1 |
– |
/* Copyright (c) 1992 Regents of the University of California */ |
2 |
– |
|
1 |
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
|
#endif |
6 |
– |
|
4 |
|
/* |
5 |
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* pfilt.c - program to post-process picture file. |
6 |
|
* |
8 |
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* 6/23/93 Added additional buffers for value spreading |
9 |
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*/ |
10 |
|
|
11 |
< |
#include "standard.h" |
11 |
> |
#include "copyright.h" |
12 |
|
|
13 |
|
#include <signal.h> |
14 |
< |
|
15 |
< |
#include "color.h" |
19 |
< |
|
20 |
< |
#include "resolu.h" |
21 |
< |
|
14 |
> |
#include "pfilt.h" |
15 |
> |
#include "platform.h" |
16 |
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#include "paths.h" |
17 |
+ |
#include "view.h" |
18 |
|
|
24 |
– |
extern float *matchlamp(); |
25 |
– |
|
19 |
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#define FEQ(a,b) ((a) >= .98*(b) && (a) <= 1.02*(b)) |
20 |
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|
21 |
< |
double CHECKRAD = 1.5; /* radius to check for filtering */ |
21 |
> |
double CHECKRAD = 2.0; /* radius to check for filtering */ |
22 |
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|
23 |
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#define THRESHRAD 5.0 /* maximum sample spread in output */ |
24 |
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|
57 |
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|
58 |
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int wrongformat = 0; |
59 |
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|
60 |
+ |
VIEW ourview = STDVIEW; |
61 |
+ |
int gotview = 0; |
62 |
+ |
int wrapfilt = 0; /* wrap filter horizontally? */ |
63 |
+ |
|
64 |
+ |
int estatus = 0; /* exit status (for non-fatal errors) */ |
65 |
+ |
|
66 |
|
int xrad; /* x search radius */ |
67 |
|
int yrad; /* y search radius */ |
68 |
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int xbrad; /* x box size */ |
69 |
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int ybrad; /* y box size */ |
70 |
|
|
71 |
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int barsize; /* size of input scan bar */ |
72 |
< |
COLOR **scanin; /* input scan bar */ |
73 |
< |
COLOR *scanout; /* output scan line */ |
74 |
< |
COLOR **scoutbar; /* output scan bar (if thresh > 0) */ |
72 |
> |
COLORV **scanin; /* input scan bar */ |
73 |
> |
COLORV *scanout; /* output scan line */ |
74 |
> |
COLORV **scoutbar; /* output scan bar (if thresh > 0) */ |
75 |
|
float **greybar; /* grey-averaged input values */ |
76 |
|
int obarsize = 0; /* size of output scan bar */ |
77 |
|
int orad = 0; /* output window radius */ |
78 |
|
|
79 |
|
char *progname; |
80 |
|
|
81 |
+ |
static gethfunc headline; |
82 |
+ |
static void copyfile(FILE *in, FILE *out); |
83 |
+ |
static void pass1(FILE *in); |
84 |
+ |
static void pass2(FILE *in); |
85 |
+ |
static void scan2init(void); |
86 |
+ |
static void scan2sync(int r); |
87 |
+ |
static void scan2flush(void); |
88 |
|
|
89 |
< |
main(argc, argv) |
90 |
< |
int argc; |
91 |
< |
char **argv; |
89 |
> |
|
90 |
> |
int |
91 |
> |
main( |
92 |
> |
int argc, |
93 |
> |
char **argv |
94 |
> |
) |
95 |
|
{ |
87 |
– |
extern long ftell(); |
88 |
– |
extern int quit(), headline(); |
96 |
|
FILE *fin; |
97 |
|
float *lampcolor; |
98 |
|
char *lamptype = NULL; |
99 |
|
long fpos; |
100 |
|
double outaspect = 0.0; |
101 |
|
double d; |
102 |
< |
int i; |
103 |
< |
#ifdef MSDOS |
104 |
< |
extern int _fmode; |
105 |
< |
_fmode = O_BINARY; |
99 |
< |
setmode(fileno(stdin), O_BINARY); |
100 |
< |
setmode(fileno(stdout), O_BINARY); |
101 |
< |
#endif |
102 |
> |
int i, j; |
103 |
> |
SET_DEFAULT_BINARY(); |
104 |
> |
SET_FILE_BINARY(stdin); |
105 |
> |
SET_FILE_BINARY(stdout); |
106 |
|
if (signal(SIGINT, quit) == SIG_IGN) |
107 |
|
signal(SIGINT, SIG_IGN); |
108 |
+ |
#ifdef SIGHUP |
109 |
|
if (signal(SIGHUP, quit) == SIG_IGN) |
110 |
|
signal(SIGHUP, SIG_IGN); |
111 |
+ |
#endif |
112 |
|
signal(SIGTERM, quit); |
113 |
+ |
#ifdef SIGPIPE |
114 |
|
signal(SIGPIPE, quit); |
115 |
+ |
#endif |
116 |
|
#ifdef SIGXCPU |
117 |
|
signal(SIGXCPU, quit); |
118 |
|
signal(SIGXFSZ, quit); |
155 |
|
fprintf(stderr, |
156 |
|
"%s: exposure out of range\n", |
157 |
|
argv[0]); |
158 |
< |
exit(1); |
158 |
> |
quit(1); |
159 |
|
} |
160 |
|
switch (argv[i][2]) { |
161 |
|
case '\0': |
205 |
|
case 'm': |
206 |
|
thresh = atof(argv[++i]); |
207 |
|
if (rad <= FTINY) |
208 |
< |
rad = 1.0; |
208 |
> |
rad = 0.6; |
209 |
|
break; |
210 |
|
case 'b': |
211 |
|
rad = thresh = 0.0; |
227 |
|
fprintf(stderr, "%s: unknown lamp type\n", lamptype); |
228 |
|
quit(1); |
229 |
|
} |
230 |
< |
for (i = 0; i < 3; i++) |
231 |
< |
if (lampcolor[i] > 1e-4) |
232 |
< |
colval(exposure,i) /= lampcolor[i]; |
230 |
> |
for (j = 0; j < 3; j++) |
231 |
> |
if (lampcolor[j] > 1e-4) |
232 |
> |
colval(exposure,j) /= lampcolor[j]; |
233 |
|
freelamps(); |
234 |
|
} |
235 |
|
/* open input file */ |
266 |
|
progname); |
267 |
|
quit(1); |
268 |
|
} |
269 |
+ |
if (NCSAMP < 3) { |
270 |
+ |
fprintf(stderr, "%s: bad number of components\n", progname); |
271 |
+ |
quit(1); |
272 |
+ |
} |
273 |
|
/* add new header info. */ |
274 |
|
printargs(i, argv, stdout); |
275 |
|
/* get picture size */ |
279 |
|
} |
280 |
|
if (!(order & YMAJOR)) |
281 |
|
inpaspect = 1.0/inpaspect; |
282 |
+ |
/* wrap around for cylindrical view? */ |
283 |
+ |
wrapfilt = gotview && ourview.type == VT_CYL && |
284 |
+ |
ourview.horiz >= 360.-FTINY && order & YMAJOR; |
285 |
|
/* compute output resolution */ |
286 |
|
if (ncols <= 0) |
287 |
|
ncols = x_c*xres + .5; |
313 |
|
} |
314 |
|
pass2(fin); |
315 |
|
|
316 |
< |
quit(0); |
316 |
> |
quit(estatus); |
317 |
> |
return estatus; /* pro forma return */ |
318 |
|
} |
319 |
|
|
320 |
|
|
321 |
< |
headline(s) /* process line from header */ |
322 |
< |
char *s; |
321 |
> |
static double |
322 |
> |
rgb_bright( |
323 |
> |
SCOLOR clr |
324 |
> |
) |
325 |
|
{ |
326 |
< |
char fmt[32]; |
326 |
> |
return(bright(clr)); |
327 |
> |
} |
328 |
|
|
329 |
+ |
|
330 |
+ |
static double |
331 |
+ |
xyz_bright( |
332 |
+ |
SCOLOR clr |
333 |
+ |
) |
334 |
+ |
{ |
335 |
+ |
return(colval(clr,CIEY)); |
336 |
+ |
} |
337 |
+ |
|
338 |
+ |
|
339 |
+ |
static double |
340 |
+ |
spec_bright( |
341 |
+ |
SCOLOR clr |
342 |
+ |
) |
343 |
+ |
{ |
344 |
+ |
return(pbright(clr)); |
345 |
+ |
} |
346 |
+ |
|
347 |
+ |
|
348 |
+ |
brightfunc_t *ourbright = rgb_bright; |
349 |
+ |
|
350 |
+ |
static int |
351 |
+ |
headline( /* process line from header */ |
352 |
+ |
char *s, |
353 |
+ |
void *p |
354 |
+ |
) |
355 |
+ |
{ |
356 |
+ |
char fmt[MAXFMTLEN]; |
357 |
+ |
|
358 |
|
fputs(s, stdout); /* copy to output */ |
359 |
|
if (isaspect(s)) /* get aspect ratio */ |
360 |
|
inpaspect *= aspectval(s); |
361 |
< |
else if (isexpos(s)) |
361 |
> |
else if (isexpos(s)) /* get exposure */ |
362 |
|
hotlvl *= exposval(s); |
363 |
< |
else if (isformat(s)) { |
364 |
< |
formatval(fmt, s); |
365 |
< |
wrongformat = strcmp(fmt, COLRFMT); |
366 |
< |
} |
363 |
> |
else if (isncomp(s)) /* get #components (spectral) */ |
364 |
> |
NCSAMP = ncompval(s); |
365 |
> |
else if (iswlsplit(s)) /* get wavelength partitions */ |
366 |
> |
wlsplitval(WLPART, s); |
367 |
> |
else if (formatval(fmt, s)) { /* get format */ |
368 |
> |
wrongformat = 0; |
369 |
> |
if (!strcmp(COLRFMT, fmt)) |
370 |
> |
ourbright = rgb_bright; |
371 |
> |
else if (!strcmp(CIEFMT, fmt)) |
372 |
> |
ourbright = xyz_bright; |
373 |
> |
else if (!strcmp(SPECFMT, fmt)) |
374 |
> |
ourbright = spec_bright; |
375 |
> |
else |
376 |
> |
wrongformat = !globmatch(PICFMT, fmt); |
377 |
> |
} else if (isview(s) && sscanview(&ourview, s) > 0) |
378 |
> |
gotview++; |
379 |
> |
return(0); |
380 |
|
} |
381 |
|
|
382 |
|
|
383 |
< |
copyfile(in, out) /* copy a file */ |
384 |
< |
register FILE *in, *out; |
383 |
> |
static void |
384 |
> |
copyfile( /* copy a file */ |
385 |
> |
FILE *in, |
386 |
> |
FILE *out |
387 |
> |
) |
388 |
|
{ |
389 |
< |
register int c; |
389 |
> |
int c; |
390 |
|
|
391 |
|
while ((c = getc(in)) != EOF) |
392 |
|
putc(c, out); |
398 |
|
} |
399 |
|
|
400 |
|
|
401 |
< |
pass1(in) /* first pass of picture file */ |
402 |
< |
FILE *in; |
401 |
> |
static void |
402 |
> |
pass1( /* first pass of picture file */ |
403 |
> |
FILE *in |
404 |
> |
) |
405 |
|
{ |
406 |
|
int i; |
407 |
< |
COLOR *scan; |
407 |
> |
COLORV *scan; |
408 |
|
|
409 |
|
pass1init(); |
410 |
|
|
411 |
< |
scan = (COLOR *)malloc(xres*sizeof(COLOR)); |
411 |
> |
scan = (COLORV *)malloc(xres*NCSAMP*sizeof(COLORV)); |
412 |
|
if (scan == NULL) { |
413 |
|
fprintf(stderr, "%s: out of memory\n", progname); |
414 |
|
quit(1); |
415 |
|
} |
416 |
|
for (i = 0; i < yres; i++) { |
417 |
< |
if (freadscan(scan, xres, in) < 0) { |
417 |
> |
if (freadsscan(scan, NCSAMP, xres, in) < 0) { |
418 |
|
nrows = (long)nrows * i / yres; /* adjust frame */ |
419 |
|
if (nrows <= 0) { |
420 |
|
fprintf(stderr, "%s: empty frame\n", progname); |
424 |
|
progname, (int)(100L*i/yres)); |
425 |
|
yres = i; |
426 |
|
y_r = (double)nrows/yres; |
427 |
+ |
estatus++; |
428 |
|
break; |
429 |
|
} |
430 |
|
pass1scan(scan, i); |
431 |
|
} |
432 |
< |
free((char *)scan); |
432 |
> |
free(scan); |
433 |
|
} |
434 |
|
|
435 |
|
|
436 |
< |
pass2(in) /* last pass on file, write to stdout */ |
437 |
< |
FILE *in; |
436 |
> |
static void |
437 |
> |
pass2( /* last pass on file, write to stdout */ |
438 |
> |
FILE *in |
439 |
> |
) |
440 |
|
{ |
441 |
|
int yread; |
442 |
|
int ycent, xcent; |
446 |
|
scan2init(); |
447 |
|
yread = 0; |
448 |
|
for (r = 0; r < nrows; r++) { |
449 |
< |
ycent = (long)r*yres/nrows; |
449 |
> |
ycent = (r+.5)*yres/nrows; |
450 |
|
while (yread <= ycent+yrad) { |
451 |
|
if (yread < yres) { |
452 |
< |
if (freadscan(scanin[yread%barsize], |
453 |
< |
xres, in) < 0) { |
452 |
> |
if (freadsscan(scanin[yread%barsize], |
453 |
> |
NCSAMP, xres, in) < 0) { |
454 |
|
fprintf(stderr, |
455 |
< |
"%s: bad read (y=%d)\n", |
455 |
> |
"%s: truncated input (y=%d)\n", |
456 |
|
progname, yres-1-yread); |
457 |
|
quit(1); |
458 |
|
} |
463 |
|
if (obarsize > 0) |
464 |
|
scan2sync(r); |
465 |
|
for (c = 0; c < ncols; c++) { |
466 |
< |
xcent = (long)c*xres/ncols; |
466 |
> |
xcent = (c+.5)*xres/ncols; |
467 |
|
if (thresh > FTINY) |
468 |
|
dothresh(xcent, ycent, c, r); |
469 |
|
else if (rad > FTINY) |
470 |
< |
dogauss(scanout[c], xcent, ycent, c, r); |
470 |
> |
dogauss(scanout+c*NCSAMP, xcent, ycent, c, r); |
471 |
|
else |
472 |
< |
dobox(scanout[c], xcent, ycent, c, r); |
472 |
> |
dobox(scanout+c*NCSAMP, xcent, ycent, c, r); |
473 |
|
} |
474 |
< |
if (scanout != NULL && fwritescan(scanout, ncols, stdout) < 0) { |
474 |
> |
if (scanout != NULL && fwritesscan(scanout, NCSAMP, ncols, stdout) < 0) { |
475 |
|
fprintf(stderr, "%s: write error in pass2\n", progname); |
476 |
|
quit(1); |
477 |
|
} |
478 |
|
} |
479 |
|
/* skip leftover input */ |
480 |
|
while (yread < yres) { |
481 |
< |
if (freadscan(scanin[0], xres, in) < 0) |
481 |
> |
if (freadsscan(scanin[0], NCSAMP, xres, in) < 0) |
482 |
|
break; |
483 |
|
yread++; |
484 |
|
} |
486 |
|
} |
487 |
|
|
488 |
|
|
489 |
< |
scan2init() /* prepare scanline arrays */ |
489 |
> |
static void |
490 |
> |
scan2init(void) /* prepare scanline arrays */ |
491 |
|
{ |
492 |
|
COLOR ctmp; |
493 |
|
double d; |
494 |
< |
register int i; |
494 |
> |
int i; |
495 |
|
|
496 |
|
xbrad = xres/ncols/2 + 1; |
497 |
|
ybrad = yres/nrows/2 + 1; |
500 |
|
rad *= (y_r + x_c)/2.0; |
501 |
|
|
502 |
|
if (thresh > FTINY) { |
433 |
– |
xrad = CHECKRAD*THRESHRAD*rad/x_c + xbrad; |
434 |
– |
yrad = CHECKRAD*THRESHRAD*rad/y_r + ybrad; |
503 |
|
orad = CHECKRAD*THRESHRAD*rad + 1; |
504 |
+ |
xrad = orad/x_c + xbrad; |
505 |
+ |
yrad = orad/y_r + ybrad; |
506 |
|
obarsize = 2*orad + 1; |
507 |
|
} else { |
508 |
|
xrad = CHECKRAD*rad/x_c + 1; |
514 |
|
yrad = ybrad; |
515 |
|
} |
516 |
|
barsize = 2*yrad + 1; |
517 |
< |
scanin = (COLOR **)malloc(barsize*sizeof(COLOR *)); |
517 |
> |
scanin = (COLORV **)malloc(barsize*sizeof(COLORV *)); |
518 |
|
if (scanin == NULL) |
519 |
|
goto memerr; |
520 |
|
for (i = 0; i < barsize; i++) { |
521 |
< |
scanin[i] = (COLOR *)malloc(xres*sizeof(COLOR)); |
521 |
> |
scanin[i] = (COLORV *)malloc(xres*NCSAMP*sizeof(COLORV)); |
522 |
|
if (scanin[i] == NULL) |
523 |
|
goto memerr; |
524 |
|
} |
525 |
|
if (obarsize > 0) { |
526 |
< |
scoutbar = (COLOR **)malloc(obarsize*sizeof(COLOR *)); |
526 |
> |
scoutbar = (COLORV **)malloc(obarsize*sizeof(COLORV *)); |
527 |
|
greybar = (float **)malloc(obarsize*sizeof(float *)); |
528 |
< |
if (scoutbar == NULL | greybar == NULL) |
528 |
> |
if ((scoutbar == NULL) | (greybar == NULL)) |
529 |
|
goto memerr; |
530 |
|
for (i = 0; i < obarsize; i++) { |
531 |
< |
scoutbar[i] = (COLOR *)malloc(ncols*sizeof(COLOR)); |
531 |
> |
scoutbar[i] = (COLORV *)malloc(ncols*NCSAMP*sizeof(COLORV)); |
532 |
|
greybar[i] = (float *)malloc(ncols*sizeof(float)); |
533 |
< |
if (scoutbar[i] == NULL | greybar[i] == NULL) |
533 |
> |
if ((scoutbar[i] == NULL) | (greybar[i] == NULL)) |
534 |
|
goto memerr; |
535 |
|
} |
536 |
|
} else { |
537 |
< |
scanout = (COLOR *)malloc(ncols*sizeof(COLOR)); |
537 |
> |
scanout = (COLORV *)malloc(ncols*NCSAMP*sizeof(COLORV)); |
538 |
|
if (scanout == NULL) |
539 |
|
goto memerr; |
540 |
|
} |
564 |
|
} |
565 |
|
|
566 |
|
|
567 |
< |
scan2sync(r) /* synchronize grey averages and output scan */ |
568 |
< |
int r; |
567 |
> |
static void |
568 |
> |
scan2sync( /* synchronize grey averages and output scan */ |
569 |
> |
int r |
570 |
> |
) |
571 |
|
{ |
572 |
|
static int nextrow = 0; |
573 |
< |
COLOR ctmp; |
573 |
> |
SCOLOR ctmp; |
574 |
|
int ybot; |
575 |
< |
register int c; |
575 |
> |
int c; |
576 |
|
/* average input scanlines */ |
577 |
< |
while (nextrow < r+orad && nextrow < nrows) { |
578 |
< |
ybot = (long)nextrow*yres/nrows; |
577 |
> |
while (nextrow <= r+orad && nextrow < nrows) { |
578 |
> |
ybot = (nextrow+.5)*yres/nrows; |
579 |
|
for (c = 0; c < ncols; c++) { |
580 |
< |
dobox(ctmp, (int)((long)c*xres/ncols),ybot, c,nextrow); |
581 |
< |
greybar[nextrow%obarsize][c] = bright(ctmp); |
580 |
> |
dobox(ctmp, (int)((c+.5)*xres/ncols),ybot, c,nextrow); |
581 |
> |
greybar[nextrow%obarsize][c] = (*ourbright)(ctmp); |
582 |
|
} |
583 |
|
/* and zero output scanline */ |
584 |
< |
bzero((char *)scoutbar[nextrow%obarsize], ncols*sizeof(COLOR)); |
584 |
> |
memset(scoutbar[nextrow%obarsize], 0, ncols*NCSAMP*sizeof(COLORV)); |
585 |
|
nextrow++; |
586 |
|
} |
587 |
|
/* point to top scanline for output */ |
592 |
|
} |
593 |
|
|
594 |
|
|
595 |
< |
scan2flush() /* flush output buffer */ |
595 |
> |
static void |
596 |
> |
scan2flush(void) /* flush output buffer */ |
597 |
|
{ |
598 |
< |
register int r; |
598 |
> |
int r; |
599 |
|
|
600 |
|
for (r = nrows-orad; r < nrows; r++) |
601 |
< |
if (fwritescan(scoutbar[r%obarsize], ncols, stdout) < 0) |
601 |
> |
if (fwritesscan(scoutbar[r%obarsize], NCSAMP, ncols, stdout) < 0) |
602 |
|
break; |
603 |
|
if (fflush(stdout) < 0) { |
604 |
|
fprintf(stderr, "%s: write error at end of pass2\n", progname); |
605 |
< |
exit(1); |
605 |
> |
quit(1); |
606 |
|
} |
607 |
|
} |
608 |
|
|
609 |
|
|
610 |
+ |
void |
611 |
|
quit(code) /* remove temporary file and exit */ |
612 |
|
int code; |
613 |
|
{ |