[Spice-devel] [spice-gtk PATCH v6 0/4] volume-sync from client to guest

[Victor Toso]

On Tue, Apr 14, 2015 at 02:18:40PM +0200, Victor Toso wrote:
> spice-gtk:
>  - fix unref GstElement
>  - pulseaudio get volume from stream if possible otherwise it will
>    relay on ext-stream-restore (pulseaudio database)
Sorry, forgot to metion:
   - Pulseaudio async calls ref main-channel to avoid issues; Gstreamer
   - Included Cancellable to the async calls;

> vdagent-linux:
>  - namespace change; (e.g. alsa_something to something_alsa);
>  - moved volume-sync handler to vdagent: avoid issues with
>    pulseaudio as it is per session as well;
>
> More and more tests: mostly with rhel6/fedora21 as guests;
> 
> I tested as much as I can with different scenarios. PulseAudio
> backend is currently behaving very well. GStreamer backend may
> have some issues as it rely on sink/src element to get the volume:
> * pulsesink and pulsesrc: if the stream was initialized at some point
>   the value is always what we have on PulseAudio (up-to-date);
>   if the stream was never started it gets the default value (100%)
> * directsoundsink and directsoundsrc: Both retrieve the volume stored
>   in their element and not in the system...
> 
> Regarding the vdagent change: alsa-lib may fail to attach to the
> "default" handler with 'Connection refused'. As pulseaudio server
> starts with user session I moved the volume-sync handler to be in
> the session vdagent as well which seems to fix the issue.
> 
> Victor Toso (4):
>   audio: spice-audio with get mute and volume
>   audio: spice-pulse implement async volume-info
>   audio: spice-gstaudio implements async volume-info
>   agent: sync guest audio with client values
> 
>  gtk/channel-main.c       | 141 ++++++++++++++++
>  gtk/spice-audio.h        |  28 +++-
>  gtk/spice-gstaudio.c     | 191 +++++++++++++++++++++-
>  gtk/spice-pulse.c        | 412 +++++++++++++++++++++++++++++++++++++++++++++--
>  gtk/spice-session-priv.h |   2 +-
>  5 files changed, 761 insertions(+), 13 deletions(-)
> 
> -- 
> 2.1.0
> 
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