detect

package

v0.0.0-...-1948922 Latest Latest Go to latest Published: Nov 17, 2023 License: MIT Imports: 4 Imported by: 0

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Repository

github.com/benoitmasson/qrcode-demo

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Open Source Insights

Documentation ¶

Index ¶

func EnhanceImage(img *gocv.Mat)
func ValidateSquare(points []image.Point, width, height int) bool
type QRCode
- func GetDots(img gocv.Mat) (QRCode, bool)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func EnhanceImage ¶

func EnhanceImage(img *gocv.Mat)

EnhanceImage improves image contrast and sharpness

func ValidateSquare ¶

func ValidateSquare(points []image.Point, width, height int) bool

ValidateSquare returns whether the 4 given points roughly correspond to a square in the image. Points should be given in the following order: - bottom-left, bottom-right, top-right, top-left - or bottom-right, then top-right, top-left, bottom-left (as returned by gocv.NewQRCodeDetector().Detect function) Parameters width and height correspond to the global image size, to check for out-of-image points.

Types ¶

type QRCode ¶

type QRCode [][]bool

QRCode is the representation of the code: 2-dimensional array of dots "true" means black dot, "false" means

func GetDots ¶

func GetDots(img gocv.Mat) (QRCode, bool)

GetDots scans the input image pixels to try to extract QR-code dots. Returns the grid of dots (true is black), and a boolean telling whether extraction was successful.

Source Files ¶

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