Sha256: 1289c611e9a09266ffc28e6e1bf9358a9de09d99b808b588fdd7308cfd0e9299
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Size: 1.01 KB
Versions: 39
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Stored size: 1.01 KB
Contents
#! /usr/local/bin/ruby -w
require 'RMagick'
f = Magick::Image.read("images/Flower_Hat.jpg").first
pixels = f.dispatch(0,0,f.columns,f.rows,"RGB")
# Write the pixels to a file, to be loaded in the Zconstitute.rb
# example. Ruby 1.6.8 # loads the Pixels array much faster if we break
# the array into many small pieces and concatenate them together, so this
# program generates such a sequence.
first = true
total = pixels.length
File.open('pixels-array', 'w') { |txt|
txt.puts("Width = #{f.columns}")
txt.puts("Height = #{f.rows}")
txt.puts('Pixels = [')
x = 0
pixels.each do |p|
txt.printf("%3d,", p)
x = x.succ
txt.printf("\n") if x % 25 == 0
if x % 1000 == 0
if first
txt.puts(']')
first = false
else
txt.puts('])')
end
txt.print('Pixels.concat([')
end
end
if first
txt.puts(']')
first = false
else
txt.puts('])')
end
}
exit
Version data entries
39 entries across 39 versions & 1 rubygems