On 12/28/22 10:01, David Schmidt via cctalk wrote:
> There have been a few versions of the utility imd2raw.c floating around
> that will take Dave Dunfield's ImageDisk-created images (i.e. an .IMD file)
> and make a linear binary image devoid of any metadata.  This is similar to
> the function of Dave's IMDU.COM program's /b switch.
>
> I've corrected a problem with the assumption that all imd2raw.c descendants
> to date have made: sectors that have a skew (i.e. not 1-1 interleaved)
> weren't linearized correctly.  The skewed sectors need to be written out in
> "sorted" order, which is not necessarily captured/physical order.  This is
> easily verified by comparing output from "IMDU /b" to earlier imd2raw
> outputs on any .IMD that has a sector skew that isn't 1, 2, 3 [...].
>
> It's up on github here:
> https://github.com/RetroFloppy/imd2raw
David, may we assume that the original IMDU does things correctly?

Thanks,
Chuck

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