My previous comment was regarding video codec Auto selecting h264 based on SIP setting is not a good idea IMHO
On Tue, Apr 23, 2013 at 3:17 PM, Artyom Horuzhenko <[email protected]>wrote: > Usually (for example, in Linphone) echo cancellation option is available > for every user. In my opinion it would be better to allow users to decide > use echo cancellation or not because its efficiency depends on hardware. > > > 2013/4/23 Maxim Solodovnik <[email protected]> > > > Maybe it is better to make it configurable somehow? config.xml is good > > candidate IMHO > > > > > > On Tue, Apr 23, 2013 at 2:56 PM, Artyom Horuzhenko <[email protected] > > >wrote: > > > > > Hello, > > > > > > I suppose using h264 would be necessary only in SIP rooms, for all > other > > > rooms - codec which used before (h263?). It avoids any suspections > about > > > h264 issues and increses performance. I'm also going to implement > > switching > > > microphone mode in the audio/video test dialog. Is there anybody who > > > disagree with this idea? > > > > > > > > > 2013/4/23 Alexei Fedotov <[email protected]> > > > > > > > That would be great! > > > > On Apr 23, 2013 5:36 AM, "Maxim Solodovnik" <[email protected]> > > > wrote: > > > > > > > > > @Alexei this definitely can be done in realtime, BUT ... :) > > > > > > > > > > The setting affects Working microphone so it is impossible to > ON/OFF > > it > > > > > while speaking :( > > > > > The only option I can see is to add dropdown control to > > testSetupDialog > > > > > (the one with choose camera and test recording). So we can have > > > something > > > > > like: > > > > > > > > > > 1) default system setting (can be moved to Admin->configuration to > > > avoid > > > > > rewriting it after each upgrade) > > > > > 2) per user setting stored in LocalData (like rememberLogin default > > > > cam/mic > > > > > etc.) > > > > > > > > > > using above scheme user can change the setting while entering the > > room > > > or > > > > > "re-sync" audio/video > > > > > > > > > > What do you think? > > > > > > > > > > > > > > > > > > > > On Tue, Apr 23, 2013 at 3:24 AM, Joseph Karwat < > [email protected]> > > > > > wrote: > > > > > > > > > > > We tested AEC out-of-the-box. We just installed and ran a meeting > > in > > > > > > OM2.1- Litle or no echo. We then, using the exact same > > > configuration, > > > > > > logged in to an OM2.0 server and ran a meeting. We experienced > > > > > substantial > > > > > > echo. We were both running a PC with Flash echo cancellation on > but > > > no > > > > > > hardware echo cancelation. > > > > > > > > > > > > Also for OM2.1 Where do I set the buffer lenghth? Are there any > > > other > > > > > > parameters/options I should know about? > > > > > > > > > > > > > > > > > > > > > > > > Joseph Karwat | CEO | 415-462-0263 | JellVideo | www.jellnet.com| > > > > > > JELL NETWORKS, INC. > > > > > > Enterprise Video Collaboration Solutions > > > > > > > > > > > > Click Here to Register for your JellVideo Collaboration Account > > > > > > > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > From: Alexei Fedotov [mailto:[email protected]] > > > > > > Sent: Monday, April 22, 2013 12:49 PM > > > > > > To: [email protected] > > > > > > Subject: RE: AEC in the new release > > > > > > > > > > > > Joseph, which devices show improvement? Which buffer length did > you > > > > use? > > > > > > > > > > > > I like the suggestion - Maxim, how is it possible to configure > AEC > > in > > > > > > realtime? > > > > > > On Apr 22, 2013 11:30 PM, "Joseph Karwat" <[email protected]> > > > wrote: > > > > > > > > > > > > > We have a test OM2.1 server installed at AWS running Unbuntu > > 12.04. > > > > > > > > > > > > > > We tested AEC this morning for the first time and it did seem > to > > > make > > > > > > > the audio work very well. Little if no echo. We still need to > > > test > > > > > > > under a wide range of scenarios, but we are encouraged by the > > > > > > > performance this morning. > > > > > > > > > > > > > > If you do make it a configurable setting. It should be an > option > > > when > > > > > > > setting up the room or allow the individual user to > enable/disabe > > > AEC > > > > > > > when in a conference room. > > > > > > > > > > > > > > Making it a system-wide configuration option will delay testing > > and > > > > > > > adoption. > > > > > > > > > > > > > > We will be conducting further testing of AEC over the next few > > days > > > > > > > and will report back with our findings. Anyone wishing to > > > > participate > > > > > > > in our AEC testing is encouraged to contact me. > > > > > > > > > > > > > > > > > > > > > Joseph Karwat |415-462-0263 | JellVideo | www.jellnet.com | > JELL > > > > > > > NETWORKS, INC. > > > > > > > Enterprise Video Collaboration Solutions > > > > > > > > > > > > > > Click Here to Register for your JellVideo Collaboration Account > > > > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > > From: Alexei Fedotov [mailto:[email protected]] > > > > > > > Sent: Monday, April 22, 2013 12:49 AM > > > > > > > To: dev; [email protected] > > > > > > > Subject: Re: AEC in the new release > > > > > > > > > > > > > > There are no answers. My point here is that we can be 100% sure > > > that > > > > > > > today AEC does not work as expected, and provides distinctive > and > > > > high > > > > > > > quality echo in 100% of situations when users use separate > > dynamic > > > > and > > > > > > > microphone systems. > > > > > > > > > > > > > > The new thing is AEC mechanism sometimes meddles with hardware > > echo > > > > > > > cancellation support providing temporary sound outages. It also > > > > > > > provides visible de-synchronization between sound and video > > > channels. > > > > > > > > > > > > > > If someone has a different experience, please, speak up. > > > > > > > > > > > > > > So I have two ideas to speak of. 1. Disable AEC in openmeetings > > > > > > > releases by default. It takes a simple configuration change to > > > enable > > > > > > > it. 2. Later understand when AEC really works, and fix it. > > > > > > > > > > > > > > Folks, please again let me know if you disagree and have > > beneficial > > > > > > > AEC experience. > > > > > > > -- > > > > > > > With best regards / с наилучшими пожеланиями, Alexei Fedotov / > > > > Алексей > > > > > > > Федотов, http://dataved.ru/ > > > > > > > +7 916 562 8095 > > > > > > > > > > > > > > > > > > > > > On Thu, Apr 18, 2013 at 11:11 PM, Alexei Fedotov > > > > > > > <[email protected]> > > > > > > > wrote: > > > > > > > > Hello guys, > > > > > > > > How AEC (acoustic echo cancellation) works for you in the new > > > > > release? > > > > > > > > Can anyone share usage experience? > > > > > > > > > > > > > > > > -- > > > > > > > > With best regards / с наилучшими пожеланиями, Alexei Fedotov > / > > > > > > > > Алексей Федотов, http://dataved.ru/ > > > > > > > > +7 916 562 8095 > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > WBR > > > > > Maxim aka solomax > > > > > > > > > > > > > > > > > > > > -- > > WBR > > Maxim aka solomax > > > -- WBR Maxim aka solomax
