rendered paste body<?phpini_set('display_errors', true);ini_set('error_reporting', E_ERROR | E_WARNING | E_PARSE);set_time_limit(0);$image_path = 'captcha1.jpeg';$captcha = imagecreatefromjpeg("$image_path");$height = imagesy($captcha);$width = imagesx($captcha);for($x=0;$x<$width;$x++) { for($y=0;$y<$height;$y++) { $loc_color = imagecolorat($captcha, $x, $y); if($loc_color != 16777215) imagesetpixel($captcha, $x, $y, imagecolorallocate($captcha, 0, 0, 0)); }}imagejpeg($captcha, 'captcha-tmp.jpeg');echo '<img src="captcha-tmp.jpeg" />';?>