{"id":976,"date":"2017-07-17T09:10:49","date_gmt":"2017-07-17T01:10:49","guid":{"rendered":"http:\/\/www.siediyer.cn\/?p=976"},"modified":"2017-07-17T10:27:32","modified_gmt":"2017-07-17T02:27:32","slug":"imagick-cmky%e8%bd%acrgb-cmky-too-rgb","status":"publish","type":"post","link":"https:\/\/www.siediyer.cn\/?p=976","title":{"rendered":"imagick CMKY\u8f6cRGB CMKY too RGB"},"content":{"rendered":"

\u505a\u9879\u76ee\u7684\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u4e86\u4e00\u4e2a\u95ee\u9898\u3002 \u7528 imagick \u5904\u7406\u56fe\u7247\u65f6\u5019\u53d1\u73b0\u6709\u51e0\u4e2a \u5904\u7406\u4e0d\u4e86 \u4e00\u770b\u662f CMYK \u7684\u3002\u3002<\/p>\n

\u7f29\u7565\u56fe\u683c\u5f0f\u8fd8\u662fCMYK \u7684 \u4f46IE \u6e38\u89c8\u4e0d\u4e86 \u3002<\/p>\n

\u73b0\u63d0\u4f9b CMYK \u8f6cGBK CODE \u540c\u65f6\u4e5f\u505a\u4e0b\u7b14\u8bb0\u3002<\/p>\n

\u3002\u3002\u3002\u524d\u9762\u90e8\u5206\u7565\u3002\u3002\u3002\u4fdd\u5b58\u56fe\u7247\u4e0a\u9762\u6dfb\u52a0\u5982\u4e0b\uff1a<\/p>\n

<?php \r\n\/\/ don't use this (it inverts the image) \r\n\/\/    $img->setImageColorspace (imagick::COLORSPACE_RGB); \r\n\r\n\/\/RBG\u8f6cCMYK\r\n\/*\r\nif ($logo->getImageColorspace() == \\Imagick::COLORSPACE_CMYK) {\r\n $logo->transformimagecolorspace(\\Imagick::COLORSPACE_SRGB);\r\n}\r\n*\/\r\n\r\nif ($img->getImageColorspace() == Imagick::COLORSPACE_CMYK) { \r\n   $profiles = $img->getImageProfiles('*', false); \r\n   \/\/ we're only interested if ICC profile(s) exist \r\n   $has_icc_profile = (array_search('icc', $profiles) !== false); \r\n   \/\/ if it doesnt have a CMYK ICC profile, we add one \r\n   if ($has_icc_profile === false) { \r\n       $icc_cmyk = file_get_contents(dirname(__FILE__).'\/USWebUncoated.icc'); \r\n       $img->profileImage('icc', $icc_cmyk); \r\n       unset($icc_cmyk); \r\n   } \r\n   \/\/ then we add an RGB profile \r\n   $icc_rgb = file_get_contents(dirname(__FILE__).'\/sRGB_v4_ICC_preference.icc'); \r\n   $img->profileImage('icc', $icc_rgb); \r\n   unset($icc_rgb); \r\n} \r\n\r\n$img->stripImage (); \/\/ this will drop down the size of the image dramatically (removes all profiles) \r\n?><\/pre>\n
 <\/p>\n
\u5173\u4e8eICC \u6587\u4ef6 \u63d0\u4f9b\u5730\u5740\u53ef\u4ee5\u4e0b\u8f7d\uff1a<\/p>\n
CMYK:\u00a0http:\/\/www.mattbeals.com\/icc\/profiles\/cmyk\/USWebUncoated.icc.zip<\/a><\/p>\n
RGB:http:\/\/www.mattbeals.com\/icc\/profiles\/rgb\/AdobeRGB1998.icc.zip<\/a><\/u><\/p>\n","protected":false},"excerpt":{"rendered":"
\u505a\u9879\u76ee\u7684\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u4e86\u4e00\u4e2a\u95ee\u9898\u3002 \u7528 imagick \u5904\u7406\u56fe\u7247\u65f6\u5019\u53d1\u73b0\u6709\u51e0\u4e2a \u5904\u7406\u4e0d\u4e86 \u4e00\u770b\u662f CMYK \u7684\u3002\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[62,63],"class_list":["post-976","post","type-post","status-publish","format-standard","hentry","category-php","tag-cmky","tag-imagick"],"_links":{"self":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts\/976","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=976"}],"version-history":[{"count":5,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts\/976\/revisions"}],"predecessor-version":[{"id":981,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts\/976\/revisions\/981"}],"wp:attachment":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=976"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=976"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}