On Thu, 9 Jun 2011, Jan Kiszka wrote: > On 2011-06-09 09:08, Andr? Weidemann wrote: > > Hi Jan, > > > > On 09.06.2011 08:53, Jan Kiszka wrote: > >> On 2011-06-09 08:19, Andr? Weidemann wrote: > >>> Hi Gerd, > >>> > >>> On 08.06.2011 14:49, Gerd Hoffmann wrote: > >>>> Hi, > >>>> > >>>>> The sound device shows up under Windows7 and drivers are installed > >>>>> automatically. Unfortunately it does not work. All the players I > >>>>> tried, > >>>>> did not even start playing the sound file, although they detected the > >>>>> DirectSound Device. > >>>> > >>>> iso xfer's from usb-linux via ehci are flaky for reasons not yet > >>>> tracked > >>>> down. > >>>> > >>>> Any reason why you don't just plug in a virtual sound card? The HDA > >>>> emulation should work fine with win7. > >>> > >>> Using the hda driver was my first attempt. But the result was not very > >>> convincing. When playing mp3s inside the VM, I could hear music coming > >>> from the speakers, but the sound was very choppy and too slow. It was no > >>> joy listening to it. > >> > >> Does "export QEMU_AUDIO_DAC_TRY_POLL=0" before invoking qemu helps? It > >> depends on your host-side interface. Using ALSA here, it is generally > >> required. > >> > >> Note that this discussion rather belongs on qemu-devel. > > > > Thank you very much. Setting the variable did the trick. > > Could this perhaps be included in the man page? I am sure there will be > > others who will eventually run into the same problem as I did. > > It is a long-standing issue of QEMU that I always wanted to understand > but never found the time for. CC'ing malc, maybe he has a good idea how > to finally attack this. > Attack what exactly? -- mailto:av1474@xxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
