[mythtv] Re: Re: Re: pvr-350 performance patch - simplified
Isaac Richards
ijr at case.edu
Fri Feb 4 06:19:56 UTC 2005
On Friday 04 February 2005 12:45 am, David Engel wrote:
> On Thu, Feb 03, 2005 at 11:27:06PM -0500, Isaac Richards wrote:
> > On Thursday 03 February 2005 08:48 pm, David Engel wrote:
> > > Well, I don't have ivtv installed on the system where I build Myth so
> > > I made the change for my own benefit. The option to use an external
> > > ivtv header is still there, though.
> >
> > Does this mean we now require an unreleased version of ivtv?
>
> No. Myth will query fpr the running driver version at device open
> time. If the version is 0.2.0 (or newer), Myth will use the BLT_FILL
> ioctl, othereise it will use the PREP_FRAME ioctl. IOW, it will use
> the appropriate ioctl for the driver actually being used.
I thought there were a few other ioctl differences between versions - and
there was an ifdef for freebsd in there (which I don't know if anyone is
using or it's even valid anymore).
Isaac
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