processor

Documentation

Index

• type Engine
  • func NewProcessor(format string) Engine
• type JPEGProcessor
  • func (p *JPEGProcessor) Compress(input image.Image, quality int) (image.Image, error)
  • func (p *JPEGProcessor) Resize(input image.Image, width int, height int) (image.Image, error)
  • func (p *JPEGProcessor) WaterMark(input image.Image, texture image.Image, x int, y int) (image.Image, error)
• type PNGProcessor
  • func (p *PNGProcessor) Compress(input image.Image, quality int) (image.Image, error)
  • func (p *PNGProcessor) Resize(input image.Image, width int, height int) (image.Image, error)
  • func (p *PNGProcessor) WaterMark(input image.Image, texture image.Image, x int, y int) (image.Image, error)
• type Processor

Types

type Engine

type Engine interface {
	Compress(input image.Image, quality int) (image.Image, error)
	Resize(input image.Image, width int, height int) (image.Image, error)
	WaterMark(input image.Image, texture image.Image, x int, y int) (image.Image, error)
}

Engine is the interface of Processor

func NewProcessor

func NewProcessor(format string) Engine

NewProcessor return the Processor instance

type JPEGProcessor

type JPEGProcessor struct {
	Processor
}

JPEGProcessor is the processor for JPEG images

func (*JPEGProcessor) Compress

func (p *JPEGProcessor) Compress(input image.Image, quality int) (image.Image, error)

Compress the images

func (*JPEGProcessor) Resize

func (p *JPEGProcessor) Resize(input image.Image, width int, height int) (image.Image, error)

Resize the images

func (*JPEGProcessor) WaterMark

func (p *JPEGProcessor) WaterMark(input image.Image, texture image.Image, x int, y int) (image.Image, error)

WaterMark the images

type PNGProcessor

type PNGProcessor struct {
	Processor
}

PNGProcessor is the processor for PNG images

func (*PNGProcessor) Compress

func (p *PNGProcessor) Compress(input image.Image, quality int) (image.Image, error)

Compress the images

func (*PNGProcessor) Resize

func (p *PNGProcessor) Resize(input image.Image, width int, height int) (image.Image, error)

Resize the images

func (*PNGProcessor) WaterMark

func (p *PNGProcessor) WaterMark(input image.Image, texture image.Image, x int, y int) (image.Image, error)

WaterMark the images

type Processor

type Processor struct {
	Engine
	Format string
}

Processor is the abstract struct of processor