Re: Utility needed to Verify ISO image with burned disc

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Article #42

#42

From: Ilya Zakharevich
Date: Fri, 19 Feb 2010 21:29

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On 2010-02-19, Mark F <mark53916@gmail.com> wrote:
> On Thu, 18 Feb 2010 18:56:27 +0000 (UTC), Ilya Zakharevich
><nospam-abuse@ilyaz.org> wrote in part:
>
>> > What I am looking for is a utility that can compare an ISO image file
>> > (xyz.ISO) to a burned CD/DVD based on the same ISO image file.
>> 
>> "A burned CD/DVD" *is* a file.  At least on reasonable OSes.  E.g.,
>> did you try \\.\M: ?  If Windows does not support this, one can just
>> make an ISO image from the disk, and use FC (or diff).

> Sonic Record Now and some other programs that I have used include some
> identifying information in the .ISO file.  Perhaps another format
> would give the same result every time I made an image, but can't
> switch from .ISO.

I have no clue what you are talking about.

> In particular, making an ISO file from the same
> real or virtual CD gives different results each time

Then the probrams you use are broken.  ISO image is just a copy of the
DVD (or of "the 2048-sectors" of CD).  All copies should be the same.
(And I expect that \\.M: would be always the same as well...)

Hope this helps,
Ilya

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From: Ilya Zakharevich <nospam-abuse@ilyaz.org>
Newsgroups: alt.comp.freeware,microsoft.public.windowsxp.help_and_support,24hoursupport.helpdesk,microsoft.public.windowsxp.general,alt.comp.periphs.cdr
Subject: Re: Utility needed to Verify ISO image with burned disc
Date: Fri, 19 Feb 2010 21:29:48 +0000 (UTC)
Organization: U.C. Berkeley Math. Department.
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