{"id":17768,"date":"2016-01-05T23:29:49","date_gmt":"2016-01-05T14:29:49","guid":{"rendered":"https:\/\/cg-method.com\/after-effects\/?p=17768"},"modified":"2026-01-12T18:01:13","modified_gmt":"2026-01-12T09:01:13","slug":"after-effects-audio-fade-in-out-expression","status":"publish","type":"post","link":"https:\/\/cg-method.com\/after-effects\/after-effects-audio-fade-in-out-expression\/","title":{"rendered":"After Effects\u2502\u97f3\u91cf\u3092\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8\u3055\u305b\u308b\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3"},"content":{"rendered":"\n<p>\u97f3\u91cf\u306e\u30d5\u30a7\u30fc\u30c9\u3092\u81ea\u52d5\u5316\u3057\u305f\u3044<\/p>\n\n\n\n<p>\u97f3\u306e\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8\u306f\u7d50\u69cb\u6a5f\u68b0\u7684\u306b\u3064\u3051\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u97f3\u91cf\u3092\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8\u3055\u305b\u308b\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u3092\u66f8\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cg-method.com\/after-effects\/wp-content\/uploads\/2018\/06\/fadeinout.png\" alt=\"\" class=\"wp-image-1584\"\/><\/figure>\n\n\n\n<p>\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3068\u30b5\u30a6\u30f3\u30c9\u306e\u30ec\u30a4\u30e4\u30fc\u306e\u9577\u3055\u306b\u5408\u308f\u305b\u3066\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30ec\u30d9\u30eb\u306e\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u3084\u30d5\u30a7\u30fc\u30c9\u30a2\u30a6\u30c8\u304c\u6307\u5b9a\u3067\u304d\u308b\u306e\u3067\u3001\u3044\u3061\u3044\u3061\u30ec\u30a4\u30e4\u30fc\u306e\u9577\u3055\u3092\u5909\u3048\u308b\u305f\u3073\u306b\u30aa\u30fc\u30c7\u30a3\u30aa\u30ec\u30d9\u30eb\u306e\u30ad\u30fc\u3092\u8abf\u6574\u3057\u306a\u304f\u3066\u3082\u6e08\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u306e\u89e3\u8aac<\/h2>\n\n\n\n<p>fadeTime\u306f\u79d2\u6570\u3001audio.audioLevelsMax\u306f\u6700\u5927\u97f3\u91cf\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3<\/h3>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>fadeTime = 1;\naudio.audioLevelsMin = -48;\naudio.audioLevelsMax = 0;\nlayerDuration = outPoint - inPoint;\nsingleFrame = thisComp.frameDuration;\nanimateIn = linear(time, inPoint, (inPoint + fadeTime), audio.audioLevelsMin, audio.audioLevelsMax);\nanimateOut = linear(time, (outPoint - fadeTime+1), (outPoint-singleFrame), audio.audioLevelsMax, audio.audioLevelsMin);\nif(time &lt; (layerDuration\/2+inPoint)){[animateIn,animateIn];\n}else{[animateIn,animateIn];}<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30a7\u30fc\u30c9\u30a2\u30a6\u30c8<\/h3>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>fadeTime = 1;\naudio.audioLevelsMin = -48;\naudio.audioLevelsMax = 0;\nlayerDuration = outPoint - inPoint;\nsingleFrame = thisComp.frameDuration;\nanimateIn = linear(time, inPoint, (inPoint + fadeTime), audio.audioLevelsMin, audio.audioLevelsMax);\nanimateOut = linear(time, (outPoint - fadeTime), (outPoint-singleFrame), audio.audioLevelsMax, audio.audioLevelsMin);\nif(time &lt; (layerDuration\/2+inPoint)){[animateOut,animateOut];\n}else{[animateOut,animateOut];}<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8<\/h3>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>fadeTime = 1;\naudio.audioLevelsMin = -48;\naudio.audioLevelsMax = 0;\nlayerDuration = outPoint - inPoint;\nsingleFrame = thisComp.frameDuration;\nanimateIn = linear(time, inPoint, (inPoint + fadeTime), audio.audioLevelsMin, audio.audioLevelsMax);\nanimateOut = linear(time, (outPoint - fadeTime), (outPoint-singleFrame), audio.audioLevelsMax, audio.audioLevelsMin);\nif(time &lt; (layerDuration\/2+inPoint)){[animateIn,animateIn];\n}else{[animateOut,animateOut];}<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u97f3\u5207\u308c\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u306e\u5bfe\u51e6\u6cd5<\/h2>\n\n\n\n<p>\u305f\u307e\u306b\u30d5\u30a7\u30fc\u30c9\u30a2\u30a6\u30c8\u5f8c\uff08\u30aa\u30fc\u30c7\u30a3\u30aa\u30ec\u30d9\u30eb\u304c-48\uff09\u306a\u306e\u3067\u97f3\u304c\u30d6\u30c4\u30c3\u3068\u97f3\u5207\u308c\u3092\u8d77\u3053\u3059\u5834\u5408\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u6642\u306f\u66f4\u306b\u89aa\u30b3\u30f3\u30dd\u3092\u4f5c\u6210\u3057\u3066\u3001\u305d\u3053\u3067\u30d5\u30a7\u30fc\u30c9\u30a2\u30a6\u30c8\u304b\u3051\u308b\u3068\u826f\u3044\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u97f3\u91cf\u306e\u30d5\u30a7\u30fc\u30c9\u3092\u81ea\u52d5\u5316\u3057\u305f\u3044 \u97f3\u306e\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8\u306f\u7d50\u69cb\u6a5f\u68b0\u7684\u306b\u3064\u3051\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u97f3\u91cf\u3092\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8\u3055\u305b\u308b\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u3092\u66f8\u304d\u307e\u3057\u305f\u3002 \u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3068\u30b5\u30a6\u30f3\u30c9\u306e\u30ec\u30a4\u30e4\u30fc\u306e\u9577\u3055\u306b\u5408\u308f\u305b\u3066\u3001\u30aa\u30fc\u30c7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17937,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[28],"tags":[],"class_list":["post-17768","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-expression-script"],"_links":{"self":[{"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/posts\/17768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/comments?post=17768"}],"version-history":[{"count":2,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/posts\/17768\/revisions"}],"predecessor-version":[{"id":17938,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/posts\/17768\/revisions\/17938"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/media\/17937"}],"wp:attachment":[{"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/media?parent=17768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/categories?post=17768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cg-method.com\/after-effects\/wp-json\/wp\/v2\/tags?post=17768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}