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Contents
#! /usr/local/bin/ruby -w
require 'RMagick'
# Demonstrate the Image#adaptive_threshold method
img = Magick::Image.read("images/Flower_Hat.jpg").first
begin
result = img.adaptive_threshold
# Substitute the standard "Not Implemented" image
rescue NotImplementedError
result = Magick::Image.read("images/notimplemented.gif").first
result.resize!(img.columns, img.rows)
end
result.write("adaptive_threshold.jpg")
exit
Version data entries
38 entries across 38 versions & 1 rubygems