imagex

Documentation

Index

• func Bmp(dest io.Writer, src io.Reader, transformers ...Transformer) error
• func Gif(dest io.Writer, src io.Reader, opt *gif.Options, transformers ...Transformer) error
• func Jpeg(dest io.Writer, src io.Reader, opts *jpeg.Options, transformers ...Transformer) error
• func Png(dest io.Writer, src io.Reader, transformers ...Transformer) error
• func Rotate180(oldImage image.Image) image.Image
• func Rotate270(oldImage image.Image) image.Image
• func Rotate90(oldImage image.Image) image.Image
• func Transform(img image.Image, transformers ...Transformer) image.Image
• func Webp(dest io.Writer, src multipart.File, transformers ...Transformer) error
• type Transformer
  • func Resize(width, height int, scaler draw.Scaler, op draw.Op, opts *draw.Options) Transformer

Functions

func Bmp

func Bmp(dest io.Writer, src io.Reader, transformers ...Transformer) error

func Gif

func Gif(dest io.Writer, src io.Reader, opt *gif.Options, transformers ...Transformer) error

func Jpeg

func Jpeg(dest io.Writer, src io.Reader, opts *jpeg.Options, transformers ...Transformer) error

func Png

func Png(dest io.Writer, src io.Reader, transformers ...Transformer) error

func Rotate180

func Rotate180(oldImage image.Image) image.Image

Rotate180 旋转180度

func Rotate270

func Rotate270(oldImage image.Image) image.Image

Rotate270 旋转270度

func Rotate90

func Rotate90(oldImage image.Image) image.Image

Rotate90 旋转90度

func Transform

func Transform(img image.Image, transformers ...Transformer) image.Image

func Webp

func Webp(dest io.Writer, src multipart.File, transformers ...Transformer) error

Types

type Transformer

type Transformer func(image.Image) image.Image

func Resize

func Resize(width, height int, scaler draw.Scaler, op draw.Op, opts *draw.Options) Transformer