[mythtv] Strange issues with MPEG channels on QAM

[Daniel Kristjansson]

On Mon, 2007-07-09 at 07:38 -0700, Asher wrote:
> On 2/12/07, Daniel Kristjansson <danielk at cuymedia.net> wrote:
> > On Sun, 2007-02-11 at 01:51 -0500, Joshua M Thompson wrote:
> > > The problem areas seem to occur where Comcast has inserted local
> > > advertisements in the stream. When they occur Myth seems to lose sync
> > > with the stream. When this happens the front end spits out thousands of
> > > lines like this:
> > >
> > > [mpeg2video @ 0x108ba24]get_buffer() failed (stride changed)
> > >
> > > Sometimes it recovers, sometimes it aborts back to the recording screen,
> > > and on occasion it just crashes.
> > >

> I just started seeing this problem on
> comcast as well, also around some commercial breaks.  My recordings
> are off of a HDTV5500 card though not the HDHomeRun.  It causes the
> frontend to crash during playback, it looks like the same errors are
> get generated on the backend during commflagging but it doesn't cause
> the commflag to crash.  What would be helpful for troubleshooting
> this?

If you can reproduce the crash with the latest SVN trunk,
please create a backtrace using the instructions in the
MythTV documentation. Then create a new ticket with the
problem description and attach the backtrace to the ticket,
we may a small sample of the video as well, so please don't
delete it.

-- Daniel