1 #pragma once
2
3 #include <cstdint>
4 #include <string>
5 #include <stdexcept>
6
7 namespace kms
8 {
MakeFourCC(const char * fourcc)9 constexpr uint32_t MakeFourCC(const char* fourcc)
10 {
11 return fourcc[0] | (fourcc[1] << 8) | (fourcc[2] << 16) | (fourcc[3] << 24);
12 }
13
14 enum class PixelFormat : uint32_t {
15 Undefined = 0,
16
17 NV12 = MakeFourCC("NV12"),
18 NV21 = MakeFourCC("NV21"),
19 NV16 = MakeFourCC("NV16"),
20 NV61 = MakeFourCC("NV61"),
21
22 YUV420 = MakeFourCC("YU12"),
23 YVU420 = MakeFourCC("YV12"),
24 YUV422 = MakeFourCC("YU16"),
25 YVU422 = MakeFourCC("YV16"),
26 YUV444 = MakeFourCC("YU24"),
27 YVU444 = MakeFourCC("YV24"),
28
29 UYVY = MakeFourCC("UYVY"),
30 YUYV = MakeFourCC("YUYV"),
31 YVYU = MakeFourCC("YVYU"),
32 VYUY = MakeFourCC("VYUY"),
33
34 Y210 = MakeFourCC("Y210"),
35 Y212 = MakeFourCC("Y212"),
36 Y216 = MakeFourCC("Y216"),
37
38 XRGB8888 = MakeFourCC("XR24"),
39 XBGR8888 = MakeFourCC("XB24"),
40 RGBX8888 = MakeFourCC("RX24"),
41 BGRX8888 = MakeFourCC("BX24"),
42
43 ARGB8888 = MakeFourCC("AR24"),
44 ABGR8888 = MakeFourCC("AB24"),
45 RGBA8888 = MakeFourCC("RA24"),
46 BGRA8888 = MakeFourCC("BA24"),
47
48 RGB888 = MakeFourCC("RG24"),
49 BGR888 = MakeFourCC("BG24"),
50
51 RGB332 = MakeFourCC("RGB8"),
52
53 RGB565 = MakeFourCC("RG16"),
54 BGR565 = MakeFourCC("BG16"),
55
56 XRGB4444 = MakeFourCC("XR12"),
57 XRGB1555 = MakeFourCC("XR15"),
58
59 ARGB4444 = MakeFourCC("AR12"),
60 ARGB1555 = MakeFourCC("AR15"),
61
62 XRGB2101010 = MakeFourCC("XR30"),
63 XBGR2101010 = MakeFourCC("XB30"),
64 RGBX1010102 = MakeFourCC("RX30"),
65 BGRX1010102 = MakeFourCC("BX30"),
66
67 ARGB2101010 = MakeFourCC("AR30"),
68 ABGR2101010 = MakeFourCC("AB30"),
69 RGBA1010102 = MakeFourCC("RA30"),
70 BGRA1010102 = MakeFourCC("BA30"),
71 };
72
FourCCToPixelFormat(const std::string & fourcc)73 inline PixelFormat FourCCToPixelFormat(const std::string& fourcc)
74 {
75 return (PixelFormat)MakeFourCC(fourcc.c_str());
76 }
77
PixelFormatToFourCC(PixelFormat f)78 inline std::string PixelFormatToFourCC(PixelFormat f)
79 {
80 char buf[5] = { (char)(((uint32_t)f >> 0) & 0xff),
81 (char)(((uint32_t)f >> 8) & 0xff),
82 (char)(((uint32_t)f >> 16) & 0xff),
83 (char)(((uint32_t)f >> 24) & 0xff),
84 0 };
85 return std::string(buf);
86 }
87
88 enum class PixelColorType {
89 RGB,
90 YUV,
91 };
92
93 struct PixelFormatPlaneInfo {
94 uint8_t bitspp;
95 uint8_t xsub;
96 uint8_t ysub;
97 };
98
99 struct PixelFormatInfo {
100 PixelColorType type;
101 uint8_t num_planes;
102 struct PixelFormatPlaneInfo planes[4];
103 };
104
105 const struct PixelFormatInfo& get_pixel_format_info(PixelFormat format);
106
107 } // namespace kms
108