[pulseaudio-discuss] Switching bluetooth profile internally

[Pali Rohár]

So then just set media.role to phone and module-bluetooth-policy from
pulseaudio 10.0 would take care for automatic switch between a2dp and
hsp once your application stop resp. start recording sound.

See about media.role:
https://www.freedesktop.org/wiki/Software/PulseAudio/Documentation/Developer/Clients/ApplicationProperties/

On Friday 11 August 2017 15:04:08 Sathish Narasimman wrote:
> Hi,
> 
> My application is almost similar to what VOIP application.
> I am trying to create a communication between the laptop and headset.
> That is Tx and Rx full-duplex communication between the laptop and
> Bluetooth headset.
> 
> Also can you please mention the VOIP application that works well with Ubuntu.
> I tried skype and it is not working with Bluetooth.
> 
> 
> 
> 
> On Fri, Aug 11, 2017 at 2:49 PM, Pali Rohár <pali.rohar at gmail.com> wrote:
> > On Friday 11 August 2017 11:02:15 Georg Chini wrote:
> >> On 11.08.2017 10:09, Sathish Narasimman wrote:
> >> >Hi,
> >> >
> >> >I want to switch the bluetooth profile using a dbus signal.
> >> >
> >> >I was successful to send the dbus signal and process it in pulseaudio.
> >> >
> >> >But unable to figure out how to use set_profile within PA.
> >> >
> >> >Please help to understand the pulseaudio. I need to switch the profile
> >> >from a2dp to hsp and vice versa.
> >> >
> >> >
> >> >Thanks,
> >> >Sathish N
> >> >_______________________________________________
> >> >pulseaudio-discuss mailing list
> >> >pulseaudio-discuss at lists.freedesktop.org
> >> >https://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss
> >>
> >> Hi,
> >>
> >> I wonder what you are trying to achieve. You can use pactl or pacmd
> >> to change the card profile manually and module-bluetooth-policy will
> >> automatically switch profile for you in some situations See here:
> >> https://www.freedesktop.org/wiki/Software/PulseAudio/Documentation/User/Modules/#index36h3
> >
> > Also in pulseaudio 10 module-bluetooth-policy would automatically switch
> > between a2dp and hsp if VOIP application want to record sound from
> > microphone:
> >
> > https://www.freedesktop.org/wiki/Software/PulseAudio/Notes/10.0/#automaticallyswitchbluetoothprofilewhenusingvoipapplications
> >
> > And starting with pulseaudio 11 (not released) module-bluetooth-policy
> > could be configured with parameter auto_switch=2 (not by default) to
> > automatically switch between a2dp and hsp based on heuristic, see:
> >
> > https://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/?id=3397127f0045d3c130b59e59b4ce6b3601b239b9
> >
> > So why do you want to manually switch between hsp and a2dp mode? Is not
> > this auto_switch support enough for you?
> >
> > --
> > Pali Rohár
> > pali.rohar at gmail.com
> > _______________________________________________
> > pulseaudio-discuss mailing list
> > pulseaudio-discuss at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss
> _______________________________________________
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> pulseaudio-discuss at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss

-- 
Pali Rohár
pali.rohar at gmail.com