diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index ce28bb86..1b27a22c 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -19,4 +19,5 @@ add_subdirectory(httpserver.h-master/src)
 # ================= httpserver end ================= #
 
 add_subdirectory(cJSON-1.7.17)
-add_subdirectory(libhv/libhv-1.3.2)
\ No newline at end of file
+add_subdirectory(libhv/libhv-1.3.2)
+add_subdirectory(ffmpeg)
\ No newline at end of file
diff --git a/external/ffmpeg/CMakeLists.txt b/external/ffmpeg/CMakeLists.txt
new file mode 100644
index 00000000..ef9bbcc5
--- /dev/null
+++ b/external/ffmpeg/CMakeLists.txt
@@ -0,0 +1,18 @@
+
+
+add_custom_target(
+    ffmpeg
+    # DEPENDS ${EXTERNAL_LIBS_OUTPUT_PATH}/libgo.a
+    # COMMAND mkdir ${GOAHEAD_UPLOAD_TMP_PATH}
+    # COMMAND cp ${EXTERNAL_SOURCE_PATH}/goahead-5.2.0/modify/http.c ${EXTERNAL_SOURCE_PATH}/goahead-5.2.0/GoAhead/src
+    # COMMAND touch ${EXTERNAL_SOURCE_PATH}/goahead-5.2.0/GoAhead/src/http.c
+    COMMAND test -f ${EXTERNAL_SOURCE_PATH}/ffmpeg/Makefile || tar -xf ffmpeg_6.1.1.orig.tar.xz
+    COMMAND cd ffmpeg-6.1.1 && ./configure --enable-cross-compile --target-os=linux --arch=arm64
+    --cc=gcc
+    --cxx=g++
+    --prefix=/home/xiaojiazhu/project/tmp
+    --disable-asm --enable-parsers --disable-decoders --enable-decoder=h264 --enable-decoder=aac
+    --disable-debug --enable-ffmpeg --enable-shared --enable-static --disable-stripping --disable-doc
+    COMMAND cd ffmpeg-6.1.1 && make
+    WORKING_DIRECTORY ${EXTERNAL_SOURCE_PATH}/ffmpeg/
+)
\ No newline at end of file
diff --git a/external/ffmpeg/ffmpeg_6.1.1.orig.tar.xz b/external/ffmpeg/ffmpeg_6.1.1.orig.tar.xz
new file mode 100755
index 00000000..3c4a2a24
Binary files /dev/null and b/external/ffmpeg/ffmpeg_6.1.1.orig.tar.xz differ