Alan Hourihane alanh@fairlite.demon.co.uk
Mon Mar 17 00:36:00 GMT 2003

On Sun, Mar 16, 2003 at 05:32:54 -0500, Harold L Hunt II wrote:
> Alexander Gottwald wrote:
> >Thor Johnson wrote:
> >
> >
> >>Greetings (and mucho thanks for the -norestart option for Xhost oddities)!
> >>
> >>I have a new boneheaded question:
> >>What is the difference between xv (as used in mplayer, ogle, etc) and
> >>XVideo?
> >
> >
> >I don't know it for sure, but it's the same. XVideo is an interface to the 
> >XServer to allow a fast display of video. With XVideo you can for example 
> >get access to the backend scaler of the graphicscard and let the 
> >graphicscard
> >scale the video to fullscreen.
> >
> >But this depends on the used graphicscard and for each graphicscard you 
> >need
> >a special driver, which we don't have for Cygwin/XFree86.
> >
> You know, we might be able to quite simply add such functionality... I 
> believe that DirectDraw exposes the scaling support of the video card. 
> Shoot, even the GDI blit function can accelerate scaling (if I recall 
> correctly).  Anyone care to find a few docs on what XVideo drivers must 
> provide (so I don't have to do all of the searching myself)?

xc/doc is your friend.


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