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rayimage (version 0.26.1)

apply_color_matrix: Apply a 3x3 color transform to an image

Description

Apply a 3x3 color transform to an image

Usage

apply_color_matrix(img, M = diag(3))

Value

Array with transformed RGB; alpha preserved.

Arguments

img

3/4-channel array (RGB/A). 2D (grey) or 2-channel (grey+alpha) pass through.

M

3x3 matrix.