Class: ucaptcha
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| Detailed description | ||
| 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. |
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PHP 5 | Classes using PHP 5 specific features | View top rated classes |
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Graphics | Colors, images, charts and picture formats | View top rated classes |
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Validation | Validation algorithms | View top rated classes |
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Security | Security protection and attack detection | View top rated classes |
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