[AG-TECH] Video Titling for All...for the Cost of One Video Stream
Bob Olson
olson at mcs.anl.gov
Tue Oct 30 22:06:35 CST 2001
I'd be even more interested in an extension that would present titling as
additional text below the window that doesn't use up our already-limited
pixel space.
--bob
On Tue, 30 Oct 2001, Ivan R. Judson wrote:
>
> Alternatively if anyone is interested in testing Open Mash's vic, it claims
> to have the ability to load a ppm overlay. We are interested in it's
> comparative performance to the ucl vic we've been using, as well as it's
> stability.
>
> http://www.openmash.org/
>
> --Ivan
>
> > -----Original Message-----
> > From: owner-ag-tech at mcs.anl.gov [mailto:owner-ag-tech at mcs.anl.gov]On
> > Behalf Of Allan Spale
> > Sent: Tuesday, October 30, 2001 3:09 PM
> > To: ag-tech at mcs.anl.gov
> > Subject: [AG-TECH] Video Titling for All...for the Cost of One Video
> > Stream
> >
> >
> > Hello,
> >
> > I have determined a way for * everyone * to have the capability to add a
> > banner title in a manner similar to what is seen on the video stream of
> > EVL. Even though the setup is a bit more cumbersome than using a video
> > mixer, I would estimate that you would have about the same degree of
> > flexibility. All of these steps must be performed on the video machine
> > running a Gnome desktop (it is probably possible to do these steps on
> > another windowing system, but I am not experienced with Linux desktops
> > like KDE, so I would not know how offhand) with at least four
> > "pagers"/desktops (this is the thing in the center of the task-bar-like
> > thing that shows how windows are arranged on your desktop).
> >
> > Here are the steps to take:
> >
> >
> > 1. Determine the video stream that you would want to have the banner
> > title (called "SOURCE VIDEO" from now on). Find the VIC window that
> > contains this video stream and bring up its window in one of the top
> > desktop (that is, on this diagram, make sure that the "highlighted
> > desktop" is one of the top desktops or rectangles).
> >
> > 2. Move the "task bar" by pressing one of the arrow buttons on the "task
> > bar". If done properly, it should slide to the left or the right and
> > "disappear". (To bring it back, press the visible arrow button.)
> >
> > 3. Move the SOURCE VIDEO to the bottom left-hand portion of the screen so
> > that only the title bar of the window is seen on this desktop. On the
> > desktop below, the video stream should appear.
> >
> > 4. Find the VIC window that contains a video stream that is not needed
> > (called "X11 VIDEO" from now on). On that VIC window, press the Menu
> > button. In the dialog box that appears, press the Device button. From
> > the list that appears, select X11. Then press the Dismiss button. This
> > will now allow that video stream to capture the upper-left hand corner of
> > whatever desktop is currently viewed on your screen.
> >
> > 5. Use the applet in the center of the task bar to switch to the lower
> > desktop. This should display the desktop that has the SOURCE VIDEO window
> > with the title bar appearing in the above desktop. If you have your
> > display machine video visible at this time, bring up the X11 VIDEO window.
> > You will notice that the X11 VIDEO window should be transmitting the
> > SOURCE VIDEO. As a result, you should have two video windows that have
> > exactly the same content. If you are unhappy with the location of the
> > video window, return to the above desktop and move the video window again
> > until it is in an acceptable location.
> >
> > 6. Staying in this desktop, bring up a graphics program or text program
> > that you will use for titling. Electric Eyes (found in the Graphics menu
> > that appears when pressing the "G" button on the task bar) is a good
> > program because it allows graphics to be scaled depending on how large the
> > window is. For text, try gEdit (found in the Applications menu that
> > appears when pressing the "G" button on the task bar). For animations,
> > you could try Flash and a browser or Java.
> >
> > 7. Open the file or create the content that will act as the banner title
> > (called "CONTENT" from now on).
> >
> > 8. Position the CONTENT somewhere on the video window ignoring the fact
> > the location of the CONTENT's title bar. For name titling, placing the
> > CONTENT on the lower portion of the X11 VIDEO is suitable.
> >
> > 9. Once the CONTENT has been placed, right-click on the title bar of the
> > CONTENT, and select "Set Border Style" -> BORDERLESS. Once this is done,
> > the borders of the CONTENT window and the title bar of the CONTENT window
> > disappear. Note that once you do this, you cannot move that window. You
> > would have to reload the content and repeat this step. Repeat this step
> > for all windows that should contatin content.
> >
> > 10. On the X11 VIDEO, switch to the desktop containing the title bar of
> > the X11 VIDEO. Right-click on the title bar of the X11 VIDEO and select
> > "Set Border Style" -> SHAPED. This will remove the borders of the X11
> > VIDEO window.
> >
> > 11. Now, make the CONTENT windows active so that they appear over the X11
> > VIDEO, and you have a titled video window.
> >
> > 12. On any desktop where you hid the task bar, press the button on the
> > hidden taks bar to make it reappear.
> >
> >
> > So, that's it. If anyone has any questions or comments or better ideas,
> > please share them.
> >
> >
> >
> > Allan
> > EVL/UIC
> > node-op
> >
>
>
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