PixelFormat.h

↰ Parent directory (texture)

Contains the definition of the PixelFormat class used throughout the PowerVR Framework.

Includes

• cstdint

• sstream

Included By

• TextureHeader.h

Namespaces

• Namespace pvr

Classes

• PixelFormat::LowHigh

• GeneratePixelType1

• GeneratePixelType2

• GeneratePixelType3

• GeneratePixelType4

• PixelFormat

Enums

• ColorSpace

• CompressedPixelFormat

• VariableType

Functions

• pvr::isVariableTypeNormalized

• pvr::isVariableTypeSigned

• pvr::to_string

• pvr::to_string

• pvr::to_string

• pvr::to_string

Unions

• PixelFormat::PixelFormatImpl

Source Code

#pragma once

#include <cstdint>
#include <sstream>

namespace pvr {
enum class CompressedPixelFormat
{
    PVRTCI_2bpp_RGB,
    PVRTCI_2bpp_RGBA,
    PVRTCI_4bpp_RGB,
    PVRTCI_4bpp_RGBA,
    PVRTCII_2bpp,
    PVRTCII_4bpp,
    ETC1,
    DXT1,
    DXT2,
    DXT3,
    DXT4,
    DXT5,

    // These formats are identical to some DXT formats.
    BC1 = DXT1,
    BC2 = DXT3,
    BC3 = DXT5,

    // These are currently unsupported:
    BC4,
    BC5,
    BC6,
    BC7,

    // These are supported
    UYVY,
    YUY2,
    BW1bpp,
    SharedExponentR9G9B9E5,
    RGBG8888,
    GRGB8888,
    ETC2_RGB,
    ETC2_RGBA,
    ETC2_RGB_A1,
    EAC_R11,
    EAC_RG11,

    ASTC_4x4,
    ASTC_5x4,
    ASTC_5x5,
    ASTC_6x5,
    ASTC_6x6,
    ASTC_8x5,
    ASTC_8x6,
    ASTC_8x8,
    ASTC_10x5,
    ASTC_10x6,
    ASTC_10x8,
    ASTC_10x10,
    ASTC_12x10,
    ASTC_12x12,

    ASTC_3x3x3,
    ASTC_4x3x3,
    ASTC_4x4x3,
    ASTC_4x4x4,
    ASTC_5x4x4,
    ASTC_5x5x4,
    ASTC_5x5x5,
    ASTC_6x5x5,
    ASTC_6x6x5,
    ASTC_6x6x6,

    BASISU_ETC1S,
    BASISU_UASTC,

    RGBM,
    RGBD,

    PVRTCI_HDR_6bpp,
    PVRTCI_HDR_8bpp,
    PVRTCII_HDR_6bpp,
    PVRTCII_HDR_8bpp,

    // The memory layout for 10 and 12 bit YUV formats that are packed into a WORD (16 bits) is denoted by MSB or LSB:
    // MSB denotes that the sample is stored in the most significant <N> bits
    // LSB denotes that the sample is stored in the least significant <N> bits
    // All YUV formats are little endian

    // Packed YUV formats
    VYUA10MSB_444,
    VYUA10LSB_444,
    VYUA12MSB_444,
    VYUA12LSB_444,
    UYV10A2_444,    // Y410
    UYVA16_444,     // Y416
    YUYV16_422,     // Y216
    UYVY16_422,
    YUYV10MSB_422,  // Y210
    YUYV10LSB_422,
    UYVY10MSB_422,
    UYVY10LSB_422,
    YUYV12MSB_422,
    YUYV12LSB_422,
    UYVY12MSB_422,
    UYVY12LSB_422,

    // 3 Plane (Planar) YUV formats
    YUV_3P_444 = 270,
    YUV10MSB_3P_444,
    YUV10LSB_3P_444,
    YUV12MSB_3P_444,
    YUV12LSB_3P_444,
    YUV16_3P_444,
    YUV_3P_422,
    YUV10MSB_3P_422,
    YUV10LSB_3P_422,
    YUV12MSB_3P_422,
    YUV12LSB_3P_422,
    YUV16_3P_422,
    YUV_3P_420,
    YUV10MSB_3P_420,
    YUV10LSB_3P_420,
    YUV12MSB_3P_420,
    YUV12LSB_3P_420,
    YUV16_3P_420,
    YVU_3P_420,

    // 2 Plane (Biplanar/semi-planar) YUV formats
    YUV_2P_422 = 480,   // P208
    YUV10MSB_2P_422,    // P210
    YUV10LSB_2P_422,
    YUV12MSB_2P_422,
    YUV12LSB_2P_422,
    YUV16_2P_422,       // P216
    YUV_2P_420,         // NV12
    YUV10MSB_2P_420,    // P010
    YUV10LSB_2P_420,
    YUV12MSB_2P_420,
    YUV12LSB_2P_420,
    YUV16_2P_420,       // P016
    YUV_2P_444,
    YVU_2P_444,
    YUV10MSB_2P_444,
    YUV10LSB_2P_444,
    YVU10MSB_2P_444,
    YVU10LSB_2P_444,
    YVU_2P_422,
    YVU10MSB_2P_422,
    YVU10LSB_2P_422,
    YVU_2P_420,         // NV21
    YVU10MSB_2P_420,
    YVU10LSB_2P_420,

    // IMG image compression (IMGIC)
    IMGIC_A8_8x8 = 700,
    IMGIC_A8_16x4,
    IMGIC_A8_32x2,
    IMGIC_R8_8x8,
    IMGIC_R8_16x4,
    IMGIC_R8_32x2,
    IMGIC_R16_8x8,
    IMGIC_R16_16x4,
    IMGIC_R16_32x2,
    IMGIC_R32_8x8,
    IMGIC_R32_16x4,
    IMGIC_R32_32x2,
    IMGIC_R8G8_8x8,
    IMGIC_R8G8_16x4,
    IMGIC_R8G8_32x2,
    IMGIC_R16G16_8x8,
    IMGIC_R16G16_16x4,
    IMGIC_R16G16_32x2,
    IMGIC_R32G32_8x8,
    IMGIC_R32G32_16x4,
    IMGIC_R32G32_32x2,
    IMGIC_R8G8B8_8x8,
    IMGIC_R8G8B8_16x4,
    IMGIC_R8G8B8_32x2,
    IMGIC_R16G16B16_8x8,
    IMGIC_R16G16B16_16x4,
    IMGIC_R16G16B16_32x2,
    IMGIC_R32G32B32_8x8,
    IMGIC_R32G32B32_16x4,
    IMGIC_R32G32B32_32x2,
    IMGIC_R8G8B8A8_8x8,
    IMGIC_R8G8B8A8_16x4,
    IMGIC_R8G8B8A8_32x2,
    IMGIC_R16G16B16A16_8x8,
    IMGIC_R16G16B16A16_16x4,
    IMGIC_R16G16B16A16_32x2,
    IMGIC_R32G32B32A32_8x8,
    IMGIC_R32G32B32A32_16x4,
    IMGIC_R32G32B32A32_32x2,
    IMGIC_A4R4G4B4_8x8,
    IMGIC_A4R4G4B4_16x4,
    IMGIC_A4R4G4B4_32x2,
    IMGIC_A8R3G3B2_8x8,
    IMGIC_A8R3G3B2_16x4,
    IMGIC_A8R3G3B2_32x2,
    IMGIC_A1R5G5B5_8x8,
    IMGIC_A1R5G5B5_16x4,
    IMGIC_A1R5G5B5_32x2,
    IMGIC_R5G5B5A1_8x8,
    IMGIC_R5G5B5A1_16x4,
    IMGIC_R5G5B5A1_32x2,
    IMGIC_R5G6B5_8x8,
    IMGIC_R5G6B5_16x4,
    IMGIC_R5G6B5_32x2,
    IMGIC_A2B10G10R10_8x8,
    IMGIC_A2B10G10R10_16x4,
    IMGIC_A2B10G10R10_32x2,
    IMGIC_R10B10G10A2_8x8,
    IMGIC_R10B10G10A2_16x4,
    IMGIC_R10B10G10A2_32x2,
    IMGIC_X8D24_8x8,
    IMGIC_X8D24_16x4,
    IMGIC_X8D24_32x2,
    IMGIC_S8D24_8x8,
    IMGIC_S8D24_16x4,
    IMGIC_S8D24_32x2,
    IMGIC_S8X24_8x8,
    IMGIC_S8X24_16x4,
    IMGIC_S8X24_32x2,
    IMGIC_D24S8_8x8,
    IMGIC_D24S8_16x4,
    IMGIC_D24S8_32x2,
    IMGIC_R9G9B9E5_8x8,
    IMGIC_R9G9B9E5_16x4,
    IMGIC_R9G9B9E5_32x2,
    IMGIC_R11G11B10_8x8,
    IMGIC_R11G11B10_16x4,
    IMGIC_R11G11B10_32x2,
    IMGIC_B10G11R11_8x8,
    IMGIC_B10G11R11_16x4,
    IMGIC_B10G11R11_32x2,
    IMGIC_B8G8R8A8_8x8,
    IMGIC_B8G8R8A8_16x4,
    IMGIC_B8G8R8A8_32x2,
    IMGIC_R8G8B8G8_8x8,
    IMGIC_R8G8B8G8_16x4,
    IMGIC_R8G8B8G8_32x2,
    IMGIC_G8R8G8B8_8x8,
    IMGIC_G8R8G8B8_16x4,
    IMGIC_G8R8G8B8_32x2,
    IMGIC_UYVY_8x8,
    IMGIC_UYVY_16x4,
    IMGIC_UYVY_32x2,
    IMGIC_YUYV_8x8,
    IMGIC_YUYV_16x4,
    IMGIC_YUYV_32x2,
    IMGIC_YUV_2P_444_8x8,
    IMGIC_YUV_2P_444_16x4,
    IMGIC_YUV_2P_444_32x2,
    IMGIC_YVU_2P_444_8x8,
    IMGIC_YVU_2P_444_16x4,
    IMGIC_YVU_2P_444_32x2,
    IMGIC_YVU10_2P_444_PK16_8x8,
    IMGIC_YVU10_2P_444_PK16_16x4,
    IMGIC_YVU10_2P_444_PK16_32x2,
    IMGIC_YUV_2P_422_8x8,
    IMGIC_YUV_2P_422_16x4,
    IMGIC_YUV_2P_422_32x2,
    IMGIC_YVU_2P_422_8x8,
    IMGIC_YVU_2P_422_16x4,
    IMGIC_YVU_2P_422_32x2,
    IMGIC_YVU10_2P_422_PK16_8x8,
    IMGIC_YVU10_2P_422_PK16_16x4,
    IMGIC_YVU10_2P_422_PK16_32x2,
    IMGIC_YUV_2P_420_8x8,
    IMGIC_YUV_2P_420_16x4,
    IMGIC_YUV_2P_420_32x2,
    IMGIC_YVU_2P_420_8x8,
    IMGIC_YVU_2P_420_16x4,
    IMGIC_YVU_2P_420_32x2,
    IMGIC_YVU10_2P_420_PK16_8x8,
    IMGIC_YVU10_2P_420_PK16_16x4,
    IMGIC_YVU10_2P_420_PK16_32x2,
    IMGIC_YUV_3P_444_8x8,
    IMGIC_YUV_3P_444_16x4,
    IMGIC_YUV_3P_444_32x2,
    IMGIC_YUV10_3P_444_PK16_8x8,
    IMGIC_YUV10_3P_444_PK16_16x4,
    IMGIC_YUV10_3P_444_PK16_32x2,
    IMGIC_YUV_3P_420_8x8,
    IMGIC_YUV_3P_420_16x4,
    IMGIC_YUV_3P_420_32x2,
    IMGIC_YVU_3P_420_8x8,
    IMGIC_YVU_3P_420_16x4,
    IMGIC_YVU_3P_420_32x2,

    // Invalid value
    NumCompressedPFs
};

inline std::string to_string(CompressedPixelFormat format)
{
    switch (format)
    {
    case CompressedPixelFormat::PVRTCI_2bpp_RGB: return "PVRTCI_2bpp_RGB";
    case CompressedPixelFormat::PVRTCI_2bpp_RGBA: return "PVRTCI_2bpp_RGBA";
    case CompressedPixelFormat::PVRTCI_4bpp_RGB: return "PVRTCI_4bpp_RGB";
    case CompressedPixelFormat::PVRTCI_4bpp_RGBA: return "PVRTCI_4bpp_RGBA";
    case CompressedPixelFormat::PVRTCII_2bpp: return "PVRTCII_2bpp";
    case CompressedPixelFormat::PVRTCII_4bpp: return "PVRTCII_4bpp";
    case CompressedPixelFormat::ETC1: return "ETC1";
    case CompressedPixelFormat::DXT1: return "DXT1";
    case CompressedPixelFormat::DXT2: return "DXT2";
    case CompressedPixelFormat::DXT3: return "DXT3";
    case CompressedPixelFormat::DXT4: return "DXT4";
    case CompressedPixelFormat::DXT5:
        return "DXT5";

        // These formats are identical to some DXT formats.
        // DXT1 = BC1
        // DXT3 = BC2
        // DXT5 = BC3

    case CompressedPixelFormat::BC4: return "BC4";
    case CompressedPixelFormat::BC5: return "BC5";
    case CompressedPixelFormat::BC6: return "BC6";
    case CompressedPixelFormat::BC7: return "BC7";

    case CompressedPixelFormat::UYVY: return "UYVY";
    case CompressedPixelFormat::YUY2: return "YUY2";
    case CompressedPixelFormat::BW1bpp: return "BW1bpp";
    case CompressedPixelFormat::SharedExponentR9G9B9E5: return "RGB9E5";
    case CompressedPixelFormat::RGBG8888: return "RGBG8888";
    case CompressedPixelFormat::GRGB8888: return "GRGB8888";
    case CompressedPixelFormat::ETC2_RGB: return "ETC2_RGB";
    case CompressedPixelFormat::ETC2_RGBA: return "ETC2_RGBA";
    case CompressedPixelFormat::ETC2_RGB_A1: return "ETC2_RGB_A1";
    case CompressedPixelFormat::EAC_R11: return "EAC_R11";
    case CompressedPixelFormat::EAC_RG11: return "EAC_RG11";

    case CompressedPixelFormat::ASTC_4x4: return "ASTC_4x4";
    case CompressedPixelFormat::ASTC_5x4: return "ASTC_5x4";
    case CompressedPixelFormat::ASTC_5x5: return "ASTC_5x5";
    case CompressedPixelFormat::ASTC_6x5: return "ASTC_6x5";
    case CompressedPixelFormat::ASTC_6x6: return "ASTC_6x6";
    case CompressedPixelFormat::ASTC_8x5: return "ASTC_8x5";
    case CompressedPixelFormat::ASTC_8x6: return "ASTC_8x6";
    case CompressedPixelFormat::ASTC_8x8: return "ASTC_8x8";
    case CompressedPixelFormat::ASTC_10x5: return "ASTC_10x5";
    case CompressedPixelFormat::ASTC_10x6: return "ASTC_10x6";
    case CompressedPixelFormat::ASTC_10x8: return "ASTC_10x8";
    case CompressedPixelFormat::ASTC_10x10: return "ASTC_10x10";
    case CompressedPixelFormat::ASTC_12x10: return "ASTC_12x10";
    case CompressedPixelFormat::ASTC_12x12: return "ASTC_12x12";

    case CompressedPixelFormat::ASTC_3x3x3: return "ASTC_3x3x3";
    case CompressedPixelFormat::ASTC_4x3x3: return "ASTC_4x3x3";
    case CompressedPixelFormat::ASTC_4x4x3: return "ASTC_4x4x3";
    case CompressedPixelFormat::ASTC_4x4x4: return "ASTC_4x4x4";
    case CompressedPixelFormat::ASTC_5x4x4: return "ASTC_5x4x4";
    case CompressedPixelFormat::ASTC_5x5x4: return "ASTC_5x5x4";
    case CompressedPixelFormat::ASTC_5x5x5: return "ASTC_5x5x5";
    case CompressedPixelFormat::ASTC_6x5x5: return "ASTC_6x5x5";
    case CompressedPixelFormat::ASTC_6x6x5: return "ASTC_6x6x5";
    case CompressedPixelFormat::ASTC_6x6x6: return "ASTC_6x6x6";

    case CompressedPixelFormat::BASISU_ETC1S: return "BASISU_ETC1S";
    case CompressedPixelFormat::BASISU_UASTC: return "BASISU_UASTC";

    case CompressedPixelFormat::RGBM: return "RGBM";
    case CompressedPixelFormat::RGBD: return "RGBD";

    case CompressedPixelFormat::PVRTCI_HDR_6bpp: return "PVRTCI_HDR_6bpp";
    case CompressedPixelFormat::PVRTCI_HDR_8bpp: return "PVRTCI_HDR_8bpp";
    case CompressedPixelFormat::PVRTCII_HDR_6bpp: return "PVRTCII_HDR_6bpp";
    case CompressedPixelFormat::PVRTCII_HDR_8bpp: return "PVRTCII_HDR_8bpp";

    // Packed YUV formats
    case CompressedPixelFormat::VYUA10MSB_444: return "VYUA10MSB_444";
    case CompressedPixelFormat::VYUA10LSB_444: return "VYUA10LSB_444";
    case CompressedPixelFormat::VYUA12MSB_444: return "VYUA12MSB_444";
    case CompressedPixelFormat::VYUA12LSB_444: return "VYUA12LSB_444";
    case CompressedPixelFormat::UYV10A2_444: return "UYV10A2_444";          // Y410
    case CompressedPixelFormat::UYVA16_444: return "UYVA16_444";            // Y416
    case CompressedPixelFormat::YUYV16_422: return "YUYV16_422";            // Y216
    case CompressedPixelFormat::UYVY16_422: return "UYVY16_422";
    case CompressedPixelFormat::YUYV10MSB_422: return "YUYV10MSB_422";      // Y210
    case CompressedPixelFormat::YUYV10LSB_422: return "YUYV10LSB_422";
    case CompressedPixelFormat::UYVY10MSB_422: return "UYVY10MSB_422";
    case CompressedPixelFormat::UYVY10LSB_422: return "UYVY10LSB_422";
    case CompressedPixelFormat::YUYV12MSB_422: return "YUYV12MSB_422";
    case CompressedPixelFormat::YUYV12LSB_422: return "YUYV12LSB_422";
    case CompressedPixelFormat::UYVY12MSB_422: return "UYVY12MSB_422";
    case CompressedPixelFormat::UYVY12LSB_422: return "UYVY12LSB_422";

    // 3 Plane (Planar) YUV formats
    case CompressedPixelFormat::YUV_3P_444: return "YUV_3P_444";
    case CompressedPixelFormat::YUV10MSB_3P_444: return "YUV10MSB_3P_444";
    case CompressedPixelFormat::YUV10LSB_3P_444: return "YUV10LSB_3P_444";
    case CompressedPixelFormat::YUV12MSB_3P_444: return "YUV12MSB_3P_444";
    case CompressedPixelFormat::YUV12LSB_3P_444: return "YUV12LSB_3P_444";
    case CompressedPixelFormat::YUV16_3P_444: return "YUV16_3P_444";
    case CompressedPixelFormat::YUV_3P_422: return "YUV_3P_422";
    case CompressedPixelFormat::YUV10MSB_3P_422: return "YUV10MSB_3P_422";
    case CompressedPixelFormat::YUV10LSB_3P_422: return "YUV10LSB_3P_422";
    case CompressedPixelFormat::YUV12MSB_3P_422: return "YUV12MSB_3P_422";
    case CompressedPixelFormat::YUV12LSB_3P_422: return "YUV12LSB_3P_422";
    case CompressedPixelFormat::YUV16_3P_422: return "YUV16_3P_422";
    case CompressedPixelFormat::YUV_3P_420: return "YUV_3P_420";
    case CompressedPixelFormat::YUV10MSB_3P_420: return "YUV10MSB_3P_420";
    case CompressedPixelFormat::YUV10LSB_3P_420: return "YUV10LSB_3P_420";
    case CompressedPixelFormat::YUV12MSB_3P_420: return "YUV12MSB_3P_420";
    case CompressedPixelFormat::YUV12LSB_3P_420: return "YUV12LSB_3P_420";
    case CompressedPixelFormat::YUV16_3P_420: return "YUV16_3P_420";
    case CompressedPixelFormat::YVU_3P_420: return "YVU_3P_420";

    // 2 Plane (Biplanar/semi-planar) YUV formats
    case CompressedPixelFormat::YUV_2P_422: return "YUV_2P_422";            // P208
    case CompressedPixelFormat::YUV10MSB_2P_422: return "YUV10MSB_2P_422";  // P210
    case CompressedPixelFormat::YUV10LSB_2P_422: return "YUV10LSB_2P_422";
    case CompressedPixelFormat::YUV12MSB_2P_422: return "YUV12MSB_2P_422";
    case CompressedPixelFormat::YUV12LSB_2P_422: return "YUV12LSB_2P_422";
    case CompressedPixelFormat::YUV16_2P_422: return "YUV16_2P_422";        // P216
    case CompressedPixelFormat::YUV_2P_420: return "YUV_2P_420";            // NV12
    case CompressedPixelFormat::YUV10MSB_2P_420: return "YUV10MSB_2P_420";  // P010
    case CompressedPixelFormat::YUV10LSB_2P_420: return "YUV10LSB_2P_420";
    case CompressedPixelFormat::YUV12MSB_2P_420: return "YUV12MSB_2P_420";
    case CompressedPixelFormat::YUV12LSB_2P_420: return "YUV12LSB_2P_420";
    case CompressedPixelFormat::YUV16_2P_420: return "YUV16_2P_420";        // P016
    case CompressedPixelFormat::YUV_2P_444: return "YUV_2P_444";
    case CompressedPixelFormat::YVU_2P_444: return "YVU_2P_444";
    case CompressedPixelFormat::YUV10MSB_2P_444: return "YUV10MSB_2P_444";
    case CompressedPixelFormat::YUV10LSB_2P_444: return "YUV10LSB_2P_444";
    case CompressedPixelFormat::YVU10MSB_2P_444: return "YVU10MSB_2P_444";
    case CompressedPixelFormat::YVU10LSB_2P_444: return "YVU10LSB_2P_444";
    case CompressedPixelFormat::YVU_2P_422: return "YVU_2P_422";
    case CompressedPixelFormat::YVU10MSB_2P_422: return "YVU10MSB_2P_422";
    case CompressedPixelFormat::YVU10LSB_2P_422: return "YVU10LSB_2P_422";
    case CompressedPixelFormat::YVU_2P_420: return "YVU_2P_420";            // NV21
    case CompressedPixelFormat::YVU10MSB_2P_420: return "YVU10MSB_2P_420";
    case CompressedPixelFormat::YVU10LSB_2P_420: return "YVU10LSB_2P_420";

    // IMG image compression (IMGIC)
    case CompressedPixelFormat::IMGIC_A8_8x8: return "IMGIC_A8_8x8";
    case CompressedPixelFormat::IMGIC_A8_16x4: return "IMGIC_A8_16x4";
    case CompressedPixelFormat::IMGIC_A8_32x2: return "IMGIC_A8_32x2";
    case CompressedPixelFormat::IMGIC_R8_8x8: return "IMGIC_R8_8x8";
    case CompressedPixelFormat::IMGIC_R8_16x4: return "IMGIC_R8_16x4";
    case CompressedPixelFormat::IMGIC_R8_32x2: return "IMGIC_R8_32x2";
    case CompressedPixelFormat::IMGIC_R16_8x8: return "IMGIC_R16_8x8";
    case CompressedPixelFormat::IMGIC_R16_16x4: return "IMGIC_R16_16x4";
    case CompressedPixelFormat::IMGIC_R16_32x2: return "IMGIC_R16_32x2";
    case CompressedPixelFormat::IMGIC_R32_8x8: return "IMGIC_R32_8x8";
    case CompressedPixelFormat::IMGIC_R32_16x4: return "IMGIC_R32_16x4";
    case CompressedPixelFormat::IMGIC_R32_32x2: return "IMGIC_R32_32x2";
    case CompressedPixelFormat::IMGIC_R8G8_8x8: return "IMGIC_R8G8_8x8";
    case CompressedPixelFormat::IMGIC_R8G8_16x4: return "IMGIC_R8G8_16x4";
    case CompressedPixelFormat::IMGIC_R8G8_32x2: return "IMGIC_R8G8_32x2";
    case CompressedPixelFormat::IMGIC_R16G16_8x8: return "IMGIC_R16G16_8x8";
    case CompressedPixelFormat::IMGIC_R16G16_16x4: return "IMGIC_R16G16_16x4";
    case CompressedPixelFormat::IMGIC_R16G16_32x2: return "IMGIC_R16G16_32x2";
    case CompressedPixelFormat::IMGIC_R32G32_8x8: return "IMGIC_R32G32_8x8";
    case CompressedPixelFormat::IMGIC_R32G32_16x4: return "IMGIC_R32G32_16x4";
    case CompressedPixelFormat::IMGIC_R32G32_32x2: return "IMGIC_R32G32_32x2";
    case CompressedPixelFormat::IMGIC_R8G8B8_8x8: return "IMGIC_R8G8B8_8x8";
    case CompressedPixelFormat::IMGIC_R8G8B8_16x4: return "IMGIC_R8G8B8_16x4";
    case CompressedPixelFormat::IMGIC_R8G8B8_32x2: return "IMGIC_R8G8B8_32x2";
    case CompressedPixelFormat::IMGIC_R16G16B16_8x8: return "IMGIC_R16G16B16_8x8";
    case CompressedPixelFormat::IMGIC_R16G16B16_16x4: return "IMGIC_R16G16B16_16x4";
    case CompressedPixelFormat::IMGIC_R16G16B16_32x2: return "IMGIC_R16G16B16_32x2";
    case CompressedPixelFormat::IMGIC_R32G32B32_8x8: return "IMGIC_R32G32B32_8x8";
    case CompressedPixelFormat::IMGIC_R32G32B32_16x4: return "IMGIC_R32G32B32_16x4";
    case CompressedPixelFormat::IMGIC_R32G32B32_32x2: return "IMGIC_R32G32B32_32x2";
    case CompressedPixelFormat::IMGIC_R8G8B8A8_8x8: return "IMGIC_R8G8B8A8_8x8";
    case CompressedPixelFormat::IMGIC_R8G8B8A8_16x4: return "IMGIC_R8G8B8A8_16x4";
    case CompressedPixelFormat::IMGIC_R8G8B8A8_32x2: return "IMGIC_R8G8B8A8_32x2";
    case CompressedPixelFormat::IMGIC_R16G16B16A16_8x8: return "IMGIC_R16G16B16A16_8x8";
    case CompressedPixelFormat::IMGIC_R16G16B16A16_16x4: return "IMGIC_R16G16B16A16_16x4";
    case CompressedPixelFormat::IMGIC_R16G16B16A16_32x2: return "IMGIC_R16G16B16A16_32x2";
    case CompressedPixelFormat::IMGIC_R32G32B32A32_8x8: return "IMGIC_R32G32B32A32_8x8";
    case CompressedPixelFormat::IMGIC_R32G32B32A32_16x4: return "IMGIC_R32G32B32A32_16x4";
    case CompressedPixelFormat::IMGIC_R32G32B32A32_32x2: return "IMGIC_R32G32B32A32_32x2";
    case CompressedPixelFormat::IMGIC_A4R4G4B4_8x8: return "IMGIC_A4R4G4B4_8x8";
    case CompressedPixelFormat::IMGIC_A4R4G4B4_16x4: return "IMGIC_A4R4G4B4_16x4";
    case CompressedPixelFormat::IMGIC_A4R4G4B4_32x2: return "IMGIC_A4R4G4B4_32x2";
    case CompressedPixelFormat::IMGIC_A8R3G3B2_8x8: return "IMGIC_A8R3G3B2_8x8";
    case CompressedPixelFormat::IMGIC_A8R3G3B2_16x4: return "IMGIC_A8R3G3B2_16x4";
    case CompressedPixelFormat::IMGIC_A8R3G3B2_32x2: return "IMGIC_A8R3G3B2_32x2";
    case CompressedPixelFormat::IMGIC_A1R5G5B5_8x8: return "IMGIC_A1R5G5B5_8x8";
    case CompressedPixelFormat::IMGIC_A1R5G5B5_16x4: return "IMGIC_A1R5G5B5_16x4";
    case CompressedPixelFormat::IMGIC_A1R5G5B5_32x2: return "IMGIC_A1R5G5B5_32x2";
    case CompressedPixelFormat::IMGIC_R5G5B5A1_8x8: return "IMGIC_R5G5B5A1_8x8";
    case CompressedPixelFormat::IMGIC_R5G5B5A1_16x4: return "IMGIC_R5G5B5A1_16x4";
    case CompressedPixelFormat::IMGIC_R5G5B5A1_32x2: return "IMGIC_R5G5B5A1_32x2";
    case CompressedPixelFormat::IMGIC_R5G6B5_8x8: return "IMGIC_R5G6B5_8x8";
    case CompressedPixelFormat::IMGIC_R5G6B5_16x4: return "IMGIC_R5G6B5_16x4";
    case CompressedPixelFormat::IMGIC_R5G6B5_32x2: return "IMGIC_R5G6B5_32x2";
    case CompressedPixelFormat::IMGIC_A2B10G10R10_8x8: return "IMGIC_A2B10G10R10_8x8";
    case CompressedPixelFormat::IMGIC_A2B10G10R10_16x4: return "IMGIC_A2B10G10R10_16x4";
    case CompressedPixelFormat::IMGIC_A2B10G10R10_32x2: return "IMGIC_A2B10G10R10_32x2";
    case CompressedPixelFormat::IMGIC_R10B10G10A2_8x8: return "IMGIC_R10B10G10A2_8x8";
    case CompressedPixelFormat::IMGIC_R10B10G10A2_16x4: return "IMGIC_R10B10G10A2_16x4";
    case CompressedPixelFormat::IMGIC_R10B10G10A2_32x2: return "IMGIC_R10B10G10A2_32x2";
    case CompressedPixelFormat::IMGIC_X8D24_8x8: return "IMGIC_X8D24_8x8";
    case CompressedPixelFormat::IMGIC_X8D24_16x4: return "IMGIC_X8D24_16x4";
    case CompressedPixelFormat::IMGIC_X8D24_32x2: return "IMGIC_X8D24_32x2";
    case CompressedPixelFormat::IMGIC_S8D24_8x8: return "IMGIC_S8D24_8x8";
    case CompressedPixelFormat::IMGIC_S8D24_16x4: return "IMGIC_S8D24_16x4";
    case CompressedPixelFormat::IMGIC_S8D24_32x2: return "IMGIC_S8D24_32x2";
    case CompressedPixelFormat::IMGIC_S8X24_8x8: return "IMGIC_S8X24_8x8";
    case CompressedPixelFormat::IMGIC_S8X24_16x4: return "IMGIC_S8X24_16x4";
    case CompressedPixelFormat::IMGIC_S8X24_32x2: return "IMGIC_S8X24_32x2";
    case CompressedPixelFormat::IMGIC_D24S8_8x8: return "IMGIC_D24S8_8x8";
    case CompressedPixelFormat::IMGIC_D24S8_16x4: return "IMGIC_D24S8_16x4";
    case CompressedPixelFormat::IMGIC_D24S8_32x2: return "IMGIC_D24S8_32x2";
    case CompressedPixelFormat::IMGIC_R9G9B9E5_8x8: return "IMGIC_R9G9B9E5_8x8";
    case CompressedPixelFormat::IMGIC_R9G9B9E5_16x4: return "IMGIC_R9G9B9E5_16x4";
    case CompressedPixelFormat::IMGIC_R9G9B9E5_32x2: return "IMGIC_R9G9B9E5_32x2";
    case CompressedPixelFormat::IMGIC_R11G11B10_8x8: return "IMGIC_R11G11B10_8x8";
    case CompressedPixelFormat::IMGIC_R11G11B10_16x4: return "IMGIC_R11G11B10_16x4";
    case CompressedPixelFormat::IMGIC_R11G11B10_32x2: return "IMGIC_R11G11B10_32x2";
    case CompressedPixelFormat::IMGIC_B10G11R11_8x8: return "IMGIC_B10G11R11_8x8";
    case CompressedPixelFormat::IMGIC_B10G11R11_16x4: return "IMGIC_B10G11R11_16x4";
    case CompressedPixelFormat::IMGIC_B10G11R11_32x2: return "IMGIC_B10G11R11_32x2";
    case CompressedPixelFormat::IMGIC_B8G8R8A8_8x8: return "IMGIC_B8G8R8A8_8x8";
    case CompressedPixelFormat::IMGIC_B8G8R8A8_16x4: return "IMGIC_B8G8R8A8_16x4";
    case CompressedPixelFormat::IMGIC_B8G8R8A8_32x2: return "IMGIC_B8G8R8A8_32x2";
    case CompressedPixelFormat::IMGIC_R8G8B8G8_8x8: return "IMGIC_R8G8B8G8_8x8";
    case CompressedPixelFormat::IMGIC_R8G8B8G8_16x4: return "IMGIC_R8G8B8G8_16x4";
    case CompressedPixelFormat::IMGIC_R8G8B8G8_32x2: return "IMGIC_R8G8B8G8_32x2";
    case CompressedPixelFormat::IMGIC_G8R8G8B8_8x8: return "IMGIC_G8R8G8B8_8x8";
    case CompressedPixelFormat::IMGIC_G8R8G8B8_16x4: return "IMGIC_G8R8G8B8_16x4";
    case CompressedPixelFormat::IMGIC_G8R8G8B8_32x2: return "IMGIC_G8R8G8B8_32x2";
    case CompressedPixelFormat::IMGIC_UYVY_8x8: return "IMGIC_UYVY_8x8";
    case CompressedPixelFormat::IMGIC_UYVY_16x4: return "IMGIC_UYVY_16x4";
    case CompressedPixelFormat::IMGIC_UYVY_32x2: return "IMGIC_UYVY_32x2";
    case CompressedPixelFormat::IMGIC_YUYV_8x8: return "IMGIC_YUYV_8x8";
    case CompressedPixelFormat::IMGIC_YUYV_16x4: return "IMGIC_YUYV_16x4";
    case CompressedPixelFormat::IMGIC_YUYV_32x2: return "IMGIC_YUYV_32x2";
    case CompressedPixelFormat::IMGIC_YUV_2P_444_8x8: return "IMGIC_YUV_2P_444_8x8";
    case CompressedPixelFormat::IMGIC_YUV_2P_444_16x4: return "IMGIC_YUV_2P_444_16x4";
    case CompressedPixelFormat::IMGIC_YUV_2P_444_32x2: return "IMGIC_YUV_2P_444_32x2";
    case CompressedPixelFormat::IMGIC_YVU_2P_444_8x8: return "IMGIC_YVU_2P_444_8x8";
    case CompressedPixelFormat::IMGIC_YVU_2P_444_16x4: return "IMGIC_YVU_2P_444_16x4";
    case CompressedPixelFormat::IMGIC_YVU_2P_444_32x2: return "IMGIC_YVU_2P_444_32x2";
    case CompressedPixelFormat::IMGIC_YVU10_2P_444_PK16_8x8: return "IMGIC_YVU10_2P_444_PK16_8x8";
    case CompressedPixelFormat::IMGIC_YVU10_2P_444_PK16_16x4: return "IMGIC_YVU10_2P_444_PK16_16x4";
    case CompressedPixelFormat::IMGIC_YVU10_2P_444_PK16_32x2: return "IMGIC_YVU10_2P_444_PK16_32x2";
    case CompressedPixelFormat::IMGIC_YUV_2P_422_8x8: return "IMGIC_YUV_2P_422_8x8";
    case CompressedPixelFormat::IMGIC_YUV_2P_422_16x4: return "IMGIC_YUV_2P_422_16x4";
    case CompressedPixelFormat::IMGIC_YUV_2P_422_32x2: return "IMGIC_YUV_2P_422_32x2";
    case CompressedPixelFormat::IMGIC_YVU_2P_422_8x8: return "IMGIC_YVU_2P_422_8x8";
    case CompressedPixelFormat::IMGIC_YVU_2P_422_16x4: return "IMGIC_YVU_2P_422_16x4";
    case CompressedPixelFormat::IMGIC_YVU_2P_422_32x2: return "IMGIC_YVU_2P_422_32x2";
    case CompressedPixelFormat::IMGIC_YVU10_2P_422_PK16_8x8: return "IMGIC_YVU10_2P_422_PK16_8x8";
    case CompressedPixelFormat::IMGIC_YVU10_2P_422_PK16_16x4: return "IMGIC_YVU10_2P_422_PK16_16x4";
    case CompressedPixelFormat::IMGIC_YVU10_2P_422_PK16_32x2: return "IMGIC_YVU10_2P_422_PK16_32x2";
    case CompressedPixelFormat::IMGIC_YUV_2P_420_8x8: return "IMGIC_YUV_2P_420_8x8";
    case CompressedPixelFormat::IMGIC_YUV_2P_420_16x4: return "IMGIC_YUV_2P_420_16x4";
    case CompressedPixelFormat::IMGIC_YUV_2P_420_32x2: return "IMGIC_YUV_2P_420_32x2";
    case CompressedPixelFormat::IMGIC_YVU_2P_420_8x8: return "IMGIC_YVU_2P_420_8x8";
    case CompressedPixelFormat::IMGIC_YVU_2P_420_16x4: return "IMGIC_YVU_2P_420_16x4";
    case CompressedPixelFormat::IMGIC_YVU_2P_420_32x2: return "IMGIC_YVU_2P_420_32x2";
    case CompressedPixelFormat::IMGIC_YVU10_2P_420_PK16_8x8: return "IMGIC_YVU10_2P_420_PK16_8x8";
    case CompressedPixelFormat::IMGIC_YVU10_2P_420_PK16_16x4: return "IMGIC_YVU10_2P_420_PK16_16x4";
    case CompressedPixelFormat::IMGIC_YVU10_2P_420_PK16_32x2: return "IMGIC_YVU10_2P_420_PK16_32x2";
    case CompressedPixelFormat::IMGIC_YUV_3P_444_8x8: return "IMGIC_YUV_3P_444_8x8";
    case CompressedPixelFormat::IMGIC_YUV_3P_444_16x4: return "IMGIC_YUV_3P_444_16x4";
    case CompressedPixelFormat::IMGIC_YUV_3P_444_32x2: return "IMGIC_YUV_3P_444_32x2";
    case CompressedPixelFormat::IMGIC_YUV10_3P_444_PK16_8x8: return "IMGIC_YUV10_3P_444_PK16_8x8";
    case CompressedPixelFormat::IMGIC_YUV10_3P_444_PK16_16x4: return "IMGIC_YUV10_3P_444_PK16_16x4";
    case CompressedPixelFormat::IMGIC_YUV10_3P_444_PK16_32x2: return "IMGIC_YUV10_3P_444_PK16_32x2";
    case CompressedPixelFormat::IMGIC_YUV_3P_420_8x8: return "IMGIC_YUV_3P_420_8x8";
    case CompressedPixelFormat::IMGIC_YUV_3P_420_16x4: return "IMGIC_YUV_3P_420_16x4";
    case CompressedPixelFormat::IMGIC_YUV_3P_420_32x2: return "IMGIC_YUV_3P_420_32x2";
    case CompressedPixelFormat::IMGIC_YVU_3P_420_8x8: return "IMGIC_YVU_3P_420_8x8";
    case CompressedPixelFormat::IMGIC_YVU_3P_420_16x4: return "IMGIC_YVU_3P_420_16x4";
    case CompressedPixelFormat::IMGIC_YVU_3P_420_32x2: return "IMGIC_YVU_3P_420_32x2";

    default: return "UNKNOWN_FORMAT";
    }
}

enum class ColorSpace
{
    lRGB,
    sRGB,
    NumSpaces
};

inline std::string to_string(ColorSpace colorspace)
{
    switch (colorspace)
    {
    case ColorSpace::lRGB: return "LinearRGB";
    case ColorSpace::sRGB: return "sRGB";
    default: return "UNKNOWN_COLORSPACE";
    }
};

enum class VariableType
{
    UnsignedByteNorm,
    SignedByteNorm,
    UnsignedByte,
    SignedByte,
    UnsignedShortNorm,
    SignedShortNorm,
    UnsignedShort,
    SignedShort,
    UnsignedIntegerNorm,
    SignedIntegerNorm,
    UnsignedInteger,
    SignedInteger,
    SignedFloat,
    Float = SignedFloat, // the name PVRFloat is now deprecated.
    UnsignedFloat,
    NumVarTypes
};

inline std::string to_string(VariableType variableType)
{
    switch (variableType)
    {
    case VariableType::UnsignedByteNorm: return "UnsignedByte_Normalized";
    case VariableType::SignedByteNorm: return "SignedByte_Normalized";
    case VariableType::UnsignedByte: return "UnsignedByte_Integer";
    case VariableType::SignedByte: return "SignedByte_Integer";
    case VariableType::UnsignedShortNorm: return "UnsignedShort_Normalized";
    case VariableType::SignedShortNorm: return "SignedShort_Normalized";
    case VariableType::UnsignedShort: return "UnsignedShort_Integer";
    case VariableType::SignedShort: return "UnsignedShort_Integer";
    case VariableType::UnsignedIntegerNorm: return "UnsignedInteger_Normalized";
    case VariableType::SignedIntegerNorm: return "SignedInteger_Normalized";
    case VariableType::UnsignedInteger: return "UnsignedInteger_Integer";
    case VariableType::SignedInteger: return "SignedInteger_Integer";
    case VariableType::SignedFloat: return "SignedFloat";
    case VariableType::UnsignedFloat: return "UnsignedFloat";
    default: return "UNKNOWN_VARIABLE_TYPE";
    }
};

inline bool isVariableTypeSigned(VariableType item) { return static_cast<uint32_t>(item) < 11 ? static_cast<uint32_t>(item) & 1 : static_cast<uint32_t>(item) != 13; }

inline bool isVariableTypeNormalized(VariableType item) { return (static_cast<uint32_t>(item) < 10) && !(static_cast<uint32_t>(item) & 2); }

class PixelFormat
{
public:
    struct LowHigh
    {
        uint32_t Low;
        uint32_t High;
    };

    PixelFormat() {}

    PixelFormat(uint64_t type) : _format(type) {}

    PixelFormat(CompressedPixelFormat type) : _format(static_cast<uint64_t>(type)) {}

    PixelFormat(uint8_t C1Name, uint8_t C2Name, uint8_t C3Name, uint8_t C4Name, uint8_t C1Bits, uint8_t C2Bits, uint8_t C3Bits, uint8_t C4Bits)
        : _format(C1Name, C2Name, C3Name, C4Name, C1Bits, C2Bits, C3Bits, C4Bits)
    {}

    char getChannelContent(uint8_t channel) const
    {
        if (channel >= 4) { return 0; }
        return static_cast<char>(_format._pixelTypeChar[channel]);
    }

    uint8_t getChannelBits(uint8_t channel) const
    {
        if (channel >= 4) { return 0; }
        return _format._pixelTypeChar[channel + 4];
    }

    uint8_t getNumChannels() const
    {
        return _format._pixelTypeChar[7] ? 4u : _format._pixelTypeChar[6] ? 3u : _format._pixelTypeChar[5] ? 2u : _format._pixelTypeChar[4] ? 1u : 0u;
    }

    bool isCompressedFormat() const { return ((_format.Part.High == 0) && (_format.Part.Low != static_cast<uint32_t>(CompressedPixelFormat::SharedExponentR9G9B9E5))) != 0; }

    uint8_t isIrregularFormat() const { return _format.Part.High == 0; }

    uint64_t getPixelTypeId() const { return _format._pixelTypeID; }

    const uint8_t* getPixelTypeChar() const { return _format._pixelTypeChar; }

    uint8_t* getPixelTypeChar() { return _format._pixelTypeChar; }

    LowHigh getPart() const { return _format.Part; }

    uint8_t getBitsPerPixel() const
    {
        return (_format.Part.High == 0 && _format.Part.Low == static_cast<uint32_t>(CompressedPixelFormat::SharedExponentR9G9B9E5))
            ? 32u
            : _format._pixelTypeChar[4u] + _format._pixelTypeChar[5u] + _format._pixelTypeChar[6u] + _format._pixelTypeChar[7u];
    }

    bool operator==(const PixelFormat& rhs) const { return getPixelTypeId() == rhs.getPixelTypeId(); }

    bool operator!=(const PixelFormat& rhs) const { return !(*this == rhs); }

private:
    union PixelFormatImpl
    {
        PixelFormatImpl() : _pixelTypeID(0) {}

        PixelFormatImpl(uint64_t type) : _pixelTypeID(type) {}

        /************************************************************************
        \brief  Takes up to 4 characters (CnName) and 4 values (CnBits)
        to create a new PixelFormat. Any unused channels should be set to 0.
        For example: PixelFormat('r','g','b',0,8,8,8,0);
          \param[in]      C1Name
          \param[in]      C2Name
          \param[in]      C3Name
          \param[in]      C4Name
          \param[in]      C1Bits
          \param[in]      C2Bits
          \param[in]      C3Bits
          \param[in]      C4Bits
          \return   A new PixelFormat
        *************************************************************************/
        PixelFormatImpl(uint8_t C1Name, uint8_t C2Name, uint8_t C3Name, uint8_t C4Name, uint8_t C1Bits, uint8_t C2Bits, uint8_t C3Bits, uint8_t C4Bits)
        {
            _pixelTypeChar[0] = C1Name;
            _pixelTypeChar[1] = C2Name;
            _pixelTypeChar[2] = C3Name;
            _pixelTypeChar[3] = C4Name;
            _pixelTypeChar[4] = C1Bits;
            _pixelTypeChar[5] = C2Bits;
            _pixelTypeChar[6] = C3Bits;
            _pixelTypeChar[7] = C4Bits;
        }

        LowHigh Part;
        uint64_t _pixelTypeID;
        uint8_t _pixelTypeChar[8];
    };
    PixelFormatImpl _format;

public:
    static const PixelFormat Intensity8() { return PixelFormat('i', '\0', '\0', '\0', 8, 0, 0, 0); }

    static const PixelFormat R_8() { return PixelFormat('r', '\0', '\0', '\0', 8, 0, 0, 0); }

    static const PixelFormat RG_88() { return PixelFormat('r', 'g', '\0', '\0', 8, 8, 0, 0); }

    static const PixelFormat RGB_888() { return PixelFormat('r', 'g', 'b', '\0', 8, 8, 8, 0); }

    static const PixelFormat RGBA_8888() { return PixelFormat('r', 'g', 'b', 'a', 8, 8, 8, 8); }

    static const PixelFormat ABGR_8888() { return PixelFormat('a', 'b', 'g', 'r', 8, 8, 8, 8); }

    static const PixelFormat R_16() { return PixelFormat('r', '\0', '\0', '\0', 16, 0, 0, 0); }

    static const PixelFormat RG_1616() { return PixelFormat('r', 'g', '\0', '\0', 16, 16, 0, 0); }

    static const PixelFormat R_32() { return PixelFormat('r', '\0', '\0', '\0', 32, 0, 0, 0); }

    static const PixelFormat RG_3232() { return PixelFormat('r', 'g', '\0', '\0', 32, 32, 0, 0); }

    static const PixelFormat RGB_323232() { return PixelFormat('r', 'g', 'b', '\0', 32, 32, 32, 0); }

    static const PixelFormat RGBA_32323232() { return PixelFormat('r', 'g', 'b', 'a', 32, 32, 32, 32); }

    static const PixelFormat RGB_565() { return PixelFormat('r', 'g', 'b', '\0', 5, 6, 5, 0); }

    static const PixelFormat RGBA_4444() { return PixelFormat('r', 'g', 'b', 'a', 4, 4, 4, 4); }

    static const PixelFormat RGBA_5551() { return PixelFormat('r', 'g', 'b', 'a', 5, 5, 5, 1); }

    static const PixelFormat BGR_888() { return PixelFormat('b', 'g', 'r', '\0', 8, 8, 8, 0); }

    static const PixelFormat BGRA_8888() { return PixelFormat('b', 'g', 'r', 'a', 8, 8, 8, 8); }

    static const PixelFormat Depth8() { return PixelFormat('d', '\0', '\0', '\0', 8, 0, 0, 0); }

    static const PixelFormat Depth16() { return PixelFormat('d', '\0', '\0', '\0', 16, 0, 0, 0); }

    static const PixelFormat Depth24() { return PixelFormat('d', '\0', '\0', '\0', 24, 0, 0, 0); }

    static const PixelFormat Depth32() { return PixelFormat('d', '\0', '\0', '\0', 32, 0, 0, 0); }

    static const PixelFormat Depth16Stencil8() { return PixelFormat('d', 's', '\0', '\0', 16, 8, 0, 0); }

    static const PixelFormat Depth24Stencil8() { return PixelFormat('d', 's', '\0', '\0', 24, 8, 0, 0); }

    static const PixelFormat Depth32Stencil8() { return PixelFormat('d', 's', '\0', '\0', 32, 8, 0, 0); }

    static const PixelFormat Stencil8() { return PixelFormat('s', '\0', '\0', '\0', 8, 0, 0, 0); }

    static const PixelFormat L_32() { return PixelFormat('l', '\0', '\0', '\0', 32, 0, 0, 0); }

    static const PixelFormat LA_1616() { return PixelFormat('l', 'a', '\0', '\0', 16, 16, 0, 0); }

    static const PixelFormat LA_3232() { return PixelFormat('l', 'a', '\0', '\0', 32, 32, 0, 0); }

    static const PixelFormat RGBA_16161616() { return PixelFormat('r', 'g', 'b', 'a', 16, 16, 16, 16); }

    static const PixelFormat RGB_161616() { return PixelFormat('r', 'g', 'b', '\0', 16, 16, 16, 0); }

    static const PixelFormat RGB_111110() { return PixelFormat('b', 'g', 'r', '\0', 10, 11, 11, 0); }

    static const PixelFormat BGR_101111() { return RGB_111110(); }

    static const PixelFormat Unknown() { return PixelFormat(0, 0, 0, 0, 0, 0, 0, 0); }
};

inline std::string to_string(const PixelFormat& fmt)
{
    if (fmt.getPart().High == 0) { return to_string(static_cast<CompressedPixelFormat>(fmt.getPixelTypeId())); }
    std::stringstream ss;
    for (uint8_t i = 0; i < 4; ++i)
    {
        if (fmt.getChannelContent(i) != 0)
        {
            ss << fmt.getChannelContent(i);
            ss << fmt.getChannelBits(i);
        }
    }
    return ss.str();
}

template<char C1Name, char C2Name, char C3Name, char C4Name, uint8_t C1Bits, uint8_t C2Bits, uint8_t C3Bits, uint8_t C4Bits>
class GeneratePixelType4
{
public:
    static const uint64_t ID = (static_cast<uint64_t>(C1Name) + (static_cast<uint64_t>(C2Name) << 8) + (static_cast<uint64_t>(C3Name) << 16) + (static_cast<uint64_t>(C4Name) << 24) +
        (static_cast<uint64_t>(C1Bits) << 32) + (static_cast<uint64_t>(C2Bits) << 40) + (static_cast<uint64_t>(C3Bits) << 48) + (static_cast<uint64_t>(C4Bits) << 56));
};

template<char C1Name, char C2Name, char C3Name, uint8_t C1Bits, uint8_t C2Bits, uint8_t C3Bits>
class GeneratePixelType3
{
public:
    static const uint64_t ID = (static_cast<uint64_t>(C1Name) + (static_cast<uint64_t>(C2Name) << 8) + (static_cast<uint64_t>(C3Name) << 16) + (static_cast<uint64_t>(0) << 24) +
        (static_cast<uint64_t>(C1Bits) << 32) + (static_cast<uint64_t>(C2Bits) << 40) + (static_cast<uint64_t>(C3Bits) << 48) + (static_cast<uint64_t>(0) << 56));
};

template<char C1Name, char C2Name, uint8_t C1Bits, uint8_t C2Bits>
class GeneratePixelType2
{
public:
    static const uint64_t ID = (static_cast<uint64_t>(C1Name) + (static_cast<uint64_t>(C2Name) << 8) + (static_cast<uint64_t>(0) << 16) + (static_cast<uint64_t>(0) << 24) +
        (static_cast<uint64_t>(C1Bits) << 32) + (static_cast<uint64_t>(C2Bits) << 40) + (static_cast<uint64_t>(0) << 48) + (static_cast<uint64_t>(0) << 56));
};

template<char C1Name, uint8_t C1Bits>
class GeneratePixelType1
{
public:
    static const uint64_t ID = (static_cast<uint64_t>(C1Name) + (static_cast<uint64_t>(0) << 8) + (static_cast<uint64_t>(0) << 16) + (static_cast<uint64_t>(0) << 24) +
        (static_cast<uint64_t>(C1Bits) << 32) + (static_cast<uint64_t>(0) << 40) + (static_cast<uint64_t>(0) << 48) + (static_cast<uint64_t>(0) << 56));
};
} // namespace pvr