im.Sepia
Function: im.Sepia( | im, tint=(1.0, .94, .76), desat=(0.2126, 0.7152, 0.0722)) |
This image operator sepia-tones an image. desat is as for im.matrix.saturation . tint is decomposed and used as the parameters to im.matrix.tint .
Example
init: image city sepia = im.Sepia("city.jpg")