7 |
|
* Added white-balance adjustment 10/01 (GW). |
8 |
|
*/ |
9 |
|
|
10 |
– |
#include <stdio.h> |
10 |
|
#include <math.h> |
11 |
< |
#include <time.h> |
11 |
> |
#include <ctype.h> |
12 |
> |
#include "rtio.h" |
13 |
> |
#include "platform.h" |
14 |
|
#include "tiffio.h" |
15 |
|
#include "color.h" |
16 |
|
#include "resolu.h" |
23 |
|
#define C_GAMMA 0x4 /* needs gamma correction */ |
24 |
|
#define C_GRY 0x8 /* TIFF is greyscale */ |
25 |
|
#define C_XYZE 0x10 /* Radiance is XYZE */ |
26 |
< |
#define C_RFLT 0x20 /* Radiance data is float */ |
27 |
< |
#define C_TFLT 0x40 /* TIFF data is float */ |
28 |
< |
#define C_TWRD 0x80 /* TIFF data is 16-bit */ |
29 |
< |
#define C_PRIM 0x100 /* has assigned primaries */ |
26 |
> |
#define C_SPEC 0x20 /* Radiance is spectral */ |
27 |
> |
#define C_RFLT 0x40 /* Radiance data is float */ |
28 |
> |
#define C_TFLT 0x80 /* TIFF data is float */ |
29 |
> |
#define C_TWRD 0x100 /* TIFF data is 16-bit */ |
30 |
> |
#define C_PRIM 0x200 /* has assigned primaries */ |
31 |
|
|
32 |
< |
struct { |
32 |
> |
typedef void colcvf_t(uint32 y); |
33 |
> |
|
34 |
> |
struct CONVST { |
35 |
|
uint16 flags; /* conversion flags (defined above) */ |
36 |
+ |
char capdate[20]; /* capture date/time */ |
37 |
+ |
char owner[256]; /* content owner */ |
38 |
|
uint16 comp; /* TIFF compression type */ |
39 |
|
uint16 phot; /* TIFF photometric type */ |
40 |
|
uint16 pconf; /* TIFF planar configuration */ |
43 |
|
uint16 orient; /* visual orientation (TIFF spec.) */ |
44 |
|
double stonits; /* input conversion to nits */ |
45 |
|
float pixrat; /* pixel aspect ratio */ |
46 |
+ |
int ncc; /* # color components for spectral */ |
47 |
+ |
float wpt[4]; /* wavelength partitions */ |
48 |
|
FILE *rfp; /* Radiance stream pointer */ |
49 |
|
TIFF *tif; /* TIFF pointer */ |
50 |
|
uint32 xmax, ymax; /* image dimensions */ |
53 |
|
union { |
54 |
|
COLR *colrs; /* 4-byte ???E pointer */ |
55 |
|
COLOR *colors; /* float array pointer */ |
56 |
< |
char *p; /* generic pointer */ |
56 |
> |
void *p; /* generic pointer */ |
57 |
|
} r; /* Radiance scanline */ |
58 |
|
union { |
59 |
|
uint8 *bp; /* byte pointer */ |
60 |
|
uint16 *wp; /* word pointer */ |
61 |
|
float *fp; /* float pointer */ |
62 |
< |
char *p; /* generic pointer */ |
62 |
> |
void *p; /* generic pointer */ |
63 |
|
} t; /* TIFF scanline */ |
64 |
< |
void (*tf)(); /* translation procedure */ |
64 |
> |
colcvf_t *tf; /* translation procedure */ |
65 |
|
} cvts = { /* conversion structure */ |
66 |
< |
0, COMPRESSION_NONE, PHOTOMETRIC_RGB, |
67 |
< |
PLANARCONFIG_CONTIG, GAMCOR, 0, 1, 1., 1., |
66 |
> |
0, "", "", COMPRESSION_NONE, PHOTOMETRIC_RGB, |
67 |
> |
PLANARCONFIG_CONTIG, GAMCOR, 0, 1, 1., 1., 3, |
68 |
|
}; |
69 |
|
|
70 |
|
#define CHK(f) (cvts.flags & (f)) |
72 |
|
#define CLR(f) (cvts.flags &= ~(f)) |
73 |
|
#define TGL(f) (cvts.flags ^= (f)) |
74 |
|
|
75 |
< |
void Luv2Color(), L2Color(), RGB2Colr(), Gry2Colr(); |
76 |
< |
void Color2Luv(), Color2L(), Colr2RGB(), Colr2Gry(); |
77 |
< |
void RRGGBB2Color(), GGry2Color(), Color2RRGGBB(), Color2GGry(); |
75 |
> |
static colcvf_t Luv2Color, L2Color, RGB2Colr, Gry2Colr; |
76 |
> |
static colcvf_t Color2Luv, Color2L, Colr2RGB, Colr2Gry; |
77 |
> |
static colcvf_t RRGGBB2Color, GGry2Color, Color2RRGGBB, Color2GGry; |
78 |
|
|
79 |
+ |
static gethfunc headline; |
80 |
+ |
static void quiterr(char *err); |
81 |
+ |
static void allocbufs(void); |
82 |
+ |
static void initfromtif(void); |
83 |
+ |
static void tiff2ra(int ac, char *av[]); |
84 |
+ |
static void initfromrad(void); |
85 |
+ |
static void ra2tiff(int ac, char *av[]); |
86 |
+ |
static void ReadRadScan(struct CONVST *cvp); |
87 |
+ |
|
88 |
+ |
|
89 |
|
#define RfGfBf2Color Luv2Color |
90 |
|
#define Gryf2Color L2Color |
91 |
|
#define Color2Gryf Color2L |
104 |
|
|
105 |
|
#define pixorder() ortab[cvts.orient-1] |
106 |
|
|
107 |
< |
char *progname; |
107 |
> |
extern char TMSTR[]; /* "CAPDATE=" from header.c */ |
108 |
> |
char OWNSTR[] = "OWNER="; |
109 |
|
|
110 |
|
|
111 |
< |
main(argc, argv) |
112 |
< |
int argc; |
94 |
< |
char *argv[]; |
111 |
> |
int |
112 |
> |
main(int argc, char *argv[]) |
113 |
|
{ |
114 |
|
int reverse = 0; |
115 |
|
int i; |
116 |
< |
|
117 |
< |
progname = argv[0]; |
116 |
> |
/* set global progname */ |
117 |
> |
fixargv0(argv[0]); |
118 |
|
|
119 |
|
for (i = 1; i < argc; i++) |
120 |
|
if (argv[i][0] == '-') |
173 |
|
if (i != argc-2) |
174 |
|
goto userr; |
175 |
|
/* consistency checks */ |
176 |
< |
if (CHK(C_GRY)) |
176 |
> |
if (CHK(C_GRY)) { |
177 |
|
if (cvts.phot == PHOTOMETRIC_RGB) |
178 |
|
cvts.phot = PHOTOMETRIC_MINISBLACK; |
179 |
|
else { |
180 |
|
cvts.phot = PHOTOMETRIC_LOGL; |
181 |
|
cvts.comp = COMPRESSION_SGILOG; |
182 |
|
} |
183 |
+ |
} |
184 |
|
if (CHK(C_TWRD|C_TFLT) == (C_TWRD|C_TFLT)) |
185 |
|
goto userr; |
186 |
|
|
190 |
|
exit(0); |
191 |
|
userr: |
192 |
|
fprintf(stderr, |
193 |
< |
"Usage: %s [-z|-L|-l|-f|-w][-b][-e +/-stops][-g gamma] {in.pic|-} out.tif\n", |
193 |
> |
"Usage: %s [-z|-L|-l|-f|-w][-b][-e +/-stops][-g gamma] {in.hdr|-} out.tif\n", |
194 |
|
progname); |
195 |
|
fprintf(stderr, |
196 |
< |
" Or: %s -r [-x][-e +/-stops][-g gamma] in.tif [out.pic|-]\n", |
196 |
> |
" Or: %s -r [-x][-e +/-stops][-g gamma] in.tif [out.hdr|-]\n", |
197 |
|
progname); |
198 |
|
exit(1); |
199 |
|
} |
200 |
|
|
201 |
|
|
202 |
< |
quiterr(err) /* print message and exit */ |
203 |
< |
char *err; |
202 |
> |
static void |
203 |
> |
quiterr( /* print message and exit */ |
204 |
> |
char *err |
205 |
> |
) |
206 |
|
{ |
207 |
|
if (err != NULL) { |
208 |
|
fprintf(stderr, "%s: %s\n", progname, err); |
212 |
|
} |
213 |
|
|
214 |
|
|
215 |
< |
allocbufs() /* allocate scanline buffers */ |
215 |
> |
static void |
216 |
> |
allocbufs(void) /* allocate scanline buffers */ |
217 |
|
{ |
218 |
|
int rsiz, tsiz; |
219 |
|
|
221 |
|
tsiz = (CHK(C_TFLT) ? sizeof(float) : |
222 |
|
CHK(C_TWRD) ? sizeof(uint16) : sizeof(uint8)) * |
223 |
|
(CHK(C_GRY) ? 1 : 3); |
224 |
< |
cvts.r.p = (char *)malloc(rsiz*cvts.xmax); |
225 |
< |
cvts.t.p = (char *)malloc(tsiz*cvts.xmax); |
226 |
< |
if (cvts.r.p == NULL | cvts.t.p == NULL) |
224 |
> |
cvts.r.p = malloc(rsiz*cvts.xmax); |
225 |
> |
cvts.t.p = malloc(tsiz*cvts.xmax); |
226 |
> |
if ((cvts.r.p == NULL) | (cvts.t.p == NULL)) |
227 |
|
quiterr("no memory to allocate scanline buffers"); |
228 |
|
} |
229 |
|
|
230 |
|
|
231 |
< |
initfromtif() /* initialize conversion from TIFF input */ |
231 |
> |
static void |
232 |
> |
initfromtif(void) /* initialize conversion from TIFF input */ |
233 |
|
{ |
234 |
|
uint16 hi; |
235 |
+ |
char *cp; |
236 |
|
float *fa, f1, f2; |
237 |
|
|
214 |
– |
CLR(C_GRY|C_GAMMA|C_PRIM|C_RFLT|C_TFLT|C_TWRD|C_CXFM); |
215 |
– |
|
238 |
|
TIFFGetFieldDefaulted(cvts.tif, TIFFTAG_PLANARCONFIG, &cvts.pconf); |
239 |
|
|
240 |
|
if (TIFFGetField(cvts.tif, TIFFTAG_PRIMARYCHROMATICITIES, &fa)) { |
272 |
|
cpcolormat(cvts.cmat, xyz2rgbmat); |
273 |
|
SET(C_CXFM|C_GAMUT); |
274 |
|
} else if (cvts.comp == COMPRESSION_SGILOG) |
275 |
< |
SET(C_GAMUT); |
275 |
> |
SET(C_GAMUT); /* may be outside XYZ gamut */ |
276 |
|
if (cvts.pconf != PLANARCONFIG_CONTIG) |
277 |
|
quiterr("cannot handle separate Luv planes"); |
278 |
|
TIFFSetField(cvts.tif, TIFFTAG_SGILOGDATAFMT, |
359 |
|
quiterr("unknown input image resolution"); |
360 |
|
|
361 |
|
if (!TIFFGetField(cvts.tif, TIFFTAG_STONITS, &cvts.stonits)) |
362 |
< |
cvts.stonits = 1.; |
362 |
> |
cvts.stonits = -1.; |
363 |
> |
|
364 |
> |
if (!TIFFGetField(cvts.tif, TIFFTAG_DATETIME, &cp)) |
365 |
> |
cvts.capdate[0] = '\0'; |
366 |
> |
else { |
367 |
> |
strncpy(cvts.capdate, cp, 19); |
368 |
> |
cvts.capdate[19] = '\0'; |
369 |
> |
} |
370 |
> |
if (!TIFFGetField(cvts.tif, TIFFTAG_ARTIST, &cp)) |
371 |
> |
cvts.owner[0] = '\0'; |
372 |
> |
else { |
373 |
> |
strncpy(cvts.owner, cp, sizeof(cvts.owner)); |
374 |
> |
cvts.owner[sizeof(cvts.owner)-1] = '\0'; |
375 |
> |
} |
376 |
|
/* add to Radiance header */ |
377 |
|
if (cvts.pixrat < .99 || cvts.pixrat > 1.01) |
378 |
|
fputaspect(cvts.pixrat, cvts.rfp); |
379 |
|
if (CHK(C_XYZE)) { |
380 |
< |
fputexpos(pow(2.,(double)cvts.bradj)/cvts.stonits, cvts.rfp); |
380 |
> |
if (cvts.stonits > .0) |
381 |
> |
fputexpos(pow(2.,(double)cvts.bradj)/cvts.stonits, cvts.rfp); |
382 |
|
fputformat(CIEFMT, cvts.rfp); |
383 |
|
} else { |
384 |
|
if (CHK(C_PRIM)) |
385 |
|
fputprims(cvts.prims, cvts.rfp); |
386 |
< |
fputexpos(WHTEFFICACY*pow(2.,(double)cvts.bradj)/cvts.stonits, |
387 |
< |
cvts.rfp); |
386 |
> |
if (cvts.stonits > .0) |
387 |
> |
fputexpos(WHTEFFICACY*pow(2.,(double)cvts.bradj)/cvts.stonits, |
388 |
> |
cvts.rfp); |
389 |
|
fputformat(COLRFMT, cvts.rfp); |
390 |
|
} |
391 |
+ |
if (cvts.capdate[0]) |
392 |
+ |
fprintf(cvts.rfp, "%s %s\n", TMSTR, cvts.capdate); |
393 |
+ |
if (cvts.owner[0]) |
394 |
+ |
fprintf(cvts.rfp, "%s %s\n", OWNSTR, cvts.owner); |
395 |
|
|
396 |
|
allocbufs(); /* allocate scanline buffers */ |
397 |
|
} |
398 |
|
|
399 |
|
|
400 |
< |
tiff2ra(ac, av) /* convert TIFF image to Radiance picture */ |
401 |
< |
int ac; |
402 |
< |
char *av[]; |
400 |
> |
static void |
401 |
> |
tiff2ra( /* convert TIFF image to Radiance picture */ |
402 |
> |
int ac, |
403 |
> |
char *av[] |
404 |
> |
) |
405 |
|
{ |
406 |
|
int32 y; |
407 |
|
/* open TIFF input */ |
412 |
|
cvts.rfp = stdout; |
413 |
|
else if ((cvts.rfp = fopen(av[ac+1], "w")) == NULL) |
414 |
|
quiterr("cannot open Radiance output picture"); |
415 |
+ |
SET_FILE_BINARY(cvts.rfp); |
416 |
|
/* start output header */ |
417 |
|
newheader("RADIANCE", cvts.rfp); |
418 |
|
printargs(ac, av, cvts.rfp); |
430 |
|
} |
431 |
|
|
432 |
|
|
433 |
< |
int |
434 |
< |
headline(s) /* process Radiance input header line */ |
435 |
< |
char *s; |
433 |
> |
static int |
434 |
> |
headline( /* process Radiance input header line */ |
435 |
> |
char *s, |
436 |
> |
void *p |
437 |
> |
) |
438 |
|
{ |
439 |
< |
char fmt[32]; |
439 |
> |
static int tmstrlen = 0; |
440 |
> |
static int ownstrlen = 0; |
441 |
> |
struct CONVST *cvp = (struct CONVST *)p; |
442 |
> |
char fmt[MAXFMTLEN]; |
443 |
|
|
444 |
+ |
if (!tmstrlen) { |
445 |
+ |
tmstrlen = strlen(TMSTR); |
446 |
+ |
ownstrlen = strlen(OWNSTR); |
447 |
+ |
} |
448 |
|
if (formatval(fmt, s)) { |
449 |
< |
if (!strcmp(fmt, COLRFMT)) |
450 |
< |
CLR(C_XYZE); |
398 |
< |
else if (!strcmp(fmt, CIEFMT)) |
449 |
> |
CLR(C_XYZE|C_SPEC); |
450 |
> |
if (!strcmp(fmt, CIEFMT)) |
451 |
|
SET(C_XYZE); |
452 |
< |
else |
453 |
< |
quiterr("unrecognized input picture format"); |
452 |
> |
else if (!strcmp(fmt, SPECFMT)) |
453 |
> |
SET(C_SPEC); |
454 |
> |
else if (strcmp(fmt, COLRFMT)) |
455 |
> |
return(-1); |
456 |
|
return(1); |
457 |
|
} |
458 |
|
if (isexpos(s)) { |
459 |
< |
cvts.stonits /= exposval(s); |
459 |
> |
cvp->stonits /= exposval(s); |
460 |
|
return(1); |
461 |
|
} |
462 |
|
if (isaspect(s)) { |
463 |
< |
cvts.pixrat *= aspectval(s); |
463 |
> |
cvp->pixrat *= aspectval(s); |
464 |
|
return(1); |
465 |
|
} |
466 |
|
if (isprims(s)) { |
467 |
< |
primsval(cvts.prims, s); |
467 |
> |
primsval(cvp->prims, s); |
468 |
|
SET(C_PRIM); |
469 |
|
return(1); |
470 |
|
} |
471 |
+ |
if (isdate(s)) { |
472 |
+ |
if (s[tmstrlen] == ' ') |
473 |
+ |
strncpy(cvp->capdate, s+tmstrlen+1, 19); |
474 |
+ |
else |
475 |
+ |
strncpy(cvp->capdate, s+tmstrlen, 19); |
476 |
+ |
cvp->capdate[19] = '\0'; |
477 |
+ |
return(1); |
478 |
+ |
} |
479 |
+ |
if (!strncmp(s, OWNSTR, ownstrlen)) { |
480 |
+ |
char *cp = s + ownstrlen; |
481 |
+ |
|
482 |
+ |
while (isspace(*cp)) |
483 |
+ |
++cp; |
484 |
+ |
strncpy(cvp->owner, cp, sizeof(cvp->owner)); |
485 |
+ |
cvp->owner[sizeof(cvp->owner)-1] = '\0'; |
486 |
+ |
for (cp = cvp->owner; *cp; cp++) |
487 |
+ |
; |
488 |
+ |
while (cp > cvp->owner && isspace(cp[-1])) |
489 |
+ |
*--cp = '\0'; |
490 |
+ |
return(1); |
491 |
+ |
} |
492 |
+ |
if (isncomp(s)) { |
493 |
+ |
cvp->ncc = ncompval(s); |
494 |
+ |
return((3 <= cvp->ncc) & (cvp->ncc < MAXCSAMP) ? 1 : -1); |
495 |
+ |
} |
496 |
+ |
if (iswlsplit(s)) |
497 |
+ |
return(wlsplitval(cvp->wpt, s) ? 1 : -1); |
498 |
|
return(0); |
499 |
|
} |
500 |
|
|
501 |
|
|
502 |
< |
initfromrad() /* initialize input from a Radiance picture */ |
502 |
> |
static void |
503 |
> |
initfromrad(void) /* initialize input from a Radiance picture */ |
504 |
|
{ |
505 |
|
int i1, i2, po; |
506 |
|
/* read Radiance header */ |
507 |
< |
CLR(C_RFLT|C_XYZE|C_PRIM|C_GAMMA|C_CXFM); |
508 |
< |
cvts.stonits = 1.; |
509 |
< |
cvts.pixrat = 1.; |
428 |
< |
cvts.pconf = PLANARCONFIG_CONTIG; |
429 |
< |
getheader(cvts.rfp, headline, NULL); |
430 |
< |
if ((po = fgetresolu(&i1, &i2, cvts.rfp)) < 0) |
507 |
> |
memcpy(cvts.wpt, WLPART, sizeof(cvts.wpt)); |
508 |
> |
if (getheader(cvts.rfp, headline, &cvts) < 0 || |
509 |
> |
(po = fgetresolu(&i1, &i2, cvts.rfp)) < 0) |
510 |
|
quiterr("bad Radiance picture"); |
511 |
|
cvts.xmax = i1; cvts.ymax = i2; |
512 |
|
for (i1 = 0; i1 < 8; i1++) /* interpret orientation */ |
528 |
|
case PHOTOMETRIC_LOGLUV: |
529 |
|
SET(C_RFLT|C_TFLT); |
530 |
|
CLR(C_GRY|C_TWRD); |
531 |
< |
if (!CHK(C_XYZE)) { |
531 |
> |
if (!CHK(C_XYZE|C_SPEC)) { |
532 |
|
comprgb2xyzWBmat(cvts.cmat, |
533 |
|
CHK(C_PRIM) ? cvts.prims : stdprims); |
534 |
|
SET(C_CXFM); |
553 |
|
SET(C_GAMMA|C_GAMUT); |
554 |
|
CLR(C_GRY); |
555 |
|
setcolrgam(cvts.gamcor); |
556 |
< |
if (CHK(C_XYZE)) { |
556 |
> |
if (CHK(C_TWRD|C_TFLT) ? CHK(C_XYZE|C_SPEC) : CHK(C_XYZE)) { |
557 |
|
compxyz2rgbWBmat(cvts.cmat, |
558 |
|
CHK(C_PRIM) ? cvts.prims : stdprims); |
559 |
|
SET(C_CXFM); |
568 |
|
cvts.tf = Color2RRGGBB; |
569 |
|
SET(C_RFLT); |
570 |
|
} else if (CHK(C_TFLT)) { |
571 |
+ |
TIFFSetField(cvts.tif, TIFFTAG_SAMPLEFORMAT, |
572 |
+ |
SAMPLEFORMAT_IEEEFP); |
573 |
|
cvts.tf = Color2RfGfBf; |
574 |
|
SET(C_RFLT); |
575 |
+ |
CLR(C_GAMUT); |
576 |
|
} else |
577 |
|
cvts.tf = Colr2RGB; |
578 |
|
break; |
583 |
|
cvts.tf = Color2GGry; |
584 |
|
SET(C_RFLT); |
585 |
|
} else if (CHK(C_TFLT)) { |
586 |
+ |
TIFFSetField(cvts.tif, TIFFTAG_SAMPLEFORMAT, |
587 |
+ |
SAMPLEFORMAT_IEEEFP); |
588 |
|
cvts.tf = Color2Gryf; |
589 |
|
SET(C_RFLT); |
590 |
|
} else |
607 |
|
TIFFSetField(cvts.tif, TIFFTAG_PLANARCONFIG, cvts.pconf); |
608 |
|
TIFFSetField(cvts.tif, TIFFTAG_STONITS, |
609 |
|
cvts.stonits/pow(2.,(double)cvts.bradj)); |
610 |
+ |
if (cvts.capdate[0]) |
611 |
+ |
TIFFSetField(cvts.tif, TIFFTAG_DATETIME, cvts.capdate); |
612 |
+ |
if (cvts.owner[0]) |
613 |
+ |
TIFFSetField(cvts.tif, TIFFTAG_ARTIST, cvts.owner); |
614 |
|
if (cvts.comp == COMPRESSION_NONE) |
615 |
|
i1 = TIFFScanlineSize(cvts.tif); |
616 |
|
else |
623 |
|
} |
624 |
|
|
625 |
|
|
626 |
< |
ra2tiff(ac, av) /* convert Radiance picture to TIFF image */ |
627 |
< |
int ac; |
628 |
< |
char *av[]; |
626 |
> |
static void |
627 |
> |
ra2tiff( /* convert Radiance picture to TIFF image */ |
628 |
> |
int ac, |
629 |
> |
char *av[] |
630 |
> |
) |
631 |
|
{ |
632 |
|
uint32 y; |
633 |
|
/* open Radiance file */ |
635 |
|
cvts.rfp = stdin; |
636 |
|
else if ((cvts.rfp = fopen(av[ac], "r")) == NULL) |
637 |
|
quiterr("cannot open Radiance input picture"); |
638 |
+ |
SET_FILE_BINARY(cvts.rfp); |
639 |
|
/* open TIFF file */ |
640 |
|
if ((cvts.tif = TIFFOpen(av[ac+1], "w")) == NULL) |
641 |
|
quiterr("cannot open TIFF output"); |
650 |
|
} |
651 |
|
|
652 |
|
|
653 |
< |
void |
654 |
< |
Luv2Color(y) /* read/convert/write Luv->COLOR scanline */ |
564 |
< |
uint32 y; |
653 |
> |
static void |
654 |
> |
ReadRadScan(struct CONVST *cvp) |
655 |
|
{ |
656 |
< |
register int x; |
656 |
> |
static struct CONVST *lastcvp = NULL; |
657 |
> |
static COLOR scomp[MAXCSAMP]; |
658 |
|
|
659 |
+ |
if (cvp->ncc > 3) { /* convert spectral pixels */ |
660 |
+ |
SCOLR sclr; |
661 |
+ |
SCOLOR scol; |
662 |
+ |
COLOR xyz; |
663 |
+ |
int x, n; |
664 |
+ |
if (lastcvp != cvp) { |
665 |
+ |
for (n = cvp->ncc; n--; ) |
666 |
+ |
spec_cie(scomp[n], |
667 |
+ |
cvp->wpt[0] + (cvp->wpt[3] - cvp->wpt[0])*(n+1)/cvp->ncc, |
668 |
+ |
cvp->wpt[0] + (cvp->wpt[3] - cvp->wpt[0])*n/cvp->ncc); |
669 |
+ |
lastcvp = cvp; |
670 |
+ |
} |
671 |
+ |
for (x = 0; x < cvp->xmax; x++) { |
672 |
+ |
if (getbinary(sclr, cvp->ncc+1, 1, cvp->rfp) != 1) |
673 |
+ |
goto readerr; |
674 |
+ |
scolr2scolor(scol, sclr, cvp->ncc); |
675 |
+ |
setcolor(cvp->r.colors[x], 0, 0, 0); |
676 |
+ |
for (n = cvp->ncc; n--; ) { |
677 |
+ |
copycolor(xyz, scomp[n]); |
678 |
+ |
scalecolor(xyz, scol[n]); |
679 |
+ |
addcolor(cvp->r.colors[x], xyz); |
680 |
+ |
} |
681 |
+ |
} |
682 |
+ |
return; |
683 |
+ |
} |
684 |
+ |
if (freadscan(cvp->r.colors, cvp->xmax, cvp->rfp) >= 0) |
685 |
+ |
return; |
686 |
+ |
readerr: |
687 |
+ |
quiterr("error reading Radiance picture"); |
688 |
+ |
} |
689 |
+ |
|
690 |
+ |
|
691 |
+ |
static void |
692 |
+ |
Luv2Color( /* read/convert/write Luv->COLOR scanline */ |
693 |
+ |
uint32 y |
694 |
+ |
) |
695 |
+ |
{ |
696 |
+ |
int x; |
697 |
+ |
|
698 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY) != (C_RFLT|C_TFLT)) |
699 |
|
quiterr("internal error 1 in Luv2Color"); |
700 |
|
|
701 |
+ |
if (cvts.pconf != PLANARCONFIG_CONTIG) |
702 |
+ |
quiterr("cannot handle separate 32-bit color planes"); |
703 |
+ |
|
704 |
|
if (TIFFReadScanline(cvts.tif, cvts.t.p, y, 0) < 0) |
705 |
|
quiterr("error reading TIFF input"); |
706 |
|
/* also works for float RGB */ |
727 |
|
} |
728 |
|
|
729 |
|
|
730 |
< |
void |
731 |
< |
RRGGBB2Color(y) /* read/convert/write RGB16->COLOR scanline */ |
732 |
< |
uint32 y; |
730 |
> |
static void |
731 |
> |
RRGGBB2Color( /* read/convert/write RGB16->COLOR scanline */ |
732 |
> |
uint32 y |
733 |
> |
) |
734 |
|
{ |
735 |
< |
int dogamma = cvts.gamcor < 0.99 | cvts.gamcor > 1.01; |
736 |
< |
register double d; |
737 |
< |
register int x; |
735 |
> |
int dogamma = (cvts.gamcor < 0.99) | (cvts.gamcor > 1.01); |
736 |
> |
double d; |
737 |
> |
int x; |
738 |
|
|
739 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY) != (C_TWRD|C_RFLT)) |
740 |
|
quiterr("internal error 1 in RRGGBB2Color"); |
741 |
|
|
742 |
+ |
if (cvts.pconf != PLANARCONFIG_CONTIG) |
743 |
+ |
quiterr("cannot handle separate 16-bit color planes"); |
744 |
+ |
|
745 |
|
if (TIFFReadScanline(cvts.tif, cvts.t.p, y, 0) < 0) |
746 |
|
quiterr("error reading TIFF input"); |
747 |
|
|
758 |
|
if (CHK(C_CXFM)) |
759 |
|
colortrans(cvts.r.colors[x], cvts.cmat, |
760 |
|
cvts.r.colors[x]); |
624 |
– |
if (CHK(C_GAMUT)) |
625 |
– |
clipgamut(cvts.r.colors[x], cvts.t.fp[3*x + 1], |
626 |
– |
CGAMUT_LOWER, cblack, cwhite); |
761 |
|
} |
762 |
|
if (cvts.bradj) { |
763 |
|
d = pow(2.,(double)cvts.bradj); |
770 |
|
} |
771 |
|
|
772 |
|
|
773 |
< |
void |
774 |
< |
L2Color(y) /* read/convert/write Lfloat->COLOR scanline */ |
775 |
< |
uint32 y; |
773 |
> |
static void |
774 |
> |
L2Color( /* read/convert/write Lfloat->COLOR scanline */ |
775 |
> |
uint32 y |
776 |
> |
) |
777 |
|
{ |
778 |
|
float m = pow(2., (double)cvts.bradj); |
779 |
< |
register int x; |
779 |
> |
int x; |
780 |
|
|
781 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY) != (C_RFLT|C_TFLT|C_GRY)) |
782 |
|
quiterr("internal error 1 in L2Color"); |
785 |
|
quiterr("error reading TIFF input"); |
786 |
|
/* also works for float greyscale */ |
787 |
|
for (x = cvts.xmax; x--; ) { |
788 |
< |
register float f = cvts.t.fp[x]; |
788 |
> |
float f = cvts.t.fp[x]; |
789 |
|
if (cvts.bradj) f *= m; |
790 |
|
setcolor(cvts.r.colors[x], f, f, f); |
791 |
|
} |
794 |
|
} |
795 |
|
|
796 |
|
|
797 |
< |
void |
798 |
< |
RGB2Colr(y) /* read/convert/write RGB->COLR scanline */ |
799 |
< |
uint32 y; |
797 |
> |
static void |
798 |
> |
RGB2Colr( /* read/convert/write RGB->COLR scanline */ |
799 |
> |
uint32 y |
800 |
> |
) |
801 |
|
{ |
802 |
|
COLOR ctmp; |
803 |
< |
register int x; |
803 |
> |
int x; |
804 |
|
|
805 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY)) |
806 |
|
quiterr("internal error 1 in RGB2Colr"); |
851 |
|
} |
852 |
|
|
853 |
|
|
854 |
< |
void |
855 |
< |
Gry2Colr(y) /* read/convert/write G8->COLR scanline */ |
856 |
< |
uint32 y; |
854 |
> |
static void |
855 |
> |
Gry2Colr( /* read/convert/write G8->COLR scanline */ |
856 |
> |
uint32 y |
857 |
> |
) |
858 |
|
{ |
859 |
< |
register int x; |
859 |
> |
int x; |
860 |
|
|
861 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY) != C_GRY) |
862 |
|
quiterr("internal error 1 in Gry2Colr"); |
878 |
|
} |
879 |
|
|
880 |
|
|
881 |
< |
void |
882 |
< |
GGry2Color(y) /* read/convert/write G16->COLOR scanline */ |
883 |
< |
uint32 y; |
881 |
> |
static void |
882 |
> |
GGry2Color( /* read/convert/write G16->COLOR scanline */ |
883 |
> |
uint32 y |
884 |
> |
) |
885 |
|
{ |
886 |
< |
int dogamma = cvts.gamcor < 0.99 | cvts.gamcor > 1.01; |
886 |
> |
int dogamma = (cvts.gamcor < 0.99) | (cvts.gamcor > 1.01); |
887 |
|
double m; |
888 |
< |
register double d; |
889 |
< |
register int x; |
888 |
> |
double d; |
889 |
> |
int x; |
890 |
|
|
891 |
|
if (CHK(C_TFLT|C_TWRD|C_GRY|C_RFLT) != (C_GRY|C_RFLT|C_TWRD)) |
892 |
|
quiterr("internal error 1 in GGry2Color"); |
909 |
|
} |
910 |
|
|
911 |
|
|
912 |
< |
void |
913 |
< |
Color2GGry(y) /* read/convert/write COLOR->G16 scanline */ |
914 |
< |
uint32 y; |
912 |
> |
static void |
913 |
> |
Color2GGry( /* read/convert/write COLOR->G16 scanline */ |
914 |
> |
uint32 y |
915 |
> |
) |
916 |
|
{ |
917 |
< |
int dogamma = cvts.gamcor < 0.99 | cvts.gamcor > 1.01; |
917 |
> |
int dogamma = (cvts.gamcor < 0.99) | (cvts.gamcor > 1.01); |
918 |
|
float m = pow(2.,(double)cvts.bradj); |
919 |
< |
register int x; |
919 |
> |
int x; |
920 |
|
|
921 |
|
if (CHK(C_RFLT|C_TFLT|C_TWRD|C_GRY) != (C_RFLT|C_TWRD|C_GRY)) |
922 |
|
quiterr("internal error 1 in Color2GGry"); |
923 |
|
|
924 |
< |
if (freadscan(cvts.r.colors, cvts.xmax, cvts.rfp) < 0) |
786 |
< |
quiterr("error reading Radiance picture"); |
924 |
> |
ReadRadScan(&cvts); |
925 |
|
|
926 |
|
for (x = cvts.xmax; x--; ) { |
927 |
< |
register float f = m*( CHK(C_XYZE) ? |
927 |
> |
float f = m*( CHK(C_XYZE) ? |
928 |
|
colval(cvts.r.colors[x],CIEY) |
929 |
|
: bright(cvts.r.colors[x]) ); |
930 |
|
if (f <= 0) |
943 |
|
} |
944 |
|
|
945 |
|
|
946 |
< |
void |
947 |
< |
Color2L(y) /* read/convert/write COLOR->Lfloat scanline */ |
948 |
< |
uint32 y; |
946 |
> |
static void |
947 |
> |
Color2L( /* read/convert/write COLOR->Lfloat scanline */ |
948 |
> |
uint32 y |
949 |
> |
) |
950 |
|
{ |
951 |
|
float m = pow(2.,(double)cvts.bradj); |
952 |
< |
register int x; |
952 |
> |
int x; |
953 |
|
|
954 |
|
if (CHK(C_RFLT|C_TFLT|C_TWRD|C_GRY) != (C_RFLT|C_TFLT|C_GRY)) |
955 |
|
quiterr("internal error 1 in Color2L"); |
956 |
|
|
957 |
< |
if (freadscan(cvts.r.colors, cvts.xmax, cvts.rfp) < 0) |
819 |
< |
quiterr("error reading Radiance picture"); |
957 |
> |
ReadRadScan(&cvts); |
958 |
|
|
959 |
|
for (x = cvts.xmax; x--; ) |
960 |
|
cvts.t.fp[x] = m*( CHK(C_XYZE) ? colval(cvts.r.colors[x],CIEY) |
965 |
|
} |
966 |
|
|
967 |
|
|
968 |
< |
void |
969 |
< |
Color2Luv(y) /* read/convert/write COLOR->Luv scanline */ |
970 |
< |
uint32 y; |
968 |
> |
static void |
969 |
> |
Color2Luv( /* read/convert/write COLOR->Luv scanline */ |
970 |
> |
uint32 y |
971 |
> |
) |
972 |
|
{ |
973 |
< |
register int x; |
973 |
> |
int x; |
974 |
|
|
975 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY) != (C_RFLT|C_TFLT)) |
976 |
|
quiterr("internal error 1 in Color2Luv"); |
977 |
|
|
978 |
< |
if (freadscan(cvts.r.colors, cvts.xmax, cvts.rfp) < 0) |
840 |
< |
quiterr("error reading Radiance picture"); |
978 |
> |
ReadRadScan(&cvts); |
979 |
|
|
980 |
|
if (CHK(C_CXFM)) |
981 |
|
for (x = cvts.xmax; x--; ) |
998 |
|
} |
999 |
|
|
1000 |
|
|
1001 |
< |
void |
1002 |
< |
Color2RRGGBB(y) /* read/convert/write COLOR->RGB16 scanline */ |
1003 |
< |
uint32 y; |
1001 |
> |
static void |
1002 |
> |
Color2RRGGBB( /* read/convert/write COLOR->RGB16 scanline */ |
1003 |
> |
uint32 y |
1004 |
> |
) |
1005 |
|
{ |
1006 |
< |
int dogamma = cvts.gamcor < 0.99 | cvts.gamcor > 1.01; |
1006 |
> |
int dogamma = (cvts.gamcor < 0.99) | (cvts.gamcor > 1.01); |
1007 |
|
float m = pow(2.,(double)cvts.bradj); |
1008 |
< |
register int x, i; |
1008 |
> |
int x, i; |
1009 |
|
|
1010 |
|
if (CHK(C_RFLT|C_TFLT|C_TWRD|C_GRY) != (C_RFLT|C_TWRD)) |
1011 |
|
quiterr("internal error 1 in Color2RRGGBB"); |
1012 |
|
|
1013 |
< |
if (freadscan(cvts.r.colors, cvts.xmax, cvts.rfp) < 0) |
875 |
< |
quiterr("error reading Radiance picture"); |
1013 |
> |
ReadRadScan(&cvts); |
1014 |
|
|
1015 |
< |
for (x = cvts.xmax; x--; ) |
1015 |
> |
for (x = cvts.xmax; x--; ) { |
1016 |
> |
if (CHK(C_CXFM)) { |
1017 |
> |
colortrans(cvts.r.colors[x], cvts.cmat, |
1018 |
> |
cvts.r.colors[x]); |
1019 |
> |
if (CHK(C_GAMUT)) |
1020 |
> |
clipgamut(cvts.r.colors[x], bright(cvts.r.colors[x]), |
1021 |
> |
CGAMUT_LOWER, cblack, cwhite); |
1022 |
> |
} |
1023 |
|
for (i = 3; i--; ) { |
1024 |
< |
register float f = m*colval(cvts.r.colors[x],i); |
1024 |
> |
float f = m*colval(cvts.r.colors[x],i); |
1025 |
|
if (f <= 0) |
1026 |
|
cvts.t.wp[3*x + i] = 0; |
1027 |
|
else if (f >= 1) |
1032 |
|
else |
1033 |
|
cvts.t.wp[3*x + i] = (int)((float)(1L<<16)*f); |
1034 |
|
} |
1035 |
+ |
} |
1036 |
|
|
1037 |
|
if (TIFFWriteScanline(cvts.tif, cvts.t.p, y, 0) < 0) |
1038 |
|
quiterr("error writing TIFF output"); |
1039 |
|
} |
1040 |
|
|
1041 |
|
|
1042 |
< |
void |
1043 |
< |
Colr2Gry(y) /* read/convert/write COLR->RGB scanline */ |
1044 |
< |
uint32 y; |
1042 |
> |
static void |
1043 |
> |
Colr2Gry( /* read/convert/write COLR->RGB scanline */ |
1044 |
> |
uint32 y |
1045 |
> |
) |
1046 |
|
{ |
1047 |
< |
register int x; |
1047 |
> |
int x; |
1048 |
|
|
1049 |
|
if (CHK(C_RFLT|C_TWRD|C_TFLT|C_GRY) != C_GRY) |
1050 |
|
quiterr("internal error 1 in Colr2Gry"); |
1051 |
|
|
1052 |
< |
if (freadcolrs(cvts.r.colrs, cvts.xmax, cvts.rfp) < 0) |
1052 |
> |
if (fread2colrs(cvts.r.colrs, cvts.xmax, cvts.rfp, |
1053 |
> |
cvts.ncc, cvts.wpt) < 0) |
1054 |
|
quiterr("error reading Radiance picture"); |
1055 |
|
|
1056 |
|
if (cvts.bradj) |
1067 |
|
} |
1068 |
|
|
1069 |
|
|
1070 |
< |
void |
1071 |
< |
Colr2RGB(y) /* read/convert/write COLR->RGB scanline */ |
1072 |
< |
uint32 y; |
1070 |
> |
static void |
1071 |
> |
Colr2RGB( /* read/convert/write COLR->RGB scanline */ |
1072 |
> |
uint32 y |
1073 |
> |
) |
1074 |
|
{ |
1075 |
|
COLOR ctmp; |
1076 |
< |
register int x; |
1076 |
> |
int x; |
1077 |
|
|
1078 |
|
if (CHK(C_RFLT|C_TFLT|C_TWRD|C_GRY)) |
1079 |
|
quiterr("internal error 1 in Colr2RGB"); |
1080 |
|
|
1081 |
< |
if (freadcolrs(cvts.r.colrs, cvts.xmax, cvts.rfp) < 0) |
1081 |
> |
if (fread2colrs(cvts.r.colrs, cvts.xmax, cvts.rfp, |
1082 |
> |
cvts.ncc, cvts.wpt) < 0) |
1083 |
|
quiterr("error reading Radiance picture"); |
1084 |
|
|
1085 |
|
if (cvts.bradj) |