(PECL gmagick >= Unknown)
Gmagick::cropimage — Extracts a region of the image
Extracts a region of the image.
The width of the crop
The height of the crop
The X coordinate of the cropped region's top left corner
The Y coordinate of the cropped region's top left corner
The cropped Gmagick object
Вызывает GmagickException при ошибке.