2 * Copyright (c) 20010, Mathieu Malaterre, GDCM
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24 * POSSIBILITY OF SUCH DAMAGE.
33 #include "windirent.h"
42 #define _stricmp strcasecmp
43 #define _strnicmp strncasecmp
46 #include "opj_config.h"
48 #include "../libopenjpeg/j2k.h"
49 #include "../libopenjpeg/jp2.h"
54 #include "format_defs.h"
56 typedef struct dircnt{
57 /** Buffer for holding images read from Directory*/
59 /** Pointer to the buffer*/
64 typedef struct img_folder{
65 /** The directory path of the folder containing input images*/
68 const char *out_format;
71 /** Enable Cod Format for output*/
76 void decode_help_display() {
77 fprintf(stdout,"HELP for j2k_dump\n----\n\n");
78 fprintf(stdout,"- the -h option displays this help information on screen\n\n");
81 fprintf(stdout,"List of parameters for the JPEG 2000 "
89 fprintf(stdout," -ImgDir \n");
90 fprintf(stdout," Image file Directory path \n");
91 fprintf(stdout," -i <compressed file>\n");
92 fprintf(stdout," REQUIRED only if an Input image directory not specified\n");
93 fprintf(stdout," Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
94 fprintf(stdout," is identified based on its suffix.\n");
98 /* -------------------------------------------------------------------------- */
99 static void j2k_dump_image(FILE *fd, opj_image_t * img);
100 static void j2k_dump_cp(FILE *fd, opj_image_t * img, opj_cp_t * cp);
102 int get_num_images(char *imgdirpath){
104 struct dirent* content;
107 /*Reading the input images from given input directory*/
109 dir= opendir(imgdirpath);
111 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
115 while((content=readdir(dir))!=NULL){
116 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
123 int load_images(dircnt_t *dirptr, char *imgdirpath){
125 struct dirent* content;
128 /*Reading the input images from given input directory*/
130 dir= opendir(imgdirpath);
132 fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
135 fprintf(stderr,"Folder opened successfully\n");
138 while((content=readdir(dir))!=NULL){
139 if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
142 strcpy(dirptr->filename[i],content->d_name);
148 int get_file_format(char *filename) {
150 static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
151 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 };
152 char * ext = strrchr(filename, '.');
157 for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
158 if(_strnicmp(ext, extension[i], 3) == 0) {
167 char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
168 char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
169 char *temp_p, temp1[OPJ_PATH_LEN]="";
171 strcpy(image_filename,dirptr->filename[imageno]);
172 fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
173 parameters->decod_format = get_file_format(image_filename);
174 if (parameters->decod_format == -1)
176 sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
177 strncpy(parameters->infile, infilename, sizeof(infilename));
180 strcpy(temp_ofname,strtok(image_filename,"."));
181 while((temp_p = strtok(NULL,".")) != NULL){
182 strcat(temp_ofname,temp1);
183 sprintf(temp1,".%s",temp_p);
185 if(img_fol->set_out_format==1){
186 sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
187 strncpy(parameters->outfile, outfilename, sizeof(outfilename));
192 /* -------------------------------------------------------------------------- */
193 int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename) {
194 /* parse the command line */
196 option_t long_option[]={
197 {"ImgDir",REQ_ARG, NULL ,'y'},
200 const char optlist[] = "i:h";
201 totlen=sizeof(long_option);
202 img_fol->set_out_format = 0;
204 int c = getopt_long(argc, argv,optlist,long_option,totlen);
208 case 'i': /* input file */
210 char *infile = optarg;
211 parameters->decod_format = get_file_format(infile);
212 switch(parameters->decod_format) {
219 "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n",
223 strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
227 /* ----------------------------------------------------- */
229 case 'h': /* display an help description */
230 decode_help_display();
233 /* ------------------------------------------------------ */
235 case 'y': /* Image Directory path */
237 img_fol->imgdirpath = (char*)malloc(strlen(optarg) + 1);
238 strcpy(img_fol->imgdirpath,optarg);
239 img_fol->set_imgdir=1;
243 /* ----------------------------------------------------- */
246 fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, optarg);
251 /* check for possible errors */
252 if(img_fol->set_imgdir==1){
253 if(!(parameters->infile[0]==0)){
254 fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n");
257 if(img_fol->set_out_format == 0){
258 fprintf(stderr, "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
259 fprintf(stderr, "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n");
262 if(!((parameters->outfile[0] == 0))){
263 fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n");
267 if((parameters->infile[0] == 0) ) {
268 fprintf(stderr, "Example: %s -i image.j2k\n",argv[0]);
269 fprintf(stderr, " Try: %s -h\n",argv[0]);
277 /* -------------------------------------------------------------------------- */
280 sample error callback expecting a FILE* client object
282 void error_callback(const char *msg, void *client_data) {
283 FILE *stream = (FILE*)client_data;
284 fprintf(stream, "[ERROR] %s", msg);
287 sample warning callback expecting a FILE* client object
289 void warning_callback(const char *msg, void *client_data) {
290 FILE *stream = (FILE*)client_data;
291 fprintf(stream, "[WARNING] %s", msg);
294 sample debug callback expecting no client object
296 void info_callback(const char *msg, void *client_data) {
298 fprintf(stdout, "[INFO] %s", msg);
301 /* -------------------------------------------------------------------------- */
303 int main(int argc, char *argv[])
305 opj_dparameters_t parameters; /* decompression parameters */
307 opj_event_mgr_t event_mgr; /* event manager */
308 opj_image_t *image = NULL;
310 unsigned char *src = NULL;
314 dircnt_t *dirptr = NULL;
315 opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */
316 opj_cio_t *cio = NULL;
317 opj_codestream_info_t cstr_info; /* Codestream information structure */
318 char indexfilename[OPJ_PATH_LEN]; /* index file name */
320 /* configure the event callbacks (not required) */
321 memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
322 event_mgr.error_handler = error_callback;
323 event_mgr.warning_handler = warning_callback;
324 event_mgr.info_handler = info_callback;
326 /* set decoding parameters to default values */
327 opj_set_default_decoder_parameters(¶meters);
329 /* Initialize indexfilename and img_fol */
331 memset(&img_fol,0,sizeof(img_fol_t));
333 /* parse input and get user encoding parameters */
334 if(parse_cmdline_decoder(argc, argv, ¶meters,&img_fol, indexfilename) == 1) {
338 /* Initialize reading of directory */
339 if(img_fol.set_imgdir==1){
340 num_images=get_num_images(img_fol.imgdirpath);
342 dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
344 dirptr->filename_buf = (char*)malloc(num_images*OPJ_PATH_LEN*sizeof(char)); // Stores at max 10 image file names
345 dirptr->filename = (char**) malloc(num_images*sizeof(char*));
347 if(!dirptr->filename_buf){
350 for(i=0;i<num_images;i++){
351 dirptr->filename[i] = dirptr->filename_buf + i*OPJ_PATH_LEN;
354 if(load_images(dirptr,img_fol.imgdirpath)==1){
358 fprintf(stdout,"Folder is empty\n");
365 /*Encoding image one by one*/
366 for(imageno = 0; imageno < num_images ; imageno++)
369 fprintf(stderr,"\n");
371 if(img_fol.set_imgdir==1){
372 if (get_next_file(imageno, dirptr,&img_fol, ¶meters)) {
373 fprintf(stderr,"skipping file...\n");
378 /* read the input file and put it in memory */
379 /* ---------------------------------------- */
380 fsrc = fopen(parameters.infile, "rb");
382 fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);
385 fseek(fsrc, 0, SEEK_END);
386 file_length = ftell(fsrc);
387 fseek(fsrc, 0, SEEK_SET);
388 src = (unsigned char *) malloc(file_length);
389 fread(src, 1, file_length, fsrc);
392 /* decode the code-stream */
393 /* ---------------------- */
395 switch(parameters.decod_format) {
398 /* JPEG-2000 codestream */
400 /* get a decoder handle */
401 dinfo = opj_create_decompress(CODEC_J2K);
403 /* catch events using our callbacks and give a local context */
404 opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
406 /* setup the decoder decoding parameters using user parameters */
407 opj_setup_decoder(dinfo, ¶meters);
409 /* open a byte stream */
410 cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
412 /* decode the stream and fill the image structure */
413 if (*indexfilename) // If need to extract codestream information
414 image = opj_decode_with_info(dinfo, cio, &cstr_info);
416 image = opj_decode(dinfo, cio);
418 fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
419 opj_destroy_decompress(dinfo);
424 j2k_dump_image(stdout, image);
427 j2k_dump_cp(stdout, image, ((opj_j2k_t*)dinfo->j2k_handle)->cp);
429 /* close the byte stream */
432 /* Write the index to disk */
433 if (*indexfilename) {
435 bSuccess = write_index_file(&cstr_info, indexfilename);
437 fprintf(stderr, "Failed to output index file\n");
445 /* JPEG 2000 compressed image data */
447 /* get a decoder handle */
448 dinfo = opj_create_decompress(CODEC_JP2);
450 /* catch events using our callbacks and give a local context */
451 opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
453 /* setup the decoder decoding parameters using the current image and user parameters */
454 opj_setup_decoder(dinfo, ¶meters);
456 /* open a byte stream */
457 cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
459 /* decode the stream and fill the image structure */
460 if (*indexfilename) // If need to extract codestream information
461 image = opj_decode_with_info(dinfo, cio, &cstr_info);
463 image = opj_decode(dinfo, cio);
465 fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
466 opj_destroy_decompress(dinfo);
471 if(image->icc_profile_buf)
473 free(image->icc_profile_buf); image->icc_profile_buf = NULL;
475 j2k_dump_image(stdout, image);
478 j2k_dump_cp(stdout, image, ((opj_jp2_t*)dinfo->jp2_handle)->j2k->cp);
480 /* close the byte stream */
483 /* Write the index to disk */
484 if (*indexfilename) {
486 bSuccess = write_index_file(&cstr_info, indexfilename);
488 fprintf(stderr, "Failed to output index file\n");
496 /* JPEG 2000, JPIP */
498 /* get a decoder handle */
499 dinfo = opj_create_decompress(CODEC_JPT);
501 /* catch events using our callbacks and give a local context */
502 opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
504 /* setup the decoder decoding parameters using user parameters */
505 opj_setup_decoder(dinfo, ¶meters);
507 /* open a byte stream */
508 cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
510 /* decode the stream and fill the image structure */
511 if (*indexfilename) // If need to extract codestream information
512 image = opj_decode_with_info(dinfo, cio, &cstr_info);
514 image = opj_decode(dinfo, cio);
516 fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
517 opj_destroy_decompress(dinfo);
522 /* close the byte stream */
525 /* Write the index to disk */
526 if (*indexfilename) {
528 bSuccess = write_index_file(&cstr_info, indexfilename);
530 fprintf(stderr, "Failed to output index file\n");
537 fprintf(stderr, "skipping file..\n");
541 /* free the memory containing the code-stream */
545 /* free remaining structures */
547 opj_destroy_decompress(dinfo);
549 /* free codestream information structure */
551 opj_destroy_cstr_info(&cstr_info);
552 /* free image data structure */
553 opj_image_destroy(image);
561 static void j2k_dump_image(FILE *fd, opj_image_t * img) {
563 fprintf(fd, "image {\n");
564 fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d\n", img->x0, img->y0, img->x1, img->y1);
565 fprintf(fd, " numcomps=%d\n", img->numcomps);
566 for (compno = 0; compno < img->numcomps; compno++) {
567 opj_image_comp_t *comp = &img->comps[compno];
568 fprintf(fd, " comp %d {\n", compno);
569 fprintf(fd, " dx=%d, dy=%d\n", comp->dx, comp->dy);
570 fprintf(fd, " prec=%d\n", comp->prec);
571 //fprintf(fd, " bpp=%d\n", comp->bpp);
572 fprintf(fd, " sgnd=%d\n", comp->sgnd);
578 static void j2k_dump_cp(FILE *fd, opj_image_t * img, opj_cp_t * cp) {
579 int tileno, compno, layno, bandno, resno, numbands;
580 fprintf(fd, "coding parameters {\n");
581 fprintf(fd, " tx0=%d, ty0=%d\n", cp->tx0, cp->ty0);
582 fprintf(fd, " tdx=%d, tdy=%d\n", cp->tdx, cp->tdy);
583 fprintf(fd, " tw=%d, th=%d\n", cp->tw, cp->th);
584 for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
585 opj_tcp_t *tcp = &cp->tcps[tileno];
586 fprintf(fd, " tile %d {\n", tileno);
587 fprintf(fd, " csty=%x\n", tcp->csty);
588 fprintf(fd, " prg=%d\n", tcp->prg);
589 fprintf(fd, " numlayers=%d\n", tcp->numlayers);
590 fprintf(fd, " mct=%d\n", tcp->mct);
591 fprintf(fd, " rates=");
592 for (layno = 0; layno < tcp->numlayers; layno++) {
593 fprintf(fd, "%.1f ", tcp->rates[layno]);
596 for (compno = 0; compno < img->numcomps; compno++) {
597 opj_tccp_t *tccp = &tcp->tccps[compno];
598 fprintf(fd, " comp %d {\n", compno);
599 fprintf(fd, " csty=%x\n", tccp->csty);
600 fprintf(fd, " numresolutions=%d\n", tccp->numresolutions);
601 fprintf(fd, " cblkw=%d\n", tccp->cblkw);
602 fprintf(fd, " cblkh=%d\n", tccp->cblkh);
603 fprintf(fd, " cblksty=%x\n", tccp->cblksty);
604 fprintf(fd, " qmfbid=%d\n", tccp->qmfbid);
605 fprintf(fd, " qntsty=%d\n", tccp->qntsty);
606 fprintf(fd, " numgbits=%d\n", tccp->numgbits);
607 fprintf(fd, " roishift=%d\n", tccp->roishift);
608 fprintf(fd, " stepsizes=");
609 numbands = tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
610 for (bandno = 0; bandno < numbands; bandno++) {
611 fprintf(fd, "(%d,%d) ", tccp->stepsizes[bandno].mant,
612 tccp->stepsizes[bandno].expn);
616 if (tccp->csty & J2K_CCP_CSTY_PRT) {
617 fprintf(fd, " prcw=");
618 for (resno = 0; resno < tccp->numresolutions; resno++) {
619 fprintf(fd, "%d ", tccp->prcw[resno]);
622 fprintf(fd, " prch=");
623 for (resno = 0; resno < tccp->numresolutions; resno++) {
624 fprintf(fd, "%d ", tccp->prch[resno]);