Gentoo Archives: gentoo-user

From: Joerg Schilling <Joerg.Schilling@××××××××××××××××.de>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Software for checking CDs and DVDs for errors?
Date: Tue, 04 Dec 2018 10:39:20
Message-Id: 5c065944.fDJH4OIBhuaO6b5p%Joerg.Schilling@fokus.fraunhofer.de
In Reply to: Re: [gentoo-user] Software for checking CDs and DVDs for errors? by Andrew Udvare
1 Andrew Udvare <audvare@×××××.com> wrote:
2
3 > PS1 and PS2 games can be checked without special hardware in this case,
4 > but for others, specific hardware is required.
5
6 Games on DVD are a general problem as I expect them to contain intentionally
7 "unreadable sectors" that can neither be distinct from unreadable sectors
8 because of damage nor re-created while burning a new medium.
9
10 The background is that there is too few information on the low level DVD format
11 and in special as there are only secret vendor specific SCSI commands that
12 would allow to deal with this kind of intentional damage.
13
14 AFAIK, there was a tool from a German who did later leave Germany for legal
15 reasons who made a software called "clonedvd" that could do the job for some
16 drives on Win-DOS.
17
18 Jörg
19
20 --
21 EMail:joerg@××××××.net (home) Jörg Schilling D-13353 Berlin
22 joerg.schilling@××××××××××××××××.de (work) Blog: http://schily.blogspot.com/
23 URL: http://cdrecord.org/private/ http://sf.net/projects/schilytools/files/'