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###### (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!)
# SDL_Colorspace

Colorspace definitions.

## Header File

Defined in [<SDL3/SDL_pixels.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_pixels.h)

## Syntax

```c
typedef enum SDL_Colorspace
{
    SDL_COLORSPACE_UNKNOWN = 0,

    /* sRGB is a gamma corrected colorspace, and the default colorspace for SDL rendering and 8-bit RGB surfaces */
    SDL_COLORSPACE_SRGB = 0x120005a0u, /**< Equivalent to DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_RGB,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT709,
                                 SDL_TRANSFER_CHARACTERISTICS_SRGB,
                                 SDL_MATRIX_COEFFICIENTS_IDENTITY,
                                 SDL_CHROMA_LOCATION_NONE), */

    /* This is a linear colorspace and the default colorspace for floating point surfaces. On Windows this is the scRGB colorspace, and on Apple platforms this is kCGColorSpaceExtendedLinearSRGB for EDR content */
    SDL_COLORSPACE_SRGB_LINEAR = 0x12000500u, /**< Equivalent to DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709  */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_RGB,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT709,
                                 SDL_TRANSFER_CHARACTERISTICS_LINEAR,
                                 SDL_MATRIX_COEFFICIENTS_IDENTITY,
                                 SDL_CHROMA_LOCATION_NONE), */

    /* HDR10 is a non-linear HDR colorspace and the default colorspace for 10-bit surfaces */
    SDL_COLORSPACE_HDR10 = 0x12002600u, /**< Equivalent to DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020  */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_RGB,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT2020,
                                 SDL_TRANSFER_CHARACTERISTICS_PQ,
                                 SDL_MATRIX_COEFFICIENTS_IDENTITY,
                                 SDL_CHROMA_LOCATION_NONE), */

    SDL_COLORSPACE_JPEG = 0x220004c6u, /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_FULL_G22_NONE_P709_X601 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT709,
                                 SDL_TRANSFER_CHARACTERISTICS_BT601,
                                 SDL_MATRIX_COEFFICIENTS_BT601,
                                 SDL_CHROMA_LOCATION_NONE), */

    SDL_COLORSPACE_BT601_LIMITED = 0x211018c6u, /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_LIMITED,
                                 SDL_COLOR_PRIMARIES_BT601,
                                 SDL_TRANSFER_CHARACTERISTICS_BT601,
                                 SDL_MATRIX_COEFFICIENTS_BT601,
                                 SDL_CHROMA_LOCATION_LEFT), */

    SDL_COLORSPACE_BT601_FULL = 0x221018c6u, /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT601,
                                 SDL_TRANSFER_CHARACTERISTICS_BT601,
                                 SDL_MATRIX_COEFFICIENTS_BT601,
                                 SDL_CHROMA_LOCATION_LEFT), */

    SDL_COLORSPACE_BT709_LIMITED = 0x21100421u, /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_LIMITED,
                                 SDL_COLOR_PRIMARIES_BT709,
                                 SDL_TRANSFER_CHARACTERISTICS_BT709,
                                 SDL_MATRIX_COEFFICIENTS_BT709,
                                 SDL_CHROMA_LOCATION_LEFT), */

    SDL_COLORSPACE_BT709_FULL = 0x22100421u, /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT709,
                                 SDL_TRANSFER_CHARACTERISTICS_BT709,
                                 SDL_MATRIX_COEFFICIENTS_BT709,
                                 SDL_CHROMA_LOCATION_LEFT), */

    SDL_COLORSPACE_BT2020_LIMITED = 0x21102609u, /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P2020 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_LIMITED,
                                 SDL_COLOR_PRIMARIES_BT2020,
                                 SDL_TRANSFER_CHARACTERISTICS_PQ,
                                 SDL_MATRIX_COEFFICIENTS_BT2020_NCL,
                                 SDL_CHROMA_LOCATION_LEFT), */

    SDL_COLORSPACE_BT2020_FULL = 0x22102609u /**< Equivalent to DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P2020 */
        /* SDL_DEFINE_COLORSPACE(SDL_COLOR_TYPE_YCBCR,
                                 SDL_COLOR_RANGE_FULL,
                                 SDL_COLOR_PRIMARIES_BT2020,
                                 SDL_TRANSFER_CHARACTERISTICS_PQ,
                                 SDL_MATRIX_COEFFICIENTS_BT2020_NCL,
                                 SDL_CHROMA_LOCATION_LEFT), */

} SDL_Colorspace;
```

## Remarks

Since similar colorspaces may vary in their details (matrix, transfer
function, etc.), this is not an exhaustive list, but rather a
representative sample of the kinds of colorspaces supported in SDL.

## Version

This enum is available since SDL 3.0.0.

## See Also

- [SDL_ColorPrimaries](SDL_ColorPrimaries)
- [SDL_ColorRange](SDL_ColorRange)
- [SDL_ColorType](SDL_ColorType)
- [SDL_MatrixCoefficients](SDL_MatrixCoefficients)
- [SDL_TransferCharacteristics](SDL_TransferCharacteristics)

----
[CategoryAPI](CategoryAPI), [CategoryAPIEnum](CategoryAPIEnum), [CategoryPixels](CategoryPixels)