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

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