example usage
<?php
$image = new FastImage('http://...');
// Example image data
/*
[uri] => http://...
[name] => test.jpg
[type] => image/jpeg
[error] =>
[format] => jpg
[size] => 57845
[progressive] => 1
[width] => 414
[height] => 621
[physicalWidthDpi] => -1
[physicalHeightDpi] => -1
[bitsPerPixel] => 24
[colorType] => -1
[comments] => Array
(
[0] => *
)
*/
?>