[FFmpeg-user] How to add zoom in effect to a video?

[Carl Eugen Hoyos]

Alfredo Aiello <stuzzo <at> gmail.com> writes:

> yes, the scale filter avoid the shaky effect when 
> I have an input image, but with an input video, 
> problem is the same.

Please provide the input video.

Please avoid top-posting here, Carl Eugen