Mac OS(10.15.6)静态编译OpenCV4.4.0.2应用（c++）_mac上编译opencv limb.dylib-优快云博客

本文链接：https://blog.youkuaiyun.com/herotangabc/article/details/108820501

本文介绍了如何在未安装OpenCV的MacOS上静态编译OpenCV 4.4.0的C++应用程序。主要内容包括使用特定的编译和链接命令，以及调整CMakeLists.txt文件。编译过程中涉及的依赖库如jpeg-turbo和openexr需要特别处理，特别是openexr需要修改配置文件以生成静态库。最终，静态编译的程序大小约为23.4M，而动态编译仅170K。

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为了在未装opencv的MacOS上运行OpenCV的应用，需要静态编译OpenCV的应用，先看1个编译命令和一个cmake配置文件：

编译&链接命令

/usr/bin/clang++  -I/Users/admin/Downloads/MyProject/src -I/usr/local/Cellar/opencv/4.4.0_2/include/opencv4 -g -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk   -Wall -Wextra -std=gnu++11 -o CMakeFiles/iit.dir/src/main.cpp.o -c /Users/admin/Downloads/MyProject/src/main.cpp

/usr/bin/clang++ -g -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk -Wl,-search_paths_first -Wl,-headerpad_max_install_names -L/usr/local/opt/python@3.8/lib CMakeFiles/MyProject.dir/src/main.cpp.o -o MyProject  /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/usr/lib/libz.tbd /Users/admin/Downloads/openexr-2.5.3/build/IlmBase/Imath/libImath-2_5.a /Users/admin/Downloads/openexr-2.5.3/build/IlmBase/Half/libHalf-2_5.a /Users/admin/Downloads/openexr-2.5.3/build/IlmBase/Iex/libIex-2_5.a /Users/admin/Downloads/openexr-2.5.3/build/IlmBase/IlmThread/libIlmThread-2_5.a /Users/admin/Downloads/openexr-2.5.3/build/OpenEXR/IlmImf/libIlmImf-2_5_static.a /usr/local/lib/libtiff.a /usr/local/lib/libwebp.a /usr/local/lib/libtbb.a /usr/local/lib/libopenjp2.a /Users/admin/Downloads/jpeg/libjpeg.a /Users/admin/Downloads/libjpeg-turbo-2.0.5/build/libjpeg.a /usr/local/Cellar/libpng/1.6.37/lib/libpng.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libippicv.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libippiw.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libade.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libittnotify.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libquirc.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_gapi.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_stitching.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_alphamat.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_aruco.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_bgsegm.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_bioinspired.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_ccalib.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_dnn_objdetect.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_dnn_superres.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_dpm.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_highgui.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_face.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_freetype.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_fuzzy.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_hfs.a /usr/local/Cellar/opencv/4.4.0_2/include/opencv4/../../lib/libopencv_img_hash.a /usr/local/Cell