[mythtv-users] Semi-OT: HD modeline question, and XVMC question

[John Patrick Poet]

On Tue, 26 Apr 2005, Nate Thompson wrote:

> I finally got around to ordering a VGA->Component adapter which arrived
> yesterday afternoon. After some issues getting Windows to work properly, I
> was able to generate a pretty good 960x540p modeline for my Philips
> PW8402/37 30" WS television. While it seems to work pretty well, I have
> noticed that there is about a 15 pixel overscan on both the top and bottom
> of the screen. This doesn't impact video playback that much, but it does cut
> off some of the menu/onscreen display writings. After going back and reading
> Jarod's HDTV guide (which was a big help!), it looks like I should look into
> creating another modeline that runs a different resolution within in the 540
> timing that I created. Unfortunately, the guide doesn't go into exactly how
> to accomplish this (atleast that I can find). Can someone give me a couple
> pointers? My hardware and generated modeline are included below.
>
> Also, has anyone tried to use XVMC with Xine? Does it work, and is there any
> benefit? While I do not have a HD3000/Air2PC card at the moment, I do have a
> couple HD .TS files that I'd like to try and playback. With standard
> settings, I can play them back, but there are frequent drops in both audio
> and video.
>
> MythTV Specs:
> AMD Athlon XP2500
> Chaintech 7NIF2 (output via onboard GF4MX440)
> 512MB RAM
> Running latest FC3/Nvidia/ALSA/MythTV from atrpms.net
>
> Generated modeline:
> "960x540" 40.982 960 992 1088 1216 540 541 544 560 +hsync +vsync
>
> Thanks for any tips,
>
> Nate Thompson
>
>

I believe Jarod lists a modeline for "888x508" which works well for him.

I personally use:

ModeLine "888x500p" 37.26 888 964 996  1104 500 522 528 563 +hsync +vsync

Which is 888x500 inside of a 960x540 mode.

This may also help you:

http://www.gossamer-threads.com/lists/mythtv/users/76858?search_string=modeline;#76858

John