http://www.asteriskguru.com/tools/audio_conversion.php
/b On Sep 20, 2008, at 11:45 AM, Gabriel Kuri wrote: > Hi Lucas, > > I definitely don't want to get myself or the FS community into trouble > for patent infringement. I'll look into the patent requirements for > using g729 as I'm describing, although what is interesting is that > asterisk already does this without charging a fee each time someone > downloads asterisk. Currently, you can download asterisk and avail of > their g729 sound files in pass through mode without paying any > licensing > fees, although I'm not sure if they already paid the fees to Sipro > or it > doesn't fall under the patent licensing since it's pass-through. > > Getting the sounds files into their respective format aside, you say > my > plan sounds feasible, but I can't figure out how to tell FS to check > the > codec in use and playback the sound file for the appropriate codec. So > for example, someone dials in to check voicemail, and let's say > they're > using G.726-32 and I had files encoded with G.726-32 in a folder > 'sounds/voicemail/g726-32/', how do I tell FS to use those sounds > files > based on the user's codec? > > Thanks, > > Gabriel Kuri > > > Lucas Cornelisse wrote: >> Hi Gabriel, >> >> The problem I see is that g729 is protected by very expensive >> patents. >> >> If FreeSWITCH were to encode their sound files in g729, they would >> have to pay a base fee of at least 10 or 15 thousand dollars (that's >> last time i >> checked, and i don't recall if this is a yearly payment or not), plus >> a smaller fee >> for each file they encoded, and would likely have to pay an >> additional >> fee each >> time the files were downloaded. >> >> You may have to do the encoding yourself on this one... >> >> Once they are encoded, the plan sounds feasible.. I don't know the >> status on >> g729 in FreeSWITCH though. >> >> -lc >> >> On Fri, Sep 19, 2008 at 2:27 PM, Gabriel Kuri <[EMAIL PROTECTED] >> <mailto:[EMAIL PROTECTED]>> wrote: >> >> I've pretty much standardized on using g729 as the codec of >> choice for >> the users connecting to my FS installation, primarily due to the >> users I >> have that are on very slow connections and all of my carriers >> support >> g729, so no need to transcode. >> >> The sounds files that comes with FS are raw PCM files. Since FS is >> unable to currently transcode to/from g729, is there any way to >> use >> sounds files that are in the g729 format, such that it is >> technically >> still "pass-through" on the FS side and no transcoding is >> required? >> >> Ideally, I'm looking to install pre-coded g729 files for >> voicemail and >> have FS playback those files when someone logs into voicemail. I >> haven't >> tried simply replacing the files in the sounds directory, what I >> would >> prefer is to have a separate directory structure with g729 sound >> files >> and have FS detect the codec in use and automatically playback the >> files >> for the appropriate codec? >> >> Thanks Much... >> >> Gabriel Kuri >> >> >> _______________________________________________ >> Freeswitch-users mailing list >> Freeswitch-users@lists.freeswitch.org >> <mailto:Freeswitch-users@lists.freeswitch.org> >> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users >> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users >> http://www.freeswitch.org >> >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> Freeswitch-users mailing list >> Freeswitch-users@lists.freeswitch.org >> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users >> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users >> http://www.freeswitch.org >> > > > _______________________________________________ > Freeswitch-users mailing list > Freeswitch-users@lists.freeswitch.org > http://lists.freeswitch.org/mailman/listinfo/freeswitch-users > UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users > http://www.freeswitch.org _______________________________________________ Freeswitch-users mailing list Freeswitch-users@lists.freeswitch.org http://lists.freeswitch.org/mailman/listinfo/freeswitch-users UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users http://www.freeswitch.org
