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Date: Tue, 23 Apr 1996 02:11:53 -0700 (PDT)
From: Richard Chang <richardc@CSUA.Berkeley.EDU>
To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de>
cc: ports@freebsd.org
Subject: Re: hpscan
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On Tue, 23 Apr 1996, J Wunsch wrote:

> As Richard Chang wrote:
> 
> > > This is in the ``Authoring for the Web FAQ''.  At least, netpbm does
> > > it, as well as interlaced GIF.
> > 
> > 	Where can I obtain that FAQ?
> 
> Ah, i forgot.
> 
> >  Is transparent gifs covered in the
> > man pages for netpbm?
> 
> Of course. :)
> 
> It's simpler than you think.  The most common way is:
> 
> 	ppmtogif -transparent white -interlace myfile.ppm > myfile.gif

	Hmmm, but what happens if you had a picture that had a circle and 
you wanted everything outside the circle transparent?

Richard