phash

README

phash

A simple Go Library to calculate a phash string for a JPEG image.

Documentation

Overview

Package phash computes a phash string for a JPEG image and retrieves the hamming distance between two phash strings.

Index

• func GetDistance(hash1, hash2 string) int
• func GetHash(reader io.Reader) (string, error)
• func GetHashByIMG(image image.Image) string

Functions

func GetDistance

func GetDistance(hash1, hash2 string) int

GetDistance returns the hamming distance between two phashes

func GetHash

func GetHash(reader io.Reader) (string, error)

GetHash returns a phash string for a JPEG image

func GetHashByIMG

func GetHashByIMG(image image.Image) string

GetHashByIMG returns a phash string for a JPEG image