[mythtv-users] Mythfrontend and 480i modes
Steven Adeff
adeffs.mythtv at gmail.com
Wed Jan 31 14:19:26 UTC 2007
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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