1 |
schorsch |
2.4 |
/* RCSid: $Id: pic.h,v 2.3 2003/07/14 22:24:00 schorsch Exp $ */ |
2 |
greg |
1.2 |
/* the following three structures are used by ciq */ |
3 |
greg |
1.1 |
|
4 |
schorsch |
2.3 |
#ifndef _RAD_PIC_H_ |
5 |
|
|
#define _RAD_PIC_H_ |
6 |
|
|
|
7 |
|
|
#ifdef __cplusplus |
8 |
|
|
extern "C" { |
9 |
|
|
#endif |
10 |
|
|
|
11 |
greg |
1.1 |
typedef int colormap[3][256]; |
12 |
|
|
|
13 |
|
|
typedef unsigned char pixel; |
14 |
|
|
|
15 |
|
|
typedef struct { |
16 |
|
|
pixel r,g,b; |
17 |
|
|
} rgbpixel; |
18 |
|
|
|
19 |
|
|
#define rgb_bright(p) (int)((77L*(p)->r+151L*(p)->g+28L*(p)->b)/256) |
20 |
|
|
|
21 |
|
|
/* image resolution */ |
22 |
|
|
extern int xmax,ymax; |
23 |
schorsch |
2.3 |
|
24 |
schorsch |
2.4 |
/* defined in closest.c */ |
25 |
|
|
extern void initializeclosest(void); |
26 |
|
|
extern int closest(int r, int g, int b); |
27 |
|
|
|
28 |
|
|
/* defined in cut.c */ |
29 |
|
|
extern int makecm(int nw, int *na); |
30 |
|
|
|
31 |
|
|
/* defined in ciq.c */ |
32 |
|
|
extern void ciq(int dith, int nw, int synth, colormap cm); |
33 |
|
|
|
34 |
|
|
/* defined in biq.c */ |
35 |
|
|
extern void biq(int dith, int nw, int synth, colormap cm); |
36 |
|
|
|
37 |
|
|
/* defined in in the calling program */ |
38 |
|
|
extern void picreadcm(colormap map); |
39 |
|
|
extern void picwritecm(colormap cm); |
40 |
|
|
extern void picwriteline(int y, pixel *l); |
41 |
|
|
extern void picreadline3(int y, rgbpixel *l3); |
42 |
|
|
|
43 |
|
|
|
44 |
schorsch |
2.3 |
#ifdef __cplusplus |
45 |
|
|
} |
46 |
|
|
#endif |
47 |
|
|
#endif /* _RAD_PIC_H_ */ |
48 |
|
|
|