{"id":22626,"date":"2023-09-13T05:56:45","date_gmt":"2023-09-12T20:56:45","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=22626"},"modified":"2024-12-08T15:09:20","modified_gmt":"2024-12-08T06:09:20","slug":"%e3%80%90web%e6%8a%80%e8%a1%93%e3%80%91%e9%85%8d%e4%bf%a1%e3%81%ae%e3%81%9f%e3%82%81%e3%81%ae%e7%94%bb%e5%83%8f%e3%81%ae%e7%9f%a5%e8%ad%98","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=22626","title":{"rendered":"\u3010Web\u6280\u8853\u3011\u914d\u4fe1\u306e\u305f\u3081\u306e\u753b\u50cf\u306e\u77e5\u8b58"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u6982\u8981\u8868<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><\/td><td>\u753b\u8cea<\/td><td>\u5bb9\u91cf<\/td><td>\u900f\u904e<\/td><td>HTML\u3067\u306e\u62e1\u5927<\/td><td>\u7528\u9014<\/td><\/tr><tr><td>png<\/td><td>\u7dba\u9e97<\/td><td>\u5927\u304d\u3081<\/td><td>OK<\/td><td>NG<\/td><td>\u30ed\u30b4\u3001\u5c0f\u3055\u3081\u306e\u30d0\u30ca\u30fc\u3001UI\u90e8\u54c1\u3001\u56f3\u5f62\u3001\u80cc\u666f\u304c\u900f\u660e\u306a\u753b\u50cf<\/td><\/tr><tr><td>jpg<\/td><td>\u5727\u7e2e\u3059\u308b\u3068\u52a3\u5316<\/td><td>\u5c0f\u3055\u3081(\u5727\u7e2e\u3092\u3059\u308b\u3068\u3044\u3046\u524d\u63d0)<\/td><td>NG<\/td><td>NG<\/td><td>\u5927\u304d\u3081\u306e\u5199\u771f\u3001\u30a4\u30e9\u30b9\u30c8\u3001\u5927\u304d\u3044\u30b5\u30a4\u30ba\u3067\u8272\u6570\u304c\u591a\u3044\u753b\u50cf<\/td><\/tr><tr><td>svg<\/td><td>\u304d\u308c\u3044<\/td><td>\u5c0f\u3055\u3081<br>\uff08\u8907\u96d1\u306a\u753b\u50cf\u306f\u5927\u304d\u3044\uff09<\/td><td>OK<\/td><td>OK<\/td><td>\u30a2\u30a4\u30b3\u30f3\u3001\u6587\u5b57\u3001\u5358\u8272\u3067\u30b7\u30f3\u30d7\u30eb\u306a\u753b\u50cf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">webP<\/h2>\n\n\n\n<p>\u6b21\u4e16\u4ee3\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u30022020\u5e74\u5f8c\u534a\u4ee5\u964d\u306e\u30d6\u30e9\u30a6\u30b6\u3057\u304b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u304c\u4eca\u5f8c\u306f\u3067\u304d\u308b\u3060\u3051\u30b5\u30a4\u30c8\u5185\u306e\u753b\u50cf\u306f\u3053\u308c\u306b\u7f6e\u304d\u63db\u3048\u308b\u306e\u306f\u671b\u307e\u3057\u3044\u3002\u5168\u3066\u306e\u753b\u50cf\u3092\u7f6e\u304d\u63db\u3048\u308b\u306e\u306f\u30d6\u30e9\u30a6\u30b6\u306e\u5bfe\u5fdc\u72b6\u6cc1\u304b\u3089\u3057\u3066\u307e\u3060\u53b3\u3057\u3044\u3002\u900f\u904e\u3082\u3044\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30e1\u30ea\u30c3\u30c8\u3068\u3057\u3066\u306f\u3001\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u3068\u753b\u50cf\u751f\u6210\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u70b9<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">AVIF<\/h2>\n\n\n\n<p>webP\u3088\u308a\u3082\u5727\u7e2e\u7387\u304c\u9ad8\u3044\u304c\u3001\u307e\u3060webP\u3088\u308a\u3082\u666e\u53ca\u306f\u3082\u3046\u5c11\u3057\u5f8c\u306b\u306a\u308b\u3002\u900f\u904e\u3082\u3044\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30e1\u30ea\u30c3\u30c8\u3068\u3057\u3066\u306f\u3001\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u3068\u753b\u50cf\u751f\u6210\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u70b9<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">JEPG<\/h2>\n\n\n\n<p>\u4e00\u822c\u7684\u306b\u5199\u771f\u306f\u3053\u308c\u3067\u3059\u3002<\/p>\n\n\n\n<p>WebP\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408\u306e\u30d5\u30a1\u30fc\u30b9\u30c8\u30c1\u30e7\u30a4\u30b9\u3068\u3057\u3066\u306f\u57fa\u672c\u306fJPEG\u306b\u306a\u308a\u307e\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066JPEG\u306a\u3069\u65e7\u4e16\u4ee3\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u4f7f\u3046\u306a\u3069\u306e\u51fa\u3057\u5206\u3051\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u975e\u53ef\u9006\u5727\u7e2e\u306a\u306e\u3067PNG\u306b\u306f\u753b\u8cea\u3067\u306f\u52a3\u308a\u307e\u3059\u304c\u3001\u5bb9\u91cf\u306f\u4e0b\u304c\u308b\u306e\u3067\u914d\u4fe1\u9762\u3067\u306f\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">quality<\/h3>\n\n\n\n<p>\u753b\u8cea\u3067\u3059\u3002\u914d\u4fe1\u306b\u304a\u3044\u3066\u306f100\u3067\u306f\u306a\u304f90\u306a\u3069\u5c11\u3057\u753b\u8cea\u3092\u843d\u3068\u3059\u3068\u30b5\u30a4\u30ba\u304c\u4e0b\u304c\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u306b\u3088\u3063\u3066\u3082\u540c\u3058quality\u306b\u3088\u3063\u3066\u3069\u308c\u304f\u3089\u3044\u753b\u8cea\u304c\u5909\u5316\u3059\u308b\u304b\u3082\u304b\u308f\u308a\u307e\u3059\u3002\u3088\u308a\u753b\u8cea\u306e\u826f\u3044\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3092\u63a2\u3059\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002\u6709\u540d\u306a\u3082\u306e\u3068\u3057\u3066\u306f\u300cmozjpeg\u300d\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f62\u5f0f<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3<\/h4>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6\u306e\u65b9\u304c\u751f\u6210\u306b\u6642\u9593\u304c\u304b\u304b\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6<\/h4>\n\n\n\n<p>\u4e00\u822c\u7684\u306b\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3088\u308a\u3082\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u304f\u306a\u308b\u304c\u751f\u6210\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u3002\u914d\u4fe1\u3059\u308b\u4e0a\u3067\u306f\u3067\u304d\u308c\u3070\u3053\u3061\u3089\u3092\u4f7f\u3063\u3063\u3066\u3044\u304f\u3079\u304d\u3067\u3059\u3002mozjpeg\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u3053\u3061\u3089\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ab\u30e9\u30fc\u30e2\u30fc\u30c9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">RGB<\/h4>\n\n\n\n<p>Web\u753b\u50cf\u306f\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Exif<\/h3>\n\n\n\n<p>JPEG\u306e\u30e1\u30bf\u60c5\u5831\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002\u4f4d\u7f6e\u60c5\u5831\u3084\u30b5\u30e0\u30cd\u30a4\u30eb\u3082\u542b\u307e\u308c\u308b\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u6295\u7a3f\u753b\u50cf\u3092\u53d7\u3051\u4ed8\u3051\u308b\u3068\u304d\u306fExif\u60c5\u5831\u3092\u6d88\u3059\u5bfe\u5fdc\u304c\u5fc5\u8981\u306b\u306a\u3063\u305f\u308a\u3057\u307e\u3059\u3002\u305d\u306e\u969b\u306f\u3001Exif Orientation\u3068ICC\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306f\u6d88\u3055\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\uff08\u753b\u50cf\u306e\u5411\u304d\u3084\u8272\u5473\u304c\u304a\u304b\u3057\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\uff09<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GIF<\/h2>\n\n\n\n<p>\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3044\u305f\u3044\u3068\u304d\u306f\u3001\u753b\u50cf\u306a\u3089GIF\u304c\u7b2c\u4e00\u5019\u88dc\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3001\u9577\u6642\u9593\u306e\u52d5\u753b\u3084\u9ad8\u5ea6\u306a\u30a4\u30e9\u30b9\u30c8\u98a8\u666f\u306a\u3069mp4\u306a\u3069\u306e\u52d5\u753b\u5f62\u5f0f\u3092\u691c\u8a0e\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002256\u8272\u3057\u304b\u4f7f\u3048\u306a\u3044\u306e\u3067\u898b\u305f\u76ee\u3082\u60aa\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3061\u306a\u307f\u306b\u53ef\u9006\u5727\u7e2e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">PNG<\/h2>\n\n\n\n<p>JPEG\u306f\u900f\u904e\u304c\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u900f\u904e\u3055\u305b\u305f\u3044\u5834\u5408\u306f\u3053\u3061\u3089\u3092\u4f7f\u3044\u307e\u3059\u3002\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30ab\u30e9\u30fc(8bit)\u306b\u304a\u3044\u3066\u3082\u534a\u900f\u5316\u304c\u3067\u304d\u308b\u306e\u3067\u30b8\u30e3\u30ae\u30fc\u304c\u76ee\u7acb\u3061\u3065\u3089\u304f\u306a\u308a\u307e\u3059\u3002\uff08GIF\u3067\u3082\u5bfe\u5fdc\u3067\u304d\u308b\u304cPNG\u307b\u3069\u900f\u904e\u7387\u3092\u5236\u5fa1\u3067\u304d\u306a\u3044\u3002\uff09<\/p>\n\n\n\n<p>\u307e\u305f\u3001PNG\u306f\u53ef\u9006\u5727\u7e2e\u306a\u306e\u3067\u898b\u305f\u76ee\u304c\u52a3\u5316\u3057\u306a\u3044\u3068\u3044\u3046\u7279\u5fb4\u3082\u3042\u308a\u307e\u3059\u3002\u300c\u52a3\u5316\u3059\u308b\u3068\u56f0\u308b\u306e\u3067PNG\u306b\u3057\u3066\u3044\u308b\u300d\u3068\u3044\u3046\u30b5\u30a4\u30c8\u304c\u4e16\u306e\u4e2d\u306b\u306f\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u7684\u306b\u672c\u5f53\u306b\u5fc5\u8981\u306a\u306e\u304b\u306f\u3061\u3083\u3093\u3068\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\uff08\u307e\u305a\u306fJPEG\u3067\u8a66\u3057\u3066\u305d\u308c\u3067\u3082\u30af\u30aa\u30ea\u30c6\u30a3\u306b\u554f\u984c\u304c\u3042\u308a\u305d\u3046\u306a\u3089PNG\u306b\u3059\u308b\u3068\u3044\u3046\u611f\u3058\u3067\u691c\u8a0e\u3092\u9032\u3081\u308b\u306e\u304c\u826f\u3044\u3067\u3059\u3002\uff09<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u3088\u308a\u7d30\u304b\u304f\u898b\u305f\u3044\u8a73\u7d30\u753b\u9762\u3067\u306f\u52a3\u5316\u306a\u3057\u306ePNG\u306b\u3057\u3066\u3001\u4e00\u89a7\u3067\u306fJPEG\u306b\u3059\u308b\u3068\u3044\u3046\u4f7f\u3044\u5206\u3051\u3067\u3082\u826f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\uff08\u8981\u4ef6\u306b\u3088\u308a\u307e\u3059\u304c\u3002\uff09<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PNG8<\/h3>\n\n\n\n<p>\u8272\u6570\u304c\u5c11\u306a\u3044\u753b\u50cf\u306e\u5834\u5408\u306fPNG8\u3092\u4f7f\u3046\u3068\u826f\u3044\u3067\u3059\u3002PNG\u306e\u4e2d\u3067\u306f\u304b\u306a\u308a\u5f37\u529b\u306b\u5727\u7e2e\u3055\u308c\u308b\u305f\u3081\u5bb9\u91cf\u304c\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u30dc\u30bf\u30f3\u3084\u30ed\u30b0\u306a\u3069\u304c\u8a72\u5f53\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PNG24<\/h3>\n\n\n\n<p>\u900f\u904e\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u30a4\u30e9\u30b9\u30c8<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PNG32<\/h3>\n\n\n\n<p>\u900f\u904e\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a4\u30e9\u30b9\u30c8<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d9\u30af\u30bf\u753b\u50cf(svg)<\/h2>\n\n\n\n<p>webP\u3001jpeg\u3001gif\u3001png\u306a\u3069\u306f\u30d4\u30af\u30bb\u30eb\u5358\u4f4d\u3067\u6271\u3046\u30e9\u30b9\u30bf\u753b\u50cf\u3067\u3059\u3002\u62e1\u5927\u3059\u308b\u3068\u8272\u304c\u6ef2\u3093\u3060\u308a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u3001\u30a2\u30a4\u30b3\u30f3\u306e\u3088\u3046\u306a\u56f3\u5f62\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u3067\u304d\u3066\u3044\u308b\u3082\u306e\u3067\u3042\u308c\u3070SVG\u3092\u4f7f\u3046\u3068\u3044\u3046\u9078\u629e\u80a2\u3082\u3042\u308a\u307e\u3059\u3002SVG\u306f\u30c6\u30ad\u30b9\u30c8\u3067\u3067\u304d\u3066\u3044\u308b\u306e\u3067\u5727\u7e2e\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u304f\u3001\u5727\u7e2e\u304b\u3089\u6f0f\u308c\u3066\u3044\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308b\u306e\u3067\u3059\u304c\u5fd8\u308c\u305a\u306b\u6307\u5b9a\u3059\u308b\u3068\u826f\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u753b\u50cf\u306e\u6700\u9069\u5316<\/h2>\n\n\n\n<p>jpegtran\u3084\u3001GIFsicl\u306a\u3069\u306e\u30c4\u30fc\u30eb\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306fimagemin\u306a\u3069\u306e\u30e9\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u304b\u3089\u547c\u3073\u51fa\u3057\u305f\u308a\u3001\u30bf\u30b9\u30af\u30e9\u30f3\u30ca\u30fc\u3084\u30d3\u30eb\u30c9\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3082\u3057\u304f\u306f\u3001ImageOptim\u306a\u3069\u306eGUI\u30c4\u30fc\u30eb\u304b\u3089\u4f7f\u3063\u305f\u308a\u3059\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u6982\u8981\u8868 \u753b\u8cea \u5bb9\u91cf \u900f\u904e HTML\u3067\u306e\u62e1\u5927 \u7528\u9014 png \u7dba\u9e97 \u5927\u304d\u3081 OK NG \u30ed\u30b4\u3001\u5c0f\u3055\u3081\u306e\u30d0\u30ca\u30fc\u3001UI\u90e8\u54c1\u3001\u56f3\u5f62\u3001\u80cc\u666f\u304c\u900f\u660e\u306a\u753b\u50cf jpg \u5727\u7e2e\u3059\u308b\u3068\u52a3\u5316 \u5c0f\u3055\u3081(\u5727\u7e2e\u3092\u3059\u308b\u3068\u3044\u3046\u524d\u63d0) NG NG \u5927\u304d\u3081\u306e\u5199\u771f [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[122],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/22626"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22626"}],"version-history":[{"count":16,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/22626\/revisions"}],"predecessor-version":[{"id":24420,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/22626\/revisions\/24420"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22626"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}