[Speex-dev] codec at very low bit rate (2 kbps)

Leonardi Andrea andrea.tn at quipo.it
Mon Jun 19 10:56:28 PDT 2006

I'm not sure, but I think that Microsoft have the license now.. anyone know if there is the source code to download? Or others codecs.. thank you very much

---------- Original Message ----------------------------------
From: "John Miles" <jmiles at pop.net>
Date:  Mon, 19 Jun 2006 10:15:59 -0700

>Do a search on "Voxware MetaVoice".  I'm not sure who licenses the
>underlying technology these days (it's not Voxware anymore), but they do
>have solutions that work in the 1200-2900 bps range.
>-- john
>> -----Original Message-----
>> From: speex-dev-bounces at xiph.org [mailto:speex-dev-bounces at xiph.org]On
>> Behalf Of Leonardi Andrea
>> Sent: Monday, June 19, 2006 9:55 AM
>> To: speex-dev at xiph.org
>> Subject: [Speex-dev] codec at very low bit rate (2 kbps)
>> Hi to everyone.
>> I'm using speex in an application at the minimum bit rate (2.15
>> kbps), setting the encoder quality at 0, but obviously the
>> quality is terrible. My question is: there are some signal
>> processing that I can do to improve the quality of the signal at
>> very low bit rate? Or can you tell me other codec that works well
>> at that rate?
>> Thank you.
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