{"id":276,"date":"2008-05-06T12:03:18","date_gmt":"2008-05-06T03:03:18","guid":{"rendered":"http:\/\/akimoto.jp\/blog\/?p=276"},"modified":"2008-05-06T12:03:18","modified_gmt":"2008-05-06T03:03:18","slug":"javascript%e3%82%92png%e7%94%bb%e5%83%8f%e3%81%a8%e3%81%97%e3%81%a6%e5%9c%a7%e7%b8%ae%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/akimoto.jp\/blog\/2008\/05\/06\/javascript%e3%82%92png%e7%94%bb%e5%83%8f%e3%81%a8%e3%81%97%e3%81%a6%e5%9c%a7%e7%b8%ae%e3%81%99%e3%82%8b\/","title":{"rendered":"Javascript\u3092PNG\u753b\u50cf\u3068\u3057\u3066\u5727\u7e2e\u3059\u308b"},"content":{"rendered":"<p>prototype.js\u3092\u30d0\u30a4\u30ca\u30ea\u5217\u3068\u307f\u3066\u30018\u30d3\u30c3\u30c8\u306ePNG\u5f62\u5f0f\u3067\u53ef\u9006\u5727\u7e2e\u3057\u305f\u3082\u306e\u3060\u305d\u3046\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/akimoto.jp\/blog\/wp-content\/uploads\/2008\/05\/prototype-1602packedjs.png\" alt=\"\" title=\"prototype-1602packedjs\" width=\"219\" height=\"219\" class=\"alignnone size-medium wp-image-277\" srcset=\"https:\/\/akimoto.jp\/blog\/wp-content\/uploads\/2008\/05\/prototype-1602packedjs.png 219w, https:\/\/akimoto.jp\/blog\/wp-content\/uploads\/2008\/05\/prototype-1602packedjs-150x150.png 150w\" sizes=\"auto, (max-width: 219px) 100vw, 219px\" \/><\/p>\n<p><a href=\"http:\/\/blog.nihilogic.dk\/2008\/05\/compression-using-canvas-and-png.html\">\u3053\u308c\u3092Firefox\u3084Opera\u306a\u3069canvas\u306b\u5bfe\u5fdc\u3057\u305f\u30d6\u30e9\u30a6\u30b6\u3067canvas\u306b\u63cf\u753b\u3057\u3001getImageData()\u3067\u753b\u50cf\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u3057\u3001eval()\u3057\u3066Javascript\u3068\u3057\u3066\u518d\u5b9f\u884c\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u753b\u50cf\u5727\u7e2e\u3055\u308c\u305fprototype.js\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u305d\u3046<\/a>\u3067\u3002<\/p>\n<p>\u4f5c\u8005\u81ea\u8eab\u3082\u3001gzip\u306b\u3088\u308b\u5727\u7e2e\u306e\u307b\u3046\u304c\u3044\u3044\u306e\u3067\u3053\u308c\u3092\u73fe\u5b9f\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u306b\u9069\u7528\u3059\u308b\u610f\u5473\u306f\u306a\u3044\u3068\u66f8\u3044\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001\u753b\u50cf\u306b\u30b9\u30af\u30ea\u30d7\u30c8(\u3084\u305d\u306e\u4ed6\u3082)\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u3067\u4f55\u304b\u3059\u308b\u30a2\u30a4\u30c7\u30a2\u304c\u6d3e\u751f\u3057\u3066\u304f\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3067\u3059\u306d\u3002Ajaxian\u306e\u30b3\u30e1\u30f3\u30c8\u306b\u306f\u3001\u3053\u308c\u3067Flickr\u3092\u30b9\u30af\u30ea\u30d7\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u3067\u304d\u308b\u306a\u3001\u3068\u3044\u3046\u306e\u3082\u51fa\u3066\u3044\u307e\u3057\u305f\u3051\u3069\u3002<\/p>\n<p>via <a href=\"http:\/\/ajaxian.com\/archives\/compression-using-canvas-and-png\">Ajaxian<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>prototype.js\u3092\u30d0\u30a4\u30ca\u30ea\u5217\u3068\u307f\u3066\u30018\u30d3\u30c3\u30c8\u306ePNG\u5f62\u5f0f\u3067\u53ef\u9006\u5727\u7e2e\u3057\u305f\u3082\u306e\u3060\u305d\u3046\u3067\u3059\u3002 \u3053\u308c\u3092Firefox\u3084Opera\u306a\u3069canvas\u306b\u5bfe\u5fdc\u3057\u305f\u30d6\u30e9\u30a6\u30b6\u3067canvas\u306b\u63cf\u753b\u3057\u3001getImageData()\u3067\u753b\u50cf &hellip; <a href=\"https:\/\/akimoto.jp\/blog\/2008\/05\/06\/javascript%e3%82%92png%e7%94%bb%e5%83%8f%e3%81%a8%e3%81%97%e3%81%a6%e5%9c%a7%e7%b8%ae%e3%81%99%e3%82%8b\/\" class=\"more-link\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">Javascript\u3092PNG\u753b\u50cf\u3068\u3057\u3066\u5727\u7e2e\u3059\u308b<\/span><\/a><\/p>\n","protected":false},"author":17,"featured_media":277,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[392,394,219,395,393],"class_list":["post-276","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","tag-javascript","tag-png","tag-219","tag-395","tag-393"],"_links":{"self":[{"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/posts\/276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/comments?post=276"}],"version-history":[{"count":0,"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/posts\/276\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/media\/277"}],"wp:attachment":[{"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/media?parent=276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/categories?post=276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/akimoto.jp\/blog\/wp-json\/wp\/v2\/tags?post=276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}