Re: [spice-protocol PATCH v3] volume-sync: spice-protocol, spice-gtk and linux-vdagent

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Hi

----- Original Message -----
> The volume-sync is done once after agent connects.
> 
> gstreamer backend: we get the volume from the sink/src elements. Even if the
> playback/record channels are not created we can start the pipeline and
> retrieve
> the last/current/default volume from those elements.
> Pulsesink and pulsesrc are more common to be used in linux and the retrieved
> value for volume/mute are the last of the application which is stored at
> $HOME/.config/pulse/random-num-stream-volumes.tdb
> 
> pulse backend: as the communication between application and pulse happens
> only
> by async calls, if the playback/record channel were not created it's not
> possible
> to start pulse and retrieve this values sync without using PA threaded as GST
> pulse
> elements do. For now, spice-pulse become aware of volume changes in the
> client which
> is enough to solve volume-changes with migration (agent re-connect and the
> volume is
> sync with client)


Right, but is it race free when you just start a session? Couldn't you try
to get the current volume while it's not been yet received?
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