watermark

Documentation

Index

• Constants
• func Apply(source, overlay image.Image, offset image.Point) *image.RGBA
• func Encode(writer io.Writer, source image.Image, format Format) error
• type Format
  • func Decode(path string) (image.Image, Format, error)

Constants

const MaxPixels int64 = 40_000_000

Functions

func Apply

func Apply(source, overlay image.Image, offset image.Point) *image.RGBA

func Encode

func Encode(writer io.Writer, source image.Image, format Format) error

Types

type Format

type Format string

const (
	FormatJPEG Format = "jpeg"
	FormatPNG  Format = "png"
)

func Decode

func Decode(path string) (image.Image, Format, error)