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Fatal error opencv2 nonfree nonfree hpp file not found

then: # include " opencv2/ xfeatures2d. Ptr< SIFT> sift = cv: : xfeatures2d: : SIFT: : create(. Actually, I just updated openCV using the following commands then it worked: sudo add- apt- repository - - yes ppa: xqms/ opencv- nonfree sudo apt- get update sudo apt- get install libopencv- nonfree- dev. Since you' re obviously using opencv3. 0: the contrib parts have been outsourced to a separate github repo. You' ll have to get that, append it to your main opencv ( re- ) build, and then: # include < opencv2/ face. cpp: 2: 45: fatal error: opencv2\ features2d\ features2d. hpp: No such file or directory # include < opencv2\ features2d\ features2d. But the header file is included in include\ opencv2\ features2d\ features2d. そもそも SIFT が入っている nonfree.

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  • Video:Error found nonfree

    Error nonfree found

    hpp が見当たらなかった. opencvのgitのログを 見ると, 31df47bの時点で, nonfreeとfeatures2dの一部が opencv_ contrib/ xfeatures2dへ移動したと. さらに, xfeatures2Dの test, perf_ test が コンパイルエラーになるので,. opencv2/ xfeatures2d/ nonfree. hpp になります.. I found that answer and installed ' libopencv- nonfree- dev'. o - c - Wall - I/ usr/ local/ include/ opencv - I/ usr/ local/ include example. cpp: 4: 42: fatal error: opencv2/ nonfree/ features2d. hpp: No such file or directory # include. Open the file features2d. hpp located at / usr/ include/ opencv2/ nonfree/ features2d.

    hpp You should be a sudo usr to edit the file. Add the " vector" header file as # include < vector > and then add using namespace std;. This should solve your. sudo apt- get update sudo add- apt- repository - - yes ppa: xqms/ opencv- nonfree sudo apt- get update sudo apt- get install libopencv- nonfree- dev. We tried to build Opencv module with nonfree components for android according this manual wordpress. com/ / 03/ 17/ building- opencv- for- android- from- source/. but we have got a fatal error, because. fatal error opencv2/ nonfree/ nonfree. hpp: No such file or directory # include < opencv2/ nonfree/ nonfree. in this code are the images detected and loaded automatically because in python it use imread to read the image.