[Ffmpeg-devel] overall license review - adding proper license headers

[Diego Biurrun]

On Sun, Sep 03, 2006 at 06:11:38PM +0100, M?ns Rullg?rd wrote:
> Diego Biurrun <diego at biurrun.de> writes:
> 
> > On Fri, Sep 01, 2006 at 04:13:47PM +0200, Diego Biurrun wrote:
> >> 
> >> libavcodec/mpegaudiotab.h says that "The licence of this code is
> >> contained in file LICENCE found in the same archive".  What archive?
> >> What LICENSE file?
> >
> > The file header says:
> >
> >  * mpeg audio layer 2 tables. Most of them come from the mpeg audio
> >  * specification.
> >
> > Which specification is that?
> 
> ISO/IEC 11172-3, I suppose.

I didn't see any tables in a quick look through that spec.  They could
be generated from some part of that spec, though.

> > All references to mpegaudiotab.h I found with Google point back to
> > FFmpeg or programs derived from FFmpeg.
> >
> > If you look at the file you'll see that it's just a bunch of constants
> > and tables.  Since we're operating under the assumption that these are
> > not copyrightable I suggest we remove the silly line about its license.
> > In any case, it already claims to be (c) Fabrice ...
> 
> If they are copied from the ISO spec, they can't be (c) Fabrice.  In
> fact, if that's where they come from, they have to be non-copyrightable,
> or we can't legally distribute them.  Is Fabrice around?

I'll send a mail to Fabrice in order to doublecheck, but if you have a
look at the file and another at the file in its initial revision you
will see that it's just a bunch of tables and constants.  We're
operating under the assumption that these are not copyrightable anyway.

Diego