1 #pragma once
3 namespace kms
4 {
5 constexpr uint32_t MakeFourCC(const char *fourcc)
6 {
7 return fourcc[0] | (fourcc[1] << 8) | (fourcc[2] << 16) | (fourcc[3] << 24);
8 }
10 enum class PixelFormat : uint32_t
11 {
12 NV12 = MakeFourCC("NV12"),
13 NV21 = MakeFourCC("NV21"),
15 UYVY = MakeFourCC("UYVY"),
16 YUYV = MakeFourCC("YUYV"),
17 YVYU = MakeFourCC("YVYU"),
18 VYUY = MakeFourCC("VYUY"),
20 XRGB8888 = MakeFourCC("XR24"),
21 XBGR8888 = MakeFourCC("XB24"),
22 RGB565 = MakeFourCC("RG16"),
23 };
25 static inline PixelFormat FourCCToPixelFormat(const std::string& fourcc)
26 {
27 return (PixelFormat)MakeFourCC(fourcc.c_str());
28 }
30 static inline std::string PixelFormatToFourCC(PixelFormat f)
31 {
32 char buf[5] = { (char)(((int)f >> 0) & 0xff),
33 (char)(((int)f >> 8) & 0xff),
34 (char)(((int)f >> 16) & 0xff),
35 (char)(((int)f >> 24) & 0xff),
36 0 };
37 return std::string(buf);
38 }
40 }