Date: Sun, 10 Apr 2016 21:50:07 +0200 From: Bernt Hansson <bah@bananmonarki.se> To: freebsd-questions@freebsd.org Subject: Re: Failure to read a Bluray disk with 'dvdbackup' command Message-ID: <570AAE6F.7050305@bananmonarki.se> In-Reply-To: <570AA86C.5010705@gmail.com> References: <5702C29A.5050208@rawbw.com> <20160410151811.4bf577c9@fabiankeil.de> <570AA86C.5010705@gmail.com>
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On 2016-04-10 21:24, jd1008 wrote: > > > On 04/10/2016 07:18 AM, Fabian Keil wrote: >> Yuri <yuri@rawbw.com> wrote: >> >>> My attempts to backup a Bluray disk with this command fail: >>> >>> # dvdbackup -M >>> libdvdread:DVDOpenFileUDF:UDFFindFile /VIDEO_TS/VIDEO_TS.IFO failed >>> libdvdread:DVDOpenFileUDF:UDFFindFile /VIDEO_TS/VIDEO_TS.BUP failed >>> libdvdread: Can't open file VIDEO_TS.BUP. >>> Cannot open Video Manager (VMG) info. >>> Mirror of DVD failed >> Like the name indicates, dvdbackup is for DVDs. Blurays aren't DVDs. >> >> Fabian > 1. The encryption scheme in BD is different to that of DVD > 2. OpenSource has yet to produce tools and libs to read/write BD's > 3. Eve if you back up using dd, read of BD media will fail. Videolan have some info. http://www.videolan.org/developers/libbluray.html
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