From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============3624969923365615675==" MIME-Version: 1.0 From: Denis Kenzior Subject: Re: [PATCH v3 1/7] doc: Add EchoCancelingNoiseReduction to Handsfree Date: Tue, 23 Apr 2013 10:30:45 -0500 Message-ID: <5176A925.9000406@gmail.com> In-Reply-To: <1366737703-26883-1-git-send-email-claudio.takahasi@openbossa.org> List-Id: To: ofono@ofono.org --===============3624969923365615675== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Claudio, On 04/23/2013 12:21 PM, Claudio Takahasi wrote: > This patch adds echo canceling and noise reduction property to Handsfree > interface, allowing the handsfree unit to disable this feature in the > audio gateway. The HFP spec defines the procedure to turn off echo > canceling and noise reduction only, it is not allowed to enable this > feature from the HF unit. > > According to Bluetooth HFP 1.6 spec: By default, if the AG supports its > own embedded echo canceling and/or noise reduction functions, it shall > have them activated until the AT+NREC command is received from the HF > unit. From then on, and until the current Service Level Connection is > dropped for any reason, the AG shall disable these functions every time > an Audio Connection is established. > --- > doc/handsfree-api.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) > All patches in this series have been applied, thanks. Regards, -Denis --===============3624969923365615675==--