FFMPEG AndroidStudio工程示例

# 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) # 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. set(lib_src_DIR ${CMAKE_SOURCE_DIR}/src/main/jniLibs/${ANDROID_ABI}) include_directories( ${CMAKE_SOURCE_DIR}/src/main/cpp/include/ffmpeg ${CMAKE_SOURCE_DIR}/src/main/cpp/include ) add_library(avcodec-56 SHARED IMPORTED) set_target_properties(avcodec-56 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libavcodec-56.so) add_library(avformat-56 SHARED IMPORTED) set_target_properties(avformat-56 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libavformat-56.so) add_library(avutil-54 SHARED IMPORTED) set_target_properties(avutil-54 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libavutil-54.so) add_library(swresample-1 SHARED IMPORTED) set_target_properties(swresample-1 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libswresample-1.so) add_library(swscale-3 SHARED IMPORTED) set_target_properties(swscale-3 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libswscale-3.so) add_library(avdevice-56 SHARED IMPORTED) set_target_properties(avdevice-56 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libavdevice-56.so) add_library(postproc-53 SHARED IMPORTED) set_target_properties(postproc-53 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libpostproc-53.so) add_library(avfilter-5 SHARED IMPORTED) set_target_properties(avfilter-5 PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libavfilter-5.so) add_library(yuv SHARED IMPORTED) set_target_properties(yuv PROPERTIES IMPORTED_LOCATION ${lib_src_DIR}/libyuv.so) # build application's shared lib file(GLOB native_srccpps "${CMAKE_SOURCE_DIR}/src/main/cpp/*.cpp") file(GLOB native_srccs "${CMAKE_SOURCE_DIR}/src/main/cpp/*.c") add_library(native-lib SHARED ${native_srccpps} ${native_srccs}) # 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 #-ljnigraphics -landroid #lib_opencv avcodec-56 avformat-56 avutil-54 swresample-1 swscale-3 avdevice-56 postproc-53 avfilter-5 yuv # Links the target library to the log library # included in the NDK. ${log-lib} ${jnigraphics-lib})