diff --git a/FFmepg command b/FFmepg command
new file mode 100644
index 0000000..d5ff803
--- /dev/null
+++ b/FFmepg command	
@@ -0,0 +1,3 @@
+ffmpeg -i source.mp4 -vn -acodec mp3 audio_only.mp3 && \
+ffmpeg -i source.mp4 -an -c:v copy video_only.mp4 && \
+ffmpeg -i video_only.mp4 -i dub.mp3 -map 0:v -map 1:a -c:v copy -c:a aac output.mp4