{"id":9359,"date":"2025-03-18T18:33:41","date_gmt":"2025-03-18T17:33:41","guid":{"rendered":"https:\/\/webhosting.de\/implementierung-web-audio-api-audioverarbeitung\/"},"modified":"2025-03-18T18:33:41","modified_gmt":"2025-03-18T17:33:41","slug":"%e3%82%aa%e3%83%bc%e3%83%87%e3%82%a3%e3%82%aa%e5%87%a6%e7%90%86","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/implementierung-web-audio-api-audioverarbeitung\/","title":{"rendered":"\u9ad8\u5ea6\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u306e\u305f\u3081\u306eWeb Audio API\u306e\u5b9f\u88c5"},"content":{"rendered":"<p><h2>Web Audio API\u306e\u57fa\u672c<\/h2><\/p>\n<p>Web Audio API\u306f\u3001\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u51e6\u7406\u30fb\u5408\u6210\u3059\u308b\u305f\u3081\u306e\u5305\u62ec\u7684\u3067\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u8907\u96d1\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u64cd\u4f5c\u3092\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u3053\u306eAPI\u306f\u3001\u30a6\u30a7\u30d6\u4e0a\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u6271\u3046\u65b9\u6cd5\u306b\u9769\u547d\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002Flash \u306a\u3069\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u304c\u591a\u304b\u3063\u305f\u4ee5\u524d\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3068\u6bd4\u8f03\u3057\u3066\u3001Web Audio API \u306f\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30b2\u30fc\u30e0\u304b\u3089\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u307e\u3067\u3001\u69d8\u3005\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30cd\u30a4\u30c6\u30a3\u30d6\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306eAPI\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u3068\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u63a2\u6c42\u3057\u3001\u91cd\u8981\u306a\u30b3\u30f3\u30bb\u30d7\u30c8\u3092\u8aac\u660e\u3057\u3001\u3053\u306e\u6280\u8853\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p><h2>Web Audio API\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2><\/p>\n<p>Web Audio API\u306f\u3001\u958b\u767a\u8005\u304c\u30aa\u30fc\u30c7\u30a3\u30aa\u64cd\u4f5c\u30d7\u30ed\u30bb\u30b9\u306e\u3042\u3089\u3086\u308b\u5074\u9762\u3092\u6b63\u78ba\u306b\u5236\u5fa1\u3057\u3066\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30aa\u30fc\u30c7\u30a3\u30aa\u30bd\u30fc\u30b9\u306e\u64cd\u4f5c\u3001\u30a8\u30d5\u30a7\u30af\u30c8\u306e\u9069\u7528\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u3001\u30d1\u30f3\u30cb\u30f3\u30b0\u306e\u3088\u3046\u306a\u7a7a\u9593\u30a8\u30d5\u30a7\u30af\u30c8\u306e\u5b9f\u88c5\u306a\u3069\u306e\u6a5f\u80fd\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002AudioContext\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u306b\u57fa\u3065\u3044\u3066\u304a\u308a\u3001\u3059\u3079\u3066\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u64cd\u4f5c\u3092\u307e\u3068\u3081\u305f\u30b3\u30f3\u30c6\u30ca\u3067\u3059\u3002\u8a73\u3057\u304f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 <a href=\"\/ja\/audio-entwicklung\/\" title=\"\u30aa\u30fc\u30c7\u30a3\u30aa\u958b\u767a\">\u30a6\u30a7\u30d6\u958b\u767a\u3068\u30aa\u30fc\u30c7\u30a3\u30aa<\/a> \u3092\u8a2a\u554f\u3057\u305f\u3002<\/p>\n<p><h2>AudioContext\u3068\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9<\/h2><\/p>\n<p>Web Audio API\u306e\u4e2d\u5fc3\u7684\u306a\u8981\u7d20\u306e\u3072\u3068\u3064\u306bAudioContext\u304c\u3042\u308b\u3002\u3053\u308c\u306f\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u306e\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\u30d6\u30ed\u30c3\u30af\u3067\u3042\u308b\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u306e\u4f5c\u6210\u3068\u7ba1\u7406\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u69cb\u9020\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u9023\u7d50\u3057\u3066\u8907\u96d1\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u30ce\u30fc\u30c9\u30bf\u30a4\u30d7\u304c\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li>AudioBufferSourceNode\uff1a\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d0\u30c3\u30d5\u30a1\u304b\u3089\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u518d\u751f\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>GainNode\uff1a\u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u306e\u97f3\u91cf\u3092\u8abf\u6574\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>BiquadFilterNode\uff1a\u5468\u6ce2\u6570\u30b9\u30da\u30af\u30c8\u30eb\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u5e45\u5e83\u3044\u30d5\u30a3\u30eb\u30bf\u30fc\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30ce\u30fc\u30c9\u306f\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u30c1\u30a7\u30fc\u30f3\u30d7\u30ed\u30bb\u30b9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u67d4\u8edf\u306b\u30ea\u30f3\u30af\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306f <a href=\"\/ja\/javascript-audio\/\" title=\"JavaScript\u30aa\u30fc\u30c7\u30a3\u30aa\">JavaScript\u30aa\u30fc\u30c7\u30a3\u30aa\u30ac\u30a4\u30c9<\/a> \u307e\u305f\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5916\u90e8\u30b5\u30a4\u30c8 <a href=\"https:\/\/developer.mozilla.org\/de\/docs\/Web\/API\/Web_Audio_API\" target=\"_blank\" title=\"MDN \u30a6\u30a7\u30d6\u30aa\u30fc\u30c7\u30a3\u30aaAPI\" rel=\"noopener\">MDN \u30a6\u30a7\u30d6\u30c9\u30c3\u30af\u30b9<\/a>.<\/p>\n<p><h2>\u30a6\u30a7\u30d6\u30aa\u30fc\u30c7\u30a3\u30aaAPI\u306e\u4ed5\u7d44\u307f<\/h2><\/p>\n<p>\u3053\u306eAPI\u306f\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u304c\u63a5\u7d9a\u3055\u308c\u3066\u30aa\u30fc\u30c7\u30a3\u30aa\u30b0\u30e9\u30d5\u3068\u547c\u3070\u308c\u308b\u3082\u306e\u3092\u5f62\u6210\u3059\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\u69cb\u9020\u3067\u52d5\u4f5c\u3059\u308b\u3002\u3053\u306e\u30b0\u30e9\u30d5\u306f\u3001\u30bd\u30fc\u30b9\u304b\u3089\u69d8\u3005\u306a\u30a8\u30d5\u30a7\u30af\u30c8\u3092\u7d4c\u7531\u3057\u3066\u3001\u30c7\u30b9\u30c6\u30a3\u30cd\u30fc\u30b7\u30e7\u30f3\uff08\u4f8b\u3048\u3070\u30e9\u30a6\u30c9\u30b9\u30d4\u30fc\u30ab\u30fc\uff09\u306b\u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u3092\u8ee2\u9001\u3057\u307e\u3059\u3002\u5178\u578b\u7684\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306f\u4ee5\u4e0b\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u69cb\u6210\u3055\u308c\u308b\uff1a<\/p>\n<ul>\n<li>AudioContext\u3092\u4f5c\u6210\u3059\u308b\u3002<\/li>\n<li>\u30bd\u30fc\u30b9\u3068\u306a\u308bAudioBufferSourceNode\u306a\u3069\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3002<\/li>\n<li>GainNode\u3084\u30d5\u30a3\u30eb\u30bf\u3092\u4f7f\u3063\u305f\u30a8\u30d5\u30a7\u30af\u30c8\u306e\u9069\u7528\u3002<\/li>\n<li>\u30ce\u30fc\u30c9\u540c\u58eb\u3092\u30ea\u30f3\u30af\u3055\u305b\u3001\u6700\u5f8c\u306b\u30aa\u30fc\u30c7\u30a3\u30aa\u51fa\u529b\u3092\u30ea\u30f3\u30af\u3055\u305b\u308b\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u30b7\u30f3\u30d7\u30eb\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30b9\u30c8\u30ea\u30fc\u30e0\u304b\u3089\u8907\u96d1\u306a\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30fc\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u307e\u3067\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u624b\u9806\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/webaudio.github.io\/\" target=\"_blank\" title=\"Web Audio API \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\" rel=\"noopener\">\u516c\u5f0f\u6587\u66f8<\/a> \u306b\u983c\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n<p><h2>\u9ad8\u5ea6\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u6280\u8853<\/h2><\/p>\n<p>\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u306b\u52a0\u3048\u3001Web Audio API\u306f\u3001\u958b\u767a\u8005\u304c\u3088\u308a\u6d17\u7df4\u3055\u308c\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u73fe\u3067\u304d\u308b\u3088\u3046\u3001\u3055\u307e\u3056\u307e\u306a\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30aa\u30fc\u30c7\u30a3\u30aa\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff1a\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30fc\u30bf\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u51e6\u7406\u3092\u53ef\u80fd\u306b\u3057\u3001\u97f3\u697d\u306e\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30b2\u30fc\u30e0\u306a\u3069\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<li>\u30e9\u30a4\u30d6\u30aa\u30fc\u30c7\u30a3\u30aa\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\uff1a\u30de\u30a4\u30af\u306a\u3069\u306e\u30e9\u30a4\u30d6\u30aa\u30fc\u30c7\u30a3\u30aa\u30bd\u30fc\u30b9\u3092\u6271\u3046\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\u3002\u3053\u3053\u3067\u306f\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u306e\u6700\u5c0f\u5316\u304c\u6c7a\u5b9a\u7684\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/li>\n<li>AnalyserNode\u306e\u7528\u9014\uff1a\u3053\u306e\u30bf\u30a4\u30d7\u306e\u30ce\u30fc\u30c9\u306f\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30fc\u30bf\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u8996\u899a\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u58ee\u5927\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>ScriptProcessorNode: \u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u52d5\u4f5c\u3092\u500b\u5225\u306b\u5236\u5fa1\u3059\u308b\u305f\u3081\u306e\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u3088\u3046\u306a\u9ad8\u5ea6\u306a\u6280\u8853\u3092\u4f7f\u3048\u3070\u3001\u4f8b\u3048\u3070\u30d0\u30fc\u30c1\u30e3\u30eb\u30ea\u30a2\u30ea\u30c6\u30a3\u3084\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u97f3\u697d\u30a2\u30d7\u30ea\u306e\u5206\u91ce\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u6280\u8853\u306e\u7d71\u5408\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30aa\u30fc\u30c7\u30a3\u30aa\u300d\u3084\u300c\u30e9\u30a4\u30d6\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u300d\u306a\u3069\u306e\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u6226\u7565\u7684\u306b\u4f7f\u7528\u3059\u308c\u3070\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306b\u304a\u3051\u308b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u95a2\u9023\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><h2>\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u30d7\u30ed\u30bb\u30b9\u3068\u30af\u30ea\u30a8\u30a4\u30c6\u30a3\u30d6\u30fb\u30a8\u30d5\u30a7\u30af\u30c8<\/h2><\/p>\n<p>Web Audio API\u306e\u67d4\u8edf\u6027\u306f\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u30d7\u30ed\u30bb\u30b9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u591a\u304f\u306e\u53ef\u80fd\u6027\u3092\u958b\u304d\u307e\u3059\u3002\u3059\u3067\u306b\u77e5\u3089\u308c\u3066\u3044\u308b\u30ce\u30fc\u30c9\uff08GainNode\u3084BiquadFilterNode\u306a\u3069\uff09\u306b\u52a0\u3048\u3066\u3001\u3055\u3089\u306b\u7279\u6b8a\u5316\u3055\u308c\u305f\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\uff1a<\/p>\n<ul>\n<li>DynamicsCompressorNode: \u30aa\u30fc\u30c7\u30a3\u30aa\u4fe1\u53f7\u306e\u30c0\u30a4\u30ca\u30df\u30af\u30b9\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/li>\n<li>PannerNode: \u7a7a\u9593\u97f3\u97ff\u52b9\u679c\u306e\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u53ef\u80fd\u306b\u3057\u3001\u5370\u8c61\u7684\u306a\u6ca1\u5165\u611f\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002<\/li>\n<li>ConvolverNode\uff1a\u5b9f\u969b\u306e\u90e8\u5c4b\u3067\u518d\u751f\u3055\u308c\u308b\u3088\u3046\u306a\u30b5\u30a6\u30f3\u30c9\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3059\u308b\u30b3\u30f3\u30dc\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u30fb\u30ea\u30d0\u30fc\u30d6\u30fb\u30a8\u30d5\u30a7\u30af\u30c8\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30ce\u30fc\u30c9\u3084\u305d\u306e\u4ed6\u306e\u30ce\u30fc\u30c9\u3092\u30af\u30ea\u30a8\u30a4\u30c6\u30a3\u30d6\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u307b\u3068\u3093\u3069\u3059\u3079\u3066\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u8981\u4ef6\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002DJ\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30fb\u30df\u30ad\u30b7\u30f3\u30b0\u30fb\u30b3\u30f3\u30bd\u30fc\u30eb\u3001\u6620\u753b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7528\u306e\u8907\u96d1\u306a\u30b5\u30a6\u30f3\u30c9\u30fb\u30a8\u30d5\u30a7\u30af\u30c8\u3001VR\u7528\u306e\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u30b5\u30e9\u30a6\u30f3\u30c9\u30fb\u30b5\u30a6\u30f3\u30c9\u4f53\u9a13\u306a\u3069\u3001\u305d\u306e\u53ef\u80fd\u6027\u306f\u307b\u307c\u7121\u9650\u3067\u3059\u3002<\/p>\n<p><h2>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316\u306e\u30d2\u30f3\u30c8<\/h2><\/p>\n<p>Web Audio API\u306e\u30d1\u30ef\u30fc\u3068\u52b9\u7387\u3092\u5341\u5206\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306b\u3001\u958b\u767a\u8005\u306f\u3044\u304f\u3064\u304b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li>\u30ea\u30bd\u30fc\u30b9\u3092\u7bc0\u7d04\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30da\u30fc\u30b8\u4e0a\u306b\u4e0d\u8981\u306aAudioContext\u3092\u4f5c\u6210\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3001\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u5b9f\u73fe\u3059\u308b\u3002<\/li>\n<li>\u97f3\u58f0\u51e6\u7406\u306e\u4e2d\u65ad\u304c\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u4f4e\u4e0b\u306b\u3064\u306a\u304c\u3089\u306a\u3044\u3088\u3046\u3001\u5805\u7262\u306a\u30a8\u30e9\u30fc\u51e6\u7406\u30b9\u30c8\u30e9\u30c6\u30b8\u30fc\u3092\u5b9f\u88c5\u3059\u308b\u3002<\/li>\n<li>\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u306e\u63a5\u7d9a\u3092\u6700\u9069\u5316\u3057\u3066\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u7570\u306a\u308b\u30d6\u30e9\u30a6\u30b6\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u7d99\u7d9a\u7684\u306b\u30c6\u30b9\u30c8\u3057\u3001\u4e92\u63db\u6027\u306e\u554f\u984c\u3092\u7279\u5b9a\u3057\u3066\u89e3\u6c7a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b9\u30e0\u30fc\u30ba\u306b\u6a5f\u80fd\u3055\u305b\u308b\u305f\u3081\u306b\u91cd\u8981\u306a\u3060\u3051\u3067\u306a\u304f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306eSEO\u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u3082\u30d7\u30e9\u30b9\u306b\u50cd\u304d\u307e\u3059\u3002\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u5353\u8d8a\u3057\u305f\u6280\u8853\u3068\u4f7f\u3044\u3084\u3059\u3055\u3092\u517c\u306d\u5099\u3048\u305f\u9ad8\u54c1\u8cea\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002<\/p>\n<p><h2>\u30a8\u30e9\u30fc\u89e3\u6790\u3068\u30c7\u30d0\u30c3\u30b0<\/h2><\/p>\n<p>\u3069\u3093\u306a\u9ad8\u5ea6\u306a\u6280\u8853\u3067\u3082\u305d\u3046\u3067\u3059\u304c\u3001Web Audio API\u3092\u4f7f\u7528\u3059\u308b\u969b\u306b\u3082\u3001\u6642\u306b\u306f\u5927\u898f\u6a21\u306a\u30c7\u30d0\u30c3\u30b0\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u8ab2\u984c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n<ul>\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u4e92\u63db\u6027\u306e\u554f\u984c\uff1a\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066API\u306e\u5b9f\u88c5\u304c\u82e5\u5e72\u7570\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5b9a\u671f\u7684\u306b\u7570\u306a\u308b\u30d6\u30e9\u30a6\u30b6\u74b0\u5883\u3092\u30c6\u30b9\u30c8\u3057\u3001\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/li>\n<li>\u30bf\u30a4\u30df\u30f3\u30b0\u306e\u554f\u984c\uff1a\u30bf\u30a4\u30df\u30f3\u30b0\u306e\u554f\u984c\u306f\u3001\u7279\u306b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b\u306b\u306f\u3001Chrome DevTools Performance Profiler \u306a\u3069\u306e\u5c02\u7528\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<li>\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406: \u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u306e\u6570\u304c\u591a\u3059\u304e\u308b\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u30ea\u30bd\u30fc\u30b9\u306e\u904e\u8ca0\u8377\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30af\u30c6\u30a3\u30d6\u30ce\u30fc\u30c9\u6570\u3092\u76e3\u8996\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u4f7f\u7528\u3092\u6700\u9069\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<p>\u3055\u3089\u306b\u8a73\u3057\u3044\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u3001Web Audio API\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3084\u3001\u958b\u767a\u8005\u304c\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3084\u89e3\u6c7a\u7b56\u3092\u3088\u304f\u4ea4\u63db\u3059\u308bStackOverflow\u306a\u3069\u306e\u30d5\u30a9\u30fc\u30e9\u30e0\u3092\u3054\u89a7\u306b\u306a\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p><h2>\u5fdc\u7528\u4f8b\u3068\u5b9f\u8df5\u7684\u306a\u5b9f\u88c5<\/h2><\/p>\n<p>Web Audio API\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304b\u3089\u975e\u5e38\u306b\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u307e\u3067\u591a\u5c90\u306b\u308f\u305f\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u69d8\u3005\u306a\u5fdc\u7528\u304c\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u3001\u5b9f\u7528\u7684\u306a\u4f8b\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li>\u97f3\u697d\u306e\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\uff1aAnalyserNodes\u3092\u4f7f\u3048\u3070\u3001\u5370\u8c61\u7684\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30fb\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u97f3\u697d\u30d7\u30ec\u30fc\u30e4\u30fc\u3084\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30fb\u30a4\u30f3\u30b9\u30bf\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u4e00\u90e8\u3068\u3057\u3066\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30b2\u30fc\u30e0\uff1a\u6700\u65b0\u306e\u30d6\u30e9\u30a6\u30b6\u30b2\u30fc\u30e0\u3067\u306f\u3001Web Audio API\u3092\u5229\u7528\u3057\u3066\u3001\u74b0\u5883\u97f3\u3084\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306aBGM\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30b5\u30a6\u30f3\u30c9\u30a8\u30d5\u30a7\u30af\u30c8\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002\u7a7a\u9593\u7684\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u52b9\u679c\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d7\u30ec\u30a4\u30e4\u30fc\u306f\u3088\u308a\u6ca1\u5165\u611f\u306e\u3042\u308b\u4f53\u9a13\u3092\u697d\u3057\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u30aa\u30f3\u30e9\u30a4\u30f3\u97f3\u697d\u5236\u4f5c\uff1a\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u97f3\u697d\u5236\u4f5c\u306e\u305f\u3081\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u9ad8\u5ea6\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u6280\u8853\u306b\u57fa\u3065\u3044\u3066\u3044\u308b\u3002\u30e6\u30fc\u30b6\u30fc\u306f\u30e9\u30a4\u30d6\u3067\u697d\u5668\u3092\u6f14\u594f\u3057\u305f\u308a\u3001\u30a8\u30d5\u30a7\u30af\u30c8\u3092\u304b\u3051\u305f\u308a\u3001\u4f5c\u66f2\u3092\u7de8\u96c6\u3057\u305f\u308a\u3067\u304d\u308b\u3002<\/li>\n<li>\u30d0\u30fc\u30c1\u30e3\u30eb\u30ea\u30a2\u30ea\u30c6\u30a3\uff1aVR\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u7a7a\u9593\u7684\u306a\u805e\u304d\u53d6\u308a\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002PannerNodes\u3068HRTF\uff08Head-Related Transfer Function\uff09\u306e\u52a9\u3051\u3092\u501f\u308a\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u6ca1\u5165\u611f\u3092\u9ad8\u3081\u308b\u30ea\u30a2\u30eb\u306a\u30b5\u30a6\u30f3\u30c9\u4f53\u9a13\u3092\u4f5c\u308a\u51fa\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u307e\u305f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3001\u500b\u5225\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u30e9\u30a4\u30bb\u30f3\u30b9\u3084\u30b5\u30f3\u30d7\u30eb\u30d1\u30c3\u30af\u3092\u8cfc\u5165\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 <a href=\"https:\/\/freesound.org\/\" target=\"_blank\" title=\"\u30d5\u30ea\u30fc\u30b5\u30a6\u30f3\u30c9\" rel=\"noopener\">\u30d5\u30ea\u30fc\u30b5\u30a6\u30f3\u30c9<\/a> \u3042\u306a\u305f\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30b5\u30a6\u30f3\u30c9\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u5b9f\u8df5\u7684\u306a\u5b9f\u88c5\u3092\u8a73\u3057\u304f\u6271\u3063\u305f\u793e\u5185\u8a18\u4e8b\u3092\u5b9a\u671f\u7684\u306b\u3054\u89a7\u3044\u305f\u3060\u304f\u3053\u3068\u3082\u304a\u5fd8\u308c\u306a\u304f\u3002<\/p>\n<p><h2>\u4ed6\u306e\u30a6\u30a7\u30d6\u6280\u8853\u3068\u306e\u7d71\u5408<\/h2><\/p>\n<p>Web Audio API\u306f\u3001\u4ed6\u306e\u6700\u65b0\u306e\u30a6\u30a7\u30d6\u6280\u8853\u3068\u5b8c\u74a7\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u65e2\u5b58\u306e\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u7d71\u5408\u306f\u3001\u6570\u591a\u304f\u306e\u9769\u65b0\u7684\u306a\u53ef\u80fd\u6027\u3092\u958b\u304d\u307e\u3059\uff1a<\/p>\n<ul>\n<li>JavaScript\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\uff1aReact\u3001Angular\u3001Vue.js\u306a\u3069\u306e\u591a\u304f\u306e\u6700\u65b0\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u306e\u305f\u3081\u306b\u7279\u5225\u306b\u958b\u767a\u3055\u308c\u305f\u30e2\u30b8\u30e5\u30fc\u30eb\u3084\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068Web Audio API\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5f37\u529b\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u77ed\u6642\u9593\u3067\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>Canvas\u8981\u7d20\uff1a\u30aa\u30fc\u30c7\u30a3\u30aa\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3068HTML5\u306ecanvas API\u3092\u540c\u671f\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u306f\u30aa\u30fc\u30c7\u30a3\u30aa\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u8d77\u3053\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u6b63\u78ba\u306b\u30de\u30c3\u30c1\u3057\u305f\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>WebGL: \u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e3D\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001WebGL\u3068Web Audio API\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d3\u30b8\u30e5\u30a2\u30eb\u3068\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5b8c\u5168\u306b\u8abf\u548c\u3057\u305f\u6ca1\u5165\u611f\u306e\u3042\u308b\u74b0\u5883\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>WebSockets: WebSocket\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30fc\u30bf\u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u4f1d\u9001\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u8907\u6570\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u540c\u6642\u306b\u3084\u308a\u3068\u308a\u3059\u308b\u30de\u30eb\u30c1\u30d7\u30ec\u30a4\u30e4\u30fc\u30b2\u30fc\u30e0\u3084\u5171\u540c\u97f3\u697d\u5236\u4f5c\u306b\u7279\u306b\u6709\u52b9\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u7d71\u5408\u6280\u8853\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u5370\u8c61\u7684\u306a\u3060\u3051\u3067\u306a\u304f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u9ad8\u3044\u30aa\u30fc\u30c7\u30a3\u30aa\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5f53\u793e\u306e\u793e\u5185\u30ea\u30bd\u30fc\u30b9\u306f\u3001\u3053\u308c\u3089\u306e\u6280\u8853\u306e\u7d71\u5408\u3092\u6700\u9069\u5316\u3059\u308b\u65b9\u6cd5\u306b\u95a2\u3059\u308b\u6700\u65b0\u306e\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3\u3092\u63d0\u4f9b\u3057\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><h2>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u3068\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406<\/h2><\/p>\n<p>\u30aa\u30fc\u30c7\u30a3\u30aa\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u306f\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002Web Audio API\u306f\u591a\u304f\u306e\u53ef\u80fd\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u958b\u767a\u8005\u306f\u4ee5\u4e0b\u306e\u70b9\u3082\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n<ul>\n<li>\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u306e\u6700\u5c0f\u5316\uff1a\u975e\u540c\u671f\u6a5f\u80fd\u306e\u7684\u3092\u7d5e\u3063\u305f\u4f7f\u7528\u3068\u30d6\u30e9\u30a6\u30b6\u8a2d\u5b9a\u306e\u8a55\u4fa1\u306b\u3088\u308a\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u306e\u52b9\u7387\u7684\u306a\u5229\u7528\uff1a\u5197\u9577\u307e\u305f\u306f\u4e0d\u8981\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30fc\u30c9\u306e\u4f5c\u6210\u306f\u907f\u3051\u308b\u3002\u4ee3\u308f\u308a\u306b\u3001\u65e2\u5b58\u306e\u69cb\u9020\u306e\u518d\u5229\u7528\u3068\u30ea\u30b5\u30a4\u30af\u30eb\u306b\u983c\u308b\u3002<\/li>\n<li>\u30e1\u30e2\u30ea\u7ba1\u7406\uff1a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u3092\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3057\u307e\u3059\u3002\u52b9\u7387\u7684\u306a\u30e1\u30e2\u30ea\u30fc\u7ba1\u7406\u306f\u3001\u7279\u306b\u5e83\u7bc4\u3067\u591a\u5c64\u7684\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/li>\n<li>\u30c6\u30b9\u30c8\u3068\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\uff1aChrome DevTools Profiler\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3084\u5c02\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u4f7f\u3063\u3066\u3001\u65e9\u3044\u6bb5\u968e\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7279\u5b9a\u3057\u3001\u6700\u9069\u5316\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>\u5e38\u306b\u30b3\u30fc\u30c9\u3092\u898b\u76f4\u3057\u3001\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306b\u826f\u3044\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u3082\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u7bc0\u7d04\u3068\u52b9\u7387\u6027\u3092\u793a\u3059\u9ad8\u6027\u80fd\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u597d\u307f\u307e\u3059\u3002<\/p>\n<p><h2>\u5c06\u6765\u306e\u5c55\u671b\u3068\u3055\u3089\u306a\u308b\u767a\u5c55<\/h2><\/p>\n<p>Web Audio API\u306f\u7d99\u7d9a\u7684\u306b\u958b\u767a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4eca\u5f8c\u306e\u62e1\u5f35\u306b\u3088\u308a\u3001\u3055\u3089\u306b\u67d4\u8edf\u3067\u65b0\u3057\u3044\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002\u958b\u767a\u8005\u304c\u697d\u3057\u307f\u306b\u3057\u3066\u3044\u308b\u30c8\u30ec\u30f3\u30c9\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n<ul>\n<li>AudioWorklet\uff1aScriptProcessorNode\u306e\u5f8c\u7d99\u3068\u3057\u3066\u3001AudioWorklet\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u3068\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u6642\u9593\u306e\u77ed\u7e2e\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/li>\n<li>\u7a7a\u9593\u30aa\u30fc\u30c7\u30a3\u30aa\u6a5f\u80fd\u306e\u5f37\u5316\uff1a\u30d1\u30f3\u30cb\u30f3\u30b0\u30683D\u30aa\u30fc\u30c7\u30a3\u30aa\u6280\u8853\u306e\u7d99\u7d9a\u7684\u306a\u6539\u5584\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u3088\u308a\u6ca1\u5165\u611f\u306e\u3042\u308b\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u751f\u307f\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li>\n<li>\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u306b\u304a\u3051\u308b\u4eba\u5de5\u77e5\u80fd\uff1a\u6a5f\u68b0\u5b66\u7fd2\u3068AI\u306b\u3088\u308a\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30fc\u30bf\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u5206\u6790\u30fb\u64cd\u4f5c\u3059\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3055\u308c\u305f\u9069\u5fdc\u7684\u306a\u30aa\u30fc\u30c7\u30a3\u30aa\u4f53\u9a13\u3092\u751f\u307f\u51fa\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u3088\u3046\u306a\u6280\u8853\u306e\u9032\u6b69\u306f\u3001\u30a6\u30a7\u30d6\u4e0a\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u306e\u4e16\u754c\u3092\u5909\u3048\u7d9a\u3051\u308b\u3067\u3057\u3087\u3046\u3002\u6280\u8853\u30d6\u30ed\u30b0\u3092\u5b9a\u671f\u7684\u306b\u30d5\u30a9\u30ed\u30fc\u3057\u305f\u308a\u3001\u30a6\u30a7\u30d3\u30ca\u30fc\u306b\u53c2\u52a0\u3057\u305f\u308a\u3057\u3066\u3001\u6700\u65b0\u306e\u60c5\u5831\u3092\u5f97\u308b\u3053\u3068\u306f\u4fa1\u5024\u304c\u3042\u308b\u3002\u5916\u90e8\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0 <a href=\"https:\/\/www.w3.org\/\" target=\"_blank\" title=\"W3C\" rel=\"noopener\">W3C<\/a> \u307e\u305f\u3001\u6700\u65b0\u306e\u898f\u683c\u3084\u958b\u767a\u306b\u95a2\u3059\u308b\u8cb4\u91cd\u306a\u60c5\u5831\u3082\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3002<\/p>\n<p><h2>\u30aa\u30fc\u30c7\u30a3\u30aaWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306eSEO\u6700\u9069\u5316\u306e\u30d2\u30f3\u30c8<\/h2><\/p>\n<p>\u6280\u8853\u7684\u306a\u5074\u9762\u306b\u52a0\u3048\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u6700\u9069\u5316\uff08SEO\uff09\u3082\u30a6\u30a7\u30d6\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u6210\u529f\u3055\u305b\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u30aa\u30fc\u30c7\u30a3\u30aa\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u6700\u9069\u5316\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306eSEO\u306e\u30d2\u30f3\u30c8\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li>\u72d9\u3063\u305f\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u7d44\u307f\u8fbc\u3080\uff1a\u300c\u30a6\u30a7\u30d6\u30aa\u30fc\u30c7\u30a3\u30aaAPI\u300d\u3001\u300c\u30d6\u30e9\u30a6\u30b6\u30aa\u30fc\u30c7\u30a3\u30aa\u51e6\u7406\u300d\u3001\u300cJavaScript\u30aa\u30fc\u30c7\u30a3\u30aa\u300d\u3001\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30aa\u30fc\u30c7\u30a3\u30aa\u300d\u3001\u300c\u30aa\u30fc\u30c7\u30a3\u30aa\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u300d\u306a\u3069\u306e\u7528\u8a9e\u3092\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<li>\u5185\u90e8\u30ea\u30f3\u30af\u3092\u4f5c\u6210\u3059\u308b\uff1a\u6295\u7a3f\u306e\u4e2d\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u95a2\u9023\u30c8\u30d4\u30c3\u30af\u3092\u53c2\u7167\u3059\u308b\u3002 <a href=\"\/ja\/audio-entwicklung\/\" title=\"\u30aa\u30fc\u30c7\u30a3\u30aa\u958b\u767a\">\u30aa\u30fc\u30c7\u30a3\u30aa\u958b\u767a<\/a> \u305d\u3057\u3066 <a href=\"\/ja\/javascript-audio\/\" title=\"JavaScript\u30aa\u30fc\u30c7\u30a3\u30aa\">JavaScript\u30aa\u30fc\u30c7\u30a3\u30aa<\/a>\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u3092\u6539\u5584\u3059\u308b\u3002<\/li>\n<li>\u5916\u90e8\u30ea\u30f3\u30af\u3092\u4f7f\u3046\uff1aMDN Web Docs\u3084W3C\u306a\u3069\u306e\u4fe1\u983c\u3067\u304d\u308b\u60c5\u5831\u6e90\u3092\u53c2\u7167\u3057\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u8cea\u306e\u9ad8\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4f5c\u6210\uff1a\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u6280\u8853\u7684\u306b\u3057\u3063\u304b\u308a\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u8aad\u8005\u306b\u3068\u3063\u3066\u4ed8\u52a0\u4fa1\u5024\u306e\u3042\u308b\u8a18\u4e8b\u3092\u597d\u307f\u307e\u3059\u3002\u8a73\u7d30\u306a\u8aac\u660e\u3001\u5b9f\u7528\u7684\u306a\u4f8b\u3001\u9769\u65b0\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u306f\u3001\u30b5\u30a4\u30c8\u306e\u6ede\u5728\u6642\u9593\u3092\u5897\u3084\u3057\u307e\u3059\u3002<\/li>\n<li>\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u6642\u9593\u306e\u6700\u9069\u5316\uff1a\u6700\u9069\u5316\u3055\u308c\u305f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u30aa\u30fc\u30c7\u30a3\u30aa\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u3001\u52b9\u7387\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u306b\u6ce8\u610f\u3059\u308b\u3053\u3068\u3067\u3001\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306eSEO\u5bfe\u7b56\u3092\u901a\u3058\u3066\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u8a8d\u77e5\u5ea6\u3092\u9ad8\u3081\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u307e\u3059\u307e\u3059\u8003\u616e\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6280\u8853\u7684\u306b\u5065\u5168\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3068\u7684\u3092\u7d5e\u3063\u305fSEO\u6226\u7565\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u3001\u30a6\u30a7\u30d6\u4e0a\u3067\u306e\u6301\u7d9a\u7684\u306a\u6210\u529f\u306e\u9375\u306a\u306e\u3067\u3059\u3002<\/p>\n<p><h2>\u7d50\u8ad6<\/h2><\/p>\n<p>Web Audio 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