| 1 |
|
/* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
|
|
1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
| 2 |
2 |
*
|
| 3 |
3 |
* Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
|
| 4 |
4 |
*
|
| ... | ... | |
| 18 |
18 |
*/
|
| 19 |
19 |
#include <stdio.h>
|
| 20 |
20 |
#include <errno.h>
|
|
21 |
#include <math.h>
|
|
22 |
#include <getopt.h>
|
| 21 |
23 |
|
| 22 |
24 |
#include "main.h"
|
| 23 |
25 |
#include "platform.h"
|
| ... | ... | |
| 255 |
257 |
}
|
| 256 |
258 |
}
|
| 257 |
259 |
|
| 258 |
|
static FILE *my_fopen_read(char *filename) {
|
|
260 |
static FILE *my_fopen_read(const char *filename) {
|
| 259 |
261 |
if (filename == NULL || strcmp(filename, "-") == 0) {
|
| 260 |
262 |
return stdin;
|
| 261 |
263 |
}
|
| 262 |
264 |
return fopen(filename, "rb");
|
| 263 |
265 |
}
|
| 264 |
266 |
|
| 265 |
|
static FILE *my_fopen_write(char *filename) {
|
|
267 |
static FILE *my_fopen_write(const char *filename) {
|
| 266 |
268 |
if (filename == NULL || strcmp(filename, "-") == 0) {
|
| 267 |
269 |
return stdout;
|
| 268 |
270 |
}
|
| ... | ... | |
| 270 |
272 |
}
|
| 271 |
273 |
|
| 272 |
274 |
/* close a file, but do nothing is filename is NULL or "-" */
|
| 273 |
|
static void my_fclose(FILE *f, char *filename) {
|
|
275 |
static void my_fclose(FILE *f, const char *filename) {
|
| 274 |
276 |
if (filename == NULL || strcmp(filename, "-") == 0) {
|
| 275 |
277 |
return;
|
| 276 |
278 |
}
|
| ... | ... | |
| 337 |
339 |
return;
|
| 338 |
340 |
}
|
| 339 |
341 |
|
| 340 |
|
static void dopts() {
|
|
342 |
struct pageformat_s {
|
|
343 |
char *name;
|
|
344 |
int w, h;
|
|
345 |
};
|
|
346 |
typedef struct pageformat_s pageformat_t;
|
|
347 |
|
|
348 |
/* dimensions of the various page formats, in postscript points */
|
|
349 |
static pageformat_t pageformat[] = {
|
|
350 |
{ "a4", 595, 842 },
|
|
351 |
{ "a3", 842, 1191 },
|
|
352 |
{ "a5", 421, 595 },
|
|
353 |
{ "b5", 516, 729 },
|
|
354 |
{ "letter", 612, 792 },
|
|
355 |
{ "legal", 612, 1008 },
|
|
356 |
{ "tabloid", 792, 1224 },
|
|
357 |
{ "statement", 396, 612 },
|
|
358 |
{ "executive", 540, 720 },
|
|
359 |
{ "folio", 612, 936 },
|
|
360 |
{ "quarto", 610, 780 },
|
|
361 |
{ "10x14", 720, 1008 },
|
|
362 |
{ NULL, 0, 0 },
|
|
363 |
};
|
|
364 |
|
|
365 |
struct turnpolicy_s {
|
|
366 |
char *name;
|
|
367 |
int n;
|
|
368 |
};
|
|
369 |
typedef struct turnpolicy_s turnpolicy_t;
|
|
370 |
|
|
371 |
/* names of turn policies */
|
|
372 |
static turnpolicy_t turnpolicy[] = {
|
|
373 |
{"black", POTRACE_TURNPOLICY_BLACK},
|
|
374 |
{"white", POTRACE_TURNPOLICY_WHITE},
|
|
375 |
{"left", POTRACE_TURNPOLICY_LEFT},
|
|
376 |
{"right", POTRACE_TURNPOLICY_RIGHT},
|
|
377 |
{"minority", POTRACE_TURNPOLICY_MINORITY},
|
|
378 |
{"majority", POTRACE_TURNPOLICY_MAJORITY},
|
|
379 |
{"random", POTRACE_TURNPOLICY_RANDOM},
|
|
380 |
{NULL, 0},
|
|
381 |
};
|
|
382 |
|
|
383 |
static dim_t parse_dimension(char *s, char **endptr) {
|
|
384 |
char *p;
|
|
385 |
dim_t res;
|
|
386 |
|
|
387 |
res.x = strtod(s, &p);
|
|
388 |
res.d = 0;
|
|
389 |
if (p!=s) {
|
|
390 |
if (!strncasecmp(p, "in", 2)) {
|
|
391 |
res.d = DIM_IN;
|
|
392 |
p += 2;
|
|
393 |
} else if (!strncasecmp(p, "cm", 2)) {
|
|
394 |
res.d = DIM_CM;
|
|
395 |
p += 2;
|
|
396 |
} else if (!strncasecmp(p, "mm", 2)) {
|
|
397 |
res.d = DIM_MM;
|
|
398 |
p += 2;
|
|
399 |
} else if (!strncasecmp(p, "pt", 2)) {
|
|
400 |
res.d = DIM_PT;
|
|
401 |
p += 2;
|
|
402 |
}
|
|
403 |
}
|
|
404 |
if (endptr!=NULL) {
|
|
405 |
*endptr = p;
|
|
406 |
}
|
|
407 |
return res;
|
|
408 |
}
|
|
409 |
|
|
410 |
/* parse a pair of dimensions, such as "8.5x11in", "30mmx4cm" */
|
|
411 |
static void parse_dimensions(char *s, char **endptr, dim_t *dxp, dim_t *dyp) {
|
|
412 |
char *p, *q;
|
|
413 |
dim_t dx, dy;
|
|
414 |
|
|
415 |
dx = parse_dimension(s, &p);
|
|
416 |
if (p==s) {
|
|
417 |
goto fail;
|
|
418 |
}
|
|
419 |
if (*p != 'x') {
|
|
420 |
goto fail;
|
|
421 |
}
|
|
422 |
p++;
|
|
423 |
dy = parse_dimension(p, &q);
|
|
424 |
if (q==p) {
|
|
425 |
goto fail;
|
|
426 |
}
|
|
427 |
if (dx.d && !dy.d) {
|
|
428 |
dy.d = dx.d;
|
|
429 |
} else if (!dx.d && dy.d) {
|
|
430 |
dx.d = dy.d;
|
|
431 |
}
|
|
432 |
*dxp = dx;
|
|
433 |
*dyp = dy;
|
|
434 |
if (endptr != NULL) {
|
|
435 |
*endptr = q;
|
|
436 |
}
|
|
437 |
return;
|
|
438 |
|
|
439 |
fail:
|
|
440 |
dx.x = dx.d = dy.x = dy.d = 0;
|
|
441 |
*dxp = dx;
|
|
442 |
*dyp = dy;
|
|
443 |
if (endptr != NULL) {
|
|
444 |
*endptr = s;
|
|
445 |
}
|
|
446 |
return;
|
|
447 |
}
|
|
448 |
|
|
449 |
#define OPT_GROUP 300
|
|
450 |
#define OPT_OPAQUE 301
|
|
451 |
#define OPT_FILLCOLOR 302
|
|
452 |
#define OPT_PROGRESS 303
|
|
453 |
|
|
454 |
static struct option longopts[] = {
|
|
455 |
{"help", 0, 0, 'h'},
|
|
456 |
{"version", 0, 0, 'v'},
|
|
457 |
{"license", 0, 0, 'l'},
|
|
458 |
{"show-defaults", 0, 0, 'V'},
|
|
459 |
{"progress", 0, 0, OPT_PROGRESS},
|
|
460 |
{"width", 1, 0, 'W'},
|
|
461 |
{"height", 1, 0, 'H'},
|
|
462 |
{"resolution", 1, 0, 'r'},
|
|
463 |
{"scale", 1, 0, 'x'},
|
|
464 |
{"stretch", 1, 0, 'S'},
|
|
465 |
{"margin", 1, 0, 'M'},
|
|
466 |
{"leftmargin", 1, 0, 'L'},
|
|
467 |
{"rightmargin", 1, 0, 'R'},
|
|
468 |
{"topmargin", 1, 0, 'T'},
|
|
469 |
{"bottommargin", 1, 0, 'B'},
|
|
470 |
{"rotate", 1, 0, 'A'},
|
|
471 |
{"pagesize", 1, 0, 'P'},
|
|
472 |
{"turdsize", 1, 0, 't'},
|
|
473 |
{"unit", 1, 0, 'u'},
|
|
474 |
{"cleartext", 0, 0, 'c'},
|
|
475 |
{"level2", 0, 0, '2'},
|
|
476 |
{"level3", 0, 0, '3'},
|
|
477 |
{"eps", 0, 0, 'e'},
|
|
478 |
{"postscript", 0, 0, 'p'},
|
|
479 |
{"svg", 0, 0, 's'},
|
|
480 |
{"pgm", 0, 0, 'g'},
|
|
481 |
{"backend", 1, 0, 'b'},
|
|
482 |
{"debug", 1, 0, 'd'},
|
|
483 |
{"color", 1, 0, 'C'},
|
|
484 |
{"fillcolor", 1, 0, OPT_FILLCOLOR},
|
|
485 |
{"turnpolicy", 1, 0, 'z'},
|
|
486 |
{"gamma", 1, 0, 'G'},
|
|
487 |
{"longcurve", 0, 0, 'n'},
|
|
488 |
{"longcoding", 0, 0, 'q'},
|
|
489 |
{"alphamax", 1, 0, 'a'},
|
|
490 |
{"opttolerance", 1, 0, 'O'},
|
|
491 |
{"output", 1, 0, 'o'},
|
|
492 |
{"blacklevel", 1, 0, 'k'},
|
|
493 |
{"invert", 0, 0, 'i'},
|
|
494 |
{"opaque", 0, 0, OPT_OPAQUE},
|
|
495 |
{"group", 0, 0, OPT_GROUP},
|
|
496 |
|
|
497 |
{0, 0, 0, 0}
|
|
498 |
};
|
|
499 |
|
|
500 |
static char *shortopts = "hvlVW:H:r:x:S:M:L:R:T:B:A:P:t:u:c23epsgb:d:C:z:G:nqa:O:o:k:i";
|
|
501 |
|
|
502 |
static void dopts(int ac, char *av[]) {
|
| 341 |
503 |
int c;
|
| 342 |
504 |
char *p;
|
| 343 |
505 |
int i, j, r;
|
| ... | ... | |
| 380 |
542 |
info.group = 0;
|
| 381 |
543 |
info.fillcolor = 0xffffff;
|
| 382 |
544 |
info.progress = 0;
|
| 383 |
|
}
|
| 384 |
545 |
|
| 385 |
|
/* ---------------------------------------------------------------------- */
|
| 386 |
|
/* Process one infile */
|
|
546 |
while ((c = getopt_long(ac, av, shortopts, longopts, NULL)) != -1) {
|
|
547 |
switch (c) {
|
|
548 |
case 'h':
|
|
549 |
fprintf(stdout, ""POTRACE" "VERSION". Transforms bitmaps into vector graphics.\n\n");
|
|
550 |
usage(stdout);
|
|
551 |
exit(0);
|
|
552 |
break;
|
|
553 |
case 'v':
|
|
554 |
fprintf(stdout, ""POTRACE" "VERSION". Copyright (C) 2001-2007 Peter Selinger.\n");
|
|
555 |
fprintf(stdout, "Library version: %s\n", potrace_version());
|
|
556 |
exit(0);
|
|
557 |
break;
|
|
558 |
case 'l':
|
|
559 |
fprintf(stdout, ""POTRACE" "VERSION". Copyright (C) 2001-2007 Peter Selinger.\n\n");
|
|
560 |
license(stdout);
|
|
561 |
exit(0);
|
|
562 |
break;
|
|
563 |
case 'V':
|
|
564 |
fprintf(stdout, ""POTRACE" "VERSION". Copyright (C) 2001-2007 Peter Selinger.\n");
|
|
565 |
show_defaults(stdout);
|
|
566 |
exit(0);
|
|
567 |
break;
|
|
568 |
case OPT_PROGRESS:
|
|
569 |
info.progress = 1;
|
|
570 |
break;
|
|
571 |
case 'W':
|
|
572 |
info.width_d = parse_dimension(optarg, &p);
|
|
573 |
if (*p) {
|
|
574 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
575 |
exit(1);
|
|
576 |
}
|
|
577 |
break;
|
|
578 |
case 'H':
|
|
579 |
info.height_d = parse_dimension(optarg, &p);
|
|
580 |
if (*p) {
|
|
581 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
582 |
exit(1);
|
|
583 |
}
|
|
584 |
break;
|
|
585 |
case 'r':
|
|
586 |
parse_dimensions(optarg, &p, &dimx, &dimy);
|
|
587 |
if (*p == 0 && dimx.d == 0 && dimy.d == 0) {
|
|
588 |
info.rx = dimx.x;
|
|
589 |
info.ry = dimy.x;
|
|
590 |
break;
|
|
591 |
}
|
|
592 |
dim = parse_dimension(optarg, &p);
|
|
593 |
if (*p == 0 && dim.d == 0) {
|
|
594 |
info.rx = info.ry = dim.x;
|
|
595 |
break;
|
|
596 |
}
|
|
597 |
fprintf(stderr, ""POTRACE": invalid resolution -- %s\n", optarg);
|
|
598 |
exit(1);
|
|
599 |
break;
|
|
600 |
case 'x':
|
|
601 |
parse_dimensions(optarg, &p, &dimx, &dimy);
|
|
602 |
if (*p == 0 && dimx.d == 0 && dimy.d == 0) {
|
|
603 |
info.sx = dimx.x;
|
|
604 |
info.sy = dimy.x;
|
|
605 |
break;
|
|
606 |
}
|
|
607 |
dim = parse_dimension(optarg, &p);
|
|
608 |
if (*p == 0 && dim.d == 0) {
|
|
609 |
info.sx = info.sy = dim.x;
|
|
610 |
break;
|
|
611 |
}
|
|
612 |
fprintf(stderr, ""POTRACE": invalid scaling factor -- %s\n", optarg);
|
|
613 |
exit(1);
|
|
614 |
break;
|
|
615 |
case 'S':
|
|
616 |
info.stretch = atof(optarg);
|
|
617 |
break;
|
|
618 |
case 'M':
|
|
619 |
info.lmar_d = parse_dimension(optarg, &p);
|
|
620 |
if (*p) {
|
|
621 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
622 |
exit(1);
|
|
623 |
}
|
|
624 |
info.rmar_d = info.tmar_d = info.bmar_d = info.lmar_d;
|
|
625 |
break;
|
|
626 |
case 'L':
|
|
627 |
info.lmar_d = parse_dimension(optarg, &p);
|
|
628 |
if (*p) {
|
|
629 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
630 |
exit(1);
|
|
631 |
}
|
|
632 |
break;
|
|
633 |
case 'R':
|
|
634 |
info.rmar_d = parse_dimension(optarg, &p);
|
|
635 |
if (*p) {
|
|
636 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
637 |
exit(1);
|
|
638 |
}
|
|
639 |
break;
|
|
640 |
case 'T':
|
|
641 |
info.tmar_d = parse_dimension(optarg, &p);
|
|
642 |
if (*p) {
|
|
643 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
644 |
exit(1);
|
|
645 |
}
|
|
646 |
break;
|
|
647 |
case 'B':
|
|
648 |
info.bmar_d = parse_dimension(optarg, &p);
|
|
649 |
if (*p) {
|
|
650 |
fprintf(stderr, ""POTRACE": invalid dimension -- %s\n", optarg);
|
|
651 |
exit(1);
|
|
652 |
}
|
|
653 |
break;
|
|
654 |
case 'A':
|
|
655 |
info.angle = strtod(optarg, &p);
|
|
656 |
if (*p) {
|
|
657 |
fprintf(stderr, ""POTRACE": invalid angle -- %s\n", optarg);
|
|
658 |
exit(1);
|
|
659 |
}
|
|
660 |
break;
|
|
661 |
case 'P':
|
|
662 |
matches = 0;
|
|
663 |
bestmatch = 0;
|
|
664 |
for (i=0; pageformat[i].name!=NULL; i++) {
|
|
665 |
if (strcasecmp(pageformat[i].name, optarg)==0) {
|
|
666 |
matches = 1;
|
|
667 |
bestmatch = i;
|
|
668 |
break;
|
|
669 |
} else if (strncasecmp(pageformat[i].name, optarg, strlen(optarg))==0) {
|
|
670 |
/* don't allow partial match on "10x14" */
|
|
671 |
if (optarg[0] != '1') {
|
|
672 |
matches++;
|
|
673 |
bestmatch = i;
|
|
674 |
}
|
|
675 |
}
|
|
676 |
}
|
|
677 |
if (matches == 1) {
|
|
678 |
info.paperwidth = pageformat[bestmatch].w;
|
|
679 |
info.paperheight = pageformat[bestmatch].h;
|
|
680 |
break;
|
|
681 |
}
|
|
682 |
parse_dimensions(optarg, &p, &dimx, &dimy);
|
|
683 |
if (*p == 0) {
|
|
684 |
info.paperwidth = (int)rint(double_of_dim(dimx, DEFAULT_DIM));
|
|
685 |
info.paperheight = (int)rint(double_of_dim(dimy, DEFAULT_DIM));
|
|
686 |
break;
|
|
687 |
}
|
|
688 |
if (matches == 0) {
|
|
689 |
fprintf(stderr, ""POTRACE": unrecognized page format -- %s\n", optarg);
|
|
690 |
} else {
|
|
691 |
fprintf(stderr, ""POTRACE": ambiguous page format -- %s\n", optarg);
|
|
692 |
}
|
|
693 |
j = fprintf(stderr, "Use one of: ");
|
|
694 |
for (i=0; pageformat[i].name!=NULL; i++) {
|
|
695 |
if (j + strlen(pageformat[i].name) > 75) {
|
|
696 |
fprintf(stderr, "\n");
|
|
697 |
j = 0;
|
|
698 |
}
|
|
699 |
j += fprintf(stderr, "%s, ", pageformat[i].name);
|
|
700 |
}
|
|
701 |
fprintf(stderr, "or specify <dim>x<dim>.\n");
|
|
702 |
exit(1);
|
|
703 |
break;
|
|
704 |
case 't':
|
|
705 |
info.param->turdsize = atoi(optarg);
|
|
706 |
break;
|
|
707 |
case 'u':
|
|
708 |
info.unit = strtod(optarg, &p);
|
|
709 |
if (*p) {
|
|
710 |
fprintf(stderr, ""POTRACE": invalid unit -- %s\n", optarg);
|
|
711 |
exit(1);
|
|
712 |
}
|
|
713 |
break;
|
|
714 |
case 'c':
|
|
715 |
info.pslevel = 2;
|
|
716 |
info.compress = 0;
|
|
717 |
break;
|
|
718 |
case '2':
|
|
719 |
info.pslevel = 2;
|
|
720 |
info.compress = 1;
|
|
721 |
break;
|
|
722 |
case '3':
|
|
723 |
#ifdef HAVE_ZLIB
|
|
724 |
info.pslevel = 3;
|
|
725 |
info.compress = 1;
|
|
726 |
#else
|
|
727 |
fprintf(stderr, ""POTRACE": option -3 not supported, using -2 instead.\n");
|
|
728 |
info.pslevel = 2;
|
|
729 |
info.compress = 1;
|
|
730 |
#endif
|
|
731 |
break;
|
|
732 |
case 'd':
|
|
733 |
info.debug = atoi(optarg);
|
|
734 |
break;
|
|
735 |
case 'C':
|
|
736 |
info.color = parse_color(optarg);
|
|
737 |
if (info.color == -1) {
|
|
738 |
fprintf(stderr, ""POTRACE": invalid color -- %s\n", optarg);
|
|
739 |
exit(1);
|
|
740 |
}
|
|
741 |
break;
|
|
742 |
case OPT_FILLCOLOR:
|
|
743 |
info.fillcolor = parse_color(optarg);
|
|
744 |
if (info.fillcolor == -1) {
|
|
745 |
fprintf(stderr, ""POTRACE": invalid color -- %s\n", optarg);
|
|
746 |
exit(1);
|
|
747 |
}
|
|
748 |
info.opaque = 1;
|
|
749 |
break;
|
|
750 |
case 'z':
|
|
751 |
matches = 0;
|
|
752 |
bestmatch = 0;
|
|
753 |
for (i=0; turnpolicy[i].name!=NULL; i++) {
|
|
754 |
if (strcasecmp(turnpolicy[i].name, optarg)==0) {
|
|
755 |
matches = 1;
|
|
756 |
bestmatch = i;
|
|
757 |
break;
|
|
758 |
} else if (strncasecmp(turnpolicy[i].name, optarg, strlen(optarg))==0) {
|
|
759 |
matches++;
|
|
760 |
bestmatch = i;
|
|
761 |
}
|
|
762 |
}
|
|
763 |
if (matches == 1) {
|
|
764 |
info.param->turnpolicy = turnpolicy[bestmatch].n;
|
|
765 |
break;
|
|
766 |
}
|
|
767 |
if (matches == 0) {
|
|
768 |
fprintf(stderr, ""POTRACE": unrecognized turnpolicy -- %s\n", optarg);
|
|
769 |
} else {
|
|
770 |
fprintf(stderr, ""POTRACE": ambiguous turnpolicy -- %s\n", optarg);
|
|
771 |
}
|
|
772 |
j = fprintf(stderr, "Use one of: ");
|
|
773 |
for (i=0; turnpolicy[i].name!=NULL; i++) {
|
|
774 |
if (j + strlen(turnpolicy[i].name) > 75) {
|
|
775 |
fprintf(stderr, "\n");
|
|
776 |
j = 0;
|
|
777 |
}
|
|
778 |
j += fprintf(stderr, "%s%s", turnpolicy[i].name, turnpolicy[i+1].name ? ", " : "");
|
|
779 |
}
|
|
780 |
fprintf(stderr, ".\n");
|
|
781 |
exit(1);
|
|
782 |
break;
|
|
783 |
case 'G':
|
|
784 |
info.gamma = atof(optarg);
|
|
785 |
break;
|
|
786 |
case 'n':
|
|
787 |
info.param->opticurve = 0;
|
|
788 |
break;
|
|
789 |
case 'q':
|
|
790 |
info.longcoding = 1;
|
|
791 |
break;
|
|
792 |
case 'a':
|
|
793 |
info.param->alphamax = strtod(optarg, &p);
|
| 387 |
794 |
|
| 388 |
|
/* Process one or more bitmaps from fin, and write the results to fout
|
| 389 |
|
using the page_f function of the appropriate backend. */
|
| 390 |
|
|
| 391 |
|
static void process_file(backend_t *b, const char *infile, const char *outfile, FILE *fin, FILE *fout) {
|
| 392 |
|
int r;
|
| 393 |
|
potrace_bitmap_t *bm = NULL;
|
| 394 |
|
imginfo_t imginfo;
|
| 395 |
|
int eof_flag = 0; /* to indicate premature eof */
|
| 396 |
|
int count; /* number of bitmaps successfully processed, this file */
|
| 397 |
|
potrace_state_t *st;
|
| 398 |
|
simple_progress_t progress_data;
|
| 399 |
|
|
| 400 |
|
for (count = 0;; count++) {
|
| 401 |
|
/* read a bitmap */
|
| 402 |
|
r = bm_read(fin, info.blacklevel, &bm);
|
| 403 |
|
switch (r) {
|
| 404 |
|
case -1: /* system error */
|
| 405 |
|
fprintf(stderr, ""POTRACE": %s: %s\n", infile, strerror(errno));
|
| 406 |
|
exit(2);
|
| 407 |
|
case -2: /* corrupt file format */
|
| 408 |
|
fprintf(stderr, ""POTRACE": %s: file format error: %s\n", infile, bm_read_error);
|
| 409 |
|
exit(2);
|
| 410 |
|
case -3: /* empty file */
|
| 411 |
|
if (count > 0) { /* end of file */
|
| 412 |
|
return;
|
|
795 |
if (*p) {
|
|
796 |
fprintf(stderr, ""POTRACE": invalid alphamax -- %s\n", optarg);
|
|
797 |
exit(1);
|
| 413 |
798 |
}
|
| 414 |
|
fprintf(stderr, ""POTRACE": %s: empty file\n", infile);
|
| 415 |
|
exit(2);
|
| 416 |
|
case -4: /* wrong magic */
|
| 417 |
|
if (count > 0) {
|
| 418 |
|
fprintf(stderr, ""POTRACE": %s: warning: junk at end of file\n", infile);
|
| 419 |
|
return;
|
|
799 |
break;
|
|
800 |
case 'O':
|
|
801 |
info.param->opttolerance = strtod(optarg, &p);
|
|
802 |
if (*p) {
|
|
803 |
fprintf(stderr, ""POTRACE": invalid opttolerance -- %s\n", optarg);
|
|
804 |
exit(1);
|
| 420 |
805 |
}
|
| 421 |
|
fprintf(stderr, ""POTRACE": %s: file format not recognized\n", infile);
|
| 422 |
|
fprintf(stderr, "Possible input file formats are: pnm (pbm, pgm, ppm), bmp.\n");
|
| 423 |
|
exit(2);
|
| 424 |
|
case 1: /* unexpected end of file */
|
| 425 |
|
fprintf(stderr, ""POTRACE": warning: %s: premature end of file\n", infile);
|
| 426 |
|
eof_flag = 1;
|
| 427 |
806 |
break;
|
|
807 |
case 'o':
|
|
808 |
free(info.outfile);
|
|
809 |
info.outfile = strdup(optarg);
|
|
810 |
break;
|
|
811 |
case 'k':
|
|
812 |
info.blacklevel = strtod(optarg, &p);
|
|
813 |
if (*p) {
|
|
814 |
fprintf(stderr, ""POTRACE": invalid blacklevel -- %s\n", optarg);
|
|
815 |
exit(1);
|
|
816 |
}
|
|
817 |
break;
|
|
818 |
case 'i':
|
|
819 |
info.invert = 1;
|
|
820 |
break;
|
|
821 |
case OPT_OPAQUE:
|
|
822 |
info.opaque = 1;
|
|
823 |
break;
|
|
824 |
case OPT_GROUP:
|
|
825 |
info.group = 1;
|
|
826 |
break;
|
|
827 |
case '?':
|
|
828 |
fprintf(stderr, "Try --help for more info\n");
|
|
829 |
exit(1);
|
|
830 |
break;
|
|
831 |
default:
|
|
832 |
fprintf(stderr, ""POTRACE": Unimplemented option -- %c\n", c);
|
|
833 |
exit(1);
|
| 428 |
834 |
}
|
| 429 |
|
|
| 430 |
|
/* prepare progress bar, if requested */
|
| 431 |
|
if (info.progress) {
|
| 432 |
|
init_progress(&info.param->progress, &progress_data, infile, count);
|
| 433 |
|
} else {
|
| 434 |
|
info.param->progress.callback = NULL;
|
| 435 |
|
}
|
| 436 |
|
|
| 437 |
|
if (info.invert) {
|
| 438 |
|
bm_invert(bm);
|
| 439 |
|
}
|
| 440 |
|
|
| 441 |
|
/* process the image */
|
| 442 |
|
st = potrace_trace(info.param, bm);
|
| 443 |
|
if (!st || st->status != POTRACE_STATUS_OK) {
|
| 444 |
|
fprintf(stderr, ""POTRACE": %s: %s\n", infile, strerror(errno));
|
| 445 |
|
exit(2);
|
| 446 |
|
}
|
| 447 |
|
|
| 448 |
|
/* calculate image dimensions */
|
| 449 |
|
imginfo.pixwidth = bm->w;
|
| 450 |
|
imginfo.pixheight = bm->h;
|
| 451 |
|
calc_dimensions(&imginfo);
|
| 452 |
|
|
| 453 |
|
bm_free(bm);
|
| 454 |
|
|
| 455 |
|
r = b->page_f(fout, st->plist, &imginfo);
|
| 456 |
|
if (r) {
|
| 457 |
|
fprintf(stderr, ""POTRACE": %s: %s\n", outfile, strerror(errno));
|
| 458 |
|
exit(2);
|
| 459 |
|
}
|
| 460 |
|
|
| 461 |
|
potrace_state_free(st);
|
| 462 |
|
|
| 463 |
|
if (info.progress) {
|
| 464 |
|
fprintf(stderr, "\n");
|
| 465 |
|
}
|
| 466 |
|
|
| 467 |
|
if (eof_flag || !b->multi) {
|
| 468 |
|
return;
|
| 469 |
|
}
|
| 470 |
835 |
}
|
| 471 |
|
/* not reached */
|
|
836 |
info.infiles = &av[optind];
|
|
837 |
info.infilecount = ac-optind;
|
| 472 |
838 |
}
|
| 473 |
839 |
|
| 474 |
840 |
static double* showList(potrace_path_t *plist) {
|
| ... | ... | |
| 553 |
919 |
return memory;
|
| 554 |
920 |
}
|
| 555 |
921 |
|
| 556 |
|
static double* process_buffer(backend_t *b, const long *inbuffer, int width, int height) {
|
|
922 |
static double* process_buffer(const long *inbuffer, int width, int height) {
|
| 557 |
923 |
int r;
|
| 558 |
924 |
double *memory;
|
| 559 |
925 |
potrace_bitmap_t *bm = NULL;
|
| ... | ... | |
| 562 |
928 |
potrace_state_t *st;
|
| 563 |
929 |
simple_progress_t progress_data;
|
| 564 |
930 |
|
| 565 |
|
bm = (potrace_bitmap_t *) malloc(sizeof(potrace_bitmap_t));
|
|
931 |
bm = (potrace_bitmap_t *) malloc (sizeof(potrace_bitmap_t));
|
| 566 |
932 |
bm->w = width;
|
| 567 |
933 |
bm->h = height;
|
| 568 |
934 |
int dy = (width + 32 - 1) / 32;
|
| 569 |
935 |
bm->dy = dy;
|
| 570 |
936 |
|
| 571 |
|
bm->map = inbuffer;
|
|
937 |
bm->map = (potrace_word *) inbuffer;
|
| 572 |
938 |
|
| 573 |
939 |
/* prepare progress bar, if requested */
|
| 574 |
940 |
info.param->progress.callback = NULL;
|
| ... | ... | |
| 578 |
944 |
bm_invert(bm);
|
| 579 |
945 |
|
| 580 |
946 |
/* process the image */
|
|
947 |
|
| 581 |
948 |
st = potrace_trace(info.param, bm);
|
| 582 |
949 |
if (!st || st->status != POTRACE_STATUS_OK) {
|
| 583 |
950 |
fprintf(stderr, ""POTRACE": %s\n", strerror(errno));
|
| ... | ... | |
| 601 |
968 |
return memory;
|
| 602 |
969 |
}
|
| 603 |
970 |
|
| 604 |
|
#define TRY(x) if (x) goto try_error
|
| 605 |
|
|
| 606 |
|
void vectorizar(const char *filein, const char *fileout) {
|
| 607 |
|
backend_t *b; /* backend info */
|
| 608 |
|
FILE *fin, *fout;
|
| 609 |
|
|
| 610 |
|
printf("potrace_raster.c: vectorizar()\n");
|
| 611 |
|
printf("potrace_raster.c: filein: %s\n", filein);
|
| 612 |
|
printf("potrace_raster.c: fileout: %s\n", fileout);
|
| 613 |
|
|
|
971 |
double* vectorizarBuffer(const long *bufferIn, int width, int height, int argc, char *argv[]) {
|
| 614 |
972 |
/* platform-specific initializations, e.g., set file i/o to binary */
|
| 615 |
973 |
platform_init();
|
| 616 |
974 |
|
| 617 |
|
/* process options */
|
| 618 |
|
dopts();
|
|
975 |
// Reiniciar el contador externo de los parametros
|
|
976 |
optind = 1;
|
| 619 |
977 |
|
| 620 |
|
b = info.backend;
|
| 621 |
|
if (b == NULL) {
|
| 622 |
|
fprintf(stderr, ""POTRACE": internal error: selected backend not found\n");
|
| 623 |
|
exit(1);
|
| 624 |
|
}
|
| 625 |
|
|
| 626 |
|
fout = my_fopen_write(fileout);
|
| 627 |
|
if (!fout) {
|
| 628 |
|
fprintf(stderr, ""POTRACE": %s: %s\n", fileout, strerror(errno));
|
| 629 |
|
exit(2);
|
| 630 |
|
}
|
| 631 |
|
if (b->init_f) {
|
| 632 |
|
TRY(b->init_f(fout));
|
| 633 |
|
}
|
| 634 |
|
|
| 635 |
|
fin = my_fopen_read(filein);
|
| 636 |
|
if (!fin) {
|
| 637 |
|
fprintf(stderr, ""POTRACE": %s: %s\n", filein, strerror(errno));
|
| 638 |
|
exit(2);
|
| 639 |
|
}
|
| 640 |
|
|
| 641 |
|
process_file(b, filein, fileout, fin, fout);
|
| 642 |
|
my_fclose(fin, filein);
|
| 643 |
|
|
| 644 |
|
if (b->term_f) {
|
| 645 |
|
TRY(b->term_f(fout));
|
| 646 |
|
}
|
| 647 |
|
my_fclose(fout, fileout);
|
| 648 |
|
|
| 649 |
|
try_error:
|
| 650 |
|
fprintf(stderr, ""POTRACE": %s\n", strerror(errno));
|
| 651 |
|
exit(2);
|
| 652 |
|
}
|
| 653 |
|
|
| 654 |
|
double* vectorizarBuffer(const long *bufferIn, int width, int height) {
|
| 655 |
|
backend_t *b; /* backend info */
|
| 656 |
|
|
| 657 |
|
/* platform-specific initializations, e.g., set file i/o to binary */
|
| 658 |
|
platform_init();
|
| 659 |
|
|
| 660 |
978 |
/* process options */
|
| 661 |
|
dopts();
|
|
979 |
dopts(argc, argv);
|
| 662 |
980 |
|
| 663 |
|
b = info.backend;
|
| 664 |
|
if (b == NULL) {
|
| 665 |
|
fprintf(stderr, ""POTRACE": internal error: selected backend not found\n");
|
| 666 |
|
exit(1);
|
| 667 |
|
}
|
| 668 |
|
|
| 669 |
|
return process_buffer(b, bufferIn, width, height);
|
|
981 |
return process_buffer(bufferIn, width, height);
|
| 670 |
982 |
}
|