====== 인코딩 ======
  *[[http://code.google.com/p/zxing/wiki/BarcodeContents|zxing]]
  *[[http://matez.de/qr_codes/?show=w&w=BIZCARD|BIZCARD]] 예제
<code bash>
BIZCARD:N:Sean;X:Owen;T:Software Engineer;C:Google;A:76 9th Avenue, New York, NY 10011;B:+12125551212;E:srowen@google.com;;
</code>
====== 디코딩 ======
[[http://trac.koka-in.org/libdecodeqr|libdecodeqr]]
<code bash>
$ sudo apt-get install libdecodeqr-dev libdecodeqr-examples
</code>

test run examples
<code bash>
$ cd /usr/share/doc/libdecodeqr-examples/
$ libdecodeqr-simpletest debian.or.jp.qr.jpg 
STATUS=2080
http://www.debian.or.jp 

MEBKM:TITLE:DebianJP;URL:http\://www.debian.or.jp;;

Hit any key to end.
</code>
test with webcam
<code bash>
libdecodeqr-webcam 
libdecodeqr version 0.9.3 ($Rev: 42 $)
Hit [SPACE] key to grab, or any key to end.

adaptive_th_size=23, status=2080
http://www.suapapa.net
</code>