[mythtv-users] PVR250 + TVWonder = jerky

Bruce Markey bjm at lvcm.com
Wed Jun 4 19:49:50 EDT 2003


Isaac Richards wrote:
> On Wednesday 04 June 2003 08:56 pm, Bruce Markey wrote:
> 
>>It seem to help a little for local live but it absolutely
>>kills remote playback over a 10Mb network. The problem is
>>that the frontend makes several block requests while it is
>>waiting for data to arrive. If there is a seek, all the
>>blocks requested need to complete their transfer before
>>the frontend can request new data from the new position.
> 
> 
> Yeah -- I wasn't intending that to go into CVS as it was, just to see if it 
> helped the high bitrate rtjpeg stuff.  The only way I could reproduce any 
> jerkiness was to use rtjpeg at 640x480 @ quality 255, luma/chroma cutoffs at 
> 0, and that patch fixed things up pretty much perfectly for that case.

In that case, yes, it shows fewer buffering problems for a
boarderline resolution with rtjpeg.

--  bjm



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