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Re: [Public WebGL] libKTX ETC software decompressor license revised
- To: Mark Callow <firstname.lastname@example.org>
- Subject: Re: [Public WebGL] libKTX ETC software decompressor license revised
- From: Steve Baker <email@example.com>
- Date: Thu, 02 Dec 2010 22:24:02 -0600
- Cc: public webgl <firstname.lastname@example.org>
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Have you heard any more about ETC2? It would be nice to be able to
release with both formats - not being able to compress alpha-maps is a
rather serious restriction.
On 12/02/2010 08:56 PM, Mark Callow wrote:
> It has taken a quite some time but Ericsson has finally released
> etcdec.cxx with a revised license that makes it clear it can be used
> for implementing Khronos related stuff. The amendment is highlighted
> in the following excerpt:
> Under the terms and conditions of the License Agreement, Licensee
> hereby, receives a non-exclusive, non transferable, limited, free
> of charge, perpetual and worldwide license, to copy, use,
> distribute and modify the Software, but only for the purpose of
> developing, manufacturing, selling, using and distributing
> products including the Software, which products are used for (i)
> compression and/or decompression to create content creation tools
> for usage with a Khronos API, and/or (ii) compression and/or
> decompression for the purpose of usage with a middleware API that
> is built on top of a Khronos API, such as JCPs based on a Khronos
> API (in particular "Mobile 3D Graphics API for J2ME" and its
> future versions and "Java Bindings for OpenGL ES" and its future
> versions), and/or (iii) compression and/or decompression to
> implement a Khronos specification.
> It is now clear that the code can be used in WebGL implementations,
> even those built on top of D3D, and for a KTX viewer. So there should
> be no problem for browser vendors to use the code from libktx.
> Hopefully this removes the last impediment to including ETC & KTX
> support in WebGL, most likely in the next version.
> See the libktx documentation
> <http://www.khronos.org/opengles/sdk/tools/KTX/doc/libktx/> for the
> whole license and the KTX home page
> <http://www.khronos.org/opengles/sdk/tools/KTX/> for downloads etc.
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