[CELT-dev] One question about comparison between HE-AAC v2 and CELT
Alexander_Carot at gmx.net
Thu Aug 5 08:31:15 PDT 2010
> Thank you. If I want to implement an internet based Karaoke software, and the bandwidth is around 50kbps, should I use Celt or AAC LD? I want to ensure the stereo effect in the software :-)
for any kind of musical interaction I seriously recommend using CELT in order to keep latency as low as possible. In that sense CELT is the best choice really. You might be interested to take a look at http://www.soundjack.eu, which also uses CELT.
Hope that helps,
-- A l e x
> On Thu, Aug 5, 2010 at 11:06 PM, Gregory Maxwell <gmaxwell at gmail.com> wrote:
> On Thu, Aug 5, 2010 at 11:01 AM, wei <tsingmei at gmail.com> wrote:
> > But Cisco adopts HE-AAC in it's telepresence product which is the dominant
> > HD video conference product. They use hardware to decrease the delay?
> The delay we're talking about is algorithmic delay. You can't reduce
> it with faster hardware. You can only reduce it via changing the
> format (or sometimes by increasing the sampling rate).
> I believe all AAC using Cisco telepresence equipment that I've seen uses AAC-LD.
> For example:
> Example configurations here show AAC-LD:
> celt-dev mailing list
> celt-dev at xiph.org
Dr.-Ing. Alexander Carôt
Email : Alexander at Carot.de
Tel.: +49 (0)177 5719797
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