JavaScript で音声認識を試してみよう

Kyoto.js 21 の発表資料です。

Transcript

1. +BWB4DSJQU
   ͰԻ੠ೝࣝΛࢼͯ͠ΈΑ͏ ,ZPUPKT
   
   
   4"8
2. $(whoami) ࢯ໊
   Ճ౻फҰ࿠
   ࡀ
   ϋϯυϧωʔϜ
   4"8
   ؔ੢ͷ
   *5
   ΤϯδχΞ
   ίϛϡχςΟͷ೐΍͔͠୲౰
   ࣗশ
   େࡕࡏॅɾѪ஌ग़਎
   9
   چ
   5XJUUFS 
   !B[VLJ@FBUFS
   ಘҙ෼໺
   8FC
   ΞϓϦέʔγϣϯ։ൃ
   7VF
   -BSBWFM 2
3. +BWB4DSJQU
   ͰԻ੠ೝࣝ 4QFFDI
   3FDPHOJUJPO
   "1*
   Λར༻
   ॳճར༻࣌͸ϒϥ΢β͕ϚΠΫͷڐՄΛ֬ೝ
   ݪଇ
   )5514
   ͰͷΈར༻Մೳ
   ྫ֎ͱͯ͠
   localhost
   ͷ৔߹͸
   )551
   Ͱ΋ར༻Մೳ 3
4. Ի੠ೝࣝͷجຊతͳྲྀΕ  SpeechRecognition
   ͷΠϯελϯεΛ࡞੒
    start()
   ͰԻ੠ೝࣝΛ։࢝
    onresult()
   ͷϋϯυϥͰೖྗ݁ՌΛऔಘ 4
5. SpeechRecognition
   ͷΠϯελϯεΛ࡞੒ window
   ΦϒδΣΫτ͔Β
   SpeechRecognition
   ϓϩύςΟΛऔಘ
   4BGBSJ
   ΍
   (PPHMF
   $ISPNF
   Ͱ͸
   webkitSpeechRecognition
   Ͱऔಘ 5 // SpeechRecognition プロパティを取得 const speechRecognition = // SpeechRecognition か webkitSpeechRecogntion を取得 window.SpeechRecognition || window.webkitSpeechRecognition; const recognition = new speechRecognition();
6. Ի੠ೝࣝͷ։࢝ͱೝࣝ݁Ռͷऔಘ SpeechRecognition
   ͷ
   start()
   ͰԻ੠ೝࣝ։࢝
   ॳճ࣮ߦ࣌͸ϚΠΫͷ࢖༻ͷڐՄΛٻΊΒΕΔ
   SpeechRecognition
   ͷ
   onresult()
   Ͱೝࣝ݁ՌΛऔಘͯ͠ॲཧΛ࣮ߦ
   onresult()
   ͷҾ਺ʹॲཧΛ࣮ߦ͢ΔϋϯυϥΛࢦఆ
   ϋϯυϥͷୈҾ਺͔ΒԻ੠ೝࣝͷ݁ՌΛऔಘ
   SpeechRecognitionEvent
   ͷ
   results[0][0].transcript
   ʹೝࣝ݁ՌΛ֨ೲ 6
7. Ի੠ೝࣝͷίʔυྫ 7 // 音声認識の開始 recognition.start(); // 音声認識の結果を取得 recognition.onresult((event) => { const { transcript } = event.results[0][0]; console.log(transcript); });
8. ೝࣝͤ͞Δݴޠͷࢦఆ SpeechRecognition
   ͷ
   lang
   ϓϩύςΟͰݴޠΛࢦఆՄೳ
   ࢦఆ͠ͳ͍৔߹͸
   )5.-
   ͷ
   lang
   ଐੑ͔ϒϥ΢βͷݴޠΛઃఆ 8 recognition.lang = 'ja-JP';
9. ࣮ࡍͷར༻ྫ ӳ୯ޠֶशΞϓϦ
   ։ൃத
   ը૾Λݟͯॠ࣌ʹӳ୯ޠΛൃԻ
   ө૾ͱ୯ޠΛඥ෇ֶ͚ͯश
   Ի੠ೖྗʹ
   4QFFDI
   3FDPHOJUJPO
   "1*
   Λར༻
   ӳޠҎ֎΁ͷରԠ΋Մೳ 9
10. 4QFFDI
    3FDPHOJUJPO
    "1*
    ͷܽ఺ Ұ෦ϒϥ΢βͰར༻Ͱ͖ͳ͍
    'JSFGPY
    &EHF
    ͳͲ
    5ZQF4DSJQU
    Ͱܕఆ͕ٛαϙʔτ͞Ε͍ͯͳ͍
    ಠࣗͰఆٛ͢Δ͔
    window as any
    Ͱରॲ 1 0
11. ·ͱΊ +BWB4DSJQU
    ͔ΒԻ੠ೝࣝΛར༻͢Δํ๏Λ঺հ
    4QFFDI
    3FDPHOJUJPO
    "1*
    Λར༻
    4QFFDI
    3FDPHOJUJPO
    "1*
    ͷ࢖͍ํͷྲྀΕΛ঺հ
    start()
    ͰԻ੠ೝࣝΛ։࢝
    onresult()
    Ͱೝࣝͨ݁͠ՌΛऔಘͯ͠ॲཧΛ࣮ߦ
    4QFFDI
    3FDPHOJUJPO
    "1*
    ͷܽ఺Λ঺հ
    Ұ෦ϒϥ΢βͰར༻ෆՄ
    5ZQF4DSJQU
    Ͱܕఆ͕ٛαϙʔτ͞Ε͍ͯͳ͍ 1 1
12. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠