| /* 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. |
| */ |
| |
| |
| |
| #include <openjpeg.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| extern int cslen; // Aggiunta in JPWL (per gestire l'inserimento di RED nella CS!) |
| |
| int ceildiv(int a, int b) |
| { |
| return (a + b - 1) / b; |
| } |
| |
| int main(int argc, char **argv) |
| { |
| FILE *f; |
| char *src, *src_name; |
| char *dest, S1, S2, S3; |
| int len; |
| |
| j2k_image_t img; |
| |
| j2k_cp_t cp; |
| int w, wr, wrr, h, hr, hrr, max; |
| int i, image_type = -1, compno, pad, j; |
| int adjust; |
| jp2_struct_t *jp2_struct; |
| |
| if (argc < 3) { |
| fprintf(stderr, |
| "usage: %s j2k-file image-file [-reduce n]\n", argv[0]); |
| return 1; |
| } |
| |
| f = fopen(argv[1], "rb"); |
| if (!f) { |
| fprintf(stderr, "failed to open %s for reading\n", argv[1]); |
| return 1; |
| } |
| |
| dest = argv[2]; |
| |
| cp.reduce_on = 0; |
| cp.reduce_value = 0; |
| |
| /* OPTION REDUCE IS ACTIVE */ |
| if (argc == 5) { |
| if (strcmp(argv[3], "-reduce")) { |
| fprintf(stderr, |
| "usage: options " "-reduce n" |
| " where n is the factor of reduction [%s]\n", argv[3]); |
| return 1; |
| } |
| cp.reduce_on = 1; |
| sscanf(argv[4], "%d", &cp.reduce_value); |
| } |
| |
| while (*dest) { |
| dest++; |
| } |
| dest--; |
| S3 = *dest; |
| dest--; |
| S2 = *dest; |
| dest--; |
| S1 = *dest; |
| |
| if ((S1 == 'p' && S2 == 'g' && S3 == 'x') |
| || (S1 == 'P' && S2 == 'G' && S3 == 'X')) { |
| image_type = 0; |
| |
| dest--; |
| |
| *dest = '\0'; |
| } |
| |
| 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')) { |
| image_type = 1; |
| } |
| |
| if ((S1 == 'b' && S2 == 'm' && S3 == 'p') |
| || (S1 == 'B' && S2 == 'M' && S3 == 'P')) { |
| image_type = 2; |
| } |
| |
| if (image_type == -1) { |
| fprintf(stderr, |
| "!! Unrecognized format for infile : %c%c%c [accept only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n\n", |
| S1, S2, S3); |
| return 1; |
| } |
| |
| fseek(f, 0, SEEK_END); |
| len = ftell(f); |
| fseek(f, 0, SEEK_SET); |
| src = (char *) malloc(len); |
| fread(src, 1, len, f); |
| fclose(f); |
| |
| src_name = argv[1]; |
| while (*src_name) { |
| src_name++; |
| } |
| src_name--; |
| S3 = *src_name; |
| src_name--; |
| S2 = *src_name; |
| src_name--; |
| S1 = *src_name; |
| |
| /* 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')) { |
| if (!j2k_decode(src, len, &img, &cp)) { |
| fprintf(stderr, "j2k_to_image: failed to decode image!\n"); |
| return 1; |
| } |
| } |
| |
| /* JP2 format */ |
| else if ((S1 == 'j' && S2 == 'p' && S3 == '2') |
| || (S1 == 'J' && S2 == 'P' && S3 == '2')) { |
| jp2_struct = (jp2_struct_t *) malloc(sizeof(jp2_struct_t)); |
| |
| jp2_struct->image = &img; |
| |
| if (jp2_decode(src, len, jp2_struct, &cp)) { |
| fprintf(stderr, "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); |
| } |
| |
| /* JPT format */ |
| else if ((S1 == 'j' && S2 == 'p' && S3 == 't') |
| || (S1 == 'J' && S2 == 'P' && S3 == 'T')) { |
| if (!j2k_decode_jpt_stream(src, len, &img, &cp)) { |
| fprintf(stderr, "j2k_to_image: failed to decode image!\n"); |
| return 1; |
| } |
| } |
| |
| /* otherwise : error */ |
| else { |
| fprintf(stderr, |
| "j2k_to_image : Unknown format image *.%c%c%c [only *.j2k, *.jp2, *.jpc or *.jpt]!! \n", |
| S1, S2, S3); |
| return 1; |
| } |
| |
| src = realloc(src, cslen); // Aggiunta in JPWL per evitare errori di free a causa |
| // della modifica di CS in caso di aggiunta RED! |
| free(src); |
| /* ------------------ CREATE OUT IMAGE WITH THE RIGHT FORMAT ----------------------- */ |
| |
| /* ---------------------------- / */ |
| /* / / */ |
| /* / FORMAT : PNM, PGM or PPM / */ |
| /* / / */ |
| /* ---------------------------- / */ |
| |
| switch (image_type) { |
| case 1: /* PNM PGM PPM */ |
| 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) { |
| f = fopen(argv[2], "wb"); |
| w = ceildiv(img.x1 - img.x0, img.comps[0].dx); |
| // wr = 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 = ceildiv(img.y1 - img.y0, img.comps[0].dy); |
| // hr = 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(f, "P6\n# %d %d %d %d %d\n%d %d\n%d\n", |
| cp.tcps[cp.tileno[0]].tccps[0].numresolutions, w, h, |
| img.comps[0].x0, img.comps[0].y0, wrr, hrr, max); |
| adjust = img.comps[0].prec > 8 ? img.comps[0].prec - 8 : 0; |
| for (i = 0; i < wrr * hrr; i++) { |
| char r, g, b; |
| r = img.comps[0].data[i / wrr * wr + i % wrr]; |
| r += (img.comps[0].sgnd ? 1 << (img.comps[0].prec - 1) : 0); |
| r = r >> adjust; |
| |
| g = img.comps[1].data[i / wrr * wr + i % wrr]; |
| g += (img.comps[1].sgnd ? 1 << (img.comps[1].prec - 1) : 0); |
| g = g >> adjust; |
| |
| b = img.comps[2].data[i / wrr * wr + i % wrr]; |
| b += (img.comps[2].sgnd ? 1 << (img.comps[2].prec - 1) : 0); |
| b = b >> adjust; |
| |
| fprintf(f, "%c%c%c", r, g, b); |
| } |
| free(img.comps[0].data); |
| free(img.comps[1].data); |
| free(img.comps[2].data); |
| fclose(f); |
| } else { |
| for (compno = 0; compno < img.numcomps; compno++) { |
| char name[256]; |
| if (img.numcomps > 1) { |
| sprintf(name, "%d.%s", compno, argv[2]); |
| } else { |
| sprintf(name, "%s", argv[2]); |
| } |
| f = fopen(name, "wb"); |
| w = ceildiv(img.x1 - img.x0, img.comps[compno].dx); |
| // wr = 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 = ceildiv(img.y1 - img.y0, img.comps[compno].dy); |
| // hr = 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(f, "P5\n# %d %d %d %d %d\n%d %d\n%d\n", |
| cp.tcps[cp.tileno[0]].tccps[compno]. |
| numresolutions, w, h, img.comps[compno].x0, |
| img.comps[compno].y0, wrr, hrr, max); |
| adjust = |
| img.comps[compno].prec > 8 ? img.comps[compno].prec - 8 : 0; |
| for (i = 0; i < wrr * hrr; i++) { |
| char l; |
| l = img.comps[compno].data[i / wrr * wr + i % wrr]; |
| l += (img.comps[compno]. |
| sgnd ? 1 << (img.comps[compno].prec - 1) : 0); |
| l = l >> adjust; |
| fprintf(f, "%c", l); |
| } |
| fclose(f); |
| free(img.comps[compno].data); |
| } |
| } |
| break; |
| |
| /* ------------------------ / */ |
| /* / / */ |
| /* / FORMAT : PGX / */ |
| /* / / */ |
| /* /----------------------- / */ |
| case 0: /* PGX */ |
| for (compno = 0; compno < img.numcomps; compno++) { |
| j2k_comp_t *comp = &img.comps[compno]; |
| char name[256]; |
| |
| int nbytes = 0; |
| //if (img.numcomps > 1) |
| sprintf(name, "%s-%d.pgx", argv[2], compno); |
| |
| //else |
| |
| //sprintf(name, "%s.pgx", argv[2]); |
| |
| f = fopen(name, "wb"); |
| // w = ceildiv(img.x1 - img.x0, comp->dx); |
| // wr = 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 = ceildiv(img.y1 - img.y0, comp->dy); |
| // hr = 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(f, "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, f); |
| |
| } |
| } |
| free(img.comps[compno].data); |
| fclose(f); |
| } |
| break; |
| |
| /* ------------------------ / */ |
| /* / / */ |
| /* / FORMAT : BMP / */ |
| /* / / */ |
| /* /----------------------- / */ |
| |
| case 2: /* 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 |
| |
| <<-- <<-- <<-- <<-- */ |
| |
| f = fopen(argv[2], "wb"); |
| // w = ceildiv(img.x1 - img.x0, img.comps[0].dx); |
| // wr = 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 = ceildiv(img.y1 - img.y0, img.comps[0].dy); |
| // hr = 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(f, "BM"); |
| |
| /* FILE HEADER */ |
| /* ------------- */ |
| fprintf(f, "%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(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, |
| ((0) >> 16) & 0xff, ((0) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (54) & 0xff, ((54) >> 8) & 0xff, |
| ((54) >> 16) & 0xff, ((54) >> 24) & 0xff); |
| |
| /* INFO HEADER */ |
| /* ------------- */ |
| fprintf(f, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff, |
| ((40) >> 16) & 0xff, ((40) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (unsigned char) ((wr) & 0xff), |
| (unsigned char) ((wr) >> 8) & 0xff, |
| (unsigned char) ((wr) >> 16) & 0xff, |
| (unsigned char) ((wr) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (unsigned char) ((hr) & 0xff), |
| (unsigned char) ((hr) >> 8) & 0xff, |
| (unsigned char) ((hr) >> 16) & 0xff, |
| (unsigned char) ((hr) >> 24) & 0xff); |
| fprintf(f, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff); |
| fprintf(f, "%c%c", (24) & 0xff, ((24) >> 8) & 0xff); |
| fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, |
| ((0) >> 16) & 0xff, ((0) >> 24) & 0xff); |
| fprintf(f, "%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(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff, |
| ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff, |
| ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, |
| ((0) >> 16) & 0xff, ((0) >> 24) & 0xff); |
| fprintf(f, "%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(f, "%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(f, "%c", 0); |
| } |
| } |
| fclose(f); |
| free(img.comps[1].data); |
| free(img.comps[2].data); |
| } else { /* Gray-scale */ |
| |
| /* -->> -->> -->> -->> |
| |
| 8 bits non code (Gray scale) |
| |
| <<-- <<-- <<-- <<-- */ |
| f = fopen(argv[2], "wb"); |
| // w = ceildiv(img.x1 - img.x0, img.comps[0].dx); |
| // wr = 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 = ceildiv(img.y1 - img.y0, img.comps[0].dy); |
| // hr = 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(f, "BM"); |
| |
| /* FILE HEADER */ |
| /* ------------- */ |
| fprintf(f, "%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(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, |
| ((0) >> 16) & 0xff, ((0) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (54 + 1024) & 0xff, |
| ((54 + 1024) >> 8) & 0xff, ((54 + 1024) >> 16) & 0xff, |
| ((54 + 1024) >> 24) & 0xff); |
| |
| /* INFO HEADER */ |
| /* ------------- */ |
| fprintf(f, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff, |
| ((40) >> 16) & 0xff, ((40) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (unsigned char) ((wr) & 0xff), |
| (unsigned char) ((wr) >> 8) & 0xff, |
| (unsigned char) ((wr) >> 16) & 0xff, |
| (unsigned char) ((wr) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (unsigned char) ((hr) & 0xff), |
| (unsigned char) ((hr) >> 8) & 0xff, |
| (unsigned char) ((hr) >> 16) & 0xff, |
| (unsigned char) ((hr) >> 24) & 0xff); |
| fprintf(f, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff); |
| fprintf(f, "%c%c", (8) & 0xff, ((8) >> 8) & 0xff); |
| fprintf(f, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, |
| ((0) >> 16) & 0xff, ((0) >> 24) & 0xff); |
| fprintf(f, "%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(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff, |
| ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff, |
| ((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff, |
| ((256) >> 16) & 0xff, ((256) >> 24) & 0xff); |
| fprintf(f, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff, |
| ((256) >> 16) & 0xff, ((256) >> 24) & 0xff); |
| } |
| |
| for (i = 0; i < 256; i++) { |
| fprintf(f, "%c%c%c%c", i, i, i, 0); |
| } |
| |
| for (i = 0; i < wr * hr; i++) { |
| /* a modifier !! */ |
| // fprintf(f, "%c", img.comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]); |
| fprintf(f, "%c", |
| img.comps[0].data[w * hr - ((i) / (wr) + 1) * w + |
| (i) % (wr)]); |
| /*if (((i + 1) % w == 0 && w % 2)) |
| fprintf(f, "%c", 0); */ |
| if ((i + 1) % wr == 0) { |
| for (pad = wr % 4 ? 4 - wr % 4 : 0; pad > 0; pad--) /* ADD */ |
| fprintf(f, "%c", 0); |
| } |
| } |
| fclose(f); |
| free(img.comps[0].data); |
| break; |
| default: |
| break; |
| } |
| |
| return 0; |
| } |