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 /* -------------------------------------------------------------------------- */
  97 /* Declarations                                                               */
  98 int get_num_images(char *imgdirpath);
  99 int load_images(dircnt_t *dirptr, char *imgdirpath);
 100 int get_file_format(const char *filename);
 101 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters);
 102 static int infile_format(const char *fname);
 103
 104 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename);
 105 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1);
 106
 107 /* -------------------------------------------------------------------------- */
 108 static void decode_help_display(void) {
 109     fprintf(stdout,"\nThis is the opj_decompress utility from the OpenJPEG project.\n"
 110             "It decompresses JPEG 2000 codestreams to various image formats.\n"
 111             "It has been compiled against openjp2 library v%s.\n\n",opj_version());
 112
 113     fprintf(stdout,"Parameters:\n");
 114     fprintf(stdout,"-----------\n");
 115         fprintf(stdout,"\n");
 116     fprintf(stdout,"  -ImgDir <directory> \n");
 117         fprintf(stdout,"        Image file Directory path \n");
 118     fprintf(stdout,"  -OutFor <PBM|PGM|PPM|PNM|PAM|PGX|PNG|BMP|TIF|RAW|RAWL|TGA>\n");
 119         fprintf(stdout,"    REQUIRED only if -ImgDir is used\n");
 120     fprintf(stdout,"    Output format for decompressed images.\n");
 121         fprintf(stdout,"  -i <compressed file>\n");
 122     fprintf(stdout,"    REQUIRED only if an Input image directory is not specified\n");
 123         fprintf(stdout,"    Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
 124         fprintf(stdout,"    is identified based on its suffix.\n");
 125         fprintf(stdout,"  -o <decompressed file>\n");
 126         fprintf(stdout,"    REQUIRED\n");
 127     fprintf(stdout,"    Currently accepts formats specified above (see OutFor option)\n");
 128         fprintf(stdout,"    Binary data is written to the file (not ascii). If a PGX\n");
 129         fprintf(stdout,"    filename is given, there will be as many output files as there are\n");
 130         fprintf(stdout,"    components: an indice starting from 0 will then be appended to the\n");
 131         fprintf(stdout,"    output filename, just before the \"pgx\" extension. If a PGM filename\n");
 132         fprintf(stdout,"    is given and there are more than one component, only the first component\n");
 133         fprintf(stdout,"    will be written to the file.\n");
 134         fprintf(stdout,"  -r <reduce factor>\n");
 135         fprintf(stdout,"    Set the number of highest resolution levels to be discarded. The\n");
 136         fprintf(stdout,"    image resolution is effectively divided by 2 to the power of the\n");
 137         fprintf(stdout,"    number of discarded levels. The reduce factor is limited by the\n");
 138         fprintf(stdout,"    smallest total number of decomposition levels among tiles.\n");
 139         fprintf(stdout,"  -l <number of quality layers to decode>\n");
 140         fprintf(stdout,"    Set the maximum number of quality layers to decode. If there are\n");
 141         fprintf(stdout,"    less quality layers than the specified number, all the quality layers\n");
 142         fprintf(stdout,"    are decoded.\n");
 143         fprintf(stdout,"  -x  \n");
 144         fprintf(stdout,"    Create an index file *.Idx (-x index_name.Idx) \n");
 145         fprintf(stdout,"  -d <x0,y0,x1,y1>\n");
 146         fprintf(stdout,"    OPTIONAL\n");
 147         fprintf(stdout,"    Decoding area\n");
 148         fprintf(stdout,"    By default all the image is decoded.\n");
 149         fprintf(stdout,"  -t <tile_number>\n");
 150         fprintf(stdout,"    OPTIONAL\n");
 151         fprintf(stdout,"    Set the tile number of the decoded tile. Follow the JPEG2000 convention from left-up to bottom-up\n");
 152         fprintf(stdout,"    By default all tiles are decoded.\n");
 153         fprintf(stdout,"\n");
 154 /* UniPG>> */
 155 #ifdef USE_JPWL
 156         fprintf(stdout,"  -W <options>\n");
 157         fprintf(stdout,"    Activates the JPWL correction capability, if the codestream complies.\n");
 158         fprintf(stdout,"    Options can be a comma separated list of <param=val> tokens:\n");
 159         fprintf(stdout,"    c, c=numcomps\n");
 160         fprintf(stdout,"       numcomps is the number of expected components in the codestream\n");
 161         fprintf(stdout,"       (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
 162 #endif /* USE_JPWL */
 163 /* <<UniPG */
 164         fprintf(stdout,"\n");
 165 }
 166
 167 /* -------------------------------------------------------------------------- */
 168
 169 int get_num_images(char *imgdirpath){
 170         DIR *dir;
 171         struct dirent* content;
 172         int num_images = 0;
 173
 174         /*Reading the input images from given input directory*/
 175
 176         dir= opendir(imgdirpath);
 177         if(!dir){
 178                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 179                 return 0;
 180         }
 181
 182         while((content=readdir(dir))!=NULL){
 183                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 184                         continue;
 185                 num_images++;
 186         }
 187         return num_images;
 188 }
 189
 190 /* -------------------------------------------------------------------------- */
 191 int load_images(dircnt_t *dirptr, char *imgdirpath){
 192         DIR *dir;
 193         struct dirent* content;
 194         int i = 0;
 195
 196         /*Reading the input images from given input directory*/
 197
 198         dir= opendir(imgdirpath);
 199         if(!dir){
 200                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 201                 return 1;
 202         }else   {
 203                 fprintf(stderr,"Folder opened successfully\n");
 204         }
 205
 206         while((content=readdir(dir))!=NULL){
 207                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 208                         continue;
 209
 210                 strcpy(dirptr->filename[i],content->d_name);
 211                 i++;
 212         }
 213         return 0;
 214 }
 215
 216 /* -------------------------------------------------------------------------- */
 217 int get_file_format(const char *filename) {
 218         unsigned int i;
 219         static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "rawl", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
 220         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 };
 221         char * ext = strrchr(filename, '.');
 222         if (ext == NULL)
 223                 return -1;
 224         ext++;
 225         if(*ext) {
 226                 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
 227                         if(strcasecmp(ext, extension[i]) == 0) {
 228                                 return format[i];
 229                         }
 230                 }
 231         }
 232
 233         return -1;
 234 }
 235
 236 /* -------------------------------------------------------------------------- */
 237 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
 238         char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
 239         char *temp_p, temp1[OPJ_PATH_LEN]="";
 240
 241         strcpy(image_filename,dirptr->filename[imageno]);
 242         fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
 243         parameters->decod_format = infile_format(image_filename);
 244         if (parameters->decod_format == -1)
 245                 return 1;
 246         sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
 247         strncpy(parameters->infile, infilename, sizeof(infilename));
 248
 249         /*Set output file*/
 250         strcpy(temp_ofname,strtok(image_filename,"."));
 251         while((temp_p = strtok(NULL,".")) != NULL){
 252                 strcat(temp_ofname,temp1);
 253                 sprintf(temp1,".%s",temp_p);
 254         }
 255         if(img_fol->set_out_format==1){
 256                 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
 257                 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
 258         }
 259         return 0;
 260 }
 261
 262 /* -------------------------------------------------------------------------- */
 263 #define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"
 264 #define JP2_MAGIC "\x0d\x0a\x87\x0a"
 265 /* position 45: "\xff\x52" */
 266 #define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51"
 267
 268 static int infile_format(const char *fname)
 269 {
 270         FILE *reader;
 271         const char *s, *magic_s;
 272         int ext_format, magic_format;
 273         unsigned char buf[12];
 274         OPJ_SIZE_T l_nb_read;
 275
 276         reader = fopen(fname, "rb");
 277
 278         if (reader == NULL)
 279                 return -2;
 280
 281         memset(buf, 0, 12);
 282         l_nb_read = fread(buf, 1, 12, reader);
 283         fclose(reader);
 284         if (l_nb_read != 12)
 285                 return -1;
 286
 287
 288
 289         ext_format = get_file_format(fname);
 290
 291         if (ext_format == JPT_CFMT)
 292                 return JPT_CFMT;
 293
 294         if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) {
 295                 magic_format = JP2_CFMT;
 296                 magic_s = ".jp2";
 297         }
 298         else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) {
 299                 magic_format = J2K_CFMT;
 300                 magic_s = ".j2k or .jpc or .j2c";
 301         }
 302         else
 303                 return -1;
 304
 305         if (magic_format == ext_format)
 306                 return ext_format;
 307
 308         s = fname + strlen(fname) - 4;
 309
 310         fputs("\n===========================================\n", stderr);
 311         fprintf(stderr, "The extension of this file is incorrect.\n"
 312                                         "FOUND %s. SHOULD BE %s\n", s, magic_s);
 313         fputs("===========================================\n", stderr);
 314
 315         return magic_format;
 316 }
 317
 318 /* -------------------------------------------------------------------------- */
 319 /**
 320  * Parse the command line
 321  */
 322 /* -------------------------------------------------------------------------- */
 323 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename) {
 324         /* parse the command line */
 325         int totlen, c;
 326         opj_option_t long_option[]={
 327                 {"ImgDir",REQ_ARG, NULL ,'y'},
 328         {"OutFor",REQ_ARG, NULL ,'O'}
 329         };
 330
 331         const char optlist[] = "i:o:r:l:x:d:t:"
 332
 333 /* UniPG>> */
 334 #ifdef USE_JPWL
 335                                         "W:"
 336 #endif /* USE_JPWL */
 337 /* <<UniPG */
 338             "h"         ;
 339         totlen=sizeof(long_option);
 340         img_fol->set_out_format = 0;
 341         do {
 342                 c = opj_getopt_long(argc, argv,optlist,long_option,totlen);
 343                 if (c == -1)
 344                         break;
 345                 switch (c) {
 346                         case 'i':                       /* input file */
 347                         {
 348                                 char *infile = opj_optarg;
 349                                 parameters->decod_format = infile_format(infile);
 350                                 switch(parameters->decod_format) {
 351                                         case J2K_CFMT:
 352                                                 break;
 353                                         case JP2_CFMT:
 354                                                 break;
 355                                         case JPT_CFMT:
 356                                                 break;
 357                                         case -2:
 358                                                 fprintf(stderr,
 359                                                         "!! infile cannot be read: %s !!\n\n",
 360                                                         infile);
 361                                                 return 1;
 362                                         default:
 363                                                 fprintf(stderr,
 364                             "[ERROR] Unknown input file format: %s \n"
 365                             "        Known file formats are *.j2k, *.jp2, *.jpc or *.jpt\n",
 366                                                         infile);
 367                                                 return 1;
 368                                 }
 369                                 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
 370                         }
 371                         break;
 372
 373                                 /* ----------------------------------------------------- */
 374
 375                         case 'o':                       /* output file */
 376                         {
 377                                 char *outfile = opj_optarg;
 378                                 parameters->cod_format = get_file_format(outfile);
 379                                 switch(parameters->cod_format) {
 380                                         case PGX_DFMT:
 381                                                 break;
 382                                         case PXM_DFMT:
 383                                                 break;
 384                                         case BMP_DFMT:
 385                                                 break;
 386                                         case TIF_DFMT:
 387                                                 break;
 388                                         case RAW_DFMT:
 389                                                 break;
 390                                         case RAWL_DFMT:
 391                                                 break;
 392                                         case TGA_DFMT:
 393                                                 break;
 394                                         case PNG_DFMT:
 395                                                 break;
 396                                         default:
 397                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
 398                                                 return 1;
 399                                 }
 400                                 strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
 401                         }
 402                         break;
 403
 404                                 /* ----------------------------------------------------- */
 405
 406                         case 'O':                       /* output format */
 407                         {
 408                                 char outformat[50];
 409                                 char *of = opj_optarg;
 410                                 sprintf(outformat,".%s",of);
 411                                 img_fol->set_out_format = 1;
 412                                 parameters->cod_format = get_file_format(outformat);
 413                                 switch(parameters->cod_format) {
 414                                         case PGX_DFMT:
 415                                                 img_fol->out_format = "pgx";
 416                                                 break;
 417                                         case PXM_DFMT:
 418                                                 img_fol->out_format = "ppm";
 419                                                 break;
 420                                         case BMP_DFMT:
 421                                                 img_fol->out_format = "bmp";
 422                                                 break;
 423                                         case TIF_DFMT:
 424                                                 img_fol->out_format = "tif";
 425                                                 break;
 426                                         case RAW_DFMT:
 427                                                 img_fol->out_format = "raw";
 428                                                 break;
 429                                         case RAWL_DFMT:
 430                                                 img_fol->out_format = "rawl";
 431                                                 break;
 432                                         case TGA_DFMT:
 433                                                 img_fol->out_format = "raw";
 434                                                 break;
 435                                         case PNG_DFMT:
 436                                                 img_fol->out_format = "png";
 437                                                 break;
 438                                         default:
 439                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
 440                                                 return 1;
 441                                                 break;
 442                                 }
 443                         }
 444                         break;
 445
 446                                 /* ----------------------------------------------------- */
 447
 448
 449                         case 'r':               /* reduce option */
 450                         {
 451                                 sscanf(opj_optarg, "%ud", &parameters->cp_reduce);
 452                         }
 453                         break;
 454
 455                                 /* ----------------------------------------------------- */
 456
 457
 458                         case 'l':               /* layering option */
 459                         {
 460                                 sscanf(opj_optarg, "%ud", &parameters->cp_layer);
 461                         }
 462                         break;
 463
 464                                 /* ----------------------------------------------------- */
 465
 466                         case 'h':                       /* display an help description */
 467                                 decode_help_display();
 468                                 return 1;
 469
 470             /* ----------------------------------------------------- */
 471
 472                         case 'y':                       /* Image Directory path */
 473                 {
 474                                         img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1);
 475                                         strcpy(img_fol->imgdirpath,opj_optarg);
 476                                         img_fol->set_imgdir=1;
 477                                 }
 478                                 break;
 479
 480                                 /* ----------------------------------------------------- */
 481
 482                         case 'd':               /* Input decode ROI */
 483                         {
 484                                 int size_optarg = (int)strlen(opj_optarg) + 1;
 485                                 char *ROI_values = (char*) malloc((size_t)size_optarg);
 486                                 ROI_values[0] = '\0';
 487                                 strncpy(ROI_values, opj_optarg, strlen(opj_optarg));
 488                                 ROI_values[strlen(opj_optarg)] = '\0';
 489                                 /*printf("ROI_values = %s [%d / %d]\n", ROI_values, strlen(ROI_values), size_optarg ); */
 490                                 parse_DA_values( ROI_values, &parameters->DA_x0, &parameters->DA_y0, &parameters->DA_x1, &parameters->DA_y1);
 491
 492                                 free(ROI_values);
 493                         }
 494                         break;
 495
 496                         /* ----------------------------------------------------- */
 497
 498                         case 't':               /* Input tile index */
 499                         {
 500                                 sscanf(opj_optarg, "%ud", &parameters->tile_index);
 501                                 parameters->nb_tile_to_decode = 1;
 502                         }
 503                         break;
 504
 505                                 /* ----------------------------------------------------- */
 506
 507                         case 'x':                       /* Creation of index file */
 508                                 {
 509                                         char *index = opj_optarg;
 510                                         strncpy(indexfilename, index, OPJ_PATH_LEN);
 511                                 }
 512                                 break;
 513                                 /* ----------------------------------------------------- */
 514                                 /* UniPG>> */
 515 #ifdef USE_JPWL
 516
 517                         case 'W':                       /* activate JPWL correction */
 518                         {
 519                                 char *token = NULL;
 520
 521                                 token = strtok(opj_optarg, ",");
 522                                 while(token != NULL) {
 523
 524                                         /* search expected number of components */
 525                                         if (*token == 'c') {
 526
 527                                                 static int compno;
 528
 529                                                 compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
 530
 531                                                 if(sscanf(token, "c=%d", &compno) == 1) {
 532                                                         /* Specified */
 533                                                         if ((compno < 1) || (compno > 256)) {
 534                                                                 fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
 535                                                                 return 1;
 536                                                         }
 537                                                         parameters->jpwl_exp_comps = compno;
 538
 539                                                 } else if (!strcmp(token, "c")) {
 540                                                         /* default */
 541                                                         parameters->jpwl_exp_comps = compno; /* auto for default size */
 542
 543                                                 } else {
 544                                                         fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
 545                                                         return 1;
 546                                                 };
 547                                         }
 548
 549                                         /* search maximum number of tiles */
 550                                         if (*token == 't') {
 551
 552                                                 static int tileno;
 553
 554                                                 tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
 555
 556                                                 if(sscanf(token, "t=%d", &tileno) == 1) {
 557                                                         /* Specified */
 558                                                         if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
 559                                                                 fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
 560                                                                 return 1;
 561                                                         }
 562                                                         parameters->jpwl_max_tiles = tileno;
 563
 564                                                 } else if (!strcmp(token, "t")) {
 565                                                         /* default */
 566                                                         parameters->jpwl_max_tiles = tileno; /* auto for default size */
 567
 568                                                 } else {
 569                                                         fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
 570                                                         return 1;
 571                                                 };
 572                                         }
 573
 574                                         /* next token or bust */
 575                                         token = strtok(NULL, ",");
 576                                 };
 577                                 parameters->jpwl_correct = OPJ_TRUE;
 578                                 fprintf(stdout, "JPWL correction capability activated\n");
 579                                 fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
 580                         }
 581                         break;
 582 #endif /* USE_JPWL */
 583 /* <<UniPG */
 584
 585                                 /* ----------------------------------------------------- */
 586
 587         default:
 588             fprintf(stderr, "[WARNING] An invalid option has been ignored.\n");
 589             break;
 590                 }
 591         }while(c != -1);
 592
 593         /* check for possible errors */
 594         if(img_fol->set_imgdir==1){
 595                 if(!(parameters->infile[0]==0)){
 596             fprintf(stderr, "[ERROR] options -ImgDir and -i cannot be used together.\n");
 597                         return 1;
 598                 }
 599                 if(img_fol->set_out_format == 0){
 600             fprintf(stderr, "[ERROR] When -ImgDir is used, -OutFor <FORMAT> must be used.\n");
 601             fprintf(stderr, "Only one format allowed.\n"
 602                             "Valid format are PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA.\n");
 603                         return 1;
 604                 }
 605                 if(!((parameters->outfile[0] == 0))){
 606             fprintf(stderr, "[ERROR] options -ImgDir and -o cannot be used together.\n");
 607                         return 1;
 608                 }
 609         }else{
 610                 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
 611             fprintf(stderr, "[ERROR] Required parameters are missing\n"
 612                             "Example: %s -i image.j2k -o image.pgm\n",argv[0]);
 613             fprintf(stderr, "   Help: %s -h\n",argv[0]);
 614                         return 1;
 615                 }
 616         }
 617
 618         return 0;
 619 }
 620
 621 /* -------------------------------------------------------------------------- */
 622 /**
 623  * Parse decoding area input values
 624  * separator = ","
 625  */
 626 /* -------------------------------------------------------------------------- */
 627 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
 628 {
 629         int it = 0;
 630         int values[4];
 631         char delims[] = ",";
 632         char *result = NULL;
 633         result = strtok( inArg, delims );
 634
 635         while( (result != NULL) && (it < 4 ) ) {
 636                 values[it] = atoi(result);
 637                 result = strtok( NULL, delims );
 638                 it++;
 639         }
 640
 641         if (it != 4) {
 642                 return EXIT_FAILURE;
 643         }
 644         else{
 645                 *DA_x0 = (OPJ_UINT32)values[0]; *DA_y0 = (OPJ_UINT32)values[1];
 646                 *DA_x1 = (OPJ_UINT32)values[2]; *DA_y1 = (OPJ_UINT32)values[3];
 647                 return EXIT_SUCCESS;
 648         }
 649 }
 650
 651 /* -------------------------------------------------------------------------- */
 652
 653 /**
 654 sample error callback expecting a FILE* client object
 655 */
 656 static void error_callback(const char *msg, void *client_data) {
 657         (void)client_data;
 658         fprintf(stdout, "[ERROR] %s", msg);
 659 }
 660 /**
 661 sample warning callback expecting a FILE* client object
 662 */
 663 static void warning_callback(const char *msg, void *client_data) {
 664         (void)client_data;
 665         fprintf(stdout, "[WARNING] %s", msg);
 666 }
 667 /**
 668 sample debug callback expecting no client object
 669 */
 670 static void info_callback(const char *msg, void *client_data) {
 671         (void)client_data;
 672         fprintf(stdout, "[INFO] %s", msg);
 673 }
 674
 675 /* -------------------------------------------------------------------------- */
 676 /**
 677  * OPJ_DECOMPRESS MAIN
 678  */
 679 /* -------------------------------------------------------------------------- */
 680 int main(int argc, char **argv)
 681 {
 682         opj_dparameters_t parameters;                   /* decompression parameters */
 683         opj_image_t* image = NULL;
 684         opj_stream_t *l_stream = NULL;                          /* Stream */
 685         opj_codec_t* l_codec = NULL;                            /* Handle to a decompressor */
 686         opj_codestream_index_t* cstr_index = NULL;
 687
 688         char indexfilename[OPJ_PATH_LEN];       /* index file name */
 689
 690         OPJ_INT32 num_images, imageno;
 691         img_fol_t img_fol;
 692         dircnt_t *dirptr = NULL;
 693   int failed = 0;
 694
 695         /* set decoding parameters to default values */
 696         opj_set_default_decoder_parameters(&parameters);
 697
 698         /* FIXME Initialize indexfilename and img_fol */
 699         *indexfilename = 0;
 700
 701         /* Initialize img_fol */
 702         memset(&img_fol,0,sizeof(img_fol_t));
 703
 704         /* parse input and get user encoding parameters */
 705         if(parse_cmdline_decoder(argc, argv, &parameters,&img_fol, indexfilename) == 1) {
 706                 return EXIT_FAILURE;
 707         }
 708
 709         /* Initialize reading of directory */
 710         if(img_fol.set_imgdir==1){
 711                 int it_image;
 712                 num_images=get_num_images(img_fol.imgdirpath);
 713
 714                 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
 715                 if(dirptr){
 716                         dirptr->filename_buf = (char*)malloc((size_t)num_images*OPJ_PATH_LEN*sizeof(char));     /* Stores at max 10 image file names*/
 717                         dirptr->filename = (char**) malloc((size_t)num_images*sizeof(char*));
 718
 719                         if(!dirptr->filename_buf){
 720                                 return EXIT_FAILURE;
 721                         }
 722                         for(it_image=0;it_image<num_images;it_image++){
 723                                 dirptr->filename[it_image] = dirptr->filename_buf + it_image*OPJ_PATH_LEN;
 724                         }
 725                 }
 726                 if(load_images(dirptr,img_fol.imgdirpath)==1){
 727                         return EXIT_FAILURE;
 728                 }
 729                 if (num_images==0){
 730                         fprintf(stdout,"Folder is empty\n");
 731                         return EXIT_FAILURE;
 732                 }
 733         }else{
 734                 num_images=1;
 735         }
 736
 737         /*Decoding image one by one*/
 738         for(imageno = 0; imageno < num_images ; imageno++)      {
 739
 740                 fprintf(stderr,"\n");
 741
 742                 if(img_fol.set_imgdir==1){
 743                         if (get_next_file(imageno, dirptr,&img_fol, &parameters)) {
 744                                 fprintf(stderr,"skipping file...\n");
 745                                 continue;
 746                         }
 747                 }
 748
 749                 /* read the input file and put it in memory */
 750                 /* ---------------------------------------- */
 751
 752                 l_stream = opj_stream_create_default_file_stream(parameters.infile,1);
 753                 if (!l_stream){
 754                         fprintf(stderr, "ERROR -> failed to create the stream from the file %s\n", parameters.infile);
 755                         return EXIT_FAILURE;
 756                 }
 757
 758                 /* decode the JPEG2000 stream */
 759                 /* ---------------------- */
 760
 761                 switch(parameters.decod_format) {
 762                         case J2K_CFMT:  /* JPEG-2000 codestream */
 763                         {
 764                                 /* Get a decoder handle */
 765                                 l_codec = opj_create_decompress(OPJ_CODEC_J2K);
 766                                 break;
 767                         }
 768                         case JP2_CFMT:  /* JPEG 2000 compressed image data */
 769                         {
 770                                 /* Get a decoder handle */
 771                                 l_codec = opj_create_decompress(OPJ_CODEC_JP2);
 772                                 break;
 773                         }
 774                         case JPT_CFMT:  /* JPEG 2000, JPIP */
 775                         {
 776                                 /* Get a decoder handle */
 777                                 l_codec = opj_create_decompress(OPJ_CODEC_JPT);
 778                                 break;
 779                         }
 780                         default:
 781                                 fprintf(stderr, "skipping file..\n");
 782                                 opj_stream_destroy(l_stream);
 783                                 continue;
 784                 }
 785
 786                 /* catch events using our callbacks and give a local context */
 787                 opj_set_info_handler(l_codec, info_callback,00);
 788                 opj_set_warning_handler(l_codec, warning_callback,00);
 789                 opj_set_error_handler(l_codec, error_callback,00);
 790
 791                 /* Setup the decoder decoding parameters using user parameters */
 792                 if ( !opj_setup_decoder(l_codec, &parameters) ){
 793                         fprintf(stderr, "ERROR -> opj_compress: failed to setup the decoder\n");
 794                         opj_stream_destroy(l_stream);
 795                         opj_destroy_codec(l_codec);
 796                         return EXIT_FAILURE;
 797                 }
 798
 799
 800                 /* Read the main header of the codestream and if necessary the JP2 boxes*/
 801                 if(! opj_read_header(l_stream, l_codec, &image)){
 802                         fprintf(stderr, "ERROR -> opj_decompress: failed to read the header\n");
 803                         opj_stream_destroy(l_stream);
 804                         opj_destroy_codec(l_codec);
 805                         opj_image_destroy(image);
 806                         return EXIT_FAILURE;
 807                 }
 808
 809                 if (!parameters.nb_tile_to_decode) {
 810                         /* Optional if you want decode the entire image */
 811                         if (!opj_set_decode_area(l_codec, image, (OPJ_INT32)parameters.DA_x0,
 812                                         (OPJ_INT32)parameters.DA_y0, (OPJ_INT32)parameters.DA_x1, (OPJ_INT32)parameters.DA_y1)){
 813                                 fprintf(stderr, "ERROR -> opj_decompress: failed to set the decoded area\n");
 814                                 opj_stream_destroy(l_stream);
 815                                 opj_destroy_codec(l_codec);
 816                                 opj_image_destroy(image);
 817                                 return EXIT_FAILURE;
 818                         }
 819
 820                         /* Get the decoded image */
 821                         if (!(opj_decode(l_codec, l_stream, image) && opj_end_decompress(l_codec,       l_stream))) {
 822                                 fprintf(stderr,"ERROR -> opj_decompress: failed to decode image!\n");
 823                                 opj_destroy_codec(l_codec);
 824                                 opj_stream_destroy(l_stream);
 825                                 opj_image_destroy(image);
 826                                 return EXIT_FAILURE;
 827                         }
 828                 }
 829                 else {
 830
 831                         /* It is just here to illustrate how to use the resolution after set parameters */
 832                         /*if (!opj_set_decoded_resolution_factor(l_codec, 5)) {
 833                                 fprintf(stderr, "ERROR -> opj_decompress: failed to set the resolution factor tile!\n");
 834                                 opj_destroy_codec(l_codec);
 835                                 opj_stream_destroy(l_stream);
 836                                 opj_image_destroy(image);
 837                                 return EXIT_FAILURE;
 838                         }*/
 839
 840                         if (!opj_get_decoded_tile(l_codec, l_stream, image, parameters.tile_index)) {
 841                                 fprintf(stderr, "ERROR -> opj_decompress: failed to decode tile!\n");
 842                                 opj_destroy_codec(l_codec);
 843                                 opj_stream_destroy(l_stream);
 844                                 opj_image_destroy(image);
 845                                 return EXIT_FAILURE;
 846                         }
 847                         fprintf(stdout, "tile %d is decoded!\n\n", parameters.tile_index);
 848                 }
 849
 850                 /* Close the byte stream */
 851                 opj_stream_destroy(l_stream);
 852
 853                 if(image->color_space == OPJ_CLRSPC_SYCC){
 854                         color_sycc_to_rgb(image); /* FIXME */
 855                 }
 856
 857                 if( image->color_space != OPJ_CLRSPC_SYCC
 858                         && image->numcomps == 3 && image->comps[0].dx == image->comps[0].dy
 859                         && image->comps[1].dx != 1 )
 860                         image->color_space = OPJ_CLRSPC_SYCC;
 861                 else if (image->numcomps <= 2)
 862                         image->color_space = OPJ_CLRSPC_GRAY;
 863
 864                 if(image->icc_profile_buf) {
 865 #if defined(OPJ_HAVE_LIBLCMS1) || defined(OPJ_HAVE_LIBLCMS2)
 866                         color_apply_icc_profile(image); /* FIXME */
 867 #endif
 868                         free(image->icc_profile_buf);
 869                         image->icc_profile_buf = NULL; image->icc_profile_len = 0;
 870                 }
 871
 872                 /* create output image */
 873                 /* ------------------- */
 874                 switch (parameters.cod_format) {
 875                 case PXM_DFMT:                  /* PNM PGM PPM */
 876                         if (imagetopnm(image, parameters.outfile)) {
 877                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 878         failed = 1;
 879                         }
 880                         else {
 881                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 882                         }
 883                         break;
 884
 885                 case PGX_DFMT:                  /* PGX */
 886                         if(imagetopgx(image, parameters.outfile)){
 887                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 888         failed = 1;
 889                         }
 890                         else {
 891                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 892                         }
 893                         break;
 894
 895                 case BMP_DFMT:                  /* BMP */
 896                         if(imagetobmp(image, parameters.outfile)){
 897                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 898         failed = 1;
 899                         }
 900                         else {
 901                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 902                         }
 903                         break;
 904 #ifdef OPJ_HAVE_LIBTIFF
 905                 case TIF_DFMT:                  /* TIFF */
 906                         if(imagetotif(image, parameters.outfile)){
 907                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 908         failed = 1;
 909                         }
 910                         else {
 911                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 912                         }
 913                         break;
 914 #endif /* OPJ_HAVE_LIBTIFF */
 915                 case RAW_DFMT:                  /* RAW */
 916                         if(imagetoraw(image, parameters.outfile)){
 917                 fprintf(stderr,"[ERROR] Error generating raw file. Outfile %s not generated\n",parameters.outfile);
 918         failed = 1;
 919                         }
 920                         else {
 921                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 922                         }
 923                         break;
 924
 925                 case RAWL_DFMT:                 /* RAWL */
 926                         if(imagetorawl(image, parameters.outfile)){
 927                 fprintf(stderr,"[ERROR] Error generating rawl file. Outfile %s not generated\n",parameters.outfile);
 928         failed = 1;
 929                         }
 930                         else {
 931                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 932                         }
 933                         break;
 934
 935                 case TGA_DFMT:                  /* TGA */
 936                         if(imagetotga(image, parameters.outfile)){
 937                 fprintf(stderr,"[ERROR] Error generating tga file. Outfile %s not generated\n",parameters.outfile);
 938         failed = 1;
 939                         }
 940                         else {
 941                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 942                         }
 943                         break;
 944 #ifdef OPJ_HAVE_LIBPNG
 945                 case PNG_DFMT:                  /* PNG */
 946                         if(imagetopng(image, parameters.outfile)){
 947                 fprintf(stderr,"[ERROR] Error generating png file. Outfile %s not generated\n",parameters.outfile);
 948         failed = 1;
 949                         }
 950                         else {
 951                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 952                         }
 953                         break;
 954 #endif /* OPJ_HAVE_LIBPNG */
 955 /* Can happen if output file is TIFF or PNG
 956  * and OPJ_HAVE_LIBTIF or OPJ_HAVE_LIBPNG is undefined
 957 */
 958                         default:
 959                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 960         failed = 1;
 961                 }
 962
 963                 /* free remaining structures */
 964                 if (l_codec) {
 965                         opj_destroy_codec(l_codec);
 966                 }
 967
 968
 969                 /* free image data structure */
 970                 opj_image_destroy(image);
 971
 972                 /* destroy the codestream index */
 973                 opj_destroy_cstr_index(&cstr_index);
 974
 975                 if(failed) remove(parameters.outfile);
 976         }
 977         return failed ? EXIT_FAILURE : EXIT_SUCCESS;
 978 }
 979 /*end main*/
 980
 981
 982
 983