On Mon, 2019-01-28 at 18:01 +0100, Georg Chini wrote: > On 28.01.19 17:50, Tanu Kaskinen wrote: > > On Fri, 2019-01-25 at 16:41 +0100, Pali Rohár wrote: > > > On Friday 25 January 2019 17:11:00 Tanu Kaskinen wrote: > > > > On Fri, 2019-01-25 at 11:02 +0100, Pali Rohár wrote: > > > > > With profiles it is simple as it is already supported in desktop > > > > > environments. > > > > That's certainly a benefit. The problem is just that forcing the user > > > > to make a choice between codecs isn't very nice if the user doesn't > > > > know the practical difference between the provided options. > > > User is not forced. Bluez and remote device choose codec for him. And if > > > user is not happy with selection then can change it to something > > > different which "plays better". > > > > > > We already have module bluetooth policy which switch between HFP and > > > A2DP profiles based on active VOIP application. So user already has > > > microphone support when calling. And after hanging call policy module > > > should switch back to previous A2DP profile (codec) without user > > > interaction. > > > > > > So I do not think it is such catastrophic that user need to choose > > > something. User has already pre-selected some A2DP variant. And based on > > > fact that lot of headsets remember last used codec per device, it is not > > > such a big problem. > > Yeah, it seems that the need to choose the card profile isn't very > > common. But there can be situations where the user wants to just > > activate the A2DP profile. How do you communicate to the user which > > codec is currently active if the card profile is "off"? > > > One question: There are codecs which support a voice back channel. > Would we not need at least two profiles, one for "normal" A2DP and > one for A2DP with back channel? Yes, you're right, even if we don't have per-codec profiles, we'll need a separate bidirectional A2DP profile when that's implemented (IIRC it's not yet implemented by these patches). -- Tanu https://www.patreon.com/tanuk https://liberapay.com/tanuk _______________________________________________ pulseaudio-discuss mailing list pulseaudio-discuss@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss
