libopenjp3d/openjp3d.c

   1 /*\r
   2  * Copyright (c) 2005, Herve Drolon, FreeImage Team\r
   3  * Copyright (c) 2006, M�nica D�ez Garc�a, Image Processing Laboratory, University of Valladolid, Spain\r
   4  * All rights reserved.\r
   5  *\r
   6  * Redistribution and use in source and binary forms, with or without\r
   7  * modification, are permitted provided that the following conditions\r
   8  * are met:\r
   9  * 1. Redistributions of source code must retain the above copyright\r
  10  *    notice, this list of conditions and the following disclaimer.\r
  11  * 2. Redistributions in binary form must reproduce the above copyright\r
  12  *    notice, this list of conditions and the following disclaimer in the\r
  13  *    documentation and/or other materials provided with the distribution.\r
  14  *\r
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'\r
  16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE\r
  19  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r
  20  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r
  21  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r
  22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
  23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
  24  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
  25  * POSSIBILITY OF SUCH DAMAGE.\r
  26  */\r
  27 \r
  28 #ifdef _WIN32\r
  29 #include <windows.h>\r
  30 #endif /* _WIN32 */\r
  31 \r
  32 #include "opj_includes.h"\r
  33 #define JP3D_VERSION "1.3.0"\r
  34 /* ---------------------------------------------------------------------- */\r
  35 #ifdef _WIN32\r
  36 #ifndef OPJ_STATIC\r
  37 BOOL APIENTRY\r
  38 DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {\r
  39         switch (ul_reason_for_call) {\r
  40                 case DLL_PROCESS_ATTACH :\r
  41                         break;\r
  42                 case DLL_PROCESS_DETACH :\r
  43                         break;\r
  44                 case DLL_THREAD_ATTACH :\r
  45                 case DLL_THREAD_DETACH :\r
  46                         break;\r
  47     }\r
  48 \r
  49     return TRUE;\r
  50 }\r
  51 #endif /* OPJ_STATIC */\r
  52 #endif /* _WIN32 */\r
  53 \r
  54 /* ---------------------------------------------------------------------- */\r
  55 \r
  56 const char* OPJ_CALLCONV opj_version() {\r
  57     return JP3D_VERSION;\r
  58 }\r
  59 opj_dinfo_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT format) {\r
  60         opj_dinfo_t *dinfo = (opj_dinfo_t*)opj_malloc(sizeof(opj_dinfo_t));\r
  61         if(!dinfo) return NULL;\r
  62         dinfo->is_decompressor = true;\r
  63         switch(format) {\r
  64                 case CODEC_J3D:\r
  65                 case CODEC_J2K:\r
  66                         /* get a J3D decoder handle */\r
  67                         dinfo->j3d_handle = (void*)j3d_create_decompress((opj_common_ptr)dinfo);\r
  68                         if(!dinfo->j3d_handle) {\r
  69                                 opj_free(dinfo);\r
  70                                 return NULL;\r
  71                         }\r
  72                         break;\r
  73                 default:\r
  74                         opj_free(dinfo);\r
  75                         return NULL;\r
  76         }\r
  77 \r
  78         dinfo->codec_format = format;\r
  79 \r
  80         return dinfo;\r
  81 }\r
  82 \r
  83 void OPJ_CALLCONV opj_destroy_decompress(opj_dinfo_t *dinfo) {\r
  84         if(dinfo) {\r
  85                 /* destroy the codec */\r
  86                 if(dinfo->codec_format != CODEC_UNKNOWN) {\r
  87                         j3d_destroy_decompress((opj_j3d_t*)dinfo->j3d_handle);\r
  88                 }\r
  89                 /* destroy the decompressor */\r
  90                 opj_free(dinfo);\r
  91         }\r
  92 }\r
  93 \r
  94 void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *parameters) {\r
  95         if(parameters) {\r
  96                 memset(parameters, 0, sizeof(opj_dparameters_t));\r
  97                 /* default decoding parameters */\r
  98                 parameters->cp_layer = 0;\r
  99                 parameters->cp_reduce[0] = 0;\r
 100                 parameters->cp_reduce[1] = 0;\r
 101                 parameters->cp_reduce[2] = 0;\r
 102                 parameters->bigendian = 0;\r
 103 \r
 104                 parameters->decod_format = -1;\r
 105                 parameters->cod_format = -1;\r
 106         }\r
 107 }\r
 108 \r
 109 void OPJ_CALLCONV opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters) {\r
 110         if(dinfo && parameters) {\r
 111                 if (dinfo->codec_format != CODEC_UNKNOWN) {\r
 112                         j3d_setup_decoder((opj_j3d_t*)dinfo->j3d_handle, parameters);\r
 113                 }\r
 114         }\r
 115 }\r
 116 \r
 117 opj_volume_t* OPJ_CALLCONV opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio) {\r
 118         if(dinfo && cio) {\r
 119                 if (dinfo->codec_format != CODEC_UNKNOWN) {\r
 120                         return j3d_decode((opj_j3d_t*)dinfo->j3d_handle, cio);\r
 121                 }\r
 122         }\r
 123 \r
 124         return NULL;\r
 125 }\r
 126 \r
 127 opj_cinfo_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format) {\r
 128         opj_cinfo_t *cinfo = (opj_cinfo_t*)opj_malloc(sizeof(opj_cinfo_t));\r
 129         if(!cinfo) return NULL;\r
 130         cinfo->is_decompressor = false;\r
 131         switch(format) {\r
 132                 case CODEC_J3D:\r
 133                 case CODEC_J2K:\r
 134                         /* get a J3D coder handle */\r
 135                         cinfo->j3d_handle = (void*)j3d_create_compress((opj_common_ptr)cinfo);\r
 136                         if(!cinfo->j3d_handle) {\r
 137                                 opj_free(cinfo);\r
 138                                 return NULL;\r
 139                         }\r
 140                         break;\r
 141                 default:\r
 142                         opj_free(cinfo);\r
 143                         return NULL;\r
 144         }\r
 145 \r
 146         cinfo->codec_format = format;\r
 147 \r
 148         return cinfo;\r
 149 }\r
 150 \r
 151 void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo) {\r
 152         if(cinfo) {\r
 153                 /* destroy the codec */\r
 154                 if (cinfo->codec_format != CODEC_UNKNOWN) {\r
 155                                 j3d_destroy_compress((opj_j3d_t*)cinfo->j3d_handle);\r
 156                 }\r
 157                 /* destroy the decompressor */\r
 158                 opj_free(cinfo);\r
 159         }\r
 160 }\r
 161 \r
 162 void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters) {\r
 163         if(parameters) {\r
 164                 memset(parameters, 0, sizeof(opj_cparameters_t));\r
 165                 /* default coding parameters */\r
 166                 parameters->numresolution[0] = 3;\r
 167                 parameters->numresolution[1] = 3;\r
 168                 parameters->numresolution[2] = 1;\r
 169                 parameters->cblock_init[0] = 64;\r
 170                 parameters->cblock_init[1] = 64;\r
 171                 parameters->cblock_init[2] = 64;\r
 172                 parameters->prog_order = LRCP;\r
 173                 parameters->roi_compno = -1;            /* no ROI */\r
 174                 parameters->atk_wt[0] = 1;                              /* 5-3 WT */\r
 175                 parameters->atk_wt[1] = 1;                              /* 5-3 WT */\r
 176                 parameters->atk_wt[2] = 1;                              /* 5-3 WT */\r
 177                 parameters->irreversible = 0;\r
 178                 parameters->subsampling_dx = 1;\r
 179                 parameters->subsampling_dy = 1;\r
 180                 parameters->subsampling_dz = 1;\r
 181 \r
 182                 parameters->decod_format = -1;\r
 183                 parameters->cod_format = -1;\r
 184                 parameters->encoding_format = ENCOD_2EB;\r
 185                 parameters->transform_format = TRF_2D_DWT;\r
 186         }\r
 187 }\r
 188 \r
 189 void OPJ_CALLCONV opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_volume_t *volume) {\r
 190         if(cinfo && parameters && volume) {\r
 191                 if (cinfo->codec_format != CODEC_UNKNOWN) {\r
 192                         j3d_setup_encoder((opj_j3d_t*)cinfo->j3d_handle, parameters, volume);\r
 193                 }\r
 194         }\r
 195 }\r
 196 \r
 197 bool OPJ_CALLCONV opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_volume_t *volume, char *index) {\r
 198         if(cinfo && cio && volume) {\r
 199                 if (cinfo->codec_format != CODEC_UNKNOWN) {\r
 200                         return j3d_encode((opj_j3d_t*)cinfo->j3d_handle, cio, volume, index);\r
 201                 }\r
 202         }\r
 203 \r
 204         return false;\r
 205 }\r
 206 \r
 207 \r