[mythtv-users] Blu-Ray/HD-DVD versus MythTV HD recordings

Boleslaw Ciesielski bolek-mythtv at curl.com
Tue Mar 20 15:50:18 UTC 2007

Brian Wood wrote:
> On Mar 20, 2007, at 9:06 AM, Boleslaw Ciesielski wrote:
>> Brian Wood wrote:
>>> Add to that the MPEG transport used by the networks and you have MPEG
>>> artifacts that any discriminating viewer will see, most often in
>>> unpredictable motion like sports.
>> What do you mean by that? As long as there no uncorrectable errors,  
>> the
>> MPEG transport should not affect image quality, no?
> No.
> I'm not sure where to even start on that one, as ANY compression  
> scheme will degrade the original video, by definition. Even the best  
> DVDs are full of mpeg artifacts if you know what to look for.

But that's not what I was asking. Obviously the MPEG compression is 
lossy and has artifacts. The transport stream however is just a "file 
format", so it should not affect quality. Perhaps that was the 


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