https://www.jianshu.com/p/eb25baf5ca19
set(Root "${CMAKE_CURRENT_SOURCE_DIR}")
set(Base64 ${Root}/lib/libb64/src)
include_directories(${OpenCV_INCLUDE_DIRS})
include_directories(${Root})
include_directories(${Root}/lib/libb64/include)
include_directories(${LIBUV_INCLUDE_DIRS})
link_directories(${LIBUV_LIBRARY_DIRS})
add_library(atlas_cv STATIC
cv_atlas.cpp
cv_atlas.h
cv_tool.h
cv_tool.cpp
${Base64}/cencode.c)
set_target_properties(
atlas_cv
PROPERTIES
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/bin")
set表示给Root Base64变量赋值
include_directories表示加入编译所需的相关头文件路径
link_directories表示需要链接的库文件路径
add_library表示要生成的库路径以及依赖的源文件名
set_target_properties表示设置库目标的属性，如输出名称和位置。