{"id":9103,"date":"2016-11-14T02:23:49","date_gmt":"2016-11-14T07:23:49","guid":{"rendered":"httpss:\/\/www.powenko.com\/wordpress\/?p=9103"},"modified":"2016-11-14T02:23:49","modified_gmt":"2016-11-14T07:23:49","slug":"08-crop-%e5%89%aa%e8%a3%81","status":"publish","type":"post","link":"https:\/\/www.powenko.com\/wordpress\/?p=9103","title":{"rendered":"08 Crop \u526a\u88c1"},"content":{"rendered":"<p><a href=\"httpss:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM.png\"><img loading=\"lazy\" decoding=\"async\" src=\"httpss:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM.png\" alt=\"screen-shot-2016-11-14-at-3-22-37-pm\" width=\"542\" height=\"517\" class=\"alignnone size-full wp-image-9111\" srcset=\"https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM.png 542w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM-300x286.png 300w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM-316x301.png 316w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM-120x114.png 120w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM-210x200.png 210w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM-496x473.png 496w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2016\/11\/Screen-Shot-2016-11-14-at-3.22.37-PM-140x134.png 140w\" sizes=\"(max-width: 542px) 100vw, 542px\" \/><\/a><br \/>\n<code><\/p>\n<pre class=\"brush: php; title: ; notranslate\" title=\"\">\r\n\/*\r\n \u67ef\u535a\u6587\u8001\u5e2b\r\n www.powenko.com\r\n *\/\r\n#include &lt;iostream&gt;\r\n#include &lt;opencv2\/core\/core.hpp&gt; \r\n#include &lt;opencv2\/highgui\/highgui.hpp&gt;\r\n#include &lt;opencv2\/opencv.hpp&gt;\r\n\r\nusing namespace cv ;\r\nusing namespace std ;\r\nint main() {\r\n     Mat image = cv::imread(&quot;\/Users\/powenko\/Desktop\/1.png&quot;);\r\n    \r\n    \r\n    \r\n   \/\/ Mat image=imread(&quot;\/Users\/powenko\/Desktop\/1.png&quot;,1);\r\n    \r\n    int startX=200,startY=200,width=200,height=200;\r\n    \r\n    Mat ROI(image, Rect(startX,startY,width,height));\r\n    Mat croppedImage;\r\n    ROI.copyTo(croppedImage);\r\n    \r\n    cv::namedWindow(&quot;Image&quot;) ;\r\n    cv::imshow(&quot;Image&quot;, image) ;\r\n    cv::imshow(&quot;PowenKo.com Result&quot;, croppedImage) ;\r\n    cv::waitKey() ;\r\n\r\n    return 0;\r\n}\r\n\r\n<\/pre>\n<p><\/code><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\/* \u67ef\u535a\u6587\u8001\u5e2b www.powenko.com *\/ #include &lt;iostream&gt; # [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9111,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[247],"tags":[],"class_list":["post-9103","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ch01---ios--opencv"],"_links":{"self":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9103"}],"collection":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9103"}],"version-history":[{"count":1,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9103\/revisions"}],"predecessor-version":[{"id":9112,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9103\/revisions\/9112"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/media\/9111"}],"wp:attachment":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}