Try ivtvfbctl /dev/fb0 -prepdma
It just displays a changing large 640x480 rectangle on
the screen but it uses the same calls as the X driver
to do it.

John
--- Roger Lipscombe <[EMAIL PROTECTED]> wrote:
> John Harvey wrote:
> > there is a parameter to ivtv (ivtv_std) that
> defines
> > the format setting it =2 configures it for PAL i
> > believe. (I'm at work and this is from memory).
> That
> > should help the framebuffer configuration once
> that's
> > set properly.
> 
> ISTR trying that, and it didn't seem to do anything.
> I'll try it again 
> this weekend. I thought it simply changed the input
> standard. Does it 
> change both?
> 
> > ivtv-osd doesn't support mmap access any more. 
> > I am not sure whether -vo ivtv uses the frame
> buffer
> > or the mpeg decoder. If it's the mpeg decoder then
> you
> > need to make sure that the alpha setting for the
> OSD
> > isn't getting in the way. You can use ivtvfbctl to
> > turn it off.
> 
> I know that I can change the alpha. My problem is
> that I want to ensure 
> that the FB is working, before I try to configure X
> to use it. At the 
> moment it's not. If I can't use -vo ivtv to test it,
> what can I use?
> 
> Cheers,
> Roger.
> 
> 
>
-------------------------------------------------------
> SF email is sponsored by - The IT Product Guide
> Read honest & candid reviews on hundreds of IT
> Products from real users.
> Discover which products truly live up to the hype.
> Start reading now.
>
http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click
> _______________________________________________
> ivtv-devel mailing list
> [email protected]
>
https://lists.sourceforge.net/lists/listinfo/ivtv-devel
> 


-------------------------------------------------------
SF email is sponsored by - The IT Product Guide
Read honest & candid reviews on hundreds of IT Products from real users.
Discover which products truly live up to the hype. Start reading now.
http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click
_______________________________________________
ivtv-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/ivtv-devel

Reply via email to