> Hi, I'm pretty new to ViPER (been using it for the last couple weeks
> to annotate video for an academic research project) and I'm having a
> problem with my annotation files. Is there a maximum file size that
> ViPER can handle for annotation files? I've had a couple instances
> when I've saved my work on annotating a video and tried to reload the
> data, and ViPER could not load the file. Didn't freeze or crash the
> program, it just didn't do anything. Didn't even load the
> corresponding video file. I thought maybe the data was corrupt and so
> I just reverted back to an older version of my .xgtf file. But when I
> got to the same point in my video I had the same problem - - I could
> not reopen the file after I had saved my new work. However, if I start
> a new annotation file and pick up where I left off in the video, I'm
> able to finish my annotations with no problem. So basically I split my
> annotations into two files rather than one large one.
> It seems like it might be a file size problem - - I've had no problem
> opening smaller files in ViPER, but once they get around 5+ MB it's no
> longer able to open them. I searched through the ViPER documentation
> (and spent some time on Google) and haven't been able to find any
> mention of this problem. I've tried it on two computers (both running
> XP, for what it's worth) and had the same problem, and also sent it to
> a coworker who could not open the larger files.
> Has anyone else encountered a problem with ViPER handling large .xgtf
> files, or does anyone have any other insight into my problem?

> Thanks,

> Ada