[mythtv-users] Questionable capture quality from a PVR-250

Jarod C. Wilson jcw at wilsonet.com
Thu Feb 5 03:07:18 EST 2004


On Feb 4, 2004, at 17:06, John Kuhn wrote:

> you're not left out.. my 350 sure looks a lil blurry or degraded..  
> like its recording the livetv at a lower bitrate then i would like..

Are you using the 350's output, or something else?

> what profile does livetv record from?

The one ingeniously called "Live TV".

> anyway to change it?

In the Recording Profiles section of the frontend...

> brentfisher at shaw.ca wrote:
>
>> I know that this has been touched on before but I still don't have a  
>> sense of where the problem lies based on the inconclusive discussions  
>> to date.
>>
>> The video that I capture is on my PVR-250 is of questionably quality;  
>> slightly fuzzy and washed out.  My symptoms are similar to those that  
>> Cory described a few days ago, refer to:
>>
>> http://www.gossamer-threads.com/archive/MythTV_C2/Users_F11/PVR 
>> -250_slightly_fuzzy_picture_P104263/
>>
>> I have been chalking this up to the fact that MPEG-2 is a lossy  
>> compression - I'm taking an analog signal, sampling it into a  
>> compressed digital format - some degradation is expected.  But  
>> increasing the sampling rate should then impove it, right?  This  
>> doesn't seem to be the case.
[snip]

-- 
Jarod C. Wilson, RHCE

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