Setting Pixels - Clarification

[paolo mazza]

> Ken wrote:
>
> This is something that as you identified is too slow to be done in 
> regular
> Transcript. You need the help of an external to do the processing of 
> the
> imageData for you. You might want to check out Chipp Walters' image 
> tools
> at:
>
> http://www.altuit.com/webs/altuit2/RunRev/Downloads.htm
>
> There's image compositing and convolution matrix utilities there that 
> use an
> external for speed.
>

There is an external for Windows (ddl). How can I get en external for 
MAC to speed up the process?

Best regards,

Paolo Mazza