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How We Gain "Mobile First" Using WebP with Imag...

Avatar for Issei Naruta Issei Naruta
February 18, 2015
Technology
13k
10

How We Gain "Mobile First" Using WebP with ImageMagick

2015/2/18 画像変換Night http://connpass.com/event/11516/

Avatar for Issei Naruta

Issei Naruta

February 18, 2015

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Transcript

  1. *NBHF.BHJDL 8FC1Ͱ
 ϞόΠϧϑΝʔετͪ͠Ό͏ !NJSBLVJ *TTFJ/BSVUB  *OGSBTUSVDUVSF%JW$PPLQBE *OD ը૾ม׵/JHIU

  2. ࠓ೔֮͑ͯؼͬͯ ΄͍͜͠ͱ

  3. ΢Σοϐʔ

  4. IUUQKBXJLJQFEJBPSHXJLJ8FC1

  5. IUUQUFDIMJGFDPPLQBEDPNFOUSZ

  6. J04"OESPJEΞϓϦͰ͸
 ྉཧࣸਅΛ8FC1Ͱදࣔ

  7. ͳͥ8FC1͔ʁ

  8. +1&(ʹൺ΂ͯϑΝΠϧαΠζ ͕খ͘͞ɺը࣭΋ྼԽ͠ʹ͍͘

  9. None

  10. 8FC1ͷܽ఺

  11. ܽ఺ w ରԠ؀ڥ͕গͳ͍ w ʮӈΫϦοΫͰը૾ΛอଘʯͰ+1&(͕ཉ͍͠ਓʑ w GBDFCPPLͷ8FC1ෆධࣄ݅ w ωΠςΟϒΞϓϦͳΒ໰୊ͳ͍ͷͰ͸ w

    ᠘"OESPJEҎ߱Ͱඪ४ରԠͱࢥ͍͖΍ͦ͏Ͱ΋ͳ͍
 ˠҎ߱ͷΈ༗ޮʹ͍ͯ͠Δ

  12. ʮ࣌୅͸΢ΣοϐʔͰϞόΠϧϑΝʔετ͔ͩΒɻ
 5PGV͸*NBHF.BHJDLͳΜ͔ͩΒ͙͢Ͱ͖ΔͰ͠ΐʯ ʮ༨༟ͬ͢Αʯ

  13. 5PGV w ΫοΫύουʹ͓͚Δը૾ͷಈతม׵γεςϜ w "QBDIFϞδϡʔϧ *NBHF.BHJDL w ৄ͘͠͸ʮDPPLQBEUPGVʯͰݕࡧ w IUUQXXXTMJEFTIBSFOFUNJSBLVJTT

  14. *NBHF.BHJDLͷ
 8FC1ରԠঢ়گΛௐࠪͯ͠ΈΔ

  15. IUUQEIBUFOBOFKQZPZBXFCQ

  16. ͔Β8FC1ରԠʂ ౰࣌5PGV͸

  17. Α͔ͬͨʜָউͳ΍ͭͩʜ MJCXFCQϦϯΫͯ͠ϦϏϧυ͢Δ͚ͩͰ ͍͍ΜͰ͠ΐ

  18. ॱௐʹݟ͑ͨ8FC1ಋೖ ͔͠͠ͻͱ͚ͭͩ໰୊͕͋ͬͨ

  19. *NBHF.BHJDL
 ͷ8FC1पΓ͸ͿͬյΕͯΔ

  20. *NBHF.BHJDLͰͷ8FC1 w 8FC1΁ม׵͢Δࡍʹ2VBMJUZʢը࣭ʣͷࢦఆ͕Ͱ͖ͳ͍ w 8FC1ͷ໨ۄͰ͋Δը࣭ίϯτϩʔϧ͕Ͱ͖ͳ͍ɻແҙຯ w ม׵ޙ͸ৗʹ2VBMJUZʹͳΔʢθϩͱ͸ʜʣ w ϦαΠζɺΫϩοϓपΓͷڍಈ͕όάͬͯΔ w

    $.:,ը૾Λม׵͢Δͱ৭͕͓͔͘͠ͳΔ w ϝϞϦϦʔΫ͕͋Δ

  21. ͭ·ΓյΕͯ·͢

  22. $IBOHF-PHΛ ௥ͬͯΈΔ

  23. 8FC1ରԠ ʢͱओுʣ

  24. ϝϞϦϦʔΫमਖ਼

  25. 2VBMJUZࢦఆʹରԠ ʢػೳ௥ՃΈ͍ͨʹݴΘΕͯ΋ʜʣ

  26. ·ͨϝϞϦϦʔΫͷमਖ਼

  27. 8FC1ΛσϑΥϧτT3(#Ͱ
 ग़ྗ͢ΔΑ͏ʹมߋ

  28. +1&( $.:, 8FC1 DPOWFSU DPOWFSUDPMPSTQBDFT3(#

  29. 8FC1ରԠ͍͚ͨͩͩͬͨ͠ͷʹ
 ͔ͳΓͷόʔδϣϯΞοϓΛ
 ڧ͍ΒΕΔ͜ͱ͕൑໌

  30. ͥΜͥΜָউ͡Όͳ͔ͬͨ

  31. *NBHF.BHJDLͷ
 όʔδϣϯΞοϓා͗͢໰୊

  32. ઈରʹආ͚͍ͨࣄଶ w *NBHF.BHJDLͷόʔδϣϯΞοϓʹΑͬͯ
 ग़ྗը૾ͷ৭ຯ͕มΘͬͯ͠·͏͜ͱ w ݕূ͸͔ͳΓେม

  33. ࡶʹ࣭໰ͯ͠ΈΔ IUUQTUXJUUFSDPNNJSBLVJTUBUVT

  34. IUUQTUXJUUFSDPNZPZBTUBUVT

  35. ਆΑʜ ʢԿͰͦΜͳʹৄ͍͠ͷʜʣ

  36. ͭ·Γ 8FC1ରԠʢসʣ ౰࣌ར༻͍ͯͨ͠όʔδϣϯ 8FC1ͷϝϞϦϦʔΫमਖ਼ 8FC1ͷ2VBMJUZରԠ 8FC1ͷϝϞϦϦʔΫमਖ਼ɺόάpY 8FC1ग़ྗͷ৭ۭ͕ؒσϑΥϧτT3(#ʹ ৭ۭؒͷѻ͍͕मਖ਼ʢ৭ຯ͕มΘΔ͔΋ʣ ͜ͷ΁ΜͰࢭΊΕ͹ൺֱత҆શ

  37. 8FC1ͷͨΊʹ͸ͲͷόʔδϣϯΛ࢖͑͹͍͍͔ w ͢Ͱʹ*NBHF.BHJDLʢҎલʣΛར༻தͷγεςϜ w ·Ͱ্͛Ε͹ʢ8FC1ʹ͓͍ͯ͸ʣඞཁे෼ w Ͱ8FC1ͷ8JOEPXTରԠ΋͞Ε͍ͯΔ w ·ͩ*NBHF.BHJDLΛར༻͍ͯ͠ͳ͍γεςϜ w

    ࠷৽൛Λ࢖͍·͠ΐ͏