imager (version 0.45.8)

add.colour: Add colour channels to a grayscale image or pixel set

Description

Add colour channels to a grayscale image or pixel set

Usage

add.colour(im, simple = TRUE)
add.color(im, simple = TRUE)

Value

an image of class cimg

Arguments

im

a grayscale image

simple

if TRUE just stack three copies of the grayscale image, if FALSE treat the image as the L channel in an HSL representation. Default TRUE. For pixel sets this option makes no sense and is ignored.

Functions

• add.color(): Alias for add.colour

Author

Simon Barthelme

Examples

cimg.limit.openmp()
grayscale(boats) #No more colour channels
add.colour(grayscale(boats)) #Image has depth = 3 (but contains only grays)