[mythtv-users] PVR-350 clarification

etienne.sandre at polytechnique.org etienne.sandre at polytechnique.org
Fri Jun 17 11:46:48 UTC 2005


Does the new ivtvdev support overlay, yuv, hardware scaling, and vsync?

> I was playing with mythmusic the other night and the
> cpu usage with the latest driver is pretty similar to
> what i am seeing using my nvidia card which took me by
> surprise.
>
> Reverting is pretty easy. The latest x driver is the
> same as the old one appart from Xv support and it
> detects whether the ivtv driver can support it so
> running with an older version of ivtv gives exactly
> the same behaviour as using the 0.8 xdriver.
>
> Alternatively you can just copy the old one back on
> top if you find problems.
>
> Ivtv is pretty similar. A bit depends on how you got
> the original version and what you are using. But what
> happens is that the ivtv files are copied into the
> kernel modules. Copying back the old ones and
> rebooting restores the original version.
> The only problem i've had is that at some point it
> copied files into a different subdirectory (extra ->
> ivtv or something like that) so you need to make sure
> you end up with just one set of kernel modules.
>
> John
> --- Leigh <lsaunderson at blueyonder.co.uk> wrote:
>
>> I've noticed the talk about this new ivtvdev driver
>> over a few messages
>> recently and I'm thinking of giving it a go.
>> I originally used my 350 for TV-OUT when first
>> setting up my (only) MythTV
>> box, but changed to using the TV out on my Geforce
>> FX5600 so I could
>> accelerated X (hey, I like the pretty pictures that
>> Goom gives when playing
>> music !).
>>
>> How difficult is it / will it be to try the new ivtv
>> stuff , while at the same
>> time keeping the possibility of going back to my
>> current (working) setup
>> without a complete reinstall.?
>>
>> If I can get this new ivtvdev driver working with
>> it's accelerated vid/X
>> performance etc I'll be reverting back to using the
>> 350 for both capture and
>> playback   :-)
>>
>> >On Friday 17 June 2005 10:08, Patrick de Brabander
>> [mythtv] wrote:
>> > > I guess what I'm also asking is that if I do
>> want the most versatility
>> > > for the future (newer codecs, eventually DVD
>> playback, other myth front
>> > > ends, and whatever else who knows) would I be
>> limiting myself if I used a
>> > > PVR-350
>> > > as my only TV-out.
>> > >
>> > >This is true : it is not yet possible to watch
>> properly divx, dvd and
>> > >other stuffs on the pvr350 tvout.
>> >
>> > With the new ivtvdev_drv from John Harvey, you can
>> now perfectly play DVD
>> > and video trough the tv-out. Divx i haven't try
>> yet.
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