[FFmpeg-user] Question about video compositing

[Alex Speller]

Ah, thanks a lot for the suggestion, but I should have been clearer that I
need to do this in an automated fashion for arbitrary sets of videos so it
has to be command-line (or a library I guess) so that I can integrate it
into an automated pipeline in my app.

Thanks,
Alex

On Tue, Jan 10, 2017 at 3:37 AM Steve Boyer <steveboyer85 at gmail.com> wrote:

> > Any suggestions on if either of these approaches is better, or any
> > alternatives? Thanks!
> >
>
> Hi! I've done something similar to doing this, but I ended up using a
> non-linear video editor. Specifically, I used kdenlive. It can do keyframe
> animation, so combine that with fade-ins/fade from blacks (audio/video
> filters) as well as fade-outs/fade to blacks, and you can do multiple
> tracks combined into a single output video with animations/fades when a
> stream ends. The downsides are that kdenlive, despite being the best video
> editor on linux (IMHO), is a little buggy, is all CPU-based when it comes
> to rendering and output file, for stability purposes it is recommended to
> use a single thread, you will have to manually put things together and time
> them, and need to use a GUI to do it all.
>
> I'd be happy to help with suggestions if you go this route, but understand
> if you want to go a different way (and I'd be interested if anyone has
> other suggestions how this can be accomplished via FFmpeg or CLI tools).
>
> Steve
>
>
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