On Thu, 10 Oct 2002, Franco Bevilacqua wrote:
>
> The format acquired from the DSP board are gray levels (0..255).
> The data come from the DSP board's driver continuously.
>
I'm assuming you mostly just want to take a raw greyscale
image and display it on the screen with scaling.
I'd recommend using OpenGL. Draw a textured quad. That would
be a LUMINANCE texture that you could update with glTexSubImage2D.
Mark.
>
> Mark Vojkovich wrote:
>
> > On Wed, 9 Oct 2002, Franco Bevilacqua wrote:
> >
> > > Hi all,
> > > I'm a newbie in developpment of video under linux.
> > > Where can I find docs and tutorials to program video under linux ??
> > > I need to display video on a XWindow starting from raw data (not
> > > compressed ) acquired on DSP card.
> > > I need also to apply some filters on the raw data, like interpolation.
> > > Does anybody has can give me some inputs ?
> > > In advance thanks.
> > > -Franco
> >
> > What format is your data in? YCbCr, I assume. Planar? Packed?
> >
> > Mark.
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