[mythtv-users] garbage on top few pixels of HD video

Brad DerManouelian myth at dermanouelian.com
Sat Mar 31 17:09:26 UTC 2007


On Mar 31, 2007, at 10:02 AM, David Snider wrote:

> jaggroups wrote:
>> Hello all,
>>
>> I am having an odd problem with my myth box.
>> I have noticed that my recording of Raines from my PCHDTV 5500 card
>> off the air plays with some garbage on the top.
>> You can see an example at: http://www.brownout.com/raines-garbage.jpg
>>
>> It only shows up while it is playing.  If I pause the video it goes
>> away.  It seems to happen with whatever playback settings I use
>> (decoder and deinterlacer settings).
>>
>> The video seems fine when I play it back on my mac.
>>
>> Does anyone have any idea what is going on here?
>> I have noticed this problem on other content recorded from NBC (off
>> air HD).
>> I haven't noticed it with content from other networks.
>>
> I'm not sure if it's the same issue, but I had similar garbage on  
> my HD
> recordings.  I enabled the overscan settings under TV playback, I set
> the horizontal and vertical to 1 each...  and it "went away".....

It's in the broadcast itself. Not much myth can do about it since  
it's "valid" information sent on the signal. This is my work-around,  
as well.


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