Date: Fri, 29 Oct 2010 21:49:16 +0200 From: "Julian H. Stacey" <jhs@berklix.com> To: Chuck Swiger <cswiger@mac.com> Cc: freebsd general questions <freebsd-questions@freebsd.org>, "Jason C. Wells" <jcw@speakeasy.net> Subject: Re: Recovering a DVD Message-ID: <201010291949.o9TJnGjr009172@fire.js.berklix.net> In-Reply-To: Your message "Fri, 29 Oct 2010 11:04:15 PDT." <3CA64AA4-0063-4207-8E72-4EB9396B5F50@mac.com>
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Hi, Reference: > From: Chuck Swiger <cswiger@mac.com> > Date: Fri, 29 Oct 2010 11:04:15 -0700 > Message-id: <3CA64AA4-0063-4207-8E72-4EB9396B5F50@mac.com> Chuck Swiger wrote: > On Oct 29, 2010, at 10:54 AM, Jason C. Wells wrote: > > I have a back up DVD that I cannot mount. dd won't read /dev/acd0 with an error "dd: /dev/acd0: Input/output error". Tried dvdisaster but it can't find my drive. Any pointers you can offer in getting this data off this disc are greatly appreciated. > > Try adding "bs=2048" or "bs=32768" to your dd line...? Also, what does "atacontrol list" say about your DVD drive? > /usr/ports/sysutils/vobcopy useful on audio video content, dont know about `normal' data. Cheers, Julian -- Julian Stacey: BSD Unix Linux C Sys Eng Consultants Munich http://berklix.com Mail plain text; Not HTML, quoted-printable & base 64 spam formats. Avoid top posting, it cripples itemised cumulative responses.
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