[mythtv-users] Large files burned with mytharchive

John Drescher drescherjm at gmail.com
Wed Oct 25 16:11:17 UTC 2006


On 10/25/06, Mario Limonciello <mario.mailing at gmail.com> wrote:
>
> To follow up with this a bit:
>
> I have come across many forums where people have indicated that the
> maximum file size for ISO9660 Level 2 is 2GB.  I have also come across some
> information that for ISO9660 Level 3, its 4GB.
> I couldn't find a definitive site saying both of these in one place, but a
> friend of mine came across this small snippet:
>
> IS09660 has a limitation of 2GB at Level 2 ISO9660 and 4GB at level 3,
> > currently Nero and other burning roms at this time dont support ISO9660
> > level 3 - The only way to get your files > 2Gb to DVD is using UDF
> > filesystem on you discs, but most DVD players dont support UDF - Now,
> > another problem that is being presented in this situation is that Nero and
> > many other linux apps is there is also a 2GB file size limitation
> > implemented deep within the programming implementations of libc (this
> > changed in newer 64-bit sources) that limits the file size to 2GB (more
> > specificly 2^31 - 1) there is a workaround to implement LFS into the libc
> > kernal source which the limit becomes 2^63 or 8TB, I can send you a link to
> > more on that, but from what I can tell it is really not worth it...you might
> > try to find a way to do what the dvd makers have been implementing to use
> > ISO9660 level 2, split your video into VOB's at 1GB because that is the
> > "roundest" file size below below the 2^31 -1 limit
> >
>
> So this being the case, I see two possible solutions.
>
> 1) MythArchive needs to learn how to start splitting files up into 1 GB
> chunks.  Create a patch to start doing so.
> 2) MythArchive needs to learn how to write UDF.  I haven't even ever
> written a UDF disk myself, so I'll have to see how readily feasible this is.
>


This has nothing to do with the size of the .ISO but has to do with the size
of the files inside the iso. Since mytharchive uses dvdauthor to create a
valid iso (with no files larger than 2GB) I dont think this is your problem.


John
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://mythtv.org/pipermail/mythtv-users/attachments/20061025/ac842b11/attachment.htm 


More information about the mythtv-users mailing list