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
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
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.
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.
38 #include "compat/getopt.h"
45 #define _stricmp strcasecmp
46 #define _strnicmp strncasecmp
49 /* ----------------------------------------------------------------------- */
63 /* ----------------------------------------------------------------------- */
65 typedef struct dircnt{
66 /** Buffer for holding images read from Directory*/
68 /** Pointer to the buffer*/
73 typedef struct img_folder{
74 /** The directory path of the folder containing input images*/
77 const char *out_format;
80 /** Enable Cod Format for output*/
85 void decode_help_display() {
86 fprintf(stdout,"HELP\n----\n\n");
87 fprintf(stdout,"- the -h option displays this help information on screen\n\n");
90 fprintf(stdout,"List of parameters for the JPEG 2000 "
98 fprintf(stdout," -ImgDir \n");
99 fprintf(stdout," Image file Directory path \n");
100 fprintf(stdout," -OutFor \n");
101 fprintf(stdout," REQUIRED only if -ImgDir is used\n");
102 fprintf(stdout," Need to specify only format without filename <BMP> \n");
103 fprintf(stdout," Currently accepts PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA formats\n");
104 fprintf(stdout," -i <compressed file>\n");
105 fprintf(stdout," REQUIRED only if an Input image directory not specified\n");
106 fprintf(stdout," Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
107 fprintf(stdout," is identified based on its suffix.\n");
108 fprintf(stdout," -o <decompressed file>\n");
109 fprintf(stdout," REQUIRED\n");
110 fprintf(stdout," Currently accepts PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA files\n");
111 fprintf(stdout," Binary data is written to the file (not ascii). If a PGX\n");
112 fprintf(stdout," filename is given, there will be as many output files as there are\n");
113 fprintf(stdout," components: an indice starting from 0 will then be appended to the\n");
114 fprintf(stdout," output filename, just before the \"pgx\" extension. If a PGM filename\n");
115 fprintf(stdout," is given and there are more than one component, only the first component\n");
116 fprintf(stdout," will be written to the file.\n");
117 fprintf(stdout," -r <reduce factor>\n");
118 fprintf(stdout," Set the number of highest resolution levels to be discarded. The\n");
119 fprintf(stdout," image resolution is effectively divided by 2 to the power of the\n");
120 fprintf(stdout," number of discarded levels. The reduce factor is limited by the\n");
121 fprintf(stdout," smallest total number of decomposition levels among tiles.\n");
122 fprintf(stdout," -l <number of quality layers to decode>\n");
123 fprintf(stdout," Set the maximum number of quality layers to decode. If there are\n");
124 fprintf(stdout," less quality layers than the specified number, all the quality layers\n");
125 fprintf(stdout," are decoded.\n");
126 fprintf(stdout," -x \n");
127 fprintf(stdout," Create an index file *.Idx (-x index_name.Idx) \n");
128 fprintf(stdout,"\n");
131 fprintf(stdout," -W <options>\n");
132 fprintf(stdout," Activates the JPWL correction capability, if the codestream complies.\n");
133 fprintf(stdout," Options can be a comma separated list of <param=val> tokens:\n");
134 fprintf(stdout," c, c=numcomps\n");
135 fprintf(stdout," numcomps is the number of expected components in the codestream\n");
136 fprintf(stdout," (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
137 #endif /* USE_JPWL */
139 fprintf(stdout,"\n");
142 /* -------------------------------------------------------------------------- */
144 int get_num_images(char *imgdirpath){
146 struct dirent* content;
149 /*Reading the input images from given input directory*/
151 dir= opendir(imgdirpath);
153 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
157 while((content=readdir(dir))!=NULL){
158 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
165 int load_images(dircnt_t *dirptr, char *imgdirpath){
167 struct dirent* content;
170 /*Reading the input images from given input directory*/
172 dir= opendir(imgdirpath);
174 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
177 fprintf(stderr,"Folder opened successfully\n");
180 while((content=readdir(dir))!=NULL){
181 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
184 strcpy(dirptr->filename[i],content->d_name);
190 int get_file_format(char *filename) {
192 static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
193 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 };
194 char * ext = strrchr(filename, '.');
199 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
200 if(_strnicmp(ext, extension[i], 3) == 0) {
209 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
210 char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
211 char *temp_p, temp1[OPJ_PATH_LEN]="";
213 strcpy(image_filename,dirptr->filename[imageno]);
214 fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
215 parameters->decod_format = get_file_format(image_filename);
216 if (parameters->decod_format == -1)
218 sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
219 strncpy(parameters->infile, infilename, sizeof(infilename));
222 strcpy(temp_ofname,strtok(image_filename,"."));
223 while((temp_p = strtok(NULL,".")) != NULL){
224 strcat(temp_ofname,temp1);
225 sprintf(temp1,".%s",temp_p);
227 if(img_fol->set_out_format==1){
228 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
229 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
234 /* -------------------------------------------------------------------------- */
235 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename) {
236 /* parse the command line */
238 option_t long_option[]={
239 {"ImgDir",REQ_ARG, NULL ,'y'},
240 {"OutFor",REQ_ARG, NULL ,'O'},
243 const char optlist[] = "i:o:r:l:hx:"
248 #endif /* USE_JPWL */
251 totlen=sizeof(long_option);
252 img_fol->set_out_format = 0;
254 int c = getopt_long(argc, argv,optlist,long_option,totlen);
258 case 'i': /* input file */
260 char *infile = optarg;
261 parameters->decod_format = get_file_format(infile);
262 switch(parameters->decod_format) {
269 "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n",
273 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
277 /* ----------------------------------------------------- */
279 case 'o': /* output file */
281 char *outfile = optarg;
282 parameters->cod_format = get_file_format(outfile);
283 switch(parameters->cod_format) {
293 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
296 strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
300 /* ----------------------------------------------------- */
302 case 'O': /* output format */
306 sprintf(outformat,".%s",of);
307 img_fol->set_out_format = 1;
308 parameters->cod_format = get_file_format(outformat);
309 switch(parameters->cod_format) {
311 img_fol->out_format = "pgx";
314 img_fol->out_format = "ppm";
317 img_fol->out_format = "bmp";
320 img_fol->out_format = "tif";
323 img_fol->out_format = "raw";
326 img_fol->out_format = "raw";
329 img_fol->out_format = "png";
332 fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
339 /* ----------------------------------------------------- */
342 case 'r': /* reduce option */
344 sscanf(optarg, "%d", ¶meters->cp_reduce);
348 /* ----------------------------------------------------- */
351 case 'l': /* layering option */
353 sscanf(optarg, "%d", ¶meters->cp_layer);
357 /* ----------------------------------------------------- */
359 case 'h': /* display an help description */
360 decode_help_display();
363 /* ------------------------------------------------------ */
365 case 'y': /* Image Directory path */
367 img_fol->imgdirpath = (char*)malloc(strlen(optarg) + 1);
368 strcpy(img_fol->imgdirpath,optarg);
369 img_fol->set_imgdir=1;
372 /* ----------------------------------------------------- */
373 case 'x': /* Creation of index file */
375 char *index = optarg;
376 strncpy(indexfilename, index, OPJ_PATH_LEN);
379 /* ----------------------------------------------------- */
383 case 'W': /* activate JPWL correction */
387 token = strtok(optarg, ",");
388 while(token != NULL) {
390 /* search expected number of components */
395 compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
397 if(sscanf(token, "c=%d", &compno) == 1) {
399 if ((compno < 1) || (compno > 256)) {
400 fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
403 parameters->jpwl_exp_comps = compno;
405 } else if (!strcmp(token, "c")) {
407 parameters->jpwl_exp_comps = compno; /* auto for default size */
410 fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
415 /* search maximum number of tiles */
420 tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
422 if(sscanf(token, "t=%d", &tileno) == 1) {
424 if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
425 fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
428 parameters->jpwl_max_tiles = tileno;
430 } else if (!strcmp(token, "t")) {
432 parameters->jpwl_max_tiles = tileno; /* auto for default size */
435 fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
440 /* next token or bust */
441 token = strtok(NULL, ",");
443 parameters->jpwl_correct = true;
444 fprintf(stdout, "JPWL correction capability activated\n");
445 fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
448 #endif /* USE_JPWL */
451 /* ----------------------------------------------------- */
454 fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, optarg);
459 /* check for possible errors */
460 if(img_fol->set_imgdir==1){
461 if(!(parameters->infile[0]==0)){
462 fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n");
465 if(img_fol->set_out_format == 0){
466 fprintf(stderr, "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
467 fprintf(stderr, "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n");
470 if(!((parameters->outfile[0] == 0))){
471 fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n");
475 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
476 fprintf(stderr, "Error: One of the options -i or -ImgDir must be specified\n");
477 fprintf(stderr, "Error: When using -i, -o must be used\n");
478 fprintf(stderr, "usage: image_to_j2k -i *.j2k/jp2/j2c -o *.pgm/ppm/pnm/pgx/bmp/tif/raw/tga(+ options)\n");
486 /* -------------------------------------------------------------------------- */
489 sample error callback expecting a FILE* client object
491 void error_callback(const char *msg, void *client_data) {
492 FILE *stream = (FILE*)client_data;
493 fprintf(stream, "[ERROR] %s", msg);
496 sample warning callback expecting a FILE* client object
498 void warning_callback(const char *msg, void *client_data) {
499 FILE *stream = (FILE*)client_data;
500 fprintf(stream, "[WARNING] %s", msg);
503 sample debug callback expecting no client object
505 void info_callback(const char *msg, void *client_data) {
507 fprintf(stdout, "[INFO] %s", msg);
510 /* -------------------------------------------------------------------------- */
512 int main(int argc, char **argv) {
513 opj_dparameters_t parameters; /* decompression parameters */
515 opj_event_mgr_t event_mgr; /* event manager */
516 opj_image_t *image = NULL;
518 unsigned char *src = NULL;
523 opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */
524 opj_cio_t *cio = NULL;
525 opj_codestream_info_t cstr_info; /* Codestream information structure */
526 char indexfilename[OPJ_PATH_LEN]; /* index file name */
528 /* configure the event callbacks (not required) */
529 memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
530 event_mgr.error_handler = error_callback;
531 event_mgr.warning_handler = warning_callback;
532 event_mgr.info_handler = info_callback;
534 /* set decoding parameters to default values */
535 opj_set_default_decoder_parameters(¶meters);
537 /* Initialize indexfilename and img_fol */
539 memset(&img_fol,0,sizeof(img_fol_t));
541 /* parse input and get user encoding parameters */
542 if(parse_cmdline_decoder(argc, argv, ¶meters,&img_fol, indexfilename) == 1) {
546 /* Initialize reading of directory */
547 if(img_fol.set_imgdir==1){
548 num_images=get_num_images(img_fol.imgdirpath);
550 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
552 dirptr->filename_buf = (char*)malloc(num_images*OPJ_PATH_LEN*sizeof(char)); // Stores at max 10 image file names
553 dirptr->filename = (char**) malloc(num_images*sizeof(char*));
555 if(!dirptr->filename_buf){
558 for(i=0;i<num_images;i++){
559 dirptr->filename[i] = dirptr->filename_buf + i*OPJ_PATH_LEN;
562 if(load_images(dirptr,img_fol.imgdirpath)==1){
566 fprintf(stdout,"Folder is empty\n");
573 /*Encoding image one by one*/
574 for(imageno = 0; imageno < num_images ; imageno++) {
576 fprintf(stderr,"\n");
578 if(img_fol.set_imgdir==1){
579 if (get_next_file(imageno, dirptr,&img_fol, ¶meters)) {
580 fprintf(stderr,"skipping file...\n");
585 /* read the input file and put it in memory */
586 /* ---------------------------------------- */
587 fsrc = fopen(parameters.infile, "rb");
589 fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);
592 fseek(fsrc, 0, SEEK_END);
593 file_length = ftell(fsrc);
594 fseek(fsrc, 0, SEEK_SET);
595 src = (unsigned char *) malloc(file_length);
596 fread(src, 1, file_length, fsrc);
599 /* decode the code-stream */
600 /* ---------------------- */
602 switch(parameters.decod_format) {
605 /* JPEG-2000 codestream */
607 /* get a decoder handle */
608 dinfo = opj_create_decompress(CODEC_J2K);
610 /* catch events using our callbacks and give a local context */
611 opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
613 /* setup the decoder decoding parameters using user parameters */
614 opj_setup_decoder(dinfo, ¶meters);
616 /* open a byte stream */
617 cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
619 /* decode the stream and fill the image structure */
620 if (*indexfilename) // If need to extract codestream information
621 image = opj_decode_with_info(dinfo, cio, &cstr_info);
623 image = opj_decode(dinfo, cio);
625 fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
626 opj_destroy_decompress(dinfo);
631 /* close the byte stream */
634 /* Write the index to disk */
635 if (*indexfilename) {
637 bSuccess = write_index_file(&cstr_info, indexfilename);
639 fprintf(stderr, "Failed to output index file\n");
647 /* JPEG 2000 compressed image data */
649 /* get a decoder handle */
650 dinfo = opj_create_decompress(CODEC_JP2);
652 /* catch events using our callbacks and give a local context */
653 opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
655 /* setup the decoder decoding parameters using the current image and user parameters */
656 opj_setup_decoder(dinfo, ¶meters);
658 /* open a byte stream */
659 cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
661 /* decode the stream and fill the image structure */
662 if (*indexfilename) // If need to extract codestream information
663 image = opj_decode_with_info(dinfo, cio, &cstr_info);
665 image = opj_decode(dinfo, cio);
667 fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
668 opj_destroy_decompress(dinfo);
673 /* close the byte stream */
676 /* Write the index to disk */
677 if (*indexfilename) {
679 bSuccess = write_index_file(&cstr_info, indexfilename);
681 fprintf(stderr, "Failed to output index file\n");
689 /* JPEG 2000, JPIP */
691 /* get a decoder handle */
692 dinfo = opj_create_decompress(CODEC_JPT);
694 /* catch events using our callbacks and give a local context */
695 opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
697 /* setup the decoder decoding parameters using user parameters */
698 opj_setup_decoder(dinfo, ¶meters);
700 /* open a byte stream */
701 cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
703 /* decode the stream and fill the image structure */
704 if (*indexfilename) // If need to extract codestream information
705 image = opj_decode_with_info(dinfo, cio, &cstr_info);
707 image = opj_decode(dinfo, cio);
709 fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
710 opj_destroy_decompress(dinfo);
715 /* close the byte stream */
718 /* Write the index to disk */
719 if (*indexfilename) {
721 bSuccess = write_index_file(&cstr_info, indexfilename);
723 fprintf(stderr, "Failed to output index file\n");
730 fprintf(stderr, "skipping file..\n");
734 /* free the memory containing the code-stream */
738 /* create output image */
739 /* ------------------- */
740 switch (parameters.cod_format) {
741 case PXM_DFMT: /* PNM PGM PPM */
742 if (imagetopnm(image, parameters.outfile)) {
743 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
746 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
750 case PGX_DFMT: /* PGX */
751 if(imagetopgx(image, parameters.outfile)){
752 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
755 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
759 case BMP_DFMT: /* BMP */
760 if(imagetobmp(image, parameters.outfile)){
761 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
764 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
768 case TIF_DFMT: /* TIFF */
769 if(imagetotif(image, parameters.outfile)){
770 fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
773 fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
777 case RAW_DFMT: /* RAW */
778 if(imagetoraw(image, parameters.outfile)){
779 fprintf(stdout,"Error generating raw file. Outfile %s not generated\n",parameters.outfile);
782 fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
786 case TGA_DFMT: /* TGA */
787 if(imagetotga(image, parameters.outfile)){
788 fprintf(stdout,"Error generating tga file. Outfile %s not generated\n",parameters.outfile);
791 fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
795 case PNG_DFMT: /* PNG */
796 if(imagetopng(image, parameters.outfile)){
797 fprintf(stdout,"Error generating png file. Outfile %s not generated\n",parameters.outfile);
800 fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
805 /* free remaining structures */
807 opj_destroy_decompress(dinfo);
809 /* free codestream information structure */
811 opj_destroy_cstr_info(&cstr_info);
812 /* free image data structure */
813 opj_image_destroy(image);