{"id":17524,"date":"2018-09-02T16:58:23","date_gmt":"2018-09-02T07:58:23","guid":{"rendered":"https:\/\/cg-method.com\/?p=17524"},"modified":"2026-10-03T19:35:52","modified_gmt":"2026-10-03T10:35:52","slug":"after-effects-expression-tips","status":"publish","type":"post","link":"https:\/\/cg-method.com\/after-effects\/after-effects-expression-tips\/","title":{"rendered":"After Effects\u306e\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u4f5c\u6210TIPS\uff5c\u5024\u306e\u78ba\u8a8d\u30fbJSON\u5916\u90e8\u53c2\u7167\u3068\u65e7\u30a8\u30f3\u30b8\u30f3\u306e\u9055\u3044"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u304c\u8fd4\u3059\u6570\u5024\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3068\u304d\u306f\u3001\u78ba\u8a8d\u7528\u30c6\u30ad\u30b9\u30c8\u30ec\u30a4\u30e4\u30fc\u306b\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u8907\u6570\u306e\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u3067\u6587\u5b57\u3084\u8272\u3092\u5171\u901a\u7ba1\u7406\u3059\u308b\u5834\u5408\u306f\u3001JSON\u30d5\u30a1\u30a4\u30eb\u3092\u30d5\u30c3\u30c6\u30fc\u30b8\u3068\u3057\u3066\u8aad\u307f\u8fbc\u307f\u3001sourceData\u304b\u3089\u5024\u3092\u53c2\u7167\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u73fe\u884c\u306eJavaScript\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30a8\u30f3\u30b8\u30f3\u5411\u3051\u306e\u65b9\u6cd5\u3068\u3001\u65e7\u8a18\u4e8b\u306e\u30ec\u30ac\u30b7\u30fc\u624b\u9806\u3092\u5206\u3051\u3066\u3044\u307e\u3059\u30022026\u5e7410\u67083\u65e5\u306bAdobe\u306e\u516c\u5f0f\u8cc7\u6599\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u306f\u4ed5\u69d8\u306b\u57fa\u3065\u304f\u8a18\u8ff0\u4f8b\u3067\u3042\u308a\u3001\u4eca\u56deAE\u672c\u4f53\u3067\u306f\u52d5\u4f5c\u78ba\u8a8d\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u6700\u521d\u306b\u78ba\u8a8d\u3059\u308b\u9069\u7528\u5148\u3068\u30a8\u30f3\u30b8\u30f3<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u306f\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30b9\u30c8\u30c3\u30d7\u30a6\u30a9\u30c3\u30c1\u3092Alt\u30af\u30ea\u30c3\u30af\uff08Mac\u306fOption\u30af\u30ea\u30c3\u30af\uff09\u3057\u3066\u5165\u529b\u3057\u307e\u3059\u3002.jsx\u3092\u300c\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u5b9f\u884c\u300d\u304b\u3089\u52d5\u304b\u3059\u64cd\u4f5c\u3068\u306f\u5225\u3067\u3059\u3002\u300c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u8a2d\u5b9a\u300d\u306e\u300c\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u300d\u3067\u4f7f\u7528\u3059\u308b\u30a8\u30f3\u30b8\u30f3\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\">\u65e7\u8a18\u4e8b\u306e$.evalFile()\u306f\u3001JavaScript\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30a8\u30f3\u30b8\u30f3\u3067\u672a\u5bfe\u5fdc\u3067\u3059\u3002\u30a8\u30e9\u30fc\u3092\u907f\u3051\u308b\u76ee\u7684\u3067\u65e2\u5b58\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30a8\u30f3\u30b8\u30f3\u3092\u7121\u6761\u4ef6\u306b\u5207\u308a\u66ff\u3048\u308b\u3068\u3001\u307b\u304b\u306e\u5f0f\u306b\u3082\u5f71\u97ff\u3057\u307e\u3059\u3002\u65e7\u624b\u9806\u3092\u518d\u73fe\u3059\u308b\u5834\u5408\u306f\u3001\u8907\u88fd\u3057\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u5bfe\u8c61\u6761\u4ef6\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u4f4d\u7f6e\u3084\u6642\u523b\u3092\u78ba\u8a8d\u7528\u30c6\u30ad\u30b9\u30c8\u306b\u8868\u793a\u3059\u308b<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u78ba\u8a8d\u3057\u305f\u3044\u30ec\u30a4\u30e4\u30fc\u3092\u300c\u5bfe\u8c61\u300d\u3068\u547d\u540d\u3057\u3001\u5225\u306b\u30c6\u30ad\u30b9\u30c8\u30ec\u30a4\u30e4\u30fc\u3092\u4f5c\u308a\u307e\u3059\u3002\u78ba\u8a8d\u7528\u30c6\u30ad\u30b9\u30c8\u306e\u300c\u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u300d\u306b\u6b21\u306e\u5f0f\u3092\u8cbc\u308a\u307e\u3059\u3002\u4f4d\u7f6e\u305d\u306e\u3082\u306e\u3092\u5909\u66f4\u3059\u308b\u5f0f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" tabindex=\"0\" aria-label=\"\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u308b\u30b3\u30fc\u30c9\"><code>var pos = thisComp.layer(&quot;\u5bfe\u8c61&quot;).transform.position;\n&quot;\u6642\u523b: &quot; + time.toFixed(2) + &quot; s\\n&quot; +\n&quot;X: &quot; + pos[0].toFixed(1) + &quot; \/ Y: &quot; + pos[1].toFixed(1);<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u306e\u6642\u523b\u3092\u52d5\u304b\u3057\u3001\u5bfe\u8c61\u30ec\u30a4\u30e4\u30fc\u306e\u4f4d\u7f6e\u3068\u8868\u793a\u5024\u3092\u7167\u5408\u3057\u307e\u3059\u30022D\u4f4d\u7f6e\u306eX\u30fbY\u3060\u3051\u3092\u8868\u793a\u3059\u308b\u4f8b\u3067\u3059\u30023D\u4f4d\u7f6e\u306eZ\u3082\u8abf\u3079\u308b\u3068\u304d\u306fpos[2]\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u78ba\u8a8d\u304c\u7d42\u308f\u3063\u305f\u3089\u78ba\u8a8d\u7528\u30c6\u30ad\u30b9\u30c8\u3092\u524a\u9664\u3059\u308b\u304b\u3001\u5f0f\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">JSON\u304b\u3089\u6587\u5b57\u3092\u53c2\u7167\u3059\u308b<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u6b21\u306e\u5185\u5bb9\u3092UTF-8\u306elabels.json\u3068\u3057\u3066\u4fdd\u5b58\u3057\u3001After Effects\u306e\u300c\u30d5\u30a1\u30a4\u30eb\u300d\u2192\u300c\u8aad\u307f\u8fbc\u307f\u300d\u2192\u300c\u30d5\u30a1\u30a4\u30eb\u300d\u304b\u3089\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002JSON\u306b\u306f\u30b3\u30e1\u30f3\u30c8\u3084\u672b\u5c3e\u306e\u4f59\u5206\u306a\u30ab\u30f3\u30de\u3092\u5165\u308c\u307e\u305b\u3093\u3002\u914d\u5217\u306e\u756a\u53f7\u306f0\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-json\" tabindex=\"0\" aria-label=\"\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u308b\u30b3\u30fc\u30c9\"><code>[\n  {\n    &quot;text&quot;: &quot;\u304a\u306f\u3088\u3046&quot;,\n    &quot;color&quot;: [\n      1,\n      0,\n      0,\n      1\n    ]\n  },\n  {\n    &quot;text&quot;: &quot;\u3053\u3093\u306b\u3061\u306f&quot;,\n    &quot;color&quot;: [\n      0,\n      1,\n      0,\n      1\n    ]\n  },\n  {\n    &quot;text&quot;: &quot;\u304a\u3084\u3059\u307f&quot;,\n    &quot;color&quot;: [\n      0,\n      0,\n      1,\n      1\n    ]\n  }\n]<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30c6\u30ad\u30b9\u30c8\u30ec\u30a4\u30e4\u30fc\u306e\u300c\u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u300d\u306b\u6b21\u306e\u5f0f\u3092\u8cbc\u308a\u307e\u3059\u3002\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d1\u30cd\u30eb\u3067\u306e\u30d5\u30c3\u30c6\u30fc\u30b8\u540d\u304clabels.json\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" tabindex=\"0\" aria-label=\"\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u308b\u30b3\u30fc\u30c9\"><code>var data = footage(&quot;labels.json&quot;).sourceData;\nString(data[0].text);<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4f8b\u3067\u53c2\u7167\u3059\u308b\u6587\u5b57\u306f\u300c\u304a\u306f\u3088\u3046\u300d\u3067\u3059\u30022\u756a\u76ee\u306a\u3089data[1].text\u30013\u756a\u76ee\u306a\u3089data[2].text\u3068\u3057\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u3092\u5f0f\u306b\u76f4\u63a5\u57cb\u3081\u8fbc\u307e\u305a\u3001\u8aad\u307f\u8fbc\u3093\u3060\u30d5\u30c3\u30c6\u30fc\u30b8\u3092\u540d\u524d\u3067\u53c2\u7167\u3057\u307e\u3059\u3002\u7d20\u6750\u3092\u79fb\u52d5\u3057\u305f\u5834\u5408\u306fJSON\u306e\u30ea\u30f3\u30af\u3082\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u30b9\u30e9\u30a4\u30c0\u30fc\u3067\u6587\u5b57\u3092\u5207\u308a\u66ff\u3048\u308b<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u30cc\u30eb\u30ec\u30a4\u30e4\u30fc\u3092\u4f5c\u3063\u3066\u540d\u524d\u3092\u300c\u5236\u5fa1\u300d\u306b\u3057\u3001\u30b9\u30e9\u30a4\u30c0\u30fc\u5236\u5fa1\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u30a8\u30d5\u30a7\u30af\u30c8\u540d\u3092\u300c\u756a\u53f7\u300d\u306b\u5909\u66f4\u3057\u3066\u3001\u5024\u30921\u30fb2\u30fb3\u3067\u5207\u308a\u66ff\u3048\u307e\u3059\u3002\u30c6\u30ad\u30b9\u30c8\u30ec\u30a4\u30e4\u30fc\u306e\u300c\u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u300d\u306b\u6b21\u306e\u5f0f\u3092\u8cbc\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" tabindex=\"0\" aria-label=\"\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u308b\u30b3\u30fc\u30c9\"><code>var data = footage(&quot;labels.json&quot;).sourceData;\nvar n = Math.round(thisComp.layer(&quot;\u5236\u5fa1&quot;).effect(&quot;\u756a\u53f7&quot;)(1));\nvar index = Math.max(0, Math.min(data.length - 1, n - 1));\nString(data[index].text);<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u5c0f\u6570\u306f\u56db\u6368\u4e94\u5165\u3057\u3001\u914d\u5217\u306e\u7bc4\u56f2\u5916\u306b\u306a\u3089\u306a\u3044\u3088\u3046\u7aef\u306e\u9805\u76ee\u3078\u53ce\u3081\u307e\u3059\u3002\u4eca\u56de\u306eJSON\u306f\u7a7a\u3067\u306a\u3044\u914d\u5217\u3067\u3001\u5404\u9805\u76ee\u306btext\u304c\u3042\u308b\u3053\u3068\u3092\u524d\u63d0\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u5909\u3048\u308b\u5834\u5408\u306f\u5f0f\u3082\u5408\u308f\u305b\u3066\u4fee\u6b63\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u540d\u3084\u8272\u3078\u5fdc\u7528\u3059\u308b<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u672b\u5c3e\u304c_1\u30fb_2\u30fb_3\u306e\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u540d\u304b\u3089\u6587\u5b57\u3092\u5207\u308a\u66ff\u3048\u308b\u5834\u5408\u306f\u3001\u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u306b\u6b21\u306e\u5f0f\u3092\u4f7f\u3044\u307e\u3059\u3002\u9014\u4e2d\u306b\u3082\u30a2\u30f3\u30c0\u30fc\u30d0\u30fc\u304c\u3042\u3063\u3066\u3088\u3044\u3088\u3046\u3001\u6700\u5f8c\u306e\u8981\u7d20\u3060\u3051\u3092\u53c2\u7167\u3057\u307e\u3059\u3002\u672b\u5c3e\u304c\u6570\u5024\u3067\u306a\u3051\u308c\u3070\u6700\u521d\u306e\u6587\u5b57\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" tabindex=\"0\" aria-label=\"\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u308b\u30b3\u30fc\u30c9\"><code>var data = footage(&quot;labels.json&quot;).sourceData;\nvar parts = thisComp.name.split(&quot;_&quot;);\nvar n = Number(parts[parts.length - 1]);\nvar index = isNaN(n) ? 0 : Math.max(0, Math.min(data.length - 1, Math.round(n) - 1));\nString(data[index].text);<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u8272\u306f0\u301c1\u306eRGBA\u914d\u5217\u3068\u3057\u3066JSON\u306b\u5165\u308c\u3066\u3044\u307e\u3059\u3002\u30b7\u30a7\u30a4\u30d7\u306e\u5857\u308a\u306e\u300c\u30ab\u30e9\u30fc\u300d\u306a\u3069\u3001RGBA\u3092\u53d7\u3051\u53d6\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u6b21\u306e\u5f0f\u3092\u8cbc\u308a\u307e\u3059\u3002\u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u306b\u3053\u306e\u8272\u914d\u5217\u3092\u8cbc\u308b\u4f8b\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" tabindex=\"0\" aria-label=\"\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u308b\u30b3\u30fc\u30c9\"><code>var data = footage(&quot;labels.json&quot;).sourceData;\ndata[0].color;<\/code><\/pre><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u8868\u793a\u304c\u5909\u308f\u3089\u306a\u3044\u30fb\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3068\u304d<\/h2>\n\n\n<ul class=\"wp-block-list\"><li>\u30d5\u30c3\u30c6\u30fc\u30b8\u304c\u898b\u3064\u304b\u3089\u306a\u3044\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d1\u30cd\u30eb\u306e\u540d\u524d\u3068labels.json\u306e\u8a18\u8ff0\u3092\u7167\u5408\u3059\u308b\u3002<\/li><li>undefined\u304c\u8868\u793a\u3055\u308c\u308b\uff1a\u914d\u5217\u756a\u53f7\u3068text\u30fbcolor\u306e\u30ad\u30fc\u540d\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li><li>JSON\u3092\u8aad\u307f\u8fbc\u3081\u306a\u3044\uff1a\u5f15\u7528\u7b26\u3001\u30ab\u30f3\u30de\u3001\u914d\u5217\u30fb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u62ec\u5f27\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li><li>\u6587\u5b57\u306e\u5207\u308a\u66ff\u3048\u304c\u52d5\u304b\u306a\u3044\uff1a\u300c\u5236\u5fa1\u300d\u30ec\u30a4\u30e4\u30fc\u3068\u300c\u756a\u53f7\u300d\u30a8\u30d5\u30a7\u30af\u30c8\u306e\u540d\u524d\u3001\u5165\u529b\u5148\u304c\u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li><li>\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4\u304c\u53cd\u6620\u3055\u308c\u306a\u3044\uff1a\u5909\u66f4\u3092\u4fdd\u5b58\u3057\u305f\u3046\u3048\u3067\u3001JSON\u30d5\u30c3\u30c6\u30fc\u30b8\u306e\u518d\u8aad\u307f\u8fbc\u307f\u30fb\u7f6e\u304d\u63db\u3048\u3068\u53c2\u7167\u5148\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li><\/ul>\n\n\n<p class=\"wp-block-paragraph\">Adobe Media Encoder\u3084Premiere\u3068\u306e\u53d7\u3051\u6e21\u3057\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u53ce\u96c6\u3092\u884c\u3046\u3068\u304d\u306f\u3001Adobe\u306e\u6848\u5185\u306b\u5f93\u3063\u3066\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u3092\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u306b\u3082\u8ffd\u52a0\u3057\u307e\u3059\u3002\u53c2\u7167\u3060\u3051\u304c\u3042\u308bJSON\u3092\u7d0d\u54c1\u304b\u3089\u6f0f\u3089\u3055\u306a\u3044\u3088\u3046\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u65e7\u8a18\u4e8b\u306eESTK\u30fb\u5916\u90e8\u30d5\u30a1\u30a4\u30eb\u53c2\u7167\u306b\u3064\u3044\u3066<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u65e7\u8a18\u4e8b\u306fExtendScript Toolkit\uff08ESTK\uff09\u3084\u96a0\u3057\u74b0\u5883\u8a2d\u5b9a\u306e\u7de8\u96c6\u3001$.writeln()\u30fb$.evalFile()\u3092\u4f7f\u3046\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u73fe\u884c\u74b0\u5883\u3067\u306e\u518d\u73fe\u306f\u672a\u78ba\u8a8d\u3067\u3059\u3002\u65e7\u74b0\u5883\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304b\u308c\u305f\u884c\u756a\u53f7\u3092\u3001\u73fe\u5728\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u7de8\u96c6\u4f4d\u7f6e\u3068\u3057\u3066\u4f7f\u308f\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\">\u65e7\u8a18\u4e8b\u306e\u5916\u90e8\u30d5\u30a1\u30a4\u30eb\u53c2\u7167\u306f\u3001\u6587\u5b57\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u8fbc\u307f\u306b\u52a0\u3048\u3066\u5916\u90e8\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u3092\u542b\u307f\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u306eJSON\u4f8b\u3068\u306f\u51e6\u7406\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u4ee5\u524d\u306e\u5f0f\u3092\u4fdd\u5b88\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u3068\u5143\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u78ba\u5b9a\u3057\u3066\u304b\u3089\u3001\u30c7\u30fc\u30bf\u306e\u53c2\u7167\u3078\u7f6e\u304d\u63db\u3048\u3089\u308c\u308b\u304b\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" alt=\"\u74b0\u5883\u8a2d\u5b9a\u753b\u9762\" class=\"wp-image-16804\" src=\"https:\/\/cg-method.com\/after-effects\/wp-content\/uploads\/2026\/09\/Screenshot_2019_0903_01-768x557-1.png\"\/><figcaption>\u65e7\u8a18\u4e8b\u306e\u753b\u9762\u3002\u4eca\u56de\u306e\u73fe\u884cAE\u3067\u306e\u64cd\u4f5c\u78ba\u8a8d\u3092\u793a\u3059\u753b\u50cf\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/figcaption><\/figure>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" alt=\"ESTK\u30b3\u30f3\u30bd\u30fc\u30eb\" class=\"wp-image-5898\" src=\"https:\/\/cg-method.com\/after-effects\/wp-content\/uploads\/2026\/09\/Screenshot_2019_0903_01-1.png\"\/><figcaption>\u65e7\u8a18\u4e8b\u306e\u753b\u9762\u3002\u4eca\u56de\u306e\u73fe\u884cAE\u3067\u306e\u64cd\u4f5c\u78ba\u8a8d\u3092\u793a\u3059\u753b\u50cf\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/figcaption><\/figure>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" alt=\"\u5916\u90e8\u53c2\u7167\u7d50\u679c\" class=\"wp-image-2737\" src=\"https:\/\/cg-method.com\/after-effects\/wp-content\/uploads\/2026\/09\/ex01.png\"\/><figcaption>\u65e7\u8a18\u4e8b\u306e\u753b\u9762\u3002\u4eca\u56de\u306e\u73fe\u884cAE\u3067\u306e\u64cd\u4f5c\u78ba\u8a8d\u3092\u793a\u3059\u753b\u50cf\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/figcaption><\/figure>\n\n\n<p class=\"wp-block-paragraph\">\u65e7\u8a18\u4e8b\u306e\u53c2\u8003\u51fa\u5178\uff1a<a href=\"https:\/\/sites.google.com\/site\/annamillersclub\/expression-1\/%E3%82%A8%E3%82%AF%E3%82%B9%E3%83%97%E3%83%AC%E3%83%83%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AE%E5%A4%96%E9%83%A8%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E5%8C%96\">\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u306e\u5916\u90e8\u30d5\u30a1\u30a4\u30eb\u5316<\/a>\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003\u8cc7\u6599\u3068\u95a2\u9023\u3059\u308b\u64cd\u4f5c<\/h2>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/helpx.adobe.com\/after-effects\/desktop\/work-with-expressions\/expression-basics\/legacy-and-extend-script-engine.html\">Adobe\uff1a\u30a8\u30f3\u30b8\u30f3\u3054\u3068\u306e\u69cb\u6587\u5dee\u3068\u672a\u5bfe\u5fdcAPI<\/a>\u3001<a href=\"https:\/\/helpx.adobe.com\/after-effects\/desktop\/animate-in-after-effects\/data-driven-animation\/data-driven-animations.html\">Adobe\uff1a\u30c7\u30fc\u30bf\u99c6\u52d5\u578b\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3<\/a>\u3001<a href=\"https:\/\/helpx.adobe.com\/after-effects\/desktop\/work-with-expressions\/expression-language-reference\/expression-language-reference.html\">Adobe\uff1a\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u8a00\u8a9e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/a>\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/cg-method.com\/after-effects\/after-effects-expression-error\/\">\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u306e\u76f4\u3057\u65b9<\/a>\u3001<a href=\"https:\/\/cg-method.com\/after-effects\/after-effects-layer-visibility-expression-toggle\/\">\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3067\u8868\u793a\u3092\u5207\u308a\u66ff\u3048\u308b\u65b9\u6cd5<\/a>\u3001<a href=\"https:\/\/cg-method.com\/after-effects\/after-effects-composition-name-number-expression\/\">\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u540d\u306e\u6570\u5b57\u3092\u53c2\u7167\u3059\u308b\u65b9\u6cd5<\/a>\u3001<a href=\"https:\/\/cg-method.com\/after-effects\/after-effects-matome\/\">\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/a>\u304b\u3089\u95a2\u9023\u3059\u308b\u64cd\u4f5c\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>\u30a8\u30af\u30b9\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u304c\u8fd4\u3059\u6570\u5024\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3068\u304d\u306f\u3001\u78ba\u8a8d\u7528\u30c6\u30ad\u30b9\u30c8\u30ec\u30a4\u30e4\u30fc\u306b\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u8907\u6570\u306e\u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\u3067\u6587\u5b57\u3084\u8272\u3092\u5171\u901a\u7ba1\u7406\u3059\u308b\u5834\u5408\u306f\u3001JSON\u30d5\u30a1\u30a4\u30eb\u3092\u30d5\u30c3\u30c6\u30fc\u30b8\u3068\u3057\u3066\u8aad\u307f\u8fbc\u307f\u3001sourceData\u304b\u3089\u5024\u3092\u53c2\u7167\u3059\u308b\u65b9 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