applications/codec/j2k_dump.c

   1 /*
   2  * Copyright (c) 2010, Mathieu Malaterre, GDCM
   3  * Copyright (c) 2011, Mickael Savinaud, Communications & Systemes <mickael.savinaud@c-s.fr>
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  19  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  20  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  21  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  24  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  25  * POSSIBILITY OF SUCH DAMAGE.
  26  */
  27 #include "opj_config.h"
  28
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <stdlib.h>
  32 #include <math.h>
  33
  34 #ifdef _WIN32
  35 #include "windirent.h"
  36 #else
  37 #include <dirent.h>
  38 #endif /* _WIN32 */
  39
  40 #ifdef _WIN32
  41 #include <windows.h>
  42 #else
  43 #include <strings.h>
  44 #define _stricmp strcasecmp
  45 #define _strnicmp strncasecmp
  46 #endif /* _WIN32 */
  47
  48 #include "openjpeg.h"
  49 #include "j2k.h"
  50 #include "jp2.h"
  51 #include "opj_getopt.h"
  52 #include "convert.h"
  53 #include "index.h"
  54
  55 #include "format_defs.h"
  56
  57 typedef struct dircnt{
  58         /** Buffer for holding images read from Directory*/
  59         char *filename_buf;
  60         /** Pointer to the buffer*/
  61         char **filename;
  62 }dircnt_t;
  63
  64
  65 typedef struct img_folder{
  66         /** The directory path of the folder containing input images*/
  67         char *imgdirpath;
  68         /** Output format*/
  69         const char *out_format;
  70         /** Enable option*/
  71         char set_imgdir;
  72         /** Enable Cod Format for output*/
  73         char set_out_format;
  74
  75 }img_fol_t;
  76
  77 /* -------------------------------------------------------------------------- */
  78 /* Declarations                                                               */
  79 int get_num_images(char *imgdirpath);
  80 int load_images(dircnt_t *dirptr, char *imgdirpath);
  81 int get_file_format(char *filename);
  82 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters);
  83
  84 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol);
  85 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1);
  86
  87 /* -------------------------------------------------------------------------- */
  88 void decode_help_display(void) {
  89         fprintf(stdout,"HELP for j2k_dump\n----\n\n");
  90         fprintf(stdout,"- the -h option displays this help information on screen\n\n");
  91
  92 /* UniPG>> */
  93         fprintf(stdout,"List of parameters for the JPEG 2000 "
  94 #ifdef USE_JPWL
  95                 "+ JPWL "
  96 #endif /* USE_JPWL */
  97                 "decoder:\n");
  98 /* <<UniPG */
  99         fprintf(stdout,"\n");
 100         fprintf(stdout,"\n");
 101         fprintf(stdout,"  -ImgDir \n");
 102         fprintf(stdout,"        Image file Directory path \n");
 103         fprintf(stdout,"  -i <compressed file>\n");
 104         fprintf(stdout,"    REQUIRED only if an Input image directory not specified\n");
 105         fprintf(stdout,"    Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
 106         fprintf(stdout,"    is identified based on its suffix.\n");
 107         fprintf(stdout,"  -o <output file>\n");
 108         fprintf(stdout,"    OPTIONAL\n");
 109         fprintf(stdout,"    Output file where file info will be dump.\n");
 110         fprintf(stdout,"    By default it will be in the stdout.\n");
 111         fprintf(stdout,"  -d <x0,x1,y0,y1>\n"); /* FIXME WIP_MSD */
 112         fprintf(stdout,"    OPTIONAL\n");
 113         fprintf(stdout,"    Decoding area\n");
 114         fprintf(stdout,"    By default all tiles header are read.\n");
 115         fprintf(stdout,"  -v "); /* FIXME WIP_MSD */
 116         fprintf(stdout,"    OPTIONAL\n");
 117         fprintf(stdout,"    Activate or not the verbose mode (display info and warning message)\n");
 118         fprintf(stdout,"    By default verbose mode is off.\n");
 119         fprintf(stdout,"\n");
 120 }
 121
 122 /* -------------------------------------------------------------------------- */
 123 int get_num_images(char *imgdirpath){
 124         DIR *dir;
 125         struct dirent* content;
 126         int num_images = 0;
 127
 128         /*Reading the input images from given input directory*/
 129
 130         dir= opendir(imgdirpath);
 131         if(!dir){
 132                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 133                 return 0;
 134         }
 135
 136         while((content=readdir(dir))!=NULL){
 137                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 138                         continue;
 139                 num_images++;
 140         }
 141         return num_images;
 142 }
 143
 144 /* -------------------------------------------------------------------------- */
 145 int load_images(dircnt_t *dirptr, char *imgdirpath){
 146         DIR *dir;
 147         struct dirent* content;
 148         int i = 0;
 149
 150         /*Reading the input images from given input directory*/
 151
 152         dir= opendir(imgdirpath);
 153         if(!dir){
 154                 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
 155                 return 1;
 156         }else   {
 157                 fprintf(stderr,"Folder opened successfully\n");
 158         }
 159
 160         while((content=readdir(dir))!=NULL){
 161                 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
 162                         continue;
 163
 164                 strcpy(dirptr->filename[i],content->d_name);
 165                 i++;
 166         }
 167         return 0;
 168 }
 169
 170 /* -------------------------------------------------------------------------- */
 171 int get_file_format(char *filename) {
 172         unsigned int i;
 173         static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc"  };
 174         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 };
 175         char * ext = strrchr(filename, '.');
 176         if (ext == NULL)
 177                 return -1;
 178         ext++;
 179         if(ext) {
 180                 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
 181                         if(_strnicmp(ext, extension[i], 3) == 0) {
 182                                 return format[i];
 183                         }
 184                 }
 185         }
 186
 187         return -1;
 188 }
 189
 190 /* -------------------------------------------------------------------------- */
 191 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
 192         char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
 193         char *temp_p, temp1[OPJ_PATH_LEN]="";
 194
 195         strcpy(image_filename,dirptr->filename[imageno]);
 196         fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
 197         parameters->decod_format = get_file_format(image_filename);
 198         if (parameters->decod_format == -1)
 199                 return 1;
 200         sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
 201         strncpy(parameters->infile, infilename, sizeof(infilename));
 202
 203         /* Set output file */
 204         strcpy(temp_ofname,strtok(image_filename,"."));
 205         while((temp_p = strtok(NULL,".")) != NULL){
 206                 strcat(temp_ofname,temp1);
 207                 sprintf(temp1,".%s",temp_p);
 208         }
 209         if(img_fol->set_out_format==1){
 210                 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
 211                 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
 212         }
 213         return 0;
 214 }
 215
 216 /* -------------------------------------------------------------------------- */
 217 /**
 218  * Parse the command line
 219  */
 220 /* -------------------------------------------------------------------------- */
 221 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol) {
 222         int totlen, c;
 223         opj_option_t long_option[]={
 224                 {"ImgDir",REQ_ARG, NULL ,'y'},
 225         };
 226         const char optlist[] = "i:o:d:hv";
 227
 228         totlen=sizeof(long_option);
 229         img_fol->set_out_format = 0;
 230         do {
 231                 c = opj_getopt_long(argc, argv,optlist,long_option,totlen);
 232                 if (c == -1)
 233                         break;
 234                 switch (c) {
 235                         case 'i':                       /* input file */
 236                         {
 237                                 char *infile = opj_optarg;
 238                                 parameters->decod_format = get_file_format(infile);
 239                                 switch(parameters->decod_format) {
 240                                         case J2K_CFMT:
 241                                                 break;
 242                                         case JP2_CFMT:
 243                                                 break;
 244                                         case JPT_CFMT:
 245                                                 break;
 246                                         default:
 247                                                 fprintf(stderr,
 248                                                         "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n",
 249                                                         infile);
 250                                                 return 1;
 251                                 }
 252                                 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
 253                         }
 254                         break;
 255
 256                                 /* ------------------------------------------------------ */
 257
 258                         case 'o':     /* output file */
 259                         {
 260                           char *outfile = opj_optarg;
 261                           strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
 262                         }
 263                         break;
 264
 265                                 /* ----------------------------------------------------- */
 266
 267                         case 'h':                       /* display an help description */
 268                                 decode_help_display();
 269                                 return 1;
 270
 271                                 /* ------------------------------------------------------ */
 272
 273                         case 'y':                       /* Image Directory path */
 274                         {
 275                                 img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1);
 276                                 strcpy(img_fol->imgdirpath,opj_optarg);
 277                                 img_fol->set_imgdir=1;
 278                         }
 279                         break;
 280
 281                                 /* ----------------------------------------------------- */
 282
 283                         case 'd':               /* Input decode ROI */
 284                         {
 285                                 int size_optarg = (int)strlen(opj_optarg) + 1;
 286                                 char *ROI_values = (char*) malloc(size_optarg);
 287                                 ROI_values[0] = '\0';
 288                                 strncpy(ROI_values, opj_optarg, strlen(opj_optarg));
 289                                 ROI_values[strlen(opj_optarg)] = '\0';
 290                                 /*printf("ROI_values = %s [%d / %d]\n", ROI_values, strlen(ROI_values), size_optarg ); */
 291                                 parse_DA_values( ROI_values, &parameters->DA_x0, &parameters->DA_y0, &parameters->DA_x1, &parameters->DA_y1);
 292                         }
 293                         break;
 294                         /* ----------------------------------------------------- */
 295
 296                         case 'v':               /* Verbose mode */
 297                         {
 298                                 parameters->m_verbose = 1;
 299                         }
 300                         break;
 301
 302                                 /* ----------------------------------------------------- */
 303                         default:
 304                                 fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, opj_optarg);
 305                                 break;
 306                 }
 307         }while(c != -1);
 308
 309         /* check for possible errors */
 310         if(img_fol->set_imgdir==1){
 311                 if(!(parameters->infile[0]==0)){
 312                         fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n");
 313                         return 1;
 314                 }
 315                 if(img_fol->set_out_format == 0){
 316                         fprintf(stderr, "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
 317                         fprintf(stderr, "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n");
 318                         return 1;
 319                 }
 320                 if(!((parameters->outfile[0] == 0))){
 321                         fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n");
 322                         return 1;
 323                 }
 324         }else{
 325                 if((parameters->infile[0] == 0) ) {
 326                         fprintf(stderr, "Example: %s -i image.j2k\n",argv[0]);
 327                         fprintf(stderr, "    Try: %s -h\n",argv[0]);
 328                         return 1;
 329                 }
 330         }
 331
 332         return 0;
 333 }
 334
 335 /* -------------------------------------------------------------------------- */
 336 /**
 337  * Parse decoding area input values
 338  * separator = ","
 339  */
 340 /* -------------------------------------------------------------------------- */
 341 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
 342 {
 343         int it = 0;
 344         int values[4];
 345         char delims[] = ",";
 346         char *result = NULL;
 347         result = strtok( inArg, delims );
 348
 349         while( (result != NULL) && (it < 4 ) ) {
 350                 values[it] = atoi(result);
 351                 result = strtok( NULL, delims );
 352                 it++;
 353         }
 354
 355         if (it != 4) {
 356                 return EXIT_FAILURE;
 357         }
 358         else{
 359                 *DA_x0 = values[0]; *DA_y0 = values[1];
 360                 *DA_x1 = values[2]; *DA_y1 = values[3];
 361                 return EXIT_SUCCESS;
 362         }
 363 }
 364
 365
 366 /* -------------------------------------------------------------------------- */
 367 /**
 368  * J2K_DUMP MAIN
 369  */
 370 /* -------------------------------------------------------------------------- */
 371 int main(int argc, char *argv[])
 372 {
 373         FILE *fsrc = NULL, *fout = NULL;
 374
 375         opj_dparameters_t parameters;                   /* Decompression parameters */
 376         opj_event_mgr_t event_mgr;                              /* Event manager */
 377         opj_image_header_t img_header;                  /* Image info structure */
 378         opj_codec_t* dinfo = NULL;                              /* Handle to a decompressor */
 379         opj_stream_t *cio = NULL;                               /* Stream */
 380         opj_codestream_info_v2_t* cstr_info;
 381         opj_codestream_index_t* cstr_index;
 382
 383         OPJ_INT32 num_images, imageno;
 384         img_fol_t img_fol;
 385         dircnt_t *dirptr = NULL;
 386
 387         opj_bool l_go_on = OPJ_TRUE;
 388         OPJ_UINT32 l_max_data_size = 1000;
 389         OPJ_BYTE * l_data = (OPJ_BYTE *) malloc(1000);
 390
 391         /* Set decoding parameters to default values */
 392         opj_set_default_decoder_parameters(&parameters);
 393
 394         /* Initialize img_fol */
 395         memset(&img_fol,0,sizeof(img_fol_t));
 396
 397         /* Parse input and get user encoding parameters */
 398         if(parse_cmdline_decoder(argc, argv, &parameters,&img_fol) == 1) {
 399                 return EXIT_FAILURE;
 400         }
 401
 402         /* Set default event mgr */
 403         opj_set_default_event_handler(&event_mgr, parameters.m_verbose);
 404
 405         /* Initialize reading of directory */
 406         if(img_fol.set_imgdir==1){
 407                 int it_image;
 408                 num_images=get_num_images(img_fol.imgdirpath);
 409
 410                 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
 411                 if(dirptr){
 412                         dirptr->filename_buf = (char*)malloc(num_images*OPJ_PATH_LEN*sizeof(char));     /* Stores at max 10 image file names */
 413                         dirptr->filename = (char**) malloc(num_images*sizeof(char*));
 414
 415                         if(!dirptr->filename_buf){
 416                                 return EXIT_FAILURE;
 417                         }
 418
 419                         for(it_image=0;it_image<num_images;it_image++){
 420                                 dirptr->filename[it_image] = dirptr->filename_buf + it_image*OPJ_PATH_LEN;
 421                         }
 422                 }
 423                 if(load_images(dirptr,img_fol.imgdirpath)==1){
 424                         return EXIT_FAILURE;
 425                 }
 426
 427                 if (num_images==0){
 428                         fprintf(stdout,"Folder is empty\n");
 429                         return EXIT_FAILURE;
 430                 }
 431         }else{
 432                 num_images=1;
 433         }
 434
 435         /* Try to open for writing the output file if necessary */
 436         if (parameters.outfile[0] != 0){
 437                 fout = fopen(parameters.outfile,"w");
 438                 if (!fout){
 439                         fprintf(stderr, "ERROR -> failed to open %s for writing\n", parameters.outfile);
 440                         return EXIT_FAILURE;
 441                 }
 442         }
 443         else
 444                 fout = stdout;
 445
 446         /* Read the header of each image one by one */
 447         for(imageno = 0; imageno < num_images ; imageno++){
 448
 449                 fprintf(stderr,"\n");
 450
 451                 if(img_fol.set_imgdir==1){
 452                         if (get_next_file(imageno, dirptr,&img_fol, &parameters)) {
 453                                 fprintf(stderr,"skipping file...\n");
 454                                 continue;
 455                         }
 456                 }
 457
 458                 /* Read the input file and put it in memory */
 459                 /* ---------------------------------------- */
 460                 fsrc = fopen(parameters.infile, "rb");
 461                 if (!fsrc) {
 462                         fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);
 463                         return EXIT_FAILURE;
 464                 }
 465
 466                 cio = opj_stream_create_default_file_stream(fsrc,1);
 467                 if (!cio){
 468                         fprintf(stderr, "ERROR -> failed to create the stream from the file\n");
 469                         return EXIT_FAILURE;
 470                 }
 471
 472                 /* Read the JPEG2000 stream */
 473                 /* ------------------------ */
 474
 475                 switch(parameters.decod_format) {
 476                         case J2K_CFMT:  /* JPEG-2000 codestream */
 477                         {
 478                                 /* Get a decoder handle */
 479                                 dinfo = opj_create_decompress_v2(CODEC_J2K);
 480                                 break;
 481                         }
 482                         case JP2_CFMT:  /* JPEG 2000 compressed image data */
 483                         {
 484                                 /* Get a decoder handle */
 485                                 dinfo = opj_create_decompress_v2(CODEC_JP2);
 486                                 break;
 487                         }
 488                         case JPT_CFMT:  /* JPEG 2000, JPIP */
 489                         {
 490                                 /* Get a decoder handle */
 491                                 dinfo = opj_create_decompress_v2(CODEC_JPT);
 492                                 break;
 493                         }
 494                         default:
 495                                 fprintf(stderr, "skipping file..\n");
 496                                 opj_stream_destroy(cio);
 497                                 continue;
 498                 }
 499
 500                 /* Setup the decoder decoding parameters using user parameters */
 501                 if ( !opj_setup_decoder_v2(dinfo, &parameters, &event_mgr) ){
 502                         fprintf(stderr, "ERROR -> j2k_dump: failed to setup the decoder\n");
 503                         opj_stream_destroy(cio);
 504                         fclose(fsrc);
 505                         opj_destroy_codec(dinfo);
 506                         fclose(fout);
 507                         return EXIT_FAILURE;
 508                 }
 509
 510                 /* Read the main header of the codestream and if necessary the JP2 boxes*/
 511                 if(! opj_read_header(cio, dinfo, &img_header)){
 512                         fprintf(stderr, "ERROR -> j2k_dump: failed to read the header\n");
 513                         opj_stream_destroy(cio);
 514                         fclose(fsrc);
 515                         opj_destroy_codec(dinfo);
 516                         fclose(fout);
 517                         return EXIT_FAILURE;
 518                 }
 519
 520                 opj_dump_codec(dinfo, OPJ_IMG_INFO | OPJ_J2K_MH_INFO | OPJ_J2K_MH_IND, stdout );
 521
 522                 cstr_info = opj_get_cstr_info(dinfo);
 523
 524                 cstr_index = opj_get_cstr_index(dinfo);
 525
 526                 fprintf(stdout,"Setting decoding area to %d,%d,%d,%d\n",
 527                                 parameters.DA_x0, parameters.DA_y0, parameters.DA_x1, parameters.DA_y1);
 528
 529 #ifdef MSD
 530                 /* FIXME WIP_MSD <*/
 531                 if (! opj_set_decode_area(      dinfo,
 532                                                                         parameters.DA_x0, parameters.DA_y0,
 533                                                                         parameters.DA_x1, parameters.DA_y1)){
 534                         fprintf(stderr, "ERROR -> j2k_dump: failed to set the decoded area\n");
 535                         opj_stream_destroy(cio);
 536                         opj_destroy_codec(dinfo);
 537                         fclose(fsrc);
 538                         fclose(fout);
 539                         return EXIT_FAILURE;
 540                 }
 541
 542                 while (l_go_on) {
 543                         OPJ_INT32 l_current_tile_x0,l_current_tile_y0,l_current_tile_x1,l_current_tile_y1;
 544                         OPJ_UINT32 l_nb_comps, l_tile_index, l_data_size;
 545
 546
 547                         if (! opj_read_tile_header(     dinfo,
 548                                                                                 cio,
 549                                                                                 &l_tile_index,
 550                                                                                 &l_data_size,
 551                                                                                 &l_current_tile_x0,
 552                                                                                 &l_current_tile_y0,
 553                                                                                 &l_current_tile_x1,
 554                                                                                 &l_current_tile_y1,
 555                                                                                 &l_nb_comps,
 556                                                                                 &l_go_on
 557                                                                                 )) {
 558                                 fprintf(stderr, "ERROR -> j2k_dump: failed read the tile header\n");
 559                                 opj_stream_destroy(cio);
 560                                 fclose(fsrc);
 561                                 opj_destroy_codec(dinfo);
 562                                 return EXIT_FAILURE;
 563                         }
 564
 565                         if (l_go_on) {
 566
 567                                 if (l_data_size > l_max_data_size) {
 568
 569                                         l_data = (OPJ_BYTE *) realloc(l_data,l_data_size);
 570                                         if (! l_data) {
 571                                                 opj_stream_destroy(cio);
 572                                                 opj_destroy_codec(dinfo);
 573                                                 fclose(fsrc);
 574                                                 fclose(fout);
 575                                                 return EXIT_FAILURE;
 576                                         }
 577
 578                                         l_max_data_size = l_data_size;
 579                                 }
 580
 581                                 if (! opj_decode_tile_data(dinfo,l_tile_index,l_data,l_data_size,cio))
 582                                 {
 583                                         free(l_data);
 584                                         opj_stream_destroy(cio);
 585                                         opj_destroy_codec(dinfo);
 586                                         fclose(fsrc);
 587                                         fclose(fout);
 588                                         return EXIT_FAILURE;
 589                                 }
 590                                 /** now should inspect image to know the reduction factor and then how to behave with data */
 591                         }
 592                 }
 593                 /* FIXME WIP_MSD >*/
 594 #endif
 595
 596                 /* close the byte stream */
 597                 opj_stream_destroy(cio);
 598                 fclose(fsrc);
 599
 600                 /* free remaining structures */
 601                 if (dinfo) {
 602                         opj_destroy_codec(dinfo);
 603                 }
 604
 605                 /* destroy the image header */
 606                 opj_image_header_destroy(&img_header);
 607
 608         }
 609
 610         /* Close the output file */
 611         fclose(fout);
 612
 613   return EXIT_SUCCESS;
 614 }