-/*\r
- * Copyright (c) 2001-2003, David Janssens\r
- * Copyright (c) 2002-2003, Yannick Verschueren\r
- * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe\r
- * Copyright (c) 2005, Herve Drolon, FreeImage Team\r
- * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium\r
- * Copyright (c) 2006, M�nica D�ez Garc�a, Image Processing Laboratory, University of Valladolid, Spain\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 <math.h>\r
-\r
-#include "openjp3d.h"\r
-#include "getopt.h"\r
-#include "convert.h"\r
-\r
-#ifdef _WIN32\r
-#include <windows.h>\r
-#else\r
-#define stricmp strcasecmp\r
-#define strnicmp strncasecmp\r
-#endif /* _WIN32 */\r
-\r
-/* ----------------------------------------------------------------------- */\r
-static double calc_PSNR(opj_volume_t *original, opj_volume_t *decoded)\r
-{\r
- int max, i, k, compno = 0, size;\r
- double sum, total = 0;\r
- int global = 1;\r
- \r
- max = (original->comps[compno].prec <= 8) ? 255 : (1 << original->comps[compno].prec) - 1;\r
- if (global) {\r
- size = (original->x1 - original->x0) * (original->y1 - original->y0) * (original->z1 - original->z0);\r
-\r
- for (compno = 0; compno < original->numcomps; compno++) {\r
- for(sum = 0, i = 0; i < size; ++i) {\r
- if ((decoded->comps[compno].data[i] < 0) || (decoded->comps[compno].data[i] > max))\r
- fprintf(stdout,"[WARNING] Data out of range during PSNR computing...\n");\r
- else\r
- sum += (original->comps[compno].data[i] - decoded->comps[compno].data[i]) * (original->comps[compno].data[i] - decoded->comps[compno].data[i]); \r
- }\r
- }\r
- sum /= size;\r
- total = ((sum==0.0) ? 0.0 : 10 * log10(max * max / sum));\r
- } else {\r
- size = (original->x1 - original->x0) * (original->y1 - original->y0);\r
-\r
- for (k = 0; k < original->z1 - original->z0; k++) {\r
- int offset = k * size;\r
- for (sum = 0, compno = 0; compno < original->numcomps; compno++) {\r
- for(i = 0; i < size; ++i) {\r
- if ((decoded->comps[compno].data[i + offset] < 0) || (decoded->comps[compno].data[i + offset] > max))\r
- fprintf(stdout,"[WARNING] Data out of range during PSNR computing...\n");\r
- else\r
- sum += (original->comps[compno].data[i + offset] - decoded->comps[compno].data[i + offset]) * (original->comps[compno].data[i + offset] - decoded->comps[compno].data[i + offset]); \r
- }\r
- }\r
- sum /= size;\r
- total = total + ((sum==0.0) ? 0.0 : 10 * log10(max * max / sum));\r
- }\r
-\r
- }\r
- if(total == 0) /* perfect reconstruction, PSNR should return infinity */\r
- return -1.0;\r
- \r
- return total;\r
- //return 20 * log10((max - 1) / sqrt(sum));\r
-}\r
-\r
-static double calc_SSIM(opj_volume_t *original, opj_volume_t *decoded)\r
-{\r
- int max, i, compno = 0, size, sizeM;\r
- double sum;\r
- double mux = 0.0, muy = 0.0, sigmax = 0.0, sigmay = 0.0,\r
- sigmaxy = 0.0, structx = 0.0, structy = 0.0;\r
- double lcomp,ccomp,scomp;\r
- double C1,C2,C3;\r
-\r
- max = (original->comps[compno].prec <= 8) ? 255 : (1 << original->comps[compno].prec) - 1;\r
- size = (original->x1 - original->x0) * (original->y1 - original->y0) * (original->z1 - original->z0);\r
-\r
- //MSSIM\r
-\r
-// sizeM = size / (original->z1 - original->z0);\r
-\r
- sizeM = size; \r
- for(sum = 0, i = 0; i < sizeM; ++i) {\r
- // First, the luminance of each signal is compared.\r
- mux += original->comps[compno].data[i];\r
- muy += decoded->comps[compno].data[i];\r
- }\r
- mux /= sizeM;\r
- muy /= sizeM;\r
- \r
- //We use the standard deviation (the square root of variance) as an estimate of the signal contrast.\r
- for(sum = 0, i = 0; i < sizeM; ++i) {\r
- // First, the luminance of each signal is compared.\r
- sigmax += (original->comps[compno].data[i] - mux) * (original->comps[compno].data[i] - mux);\r
- sigmay += (decoded->comps[compno].data[i] - muy) * (decoded->comps[compno].data[i] - muy);\r
- sigmaxy += (original->comps[compno].data[i] - mux) * (decoded->comps[compno].data[i] - muy);\r
- }\r
- sigmax /= sizeM - 1;\r
- sigmay /= sizeM - 1;\r
- sigmaxy /= sizeM - 1;\r
- \r
- sigmax = sqrt(sigmax);\r
- sigmay = sqrt(sigmay);\r
- sigmaxy = sqrt(sigmaxy);\r
-\r
- //Third, the signal is normalized (divided) by its own standard deviation, \r
- //so that the two signals being compared have unit standard deviation.\r
-\r
- //Luminance comparison\r
- C1 = (0.01 * max) * (0.01 * max);\r
- lcomp = ((2 * mux * muy) + C1)/((mux*mux) + (muy*mux) + C1);\r
- //Constrast comparison\r
- C2 = (0.03 * max) * (0.03 * max);\r
- ccomp = ((2 * sigmax * sigmay) + C2)/((sigmax*sigmax) + (sigmay*sigmay) + C2);\r
- //Structure comparison\r
- C3 = C2 / 2;\r
- scomp = (sigmaxy + C3) / (sigmax * sigmay + C3);\r
- //Similarity measure\r
-\r
- sum = lcomp * ccomp * scomp;\r
- return sum;\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
- fprintf(stdout,"List of parameters for the JPEG 2000 encoder:\n");\r
- fprintf(stdout,"\n");\r
- fprintf(stdout," Required arguments \n");\r
- fprintf(stdout," ---------------------------- \n");\r
- fprintf(stdout," -i <compressed file> ( *.jp3d, *.j3d )\n");\r
- fprintf(stdout," Currently accepts J3D-files. The file type is identified based on its suffix.\n");\r
- fprintf(stdout," -o <decompressed file> ( *.pgx, *.bin )\n");\r
- fprintf(stdout," Currently accepts PGX-files and BIN-files. Binary data is written to the file (not ascii). \n");\r
- fprintf(stdout," If a PGX filename is given, there will be as many output files as slices; \n");\r
- fprintf(stdout," an indice starting from 0 will then be appended to the output filename,\n");\r
- fprintf(stdout," just before the \"pgx\" extension.\n");\r
- fprintf(stdout," -m <characteristics file> ( *.img ) \n");\r
- fprintf(stdout," Required only for BIN-files. Ascii data of volume characteristics is written. \n");\r
- fprintf(stdout,"\n");\r
- fprintf(stdout," Optional \n");\r
- fprintf(stdout," ---------------------------- \n");\r
- fprintf(stdout," -h \n ");\r
- fprintf(stdout," Display the help information\n");\r
- fprintf(stdout," -r <RFx,RFy,RFz>\n");\r
- fprintf(stdout," Set the number of highest resolution levels to be discarded on each dimension. \n");\r
- fprintf(stdout," The volume 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
- fprintf(stdout," -O original-file \n");\r
- fprintf(stdout," This option offers the possibility to compute some quality results \n");\r
- fprintf(stdout," for the decompressed volume, like the PSNR value achieved or the global SSIM value. \n");\r
- fprintf(stdout," Needs the original file in order to compare with the new one.\n");\r
- fprintf(stdout," NOTE: Only valid when -r option is 0,0,0 (both original and decompressed volumes have same resolutions) \n");\r
- fprintf(stdout," NOTE: If original file is .BIN file, the volume characteristics file shall be defined with the -m option. \n");\r
- fprintf(stdout," (i.e. -O original-BIN-file -m original-IMG-file) \n");\r
- fprintf(stdout," -BE \n");\r
- fprintf(stdout," Define that the recovered volume data will be saved with big endian byte order.\n");\r
- fprintf(stdout," By default, little endian byte order is used.\n");\r
- fprintf(stdout,"\n");\r
-}\r
-\r
-/* -------------------------------------------------------------------------- */\r
-\r
-int get_file_format(char *filename) {\r
- int i;\r
- static const char *extension[] = {"pgx", "bin", "j3d", "jp3d", "j2k", "img"};\r
- static const int format[] = { PGX_DFMT, BIN_DFMT, J3D_CFMT, J3D_CFMT, J2K_CFMT, IMG_DFMT};\r
- char * ext = strrchr(filename, '.');\r
- if(ext) {\r
- ext++;\r
- for(i = 0; i < sizeof(format) / sizeof(format[0]); 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
-int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters) {\r
- /* parse the command line */\r
-\r
- while (1) {\r
- int c = getopt(argc, argv, "i:o:O:r:l:B:m:h");\r
- if (c == -1) \r
- break;\r
- switch (c) {\r
- case 'i': /* input file */\r
- {\r
- char *infile = optarg;\r
- parameters->decod_format = get_file_format(infile);\r
- switch(parameters->decod_format) {\r
- case J3D_CFMT:\r
- case J2K_CFMT:\r
- break;\r
- default:\r
- fprintf(stdout, "[ERROR] Unknown format for infile %s [only *.j3d]!! \n", infile);\r
- return 1;\r
- break;\r
- }\r
- strncpy(parameters->infile, infile, MAX_PATH);\r
- fprintf(stdout, "[INFO] Infile: %s \n", parameters->infile);\r
-\r
- }\r
- break;\r
-\r
- case 'm': /* img file */\r
- {\r
- char *imgfile = optarg;\r
- int imgformat = get_file_format(imgfile);\r
- switch(imgformat) {\r
- case IMG_DFMT:\r
- break;\r
- default:\r
- fprintf(stdout, "[ERROR] Unrecognized format for imgfile : %s [accept only *.img] !!\n\n", imgfile);\r
- return 1;\r
- break;\r
- }\r
- strncpy(parameters->imgfile, imgfile, MAX_PATH);\r
- fprintf(stdout, "[INFO] Imgfile: %s Format: %d\n", parameters->imgfile, imgformat);\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'o': /* output file */\r
- {\r
- char *outfile = optarg;\r
- parameters->cod_format = get_file_format(outfile);\r
- switch(parameters->cod_format) {\r
- case PGX_DFMT:\r
- case BIN_DFMT:\r
- break;\r
- default:\r
- fprintf(stdout, "[ERROR] Unrecognized format for outfile : %s [accept only *.pgx or *.bin] !!\n\n", outfile);\r
- return 1;\r
- break;\r
- }\r
- strncpy(parameters->outfile, outfile, MAX_PATH);\r
- fprintf(stdout, "[INFO] Outfile: %s \n", parameters->outfile);\r
-\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'O': /* Original image for PSNR computing */\r
- {\r
- char *original = optarg;\r
- parameters->orig_format = get_file_format(original);\r
- switch(parameters->orig_format) {\r
- case PGX_DFMT:\r
- case BIN_DFMT:\r
- break;\r
- default:\r
- fprintf(stdout, "[ERROR] Unrecognized format for original file : %s [accept only *.pgx or *.bin] !!\n\n", original);\r
- return 1;\r
- break;\r
- }\r
- strncpy(parameters->original, original, MAX_PATH);\r
- fprintf(stdout, "[INFO] Original file: %s \n", parameters->original);\r
- }\r
- break;\r
-\r
- /* ----------------------------------------------------- */\r
- \r
- case 'r': /* reduce option */\r
- {\r
- //sscanf(optarg, "%d, %d, %d", ¶meters->cp_reduce[0], ¶meters->cp_reduce[1], ¶meters->cp_reduce[2]);\r
- int aux;\r
- aux = sscanf(optarg, "%d,%d,%d", ¶meters->cp_reduce[0], ¶meters->cp_reduce[1], ¶meters->cp_reduce[2]);\r
- if (aux == 2) \r
- parameters->cp_reduce[2] = 0;\r
- else if (aux == 1) {\r
- parameters->cp_reduce[1] = parameters->cp_reduce[0];\r
- parameters->cp_reduce[2] = 0;\r
- }else if (aux == 0){\r
- parameters->cp_reduce[0] = 0;\r
- parameters->cp_reduce[1] = 0;\r
- parameters->cp_reduce[2] = 0;\r
- }\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'l': /* layering option */\r
- {\r
- sscanf(optarg, "%d", ¶meters->cp_layer);\r
- }\r
- break;\r
-\r
- /* ----------------------------------------------------- */\r
-\r
- case 'B': /* BIGENDIAN vs. LITTLEENDIAN */\r
- {\r
- parameters->bigendian = 1;\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
-\r
- case 'L': /* BIGENDIAN vs. LITTLEENDIAN */\r
- {\r
- parameters->decod_format = LSE_CFMT;\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
- \r
- case 'h': /* display an help description */\r
- {\r
- decode_help_display();\r
- return 1;\r
- }\r
- break;\r
- \r
- /* ----------------------------------------------------- */\r
- \r
- default:\r
- fprintf(stdout,"[WARNING] This option is not valid \"-%c %s\"\n",c, optarg);\r
- break;\r
- }\r
- }\r
-\r
- /* check for possible errors */\r
-\r
- if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {\r
- fprintf(stdout,"[ERROR] At least one required argument is missing\n Check jp3d_to_volume -help for usage information\n");\r
- return 1;\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-/* -------------------------------------------------------------------------- */\r
-\r
-/**\r
-sample error callback expecting a FILE* client object\r
-*/\r
-void error_callback(const char *msg, void *client_data) {\r
- FILE *stream = (FILE*)client_data;\r
- fprintf(stream, "[ERROR] %s", msg);\r
-}\r
-/**\r
-sample warning callback expecting a FILE* client object\r
-*/\r
-void warning_callback(const char *msg, void *client_data) {\r
- FILE *stream = (FILE*)client_data;\r
- fprintf(stream, "[WARNING] %s", msg);\r
-}\r
-/**\r
-sample debug callback expecting no client object\r
-*/\r
-void info_callback(const char *msg, void *client_data) {\r
- fprintf(stdout, "[INFO] %s", msg);\r
-}\r
-\r
-/* -------------------------------------------------------------------------- */\r
-\r
-int main(int argc, char **argv) {\r
-\r
- opj_dparameters_t parameters; /* decompression parameters */\r
- opj_event_mgr_t event_mgr; /* event manager */\r
- opj_volume_t *volume = NULL;\r
-\r
- opj_volume_t *original = NULL;\r
- opj_cparameters_t cparameters; /* original parameters */\r
-\r
- FILE *fsrc = NULL;\r
- unsigned char *src = NULL; \r
- int file_length;\r
- int decodeok;\r
- double psnr, ssim;\r
-\r
- opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */\r
- opj_cio_t *cio = NULL;\r
-\r
- /* configure the event callbacks (not required) */\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
- /* set decoding parameters to default values */\r
- opj_set_default_decoder_parameters(¶meters);\r
-\r
- /* parse input and get user decoding parameters */\r
- strcpy(parameters.original,"NULL");\r
- strcpy(parameters.imgfile,"NULL");\r
- if(parse_cmdline_decoder(argc, argv, ¶meters) == 1) {\r
- return 0;\r
- }\r
- \r
- /* read the input file and put it in memory */\r
- /* ---------------------------------------- */\r
- fprintf(stdout, "[INFO] Loading %s file \n",parameters.decod_format==J3D_CFMT ? ".jp3d" : ".j2k");\r
- fsrc = fopen(parameters.infile, "rb");\r
- if (!fsrc) {\r
- fprintf(stdout, "[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 *) malloc(file_length);\r
- fread(src, 1, file_length, fsrc);\r
- fclose(fsrc);\r
- \r
- /* decode the code-stream */\r
- /* ---------------------- */\r
- if (parameters.decod_format == J3D_CFMT || parameters.decod_format == J2K_CFMT) { \r
- /* get a JP3D or J2K decoder handle */\r
- if (parameters.decod_format == J3D_CFMT) \r
- dinfo = opj_create_decompress(CODEC_J3D);\r
- else if (parameters.decod_format == J2K_CFMT) \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, stderr); \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 volume structure */\r
- volume = opj_decode(dinfo, cio);\r
- if(!volume) {\r
- fprintf(stdout, "[ERROR] jp3d_to_volume: failed to decode volume!\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
- /* free the memory containing the code-stream */\r
- free(src);\r
- src = NULL;\r
-\r
- /* create output volume */\r
- /* ------------------- */\r
-\r
- switch (parameters.cod_format) {\r
- case PGX_DFMT: /* PGX */\r
- decodeok = volumetopgx(volume, parameters.outfile);\r
- if (decodeok)\r
- fprintf(stdout,"[ERROR] Unable to write decoded volume into pgx files\n");\r
- break;\r
- \r
- case BIN_DFMT: /* BMP */\r
- decodeok = volumetobin(volume, parameters.outfile);\r
- if (decodeok)\r
- fprintf(stdout,"[ERROR] Unable to write decoded volume into pgx files\n");\r
- break;\r
- }\r
- switch (parameters.orig_format) {\r
- case PGX_DFMT: /* PGX */\r
- if (strcmp("NULL",parameters.original) != 0){\r
- fprintf(stdout,"Loading original file %s \n",parameters.original);\r
- cparameters.subsampling_dx = 1; cparameters.subsampling_dy = 1; cparameters.subsampling_dz = 1;\r
- cparameters.volume_offset_x0 = 0;cparameters.volume_offset_y0 = 0;cparameters.volume_offset_z0 = 0;\r
- original = pgxtovolume(parameters.original,&cparameters);\r
- }\r
- break;\r
- \r
- case BIN_DFMT: /* BMP */\r
- if (strcmp("NULL",parameters.original) != 0 && strcmp("NULL",parameters.imgfile) != 0){\r
- fprintf(stdout,"Loading original file %s %s\n",parameters.original,parameters.imgfile);\r
- cparameters.subsampling_dx = 1; cparameters.subsampling_dy = 1; cparameters.subsampling_dz = 1;\r
- cparameters.volume_offset_x0 = 0;cparameters.volume_offset_y0 = 0;cparameters.volume_offset_z0 = 0;\r
- original = bintovolume(parameters.original,parameters.imgfile,&cparameters);\r
- }\r
- break;\r
- }\r
-\r
- fprintf(stdout, "[RESULT] Volume: %d x %d x %d (x %d bpv)\n ", \r
- (volume->comps[0].w >> volume->comps[0].factor[0]),\r
- (volume->comps[0].h >> volume->comps[0].factor[1]),\r
- (volume->comps[0].l >> volume->comps[0].factor[2]),volume->comps[0].prec);\r
-\r
- if(original){\r
- psnr = calc_PSNR(original,volume);\r
- ssim = calc_SSIM(original,volume);\r
- if (psnr < 0.0)\r
- fprintf(stdout, " PSNR: Inf , SSMI %f -- Perfect reconstruction!\n",ssim);\r
- else\r
- fprintf(stdout, " PSNR: %f , SSIM %f \n",psnr,ssim);\r
- }\r
- /* free remaining structures */\r
- if(dinfo) {\r
- opj_destroy_decompress(dinfo);\r
- }\r
-\r
- /* free volume data structure */\r
- opj_volume_destroy(volume);\r
- \r
- return 0;\r
-}\r
-\r
+/*
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
+ * Copyright (c) 2005, Herve Drolon, FreeImage Team
+ * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * Copyright (c) 2006, Mónica Díez García, Image Processing Laboratory, University of Valladolid, Spain
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <math.h>
+
+#include "opj_config.h"
+#include "openjp3d.h"
+#include "opj_getopt.h"
+#include "convert.h"
+
+#ifdef _WIN32
+#include <windows.h>
+#else
+#define stricmp strcasecmp
+#define strnicmp strncasecmp
+#endif /* _WIN32 */
+
+/* ----------------------------------------------------------------------- */
+static double calc_PSNR(opj_volume_t *original, opj_volume_t *decoded)
+{
+ int max, i, k, compno = 0, size;
+ double sum, total = 0;
+ int global = 1;
+
+ max = (original->comps[compno].prec <= 8) ? 255 : (1 <<
+ original->comps[compno].prec) - 1;
+ if (global) {
+ size = (original->x1 - original->x0) * (original->y1 - original->y0) *
+ (original->z1 - original->z0);
+
+ for (compno = 0; compno < original->numcomps; compno++) {
+ for (sum = 0, i = 0; i < size; ++i) {
+ if ((decoded->comps[compno].data[i] < 0) ||
+ (decoded->comps[compno].data[i] > max)) {
+ fprintf(stdout, "[WARNING] Data out of range during PSNR computing...\n");
+ } else {
+ sum += (original->comps[compno].data[i] - decoded->comps[compno].data[i]) *
+ (original->comps[compno].data[i] - decoded->comps[compno].data[i]);
+ }
+ }
+ }
+ sum /= size;
+ total = ((sum == 0.0) ? 0.0 : 10 * log10(max * max / sum));
+ } else {
+ size = (original->x1 - original->x0) * (original->y1 - original->y0);
+
+ for (k = 0; k < original->z1 - original->z0; k++) {
+ int offset = k * size;
+ for (sum = 0, compno = 0; compno < original->numcomps; compno++) {
+ for (i = 0; i < size; ++i) {
+ if ((decoded->comps[compno].data[i + offset] < 0) ||
+ (decoded->comps[compno].data[i + offset] > max)) {
+ fprintf(stdout, "[WARNING] Data out of range during PSNR computing...\n");
+ } else {
+ sum += (original->comps[compno].data[i + offset] - decoded->comps[compno].data[i
+ + offset]) * (original->comps[compno].data[i + offset] -
+ decoded->comps[compno].data[i + offset]);
+ }
+ }
+ }
+ sum /= size;
+ total = total + ((sum == 0.0) ? 0.0 : 10 * log10(max * max / sum));
+ }
+
+ }
+ if (total == 0) { /* perfect reconstruction, PSNR should return infinity */
+ return -1.0;
+ }
+
+ return total;
+ /*return 20 * log10((max - 1) / sqrt(sum));*/
+}
+
+static double calc_SSIM(opj_volume_t *original, opj_volume_t *decoded)
+{
+ int max, i, compno = 0, size, sizeM;
+ double sum;
+ double mux = 0.0, muy = 0.0, sigmax = 0.0, sigmay = 0.0,
+ sigmaxy = 0.0/*, structx = 0.0, structy = 0.0*/;
+ double lcomp, ccomp, scomp;
+ double C1, C2, C3;
+
+ max = (original->comps[compno].prec <= 8) ? 255 : (1 <<
+ original->comps[compno].prec) - 1;
+ size = (original->x1 - original->x0) * (original->y1 - original->y0) *
+ (original->z1 - original->z0);
+
+ /*MSSIM*/
+
+ /* sizeM = size / (original->z1 - original->z0);*/
+
+ sizeM = size;
+ for (sum = 0, i = 0; i < sizeM; ++i) {
+ /* First, the luminance of each signal is compared.*/
+ mux += original->comps[compno].data[i];
+ muy += decoded->comps[compno].data[i];
+ }
+ mux /= sizeM;
+ muy /= sizeM;
+
+ /*We use the standard deviation (the square root of variance) as an estimate of the signal contrast.*/
+ for (sum = 0, i = 0; i < sizeM; ++i) {
+ /* First, the luminance of each signal is compared.*/
+ sigmax += (original->comps[compno].data[i] - mux) *
+ (original->comps[compno].data[i] - mux);
+ sigmay += (decoded->comps[compno].data[i] - muy) *
+ (decoded->comps[compno].data[i] - muy);
+ sigmaxy += (original->comps[compno].data[i] - mux) *
+ (decoded->comps[compno].data[i] - muy);
+ }
+ sigmax /= sizeM - 1;
+ sigmay /= sizeM - 1;
+ sigmaxy /= sizeM - 1;
+
+ sigmax = sqrt(sigmax);
+ sigmay = sqrt(sigmay);
+ sigmaxy = sqrt(sigmaxy);
+
+ /*Third, the signal is normalized (divided) by its own standard deviation, */
+ /*so that the two signals being compared have unit standard deviation.*/
+
+ /*Luminance comparison*/
+ C1 = (0.01 * max) * (0.01 * max);
+ lcomp = ((2 * mux * muy) + C1) / ((mux * mux) + (muy * mux) + C1);
+ /*Constrast comparison*/
+ C2 = (0.03 * max) * (0.03 * max);
+ ccomp = ((2 * sigmax * sigmay) + C2) / ((sigmax * sigmax) +
+ (sigmay * sigmay) + C2);
+ /*Structure comparison*/
+ C3 = C2 / 2;
+ scomp = (sigmaxy + C3) / (sigmax * sigmay + C3);
+ /*Similarity measure*/
+
+ sum = lcomp * ccomp * scomp;
+ return sum;
+}
+
+void decode_help_display()
+{
+ fprintf(stdout, "HELP\n----\n\n");
+ fprintf(stdout, "- the -h option displays this help information on screen\n\n");
+
+ fprintf(stdout, "List of parameters for the JPEG 2000 encoder:\n");
+ fprintf(stdout, "\n");
+ fprintf(stdout, " Required arguments \n");
+ fprintf(stdout, " ---------------------------- \n");
+ fprintf(stdout, " -i <compressed file> ( *.jp3d, *.j3d )\n");
+ fprintf(stdout,
+ " Currently accepts J3D-files. The file type is identified based on its suffix.\n");
+ fprintf(stdout, " -o <decompressed file> ( *.pgx, *.bin )\n");
+ fprintf(stdout,
+ " Currently accepts PGX-files and BIN-files. Binary data is written to the file (not ascii). \n");
+ fprintf(stdout,
+ " If a PGX filename is given, there will be as many output files as slices; \n");
+ fprintf(stdout,
+ " an indice starting from 0 will then be appended to the output filename,\n");
+ fprintf(stdout, " just before the \"pgx\" extension.\n");
+ fprintf(stdout, " -m <characteristics file> ( *.img ) \n");
+ fprintf(stdout,
+ " Required only for BIN-files. Ascii data of volume characteristics is written. \n");
+ fprintf(stdout, "\n");
+ fprintf(stdout, " Optional \n");
+ fprintf(stdout, " ---------------------------- \n");
+ fprintf(stdout, " -h \n ");
+ fprintf(stdout, " Display the help information\n");
+ fprintf(stdout, " -r <RFx,RFy,RFz>\n");
+ fprintf(stdout,
+ " Set the number of highest resolution levels to be discarded on each dimension. \n");
+ fprintf(stdout,
+ " The volume resolution is effectively divided by 2 to the power of the\n");
+ fprintf(stdout,
+ " number of discarded levels. The reduce factor is limited by the\n");
+ fprintf(stdout,
+ " smallest total number of decomposition levels among tiles.\n");
+ fprintf(stdout, " -l <number of quality layers to decode>\n");
+ fprintf(stdout,
+ " Set the maximum number of quality layers to decode. If there are\n");
+ fprintf(stdout,
+ " less quality layers than the specified number, all the quality layers\n");
+ fprintf(stdout, " are decoded. \n");
+ fprintf(stdout, " -O original-file \n");
+ fprintf(stdout,
+ " This option offers the possibility to compute some quality results \n");
+ fprintf(stdout,
+ " for the decompressed volume, like the PSNR value achieved or the global SSIM value. \n");
+ fprintf(stdout,
+ " Needs the original file in order to compare with the new one.\n");
+ fprintf(stdout,
+ " NOTE: Only valid when -r option is 0,0,0 (both original and decompressed volumes have same resolutions) \n");
+ fprintf(stdout,
+ " NOTE: If original file is .BIN file, the volume characteristics file shall be defined with the -m option. \n");
+ fprintf(stdout, " (i.e. -O original-BIN-file -m original-IMG-file) \n");
+ fprintf(stdout, " -BE \n");
+ fprintf(stdout,
+ " Define that the recovered volume data will be saved with big endian byte order.\n");
+ fprintf(stdout, " By default, little endian byte order is used.\n");
+ fprintf(stdout, "\n");
+}
+
+/* -------------------------------------------------------------------------- */
+
+int get_file_format(char *filename)
+{
+ int i;
+ static const char *extension[] = {"pgx", "bin", "j3d", "jp3d", "j2k", "img"};
+ static const int format[] = { PGX_DFMT, BIN_DFMT, J3D_CFMT, J3D_CFMT, J2K_CFMT, IMG_DFMT};
+ char * ext = strrchr(filename, '.');
+ if (ext) {
+ ext++;
+ for (i = 0; i < sizeof(format) / sizeof(format[0]); 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)
+{
+ /* parse the command line */
+
+ while (1) {
+ int c = opj_getopt(argc, argv, "i:o:O:r:l:B:m:h");
+ 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 J3D_CFMT:
+ case J2K_CFMT:
+ break;
+ default:
+ fprintf(stdout, "[ERROR] Unknown format for infile %s [only *.j3d]!! \n",
+ infile);
+ return 1;
+ break;
+ }
+ strncpy(parameters->infile, infile, MAX_PATH);
+ fprintf(stdout, "[INFO] Infile: %s \n", parameters->infile);
+
+ }
+ break;
+
+ case 'm': { /* img file */
+ char *imgfile = opj_optarg;
+ int imgformat = get_file_format(imgfile);
+ switch (imgformat) {
+ case IMG_DFMT:
+ break;
+ default:
+ fprintf(stdout,
+ "[ERROR] Unrecognized format for imgfile : %s [accept only *.img] !!\n\n",
+ imgfile);
+ return 1;
+ break;
+ }
+ strncpy(parameters->imgfile, imgfile, MAX_PATH);
+ fprintf(stdout, "[INFO] Imgfile: %s Format: %d\n", parameters->imgfile,
+ imgformat);
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'o': { /* output file */
+ char *outfile = opj_optarg;
+ parameters->cod_format = get_file_format(outfile);
+ switch (parameters->cod_format) {
+ case PGX_DFMT:
+ case BIN_DFMT:
+ break;
+ default:
+ fprintf(stdout,
+ "[ERROR] Unrecognized format for outfile : %s [accept only *.pgx or *.bin] !!\n\n",
+ outfile);
+ return 1;
+ break;
+ }
+ strncpy(parameters->outfile, outfile, MAX_PATH);
+ fprintf(stdout, "[INFO] Outfile: %s \n", parameters->outfile);
+
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'O': { /* Original image for PSNR computing */
+ char *original = opj_optarg;
+ parameters->orig_format = get_file_format(original);
+ switch (parameters->orig_format) {
+ case PGX_DFMT:
+ case BIN_DFMT:
+ break;
+ default:
+ fprintf(stdout,
+ "[ERROR] Unrecognized format for original file : %s [accept only *.pgx or *.bin] !!\n\n",
+ original);
+ return 1;
+ break;
+ }
+ strncpy(parameters->original, original, MAX_PATH);
+ fprintf(stdout, "[INFO] Original file: %s \n", parameters->original);
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'r': { /* reduce option */
+ /*sscanf(opj_optarg, "%d, %d, %d", ¶meters->cp_reduce[0], ¶meters->cp_reduce[1], ¶meters->cp_reduce[2]);*/
+ int aux;
+ aux = sscanf(opj_optarg, "%d,%d,%d", ¶meters->cp_reduce[0],
+ ¶meters->cp_reduce[1], ¶meters->cp_reduce[2]);
+ if (aux == 2) {
+ parameters->cp_reduce[2] = 0;
+ } else if (aux == 1) {
+ parameters->cp_reduce[1] = parameters->cp_reduce[0];
+ parameters->cp_reduce[2] = 0;
+ } else if (aux == 0) {
+ parameters->cp_reduce[0] = 0;
+ parameters->cp_reduce[1] = 0;
+ parameters->cp_reduce[2] = 0;
+ }
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'l': { /* layering option */
+ sscanf(opj_optarg, "%d", ¶meters->cp_layer);
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'B': { /* BIGENDIAN vs. LITTLEENDIAN */
+ parameters->bigendian = 1;
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'L': { /* BIGENDIAN vs. LITTLEENDIAN */
+ parameters->decod_format = LSE_CFMT;
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ case 'h': { /* display an help description */
+ decode_help_display();
+ return 1;
+ }
+ break;
+
+ /* ----------------------------------------------------- */
+
+ default:
+ fprintf(stdout, "[WARNING] This option is not valid \"-%c %s\"\n", c,
+ opj_optarg);
+ break;
+ }
+ }
+
+ /* check for possible errors */
+
+ if ((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
+ fprintf(stdout,
+ "[ERROR] At least one required argument is missing\n Check jp3d_to_volume -help for usage information\n");
+ return 1;
+ }
+
+ return 0;
+}
+
+/* -------------------------------------------------------------------------- */
+
+/**
+sample error callback expecting a FILE* client object
+*/
+void error_callback(const char *msg, void *client_data)
+{
+ FILE *stream = (FILE*)client_data;
+ fprintf(stream, "[ERROR] %s", msg);
+}
+/**
+sample warning callback expecting a FILE* client object
+*/
+void warning_callback(const char *msg, void *client_data)
+{
+ FILE *stream = (FILE*)client_data;
+ fprintf(stream, "[WARNING] %s", msg);
+}
+/**
+sample debug callback expecting no client object
+*/
+void info_callback(const char *msg, void *client_data)
+{
+ fprintf(stdout, "[INFO] %s", msg);
+}
+
+/* -------------------------------------------------------------------------- */
+
+int main(int argc, char **argv)
+{
+
+ opj_dparameters_t parameters; /* decompression parameters */
+ opj_event_mgr_t event_mgr; /* event manager */
+ opj_volume_t *volume = NULL;
+
+ opj_volume_t *original = NULL;
+ opj_cparameters_t cparameters; /* original parameters */
+
+ FILE *fsrc = NULL;
+ unsigned char *src = NULL;
+ int file_length;
+ int decodeok;
+ double psnr, ssim;
+
+ opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */
+ opj_cio_t *cio = NULL;
+
+ /* configure the event callbacks (not required) */
+ memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
+ event_mgr.error_handler = error_callback;
+ event_mgr.warning_handler = warning_callback;
+ event_mgr.info_handler = info_callback;
+
+ /* set decoding parameters to default values */
+ opj_set_default_decoder_parameters(¶meters);
+
+ /* parse input and get user decoding parameters */
+ strcpy(parameters.original, "NULL");
+ strcpy(parameters.imgfile, "NULL");
+ if (parse_cmdline_decoder(argc, argv, ¶meters) == 1) {
+ return 0;
+ }
+
+ /* read the input file and put it in memory */
+ /* ---------------------------------------- */
+ fprintf(stdout, "[INFO] Loading %s file \n",
+ parameters.decod_format == J3D_CFMT ? ".jp3d" : ".j2k");
+ fsrc = fopen(parameters.infile, "rb");
+ if (!fsrc) {
+ fprintf(stdout, "[ERROR] Failed to open %s for reading\n", parameters.infile);
+ return 1;
+ }
+ fseek(fsrc, 0, SEEK_END);
+ file_length = ftell(fsrc);
+ fseek(fsrc, 0, SEEK_SET);
+ src = (unsigned char *) malloc(file_length);
+ fread(src, 1, file_length, fsrc);
+ fclose(fsrc);
+
+ /* decode the code-stream */
+ /* ---------------------- */
+ if (parameters.decod_format == J3D_CFMT ||
+ parameters.decod_format == J2K_CFMT) {
+ /* get a JP3D or J2K decoder handle */
+ if (parameters.decod_format == J3D_CFMT) {
+ dinfo = opj_create_decompress(CODEC_J3D);
+ } else if (parameters.decod_format == J2K_CFMT) {
+ dinfo = opj_create_decompress(CODEC_J2K);
+ }
+
+ /* catch events using our callbacks and give a local context */
+ opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
+
+ /* setup the decoder decoding parameters using user parameters */
+ opj_setup_decoder(dinfo, ¶meters);
+
+ /* open a byte stream */
+ cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
+
+ /* decode the stream and fill the volume structure */
+ volume = opj_decode(dinfo, cio);
+ if (!volume) {
+ fprintf(stdout, "[ERROR] jp3d_to_volume: failed to decode volume!\n");
+ opj_destroy_decompress(dinfo);
+ opj_cio_close(cio);
+ return 1;
+ }
+
+ /* close the byte stream */
+ opj_cio_close(cio);
+ }
+
+ /* free the memory containing the code-stream */
+ free(src);
+ src = NULL;
+
+ /* create output volume */
+ /* ------------------- */
+
+ switch (parameters.cod_format) {
+ case PGX_DFMT: /* PGX */
+ decodeok = volumetopgx(volume, parameters.outfile);
+ if (decodeok) {
+ fprintf(stdout, "[ERROR] Unable to write decoded volume into pgx files\n");
+ }
+ break;
+
+ case BIN_DFMT: /* BMP */
+ decodeok = volumetobin(volume, parameters.outfile);
+ if (decodeok) {
+ fprintf(stdout, "[ERROR] Unable to write decoded volume into pgx files\n");
+ }
+ break;
+ }
+ switch (parameters.orig_format) {
+ case PGX_DFMT: /* PGX */
+ if (strcmp("NULL", parameters.original) != 0) {
+ fprintf(stdout, "Loading original file %s \n", parameters.original);
+ cparameters.subsampling_dx = 1;
+ cparameters.subsampling_dy = 1;
+ cparameters.subsampling_dz = 1;
+ cparameters.volume_offset_x0 = 0;
+ cparameters.volume_offset_y0 = 0;
+ cparameters.volume_offset_z0 = 0;
+ original = pgxtovolume(parameters.original, &cparameters);
+ }
+ break;
+
+ case BIN_DFMT: /* BMP */
+ if (strcmp("NULL", parameters.original) != 0 &&
+ strcmp("NULL", parameters.imgfile) != 0) {
+ fprintf(stdout, "Loading original file %s %s\n", parameters.original,
+ parameters.imgfile);
+ cparameters.subsampling_dx = 1;
+ cparameters.subsampling_dy = 1;
+ cparameters.subsampling_dz = 1;
+ cparameters.volume_offset_x0 = 0;
+ cparameters.volume_offset_y0 = 0;
+ cparameters.volume_offset_z0 = 0;
+ original = bintovolume(parameters.original, parameters.imgfile, &cparameters);
+ }
+ break;
+ }
+
+ fprintf(stdout, "[RESULT] Volume: %d x %d x %d (x %d bpv)\n ",
+ (volume->comps[0].w >> volume->comps[0].factor[0]),
+ (volume->comps[0].h >> volume->comps[0].factor[1]),
+ (volume->comps[0].l >> volume->comps[0].factor[2]),
+ volume->comps[0].prec);
+
+ if (original) {
+ psnr = calc_PSNR(original, volume);
+ ssim = calc_SSIM(original, volume);
+ if (psnr < 0.0) {
+ fprintf(stdout, " PSNR: Inf , SSMI %f -- Perfect reconstruction!\n", ssim);
+ } else {
+ fprintf(stdout, " PSNR: %f , SSIM %f \n", psnr, ssim);
+ }
+ }
+ /* free remaining structures */
+ if (dinfo) {
+ opj_destroy_decompress(dinfo);
+ }
+
+ /* free volume data structure */
+ opj_volume_destroy(volume);
+
+ return 0;
+}
+
projects / openjpeg.git / blobdiff