fuel/fuel/core/classes/image.php
public static function crop($x1, $y1, $x2, $y2)
	{
		return static::instance()->crop($x1, $y1, $x2, $y2);
	}
public static function crop($x1, $y1, $x2, $y2)
	{
		return static::instance()->crop($x1, $y1, $x2, $y2);
	}
public static function crop ( $ x1 , $ y1 , $ x2 , $ y2 ) { return static :: instance ( ) -> crop ( $ x1 , $ y1 , $ x2 , $ y2 ) ; }
Crops the image using coordinates or percentages.

Absolute integer or percentages accepted for all 4.

@param   integer  $x1  X-Coordinate based from the top-left corner.
@param   integer  $y1  Y-Coordinate based from the top-left corner.
@param   integer  $x2  X-Coordinate based from the bottom-right corner.
@param   integer  $y2  Y-Coordinate based from the bottom-right corner.
@return  Image_Driver
Crops the image using coordinates or percentages .