{"id":265,"date":"2024-12-23T12:47:57","date_gmt":"2024-12-23T03:47:57","guid":{"rendered":"https:\/\/miginihitsuji.com\/prog\/?p=265"},"modified":"2025-09-25T12:48:43","modified_gmt":"2025-09-25T03:48:43","slug":"wordpress-webp","status":"publish","type":"post","link":"https:\/\/miginihitsuji.com\/prog\/wordpress-webp\/","title":{"rendered":"WordPress\u30b5\u30a4\u30c8\u3067WebP\u753b\u50cf\u306b\u5bfe\u5fdc\u3059\u308b\uff08\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3082\u3067\u304d\u308b\u3088\u3046\u306b\uff09"},"content":{"rendered":"\n<p>WordPress\u30b5\u30a4\u30c8\u3067WebP\u5bfe\u5fdc\u3092\u3057\u305f\u3068\u304d\u306e\u30e1\u30e2\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">WebP\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>WebP\uff08\u30a6\u30a7\u30c3\u30d4\u30fc\uff09\u306f\u3001Google\u304c\u958b\u767a\u30572010\u5e74\u306b\u767b\u5834\u3057\u305f\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3067\u3059\u3002\u6b21\u4e16\u4ee3\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"u-mb-ctrl u-mb-0\"><strong>\u7279\u5fb4<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u975e\u53ef\u9006\u5727\u7e2e\u3068\u53ef\u9006\u5727\u7e2e\u306e\u4e21\u65b9\u3092\u30b5\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>JPEG\u3084PNG\u3088\u308a\u3082\u9ad8\u5727\u7e2e\u7387<\/li>\n\n\n\n<li>\u900f\u904e\u3084\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306b\u3082\u5bfe\u5fdc<\/li>\n\n\n\n<li>\u73fe\u5728\u3001\u307b\u3068\u3093\u3069\u306e\u30e2\u30c0\u30f3\u30d6\u30e9\u30a6\u30b6\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b<\/li>\n<\/ul>\n\n\n\n<p class=\"u-mb-ctrl u-mb-0\"><strong>\u5229\u70b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u5411\u4e0a<\/li>\n\n\n\n<li>Web\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584<\/li>\n\n\n\n<li>\u30e2\u30d0\u30a4\u30eb\u30c7\u30d0\u30a4\u30b9\u306e\u30c7\u30fc\u30bf\u6d88\u8cbb\u3092\u524a\u6e1b\u3067\u304d\u308b<\/li>\n<\/ul>\n\n\n\n<p>Web\u30b5\u30a4\u30c8\u3067WebP\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u300e<a href=\"https:\/\/chromewebstore.google.com\/detail\/lighthouse\/blipmdconlkpinefehnmjammfjpmpbjk?hl=ja\" target=\"_blank\" rel=\"noreferrer noopener\">Lighthouse<\/a>\u300f\uff08Google\u304c\u7121\u6599\u3067\u63d0\u4f9b\u3057\u3066\u3044\u308bWeb\u30b5\u30a4\u30c8\u3092\u5206\u6790\u30fb\u8a3a\u65ad\u3067\u304d\u308bChrome\u62e1\u5f35\u6a5f\u80fd\uff09\u306e\u7d50\u679c\u30ec\u30dd\u30fc\u30c8\u306b\u3082\u300e\u6b21\u4e16\u4ee3\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u306e\u753b\u50cf\u306e\u914d\u4fe1\u300f\u3068\u8a3a\u65ad\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">WordPress\u30b5\u30a4\u30c8\u3067WebP\u753b\u50cf\u914d\u4fe1\u3059\u308b\u306b\u306f<\/h2>\n\n\n\n<p>\u65e2\u306b\u904b\u7528\u4e2d\u306e\u30b5\u30a4\u30c8\u3092\u6b21\u4e16\u4ee3\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u306e\u753b\u50cf\u914d\u4fe1\u306b\u3059\u308b\u306b\u306f\u3001\u65e2\u5b58\u753b\u50cf\u306e\u6700\u9069\u5316\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c8\u3067\u3042\u308c\u3070\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u64cd\u4f5c\u6027\u3092\u8003\u3048\u3066\u3001JPEG\u3084PNG\u753b\u50cf\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u3066\u3082\u3001WebP\u3067\u914d\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u305f\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u3066\u3001\u73fe\u6bb5\u968e\u3067\u306fWordPress\u306fWebP\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u306e\u3067\u3001\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3082\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u3068\u3081\u308b\u3068\u3001\u3084\u308a\u305f\u3044\u3053\u3068\u306f\u4ee5\u4e0b\uff13\u3064<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65e2\u5b58\u753b\u50cf\u3092\u4e00\u62ec\u3067WebP\u306b\u3059\u308b<\/li>\n\n\n\n<li>JPEG\u3084PNG\u753b\u50cf\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u3066\u3082\u3001WebP\u3068\u3057\u3066\u914d\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u3059\u308b<\/li>\n\n\n\n<li>WordPress\u3067WebP\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>1\u30682\u306f\u300eEWWW Image Optimizer\u300f\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u5bfe\u5fdc\u3057\u307e\u3059\u3002<br>3\u306ffunctions.php\u306b\u8ffd\u8a18\u3057\u3066\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EWWW Image Optimizer \u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h2>\n\n\n\n<p>\u300e<a href=\"https:\/\/ja.wordpress.org\/plugins\/ewww-image-optimizer\/\" target=\"_blank\" rel=\"noreferrer noopener\">EWWW Image Optimizer<\/a>\u300f\u306f\u7121\u6599\u3067\u3001\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6642\u306b\u753b\u50cf\u5727\u7e2e\u3092\u884c\u3063\u3066\u304f\u308c\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6e08\u307f\u306e\u753b\u50cf\u3082WebP\u3078\u5909\u63db\u3067\u304d\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6709\u52b9\u306b\u3057\u305f\u3089\u300c\u8a2d\u5b9a\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c\u4eca\u306f\u7121\u6599\u30e2\u30fc\u30c9\u306e\u307e\u307e\u306b\u3059\u308b\u300d\u3092\u9078\u629e\u3057\u3066\u6b21\u3078\u3059\u3059\u307f\u307e\u3059\u3002\u76ee\u6a19\u306f\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30c1\u30a7\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"444\" height=\"401\" src=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_01.png\" alt=\"\" class=\"wp-image-277\" srcset=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_01.png 444w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_01-300x271.png 300w\" sizes=\"(max-width: 444px) 100vw, 444px\" \/><\/figure>\n\n\n\n<p>\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3001WebP\u5909\u63db\u306b\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u753b\u50cf\u306e\u30ea\u30b5\u30a4\u30ba\u3092\u3055\u305b\u305f\u3044\u5834\u5408\u306f\u4efb\u610f\u306epx\u3067\u3002\u30c6\u30fc\u30de\u7b49\u4ed6\u3067\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u300c0\u300d\u3067OK\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"444\" height=\"648\" src=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_02.png\" alt=\"\" class=\"wp-image-278\" srcset=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_02.png 444w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_02-206x300.png 206w\" sizes=\"(max-width: 444px) 100vw, 444px\" \/><\/figure>\n\n\n\n<p>\u8d64\u8272\u306b\u767d\u6587\u5b57PNG\u306e\u5834\u5408\u306f\u3001\u30ea\u30e9\u30a4\u30c8\u30eb\u30fc\u30eb\u306e\u633f\u5165\u304c\u5fc5\u8981\u3067\u3059\u3002\u300c\u30ea\u30e9\u30a4\u30c8\u30eb\u30fc\u30eb\u3092\u633f\u5165\u3059\u308b\u300d\u30dc\u30bf\u30f3\u62bc\u4e0b\u3067\u81ea\u52d5\u633f\u5165\u3067\u304d\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306b\u3088\u3063\u3066\u306f\u6b63\u3057\u304f\u633f\u5165\u3055\u308c\u306a\u3044\u5834\u5408\u3082\u3042\u308b\u3088\u3046\u3067\u3001\u305d\u306e\u5834\u5408\u306f\u624b\u52d5\u3067\u633f\u5165\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"949\" height=\"522\" src=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_03.png\" alt=\"\" class=\"wp-image-279\" srcset=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_03.png 949w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_03-300x165.png 300w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_03-768x422.png 768w\" sizes=\"(max-width: 949px) 100vw, 949px\" \/><\/figure>\n\n\n\n<p><span class=\"swl-inline-color has-swl-deep-01-color\">.htaccess\u306e\u5909\u66f4\u3092\u8aa4\u308b\u3068\u30b5\u30a4\u30c8\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u81ea\u52d5\u633f\u5165\u3059\u308b\u306b\u3057\u3066\u3082\u3001\u5fc5\u305a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u53d6\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059<\/span><\/p>\n\n\n\n<p>\u624b\u52d5\u3067.htaccess\u306b\u633f\u5165\u3059\u308b\u5834\u5408\u306f\u3001WordPress\u306b\u3088\u308a\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308b\u5185\u5bb9\u306e\u5916\u5074\u306b\u633f\u5165\u3059\u308b\u3068\u3044\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-bash\" data-file=\".htaccess\" data-lang=\"Bash\" data-line=\"17-30\" data-show-lang=\"0\"><code># BEGIN WordPress\n# &quot;BEGIN WordPress&quot; \u304b\u3089 &quot;END WordPress&quot; \u307e\u3067\u306e\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6 (\u884c) \u306f\n# \u52d5\u7684\u306b\u751f\u6210\u3055\u308c\u3001WordPress \u30d5\u30a3\u30eb\u30bf\u30fc\u306b\u3088\u3063\u3066\u306e\u307f\u4fee\u6b63\u304c\u53ef\u80fd\u3067\u3059\u3002\n# \u3053\u308c\u3089\u306e\u30de\u30fc\u30ab\u30fc\u9593\u306b\u3042\u308b\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3078\u306e\u3044\u304b\u306a\u308b\u5909\u66f4\u3082\u4e0a\u66f8\u304d\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\n&lt;IfModule mod_rewrite.c&gt;\nRewriteEngine On\nRewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]\nRewriteBase \/\nRewriteRule ^index\\.php$ - [L]\nRewriteCond %{REQUEST_FILENAME} !-f\nRewriteCond %{REQUEST_FILENAME} !-d\nRewriteRule . \/index.php [L]\n&lt;\/IfModule&gt;\n\n# END WordPress\n\n&lt;IfModule mod_rewrite.c&gt;\nRewriteEngine On\nRewriteCond %{HTTP_ACCEPT} image\/webp\nRewriteCond %{REQUEST_FILENAME} (.*)\\.(jpe?g|png|gif)$\nRewriteCond %{REQUEST_FILENAME}.webp -f\nRewriteCond %{QUERY_STRING} !type=original\nRewriteRule (.+)\\.(jpe?g|png|gif)$ %{REQUEST_URI}.webp [T=image\/webp,L]\n&lt;\/IfModule&gt;\n&lt;IfModule mod_headers.c&gt;\n&lt;FilesMatch &quot;\\.(jpe?g|png|gif)$&quot;&gt;\nHeader append Vary Accept\n&lt;\/FilesMatch&gt;\n&lt;\/IfModule&gt;\nAddType image\/webp .webp<\/code><\/pre><\/div>\n\n\n\n<p>\u6210\u529f\u3059\u308b\u3068\u7dd1\u8272\u306b\u767d\u6587\u5b57WEBP\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"909\" height=\"116\" src=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_07.png\" alt=\"\" class=\"wp-image-286\" srcset=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_07.png 909w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_07-300x38.png 300w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_07-768x98.png 768w\" sizes=\"(max-width: 909px) 100vw, 909px\" \/><\/figure>\n\n\n\n<p class=\"is-style-big_icon_caution\">XServer\u3067\u300c\u633f\u5165\u306f\u6210\u529f\u3057\u307e\u3057\u305f\u304c\u3001\u30bb\u30eb\u30d5\u30c6\u30b9\u30c8\u306b\u5931\u6557\u3057\u307e\u3057\u305f: PNG\u306e\u5fdc\u7b54\u304cMINE\u30bf\u30a4\u30d7\u306e\u30c6\u30b9\u30c8\u306b\u5931\u6557\u3057\u307e\u3057\u305f\u300d\u3068\u8b66\u544a\u3055\u308c\u305f\u5834\u5408\u306e\u89e3\u6d88\u65b9\u6cd5\u306f\u5f8c\u8ff0\u3057\u3066\u3044\u307e\u3059<\/p>\n\n\n\n<p>\u3053\u308c\u3067\u3001\u65b0\u898f\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6642\u306bWebP\u753b\u50cf\u304c\u751f\u6210\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65e2\u5b58\u753b\u50cf\u306e\u6700\u9069\u5316<\/h2>\n\n\n\n<p>\u6b21\u306b\u65e2\u5b58\u753b\u50cf\u3092\u4e00\u62ec\u3067\u6700\u9069\u5316\u3057\u307e\u3059\u3002<br>WordPress\u7ba1\u7406\u753b\u9762\u306e\u5de6\u30e1\u30cb\u30e5\u30fc\u300c\u30e1\u30c7\u30a3\u30a2\u300d>\u300c\u4e00\u62ec\u6700\u9069\u5316\u300d\u3067\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3060\u3051\u3067\u3059\u3002\u767b\u9332\u679a\u6570\u306b\u3088\u308a\u5c11\u3057\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"166\" height=\"184\" src=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_05.png\" alt=\"\" class=\"wp-image-284\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">WebP\u8868\u793a\u78ba\u8a8d<\/h2>\n\n\n\n<p>\u8868\u793a\u78ba\u8a8d\u3092\u3057\u3066\u304a\u304d\u307e\u3059\u3002Chrome\u306e\u958b\u767a\u30c4\u30fc\u30eb\u3067\u300cNetwork\u300d\u30bf\u30d6\u3067\u30d5\u30a3\u30eb\u30bf\u300cImg\uff08\u753b\u50cf\uff09\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u8a72\u5f53\u753b\u50cf\u306e\u30bf\u30a4\u30d7\u304cwebp\u306b\u306a\u3063\u3066\u3044\u308c\u3070\u6210\u529f\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"573\" height=\"331\" src=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_06.png\" alt=\"\" class=\"wp-image-285\" srcset=\"https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_06.png 573w, https:\/\/miginihitsuji.com\/prog\/wp\/wp-content\/uploads\/EWWW_06-300x173.png 300w\" sizes=\"(max-width: 573px) 100vw, 573px\" \/><\/figure>\n\n\n\n<h2 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