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16 lines
403 B
Ruby
16 lines
403 B
Ruby
require 'open3'
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class Rasterizer
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BINARY_PATH = (Rails.root + "a2png" + "a2png.sh").to_s
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def generate_image(asciicast_url, out_path, time, scale, theme)
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o, e, t = Open3.capture3("#{BINARY_PATH} -s #{scale} -t #{theme} '#{asciicast_url}' '#{out_path}' #{time}")
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if t.exitstatus != 0
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raise RuntimeError, "Couldn't generate image from #{asciicast_url}:\n#{o}\n#{e}"
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end
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end
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end
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