{"id":654,"date":"2011-08-15T10:07:56","date_gmt":"2011-08-15T01:07:56","guid":{"rendered":"http:\/\/blog.xcir.net\/?p=654"},"modified":"2011-11-19T02:36:32","modified_gmt":"2011-11-18T17:36:32","slug":"smalllight%e3%81%a7%e3%81%ae%e3%82%a8%e3%83%b3%e3%82%b8%e3%83%b3%e3%81%ae%e9%81%b8%e6%8a%9e%e3%81%ae%e4%bb%95%e6%96%b9-%e3%83%92%e3%83%b3%e3%83%88%e3%82%aa%e3%83%97%e3%82%b7%e3%83%a7%e3%83%b3","status":"publish","type":"post","link":"https:\/\/blog.xcir.net\/?p=654","title":{"rendered":"smalllight\u3067\u306e\u30a8\u30f3\u30b8\u30f3\u306e\u9078\u629e\u306e\u4ed5\u65b9 (\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u8ffd\u52a0\uff09"},"content":{"rendered":"

small light\u30b7\u30ea\u30fc\u30ba
\n[1] \u30e9\u30a4\u30d6\u30c9\u30a2\u306esmalllight\u3092\u4f7f\u3063\u3066\u52d5\u7684\u306b\u753b\u50cf\u3092\u30ea\u30b5\u30a4\u30ba\u3057\u3066\u307f\u308b<\/a>
\n[2] \u3044\u308d\u3044\u308dsmalllight\u3092\u4f7f\u3063\u3066\u52d5\u7684\u306b\u753b\u50cf\u3092\u30ea\u30b5\u30a4\u30ba\u3057\u3066\u307f\u308b<\/a>
\n[3] smalllight\u3067\u306e\u30a8\u30f3\u30b8\u30f3\u306e\u9078\u629e\u306e\u4ed5\u65b9<\/a>
\n[4] smalllight\u3067\u306e\u30a8\u30f3\u30b8\u30f3\u306e\u9078\u629e\u306e\u4ed5\u65b9 (\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u8ffd\u52a0\uff09<\/b><\/p><\/blockquote>\n

\u5148\u65e5\u306e\u8a18\u4e8b\u3092\u66f8\u3044\u305f\u6642\u70b9\u3067\u306f\u6c17\u3065\u3044\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u3059\u304csmalllight\u306fJPEG\u306e\u30ea\u30b5\u30a4\u30ba\u3092\u9ad8\u901f\u5316\u3059\u308b\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u3042\u308a\u307e\u3057\u305f\u3002
\n\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002\u65e9\u901f\u518d\u5ea6\u6709\u52b9\u306b\u3057\u3066\u3068\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u30c6\u30b9\u30c8\u753b\u50cf<\/h4>\n

JPEG 6400×4800(17.7MB) -> 640×480<\/p>\n

\u30aa\u30d7\u30b7\u30e7\u30f3<\/h4>\n

\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u3057<\/strong>
\ndw=640,dh=480,cw=640,ch=480
\n\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u3042\u308a<\/strong>
\ndw=640,dh=480,cw=640,ch=480,jpeghint=y
\n<\/p>\n

imlib2(libjpeg\uff09<\/h4>\n

X-SmallLight-Description\ttransfer=1725ms, modify image=1279ms (load=1150ms, scale=112ms, save=16ms)\n<\/p><\/blockquote>\n

\u2193<\/p>\n

X-SmallLight-Description\ttransfer=1927ms, modify image=373ms (load=340ms, scale=13ms, save=19ms)<\/p><\/blockquote>\n

imageMagick(libjpeg)<\/h4>\n

X-SmallLight-Description\ttransfer=1573ms, modify image=4265ms<\/strong> (load=1320ms, scale=2906ms, save=38ms)<\/p><\/blockquote>\n

\u2193<\/p>\n

X-SmallLight-Description\ttransfer=1225ms, modify image=4252ms<\/strong> (load=1318ms, scale=2897ms, save=36ms)<\/p><\/blockquote>\n

imageMagick\u304c\u5909\u308f\u3063\u3066\u3044\u306a\u3044\u3067\u3059\u306d\u30fb\u30fb\u30fb
\n\u306a\u3093\u3067\u3060\u308d\u3046\u3068\u60c5\u5831\u3092\u6f01\u3063\u3066\u3044\u305f\u3068\u3053\u308dImageMagick\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u53e4\u3044\u3068\u4f7f\u3048\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002
\n\u691c\u8a3c\u306b\u5229\u7528\u3057\u3066\u3044\u308b\u30de\u30b7\u30f3\u306fCentOS5.3<\/strong>\u306e\u305f\u3081yum\u3067\u5165\u308bimageMagick\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f6.2.8<\/strong>\u3068\u975e\u5e38\u306b\u53e4\u3044\u3067\u3059\u3002
\nsmalllight\u3067jpeghint\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u969b\u306b\u3001imagemagick\u3092\u30b3\u30de\u30f3\u30c9\u3067\u306econvert\u3067\u76f8\u5f53\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u306f
\n-define jpeg:size\u3067\u3059\u304c\u5b9f\u969b\u306b\u4f7f\u3048\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n

imageMagick6.2.8<\/h4>\n
\n\r\n[root@LIP-HAPP-01 ~]# time convert  -resize 640x480 sbig.jpg na.jpg\r\n\r\nreal    0m3.625s\r\nuser    0m3.276s\r\nsys     0m0.344s\r\n[root@LIP-HAPP-01 ~]# time convert -define jpeg:size=640x480 -resize 640x480 sbig.jpg na.jpg\r\n\r\nreal    0m3.619s\r\nuser    0m3.324s\r\nsys     0m0.276s\r\n\r\n\n<\/pre>\n
\u306f\u3044\u3001\u8aa4\u5dee\u30ec\u30d9\u30eb\u3067\u3059\u3002
\n\u305d\u3053\u3067\u6bd4\u8f03\u7684\u65b0\u3057\u30446.6.0\u3092\u5165\u308c\u3066\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n
imageMagick6.6.0<\/h4>\n
\n\r\n[root@LIP-HAPP-01 ~]# time convert -resize 640x480 sbig.jpg na.jpg\r\n\r\nreal    0m4.200s\u3000\u2190\r\nuser    0m3.992s\r\nsys     0m0.196s\r\n[root@LIP-HAPP-01 ~]# time convert -define jpeg:size=640x480 -resize 640x480 sbig.jpg na.jpg\r\n\r\nreal    0m0.488s\u3000\u2190\r\nuser    0m0.432s\r\nsys     0m0.048s\r\n\n<\/pre>\n
\u30b5\u30c3\u30af\u30ea10\u500d\u3050\u3089\u3044\u901f\u304f\u306a\u3063\u305f\u3053\u3068\u304c\u308f\u304b\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u518d\u5ea6smalllight\u3067\u53d6\u308a\u76f4\u3057\u3066\u307f\u307e\u3057\u305f\u3002
\n\u6e2c\u5b9a\u3059\u308b\u969b\u306f\u3001\u6700\u521d\u306b5\u56de\u30a2\u30af\u30bb\u30b9\u3057\u3066\u305d\u306e\u5f8c\u306e5\u56de\u3092\u53d6\u5f97\u3057\u307e\u3057\u305f\u3002\uff08\u5358\u4f4d\u306f\u30df\u30ea\u79d2\uff09
\n\"\"<\/a><\/p>\n
imagemagick\u3067libjpeg\u304b\u3064\u30d2\u30f3\u30c8\u7121\u3057\u30921\u3068\u3057\u305f\u5834\u5408\u306b\u901f\u5ea6\u304c\u4f55\u500d\u306b\u306a\u3063\u305f\u304b<\/h4>\n
\"\"<\/a><\/p>\n
\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u4e0a\u624b\u304f\u52b9\u304f\u3068\u975e\u5e38\u306b\u9ad8\u901f\u306a\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002
\n\u305f\u3060\u3057\u3053\u308c\u306f\u5e38\u306b\u6709\u52b9\u306b\u50cd\u304f\u308f\u3051\u3067\u306f\u306a\u304f\u753b\u50cf\u30b5\u30a4\u30ba\u304c\u534a\u5206\u4ee5\u4e0b\u306b\u306a\u308b\u3068\u304d\u306e\u307f\u6709\u52b9<\/strong>\u306a\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002
\n\u8a73\u3057\u3044\u6761\u4ef6\u306b\u3064\u3044\u3066\u306f@mirakui\u3055\u3093\u306e\u300c\u672c\u5f53\u306f\u901f\u3044ImageMagick: \u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u751f\u6210\u309210\u500d\u901f\u304f\u3059\u308b\u65b9\u6cd5<\/a>\u300d\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002
\n\u3057\u304b\u3057\u9069\u7528\u3067\u304d\u306a\u3044\u5834\u5408\u3067\u6307\u5b9a\u3057\u3066\u3044\u3066\u3082\u30a8\u30e9\u30fc\u306b\u306a\u3089\u306a\u3044\u306e\u3067\u5e38\u306b\u6307\u5b9a\u3057\u3066\u304a\u3044\u3066\u554f\u984c\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u3061\u306a\u307f\u306b6.2.8->6.6.0
\n\u306b\u5909\u3048\u305f\u3060\u3051\u3060\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u3061\u3087\u3063\u3068\u3060\u3051\u843d\u3061\u308b\u307f\u305f\u3044\u3067\u3059\u3002
\n\u6b63\u76f4\u6c17\u306b\u3059\u308b\u30ec\u30d9\u30eb\u3067\u306f\u306a\u3044\u3067\u3059\u304c\u3002
\n4000×4000\u306e2.37MB\u306ejpg\u3092480×480\u306b\u30ea\u30b5\u30a4\u30ba\u3057\u305f\u30b1\u30fc\u30b9\u3067\u3059\u3002<\/p>\n
imageMagick6.2.8(libjpeg-turbo)<\/h4>\n
X-SmallLight-Description\ttransfer=224ms, modify image=1856ms (load=278ms, scale=1563ms, save=14ms)
\nX-SmallLight-Description\ttransfer=228ms, modify image=1852ms (load=277ms, scale=1560ms, save=14ms)<\/p><\/blockquote>\n
imageMagick6.6.0(libjpeg-turbo)<\/h4>\n
X-SmallLight-Description\ttransfer=204ms, modify image=1947ms (load=244ms, scale=1688ms, save=13ms)
\nX-SmallLight-Description\ttransfer=202ms, modify image=1946ms (load=250ms, scale=1686ms, save=9ms)<\/p><\/blockquote>\n
\u3042\u30686.2.8\u3067make\u3057\u305fsmalllight\u306f6.6.0\u306b\u4e0a\u3052\u305f\u3068\u304d\u306b\u4f7f\u3048\u306a\u304b\u3063\u305f\u306e\u3067
\n\u3082\u3046\u4e00\u56demake\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\n\u624b\u9806\u7684\u306b\u306f\u7279\u306b\u5909\u308f\u308a\u3042\u308a\u307e\u305b\u3093\u3002make clean\u3092\u8ffd\u52a0\u3059\u308b\u3050\u3089\u3044\u3067\u3059\u3002<\/p>\n
\u53c2\u8003
\n\u672c\u5f53\u306f\u901f\u3044ImageMagick: \u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u751f\u6210\u309210\u500d\u901f\u304f\u3059\u308b\u65b9\u6cd5<\/a>
\n\u672c\u5f53\u306f\u3082\u3063\u3068\u901f\u3044Imlib2: Imlib2\u3067\u3082ImageMagick\u3068\u540c\u3058\u4ed5\u7d44\u307f\u3067\u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u751f\u6210\u3092\u901f\u304f\u3059\u308b\u65b9\u6cd5<\/a><\/p>\n
        
\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0<\/a><\/div>        
\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af - smalllight\u3067\u306e\u30a8\u30f3\u30b8\u30f3\u306e\u9078\u629e\u306e\u4ed5\u65b9 (\u30d2\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u8ffd\u52a0\uff09<\/a><\/div>        
Facebook \u306b\u30b7\u30a7\u30a2<\/a><\/div>        
LinkedIn \u306b\u30b7\u30a7\u30a2<\/a><\/div>        
Tweet<\/a><\/div><\/div>\n
\n","protected":false},"excerpt":{"rendered":"
small light\u30b7\u30ea\u30fc\u30ba [1] \u30e9\u30a4\u30d6\u30c9\u30a2\u306esmalllight\u3092\u4f7f\u3063\u3066\u52d5\u7684\u306b\u753b\u50cf\u3092\u30ea\u30b5\u30a4\u30ba\u3057\u3066\u307f\u308b [2] \u3044\u308d\u3044\u308dsmalllight\u3092\u4f7f\u3063\u3066\u52d5\u7684\u306b\u753b\u50cf\u3092\u30ea\u30b5\u30a4\u30ba\u3057\u3066\u307f\u308b [3] smalllight\u3067\u306e\u30a8\u30f3 […]<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[30,29],"class_list":["post-654","post","type-post","status-publish","format-standard","hentry","category-3","tag-libjpeg-turbo","tag-smalllight","category-3-id","post-seq-1","post-parity-odd","meta-position-corners","fix"],"_links":{"self":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts\/654","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=654"}],"version-history":[{"count":27,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts\/654\/revisions"}],"predecessor-version":[{"id":823,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts\/654\/revisions\/823"}],"wp:attachment":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}