send_file wants to send a file, which must exist on disk, with a name, on the server. You maybe just want to return $im->png as the result of the request?

Also, what is DISPLAY supposed to be/do? I recommend using lexical filehandles over using global filehandles.

In reply to Re: serving an image with dancer and GD by Corion
in thread serving an image with dancer and GD by gideondsouza

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