opencv3.1.0添加opencv_contrib失败——ocv_download

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于 2017-04-15 21:32:27 发布

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分类专栏： OpenCV 文章标签： ocv_download opencv3.1.0 opencv_contrib

本文链接：https://blog.youkuaiyun.com/xbcReal/article/details/70187258

在Ubuntu中尝试编译OpenCV3.1.0并添加opencv_contrib模块时遇到问题。参考了github上的issue 1100和StackOverflow上的相关问题讨论，但编译仍然未能成功。该问题可能涉及到依赖库的安装、配置文件的设置等多方面因素。

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CMake Error at /Users/Documents/opencv/source/opencv-3.2.0/cmake/OpenCVUtils.cmake:1045 (file):
file DOWNLOAD cannot open file for write.
Call Stack (most recent call first):
/Users/Documents/opencv/source/opencv_contrib-master/modules/dnn/cmake/OpenCVFindLibProtobuf.cmake:32 (ocv_download)
/Users/Documents/opencv/source/opencv_contrib-master/modules/dnn/CMakeLists.txt:5 (include)

CMake Error at /Users/Documents/opencv/source/opencv-3.2.0/cmake/OpenCVUtils.cmake:1049 (message):
Failed to download . Status=
Call Stack (most recent call first):
/Users/Documents/opencv/source/opencv_contrib-master/modules/dnn/cmake/OpenCVFindLibProtobuf.cmake:32 (ocv_download)
/Users/Documents/opencv/source/opencv_contrib-master/modules/dnn/CMakeLists.txt:5 (include)
在用cmake编译opencv3.1以及配套的opencv_contrib模块的时候，遇到了以上错误，解决办法是在错误提示的.cmake文件中找到FILENAME这个词，然后用PACKAGE 替换之即可。记录下来对自己是一个提醒，也许也有人看到这个会少走些弯路。<