edges

package module

v0.0.0-...-b0de6fc Latest Latest Go to latest Published: May 13, 2016 License: MIT Imports: 4 Imported by: 0

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A Go implementation of the Shen-Castan infinite symmetric exponential filter (ISEF) edge detector.

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const (
	WindowSize      = 7
	Ratio           = 0.80
	SmoothingFactor = 0.94
	ThinningFactor  = 0
)

* the four dials / knobs you can play with * to control the results from this algorithm

This section is empty.

This section is empty.

type Detector struct {
	// contains filtered or unexported fields
}

func NewEdgeDetector(img image.Image) *Detector

func (d *Detector) DoHysteresis(b bool)

func (d *Detector) SetBackgroundColor(c color.Color)

func (d *Detector) SetForegroundColor(c color.Color)

func (d *Detector) SetRatio(r float32)

func (d *Detector) SetSmoothingFactor(factor float32)

func (d *Detector) SetThinningFactor(factor int)

func (d *Detector) SetWindowSize(size int)

func (d *Detector) ShenCastan() *image.Gray