2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
7 * Copyright (c) 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.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
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.
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.
38 #include "opj_includes.h"
41 /* ---------------------------------------------------------------------- */
42 /* Functions to set the message handlers */
44 OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(opj_codec_t * p_codec,
45 opj_msg_callback p_callback,
48 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
53 l_codec->m_event_mgr.info_handler = p_callback;
54 l_codec->m_event_mgr.m_info_data = p_user_data;
59 OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(opj_codec_t * p_codec,
60 opj_msg_callback p_callback,
63 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
68 l_codec->m_event_mgr.warning_handler = p_callback;
69 l_codec->m_event_mgr.m_warning_data = p_user_data;
74 OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec,
75 opj_msg_callback p_callback,
78 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
83 l_codec->m_event_mgr.error_handler = p_callback;
84 l_codec->m_event_mgr.m_error_data = p_user_data;
89 /* ---------------------------------------------------------------------- */
91 static OPJ_SIZE_T opj_read_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
94 OPJ_SIZE_T l_nb_read = fread(p_buffer, 1, p_nb_bytes, p_file);
95 return l_nb_read ? l_nb_read : (OPJ_SIZE_T) - 1;
98 static OPJ_UINT64 opj_get_data_length_from_file(FILE * p_file)
100 OPJ_OFF_T file_length = 0;
102 OPJ_FSEEK(p_file, 0, SEEK_END);
103 file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
104 OPJ_FSEEK(p_file, 0, SEEK_SET);
106 return (OPJ_UINT64)file_length;
109 static OPJ_SIZE_T opj_write_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
112 return fwrite(p_buffer, 1, p_nb_bytes, p_file);
115 static OPJ_OFF_T opj_skip_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
117 if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_CUR)) {
124 static OPJ_BOOL opj_seek_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
126 if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_SET)) {
133 /* ---------------------------------------------------------------------- */
137 DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
140 OPJ_ARG_NOT_USED(lpReserved);
141 OPJ_ARG_NOT_USED(hModule);
143 switch (ul_reason_for_call) {
144 case DLL_PROCESS_ATTACH :
146 case DLL_PROCESS_DETACH :
148 case DLL_THREAD_ATTACH :
149 case DLL_THREAD_DETACH :
155 #endif /* OPJ_STATIC */
158 /* ---------------------------------------------------------------------- */
160 const char* OPJ_CALLCONV opj_version(void)
162 return OPJ_PACKAGE_VERSION;
165 /* ---------------------------------------------------------------------- */
166 /* DECOMPRESSION FUNCTIONS*/
168 opj_codec_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT p_format)
170 opj_codec_private_t *l_codec = 00;
172 l_codec = (opj_codec_private_t*) opj_calloc(1, sizeof(opj_codec_private_t));
177 l_codec->is_decompressor = 1;
181 l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) j2k_dump;
183 l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
184 void*)) j2k_get_cstr_info;
186 l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
187 void*)) j2k_get_cstr_index;
189 l_codec->m_codec_data.m_decompression.opj_decode =
191 struct opj_stream_private *,
192 opj_image_t*, struct opj_event_mgr *)) opj_j2k_decode;
194 l_codec->m_codec_data.m_decompression.opj_end_decompress =
196 struct opj_stream_private *,
197 struct opj_event_mgr *)) opj_j2k_end_decompress;
199 l_codec->m_codec_data.m_decompression.opj_read_header =
200 (OPJ_BOOL(*)(struct opj_stream_private *,
203 struct opj_event_mgr *)) opj_j2k_read_header;
205 l_codec->m_codec_data.m_decompression.opj_destroy =
206 (void (*)(void *))opj_j2k_destroy;
208 l_codec->m_codec_data.m_decompression.opj_setup_decoder =
209 (void (*)(void *, opj_dparameters_t *)) opj_j2k_setup_decoder;
211 l_codec->m_codec_data.m_decompression.opj_read_tile_header =
215 OPJ_INT32*, OPJ_INT32*,
216 OPJ_INT32*, OPJ_INT32*,
219 struct opj_stream_private *,
220 struct opj_event_mgr *)) opj_j2k_read_tile_header;
222 l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
227 struct opj_stream_private *,
228 struct opj_event_mgr *)) opj_j2k_decode_tile;
230 l_codec->m_codec_data.m_decompression.opj_set_decode_area =
233 OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
234 struct opj_event_mgr *)) opj_j2k_set_decode_area;
236 l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
237 (OPJ_BOOL(*)(void *p_codec,
238 opj_stream_private_t *p_cio,
239 opj_image_t *p_image,
240 struct opj_event_mgr * p_manager,
241 OPJ_UINT32 tile_index)) opj_j2k_get_tile;
243 l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
244 (OPJ_BOOL(*)(void * p_codec,
245 OPJ_UINT32 res_factor,
246 struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
248 l_codec->m_codec_data.m_decompression.opj_set_decoded_components =
249 (OPJ_BOOL(*)(void * p_codec,
251 const OPJ_UINT32 * comps_indices,
252 struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_components;
254 l_codec->opj_set_threads =
255 (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads;
257 l_codec->m_codec = opj_j2k_create_decompress();
259 if (! l_codec->m_codec) {
267 /* get a JP2 decoder handle */
268 l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) jp2_dump;
270 l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
271 void*)) jp2_get_cstr_info;
273 l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
274 void*)) jp2_get_cstr_index;
276 l_codec->m_codec_data.m_decompression.opj_decode =
278 struct opj_stream_private *,
280 struct opj_event_mgr *)) opj_jp2_decode;
282 l_codec->m_codec_data.m_decompression.opj_end_decompress =
284 struct opj_stream_private *,
285 struct opj_event_mgr *)) opj_jp2_end_decompress;
287 l_codec->m_codec_data.m_decompression.opj_read_header =
288 (OPJ_BOOL(*)(struct opj_stream_private *,
291 struct opj_event_mgr *)) opj_jp2_read_header;
293 l_codec->m_codec_data.m_decompression.opj_read_tile_header =
303 struct opj_stream_private *,
304 struct opj_event_mgr *)) opj_jp2_read_tile_header;
306 l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
308 OPJ_UINT32, OPJ_BYTE*, OPJ_UINT32,
309 struct opj_stream_private *,
310 struct opj_event_mgr *)) opj_jp2_decode_tile;
312 l_codec->m_codec_data.m_decompression.opj_destroy = (void (*)(
313 void *))opj_jp2_destroy;
315 l_codec->m_codec_data.m_decompression.opj_setup_decoder =
316 (void (*)(void *, opj_dparameters_t *)) opj_jp2_setup_decoder;
318 l_codec->m_codec_data.m_decompression.opj_set_decode_area =
321 OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
322 struct opj_event_mgr *)) opj_jp2_set_decode_area;
324 l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
325 (OPJ_BOOL(*)(void *p_codec,
326 opj_stream_private_t *p_cio,
327 opj_image_t *p_image,
328 struct opj_event_mgr * p_manager,
329 OPJ_UINT32 tile_index)) opj_jp2_get_tile;
331 l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
332 (OPJ_BOOL(*)(void * p_codec,
333 OPJ_UINT32 res_factor,
334 opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
336 l_codec->m_codec_data.m_decompression.opj_set_decoded_components =
337 (OPJ_BOOL(*)(void * p_codec,
339 const OPJ_UINT32 * comps_indices,
340 struct opj_event_mgr * p_manager)) opj_jp2_set_decoded_components;
342 l_codec->opj_set_threads =
343 (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads;
345 l_codec->m_codec = opj_jp2_create(OPJ_TRUE);
347 if (! l_codec->m_codec) {
353 case OPJ_CODEC_UNKNOWN:
360 opj_set_default_event_handler(&(l_codec->m_event_mgr));
361 return (opj_codec_t*) l_codec;
364 void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t
368 memset(parameters, 0, sizeof(opj_dparameters_t));
369 /* default decoding parameters */
370 parameters->cp_layer = 0;
371 parameters->cp_reduce = 0;
373 parameters->decod_format = -1;
374 parameters->cod_format = -1;
375 parameters->flags = 0;
378 parameters->jpwl_correct = OPJ_FALSE;
379 parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
380 parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
381 #endif /* USE_JPWL */
387 OPJ_BOOL OPJ_CALLCONV opj_codec_set_threads(opj_codec_t *p_codec,
390 if (p_codec && (num_threads >= 0)) {
391 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
393 return l_codec->opj_set_threads(l_codec->m_codec, (OPJ_UINT32)num_threads);
398 OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
399 opj_dparameters_t *parameters
402 if (p_codec && parameters) {
403 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
405 if (! l_codec->is_decompressor) {
406 opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
407 "Codec provided to the opj_setup_decoder function is not a decompressor handler.\n");
411 l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec,
418 OPJ_BOOL OPJ_CALLCONV opj_read_header(opj_stream_t *p_stream,
419 opj_codec_t *p_codec,
420 opj_image_t **p_image)
422 if (p_codec && p_stream) {
423 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
424 opj_stream_private_t* l_stream = (opj_stream_private_t*) p_stream;
426 if (! l_codec->is_decompressor) {
427 opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
428 "Codec provided to the opj_read_header function is not a decompressor handler.\n");
432 return l_codec->m_codec_data.m_decompression.opj_read_header(l_stream,
435 &(l_codec->m_event_mgr));
442 OPJ_BOOL OPJ_CALLCONV opj_set_decoded_components(opj_codec_t *p_codec,
444 const OPJ_UINT32* comps_indices,
445 OPJ_BOOL apply_color_transforms)
448 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
450 if (! l_codec->is_decompressor) {
451 opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
452 "Codec provided to the opj_set_decoded_components function is not a decompressor handler.\n");
456 if (apply_color_transforms) {
457 opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
458 "apply_color_transforms = OPJ_TRUE is not supported.\n");
462 return l_codec->m_codec_data.m_decompression.opj_set_decoded_components(
466 &(l_codec->m_event_mgr));
471 OPJ_BOOL OPJ_CALLCONV opj_decode(opj_codec_t *p_codec,
472 opj_stream_t *p_stream,
473 opj_image_t* p_image)
475 if (p_codec && p_stream) {
476 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
477 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
479 if (! l_codec->is_decompressor) {
483 return l_codec->m_codec_data.m_decompression.opj_decode(l_codec->m_codec,
486 &(l_codec->m_event_mgr));
492 OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(opj_codec_t *p_codec,
493 opj_image_t* p_image,
494 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
495 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y
499 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
501 if (! l_codec->is_decompressor) {
505 return l_codec->m_codec_data.m_decompression.opj_set_decode_area(
508 p_start_x, p_start_y,
510 &(l_codec->m_event_mgr));
515 OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(opj_codec_t *p_codec,
516 opj_stream_t * p_stream,
517 OPJ_UINT32 * p_tile_index,
518 OPJ_UINT32 * p_data_size,
519 OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
520 OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
521 OPJ_UINT32 * p_nb_comps,
522 OPJ_BOOL * p_should_go_on)
524 if (p_codec && p_stream && p_data_size && p_tile_index) {
525 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
526 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
528 if (! l_codec->is_decompressor) {
532 return l_codec->m_codec_data.m_decompression.opj_read_tile_header(
536 p_tile_x0, p_tile_y0,
537 p_tile_x1, p_tile_y1,
541 &(l_codec->m_event_mgr));
546 OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(opj_codec_t *p_codec,
547 OPJ_UINT32 p_tile_index,
549 OPJ_UINT32 p_data_size,
550 opj_stream_t *p_stream
553 if (p_codec && p_data && p_stream) {
554 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
555 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
557 if (! l_codec->is_decompressor) {
561 return l_codec->m_codec_data.m_decompression.opj_decode_tile_data(
567 &(l_codec->m_event_mgr));
572 OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(opj_codec_t *p_codec,
573 opj_stream_t *p_stream,
574 opj_image_t *p_image,
575 OPJ_UINT32 tile_index)
577 if (p_codec && p_stream) {
578 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
579 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
581 if (! l_codec->is_decompressor) {
585 return l_codec->m_codec_data.m_decompression.opj_get_decoded_tile(
589 &(l_codec->m_event_mgr),
596 OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(opj_codec_t *p_codec,
597 OPJ_UINT32 res_factor)
599 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
605 return l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(
608 &(l_codec->m_event_mgr));
611 /* ---------------------------------------------------------------------- */
612 /* COMPRESSION FUNCTIONS*/
614 opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT p_format)
616 opj_codec_private_t *l_codec = 00;
618 l_codec = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
623 l_codec->is_decompressor = 0;
627 l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
628 struct opj_stream_private *,
629 struct opj_event_mgr *)) opj_j2k_encode;
631 l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
632 struct opj_stream_private *,
633 struct opj_event_mgr *)) opj_j2k_end_compress;
635 l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
636 struct opj_stream_private *,
638 struct opj_event_mgr *)) opj_j2k_start_compress;
640 l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
644 struct opj_stream_private *,
645 struct opj_event_mgr *)) opj_j2k_write_tile;
647 l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
648 void *)) opj_j2k_destroy;
650 l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
653 struct opj_event_mgr *)) opj_j2k_setup_encoder;
655 l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options = (OPJ_BOOL(
658 struct opj_event_mgr *)) opj_j2k_encoder_set_extra_options;
660 l_codec->opj_set_threads =
661 (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads;
663 l_codec->m_codec = opj_j2k_create_compress();
664 if (! l_codec->m_codec) {
672 /* get a JP2 decoder handle */
673 l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
674 struct opj_stream_private *,
675 struct opj_event_mgr *)) opj_jp2_encode;
677 l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
678 struct opj_stream_private *,
679 struct opj_event_mgr *)) opj_jp2_end_compress;
681 l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
682 struct opj_stream_private *,
684 struct opj_event_mgr *)) opj_jp2_start_compress;
686 l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
690 struct opj_stream_private *,
691 struct opj_event_mgr *)) opj_jp2_write_tile;
693 l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
694 void *)) opj_jp2_destroy;
696 l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
699 struct opj_event_mgr *)) opj_jp2_setup_encoder;
701 l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options = (OPJ_BOOL(
704 struct opj_event_mgr *)) opj_jp2_encoder_set_extra_options;
706 l_codec->opj_set_threads =
707 (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads;
709 l_codec->m_codec = opj_jp2_create(OPJ_FALSE);
710 if (! l_codec->m_codec) {
717 case OPJ_CODEC_UNKNOWN:
724 opj_set_default_event_handler(&(l_codec->m_event_mgr));
725 return (opj_codec_t*) l_codec;
728 void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t
732 memset(parameters, 0, sizeof(opj_cparameters_t));
733 /* default coding parameters */
734 parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
735 parameters->rsiz = OPJ_PROFILE_NONE;
736 parameters->max_comp_size = 0;
737 parameters->numresolution = OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION;
738 parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
739 parameters->cblockw_init = OPJ_COMP_PARAM_DEFAULT_CBLOCKW;
740 parameters->cblockh_init = OPJ_COMP_PARAM_DEFAULT_CBLOCKH;
741 parameters->prog_order = OPJ_COMP_PARAM_DEFAULT_PROG_ORDER;
742 parameters->roi_compno = -1; /* no ROI */
743 parameters->subsampling_dx = 1;
744 parameters->subsampling_dy = 1;
745 parameters->tp_on = 0;
746 parameters->decod_format = -1;
747 parameters->cod_format = -1;
748 parameters->tcp_rates[0] = 0;
749 parameters->tcp_numlayers = 0;
750 parameters->cp_disto_alloc = 0;
751 parameters->cp_fixed_alloc = 0;
752 parameters->cp_fixed_quality = 0;
753 parameters->jpip_on = OPJ_FALSE;
756 parameters->jpwl_epc_on = OPJ_FALSE;
757 parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
760 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
761 parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
762 parameters->jpwl_hprot_TPH[i] = 0; /* absent */
767 for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
768 parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
769 parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
770 parameters->jpwl_pprot[i] = 0; /* absent */
773 parameters->jpwl_sens_size = 0; /* 0 means no ESD */
774 parameters->jpwl_sens_addr = 0; /* 0 means auto */
775 parameters->jpwl_sens_range = 0; /* 0 means packet */
776 parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
779 for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
780 parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
781 parameters->jpwl_sens_TPH[i] = -1; /* absent */
784 #endif /* USE_JPWL */
789 OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
790 opj_cparameters_t *parameters,
791 opj_image_t *p_image)
793 if (p_codec && parameters && p_image) {
794 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
796 if (! l_codec->is_decompressor) {
797 return l_codec->m_codec_data.m_compression.opj_setup_encoder(l_codec->m_codec,
800 &(l_codec->m_event_mgr));
807 /* ----------------------------------------------------------------------- */
809 OPJ_BOOL OPJ_CALLCONV opj_encoder_set_extra_options(opj_codec_t *p_codec,
810 const char* const* options)
813 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
815 if (! l_codec->is_decompressor) {
816 return l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options(
819 &(l_codec->m_event_mgr));
826 /* ----------------------------------------------------------------------- */
828 OPJ_BOOL OPJ_CALLCONV opj_start_compress(opj_codec_t *p_codec,
829 opj_image_t * p_image,
830 opj_stream_t *p_stream)
832 if (p_codec && p_stream) {
833 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
834 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
836 if (! l_codec->is_decompressor) {
837 return l_codec->m_codec_data.m_compression.opj_start_compress(l_codec->m_codec,
840 &(l_codec->m_event_mgr));
847 OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_info, opj_stream_t *p_stream)
849 if (p_info && p_stream) {
850 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
851 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
853 if (! l_codec->is_decompressor) {
854 return l_codec->m_codec_data.m_compression.opj_encode(l_codec->m_codec,
856 &(l_codec->m_event_mgr));
864 OPJ_BOOL OPJ_CALLCONV opj_end_compress(opj_codec_t *p_codec,
865 opj_stream_t *p_stream)
867 if (p_codec && p_stream) {
868 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
869 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
871 if (! l_codec->is_decompressor) {
872 return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,
874 &(l_codec->m_event_mgr));
881 OPJ_BOOL OPJ_CALLCONV opj_end_decompress(opj_codec_t *p_codec,
882 opj_stream_t *p_stream)
884 if (p_codec && p_stream) {
885 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
886 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
888 if (! l_codec->is_decompressor) {
892 return l_codec->m_codec_data.m_decompression.opj_end_decompress(
895 &(l_codec->m_event_mgr));
901 OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
902 OPJ_FLOAT32 * pEncodingMatrix,
903 OPJ_INT32 * p_dc_shift, OPJ_UINT32 pNbComp)
905 OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
906 OPJ_UINT32 l_dc_shift_size = pNbComp * (OPJ_UINT32)sizeof(OPJ_INT32);
907 OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size;
909 /* add MCT capability */
910 if (OPJ_IS_PART2(parameters->rsiz)) {
911 parameters->rsiz |= OPJ_EXTENSION_MCT;
913 parameters->rsiz = ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT));
915 parameters->irreversible = 1;
917 /* use array based MCT */
918 parameters->tcp_mct = 2;
919 parameters->mct_data = opj_malloc(l_mct_total_size);
920 if (! parameters->mct_data) {
924 memcpy(parameters->mct_data, pEncodingMatrix, l_matrix_size);
925 memcpy(((OPJ_BYTE *) parameters->mct_data) + l_matrix_size, p_dc_shift,
931 OPJ_BOOL OPJ_CALLCONV opj_write_tile(opj_codec_t *p_codec,
932 OPJ_UINT32 p_tile_index,
934 OPJ_UINT32 p_data_size,
935 opj_stream_t *p_stream)
937 if (p_codec && p_stream && p_data) {
938 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
939 opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
941 if (l_codec->is_decompressor) {
945 return l_codec->m_codec_data.m_compression.opj_write_tile(l_codec->m_codec,
950 &(l_codec->m_event_mgr));
956 /* ---------------------------------------------------------------------- */
958 void OPJ_CALLCONV opj_destroy_codec(opj_codec_t *p_codec)
961 opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
963 if (l_codec->is_decompressor) {
964 l_codec->m_codec_data.m_decompression.opj_destroy(l_codec->m_codec);
966 l_codec->m_codec_data.m_compression.opj_destroy(l_codec->m_codec);
969 l_codec->m_codec = 00;
974 /* ---------------------------------------------------------------------- */
976 void OPJ_CALLCONV opj_dump_codec(opj_codec_t *p_codec,
981 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
983 l_codec->opj_dump_codec(l_codec->m_codec, info_flag, output_stream);
987 /* TODO return error */
988 /* fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n"); */
992 opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec)
995 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
997 return l_codec->opj_get_codec_info(l_codec->m_codec);
1003 void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info)
1007 if ((*cstr_info)->m_default_tile_info.tccp_info) {
1008 opj_free((*cstr_info)->m_default_tile_info.tccp_info);
1011 if ((*cstr_info)->tile_info) {
1012 /* FIXME not used for the moment*/
1015 opj_free((*cstr_info));
1016 (*cstr_info) = NULL;
1020 opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec)
1023 opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
1025 return l_codec->opj_get_codec_index(l_codec->m_codec);
1031 void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index)
1033 if (*p_cstr_index) {
1034 j2k_destroy_cstr_index(*p_cstr_index);
1035 (*p_cstr_index) = NULL;
1039 opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream(
1040 const char *fname, OPJ_BOOL p_is_read_stream)
1042 return opj_stream_create_file_stream(fname, OPJ_J2K_STREAM_CHUNK_SIZE,
1046 opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream(
1049 OPJ_BOOL p_is_read_stream)
1051 opj_stream_t* l_stream = 00;
1059 if (p_is_read_stream) {
1065 p_file = fopen(fname, mode);
1071 l_stream = opj_stream_create(p_size, p_is_read_stream);
1077 opj_stream_set_user_data(l_stream, p_file,
1078 (opj_stream_free_user_data_fn) fclose);
1079 opj_stream_set_user_data_length(l_stream,
1080 opj_get_data_length_from_file(p_file));
1081 opj_stream_set_read_function(l_stream, (opj_stream_read_fn) opj_read_from_file);
1082 opj_stream_set_write_function(l_stream,
1083 (opj_stream_write_fn) opj_write_from_file);
1084 opj_stream_set_skip_function(l_stream, (opj_stream_skip_fn) opj_skip_from_file);
1085 opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
1091 void* OPJ_CALLCONV opj_image_data_alloc(OPJ_SIZE_T size)
1093 void* ret = opj_aligned_malloc(size);
1094 /* printf("opj_image_data_alloc %p\n", ret); */
1098 void OPJ_CALLCONV opj_image_data_free(void* ptr)
1100 /* printf("opj_image_data_free %p\n", ptr); */
1101 opj_aligned_free(ptr);