[pulseaudio-discuss] Does pulseaudio provide any callback mechanism for application on device change?

[Arun Raghavan]

On Tue, 2011-09-20 at 14:56 +0800, Lin, Mengdong wrote:
> Does Pulseaudio provide a callback mechanism or any other methods to
> notify application when audio device changes?

Take a look at
http://www.freedesktop.org/software/pulseaudio/doxygen/subscribe.html

> I’m working on a policy application that need to know all available
> audio devices (speaker/mike, headphone, Bluetooth headset, HDMI) and
> allow user to manually set the default sink/source/port.
> 
> The application need to be notified on headset/HDMI
> connection/disconnection. 

This will need something like David's jack detection work which is not
in master yet.

-- Arun