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#include "copyright.h" |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <math.h> |
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#include <time.h> |
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#include "tmprivat.h" |
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#include "resolu.h" |
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#ifdef PCOND |
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#include "rtprocess.h" |
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|
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#ifndef TM_PIC_CTRANS |
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#define TM_PIC_CTRANS 1 /* transform colors? (expensive) */ |
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#endif |
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#define GAMTSZ 1024 |
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|
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typedef struct { |
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BYTE gamb[GAMTSZ]; /* gamma lookup table */ |
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< |
COLR clfb; /* encoded tm->clf */ |
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> |
int clfb[3]; /* encoded tm->clf */ |
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> |
int32 cmatb[3][3]; /* encoded color transform */ |
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TMbright inpsfb; /* encoded tm->inpsf */ |
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} COLRDATA; |
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|
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int len |
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) |
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{ |
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< |
static char funcName[] = "tmCvColrs"; |
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< |
COLR cmon; |
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> |
static const char funcName[] = "tmCvColrs"; |
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> |
int cmon[4]; |
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register COLRDATA *cd; |
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< |
register int i, bi, li; |
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> |
register int i, j, li, bi; |
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> |
int32 vl; |
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|
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if (tms == NULL) |
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returnErr(TM_E_TMINVAL); |
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if ((ls == NULL) | (scan == NULL) | (len < 0)) |
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returnErr(TM_E_ILLEGAL); |
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#if TM_PIC_CTRANS |
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if (tmNeedMatrix(tms)) { /* need floating point */ |
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#else |
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if (tms->inppri == TM_XYZPRIM) { /* no way around this */ |
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#endif |
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register COLOR *newscan; |
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newscan = (COLOR *)tempbuffer(len*sizeof(COLOR)); |
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if (newscan == NULL) |
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returnErr(TM_E_NOMEM); |
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for (i = len; i--; ) |
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colr_color(newscan[i], scan[i]); |
| 75 |
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return(tmCvColors(tms, ls, cs, newscan, len)); |
| 76 |
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} |
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if (colrReg < 0) { /* build tables if necessary */ |
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colrReg = tmRegPkg(&colrPkg); |
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if (colrReg < 0) |
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if ((cd = (COLRDATA *)tmPkgData(tms,colrReg)) == NULL) |
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returnErr(TM_E_NOMEM); |
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for (i = len; i--; ) { |
| 78 |
< |
copycolr(cmon, scan[i]); |
| 78 |
> |
if (tmNeedMatrix(tms)) { /* apply color xform */ |
| 79 |
> |
for (j = 3; j--; ) { |
| 80 |
> |
vl = cd->cmatb[j][RED]*(int32)scan[i][RED] + |
| 81 |
> |
cd->cmatb[j][GRN]*(int32)scan[i][GRN] + |
| 82 |
> |
cd->cmatb[j][BLU]*(int32)scan[i][BLU] ; |
| 83 |
> |
if (vl < 0) cmon[j] = vl/0x10000; |
| 84 |
> |
else cmon[j] = vl>>16; |
| 85 |
> |
} |
| 86 |
> |
cmon[EXP] = scan[i][EXP]; |
| 87 |
> |
} else |
| 88 |
> |
copycolr(cmon, scan[i]); |
| 89 |
|
/* world luminance */ |
| 90 |
< |
li = ( cd->clfb[RED]*cmon[RED] + |
| 90 |
> |
li = cd->clfb[RED]*cmon[RED] + |
| 91 |
|
cd->clfb[GRN]*cmon[GRN] + |
| 92 |
< |
cd->clfb[BLU]*cmon[BLU] ) >> 8; |
| 93 |
< |
bi = BRT2SCALE(cmon[EXP]-COLXS) + |
| 94 |
< |
logi[li] + cd->inpsfb; |
| 95 |
< |
if (li <= 0) { |
| 96 |
< |
bi = TM_NOBRT; /* bogus value */ |
| 97 |
< |
li = 1; /* avoid li==0 */ |
| 92 |
> |
cd->clfb[BLU]*cmon[BLU] ; |
| 93 |
> |
if (li >= 0xfff00) li = 255; |
| 94 |
> |
else li >>= 12; |
| 95 |
> |
bi = BRT2SCALE(cmon[EXP]-COLXS) + cd->inpsfb; |
| 96 |
> |
if (li > 0) |
| 97 |
> |
bi += logi[li]; |
| 98 |
> |
else { |
| 99 |
> |
bi += logi[0]; |
| 100 |
> |
li = 1; /* avoid /0 */ |
| 101 |
|
} |
| 102 |
|
ls[i] = bi; |
| 103 |
|
if (cs == TM_NOCHROM) /* no color? */ |
| 104 |
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continue; |
| 105 |
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/* mesopic adj. */ |
| 106 |
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if (tms->flags & TM_F_MESOPIC && bi < BMESUPPER) { |
| 107 |
< |
register int pf, sli = normscot(cmon); |
| 108 |
< |
if (bi < BMESLOWER) |
| 107 |
> |
int pf, sli = normscot(cmon); |
| 108 |
> |
if (bi < BMESLOWER) { |
| 109 |
|
cmon[RED] = cmon[GRN] = cmon[BLU] = sli; |
| 110 |
< |
else { |
| 110 |
> |
} else { |
| 111 |
|
if (tms->flags & TM_F_BW) |
| 112 |
|
cmon[RED] = cmon[GRN] = cmon[BLU] = li; |
| 113 |
|
pf = tmMesofact[bi-BMESLOWER]; |
| 114 |
|
sli *= 256 - pf; |
| 115 |
< |
cmon[RED] = ( sli + pf*cmon[RED] ) >> 8; |
| 116 |
< |
cmon[GRN] = ( sli + pf*cmon[GRN] ) >> 8; |
| 117 |
< |
cmon[BLU] = ( sli + pf*cmon[BLU] ) >> 8; |
| 115 |
> |
for (j = 3; j--; ) { |
| 116 |
> |
cmon[j] = sli + pf*cmon[j]; |
| 117 |
> |
if (cmon[j] <= 0) cmon[j] = 0; |
| 118 |
> |
else cmon[j] >>= 8; |
| 119 |
> |
} |
| 120 |
|
} |
| 121 |
|
} else if (tms->flags & TM_F_BW) { |
| 122 |
|
cmon[RED] = cmon[GRN] = cmon[BLU] = li; |
| 123 |
+ |
} else { |
| 124 |
+ |
for (j = 3; j--; ) |
| 125 |
+ |
if (cmon[j] < 0) cmon[j] = 0; |
| 126 |
|
} |
| 127 |
< |
bi = ( (int32)GAMTSZ*cd->clfb[RED]*cmon[RED]/li ) >> 8; |
| 127 |
> |
bi = ( (int32)GAMTSZ*cd->clfb[RED]*cmon[RED]/li ) >> 12; |
| 128 |
|
cs[3*i ] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
| 129 |
< |
bi = ( (int32)GAMTSZ*cd->clfb[GRN]*cmon[GRN]/li ) >> 8; |
| 129 |
> |
bi = ( (int32)GAMTSZ*cd->clfb[GRN]*cmon[GRN]/li ) >> 12; |
| 130 |
|
cs[3*i+1] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
| 131 |
< |
bi = ( (int32)GAMTSZ*cd->clfb[BLU]*cmon[BLU]/li ) >> 8; |
| 131 |
> |
bi = ( (int32)GAMTSZ*cd->clfb[BLU]*cmon[BLU]/li ) >> 12; |
| 132 |
|
cs[3*i+2] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
| 133 |
|
} |
| 134 |
|
returnOK; |
| 203 |
|
((fname == NULL) & (fp == TM_GETFILE))) |
| 204 |
|
returnErr(TM_E_ILLEGAL); |
| 205 |
|
*xp = *yp = 0; /* error precaution */ |
| 206 |
< |
if ((inpf = fp) == TM_GETFILE && (inpf = fopen(fname, "r")) == NULL) |
| 206 |
> |
if ((inpf = fp) == TM_GETFILE && (inpf = fopen(fname, "rb")) == NULL) |
| 207 |
|
returnErr(TM_E_BADFILE); |
| 208 |
|
*lpp = NULL; |
| 209 |
|
if (cpp != TM_NOCHROMP) *cpp = NULL; |
| 220 |
|
else if (info.format == FMTCIE) |
| 221 |
|
info.primp = TM_XYZPRIM; |
| 222 |
|
/* prepare library */ |
| 223 |
< |
if ((err = tmSetSpace(tms, info.primp, 1./info.expos)) != TM_E_OK) |
| 223 |
> |
if ((err = tmSetSpace(tms, info.primp, 1./info.expos, NULL)) != TM_E_OK) |
| 224 |
|
goto done; |
| 225 |
|
err = TM_E_NOMEM; /* allocate arrays */ |
| 226 |
|
*lpp = (TMbright *)malloc(sizeof(TMbright) * *xp * *yp); |
| 428 |
|
{ |
| 429 |
|
register COLRDATA *cd; |
| 430 |
|
double d; |
| 431 |
+ |
int i, j; |
| 432 |
|
|
| 433 |
|
cd = (COLRDATA *)tms->pd[colrReg]; |
| 434 |
< |
cd->clfb[RED] = 256.*tms->clf[RED] + .5; |
| 435 |
< |
cd->clfb[GRN] = 256.*tms->clf[GRN] + .5; |
| 436 |
< |
cd->clfb[BLU] = 256.*tms->clf[BLU] + .5; |
| 437 |
< |
cd->clfb[EXP] = COLXS; |
| 438 |
< |
d = TM_BRTSCALE*log(tms->inpsf); |
| 439 |
< |
cd->inpsfb = d<0. ? d-.5 : d+.5; |
| 434 |
> |
for (i = 3; i--; ) |
| 435 |
> |
cd->clfb[i] = 0x1000*tms->clf[i] + .5; |
| 436 |
> |
cd->inpsfb = tmCvLuminance(tms->inpsf); |
| 437 |
> |
for (i = 3; i--; ) |
| 438 |
> |
for (j = 3; j--; ) { |
| 439 |
> |
d = tms->cmat[i][j] / tms->inpsf; |
| 440 |
> |
cd->cmatb[i][j] = 0x10000*d + (d<0. ? -.5 : .5); |
| 441 |
> |
} |
| 442 |
|
} |
| 443 |
|
|
| 444 |
|
|
