1 .TH QRENCODE 1 "Jan. 23, 2008" "qrencode @VERSION@"
3 qrencode \- Encode input data in a QR Code and save as a PNG image.
10 Libqrencode is a library for encoding data in a QR Code symbol, a kind of 2D
11 symbology that can be scanned by handy terminals such as a mobile phone with
12 CCD. The capacity of QR Code is up to 7000 digits or 4000 characters, and has
15 Qrencode is a utility software using libqrencode to encode string data in
16 a QR Code and save as a PNG image.
23 .B \-o FILENAME, --output=FILENAME
24 write PNG image to FILENAME. If '-' is specified, the result will be output
27 .B \-s NUMBER, --size=NUMBER
28 specify the size of dot (pixel). (default=3)
30 .B \-l {LMQH}, --level={LMQH}
31 specify error collectin level from L (lowest) to H (highest). (default=L)
33 .B \-v NUMBER, --symversion=NUMBER
34 specify the version of the symbol. (default=auto)
36 .B \-m NUMBER, --margin=NUMBER
37 specify the width of margin. (default=4)
40 make structured symbols. Version must be specified.
43 assume that the input text contains kanji (shift-jis).
45 .B \-c, --casesensitive
46 encode lower-case alphabet characters in 8-bit mode. (default)
49 ignore case distinctions and use only upper-case characters.
52 encode entire data in 8-bit mode. -k, -c and -i will be ignored.
55 display the version number and copyrights of the qrencode.
58 input data. If it is not specified, data will be taken from standard input.
62 .B qrencode -l L -v 1 -o output.png 'Hello, world!'
63 encode into a symbol version 1, level L.
65 .B qrencode -iSv 1 --output=output.png
66 read standard input and encode it into a structured-appended symbols in
67 case-insensitive mode.
70 Written by Kentaro Fukuchi.
73 Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi.