mirror of
https://github.com/ruby-opencv/ruby-opencv
synced 2023-03-27 23:22:12 -04:00
23 lines
588 B
Ruby
Executable file
23 lines
588 B
Ruby
Executable file
#!/usr/bin/env ruby
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# houghcircle.rb
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require "rubygems"
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gem "opencv"
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require "opencv"
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include OpenCV
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original_window = GUI::Window.new "original"
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hough_window = GUI::Window.new "hough circles"
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image = IplImage::load "stuff.jpg"
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gray = image.BGR2GRAY
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result = image.clone
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original_window.show image
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detect = gray.hough_circles_gradient(2.0, 10, 200, 50)
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puts detect.size
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detect.each{|circle|
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puts "#{circle.center.x},#{circle.center.y} - #{circle.radius}"
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result.circle! circle.center, circle.radius, :color => CvColor::Red, :thickness => 3
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}
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hough_window.show result
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GUI::wait_key
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