{"id":10605,"date":"2021-03-30T09:00:00","date_gmt":"2021-03-30T00:00:00","guid":{"rendered":"http:\/\/www.mizutan.com\/wordpress\/?p=10605"},"modified":"2025-01-25T14:21:55","modified_gmt":"2025-01-25T05:21:55","slug":"post-10605","status":"publish","type":"post","link":"https:\/\/www.mizutan.com\/wordpress\/?p=10605","title":{"rendered":"EWWW Image Optimizer \u3067\u300cjpegtran, optipng, gifsicle \u304c\u3042\u308a\u307e\u305b\u3093\u300d\u304c\u51fa\u305f\u5834\u5408\u306e\u5bfe\u51e6\u65b9\u6cd5"},"content":{"rendered":"\n<p>WordPress\u30b5\u30a4\u30c8\u306e\u9ad8\u901f\u5316\u3084\u753b\u50cf\u306e\u6700\u9069\u5316\u306b\u4fbf\u5229\u306a\u30d7\u30e9\u30b0\u30a4\u30f3\u300cEWWW Image Optimizer\u300d\u3002<br><br>\u3057\u304b\u3057\u3001\u3053\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3068\u3001\u8a2d\u5b9a\u753b\u9762\u3084\u6700\u9069\u5316\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b<strong>\u300cjpegtran, optipng, gifsicle \u304c\u3042\u308a\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a<\/strong>\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br><br>\u3053\u306e\u30a8\u30e9\u30fc\u306f\u3001\u753b\u50cf\u6700\u9069\u5316\u306b\u5fc5\u8981\u306a\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304c\u30b5\u30fc\u30d0\u30fc\u4e0a\u3067\u5229\u7528\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<br>\u3053\u306e\u307e\u307e\u3067\u306f\u3001\u753b\u50cf\u306e\u5727\u7e2e\u51e6\u7406\u304c\u6b63\u5e38\u306b\u884c\u3048\u305a\u3001<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#fe0000\" class=\"has-inline-color\">\u30b5\u30a4\u30c8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u306b\u3082\u652f\u969c<\/mark><\/strong>\u304c\u51fa\u3066\u3057\u307e\u3044\u307e\u3059\u3002<br><br>\u672c\u8a18\u4e8b\u3067\u306f\u3001<span data-color=\"#ffff00\" style=\"background: linear-gradient(transparent 60%,rgba(255, 255, 0, 0.7) 0);\" class=\"vk_highlighter\">\u3053\u306e\u30a8\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u308b\u539f\u56e0\u3092\u8a73\u3057\u304f\u8ffd\u3044\u304b\u3051\u3001\u5177\u4f53\u7684\u306a\u5bfe\u51e6\u65b9\u6cd5\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u3054\u7d39\u4ecb<\/span>\u3057\u307e\u3059\u3002<br><br>\u521d\u5fc3\u8005\u306e\u65b9\u3067\u3082\u7c21\u5358\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u624b\u9806\u3092\u9806\u3092\u8ffd\u3063\u3066\u8aac\u660e\u3057\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n\n\n\n<!-- WP QUADS v. 2.0.98  Shortcode Ad -->\n<div class=\"quads-location quads-ad\" id=\"quads-ad\" style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n\u30b9\u30dd\u30f3\u30b5\u30fc\u30ea\u30f3\u30af\r\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-1169427325398969\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<!-- www_\u30a4\u30f3\u30c8\u30ed -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-1169427325398969\"\r\n     data-ad-slot=\"1208333098\"\r\n     data-ad-format=\"rectangle\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><br><\/div>\n\n\n\n\n<h2 class=\"wp-block-heading is-style-vk-heading-double_black\">EWWW Image Optimizer \u3067\u30a8\u30e9\u30fc\u767a\u751f<\/h2>\n\n\n\n<p>60\u723a\u306f\u3001<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#fe0000\" class=\"has-inline-color\">\u753b\u50cf\u6700\u9069\u5316\u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u3057\u3066\u3001EWWW Image Optimizer \u3092\u4f7f\u7528<\/mark><\/strong>\u3057\u3066\u3044\u307e\u3059\u3002<br><br>\u3053\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f7f\u7528\u3059\u308c\u3070\u3001<strong>\u7c21\u5358\u306b\u753b\u50cf\u30b5\u30a4\u30ba\u3092\u6700\u9069\u5316\u3057\u3066\u30b5\u30a4\u30c8\u306e\u8868\u793a\u901f\u5ea6\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/strong>\u3093\u3067\u3059\u3002<br><br>\u6700\u8fd1\u3001\u6c17\u304c\u4ed8\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30da\u30fc\u30b8\u3092\u898b\u3066\u3044\u305f\u3068\u3053\u308d\u3001EWWW Image Optimizer \u306b\u6b21\u306e\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"95\" src=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_hyoji_1-1024x95.jpg\" alt=\"\" class=\"wp-image-10608\" srcset=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_hyoji_1-1024x95.jpg 1024w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_hyoji_1-300x28.jpg 300w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_hyoji_1-768x71.jpg 768w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_hyoji_1-375x35.jpg 375w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_hyoji_1.jpg 1267w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u898b\u306b\u304f\u3044\u306e\u3067\u66f8\u304d\u51fa\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-light-green-cyan-background-color has-background\">EWWW Image Optimizer \u306f jpegtran, optipng, pngout, pngquant, gifsicle, and cwebp \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 jpegtran, optipng, gifsicle \u304c\u3042\u308a\u307e\u305b\u3093\u3002 \u8a2d\u5b9a\u30da\u30fc\u30b8 \u3068 \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806 \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u306a\u304a\u3001\u3053\u306e\u5185\u5bb9\u3068\u95a2\u4fc2\u304c\u3042\u308b\u304b\u4e0d\u660e\u3067\u3059\u304c\u3001search console \u3067\u3001\u30e2\u30d0\u30a4\u30eb\u306e\u901f\u5ea6\u304c\u300c\u6539\u5584\u304c\u5fc5\u8981\u300d\u306b\u5909\u308f\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"375\" src=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/kaizen_1-1024x375.jpg\" alt=\"\" class=\"wp-image-10610\" srcset=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/kaizen_1-1024x375.jpg 1024w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/kaizen_1-300x110.jpg 300w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/kaizen_1-768x281.jpg 768w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/kaizen_1-375x137.jpg 375w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/kaizen_1.jpg 1118w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6570\u65e5\u524d\u307e\u3067\u306f\u3001\u5168\u304f\u554f\u984c\u304c\u306a\u304b\u3063\u305f\u306e\u3067\u3059\u304c\u2026\u3002<\/p>\n\n\n\n<!-- WP QUADS v. 2.0.98  Shortcode Ad -->\n<div class=\"quads-location quads-ad\" id=\"quads-ad\" style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n\u30b9\u30dd\u30f3\u30b5\u30fc\u30ea\u30f3\u30af\r\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-1169427325398969\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-1169427325398969\"\r\n     data-ad-slot=\"8169621401\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><br><\/div>\n\n\n\n\n<h2 class=\"wp-block-heading is-style-vk-heading-double_black\">\u30a8\u30e9\u30fc\u306e\u5bfe\u51e6\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u4e0a\u8ff0\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u898b\u308b\u9650\u308a\u3001\u4e09\u3064\u306e\u30a2\u30d7\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308c\u3070\u554f\u984c\u306a\u304b\u308d\u3046\u3068\u9ad8\u3092\u304f\u304f\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u3061\u3087\u3063\u3068\u554f\u984c\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>jpegtran<\/li>\n\n\n\n<li>optipng<\/li>\n\n\n\n<li>gifsicle<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">optipng, gifsicle\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n\n\n\n<p>optipng, gifsicle \u306f\u3001\u554f\u984c\u306a\u304f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u3010optipng\u3011<\/h4>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>mizutan@raspberrypi:~ $ sudo apt-get install optipng\n[sudo] mizutan \u306e\u30d1\u30b9\u30ef\u30fc\u30c9:\n\u30d1\u30c3\u30b1\u30fc\u30b8\u30ea\u30b9\u30c8\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059\u2026 \u5b8c\u4e86\n\u4f9d\u5b58\u95a2\u4fc2\u30c4\u30ea\u30fc\u3092\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\n\u72b6\u614b\u60c5\u5831\u3092\u8aad\u307f\u53d6\u3063\u3066\u3044\u307e\u3059\u2026 \u5b8c\u4e86\n\u4ee5\u4e0b\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u81ea\u52d5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u3082\u3046\u5fc5\u8981\u3068\u3055\u308c\u3066\u3044\u307e\u305b\u3093:\nrpi-eeprom-images\n\u3053\u308c\u3092\u524a\u9664\u3059\u308b\u306b\u306f &#39;sudo apt autoremove&#39; \u3092\u5229\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n\u4ee5\u4e0b\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u65b0\u305f\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059:\noptipng\n\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9: 0 \u500b\u3001\u65b0\u898f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb: 1 \u500b\u3001\u524a\u9664: 0 \u500b\u3001\u4fdd\u7559: 0 \u500b\u3002\n78.8 kB \u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u53d6\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\n\u3053\u306e\u64cd\u4f5c\u5f8c\u306b\u8ffd\u52a0\u3067 176 kB \u306e\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\u304c\u6d88\u8cbb\u3055\u308c\u307e\u3059\u3002\n\u53d6\u5f97:1 https:\/\/ftp.jaist.ac.jp\/pub\/Linux\/raspbian-archive\/raspbian buster\/main armhf optipng armhf 0.7.7-1 [78.8 kB]\n78.8 kB \u3092 3\u79d2 \u3067\u53d6\u5f97\u3057\u307e\u3057\u305f (28.0 kB\/s)\n\u4ee5\u524d\u306b\u672a\u9078\u629e\u306e\u30d1\u30c3\u30b1\u30fc\u30b8 optipng \u3092\u9078\u629e\u3057\u3066\u3044\u307e\u3059\u3002\n(\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059 \u2026 \u73fe\u5728 97434 \u500b\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u30a4\u30f3 \u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u307e\u3059\u3002)\n\u2026\/optipng_0.7.7-1_armhf.deb \u3092\u5c55\u958b\u3059\u308b\u6e96\u5099\u3092\u3057\u3066\u3044\u307e\u3059 \u2026\noptipng (0.7.7-1) \u3092\u5c55\u958b\u3057\u3066\u3044\u307e\u3059\u2026\noptipng (0.7.7-1) \u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059 \u2026\nman-db (2.8.5-2) \u306e\u30c8\u30ea\u30ac\u3092\u51e6\u7406\u3057\u3066\u3044\u307e\u3059 \u2026<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u306e\u3042\u3068\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30da\u30fc\u30b8\u3092\u898b\u308b\u3068\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304b\u3089 optipng \u304c\u6d88\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"56\" src=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_1_2.jpg\" alt=\"\" class=\"wp-image-10612\" srcset=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_1_2.jpg 810w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_1_2-300x21.jpg 300w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_1_2-768x53.jpg 768w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_1_2-375x26.jpg 375w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/figure>\n\n\n\n<p>\u6b21\u306f\u3001gifsicle\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u3010gifsicle\u3011<\/h4>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>mizutan@raspberrypi:~ $ sudo apt-get install gifsicle\n\u30d1\u30c3\u30b1\u30fc\u30b8\u30ea\u30b9\u30c8\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059\u2026 \u5b8c\u4e86\n\u4f9d\u5b58\u95a2\u4fc2\u30c4\u30ea\u30fc\u3092\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\n\u72b6\u614b\u60c5\u5831\u3092\u8aad\u307f\u53d6\u3063\u3066\u3044\u307e\u3059\u2026 \u5b8c\u4e86\n\u4ee5\u4e0b\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u81ea\u52d5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u3082\u3046\u5fc5\u8981\u3068\u3055\u308c\u3066\u3044\u307e\u305b\u3093:\nrpi-eeprom-images\n\u3053\u308c\u3092\u524a\u9664\u3059\u308b\u306b\u306f &#39;sudo apt autoremove&#39; \u3092\u5229\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n\u4ee5\u4e0b\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u65b0\u305f\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059:\ngifsicle\n\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9: 0 \u500b\u3001\u65b0\u898f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb: 1 \u500b\u3001\u524a\u9664: 0 \u500b\u3001\u4fdd\u7559: 0 \u500b\u3002\n130 kB \u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u53d6\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\n\u3053\u306e\u64cd\u4f5c\u5f8c\u306b\u8ffd\u52a0\u3067 337 kB \u306e\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\u304c\u6d88\u8cbb\u3055\u308c\u307e\u3059\u3002\n\u53d6\u5f97:1 https:\/\/ftp.jaist.ac.jp\/pub\/Linux\/raspbian-archive\/raspbian buster\/main armhf gifsicle armhf 1.91-5 [130 kB]\n130 kB \u3092 1\u79d2 \u3067\u53d6\u5f97\u3057\u307e\u3057\u305f (202 kB\/s)\n\u4ee5\u524d\u306b\u672a\u9078\u629e\u306e\u30d1\u30c3\u30b1\u30fc\u30b8 gifsicle \u3092\u9078\u629e\u3057\u3066\u3044\u307e\u3059\u3002\n(\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059 \u2026 \u73fe\u5728 97449 \u500b\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u30a4\u30f3 \u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u307e\u3059\u3002)\n\u2026\/gifsicle_1.91-5_armhf.deb \u3092\u5c55\u958b\u3059\u308b\u6e96\u5099\u3092\u3057\u3066\u3044\u307e\u3059 \u2026\ngifsicle (1.91-5) \u3092\u5c55\u958b\u3057\u3066\u3044\u307e\u3059\u2026\ngifsicle (1.91-5) \u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059 \u2026\nman-db (2.8.5-2) \u306e\u30c8\u30ea\u30ac\u3092\u51e6\u7406\u3057\u3066\u3044\u307e\u3059 \u2026<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u306e\u3042\u3068\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30da\u30fc\u30b8\u3092\u898b\u308b\u3068\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304b\u3089 gifsicle \u304c\u6d88\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"759\" height=\"93\" src=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_2_2.jpg\" alt=\"\" class=\"wp-image-10613\" srcset=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_2_2.jpg 759w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_2_2-300x37.jpg 300w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_2_2-375x46.jpg 375w\" sizes=\"auto, (max-width: 759px) 100vw, 759px\" \/><\/figure>\n\n\n\n<p>\u9806\u8abf\u3067\u3059\u3002\u6700\u5f8c\u306b\u3001jpegtran\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u7d42\u308f\u308a\u3067\u3059\uff01<\/p>\n\n\n\n<!-- WP QUADS v. 2.0.98  Shortcode Ad -->\n<div class=\"quads-location quads-ad\" id=\"quads-ad\" style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n\u30b9\u30dd\u30f3\u30b5\u30fc\u30ea\u30f3\u30af\r\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-1169427325398969\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-1169427325398969\"\r\n     data-ad-slot=\"9186857477\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n\n<h3 class=\"wp-block-heading\">jpegtran \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n\n\n\n<p>\u3068\u3053\u308d\u304c\u3001jpegtran \u306f\u6b21\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u51fa\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u51fa\u6765\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"has-pale-pink-background-color has-background\">E: \u30d1\u30c3\u30b1\u30fc\u30b8 jpegtran \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093<\/p>\n\n\n\n<p>\u3053\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u3001libjpeg \u306b\u5185\u5305\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001libjpeg \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308c\u3070\u89e3\u6c7a\u3059\u308b\u305d\u3046\u3067\u3059\u3002<br><br>\u306f\u3058\u3081\u306b\u3001Windows10\u4e0a\u3067 <a href=\"https:\/\/www.ijg.org\/files\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.ijg.org\/files\/ <\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3001\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\u30fb\njpegsrc.v6a.tar.gz 527 KB Sun Mar 10 14:19 2019 Unix Tape Archive\njpegsrc.v6b.tar.gz 599 KB Sun May 28 18:39 2006 Unix Tape Archive\njpegsrc.v7.tar.gz 938 KB Sat Jun 27 10:18 2009 Unix Tape Archive\njpegsrc.v8.tar.gz 940 KB Sun Jan 10 10:38 2010 Unix Tape Archive\njpegsrc.v8a.tar.gz 940 KB Sun Feb 28 11:15 2010 Unix Tape Archive\njpegsrc.v8b.tar.gz 943 KB Sun May 16 10:14 2010 Unix Tape Archive\njpegsrc.v8c.tar.gz 964 KB Sun Jan 16 10:11 2011 Unix Tape Archive\njpegsrc.v8d.tar.gz 969 KB Sun Jan 15 10:25 2012 Unix Tape Archive\njpegsrc.v9.tar.gz 965 KB Sun Jan 13 10:15 2013 Unix Tape Archive\njpegsrc.v9a.tar.gz 977 KB Sun Jan 19 10:18 2014 Unix Tape Archive\njpegsrc.v9b.tar.gz 999 KB Sun Jan 17 10:38 2016 Unix Tape Archive\njpegsrc.v9c.tar.gz 1,005 KB Sun Jan 14 11:48 2018 Unix Tape Archive\njpegsrc.v9d.tar.gz \u2605 1,046 KB Sun Jan 12 10:49 2020 Unix Tape Archive\n\u30fb\n\u30fb<\/code><\/pre><\/div>\n\n\n\n<p>60\u723a\u304c\u78ba\u8a8d\u3057\u305f\u6642\u70b9\u3067\u306e\u6700\u65b0\u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u3082\u3001\u53c2\u8003\u8cc7\u6599\u306b\u3042\u308b\u3082\u306e\u3068\u540c\u3058 v9d \u3067\u3057\u305f\uff08\u4e0a\u8a18\u2605\u53c2\u7167\uff09\u3002<br><br>\u305d\u308c\u3067\u306f\u3001\u3053\u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u30e9\u30ba\u30d1\u30a4\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u4f5c\u696d\u306f\u3001root\u6a29\u9650\u3067\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>su -\n\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b<\/code><\/pre><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u2460 jpegsrc.v9d.tar.gz \u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/h4>\n\n\n\n<p>\u6700\u65b0\u30d5\u30a1\u30a4\u30eb\u306e jpegsrc.v9d.tar.gz \u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u300260\u723a\u306f\u3001\/tmp \u306b\u79fb\u52d5\u3057\u3066\u4f5c\u696d\u3092\u958b\u59cb\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>root@raspberrypi:\/tmp# wget https:\/\/www.ijg.org\/files\/jpegsrc.v9d.tar.gz\n--2020-12-21 15:40:21-- https:\/\/www.ijg.org\/files\/jpegsrc.v9d.tar.gz\nwww.ijg.org (www.ijg.org) \u3092DNS\u306b\u554f\u3044\u3042\u308f\u305b\u3066\u3044\u307e\u3059\u2026 2606:4700:3035::ac43:b5a9, 2606:4700:3033::6818:7bac, 2606:4700:3033::6818:7aac, \u2026\nwww.ijg.org (www.ijg.org)|2606:4700:3035::ac43:b5a9|:80 \u306b\u63a5\u7d9a\u3057\u3066\u3044\u307e\u3059\u2026 \u63a5\u7d9a\u3057\u307e\u3057\u305f\u3002\nHTTP \u306b\u3088\u308b\u63a5\u7d9a\u8981\u6c42\u3092\u9001\u4fe1\u3057\u307e\u3057\u305f\u3001\u5fdc\u7b54\u3092\u5f85\u3063\u3066\u3044\u307e\u3059\u2026 200 OK\n\u9577\u3055: 1070160 (1.0M) [application\/x-gzip]\n`jpegsrc.v9d.tar.gz&#39; \u306b\u4fdd\u5b58\u4e2d\n\u30fb\n\u30fb<\/code><\/pre><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u2461 \u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u89e3\u51cd<\/h4>\n\n\n\n<p>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f jpegsrc.v9d.tar.gz \u3092\u89e3\u51cd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>root@raspberrypi:\/tmp# tar xzvf jpegsrc.v9d.tar.gz\njpeg-9d\/\njpeg-9d\/wrppm.c\njpeg-9d\/wrrle.c\njpeg-9d\/maketdsp.vc6\njpeg-9d\/jdinput.c\njpeg-9d\/testimg.bmp\njpeg-9d\/testimg.jpg\njpeg-9d\/testimg.ppm\njpeg-9d\/rdjpgcom.1\njpeg-9d\/rdjpgcom.c\njpeg-9d\/makedvcx.v16\n\u30fb\n\u30fb<\/code><\/pre><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u2462 \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h4>\n\n\n\n<p>\u89e3\u51cd\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea jpeg-pd \u306b\u79fb\u52d5\u5f8c\u3001\u9806\u306b\u4e09\u3064\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3057\u307e\u3059\u3002<br><br>\u3053\u308c\u3089\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u304b\u306a\u308a\u306e\u91cf\u306e\u30ed\u30b0\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>root@raspberrypi:\/tmp# cd jpeg-9d\nroot@raspberrypi:\/tmp\/jpeg-9d# .\/configure --disable-shared\nroot@raspberrypi:\/tmp\/jpeg-9d# make\nroot@raspberrypi:\/tmp\/jpeg-9d# make install<\/code><\/pre><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u2463 \u5834\u6240\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d<\/h4>\n\n\n\n<p>\u6700\u5f8c\u306b jpegtran \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5834\u6240\u3068\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u78ba\u8a8d\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>root@raspberrypi:\/tmp\/jpeg-9d# which jpegtran\n\/usr\/local\/bin\/jpegtran<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>root@raspberrypi:\/tmp\/jpeg-9d# jpegtran -v\nIndependent JPEG Group&#39;s JPEGTRAN, version 9d 12-Jan-2020\nCopyright (C) 2020, Thomas G. Lane, Guido Vollbeding<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading is-style-vk-heading-double_black\">\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u6d88\u6ec5<\/h2>\n\n\n\n<p>\u3053\u306e\u6642\u70b9\u3067\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30da\u30fc\u30b8\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br><br>\u4e0b\u8a18\u306e\u3088\u3046\u306b\u3001EWWW Image Optimizer \u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u6d88\u3048\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"566\" height=\"101\" src=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_3_1.jpg\" alt=\"\" class=\"wp-image-10615\" srcset=\"https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_3_1.jpg 566w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_3_1-300x54.jpg 300w, https:\/\/www.mizutan.com\/wordpress\/wp-content\/uploads\/2020\/12\/error_taisho_3_1-375x67.jpg 375w\" sizes=\"auto, (max-width: 566px) 100vw, 566px\" \/><\/figure>\n\n\n\n<p>\u3054\u89a7\u306e\u901a\u308a\u3001\u898b\u4e8b\u306b EWWW Image Optimizer \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u6d88\u53bb\u3067\u304d\u307e\u3057\u305f\u3002<br><br>\u3053\u308c\u3067\u5b89\u5fc3\u3067\u3059\uff01<\/p>\n\n\n\n<p class=\"has-lightyellow-background-color has-background\">\u203b\u30d6\u30ed\u30b0\u904b\u55b6\u3067\u906d\u9047\u3057\u305f\u6570\u3005\u306e\u30a8\u30e9\u30fc\u3092\u4e00\u6319\u516c\u958b\u3057\u305f\u8a18\u4e8b\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\u30d6\u30ed\u30b0\u904b\u55b6\u306e\u30d2\u30f3\u30c8\u306b\u306a\u308b\u3084\u3082\u3057\u308c\u305a\u3001\u4e00\u5ea6\u3001\u3054\u8a2a\u554f\u304f\u3060\u3055\u3044\u3002<br>\u21d2 <a href=\"https:\/\/www.mizutan.com\/wordpress\/?p=28081\" target=\"_blank\" rel=\"noreferrer noopener\">wordpress\u3067\u306e\u30a8\u30e9\u30fc\u5bfe\u5fdc\uff01\u30d6\u30ed\u30b0\u904b\u55b6\u3067\u906d\u9047\u3057\u305f\u969c\u5bb3\u3092\u5168\u90e8\u307f\u305b\u307e\u3059<\/a><\/p>\n\n\n\n<!-- WP QUADS v. 2.0.98  Shortcode Ad -->\n<div class=\"quads-location quads-ad\" id=\"quads-ad\" style=\"float:none;margin:0px 0 0px 0;text-align:center;\">\n\u30b9\u30dd\u30f3\u30b5\u30fc\u30ea\u30f3\u30af\r\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-1169427325398969\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<!-- www_\u8a18\u4e8b\u4e2d\uff13 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-1169427325398969\"\r\n     data-ad-slot=\"8208817721\"\r\n     data-ad-format=\"rectangle\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><br><\/div>\n\n\n\n\n<h2 class=\"wp-block-heading 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