Resize window

[Jason Craggs]

Hi Annika,

As a fellow neuroimager I have a couple of suggestions. First and foremost,
stick with low-tech. Second, depending on how critical your timing needs
are, a two-system solution using a KVM switch may be an effective solution.

Cheers,
Jason



On Mon, Sep 13, 2010 at 3:50 PM, Matt <mplenhart at gmail.com> wrote:

> Hi Annika,
>
> Basically, E-Prime takes complete control of the display device when
> it starts an experiment. It needs to do this in order for the timing
> to be accurate. If it gives up even a part of the screen to another
> program, it would lose this control and the timing data could suffer.
>
> You could try using a DLL to tap into the camera feed during the
> experiment (present it on-screen at the same time). I'm not sure of
> the specifics for the camera/app you are using, but it should be
> possible.
>
> If you try to switch to another application while an experiment is
> running, Windows takes control of the display and E-Prime will throw
> an error since it has lost control. The Windows key and ALT+Tab will
> both do this.
>
>
> Matt
>
>
> On Sep 11, 5:16 pm, Annika <kieksel... at gmail.com> wrote:
> > Thanks again for your suggestions. I would have liked to make it work
> > through EP, but you're right; I'll just start working on a low-tech
> > solution.
> > I contacted PST web support, by the way, but they always take long to
> > get back to me - I really appreciate your quick and helpful replies!
> >
> > Have a good weekend,
> >
> > Annika
> >
> > On Sep 10, 5:15 pm, David McFarlane <mcfar... at msu.edu> wrote:
> >
> >
> >
> > > Annika,
> >
> > > I still think that you should contact PST Web Support with this and
> > > see what they say.
> >
> > > Other than that, if it were me then at this point I would resort to
> > > some sort of low-tech kludge.  E.g., feed both the EP video and the
> > > web cam video output into some sort of video switch box that goes to
> > > the one display monitor, then see if I can use some digital I/O
> > > output (e.g., the lpt port) to have EP control which video goes
> > > through the switch to the display; or in a pinch, if display switch
> > > timing is not critical, just flip the switch as needed by hand; or
> > > use two displays and physically move a mirror to show one display or
> > > the other.  IOW, I would just try to think "outside the EP box" to
> > > get a working solution to this.
> >
> > > OK, I am late getting home for the weekend now, I have a fish dinner
> > > waiting and then a symphony concert tonight, so off I go...
> >
> > > -- David McFarlane, Professional Faultfinder
> >
> > > >Hi David,
> >
> > > >Thanks a lot for your quick reply.
> > > >I had thought of using a dual display, but I am not sure if I could
> > > >make this work in the scanner. I am also afraid that the two display
> > > >screens would end up being too small to be clearly visible (the same
> > > >would probably apply to showing the experiment and the desktop
> > > >simultaneously, on second thought).
> > > >Perhaps it would be easier if I explained what I would like to do: At
> > > >certain points during my experiment, subjects need to receive direct
> > > >video feedback from a webcam (connected to the computer that runs E-
> > > >Prime).
> > > >I cannot use the movie object for this purpose, because it can only
> > > >play saved (not live) video clips. I considered calling a dll routine
> > > >to bring up the webcam (in the same runtime environment), but this
> > > >would probably interfere with E-Prime. Finally, I tried to turn on the
> > > >webcam, start the experiment, and then bring the webcam to the
> > > >foreground at specific time points. The problem is that E-Prime quits
> > > >as soon as it is no longer in the foreground (runtime error 11011).
> > > >Do you know if there is a way (e.g., using an inLine) to keep E-Prime
> > > >running in the background? That way I could call the webcam to the
> > > >foreground (and push it back to the background again a few seconds
> > > >later), without having the experiment quit in the mean time.
> >
> > > >I appreciate your help,
> >
> > > >Annika
> >
> > > >On Sep 10, 2:49 pm, David McFarlane <mcfar... at msu.edu> wrote:
> > > > > Annika,
> >
> > > > > Stock reminder:  1) I do not work for PST.  2) PST's trained staff
> > > > > takes any and all questions
> > > > athttp://support.pstnet.com/e%2Dprime/support/login.asp, and they
> > > > > strive to respond to all requests in 24-48 hours (although current
> > > > > estimates are more like 10 days) -- this is pretty much their
> > > > > substitute for proper documentation, so make full use of it.  3) If
> > > > > you do get an answer from PST Web Support, please extend the
> courtesy
> > > > > of posting their reply back here for the sake of others.
> >
> > > > > That said, here is my take...
> >
> > > > > Hmm, interesting thought.  I don't see any hope of doing that in
> > > > > E-Prime, but I would be glad to be found wrong.  You can, of
> course,
> > > > > set E-Prime's display resolution to whatever you like, but that
> > > > > always still takes up the full display.
> >
> > > > > As an alternative, I suppose you might use a dual physical display,
> > > > > so that E-Prime would take up one display screen, and you would
> still
> > > > > have a desktop visible on the other display screen.
> >
> > > > > -- David McFarlane, Professional Faultfinder
> >
> > > > > >I was wondering whether you can change the size of the window in
> which
> > > > > >the experiment is run.  Is there a way to let E-Prime take up
> only,
> > > > > >say, half the computer screen, so that you can still see (half)
> the
> > > > > >desktop in the background while running the experiment?
> > > > > >Thanks,
> > > > > >Annika
>
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