diff options
Diffstat (limited to 'openjpeg/src/bin/jpwl/opj_jpwl_decompress.c')
| -rw-r--r-- | openjpeg/src/bin/jpwl/opj_jpwl_decompress.c | 895 |
1 files changed, 895 insertions, 0 deletions
diff --git a/openjpeg/src/bin/jpwl/opj_jpwl_decompress.c b/openjpeg/src/bin/jpwl/opj_jpwl_decompress.c new file mode 100644 index 00000000..ffe84e54 --- /dev/null +++ b/openjpeg/src/bin/jpwl/opj_jpwl_decompress.c @@ -0,0 +1,895 @@ +/* + * The copyright in this software is being made available under the 2-clauses + * BSD License, included below. This software may be subject to other third + * party and contributor rights, including patent rights, and no such rights + * are granted under this license. + * + * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium + * Copyright (c) 2002-2014, Professor Benoit Macq + * Copyright (c) 2001-2003, David Janssens + * Copyright (c) 2002-2003, Yannick Verschueren + * Copyright (c) 2003-2007, Francois-Olivier Devaux + * Copyright (c) 2003-2014, Antonin Descampe + * Copyright (c) 2005, Herve Drolon, FreeImage Team + * Copyright (c) 2006-2007, Parvatha Elangovan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <math.h> + +#ifdef _WIN32 +#include "windirent.h" +#else +#include <dirent.h> +#endif /* _WIN32 */ + +#ifdef _WIN32 +#include <windows.h> +#else +#include <strings.h> +#define _stricmp strcasecmp +#define _strnicmp strncasecmp +#endif /* _WIN32 */ + +#include "opj_apps_config.h" +#include "openjpeg.h" +#include "opj_getopt.h" +#include "convert.h" +#include "index.h" + +#ifdef OPJ_HAVE_LIBLCMS2 +#include <lcms2.h> +#endif +#ifdef OPJ_HAVE_LIBLCMS1 +#include <lcms.h> +#endif +#include "color.h" + +#include "format_defs.h" + +typedef struct dircnt { + /** Buffer for holding images read from Directory*/ + char *filename_buf; + /** Pointer to the buffer*/ + char **filename; +} dircnt_t; + + +typedef struct img_folder { + /** The directory path of the folder containing input images*/ + char *imgdirpath; + /** Output format*/ + const char *out_format; + /** Enable option*/ + char set_imgdir; + /** Enable Cod Format for output*/ + char set_out_format; + +} img_fol_t; + +void decode_help_display(void) +{ + fprintf(stdout, "HELP for j2k_to_image\n----\n\n"); + fprintf(stdout, "- the -h option displays this help information on screen\n\n"); + + /* UniPG>> */ + fprintf(stdout, "List of parameters for the JPEG 2000 " +#ifdef USE_JPWL + "+ JPWL " +#endif /* USE_JPWL */ + "decoder:\n"); + /* <<UniPG */ + fprintf(stdout, "\n"); + fprintf(stdout, "\n"); + fprintf(stdout, " -ImgDir \n"); + fprintf(stdout, " Image file Directory path \n"); + fprintf(stdout, " -OutFor \n"); + fprintf(stdout, " REQUIRED only if -ImgDir is used\n"); + fprintf(stdout, " Need to specify only format without filename <BMP> \n"); + fprintf(stdout, + " Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA formats\n"); + fprintf(stdout, " -i <compressed file>\n"); + fprintf(stdout, + " REQUIRED only if an Input image directory not specified\n"); + fprintf(stdout, + " Currently accepts J2K-files, JP2-files and JPT-files. The file type\n"); + fprintf(stdout, " is identified based on its suffix.\n"); + fprintf(stdout, " -o <decompressed file>\n"); + fprintf(stdout, " REQUIRED\n"); + fprintf(stdout, + " Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA files\n"); + fprintf(stdout, + " Binary data is written to the file (not ascii). If a PGX\n"); + fprintf(stdout, + " filename is given, there will be as many output files as there are\n"); + fprintf(stdout, + " components: an indice starting from 0 will then be appended to the\n"); + fprintf(stdout, + " output filename, just before the \"pgx\" extension. If a PGM filename\n"); + fprintf(stdout, + " is given and there are more than one component, only the first component\n"); + fprintf(stdout, " will be written to the file.\n"); + fprintf(stdout, " -r <reduce factor>\n"); + fprintf(stdout, + " Set the number of highest resolution levels to be discarded. The\n"); + fprintf(stdout, + " image resolution is effectively divided by 2 to the power of the\n"); + fprintf(stdout, + " number of discarded levels. The reduce factor is limited by the\n"); + fprintf(stdout, + " smallest total number of decomposition levels among tiles.\n"); + fprintf(stdout, " -l <number of quality layers to decode>\n"); + fprintf(stdout, + " Set the maximum number of quality layers to decode. If there are\n"); + fprintf(stdout, + " less quality layers than the specified number, all the quality layers\n"); + fprintf(stdout, " are decoded.\n"); + fprintf(stdout, " -x \n"); + fprintf(stdout, " Create an index file *.Idx (-x index_name.Idx) \n"); + fprintf(stdout, "\n"); + /* UniPG>> */ +#ifdef USE_JPWL + fprintf(stdout, " -W <options>\n"); + fprintf(stdout, + " Activates the JPWL correction capability, if the codestream complies.\n"); + fprintf(stdout, + " Options can be a comma separated list of <param=val> tokens:\n"); + fprintf(stdout, " c, c=numcomps\n"); + fprintf(stdout, + " numcomps is the number of expected components in the codestream\n"); + fprintf(stdout, " (search of first EPB rely upon this, default is %d)\n", + JPWL_EXPECTED_COMPONENTS); +#endif /* USE_JPWL */ + /* <<UniPG */ + fprintf(stdout, "\n"); +} + +/* -------------------------------------------------------------------------- */ + +int get_num_images(char *imgdirpath) +{ + DIR *dir; + struct dirent* content; + int num_images = 0; + + /*Reading the input images from given input directory*/ + + dir = opendir(imgdirpath); + if (!dir) { + fprintf(stderr, "Could not open Folder %s\n", imgdirpath); + return 0; + } + + while ((content = readdir(dir)) != NULL) { + if (strcmp(".", content->d_name) == 0 || strcmp("..", content->d_name) == 0) { + continue; + } + num_images++; + } + return num_images; +} + +int load_images(dircnt_t *dirptr, char *imgdirpath) +{ + DIR *dir; + struct dirent* content; + int i = 0; + + /*Reading the input images from given input directory*/ + + dir = opendir(imgdirpath); + if (!dir) { + fprintf(stderr, "Could not open Folder %s\n", imgdirpath); + return 1; + } else { + fprintf(stderr, "Folder opened successfully\n"); + } + + while ((content = readdir(dir)) != NULL) { + if (strcmp(".", content->d_name) == 0 || strcmp("..", content->d_name) == 0) { + continue; + } + + strcpy(dirptr->filename[i], content->d_name); + i++; + } + return 0; +} + +int get_file_format(char *filename) +{ + unsigned int i; + static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp", "tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" }; + 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 }; + char * ext = strrchr(filename, '.'); + if (ext == NULL) { + return -1; + } + ext++; + if (ext) { + for (i = 0; i < sizeof(format) / sizeof(*format); i++) { + if (_strnicmp(ext, extension[i], 3) == 0) { + return format[i]; + } + } + } + + return -1; +} + +char get_next_file(int imageno, dircnt_t *dirptr, img_fol_t *img_fol, + opj_dparameters_t *parameters) +{ + char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN], + outfilename[OPJ_PATH_LEN], temp_ofname[OPJ_PATH_LEN]; + char *temp_p, temp1[OPJ_PATH_LEN] = ""; + + strcpy(image_filename, dirptr->filename[imageno]); + fprintf(stderr, "File Number %d \"%s\"\n", imageno, image_filename); + parameters->decod_format = get_file_format(image_filename); + if (parameters->decod_format == -1) { + return 1; + } + sprintf(infilename, "%s/%s", img_fol->imgdirpath, image_filename); + strncpy(parameters->infile, infilename, sizeof(infilename)); + + /*Set output file*/ + strcpy(temp_ofname, strtok(image_filename, ".")); + while ((temp_p = strtok(NULL, ".")) != NULL) { + strcat(temp_ofname, temp1); + sprintf(temp1, ".%s", temp_p); + } + if (img_fol->set_out_format == 1) { + sprintf(outfilename, "%s/%s.%s", img_fol->imgdirpath, temp_ofname, + img_fol->out_format); + strncpy(parameters->outfile, outfilename, sizeof(outfilename)); + } + return 0; +} + +/* -------------------------------------------------------------------------- */ +int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters, + img_fol_t *img_fol, char *indexfilename) +{ + /* parse the command line */ + int totlen, c; + opj_option_t long_option[] = { + {"ImgDir", REQ_ARG, NULL, 'y'}, + {"OutFor", REQ_ARG, NULL, 'O'}, + }; + + const char optlist[] = "i:o:r:l:x:" + + /* UniPG>> */ +#ifdef USE_JPWL + "W:" +#endif /* USE_JPWL */ + /* <<UniPG */ + "h" ; + totlen = sizeof(long_option); + img_fol->set_out_format = 0; + do { + c = opj_getopt_long(argc, argv, optlist, long_option, totlen); + if (c == -1) { + break; + } + switch (c) { + case 'i': { /* input file */ + char *infile = opj_optarg; + parameters->decod_format = get_file_format(infile); + switch (parameters->decod_format) { + case J2K_CFMT: + case JP2_CFMT: + case JPT_CFMT: + break; + default: + fprintf(stderr, + "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n", + infile); + return 1; + } + strncpy(parameters->infile, infile, sizeof(parameters->infile) - 1); + } + break; + + /* ----------------------------------------------------- */ + + case 'o': { /* output file */ + char *outfile = opj_optarg; + parameters->cod_format = get_file_format(outfile); + switch (parameters->cod_format) { + case PGX_DFMT: + case PXM_DFMT: + case BMP_DFMT: + case TIF_DFMT: + case RAW_DFMT: + case TGA_DFMT: + case PNG_DFMT: + break; + default: + fprintf(stderr, + "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", + outfile); + return 1; + } + strncpy(parameters->outfile, outfile, sizeof(parameters->outfile) - 1); + } + break; + + /* ----------------------------------------------------- */ + + case 'O': { /* output format */ + char outformat[50]; + char *of = opj_optarg; + sprintf(outformat, ".%s", of); + img_fol->set_out_format = 1; + parameters->cod_format = get_file_format(outformat); + switch (parameters->cod_format) { + case PGX_DFMT: + img_fol->out_format = "pgx"; + break; + case PXM_DFMT: + img_fol->out_format = "ppm"; + break; + case BMP_DFMT: + img_fol->out_format = "bmp"; + break; + case TIF_DFMT: + img_fol->out_format = "tif"; + break; + case RAW_DFMT: + img_fol->out_format = "raw"; + break; + case TGA_DFMT: + img_fol->out_format = "raw"; + break; + case PNG_DFMT: + img_fol->out_format = "png"; + break; + default: + fprintf(stderr, + "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", + outformat); + return 1; + break; + } + } + break; + + /* ----------------------------------------------------- */ + + + case 'r': { /* reduce option */ + sscanf(opj_optarg, "%d", ¶meters->cp_reduce); + } + break; + + /* ----------------------------------------------------- */ + + + case 'l': { /* layering option */ + sscanf(opj_optarg, "%d", ¶meters->cp_layer); + } + break; + + /* ----------------------------------------------------- */ + + case 'h': /* display an help description */ + decode_help_display(); + return 1; + + /* ------------------------------------------------------ */ + + case 'y': { /* Image Directory path */ + img_fol->imgdirpath = (char*)malloc(strlen(opj_optarg) + 1); + strcpy(img_fol->imgdirpath, opj_optarg); + img_fol->set_imgdir = 1; + } + break; + /* ----------------------------------------------------- */ + case 'x': { /* Creation of index file */ + char *index = opj_optarg; + strncpy(indexfilename, index, OPJ_PATH_LEN); + } + break; + /* ----------------------------------------------------- */ + /* UniPG>> */ +#ifdef USE_JPWL + + case 'W': { /* activate JPWL correction */ + char *token = NULL; + + token = strtok(opj_optarg, ","); + while (token != NULL) { + + /* search expected number of components */ + if (*token == 'c') { + + static int compno; + + compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */ + + if (sscanf(token, "c=%d", &compno) == 1) { + /* Specified */ + if ((compno < 1) || (compno > 256)) { + fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno); + return 1; + } + parameters->jpwl_exp_comps = compno; + + } else if (!strcmp(token, "c")) { + /* default */ + parameters->jpwl_exp_comps = compno; /* auto for default size */ + + } else { + fprintf(stderr, "ERROR -> invalid components specified = %s\n", token); + return 1; + }; + } + + /* search maximum number of tiles */ + if (*token == 't') { + + static int tileno; + + tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */ + + if (sscanf(token, "t=%d", &tileno) == 1) { + /* Specified */ + if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) { + fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno); + return 1; + } + parameters->jpwl_max_tiles = tileno; + + } else if (!strcmp(token, "t")) { + /* default */ + parameters->jpwl_max_tiles = tileno; /* auto for default size */ + + } else { + fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token); + return 1; + }; + } + + /* next token or bust */ + token = strtok(NULL, ","); + }; + parameters->jpwl_correct = OPJ_TRUE; + fprintf(stdout, "JPWL correction capability activated\n"); + fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps); + } + break; +#endif /* USE_JPWL */ + /* <<UniPG */ + + /* ----------------------------------------------------- */ + + default: + fprintf(stderr, "WARNING -> this option is not valid \"-%c %s\"\n", c, + opj_optarg); + break; + } + } while (c != -1); + + /* check for possible errors */ + if (img_fol->set_imgdir == 1) { + if (!(parameters->infile[0] == 0)) { + fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n"); + return 1; + } + if (img_fol->set_out_format == 0) { + fprintf(stderr, + "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n"); + fprintf(stderr, + "Only one format allowed! Valid format PGM, PPM, PNM, PGX, BMP, TIF, RAW and TGA!!\n"); + return 1; + } + if (!((parameters->outfile[0] == 0))) { + fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n"); + return 1; + } + } else { + if ((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) { + fprintf(stderr, "Example: %s -i image.j2k -o image.pgm\n", argv[0]); + fprintf(stderr, " Try: %s -h\n", argv[0]); + return 1; + } + } + + return 0; +} + +/* -------------------------------------------------------------------------- */ + +/** +sample error callback expecting a FILE* client object +*/ +void error_callback(const char *msg, void *client_data) +{ + FILE *stream = (FILE*)client_data; + fprintf(stream, "[ERROR] %s", msg); +} +/** +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 = NULL; + 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); + if (fread(src, 1, file_length, fsrc) != (size_t)file_length) { + free(src); + fclose(fsrc); + fprintf(stderr, + "\nERROR: fread return a number of element different from the expected.\n"); + return 1; + } + 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); + free(src); + return 1; + } + + /* close the byte stream */ + opj_cio_close(cio); + + /* Write the index to disk */ + if (*indexfilename) { + opj_bool 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); + free(src); + return 1; + } + + /* close the byte stream */ + opj_cio_close(cio); + + /* Write the index to disk */ + if (*indexfilename) { + opj_bool 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); + free(src); + return 1; + } + + /* close the byte stream */ + opj_cio_close(cio); + + /* Write the index to disk */ + if (*indexfilename) { + opj_bool 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; + + if (image->color_space == CLRSPC_SYCC) { + color_sycc_to_rgb(image); + } + + if (image->icc_profile_buf) { +#if defined(OPJ_HAVE_LIBLCMS1) || defined(OPJ_HAVE_LIBLCMS2) + color_apply_icc_profile(image); +#endif + + free(image->icc_profile_buf); + image->icc_profile_buf = NULL; + image->icc_profile_len = 0; + } + + /* 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 OPJ_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 /* OPJ_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 OPJ_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 /* OPJ_HAVE_LIBPNG */ + /* Can happen if output file is TIFF or PNG + * and OPJ_HAVE_LIBTIF or OPJ_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*/ + + + + |