| 1 |
< |
/* Copyright (c) 1996 Regents of the University of California */ |
| 1 |
> |
/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
| 2 |
|
|
| 3 |
< |
/* SCCSid "$SunId$ LBL" */ |
| 3 |
> |
/* SCCSid "$SunId$ SGI" */ |
| 4 |
|
|
| 5 |
|
/* |
| 6 |
|
* Header file for picture file conditioning. |
| 18 |
|
#define SWNORM 2.26 /* scotopic/photopic ratio for white */ |
| 19 |
|
#define WHTSEFFICACY (SWNORM*WHTEFFICACY) |
| 20 |
|
|
| 21 |
+ |
#define BotMesopic 5.62e-3 /* top of scotopic range */ |
| 22 |
+ |
#define TopMesopic 5.62 /* bottom of photopic range */ |
| 23 |
+ |
|
| 24 |
|
#define FOVDIA (1.0*PI/180.) /* foveal diameter (radians) */ |
| 25 |
|
|
| 26 |
|
#define HISTRES 100 /* histogram resolution */ |
| 27 |
+ |
#define MAXPREHIST 1024 /* maximum precomputed histogram */ |
| 28 |
|
|
| 29 |
< |
#define LMIN 1e-4 /* minimum visible world luminance */ |
| 29 |
> |
#define LMIN 1e-7 /* minimum visible world luminance */ |
| 30 |
|
#define LMAX 1e5 /* maximum visible world luminance */ |
| 31 |
|
|
| 32 |
|
#define Bl(Lw) log(Lw) /* brightness function */ |
| 40 |
|
#define DO_HSENS 04 |
| 41 |
|
#define DO_COLOR 010 |
| 42 |
|
#define DO_CWEIGHT 020 |
| 43 |
< |
#define DO_LINEAR 040 |
| 43 |
> |
#define DO_FIXHIST 040 |
| 44 |
> |
#define DO_PREHIST 0100 |
| 45 |
> |
#define DO_LINEAR 0200 |
| 46 |
|
|
| 47 |
|
#define DO_HUMAN (DO_ACUITY|DO_VEIL|DO_HSENS|DO_COLOR) |
| 48 |
|
|
| 49 |
|
extern int what2do; /* desired adjustments */ |
| 50 |
|
|
| 51 |
|
extern double ldmax; /* maximum output luminance */ |
| 52 |
< |
extern double ldmin; /* minimum output luminance */ |
| 53 |
< |
extern double Bldmin, Bldmax; /* Bl(ldmin) and Bl(ldmax) */ |
| 52 |
> |
extern double lddyn; /* display dynamic range */ |
| 53 |
> |
extern double Bldmin, Bldmax; /* Bl(ldmax/lddyn) and Bl(ldmax) */ |
| 54 |
|
|
| 55 |
|
extern char *progname; /* global argv[0] */ |
| 56 |
|
|
| 63 |
|
#define plum(clr) ((*lumf)(clr,0)/inpexp) |
| 64 |
|
#define slum(clr) ((*lumf)(clr,1)/inpexp) |
| 65 |
|
|
| 66 |
+ |
#define ldmin (ldmax/lddyn) |
| 67 |
+ |
|
| 68 |
|
extern COLOR *fovimg; /* foveal (1 degree) averaged image */ |
| 69 |
|
extern short fvxr, fvyr; /* foveal image resolution */ |
| 70 |
|
|
| 71 |
|
#define fovscan(y) (fovimg+(y)*fvxr) |
| 72 |
|
|
| 73 |
< |
extern int bwhist[HISTRES]; /* luminance histogram */ |
| 74 |
< |
extern long histot; /* total count of histogram */ |
| 73 |
> |
extern double fixfrac; /* histogram share due to fixations */ |
| 74 |
> |
extern short (*fixlst)[2]; /* fixation history list */ |
| 75 |
> |
extern int nfixations; /* number of fixation points */ |
| 76 |
> |
|
| 77 |
> |
extern float bwhist[HISTRES]; /* luminance histogram */ |
| 78 |
> |
extern double histot; /* total count of histogram */ |
| 79 |
|
extern double bwmin, bwmax; /* histogram limits */ |
| 80 |
|
extern double bwavg; /* mean brightness */ |
| 81 |
|
|
| 82 |
< |
#define bwhc(B) bwhist[(int)(HISTRES*((B)-bwmin)/(bwmax-bwmin))] |
| 82 |
> |
#define bwhi(B) (int)(HISTRES*((B)-bwmin)/(bwmax-bwmin)) |
| 83 |
|
|
| 84 |
|
extern RGBPRIMP inprims; /* input primaries */ |
| 85 |
|
extern COLORMAT inrgb2xyz; /* convert input RGB to XYZ */ |
| 93 |
|
extern RESOLU inpres; /* input picture resolution */ |
| 94 |
|
|
| 95 |
|
extern char *mbcalfile; /* macbethcal mapping file */ |
| 96 |
+ |
extern char *cwarpfile; /* color warp mapping file */ |
| 97 |
|
|
| 98 |
|
extern double hacuity(); /* human acuity func. (cycles/deg.) */ |
| 99 |
|
extern double htcontrs(); /* human contrast sens. func. */ |
