This is no longer being maintained. If you are using this I recomend you checkout something like https://github.com/chillerlan/php-qrcode

ClearQR for PHP5 & Imagick

Based on QRcode image PHP scripts version 0.50g (C)2000-2005, Y.Swetake

Introduction

This program outputs a PNG FORMAT Imagick Image Object "QRcode model 2" You cannot use several functions of QRcode in this version. See README.txt .

This version supports QRcode model2 version 1-40.

This program requires PHP5.3x+ & Imagick.

QR Code data capacity[6]

• Numeric only Max. 7,089 characters
• Alphanumeric Max. 4,296 characters
• Binary (8 bits) Max. 2,953 bytes
• Kanji/Kana Max. 1,817 characters

Error correction capacity

• Level L 7% of codewords can be restored.
• Level M 15% of codewords can be restored.
• Level Q 25% of codewords can be restored.
• Level H 30% of codewords can be restored.

Data String Examples

• URL

  http://www.example.com

• For Phone Numbers

  TEL:###-###-####

• For SMS (note: messages are limited to 160 characters on SMS

  SMSTO:###-###-####:MESSAGE

• Text

  your text here

DoCoMo Types (Not always supported by Older and Non-DoCoMo phones

• Email with subject and body

  MATMSG:TO:drewjw81@example.com;SUB:subject;BODY:message;;

• Bookmark

  MEBKM:TITLE:title;URL:http://www.example.com;;

• Contact information

  MECARD:N:Smith,John;ADR:76 9th Avenue, 4th Floor, New York, NY 10011;TEL:+12125551212;EMAIL:jsmith@example.com;;

Example of block replacement

QR Code is registered trademarks of DENSO WAVE INCORPORATED in JAPAN and other countries.