[mythtv-users] Video Glitches

Buchanan, Paul Paul.Buchanan at thomson.com
Wed Apr 14 11:20:42 EDT 2004


On Wednesday, April 14, 2004 9:58 AM, Vincent K. Britton wrote:
> I am experiencing the occasional Video Glitch on my Mythtv set up. 
> It is almost like a video echo of a prior moment of the video for
> 1/10th of a second then it returns to normal.  The audio isn't
> affected.   
> 
> I Installed using Jarod's How-To at
> http://wilsonet.com/mythtv/fcmyth.php. on Fedora 
> 
> If it matters, my hardware is a emachine T2865 (that I picked up for
> $100, sweet!) with 
> FIC AU31 MotherBoard with onboard everything
> 2.2 GHz Athlon XP
> 512 Meg DDR SDRAM
> 160 Gig HD
> Single Retail PVR-250
> 
> I already checked that the Hard Drive is using DMA
> [root at localhost root]# hdparm /dev/hda
> 
> /dev/hda:
>  multcount    = 16 (on)
>  IO_support   =  1 (32-bit)
>  unmaskirq    =  1 (on)
>  using_dma    =  1 (on)
>  keepsettings =  0 (off)
>  readonly     =  0 (off)
>  readahead    =  8 (on)
>  geometry     = 19457/255/63, sectors = 312581808, start = 0
> 
> I appreciate any help that can be offered!

You may want to try the "Extra Audio Buffering" option in the recordings
setup screen.  I had a similar issue, and this seemed to fix it.  I also was
experiancing choppy audio on fades to black near commercial breaks, but you
don't seem to have that symptom.

Paul


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