[FFmpeg-user] time padding when muxing

Roger Pack rogerdpack2 at gmail.com
Wed Aug 22 06:23:40 CEST 2012

> Suppose I have a 1 minute video and a 2 minute audio track.
> I want a muxed version:
>   20 sec black,  the 1 min video, 40 sec black
> along with the 2min audio-track.
> Is this possible using a single command?

I wonder if it's possible by inputting a single "black image" for the
first x seconds...but that doesn't feel too elegant either...

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