Apparently ALSA DMIX is broken in 1.0.11 : https://bugtrack.alsa-project.org/alsa-bug/view.php?id=2095
Le mardi 09 mai 2006 à 00:53 +0200, Hannes Ebner a écrit : > Damien Sandras wrote: > >>With libasound2 1.0.11 the sound is bad, no matter whether I use a > >>.asoundrc or not. Ekiga tends to crash or hang in addition to playing > >>bad sound. > > > > Have you used the "DEFAULT" device defined in .asoundrc? > > Yes. If I use the physical device for both input and output the sound is > ok, so it is definitely a DMIX/DSNOOP issue. > > I tried configuring Ekiga with input set to the hardware device and > output set to default, but it's the same problem. > > >>Other applications using DMIX through the default interface work fine. > >>(At least playback, I didn't try recording and playing at the same time.) > > > > Which is the big difference. > > I tried now X-Lite with wine, and Skype (...). Wine is configured to use > DMIX/DSNOOP, Skype uses artsdsp, arts uses alsa/default. > > - X-Lite: sound quality was ok, but after ending the connection the > application just hung. I had to kill it, similar behavior to Ekiga, just > the sound was better. > > - Skype: I called the echo service, the first call was ok, sound in both > directions and in good quality. I tried a second call but I couldn't > hear anything anymore. Could be a problem with artsdsp, but I tend to > blame DMIX. > > No matter what I do, applications which use DMIX *and* DSNOOP become > unstable (occasionally with choppy sound, e.g. Ekiga). If an application > uses output only, everything is ok. > > I'm sort of perplexed. The default DMIX does not work, neither does a > manually configured DMIX. DMIX broken with libasound2 1.0.11 and special > constellations of hardware? I'm using the module snd-intel8x0 with an > ICH4 chipset. > > Perhaps I wait for the next libasound release and upgrade from 1.0.10 to > 1.0.12 to try again. > > Regards, > Hannes > _______________________________________________ > GnomeMeeting-list mailing list > [email protected] > http://mail.gnome.org/mailman/listinfo/gnomemeeting-list -- _ Damien Sandras (o- //\ Ekiga Softphone: http://www.ekiga.org/ v_/_ FOSDEM 2006 : http://www.fosdem.org/ SIP Phone : sip:[EMAIL PROTECTED] sip:[EMAIL PROTECTED] _______________________________________________ GnomeMeeting-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gnomemeeting-list
