Date: Tue, 26 Apr 2005 23:32:12 +0000 From: Chuck Robey <chuckr@chuckr.org> To: David Gilbert <dgilbert@dclg.ca> Cc: =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgr?= =?ISO-8859-1?Q?av?= <des@des.no> Subject: Re: region code in cdrecord Message-ID: <426ECF7C.8060003@chuckr.org> In-Reply-To: <17005.5342.260402.241779@canoe.dclg.ca> References: <426AC21B.2080205@chuckr.org> <426AE866.7050008@chuckr.org> <86wtqs9yiw.fsf@xps.des.no> <426BD1F6.7050201@freebsd.org> <86r7h08464.fsf@xps.des.no> <426BDE1F.3020004@kientzle.com> <17005.5342.260402.241779@canoe.dclg.ca>
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David Gilbert wrote: >>>>>>"Tim" == Tim Kientzle <tim@kientzle.com> writes: > > > Tim> I wouldn't "rather", but I think it might be simpler. I also > Tim> seem to recall hearing about discs whose region-coding was done > Tim> in such a way that they would not play on unlocked players. > > Well (to put that to rest), there are two types of region coding in > use on DVDs. The first is the one we're talking about here ... which > is a code in the files that tells the DVD player which region the disk > is. Early "unlocked" players were simply patched to accept any > region. > > The second type is code in the menu system that queries the region > code and then acts on it. Early players returned '0' for this > function ... and the disks were coded to not play. > > The fix for this was players that you could change the region on > ... and "unlocked" players of this type allow you to set the region an > unlimited number of times. "locked" players usually let you set the > region some small number of times. > It turns out I was wrong ... even though the k3b stuff I read said it was using cdrdao, a bit more investigation proved it was using mkisofs and growisofs instead. The both have large man pages, but nothing in them regarding the setting of region codes. I really don't want to have to replace my existing dvd players, that is dumb, then I have a nice programmable system here. > Dave. >
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