From: Fred Dech (fdech++at++uchicago.edu)
Date: 04/11/2002 06:43:02
On Thu, Apr 11, 2002 at 01:26:26PM +0200, Simon C Mills wrote:
>
> Fred Dech wrote:
> >
> > hi.
> >
> > i'm coming across a need to display video from MPEG or other files in some
> > Performer/CAVElib VR applications that don't currently use up any of the
> > system's texture memory. sorta like a floating polygon/screen with a
> > couple 3D control widgets.
> > is pfuTex the way to go with this? or does this require some serious lower-
> > level coding?
>
> Hi,
>
> I've done something similar but in my case I just wanted a movie to
> appear ON TOP of my scene during loading or on request so it's purely
> 2D. For that I used the SGI movie library (man mvIntro) on IRIX. I
> create an X window ontop of my Performer window and render the movie
> into that. It doesn't use any OpenGL or texture memory resources.
> Control is fairly simple with key strokes to stop, start, rewind, mute
> etc.
>
> If you movie needs to be in the 3D scene then I think you can best use
> textures, maybe using the subload function.
>
> Hope it helps, Simon
>
thanks, Simon.
i need to try and place the movie in the scenegraph. it is meant to augment
what is already in the virtual space. i'll take a look at subload. i've
also gotten a couple of emails from other people who've done similar things
and have graciously offered to share some of their methods so i won't need
to re-create them from scratch.
--fred
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