[mythtv-users] HDTV tearing

mtrax11 mylists at wilsononline.id.au
Mon Mar 31 02:08:52 UTC 2008


HD output won't allow resizing of display like normal Svideo ouput.
ie I've plugged my component TV out into a HD port on TV.


Another Sillyname wrote:
> 
> Ohh...Now I understand
> 
> Surely your screen has a remote control that allows you to change/set
> the screen width and height for different input sets?
> 
> J
> 
> On 31/03/2008, mtrax11 <mylists at wilsononline.id.au> wrote:
>>
>>  The issue is when I use for example "1280x720"  resolution on my HDTV
>> screen
>>  the KDE Desktop Screen doesn't fill the entire TV display
>>  ie there are Black spaces all around desktop, indicating the Driver or
>> Xorg
>>  hasnt quite got the screen dimensions correct.
>>  I'm assuming that you should be able to fill the entire TV screen with
>> most
>>  resolutions right?
>>
>>  thanks
>>  P
>>
>>
>>
>>
>>  Another Sillyname wrote:
>>  >
>>  > Sorry
>>  >
>>  > Desktop screen doesn't fill screen on the internal player?
>>  >
>>  > J
>>  >
>>  > On 31/03/2008, mtrax11 <mylists at wilsononline.id.au> wrote:
>>  >>
>>  >>  thanks
>>  >>  I did try this and same result as setting the default Mode in
>> xorg.conf
>>  >>
>>  >>  ie  Desktop screen doesn't fill TV screen.
>>  >>  Xorg.conf modes I have put in
>>  >>   Modes    "1280x1024" "1920x1080" "1280x720" "1024x768" "800x600"
>>  >> "640x480"
>>  >>
>>  >>
>>  >>
>>  >>
>>  >>
>>  >>  Another Sillyname wrote:
>>  >>  >
>>  >>  > try this....
>>  >>  >
>>  >>  >
>>  >>  > you'll get the drift......I'm assuming your card supports xrandr
>> fully
>>  >>  > BTW.
>>  >>  >
>>  >>  > J
>>  >>  >
>>  >>  >
>>  >>  > xrandr -s 1280x1024
>>  >>  >
>>  >>  > On 31/03/2008, mtrax11 <mylists at wilsononline.id.au> wrote:
>>  >>  >>
>>  >>  >>
>>  >>  >>
>>  >>  >>  Another Sillyname wrote:
>>  >>  >>  >
>>  >>  >>  > check the xrandr command....specifically xrandr -s
>>  >>  >>  >
>>  >>  >>  > On 30/03/2008, mtrax11 <mylists at wilsononline.id.au> wrote:
>>  >>  >>  >>
>>  >>  >>  >>
>>  >>  >>  >>
>>  >>  >>  >>  Brad Fuller-5 wrote:
>>  >>  >>  >>  >
>>  >>  >>  >>  > On Sun, Mar 30, 2008 at 10:51 AM, Yeechang Lee
>>  >> <ylee at pobox.com>
>>  >>  >> wrote:
>>  >>  >>  >>  >> Paul <mylists at wilsononline.id.au> says:
>>  >>  >>  >>  >>  > I have an AMD 3200+ and using a Nvidia 6200 TC,
>>  >>  >>  >>  >>
>>  >>  >>  >>  >>  [...]
>>  >>  >>  >>  >>
>>  >>  >>  >>  >>
>>  >>  >>  >>  >>  > The downside is when there is alot of fast action I
>> find
>>  >> the
>>  >>  >>  >> screen
>>  >>  >>  >>  >>  > starts to tear a bit.
>>  >>  >>  >>  >>
>>  >>  >>  >>  >>
>>  >> http://www.gossamer-threads.com/lists/mythtv/users/177303#177303
>>  >>  >>  >>  >>
>>  >> http://www.gossamer-threads.com/lists/mythtv/users/242478#242478
>>  >>  >>  >>  >
>>  >>  >>  >>  > Yes, check out the archives. I have a AMD 3000 with a 5200
>> and
>>  >>  >> don't
>>  >>  >>  >>  > have any problems unless I'm watching an HD and there are
>> two
>>  >>  >>  >>  > recordings going on simultaneously.
>>  >>  >>  >>  >
>>  >>  >>  >>  > --
>>  >>  >>  >>  > Brad Fuller
>>  >>  >>  >>  > www.bradfuller.com
>>  >>  >>  >>  > _______________________________________________
>>  >>  >>  >>  > mythtv-users mailing list
>>  >>  >>  >>  > mythtv-users at mythtv.org
>>  >>  >>  >>  > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
>>  >>  >>  >>  >
>>  >>  >>  >>  >
>>  >>  >>  >>
>>  >>  >>  >>
>>  >>  >>  >>
>>  >>  >>  >> I have done the folllowing
>>  >>  >>  >>  1. checked nvidia-settings and ticked the correct boxes
>> Vsync to
>>  >>  >> Blank
>>  >>  >>  >> etc..
>>  >>  >>  >>  2. added the "UseEvents" option
>>  >>  >>  >>
>>  >>  >>  >>  Now the CPU hovers around 40-50% but I still get tearing on
>> fast
>>  >>  >> camera
>>  >>  >>  >> pans
>>  >>  >>  >>  etc
>>  >>  >>  >>  I'm using resolution :
>>  >>  >>  >>  (II) NVIDIA(0): Virtual screen size determined to be 1920 x
>> 1080
>>  >>  >>  >>
>>  >>  >>  >>  I also did a little experiment with a lower resolution eg
>>  >> "1280x720"
>>  >>  >> and
>>  >>  >>  >> it
>>  >>  >>  >>  appeared to be a smoother playback BUT the screen is
>>  >> underscanned.
>>  >>  >> ie
>>  >>  >>  >> The
>>  >>  >>  >>  Desktop doesn't fill the entire screen.
>>  >>  >>  >>  is there a setting which tells xorg to fill screen with any
>>  >>  >> resolution?
>>  >>  >>  >>
>>  >>  >>  >>  Note my TV supports either 1080i or 480p..
>>  >>  >>  >>
>>  >>  >>  >>  Thanks
>>  >>  >>  >>
>>  >>  >>  >> --
>>  >>  >>  >>  View this message in context:
>>  >>  >>  >>
>> http://www.nabble.com/HDTV-tearing-tp16379610s15552p16388160.html
>>  >>  >>  >>  Sent from the mythtv-users mailing list archive at
>> Nabble.com.
>>  >>  >>  >>
>>  >>  >>  >>
>>  >>  >>  >>  _______________________________________________
>>  >>  >>  >>  mythtv-users mailing list
>>  >>  >>  >>  mythtv-users at mythtv.org
>>  >>  >>  >>  http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
>>  >>  >>  >>
>>  >>  >>  > _______________________________________________
>>  >>  >>  > mythtv-users mailing list
>>  >>  >>  > mythtv-users at mythtv.org
>>  >>  >>  > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
>>  >>  >>  >
>>  >>  >>  >
>>  >>  >>
>>  >>  >>
>>  >>  >> the xrandr -s  is not a valid option but I did try the -q
>>  >>  >>  output:
>>  >>  >>  Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 1920 x
>>  >> 1080
>>  >>  >>  default connected 1920x1080+0+0 0mm x 0mm
>>  >>  >>    1920x1080      50.0*
>>  >>  >>    1280x1024      51.0
>>  >>  >>    1280x720       52.0
>>  >>  >>    1024x768       53.0
>>  >>  >>
>>  >>  >>  I also note in the xorg.log:==
>>  >>  >>  (II) Loading extension NV-CONTROL
>>  >>  >>  (**) RandR enabled
>>  >>  >>
>>  >>  >>  I'm not sure what you mean, does Xrandr alter screen size?
>>  >>  >>
>>  >>  >>  thanks
>>  >>  >>  Paul
>>  >>  >>
>>  >>  >>
>>  >>
>>  >
>>  >
>>  >
>>
>>  --
>>
>> View this message in context:
>> http://www.nabble.com/HDTV-tearing-tp16379610s15552p16390082.html
>>
>> Sent from the mythtv-users mailing list archive at Nabble.com.
>>
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