[asterisk-dev] Codec Translation Issue

Shaun Ruffell sruffell at digium.com
Wed May 4 16:32:36 CDT 2011


On Wed, May 04, 2011 at 04:48:11PM +0530, santosh chintalwar wrote:
> Hello List,
> 
> I was using one of the commercially available transcoding card for my
> PC based Asterisk version 1.6.1.1.
>
> I am using this card mostly for the G723 and G729 codec. The issue
> here is Asterisk is giving 11 seconds delay while converting from G729
> to G723 codec.

If you are using the Digium's TC400M, please make sure you are running
dahdi-linux v2.4.0 or greater. Commit r9034 [1] was added to account for
increasingly delayed audio, although 11 seconds seems rather large for
this particular issue to be related.

[1] http://svn.asterisk.org/view/dahdi?view=revision&revision=9034

-- 
Shaun Ruffell
Digium, Inc. | Linux Kernel Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at: www.digium.com & www.asterisk.org



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