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From: "Pali Rohár" <pali.rohar@gmail.com>
To: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Cc: "linux-bluetooth@vger.kernel.org" <linux-bluetooth@vger.kernel.org>
Subject: Re: bluez: Export SDP "Remote audio volume control" item for HSP profile
Date: Sun, 9 Feb 2020 14:02:43 +0100	[thread overview]
Message-ID: <20200209130243.u4kpbj3cwhbdqa56@pali> (raw)
In-Reply-To: <20191212230314.g5gt6rxkphzpwucd@pali>

On Friday 13 December 2019 00:03:14 Pali Rohár wrote:
> On Thursday 12 December 2019 21:42:27 Luiz Augusto von Dentz wrote:
> > Hi Pali,
> > 
> > On Thu, Dec 12, 2019 at 7:31 PM Pali Rohár <pali.rohar@gmail.com> wrote:
> > >
> > > Hello!
> > >
> > > According to HSP 1.2 specification, section 4.7 Remote Audio Volume
> > > Control, Support for remote audio volume control is optional, so an
> > > implementation may support none, either, or both of the controls for
> > > microphone volume and speaker volume.
> > >
> > > According to HSP 1.2 specification, section 5.3 SDP Interoperability
> > > Requirements, bluetooth device with HSP profile announce via SDP "Remote
> > > audio volume control" field information if device itself supports volume
> > > control.
> > >
> > > But currently I did not found any way how to access "Remote audio volume
> > > control" SDP field in (pulseaudio) application as bluez does not export
> > > it.
> > >
> > > Can you please export this field? E.g. for HFP profile all optional
> > > features from SDP are passed to NewConnection() DBus method via
> > > fd_properties dictionary under Features key. Could you export that
> > > "Remote audio volume control" bit for HSP profile in Features key?
> > >
> > > And in same way, this needs to be handled also in RegisterProfile() DBus
> > > method.
> > 
> > Do you have a use case in mind?
> 
> Yes, checking in pulseaudio if remote side announce that supports remote
> volume control or not. And based on this switch to software volume
> level.

Hello Luiz! Is it is possible to export this field?

-- 
Pali Rohár
pali.rohar@gmail.com

  reply	other threads:[~2020-02-09 13:02 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-12 17:29 bluez: Export SDP "Remote audio volume control" item for HSP profile Pali Rohár
2019-12-12 19:42 ` Luiz Augusto von Dentz
2019-12-12 23:03   ` Pali Rohár
2020-02-09 13:02     ` Pali Rohár [this message]
2020-03-20 13:01       ` Pali Rohár
2020-03-20 17:48         ` Luiz Augusto von Dentz
2020-03-21 18:40           ` Pali Rohár
2020-03-21 19:54             ` Pali Rohár
2020-04-13 16:25               ` [PATCH 0/3] " Pali Rohár
2020-04-13 16:25                 ` [PATCH 1/3] src/profile: Distinguish between zero-set HFP AG features and unset HFP AG features Pali Rohár
2020-04-13 16:44                   ` Luiz Augusto von Dentz
2020-04-13 16:52                     ` Pali Rohár
2020-04-13 16:58                       ` Luiz Augusto von Dentz
2020-04-13 17:17                         ` Pali Rohár
2020-04-13 17:47                           ` Luiz Augusto von Dentz
2020-04-13 17:58                             ` Pali Rohár
2020-04-13 19:41                               ` Luiz Augusto von Dentz
2020-04-13 19:51                                 ` Pali Rohár
2020-04-13 20:24                                   ` Luiz Augusto von Dentz
2020-04-13 20:42                                     ` Pali Rohár
2020-04-13 21:07                                       ` Luiz Augusto von Dentz
2020-04-13 22:26                                         ` Pali Rohár
2020-04-13 16:25                 ` [PATCH 2/3] src/profile: Export Remote Audio Volume Control SDP value for HSP HS role via first bit in features value Pali Rohár
2020-04-13 16:25                 ` [PATCH 3/3] src/profile: Add default SDP record for Headset role of HSP 1.2 profile with Erratum 3507 Pali Rohár
2020-04-13 16:51                   ` Luiz Augusto von Dentz
2020-04-14  0:09                 ` [PATCH 0/3] bluez: Export SDP "Remote audio volume control" item for HSP profile Luiz Augusto von Dentz
2020-04-14  8:09                   ` Pali Rohár
2020-04-14 19:53                   ` Pali Rohár
2020-04-14 20:28                     ` Luiz Augusto von Dentz
2020-04-14 20:46                       ` [PATCH] doc: Update documentation for HSP and HFP profiles Pali Rohár
2020-04-14 21:03                         ` Luiz Augusto von Dentz

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