decoder

Documentation

Index

• type Decoder
  • func NewDecoder(options Options) (d *Decoder, err error)
  • func (d *Decoder) Decode(r io.Reader) (image.Image, error)
  • func (d *Decoder) GetFeatures(r io.Reader) (*Features, error)
• type Features
• type Options

Types

type Decoder

type Decoder struct {
	// contains filtered or unexported fields
}

func NewDecoder

func NewDecoder(options Options) (d *Decoder, err error)

func (*Decoder) Decode

func (d *Decoder) Decode(r io.Reader) (image.Image, error)

func (*Decoder) GetFeatures

func (d *Decoder) GetFeatures(r io.Reader) (*Features, error)

type Features

type Features struct {
	Width  int
	Height int

	HasAlpha     bool
	HasAnimation bool
}

type Options

type Options struct {
	ByPassFiltering        bool
	NoFancyUpsampling      bool
	Crop                   *image.Rectangle
	Scale                  *image.Rectangle
	UseThreads             bool
	DitheringStrength      int
	AlphaDitheringStrength int
	Flip                   bool
}