{"id":341,"date":"2022-08-30T14:59:44","date_gmt":"2022-08-30T14:59:44","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2013\/11\/06\/linker-error-with-opencv2-1-in-devcpp-windows-7-collection-of-common-programming-errors\/"},"modified":"2022-08-30T14:59:44","modified_gmt":"2022-08-30T14:59:44","slug":"linker-error-with-opencv2-1-in-devcpp-windows-7-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2022\/08\/30\/linker-error-with-opencv2-1-in-devcpp-windows-7-collection-of-common-programming-errors\/","title":{"rendered":"linker error with opencv2.1 in devcpp windows 7-Collection of common programming errors"},"content":{"rendered":"<p>i have opencv2.1 in devcpp environment. it works perfectly. then i recently tried installing a wavelet library downloaded from here.<\/p>\n<p>now i tried compiling an example program in the library (i created a new project and inserted the example file into it. i also added all corresponding libraries and includeed files in the downloaded library) but it keeps on returning the following two errors:<\/p>\n<p><code>[Linker error] undefined reference to cv::Mat::Mat(_IplImage const*, bool) [Linker error] undefined reference to cv::fastFree(void*) ld returned 1 exit status<\/code><\/p>\n<p><code>D:\\Makefile.win [Build Error] [Project1.exe] Error 1<\/code><\/p>\n<p>please someone help me..<br \/>\nthanks in advance<\/p>\n<p id=\"rop\"><small>Originally posted 2013-11-06 03:11:26. <\/small><\/p>","protected":false},"excerpt":{"rendered":"<p>i have opencv2.1 in devcpp environment. it works perfectly. then i recently tried installing a wavelet library downloaded from here. now i tried compiling an example program in the library (i created a new project and inserted the example file into it. i also added all corresponding libraries and includeed files in the downloaded library) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-341","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=341"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/341\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}