9 |
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*/ |
10 |
|
|
11 |
|
#include "pcond.h" |
12 |
+ |
#include "warp3d.h" |
13 |
|
|
14 |
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|
15 |
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RGBPRIMP inprims = stdprims; /* input primaries */ |
20 |
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double inpexp = 1.0; /* input exposure value */ |
21 |
|
|
22 |
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char *mbcalfile = NULL; /* macbethcal mapping file */ |
23 |
+ |
char *cwarpfile = NULL; /* color space warping file */ |
24 |
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|
25 |
|
static struct mbc { |
26 |
|
COLORMAT cmat; |
28 |
|
COLOR cmin, cmax; |
29 |
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} mbcond; /* macbethcal conditioning struct */ |
30 |
|
|
31 |
+ |
static WARP3D *cwarp; /* color warping structure */ |
32 |
+ |
|
33 |
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static COLOR *scanbuf; /* scanline processing buffer */ |
34 |
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static int nread; /* number of scanlines processed */ |
35 |
|
|
65 |
|
nextscan() /* read and condition next scanline */ |
66 |
|
{ |
67 |
|
if (nread >= numscans(&inpres)) { |
68 |
+ |
if (cwarpfile != NULL) |
69 |
+ |
free3dw(cwarp); |
70 |
|
free((char *)scanbuf); |
71 |
|
return(scanbuf = NULL); |
72 |
|
} |
87 |
|
mapscan(scanbuf, scanlen(&inpres)); |
88 |
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if (mbcalfile != NULL) /* device color correction */ |
89 |
|
mbscan(scanbuf, scanlen(&inpres), &mbcond); |
90 |
+ |
else if (cwarpfile != NULL) /* device color space warp */ |
91 |
+ |
cwscan(scanbuf, scanlen(&inpres), cwarp); |
92 |
|
else if (lumf == cielum | inprims != outprims) |
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|
matscan(scanbuf, scanlen(&inpres), mbcond.cmat); |
94 |
|
nread++; |
101 |
|
{ |
102 |
|
if (mbcalfile != NULL) /* load macbethcal file */ |
103 |
|
getmbcalfile(mbcalfile, &mbcond); |
104 |
< |
else |
104 |
> |
else if (cwarpfile != NULL) { |
105 |
> |
if ((cwarp = load3dw(cwarpfile, NULL)) == NULL) |
106 |
> |
syserror(cwarpfile); |
107 |
> |
} else |
108 |
|
if (lumf == rgblum) |
109 |
|
comprgb2rgbmat(mbcond.cmat, inprims, outprims); |
110 |
|
else |
168 |
|
} |
169 |
|
|
170 |
|
|
171 |
+ |
cwscan(sl, len, wp) /* apply color space warp to scaline */ |
172 |
+ |
COLOR *sl; |
173 |
+ |
int len; |
174 |
+ |
WARP3D *wp; |
175 |
+ |
{ |
176 |
+ |
int rval; |
177 |
+ |
|
178 |
+ |
while (len--) { |
179 |
+ |
rval = warp3d(sl[0], sl[0], wp); |
180 |
+ |
if (rval & W3ERROR) |
181 |
+ |
syserror("warp3d"); |
182 |
+ |
if (rval & W3BADMAP) { |
183 |
+ |
fprintf(stderr, "%s: %s: bad color space map\n", |
184 |
+ |
progname, cwarpfile); |
185 |
+ |
exit(1); |
186 |
+ |
} |
187 |
+ |
clipgamut(sl[0], bright(sl[0]), CGAMUT, cblack, cwhite); |
188 |
+ |
sl++; |
189 |
+ |
} |
190 |
+ |
} |
191 |
+ |
|
192 |
+ |
|
193 |
|
getmbcalfile(fn, mb) /* load macbethcal file */ |
194 |
|
char *fn; |
195 |
|
register struct mbc *mb; |
253 |
|
inpflags |= 040; |
254 |
|
else if (!(inpflags & 0100) && |
255 |
|
sscanf(buf, |
256 |
< |
"r = %f*r1 + %f*g1 + %f*b1", |
256 |
> |
"ro = %f*rn + %f*gn + %f*bn", |
257 |
|
&mb->cmat[0][0], &mb->cmat[0][1], |
258 |
|
&mb->cmat[0][2]) == 3) |
259 |
|
inpflags |= 0100; |
260 |
|
else if (!(inpflags & 0200) && |
261 |
|
sscanf(buf, |
262 |
< |
"g = %f*r1 + %f*g1 + %f*b1", |
262 |
> |
"go = %f*rn + %f*gn + %f*bn", |
263 |
|
&mb->cmat[1][0], &mb->cmat[1][1], |
264 |
|
&mb->cmat[1][2]) == 3) |
265 |
|
inpflags |= 0200; |
266 |
|
else if (!(inpflags & 0400) && |
267 |
|
sscanf(buf, |
268 |
< |
"b = %f*r1 + %f*g1 + %f*b1", |
268 |
> |
"bo = %f*rn + %f*gn + %f*bn", |
269 |
|
&mb->cmat[2][0], &mb->cmat[2][1], |
270 |
|
&mb->cmat[2][2]) == 3) |
271 |
|
inpflags |= 0400; |