Le vendredi 20 août 2004 à 09:14 -0600, Simon Wood a écrit : > Following on from the earlier thread, I also am considering geting a card (someone on US ebay is knocking them out for $20 - although for me this goes up with postage and import duty). > > If used does the DSP do all the encoding, i.e. which every codec is selected for the call and therefore remove the CPU load from the host PC, or does it just do H723??? > G.711 and G.723.1 are native and done by the chip. iLBC, Speex and so on can be used, but the encoding is done by the CPU with very low usage. > Regarding the conference type echo cancelation (mutliple people sitting around a phone) - I guess this is really down to how good the speaker phone is on the actual telephone, rather than the echo cancellation within the card. > > If this is main requirement (and you are too cheap to by a quicknet) you might be able to butcher the phone to get line in/out signal to plug directly to your sound card, you PC would still do encoding/decoding of voice. > > Simon. > _______________________________________________ > GnomeMeeting-list mailing list > GnomeMeeting-list gnome org > http://mail.gnome.org/mailman/listinfo/gnomemeeting-list -- _ Damien Sandras (o- GnomeMeeting: http://www.gnomemeeting.org/ //\ FOSDEM : http://www.fosdem.org v_/_ H.323 phone : callto:ils.seconix.com/dsandras seconix com
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