> > I have an easy question regarding CHDs. If ClrMame reports that a CHD is OK,
> is
> > there a reason for me to run a program like 'Quick Par' to re-verify ? I am
> > sure that it is not necessary, but would like to hear it from you.
>
>
> Well...depends. Scanner->Checksums got 2 settings for chdfiles. One is the
> simple sha1/md5 check in the header, the other one is the full integrity check.
> As long as you only enable the header check, you can't be sure that the image is
> 100% ok, since this check ony looks if the diskimage is available, correctly
> named and got the correct md5/sha1 stored in its header.
>
> If you enable the full integrity check (which takes a while...) ClrMamePro will
> check each block of the chd (mainly the same as a hdcomp/chdman -verify). If
> that tests succeeds, the chd is ok and doesn't need any other tests.
>
> Roman Scherzer
> ClrMamePro
>