CLE266 support (was [mythtv-users] OSD slow with hardware decoding?)

[Curtis Stanford]

I would be happy to test as well ... curtis at stanfordcomputing.com

On December 2, 2003 05:16 am, Adam Wood wrote:
> Hi everyone who has an epia,
>
> I'm currently waiting on a power supply and case for my EPIA-M 10000
> (waiting a month already!!). When I get it I plan to take a really good
> look at the OSD for the CLE266 hardware decoder. I'm not saying "I know"
> my programming skills are up to it but I'm going to give it a shot. I
> built a box using an M 6000 recently for a friend so he's keen to see me
> fix it too.
>
> Mike, if you don't mind I'd like to keep your e-mail to hand for testing
> support, if you're up for it. Anyone else with some debugging time and
> an interest in this please let me know.
>
> If anyone knows why the OSD is limited to 16 colours I'd love to know.
> Is this a limitation of the hardware? The drivers provided by VIA? Or
> what? (Maybe that question should go to the dev-list?)
>
> Isaac, any pointers would be great.
>
> Thanks,
>
> Adam
>
> > -----Original Message-----
> > From: mythtv-users-bounces at mythtv.org
> > [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Mike Wood
> > Sent: 02 December 2003 11:52
> > To: Discussion about mythtv
> > Subject: Re: [mythtv-users] OSD slow with hardware decoding?
> >
> >
> > Just to let you know, I'm experiencing the same thing you are.  With
> > Hardware decoding enabled, playback works very well, almost
> > flawlessly
> > in fact.  But whenever any kind of OSD is on the screen
> > (simple OSD for
> > channel change, browse mode, etc...)  then my playback stutters and I
> > get lots of "prebuffering pauses" in the log file.
> > Unfortunately, I'm
> > not a programmer so I'm useless to try and fix this myself.  But I
> > understand Isaac has decided not to support this
> > functionality, so its
> > up to the users to track this issue down...if that's possible.  If
> > someone else is working on it, and needs my assistance as a
> > tester, let
> > me know.  If this could be worked out, my Myth box would get
> > even closer
> > to nirvana!  :-)
> >
> > By the way, setting the OSD fade to 0 certainly helps....but
> > its still
> > not perfect.
> >
> > Mike
> >
> > Isaac Richards wrote:
> > >On Monday 01 December 2003 07:48 pm, Curtis Stanford wrote:
> > >>I have finally got hardware mpeg2 decoding (CLE266) working with my
> > >>EPIA
> > >>M10000 box and, for the most part, it works pretty well. It
> >
> > cuts down CPU
> >
> > >>usage to 20-30% and allows me to watch higher resolutions
> >
> > and higher
> >
> > >>bitrates. The weird thing is that any OSD makes the video
> >
> > pause and stutter
> >
> > > something terrible, especially when it's fading away.
> > >
> > >>The OSD works much better using software decoding even though much
> > >>less CPU is
> > >
> > > available. With 70-80% CPU available using hardware decoding does
> > >
> > >>anyone have any ideas why the OSD suffers so badly? Is it a buggy
> > >>driver or just the nature of the beast?
> > >
> > >I just figured that the cle266 didn't like being updated very often
> > >with new
> > >OSD frames and never really looked into it.  As I use a
> >
> > pvr-350 in my epia-m
> >
> > >box now, I doubt I'll be looking into it in the future.
> > >
> > >>And, while I'm at it, why is the OSD black and white using hardware
> > >>decoding?
> > >
> > > I've seen reference to the problem in the mailing list archives
> > >
> > >>but haven't seen a reason why. Is this a dead end or is it
> >
> > something
> >
> > >>that needs a warm body to work on it?
> > >
> > >The hardware is limited to 16 colors for the OSD.  16 shades of grey
> > >looks
> > >best with that, 16 colors would look horrible.
> > >
> > >Isaac
> > >
> > >_______________________________________________
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> > >mythtv-users at mythtv.org
> > >http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> >
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