opencv4.0-SIFT错误Error: The function/feature is not implemented

比较重要记一下:
在使用SIFT特征提取时,然后按照网上的教程编译OpenCV4.0.0+opencv_contrib。在测试的时候总是报异常错误(The function/feature is not implemented)。
最后是由于:在Cmake编译的时没勾选OPENCV_ENABLE_NONFREE
所以Cmake编译的时候一定要勾选OPENCV_ENABLE_NONFREE!!!
如图:opencv4.0-SIFT错误Error: The function/feature is not implemented_第1张图片

参考:

  1. https://blog.csdn.net/fxmfxm9304/article/details/86093564
  2. https://stackoverflow.com/questions/11175794/opencv-surf-function-is-not-implemented

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