imhistR is the easy image processing tool. This package focussed for Luminance, RGB, Lab, and HSB(HSV) with image. It motivated to visualize image color information.

It have two main goals:

• Draw an image histogram quickly in R.

• Calculate their descriptive stastics (Mean, SD, Skewness, Kurtsis) by one command.

Install:

• The latest development version get from github with

  if (!require('devtools')) install.packages('devtools')
  devtools::install_github("mokazuma/imhistR")

• Usage example:

  require("imhistR")
  lrgbhist(input="https://www.r-project.org/Rlogo.png", 
           mode="url", output="Rlogo", endoff=TRUE)

You get an image histogram and their descriptive stastics.

The Japanese version of package vignette is available here.