applications/codec/j2k_to_image.c

   1 /*
   2  * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
   3  * Copyright (c) 2002-2007, Professor Benoit Macq
   4  * Copyright (c) 2001-2003, David Janssens
   5  * Copyright (c) 2002-2003, Yannick Verschueren
   6  * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
   7  * Copyright (c) 2005, Herve Drolon, FreeImage Team
   8  * Copyright (c) 2006-2007, Parvatha Elangovan
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  21  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  24  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30  * POSSIBILITY OF SUCH DAMAGE.
  31  */
  32 #include "opj_config.h"
  33
  34 #include <stdio.h>
  35 #include <string.h>
  36 #include <stdlib.h>
  37 #include <math.h>
  38
  39 #ifdef _WIN32
  40 #include "windirent.h"
  41 #else
  42 #include <dirent.h>
  43 #endif /* _WIN32 */
  44
  45 #ifdef _WIN32
  46 #include <windows.h>
  47 #else
  48 #include <strings.h>
  49 #define _stricmp strcasecmp
  50 #define _strnicmp strncasecmp
  51 #endif /* _WIN32 */
  52
  53 #include "openjpeg.h"
  54 #include "opj_getopt.h"
  55 #include "convert.h"
  56 #include "index.h"
  57
  58 #ifdef HAVE_LIBLCMS2
  59 #include <lcms2.h>
  60 #endif
  61 #ifdef HAVE_LIBLCMS1
  62 #include <lcms.h>
  63 #endif
  64 #include "color.h"
  65
  66 #include "format_defs.h"
  67
  68 typedef struct dircnt{
  69         /** Buffer for holding images read from Directory*/
  70         char *filename_buf;
  71         /** Pointer to the buffer*/
  72         char **filename;
  73 }dircnt_t;
  74
  75
  76 typedef struct img_folder{
  77         /** The directory path of the folder containing input images*/
  78         char *imgdirpath;
  79         /** Output format*/
  80         const char *out_format;
  81         /** Enable option*/
  82         char set_imgdir;
  83         /** Enable Cod Format for output*/
  84         char set_out_format;
  85
  86 }img_fol_t;
  87
  88 /* -------------------------------------------------------------------------- */
  89 /* Declarations                                                               */
  90 int get_num_images(char *imgdirpath);
  91 int load_images(dircnt_t *dirptr, char *imgdirpath);
  92 int get_file_format(char *filename);
  93 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters);
  94
  95 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename);
  96 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1);
  97
  98 /* -------------------------------------------------------------------------- */
  99 void decode_help_display(void) {
 100         fprintf(stdout,"HELP for j2k_to_image\n----\n\n");
 101         fprintf(stdout,"- the -h option displays this help information on screen\n\n");
 102
 103 /* UniPG>> */
 104         fprintf(stdout,"List of parameters for the JPEG 2000 "
 105 #ifdef USE_JPWL
 106                 "+ JPWL "
 107 #endif /* USE_JPWL */
 108                 "decoder:\n");
 109 /* <<UniPG */
 110         fprintf(stdout,"\n");
 111         fprintf(stdout,"\n");
 112         fprintf(stdout,"  -ImgDir \n");
 113         fprintf(stdout,"        Image file Directory path \n");
 114         fprintf(stdout,"  -OutFor \n");
 115         fprintf(stdout,"    REQUIRED only if -ImgDir is used\n");
 116         fprintf(stdout,"          Need to specify only format without filename <BMP>  \n");
 117         fprintf(stdout,"    Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA formats\n");
 118         fprintf(stdout,"  -i <compressed file>\n");
 119         fprintf(stdout,"    REQUIRED only if an Input image directory not specified\n");
 120         fprintf(stdout,"    Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
 121         fprintf(stdout,"    is identified based on its suffix.\n");
 122         fprintf(stdout,"  -o <decompressed file>\n");
 123         fprintf(stdout,"    REQUIRED\n");
 124         fprintf(stdout,"    Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA files\n");
 125         fprintf(stdout,"    Binary data is written to the file (not ascii). If a PGX\n");
 126         fprintf(stdout,"    filename is given, there will be as many output files as there are\n");
 127         fprintf(stdout,"    components: an indice starting from 0 will then be appended to the\n");
 128         fprintf(stdout,"    output filename, just before the \"pgx\" extension. If a PGM filename\n");
 129         fprintf(stdout,"    is given and there are more than one component, only the first component\n");
 130         fprintf(stdout,"    will be written to the file.\n");
 131         fprintf(stdout,"  -r <reduce factor>\n");
 132         fprintf(stdout,"    Set the number of highest resolution levels to be discarded. The\n");
 133         fprintf(stdout,"    image resolution is effectively divided by 2 to the power of the\n");
 134         fprintf(stdout,"    number of discarded levels. The reduce factor is limited by the\n");
 135         fprintf(stdout,"    smallest total number of decomposition levels among tiles.\n");
 136         fprintf(stdout,"  -l <number of quality layers to decode>\n");
 137         fprintf(stdout,"    Set the maximum number of quality layers to decode. If there are\n");
 138         fprintf(stdout,"    less quality layers than the specified number, all the quality layers\n");
 139         fprintf(stdout,"    are decoded.\n");
 140         fprintf(stdout,"  -x  \n");
 141         fprintf(stdout,"    Create an index file *.Idx (-x index_name.Idx) \n");
 142         fprintf(stdout,"\n");
 143 /* UniPG>> */
 144 #ifdef USE_JPWL
 145         fprintf(stdout,"  -W <options>\n");
 146         fprintf(stdout,"    Activates the JPWL correction capability, if the codestream complies.\n");
 147         fprintf(stdout,"    Options can be a comma separated list of <param=val> tokens:\n");
 148         fprintf(stdout,"    c, c=numcomps\n");
 149         fprintf(stdout,"       numcomps is the number of expected components in the codestream\n");
 150         fprintf(stdout,"       (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
 151 #endif /* USE_JPWL */
 152 /* <<UniPG */
 153         fprintf(stdout,"\n");
 154 }
 155
 156 /* -------------------------------------------------------------------------- */
 157
 158 int get_num_images(char *imgdirpath){
 159         DIR *dir;
 160         struct dirent* content;
 161         int num_images = 0;
 162
 163         /*Reading the input images from given input directory*/
 164
 165         dir= opendir(imgdirpath);
 166         if(!dir){
 167                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 168                 return 0;
 169         }
 170
 171         while((content=readdir(dir))!=NULL){
 172                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 173                         continue;
 174                 num_images++;
 175         }
 176         return num_images;
 177 }
 178
 179 /* -------------------------------------------------------------------------- */
 180 int load_images(dircnt_t *dirptr, char *imgdirpath){
 181         DIR *dir;
 182         struct dirent* content;
 183         int i = 0;
 184
 185         /*Reading the input images from given input directory*/
 186
 187         dir= opendir(imgdirpath);
 188         if(!dir){
 189                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 190                 return 1;
 191         }else   {
 192                 fprintf(stderr,"Folder opened successfully\n");
 193         }
 194
 195         while((content=readdir(dir))!=NULL){
 196                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 197                         continue;
 198
 199                 strcpy(dirptr->filename[i],content->d_name);
 200                 i++;
 201         }
 202         return 0;
 203 }
 204
 205 /* -------------------------------------------------------------------------- */
 206 int get_file_format(char *filename) {
 207         unsigned int i;
 208         static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
 209         static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, TGA_DFMT, PNG_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT, J2K_CFMT, J2K_CFMT };
 210         char * ext = strrchr(filename, '.');
 211         if (ext == NULL)
 212                 return -1;
 213         ext++;
 214         if(ext) {
 215                 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
 216                         if(_strnicmp(ext, extension[i], 3) == 0) {
 217                                 return format[i];
 218                         }
 219                 }
 220         }
 221
 222         return -1;
 223 }
 224
 225 /* -------------------------------------------------------------------------- */
 226 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
 227         char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
 228         char *temp_p, temp1[OPJ_PATH_LEN]="";
 229
 230         strcpy(image_filename,dirptr->filename[imageno]);
 231         fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
 232         parameters->decod_format = get_file_format(image_filename);
 233         if (parameters->decod_format == -1)
 234                 return 1;
 235         sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
 236         strncpy(parameters->infile, infilename, sizeof(infilename));
 237
 238         //Set output file
 239         strcpy(temp_ofname,strtok(image_filename,"."));
 240         while((temp_p = strtok(NULL,".")) != NULL){
 241                 strcat(temp_ofname,temp1);
 242                 sprintf(temp1,".%s",temp_p);
 243         }
 244         if(img_fol->set_out_format==1){
 245                 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
 246                 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
 247         }
 248         return 0;
 249 }
 250
 251 /* -------------------------------------------------------------------------- */
 252 /**
 253  * Parse the command line
 254  */
 255 /* -------------------------------------------------------------------------- */
 256 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename) {
 257         /* parse the command line */
 258         int totlen, c;
 259         opj_option_t long_option[]={
 260                 {"ImgDir",REQ_ARG, NULL ,'y'},
 261                 {"OutFor",REQ_ARG, NULL ,'O'},
 262         };
 263
 264         const char optlist[] = "i:o:r:l:x:"
 265
 266 /* UniPG>> */
 267 #ifdef USE_JPWL
 268                                         "W:"
 269 #endif /* USE_JPWL */
 270 /* <<UniPG */
 271                         "h"             ;
 272         totlen=sizeof(long_option);
 273         img_fol->set_out_format = 0;
 274         do {
 275                 c = opj_getopt_long(argc, argv,optlist,long_option,totlen);
 276                 if (c == -1)
 277                         break;
 278                 switch (c) {
 279                         case 'i':                       /* input file */
 280                         {
 281                                 char *infile = opj_optarg;
 282                                 parameters->decod_format = get_file_format(infile);
 283                                 switch(parameters->decod_format) {
 284                                         case J2K_CFMT:
 285                                                 break;
 286                                         case JP2_CFMT:
 287                                                 break;
 288                                         case JPT_CFMT:
 289                                                 break;
 290                                         default:
 291                                                 fprintf(stderr,
 292                                                         "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n",
 293                                                         infile);
 294                                                 return 1;
 295                                 }
 296                                 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
 297                         }
 298                         break;
 299
 300                                 /* ----------------------------------------------------- */
 301
 302                         case 'o':                       /* output file */
 303                         {
 304                                 char *outfile = opj_optarg;
 305                                 parameters->cod_format = get_file_format(outfile);
 306                                 switch(parameters->cod_format) {
 307                                         case PGX_DFMT:
 308                                                 break;
 309                                         case PXM_DFMT:
 310                                                 break;
 311                                         case BMP_DFMT:
 312                                                 break;
 313                                         case TIF_DFMT:
 314                                                 break;
 315                                         case RAW_DFMT:
 316                                                 break;
 317                                         case TGA_DFMT:
 318                                                 break;
 319                                         case PNG_DFMT:
 320                                                 break;
 321                                         default:
 322                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
 323                                                 return 1;
 324                                 }
 325                                 strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
 326                         }
 327                         break;
 328
 329                                 /* ----------------------------------------------------- */
 330
 331                         case 'O':                       /* output format */
 332                         {
 333                                 char outformat[50];
 334                                 char *of = opj_optarg;
 335                                 sprintf(outformat,".%s",of);
 336                                 img_fol->set_out_format = 1;
 337                                 parameters->cod_format = get_file_format(outformat);
 338                                 switch(parameters->cod_format) {
 339                                         case PGX_DFMT:
 340                                                 img_fol->out_format = "pgx";
 341                                                 break;
 342                                         case PXM_DFMT:
 343                                                 img_fol->out_format = "ppm";
 344                                                 break;
 345                                         case BMP_DFMT:
 346                                                 img_fol->out_format = "bmp";
 347                                                 break;
 348                                         case TIF_DFMT:
 349                                                 img_fol->out_format = "tif";
 350                                                 break;
 351                                         case RAW_DFMT:
 352                                                 img_fol->out_format = "raw";
 353                                                 break;
 354                                         case TGA_DFMT:
 355                                                 img_fol->out_format = "raw";
 356                                                 break;
 357                                         case PNG_DFMT:
 358                                                 img_fol->out_format = "png";
 359                                                 break;
 360                                         default:
 361                                                 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
 362                                                 return 1;
 363                                                 break;
 364                                 }
 365                         }
 366                         break;
 367
 368                                 /* ----------------------------------------------------- */
 369
 370
 371                         case 'r':               /* reduce option */
 372                         {
 373                                 sscanf(opj_optarg, "%d", &parameters->cp_reduce);
 374                         }
 375                         break;
 376
 377                                 /* ----------------------------------------------------- */
 378
 379
 380                         case 'l':               /* layering option */
 381                         {
 382                                 sscanf(opj_optarg, "%d", &parameters->cp_layer);
 383                         }
 384                         break;
 385
 386                                 /* ----------------------------------------------------- */
 387
 388                         case 'h':                       /* display an help description */
 389                                 decode_help_display();
 390                                 return 1;
 391
 392                                 /* ------------------------------------------------------ */
 393
 394                         case 'y':                       /* Image Directory path */
 395                                 {
 396                                         img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1);
 397                                         strcpy(img_fol->imgdirpath,opj_optarg);
 398                                         img_fol->set_imgdir=1;
 399                                 }
 400                                 break;
 401                                 /* ----------------------------------------------------- */
 402                         case 'x':                       /* Creation of index file */
 403                                 {
 404                                         char *index = opj_optarg;
 405                                         strncpy(indexfilename, index, OPJ_PATH_LEN);
 406                                 }
 407                                 break;
 408                                 /* ----------------------------------------------------- */
 409                                 /* UniPG>> */
 410 #ifdef USE_JPWL
 411
 412                         case 'W':                       /* activate JPWL correction */
 413                         {
 414                                 char *token = NULL;
 415
 416                                 token = strtok(opj_optarg, ",");
 417                                 while(token != NULL) {
 418
 419                                         /* search expected number of components */
 420                                         if (*token == 'c') {
 421
 422                                                 static int compno;
 423
 424                                                 compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
 425
 426                                                 if(sscanf(token, "c=%d", &compno) == 1) {
 427                                                         /* Specified */
 428                                                         if ((compno < 1) || (compno > 256)) {
 429                                                                 fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
 430                                                                 return 1;
 431                                                         }
 432                                                         parameters->jpwl_exp_comps = compno;
 433
 434                                                 } else if (!strcmp(token, "c")) {
 435                                                         /* default */
 436                                                         parameters->jpwl_exp_comps = compno; /* auto for default size */
 437
 438                                                 } else {
 439                                                         fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
 440                                                         return 1;
 441                                                 };
 442                                         }
 443
 444                                         /* search maximum number of tiles */
 445                                         if (*token == 't') {
 446
 447                                                 static int tileno;
 448
 449                                                 tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
 450
 451                                                 if(sscanf(token, "t=%d", &tileno) == 1) {
 452                                                         /* Specified */
 453                                                         if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
 454                                                                 fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
 455                                                                 return 1;
 456                                                         }
 457                                                         parameters->jpwl_max_tiles = tileno;
 458
 459                                                 } else if (!strcmp(token, "t")) {
 460                                                         /* default */
 461                                                         parameters->jpwl_max_tiles = tileno; /* auto for default size */
 462
 463                                                 } else {
 464                                                         fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
 465                                                         return 1;
 466                                                 };
 467                                         }
 468
 469                                         /* next token or bust */
 470                                         token = strtok(NULL, ",");
 471                                 };
 472                                 parameters->jpwl_correct = OPJ_TRUE;
 473                                 fprintf(stdout, "JPWL correction capability activated\n");
 474                                 fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
 475                         }
 476                         break;
 477 #endif /* USE_JPWL */
 478 /* <<UniPG */
 479
 480                                 /* ----------------------------------------------------- */
 481
 482                         default:
 483                                 fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, opj_optarg);
 484                                 break;
 485                 }
 486         }while(c != -1);
 487
 488         /* check for possible errors */
 489         if(img_fol->set_imgdir==1){
 490                 if(!(parameters->infile[0]==0)){
 491                         fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n");
 492                         return 1;
 493                 }
 494                 if(img_fol->set_out_format == 0){
 495                         fprintf(stderr, "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
 496                         fprintf(stderr, "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n");
 497                         return 1;
 498                 }
 499                 if(!((parameters->outfile[0] == 0))){
 500                         fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n");
 501                         return 1;
 502                 }
 503         }else{
 504                 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
 505                         fprintf(stderr, "Example: %s -i image.j2k -o image.pgm\n",argv[0]);
 506                         fprintf(stderr, "    Try: %s -h\n",argv[0]);
 507                         return 1;
 508                 }
 509         }
 510
 511         return 0;
 512 }
 513
 514 /* -------------------------------------------------------------------------- */
 515 /**
 516  * Parse decoding area input values
 517  * separator = ","
 518  */
 519 /* -------------------------------------------------------------------------- */
 520 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
 521 {
 522         int it = 0;
 523         int values[4];
 524         char delims[] = ",";
 525         char *result = NULL;
 526         result = strtok( inArg, delims );
 527
 528         while( (result != NULL) && (it < 4 ) ) {
 529                 values[it] = atoi(result);
 530                 result = strtok( NULL, delims );
 531                 it++;
 532         }
 533
 534         if (it != 4) {
 535                 return EXIT_FAILURE;
 536         }
 537         else{
 538                 *DA_x0 = values[0]; *DA_y0 = values[1];
 539                 *DA_x1 = values[2]; *DA_y1 = values[3];
 540                 return EXIT_SUCCESS;
 541         }
 542 }
 543
 544 /* -------------------------------------------------------------------------- */
 545
 546 /**
 547 sample error callback expecting a FILE* client object
 548 */
 549 void error_callback(const char *msg, void *client_data) {
 550         FILE *stream = (FILE*)client_data;
 551         fprintf(stream, "[ERROR] %s", msg);
 552 }
 553 /**
 554 sample warning callback expecting a FILE* client object
 555 */
 556 void warning_callback(const char *msg, void *client_data) {
 557         FILE *stream = (FILE*)client_data;
 558         fprintf(stream, "[WARNING] %s", msg);
 559 }
 560 /**
 561 sample debug callback expecting no client object
 562 */
 563 void info_callback(const char *msg, void *client_data) {
 564         (void)client_data;
 565         fprintf(stdout, "[INFO] %s", msg);
 566 }
 567
 568 /* -------------------------------------------------------------------------- */
 569 /**
 570  * J2K_TO_IMAGE MAIN
 571  */
 572 /* -------------------------------------------------------------------------- */
 573 int main(int argc, char **argv)
 574 {
 575         FILE *fsrc = NULL;
 576
 577         opj_dparameters_t parameters;                   /* decompression parameters */
 578         opj_event_mgr_t event_mgr;                              /* event manager */
 579         opj_image_t* image = NULL;
 580         opj_stream_t *cio = NULL;                               /* Stream */
 581         opj_codec_t* dinfo = NULL;                              /* Handle to a decompressor */
 582         opj_codestream_index_t* cstr_index = NULL;
 583
 584         char indexfilename[OPJ_PATH_LEN];       /* index file name */
 585
 586         OPJ_INT32 num_images, imageno;
 587         img_fol_t img_fol;
 588         dircnt_t *dirptr = NULL;
 589
 590         /* configure the event callbacks (not required) */
 591         memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
 592         event_mgr.error_handler = error_callback;
 593         event_mgr.warning_handler = warning_callback;
 594         event_mgr.info_handler = info_callback;
 595
 596         /* set decoding parameters to default values */
 597         opj_set_default_decoder_parameters(&parameters);
 598
 599         /* FIXME Initialize indexfilename and img_fol */
 600         *indexfilename = 0;
 601
 602         /* Initialize img_fol */
 603         memset(&img_fol,0,sizeof(img_fol_t));
 604
 605         /* parse input and get user encoding parameters */
 606         if(parse_cmdline_decoder(argc, argv, &parameters,&img_fol, indexfilename) == 1) {
 607                 return EXIT_FAILURE;
 608         }
 609
 610         /* Set default event mgr */
 611         opj_initialize_default_event_handler(&event_mgr, 1);
 612
 613         /* Initialize reading of directory */
 614         if(img_fol.set_imgdir==1){
 615                 int it_image;
 616                 num_images=get_num_images(img_fol.imgdirpath);
 617
 618                 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
 619                 if(dirptr){
 620                         dirptr->filename_buf = (char*)malloc(num_images*OPJ_PATH_LEN*sizeof(char));     /* Stores at max 10 image file names */
 621                         dirptr->filename = (char**) malloc(num_images*sizeof(char*));
 622
 623                         if(!dirptr->filename_buf){
 624                                 return EXIT_FAILURE;
 625                         }
 626                         for(it_image=0;it_image<num_images;it_image++){
 627                                 dirptr->filename[it_image] = dirptr->filename_buf + it_image*OPJ_PATH_LEN;
 628                         }
 629                 }
 630                 if(load_images(dirptr,img_fol.imgdirpath)==1){
 631                         return EXIT_FAILURE;
 632                 }
 633                 if (num_images==0){
 634                         fprintf(stdout,"Folder is empty\n");
 635                         return EXIT_FAILURE;
 636                 }
 637         }else{
 638                 num_images=1;
 639         }
 640
 641         /*Decoding image one by one*/
 642         for(imageno = 0; imageno < num_images ; imageno++)      {
 643
 644                 fprintf(stderr,"\n");
 645
 646                 if(img_fol.set_imgdir==1){
 647                         if (get_next_file(imageno, dirptr,&img_fol, &parameters)) {
 648                                 fprintf(stderr,"skipping file...\n");
 649                                 continue;
 650                         }
 651                 }
 652
 653                 /* read the input file and put it in memory */
 654                 /* ---------------------------------------- */
 655                 fsrc = fopen(parameters.infile, "rb");
 656                 if (!fsrc) {
 657                         fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);
 658                         return EXIT_FAILURE;
 659                 }
 660
 661                 cio = opj_stream_create_default_file_stream(fsrc,1);
 662                 if (!cio){
 663                         fclose(fsrc);
 664                         fprintf(stderr, "ERROR -> failed to create the stream from the file\n");
 665                         return EXIT_FAILURE;
 666                 }
 667
 668                 /* decode the JPEG2000 stream */
 669                 /* ---------------------- */
 670
 671                 switch(parameters.decod_format) {
 672                         case J2K_CFMT:  /* JPEG-2000 codestream */
 673                         {
 674                                 /* Get a decoder handle */
 675                                 dinfo = opj_create_decompress_v2(CODEC_J2K);
 676                                 break;
 677                         }
 678                         case JP2_CFMT:  /* JPEG 2000 compressed image data */
 679                         {
 680                                 /* Get a decoder handle */
 681                                 dinfo = opj_create_decompress_v2(CODEC_JP2);
 682                                 break;
 683                         }
 684                         case JPT_CFMT:  /* JPEG 2000, JPIP */
 685                         {
 686                                 /* Get a decoder handle */
 687                                 dinfo = opj_create_decompress_v2(CODEC_JPT);
 688                                 break;
 689                         }
 690                         default:
 691                                 fprintf(stderr, "skipping file..\n");
 692                                 opj_stream_destroy(cio);
 693                                 continue;
 694                 }
 695
 696                 /* Setup the decoder decoding parameters using user parameters */
 697                 if ( !opj_setup_decoder_v2(dinfo, &parameters, &event_mgr) ){
 698                         fprintf(stderr, "ERROR -> j2k_dump: failed to setup the decoder\n");
 699                         opj_stream_destroy(cio);
 700                         fclose(fsrc);
 701                         opj_destroy_codec(dinfo);
 702                         return EXIT_FAILURE;
 703                 }
 704
 705
 706                 /* Read the main header of the codestream and if necessary the JP2 boxes*/
 707                 if(! opj_read_header(cio, dinfo, &image)){
 708                         fprintf(stderr, "ERROR -> j2k_dump: failed to read the header\n");
 709                         opj_stream_destroy(cio);
 710                         fclose(fsrc);
 711                         opj_destroy_codec(dinfo);
 712                         return EXIT_FAILURE;
 713                 }
 714
 715                 /* Get the decoded image */
 716                 if ( !( opj_decode_v2(dinfo, cio, image) && opj_end_decompress(dinfo,cio) ) ) {
 717                         fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
 718                         opj_destroy_codec(dinfo);
 719                         opj_stream_destroy(cio);
 720                         fclose(fsrc);
 721                         return EXIT_FAILURE;
 722                 }
 723
 724                 opj_dump_codec(dinfo, OPJ_J2K_MH_IND, stdout );
 725
 726                 cstr_index = opj_get_cstr_index(dinfo);
 727
 728                 /* Close the byte stream */
 729                 opj_stream_destroy(cio);
 730                 fclose(fsrc);
 731
 732
 733                 if(image->color_space == CLRSPC_SYCC){
 734                         color_sycc_to_rgb(image); /* FIXME */
 735                 }
 736
 737                 if(image->icc_profile_buf) {
 738 #if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
 739                         color_apply_icc_profile(image); /* FIXME */
 740 #endif
 741                         free(image->icc_profile_buf);
 742                         image->icc_profile_buf = NULL; image->icc_profile_len = 0;
 743                 }
 744
 745                 /* create output image */
 746                 /* ------------------- */
 747                 switch (parameters.cod_format) {
 748                 case PXM_DFMT:                  /* PNM PGM PPM */
 749                         if (imagetopnm(image, parameters.outfile)) {
 750                                 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
 751                         }
 752                         else {
 753                                 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
 754                         }
 755                         break;
 756
 757                 case PGX_DFMT:                  /* PGX */
 758                         if(imagetopgx(image, parameters.outfile)){
 759                                 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
 760                         }
 761                         else {
 762                                 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
 763                         }
 764                         break;
 765
 766                 case BMP_DFMT:                  /* BMP */
 767                         if(imagetobmp(image, parameters.outfile)){
 768                                 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
 769                         }
 770                         else {
 771                                 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
 772                         }
 773                         break;
 774 #ifdef HAVE_LIBTIFF
 775                 case TIF_DFMT:                  /* TIFF */
 776                         if(imagetotif(image, parameters.outfile)){
 777                                 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
 778                         }
 779                         else {
 780                                 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
 781                         }
 782                         break;
 783 #endif /* HAVE_LIBTIFF */
 784                 case RAW_DFMT:                  /* RAW */
 785                         if(imagetoraw(image, parameters.outfile)){
 786                                 fprintf(stdout,"Error generating raw file. Outfile %s not generated\n",parameters.outfile);
 787                         }
 788                         else {
 789                                 fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
 790                         }
 791                         break;
 792
 793                 case TGA_DFMT:                  /* TGA */
 794                         if(imagetotga(image, parameters.outfile)){
 795                                 fprintf(stdout,"Error generating tga file. Outfile %s not generated\n",parameters.outfile);
 796                         }
 797                         else {
 798                                 fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
 799                         }
 800                         break;
 801 #ifdef HAVE_LIBPNG
 802                 case PNG_DFMT:                  /* PNG */
 803                         if(imagetopng(image, parameters.outfile)){
 804                                 fprintf(stdout,"Error generating png file. Outfile %s not generated\n",parameters.outfile);
 805                         }
 806                         else {
 807                                 fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
 808                         }
 809                         break;
 810 #endif /* HAVE_LIBPNG */
 811 /* Can happen if output file is TIFF or PNG
 812  * and HAVE_LIBTIF or HAVE_LIBPNG is undefined
 813 */
 814                         default:
 815                                 fprintf(stderr,"Outfile %s not generated\n",parameters.outfile);
 816                 }
 817
 818                 /* free remaining structures */
 819                 if (dinfo) {
 820                         opj_destroy_codec(dinfo);
 821                 }
 822
 823
 824                 /* free image data structure */
 825                 opj_image_destroy(image);
 826
 827                 /* destroy the codestream index */
 828                 opj_destroy_cstr_index(&cstr_index);
 829
 830         }
 831         return EXIT_SUCCESS;
 832 }
 833 //end main
 834
 835
 836
 837