Re: can't cp files from dvd
On Mon, Nov 25, 2002 at 12:25:41AM -0500, Noah L. Meyerhans wrote:
> On Sun, Nov 24, 2002 at 10:50:38PM -0600, Ron Johnson wrote:
> > Just now, when I tried to cp the *.VOB files from a movie disk
> > mounted udf onto /dvd-rw, I got the same "Input/output error".
>
> Believe it or not, this is a function of the fact that the DVDs are
> encrypted. I don't remember what the heck it is that you have to do to
> actually get enough of a handle on the data to be able to use something
> like DeCSS on it. I saw an interesting talk entitled "Decrypting DVD"
I'm not sure if this is the same thing you're talking about, but I know
that a region-locked drive has to authenticate before the data can be
read from a region-locked DVD. Not sure how all that works in Linux,
though, I don't play DVDs on my computers.
--
Michael Heironimus
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