标签：set IMPORTED ffmpeg 工程 编译 add libs DIR
CMakeLists.txt
cmake_minimum_required(VERSION 3.17)
project(ffmpeg_demo)
# 设置ffmpeg依赖库及头文件所在目录，并存进指定变量
set(ffmpeg_libs_DIR /opt/ffmpeg/lib/)
set(ffmpeg_headers_DIR /opt/ffmpeg/include/)
#对于find_package找不到的外部依赖库，可以用add_library添加
# SHARED表示添加的是动态库
# IMPORTED表示是引入已经存在的动态库
add_library( avcodec SHARED IMPORTED)
add_library( avfilter SHARED IMPORTED )
add_library( swresample SHARED IMPORTED )
add_library( swscale SHARED IMPORTED )
add_library( avformat SHARED IMPORTED )
add_library( avutil SHARED IMPORTED )
#指定所添加依赖库的导入路径
set_target_properties( avcodec PROPERTIES IMPORTED_LOCATION ${ffmpeg_libs_DIR}/libavcodec.so )
set_target_properties( avfilter PROPERTIES IMPORTED_LOCATION ${ffmpeg_libs_DIR}/libavfilter.so )
set_target_properties( swresample PROPERTIES IMPORTED_LOCATION ${ffmpeg_libs_DIR}/libswresample.so )
set_target_properties( swscale PROPERTIES IMPORTED_LOCATION ${ffmpeg_libs_DIR}/libswscale.so )
set_target_properties( avformat PROPERTIES IMPORTED_LOCATION ${ffmpeg_libs_DIR}/libavformat.so )
set_target_properties( avutil PROPERTIES IMPORTED_LOCATION ${ffmpeg_libs_DIR}/libavutil.so )
# 添加头文件路径到编译器的头文件搜索路径下，多个路径以空格分隔
include_directories( ${ffmpeg_headers_DIR} )
link_directories(${ffmpeg_libs_DIR} )
set(CMAKE_CXX_STANDARD 14)
add_executable(ffmpeg_demo main.c)
target_link_libraries(${PROJECT_NAME} avcodec avformat avutil swresample swscale swscale avfilter )
标签：set,
IMPORTED,
ffmpeg,
工程,
编译,
add,
libs,
DIR
From： https://www.cnblogs.com/starcos/p/16924601.html