Hi Georg, On Tue, Nov 4, 2014 at 3:00 PM, Tanu Kaskinen <tanu.kaskinen at linux.intel.com> wrote: > On Mon, 2014-11-03 at 20:05 +0100, Georg Chini wrote: >> Hello, >> >> i have two (unrelated) questions regarding bluez5 (with ofono backend): >> >> 1) I am using the subscription API and when my headset changes profile >> the subscription callback (with mask PA_SUBSCRIPTION_MASK_CARD) is >> called twice. Is this correct? if yes, one call is for the profile >> change, what >> is the reason for the other one? > > I don't know. Could be a bug. >> 2) I am playing back audio from my phone to my bluetooth headset. When >> I now switch off the headset, bluetooth takes a while to recognize, that the >> headset is no longer available. When pulse receives the notification >> that the >> headset is gone, the stream is switched to the default device and starts >> playing exactly at the point where the headset was switched off and goes on >> playing for a while after I stop playback on the phone. All future sounds I >> feed into th loopback module are now delayed by the gap between >> the switch off of the headset and the moment pulseaudio is notified. >> Is there a way to reset the loopback module to its initial state? > > No, there's no "reset loopback" feature. The loopback also has the > problem that if the initial startup of the sink takes a long time, that > also causes unwanted latency. > > The loopback module could probably be improved by discarding data from > the source until the sink asks for data for the first time (would fix > the slow startup problem) and flushing the buffer when the sink input > gets detached (would help with your problem). +1, either we do this unconditionally or have an API to define such policies. > > -- > Tanu > > _______________________________________________ > pulseaudio-discuss mailing list > pulseaudio-discuss at lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss -- Luiz Augusto von Dentz
