binarize

package

v0.0.0-...-5315466 Latest Latest Go to latest Published: Jul 25, 2022 License: MIT Imports: 12 Imported by: 0

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var CoordPool = sync.Pool{
	New: func() interface{} {
		return []Coordinate{}
	},
}

func Crop(img SubImager) image.Image

func Difference(img1, img2 *image.Gray) int

func Encode(w io.Writer, img image.Image, format string, jpgQuality int) error

func Init()

func Load(name string) (image.Image, error)

func Save(name string, img image.Image, format string, jpgQuality int) error

func Trim(img *image.Gray, index []Coordinate) *image.Gray

type Coordinate struct {
	X, Y int
}

func Binarize(img image.Image) (*image.Gray, []Coordinate)

func Optimize(source image.Image, img *image.Gray, index []Coordinate) (*image.Gray, []Coordinate)

type SubImager interface {
	image.Image
	SubImage(image.Rectangle) image.Image
}