imgutils

Documentation

Index

• func OpenImg(filename string) (image.Image, error)
• func Resize(w, h uint, img image.Image) image.Image
• func Threshold(img *image.Gray, threshold int) *image.Gray
• func ToGray(img image.Image) *image.Gray

Functions

func OpenImg

func OpenImg(filename string) (image.Image, error)

OpenImg reads image a from file and returns Image interface

func Resize

func Resize(w, h uint, img image.Image) image.Image

Resize resizes image using resize library

func Threshold

func Threshold(img *image.Gray, threshold int) *image.Gray

Threshold does automatic image segmentation using Otsu's Method or manual thresholding if threshold >= 0

http://www.labbookpages.co.uk/software/imgProc/otsuThreshold.html

func ToGray

func ToGray(img image.Image) *image.Gray

ToGray converts image to grayscale