[mythtv-users] mythtv on the ps3
jakep_82 at hotmail.com
Thu Jan 11 18:36:40 UTC 2007
>From: "Reza" <rezmang at yahoo.com>
>Reply-To: Discussion about mythtv <mythtv-users at mythtv.org>
>To: "MythTV User List" <mythtv-users at mythtv.org>
>Subject: Re: [mythtv-users] mythtv on the ps3
>Date: Thu, 11 Jan 2007 12:56:54 -0500
>ok, I will try and do an installation walk thru. This is all coming from
>memory, so hopefully I wont >forget anything. Im using plain YDL 5.0 and I
>installed plain 0.20 from mythtv.org (the website >source tarballs).
>Terrasoft has made the process extremely painless. Go here:
>Download the 5.0 pdf. You need to download 2 image files, throw them on
>some removable media. >You also need the YDL 5.0 image, which is located
>http://ydl.osuosl.org (save this mirror for use with yum)
>The above PDF should walk you thru the entire setup.
>Post YDL installation setup:
>-fix yum. The above image has yum disabled. Edit the
>/etc/yum.repos.d/*.repo files. Uncomment >out the baseurl line. I went
>ahead and put in the above mirror as my yum repo.
>-once you have yum up and running, install the following packages. I just
>went ahead and installed a >bunch of them:
>qt-devel qt-MySQL libXv-devel libXvMC-devel libXxf86vm-devel libXmu-devel
>-the above qt package doesnt have the qt source, which is needed to compile
>myth. I think the qt >installed above is qt-x11-free-3.3.6. What I did was
>install qt 3.3.6 source on my ps3. I configured it >and compiled it, then i
>made sym links from the yum installed package back to the soruce.
> >Specifically, i linked the src and the tools directory. An alternate
>method would be to just make and >install qt from source, rather than do a
>hybrid yum/source setup as I did.
>-setup your video output. Use this as a reference:
>Basically, go into your kboot and make sure the correct video mode is
>selected. Seems like this is >the only way to configure your video,
>anything set in xorg.conf gets ignored. Also, its not >mentioned on the
>page, but by adding 128 to the id, it does the video in full mode, which is
>nice if >you dont like having the black border bars. For example, I run
>720p, which is mode 3, but I run it in >full mode, so i use mode 131. There
>is a bit of overscan, but this can be corrected in the frontend >by
>positioning it inside your tv.
>-make the following changes to your xorg.conf:
>Load glx in the module section
>Comment out DRI and DPMS lines
>I added a DisplaySize to my monitor section
>(http://www.mythtv.org/wiki/index.php/Display_Size). >Unfortunately, this
>doesnt seem to address the aspect issues I get during playback
>-this is optional, but I went ahead and compiled x11vnc and setup my ssh
>dsa keys and trusted >hosts. This allows me to scp and ssh freely between
>my boxes and to interact with the ps3 over >vnc.
>-Go ahead and do steps 4.2, 4.3, 5.1, and 5.4. Thats it, your done!
>-To configure, I ran the following:
>-I went ahead and used plain 0.20 because thats what im running as my
>backend. I compiled and >tested the .20fixes off the svn and that worked as
>To get audio to work, change the audio device from /dev/dsp to ALSA:default
>and change the >mixer to default.
>I think thats it, im pretty sure I missed a step, so just let me know if
>you get stuck. As I stated >above, right now im running into performance
>issues. Video playback is the main one, but some >themes can also bog you
>down. Maybe someone can recommend some good video tweaks to >address this.
>YDL uses a plain frame buffer to output video, no GPU. This means
>everything is done >on the cell cpu. I think its very possible to have the
>cell push out video, this is what it was made >for. It runs at 3.2ghz and
>has 6 available cores on YDL. Someone just needs to figure out how to >do
>it :) Either that or get some basic video support from the nvidia gpu.
I also wonder if it wouldn't be better to run Myth with DirectFB and
QT-embedded per the wiki. Since frame buffer is all you have and memory is
very limited, why not save the memory that X chews up?
The MSN Entertainment Guide to Golden Globes is here. Get all the scoop.
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