834 lines
24 KiB
C
834 lines
24 KiB
C
/*
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* Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2007, Professor Benoit Macq
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* Copyright (c) 2001-2003, David Janssens
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* Copyright (c) 2002-2003, Yannick Verschueren
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* Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
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* Copyright (c) 2005, Herve Drolon, FreeImage Team
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* Copyright (c) 2006-2007, Parvatha Elangovan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <math.h>
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#include "opj_config.h"
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#include "openjpeg.h"
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#include "compat/getopt.h"
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#include "convert.h"
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#ifdef WIN32
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#include "windirent.h"
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#else
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#include <dirent.h>
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#endif /* WIN32 */
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#include "index.h"
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#ifndef WIN32
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#include <strings.h>
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#define _stricmp strcasecmp
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#define _strnicmp strncasecmp
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#endif
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/* ----------------------------------------------------------------------- */
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#define J2K_CFMT 0
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#define JP2_CFMT 1
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#define JPT_CFMT 2
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#define PXM_DFMT 10
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#define PGX_DFMT 11
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#define BMP_DFMT 12
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#define YUV_DFMT 13
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#define TIF_DFMT 14
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#define RAW_DFMT 15
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#define TGA_DFMT 16
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#define PNG_DFMT 17
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/* ----------------------------------------------------------------------- */
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typedef struct dircnt{
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/** Buffer for holding images read from Directory*/
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char *filename_buf;
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/** Pointer to the buffer*/
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char **filename;
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}dircnt_t;
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typedef struct img_folder{
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/** The directory path of the folder containing input images*/
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char *imgdirpath;
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/** Output format*/
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const char *out_format;
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/** Enable option*/
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char set_imgdir;
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/** Enable Cod Format for output*/
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char set_out_format;
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}img_fol_t;
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void decode_help_display() {
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fprintf(stdout,"HELP for j2k_to_image\n----\n\n");
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fprintf(stdout,"- the -h option displays this help information on screen\n\n");
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/* UniPG>> */
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fprintf(stdout,"List of parameters for the JPEG 2000 "
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#ifdef USE_JPWL
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"+ JPWL "
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#endif /* USE_JPWL */
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"decoder:\n");
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/* <<UniPG */
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fprintf(stdout,"\n");
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fprintf(stdout,"\n");
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fprintf(stdout," -ImgDir \n");
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fprintf(stdout," Image file Directory path \n");
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fprintf(stdout," -OutFor \n");
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fprintf(stdout," REQUIRED only if -ImgDir is used\n");
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fprintf(stdout," Need to specify only format without filename <BMP> \n");
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fprintf(stdout," Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA formats\n");
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fprintf(stdout," -i <compressed file>\n");
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fprintf(stdout," REQUIRED only if an Input image directory not specified\n");
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fprintf(stdout," Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
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fprintf(stdout," is identified based on its suffix.\n");
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fprintf(stdout," -o <decompressed file>\n");
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fprintf(stdout," REQUIRED\n");
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fprintf(stdout," Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA files\n");
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fprintf(stdout," Binary data is written to the file (not ascii). If a PGX\n");
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fprintf(stdout," filename is given, there will be as many output files as there are\n");
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fprintf(stdout," components: an indice starting from 0 will then be appended to the\n");
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fprintf(stdout," output filename, just before the \"pgx\" extension. If a PGM filename\n");
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fprintf(stdout," is given and there are more than one component, only the first component\n");
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fprintf(stdout," will be written to the file.\n");
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fprintf(stdout," -r <reduce factor>\n");
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fprintf(stdout," Set the number of highest resolution levels to be discarded. The\n");
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fprintf(stdout," image resolution is effectively divided by 2 to the power of the\n");
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fprintf(stdout," number of discarded levels. The reduce factor is limited by the\n");
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fprintf(stdout," smallest total number of decomposition levels among tiles.\n");
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fprintf(stdout," -l <number of quality layers to decode>\n");
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fprintf(stdout," Set the maximum number of quality layers to decode. If there are\n");
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fprintf(stdout," less quality layers than the specified number, all the quality layers\n");
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fprintf(stdout," are decoded.\n");
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fprintf(stdout," -x \n");
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fprintf(stdout," Create an index file *.Idx (-x index_name.Idx) \n");
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fprintf(stdout,"\n");
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/* UniPG>> */
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#ifdef USE_JPWL
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fprintf(stdout," -W <options>\n");
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fprintf(stdout," Activates the JPWL correction capability, if the codestream complies.\n");
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fprintf(stdout," Options can be a comma separated list of <param=val> tokens:\n");
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fprintf(stdout," c, c=numcomps\n");
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fprintf(stdout," numcomps is the number of expected components in the codestream\n");
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fprintf(stdout," (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);
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#endif /* USE_JPWL */
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/* <<UniPG */
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fprintf(stdout,"\n");
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}
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/* -------------------------------------------------------------------------- */
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int get_num_images(char *imgdirpath){
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DIR *dir;
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struct dirent* content;
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int num_images = 0;
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/*Reading the input images from given input directory*/
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dir= opendir(imgdirpath);
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if(!dir){
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fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
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return 0;
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}
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while((content=readdir(dir))!=NULL){
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if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
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continue;
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num_images++;
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}
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return num_images;
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}
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int load_images(dircnt_t *dirptr, char *imgdirpath){
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DIR *dir;
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struct dirent* content;
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int i = 0;
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/*Reading the input images from given input directory*/
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dir= opendir(imgdirpath);
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if(!dir){
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fprintf(stderr,"Could not open Folder %s\n",imgdirpath);
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return 1;
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}else {
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fprintf(stderr,"Folder opened successfully\n");
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}
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while((content=readdir(dir))!=NULL){
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if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )
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continue;
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strcpy(dirptr->filename[i],content->d_name);
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i++;
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}
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return 0;
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}
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int get_file_format(char *filename) {
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unsigned int i;
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static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
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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 };
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char * ext = strrchr(filename, '.');
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if (ext == NULL)
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return -1;
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ext++;
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if(ext) {
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for(i = 0; i < sizeof(format)/sizeof(*format); i++) {
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if(_strnicmp(ext, extension[i], 3) == 0) {
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return format[i];
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}
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}
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}
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return -1;
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}
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char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters){
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char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN],outfilename[OPJ_PATH_LEN],temp_ofname[OPJ_PATH_LEN];
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char *temp_p, temp1[OPJ_PATH_LEN]="";
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strcpy(image_filename,dirptr->filename[imageno]);
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fprintf(stderr,"File Number %d \"%s\"\n",imageno,image_filename);
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parameters->decod_format = get_file_format(image_filename);
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if (parameters->decod_format == -1)
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return 1;
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sprintf(infilename,"%s/%s",img_fol->imgdirpath,image_filename);
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strncpy(parameters->infile, infilename, sizeof(infilename));
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//Set output file
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strcpy(temp_ofname,strtok(image_filename,"."));
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while((temp_p = strtok(NULL,".")) != NULL){
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strcat(temp_ofname,temp1);
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sprintf(temp1,".%s",temp_p);
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}
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if(img_fol->set_out_format==1){
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sprintf(outfilename,"%s/%s.%s",img_fol->imgdirpath,temp_ofname,img_fol->out_format);
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strncpy(parameters->outfile, outfilename, sizeof(outfilename));
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}
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return 0;
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}
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/* -------------------------------------------------------------------------- */
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int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol, char *indexfilename) {
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/* parse the command line */
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int totlen;
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option_t long_option[]={
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{"ImgDir",REQ_ARG, NULL ,'y'},
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{"OutFor",REQ_ARG, NULL ,'O'},
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};
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const char optlist[] = "i:o:r:l:x:"
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/* UniPG>> */
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#ifdef USE_JPWL
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"W:"
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#endif /* USE_JPWL */
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/* <<UniPG */
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"h" ;
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totlen=sizeof(long_option);
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img_fol->set_out_format = 0;
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while (1) {
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int c = getopt_long(argc, argv,optlist,long_option,totlen);
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if (c == -1)
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break;
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switch (c) {
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case 'i': /* input file */
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{
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char *infile = optarg;
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parameters->decod_format = get_file_format(infile);
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switch(parameters->decod_format) {
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case J2K_CFMT:
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case JP2_CFMT:
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case JPT_CFMT:
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break;
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default:
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fprintf(stderr,
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"!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n",
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infile);
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return 1;
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}
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strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);
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}
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break;
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/* ----------------------------------------------------- */
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case 'o': /* output file */
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{
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char *outfile = optarg;
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parameters->cod_format = get_file_format(outfile);
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switch(parameters->cod_format) {
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case PGX_DFMT:
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case PXM_DFMT:
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case BMP_DFMT:
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case TIF_DFMT:
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case RAW_DFMT:
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case TGA_DFMT:
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case PNG_DFMT:
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break;
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default:
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fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);
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return 1;
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}
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strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);
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}
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break;
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/* ----------------------------------------------------- */
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case 'O': /* output format */
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{
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char outformat[50];
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char *of = optarg;
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sprintf(outformat,".%s",of);
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img_fol->set_out_format = 1;
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parameters->cod_format = get_file_format(outformat);
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switch(parameters->cod_format) {
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case PGX_DFMT:
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img_fol->out_format = "pgx";
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break;
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case PXM_DFMT:
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img_fol->out_format = "ppm";
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break;
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case BMP_DFMT:
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img_fol->out_format = "bmp";
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break;
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case TIF_DFMT:
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img_fol->out_format = "tif";
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break;
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case RAW_DFMT:
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img_fol->out_format = "raw";
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break;
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case TGA_DFMT:
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img_fol->out_format = "raw";
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break;
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case PNG_DFMT:
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img_fol->out_format = "png";
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break;
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default:
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fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);
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return 1;
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break;
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}
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}
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break;
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/* ----------------------------------------------------- */
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case 'r': /* reduce option */
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{
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sscanf(optarg, "%d", ¶meters->cp_reduce);
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}
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break;
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/* ----------------------------------------------------- */
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case 'l': /* layering option */
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{
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sscanf(optarg, "%d", ¶meters->cp_layer);
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}
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break;
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/* ----------------------------------------------------- */
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case 'h': /* display an help description */
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decode_help_display();
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return 1;
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/* ------------------------------------------------------ */
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case 'y': /* Image Directory path */
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{
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img_fol->imgdirpath = (char*)malloc(strlen(optarg) + 1);
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strcpy(img_fol->imgdirpath,optarg);
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img_fol->set_imgdir=1;
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}
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break;
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/* ----------------------------------------------------- */
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case 'x': /* Creation of index file */
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{
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char *index = optarg;
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strncpy(indexfilename, index, OPJ_PATH_LEN);
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}
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break;
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/* ----------------------------------------------------- */
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/* UniPG>> */
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#ifdef USE_JPWL
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case 'W': /* activate JPWL correction */
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{
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char *token = NULL;
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token = strtok(optarg, ",");
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while(token != NULL) {
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/* search expected number of components */
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if (*token == 'c') {
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static int compno;
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compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */
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if(sscanf(token, "c=%d", &compno) == 1) {
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/* Specified */
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if ((compno < 1) || (compno > 256)) {
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fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);
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return 1;
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}
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parameters->jpwl_exp_comps = compno;
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} else if (!strcmp(token, "c")) {
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/* default */
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parameters->jpwl_exp_comps = compno; /* auto for default size */
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} else {
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fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);
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return 1;
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};
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}
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/* search maximum number of tiles */
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if (*token == 't') {
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static int tileno;
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tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */
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if(sscanf(token, "t=%d", &tileno) == 1) {
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/* Specified */
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if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {
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fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);
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return 1;
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}
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parameters->jpwl_max_tiles = tileno;
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} else if (!strcmp(token, "t")) {
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/* default */
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parameters->jpwl_max_tiles = tileno; /* auto for default size */
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} else {
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fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);
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return 1;
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};
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}
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/* next token or bust */
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token = strtok(NULL, ",");
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};
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parameters->jpwl_correct = true;
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fprintf(stdout, "JPWL correction capability activated\n");
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fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);
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}
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break;
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#endif /* USE_JPWL */
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/* <<UniPG */
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/* ----------------------------------------------------- */
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default:
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fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, optarg);
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break;
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}
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}
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/* check for possible errors */
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if(img_fol->set_imgdir==1){
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if(!(parameters->infile[0]==0)){
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fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n");
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return 1;
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}
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if(img_fol->set_out_format == 0){
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fprintf(stderr, "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
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fprintf(stderr, "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n");
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return 1;
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}
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if(!((parameters->outfile[0] == 0))){
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fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n");
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return 1;
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}
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}else{
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if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
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fprintf(stderr, "Example: %s -i image.j2k -o image.pgm\n",argv[0]);
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fprintf(stderr, " Try: %s -h\n",argv[0]);
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return 1;
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}
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}
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return 0;
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}
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/* -------------------------------------------------------------------------- */
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/**
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sample error callback expecting a FILE* client object
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*/
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void error_callback(const char *msg, void *client_data) {
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FILE *stream = (FILE*)client_data;
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fprintf(stream, "[ERROR] %s", msg);
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}
|
|
/**
|
|
sample warning callback expecting a FILE* client object
|
|
*/
|
|
void warning_callback(const char *msg, void *client_data) {
|
|
FILE *stream = (FILE*)client_data;
|
|
fprintf(stream, "[WARNING] %s", msg);
|
|
}
|
|
/**
|
|
sample debug callback expecting no client object
|
|
*/
|
|
void info_callback(const char *msg, void *client_data) {
|
|
(void)client_data;
|
|
fprintf(stdout, "[INFO] %s", msg);
|
|
}
|
|
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
int main(int argc, char **argv) {
|
|
opj_dparameters_t parameters; /* decompression parameters */
|
|
img_fol_t img_fol;
|
|
opj_event_mgr_t event_mgr; /* event manager */
|
|
opj_image_t *image = NULL;
|
|
FILE *fsrc = NULL;
|
|
unsigned char *src = NULL;
|
|
int file_length;
|
|
int num_images;
|
|
int i,imageno;
|
|
dircnt_t *dirptr;
|
|
opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */
|
|
opj_cio_t *cio = NULL;
|
|
opj_codestream_info_t cstr_info; /* Codestream information structure */
|
|
char indexfilename[OPJ_PATH_LEN]; /* index file name */
|
|
|
|
/* configure the event callbacks (not required) */
|
|
memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
|
|
event_mgr.error_handler = error_callback;
|
|
event_mgr.warning_handler = warning_callback;
|
|
event_mgr.info_handler = info_callback;
|
|
|
|
/* set decoding parameters to default values */
|
|
opj_set_default_decoder_parameters(¶meters);
|
|
|
|
/* Initialize indexfilename and img_fol */
|
|
*indexfilename = 0;
|
|
memset(&img_fol,0,sizeof(img_fol_t));
|
|
|
|
/* parse input and get user encoding parameters */
|
|
if(parse_cmdline_decoder(argc, argv, ¶meters,&img_fol, indexfilename) == 1) {
|
|
return 1;
|
|
}
|
|
|
|
/* Initialize reading of directory */
|
|
if(img_fol.set_imgdir==1){
|
|
num_images=get_num_images(img_fol.imgdirpath);
|
|
|
|
dirptr=(dircnt_t*)malloc(sizeof(dircnt_t));
|
|
if(dirptr){
|
|
dirptr->filename_buf = (char*)malloc(num_images*OPJ_PATH_LEN*sizeof(char)); // Stores at max 10 image file names
|
|
dirptr->filename = (char**) malloc(num_images*sizeof(char*));
|
|
|
|
if(!dirptr->filename_buf){
|
|
return 1;
|
|
}
|
|
for(i=0;i<num_images;i++){
|
|
dirptr->filename[i] = dirptr->filename_buf + i*OPJ_PATH_LEN;
|
|
}
|
|
}
|
|
if(load_images(dirptr,img_fol.imgdirpath)==1){
|
|
return 1;
|
|
}
|
|
if (num_images==0){
|
|
fprintf(stdout,"Folder is empty\n");
|
|
return 1;
|
|
}
|
|
}else{
|
|
num_images=1;
|
|
}
|
|
|
|
/*Encoding image one by one*/
|
|
for(imageno = 0; imageno < num_images ; imageno++) {
|
|
image = NULL;
|
|
fprintf(stderr,"\n");
|
|
|
|
if(img_fol.set_imgdir==1){
|
|
if (get_next_file(imageno, dirptr,&img_fol, ¶meters)) {
|
|
fprintf(stderr,"skipping file...\n");
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/* read the input file and put it in memory */
|
|
/* ---------------------------------------- */
|
|
fsrc = fopen(parameters.infile, "rb");
|
|
if (!fsrc) {
|
|
fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);
|
|
return 1;
|
|
}
|
|
fseek(fsrc, 0, SEEK_END);
|
|
file_length = ftell(fsrc);
|
|
fseek(fsrc, 0, SEEK_SET);
|
|
src = (unsigned char *) malloc(file_length);
|
|
fread(src, 1, file_length, fsrc);
|
|
fclose(fsrc);
|
|
|
|
/* decode the code-stream */
|
|
/* ---------------------- */
|
|
|
|
switch(parameters.decod_format) {
|
|
case J2K_CFMT:
|
|
{
|
|
/* JPEG-2000 codestream */
|
|
|
|
/* get a decoder handle */
|
|
dinfo = opj_create_decompress(CODEC_J2K);
|
|
|
|
/* catch events using our callbacks and give a local context */
|
|
opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
|
|
|
|
/* setup the decoder decoding parameters using user parameters */
|
|
opj_setup_decoder(dinfo, ¶meters);
|
|
|
|
/* open a byte stream */
|
|
cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
|
|
|
|
/* decode the stream and fill the image structure */
|
|
if (*indexfilename) // If need to extract codestream information
|
|
image = opj_decode_with_info(dinfo, cio, &cstr_info);
|
|
else
|
|
image = opj_decode(dinfo, cio);
|
|
if(!image) {
|
|
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
|
|
opj_destroy_decompress(dinfo);
|
|
opj_cio_close(cio);
|
|
return 1;
|
|
}
|
|
|
|
/* close the byte stream */
|
|
opj_cio_close(cio);
|
|
|
|
/* Write the index to disk */
|
|
if (*indexfilename) {
|
|
char bSuccess;
|
|
bSuccess = write_index_file(&cstr_info, indexfilename);
|
|
if (bSuccess) {
|
|
fprintf(stderr, "Failed to output index file\n");
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case JP2_CFMT:
|
|
{
|
|
/* JPEG 2000 compressed image data */
|
|
|
|
/* get a decoder handle */
|
|
dinfo = opj_create_decompress(CODEC_JP2);
|
|
|
|
/* catch events using our callbacks and give a local context */
|
|
opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
|
|
|
|
/* setup the decoder decoding parameters using the current image and user parameters */
|
|
opj_setup_decoder(dinfo, ¶meters);
|
|
|
|
/* open a byte stream */
|
|
cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
|
|
|
|
/* decode the stream and fill the image structure */
|
|
if (*indexfilename) // If need to extract codestream information
|
|
image = opj_decode_with_info(dinfo, cio, &cstr_info);
|
|
else
|
|
image = opj_decode(dinfo, cio);
|
|
if(!image) {
|
|
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
|
|
opj_destroy_decompress(dinfo);
|
|
opj_cio_close(cio);
|
|
return 1;
|
|
}
|
|
|
|
/* close the byte stream */
|
|
opj_cio_close(cio);
|
|
|
|
/* Write the index to disk */
|
|
if (*indexfilename) {
|
|
char bSuccess;
|
|
bSuccess = write_index_file(&cstr_info, indexfilename);
|
|
if (bSuccess) {
|
|
fprintf(stderr, "Failed to output index file\n");
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case JPT_CFMT:
|
|
{
|
|
/* JPEG 2000, JPIP */
|
|
|
|
/* get a decoder handle */
|
|
dinfo = opj_create_decompress(CODEC_JPT);
|
|
|
|
/* catch events using our callbacks and give a local context */
|
|
opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
|
|
|
|
/* setup the decoder decoding parameters using user parameters */
|
|
opj_setup_decoder(dinfo, ¶meters);
|
|
|
|
/* open a byte stream */
|
|
cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
|
|
|
|
/* decode the stream and fill the image structure */
|
|
if (*indexfilename) // If need to extract codestream information
|
|
image = opj_decode_with_info(dinfo, cio, &cstr_info);
|
|
else
|
|
image = opj_decode(dinfo, cio);
|
|
if(!image) {
|
|
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
|
|
opj_destroy_decompress(dinfo);
|
|
opj_cio_close(cio);
|
|
return 1;
|
|
}
|
|
|
|
/* close the byte stream */
|
|
opj_cio_close(cio);
|
|
|
|
/* Write the index to disk */
|
|
if (*indexfilename) {
|
|
char bSuccess;
|
|
bSuccess = write_index_file(&cstr_info, indexfilename);
|
|
if (bSuccess) {
|
|
fprintf(stderr, "Failed to output index file\n");
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "skipping file..\n");
|
|
continue;
|
|
}
|
|
|
|
/* free the memory containing the code-stream */
|
|
free(src);
|
|
src = NULL;
|
|
|
|
/* create output image */
|
|
/* ------------------- */
|
|
switch (parameters.cod_format) {
|
|
case PXM_DFMT: /* PNM PGM PPM */
|
|
if (imagetopnm(image, parameters.outfile)) {
|
|
fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
|
|
case PGX_DFMT: /* PGX */
|
|
if(imagetopgx(image, parameters.outfile)){
|
|
fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
|
|
case BMP_DFMT: /* BMP */
|
|
if(imagetobmp(image, parameters.outfile)){
|
|
fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
#ifdef HAVE_LIBTIFF
|
|
case TIF_DFMT: /* TIFF */
|
|
if(imagetotif(image, parameters.outfile)){
|
|
fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
#endif /* HAVE_LIBTIFF */
|
|
case RAW_DFMT: /* RAW */
|
|
if(imagetoraw(image, parameters.outfile)){
|
|
fprintf(stdout,"Error generating raw file. Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
|
|
case TGA_DFMT: /* TGA */
|
|
if(imagetotga(image, parameters.outfile)){
|
|
fprintf(stdout,"Error generating tga file. Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
#ifdef HAVE_LIBPNG
|
|
case PNG_DFMT: /* PNG */
|
|
if(imagetopng(image, parameters.outfile)){
|
|
fprintf(stdout,"Error generating png file. Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
else {
|
|
fprintf(stdout,"Successfully generated Outfile %s\n",parameters.outfile);
|
|
}
|
|
break;
|
|
#endif /* HAVE_LIBPNG */
|
|
/* Can happen if output file is TIFF or PNG
|
|
* and HAVE_LIBTIF or HAVE_LIBPNG is undefined
|
|
*/
|
|
default:
|
|
fprintf(stderr,"Outfile %s not generated\n",parameters.outfile);
|
|
}
|
|
|
|
/* free remaining structures */
|
|
if(dinfo) {
|
|
opj_destroy_decompress(dinfo);
|
|
}
|
|
/* free codestream information structure */
|
|
if (*indexfilename)
|
|
opj_destroy_cstr_info(&cstr_info);
|
|
/* free image data structure */
|
|
opj_image_destroy(image);
|
|
|
|
}
|
|
return 0;
|
|
}
|
|
//end main
|
|
|
|
|
|
|
|
|