Cosmetic changes in fsdk_define.h
[pdfium.git] / third_party / libopenjpeg20 / openjpeg.c
1 /*
2  * The copyright in this software is being made available under the 2-clauses 
3  * BSD License, included below. This software may be subject to other third 
4  * party and contributor rights, including patent rights, and no such rights
5  * are granted under this license.
6  *
7  * Copyright (c) 2005, Herve Drolon, FreeImage Team
8  * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR 
9  * Copyright (c) 2012, CS Systemes d'Information, France
10  * All rights reserved.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33
34 #ifdef _WIN32
35 #include <windows.h>
36 #endif /* _WIN32 */
37
38 #include "opj_includes.h"
39
40
41 /* ---------------------------------------------------------------------- */
42 /* Functions to set the message handlers */
43
44 OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(     opj_codec_t * p_codec, 
45                                                                                         opj_msg_callback p_callback,
46                                                                                         void * p_user_data)
47 {
48         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
49         if(! l_codec){
50                 return OPJ_FALSE;
51         }
52         
53         l_codec->m_event_mgr.info_handler = p_callback;
54         l_codec->m_event_mgr.m_info_data = p_user_data;
55         
56         return OPJ_TRUE;
57 }
58
59 OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(  opj_codec_t * p_codec, 
60                                                                                                 opj_msg_callback p_callback,
61                                                                                                 void * p_user_data)
62 {
63         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
64         if (! l_codec) {
65                 return OPJ_FALSE;
66         }
67         
68         l_codec->m_event_mgr.warning_handler = p_callback;
69         l_codec->m_event_mgr.m_warning_data = p_user_data;
70         
71         return OPJ_TRUE;
72 }
73
74 OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec, 
75                                                                                         opj_msg_callback p_callback,
76                                                                                         void * p_user_data)
77 {
78         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
79         if (! l_codec) {
80                 return OPJ_FALSE;
81         }
82         
83         l_codec->m_event_mgr.error_handler = p_callback;
84         l_codec->m_event_mgr.m_error_data = p_user_data;
85         
86         return OPJ_TRUE;
87 }
88
89 /* ---------------------------------------------------------------------- */
90
91 static OPJ_SIZE_T opj_read_from_file (void * p_buffer, OPJ_SIZE_T p_nb_bytes, FILE * p_file)
92 {
93         OPJ_SIZE_T l_nb_read = fread(p_buffer,1,p_nb_bytes,p_file);
94         return l_nb_read ? l_nb_read : (OPJ_SIZE_T)-1;
95 }
96
97 static OPJ_UINT64 opj_get_data_length_from_file (FILE * p_file)
98 {
99         OPJ_OFF_T file_length = 0;
100
101         OPJ_FSEEK(p_file, 0, SEEK_END);
102         file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
103         OPJ_FSEEK(p_file, 0, SEEK_SET);
104
105         return (OPJ_UINT64)file_length;
106 }
107
108 static OPJ_SIZE_T opj_write_from_file (void * p_buffer, OPJ_SIZE_T p_nb_bytes, FILE * p_file)
109 {
110         return fwrite(p_buffer,1,p_nb_bytes,p_file);
111 }
112
113 static OPJ_OFF_T opj_skip_from_file (OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
114 {
115         if (OPJ_FSEEK(p_user_data,p_nb_bytes,SEEK_CUR)) {
116                 return -1;
117         }
118
119         return p_nb_bytes;
120 }
121
122 static OPJ_BOOL opj_seek_from_file (OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
123 {
124         if (OPJ_FSEEK(p_user_data,p_nb_bytes,SEEK_SET)) {
125                 return OPJ_FALSE;
126         }
127
128         return OPJ_TRUE;
129 }
130
131 /* ---------------------------------------------------------------------- */
132 #ifdef _WIN32
133 #ifndef OPJ_STATIC
134 BOOL APIENTRY
135 DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
136
137         OPJ_ARG_NOT_USED(lpReserved);
138         OPJ_ARG_NOT_USED(hModule);
139
140         switch (ul_reason_for_call) {
141                 case DLL_PROCESS_ATTACH :
142                         break;
143                 case DLL_PROCESS_DETACH :
144                         break;
145                 case DLL_THREAD_ATTACH :
146                 case DLL_THREAD_DETACH :
147                         break;
148     }
149
150     return TRUE;
151 }
152 #endif /* OPJ_STATIC */
153 #endif /* _WIN32 */
154
155 /* ---------------------------------------------------------------------- */
156
157 const char* OPJ_CALLCONV opj_version(void) {
158     return OPJ_PACKAGE_VERSION;
159 }
160
161 /* ---------------------------------------------------------------------- */
162 /* DECOMPRESSION FUNCTIONS*/
163
164 opj_codec_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT p_format)
165 {
166         opj_codec_private_t *l_codec = 00;
167
168         l_codec = (opj_codec_private_t*) opj_calloc(1, sizeof(opj_codec_private_t));
169         if (!l_codec){
170                 return 00;
171         }
172
173         l_codec->is_decompressor = 1;
174
175         switch (p_format) {
176                 case OPJ_CODEC_J2K:
177                         l_codec->opj_dump_codec = (void (*) (void*, OPJ_INT32, FILE*)) j2k_dump;
178
179                         l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*) (void*) ) j2k_get_cstr_info;
180
181                         l_codec->opj_get_codec_index = (opj_codestream_index_t* (*) (void*) ) j2k_get_cstr_index;
182
183                         l_codec->m_codec_data.m_decompression.opj_decode =
184                                         (OPJ_BOOL (*) ( void *,
185                                                                         struct opj_stream_private *,
186                                                                         opj_image_t*, struct opj_event_mgr * )) opj_j2k_decode;
187
188                         l_codec->m_codec_data.m_decompression.opj_end_decompress =
189                                         (OPJ_BOOL (*) ( void *,
190                                                                         struct opj_stream_private *,
191                                                                         struct opj_event_mgr *)) opj_j2k_end_decompress;
192
193                         l_codec->m_codec_data.m_decompression.opj_read_header =
194                                         (OPJ_BOOL (*) ( struct opj_stream_private *,
195                                                                         void *,
196                                                                         opj_image_t **,
197                                                                         struct opj_event_mgr * )) opj_j2k_read_header;
198
199                         l_codec->m_codec_data.m_decompression.opj_destroy =
200                                         (void (*) (void *))opj_j2k_destroy;
201
202                         l_codec->m_codec_data.m_decompression.opj_setup_decoder =
203                                         (void (*) (void * , opj_dparameters_t * )) opj_j2k_setup_decoder;
204
205                         l_codec->m_codec_data.m_decompression.opj_read_tile_header =
206                                         (OPJ_BOOL (*) ( void *,
207                                                                         OPJ_UINT32*,
208                                                                         OPJ_UINT32*,
209                                                                         OPJ_INT32*, OPJ_INT32*,
210                                                                         OPJ_INT32*, OPJ_INT32*,
211                                                                         OPJ_UINT32*,
212                                                                         OPJ_BOOL*,
213                                                                         struct opj_stream_private *,
214                                                                         struct opj_event_mgr * )) opj_j2k_read_tile_header;
215
216                         l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
217                                         (OPJ_BOOL (*) ( void *, 
218                                     OPJ_UINT32, 
219                                     OPJ_BYTE*, 
220                                     OPJ_UINT32, 
221                                     struct opj_stream_private *,
222                                     struct opj_event_mgr *)) opj_j2k_decode_tile;
223
224                         l_codec->m_codec_data.m_decompression.opj_set_decode_area =
225                                         (OPJ_BOOL (*) ( void *, 
226                                     opj_image_t*, 
227                                     OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32, 
228                                     struct opj_event_mgr *)) opj_j2k_set_decode_area;
229
230                         l_codec->m_codec_data.m_decompression.opj_get_decoded_tile = 
231                     (OPJ_BOOL (*) ( void *p_codec,
232                                                                     opj_stream_private_t *p_cio,
233                                                                     opj_image_t *p_image,
234                                                                     struct opj_event_mgr * p_manager,
235                                                                     OPJ_UINT32 tile_index)) opj_j2k_get_tile;
236
237                         l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor = 
238                     (OPJ_BOOL (*) ( void * p_codec,
239                                                                         OPJ_UINT32 res_factor,
240                                                                         struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
241
242                         l_codec->m_codec = opj_j2k_create_decompress();
243
244                         if (! l_codec->m_codec) {
245                                 opj_free(l_codec);
246                                 return NULL;
247                         }
248
249                         break;
250
251                 case OPJ_CODEC_JP2:
252                         /* get a JP2 decoder handle */
253                         l_codec->opj_dump_codec = (void (*) (void*, OPJ_INT32, FILE*)) jp2_dump;
254
255                         l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*) (void*) ) jp2_get_cstr_info;
256
257                         l_codec->opj_get_codec_index = (opj_codestream_index_t* (*) (void*) ) jp2_get_cstr_index;
258
259                         l_codec->m_codec_data.m_decompression.opj_decode =
260                                         (OPJ_BOOL (*) ( void *,
261                                                                         struct opj_stream_private *,
262                                                                         opj_image_t*,
263                                                                         struct opj_event_mgr * )) opj_jp2_decode;
264
265                         l_codec->m_codec_data.m_decompression.opj_end_decompress =  
266                     (OPJ_BOOL (*) ( void *,
267                                     struct opj_stream_private *,
268                                     struct opj_event_mgr *)) opj_jp2_end_decompress;
269
270                         l_codec->m_codec_data.m_decompression.opj_read_header =  
271                     (OPJ_BOOL (*) ( struct opj_stream_private *,
272                                                         void *,
273                                                         opj_image_t **,
274                                                         struct opj_event_mgr * )) opj_jp2_read_header;
275
276                         l_codec->m_codec_data.m_decompression.opj_read_tile_header = 
277                     (OPJ_BOOL (*) ( void *,
278                                                         OPJ_UINT32*,
279                                                         OPJ_UINT32*,
280                                                         OPJ_INT32*,
281                                                         OPJ_INT32*,
282                                                         OPJ_INT32 * ,
283                                                         OPJ_INT32 * ,
284                                                         OPJ_UINT32 * ,
285                                                         OPJ_BOOL *,
286                                                         struct opj_stream_private *,
287                                                         struct opj_event_mgr * )) opj_jp2_read_tile_header;
288
289                         l_codec->m_codec_data.m_decompression.opj_decode_tile_data = 
290                     (OPJ_BOOL (*) ( void *,
291                                     OPJ_UINT32,OPJ_BYTE*,OPJ_UINT32,
292                                     struct opj_stream_private *,
293                                     struct opj_event_mgr * )) opj_jp2_decode_tile;
294
295                         l_codec->m_codec_data.m_decompression.opj_destroy = (void (*) (void *))opj_jp2_destroy;
296
297                         l_codec->m_codec_data.m_decompression.opj_setup_decoder = 
298                     (void (*) (void * ,opj_dparameters_t * )) opj_jp2_setup_decoder;
299
300                         l_codec->m_codec_data.m_decompression.opj_set_decode_area = 
301                     (OPJ_BOOL (*) ( void *,
302                                     opj_image_t*, 
303                                     OPJ_INT32,OPJ_INT32,OPJ_INT32,OPJ_INT32,
304                                     struct opj_event_mgr * )) opj_jp2_set_decode_area;
305
306                         l_codec->m_codec_data.m_decompression.opj_get_decoded_tile = 
307                     (OPJ_BOOL (*) ( void *p_codec,
308                                                                         opj_stream_private_t *p_cio,
309                                                                         opj_image_t *p_image,
310                                                                         struct opj_event_mgr * p_manager,
311                                                                         OPJ_UINT32 tile_index)) opj_jp2_get_tile;
312
313                         l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor = 
314                     (OPJ_BOOL (*) ( void * p_codec,
315                                                                 OPJ_UINT32 res_factor,
316                                                                 opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
317
318                         l_codec->m_codec = opj_jp2_create(OPJ_TRUE);
319
320                         if (! l_codec->m_codec) {
321                                 opj_free(l_codec);
322                                 return 00;
323                         }
324
325                         break;
326                 case OPJ_CODEC_UNKNOWN:
327                 case OPJ_CODEC_JPT:
328                 default:
329                         opj_free(l_codec);
330                         return 00;
331         }
332
333         opj_set_default_event_handler(&(l_codec->m_event_mgr));
334         return (opj_codec_t*) l_codec;
335 }
336
337 void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *parameters) {
338         if(parameters) {
339                 memset(parameters, 0, sizeof(opj_dparameters_t));
340                 /* default decoding parameters */
341                 parameters->cp_layer = 0;
342                 parameters->cp_reduce = 0;
343
344                 parameters->decod_format = -1;
345                 parameters->cod_format = -1;
346                 parameters->flags = 0;          
347 /* UniPG>> */
348 #ifdef USE_JPWL
349                 parameters->jpwl_correct = OPJ_FALSE;
350                 parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
351                 parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
352 #endif /* USE_JPWL */
353 /* <<UniPG */
354         }
355 }
356
357 OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
358                                         opj_dparameters_t *parameters 
359                                                                                 )
360 {
361         if (p_codec && parameters) { 
362                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
363
364                 if (! l_codec->is_decompressor) {
365                         opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, 
366                 "Codec provided to the opj_setup_decoder function is not a decompressor handler.\n");
367                         return OPJ_FALSE;
368                 }
369
370                 l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec,
371                                                                                                                                 parameters);
372                 return OPJ_TRUE;
373         }
374         return OPJ_FALSE;
375 }
376
377 OPJ_BOOL OPJ_CALLCONV opj_read_header ( opj_stream_t *p_stream,
378                                                                                 opj_codec_t *p_codec,
379                                                                                 opj_image_t **p_image )
380 {
381         if (p_codec && p_stream) {
382                 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
383                 opj_stream_private_t* l_stream = (opj_stream_private_t*) p_stream;
384
385                 if(! l_codec->is_decompressor) {
386                         opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, 
387                 "Codec provided to the opj_read_header function is not a decompressor handler.\n");
388                         return OPJ_FALSE;
389                 }
390
391                 return l_codec->m_codec_data.m_decompression.opj_read_header(   l_stream,
392                                                                                                                                                 l_codec->m_codec,
393                                                                                                                                                 p_image,
394                                                                                                                                                 &(l_codec->m_event_mgr) );
395         }
396
397         return OPJ_FALSE;
398 }
399
400 OPJ_BOOL OPJ_CALLCONV opj_decode(   opj_codec_t *p_codec,
401                                     opj_stream_t *p_stream,
402                                     opj_image_t* p_image)
403 {
404         if (p_codec && p_stream) {
405                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
406                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
407
408                 if (! l_codec->is_decompressor) {
409                         return OPJ_FALSE;
410                 }
411
412                 return l_codec->m_codec_data.m_decompression.opj_decode(l_codec->m_codec,
413                                                                                                                                 l_stream,
414                                                                                                                                 p_image,
415                                                                                                                                 &(l_codec->m_event_mgr) );
416         }
417
418         return OPJ_FALSE;
419 }
420
421 OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(      opj_codec_t *p_codec,
422                                                                                         opj_image_t* p_image,
423                                                                                         OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
424                                                                                         OPJ_INT32 p_end_x, OPJ_INT32 p_end_y
425                                                                                         )
426 {
427         if (p_codec) {
428                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
429                 
430                 if (! l_codec->is_decompressor) {
431                         return OPJ_FALSE;
432                 }
433
434                 return  l_codec->m_codec_data.m_decompression.opj_set_decode_area(      l_codec->m_codec,
435                                                                                                                                                         p_image,
436                                                                                                                                                         p_start_x, p_start_y,
437                                                                                                                                                         p_end_x, p_end_y,
438                                                                                                                                                         &(l_codec->m_event_mgr) );
439         }
440         return OPJ_FALSE;
441 }
442
443 OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(     opj_codec_t *p_codec,
444                                                                                         opj_stream_t * p_stream,
445                                                                                         OPJ_UINT32 * p_tile_index,
446                                                                                         OPJ_UINT32 * p_data_size,
447                                                                                         OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
448                                                                                         OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
449                                                                                         OPJ_UINT32 * p_nb_comps,
450                                                                                         OPJ_BOOL * p_should_go_on)
451 {
452         if (p_codec && p_stream && p_data_size && p_tile_index) {
453                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
454                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
455
456                 if (! l_codec->is_decompressor) {
457                         return OPJ_FALSE;
458                 }
459
460                 return l_codec->m_codec_data.m_decompression.opj_read_tile_header(      l_codec->m_codec,
461                                                                                                                                                         p_tile_index,
462                                                                                                                                                         p_data_size,
463                                                                                                                                                         p_tile_x0, p_tile_y0,
464                                                                                                                                                         p_tile_x1, p_tile_y1,
465                                                                                                                                                         p_nb_comps,
466                                                                                                                                                         p_should_go_on,
467                                                                                                                                                         l_stream,
468                                                                                                                                                         &(l_codec->m_event_mgr));
469         }
470         return OPJ_FALSE;
471 }
472
473 OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(     opj_codec_t *p_codec,
474                                                                                         OPJ_UINT32 p_tile_index,
475                                                                                         OPJ_BYTE * p_data,
476                                                                                         OPJ_UINT32 p_data_size,
477                                                                                         opj_stream_t *p_stream
478                                                                                         )
479 {
480         if (p_codec && p_data && p_stream) {
481                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
482                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
483
484                 if (! l_codec->is_decompressor) {
485                         return OPJ_FALSE;
486                 }
487
488                 return l_codec->m_codec_data.m_decompression.opj_decode_tile_data(      l_codec->m_codec,
489                                                                                                                                                         p_tile_index,
490                                                                                                                                                         p_data,
491                                                                                                                                                         p_data_size,
492                                                                                                                                                         l_stream,
493                                                                                                                                                         &(l_codec->m_event_mgr) );
494         }
495         return OPJ_FALSE;
496 }
497
498 OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(     opj_codec_t *p_codec,
499                                                                                         opj_stream_t *p_stream,
500                                                                                         opj_image_t *p_image,
501                                                                                         OPJ_UINT32 tile_index)
502 {
503         if (p_codec && p_stream) {
504                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
505                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
506
507                 if (! l_codec->is_decompressor) {
508                         return OPJ_FALSE;
509                 }
510                 
511                 return l_codec->m_codec_data.m_decompression.opj_get_decoded_tile(      l_codec->m_codec,
512                                                                                                                                                         l_stream,
513                                                                                                                                                         p_image,
514                                                                                                                                                         &(l_codec->m_event_mgr),
515                                                                                                                                                         tile_index);
516         }
517
518         return OPJ_FALSE;
519 }
520
521 OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(opj_codec_t *p_codec, 
522                                                                                                                 OPJ_UINT32 res_factor )
523 {
524         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
525
526         if ( !l_codec ){
527                 return OPJ_FALSE;
528         }
529
530         return l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(l_codec->m_codec,
531                                                                                                                                                         res_factor,
532                                                                                                                                                         &(l_codec->m_event_mgr) );
533 }
534
535 /* ---------------------------------------------------------------------- */
536 /* COMPRESSION FUNCTIONS*/
537
538 opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT p_format)
539 {
540         opj_codec_private_t *l_codec = 00;
541
542         l_codec = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
543         if (!l_codec) {
544                 return 00;
545         }
546         
547         l_codec->is_decompressor = 0;
548
549         switch(p_format) {
550                 case OPJ_CODEC_J2K:
551                         l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL (*) (void *,
552                                                                                                                                                         struct opj_stream_private *,
553                                                                                                                                                         struct opj_event_mgr * )) opj_j2k_encode;
554
555                         l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL (*) (  void *,
556                                                                                                                                                                         struct opj_stream_private *,
557                                                                                                                                                                         struct opj_event_mgr *)) opj_j2k_end_compress;
558
559                         l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL (*) (void *,
560                                                                                                                                                                         struct opj_stream_private *,
561                                                                                                                                                                         struct opj_image * ,
562                                                                                                                                                                         struct opj_event_mgr *)) opj_j2k_start_compress;
563
564                         l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL (*) (void *,
565                                                                                                                                                                 OPJ_UINT32,
566                                                                                                                                                                 OPJ_BYTE*,
567                                                                                                                                                                 OPJ_UINT32,
568                                                                                                                                                                 struct opj_stream_private *,
569                                                                                                                                                                 struct opj_event_mgr *) ) opj_j2k_write_tile;
570
571                         l_codec->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) opj_j2k_destroy;
572
573                         l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL (*) ( void *,
574                                                                                                                                                                 opj_cparameters_t *,
575                                                                                                                                                                 struct opj_image *,
576                                                                                                                                                                 struct opj_event_mgr * )) opj_j2k_setup_encoder;
577
578                         l_codec->m_codec = opj_j2k_create_compress();
579                         if (! l_codec->m_codec) {
580                                 opj_free(l_codec);
581                                 return 00;
582                         }
583
584                         break;
585
586                 case OPJ_CODEC_JP2:
587                         /* get a JP2 decoder handle */
588                         l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL (*) (void *,
589                                                                                                                                                         struct opj_stream_private *,
590                                                                                                                                                         struct opj_event_mgr * )) opj_jp2_encode;
591
592                         l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL (*) (  void *,
593                                                                                                                                                                         struct opj_stream_private *,
594                                                                                                                                                                         struct opj_event_mgr *)) opj_jp2_end_compress;
595
596                         l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL (*) (void *,
597                                                                                                                                                                         struct opj_stream_private *,
598                                                                                                                                                                         struct opj_image * ,
599                                                                                                                                                                         struct opj_event_mgr *))  opj_jp2_start_compress;
600
601                         l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL (*) (void *,
602                                                                                                                                                                 OPJ_UINT32,
603                                                                                                                                                                 OPJ_BYTE*,
604                                                                                                                                                                 OPJ_UINT32,
605                                                                                                                                                                 struct opj_stream_private *,
606                                                                                                                                                                 struct opj_event_mgr *)) opj_jp2_write_tile;
607
608                         l_codec->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) opj_jp2_destroy;
609
610                         l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL (*) ( void *,
611                                                                                                                                                                 opj_cparameters_t *,
612                                                                                                                                                                 struct opj_image *,
613                                                                                                                                                                 struct opj_event_mgr * )) opj_jp2_setup_encoder;
614
615                         l_codec->m_codec = opj_jp2_create(OPJ_FALSE);
616                         if (! l_codec->m_codec) {
617                                 opj_free(l_codec);
618                                 return 00;
619                         }
620
621                         break;
622
623                 case OPJ_CODEC_UNKNOWN:
624                 case OPJ_CODEC_JPT:
625                 default:
626                         opj_free(l_codec);
627                         return 00;
628         }
629
630         opj_set_default_event_handler(&(l_codec->m_event_mgr));
631         return (opj_codec_t*) l_codec;
632 }
633
634 void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters) {
635         if(parameters) {
636                 memset(parameters, 0, sizeof(opj_cparameters_t));
637                 /* default coding parameters */
638         parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
639         parameters->rsiz = OPJ_PROFILE_NONE;
640                 parameters->max_comp_size = 0;
641                 parameters->numresolution = 6;
642         parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
643                 parameters->cblockw_init = 64;
644                 parameters->cblockh_init = 64;
645                 parameters->prog_order = OPJ_LRCP;
646                 parameters->roi_compno = -1;            /* no ROI */
647                 parameters->subsampling_dx = 1;
648                 parameters->subsampling_dy = 1;
649                 parameters->tp_on = 0;
650                 parameters->decod_format = -1;
651                 parameters->cod_format = -1;
652                 parameters->tcp_rates[0] = 0;   
653                 parameters->tcp_numlayers = 0;
654                 parameters->cp_disto_alloc = 0;
655                 parameters->cp_fixed_alloc = 0;
656                 parameters->cp_fixed_quality = 0;
657                 parameters->jpip_on = OPJ_FALSE;
658 /* UniPG>> */
659 #ifdef USE_JPWL
660                 parameters->jpwl_epc_on = OPJ_FALSE;
661                 parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
662                 {
663                         int i;
664                         for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
665                                 parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
666                                 parameters->jpwl_hprot_TPH[i] = 0; /* absent */
667                         }
668                 };
669                 {
670                         int i;
671                         for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
672                                 parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
673                                 parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
674                                 parameters->jpwl_pprot[i] = 0; /* absent */
675                         }
676                 };
677                 parameters->jpwl_sens_size = 0; /* 0 means no ESD */
678                 parameters->jpwl_sens_addr = 0; /* 0 means auto */
679                 parameters->jpwl_sens_range = 0; /* 0 means packet */
680                 parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
681                 {
682                         int i;
683                         for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
684                                 parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
685                                 parameters->jpwl_sens_TPH[i] = -1; /* absent */
686                         }
687                 };
688 #endif /* USE_JPWL */
689 /* <<UniPG */
690         }
691 }
692
693 OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec, 
694                                                                                 opj_cparameters_t *parameters, 
695                                                                                 opj_image_t *p_image)
696 {
697         if (p_codec && parameters && p_image) {
698                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
699
700                 if (! l_codec->is_decompressor) {
701                         return l_codec->m_codec_data.m_compression.opj_setup_encoder(   l_codec->m_codec,
702                                                                                                                                         parameters,
703                                                                                                                                         p_image,
704                                                                                                                                         &(l_codec->m_event_mgr) );
705                 }
706         }
707
708         return OPJ_FALSE;
709 }
710
711 OPJ_BOOL OPJ_CALLCONV opj_start_compress (      opj_codec_t *p_codec,
712                                                                                         opj_image_t * p_image,
713                                                                                         opj_stream_t *p_stream)
714 {
715         if (p_codec && p_stream) {
716                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
717                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
718
719                 if (! l_codec->is_decompressor) {
720                         return l_codec->m_codec_data.m_compression.opj_start_compress(  l_codec->m_codec,
721                                                                                                                                                         l_stream,
722                                                                                                                                                         p_image,
723                                                                                                                                                         &(l_codec->m_event_mgr));
724                 }
725         }
726
727         return OPJ_FALSE;
728 }
729
730 OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_info, opj_stream_t *p_stream)
731 {
732         if (p_info && p_stream) {
733                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
734                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
735
736                 if (! l_codec->is_decompressor) {
737                         return l_codec->m_codec_data.m_compression.opj_encode(  l_codec->m_codec,
738                                                                                                                         l_stream,
739                                                                                                                         &(l_codec->m_event_mgr));
740                 }
741         }
742
743         return OPJ_FALSE;
744
745 }
746
747 OPJ_BOOL OPJ_CALLCONV opj_end_compress (opj_codec_t *p_codec,
748                                                                                 opj_stream_t *p_stream)
749 {
750         if (p_codec && p_stream) {
751                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
752                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
753
754                 if (! l_codec->is_decompressor) {
755                         return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,
756                                                                                                                                                 l_stream,
757                                                                                                                                                 &(l_codec->m_event_mgr));
758                 }
759         }
760         return OPJ_FALSE;
761
762 }
763
764 OPJ_BOOL OPJ_CALLCONV opj_end_decompress (      opj_codec_t *p_codec,
765                                                                                         opj_stream_t *p_stream)
766 {
767         if (p_codec && p_stream) {
768                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
769                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
770
771                 if (! l_codec->is_decompressor) {
772                         return OPJ_FALSE;
773                 }
774                 
775                 return l_codec->m_codec_data.m_decompression.opj_end_decompress(l_codec->m_codec,
776                                                                                                                                                 l_stream,
777                                                                                                                                                 &(l_codec->m_event_mgr) );
778         }
779
780         return OPJ_FALSE;
781 }
782
783 OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
784                                   OPJ_FLOAT32 * pEncodingMatrix,
785                                   OPJ_INT32 * p_dc_shift,OPJ_UINT32 pNbComp)
786 {
787         OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
788         OPJ_UINT32 l_dc_shift_size = pNbComp * (OPJ_UINT32)sizeof(OPJ_INT32);
789         OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size;
790
791         /* add MCT capability */
792     if (OPJ_IS_PART2(parameters->rsiz)) {
793         parameters->rsiz |= OPJ_EXTENSION_MCT;
794     } else {
795         parameters->rsiz = ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT));
796     }
797         parameters->irreversible = 1;
798
799         /* use array based MCT */
800         parameters->tcp_mct = 2;
801         parameters->mct_data = opj_malloc(l_mct_total_size);
802         if (! parameters->mct_data) {
803                 return OPJ_FALSE;
804         }
805
806         memcpy(parameters->mct_data,pEncodingMatrix,l_matrix_size);
807         memcpy(((OPJ_BYTE *) parameters->mct_data) +  l_matrix_size,p_dc_shift,l_dc_shift_size);
808
809         return OPJ_TRUE;
810 }
811
812 OPJ_BOOL OPJ_CALLCONV opj_write_tile (  opj_codec_t *p_codec,
813                                                                                 OPJ_UINT32 p_tile_index,
814                                                                                 OPJ_BYTE * p_data,
815                                                                                 OPJ_UINT32 p_data_size,
816                                                                                 opj_stream_t *p_stream )
817 {
818         if (p_codec && p_stream && p_data) {
819                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
820                 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
821
822                 if (l_codec->is_decompressor) {
823                         return OPJ_FALSE;
824                 }
825
826                 return l_codec->m_codec_data.m_compression.opj_write_tile(      l_codec->m_codec,
827                                                                                                                                         p_tile_index,
828                                                                                                                                         p_data,
829                                                                                                                                         p_data_size,
830                                                                                                                                         l_stream,
831                                                                                                                                         &(l_codec->m_event_mgr) );
832         }
833
834         return OPJ_FALSE;
835 }
836
837 /* ---------------------------------------------------------------------- */
838
839 void OPJ_CALLCONV opj_destroy_codec(opj_codec_t *p_codec)
840 {
841         if (p_codec) {
842                 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
843
844                 if (l_codec->is_decompressor) {
845                         l_codec->m_codec_data.m_decompression.opj_destroy(l_codec->m_codec);
846                 }
847                 else {
848                         l_codec->m_codec_data.m_compression.opj_destroy(l_codec->m_codec);
849                 }
850
851                 l_codec->m_codec = 00;
852                 opj_free(l_codec);
853         }
854 }
855
856 /* ---------------------------------------------------------------------- */
857
858 void OPJ_CALLCONV opj_dump_codec(       opj_codec_t *p_codec,
859                                                                         OPJ_INT32 info_flag,
860                                                                         FILE* output_stream)
861 {
862         if (p_codec) {
863                 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
864
865                 l_codec->opj_dump_codec(l_codec->m_codec, info_flag, output_stream);
866                 return;
867         }
868
869         /* TODO return error */
870         /* fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n"); */
871         return;
872 }
873
874 opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec)
875 {
876         if (p_codec) {
877                 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
878
879                 return l_codec->opj_get_codec_info(l_codec->m_codec);
880         }
881
882         return NULL;
883 }
884
885 void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info) {
886         if (cstr_info) {
887
888                 if ((*cstr_info)->m_default_tile_info.tccp_info){
889                         opj_free((*cstr_info)->m_default_tile_info.tccp_info);
890                 }
891
892                 if ((*cstr_info)->tile_info){
893                         /* FIXME not used for the moment*/
894                 }
895
896                 opj_free((*cstr_info));
897                 (*cstr_info) = NULL;
898         }
899 }
900
901 opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec)
902 {
903         if (p_codec) {
904                 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
905
906                 return l_codec->opj_get_codec_index(l_codec->m_codec);
907         }
908
909         return NULL;
910 }
911
912 void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index)
913 {
914         if (*p_cstr_index){
915                 j2k_destroy_cstr_index(*p_cstr_index);
916                 (*p_cstr_index) = NULL;
917         }
918 }
919
920 opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream (const char *fname, OPJ_BOOL p_is_read_stream)
921 {
922     return opj_stream_create_file_stream(fname, OPJ_J2K_STREAM_CHUNK_SIZE, p_is_read_stream);
923 }
924
925 opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream (
926         const char *fname, 
927                 OPJ_SIZE_T p_size, 
928         OPJ_BOOL p_is_read_stream)
929 {
930     opj_stream_t* l_stream = 00;
931     FILE *p_file;
932     const char *mode;
933
934     if (! fname) {
935         return NULL;
936     }
937     
938     if(p_is_read_stream) mode = "rb"; else mode = "wb";
939
940     p_file = fopen(fname, mode);
941
942     if (! p_file) {
943             return NULL;
944     }
945
946     l_stream = opj_stream_create(p_size,p_is_read_stream);
947     if (! l_stream) {
948         fclose(p_file);
949         return NULL;
950     }
951
952     opj_stream_set_user_data(l_stream, p_file, (opj_stream_free_user_data_fn) fclose);
953     opj_stream_set_user_data_length(l_stream, opj_get_data_length_from_file(p_file));
954     opj_stream_set_read_function(l_stream, (opj_stream_read_fn) opj_read_from_file);
955     opj_stream_set_write_function(l_stream, (opj_stream_write_fn) opj_write_from_file);
956     opj_stream_set_skip_function(l_stream, (opj_stream_skip_fn) opj_skip_from_file);
957     opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
958
959     return l_stream;
960 }