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Re: good tool to recover scratched CD's/DVD's?

On Wed, Oct 03, 2007 at 12:31:39PM -0700, Tyler MacDonald wrote:
> Douglas A. Tutty <dtutty@porchlight.ca> wrote:
> > On Wed, Oct 03, 2007 at 11:49:15AM -0700, Tyler MacDonald wrote:
> > > Is there a tool available that does stuff like that?
> > The only thing I see in the repository is dvdisaster that you use
> > _before_ the cd/dvd gets damaged that can recreate it later.
>   The docs claim you need the ECC file, but I am running it right now
> without an ECC file, and it is still doing a much better job than dd_rescue,
> and with a much nicer GUI! :-) I'm not expecting to get everything back, but
> at least dvdisaster is plowing through the bad sectors quick enough that it
> won't take years to get at the good data that's past them...

If you read it multiple times, are some sectors read OK on one pass and
not on another?  There's a program that's supposed to take multiple
versions of a file and, using the blocks in common, come up with an
accurate file.


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