FileDefinesBMP.h

↰ Parent directory (textureio)

Defines used internally by the BMP reader.

Includes

• cstdint

Namespaces

• Namespace pvr

• Namespace pvr::texture_bmp

• Namespace pvr::texture_bmp::ColorSpace

• Namespace pvr::texture_bmp::CompressionMethod

• Namespace pvr::texture_bmp::HeaderSize

Classes

• CoreHeader

• FileHeader

• InfoHeader1

• InfoHeader2

• InfoHeader3

• InfoHeader4

• InfoHeader5

• ivec3

Enums

• Enum

• Enum

• Enum

Variables

• pvr::texture_bmp::Identifier

Source Code

#pragma once
#include <cstdint>
namespace pvr {
namespace texture_bmp {
struct FileHeader
{
    uint16_t signature;
    uint32_t fileSize;
    uint16_t reserved1;
    uint16_t reserved2;
    uint32_t pixelOffset;
};

struct CoreHeader
{
    uint32_t headerSize;
    uint16_t width;
    uint16_t height;
    uint16_t numPlanes;
    uint16_t bitsPerPixel;
};

struct InfoHeader1
{
    uint32_t headerSize;
    int32_t width;
    int32_t height;
    uint16_t numPlanes;
    uint16_t bitsPerPixel;
    uint32_t compressionType;
    uint32_t imageSize;
    int32_t horizontalPixelsPerMeter;
    int32_t verticalPixelsPerMeter;
    uint32_t numColorsInTable;
    uint32_t numImportantColors;
};

struct InfoHeader2 : public InfoHeader1 // Adobe Specific
{
    uint32_t redMask;
    uint32_t greenMask;
    uint32_t blueMask;
};

struct InfoHeader3 : public InfoHeader2 // Adobe Specific
{
    uint32_t alphaMask;
};

struct ivec3
{
    int32_t x;
    int32_t y;
    int32_t z;
};

struct InfoHeader4 : public InfoHeader3
{
    int32_t colorSpace;
    ivec3 xyzEndPoints[3];
    uint32_t gammaRed;
    uint32_t gammaGreen;
    uint32_t gammaBlue;
};

struct InfoHeader5 : public InfoHeader4
{
    uint32_t intent;
    uint32_t profileData;
    uint32_t profileSize;
    uint32_t reserved;
};

namespace HeaderSize {
enum Enum
{
    File = 14,
    Core = 12,
    Core2 = 64,
    Info1 = 40,
    Info2 = 52,
    Info3 = 56,
    Info4 = 108,
    Info5 = 124
};
} // namespace HeaderSize

namespace CompressionMethod {
enum Enum
{
    None,
    RunLength8,
    RunLength4,
    Bitfields,
    JPEG,
    PNG,
    AlphaBitfields
};
} // namespace CompressionMethod

namespace ColorSpace {
enum Enum
{
    CalibratedRGB = 0, // Gamma correction values are supplied.
    sRGB = 0x42475273, // 'sRGB' in ASCII
    Windows = 0x206e6957, // 'Win ' in ASCII
    ProfileLinked = 0x4b4e494c, // 'LINK' in ASCII
    ProfileEmbedded = 0x4445424d // 'MBED' in ASCII
};
} // namespace ColorSpace

static const uint16_t Identifier = 0x4d42; // 'B' 'M' in ASCII
} // namespace texture_bmp
} // namespace pvr