work with jpg jpeg png images

*Methods of wb3Image class:

• setInput(file) - input file patch
• fillBox (width,height) - detect coner colors and fill space
• scale(width,height) - set only one patam: width or height/ another set is 'null'
• cropScale(width,height) - crop image by set size
• wmText(text,font) - text watermark and font .ttf full path
• output() - return data jpg w/header
• outputFile(file) - output file pacth

<?php
require "wb3image.php";
$img = new wb3Image();
$img->setInput('test.jpg');
$img->fillBox(500, 500);
$img->scale(null, 300);
$img->cropScale(300, 300);
$img->wmText('watermark', './OpenSans-Regular.ttf');
$img->output();