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Contents
#! /usr/local/bin/ruby -w
require 'RMagick'
# Demonstrate the Image#level method
before = Magick::Image.read('images/Flower_Hat.jpg').first
# Allow the white-point argument to default.
# Brighten up the mid-tones a bit.
after = before.level(0,1.50)
after.write('level.jpg')
exit
Version data entries
14 entries across 14 versions & 1 rubygems