[FFmpeg-user] Overlay filter feature suggestion

[Carl Eugen Hoyos]

Paulo Barretto <pmbarretto <at> gmail.com> writes:

> I would like to ask for a feature that seems to 
> me not very difficult to implement:

(Then I am surprised that you wrote a mail to the 
user mailing list instead of sending a patch to 
the developer mailing list.)

> make the overlay filter accept expression parameters 
> for height and width of the overlayed video, with 
> timestamp 't' as an expression parameter.

What's wrong with the crop filter?

Carl Eugen