documentation index ◦ reference manual ◦ function index
| 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.
init: image city sepia = im.Sepia("city.jpg")