(No version information available, might only be in SVN)
Imagick::extentImage — Set image size
Comfortability method for setting image size. The method sets the image size and allows setting x,y coordinates where the new area begins. This method is available if Imagick has been compiled against ImageMagick version 6.3.1 or newer.
The new width
The new height
X position for the new size
Y position for the new size
Returns TRUE on success.