[pulseaudio-discuss] Current status of wideband speech?
diego.ml at zoho.com
Mon Apr 15 08:32:59 UTC 2019
sorry for the late reply.
---- On ven, 22 feb 2019 17:27:09 +0100 Ta-Lun Yen <es at evsfy.com> wrote ----
> Thanks for the info. Seems like I am missing something here, since it will error on entering HSP/HFP mode:
> I: [bluetooth] module-bluez5-device.c: Transport /org/bluez/hci0/dev_<redacted>/fd45 resuming
> D: [bluetooth] module-bluez5-device.c: Stream properly set up, we're ready to roll!
> E: [bluetooth] module-bluez5-device.c: Invalid codec for encoding: 0
> D: [bluetooth] module-bluez5-device.c: IO thread failed
> D: [lt-pulseaudio] sink.c: bluez_sink.<redacted>.headset_head_unit: state: INIT -> IDLE
> D: [lt-pulseaudio] source.c: bluez_sink.<redacted>.headset_head_unit.monitor: state: INIT -> IDLE
> D: [lt-pulseaudio] module-device-restore.c: Could not set format on sink bluez_sink.<redacted>.headset_head_unit
> D: [lt-pulseaudio] module-bluetooth-policy.c: Profile headset_head_unit cannot be selected for loopback
> D: [lt-pulseaudio] module-suspend-on-idle.c: Sink bluez_sink.<redacted>.headset_head_unit becomes idle, timeout in 5 seconds.
I haven't experienced that problem.
Let me add the original author to see if he has any comment.
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Wednesday, February 13, 2019 11:11 PM, diego.ml via pulseaudio-discuss <pulseaudio-discuss at lists.freedesktop.org> wrote:
> > Hi Ta-Lun,
> > actually there's an updated patch for Wide Band mSBC codec support:
> > https://patchwork.freedesktop.org/patch/245272/
> > It should apply cleanly on master if you want to test it / improve it.
> > If you're working on 12.2, you'll also need to backport this commit (git cherry-pick will do):
> > https://github.com/pulseaudio/pulseaudio/commit/fb600395e1e13ef68e36153faf02bda287927ae2
> > Personally I've backported the patch to 12.2 and it worked fine so far with a Broadcom / Cypress chip (Sterling LWB5 module).
> > Bests,
> > Diego
> > ---- On lun, 11 feb 2019 08:28:07 +0100 Ta-Lun Yen es at evsfy.com wrote ----
> > > Currently, it seems there's no support for mSBC codec in PulseAudio (as for latest master).
> > > Please correct me if I'm wrong about this.
> > >
> > > We have only CVSD support which only does 8000kHz on each direction, thus making everything sounds "vintage", even if device actually supports mSBC codec.
> > >
> > > However, I've seen previous threads from 2013 discussing about implementation of mSBC codec, and I wonder if we still have plans to implement them?
> > >
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