{"id":11472,"date":"2021-07-06T06:30:38","date_gmt":"2021-07-05T21:30:38","guid":{"rendered":"https:\/\/www.suzukikenichi.com\/blog\/?p=11472"},"modified":"2021-07-06T06:13:19","modified_gmt":"2021-07-05T21:13:19","slug":"should-you-redirect-jpg-to-webp","status":"publish","type":"post","link":"https:\/\/www.suzukikenichi.com\/blog\/should-you-redirect-jpg-to-webp\/","title":{"rendered":"JPG\u304b\u3089WebP\u306b\u753b\u50cf\u3092\u7f6e\u304d\u63db\u3048\u308b\u3068\u304d\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u5fc5\u8981\u304b\uff1f"},"content":{"rendered":"<p class=\"p20-b al-r small\">[\u30ec\u30d9\u30eb: \u4e0a\u7d1a]<\/p>\n<p>\u30b3\u30f3\u30c6\u30f3\u30c4\u5185\u3067\u914d\u4fe1\u3057\u3066\u3044\u308b JPG \u3084 PNG \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u753b\u50cf\u3092 WebP \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u753b\u50cf\u306b\u7f6e\u304d\u63db\u3048\u305f\u5834\u5408\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u5fc5\u8981\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p class=\"p60-b\">\u5143\u306e JPG\/PNG \u306e\u914d\u4fe1\u3092\u7d9a\u3051\u308b\u304b\u3069\u3046\u304b\u3067\u5909\u308f\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n<h2>\u5b8c\u5168\u306a\u7f6e\u304d\u63db\u3048\u306a\u3089\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<\/h2>\n<p>\u753b\u50cf\u3092 WebP \u306b\u7f6e\u304d\u63db\u3048\u3066\u3001JPG\/PNG \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u306f\u3082\u3046\u914d\u4fe1\u3057\u306a\u3044\u3068\u3044\u3046\u306e\u3067\u3042\u308c\u3070\u3001\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3068\u3044\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u25bc\u4eca\u307e\u3067 (JPG \u3067\u914d\u4fe1)<\/strong><\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">&lt;img src=\"\/images\/cat.<strong>jpg<\/strong>\" alt=\"cat\" width=\"256\" height=\"256\"&gt;<\/code><\/pre>\n<p><strong>\u25bc\u7f6e\u304d\u63db\u3048\u5f8c (WebP \u3067\u914d\u4fe1)<\/strong><\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">&lt;img src=\"\/images\/cat.<strong>webp<\/strong>\" alt=\"cat\" width=\"256\" height=\"256\"&gt;<\/code><\/pre>\n<p class=\"p40-b\">\u3053\u3046\u3057\u305f\u30b1\u30fc\u30b9\u3067\u306f\u3001<code>.jpg<\/code> \u3092 <code>.webp<\/code> \u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u69cb\u6210\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<br \/>Google \uff08\u753b\u50cf\uff09\u691c\u7d22\u306b\u304a\u3051\u308b JPG \u753b\u50cf\u306e\u8a55\u4fa1\u304c WebP \u753b\u50cf\u306b\u5f15\u304d\u7d99\u304c\u308c\u307e\u3059\u3002<\/p>\n<h2>\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3067 JPG\/PNG \u914d\u4fe1\u7d99\u7d9a\u306a\u3089\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u4e0d\u8981<\/h2>\n<p>\u73fe\u5728\u306f\u3001<a href=\"https:\/\/caniuse.com\/webp\">\u591a\u304f\u306e\u30d6\u30e9\u30a6\u30b6\u304c WebP \u3092\u30b5\u30dd\u30fc\u30c8<\/a>\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<br \/>\u305d\u308c\u3067\u3082\u3059\u3079\u3066\u306e\u30d6\u30e9\u30a6\u30b6\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\u307e\u305f\u3001Safari \u3082\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u304c\u3001PC \u7248\u3067\u306f OS \u304c <a href=\"https:\/\/www.suzukikenichi.com\/blog\/safari-on-big-sur-now-supports-webp\/\">Big Sur \u4ee5\u964d<\/a>\u3068\u3044\u3046\u6761\u4ef6\u304c\u4ed8\u304d\u307e\u3059\u3002<\/p>\n<p>WebP \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u3044\u30d6\u30e9\u30a6\u30b6\u306e\u305f\u3081\u306b JPG \u3084 PNG \u306e\u914d\u4fe1\u3082\u7d9a\u3051\u308b\u3068\u3044\u3046\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u69cb\u6210\u3092\u4e00\u822c\u7684\u306b\u306f\u63a1\u7528\u3057\u307e\u3059\u3002<br \/>\u5177\u4f53\u7684\u306b\u306f\u3001<code>img<\/code> \u30bf\u30b0\u306e <code>srcset<\/code> \u5c5e\u6027\u3084 <code>picture<\/code> \u30bf\u30b0\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">&lt;picture&gt;\r\n  &lt;source srcset=\"\/images\/cat.avif\" type=\"image\/avif\"&gt;\r\n  &lt;source srcset=\"\/images\/cat.webp\" type=\"image\/webp\"&gt;\r\n  &lt;img src=\"\/images\/cat.jpg\" alt=\"cat\" width=\"256\" height=\"256\"&gt;\r\n&lt;\/picture&gt;<\/code><\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u3068\u6b21\u306e\u9806\u756a\u3067\u30d6\u30e9\u30a6\u30b6\u306f\u753b\u50cf\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<ol>\n<li>AVIF \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308c\u3070\u3001<code>cat.avif<\/code> \u3092\u8aad\u307f\u8fbc\u3080<br \/>\u203b<a href=\"https:\/\/webtan.impress.co.jp\/e\/2020\/09\/04\/37312#item01\">AVIF<\/a> \u306f WebP \u3088\u308a\u3082\u3055\u3089\u306b\u8efd\u91cf\u306a\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3002\u73fe\u72b6\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u306e\u306f Chrome \u3084 Opera \u306a\u3069<a href=\"https:\/\/caniuse.com\/avif\">\u3054\u304f\u4e00\u90e8\u306e\u30d6\u30e9\u30a6\u30b6<\/a>\u306e\u307f<\/li>\n<li>AVIF \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u304f\u3066\u3082 WebP \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308c\u3070\u3001<code>cat.webp<\/code> \u3092\u8aad\u307f\u8fbc\u3080<\/li>\n<li>AVIF \u3082 WebP \u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u306a\u3051\u308c\u3070\u3001<code>cat.jpg<\/code> \u3092\u8aad\u307f\u8fbc\u3080<br \/>\u203b\u4eca\u3067\u3042\u308c\u3070\u5b9f\u8cea\u7684\u306b\u306f\u3001\u3059\u3079\u3066\u306e\u30d6\u30e9\u30a6\u30b6\u304c JPG \u753b\u50cf\u3092\u8868\u793a\u3067\u304d\u308b<\/li>\n<\/ol>\n<p>\u3053\u306e\u69cb\u6210\u3067\u306f\u3001WebP\uff08\u3068 AVIF\uff09\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u753b\u50cf\u3092\u306f\u3059\u308b\u3082\u306e\u306e\u3001JPG \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u306e\u914d\u4fe1\u3082\u7d9a\u3051\u307e\u3059\u3002<br \/>\u5b8c\u5168\u306b\u7f6e\u304d\u63db\u3048\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><strong><mark>\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u4e0d\u8981<\/mark><\/strong>\u3067\u3059\u3002<\/p>\n<p>\u753b\u50cf\u691c\u7d22\u306b\u306f JPG \u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u7d9a\u3051\u307e\u3059\uff08\u72b6\u6cc1\u306b\u3088\u3063\u3066\u306f WebP \u3082\u8868\u793a\u3055\u308c\u308b\u304b\u3082\u3002AVIF \u306f<a href=\"https:\/\/www.suzukikenichi.com\/blog\/amp-logo-can-be-any-file-format-supported-by-google-images\/\">\u753b\u50cf\u691c\u7d22\u3067\u306f\u307e\u3060\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/a>\uff09\u3002<br \/>WebP \u304c JPG\uff08\u3084 PNG\uff09\u3088\u308a\u3082\u753b\u50cf\u691c\u7d22\u3067\u8a55\u4fa1\u304c\u9ad8\u3044\u3068\u3044\u3046\u3053\u3068\u306a\u3044\u306e\u3067\u5fc3\u914d\u3044\u308a\u307e\u305b\u3093\u3002<\/p>\n<p class=\"p60-t p30-b\"><a href=\"https:\/\/www.suzukikenichi.com\/blog\/google-begins-to-roll-out-page-experience-update\/\">\u30da\u30fc\u30b8 \u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u5b9f\u65bd<\/a>\u306b\u3088\u308a<a href=\"https:\/\/www.suzukikenichi.com\/blog\/google-introduces-web-vitals\/\">\u30b3\u30a2 \u30a6\u30a7\u30d6 \u30d0\u30a4\u30bf\u30eb<\/a>\u304c\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u306b\u7d44\u307f\u8fbc\u307e\u308c\u307e\u3057\u305f\u3002<br \/>LCP \u6539\u5584\u306e\u305f\u3081\u306b\u6b21\u4e16\u4ee3\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u3042\u308b WebP\uff08\u3084\u3055\u3089\u306b\u6700\u65b0\u306e AVIF\uff09\u3067\u753b\u50cf\u3092\u914d\u4fe1\u3059\u308b\u30b5\u30a4\u30c8\u3082\u5897\u3048\u3066\u304d\u305f\u3053\u3068\u3067\u3057\u3087\u3046\u3002<br \/>\u753b\u50cf\u691c\u7d22\u306b\u9069\u5207\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b\u3001\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u304c\u5fc5\u8981\u304b\u3069\u3046\u304b\u3082\u8003\u616e\u306b\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>[H\/T] <a href=\"https:\/\/twitter.com\/JohnMu\/status\/1410122008655024132\">&#x1f34c; John &#x1f34c;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30b3\u30f3\u30c6\u30f3\u30c4\u5185\u3067\u914d\u4fe1\u3057\u3066\u3044\u308b JPG \u3084 PNG \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u753b\u50cf\u3092 WebP \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u753b\u50cf\u306b\u7f6e\u304d\u63db\u3048\u305f\u5834\u5408\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u5fc5\u8981\u306a\u306e\u3060\u308d\u3046\u304b\uff1f<\/p>\n","protected":false},"author":1,"featured_media":11473,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[506,1539],"class_list":["post-11472","post","type-post","status-publish","format-standard","has-post-thumbnail","category-google-seo","tag-image-search","tag-webp"],"_links":{"self":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/11472","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/comments?post=11472"}],"version-history":[{"count":0,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/11472\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media\/11473"}],"wp:attachment":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media?parent=11472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/categories?post=11472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/tags?post=11472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}