medianRgb: Calculate the median RGB colour of an image.

In CulturalAnalytics: Functions for statistical analysis and plotting of image properties

Description

Calculate the median values for the RGB values of the image. The colour returned is not necessarily a colour in the image, it just contains the median values.

Usage

medianRgb(rgbs)

Arguments

rgbs	colorspace library RGB values

Value

A colorspace library RGB object representing the median RGB colour of the image. This may not match a colour actually in the image.

Examples

library(CulturalAnalytics)
library(jpeg)
imgdir<-paste(system.file(package = "CulturalAnalytics"), "images", sep = "/")
imgs<-paste(imgdir, dir(path = imgdir, pattern = ".jpg"), sep = "/")
img<-readJPEG(imgs[1])
rgbs<-imageToRgb(img)
rgbMed<-medianRgb(rgbs)

CulturalAnalytics documentation built on May 2, 2019, 5:24 p.m.