The blur method blurs the Image. The method accepts a value between 0 and 100.
$image->blur(50);

##Pixelate
The pixelate method pixelates the Image. The method accepts a value between 0 and 100.
$image->pixelate(50);

##Greyscale
The greyscale method converts the Image to greyscale.
$image->greyscale();

##Sepia
The sepia method add a sepia filter to the Image.
$image->sepia();

##Sharpen
The sharpen method sharpens Image. The method accepts a value between 0 and 100.
$image->sharpen(40);
