[PD] transparent video or: how to concatenate strings?

[Josh Steiner]

andreithomaz wrote:

> hello list,
>
> I am using GEM on WindowsXP. I would like to mix videos with 
> transparency (that is, with alpha channel). But I cann't find a codec 
> that supports that. Do you know anyone?
>

i dont know much about gem...

> A way to solve the problem would be to show a image sequence (PNG 
> files with 32 bit color). But, for that, I would have to transform a 
> number into a string, and concatenate it with a string (for exemple, 
> "frame" + number + ".png"). Is it possible to make that?
>

look at [makefilename] in zexy

-josh

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