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.
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.
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions
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.
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.
40 #include "opj_apps_config.h"
48 #include "windirent.h"
55 #define strcasecmp _stricmp
56 #define strncasecmp _strnicmp
62 #include "opj_getopt.h"
66 #ifdef OPJ_HAVE_LIBLCMS2
69 #ifdef OPJ_HAVE_LIBLCMS1
74 #include "format_defs.h"
76 typedef struct dircnt{
77 /** Buffer for holding images read from Directory*/
79 /** Pointer to the buffer*/
84 typedef struct img_folder{
85 /** The directory path of the folder containing input images*/
88 const char *out_format;
91 /** Enable Cod Format for output*/
96 typedef enum opj_prec_mode
100 } opj_precision_mode;
102 typedef struct opj_prec
105 opj_precision_mode mode;
108 typedef struct opj_decompress_params
110 /** core library parameters */
111 opj_dparameters_t core;
113 /** input file name */
114 char infile[OPJ_PATH_LEN];
115 /** output file name */
116 char outfile[OPJ_PATH_LEN];
117 /** input file format 0: J2K, 1: JP2, 2: JPT */
119 /** output file format 0: PGX, 1: PxM, 2: BMP */
122 /** Decoding area left boundary */
124 /** Decoding area right boundary */
126 /** Decoding area up boundary */
128 /** Decoding area bottom boundary */
133 /** tile number ot the decoded tile*/
134 OPJ_UINT32 tile_index;
135 /** Nb of tile to decode */
136 OPJ_UINT32 nb_tile_to_decode;
138 opj_precision* precision;
139 OPJ_UINT32 nb_precision;
141 /* force output colorspace to RGB */
143 /* upsample components according to their dx/dy values */
145 }opj_decompress_parameters;
147 /* -------------------------------------------------------------------------- */
149 int get_num_images(char *imgdirpath);
150 int load_images(dircnt_t *dirptr, char *imgdirpath);
151 int get_file_format(const char *filename);
152 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_decompress_parameters *parameters);
153 static int infile_format(const char *fname);
155 int parse_cmdline_decoder(int argc, char **argv, opj_decompress_parameters *parameters,img_fol_t *img_fol, char *indexfilename);
156 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1);
158 static opj_image_t* convert_gray_to_rgb(opj_image_t* original);
160 /* -------------------------------------------------------------------------- */
161 static void decode_help_display(void) {
162 fprintf(stdout,"\nThis is the opj_decompress utility from the OpenJPEG project.\n"
163 "It decompresses JPEG 2000 codestreams to various image formats.\n"
164 "It has been compiled against openjp2 library v%s.\n\n",opj_version());
166 fprintf(stdout,"Parameters:\n"
169 " -ImgDir <directory> \n"
170 " Image file Directory path \n"
171 " -OutFor <PBM|PGM|PPM|PNM|PAM|PGX|PNG|BMP|TIF|RAW|RAWL|TGA>\n"
172 " REQUIRED only if -ImgDir is used\n"
173 " Output format for decompressed images.\n"
174 " -i <compressed file>\n"
175 " REQUIRED only if an Input image directory is not specified\n"
176 " Currently accepts J2K-files, JP2-files and JPT-files. The file type\n"
177 " is identified based on its suffix.\n"
178 " -o <decompressed file>\n"
180 " Currently accepts formats specified above (see OutFor option)\n"
181 " Binary data is written to the file (not ascii). If a PGX\n"
182 " filename is given, there will be as many output files as there are\n"
183 " components: an indice starting from 0 will then be appended to the\n"
184 " output filename, just before the \"pgx\" extension. If a PGM filename\n"
185 " is given and there are more than one component, only the first component\n"
186 " will be written to the file.\n"
187 " -r <reduce factor>\n"
188 " Set the number of highest resolution levels to be discarded. The\n"
189 " image resolution is effectively divided by 2 to the power of the\n"
190 " number of discarded levels. The reduce factor is limited by the\n"
191 " smallest total number of decomposition levels among tiles.\n"
192 " -l <number of quality layers to decode>\n"
193 " Set the maximum number of quality layers to decode. If there are\n"
194 " less quality layers than the specified number, all the quality layers\n"
197 " Create an index file *.Idx (-x index_name.Idx) \n"
198 " -d <x0,y0,x1,y1>\n"
201 " By default all the image is decoded.\n"
202 " -t <tile_number>\n"
204 " Set the tile number of the decoded tile. Follow the JPEG2000 convention from left-up to bottom-up\n"
205 " By default all tiles are decoded.\n"
206 " -p <comp 0 precision>[C|S][,<comp 1 precision>[C|S][,...]]\n"
208 " Force the precision (bit depth) of components.\n"
209 " There shall be at least 1 value. Theres no limit on the number of values (comma separated, last values ignored if too much values).\n"
210 " If there are less values than components, the last value is used for remaining components.\n"
211 " If 'C' is specified (default), values are clipped.\n"
212 " If 'S' is specified, values are scaled.\n"
213 " A 0 value can be specified (meaning original bit depth).\n"
215 " Force output image colorspace to RGB\n"
217 " Downsampled components will be upsampled to image size\n"
221 fprintf(stdout," -W <options>\n"
222 " Activates the JPWL correction capability, if the codestream complies.\n"
223 " Options can be a comma separated list of <param=val> tokens:\n"
225 " numcomps is the number of expected components in the codestream\n"
226 " (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
227 #endif /* USE_JPWL */
229 fprintf(stdout,"\n");
232 /* -------------------------------------------------------------------------- */
234 static OPJ_BOOL parse_precision(const char* option, opj_decompress_parameters* parameters)
236 const char* l_remaining = option;
237 OPJ_BOOL l_result = OPJ_TRUE;
240 if (parameters->precision) {
241 free(parameters->precision);
242 parameters->precision = NULL;
244 parameters->nb_precision = 0U;
253 count = sscanf(l_remaining, "%d%c%c", &prec, &mode, &comma);
258 if ((count == 2) || (mode==',')) {
267 fprintf(stderr,"Invalid precision %d in precision option %s\n", prec, option);
268 l_result = OPJ_FALSE;
271 if ((mode != 'C') && (mode != 'S')) {
272 fprintf(stderr,"Invalid precision mode %c in precision option %s\n", mode, option);
273 l_result = OPJ_FALSE;
277 fprintf(stderr,"Invalid character %c in precision option %s\n", comma, option);
278 l_result = OPJ_FALSE;
282 if (parameters->precision == NULL) {
284 parameters->precision = malloc(sizeof(opj_precision));
285 if (parameters->precision == NULL) {
286 fprintf(stderr,"Could not allocate memory for precision option\n");
287 l_result = OPJ_FALSE;
291 OPJ_UINT32 l_new_size = parameters->nb_precision + 1U;
292 opj_precision* l_new;
294 if (l_new_size == 0U) {
295 fprintf(stderr,"Could not allocate memory for precision option\n");
296 l_result = OPJ_FALSE;
300 l_new = realloc(parameters->precision, l_new_size * sizeof(opj_precision));
302 fprintf(stderr,"Could not allocate memory for precision option\n");
303 l_result = OPJ_FALSE;
306 parameters->precision = l_new;
309 parameters->precision[parameters->nb_precision].prec = prec;
312 parameters->precision[parameters->nb_precision].mode = OPJ_PREC_MODE_CLIP;
315 parameters->precision[parameters->nb_precision].mode = OPJ_PREC_MODE_SCALE;
320 parameters->nb_precision++;
322 l_remaining = strchr(l_remaining, ',');
323 if (l_remaining == NULL) {
328 fprintf(stderr,"Could not parse precision option %s\n", option);
329 l_result = OPJ_FALSE;
337 /* -------------------------------------------------------------------------- */
339 int get_num_images(char *imgdirpath){
341 struct dirent* content;
344 /*Reading the input images from given input directory*/
346 dir= opendir(imgdirpath);
348 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
352 while((content=readdir(dir))!=NULL){
353 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
360 /* -------------------------------------------------------------------------- */
361 int load_images(dircnt_t *dirptr, char *imgdirpath){
363 struct dirent* content;
366 /*Reading the input images from given input directory*/
368 dir= opendir(imgdirpath);
370 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
373 fprintf(stderr,"Folder opened successfully\n");
376 while((content=readdir(dir))!=NULL){
377 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
380 strcpy(dirptr->filename[i],content->d_name);
386 /* -------------------------------------------------------------------------- */
387 int get_file_format(const char *filename) {
389 static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "rawl", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
390 static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, RAWL_DFMT, TGA_DFMT, PNG_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT, J2K_CFMT, J2K_CFMT };
391 char * ext = strrchr(filename, '.');
396 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
397 if(strcasecmp(ext, extension[i]) == 0) {
407 const char* path_separator = "\\";
409 const char* path_separator = "/";
412 /* -------------------------------------------------------------------------- */
413 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_decompress_parameters *parameters){
414 char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
415 char *temp_p, temp1[OPJ_PATH_LEN]="";
417 strcpy(image_filename,dirptr->filename[imageno]);
418 fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
419 sprintf(infilename, "%s%s%s", img_fol->imgdirpath, path_separator, image_filename);
420 parameters->decod_format = infile_format(infilename);
421 if (parameters->decod_format == -1)
423 strncpy(parameters->infile, infilename, sizeof(infilename));
426 strcpy(temp_ofname,strtok(image_filename,"."));
427 while((temp_p = strtok(NULL,".")) != NULL){
428 strcat(temp_ofname,temp1);
429 sprintf(temp1,".%s",temp_p);
431 if(img_fol->set_out_format==1){
432 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
433 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
438 /* -------------------------------------------------------------------------- */
439 #define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"
440 #define JP2_MAGIC "\x0d\x0a\x87\x0a"
441 /* position 45: "\xff\x52" */
442 #define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51"
444 static int infile_format(const char *fname)
447 const char *s, *magic_s;
448 int ext_format, magic_format;
449 unsigned char buf[12];
450 OPJ_SIZE_T l_nb_read;
452 reader = fopen(fname, "rb");
458 l_nb_read = fread(buf, 1, 12, reader);
465 ext_format = get_file_format(fname);
467 if (ext_format == JPT_CFMT)
470 if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) {
471 magic_format = JP2_CFMT;
474 else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) {
475 magic_format = J2K_CFMT;
476 magic_s = ".j2k or .jpc or .j2c";
481 if (magic_format == ext_format)
484 s = fname + strlen(fname) - 4;
486 fputs("\n===========================================\n", stderr);
487 fprintf(stderr, "The extension of this file is incorrect.\n"
488 "FOUND %s. SHOULD BE %s\n", s, magic_s);
489 fputs("===========================================\n", stderr);
494 /* -------------------------------------------------------------------------- */
496 * Parse the command line
498 /* -------------------------------------------------------------------------- */
499 int parse_cmdline_decoder(int argc, char **argv, opj_decompress_parameters *parameters,img_fol_t *img_fol, char *indexfilename) {
500 /* parse the command line */
502 opj_option_t long_option[]={
503 {"ImgDir", REQ_ARG, NULL ,'y'},
504 {"OutFor", REQ_ARG, NULL ,'O'},
505 {"force-rgb", NO_ARG, &(parameters->force_rgb), 1},
506 {"upsample", NO_ARG, &(parameters->upsample), 1}
509 const char optlist[] = "i:o:r:l:x:d:t:p:"
514 #endif /* USE_JPWL */
517 totlen=sizeof(long_option);
518 opj_reset_options_reading();
519 img_fol->set_out_format = 0;
521 c = opj_getopt_long(argc, argv,optlist,long_option,totlen);
525 case 0: /* long opt with flag */
527 case 'i': /* input file */
529 char *infile = opj_optarg;
530 parameters->decod_format = infile_format(infile);
531 switch(parameters->decod_format) {
540 "!! infile cannot be read: %s !!\n\n",
545 "[ERROR] Unknown input file format: %s \n"
546 " Known file formats are *.j2k, *.jp2, *.jpc or *.jpt\n",
550 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
554 /* ----------------------------------------------------- */
556 case 'o': /* output file */
558 char *outfile = opj_optarg;
559 parameters->cod_format = get_file_format(outfile);
560 switch(parameters->cod_format) {
578 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
581 strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
585 /* ----------------------------------------------------- */
587 case 'O': /* output format */
590 char *of = opj_optarg;
591 sprintf(outformat,".%s",of);
592 img_fol->set_out_format = 1;
593 parameters->cod_format = get_file_format(outformat);
594 switch(parameters->cod_format) {
596 img_fol->out_format = "pgx";
599 img_fol->out_format = "ppm";
602 img_fol->out_format = "bmp";
605 img_fol->out_format = "tif";
608 img_fol->out_format = "raw";
611 img_fol->out_format = "rawl";
614 img_fol->out_format = "raw";
617 img_fol->out_format = "png";
620 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
627 /* ----------------------------------------------------- */
630 case 'r': /* reduce option */
632 sscanf(opj_optarg, "%ud", &(parameters->core.cp_reduce));
636 /* ----------------------------------------------------- */
639 case 'l': /* layering option */
641 sscanf(opj_optarg, "%ud", &(parameters->core.cp_layer));
645 /* ----------------------------------------------------- */
647 case 'h': /* display an help description */
648 decode_help_display();
651 /* ----------------------------------------------------- */
653 case 'y': /* Image Directory path */
655 img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1);
656 strcpy(img_fol->imgdirpath,opj_optarg);
657 img_fol->set_imgdir=1;
661 /* ----------------------------------------------------- */
663 case 'd': /* Input decode ROI */
665 int size_optarg = (int)strlen(opj_optarg) + 1;
666 char *ROI_values = (char*) malloc((size_t)size_optarg);
667 ROI_values[0] = '\0';
668 strncpy(ROI_values, opj_optarg, strlen(opj_optarg));
669 ROI_values[strlen(opj_optarg)] = '\0';
670 /*printf("ROI_values = %s [%d / %d]\n", ROI_values, strlen(ROI_values), size_optarg ); */
671 parse_DA_values( ROI_values, ¶meters->DA_x0, ¶meters->DA_y0, ¶meters->DA_x1, ¶meters->DA_y1);
677 /* ----------------------------------------------------- */
679 case 't': /* Input tile index */
681 sscanf(opj_optarg, "%ud", ¶meters->tile_index);
682 parameters->nb_tile_to_decode = 1;
686 /* ----------------------------------------------------- */
688 case 'x': /* Creation of index file */
690 char *index = opj_optarg;
691 strncpy(indexfilename, index, OPJ_PATH_LEN);
695 /* ----------------------------------------------------- */
696 case 'p': /* Force precision */
698 if (!parse_precision(opj_optarg, parameters))
704 /* ----------------------------------------------------- */
709 case 'W': /* activate JPWL correction */
713 token = strtok(opj_optarg, ",");
714 while(token != NULL) {
716 /* search expected number of components */
721 compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
723 if(sscanf(token, "c=%d", &compno) == 1) {
725 if ((compno < 1) || (compno > 256)) {
726 fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
729 parameters->jpwl_exp_comps = compno;
731 } else if (!strcmp(token, "c")) {
733 parameters->jpwl_exp_comps = compno; /* auto for default size */
736 fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
741 /* search maximum number of tiles */
746 tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
748 if(sscanf(token, "t=%d", &tileno) == 1) {
750 if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
751 fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
754 parameters->jpwl_max_tiles = tileno;
756 } else if (!strcmp(token, "t")) {
758 parameters->jpwl_max_tiles = tileno; /* auto for default size */
761 fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
766 /* next token or bust */
767 token = strtok(NULL, ",");
769 parameters->jpwl_correct = OPJ_TRUE;
770 fprintf(stdout, "JPWL correction capability activated\n");
771 fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
774 #endif /* USE_JPWL */
777 /* ----------------------------------------------------- */
780 fprintf(stderr, "[WARNING] An invalid option has been ignored.\n");
785 /* check for possible errors */
786 if(img_fol->set_imgdir==1){
787 if(!(parameters->infile[0]==0)){
788 fprintf(stderr, "[ERROR] options -ImgDir and -i cannot be used together.\n");
791 if(img_fol->set_out_format == 0){
792 fprintf(stderr, "[ERROR] When -ImgDir is used, -OutFor <FORMAT> must be used.\n");
793 fprintf(stderr, "Only one format allowed.\n"
794 "Valid format are PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA.\n");
797 if(!((parameters->outfile[0] == 0))){
798 fprintf(stderr, "[ERROR] options -ImgDir and -o cannot be used together.\n");
802 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
803 fprintf(stderr, "[ERROR] Required parameters are missing\n"
804 "Example: %s -i image.j2k -o image.pgm\n",argv[0]);
805 fprintf(stderr, " Help: %s -h\n",argv[0]);
813 /* -------------------------------------------------------------------------- */
815 * Parse decoding area input values
818 /* -------------------------------------------------------------------------- */
819 int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
825 result = strtok( inArg, delims );
827 while( (result != NULL) && (it < 4 ) ) {
828 values[it] = atoi(result);
829 result = strtok( NULL, delims );
837 *DA_x0 = (OPJ_UINT32)values[0]; *DA_y0 = (OPJ_UINT32)values[1];
838 *DA_x1 = (OPJ_UINT32)values[2]; *DA_y1 = (OPJ_UINT32)values[3];
843 /* -------------------------------------------------------------------------- */
846 sample error callback expecting a FILE* client object
848 static void error_callback(const char *msg, void *client_data) {
850 fprintf(stdout, "[ERROR] %s", msg);
853 sample warning callback expecting a FILE* client object
855 static void warning_callback(const char *msg, void *client_data) {
857 fprintf(stdout, "[WARNING] %s", msg);
860 sample debug callback expecting no client object
862 static void info_callback(const char *msg, void *client_data) {
864 fprintf(stdout, "[INFO] %s", msg);
867 static void set_default_parameters(opj_decompress_parameters* parameters)
870 memset(parameters, 0, sizeof(opj_decompress_parameters));
872 /* default decoding parameters (command line specific) */
873 parameters->decod_format = -1;
874 parameters->cod_format = -1;
876 /* default decoding parameters (core) */
877 opj_set_default_decoder_parameters(&(parameters->core));
881 static void destroy_parameters(opj_decompress_parameters* parameters)
884 if (parameters->precision) {
885 free(parameters->precision);
886 parameters->precision = NULL;
891 /* -------------------------------------------------------------------------- */
893 static opj_image_t* convert_gray_to_rgb(opj_image_t* original)
896 opj_image_t* l_new_image = NULL;
897 opj_image_cmptparm_t* l_new_components = NULL;
899 l_new_components = (opj_image_cmptparm_t*)malloc((original->numcomps + 2U) * sizeof(opj_image_cmptparm_t));
900 if (l_new_components == NULL) {
901 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for RGB image!\n");
902 opj_image_destroy(original);
906 l_new_components[0].bpp = l_new_components[1].bpp = l_new_components[2].bpp = original->comps[0].bpp;
907 l_new_components[0].dx = l_new_components[1].dx = l_new_components[2].dx = original->comps[0].dx;
908 l_new_components[0].dy = l_new_components[1].dy = l_new_components[2].dy = original->comps[0].dy;
909 l_new_components[0].h = l_new_components[1].h = l_new_components[2].h = original->comps[0].h;
910 l_new_components[0].w = l_new_components[1].w = l_new_components[2].w = original->comps[0].w;
911 l_new_components[0].prec = l_new_components[1].prec = l_new_components[2].prec = original->comps[0].prec;
912 l_new_components[0].sgnd = l_new_components[1].sgnd = l_new_components[2].sgnd = original->comps[0].sgnd;
913 l_new_components[0].x0 = l_new_components[1].x0 = l_new_components[2].x0 = original->comps[0].x0;
914 l_new_components[0].y0 = l_new_components[1].y0 = l_new_components[2].y0 = original->comps[0].y0;
916 for(compno = 1U; compno < original->numcomps; ++compno) {
917 l_new_components[compno+2U].bpp = original->comps[compno].bpp;
918 l_new_components[compno+2U].dx = original->comps[compno].dx;
919 l_new_components[compno+2U].dy = original->comps[compno].dy;
920 l_new_components[compno+2U].h = original->comps[compno].h;
921 l_new_components[compno+2U].w = original->comps[compno].w;
922 l_new_components[compno+2U].prec = original->comps[compno].prec;
923 l_new_components[compno+2U].sgnd = original->comps[compno].sgnd;
924 l_new_components[compno+2U].x0 = original->comps[compno].x0;
925 l_new_components[compno+2U].y0 = original->comps[compno].y0;
928 l_new_image = opj_image_create(original->numcomps + 2U, l_new_components, OPJ_CLRSPC_SRGB);
929 free(l_new_components);
930 if (l_new_image == NULL) {
931 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for RGB image!\n");
932 opj_image_destroy(original);
936 l_new_image->x0 = original->x0;
937 l_new_image->x1 = original->x1;
938 l_new_image->y0 = original->y0;
939 l_new_image->y1 = original->y1;
941 l_new_image->comps[0].factor = l_new_image->comps[1].factor = l_new_image->comps[2].factor = original->comps[0].factor;
942 l_new_image->comps[0].alpha = l_new_image->comps[1].alpha = l_new_image->comps[2].alpha = original->comps[0].alpha;
943 l_new_image->comps[0].resno_decoded = l_new_image->comps[1].resno_decoded = l_new_image->comps[2].resno_decoded = original->comps[0].resno_decoded;
945 memcpy(l_new_image->comps[0].data, original->comps[0].data, original->comps[0].w * original->comps[0].h * sizeof(OPJ_INT32));
946 memcpy(l_new_image->comps[1].data, original->comps[0].data, original->comps[0].w * original->comps[0].h * sizeof(OPJ_INT32));
947 memcpy(l_new_image->comps[2].data, original->comps[0].data, original->comps[0].w * original->comps[0].h * sizeof(OPJ_INT32));
949 for(compno = 1U; compno < original->numcomps; ++compno) {
950 l_new_image->comps[compno+2U].factor = original->comps[compno].factor;
951 l_new_image->comps[compno+2U].alpha = original->comps[compno].alpha;
952 l_new_image->comps[compno+2U].resno_decoded = original->comps[compno].resno_decoded;
953 memcpy(l_new_image->comps[compno+2U].data, original->comps[compno].data, original->comps[compno].w * original->comps[compno].h * sizeof(OPJ_INT32));
955 opj_image_destroy(original);
959 /* -------------------------------------------------------------------------- */
961 static opj_image_t* upsample_image_components(opj_image_t* original)
963 opj_image_t* l_new_image = NULL;
964 opj_image_cmptparm_t* l_new_components = NULL;
965 OPJ_BOOL l_upsample_need = OPJ_FALSE;
968 for (compno = 0U; compno < original->numcomps; ++compno) {
969 if (original->comps[compno].factor > 0U) {
970 fprintf(stderr, "ERROR -> opj_decompress: -upsample not supported with reduction\n");
971 opj_image_destroy(original);
974 if ((original->comps[compno].dx > 1U) || (original->comps[compno].dy > 1U)) {
975 l_upsample_need = OPJ_TRUE;
979 if (!l_upsample_need) {
982 /* Upsample is needed */
983 l_new_components = (opj_image_cmptparm_t*)malloc(original->numcomps * sizeof(opj_image_cmptparm_t));
984 if (l_new_components == NULL) {
985 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for upsampled components!\n");
986 opj_image_destroy(original);
990 for (compno = 0U; compno < original->numcomps; ++compno) {
991 opj_image_cmptparm_t* l_new_cmp = &(l_new_components[compno]);
992 opj_image_comp_t* l_org_cmp = &(original->comps[compno]);
994 l_new_cmp->bpp = l_org_cmp->bpp;
995 l_new_cmp->prec = l_org_cmp->prec;
996 l_new_cmp->sgnd = l_org_cmp->sgnd;
997 l_new_cmp->x0 = original->x0;
998 l_new_cmp->y0 = original->y0;
1001 l_new_cmp->w = l_org_cmp->w; /* should be original->x1 - original->x0 for dx==1 */
1002 l_new_cmp->h = l_org_cmp->h; /* should be original->y1 - original->y0 for dy==0 */
1004 if (l_org_cmp->dx > 1U) {
1005 l_new_cmp->w = original->x1 - original->x0;
1008 if (l_org_cmp->dy > 1U) {
1009 l_new_cmp->h = original->y1 - original->y0;
1013 l_new_image = opj_image_create(original->numcomps, l_new_components, original->color_space);
1014 free(l_new_components);
1015 if (l_new_image == NULL) {
1016 fprintf(stderr, "ERROR -> opj_decompress: failed to allocate memory for upsampled components!\n");
1017 opj_image_destroy(original);
1021 l_new_image->x0 = original->x0;
1022 l_new_image->x1 = original->x1;
1023 l_new_image->y0 = original->y0;
1024 l_new_image->y1 = original->y1;
1026 for (compno = 0U; compno < original->numcomps; ++compno) {
1027 opj_image_comp_t* l_new_cmp = &(l_new_image->comps[compno]);
1028 opj_image_comp_t* l_org_cmp = &(original->comps[compno]);
1030 l_new_cmp->factor = l_org_cmp->factor;
1031 l_new_cmp->alpha = l_org_cmp->alpha;
1032 l_new_cmp->resno_decoded = l_org_cmp->resno_decoded;
1034 if ((l_org_cmp->dx > 1U) || (l_org_cmp->dy > 1U)) {
1035 const OPJ_INT32* l_src = l_org_cmp->data;
1036 OPJ_INT32* l_dst = l_new_cmp->data;
1038 OPJ_UINT32 xoff, yoff;
1040 /* need to take into account dx & dy */
1041 xoff = l_org_cmp->dx * l_org_cmp->x0 - original->x0;
1042 yoff = l_org_cmp->dy * l_org_cmp->y0 - original->y0;
1043 if ((xoff >= l_org_cmp->dx) || (yoff >= l_org_cmp->dy)) {
1044 fprintf(stderr, "ERROR -> opj_decompress: Invalid image/component parameters found when upsampling\n");
1045 opj_image_destroy(original);
1046 opj_image_destroy(l_new_image);
1050 for (y = 0U; y < yoff; ++y) {
1051 memset(l_dst, 0U, l_new_cmp->w * sizeof(OPJ_INT32));
1052 l_dst += l_new_cmp->w;
1055 if(l_new_cmp->h > (l_org_cmp->dy - 1U)) { /* check substraction overflow for really small images */
1056 for (; y < l_new_cmp->h - (l_org_cmp->dy - 1U); y += l_org_cmp->dy) {
1061 for (x = 0U; x < xoff; ++x) {
1064 if (l_new_cmp->w > (l_org_cmp->dx - 1U)) { /* check substraction overflow for really small images */
1065 for (; x < l_new_cmp->w - (l_org_cmp->dx - 1U); x += l_org_cmp->dx, ++xorg) {
1067 for (dx = 0U; dx < l_org_cmp->dx; ++dx) {
1068 l_dst[x + dx] = l_src[xorg];
1072 for (; x < l_new_cmp->w; ++x) {
1073 l_dst[x] = l_src[xorg];
1075 l_dst += l_new_cmp->w;
1077 for (dy = 1U; dy < l_org_cmp->dy; ++dy) {
1078 memcpy(l_dst, l_dst - l_new_cmp->w, l_new_cmp->w * sizeof(OPJ_INT32));
1079 l_dst += l_new_cmp->w;
1081 l_src += l_org_cmp->w;
1084 if (y < l_new_cmp->h) {
1089 for (x = 0U; x < xoff; ++x) {
1092 if (l_new_cmp->w > (l_org_cmp->dx - 1U)) { /* check substraction overflow for really small images */
1093 for (; x < l_new_cmp->w - (l_org_cmp->dx - 1U); x += l_org_cmp->dx, ++xorg) {
1095 for (dx = 0U; dx < l_org_cmp->dx; ++dx) {
1096 l_dst[x + dx] = l_src[xorg];
1100 for (; x < l_new_cmp->w; ++x) {
1101 l_dst[x] = l_src[xorg];
1103 l_dst += l_new_cmp->w;
1105 for (; y < l_new_cmp->h; ++y) {
1106 memcpy(l_dst, l_dst - l_new_cmp->w, l_new_cmp->w * sizeof(OPJ_INT32));
1107 l_dst += l_new_cmp->w;
1112 memcpy(l_new_cmp->data, l_org_cmp->data, l_org_cmp->w * l_org_cmp->h * sizeof(OPJ_INT32));
1115 opj_image_destroy(original);
1119 /* -------------------------------------------------------------------------- */
1121 * OPJ_DECOMPRESS MAIN
1123 /* -------------------------------------------------------------------------- */
1124 int main(int argc, char **argv)
1126 opj_decompress_parameters parameters; /* decompression parameters */
1127 opj_image_t* image = NULL;
1128 opj_stream_t *l_stream = NULL; /* Stream */
1129 opj_codec_t* l_codec = NULL; /* Handle to a decompressor */
1130 opj_codestream_index_t* cstr_index = NULL;
1132 char indexfilename[OPJ_PATH_LEN]; /* index file name */
1134 OPJ_INT32 num_images, imageno;
1136 dircnt_t *dirptr = NULL;
1139 /* set decoding parameters to default values */
1140 set_default_parameters(¶meters);
1142 /* FIXME Initialize indexfilename and img_fol */
1145 /* Initialize img_fol */
1146 memset(&img_fol,0,sizeof(img_fol_t));
1148 /* parse input and get user encoding parameters */
1149 if(parse_cmdline_decoder(argc, argv, ¶meters,&img_fol, indexfilename) == 1) {
1150 destroy_parameters(¶meters);
1151 return EXIT_FAILURE;
1154 /* Initialize reading of directory */
1155 if(img_fol.set_imgdir==1){
1157 num_images=get_num_images(img_fol.imgdirpath);
1159 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
1161 dirptr->filename_buf = (char*)malloc((size_t)num_images*OPJ_PATH_LEN*sizeof(char)); /* Stores at max 10 image file names*/
1162 dirptr->filename = (char**) malloc((size_t)num_images*sizeof(char*));
1164 if(!dirptr->filename_buf){
1165 destroy_parameters(¶meters);
1166 return EXIT_FAILURE;
1168 for(it_image=0;it_image<num_images;it_image++){
1169 dirptr->filename[it_image] = dirptr->filename_buf + it_image*OPJ_PATH_LEN;
1172 if(load_images(dirptr,img_fol.imgdirpath)==1){
1173 destroy_parameters(¶meters);
1174 return EXIT_FAILURE;
1177 fprintf(stdout,"Folder is empty\n");
1178 destroy_parameters(¶meters);
1179 return EXIT_FAILURE;
1185 /*Decoding image one by one*/
1186 for(imageno = 0; imageno < num_images ; imageno++) {
1188 fprintf(stderr,"\n");
1190 if(img_fol.set_imgdir==1){
1191 if (get_next_file(imageno, dirptr,&img_fol, ¶meters)) {
1192 fprintf(stderr,"skipping file...\n");
1193 destroy_parameters(¶meters);
1198 /* read the input file and put it in memory */
1199 /* ---------------------------------------- */
1201 l_stream = opj_stream_create_default_file_stream(parameters.infile,1);
1203 fprintf(stderr, "ERROR -> failed to create the stream from the file %s\n", parameters.infile);
1204 destroy_parameters(¶meters);
1205 return EXIT_FAILURE;
1208 /* decode the JPEG2000 stream */
1209 /* ---------------------- */
1211 switch(parameters.decod_format) {
1212 case J2K_CFMT: /* JPEG-2000 codestream */
1214 /* Get a decoder handle */
1215 l_codec = opj_create_decompress(OPJ_CODEC_J2K);
1218 case JP2_CFMT: /* JPEG 2000 compressed image data */
1220 /* Get a decoder handle */
1221 l_codec = opj_create_decompress(OPJ_CODEC_JP2);
1224 case JPT_CFMT: /* JPEG 2000, JPIP */
1226 /* Get a decoder handle */
1227 l_codec = opj_create_decompress(OPJ_CODEC_JPT);
1231 fprintf(stderr, "skipping file..\n");
1232 destroy_parameters(¶meters);
1233 opj_stream_destroy(l_stream);
1237 /* catch events using our callbacks and give a local context */
1238 opj_set_info_handler(l_codec, info_callback,00);
1239 opj_set_warning_handler(l_codec, warning_callback,00);
1240 opj_set_error_handler(l_codec, error_callback,00);
1242 /* Setup the decoder decoding parameters using user parameters */
1243 if ( !opj_setup_decoder(l_codec, &(parameters.core)) ){
1244 fprintf(stderr, "ERROR -> opj_decompress: failed to setup the decoder\n");
1245 destroy_parameters(¶meters);
1246 opj_stream_destroy(l_stream);
1247 opj_destroy_codec(l_codec);
1248 return EXIT_FAILURE;
1252 /* Read the main header of the codestream and if necessary the JP2 boxes*/
1253 if(! opj_read_header(l_stream, l_codec, &image)){
1254 fprintf(stderr, "ERROR -> opj_decompress: failed to read the header\n");
1255 destroy_parameters(¶meters);
1256 opj_stream_destroy(l_stream);
1257 opj_destroy_codec(l_codec);
1258 opj_image_destroy(image);
1259 return EXIT_FAILURE;
1262 if (!parameters.nb_tile_to_decode) {
1263 /* Optional if you want decode the entire image */
1264 if (!opj_set_decode_area(l_codec, image, (OPJ_INT32)parameters.DA_x0,
1265 (OPJ_INT32)parameters.DA_y0, (OPJ_INT32)parameters.DA_x1, (OPJ_INT32)parameters.DA_y1)){
1266 fprintf(stderr, "ERROR -> opj_decompress: failed to set the decoded area\n");
1267 destroy_parameters(¶meters);
1268 opj_stream_destroy(l_stream);
1269 opj_destroy_codec(l_codec);
1270 opj_image_destroy(image);
1271 return EXIT_FAILURE;
1274 /* Get the decoded image */
1275 if (!(opj_decode(l_codec, l_stream, image) && opj_end_decompress(l_codec, l_stream))) {
1276 fprintf(stderr,"ERROR -> opj_decompress: failed to decode image!\n");
1277 destroy_parameters(¶meters);
1278 opj_destroy_codec(l_codec);
1279 opj_stream_destroy(l_stream);
1280 opj_image_destroy(image);
1281 return EXIT_FAILURE;
1286 /* It is just here to illustrate how to use the resolution after set parameters */
1287 /*if (!opj_set_decoded_resolution_factor(l_codec, 5)) {
1288 fprintf(stderr, "ERROR -> opj_decompress: failed to set the resolution factor tile!\n");
1289 opj_destroy_codec(l_codec);
1290 opj_stream_destroy(l_stream);
1291 opj_image_destroy(image);
1292 return EXIT_FAILURE;
1295 if (!opj_get_decoded_tile(l_codec, l_stream, image, parameters.tile_index)) {
1296 fprintf(stderr, "ERROR -> opj_decompress: failed to decode tile!\n");
1297 destroy_parameters(¶meters);
1298 opj_destroy_codec(l_codec);
1299 opj_stream_destroy(l_stream);
1300 opj_image_destroy(image);
1301 return EXIT_FAILURE;
1303 fprintf(stdout, "tile %d is decoded!\n\n", parameters.tile_index);
1306 /* Close the byte stream */
1307 opj_stream_destroy(l_stream);
1309 if(image->color_space == OPJ_CLRSPC_SYCC){
1310 color_sycc_to_rgb(image); /* FIXME */
1313 if( image->color_space != OPJ_CLRSPC_SYCC
1314 && image->numcomps == 3 && image->comps[0].dx == image->comps[0].dy
1315 && image->comps[1].dx != 1 )
1316 image->color_space = OPJ_CLRSPC_SYCC;
1317 else if (image->numcomps <= 2)
1318 image->color_space = OPJ_CLRSPC_GRAY;
1320 if(image->icc_profile_buf) {
1321 #if defined(OPJ_HAVE_LIBLCMS1) || defined(OPJ_HAVE_LIBLCMS2)
1322 color_apply_icc_profile(image); /* FIXME */
1324 free(image->icc_profile_buf);
1325 image->icc_profile_buf = NULL; image->icc_profile_len = 0;
1328 /* Force output precision */
1329 /* ---------------------- */
1330 if (parameters.precision != NULL)
1333 for (compno = 0; compno < image->numcomps; ++compno)
1335 OPJ_UINT32 precno = compno;
1338 if (precno >= parameters.nb_precision) {
1339 precno = parameters.nb_precision - 1U;
1342 prec = parameters.precision[precno].prec;
1344 prec = image->comps[compno].prec;
1347 switch (parameters.precision[precno].mode) {
1348 case OPJ_PREC_MODE_CLIP:
1349 clip_component(&(image->comps[compno]), prec);
1351 case OPJ_PREC_MODE_SCALE:
1352 scale_component(&(image->comps[compno]), prec);
1361 /* Upsample components */
1362 /* ------------------- */
1363 if (parameters.upsample)
1365 image = upsample_image_components(image);
1366 if (image == NULL) {
1367 fprintf(stderr, "ERROR -> opj_decompress: failed to upsample image components!\n");
1368 destroy_parameters(¶meters);
1369 opj_destroy_codec(l_codec);
1370 return EXIT_FAILURE;
1374 /* Force RGB output */
1375 /* ---------------- */
1376 if (parameters.force_rgb)
1378 switch (image->color_space) {
1379 case OPJ_CLRSPC_SRGB:
1381 case OPJ_CLRSPC_GRAY:
1382 image = convert_gray_to_rgb(image);
1385 fprintf(stderr, "ERROR -> opj_decompress: don't know how to convert image to RGB colorspace!\n");
1386 opj_image_destroy(image);
1390 if (image == NULL) {
1391 fprintf(stderr, "ERROR -> opj_decompress: failed to convert to RGB image!\n");
1392 destroy_parameters(¶meters);
1393 opj_destroy_codec(l_codec);
1394 return EXIT_FAILURE;
1398 /* create output image */
1399 /* ------------------- */
1400 switch (parameters.cod_format) {
1401 case PXM_DFMT: /* PNM PGM PPM */
1402 if (imagetopnm(image, parameters.outfile)) {
1403 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1407 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1411 case PGX_DFMT: /* PGX */
1412 if(imagetopgx(image, parameters.outfile)){
1413 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1417 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1421 case BMP_DFMT: /* BMP */
1422 if(imagetobmp(image, parameters.outfile)){
1423 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1427 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1430 #ifdef OPJ_HAVE_LIBTIFF
1431 case TIF_DFMT: /* TIFF */
1432 if(imagetotif(image, parameters.outfile)){
1433 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1437 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1440 #endif /* OPJ_HAVE_LIBTIFF */
1441 case RAW_DFMT: /* RAW */
1442 if(imagetoraw(image, parameters.outfile)){
1443 fprintf(stderr,"[ERROR] Error generating raw file. Outfile %s not generated\n",parameters.outfile);
1447 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1451 case RAWL_DFMT: /* RAWL */
1452 if(imagetorawl(image, parameters.outfile)){
1453 fprintf(stderr,"[ERROR] Error generating rawl file. Outfile %s not generated\n",parameters.outfile);
1457 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1461 case TGA_DFMT: /* TGA */
1462 if(imagetotga(image, parameters.outfile)){
1463 fprintf(stderr,"[ERROR] Error generating tga file. Outfile %s not generated\n",parameters.outfile);
1467 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1470 #ifdef OPJ_HAVE_LIBPNG
1471 case PNG_DFMT: /* PNG */
1472 if(imagetopng(image, parameters.outfile)){
1473 fprintf(stderr,"[ERROR] Error generating png file. Outfile %s not generated\n",parameters.outfile);
1477 fprintf(stdout,"[INFO] Generated Outfile %s\n",parameters.outfile);
1480 #endif /* OPJ_HAVE_LIBPNG */
1481 /* Can happen if output file is TIFF or PNG
1482 * and OPJ_HAVE_LIBTIF or OPJ_HAVE_LIBPNG is undefined
1485 fprintf(stderr,"[ERROR] Outfile %s not generated\n",parameters.outfile);
1489 /* free remaining structures */
1491 opj_destroy_codec(l_codec);
1495 /* free image data structure */
1496 opj_image_destroy(image);
1498 /* destroy the codestream index */
1499 opj_destroy_cstr_index(&cstr_index);
1501 if(failed) remove(parameters.outfile);
1503 destroy_parameters(¶meters);
1504 return failed ? EXIT_FAILURE : EXIT_SUCCESS;