2 |
|
/* |
3 |
|
* Header file for picture file conditioning. |
4 |
|
*/ |
5 |
+ |
#ifndef _RAD_PCOND_H_ |
6 |
+ |
#define _RAD_PCOND_H_ |
7 |
|
|
8 |
|
#include "standard.h" |
7 |
– |
|
9 |
|
#include "color.h" |
9 |
– |
|
10 |
|
#include "view.h" |
11 |
|
|
12 |
+ |
#ifdef __cplusplus |
13 |
+ |
extern "C" { |
14 |
+ |
#endif |
15 |
|
|
16 |
|
#ifndef ADJ_VEIL |
17 |
|
#define ADJ_VEIL 0 /* adjust veil to preserve contrast? */ |
58 |
|
|
59 |
|
extern char *infn; /* input file name */ |
60 |
|
extern FILE *infp; /* input stream */ |
58 |
– |
extern double rgblum(), cielum(); /* luminance functions */ |
61 |
|
extern double (*lumf)(); /* input luminance function */ |
62 |
|
extern double inpexp; /* input exposure value */ |
63 |
|
|
98 |
|
extern char *mbcalfile; /* macbethcal mapping file */ |
99 |
|
extern char *cwarpfile; /* color warp mapping file */ |
100 |
|
|
99 |
– |
extern double hacuity(); /* human acuity func. (cycles/deg.) */ |
100 |
– |
extern double htcontrs(); /* human contrast sens. func. */ |
101 |
– |
extern double clampf(); /* histogram clamping function */ |
102 |
– |
extern double crfactor(); /* contrast reduction factor */ |
101 |
|
|
102 |
< |
extern COLOR *firstscan(); /* first processed scanline */ |
103 |
< |
extern COLOR *nextscan(); /* next processed scanline */ |
102 |
> |
|
103 |
> |
/* defined in pcond.c */ |
104 |
> |
extern void syserror(char *s); |
105 |
> |
|
106 |
> |
/* defined in pcond2.c */ |
107 |
> |
extern double rgblum(COLOR clr, int scotopic); /* compute (scotopic) luminance of RGB color */ |
108 |
> |
extern double cielum(COLOR xyz, int scotopic); /* compute (scotopic) luminance of CIE color */ |
109 |
> |
extern COLOR *nextscan(void); /* next processed scanline */ |
110 |
> |
extern COLOR *firstscan(void); /* first processed scanline */ |
111 |
> |
|
112 |
> |
/* defined in pcond3.c */ |
113 |
> |
extern void getfixations(FILE *fp); /* load fixation history list */ |
114 |
> |
extern void gethisto(FILE *fp); /* load precomputed luminance histogram */ |
115 |
> |
extern void comphist(void); /* create foveal sampling histogram */ |
116 |
> |
extern double htcontrs(double La); /* human contrast sens. func. */ |
117 |
> |
extern double clampf(double La); /* histogram clamping function */ |
118 |
> |
extern double crfactor(double La); /* contrast reduction factor */ |
119 |
> |
extern int mkbrmap(void); /* make dynamic range map */ |
120 |
> |
extern void putmapping(FILE *fp); /* put out mapping function */ |
121 |
> |
extern void scotscan(COLOR *scan, int xres); /* apply scotopic color sensitivity loss */ |
122 |
> |
extern void mapscan(COLOR *scan, int xres); /* apply tone mapping operator to scanline */ |
123 |
> |
|
124 |
> |
/* defined in pcond4.c */ |
125 |
> |
extern void compveil(void); /* compute veiling image */ |
126 |
> |
#if ADJ_VEIL |
127 |
> |
extern void adjveil(void); /* adjust veil image */ |
128 |
> |
#endif |
129 |
> |
extern void acuscan(COLOR *scln, int y); /* get acuity-sampled scanline */ |
130 |
> |
extern void addveil(COLOR *sl, int y); /* add veil to scanline */ |
131 |
> |
extern void initacuity(void); /* initialize variable acuity sampling */ |
132 |
> |
extern double hacuity(double La); /* human acuity func. (cycles/deg.) */ |
133 |
> |
|
134 |
> |
#ifdef __cplusplus |
135 |
> |
} |
136 |
> |
#endif |
137 |
> |
#endif /* _RAD_PCOND_H_ */ |