imaging

Documentation

Index

• Constants
• Variables
• func Decode(r io.Reader, opts ...imaging.DecodeOption) (image.Image, error)
• func DecodeWebp(r io.Reader) (image.Image, error)
• func EncodeJpeg(w io.Writer, img image.Image) error
• func EncodeStripped(w io.Writer, img image.Image, quality int) error
• func EncodeWebp(w io.Writer, img image.Image) error
• func Open(filename string) (image.Image, error)
• func OpenWebp(filename string) (image.Image, error)
• func ReSizeImage(rb []byte, extName string, isABC bool, ...) (err error)
• func Resize(img image.Image, width, height int) *image.NRGBA

Constants

const (
	JPEG imaging.Format = iota
	PNG
	GIF
	TIFF
	BMP
	WEBP
)

Variables

var (
	JpegHeader = []byte{}/* 623 elements not displayed */

	JpegFooter = []byte{
		0xFF,
		0xD9,
	}
)

Functions

func Decode

func Decode(r io.Reader, opts ...imaging.DecodeOption) (image.Image, error)

func DecodeWebp

func DecodeWebp(r io.Reader) (image.Image, error)

func EncodeJpeg

func EncodeJpeg(w io.Writer, img image.Image) error

func EncodeStripped

func EncodeStripped(w io.Writer, img image.Image, quality int) error

func EncodeWebp

func EncodeWebp(w io.Writer, img image.Image) error

func Open

func Open(filename string) (image.Image, error)

func OpenWebp

func OpenWebp(filename string) (image.Image, error)

func ReSizeImage

func ReSizeImage(rb []byte, extName string, isABC bool, cb func(szType string, localId int, w, h int32, b []byte) error) (err error)

func Resize

func Resize(img image.Image, width, height int) *image.NRGBA