Hi, > > What I was thinking about is sending feedback about volume changes to > > the guest is something completely different, let me explain in detail: > > > > What we have in spice today is that the guests volume change request is > > passed to the spice client, which in turn forwards it to pulseaudio, > > which then actually applies the volume setting to the audio stream. And > > you can see the guests volume changes in the hosts mixer UI (sound > > settings -> applications): change the volume in the guest and watch the > > slider move. > > > > Today this is a one-way ticket. If you fiddle with the volume in the > > hosts mixer ui the guest doesn't notice. A emulated volume wheel would > > be a possible way to feedback volume changes on the host to the guest. > > Note that it isn't that simple to implement as it need a spice protocol > > extension too (and support in spice server + client of course).
> Or forward volume keys to guest through the virtio keyboard - then we > don't need to emulate a volume wheel. Isn't going to fly. Using volume up/down keys we can't says "volume is at 42% now" to the guest. cheers, Gerd
