9951 explained code solutions for 126 technologies

ffmpegAdd audio track to the video file

ffmpeg -i input.mp4 -i input.wav -map 0 -map 1:a -c:v copy -shortest output.mp4ctrl + c
-i input.mp4

input video file

-i input.wav

input audio file to replace for

-map 0

take first file (basically - take our video)

-map 1:a

take first audio from the second file (basically - take our new audio)

-c:v copy

just copy media, no encoding needed


make final video as long as the shortest input (video or audio)


resulting video file