tar.gz or other compression

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k1mgy
Posts: 24
Joined: Thu Oct 14, 2010 8:25 am

tar.gz or other compression

Post by k1mgy »

Data compression (for transmission from an SB70LC to a remote host) is useful and desirable for my application.

The RTL's do not offer any compression utility (that I can find).

Anyone out there (here) who has dealt with this? Did you end up creating your own compression tool?
greengene
Posts: 164
Joined: Wed May 14, 2008 11:20 am
Location: Lakeside, CA

Re: tar.gz or other compression

Post by greengene »

we use a simple compression implementation of lzo. it is a gnu, gpl, package. their site is:
/*
* NOTE:
* the full LZO package can be found at
* http://wildsau.idv.uni-linz.ac.at/mfx/lzo.html
*/
it had a few anti-aliasing type compile warnings under nb, but all has worked flawlessly.
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lgitlitz
Posts: 331
Joined: Wed Apr 23, 2008 11:43 am
Location: San Diego, CA
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Re: tar.gz or other compression

Post by lgitlitz »

greengene,
Thanks for that info on the compression. The link you gave did not work but I was able to find the main page here:
http://www.oberhumer.com/opensource/lzo/
I also successfully tested the miniLZO on a MCF5270 platform:
http://www.oberhumer.com/opensource/lzo ... .03.tar.gz

Be aware that this compression software distributed under the terms of the GPL v2+.

-Larry
greengene
Posts: 164
Joined: Wed May 14, 2008 11:20 am
Location: Lakeside, CA

Re: tar.gz or other compression

Post by greengene »

thanks for correcting the link.
i just did a cut-n-paste from the code and who would
ever expect that a comment was no longer current ;-))
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