[mythtv-users] Apple TV almost working. Only a slight issue remains

Michael Brancato mike at mikebrancato.com
Sat Oct 11 20:56:24 UTC 2008


This is surprising. I've done 1080i with a number of nvidia setups.    
Getting the apple tv to output component 1080i was trivial.

Sent from my iPhone

On Oct 11, 2008, at 2:17 PM, "Kevin Robbins" <robbinsck1 at gmail.com>  
wrote:

> On Sat, Oct 11, 2008 at 1:39 PM, Michael Brancato <mike at mikebrancato.com 
> > wrote:
>>> So, you have no problems whatsoever with the program guide? It's  
>>> slow
>>> as helle everywhere (live tv, gui)
>>
>>> Little OT and sorry I can't help. But would you (or anyone) mind
>>> sharing your xorg.conf I have not been able to get 720p or 1080i  
>>> out of my
>>> appletv either component or hdmi. I'm driving a samsung 19" lcd
>>> that's capable of 1080p. It would be much appreciated and good luck
>>> with the sound.
>>
>> Sorry, I'm a digest reader, you may need to reply-to-all...
>>
>> From what I can tell, the guide has no delay (except maybe 2 seconds
>> re-generating the current channel's preview).  Blazing fast.
>>
>> That said, I made the huge mistake of picking a poor theme, and  
>> everything
>> was slow.  Everything from just moving through the menu's, to  
>> playing TV.  I
>> switched from Blootube to Mythcenter, and things became 10x faster  
>> in all
>> respects for mythtv.  I believe a good part of that was it went  
>> from using
>> 60%+ RAM to using around 40% only be switching themes.  I thing  
>> Mythbuntu or
>> Retro would have similar results.  I think swaping out of ram was  
>> causing
>> huge performance issues.
>>
>> I'm running 1080i through component.  I do have to adjust for  
>> overscan, but
>> thats my TV's fault.  I just adjust the GUI size to 1720x954  
>> (that's what
>> works for my TV (6yo Toshiba 57in HDTV, no DVI).You can find most  
>> of what
>> you need to tweak on the atv-bootloader website.  My Xorg config  
>> follows:
>>
>> # nvidia-xconfig: X configuration file generated by nvidia-xconfig
>> # nvidia-xconfig:  version 1.0  (buildmeister at builder57)  Thu Sep 18
>> 17:19:17 PDT 2008
>>
>> Section "ServerLayout"
>>   Identifier     "Layout0"
>>   Screen      0  "Screen0"
>>   InputDevice    "Keyboard0" "CoreKeyboard"
>>   InputDevice    "Mouse0" "CorePointer"
>> EndSection
>>
>> Section "Files"
>> EndSection
>>
>> Section "Module"
>>   Load           "dbe"
>>   Load           "extmod"
>>   Load           "type1"
>>   Load           "freetype"
>>   Load           "glx"
>> EndSection
>>
>> Section "InputDevice"
>>   # generated from default
>>   Identifier     "Mouse0"
>>   Driver         "mouse"
>>   Option         "Protocol" "auto"
>>   Option         "Device" "/dev/psaux"
>>   Option         "Emulate3Buttons" "no"
>>   Option         "ZAxisMapping" "4 5"
>> EndSection
>>
>> Section "InputDevice"
>>   # generated from default
>>   Identifier     "Keyboard0"
>>   Driver         "kbd"
>> EndSection
>>
>> Section "Monitor"
>>   Identifier     "Monitor0"
>>   VendorName     "Unknown"
>>   ModelName      "Unknown"
>>   HorizSync       30.0 - 110.0
>>   VertRefresh     50.0 - 150.0
>>   Option         "DPMS"
>> EndSection
>>
>> Section "Device"
>>   Identifier     "Device0"
>>   Driver         "nvidia"
>>   VendorName     "NVIDIA Corporation"
>>   Option         "RegistryDwords" "RMDisableRenderToSystem=1"
>>
>> EndSection
>>
>> Section "Screen"
>>   Identifier     "Screen0"
>>   Device         "Device0"
>>   Monitor        "Monitor0"
>>   DefaultDepth    24
>>   Option         "DPI" "100x100"
>>   Option         "UseDisplayDevice" "TV-0"
>>   Option         "TVOutFormat" "COMPONENT"
>>   Option         "NoLogo" "True"
>>   Option         "XvmcUsesTextures" "True"
>>   Option         "AddARGBVisuals" "1"
>>   Option         "AddARGBGLXVisuals" "1"
>>   Option         "NvAGP" "1"
>>   Option         "TVStandard" "HD1080i"
>>   Option         "Coolbits" "1"
>>   Option         "VideoOverlay" "1"
>>   SubSection     "Display"
>>       Depth       24
>>       Modes      "1920x1080" "1280x720"
>>   EndSubSection
>> EndSection
>>
>> Section "Extensions"
>>   Option         "Composite" "Disabled"
>> EndSection
>>
>>
>> --
>> Mike Brancato, CISSP
>>
>
> Thanks much for the Xorg.conf, no luck though. Does anyone else have a
> xorg.conf that actually works at either 720p, 1080i or 1080p with the
> apple tv? Component or hdmi is fine with me. Hopefully I can piece and
> part enough of them to get something other than a black screen.
>
> Kevin


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