[FFmpeg-devel] Licensing issue with idct_mmx.c

Carl Eugen Hoyos cehoyos at ag.or.at
Tue Apr 5 19:27:53 CEST 2011

Alexandre Colucci <alexandre <at> elgato.com> writes:

> The file idct_mmx.c (libavcodec/x86/idct_mmx.c) has a GPL license which
> conflicts with the rest of the libavcodec files.
> This file is apparently not used anywhere.
> Is this file really needed

> (mmx is an old architecture)?

Note that this is a very bad argument...

> Would it be possible to change the license to LGPL

This is probably not possible.

> or move it outside of libavcodec?
> The presence of the GPL license forces the client of the libavcodec to
> manually remove the file, instead of using libavcodec as is.

Could you elaborate?
I do not think this is the case.

Carl Eugen

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