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#include "copyright.h" |
11 |
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12 |
– |
#include <stdio.h> |
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#include <stdlib.h> |
14 |
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#include <string.h> |
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#include <math.h> |
16 |
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#include <time.h> |
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|
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#ifdef PCOND |
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#include "paths.h" |
28 |
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TMbright inpsfb; /* encoded tm->inpsf */ |
29 |
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} COLRDATA; |
30 |
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|
31 |
< |
static MEM_PTR colrInit(TMstruct *); |
31 |
> |
static void * colrInit(TMstruct *); |
32 |
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static void colrNewSpace(TMstruct *); |
33 |
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static gethfunc headline; |
34 |
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|
71 |
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returnErr(TM_E_NOMEM); |
72 |
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for (i = len; i--; ) { |
73 |
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if (tmNeedMatrix(tms)) { /* apply color xform */ |
74 |
+ |
bi = 0; |
75 |
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for (j = 3; j--; ) { |
76 |
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vl = cd->cmatb[j][RED]*(int32)scan[i][RED] + |
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cd->cmatb[j][GRN]*(int32)scan[i][GRN] + |
78 |
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cd->cmatb[j][BLU]*(int32)scan[i][BLU] ; |
79 |
< |
if (vl < 0) cmon[j] = vl/0x10000; |
80 |
< |
else cmon[j] = vl>>16; |
79 |
> |
if (vl < 0) |
80 |
> |
cmon[j] = vl/(int32)0x10000; |
81 |
> |
else if ((cmon[j] = vl>>16) > bi) |
82 |
> |
bi = cmon[j]; |
83 |
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} |
84 |
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cmon[EXP] = scan[i][EXP]; |
85 |
+ |
while (bi >= 256) { /* handle overflow */ |
86 |
+ |
cmon[EXP]++; |
87 |
+ |
for (j = 3; j--; ) cmon[j] >>= 1; |
88 |
+ |
bi >>= 1; |
89 |
+ |
} |
90 |
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} else |
91 |
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copycolr(cmon, scan[i]); |
92 |
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/* world luminance */ |
122 |
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} |
123 |
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} |
124 |
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} else if (tms->flags & TM_F_BW) { |
125 |
< |
cmon[RED] = cmon[GRN] = cmon[BLU] = li; |
125 |
> |
for (j = 3; j--; ) |
126 |
> |
cs[3*i+j] = tms->cdiv[j]/(TM_BRES>>8); |
127 |
> |
continue; |
128 |
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} else { |
129 |
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for (j = 3; j--; ) |
130 |
< |
if (cmon[j] < 0) cmon[j] = 0; |
130 |
> |
cmon[j] *= (cmon[j] > 0); |
131 |
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} |
132 |
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bi = ( (uint32)GAMTSZ*cd->clfb[RED]*cmon[RED]/li ) >> 12; |
133 |
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cs[3*i ] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
142 |
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|
143 |
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#define FMTRGB 1 /* Input is RGBE */ |
144 |
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#define FMTCIE 2 /* Input is CIE XYZE */ |
145 |
< |
#define FMTUNK 3 /* Input format is unspecified */ |
146 |
< |
#define FMTBAD 4 /* Input is not a recognized format */ |
145 |
> |
#define FMTSPEC 3 /* Input is N-component spectral data */ |
146 |
> |
#define FMTUNK 0 /* Input format is unspecified */ |
147 |
> |
#define FMTBAD (-1) /* Input is not a recognized format */ |
148 |
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|
149 |
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static struct radhead { |
150 |
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int format; /* FMTRGB, FMTCIE, FMTUNK, FMTBAD */ |
151 |
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double expos; /* input exposure value */ |
152 |
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RGBPRIMP primp; /* input primaries */ |
153 |
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RGBPRIMS mypri; /* custom primaries */ |
154 |
< |
} rhdefault = {FMTUNK, 1., stdprims, STDPRIMS}; |
154 |
> |
int ncs; /* number of color samples */ |
155 |
> |
float wpt[4]; /* spectral partition */ |
156 |
> |
} rhdefault = {FMTUNK, 1., stdprims, STDPRIMS, 3, {0,0,0,0}}; |
157 |
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|
158 |
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|
159 |
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static int |
170 |
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rh->format = FMTRGB; |
171 |
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else if (!strcmp(fmt, CIEFMT)) |
172 |
|
rh->format = FMTCIE; |
173 |
+ |
else if (!strcmp(fmt, SPECFMT)) |
174 |
+ |
rh->format = FMTSPEC; |
175 |
|
else |
176 |
|
rh->format = FMTBAD; |
177 |
|
return(0); |
185 |
|
rh->primp = rh->mypri; |
186 |
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return(0); |
187 |
|
} |
188 |
+ |
if (isncomp(s)) { |
189 |
+ |
rh->ncs = ncompval(s); |
190 |
+ |
return(0); |
191 |
+ |
} |
192 |
+ |
if (iswlsplit(s)) { |
193 |
+ |
wlsplitval(rh->wpt, s); |
194 |
+ |
return(0); |
195 |
+ |
} |
196 |
|
return(0); |
197 |
|
} |
198 |
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|
231 |
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fgetresolu(xp, yp, inpf) < 0) { |
232 |
|
err = TM_E_BADFILE; goto done; |
233 |
|
} |
234 |
< |
if (info.format == FMTUNK) /* assume RGBE format */ |
234 |
> |
if (info.format == FMTSPEC) { /* valid spectrum? */ |
235 |
> |
if (info.ncs <= 3) { |
236 |
> |
err = TM_E_BADFILE; goto done; |
237 |
> |
} |
238 |
> |
if (info.wpt[0] == 0) |
239 |
> |
memcpy(info.wpt, WLPART, sizeof(info.wpt)); |
240 |
> |
} else if (info.format == FMTUNK) /* assume RGBE format? */ |
241 |
|
info.format = FMTRGB; |
242 |
< |
if (info.format == FMTRGB) |
243 |
< |
info.expos /= WHTEFFICACY; |
218 |
< |
else if (info.format == FMTCIE) |
242 |
> |
|
243 |
> |
if (info.format == FMTCIE) |
244 |
|
info.primp = TM_XYZPRIM; |
245 |
+ |
else |
246 |
+ |
info.expos /= WHTEFFICACY; |
247 |
|
/* prepare library */ |
248 |
< |
if ((err = tmSetSpace(tms, info.primp, 1./info.expos, NULL)) != TM_E_OK) |
248 |
> |
if ((err = tmSetSpace(tms, info.primp, 1./info.expos)) != TM_E_OK) |
249 |
|
goto done; |
250 |
|
err = TM_E_NOMEM; /* allocate arrays */ |
251 |
|
*lpp = (TMbright *)malloc(sizeof(TMbright) * *xp * *yp); |
261 |
|
goto done; |
262 |
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err = TM_E_BADFILE; /* read & convert scanlines */ |
263 |
|
for (i = 0; i < *yp; i++) { |
264 |
< |
if (freadcolrs(scanin, *xp, inpf) < 0) { |
264 |
> |
if (fread2colrs(scanin, *xp, inpf, info.ncs, info.wpt) < 0) { |
265 |
|
err = TM_E_BADFILE; break; |
266 |
|
} |
267 |
|
err = tmCvColrs(tms, *lpp + (i * *xp), |
274 |
|
if (fp == NULL) |
275 |
|
fclose(inpf); |
276 |
|
if (scanin != NULL) |
277 |
< |
free((MEM_PTR)scanin); |
277 |
> |
free(scanin); |
278 |
|
if (err != TM_E_OK) { |
279 |
|
if (*lpp != NULL) |
280 |
< |
free((MEM_PTR)*lpp); |
280 |
> |
free(*lpp); |
281 |
|
if (cpp != TM_NOCHROMP && *cpp != NULL) |
282 |
< |
free((MEM_PTR)*cpp); |
282 |
> |
free(*cpp); |
283 |
|
returnErr(err); |
284 |
|
} |
285 |
|
returnOK; |
351 |
|
for (y = 0; y < *yp; y++) { |
352 |
|
if (freadcolrs(scan, *xp, infp) < 0) { |
353 |
|
pclose(infp); |
354 |
< |
free((MEM_PTR)scan); |
355 |
< |
free((MEM_PTR)*psp); |
354 |
> |
free(scan); |
355 |
> |
free(*psp); |
356 |
|
*psp = NULL; |
357 |
|
returnErr(TM_E_BADFILE); |
358 |
|
} |
367 |
|
*rp++ = scan[x][BLU]; |
368 |
|
} |
369 |
|
} |
370 |
< |
free((MEM_PTR)scan); |
370 |
> |
free(scan); |
371 |
|
pclose(infp); |
372 |
|
returnOK; |
373 |
|
} |
418 |
|
if (flags & TM_F_BW) { |
419 |
|
*psp = (uby8 *)malloc(sizeof(uby8) * *xp * *yp); |
420 |
|
if (*psp == NULL) { |
421 |
< |
free((MEM_PTR)lp); |
421 |
> |
free(lp); |
422 |
|
tmDone(tms); |
423 |
|
returnErr(TM_E_NOMEM); |
424 |
|
} |
436 |
|
err = tmMapPixels(tms, *psp, lp, cp, *xp * *yp); |
437 |
|
|
438 |
|
done: /* clean up */ |
439 |
< |
free((MEM_PTR)lp); |
439 |
> |
free(lp); |
440 |
|
tmDone(tms); |
441 |
|
if (err != TM_E_OK) { /* free memory on error */ |
442 |
< |
free((MEM_PTR)*psp); |
442 |
> |
free(*psp); |
443 |
|
*psp = NULL; |
444 |
|
returnErr(err); |
445 |
|
} |
467 |
|
} |
468 |
|
|
469 |
|
|
470 |
< |
static MEM_PTR |
470 |
> |
static void * |
471 |
|
colrInit(tms) /* initialize private data for tone mapping */ |
472 |
|
TMstruct *tms; |
473 |
|
{ |
477 |
|
cd = (COLRDATA *)malloc(sizeof(COLRDATA)); |
478 |
|
if (cd == NULL) |
479 |
|
return(NULL); |
480 |
< |
tms->pd[colrReg] = (MEM_PTR)cd; |
480 |
> |
tms->pd[colrReg] = (void *)cd; |
481 |
|
/* compute gamma table */ |
482 |
|
for (i = GAMTSZ; i--; ) |
483 |
|
cd->gamb[i] = 256.*pow((i+.5)/GAMTSZ, 1./tms->mongam); |
484 |
|
/* compute color and scale factors */ |
485 |
|
colrNewSpace(tms); |
486 |
< |
return((MEM_PTR)cd); |
486 |
> |
return((void *)cd); |
487 |
|
} |