Import cv2 ImportError:DLL load failed:找不到指定模块解决方法

ゝ一世哀愁。 2022-06-03 05:06 711阅读 0赞

## 实验环境： ##

系统版本：Win 10 企业版  
Anaconda ：Python 3.5.2 | Anaconda 4.2.0(64-bit)

## 问题描述： ##

安装OpenCV后使用`import cv2` 时出现如下错误  
![这里写图片描述][SouthEast]

## 解决方法： ##

1.首先保证有Visual C++ Redistributable for Visual Studio 2015，如果没有可以去官网下载：  
[https://www.microsoft.com/en-us/download/details.aspx?id=48145][https_www.microsoft.com_en-us_download_details.aspx_id_48145]，  
2.将python3.dll复制到Anaconda3目录中，具体操作为：  
首先下载python包，下载地址为：[https://www.python.org/ftp/python/3.5.2/python-3.5.2-embed-amd64.zip][https_www.python.org_ftp_python_3.5.2_python-3.5.2-embed-amd64.zip]，解压后得到`python3.dll`，  
![这里写图片描述][SouthEast 1]

将`python3.dll`复制到Anaconda3目录中，  
![这里写图片描述][SouthEast 2]

此时再重新执行`import cv2`就不会报错了  
![这里写图片描述][SouthEast 3]

## 参考资料： ##

DLL load fails on Anaconda/Windows install (python3.dll) · Issue \#36 · skvark/opencv-python  
[https://github.com/skvark/opencv-python/issues/36][https_github.com_skvark_opencv-python_issues_36]

[SouthEast]: /images/20220603/4551ece9679e4669b45f83ee4b46640f.png
[https_www.microsoft.com_en-us_download_details.aspx_id_48145]: https://www.microsoft.com/en-us/download/details.aspx?id=48145
[https_www.python.org_ftp_python_3.5.2_python-3.5.2-embed-amd64.zip]: https://www.python.org/ftp/python/3.5.2/python-3.5.2-embed-amd64.zip
[SouthEast 1]: /images/20220603/b7aa6353d721404ba8972da9d24b05c7.png
[SouthEast 2]: /images/20220603/a9247b23531545cb85823671502660fe.png
[SouthEast 3]: /images/20220603/a1a59d23b7724536bb91399b404a8a9a.png
[https_github.com_skvark_opencv-python_issues_36]: https://github.com/skvark/opencv-python/issues/36