[mythtv-users] LiveTV on HD channel?

Ken Mandelberg km at mathcs.emory.edu
Sun Mar 5 19:24:34 UTC 2006


 >From: "Michael T. Dean" <mtdean at thirdcontact.com>
 >Subject: Re: [mythtv-users] LiveTV on HD channel?
 >
 >On 03/04/2006 07:11 PM, Ken Mandelberg wrote:
 >> > I'm able to get LiveTV to work on the SD channels over firewire. The
 >> > image fills the 4x3 screen on my latop. On HD channels I get audio, a
 >> > blue screen and an X bad param error on a shared memory segment.
 >> >
 >> > I presume this is because the size and resolution of the HD image.
 >> >
 >> > Do I need to tell Myth to scale the image somehow?
 >> >
 >What's the exact error?  If you show the messages in your frontend log,
 >I could probably say for sure, but my guess is that your video card
 >cannot handle images of the size required for HD.

The exact error is

VideoOutputXv Error: CreateXvShmImages(): XvShmCreateImage() failed to 
create image of the requested size.

It's no surprise that it cannot display a 1920x1080 image on a 1024x768 
display. Still there should be a way to scale it. Xine manages to do it 
on the same hardware.


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