[PD] obscuring voices while maintaining intelligibility

[Lorenzo Sutton]

Probably my bad not to change the subject, but Granita is not a voice 
changer application, but a granular synth

Just to make things clear.

Lorenzo.

On 30/10/2011 02:51, i go bananas wrote:
> the 2nd hand price of this simple voice changer has gone through the
> roof, because it is used by private investigators and people who want
> their voice to be disguised:
>
>
> boss vt-1
> http://www.bossus.com/gear/productdetails.php?ProductId=414
>
>
>
>
> On Sun, Oct 30, 2011 at 6:27 AM, Lorenzo Sutton <lsutton at libero.it
> <mailto:lsutton at libero.it>> wrote:
>
>     On 22/09/2011 20:32, Hans-Christoph Steiner wrote:
>
>
>         On Sep 22, 2011, at 2:19 PM, Lorenzo Sutton wrote:
>
>             On 09/22/2011 07:15 PM, Hans-Christoph Steiner wrote:
>
>
>                 On Sep 22, 2011, at 5:29 AM, Lorenzo Sutton wrote:
>
>                     On 21/09/2011 22:44, Hans-Christoph Steiner wrote:
>
>
>                         I'm trying to come up with a simple voice
>                         scrambling technique that
>                         leaves voices understandable, but makes them
>                         unrecognizable. A key
>                         part
>                         of this is to make it very hard to reverse the
>                         scrambling to make the
>                         voice more recognizable
>
>     [...]
>
>
>                     http://lorenzosu.altervista.__org/temp/dump/voice01.ogg
>                     <http://lorenzosu.altervista.org/temp/dump/voice01.ogg>
>
>
>                 That sound has a lot of nice examples, can you share the
>                 patch for that?
>
>
>             I was using my own Granita [1] which also has a "play" gadget.
>
>                 text-to-speech is interesting, but that requires
>                 speech-to-text, which
>                 is error prone and not something you can easily run in
>                 realtime on a
>                 phone while processing video. Granular can be heavy too,
>
>
>             True, I hadn't thought you were on resources budget, but
>             indeed you
>             had mentioned CPU usage, Granita for ex.. is quite hungry,
>             although
>             you can lower it's demands (see README). I don't think it
>             would run on
>             a phone.. never tried though.
>
>             Lorenzo.
>
>             [1] http://lorenzosu.altervista.__org/pd/granita/\
>             <http://lorenzosu.altervista.org/pd/granita/%5C>
>
>
>         Granita looks quite nice and polished. You should add it to the
>         puredata.info <http://puredata.info> downloads as an app. Here's
>         how:
>
>         http://puredata.info/docs/__sitedocs/__AddingYourProjectToDownloads
>         <http://puredata.info/docs/sitedocs/AddingYourProjectToDownloads>
>
>
>     Finally got round to doing it (correcting some minor things). It's here:
>     http://puredata.info/__community/projects/software/__granita-minimalist-granular-__synthesis-1
>     <http://puredata.info/community/projects/software/granita-minimalist-granular-synthesis-1>
>
>     Also put everything on Gitorious, here:
>     https://gitorious.org/granita/__granita
>     <https://gitorious.org/granita/granita>
>
>     Lorenzo.
>
>
>         .hc
>
>
>         ------------------------------__------------------------------__----------------
>
>
>         I hate it when they say, "He gave his life for his country." Nobody
>         gives their life for anything. We steal the lives of these kids.
>         -Admiral Gene LeRocque
>
>
>
>
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