diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3c9e8b3..d368b34 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -164,6 +164,9 @@ set(MAIN_SRC_FILE        "" CACHE STRING INTERNAL)
 unset(MAIN_LINK_LIB CACHE)
 set(MAIN_LINK_LIB        "" CACHE STRING INTERNAL)
 
+unset(EXTERNAL_LIBS_PATH CACHE)
+set(EXTERNAL_LIBS_PATH        "" CACHE STRING INTERNAL)
+
 # Config message for test code.
 unset(TEST_LINK_LIB CACHE)
 set(TEST_LINK_LIB     "" CACHE STRING INTERNAL)
diff --git a/application/HuntingCamera/CMakeLists.txt b/application/HuntingCamera/CMakeLists.txt
index 5173657..5e4aa98 100644
--- a/application/HuntingCamera/CMakeLists.txt
+++ b/application/HuntingCamera/CMakeLists.txt
@@ -10,8 +10,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/libconfig/lib
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES)
diff --git a/external/.gitignore b/external/.gitignore
index 9c68340..635ef3f 100644
--- a/external/.gitignore
+++ b/external/.gitignore
@@ -1,3 +1,4 @@
 
 goahead-5.2.0/GoAhead
-ffmpeg/ffmpeg-6.1.1
\ No newline at end of file
+ffmpeg/ffmpeg-6.1.1
+fdk-aac/fdk-aac-2.0.3
\ No newline at end of file
diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index cf1276f..b2a6e12 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -22,5 +22,8 @@ add_subdirectory(goahead-5.2.0)
 
 add_subdirectory(cJSON-1.7.17)
 add_subdirectory(libhv/libhv-1.3.2)
+# ================= ffmpeg related ================= #
 add_subdirectory(ffmpeg)
+add_subdirectory(fdk-aac)
+# ================= ffmpeg related end ================= #
 add_subdirectory(libconfig)
\ No newline at end of file
diff --git a/external/fdk-aac/CMakeLists.txt b/external/fdk-aac/CMakeLists.txt
new file mode 100644
index 0000000..a9021dd
--- /dev/null
+++ b/external/fdk-aac/CMakeLists.txt
@@ -0,0 +1,26 @@
+include(${CMAKE_SOURCE_DIR_IPCSDK}/build/global_config.cmake)
+set(FDK_AAC_INSTALL_PATH "${EXTERNAL_LIBS_OUTPUT_PATH}/fdk-aac")
+set(EXTERNAL_LIBS_PATH "${EXTERNAL_LIBS_PATH};${FDK_AAC_INSTALL_PATH}/lib" CACHE STRING INTERNAL FORCE)
+message("Compile fdk-aac cmake config files : ${PLATFORM_PATH}/build/cmake/toolchain/linux.toolchain.cmake")
+add_custom_target(
+    fdk_aac
+    COMMAND echo "Now compile fdk-aac, please wait..."
+    COMMAND test -f ${EXTERNAL_SOURCE_PATH}/fdk-aac/fdk-aac-2.0.3/CMakeLists.txt || tar -xf fdk-aac-2.0.3.tar.gz
+    COMMAND chmod 777 -R fdk-aac-2.0.3
+    COMMAND test -f ${EXTERNAL_SOURCE_PATH}/fdk-aac/fdk-aac-2.0.3/build/Makefile || mkdir fdk-aac-2.0.3/build
+    COMMAND cd fdk-aac-2.0.3/build && cmake ../ -DCMAKE_TOOLCHAIN_FILE=${PLATFORM_PATH}/build/cmake/toolchain/linux.toolchain.cmake
+            -DCMAKE_INSTALL_PREFIX=${FDK_AAC_INSTALL_PATH} -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=OFF
+    COMMAND cd fdk-aac-2.0.3/build && make
+    COMMAND cd fdk-aac-2.0.3/build && make install
+    COMMAND cd fdk-aac-2.0.3/build && make clean
+    WORKING_DIRECTORY ${EXTERNAL_SOURCE_PATH}/fdk-aac/
+)
+
+add_custom_target(
+  remove_fdk-aac_source_files
+  COMMAND rm -rf fdk-aac-2.0.3
+  WORKING_DIRECTORY ${EXTERNAL_SOURCE_PATH}/fdk-aac/
+)
+ 
+# 将clean目标依赖于我们自定义的clean_script目标
+add_dependencies(sdk_clean remove_fdk-aac_source_files)
\ No newline at end of file
diff --git a/external/fdk-aac/fdk-aac-2.0.3.tar.gz b/external/fdk-aac/fdk-aac-2.0.3.tar.gz
new file mode 100755
index 0000000..52c33d1
Binary files /dev/null and b/external/fdk-aac/fdk-aac-2.0.3.tar.gz differ
diff --git a/external/ffmpeg/CMakeLists.txt b/external/ffmpeg/CMakeLists.txt
index 81e92dd..949fc54 100644
--- a/external/ffmpeg/CMakeLists.txt
+++ b/external/ffmpeg/CMakeLists.txt
@@ -1,22 +1,31 @@
 set(FFMPEG_INSTALL_PATH "${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg")
+set(EXTERNAL_LIBS_PATH "${EXTERNAL_LIBS_PATH};${FFMPEG_INSTALL_PATH}/lib" CACHE STRING INTERNAL FORCE)
+find_program(NASM nasm)
+if(NOT NASM)
+  message("nasm not found. Now install.")
+  execute_process(COMMAND sudo apt install nasm WORKING_DIRECTORY ${EXTERNAL_SOURCE_PATH}/)
+endif()
 if(${TARGET_PLATFORM} MATCHES ${DEFINE_LINUX})
-    set(CONFIGURE_COMMAND "--enable-cross-compile --target-os=linux --arch=linux \
+    set(CONFIGURE_COMMAND "--enable-cross-compile --target-os=linux --arch=x86_64 \
     --cc=${CMAKE_C_COMPILER} \
     --cxx=${CMAKE_CXX_COMPILER} \
-    --prefix=${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg \
-    --enable-parsers --enable-decoder=h264 \
+    --prefix=${FFMPEG_INSTALL_PATH} \
+    --enable-parsers --enable-decoder=h264 --enable-libfdk-aac \
     --enable-ffmpeg --enable-static \
     --enable-gpl --enable-nonfree --enable-version3 --enable-small \
     --enable-muxer=mov --enable-muxer=mp4 \
     --enable-decoder=aac --enable-decoder=pcm_alaw --enable-encoder=pcm_alaw \
     --enable-demuxer=mov \
-    --enable-protocol=file --enable-bsf=aac_adtstoasc --enable-bsf=h264_mp4toannexb --enable-bsf=hevc_mp4toannexb")
+    --enable-protocol=file --enable-bsf=aac_adtstoasc --enable-bsf=h264_mp4toannexb --enable-bsf=hevc_mp4toannexb \
+    --extra-libs=-lm \
+    --extra-cflags=\"-I${EXTERNAL_LIBS_OUTPUT_PATH}/fdk-aac/include\" \
+    --extra-ldflags=\"-L${EXTERNAL_LIBS_OUTPUT_PATH}/fdk-aac/lib\"")
 else()
     set(CONFIGURE_COMMAND "--enable-cross-compile --target-os=linux --arch=arm64 \
     --cc=${CMAKE_C_COMPILER} \
     --cxx=${CMAKE_CXX_COMPILER} \
-    --prefix=${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg \
-    --disable-asm --enable-parsers --disable-decoders --enable-decoder=h264 \
+    --prefix=${FFMPEG_INSTALL_PATH} \
+    --disable-asm --enable-parsers --disable-decoders --enable-decoder=h264 --enable-libfdk-aac \
     --disable-debug --enable-ffmpeg --enable-shared --enable-static --disable-stripping --disable-doc \
     --enable-gpl --enable-nonfree --enable-version3 --enable-small \
     --disable-mipsdsp --disable-mipsdspr2 \
@@ -29,13 +38,17 @@ else()
     --disable-protocols --enable-protocol=file \
     --disable-bsfs --enable-bsf=aac_adtstoasc --enable-bsf=h264_mp4toannexb --enable-bsf=hevc_mp4toannexb \
     --disable-indevs \
-    --disable-outdevs --disable-ffprobe --disable-ffmpeg --disable-ffplay --disable-debug")
+    --disable-outdevs --disable-ffprobe --disable-ffmpeg --disable-ffplay --disable-debug \
+    --extra-libs=-lm \
+    --extra-cflags=\"-I${EXTERNAL_LIBS_OUTPUT_PATH}/fdk-aac/include\" \
+    --extra-ldflags=\"-L${EXTERNAL_LIBS_OUTPUT_PATH}/fdk-aac/lib\"")
 endif()
 message("Compile ffmpeg comand : ${CONFIGURE_COMMAND}")
 add_custom_target(
     ffmpeg
+    DEPENDS fdk_aac
     COMMAND echo "Now compile ffmpeg, please wait..."
-    COMMAND test -f ${EXTERNAL_SOURCE_PATH}/ffmpeg/Makefile || tar -xf ffmpeg_6.1.1.orig.tar.xz
+    COMMAND test -f ${EXTERNAL_SOURCE_PATH}/ffmpeg/ffmpeg-6.1.1/Makefile || tar -xf ffmpeg_6.1.1.orig.tar.xz
     COMMAND chmod 777 -R ffmpeg-6.1.1
     COMMAND cd ffmpeg-6.1.1 && bash -c "./configure ${CONFIGURE_COMMAND}"
     COMMAND cd ffmpeg-6.1.1 && make
diff --git a/external/ffmpeg/README.md b/external/ffmpeg/README.md
index 4201ba5..fb01809 100644
--- a/external/ffmpeg/README.md
+++ b/external/ffmpeg/README.md
@@ -15,6 +15,20 @@ ffmpeg -i input.g711a -acodec alaw output.wav
 $ ffplay video.h264
 ```
 
+* g711a音频文件转wav音频文件
+
+```code
+$ fmpeg -f mulaw -ar 8000 -i audio.g711a audio.wav
+```
+
+* 将h264和wav文件合成mp4文件
+
+**注意：未发现可以将h264和g711a文件合成mp4文件**
+
+```code
+$ ffmpeg -i video.h264 -i audio.wav -c:v copy -c:a aac -b:a 96k test.mp4
+```
+
 ## 1.2. 问题记录
 
 ### 1.2.1. avformat_open_input 执行失败
diff --git a/external/libconfig/CMakeLists.txt b/external/libconfig/CMakeLists.txt
index 69fa8ab..5ca428d 100644
--- a/external/libconfig/CMakeLists.txt
+++ b/external/libconfig/CMakeLists.txt
@@ -5,6 +5,7 @@ else()
     set(CONFIGURE_COMMAND "--host=${COMPILE_HOST} --disable-cxx --enable-static=yes --prefix=${LIBCONFIG_INSTALL_PATH}")
 endif()
 message("Compile libconfig comand : ${CONFIGURE_COMMAND}")
+set(EXTERNAL_LIBS_PATH "${EXTERNAL_LIBS_PATH};${LIBCONFIG_INSTALL_PATH}/lib" CACHE STRING INTERNAL FORCE)
 add_custom_target(
     libconfig
     COMMAND test -f ${EXTERNAL_SOURCE_PATH}/libconfig-1.7.3/Makefile || tar zxvf libconfig-1.7.3.tar.gz
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 921a6cf..7bca24b 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -34,6 +34,8 @@ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${TEST_LINUX_MOCK}")
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TEST_LINUX_MOCK}")
 add_definitions(-DTEST_SOURCE_PATH="${TEST_SOURCE_PATH}")
 
+set(EXTERNAL_LIBS_PATH "${EXTERNAL_LIBS_PATH};${TEST_TOOLS_OUTPUT_PATH}" CACHE STRING INTERNAL FORCE)
+
 add_subdirectory(all)
 add_subdirectory(application)
 add_subdirectory(middleware)
diff --git a/test/all/CMakeLists.txt b/test/all/CMakeLists.txt
index 06f4a05..071ff93 100644
--- a/test/all/CMakeLists.txt
+++ b/test/all/CMakeLists.txt
@@ -16,7 +16,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/libconfig/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES)
diff --git a/test/application/HuntingCamera/CMakeLists.txt b/test/application/HuntingCamera/CMakeLists.txt
index 4966598..8dc8625 100644
--- a/test/application/HuntingCamera/CMakeLists.txt
+++ b/test/application/HuntingCamera/CMakeLists.txt
@@ -33,9 +33,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/libconfig/lib
-    ${TEST_TOOLS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES_MAIN)
diff --git a/test/application/HuntingCamera/src_mock/MediaManager_Mock_Test.cpp b/test/application/HuntingCamera/src_mock/MediaManager_Mock_Test.cpp
index dff135c..4dee901 100644
--- a/test/application/HuntingCamera/src_mock/MediaManager_Mock_Test.cpp
+++ b/test/application/HuntingCamera/src_mock/MediaManager_Mock_Test.cpp
@@ -52,4 +52,18 @@ TEST_F(HuntingCameraTest, INTEGRATION_HunttingCamera_EXAMPLE_MediaTask)
     HalTestTool::MockKeyClick("reset", 200); // Simulate pressing a button.
     MainThread::GetInstance()->Runing();
 }
+// ../output_files/test/bin/HuntingCameraTest
+// --gtest_filter=HuntingCameraTest.INTEGRATION_HunttingCamera_EXAMPLE_MediaTask_No_sdcard
+TEST_F(HuntingCameraTest, INTEGRATION_HunttingCamera_EXAMPLE_MediaTask_No_sdcard)
+{
+    McuManagerTestTool::MockOtherSideIpcMissionReply(IpcMission::TEST);
+    SetAllCamerasResult(mAllCamerasMock);
+    MockSdCardRemove(mLinuxTest);
+    std::this_thread::sleep_for(std::chrono::milliseconds(100));
+    MainThread::GetInstance()->Init();
+    TestManager::ResetTimeOut(1000 * 15);
+    std::this_thread::sleep_for(std::chrono::milliseconds(100));
+    HalTestTool::MockKeyClick("reset", 200); // Simulate pressing a button.
+    MainThread::GetInstance()->Runing();
+}
 } // namespace MediaManager_Mock_Test
\ No newline at end of file
diff --git a/test/hal/CMakeLists.txt b/test/hal/CMakeLists.txt
index 94e197b..b625b01 100644
--- a/test/hal/CMakeLists.txt
+++ b/test/hal/CMakeLists.txt
@@ -12,8 +12,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${TEST_TOOLS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES)
diff --git a/test/middleware/AppManager/CMakeLists.txt b/test/middleware/AppManager/CMakeLists.txt
index bb4ecc9..ba6bb34 100644
--- a/test/middleware/AppManager/CMakeLists.txt
+++ b/test/middleware/AppManager/CMakeLists.txt
@@ -25,8 +25,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${TEST_TOOLS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES_MAIN)
diff --git a/test/middleware/DeviceManager/CMakeLists.txt b/test/middleware/DeviceManager/CMakeLists.txt
index fa9dc9f..884d91b 100644
--- a/test/middleware/DeviceManager/CMakeLists.txt
+++ b/test/middleware/DeviceManager/CMakeLists.txt
@@ -23,8 +23,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${TEST_TOOLS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES_MAIN)
diff --git a/test/middleware/IpcConfig/CMakeLists.txt b/test/middleware/IpcConfig/CMakeLists.txt
index a3f9550..b3c4dfb 100644
--- a/test/middleware/IpcConfig/CMakeLists.txt
+++ b/test/middleware/IpcConfig/CMakeLists.txt
@@ -23,8 +23,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/libconfig/lib
-    ${TEST_TOOLS_OUTPUT_PATH}
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES_MAIN)
diff --git a/test/middleware/MediaManager/CMakeLists.txt b/test/middleware/MediaManager/CMakeLists.txt
index e8a091a..e312142 100644
--- a/test/middleware/MediaManager/CMakeLists.txt
+++ b/test/middleware/MediaManager/CMakeLists.txt
@@ -24,8 +24,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${TEST_TOOLS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES_MAIN)
diff --git a/test/utils/Config/CMakeLists.txt b/test/utils/Config/CMakeLists.txt
index 803d186..6a2c196 100644
--- a/test/utils/Config/CMakeLists.txt
+++ b/test/utils/Config/CMakeLists.txt
@@ -15,7 +15,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/libconfig/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES)
diff --git a/test/utils/MediaBase/CMakeLists.txt b/test/utils/MediaBase/CMakeLists.txt
index e6f6492..12795eb 100644
--- a/test/utils/MediaBase/CMakeLists.txt
+++ b/test/utils/MediaBase/CMakeLists.txt
@@ -15,7 +15,7 @@ include_directories(
 link_directories(
     ${LIBS_OUTPUT_PATH}
     ${EXTERNAL_LIBS_OUTPUT_PATH}
-    ${EXTERNAL_LIBS_OUTPUT_PATH}/ffmpeg/lib
+    ${EXTERNAL_LIBS_PATH}
 )
 
 aux_source_directory(. SRC_FILES)
diff --git a/tools/cmake/Makefile b/tools/cmake/Makefile
index f88374e..962ce79 100644
--- a/tools/cmake/Makefile
+++ b/tools/cmake/Makefile
@@ -1,4 +1,5 @@
 all:
+	@sudo add-apt-repository --remove ppa:george-edison55/cmake-3.x
 	@sudo apt-get update
 	@sudo apt-get install openssl
 	@sudo apt-get install libssl-dev
diff --git a/utils/MediaBase/CMakeLists.txt b/utils/MediaBase/CMakeLists.txt
index 50fc931..d9cf06c 100644
--- a/utils/MediaBase/CMakeLists.txt
+++ b/utils/MediaBase/CMakeLists.txt
@@ -21,9 +21,9 @@ set(TARGET_NAME MediaBase)
 add_library(${TARGET_NAME} STATIC ${SRC_FILES})
 
 if(${TARGET_PLATFORM} MATCHES ${DEFINE_LINUX})
-    target_link_libraries(${TARGET_NAME} avformat avcodec avutil swresample avdevice avfilter swscale postproc z StatusCode Log)
+    target_link_libraries(${TARGET_NAME} avformat avcodec avutil swresample avdevice avfilter swscale postproc fdk-aac z StatusCode Log)
 else()
-    target_link_libraries(${TARGET_NAME} avformat avcodec avutil swresample avdevice avfilter swscale postproc StatusCode Log)
+    target_link_libraries(${TARGET_NAME} avformat avcodec avutil swresample avdevice avfilter swscale postproc fdk-aac StatusCode Log)
 endif()
 
 add_custom_target(