You want to pay attention the low-pass and high-pass filter.... A step conversion will help you see the issues. Go halfway first and look for the change and adjust your filter.
~ Andrew "lathama" Latham lath...@gmail.com * Learn more about OSS http://en.wikipedia.org/wiki/Open-source_software * Learn more about Linux http://en.wikipedia.org/wiki/Linux * Learn more about Tux http://en.wikipedia.org/wiki/Tux On Fri, Oct 15, 2010 at 11:18 AM, Gordon Henderson <gordon+aster...@drogon.net> wrote: > On Fri, 15 Oct 2010, Danny Nicholas wrote: > >> Hello list, >> >> I am about to have to dump Asterisk in favor of some other >> VOIP/PBX solution; the reason? I have 304 voice prompts recorded as 22Khz >> wav format files that sound like crumpling paper whenever I convert them to >> the 8Khz wav/gsm format required by Asterisk. I was considering trying the >> G.729 codec, but reading through the specs, I see that the 8Khz conversion >> is going to dump me into the same pile of dung. Any body have any >> suggestions? > > Why are you converting them to GSM? > > Why not convert them to the technology you're using for your phones and > trunks? That would be much more efficient. > > (If you're using g729 for trunks, then that will sound better as GSM to > g729 conversion does sound bad) > > Or maybe it's your conversion software? What are you using? > > Gordon > > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users