config.xml <echoPath>128</echoPath> <echoSuppression>true</echoSuppression>
please read parameter comments for usage On Thu, Apr 25, 2013 at 10:58 PM, Joseph Karwat <jkar...@jellnet.com> wrote: > Maxim: > > I'm continuing my testing of AEC in OM 2.1.1 Revision: 1467936 Ubuntu > 12.04. > > Are there any system settings that affect AEC that I can change. You > mentioned a buffer length below. > > Thanks > > 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: Maxim Solodovnik [mailto:solomax...@gmail.com] > Sent: Wednesday, April 24, 2013 5:33 AM > To: dev > Subject: Re: AEC in the new release > > I mean more local tabs. > for example room administration: currently it is 2 screens of editable > fields I propose to add tabs to it First tab (opened by default) will > contain room > name+description+type+public/private (maybe 1-2 additional parameters) > Other tabs will contain additional parameters for advanced use > > > On Wed, Apr 24, 2013 at 7:11 PM, Artyom Horuzhenko <akhor...@gmail.com > >wrote: > > > I thought about using tabs too. I imagine UI like tabs in a browser: > > tab for administrtion, tab for room, tab for calendar etc. > > > > > > 2013/4/24 Maxim Solodovnik <solomax...@gmail.com> > > > > > >> One of the concerns people have against OpenMeetings is its > > complexity. > > > >> They just want to conference and not bother around with a lot of > > > options. > > > > > > I would propose to use tabs in our screens (jquieryUI tabs with > > > collapsible option to save space) So in any "complex" screen user > > > will see only basic tab and will open advanced if necessary > > > > > > I can implement in in CalendarEvent and/or Room options as an example. > > > What do you think? > > > > > > > > > > > > On Tue, Apr 23, 2013 at 3:53 PM, seba.wag...@gmail.com < > > > seba.wag...@gmail.com> wrote: > > > > > > > IMHO having yet another checkbox where the user can decide to > > > > enable or disable AEC can be only an additional thing on top of a > > > > general system > > > wide > > > > configuration. > > > > > > > > The problem with this is for example that the average user does > > > > not > > even > > > > know what AEC means. > > > > Or what is the difference between hardware echo cancellation and > > software > > > > echo cancellation ?! > > > > So what would be the benefit for him in having a checkbox tagged > > "enabled > > > > AEC" ? > > > > > > > > One of the concerns people have against OpenMeetings is its > complexity. > > > > They just want to conference and not bother around with a lot of > > options. > > > > > > > > I would also not disable the AEC feature by default as long as > > > > there is > > > no > > > > concrete use-case where AEC (or enhancedMicro mode) leads to an > issue. > > > > > > > > Same for h264. There was a discussion that included h264 a couple > > > > of > > > weeks > > > > ago: > > > > http://markmail.org/message/fctg6eo5qf5hhcaa > > > > > > > > The consens was: > > > > - The amount of CPU that our clients needed more was not measurable. > > > > - There is no concrete use case where enabling or disabling h264 > > > > would improve anything I agree that having a config for the Video > > > > codec, same as the > > Microphone > > > > Mode, would be nice. > > > > But changing any defaults now back and forth without concrete use > > > > cases > > > and > > > > some kind of test plan does not make a lot of sense to me. > > > > > > > > So what I would propose is: > > > > - Make Microphone and VideoCodec configurable and documentate > > > > this > > > > - Set up a concrete test plan and communicate that through our > > > > mailing lists. > > > > Based on the feedback we might then discuss changing some defaults. > > > > > > > > Sebastian > > > > > > > > > > > > > > > > > > > > > > > > > > > > 2013/4/23 Maxim Solodovnik <solomax...@gmail.com> > > > > > > > > > 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 < > > akhor...@gmail.com > > > > > >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 <solomax...@gmail.com> > > > > > > > > > > > > > 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 < > > > > akhor...@gmail.com > > > > > > > >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 <alexei.fedo...@gmail.com> > > > > > > > > > > > > > > > > > That would be great! > > > > > > > > > On Apr 23, 2013 5:36 AM, "Maxim Solodovnik" < > > > > solomax...@gmail.com> > > > > > > > > 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 < > > > > > > jkar...@jellnet.com> > > > > > > > > > > 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:alexei.fedo...@gmail.com] > > > > > > > > > > > Sent: Monday, April 22, 2013 12:49 PM > > > > > > > > > > > To: dev@openmeetings.apache.org > > > > > > > > > > > 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" < > > > > jkar...@jellnet.com > > > > > > > > > > > > > > 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:alexei.fedo...@gmail.com] > > > > > > > > > > > > Sent: Monday, April 22, 2013 12:49 AM > > > > > > > > > > > > To: dev; u...@openmeetings.apache.org > > > > > > > > > > > > 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 > > > > > > > > > > > > <alexei.fedo...@gmail.com> > > > > > > > > > > > > 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 > > > > > > > > > > > > > > > > > > > > > -- > > > > Sebastian Wagner > > > > https://twitter.com/#!/dead_lock > > > > http://www.webbase-design.de > > > > http://www.wagner-sebastian.com > > > > seba.wag...@gmail.com > > > > > > > > > > > > > > > > -- > > > WBR > > > Maxim aka solomax > > > > > > > > > -- > WBR > Maxim aka solomax > > -- WBR Maxim aka solomax
