[mythtv] position/cutlist not updating (more info)

[Chris Palmer]

Isaac Richards wrote
> On Friday 14 March 2003 06:44 am, Chris Palmer wrote:
> > I decided to do a little debugging on my own and so I added a
> > few debugging output lines to libs/libmythtv/NuppelVideoPlayer.cpp
> > which show which criteria in NuppelVideoPlayer::SetBookmark
> > was causing the bookmark to not get set.
> >
> > The very first if-statement was the one that was triggered:
> >     if (!haspositionmap) {
> >         cerr << "DEBUG: Unable to SetBookmark:  !haspositionmap\n" << endl;
> >         return;
> >     }
> >
> > I have no idea how to track it from here, but hopefully this
> > gives you guys some good clues, based on my description below
> > and the condition being triggered.
> 
> If there's not a seek table in the file, it (as you've seen) refuses to edit 
> or set bookmarks on it.

what is a "seek table" and how do I make one?  why isn't there one?
is it because I started the recording "late", or because I was watching
the program while it recorded?

-Chris