PHP Implementation Picture scaling function class _php instance

Copy the Code code as follows:
/**
* Images class is a picture processing class
* @package Application.controllers
* @since 1.0
*/
Class Images
{


/**
* Zoom Picture
* @param $source Original picture
* @param $newfile New pictures
* @param $pre Scale
*/
Public Function Thumn ($source, $pre, $newfile)
{
Get picture size
List ($s _w, $s _h) =getimagesize ($source);
Create a new picture size
$new _w= $s _w* $pre;
$new _h= $s _h* $pre;

Create a new image
$new _f=imagecreatetruecolor ($new _w, $new _h);
Create an image with a resource picture
$sour _f=imagecreatefromjpeg ($source);
Copy a resource picture to a new image
Imagecopyresampled ($new _f, $sour _f, 0, 0, 0, 0, $new _w, $new _h, $s _w, $s _h);
Output image to Browser
Imagejpeg ($new _f, $newfile);

Imagedestroy ($new _f);
Imagedestroy ($sour _f);
}
}
?>

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