[AG-TECH] RE: AGVCR

[Derek Piper]

	I've traced the hang to something occuring with the Winsock select(), 
at least that's what the backtrace says. I'll try and see why there's a 
problem there. It certainly explains the cross-platform difference.

	Derek

Phillips, Joseph wrote:
> Hi Derek,
>    We'd certainly appreciate anything you can uncover- the AGVCR seems 
> to crash at random, even when it's not playing or recording anything. 
> Sometimes it will record fine for 45 minutes and never freeze, and other 
> times it will lock up after 10 minutes, recording or not. When it does 
> freeze while recording, it always corrupts the file being recorded. I 
> agree that it's probably some windows-specific glitch- unfortunately, 
> that's what we're running on our machines, which are 'former' InSors 
> cubes. Any help you can offer would be great- thanks again for getting 
> back to me so fast with the GTK update. Even with the crashes, AGVCR is 
> still an impressive piece of work!
>  
>  
> Joseph Phillips
> Simulation Technician
> Center for Simulation and Safety in Healthcare
> University of Chicago
> 
> ------------------------------------------------------------------------
> *From:* Derek Piper [mailto:dcpiper at indiana.edu]
> *Sent:* Mon 4/24/2006 7:27 AM
> *To:* Phillips, Joseph
> *Cc:* ag-tech at mcs.anl.gov
> *Subject:* Re: [AG-TECH] RE: AGVCR
> 
> 
>         Hi Phillip,
> 
>         Still crashing though?.. that's not good. I'll try and work on 
> that. It
> runs for hours on Linux without problems (that's the machine I have with
> the most disk space so it's where I record our meetings).
>         Something about Windows or windows-specific code, or GTK under 
> Windows ...
> 
>         Derek
> 
> Phillips, Joseph wrote:
>  > Thanks for the quick help Derek- it worked! It seems to be working fine
>  > now. The program has still crashed twice during playback since I made
>  > the switch to GTK 2.8.9, but it doesn't seem to be a regular thing like
>  > before.
>  > Thanks again- looking forward to more of your additions in the future!
>  > 
>  > Joe
>  > 
>  >
>  > Joseph Phillips
>  > Center for Simulation and Safety in Healthcare
>  > University of Chicago
>  > jphillips at dacc.uchicago.edu <mailto:jphillips at dacc.uchicago.edu>
>  > 
>  > 
>  > ------------------------------------------------------------------------
>  > *From:* Derek Piper [mailto:dcpiper at indiana.edu]
>  > *Sent:* Thu 4/20/2006 2:40 PM
>  > *To:* Phillips, Joseph
>  > *Cc:* ag-tech at mcs.anl.gov
>  > *Subject:* Re: AGVCR
>  >
>  >
>  >         Hi Phillip,
>  >
>  >         I was able to recreate the problem on a windows machine (AGVCR
>  > appeared
>  > to lock up after 16 minutes), and it was running GTK 2.6.10 as a
>  > runtime. I then removed GTK 2.6 and installed GTK 2.8.9 (the latest
>  > available Windows installer) and re-tried the test in the same venue
>  > (Venue Client didn't even get shut down between tests) and AGVCR has
>  > been running fine for over 45 minutes and still going as I write this
>  > email, so I would suggest trying GTK 2.8.9 to see if it helps you too.
>  >         I think I will need to update the Windows GTK runtime to 2.8 and
>  > possibly put a note on the website. Given the apparent GTK bug with
>  > AGVCR running on GTK 2.6 I may even move to compiling the Windows build
>  > against 2.8 to make it 'compulsory' to use 2.8.
>  >
>  >         Derek
>  >
>  > Phillips, Joseph wrote:
>  >  > We've been attempting to use AGVCR 1.5.9 for video feedback in our
>  >  > medical simulation center, but the application window seems to go 
> blank
>  >  > and lock up after letting it run for more than 10 minutes or so.
>  >  > Invariably, the file that was being recorded when the application
>  >  > crashed can't be played back later, even after restarting. We're 
> using a
>  >  > WindowsXP (formerly InSors) machine with a Videum capture card and 
> four
>  >  > cameras.
>  >  >    If we can get it working, we'd like to use it for recording our sim
>  >  > debriefings as well, including the playback or the earlier recording.
>  >  > Has anyone tried using AGVCR to record playback streams from AGVCR on
>  >  > another machine? It seems like it should work, right? Any help or 
> advice
>  >  > is greatly appreciated- thanks!
>  >  >
>  >  > Joe Phillips
>  >  > Center for Simulation and Safety in Healthcare
>  >  > University of Chicago
>  >  > jphillips at dacc.uchicago.edu <mailto:jphillips at dacc.uchicago.edu>
>  >
>  > --
>  > Derek Piper - dcpiper at indiana.edu - (812) 856 0111
>  > IRI 323, School of Informatics
>  > Indiana University, Bloomington, Indiana
>  >
> 
> --
> Derek Piper - dcpiper at indiana.edu - (812) 856 0111
> IRI 323, School of Informatics
> Indiana University, Bloomington, Indiana
> 

-- 
Derek Piper - dcpiper at indiana.edu - (812) 856 0111
IRI 323, School of Informatics
Indiana University, Bloomington, Indiana