1.从github下载源码

git clone https://github.com/davisking/dlib.git

2.编译安装

cd dlib
mkdir build&cd build
cmake ..
cmake --build .
sudo make install

3.编译python环境

cd ..
sudo python3 setup.py install

4.安装后验证

python3
import dlib

5.CMake引用dlib库

find_package(dlib REQUIRED)
include_directories(${dlib_INCLUDE_DIRS})

target_link_libraries(${PROJECT_NAME} ${dlib_LIBRARIES})