[mythtv] crash in PreviewGenerator in VideoBuffers::DeleteBuffers

[Jim Westfall]

Steven Adeff <adeffs.mythtv at gmail.com> wrote [04.04.06]:
> On 4/4/06, Robert Tsai <rtsai1111 at comcast.net> wrote:
> > On Tue, Apr 04, 2006 at 12:38:34AM -0400, Chris Pinkham wrote:
> > > * On Mon Apr 03, 2006 at 10:28:39PM -0400, Robert Tsai wrote:
> > > > The preview generator in the "Watch Recordings" screen doesn't
> > > > like my new recordings of FOX "Prison Break" and "24". However,
> > > > playing them back appears fine so far. I can test patches if
> > > > necessary.
> > >
> > > Are these recordings changing resolution mid-stream?
> >
> > Of the first 30 seconds or so, there is no change; it is all
> > widescreen 720p. I'm sure there will be resolution changes later on
> > for commercial breaks (or do those not count as resolution changes?),
> > but I haven't watched them yet.
> >
> > What kind of things can I look for in the logs (frontend or backend)?
> >
> > --Rob
> 
> there should never be a resolution change in an HD stream, it will
> always be 720p or 1080i. SD commercials are just converted to fit in
> the 720p or 1080i space.
> 

I have a few recordings from the discovery HD channel that do change 
resolutions (1080i <=> 480p).  They do a good job of crashing commflag 
too, since it sets a global height/width based on the initial resolution.

jim