libopenjpeg/openjpeg.c

   1 /*
   2  * Copyright (c) 2005, Herve Drolon, FreeImage Team
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  18  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  24  * POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #ifdef _WIN32
  28 #include <windows.h>
  29 #endif /* _WIN32 */
  30
  31 #include "opj_config.h"
  32 #include "opj_includes.h"
  33
  34 /* ---------------------------------------------------------------------- */
  35 #ifdef _WIN32
  36 #ifndef OPJ_STATIC
  37 BOOL APIENTRY
  38 DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
  39         switch (ul_reason_for_call) {
  40                 case DLL_PROCESS_ATTACH :
  41                         break;
  42                 case DLL_PROCESS_DETACH :
  43                         break;
  44                 case DLL_THREAD_ATTACH :
  45                 case DLL_THREAD_DETACH :
  46                         break;
  47     }
  48
  49     return TRUE;
  50 }
  51 #endif /* OPJ_STATIC */
  52 #endif /* _WIN32 */
  53
  54 /* ---------------------------------------------------------------------- */
  55
  56
  57 const char* OPJ_CALLCONV opj_version(void) {
  58     return PACKAGE_VERSION;
  59 }
  60
  61 opj_dinfo_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT format) {
  62         opj_dinfo_t *dinfo = (opj_dinfo_t*)opj_calloc(1, sizeof(opj_dinfo_t));
  63         if(!dinfo) return NULL;
  64         dinfo->is_decompressor = OPJ_TRUE;
  65         switch(format) {
  66                 case CODEC_J2K:
  67                 case CODEC_JPT:
  68                         /* get a J2K decoder handle */
  69                         dinfo->j2k_handle = (void*)j2k_create_decompress((opj_common_ptr)dinfo);
  70                         if(!dinfo->j2k_handle) {
  71                                 opj_free(dinfo);
  72                                 return NULL;
  73                         }
  74                         break;
  75                 case CODEC_JP2:
  76                         /* get a JP2 decoder handle */
  77                         dinfo->jp2_handle = (void*)jp2_create_decompress((opj_common_ptr)dinfo);
  78                         if(!dinfo->jp2_handle) {
  79                                 opj_free(dinfo);
  80                                 return NULL;
  81                         }
  82                         break;
  83                 case CODEC_UNKNOWN:
  84                 default:
  85                         opj_free(dinfo);
  86                         return NULL;
  87         }
  88
  89         dinfo->codec_format = format;
  90
  91         return dinfo;
  92 }
  93
  94 void OPJ_CALLCONV opj_destroy_decompress(opj_dinfo_t *dinfo) {
  95         if(dinfo) {
  96                 /* destroy the codec */
  97                 switch(dinfo->codec_format) {
  98                         case CODEC_J2K:
  99                         case CODEC_JPT:
 100                                 j2k_destroy_decompress((opj_j2k_t*)dinfo->j2k_handle);
 101                                 break;
 102                         case CODEC_JP2:
 103                                 jp2_destroy_decompress((opj_jp2_t*)dinfo->jp2_handle);
 104                                 break;
 105                         case CODEC_UNKNOWN:
 106                         default:
 107                                 break;
 108                 }
 109                 /* destroy the decompressor */
 110                 opj_free(dinfo);
 111         }
 112 }
 113
 114 void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *parameters) {
 115         if(parameters) {
 116                 memset(parameters, 0, sizeof(opj_dparameters_t));
 117                 /* default decoding parameters */
 118                 parameters->cp_layer = 0;
 119                 parameters->cp_reduce = 0;
 120                 parameters->cp_limit_decoding = NO_LIMITATION;
 121
 122                 parameters->decod_format = -1;
 123                 parameters->cod_format = -1;
 124 /* UniPG>> */
 125 #ifdef USE_JPWL
 126                 parameters->jpwl_correct = OPJ_FALSE;
 127                 parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
 128                 parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
 129 #endif /* USE_JPWL */
 130 /* <<UniPG */
 131         }
 132 }
 133
 134 void OPJ_CALLCONV opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters) {
 135         if(dinfo && parameters) {
 136                 switch(dinfo->codec_format) {
 137                         case CODEC_J2K:
 138                         case CODEC_JPT:
 139                                 j2k_setup_decoder((opj_j2k_t*)dinfo->j2k_handle, parameters);
 140                                 break;
 141                         case CODEC_JP2:
 142                                 jp2_setup_decoder((opj_jp2_t*)dinfo->jp2_handle, parameters);
 143                                 break;
 144                         case CODEC_UNKNOWN:
 145                         default:
 146                                 break;
 147                 }
 148         }
 149 }
 150
 151 opj_image_t* OPJ_CALLCONV opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio) {
 152         return opj_decode_with_info(dinfo, cio, NULL);
 153 }
 154
 155 opj_image_t* OPJ_CALLCONV opj_decode_with_info(opj_dinfo_t *dinfo, opj_cio_t *cio, opj_codestream_info_t *cstr_info) {
 156         if(dinfo && cio) {
 157                 switch(dinfo->codec_format) {
 158                         case CODEC_J2K:
 159                                 return j2k_decode((opj_j2k_t*)dinfo->j2k_handle, cio, cstr_info);
 160                         case CODEC_JPT:
 161                                 return j2k_decode_jpt_stream((opj_j2k_t*)dinfo->j2k_handle, cio, cstr_info);
 162                         case CODEC_JP2:
 163                                 return opj_jp2_decode((opj_jp2_t*)dinfo->jp2_handle, cio, cstr_info);
 164                         case CODEC_UNKNOWN:
 165                         default:
 166                                 break;
 167                 }
 168         }
 169         return NULL;
 170 }
 171
 172 opj_cinfo_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format) {
 173         opj_cinfo_t *cinfo = (opj_cinfo_t*)opj_calloc(1, sizeof(opj_cinfo_t));
 174         if(!cinfo) return NULL;
 175         cinfo->is_decompressor = OPJ_FALSE;
 176         switch(format) {
 177                 case CODEC_J2K:
 178                         /* get a J2K coder handle */
 179                         cinfo->j2k_handle = (void*)j2k_create_compress((opj_common_ptr)cinfo);
 180                         if(!cinfo->j2k_handle) {
 181                                 opj_free(cinfo);
 182                                 return NULL;
 183                         }
 184                         break;
 185                 case CODEC_JP2:
 186                         /* get a JP2 coder handle */
 187                         cinfo->jp2_handle = (void*)jp2_create_compress((opj_common_ptr)cinfo);
 188                         if(!cinfo->jp2_handle) {
 189                                 opj_free(cinfo);
 190                                 return NULL;
 191                         }
 192                         break;
 193                 case CODEC_JPT:
 194                 case CODEC_UNKNOWN:
 195                 default:
 196                         opj_free(cinfo);
 197                         return NULL;
 198         }
 199
 200         cinfo->codec_format = format;
 201
 202         return cinfo;
 203 }
 204
 205 void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo) {
 206         if(cinfo) {
 207                 /* destroy the codec */
 208                 switch(cinfo->codec_format) {
 209                         case CODEC_J2K:
 210                                 j2k_destroy_compress((opj_j2k_t*)cinfo->j2k_handle);
 211                                 break;
 212                         case CODEC_JP2:
 213                                 jp2_destroy_compress((opj_jp2_t*)cinfo->jp2_handle);
 214                                 break;
 215                         case CODEC_JPT:
 216                         case CODEC_UNKNOWN:
 217                         default:
 218                                 break;
 219                 }
 220                 /* destroy the decompressor */
 221                 opj_free(cinfo);
 222         }
 223 }
 224
 225 void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters) {
 226         if(parameters) {
 227                 memset(parameters, 0, sizeof(opj_cparameters_t));
 228                 /* default coding parameters */
 229                 parameters->cp_cinema = OFF;
 230                 parameters->max_comp_size = 0;
 231                 parameters->numresolution = 6;
 232                 parameters->cp_rsiz = STD_RSIZ;
 233                 parameters->cblockw_init = 64;
 234                 parameters->cblockh_init = 64;
 235                 parameters->prog_order = LRCP;
 236                 parameters->roi_compno = -1;            /* no ROI */
 237                 parameters->subsampling_dx = 1;
 238                 parameters->subsampling_dy = 1;
 239                 parameters->tp_on = 0;
 240                 parameters->decod_format = -1;
 241                 parameters->cod_format = -1;
 242                 parameters->tcp_rates[0] = 0;
 243                 parameters->tcp_numlayers = 0;
 244     parameters->cp_disto_alloc = 0;
 245                 parameters->cp_fixed_alloc = 0;
 246                 parameters->cp_fixed_quality = 0;
 247
 248 /* UniPG>> */
 249 #ifdef USE_JPWL
 250                 parameters->jpwl_epc_on = OPJ_FALSE;
 251                 parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
 252                 {
 253                         int i;
 254                         for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
 255                                 parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
 256                                 parameters->jpwl_hprot_TPH[i] = 0; /* absent */
 257                         }
 258                 };
 259                 {
 260                         int i;
 261                         for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
 262                                 parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
 263                                 parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
 264                                 parameters->jpwl_pprot[i] = 0; /* absent */
 265                         }
 266                 };
 267                 parameters->jpwl_sens_size = 0; /* 0 means no ESD */
 268                 parameters->jpwl_sens_addr = 0; /* 0 means auto */
 269                 parameters->jpwl_sens_range = 0; /* 0 means packet */
 270                 parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
 271                 {
 272                         int i;
 273                         for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
 274                                 parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
 275                                 parameters->jpwl_sens_TPH[i] = -1; /* absent */
 276                         }
 277                 };
 278 #endif /* USE_JPWL */
 279 /* <<UniPG */
 280         }
 281 }
 282
 283 void OPJ_CALLCONV opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_image_t *image) {
 284         if(cinfo && parameters && image) {
 285                 switch(cinfo->codec_format) {
 286                         case CODEC_J2K:
 287                                 j2k_setup_encoder((opj_j2k_t*)cinfo->j2k_handle, parameters, image);
 288                                 break;
 289                         case CODEC_JP2:
 290                                 jp2_setup_encoder((opj_jp2_t*)cinfo->jp2_handle, parameters, image);
 291                                 break;
 292                         case CODEC_JPT:
 293                         case CODEC_UNKNOWN:
 294                         default:
 295                                 break;
 296                 }
 297         }
 298 }
 299
 300 opj_bool OPJ_CALLCONV opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, char *index) {
 301         if (index != NULL)
 302                 opj_event_msg((opj_common_ptr)cinfo, EVT_WARNING, "Set index to NULL when calling the opj_encode function.\n"
 303                 "To extract the index, use the opj_encode_with_info() function.\n"
 304                 "No index will be generated during this encoding\n");
 305         return opj_encode_with_info(cinfo, cio, image, NULL);
 306 }
 307
 308 opj_bool OPJ_CALLCONV opj_encode_with_info(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info) {
 309         if(cinfo && cio && image) {
 310                 switch(cinfo->codec_format) {
 311                         case CODEC_J2K:
 312                                 return j2k_encode((opj_j2k_t*)cinfo->j2k_handle, cio, image, cstr_info);
 313                         case CODEC_JP2:
 314                                 return opj_jp2_encode((opj_jp2_t*)cinfo->jp2_handle, cio, image, cstr_info);
 315                         case CODEC_JPT:
 316                         case CODEC_UNKNOWN:
 317                         default:
 318                                 break;
 319                 }
 320         }
 321         return OPJ_FALSE;
 322 }
 323
 324 void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_t *cstr_info) {
 325         if (cstr_info) {
 326                 int tileno;
 327                 for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) {
 328                         opj_tile_info_t *tile_info = &cstr_info->tile[tileno];
 329                         opj_free(tile_info->thresh);
 330                         opj_free(tile_info->packet);
 331                         opj_free(tile_info->tp);
 332                 }
 333                 opj_free(cstr_info->tile);
 334                 opj_free(cstr_info->marker);
 335                 opj_free(cstr_info->numdecompos);
 336         }
 337 }