[pulseaudio-discuss] Media Keys on Bluetooth headsets?

Ng Oon-Ee ngoonee at gmail.com
Mon Dec 28 15:24:20 PST 2009

On Mon, 2009-12-28 at 16:09 +0100, Lennart Poettering wrote:
> On Mon, 28.12.09 08:08, Ng Oon-Ee (ngoonee at gmail.com) wrote:
> > Hi, I've been using my Jabra Halo stereo (A2DP) headset with pulse and
> > gnome-bluetooth for several months now, works great.
> > 
> > A question though, does pulseaudio or gnome-bluetooth (not sure who'd be
> > responsible for this) support the media keys (next track, previous
> > track) on my headset, or on any bluetooth headset? I'd assume these keys
> > are standard across headsets, since they all work on the same devices
> > (bluetooth mp3 or cellphones etc.)
> bluetoothd forwards AVRCP key events to user applications by creating
> a virtual input device (uinput) for it in the kernel. Applications
> that handle /dev/input devices properly (such as X) should be able to
> make use of it without any modification.

I don't have any other /dev/input/by-id/* device created when connecting
my headset. That would probably be the root of my issues. Perhaps I
forgot a kernel compile option.... I believe this is OT for this list
however? Who should I contact on this?

> Note however that there is currently no way in X to map keypresses to
> the devices they originate from. That means that volume change
> keypresses do not necesarily change the volume of the device they were
> triggered from.

Not an issue in my situation.

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