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openjpeg/wrapping/java/openjp2/JavaOpenJPEG.c

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/*
* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2014, Professor Benoit Macq
* Copyright (c) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2003-2007, Francois-Olivier Devaux
* Copyright (c) 2003-2014, Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* Copyright (c) 2006-2007, Parvatha Elangovan
* 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 "index.h"
#include "dirent.h"
#include "org_openJpeg_OpenJPEGJavaEncoder.h"
#ifndef _WIN32
#define stricmp strcasecmp
#define strnicmp strncasecmp
#endif
#include "format_defs.h"
#define CINEMA_24_CS 1302083 /*Codestream length for 24fps*/
#define CINEMA_48_CS 651041 /*Codestream length for 48fps*/
#define COMP_24_CS 1041666 /*Maximum size per color component for 2K & 4K @ 24fps*/
#define COMP_48_CS 520833 /*Maximum size per color component for 2K @ 48fps*/
extern int get_file_format(char *filename);
extern void error_callback(const char *msg, void *client_data);
extern void warning_callback(const char *msg, void *client_data);
extern void info_callback(const char *msg, void *client_data);
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;
/** User specified rate stored in case of cinema option*/
float *rates;
} img_fol_t;
static void encode_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 */
"encoder:\n");
/* <<UniPG */
fprintf(stdout, "\n");
fprintf(stdout, "REMARKS:\n");
fprintf(stdout, "---------\n");
fprintf(stdout, "\n");
fprintf(stdout,
"The markers written to the main_header are : SOC SIZ COD QCD COM.\n");
fprintf(stdout, "COD and QCD never appear in the tile_header.\n");
fprintf(stdout, "\n");
fprintf(stdout,
"- This coder can encode a mega image, a test was made on a 24000x24000 pixels \n");
fprintf(stdout,
"color image. You need enough disk space memory (twice the original) to encode \n");
fprintf(stdout,
"the image,i.e. for a 1.5 GB image you need a minimum of 3GB of disk memory)\n");
fprintf(stdout, "\n");
fprintf(stdout, "By default:\n");
fprintf(stdout, "------------\n");
fprintf(stdout, "\n");
fprintf(stdout, " * Lossless\n");
fprintf(stdout, " * 1 tile\n");
fprintf(stdout, " * Size of precinct : 2^15 x 2^15 (means 1 precinct)\n");
fprintf(stdout, " * Size of code-block : 64 x 64\n");
fprintf(stdout, " * Number of resolutions: 6\n");
fprintf(stdout, " * No SOP marker in the codestream\n");
fprintf(stdout, " * No EPH marker in the codestream\n");
fprintf(stdout, " * No sub-sampling in x or y direction\n");
fprintf(stdout, " * No mode switch activated\n");
fprintf(stdout, " * Progression order: LRCP\n");
fprintf(stdout, " * No index file\n");
fprintf(stdout, " * No ROI upshifted\n");
fprintf(stdout, " * No offset of the origin of the image\n");
fprintf(stdout, " * No offset of the origin of the tiles\n");
fprintf(stdout, " * Reversible DWT 5-3\n");
/* UniPG>> */
#ifdef USE_JPWL
fprintf(stdout, " * No JPWL protection\n");
#endif /* USE_JPWL */
/* <<UniPG */
fprintf(stdout, "\n");
fprintf(stdout, "Parameters:\n");
fprintf(stdout, "------------\n");
fprintf(stdout, "\n");
fprintf(stdout, "Required Parameters (except with -h):\n");
fprintf(stdout, "One of the two options -ImgDir or -i must be used\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-ImgDir : Image file Directory path (example ../Images) \n");
fprintf(stdout, " When using this option -OutFor must be used\n");
fprintf(stdout, "\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, TIF, RAW and TGA formats\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-i : source file (-i source.pnm also *.pgm, *.ppm, *.bmp, *.tif, *.raw, *.tga) \n");
fprintf(stdout, " When using this option -o must be used\n");
fprintf(stdout, "\n");
fprintf(stdout, "-o : destination file (-o dest.j2k or .jp2) \n");
fprintf(stdout, "\n");
fprintf(stdout, "Optional Parameters:\n");
fprintf(stdout, "\n");
fprintf(stdout, "-h : display the help information \n ");
fprintf(stdout, "\n");
fprintf(stdout,
"-cinema2K : Digital Cinema 2K profile compliant codestream for 2K resolution.(-cinema2k 24 or 48) \n");
fprintf(stdout,
" Need to specify the frames per second for a 2K resolution. Only 24 or 48 fps is allowed\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-cinema4K : Digital Cinema 4K profile compliant codestream for 4K resolution \n");
fprintf(stdout, " Frames per second not required. Default value is 24fps\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-r : different compression ratios for successive layers (-r 20,10,5)\n ");
fprintf(stdout,
" - The rate specified for each quality level is the desired \n");
fprintf(stdout, " compression factor.\n");
fprintf(stdout, " Example: -r 20,10,1 means quality 1: compress 20x, \n");
fprintf(stdout,
" quality 2: compress 10x and quality 3: compress lossless\n");
fprintf(stdout, "\n");
fprintf(stdout,
" (options -r and -q cannot be used together)\n ");
fprintf(stdout, "\n");
fprintf(stdout,
"-q : different psnr for successive layers (-q 30,40,50) \n ");
fprintf(stdout,
" (options -r and -q cannot be used together)\n ");
fprintf(stdout, "\n");
fprintf(stdout, "-n : number of resolutions (-n 3) \n");
fprintf(stdout, "\n");
fprintf(stdout, "-b : size of code block (-b 32,32) \n");
fprintf(stdout, "\n");
fprintf(stdout, "-c : size of precinct (-c 128,128) \n");
fprintf(stdout, "\n");
fprintf(stdout, "-t : size of tile (-t 512,512) \n");
fprintf(stdout, "\n");
fprintf(stdout,
"-p : progression order (-p LRCP) [LRCP, RLCP, RPCL, PCRL, CPRL] \n");
fprintf(stdout, "\n");
fprintf(stdout, "-s : subsampling factor (-s 2,2) [-s X,Y] \n");
fprintf(stdout, " Remark: subsampling bigger than 2 can produce error\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-POC : Progression order change (-POC T1=0,0,1,5,3,CPRL/T1=5,0,1,6,3,CPRL) \n");
fprintf(stdout, " Example: T1=0,0,1,5,3,CPRL \n");
fprintf(stdout,
" : Ttilenumber=Resolution num start,Component num start,Layer num end,Resolution num end,Component num end,Progression order\n");
fprintf(stdout, "\n");
fprintf(stdout, "-SOP : write SOP marker before each packet \n");
fprintf(stdout, "\n");
fprintf(stdout, "-EPH : write EPH marker after each header packet \n");
fprintf(stdout, "\n");
fprintf(stdout,
"-M : mode switch (-M 3) [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL)\n");
fprintf(stdout,
" 8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)] \n");
fprintf(stdout,
" Indicate multiple modes by adding their values. \n");
fprintf(stdout,
" ex: RESTART(4) + RESET(2) + SEGMARK(32) = -M 38\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-TP : divide packets of every tile into tile-parts (-TP R) [R, L, C]\n");
fprintf(stdout, "\n");
fprintf(stdout,
"-x : create an index file *.Idx (-x index_name.Idx) \n");
fprintf(stdout, "\n");
fprintf(stdout,
"-ROI : c=%%d,U=%%d : quantization indices upshifted \n");
fprintf(stdout, " for component c=%%d [%%d = 0,1,2]\n");
fprintf(stdout,
" with a value of U=%%d [0 <= %%d <= 37] (i.e. -ROI c=0,U=25) \n");
fprintf(stdout, "\n");
fprintf(stdout,
"-d : offset of the origin of the image (-d 150,300) \n");
fprintf(stdout, "\n");
fprintf(stdout,
"-T : offset of the origin of the tiles (-T 100,75) \n");
fprintf(stdout, "\n");
fprintf(stdout, "-I : use the irreversible DWT 9-7 (-I) \n");
fprintf(stdout, "\n");
fprintf(stdout,
"-jpip : write jpip codestream index box in JP2 output file\n");
fprintf(stdout, " NOTICE: currently supports only RPCL order\n");
fprintf(stdout, "\n");
/* UniPG>> */
#ifdef USE_JPWL
fprintf(stdout,
"-W : adoption of JPWL (Part 11) capabilities (-W params)\n");
fprintf(stdout,
" The parameters can be written and repeated in any order:\n");
fprintf(stdout,
" [h<tilepart><=type>,s<tilepart><=method>,a=<addr>,...\n");
fprintf(stdout,
" ...,z=<size>,g=<range>,p<tilepart:pack><=type>]\n");
fprintf(stdout, "\n");
fprintf(stdout,
" h selects the header error protection (EPB): 'type' can be\n");
fprintf(stdout,
" [0=none 1,absent=predefined 16=CRC-16 32=CRC-32 37-128=RS]\n");
fprintf(stdout,
" if 'tilepart' is absent, it is for main and tile headers\n");
fprintf(stdout,
" if 'tilepart' is present, it applies from that tile\n");
fprintf(stdout,
" onwards, up to the next h<> spec, or to the last tilepart\n");
fprintf(stdout, " in the codestream (max. %d specs)\n",
JPWL_MAX_NO_TILESPECS);
fprintf(stdout, "\n");
fprintf(stdout,
" p selects the packet error protection (EEP/UEP with EPBs)\n");
fprintf(stdout, " to be applied to raw data: 'type' can be\n");
fprintf(stdout,
" [0=none 1,absent=predefined 16=CRC-16 32=CRC-32 37-128=RS]\n");
fprintf(stdout,
" if 'tilepart:pack' is absent, it is from tile 0, packet 0\n");
fprintf(stdout,
" if 'tilepart:pack' is present, it applies from that tile\n");
fprintf(stdout,
" and that packet onwards, up to the next packet spec\n");
fprintf(stdout,
" or to the last packet in the last tilepart in the stream\n");
fprintf(stdout, " (max. %d specs)\n",
JPWL_MAX_NO_PACKSPECS);
fprintf(stdout, "\n");
fprintf(stdout,
" s enables sensitivity data insertion (ESD): 'method' can be\n");
fprintf(stdout,
" [-1=NO ESD 0=RELATIVE ERROR 1=MSE 2=MSE REDUCTION 3=PSNR\n");
fprintf(stdout,
" 4=PSNR INCREMENT 5=MAXERR 6=TSE 7=RESERVED]\n");
fprintf(stdout,
" if 'tilepart' is absent, it is for main header only\n");
fprintf(stdout,
" if 'tilepart' is present, it applies from that tile\n");
fprintf(stdout,
" onwards, up to the next s<> spec, or to the last tilepart\n");
fprintf(stdout, " in the codestream (max. %d specs)\n",
JPWL_MAX_NO_TILESPECS);
fprintf(stdout, "\n");
fprintf(stdout,
" g determines the addressing mode: <range> can be\n");
fprintf(stdout, " [0=PACKET 1=BYTE RANGE 2=PACKET RANGE]\n");
fprintf(stdout, "\n");
fprintf(stdout,
" a determines the size of data addressing: <addr> can be\n");
fprintf(stdout,
" 2/4 bytes (small/large codestreams). If not set, auto-mode\n");
fprintf(stdout, "\n");
fprintf(stdout,
" z determines the size of sensitivity values: <size> can be\n");
fprintf(stdout,
" 1/2 bytes, for the transformed pseudo-floating point value\n");
fprintf(stdout, "\n");
fprintf(stdout, " ex.:\n");
fprintf(stdout,
" h,h0=64,h3=16,h5=32,p0=78,p0:24=56,p1,p3:0=0,p3:20=32,s=0,\n");
fprintf(stdout, " s0=6,s3=-1,a=0,g=1,z=1\n");
fprintf(stdout, " means\n");
fprintf(stdout,
" predefined EPB in MH, rs(64,32) from TPH 0 to TPH 2,\n");
fprintf(stdout,
" CRC-16 in TPH 3 and TPH 4, CRC-32 in remaining TPHs,\n");
fprintf(stdout,
" UEP rs(78,32) for packets 0 to 23 of tile 0,\n");
fprintf(stdout,
" UEP rs(56,32) for packs. 24 to the last of tilepart 0,\n");
fprintf(stdout,
" UEP rs default for packets of tilepart 1,\n");
fprintf(stdout,
" no UEP for packets 0 to 19 of tilepart 3,\n");
fprintf(stdout,
" UEP CRC-32 for packs. 20 of tilepart 3 to last tilepart,\n");
fprintf(stdout, " relative sensitivity ESD for MH,\n");
fprintf(stdout,
" TSE ESD from TPH 0 to TPH 2, byte range with automatic\n");
fprintf(stdout,
" size of addresses and 1 byte for each sensitivity value\n");
fprintf(stdout, "\n");
fprintf(stdout, " ex.:\n");
fprintf(stdout, " h,s,p\n");
fprintf(stdout, " means\n");
fprintf(stdout,
" default protection to headers (MH and TPHs) as well as\n");
fprintf(stdout, " data packets, one ESD in MH\n");
fprintf(stdout, "\n");
fprintf(stdout,
" N.B.: use the following recommendations when specifying\n");
fprintf(stdout, " the JPWL parameters list\n");
fprintf(stdout,
" - when you use UEP, always pair the 'p' option with 'h'\n");
fprintf(stdout, " \n");
#endif /* USE_JPWL */
/* <<UniPG */
fprintf(stdout, "IMPORTANT:\n");
fprintf(stdout, "-----------\n");
fprintf(stdout, "\n");
fprintf(stdout, "The index file has the structure below:\n");
fprintf(stdout, "---------------------------------------\n");
fprintf(stdout, "\n");
fprintf(stdout, "Image_height Image_width\n");
fprintf(stdout, "progression order\n");
fprintf(stdout, "Tiles_size_X Tiles_size_Y\n");
fprintf(stdout, "Tiles_nb_X Tiles_nb_Y\n");
fprintf(stdout, "Components_nb\n");
fprintf(stdout, "Layers_nb\n");
fprintf(stdout, "decomposition_levels\n");
fprintf(stdout, "[Precincts_size_X_res_Nr Precincts_size_Y_res_Nr]...\n");
fprintf(stdout, " [Precincts_size_X_res_0 Precincts_size_Y_res_0]\n");
fprintf(stdout, "Main_header_start_position\n");
fprintf(stdout, "Main_header_end_position\n");
fprintf(stdout, "Codestream_size\n");
fprintf(stdout, "\n");
fprintf(stdout, "INFO ON TILES\n");
fprintf(stdout,
"tileno start_pos end_hd end_tile nbparts disto nbpix disto/nbpix\n");
fprintf(stdout,
"Tile_0 start_pos end_Theader end_pos NumParts TotalDisto NumPix MaxMSE\n");
fprintf(stdout,
"Tile_1 '' '' '' '' '' '' ''\n");
fprintf(stdout, "...\n");
fprintf(stdout,
"Tile_Nt '' '' '' '' '' '' ''\n");
fprintf(stdout, "...\n");
fprintf(stdout, "TILE 0 DETAILS\n");
fprintf(stdout, "part_nb tileno num_packs start_pos end_tph_pos end_pos\n");
fprintf(stdout, "...\n");
fprintf(stdout, "Progression_string\n");
fprintf(stdout,
"pack_nb tileno layno resno compno precno start_pos end_ph_pos end_pos disto\n");
fprintf(stdout,
"Tpacket_0 Tile layer res. comp. prec. start_pos end_pos disto\n");
fprintf(stdout, "...\n");
fprintf(stdout,
"Tpacket_Np '' '' '' '' '' '' '' ''\n");
fprintf(stdout, "MaxDisto\n");
fprintf(stdout, "TotalDisto\n\n");
}
static OPJ_PROG_ORDER give_progression(const char progression[4])
{
if (strncmp(progression, "LRCP", 4) == 0) {
return LRCP;
}
if (strncmp(progression, "RLCP", 4) == 0) {
return RLCP;
}
if (strncmp(progression, "RPCL", 4) == 0) {
return RPCL;
}
if (strncmp(progression, "PCRL", 4) == 0) {
return PCRL;
}
if (strncmp(progression, "CPRL", 4) == 0) {
return CPRL;
}
return PROG_UNKNOWN;
}
static int initialise_4K_poc(opj_poc_t *POC, int numres)
{
POC[0].tile = 1;
POC[0].resno0 = 0;
POC[0].compno0 = 0;
POC[0].layno1 = 1;
POC[0].resno1 = numres - 1;
POC[0].compno1 = 3;
POC[0].prg1 = CPRL;
POC[1].tile = 1;
POC[1].resno0 = numres - 1;
POC[1].compno0 = 0;
POC[1].layno1 = 1;
POC[1].resno1 = numres;
POC[1].compno1 = 3;
POC[1].prg1 = CPRL;
return 2;
}
static void cinema_parameters(opj_cparameters_t *parameters)
{
parameters->tile_size_on = OPJ_FALSE;
parameters->cp_tdx = 1;
parameters->cp_tdy = 1;
/*Tile part*/
parameters->tp_flag = 'C';
parameters->tp_on = 1;
/*Tile and Image shall be at (0,0)*/
parameters->cp_tx0 = 0;
parameters->cp_ty0 = 0;
parameters->image_offset_x0 = 0;
parameters->image_offset_y0 = 0;
/*Codeblock size= 32*32*/
parameters->cblockw_init = 32;
parameters->cblockh_init = 32;
parameters->csty |= 0x01;
/*The progression order shall be CPRL*/
parameters->prog_order = CPRL;
/* No ROI */
parameters->roi_compno = -1;
parameters->subsampling_dx = 1;
parameters->subsampling_dy = 1;
/* 9-7 transform */
parameters->irreversible = 1;
}
static void cinema_setup_encoder(opj_cparameters_t *parameters,
opj_image_t *image, img_fol_t *img_fol)
{
int i;
float temp_rate;
opj_poc_t *POC = NULL;
switch (parameters->cp_cinema) {
case CINEMA2K_24:
case CINEMA2K_48:
if (parameters->numresolution > 6) {
parameters->numresolution = 6;
}
if (!((image->comps[0].w == 2048) | (image->comps[0].h == 1080))) {
fprintf(stdout,
"Image coordinates %d x %d is not 2K compliant.\nJPEG Digital Cinema Profile-3"
"(2K profile) compliance requires that at least one of coordinates match 2048 x 1080\n",
image->comps[0].w, image->comps[0].h);
parameters->cp_rsiz = STD_RSIZ;
}
break;
case CINEMA4K_24:
if (parameters->numresolution < 1) {
parameters->numresolution = 1;
} else if (parameters->numresolution > 7) {
parameters->numresolution = 7;
}
if (!((image->comps[0].w == 4096) | (image->comps[0].h == 2160))) {
fprintf(stdout,
"Image coordinates %d x %d is not 4K compliant.\nJPEG Digital Cinema Profile-4"
"(4K profile) compliance requires that at least one of coordinates match 4096 x 2160\n",
image->comps[0].w, image->comps[0].h);
parameters->cp_rsiz = STD_RSIZ;
}
parameters->numpocs = initialise_4K_poc(parameters->POC,
parameters->numresolution);
break;
}
switch (parameters->cp_cinema) {
case CINEMA2K_24:
case CINEMA4K_24:
for (i = 0 ; i < parameters->tcp_numlayers ; i++) {
temp_rate = 0 ;
if (img_fol->rates[i] == 0) {
parameters->tcp_rates[0] = ((float)(image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec)) /
(CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
} else {
temp_rate = ((float)(image->numcomps * image->comps[0].w * image->comps[0].h *
image->comps[0].prec)) /
(img_fol->rates[i] * 8 * image->comps[0].dx * image->comps[0].dy);
if (temp_rate > CINEMA_24_CS) {
parameters->tcp_rates[i] = ((float)(image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec)) /
(CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
} else {
parameters->tcp_rates[i] = img_fol->rates[i];
}
}
}
parameters->max_comp_size = COMP_24_CS;
break;
case CINEMA2K_48:
for (i = 0 ; i < parameters->tcp_numlayers ; i++) {
temp_rate = 0 ;
if (img_fol->rates[i] == 0) {
parameters->tcp_rates[0] = ((float)(image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec)) /
(CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
} else {
temp_rate = ((float)(image->numcomps * image->comps[0].w * image->comps[0].h *
image->comps[0].prec)) /
(img_fol->rates[i] * 8 * image->comps[0].dx * image->comps[0].dy);
if (temp_rate > CINEMA_48_CS) {
parameters->tcp_rates[0] = ((float)(image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec)) /
(CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
} else {
parameters->tcp_rates[i] = img_fol->rates[i];
}
}
}
parameters->max_comp_size = COMP_48_CS;
break;
}
parameters->cp_disto_alloc = 1;
}
/* ------------------------------------------------------------------------------------ */
static int parse_cmdline_encoder(int argc, char **argv,
opj_cparameters_t *parameters,
img_fol_t *img_fol, char *indexfilename)
{
int i, j, totlen;
opj_option_t long_option[] = {
{"cinema2K", REQ_ARG, NULL, 'w'},
{"cinema4K", NO_ARG, NULL, 'y'},
{"ImgDir", REQ_ARG, NULL, 'z'},
{"TP", REQ_ARG, NULL, 'u'},
{"SOP", NO_ARG, NULL, 'S'},
{"EPH", NO_ARG, NULL, 'E'},
{"OutFor", REQ_ARG, NULL, 'O'},
{"POC", REQ_ARG, NULL, 'P'},
{"ROI", REQ_ARG, NULL, 'R'},
{"jpip", NO_ARG, NULL, 'J'}
};
/* parse the command line */
/* UniPG>> */
const char optlist[] = "i:o:hr:q:n:b:c:t:p:s:SEM:x:R:d:T:If:P:C:F:u:"
#ifdef USE_JPWL
"W:"
#endif /* USE_JPWL */
;
/*printf("C: parse_cmdline_encoder:");
for (i=0; i<argc; i++) {
printf("[%s]",argv[i]);
}
printf("\n");*/
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 'o': { /* output file */
char *outfile = opj_optarg;
parameters->cod_format = get_file_format(outfile);
switch (parameters->cod_format) {
case J2K_CFMT:
case JP2_CFMT:
break;
default:
fprintf(stderr,
"Unknown output format image %s [only *.j2k, *.j2c or *.jp2]!! \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 J2K_CFMT:
case JP2_CFMT:
img_fol->out_format = opj_optarg;
break;
default:
fprintf(stderr, "Unknown output format image [only j2k, j2c, jp2]!! \n");
return 1;
}
}
break;
/* ----------------------------------------------------- */
case 'r': { /* rates rates/distorsion */
char *s = opj_optarg;
while (sscanf(s, "%f", &parameters->tcp_rates[parameters->tcp_numlayers]) ==
1) {
parameters->tcp_numlayers++;
while (*s && *s != ',') {
s++;
}
if (!*s) {
break;
}
s++;
}
parameters->cp_disto_alloc = 1;
}
break;
/* ----------------------------------------------------- */
case 'q': { /* add fixed_quality */
char *s = opj_optarg;
while (sscanf(s, "%f", &parameters->tcp_distoratio[parameters->tcp_numlayers])
== 1) {
parameters->tcp_numlayers++;
while (*s && *s != ',') {
s++;
}
if (!*s) {
break;
}
s++;
}
parameters->cp_fixed_quality = 1;
}
break;
/* dda */
/* ----------------------------------------------------- */
case 'f': { /* mod fixed_quality (before : -q) */
int *row = NULL, *col = NULL;
int numlayers = 0, numresolution = 0, matrix_width = 0;
char *s = opj_optarg;
sscanf(s, "%d", &numlayers);
s++;
if (numlayers > 9) {
s++;
}
parameters->tcp_numlayers = numlayers;
numresolution = parameters->numresolution;
matrix_width = numresolution * 3;
parameters->cp_matrice = (int *) opj_malloc(numlayers * matrix_width * sizeof(
int));
s = s + 2;
for (i = 0; i < numlayers; i++) {
row = &parameters->cp_matrice[i * matrix_width];
col = row;
parameters->tcp_rates[i] = 1;
sscanf(s, "%d,", &col[0]);
s += 2;
if (col[0] > 9) {
s++;
}
col[1] = 0;
col[2] = 0;
for (j = 1; j < numresolution; j++) {
col += 3;
sscanf(s, "%d,%d,%d", &col[0], &col[1], &col[2]);
s += 6;
if (col[0] > 9) {
s++;
}
if (col[1] > 9) {
s++;
}
if (col[2] > 9) {
s++;
}
}
if (i < numlayers - 1) {
s++;
}
}
parameters->cp_fixed_alloc = 1;
}
break;
/* ----------------------------------------------------- */
case 't': { /* tiles */
sscanf(opj_optarg, "%d,%d", &parameters->cp_tdx, &parameters->cp_tdy);
parameters->tile_size_on = OPJ_TRUE;
}
break;
/* ----------------------------------------------------- */
case 'n': { /* resolution */
sscanf(opj_optarg, "%d", &parameters->numresolution);
}
break;
/* ----------------------------------------------------- */
case 'c': { /* precinct dimension */
char sep;
int res_spec = 0;
char *s = opj_optarg;
do {
sep = 0;
sscanf(s, "[%d,%d]%c", &parameters->prcw_init[res_spec],
&parameters->prch_init[res_spec], &sep);
parameters->csty |= 0x01;
res_spec++;
s = strpbrk(s, "]") + 2;
} while (sep == ',');
parameters->res_spec = res_spec;
}
break;
/* ----------------------------------------------------- */
case 'b': { /* code-block dimension */
int cblockw_init = 0, cblockh_init = 0;
sscanf(opj_optarg, "%d,%d", &cblockw_init, &cblockh_init);
if (cblockw_init * cblockh_init > 4096 || cblockw_init > 1024
|| cblockw_init < 4 || cblockh_init > 1024 || cblockh_init < 4) {
fprintf(stderr,
"!! Size of code_block error (option -b) !!\n\nRestriction :\n"
" * width*height<=4096\n * 4<=width,height<= 1024\n\n");
return 1;
}
parameters->cblockw_init = cblockw_init;
parameters->cblockh_init = cblockh_init;
}
break;
/* ----------------------------------------------------- */
case 'x': { /* creation of index file */
char *index = opj_optarg;
strncpy(indexfilename, index, OPJ_PATH_LEN);
}
break;
/* ----------------------------------------------------- */
case 'p': { /* progression order */
char progression[4];
strncpy(progression, opj_optarg, 4);
parameters->prog_order = give_progression(progression);
if (parameters->prog_order == -1) {
fprintf(stderr, "Unrecognized progression order "
"[LRCP, RLCP, RPCL, PCRL, CPRL] !!\n");
return 1;
}
}
break;
/* ----------------------------------------------------- */
case 's': { /* subsampling factor */
if (sscanf(opj_optarg, "%d,%d", &parameters->subsampling_dx,
&parameters->subsampling_dy) != 2) {
fprintf(stderr, "'-s' sub-sampling argument error ! [-s dx,dy]\n");
return 1;
}
}
break;
/* ----------------------------------------------------- */
case 'd': { /* coordonnate of the reference grid */
if (sscanf(opj_optarg, "%d,%d", &parameters->image_offset_x0,
&parameters->image_offset_y0) != 2) {
fprintf(stderr, "-d 'coordonnate of the reference grid' argument "
"error !! [-d x0,y0]\n");
return 1;
}
}
break;
/* ----------------------------------------------------- */
case 'h': /* display an help description */
encode_help_display();
return 1;
/* ----------------------------------------------------- */
case 'P': { /* POC */
int numpocs = 0; /* number of progression order change (POC) default 0 */
opj_poc_t *POC = NULL; /* POC : used in case of Progression order change */
char *s = opj_optarg;
POC = parameters->POC;
while (sscanf(s, "T%d=%d,%d,%d,%d,%d,%4s", &POC[numpocs].tile,
&POC[numpocs].resno0, &POC[numpocs].compno0,
&POC[numpocs].layno1, &POC[numpocs].resno1,
&POC[numpocs].compno1, &POC[numpocs].progorder) == 7) {
POC[numpocs].prg1 = give_progression(POC[numpocs].progorder);
numpocs++;
while (*s && *s != '/') {
s++;
}
if (!*s) {
break;
}
s++;
}
parameters->numpocs = numpocs;
}
break;
/* ------------------------------------------------------ */
case 'S': { /* SOP marker */
parameters->csty |= 0x02;
}
break;
/* ------------------------------------------------------ */
case 'E': { /* EPH marker */
parameters->csty |= 0x04;
}
break;
/* ------------------------------------------------------ */
case 'M': { /* Mode switch pas tous au point !! */
int value = 0;
if (sscanf(opj_optarg, "%d", &value) == 1) {
for (i = 0; i <= 5; i++) {
int cache = value & (1 << i);
if (cache) {
parameters->mode |= (1 << i);
}
}
}
}
break;
/* ------------------------------------------------------ */
case 'R': { /* ROI */
if (sscanf(opj_optarg, "c=%d,U=%d", &parameters->roi_compno,
&parameters->roi_shift) != 2) {
fprintf(stderr, "ROI error !! [-ROI c='compno',U='shift']\n");
return 1;
}
}
break;
/* ------------------------------------------------------ */
case 'T': { /* Tile offset */
if (sscanf(opj_optarg, "%d,%d", &parameters->cp_tx0,
&parameters->cp_ty0) != 2) {
fprintf(stderr, "-T 'tile offset' argument error !! [-T X0,Y0]");
return 1;
}
}
break;
/* ------------------------------------------------------ */
case 'C': { /* add a comment */
parameters->cp_comment = (char*)opj_malloc(strlen(opj_optarg) + 1);
if (parameters->cp_comment) {
strcpy(parameters->cp_comment, opj_optarg);
}
}
break;
/* ------------------------------------------------------ */
case 'I': { /* reversible or not */
parameters->irreversible = 1;
}
break;
/* ------------------------------------------------------ */
case 'u': { /* Tile part generation*/
parameters->tp_flag = opj_optarg[0];
parameters->tp_on = 1;
}
break;
/* ------------------------------------------------------ */
case 'z': { /* 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;
/* ------------------------------------------------------ */
case 'w': { /* Digital Cinema 2K profile compliance*/
int fps = 0;
sscanf(opj_optarg, "%d", &fps);
if (fps == 24) {
parameters->cp_cinema = CINEMA2K_24;
} else if (fps == 48) {
parameters->cp_cinema = CINEMA2K_48;
} else {
fprintf(stderr, "Incorrect value!! must be 24 or 48\n");
return 1;
}
fprintf(stdout, "CINEMA 2K compliant codestream\n");
parameters->cp_rsiz = CINEMA2K;
}
break;
/* ------------------------------------------------------ */
case 'y': { /* Digital Cinema 4K profile compliance*/
parameters->cp_cinema = CINEMA4K_24;
fprintf(stdout, "CINEMA 4K compliant codestream\n");
parameters->cp_rsiz = CINEMA4K;
}
break;
/* ------------------------------------------------------ */
/* UniPG>> */
#ifdef USE_JPWL
/* ------------------------------------------------------ */
case 'W': { /* JPWL capabilities switched on */
char *token = NULL;
int hprot, pprot, sens, addr, size, range;
/* we need to enable indexing */
if (!indexfilename) {
strncpy(indexfilename, JPWL_PRIVATEINDEX_NAME, OPJ_PATH_LEN);
}
/* search for different protection methods */
/* break the option in comma points and parse the result */
token = strtok(opj_optarg, ",");
while (token != NULL) {
/* search header error protection method */
if (*token == 'h') {
static int tile = 0, tilespec = 0, lasttileno = 0;
hprot = 1; /* predefined method */
if (sscanf(token, "h=%d", &hprot) == 1) {
/* Main header, specified */
if (!((hprot == 0) || (hprot == 1) || (hprot == 16) || (hprot == 32) ||
((hprot >= 37) && (hprot <= 128)))) {
fprintf(stderr, "ERROR -> invalid main header protection method h = %d\n",
hprot);
return 1;
}
parameters->jpwl_hprot_MH = hprot;
} else if (sscanf(token, "h%d=%d", &tile, &hprot) == 2) {
/* Tile part header, specified */
if (!((hprot == 0) || (hprot == 1) || (hprot == 16) || (hprot == 32) ||
((hprot >= 37) && (hprot <= 128)))) {
fprintf(stderr, "ERROR -> invalid tile part header protection method h = %d\n",
hprot);
return 1;
}
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on protection method t = %d\n", tile);
return 1;
}
if (tilespec < JPWL_MAX_NO_TILESPECS) {
parameters->jpwl_hprot_TPH_tileno[tilespec] = lasttileno = tile;
parameters->jpwl_hprot_TPH[tilespec++] = hprot;
}
} else if (sscanf(token, "h%d", &tile) == 1) {
/* Tile part header, unspecified */
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on protection method t = %d\n", tile);
return 1;
}
if (tilespec < JPWL_MAX_NO_TILESPECS) {
parameters->jpwl_hprot_TPH_tileno[tilespec] = lasttileno = tile;
parameters->jpwl_hprot_TPH[tilespec++] = hprot;
}
} else if (!strcmp(token, "h")) {
/* Main header, unspecified */
parameters->jpwl_hprot_MH = hprot;
} else {
fprintf(stderr, "ERROR -> invalid protection method selection = %s\n", token);
return 1;
};
}
/* search packet error protection method */
if (*token == 'p') {
static int pack = 0, tile = 0, packspec = 0, lastpackno = 0;
pprot = 1; /* predefined method */
if (sscanf(token, "p=%d", &pprot) == 1) {
/* Method for all tiles and all packets */
if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
((pprot >= 37) && (pprot <= 128)))) {
fprintf(stderr, "ERROR -> invalid default packet protection method p = %d\n",
pprot);
return 1;
}
parameters->jpwl_pprot_tileno[0] = 0;
parameters->jpwl_pprot_packno[0] = 0;
parameters->jpwl_pprot[0] = pprot;
} else if (sscanf(token, "p%d=%d", &tile, &pprot) == 2) {
/* method specified from that tile on */
if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
((pprot >= 37) && (pprot <= 128)))) {
fprintf(stderr, "ERROR -> invalid packet protection method p = %d\n", pprot);
return 1;
}
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on protection method p = %d\n", tile);
return 1;
}
if (packspec < JPWL_MAX_NO_PACKSPECS) {
parameters->jpwl_pprot_tileno[packspec] = tile;
parameters->jpwl_pprot_packno[packspec] = 0;
parameters->jpwl_pprot[packspec++] = pprot;
}
} else if (sscanf(token, "p%d:%d=%d", &tile, &pack, &pprot) == 3) {
/* method fully specified from that tile and that packet on */
if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
((pprot >= 37) && (pprot <= 128)))) {
fprintf(stderr, "ERROR -> invalid packet protection method p = %d\n", pprot);
return 1;
}
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on protection method p = %d\n", tile);
return 1;
}
if (pack < 0) {
fprintf(stderr, "ERROR -> invalid packet number on protection method p = %d\n",
pack);
return 1;
}
if (packspec < JPWL_MAX_NO_PACKSPECS) {
parameters->jpwl_pprot_tileno[packspec] = tile;
parameters->jpwl_pprot_packno[packspec] = pack;
parameters->jpwl_pprot[packspec++] = pprot;
}
} else if (sscanf(token, "p%d:%d", &tile, &pack) == 2) {
/* default method from that tile and that packet on */
if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
((pprot >= 37) && (pprot <= 128)))) {
fprintf(stderr, "ERROR -> invalid packet protection method p = %d\n", pprot);
return 1;
}
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on protection method p = %d\n", tile);
return 1;
}
if (pack < 0) {
fprintf(stderr, "ERROR -> invalid packet number on protection method p = %d\n",
pack);
return 1;
}
if (packspec < JPWL_MAX_NO_PACKSPECS) {
parameters->jpwl_pprot_tileno[packspec] = tile;
parameters->jpwl_pprot_packno[packspec] = pack;
parameters->jpwl_pprot[packspec++] = pprot;
}
} else if (sscanf(token, "p%d", &tile) == 1) {
/* default from a tile on */
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on protection method p = %d\n", tile);
return 1;
}
if (packspec < JPWL_MAX_NO_PACKSPECS) {
parameters->jpwl_pprot_tileno[packspec] = tile;
parameters->jpwl_pprot_packno[packspec] = 0;
parameters->jpwl_pprot[packspec++] = pprot;
}
} else if (!strcmp(token, "p")) {
/* all default */
parameters->jpwl_pprot_tileno[0] = 0;
parameters->jpwl_pprot_packno[0] = 0;
parameters->jpwl_pprot[0] = pprot;
} else {
fprintf(stderr, "ERROR -> invalid protection method selection = %s\n", token);
return 1;
};
}
/* search sensitivity method */
if (*token == 's') {
static int tile = 0, tilespec = 0, lasttileno = 0;
sens = 0; /* predefined: relative error */
if (sscanf(token, "s=%d", &sens) == 1) {
/* Main header, specified */
if ((sens < -1) || (sens > 7)) {
fprintf(stderr, "ERROR -> invalid main header sensitivity method s = %d\n",
sens);
return 1;
}
parameters->jpwl_sens_MH = sens;
} else if (sscanf(token, "s%d=%d", &tile, &sens) == 2) {
/* Tile part header, specified */
if ((sens < -1) || (sens > 7)) {
fprintf(stderr, "ERROR -> invalid tile part header sensitivity method s = %d\n",
sens);
return 1;
}
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on sensitivity method t = %d\n", tile);
return 1;
}
if (tilespec < JPWL_MAX_NO_TILESPECS) {
parameters->jpwl_sens_TPH_tileno[tilespec] = lasttileno = tile;
parameters->jpwl_sens_TPH[tilespec++] = sens;
}
} else if (sscanf(token, "s%d", &tile) == 1) {
/* Tile part header, unspecified */
if (tile < 0) {
fprintf(stderr,
"ERROR -> invalid tile part number on sensitivity method t = %d\n", tile);
return 1;
}
if (tilespec < JPWL_MAX_NO_TILESPECS) {
parameters->jpwl_sens_TPH_tileno[tilespec] = lasttileno = tile;
parameters->jpwl_sens_TPH[tilespec++] = hprot;
}
} else if (!strcmp(token, "s")) {
/* Main header, unspecified */
parameters->jpwl_sens_MH = sens;
} else {
fprintf(stderr, "ERROR -> invalid sensitivity method selection = %s\n", token);
return 1;
};
parameters->jpwl_sens_size = 2; /* 2 bytes for default size */
}
/* search addressing size */
if (*token == 'a') {
static int tile = 0, tilespec = 0, lasttileno = 0;
addr = 0; /* predefined: auto */
if (sscanf(token, "a=%d", &addr) == 1) {
/* Specified */
if ((addr != 0) && (addr != 2) && (addr != 4)) {
fprintf(stderr, "ERROR -> invalid addressing size a = %d\n", addr);
return 1;
}
parameters->jpwl_sens_addr = addr;
} else if (!strcmp(token, "a")) {
/* default */
parameters->jpwl_sens_addr = addr; /* auto for default size */
} else {
fprintf(stderr, "ERROR -> invalid addressing selection = %s\n", token);
return 1;
};
}
/* search sensitivity size */
if (*token == 'z') {
static int tile = 0, tilespec = 0, lasttileno = 0;
size = 1; /* predefined: 1 byte */
if (sscanf(token, "z=%d", &size) == 1) {
/* Specified */
if ((size != 0) && (size != 1) && (size != 2)) {
fprintf(stderr, "ERROR -> invalid sensitivity size z = %d\n", size);
return 1;
}
parameters->jpwl_sens_size = size;
} else if (!strcmp(token, "a")) {
/* default */
parameters->jpwl_sens_size = size; /* 1 for default size */
} else {
fprintf(stderr, "ERROR -> invalid size selection = %s\n", token);
return 1;
};
}
/* search range method */
if (*token == 'g') {
static int tile = 0, tilespec = 0, lasttileno = 0;
range = 0; /* predefined: 0 (packet) */
if (sscanf(token, "g=%d", &range) == 1) {
/* Specified */
if ((range < 0) || (range > 3)) {
fprintf(stderr, "ERROR -> invalid sensitivity range method g = %d\n", range);
return 1;
}
parameters->jpwl_sens_range = range;
} else if (!strcmp(token, "g")) {
/* default */
parameters->jpwl_sens_range = range;
} else {
fprintf(stderr, "ERROR -> invalid range selection = %s\n", token);
return 1;
};
}
/* next token or bust */
token = strtok(NULL, ",");
};
/* some info */
fprintf(stdout, "Info: JPWL capabilities enabled\n");
parameters->jpwl_epc_on = true;
}
break;
#endif /* USE_JPWL */
/* <<UniPG */
/* ------------------------------------------------------ */
break;
/* ------------------------------------------------------ */
default:
fprintf(stderr, "ERROR -> Command line not valid\n");
return 1;
}
}
/* check for possible errors */
if (parameters->cp_cinema) {
if (parameters->tcp_numlayers > 1) {
parameters->cp_rsiz = STD_RSIZ;
fprintf(stdout,
"Warning: DC profiles do not allow more than one quality layer. The codestream created will not be compliant with the DC profile\n");
}
}
if ((parameters->cp_disto_alloc || parameters->cp_fixed_alloc ||
parameters->cp_fixed_quality)
&& (!(parameters->cp_disto_alloc ^ parameters->cp_fixed_alloc ^
parameters->cp_fixed_quality))) {
fprintf(stderr, "Error: options -r -q and -f cannot be used together !!\n");
return 1;
} /* mod fixed_quality */
/* if no rate entered, lossless by default */
if (parameters->tcp_numlayers == 0) {
parameters->tcp_rates[0] = 0; /* MOD antonin : losslessbug */
parameters->tcp_numlayers++;
parameters->cp_disto_alloc = 1;
}
if ((parameters->cp_tx0 > parameters->image_offset_x0) ||
(parameters->cp_ty0 > parameters->image_offset_y0)) {
fprintf(stderr,
"Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
parameters->cp_tx0, parameters->image_offset_x0, parameters->cp_ty0,
parameters->image_offset_y0);
return 1;
}
for (i = 0; i < parameters->numpocs; i++) {
if (parameters->POC[i].prg == -1) {
fprintf(stderr,
"Unrecognized progression order in option -P (POC n %d) [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n",
i + 1);
}
}
return 0;
}
/** Create the same index as j2k_create_index does, but in an int[] instead of in a file ==> easy to pass it back to Java, to transfer it etc.
@param buffer_size, increased by the length of the compressed index, in number of bytes
@return a pointer to a char[]
Syntax of the index:
one char for the version number (1): one byte because no problem with little endian, big endian etc.
one int for each of the following information:
Image Width
Image Height
progression order
Tile width
Tile height
Nb tiles in X
Nb tiles in Y
Nb of components
Nb of layers
Nb of resolutions
for each resolution:
Precinct width
Precinct height
End main header position
codestream size
For each tile:
tile number
tile start pos in codestream
tile header end position
tile end position in codestream
For each LRCP, RLCP etc.:
packet number
tile number
layer number
resolution number
component number
precinct number
start position in the codestream
end position of this packet
*/
static char* create_index_into_byte_array(opj_codestream_info_t *cstr_info,
int* buffer_size)
{
int tileno, compno, layno, resno, precno, pack_nb, x, y;
char* buffer = NULL;
int buffer_pos = 0;
int prec_max = 0;
prec_max = 0;
for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) {
for (resno = 0; resno < cstr_info->numdecompos[0] + 1; resno++) {
prec_max = int_max(prec_max,
cstr_info->tile[tileno].pw[resno] * cstr_info->tile[tileno].ph[resno]);
}
}
/* Compute the size of the index buffer, in number of bytes*/
*buffer_size =
1 /* version */
+ (10 /* image_w until decomposition */
+ (cstr_info->numdecompos[0] + 1) * 2 /* pdx size for each tile */
+ 2 /* main_head_end + codestream_size */
+ cstr_info->tw * cstr_info->th * 4 /* tile info, without distorsion info */
+ cstr_info->tw * cstr_info->th * cstr_info->numlayers *
(cstr_info->numdecompos[0] + 1) * cstr_info->numcomps * prec_max * 8
) * sizeof(int);
/*printf("C: index buffer size = %d bytes\n", *buffer_size);*/
buffer = (char*) opj_malloc(*buffer_size);
if (!buffer) {
/*opj_event_msg(j2k->cinfo, EVT_ERROR, "failed to allocate index buffer for writing %d int\n", *buffer_size);*/
fprintf(stderr, "failed to allocate index buffer for writing %d int\n",
*buffer_size);
return 0;
}
buffer[0] = 1; /* Version stored on a byte*/
buffer++;
/* Remaining information are stored on a int.*/
((int*)buffer)[buffer_pos++] = cstr_info->image_w;
((int*)buffer)[buffer_pos++] = cstr_info->image_h;
((int*)buffer)[buffer_pos++] = cstr_info->prog;
((int*)buffer)[buffer_pos++] = cstr_info->tile_x;
((int*)buffer)[buffer_pos++] = cstr_info->tile_y;
((int*)buffer)[buffer_pos++] = cstr_info->tw;
((int*)buffer)[buffer_pos++] = cstr_info->th;
((int*)buffer)[buffer_pos++] = cstr_info->numcomps;
((int*)buffer)[buffer_pos++] = cstr_info->numlayers;
((int*)buffer)[buffer_pos++] = cstr_info->numdecompos[0];
for (resno = cstr_info->numdecompos[0]; resno >= 0; resno--) {
/* based on tile 0 */
((int*)buffer)[buffer_pos++] = (1 << cstr_info->tile[0].pdx[resno]);
((int*)buffer)[buffer_pos++] = (1 << cstr_info->tile[0].pdx[resno]);
}
((int*)buffer)[buffer_pos++] = cstr_info->main_head_end;
((int*)buffer)[buffer_pos++] = cstr_info->codestream_size;
for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) {
((int*)buffer)[buffer_pos++] = cstr_info->tile[tileno].tileno;
((int*)buffer)[buffer_pos++] = cstr_info->tile[tileno].start_pos;
((int*)buffer)[buffer_pos++] = cstr_info->tile[tileno].end_header;
((int*)buffer)[buffer_pos++] = cstr_info->tile[tileno].end_pos;
}
for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) {
int start_pos, end_pos;
int max_numdecompos = 0;
pack_nb = 0;
for (compno = 0; compno < cstr_info->numcomps; compno++) {
if (max_numdecompos < cstr_info->numdecompos[compno]) {
max_numdecompos = cstr_info->numdecompos[compno];
}
}
if (cstr_info->prog == LRCP) { /* LRCP */
for (layno = 0; layno < cstr_info->numlayers; layno++) {
for (resno = 0; resno < max_numdecompos + 1; resno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
int prec_max;
if (resno > cstr_info->numdecompos[compno]) {
break;
}
prec_max = cstr_info->tile[tileno].pw[resno] *
cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
((int*)buffer)[buffer_pos++] = pack_nb;
((int*)buffer)[buffer_pos++] = tileno;
((int*)buffer)[buffer_pos++] = layno;
((int*)buffer)[buffer_pos++] = resno;
((int*)buffer)[buffer_pos++] = compno;
((int*)buffer)[buffer_pos++] = precno;
((int*)buffer)[buffer_pos++] = start_pos;
((int*)buffer)[buffer_pos++] = end_pos;
pack_nb++;
}
}
}
}
} /* LRCP */
else if (cstr_info->prog == RLCP) { /* RLCP */
for (resno = 0; resno < max_numdecompos + 1; resno++) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
int prec_max;
if (resno > cstr_info->numdecompos[compno]) {
break;
}
prec_max = cstr_info->tile[tileno].pw[resno] *
cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
((int*)buffer)[buffer_pos++] = pack_nb;
((int*)buffer)[buffer_pos++] = tileno;
((int*)buffer)[buffer_pos++] = resno;
((int*)buffer)[buffer_pos++] = layno;
((int*)buffer)[buffer_pos++] = compno;
((int*)buffer)[buffer_pos++] = precno;
((int*)buffer)[buffer_pos++] = start_pos;
((int*)buffer)[buffer_pos++] = end_pos;
pack_nb++;
}
}
}
}
} /* RLCP */
else if (cstr_info->prog == RPCL) { /* RPCL */
for (resno = 0; resno < max_numdecompos + 1; resno++) {
/* I suppose components have same XRsiz, YRsiz */
int x0 = cstr_info->tile_Ox + tileno - (int)floor((float)tileno /
(float)cstr_info->tw) * cstr_info->tw * cstr_info->tile_x;
int y0 = cstr_info->tile_Ox + (int)floor((float)tileno /
(float)cstr_info->tw) * cstr_info->tile_y;
int x1 = x0 + cstr_info->tile_x;
int y1 = y0 + cstr_info->tile_y;
for (compno = 0; compno < cstr_info->numcomps; compno++) {
int prec_max;
if (resno > cstr_info->numdecompos[compno]) {
break;
}
prec_max = cstr_info->tile[tileno].pw[resno] *
cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
int pcnx = cstr_info->tile[tileno].pw[resno];
int pcx = (int) pow(2, cstr_info->tile[tileno].pdx[resno] +
cstr_info->numdecompos[compno] - resno);
int pcy = (int) pow(2, cstr_info->tile[tileno].pdy[resno] +
cstr_info->numdecompos[compno] - resno);
int precno_x = precno - (int) floor((float)precno / (float)pcnx) * pcnx;
int precno_y = (int) floor((float)precno / (float)pcnx);
for (y = y0; y < y1; y++) {
if (precno_y * pcy == y) {
for (x = x0; x < x1; x++) {
if (precno_x * pcx == x) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
((int*)buffer)[buffer_pos++] = pack_nb;
((int*)buffer)[buffer_pos++] = tileno;
((int*)buffer)[buffer_pos++] = resno;
((int*)buffer)[buffer_pos++] = precno;
((int*)buffer)[buffer_pos++] = compno;
((int*)buffer)[buffer_pos++] = layno;
((int*)buffer)[buffer_pos++] = start_pos;
((int*)buffer)[buffer_pos++] = end_pos;
pack_nb++;
}
}
}/* x = x0..x1 */
}
} /* y = y0..y1 */
} /* precno */
} /* compno */
} /* resno */
} /* RPCL */
else if (cstr_info->prog == PCRL) { /* PCRL */
/* I suppose components have same XRsiz, YRsiz */
int x0 = cstr_info->tile_Ox + tileno - (int)floor((float)tileno /
(float)cstr_info->tw) * cstr_info->tw * cstr_info->tile_x;
int y0 = cstr_info->tile_Ox + (int)floor((float)tileno /
(float)cstr_info->tw) * cstr_info->tile_y;
int x1 = x0 + cstr_info->tile_x;
int y1 = y0 + cstr_info->tile_y;
for (compno = 0; compno < cstr_info->numcomps; compno++) {
for (resno = 0; resno < max_numdecompos + 1; resno++) {
int prec_max;
if (resno > cstr_info->numdecompos[compno]) {
break;
}
prec_max = cstr_info->tile[tileno].pw[resno] *
cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
int pcnx = cstr_info->tile[tileno].pw[resno];
int pcx = (int) pow(2, cstr_info->tile[tileno].pdx[resno] +
cstr_info->numdecompos[compno] - resno);
int pcy = (int) pow(2, cstr_info->tile[tileno].pdy[resno] +
cstr_info->numdecompos[compno] - resno);
int precno_x = precno - (int) floor((float)precno / (float)pcnx) * pcnx;
int precno_y = (int) floor((float)precno / (float)pcnx);
for (y = y0; y < y1; y++) {
if (precno_y * pcy == y) {
for (x = x0; x < x1; x++) {
if (precno_x * pcx == x) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
((int*)buffer)[buffer_pos++] = pack_nb;
((int*)buffer)[buffer_pos++] = tileno;
((int*)buffer)[buffer_pos++] = precno;
((int*)buffer)[buffer_pos++] = compno;
((int*)buffer)[buffer_pos++] = resno;
((int*)buffer)[buffer_pos++] = layno;
((int*)buffer)[buffer_pos++] = start_pos;
((int*)buffer)[buffer_pos++] = end_pos;
pack_nb++;
}
}
}/* x = x0..x1 */
}
} /* y = y0..y1 */
} /* precno */
} /* resno */
} /* compno */
} /* PCRL */
else { /* CPRL */
for (compno = 0; compno < cstr_info->numcomps; compno++) {
/* I suppose components have same XRsiz, YRsiz */
int x0 = cstr_info->tile_Ox + tileno - (int)floor((float)tileno /
(float)cstr_info->tw) * cstr_info->tw * cstr_info->tile_x;
int y0 = cstr_info->tile_Ox + (int)floor((float)tileno /
(float)cstr_info->tw) * cstr_info->tile_y;
int x1 = x0 + cstr_info->tile_x;
int y1 = y0 + cstr_info->tile_y;
for (resno = 0; resno < max_numdecompos + 1; resno++) {
int prec_max;
if (resno > cstr_info->numdecompos[compno]) {
break;
}
prec_max = cstr_info->tile[tileno].pw[resno] *
cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
int pcnx = cstr_info->tile[tileno].pw[resno];
int pcx = (int) pow(2, cstr_info->tile[tileno].pdx[resno] +
cstr_info->numdecompos[compno] - resno);
int pcy = (int) pow(2, cstr_info->tile[tileno].pdy[resno] +
cstr_info->numdecompos[compno] - resno);
int precno_x = precno - (int) floor((float)precno / (float)pcnx) * pcnx;
int precno_y = (int) floor((float)precno / (float)pcnx);
for (y = y0; y < y1; y++) {
if (precno_y * pcy == y) {
for (x = x0; x < x1; x++) {
if (precno_x * pcx == x) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
((int*)buffer)[buffer_pos++] = pack_nb;
((int*)buffer)[buffer_pos++] = tileno;
((int*)buffer)[buffer_pos++] = compno;
((int*)buffer)[buffer_pos++] = precno;
((int*)buffer)[buffer_pos++] = resno;
((int*)buffer)[buffer_pos++] = layno;
((int*)buffer)[buffer_pos++] = start_pos;
((int*)buffer)[buffer_pos++] = end_pos;
pack_nb++;
}
}
}/* x = x0..x1 */
}
} /* y = y0..y1 */
} /* precno */
} /* resno */
} /* compno */
} /* CPRL */
} /* tileno */
if (buffer_pos > *buffer_size) {
/*opj_event_msg(j2k->cinfo, EVT_ERROR, "index creation: buffer_pos (%d) > buffer_size (%d)!\n", buffer_pos, *buffer_size);*/
fprintf(stderr, "index creation: buffer_pos (%d) > buffer_size (%d)!\n",
buffer_pos, *buffer_size);
return 0;
}
return --buffer;
}
/* --------------------------------------------------------------------------
------------ Get the image byte[] from the Java object -------------------*/
static opj_image_t* loadImage(opj_cparameters_t *parameters, JNIEnv *env,
jobject obj, jclass cls)
{
int i, max, shift, w, h, depth;
opj_image_t * img = NULL;
int compno, numcomps;
opj_image_t * image = NULL;
opj_image_comp_t *comp;
opj_image_cmptparm_t cmptparm[3]; /* maximum of 3 components */
OPJ_COLOR_SPACE color_space;
jfieldID fid;
jint ji;
jbyteArray jba;
jshortArray jsa;
jintArray jia;
int len;
jbyte *jbBody;
jshort *jsBody;
jint *jiBody;
jboolean isCopy;
/* Image width, height and depth*/
fid = (*env)->GetFieldID(env, cls, "width", "I");
ji = (*env)->GetIntField(env, obj, fid);
w = ji;
fid = (*env)->GetFieldID(env, cls, "height", "I");
ji = (*env)->GetIntField(env, obj, fid);
h = ji;
fid = (*env)->GetFieldID(env, cls, "depth", "I");
ji = (*env)->GetIntField(env, obj, fid);
depth = ji;
/* Read the image*/
if (depth <= 16) {
numcomps = 1;
color_space = CLRSPC_GRAY;
} else {
numcomps = 3;
color_space = CLRSPC_SRGB;
}
memset(&cmptparm[0], 0, numcomps * sizeof(opj_image_cmptparm_t));
if (numcomps == 1) {
cmptparm[0].x0 = parameters->image_offset_x0;
cmptparm[0].y0 = parameters->image_offset_y0;
cmptparm[0].w = !cmptparm[0].x0 ? (w - 1) * parameters->subsampling_dx + 1 :
cmptparm[0].x0 + (w - 1) * parameters->subsampling_dx + 1;
cmptparm[0].h = !cmptparm[0].y0 ? (h - 1) * parameters->subsampling_dy + 1 :
cmptparm[0].y0 + (h - 1) * parameters->subsampling_dy + 1;
/* Java types are always signed but we use them as unsigned types (shift of the negative part of
the pixels of the images in Telemis before entering the encoder).*/
cmptparm[0].sgnd = 0;
if (depth <= 16) {
cmptparm[0].prec = depth;
} else {
cmptparm[0].prec = 8;
}
cmptparm[0].bpp = cmptparm[0].prec;
cmptparm[0].dx = parameters->subsampling_dx;
cmptparm[0].dy = parameters->subsampling_dy;
/*printf("C: component 0 initialised: x0=%d, y0=%d, w=%d, h=%d, sgnd=%d, bpp=%d, dx=%d, dy=%d, color_space=%d\n", cmptparm[0].x0, cmptparm[0].y0, cmptparm[0].w,
cmptparm[0].h, cmptparm[0].sgnd, cmptparm[0].bpp, cmptparm[0].dx, cmptparm[0].dy, color_space);*/
} else {
for (i = 0; i < numcomps; i++) {
cmptparm[i].prec = 8;
cmptparm[i].bpp = 8;
cmptparm[i].sgnd = 0;
cmptparm[i].dx = parameters->subsampling_dx;
cmptparm[i].dy = parameters->subsampling_dy;
cmptparm[i].w = w;
cmptparm[i].h = h;
}
}
/* create the image */
image = opj_image_create(numcomps, &cmptparm[0], color_space);
if (!image) {
return NULL;
}
if (depth <= 16) {
image->numcomps = 1;
} else {
image->numcomps = 3;
}
/* set image offset and reference grid */
image->x0 = cmptparm[0].x0;
image->y0 = cmptparm[0].x0;
image->x1 = cmptparm[0].w;
image->y1 = cmptparm[0].h;
/* set image data */
for (compno = 0; compno < numcomps; compno++) {
comp = &image->comps[compno];
max = -100000;
if (depth == 8) {
fid = (*env)->GetFieldID(env, cls, "image8", "[B"); /* byteArray []*/
jba = (*env)->GetObjectField(env, obj, fid);
len = (*env)->GetArrayLength(env, jba);
jbBody = (*env)->GetPrimitiveArrayCritical(env, jba, &isCopy);
/*printf("C: before transferring 8 bpp image\n");*/
if (comp->sgnd) {
for (i = 0; i < len; i++) {
comp->data[i] = (char) jbBody[i];
if (comp->data[i] > max) {
max = comp->data[i];
}
}
} else {
for (i = 0; i < len; i++) {
comp->data[i] = (unsigned char) jbBody[i];
if (comp->data[i] > max) {
max = comp->data[i];
}
}
}
(*env)->ReleasePrimitiveArrayCritical(env, jba, jbBody, 0);
} else if (depth == 16) {
fid = (*env)->GetFieldID(env, cls, "image16", "[S"); /* shortArray []*/
jsa = (*env)->GetObjectField(env, obj, fid);
len = (*env)->GetArrayLength(env, jsa);
jsBody = (*env)->GetPrimitiveArrayCritical(env, jsa, &isCopy);
/*printf("C: before transferring 16 bpp image\n");*/
if (comp->sgnd) { /* Special behaviour to deal with signed elements ??*/
comp->data[i] = (short) jsBody[i];
for (i = 0; i < len; i++) {
if (comp->data[i] > max) {
max = comp->data[i];
}
}
} else {
for (i = 0; i < len; i++) {
comp->data[i] = (unsigned short) jsBody[i];
if (comp->data[i] > max) {
max = comp->data[i];
}
}
}
(*env)->ReleasePrimitiveArrayCritical(env, jsa, jsBody, 0);
} else if (depth == 24) {
fid = (*env)->GetFieldID(env, cls, "image24", "[I"); /* intArray []*/
jia = (*env)->GetObjectField(env, obj, fid);
len = (*env)->GetArrayLength(env, jia);
shift = compno * 8;
jiBody = (*env)->GetPrimitiveArrayCritical(env, jia, &isCopy);
/*printf("C: before transferring 24 bpp image (component %d, signed = %d)\n", compno, comp->sgnd);*/
if (comp->sgnd) { /* Special behaviour to deal with signed elements ?? XXXXX*/
for (i = 0; i < len; i++) {
comp->data[i] = (((int) jiBody[i]) & (0xFF << shift)) >> shift;
if (comp->data[i] > max) {
max = comp->data[i];
}
}
} else {
for (i = 0; i < len; i++) {
comp->data[i] = (((unsigned int) jiBody[i]) & (0xFF << shift)) >> shift;
if (comp->data[i] > max) {
max = comp->data[i];
}
}
}
(*env)->ReleasePrimitiveArrayCritical(env, jia, jiBody, 0);
}
comp->bpp = int_floorlog2(max) + 1;
comp->prec = comp->bpp;
/*printf("C: component %d: max %d, real bpp = %d\n", compno, max, comp->bpp);*/
}
return image;
}
/* --------------------------------------------------------------------------
-------------------- MAIN METHOD, CALLED BY JAVA -----------------------*/
JNIEXPORT jlong JNICALL
Java_org_openJpeg_OpenJPEGJavaEncoder_internalEncodeImageToJ2K(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_bool bSuccess;
opj_cparameters_t parameters; /* compression parameters */
img_fol_t img_fol;
opj_event_mgr_t event_mgr; /* event manager */
opj_image_t *image = NULL;
int i, j, num_images;
int imageno;
opj_codestream_info_t cstr_info; /* Codestream information structure */
char indexfilename[OPJ_PATH_LEN]; /* index file name */
char* compressed_index = NULL;
int compressed_index_size = -1;
/* ==> Access variables to the Java member variables*/
jsize arraySize;
jclass cls;
jobject object;
jboolean isCopy;
jfieldID fid;
jbyteArray jba;
jbyte *jbBody;
callback_variables_t msgErrorCallback_vars;
/* <== access variable to the Java member variables.*/
/* For the encoding and storage into the file*/
opj_cinfo_t* cinfo;
int codestream_length;
opj_cio_t *cio = NULL;
FILE *f = NULL;
/* 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");
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: ");
for (i=0; i<argc; i++) {
printf("[%s]",argv[i]);
}
printf("\n");*/
/*
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;
/* set encoding parameters to default values */
opj_set_default_encoder_parameters(&parameters);
parameters.cod_format = J2K_CFMT;
/*parameters.index_on = 1;*/
/* Initialize indexfilename and img_fol */
*indexfilename = 0;
memset(&img_fol, 0, sizeof(img_fol_t));
/* parse input and get user encoding parameters */
if (parse_cmdline_encoder(argc, argv, &parameters, &img_fol,
indexfilename) == 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]);
}
if (parameters.cp_cinema) {
cinema_parameters(&parameters);
}
/* Create comment for codestream */
if (parameters.cp_comment == NULL) {
const char comment[] = "Created by JavaOpenJPEG version ";
const size_t clen = strlen(comment);
const char *version = opj_version();
/* UniPG>> */
#ifdef USE_JPWL
parameters.cp_comment = (char*)opj_malloc(clen + strlen(version) + 11);
sprintf(parameters.cp_comment, "%s%s with JPWL", comment, version);
#else
parameters.cp_comment = (char*)opj_malloc(clen + strlen(version) + 1);
sprintf(parameters.cp_comment, "%s%s", comment, version);
#endif
/* <<UniPG */
}
/* Read directory if necessary */
num_images = 1;
/*Encoding image one by one*/
for (imageno = 0; imageno < num_images; imageno++) {
image = NULL;
fprintf(stderr, "\n");
image = loadImage(&parameters, env, obj, cls);
/*printf("C: after load image: image = %d\n", image);*/
if (!image) {
fprintf(stderr, "Unable to load image\n");
return -1;
}
/* Decide if MCT should be used */
parameters.tcp_mct = image->numcomps == 3 ? 1 : 0;
if (parameters.cp_cinema) {
cinema_setup_encoder(&parameters, image, &img_fol);
}
/* encode the destination image */
/* ---------------------------- */
/* get a J2K compressor handle */
if (parameters.cod_format == J2K_CFMT) { /* J2K format output */
cinfo = opj_create_compress(CODEC_J2K);
} else { /* JP2 format output */
cinfo = opj_create_compress(CODEC_JP2);
}
/* catch events using our callbacks and give a local context */
opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, &msgErrorCallback_vars);
/* setup the encoder parameters using the current image and user parameters */
opj_setup_encoder(cinfo, &parameters, image);
/* open a byte stream for writing */
/* allocate memory for all tiles */
cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
/* encode the image */
bSuccess = opj_encode_with_info(cinfo, cio, image, &cstr_info);
printf("C: after opj_encode_with_info\n");
if (!bSuccess) {
opj_cio_close(cio);
fprintf(stderr, "failed to encode image\n");
return -1;
}
codestream_length = cio_tell(cio);
/* write the index on disk, if needed (-x 'filename') */
if (*indexfilename) {
bSuccess = write_index_file(&cstr_info, indexfilename);
if (bSuccess) {
fprintf(stderr, "Failed to output index file into [%s]\n", indexfilename);
}
}
compressed_index = create_index_into_byte_array(&cstr_info,
&compressed_index_size);
/* Allocates the Java compressedIndex byte[] and sends this index into the Java object */
fid = (*env)->GetFieldID(env, cls, "compressedIndex", "[B");
jba = (*env)->NewByteArray(env, compressed_index_size + 1);
jbBody = (*env)->GetPrimitiveArrayCritical(env, jba, 0);
memcpy(jbBody, compressed_index, compressed_index_size);
(*env)->ReleasePrimitiveArrayCritical(env, jba, jbBody, 0);
(*env)->SetObjectField(env, obj, fid, jba);
opj_free(compressed_index);
/* write the generated codestream to disk ? */
if (parameters.outfile[0] != '\0') {
f = fopen(parameters.outfile, "wb");
if (!f) {
fprintf(stderr, "failed to open [%s] for writing\n", parameters.outfile);
return -1;
}
fwrite(cio->buffer, 1, codestream_length, f);
fclose(f);
fprintf(stdout, "Generated outfile [%s]\n", parameters.outfile);
}
/* Write the generated codestream to the Java pre-allocated compressedStream byte[] */
fid = (*env)->GetFieldID(env, cls, "compressedStream", "[B");
jba = (*env)->GetObjectField(env, obj, fid);
jbBody = (*env)->GetPrimitiveArrayCritical(env, jba, 0);
memcpy(jbBody, cio->buffer, codestream_length);
(*env)->ReleasePrimitiveArrayCritical(env, jba, jbBody, 0);
/* close and free the byte stream */
opj_cio_close(cio);
/* free remaining compression structures */
opj_destroy_compress(cinfo);
opj_destroy_cstr_info(&cstr_info);
/* free image data */
opj_image_destroy(image);
}
/* free user parameters structure */
if (parameters.cp_comment) {
opj_free(parameters.cp_comment);
}
if (parameters.cp_matrice) {
opj_free(parameters.cp_matrice);
}
return codestream_length;
}
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