[Ffmpeg-devel] Potential GPL violation

Michel Bardiaux mbardiaux
Tue Jan 30 19:21:38 CET 2007

Steven Zakulec wrote:
> The Konvertor project (http://www.konvertor.net/indexe.html) is using
> a version of ffmpeg that has liba52 and other GPL libraries compiled
> in, and there appears to be no source available on the site. The
> following is the compile info: FFmpeg version SVN-r6791, Copyright
> (c) 2000-2006 Fabrice Bellard, et al. configuration:
> --enable-mp3lame --enable-libogg --enable-vorbis --enable-faad
> --enable-faac --enable-xvid --enable-x264 --enable-mingw32
> --enable-a52 --enable-dts --enable-pp --enable-gpl
> --enable-memalign-hack --enable-amr_nb --enable-amr_wb
> --enable-swscaler --enable-avisynth --extra-ldflags=-static libavutil
> version: 49.0.2 libavcodec version: 51.21.0 libavformat version:
> 50.6.0
> You can confirm this by downloading the demo, installing it with Wine
> (installs fine, fails to run with .9.28), and then go into the
> program directory.  In there you will see ffmpeg.exe Typing wine
> ffmpeg.exe should give you the same information as I have posted
> above. 

If they are just using the executable ffmpeg.exe, you might argue they 
have to provide the sources for ffmpeg, or at the very least the 
ffmpeg.org url, but they certainly are not under any obligation to make 
the sources of *their* application available.

Michel Bardiaux
R&D Director
T +32 [0] 2 790 29 41
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