[mythtv] [PATCH] Display Resolution Override V2a

[John Patrick Poet]

On Fri, 23 Jul 2004, Isaac Richards wrote:

> On Friday 23 July 2004 04:13 pm, John Patrick Poet wrote:
> > On Fri, 23 Jul 2004, Isaac Richards wrote:
> > > On Sunday 18 July 2004 04:12 pm, John Patrick Poet wrote:
> > > > This is a minor update to my DisplayRes patch.  I did not want to have
> > > > a global instance of the DisplayRes class in mythfrontend, but it turns
> > > > out there is no choice.  Without it, changing the GUI display
> > > > resolution would not *completely* take effect until mythfrontend was
> > > > shutdown and restarted -- not something most people want to do.
> > > >
> > > > This version of the "Display Resolution Override" patch seems to be
> > > > very robust.  I have been using/testing it for a long time now.  I
> > > > don't believe that any of the "core" Myth developers have a HDTV, so I
> > > > realize it is hard to validate this patch, but I believe it is safe to
> > > > include it in the CVS.
> > >
> > > I don't see why this patch has to be so intrusive, with ifdefs scattered
> > > everywhere.  Why can't it be completely localized to the output method?
> > >
> > > Isaac
> >
> > The way it is currently implemented, it make library calls to xander, which
> > is only available in newer version of XFree and Xorg.  It would be easy to
> > change it back to using a system call, but that noticeably slows down
> > channel changes - when the video size changes.
>
> That's not what I'm talking about.
>
> > P.S.  When you say "localized to the output method", are you suggesting
> > that it should be completely contained within the videooutput_* code?  If
> > so, I am not sure how that could be pulled off efficiently.
>
> A separate class only used in the videooutput_* code, yes.  All you're doing
> is changing resolutions when it starts displaying, when it stops displaying,
> and when the guidegrid stuff is called, and those are already going through
> the videoutout_ classes.
>
> Isaac


Okay, I will look at that code closer and see if I can figure out how/when
the hooks are called.

John