[mythtv-users] Mythfrontend and 480i modes

[Steven Adeff]

On 1/29/07, Calvin Harrigan <charriglists at bellsouth.net> wrote:
> As reported earlier, I've successfully set up HDTV on my myth system.
> One of the issues I faced was not being able to select de-interlacing
> per video mode. So I decided to create modes per resolution.  I am able
> to select a 1080i mode to view 1080i content,etc.  I'm having a problem
> playing back 480i.  Thought I have a  good mode line mythtv/X11
> interprets the mode as 720 x 240  (480/2 for interlaced I guess) so myth
> scales the video horizontally to match the vertical resolution. So I
> have a tall narrow picture on the screen.  I'm not convinced it's an
> actual mythtv problem though.  I'm thinking it might be a X11 and/or
> nvidia driver issue.  Looking in the X logs using the '-logverbose 6'
> switch I see where the driver seems to be setting a 480i mode, but X
> reports it as 720x240.
>
> The TV indicates it's displaying 480i mode and the raster seems to be
> the size I expect it to be.
>
> Has anyone seen a similar issue?  Any workarounds?

what is your 480i modeline? its possible your giving it a 720x240
modeline instead of the 720x480_60i modeline you think your giving it?

As for the deinterlacing per video mode, any reason you need to do this?

-- 
Steve
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