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openjpeg/codec/j2k_to_image.c

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/* Copyright (c) 2001 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.
*/
//MEMORY LEAK
#ifdef _DEBUG
#define _CRTDBG_MAP_ALLOC
#include <stdlib.h> // Must be included first
#include <crtdbg.h>
#endif
//MEM
#include <openjpeg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef DONT_HAVE_GETOPT
#include <getopt.h>
#else
#include "compat/getopt.h"
#endif
void usage_display(char *prgm)
{
fprintf(stdout,"Usage:\n");
fprintf(stdout," %s...\n",prgm);
fprintf(stdout," -i <compressed file>\n");
fprintf(stdout," REQUIRED\n");
fprintf(stdout," Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
fprintf(stdout," is identified based on its suffix.\n");
fprintf(stdout," -o <decompressed file>\n");
fprintf(stdout," REQUIRED\n");
fprintf(stdout," Currently accepts PGM-files, PPM-files, PNM-files, PGX-files and\n");
fprintf(stdout," BMP-files. Binary data is written to the file (not ascii). If a PGX\n");
fprintf(stdout," filename is given, there will be as many output files as there are\n");
fprintf(stdout," components: an indice starting from 0 will then be appended to the\n");
fprintf(stdout," output filename, just before the \"pgx\" extension. If a PGM filename\n");
fprintf(stdout," is given and there are more than one component, only the first component\n");
fprintf(stdout," will be written to the file.\n");
fprintf(stdout," -r <reduce factor>\n");
fprintf(stdout," Set the number of highest resolution levels to be discarded. The\n");
fprintf(stdout," image resolution is effectively divided by 2 to the power of the\n");
fprintf(stdout," number of discarded levels. The reduce factor is limited by the\n");
fprintf(stdout," smallest total number of decomposition levels among tiles.\n");
fprintf(stdout," -l <number of quality layers to decode>\n");
fprintf(stdout," Set the maximum number of quality layers to decode. If there are\n");
fprintf(stdout," less quality layers than the specified number, all the quality layers\n");
fprintf(stdout," are decoded.\n");
fprintf(stdout," -u\n");
fprintf(stdout," print an usage statement\n");
fprintf(stdout,"\n");
}
int main(int argc, char **argv)
{
FILE *fsrc=NULL;
FILE *fdest=NULL;
char *infile=NULL;
char *outfile=NULL;
char *tmp=NULL;
char S1, S2, S3;
char *src=NULL;
int len;
j2k_image_t img;
j2k_cp_t cp;
jp2_struct_t *jp2_struct=NULL;
int w, wr, wrr, h, hr, hrr, max;
int i, compno, pad, j;
int adjust;
cp.layer=0;
cp.reduce=0;
cp.decod_format=-1;
cp.cod_format=-1;
while (1) {
int c = getopt(argc, argv,"i:o:r:l:u");
if (c == -1)
break;
switch (c) {
//Input file
case 'i':
infile = optarg;
tmp = optarg;
while (*tmp) {
tmp++;
}
tmp--;
S3 = *tmp;
tmp--;
S2 = *tmp;
tmp--;
S1 = *tmp;
/* J2K format */
if ((S1 == 'j' && S2 == '2' && S3 == 'k')
|| (S1 == 'J' && S2 == '2' && S3 == 'K')
|| (S1 == 'j' && S2 == '2' && S3 == 'c')
|| (S1 == 'J' && S2 == '2' && S3 == 'C')) {
cp.cod_format=J2K_CFMT;
break;
}
/* JP2 format */
if ((S1 == 'j' && S2 == 'p' && S3 == '2')
|| (S1 == 'J' && S2 == 'P' && S3 == '2')) {
cp.cod_format=JP2_CFMT;
break;
}
/* JPT format */
if ((S1 == 'j' && S2 == 'p' && S3 == 't')
|| (S1 == 'J' && S2 == 'P' && S3 == 'T')) {
cp.cod_format=JPT_CFMT;
break;
}
fprintf(stderr,
"j2k_to_image : Unknown input image format *.%c%c%c [only *.j2k, *.jp2, *.jpc or *.jpt]!! \n",
S1, S2, S3);
return 1;
break;
/* ----------------------------------------------------- */
//Output file
case 'o':
outfile = optarg;
tmp = optarg;
while (*tmp) {
tmp++;
}
tmp--;
S3 = *tmp;
tmp--;
S2 = *tmp;
tmp--;
S1 = *tmp;
// PGX format
if ((S1 == 'p' && S2 == 'g' && S3 == 'x')
|| (S1 == 'P' && S2 == 'G' && S3 == 'X')) {
cp.decod_format = PGX_DFMT;
break;
}
// PxM format
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.decod_format = PXM_DFMT;
break;
}
// BMP format
if ((S1 == 'b' && S2 == 'm' && S3 == 'p')
|| (S1 == 'B' && S2 == 'M' && S3 == 'P')) {
cp.decod_format = BMP_DFMT;
break;
}
// otherwise : error
fprintf(stderr,
"!! Unrecognized output image format *.%c%c%c [only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n",
S1, S2, S3);
return 1;
break;
/* ----------------------------------------------------- */
//Reduce option
case 'r':
tmp=optarg;
sscanf(tmp, "%d", &cp.reduce);
break;
/* ----------------------------------------------------- */
//Layering option
case 'l':
tmp=optarg;
sscanf(tmp, "%d", &cp.layer);
break;
/* ----------------------------------------------------- */
case 'u':
usage_display(argv[0]);
return 0;
break;
/* ----------------------------------------------------- */
default:
fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c,optarg);
break;
}
}
//Check required arguments
//------------------------
if (!infile || !outfile) {
fprintf(stderr,"ERROR -> At least one required argument is missing\nCheck j2k_to_image -u for usage information\n");
return 1;
}
//Read the input file and put it in memory
//----------------------------------------
fsrc = fopen(infile, "rb");
if (!fsrc) {
fprintf(stderr, "ERROR -> failed to open %s for reading\n", infile);
return 1;
}
fseek(fsrc, 0, SEEK_END);
len = ftell(fsrc);
fseek(fsrc, 0, SEEK_SET);
src = (char *) malloc(len);
fread(src, 1, len, fsrc);
fclose(fsrc);
//Decode the code-stream
//----------------------
switch(cp.cod_format) {
case J2K_CFMT:
if (!j2k_decode(src, len, &img, &cp)) {
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
return 1;
}
break;
case JP2_CFMT:
jp2_struct = (jp2_struct_t *) malloc(sizeof(jp2_struct_t));
jp2_struct->image = &img;
if (jp2_read_struct(src, jp2_struct, len)) {
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode jp2 structure!\n");
return 1;
}
if (!j2k_decode(src + jp2_struct->j2k_codestream_offset, jp2_struct->j2k_codestream_len, &img, &cp)) {
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
return 1;
}
/* Insert code here if you want to create actions on jp2_struct before deleting it */
free(jp2_struct);
break;
case JPT_CFMT:
if (!j2k_decode_jpt_stream(src, len, &img, &cp)) {
fprintf(stderr, "ERROR -> j2k_to_image: failed to decode JPT-file!\n");
return 1;
}
break;
default:
fprintf(stderr,
"ERROR -> j2k_to_image : Unknown input image format\n");
return 1;
break;
}
//Free the memory containing the code-stream
//------------------------------------------
free(src);
//Create output image
//-------------------
/* ---------------------------- / */
/* / / */
/* / FORMAT : PNM, PGM or PPM / */
/* / / */
/* ---------------------------- / */
switch (cp.decod_format) {
case PXM_DFMT: /* PNM PGM PPM */
tmp=outfile;
while (*tmp) {
tmp++;
}
tmp--;
tmp--;
S2 = *tmp;
if (img.numcomps == 3 && img.comps[0].dx == img.comps[1].dx
&& img.comps[1].dx == img.comps[2].dx
&& img.comps[0].dy == img.comps[1].dy
&& img.comps[1].dy == img.comps[2].dy
&& img.comps[0].prec == img.comps[1].prec
&& img.comps[1].prec == img.comps[2].prec
&& S2 !='g' && S2 !='G') {
fdest = fopen(outfile, "wb");
if (!fdest) {
fprintf(stderr, "ERROR -> failed to open %s for writing\n", outfile);
return 1;
}
w = int_ceildiv(img.x1 - img.x0, img.comps[0].dx);
// wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor),img.comps[0].dx);
wr = img.comps[0].w;
wrr = int_ceildivpow2(img.comps[0].w, img.comps[0].factor);
h = int_ceildiv(img.y1 - img.y0, img.comps[0].dy);
// hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[0].dy);
hr = img.comps[0].h;
hrr = int_ceildivpow2(img.comps[0].h, img.comps[0].factor);
max = img.comps[0].prec > 8 ? 255 : (1 << img.comps[0].prec) - 1;
img.comps[0].x0 =
int_ceildivpow2(img.comps[0].x0 -
int_ceildiv(img.x0, img.comps[0].dx),
img.comps[0].factor);
img.comps[0].y0 =
int_ceildivpow2(img.comps[0].y0 -
int_ceildiv(img.y0, img.comps[0].dy),
img.comps[0].factor);
fprintf(fdest, "P6\n%d %d\n%d\n", wrr, hrr, max);
adjust = img.comps[0].prec > 8 ? img.comps[0].prec - 8 : 0;
for (i = 0; i < wrr * hrr; i++) {
int r, g, b;
unsigned char rc,gc,bc;
r = img.comps[0].data[i / wrr * wr + i % wrr];
r += (img.comps[0].sgnd ? 1 << (img.comps[0].prec - 1) : 0);
rc = (unsigned char) ((r >> adjust)+((r >> (adjust-1))%2));
g = img.comps[1].data[i / wrr * wr + i % wrr];
g += (img.comps[1].sgnd ? 1 << (img.comps[1].prec - 1) : 0);
gc = (unsigned char) ((g >> adjust)+((g >> (adjust-1))%2));
b = img.comps[2].data[i / wrr * wr + i % wrr];
b += (img.comps[2].sgnd ? 1 << (img.comps[2].prec - 1) : 0);
bc = (unsigned char) ((b >> adjust)+((b >> (adjust-1))%2));
fprintf(fdest, "%c%c%c", rc, gc, bc);
}
free(img.comps[0].data);
free(img.comps[1].data);
free(img.comps[2].data);
fclose(fdest);
} else {
int ncomp=(S2=='g' || S2=='G')?1:img.numcomps;
if (img.numcomps>ncomp) {
fprintf(stderr,"WARNING -> [PGM files] Only the first component\n");
fprintf(stderr," is written to the file\n");
}
for (compno = 0; compno < ncomp; compno++) {
char name[256];
if (ncomp > 1) {
sprintf(name, "%d.%s", compno, outfile);
} else {
sprintf(name, "%s", outfile);
}
fdest = fopen(name, "wb");
if (!fdest) {
fprintf(stderr, "ERROR -> failed to open %s for writing\n", name);
return 1;
}
w = int_ceildiv(img.x1 - img.x0, img.comps[compno].dx);
// wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor),img.comps[compno].dx);
wr = img.comps[compno].w;
wrr =
int_ceildivpow2(img.comps[compno].w, img.comps[compno].factor);
h = int_ceildiv(img.y1 - img.y0, img.comps[compno].dy);
// hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[compno].dy);
hr = img.comps[compno].h;
hrr =
int_ceildivpow2(img.comps[compno].h, img.comps[compno].factor);
max =
img.comps[compno].prec >
8 ? 255 : (1 << img.comps[compno].prec) - 1;
img.comps[compno].x0 =
int_ceildivpow2(img.comps[compno].x0 -
int_ceildiv(img.x0,
img.comps[compno].dx),
img.comps[compno].factor);
img.comps[compno].y0 =
int_ceildivpow2(img.comps[compno].y0 -
int_ceildiv(img.y0,
img.comps[compno].dy),
img.comps[compno].factor);
fprintf(fdest, "P5\n%d %d\n%d\n", wrr, hrr, max);
adjust =
img.comps[compno].prec > 8 ? img.comps[compno].prec - 8 : 0;
for (i = 0; i < wrr * hrr; i++) {
int l;
unsigned char lc;
l = img.comps[compno].data[i / wrr * wr + i % wrr];
l += (img.comps[compno].
sgnd ? 1 << (img.comps[compno].prec - 1) : 0);
lc = (unsigned char) ((l >> adjust)+((l >> (adjust-1))%2));
fprintf(fdest, "%c", lc);
}
fclose(fdest);
free(img.comps[compno].data);
}
}
break;
/* ------------------------ / */
/* / / */
/* / FORMAT : PGX / */
/* / / */
/* /----------------------- / */
case PGX_DFMT: /* PGX */
for (compno = 0; compno < img.numcomps; compno++) {
j2k_comp_t *comp = &img.comps[compno];
char name[256];
int nbytes = 0;
tmp = outfile;
while (*tmp) {
tmp++;
}
while (*tmp!='.') {
tmp--;
}
*tmp='\0';
if (img.numcomps > 1)
sprintf(name, "%s-%d.pgx", outfile, compno);
else
sprintf(name, "%s.pgx", outfile);
fdest = fopen(name, "wb");
if (!fdest) {
fprintf(stderr, "ERROR -> failed to open %s for writing\n", name);
return 1;
}
// w = int_ceildiv(img.x1 - img.x0, comp->dx);
// wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor), comp->dx);
w = img.comps[compno].w;
wr = int_ceildivpow2(img.comps[compno].w, img.comps[compno].factor);
// h = int_ceildiv(img.y1 - img.y0, comp->dy);
// hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), comp->dy);
h = img.comps[compno].h;
hr = int_ceildivpow2(img.comps[compno].h, img.comps[compno].factor);
fprintf(fdest, "PG ML %c %d %d %d\n", comp->sgnd ? '-' : '+',
comp->prec, wr, hr);
if (comp->prec <= 8)
nbytes = 1;
else if (comp->prec <= 16)
nbytes = 2;
else
nbytes = 4;
for (i = 0; i < wr * hr; i++) {
int v = img.comps[compno].data[i / wr * w + i % wr];
for (j = nbytes - 1; j >= 0; j--) {
char byte = (char) (v >> (j * 8));
fwrite(&byte, 1, 1, fdest);
}
}
free(img.comps[compno].data);
fclose(fdest);
}
break;
/* ------------------------ / */
/* / / */
/* / FORMAT : BMP / */
/* / / */
/* /----------------------- / */
case BMP_DFMT: /* BMP */
if (img.numcomps == 3 && img.comps[0].dx == img.comps[1].dx
&& img.comps[1].dx == img.comps[2].dx
&& img.comps[0].dy == img.comps[1].dy
&& img.comps[1].dy == img.comps[2].dy
&& img.comps[0].prec == img.comps[1].prec
&& img.comps[1].prec == img.comps[2].prec) {
/* -->> -->> -->> -->>
24 bits color
<<-- <<-- <<-- <<-- */
fdest = fopen(outfile, "wb");
if (!fdest) {
fprintf(stderr, "ERROR -> failed to open %s for writing\n", outfile);
return 1;
}
// w = int_ceildiv(img.x1 - img.x0, img.comps[0].dx);
// wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor), img.comps[0].dx);
w = img.comps[0].w;
wr = int_ceildivpow2(img.comps[0].w, img.comps[0].factor);
// h = int_ceildiv(img.y1 - img.y0, img.comps[0].dy);
// hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[0].dy);
h = img.comps[0].h;
hr = int_ceildivpow2(img.comps[0].h, img.comps[0].factor);
fprintf(fdest, "BM");
/* FILE HEADER */
/* ------------- */
fprintf(fdest, "%c%c%c%c",
(unsigned char) (hr * wr * 3 + 3 * hr * (wr % 2) +
54) & 0xff,
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54)
>> 8) & 0xff,
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54)
>> 16) & 0xff,
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54)
>> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (54) & 0xff, ((54) >> 8) & 0xff,
((54) >> 16) & 0xff, ((54) >> 24) & 0xff);
/* INFO HEADER */
/* ------------- */
fprintf(fdest, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff,
((40) >> 16) & 0xff, ((40) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (unsigned char) ((wr) & 0xff),
(unsigned char) ((wr) >> 8) & 0xff,
(unsigned char) ((wr) >> 16) & 0xff,
(unsigned char) ((wr) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (unsigned char) ((hr) & 0xff),
(unsigned char) ((hr) >> 8) & 0xff,
(unsigned char) ((hr) >> 16) & 0xff,
(unsigned char) ((hr) >> 24) & 0xff);
fprintf(fdest, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff);
fprintf(fdest, "%c%c", (24) & 0xff, ((24) >> 8) & 0xff);
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c",
(unsigned char) (3 * hr * wr +
3 * hr * (wr % 2)) & 0xff,
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >>
8) & 0xff,
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >>
16) & 0xff,
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >>
24) & 0xff);
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
for (i = 0; i < wr * hr; i++) {
unsigned char R, G, B;
/* a modifier */
// R = img.comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
R = img.comps[0].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
// G = img.comps[1].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
G = img.comps[1].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
// B = img.comps[2].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
B = img.comps[2].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
fprintf(fdest, "%c%c%c", B, G, R);
if ((i + 1) % wr == 0) {
for (pad = (3 * wr) % 4 ? 4 - (3 * wr) % 4 : 0; pad > 0; pad--) /* ADD */
fprintf(fdest, "%c", 0);
}
}
fclose(fdest);
free(img.comps[1].data);
free(img.comps[2].data);
} else { /* Gray-scale */
/* -->> -->> -->> -->>
8 bits non code (Gray scale)
<<-- <<-- <<-- <<-- */
fdest = fopen(outfile, "wb");
// w = int_ceildiv(img.x1 - img.x0, img.comps[0].dx);
// wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor), img.comps[0].dx);
w = img.comps[0].w;
wr = int_ceildivpow2(img.comps[0].w, img.comps[0].factor);
// h = int_ceildiv(img.y1 - img.y0, img.comps[0].dy);
// hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[0].dy);
h = img.comps[0].h;
hr = int_ceildivpow2(img.comps[0].h, img.comps[0].factor);
fprintf(fdest, "BM");
/* FILE HEADER */
/* ------------- */
fprintf(fdest, "%c%c%c%c",
(unsigned char) (hr * wr + 54 + 1024 +
hr * (wr % 2)) & 0xff,
(unsigned char) ((hr * wr + 54 + 1024 + hr * (wr % 2))
>> 8) & 0xff,
(unsigned char) ((hr * wr + 54 + 1024 + hr * (wr % 2))
>> 16) & 0xff,
(unsigned char) ((hr * wr + 54 + 1024 + wr * (wr % 2))
>> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (54 + 1024) & 0xff,
((54 + 1024) >> 8) & 0xff, ((54 + 1024) >> 16) & 0xff,
((54 + 1024) >> 24) & 0xff);
/* INFO HEADER */
/* ------------- */
fprintf(fdest, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff,
((40) >> 16) & 0xff, ((40) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (unsigned char) ((wr) & 0xff),
(unsigned char) ((wr) >> 8) & 0xff,
(unsigned char) ((wr) >> 16) & 0xff,
(unsigned char) ((wr) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (unsigned char) ((hr) & 0xff),
(unsigned char) ((hr) >> 8) & 0xff,
(unsigned char) ((hr) >> 16) & 0xff,
(unsigned char) ((hr) >> 24) & 0xff);
fprintf(fdest, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff);
fprintf(fdest, "%c%c", (8) & 0xff, ((8) >> 8) & 0xff);
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c",
(unsigned char) (hr * wr + hr * (wr % 2)) & 0xff,
(unsigned char) ((hr * wr + hr * (wr % 2)) >> 8) &
0xff,
(unsigned char) ((hr * wr + hr * (wr % 2)) >> 16) &
0xff,
(unsigned char) ((hr * wr + hr * (wr % 2)) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff,
((256) >> 16) & 0xff, ((256) >> 24) & 0xff);
fprintf(fdest, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff,
((256) >> 16) & 0xff, ((256) >> 24) & 0xff);
}
for (i = 0; i < 256; i++) {
fprintf(fdest, "%c%c%c%c", i, i, i, 0);
}
for (i = 0; i < wr * hr; i++) {
/* a modifier !! */
// fprintf(fdest, "%c", img.comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]);
fprintf(fdest, "%c",
img.comps[0].data[w * hr - ((i) / (wr) + 1) * w +
(i) % (wr)]);
/*if (((i + 1) % w == 0 && w % 2))
fprintf(fdest, "%c", 0); */
if ((i + 1) % wr == 0) {
for (pad = wr % 4 ? 4 - wr % 4 : 0; pad > 0; pad--) /* ADD */
fprintf(fdest, "%c", 0);
}
}
fclose(fdest);
free(img.comps[0].data);
break;
default:
fprintf(stderr,
"ERROR -> j2k_to_image : Unknown output image format\n");
return 1;
break;
}
// Free remaining structures
//--------------------------
j2k_dec_release();
// Check memory leaks if debug mode
//---------------------------------
#ifdef _DEBUG
_CrtDumpMemoryLeaks();
#endif
return 0;
}
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