Re: [libreoffice-users] I think you could significantly improve the compression on the odt docs.

Hi :)
It might be good to contact the developers about that.  Perhaps post a
bug-report and then use the drop-downs to turn into a "feature
request" for someone keen to jump on.  76% is huge!!
Regards from
Tom :)



On 11 January 2014 21:52, frank ernest <doark@mail.com> wrote:
> I think you could significantly improve the compression on the odt docs.
>
> tar -c dir | xz -4 -e >> file.tar.xz
>
> 16,760 tar.xz
> 21,919 odt
>
> 76.46334230576213%
>
> If you were really crazy you could use a custom filter chain to knock off
> an additional 0.4927232081755619%.
>
> xz -k -C sha256 --lzma2=dict=64MiB,lc=4,lp=0,pb=0,mf=bt4,mode=normal,\
> nice=273,depth=500 file.tar
>
> 75.97061909758656%
>
> 16,652 tar.xz
>
> And it only takes my system (64bit 3.2 GHz,)
>
> real 0m0.399s
> user 0m0.248s
> sys 0m0.148s
>
> to complete the above custom filter chain task so it can't be that hard
> for an older system to do.
>
> The file I tested this on was a very old file from before I knew much
> about computers. I created it because intranet explioter can't manage to save
> wiki pages and I was most interested in saving the file on how to create a level.
> So it should be freely reditributable and I include it for the interseted.
>
> It's decompressed size is
>
> 213,906 bytes
>
> Yielding
>
> 10.247024393892644% odt
>
> and
>
> 7.7847278711209595% tar.xz
>
> for the custom filter chain.
>
> I think a savings of about 25% is worth looking into.
>
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