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ucaptcha: Generate CAPTCHA validation with custom effects

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  Author Author  
Picture of Federico Ghedina
Name: Federico Ghedina <e-mail contact>
Packages: 2 Browse all classes by Federico Ghedina Browse all classes by
Country: Switzerland Switzerland - PHP jobs in Switzerland
Age: 37
All time rank: 171419 in Switzerland Switzerland
Week rank: 1320 Up15 in Switzerland Switzerland Up


  Detailed description   Download Download .zip .tar.gz  
This class can generate CAPTCHA validation with custom effects.

It can generate an image with random characters from a configurable list of allowed characters sets.

The text can be obfuscated with several types of noise effects like grayscale noise, color noise, dots, lines, circles, polygons, grind, chessboard, random characters, cartesian, polar and parametric function plot, background image, logo watermark.

The class can also several types of effects randomly to the image like warp, wave, shear, breeze, rotate and convolution.

The generated image is return as a string in the PNG format.

  Classes of Federico Ghedina  >  ucaptcha  >  Download Download .zip .tar.gz  >  Support forum Support forum (1)  >  Blog Blog  >  RSS 1.0 feed RSS 2.0 feed Latest changes  
Name: ucaptcha
Base name: ucaptcha
Description: Generate CAPTCHA validation with custom effects
Version: 1.0
PHP version: 5.0
License: Public Domain
All time users: 326 users
All time rank: 6263
Week users: 0 users
Week rank: 1804 Equal
 
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  Groups  
Group folder image PHP 5 Classes using PHP 5 specific features View top rated classes
Group folder image Graphics Colors, images, charts and picture formats View top rated classes
Group folder image Validation Validation algorithms View top rated classes
Group folder image Security Security protection and attack detection View top rated classes

  Files folder image Screenshots  
some simple resulting images
File Role Description
Accessible without login Image file sample Screen some simple resulting images


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REFERENCE Complete reference documentation

  Files folder image Files  
File Role Description
Plain text file ucaptcha.class.php Class main class

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