xref: /openbmc/qemu/include/ui/pixel_ops.h (revision 2e1cacfb)
1 static inline unsigned int rgb_to_pixel8(unsigned int r, unsigned int g,
2                                          unsigned int b)
3 {
4     return ((r >> 5) << 5) | ((g >> 5) << 2) | (b >> 6);
5 }
6 
7 static inline unsigned int rgb_to_pixel15(unsigned int r, unsigned int g,
8                                           unsigned int b)
9 {
10     return ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
11 }
12 
13 static inline unsigned int rgb_to_pixel15bgr(unsigned int r, unsigned int g,
14                                              unsigned int b)
15 {
16     return ((b >> 3) << 10) | ((g >> 3) << 5) | (r >> 3);
17 }
18 
19 static inline unsigned int rgb_to_pixel16(unsigned int r, unsigned int g,
20                                           unsigned int b)
21 {
22     return ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
23 }
24 
25 static inline unsigned int rgb_to_pixel16bgr(unsigned int r, unsigned int g,
26                                              unsigned int b)
27 {
28     return ((b >> 3) << 11) | ((g >> 2) << 5) | (r >> 3);
29 }
30 
31 static inline unsigned int rgb_to_pixel24(unsigned int r, unsigned int g,
32                                           unsigned int b)
33 {
34     return (r << 16) | (g << 8) | b;
35 }
36 
37 static inline unsigned int rgb_to_pixel24bgr(unsigned int r, unsigned int g,
38                                              unsigned int b)
39 {
40     return (b << 16) | (g << 8) | r;
41 }
42 
43 static inline unsigned int rgb_to_pixel32(unsigned int r, unsigned int g,
44                                           unsigned int b)
45 {
46     return (r << 16) | (g << 8) | b;
47 }
48 
49 static inline unsigned int rgb_to_pixel32bgr(unsigned int r, unsigned int g,
50                                              unsigned int b)
51 {
52     return (b << 16) | (g << 8) | r;
53 }
54