Blueberrypie
Posts: 4
Joined: Wed Jul 30, 2014 3:43 am

Openelec + Windows Media Center = Fail

Wed Jul 30, 2014 3:57 am

Is anyone using an OTA antenna with an HD Homerun, Windows Media Center, and openelec? And having great success? I seem to be having issues with audio/video syncing on recorded television shows and I have the same issue on live tv.

I am thinking the raspberry pi B model may need to be over clocked for this to stream HD.

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abishur
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Joined: Thu Jul 28, 2011 4:10 am
Location: USA
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Re: Openelec + Windows Media Center = Fail

Thu Aug 28, 2014 4:03 pm

Which HD Homerun are you using, the Dual or the Plus?

I ask because the Dual will only record the video in the same format that it's transmitted in (I.E. MPEG-2) whereas the Plus will transcode it to h.264.

So if you have the Dual (which is the cheaper of the two, and the one I enjoy, albeit I haven't tried it with the Pi yet.) you'll also have to make sure you've purchased the MPEG-2 codec from the SWAG store or else you'll get the issues you've described.

Now if you have the Plus or have already purchased the MPEG-2 codec, how do you have the Pi connected? If it's just over wifi then yes, you're going to have a lot of issues. Remember that with wifi the max theoretical speed of the router (which let's say is 54 Mbps for the sake of argument) is shared with every device attached to it, just like an old Ethernet Hub from back in the day. Making it worse is that even if you only have one device attached to the wifi the bandwidth is typically shared between sending and receiving transmissions meaning that often you're dealing with something more like 30 Mbps.

All of which is to say if your pi is connected wireless you need to get that guy wired or first copy the files to the pi to be view locally. If you can't get a wired connection to the pi, you might want to take a look at MOCA. It's pretty awesome. It is, imho, far superior to powerline ethernet. It uses coaxial cables to transmit ethernet packets and can at least match 100 Mbps, although the newest version (which no one uses for some reason?) can greatly exceed that. Now it can't be used with Satellite because they both use frequencies above 1 Ghz, but it can be used with cable and cable modems. (Cable uses frequencies lower than 1Ghz, cable modems using something in the 5-20 Mhz range I believe). There's a great thread about it on a forum dedicated to A/V things that's worth reading into if you want to check this out.
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