@Alexei unfortunately this would not help since we have no useful info after such crash :(
On Thu, Mar 14, 2013 at 2:33 PM, Alexei Fedotov <[email protected]>wrote: > @Maxim, how difficult is to add a button for debug which would start/quit > a conference in a loop to make the bug simpler to reproduce? > 14.03.2013 10:56 пользователь "Irina Arkhipets" <[email protected]> > написал: > > Hi Sebastian, >> >> A). I use Win XP + FF 19.0 + flash 11.6.602.180. And Yulia have the same >> problems on W7 + GH + 11.6.602.171. >> >> B). Crash happens when I am entering the room after I click "Start >> Conference" in the "Choose device" screen. >> >> C). Plugin crashes in the following way: I get "plugin-container.exe" >> application error window with the possibility to click OK to terminate and >> click CANCEL to debug. If I click OK I see a grey screen with the "Adobe >> Flash plugin crashed" message and the "Send report" button. I need to >> reload the page to continue work. >> >> D). It seems like it's not possible to attach files when you write to >> mailing list, so I'll will send you a screen shot personally. I've also >> found a way to catch a report which is sent if I click the "Send report" >> button - will send it to you too. >> >> E). Nothing special in the server log and browser console >> >> My additional notes: >> >> - Crash is reproducible if I run FireFox in safe mode. >> >> - Crash report reads: "Crash Reason EXCEPTION_ACCESS_VIOLATION_WRITE". I >> read in Internet that it can happen because of some video driver problems >> if hardware acceleration is turmed on, however I've just turned it off >> without improving >> >> - I've filed bug against Mozilla and send them some info and crash report >> - >> maybe they'll provide some advice >> >> - Setting dom.ipc.plugins.timeoutSecs to -1 in browser settings does not >> help (this is a timeout for the flash plugin response) >> >> For now maybe I can try some flash debagger to try to debug this. >> >> Best regards, >> Irina. >> >> On Thu, Mar 14, 2013 at 12:57 PM, [email protected] >> <[email protected]> wrote: >> >> > I think the issue has been reviewed. >> > So we can be sure that the codec change in the codec is not an issue. >> > Maybe we can debug the crashes a bit more before we start the vote. >> > >> > @Irina Thanks for the Tests! >> > Can you please check those questions >> > A) What OS and flash player Version and browser was that? >> > B) When did the crash happen exactly? >> > C) Did the Plugin crash in terms of: >> > 1) showing a dialog that a script is slowing down? >> > 2) Browser replaces complete Flash Applet and shows message like "player >> > crashed" so that also you need to restart the Browser >> > 3) Player freezes and no more clicks possible? >> > D) Is there a screenshot from such a crash somewhere? >> > E) Is there something is the servers log when the crash happens? >> > >> > Did the crash happen always at a certain user action (B) might be the >> most >> > important question. >> > But it is also not clear to me yet what kind of crash we are talking >> about. >> > Flash Player crash can have so many different meanings. >> > >> > Thanks! >> > Sebastian >> > Am 14.03.2013 02:43 schrieb "Maxim Solodovnik" <[email protected]>: >> > >> > > It seems like we have proof swf11+h264 not causing performance >> > degradation >> > > >> > > @Sebastian what do you think, is it time for RC2? >> > > >> > > >> > > On Wed, Mar 13, 2013 at 7:56 PM, Alexei Fedotov < >> > [email protected]>wrote: >> > > >> > >> Great job, Irina! >> > >> Thanks for digging this out. >> > >> -- >> > >> With best regards / с наилучшими пожеланиями, >> > >> Alexei Fedotov / Алексей Федотов, >> > >> http://dataved.ru/ >> > >> +7 916 562 8095 >> > >> >> > >> >> > >> On Wed, Mar 13, 2013 at 4:28 PM, Irina Arkhipets >> > >> <[email protected]> wrote: >> > >> > Hi All, >> > >> > >> > >> > I investigated flash plugin crashes today and would like to share >> some >> > >> > results. >> > >> > >> > >> > First of all, crash happens both with SWF10 and SWF 11. It seems >> like >> > >> the >> > >> > problem is reproducible with H263, H264 1.2 and H264 5.1. >> > >> > >> > >> > Actually, I haven't noticed significant CPU usage degradation for >> H264 >> > >> in >> > >> > compare with H263 - it always was about 50-70% when I enter >> > OpenMeetings >> > >> > room. The same is true about the memory usage. >> > >> > >> > >> > I was able to get the crash report in Mozilla, however for now >> don't >> > see >> > >> > any info which can help me there. >> > >> > >> > >> > Tested environment was: Windows XP + Mozilla FireFox 19.0 + flash >> > player >> > >> > 11.5.502.146. Tested server was demo.dataved.ru, there were two >> users >> > >> with >> > >> > videos (1 with big window and the other with normal) in the room + >> me >> > >> with >> > >> > normal window. >> > >> > >> > >> > For now anybody can try different cases on >> > >> > http://demo.dataved.ru/openmeetings and get own expression. >> > >> > >> > >> > Below are the links which can be tested and my today results for >> each >> > of >> > >> > them: >> > >> > >> > >> > - >> > http://demo.dataved.ru/openmeetings/?swf=main.as3.swf10.swf&junk=666- >> > >> > SWF10 + H263. Crashed 3 times from 10. >> > >> > - >> > >> >> > >> http://demo.dataved.ru/openmeetings/?swf=main.as3.swf11.h263.swf&junk=666- >> > >> > SWF11 + H263. Crashed 0 times from 10. >> > >> > - >> > >> > >> > >> >> > >> http://demo.dataved.ru/openmeetings/?swf=main.as3.swf11.h264_1_2.swf&junk=666- >> > >> > SWF11 + H264 1.2. Crashed 2 times from 10. >> > >> > - >> > >> > >> > >> >> > >> http://demo.dataved.ru/openmeetings/?swf=main.as3.swf11.h264_5_1.swf&junk=666- >> > >> > SWF11 + H264 5/1/ Crashed 1 times from 10. >> > >> > >> > >> > Best regards, >> > >> > Irina. >> > >> > >> > >> > On Wed, Mar 13, 2013 at 5:02 PM, Maxim Solodovnik < >> > [email protected] >> > >> >wrote: >> > >> > >> > >> >> that is definitely something not readable :( >> > >> >> I can see the word "static" in the generated code :) this is >> global >> > >> >> variables :))) >> > >> >> >> > >> >> >> > >> >> On Wed, Mar 13, 2013 at 4:57 PM, [email protected] < >> > >> >> [email protected]> wrote: >> > >> >> >> > >> >> > just for consideration, >> > >> >> > attached is the current AS3 that OpenLaszlo generates. >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> >> > >> >> > >> https://cwiki.apache.org/confluence/download/attachments/27836308/lzswf9.tar.gz >> > >> >> > >> > >> >> > Sebastian >> > >> >> > >> > >> >> > >> > >> >> > 2013/3/13 Maxim Solodovnik <[email protected]> >> > >> >> > >> > >> >> >> I thought maybe it will be simple to convert swf10 folder of >> our >> > >> sources >> > >> >> >> + I would like "someone else" will handle it :)))) >> > >> >> >> >> > >> >> >> >> > >> >> >> On Wed, Mar 13, 2013 at 4:38 PM, [email protected] < >> > >> >> >> [email protected]> wrote: >> > >> >> >> >> > >> >> >>> Sorry but that is useless. >> > >> >> >>> The AS3 code that OpenLaszlo compiles is not human readable. >> It >> > is >> > >> >> >>> generated into some tmp directory. >> > >> >> >>> You can search on your disc for a file called >> > LZC_COMPILER_OPTIONS >> > >> >> >>> That should be into the same directory as the actual AS3 >> files. >> > >> >> >>> >> > >> >> >>> The thing is that there are of course some high level >> > similarities. >> > >> >> >>> However there are also high level similarities between AS3 and >> > >> HTML5. >> > >> >> For >> > >> >> >>> example an ActionScript3 "Sprite" is nearly the same as an >> HTML >> > >> "div" >> > >> >> or >> > >> >> >>> maybe "span" but you can really translate those things just >> and >> > >> expect >> > >> >> the >> > >> >> >>> functionality is the same. >> > >> >> >>> >> > >> >> >>> The entire notation in MXML is different, same about the >> script >> > >> blogs. >> > >> >> >>> A script blog in openlaszlo looks like: >> > >> >> >>> var zxac = 3; >> > >> >> >>> in AS it would look like: >> > >> >> >>> var zxac:int = 3; >> > >> >> >>> No matter how you do it, you will have to go through every >> file, >> > >> debug >> > >> >> >>> every line of code, understand the logic, convert it to MXML, >> > test >> > >> it. >> > >> >> And >> > >> >> >>> some constructs of course won't translate that easy. >> > >> >> >>> For example in Flex you can't create that simple a "global" >> > >> pointer. >> > >> >> >>> Like: canvas.myattribute or parent.myattribute >> > >> >> >>> This simply won't compile. AS3 won't let you compile such >> > >> pointers. You >> > >> >> >>> need to pass the parameter into the object to access its >> > >> attributes, or >> > >> >> >>> pass the attribute inside of it. >> > >> >> >>> So a lot of the things we do when having some attribute in the >> > >> canvas >> > >> >> >>> and pointing to them from various places in the app ... it >> simply >> > >> >> doesn't >> > >> >> >>> work in MXML. >> > >> >> >>> >> > >> >> >>> So of course it depends on to what extend you plan to build a >> > Flex >> > >> >> >>> client. Maybe just the SWF11 app converting to MXML is an >> option. >> > >> But >> > >> >> the >> > >> >> >>> entire SWF8 app. I don't think so. Just too complex. >> > >> >> >>> >> > >> >> >>> Sebastian >> > >> >> >>> >> > >> >> >>> >> > >> >> >>> 2013/3/13 Alexei Fedotov <[email protected]> >> > >> >> >>> >> > >> >> >>>> The files appear in some temporary directory. I cannot >> remember >> > >> where >> > >> >> >>>> they are exactly. If you make an error when embedding action >> > >> script >> > >> >> >>>> into openlaszlo (should be something on action script level, >> xml >> > >> >> >>>> markup would break the preprocessor itself), you get in the >> > error >> > >> >> >>>> message an exact pointer to the file where your error is put. >> > >> >> >>>> -- >> > >> >> >>>> With best regards / с наилучшими пожеланиями, >> > >> >> >>>> Alexei Fedotov / Алексей Федотов, >> > >> >> >>>> http://dataved.ru/ >> > >> >> >>>> +7 916 562 8095 >> > >> >> >>>> >> > >> >> >>>> >> > >> >> >>>> On Wed, Mar 13, 2013 at 11:58 AM, Maxim Solodovnik < >> > >> >> >>>> [email protected]> wrote: >> > >> >> >>>> > @Alexey we currently using flex 4.5.0, 4.6.1 to create >> > bytecode >> > >> >> >>>> > "can be inspected/used" means autoconverted :) action >> script >> > >> instead >> > >> >> >>>> of >> > >> >> >>>> > openlaszlo is also good :) >> > >> >> >>>> > >> > >> >> >>>> > can you please tell me how this can be inspected? >> > >> >> >>>> > >> > >> >> >>>> > @Sebastian I thought we use only >> view/label/dataset/connection >> > >> in >> > >> >> our >> > >> >> >>>> swf10 >> > >> >> >>>> > code .... all these primitives should be available in MXML. >> > >> >> >>>> > >> > >> >> >>>> > >> > >> >> >>>> > >> > >> >> >>>> > >> > >> >> >>>> > On Wed, Mar 13, 2013 at 2:52 PM, Alexei Fedotov < >> > >> >> >>>> [email protected]> >> > >> >> >>>> > wrote: >> > >> >> >>>> >> >> > >> >> >>>> >> @Max AS3 means action script >> > >> >> >>>> >> >> > >> >> >>>> >> Modern OpenLaszlo compiles into AS3, these files can be >> > >> inspected >> > >> >> and >> > >> >> >>>> >> used instead of openlaszlo files. >> > >> >> >>>> >> Then standard Adobe tools create swf bytecode from AS3. >> > >> >> >>>> >> >> > >> >> >>>> >> >> > >> >> >>>> >> -- >> > >> >> >>>> >> With best regards / с наилучшими пожеланиями, >> > >> >> >>>> >> Alexei Fedotov / Алексей Федотов, >> > >> >> >>>> >> http://dataved.ru/ >> > >> >> >>>> >> +7 916 562 8095 >> > >> >> >>>> >> >> > >> >> >>>> >> >> > >> >> >>>> >> On Wed, Mar 13, 2013 at 11:18 AM, [email protected] >> > >> >> >>>> >> <[email protected]> wrote: >> > >> >> >>>> >> > MXML has certainly advantages in the sense of wider >> > >> acceptance >> > >> >> and >> > >> >> >>>> >> > better >> > >> >> >>>> >> > development tools. >> > >> >> >>>> >> > But it really means to build something from scratch. >> > >> >> >>>> >> > >> > >> >> >>>> >> > Sebastian >> > >> >> >>>> >> > >> > >> >> >>>> >> > >> > >> >> >>>> >> > 2013/3/13 Maxim Solodovnik <[email protected]> >> > >> >> >>>> >> > >> > >> >> >>>> >> >> @Alexey we currently using openlaszlo for video (not >> sure >> > >> what >> > >> >> do >> > >> >> >>>> you >> > >> >> >>>> >> >> mean >> > >> >> >>>> >> >> by AS3). Currently our version of video components is >> > built >> > >> >> using >> > >> >> >>>> >> >> flex.4.6.1 while actual version available for download >> is >> > >> flex >> > >> >> >>>> 4.9.1. >> > >> >> >>>> >> >> I was hoping we will have less bugs and better >> performance >> > >> if we >> > >> >> >>>> will >> > >> >> >>>> >> >> use >> > >> >> >>>> >> >> MXML directly for our code. But this is just a guess. >> > >> >> >>>> >> >> >> > >> >> >>>> >> >> >> > >> >> >>>> >> >> On Wed, Mar 13, 2013 at 2:00 PM, [email protected]< >> > >> >> >>>> >> >> [email protected]> wrote: >> > >> >> >>>> >> >> >> > >> >> >>>> >> >>> You can simply disable h264 and build to swf11. >> > >> >> >>>> >> >>> It is only about the codec not about SWF formats. >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> I just compared and could not really find out if there >> > are >> > >> big >> > >> >> >>>> >> >>> differences. >> > >> >> >>>> >> >>> However it is definitly good to really compare the >> > impacts >> > >> on >> > >> >> >>>> CPU and >> > >> >> >>>> >> >>> bandwidth usage when switching the Codec for video >> > >> encoding. >> > >> >> >>>> >> >>> It seemed to me like encoding with h264 is using a >> second >> > >> >> >>>> process (on >> > >> >> >>>> >> >>> OSX >> > >> >> >>>> >> >>> that process is called WindowsServer). It might be >> that >> > >> h264 >> > >> >> >>>> encoding >> > >> >> >>>> >> >>> can >> > >> >> >>>> >> >>> use some more system ressources. However... all just >> > >> guessing >> > >> >> at >> > >> >> >>>> this >> > >> >> >>>> >> >>> point. >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> Sebastian >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> 2013/3/13 Maxim Solodovnik <[email protected]> >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>>> Maybe we can add conversion task to the GSOC ideas? >> do >> > we >> > >> need >> > >> >> >>>> it? >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> I don't see any problems with h264 >> > >> >> >>>> >> >>>> I'm going to build >> > >> >> >>>> >> >>>> 1) SWF11 with h264 support removed >> > >> >> >>>> >> >>>> 2) SWF11 with different h264 profile >> > >> >> >>>> >> >>>> 3) SWF10 >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> and compare >> > >> >> >>>> >> >>>> but i'm not expecting any major differences :( >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> On Wed, Mar 13, 2013 at 1:17 PM, >> [email protected]< >> > >> >> >>>> >> >>>> [email protected]> wrote: >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>>> No there is no such conversion. You have to rewrite >> the >> > >> LZX >> > >> >> to >> > >> >> >>>> MXML >> > >> >> >>>> >> >>>>> and >> > >> >> >>>> >> >>>>> AS3 files. >> > >> >> >>>> >> >>>>> What about the Video Codec? I don't think it makes >> > sense >> > >> to >> > >> >> >>>> start a >> > >> >> >>>> >> >>>>> RC2 >> > >> >> >>>> >> >>>>> vote before this issue has been further analyzed. >> > >> >> >>>> >> >>>>> Is there a given restriction that needs h264? >> > >> >> >>>> >> >>>>> >> > >> >> >>>> >> >>>>> Sebastian >> > >> >> >>>> >> >>>>> >> > >> >> >>>> >> >>>>> >> > >> >> >>>> >> >>>>> 2013/3/13 Maxim Solodovnik <[email protected]> >> > >> >> >>>> >> >>>>> >> > >> >> >>>> >> >>>>>> @Sebastian, maybe you know, is there any >> possibility >> > to >> > >> >> >>>> >> >>>>>> automatically/semi-automatically convert our swf10 >> > >> sources >> > >> >> to >> > >> >> >>>> >> >>>>>> "apache flex >> > >> >> >>>> >> >>>>>> xml"? Since Openlaszlo seems to be not actively >> > >> developed >> > >> >> and >> > >> >> >>>> flex >> > >> >> >>>> >> >>>>>> is now >> > >> >> >>>> >> >>>>>> part of Apache, maybe we can benefit from such >> > >> conversion? >> > >> >> >>>> >> >>>>>> >> > >> >> >>>> >> >>>>>> >> > >> >> >>>> >> >>>>>> On Tue, Mar 12, 2013 at 4:28 PM, Maxim Solodovnik < >> > >> >> >>>> >> >>>>>> [email protected]> wrote: >> > >> >> >>>> >> >>>>>> >> > >> >> >>>> >> >>>>>>> I have forwarded all missing messages >> > >> >> >>>> >> >>>>>>> >> > >> >> >>>> >> >>>>>>> >> > >> >> >>>> >> >>>>>>> On Tue, Mar 12, 2013 at 4:25 PM, >> > [email protected]< >> > >> >> >>>> >> >>>>>>> [email protected]> wrote: >> > >> >> >>>> >> >>>>>>> >> > >> >> >>>> >> >>>>>>>> you wrote me without CC'ing Irina or the list :) >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> I missed the 'reply all' button somehow. >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> Sebastian >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> 2013/3/12 Maxim Solodovnik <[email protected] >> > >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>>> this one >> > >> >> >>>> https://issues.apache.org/jira/browse/OPENMEETINGS-559 >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> @Irina can you describe your problem more >> detailed? >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> On Tue, Mar 12, 2013 at 3:46 PM, >> > >> [email protected] < >> > >> >> >>>> >> >>>>>>>>> [email protected]> wrote: >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> We should simply do some tests to measure the >> > actual >> > >> >> >>>> video with >> > >> >> >>>> >> >>>>>>>>>> h264 and the default Sorensen Codec. >> > >> >> >>>> >> >>>>>>>>>> Then we have some numbers. >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> What are the exact reports for "Flash Player >> > >> crashing" ? >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> Sebastian >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> 2013/3/12 Maxim Solodovnik < >> [email protected]> >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> I can add switching H264 off, but I'm not >> sure if >> > >> this >> > >> >> >>>> is the >> > >> >> >>>> >> >>>>>>>>>>> problem. >> > >> >> >>>> >> >>>>>>>>>>> Most claims are related to the crashing flash >> in >> > >> >> browser. >> > >> >> >>>> >> >>>>>>>>>>> Do you think this would help? >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> On Tue, Mar 12, 2013 at 2:56 PM, >> > >> [email protected]< >> > >> >> >>>> >> >>>>>>>>>>> [email protected]> wrote: >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> Sorry I did not meant default h323 I meant >> the >> > >> default >> > >> >> >>>> >> >>>>>>>>>>>> Sorenson Spark >> > >> >> >>>> >> >>>>>>>>>>>> <http://en.wikipedia.org/wiki/Sorenson_Spark >> > >> >> >(Sorenson >> > >> >> >>>> H.263) >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> Sebastian >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> 2013/3/12 [email protected] < >> > >> >> [email protected]> >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> h264 simply needs more computing time. >> > >> >> >>>> >> >>>>>>>>>>>>> AEC also is enabled (which needs some >> > percentages >> > >> >> more >> > >> >> >>>> CPU >> > >> >> >>>> >> >>>>>>>>>>>>> power then the previous implementation). >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> Switching to later Flex SDK is surely >> desirable >> > >> but >> > >> >> >>>> >> >>>>>>>>>>>>> basically >> > >> >> >>>> >> >>>>>>>>>>>>> the performance is a Flash >> > Player/VirtualMachine >> > >> >> issue >> > >> >> >>>> not a >> > >> >> >>>> >> >>>>>>>>>>>>> Flash Compiler >> > >> >> >>>> >> >>>>>>>>>>>>> issue. So as long as there is no Flash >> Player >> > 12 >> > >> that >> > >> >> >>>> >> >>>>>>>>>>>>> requires a later Flex >> > >> >> >>>> >> >>>>>>>>>>>>> SDK it is unlikely that you will gain >> > performance >> > >> >> >>>> >> >>>>>>>>>>>>> advantages. >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> I think there is a hardware acceleration for >> > >> playback >> > >> >> >>>> of >> > >> >> >>>> >> >>>>>>>>>>>>> h264 >> > >> >> >>>> >> >>>>>>>>>>>>> video, but I have really no idea about >> > producing >> > >> h264 >> > >> >> >>>> in the >> > >> >> >>>> >> >>>>>>>>>>>>> browser in >> > >> >> >>>> >> >>>>>>>>>>>>> that context. >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> From my point of view the main reason for >> using >> > >> h264 >> > >> >> >>>> is the >> > >> >> >>>> >> >>>>>>>>>>>>> SIP >> > >> >> >>>> >> >>>>>>>>>>>>> integration. For users that don't use SIP >> > >> integration >> > >> >> >>>> using >> > >> >> >>>> >> >>>>>>>>>>>>> h264 will >> > >> >> >>>> >> >>>>>>>>>>>>> simply just mean an annoying CPU usage. >> > >> >> >>>> >> >>>>>>>>>>>>> The case is different for AEC from my point >> of >> > >> view. >> > >> >> >>>> AEC >> > >> >> >>>> >> >>>>>>>>>>>>> brings >> > >> >> >>>> >> >>>>>>>>>>>>> enhancement for everybody immediately. And >> the >> > >> more >> > >> >> of >> > >> >> >>>> CPU >> > >> >> >>>> >> >>>>>>>>>>>>> that it uses is >> > >> >> >>>> >> >>>>>>>>>>>>> only 3-4 % from my point of view. >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> So my preference would be to make the video >> > >> codec use >> > >> >> >>>> the >> > >> >> >>>> >> >>>>>>>>>>>>> standard h323. To be honest: Who has ever >> > >> complained >> > >> >> >>>> in the >> > >> >> >>>> >> >>>>>>>>>>>>> last couple of >> > >> >> >>>> >> >>>>>>>>>>>>> years about video quality? The discussion is >> > >> almost >> > >> >> >>>> always >> > >> >> >>>> >> >>>>>>>>>>>>> about audio >> > >> >> >>>> >> >>>>>>>>>>>>> delay, audio quality, micro echo, bad >> > >> microphones et >> > >> >> >>>> cetera >> > >> >> >>>> >> >>>>>>>>>>>>> but actually >> > >> >> >>>> >> >>>>>>>>>>>>> never about video quality. >> > >> >> >>>> >> >>>>>>>>>>>>> And from what I have seen h264 also brings >> no >> > >> >> >>>> improvements >> > >> >> >>>> >> >>>>>>>>>>>>> in >> > >> >> >>>> >> >>>>>>>>>>>>> terms of bandwidth usage. >> > >> >> >>>> >> >>>>>>>>>>>>> h264 could be available via configuration >> (or >> > to >> > >> >> >>>> enable SIP >> > >> >> >>>> >> >>>>>>>>>>>>> integration), but h323 should be used by >> > default. >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> Sebastian >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> 2013/3/12 Maxim Solodovnik < >> > [email protected] >> > >> > >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> Hello Raju, Sebastian, >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> according to >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> https://issues.apache.org/jira/browse/OPENMEETINGS-559 and >> > >> >> >>>> >> >>>>>>>>>>>>>> various user reports (including mail from >> > >> >> >>>> Sebastian[1]) >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> Main code changes were: adding >> > >> EnchancedMicrophone >> > >> >> and >> > >> >> >>>> >> >>>>>>>>>>>>>> switch >> > >> >> >>>> >> >>>>>>>>>>>>>> to h264 >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> According to the Google switching to h264 >> can >> > >> cause >> > >> >> >>>> higher >> > >> >> >>>> >> >>>>>>>>>>>>>> CPU >> > >> >> >>>> >> >>>>>>>>>>>>>> usage. >> > >> >> >>>> >> >>>>>>>>>>>>>> Can this be fixed by changing H264Level? >> > >> >> >>>> >> >>>>>>>>>>>>>> (currently H264Level.LEVEL_1_2 is used) >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> Maybe you can us understand were >> > >> >> performance/stability >> > >> >> >>>> >> >>>>>>>>>>>>>> degradation caused by code changes? Or >> maybe >> > it >> > >> is >> > >> >> >>>> because >> > >> >> >>>> >> >>>>>>>>>>>>>> of Flex4.6.0? >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> Can stability be improved by switching to >> > >> Flex4.9.1? >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> Thanks in advance for your help >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> [1] >> > >> http://markmail.org/message/2el63qarsjmbvfyy >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>>> < >> > http://markmail.org/message/2el63qarsjmbvfyy >> > >> >-- >> > >> >> >>>> >> >>>>>>>>>>>>>> WBR >> > >> >> >>>> >> >>>>>>>>>>>>>> Maxim aka solomax >> > >> >> >>>> >> >>>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>>> -- >> > >> >> >>>> >> >>>>>>>>>>>>> Sebastian Wagner >> > >> >> >>>> >> >>>>>>>>>>>>> https://twitter.com/#!/dead_lock >> > >> >> >>>> >> >>>>>>>>>>>>> http://www.webbase-design.de >> > >> >> >>>> >> >>>>>>>>>>>>> http://www.wagner-sebastian.com >> > >> >> >>>> >> >>>>>>>>>>>>> [email protected] >> > >> >> >>>> >> >>>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>>> -- >> > >> >> >>>> >> >>>>>>>>>>>> Sebastian Wagner >> > >> >> >>>> >> >>>>>>>>>>>> https://twitter.com/#!/dead_lock >> > >> >> >>>> >> >>>>>>>>>>>> http://www.webbase-design.de >> > >> >> >>>> >> >>>>>>>>>>>> http://www.wagner-sebastian.com >> > >> >> >>>> >> >>>>>>>>>>>> [email protected] >> > >> >> >>>> >> >>>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>>> -- >> > >> >> >>>> >> >>>>>>>>>>> WBR >> > >> >> >>>> >> >>>>>>>>>>> Maxim aka solomax >> > >> >> >>>> >> >>>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>>> -- >> > >> >> >>>> >> >>>>>>>>>> Sebastian Wagner >> > >> >> >>>> >> >>>>>>>>>> https://twitter.com/#!/dead_lock >> > >> >> >>>> >> >>>>>>>>>> http://www.webbase-design.de >> > >> >> >>>> >> >>>>>>>>>> http://www.wagner-sebastian.com >> > >> >> >>>> >> >>>>>>>>>> [email protected] >> > >> >> >>>> >> >>>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>>> -- >> > >> >> >>>> >> >>>>>>>>> WBR >> > >> >> >>>> >> >>>>>>>>> Maxim aka solomax >> > >> >> >>>> >> >>>>>>>>> >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>>> -- >> > >> >> >>>> >> >>>>>>>> Sebastian Wagner >> > >> >> >>>> >> >>>>>>>> https://twitter.com/#!/dead_lock >> > >> >> >>>> >> >>>>>>>> http://www.webbase-design.de >> > >> >> >>>> >> >>>>>>>> http://www.wagner-sebastian.com >> > >> >> >>>> >> >>>>>>>> [email protected] >> > >> >> >>>> >> >>>>>>>> >> > >> >> >>>> >> >>>>>>> >> > >> >> >>>> >> >>>>>>> >> > >> >> >>>> >> >>>>>>> >> > >> >> >>>> >> >>>>>>> -- >> > >> >> >>>> >> >>>>>>> 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 >> > >> >> >>>> >> >>>>> [email protected] >> > >> >> >>>> >> >>>>> >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>>> -- >> > >> >> >>>> >> >>>> WBR >> > >> >> >>>> >> >>>> Maxim aka solomax >> > >> >> >>>> >> >>>> >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >>> -- >> > >> >> >>>> >> >>> Sebastian Wagner >> > >> >> >>>> >> >>> https://twitter.com/#!/dead_lock >> > >> >> >>>> >> >>> http://www.webbase-design.de >> > >> >> >>>> >> >>> http://www.wagner-sebastian.com >> > >> >> >>>> >> >>> [email protected] >> > >> >> >>>> >> >>> >> > >> >> >>>> >> >> >> > >> >> >>>> >> >> >> > >> >> >>>> >> >> >> > >> >> >>>> >> >> -- >> > >> >> >>>> >> >> WBR >> > >> >> >>>> >> >> Maxim aka solomax >> > >> >> >>>> >> >> >> > >> >> >>>> >> > >> > >> >> >>>> >> > >> > >> >> >>>> >> > >> > >> >> >>>> >> > -- >> > >> >> >>>> >> > Sebastian Wagner >> > >> >> >>>> >> > https://twitter.com/#!/dead_lock >> > >> >> >>>> >> > http://www.webbase-design.de >> > >> >> >>>> >> > http://www.wagner-sebastian.com >> > >> >> >>>> >> > [email protected] >> > >> >> >>>> > >> > >> >> >>>> > >> > >> >> >>>> > >> > >> >> >>>> > >> > >> >> >>>> > -- >> > >> >> >>>> > WBR >> > >> >> >>>> > Maxim aka solomax >> > >> >> >>>> >> > >> >> >>> >> > >> >> >>> >> > >> >> >>> >> > >> >> >>> -- >> > >> >> >>> Sebastian Wagner >> > >> >> >>> https://twitter.com/#!/dead_lock >> > >> >> >>> http://www.webbase-design.de >> > >> >> >>> http://www.wagner-sebastian.com >> > >> >> >>> [email protected] >> > >> >> >>> >> > >> >> >> >> > >> >> >> >> > >> >> >> >> > >> >> >> -- >> > >> >> >> WBR >> > >> >> >> Maxim aka solomax >> > >> >> >> >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > -- >> > >> >> > Sebastian Wagner >> > >> >> > https://twitter.com/#!/dead_lock >> > >> >> > http://www.webbase-design.de >> > >> >> > http://www.wagner-sebastian.com >> > >> >> > [email protected] >> > >> >> > >> > >> >> >> > >> >> >> > >> >> >> > >> >> -- >> > >> >> WBR >> > >> >> Maxim aka solomax >> > >> >> >> > >> >> > > >> > > >> > > >> > > -- >> > > WBR >> > > Maxim aka solomax >> > > >> > >> > -- WBR Maxim aka solomax
