1 /* Copyright (c) 2001 David Janssens
2 * Copyright (c) 2002-2003 Yannick Verschueren
3 * Copyright (c) 2002-2003 Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
35 int ceildiv(int a, int b)
37 return (a + b - 1) / b;
40 int main(int argc, char **argv)
44 char *dest, S1, S2, S3;
49 int w, wr, wrr, h, hr, hrr, max;
50 int i, image_type = -1, compno, pad;
52 jp2_struct_t * jp2_struct;
56 "usage: %s j2k-file image-file -reduce n (<- optional)\n",
61 f = fopen(argv[1], "rb");
63 fprintf(stderr, "failed to open %s for reading\n", argv[1]);
70 option.reduce_value = 0;
72 /* OPTION REDUCE IS ACTIVE */
74 if (strcmp(argv[3], "-reduce")) {
76 "usage: options " "-reduce n"
77 " where n is the factor of reduction [%s]\n", argv[3]);
81 sscanf(argv[4], "%d", &option.reduce_value);
94 if ((S1 == 'p' && S2 == 'g' && S3 == 'x')
95 || (S1 == 'P' && S2 == 'G' && S3 == 'X')) {
99 if ((S1 == 'p' && S2 == 'n' && S3 == 'm')
100 || (S1 == 'P' && S2 == 'N' && S3 == 'M') || (S1 == 'p' && S2 == 'g'
102 || (S1 == 'P' && S2 == 'G' && S3 == 'M') || (S1 == 'P' && S2 == 'P'
104 || (S1 == 'p' && S2 == 'p' && S3 == 'm')) {
108 if ((S1 == 'b' && S2 == 'm' && S3 == 'p')
109 || (S1 == 'B' && S2 == 'M' && S3 == 'P')) {
113 if (image_type == -1) {
115 "!! Unrecognized format for infile : %c%c%c [accept only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n\n",
120 fseek(f, 0, SEEK_END);
122 fseek(f, 0, SEEK_SET);
123 src = (char *) malloc(len);
124 fread(src, 1, len, f);
139 if ((S1 == 'j' && S2 == '2' && S3 == 'k') || (S1 == 'J' && S2 == '2' && S3 == 'K')) {
140 if (!j2k_decode(src, len, &img, &cp, option)) {
141 fprintf(stderr, "j2k_to_image: failed to decode image!\n");
146 else if ((S1 == 'j' && S2 == 'p' && S3 == '2') || (S1 == 'J' && S2 == 'P' && S3 == '2')) {
147 jp2_struct = (jp2_struct_t *) malloc(sizeof(jp2_struct_t));
148 if (jp2_decode(src,len,jp2_struct,&cp, option)) {
149 fprintf(stderr, "j2k_to_image: failed to decode image!\n");
152 img = jp2_struct->image;
155 else if ((S1 == 'j' && S2 == 'p' && S3 == 't') || (S1 == 'J' && S2 == 'P' && S3 == 'T')){
156 if (!j2k_decode_jpt_stream(src, len, &img, &cp)) {
157 fprintf(stderr, "j2k_to_image: failed to decode image!\n");
162 "j2k_to_image : Unknown format image *.%c%c%c [only *.j2k, *.jp2 or *.jpt]!! \n",
169 /* ------------------ CREATE OUT IMAGE WITH THE RIGHT FORMAT ----------------------- */
171 /* ---------------------------- / */
173 /* / FORMAT : PNM, PGM or PPM / */
175 /* ---------------------------- / */
177 switch (image_type) {
178 case 1: /* PNM PGM PPM */
179 if (img->numcomps == 3 && img->comps[0].dx == img->comps[1].dx
180 && img->comps[1].dx == img->comps[2].dx
181 && img->comps[0].dy == img->comps[1].dy
182 && img->comps[1].dy == img->comps[2].dy
183 && img->comps[0].prec == img->comps[1].prec
184 && img->comps[1].prec == img->comps[2].prec) {
185 f = fopen(argv[2], "wb");
186 w = ceildiv(img->x1 - img->x0, img->comps[0].dx);
187 // wr = ceildiv(int_ceildivpow2(img->x1 - img->x0,img->factor),img->comps[0].dx);
188 wr = img->comps[0].w;
189 wrr = int_ceildivpow2(img->comps[0].w, img->comps[0].factor);
191 h = ceildiv(img->y1 - img->y0, img->comps[0].dy);
192 // hr = ceildiv(int_ceildivpow2(img->y1 - img->y0,img->factor), img->comps[0].dy);
193 hr = img->comps[0].h;
194 hrr = int_ceildivpow2(img->comps[0].h, img->comps[0].factor);
196 max = img->comps[0].prec > 8 ? 255 : (1 << img->comps[0].prec) - 1;
199 int_ceildivpow2(img->comps[0].x0 -
200 int_ceildiv(img->x0, img->comps[0].dx),
201 img->comps[0].factor);
203 int_ceildivpow2(img->comps[0].y0 -
204 int_ceildiv(img->y0, img->comps[0].dy),
205 img->comps[0].factor);
208 fprintf(f, "P6\n# %d %d %d %d %d\n%d %d\n%d\n",
209 cp->tcps[cp->tileno[0]].tccps[0].numresolutions, w, h,
210 img->comps[0].x0, img->comps[0].y0, wrr, hrr, max);
211 adjust = img->comps[0].prec > 8 ? img->comps[0].prec - 8 : 0;
212 for (i = 0; i < wrr * hrr; i++) {
214 r = img->comps[0].data[i / wrr * wr + i % wrr];
215 r += (img->comps[0].sgnd ? 1 << (img->comps[0].prec - 1) : 0);
218 g = img->comps[1].data[i / wrr * wr + i % wrr];
219 g += (img->comps[1].sgnd ? 1 << (img->comps[1].prec - 1) : 0);
222 b = img->comps[2].data[i / wrr * wr + i % wrr];
223 b += (img->comps[2].sgnd ? 1 << (img->comps[2].prec - 1) : 0);
226 fprintf(f, "%c%c%c", r, g, b);
230 for (compno = 0; compno < img->numcomps; compno++) {
232 if (img->numcomps > 1) {
233 sprintf(name, "%d.%s", compno, argv[2]);
235 sprintf(name, "%s", argv[2]);
237 f = fopen(name, "wb");
238 w = ceildiv(img->x1 - img->x0, img->comps[compno].dx);
239 // wr = ceildiv(int_ceildivpow2(img->x1 - img->x0,img->factor),img->comps[compno].dx);
240 wr = img->comps[compno].w;
242 int_ceildivpow2(img->comps[compno].w, img->comps[compno].factor);
244 h = ceildiv(img->y1 - img->y0, img->comps[compno].dy);
245 // hr = ceildiv(int_ceildivpow2(img->y1 - img->y0,img->factor), img->comps[compno].dy);
246 hr = img->comps[compno].h;
248 int_ceildivpow2(img->comps[compno].h, img->comps[compno].factor);
251 img->comps[compno].prec >
252 8 ? 255 : (1 << img->comps[compno].prec) - 1;
254 img->comps[compno].x0 =
255 int_ceildivpow2(img->comps[compno].x0 -
257 img->comps[compno].dx),
258 img->comps[compno].factor);
259 img->comps[compno].y0 =
260 int_ceildivpow2(img->comps[compno].y0 -
262 img->comps[compno].dy),
263 img->comps[compno].factor);
265 fprintf(f, "P5\n# %d %d %d %d %d\n%d %d\n%d\n",
266 cp->tcps[cp->tileno[0]].tccps[compno].
267 numresolutions, w, h, img->comps[compno].x0,
268 img->comps[compno].y0, wrr, hrr, max);
270 img->comps[compno].prec > 8 ? img->comps[compno].prec - 8 : 0;
271 for (i = 0; i < wrr * hrr; i++) {
273 l = img->comps[compno].data[i / wrr * wr + i % wrr];
274 l += (img->comps[compno].
275 sgnd ? 1 << (img->comps[compno].prec - 1) : 0);
284 /* ------------------------ / */
286 /* / FORMAT : PGX / */
288 /* /----------------------- / */
290 for (compno = 0; compno < img->numcomps; compno++) {
291 j2k_comp_t *comp = &img->comps[compno];
293 if (img->numcomps > 1)
294 sprintf(name, "%d_%s", compno, argv[2]);
296 sprintf(name, "%s", argv[2]);
298 f = fopen(name, "wb");
299 // w = ceildiv(img->x1 - img->x0, comp->dx);
300 // wr = ceildiv(int_ceildivpow2(img->x1 - img->x0,img->factor), comp->dx);
301 w = img->comps[compno].w;
302 wr = int_ceildivpow2(img->comps[compno].w,
303 img->comps[compno].factor);
305 // h = ceildiv(img->y1 - img->y0, comp->dy);
306 // hr = ceildiv(int_ceildivpow2(img->y1 - img->y0,img->factor), comp->dy);
307 h = img->comps[compno].h;
308 hr = int_ceildivpow2(img->comps[compno].h,
309 img->comps[compno].factor);
311 fprintf(f, "PG LM %c %d %d %d\n", comp->sgnd ? '-' : '+',
313 for (i = 0; i < wr * hr; i++) {
314 int v = img->comps[compno].data[i / wr * w + i % wr];
315 if (comp->prec <= 8) {
318 } else if (comp->prec <= 16) {
329 /* ------------------------ / */
331 /* / FORMAT : BMP / */
333 /* /----------------------- / */
336 if (img->numcomps == 3 && img->comps[0].dx == img->comps[1].dx
337 && img->comps[1].dx == img->comps[2].dx
338 && img->comps[0].dy == img->comps[1].dy
339 && img->comps[1].dy == img->comps[2].dy
340 && img->comps[0].prec == img->comps[1].prec
341 && img->comps[1].prec == img->comps[2].prec) {
342 /* -->> -->> -->> -->>
346 <<-- <<-- <<-- <<-- */
348 f = fopen(argv[2], "wb");
349 // w = ceildiv(img->x1 - img->x0, img->comps[0].dx);
350 // wr = ceildiv(int_ceildivpow2(img->x1 - img->x0,img->factor), img->comps[0].dx);
352 wr = int_ceildivpow2(img->comps[0].w, img->comps[0].factor);
354 // h = ceildiv(img->y1 - img->y0, img->comps[0].dy);
355 // hr = ceildiv(int_ceildivpow2(img->y1 - img->y0,img->factor), img->comps[0].dy);
357 hr = int_ceildivpow2(img->comps[0].h, img->comps[0].factor);
363 fprintf(f, "%c%c%c%c",
364 (unsigned char) (hr * wr * 3 + 3 * hr * (wr % 2) +
366 (unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54)
368 (unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54)
370 (unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54)
372 fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
373 ((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
374 fprintf(f, "%c%c%c%c", (54) & 0xff, ((54) >> 8) & 0xff,
375 ((54) >> 16) & 0xff, ((54) >> 24) & 0xff);
379 fprintf(f, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff,
380 ((40) >> 16) & 0xff, ((40) >> 24) & 0xff);
381 fprintf(f, "%c%c%c%c", (unsigned char) ((wr) & 0xff),
382 (unsigned char) ((wr) >> 8) & 0xff,
383 (unsigned char) ((wr) >> 16) & 0xff,
384 (unsigned char) ((wr) >> 24) & 0xff);
385 fprintf(f, "%c%c%c%c", (unsigned char) ((hr) & 0xff),
386 (unsigned char) ((hr) >> 8) & 0xff,
387 (unsigned char) ((hr) >> 16) & 0xff,
388 (unsigned char) ((hr) >> 24) & 0xff);
389 fprintf(f, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff);
390 fprintf(f, "%c%c", (24) & 0xff, ((24) >> 8) & 0xff);
391 fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
392 ((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
393 fprintf(f, "%c%c%c%c",
394 (unsigned char) (3 * hr * wr +
395 3 * hr * (wr % 2)) & 0xff,
396 (unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >>
398 (unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >>
400 (unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >>
402 fprintf(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
403 ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
404 fprintf(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
405 ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
406 fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
407 ((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
408 fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
409 ((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
411 for (i = 0; i < wr * hr; i++) {
412 unsigned char R, G, B;
414 // R = img->comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
415 R = img->comps[0].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
416 // G = img->comps[1].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
417 G = img->comps[1].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
418 // B = img->comps[2].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
419 B = img->comps[2].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
420 fprintf(f, "%c%c%c", B, G, R);
422 if ((i + 1) % wr == 0) {
423 for (pad = (3 * wr) % 4 ? 4 - (3 * wr) % 4 : 0; pad > 0; pad--) /* ADD */
428 } else { /* Gray-scale */
430 /* -->> -->> -->> -->>
432 8 bits non code (Gray scale)
434 <<-- <<-- <<-- <<-- */
435 f = fopen(argv[2], "wb");
436 // w = ceildiv(img->x1 - img->x0, img->comps[0].dx);
437 // wr = ceildiv(int_ceildivpow2(img->x1 - img->x0,img->factor), img->comps[0].dx);
439 wr = int_ceildivpow2(img->comps[0].w, img->comps[0].factor);
441 // h = ceildiv(img->y1 - img->y0, img->comps[0].dy);
442 // hr = ceildiv(int_ceildivpow2(img->y1 - img->y0,img->factor), img->comps[0].dy);
444 hr = int_ceildivpow2(img->comps[0].h, img->comps[0].factor);
450 fprintf(f, "%c%c%c%c",
451 (unsigned char) (hr * wr + 54 + 1024 +
452 hr * (wr % 2)) & 0xff,
453 (unsigned char) ((hr * wr + 54 + 1024 + hr * (wr % 2))
455 (unsigned char) ((hr * wr + 54 + 1024 + hr * (wr % 2))
457 (unsigned char) ((hr * wr + 54 + 1024 + wr * (wr % 2))
459 fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
460 ((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
461 fprintf(f, "%c%c%c%c", (54 + 1024) & 0xff,
462 ((54 + 1024) >> 8) & 0xff, ((54 + 1024) >> 16) & 0xff,
463 ((54 + 1024) >> 24) & 0xff);
467 fprintf(f, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff,
468 ((40) >> 16) & 0xff, ((40) >> 24) & 0xff);
469 fprintf(f, "%c%c%c%c", (unsigned char) ((wr) & 0xff),
470 (unsigned char) ((wr) >> 8) & 0xff,
471 (unsigned char) ((wr) >> 16) & 0xff,
472 (unsigned char) ((wr) >> 24) & 0xff);
473 fprintf(f, "%c%c%c%c", (unsigned char) ((hr) & 0xff),
474 (unsigned char) ((hr) >> 8) & 0xff,
475 (unsigned char) ((hr) >> 16) & 0xff,
476 (unsigned char) ((hr) >> 24) & 0xff);
477 fprintf(f, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff);
478 fprintf(f, "%c%c", (8) & 0xff, ((8) >> 8) & 0xff);
479 fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff,
480 ((0) >> 16) & 0xff, ((0) >> 24) & 0xff);
481 fprintf(f, "%c%c%c%c",
482 (unsigned char) (hr * wr + hr * (wr % 2)) & 0xff,
483 (unsigned char) ((hr * wr + hr * (wr % 2)) >> 8) &
485 (unsigned char) ((hr * wr + hr * (wr % 2)) >> 16) &
487 (unsigned char) ((hr * wr + hr * (wr % 2)) >> 24) & 0xff);
488 fprintf(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
489 ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
490 fprintf(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
491 ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
492 fprintf(f, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff,
493 ((256) >> 16) & 0xff, ((256) >> 24) & 0xff);
494 fprintf(f, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff,
495 ((256) >> 16) & 0xff, ((256) >> 24) & 0xff);
498 for (i = 0; i < 256; i++) {
499 fprintf(f, "%c%c%c%c", i, i, i, 0);
502 for (i = 0; i < wr * hr; i++) {
504 // fprintf(f, "%c", img->comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]);
506 img->comps[0].data[w * hr - ((i) / (wr) + 1) * w +
508 /*if (((i + 1) % w == 0 && w % 2))
509 fprintf(f, "%c", 0); */
510 if ((i + 1) % wr == 0) {
511 for (pad = wr % 4 ? 4 - wr % 4 : 0; pad > 0; pad--) /* ADD */