xROI (version 0.9.20)

getCL: Center line column of an image

Description

This function returns the R,G,B vectors extracted from the center-line of a JPEG file

Usage

getCL(file)

Arguments

file

a character string, path to the JPEF file

Value

a three-column matrix of red, green blue bands of the center line

Examples

# NOT RUN {
f <- system.file(package = 'xROI', 'dukehw.jpg')
cli <- getCL(f)

# }