(PHP 5 >= 5.5.0, PHP 7)
imagecrop — Crop an image using the given coordinates and size, x, y, width and height
This function is currently not documented; only its argument list is available.
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
Array with keys "x", "y", "width" and "height".
Return cropped image resource on success or
FALSE on failure.