Cmakelists 加入ffmpeg庫

# 需要引入ffmpeg頭文件,以這個配置的目錄爲基準
include_directories(${PROJECT_SOURCE_DIR}/ffmpeg/include)
#添加外部共享庫搜索路徑
LINK_DIRECTORIES(${PROJECT_SOURCE_DIR}/ffmpeg/lib)

add_library(avutil-56 SHARED IMPORTED)
add_library(avcodec-58 SHARED IMPORTED)
add_library(avformat-58 SHARED IMPORTED)
add_library(swresample-3 SHARED IMPORTED)
add_library(swscale-5 SHARED IMPORTED)
add_library(avfilter-7 SHARED IMPORTED)
add_library(postproc-55 SHARED IMPORTED)
add_library(avdevice-58 SHARED IMPORTED)

set_target_properties(avcodec-58 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libavcodec.so.58.54.100)
set_target_properties(avformat-58 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libavformat.so.58.29.100)
set_target_properties(avutil-56 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libavutil.so.56.31.100)
set_target_properties(swresample-3 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libswresample.so.3.5.100)
set_target_properties(swscale-5 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libswscale.so.5.5.100)

set_target_properties(avfilter-7 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libavfilter.so.7.57.100)
set_target_properties(postproc-55 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libpostproc.so.55.5.100)
set_target_properties(avdevice-58 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libavdevice.so.58.8.100)
set_target_properties(avutil-56 PROPERTIES IMPORTED_LOCATION
        ${PROJECT_SOURCE_DIR}/ffmpeg/lib/libavutil.so.56.31.100)

 

 

#math
link_libraries(m)
find_package(Threads)

#生成可執行文件  注意順序
ADD_EXECUTABLE(CMakeFF ./src/ffplay.c ./src/cmdutils.c main.c)
#爲hello添加ffmpeg共享庫鏈接
target_link_libraries(
        CMakeFF
        # Specifies the target library.
        # 鏈接額外的 ffmpeg 的編譯
        # 工具庫(大部分庫都需要這個庫的支持)
        avcodec-58
        # 封裝格式處理庫
        avformat-58
        avutil-56
        # 音頻採樣數據格式轉換庫
        swresample-3
        # 視頻像素數據格式轉換
        swscale-5
        avfilter-7
        postproc-55
        avdevice-58
        ${GTK2_LIBRARIES}
        SDL2
        gthread-2.0
        -lpthread
        )