[myth-ie] Mythdora II: The Revenge .... can you say "glutton" ?
Brendan Kehoe
brendan at zen.org
Fri Mar 21 03:49:25 CDT 2008
> So why not do this with a new install of ubuntu/fedora/gentoo ? Get
> ivtv out working (check mythbuntu forums -very good) and all should be
> good.
Getting ivtv working was the Achilles heel when I first went with
Mythbuntu for my new install. I got it far enough, after doing
/usr/bin/v4l2-ctl -s pal-i --set-fbuf=global_alpha=0,local_alpha=1
that I could cat an mpeg into /dev/video16 and both video and sound
worked, after I've loaded the saa7127 driver in order for it to display
properly.
But I finally gave in after I couldn't get X going no matter what I
did. Well, in retrospect I didn't get the latest ivtv sources or even
its current trunk and try building it... Anyway, I got
FBIOPUT_VSCREENINFO whatever I tried to tweak:
(II) IVTV(0): bitsPerPixel=32, depth=24, defaultVisual=TrueColor
mask: ff0000,ff00,ff, offset: 16,8,0
(EE) IVTV(0): FBIOPUT_VSCREENINFO: Invalid argument
(EE) IVTV(0): Mode init failed
Another selling point of using the ivtv source, I realize, is that I
could stick in a bunch of printk calls to let me see what the bad
argument value actually *was*.
(With the newer kernel in Mythbuntu 7.10, I expect I'd need to just
replace the ivtv.ko and ivtv-fb.ko built from the source in place of
those already included by default in that newer kernel.)
> Compile your own MythTV and forget about the OS. I will gladly help
> you through all this.
Thanks for the offer! I have some hope that building 0.21 wouldn't be a
headache, but I'll drop some mail if it does.
(heh, I think I've just been coaxed into trying some more...)
> What graphic card have you? XvMC is very good for MPEG2 so might
> negate the need for X over IVTV. Also the ivtv guys AFAIK are just not
> developing the X side of it.
I'm using a Radeon card (ATI Technologies Inc RV280 [Radeon 9200 SE]).
With the 1360x768 screen size working very crisp and clearly when I use
that card and the VGA input on the TV, I'm really enticed into trying to
stick with that and don't worry about tv-out, but video display thru
that is choppy. My theory is that the AMD Sempron 2600+ 1.833 GHz CPU
isn't up to it. But perhaps I'm making the wrong guess? I realize
that's not the 1GHz-or-less speed I'd been thinking.
B
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