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,"HELP for opj_decompress\n----\n\n");
 110         fprintf(stdout,"- the -h option displays this help information on screen\n\n");
 111
 112 /* UniPG>> */
 113         fprintf(stdout,"List of parameters for the JPEG 2000 "
 114 #ifdef USE_JPWL
 115                 "+ JPWL "
 116 #endif /* USE_JPWL */
 117                 "decoder:\n");
 118 /* <<UniPG */
 119         fprintf(stdout,"\n");
 120         fprintf(stdout,"\n");
 121         fprintf(stdout,"  -ImgDir \n");
 122         fprintf(stdout,"        Image file Directory path \n");
 123         fprintf(stdout,"  -OutFor \n");
 124         fprintf(stdout,"    REQUIRED only if -ImgDir is used\n");
 125         fprintf(stdout,"          Need to specify only format without filename <BMP>  \n");
 126         fprintf(stdout,"    Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA formats\n");
 127         fprintf(stdout,"  -i <compressed file>\n");
 128         fprintf(stdout,"    REQUIRED only if an Input image directory not specified\n");
 129         fprintf(stdout,"    Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
 130         fprintf(stdout,"    is identified based on its suffix.\n");
 131         fprintf(stdout,"  -o <decompressed file>\n");
 132         fprintf(stdout,"    REQUIRED\n");
 133         fprintf(stdout,"    Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA files\n");
 134         fprintf(stdout,"    Binary data is written to the file (not ascii). If a PGX\n");
 135         fprintf(stdout,"    filename is given, there will be as many output files as there are\n");
 136         fprintf(stdout,"    components: an indice starting from 0 will then be appended to the\n");
 137         fprintf(stdout,"    output filename, just before the \"pgx\" extension. If a PGM filename\n");
 138         fprintf(stdout,"    is given and there are more than one component, only the first component\n");
 139         fprintf(stdout,"    will be written to the file.\n");
 140         fprintf(stdout,"  -r <reduce factor>\n");
 141         fprintf(stdout,"    Set the number of highest resolution levels to be discarded. The\n");
 142         fprintf(stdout,"    image resolution is effectively divided by 2 to the power of the\n");
 143         fprintf(stdout,"    number of discarded levels. The reduce factor is limited by the\n");
 144         fprintf(stdout,"    smallest total number of decomposition levels among tiles.\n");
 145         fprintf(stdout,"  -l <number of quality layers to decode>\n");
 146         fprintf(stdout,"    Set the maximum number of quality layers to decode. If there are\n");
 147         fprintf(stdout,"    less quality layers than the specified number, all the quality layers\n");
 148         fprintf(stdout,"    are decoded.\n");
 149         fprintf(stdout,"  -x  \n");
 150         fprintf(stdout,"    Create an index file *.Idx (-x index_name.Idx) \n");
 151         fprintf(stdout,"  -d <x0,y0,x1,y1>\n");
 152         fprintf(stdout,"    OPTIONAL\n");
 153         fprintf(stdout,"    Decoding area\n");
 154         fprintf(stdout,"    By default all the image is decoded.\n");
 155         fprintf(stdout,"  -t <tile_number>\n");
 156         fprintf(stdout,"    OPTIONAL\n");
 157         fprintf(stdout,"    Set the tile number of the decoded tile. Follow the JPEG2000 convention from left-up to bottom-up\n");
 158         fprintf(stdout,"    By default all tiles are decoded.\n");
 159         fprintf(stdout,"\n");
 160 /* UniPG>> */
 161 #ifdef USE_JPWL
 162         fprintf(stdout,"  -W <options>\n");
 163         fprintf(stdout,"    Activates the JPWL correction capability, if the codestream complies.\n");
 164         fprintf(stdout,"    Options can be a comma separated list of <param=val> tokens:\n");
 165         fprintf(stdout,"    c, c=numcomps\n");
 166         fprintf(stdout,"       numcomps is the number of expected components in the codestream\n");
 167         fprintf(stdout,"       (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
 168 #endif /* USE_JPWL */
 169 /* <<UniPG */
 170         fprintf(stdout,"\n");
 171 }
 172
 173 /* -------------------------------------------------------------------------- */
 174
 175 int get_num_images(char *imgdirpath){
 176         DIR *dir;
 177         struct dirent* content;
 178         int num_images = 0;
 179
 180         /*Reading the input images from given input directory*/
 181
 182         dir= opendir(imgdirpath);
 183         if(!dir){
 184                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 185                 return 0;
 186         }
 187
 188         while((content=readdir(dir))!=NULL){
 189                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 190                         continue;
 191                 num_images++;
 192         }
 193         return num_images;
 194 }
 195
 196 /* -------------------------------------------------------------------------- */
 197 int load_images(dircnt_t *dirptr, char *imgdirpath){
 198         DIR *dir;
 199         struct dirent* content;
 200         int i = 0;
 201
 202         /*Reading the input images from given input directory*/
 203
 204         dir= opendir(imgdirpath);
 205         if(!dir){
 206                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 207                 return 1;
 208         }else   {
 209                 fprintf(stderr,"Folder opened successfully\n");
 210         }
 211
 212         while((content=readdir(dir))!=NULL){
 213                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 214                         continue;
 215
 216                 strcpy(dirptr->filename[i],content->d_name);
 217                 i++;
 218         }
 219         return 0;
 220 }
 221
 222 /* -------------------------------------------------------------------------- */
 223 int get_file_format(const char *filename) {
 224         unsigned int i;
 225         static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "rawl", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
 226         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 };
 227         char * ext = strrchr(filename, '.');
 228         if (ext == NULL)
 229                 return -1;
 230         ext++;
 231         if(*ext) {
 232                 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
 233                         if(strcasecmp(ext, extension[i]) == 0) {
 234                                 return format[i];
 235                         }
 236                 }
 237         }
 238
 239         return -1;
 240 }
 241
 242 /* -------------------------------------------------------------------------- */
 243 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
 244         char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
 245         char *temp_p, temp1[OPJ_PATH_LEN]="";
 246
 247         strcpy(image_filename,dirptr->filename[imageno]);
 248         fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
 249         parameters->decod_format = infile_format(image_filename);
 250         if (parameters->decod_format == -1)
 251                 return 1;
 252         sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
 253         strncpy(parameters->infile, infilename, sizeof(infilename));
 254
 255         /*Set output file*/
 256         strcpy(temp_ofname,strtok(image_filename,"."));
 257         while((temp_p = strtok(NULL,".")) != NULL){
 258                 strcat(temp_ofname,temp1);
 259                 sprintf(temp1,".%s",temp_p);
 260         }
 261         if(img_fol->set_out_format==1){
 262                 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
 263                 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
 264         }
 265         return 0;
 266 }
 267
 268 /* -------------------------------------------------------------------------- */
 269 #define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"
 270 #define JP2_MAGIC "\x0d\x0a\x87\x0a"
 271 /* position 45: "\xff\x52" */
 272 #define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51"
 273
 274 static int infile_format(const char *fname)
 275 {
 276         FILE *reader;
 277         const char *s, *magic_s;
 278         int ext_format, magic_format;
 279         unsigned char buf[12];
 280         OPJ_SIZE_T l_nb_read;
 281
 282         reader = fopen(fname, "rb");
 283
 284         if (reader == NULL)
 285                 return -2;
 286
 287         memset(buf, 0, 12);
 288         l_nb_read = fread(buf, 1, 12, reader);
 289         fclose(reader);
 290         if (l_nb_read != 12)
 291                 return -1;
 292
 293
 294
 295         ext_format = get_file_format(fname);
 296
 297         if (ext_format == JPT_CFMT)
 298                 return JPT_CFMT;
 299
 300         if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) {
 301                 magic_format = JP2_CFMT;
 302                 magic_s = ".jp2";
 303         }
 304         else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) {
 305                 magic_format = J2K_CFMT;
 306                 magic_s = ".j2k or .jpc or .j2c";
 307         }
 308         else
 309                 return -1;
 310
 311         if (magic_format == ext_format)
 312                 return ext_format;
 313
 314         s = fname + strlen(fname) - 4;
 315
 316         fputs("\n===========================================\n", stderr);
 317         fprintf(stderr, "The extension of this file is incorrect.\n"
 318                                         "FOUND %s. SHOULD BE %s\n", s, magic_s);
 319         fputs("===========================================\n", stderr);
 320
 321         return magic_format;
 322 }
 323
 324 /* -------------------------------------------------------------------------- */
 325 /**
 326  * Parse the command line
 327  */
 328 /* -------------------------------------------------------------------------- */
 329 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename) {
 330         /* parse the command line */
 331         int totlen, c;
 332         opj_option_t long_option[]={
 333                 {"ImgDir",REQ_ARG, NULL ,'y'},
 334                 {"OutFor",REQ_ARG, NULL ,'O'},
 335         {"version",NO_ARG, NULL ,'v'}
 336         };
 337
 338         const char optlist[] = "i:o:r:l:x:d:t:"
 339
 340 /* UniPG>> */
 341 #ifdef USE_JPWL
 342                                         "W:"
 343 #endif /* USE_JPWL */
 344 /* <<UniPG */
 345             "hv"                ;
 346         totlen=sizeof(long_option);
 347         img_fol->set_out_format = 0;
 348         do {
 349                 c = opj_getopt_long(argc, argv,optlist,long_option,totlen);
 350                 if (c == -1)
 351                         break;
 352                 switch (c) {
 353                         case 'i':                       /* input file */
 354                         {
 355                                 char *infile = opj_optarg;
 356                                 parameters->decod_format = infile_format(infile);
 357                                 switch(parameters->decod_format) {
 358                                         case J2K_CFMT:
 359                                                 break;
 360                                         case JP2_CFMT:
 361                                                 break;
 362                                         case JPT_CFMT:
 363                                                 break;
 364                                         case -2:
 365                                                 fprintf(stderr,
 366                                                         "!! infile cannot be read: %s !!\n\n",
 367                                                         infile);
 368                                                 return 1;
 369                                         default:
 370                                                 fprintf(stderr,
 371                             "[ERROR] Unknown input file format: %s \n"
 372                             "        Known file formats are *.j2k, *.jp2, *.jpc or *.jpt\n",
 373                                                         infile);
 374                                                 return 1;
 375                                 }
 376                                 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
 377                         }
 378                         break;
 379
 380                                 /* ----------------------------------------------------- */
 381
 382                         case 'o':                       /* output file */
 383                         {
 384                                 char *outfile = opj_optarg;
 385                                 parameters->cod_format = get_file_format(outfile);
 386                                 switch(parameters->cod_format) {
 387                                         case PGX_DFMT:
 388                                                 break;
 389                                         case PXM_DFMT:
 390                                                 break;
 391                                         case BMP_DFMT:
 392                                                 break;
 393                                         case TIF_DFMT:
 394                                                 break;
 395                                         case RAW_DFMT:
 396                                                 break;
 397                                         case RAWL_DFMT:
 398                                                 break;
 399                                         case TGA_DFMT:
 400                                                 break;
 401                                         case PNG_DFMT:
 402                                                 break;
 403                                         default:
 404                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
 405                                                 return 1;
 406                                 }
 407                                 strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
 408                         }
 409                         break;
 410
 411                                 /* ----------------------------------------------------- */
 412
 413                         case 'O':                       /* output format */
 414                         {
 415                                 char outformat[50];
 416                                 char *of = opj_optarg;
 417                                 sprintf(outformat,".%s",of);
 418                                 img_fol->set_out_format = 1;
 419                                 parameters->cod_format = get_file_format(outformat);
 420                                 switch(parameters->cod_format) {
 421                                         case PGX_DFMT:
 422                                                 img_fol->out_format = "pgx";
 423                                                 break;
 424                                         case PXM_DFMT:
 425                                                 img_fol->out_format = "ppm";
 426                                                 break;
 427                                         case BMP_DFMT:
 428                                                 img_fol->out_format = "bmp";
 429                                                 break;
 430                                         case TIF_DFMT:
 431                                                 img_fol->out_format = "tif";
 432                                                 break;
 433                                         case RAW_DFMT:
 434                                                 img_fol->out_format = "raw";
 435                                                 break;
 436                                         case RAWL_DFMT:
 437                                                 img_fol->out_format = "rawl";
 438                                                 break;
 439                                         case TGA_DFMT:
 440                                                 img_fol->out_format = "raw";
 441                                                 break;
 442                                         case PNG_DFMT:
 443                                                 img_fol->out_format = "png";
 444                                                 break;
 445                                         default:
 446                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
 447                                                 return 1;
 448                                                 break;
 449                                 }
 450                         }
 451                         break;
 452
 453                                 /* ----------------------------------------------------- */
 454
 455
 456                         case 'r':               /* reduce option */
 457                         {
 458                                 sscanf(opj_optarg, "%ud", &parameters->cp_reduce);
 459                         }
 460                         break;
 461
 462                                 /* ----------------------------------------------------- */
 463
 464
 465                         case 'l':               /* layering option */
 466                         {
 467                                 sscanf(opj_optarg, "%ud", &parameters->cp_layer);
 468                         }
 469                         break;
 470
 471                                 /* ----------------------------------------------------- */
 472
 473                         case 'h':                       /* display an help description */
 474                                 decode_help_display();
 475                                 return 1;
 476
 477                 /* ------------------------------------------------------ */
 478
 479              case 'v':                  /* display the openjpeg library version in use */
 480             fprintf(stdout,"This is the opj_decompress utility from the OpenJPEG project.\n"
 481                     "It has been compiled against openjp2 library v%s.\n",opj_version());
 482             return 1;
 483
 484             /* ----------------------------------------------------- */
 485
 486                         case 'y':                       /* Image Directory path */
 487                 {
 488                                         img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1);
 489                                         strcpy(img_fol->imgdirpath,opj_optarg);
 490                                         img_fol->set_imgdir=1;
 491                                 }
 492                                 break;
 493
 494                                 /* ----------------------------------------------------- */
 495
 496                         case 'd':               /* Input decode ROI */
 497                         {
 498                                 int size_optarg = (int)strlen(opj_optarg) + 1;
 499                                 char *ROI_values = (char*) malloc((size_t)size_optarg);
 500                                 ROI_values[0] = '\0';
 501                                 strncpy(ROI_values, opj_optarg, strlen(opj_optarg));
 502                                 ROI_values[strlen(opj_optarg)] = '\0';
 503                                 /*printf("ROI_values = %s [%d / %d]\n", ROI_values, strlen(ROI_values), size_optarg ); */
 504                                 parse_DA_values( ROI_values, &parameters->DA_x0, &parameters->DA_y0, &parameters->DA_x1, &parameters->DA_y1);
 505
 506                                 free(ROI_values);
 507                         }
 508                         break;
 509
 510                         /* ----------------------------------------------------- */
 511
 512                         case 't':               /* Input tile index */
 513                         {
 514                                 sscanf(opj_optarg, "%ud", &parameters->tile_index);
 515                                 parameters->nb_tile_to_decode = 1;
 516                         }
 517                         break;
 518
 519                                 /* ----------------------------------------------------- */
 520
 521                         case 'x':                       /* Creation of index file */
 522                                 {
 523                                         char *index = opj_optarg;
 524                                         strncpy(indexfilename, index, OPJ_PATH_LEN);
 525                                 }
 526                                 break;
 527                                 /* ----------------------------------------------------- */
 528                                 /* UniPG>> */
 529 #ifdef USE_JPWL
 530
 531                         case 'W':                       /* activate JPWL correction */
 532                         {
 533                                 char *token = NULL;
 534
 535                                 token = strtok(opj_optarg, ",");
 536                                 while(token != NULL) {
 537
 538                                         /* search expected number of components */
 539                                         if (*token == 'c') {
 540
 541                                                 static int compno;
 542
 543                                                 compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
 544
 545                                                 if(sscanf(token, "c=%d", &compno) == 1) {
 546                                                         /* Specified */
 547                                                         if ((compno < 1) || (compno > 256)) {
 548                                                                 fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
 549                                                                 return 1;
 550                                                         }
 551                                                         parameters->jpwl_exp_comps = compno;
 552
 553                                                 } else if (!strcmp(token, "c")) {
 554                                                         /* default */
 555                                                         parameters->jpwl_exp_comps = compno; /* auto for default size */
 556
 557                                                 } else {
 558                                                         fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
 559                                                         return 1;
 560                                                 };
 561                                         }
 562
 563                                         /* search maximum number of tiles */
 564                                         if (*token == 't') {
 565
 566                                                 static int tileno;
 567
 568                                                 tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
 569
 570                                                 if(sscanf(token, "t=%d", &tileno) == 1) {
 571                                                         /* Specified */
 572                                                         if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
 573                                                                 fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
 574                                                                 return 1;
 575                                                         }
 576                                                         parameters->jpwl_max_tiles = tileno;
 577
 578                                                 } else if (!strcmp(token, "t")) {
 579                                                         /* default */
 580                                                         parameters->jpwl_max_tiles = tileno; /* auto for default size */
 581
 582                                                 } else {
 583                                                         fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
 584                                                         return 1;
 585                                                 };
 586                                         }
 587
 588                                         /* next token or bust */
 589                                         token = strtok(NULL, ",");
 590                                 };
 591                                 parameters->jpwl_correct = OPJ_TRUE;
 592                                 fprintf(stdout, "JPWL correction capability activated\n");
 593                                 fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
 594                         }
 595                         break;
 596 #endif /* USE_JPWL */
 597 /* <<UniPG */
 598
 599                                 /* ----------------------------------------------------- */
 600
 601         default:
 602             fprintf(stderr, "[WARNING] An invalid option has been ignored\n");
 603             break;
 604                 }
 605         }while(c != -1);
 606
 607         /* check for possible errors */
 608         if(img_fol->set_imgdir==1){
 609                 if(!(parameters->infile[0]==0)){
 610             fprintf(stderr, "[ERROR] options -ImgDir and -i cannot be used together !!\n");
 611                         return 1;
 612                 }
 613                 if(img_fol->set_out_format == 0){
 614             fprintf(stderr, "[ERROR] When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
 615                         fprintf(stderr, "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n");
 616                         return 1;
 617                 }
 618                 if(!((parameters->outfile[0] == 0))){
 619             fprintf(stderr, "[ERROR] options -ImgDir and -o cannot be used together !!\n");
 620                         return 1;
 621                 }
 622         }else{
 623                 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
 624             fprintf(stderr, "[ERROR] Required parameters are missing\n"
 625                             "Example: %s -i image.j2k -o image.pgm\n",argv[0]);
 626             fprintf(stderr, "   Help: %s -h\n",argv[0]);
 627                         return 1;
 628                 }
 629         }
 630
 631         return 0;
 632 }
 633
 634 /* -------------------------------------------------------------------------- */
 635 /**
 636  * Parse decoding area input values
 637  * separator = ","
 638  */
 639 /* -------------------------------------------------------------------------- */
 640 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
 641 {
 642         int it = 0;
 643         int values[4];
 644         char delims[] = ",";
 645         char *result = NULL;
 646         result = strtok( inArg, delims );
 647
 648         while( (result != NULL) && (it < 4 ) ) {
 649                 values[it] = atoi(result);
 650                 result = strtok( NULL, delims );
 651                 it++;
 652         }
 653
 654         if (it != 4) {
 655                 return EXIT_FAILURE;
 656         }
 657         else{
 658                 *DA_x0 = (OPJ_UINT32)values[0]; *DA_y0 = (OPJ_UINT32)values[1];
 659                 *DA_x1 = (OPJ_UINT32)values[2]; *DA_y1 = (OPJ_UINT32)values[3];
 660                 return EXIT_SUCCESS;
 661         }
 662 }
 663
 664 /* -------------------------------------------------------------------------- */
 665
 666 /**
 667 sample error callback expecting a FILE* client object
 668 */
 669 static void error_callback(const char *msg, void *client_data) {
 670         (void)client_data;
 671         fprintf(stdout, "[ERROR] %s", msg);
 672 }
 673 /**
 674 sample warning callback expecting a FILE* client object
 675 */
 676 static void warning_callback(const char *msg, void *client_data) {
 677         (void)client_data;
 678         fprintf(stdout, "[WARNING] %s", msg);
 679 }
 680 /**
 681 sample debug callback expecting no client object
 682 */
 683 static void info_callback(const char *msg, void *client_data) {
 684         (void)client_data;
 685         fprintf(stdout, "[INFO] %s", msg);
 686 }
 687
 688 /* -------------------------------------------------------------------------- */
 689 /**
 690  * OPJ_DECOMPRESS MAIN
 691  */
 692 /* -------------------------------------------------------------------------- */
 693 int main(int argc, char **argv)
 694 {
 695         opj_dparameters_t parameters;                   /* decompression parameters */
 696         opj_image_t* image = NULL;
 697         opj_stream_t *l_stream = NULL;                          /* Stream */
 698         opj_codec_t* l_codec = NULL;                            /* Handle to a decompressor */
 699         opj_codestream_index_t* cstr_index = NULL;
 700
 701         char indexfilename[OPJ_PATH_LEN];       /* index file name */
 702
 703         OPJ_INT32 num_images, imageno;
 704         img_fol_t img_fol;
 705         dircnt_t *dirptr = NULL;
 706   int failed = 0;
 707
 708         /* set decoding parameters to default values */
 709         opj_set_default_decoder_parameters(&parameters);
 710
 711         /* FIXME Initialize indexfilename and img_fol */
 712         *indexfilename = 0;
 713
 714         /* Initialize img_fol */
 715         memset(&img_fol,0,sizeof(img_fol_t));
 716
 717         /* parse input and get user encoding parameters */
 718         if(parse_cmdline_decoder(argc, argv, &parameters,&img_fol, indexfilename) == 1) {
 719                 return EXIT_FAILURE;
 720         }
 721
 722         /* Initialize reading of directory */
 723         if(img_fol.set_imgdir==1){
 724                 int it_image;
 725                 num_images=get_num_images(img_fol.imgdirpath);
 726
 727                 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
 728                 if(dirptr){
 729                         dirptr->filename_buf = (char*)malloc((size_t)num_images*OPJ_PATH_LEN*sizeof(char));     /* Stores at max 10 image file names*/
 730                         dirptr->filename = (char**) malloc((size_t)num_images*sizeof(char*));
 731
 732                         if(!dirptr->filename_buf){
 733                                 return EXIT_FAILURE;
 734                         }
 735                         for(it_image=0;it_image<num_images;it_image++){
 736                                 dirptr->filename[it_image] = dirptr->filename_buf + it_image*OPJ_PATH_LEN;
 737                         }
 738                 }
 739                 if(load_images(dirptr,img_fol.imgdirpath)==1){
 740                         return EXIT_FAILURE;
 741                 }
 742                 if (num_images==0){
 743                         fprintf(stdout,"Folder is empty\n");
 744                         return EXIT_FAILURE;
 745                 }
 746         }else{
 747                 num_images=1;
 748         }
 749
 750         /*Decoding image one by one*/
 751         for(imageno = 0; imageno < num_images ; imageno++)      {
 752
 753                 fprintf(stderr,"\n");
 754
 755                 if(img_fol.set_imgdir==1){
 756                         if (get_next_file(imageno, dirptr,&img_fol, &parameters)) {
 757                                 fprintf(stderr,"skipping file...\n");
 758                                 continue;
 759                         }
 760                 }
 761
 762                 /* read the input file and put it in memory */
 763                 /* ---------------------------------------- */
 764
 765                 l_stream = opj_stream_create_default_file_stream(parameters.infile,1);
 766                 if (!l_stream){
 767                         fprintf(stderr, "ERROR -> failed to create the stream from the file %s\n", parameters.infile);
 768                         return EXIT_FAILURE;
 769                 }
 770
 771                 /* decode the JPEG2000 stream */
 772                 /* ---------------------- */
 773
 774                 switch(parameters.decod_format) {
 775                         case J2K_CFMT:  /* JPEG-2000 codestream */
 776                         {
 777                                 /* Get a decoder handle */
 778                                 l_codec = opj_create_decompress(OPJ_CODEC_J2K);
 779                                 break;
 780                         }
 781                         case JP2_CFMT:  /* JPEG 2000 compressed image data */
 782                         {
 783                                 /* Get a decoder handle */
 784                                 l_codec = opj_create_decompress(OPJ_CODEC_JP2);
 785                                 break;
 786                         }
 787                         case JPT_CFMT:  /* JPEG 2000, JPIP */
 788                         {
 789                                 /* Get a decoder handle */
 790                                 l_codec = opj_create_decompress(OPJ_CODEC_JPT);
 791                                 break;
 792                         }
 793                         default:
 794                                 fprintf(stderr, "skipping file..\n");
 795                                 opj_stream_destroy(l_stream);
 796                                 continue;
 797                 }
 798
 799                 /* catch events using our callbacks and give a local context */
 800                 opj_set_info_handler(l_codec, info_callback,00);
 801                 opj_set_warning_handler(l_codec, warning_callback,00);
 802                 opj_set_error_handler(l_codec, error_callback,00);
 803
 804                 /* Setup the decoder decoding parameters using user parameters */
 805                 if ( !opj_setup_decoder(l_codec, &parameters) ){
 806                         fprintf(stderr, "ERROR -> opj_compress: failed to setup the decoder\n");
 807                         opj_stream_destroy(l_stream);
 808                         opj_destroy_codec(l_codec);
 809                         return EXIT_FAILURE;
 810                 }
 811
 812
 813                 /* Read the main header of the codestream and if necessary the JP2 boxes*/
 814                 if(! opj_read_header(l_stream, l_codec, &image)){
 815                         fprintf(stderr, "ERROR -> opj_decompress: failed to read the header\n");
 816                         opj_stream_destroy(l_stream);
 817                         opj_destroy_codec(l_codec);
 818                         opj_image_destroy(image);
 819                         return EXIT_FAILURE;
 820                 }
 821
 822                 if (!parameters.nb_tile_to_decode) {
 823                         /* Optional if you want decode the entire image */
 824                         if (!opj_set_decode_area(l_codec, image, (OPJ_INT32)parameters.DA_x0,
 825                                         (OPJ_INT32)parameters.DA_y0, (OPJ_INT32)parameters.DA_x1, (OPJ_INT32)parameters.DA_y1)){
 826                                 fprintf(stderr, "ERROR -> opj_decompress: failed to set the decoded area\n");
 827                                 opj_stream_destroy(l_stream);
 828                                 opj_destroy_codec(l_codec);
 829                                 opj_image_destroy(image);
 830                                 return EXIT_FAILURE;
 831                         }
 832
 833                         /* Get the decoded image */
 834                         if (!(opj_decode(l_codec, l_stream, image) && opj_end_decompress(l_codec,       l_stream))) {
 835                                 fprintf(stderr,"ERROR -> opj_decompress: failed to decode image!\n");
 836                                 opj_destroy_codec(l_codec);
 837                                 opj_stream_destroy(l_stream);
 838                                 opj_image_destroy(image);
 839                                 return EXIT_FAILURE;
 840                         }
 841                 }
 842                 else {
 843
 844                         /* It is just here to illustrate how to use the resolution after set parameters */
 845                         /*if (!opj_set_decoded_resolution_factor(l_codec, 5)) {
 846                                 fprintf(stderr, "ERROR -> opj_decompress: failed to set the resolution factor tile!\n");
 847                                 opj_destroy_codec(l_codec);
 848                                 opj_stream_destroy(l_stream);
 849                                 opj_image_destroy(image);
 850                                 return EXIT_FAILURE;
 851                         }*/
 852
 853                         if (!opj_get_decoded_tile(l_codec, l_stream, image, parameters.tile_index)) {
 854                                 fprintf(stderr, "ERROR -> opj_decompress: failed to decode tile!\n");
 855                                 opj_destroy_codec(l_codec);
 856                                 opj_stream_destroy(l_stream);
 857                                 opj_image_destroy(image);
 858                                 return EXIT_FAILURE;
 859                         }
 860                         fprintf(stdout, "tile %d is decoded!\n\n", parameters.tile_index);
 861                 }
 862
 863                 /* Close the byte stream */
 864                 opj_stream_destroy(l_stream);
 865
 866                 if(image->color_space == OPJ_CLRSPC_SYCC){
 867                         color_sycc_to_rgb(image); /* FIXME */
 868                 }
 869
 870                 if( image->color_space != OPJ_CLRSPC_SYCC
 871                         && image->numcomps == 3 && image->comps[0].dx == image->comps[0].dy
 872                         && image->comps[1].dx != 1 )
 873                         image->color_space = OPJ_CLRSPC_SYCC;
 874                 else if (image->numcomps <= 2)
 875                         image->color_space = OPJ_CLRSPC_GRAY;
 876
 877                 if(image->icc_profile_buf) {
 878 #if defined(OPJ_HAVE_LIBLCMS1) || defined(OPJ_HAVE_LIBLCMS2)
 879                         color_apply_icc_profile(image); /* FIXME */
 880 #endif
 881                         free(image->icc_profile_buf);
 882                         image->icc_profile_buf = NULL; image->icc_profile_len = 0;
 883                 }
 884
 885                 /* create output image */
 886                 /* ------------------- */
 887                 switch (parameters.cod_format) {
 888                 case PXM_DFMT:                  /* PNM PGM PPM */
 889                         if (imagetopnm(image, parameters.outfile)) {
 890                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 891         failed = 1;
 892                         }
 893                         else {
 894                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 895                         }
 896                         break;
 897
 898                 case PGX_DFMT:                  /* PGX */
 899                         if(imagetopgx(image, parameters.outfile)){
 900                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 901         failed = 1;
 902                         }
 903                         else {
 904                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 905                         }
 906                         break;
 907
 908                 case BMP_DFMT:                  /* BMP */
 909                         if(imagetobmp(image, parameters.outfile)){
 910                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 911         failed = 1;
 912                         }
 913                         else {
 914                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 915                         }
 916                         break;
 917 #ifdef OPJ_HAVE_LIBTIFF
 918                 case TIF_DFMT:                  /* TIFF */
 919                         if(imagetotif(image, parameters.outfile)){
 920                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 921         failed = 1;
 922                         }
 923                         else {
 924                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 925                         }
 926                         break;
 927 #endif /* OPJ_HAVE_LIBTIFF */
 928                 case RAW_DFMT:                  /* RAW */
 929                         if(imagetoraw(image, parameters.outfile)){
 930                 fprintf(stderr,"[ERROR] Error generating raw file. Outfile %s not generated\n",parameters.outfile);
 931         failed = 1;
 932                         }
 933                         else {
 934                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 935                         }
 936                         break;
 937
 938                 case RAWL_DFMT:                 /* RAWL */
 939                         if(imagetorawl(image, parameters.outfile)){
 940                 fprintf(stderr,"[ERROR] Error generating rawl file. Outfile %s not generated\n",parameters.outfile);
 941         failed = 1;
 942                         }
 943                         else {
 944                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 945                         }
 946                         break;
 947
 948                 case TGA_DFMT:                  /* TGA */
 949                         if(imagetotga(image, parameters.outfile)){
 950                 fprintf(stderr,"[ERROR] Error generating tga file. Outfile %s not generated\n",parameters.outfile);
 951         failed = 1;
 952                         }
 953                         else {
 954                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 955                         }
 956                         break;
 957 #ifdef OPJ_HAVE_LIBPNG
 958                 case PNG_DFMT:                  /* PNG */
 959                         if(imagetopng(image, parameters.outfile)){
 960                 fprintf(stderr,"[ERROR] Error generating png file. Outfile %s not generated\n",parameters.outfile);
 961         failed = 1;
 962                         }
 963                         else {
 964                 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
 965                         }
 966                         break;
 967 #endif /* OPJ_HAVE_LIBPNG */
 968 /* Can happen if output file is TIFF or PNG
 969  * and OPJ_HAVE_LIBTIF or OPJ_HAVE_LIBPNG is undefined
 970 */
 971                         default:
 972                 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
 973         failed = 1;
 974                 }
 975
 976                 /* free remaining structures */
 977                 if (l_codec) {
 978                         opj_destroy_codec(l_codec);
 979                 }
 980
 981
 982                 /* free image data structure */
 983                 opj_image_destroy(image);
 984
 985                 /* destroy the codestream index */
 986                 opj_destroy_cstr_index(&cstr_index);
 987
 988         }
 989         return failed ? EXIT_FAILURE : EXIT_SUCCESS;
 990 }
 991 /*end main*/
 992
 993
 994
 995