Re: Rqst Info on O2 Video in Performer

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Angus Dorbie (dorbie++at++sgi.com)
Fri, 21 May 1999 16:57:59 -0700

Have you tried dmvtO2.c in
sample/pguide/libpf/C/

This uses the O2 fast digital media buffers for video texturing.
At least that's what the comments say.

CHeers,Angus.

Randy Stiles wrote:
>
> Hi,
>
> Are there any working examples out there for using SGI O2 video
> inside Performer?
>
> I have been modifying
> /usr/share/Performer/src/pguide/libpf/C/siriusvtex.c
> to take out the Sirius video card dependencies and use the O2
> video card, since siriusvtex.c has the right calls to GLX and
> vl library routines as a start.
>
> However, it almost seems as if the underlying performer methods,
> such as pfTexFormat(), pfTexLoadMode(), and pfTexLoadSize() are
> hardwired underneath for sirius video cards.
>
> I also keep seeing the message
>
> pfTexture::subload() not supported on this graphics hardware
>
> Any help is greatly appreciated,
>
> -Randy
> --
> // Randy Stiles mailto:stiles++at++ict.atc.lmco.com O/L922 B/255
> // Lockheed Martin Advanced Technology Center 3251 Hanover Street
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