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authorno_author <no_author@no_author>2005-11-08 17:40:41 +0000
committerno_author <no_author@no_author>2005-11-08 17:40:41 +0000
commit220a21bd01a1fcec4f39a005c496d24f85bbd0dd (patch)
tree9969dbf3c0fba0f9c576dbef6bae2336e4a854ad /codec/image_to_j2k.c
parent34a4901b8deedafa18fa433d2b5fe311343457d8 (diff)
This commit was manufactured by cvs2svn to create tag 'start'.start
Diffstat (limited to 'codec/image_to_j2k.c')
-rw-r--r--codec/image_to_j2k.c720
1 files changed, 720 insertions, 0 deletions
diff --git a/codec/image_to_j2k.c b/codec/image_to_j2k.c
new file mode 100644
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--- /dev/null
+++ b/codec/image_to_j2k.c
@@ -0,0 +1,720 @@
+/*
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2002-2003, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * 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 <openjpeg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <unistd.h>
+#include <string.h>
+#ifndef DONT_HAVE_GETOPT
+#include <getopt.h>
+#else
+#include "compat/getopt.h"
+#endif
+#include "convert.h"
+
+void help_display()
+{
+ printf("HELP\n----\n\n");
+ printf
+ ("- the option -help displays the readme.txt file on screen\n\n");
+
+
+ printf("List of parameters for the coder JPEG 2000 :\n");
+ printf("\n");
+ printf
+ ("- The markers COD and QCD are writed both of two in the main_header and never appear in the tile_header. The markers in the main header are : SOC SIZ COD QCD COM.\n");
+ printf("\n");
+ printf
+ ("- This coder can encode mega image, a test was made on a 24000x24000 pixels color image. You need enough disk space memory (twice the original) to encode the image. (i.e. for a 1.5 Gb image you need a minimum of 3Gb of disk memory)\n");
+ printf("\n");
+ printf("REMARKS :\n");
+ printf("---------\n");
+ printf("\n");
+ printf
+ ("* the value of rate enter in the code line is the compression factor !\n");
+ printf("exemple :\n");
+ printf("\n");
+ printf
+ ("-r 20,10,1 means quality 1 : compress 20x, quality 2 : compress 10x and quality 3 : compress 1x = lossless\n");
+ printf("\n");
+ printf("By default :\n");
+ printf("------------\n");
+ printf("\n");
+ printf(" * lossless\n");
+ printf(" * 1 tile\n");
+ printf(" * size of precinct 2^15 x 2^15 (means 1 precinct)\n");
+ printf(" * size of code-block 64 x 64\n");
+ printf(" * Number of resolution : 6\n");
+ printf(" * No SOP marker in the codestream\n");
+ printf(" * No EPH marker in the codestream\n");
+ printf(" * No sub-sampling in x and y direction\n");
+ printf(" * No mode switch activated\n");
+ printf(" * progression order : LRCP\n");
+ printf(" * No index file\n");
+ printf(" * No ROI upshifted\n");
+ printf(" * No offset of the origin of the image\n");
+ printf(" * No offset of the origin of the tiles\n");
+ printf(" * Reversible DWT 5-3\n");
+ printf("\n");
+ printf("Parameters :\n");
+ printf("------------\n");
+ printf("\n");
+ printf
+ ("-i : source file (-i source.pnm also *.pgm, *.ppm) required\n");
+ printf("\n");
+ printf
+ ("-o : destination file (-o dest.j2k) required\n");
+ printf("\n");
+ printf
+ ("-help : Display the help information optional\n ");
+ printf("\n");
+ printf
+ ("-r : different rates (-r 20,10,5) optional\n ");
+ printf("\n");
+ printf
+ ("-n : Number of resolution (-n 3) optional\n");
+ printf("\n");
+ printf
+ ("-b : size of code block (-b 32,32) optional\n");
+ printf("\n");
+ printf
+ ("-c : size of precinct (-c 128,128) optional\n");
+ printf("\n");
+ printf
+ ("-t : size of tile (-t 512,512) optional\n");
+ printf("\n");
+ printf
+ ("-p : progression order (-p LRCP) [LRCP, RLCP, RPCL, PCRL, CPRL] optional\n");
+ printf("\n");
+ printf
+ ("-s : subsampling factor (-s 2,2) [-s X,Y] optional\n");
+ printf("\n");
+ printf
+ ("-SOP : write SOP marker before each packet optional\n");
+ printf("\n");
+ printf
+ ("-EPH : write EPH marker after each header packet optional\n");
+ printf("\n");
+ printf
+ ("-M : mode switch (-M 3) [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL) 8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)] optional\n");
+ printf
+ (" for several mode switch you have to add the value of each mode you want\n");
+ printf
+ (" ex : RESTART(4) + RESET(2) + SEGMARK(32) = -M 38\n");
+ printf("\n");
+ printf
+ ("-x : Create an index file *.Idx (-x index_name.Idx) optional\n");
+ printf("\n");
+ printf
+ ("-ROI:c=%%d,U=%%d : quantization indices upshifted for component c=%%d [\%%d = 0,1,2]\n");
+ printf
+ (" with a value of U=%%d [0 <= %%d <= 37] (i.e. -ROI:c=0,U=25) optional\n");
+ printf("\n");
+ printf
+ ("-d : offset of the origin of the image (-d 150,300) optional\n");
+ printf("\n");
+ printf
+ ("-T : offset of the origin of the tiles (-T 100,75) optional\n");
+ printf("\n");
+ printf
+ ("-I : Use the irreversible DWT 9-7 (-I) optional\n");
+ printf("\n");
+ printf("IMPORTANT :\n");
+ printf("-----------\n");
+ printf("\n");
+ printf("* subsampling bigger than 2 can produce error\n");
+ printf("\n");
+ printf
+ ("The index file respect the structure below :\n");
+ printf
+ ("---------------------------------------------\n");
+ printf("\n");
+ printf("Image_height Image_width\n");
+ printf("progression order\n");
+ printf("Tiles_size_X Tiles_size_Y\n");
+ printf("Components_nb\n");
+ printf("Layers_nb\n");
+ printf("decomposition_levels\n");
+ printf("Precincts_size_X Precincts_size_Y\n");
+ printf("Main_header_end_position\n");
+ printf("Codestream_size\n");
+ printf("Tile0 start_pos end_Theader end_pos\n");
+ printf("Tile1 '' '' ''\n");
+ printf("...\n");
+ printf("TileN '' '' ''\n");
+ printf("Tpacket_0 Tile layer res. comp. prec. start_pos end_pos\n");
+ printf("...\n");
+ printf("Tpacket_M '' '' '' '' '' '' ''\n");
+}
+
+int give_progression(char progression[4])
+{
+ if (progression[0] == 'L' && progression[1] == 'R'
+ && progression[2] == 'C' && progression[3] == 'P') {
+ return 0;
+ } else {
+ if (progression[0] == 'R' && progression[1] == 'L'
+ && progression[2] == 'C' && progression[3] == 'P') {
+ return 1;
+ } else {
+ if (progression[0] == 'R' && progression[1] == 'P'
+ && progression[2] == 'C' && progression[3] == 'L') {
+ return 2;
+ } else {
+ if (progression[0] == 'P' && progression[1] == 'C'
+ && progression[2] == 'R' && progression[3] == 'L') {
+ return 3;
+ } else {
+ if (progression[0] == 'C' && progression[1] == 'P'
+ && progression[2] == 'R' && progression[3] == 'L') {
+ return 4;
+ } else {
+ return -1;
+ }
+ }
+ }
+ }
+ }
+}
+
+double dwt_norms_97[4][10] = {
+ {1.000, 1.965, 4.177, 8.403, 16.90, 33.84, 67.69, 135.3, 270.6, 540.9},
+ {2.022, 3.989, 8.355, 17.04, 34.27, 68.63, 137.3, 274.6, 549.0},
+ {2.022, 3.989, 8.355, 17.04, 34.27, 68.63, 137.3, 274.6, 549.0},
+ {2.080, 3.865, 8.307, 17.18, 34.71, 69.59, 139.3, 278.6, 557.2}
+};
+
+int floorlog2(int a)
+{
+ int l;
+ for (l = 0; a > 1; l++) {
+ a >>= 1;
+ }
+ return l;
+}
+
+void encode_stepsize(int stepsize, int numbps, int *expn, int *mant)
+{
+ int p, n;
+ p = floorlog2(stepsize) - 13;
+ n = 11 - floorlog2(stepsize);
+ *mant = (n < 0 ? stepsize >> -n : stepsize << n) & 0x7ff;
+ *expn = numbps - p;
+}
+
+void calc_explicit_stepsizes(j2k_tccp_t * tccp, int prec)
+{
+ int numbands, bandno;
+ numbands = 3 * tccp->numresolutions - 2;
+ for (bandno = 0; bandno < numbands; bandno++) {
+ double stepsize;
+
+ int resno, level, orient, gain;
+ resno = bandno == 0 ? 0 : (bandno - 1) / 3 + 1;
+ orient = bandno == 0 ? 0 : (bandno - 1) % 3 + 1;
+ level = tccp->numresolutions - 1 - resno;
+ gain =
+ tccp->qmfbid == 0 ? 0 : (orient ==
+ 0 ? 0 : (orient == 1
+ || orient == 2 ? 1 : 2));
+ if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
+ stepsize = 1.0;
+ } else {
+ double norm = dwt_norms_97[orient][level];
+ stepsize = (1 << (gain + 1)) / norm;
+ }
+ encode_stepsize((int) floor(stepsize * 8192.0), prec + gain,
+ &tccp->stepsizes[bandno].expn,
+ &tccp->stepsizes[bandno].mant);
+ }
+}
+
+int main(int argc, char **argv)
+{
+ int len;
+ int NumResolution, numD_min; /* NumResolution : number of resolution */
+ int Tile_arg; /* Tile_arg = 0 (pas en argument ou = 1 (entre en argument) */
+ int CSty; /* CSty : coding style */
+ int Prog_order; /* progression order (default LRCP) */
+ char progression[4];
+ int numpocs, numpocs_tile; /* Number of progression order change (POC) default 0 */
+ int prcw_init, prch_init; /* Initialisation precincts' size */
+ int cblockw_init, cblockh_init; /* Initialisation codeblocks' size */
+ int mode, value; /* mode switch (cblk_style) */
+ int subsampling_dx, subsampling_dy; /* subsampling value for dx and dy */
+ int ROI_compno, ROI_shift; /* region of interrest */
+ int Dim[2]; /* portion of the image coded */
+ int TX0, TY0; /* tile off-set */
+ j2k_image_t img;
+ j2k_cp_t cp, cp_init; /* cp_init is used to initialise in multiple tiles */
+ j2k_tcp_t *tcp, *tcp_init; /* tcp_init is used to initialise in multiple tile */
+ j2k_poc_t POC[32]; /* POC : used in case of Progression order change */
+ j2k_poc_t *tcp_poc;
+ j2k_tccp_t *tccp;
+ int i, tileno, j;
+ char *infile = 0;
+ char *outfile = 0;
+ char *index = 0;
+ char *s, S1, S2, S3;
+ int ir = 0;
+
+ /* default value */
+ /* ------------- */
+ NumResolution = 6;
+ CSty = 0;
+ cblockw_init = 64;
+ cblockh_init = 64;
+ cp.tw = 1;
+ cp.th = 1;
+ img.index_on = 0;
+ Prog_order = 0;
+ numpocs = 0;
+ mode = 0;
+ subsampling_dx = 1;
+ subsampling_dy = 1;
+ ROI_compno = -1; /* no ROI */
+ ROI_shift = 0;
+ Dim[0] = 0;
+ Dim[1] = 0;
+ TX0 = 0;
+ TY0 = 0;
+ cp.comment = NULL;
+ cp.disto_alloc = 0;
+ cp.fixed_alloc = 0;
+ /* img.PPT=0; */
+
+ Tile_arg = 0;
+ cp_init.tcps = (j2k_tcp_t *) malloc(sizeof(j2k_tcp_t)); /* initialisation if only one tile */
+ tcp_init = &cp_init.tcps[0];
+ tcp_init->numlayers = 0;
+
+ while (1) {
+ int c =
+ getopt(argc, argv, "i:o:r:q:t:n:c:b:x:p:s:d:h:P:S:E:M:R:T:C:I");
+ if (c == -1)
+ break;
+ switch (c) {
+ case 'i': /* IN fill */
+ infile = optarg;
+ s = optarg;
+ while (*s && *s != '.') {
+ s++;
+ }
+ s++;
+ S1 = *s;
+ s++;
+ S2 = *s;
+ s++;
+ S3 = *s;
+
+ if ((S1 == 'p' && S2 == 'g' && S3 == 'x')
+ || (S1 == 'P' && S2 == 'G' && S3 == 'X')) {
+ cp.image_type = 0;
+ break;
+ }
+
+ if ((S1 == 'p' && S2 == 'n' && S3 == 'm')
+ || (S1 == 'P' && S2 == 'N' && S3 == 'M') || (S1 == 'p'
+ && S2 == 'g'
+ && S3 == 'm')
+ || (S1 == 'P' && S2 == 'G' && S3 == 'M') || (S1 == 'P'
+ && S2 == 'P'
+ && S3 == 'M')
+ || (S1 == 'p' && S2 == 'p' && S3 == 'm')) {
+ cp.image_type = 1;
+ break;
+ }
+
+ if ((S1 == 'b' && S2 == 'm' && S3 == 'p')
+ || (S1 == 'B' && S2 == 'M' && S3 == 'P')) {
+ cp.image_type = 2;
+ break;
+ }
+ fprintf(stderr,
+ "!! Unrecognized format for infile [accept only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n\n");
+ return 1;
+ break;
+ /* ----------------------------------------------------- */
+ case 'o': /* OUT fill */
+ outfile = optarg;
+ break;
+ /* ----------------------------------------------------- */
+ case 'r': /* rates */
+ s = optarg;
+ while (sscanf(s, "%d", &tcp_init->rates[tcp_init->numlayers]) == 1) {
+ tcp_init->numlayers++;
+ while (*s && *s != ',') {
+ s++;
+ }
+ if (!*s)
+ break;
+ s++;
+ }
+ cp.disto_alloc = 1;
+ break;
+ /* ----------------------------------------------------- */
+ case 'q': /* rates */
+ s = optarg;
+ sscanf(s, "%d", &tcp_init->numlayers);
+ for (i = 0; i < tcp_init->numlayers; i++) {
+ tcp_init->rates[i] = 1;
+ }
+ cp.fixed_alloc = 1;
+ break;
+ /* ----------------------------------------------------- */
+ case 't': /* tiles */
+ sscanf(optarg, "%d,%d", &cp.tdx, &cp.tdy);
+ Tile_arg = 1;
+ break;
+ /* ----------------------------------------------------- */
+ case 'n': /* resolution */
+ sscanf(optarg, "%d", &NumResolution);
+ break;
+ /* ----------------------------------------------------- */
+ case 'c': /* precinct dimension */
+ sscanf(optarg, "%d,%d", &prcw_init, &prch_init);
+ CSty |= 0x01;
+ break;
+ /* ----------------------------------------------------- */
+ case 'b': /* code-block dimension */
+ sscanf(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;
+ }
+ break;
+ /* ----------------------------------------------------- */
+ case 'x': /* creation of index file */
+ index = optarg;
+ img.index_on = 1;
+ break;
+ /* ----------------------------------------------------- */
+ case 'p': /* progression order */
+ sscanf(optarg, "%s", progression);
+ Prog_order = give_progression(progression);
+ if (Prog_order == -1) {
+ fprintf(stderr,
+ "Unrecognized progression order [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n");
+ return 1;
+ }
+ break;
+ /* ----------------------------------------------------- */
+ case 's': /* subsampling factor */
+ if (sscanf(optarg, "%d,%d", &subsampling_dx, &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(optarg, "%d,%d", &Dim[0], &Dim[1]) != 2) {
+ fprintf(stderr,
+ "-d 'coordonnate of the reference grid' argument error !! [-d x0,y0]\n");
+ return 1;
+ }
+ break;
+ /* ----------------------------------------------------- */
+ case 'h': /* Display an help description */
+ help_display();
+ return 0;
+ break;
+ /* ----------------------------------------------------- */
+ case 'P': /* POC */
+ fprintf(stderr, "/----------------------------------\\\n");
+ fprintf(stderr, "| POC option not fully tested !! |\n");
+ fprintf(stderr, "\\----------------------------------/\n");
+
+ s = optarg;
+ while (sscanf
+ (s, "T%d=%d,%d,%d,%d,%d,%s", &POC[numpocs].tile,
+ &POC[numpocs].resno0, &POC[numpocs].compno0,
+ &POC[numpocs].layno1, &POC[numpocs].resno1,
+ &POC[numpocs].compno1, POC[numpocs].progorder) == 7) {
+ POC[numpocs].prg = give_progression(POC[numpocs].progorder);
+ /* POC[numpocs].tile; */
+ numpocs++;
+ while (*s && *s != '/') {
+ s++;
+ }
+ if (!*s)
+ break;
+ s++;
+ }
+ break;
+ /* ------------------------------------------------------ */
+ case 'S': /* SOP marker */
+ CSty |= 0x02;
+ break;
+ /* ------------------------------------------------------ */
+ case 'E': /* EPH marker */
+ CSty |= 0x04;
+ break;
+ /* ------------------------------------------------------ */
+ case 'M': /* Mode switch pas tous au point !! */
+ if (sscanf(optarg, "%d", &value) == 1) {
+ for (i = 0; i <= 5; i++) {
+ int cache = value & (1 << i);
+ if (cache)
+ mode |= (1 << i);
+ }
+ }
+ break;
+ /* ------------------------------------------------------ */
+ case 'R': /* ROI */
+ if (sscanf(optarg, "OI:c=%d,U=%d", &ROI_compno, &ROI_shift) != 2) {
+ fprintf(stderr,
+ "ROI error !! [-ROI:c='compno',U='shift']\n");
+ return 1;
+ }
+ break;
+ /* ------------------------------------------------------ */
+ case 'T': /* Tile offset */
+ if (sscanf(optarg, "%d,%d", &TX0, &TY0) != 2) {
+ fprintf(stderr,
+ "-T 'tile offset' argument error !! [-T X0,Y0]");
+ return 1;
+ }
+ break;
+ /* ------------------------------------------------------ */
+ case 'C': /* Add a comment */
+ cp.comment = optarg;
+ break;
+ /* ------------------------------------------------------ */
+ case 'I': /* reversible or not */
+ ir = 1;
+ break;
+ /* ------------------------------------------------------ */
+ default:
+ return 1;
+ }
+ }
+
+ cp.tx0 = TX0;
+ cp.ty0 = TY0;
+
+ /* Error messages */
+ /* -------------- */
+ if (!infile || !outfile) {
+ fprintf(stderr,
+ "usage: pnmtoj2k -i pnm-file -o j2k-file\n");
+ return 1;
+ }
+
+ if (cp.disto_alloc & cp.fixed_alloc) {
+ fprintf(stderr,
+ "Error: option -r and -q can not be used together !!\n");
+ return 1;
+ }
+
+ /* if no rate entered, lossless by default */
+ if (tcp_init->numlayers == 0) {
+ tcp_init->rates[tcp_init->numlayers] = 1;
+ tcp_init->numlayers++;
+ cp.disto_alloc = 1;
+ }
+
+ if (TX0 > Dim[0] || TY0 > Dim[1]) {
+ fprintf(stderr,
+ "Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
+ TX0, Dim[0], TY0, Dim[1]);
+ return 1;
+ }
+
+ for (i = 0; i < numpocs; i++) {
+ if (POC[i].prg == -1) {
+ fprintf(stderr,
+ "Unrecognized progression order in option -P (POC n %d) [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n",
+ i + 1);
+ }
+ }
+
+ switch (cp.image_type) {
+ case 0:
+ if (Tile_arg) {
+ if (!pgxtoimage
+ (infile, &img, cp.tdy, subsampling_dx, subsampling_dy, Dim,
+ cp)) {
+ fprintf(stderr, "not a pgx file\n");
+ return 1;
+ }
+ } else {
+ if (!pgxtoimage
+ (infile, &img, -1, subsampling_dx, subsampling_dy, Dim, cp)) {
+ fprintf(stderr, " not a pgx file\n");
+ return 1;
+ }
+ }
+ break;
+
+ case 1:
+ if (!pnmtoimage(infile, &img, subsampling_dx, subsampling_dy, Dim)) {
+ fprintf(stderr, " not a pnm file\n");
+ return 1;
+ }
+ break;
+
+ case 2:
+ if (!bmptoimage(infile, &img, subsampling_dx, subsampling_dy, Dim)) {
+ fprintf(stderr, " not a bmp file\n");
+ return 1;
+ }
+ break;
+ }
+ /* to respect profile - 0 */
+ /* ---------------------- */
+ numD_min = 0;
+ /* while (int_ceildiv(img.x1,(1<<numD_min))-int_ceildiv(img.x0,(1<<numD_min))>120 || int_ceildiv(img.y1,(1<<numD_min))-int_ceildiv(img.y0,(1<<numD_min))>160) numD_min++;
+ if ((numD_min+1)>NumResolution)
+ {
+ fprintf(stderr,"\n********************************************************************************\n\n");
+ fprintf(stderr, "In view to respect Profile-0, the number of resolution used is %d in place of %d\n\n",numD_min+1,NumResolution);
+ fprintf(stderr, "********************************************************************************\n\n");
+ NumResolution=numD_min+1;
+ } */
+
+ if (Tile_arg == 1) {
+ cp.tw = int_ceildiv(img.x1 - cp.tx0, cp.tdx);
+ cp.th = int_ceildiv(img.y1 - cp.ty0, cp.tdy);
+ } else {
+ cp.tdx = img.x1 - cp.tx0;
+ cp.tdy = img.y1 - cp.ty0;
+ }
+
+ /* Init the mutiple tiles */
+ /* ---------------------- */
+ cp.tcps = (j2k_tcp_t *) malloc(cp.tw * cp.th * sizeof(j2k_tcp_t));
+
+ for (tileno = 0; tileno < cp.tw * cp.th; tileno++) {
+ tcp = &cp.tcps[tileno];
+ tcp->numlayers = tcp_init->numlayers;
+ for (j = 0; j < tcp->numlayers; j++) {
+ tcp->rates[j] = tcp_init->rates[j];
+ }
+ tcp->csty = CSty;
+ tcp->prg = Prog_order;
+ tcp->mct = img.numcomps == 3 ? 1 : 0;
+ numpocs_tile = 0;
+ if (numpocs) { /* intialisation of POC */
+ for (i = 0; i < numpocs; i++) {
+ if (tileno == POC[i].tile - 1 || POC[i].tile == -1) {
+ tcp_poc = &tcp->pocs[numpocs_tile];
+ tcp_poc->resno0 = POC[numpocs_tile].resno0;
+ tcp_poc->compno0 = POC[numpocs_tile].compno0;
+ tcp_poc->layno1 = POC[numpocs_tile].layno1;
+ tcp_poc->resno1 = POC[numpocs_tile].resno1;
+ tcp_poc->compno1 = POC[numpocs_tile].compno1;
+ tcp_poc->prg = POC[numpocs_tile].prg;
+ tcp_poc->tile = POC[numpocs_tile].tile;
+ numpocs_tile++;
+ }
+ }
+ }
+ tcp->numpocs = numpocs_tile;
+ tcp->tccps = (j2k_tccp_t *) malloc(img.numcomps * sizeof(j2k_tccp_t));
+
+ for (i = 0; i < img.numcomps; i++) {
+ tccp = &tcp->tccps[i];
+ tccp->csty = CSty & 0x01; /* 0 => one precinct || 1 => custom precinct */
+ tccp->numresolutions = NumResolution;
+ tccp->cblkw = int_floorlog2(cblockw_init);
+ tccp->cblkh = int_floorlog2(cblockh_init);
+ tccp->cblksty = mode;
+ tccp->qmfbid = ir ? 0 : 1;
+ tccp->qntsty = ir ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
+ tccp->numgbits = 2;
+ if (i == ROI_compno)
+ tccp->roishift = ROI_shift;
+ else
+ tccp->roishift = 0;
+ if (CSty & J2K_CCP_CSTY_PRT) {
+
+ for (j = 0; j < tccp->numresolutions; j++) {
+ int size_prcw, size_prch;
+ size_prcw = prcw_init >> (tccp->numresolutions - j - 1);
+ size_prch = prch_init >> (tccp->numresolutions - j - 1);
+ if (size_prcw < 1) {
+ tccp->prcw[j] = 1;
+ } else {
+ tccp->prcw[j] =
+ int_floorlog2(prcw_init >> (tccp->numresolutions - j - 1));
+ }
+ if (size_prch < 1) {
+ tccp->prch[j] = 1;
+ } else {
+ tccp->prch[j] =
+ int_floorlog2(prch_init >> (tccp->numresolutions - j - 1));
+ }
+ }
+ } else {
+ for (j = 0; j < tccp->numresolutions; j++) {
+ tccp->prcw[j] = 15;
+ tccp->prch[j] = 15;
+ }
+ }
+ calc_explicit_stepsizes(tccp, img.comps[i].prec);
+ }
+ }
+
+ len = j2k_encode(&img, &cp, outfile, cp.tdx * cp.tdy * 2, index);
+ if (len == 0) {
+ fprintf(stderr, "failed to encode image\n");
+ return 1;
+ }
+
+ if (cp.image_type) { /* PNM PGM PPM */
+ /* Remove the temporary file Compo */
+ /* ------------------------------- */
+ for (i = 0; i < img.numcomps; i++) {
+ char tmp[256];
+ sprintf(tmp, "Compo%d", i);
+ if (unlink(tmp) == -1) {
+ fprintf(stderr, "failed to kill %s file !\n",
+ tmp);
+ }
+ }
+ } else { /* PGX */
+
+ /* Kill temporary bandtile file for cleaning the memory space on user's disk */
+ for (i = 0; i < cp.th; i++) {
+ char tmp;
+ sprintf(&tmp, "bandtile%d", i + 1);
+
+ if (unlink(&tmp) == -1) {
+ fprintf(stderr, "failed to kill %s file !\n",
+ &tmp);
+ }
+ }
+ }
+
+ return 0;
+}