mirror of
https://github.com/ruby-opencv/ruby-opencv
synced 2023-03-27 23:22:12 -04:00
22 lines
510 B
Ruby
22 lines
510 B
Ruby
require 'opencv'
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capture = Cv::VideoCapture.new
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w = Cv::Window.new('video')
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classifier = Cv::CascadeClassifier.new
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classifier.load('haarcascade_frontalface_alt.xml')
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color = Cv::Scalar.new(0, 255, 255)
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loop do
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m = capture.read
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rects = classifier.detect_multi_scale(m)
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rects.each do |r|
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pt1 = Cv::Point.new(r.x, r.y)
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pt2 = Cv::Point.new(r.x + r.width, r.y + r.height)
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m.rectangle!(pt1, pt2, color, thickness: 3, line_type: Cv::CV_AA)
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end
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w.show(m)
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break if Cv::wait_key(10) > 0
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end
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