{"id":4973,"date":"2013-04-10T16:34:58","date_gmt":"2013-04-10T07:34:58","guid":{"rendered":"http:\/\/www.webtech.co.jp\/blog\/?p=4973"},"modified":"2020-06-16T09:35:46","modified_gmt":"2020-06-16T00:35:46","slug":"labs20130410","status":"publish","type":"post","link":"https:\/\/www.webtech.co.jp\/blog\/optpix_labs\/format\/4973\/","title":{"rendered":"\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u8efd\u91cf\u5316\u30c6\u30af\u30cb\u30c3\u30af(JPEG\u5206\u5272 vs \u6e1b\u8272)"},"content":{"rendered":"<p>\u958b\u767a\u90e8\u306e\u5c71\u5d0e\u3067\u3059\u3002\u4eca\u56de\u306f\u3001\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u5bb9\u91cf\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>Adobe Flash CS6\u306b\u306f\u300c\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u300d\u3092\u51fa\u529b\u3059\u308b\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092\u4f7f\u3046\u3068\u3001Flash 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loading=\"lazy\" decoding=\"async\" width=\"302\" height=\"302\" class=\"noconvert alignnone size-full wp-image-4995\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG32.png\" alt=\"Flash\u304b\u3089\u51fa\u529b\u3057\u305f\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306e\u4f8b\uff08PNG32bit)\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG32.png 302w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG32-150x150.png 150w\" sizes=\"auto, (max-width: 302px) 100vw, 302px\" \/><\/td>\n<td><img loading=\"lazy\" decoding=\"async\" width=\"302\" height=\"302\" class=\"noconvert alignnone size-full wp-image-4992\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8.png\" alt=\"Flash\u304b\u3089\u51fa\u529b\u3057\u305f\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306e\u4f8b\uff08PNG8bit)\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8.png 302w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8-290x290.png 290w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8-300x300.png 300w\" sizes=\"auto, (max-width: 302px) 100vw, 302px\" \/><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u00a0Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305fPNG32\u753b\u50cf<br \/>\n149,599\u30d0\u30a4\u30c8<br \/>\n<strong>\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044<\/strong><\/td>\n<td style=\"text-align: center;\">\u00a0Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305fPNG8\u753b\u50cf<br \/>\n39,948\u30d0\u30a4\u30c8(PNG32\u6bd426.7%)<br \/>\n<strong>\u753b\u8cea\u304c\u60aa\u3044<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"clr\" style=\"text-align: center;\">\u25b2 Flash\u304b\u3089\u51fa\u529b\u3057\u305f\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306e\u4f8b<br \/>\n(PNG32\u306fPNG8\u306b\u6bd4\u3079\u3066\u753b\u8cea\u306f\u826f\u3044\u304c\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306f3.7\u500d\u307b\u3069\u5927\u304d\u3044)<\/div>\n<div class=\"box\">\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u753b\u8cea\u3092\u6bd4\u8f03\u3057\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u5b9f\u969b\u306e\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306e\u3088\u3046\u306b\u30d1\u30e9\u30d1\u30e9\u753b\u50cf\u3067\u306f\u306a\u304f\u30011\u679a\u753b\u50cf\u3067\u4f8b\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u524d\u8ff0\u306e\u3088\u3046\u306bIE9\u3067\u306f\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092\u8868\u793a\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092\u672c\u30da\u30fc\u30b8\u4e0a\u3067\u305d\u306e\u307e\u307e\u8868\u793a\u305b\u305a\u3001Chrome\u3067\u8868\u793a\u3057\u305f\u753b\u50cf\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u305f\u3082\u306e\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u5143\u306e\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u53c2\u7167\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u672c\u8a18\u4e8b\u306e\u6700\u5f8c\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<h2>JPEG\u306b\u5206\u5272\u3057\u8efd\u91cf\u5316\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af\u304c\u6d41\u884c\u4e2d<\/h2>\n<p>\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u554f\u984c\u3067\u306f\u591a\u304f\u306e\u30af\u30ea\u30a8\u30a4\u30bf\u30fc\u304c\u56f0\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3001\u6700\u8fd1\u306b\u306a\u3063\u3066\u3001\u51fa\u529b\u3055\u308c\u305fPNG32\u30d5\u30a1\u30a4\u30eb\u3092\u52a0\u5de5\u3059\u308b\u3053\u3068\u3067\u753b\u8cea\u3092\u7dad\u6301\u3057\u305f\u307e\u307e\u30c8\u30fc\u30bf\u30eb\u306e\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u6e1b\u3089\u3059\u30c6\u30af\u30cb\u30c3\u30af\u3092\u898b\u304b\u3051\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3068\u306f\u3001\u300cPNG32\u306e\u753b\u50cf\u3092\u300eJPEG\u30d5\u30a1\u30a4\u30eb\u300f\u3068\u300e\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u306e\u307f\u306ePNG32\u30d5\u30a1\u30a4\u30eb\u300f\u306e\uff12\u3064\u306b\u5206\u5272\u3059\u308b\u3053\u3068\u3067\u30c8\u30fc\u30bf\u30eb\u306e\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u6e1b\u3089\u3059\u300d\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002\u8868\u793a\u306e\u969b\u306f\u3001\u5206\u5272\u3057\u305f\uff12\u3064\u306e\u753b\u50cf\u3092\u5408\u6210\u3059\u308b\u3053\u3068\u3067\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u306b\u623b\u3059\u306e\u3067\u3059\u3002<\/p>\n<p>\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u304c\u5199\u771f\u306e\u3088\u3046\u306a\u753b\u50cf\u4e3b\u4f53\u3067\u3042\u308c\u3070\u3001PNG32\u3088\u308a\u3082JPEG\u306e\u307b\u3046\u304c\u9ad8\u3044\u5727\u7e2e\u7387\u304c\u671f\u5f85\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001JPEG\u306b\u306f\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u3092\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001JPEG\u3060\u3051\u3067\u306f\u80cc\u666f\u306e\u900f\u3051\u306a\u3044\u753b\u50cf\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u82e6\u8089\u306e\u7b56(?)\u3068\u3057\u3066\u3001\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u306e\u307f\u3092PNG\u306b\u6b8b\u3057\u3066\u60c5\u5831\u3092\u88dc\u5b8c\u3057\u3001\u5408\u6210\u8868\u793a\u3059\u308b\u3068\u3044\u3046\u30a2\u30a4\u30c7\u30a3\u30a2\u304c\u751f\u307e\u308c\u305f\u306e\u3067\u3059\u3002\u4ee5\u964d\u3001\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u306e\u307f\u683c\u7d0d\u3057\u305fPNG\u30d5\u30a1\u30a4\u30eb\u306e\u3053\u3068\u3092\u3001\u672c\u8a18\u4e8b\u3067\u306fPNG*(A)\u3068\u8868\u8a18\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u8868\u8a18\u306f\u3001\u672c\u8a18\u4e8b\u72ec\u81ea\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>PNG32\u306e\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092\u3001JPEG\u3068PNG(A)\u306b\u5206\u5272\u3059\u308b\u306b\u306fAdobe Flash CS6\u306e\u6a5f\u80fd\u3060\u3051\u3067\u306f\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u4ed6\u306e\u753b\u50cf\u52a0\u5de5\u30c4\u30fc\u30eb\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u5f0a\u793e\u306e\u300c<a href=\"https:\/\/www.webtech.co.jp\/imesta\/mobile\/\" target=\"_blank\" rel=\"noopener noreferrer\">OPTPiX im\u00e9sta\u00a07 for Mobile &amp; Social<\/a>\u300d\u3092\u4f7f\u3048\u3070JPEG\u3078\u306e\u5909\u63db\u3082\u3001PNG32(A)\u306e\u51fa\u529b\u3082\u5bb9\u6613\u306b\u884c\u3048\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u5206\u5272\u30c6\u30af\u30cb\u30c3\u30af\u306f\u3001\u30a2\u30eb\u30d5\u30a1\u306e\u60c5\u5831\u3092PNG32(A)\u3067\u4f5c\u6210\u3059\u308b\u3053\u3068\u3092\u524d\u63d0\u3068\u3057\u3066\u5e83\u304f\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30ab\u30e9\u30fc\u306ePNG8(A)\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u51fa\u529b\u3059\u308c\u3070\u3001\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u304c\u5931\u308f\u308c\u308b\u3053\u3068\u306a\u304f\u3055\u3089\u306b\u5c0f\u3055\u304f\u8efd\u91cf\u5316\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3044\u304f\u3064\u304b\u306e\u30b5\u30f3\u30d7\u30eb\u753b\u50cf\u3092\u5b9f\u969b\u306b\u4f5c\u6210\u3057\u3066\u8a66\u3057\u3066\u307f\u305f\u3068\u3053\u308d\u3001PNG32\u3067\u4f5c\u6210\u3059\u308b\u3088\u308a\u3082PNG8\u3067\u4f5c\u6210\u3057\u305f\u307b\u3046\u304c10%\uff5e30%\u307b\u3069\u5c0f\u3055\u304f\u8efd\u91cf\u5316\u3055\u308c\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f(PNG\u30d5\u30a1\u30a4\u30eb\u90e8\u5206\u3060\u3051\u306e\u6bd4\u8f03)\u3002\u5f93\u3063\u3066\u3001\u4ee5\u4e0b\u306b\u3054\u7d39\u4ecb\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u753b\u50cf\u306ePNG(A)\u753b\u50cf\u306f\u3001\u3059\u3079\u3066PNG8\u3067\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u7d30\u304b\u3044\u8a71\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u306e\u307f\u3092\u30b0\u30ec\u30fc\u30b9\u30b1\u30fc\u30eb\u306ePNG\u306b\u3059\u308b\u3068\u3044\u3046\u624b\u6bb5\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30d1\u30ec\u30c3\u30c8\u60c5\u5831\u306e\u90e8\u5206\u304c\u7121\u304f\u306a\u308b\u305f\u3081\u3001\u3055\u3089\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u5c0f\u3055\u304f\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u30b0\u30ec\u30fc\u30b9\u30b1\u30fc\u30eb\u306b\u3057\u3066\u3057\u307e\u3046\u3068\u5358\u7d14\u306a\u5408\u6210\u8868\u793a\u304c\u3067\u304d\u306a\u304f\u306a\u308a\u3001\u5408\u6210\u3059\u308b\u524d\u306b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u3078\u306e\u5909\u63db\u51e6\u7406\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u3059\u306a\u308f\u3061\u5408\u6210\u8868\u793a\u306eJavaScript\u306e\u30b3\u30fc\u30c9\u306b\u5927\u304d\u304f\u624b\u3092\u5165\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4f5c\u6210\u306e\u624b\u9593\u3068\u5408\u6210\u306e\u624b\u9593\u3092\u8003\u3048\u305f\u7d50\u679c\u3068\u3057\u3066\u3001\u3053\u3053\u3067\u306f\u6562\u3048\u3066PNG8\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td><img loading=\"lazy\" decoding=\"async\" width=\"302\" height=\"480\" class=\"noconvert alignnone size-full wp-image-5070\" title=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305fPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8_21.png\" alt=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305fPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8_21.png 302w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_PNG8_21-188x300.png 188w\" sizes=\"auto, (max-width: 302px) 100vw, 302px\" \/><\/td>\n<td><img loading=\"lazy\" decoding=\"async\" width=\"302\" height=\"480\" class=\"noconvert alignnone size-full wp-image-5069\" title=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_JPEG_PNG8.png\" alt=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_JPEG_PNG8.png 302w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_JPEG_PNG8-188x300.png 188w\" sizes=\"auto, (max-width: 302px) 100vw, 302px\" \/><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305fPNG8\u753b\u50cf<br \/>\n39,948\u30d0\u30a4\u30c8(PNG32\u6bd426.7%)<\/td>\n<td style=\"text-align: center;\">PNG32\u3092JPEG\uff0bPNG8(A)\u753b\u50cf\u306b\u5909\u63db\u3057\u3066<br \/>\n\u8868\u793a\u3057\u305f\u753b\u50cf<br \/>\n38,583\u30d0\u30a4\u30c8(PNG32\u6bd425.8%)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\">\u25b2 JPEG\u3068PNG8(A)\u306b\u5206\u5272\u51fa\u529b\u3057\u305f\u3042\u3068\u5408\u6210\u8868\u793a\u3057\u305f\u753b\u50cf\u306e\u4f8b<br \/>\n\u7279\u306b\u5f71\u306e\u90e8\u5206\u304c\u304d\u308c\u3044\u306b\u900f\u3051\u3066\u3044\u307e\u3059<\/p>\n<p>\u3057\u304b\u3057\u306a\u304c\u3089\u3001\u3053\u306eJPEG+PNG8(A)\u5206\u5272\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3082\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3044\u304f\u3064\u304b\u5f31\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5f31\u70b9\u3068\u30e1\u30ea\u30c3\u30c8\u3092\u5929\u79e4\u306b\u639b\u3051\u3066\u3001\u5206\u5272\u30c6\u30af\u30cb\u30c3\u30af\u306e\u63a1\u5426\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>\u5206\u5272\u3057\u305f\u753b\u50cf\u3092\u5408\u6210\u3057\u3066\u8868\u793a\u3059\u308b\u969b\u3001\u30d6\u30e9\u30a6\u30b6\u306ecanvas\u30bf\u30b0\u306e\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u63cf\u753b\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u306f\u8868\u793a\u3055\u308c\u306a\u3044(*1)<\/li>\n<li>JavaScript\u30672\u3064\u306e\u753b\u50cf\u3092\u5408\u6210\u3059\u308b\u305f\u3081\u3001\u8868\u793a\u3055\u308c\u308b\u307e\u3067\u306b\u82e5\u5e72\u306e\u30bf\u30a4\u30e0\u30e9\u30b0\u304c\u3042\u308b\u3002\u753b\u50cf\u304c\u5927\u304d\u304f\u306a\u3063\u305f\u308a\u8868\u793a\u679a\u6570\u304c\u5897\u3048\u308b\u3053\u3068\u3067\u3055\u3089\u306b\u5f71\u97ff\u304c\u5927\u304d\u304f\u306a\u308b<\/li>\n<li>JPEG\u3068PNG(A)\u30d5\u30a1\u30a4\u30eb\u306b\u5206\u5272\u3059\u308b\u4f5c\u696d\u304c\u9762\u5012<\/li>\n<li>2\u7a2e\u985e\u306e\u753b\u50cf\u3092\u7ba1\u7406\u3059\u308b\u306e\u304c\u9762\u5012<\/li>\n<\/ul>\n<p style=\"margin-left: 80px;\">*1 IE9\u306fcanvas\u30bf\u30b0\u306e\u4e92\u63db\u6027\u306e\u554f\u984c\u3067\u6b63\u3057\u304f\u8868\u793a\u3067\u304d\u307e\u305b\u3093\u3002\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3(Android\u3084iOS)\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u5408\u6210\u8868\u793a\u304c\u53ef\u80fd\u3067\u3059\u304c\u3001\u30d5\u30a3\u30fc\u30c1\u30e3\u30fc\u30d5\u30a9\u30f3(\u30ac\u30e9\u30b1\u30fc)\u3067\u306f\u5408\u6210\u8868\u793a\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<h2>\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u8fbc\u307f\u3067\u6e1b\u8272\u3057\u305f\u753b\u50cf\u3068\u306e\u6bd4\u8f03<\/h2>\n<p>PNG\u306e\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u8efd\u91cf\u5316\u3059\u308b\u624b\u6bb5\u306e1\u3064\u306b\u6e1b\u8272\u3068\u3044\u3046\u30c6\u30af\u30cb\u30c3\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001Photoshop\u306e\u6e1b\u8272\u6a5f\u80fd\u3067\u306f\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30ab\u30e9\u30fc\u3078\u306e\u6e1b\u8272\u304c\u3067\u304d\u307e\u305b\u3093\u306e\u3067\u3001\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092\u8efd\u91cf\u5316\u3059\u308b\u306e\u3067\u3042\u308c\u3070\u300c<a href=\"https:\/\/www.webtech.co.jp\/imesta\/mobile\/\" target=\"_blank\" rel=\"noopener noreferrer\">OPTPiX im\u00e9sta\u00a07 for Mobile &amp; Social<\/a>\u300d\u306e\u3088\u3046\u306b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u8fbc\u307f\u3067\u6e1b\u8272\u3067\u304d\u308b\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u306fim\u00e9sta\u306e\u6e1b\u8272\u6a5f\u80fd\u3092\u4f7f\u3044\u3001PNG32\u306e\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092PNG8\u306b\u5909\u63db\u3057\u3001JPEG+PNG8(A)\u3078\u5206\u5272\u5f8c\u5408\u6210\u8868\u793a\u3057\u305f\u5834\u5408\u3068\u306e\u753b\u8cea\u3092\u6bd4\u8f03 \u3057\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u6bd4\u8f03\u3092\u516c\u6b63\u306b\u884c\u3046\u76ee\u7684\u3067\u3001\u3044\u304f\u3064\u304b\u306e\u753b\u50cf\u3092\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\u5199\u771f\u3092\u5207\u308a\u629c\u3044\u305f\u30bf\u30a4\u30d7<\/li>\n<li>\u30ab\u30fc\u30c9\u30b2\u30fc\u30e0\u306b\u4f7f\u308f\u308c\u308b\u3088\u3046\u306a\u30a4\u30e9\u30b9\u30c8<\/li>\n<li>\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u3042\u308b\u6587\u5b57\u3084\u534a\u900f\u660e\u52b9\u679c\u306e\u5165\u3063\u305f\u30dc\u30bf\u30f3<\/li>\n<\/ul>\n<p>\u8a73\u3057\u304f\u306f\u3001\u30a8\u30f3\u30c8\u30ea\u30fc\u6700\u5f8c\u306b\u3042\u308bzip\u30d5\u30a1\u30a4\u30eb\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\u7d50\u679c\u3092\u753b\u8cea\u306e\u307f\u3067\u6bd4\u8f03\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u5727\u7e2e\u5f8c\u306e\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u63c3\u3046\u3088\u3046\u306bJPEG\u306e\u5727\u7e2e\u7387\u3092\u5909\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001\u7279\u5fb4\u7684\u306a\u7d50\u679c\u3068\u306a\u3063\u305f\u753b\u50cf\u3092\uff13\u7a2e\u985e\u307b\u3069\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002\u306a\u304a\u3001\u62e1\u5927\u753b\u50cf\u306f\u3044\u305a\u308c\u3082\u767d\u67a0\u5185\u306e\u90e8\u5206\u30923\u500d\u306b\u62e1\u5927\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<h3>\u5199\u771f\u3092\u5207\u308a\u629c\u3044\u305f\u30bf\u30a4\u30d7<\/h3>\n<p>\u5199\u771f\u3092\u5207\u308a\u629c\u3044\u305f\u753b\u50cf\u306a\u3069\u306f\u3001JPEG\u306b\u5206\u5272\u3059\u308b\u3068\u304d\u308c\u3044\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002im\u00e9sta\u306b\u3088\u308b\u6e1b\u8272\u3082\u8ca0\u3051\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u3053\u306e\u3088\u3046\u306a\u30b9\u30d7\u30e9\u30a4\u30c8\u30b7\u30fc\u30c8\u3092\u4f5c\u6210\u3059\u308b\u5834\u5408\u306f\u3001(\u753b\u50cf\u306b\u3088\u308a\u307e\u3059\u304c)JPEG\u306b\u5206\u5272\u3059\u308b\u307b\u3046\u304c\u753b\u8cea\u7684\u306b\u826f\u3044\u7d50\u679c\u304c\u5f97\u3089\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td><img loading=\"lazy\" decoding=\"async\" width=\"302\" height=\"480\" class=\"noconvert alignnone size-full wp-image-5069\" title=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_JPEG_PNG8.png\" alt=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_JPEG_PNG8.png 302w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_JPEG_PNG8-188x300.png 188w\" sizes=\"auto, (max-width: 302px) 100vw, 302px\" \/><\/td>\n<td><img decoding=\"async\" class=\"noconvert alignnone size-full wp-image-5070\" title=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/flash_imesta_png8.png\" alt=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" \/><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"text-align: center;\">PNG32\u3092JPEG\uff0bPNG8(A)\u753b\u50cf\u306b\u5909\u63db\u3057\u3066<br \/>\n\u8868\u793a\u3057\u305f\u753b\u50cf<\/span><br \/>\n38,583\u30d0\u30a4\u30c8(PNG32\u6bd425.8%)<\/td>\n<td style=\"text-align: center;\">OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf<br \/>\n39,933\u30d0\u30a4\u30c8(PNG32\u6bd426.7%)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30ab\u30fc\u30c9\u30b2\u30fc\u30e0\u306b\u4f7f\u308f\u308c\u308b\u3088\u3046\u306a\u30a4\u30e9\u30b9\u30c8<\/h3>\n<p>\u30a4\u30e9\u30b9\u30c8\u306a\u3069\u306e\u753b\u50cf\u306b\u306a\u308b\u3068\u3001JPEG\u5206\u5272\u3067\u306f\u30e2\u30b9\u30ad\u30fc\u30c8\u30ce\u30a4\u30ba\u304c\u76ee\u7acb\u3061\u30af\u30c3\u30ad\u30ea\u3068\u8868\u793a\u3055\u308c\u305a\u3001PNG8\u306b\u6bd4\u3079\u3066\u30e2\u30e4\u3063\u3068\u3057\u3066\u304d\u307e\u3059\u3002<\/p>\n<h4>\u30a4\u30e9\u30b9\u30c8A<\/h4>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" width=\"583\" height=\"289\" class=\"noconvert size-full wp-image-5092 aligncenter\" title=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/comipo_JPEG_PNG8.png\" alt=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/comipo_JPEG_PNG8.png 583w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/comipo_JPEG_PNG8-300x148.png 300w\" sizes=\"auto, (max-width: 583px) 100vw, 583px\" \/>\u25b2PNG32\u3092JPEG\uff0bPNG8(A)\u753b\u50cf\u306b\u5909\u63db\u3057\u3066\u8868\u793a\u3057\u305f\u753b\u50cf<br \/>\n16,657\u30d0\u30a4\u30c8(PNG32\u6bd431.8%)<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" width=\"583\" height=\"289\" class=\"noconvert size-full wp-image-5091 aligncenter\" title=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/comipo_imesta_PNG8.png\" alt=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/comipo_imesta_PNG8.png 583w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/comipo_imesta_PNG8-300x148.png 300w\" sizes=\"auto, (max-width: 583px) 100vw, 583px\" \/>\u25b2OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf<br \/>\n16,858\u30d0\u30a4\u30c8(PNG32\u6bd432.2%)<\/p>\n<h4>\u30a4\u30e9\u30b9\u30c8B<\/h4>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"257\" class=\"noconvert size-full wp-image-5094 aligncenter\" title=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/magician_JPEG_PNG8.png\" alt=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/magician_JPEG_PNG8.png 600w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/magician_JPEG_PNG8-300x128.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\u25b2PNG32\u3092JPEG\uff0bPNG8(A)\u753b\u50cf\u306b\u5909\u63db\u3057\u3066\u8868\u793a\u3057\u305f\u753b\u50cf<br \/>\n40,464\u30d0\u30a4\u30c8(PNG32\u6bd430.2%)<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"257\" class=\"noconvert size-full wp-image-5093 aligncenter\" title=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/magician_imesta_PNG8.png\" alt=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" srcset=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/magician_imesta_PNG8.png 600w, https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/magician_imesta_PNG8-300x128.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\u25b2OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf<br \/>\n40,754\u30d0\u30a4\u30c8(PNG32\u6bd430.5%)<\/p>\n<h3>\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u3042\u308b\u6587\u5b57\u3084\u534a\u900f\u660e\u306e\u5165\u3063\u305f\u30dc\u30bf\u30f3<\/h3>\n<p>\u6587\u5b57\u3084\u30dc\u30bf\u30f3\u3067\u306f\u3001JPEG\u306b\u5206\u5272\u3057\u3066\u3057\u307e\u3046\u3068\u304b\u306a\u308a\u6fc0\u3057\u304f\u5d29\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u8272\u6570\u304c\u5c11\u306a\u3081\u3067\u30af\u30c3\u30ad\u30ea\u3068\u8868\u793a\u3057\u305f\u3044\u753b\u50cf\u306fJPEG\u306b\u306f\u5411\u3044\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<h4>\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u3042\u308b\u6587\u5b57<\/h4>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"noconvert size-full wp-image-5092 aligncenter\" title=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/text_JPEG_PNG8.png\" alt=\"Adobe Flash CS6\u3067\u51fa\u529b\u3057\u305f JPEG\uff0b\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30f3\u30cd\u30eb\u4ed8\u304dPNG8\u753b\u50cf\" \/>\u25b2PNG32\u3092JPEG\uff0bPNG8(A)\u753b\u50cf\u306b\u5909\u63db\u3057\u3066\u8868\u793a\u3057\u305f\u753b\u50cf<br \/>\n25,371\u30d0\u30a4\u30c8(PNG32\u6bd458.9%)<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"noconvert size-full wp-image-5091 aligncenter\" title=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" src=\"https:\/\/www.webtech.co.jp\/blog\/wp-content\/uploads\/2013\/04\/text_imesta_PNG8.png\" alt=\"OPTPiX im\u00e9sta\u3067\u6e1b\u8272\u51e6\u7406\u3057\u305fPNG8\u753b\u50cf\" 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