[mythtv-users] Pixelation Cause

[Peter Bennett (cats22)]

On 09/30/2015 08:41 PM, Michael Wisniewski wrote:
> Hi!
>
> I'm running MythTV on a backend, a seperate box for a frontend, and a
> HDHR Prime as my tuner.  A few months ago, I was getting pixelation
> due to network errors.  I was able to diagnose this by running a hdhr
> debug command to print dots (.) to see if it's a network, transport,
> or something else.  I figured the NIC on the backend was getting
> overloaded and dropping packets.  I added a new NIC and this seem to
> fix the problems for awhile.  
>
> Just last night, I started noticing more pixelation.  Going through my
> recordings, I've seen a good amount of "damaged recq"...
>

I had this problem and it turned out to be caused by my Router (D-Link).
Packets were being dropped when passing through the router. I changed
the wiring so that the signal between the HDHR and the backend went
through a switch instead of the router and that solved the problem.

Peter