基于FFMpeg和NDK制作的安卓平台播放器demo.zip

# For more information about using CMake with Android Studio, read the # documentation: https://d.android.com/studio/projects/add-native-code.html # Sets the minimum version of CMake required to build the native library. cmake_minimum_required(VERSION 3.4.1) #包含指定目录的头文件 include_directories(include/) # Creates and names a library, sets it as either STATIC # or SHARED, and provides the relative paths to its source code. # You can define multiple libraries, and CMake builds them for you. # Gradle automatically packages shared libraries with your APK. #添加库文件 参数：生成的库名称 动态库(即so库) 源文件 add_library(native-lib SHARED native-lib.cpp IDemux.cpp FFDemux.cpp XData.cpp XLog.cpp XThread.cpp IObserver.cpp FFDecode.cpp IDecode.cpp XParameter.cpp IVideoView.cpp GLVideoView.cpp XTexture.cpp XShader.cpp XEGL.cpp IResample.cpp FFResample.cpp IAudioPlay.cpp SLAudioPlay.cpp IPlayer.cpp IPlayerBuilder.cpp FFPlayerBuilder.cpp IPlayerPorxy.cpp ) #创建导入的库目标,FFmpeg6个SO库 add_library(avutil SHARED IMPORTED) add_library(swresample SHARED IMPORTED) add_library(avcodec SHARED IMPORTED) add_library(avfilter SHARED IMPORTED) add_library(swscale SHARED IMPORTED) add_library(avformat SHARED IMPORTED) #设置变量,CMAKE_SOURCE_DIR是CMakeList.txt的路径 set(LIB_DIR ${CMAKE_SOURCE_DIR}/../../../libs/${ANDROID_ABI}) #message(SEND_ERROR "jni libs dir=${LIB_DIR}") #设置目标属性，例如avutil的IMPORTED_LOCATION属性值是${LIB_DIR}/libavutil.so set_target_properties(avutil PROPERTIES IMPORTED_LOCATION ${LIB_DIR}/libavutil.so) set_target_properties(swresample PROPERTIES IMPORTED_LOCATION ${LIB_DIR}/libswresample.so) set_target_properties(avcodec PROPERTIES IMPORTED_LOCATION ${LIB_DIR}/libavcodec.so) set_target_properties(avfilter PROPERTIES IMPORTED_LOCATION ${LIB_DIR}/libavfilter.so) set_target_properties(swscale PROPERTIES IMPORTED_LOCATION ${LIB_DIR}/libswscale.so) set_target_properties(avformat PROPERTIES IMPORTED_LOCATION ${LIB_DIR}/libavformat.so) # Searches for a specified prebuilt library and stores the path as a # variable. Because CMake includes system libraries in the search path by # default, you only need to specify the name of the public NDK library # you want to add. CMake verifies that the library exists before # completing its build. find_library( # Sets the name of the path variable. log-lib # Specifies the name of the NDK library that # you want CMake to locate. log ) # Specifies libraries CMake should link to your target library. You # can link multiple libraries, such as libraries you define in this # build script, prebuilt third-party libraries, or system libraries. target_link_libraries( # Specifies the target library. native-lib # Links the target library to the log library # included in the NDK. GLESv2 EGL OpenSLES android avutil swresample avcodec avfilter swscale avformat ${log-lib} )