Re: [Flightgear-devel] Voice ATC

2006-01-13 Thread Martin Spott
"Vivian Meazza" wrote: > I have today sent a bug fix to Erik for some outstanding problems with the > multiplayer implementation, but which also includes extrapolation of the > client position using 1st and 2nd derivatives. Now, I'm thrilled to hear that, this is definitely the right (TM) directi

RE: [Flightgear-devel] Voice ATC

2006-01-12 Thread Vivian Meazza
Major A wrote Snip ... > The last issue (though not very important) is visualization. Though > not a voice issue, it would have to be dealt with as part of the > system sooner or later. VATSIM pilot clients, to the best of my > knowledge, only send information on the position and attitude of the

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Major A
> I'm not sbolutely sure but I believe different countries have different > UNICOM frequencies. Germany uses 123,45, as far as I remember we used > different frequency on a trip to Denmark That's why it would have to be multiple virtual ATC posts. The distance checking we would have to do a

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Major A
> I'm not sure whether TCP is a good idea. After all TCP tries > retransmitting packets over and over even on a temporary line problem. > Voice packets are not that important. If transmissions are lost, it's > not a problem for voice and might even add to the realism. ;-) True -- I was (wrongl

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Jon Stockill
Christian Mayer wrote: The usual SIP based VoIP is -- IIRC -- a P2P network that uses a central server (the SIP server) to establish the connection. If you are already thinking of Asterisk you might have a good look there. Chances are that it implements already the required stuff. SIP has pro

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Christian Mayer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Ralf Gerlich schrieb: > Regarding NAT problems: Have a look at http://www.ietf.org/rfc/rfc3489.txt > > It describes STUN, a protocol which can be used for traversing NATs > using UDP, even if both partners are behind a NAT. There's a similar > thing f

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Ralf Gerlich
Major A schrieb: Latency on the voice channel is not a problem, since radio communication is always PTT-based. So I would go for the simplest option of using the speex codec and a simple TCP-based protocol (maybe using the streaming parts from IAX2?). Just make sure it traverses NAT routers trans

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Martin Spott
Hello Andras, thanks for your feedback. I think I'll have to read your posting twice, as I'm short in time, but I already found some appealing ideas (because they almost match what I have in mind :-)) Major A wrote: > This also means that UNICOM must be voice, not text-only as on > VATSIM. This

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Major A
> I'd be very happy to hear your opinion on VATSIM, as I've ben trying to > push the idea of human voic ATC within FlightGear. I _do_ have some > ideas how voice ATC could/should be realized but my ideas didn't fall > on prolific soil, OK, here's the breakdown. I've used VATSIM with FS2004+FSInn

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Martin Spott
Major A wrote: > I'd love to see human ATC (like VATSIM) becoming reality one day, so I > can ditch FS2004 and X-Plane and fly online with fgfs. Has there been > any progress on that so far? If there's interest, I can tell you what > I like and what I dislike about the way it's done in VATSIM, tho

Re: [Flightgear-devel] Voice ATC

2006-01-09 Thread Major A
> Maybe I am out of the subject. Was somebody > intersted in taking the development of the voice ATC. > If no I will be very happy to help and to take it and > to start to dig/read/document/propose > solutions/develop about the voice ATC subject. By voice ATC, do you mean computer-generated

[Flightgear-devel] Voice ATC

2006-01-09 Thread Trasca Virgil
Hi all, Maybe I am out of the subject. Was somebody intersted in taking the development of the voice ATC. If no I will be very happy to help and to take it and to start to dig/read/document/propose solutions/develop about the voice ATC subject. P.S . Before the list changed its location