hsv_to_lab {schemr}

Convert HSV to Lab

Description

Convert HSV to Lab

Usage

hsv_to_lab(hsv, transformation = "sRGB", linear_func = NULL)

Arguments

hsv

A dataframe or matrix with H, S and V colour channels located in the columns 1 to 3, respectively. H in degrees in [0, 360], S and L in [0, 1]

transformation

An option in c("sRGB", "Adobe") for a built-in transformation or, alternatively, a custom 3x3 transformation matrix.

linear_func

A function to convert RGB colour space into linear RGB space. Used only if a custom transformation matrix is provided. Transformation skips if no function is provided under a user-defined transformation matrix. See: https://en.wikipedia.org/wiki/SRGB.

Value

A tibble of L, a and b colour space values.