utils

package

v0.0.0-...-9115d3a Latest Latest Go to latest Published: Jan 1, 2024 License: MIT Imports: 7 Imported by: 0

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func LinearTosRGB(val float64) int

LinearTosRGB converts the given value in linear RGB space into sRGB space

func ReadImgFile(filePath string) (image.Image, error)

ReadPNGFile reads the PNG image file with the given path then encodes it into an instance of `image.Image`

func SRGBToLinear(val int) float64

SRGBToLinear converts the given value in sRGB space into linear RGB space

func SignPow(val, exp float64) float64

type ErrEmptyFile string

ErrEmptyFile occurs when a file which was opened by I/O is empty

func (e ErrEmptyFile) Error() string

type ErrUnknownFileType string

ErrUnknownFileType occurs when the type of a specific file could not be detected

func (e ErrUnknownFileType) Error() string

type ErrUnsupportedFile string

ErrUnsupportedFile occurs when a file other than PNG or JPG is read to do blurhash encode

func (e ErrUnsupportedFile) Error() string