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RubyとOpenCVで始める画像処理 / ruby-opencv-megurorb-23

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Avatar for Tomoki Ishimaru Tomoki Ishimaru
January 29, 2019
Programming
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RubyとOpenCVで始める画像処理 / ruby-opencv-megurorb-23

Avatar for Tomoki Ishimaru

Tomoki Ishimaru

January 29, 2019
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Transcript

  1. RubyͱOpenCVͰ࢝ΊΔը૾ॲཧ 2019/01/29 Meguro.rb#23 Tomoki Ishimaru / @thom_i40

  2. ࣗݾ঺հ • Tomoki Ishimaru • GMO AD Marketing Inc. •

    ϑϩϯτΤϯυ / αʔόʔαΠυ • Իָͱࣸਅ͕޷͖ @thom_i40

  3. ࠓ೔࿩͢͜ͱ • OpenCVͷ֓ཁ • ruby-opencvͷ֓ཁ • ruby-opencvΛ׆༻ͨ͠੒Ռ෺

  4. • Πϯςϧ͕։ൃ • Φʔϓϯιʔεͷը૾/ө૾ॲཧϥΠϒϥϦ • ΫϩεϓϥοτϑΥʔϜࢦ޲Ͱઃܭ • C++, Java, Python,

    MATLABΛαϙʔτ • ༷ʑͳόΠϯσΟϯά͕ଘࡏ OpenCV

  5. ruby-opencv • Ruby༻ͷOpenCVϥούʔ • Ruby 2ܥ / OpenCV 2.4.13Λαϙʔτ •

    RubyDoc.infoͰυΩϡϝϯτΛఏڙ
 https://www.rubydoc.info/gems/ruby-opencv/frames

  6. άϨʔεέʔϧ/ೋ஋Խॲཧ src = CvMat.load('Sailboat.bmp') gray = src.BGR2GRAY bin = gray.threshold(128,

    255, :binary)

  7. Haar෼ྨثʹΑΔإೝࣝ

  8. ࠓճ࡞ͬͨ੒Ռ෺

  9. ָේը૾͔ΒϝϩσΟΛநग़

  10. ָේը૾͔ΒϝϩσΟΛநग़

  11. ָේը૾͔ΒϝϩσΟΛநग़

  12. ࢖ͬͨػೳ

  13. ೋ஋Խॲཧ

  14. ௚ઢݕग़

  15. ςϯϓϨʔτϚονϯά

  16. ϝϩσΟΛநग़

  17. ·ͱΊ • OpenCVͱruby-opencvʹ͍ͭͯ঺հͨ͠ • ruby-opencvͷ༷ʑͳػೳΛ༻͍ͯ
 ָේը૾͔ΒϝϩσΟΛநग़͢ΔγεςϜΛ࡞ͬͨ • RubyͰ΋جຊతͳը૾ೝ͕ࣝͰ͖Δ͜ͱ͕Θ͔ͬͨ

  18. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ @thom_i40