codec/image_to_j2k.c

   1 /*
   2  *  Copyright (c) 2001-2003, David Janssens
   3  * Copyright (c) 2002-2003, Yannick Verschueren
   4  * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
   5  * Copyright (c) 2005, Herv� Drolon, FreeImage Team
   6  * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  */
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 #include "openjpeg.h"
  35 #include "compat/getopt.h"
  36 #include "convert.h"
  37
  38 #ifndef WIN32
  39 #define stricmp strcasecmp
  40 #define strnicmp strncasecmp
  41 #endif
  42
  43 /* ----------------------------------------------------------------------- */
  44
  45 #define J2K_CFMT 0
  46 #define JP2_CFMT 1
  47 #define JPT_CFMT 2
  48 #define MJ2_CFMT 3
  49 #define PXM_DFMT 0
  50 #define PGX_DFMT 1
  51 #define BMP_DFMT 2
  52 #define YUV_DFMT 3
  53
  54 /* ----------------------------------------------------------------------- */
  55
  56 void encode_help_display() {
  57         fprintf(stdout,"HELP\n----\n\n");
  58         fprintf(stdout,"- the -h option displays this help information on screen\n\n");
  59
  60
  61         fprintf(stdout,"List of parameters for the JPEG 2000 encoder:\n");
  62         fprintf(stdout,"\n");
  63         fprintf(stdout,"REMARKS:\n");
  64         fprintf(stdout,"---------\n");
  65         fprintf(stdout,"\n");
  66         fprintf(stdout,"The markers written to the main_header are : SOC SIZ COD QCD COM.\n");
  67         fprintf(stdout,"COD and QCD never appear in the tile_header.\n");
  68         fprintf(stdout,"\n");
  69         fprintf(stdout,"- This coder can encode a mega image, a test was made on a 24000x24000 pixels \n");
  70         fprintf(stdout,"color image.  You need enough disk space memory (twice the original) to encode \n");
  71         fprintf(stdout,"the image,i.e. for a 1.5 GB image you need a minimum of 3GB of disk memory)\n");
  72         fprintf(stdout,"\n");
  73         fprintf(stdout,"By default:\n");
  74         fprintf(stdout,"------------\n");
  75         fprintf(stdout,"\n");
  76         fprintf(stdout," * Lossless\n");
  77         fprintf(stdout," * 1 tile\n");
  78         fprintf(stdout," * Size of precinct : 2^15 x 2^15 (means 1 precinct)\n");
  79         fprintf(stdout," * Size of code-block : 64 x 64\n");
  80         fprintf(stdout," * Number of resolutions: 6\n");
  81         fprintf(stdout," * No SOP marker in the codestream\n");
  82         fprintf(stdout," * No EPH marker in the codestream\n");
  83         fprintf(stdout," * No sub-sampling in x or y direction\n");
  84         fprintf(stdout," * No mode switch activated\n");
  85         fprintf(stdout," * Progression order: LRCP\n");
  86         fprintf(stdout," * No index file\n");
  87         fprintf(stdout," * No ROI upshifted\n");
  88         fprintf(stdout," * No offset of the origin of the image\n");
  89         fprintf(stdout," * No offset of the origin of the tiles\n");
  90         fprintf(stdout," * Reversible DWT 5-3\n");
  91         fprintf(stdout,"\n");
  92         fprintf(stdout,"Parameters:\n");
  93         fprintf(stdout,"------------\n");
  94         fprintf(stdout,"\n");
  95         fprintf(stdout,"Required Parameters (except with -h):\n");
  96         fprintf(stdout,"\n");
  97         fprintf(stdout,"-i           : source file  (-i source.pnm also *.pgm, *.ppm) \n");
  98         fprintf(stdout,"\n");
  99         fprintf(stdout,"-o           : destination file (-o dest.j2k or .jp2) \n");
 100         fprintf(stdout,"\n");
 101         fprintf(stdout,"Optional Parameters:\n");
 102         fprintf(stdout,"\n");
 103         fprintf(stdout,"-h           : display the help information \n ");
 104         fprintf(stdout,"\n");
 105         fprintf(stdout,"-r           : different compression ratios for successive layers (-r 20,10,5)\n ");
 106         fprintf(stdout,"                 - The rate specified for each quality level is the desired \n");
 107         fprintf(stdout,"                   compression factor.\n");
 108         fprintf(stdout,"                   Example: -r 20,10,1 means quality 1: compress 20x, \n");
 109         fprintf(stdout,"                     quality 2: compress 10x and quality 3: compress lossless\n");
 110         fprintf(stdout,"\n");
 111         fprintf(stdout,"               (options -r and -q cannot be used together)\n ");
 112         fprintf(stdout,"\n");
 113
 114         fprintf(stdout,"-q           : different psnr for successive layers (-q 30,40,50) \n ");
 115
 116         fprintf(stdout,"               (options -r and -q cannot be used together)\n ");
 117
 118         fprintf(stdout,"\n");
 119         fprintf(stdout,"-n           : number of resolutions (-n 3) \n");
 120         fprintf(stdout,"\n");
 121         fprintf(stdout,"-b           : size of code block (-b 32,32) \n");
 122         fprintf(stdout,"\n");
 123         fprintf(stdout,"-c           : size of precinct (-c 128,128) \n");
 124         fprintf(stdout,"\n");
 125         fprintf(stdout,"-t           : size of tile (-t 512,512) \n");
 126         fprintf(stdout,"\n");
 127         fprintf(stdout,"-p           : progression order (-p LRCP) [LRCP, RLCP, RPCL, PCRL, CPRL] \n");
 128         fprintf(stdout,"\n");
 129         fprintf(stdout,"-s           : subsampling factor (-s 2,2) [-s X,Y] \n");
 130         fprintf(stdout,"             Remark: subsampling bigger than 2 can produce error\n");
 131         fprintf(stdout,"\n");
 132         fprintf(stdout,"-SOP         : write SOP marker before each packet \n");
 133         fprintf(stdout,"\n");
 134         fprintf(stdout,"-EPH         : write EPH marker after each header packet \n");
 135         fprintf(stdout,"\n");
 136         fprintf(stdout,"-M           : mode switch (-M 3) [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL)\n");
 137         fprintf(stdout,"                 8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)] \n");
 138         fprintf(stdout,"                 Indicate multiple modes by adding their values. \n");
 139         fprintf(stdout,"                 ex: RESTART(4) + RESET(2) + SEGMARK(32) = -M 38\n");
 140         fprintf(stdout,"\n");
 141         fprintf(stdout,"-x           : create an index file *.Idx (-x index_name.Idx) \n");
 142         fprintf(stdout,"\n");
 143         fprintf(stdout,"-ROI         : c=%%d,U=%%d : quantization indices upshifted \n");
 144         fprintf(stdout,"               for component c=%%d [%%d = 0,1,2]\n");
 145         fprintf(stdout,"               with a value of U=%%d [0 <= %%d <= 37] (i.e. -ROI:c=0,U=25) \n");
 146         fprintf(stdout,"\n");
 147         fprintf(stdout,"-d           : offset of the origin of the image (-d 150,300) \n");
 148         fprintf(stdout,"\n");
 149         fprintf(stdout,"-T           : offset of the origin of the tiles (-T 100,75) \n");
 150         fprintf(stdout,"\n");
 151         fprintf(stdout,"-I           : use the irreversible DWT 9-7 (-I) \n");
 152         fprintf(stdout,"\n");
 153         fprintf(stdout,"IMPORTANT:\n");
 154         fprintf(stdout,"-----------\n");
 155         fprintf(stdout,"\n");
 156         fprintf(stdout,"The index file has the structure below:\n");
 157         fprintf(stdout,"---------------------------------------\n");
 158         fprintf(stdout,"\n");
 159         fprintf(stdout,"Image_height Image_width\n");
 160         fprintf(stdout,"progression order\n");
 161         fprintf(stdout,"Tiles_size_X Tiles_size_Y\n");
 162         fprintf(stdout,"Components_nb\n");
 163         fprintf(stdout,"Layers_nb\n");
 164         fprintf(stdout,"decomposition_levels\n");
 165         fprintf(stdout,"[Precincts_size_X_res_Nr Precincts_size_Y_res_Nr]...\n");
 166         fprintf(stdout,"   [Precincts_size_X_res_0 Precincts_size_Y_res_0]\n");
 167         fprintf(stdout,"Main_header_end_position\n");
 168         fprintf(stdout,"Codestream_size\n");
 169         fprintf(stdout,"Tile_0 start_pos end_Theader end_pos TotalDisto NumPix MaxMSE\n");
 170         fprintf(stdout,"Tile_1   ''           ''        ''        ''       ''    ''\n");
 171         fprintf(stdout,"...\n");
 172         fprintf(stdout,"Tile_Nt   ''           ''        ''        ''       ''    ''\n");
 173         fprintf(stdout,"Tpacket_0 Tile layer res. comp. prec. start_pos end_pos disto\n");
 174         fprintf(stdout,"...\n");
 175         fprintf(stdout,"Tpacket_Np ''   ''    ''   ''    ''       ''       ''     ''\n");
 176
 177         fprintf(stdout,"MaxDisto\n");
 178
 179         fprintf(stdout,"TotalDisto\n\n");
 180 }
 181
 182 OPJ_PROG_ORDER give_progression(char progression[4]) {
 183         if(strncmp(progression, "LRCP", 4) == 0) {
 184                 return LRCP;
 185         }
 186         if(strncmp(progression, "RLCP", 4) == 0) {
 187                 return RLCP;
 188         }
 189         if(strncmp(progression, "RPCL", 4) == 0) {
 190                 return RPCL;
 191         }
 192         if(strncmp(progression, "PCRL", 4) == 0) {
 193                 return PCRL;
 194         }
 195         if(strncmp(progression, "CPRL", 4) == 0) {
 196                 return CPRL;
 197         }
 198
 199         return PROG_UNKNOWN;
 200 }
 201
 202 int get_file_format(char *filename) {
 203         unsigned int i;
 204         static const char *extension[] = {
 205     "pgx", "pnm", "pgm", "ppm", "bmp", "j2k", "jp2"
 206     };
 207         static const int format[] = {
 208     PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, J2K_CFMT, JP2_CFMT
 209     };
 210         char * ext = strrchr(filename, '.') + 1;
 211         for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
 212                 if(strnicmp(ext, extension[i], 3) == 0) {
 213                         return format[i];
 214                 }
 215         }
 216
 217         return -1;
 218 }
 219
 220 /* -------------------------------------------------------------------------*/
 221
 222 int parse_cmdline_encoder(int argc, char **argv, opj_cparameters_t *parameters) {
 223         int i, j;
 224
 225         /* parse the command line */
 226
 227         while (1) {
 228                 int c = getopt(argc, argv, "i:o:r:q:f:t:n:c:b:x:p:s:d:hP:S:E:M:R:T:C:I");
 229                 if (c == -1)
 230                         break;
 231                 switch (c) {
 232                         case 'i':                       /* input file */
 233                         {
 234                                 char *infile = optarg;
 235                                 parameters->decod_format = get_file_format(infile);
 236                                 switch(parameters->decod_format) {
 237                                         case PGX_DFMT:
 238                                         case PXM_DFMT:
 239                                         case BMP_DFMT:
 240                                                 break;
 241                                         default:
 242                                                 fprintf(stderr,
 243                                                         "!! Unrecognized format for infile : %s "
 244               "[accept only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n\n",
 245                                                         infile);
 246                                                 return 1;
 247                                 }
 248                                 strncpy(parameters->infile, infile, MAX_PATH);
 249                         }
 250                         break;
 251
 252                                 /* ----------------------------------------------------- */
 253
 254                         case 'o':                       /* output file */
 255                         {
 256                                 char *outfile = optarg;
 257                                 parameters->cod_format = get_file_format(outfile);
 258                                 switch(parameters->cod_format) {
 259                                         case J2K_CFMT:
 260                                         case JP2_CFMT:
 261                                                 break;
 262                                         default:
 263                                                 fprintf(stderr, "Unknown output format image %s [only *.j2k, *.jp2]!! \n", outfile);
 264                                                 return 1;
 265                                 }
 266                                 strncpy(parameters->outfile, outfile, MAX_PATH);
 267                         }
 268                         break;
 269
 270                                 /* ----------------------------------------------------- */
 271
 272                         case 'r':                       /* rates rates/distorsion */
 273                         {
 274                                 char *s = optarg;
 275                                 while (sscanf(s, "%f", &parameters->tcp_rates[parameters->tcp_numlayers]) == 1) {
 276                                         parameters->tcp_numlayers++;
 277                                         while (*s && *s != ',') {
 278                                                 s++;
 279                                         }
 280                                         if (!*s)
 281                                                 break;
 282                                         s++;
 283                                 }
 284                                 parameters->cp_disto_alloc = 1;
 285                         }
 286                         break;
 287
 288                                 /* ----------------------------------------------------- */
 289
 290                         case 'q':                       /* add fixed_quality */
 291                         {
 292                                 char *s = optarg;
 293                                 while (sscanf(s, "%f", &parameters->tcp_distoratio[parameters->tcp_numlayers]) == 1) {
 294                                         parameters->tcp_numlayers++;
 295                                         while (*s && *s != ',') {
 296                                                 s++;
 297                                         }
 298                                         if (!*s)
 299                                                 break;
 300                                         s++;
 301                                 }
 302                                 parameters->cp_fixed_quality = 1;
 303                         }
 304                         break;
 305
 306                                 /* dda */
 307                                 /* ----------------------------------------------------- */
 308
 309                         case 'f':                       /* mod fixed_quality (before : -q) */
 310                         {
 311                                 int *row = NULL, *col = NULL;
 312                                 int numlayers = 0, numresolution = 0, matrix_width = 0;
 313
 314                                 char *s = optarg;
 315                                 sscanf(s, "%d", &numlayers);
 316                                 s++;
 317                                 if (numlayers > 9)
 318                                         s++;
 319
 320                                 parameters->tcp_numlayers = numlayers;
 321                                 numresolution = parameters->numresolution;
 322                                 matrix_width = numresolution * 3;
 323                                 parameters->cp_matrice = (int *) malloc(numlayers * matrix_width * sizeof(int));
 324                                 s = s + 2;
 325
 326                                 for (i = 0; i < numlayers; i++) {
 327                                         row = &parameters->cp_matrice[i * matrix_width];
 328                                         col = row;
 329                                         parameters->tcp_rates[i] = 1;
 330                                         sscanf(s, "%d,", &col[0]);
 331                                         s += 2;
 332                                         if (col[0] > 9)
 333                                                 s++;
 334                                         col[1] = 0;
 335                                         col[2] = 0;
 336                                         for (j = 1; j < numresolution; j++) {
 337                                                 col += 3;
 338                                                 sscanf(s, "%d,%d,%d", &col[0], &col[1], &col[2]);
 339                                                 s += 6;
 340                                                 if (col[0] > 9)
 341                                                         s++;
 342                                                 if (col[1] > 9)
 343                                                         s++;
 344                                                 if (col[2] > 9)
 345                                                         s++;
 346                                         }
 347                                         if (i < numlayers - 1)
 348                                                 s++;
 349                                 }
 350                                 parameters->cp_fixed_alloc = 1;
 351                         }
 352                         break;
 353
 354                                 /* ----------------------------------------------------- */
 355
 356                         case 't':                       /* tiles */
 357                         {
 358                                 sscanf(optarg, "%d,%d", &parameters->cp_tdx, &parameters->cp_tdy);
 359                                 parameters->tile_size_on = true;
 360                         }
 361                         break;
 362
 363                                 /* ----------------------------------------------------- */
 364
 365                         case 'n':                       /* resolution */
 366                         {
 367                                 sscanf(optarg, "%d", &parameters->numresolution);
 368                         }
 369                         break;
 370
 371                                 /* ----------------------------------------------------- */
 372                         case 'c':                       /* precinct dimension */
 373                         {
 374                                 char sep;
 375                                 int res_spec = 0;
 376
 377                                 char *s = optarg;
 378                                 do {
 379                                         sep = 0;
 380                                         sscanf(s, "[%d,%d]%c", &parameters->prcw_init[res_spec],
 381                                  &parameters->prch_init[res_spec], &sep);
 382                                         parameters->csty |= 0x01;
 383                                         res_spec++;
 384                                         s = strpbrk(s, "]") + 2;
 385                                 }
 386                                 while (sep == ',');
 387                                 parameters->res_spec = res_spec;
 388                         }
 389                         break;
 390
 391                                 /* ----------------------------------------------------- */
 392
 393                         case 'b':                       /* code-block dimension */
 394                         {
 395                                 int cblockw_init = 0, cblockh_init = 0;
 396                                 sscanf(optarg, "%d,%d", &cblockw_init, &cblockh_init);
 397                                 if (cblockw_init * cblockh_init > 4096 || cblockw_init > 1024
 398                                         || cblockw_init < 4 || cblockh_init > 1024 || cblockh_init < 4) {
 399                                         fprintf(stderr,
 400                                                 "!! Size of code_block error (option -b) !!\n\nRestriction :\n"
 401             "    * width*height<=4096\n    * 4<=width,height<= 1024\n\n");
 402                                         return 1;
 403                                 }
 404                                 parameters->cblockw_init = cblockw_init;
 405                                 parameters->cblockh_init = cblockh_init;
 406                         }
 407                         break;
 408
 409                                 /* ----------------------------------------------------- */
 410
 411                         case 'x':                       /* creation of index file */
 412                         {
 413                                 char *index = optarg;
 414                                 strncpy(parameters->index, index, MAX_PATH);
 415                                 parameters->index_on = 1;
 416                         }
 417                         break;
 418
 419                                 /* ----------------------------------------------------- */
 420
 421                         case 'p':                       /* progression order */
 422                         {
 423                                 char progression[4];
 424
 425                                 strncpy(progression, optarg, 4);
 426                                 parameters->prog_order = give_progression(progression);
 427                                 if (parameters->prog_order == -1) {
 428                                         fprintf(stderr, "Unrecognized progression order "
 429             "[LRCP, RLCP, RPCL, PCRL, CPRL] !!\n");
 430                                         return 1;
 431                                 }
 432                         }
 433                         break;
 434
 435                                 /* ----------------------------------------------------- */
 436
 437                         case 's':                       /* subsampling factor */
 438                         {
 439                                 if (sscanf(optarg, "%d,%d", &parameters->subsampling_dx,
 440                                     &parameters->subsampling_dy) != 2) {
 441                                         fprintf(stderr, "'-s' sub-sampling argument error !  [-s dx,dy]\n");
 442                                         return 1;
 443                                 }
 444                         }
 445                         break;
 446
 447                                 /* ----------------------------------------------------- */
 448
 449                         case 'd':                       /* coordonnate of the reference grid */
 450                         {
 451                                 if (sscanf(optarg, "%d,%d", &parameters->image_offset_x0,
 452                                     &parameters->image_offset_y0) != 2) {
 453                                         fprintf(stderr, "-d 'coordonnate of the reference grid' argument "
 454             "error !! [-d x0,y0]\n");
 455                                         return 1;
 456                                 }
 457                         }
 458                         break;
 459
 460                                 /* ----------------------------------------------------- */
 461
 462                         case 'h':                       /* display an help description */
 463                                 encode_help_display();
 464                                 return 1;
 465
 466                                 /* ----------------------------------------------------- */
 467
 468                         case 'P':                       /* POC */
 469                         {
 470                                 int numpocs = 0;                /* number of progression order change (POC) default 0 */
 471                                 opj_poc_t *POC = NULL;  /* POC : used in case of Progression order change */
 472
 473                                 char *s = optarg;
 474                                 POC = parameters->POC;
 475
 476                                 fprintf(stderr, "/----------------------------------\\\n");
 477                                 fprintf(stderr, "|  POC option not fully tested !!  |\n");
 478                                 fprintf(stderr, "\\----------------------------------/\n");
 479
 480                                 while (sscanf(s, "T%d=%d,%d,%d,%d,%d,%s", &POC[numpocs].tile,
 481                                         &POC[numpocs].resno0, &POC[numpocs].compno0,
 482                                         &POC[numpocs].layno1, &POC[numpocs].resno1,
 483                                         &POC[numpocs].compno1, POC[numpocs].progorder) == 7) {
 484                                         POC[numpocs].prg = give_progression(POC[numpocs].progorder);
 485                                         /* POC[numpocs].tile; */
 486                                         numpocs++;
 487                                         while (*s && *s != '/') {
 488                                                 s++;
 489                                         }
 490                                         if (!*s) {
 491                                                 break;
 492                                         }
 493                                         s++;
 494                                 }
 495                                 parameters->numpocs = numpocs;
 496                         }
 497                         break;
 498
 499                                 /* ------------------------------------------------------ */
 500
 501                         case 'S':                       /* SOP marker */
 502                         {
 503                                 parameters->csty |= 0x02;
 504                         }
 505                         break;
 506
 507                                 /* ------------------------------------------------------ */
 508
 509                         case 'E':                       /* EPH marker */
 510                         {
 511                                 parameters->csty |= 0x04;
 512                         }
 513                         break;
 514
 515                                 /* ------------------------------------------------------ */
 516
 517                         case 'M':                       /* Mode switch pas tous au point !! */
 518                         {
 519                                 int value = 0;
 520                                 if (sscanf(optarg, "%d", &value) == 1) {
 521                                         for (i = 0; i <= 5; i++) {
 522                                                 int cache = value & (1 << i);
 523                                                 if (cache)
 524                                                         parameters->mode |= (1 << i);
 525                                         }
 526                                 }
 527                         }
 528                         break;
 529
 530                                 /* ------------------------------------------------------ */
 531
 532                         case 'R':                       /* ROI */
 533                         {
 534                                 if (sscanf(optarg, "OI:c=%d,U=%d", &parameters->roi_compno,
 535                                            &parameters->roi_shift) != 2) {
 536                                         fprintf(stderr, "ROI error !! [-ROI:c='compno',U='shift']\n");
 537                                         return 1;
 538                                 }
 539                         }
 540                         break;
 541
 542                                 /* ------------------------------------------------------ */
 543
 544                         case 'T':                       /* Tile offset */
 545                         {
 546                                 if (sscanf(optarg, "%d,%d", &parameters->cp_tx0, &parameters->cp_ty0) != 2) {
 547                                         fprintf(stderr, "-T 'tile offset' argument error !! [-T X0,Y0]");
 548                                         return 1;
 549                                 }
 550                         }
 551                         break;
 552
 553                                 /* ------------------------------------------------------ */
 554
 555                         case 'C':                       /* add a comment */
 556                         {
 557                                 parameters->cp_comment = (char*)malloc(strlen(optarg) + 1);
 558                                 if(parameters->cp_comment) {
 559                                         strcpy(parameters->cp_comment, optarg);
 560                                 }
 561                         }
 562                         break;
 563
 564                                 /* ------------------------------------------------------ */
 565
 566                         case 'I':                       /* reversible or not */
 567                         {
 568                                 parameters->irreversible = 1;
 569                         }
 570                         break;
 571
 572                                 /* ------------------------------------------------------ */
 573
 574                         default:
 575                                 fprintf(stderr, "ERROR -> this option is not valid \"-%c %s\"\n", c, optarg);
 576                                 return 1;
 577                 }
 578         }
 579
 580         /* check for possible errors */
 581
 582         if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
 583                 fprintf(stderr, "usage: image_to_j2k -i image-file -o j2k/jp2-file (+ options)\n");
 584                 return 1;
 585         }
 586
 587         if ((parameters->cp_disto_alloc || parameters->cp_fixed_alloc || parameters->cp_fixed_quality)
 588                 && (!(parameters->cp_disto_alloc ^ parameters->cp_fixed_alloc ^ parameters->cp_fixed_quality))) {
 589                 fprintf(stderr, "Error: options -r -q and -f cannot be used together !!\n");
 590                 return 1;
 591         }                               /* mod fixed_quality */
 592
 593         /* if no rate entered, lossless by default */
 594         if (parameters->tcp_numlayers == 0) {
 595                 parameters->tcp_rates[0] = 0;   /* MOD antonin : losslessbug */
 596                 parameters->tcp_numlayers++;
 597                 parameters->cp_disto_alloc = 1;
 598         }
 599
 600         if((parameters->cp_tx0 > parameters->image_offset_x0) || (parameters->cp_ty0 > parameters->image_offset_y0)) {
 601                 fprintf(stderr,
 602                         "Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
 603                         parameters->cp_tx0, parameters->image_offset_x0, parameters->cp_ty0, parameters->image_offset_y0);
 604                 return 1;
 605         }
 606
 607         for (i = 0; i < parameters->numpocs; i++) {
 608                 if (parameters->POC[i].prg == -1) {
 609                         fprintf(stderr,
 610                                 "Unrecognized progression order in option -P (POC n %d) [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n",
 611                                 i + 1);
 612                 }
 613         }
 614
 615         return 0;
 616 }
 617
 618 /* -------------------------------------------------------------------------- */
 619
 620 /**
 621 sample error callback expecting a FILE* client object
 622 */
 623 void error_callback(const char *msg, void *client_data) {
 624         FILE *stream = (FILE*)client_data;
 625         fprintf(stream, "[ERROR] %s", msg);
 626 }
 627 /**
 628 sample warning callback expecting a FILE* client object
 629 */
 630 void warning_callback(const char *msg, void *client_data) {
 631         FILE *stream = (FILE*)client_data;
 632         fprintf(stream, "[WARNING] %s", msg);
 633 }
 634 /**
 635 sample debug callback expecting a FILE* client object
 636 */
 637 void info_callback(const char *msg, void *client_data) {
 638         FILE *stream = (FILE*)client_data;
 639         fprintf(stream, "[INFO] %s", msg);
 640 }
 641
 642 /* -------------------------------------------------------------------------- */
 643
 644 int main(int argc, char **argv) {
 645         bool bSuccess;
 646         opj_cparameters_t parameters;   /* compression parameters */
 647         opj_event_mgr_t event_mgr;              /* event manager */
 648         opj_image_t *image = NULL;
 649
 650         /*
 651         configure the event callbacks (not required)
 652         setting of each callback is optionnal
 653         */
 654         memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
 655         event_mgr.error_handler = error_callback;
 656         event_mgr.warning_handler = warning_callback;
 657         event_mgr.info_handler = info_callback;
 658
 659         /* set encoding parameters to default values */
 660         opj_set_default_encoder_parameters(&parameters);
 661
 662         /* parse input and get user encoding parameters */
 663         if(parse_cmdline_encoder(argc, argv, &parameters) == 1) {
 664                 return 0;
 665         }
 666
 667         if(parameters.cp_comment == NULL) {
 668     const char comment[] = "Created by OpenJPEG version ";
 669     const size_t clen = strlen(comment);
 670     const char *version = opj_version();
 671                 parameters.cp_comment = (char*)malloc(clen+strlen(version)+1);
 672     strncpy(parameters.cp_comment, comment, clen); /* clen bytes */
 673     strcpy(parameters.cp_comment+clen, version); /* strlen(version) + \0 */
 674         }
 675
 676         /* decode the source image */
 677         /* ----------------------- */
 678
 679         switch (parameters.decod_format) {
 680                 case PGX_DFMT:
 681                         image = pgxtoimage(parameters.infile, &parameters);
 682                         if (!image) {
 683                                 fprintf(stderr, " unable to load pgx file\n");
 684                                 return 1;
 685                         }
 686                         break;
 687
 688                 case PXM_DFMT:
 689                         image = pnmtoimage(parameters.infile, &parameters);
 690                         if (!image) {
 691                                 fprintf(stderr, " not a pnm file\n");
 692                                 return 1;
 693                         }
 694                         break;
 695
 696                 case BMP_DFMT:
 697                         image = bmptoimage(parameters.infile, &parameters);
 698                         if (!image) {
 699                                 fprintf(stderr, " not a bmp file\n");
 700                                 return 1;
 701                         }
 702                         break;
 703         }
 704
 705         /* encode the destination image */
 706         /* ---------------------------- */
 707
 708         if (parameters.cod_format == J2K_CFMT) {        /* J2K format output */
 709                 int codestream_length;
 710                 opj_cio_t *cio = NULL;
 711                 FILE *f = NULL;
 712
 713                 /* get a J2K compressor handle */
 714                 opj_cinfo_t* cinfo = opj_create_compress(CODEC_J2K);
 715
 716                 /* catch events using our callbacks and give a local context */
 717                 opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
 718
 719                 /* setup the encoder parameters using the current image and user parameters */
 720                 opj_setup_encoder(cinfo, &parameters, image);
 721
 722                 /* open a byte stream for writing */
 723                 /* allocate memory for all tiles */
 724                 cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
 725
 726                 /* encode the image */
 727                 bSuccess = opj_encode(cinfo, cio, image, parameters.index);
 728                 if (!bSuccess) {
 729                         opj_cio_close(cio);
 730                         fprintf(stderr, "failed to encode image\n");
 731                         return 1;
 732                 }
 733                 codestream_length = cio_tell(cio);
 734
 735                 /* write the buffer to disk */
 736                 f = fopen(parameters.outfile, "wb");
 737                 if (!f) {
 738                         fprintf(stderr, "failed to open %s for writing\n", parameters.outfile);
 739                         return 1;
 740                 }
 741                 fwrite(cio->buffer, 1, codestream_length, f);
 742                 fclose(f);
 743
 744                 /* close and free the byte stream */
 745                 opj_cio_close(cio);
 746
 747                 /* free remaining compression structures */
 748                 opj_destroy_compress(cinfo);
 749
 750         } else {                        /* JP2 format output */
 751                 int codestream_length;
 752                 opj_cio_t *cio = NULL;
 753                 FILE *f = NULL;
 754
 755                 /* get a JP2 compressor handle */
 756                 opj_cinfo_t* cinfo = opj_create_compress(CODEC_JP2);
 757
 758                 /* catch events using our callbacks and give a local context */
 759                 opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
 760
 761                 /* setup the encoder parameters using the current image and using user parameters */
 762                 opj_setup_encoder(cinfo, &parameters, image);
 763
 764                 /* open a byte stream for writing */
 765                 /* allocate memory for all tiles */
 766                 cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
 767
 768                 /* encode the image */
 769                 bSuccess = opj_encode(cinfo, cio, image, parameters.index);
 770                 if (!bSuccess) {
 771                         opj_cio_close(cio);
 772                         fprintf(stderr, "failed to encode image\n");
 773                         return 1;
 774                 }
 775                 codestream_length = cio_tell(cio);
 776
 777                 /* write the buffer to disk */
 778                 f = fopen(parameters.outfile, "wb");
 779                 if (!f) {
 780                         fprintf(stderr, "failed to open %s for writing\n", parameters.outfile);
 781                         return 1;
 782                 }
 783                 fwrite(cio->buffer, 1, codestream_length, f);
 784                 fclose(f);
 785
 786                 /* close and free the byte stream */
 787                 opj_cio_close(cio);
 788
 789                 /* free remaining compression structures */
 790                 opj_destroy_compress(cinfo);
 791
 792         }
 793
 794         /* free user parameters structure */
 795   if(parameters.cp_comment) free(parameters.cp_comment);
 796         if(parameters.cp_matrice) free(parameters.cp_matrice);
 797
 798         /* free image data */
 799         opj_image_destroy(image);
 800
 801         return 0;
 802 }
 803