[英]error: ‘calcOpticalFlowPyrLK’ is not a member of ‘cv’ - OpenCV 2.4.2
我在OpenCV 2.4.2上遇到此錯誤。
我正在使用以下代碼行:
cv::calcOpticalFlowPyrLK(prev, next, prev_pts, next_pts, status, error);
並在編譯時顯示此錯誤:
testopticalflow.cpp:75:4: error: ‘calcOpticalFlowPyrLK’ is not a member of ‘cv’
如果我使用pkg-config,這就是結果
pkg-config opencv --libs
/usr/local/lib/libopencv_calib3d.so /usr/local/lib/libopencv_contrib.so /usr/local/lib/libopencv_core.so /usr/local/lib/libopencv_features2d.so /usr/local/lib/libopencv_flann.so /usr/local/lib/libopencv_gpu.so /usr/local/lib/libopencv_highgui.so /usr/local/lib/libopencv_imgproc.so /usr/local/lib/libopencv_legacy.so /usr/local/lib/libopencv_ml.so /usr/local/lib/libopencv_nonfree.so /usr/local/lib/libopencv_objdetect.so /usr/local/lib/libopencv_photo.so /usr/local/lib/libopencv_stitching.so /usr/local/lib/libopencv_ts.so /usr/local/lib/libopencv_video.so /usr/local/lib/libopencv_videostab.so
抱歉,對於Linux環境,我還是一個新手,所以我不知道哪里出了問題。
對不起,愚蠢的錯誤。 我忘了將此添加為標題:
#include <opencv2/video/tracking.hpp>
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