Re: [AG-TECH] Release of AGVCR - recording AG sessions

[monika.k.rabari...@ccaix.jsums.edu]

and it works like a charm! Thanks again,
Monika
>     That's right, it works just like the docs say :>
>
>     Derek
>
> monika.k.rabari...@ccaix.jsums.edu wrote:
> > OK. It could fork rat and vic only when I use the -x
> > options (as stated in the help).
> > I guess that explains why I could not have vic and rat
> > start when I just clicked on
> > the agvcr icon. Please correct me if I am wrong.
> >
> > -Cheers,
> > Monika
> >
> >
> >
> >>It should because they are in my PATH.
> >>
> >>
> >>>
> >>>Does the app know where your vic and rat exes are? Are
> >>>they in your PATH?
> >>>
> >>>
> >>>_ _ _
> >>>
> >>>Zsolt Nagykaldi, PhD
> >>>Research Associate, Clinical IT Specialist
> >>>University Of Oklahoma Health Sciences Center
> >>>Department Of Family And Preventive Medicine
> >>>Oklahoma Center For Family Medicine Research
> >>>
> >>>900 NE 10th Street
> >>>Oklahoma City, OK 73104
> >>>Phone: (405) 271-8000 Ext.:1-32212
> >>>Fax:     (405) 271-1682
> >>>
> >>>________________________________
> >>>
> >>>From: monika.k.rabari...@ccaix.jsums.edu
> >>>[mailto:monika.k.rabari...@ccaix.jsums.edu] Sent: Thu
> >>>11/10/2005 2:37 PM To: Nagykaldi, Zsolt F. (HSC); Derek
> >>>Piper; Wachtel,Robert L Cc: Access Grid Technical
> >>>mailing list Subject: RE: [AG-TECH] Release of AGVCR -
> >>>recording AG sessions
> >>>
> >>>
> >>>
> >>>
> >>>Thanks Zsolt. Your trick works for me too when I start
> >>>agvcr from the command line. I still need to figure out
> >>>why rat and vic don't start when I run agvcr from the
> >>>icon. I tried with rat and vic in same dir as agvcr,
> >>>then with rat and vic in the path.
> >>>
> >>>Derek, this is great application!
> >>>
> >>>Cheers,
> >>>Monika
> >>>
> >>>
> >>>>A simple trick I used was to play back vic and rat
> >>>>streams on "localhost" after you start vic and rat
> >>>>manually, with the same audio and video ports. E.g.
> >>>>you start rat -- assuming rat is added to your PATH
> >>>>variable -- (rat.exe 127.0.0.1/32210) and vic (vic.exe
> >>>>127.0.0.1/32214). Using "localhost" and the same UDP
> >>>>ports in the player you can play your recorded session
> >>>>on your computer.
> >>>>Zsolt
> >>>>
> >>>>_ _ _
> >>>>
> >>>>Zsolt Nagykaldi, PhD
> >>>>Research Associate, Clinical IT Specialist
> >>>>University Of Oklahoma Health Sciences Center
> >>>>Department Of Family And Preventive Medicine
> >>>>Oklahoma Center For Family Medicine Research
> >>>>
> >>>>900 NE 10th Street
> >>>>Oklahoma City, OK 73104
> >>>>Phone: (405) 271-8000 Ext.:1-32212
> >>>>Fax:     (405) 271-1682
> >>>>
> >>>>________________________________
> >>>>
> >>>>From: Derek Piper [mailto:dcpi...@indiana.edu]
> >>>>Sent: Thu 11/10/2005 11:25 AM
> >>>>To: Wachtel, Robert L
> >>>>Cc: monika.k.rabari...@ccaix.jsums.edu; Nagykaldi,
> >>>>Zsolt F. (HSC); Access Grid Technical mailing list
> >>>>Subject: Re: [AG-TECH] Release of AGVCR - recording AG
> >>>
> >>>sessions >
> >>>
> >>>>
> >>>>
> >>>>        Hi,
> >>>>
> >>>>        Yes, I should probably note that problem in
> >>>>the 'known issues' stuff. Problem is I wrote a lot of
> >>>>this code a few months ago and only just recently did
> >>>>the website, so in testing with all of you fine folks
> >>>>I'm saying 'oh yea!' and trying to catch up on the
> >>>>documentation ... oops :)
> >>>>        Now, you *should* be able to immediately play
> >>>>back to the same venue you recorded from, while the
> >>>>AGtk VIC and RAT are running. This is true when AGVCR
> >>>>is running from Linux. It allows this because AGVCR is
> >>>>altering the SSRCs in every packet sent out on
> >>>>playback, thus since it appears to VIC and RAT as if
> >>>>new sources have 'appeared', then all works as it
> >>>>should. Under Windows I found that if I enabled this
> >>>>'packet munging' for audio streams then it resulted in
> >>>>no audio being played at all - regardless of venue,
> >>>>whereas under Linux it worked fine. I will
> >>>>reinvestigate this but under Windows builds it's
> >>>>disabled for audio streams since the behavior was
> >>>>deemed 'unreliable', and I wanted to be sure that in
> >>>>both builds the  stream output worked for most cases
> >>>>        where a recording is played back at a
> >>>>different time from the original. In your test here,
> >>>>it would work in the same venue if participants
> >>>>reloaded the venue, since then VIC and RAT would
> >>
> >>choose new SSRCs for their packets and everyone would be
> >>
> >>>>happy. The garbled audio in this case is from more
> >>>>than one source having the same SSRC, which is against
> >>>
> >>>the spec, i.e. bad. >
> >>>
> >>>>        Derek
> >>>>
> >>>>Wachtel, Robert L wrote:
> >>>>
> >>>>>I just completed a test session with the folks at
> >>>>>ANL. Recording worked well. Playback did not do so
> >>>>>well until I switched venues from the one in which I
> >>>>>made the original recording. Playback then worked
> >>>>
> >>>>well. Just as with recording playback does require you
> >>>>
> >>>>>to have a multicast session active and join into the
> >>>>>multicast group with the configuration in AGVCR.
> >>>>>
> >>>>>Playback while still in the original venue caused
> >>>>>broken audio from the other remote sites and I could
> >>>>>not hear any of the playback audio though I could
> >>>>
> >>>>see the video playback as well as the continuing live
> >>>>
> >>>>>>video. This is on a Windows XP Pro SP2 in
> >>>>
> >>>>multicast. >
> >>>>
> >>>>>Bob W.
> >>>>>243-2857
> >>>>>
> >>>>>-----Original Message-----
> >>>>>From: owner-ag-t...@mcs.anl.gov
> >>>>>[mailto:owner-ag-t...@mcs.anl.gov] On Behalf Of
> >>>>>monika.k.rabari...@ccaix.jsums.edu Sent: Thursday,
> >>>>>November 10, 2005 9:42 AM To: Nagykaldi,Zsolt F.
> >>>>>(HSC) ; dcpi...@indiana.edu Cc: Access Grid
> >>>>>Technical mailing list Subject: RE: [AG-TECH]
> >>>>
> >>>>Release of AGVCR - recording AG sessions >
> >>>>
> >>>>>Also, when I start agvcr from the command line and
> >>>>>play back the recorded file, vic and rat start but
> >>>>>showing the current video and audio in the venue,
> >>>>
> >>>>instead of the recorded ones. >
> >>>>
> >>>>>>Hi All,
> >>>>>>
> >>>>>>I am currently trying it on XP Pro SP2 with
> >>>>
> >>>>multicast. >>Recording seems to work fine (the file
> >>>>got some size). >>When playing back, I don't see vic
> >>>>and rat starting. >>
> >>>>
> >>>>>>I am not sure what I am doing wrong. Attached is a
> >>>>>>snaphot. Note the "File Offset: .....out of 0 bytes"
> >>>>
> >>>>???? >>
> >>>>
> >>>>>>TIA
> >>>>>>Monika
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>>Win XP Pro SP2. Works like a charm in multicast.
> >>>>>>>
> >>>>>>>Zsolt
> >>>>>>>
> >>>>>>>
> >>>>>>>_ _ _
> >>>>>>>
> >>>>>>>Zsolt Nagykaldi, PhD
> >>>>>>>Research Associate, Clinical IT Specialist
> >>>>>>>University Of Oklahoma Health Sciences Center
> >>>>>>>Department Of Family And Preventive Medicine
> >>>>>>>Oklahoma Center For Family Medicine Research
> >>>>>>>
> >>>>>>>900 NE 10th Street
> >>>>>>>Oklahoma City, OK 73104
> >>>>>>>Phone: (405) 271-8000 Ext.:1-32212
> >>>>>>>Fax:     (405) 271-1682
> >>>>>>>
> >>>>>>>________________________________
> >>>>>>>
> >>>>>>>From: dcpi...@indiana.edu
> >>>>
> >>>>[mailto:dcpi...@indiana.edu] >>>Sent: Wed 11/9/2005
> >>>>7:07 PM >>>To: Nagykaldi, Zsolt F. (HSC)
> >>>>
> >>>>>>>Cc: Access Grid Technical mailing list
> >>>>>>>Subject: RE: [AG-TECH] Release of AGVCR - recording
> >>>>
> >>>>AG >>>sessions
> >>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>Hi Zsolt,
> >>>>>>>
> >>>>>>>Yea, that's one thing noted in the 'known issues',
> >>>>
> >>>>the >>>problem with recording from unicast. I'm glad
> >>>>to hear >>>AGConnector helped, I like that program.
> >>>>There's some >>>old code in there that I wrote for
> >>>>trying to send data >>>to QuickBridge (since it seems
> >>>>to need to receive >>>something in order to send data
> >>>>back to you) but I never >>>did get it working to any
> >>>>satisfaction. >>>
> >>>>
> >>>>>>>Since I'm replying to all I was aware (as is
> >>>>
> >>>>typical >>>after announcing something works) that
> >>>>under Windows now >>>it appears to have problems with
> >>>>reading or displaying >>>the file length, something
> >>>>for me to look at tomorrow. >>>
> >>>>
> >>>>>>>Growing pains I think, I've been rewriting a lot of
> >>>>
> >>>>it >>>(under Linux for the most part) in the last few
> >>>>weeks as >>>I've considered more things that I wanted
> >>>>to add, and lo >>>today I 'got the nod' to release it.
> >>>>So I thought I'd >>>let everyone take a look instead
> >>>>of me sitting on it a >>>moment longer. This may be
> >>>>good and bad , but as long as >>>everyone treats it as
> >>>>'alpha' for now until more testing >>>is done then I
> >>>>think we'll all be good. I do not think >>>the file
> >>>>format will need to change, given all that I >>>have
> >>>>in my 'future plans' , so any recordings made now
> >>>>
> >>>>>>>will work in later versions. If for some reason it
> >>>>
> >>>>does, >>>I will make available the converter program I
> >>>>have used >>>to convert previous recordings to the new
> >>>>format. >>> >>>Thanks for trying it out, incidentally,
> >>>>what version did >>>you use, Windows or Linux?
> >>>>
> >>>>>>>Derek
> >>>>>>>
> >>>>>>>Quoting "Nagykaldi, Zsolt F. (HSC)"
> >>>>>>><zsolt-nagyka...@ouhsc.edu>:
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>>Fantastic Derek, thanks! One thing. In bridged
> >>>>
> >>>>unicast >>>>the recorder can not establish connection
> >>>>with the IPs >>>>and ports listed. However, in
> >>>>multicast (even with the >>>>AG Connector) it rocks!
> >>>>
> >>>>>>>>Zsolt
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>_ _ _
> >>>>>>>>
> >>>>>>>>Zsolt Nagykaldi, PhD
> >>>>>>>>Research Associate, Clinical IT Specialist
> >>>>>>>>University Of Oklahoma Health Sciences Center
> >>>>>>>>Department Of Family And Preventive Medicine
> >>>>>>>>Oklahoma Center For Family Medicine Research
> >>>>>>>>
> >>>>>>>>900 NE 10th Street
> >>>>>>>>Oklahoma City, OK 73104
> >>>>>>>>Phone: (405) 271-8000 Ext.:1-32212
> >>>>>>>>Fax:     (405) 271-1682
> >>>>>>>>
> >>>>>>>>________________________________
> >>>>>>>>
> >>>>>>>>From: owner-ag-t...@mcs.anl.gov on behalf of Derek
> >>>>>>>>Piper Sent: Wed 11/9/2005 2:57 PM
> >>>>>>>>To: Access Grid Technical mailing list
> >>>>>>>>Subject: [AG-TECH] Release of AGVCR - recording AG
> >>>>>>>
> >>>>>>>sessions >
> >>>>>>>
> >>>>>>>>
> >>>>>>>>       Hi all,
> >>>>>>>>
> >>>>>>>>       I'm happy to announce that finally I've
> >>>>
> >>>>been >>>>given the go-ahead to release AGVCR to the
> >>>>community. >>>>It was a program I started writing
> >>>>around January and >>>>it was ready for release in a
> >>>>workable incarnation >>>
> >>>>
> >>>>>>>some time in June. However, due to possible
> >>>>
> >>>>'intellecual >>>
> >>>>
> >>>>>>>>property' concerns from 'those that deal with
> >>>>
> >>>>those >>>>things' at IU, I was unable to release it
> >>>>back then. I >>>>declined to mention it to the
> >>>>community at large until >>>
> >>>>
> >>>>>>>this release so as not to 'tease' people with a
> >>>>
> >>>>product >>>
> >>>>
> >>>>>>>>they could not get. I won't get into griping about
> >>>>>>>>that on this list :> Some of you have known about
> >>>>
> >>>>this >>>>program earlier since we have had AccessGrid
> >>>>meetings >>>>that I have recorded. For those parties
> >>>>concerned, we >>>
> >>>>
> >>>>>>>can communicate off-list on the best way to get the
> >>>>>>>
> >>>>>>>
> >>>>>>>>       recordings to you. AGVCR is a program to
> >>>>>>>>record and play back the RTP/RTCP stream that an
> >>>>>>>>AccessGrid conference uses. The amount of data it
> >>>>>>>>gathers is certainly non-trivial, a few hours of
> >>>>>>>>recording with a number of participants can easily
> >>>>>>>>reach a few gigabytes in size. Timing and minimal
> >>>>>>>>       overhead information is embedded in the
> >>>>
> >>>>file >>>
> >>>>
> >>>>>>>for accurate playback. The website for the project
> >>>>
> >>>>is >>>
> >>>>
> >>>>>>>>      here: >
> >>>>>>>
> >>>>>>>http://iri.informatics.indiana.edu/~dcpiper/agvcr/
> >>>>>>>
> >>>>>>>>       I invite anyone interested to take a look,
> >>>>>>>>download and use it to see
> >>>>>>>>what you think. I welcome feedback, please bear in
> >>>>>>>>mind though that it is still being actively worked
> >>>>
> >>>>on. >>>>A number of changes have been made of late, so
> >>>>testing >>>>has not been as extensive as it probably
> >>>>should  be, >>>
> >>>>
> >>>>>>>but that's another reason to get it out there. The
> >>>>>>>
> >>>>>>>
> >>>>>>>>website has source for Linux/Unix and a
> >>>>
> >>>>precompiled >>>>binary for Windows. I may add
> >>>>pre-compiled binaries >>>
> >>>>
> >>>>>>>for popular Linuxes if there is interest. >
> >>>>>>>
> >>>>>>>>       Thanks,
> >>>>>>>>
> >>>>>>>>       Derek
> >>>>>>>>
> >>>>>>>>--
> >>>>>>>>Derek Piper - dcpi...@indiana.edu - (812) 856 0111
> >>>>>>>>IRI 323, School of Informatics
> >>>>>>>>Indiana University, Bloomington, Indiana
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>
> >>>>>>[Attachment: agvcr.jpg]
> >>>>>
> >>>>>
> >>>>>
> >>>>--
> >>>>Derek Piper - dcpi...@indiana.edu - (812) 856 0111
> >>>>IRI 323, School of Informatics
> >>>>Indiana University, Bloomington, Indiana
> >>>>
> >>>>
> >>>>
> >>>
> >>>
> >>>
> >
> >
> >
>
> --
> Derek Piper - dcpi...@indiana.edu - (812) 856 0111
> IRI 323, School of Informatics
> Indiana University, Bloomington, Indiana