[LAU] Looking for Audio Watermarking Advice & Tools

david gnome at hawaii.rr.com
Sun Oct 23 22:07:40 UTC 2011


Sorry, Nick, but there's a difference between watermarking an audio or 
image file (to identify authorship) and trying to restrict distribution.

Besides, if you're really looking for paranoids about restricting 
digital content, forget Apple and go visit Sony. ;-)

Nick Copeland wrote:
> 
>  > I'm looking for a Linux solution to watermarking audio
> 
> Are you looking at an open operating system to help you close your
> mind? Forget the technical issues involved, I personally think you are
> talking to the wrong community: watermarking is a means of restricting
> distribution of visual material.
> 
> Linux is not about restricting distribution of anything.
> 
> Perhaps you should raise these questions on one of the Apple mailing
> lists where you will meet equally paranoid minds. Bringing these issues
> up on this list is out of line.
> 
> Regards, nick
> 
> "we have to make sure the old choice [Windows] doesn't disappear”.
> Jim Wong, president of IT products, Acer
> 
> 
>  > Date: Sun, 23 Oct 2011 17:38:29 +0000
>  > From: fons at linuxaudio.org
>  > To: linux-audio-user at lists.linuxaudio.org
>  > Subject: Re: [LAU] Looking for Audio Watermarking Advice & Tools
>  >
>  > On Sun, Oct 23, 2011 at 08:13:24AM -0700, Kevin Cosgrove wrote:
>  >
>  > > The subject line says it all. I'm looking for a Linux solution to
>  > > watermarking audio. Thanks...
>  >
>  > I've never seen any. The amount of work to develop such a thing
>  > would depend on your exact requirements. Important parameters
>  > are:
>  >
>  > * Which operations should leave the watermark intact. If this
>  > includes lossy encoding/decoding things get more difficult.
>  >
>  > * The minium duration of a fragment that allows the mark to be
>  > detected.
>  >
>  > * How strong the 'provability' should be.
>  >
>  > * Operational requirements. For example, should it be possible
>  > to verify the mark without having the information necessary
>  > to remove it ?
>  >
>  >
>  > Ciao,
>  >
>  > --
>  > FA
>  >
>  > _______________________________________________
>  > Linux-audio-user mailing list
>  > Linux-audio-user at lists.linuxaudio.org
>  > http://lists.linuxaudio.org/listinfo/linux-audio-user
> 
> 
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> 
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-- 
David
gnome at hawaii.rr.com
authenticity, honesty, community


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