Cmake，opencv，opencv-contribute安装
#apt可能需要更新apt update
apt install -y wget unzip
apt-get install build-essential libgtk2.0-dev libgtk-3-dev libavcodec-dev libavformat-dev libjpeg-dev libswscale-dev libtiff5-dev
#安装cmake
apt install cmake
查看cmake
cmake -version
#下载opencv
wget -O opencv.zip https://github.com/opencv/opencv/archive/4.5.0.zip
unzip opencv.zip
mv opencv-4.5.0 opencv
cd opencv
#下载opencv_contrib
wget -O opencv_contrib.zip https://github.com/opencv/opencv_contrib/archive/4.5.0.zip
unzip opencv_contrib.zip
mv opencv_contrib-4.5.0 opencv_contrib
mkdir build
cd build
cmake -D CMAKE_BUILD_TYPE=RELEASE \
-DINSTALL_PYTHON_EXAMPLES=ON \
-DINSTALL_C_EXAMPLES=ON \
-DOPENCV_EXTRA_MODULES_PATH=../opencv_contrib/modules \
-DBUILD_EXAMPLES=ON ..
make -j4
make install
编译opencv dnn yolov5
#配置CMakeLists.txt,放入工程
cmake_minimum_required(VERSION 2.8)
project( yolo )
find_package( OpenCV REQUIRED )
include_directories( ${OpenCV_INCLUDE_DIRS} )
add_executable( yolo main.cpp yolo.cpp )
target_link_libraries( yolo ${OpenCV_LIBS} )
在opencvdnn工程中：文章来源：https://www.toymoban.com/news/detail-706480.html
mkdir build && build
cmake ..
make -j4
./yolo
文章来源地址https://www.toymoban.com/news/detail-706480.html
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