src/bin/jp2/opj_decompress.c

   1 /*
   2  * The copyright in this software is being made available under the 2-clauses
   3  * BSD License, included below. This software may be subject to other third
   4  * party and contributor rights, including patent rights, and no such rights
   5  * are granted under this license.
   6  *
   7  * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
   8  * Copyright (c) 2002-2014, Professor Benoit Macq
   9  * Copyright (c) 2001-2003, David Janssens
  10  * Copyright (c) 2002-2003, Yannick Verschueren
  11  * Copyright (c) 2003-2007, Francois-Olivier Devaux
  12  * Copyright (c) 2003-2014, Antonin Descampe
  13  * Copyright (c) 2005, Herve Drolon, FreeImage Team
  14  * Copyright (c) 2006-2007, Parvatha Elangovan
  15  * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
  16  * Copyright (c) 2012, CS Systemes d'Information, France
  17  * All rights reserved.
  18  *
  19  * Redistribution and use in source and binary forms, with or without
  20  * modification, are permitted provided that the following conditions
  21  * are met:
  22  * 1. Redistributions of source code must retain the above copyright
  23  *    notice, this list of conditions and the following disclaimer.
  24  * 2. Redistributions in binary form must reproduce the above copyright
  25  *    notice, this list of conditions and the following disclaimer in the
  26  *    documentation and/or other materials provided with the distribution.
  27  *
  28  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  29  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  32  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  33  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  34  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  35  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  36  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  37  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  38  * POSSIBILITY OF SUCH DAMAGE.
  39  */
  40 #include "opj_apps_config.h"
  41
  42 #include <stdio.h>
  43 #include <string.h>
  44 #include <stdlib.h>
  45 #include <math.h>
  46
  47 #ifdef _WIN32
  48 #include "windirent.h"
  49 #else
  50 #include <dirent.h>
  51 #endif /* _WIN32 */
  52
  53 #ifdef _WIN32
  54 #include <windows.h>
  55 #define strcasecmp _stricmp
  56 #define strncasecmp _strnicmp
  57 #else
  58 #include <strings.h>
  59 #endif /* _WIN32 */
  60
  61 #include "openjpeg.h"
  62 #include "opj_getopt.h"
  63 #include "convert.h"
  64 #include "index.h"
  65
  66 #ifdef OPJ_HAVE_LIBLCMS2
  67 #include <lcms2.h>
  68 #endif
  69 #ifdef OPJ_HAVE_LIBLCMS1
  70 #include <lcms.h>
  71 #endif
  72 #include "color.h"
  73
  74 #include "format_defs.h"
  75
  76 typedef struct dircnt{
  77         /** Buffer for holding images read from Directory*/
  78         char *filename_buf;
  79         /** Pointer to the buffer*/
  80         char **filename;
  81 }dircnt_t;
  82
  83
  84 typedef struct img_folder{
  85         /** The directory path of the folder containing input images*/
  86         char *imgdirpath;
  87         /** Output format*/
  88         const char *out_format;
  89         /** Enable option*/
  90         char set_imgdir;
  91         /** Enable Cod Format for output*/
  92         char set_out_format;
  93
  94 }img_fol_t;
  95
  96 typedef enum opj_prec_mode
  97 {
  98         OPJ_PREC_MODE_CLIP,
  99         OPJ_PREC_MODE_SCALE
 100 } opj_precision_mode;
 101
 102 typedef struct opj_prec
 103 {
 104         OPJ_UINT32         prec;
 105         opj_precision_mode mode;
 106 }opj_precision;
 107
 108 typedef struct opj_decompress_params
 109 {
 110         /** core library parameters */
 111         opj_dparameters_t core;
 112
 113         /** input file name */
 114         char infile[OPJ_PATH_LEN];
 115         /** output file name */
 116         char outfile[OPJ_PATH_LEN];
 117         /** input file format 0: J2K, 1: JP2, 2: JPT */
 118         int decod_format;
 119         /** output file format 0: PGX, 1: PxM, 2: BMP */
 120         int cod_format;
 121
 122         /** Decoding area left boundary */
 123         OPJ_UINT32 DA_x0;
 124         /** Decoding area right boundary */
 125         OPJ_UINT32 DA_x1;
 126         /** Decoding area up boundary */
 127         OPJ_UINT32 DA_y0;
 128         /** Decoding area bottom boundary */
 129         OPJ_UINT32 DA_y1;
 130         /** Verbose mode */
 131         OPJ_BOOL m_verbose;
 132
 133         /** tile number ot the decoded tile*/
 134         OPJ_UINT32 tile_index;
 135         /** Nb of tile to decode */
 136         OPJ_UINT32 nb_tile_to_decode;
 137
 138         opj_precision* precision;
 139         OPJ_UINT32     nb_precision;
 140
 141         /* force output colorspace to RGB */
 142         int force_rgb;
 143         /* upsample components according to their dx/dy values */
 144         int upsample;
 145 }opj_decompress_parameters;
 146
 147 /* -------------------------------------------------------------------------- */
 148 /* Declarations                                                               */
 149 int get_num_images(char *imgdirpath);
 150 int load_images(dircnt_t *dirptr, char *imgdirpath);
 151 int get_file_format(const char *filename);
 152 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_decompress_parameters *parameters);
 153 static int infile_format(const char *fname);
 154
 155 int parse_cmdline_decoder(int argc, char **argv, opj_decompress_parameters *parameters,img_fol_t *img_fol, char *indexfilename);
 156 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1);
 157
 158 static opj_image_t* convert_gray_to_rgb(opj_image_t* original);
 159
 160 /* -------------------------------------------------------------------------- */
 161 static void decode_help_display(void) {
 162         fprintf(stdout,"\nThis is the opj_decompress utility from the OpenJPEG project.\n"
 163                        "It decompresses JPEG 2000 codestreams to various image formats.\n"
 164                        "It has been compiled against openjp2 library v%s.\n\n",opj_version());
 165
 166         fprintf(stdout,"Parameters:\n"
 167                        "-----------\n"
 168                        "\n"
 169                        "  -ImgDir <directory> \n"
 170                        "        Image file Directory path \n"
 171                        "  -OutFor <PBM|PGM|PPM|PNM|PAM|PGX|PNG|BMP|TIF|RAW|RAWL|TGA>\n"
 172                        "    REQUIRED only if -ImgDir is used\n"
 173                        "        Output format for decompressed images.\n"
 174                        "  -i <compressed file>\n"
 175                        "    REQUIRED only if an Input image directory is not specified\n"
 176                        "    Currently accepts J2K-files, JP2-files and JPT-files. The file type\n"
 177                        "    is identified based on its suffix.\n"
 178                        "  -o <decompressed file>\n"
 179                        "    REQUIRED\n"
 180                        "    Currently accepts formats specified above (see OutFor option)\n"
 181                        "    Binary data is written to the file (not ascii). If a PGX\n"
 182                        "    filename is given, there will be as many output files as there are\n"
 183                        "    components: an indice starting from 0 will then be appended to the\n"
 184                        "    output filename, just before the \"pgx\" extension. If a PGM filename\n"
 185                        "    is given and there are more than one component, only the first component\n"
 186                        "    will be written to the file.\n"
 187                        "  -r <reduce factor>\n"
 188                        "    Set the number of highest resolution levels to be discarded. The\n"
 189                        "    image resolution is effectively divided by 2 to the power of the\n"
 190                        "    number of discarded levels. The reduce factor is limited by the\n"
 191                        "    smallest total number of decomposition levels among tiles.\n"
 192                        "  -l <number of quality layers to decode>\n"
 193                        "    Set the maximum number of quality layers to decode. If there are\n"
 194                        "    less quality layers than the specified number, all the quality layers\n"
 195                        "    are decoded.\n"
 196                        "  -x  \n"
 197                        "    Create an index file *.Idx (-x index_name.Idx) \n"
 198                        "  -d <x0,y0,x1,y1>\n"
 199                        "    OPTIONAL\n"
 200                        "    Decoding area\n"
 201                        "    By default all the image is decoded.\n"
 202                        "  -t <tile_number>\n"
 203                        "    OPTIONAL\n"
 204                        "    Set the tile number of the decoded tile. Follow the JPEG2000 convention from left-up to bottom-up\n"
 205                        "    By default all tiles are decoded.\n"
 206                        "  -p <comp 0 precision>[C|S][,<comp 1 precision>[C|S][,...]]\n"
 207                        "    OPTIONAL\n"
 208                        "    Force the precision (bit depth) of components.\n"
 209                        "    There shall be at least 1 value. Theres no limit on the number of values (comma separated, last values ignored if too much values).\n"
 210                        "    If there are less values than components, the last value is used for remaining components.\n"
 211                        "    If 'C' is specified (default), values are clipped.\n"
 212                        "    If 'S' is specified, values are scaled.\n"
 213                        "    A 0 value can be specified (meaning original bit depth).\n"
 214                        "  -force-rgb\n"
 215                        "    Force output image colorspace to RGB\n"
 216                        "  -upsample\n"
 217                        "    Downsampled components will be upsampled to image size\n"
 218                        "\n");
 219 /* UniPG>> */
 220 #ifdef USE_JPWL
 221         fprintf(stdout,"  -W <options>\n"
 222                        "    Activates the JPWL correction capability, if the codestream complies.\n"
 223                        "    Options can be a comma separated list of <param=val> tokens:\n"
 224                        "    c, c=numcomps\n"
 225                        "       numcomps is the number of expected components in the codestream\n"
 226                        "       (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
 227 #endif /* USE_JPWL */
 228 /* <<UniPG */
 229         fprintf(stdout,"\n");
 230 }
 231
 232 /* -------------------------------------------------------------------------- */
 233
 234 static OPJ_BOOL parse_precision(const char* option, opj_decompress_parameters* parameters)
 235 {
 236         const char* l_remaining = option;
 237         OPJ_BOOL l_result = OPJ_TRUE;
 238
 239         /* reset */
 240         if (parameters->precision) {
 241                 free(parameters->precision);
 242                 parameters->precision = NULL;
 243         }
 244         parameters->nb_precision = 0U;
 245
 246         for(;;)
 247         {
 248                 OPJ_UINT32 prec;
 249                 char mode;
 250                 char comma;
 251                 int count;
 252
 253                 count = sscanf(l_remaining, "%d%c%c", &prec, &mode, &comma);
 254                 if (count == 1) {
 255                         mode = 'C';
 256                         count++;
 257                 }
 258                 if ((count == 2) || (mode==',')) {
 259                         if (mode==',') {
 260                                 mode = 'C';
 261                         }
 262                         comma=',';
 263                         count = 3;
 264                 }
 265                 if (count == 3) {
 266                         if (prec > 32U) {
 267                                 fprintf(stderr,"Invalid precision %d in precision option %s\n", prec, option);
 268                                 l_result = OPJ_FALSE;
 269                                 break;
 270                         }
 271                         if ((mode != 'C') && (mode != 'S')) {
 272                                 fprintf(stderr,"Invalid precision mode %c in precision option %s\n", mode, option);
 273                                 l_result = OPJ_FALSE;
 274                                 break;
 275                         }
 276                         if (comma != ',') {
 277                                 fprintf(stderr,"Invalid character %c in precision option %s\n", comma, option);
 278                                 l_result = OPJ_FALSE;
 279                                 break;
 280                         }
 281
 282                         if (parameters->precision == NULL) {
 283                                 /* first one */
 284                                 parameters->precision = malloc(sizeof(opj_precision));
 285                                 if (parameters->precision == NULL) {
 286                                         fprintf(stderr,"Could not allocate memory for precision option\n");
 287                                         l_result = OPJ_FALSE;
 288                                         break;
 289                                 }
 290                         } else {
 291                                 OPJ_UINT32 l_new_size = parameters->nb_precision + 1U;
 292                                 opj_precision* l_new;
 293
 294                                 if (l_new_size == 0U) {
 295                                         fprintf(stderr,"Could not allocate memory for precision option\n");
 296                                         l_result = OPJ_FALSE;
 297                                         break;
 298                                 }
 299
 300                                 l_new = realloc(parameters->precision, l_new_size * sizeof(opj_precision));
 301                                 if (l_new == NULL) {
 302                                         fprintf(stderr,"Could not allocate memory for precision option\n");
 303                                         l_result = OPJ_FALSE;
 304                                         break;
 305                                 }
 306                                 parameters->precision = l_new;
 307                         }
 308
 309                         parameters->precision[parameters->nb_precision].prec = prec;
 310                         switch (mode) {
 311                                 case 'C':
 312                                         parameters->precision[parameters->nb_precision].mode = OPJ_PREC_MODE_CLIP;
 313                                         break;
 314                                 case 'S':
 315                                         parameters->precision[parameters->nb_precision].mode = OPJ_PREC_MODE_SCALE;
 316                                         break;
 317                                 default:
 318                                         break;
 319                         }
 320                         parameters->nb_precision++;
 321
 322                         l_remaining = strchr(l_remaining, ',');
 323                         if (l_remaining == NULL) {
 324                                 break;
 325                         }
 326                         l_remaining += 1;
 327                 } else {
 328                         fprintf(stderr,"Could not parse precision option %s\n", option);
 329                         l_result = OPJ_FALSE;
 330                         break;
 331                 }
 332         }
 333
 334         return l_result;
 335 }
 336
 337 /* -------------------------------------------------------------------------- */
 338
 339 int get_num_images(char *imgdirpath){
 340         DIR *dir;
 341         struct dirent* content;
 342         int num_images = 0;
 343
 344         /*Reading the input images from given input directory*/
 345
 346         dir= opendir(imgdirpath);
 347         if(!dir){
 348                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 349                 return 0;
 350         }
 351
 352         while((content=readdir(dir))!=NULL){
 353                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 354                         continue;
 355                 num_images++;
 356         }
 357         return num_images;
 358 }
 359
 360 /* -------------------------------------------------------------------------- */
 361 int load_images(dircnt_t *dirptr, char *imgdirpath){
 362         DIR *dir;
 363         struct dirent* content;
 364         int i = 0;
 365
 366         /*Reading the input images from given input directory*/
 367
 368         dir= opendir(imgdirpath);
 369         if(!dir){
 370                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 371                 return 1;
 372         }else   {
 373                 fprintf(stderr,"Folder opened successfully\n");
 374         }
 375
 376         while((content=readdir(dir))!=NULL){
 377                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 378                         continue;
 379
 380                 strcpy(dirptr->filename[i],content->d_name);
 381                 i++;
 382         }
 383         return 0;
 384 }
 385
 386 /* -------------------------------------------------------------------------- */
 387 int get_file_format(const char *filename) {
 388         unsigned int i;
 389         static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "rawl", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
 390         static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, RAWL_DFMT, TGA_DFMT, PNG_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT, J2K_CFMT, J2K_CFMT };
 391         char * ext = strrchr(filename, '.');
 392         if (ext == NULL)
 393                 return -1;
 394         ext++;
 395         if(*ext) {
 396                 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
 397                         if(strcasecmp(ext, extension[i]) == 0) {
 398                                 return format[i];
 399                         }
 400                 }
 401         }
 402
 403         return -1;
 404 }
 405
 406 /* -------------------------------------------------------------------------- */
 407 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_decompress_parameters *parameters){
 408         char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
 409         char *temp_p, temp1[OPJ_PATH_LEN]="";
 410
 411         strcpy(image_filename,dirptr->filename[imageno]);
 412         fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
 413         parameters->decod_format = infile_format(image_filename);
 414         if (parameters->decod_format == -1)
 415                 return 1;
 416         sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
 417         strncpy(parameters->infile, infilename, sizeof(infilename));
 418
 419         /*Set output file*/
 420         strcpy(temp_ofname,strtok(image_filename,"."));
 421         while((temp_p = strtok(NULL,".")) != NULL){
 422                 strcat(temp_ofname,temp1);
 423                 sprintf(temp1,".%s",temp_p);
 424         }
 425         if(img_fol->set_out_format==1){
 426                 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
 427                 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
 428         }
 429         return 0;
 430 }
 431
 432 /* -------------------------------------------------------------------------- */
 433 #define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"
 434 #define JP2_MAGIC "\x0d\x0a\x87\x0a"
 435 /* position 45: "\xff\x52" */
 436 #define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51"
 437
 438 static int infile_format(const char *fname)
 439 {
 440         FILE *reader;
 441         const char *s, *magic_s;
 442         int ext_format, magic_format;
 443         unsigned char buf[12];
 444         OPJ_SIZE_T l_nb_read;
 445
 446         reader = fopen(fname, "rb");
 447
 448         if (reader == NULL)
 449                 return -2;
 450
 451         memset(buf, 0, 12);
 452         l_nb_read = fread(buf, 1, 12, reader);
 453         fclose(reader);
 454         if (l_nb_read != 12)
 455                 return -1;
 456
 457
 458
 459         ext_format = get_file_format(fname);
 460
 461         if (ext_format == JPT_CFMT)
 462                 return JPT_CFMT;
 463
 464         if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) {
 465                 magic_format = JP2_CFMT;
 466                 magic_s = ".jp2";
 467         }
 468         else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) {
 469                 magic_format = J2K_CFMT;
 470                 magic_s = ".j2k or .jpc or .j2c";
 471         }
 472         else
 473                 return -1;
 474
 475         if (magic_format == ext_format)
 476                 return ext_format;
 477
 478         s = fname + strlen(fname) - 4;
 479
 480         fputs("\n===========================================\n", stderr);
 481         fprintf(stderr, "The extension of this file is incorrect.\n"
 482                                         "FOUND %s. SHOULD BE %s\n", s, magic_s);
 483         fputs("===========================================\n", stderr);
 484
 485         return magic_format;
 486 }
 487
 488 /* -------------------------------------------------------------------------- */
 489 /**
 490  * Parse the command line
 491  */
 492 /* -------------------------------------------------------------------------- */
 493 int parse_cmdline_decoder(int argc, char **argv, opj_decompress_parameters *parameters,img_fol_t *img_fol, char *indexfilename) {
 494         /* parse the command line */
 495         int totlen, c;
 496         opj_option_t long_option[]={
 497                 {"ImgDir",    REQ_ARG, NULL ,'y'},
 498                 {"OutFor",    REQ_ARG, NULL ,'O'},
 499                 {"force-rgb", NO_ARG,  &(parameters->force_rgb), 1},
 500                 {"upsample",  NO_ARG,  &(parameters->upsample),  1}
 501         };
 502
 503         const char optlist[] = "i:o:r:l:x:d:t:p:"
 504
 505 /* UniPG>> */
 506 #ifdef USE_JPWL
 507                                         "W:"
 508 #endif /* USE_JPWL */
 509 /* <<UniPG */
 510             "h"         ;
 511         totlen=sizeof(long_option);
 512         opj_reset_options_reading();
 513         img_fol->set_out_format = 0;
 514         do {
 515                 c = opj_getopt_long(argc, argv,optlist,long_option,totlen);
 516                 if (c == -1)
 517                         break;
 518                 switch (c) {
 519                         case 0: /* long opt with flag */
 520                                 break;
 521                         case 'i':                       /* input file */
 522                         {
 523                                 char *infile = opj_optarg;
 524                                 parameters->decod_format = infile_format(infile);
 525                                 switch(parameters->decod_format) {
 526                                         case J2K_CFMT:
 527                                                 break;
 528                                         case JP2_CFMT:
 529                                                 break;
 530                                         case JPT_CFMT:
 531                                                 break;
 532                                         case -2:
 533                                                 fprintf(stderr,
 534                                                         "!! infile cannot be read: %s !!\n\n",
 535                                                         infile);
 536                                                 return 1;
 537                                         default:
 538                                                 fprintf(stderr,
 539                             "[ERROR] Unknown input file format: %s \n"
 540                             "        Known file formats are *.j2k, *.jp2, *.jpc or *.jpt\n",
 541                                                         infile);
 542                                                 return 1;
 543                                 }
 544                                 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
 545                         }
 546                         break;
 547
 548                                 /* ----------------------------------------------------- */
 549
 550                         case 'o':                       /* output file */
 551                         {
 552                                 char *outfile = opj_optarg;
 553                                 parameters->cod_format = get_file_format(outfile);
 554                                 switch(parameters->cod_format) {
 555                                         case PGX_DFMT:
 556                                                 break;
 557                                         case PXM_DFMT:
 558                                                 break;
 559                                         case BMP_DFMT:
 560                                                 break;
 561                                         case TIF_DFMT:
 562                                                 break;
 563                                         case RAW_DFMT:
 564                                                 break;
 565                                         case RAWL_DFMT:
 566                                                 break;
 567                                         case TGA_DFMT:
 568                                                 break;
 569                                         case PNG_DFMT:
 570                                                 break;
 571                                         default:
 572                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
 573                                                 return 1;
 574                                 }
 575                                 strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
 576                         }
 577                         break;
 578
 579                                 /* ----------------------------------------------------- */
 580
 581                         case 'O':                       /* output format */
 582                         {
 583                                 char outformat[50];
 584                                 char *of = opj_optarg;
 585                                 sprintf(outformat,".%s",of);
 586                                 img_fol->set_out_format = 1;
 587                                 parameters->cod_format = get_file_format(outformat);
 588                                 switch(parameters->cod_format) {
 589                                         case PGX_DFMT:
 590                                                 img_fol->out_format = "pgx";
 591                                                 break;
 592                                         case PXM_DFMT:
 593                                                 img_fol->out_format = "ppm";
 594                                                 break;
 595                                         case BMP_DFMT:
 596                                                 img_fol->out_format = "bmp";
 597                                                 break;
 598                                         case TIF_DFMT:
 599                                                 img_fol->out_format = "tif";
 600                                                 break;
 601                                         case RAW_DFMT:
 602                                                 img_fol->out_format = "raw";
 603                                                 break;
 604                                         case RAWL_DFMT:
 605                                                 img_fol->out_format = "rawl";
 606                                                 break;
 607                                         case TGA_DFMT:
 608                                                 img_fol->out_format = "raw";
 609                                                 break;
 610                                         case PNG_DFMT:
 611                                                 img_fol->out_format = "png";
 612                                                 break;
 613                                         default:
 614                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
 615                                                 return 1;
 616                                                 break;
 617                                 }
 618                         }
 619                         break;
 620
 621                                 /* ----------------------------------------------------- */
 622
 623
 624                         case 'r':               /* reduce option */
 625                         {
 626                                 sscanf(opj_optarg, "%ud", &(parameters->core.cp_reduce));
 627                         }
 628                         break;
 629
 630                                 /* ----------------------------------------------------- */
 631
 632
 633                         case 'l':               /* layering option */
 634                         {
 635                                 sscanf(opj_optarg, "%ud", &(parameters->core.cp_layer));
 636                         }
 637                         break;
 638
 639                                 /* ----------------------------------------------------- */
 640
 641                         case 'h':                       /* display an help description */
 642                                 decode_help_display();
 643                                 return 1;
 644
 645             /* ----------------------------------------------------- */
 646
 647                         case 'y':                       /* Image Directory path */
 648                 {
 649                                         img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1);
 650                                         strcpy(img_fol->imgdirpath,opj_optarg);
 651                                         img_fol->set_imgdir=1;
 652                                 }
 653                                 break;
 654
 655                                 /* ----------------------------------------------------- */
 656
 657                         case 'd':               /* Input decode ROI */
 658                         {
 659                                 int size_optarg = (int)strlen(opj_optarg) + 1;
 660                                 char *ROI_values = (char*) malloc((size_t)size_optarg);
 661                                 ROI_values[0] = '\0';
 662                                 strncpy(ROI_values, opj_optarg, strlen(opj_optarg));
 663                                 ROI_values[strlen(opj_optarg)] = '\0';
 664                                 /*printf("ROI_values = %s [%d / %d]\n", ROI_values, strlen(ROI_values), size_optarg ); */
 665                                 parse_DA_values( ROI_values, &parameters->DA_x0, &parameters->DA_y0, &parameters->DA_x1, &parameters->DA_y1);
 666
 667                                 free(ROI_values);
 668                         }
 669                         break;
 670
 671                         /* ----------------------------------------------------- */
 672
 673                         case 't':               /* Input tile index */
 674                         {
 675                                 sscanf(opj_optarg, "%ud", &parameters->tile_index);
 676                                 parameters->nb_tile_to_decode = 1;
 677                         }
 678                         break;
 679
 680                                 /* ----------------------------------------------------- */
 681
 682                         case 'x':                       /* Creation of index file */
 683                                 {
 684                                         char *index = opj_optarg;
 685                                         strncpy(indexfilename, index, OPJ_PATH_LEN);
 686                                 }
 687                                 break;
 688
 689                                 /* ----------------------------------------------------- */
 690                         case 'p': /* Force precision */
 691                                 {
 692                                         if (!parse_precision(opj_optarg, parameters))
 693                                         {
 694                                                 return 1;
 695                                         }
 696                                 }
 697                                 break;
 698                                 /* ----------------------------------------------------- */
 699
 700                                 /* UniPG>> */
 701 #ifdef USE_JPWL
 702
 703                         case 'W':                       /* activate JPWL correction */
 704                         {
 705                                 char *token = NULL;
 706
 707                                 token = strtok(opj_optarg, ",");
 708                                 while(token != NULL) {
 709
 710                                         /* search expected number of components */
 711                                         if (*token == 'c') {
 712
 713                                                 static int compno;
 714
 715                                                 compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
 716
 717                                                 if(sscanf(token, "c=%d", &compno) == 1) {
 718                                                         /* Specified */
 719                                                         if ((compno < 1) || (compno > 256)) {
 720                                                                 fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
 721                                                                 return 1;
 722                                                         }
 723                                                         parameters->jpwl_exp_comps = compno;
 724
 725                                                 } else if (!strcmp(token, "c")) {
 726                                                         /* default */
 727                                                         parameters->jpwl_exp_comps = compno; /* auto for default size */
 728
 729                                                 } else {
 730                                                         fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
 731                                                         return 1;
 732                                                 };
 733                                         }
 734
 735                                         /* search maximum number of tiles */
 736                                         if (*token == 't') {
 737
 738                                                 static int tileno;
 739
 740                                                 tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
 741
 742                                                 if(sscanf(token, "t=%d", &tileno) == 1) {
 743                                                         /* Specified */
 744                                                         if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
 745                                                                 fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
 746                                                                 return 1;
 747                                                         }
 748                                                         parameters->jpwl_max_tiles = tileno;
 749
 750                                                 } else if (!strcmp(token, "t")) {
 751                                                         /* default */
 752                                                         parameters->jpwl_max_tiles = tileno; /* auto for default size */
 753
 754                                                 } else {
 755                                                         fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
 756                                                         return 1;
 757                                                 };
 758                                         }
 759
 760                                         /* next token or bust */
 761                                         token = strtok(NULL, ",");
 762                                 };
 763                                 parameters->jpwl_correct = OPJ_TRUE;
 764                                 fprintf(stdout, "JPWL correction capability activated\n");
 765                                 fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
 766                         }
 767                         break;
 768 #endif /* USE_JPWL */
 769 /* <<UniPG */
 770
 771                                 /* ----------------------------------------------------- */
 772
 773         default:
 774             fprintf(stderr, "[WARNING] An invalid option has been ignored.\n");
 775             break;
 776                 }
 777         }while(c != -1);
 778
 779         /* check for possible errors */
 780         if(img_fol->set_imgdir==1){
 781                 if(!(parameters->infile[0]==0)){
 782             fprintf(stderr, "[ERROR] options -ImgDir and -i cannot be used together.\n");
 783                         return 1;
 784                 }
 785                 if(img_fol->set_out_format == 0){
 786             fprintf(stderr, "[ERROR] When -ImgDir is used, -OutFor <FORMAT> must be used.\n");
 787             fprintf(stderr, "Only one format allowed.\n"
 788                             "Valid format are PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA.\n");
 789                         return 1;
 790                 }
 791                 if(!((parameters->outfile[0] == 0))){
 792             fprintf(stderr, "[ERROR] options -ImgDir and -o cannot be used together.\n");
 793                         return 1;
 794                 }
 795         }else{
 796                 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
 797             fprintf(stderr, "[ERROR] Required parameters are missing\n"
 798                             "Example: %s -i image.j2k -o image.pgm\n",argv[0]);
 799             fprintf(stderr, "   Help: %s -h\n",argv[0]);
 800                         return 1;
 801                 }
 802         }
 803
 804         return 0;
 805 }
 806
 807 /* -------------------------------------------------------------------------- */
 808 /**
 809  * Parse decoding area input values
 810  * separator = ","
 811  */
 812 /* -------------------------------------------------------------------------- */
 813 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
 814 {
 815         int it = 0;
 816         int values[4];
 817         char delims[] = ",";
 818         char *result = NULL;
 819         result = strtok( inArg, delims );
 820
 821         while( (result != NULL) && (it < 4 ) ) {
 822                 values[it] = atoi(result);
 823                 result = strtok( NULL, delims );
 824                 it++;
 825         }
 826
 827         if (it != 4) {
 828                 return EXIT_FAILURE;
 829         }
 830         else{
 831                 *DA_x0 = (OPJ_UINT32)values[0]; *DA_y0 = (OPJ_UINT32)values[1];
 832                 *DA_x1 = (OPJ_UINT32)values[2]; *DA_y1 = (OPJ_UINT32)values[3];
 833                 return EXIT_SUCCESS;
 834         }
 835 }
 836
 837 /* -------------------------------------------------------------------------- */
 838
 839 /**
 840 sample error callback expecting a FILE* client object
 841 */
 842 static void error_callback(const char *msg, void *client_data) {
 843         (void)client_data;
 844         fprintf(stdout, "[ERROR] %s", msg);
 845 }
 846 /**
 847 sample warning callback expecting a FILE* client object
 848 */
 849 static void warning_callback(const char *msg, void *client_data) {
 850         (void)client_data;
 851         fprintf(stdout, "[WARNING] %s", msg);
 852 }
 853 /**
 854 sample debug callback expecting no client object
 855 */
 856 static void info_callback(const char *msg, void *client_data) {
 857         (void)client_data;
 858         fprintf(stdout, "[INFO] %s", msg);
 859 }
 860
 861 static void set_default_parameters(opj_decompress_parameters* parameters)
 862 {
 863         if (parameters) {
 864                 memset(parameters, 0, sizeof(opj_decompress_parameters));
 865
 866                 /* default decoding parameters (command line specific) */
 867                 parameters->decod_format = -1;
 868                 parameters->cod_format = -1;
 869
 870                 /* default decoding parameters (core) */
 871                 opj_set_default_decoder_parameters(&(parameters->core));
 872         }
 873 }
 874
 875 static void destroy_parameters(opj_decompress_parameters* parameters)
 876 {
 877         if (parameters) {
 878                 if (parameters->precision) {
 879                         free(parameters->precision);
 880                         parameters->precision = NULL;
 881                 }
 882         }
 883 }
 884
 885 /* -------------------------------------------------------------------------- */
 886
 887 static opj_image_t* convert_gray_to_rgb(opj_image_t* original)
 888 {
 889         OPJ_UINT32 compno;
 890         opj_image_t* l_new_image = NULL;
 891         opj_image_cmptparm_t* l_new_components = NULL;
 892
 893         l_new_components = (opj_image_cmptparm_t*)malloc((original->numcomps + 2U) * sizeof(opj_image_cmptparm_t));
 894         if (l_new_components == NULL) {
 895                 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for RGB image!\n");
 896                 opj_image_destroy(original);
 897                 return NULL;
 898         }
 899
 900         l_new_components[0].bpp  = l_new_components[1].bpp  = l_new_components[2].bpp  = original->comps[0].bpp;
 901         l_new_components[0].dx   = l_new_components[1].dx   = l_new_components[2].dx   = original->comps[0].dx;
 902         l_new_components[0].dy   = l_new_components[1].dy   = l_new_components[2].dy   = original->comps[0].dy;
 903         l_new_components[0].h    = l_new_components[1].h    = l_new_components[2].h    = original->comps[0].h;
 904         l_new_components[0].w    = l_new_components[1].w    = l_new_components[2].w    = original->comps[0].w;
 905         l_new_components[0].prec = l_new_components[1].prec = l_new_components[2].prec = original->comps[0].prec;
 906         l_new_components[0].sgnd = l_new_components[1].sgnd = l_new_components[2].sgnd = original->comps[0].sgnd;
 907         l_new_components[0].x0   = l_new_components[1].x0   = l_new_components[2].x0   = original->comps[0].x0;
 908         l_new_components[0].y0   = l_new_components[1].y0   = l_new_components[2].y0   = original->comps[0].y0;
 909
 910         for(compno = 1U; compno < original->numcomps; ++compno) {
 911                 l_new_components[compno+2U].bpp  = original->comps[compno].bpp;
 912                 l_new_components[compno+2U].dx   = original->comps[compno].dx;
 913                 l_new_components[compno+2U].dy   = original->comps[compno].dy;
 914                 l_new_components[compno+2U].h    = original->comps[compno].h;
 915                 l_new_components[compno+2U].w    = original->comps[compno].w;
 916                 l_new_components[compno+2U].prec = original->comps[compno].prec;
 917                 l_new_components[compno+2U].sgnd = original->comps[compno].sgnd;
 918                 l_new_components[compno+2U].x0   = original->comps[compno].x0;
 919                 l_new_components[compno+2U].y0   = original->comps[compno].y0;
 920         }
 921
 922         l_new_image = opj_image_create(original->numcomps + 2U, l_new_components, OPJ_CLRSPC_SRGB);
 923         free(l_new_components);
 924         if (l_new_image == NULL) {
 925                 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for RGB image!\n");
 926                 opj_image_destroy(original);
 927                 return NULL;
 928         }
 929
 930         l_new_image->x0 = original->x0;
 931         l_new_image->x1 = original->x1;
 932         l_new_image->y0 = original->y0;
 933         l_new_image->y1 = original->y1;
 934
 935         l_new_image->comps[0].factor        = l_new_image->comps[1].factor        = l_new_image->comps[2].factor        = original->comps[0].factor;
 936         l_new_image->comps[0].alpha         = l_new_image->comps[1].alpha         = l_new_image->comps[2].alpha         = original->comps[0].alpha;
 937         l_new_image->comps[0].resno_decoded = l_new_image->comps[1].resno_decoded = l_new_image->comps[2].resno_decoded = original->comps[0].resno_decoded;
 938
 939         memcpy(l_new_image->comps[0].data, original->comps[0].data, original->comps[0].w * original->comps[0].h * sizeof(OPJ_INT32));
 940         memcpy(l_new_image->comps[1].data, original->comps[0].data, original->comps[0].w * original->comps[0].h * sizeof(OPJ_INT32));
 941         memcpy(l_new_image->comps[2].data, original->comps[0].data, original->comps[0].w * original->comps[0].h * sizeof(OPJ_INT32));
 942
 943         for(compno = 1U; compno < original->numcomps; ++compno) {
 944                 l_new_image->comps[compno+2U].factor        = original->comps[compno].factor;
 945                 l_new_image->comps[compno+2U].alpha         = original->comps[compno].alpha;
 946                 l_new_image->comps[compno+2U].resno_decoded = original->comps[compno].resno_decoded;
 947                 memcpy(l_new_image->comps[compno+2U].data, original->comps[compno].data, original->comps[compno].w * original->comps[compno].h * sizeof(OPJ_INT32));
 948         }
 949         opj_image_destroy(original);
 950         return l_new_image;
 951 }
 952
 953 /* -------------------------------------------------------------------------- */
 954
 955 static opj_image_t* upsample_image_components(opj_image_t* original)
 956 {
 957         opj_image_t* l_new_image = NULL;
 958         opj_image_cmptparm_t* l_new_components = NULL;
 959         OPJ_BOOL l_upsample_need = OPJ_FALSE;
 960         OPJ_UINT32 compno;
 961
 962         for (compno = 0U; compno < original->numcomps; ++compno) {
 963                 if (original->comps[compno].factor > 0U) {
 964                         fprintf(stderr, "ERROR -> opj_decompress: -upsample not supported with reduction\n");
 965                         opj_image_destroy(original);
 966                         return NULL;
 967                 }
 968                 if ((original->comps[compno].dx > 1U) || (original->comps[compno].dy > 1U)) {
 969                         l_upsample_need = OPJ_TRUE;
 970                         break;
 971                 }
 972         }
 973         if (!l_upsample_need) {
 974                 return original;
 975         }
 976         /* Upsample is needed */
 977         l_new_components = (opj_image_cmptparm_t*)malloc(original->numcomps * sizeof(opj_image_cmptparm_t));
 978         if (l_new_components == NULL) {
 979                 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for upsampled components!\n");
 980                 opj_image_destroy(original);
 981                 return NULL;
 982         }
 983
 984         for (compno = 0U; compno < original->numcomps; ++compno) {
 985                 opj_image_cmptparm_t* l_new_cmp = &(l_new_components[compno]);
 986                 opj_image_comp_t*     l_org_cmp = &(original->comps[compno]);
 987
 988                 l_new_cmp->bpp  = l_org_cmp->bpp;
 989                 l_new_cmp->prec = l_org_cmp->prec;
 990                 l_new_cmp->sgnd = l_org_cmp->sgnd;
 991                 l_new_cmp->x0   = original->x0;
 992                 l_new_cmp->y0   = original->y0;
 993                 l_new_cmp->dx   = 1;
 994                 l_new_cmp->dy   = 1;
 995                 l_new_cmp->w    = l_org_cmp->w; /* should be original->x1 - original->x0 for dx==1 */
 996                 l_new_cmp->h    = l_org_cmp->h; /* should be original->y1 - original->y0 for dy==0 */
 997
 998                 if (l_org_cmp->dx > 1U) {
 999                         l_new_cmp->w = original->x1 - original->x0;
1000                 }
1001
1002                 if (l_org_cmp->dy > 1U) {
1003                         l_new_cmp->h = original->y1 - original->y0;
1004                 }
1005         }
1006
1007         l_new_image = opj_image_create(original->numcomps, l_new_components, original->color_space);
1008         free(l_new_components);
1009         if (l_new_image == NULL) {
1010                 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for upsampled components!\n");
1011                 opj_image_destroy(original);
1012                 return NULL;
1013         }
1014
1015         l_new_image->x0 = original->x0;
1016         l_new_image->x1 = original->x1;
1017         l_new_image->y0 = original->y0;
1018         l_new_image->y1 = original->y1;
1019
1020         for (compno = 0U; compno < original->numcomps; ++compno) {
1021                 opj_image_comp_t* l_new_cmp = &(l_new_image->comps[compno]);
1022                 opj_image_comp_t* l_org_cmp = &(original->comps[compno]);
1023
1024                 l_new_cmp->factor        = l_org_cmp->factor;
1025                 l_new_cmp->alpha         = l_org_cmp->alpha;
1026                 l_new_cmp->resno_decoded = l_org_cmp->resno_decoded;
1027
1028                 if ((l_org_cmp->dx > 1U) || (l_org_cmp->dy > 1U)) {
1029                         const OPJ_INT32* l_src = l_org_cmp->data;
1030                         OPJ_INT32*       l_dst = l_new_cmp->data;
1031                         OPJ_UINT32 y;
1032                         OPJ_UINT32 xoff, yoff;
1033
1034                         /* need to take into account dx & dy */
1035                         xoff = l_org_cmp->dx * l_org_cmp->x0 -  original->x0;
1036                         yoff = l_org_cmp->dy * l_org_cmp->y0 -  original->y0;
1037                         if ((xoff >= l_org_cmp->dx) || (yoff >= l_org_cmp->dy)) {
1038                                 fprintf(stderr, "ERROR -> opj_decompress: Invalid image/component parameters found when upsampling\n");
1039                                 opj_image_destroy(original);
1040                                 opj_image_destroy(l_new_image);
1041                                 return NULL;
1042                         }
1043
1044                         for (y = 0U; y < yoff; ++y) {
1045                                 memset(l_dst, 0U, l_new_cmp->w * sizeof(OPJ_INT32));
1046                                 l_dst += l_new_cmp->w;
1047                         }
1048
1049                         if(l_new_cmp->h > (l_org_cmp->dy - 1U)) { /* check substraction overflow for really small images */
1050                                 for (; y < l_new_cmp->h - (l_org_cmp->dy - 1U); y += l_org_cmp->dy) {
1051                                         OPJ_UINT32 x, dy;
1052                                         OPJ_UINT32 xorg;
1053
1054                                         xorg = 0U;
1055                                         for (x = 0U; x < xoff; ++x) {
1056                                                 l_dst[x] = 0;
1057                                         }
1058                                         if (l_new_cmp->w > (l_org_cmp->dx - 1U)) { /* check substraction overflow for really small images */
1059                                                 for (; x < l_new_cmp->w - (l_org_cmp->dx - 1U); x += l_org_cmp->dx, ++xorg) {
1060                                                         OPJ_UINT32 dx;
1061                                                         for (dx = 0U; dx < l_org_cmp->dx; ++dx) {
1062                                                                 l_dst[x + dx] = l_src[xorg];
1063                                                         }
1064                                                 }
1065                                         }
1066                                         for (; x < l_new_cmp->w; ++x) {
1067                                                 l_dst[x] = l_src[xorg];
1068                                         }
1069                                         l_dst += l_new_cmp->w;
1070
1071                                         for (dy = 1U; dy < l_org_cmp->dy; ++dy) {
1072                                                 memcpy(l_dst, l_dst - l_new_cmp->w, l_new_cmp->w * sizeof(OPJ_INT32));
1073                                                 l_dst += l_new_cmp->w;
1074                                         }
1075                                         l_src += l_org_cmp->w;
1076                                 }
1077                         }
1078                         if (y < l_new_cmp->h) {
1079                                 OPJ_UINT32 x;
1080                                 OPJ_UINT32 xorg;
1081
1082                                 xorg = 0U;
1083                                 for (x = 0U; x < xoff; ++x) {
1084                                         l_dst[x] = 0;
1085                                 }
1086                                 if (l_new_cmp->w > (l_org_cmp->dx - 1U)) { /* check substraction overflow for really small images */
1087                                         for (; x < l_new_cmp->w - (l_org_cmp->dx - 1U); x += l_org_cmp->dx, ++xorg) {
1088                                                 OPJ_UINT32 dx;
1089                                                 for (dx = 0U; dx < l_org_cmp->dx; ++dx) {
1090                                                         l_dst[x + dx] = l_src[xorg];
1091                                                 }
1092                                         }
1093                                 }
1094                                 for (; x < l_new_cmp->w; ++x) {
1095                                         l_dst[x] = l_src[xorg];
1096                                 }
1097                                 l_dst += l_new_cmp->w;
1098                                 ++y;
1099                                 for (; y < l_new_cmp->h; ++y) {
1100                                         memcpy(l_dst, l_dst - l_new_cmp->w, l_new_cmp->w * sizeof(OPJ_INT32));
1101                                         l_dst += l_new_cmp->w;
1102                                 }
1103                         }
1104                 }
1105                 else {
1106                         memcpy(l_new_cmp->data, l_org_cmp->data, l_org_cmp->w * l_org_cmp->h * sizeof(OPJ_INT32));
1107                 }
1108         }
1109         opj_image_destroy(original);
1110         return l_new_image;
1111 }
1112
1113 /* -------------------------------------------------------------------------- */
1114 /**
1115  * OPJ_DECOMPRESS MAIN
1116  */
1117 /* -------------------------------------------------------------------------- */
1118 int main(int argc, char **argv)
1119 {
1120         opj_decompress_parameters parameters;                   /* decompression parameters */
1121         opj_image_t* image = NULL;
1122         opj_stream_t *l_stream = NULL;                          /* Stream */
1123         opj_codec_t* l_codec = NULL;                            /* Handle to a decompressor */
1124         opj_codestream_index_t* cstr_index = NULL;
1125
1126         char indexfilename[OPJ_PATH_LEN];       /* index file name */
1127
1128         OPJ_INT32 num_images, imageno;
1129         img_fol_t img_fol;
1130         dircnt_t *dirptr = NULL;
1131   int failed = 0;
1132
1133         /* set decoding parameters to default values */
1134         set_default_parameters(&parameters);
1135
1136         /* FIXME Initialize indexfilename and img_fol */
1137         *indexfilename = 0;
1138
1139         /* Initialize img_fol */
1140         memset(&img_fol,0,sizeof(img_fol_t));
1141
1142         /* parse input and get user encoding parameters */
1143         if(parse_cmdline_decoder(argc, argv, &parameters,&img_fol, indexfilename) == 1) {
1144                 destroy_parameters(&parameters);
1145                 return EXIT_FAILURE;
1146         }
1147
1148         /* Initialize reading of directory */
1149         if(img_fol.set_imgdir==1){
1150                 int it_image;
1151                 num_images=get_num_images(img_fol.imgdirpath);
1152
1153                 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
1154                 if(dirptr){
1155                         dirptr->filename_buf = (char*)malloc((size_t)num_images*OPJ_PATH_LEN*sizeof(char));     /* Stores at max 10 image file names*/
1156                         dirptr->filename = (char**) malloc((size_t)num_images*sizeof(char*));
1157
1158                         if(!dirptr->filename_buf){
1159                                 destroy_parameters(&parameters);
1160                                 return EXIT_FAILURE;
1161                         }
1162                         for(it_image=0;it_image<num_images;it_image++){
1163                                 dirptr->filename[it_image] = dirptr->filename_buf + it_image*OPJ_PATH_LEN;
1164                         }
1165                 }
1166                 if(load_images(dirptr,img_fol.imgdirpath)==1){
1167                         destroy_parameters(&parameters);
1168                         return EXIT_FAILURE;
1169                 }
1170                 if (num_images==0){
1171                         fprintf(stdout,"Folder is empty\n");
1172                         destroy_parameters(&parameters);
1173                         return EXIT_FAILURE;
1174                 }
1175         }else{
1176                 num_images=1;
1177         }
1178
1179         /*Decoding image one by one*/
1180         for(imageno = 0; imageno < num_images ; imageno++)      {
1181
1182                 fprintf(stderr,"\n");
1183
1184                 if(img_fol.set_imgdir==1){
1185                         if (get_next_file(imageno, dirptr,&img_fol, &parameters)) {
1186                                 fprintf(stderr,"skipping file...\n");
1187                                 destroy_parameters(&parameters);
1188                                 continue;
1189                         }
1190                 }
1191
1192                 /* read the input file and put it in memory */
1193                 /* ---------------------------------------- */
1194
1195                 l_stream = opj_stream_create_default_file_stream(parameters.infile,1);
1196                 if (!l_stream){
1197                         fprintf(stderr, "ERROR -> failed to create the stream from the file %s\n", parameters.infile);
1198                         destroy_parameters(&parameters);
1199                         return EXIT_FAILURE;
1200                 }
1201
1202                 /* decode the JPEG2000 stream */
1203                 /* ---------------------- */
1204
1205                 switch(parameters.decod_format) {
1206                         case J2K_CFMT:  /* JPEG-2000 codestream */
1207                         {
1208                                 /* Get a decoder handle */
1209                                 l_codec = opj_create_decompress(OPJ_CODEC_J2K);
1210                                 break;
1211                         }
1212                         case JP2_CFMT:  /* JPEG 2000 compressed image data */
1213                         {
1214                                 /* Get a decoder handle */
1215                                 l_codec = opj_create_decompress(OPJ_CODEC_JP2);
1216                                 break;
1217                         }
1218                         case JPT_CFMT:  /* JPEG 2000, JPIP */
1219                         {
1220                                 /* Get a decoder handle */
1221                                 l_codec = opj_create_decompress(OPJ_CODEC_JPT);
1222                                 break;
1223                         }
1224                         default:
1225                                 fprintf(stderr, "skipping file..\n");
1226                                 destroy_parameters(&parameters);
1227                                 opj_stream_destroy(l_stream);
1228                                 continue;
1229                 }
1230
1231                 /* catch events using our callbacks and give a local context */
1232                 opj_set_info_handler(l_codec, info_callback,00);
1233                 opj_set_warning_handler(l_codec, warning_callback,00);
1234                 opj_set_error_handler(l_codec, error_callback,00);
1235
1236                 /* Setup the decoder decoding parameters using user parameters */
1237                 if ( !opj_setup_decoder(l_codec, &(parameters.core)) ){
1238                         fprintf(stderr, "ERROR -> opj_compress: failed to setup the decoder\n");
1239                         destroy_parameters(&parameters);
1240                         opj_stream_destroy(l_stream);
1241                         opj_destroy_codec(l_codec);
1242                         return EXIT_FAILURE;
1243                 }
1244
1245
1246                 /* Read the main header of the codestream and if necessary the JP2 boxes*/
1247                 if(! opj_read_header(l_stream, l_codec, &image)){
1248                         fprintf(stderr, "ERROR -> opj_decompress: failed to read the header\n");
1249                         destroy_parameters(&parameters);
1250                         opj_stream_destroy(l_stream);
1251                         opj_destroy_codec(l_codec);
1252                         opj_image_destroy(image);
1253                         return EXIT_FAILURE;
1254                 }
1255
1256                 if (!parameters.nb_tile_to_decode) {
1257                         /* Optional if you want decode the entire image */
1258                         if (!opj_set_decode_area(l_codec, image, (OPJ_INT32)parameters.DA_x0,
1259                                         (OPJ_INT32)parameters.DA_y0, (OPJ_INT32)parameters.DA_x1, (OPJ_INT32)parameters.DA_y1)){
1260                                 fprintf(stderr, "ERROR -> opj_decompress: failed to set the decoded area\n");
1261                                 destroy_parameters(&parameters);
1262                                 opj_stream_destroy(l_stream);
1263                                 opj_destroy_codec(l_codec);
1264                                 opj_image_destroy(image);
1265                                 return EXIT_FAILURE;
1266                         }
1267
1268                         /* Get the decoded image */
1269                         if (!(opj_decode(l_codec, l_stream, image) && opj_end_decompress(l_codec,       l_stream))) {
1270                                 fprintf(stderr,"ERROR -> opj_decompress: failed to decode image!\n");
1271                                 destroy_parameters(&parameters);
1272                                 opj_destroy_codec(l_codec);
1273                                 opj_stream_destroy(l_stream);
1274                                 opj_image_destroy(image);
1275                                 return EXIT_FAILURE;
1276                         }
1277                 }
1278                 else {
1279
1280                         /* It is just here to illustrate how to use the resolution after set parameters */
1281                         /*if (!opj_set_decoded_resolution_factor(l_codec, 5)) {
1282                                 fprintf(stderr, "ERROR -> opj_decompress: failed to set the resolution factor tile!\n");
1283                                 opj_destroy_codec(l_codec);
1284                                 opj_stream_destroy(l_stream);
1285                                 opj_image_destroy(image);
1286                                 return EXIT_FAILURE;
1287                         }*/
1288
1289                         if (!opj_get_decoded_tile(l_codec, l_stream, image, parameters.tile_index)) {
1290                                 fprintf(stderr, "ERROR -> opj_decompress: failed to decode tile!\n");
1291                                 destroy_parameters(&parameters);
1292                                 opj_destroy_codec(l_codec);
1293                                 opj_stream_destroy(l_stream);
1294                                 opj_image_destroy(image);
1295                                 return EXIT_FAILURE;
1296                         }
1297                         fprintf(stdout, "tile %d is decoded!\n\n", parameters.tile_index);
1298                 }
1299
1300                 /* Close the byte stream */
1301                 opj_stream_destroy(l_stream);
1302
1303                 if(image->color_space == OPJ_CLRSPC_SYCC){
1304                         color_sycc_to_rgb(image); /* FIXME */
1305                 }
1306
1307                 if( image->color_space != OPJ_CLRSPC_SYCC
1308                         && image->numcomps == 3 && image->comps[0].dx == image->comps[0].dy
1309                         && image->comps[1].dx != 1 )
1310                         image->color_space = OPJ_CLRSPC_SYCC;
1311                 else if (image->numcomps <= 2)
1312                         image->color_space = OPJ_CLRSPC_GRAY;
1313
1314                 if(image->icc_profile_buf) {
1315 #if defined(OPJ_HAVE_LIBLCMS1) || defined(OPJ_HAVE_LIBLCMS2)
1316                         color_apply_icc_profile(image); /* FIXME */
1317 #endif
1318                         free(image->icc_profile_buf);
1319                         image->icc_profile_buf = NULL; image->icc_profile_len = 0;
1320                 }
1321
1322                 /* Force output precision */
1323                 /* ---------------------- */
1324                 if (parameters.precision != NULL)
1325                 {
1326                         OPJ_UINT32 compno;
1327                         for (compno = 0; compno < image->numcomps; ++compno)
1328                         {
1329                                 OPJ_UINT32 precno = compno;
1330                                 OPJ_UINT32 prec;
1331
1332                                 if (precno >= parameters.nb_precision) {
1333                                         precno = parameters.nb_precision - 1U;
1334                                 }
1335
1336                                 prec = parameters.precision[precno].prec;
1337                                 if (prec == 0) {
1338                                         prec = image->comps[compno].prec;
1339                                 }
1340
1341                                 switch (parameters.precision[precno].mode) {
1342                                         case OPJ_PREC_MODE_CLIP:
1343                                                 clip_component(&(image->comps[compno]), prec);
1344                                                 break;
1345                                         case OPJ_PREC_MODE_SCALE:
1346                                                 scale_component(&(image->comps[compno]), prec);
1347                                                 break;
1348                                         default:
1349                                                 break;
1350                                 }
1351
1352                         }
1353                 }
1354
1355                 /* Upsample components */
1356                 /* ------------------- */
1357                 if (parameters.upsample)
1358                 {
1359                         image = upsample_image_components(image);
1360                         if (image == NULL) {
1361                                 fprintf(stderr, "ERROR -> opj_decompress: failed to upsample image components!\n");
1362                                 destroy_parameters(&parameters);
1363                                 opj_destroy_codec(l_codec);
1364                                 return EXIT_FAILURE;
1365                         }
1366                 }
1367
1368                 /* Force RGB output */
1369                 /* ---------------- */
1370                 if (parameters.force_rgb)
1371                 {
1372                         switch (image->color_space) {
1373                                 case OPJ_CLRSPC_SRGB:
1374                                         break;
1375                                 case OPJ_CLRSPC_GRAY:
1376                                         image = convert_gray_to_rgb(image);
1377                                         break;
1378                                 default:
1379                                         fprintf(stderr, "ERROR -> opj_decompress: don't know how to convert image to RGB colorspace!\n");
1380                                         opj_image_destroy(image);
1381                                         image = NULL;
1382                                         break;
1383                         }
1384                         if (image == NULL) {
1385                                 fprintf(stderr, "ERROR -> opj_decompress: failed to convert to RGB image!\n");
1386                                 destroy_parameters(&parameters);
1387                                 opj_destroy_codec(l_codec);
1388                                 return EXIT_FAILURE;
1389                         }
1390                 }
1391
1392                 /* create output image */
1393                 /* ------------------- */
1394                 switch (parameters.cod_format) {
1395                 case PXM_DFMT:                  /* PNM PGM PPM */
1396                         if (imagetopnm(image, parameters.outfile)) {
1397                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1398         failed = 1;
1399                         }
1400                         else {
1401                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1402                         }
1403                         break;
1404
1405                 case PGX_DFMT:                  /* PGX */
1406                         if(imagetopgx(image, parameters.outfile)){
1407                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1408         failed = 1;
1409                         }
1410                         else {
1411                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1412                         }
1413                         break;
1414
1415                 case BMP_DFMT:                  /* BMP */
1416                         if(imagetobmp(image, parameters.outfile)){
1417                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1418         failed = 1;
1419                         }
1420                         else {
1421                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1422                         }
1423                         break;
1424 #ifdef OPJ_HAVE_LIBTIFF
1425                 case TIF_DFMT:                  /* TIFF */
1426                         if(imagetotif(image, parameters.outfile)){
1427                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1428         failed = 1;
1429                         }
1430                         else {
1431                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1432                         }
1433                         break;
1434 #endif /* OPJ_HAVE_LIBTIFF */
1435                 case RAW_DFMT:                  /* RAW */
1436                         if(imagetoraw(image, parameters.outfile)){
1437                 fprintf(stderr,"[ERROR] Error generating raw file. Outfile %s not generated\n",parameters.outfile);
1438         failed = 1;
1439                         }
1440                         else {
1441                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1442                         }
1443                         break;
1444
1445                 case RAWL_DFMT:                 /* RAWL */
1446                         if(imagetorawl(image, parameters.outfile)){
1447                 fprintf(stderr,"[ERROR] Error generating rawl file. Outfile %s not generated\n",parameters.outfile);
1448         failed = 1;
1449                         }
1450                         else {
1451                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1452                         }
1453                         break;
1454
1455                 case TGA_DFMT:                  /* TGA */
1456                         if(imagetotga(image, parameters.outfile)){
1457                 fprintf(stderr,"[ERROR] Error generating tga file. Outfile %s not generated\n",parameters.outfile);
1458         failed = 1;
1459                         }
1460                         else {
1461                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1462                         }
1463                         break;
1464 #ifdef OPJ_HAVE_LIBPNG
1465                 case PNG_DFMT:                  /* PNG */
1466                         if(imagetopng(image, parameters.outfile)){
1467                 fprintf(stderr,"[ERROR] Error generating png file. Outfile %s not generated\n",parameters.outfile);
1468         failed = 1;
1469                         }
1470                         else {
1471                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1472                         }
1473                         break;
1474 #endif /* OPJ_HAVE_LIBPNG */
1475 /* Can happen if output file is TIFF or PNG
1476  * and OPJ_HAVE_LIBTIF or OPJ_HAVE_LIBPNG is undefined
1477 */
1478                         default:
1479                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1480         failed = 1;
1481                 }
1482
1483                 /* free remaining structures */
1484                 if (l_codec) {
1485                         opj_destroy_codec(l_codec);
1486                 }
1487
1488
1489                 /* free image data structure */
1490                 opj_image_destroy(image);
1491
1492                 /* destroy the codestream index */
1493                 opj_destroy_cstr_index(&cstr_index);
1494
1495                 if(failed) remove(parameters.outfile);
1496         }
1497         destroy_parameters(&parameters);
1498         return failed ? EXIT_FAILURE : EXIT_SUCCESS;
1499 }
1500 /*end main*/