Live on iOSDC2023

iOSDC2023
Lightning Talk
Live on iOSDC2023

Transcript

1. Live on iOSDC2023 20230903 iOSDC2023 Rakuten Group, Inc. Hiromu Tsuruta / hcrane(͘Ε͍Μ)
2. Swi f Ͱ Ի੠ϓϩάϥϛϯά͸ ָ͍ͧ͠ʂ
3. ΤϨΩΪλʔʹ͍ͭͯ جૅ஌ࣝ
4. ΤϨΩΪλʔ Ξϯϓ γʔϧυέʔϒϧ ΪλʔͷԻ͕ग़Δ࢓૊Έ ݭͷৼಈΛిؾʹม͑ͯɺΞϯϓͰ૿෯ͤ͞Δͬͧʂʂʂ
5. ΪλʔͷԻΛม͑Δํ๏ ΪλʔͱΞϯϓͷؒʹɺΤϑΣΫλʔΛܨ͍ͰԻΛมԽͤ͞Δͬͧʂʂʂ ΤϨΩΪλʔ Ξϯϓ ΤϑΣΫλʔ
6. ΞφϩάͱσδλϧͷԻ੠৴߸ΛɺΦʔσΟΦɾΠϯλʔϑΣʔεͰม׵͢Δͬͧʂʂʂ ΤϨΩΪλʔ Mac ΦʔσΟΦ ΠϯλʔϑΣʔε ΪλʔͷԻΛ PC Ͱѻ͏
7. Xcode (Mac Catalyst) ֎෦͔Βೖྗͨ͠ԻΛग़ྗ͢Δ࠷খݶͷίʔυ ΪλʔͷԻΛ Swift Ͱѻ͏ ※ ΪλʔʹݶΒͣ֎෦ೖྗ͞ΕΔԻΛશͯѻ͑Δ AVAudioEngine ͕ೖྗԻΛऔ͖ͬͯͯ͘ΕΔͷͰɺࣽΔͳΓম͘ͳΓ޷͖ʹͬͧ͢ʂʂʂ
8. AVAudioEngine·ΘΓ
9. iOS 2.0~ CoreAudio ͷ౥ࡌ iOS 3.0~ AVAudioSession ͷ௥Ճ iOS 5.0~ Audio Unit ͷΤϑΣΫτΛ௥Ճ iOS 7.0~ Inter-App Audio ͷ௥Ճ iOS 8.0~ AVAudioEngine AVAudioUnit ͷ௥Ճ iOS 9.0~ AUAudioUnit ͷ௥Ճ 
 Audio Unit Extensions ͷొ৔ AVAudioEngine ͕ొ৔͢Δ·ͰɺϦΞϧλΠϜʹԻ੠Λૢ࡞͢Δͷ͸͔ͳΓෑډ͕ߴ͔ͬͨ… ΦʔσΟΦपΓͷ API Ξοϓσʔτ
10. AVAudioUnit Ͱཉ͍͠ΤϑΣΫτΛ࡞Γɺattach ͯ͠ connect ͢Δ͚ͩʂ AVAudioEngine ͰԻΛ࿪·ͤΔίʔυྫ
11. iOSDC 2018 AVAudioUnitE ff ect࣮ԋ by takopom iOSDC 2020 ࠓ೔͔Β෼͔ΔAVAudioEngineͷશͯ by s_urabe 👇👇 ৄ͍͠࿩͸աڈͷ iOSDC ͔Β 👇👇 Quite: https://speakerdeck.com/takopom/iosdc-2018-lt Quite: https://speakerdeck.com/yaminoma/jin-ri-karafen-karu-avaudioenginefalsequan-te
12. ʢ౰વͳΜ͚ͩͲʣ AVAudioEngine ͸ ΪλʔͷԻʹಛԽͯ͠ͳ͍
13. AudioKit
14. Ի੠ॲཧ͕Ͱ͖Δ Swi f ϑϨʔϜϫʔΫ
15. Try! Swift 2019 Swiftʹ͓͚ΔԻͷ੒ܗ by Adam Bell 👇👇 try! Swift Ͱ΋औΓ্͛ΒΕ͍ͯͨ 👇👇 Quite: https://github.com/b3ll/try-swift-2019/blob/master/Presentation.pdf
16. Version 1.0~ ϦϦʔε(Csound ͷϥούʔ) Version 5.0~ AudioEngine ΫϥεΛίΞͱͨ͠େ෯ͳΞοϓσʔτ ݩʑ͸ Csound ϕʔεͩͬͨ΋ͷ͕ɺAVAudioEngine ʹมΘΓɺ͔ͳΓѻ͍΍͍ͬͧ͢ʂʂʂ AudioKit ͷྺ࢙ Version 3.0~ ίΞͷίʔυ͕ AVAudioEngine ʹͳΔ Version 2.0~ ϥΠϒίʔσΟϯάػೳͷ௥Ճ Version 4.0~ ػೳͷ֦ॆͱςετͷ௥Ճ Version 5.2~ ϥΠϒϥϦͷ Feature Խ Version 6.0~ Coming soon ※ Csound΋Ұ෦Ͱ࢖༻͍ͯ͠Δɻ·ͨ CoreAudio, C++ Ͱ͍͔ͭ͘ͷػೳ͸ิ͍ͬͯΔ
17. Version 1.0~
18. Csound ͷίʔυྫ ΦʔσΟΦϓϩάϥϛϯάͷͨΊͷυϝΠϯݻ༗ݴޠ
19. Objective-C Ͱѻ͏ίʔυྫ ֎෦͔Β͸ӅṭԽͯ͠ɺ಺෦Ͱ Csound(.csd) Λੜ੒ͯ͠ѻ͏ͬͧʂ
20. Version 3.0~
21. AVAudioEngine Λϥοϓ͍ͯͯ͠ɺ͞Βʹ؆ܿʹॻ͚Δͬͧʂʂʂ AudioEngine ͰԻΛ࿪·ͤΔίʔυྫ
22. Version 5.2~
23. AudioKit (v5.2~) AudioKitEX AudioKitUI DevoloopAudioKit DunneAudioKit SoundpipeAudioKit SporthAudioKit STKAudioKit Controls Flow Keyboard Microtonality PianoRoll Tonic Waveform Core Feature Support
24. DevoloopAudioKit
25. Ϊλʔ޲͚ʹఏڙ͞Εͨ ϑϨʔϜϫʔΫ
26. ίϯϓϨοαʔͱΞϯϓγϛϡϨʔλͷ͕̎ͭ༻ҙ͞Ε͍ͯΔͬͧʂ Quite: https://www.audiokit.io/DevoloopAudioKit/documentation/devoloopaudiokit DevoloopAudioKit ͷத਎
27. ԻΛൺֱͯ͠ΈΑ͏ʂ
28. GitHub - EffectPlayer Quite: https://github.com/crane-hiromu/E ff ectPlayer
29. ͦ΋ͦ΋Ի͕มΘΔͬͯ Ͳ͏͍͏࢓૊Έͳͷʁ
30. Իͬͯʁ
31. Quite: https://www.chegg.com/learn/topic/characteristics-of-sound-waves Ի͕఻ΘΔͷ͸ɺ෺ମͷৼಈʹΑͬͯൃੜ͢Δ೾ͩͬͧʂ Իͷ೾
32. Quite: https://www.chegg.com/learn/topic/characteristics-of-sound-waves ೾͸Ի৭͝ͱʹܗ΋ҧͬͯ͘Δ ೾ͷྫ
33. Ի͸਺ࣜͰදͤΔʂ ※ ৚݅෇͖
34. Quite: https://www.chegg.com/learn/topic/characteristics-of-sound-waves ϑʔϦΤڃ਺ ʢपظؔ਺Ͱ͋Ε͹ʣͲΜͳؔ਺Ͱ΋ࡾ֯ؔ਺ͷ࿨ͰۙࣅͰ͖Δ or ۠෼తʹ׈Β͔ ͔ͭ ࿈ଓ ͔ͭ ઈରՄੵ෼
35. Quite: https://www.youtube.com/watch?v=ds0cmAV-Yek ؔ਺ͷ࿨Λදͨ͠ྫ
36. Quite: https://www.nli-research.co.jp/report/detail/id=69307 ϑʔϦΤม׵ ೔ৗͷԻ͸पظతͳԻͱ͸ݶΒͳ͍ɻ 
 ແݶʹ௕͍पظΛ࣋ͭ΋ͷͱͯ͠ɺϑʔϦΤม׵Λͯ͠ѻ͑Δ Α͏ʹ͢Δɻ Quite: https://takun-physics.net/7994/
37. ೾ʹԿ͔ͨ͠Βͷ਺ࣜΛ࢖͑͹ԻΛม͑ΒΕΔͬͧʂ Իͷ೾Λ਺ࣜͰม͑Δ
38. σΟετʔγϣϯ(࿪ΈԻ) Λ࠶ݱͯ͠ΈΔ
39. Quite: https://kensukeinage.com/e ff ector_distortion_and_overdrive/ ԻΛաେ૿෯ͤ͞ΔͱɺΫϦοϐϯάݱ৅͕ى͖೾ܗͷҰ෦͕੾ΓऔΒΕɺ࿪ΜͩԻʹͳΔͬͧʂ σΟετʔγϣϯʢ࿪ΈԻʣͷ࢓૊Έ
40. Quite: https://ja.wikipedia.org/wiki/γάϞΠυؔ਺ γάϞΠυؔ਺ Distortionʢ࿪ΈʣͷΑ͏ͳԻΛ࡞Δ৔߹͸ɺγάϞΠυؔ਺Λ࢖͏ͬͧʂ
41. γάϞΠυؔ਺Λ Swift Ͱ࣮૷͢Δ Swift Ͱ͸ tanh ؔ਺͕༻ҙ͞Ε͍ͯͯ؆୯ͩͬͧʂ
42. γάϞΠυؔ਺Λ Swift Ͱ࣮૷͢Δ + α ֎෦͔Β஋Λௐ੔Ͱ͖ΔΑ͏ʹม਺Λ͍͔ͭ͘༻ҙ͢Δͬͧʂ
43. ΪλʔͷԻΛऔಘ͢Δ όοϑΝΛऔಘͯ͠ԻΛՃ޻͍ͯͬͧ͘͠ʂ
44. γάϞΠυؔ਺ͰԻΛՃ޻͢Δ ϑϨʔϜ͝ͱͷαϯϓϧ஋ΛɺγάϞΠυؔ਺ͰมԽͤ͞Δͬͧʂ
45. ॲཧ͕஗Ԇ͢ΔͷͰ C++ Ͱ࣮૷͠ͳ͓͢
46. γάϞΠυؔ਺Λ C++ Ͱ࣮૷͢Δ ԻΛՃ޻͢ΔͨΊͷ DistortionProcessor ΫϥεΛ༻ҙ࣮ͯ͠૷͍ͯͬͧ͘͠ʂ Swift C++
47. ԻͷՃ޻͢Δ෦෼Λ C++ Ͱ࣮૷͢Δ ಈ࡞Λૣ͘͢ΔͨΊʹνϟϯωϧͷ਺͚ͩฒྻॲཧ͍ͯ͠Δͬͧʂ ※ ಈ࡞͢ΔίʔυΛఏ͍ࣔͯ͠·͕͢ɺ៉ྷͳίʔυ͔Ͳ͏͔ͷอূ͸Ͱ͖·ͤΜ
48. Objective-C++ ͰϒϦοδίʔυΛ࣮૷͢Δ C++ ͸ Swift ͔Β௚઀ݺͼग़ͤͳ͍ͷͰɺObjective-C++ ͰϒϦοδ͢Δͬͧʂ
49. ΪλʔͷԻΛऔಘ͢Δ Objective-C++ ͔ΒϝιουΛݺͿ͚ͩʂ
50. ઌ΄ͲͷϦϙδτϦʹαϯϓϧೖͬͯ·͢ʂ Quite: https://github.com/crane-hiromu/E ff ectPlayer
51. C++ Ͱ Ի੠ϓϩάϥϛϯά͸ ָ͍ͧ͠ʂ Swi f