On Fri, Apr 3, 2020 at 2:44 AM Thomas Schmitt <scdbac...@gmx.net> wrote:
> Hi, > > Richard Shaw wrote: > > I wanted to use libburn as the fork of the cdrecord apps are known toi > > have issues. Not sure what the problem was but after spinning up a bunch > > of times it just crapped out with an unhelpful error. > > I'm the developer of libburn, which works underneath Xfburn, cdrskin, > and xorriso. > I know from xorriso users that they burnt multi-layer BD-R successfully. > Hey Thomas, yeah been a while, we worked on getting the libburnia suite of stuff up to date in Fedora a few years ago. But reports are sparse and the price for multi-layer BDs is still too > high in comparison to single-layer. So i don't have any. > (I am using single-layer BD-RE with my old application scdbackup, which > writes large directory trees to multiple media.) > Yeah, I mostly wanted it so I can backup with having to have "Disc 1 of X" type backups or create spanning images where I have to read all the disks to find one file. > If you want to give libburn another try with hopefully more informative > messages, you could run xorriso. > I'm willing to try but that was my last disc from the first spindle I ordered. Have to wait for payday to buy another (which is sad). > For example put two directory trees into the resulting ISO 9660 > filesystem and burn it to the blank medium in /dev/sr0 > > dir_with_pics1=...path... > dir_with_pics2=...other.path... > xorriso -outdev /dev/sr0 \ > -for_backup \ > -map "$dir_with_pics1" /pics1 \ > -map "$dir_with_pics2" /pics2 > > Afaik, K3B uses growisofs as burn backend. It formats BD-R media by > default, > which cdrecord and libburn do not. > Ok, yeah I saw both mkisofs and growisofs in the log window. > growisofs surely has no knowledge about multi-layer BDs. Its development > ended shortly after single-layer BD became widely available. I studied its > source code when i prepared libburn for BD. > So if it does something different than the others, then i bet on the > formatting. > I'm assuming it can format on the fly? There was no "formatting" stage. Thanks, Richard
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