Re: [mythtv-users] Bob and artifacts

2005-03-03 Thread John Kuhn

I think I read somewhere that enabling the option to seek to exact 
frame (Under playback settings) might help with this?   It's worth a 
shot.

this seemed to have helped alot
Thanks!
--John
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Re: [mythtv-users] Bob and artifacts

2005-03-03 Thread Will Dormann
John Kuhn wrote:

it seems to be the best of the bunch for me.. picture quality seems as 
good as the source (which isnt that great) what looks even better is 
using bob with xvmc.. but that's a trick i cant seem to pull off yet.. 
xvmc causes lockups and strange issues when the osd is displayed
Hm, maybe I'll give it another shot sometime.
What version of the Nvidia drivers are you using?
Any special options?
What resolution?   (I'm in 640x480   NTSC land)
My input video is digital cable, and the picture goes to my (non-HD) TV 
via sVideo.   So maybe with my particular setup I can more easily see 
the resolution loss when using bob?   (with or without xvmc)

Thanks
-WD
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Re: [mythtv-users] Bob and artifacts

2005-03-03 Thread John Kuhn


I think I read somewhere that enabling the option to seek to exact 
frame (Under playback settings) might help with this?   It's worth a 
shot.

Just out of curiosity, how is the picture resolution look with your 
system set to Bob?   I like the smoothness of motion, but there's a 
distinct hit in the picture resolution for me.   (Which I believe is 
an inherent problem with the Bob technique itself?)

it seems to be the best of the bunch for me.. picture quality seems as 
good as the source (which isnt that great) what looks even better is 
using bob with xvmc.. but that's a trick i cant seem to pull off yet.. 
xvmc causes lockups and strange issues when the osd is displayed

--John
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Re: [mythtv-users] Bob and artifacts

2005-03-03 Thread Will Dormann
John Kuhn wrote:
I'm a recent convert from the pvr-350 tv-out to a new nvidia 6200 
tv-out.  while i think the tv-out quality of nvidia is on par with the 
350 the tv playback using it isnt.  By turning on Bob deinterlacing the 
picture is much more comparable to the 350.  my problem now is that when 
i fast forward or some times in the middle of watching a recording, I'll 
get artifacts (big blocks and skipping audio to match) is this a 
"normal" side effect from using bob? is there a way to reduce this?  I 
currently have audio buffering on and it doesnt seem to help that.

I think I read somewhere that enabling the option to seek to exact frame 
(Under playback settings) might help with this?   It's worth a shot.

Just out of curiosity, how is the picture resolution look with your 
system set to Bob?   I like the smoothness of motion, but there's a 
distinct hit in the picture resolution for me.   (Which I believe is an 
inherent problem with the Bob technique itself?)

-WD
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[mythtv-users] Bob and artifacts

2005-03-03 Thread John Kuhn
I'm a recent convert from the pvr-350 tv-out to a new nvidia 6200 
tv-out.  while i think the tv-out quality of nvidia is on par with the 
350 the tv playback using it isnt.  By turning on Bob deinterlacing the 
picture is much more comparable to the 350.  my problem now is that when 
i fast forward or some times in the middle of watching a recording, I'll 
get artifacts (big blocks and skipping audio to match) is this a 
"normal" side effect from using bob? is there a way to reduce this?  I 
currently have audio buffering on and it doesnt seem to help that.

any help would be appreciated.
--John
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