PVR-350 NTSC over here, upper third of screen is in color, middle
third is all green, bottom is b&w. I play some live tv before using it
and some of the last livetv frame shows stuck in there like the
station logo in a burned out plasma tv

Great work!

p.s. Posts to the list are bouncing so I'm cc'ing it to you just in case


On 5/14/05, John Harvey <[EMAIL PROTECTED]> wrote:
> The attached patch adds a new ioctl that transfers a yuv image to the
> display. This is used by the Xdriver to implement Xv support.
> The yuv buffer will have been transferred to the display before the ioctl
> returns and is done just after the vsync interrupt so there should be no
> tearing.
>         The ioctl structure takes several parameters which are currently
> unused but I think should allow me to move more work in the future from the
> Xdriver copying data around memory to the ivtv driver setting up the dma
> transfers appropriately.
> 
> For now the data has to be in the Hauppauge format and match the screen
> resolution (720x576 or 720 x 480).
> 
> There is a requirement for the mpeg decoder to be initialised before this
> works and with this patch /dev/vide48 will fail to open until this has been
> done.
> 
>         Following this I will send out the updated X driver which implements
> an Xv driver for YV12 data. It does all the appropriate alpha switching so
> 
>          mplayer -vo xv foo.mpg
> 
> should just work.
> I haven't tested this with NTSC yet so there may be problems there but they
> will most likely be in the Xv driver.
> The Xv driver should compile with older versions of ivtv and just not put in
> the Xv support. It will also try to fail reasonably gracefully with older
> version of ivtv if the code is enabled at compile time.
> 
> Any problems please let me know.
> 
> John
> 
> 
>


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