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From Samuel Kevin <lovesumm...@gmail.com>
Subject Re: ffmpeg license
Date Mon, 27 Jul 2009 00:03:04 GMT
We'll consult on the mailing list of FFmpeg and clear this license thing as
soon as possible.

2009/7/26 Bill Stoddard <wgstoddard@gmail.com>

> Ping Chen wrote:
>
>> Hi, Kevin
>>
>>      FFmpeg consist both GPL'ed and LGPL'ed codecs/formats. The libavcodec
>> used in Bluesky Realclass system is LGPL-licensed (see this
>> http://en.wikipedia.org/wiki/Libavcodec ) while the libavformat contains
>> both GPL'ed and LGPL'ed files. For  details you can see this
>>
>> http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2006-September/014792.html.
>>
>>
>> regards,
>> Arthur
>>
>>
>> 2009/7/26 Samuel Kevin <lovesummerf@gmail.com>
>>
>>
>>
>>> Hi, Bill:
>>>    Do you mean that whether license of FFmpeg voilate ASL depends on
>>> which
>>> way users compile FFmpeg , GPL or LGPL?
>>> regards,
>>> Kevin
>>>
>>>
>>>
>>
> GPL code is always unacceptable for ASF projects.  If ffmpeg includes any
> of the GPL codecs, then ASF code cannot have dependencies on ffmpeg.
>
> Whether LGPL is acceptable or not depends on how the LGPL code is linked
> into the ASF code and build time.  ASF projects can do dynamic (runtime)
> linking to LGPL code.   ASF projects cannot statically link to LGPL code.
>
> Bill
>



-- 
Bowen Ma a.k.a Samuel Kevin @ Bluesky Dev Team    XJTU
Shaanxi Province Key Lab. of Satellite and Terrestrial Network Tech
http://incubator.apache.org/bluesky/

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