adding silent audio in ffmpeg

Question

I\'m trying to use ffmpeg to add a silent audio track to a MOV file.

I created a silent audio track longer than the video, and intend to use the -shortest option wit

Answer 1

Here's a command for the latest ffmpeg, works with MP4 (H264/AVC):

ffmpeg -f lavfi -i aevalsrc=0 -i input.mp4 -c:v copy -c:a aac -map 0 -map 1:v -shortest output.mp4