OpenEuphoria

Re: GIF Format

• Posted by Greg Phillips <i.shoot at REDNECKS.COM> Aug 30, 1999
• 408 views

"Brian K. Broker" wrote:

> On Sunday, August 29, 1999 11:56 PM Greg Phillips wrote:
>
> > I just ran across this...it appears that if you operate a website that
> > uses gif images,or other LZW(TIFF-LZW, PostScript, Portable Document
> > Format (PDF), V.42bis, etc.) formats, you may have to purchase a $5000
> > license from Unisys, the people who patented the technology.
> >
> > Also, if you write a program that reads or writes GIF images, you must
> > get a license.  Lastly, if you download a program that makes use of GIF
> > technology, you must obtain a license from Unisys (which may or may not
> > cost money, depending on the circumstances).  If you don't get this
> > license, you are supposedly in violation of
> >
> > That, in a nutshell is what's wrong with the world today.
> >
> > Take a look:
> > http://corp2.unisys.com/LeadStory/lzwfaq.html
> > http://corp2.unisys.com/LeadStory/lzw-license.html
> >
> > Greg Phillips
>
> That's why I've been considering writing a PNG library.
> Lossless, supports more than 256 colors, and it's free...
> ( for more info see http://www.cdrom.com/pub/png/ )
>
> Does anyone else have something started on this format?
> There is open source C code provided but I'm not the most fluent with C...
>
> -- Brian Broker

Actually, a little while ago I was thinking about doing a png viewer in
euphoria just for fun, but never got around to it.  I still have all the specs
for the format lying around, if you want them, I'll email them to you.

Greg Phillips.


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