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Title: ウェブオーディオ API の使用 - Web API | MDN

Open Graph Title: ウェブオーディオ API の使用 - Web API | MDN

Description: ウェブオーディオ API の入門を見てみましょう。ここではいくつかの概念を短く確認してから、簡単な boombox の例で、音声トラックの読み込み、再生と一時停止、音量やステレオ位置の変更の方法を学びましょう。

Open Graph Description: ウェブオーディオ API の入門を見てみましょう。ここではいくつかの概念を短く確認してから、簡単な boombox の例で、音声トラックの読み込み、再生と一時停止、音量やステレオ位置の変更の方法を学びましょう。

Opengraph URL: https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API

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Domain: developer.mozilla.org

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メインコンテンツへスキップhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#content
検索へスキップhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#search
MDN https://developer.mozilla.org/ja/
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Attributeshttps://developer.mozilla.org/ja/docs/Web/HTML/Reference/Attributes
See all…https://developer.mozilla.org/ja/docs/Web/HTML/Reference
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See all…https://developer.mozilla.org/ja/docs/Web/HTML/Guides
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See all…https://developer.mozilla.org/ja/docs/Web/CSS/Reference
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Working with objectshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Guide/Working_with_objects
Using classeshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Guide/Using_classes
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See all…https://developer.mozilla.org/ja/docs/Web/API
Using the Web animation APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Animations_API/Using_the_Web_Animations_API
Using the Fetch APIhttps://developer.mozilla.org/ja/docs/Web/API/Fetch_API/Using_Fetch
Working with the History APIhttps://developer.mozilla.org/ja/docs/Web/API/History_API/Working_with_the_History_API
Using the Web speech APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Speech_API/Using_the_Web_Speech_API
Using web workershttps://developer.mozilla.org/ja/docs/Web/API/Web_Workers_API/Using_web_workers
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開発者向けのウェブ技術https://developer.mozilla.org/ja/docs/Web
Web APIhttps://developer.mozilla.org/ja/docs/Web/API
ウェブオーディオ APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API
ウェブオーディオ API の使用https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
https://github.com/orgs/mdn/discussions/739
https://developer.mozilla.org/de/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
https://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
https://developer.mozilla.org/fr/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
https://developer.mozilla.org/ko/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
https://developer.mozilla.org/zh-CN/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
コミュニティーについてもっと知り、仲間になるにはこちらから。https://developer.mozilla.org/ja/docs/MDN/Community/Contributing/Translated_content#アクティブなロケール
https://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
ウェブオーディオ APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/audio
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/canvas
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/img
コード例https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#コード例
音声グラフhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声グラフ
音声コンテキストhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声コンテキスト
音声の読み込みhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声の読み込み
音声の制御https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声の制御
音の加工https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音の加工
アプリにステレオ位置を追加https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#アプリにステレオ位置を追加
まとめhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#まとめ
他の例https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#他の例
コード例https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#コード例
こちらから最終的なデモをチェックアウトするhttps://mdn.github.io/webaudio-examples/audio-basics/
ソースコードを GitHub でhttps://github.com/mdn/webaudio-examples/tree/main/audio-basics
音声グラフhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声グラフ
音声コンテキストhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声コンテキスト
BaseAudioContexthttps://developer.mozilla.org/ja/docs/Web/API/BaseAudioContext
OfflineAudioContexthttps://developer.mozilla.org/ja/docs/Web/API/OfflineAudioContext
音声の読み込みhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声の読み込み
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/audio
オリジン間リソース共有 (CORS)https://developer.mozilla.org/ja/docs/Web/HTTP/Guides/CORS
AudioContext.createMediaElementSourcehttps://developer.mozilla.org/ja/docs/Web/API/AudioContext/createMediaElementSource
HTMLMediaElementhttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement
音声の制御https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音声の制御
メディアとウェブオーディオ API の自動再生ガイドhttps://developer.mozilla.org/ja/docs/Web/Media/Guides/Autoplay
BaseAudioContext.destinationhttps://developer.mozilla.org/ja/docs/Web/API/BaseAudioContext/destination
音の加工https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#音の加工
GainNodehttps://developer.mozilla.org/ja/docs/Web/API/GainNode
range 入力https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/input/range
AudioParamhttps://developer.mozilla.org/ja/docs/Web/API/AudioParam
アプリにステレオ位置を追加https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#アプリにステレオ位置を追加
StereoPannerNodehttps://developer.mozilla.org/ja/docs/Web/API/StereoPannerNode
PannerNodehttps://developer.mozilla.org/ja/docs/Web/API/PannerNode
こちらから Codepen 上で最終的なデモを確認してhttps://mdn.github.io/webaudio-examples/audio-basics/
まとめhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#まとめ
他の例https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API#他の例
Voice-change-O-matichttps://github.com/mdn/voice-change-o-matic
Voice-change-O-matic をライブで実行https://mdn.github.io/webaudio-examples/voice-change-o-matic/
Violent Thereminhttps://mdn.github.io/webaudio-examples/violent-theremin/
Violent Theremin のソースコードを見るhttps://github.com/mdn/webaudio-examples/tree/main/violent-theremin
webaudio-examples リポジトリーhttps://github.com/mdn/webaudio-examples
協力方法を知るhttps://developer.mozilla.org/ja/docs/MDN/Community/Getting_started
MDN の貢献者https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API/contributors.txt
GitHub でこのページを表示https://github.com/mdn/translated-content/blob/main/files/ja/web/api/web_audio_api/using_web_audio_api/index.md?plain=1
このコンテンツに関する問題を報告https://github.com/mdn/translated-content/issues/new?template=page-report-ja.yml&mdn-url=https%3A%2F%2Fdeveloper.mozilla.org%2Fja%2Fdocs%2FWeb%2FAPI%2FWeb_Audio_API%2FUsing_Web_Audio_API&metadata=%3C%21--+Do+not+make+changes+below+this+line+--%3E%0A%3Cdetails%3E%0A%3Csummary%3EPage+report+details%3C%2Fsummary%3E%0A%0A*+Folder%3A+%60ja%2Fweb%2Fapi%2Fweb_audio_api%2Fusing_web_audio_api%60%0A*+MDN+URL%3A+https%3A%2F%2Fdeveloper.mozilla.org%2Fja%2Fdocs%2FWeb%2FAPI%2FWeb_Audio_API%2FUsing_Web_Audio_API%0A*+GitHub+URL%3A+https%3A%2F%2Fgithub.com%2Fmdn%2Ftranslated-content%2Fblob%2Fmain%2Ffiles%2Fja%2Fweb%2Fapi%2Fweb_audio_api%2Fusing_web_audio_api%2Findex.md%0A*+Last+commit%3A+https%3A%2F%2Fgithub.com%2Fmdn%2Ftranslated-content%2Fcommit%2F61343010b7e37a87b8b011230325a853e9794c44%0A*+Document+last+modified%3A+2026-06-23T22%3A31%3A05.000Z%0A%0A%3C%2Fdetails%3E
ウェブオーディオ APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API
ウェブオーディオ API の使用https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Using_Web_Audio_API
ウェブオーディオ API に関わる基本概念https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Basic_concepts_behind_Web_Audio_API
Web Audio API best practiceshttps://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Best_practices
高度なテクニック: オーディオの生成とシーケンスhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Advanced_techniques
Background audio processing using AudioWorklethttps://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Using_AudioWorklet
Controlling multiple parameters with ConstantSourceNodehttps://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Controlling_multiple_parameters_with_ConstantSourceNode
Example and tutorial: Simple synth keyboardhttps://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Simple_synth
Using IIR filtershttps://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API/Using_IIR_filters
Visualizations with Web Audio APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Visualizations_with_Web_Audio_API
ウェブオーディオの空間化の基本https://developer.mozilla.org/ja/docs/Web/API/Web_Audio_API/Web_audio_spatialization_basics
AnalyserNodehttps://developer.mozilla.org/ja/docs/Web/API/AnalyserNode
AudioBufferhttps://developer.mozilla.org/ja/docs/Web/API/AudioBuffer
AudioBufferSourceNodehttps://developer.mozilla.org/ja/docs/Web/API/AudioBufferSourceNode
AudioContexthttps://developer.mozilla.org/ja/docs/Web/API/AudioContext
AudioDestinationNodehttps://developer.mozilla.org/ja/docs/Web/API/AudioDestinationNode
AudioListenerhttps://developer.mozilla.org/ja/docs/Web/API/AudioListener
AudioNodehttps://developer.mozilla.org/ja/docs/Web/API/AudioNode
AudioParamhttps://developer.mozilla.org/ja/docs/Web/API/AudioParam
AudioProcessingEventhttps://developer.mozilla.org/ja/docs/Web/API/AudioProcessingEvent
AudioScheduledSourceNodehttps://developer.mozilla.org/ja/docs/Web/API/AudioScheduledSourceNode
AudioSinkInfohttps://developer.mozilla.org/ja/docs/Web/API/AudioSinkInfo
AudioWorklethttps://developer.mozilla.org/ja/docs/Web/API/AudioWorklet
AudioWorkletGlobalScopehttps://developer.mozilla.org/ja/docs/Web/API/AudioWorkletGlobalScope
AudioWorkletNodehttps://developer.mozilla.org/ja/docs/Web/API/AudioWorkletNode
AudioWorkletProcessorhttps://developer.mozilla.org/ja/docs/Web/API/AudioWorkletProcessor
BaseAudioContexthttps://developer.mozilla.org/ja/docs/Web/API/BaseAudioContext
BiquadFilterNodehttps://developer.mozilla.org/en-US/docs/Web/API/BiquadFilterNode
ChannelMergerNodehttps://developer.mozilla.org/ja/docs/Web/API/ChannelMergerNode
ChannelSplitterNodehttps://developer.mozilla.org/ja/docs/Web/API/ChannelSplitterNode
ConstantSourceNodehttps://developer.mozilla.org/ja/docs/Web/API/ConstantSourceNode
ConvolverNodehttps://developer.mozilla.org/ja/docs/Web/API/ConvolverNode
DelayNodehttps://developer.mozilla.org/ja/docs/Web/API/DelayNode
DynamicsCompressorNodehttps://developer.mozilla.org/en-US/docs/Web/API/DynamicsCompressorNode
GainNodehttps://developer.mozilla.org/ja/docs/Web/API/GainNode
IIRFilterNodehttps://developer.mozilla.org/ja/docs/Web/API/IIRFilterNode
MediaElementAudioSourceNodehttps://developer.mozilla.org/ja/docs/Web/API/MediaElementAudioSourceNode
MediaStreamAudioDestinationNodehttps://developer.mozilla.org/ja/docs/Web/API/MediaStreamAudioDestinationNode
MediaStreamAudioSourceNodehttps://developer.mozilla.org/ja/docs/Web/API/MediaStreamAudioSourceNode
OfflineAudioCompletionEventhttps://developer.mozilla.org/ja/docs/Web/API/OfflineAudioCompletionEvent
OfflineAudioContexthttps://developer.mozilla.org/ja/docs/Web/API/OfflineAudioContext
OscillatorNodehttps://developer.mozilla.org/ja/docs/Web/API/OscillatorNode
PannerNodehttps://developer.mozilla.org/ja/docs/Web/API/PannerNode
PeriodicWavehttps://developer.mozilla.org/ja/docs/Web/API/PeriodicWave
WaveShaperNodehttps://developer.mozilla.org/en-US/docs/Web/API/WaveShaperNode
StereoPannerNodehttps://developer.mozilla.org/ja/docs/Web/API/StereoPannerNode
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