DVD Playback problems

[Tim]

On Sun, 2006-12-31 at 10:57 +1300, Rob Brown-Bayliss wrote:
> These are rented movies dvd's...  All worked fine at the store when I
> took them back, and I rented some more, same thing, some will work,
> and the others don't

Even some of those can be bad.  Though I'd only expect a few.

> lsdvd is not much use if fedora does not recognize that there is a
> disk in the drive.

Though, if you get a report about difficulty reading the discs that do
work, it raises your suspicions.  Drives can still play discs,
apparently fine, to us, but actually not be reading them very easily.

> I would have thought if the drive it's self was failing then the
> reading of discs would be intermitent,

I would agree.

> but as it stands the drive will either always read the disc or always
> fail to see the disc.  I thought it mightr have been a region code
> problem, but all the discs I have been using are from the same region.
> It seems to simply ignore some and accept others.

Compatibility issues springs to mind, such as discs that are designed to
be difficult to play on a computer, as a rather lame anti-piracy effort.