get objects from image

[Chris Hulan]

On Apr 8, 9:17 am, Jannis Syntychakis <ioan... at live.nl> wrote:
> Hallo Everybody,
>
> Maybe you can help me with this:
>
> i have a picture. The picture is black, with some white objects.
>
> Is there any way i can detect the automatically? Something like:
> if there white objects bigger than 3 pixels draw a box there or get
> their
> position!
>
> getting their position is more important for me.
>
> One more question:"
>
> can i let the user tell the software there the white object is? like a
> square
> this moves with the mouse and the user will be able to click on the
> white objects.
>
> Maybe somebosy could help? with an example maybe?
>
> Thank you very much in advance!!!!
>
> Ioannis

Sounds like a job for an image lib, like say Camellia (http://
camellia.sourceforge.net/index.html)
Their info Mentions a Ruby interface, so a python interface should be
fairly easy

cheers