[Theora] Independent implementations?
Wed Jul 14 09:52:53 PDT 2004
<002601c469bb$536511f0$33389c3f at computername>
Message-ID: <40F564E5.8010908 at gmx.net>
Freun Laven wrote:
> The *patents* still apply, though. That's different from copyright, which
> is tied to a specific implementation. GNU, BSD, MIT, etc. are all copyright
> licenses tied to a specific code, and don't concern themselves with patents.
I?m aware of that.
> The guy was originally asking whether it was legal to do an independant
> version of Theora, since On2 held the vp3 patents. And whether the license
> for the patents was tied to a specific implementation that you could only
> modify but never re-create from scratch.
> Since Theora is based on vp3, those patents still apply.
> I don't think
> any 'new' exclusive licensing terms were given to Xiph.
The "original" VP3-code (with some bugfixes I assume) is available in
Xiph SVN. This VP3-code comes with Xiph?s BSD-like license:
That?s why I think the VP3-license does not apply to Theora.
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