Re: [gentoo-user] OT: DVD-"Container" ?

[Helmut Jarausch <jarausch@igpm.rwth-aachen.de>]

On  8 Jun, meino.cramer@gmx.de wrote:
> 
> Hi,
> 
> I am using k3b to burn dvds/cds.
> As most programs of this kind, k3b can /copy/ but not
> /move/ data to a DVD.
> Therefore, when trying to find tose files, which exactly
> sum up to the size of a DVD (by the way: I know DVD-
> sizes from a little below 4.3 GB to over 4.7GB...what is
> the truth?) I end up with a selected file here and another
> one there. After the DVD is finished it is --hrmm-- not
> efficient to find those in the related directories to
> remove them after a successful copy.
> Now I am looking of something like a "virtual DVD" to
> which I can /move/ and move back files. The "DVD"
> should report "no space left on device" exactly at
> the same point when a "real DVD" is filled.
> 
> I thought of one extra partition of the same size a DVD
> but since the filesystems will occupy different amount
> of space...
> 
> On the other hand: A iso-image-file on the harddisk would
> be nice, but that filesystem isn't made for moving files
> back and forth...
> 
> Any ideas to solve this???

Different idea: have a look at
app-cdr/gaffitter
It approximates the so-called knapsack problem of optimal packing.
You can then use this information to burn and afterwards delete the
files.
Helmut.

-- 
Helmut Jarausch

Lehrstuhl fuer Numerische Mathematik
RWTH - Aachen University
D 52056 Aachen, Germany