TOPIC: Raspberry Pi: FAQ

Raspberry Pi: FAQ 10 months 21 hours ago #1

  • lrusak
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RASPBERRY PI FAQ


I would like to start this FAQ as we have been getting a large amount of the same questions regarding the Raspberry Pi.

Please post if you have something you would like added.

This is not to be used for disscussion of issues/problems.



MOVED: wiki.openelec.tv/index.php?title=Raspberry_Pi_FAQ


This will be expanded as more questions come up.
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Last Edit: 5 months 3 weeks ago by lrusak.
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Re: Raspberry Pi: FAQ 10 months 20 hours ago #2

  • gunja99
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Good one. Thought we need it. Want to add something about havIng a good power cable? Also fixing the display to match video frame rate ?will add more if think about any.
Last Edit: 10 months 17 hours ago by lrusak. Reason: stupid tapatalk
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Re: Raspberry Pi: FAQ 10 months 10 hours ago #3

  • xe
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Superb work. Can I humbly suggest that the wording should be in the wiki and linked to here :)
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Re: Raspberry Pi: FAQ 9 months 4 weeks ago #4

  • Josh.43
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Great work; thank you. :)

I think this (FAQ) would be a fantastic place to have the "standard" RPI tweaks listed since it's already a great source and it ties in.

Of course with the disclaimer that the power supply must be confirmed as being powerful enough before "safely" or "unsafely" overclocking.

The config.txt tables on the link have not been updated, unfortunately, but there has been some work done by people in the forum to sort out the details. (I only overclock the CPU, since the GPU handles video files no problem, but with the single tweak of going up to 900Mhz, I know it's not optimal)

Also suggested for speeding up the default skin:
-Disable "Recently Watched" (Settings > Skin > Home Window Options > disable "Show Recently Added Videos")
-Disable Fanart (Settings > Skin > Background Options > enable "Hide Background Fanart")
-Disable reading thumbnails from the files (Settings > Video > disable "Extract thumbnail and video information")
-Note: recent builds of OpenELEC enable some more obscure optimizations, like DDS thumbnails of a small size

And one of the bigger white whales to speed up the interface: switch away from SMB (Can take up to 20% of the CPU in some cases)

Also, the DTS Audio issues are not just limited to NFS, as some of the higher bitrate 5.1+ DTS streams actually max out the CPU when it has to transcode them.
With the right TV, the Raspberry Pi can pass along the DTS stream untouched, meaning no more stuttering due to transcoding.
RasPi, Lego case, OpenELEC, arm_freq=850
raspberrypihtpc.wordpress.com
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Re: Raspberry Pi: FAQ 9 months 4 weeks ago #5

  • ozong
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Josh.43 wrote:
With the right TV, the Raspberry Pi can pass along the DTS stream untouched, meaning no more stuttering due to transcoding.

How is this done, could you explain please?

/oz

Synology Disk Station DS1511+ | ACER REVO 3700 & Raspberry Pi
OpenELEC-ION.x86_64-2.0.0.tar.bz2
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Re: Raspberry Pi: FAQ 9 months 4 weeks ago #6

  • gunja99
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If u want tested config overclocks:


arm_freq=850
gpu_freq=325
sdram_freq=425

(How on earth u get ur sdram to 600 lsuruk?! U must have an uber pi!) U done that without overvolting?
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