image

Documentation

Index

• func CalculateOverlap(img1, img2 image.Image, row bool, minOverlap, maxOverlap int) int
• func ColorToGray(c color.Color) uint8
• func MergeImages(imgs [][]int, getImage func(int) image.Image, bounds image.Rectangle, ...) image.Image
• func RGBAToGray(c color.RGBA) uint8
• func RGBToGray(c color.RGBA) uint8
• func Transfer(src, dst string, decode Decode, encode Encode) error
• func Union(rect image.Rectangle, p image.Point) image.Rectangle
• type BGR
  • func (r *BGR) At(x, y int) color.Color
  • func (r *BGR) Bounds() image.Rectangle
  • func (r *BGR) ColorModel() color.Model
  • func (p *BGR) PixOffset(x, y int) int
• type Decode
• type Encode

Functions

func CalculateOverlap

func CalculateOverlap(img1, img2 image.Image, row bool, minOverlap, maxOverlap int) int

计算两张图的重合像素,第一张的图的后半部分和第二张的前半部分

func ColorToGray

func ColorToGray(c color.Color) uint8

func MergeImages

func MergeImages(imgs [][]int, getImage func(int) image.Image, bounds image.Rectangle, horizontalOverlaps,
	verticalOverlaps []int) image.Image

func RGBAToGray

func RGBAToGray(c color.RGBA) uint8

func RGBToGray

func RGBToGray(c color.RGBA) uint8

func Transfer

func Transfer(src, dst string, decode Decode, encode Encode) error

func Union

func Union(rect image.Rectangle, p image.Point) image.Rectangle

Types

type BGR

type BGR struct {
	Pix []uint8
	// Stride is the Pix stride (in bytes) between vertically adjacent pixels.
	Stride int // 3 * r.Dx()
	// Rect is the image's bounds.
	Rect image.Rectangle
}

func (*BGR) At

func (r *BGR) At(x, y int) color.Color

func (*BGR) Bounds

func (r *BGR) Bounds() image.Rectangle

func (*BGR) ColorModel

func (r *BGR) ColorModel() color.Model

func (*BGR) PixOffset

func (p *BGR) PixOffset(x, y int) int

type Decode

type Decode func(r io.Reader) (image.Image, error)

type Encode

type Encode func(io.Writer, image.Image) error