[Ffmpeg-devel] [RFC] remove support for AMR NB fixed-point

Dominik 'Rathann' Mierzejewski dominik
Mon Apr 23 21:18:20 CEST 2007


On Sunday, 22 April 2007 at 21:34, Diego Biurrun wrote:
> On Sun, Apr 22, 2007 at 03:04:25PM +0200, Michael Niedermayer wrote:
> > 
> > On Sun, Apr 22, 2007 at 02:53:49PM +0200, Diego Biurrun wrote:
> > > I would like to remove support for AMR NB, fixed-point version.
> > > 
> > > The feature is non-essential, we have support for the floating-point
> > > version.
> > > 
> > > The support we currently have is extremely hackish, external source code
> > > needs to be imported into FFmpeg.  For AMR NB floating-point version
> > > there now exist proper libraries.  Removing support might motivate
> > > somebody to do this for the fixed-point version as well.
> > > 
> > > Furthermore, the AMR libraries are non-free.  
> > 
> > do you have a link to their license/copyright?
> 
> I don't have a link.  I just spent some time unsuccessfully looking for
> them.  Maybe somebody else can shed a light?
> 
> > and/or summary of why they re non free (i never read their license
> > aterms ...)
> 
> I was operating under the assumption that AMR did not allow
> redistribution.  No licensing terms means no distribution
> rights at all in any case.

There is a MS Word document included with the sources which says that (more
or less) redistribution is prohibited without written permission.

[...]
    No part may be reproduced except as authorized by written permission.
  The copyright and the foregoing restriction extend to reproduction in all
                                   media.
                                         
   ? 2004, 3GPP Organizational Partners (ARIB, CCSA, ETSI, T1, TTA, TTC).
                            All rights reserved.
[...]

Regards,
R.

-- 
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