On 08/06/2010 05:40 AM, Jeff Brower wrote: > Miguel- > >> El 05/08/10 14:50, Tim Nelson escribió: >>> ----- "michel freiha"<[email protected]> wrote: >>>> Dear Sir, >>>> >>>> I tried to convert ilbc to ulaw and get the same result...Bad Voice >>> Quality >>>> Regards >>>> >>> Again, iLBC is poor quality to begin with. You can't take a poor audio >>> sample and make it better by converting it to a codec with better >>> 'resolution'. An audio sample full of robot voice is going to sound >>> like the same robot voice even if you transcode it to a better quality >>> codec, whether that is G.729, G.711u, or the latest 'HD Voice' codecs. >>> >>> --Tim >> This just made me remember some comment on the iax.conf sample file... >> >> disallow=lpc10 ; Icky sound quality... Mr. Roboto. > LPC10 is a very old codec, from early 1980s. LPC10 doesn't do a good job > with pitch detection so it tends to have a > 'robotic' sound. With advent of MELPe, anyone needing bitrates 2400 or less > should not be using LPC10. > > -Jeff MELPe is patent encumbered, so there is still a place for LPC10. LPC10 should sound a lot better than the one in Asterisk. The Asterisk codec is broken.
Steve -- _____________________________________________________________________ -- 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
