Code::Blocks 配置 OpenCV 4.2.01. 头文件目录配置1.1. Release - Search directories - Compiler1.2. Debug - Search directories - Compiler2. 库文件目录配置2.1. Release - Search directories - Linker2.2. Debug - Search directories - Linker3. 链接库文件配置3.1. Release - Linker settings - Link libraries3.2. Debug - Linker settings - Link librariesReferences1. 头文件目录配置(base) yongqiangfamu-sys:~$ pkg-config --cflags opencv4 -I/usr/local/include/opencv4/opencv -I/usr/local/include/opencv4 (base) yongqiangfamu-sys:~$1.1. Release - Search directories - CompilerProject - Build options… - Release - Search directories - Compiler/usr/local/include /usr/local/include/opencv4 /usr/local/include/opencv4/opencv21.2. Debug - Search directories - CompilerProject - Build options… - Debug - Search directories - Compiler/usr/local/include /usr/local/include/opencv4 /usr/local/include/opencv4/opencv22. 库文件目录配置(base) yongqiangfamu-sys:~$ pkg-config --libs opencv4 -L/usr/local/lib -lopencv_dnn -lopencv_stitching -lopencv_ml -lopencv_photo -lopencv_objdetect -lopencv_gapi -lopencv_highgui -lopencv_videoio -lopencv_imgcodecs -lopencv_video -lopencv_calib3d -lopencv_features2d -lopencv_imgproc -lopencv_flann -lopencv_core (base) yongqiangfamu-sys:~$2.1. Release - Search directories - LinkerProject - Build options… - Release - Search directories - Linker/usr/local/lib2.2. Debug - Search directories - LinkerProject - Build options… - Debug - Search directories - Linker/usr/local/lib3. 链接库文件配置把/usr/local/lib下 OpenCV 的所有.so文件全部加入到 Link libraries 中。3.1. Release - Linker settings - Link librariesProject - Build options… - Release - Linker settings - Link libraries3.2. Debug - Linker settings - Link librariesProject - Build options… - Debug - Linker settings - Link librariesReferences[1] Yongqiang Cheng (程永强), https://yongqiang.blog.csdn.net/