[AG-TECH] RE: AGVCR
dcpiper at indiana.edu
Tue Apr 25 12:47:08 CDT 2006
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.
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 ...
> 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
> > > 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
> > > 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
> > > 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
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