /* validation list creation*/
5714 l_j2k->m_validation_list = opj_procedure_list_create();
5715 if (! l_j2k->m_validation_list) {
5716 opj_j2k_destroy(l_j2k);
5720 /* execution list creation*/
5721 l_j2k->m_procedure_list = opj_procedure_list_create();
5722 if (! l_j2k->m_procedure_list) {
5723 opj_j2k_destroy(l_j2k);
5730 void opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
5731 opj_cparameters_t *parameters,
5733 opj_event_mgr_t * p_manager)
5735 OPJ_UINT32 i, j, tileno, numpocs_tile;
5738 if(!p_j2k || !parameters || ! image) {
5742 /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
5743 cp = &(p_j2k->m_cp);
5745 /* set default values for cp */
5750 copy user encoding parameters
5752 cp->m_specific_param.m_enc.m_cinema = parameters->cp_cinema;
5753 cp->m_specific_param.m_enc.m_max_comp_size = parameters->max_comp_size;
5754 cp->rsiz = parameters->cp_rsiz;
5755 cp->m_specific_param.m_enc.m_disto_alloc = parameters->cp_disto_alloc;
5756 cp->m_specific_param.m_enc.m_fixed_alloc = parameters->cp_fixed_alloc;
5757 cp->m_specific_param.m_enc.m_fixed_quality = parameters->cp_fixed_quality;
5759 /* mod fixed_quality */
5760 if (parameters->cp_matrice) {
5761 size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(OPJ_INT32);
5762 cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
5763 memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
5767 cp->tdx = parameters->cp_tdx;
5768 cp->tdy = parameters->cp_tdy;
5771 cp->tx0 = parameters->cp_tx0;
5772 cp->ty0 = parameters->cp_ty0;
5774 /* comment string */
5775 if(parameters->cp_comment) {
5776 cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
5778 strcpy(cp->comment, parameters->cp_comment);
5783 calculate other encoding parameters
5786 if (parameters->tile_size_on) {
5787 cp->tw = opj_int_ceildiv(image->x1 - cp->tx0, cp->tdx);
5788 cp->th = opj_int_ceildiv(image->y1 - cp->ty0, cp->tdy);
5790 cp->tdx = image->x1 - cp->tx0;
5791 cp->tdy = image->y1 - cp->ty0;
5794 if (parameters->tp_on) {
5795 cp->m_specific_param.m_enc.m_tp_flag = parameters->tp_flag;
5796 cp->m_specific_param.m_enc.m_tp_on = 1;
5801 calculate JPWL encoding parameters
5804 if (parameters->jpwl_epc_on) {
5808 cp->epc_on = OPJ_TRUE;
5809 cp->info_on = OPJ_FALSE; /* no informative technique */
5812 if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
5813 cp->epb_on = OPJ_TRUE;
5815 cp->hprot_MH = parameters->jpwl_hprot_MH;
5816 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
5817 cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
5818 cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
5820 /* if tile specs are not specified, copy MH specs */
5821 if (cp->hprot_TPH[0] == -1) {
5822 cp->hprot_TPH_tileno[0] = 0;
5823 cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
5825 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
5826 cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
5827 cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
5828 cp->pprot[i] = parameters->jpwl_pprot[i];
5832 /* set ESD writing */
5833 if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
5834 cp->esd_on = OPJ_TRUE;
5836 cp->sens_size = parameters->jpwl_sens_size;
5837 cp->sens_addr = parameters->jpwl_sens_addr;
5838 cp->sens_range = parameters->jpwl_sens_range;
5840 cp->sens_MH = parameters->jpwl_sens_MH;
5841 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
5842 cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
5843 cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
5847 /* always set RED writing to false: we are at the encoder */
5848 cp->red_on = OPJ_FALSE;
5851 cp->epc_on = OPJ_FALSE;
5853 #endif /* USE_JPWL */
5855 /* initialize the mutiple tiles */
5856 /* ---------------------------- */
5857 cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
5858 if (parameters->numpocs) {
5859 /* initialisation of POC */
5860 opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, parameters->numresolution, image->numcomps, parameters->tcp_numlayers, p_manager);
5861 /* TODO MSD use the return value*/
5864 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
5865 opj_tcp_t *tcp = &cp->tcps[tileno];
5866 tcp->numlayers = parameters->tcp_numlayers;
5868 for (j = 0; j < tcp->numlayers; j++) {
5869 if(cp->m_specific_param.m_enc.m_cinema){
5870 if (cp->m_specific_param.m_enc.m_fixed_quality) {
5871 tcp->distoratio[j] = parameters->tcp_distoratio[j];
5873 tcp->rates[j] = parameters->tcp_rates[j];
5875 if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
5876 tcp->distoratio[j] = parameters->tcp_distoratio[j];
5878 tcp->rates[j] = parameters->tcp_rates[j];
5883 tcp->csty = parameters->csty;
5884 tcp->prg = parameters->prog_order;
5885 tcp->mct = parameters->tcp_mct;
5890 if (parameters->numpocs) {
5891 /* initialisation of POC */
5893 for (i = 0; i < parameters->numpocs; i++) {
5894 if (tileno + 1 == parameters->POC[i].tile ) {
5895 opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
5897 tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
5898 tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
5899 tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
5900 tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
5901 tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
5902 tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
5903 tcp_poc->tile = parameters->POC[numpocs_tile].tile;
5909 tcp->numpocs = numpocs_tile -1 ;
5914 tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
5916 if (parameters->mct_data) {
5918 OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * sizeof(OPJ_FLOAT32);
5919 OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
5920 OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
5923 tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
5924 memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
5925 memcpy(lTmpBuf,parameters->mct_data,lMctSize);
5927 tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
5928 assert(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps));
5930 tcp->mct_norms = (OPJ_FLOAT64*)
5931 opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
5933 opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
5936 for (i = 0; i < image->numcomps; i++) {
5937 opj_tccp_t *tccp = &tcp->tccps[i];
5938 tccp->m_dc_level_shift = l_dc_shift[i];
5941 opj_j2k_setup_mct_encoding(tcp,image);
5944 for (i = 0; i < image->numcomps; i++) {
5945 opj_tccp_t *tccp = &tcp->tccps[i];
5946 opj_image_comp_t * l_comp = &(image->comps[i]);
5948 if (! l_comp->sgnd) {
5949 tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
5954 for (i = 0; i < image->numcomps; i++) {
5955 opj_tccp_t *tccp = &tcp->tccps[i];
5957 tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
5958 tccp->numresolutions = parameters->numresolution;
5959 tccp->cblkw = opj_int_floorlog2(parameters->cblockw_init);
5960 tccp->cblkh = opj_int_floorlog2(parameters->cblockh_init);
5961 tccp->cblksty = parameters->mode;
5962 tccp->qmfbid = parameters->irreversible ? 0 : 1;
5963 tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
5966 if ((OPJ_INT32)i == parameters->roi_compno) {
5967 tccp->roishift = parameters->roi_shift;
5972 if(parameters->cp_cinema) {
5973 /*Precinct size for lowest frequency subband=128*/
5976 /*Precinct size at all other resolutions = 256*/
5977 for (j = 1; j < tccp->numresolutions; j++) {
5982 if (parameters->csty & J2K_CCP_CSTY_PRT) {
5983 OPJ_INT32 p = 0, it_res;
5984 for (it_res = tccp->numresolutions - 1; it_res >= 0; it_res--) {
5985 if (p < parameters->res_spec) {
5987 if (parameters->prcw_init[p] < 1) {
5988 tccp->prcw[it_res] = 1;
5990 tccp->prcw[it_res] = opj_int_floorlog2(parameters->prcw_init[p]);
5993 if (parameters->prch_init[p] < 1) {
5994 tccp->prch[it_res] = 1;
5996 tccp->prch[it_res] = opj_int_floorlog2(parameters->prch_init[p]);
6000 int res_spec = parameters->res_spec;
6001 int size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
6002 int size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
6004 if (size_prcw < 1) {
6005 tccp->prcw[it_res] = 1;
6007 tccp->prcw[it_res] = opj_int_floorlog2(size_prcw);
6010 if (size_prch < 1) {
6011 tccp->prch[it_res] = 1;
6013 tccp->prch[it_res] = opj_int_floorlog2(size_prch);
6017 /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
6020 for (j = 0; j < tccp->numresolutions; j++) {
6027 opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
6031 if (parameters->mct_data) {
6032 opj_free(parameters->mct_data);
6033 parameters->mct_data = 00;
6037 static opj_bool opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
6039 assert(cstr_index != 00);
6041 /* expand the list? */
6042 if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
6043 opj_marker_info_t *new_marker;
6044 cstr_index->maxmarknum = 100 + (int) ((float) cstr_index->maxmarknum * 1.0F);
6045 new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
6047 opj_free(cstr_index->marker);
6048 cstr_index->marker = NULL;
6049 cstr_index->maxmarknum = 0;
6050 cstr_index->marknum = 0;
6051 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
6054 cstr_index->marker = new_marker;
6057 /* add the marker */
6058 cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
6059 cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
6060 cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
6061 cstr_index->marknum++;
6065 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)
6067 assert(cstr_index != 00);
6068 assert(cstr_index->tile_index != 00);
6070 /* expand the list? */
6071 if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
6072 opj_marker_info_t *new_marker;
6073 cstr_index->tile_index[tileno].maxmarknum = 100 + (int) ((float) cstr_index->tile_index[tileno].maxmarknum * 1.0F);
6074 new_marker = (opj_marker_info_t *) opj_realloc(
6075 cstr_index->tile_index[tileno].marker,
6076 cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
6078 opj_free(cstr_index->tile_index[tileno].marker);
6079 cstr_index->tile_index[tileno].marker = NULL;
6080 cstr_index->tile_index[tileno].maxmarknum = 0;
6081 cstr_index->tile_index[tileno].marknum = 0;
6082 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
6085 cstr_index->tile_index[tileno].marker = new_marker;
6088 /* add the marker */
6089 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
6090 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
6091 cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
6092 cstr_index->tile_index[tileno].marknum++;
6094 if (type == J2K_MS_SOT) {
6095 OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
6097 if (cstr_index->tile_index[tileno].tp_index)
6098 cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
6105 * -----------------------------------------------------------------------
6106 * -----------------------------------------------------------------------
6107 * -----------------------------------------------------------------------
6110 opj_bool opj_j2k_end_decompress(opj_j2k_t *p_j2k,
6111 opj_stream_private_t *p_stream,
6112 opj_event_mgr_t * p_manager
6121 opj_bool opj_j2k_read_header( opj_stream_private_t *p_stream,
6123 opj_image_t** p_image,
6124 opj_event_mgr_t* p_manager )
6127 assert(p_j2k != 00);
6128 assert(p_stream != 00);
6129 assert(p_manager != 00);
6131 /* create an empty image header */
6132 p_j2k->m_private_image = opj_image_create0();
6133 if (! p_j2k->m_private_image) {
6137 /* customization of the validation */
6138 opj_j2k_setup_decoding_validation(p_j2k);
6140 /* validation of the parameters codec */
6141 if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) {
6142 opj_image_destroy(p_j2k->m_private_image);
6143 p_j2k->m_private_image = NULL;
6147 /* customization of the encoding */
6148 opj_j2k_setup_header_reading(p_j2k);
6151 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
6152 opj_image_destroy(p_j2k->m_private_image);
6153 p_j2k->m_private_image = NULL;
6157 *p_image = opj_image_create0();
6162 /* Copy codestream image information to the output image */
6163 opj_copy_image_header(p_j2k->m_private_image, *p_image);
6165 /*Allocate and initialize some elements of codestrem index*/
6166 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
6173 void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k)
6176 assert(p_j2k != 00);
6178 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure);
6180 /* DEVELOPER CORNER, add your custom procedures */
6181 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd);
6185 void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k)
6188 assert(p_j2k != 00);
6190 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder);
6191 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation);
6192 /* DEVELOPER CORNER, add your custom validation procedure */
6196 opj_bool opj_j2k_mct_validation ( opj_j2k_t * p_j2k,
6197 opj_stream_private_t *p_stream,
6198 opj_event_mgr_t * p_manager )
6200 opj_bool l_is_valid = OPJ_TRUE;
6204 assert(p_j2k != 00);
6205 assert(p_stream != 00);
6206 assert(p_manager != 00);
6208 if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
6209 OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6210 opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
6212 for (i=0;i<l_nb_tiles;++i) {
6213 if (l_tcp->mct == 2) {
6214 opj_tccp_t * l_tccp = l_tcp->tccps;
6215 l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
6217 for (j=0;j<p_j2k->m_private_image->numcomps;++j) {
6218 l_is_valid &= ! (l_tccp->qmfbid & 1);
6229 opj_bool opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
6232 OPJ_UINT32 l_indix = 1;
6233 opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00;
6234 opj_simple_mcc_decorrelation_data_t * l_mcc_data;
6235 OPJ_UINT32 l_mct_size,l_nb_elem;
6236 OPJ_FLOAT32 * l_data, * l_current_data;
6237 opj_tccp_t * l_tccp;
6240 assert(p_tcp != 00);
6242 if (p_tcp->mct != 2) {
6246 if (p_tcp->m_mct_decoding_matrix) {
6247 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6248 opj_mct_data_t *new_mct_records;
6249 p_tcp->m_nb_max_mct_records += J2K_MCT_DEFAULT_NB_RECORDS;
6251 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));
6252 if (! new_mct_records) {
6253 opj_free(p_tcp->m_mct_records);
6254 p_tcp->m_mct_records = NULL;
6255 p_tcp->m_nb_max_mct_records = 0;
6256 p_tcp->m_nb_mct_records = 0;
6257 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6260 p_tcp->m_mct_records = new_mct_records;
6261 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6263 memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6265 l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6267 if (l_mct_deco_data->m_data) {
6268 opj_free(l_mct_deco_data->m_data);
6269 l_mct_deco_data->m_data = 00;
6272 l_mct_deco_data->m_index = l_indix++;
6273 l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
6274 l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
6275 l_nb_elem = p_image->numcomps * p_image->numcomps;
6276 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
6277 l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6279 if (! l_mct_deco_data->m_data) {
6283 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);
6285 l_mct_deco_data->m_data_size = l_mct_size;
6286 ++p_tcp->m_nb_mct_records;
6289 if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
6290 opj_mct_data_t *new_mct_records;
6291 p_tcp->m_nb_max_mct_records += J2K_MCT_DEFAULT_NB_RECORDS;
6292 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));
6293 if (! new_mct_records) {
6294 opj_free(p_tcp->m_mct_records);
6295 p_tcp->m_mct_records = NULL;
6296 p_tcp->m_nb_max_mct_records = 0;
6297 p_tcp->m_nb_mct_records = 0;
6298 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6301 p_tcp->m_mct_records = new_mct_records;
6302 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6304 memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t));
6306 if (l_mct_deco_data) {
6307 l_mct_deco_data = l_mct_offset_data - 1;
6311 l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
6313 if (l_mct_offset_data->m_data) {
6314 opj_free(l_mct_offset_data->m_data);
6315 l_mct_offset_data->m_data = 00;
6318 l_mct_offset_data->m_index = l_indix++;
6319 l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
6320 l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
6321 l_nb_elem = p_image->numcomps;
6322 l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
6323 l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size );
6325 if (! l_mct_offset_data->m_data) {
6329 l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
6331 opj_free(l_mct_offset_data->m_data);
6332 l_mct_offset_data->m_data = 00;
6336 l_tccp = p_tcp->tccps;
6337 l_current_data = l_data;
6339 for (i=0;i<l_nb_elem;++i) {
6340 *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift);
6344 j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem);
6348 l_mct_offset_data->m_data_size = l_mct_size;
6350 ++p_tcp->m_nb_mct_records;
6352 if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
6353 opj_simple_mcc_decorrelation_data_t *new_mcc_records;
6354 p_tcp->m_nb_max_mcc_records += J2K_MCT_DEFAULT_NB_RECORDS;
6355 new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
6356 p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
6357 if (! new_mcc_records) {
6358 opj_free(p_tcp->m_mcc_records);
6359 p_tcp->m_mcc_records = NULL;
6360 p_tcp->m_nb_max_mcc_records = 0;
6361 p_tcp->m_nb_mcc_records = 0;
6362 /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
6365 p_tcp->m_mcc_records = new_mcc_records;
6366 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6367 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));
6371 l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
6372 l_mcc_data->m_decorrelation_array = l_mct_deco_data;
6373 l_mcc_data->m_is_irreversible = 1;
6374 l_mcc_data->m_nb_comps = p_image->numcomps;
6375 l_mcc_data->m_index = l_indix++;
6376 l_mcc_data->m_offset_array = l_mct_offset_data;
6377 ++p_tcp->m_nb_mcc_records;
6382 opj_bool opj_j2k_build_decoder (opj_j2k_t * p_j2k,
6383 opj_stream_private_t *p_stream,
6384 opj_event_mgr_t * p_manager )
6386 /* add here initialization of cp
6387 copy paste of setup_decoder */
6394 opj_bool opj_j2k_build_encoder (opj_j2k_t * p_j2k,
6395 opj_stream_private_t *p_stream,
6396 opj_event_mgr_t * p_manager )
6398 /* add here initialization of cp
6399 copy paste of setup_encoder */
6406 opj_bool opj_j2k_encoding_validation ( opj_j2k_t * p_j2k,
6407 opj_stream_private_t *p_stream,
6408 opj_event_mgr_t * p_manager )
6410 opj_bool l_is_valid = OPJ_TRUE;
6413 assert(p_j2k != 00);
6414 assert(p_stream != 00);
6415 assert(p_manager != 00);
6417 /* STATE checking */
6418 /* make sure the state is at 0 */
6419 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
6421 /* POINTER validation */
6422 /* make sure a p_j2k codec is present */
6423 l_is_valid &= (p_j2k->m_procedure_list != 00);
6424 /* make sure a validation list is present */
6425 l_is_valid &= (p_j2k->m_validation_list != 00);
6427 if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6428 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6432 if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << p_j2k->m_cp.tcps->tccps->numresolutions)) {
6433 opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n");
6437 /* PARAMETER VALIDATION */
6441 opj_bool opj_j2k_decoding_validation ( opj_j2k_t *p_j2k,
6442 opj_stream_private_t *p_stream,
6443 opj_event_mgr_t * p_manager
6446 opj_bool l_is_valid = OPJ_TRUE;
6449 assert(p_j2k != 00);
6450 assert(p_stream != 00);
6451 assert(p_manager != 00);
6453 /* STATE checking */
6454 /* make sure the state is at 0 */
6456 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
6458 l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
6460 /* POINTER validation */
6461 /* make sure a p_j2k codec is present */
6462 /* make sure a procedure list is present */
6463 l_is_valid &= (p_j2k->m_procedure_list != 00);
6464 /* make sure a validation list is present */
6465 l_is_valid &= (p_j2k->m_validation_list != 00);
6467 /* PARAMETER VALIDATION */
6471 opj_bool opj_j2k_read_header_procedure( opj_j2k_t *p_j2k,
6472 opj_stream_private_t *p_stream,
6473 opj_event_mgr_t * p_manager)
6475 OPJ_UINT32 l_current_marker;
6476 OPJ_UINT32 l_marker_size;
6477 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
6480 assert(p_stream != 00);
6481 assert(p_j2k != 00);
6482 assert(p_manager != 00);
6484 /* We enter in the main header */
6485 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
6487 /* Try to read the SOC marker, the codestream must begin with SOC marker */
6488 if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
6489 opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
6493 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6494 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6495 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6499 /* Read 2 bytes as the new marker ID */
6500 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6502 /* Try to read until the SOT is detected */
6503 while (l_current_marker != J2K_MS_SOT) {
6505 /* Check if the current marker ID is valid */
6506 if (l_current_marker < 0xff00) {
6507 opj_event_msg(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
6511 /* Get the marker handler from the marker ID */
6512 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6514 /* Manage case where marker is unknown */
6515 if (l_marker_handler->id == J2K_MS_UNK) {
6516 if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
6517 opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
6521 if (l_current_marker == J2K_MS_SOT)
6522 break; /* SOT marker is detected main header is completely read */
6523 else /* Get the marker handler from the marker ID */
6524 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
6527 /* Check if the marker is known and if it is the right place to find it */
6528 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
6529 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
6533 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
6534 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6535 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6539 /* read 2 bytes as the marker size */
6540 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
6541 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
6543 /* Check if the marker size is compatible with the header data size */
6544 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
6545 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
6546 if (! new_header_data) {
6547 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
6548 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
6549 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
6550 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
6553 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
6554 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
6557 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
6558 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) {
6559 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6563 /* Read the marker segment with the correct marker handler */
6564 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
6565 opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
6569 /* Add the marker to the codestream index*/
6570 if (OPJ_FALSE == opj_j2k_add_mhmarker(
6572 l_marker_handler->id,
6573 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
6574 l_marker_size + 4 )) {
6575 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
6579 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
6580 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
6581 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
6585 /* read 2 bytes as the new marker ID */
6586 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
6589 opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
6591 /* Position of the last element if the main header */
6592 p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
6594 /* Next step: read a tile-part header */
6595 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
6600 opj_bool opj_j2k_exec ( opj_j2k_t * p_j2k,
6601 opj_procedure_list_t * p_procedure_list,
6602 opj_stream_private_t *p_stream,
6603 opj_event_mgr_t * p_manager )
6605 opj_bool (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
6606 opj_bool l_result = OPJ_TRUE;
6607 OPJ_UINT32 l_nb_proc, i;
6610 assert(p_procedure_list != 00);
6611 assert(p_j2k != 00);
6612 assert(p_stream != 00);
6613 assert(p_manager != 00);
6615 l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
6616 l_procedure = (opj_bool (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
6618 for (i=0;i<l_nb_proc;++i) {
6619 l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager));
6623 /* and clear the procedure list at the end.*/
6624 opj_procedure_list_clear(p_procedure_list);
6629 static opj_bool opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k,
6630 opj_stream_private_t *p_stream,
6631 opj_event_mgr_t * p_manager
6634 opj_tcp_t * l_tcp = 00;
6635 opj_tcp_t * l_default_tcp = 00;
6636 OPJ_UINT32 l_nb_tiles;
6638 opj_tccp_t *l_current_tccp = 00;
6639 OPJ_UINT32 l_tccp_size;
6640 OPJ_UINT32 l_mct_size;
6641 opj_image_t * l_image;
6642 OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
6643 opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
6644 opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
6645 OPJ_UINT32 l_offset;
6648 assert(p_j2k != 00);
6649 assert(p_stream != 00);
6650 assert(p_manager != 00);
6652 l_image = p_j2k->m_private_image;
6653 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
6654 l_tcp = p_j2k->m_cp.tcps;
6655 l_tccp_size = l_image->numcomps * sizeof(opj_tccp_t);
6656 l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
6657 l_mct_size = l_image->numcomps * l_image->numcomps * sizeof(OPJ_FLOAT32);
6660 for (i=0; i<l_nb_tiles; ++i) {
6661 /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
6662 l_current_tccp = l_tcp->tccps;
6663 /*Copy default coding parameters into the current tile coding parameters*/
6664 memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
6665 /* Initialize some values of the current tile coding parameters*/
6667 l_tcp->ppt_data = 00;
6668 /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
6669 l_tcp->tccps = l_current_tccp;
6671 /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
6672 if (l_default_tcp->m_mct_decoding_matrix) {
6673 l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
6674 if (! l_tcp->m_mct_decoding_matrix ) {
6677 memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
6680 /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
6681 l_mct_records_size = l_default_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t);
6682 l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
6683 if (! l_tcp->m_mct_records) {
6686 memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
6688 /* Copy the mct record data from dflt_tile_cp to the current tile*/
6689 l_src_mct_rec = l_default_tcp->m_mct_records;
6690 l_dest_mct_rec = l_tcp->m_mct_records;
6692 for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
6694 if (l_src_mct_rec->m_data) {
6696 l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
6697 if(! l_dest_mct_rec->m_data) {
6700 memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
6707 /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
6708 l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t);
6709 l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
6710 if (! l_tcp->m_mcc_records) {
6713 memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
6715 /* Copy the mcc record data from dflt_tile_cp to the current tile*/
6716 l_src_mcc_rec = l_default_tcp->m_mcc_records;
6717 l_dest_mcc_rec = l_tcp->m_mcc_records;
6719 for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
6721 if (l_src_mcc_rec->m_decorrelation_array) {
6722 l_offset = l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records;
6723 l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
6726 if (l_src_mcc_rec->m_offset_array) {
6727 l_offset = l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records;
6728 l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
6735 /* Copy all the dflt_tile_compo_cp to the current tile cp */
6736 memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
6738 /* Move to next tile cp*/
6742 /* Create the current tile decoder*/
6743 p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
6744 if (! p_j2k->m_tcd ) {
6748 if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
6749 opj_tcd_destroy(p_j2k->m_tcd);
6751 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
6758 const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id)
6760 const opj_dec_memory_marker_handler_t *e;
6761 for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
6762 if (e->id == p_id) {
6763 break; /* we find a handler corresponding to the marker ID*/
6769 void opj_j2k_destroy (opj_j2k_t *p_j2k)
6775 if (p_j2k->m_is_decoder) {
6777 if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
6778 opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
6779 opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
6780 p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
6783 if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
6784 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
6785 p_j2k->m_specific_param.m_decoder.m_header_data = 00;
6786 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
6791 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
6792 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
6793 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
6796 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
6797 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
6798 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
6799 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
6802 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
6803 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
6804 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
6805 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
6809 opj_tcd_destroy(p_j2k->m_tcd);
6811 opj_j2k_cp_destroy(&(p_j2k->m_cp));
6812 memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t));
6814 opj_procedure_list_destroy(p_j2k->m_procedure_list);
6815 p_j2k->m_procedure_list = 00;
6817 opj_procedure_list_destroy(p_j2k->m_validation_list);
6818 p_j2k->m_procedure_list = 00;
6820 j2k_destroy_cstr_index(p_j2k->cstr_index);
6821 p_j2k->cstr_index = NULL;
6823 opj_image_destroy(p_j2k->m_private_image);
6824 p_j2k->m_private_image = NULL;
6826 opj_image_destroy(p_j2k->m_output_image);
6827 p_j2k->m_output_image = NULL;
6832 void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind)
6836 if (p_cstr_ind->marker) {
6837 opj_free(p_cstr_ind->marker);
6838 p_cstr_ind->marker = NULL;
6841 if (p_cstr_ind->tile_index) {
6842 OPJ_UINT32 it_tile = 0;
6844 for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
6846 if(p_cstr_ind->tile_index[it_tile].packet_index) {
6847 opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
6848 p_cstr_ind->tile_index[it_tile].packet_index = NULL;
6851 if(p_cstr_ind->tile_index[it_tile].tp_index){
6852 opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
6853 p_cstr_ind->tile_index[it_tile].tp_index = NULL;
6856 if(p_cstr_ind->tile_index[it_tile].marker){
6857 opj_free(p_cstr_ind->tile_index[it_tile].marker);
6858 p_cstr_ind->tile_index[it_tile].marker = NULL;
6863 opj_free( p_cstr_ind->tile_index);
6864 p_cstr_ind->tile_index = NULL;
6867 opj_free(p_cstr_ind);
6871 void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp)
6877 if (p_tcp->ppt_buffer != 00) {
6878 opj_free(p_tcp->ppt_buffer);
6879 p_tcp->ppt_buffer = 00;
6882 if (p_tcp->tccps != 00) {
6883 opj_free(p_tcp->tccps);
6887 if (p_tcp->m_mct_coding_matrix != 00) {
6888 opj_free(p_tcp->m_mct_coding_matrix);
6889 p_tcp->m_mct_coding_matrix = 00;
6892 if (p_tcp->m_mct_decoding_matrix != 00) {
6893 opj_free(p_tcp->m_mct_decoding_matrix);
6894 p_tcp->m_mct_decoding_matrix = 00;
6897 if (p_tcp->m_mcc_records) {
6898 opj_free(p_tcp->m_mcc_records);
6899 p_tcp->m_mcc_records = 00;
6900 p_tcp->m_nb_max_mcc_records = 0;
6901 p_tcp->m_nb_mcc_records = 0;
6904 if (p_tcp->m_mct_records) {
6905 opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
6908 for (i=0;i<p_tcp->m_nb_mct_records;++i) {
6909 if (l_mct_data->m_data) {
6910 opj_free(l_mct_data->m_data);
6911 l_mct_data->m_data = 00;
6917 opj_free(p_tcp->m_mct_records);
6918 p_tcp->m_mct_records = 00;
6921 if (p_tcp->mct_norms != 00) {
6922 opj_free(p_tcp->mct_norms);
6923 p_tcp->mct_norms = 00;
6926 opj_j2k_tcp_data_destroy(p_tcp);
6930 void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp)
6932 if (p_tcp->m_data) {
6933 opj_free(p_tcp->m_data);
6934 p_tcp->m_data = NULL;
6935 p_tcp->m_data_size = 0;
6939 void opj_j2k_cp_destroy (opj_cp_t *p_cp)
6941 OPJ_UINT32 l_nb_tiles;
6942 opj_tcp_t * l_current_tile = 00;
6949 if (p_cp->tcps != 00)
6951 l_current_tile = p_cp->tcps;
6952 l_nb_tiles = p_cp->th * p_cp->tw;
6954 for (i = 0; i < l_nb_tiles; ++i)
6956 opj_j2k_tcp_destroy(l_current_tile);
6959 opj_free(p_cp->tcps);
6962 opj_free(p_cp->ppm_buffer);
6963 p_cp->ppm_buffer = 00;
6964 p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
6965 opj_free(p_cp->comment);
6967 if (! p_cp->m_is_decoder)
6969 opj_free(p_cp->m_specific_param.m_enc.m_matrice);
6970 p_cp->m_specific_param.m_enc.m_matrice = 00;
6974 opj_bool opj_j2k_read_tile_header( opj_j2k_t * p_j2k,
6975 OPJ_UINT32 * p_tile_index,
6976 OPJ_UINT32 * p_data_size,
6977 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
6978 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
6979 OPJ_UINT32 * p_nb_comps,
6981 opj_stream_private_t *p_stream,
6982 opj_event_mgr_t * p_manager )
6984 OPJ_UINT32 l_current_marker = J2K_MS_SOT;
6985 OPJ_UINT32 l_marker_size;
6986 const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
6987 opj_tcp_t * l_tcp = NULL;
6988 OPJ_UINT32 l_nb_tiles;
6991 assert(p_stream != 00);
6992 assert(p_j2k != 00);
6993 assert(p_manager != 00);
6995 /* Reach the End Of Codestream ?*/
6996 if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
6997 l_current_marker = J2K_MS_EOC;
6999 /* We need to encounter a SOT marker (a new tile-part header) */
7000 else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
7004 /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
7005 while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
7007 /* Try to read until the Start Of Data is detected */
7008 while (l_current_marker != J2K_MS_SOD) {
7010 /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
7011 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7012 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7016 /* Read 2 bytes from the buffer as the marker size */
7017 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
7019 /* Why this condition? FIXME */
7020 if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
7021 p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
7023 l_marker_size -= 2; /* Subtract the size of the marker ID already read */
7025 /* Get the marker handler from the marker ID */
7026 l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
7028 /* Check if the marker is known and if it is the right place to find it */
7029 if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
7030 opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
7033 /* FIXME manage case of unknown marker as in the main header ? */
7035 /* Check if the marker size is compatible with the header data size */
7036 if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
7037 OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
7038 if (! new_header_data) {
7039 opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
7040 p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
7041 p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
7042 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
7045 p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
7046 p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
7049 /* Try to read the rest of the marker segment from stream and copy them into the buffer */
7050 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) {
7051 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7055 if (!l_marker_handler->handler) {
7056 /* See issue #175 */
7057 opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
7060 /* Read the marker segment with the correct marker handler */
7061 if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
7062 opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
7066 /* Add the marker to the codestream index*/
7067 if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
7069 l_marker_handler->id,
7070 (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
7071 l_marker_size + 4 )) {
7072 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
7076 /* Keep the position of the last SOT marker read */
7077 if ( l_marker_handler->id == J2K_MS_SOT ) {
7078 OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
7079 if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
7081 p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
7085 if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
7086 /* Skip the rest of the tile part header*/
7087 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) {
7088 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7091 l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
7094 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
7095 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7096 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7099 /* Read 2 bytes from the buffer as the new marker ID */
7100 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7104 /* If we didn't skip data before, we need to read the SOD marker*/
7105 if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
7106 /* Try to read the SOD marker and skip data ? FIXME */
7107 if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
7111 if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
7112 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7113 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7114 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7118 /* Read 2 bytes from buffer as the new marker ID */
7119 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7123 /* Indicate we will try to read a new tile-part header*/
7124 p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
7125 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7126 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
7128 /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
7129 if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
7130 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7134 /* Read 2 bytes from buffer as the new marker ID */
7135 opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
7139 /* Current marker is the EOC marker ?*/
7140 if (l_current_marker == J2K_MS_EOC) {
7141 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
7142 p_j2k->m_current_tile_number = 0;
7143 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
7148 if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
7149 l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
7150 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
7152 while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
7153 ++p_j2k->m_current_tile_number;
7157 if (p_j2k->m_current_tile_number == l_nb_tiles) {
7158 *p_go_on = OPJ_FALSE;
7164 if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
7165 opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
7169 opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
7170 p_j2k->m_current_tile_number, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
7172 *p_tile_index = p_j2k->m_current_tile_number;
7173 *p_go_on = OPJ_TRUE;
7174 *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
7175 *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
7176 *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
7177 *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
7178 *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
7179 *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
7181 p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
7186 opj_bool opj_j2k_decode_tile ( opj_j2k_t * p_j2k,
7187 OPJ_UINT32 p_tile_index,
7189 OPJ_UINT32 p_data_size,
7190 opj_stream_private_t *p_stream,
7191 opj_event_mgr_t * p_manager )
7193 OPJ_UINT32 l_current_marker;
7194 OPJ_BYTE l_data [2];
7198 assert(p_stream != 00);
7199 assert(p_j2k != 00);
7200 assert(p_manager != 00);
7202 if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
7203 || (p_tile_index != p_j2k->m_current_tile_number) ) {
7207 l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
7208 if (! l_tcp->m_data) {
7209 opj_j2k_tcp_destroy(l_tcp);
7213 if (! opj_tcd_decode_tile( p_j2k->m_tcd,
7217 p_j2k->cstr_index) ) {
7218 opj_j2k_tcp_destroy(l_tcp);
7219 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
7223 if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
7227 /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
7228 * we destroy just the data which will be re-read in read_tile_header*/
7229 /*opj_j2k_tcp_destroy(l_tcp);
7230 p_j2k->m_tcd->tcp = 0;*/
7231 opj_j2k_tcp_data_destroy(l_tcp);
7233 p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
7234 p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080));/* FIXME J2K_DEC_STATE_DATA);*/
7236 if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
7237 if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
7238 opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
7242 opj_read_bytes(l_data,&l_current_marker,2);
7244 if (l_current_marker == J2K_MS_EOC) {
7245 p_j2k->m_current_tile_number = 0;
7246 p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
7248 else if (l_current_marker != J2K_MS_SOT)
7250 opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
7258 opj_bool opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image)
7260 OPJ_UINT32 i,j,k = 0;
7261 OPJ_UINT32 l_width_src,l_height_src;
7262 OPJ_UINT32 l_width_dest,l_height_dest;
7263 OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
7264 OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
7265 OPJ_UINT32 l_start_x_dest , l_start_y_dest;
7266 OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
7267 OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
7269 opj_image_comp_t * l_img_comp_src = 00;
7270 opj_image_comp_t * l_img_comp_dest = 00;
7272 opj_tcd_tilecomp_t * l_tilec = 00;
7273 opj_image_t * l_image_src = 00;
7274 OPJ_UINT32 l_size_comp, l_remaining;
7275 OPJ_INT32 * l_dest_ptr;
7276 opj_tcd_resolution_t* l_res= 00;
7278 l_tilec = p_tcd->tcd_image->tiles->comps;
7279 l_image_src = p_tcd->image;
7280 l_img_comp_src = l_image_src->comps;
7282 l_img_comp_dest = p_output_image->comps;
7284 for (i=0; i<l_image_src->numcomps; i++) {
7286 /* Allocate output component buffer if necessary */
7287 if (!l_img_comp_dest->data) {
7289 l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
7290 if (! l_img_comp_dest->data) {
7295 /* Copy info from decoded comp image to output image */
7296 l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
7299 /* Compute the precision of the output buffer */
7300 l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
7301 l_remaining = l_img_comp_src->prec & 7; /* (%8) */
7302 l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
7308 if (l_size_comp == 3) {
7313 /* Current tile component size*/
7315 fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
7316 l_res->x0, l_res->x1, l_res->y0, l_res->y1);
7319 l_width_src = (l_res->x1 - l_res->x0);
7320 l_height_src = (l_res->y1 - l_res->y0);
7322 /* Border of the current output component*/
7323 l_x0_dest = opj_int_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
7324 l_y0_dest = opj_int_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
7325 l_x1_dest = l_x0_dest + l_img_comp_dest->w;
7326 l_y1_dest = l_y0_dest + l_img_comp_dest->h;
7329 fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
7330 l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
7334 /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
7335 * of the input buffer (decoded tile component) which will be move
7336 * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
7337 * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
7338 * by this input area.
7340 assert( l_res->x0 >= 0);
7341 assert( l_res->x1 >= 0);
7342 if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
7343 l_start_x_dest = l_res->x0 - l_x0_dest;
7344 l_offset_x0_src = 0;
7346 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7347 l_width_dest = l_width_src;
7348 l_offset_x1_src = 0;
7351 l_width_dest = l_x1_dest - l_res->x0 ;
7352 l_offset_x1_src = l_width_src - l_width_dest;
7356 l_start_x_dest = 0 ;
7357 l_offset_x0_src = l_x0_dest - l_res->x0;
7359 if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
7360 l_width_dest = l_width_src - l_offset_x0_src;
7361 l_offset_x1_src = 0;
7364 l_width_dest = l_img_comp_dest->w ;
7365 l_offset_x1_src = l_res->x1 - l_x1_dest;
7369 if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
7370 l_start_y_dest = l_res->y0 - l_y0_dest;
7371 l_offset_y0_src = 0;
7373 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7374 l_height_dest = l_height_src;
7375 l_offset_y1_src = 0;
7378 l_height_dest = l_y1_dest - l_res->y0 ;
7379 l_offset_y1_src = l_height_src - l_height_dest;
7383 l_start_y_dest = 0 ;
7384 l_offset_y0_src = l_y0_dest - l_res->y0;
7386 if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
7387 l_height_dest = l_height_src - l_offset_y0_src;
7388 l_offset_y1_src = 0;
7391 l_height_dest = l_img_comp_dest->h ;
7392 l_offset_y1_src = l_res->y1 - l_y1_dest;
7396 if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
7401 /* Compute the input buffer offset */
7402 l_start_offset_src = l_offset_x0_src + l_offset_y0_src * l_width_src;
7403 l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
7404 l_end_offset_src = l_offset_y1_src * l_width_src - l_offset_x0_src;
7406 /* Compute the output buffer offset */
7407 l_start_offset_dest = l_start_x_dest + l_start_y_dest * l_img_comp_dest->w;
7408 l_line_offset_dest = l_img_comp_dest->w - l_width_dest;
7410 /* Move the output buffer to the first place where we will write*/
7411 l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
7414 fprintf(stdout, "COMPO[%d]:\n",i);
7415 fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
7416 "\t tile offset:%d, %d, %d, %d\n"
7417 "\t buffer offset: %d; %d, %d\n",
7418 l_res->x0, l_res->y0, l_width_src, l_height_src,
7419 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
7420 l_start_offset_src, l_line_offset_src, l_end_offset_src);
7422 fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
7423 "\t start offset: %d, line offset= %d\n",
7424 l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
7427 switch (l_size_comp) {
7430 OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
7431 l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
7433 if (l_img_comp_src->sgnd) {
7434 for (j = 0 ; j < l_height_dest ; ++j) {
7435 for ( k = 0 ; k < l_width_dest ; ++k) {
7436 *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
7439 l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
7440 l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
7444 for ( j = 0 ; j < l_height_dest ; ++j ) {
7445 for ( k = 0 ; k < l_width_dest ; ++k) {
7446 *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
7449 l_dest_ptr+= l_line_offset_dest;
7450 l_src_ptr += l_line_offset_src;
7454 l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
7455 p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
7460 OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
7461 l_src_ptr += l_start_offset_src;
7463 if (l_img_comp_src->sgnd) {
7464 for (j=0;j<l_height_dest;++j) {
7465 for (k=0;k<l_width_dest;++k) {
7466 *(l_dest_ptr++) = *(l_src_ptr++);
7469 l_dest_ptr+= l_line_offset_dest;
7470 l_src_ptr += l_line_offset_src ;
7474 for (j=0;j<l_height_dest;++j) {
7475 for (k=0;k<l_width_dest;++k) {
7476 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
7479 l_dest_ptr+= l_line_offset_dest;
7480 l_src_ptr += l_line_offset_src ;
7484 l_src_ptr += l_end_offset_src;
7485 p_data = (OPJ_BYTE*) l_src_ptr;
7490 OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
7491 l_src_ptr += l_start_offset_src;
7493 for (j=0;j<l_height_dest;++j) {
7494 for (k=0;k<l_width_dest;++k) {
7495 *(l_dest_ptr++) = (*(l_src_ptr++));
7498 l_dest_ptr+= l_line_offset_dest;
7499 l_src_ptr += l_line_offset_src ;
7502 l_src_ptr += l_end_offset_src;
7503 p_data = (OPJ_BYTE*) l_src_ptr;
7516 opj_bool opj_j2k_set_decode_area( opj_j2k_t *p_j2k,
7517 opj_image_t* p_image,
7518 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
7519 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
7520 opj_event_mgr_t * p_manager )
7522 opj_cp_t * l_cp = &(p_j2k->m_cp);
7523 opj_image_t * l_image = p_j2k->m_private_image;
7526 OPJ_INT32 l_comp_x1, l_comp_y1;
7527 opj_image_comp_t* l_img_comp = NULL;
7529 /* Check if we are read the main header */
7530 if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
7531 opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
7535 if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
7536 opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
7538 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7539 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7540 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7541 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7547 /* Check if the positions provided by the user are correct */
7550 assert(p_start_x >= 0 );
7551 assert(p_start_y >= 0 );
7553 if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
7554 opj_event_msg(p_manager, EVT_ERROR,
7555 "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
7556 p_start_x, l_image->x1);
7559 else if ((OPJ_UINT32)p_start_x < l_image->x0){
7560 opj_event_msg(p_manager, EVT_WARNING,
7561 "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
7562 p_start_x, l_image->x0);
7563 p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
7564 p_image->x0 = l_image->x0;
7567 p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_start_x - l_cp->tx0) / l_cp->tdx;
7568 p_image->x0 = p_start_x;
7572 if ((OPJ_UINT32)p_start_y > l_image->y1){
7573 opj_event_msg(p_manager, EVT_ERROR,
7574 "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
7575 p_start_y, l_image->y1);
7578 else if ((OPJ_UINT32)p_start_y < l_image->y0){
7579 opj_event_msg(p_manager, EVT_WARNING,
7580 "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
7581 p_start_y, l_image->y0);
7582 p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
7583 p_image->y0 = l_image->y0;
7586 p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_start_y - l_cp->ty0) / l_cp->tdy;
7587 p_image->y0 = p_start_y;
7591 assert((OPJ_UINT32)p_end_x > 0);
7592 assert((OPJ_UINT32)p_end_y > 0);
7593 if ((OPJ_UINT32)p_end_x < l_image->x0) {
7594 opj_event_msg(p_manager, EVT_ERROR,
7595 "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
7596 p_end_x, l_image->x0);
7599 else if ((OPJ_UINT32)p_end_x > l_image->x1) {
7600 opj_event_msg(p_manager, EVT_WARNING,
7601 "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
7602 p_end_x, l_image->x1);
7603 p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
7604 p_image->x1 = l_image->x1;
7607 p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_int_ceildiv((p_end_x - l_cp->tx0), l_cp->tdx);
7608 p_image->x1 = p_end_x;
7612 if ((OPJ_UINT32)p_end_y < l_image->y0) {
7613 opj_event_msg(p_manager, EVT_ERROR,
7614 "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
7615 p_end_y, l_image->y0);
7618 if ((OPJ_UINT32)p_end_y > l_image->y1){
7619 opj_event_msg(p_manager, EVT_WARNING,
7620 "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
7621 p_end_y, l_image->y1);
7622 p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
7623 p_image->y1 = l_image->y1;
7626 p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_int_ceildiv((p_end_y - l_cp->ty0), l_cp->tdy);
7627 p_image->y1 = p_end_y;
7631 p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
7633 l_img_comp = p_image->comps;
7634 for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
7638 l_img_comp->x0 = opj_int_ceildiv(p_image->x0, l_img_comp->dx);
7639 l_img_comp->y0 = opj_int_ceildiv(p_image->y0, l_img_comp->dy);
7640 l_comp_x1 = opj_int_ceildiv(p_image->x1, l_img_comp->dx);
7641 l_comp_y1 = opj_int_ceildiv(p_image->y1, l_img_comp->dy);
7643 l_w = opj_int_ceildivpow2(l_comp_x1, l_img_comp->factor)
7644 - opj_int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
7646 opj_event_msg(p_manager, EVT_ERROR,
7647 "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
7651 l_img_comp->w = l_w;
7653 l_h = opj_int_ceildivpow2(l_comp_y1, l_img_comp->factor)
7654 - opj_int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
7656 opj_event_msg(p_manager, EVT_ERROR,
7657 "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
7661 l_img_comp->h = l_h;
7666 opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
7667 p_image->x0, p_image->y0, p_image->x1, p_image->y1);
7672 opj_j2k_t* opj_j2k_create_decompress(void)
7674 opj_j2k_t *l_j2k = (opj_j2k_t*) opj_malloc(sizeof(opj_j2k_t));
7678 memset(l_j2k,0,sizeof(opj_j2k_t));
7680 l_j2k->m_is_decoder = 1;
7681 l_j2k->m_cp.m_is_decoder = 1;
7683 l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_malloc(sizeof(opj_tcp_t));
7684 if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
7685 opj_j2k_destroy(l_j2k);
7688 memset(l_j2k->m_specific_param.m_decoder.m_default_tcp,0,sizeof(opj_tcp_t));
7690 l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_malloc(J2K_DEFAULT_HEADER_SIZE);
7691 if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
7692 opj_j2k_destroy(l_j2k);
7696 l_j2k->m_specific_param.m_decoder.m_header_data_size = J2K_DEFAULT_HEADER_SIZE;
7698 l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
7700 l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
7702 /* codestream index creation */
7703 l_j2k->cstr_index = opj_j2k_create_cstr_index();
7705 /*(opj_codestream_index_t*) opj_malloc(sizeof(opj_codestream_index_t));
7706 if (!l_j2k->cstr_index){
7707 opj_j2k_destroy(l_j2k);
7711 l_j2k->cstr_index->marker = (opj_marker_info_t*) opj_malloc(100 * sizeof(opj_marker_info_t));
7714 /* validation list creation */
7715 l_j2k->m_validation_list = opj_procedure_list_create();
7716 if (! l_j2k->m_validation_list) {
7717 opj_j2k_destroy(l_j2k);
7721 /* execution list creation */
7722 l_j2k->m_procedure_list = opj_procedure_list_create();
7723 if (! l_j2k->m_procedure_list) {
7724 opj_j2k_destroy(l_j2k);
7731 opj_codestream_index_t* opj_j2k_create_cstr_index(void)
7733 opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
7734 opj_calloc(1,sizeof(opj_codestream_index_t));
7738 cstr_index->maxmarknum = 100;
7739 cstr_index->marknum = 0;
7740 cstr_index->marker = (opj_marker_info_t*)
7741 opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
7742 if (!cstr_index-> marker)
7745 cstr_index->tile_index = NULL;
7750 OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k,
7751 OPJ_UINT32 p_tile_no,
7752 OPJ_UINT32 p_comp_no )
7754 opj_cp_t *l_cp = 00;
7755 opj_tcp_t *l_tcp = 00;
7756 opj_tccp_t *l_tccp = 00;
7759 assert(p_j2k != 00);
7761 l_cp = &(p_j2k->m_cp);
7762 l_tcp = &l_cp->tcps[p_tile_no];
7763 l_tccp = &l_tcp->tccps[p_comp_no];
7765 /* preconditions again */
7766 assert(p_tile_no < (l_cp->tw * l_cp->th));
7767 assert(p_comp_no < p_j2k->m_private_image->numcomps);
7769 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
7770 return 5 + l_tccp->numresolutions;
7777 opj_bool opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k,
7778 OPJ_UINT32 p_tile_no,
7779 OPJ_UINT32 p_comp_no,
7781 OPJ_UINT32 * p_header_size,
7782 struct opj_event_mgr * p_manager )
7785 opj_cp_t *l_cp = 00;
7786 opj_tcp_t *l_tcp = 00;
7787 opj_tccp_t *l_tccp = 00;
7790 assert(p_j2k != 00);
7791 assert(p_header_size != 00);
7792 assert(p_manager != 00);
7793 assert(p_data != 00);
7795 l_cp = &(p_j2k->m_cp);
7796 l_tcp = &l_cp->tcps[p_tile_no];
7797 l_tccp = &l_tcp->tccps[p_comp_no];
7799 /* preconditions again */
7800 assert(p_tile_no < (l_cp->tw * l_cp->th));
7801 assert(p_comp_no <(p_j2k->m_private_image->numcomps));
7803 if (*p_header_size < 5) {
7804 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
7808 opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
7811 opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */
7814 opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */
7817 opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */
7820 opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */
7823 *p_header_size = *p_header_size - 5;
7825 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
7827 if (*p_header_size < l_tccp->numresolutions) {
7828 opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
7832 for (i = 0; i < l_tccp->numresolutions; ++i) {
7833 opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */
7837 *p_header_size = *p_header_size - l_tccp->numresolutions;
7843 opj_bool opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k,
7845 OPJ_BYTE * p_header_data,
7846 OPJ_UINT32 * p_header_size,
7847 opj_event_mgr_t * p_manager)
7849 OPJ_UINT32 i, l_tmp;
7850 opj_cp_t *l_cp = NULL;
7851 opj_tcp_t *l_tcp = NULL;
7852 opj_tccp_t *l_tccp = NULL;
7853 OPJ_BYTE * l_current_ptr = NULL;
7856 assert(p_j2k != 00);
7857 assert(p_manager != 00);
7858 assert(p_header_data != 00);
7860 l_cp = &(p_j2k->m_cp);
7861 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
7862 &l_cp->tcps[p_j2k->m_current_tile_number] :
7863 p_j2k->m_specific_param.m_decoder.m_default_tcp;
7865 /* precondition again */
7866 assert(compno < p_j2k->m_private_image->numcomps);
7868 l_tccp = &l_tcp->tccps[compno];
7869 l_current_ptr = p_header_data;
7871 /* make sure room is sufficient */
7872 if (*p_header_size < 5) {
7873 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
7877 opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
7878 ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
7881 /* If user wants to remove more resolutions than the codestream contains, return error */
7882 if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
7883 opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
7884 "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
7885 p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
7889 opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
7893 opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
7897 opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
7900 opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
7903 *p_header_size = *p_header_size - 5;
7905 /* use custom precinct size ? */
7906 if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
7907 if (*p_header_size < l_tccp->numresolutions) {
7908 opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
7912 for (i = 0; i < l_tccp->numresolutions; ++i) {
7913 opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
7915 l_tccp->prcw[i] = l_tmp & 0xf;
7916 l_tccp->prch[i] = l_tmp >> 4;
7919 *p_header_size = *p_header_size - l_tccp->numresolutions;
7922 /* set default size for the precinct width and height */
7923 for (i = 0; i < l_tccp->numresolutions; ++i) {
7924 l_tccp->prcw[i] = 15;
7925 l_tccp->prch[i] = 15;
7929 #ifdef WIP_REMOVE_MSD
7931 if (p_j2k->cstr_info && compno == 0) {
7932 OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
7934 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh;
7935 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw;
7936 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions;
7937 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty;
7938 p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid;
7940 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size);
7941 memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size);
7949 void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k )
7953 opj_cp_t *l_cp = NULL;
7954 opj_tcp_t *l_tcp = NULL;
7955 opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
7956 OPJ_UINT32 l_prc_size;
7959 assert(p_j2k != 00);
7961 l_cp = &(p_j2k->m_cp);
7962 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/
7963 &l_cp->tcps[p_j2k->m_current_tile_number] :
7964 p_j2k->m_specific_param.m_decoder.m_default_tcp;
7966 l_ref_tccp = &l_tcp->tccps[0];
7967 l_copied_tccp = l_ref_tccp + 1;
7968 l_prc_size = l_ref_tccp->numresolutions * sizeof(OPJ_UINT32);
7970 for (i=1; i<p_j2k->m_private_image->numcomps; ++i) {
7971 l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
7972 l_copied_tccp->cblkw = l_ref_tccp->cblkw;
7973 l_copied_tccp->cblkh = l_ref_tccp->cblkh;
7974 l_copied_tccp->cblksty = l_ref_tccp->cblksty;
7975 l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
7976 memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size);
7977 memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size);
7982 OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k,
7983 OPJ_UINT32 p_tile_no,
7984 OPJ_UINT32 p_comp_no )
7986 OPJ_UINT32 l_num_bands;
7988 opj_cp_t *l_cp = 00;
7989 opj_tcp_t *l_tcp = 00;
7990 opj_tccp_t *l_tccp = 00;
7993 assert(p_j2k != 00);
7995 l_cp = &(p_j2k->m_cp);
7996 l_tcp = &l_cp->tcps[p_tile_no];
7997 l_tccp = &l_tcp->tccps[p_comp_no];
7999 /* preconditions again */
8000 assert(p_tile_no < l_cp->tw * l_cp->th);
8001 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8003 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8005 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8006 return 1 + l_num_bands;
8009 return 1 + 2*l_num_bands;
8013 opj_bool opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k,
8014 OPJ_UINT32 p_tile_no,
8015 OPJ_UINT32 p_comp_no,
8017 OPJ_UINT32 * p_header_size,
8018 struct opj_event_mgr * p_manager )
8020 OPJ_UINT32 l_header_size;
8021 OPJ_UINT32 l_band_no, l_num_bands;
8022 OPJ_UINT32 l_expn,l_mant;
8024 opj_cp_t *l_cp = 00;
8025 opj_tcp_t *l_tcp = 00;
8026 opj_tccp_t *l_tccp = 00;
8029 assert(p_j2k != 00);
8030 assert(p_header_size != 00);
8031 assert(p_manager != 00);
8032 assert(p_data != 00);
8034 l_cp = &(p_j2k->m_cp);
8035 l_tcp = &l_cp->tcps[p_tile_no];
8036 l_tccp = &l_tcp->tccps[p_comp_no];
8038 /* preconditions again */
8039 assert(p_tile_no < l_cp->tw * l_cp->th);
8040 assert(p_comp_no <p_j2k->m_private_image->numcomps);
8042 l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2);
8044 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8045 l_header_size = 1 + l_num_bands;
8047 if (*p_header_size < l_header_size) {
8048 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8052 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8055 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8056 l_expn = l_tccp->stepsizes[l_band_no].expn;
8057 opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
8062 l_header_size = 1 + 2*l_num_bands;
8064 if (*p_header_size < l_header_size) {
8065 opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
8069 opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */
8072 for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
8073 l_expn = l_tccp->stepsizes[l_band_no].expn;
8074 l_mant = l_tccp->stepsizes[l_band_no].mant;
8076 opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
8081 *p_header_size = *p_header_size - l_header_size;
8086 opj_bool opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
8087 OPJ_UINT32 p_comp_no,
8088 OPJ_BYTE* p_header_data,
8089 OPJ_UINT32 * p_header_size,
8090 opj_event_mgr_t * p_manager
8094 OPJ_UINT32 l_band_no;
8095 opj_cp_t *l_cp = 00;
8096 opj_tcp_t *l_tcp = 00;
8097 opj_tccp_t *l_tccp = 00;
8098 OPJ_BYTE * l_current_ptr = 00;
8099 OPJ_UINT32 l_tmp, l_num_band;
8102 assert(p_j2k != 00);
8103 assert(p_manager != 00);
8104 assert(p_header_data != 00);
8106 l_cp = &(p_j2k->m_cp);
8107 /* come from tile part header or main header ?*/
8108 l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/
8109 &l_cp->tcps[p_j2k->m_current_tile_number] :
8110 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8112 /* precondition again*/
8113 assert(p_comp_no < p_j2k->m_private_image->numcomps);
8115 l_tccp = &l_tcp->tccps[p_comp_no];
8116 l_current_ptr = p_header_data;
8118 if (*p_header_size < 1) {
8119 opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
8122 *p_header_size -= 1;
8124 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */
8127 l_tccp->qntsty = l_tmp & 0x1f;
8128 l_tccp->numgbits = l_tmp >> 5;
8129 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8133 l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
8135 (*p_header_size) / 2;
8137 if( l_num_band > J2K_MAXBANDS ) {
8138 opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
8139 "number of subbands (%d) is greater to J2K_MAXBANDS (%d). So we limit the number of elements stored to "
8140 "J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, J2K_MAXBANDS, J2K_MAXBANDS);
8141 /*return OPJ_FALSE;*/
8146 if (l_cp->correct) {
8148 /* if JPWL is on, we check whether there are too many subbands */
8149 if (/*(l_num_band < 0) ||*/ (l_num_band >= J2K_MAXBANDS)) {
8150 opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
8151 "JPWL: bad number of subbands in Sqcx (%d)\n",
8154 opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
8157 /* we try to correct */
8159 opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
8160 "- setting number of bands to %d => HYPOTHESIS!!!\n",
8165 #endif /* USE_JPWL */
8167 if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
8168 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8169 opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */
8171 if (l_band_no < J2K_MAXBANDS){
8172 l_tccp->stepsizes[l_band_no].expn = l_tmp>>3;
8173 l_tccp->stepsizes[l_band_no].mant = 0;
8176 *p_header_size = *p_header_size - l_num_band;
8179 for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
8180 opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */
8182 if (l_band_no < J2K_MAXBANDS){
8183 l_tccp->stepsizes[l_band_no].expn = l_tmp >> 11;
8184 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
8187 *p_header_size = *p_header_size - 2*l_num_band;
8190 /* Add Antonin : if scalar_derived -> compute other stepsizes */
8191 if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
8192 for (l_band_no = 1; l_band_no < J2K_MAXBANDS; l_band_no++) {
8193 l_tccp->stepsizes[l_band_no].expn =
8194 ((l_tccp->stepsizes[0].expn) - ((l_band_no - 1) / 3) > 0) ?
8195 (l_tccp->stepsizes[0].expn) - ((l_band_no - 1) / 3) : 0;
8196 l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
8203 void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k )
8206 opj_cp_t *l_cp = NULL;
8207 opj_tcp_t *l_tcp = NULL;
8208 opj_tccp_t *l_ref_tccp = NULL;
8209 opj_tccp_t *l_copied_tccp = NULL;
8213 assert(p_j2k != 00);
8215 l_cp = &(p_j2k->m_cp);
8216 l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
8217 &l_cp->tcps[p_j2k->m_current_tile_number] :
8218 p_j2k->m_specific_param.m_decoder.m_default_tcp;
8220 l_ref_tccp = &l_tcp->tccps[0];
8221 l_copied_tccp = l_ref_tccp + 1;
8222 l_size = J2K_MAXBANDS * sizeof(opj_stepsize_t);
8224 for (i=1;i<p_j2k->m_private_image->numcomps;++i) {
8225 l_copied_tccp->qntsty = l_ref_tccp->qntsty;
8226 l_copied_tccp->numgbits = l_ref_tccp->numgbits;
8227 memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size);
8232 void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
8234 /* Check if the flag is compatible with j2k file*/
8235 if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){
8236 fprintf(out_stream, "Wrong flag\n");
8240 /* Dump the image_header */
8241 if (flag & OPJ_IMG_INFO){
8242 if (p_j2k->m_private_image)
8243 j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
8246 /* Dump the codestream info from main header */
8247 if (flag & OPJ_J2K_MH_INFO){
8248 opj_j2k_dump_MH_info(p_j2k, out_stream);
8251 /* Dump the codestream info of the current tile */
8252 if (flag & OPJ_J2K_TH_INFO){
8256 /* Dump the codestream index from main header */
8257 if (flag & OPJ_J2K_MH_IND){
8258 opj_j2k_dump_MH_index(p_j2k, out_stream);
8261 /* Dump the codestream index of the current tile */
8262 if (flag & OPJ_J2K_TH_IND){
8268 void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
8270 opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
8271 OPJ_UINT32 it_marker, it_tile, it_tile_part;
8273 fprintf(out_stream, "Codestream index from main header: {\n");
8275 fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
8276 "\t Main header end position=%" PRIi64 "\n",
8277 cstr_index->main_head_start, cstr_index->main_head_end);
8279 fprintf(out_stream, "\t Marker list: {\n");
8281 if (cstr_index->marker){
8282 for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
8283 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8284 cstr_index->marker[it_marker].type,
8285 cstr_index->marker[it_marker].pos,
8286 cstr_index->marker[it_marker].len );
8290 fprintf(out_stream, "\t }\n");
8292 if (cstr_index->tile_index){
8294 /* Simple test to avoid to write empty information*/
8295 OPJ_UINT32 l_acc_nb_of_tile_part = 0;
8296 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8297 l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
8300 if (l_acc_nb_of_tile_part)
8302 fprintf(out_stream, "\t Tile index: {\n");
8304 for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){
8305 OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
8307 fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part);
8309 if (cstr_index->tile_index[it_tile].tp_index){
8310 for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
8311 fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n",
8313 cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
8314 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
8315 cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
8319 if (cstr_index->tile_index[it_tile].marker){
8320 for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
8321 fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
8322 cstr_index->tile_index[it_tile].marker[it_marker].type,
8323 cstr_index->tile_index[it_tile].marker[it_marker].pos,
8324 cstr_index->tile_index[it_tile].marker[it_marker].len );
8328 fprintf(out_stream,"\t }\n");
8332 fprintf(out_stream,"}\n");
8336 void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
8338 opj_tcp_t * l_default_tile=NULL;
8340 fprintf(out_stream, "Codestream info from main header: {\n");
8342 fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
8343 fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
8344 fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
8346 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8350 OPJ_INT32 numcomps = p_j2k->m_private_image->numcomps;
8352 fprintf(out_stream, "\t default tile {\n");
8353 fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
8354 fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
8355 fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
8356 fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
8358 for (compno = 0; compno < numcomps; compno++) {
8359 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8361 OPJ_INT32 bandno, numbands;
8364 fprintf(out_stream, "\t\t comp %d {\n", compno);
8365 fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
8366 fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
8367 fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
8368 fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
8369 fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
8370 fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
8372 fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
8373 for (resno = 0; resno < l_tccp->numresolutions; resno++) {
8374 fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
8376 fprintf(out_stream, "\n");
8378 /* quantization style*/
8379 fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
8380 fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
8381 fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
8382 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
8383 for (bandno = 0; bandno < numbands; bandno++) {
8384 fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
8385 l_tccp->stepsizes[bandno].expn);
8387 fprintf(out_stream, "\n");
8390 fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
8392 fprintf(out_stream, "\t\t }\n");
8393 } /*end of component of default tile*/
8394 fprintf(out_stream, "\t }\n"); /*end of default tile*/
8398 fprintf(out_stream, "}\n");
8402 void j2k_dump_image_header(opj_image_t* img_header, opj_bool dev_dump_flag, FILE* out_stream)
8407 fprintf(stdout, "[DEV] Dump an image_header struct {\n");
8411 fprintf(out_stream, "Image info {\n");
8412 tab[0] = '\t';tab[1] = '\0';
8415 fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
8416 fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1);
8417 fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
8419 if (img_header->comps){
8421 for (compno = 0; compno < img_header->numcomps; compno++) {
8422 fprintf(out_stream, "%s\t component %d {\n", tab, compno);
8423 j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream);
8424 fprintf(out_stream,"%s}\n",tab);
8428 fprintf(out_stream, "}\n");
8431 void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, opj_bool dev_dump_flag, FILE* out_stream)
8436 fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
8439 tab[0] = '\t';tab[1] = '\t';tab[2] = '\0';
8442 fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
8443 fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
8444 fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
8447 fprintf(out_stream, "}\n");
8450 opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
8453 OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
8454 opj_tcp_t *l_default_tile;
8455 opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
8457 cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
8459 cstr_info->tx0 = p_j2k->m_cp.tx0;
8460 cstr_info->ty0 = p_j2k->m_cp.ty0;
8461 cstr_info->tdx = p_j2k->m_cp.tdx;
8462 cstr_info->tdy = p_j2k->m_cp.tdy;
8463 cstr_info->tw = p_j2k->m_cp.tw;
8464 cstr_info->th = p_j2k->m_cp.th;
8466 cstr_info->tile_info = NULL; /* Not fill from the main header*/
8468 l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
8470 cstr_info->m_default_tile_info.csty = l_default_tile->csty;
8471 cstr_info->m_default_tile_info.prg = l_default_tile->prg;
8472 cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
8473 cstr_info->m_default_tile_info.mct = l_default_tile->mct;
8475 cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
8477 for (compno = 0; compno < numcomps; compno++) {
8478 opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
8479 opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
8480 OPJ_INT32 bandno, numbands;
8483 l_tccp_info->csty = l_tccp->csty;
8484 l_tccp_info->numresolutions = l_tccp->numresolutions;
8485 l_tccp_info->cblkw = l_tccp->cblkw;
8486 l_tccp_info->cblkh = l_tccp->cblkh;
8487 l_tccp_info->cblksty = l_tccp->cblksty;
8488 l_tccp_info->qmfbid = l_tccp->qmfbid;
8489 if (l_tccp->numresolutions < J2K_MAXRLVLS)
8491 memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
8492 memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
8495 /* quantization style*/
8496 l_tccp_info->qntsty = l_tccp->qntsty;
8497 l_tccp_info->numgbits = l_tccp->numgbits;
8499 numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
8500 if (numbands < J2K_MAXBANDS) {
8501 for (bandno = 0; bandno < numbands; bandno++) {
8502 l_tccp_info->stepsizes_mant[bandno] = l_tccp->stepsizes[bandno].mant;
8503 l_tccp_info->stepsizes_expn[bandno] = l_tccp->stepsizes[bandno].expn;
8508 l_tccp_info->roishift = l_tccp->roishift;
8514 opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
8516 opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
8517 opj_calloc(1,sizeof(opj_codestream_index_t));
8521 l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
8522 l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
8523 l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
8525 l_cstr_index->marknum = p_j2k->cstr_index->marknum;
8526 l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
8527 if (!l_cstr_index->marker){
8528 opj_free( l_cstr_index);
8532 if (p_j2k->cstr_index->marker)
8533 memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
8535 opj_free(l_cstr_index->marker);
8536 l_cstr_index->marker = NULL;
8539 l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
8540 l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
8541 if (!l_cstr_index->tile_index){
8542 opj_free( l_cstr_index->marker);
8543 opj_free( l_cstr_index);
8547 if (!p_j2k->cstr_index->tile_index){
8548 opj_free(l_cstr_index->tile_index);
8549 l_cstr_index->tile_index = NULL;
8552 OPJ_UINT32 it_tile = 0;
8553 for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
8556 l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
8558 l_cstr_index->tile_index[it_tile].marker =
8559 (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
8561 if (!l_cstr_index->tile_index[it_tile].marker) {
8562 OPJ_UINT32 it_tile_free;
8564 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
8565 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
8568 opj_free( l_cstr_index->tile_index);
8569 opj_free( l_cstr_index->marker);
8570 opj_free( l_cstr_index);
8574 if (p_j2k->cstr_index->tile_index[it_tile].marker)
8575 memcpy( l_cstr_index->tile_index[it_tile].marker,
8576 p_j2k->cstr_index->tile_index[it_tile].marker,
8577 l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
8579 opj_free(l_cstr_index->tile_index[it_tile].marker);
8580 l_cstr_index->tile_index[it_tile].marker = NULL;
8583 /* Tile part index*/
8584 l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
8586 l_cstr_index->tile_index[it_tile].tp_index =
8587 (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
8589 if(!l_cstr_index->tile_index[it_tile].tp_index){
8590 OPJ_UINT32 it_tile_free;
8592 for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
8593 opj_free(l_cstr_index->tile_index[it_tile_free].marker);
8594 opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
8597 opj_free( l_cstr_index->tile_index);
8598 opj_free( l_cstr_index->marker);
8599 opj_free( l_cstr_index);
8603 if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
8604 memcpy( l_cstr_index->tile_index[it_tile].tp_index,
8605 p_j2k->cstr_index->tile_index[it_tile].tp_index,
8606 l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
8609 opj_free(l_cstr_index->tile_index[it_tile].tp_index);
8610 l_cstr_index->tile_index[it_tile].tp_index = NULL;
8613 /* Packet index (NOT USED)*/
8614 l_cstr_index->tile_index[it_tile].nb_packet = 0;
8615 l_cstr_index->tile_index[it_tile].packet_index = NULL;
8620 return l_cstr_index;
8623 opj_bool opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
8625 OPJ_UINT32 it_tile=0;
8627 p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
8628 p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
8629 if (!p_j2k->cstr_index->tile_index)
8632 for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){
8633 p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
8634 p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
8635 p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
8636 opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t));
8637 if (!p_j2k->cstr_index->tile_index[it_tile].marker)
8644 opj_bool opj_j2k_decode_tiles ( opj_j2k_t *p_j2k,
8645 opj_stream_private_t *p_stream,
8646 opj_event_mgr_t * p_manager)
8648 opj_bool l_go_on = OPJ_TRUE;
8649 OPJ_UINT32 l_current_tile_no;
8650 OPJ_UINT32 l_data_size,l_max_data_size;
8651 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
8652 OPJ_UINT32 l_nb_comps;
8653 OPJ_BYTE * l_current_data;
8655 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
8656 if (! l_current_data) {
8657 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
8660 l_max_data_size = 1000;
8663 if (! opj_j2k_read_tile_header( p_j2k,
8666 &l_tile_x0, &l_tile_y0,
8667 &l_tile_x1, &l_tile_y1,
8672 opj_free(l_current_data);
8680 if (l_data_size > l_max_data_size) {
8681 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
8682 if (! l_new_current_data) {
8683 opj_free(l_current_data);
8684 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);
8687 l_current_data = l_new_current_data;
8688 l_max_data_size = l_data_size;
8691 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
8692 opj_free(l_current_data);
8695 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);
8697 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
8698 opj_free(l_current_data);
8701 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
8705 opj_free(l_current_data);
8711 * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
8713 static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k)
8716 assert(p_j2k != 00);
8718 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles);
8719 /* DEVELOPER CORNER, add your custom procedures */
8724 * Read and decode one tile.
8726 static opj_bool opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k,
8727 opj_stream_private_t *p_stream,
8728 opj_event_mgr_t * p_manager)
8730 opj_bool l_go_on = OPJ_TRUE;
8731 OPJ_UINT32 l_current_tile_no;
8732 OPJ_UINT32 l_tile_no_to_dec;
8733 OPJ_UINT32 l_data_size,l_max_data_size;
8734 OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
8735 OPJ_UINT32 l_nb_comps;
8736 OPJ_BYTE * l_current_data;
8738 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
8739 if (! l_current_data) {
8740 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
8743 l_max_data_size = 1000;
8745 /*Allocate and initialize some elements of codestrem index if not already done*/
8746 if( !p_j2k->cstr_index->tile_index)
8748 if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
8749 opj_free(l_current_data);
8753 /* Move into the codestream to the first SOT used to decode the desired tile */
8754 l_tile_no_to_dec = p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
8755 if (p_j2k->cstr_index->tile_index)
8756 if(p_j2k->cstr_index->tile_index->tp_index)
8758 if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
8759 /* the index for this tile has not been built,
8760 * so move to the last SOT read */
8761 if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
8762 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
8767 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)) ) {
8768 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
8772 /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
8773 if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
8774 p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
8778 if (! opj_j2k_read_tile_header( p_j2k,
8781 &l_tile_x0, &l_tile_y0,
8782 &l_tile_x1, &l_tile_y1,
8787 opj_free(l_current_data);
8795 if (l_data_size > l_max_data_size) {
8796 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
8797 if (! l_new_current_data) {
8798 opj_free(l_current_data);
8799 l_current_data = NULL;
8800 /* TODO: LH: why tile numbering policy used in messages differs from
8801 the one used in opj_j2k_decode_tiles() ? */
8802 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);
8805 l_current_data = l_new_current_data;
8806 l_max_data_size = l_data_size;
8809 if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
8810 opj_free(l_current_data);
8813 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);
8815 if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
8816 opj_free(l_current_data);
8819 opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
8821 if(l_current_tile_no == l_tile_no_to_dec)
8823 /* move into the codestream to the the first SOT (FIXME or not move?)*/
8824 if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
8825 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
8831 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);
8836 opj_free(l_current_data);
8842 * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
8844 static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k)
8847 assert(p_j2k != 00);
8849 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile);
8850 /* DEVELOPER CORNER, add your custom procedures */
8854 opj_bool opj_j2k_decode(opj_j2k_t * p_j2k,
8855 opj_stream_private_t * p_stream,
8856 opj_image_t * p_image,
8857 opj_event_mgr_t * p_manager)
8864 p_j2k->m_output_image = opj_image_create0();
8865 if (! (p_j2k->m_output_image)) {
8868 opj_copy_image_header(p_image, p_j2k->m_output_image);
8870 /* customization of the decoding */
8871 opj_j2k_setup_decoding(p_j2k);
8873 /* Decode the codestream */
8874 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
8875 opj_image_destroy(p_j2k->m_private_image);
8876 p_j2k->m_private_image = NULL;
8880 /* Move data and copy one information from codec to output image*/
8881 for (compno = 0; compno < p_image->numcomps; compno++) {
8882 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
8883 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
8884 p_j2k->m_output_image->comps[compno].data = NULL;
8890 opj_bool opj_j2k_get_tile( opj_j2k_t *p_j2k,
8891 opj_stream_private_t *p_stream,
8892 opj_image_t* p_image,
8893 opj_event_mgr_t * p_manager,
8894 OPJ_UINT32 tile_index )
8897 OPJ_UINT32 l_tile_x, l_tile_y;
8898 opj_image_comp_t* l_img_comp;
8901 opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
8905 if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
8906 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);
8910 /* Compute the dimension of the desired tile*/
8911 l_tile_x = tile_index % p_j2k->m_cp.tw;
8912 l_tile_y = tile_index / p_j2k->m_cp.tw;
8914 p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
8915 if (p_image->x0 < p_j2k->m_private_image->x0)
8916 p_image->x0 = p_j2k->m_private_image->x0;
8917 p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
8918 if (p_image->x1 > p_j2k->m_private_image->x1)
8919 p_image->x1 = p_j2k->m_private_image->x1;
8921 p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
8922 if (p_image->y0 < p_j2k->m_private_image->y0)
8923 p_image->y0 = p_j2k->m_private_image->y0;
8924 p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
8925 if (p_image->y1 > p_j2k->m_private_image->y1)
8926 p_image->y1 = p_j2k->m_private_image->y1;
8928 l_img_comp = p_image->comps;
8929 for (compno=0; compno < p_image->numcomps; ++compno)
8931 OPJ_INT32 l_comp_x1, l_comp_y1;
8933 l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
8935 l_img_comp->x0 = opj_int_ceildiv(p_image->x0, l_img_comp->dx);
8936 l_img_comp->y0 = opj_int_ceildiv(p_image->y0, l_img_comp->dy);
8937 l_comp_x1 = opj_int_ceildiv(p_image->x1, l_img_comp->dx);
8938 l_comp_y1 = opj_int_ceildiv(p_image->y1, l_img_comp->dy);
8940 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);
8941 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);
8946 /* Destroy the previous output image*/
8947 if (p_j2k->m_output_image)
8948 opj_image_destroy(p_j2k->m_output_image);
8950 /* Create the ouput image from the information previously computed*/
8951 p_j2k->m_output_image = opj_image_create0();
8952 if (! (p_j2k->m_output_image)) {
8955 opj_copy_image_header(p_image, p_j2k->m_output_image);
8957 p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = tile_index;
8959 /* customization of the decoding */
8960 opj_j2k_setup_decoding_tile(p_j2k);
8962 /* Decode the codestream */
8963 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
8964 opj_image_destroy(p_j2k->m_private_image);
8965 p_j2k->m_private_image = NULL;
8969 /* Move data and copy one information from codec to output image*/
8970 for (compno = 0; compno < p_image->numcomps; compno++) {
8971 p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
8973 if (p_image->comps[compno].data)
8974 opj_free(p_image->comps[compno].data);
8976 p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
8978 p_j2k->m_output_image->comps[compno].data = NULL;
8984 opj_bool opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
8985 OPJ_UINT32 res_factor,
8986 opj_event_mgr_t * p_manager)
8990 p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
8992 if (p_j2k->m_private_image) {
8993 if (p_j2k->m_private_image->comps) {
8994 if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
8995 if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
8996 for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
8997 OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
8998 if ( res_factor >= max_res){
8999 opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n");
9002 p_j2k->m_private_image->comps[it_comp].factor = res_factor;
9013 opj_bool opj_j2k_encode_v2( opj_j2k_t * p_j2k,
9014 opj_stream_private_t *p_stream,
9015 opj_event_mgr_t * p_manager )
9018 OPJ_UINT32 l_nb_tiles;
9019 OPJ_UINT32 l_max_tile_size, l_current_tile_size;
9020 OPJ_BYTE * l_current_data;
9023 assert(p_j2k != 00);
9024 assert(p_stream != 00);
9025 assert(p_manager != 00);
9027 l_current_data = (OPJ_BYTE*)opj_malloc(1000);
9028 if (! l_current_data) {
9029 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9032 l_max_tile_size = 1000;
9034 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
9035 for (i=0;i<l_nb_tiles;++i) {
9036 if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) {
9037 opj_free(l_current_data);
9041 l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd);
9042 if (l_current_tile_size > l_max_tile_size) {
9043 OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size);
9044 if (! l_new_current_data) {
9045 opj_free(l_current_data);
9046 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
9049 l_current_data = l_new_current_data;
9050 l_max_tile_size = l_current_tile_size;
9053 opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data);
9055 if (! opj_j2k_post_write_tile (p_j2k,l_current_data,l_current_tile_size,p_stream,p_manager)) {
9060 opj_free(l_current_data);
9064 opj_bool opj_j2k_end_compress( opj_j2k_t *p_j2k,
9065 opj_stream_private_t *p_stream,
9066 opj_event_mgr_t * p_manager)
9068 /* customization of the encoding */
9069 opj_j2k_setup_end_compress(p_j2k);
9071 if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager))
9079 opj_bool opj_j2k_start_compress(opj_j2k_t *p_j2k,
9080 opj_stream_private_t *p_stream,
9081 opj_image_t * p_image,
9082 opj_event_mgr_t * p_manager)
9085 assert(p_j2k != 00);
9086 assert(p_stream != 00);
9087 assert(p_manager != 00);
9089 p_j2k->m_private_image = opj_image_create0();
9090 opj_copy_image_header(p_image, p_j2k->m_private_image);
9092 /* TODO_MSD: Find a better way */
9093 if (p_image->comps) {
9095 for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
9096 if (p_image->comps[it_comp].data) {
9097 p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data;
9098 p_image->comps[it_comp].data = NULL;
9104 /* customization of the validation */
9105 opj_j2k_setup_encoding_validation (p_j2k);
9107 /* validation of the parameters codec */
9108 if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) {
9112 /* customization of the encoding */
9113 opj_j2k_setup_header_writing(p_j2k);
9116 if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
9123 opj_bool opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k,
9124 OPJ_UINT32 p_tile_index,
9125 opj_stream_private_t *p_stream,
9126 opj_event_mgr_t * p_manager )
9129 if (p_tile_index != p_j2k->m_current_tile_number) {
9130 opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." );
9134 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);
9136 p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
9137 p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
9138 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9140 /* initialisation before tile encoding */
9141 if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
9148 void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
9150 OPJ_UINT32 i,j,k = 0;
9151 OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
9152 opj_image_comp_t * l_img_comp = 00;
9153 opj_tcd_tilecomp_t * l_tilec = 00;
9154 opj_image_t * l_image = 00;
9155 OPJ_UINT32 l_size_comp, l_remaining;
9156 OPJ_INT32 * l_src_ptr;
9157 l_tilec = p_tcd->tcd_image->tiles->comps;
9158 l_image = p_tcd->image;
9159 l_img_comp = l_image->comps;
9161 for (i=0;i<p_tcd->image->numcomps;++i) {
9162 l_size_comp = l_img_comp->prec >> 3; /* (/8) */
9163 l_remaining = l_img_comp->prec & 7; /* (%8) */
9168 if (l_size_comp == 3) {
9172 l_width = (l_tilec->x1 - l_tilec->x0);
9173 l_height = (l_tilec->y1 - l_tilec->y0);
9174 l_offset_x = opj_int_ceildiv(l_image->x0, l_img_comp->dx);
9175 l_offset_y = opj_int_ceildiv(l_image->y0, l_img_comp->dy);
9176 l_image_width = opj_int_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
9177 l_stride = l_image_width - l_width;
9178 l_src_ptr = l_img_comp->data + (l_tilec->x0 - l_offset_x) + (l_tilec->y0 - l_offset_y) * l_image_width;
9180 switch (l_size_comp) {
9183 OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
9184 if (l_img_comp->sgnd) {
9185 for (j=0;j<l_height;++j) {
9186 for (k=0;k<l_width;++k) {
9187 *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
9191 l_src_ptr += l_stride;
9195 for (j=0;j<l_height;++j) {
9196 for (k=0;k<l_width;++k) {
9197 *(l_dest_ptr) = (*l_src_ptr)&0xff;
9201 l_src_ptr += l_stride;
9205 p_data = (OPJ_BYTE*) l_dest_ptr;
9210 OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
9211 if (l_img_comp->sgnd) {
9212 for (j=0;j<l_height;++j) {
9213 for (k=0;k<l_width;++k) {
9214 *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
9216 l_src_ptr += l_stride;
9220 for (j=0;j<l_height;++j) {
9221 for (k=0;k<l_width;++k) {
9222 *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
9224 l_src_ptr += l_stride;
9228 p_data = (OPJ_BYTE*) l_dest_ptr;
9233 OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
9234 for (j=0;j<l_height;++j) {
9235 for (k=0;k<l_width;++k) {
9236 *(l_dest_ptr++) = *(l_src_ptr++);
9238 l_src_ptr += l_stride;
9241 p_data = (OPJ_BYTE*) l_dest_ptr;
9251 opj_bool opj_j2k_post_write_tile ( opj_j2k_t * p_j2k,
9253 OPJ_UINT32 p_data_size,
9254 opj_stream_private_t *p_stream,
9255 opj_event_mgr_t * p_manager )
9257 opj_tcd_t * l_tcd = 00;
9258 OPJ_UINT32 l_nb_bytes_written;
9259 OPJ_BYTE * l_current_data = 00;
9260 OPJ_UINT32 l_tile_size = 0;
9261 OPJ_UINT32 l_available_data;
9264 assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9266 l_tcd = p_j2k->m_tcd;
9268 l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
9269 l_available_data = l_tile_size;
9270 l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
9272 if (! opj_tcd_copy_tile_data(l_tcd,p_data,p_data_size)) {
9273 opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." );
9277 l_nb_bytes_written = 0;
9278 if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9281 l_current_data += l_nb_bytes_written;
9282 l_available_data -= l_nb_bytes_written;
9284 l_nb_bytes_written = 0;
9285 if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) {
9289 l_available_data -= l_nb_bytes_written;
9290 l_nb_bytes_written = l_tile_size - l_available_data;
9292 if ( opj_stream_write_data( p_stream,
9293 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
9294 l_nb_bytes_written,p_manager) != l_nb_bytes_written) {
9298 ++p_j2k->m_current_tile_number;
9303 void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k)
9306 assert(p_j2k != 00);
9308 /* DEVELOPER CORNER, insert your custom procedures */
9309 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc );
9311 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9312 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm);
9315 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc );
9316 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding );
9317 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory);
9320 void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k)
9323 assert(p_j2k != 00);
9325 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder);
9326 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation);
9328 /* DEVELOPER CORNER, add your custom validation procedure */
9329 opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation);
9332 void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k)
9335 assert(p_j2k != 00);
9337 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info );
9338 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc );
9339 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz );
9340 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod );
9341 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd );
9343 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema) {
9344 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_image_components );
9345 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm );
9347 if (p_j2k->m_cp.m_specific_param.m_enc.m_cinema == CINEMA4K_24) {
9348 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc );
9352 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions);
9354 if (p_j2k->m_cp.comment != 00) {
9355 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com);
9358 /* DEVELOPER CORNER, insert your custom procedures */
9359 if (p_j2k->m_cp.rsiz & MCT) {
9360 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group );
9362 /* End of Developer Corner */
9364 if (p_j2k->cstr_index) {
9365 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header );
9368 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd);
9369 opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates);
9372 opj_bool opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k,
9374 OPJ_UINT32 * p_data_written,
9375 OPJ_UINT32 p_total_data_size,
9376 opj_stream_private_t *p_stream,
9377 struct opj_event_mgr * p_manager )
9380 OPJ_UINT32 l_nb_bytes_written = 0;
9381 OPJ_UINT32 l_current_nb_bytes_written;
9382 OPJ_BYTE * l_begin_data = 00;
9384 opj_tcd_t * l_tcd = 00;
9385 opj_cp_t * l_cp = 00;
9387 l_tcd = p_j2k->m_tcd;
9388 l_cp = &(p_j2k->m_cp);
9390 l_tcd->cur_pino = 0;
9392 /*Get number of tile parts*/
9393 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
9398 l_current_nb_bytes_written = 0;
9399 l_begin_data = p_data;
9400 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
9405 l_nb_bytes_written += l_current_nb_bytes_written;
9406 p_data += l_current_nb_bytes_written;
9407 p_total_data_size -= l_current_nb_bytes_written;
9409 if (l_cp->m_specific_param.m_enc.m_cinema == 0) {
9410 for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
9411 l_current_nb_bytes_written = 0;
9412 opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9413 l_nb_bytes_written += l_current_nb_bytes_written;
9414 p_data += l_current_nb_bytes_written;
9415 p_total_data_size -= l_current_nb_bytes_written;
9417 l_current_nb_bytes_written = 0;
9418 opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
9419 l_nb_bytes_written += l_current_nb_bytes_written;
9420 p_data += l_current_nb_bytes_written;
9421 p_total_data_size -= l_current_nb_bytes_written;
9424 if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
9425 l_current_nb_bytes_written = 0;
9426 opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
9427 l_nb_bytes_written += l_current_nb_bytes_written;
9428 p_data += l_current_nb_bytes_written;
9429 p_total_data_size -= l_current_nb_bytes_written;
9433 l_current_nb_bytes_written = 0;
9434 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9438 l_nb_bytes_written += l_current_nb_bytes_written;
9439 * p_data_written = l_nb_bytes_written;
9441 /* Writing Psot in SOT marker */
9442 opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
9444 if (l_cp->m_specific_param.m_enc.m_cinema){
9445 opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
9451 opj_bool opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k,
9453 OPJ_UINT32 * p_data_written,
9454 OPJ_UINT32 p_total_data_size,
9455 opj_stream_private_t *p_stream,
9456 struct opj_event_mgr * p_manager
9459 OPJ_UINT32 tilepartno=0;
9460 OPJ_UINT32 l_nb_bytes_written = 0;
9461 OPJ_UINT32 l_current_nb_bytes_written;
9462 OPJ_UINT32 l_part_tile_size;
9463 OPJ_UINT32 tot_num_tp;
9466 OPJ_BYTE * l_begin_data;
9467 opj_tcp_t *l_tcp = 00;
9468 opj_tcd_t * l_tcd = 00;
9469 opj_cp_t * l_cp = 00;
9471 l_tcd = p_j2k->m_tcd;
9472 l_cp = &(p_j2k->m_cp);
9473 l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
9475 /*Get number of tile parts*/
9476 tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
9478 for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
9479 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9480 l_current_nb_bytes_written = 0;
9481 l_part_tile_size = 0;
9482 l_begin_data = p_data;
9484 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9488 l_nb_bytes_written += l_current_nb_bytes_written;
9489 p_data += l_current_nb_bytes_written;
9490 p_total_data_size -= l_current_nb_bytes_written;
9491 l_part_tile_size += l_nb_bytes_written;
9493 l_current_nb_bytes_written = 0;
9494 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9498 p_data += l_current_nb_bytes_written;
9499 l_nb_bytes_written += l_current_nb_bytes_written;
9500 p_total_data_size -= l_current_nb_bytes_written;
9501 l_part_tile_size += l_nb_bytes_written;
9503 /* Writing Psot in SOT marker */
9504 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9506 if (l_cp->m_specific_param.m_enc.m_cinema) {
9507 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9510 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9513 for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
9514 l_tcd->cur_pino = pino;
9516 /*Get number of tile parts*/
9517 tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number);
9518 for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
9519 p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
9520 l_current_nb_bytes_written = 0;
9521 l_part_tile_size = 0;
9522 l_begin_data = p_data;
9524 if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
9528 l_nb_bytes_written += l_current_nb_bytes_written;
9529 p_data += l_current_nb_bytes_written;
9530 p_total_data_size -= l_current_nb_bytes_written;
9531 l_part_tile_size += l_current_nb_bytes_written;
9533 l_current_nb_bytes_written = 0;
9535 if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
9539 l_nb_bytes_written += l_current_nb_bytes_written;
9540 p_data += l_current_nb_bytes_written;
9541 p_total_data_size -= l_current_nb_bytes_written;
9542 l_part_tile_size += l_current_nb_bytes_written;
9544 /* Writing Psot in SOT marker */
9545 opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
9547 if (l_cp->m_specific_param.m_enc.m_cinema) {
9548 opj_j2k_update_tlm(p_j2k,l_part_tile_size);
9551 ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
9555 *p_data_written = l_nb_bytes_written;
9560 opj_bool opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k,
9561 struct opj_stream_private *p_stream,
9562 struct opj_event_mgr * p_manager )
9564 OPJ_UINT32 l_tlm_size;
9565 OPJ_OFF_T l_tlm_position, l_current_position;
9568 assert(p_j2k != 00);
9569 assert(p_manager != 00);
9570 assert(p_stream != 00);
9572 l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
9573 l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
9574 l_current_position = opj_stream_tell(p_stream);
9576 if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) {
9580 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) {
9584 if (! opj_stream_seek(p_stream,l_current_position,p_manager)) {
9591 opj_bool opj_j2k_end_encoding( opj_j2k_t *p_j2k,
9592 struct opj_stream_private *p_stream,
9593 struct opj_event_mgr * p_manager )
9596 assert(p_j2k != 00);
9597 assert(p_manager != 00);
9598 assert(p_stream != 00);
9600 opj_tcd_destroy(p_j2k->m_tcd);
9603 if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
9604 opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
9605 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
9606 p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
9609 if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
9610 opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
9611 p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
9614 p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
9620 * Destroys the memory associated with the decoding of headers.
9622 static opj_bool opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k,
9623 opj_stream_private_t *p_stream,
9624 opj_event_mgr_t * p_manager
9628 assert(p_j2k != 00);
9629 assert(p_stream != 00);
9630 assert(p_manager != 00);
9632 if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
9633 opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
9634 p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
9637 p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
9642 opj_bool opj_j2k_init_info( opj_j2k_t *p_j2k,
9643 struct opj_stream_private *p_stream,
9644 struct opj_event_mgr * p_manager )
9646 opj_codestream_info_t * l_cstr_info = 00;
9649 assert(p_j2k != 00);
9650 assert(p_manager != 00);
9651 assert(p_stream != 00);
9654 /* TODO mergeV2: check this part which use cstr_info */
9655 /*l_cstr_info = p_j2k->cstr_info;
9659 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));
9661 l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
9662 l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
9664 l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
9666 l_cstr_info->tw = p_j2k->m_cp.tw;
9667 l_cstr_info->th = p_j2k->m_cp.th;
9669 l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
9670 /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
9671 /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
9672 /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
9674 /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
9676 l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
9678 l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
9680 for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
9681 l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
9684 l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
9686 /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
9688 /*l_cstr_info->maxmarknum = 100;
9689 l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
9690 l_cstr_info->marknum = 0;
9693 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);
9697 * Creates a tile-coder decoder.
9699 * @param p_stream the stream to write data to.
9700 * @param p_j2k J2K codec.
9701 * @param p_manager the user event manager.
9703 static opj_bool opj_j2k_create_tcd( opj_j2k_t *p_j2k,
9704 opj_stream_private_t *p_stream,
9705 opj_event_mgr_t * p_manager
9709 assert(p_j2k != 00);
9710 assert(p_manager != 00);
9711 assert(p_stream != 00);
9713 p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
9715 if (! p_j2k->m_tcd) {
9716 opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
9720 if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) {
9721 opj_tcd_destroy(p_j2k->m_tcd);
9729 opj_bool opj_j2k_write_tile (opj_j2k_t * p_j2k,
9730 OPJ_UINT32 p_tile_index,
9732 OPJ_UINT32 p_data_size,
9733 opj_stream_private_t *p_stream,
9734 opj_event_mgr_t * p_manager )
9736 if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) {
9737 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
9741 if (! opj_j2k_post_write_tile(p_j2k,p_data,p_data_size,p_stream,p_manager)) {
9742 opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);