[mythtv-users] mpeg2 playback performance issue makes no sense

Ivor Hewitt ivor at ivor.org
Wed Oct 13 14:36:09 UTC 2004


Michael J. Lynch wrote:

>>> [snip]
>>>   
>>
> Ok...so I did this just this morning.  The results are:
>    Myth Internal Player:  Processor pegged regardless of whether or 
> not deint is enabled
>    MPlayer:                     80% Idle
>
> These are the same results as my "fool Myth into thinking the VOB is a 
> recording"
> method.  Clearly there must be some major difference between how 
> Myth's internal player is
> playing back video and how MPlayer is playing back the same video.  It 
> could be
> configuration and/or other factors.  A while back a message was posted 
> by someone who
> claimed that they had enabled some optimizer options when they 
> compiled one of the addon
> modules and cpu idle time (for that module) went from %30 to %10.  
> Could this apply here also.

A starter would be to run mplayer with verbose logging....  (mplayer -v 
-v -v <file>)
and mythtv (mythtv -v playback <file>) and see if there's anything 
obvious in there.


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