53 |
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|
54 |
|
#define TM_BRTSCALE 256 /* brightness scale factor (integer) */ |
55 |
|
|
56 |
< |
#define TM_NOBRT (-1<<15) /* bogus brightness value */ |
56 |
> |
#define TM_NOBRT (~0x7fff) /* bogus brightness value */ |
57 |
|
#define TM_NOLUM (1e-17) /* ridiculously small luminance */ |
58 |
|
|
59 |
+ |
#define TM_BRES 4096 /* luminance tone-map resolution */ |
60 |
+ |
|
61 |
|
#define TM_MAXPKG 8 /* maximum number of color formats */ |
62 |
|
|
63 |
|
|
66 |
|
#ifndef MEM_PTR |
67 |
|
#define MEM_PTR void * |
68 |
|
#endif |
69 |
+ |
#ifndef HIST_TYP |
70 |
+ |
#define HIST_TYP unsigned long |
71 |
+ |
#endif |
72 |
+ |
#ifndef TMAP_TYP |
73 |
+ |
#define TMAP_TYP uint16 |
74 |
+ |
#endif |
75 |
|
|
76 |
|
extern char *tmErrorMessage[]; /* error messages */ |
77 |
|
|
89 |
|
MEM_PTR inpdat; /* current input client data */ |
90 |
|
COLORMAT cmat; /* color conversion matrix */ |
91 |
|
TMbright hbrmin, hbrmax; /* histogram brightness limits */ |
92 |
< |
int *histo; /* input histogram */ |
92 |
> |
HIST_TYP *histo; /* input histogram */ |
93 |
|
TMbright mbrmin, mbrmax; /* mapped brightness limits */ |
94 |
< |
unsigned short *lumap; /* computed luminance map */ |
94 |
> |
TMAP_TYP *lumap; /* computed luminance map */ |
95 |
|
MEM_PTR pd[TM_MAXPKG]; /* pointers to private data */ |
96 |
|
int lastError; /* last error incurred */ |
97 |
|
const char *lastFunc; /* error-generating function name */ |
191 |
|
*/ |
192 |
|
|
193 |
|
extern int |
194 |
< |
tmFixedMapping(TMstruct *tms, double expmult, double gamval); |
194 |
> |
tmFixedMapping(TMstruct *tms, double expmult, double gamval, double Lddyn); |
195 |
|
/* |
196 |
|
Assign a fixed, linear tone-mapping using the given multiplier, |
197 |
|
which is the ratio of maximum output to uncalibrated input. |
202 |
|
tms - tone mapping structure pointer. |
203 |
|
expmult - the fixed exposure multiplier to use. |
204 |
|
gamval - display gamma response (0. for default). |
205 |
+ |
Lddyn - the display's dynamic range (0. for default). |
206 |
|
|
207 |
|
returns - 0 on success, TM_E_* on error. |
208 |
|
*/ |