-/*\r
- * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium\r
- * Copyright (c) 2002-2014, Professor Benoit Macq\r
- * Copyright (c) 2001-2003, David Janssens\r
- * Copyright (c) 2002-2003, Yannick Verschueren\r
+/*
+ * 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\r
- * Copyright (c) 2005, Herve Drolon, FreeImage Team\r
- * Copyright (c) 2006-2007, Parvatha Elangovan\r
- * Copyright (c) 2007, Patrick Piscaglia (Telemis)\r
- * All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'\r
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE\r
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
- * POSSIBILITY OF SUCH DAMAGE.\r
- */\r
-#include <stdio.h>\r
-#include <string.h>\r
-#include <stdlib.h>\r
-#include <jni.h>\r
-#include <math.h>\r
-\r
-#include "openjpeg.h"\r
-#include "opj_includes.h"\r
-#include "opj_getopt.h"\r
-#include "convert.h"\r
-#include "dirent.h"\r
-#include "org_openJpeg_OpenJPEGJavaDecoder.h"\r
-\r
-#ifndef _WIN32\r
-#define stricmp strcasecmp\r
-#define strnicmp strncasecmp\r
-#endif\r
-\r
-#include "format_defs.h"\r
-\r
-typedef struct callback_variables {\r
- JNIEnv *env;\r
- /** 'jclass' object used to call a Java method from the C */\r
- jobject *jobj;\r
- /** 'jclass' object used to call a Java method from the C */\r
- jmethodID message_mid;\r
- jmethodID error_mid;\r
-} callback_variables_t;\r
-\r
-typedef struct dircnt{\r
- /** Buffer for holding images read from Directory*/\r
- char *filename_buf;\r
- /** Pointer to the buffer*/\r
- char **filename;\r
-}dircnt_t;\r
-\r
-\r
-typedef struct img_folder{\r
- /** The directory path of the folder containing input images*/\r
- char *imgdirpath;\r
- /** Output format*/\r
- char *out_format;\r
- /** Enable option*/\r
- char set_imgdir;\r
- /** Enable Cod Format for output*/\r
- char set_out_format;\r
-\r
-}img_fol_t;\r
-\r
-\r
-void decode_help_display() {\r
- fprintf(stdout,"HELP\n----\n\n");\r
- fprintf(stdout,"- the -h option displays this help information on screen\n\n");\r
-\r
-/* UniPG>> */\r
- fprintf(stdout,"List of parameters for the JPEG 2000 "\r
-#ifdef USE_JPWL\r
- "+ JPWL "\r
-#endif /* USE_JPWL */\r
- "decoder:\n");\r
-/* <<UniPG */\r
- fprintf(stdout,"\n");\r
- fprintf(stdout,"\n");\r
- fprintf(stdout," -ImgDir \n");\r
- fprintf(stdout," Image file Directory path \n");\r
- fprintf(stdout," -OutFor \n");\r
- fprintf(stdout," REQUIRED only if -ImgDir is used\n");\r
- fprintf(stdout," Need to specify only format without filename <BMP> \n");\r
- fprintf(stdout," Currently accepts PGM, PPM, PNM, PGX, BMP format\n");\r
- fprintf(stdout," -i <compressed file>\n");\r
- fprintf(stdout," REQUIRED only if an Input image directory not specified\n");\r
- fprintf(stdout," Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");\r
- fprintf(stdout," is identified based on its suffix.\n");\r
- fprintf(stdout," -o <decompressed file>\n");\r
- fprintf(stdout," REQUIRED\n");\r
- fprintf(stdout," Currently accepts PGM-files, PPM-files, PNM-files, PGX-files and\n");\r
- fprintf(stdout," BMP-files. Binary data is written to the file (not ascii). If a PGX\n");\r
- fprintf(stdout," filename is given, there will be as many output files as there are\n");\r
- fprintf(stdout," components: an indice starting from 0 will then be appended to the\n");\r
- fprintf(stdout," output filename, just before the \"pgx\" extension. If a PGM filename\n");\r
- fprintf(stdout," is given and there are more than one component, only the first component\n");\r
- fprintf(stdout," will be written to the file.\n");\r
- fprintf(stdout," -r <reduce factor>\n");\r
- fprintf(stdout," Set the number of highest resolution levels to be discarded. The\n");\r
- fprintf(stdout," image resolution is effectively divided by 2 to the power of the\n");\r
- fprintf(stdout," number of discarded levels. The reduce factor is limited by the\n");\r
- fprintf(stdout," smallest total number of decomposition levels among tiles.\n");\r
- fprintf(stdout," -l <number of quality layers to decode>\n");\r
- fprintf(stdout," Set the maximum number of quality layers to decode. If there are\n");\r
- fprintf(stdout," less quality layers than the specified number, all the quality layers\n");\r
- fprintf(stdout," are decoded.\n");\r
-/* UniPG>> */\r
-#ifdef USE_JPWL\r
- fprintf(stdout," -W <options>\n");\r
- fprintf(stdout," Activates the JPWL correction capability, if the codestream complies.\n");\r
- fprintf(stdout," Options can be a comma separated list of <param=val> tokens:\n");\r
- fprintf(stdout," c, c=numcomps\n");\r
- fprintf(stdout," numcomps is the number of expected components in the codestream\n");\r
- fprintf(stdout," (search of first EPB rely upon this, default is %d)\n", JPWL_EXPECTED_COMPONENTS);\r
-#endif /* USE_JPWL */\r
-/* <<UniPG */\r
- fprintf(stdout,"\n");\r
-}\r
-\r
-/* -------------------------------------------------------------------------- */\r
-\r
-int get_num_images(char *imgdirpath){\r
- DIR *dir;\r
- struct dirent* content; \r
- int num_images = 0;\r
-\r
- /*Reading the input images from given input directory*/\r
-\r
- dir= opendir(imgdirpath);\r
- if(!dir){\r
- fprintf(stderr,"Could not open Folder %s\n",imgdirpath);\r
- return 0;\r
- }\r
- \r
- while((content=readdir(dir))!=NULL){\r
- if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )\r
- continue;\r
- num_images++;\r
- }\r
- return num_images;\r
-}\r
-\r
-int load_images(dircnt_t *dirptr, char *imgdirpath){\r
- DIR *dir;\r
- struct dirent* content; \r
- int i = 0;\r
-\r
- /*Reading the input images from given input directory*/\r
-\r
- dir= opendir(imgdirpath);\r
- if(!dir){\r
- fprintf(stderr,"Could not open Folder %s\n",imgdirpath);\r
- return 1;\r
- }else {\r
- fprintf(stderr,"Folder opened successfully\n");\r
- }\r
- \r
- while((content=readdir(dir))!=NULL){\r
- if(strcmp(".",content->d_name)==0 || strcmp("..",content->d_name)==0 )\r
- continue;\r
-\r
- strcpy(dirptr->filename[i],content->d_name);\r
- i++;\r
- }\r
- return 0; \r
-}\r
-\r
-int get_file_format(char *filename) {\r
- unsigned int i;\r
- static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "j2k", "jp2", "jpt", "j2c" };\r
- static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, TGA_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT, J2K_CFMT };\r
- char * ext = strrchr(filename, '.');\r
- if (ext == NULL)\r
- return -1;\r
- ext++;\r
- if(ext) {\r
- for(i = 0; i < sizeof(format)/sizeof(*format); i++) {\r
- if(strnicmp(ext, extension[i], 3) == 0) {\r
- return format[i];\r
- }\r
- }\r
- }\r
-\r
- return -1;\r
-}\r
-\r
-\r
-/* -------------------------------------------------------------------------- */\r
-\r
-int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol) {\r
- /* parse the command line */\r
- int totlen;\r
- opj_option_t long_option[]={\r
- {"ImgDir",REQ_ARG, NULL ,'y'},\r
- {"OutFor",REQ_ARG, NULL ,'O'},\r
- };\r
-\r
-/* UniPG>> */\r
- const char optlist[] = "i:o:r:l:hx:"\r
-\r
-#ifdef USE_JPWL\r
- "W:"\r
-#endif /* USE_JPWL */\r
- ;\r
- /*for (i=0; i<argc; i++) {\r
- printf("[%s]",argv[i]);\r
- }\r
- printf("\n");*/\r
-\r
-/* <<UniPG */\r
- totlen=sizeof(long_option);\r
- img_fol->set_out_format = 0;\r
- reset_options_reading();\r
-\r
- while (1) {\r
- int c = opj_getopt_long(argc, argv,optlist,long_option,totlen);\r
- if (c == -1)\r
- break;\r
- switch (c) {\r
- case 'i': /* input file */\r
- {\r
- char *infile = opj_optarg;\r
- parameters->decod_format = get_file_format(infile);\r
- switch(parameters->decod_format) {\r
- case J2K_CFMT:\r
- case JP2_CFMT:\r
- case JPT_CFMT:\r
- break;\r
- default:\r
- fprintf(stderr, \r
- "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n", \r
- infile);\r
- return 1;\r
- }\r
- strncpy(parameters->infile, infile, sizeof(parameters->infile)-1);\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'o': /* output file */\r
- {\r
- char *outfile = opj_optarg;\r
- parameters->cod_format = get_file_format(outfile);\r
- switch(parameters->cod_format) {\r
- case PGX_DFMT:\r
- case PXM_DFMT:\r
- case BMP_DFMT:\r
- case TIF_DFMT:\r
- case RAW_DFMT:\r
- case TGA_DFMT:\r
- break;\r
- default:\r
- fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outfile);\r
- return 1;\r
- }\r
- strncpy(parameters->outfile, outfile, sizeof(parameters->outfile)-1);\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'O': /* output format */\r
- {\r
- char outformat[50];\r
- char *of = opj_optarg;\r
- sprintf(outformat,".%s",of);\r
- img_fol->set_out_format = 1;\r
- parameters->cod_format = get_file_format(outformat);\r
- switch(parameters->cod_format) {\r
- case PGX_DFMT:\r
- img_fol->out_format = "pgx";\r
- break;\r
- case PXM_DFMT:\r
- img_fol->out_format = "ppm";\r
- break;\r
- case BMP_DFMT:\r
- img_fol->out_format = "bmp";\r
- break;\r
- case TIF_DFMT:\r
- img_fol->out_format = "tif";\r
- break;\r
- case RAW_DFMT:\r
- img_fol->out_format = "raw";\r
- break;\r
- case TGA_DFMT:\r
- img_fol->out_format = "raw";\r
- break;\r
- default:\r
- fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx, *.bmp, *.tif, *.raw or *.tga]!! \n", outformat);\r
- return 1;\r
- break;\r
- }\r
- }\r
- break;\r
-\r
- /* ----------------------------------------------------- */\r
-\r
-\r
- case 'r': /* reduce option */\r
- {\r
- sscanf(opj_optarg, "%d", ¶meters->cp_reduce);\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
- \r
-\r
- case 'l': /* layering option */\r
- {\r
- sscanf(opj_optarg, "%d", ¶meters->cp_layer);\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'h': /* display an help description */\r
- decode_help_display();\r
- return 1; \r
-\r
- /* ------------------------------------------------------ */\r
-\r
- case 'y': /* Image Directory path */\r
- {\r
- img_fol->imgdirpath = (char*)opj_malloc(strlen(opj_optarg) + 1);\r
- strcpy(img_fol->imgdirpath,opj_optarg);\r
- img_fol->set_imgdir=1;\r
- }\r
- break;\r
- /* ----------------------------------------------------- */\r
-/* UniPG>> */\r
-#ifdef USE_JPWL\r
- \r
- case 'W': /* activate JPWL correction */\r
- {\r
- char *token = NULL;\r
-\r
- token = strtok(opj_optarg, ",");\r
- while(token != NULL) {\r
-\r
- /* search expected number of components */\r
- if (*token == 'c') {\r
-\r
- static int compno;\r
-\r
- compno = JPWL_EXPECTED_COMPONENTS; /* predefined no. of components */\r
-\r
- if(sscanf(token, "c=%d", &compno) == 1) {\r
- /* Specified */\r
- if ((compno < 1) || (compno > 256)) {\r
- fprintf(stderr, "ERROR -> invalid number of components c = %d\n", compno);\r
- return 1;\r
- }\r
- parameters->jpwl_exp_comps = compno;\r
-\r
- } else if (!strcmp(token, "c")) {\r
- /* default */\r
- parameters->jpwl_exp_comps = compno; /* auto for default size */\r
-\r
- } else {\r
- fprintf(stderr, "ERROR -> invalid components specified = %s\n", token);\r
- return 1;\r
- };\r
- }\r
-\r
- /* search maximum number of tiles */\r
- if (*token == 't') {\r
-\r
- static int tileno;\r
-\r
- tileno = JPWL_MAXIMUM_TILES; /* maximum no. of tiles */\r
-\r
- if(sscanf(token, "t=%d", &tileno) == 1) {\r
- /* Specified */\r
- if ((tileno < 1) || (tileno > JPWL_MAXIMUM_TILES)) {\r
- fprintf(stderr, "ERROR -> invalid number of tiles t = %d\n", tileno);\r
- return 1;\r
- }\r
- parameters->jpwl_max_tiles = tileno;\r
-\r
- } else if (!strcmp(token, "t")) {\r
- /* default */\r
- parameters->jpwl_max_tiles = tileno; /* auto for default size */\r
-\r
- } else {\r
- fprintf(stderr, "ERROR -> invalid tiles specified = %s\n", token);\r
- return 1;\r
- };\r
- }\r
-\r
- /* next token or bust */\r
- token = strtok(NULL, ",");\r
- };\r
- parameters->jpwl_correct = true;\r
- fprintf(stdout, "JPWL correction capability activated\n");\r
- fprintf(stdout, "- expecting %d components\n", parameters->jpwl_exp_comps);\r
- }\r
- break; \r
-#endif /* USE_JPWL */\r
-/* <<UniPG */ \r
-\r
- /* ----------------------------------------------------- */\r
- \r
- default:\r
- fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, opj_optarg);\r
- break;\r
- }\r
- }\r
-\r
- /* No check for possible errors before the -i and -o options are of course not mandatory*/\r
-\r
- return 0;\r
-}\r
-\r
-/* -------------------------------------------------------------------------- */\r
-\r
-/**\r
-error callback returning the message to Java andexpecting a callback_variables_t client object\r
-*/\r
-void error_callback(const char *msg, void *client_data) {\r
- callback_variables_t* vars = (callback_variables_t*) client_data;\r
- JNIEnv *env = vars->env;\r
- jstring jbuffer;\r
-\r
- jbuffer = (*env)->NewStringUTF(env, msg);\r
- (*env)->ExceptionClear(env);\r
- (*env)->CallVoidMethod(env, *(vars->jobj), vars->error_mid, jbuffer);\r
-\r
- if ((*env)->ExceptionOccurred(env)) {\r
- fprintf(stderr,"C: Exception during call back method\n");\r
- (*env)->ExceptionDescribe(env);\r
- (*env)->ExceptionClear(env);\r
- }\r
- (*env)->DeleteLocalRef(env, jbuffer);\r
-}\r
-/**\r
-warning callback returning the message to Java andexpecting a callback_variables_t client object\r
-*/\r
-void warning_callback(const char *msg, void *client_data) {\r
- callback_variables_t* vars = (callback_variables_t*) client_data;\r
- JNIEnv *env = vars->env;\r
- jstring jbuffer;\r
-\r
- jbuffer = (*env)->NewStringUTF(env, msg);\r
- (*env)->ExceptionClear(env);\r
- (*env)->CallVoidMethod(env, *(vars->jobj), vars->message_mid, jbuffer);\r
- \r
- if ((*env)->ExceptionOccurred(env)) {\r
- fprintf(stderr,"C: Exception during call back method\n");\r
- (*env)->ExceptionDescribe(env);\r
- (*env)->ExceptionClear(env);\r
- }\r
- (*env)->DeleteLocalRef(env, jbuffer);\r
-}\r
-/**\r
-information callback returning the message to Java andexpecting a callback_variables_t client object\r
-*/\r
-void info_callback(const char *msg, void *client_data) {\r
- callback_variables_t* vars = (callback_variables_t*) client_data;\r
- JNIEnv *env = vars->env;\r
- jstring jbuffer;\r
-\r
- jbuffer = (*env)->NewStringUTF(env, msg);\r
- (*env)->ExceptionClear(env);\r
- (*env)->CallVoidMethod(env, *(vars->jobj), vars->message_mid, jbuffer);\r
-\r
- if ((*env)->ExceptionOccurred(env)) {\r
- fprintf(stderr,"C: Exception during call back method\n");\r
- (*env)->ExceptionDescribe(env);\r
- (*env)->ExceptionClear(env);\r
- }\r
- (*env)->DeleteLocalRef(env, jbuffer);\r
-}\r
-\r
-\r
-/* --------------------------------------------------------------------------\r
- -------------------- MAIN METHOD, CALLED BY JAVA -----------------------*/\r
-JNIEXPORT jint JNICALL Java_org_openJpeg_OpenJPEGJavaDecoder_internalDecodeJ2KtoImage(JNIEnv *env, jobject obj, jobjectArray javaParameters) {\r
- int argc; /* To simulate the command line parameters (taken from the javaParameters variable) and be able to re-use the */\r
- char **argv; /* 'parse_cmdline_decoder' method taken from the j2k_to_image project */\r
- opj_dparameters_t parameters; /* decompression parameters */\r
- img_fol_t img_fol;\r
- opj_event_mgr_t event_mgr; /* event manager */\r
- opj_image_t *image = NULL;\r
- FILE *fsrc = NULL;\r
- unsigned char *src = NULL;\r
- int file_length;\r
- int num_images;\r
- int i,j,imageno;\r
- opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */\r
- opj_cio_t *cio = NULL;\r
- int w,h;\r
- long min_value, max_value;\r
- short tempS; unsigned char tempUC, tempUC1, tempUC2;\r
- /* ==> Access variables to the Java member variables*/\r
- jsize arraySize;\r
- jclass cls;\r
- jobject object;\r
- jboolean isCopy;\r
- jfieldID fid;\r
- jbyteArray jba;\r
- jshortArray jsa;\r
- jintArray jia;\r
- jbyte *jbBody, *ptrBBody;\r
- jshort *jsBody, *ptrSBody;\r
- jint *jiBody, *ptrIBody;\r
- callback_variables_t msgErrorCallback_vars;\r
- /* <=== access variable to Java member variables */\r
- int *ptr, *ptr1, *ptr2; /* <== To transfer the decoded image to Java*/\r
-\r
- /* configure the event callbacks */\r
- memset(&event_mgr, 0, sizeof(opj_event_mgr_t)); \r
- event_mgr.error_handler = error_callback;\r
- event_mgr.warning_handler = warning_callback;\r
- event_mgr.info_handler = info_callback;\r
-\r
- /* JNI reference to the calling class*/\r
- cls = (*env)->GetObjectClass(env, obj);\r
-\r
- /* Pointers to be able to call a Java method for all the info and error messages*/\r
- msgErrorCallback_vars.env = env;\r
- msgErrorCallback_vars.jobj = &obj;\r
- msgErrorCallback_vars.message_mid = (*env)->GetMethodID(env, cls, "logMessage", "(Ljava/lang/String;)V");\r
- msgErrorCallback_vars.error_mid = (*env)->GetMethodID(env, cls, "logError", "(Ljava/lang/String;)V");\r
-\r
- /* Get the String[] containing the parameters, and converts it into a char** to simulate command line arguments.*/\r
- arraySize = (*env)->GetArrayLength(env, javaParameters);\r
- argc = (int) arraySize +1;\r
- argv = opj_malloc(argc*sizeof(char*));\r
- argv[0] = "ProgramName.exe"; /* The program name: useless*/\r
- j=0;\r
- for (i=1; i<argc; i++) {\r
- object = (*env)->GetObjectArrayElement(env, javaParameters, i-1);\r
- argv[i] = (char*)(*env)->GetStringUTFChars(env, object, &isCopy);\r
- }\r
-\r
- /*printf("C: decoder params = ");\r
- for (i=0; i<argc; i++) {\r
- printf("[%s]",argv[i]);\r
- }\r
- printf("\n");*/\r
-\r
- /* set decoding parameters to default values */\r
- opj_set_default_decoder_parameters(¶meters);\r
- parameters.decod_format = J2K_CFMT;\r
-\r
- /* parse input and get user encoding parameters */\r
- if(parse_cmdline_decoder(argc, argv, ¶meters,&img_fol) == 1) {\r
- /* Release the Java arguments array*/\r
- for (i=1; i<argc; i++)\r
- (*env)->ReleaseStringUTFChars(env, (*env)->GetObjectArrayElement(env, javaParameters, i-1), argv[i]);\r
- return -1;\r
- }\r
- /* Release the Java arguments array*/\r
- for (i=1; i<argc; i++)\r
- (*env)->ReleaseStringUTFChars(env, (*env)->GetObjectArrayElement(env, javaParameters, i-1), argv[i]);\r
-\r
- num_images=1;\r
-\r
- /* Get additional information from the Java object variables*/\r
- fid = (*env)->GetFieldID(env, cls,"skippedResolutions", "I");\r
- parameters.cp_reduce = (short) (*env)->GetIntField(env, obj, fid);\r
-\r
- /*Decoding image one by one*/\r
- for(imageno = 0; imageno < num_images ; imageno++)\r
- {\r
- image = NULL;\r
- fprintf(stderr,"\n");\r
-\r
- /* read the input file and put it in memory into the 'src' object, if the -i option is given in JavaParameters.\r
- Implemented for debug purpose. */\r
- /* -------------------------------------------------------------- */\r
- if (parameters.infile && parameters.infile[0]!='\0') {\r
- /*printf("C: opening [%s]\n", parameters.infile);*/\r
- fsrc = fopen(parameters.infile, "rb");\r
- if (!fsrc) {\r
- fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);\r
- return 1;\r
- }\r
- fseek(fsrc, 0, SEEK_END);\r
- file_length = ftell(fsrc);\r
- fseek(fsrc, 0, SEEK_SET);\r
- src = (unsigned char *) opj_malloc(file_length);\r
- fread(src, 1, file_length, fsrc);\r
- fclose(fsrc);\r
- /*printf("C: %d bytes read from file\n",file_length);*/\r
- } else {\r
- /* Preparing the transfer of the codestream from Java to C*/\r
- /*printf("C: before transferring codestream\n");*/\r
- fid = (*env)->GetFieldID(env, cls,"compressedStream", "[B");\r
- jba = (*env)->GetObjectField(env, obj, fid);\r
- file_length = (*env)->GetArrayLength(env, jba);\r
- jbBody = (*env)->GetByteArrayElements(env, jba, &isCopy);\r
- src = (unsigned char*)jbBody;\r
- }\r
-\r
- /* decode the code-stream */\r
- /* ---------------------- */\r
-\r
- switch(parameters.decod_format) {\r
- case J2K_CFMT:\r
- {\r
- /* JPEG-2000 codestream */\r
-\r
- /* get a decoder handle */\r
- dinfo = opj_create_decompress(CODEC_J2K);\r
-\r
- /* catch events using our callbacks and give a local context */\r
- opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, &msgErrorCallback_vars);\r
-\r
- /* setup the decoder decoding parameters using user parameters */\r
- opj_setup_decoder(dinfo, ¶meters);\r
-\r
- /* open a byte stream */\r
- cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);\r
-\r
- /* decode the stream and fill the image structure */\r
- image = opj_decode(dinfo, cio);\r
- if(!image) {\r
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");\r
- opj_destroy_decompress(dinfo);\r
- opj_cio_close(cio);\r
- return 1;\r
- }\r
-\r
- /* close the byte stream */\r
- opj_cio_close(cio);\r
- }\r
- break;\r
-\r
- case JP2_CFMT:\r
- {\r
- /* JPEG 2000 compressed image data */\r
-\r
- /* get a decoder handle */\r
- dinfo = opj_create_decompress(CODEC_JP2);\r
-\r
- /* catch events using our callbacks and give a local context */\r
- opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, &msgErrorCallback_vars);\r
-\r
- /* setup the decoder decoding parameters using the current image and user parameters */\r
- opj_setup_decoder(dinfo, ¶meters);\r
-\r
- /* open a byte stream */\r
- cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);\r
-\r
- /* decode the stream and fill the image structure */\r
- image = opj_decode(dinfo, cio);\r
- if(!image) {\r
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");\r
- opj_destroy_decompress(dinfo);\r
- opj_cio_close(cio);\r
- return 1;\r
- }\r
-\r
- /* close the byte stream */\r
- opj_cio_close(cio);\r
-\r
- }\r
- break;\r
-\r
- case JPT_CFMT:\r
- {\r
- /* JPEG 2000, JPIP */\r
-\r
- /* get a decoder handle */\r
- dinfo = opj_create_decompress(CODEC_JPT);\r
-\r
- /* catch events using our callbacks and give a local context */\r
- opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, &msgErrorCallback_vars);\r
-\r
- /* setup the decoder decoding parameters using user parameters */\r
- opj_setup_decoder(dinfo, ¶meters);\r
-\r
- /* open a byte stream */\r
- cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);\r
-\r
- /* decode the stream and fill the image structure */\r
- image = opj_decode(dinfo, cio);\r
- if(!image) {\r
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");\r
- opj_destroy_decompress(dinfo);\r
- opj_cio_close(cio);\r
- return 1;\r
- }\r
-\r
- /* close the byte stream */\r
- opj_cio_close(cio);\r
- }\r
- break;\r
-\r
- default:\r
- fprintf(stderr, "skipping file..\n");\r
- continue;\r
- }\r
-\r
- /* free the memory containing the code-stream */\r
- if (parameters.infile && parameters.infile[0]!='\0') {\r
- opj_free(src);\r
- } else {\r
- (*env)->ReleaseByteArrayElements(env, jba, jbBody, 0);\r
- }\r
- src = NULL;\r
-\r
- /* create output image.\r
- If the -o parameter is given in the JavaParameters, write the decoded version into a file.\r
- Implemented for debug purpose. */\r
- /* ---------------------------------- */\r
- switch (parameters.cod_format) {\r
- case PXM_DFMT: /* PNM PGM PPM */\r
- if (imagetopnm(image, parameters.outfile)) {\r
- fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);\r
- }\r
- else {\r
- fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);\r
- }\r
- break;\r
-\r
- case PGX_DFMT: /* PGX */\r
- if(imagetopgx(image, parameters.outfile)){\r
- fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);\r
- }\r
- else {\r
- fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);\r
- }\r
- break;\r
-\r
- case BMP_DFMT: /* BMP */\r
- if(imagetobmp(image, parameters.outfile)){\r
- fprintf(stdout,"Outfile %s not generated\n",parameters.outfile);\r
- }\r
- else {\r
- fprintf(stdout,"Generated Outfile %s\n",parameters.outfile);\r
- }\r
- break;\r
-\r
- }\r
-\r
- /* ========= Return the image to the Java structure ===============*/\r
-#ifdef CHECK_THRESHOLDS\r
- printf("C: checking thresholds\n");\r
-#endif\r
- /* First compute the real with and height, in function of the resolutions decoded.*/\r
- /*wr = (image->comps[0].w + (1 << image->comps[0].factor) -1) >> image->comps[0].factor;*/\r
- /*hr = (image->comps[0].h + (1 << image->comps[0].factor) -1) >> image->comps[0].factor;*/\r
- w = image->comps[0].w;\r
- h = image->comps[0].h;\r
-\r
- if (image->numcomps==3) { /* 3 components color image*/\r
- ptr = image->comps[0].data;\r
- ptr1 = image->comps[1].data;\r
- ptr2 = image->comps[2].data;\r
-#ifdef CHECK_THRESHOLDS \r
- if (image->comps[0].sgnd) {\r
- min_value = -128;\r
- max_value = 127;\r
- } else {\r
- min_value = 0;\r
- max_value = 255;\r
- }\r
-#endif \r
- /* Get the pointer to the Java structure where the data must be copied*/\r
- fid = (*env)->GetFieldID(env, cls,"image24", "[I");\r
- jia = (*env)->GetObjectField(env, obj, fid);\r
- jiBody = (*env)->GetIntArrayElements(env, jia, 0);\r
- ptrIBody = jiBody;\r
- printf("C: transferring image24: %d int to Java pointer=%d\n",image->numcomps*w*h, ptrIBody);\r
-\r
- for (i=0; i<w*h; i++) {\r
- tempUC = (unsigned char)(ptr[i]);\r
- tempUC1 = (unsigned char)(ptr1[i]);\r
- tempUC2 = (unsigned char)(ptr2[i]);\r
-#ifdef CHECK_THRESHOLDS\r
- if (tempUC < min_value)\r
- tempUC=min_value;\r
- else if (tempUC > max_value)\r
- tempUC=max_value;\r
- if (tempUC1 < min_value)\r
- tempUC1=min_value;\r
- else if (tempUC1 > max_value)\r
- tempUC1=max_value;\r
- if (tempUC2 < min_value)\r
- tempUC2=min_value;\r
- else if (tempUC2 > max_value)\r
- tempUC2=max_value;\r
-#endif\r
- *(ptrIBody++) = (int) ( (tempUC2<<16) + (tempUC1<<8) + tempUC );\r
- }\r
- (*env)->ReleaseIntArrayElements(env, jia, jiBody, 0);\r
-\r
- } else { /* 1 component 8 or 16 bpp image*/\r
- ptr = image->comps[0].data;\r
- printf("C: before transferring a %d bpp image to java (length = %d)\n",image->comps[0].prec ,w*h);\r
- if (image->comps[0].prec<=8) {\r
- fid = (*env)->GetFieldID(env, cls,"image8", "[B");\r
- jba = (*env)->GetObjectField(env, obj, fid);\r
- jbBody = (*env)->GetByteArrayElements(env, jba, 0);\r
- ptrBBody = jbBody;\r
-#ifdef CHECK_THRESHOLDS \r
- if (image->comps[0].sgnd) {\r
- min_value = -128;\r
- max_value = 127;\r
- } else {\r
- min_value = 0;\r
- max_value = 255;\r
- }\r
-#endif \r
- /*printf("C: transferring %d shorts to Java image8 pointer = %d\n", wr*hr,ptrSBody);*/\r
- for (i=0; i<w*h; i++) {\r
- tempUC = (unsigned char) (ptr[i]);\r
-#ifdef CHECK_THRESHOLDS\r
- if (tempUC<min_value)\r
- tempUC = min_value;\r
- else if (tempUC > max_value)\r
- tempUC = max_value;\r
-#endif\r
- *(ptrBBody++) = tempUC;\r
- }\r
- (*env)->ReleaseByteArrayElements(env, jba, jbBody, 0);\r
- printf("C: image8 transferred to Java\n");\r
- } else {\r
- fid = (*env)->GetFieldID(env, cls,"image16", "[S");\r
- jsa = (*env)->GetObjectField(env, obj, fid);\r
- jsBody = (*env)->GetShortArrayElements(env, jsa, 0);\r
- ptrSBody = jsBody;\r
-#ifdef CHECK_THRESHOLDS \r
- if (image->comps[0].sgnd) {\r
- min_value = -32768;\r
- max_value = 32767;\r
- } else {\r
- min_value = 0;\r
- max_value = 65535;\r
- }\r
- printf("C: minValue = %d, maxValue = %d\n", min_value, max_value);\r
-#endif \r
- printf("C: transferring %d shorts to Java image16 pointer = %d\n", w*h,ptrSBody);\r
- for (i=0; i<w*h; i++) {\r
- tempS = (short) (ptr[i]);\r
-#ifdef CHECK_THRESHOLDS\r
- if (tempS<min_value) {\r
- printf("C: value %d truncated to %d\n", tempS, min_value);\r
- tempS = min_value;\r
- } else if (tempS > max_value) {\r
- printf("C: value %d truncated to %d\n", tempS, max_value);\r
- tempS = max_value;\r
- }\r
-#endif\r
- *(ptrSBody++) = tempS;\r
- }\r
- (*env)->ReleaseShortArrayElements(env, jsa, jsBody, 0);\r
- printf("C: image16 completely filled\n");\r
- }\r
- } \r
-\r
-\r
- /* free remaining structures */\r
- if(dinfo) {\r
- opj_destroy_decompress(dinfo);\r
- }\r
- /* free image data structure */\r
- opj_image_destroy(image);\r
-\r
- }\r
- return 1; /* OK */\r
-}\r
-/*end main*/\r
-\r
+ * Copyright (c) 2003-2014, Antonin Descampe
+ * Copyright (c) 2005, Herve Drolon, FreeImage Team
+ * Copyright (c) 2006-2007, Parvatha Elangovan
+ * Copyright (c) 2007, Patrick Piscaglia (Telemis)
+ * 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 <jni.h>
+#include <math.h>
+
+#include "openjpeg.h"
+#include "opj_includes.h"
+#include "opj_getopt.h"
+#include "convert.h"
+#include "dirent.h"
+#include "org_openJpeg_OpenJPEGJavaDecoder.h"
+
+#ifndef _WIN32
+#define stricmp strcasecmp
+#define strnicmp strncasecmp
+#endif
+
+#include "format_defs.h"
+
+typedef struct callback_variables {
+ JNIEnv *env;
+ /** 'jclass' object used to call a Java method from the C */
+ jobject *jobj;
+ /** 'jclass' object used to call a Java method from the C */
+ jmethodID message_mid;
+ jmethodID error_mid;
+} callback_variables_t;
+
+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*/
+ char *out_format;
+ /** Enable option*/
+ char set_imgdir;
+ /** Enable Cod Format for output*/
+ char set_out_format;
+
+}img_fol_t;
+
+
+void decode_help_display() {
+ fprintf(stdout,"HELP\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, BMP format\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-files, PPM-files, PNM-files, PGX-files and\n");
+ fprintf(stdout," BMP-files. 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");
+/* 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", "j2k", "jp2", "jpt", "j2c" };
+ static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, TGA_DFMT, J2K_CFMT, JP2_CFMT, JPT_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;
+}
+
+
+/* -------------------------------------------------------------------------- */
+
+int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol) {
+ /* parse the command line */
+ int totlen;
+ opj_option_t long_option[]={
+ {"ImgDir",REQ_ARG, NULL ,'y'},
+ {"OutFor",REQ_ARG, NULL ,'O'},
+ };
+
+/* UniPG>> */
+ const char optlist[] = "i:o:r:l:hx:"
+
+#ifdef USE_JPWL
+ "W:"
+#endif /* USE_JPWL */
+ ;
+ /*for (i=0; i<argc; i++) {
+ printf("[%s]",argv[i]);
+ }
+ printf("\n");*/
+
+/* <<UniPG */
+ totlen=sizeof(long_option);
+ img_fol->set_out_format = 0;
+ reset_options_reading();
+
+ while (1) {
+ int 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:
+ 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;
+ 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*)opj_malloc(strlen(opj_optarg) + 1);
+ strcpy(img_fol->imgdirpath,opj_optarg);
+ img_fol->set_imgdir=1;
+ }
+ 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 = 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;
+ }
+ }
+
+ /* No check for possible errors before the -i and -o options are of course not mandatory*/
+
+ return 0;
+}
+
+/* -------------------------------------------------------------------------- */
+
+/**
+error callback returning the message to Java andexpecting a callback_variables_t client object
+*/
+void error_callback(const char *msg, void *client_data) {
+ callback_variables_t* vars = (callback_variables_t*) client_data;
+ JNIEnv *env = vars->env;
+ jstring jbuffer;
+
+ jbuffer = (*env)->NewStringUTF(env, msg);
+ (*env)->ExceptionClear(env);
+ (*env)->CallVoidMethod(env, *(vars->jobj), vars->error_mid, jbuffer);
+
+ if ((*env)->ExceptionOccurred(env)) {
+ fprintf(stderr,"C: Exception during call back method\n");
+ (*env)->ExceptionDescribe(env);
+ (*env)->ExceptionClear(env);
+ }
+ (*env)->DeleteLocalRef(env, jbuffer);
+}
+/**
+warning callback returning the message to Java andexpecting a callback_variables_t client object
+*/
+void warning_callback(const char *msg, void *client_data) {
+ callback_variables_t* vars = (callback_variables_t*) client_data;
+ JNIEnv *env = vars->env;
+ jstring jbuffer;
+
+ jbuffer = (*env)->NewStringUTF(env, msg);
+ (*env)->ExceptionClear(env);
+ (*env)->CallVoidMethod(env, *(vars->jobj), vars->message_mid, jbuffer);
+
+ if ((*env)->ExceptionOccurred(env)) {
+ fprintf(stderr,"C: Exception during call back method\n");
+ (*env)->ExceptionDescribe(env);
+ (*env)->ExceptionClear(env);
+ }
+ (*env)->DeleteLocalRef(env, jbuffer);
+}
+/**
+information callback returning the message to Java andexpecting a callback_variables_t client object
+*/
+void info_callback(const char *msg, void *client_data) {
+ callback_variables_t* vars = (callback_variables_t*) client_data;
+ JNIEnv *env = vars->env;
+ jstring jbuffer;
+
+ jbuffer = (*env)->NewStringUTF(env, msg);
+ (*env)->ExceptionClear(env);
+ (*env)->CallVoidMethod(env, *(vars->jobj), vars->message_mid, jbuffer);
+
+ if ((*env)->ExceptionOccurred(env)) {
+ fprintf(stderr,"C: Exception during call back method\n");
+ (*env)->ExceptionDescribe(env);
+ (*env)->ExceptionClear(env);
+ }
+ (*env)->DeleteLocalRef(env, jbuffer);
+}
+
+
+/* --------------------------------------------------------------------------
+ -------------------- MAIN METHOD, CALLED BY JAVA -----------------------*/
+JNIEXPORT jint JNICALL Java_org_openJpeg_OpenJPEGJavaDecoder_internalDecodeJ2KtoImage(JNIEnv *env, jobject obj, jobjectArray javaParameters) {
+ int argc; /* To simulate the command line parameters (taken from the javaParameters variable) and be able to re-use the */
+ char **argv; /* 'parse_cmdline_decoder' method taken from the j2k_to_image project */
+ 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,j,imageno;
+ opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */
+ opj_cio_t *cio = NULL;
+ int w,h;
+ long min_value, max_value;
+ short tempS; unsigned char tempUC, tempUC1, tempUC2;
+ /* ==> Access variables to the Java member variables*/
+ jsize arraySize;
+ jclass cls;
+ jobject object;
+ jboolean isCopy;
+ jfieldID fid;
+ jbyteArray jba;
+ jshortArray jsa;
+ jintArray jia;
+ jbyte *jbBody, *ptrBBody;
+ jshort *jsBody, *ptrSBody;
+ jint *jiBody, *ptrIBody;
+ callback_variables_t msgErrorCallback_vars;
+ /* <=== access variable to Java member variables */
+ int *ptr, *ptr1, *ptr2; /* <== To transfer the decoded image to Java*/
+
+ /* configure the event callbacks */
+ 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;
+
+ /* JNI reference to the calling class*/
+ cls = (*env)->GetObjectClass(env, obj);
+
+ /* Pointers to be able to call a Java method for all the info and error messages*/
+ msgErrorCallback_vars.env = env;
+ msgErrorCallback_vars.jobj = &obj;
+ msgErrorCallback_vars.message_mid = (*env)->GetMethodID(env, cls, "logMessage", "(Ljava/lang/String;)V");
+ msgErrorCallback_vars.error_mid = (*env)->GetMethodID(env, cls, "logError", "(Ljava/lang/String;)V");
+
+ /* Get the String[] containing the parameters, and converts it into a char** to simulate command line arguments.*/
+ arraySize = (*env)->GetArrayLength(env, javaParameters);
+ argc = (int) arraySize +1;
+ argv = opj_malloc(argc*sizeof(char*));
+ argv[0] = "ProgramName.exe"; /* The program name: useless*/
+ j=0;
+ for (i=1; i<argc; i++) {
+ object = (*env)->GetObjectArrayElement(env, javaParameters, i-1);
+ argv[i] = (char*)(*env)->GetStringUTFChars(env, object, &isCopy);
+ }
+
+ /*printf("C: decoder params = ");
+ for (i=0; i<argc; i++) {
+ printf("[%s]",argv[i]);
+ }
+ printf("\n");*/
+
+ /* set decoding parameters to default values */
+ opj_set_default_decoder_parameters(¶meters);
+ parameters.decod_format = J2K_CFMT;
+
+ /* parse input and get user encoding parameters */
+ if(parse_cmdline_decoder(argc, argv, ¶meters,&img_fol) == 1) {
+ /* Release the Java arguments array*/
+ for (i=1; i<argc; i++)
+ (*env)->ReleaseStringUTFChars(env, (*env)->GetObjectArrayElement(env, javaParameters, i-1), argv[i]);
+ return -1;
+ }
+ /* Release the Java arguments array*/
+ for (i=1; i<argc; i++)
+ (*env)->ReleaseStringUTFChars(env, (*env)->GetObjectArrayElement(env, javaParameters, i-1), argv[i]);
+
+ num_images=1;
+
+ /* Get additional information from the Java object variables*/
+ fid = (*env)->GetFieldID(env, cls,"skippedResolutions", "I");
+ parameters.cp_reduce = (short) (*env)->GetIntField(env, obj, fid);
+
+ /*Decoding image one by one*/
+ for(imageno = 0; imageno < num_images ; imageno++)
+ {
+ image = NULL;
+ fprintf(stderr,"\n");
+
+ /* read the input file and put it in memory into the 'src' object, if the -i option is given in JavaParameters.
+ Implemented for debug purpose. */
+ /* -------------------------------------------------------------- */
+ if (parameters.infile && parameters.infile[0]!='\0') {
+ /*printf("C: opening [%s]\n", parameters.infile);*/
+ 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 *) opj_malloc(file_length);
+ fread(src, 1, file_length, fsrc);
+ fclose(fsrc);
+ /*printf("C: %d bytes read from file\n",file_length);*/
+ } else {
+ /* Preparing the transfer of the codestream from Java to C*/
+ /*printf("C: before transferring codestream\n");*/
+ fid = (*env)->GetFieldID(env, cls,"compressedStream", "[B");
+ jba = (*env)->GetObjectField(env, obj, fid);
+ file_length = (*env)->GetArrayLength(env, jba);
+ jbBody = (*env)->GetByteArrayElements(env, jba, &isCopy);
+ src = (unsigned char*)jbBody;
+ }
+
+ /* 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, &msgErrorCallback_vars);
+
+ /* 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 */
+ 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);
+ }
+ 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, &msgErrorCallback_vars);
+
+ /* 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 */
+ 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);
+
+ }
+ 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, &msgErrorCallback_vars);
+
+ /* 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 */
+ 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);
+ }
+ break;
+
+ default:
+ fprintf(stderr, "skipping file..\n");
+ continue;
+ }
+
+ /* free the memory containing the code-stream */
+ if (parameters.infile && parameters.infile[0]!='\0') {
+ opj_free(src);
+ } else {
+ (*env)->ReleaseByteArrayElements(env, jba, jbBody, 0);
+ }
+ src = NULL;
+
+ /* create output image.
+ If the -o parameter is given in the JavaParameters, write the decoded version into a file.
+ Implemented for debug purpose. */
+ /* ---------------------------------- */
+ 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;
+
+ }
+
+ /* ========= Return the image to the Java structure ===============*/
+#ifdef CHECK_THRESHOLDS
+ printf("C: checking thresholds\n");
+#endif
+ /* First compute the real with and height, in function of the resolutions decoded.*/
+ /*wr = (image->comps[0].w + (1 << image->comps[0].factor) -1) >> image->comps[0].factor;*/
+ /*hr = (image->comps[0].h + (1 << image->comps[0].factor) -1) >> image->comps[0].factor;*/
+ w = image->comps[0].w;
+ h = image->comps[0].h;
+
+ if (image->numcomps==3) { /* 3 components color image*/
+ ptr = image->comps[0].data;
+ ptr1 = image->comps[1].data;
+ ptr2 = image->comps[2].data;
+#ifdef CHECK_THRESHOLDS
+ if (image->comps[0].sgnd) {
+ min_value = -128;
+ max_value = 127;
+ } else {
+ min_value = 0;
+ max_value = 255;
+ }
+#endif
+ /* Get the pointer to the Java structure where the data must be copied*/
+ fid = (*env)->GetFieldID(env, cls,"image24", "[I");
+ jia = (*env)->GetObjectField(env, obj, fid);
+ jiBody = (*env)->GetIntArrayElements(env, jia, 0);
+ ptrIBody = jiBody;
+ printf("C: transferring image24: %d int to Java pointer=%d\n",image->numcomps*w*h, ptrIBody);
+
+ for (i=0; i<w*h; i++) {
+ tempUC = (unsigned char)(ptr[i]);
+ tempUC1 = (unsigned char)(ptr1[i]);
+ tempUC2 = (unsigned char)(ptr2[i]);
+#ifdef CHECK_THRESHOLDS
+ if (tempUC < min_value)
+ tempUC=min_value;
+ else if (tempUC > max_value)
+ tempUC=max_value;
+ if (tempUC1 < min_value)
+ tempUC1=min_value;
+ else if (tempUC1 > max_value)
+ tempUC1=max_value;
+ if (tempUC2 < min_value)
+ tempUC2=min_value;
+ else if (tempUC2 > max_value)
+ tempUC2=max_value;
+#endif
+ *(ptrIBody++) = (int) ( (tempUC2<<16) + (tempUC1<<8) + tempUC );
+ }
+ (*env)->ReleaseIntArrayElements(env, jia, jiBody, 0);
+
+ } else { /* 1 component 8 or 16 bpp image*/
+ ptr = image->comps[0].data;
+ printf("C: before transferring a %d bpp image to java (length = %d)\n",image->comps[0].prec ,w*h);
+ if (image->comps[0].prec<=8) {
+ fid = (*env)->GetFieldID(env, cls,"image8", "[B");
+ jba = (*env)->GetObjectField(env, obj, fid);
+ jbBody = (*env)->GetByteArrayElements(env, jba, 0);
+ ptrBBody = jbBody;
+#ifdef CHECK_THRESHOLDS
+ if (image->comps[0].sgnd) {
+ min_value = -128;
+ max_value = 127;
+ } else {
+ min_value = 0;
+ max_value = 255;
+ }
+#endif
+ /*printf("C: transferring %d shorts to Java image8 pointer = %d\n", wr*hr,ptrSBody);*/
+ for (i=0; i<w*h; i++) {
+ tempUC = (unsigned char) (ptr[i]);
+#ifdef CHECK_THRESHOLDS
+ if (tempUC<min_value)
+ tempUC = min_value;
+ else if (tempUC > max_value)
+ tempUC = max_value;
+#endif
+ *(ptrBBody++) = tempUC;
+ }
+ (*env)->ReleaseByteArrayElements(env, jba, jbBody, 0);
+ printf("C: image8 transferred to Java\n");
+ } else {
+ fid = (*env)->GetFieldID(env, cls,"image16", "[S");
+ jsa = (*env)->GetObjectField(env, obj, fid);
+ jsBody = (*env)->GetShortArrayElements(env, jsa, 0);
+ ptrSBody = jsBody;
+#ifdef CHECK_THRESHOLDS
+ if (image->comps[0].sgnd) {
+ min_value = -32768;
+ max_value = 32767;
+ } else {
+ min_value = 0;
+ max_value = 65535;
+ }
+ printf("C: minValue = %d, maxValue = %d\n", min_value, max_value);
+#endif
+ printf("C: transferring %d shorts to Java image16 pointer = %d\n", w*h,ptrSBody);
+ for (i=0; i<w*h; i++) {
+ tempS = (short) (ptr[i]);
+#ifdef CHECK_THRESHOLDS
+ if (tempS<min_value) {
+ printf("C: value %d truncated to %d\n", tempS, min_value);
+ tempS = min_value;
+ } else if (tempS > max_value) {
+ printf("C: value %d truncated to %d\n", tempS, max_value);
+ tempS = max_value;
+ }
+#endif
+ *(ptrSBody++) = tempS;
+ }
+ (*env)->ReleaseShortArrayElements(env, jsa, jsBody, 0);
+ printf("C: image16 completely filled\n");
+ }
+ }
+
+
+ /* free remaining structures */
+ if(dinfo) {
+ opj_destroy_decompress(dinfo);
+ }
+ /* free image data structure */
+ opj_image_destroy(image);
+
+ }
+ return 1; /* OK */
+}
+/*end main*/
+
-/*\r
- * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium\r
- * Copyright (c) 2002-2014, Professor Benoit Macq\r
- * Copyright (c) 2002-2007, Patrick Piscaglia, Telemis s.a.\r
- * All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'\r
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE\r
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
- * POSSIBILITY OF SUCH DAMAGE.\r
- */ \r
-package org.openJpeg;\r
-\r
-import java.util.Vector;\r
-\r
-/** This class decodes one J2K codestream into an image (width + height + depth + pixels[], \r
- * using the OpenJPEG.org library.\r
- * To be able to log messages, the called must register a IJavaJ2KDecoderLogger object.\r
- */\r
-public class OpenJPEGJavaDecoder {\r
-\r
- public interface IJavaJ2KDecoderLogger {\r
- public void logDecoderMessage(String message);\r
- public void logDecoderError(String message);\r
- }\r
- \r
- private static boolean isInitialized = false;\r
- \r
- // ===== decompression parameters =============>\r
- // These value may be changed for each image\r
- private String[] decoder_arguments = null;\r
- /** number of resolutions decompositions */\r
- private int nbResolutions = -1;\r
- /** the quality layers */\r
- private int[] layers = null;\r
-\r
- /** Contains the 8 bpp version of the image. May NOT be filled together with image16 or image24.<P>\r
- * We store in Java the 8 or 16 bpp version of the image while the decoder uses a 32 bpp version, because <UL>\r
- * <LI> the storage capacity required is smaller\r
- * <LI> the transfer Java <-- C will be faster\r
- * <LI> the conversion byte/short ==> int will be done faster by the C\r
- * </UL>*/\r
- private byte[] image8 = null;\r
- /** Contains the 16 bpp version of the image. May NOT be filled together with image8 or image24*/\r
- private short[] image16 = null;\r
- /** Contains the 24 bpp version of the image. May NOT be filled together with image8 or image16 */\r
- private int[] image24 = null;\r
- /** Holds the J2K compressed bytecode to decode */\r
- private byte compressedStream[] = null;\r
- /** Holds the compressed version of the index file, to be used by the decoder */\r
- private byte compressedIndex[] = null;\r
- /** Width and Height of the image */\r
- private int width = -1;\r
- private int height = -1;\r
- private int depth = -1;\r
- /** This parameter is never used in Java but is read by the C library to know the number of resolutions to skip when decoding, \r
- * i.e. if there are 5 resolutions and skipped=1 ==> decode until resolution 4. */\r
- private int skippedResolutions = 0;\r
- \r
- private Vector<IJavaJ2KDecoderLogger> loggers = new Vector();\r
-\r
-\r
- public OpenJPEGJavaDecoder(String openJPEGlibraryFullPathAndName, IJavaJ2KDecoderLogger messagesAndErrorsLogger) throws ExceptionInInitializerError\r
- {\r
- this(openJPEGlibraryFullPathAndName);\r
- loggers.addElement(messagesAndErrorsLogger);\r
- }\r
-\r
- public OpenJPEGJavaDecoder(String openJPEGlibraryFullPathAndName) throws ExceptionInInitializerError\r
- {\r
- if (!isInitialized) {\r
- try {\r
- System.load(openJPEGlibraryFullPathAndName);\r
- isInitialized = true;\r
- } catch (Throwable t) {\r
- throw new ExceptionInInitializerError("OpenJPEG Java Decoder: probably impossible to find the C library");\r
- }\r
- }\r
- }\r
- \r
- public void addLogger(IJavaJ2KDecoderLogger messagesAndErrorsLogger) {\r
- loggers.addElement(messagesAndErrorsLogger);\r
- }\r
- \r
- public void removeLogger(IJavaJ2KDecoderLogger messagesAndErrorsLogger) {\r
- loggers.removeElement(messagesAndErrorsLogger);\r
- }\r
- \r
- public int decodeJ2KtoImage() {\r
- if ((image16 == null || (image16 != null && image16.length != width*height)) && (depth==-1 || depth==16)) {\r
- image16 = new short[width*height];\r
- logMessage("OpenJPEGJavaDecoder.decompressImage: image16 length = " + image16.length + " (" + width + " x " + height + ") ");\r
- }\r
- if ((image8 == null || (image8 != null && image8.length != width*height)) && (depth==-1 || depth==8)) {\r
- image8 = new byte[width*height];\r
- logMessage("OpenJPEGJavaDecoder.decompressImage: image8 length = " + image8.length + " (" + width + " x " + height + ") ");\r
- }\r
- if ((image24 == null || (image24 != null && image24.length != width*height)) && (depth==-1 || depth==24)) {\r
- image24 = new int[width*height];\r
- logMessage("OpenJPEGJavaDecoder.decompressImage: image24 length = " + image24.length + " (" + width + " x " + height + ") ");\r
- }\r
- \r
- String[] arguments = new String[0 + (decoder_arguments != null ? decoder_arguments.length : 0)];\r
- int offset = 0;\r
- if (decoder_arguments != null) {\r
- for (int i=0; i<decoder_arguments.length; i++) {\r
- arguments[i+offset] = decoder_arguments[i];\r
- }\r
- }\r
-\r
- return internalDecodeJ2KtoImage(arguments);\r
- }\r
- \r
- /** \r
- * Decode the j2k stream given in the codestream byte[] and fills the image8, image16 or image24 array, according to the bit depth.\r
- */\r
- private native int internalDecodeJ2KtoImage(String[] parameters);\r
-\r
- /** Image depth in bpp */\r
- public int getDepth() {\r
- return depth;\r
- }\r
-\r
- /** Image depth in bpp */\r
- public void setDepth(int depth) {\r
- this.depth = depth;\r
- }\r
-\r
- /** Image height in pixels */\r
- public int getHeight() {\r
- return height;\r
- }\r
-\r
- /** Image height in pixels */\r
- public void setHeight(int height) {\r
- this.height = height;\r
- }\r
-\r
- /** Number of resolutions contained in the image */\r
- public int getNbResolutions() {\r
- return nbResolutions;\r
- }\r
-\r
- /** Number of resolutions contained in the image */\r
- public void setNbResolutions(int nbResolutions) {\r
- this.nbResolutions = nbResolutions;\r
- }\r
-\r
- /** Width of the image in pixels */\r
- public int getWidth() {\r
- return width;\r
- }\r
-\r
- /** Width of the image in pixels */\r
- public void setWidth(int width) {\r
- this.width = width;\r
- }\r
-\r
- /** Contains the decompressed version of the image, if the depth in is [9,16] bpp.\r
- * Returns NULL otherwise.\r
- */\r
- public short[] getImage16() {\r
- return image16;\r
- }\r
-\r
- /** Contains the decompressed version of the image, if the depth in is [17,24] bpp and the image is in color.\r
- * Returns NULL otherwise.\r
- */\r
- public int[] getImage24() {\r
- return image24;\r
- }\r
-\r
- /** Contains the decompressed version of the image, if the depth in is [1,8] bpp.\r
- * Returns NULL otherwise.\r
- */\r
- public byte[] getImage8() {\r
- return image8;\r
- }\r
-\r
- /** Sets the compressed version of the index file for this image.\r
- * This index file is used by the decompressor\r
- */\r
- public void setCompressedIndex(byte[] compressedIndex) {\r
- this.compressedIndex = compressedIndex;\r
- }\r
-\r
- /** Sets the codestream to be decoded */\r
- public void setCompressedStream(byte[] compressedStream) {\r
- this.compressedStream = compressedStream;\r
- }\r
-\r
- /** @return the compressed code stream length, or -1 if not defined */\r
- public long getCodestreamLength() {\r
- if (compressedStream == null)\r
- return -1;\r
- else return compressedStream.length;\r
- }\r
- \r
- /** This method is called either directly or by the C methods */\r
- public void logMessage(String message) {\r
- for (IJavaJ2KDecoderLogger logger:loggers)\r
- logger.logDecoderMessage(message);\r
- }\r
- \r
- /** This method is called either directly or by the C methods */\r
- public void logError(String error) {\r
- for (IJavaJ2KDecoderLogger logger:loggers)\r
- logger.logDecoderError(error);\r
- }\r
-\r
- public void reset() {\r
- nbResolutions = -1;\r
- layers = null;\r
- image8 = null;\r
- image16 = null;\r
- image24 = null;\r
- compressedStream = null;\r
- compressedIndex = null;\r
- width = -1;\r
- height = -1;\r
- depth = -1;\r
- }\r
-\r
- public void setSkippedResolutions(int numberOfSkippedResolutions) {\r
- skippedResolutions = numberOfSkippedResolutions;\r
- }\r
-\r
- /** Contains all the decoding arguments other than the input/output file */\r
- public void setDecoderArguments(String[] argumentsForTheDecoder) {\r
- decoder_arguments = argumentsForTheDecoder;\r
- }\r
-\r
-\r
-}\r
+/*
+ * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
+ * Copyright (c) 2002-2014, Professor Benoit Macq
+ * Copyright (c) 2002-2007, Patrick Piscaglia, Telemis s.a.
+ * 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.
+ */
+package org.openJpeg;
+
+import java.util.Vector;
+
+/** This class decodes one J2K codestream into an image (width + height + depth + pixels[],
+ * using the OpenJPEG.org library.
+ * To be able to log messages, the called must register a IJavaJ2KDecoderLogger object.
+ */
+public class OpenJPEGJavaDecoder {
+
+ public interface IJavaJ2KDecoderLogger {
+ public void logDecoderMessage(String message);
+ public void logDecoderError(String message);
+ }
+
+ private static boolean isInitialized = false;
+
+ // ===== decompression parameters =============>
+ // These value may be changed for each image
+ private String[] decoder_arguments = null;
+ /** number of resolutions decompositions */
+ private int nbResolutions = -1;
+ /** the quality layers */
+ private int[] layers = null;
+
+ /** Contains the 8 bpp version of the image. May NOT be filled together with image16 or image24.<P>
+ * We store in Java the 8 or 16 bpp version of the image while the decoder uses a 32 bpp version, because <UL>
+ * <LI> the storage capacity required is smaller
+ * <LI> the transfer Java <-- C will be faster
+ * <LI> the conversion byte/short ==> int will be done faster by the C
+ * </UL>*/
+ private byte[] image8 = null;
+ /** Contains the 16 bpp version of the image. May NOT be filled together with image8 or image24*/
+ private short[] image16 = null;
+ /** Contains the 24 bpp version of the image. May NOT be filled together with image8 or image16 */
+ private int[] image24 = null;
+ /** Holds the J2K compressed bytecode to decode */
+ private byte compressedStream[] = null;
+ /** Holds the compressed version of the index file, to be used by the decoder */
+ private byte compressedIndex[] = null;
+ /** Width and Height of the image */
+ private int width = -1;
+ private int height = -1;
+ private int depth = -1;
+ /** This parameter is never used in Java but is read by the C library to know the number of resolutions to skip when decoding,
+ * i.e. if there are 5 resolutions and skipped=1 ==> decode until resolution 4. */
+ private int skippedResolutions = 0;
+
+ private Vector<IJavaJ2KDecoderLogger> loggers = new Vector();
+
+
+ public OpenJPEGJavaDecoder(String openJPEGlibraryFullPathAndName, IJavaJ2KDecoderLogger messagesAndErrorsLogger) throws ExceptionInInitializerError
+ {
+ this(openJPEGlibraryFullPathAndName);
+ loggers.addElement(messagesAndErrorsLogger);
+ }
+
+ public OpenJPEGJavaDecoder(String openJPEGlibraryFullPathAndName) throws ExceptionInInitializerError
+ {
+ if (!isInitialized) {
+ try {
+ System.load(openJPEGlibraryFullPathAndName);
+ isInitialized = true;
+ } catch (Throwable t) {
+ throw new ExceptionInInitializerError("OpenJPEG Java Decoder: probably impossible to find the C library");
+ }
+ }
+ }
+
+ public void addLogger(IJavaJ2KDecoderLogger messagesAndErrorsLogger) {
+ loggers.addElement(messagesAndErrorsLogger);
+ }
+
+ public void removeLogger(IJavaJ2KDecoderLogger messagesAndErrorsLogger) {
+ loggers.removeElement(messagesAndErrorsLogger);
+ }
+
+ public int decodeJ2KtoImage() {
+ if ((image16 == null || (image16 != null && image16.length != width*height)) && (depth==-1 || depth==16)) {
+ image16 = new short[width*height];
+ logMessage("OpenJPEGJavaDecoder.decompressImage: image16 length = " + image16.length + " (" + width + " x " + height + ") ");
+ }
+ if ((image8 == null || (image8 != null && image8.length != width*height)) && (depth==-1 || depth==8)) {
+ image8 = new byte[width*height];
+ logMessage("OpenJPEGJavaDecoder.decompressImage: image8 length = " + image8.length + " (" + width + " x " + height + ") ");
+ }
+ if ((image24 == null || (image24 != null && image24.length != width*height)) && (depth==-1 || depth==24)) {
+ image24 = new int[width*height];
+ logMessage("OpenJPEGJavaDecoder.decompressImage: image24 length = " + image24.length + " (" + width + " x " + height + ") ");
+ }
+
+ String[] arguments = new String[0 + (decoder_arguments != null ? decoder_arguments.length : 0)];
+ int offset = 0;
+ if (decoder_arguments != null) {
+ for (int i=0; i<decoder_arguments.length; i++) {
+ arguments[i+offset] = decoder_arguments[i];
+ }
+ }
+
+ return internalDecodeJ2KtoImage(arguments);
+ }
+
+ /**
+ * Decode the j2k stream given in the codestream byte[] and fills the image8, image16 or image24 array, according to the bit depth.
+ */
+ private native int internalDecodeJ2KtoImage(String[] parameters);
+
+ /** Image depth in bpp */
+ public int getDepth() {
+ return depth;
+ }
+
+ /** Image depth in bpp */
+ public void setDepth(int depth) {
+ this.depth = depth;
+ }
+
+ /** Image height in pixels */
+ public int getHeight() {
+ return height;
+ }
+
+ /** Image height in pixels */
+ public void setHeight(int height) {
+ this.height = height;
+ }
+
+ /** Number of resolutions contained in the image */
+ public int getNbResolutions() {
+ return nbResolutions;
+ }
+
+ /** Number of resolutions contained in the image */
+ public void setNbResolutions(int nbResolutions) {
+ this.nbResolutions = nbResolutions;
+ }
+
+ /** Width of the image in pixels */
+ public int getWidth() {
+ return width;
+ }
+
+ /** Width of the image in pixels */
+ public void setWidth(int width) {
+ this.width = width;
+ }
+
+ /** Contains the decompressed version of the image, if the depth in is [9,16] bpp.
+ * Returns NULL otherwise.
+ */
+ public short[] getImage16() {
+ return image16;
+ }
+
+ /** Contains the decompressed version of the image, if the depth in is [17,24] bpp and the image is in color.
+ * Returns NULL otherwise.
+ */
+ public int[] getImage24() {
+ return image24;
+ }
+
+ /** Contains the decompressed version of the image, if the depth in is [1,8] bpp.
+ * Returns NULL otherwise.
+ */
+ public byte[] getImage8() {
+ return image8;
+ }
+
+ /** Sets the compressed version of the index file for this image.
+ * This index file is used by the decompressor
+ */
+ public void setCompressedIndex(byte[] compressedIndex) {
+ this.compressedIndex = compressedIndex;
+ }
+
+ /** Sets the codestream to be decoded */
+ public void setCompressedStream(byte[] compressedStream) {
+ this.compressedStream = compressedStream;
+ }
+
+ /** @return the compressed code stream length, or -1 if not defined */
+ public long getCodestreamLength() {
+ if (compressedStream == null)
+ return -1;
+ else return compressedStream.length;
+ }
+
+ /** This method is called either directly or by the C methods */
+ public void logMessage(String message) {
+ for (IJavaJ2KDecoderLogger logger:loggers)
+ logger.logDecoderMessage(message);
+ }
+
+ /** This method is called either directly or by the C methods */
+ public void logError(String error) {
+ for (IJavaJ2KDecoderLogger logger:loggers)
+ logger.logDecoderError(error);
+ }
+
+ public void reset() {
+ nbResolutions = -1;
+ layers = null;
+ image8 = null;
+ image16 = null;
+ image24 = null;
+ compressedStream = null;
+ compressedIndex = null;
+ width = -1;
+ height = -1;
+ depth = -1;
+ }
+
+ public void setSkippedResolutions(int numberOfSkippedResolutions) {
+ skippedResolutions = numberOfSkippedResolutions;
+ }
+
+ /** Contains all the decoding arguments other than the input/output file */
+ public void setDecoderArguments(String[] argumentsForTheDecoder) {
+ decoder_arguments = argumentsForTheDecoder;
+ }
+
+
+}
-/*\r
- * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium\r
- * Copyright (c) 2002-2014, Professor Benoit Macq\r
- * Copyright (c) 2002-2007, Patrick Piscaglia, Telemis s.a.\r
- * All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'\r
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE\r
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
- * POSSIBILITY OF SUCH DAMAGE.\r
- */ \r
-package org.openJpeg;\r
-\r
-import java.io.File;\r
-import java.util.Vector;\r
-\r
-/** This class encodes one image into the J2K format, \r
- * using the OpenJPEG.org library.\r
- * To be able to log messages, the called must register a IJavaJ2KEncoderLogger object.\r
- */\r
-public class OpenJPEGJavaEncoder {\r
-\r
- public interface IJavaJ2KEncoderLogger {\r
- public void logEncoderMessage(String message);\r
- public void logEncoderError(String message);\r
- }\r
- \r
- private static boolean isInitialized = false;\r
- \r
- // ===== Compression parameters =============>\r
- // These value may be changed for each image\r
- private String[] encoder_arguments = null;\r
- /** number of resolutions decompositions */\r
- private int nbResolutions = -1;\r
- /** the quality layers, expressed as compression rate */\r
- private float[] ratioLayers = null;\r
- /** the quality layers, expressed as PSNR values. This variable, if defined, has priority over the ratioLayers variable */\r
- private float[] psnrLayers = null;\r
- \r
- /** Contains the 8 bpp version of the image. May NOT be filled together with image16 or image24.<P>\r
- * We store the 8 or 16 bpp version of the original image while the encoder uses a 32 bpp version, because <UL>\r
- * <LI> the storage capacity required is smaller\r
- * <LI> the transfer Java --> C will be faster\r
- * <LI> the conversion byte/short ==> int will be done faster by the C\r
- * </UL>*/\r
- private byte[] image8 = null;\r
- /** Contains the 16 bpp version of the image. May NOT be filled together with image8 or image24*/\r
- private short[] image16 = null;\r
- /** Contains the 24 bpp version of the image. May NOT be filled together with image8 or image16 */\r
- private int[] image24 = null;\r
- /** Holds the result of the compression, i.e. the J2K compressed bytecode */\r
- private byte compressedStream[] = null;\r
- /** Holds the compressed stream length, which may be smaller than compressedStream.length if this byte[] is pre-allocated */\r
- private long compressedStreamLength = -1;\r
- /** Holds the compressed version of the index file, returned by the encoder */\r
- private byte compressedIndex[] = null;\r
- /** Width and Height of the image */\r
- private int width = -1;\r
- private int height = -1;\r
- private int depth = -1;\r
- /** Tile size. We suppose the same size for the horizontal and vertical tiles.\r
- * If size == -1 ==> no tiling */\r
- private int tileSize = -1;\r
- // <===== Compression parameters =============\r
- \r
- private Vector<IJavaJ2KEncoderLogger> loggers = new Vector();\r
-\r
- public OpenJPEGJavaEncoder(String openJPEGlibraryFullPathAndName, IJavaJ2KEncoderLogger messagesAndErrorsLogger) throws ExceptionInInitializerError\r
- {\r
- this(openJPEGlibraryFullPathAndName);\r
- loggers.addElement(messagesAndErrorsLogger);\r
- }\r
-\r
- public OpenJPEGJavaEncoder(String openJPEGlibraryFullPathAndName) throws ExceptionInInitializerError\r
- {\r
- if (!isInitialized) {\r
- try {\r
- String absolutePath = (new File(openJPEGlibraryFullPathAndName)).getCanonicalPath();\r
- System.load(absolutePath);\r
- isInitialized = true;\r
- } catch (Throwable t) {\r
- t.printStackTrace();\r
- throw new ExceptionInInitializerError("OpenJPEG Java Encoder: probably impossible to find the C library");\r
- }\r
- }\r
- }\r
- \r
- public void addLogger(IJavaJ2KEncoderLogger messagesAndErrorsLogger) {\r
- loggers.addElement(messagesAndErrorsLogger);\r
- }\r
- \r
- public void removeLogger(IJavaJ2KEncoderLogger messagesAndErrorsLogger) {\r
- loggers.removeElement(messagesAndErrorsLogger);\r
- }\r
- \r
- /** This method compresses the given image.<P>\r
- * It returns the compressed J2K codestream into the compressedStream byte[].<P>\r
- * It also returns the compression index as a compressed form, into the compressedIndex byte[].<P>\r
- * One of the image8, image16 or image24 arrays must be correctly initialized and filled.<P>\r
- * The width, height and depth variables must be correctly filled.<P>\r
- * The nbResolutions, nbLayers and if needed the float[] psnrLayers or ratioLayers must also be filled before calling this method.\r
- */\r
- public void encodeImageToJ2K() {\r
- // Need to allocate / reallocate the compressed stream buffer ? (size = max possible size = original image size)\r
- if (compressedStream== null || (compressedStream.length != width*height*depth/8)) {\r
- logMessage("OpenJPEGJavaEncoder.encodeImageToJ2K: (re-)allocating " + (width*height*depth/8) + " bytes for the compressedStream");\r
- compressedStream = new byte[width*height*depth/8];\r
- }\r
- // Arguments = \r
- // - number of resolutions "-n 5" : 2\r
- // - size of tile "-t 512,512" : 2\r
- // \r
- // Image width, height, depth and pixels are directly fetched by C from the Java class\r
- int nbArgs = 2 + (tileSize == -1 ? 0 : 2) + (encoder_arguments != null ? encoder_arguments.length : 0);\r
- if (psnrLayers != null && psnrLayers.length>0 && psnrLayers[0] != 0)\r
- // If psnrLayers is defined and doesn't just express "lossless"\r
- nbArgs += 2;\r
- else if (ratioLayers != null && ratioLayers.length>0 && ratioLayers[0]!=0.0)\r
- nbArgs += 2;\r
- String[] arguments = new String[nbArgs];\r
- int offset = 0;\r
- arguments[offset] = "-n"; arguments[offset+1] = "" + nbResolutions; offset += 2;\r
- if (tileSize!= -1) {\r
- arguments[offset++] = "-t"; \r
- arguments[offset++] = "" + tileSize + "," + tileSize;\r
- }\r
- // If PSNR layers are defined, use them to encode the images\r
- if (psnrLayers != null && psnrLayers.length>0 && psnrLayers[0]!=-1) {\r
- arguments[offset++] = "-q";\r
- String s = "";\r
- for (int i=0; i<psnrLayers.length; i++)\r
- s += psnrLayers[i] + ",";\r
- arguments[offset++] = s.substring(0, s.length()-1);\r
- } else if (ratioLayers != null && ratioLayers.length>0 && ratioLayers[0]!=0.0) {\r
- // Specify quality ratioLayers, as compression ratios\r
- arguments[offset++] = "-r";\r
- String s = "";\r
- for (int i=0; i<ratioLayers.length; i++)\r
- s += ratioLayers[i] + ",";\r
- arguments[offset++] = s.substring(0, s.length()-1);\r
- }\r
- if (encoder_arguments != null) {\r
- for (int i=0; i<encoder_arguments.length; i++) {\r
- arguments[i+offset] = encoder_arguments[i];\r
- }\r
- }\r
- logMessage("Encoder additional arguments = " + arrayToString(arguments));\r
- long startTime = (new java.util.Date()).getTime();\r
- compressedStreamLength = internalEncodeImageToJ2K(arguments);\r
- logMessage("compression time = " + ((new java.util.Date()).getTime() - startTime) + " msec");\r
- }\r
- \r
- /** \r
- * Fills the compressedStream byte[] and the compressedIndex byte[]\r
- * @return the codestream length.\r
- */\r
- private native long internalEncodeImageToJ2K(String[] parameters);\r
-\r
- /** Image depth in bpp */\r
- public int getDepth() {\r
- return depth;\r
- }\r
-\r
- /** Image depth in bpp */\r
- public void setDepth(int depth) {\r
- this.depth = depth;\r
- }\r
-\r
- /** Image height in pixels */\r
- public int getHeight() {\r
- return height;\r
- }\r
-\r
- /** Image height in pixels */\r
- public void setHeight(int height) {\r
- this.height = height;\r
- }\r
-\r
- /** This method must be called in depth in [9,16].\r
- * @param an array of shorts, containing width*height values\r
- */\r
- public void setImage16(short[] image16) {\r
- this.image16 = image16;\r
- }\r
-\r
- /** This method must be called in depth in [17,24] for RGB images.\r
- * @param an array of int, containing width*height values\r
- */\r
- public void setImage24(int[] image24) {\r
- this.image24 = image24;\r
- }\r
-\r
- /** This method must be called in depth in [1,8].\r
- * @param an array of bytes, containing width*height values\r
- */\r
- public void setImage8(byte[] image8) {\r
- this.image8 = image8;\r
- }\r
-\r
- /** Return the ratioLayers, i.e. the compression ratio for each quality layer.\r
- * If the last value is 0.0, last layer is lossless compressed.\r
- */\r
- public float[] getRatioLayers() {\r
- return ratioLayers;\r
- }\r
-\r
- /**\r
- * sets the quality layers.\r
- * At least one level.\r
- * Each level is expressed as a compression ratio (float).\r
- * If the last value is 0.0, the last layer will be losslessly compressed\r
- */\r
- public void setRatioLayers(float[] layers) {\r
- this.ratioLayers = layers;\r
- }\r
-\r
- /** Return the PSNR Layers, i.e. the target PSNR for each quality layer.\r
- * If the last value is -1, last layer is lossless compressed.\r
- */\r
- public float[] getPsnrLayers() {\r
- return psnrLayers;\r
- }\r
-\r
- /**\r
- * sets the quality layers.\r
- * At least one level.\r
- * Each level is expressed as a target PSNR (float).\r
- * If the last value is -1, the last layer will be losslessly compressed\r
- */\r
- public void setPsnrLayers(float[] layers) {\r
- this.psnrLayers = layers;\r
- }\r
-\r
- /** Set the number of resolutions that must be created */\r
- public void setNbResolutions(int nbResolutions) {\r
- this.nbResolutions = nbResolutions;\r
- }\r
-\r
- public int getWidth() {\r
- return width;\r
- }\r
-\r
- /** Width of the image, in pixels */\r
- public void setWidth(int width) {\r
- this.width = width;\r
- }\r
-\r
- /** Return the compressed index file.\r
- * Syntax: TODO PP:\r
- */\r
- public byte[] getCompressedIndex() {\r
- return compressedIndex;\r
- }\r
- \r
- public void setCompressedIndex(byte[] index) {\r
- compressedIndex = index;\r
- }\r
-\r
- public byte[] getCompressedStream() {\r
- return compressedStream;\r
- }\r
-\r
- public void reset() {\r
- nbResolutions = -1;\r
- ratioLayers = null;\r
- psnrLayers = null;\r
- image8 = null;\r
- image16 = null;\r
- image24 = null;\r
- compressedStream = null;\r
- compressedIndex = null;\r
- width = -1;\r
- height = -1;\r
- depth = -1;\r
- }\r
-\r
- public short[] getImage16() {\r
- return image16;\r
- }\r
-\r
- public int[] getImage24() {\r
- return image24;\r
- }\r
-\r
- public byte[] getImage8() {\r
- return image8;\r
- }\r
- \r
- /** Sets the size of the tiles. We assume square tiles */\r
- public void setTileSize(int tileSize) {\r
- this.tileSize = tileSize;\r
- }\r
- \r
- /** Contains all the encoding arguments other than the input/output file, compression ratio, tile size */\r
- public void setEncoderArguments(String[] argumentsForTheEncoder) {\r
- encoder_arguments = argumentsForTheEncoder;\r
- }\r
-\r
- public void logMessage(String message) {\r
- for (IJavaJ2KEncoderLogger logger:loggers)\r
- logger.logEncoderMessage(message);\r
- }\r
- \r
- public void logError(String error) {\r
- for (IJavaJ2KEncoderLogger logger:loggers)\r
- logger.logEncoderError(error);\r
- }\r
-\r
- public long getCompressedStreamLength() {\r
- return compressedStreamLength;\r
- }\r
- \r
- private String arrayToString(String[] array) {\r
- if (array == null)\r
- return "NULL";\r
- StringBuffer sb = new StringBuffer();\r
- for (int i=0; i<array.length; i++)\r
- sb.append(array[i]).append(" ");\r
- sb.delete(sb.length()-1, sb.length());\r
- return sb.toString();\r
- }\r
-}\r
+/*
+ * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
+ * Copyright (c) 2002-2014, Professor Benoit Macq
+ * Copyright (c) 2002-2007, Patrick Piscaglia, Telemis s.a.
+ * 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.
+ */
+package org.openJpeg;
+
+import java.io.File;
+import java.util.Vector;
+
+/** This class encodes one image into the J2K format,
+ * using the OpenJPEG.org library.
+ * To be able to log messages, the called must register a IJavaJ2KEncoderLogger object.
+ */
+public class OpenJPEGJavaEncoder {
+
+ public interface IJavaJ2KEncoderLogger {
+ public void logEncoderMessage(String message);
+ public void logEncoderError(String message);
+ }
+
+ private static boolean isInitialized = false;
+
+ // ===== Compression parameters =============>
+ // These value may be changed for each image
+ private String[] encoder_arguments = null;
+ /** number of resolutions decompositions */
+ private int nbResolutions = -1;
+ /** the quality layers, expressed as compression rate */
+ private float[] ratioLayers = null;
+ /** the quality layers, expressed as PSNR values. This variable, if defined, has priority over the ratioLayers variable */
+ private float[] psnrLayers = null;
+
+ /** Contains the 8 bpp version of the image. May NOT be filled together with image16 or image24.<P>
+ * We store the 8 or 16 bpp version of the original image while the encoder uses a 32 bpp version, because <UL>
+ * <LI> the storage capacity required is smaller
+ * <LI> the transfer Java --> C will be faster
+ * <LI> the conversion byte/short ==> int will be done faster by the C
+ * </UL>*/
+ private byte[] image8 = null;
+ /** Contains the 16 bpp version of the image. May NOT be filled together with image8 or image24*/
+ private short[] image16 = null;
+ /** Contains the 24 bpp version of the image. May NOT be filled together with image8 or image16 */
+ private int[] image24 = null;
+ /** Holds the result of the compression, i.e. the J2K compressed bytecode */
+ private byte compressedStream[] = null;
+ /** Holds the compressed stream length, which may be smaller than compressedStream.length if this byte[] is pre-allocated */
+ private long compressedStreamLength = -1;
+ /** Holds the compressed version of the index file, returned by the encoder */
+ private byte compressedIndex[] = null;
+ /** Width and Height of the image */
+ private int width = -1;
+ private int height = -1;
+ private int depth = -1;
+ /** Tile size. We suppose the same size for the horizontal and vertical tiles.
+ * If size == -1 ==> no tiling */
+ private int tileSize = -1;
+ // <===== Compression parameters =============
+
+ private Vector<IJavaJ2KEncoderLogger> loggers = new Vector();
+
+ public OpenJPEGJavaEncoder(String openJPEGlibraryFullPathAndName, IJavaJ2KEncoderLogger messagesAndErrorsLogger) throws ExceptionInInitializerError
+ {
+ this(openJPEGlibraryFullPathAndName);
+ loggers.addElement(messagesAndErrorsLogger);
+ }
+
+ public OpenJPEGJavaEncoder(String openJPEGlibraryFullPathAndName) throws ExceptionInInitializerError
+ {
+ if (!isInitialized) {
+ try {
+ String absolutePath = (new File(openJPEGlibraryFullPathAndName)).getCanonicalPath();
+ System.load(absolutePath);
+ isInitialized = true;
+ } catch (Throwable t) {
+ t.printStackTrace();
+ throw new ExceptionInInitializerError("OpenJPEG Java Encoder: probably impossible to find the C library");
+ }
+ }
+ }
+
+ public void addLogger(IJavaJ2KEncoderLogger messagesAndErrorsLogger) {
+ loggers.addElement(messagesAndErrorsLogger);
+ }
+
+ public void removeLogger(IJavaJ2KEncoderLogger messagesAndErrorsLogger) {
+ loggers.removeElement(messagesAndErrorsLogger);
+ }
+
+ /** This method compresses the given image.<P>
+ * It returns the compressed J2K codestream into the compressedStream byte[].<P>
+ * It also returns the compression index as a compressed form, into the compressedIndex byte[].<P>
+ * One of the image8, image16 or image24 arrays must be correctly initialized and filled.<P>
+ * The width, height and depth variables must be correctly filled.<P>
+ * The nbResolutions, nbLayers and if needed the float[] psnrLayers or ratioLayers must also be filled before calling this method.
+ */
+ public void encodeImageToJ2K() {
+ // Need to allocate / reallocate the compressed stream buffer ? (size = max possible size = original image size)
+ if (compressedStream== null || (compressedStream.length != width*height*depth/8)) {
+ logMessage("OpenJPEGJavaEncoder.encodeImageToJ2K: (re-)allocating " + (width*height*depth/8) + " bytes for the compressedStream");
+ compressedStream = new byte[width*height*depth/8];
+ }
+ // Arguments =
+ // - number of resolutions "-n 5" : 2
+ // - size of tile "-t 512,512" : 2
+ //
+ // Image width, height, depth and pixels are directly fetched by C from the Java class
+ int nbArgs = 2 + (tileSize == -1 ? 0 : 2) + (encoder_arguments != null ? encoder_arguments.length : 0);
+ if (psnrLayers != null && psnrLayers.length>0 && psnrLayers[0] != 0)
+ // If psnrLayers is defined and doesn't just express "lossless"
+ nbArgs += 2;
+ else if (ratioLayers != null && ratioLayers.length>0 && ratioLayers[0]!=0.0)
+ nbArgs += 2;
+ String[] arguments = new String[nbArgs];
+ int offset = 0;
+ arguments[offset] = "-n"; arguments[offset+1] = "" + nbResolutions; offset += 2;
+ if (tileSize!= -1) {
+ arguments[offset++] = "-t";
+ arguments[offset++] = "" + tileSize + "," + tileSize;
+ }
+ // If PSNR layers are defined, use them to encode the images
+ if (psnrLayers != null && psnrLayers.length>0 && psnrLayers[0]!=-1) {
+ arguments[offset++] = "-q";
+ String s = "";
+ for (int i=0; i<psnrLayers.length; i++)
+ s += psnrLayers[i] + ",";
+ arguments[offset++] = s.substring(0, s.length()-1);
+ } else if (ratioLayers != null && ratioLayers.length>0 && ratioLayers[0]!=0.0) {
+ // Specify quality ratioLayers, as compression ratios
+ arguments[offset++] = "-r";
+ String s = "";
+ for (int i=0; i<ratioLayers.length; i++)
+ s += ratioLayers[i] + ",";
+ arguments[offset++] = s.substring(0, s.length()-1);
+ }
+ if (encoder_arguments != null) {
+ for (int i=0; i<encoder_arguments.length; i++) {
+ arguments[i+offset] = encoder_arguments[i];
+ }
+ }
+ logMessage("Encoder additional arguments = " + arrayToString(arguments));
+ long startTime = (new java.util.Date()).getTime();
+ compressedStreamLength = internalEncodeImageToJ2K(arguments);
+ logMessage("compression time = " + ((new java.util.Date()).getTime() - startTime) + " msec");
+ }
+
+ /**
+ * Fills the compressedStream byte[] and the compressedIndex byte[]
+ * @return the codestream length.
+ */
+ private native long internalEncodeImageToJ2K(String[] parameters);
+
+ /** Image depth in bpp */
+ public int getDepth() {
+ return depth;
+ }
+
+ /** Image depth in bpp */
+ public void setDepth(int depth) {
+ this.depth = depth;
+ }
+
+ /** Image height in pixels */
+ public int getHeight() {
+ return height;
+ }
+
+ /** Image height in pixels */
+ public void setHeight(int height) {
+ this.height = height;
+ }
+
+ /** This method must be called in depth in [9,16].
+ * @param an array of shorts, containing width*height values
+ */
+ public void setImage16(short[] image16) {
+ this.image16 = image16;
+ }
+
+ /** This method must be called in depth in [17,24] for RGB images.
+ * @param an array of int, containing width*height values
+ */
+ public void setImage24(int[] image24) {
+ this.image24 = image24;
+ }
+
+ /** This method must be called in depth in [1,8].
+ * @param an array of bytes, containing width*height values
+ */
+ public void setImage8(byte[] image8) {
+ this.image8 = image8;
+ }
+
+ /** Return the ratioLayers, i.e. the compression ratio for each quality layer.
+ * If the last value is 0.0, last layer is lossless compressed.
+ */
+ public float[] getRatioLayers() {
+ return ratioLayers;
+ }
+
+ /**
+ * sets the quality layers.
+ * At least one level.
+ * Each level is expressed as a compression ratio (float).
+ * If the last value is 0.0, the last layer will be losslessly compressed
+ */
+ public void setRatioLayers(float[] layers) {
+ this.ratioLayers = layers;
+ }
+
+ /** Return the PSNR Layers, i.e. the target PSNR for each quality layer.
+ * If the last value is -1, last layer is lossless compressed.
+ */
+ public float[] getPsnrLayers() {
+ return psnrLayers;
+ }
+
+ /**
+ * sets the quality layers.
+ * At least one level.
+ * Each level is expressed as a target PSNR (float).
+ * If the last value is -1, the last layer will be losslessly compressed
+ */
+ public void setPsnrLayers(float[] layers) {
+ this.psnrLayers = layers;
+ }
+
+ /** Set the number of resolutions that must be created */
+ public void setNbResolutions(int nbResolutions) {
+ this.nbResolutions = nbResolutions;
+ }
+
+ public int getWidth() {
+ return width;
+ }
+
+ /** Width of the image, in pixels */
+ public void setWidth(int width) {
+ this.width = width;
+ }
+
+ /** Return the compressed index file.
+ * Syntax: TODO PP:
+ */
+ public byte[] getCompressedIndex() {
+ return compressedIndex;
+ }
+
+ public void setCompressedIndex(byte[] index) {
+ compressedIndex = index;
+ }
+
+ public byte[] getCompressedStream() {
+ return compressedStream;
+ }
+
+ public void reset() {
+ nbResolutions = -1;
+ ratioLayers = null;
+ psnrLayers = null;
+ image8 = null;
+ image16 = null;
+ image24 = null;
+ compressedStream = null;
+ compressedIndex = null;
+ width = -1;
+ height = -1;
+ depth = -1;
+ }
+
+ public short[] getImage16() {
+ return image16;
+ }
+
+ public int[] getImage24() {
+ return image24;
+ }
+
+ public byte[] getImage8() {
+ return image8;
+ }
+
+ /** Sets the size of the tiles. We assume square tiles */
+ public void setTileSize(int tileSize) {
+ this.tileSize = tileSize;
+ }
+
+ /** Contains all the encoding arguments other than the input/output file, compression ratio, tile size */
+ public void setEncoderArguments(String[] argumentsForTheEncoder) {
+ encoder_arguments = argumentsForTheEncoder;
+ }
+
+ public void logMessage(String message) {
+ for (IJavaJ2KEncoderLogger logger:loggers)
+ logger.logEncoderMessage(message);
+ }
+
+ public void logError(String error) {
+ for (IJavaJ2KEncoderLogger logger:loggers)
+ logger.logEncoderError(error);
+ }
+
+ public long getCompressedStreamLength() {
+ return compressedStreamLength;
+ }
+
+ private String arrayToString(String[] array) {
+ if (array == null)
+ return "NULL";
+ StringBuffer sb = new StringBuffer();
+ for (int i=0; i<array.length; i++)
+ sb.append(array[i]).append(" ");
+ sb.delete(sb.length()-1, sb.length());
+ return sb.toString();
+ }
+}
projects / openjpeg.git / commitdiff