Upgrade to Pro — share decks privately, control downloads, hide ads and more …
Sign up for free

AVAudioSessionの全体像を掴む.pdf

Avatar for entaku entaku
November 03, 2024
200
0

 AVAudioSessionの全体像を掴む.pdf

Avatar for entaku

entaku

November 03, 2024

More Decks by entaku

See All by entaku
Swiftでもいろんな文字_の読み上げをしたい__.pdf
Avatar for entaku entaku
0
140
Core_Audio徹底解剖.pdf
Avatar for entaku entaku
4
450
わたしと今年のSwift.pdf
Avatar for entaku entaku
1
210
個人開発をTCAで運用していくということ.pdf
Avatar for entaku entaku
0
83
パッケージ管理でモバイル開発を安全に進める.pdf
Avatar for entaku entaku
0
1.3k
個人開発をTCAで運用していくということ.pdf
Avatar for entaku entaku
0
1.5k
技術コミュニティで技術書典出してみた.pdf
Avatar for entaku entaku
0
130
TCAでiOS開発を_学ぶ3つの利点.pdf
Avatar for entaku entaku
4
280
What_s_new_in_voice_processing他What_s_new_in_Audio.pdf
Avatar for entaku entaku
1
330

Featured

See All Featured
Pawsitive SEO: Lessons from My Dog (and Many Mistakes) on Thriving as a Consultant in the Age of AI
Avatar for David Carrasco davidcarrasco
0
250
Navigating the moral maze — ethical principles for Al-driven product design
Avatar for Skipper Chong Warson skipperchong
2
550
コードの90%をAIが書く世界で何が待っているのか / What awaits us in a world where 90% of the code is written by AI
Avatar for r-kagaya rkaga
63
46k
Leveraging LLMs for student feedback in introductory data science courses - posit::conf(2025)
Avatar for Mine Cetinkaya-Rundel minecr
1
400
Bash Introduction
Avatar for André Augusto Costa Santos 62gerente
615
220k
Fashionably flexible responsive web design (full day workshop)
Avatar for Andy Clarke malarkey
409
67k
Chasing Engaging Ingredients in Design
Avatar for Sebastian Deterding codingconduct
0
320
職位にかかわらず全員がリーダーシップを発揮するチーム作り / Building a team where everyone can demonstrate leadership regardless of position
Avatar for MADOX madoxten
69
65k
Exploring anti-patterns in Rails
Avatar for Elle Meredith aemeredith
4
510
Design of three-dimensional binary manipulators for pick-and-place task avoiding obstacles (IECON2024)
Avatar for konakalab konakalab
0
600
Neural Spatial Audio Processing for Sound Field Analysis and Control
Avatar for NII S. Koyama's Lab skoyamalab
0
510
Tips & Tricks on How to Get Your First Job In Tech
Avatar for Honza Javorek honzajavorek
1
760

Transcript

  1. AVAudioSessionͷશମ૾Λ௫Ή

  2. ࣗݾ঺հ • Name: entaku • Work: Voicy • X: https://x.com/entaku_0818

    • Hobby: ԻָϑΣε/ݸਓ։ൃ • Other: SwiftѪ޷ձӡӦ (https://love-swift.connpass.com/)

  3. ԻָϑΣε

  4. γϯϓϧ࿥Ի ݸਓ։ൃ ⭐ධՁ95݅ʂʂʂ

  5. SwiftѪ޷ձӡӦ ೥຤ʹΧϨʔ৯΂ΔΠϕϯτ΍Δ͔ΒདྷͯͶ… https://love-swift.connpass.com/

  6. AVAudioSessionͷશମ૾Λ௫Ή

  7. https://fortee.jp/iosdc-japan-2024/proposal/8c6f01d9-8fd3-4d5e-afef-f29d561f3c39

  8. https://speakerdeck.com/entaku/core-audioche-di-jie-pou?slide=18

  9. AVAudioSession https://developer.apple.com/documentation/avfaudio/avaudiosession

  10. AVAudioSession 1. ໾ׂɿ • ΞϓϦͱOS/ϋʔυ΢ΣΞؒͷڮ౉͠ • ΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻͑Δ 2. ಛ௃ɿ •

    ۩ମతͳಈ࡞΍ϋʔυ΢ΣΞͱͷৄࡉͳ΍ΓऔΓΛࢦఆ͢Δඞཁ͕ͳ͍ • ͦΕΒͷৄࡉͳ؅ཧ͸ΦʔσΟΦηογϣϯʹҕ೚͞ΕΔ 3. ϝϦοτɿ • OS͕ϢʔβʔͷΦʔσΟΦମݧΛ࠷దʹ؅ཧͰ͖Δ • ։ൃऀ͸௿Ϩϕϧͷ࣮૷ৄࡉΛؾʹ͢Δඞཁ͕ͳ͍ •ΦʔσΟΦηογϣϯ͸ɺΞϓϦͱΦϖϨʔ ςΟϯάγεςϜͱͷؒͷ஥հ໾ͱͯ͠ػೳ͠ ·͢ɻ •ΦʔσΟΦηογϣϯΛ࢖༻͢Δ͜ͱͰɺΦʔ σΟΦϋʔυ΢ΣΞͱͷ۩ମతͳಈ࡞΍ඞཁͳ ૬ޓ࡞༻Λৄࡉʹࣔ͢͜ͱͳ͘ɺΞϓϦͷΦʔ σΟΦͷҰൠతͳੑ࣭ΛΦϖϨʔςΟϯάγε ςϜʹ఻͑Δ͜ͱ͕Ͱ͖·͢ɻ

  11. AVAudioSession AVAudioSessionͷॳظ஋ͬͯ஌ͬͯ·͢ʁ

  12. AVAudioSession try audioSession.setActive(true) ॳظ஋ͬͯ஌ͬͯ·͢ʁ

  13. AVAudioSessionͷॳظ஋ try audioSession.setCategory(.soloAmbient, mode: .default, options: []) try audioSession.setActive(true)

  14. AVAudioSessionͷઃఆ try audioSession.setCategory(.soloAmbient, mode: .default, options: []) try audioSession.setActive(true) Category

    Mode Options

  15. AVAudioSession Category 1. ambient • ଞΞϓϦͷԻ੠ͱࠞ߹࠶ੜ • BGMɺޮՌԻ޲͚ • αΠϨϯτϞʔυͰ͸࠶ੜఀࢭ

    • ϢʔεέʔεɿิॿతͳޮՌԻ͕ඞཁͳ࣌ 2. soloAmbient • ଞΞϓϦͷԻ੠Λதஅ • σϑΥϧτΧςΰϦ • αΠϨϯτϞʔυͰ͸࠶ੜఀࢭ • Ϣʔεέʔεɿ୯ಠͷԻ੠࠶ੜ 3. playback • όοΫάϥ΢ϯυ࠶ੜରԠ • αΠϨϯτϞʔυͰ΋࠶ੜܧଓ • ଞΞϓϦͷԻ੠Λதஅ • ϢʔεέʔεɿԻָϓϨʔϠʔɺಈըϓϨʔϠʔ 4. record • ࿥ԻʹಛԽ • ଞΞϓϦͷԻ੠Λதஅ • ೖྗʹ࠷దԽ • ϢʔεέʔεɿϘΠεϝϞɺ࿥ԻΞϓϦ 5. playAndRecord • ಉ࣌ʹ࿥Իͱ࠶ੜ͕Մೳ • ૒ํ޲௨৴ʹରԠ • ϏσΦνϟοτɺVoIP޲͚ • Ϣʔεέʔεɿ௨࿩ΞϓϦɺϏσΦձٞ 6. multiRoute • ෳ਺ͷೖग़ྗϧʔτΛಉ࣌࢖༻ • ϓϩ޲͚ΦʔσΟΦػೳ • ߴ౓ͳ੍ޚ͕Մೳ • ϢʔεέʔεɿDJ ΞϓϦɺԻ੍ָ࡞ΞϓϦ

  16. AVAudioSession Category 1. ambient • ଞΞϓϦͷԻ੠ͱࠞ߹࠶ੜ • BGMɺޮՌԻ޲͚ • αΠϨϯτϞʔυͰ͸࠶ੜఀࢭ

    • ϢʔεέʔεɿิॿతͳޮՌԻ͕ඞཁͳ࣌ 2. soloAmbient • ଞΞϓϦͷԻ੠Λதஅ • σϑΥϧτΧςΰϦ • αΠϨϯτϞʔυͰ͸࠶ੜఀࢭ • Ϣʔεέʔεɿ୯ಠͷԻ੠࠶ੜ 3. playback • όοΫάϥ΢ϯυ࠶ੜରԠ • αΠϨϯτϞʔυͰ΋࠶ੜܧଓ • ଞΞϓϦͷԻ੠Λதஅ • ϢʔεέʔεɿԻָϓϨʔϠʔɺಈըϓϨʔ Ϡʔ 4. record • ࿥ԻʹಛԽ • ଞΞϓϦͷԻ੠Λதஅ • ೖྗʹ࠷దԽ • ϢʔεέʔεɿϘΠεϝϞɺ࿥ԻΞϓϦ 5. playAndRecord • ಉ࣌ʹ࿥Իͱ࠶ੜ͕Մೳ • ૒ํ޲௨৴ʹରԠ • ϏσΦνϟοτɺVoIP޲͚ • Ϣʔεέʔεɿ௨࿩ΞϓϦɺϏσΦձٞ 6. multiRoute • ෳ਺ͷೖग़ྗϧʔτΛಉ࣌࢖༻ • ϓϩ޲͚ΦʔσΟΦػೳ • ߴ౓ͳ੍ޚ͕Մೳ • ϢʔεέʔεɿDJ ΞϓϦɺԻ੍ָ࡞ΞϓϦ

  17. AVAudioSession Category 1. ambient • ଞΞϓϦͷԻ੠ͱࠞ߹࠶ੜ • BGMɺޮՌԻ޲͚ • αΠϨϯτϞʔυͰ͸࠶ੜఀࢭ

    • ϢʔεέʔεɿิॿతͳޮՌԻ͕ඞཁͳ࣌ 2. soloAmbient • ଞΞϓϦͷԻ੠Λதஅ • σϑΥϧτΧςΰϦ • αΠϨϯτϞʔυͰ͸࠶ੜఀࢭ • Ϣʔεέʔεɿ୯ಠͷԻ੠࠶ੜ 3. playback • όοΫάϥ΢ϯυ࠶ੜରԠ • αΠϨϯτϞʔυͰ΋࠶ੜܧଓ • ଞΞϓϦͷԻ੠Λதஅ • ϢʔεέʔεɿԻָϓϨʔϠʔɺಈըϓϨʔ Ϡʔ 4. record • ࿥ԻʹಛԽ • ଞΞϓϦͷԻ੠Λதஅ • ೖྗʹ࠷దԽ • ϢʔεέʔεɿϘΠεϝϞɺ࿥ԻΞϓϦ 5. playAndRecord • ಉ࣌ʹ࿥Իͱ࠶ੜ͕Մೳ • ૒ํ޲௨৴ʹରԠ • ϏσΦνϟοτɺVoIP޲͚ • Ϣʔεέʔεɿ௨࿩ΞϓϦɺϏσΦձٞ 6. multiRoute • ෳ਺ͷೖग़ྗϧʔτΛಉ࣌࢖༻ • ϓϩ޲͚ΦʔσΟΦػೳ • ߴ౓ͳ੍ޚ͕Մೳ • ϢʔεέʔεɿDJ ΞϓϦɺԻ੍ָ࡞ΞϓϦ 1. ໾ׂɿ • ΞϓϦͱOS/ϋʔυ΢ΣΞؒͷڮ౉͠ • ΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻͑Δ 2. ಛ௃ɿ • ۩ମతͳಈ࡞΍ϋʔυ΢ΣΞͱͷৄࡉͳ΍ΓऔΓΛࢦఆ͢Δඞཁ͕ͳ͍ • ͦΕΒͷৄࡉͳ؅ཧ͸ΦʔσΟΦηογϣϯʹҕ೚͞ΕΔ 3. ϝϦοτɿ • OS͕ϢʔβʔͷΦʔσΟΦମݧΛ࠷దʹ؅ཧͰ͖Δ • ։ൃऀ͸௿Ϩϕϧͷ࣮૷ৄࡉΛؾʹ͢Δඞཁ͕ͳ͍ ͲΜͳΞϓϦʹ͢Δ͔ʁ ར༻༻్ͰΧςΰϦΛબͿ

  18. AVAudioSession Mode 1. default • جຊతͳԻ੠࠶ੜ༻ • ಛผͳ࠷దԽͳ͠ • ҰൠతͳΞϓϦͷඪ४ઃఆ

    2. moviePlayback • ಈը࠶ੜʹ࠷దԽʢ48kHzʣ • όοϑΝαΠζΛେ͖͘ઃఆ • ಈըϓϨʔϠʔΞϓϦ޲͚ 3. videoRecording • ߴԻ࣭࿥Իʢ96kHzʣ • ࠷খݶͷϨΠςϯγʔ • ΧϝϥΞϓϦͷ࿥ըػೳ޲͚ 4.voiceChat/videoChat • ΤίʔΩϟϯηϧػೳ • ௿ϨΠςϯγʔઃఆ • ௨࿩ΞϓϦɺϏσΦձٞ޲͚ 5.gameChat • ήʔϜޮՌԻͱͷཱ྆ • ௿ϨΠςϯγʔ • ϚϧνϓϨΠϠʔήʔϜ޲͚ 6.measurement • ৴߸ॲཧΛ࠷খݶʹ • ਖ਼֬ͳԻ੠ଌఆ༻ • Ի੠෼ੳΞϓϦ޲͚ 7.spokenAudio • Ի੠໌ྎ౓ॏࢹ • ϙουΩϟετɺΦʔσΟΦϒοΫ޲͚ • Ի੠ίϯςϯπ࠶ੜ༻

  19. AVAudioSession Mode 1. default • جຊతͳԻ੠࠶ੜ༻ • ಛผͳ࠷దԽͳ͠ • ҰൠతͳΞϓϦͷඪ४ઃఆ

    2. moviePlayback • ಈը࠶ੜʹ࠷దԽʢ48kHzʣ • όοϑΝαΠζΛେ͖͘ઃఆ • ಈըϓϨʔϠʔΞϓϦ޲͚ 3. videoRecording • ߴԻ࣭࿥Իʢ96kHzʣ • ࠷খݶͷϨΠςϯγʔ • ΧϝϥΞϓϦͷ࿥ըػೳ޲͚ 4.voiceChat/videoChat • ΤίʔΩϟϯηϧػೳ • ௿ϨΠςϯγʔઃఆ • ௨࿩ΞϓϦɺϏσΦձٞ޲͚ 5.gameChat • ήʔϜޮՌԻͱͷཱ྆ • ௿ϨΠςϯγʔ • ϚϧνϓϨΠϠʔήʔϜ޲͚ 6.measurement • ৴߸ॲཧΛ࠷খݶʹ • ਖ਼֬ͳԻ੠ଌఆ༻ • Ի੠෼ੳΞϓϦ޲͚ 7.spokenAudio • Ի੠໌ྎ౓ॏࢹ • ϙουΩϟετɺΦʔσΟΦϒοΫ޲͚ • Ի੠ίϯςϯπ࠶ੜ༻

  20. AVAudioSession Mode 1. default • جຊతͳԻ੠࠶ੜ༻ • ಛผͳ࠷దԽͳ͠ • ҰൠతͳΞϓϦͷඪ४ઃఆ

    2. moviePlayback • ಈը࠶ੜʹ࠷దԽʢ48kHzʣ • όοϑΝαΠζΛେ͖͘ઃఆ • ಈըϓϨʔϠʔΞϓϦ޲͚ 3. videoRecording • ߴԻ࣭࿥Իʢ96kHzʣ • ࠷খݶͷϨΠςϯγʔ • ΧϝϥΞϓϦͷ࿥ըػೳ޲͚ 4.voiceChat/videoChat • ΤίʔΩϟϯηϧػೳ • ௿ϨΠςϯγʔઃఆ • ௨࿩ΞϓϦɺϏσΦձٞ޲͚ 5.gameChat • ήʔϜޮՌԻͱͷཱ྆ • ௿ϨΠςϯγʔ • ϚϧνϓϨΠϠʔήʔϜ޲͚ 6.measurement • ৴߸ॲཧΛ࠷খݶʹ • ਖ਼֬ͳԻ੠ଌఆ༻ • Ի੠෼ੳΞϓϦ޲͚ 7.spokenAudio • Ի੠໌ྎ౓ॏࢹ • ϙουΩϟετɺΦʔσΟΦϒοΫ޲͚ • Ի੠ίϯςϯπ࠶ੜ༻ 1. ໾ׂɿ • ΞϓϦͱOS/ϋʔυ΢ΣΞؒͷڮ౉͠ • ΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻͑Δ 2. ಛ௃ɿ • ۩ମతͳಈ࡞΍ϋʔυ΢ΣΞͱͷৄࡉͳ΍ΓऔΓΛࢦఆ͢Δඞཁ͕ͳ͍ • ͦΕΒͷৄࡉͳ؅ཧ͸ΦʔσΟΦηογϣϯʹҕ೚͞ΕΔ 3. ϝϦοτɿ • OS͕ϢʔβʔͷΦʔσΟΦମݧΛ࠷దʹ؅ཧͰ͖Δ • ։ൃऀ͸௿Ϩϕϧͷ࣮૷ৄࡉΛؾʹ͢Δඞཁ͕ͳ͍ ͲΜͳΞϓϦʹ͢Δ͔ʁ ར༻༻్ͰϞʔυΛબͿ

  21. AVAudio Option 1. mixWithOthers • ଞΞϓϦͱͷԻ੠ϛΩγϯάΛڐՄ • BGM࠶ੜதʹޮՌԻΛ௥Ճ͢Δ৔߹ͳͲʹ࢖༻ • ambient,

    playback, playAndRecordΧςΰϦͰ࢖༻Մ ೳ 2. duckOthers • ࣗΞϓϦͷԻ੠࠶ੜ࣌ʹଞΞϓϦͷԻྔΛࣗಈతʹԼ ͛Δ • φϏήʔγϣϯΞϓϦͷҊ಺Ի੠ͳͲͰ࢖༻ • playback, playAndRecordΧςΰϦͰ࢖༻Մೳ 3. interruptSpokenAudioAndMixWithOthers • Ի੠ίϯςϯπʢϙουΩϟετͳͲʣΛதஅΛ͢Δ • .mixWithOthersͷ֦ுΦϓγϣϯ • φϏήʔγϣϯΞϓϦͳͲͰ࢖༻ 4. allowBluetooth • BluetoothϔουηοτʢHFP/HSPʣͱͷ઀ଓΛڐՄ • ௨࿩΍ϘΠενϟοτ༻ • playAndRecordΧςΰϦͰओʹ࢖༻ 5. allowBluetoothA2DP • BluetoothεςϨΦΦʔσΟΦʢA2DPʣͷ࢖༻ΛڐՄ • ߴ඼࣭ͳԻָ࠶ੜ༻ • playback, playAndRecordΧςΰϦͰ࢖༻Մೳ 6. allowAirPlay • AirPlayσόΠε΁ͷग़ྗΛڐՄ • ϫΠϠϨε࠶ੜ༻ • playback, playAndRecordΧςΰϦͰ࢖༻Մೳ 7. defaultToSpeaker • ಺ଂεϐʔΧʔΛ༏ઌతʹ࢖༻ • ϏσΦ௨࿩΍ϘΠενϟοτͰ࢖༻ • playAndRecordΧςΰϦͰओʹ࢖༻

  22. AVAudio Option 1. mixWithOthers • ଞΞϓϦͱͷԻ੠ϛΩγϯάΛڐՄ • BGM࠶ੜதʹޮՌԻΛ௥Ճ͢Δ৔߹ͳͲʹ࢖༻ • ambient,

    playback, playAndRecordΧςΰϦͰ࢖༻Մ ೳ 2. duckOthers • ࣗΞϓϦͷԻ੠࠶ੜ࣌ʹଞΞϓϦͷԻྔΛࣗಈతʹԼ ͛Δ • φϏήʔγϣϯΞϓϦͷҊ಺Ի੠ͳͲͰ࢖༻ • playback, playAndRecordΧςΰϦͰ࢖༻Մೳ 3. interruptSpokenAudioAndMixWithOthers • Ի੠ίϯςϯπʢϙουΩϟετͳͲʣΛதஅΛ͢Δ • .mixWithOthersͷ֦ுΦϓγϣϯ • φϏήʔγϣϯΞϓϦͳͲͰ࢖༻ 4. allowBluetooth • BluetoothϔουηοτʢHFP/HSPʣͱͷ઀ଓΛڐՄ • ௨࿩΍ϘΠενϟοτ༻ • playAndRecordΧςΰϦͰओʹ࢖༻ 5. allowBluetoothA2DP • BluetoothεςϨΦΦʔσΟΦʢA2DPʣͷ࢖༻ΛڐՄ • ߴ඼࣭ͳԻָ࠶ੜ༻ • playback, playAndRecordΧςΰϦͰ࢖༻Մೳ 6. allowAirPlay • AirPlayσόΠε΁ͷग़ྗΛڐՄ • ϫΠϠϨε࠶ੜ༻ • playback, playAndRecordΧςΰϦͰ࢖༻Մೳ 7. defaultToSpeaker • ಺ଂεϐʔΧʔΛ༏ઌతʹ࢖༻ • ϏσΦ௨࿩΍ϘΠενϟοτͰ࢖༻ • playAndRecordΧςΰϦͰओʹ࢖༻ 1. ໾ׂɿ • ΞϓϦͱOS/ϋʔυ΢ΣΞؒͷڮ౉͠ • ΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻͑Δ 2. ಛ௃ɿ • ۩ମతͳಈ࡞΍ϋʔυ΢ΣΞͱͷৄࡉͳ΍ΓऔΓΛࢦఆ͢Δඞཁ͕ͳ͍ • ͦΕΒͷৄࡉͳ؅ཧ͸ΦʔσΟΦηογϣϯʹҕ೚͞ΕΔ 3. ϝϦοτɿ • OS͕ϢʔβʔͷΦʔσΟΦମݧΛ࠷దʹ؅ཧͰ͖Δ • ։ൃऀ͸௿Ϩϕϧͷ࣮૷ৄࡉΛؾʹ͢Δඞཁ͕ͳ͍ ΧςΰϦʹΑͬͯͲͷΑ͏ͳΦϓ γϣϯ͕࢖͑Δ͔Θ͔Δ

  23. AVAudioSessionͷઃఆ try audioSession.setCategory(.soloAmbient, mode: .default, options: []) try audioSession.setActive(true) Category

    Mode Options

  24. AVAudioSessionͷઃఆ try audioSession.setCategory(.soloAmbient, mode: .default, options: []) try audioSession.setActive(true) Category

    Mode Options 1. ໾ׂɿ • ΞϓϦͱOS/ϋʔυ΢ΣΞؒͷڮ౉͠ • ΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻͑Δ 2. ಛ௃ɿ • ۩ମతͳಈ࡞΍ϋʔυ΢ΣΞͱͷৄࡉͳ΍ΓऔΓΛࢦఆ͢Δඞཁ͕ͳ͍ • ͦΕΒͷৄࡉͳ؅ཧ͸ΦʔσΟΦηογϣϯʹҕ೚͞ΕΔ 3. ϝϦοτɿ • OS͕ϢʔβʔͷΦʔσΟΦମݧΛ࠷దʹ؅ཧͰ͖Δ • ։ൃऀ͸௿Ϩϕϧͷ࣮૷ৄࡉΛؾʹ͢Δඞཁ͕ͳ͍ ͲΜͳΞϓϦʹ͢Δ͔ʁ ར༻༻్͕෼͔Ε͹ɺ AVAudioSessionͷઃఆ͕Θ͔Δ

  25. Ͱ͸Έͳ͞Μ͜Ε͸Ͳ͏ͳΔͰ͠ΐ͏ʁ try audioSession.setCategory(.playback, mode: .videoRecording) try audioSession.setActive(true)

  26. A.ઃఆͰ͖·͢ try audioSession.setCategory(.playback, mode: .videoRecording) try audioSession.setActive(true)

  27. Ͱ͸Έͳ͞Μ͜Ε͸Ͳ͏ͳΔͰ͠ΐ͏ʁ try audioSession.setCategory(.playback, mode: .videoRecording) try audioSession.setActive(true) 1. ໾ׂɿ •

    ΞϓϦͱOS/ϋʔυ΢ΣΞؒͷڮ౉͠ • ΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻͑Δ 2. ಛ௃ɿ • ۩ମతͳಈ࡞΍ϋʔυ΢ΣΞͱͷৄࡉͳ΍ΓऔΓΛࢦఆ͢Δඞཁ͕ͳ͍ • ͦΕΒͷৄࡉͳ؅ཧ͸ΦʔσΟΦηογϣϯʹҕ೚͞ΕΔ 3. ϝϦοτɿ • OS͕ϢʔβʔͷΦʔσΟΦମݧΛ࠷దʹ؅ཧͰ͖Δ • ։ൃऀ͸௿Ϩϕϧͷ࣮૷ৄࡉΛؾʹ͢Δඞཁ͕ͳ͍ ͋Γ͑ͳ͍૊Έ߹ΘͤΛઃఆͰ͖ͪΌ͍·͢ɻ ΞϓϦར༻࣌ʹෆ౎߹͕͋Δ͜ͱ͕͋Γ·͢ɻ

  28. ࣗ෼ͷΞϓϦͰͲΜͳ༻్Ͱ࢖͍͍͔ͨ ֬ೝͯ͠ద੾ͳઃఆΛ࢖͏ͱ҆શͰ͢Ͷ αϯϓϧΞϓϦ

  29. https://developer.apple.com/documentation/avfaudio/avaudiosession/4485079-preferredmicrophoneinjectionmode?changes=latest_major ͓·͚

  30. ·ͱΊ •AudioSessionͰΞϓϦͷΦʔσΟΦͷҰൠతͳੑ࣭ΛOSʹ఻ ͑Δ͜ͱͰɺ։ൃऀ͸ΦʔσΟΦϋʔυ΢ΣΞͱͷ۩ମΛઃఆ ͢ΔΛ͜ͱͳ͘Ի੠Λར༻Ͱ͖Δ •ࣗ෼ͷΞϓϦ͕ͲΜͳ༻్ͰԻ੠Λར༻͢Δͷ͔ཧղͯ͠ઃ ఆ͠·͠ΐ͏ •AudioSessionͷઃఆ͸͋Γ͑ͳ͍ύλʔϯͰ΋ઃఆͰ͖ͯ͠ ·͏ͷͰɺࣗ෼ͷΞϓϦͰ࢖͏ύλʔϯΛ༻ҙ͓ͯ͘͠ͱ҆શ ʹ࢖͑·͢