[mythtv-users] feature request: plasma burn-in module

Jason H scorp1us at yahoo.com
Mon Jun 20 21:56:03 UTC 2005


so what you're saying I can just write an X
application  and plug that into myth some how?

How does one set a screensaver app that is activated
from an idle myth menu?


--- David Morris <mythtv at morrisonthenet.com> wrote:

> But what constitutes burn-in is a pixel left in an
> unchanged state for 
> an extended period.  It doesn't have to be in a
> random state, or a state 
> different than an adjacent pixel, like in static --
> it just needs to 
> change.  So if you, say, changed the background
> color at regular 
> intervals that would change every pixel on the
> screen.  To make it less 
> jarring you could use muted colors and fade/gradient
> them in.  To me 
> that would be the most effective and easiest to
> achieve result -- every 
> pixel would change at the same time for the same
> length of time and 
> therefore be more uniform in their "wear" pattern. 
> Seeing random 
> channel changing would be more disruptive (to me)
> than seeing blank 
> color transitions.
> 
> Just a thought...
> 
> Jason H wrote:
> 
> >Because screensavers exhibit patterns. They are
> loops.
> >It varies per screensaver, but there are ones that
> are
> >never touch the corners(window's mystify, bouble -
> >anything that bounces on the edges are
> statistically
> >more likely to wear the middle and seldom venture
> into
> >the corners)
> >
> >The thing we are going to go for is no pattern.
> Static
> >is best, but hard to come by. Real TV samples
> switched
> >regularly is the next best. The number of channels
> >(70+) provides a nice long rotation cycle and
> >sufficiently varied data.
> >
> >
> >--- Dan Wilga <dwilga at mtholyoke.edu> wrote:
> >
> >  
> >
> >>At 9:30 PM -0700 6/19/05, Andy Alsup wrote:
> >>    
> >>
> >>>If your plasma has a RF tuner, just tune it to a
> >>>      
> >>>
> >>non-existant channel
> >>    
> >>
> >>>with snow for burn-in.  As long as the image is
> >>>      
> >>>
> >>changing it doesn't
> >>    
> >>
> >>>really matter where it comes from.
> >>>      
> >>>
> >>Or, since you're probably running X anyway, why
> not
> >>just turn the 
> >>screensaver on with something non-blank? Then all
> >>you have to do is 
> >>remember to leave the TV on for the next 41 days.
> >>
> >>-- 
> >>Dan Wilga                                        
> >>dwilga at mtholyoke.edu
> >>Web Administrator                            
> >>http://www.mtholyoke.edu
> >>Mount Holyoke College                             
>  
> >>Tel: 413-538-3027
> >>South Hadley, MA  01075            "Who left the
> >>cake out in the rain?"
> >>    
> >>
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