[pulseaudio-discuss] Bluetooth HSP handling on pulseaudio

Georg Chini georg at chini.tk
Thu Mar 22 20:55:03 UTC 2018

On 22.03.2018 13:51, David Woodhouse wrote:
> On Thu, 2018-03-22 at 13:16 +0100, Georg Chini wrote:
>> I had written a patch for the BT headset button, but it was rejected
>> at the time. See https://patchwork.freedesktop.org/patch/143572/
>> Maybe we can pick this up again, when we are able to send signals
>> via the native protocol as well. (There are patches for sending
>> signals which are not yet reviewed.)
> Thanks; I hadn't seen that.
> I'm inclined to agree that a random D-Bus signal that isn't associated
> with the specific PA device isn't quite the right way to do this.
> I see you asked, "could you please outline how it would be done using
> the native API?" — I think that is basically what I was asking.
> Ultimately for me this probably ends up with pulsesink/src GStreamer
> elements emitting GStreamer messages when the headset events happen,
> and having a GStreamer-based interface for the controls too. I don't
> much *care* how it works inside PA, or indeed have enough context to
> have a strong opinion.
> I should probably start with the mute part, which looks like it *might*
> already be functional, and take it from there...

As I said, meanwhile there exist patches to send signals via the
native API but they are not yet reviewed.

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