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/* Copyright (c) 1997 Regents of the University of California */ |
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#ifndef lint |
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< |
static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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|
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/* |
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* Routines for tone mapping on Radiance RGBE and XYZE pictures. |
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< |
* See tonemap.h for detailed function descriptions. |
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> |
* |
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* Externals declared in tonemap.h |
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*/ |
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|
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#include "copyright.h" |
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|
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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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|
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#ifdef PCOND |
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#include "paths.h" |
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#endif |
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#include "tmprivat.h" |
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#include "resolu.h" |
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|
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#define GAMTSZ 4096 |
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|
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– |
extern char *tempbuffer(); |
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|
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#define GAMTSZ 1024 |
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|
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typedef struct { |
| 27 |
< |
BYTE gamb[GAMTSZ]; /* gamma lookup table */ |
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< |
COLR clfb; /* encoded tm->clf */ |
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> |
uby8 gamb[GAMTSZ]; /* gamma lookup table */ |
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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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< |
static MEM_PTR colrInit(); |
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< |
static void colrNewSpace(); |
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< |
extern void free(); |
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> |
static MEM_PTR colrInit(TMstruct *); |
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> |
static void colrNewSpace(TMstruct *); |
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> |
static gethfunc headline; |
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> |
|
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static struct tmPackage colrPkg = { /* our package functions */ |
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colrInit, colrNewSpace, free |
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}; |
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static int colrReg = -1; /* our package registration number */ |
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|
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#define LOGISZ 260 |
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< |
static TMbright logi[LOGISZ]; |
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< |
static BYTE photofact[BMESUPPER-BMESLOWER]; |
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> |
static TMbright logi[256]; |
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|
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|
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int |
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< |
tmCvColrs(ls, cs, scan, len) /* tone map RGBE/XYZE colors */ |
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< |
TMbright *ls; |
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BYTE *cs; |
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COLR *scan; |
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int len; |
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> |
tmCvColrs( /* convert RGBE/XYZE colors */ |
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> |
TMstruct *tms, |
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> |
TMbright *ls, |
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> |
uby8 *cs, |
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> |
COLR *scan, |
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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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register COLRDATA *cd; |
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< |
register int i, bi, li; |
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> |
static const char funcName[] = "tmCvColrs"; |
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> |
int cmon[4]; |
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> |
COLRDATA *cd; |
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> |
int i, j, bi; |
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> |
int32 li, vl; |
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|
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< |
if (tmTop == NULL) |
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> |
if (tms == NULL) |
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returnErr(TM_E_TMINVAL); |
| 62 |
< |
if (ls == NULL | scan == NULL | len <= 0) |
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> |
if ((ls == NULL) | (scan == NULL) | (len < 0)) |
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returnErr(TM_E_ILLEGAL); |
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< |
if (tmNeedMatrix(tmTop)) { /* need floating point */ |
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< |
register COLOR *newscan; |
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< |
newscan = (COLOR *)tempbuffer(len*sizeof(COLOR)); |
| 60 |
< |
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]); |
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< |
return(tmCvColors(ls, cs, newscan, len)); |
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< |
} |
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if (colrReg == -1) { /* build tables if necessary */ |
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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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returnErr(TM_E_CODERR1); |
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for (i = 256; i--; ) |
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logi[i] = TM_BRTSCALE*log((i+.5)/256.) - .5; |
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< |
for (i = 256; i < LOGISZ; i++) |
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logi[i] = logi[255]; |
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< |
for (i = BMESLOWER; i < BMESUPPER; i++) |
| 75 |
< |
photofact[i-BMESLOWER] = 256. * |
| 76 |
< |
(tmLuminance(i) - LMESLOWER) / |
| 77 |
< |
(LMESUPPER - LMESLOWER); |
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> |
tmMkMesofact(); |
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} |
| 72 |
< |
if ((cd = (COLRDATA *)tmPkgData(tmTop,colrReg)) == NULL) |
| 72 |
> |
if ((cd = (COLRDATA *)tmPkgData(tms,colrReg)) == NULL) |
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returnErr(TM_E_NOMEM); |
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for (i = len; i--; ) { |
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< |
copycolr(cmon, scan[i]); |
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> |
if (tmNeedMatrix(tms)) { /* apply color xform */ |
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> |
for (j = 3; j--; ) { |
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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] + |
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> |
cd->cmatb[j][BLU]*(int32)scan[i][BLU] ; |
| 80 |
> |
if (vl < 0) cmon[j] = vl/0x10000; |
| 81 |
> |
else cmon[j] = vl>>16; |
| 82 |
> |
} |
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> |
cmon[EXP] = scan[i][EXP]; |
| 84 |
> |
} else |
| 85 |
> |
copycolr(cmon, scan[i]); |
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/* world luminance */ |
| 87 |
< |
li = ( cd->clfb[RED]*cmon[RED] + |
| 88 |
< |
cd->clfb[GRN]*cmon[GRN] + |
| 89 |
< |
cd->clfb[BLU]*cmon[BLU] ) >> 8; |
| 90 |
< |
bi = BRT2SCALE*(cmon[EXP]-COLXS) + |
| 91 |
< |
logi[li] + cd->inpsfb; |
| 92 |
< |
if (bi < MINBRT) { |
| 93 |
< |
bi = MINBRT-1; /* bogus value */ |
| 94 |
< |
li++; /* avoid li==0 */ |
| 87 |
> |
li = cd->clfb[RED]*(int32)cmon[RED] + |
| 88 |
> |
cd->clfb[GRN]*(int32)cmon[GRN] + |
| 89 |
> |
cd->clfb[BLU]*(int32)cmon[BLU] ; |
| 90 |
> |
if (li >= 1L<<(12+8)) li = 255; |
| 91 |
> |
else li >>= 12; |
| 92 |
> |
bi = BRT2SCALE(cmon[EXP]-COLXS) + cd->inpsfb; |
| 93 |
> |
if (li > 0) |
| 94 |
> |
bi += logi[li]; |
| 95 |
> |
else { |
| 96 |
> |
bi += logi[0]; |
| 97 |
> |
li = 1; /* avoid /0 */ |
| 98 |
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} |
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ls[i] = bi; |
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if (cs == TM_NOCHROM) /* no color? */ |
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continue; |
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|
/* mesopic adj. */ |
| 103 |
< |
if (tmTop->flags & TM_F_MESOPIC && bi < BMESUPPER) { |
| 104 |
< |
register int pf, sli = normscot(cmon); |
| 105 |
< |
if (bi < BMESLOWER) |
| 103 |
> |
if (tms->flags & TM_F_MESOPIC && bi < BMESUPPER) { |
| 104 |
> |
int pf, sli = normscot(cmon); |
| 105 |
> |
if (bi < BMESLOWER) { |
| 106 |
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cmon[RED] = cmon[GRN] = cmon[BLU] = sli; |
| 107 |
< |
else { |
| 108 |
< |
if (tmTop->flags & TM_F_BW) |
| 107 |
> |
} else { |
| 108 |
> |
if (tms->flags & TM_F_BW) |
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|
cmon[RED] = cmon[GRN] = cmon[BLU] = li; |
| 110 |
< |
pf = photofact[bi-BMESLOWER]; |
| 110 |
> |
pf = tmMesofact[bi-BMESLOWER]; |
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sli *= 256 - pf; |
| 112 |
< |
cmon[RED] = ( sli + pf*cmon[RED] ) >> 8; |
| 113 |
< |
cmon[GRN] = ( sli + pf*cmon[GRN] ) >> 8; |
| 114 |
< |
cmon[BLU] = ( sli + pf*cmon[BLU] ) >> 8; |
| 112 |
> |
for (j = 3; j--; ) { |
| 113 |
> |
cmon[j] = sli + pf*cmon[j]; |
| 114 |
> |
if (cmon[j] <= 0) cmon[j] = 0; |
| 115 |
> |
else cmon[j] >>= 8; |
| 116 |
> |
} |
| 117 |
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} |
| 118 |
< |
} else if (tmTop->flags & TM_F_BW) { |
| 118 |
> |
} else if (tms->flags & TM_F_BW) { |
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cmon[RED] = cmon[GRN] = cmon[BLU] = li; |
| 120 |
+ |
} else { |
| 121 |
+ |
for (j = 3; j--; ) |
| 122 |
+ |
if (cmon[j] < 0) cmon[j] = 0; |
| 123 |
|
} |
| 124 |
< |
bi = ( (int4)GAMTSZ*cd->clfb[RED]*cmon[RED]/li ) >> 8; |
| 124 |
> |
bi = ( (uint32)GAMTSZ*cd->clfb[RED]*cmon[RED]/li ) >> 12; |
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cs[3*i ] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
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< |
bi = ( (int4)GAMTSZ*cd->clfb[GRN]*cmon[GRN]/li ) >> 8; |
| 126 |
> |
bi = ( (uint32)GAMTSZ*cd->clfb[GRN]*cmon[GRN]/li ) >> 12; |
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cs[3*i+1] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
| 128 |
< |
bi = ( (int4)GAMTSZ*cd->clfb[BLU]*cmon[BLU]/li ) >> 8; |
| 128 |
> |
bi = ( (uint32)GAMTSZ*cd->clfb[BLU]*cmon[BLU]/li ) >> 12; |
| 129 |
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cs[3*i+2] = bi>=GAMTSZ ? 255 : cd->gamb[bi]; |
| 130 |
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} |
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returnOK; |
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|
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|
| 148 |
|
static int |
| 149 |
< |
headline(s, rh) /* grok a header line */ |
| 150 |
< |
register char *s; |
| 151 |
< |
register struct radhead *rh; |
| 149 |
> |
headline( /* grok a header line */ |
| 150 |
> |
char *s, |
| 151 |
> |
void *vrh |
| 152 |
> |
) |
| 153 |
|
{ |
| 154 |
< |
char fmt[32]; |
| 154 |
> |
char fmt[MAXFMTLEN]; |
| 155 |
> |
struct radhead *rh = vrh; |
| 156 |
|
|
| 157 |
|
if (formatval(fmt, s)) { |
| 158 |
|
if (!strcmp(fmt, COLRFMT)) |
| 161 |
|
rh->format = FMTCIE; |
| 162 |
|
else |
| 163 |
|
rh->format = FMTBAD; |
| 164 |
< |
return; |
| 164 |
> |
return(0); |
| 165 |
|
} |
| 166 |
|
if (isexpos(s)) { |
| 167 |
|
rh->expos *= exposval(s); |
| 168 |
< |
return; |
| 168 |
> |
return(0); |
| 169 |
|
} |
| 170 |
|
if (isprims(s)) { |
| 171 |
|
primsval(rh->mypri, s); |
| 172 |
|
rh->primp = rh->mypri; |
| 173 |
< |
return; |
| 173 |
> |
return(0); |
| 174 |
|
} |
| 175 |
+ |
return(0); |
| 176 |
|
} |
| 177 |
|
|
| 178 |
|
|
| 179 |
|
int |
| 180 |
< |
tmLoadPicture(lpp, cpp, xp, yp, fname, fp) /* convert Radiance picture */ |
| 181 |
< |
TMbright **lpp; |
| 182 |
< |
BYTE **cpp; |
| 183 |
< |
int *xp, *yp; |
| 184 |
< |
char *fname; |
| 185 |
< |
FILE *fp; |
| 180 |
> |
tmLoadPicture( /* convert Radiance picture */ |
| 181 |
> |
TMstruct *tms, |
| 182 |
> |
TMbright **lpp, |
| 183 |
> |
uby8 **cpp, |
| 184 |
> |
int *xp, |
| 185 |
> |
int *yp, |
| 186 |
> |
char *fname, |
| 187 |
> |
FILE *fp |
| 188 |
> |
) |
| 189 |
|
{ |
| 190 |
|
char *funcName = fname==NULL ? "tmLoadPicture" : fname; |
| 191 |
|
FILE *inpf; |
| 194 |
|
COLR *scanin = NULL; |
| 195 |
|
int i; |
| 196 |
|
/* check arguments */ |
| 197 |
< |
if (tmTop == NULL) |
| 197 |
> |
if (tms == NULL) |
| 198 |
|
returnErr(TM_E_TMINVAL); |
| 199 |
< |
if (lpp == NULL | xp == NULL | yp == NULL | |
| 200 |
< |
(fname == NULL & fp == TM_GETFILE)) |
| 199 |
> |
if ((lpp == NULL) | (xp == NULL) | (yp == NULL) | |
| 200 |
> |
((fname == NULL) & (fp == TM_GETFILE))) |
| 201 |
|
returnErr(TM_E_ILLEGAL); |
| 202 |
|
*xp = *yp = 0; /* error precaution */ |
| 203 |
< |
if ((inpf = fp) == TM_GETFILE && (inpf = fopen(fname, "r")) == NULL) |
| 203 |
> |
if ((inpf = fp) == TM_GETFILE && (inpf = fopen(fname, "rb")) == NULL) |
| 204 |
|
returnErr(TM_E_BADFILE); |
| 205 |
+ |
*lpp = NULL; |
| 206 |
+ |
if (cpp != TM_NOCHROMP) *cpp = NULL; |
| 207 |
|
info = rhdefault; /* get our header */ |
| 208 |
< |
getheader(inpf, headline, (char *)&info); |
| 209 |
< |
if (info.format == FMTBAD | info.expos <= 0. || |
| 208 |
> |
getheader(inpf, headline, &info); |
| 209 |
> |
if ((info.format == FMTBAD) | (info.expos <= 0.) || |
| 210 |
|
fgetresolu(xp, yp, inpf) < 0) { |
| 211 |
|
err = TM_E_BADFILE; goto done; |
| 212 |
|
} |
| 217 |
|
else if (info.format == FMTCIE) |
| 218 |
|
info.primp = TM_XYZPRIM; |
| 219 |
|
/* prepare library */ |
| 220 |
< |
if ((err = tmSetSpace(info.primp, 1./info.expos)) != TM_E_OK) |
| 220 |
> |
if ((err = tmSetSpace(tms, info.primp, 1./info.expos, NULL)) != TM_E_OK) |
| 221 |
|
goto done; |
| 222 |
|
err = TM_E_NOMEM; /* allocate arrays */ |
| 223 |
|
*lpp = (TMbright *)malloc(sizeof(TMbright) * *xp * *yp); |
| 224 |
|
if (*lpp == NULL) |
| 225 |
|
goto done; |
| 226 |
|
if (cpp != TM_NOCHROMP) { |
| 227 |
< |
*cpp = (BYTE *)malloc(3*sizeof(BYTE) * *xp * *yp); |
| 227 |
> |
*cpp = (uby8 *)malloc(3*sizeof(uby8) * *xp * *yp); |
| 228 |
|
if (*cpp == NULL) |
| 229 |
|
goto done; |
| 230 |
|
} |
| 236 |
|
if (freadcolrs(scanin, *xp, inpf) < 0) { |
| 237 |
|
err = TM_E_BADFILE; break; |
| 238 |
|
} |
| 239 |
< |
err = tmCvColrs(*lpp + (i * *xp), |
| 239 |
> |
err = tmCvColrs(tms, *lpp + (i * *xp), |
| 240 |
|
cpp==TM_NOCHROMP ? TM_NOCHROM : *cpp + (i * 3 * *xp), |
| 241 |
|
scanin, *xp); |
| 242 |
|
if (err != TM_E_OK) |
| 246 |
|
if (fp == NULL) |
| 247 |
|
fclose(inpf); |
| 248 |
|
if (scanin != NULL) |
| 249 |
< |
free((char *)scanin); |
| 250 |
< |
if (err != TM_E_OK) |
| 249 |
> |
free((MEM_PTR)scanin); |
| 250 |
> |
if (err != TM_E_OK) { |
| 251 |
> |
if (*lpp != NULL) |
| 252 |
> |
free((MEM_PTR)*lpp); |
| 253 |
> |
if (cpp != TM_NOCHROMP && *cpp != NULL) |
| 254 |
> |
free((MEM_PTR)*cpp); |
| 255 |
|
returnErr(err); |
| 256 |
+ |
} |
| 257 |
|
returnOK; |
| 258 |
|
} |
| 259 |
|
|
| 260 |
|
|
| 261 |
< |
int /* run pcond to map picture */ |
| 261 |
> |
#ifdef PCOND |
| 262 |
> |
static int /* run pcond to map picture */ |
| 263 |
|
dopcond(psp, xp, yp, flags, monpri, gamval, Lddyn, Ldmax, fname) |
| 264 |
< |
BYTE **psp; |
| 264 |
> |
uby8 **psp; |
| 265 |
|
int *xp, *yp; |
| 266 |
|
int flags; |
| 267 |
|
RGBPRIMP monpri; |
| 269 |
|
char *fname; |
| 270 |
|
{ |
| 271 |
|
char *funcName = fname; |
| 272 |
< |
char cmdbuf[512]; |
| 272 |
> |
TMstruct *tms = NULL; |
| 273 |
> |
char cmdbuf[1024]; |
| 274 |
|
FILE *infp; |
| 275 |
< |
register COLR *scan; |
| 276 |
< |
register BYTE *rp; |
| 275 |
> |
COLR *scan; |
| 276 |
> |
uby8 *rp; |
| 277 |
|
int y; |
| 278 |
< |
register int x; |
| 278 |
> |
int x; |
| 279 |
|
/* set up gamma correction */ |
| 280 |
|
if (setcolrcor(pow, 1./gamval) < 0) |
| 281 |
|
returnErr(TM_E_NOMEM); |
| 282 |
|
/* create command */ |
| 283 |
< |
strcpy(cmdbuf, "pcond "); |
| 283 |
> |
strcpy(cmdbuf, PCOND); |
| 284 |
|
if (flags & TM_F_HCONTR) |
| 285 |
< |
strcat(cmdbuf, "-s "); |
| 285 |
> |
strcat(cmdbuf, " -s"); |
| 286 |
|
if (flags & TM_F_MESOPIC) |
| 287 |
< |
strcat(cmdbuf, "-c "); |
| 287 |
> |
strcat(cmdbuf, " -c"); |
| 288 |
|
if (flags & TM_F_LINEAR) |
| 289 |
< |
strcat(cmdbuf, "-l "); |
| 289 |
> |
strcat(cmdbuf, " -l"); |
| 290 |
|
if (flags & TM_F_ACUITY) |
| 291 |
< |
strcat(cmdbuf, "-a "); |
| 291 |
> |
strcat(cmdbuf, " -a"); |
| 292 |
|
if (flags & TM_F_VEIL) |
| 293 |
< |
strcat(cmdbuf, "-v "); |
| 293 |
> |
strcat(cmdbuf, " -v"); |
| 294 |
|
if (flags & TM_F_CWEIGHT) |
| 295 |
< |
strcat(cmdbuf, "-w "); |
| 296 |
< |
sprintf(cmdbuf+strlen(cmdbuf), |
| 297 |
< |
"-p %f %f %f %f %f %f %f %f -d %f -u %f %s", |
| 298 |
< |
monpri[RED][CIEX], monpri[RED][CIEY], |
| 299 |
< |
monpri[GRN][CIEX], monpri[GRN][CIEY], |
| 300 |
< |
monpri[BLU][CIEX], monpri[BLU][CIEY], |
| 301 |
< |
monpri[WHT][CIEX], monpri[WHT][CIEY], |
| 302 |
< |
Lddyn, Ldmax, fname); |
| 295 |
> |
strcat(cmdbuf, " -w"); |
| 296 |
> |
if (monpri != stdprims) |
| 297 |
> |
sprintf(cmdbuf+strlen(cmdbuf), " -p %f %f %f %f %f %f %f %f", |
| 298 |
> |
monpri[RED][CIEX], monpri[RED][CIEY], |
| 299 |
> |
monpri[GRN][CIEX], monpri[GRN][CIEY], |
| 300 |
> |
monpri[BLU][CIEX], monpri[BLU][CIEY], |
| 301 |
> |
monpri[WHT][CIEX], monpri[WHT][CIEY]); |
| 302 |
> |
sprintf(cmdbuf+strlen(cmdbuf), " -d %f -u %f %s", Lddyn, Ldmax, fname); |
| 303 |
|
/* start pcond */ |
| 304 |
|
if ((infp = popen(cmdbuf, "r")) == NULL) |
| 305 |
|
returnErr(TM_E_BADFILE); |
| 312 |
|
/* allocate arrays */ |
| 313 |
|
scan = (COLR *)malloc(sizeof(COLR) * *xp); |
| 314 |
|
if (flags & TM_F_BW) |
| 315 |
< |
rp = (BYTE *)malloc(sizeof(BYTE) * *xp * *yp); |
| 315 |
> |
rp = (uby8 *)malloc(sizeof(uby8) * *xp * *yp); |
| 316 |
|
else |
| 317 |
< |
rp = (BYTE *)malloc(3*sizeof(BYTE) * *xp * *yp); |
| 318 |
< |
if ((*psp = rp) == NULL | scan == NULL) { |
| 317 |
> |
rp = (uby8 *)malloc(3*sizeof(uby8) * *xp * *yp); |
| 318 |
> |
if (((*psp = rp) == NULL) | (scan == NULL)) { |
| 319 |
|
pclose(infp); |
| 320 |
|
returnErr(TM_E_NOMEM); |
| 321 |
|
} |
| 323 |
|
for (y = 0; y < *yp; y++) { |
| 324 |
|
if (freadcolrs(scan, *xp, infp) < 0) { |
| 325 |
|
pclose(infp); |
| 326 |
< |
free((char *)scan); |
| 327 |
< |
free((char *)*psp); |
| 326 |
> |
free((MEM_PTR)scan); |
| 327 |
> |
free((MEM_PTR)*psp); |
| 328 |
|
*psp = NULL; |
| 329 |
|
returnErr(TM_E_BADFILE); |
| 330 |
|
} |
| 339 |
|
*rp++ = scan[x][BLU]; |
| 340 |
|
} |
| 341 |
|
} |
| 342 |
< |
free((char *)scan); |
| 342 |
> |
free((MEM_PTR)scan); |
| 343 |
|
pclose(infp); |
| 344 |
|
returnOK; |
| 345 |
|
} |
| 346 |
+ |
#endif |
| 347 |
|
|
| 348 |
|
|
| 349 |
|
int /* map a Radiance picture */ |
| 350 |
|
tmMapPicture(psp, xp, yp, flags, monpri, gamval, Lddyn, Ldmax, fname, fp) |
| 351 |
< |
BYTE **psp; |
| 351 |
> |
uby8 **psp; |
| 352 |
|
int *xp, *yp; |
| 353 |
|
int flags; |
| 354 |
|
RGBPRIMP monpri; |
| 357 |
|
FILE *fp; |
| 358 |
|
{ |
| 359 |
|
char *funcName = fname==NULL ? "tmMapPicture" : fname; |
| 360 |
< |
FILE *inpf; |
| 361 |
< |
BYTE *cp; |
| 360 |
> |
TMstruct *tms = NULL; |
| 361 |
> |
uby8 *cp; |
| 362 |
|
TMbright *lp; |
| 363 |
|
int err; |
| 364 |
|
/* check arguments */ |
| 365 |
< |
if (psp == NULL | xp == NULL | yp == NULL | monpri == NULL | |
| 366 |
< |
(fname == NULL & fp == TM_GETFILE)) |
| 365 |
> |
if ((psp == NULL) | (xp == NULL) | (yp == NULL) | (monpri == NULL) | |
| 366 |
> |
((fname == NULL) & (fp == TM_GETFILE))) |
| 367 |
|
returnErr(TM_E_ILLEGAL); |
| 368 |
|
/* set defaults */ |
| 369 |
|
if (gamval < MINGAM) gamval = DEFGAM; |
| 370 |
|
if (Lddyn < MINLDDYN) Lddyn = DEFLDDYN; |
| 371 |
|
if (Ldmax < MINLDMAX) Ldmax = DEFLDMAX; |
| 372 |
|
if (flags & TM_F_BW) monpri = stdprims; |
| 373 |
+ |
#ifdef PCOND |
| 374 |
|
/* check for pcond run */ |
| 375 |
|
if (fp == TM_GETFILE && flags & TM_F_UNIMPL) |
| 376 |
|
return( dopcond(psp, xp, yp, flags, |
| 377 |
|
monpri, gamval, Lddyn, Ldmax, fname) ); |
| 378 |
+ |
#endif |
| 379 |
|
/* initialize tone mapping */ |
| 380 |
< |
if (tmInit(flags, monpri, gamval) == NULL) |
| 380 |
> |
if ((tms = tmInit(flags, monpri, gamval)) == NULL) |
| 381 |
|
returnErr(TM_E_NOMEM); |
| 382 |
|
/* load & convert picture */ |
| 383 |
< |
err = tmLoadPicture(&lp, (flags&TM_F_BW) ? TM_NOCHROMP : &cp, |
| 383 |
> |
err = tmLoadPicture(tms, &lp, (flags&TM_F_BW) ? TM_NOCHROMP : &cp, |
| 384 |
|
xp, yp, fname, fp); |
| 385 |
|
if (err != TM_E_OK) { |
| 386 |
< |
tmDone(NULL); |
| 386 |
> |
tmDone(tms); |
| 387 |
|
return(err); |
| 388 |
|
} |
| 389 |
|
/* allocate space for result */ |
| 390 |
|
if (flags & TM_F_BW) { |
| 391 |
< |
*psp = (BYTE *)malloc(sizeof(BYTE) * *xp * *yp); |
| 391 |
> |
*psp = (uby8 *)malloc(sizeof(uby8) * *xp * *yp); |
| 392 |
|
if (*psp == NULL) { |
| 393 |
< |
free((char *)lp); |
| 394 |
< |
tmDone(NULL); |
| 393 |
> |
free((MEM_PTR)lp); |
| 394 |
> |
tmDone(tms); |
| 395 |
|
returnErr(TM_E_NOMEM); |
| 396 |
|
} |
| 397 |
|
cp = TM_NOCHROM; |
| 398 |
|
} else |
| 399 |
|
*psp = cp; |
| 400 |
|
/* compute color mapping */ |
| 401 |
< |
err = tmAddHisto(lp, *xp * *yp, 1); |
| 401 |
> |
err = tmAddHisto(tms, lp, *xp * *yp, 1); |
| 402 |
|
if (err != TM_E_OK) |
| 403 |
|
goto done; |
| 404 |
< |
err = tmComputeMapping(gamval, Lddyn, Ldmax); |
| 404 |
> |
err = tmComputeMapping(tms, gamval, Lddyn, Ldmax); |
| 405 |
|
if (err != TM_E_OK) |
| 406 |
|
goto done; |
| 407 |
|
/* map colors */ |
| 408 |
< |
err = tmMapPixels(*psp, lp, cp, *xp * *yp); |
| 408 |
> |
err = tmMapPixels(tms, *psp, lp, cp, *xp * *yp); |
| 409 |
|
|
| 410 |
|
done: /* clean up */ |
| 411 |
< |
free((char *)lp); |
| 412 |
< |
tmDone(NULL); |
| 411 |
> |
free((MEM_PTR)lp); |
| 412 |
> |
tmDone(tms); |
| 413 |
|
if (err != TM_E_OK) { /* free memory on error */ |
| 414 |
< |
free((char *)*psp); |
| 414 |
> |
free((MEM_PTR)*psp); |
| 415 |
|
*psp = NULL; |
| 416 |
|
returnErr(err); |
| 417 |
|
} |
| 421 |
|
|
| 422 |
|
static void |
| 423 |
|
colrNewSpace(tms) /* color space changed for tone mapping */ |
| 424 |
< |
register struct tmStruct *tms; |
| 424 |
> |
TMstruct *tms; |
| 425 |
|
{ |
| 426 |
< |
register COLRDATA *cd; |
| 426 |
> |
COLRDATA *cd; |
| 427 |
|
double d; |
| 428 |
+ |
int i, j; |
| 429 |
|
|
| 430 |
|
cd = (COLRDATA *)tms->pd[colrReg]; |
| 431 |
< |
cd->clfb[RED] = 256.*tms->clf[RED] + .5; |
| 432 |
< |
cd->clfb[GRN] = 256.*tms->clf[GRN] + .5; |
| 433 |
< |
cd->clfb[BLU] = 256.*tms->clf[BLU] + .5; |
| 434 |
< |
cd->clfb[EXP] = COLXS; |
| 435 |
< |
d = TM_BRTSCALE*log(tms->inpsf); |
| 436 |
< |
cd->inpsfb = d<0. ? d-.5 : d+.5; |
| 431 |
> |
for (i = 3; i--; ) |
| 432 |
> |
cd->clfb[i] = 0x1000*tms->clf[i] + .5; |
| 433 |
> |
cd->inpsfb = tmCvLuminance(tms->inpsf); |
| 434 |
> |
for (i = 3; i--; ) |
| 435 |
> |
for (j = 3; j--; ) { |
| 436 |
> |
d = tms->cmat[i][j] / tms->inpsf; |
| 437 |
> |
cd->cmatb[i][j] = 0x10000*d + (d<0. ? -.5 : .5); |
| 438 |
> |
} |
| 439 |
|
} |
| 440 |
|
|
| 441 |
|
|
| 442 |
|
static MEM_PTR |
| 443 |
|
colrInit(tms) /* initialize private data for tone mapping */ |
| 444 |
< |
register struct tmStruct *tms; |
| 444 |
> |
TMstruct *tms; |
| 445 |
|
{ |
| 446 |
< |
register COLRDATA *cd; |
| 447 |
< |
register int i; |
| 446 |
> |
COLRDATA *cd; |
| 447 |
> |
int i; |
| 448 |
|
/* allocate our data */ |
| 449 |
|
cd = (COLRDATA *)malloc(sizeof(COLRDATA)); |
| 450 |
|
if (cd == NULL) |
